A modular trolley for carrying track inspection equipment

Abstract

The present invention relates to a modular trolley for carrying track detection equipment, wherein the seat module is detachably mounted on the body module; the front axle module and the rear axle module are both detachably mounted under the body module, wherein the front axle module is an active power module, which includes a drive motor, and the modular trolley is operated on the detection track through the front axle module and the rear axle module; the body module is provided with a main driving operation panel and an auxiliary driving operation panel for enabling the modular trolley to drive in both directions without turning around, the main driving operation panel and the auxiliary driving operation panel are both connected to the drive motor for communication, but do not control the drive motor at the same time, and the main driving operation panel and the auxiliary driving operation panel are switched by switching switches to control the drive motors respectively. The weight of each module in this modular trolley does not exceed 60kg, and can be carried by one person; and each module can be carried into a vertical elevator by one person, and can be used in the use environment of subway scenes.

Description

Technical Field

[0001] The present invention relates to a trolley, in particular to a modular trolley for carrying track detection equipment. Background Art

[0002] Railway line equipment is the basic equipment of the railway transportation industry. It is exposed to nature all year round, and is subjected to the effects of wind, rain, freeze and thaw, and train loads. The geometric dimensions of the tracks are constantly changing, the roadbed and ballast are constantly deformed, and the rails, connecting parts and sleepers are constantly worn, which causes the technical status of the line equipment to constantly change. Therefore, it is important for the engineering department to master the changing rules of the line equipment, detect the line status in time, and strengthen line detection management to ensure line quality and transportation safety.

[0003] High-speed railway track safety inspection ensures the safety of high-speed railway transportation. High-speed railway track safety inspection usually includes: track smoothness inspection, track force inspection, noise inspection and rail inspection. At present, the track inspection equipment is usually carried on a detection trolley. The detection trolley has wheels that match the track. The detection trolley moves along the track to perform inspections. However, the current detection trolleys are usually of integral design. For example, the patents with authorization announcement numbers CN207225356U and CN207997866U both disclose integral detection trolleys. When used to inspect subway tracks, they need to be manually transported to the subway tracks, which is inconvenient to use. Therefore, it is necessary to design a modular trolley for carrying track inspection equipment. The trolley adopts a modular design and is easy to disassemble and assemble. Each module can be easily carried by one person. Summary of the invention

[0004] The purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide a modular trolley for carrying track inspection equipment, which has a reasonable structural design, is easy to assemble and disassemble, and each module can be carried separately.

[0005] The technical solution adopted by the present invention to solve the above-mentioned problem is: a modular trolley for carrying track detection equipment, characterized in that: the modular trolley includes a body module, a seat module, a front axle module and a rear axle module; the seat module is detachably installed on the body module; the front axle module and the rear axle module are both detachably installed under the body module, wherein the front axle module is an active power module, which includes a drive motor, and the modular trolley is enabled to run on the detection track through the front axle module and the rear axle module; the body module is provided with a main driving operation panel and an auxiliary driving operation panel for enabling the modular trolley to drive in both directions without turning around, the main driving operation panel and the auxiliary driving operation panel are both communicated with the drive motor, but do not control the drive motor at the same time, and the main driving operation panel and the auxiliary driving operation panel are switched by switching the switch so that the drive motor can be controlled separately.

[0006] Preferably, the vehicle body module includes a vehicle body main frame and windshield assemblies respectively installed at both ends of the vehicle body main frame, and the windshield assembly is foldably connected to the vehicle body main frame; when in the open state, the windshield assembly is placed vertically, and when in the folded state, the windshield assembly is placed horizontally and fits together with the vehicle body main frame, the main driving operation panel is installed on the windshield assembly at one end, and the auxiliary driving operation panel is installed on the windshield assembly at the other end; foldable vehicle body running wheels are installed on both sides of one end of the vehicle body main frame.

[0007] Preferably, the main body frame of the vehicle body is made of aluminum alloy; and mounting seats for mounting the detection equipment are arranged on both sides of the main body frame of the vehicle body.

[0008] Preferably, the windshield assembly includes two side leg assemblies and a windshield, and the leg assemblies are foldably connected to the main body frame of the vehicle body; the two side leg assemblies are assembled together through a plurality of transverse connecting tubes; a plurality of longitudinal connecting tubes are also installed on the plurality of transverse connecting tubes, and the windshield is provided with two pieces, which are installed on a frame composed of a plurality of transverse connecting tubes and longitudinal connecting tubes, and a headlight, a warning light and a horn are installed on the windshield; the leg assembly includes two legs, which are in an "H" shape, one of which is hinged to the main body frame of the vehicle body, and the other is hinged to the main body frame of the vehicle body. The supporting leg is connected to the main body frame of the vehicle body through a No. 1 manual quick clamp; when the windshield assembly is in an open state, the No. 1 manual quick clamp locks the windshield assembly and the main body frame together, and the windshield assembly cannot rotate; release the No. 1 manual quick clamp, rotate the windshield assembly to a flat state and fit it together with the main body frame of the vehicle body; a block for limiting the supporting leg hinged to the main body frame of the vehicle body is installed on the side of the main body frame of the vehicle body, and when the windshield assembly is rotated from a flat state to a vertical state, the block abuts against the supporting leg to prevent it from continuing to rotate.

[0009] Preferably, the main driving operation panel or the auxiliary driving operation panel is installed on the top of a frame composed of several transverse connecting tubes and longitudinal connecting tubes, and a workbench is installed on the top, and the workbench is located next to the main driving operation panel or the auxiliary driving operation panel; the main driving operation panel and the auxiliary driving operation panel are installed according to the rules of the left driving position, and the main driving operation panel and the auxiliary driving operation panel in the two groups of windshield assemblies are arranged diagonally.

[0010] Preferably, a fence is installed on the front side of the windshield assembly.

[0011] Preferably, four foot pedals are installed on the main body frame of the vehicle body, two of them form a group, and the position between the two groups of foot pedals is used to install the seat module.

[0012] Preferably, the modular trolley also includes a ceiling module; the ceiling module includes a ceiling and support rods located at the four corners of the ceiling for supporting the ceiling, and the four support rods are respectively inserted into the top ends of the legs in the four leg assemblies and locked using a No. 2 manual quick clamp.

[0013] Preferably, the seat module includes a seat bottom frame, a seat and seat transport wheels, at least two seats are provided, which are mounted on the seat bottom frame in a back-to-back manner, and the seat transport wheels are mounted on the bottom of the seat bottom frame to push the seat module to move.

[0014] Preferably, four seats are provided, two seats form a group, and the two groups of seats are installed on the seat bottom frame in a back-to-back manner.

[0015] Preferably, four running wheels for transporting the seat are arranged and evenly distributed at the bottom of the bottom frame of the seat.

[0016] Preferably, armrest frames higher than the seat bottom frame are installed on both sides of the seat bottom frame.

[0017] Preferably, a soft protective cover is mounted on the armrest.

[0018] Preferably, a cross beam for leaning is installed between the two armrest frames, and the seats are evenly distributed on both sides of the cross beam for leaning.

[0019] Preferably, the crossbeam for leaning is provided with a soft protective cover.

[0020] Preferably, the middle portion of the leaning cross beam is connected to the top of the seat bottom frame via a reinforcing plate.

