Road flag convenient to disassemble and replace

Abstract

The utility model relates to the technical field of road flags, in particular to a road flag convenient to disassemble and replace, which comprises a pair of assembly windows, a pair of assembly brackets, a plurality of assembly modules and a lifting module, the pair of assembly windows is formed in an external lamp pole, any one assembly window penetrates through the outer wall of the lamp pole to communicate with an inner cavity of the lamp pole, any one assembly window is vertically arranged in the axial direction of the lamp pole, and the pair of assembly windows are oppositely arranged; the pair of assembling supports are movably arranged in the pair of assembling windows correspondingly, and any assembling support is in sliding connection with the outer surface of the lamp pole. The multiple assembling modules are connected with the pair of assembling supports and used for assembling the pair of assembling supports to the lamp pole. The lifting module is arranged in the lamp pole, connected with one of the assembling supports and used for driving the pair of assembling supports to ascend and descend in the axial direction of the lamp pole. The road flag overcomes the defect that a road flag in the prior art is inconvenient to disassemble and replace, and has the advantage of being convenient to disassemble and maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of road flags, and particularly relates to a road flag which is convenient to disassemble and replace. Background Art

[0002] Road flags, also known as roadside flags and lamp post flags, generally refer to advertisements and publicity media installed on objects such as street lamp poles on both sides of roads and near activity venues, and belong to a kind of outdoor advertising media.

[0003] In the prior art, a Chinese utility model patent with the authorization announcement number of CN220725919U proposed a road flag which is convenient to disassemble and replace the flag surface, including: a rod body, two mounting parts for mounting the flag surface, and a triggering component. The two mounting parts are both rotatably mounted on the rod body. The triggering component includes a rotating part, two racks, and two gears. The rotating part includes a first spiral part and a second spiral part with opposite directions. One rack is in spiral transmission connection with the first spiral part, and the other rack is in spiral transmission connection with the second spiral part. Each rotating shaft is provided with a gear, and each rack is engaged with the corresponding gear. When the triggering component acts, the rotating part rotates, the two racks move in opposite or opposite directions, and the two mounting parts rotate in opposite directions. By rotatably mounting the two mounting parts on the rod body, after the triggering component acts, the two flag surfaces rotate towards the disassembly and assembly personnel and approach each other, realizing that the operator's position does not need to be moved, being applicable to road flags with larger width dimensions, and having the advantage of helping to improve the efficiency of disassembling and replacing the flag surface.

[0004] However, for this device, during the process of disassembling and replacing the flag surface, it is still necessary for the staff to climb to a high place with the help of an engineering ladder to disassemble and replace the flag surface of the road flag, which has the defect of inconvenient disassembly and replacement of the road flag. Summary of the Utility Model

[0005] In view of the technical problem of inconvenient disassembly and replacement of road flags existing in the prior art, an embodiment of the utility model provides a road flag which is convenient to disassemble and replace, including: a pair of assembly windows, a pair of assembly brackets, several assembly modules, and a lifting module;

[0006] A pair of assembly windows are opened on the outer lamp post. Any one of the assembly windows penetrates through the outer wall of the lamp post and communicates with the inner cavity of the lamp post. Any one of the assembly windows is vertically arranged along the axial direction of the lamp post, and the pair of assembly windows are arranged oppositely;

[0007] A pair of assembly brackets are respectively movably arranged in the pair of assembly windows, and any one of the assembly brackets is slidably connected with the outer surface of the lamp post;

[0008] Several assembly modules are connected to the pair of assembly brackets and are used for assembling the pair of assembly brackets to the lamp post;

[0009] The lifting module is arranged inside the lamp post. The lifting module is connected to one of the mounting brackets and is used to drive a pair of mounting brackets to lift along the axial direction of the lamp post.

[0010] Furthermore, the lifting module includes: a pair of bearing seats, a pair of transmission wheels, a transmission belt, a plurality of jacks, a plurality of insertion blocks and a driving component;

[0011] A pair of bearing seats are fixedly arranged on the inner wall of the lamp post;

[0012] A pair of transmission wheels are respectively rotatably arranged on the pair of bearing seats;

[0013] The transmission belt is sleeved on the pair of transmission wheels. The transmission belt is located between the pair of mounting brackets and is used to drive the pair of transmission wheels to rotate synchronously;

[0014] A plurality of jacks are opened on the transmission belt, and the plurality of jacks are equally spaced along the circumferential direction of the transmission belt;

[0015] A plurality of insertion blocks are fixedly arranged on one of the mounting brackets. Any one of the insertion blocks is inserted into one of the jacks and is used to drive the pair of mounting brackets to lift along the axial direction of the lamp post;

[0016] The driving component is arranged on the lamp post. The driving component is connected to one of the transmission wheels and is used to drive one of the transmission wheels to rotate.

[0017] Furthermore, the driving component includes: a transmission hole, a first mounting hole, a second mounting hole and a driving shaft;

[0018] The transmission hole is opened on one of the transmission wheels. The transmission hole is the same as the central axis of the transmission wheel. The inner cavity shape of the transmission hole is a prism. The two ends of the transmission hole are respectively exposed on the end face surfaces of the two ends of the transmission wheel and are used to drive the transmission wheel to rotate;

[0019] The first mounting hole is opened on the outer wall of the lamp post. The first mounting hole penetrates through the outer wall of the lamp post and is communicated with the inner cavity of the lamp post;

[0020] The second mounting hole is opened on the outer wall of the lamp post. The second mounting hole penetrates through the outer wall of the lamp post and is communicated with the inner cavity of the lamp post;

[0021] The driving shaft is arranged on the lamp post. The driving shaft is inserted into the transmission hole. The two ends of the driving shaft are respectively connected to the first mounting hole and the second mounting hole. The radial cross-sectional shape of the driving shaft matches that of the transmission hole and is used to drive the transmission wheel to rotate.

