Road surface lifting beam
By adding or decreasing the elevated structure in the U-shaped lifting beam of the pavement operation device, the problem of limited maximum lifting height in the center of the roll is solved, and the continuous improvement of the roll height and the stability and height adaptability of the pavement operation device are achieved.
Patent Information
- Application Number
- CN202411984539.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-04-15
AI Technical Summary
In the existing pavement operation device, the maximum lifting height of the center of the roll is limited and cannot be effectively improved, resulting in insufficient stability and height adaptability in pavement rolling operations of different lengths.
A pavement lifting beam is designed, including a U-shaped lifting beam, a driving motor structure, an elevated frame structure, a plug-in bearing seat structure and a reel. By adding and decreasing the elevated frame structure in the U-shaped lifting beam, the maximum lifting height of the reel is continuously improved.
Through this technical means, the maximum lifting height of the roll can be effectively improved, the stability and height adaptability of the pavement operation device can be enhanced, and the operation needs of pavement rolls of different lengths can be met.
Smart Images
Figure CN119824764A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of road surface winding and releasing technology, and in particular to a road surface lifting beam. Background Art
[0002] Pavement operation is an operation structure used to form a passage on a soil road surface with low bearing capacity, so as to improve the vehicle's ability to pass on the road surface. The existing pavement operation device adopts an integral lifting drum, and the pavement is rolled up on the drum to retract and release the road panel, and the drum is lifted to different heights to adapt to the operation of pavement rolls of different lengths. The distance from the center of the drum to the bottom of the operation device determines the length of the road surface that the operation device can accommodate.
[0003] In the related art, the height of the center of the drum can only be increased by lifting the drum and raising the bracket. However, the height of the lifting drum is limited by the oil cylinder and the angle, and the height of the raising bracket is limited. The greater the increased height, the worse the stability of the bracket. Therefore, it is necessary to consider the maximum lifting height of the center of the drum from other aspects. How to continue to increase the maximum lifting height of the drum has become a technical problem that needs to be solved. Summary of the invention
[0004] The present application aims to solve at least one of the technical problems existing in the prior art. To this end, the present application proposes a road lifting beam, which has the effect of further increasing the maximum lifting height of the drum.
[0005] The road lifting beam according to the embodiment of the present application includes: a U-shaped lifting beam, a driving motor structure, an elevated frame structure, a plug-in bearing seat structure and a reel.
[0006] The driving motor structure is fixedly connected to the U-shaped lifting beam, the heightening frame structure is inserted into the U-shaped lifting beam, the lower side of the heightening frame structure is connected to the U-shaped lifting beam through a double pin, the plug-in bearing seat structure is inserted into the U-shaped lifting beam, the upper side of the heightening frame structure is connected to the plug-in bearing seat structure through a double pin, the end of the reel is rotatably connected to the plug-in bearing seat structure, and the driving motor structure is engaged with the reel.
[0007] According to some embodiments of the present application, the U-shaped lifting beam includes a lifting beam, a U-shaped frame, a limit plate, a fixing plate, an elastic limit member, a pin member and a mounting seat, the U-shaped frame is arranged in the middle part of the lifting beam, a plug-in slot is arranged in the U-shaped frame, the limit plates are respectively arranged at the front and rear sides of the left and right ends of the plug-in slot, the heightening frame structure and the plug-in bearing seat structure are inserted into the plug-in slot along between the limit plates, the mounting seat is fixedly connected to the outside of the right end of the U-shaped frame, the driving motor structure is fixedly connected to the mounting seat, the fixing plate is arranged at the front and rear sides of the lower end of the plug-in slot, the elastic limit member is fixedly connected to the outside of the fixing plate on the front side of the plug-in slot, the pin member is respectively inserted at the two ends between the two fixing plates, the pin member pins the lower side of the heightening frame structure, and the end of the elastic limit member can limit the outside of the pin member.
[0008] According to some embodiments of the present application, the elastic limiting member includes a mounting plate and an elastic clip plate, the elastic clip plate is fixedly connected to both ends of the mounting plate, the elastic clip plate is recessed into a buckle, and the buckle can be clamped into the outer side of the pin shaft through the elastic deformation of the elastic clip plate.
[0009] According to some embodiments of the present application, the pin shaft member includes a pin shaft and a baffle, the baffle is fixedly sleeved on one end of the pin shaft, the baffle is a waist-shaped plate, and slots are provided at both ends of the outer side of the long axis direction of the waist-shaped plate. The baffle can block the long axis direction of the waist-shaped plate, the buckle can be inserted into the slot, and the short axis direction of the waist-shaped plate can be detached from the elastic clip.
[0010] According to some embodiments of the present application, the heightening frame structure includes a heightening box, a connecting tube, a mounting ear seat and a plug-in tube, the connecting tube is fixedly passed through the interior of both ends of the heightening box, the pin shaft passes through the connecting tube, two mounting ear seats are provided at both ends of the upper side of the heightening box, the plug-in tube is fixedly passed through the two mounting ear seats at the same end of the heightening box, and the plug-in bearing seat structure is pinned to the plug-in tube.