[0021] Preferably, a storage box is arranged between two seats in each group, and the storage box is mounted on the top of the seat bottom frame.

[0022] Preferably, a positioning block for positioning the seat on the vehicle body is provided at the bottom of the seat bottom frame; six No. 3 manual quick clamps and a raised structure for cooperating with the positioning block are provided in the middle position of the vehicle body main frame. When the seat module is installed on the vehicle body module, the positioning block is first clamped on the raised structure, and then the seat module and the vehicle body main frame are fixedly connected with the No. 3 manual quick clamp.

[0023] Preferably, the seat bottom frame has a storage space, which is located below the seat and can be used to place an equipment chassis of the carried detection equipment, etc.

[0024] Preferably, the front axle module comprises a front axle frame, a driving wheel, a front axle and a front axle transporting running wheel; the front axle and the driving motor are both mounted below the front axle frame; driving wheels are mounted at both ends of the front axle; the driving motor drives the front axle to drive the driving wheel to rotate, and at least a pair of front axle transporting running wheels are mounted on the upper end of the front axle frame; the rear axle module comprises a rear axle frame, a driven wheel, a rear axle and a rear axle transporting running wheel; the rear axle is mounted below the rear axle frame; driven wheels are mounted at both ends of the rear axle; at least a pair of rear axle transporting running wheels are mounted on the upper end of the rear axle frame; the front axle module and the rear axle module both comprise a braking mechanism, wherein the braking mechanism in the front axle module is mounted on the upper part of the front axle frame for braking the front axle, and the braking mechanism in the rear axle module is mounted on the upper part of the rear axle frame for braking the rear axle; the two sets of braking mechanisms are both in communication connection with the driving motor, and the operation of either set of braking mechanisms can cut off the power supply of the driving motor. A distance measuring encoder is also installed on the rear axle frame, which is connected to the rear axle and is used for the travel distance of the car.

[0025] Preferably, the brake mechanism comprises a pedal arm, a brake pedal mounting side plate, a brake pedal mounting bottom plate, a manual parking lock assembly and a travel switch for sending a stop signal to the driving motor of the rail inspection vehicle after the pedal portion is stepped on; the brake pedal mounting side plates are provided with two pieces, which are relatively mounted on the brake pedal mounting bottom plate; the rear end of the pedal arm is the pedal portion, and the front end of the pedal arm is hingedly connected between the two brake pedal mounting side plates, and the vehicle braking is performed by stepping on the pedal portion; the manual parking lock assembly is used to lock the stepped pedal arm; the travel switch is mounted on the brake pedal mounting bottom plate, and when the brake is not applied, the front end of the pedal arm contacts the travel switch, and when the brake is applied, the front end of the pedal arm is disengaged from the travel switch; the manual parking lock assembly comprises a pull ring, a pull rod, a tension spring and a locking swing arm; the pedal arm is mounted with a No. 1 rod member, a No. 2 rod member, a No. 3 rod member and a No. 4 rod member arranged in sequence and parallel to each other; the two ends of the No. 1 rod member are respectively mounted on the two brake pedal mounting side plates The brake pedal mounting side plate is provided with an arc-shaped slot hole, and the two ends of the second rod are located in the arc-shaped slot holes on the two brake pedal mounting side plates; two locking swing arms are provided, which are respectively installed at the two ends of the third rod, and a locking tooth is provided on one side of the locking swing arm; the upper ends of the two locking swing arms are connected by a pull rod, and the middle parts of the two locking swing arms are connected by a connecting rod; one end of the tension spring is connected to the second rod, and the other end is connected to the connecting rod; one end of the pull ring is connected to the fourth rod, and the pull ring is provided with a hook for clamping the connecting rod; one side of the two brake pedal mounting side plates is provided with meshing teeth that mesh with the teeth on the locking swing arm; when the hook of the pull ring clamps the connecting rod, the meshing teeth on the brake pedal mounting side plate are not meshed with the teeth on the locking swing arm, and the pull ring is pulled to disengage the hook from the connecting rod, and the meshing teeth on the brake pedal mounting side plate are meshed with the teeth on the locking swing arm.

[0026] Preferably, mudguard covers are installed on both ends of the upper part of the front axle frame and the rear axle frame respectively, one mudguard cover corresponds to one wheel, the mudguard cover is located above the wheel, and a pair of front axle transport wheels are installed on the mudguard cover at one end of the upper part of the front axle frame, and correspondingly, a pair of rear axle transport wheels are installed on the mudguard cover at one end of the upper part of the rear axle frame.

[0027] Preferably, the sides of the front axle frame and the rear axle frame are both equipped with two reversing warning lights and two stone sweeping assemblies, and are also respectively equipped with No. 4 manual quick clamps for fixing the front axle module and the rear axle module to the main body frame. In addition, the front axle frame and the rear axle frame are both provided with fixing holes. When the front axle module and the rear axle module are installed under the body module, the two windshield assemblies in the body module are first unfolded. At this time, the main body frame of the body is stably placed on the ground under the action of the legs in the windshield assembly, and then one end of the main body frame of the body is lifted, the front axle module is moved under the main body frame of the body, and the legs in the windshield assembly at one end are inserted into the fixing holes for preliminary fixing, and then the other end of the main body frame is lifted, the rear axle module is moved under the main body frame of the body, and the legs in the windshield assembly at the other end are inserted into the fixing holes for re-fixing. At this time, the main body frame of the body is stably placed on the front axle module and the rear axle module, and finally the front axle module and the rear axle module are fastened and assembled with the main body frame of the body using the No. 4 manual quick clamp.

[0028] Preferably, the active wheel and the driven wheel have the same structure, both comprising a tire tread and a wheel hub, the tire tread is mounted on the wheel hub, the wheel hub is formed by connecting a left half hub and a right half hub together, the left half hub and the right half hub are both made of stainless steel plates through a spinning process; the left half hub is made of stainless steel plates through a spinning process as an integral part, in a disc shape, and comprises a left spoke plate, a left rim and a left retaining ring; one side of the left rim is connected to the left spoke plate, and the other side is connected to the left retaining ring; the right half hub is made of stainless steel plates through a spinning process as an integral part, in a disc shape, and comprises a right spoke plate, a right wheel hub, and a left wheel hub. The left and right wheel rims are connected to each other, and the right wheel rims are connected to the right wheel spoke plate on one side and the right wheel retaining ring on the other side. The left and right wheel spoke plates are of the same size, and both have wheel axle assembly holes for mounting the wheel axles at their centers. When the left and right wheel hubs are connected together, the left and right wheel spoke plates fit together. The left and right wheel rims together constitute the wheel rim part of the wheel hub, which is used to support and mount the tire tread. The tire tread is mounted on the left and right wheel rims and is located between the left and right retaining rings. The left retaining ring is used to limit the left end face of the tire tread, and the right retaining ring is used to limit the right end face of the tire tread.

[0029] Preferably, the tire tread is a polyurethane tire tread.

[0030] Preferably, the left half hub and the right half hub are both made of stainless steel plates by a spinning process and integrally formed.

[0031] Preferably, the left spoke plate or the right spoke plate is provided with reinforcing ribs to improve the strength of the wheel.

[0032] Preferably, the side of the tire tread has a circle of upwardly protruding flange.