[0022] Furthermore, the driving shaft includes: a driving section, a driven section, a transmission section and a connecting section;

[0023] The first assembly hole is a countersunk hole. The inner cavity shape of the first cavity on the side close to the outer surface of the lamp post of the first assembly hole is a prism, and the inner cavity shape of the second cavity on the side close to the inner surface of the lamp post of the first assembly hole is a cylinder;

[0024] The outer contour shape of the driving section is a prism. The driving section matches the radial cross-sectional shape of the first cavity. When the driving shaft is in the locked state, the driving section is inserted into the first cavity;

[0025] The head end of the driven section is fixedly connected to the tail end of the driving section. The outer diameter of the driven section is not greater than the minimum outer diameter of the driving section. The driven section is movably inserted into the second cavity;

[0026] The head end of the transmission section is fixedly connected to the tail end of the driven section. The transmission section is movably inserted into the transmission hole, and the radial cross-sectional shape of the transmission section matches that of the transmission hole;

[0027] The head end of the connecting section is fixedly connected to the tail end of the transmission section. The tail end of the connecting section is movably inserted into the second assembly hole. The connecting section is a cylinder, and the outer diameter of the connecting section is not greater than the minimum outer diameter of the transmission section. The central axes of the connecting section, the transmission section, the driven section and the driving section are collinear, and the connecting section, the transmission section, the driven section and the driving section are integrally formed.

[0028] Furthermore, the assembly module includes: a hook, an assembly cavity, a pair of guide holes, a traction rope, a slider, a screw hole and a screw;

[0029] The hook is fixedly arranged on one of the assembly brackets, and the hook is located in the inner cavity of the lamp post;

[0030] The assembly cavity is arranged inside the other assembly bracket. The assembly cavity is arranged radially along the assembly bracket, and the assembly cavity is exposed on the side wall surface of the assembly bracket on the side facing away from the lifting module;

[0031] A pair of guide holes are opened on the inner wall of the assembly cavity. Any one of the guide holes penetrates the inner wall of the assembly cavity and is exposed on the side wall surface of the assembly bracket on the side facing the lifting module;

[0032] The two ends of the traction rope are respectively movably inserted into a pair of guide holes, and the middle section of the traction rope is hung on the hook;

[0033] The slider is slidably arranged in the inner cavity of the assembly cavity. The slider matches the radial cross-sectional shape of the assembly cavity. The slider is fixedly connected to the two ends of the traction rope and is used to tighten the traction rope;

[0034] The screw hole is opened on the slider;

[0035] The screw is inserted into the screw hole. The screw is threadedly connected to the screw hole. The head end of the screw is exposed on the outer surface of the assembly bracket, and the tail end of the screw abuts against the inner wall of the assembly cavity.

[0036] Further, it further includes: a pair of plugging modules, which are respectively arranged in a pair of assembly windows, and the pair of plugging modules are respectively connected to a pair of assembly brackets for closing the pair of assembly windows.

[0037] Further, the plugging module includes: a pair of assembly grooves, a pair of sliding grooves, a pair of assembly notches, a plurality of plugging blocks and a plurality of pairs of hinged components;

[0038] The first port of the assembly window is exposed on the outer surface of the lamp post, and the second port of the assembly window is exposed on the inner surface of the lamp post. The width of the first port is greater than the width of the second port;

[0039] One of the assembly grooves is opened on the bottom wall of the inner cavity of the assembly window, and the other assembly groove is opened on the top wall of the inner cavity of the assembly window;

[0040] A pair of sliding grooves are respectively opened on the side walls of the other two sides of the assembly window. Any one of the sliding grooves is arranged along the axial direction of the assembly window, and both ends of any one of the sliding grooves are respectively located in the inner cavities of the pair of assembly grooves;

[0041] A pair of assembly notches are opened on the outer surface of the lamp post. Any one of the assembly notches is communicated with the inner cavity of one of the sliding grooves, and any one of the assembly notches is communicated with the first port of the assembly window;

[0042] A plurality of plugging blocks are movably arranged in the inner cavity of the assembly window. The plurality of plugging blocks are arranged in sequence along the axial direction of the assembly window. Some of the plugging blocks are located between the assembly bracket and the top of the lamp post, and the other part of the plugging blocks are located between the assembly bracket and the bottom of the lamp post. A pair of plugging blocks adjacent to the assembly bracket are fixedly connected to the assembly bracket;

[0043] Any pair of hinged components are respectively hinged to one pair of adjacent plugging blocks, and any one of the plugging blocks is located between the corresponding pair of hinged components.

[0044] Further, the plugging block includes: a bearing body, a splicing convex block and a splicing groove;

[0045] The bearing body matches the radial cross-sectional shape of the assembly groove. The width of the bearing body is not greater than the width of the first port of the assembly window and not less than the width of the second port of the assembly window for closing the assembly window;

[0046] The splicing groove is opened on the top of the bearing body;

[0047] The splicing convex block is fixedly arranged on the bottom of the bearing body. When any adjacent pair of plugging blocks are in a mutually spliced state, the splicing convex block is inserted into the splicing groove.

