Power supply device of cantilever type heading machine and cantilever type heading machine

Abstract

The utility model provides a cantilever type roadheader power supply device and cantilever type roadheader, cantilever type roadheader power supply device comprises a vehicle body, a generator and a hydraulic pump station, the generator and the hydraulic pump station are both connected to the vehicle body, the hydraulic pump station comprises a hydraulic pump and a hydraulic oil tank, the hydraulic pump is communicated with a first hose, and the hydraulic oil tank is communicated with a second hose. The first hose and the second hose are both connected with a walking part of the cantilever type heading machine, the vehicle body is connected with a first connecting mechanism, the first connecting mechanism is movably connected with a second connecting mechanism, the second connecting mechanism is detachably connected with a fixing assembly, and the fixing assembly is arranged on the cantilever type heading machine. By arranging the vehicle body, the generator and the hydraulic pump station, the traditional scheme of laying high-voltage cables and arranging a special transformer is replaced, the generator and the hydraulic pump station can walk into a hole along with the cantilever type heading machine under the carrying of the vehicle body, and the connection mode between a power supply device of the cantilever type heading machine and a unit is modularized; and the convenience and the flexibility are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel construction technical field, especially a cantilever type heading machine power supply device and cantilever type heading machine. BACKGROUND

[0002] The cantilever type heading machine is a combined unit capable of cutting, loading and transporting, self-walking and spraying dust, which is mainly composed of six parts of cutting part, loading part, transporting part, main part, walking part and rear stabilizing part, and four systems of hydraulic system, water system, lubricating system and electrical system.

[0003] The cantilever type heading machine has a large volume. When the tunnel section is small and the tunnel working face is deep, the whole machine cantilever type heading machine cannot be transported to the working face by vehicle, and can only be disassembled, transported into the hole respectively, and then assembled and debugged, which consumes a lot of manpower and material resources, and is affected by the tunnel operation space, with low lifting safety factor and great difficulty. If the cantilever type heading machine is assembled and debugged outside the hole and then walks into the hole, a special transformer and a special high-voltage cable are needed to supply power to the unit and provide power for self-walking.

[0004] However, due to the deep tunnel working face (such as 6km from the tunnel working face to the tunnel entrance), the cantilever type heading machine needs to move the transformer and high-voltage cable once after walking a distance (500m), which is troublesome and takes a long time to put the cantilever type heading machine in place, which is not conducive to shortening the construction period. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model aims to provide a cantilever type heading machine power supply device and cantilever type heading machine, which aims to solve the problem of inconvenient and inflexible migration of the power supply assembly of the cantilever type heading machine in the self-walking process into the hole in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized by the following technical scheme:

[0007] The utility model provides a kind of boom excavator power supply device, including car body, generator and hydraulic pump station, the generator and the hydraulic pump station are connected on the car body, the generator is electrically connected the hydraulic pump station, the hydraulic pump station includes hydraulic pump and hydraulic oil tank, the hydraulic pump is communicated the hydraulic oil tank by oil suction pipe, the hydraulic pump is communicated first hose, the hydraulic oil tank is communicated second hose, the first hose and the second hose are connected the running portion of boom excavator, the car body connects first connecting mechanism, one end of the first connecting mechanism is movably connected to second connecting mechanism, the second connecting mechanism includes first rod body and a plurality of second rod bodies movably connected to the first rod body, the first rod body is connected to the first connecting mechanism, and the first rod body is movably connected to the first rod body.

[0008] Compared with the prior art, the utility model has the advantages that: by setting the car body, and setting the generator and the hydraulic pump station on the car body, power is supplied to the boom excavator and the power for self-walking is provided, replacing the traditional scheme of laying high-voltage cable and setting special transformer, the generator and the hydraulic pump station can walk into the hole with the boom excavator under the carrying of the car body, and the car body is detachably connected to the fixing assembly through the first connecting mechanism and the second connecting mechanism, the connection mode between the boom excavator power supply device and the unit is modularized, the first connecting mechanism and the second connecting mechanism are movably connected, which facilitates adjustment of the connection position, the boom excavator power supply device can adapt to different situations and different units, and can also be removed from the hole separately after the boom excavator walks into position, the convenience and flexibility are greatly improved.