[0033] Preferably, the left spoke plate and the right spoke plate are also provided with a plurality of bolt mounting holes which are distributed in a circle with the wheel axle mounting hole as the center.

[0034] Preferably, the width of the entire wheel structure is 133 mm and the height is 354 mm.

[0035] Preferably, the modular vehicle further comprises a control box and a battery module; the control box is mounted on the front axle module and is located below the front axle frame, and the battery module is placed in the seat module and is located in the accommodation space of the seat bottom frame.

[0036] The battery module is used to provide power for the modular trolley and the track detection equipment carried by it; the control box is communicatively connected with the battery module, the drive motor, the front axle braking mechanism, the rear axle braking mechanism, the main driving operation panel and the auxiliary driving operation panel; the main driving operation panel and the auxiliary driving operation panel both include a gear adjustment knob, a headlight switch button, a reverse button and a horn button, and the main driving operation panel is also provided with a main-auxiliary driving switching button, through which one of the main driving operation panel and the auxiliary driving operation panel is put into working state.

[0037] In the present invention, the weight of each module does not exceed 60kg. The weight of the body module is 35kg. The windshield assembly is folded and laid flat, and fit together with the main body frame of the body. Then, with the help of the body running wheels, it can be easily carried by one person. The size of the folded body (mm): 1865*1114*524, which can be carried into a vertical elevator. The weight of the entire front axle module is 55kg, and it can be easily carried by one person with the help of the front axle carrying wheels. The weight of the entire rear axle module is 48kg, and it can be easily carried by one person with the help of the rear axle carrying wheels.

[0038] In the present invention, the modular vehicle is assembled by two people in a quick assembly method as follows:

[0039] Step 1: unfold the windshield assembly and place the main body frame in the center of the track; place the front and rear axle modules on the tracks in front and behind the main body frame; place the seat module and the roof module next to the track for standby use;

[0040] Step 2: Install the front and rear axle modules, specifically: one person lifts one end of the main body frame, and the other person moves the front axle module to the bottom of the front end of the main body frame, inserts the legs in the windshield assembly at one end into the fixing hole for preliminary positioning, and then uses the No. 4 manual quick clamp to fasten the front axle module and the body module together. After completion, connect the cables between the front axle module and the body module; then one person lifts the other end of the main body frame, and the other person moves the rear axle module to the bottom of the main body frame, inserts the legs in the windshield assembly at the other end into the fixing hole for positioning, and then uses the No. 4 manual quick clamp to fasten the rear axle module and the main body frame together; after completion, connect the cables between the rear axle module and the body module.

[0041] Step 3: Install the seat module, specifically: first, clamp the positioning block at the bottom of the seat bottom frame onto the raised structure set in the middle of the body frame, and then use No. 3 manual quick clamps to fix the seat module and the body frame; connect the cables between the seat module and other modules.

[0042] Step 4: Install the ceiling module according to actual needs, insert the four support rods in the ceiling module into the top of the legs in the four leg assemblies respectively, and lock them with the No. 2 manual quick clamp.

[0043] Compared with the prior art, the present invention has the following advantages and effects: (1) The trolley adopts a modular design, which is convenient for carrying various detection equipment. The weight of each module does not exceed 60kg and can be carried by one person; and each module can be carried into a vertical elevator by one person, and can be used in subway scenes; (2) The product fully considers the comfort of the user, especially in the control of the trolley, which adopts two-way operation positions and does not require manual disassembly and U-turn; (3) The body module structure is reasonably designed and light in weight. After the windshield assembly is folded, it is easy to carry; (4) The left and right half hubs in the wheel structure are made of 304 stainless steel plates through a spinning process. It is molded, easy to process and low in cost. The left and right half hubs are connected together and then wrapped with a layer of polyurethane tire tread. The polyurethane tire tread is highly wear-resistant and has a certain elasticity, which can reduce the wear on the track and improve the anti-vibration ability of the trolley; (5) The seat module structure is reasonably and simply designed for inspection personnel to sit in both directions, and has storage space on which the battery module and equipment chassis can be installed; the bottom of the seat bottom frame is installed with a seat transport wheel to push the seat module for easy transport; (6) A manual parking lock component is designed in the brake mechanism to ensure that the trolley does not slip after parking, ensuring safe and reliable parking. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] In order to more clearly illustrate the specific implementation methods of the present invention or the solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0045] Figure 1 It is a schematic diagram of the three-dimensional structure of a modular vehicle according to an embodiment of the present invention.

[0046] Figure 2 Schematic diagram of the three-dimensional structure of the vehicle body module in the embodiment of the present invention.

[0047] Figure 3 Schematic diagram of the top view of the vehicle body module in an embodiment of the present invention.

[0048] Figure 4 It is a schematic diagram of the three-dimensional structure of a windshield assembly equipped with a main driving operation panel in an embodiment of the present invention.

[0049] Figure 5 It is a schematic diagram of the top view of the windshield assembly equipped with the main driving operation panel in an embodiment of the present invention.

[0050] Figure 6 It is a structural diagram showing that one windshield assembly is not fully folded and the other windshield assembly is fully folded.

[0051] Figure 7 This is a schematic diagram showing the position status of the vehicle body running wheels when the vehicle body module needs to be moved.

[0052] Figure 8 This is a schematic diagram showing the position status of the vehicle body running wheels when the vehicle body module does not need to be moved.

[0053] Fig. 9 3D is a schematic diagram of the three-dimensional structure of a seat module in an embodiment of the present invention.

[0054] Fig.10 2 is a schematic diagram of the main structure of the seat module in an embodiment of the present invention.

[0055] Fig.11 is a stereoscopic diagram of a front axle module in an embodiment of the present invention.

[0056] Fig.12 It is a schematic diagram of the main structure of the front axle module in an embodiment of the present invention.

[0057] Fig.13 Schematic diagram of the top view of the front axle module in an embodiment of the present invention.

[0058] Fig.14It is a three-dimensional structural schematic diagram of the braking mechanism in an embodiment of the present invention.

[0059] Fig.15 It is a schematic cross-sectional structural diagram of the brake mechanism in an embodiment of the present invention.

[0060] Fig.16 It is a schematic diagram of the structure of the brake mechanism after the pedal arm is stepped on and locked in the embodiment of the present invention.

[0061] Fig.17 is a stereoscopic diagram of a rear axle module in an embodiment of the present invention.

[0062] Fig.18 Schematic diagram of the top view of the rear axle module in an embodiment of the present invention.

[0063] Fig.19 It is a schematic structural diagram of the driving and driven wheels installed in the front and rear axle modules in an embodiment of the present invention.

[0064] Fig. 20 yes Fig.19 A half-section of the wheel is shown.

[0065] Fig.21 yes Fig.19 A front view of the wheel is shown.

[0066] Fig. 22 yes Fig.19 A cross-sectional view of the wheel is shown.

[0067] Fig.23 yes Fig. 22 Schematic diagram of removing the tire tread.

[0068] Fig.24 Schematic diagram of the structure of the ceiling module in an embodiment of the present invention.