[0048] Further, the hinged component includes: a pair of hinged columns, a hinge, a hinge hole and a guide hole;

[0049] The hinge hole is formed on the hinge member, and the hinge hole is located at one end of the hinge member;

[0050] The guiding hole is formed on the hinge member, and the guiding hole is located at the other end of the hinge member. The guiding hole is an oblong hole, and the guiding hole is coaxial with the central axis of the hinge member;

[0051] A pair of hinge columns are respectively fixedly arranged on the side walls of any adjacent pair of blocking blocks. Both of the pair of hinge columns are slidably connected to one of the sliding grooves. The outer diameter of the head end of the hinge column is smaller than the outer diameter of the tail end of the hinge column. Among any adjacent pair of blocking blocks, the hinge member is rotatably connected to the head end of one of the hinge columns through the hinge hole, and the hinge member is movably sleeved on the head end of the other hinge column through the guiding hole.

[0052] Furthermore, the assembly bracket includes: an assembly main body, a guard plate, several pairs of spherical grooves and several pairs of balls;

[0053] The assembly main body is movably arranged in one of the assembly windows;

[0054] The guard plate is fixedly arranged on the side wall of the assembly main body. The guard plate protrudes from the outer surface of the lamp post, and the width of the guard plate is not less than the width of the assembly window;

[0055] Several pairs of spherical grooves are formed on the side wall of the guard plate facing the lamp post. Any pair of spherical grooves are arranged on both sides of the assembly main body;

[0056] Several pairs of balls are respectively rotatably arranged in several pairs of spherical grooves. Any ball protrudes from the outer surface of the guard plate and abuts against the outer surface of the lamp post.

[0057] The flagpole for easy replacement according to the embodiment of the present utility model has the following beneficial effects:

[0058] 1. By adding a lifting module, the device realizes driving a pair of assembly brackets to lift along the axial direction of the lamp post, so that during the process of the user replacing the flag surface of the device, the flag surface assembled on the pair of assembly brackets can be replaced after the pair of assembly brackets are lowered to a height near the ground, thereby solving the defect of inconvenient replacement of the flagpole in the prior art.

[0059] 2. The device movably assembles a pair of assembly brackets on the lamp post through an assembly module. The user can drive the screw of the assembly module to rotate a certain angle to increase the length of the traction rope extending into the inner cavity of the lamp post, and then can disassemble the pair of assembly brackets from the lamp post, further enhancing the convenience of disassembly and maintenance of the device.

[0060] It should be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology. Brief Description of the Drawings

[0061] Figure 1 Schematic diagram of assembly according to an embodiment of the present utility model;

[0062] Figure 2 Schematic diagram of internal structure according to an embodiment of the present utility model;

[0063] Figure 3 is Figure 2 Partial enlarged schematic diagram of area A in

[0064] Figure 4 is Figure 2 Partial enlarged schematic diagram of area B in

[0065] Figure 5 Part drawing of the drive shaft according to an embodiment of the present utility model;

[0066] Figure 6 Part drawing of the lamp post according to an embodiment of the present utility model (the lamp post is perspectivized);

[0067] Figure 7 is Figure 6 Partial enlarged schematic diagram of area C in

[0068] Figure 8 Schematic diagram of assembly of the assembly module according to an embodiment of the present utility model (one of the assembly brackets is perspectivized);

[0069] Figure 9 Schematic diagram of the structural decomposition of the plugging block and the assembly window according to an embodiment of the present utility model;

[0070] Figure 10 is Figure 9 Partial enlarged schematic diagram of area D in

[0071] Figure 11 is Figure 9 Partial enlarged schematic diagram of area E in

[0072] Explanation of the reference numerals in the drawings:

[0073] 1 - Assembly window, 2 - Assembly bracket, 21 - Assembly main body, 22 - Guard plate, 23 - Spherical groove, 24 - Ball, 3 - Lifting module, 31 - Bearing seat, 32 - Driving wheel, 33 - Transmission belt, 34 - Jack hole, 35 - Plug, 361 - First assembly hole, 362 - Second assembly hole, 363 - Driving shaft, 3631 - Driving section, 3632 - Driven section, 3633 - Transmission section, 3634 - Connection section, 4 - Assembly module, 41 - Hook, 42 - Assembly cavity, 43 - Towing rope, 44 - Slide block, 45 - Screw, 51 - Assembly groove, 52 - Slide groove, 53 - Assembly notch, 54 - Sealing block, 541 - Bearing main body, 542 - Splicing convex block, 543 - Splicing groove, 55 - Hinge assembly, 551 - Hinge column, 552 - Hinge piece, 553 - Guide hole, 6 - Lamp post. Detailed implementation manners

[0074] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, and the present invention will be further elaborated.

[0075] The foregoing and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of the embodiments with reference to the accompanying drawings. The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or back, etc., are only with reference to the direction of the accompanying drawings. Therefore, the directional terms used are for illustration and not for limiting the present invention. In addition, in all embodiments, the same reference numerals represent the same elements.

[0076] As Figures 1 - 11 shown, the flag for easy replacement in the embodiment of the present invention includes: a pair of assembly windows 1, a pair of assembly brackets 2, several assembly modules 4 and a lifting module 3.