[0009] Further, the first connecting mechanism includes a first transition piece and a second transition piece, one end of the first transition piece is connected to the car body, the other end of the first transition piece is rotatably connected to the second transition piece, and one end of the second transition piece away from the first transition piece is connected to the first rod body.

[0010] Further, a plurality of sleeves are provided on the first rod body, and the second rod body is sleeved in the sleeve.

[0011] Further, a plurality of fixing holes are formed on the second rod body, and the fixing holes are used for inserting a pin.

[0012] Further, a thread is provided on one end of the second rod body away from the first rod body, the fixing assembly includes a plurality of threaded sleeves, and the threaded sleeves are matched with the threads.

[0013] Further, the cantilevered tunneling machine comprises a transport part, and the plurality of threaded sleeves are connected to the transport part.

[0014] Further, the hydraulic pump station further comprises a hydraulic pump driving motor, which is electrically connected to the generator.

[0015] Further, the bottom of the vehicle body is provided with a plurality of track wheels.

[0016] The cantilevered tunneling machine comprises the cantilevered tunneling machine power supply device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the cantilevered tunneling machine power supply device and the cantilevered tunneling machine in the embodiment of the utility model;

[0018] Figure 2 It is a structural schematic view of the cantilevered tunneling machine power supply device in the embodiment of the utility model;

[0019] Figure 3 It is a structural schematic view of the first connecting mechanism and the second connecting mechanism in the cantilevered tunneling machine power supply device in the embodiment of the utility model;

[0020] Explanation of main element symbols:

[0021] Vehicle body 100 Vehicle plate 101 Track wheel 102 Generator 200 Hydraulic pump station 300 Hydraulic pump 301 Hydraulic pump drive motor 302 Hydraulic oil tank 303 Oil suction pipe 304 First hose 305 Second hose 306 Valve 307 First connecting mechanism 400 Rotary sleeve 410 Shaft body 420 Second connecting mechanism 500 First rod body 501 Second rod body 502 Sleeve 600 Latch 700 Threaded sleeve 800 Cantilevered excavator 900 Transportation part 901 Traveling part 902

[0022] The following detailed description will further illustrate the utility model in combination with the above-mentioned drawings. DETAILED DESCRIPTION

[0023] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The drawings show several embodiments of the utility model. However, the utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0024] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this description, the singular forms "a", "an" and "the" include plural references unless the context clearly dictates otherwise. The term "and / or" includes any and all combinations of one or more of the associated listed items.

[0026] Referring to Figures 1 to 3The utility model discloses a cantilever type tunneling machine power supply device, including car body 100, generator 200 and hydraulic pump station 300, generator 200 and hydraulic pump station 300 all are connected on car body 100, generator 200 electric connection hydraulic pump station 300, hydraulic pump station 300 includes hydraulic pump 301, hydraulic pump drive motor 302 and hydraulic oil tank 303, hydraulic pump 301 is connected with hydraulic oil tank 303 through oil suction pipe 304, hydraulic pump 301 is connected with first hose 305, hydraulic oil tank 303 is connected with second hose 306, first hose 305 and second hose 306 all are connected with the walking part 902 of cantilever type tunneling machine 900, hydraulic pump drive motor 302 electric connection generator 200, the bottom of car body 100 is provided with a plurality of track wheels 102. Preferably, the hydraulic pump 301 is provided with an outlet, the outlet is connected to the first hose 305, the top of the hydraulic oil tank 303 is connected to the second hose 306, the first hose 305 and the second hose 306 are provided with a valve 307 at one end close to the walking part 902, the valve 307 is used to control the pipeline on-off, further, the first hose 305 is connected to the oil inlet of the hydraulic motor of the walking part 902, the second hose 306 is connected to the oil outlet of the hydraulic motor of the walking part 902, the car body 100 includes a car plate 101 and a plurality of track wheels 102, the generator 200 and the hydraulic pump station 300 are arranged on the top surface of the car plate 101, one end of the car plate 101 is connected to the cantilever type tunneling machine 900 through a connecting assembly, the track wheels 102 are adapted to the ground track in the tunnel, it can be understood that the generator 200 is used to supply power to the hydraulic pump station 300, the hydraulic pump station 300 works, the hydraulic pump station 300 injects hydraulic oil into the hydraulic motor of the walking part 902 of the cantilever type tunneling machine 900, and the hydraulic pump station 300 can recover the hydraulic oil discharged by the hydraulic motor, forming a cycle and providing power for the hydraulic motor, thereby forming the walking power of the cantilever type tunneling machine 900, workers can operate the cantilever type tunneling machine 900 to walk into the hole after the assembly of the machine set is completed, and the generator 200 and the hydraulic pump station 300 can always enter the hole with the cantilever type tunneling machine 900 on the car body 100, the generator 200 and the hydraulic pump station 300 replace the scheme of using a special transformer and a special high-voltage cable for power supply in the traditional machine set, without manual relocation of the power supply assembly, a large amount of manpower and material resources are saved, and the machine set does not need to be stopped for adjusting the position of the power and electrical assembly during walking, thereby shortening the time required for the cantilever type tunneling machine 900 to walk into position.