[0069] Description of reference numerals: body module A1; ceiling module A2; seat module A3; front axle module A4; rear axle module A5; battery module A7; equipment chassis A8; control box A9; body frame A1-1; windshield assembly A1-2;

[0070] The vehicle body has a running wheel 11; a tension spring 13; a foot pedal 12; a No. 3 manual quick clamp 14; a carrying seat 15;

[0071] Leg assembly 21; wind deflector 22; transverse connecting pipe 23; longitudinal connecting pipe 24; No. 1 manual quick clamp 25; block 26; main driving operation panel 27; workbench 28; headlight 29; fence 210; auxiliary driving operation panel 211; horn 212; warning light 213; gear adjustment knob 271; headlight switch button 272; reverse button 273; horn button 274; main and auxiliary driving switch button 275;

[0072] Seat bottom frame 31; seat 32; wheel 33 for carrying the seat; armrest 34; soft protective cover 35; cross beam 36 for leaning; reinforcing plate 37; storage box 38; positioning block 39; binding tensioner 310; wiring head 81;

[0073] Front axle frame 41; driving wheel 42; front axle 43; driving motor 44; front axle transport wheel 45; mud guard cover 47; reversing warning light 48; No. 4 manual quick clamp 49; fixing hole 410; stone sweeping assembly 411; rear axle frame 51; driven wheel 52; rear axle 53; rear axle transport wheel 54; distance measuring encoder 59;

[0074] Braking mechanism 46; pedal arm 461; brake pedal mounting side plate 462; brake pedal mounting bottom plate 463; pull ring 464; pull rod 465; tension spring 466; locking swing arm 467; travel switch 468; connecting rod 469; brake master cylinder piston 4610; No. 2 tension spring 4616; pedal part 4611; No. 1 rod 4612; No. 2 rod 4613; No. 3 rod 4614; No. 4 rod 4615; arc slot 4621;

[0075] Ceiling 61; support rod 62; No. 2 manual quick clamp 63;

[0076] Tire tread C1; flange C11; left half wheel hub C2; right half wheel hub C3; left spoke plate C21; left rim C22; left retaining ring C23; right spoke plate C31; right rim C32; right retaining ring C33; wheel axle assembly hole C4; bolt mounting hole C5; reinforcing rib C6. DETAILED DESCRIPTION

[0077] The present invention will be further described in detail below with reference to the accompanying drawings and by way of examples. The following examples are intended to explain the present invention but the present invention is not limited to the following examples.

[0078] Example

[0079] See also Figures 1 to 24 .

[0080] This embodiment discloses a modular vehicle for carrying track detection equipment, which includes a body module A1, a seat module A3, a front axle module A4, a rear axle module A5, a roof module A2, a control box A9 and a battery module A7. The weight of each module does not exceed 60 kg.

[0081] In this embodiment, the seat module A3 can be detachably mounted on the body module A1; the front axle module A4 and the rear axle module A5 can be detachably mounted under the body module A1, wherein the front axle module A4 is an active power module, which includes a drive motor 44, and the modular car is operated on the detection track through the front axle module A4 and the rear axle module A5; the body module A1 is provided with a main driving operation panel 27 and an auxiliary driving operation panel 211 for enabling the modular car to drive in both directions without turning around, and the main driving operation panel 27 and the auxiliary driving operation panel 211 are both connected to the drive motor 44 in communication, but cannot operate the drive motor 44 at the same time. The roof module A2 is installed on the body module A1 and can be used for sunshade, rain protection, etc. The battery module A7 is used to provide power for the modular car and the track detection equipment carried thereon.

[0082] In this embodiment, the vehicle body module A1 includes a vehicle body frame A1-1 and a windshield assembly A1-2 respectively installed at both ends of the vehicle body frame A1. A fence 210 is installed on the front side of the windshield assembly A1-2. Due to the weight limitation of the entire vehicle, the fence 210 is simplified to be made of a pipe. The vehicle body frame A1-1 is made of aluminum alloy. Both sides of the vehicle body frame A1-1 are provided with a mounting seat 15 for mounting a detection device. During track detection, such as ultrasonic track flaw detection, the corresponding ultrasonic detection device can be hung on the mounting seat 15. In addition, a water pipe is provided on the vehicle body frame A1-1. Water is required as a medium during track ultrasonic detection. The water tank is placed in the end fence 210 of the vehicle body frame A1-1, and water is delivered to the ultrasonic detection device through the water pipe. The fence 210 can be used to place a water tank. In addition, a net bag or a net bag is hung on the fence 210 so that it can be used as a tool storage frame.

[0083] In this embodiment, the windshield assembly A1-2 is foldably connected to the main body frame A1-1 of the vehicle body; when in the open state, the windshield assembly A1-2 is placed vertically, and when in the folded state, the windshield assembly A1-2 is placed horizontally and fits together with the main body frame A1-1 of the vehicle body. The main driving operation panel 27 is installed on the windshield assembly A1-2 at one end, and the auxiliary driving operation panel 211 is installed on the windshield assembly A1-2 at the other end; foldable vehicle body running wheels 11 are installed on both sides of one end of the main body frame A1-1.

[0084] In this embodiment, the windshield assembly A1-2 includes two side leg assemblies 21 and a windshield 22. The leg assemblies 21 are foldably connected to the vehicle body main frame A1-1; the two side leg assemblies 21 are assembled together through a plurality of transverse connecting tubes 23; a plurality of longitudinal connecting tubes 24 are also installed on the plurality of transverse connecting tubes 23; the windshield 22 is provided in two pieces and is installed on a frame composed of the plurality of transverse connecting tubes 23 and the longitudinal connecting tubes 24; the windshield 22 is installed with headlights 29 for lighting, alarm lights 213 and horns 212.

[0085] Specifically, as a preferred embodiment, the leg assembly 21 includes two legs in an "h" shape, one of which is hinged to the main body frame A1-1 of the vehicle body, and the other leg is connected to the main body frame A1-1 of the vehicle body through a No. 1 manual quick clamp 25; when the windshield assembly A1-2 is in an open state, the No. 1 manual quick clamp 25 locks the windshield assembly A1-2 and the main body frame A1-1 together, and the windshield assembly A1-2 cannot rotate; release the No. 1 manual quick clamp 25, rotate the windshield assembly A1-2 to a flat state and fit it together with the main body frame A1-1; a block 26 for limiting the leg hinged to the main body frame A1-1 is installed on the side of the main body frame A1-1, and when the windshield assembly A1-2 is rotated from a flat state to a vertical state, the block 26 abuts against the leg to prevent it from continuing to rotate.

[0086] In this embodiment, the ceiling module A2 includes a ceiling 61 and support rods 62 located at the four corners of the ceiling 61 for supporting the ceiling 61. The four support rods 62 are respectively inserted into the top ends of the legs in the four leg assemblies 21 and locked using a No. 2 manual quick clamp 63.

[0087] In this embodiment, the main driving operation panel 27 or the auxiliary driving operation panel 211 is installed on the top of a frame composed of a plurality of transverse connecting tubes 23 and longitudinal connecting tubes 24, and a workbench 28 is installed on the top, and the workbench 28 is located next to the main driving operation panel 27 or the auxiliary driving operation panel 211; the main driving operation panel 27 and the auxiliary driving operation panel 211 are installed according to the rules of the left driving position, and the main driving operation panel 27 and the auxiliary driving operation panel 211 in the two sets of windshield assemblies A1-2 are arranged diagonally. The main driving operation panel 27 and the auxiliary driving operation panel 211 cannot control the operation of the car at the same time. When in use, the car can have a two-way driving function without turning the car body. The workbench 28 can be used to place some detection tools, etc.