[0077] Specifically, as Figure 1 , 2 , 3, 6 shown, a pair of assembly windows 1 are opened on the upper part of the external lamp post 6, any one of the assembly windows 1 penetrates through the outer wall of the lamp post 6 and communicates with the inner cavity of the lamp post 6, any one of the assembly windows 1 is vertically arranged along the axial direction of the lamp post 6, and the pair of assembly windows 1 are arranged oppositely; a pair of assembly brackets 2 are respectively movably arranged in the pair of assembly windows 1, and any one of the assembly brackets 2 is slidably connected with the outer surface of the lamp post 6; several assembly modules 4 are connected with the pair of assembly brackets 2 and are used for assembling the pair of assembly brackets 2 to the lamp post 6; the lifting module 3 is arranged inside the lamp post 6, and the lifting module 3 is connected with one of the assembly brackets 2 and is used for driving the pair of assembly brackets 2 to lift along the axial direction of the lamp post 6.

[0078] Further, as Figure 1 , 2As shown in FIGS. 4 and 8, the lifting module 3 includes: a pair of bearing seats 31, a pair of driving wheels 32, a transmission belt 33, a plurality of jacks 34, a plurality of insertion blocks 35 and a driving assembly; the pair of bearing seats 31 are fixedly arranged on the inner wall of the lamp post 6; the pair of driving wheels 32 are respectively rotatably arranged on the pair of bearing seats 31; the transmission belt 33 is sleeved on the pair of driving wheels 32, and the transmission belt 33 is located between the pair of mounting brackets 2 for driving the pair of driving wheels 32 to rotate synchronously; the plurality of jacks 34 are opened on the transmission belt 33, and the plurality of jacks 34 are equidistantly distributed along the circumferential direction of the transmission belt 33; the plurality of insertion blocks 35 are fixedly arranged on one of the mounting brackets 2, and any one of the insertion blocks 35 is inserted into one of the jacks 34 for driving the pair of mounting brackets 2 to lift along the axial direction of the lamp post 6; the driving assembly is arranged on the lamp post 6, and the driving assembly is connected to one of the driving wheels 32 for driving one of the driving wheels 32 to rotate; in another embodiment of the present invention, a motor can be arranged inside the lamp post 6 to drive one of the driving wheels 32 to rotate so as to realize the automatic lifting of the pair of mounting brackets 2.

[0079] Further, as Figure 1 , 2 As shown in FIGS. 4 and 6, the driving assembly includes: a transmission hole (not shown in the figure), a first mounting hole 361, a second mounting hole 362 and a driving shaft 363; the transmission hole is opened on one of the driving wheels 32, the transmission hole is the same as the central axis of the driving wheel 32, the inner cavity shape of the transmission hole is a prism, and both ends of the transmission hole are respectively exposed on the end face surfaces of both ends of the driving wheel 32 for driving the driving wheel 32 to rotate; the first mounting hole 361 is opened on the outer wall of the lamp post 6, and the first mounting hole 361 penetrates through the outer wall of the lamp post 6 and communicates with the inner cavity of the lamp post 6; the second mounting hole 362 is opened on the outer wall of the lamp post 6, and the second mounting hole 362 penetrates through the outer wall of the lamp post 6 and communicates with the inner cavity of the lamp post 6; the driving shaft 363 is arranged on the lamp post 6, the driving shaft 363 is inserted into the transmission hole, both ends of the driving shaft 363 are respectively connected to the first mounting hole 361 and the second mounting hole 362, and the radial cross-sectional shape of the driving shaft 363 matches that of the transmission hole for driving the driving wheel 32 to rotate.

[0080] Further, as Figure 1 , 2, as shown in Figures 4 to 6, the drive shaft 363 includes a drive section 3631, a driven section 3632, a transmission section 3633, and a connection section 3634; the first assembly hole 361 is a countersunk hole, the inner cavity shape of the first cavity on the side close to the outer surface of the lamp post 6 of the first assembly hole 361 is a prism, and the inner cavity shape of the second cavity on the side close to the inner surface of the lamp post 6 of the first assembly hole 361 is a cylinder; the outer contour shape of the drive section 3631 is a prism, the radial cross-sectional shape of the drive section 3631 matches that of the first cavity, and when the drive shaft 363 is in the locked state, the drive section 3631 is inserted into the first cavity; the head end of the driven section 3632 is fixedly connected to the tail end of the drive section 3631, the outer diameter of the driven section 3632 is not greater than the minimum outer diameter of the drive section 3631, and the driven section 3632 is movably inserted into the second cavity; the head end of the transmission section 3633 is fixedly connected to the tail end of the driven section 3632, the transmission section 3633 is movably inserted into the transmission hole, and the radial cross-sectional shape of the transmission section 3633 matches that of the transmission hole; the head end of the connection section 3634 is fixedly connected to the tail end of the transmission section 3633, the tail end of the connection section 3634 is movably inserted into the second assembly hole 362, the connection section 3634 is a cylinder, the outer diameter of the connection section 3634 is not greater than the minimum outer diameter of the transmission section 3633, the central axes of the connection section 3634, the transmission section 3633, the driven section 3632, and the drive section 3631 are collinear, and the connection section 3634, the transmission section 3633, the driven section 3632, and the drive section 3631 are integrally formed.