[0011] According to some embodiments of the present application, the plug-in bearing seat structure includes a bearing seat, a bearing, a pressure cover, a docking sleeve and a plug pin. A mounting groove is provided in the bearing seat, the bearing is fixedly plugged into the mounting groove, one end of the reel passes through the bearing seat and is fixedly plugged into the inner ring of the bearing, the pressure cover is fixedly connected to the bearing seat, the pressure cover seals the mounting groove and the inner side of the pressure cover abuts against the outer ring of the bearing, the docking sleeves are provided on both sides of the lower end of the bearing seat, the plug pin passes through one of the docking sleeves and then is inserted into the plug-in sleeve, and then the plug pin passes through the other docking sleeve to form a pin connection, and the pin shaft can also pass through the plug-in sleeve to pin the bearing seat.
[0012] According to some embodiments of the present application, a hanger is provided on the top of the bearing seat.
[0013] According to some embodiments of the present application, the plug pin includes a pin body, a mounting plate, a connecting bolt and a hand-holding ring. The mounting plate is fixedly sleeved on one end of the pin body, and the other end of the pin body passes through one of the docking tubes, the plug-in tube and the other docking tube in sequence to form a pin connection. The connecting bolt passes through the mounting plate and is connected to the bearing seat through a thread. The hand-holding ring is fixedly connected to the mounting plate on the side away from the pin body.
[0014] According to some embodiments of the present application, the reel includes a reel body and a gear ring, the gear ring is fixedly connected to the outside of the reel body, and the drive motor structure is engaged with the gear ring.
[0015] According to some embodiments of the present application, the driving motor structure includes a hydraulic motor, a gear, a pressure plate and a clamping bolt. The hydraulic motor is fixedly connected to the U-shaped lifting beam, the gear is splined to the output end of the hydraulic motor, the pressure plate is fixedly connected to the outside of the gear, the clamping bolt passes through the pressure plate and is connected to the end of the output end of the hydraulic motor, and the gear can be meshed with the upper and lower sides of one end of the ring gear through the gear.
[0016] The beneficial effects of the present application are as follows: when lowering the height of the reel, the double pin connection between the plug-in bearing seat structure and the heightening frame structure is released, the reel and the plug-in bearing seat structure are lifted, the plug-in bearing seat structure is pulled out along the U-shaped lifting beam, and then the heightening frame structure is pulled out, the plug-in bearing seat structure is dropped again, and the lower end of the plug-in bearing seat structure and the U-shaped lifting beam are connected by double pins, so that the drive motor structure is re-engaged with the reel; when increasing the height of the reel, the double pin connection at the lower end of the plug-in bearing seat structure is released, the reel and the plug-in bearing seat structure are lifted, the plug-in bearing seat structure is pulled out along the U-shaped lifting beam, and the heightening frame structure is inserted into the U-shaped lifting beam, the lower side of the heightening frame structure is connected by double pins, and the plug-in bearing seat structure is dropped again, and the lower end of the plug-in bearing seat structure and the upper side of the heightening frame structure are connected by double pins, so that the drive motor structure is re-engaged with the reel; by adding or reducing the heightening frame structure in the U-shaped lifting beam, the maximum lifting height of the reel is further increased.
[0017] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become apparent from the description below, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments of the present application will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 is a schematic diagram of the three-dimensional structure of a road surface lifting beam according to an embodiment of the present application; Figure 2 is a schematic diagram of the three-dimensional structure of a U-shaped lifting beam according to an embodiment of the present application; Figure 3 According to the embodiment of the present application Figure 2 A schematic diagram of the enlarged three-dimensional structure in the middle; Figure 4 is a schematic diagram of the three-dimensional structure of the elevated frame structure according to an embodiment of the present application; Figure 5 is a schematic diagram of the three-dimensional structure of the plug-in bearing seat structure according to an embodiment of the present application; Figure 6 is a schematic diagram of the three-dimensional structure of a plug pin according to an embodiment of the present application; Figure 7 is a schematic diagram of the three-dimensional structure of a reel according to an embodiment of the present application; Figure 8 It is a schematic diagram of the three-dimensional structure of the driving motor structure according to an embodiment of the present application.
[0020] Icons: 100-U-shaped lifting beam; 110-lifting beam; 120-U-shaped frame; 130-plug-in slot; 140-limiting plate; 150-fixing plate; 160-elastic limiting member; 161-mounting plate; 162-elastic clamping plate; 163-clip; 170-pin shaft member; 171-pin shaft; 172-baffle; 173-clip groove; 180-mounting seat; 200-driving motor structure; 210-hydraulic motor; 220-gear; 230-pressing plate; 240-pressing screw Bolt; 300-heightening frame structure; 310-heightening box; 320-connecting tube; 330-mounting ear seat; 340-plug-in tube; 400-plug-in bearing seat structure; 410-bearing seat; 420-mounting groove; 430-bearing; 440-pressure cover; 450-docking tube; 460-plug-in pin; 461-pin body; 462-mounting plate; 463-connecting bolt; 464-hand-held ring; 470-hanging bracket; 500-reel; 510-reel body; 520-gear ring. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.