[0088] In this embodiment, the main driving operation panel 27 and the auxiliary driving operation panel 211 both include a gear adjustment knob 271, a headlight switch button 272, a reverse button 273 and a horn button 274. The main driving operation panel 27 is also provided with a main-auxiliary driving switching button 275. The main-auxiliary driving switching button 275 is used to put one of the main driving operation panel 27 and the auxiliary driving operation panel 211 into working state.

[0089] In this embodiment, the vehicle body running wheels 11 can be rotatably installed at the end of the vehicle body main frame A1-1, and the two are connected by a tension spring 13. When the vehicle body needs to be moved, the vehicle body running wheels 11 are rotated to be arranged along the length direction of the vehicle body main frame A1-1. When it is not necessary to move the vehicle body, the vehicle body running wheels 11 are rotated to be arranged along the width direction of the vehicle body main frame A1-1. At this time, it is convenient to store the vehicle body upright.

[0090] In this embodiment, four foot pedals 12 are installed on the vehicle body frame A1 - 1 , two of which form a group, and the position between two groups of foot pedals 12 is used to install the seat module A3 .

[0091] In this embodiment, the weight of the body module A1 is 35 kg. The windshield assembly A1-2 is folded and laid flat, and fit together with the body main frame A1-1. Then, with the help of the body running wheels 11, it can be easily carried by one person. The size of the body module A1 after folding is mm: 1865*1114*524, and it can be carried into a vertical elevator.

[0092] In this embodiment, the seat module A3 includes a seat bottom frame 31, a seat 32 and a running wheel 33 for transporting the seat. At least two seats 32 are provided, which are mounted on the seat bottom frame 31 in a back-to-back manner. Considering that two people are usually required for the inspection operation, one of whom is used to drive the track inspection vehicle and the other is used to perform the inspection operation, preferably, four seats 32 are provided in this embodiment, two by two in a group, and two groups of seats 32 are mounted on the seat bottom frame 31 in a back-to-back manner, which can accommodate four people. A storage box 38 is provided between the two seats 32 in each group, and the storage box 38 is mounted on the top of the seat bottom frame 31. The storage box 38 can be used for the inspector to place some tools, etc.

[0093] In this embodiment, four seat transport wheels 33 are provided and evenly installed at the bottom of the seat bottom frame 31 to push the seat module A3 to move, making the seat transport convenient.

[0094] In this embodiment, armrests 34 higher than the seat bottom frame 31 are installed on both sides of the seat bottom frame 31. A soft protective cover 35 is mounted on the armrests 34. A cross beam 36 for leaning is installed between the two armrests 34, and the seats 32 are evenly distributed on both sides of the cross beam 36 for leaning. Similarly, the cross beam 36 for leaning is also mounted with a soft protective cover 35.

[0095] In this embodiment, in order to enhance the stability of the cross beam 36 for leaning, a reinforcing plate 37 is provided at the middle of the cross beam 36 for leaning to connect with the top of the seat bottom frame 31 .

[0096] In this embodiment, the seat bottom frame 31 has a storage space for placing the battery module A7 of the track inspection vehicle and the equipment chassis A8 of the inspection equipment carried by the trolley, and the storage space is located below the seat 32. The battery A7 and the seat bottom frame 31 are fixed together by a binding tensioner 310. When the seat is transported, the battery A7 is not removed and is transported together with the seat. When transporting the seat, the equipment chassis A8 is removed first, on the one hand to prevent the equipment chassis A8 from being damaged, and on the other hand to reduce the weight of the seat and make it easier to carry; the equipment chassis A8 has a terminal 81 for connecting the battery and other inspection equipment.

[0097] In this embodiment, the bottom of the seat bottom frame 31 is provided with a positioning block 39 for positioning and installing it on the body module A1; the middle position of the body main frame A1-1 is provided with six No. 3 manual quick clamps 14 and a protruding structure for cooperating with the positioning block 39. When the seat module A3 is installed on the body module A1, the positioning block 39 is first clamped on the protruding structure, and then the seat module and the body main frame A1-1 are fixedly connected by the No. 3 manual quick clamp 14. In addition, the No. 3 manual quick clamp 14 has another function. The upper end of the windshield assembly A1-2 is provided with hooks on both sides. When the windshield assembly A1-2 is folded and attached to the body main frame A1-1, two No. 3 manual quick clamps 14 are used to hook the hooks on both sides, so as to further bind the windshield assembly A1-2 and the body main frame A1-1, and prevent the windshield assembly A1-2 from unfolding during vertical transportation.

[0098] In this embodiment, the front axle module A4 includes a front axle frame 41, driving wheels 42, a front axle 43 and a front axle transport running wheel 45; the front axle 43 and the drive motor 44 are both installed under the front axle frame 41; the driving wheels 42 are installed at both ends of the front axle 43; the drive motor 44 drives the front axle 43 to drive the driving wheels 42 to rotate. As for the specific structure of the front axle 43, reference can be made to the prior art and will not be elaborated here. A pair of front axle transport running wheels 45 are installed at one end of the upper side of the front axle frame 41.

[0099] In this embodiment, the rear axle module A5 includes a rear axle frame 51, driven wheels 52, a rear axle 53 and rear axle transport wheels 54; the rear axle 53 is installed under the rear axle frame 51; driven wheels 52 are installed at both ends of the rear axle 53; and a pair of rear axle transport wheels 54 are installed at one end of the upper side of the rear axle frame 51.

[0100] In this embodiment, the front axle module A4 and the rear axle module A5 both include a brake mechanism 46, wherein the brake mechanism 46 in the front axle module A4 is installed on the front axle frame 41 for braking the front axle 43, and the brake mechanism 46 in the rear axle module A5 is installed on the rear axle frame 51 for braking the rear axle 53; specifically, the brake mechanism 46 uses a hydraulic pump to drive the brake caliper and clamp the brake disc, thereby braking the driving axle installed in the front axle 43 or the driven axle installed in the rear axle 53. Both sets of brake mechanisms 46 are connected to the drive motor 44 in communication, and the operation of either set of brake mechanisms 46 can cut off the power supply of the drive motor 44. A distance encoder 59 is also installed on the rear axle frame 51, and the distance encoder 59 is connected to the rear axle 53 for measuring the travel distance of the car.

[0101] In this embodiment, the weight of the entire front axle module is 55 kg, and with the help of the front axle transport wheels, it can be easily transported by one person. The weight of the entire rear axle module is 48 kg, and with the help of the rear axle transport wheels, it can be easily transported by one person.

[0102] In this embodiment, the brake mechanism 46 includes a pedal arm 461, a brake pedal mounting side plate 462, a brake pedal mounting base plate 463, a manual parking lock assembly, and a travel switch 468 for sending a stop signal to the drive motor 44 of the track inspection vehicle after the pedal part 4611 is depressed.

[0103] In this embodiment, two brake pedal mounting side plates 462 are provided, which are relatively mounted on the brake pedal mounting bottom plate 463; the rear end of the pedal arm 461 is a pedal portion 4611, and its front end is hingedly connected between the two brake pedal mounting side plates 462, and the vehicle is braked by stepping on the pedal portion 4611. The manual parking lock assembly is used to lock the stepped pedal arm 461; the travel switch 468 is mounted on the brake pedal mounting bottom plate 463, and when the brake is not applied, the front end of the pedal arm 461 contacts the travel switch 468, and when the brake is applied, the front end of the pedal arm 461 is separated from the travel switch 468.