[0081] The working principle of the lifting module 3 of this device is as follows:

[0082] When the user needs to adjust the height of a pair of mounting brackets 2, first, the user uses a wrench and uses the end of the handle of the wrench to push against the tail end of the connecting section 3634 of the drive shaft 363, so that the entire drive shaft 363 is displaced in the direction of the first mounting hole 361 until the drive section 3631 of the drive shaft 363 disengages from the first cavity of the first mounting hole 361. Then, the user uses the wrench to drive the drive shaft 363 to rotate by controlling the drive section 3631 of the drive shaft 363, and then drives the lower transmission wheel 32 to rotate by means of the drive shaft 363. During the rotation of the transmission wheel 32, a pair of mounting brackets 2 connected to the transmission belt 33 are driven to slide along the guide of the mounting window 1, so as to achieve the purpose of adjusting the height of a pair of mounting brackets 2. After completing the operation of adjusting the height of the mounting bracket 2, the user can displace the drive shaft 363 in the direction of the second mounting hole 362, so that the drive section 3631 of the drive shaft 363 is inserted back into the first mounting cavity 42 of the first mounting hole 361, so that a pair of mounting brackets 2 hover at the current height, so that the user can lower the height of a pair of mounting brackets 2 to a suitable position by adjusting the height of a pair of mounting brackets 2 and then disassemble and replace the flag surface assembled on a pair of mounting brackets 2, and then readjust a pair of mounting brackets 2 back to the suspension height; in another embodiment of the present invention, the user can use an electric drive device to drive the drive section 3631 of the drive shaft 363 to rotate to improve the disassembly and replacement efficiency of the road flag.

[0083] Further, as Figures 1 - 3 shown in FIGS. 7 and 8, the assembly module 4 includes: a hook 41, an assembly cavity 42, a pair of guide holes 553 (not shown in the figure), a traction rope 43, a slider 44, a screw hole (not shown in the figure) and a screw 45; the hook 41 is fixedly arranged on one of the mounting brackets 2, and the hook 41 is located in the inner cavity of the lamp post 6; the assembly cavity 42 is arranged inside the other mounting bracket 2, the assembly cavity 42 is arranged along the radial direction of the mounting bracket 2, and the assembly cavity 42 is exposed on the side wall surface of the mounting bracket 2 facing away from the lifting module 3; a pair of guide holes 553 are opened on the inner wall of the assembly cavity 42, and any one of the guide holes 553 penetrates through the inner wall of the assembly cavity 42 and is exposed on the side wall surface of the mounting bracket 2 facing the lifting module 3; both ends of the traction rope 43 are movably inserted into a pair of guide holes 553, and the middle section of the traction rope 43 is hung on the hook 41; the slider 44 is slidably arranged in the inner cavity of the assembly cavity 42, the slider 44 matches the radial cross-sectional shape of the assembly cavity 42, and the slider 44 is fixedly connected to both ends of the traction rope 43 for tightening the traction rope 43; the screw hole is opened on the slider 44; the screw 45 is inserted into the screw hole, the screw 45 is threadedly connected to the screw hole, the head end of the screw 45 is exposed on the outer surface of the mounting bracket 2, and the tail end of the screw 45 abuts against the inner wall of the assembly cavity 42.

[0084] When the user needs to remove a pair of mounting brackets 2 from the lamp post 6, the user can use a screwdriver to drive the screw 45 to rotate, thereby driving the slider 44 to slide towards the conveyor belt 33 to lengthen the length of the towing rope 43 extending into the inner cavity of the lamp post 6. After the length of the towing rope 43 extending into the inner cavity of the lamp post 6 reaches a certain extent, the user drives the pair of mounting brackets 2 to displace a certain distance towards the top direction and the bottom direction of the lamp post 6 respectively, so that the towing rope 43 is separated from the hook 41. Then, the user drives the pair of mounting brackets 2 to displace away from each other, so that the insertion block 35 is separated from the transmission hole, thereby removing the pair of mounting brackets 2 from the lamp post 6.

[0085] Further, as shown in Figure 1 , 2 , 4, 6, the device further includes: a pair of blocking modules, the pair of blocking modules are respectively arranged in a pair of mounting windows 1, and the pair of blocking modules are respectively connected to the pair of mounting brackets 2 for closing the pair of mounting windows 1.

[0086] Further, as shown in Figures 1 - 3 , 6, 7, 9, 11, the blocking module includes: a pair of mounting grooves 51, a pair of sliding grooves 52, a pair of mounting notches 53, a plurality of blocking blocks 54 and a plurality of pairs of hinge assemblies 55; the first port of the mounting window 1 is exposed on the outer surface of the lamp post 6, and the second port of the mounting window 1 is exposed on the inner surface of the lamp post 6, and the width of the first port is greater than the width of the second port; one of the mounting grooves 51 is opened on the bottom wall of the inner cavity of the mounting window 1, and the other mounting groove 51 is opened on the top wall of the inner cavity of the mounting window 1; a pair of sliding grooves 52 are respectively opened on the side walls of the other two sides of the mounting window 1, and any one of the sliding grooves 52 is arranged along the axial direction of the mounting window 1, and both ends of any one of the sliding grooves 52 are located in the inner cavities of the pair of mounting grooves 51; a pair of mounting notches 53 are opened on the outer surface of the lamp post 6, and any one of the mounting notches 53 is communicated with the inner cavity of one of the sliding grooves 52, and any one of the mounting notches 53 is communicated with the first port of the mounting window 1; a plurality of blocking blocks 54 are movably arranged in the inner cavity of the mounting window 1, and the plurality of blocking blocks 54 are arranged in sequence along the axial direction of the mounting window 1, and a part of the blocking blocks 54 are located between the mounting bracket 2 and the top of the lamp post 6, and the other part of the blocking blocks 54 are located between the mounting bracket 2 and the bottom of the lamp post 6, and a pair of blocking blocks 54 adjacent to the mounting bracket 2 are fixedly connected to the mounting bracket 2. In this embodiment, the user can synchronously adjust the number of the blocking blocks 54 on the upper side of the mounting bracket 2 and the number of the blocking blocks 54 on the lower side of the mounting bracket 2, so that the pair of mounting brackets 2 can hover at different height positions of the lamp post 6; any pair of hinge assemblies 55 are respectively hinged to one of the pairs of adjacent blocking blocks 54, and any one of the blocking blocks 54 is located between the corresponding pair of hinge assemblies 55.