[0027] The vehicle body 100 is connected with a first connecting mechanism 400, the first connecting mechanism 400 comprises a first transition piece and a second transition piece, one end of the first connecting mechanism 400 is movably connected with a second connecting mechanism 500, the second connecting mechanism comprises a first rod body 501 and a plurality of second rod bodies 502 movably connected with the first rod body 501, the first rod body 501 is connected with the first connecting mechanism 400, a plurality of sleeves 600 are arranged on the first rod body 501, the second rod body 502 is sleeved in the sleeve 600, a plurality of fixing holes are arranged on the second rod body 502, the fixing holes are used for inserting a plug pin 700, one end of the first transition piece is connected with the vehicle body 100, the other end of the first transition piece is rotatably connected with the second transition piece, one end of the second transition piece away from the first transition piece is connected with the first rod body 501. Preferably, the first transition piece comprises a connecting block and a shaft body 420, the connecting block is connected with one end of the vehicle plate 101, the shaft body 420 is connected with the connecting block, the shaft body 420 is perpendicular to the horizontal plane, the second transition piece comprises a rotating sleeve 410 and a connecting rod, the rotating sleeve 410 is sleeved outside the shaft body 420, the side wall of the rotating sleeve 410 is connected with the connecting rod, the connecting rod is connected with the first rod body 501, the sleeves 600 are arranged at both ends of the first rod body 501, two second rod bodies 502 are arranged in the second connecting mechanism 500, the second rod body 502 can slide to the boom-type tunneling machine 900 along the axial direction of the sleeve 600, two plug pins 700 are arranged on each second rod body 502, the interval length between adjacent fixing holes is consistent with the length of the sleeve 600, after the position of the second rod body 502 is determined, the plug pin 700 is inserted into the two fixing holes, so that the two plug pins 700 clamp the sleeve 600, so as to fix the second rod body 502. Understandably, the rotatable connection of the first transition piece and the second transition piece can make the vehicle body 100 deflect according to the ground track, and the flexibility when following the boom-type tunneling machine 900 is good, the first connecting mechanism 400 and the second connecting mechanism 500 can be adjusted according to the relative position of the vehicle body 100 and the boom-type tunneling machine 900, and are convenient to assemble and disassemble.

[0028] The one end of the second rod body 502 away from the first rod body 501 is provided with a thread, and the fixing assembly comprises a plurality of threaded sleeves 800 which are matched with the threads, and the cantilever tunneling machine 900 comprises a transportation part, and the threaded sleeves 800 are connected to the transportation part 901. Preferably, the number of the threaded sleeves 800 is consistent with the number of the second rod bodies 502, and two threaded sleeves 800 are arranged on the two sides of the transportation part 901. It can be understood that the first connecting mechanism 400, the second connecting mechanism 500 and the fixing assembly are convenient to disassemble, the first connecting mechanism 400 and the second connecting mechanism 500 are hard connected, the second connecting mechanism 500 and the fixing assembly are hard connected, the connection between the vehicle body 100 and the cantilever tunneling machine 900 is stable, the following walking movement of the vehicle body 100 is stable, and the working environment of the generator 200 and the hydraulic pump station 300 is beneficially ensured.