[0104] In this embodiment, the manual parking lock assembly includes a pull ring 464, a pull rod 465, a tension spring 466 and a locking swing arm 467. The pedal arm 461 is equipped with a rod 4612, a rod 4613, a rod 4614 and a rod 4615 arranged in parallel and in sequence; the two ends of the rod 4612 are respectively installed on the two brake pedal mounting side plates 462, and when the pedal part 4611 is stepped on, the pedal arm 461 rotates around the rod 4612.

[0105] In this embodiment, an arc-shaped slot hole 4621 is opened on the brake pedal mounting side plate 462 , and two ends of the second rod 4613 are located in the arc-shaped slot holes 4621 on the two brake pedal mounting side plates 462 .

[0106] In this embodiment, two locking swing arms 467 are provided, which are respectively installed at the two ends of the third rod 4614, and a locking tooth is provided on one side of the locking swing arm 467; the upper ends of the two locking swing arms 467 are connected by a pull rod 465, and the middle parts of the two locking swing arms 467 are connected by a connecting rod 469. One end of the tension spring 466 is connected to the second rod 4613, and the other end is connected to the connecting rod 469.

[0107] In this embodiment, one end of the pull ring 464 is connected to the fourth rod 4615, and a hook is provided on the pull ring 464 for clamping the connecting rod 469; one side of the two brake pedal mounting side plates 462 is provided with meshing teeth that mesh with the meshing teeth on the locking swing arm 467; when the hook of the pull ring 464 clamps the connecting rod 469, the meshing teeth on the brake pedal mounting side plate 462 do not mesh with the meshing teeth on the locking swing arm 467, and the pull ring 464 is pulled to disengage the hook from the connecting rod 469, and the meshing teeth on the brake pedal mounting side plate 462 mesh with the meshing teeth on the locking swing arm 467.

[0108] In this embodiment, the brake master cylinder piston 4610 is connected to the second rod 4613. The front end of the pedal arm 461 is connected to the brake pedal mounting base plate 463 through the second tension spring 4616.

[0109] In this embodiment, when the manual parking lock assembly is not locked, the hook on the pull ring 464 clamps the connecting rod 469, and the meshing teeth on the brake pedal mounting side plate 462 do not mesh with the meshing teeth on the locking swing arm 467. When braking, the pedal portion 4611 is pressed down to perform driving braking, and then the pull ring 464 is pulled backward, the hook is disengaged from the connecting rod 469, and the meshing teeth on the brake pedal mounting side plate 462 are meshed with the meshing teeth on the locking swing arm 467. At this time, the stepped pedal arm 461 is locked. When driving again and unlocking, the pull rod 465 is pulled backward so that the hook on the pull ring 464 clamps the connecting rod 469, and the meshing teeth on the brake pedal mounting side plate 462 are not meshed with the meshing teeth on the locking swing arm 467, thereby releasing the lock on the pedal arm 461.

[0110] In this embodiment, mudguard covers 47 are respectively installed on the upper end portions of the front axle frame 41 and the rear axle frame 51. One mudguard cover 47 corresponds to one wheel. The mudguard cover 47 is located above the wheel, and a pair of front axle transport wheels 45 are installed on the mudguard cover 47 at one end of the front axle frame 41. Correspondingly, a pair of rear axle transport wheels 54 are installed on the mudguard cover 47 at one end of the rear axle frame 51.

[0111] In this embodiment, two reversing warning lights 48 and two stone sweeping assemblies 411 are installed on the sides of the front axle frame 41 and the rear axle frame 51. When reversing, the reversing warning lights 48 flash, and the stone sweeping assemblies 411 have rollers. When driving, the rollers maintain a small gap with the track, which is used to sweep the gravel on the track. In addition, the sides of the front axle frame 41 and the rear axle frame 51 are also respectively installed with four manual quick clamps 49 for fixing the front axle module A4 and the rear axle module A5 with the vehicle body main frame A1-1. In addition, fixing holes 410 are provided on the front axle frame 41 and the rear axle frame 51. When the front axle module A4 and the rear axle module A5 are installed under the body module A1, the two windshield assemblies A1-2 in the body module A1 are first unfolded. At this time, the body frame A1-1 is stably placed on the ground under the support legs in the windshield assembly A1-2. Then, one end of the body frame A1-1 is lifted, the front axle module A4 is moved to the bottom of the body frame A1-1, and the support legs in the windshield assembly A1-2 at one end are unfolded. Insert it into the fixing hole 410 for preliminary fixation, then lift the other end of the body frame A1-1, move the rear axle module A5 to the bottom of the body frame A1-1, and insert the legs of the windshield assembly A1-2 at the other end into the fixing hole 410 for re-fixation. At this time, the body frame A1-1 is stably placed on the front axle module A4 and the rear axle module A5. Finally, use the No. 4 manual quick clamp 49 to fasten the front axle module A4 and the rear axle module A5 to the body frame A1-1.

[0112] In this embodiment, the active wheel 42 and the driven wheel 52 have the same structure, both including a tire tread C1 and a wheel hub, the tire tread C1 is mounted on the wheel hub, and the wheel hub is formed by connecting a left half wheel hub C2 and a right half wheel hub C3 together, and the left half wheel hub C2 and the right half wheel hub C3 are both made of 304 stainless steel plates through a spinning process and are disc-shaped. The width L of the entire wheel structure is 133 mm, and the height H is 354 mm.

[0113] In this embodiment, the left half hub C2 includes a left spoke plate C21, a left rim C22 and a left retaining ring C23; one side of the left rim C22 is connected to the left spoke plate C21, and the other side is connected to the left retaining ring C23.

[0114] In this embodiment, the right half wheel hub C3 includes a right wheel spoke plate C31, a right wheel rim C32 and a right retaining ring C33; one side of the right wheel rim C32 is connected to the right wheel spoke plate C31, and the other side is connected to the right retaining ring C33. A reinforcing rib C6 is provided on one side of the right wheel spoke plate C31, and the reinforcing rib C6 is made of 304 stainless steel to enhance the strength of the entire wheel.

[0115] In this embodiment, the left spoke plate C21 and the right spoke plate C31 have the same size, and a wheel axle assembly hole C4 for mounting the wheel axle is formed at the center thereof. The left spoke plate C21 and the right spoke plate C31 also have a plurality of bolt mounting holes C5 distributed in a circle with the wheel axle assembly hole C4 as the center.

[0116] In this embodiment, when the left half hub C2 and the right half hub C3 are connected together, the left spoke plate C21 and the right spoke plate C31 are attached together; the left rim C22 and the right rim C32 together form the rim part of the hub, which is used to support and install the tire tread C1. The tire tread C1 is sleeved on the left rim C22 and the right rim C32, and is located between the left retaining ring C23 and the right retaining ring C33; the left retaining ring C23 is used to limit the left end face of the tire tread C1, and the right retaining ring C33 is used to limit the right end face of the tire tread C1.

[0117] In this embodiment, the tire tread C1 is a polyurethane tire tread. The side of the tire tread C1 has a circle of upwardly protruding flanges C11. The flanges C11 prevent the wheels from falling off the track. The specific structural dimensions of the flanges C11 refer to the national standards.