[0087] Further, as shown in Figure 2, 3 As shown in FIGS. 9, 10, and 11, the plugging block 54 includes: a bearing body 541, a splicing convex block 542, and a splicing groove 543; the radial cross-sectional shape of the bearing body 541 matches that of the assembly groove 51, the width of the bearing body 541 is not greater than the width of the first port of the assembly window 1 and not less than the width of the second port of the assembly window 1. After the plugging block 54 is installed in the assembly window 1, the bearing body 541 of the plugging block 54 can be used to close the second port of the assembly window 1, thereby achieving the purpose of closing the assembly window 1; the splicing groove 543 is opened at the top of the bearing body 541; the splicing convex block 542 is fixedly arranged at the bottom of the bearing body 541. When any adjacent pair of plugging blocks 54 are in a spliced state, the splicing convex block 542 is inserted into the splicing groove 543.

[0088] Furthermore, as Figure 2 , 3 As shown in FIGS. 9 to 11, the hinge assembly 55 includes: a pair of hinge columns 551, a hinge member 552, a hinge hole (not shown in the figure), and a guide hole 553; the hinge hole is opened on the hinge member 552 and is located at one end of the hinge member 552; the guide hole 553 is opened on the hinge member 552 and is located at the other end of the hinge member 552. The guide hole 553 is an oblong hole, and the guide hole 553 is concentric with the central axis of the hinge member 552; a pair of hinge columns 551 are respectively fixedly arranged on the side walls of any adjacent pair of plugging blocks 54, and both of the pair of hinge columns 551 are slidably connected to one of the sliding grooves 52. The outer diameter of the head end of the hinge column 551 is smaller than the outer diameter of the tail end of the hinge column 551. In any adjacent pair of plugging blocks 54, the hinge member 552 is rotatably connected to the head end of one of the hinge columns 551 through the hinge hole, and the hinge member 552 is movably sleeved on the head end of the other hinge column 551 through the guide hole 553.

[0089] During the upward movement of the assembly bracket 2, the plurality of plugging blocks 54 located on the upper side of the assembly bracket 2 are affected by gravity, and the splicing convex blocks 542 of the plurality of plugging blocks 54 are respectively inserted into the splicing grooves 543 of the plugging blocks 54 located below them, so as to reduce the gap width between any adjacent two plugging blocks 54 and prevent rainwater from entering the inside of the lamp post 6 through the gaps between the plurality of plugging blocks 54.

[0090] During the upward movement of the assembly bracket 2, a plurality of plugging blocks 54 located on the lower side of the assembly bracket 2 synchronously rise under the drive of the assembly bracket 2. During this process, the user can send several plugging blocks 54 located outside the assembly window 1 into the assembly window 1 through the assembly notches 53, so that the plurality of plugging blocks 54 located on the lower side of the assembly bracket 2 slide upward under the drive of the assembly bracket 2. That is, when a certain plugging block 54 moves to the height position of the assembly notch 53, the user respectively pushes the hinge columns 551 arranged on the left and right sides of the plugging block 54 into a pair of sliding grooves 52 through a pair of assembly notches 53, so that it can rise along the guidance of the sliding groove 52; after the user sends all the plugging blocks 54 located on the lower side of the assembly bracket 2 into the assembly window 1, the user drives the assembly bracket 2 to descend a certain distance, so that the bottom of the plugging block 54 at the lowermost layer abuts against the inner cavity bottom wall of the lower assembly groove 51, and the basin joint convex blocks of the plurality of plugging blocks 54 located on the lower side of the assembly bracket 2 are respectively inserted into the assembly grooves located below them, so as to reduce the gap width between any two adjacent plugging blocks 54 and prevent rainwater from entering the inside of the lamp post 6 through the gaps between the plurality of plugging blocks 54. And after the bottom of the plugging block 54 at the lowermost layer abuts against the inner cavity bottom wall of the lower assembly groove 51, the bottom of the plugging block 54 at the uppermost layer still is inserted into the inner cavity of the upper assembly groove 51.

[0091] Further, as Figures 1 - 3 shown in FIGS. 7 and 8, the assembly bracket 2 includes: an assembly main body 21, a guard plate 22, several pairs of spherical grooves 23 and several pairs of balls 24; the assembly main body 21 is movably arranged in one of the assembly windows 1; the guard plate 22 is fixedly arranged on the side wall of the assembly main body 21, the guard plate 22 protrudes from the outer surface of the lamp post 6, and the width of the guard plate 22 is not less than the width of the assembly window 1; several pairs of spherical grooves 23 are opened on the side wall of the guard plate 22 facing the lamp post 6, and any pair of spherical grooves 23 are arranged on both sides of the assembly main body 21; several pairs of balls 24 are respectively rotatably arranged in several pairs of spherical grooves 23, and any ball 24 protrudes from the outer surface of the guard plate 22 and abuts against the outer surface of the lamp post 6.

[0092] During the process of the assembly bracket 2 ascending and descending along the axial direction of the lamp post 6, the balls 24 arranged on the assembly bracket 2 roll in the spherical grooves 23 to reduce the resistance suffered by the assembly bracket 2 during the ascending and descending process.