[0029] Preferably, the actual application process is as follows: after the cantilever tunneling machine 900 is assembled and debugged outside the tunnel, the vehicle body 100 is pushed to the front of the cantilever tunneling machine 900; the pin 700 in the fixing hole is pulled out, the second rod body 502 is slid, and the position of the vehicle body 100 is adjusted at the same time until the second rod body 502 is coaxial with the threaded sleeve 800; the second rod body 502 is rotated to connect the second rod body 502 with the threaded sleeve 800, the pin 700 is reinserted into the fixing hole to fix the second rod body 502; the first hose 305 and the second hose 306 are connected to the transportation part 901; the generator 200 is started, the hydraulic pump station 300 is powered on, and the hydraulic pump driving motor 302 is started; the hydraulic pump 301 injects the hydraulic oil in the hydraulic oil tank 303 into the hydraulic motor of the cantilever tunneling machine 900 through the oil suction pipe 304 and the first hose 305, and the hydraulic oil in the hydraulic motor returns to the hydraulic oil tank 303 through the second hose 306, so that the hydraulic motor works to drive the cantilever tunneling machine 900 to walk by itself. It can be understood that the special transformer and the special high-voltage cable do not need to be moved during actual self-walking, and the vehicle body 100 is flexible in movement, convenient to adjust and disassemble, and a large amount of manpower and material resources is saved.

[0030] Another embodiment of the utility model also provides a cantilever tunneling machine which comprises the cantilever tunneling machine power supply device as described in the above embodiments.

[0031] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The above-described embodiments only express several implementation manners of the present application, the description is relatively specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be noted that, for those skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A power supply device for a cantilever tunneling machine, characterized in that, The system includes a vehicle body, a generator, and a hydraulic pump station. Both the generator and the hydraulic pump station are connected to the vehicle body. The generator is electrically connected to the hydraulic pump station. The hydraulic pump station includes a hydraulic pump and a hydraulic oil tank. The hydraulic pump is connected to the hydraulic oil tank via a suction pipe. The hydraulic pump is connected to a first hose, and the hydraulic oil tank is connected to a second hose. Both the first hose and the second hose are connected to the traveling section of the cantilever tunneling machine. The vehicle body is connected to a first connecting mechanism. The end of the first connecting mechanism facing away from the vehicle body is movably connected to a second connecting mechanism. The second connecting mechanism includes a first rod and several second rods movably connected to the first rod. The first rod is connected to the first connecting mechanism. The ends of the several second rods facing away from the first rod are detachably connected to a fixing assembly. The fixing assembly is mounted on the cantilever tunneling machine to enable the cantilever tunneling machine to drive the vehicle body.

2. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The first connecting mechanism includes a first transition member and a second transition member. One end of the first transition member is connected to the vehicle body, and the other end of the first transition member is rotatably connected to the second transition member. The end of the second transition member facing away from the first transition member is connected to the first rod.

3. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The first rod is provided with several sleeves, and the second rod is sleeved inside the sleeves.

4. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The second rod has several fixing holes for inserting pins.

5. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The second rod body has a threaded end facing away from the first rod body, and the fixing component includes a plurality of threaded sleeves, which are adapted to the thread.

6. The power supply device for a cantilever tunneling machine according to claim 5, characterized in that, The cantilever tunneling machine includes a transport unit, and several threaded sleeves are connected to the transport unit.

7. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The hydraulic pump station also includes a hydraulic pump drive motor, which is electrically connected to the generator.

8. The power supply device for a cantilever tunneling machine according to claim 1, characterized in that, The bottom of the vehicle body is equipped with several track wheels.

9. A cantilever tunneling machine, characterized in that, Includes the power supply device for the cantilever tunneling machine as described in any one of claims 1 to 8.

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