[0118] In this embodiment, the left half wheel hub C2 and the right half wheel hub C3 are both made of 304 stainless steel plates through a spinning process, which is easy to process and low in cost. The left half wheel hub C2 and the right half wheel hub C3 are connected together and then wrapped with a layer of polyurethane tire tread. The polyurethane tire tread is highly wear-resistant and has a certain degree of elasticity, which can reduce the wear on the track and improve the vibration resistance of the car.

[0119] In this embodiment, the control box A9 is installed on the front axle module A4, located below the front axle frame 41, and the battery module A7 is placed in the seat module, located in the accommodation space of the seat bottom frame 31. The control box A9 is connected to the battery module A7, the drive motor 44, the front axle brake mechanism 46, the rear axle brake mechanism 55, the main driving operation panel 27 and the auxiliary driving operation panel 211. Two lithium batteries are set in the battery module A7, one for powering the car and the other for powering the detection equipment carried, avoiding current interference between the car and the detection equipment.

[0120] In this embodiment, the modular vehicle is assembled by two people in a quick assembly method as follows:

[0121] Step 1: unfold the windshield assembly A1-2, place the main body frame A1-1 in the center of the track; place the front and rear axle modules A4 and A5 on the tracks in front and behind the main body frame A1-1; place the seat module A3 and the roof module A2 beside the track for standby use;

[0122] Step 2: Install the front and rear axle modules, specifically: one person lifts one end of the main body frame A1-1, and the other person moves the front axle module A4 to the bottom of the front end of the main body frame A1-1, inserts the legs of the windshield assembly A1-2 at one end into the fixing hole 410 for preliminary positioning, and then uses the No. 4 manual quick clamp 49 to fasten the front axle module A4 and the body module A1 together. After completion, connect the cables between the front axle module A4 and the body module A1; then one person lifts the other end of the main body frame A1-1, and the other person moves the rear axle module A5 to the bottom of the main body frame A1-1, inserts the legs of the windshield assembly A1-2 at the other end into the fixing hole 410 for positioning, and then uses the No. 4 manual quick clamp 49 to fasten the rear axle module A5 to the main body frame A1-1 together; after completion, connect the cables between the rear axle module A5 and the body module A1.

[0123] Step 3: Install the seat module A3, specifically: first clamp the positioning block 39 at the bottom of the seat bottom frame 31 on the raised structure set in the middle of the vehicle body frame A1-1, and then use the No. 3 manual quick clamp 14 to fix the seat module A3 and the vehicle body frame A1-1; connect the cables between the seat module A3 and other modules.

[0124] Step 4: Install the ceiling module A2 according to actual needs, insert the four support rods 62 in the ceiling module A2 into the top ends of the four leg assemblies 21 respectively, and lock them with the second manual quick clamp 63.

[0125] In addition, it should be noted that the shapes and names of the parts and components of the specific embodiments described in this specification may be different, and the above content described in this specification is only an example of the structure of the present invention. All equivalent changes or simple changes made based on the structure, features and principles of the patent concept of the present invention are included in the protection scope of the patent of the present invention. Technicians in the technical field of the present invention can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the present invention or exceed the scope defined by the claims, they should all fall within the protection scope of the present invention.

Claims

1. A modular trolley for carrying track inspection equipment, characterized in that: The modular vehicle comprises a body module (A1), a seat module (A3), a front axle module (A4) and a rear axle module (A5); the seat module (A3) is detachably mounted on the body module (A1); the front axle module (A4) and the rear axle module (A5) are detachably mounted under the body module (A1), wherein the front axle module (A4) is an active power module, which comprises a drive motor (44), and the modular vehicle is enabled to run on a detection track through the front axle module (A4) and the rear axle module (A5); the front axle module (A4) and the rear axle module (A5) are The blocks (A5) each include a braking mechanism (46), both sets of the braking mechanisms (46) are in communication connection with the drive motor (44), and the operation of either set of the braking mechanisms (46) can cut off the power supply of the drive motor (44); the body module (A1) is provided with a main driving operation panel (27) and an auxiliary driving operation panel (211) for enabling the modular vehicle to drive in both directions without turning around, the main driving operation panel (27) and the auxiliary driving operation panel (211) are in communication connection with the drive motor (44), but cannot operate the drive motor (44) at the same time; The vehicle body module (A1) comprises a vehicle body frame (A1-1) and windshield assemblies (A1-2) respectively mounted at two ends of the vehicle body frame (A1-1); the windshield assembly (A1-2) is foldably connected to the vehicle body frame (A1-1); when in an open state, the windshield assembly (A1-2) is placed vertically; when in a folded state, the windshield assembly (A1-2) is placed horizontally and fits together with the vehicle body frame (A1-1); the main driving operation panel (27) is mounted on the windshield assembly (A1-2) at one end, and the auxiliary driving operation panel (211) is mounted on the windshield assembly (A1-2) at the other end; foldable vehicle body running wheels (11) are mounted on both sides of one end of the vehicle body frame (A1-1); the vehicle body frame (A1-1) is made of aluminum alloy; and mounting seats (15) for mounting detection equipment are arranged on both sides of the vehicle body frame (A1-1); The windshield assembly (A1-2) comprises two side leg assemblies (21) and a windshield (22); the leg assemblies (21) are foldably connected to the vehicle body frame (A1-1); the two side leg assemblies (21) are assembled together via a plurality of transverse connecting tubes (23); a plurality of longitudinal connecting tubes (24) are also mounted on the plurality of transverse connecting tubes (23); the windshield (22) is provided in two pieces and is mounted on a frame formed by the plurality of transverse connecting tubes (23) and the longitudinal connecting tubes (24); a headlight (29), a warning light (213) and a horn (212) are mounted on the windshield (22); The leg assembly (21) comprises two legs in an "H" shape, one of which is hinged to the vehicle body frame (A1-1), and the other leg is connected to the vehicle body frame (A1-1) via a No. 1 manual quick clamp (25); when the windshield assembly (A1-2) is in an open state, the No. 1 manual quick clamp (25) locks the windshield assembly (A1-2) and the vehicle body frame (A1-1) together, and the windshield assembly (A1-2) cannot rotate; the No. 1 manual quick clamp (25) is released, and the windshield assembly (A1-2) is rotated to a flat state and then fits together with the vehicle body frame (A1-1); A stopper (26) is installed on the side of the vehicle body frame (A1-1) for limiting the position of the leg hinged to the vehicle body frame (A1-1); when the windshield assembly (A1-2) rotates from horizontal to vertical, the stopper (26) abuts against the leg to prevent it from continuing to rotate; The modular vehicle further comprises a control box (A9) and a battery module (A7); the battery module (A7) is used to provide power for the modular vehicle and the track detection equipment carried thereon; the control box (A9) is in communication connection with the battery module (A7), the drive motor (44), the main driving operation panel (27) and the auxiliary driving operation panel (211); the main driving operation panel (27) and the auxiliary driving operation panel (211) both comprise a gear adjustment knob (271), a headlight switch button (272), a reverse button (273) and a horn button (274); the main driving operation panel (27) is further provided with a main-auxiliary driving switch button (275); and one of the main driving operation panel (27) and the auxiliary driving operation panel (211) is put into an operating state by means of the main-auxiliary driving switch button (275).