[0093] Above, with reference to Figures 1 - 11 the flagpole for easy replacement according to the embodiment of the present invention is described, and it has the following beneficial effects:

[0094] 1. By adding a lifting module, this device enables a pair of mounting brackets to be lifted and lowered along the axial direction of the lamp post, so that when the user disassembles and replaces the flag surface of this device, the flag surface assembled on the pair of mounting brackets can be disassembled and replaced after the pair of mounting brackets are first lowered to a height near the ground, thereby solving the defect of inconvenient replacement of road flags in the prior art.

[0095] 2. This device movably mounts a pair of mounting brackets on the lamp post through an assembly module. The user can drive the screw of the assembly module to rotate a certain angle to increase the length of the traction rope extending into the inner cavity of the lamp post, and then the pair of mounting brackets can be disassembled from the lamp post, further enhancing the convenience of disassembly and maintenance of this device.

[0096] It should be noted that in this specification, the terms "including", "comprising" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising..." does not exclude the existence of additional identical elements in the process, method, article or device including the said element.

[0097] Although the content of the present utility model has been introduced in detail through the above preferred embodiments, it should be understood that the above description should not be regarded as a limitation of the present utility model. After those skilled in the art have read the above content, various modifications and substitutions to the present utility model will be obvious. Therefore, the protection scope of the present utility model should be defined by the appended claims.

Claims

1. A road flag that is easy to remove and replace, characterized in that: It includes: a pair of assembly windows, a pair of assembly brackets, several assembly modules and lifting modules; The pair of assembly windows are opened on the external lamp pole, any one of the assembly windows penetrates the outer wall of the lamp pole and communicates with the inner cavity of the lamp pole, any one of the assembly windows is vertically arranged along the axial direction of the lamp pole, and the pair of assembly windows are arranged opposite to each other; The pair of assembly brackets are movably disposed in the pair of assembly windows respectively, and any one of the assembly brackets is slidably connected to the outer surface of the lamp pole; The plurality of assembly modules are connected to the pair of assembly brackets and are used to assemble the pair of assembly brackets onto the lamp pole; The lifting module is arranged inside the lamp pole, and is connected to one of the assembly brackets, and is used to drive the pair of assembly brackets to be lifted and lowered along the axial direction of the lamp pole.

2. The road flag that is easy to remove and replace as claimed in claim 1, characterized in that: The lifting module comprises: a pair of bearing seats, a pair of transmission wheels, a transmission belt, a plurality of jacks, a plurality of plug blocks and a driving assembly; The pair of bearing seats are fixedly arranged on the inner wall of the lamp pole; The pair of transmission wheels are rotatably disposed on the pair of bearing seats respectively; The transmission belt is sleeved on the pair of transmission wheels, and the transmission belt is located between the pair of assembly brackets, and is used to drive the pair of transmission wheels to rotate synchronously; The plurality of jacks are provided on the transmission belt, and the plurality of jacks are distributed at equal intervals along the circumference of the transmission belt; The plurality of plug blocks are fixedly arranged on one of the assembly brackets, and any one of the plug blocks is plugged into one of the plug holes to drive the pair of assembly brackets to be lifted and lowered along the axial direction of the lamp pole; The driving assembly is arranged on the lamp pole, and the driving assembly is connected to one of the transmission wheels to drive one of the transmission wheels to rotate.

3. The road flag that is easy to remove and replace as claimed in claim 2, characterized in that: The driving assembly comprises: a transmission hole, a first assembly hole, a second assembly hole and a driving shaft; The transmission hole is formed on one of the transmission wheels, the transmission hole is aligned with the central axis of the transmission wheel, the inner cavity of the transmission hole is in the shape of a prism, and both ends of the transmission hole are respectively exposed to the end surfaces of both ends of the transmission wheel, so as to drive the transmission wheel to rotate; The first assembly hole is formed on the outer wall of the lamp pole, and the first assembly hole penetrates the outer wall of the lamp pole and communicates with the inner cavity of the lamp pole; The second assembly hole is formed on the outer wall of the lamp pole, and the second assembly hole penetrates the outer wall of the lamp pole and communicates with the inner cavity of the lamp pole; The drive shaft is arranged on the lamp pole, the drive shaft is plugged into the transmission hole, the two ends of the drive shaft are respectively connected to the first assembly hole and the second assembly hole, the drive shaft matches the radial cross-sectional shape of the transmission hole, and is used to drive the transmission wheel to rotate.

4. The road flag that is easy to replace as claimed in claim 3, characterized in that: The drive shaft comprises: a driving section, a driven section, a transmission section and a connecting section; The first assembly hole is a countersunk hole, the inner cavity shape of the first cavity of the first assembly hole close to the outer surface of the lamp pole is a prism, and the inner cavity shape of the second cavity of the first assembly hole close to the inner surface of the lamp pole is a cylinder; The outer contour of the driving section is a prism, and the driving section matches the radial cross-sectional shape of the first cavity. When the driving shaft is in a locked state, the driving section is plugged into the first cavity. The head end of the driven section is fixedly connected to the tail end of the driving section, the outer diameter of the driven section is not greater than the minimum outer diameter of the driving section, and the driven section is movably inserted in the second cavity; The head end of the transmission section is fixedly connected to the tail end of the driven section, the transmission section is movably plugged into the transmission hole, and the radial cross-sectional shapes of the transmission section and the transmission hole match; The head end of the connecting section is fixedly connected to the tail end of the transmission section, the tail end of the connecting section is movably plugged into the second assembly hole, the connecting section is a cylinder, the outer diameter of the connecting section is not greater than the minimum outer diameter of the transmission section, the central axes of the connecting section, the transmission section, the driven section and the driving section are collinear, and the connecting section, the transmission section, the driven section and the driving section are integrally formed.