2. The modular vehicle for carrying track inspection equipment according to claim 1, characterized in that: The main driving operation panel (27) or the auxiliary driving operation panel (211) is installed on the top of a frame composed of a plurality of transverse connecting tubes (23) and longitudinal connecting tubes (24), and a workbench (28) is installed on the top, and the workbench (28) is located next to the main driving operation panel (27) or the auxiliary driving operation panel (211); the main driving operation panel (27) and the auxiliary driving operation panel (211) are installed according to the rules of the left driving position, and the main driving operation panel (27) and the auxiliary driving operation panel (211) in the two sets of windshield assemblies (A1-2) are arranged diagonally.

3. The modular vehicle for carrying track inspection equipment according to claim 1, characterized in that: The modular trolley further comprises a ceiling module (A2); the ceiling module (A2) comprises a ceiling (61) and support rods (62) located at four corners of the ceiling (61) for supporting the ceiling (61); the four support rods (62) are respectively inserted into the top ends of the legs of the four leg assemblies (21) and locked by means of a No. 2 manual quick clamp (63).

4. The modular vehicle for carrying track inspection equipment according to claim 1, characterized in that: The seat module (A3) comprises a seat bottom frame (31), a seat (32) and a seat transport running wheel (33), wherein at least two seats (32) are provided and are mounted on the seat bottom frame (31) in a back-to-back manner, and the seat transport running wheel (33) is mounted at the bottom of the seat bottom frame (31) and is used to push the seat module (A3) to move.

5. The modular vehicle for carrying track inspection equipment according to claim 1, characterized in that: The brake mechanism (46) in the front axle module (A4) is mounted on the front axle frame (41) and is used to brake the front axle (43); the brake mechanism (46) in the rear axle module (A5) is mounted on the rear axle frame (51) and is used to brake the rear axle (53); the front axle module (A4) comprises a front axle frame (41), a driving wheel (42), a front axle (43) and a front axle transport running wheel (45); the front axle (43) and the drive motor (44) are both mounted on the bottom of the front axle frame (41); driving wheels (42) are mounted at both ends of the front axle (43); the drive motor (44) drives the front axle (43) to drive the driving wheel (42) to rotate, and a pair of front axle transport running wheels (45) are mounted on at least one end of the top of the front axle frame (41); The rear axle module (A5) comprises a rear axle frame (51), driven wheels (52), a rear axle (53) and rear axle transport running wheels (54); the rear axle (53) is mounted below the rear axle frame (51); driven wheels (52) are mounted at both ends of the rear axle (53); and a pair of rear axle transport running wheels (54) are mounted at at least one end of the upper side of the rear axle frame (51).

6. The modular vehicle for carrying track inspection equipment according to claim 5, characterized in that: The brake mechanism (46) comprises a pedal arm (461), a brake pedal mounting side plate (462), a brake pedal mounting bottom plate (463), a manual parking lock assembly, and a travel switch (468) for sending a stop signal to a driving motor (44) of a track inspection vehicle after the pedal portion (4611) is stepped on; the brake pedal mounting side plates (462) are provided in two pieces, which are relatively mounted on the brake pedal mounting bottom plate (463); the rear end of the pedal arm (461) is a pedal portion (4611), and the front end of the pedal arm (461) is hingedly connected between the two brake pedal mounting side plates (462), and the vehicle is braked by stepping on the pedal portion (4611); the manual parking lock assembly is used to lock the stepped pedal arm (461); the travel switch (468) is mounted on the brake pedal mounting bottom plate (463), and when the brake is not applied, the front end of the pedal arm (461) contacts the travel switch (468), and when the brake is applied, the front end of the pedal arm (461) is separated from the travel switch (468); The manual parking lock assembly comprises a pull ring (464), a pull rod (465), a tension spring (466) and a locking swing arm (467); the pedal arm (461) is provided with a first rod (4612), a second rod (4613), a third rod (4614) and a fourth rod (4615) arranged in sequence and parallel to each other; the two ends of the first rod (4612) are respectively mounted on two brake pedal mounting side plates (462); when the pedal portion (4614) is stepped on, the first rod (4612) is engaged with the brake pedal. 611), the pedal arm (461) rotates around the first rod (4612); the brake pedal mounting side plate (462) is provided with an arc-shaped slot hole (4621), and the two ends of the second rod (4613) are located in the arc-shaped slot holes (4621) on the two brake pedal mounting side plates (462); two locking swing arms (467) are provided, which are respectively installed at the two ends of the third rod (4614), and one side of the locking swing arm (467) is provided with a latching tooth; two The upper ends of the locking swing arms (467) are connected via a toggle rod (465), and the middle parts of the two locking swing arms (467) are connected via a connecting rod (469); one end of the tension spring (466) is connected to the second rod (4613), and the other end is connected to the connecting rod (469); one end of the pull ring (464) is connected to the fourth rod (4615), and a hook for clamping the connecting rod (469) is provided on the pull ring (464); the two brakes One side of the pedal mounting side plate (462) is provided with meshing teeth that mesh with the locking teeth on the locking swing arm (467); when the hook of the pull ring (464) is engaged with the connecting rod (469), the meshing teeth on the brake pedal mounting side plate (462) are not engaged with the locking teeth on the locking swing arm (467); the pull ring (464) is pulled to disengage the hook from the connecting rod (469), and the meshing teeth on the brake pedal mounting side plate (462) are engaged with the locking teeth on the locking swing arm (467).

7. The modular vehicle for carrying track inspection equipment according to claim 5, characterized in that: The driving wheel (42) and the driven wheel (52) have the same structure, and both comprise a tire tread (C1) and a wheel hub, wherein the tire tread (C1) is sleeved on the wheel hub, and the wheel hub is formed by connecting a left half wheel hub (C2) and a right half wheel hub (C3), and the left half wheel hub (C2) and the right half wheel hub (C3) are both made of stainless steel plates through a spinning process; The left half wheel hub (C2) is made of a stainless steel plate through a spinning process and is in a disc shape, and comprises a left wheel spoke plate (C21), a left wheel rim (C22) and a left retaining ring (C23); one side of the left wheel rim (C22) is connected to the left wheel spoke plate (C21), and the other side is connected to the left retaining ring (C23); The right half wheel hub (C3) is made of a stainless steel plate through a spinning process and is in a disc shape, and comprises a right wheel spoke plate (C31), a right wheel rim (C32) and a right retaining ring (C33); one side of the right wheel rim (C32) is connected to the right wheel spoke plate (C31), and the other side is connected to the right retaining ring (C33); The left wheel spoke plate (C21) and the right wheel spoke plate (C31) have the same size, and are both provided with a wheel axle assembly hole (C4) for mounting a wheel axle at their centers; When the left half wheel hub (C2) and the right half wheel hub (C3) are connected together, the left spoke plate (C21) and the right spoke plate (C31) are fitted together; the left wheel rim (C22) and the right wheel rim (C32) together constitute the wheel rim portion of the wheel hub, which is used to support and install the tire tread (C1); the tire tread (C1) is sleeved on the left wheel rim (C22) and the right wheel rim (C32), and is located between the left retaining ring (C23) and the right retaining ring (C33); the left retaining ring (C23) is used to limit the left end face of the tire tread (C1), and the right retaining ring (C33) is used to limit the right end face of the tire tread (C1).

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