5. The road flag that is easy to remove and replace as claimed in claim 1, characterized in that: The assembly module comprises: a hook, an assembly cavity, a pair of guide holes, a traction rope, a slider, screw holes and screws; The hook is fixedly arranged on one of the assembly brackets, and the hook is located in the inner cavity of the lamp pole; The assembly cavity is arranged inside another assembly bracket, the assembly cavity is arranged along the radial direction of the assembly bracket, and the assembly cavity is exposed to the side wall surface of the assembly bracket facing away from the lifting module; The pair of guide holes are formed on the inner wall of the assembly cavity, and any one of the guide holes penetrates the inner wall of the assembly cavity and is exposed to the side wall surface of the assembly bracket facing the lifting module; The two ends of the traction rope are respectively movably connected with the pair of guide holes, and the middle section of the traction rope is hung on the hook; The slider is slidably disposed in the inner cavity of the assembly cavity, the slider matches the radial cross-sectional shape of the assembly cavity, and the slider is fixedly connected to both ends of the traction rope to tighten the traction rope; The screw hole is provided on the slider; The screw is inserted into the screw hole, the screw is threadedly connected to the screw hole, the head end of the screw is exposed to the outer surface of the assembly bracket, and the tail end of the screw abuts against the inner wall of the assembly cavity.

6. The easily replaceable road flag according to claim 1, characterized in that: It also comprises: a pair of blocking modules, which are respectively arranged in the pair of assembly windows, and are respectively connected to the pair of assembly brackets for closing the pair of assembly windows.

7. The easily replaceable road flag according to claim 6, characterized in that: The blocking module comprises: a pair of assembly grooves, a pair of slide grooves, a pair of assembly notches, a plurality of blocking blocks and a plurality of pairs of hinged components; The first port of the assembly window is exposed to the outer surface of the lamp pole, the second port of the assembly window is exposed to the inner surface of the lamp pole, and the width of the first port is greater than the width of the second port; One of the assembly grooves is formed on the bottom wall of the inner cavity of the assembly window, and the other assembly groove is formed on the top wall of the inner cavity of the assembly window; The pair of slide grooves are respectively opened on the side walls of the other two sides of the assembly window, any one of the slide grooves is arranged along the axial direction of the assembly window, and the two ends of any one of the slide grooves are respectively located in the inner cavity of the pair of assembly grooves; The pair of assembly notches are formed on the outer surface of the lamp pole, any one of the assembly notches is communicated with the inner cavity of one of the slide grooves, and any one of the assembly notches is communicated with the first port of the assembly window; The plurality of blocking blocks are movably arranged in the inner cavity of the assembly window, and the plurality of blocking blocks are sequentially arranged along the axial direction of the assembly window, wherein a part of the blocking blocks are located between the assembly bracket and the top of the lamp pole, and another part of the blocking blocks are located between the assembly bracket and the bottom of the lamp pole, and a pair of the blocking blocks adjacent to the assembly bracket are fixedly connected to the assembly bracket; Any pair of the hinged assemblies is hinged to one pair of adjacent blocking blocks respectively, and any blocking block is located between the corresponding pair of the hinged assemblies.

8. The easily replaceable road flag according to claim 7, characterized in that: The blocking block comprises: a bearing body, a splicing protrusion and a splicing groove; The bearing body matches the radial cross-sectional shape of the assembly groove, the width of the bearing body is not greater than the width of the first port of the assembly window and not less than the width of the second port of the assembly window, and is used to close the assembly window; The splicing groove is arranged on the top of the bearing body; The splicing protrusion is fixedly arranged at the bottom of the bearing body, and when any adjacent pair of blocking blocks are in a mutually spliced ​​state, the splicing protrusion is plugged into the splicing groove.

9. The easily replaceable road flag according to claim 7, characterized in that: The hinge assembly comprises: a pair of hinge columns, a hinge part, a hinge hole and a guide hole; The hinge hole is provided on the hinge member, and the hinge hole is located at one end of the hinge member; The guide hole is provided on the hinge, the guide hole is located at the other end of the hinge, the guide hole is an oblong hole, and the guide hole is consistent with the central axis of the hinge; The pair of hinged columns are respectively fixedly arranged on the side walls of any adjacent pair of the blocking blocks, and the pair of hinged columns are slidably connected to one of the slide grooves. The outer diameter of the head end of the hinged column is smaller than the outer diameter of the tail end of the hinged column. In any adjacent pair of the blocking blocks, the hinge is rotatably connected to the head end of one of the hinged columns through the hinge hole, and the hinge is movably sleeved on the head end of the other hinged column through the guide hole.

10. The easily removable road flag according to claim 1, characterized in that: The assembly bracket comprises: an assembly body, a guard plate, a plurality of pairs of spherical grooves and a plurality of pairs of balls; The assembly subject activity is set in one of the assembly windows; The guard plate is fixedly arranged on the side wall of the assembly body, the guard plate protrudes from the outer surface of the lamp pole, and the width of the guard plate is not less than the width of the assembly window; The plurality of pairs of spherical grooves are provided on the side wall of the guard plate facing the lamp pole, and any pair of the spherical grooves are arranged on both sides of the assembly body; The pairs of balls are rotatably disposed in the pairs of spherical grooves respectively, and any one of the balls protrudes from the outer surface of the guard plate and abuts against the outer surface of the lamp pole.

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