[0022] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.
[0023] The road surface lifting beam according to an embodiment of the present application is described below with reference to the accompanying drawings.
[0024] See also Figures 1 to 8 According to the embodiment of the present application, the road lifting beam includes: a U-shaped lifting beam 100, a driving motor structure 200, an elevated frame structure 300, a plug-in bearing seat structure 400 and a reel 500.
[0025] See also Figure 1 The driving motor structure 200 is fixedly connected to the U-shaped lifting beam 100, the heightening frame structure 300 is inserted into the U-shaped lifting beam 100, the lower side of the heightening frame structure 300 is connected to the U-shaped lifting beam 100 by a double pin, the plug-in bearing seat structure 400 is inserted into the U-shaped lifting beam 100, the upper side of the heightening frame structure 300 is connected to the plug-in bearing seat structure 400 by a double pin, the end of the reel 500 is rotatably connected to the plug-in bearing seat structure 400, and the driving motor structure 200 is engaged with the reel 500. When lowering the height of the reel 500, the double pin connection between the plug-in bearing seat structure 400 and the heightening frame structure 300 is released, the reel 500 and the plug-in bearing seat structure 400 are hoisted, the plug-in bearing seat structure 400 is pulled out along the U-shaped lifting beam 100, and then the heightening frame structure 300 is pulled out, and the plug-in bearing seat structure 400 is dropped again, and the lower end of the plug-in bearing seat structure 400 and the U-shaped lifting beam 100 are connected by double pins, so that the drive motor structure 200 is re-engaged with the reel 500, and when increasing the height of the reel 500, the double pin at the lower end of the plug-in bearing seat structure 400 is released. Connect, lift the reel 500 and the plug-in bearing seat structure 400, pull the plug-in bearing seat structure 400 out along the U-shaped lifting beam 100, insert the elevated frame structure 300 into the U-shaped lifting beam 100, the lower side of the elevated frame structure 300 is connected by a double pin, drop the plug-in bearing seat structure 400 again, the lower end of the plug-in bearing seat structure 400 and the upper side of the elevated frame structure 300 are connected by a double pin, so that the drive motor structure 200 is re-engaged with the reel 500, and the maximum lifting height of the reel is continued to be increased by adding or removing the elevated frame structure 300 in the U-shaped lifting beam 100.
[0026] See also Figure 1 to Figure 2The U-shaped lifting beam 100 includes a lifting beam 110, a U-shaped frame 120, a limiting plate 140, a fixing plate 150, an elastic limiting member 160, a pin member 170 and a mounting seat 180. The U-shaped frame 120 is arranged in the middle of the lifting beam 110. A plug-in slot 130 is arranged in the U-shaped frame 120. The limiting plates 140 are respectively arranged at the front and rear sides of the left and right ends of the plug-in slot 130. The heightening frame structure 300 and the plug-in bearing seat structure 400 are inserted into the plug-in slot 130 along the limiting plates 140. The mounting seat 180 is fixedly connected to the outside of the right end of the U-shaped frame 120, the driving motor structure 200 is fixedly connected to the mounting seat 180, the fixing plate 150 is arranged on the front and rear sides of the lower end of the plug-in slot 130, the elastic limiting member 160 is fixedly connected to the outer side of the fixing plate 150 on the front side of the plug-in slot 130, the pin shaft member 170 is respectively plugged into the two ends between the two fixing plates 150, the pin shaft member 170 pins the lower side of the heightening frame structure 300, and the end of the elastic limiting member 160 can limit the outer side of the pin shaft member 170. When increasing or decreasing the heightening frame structure 300, the pin shaft member 170 is rotated to make the pin shaft member 170 detach from the elastic limiting member 160, and the pin shaft member 170 is pulled out to release the connection of the lower side of the heightening frame structure 300, and the plug-in bearing seat structure 400 is pulled out along the upper limit plate 140 on the plug-in slot 130, and then the heightening frame structure 300 is installed and removed, thereby achieving the purpose of increasing or decreasing the heightening frame structure 300.
[0027] See also Figures 1 to 3 The elastic stopper 160 includes a mounting plate 161 and an elastic clamping plate 162. The elastic clamping plate 162 is fixedly connected to both ends of the mounting plate 161. The elastic clamping plate 162 is concave to form a buckle 163. The buckle 163 can be clamped into the outer side of the pin shaft 170 through the elastic deformation of the elastic clamping plate 162. The pin shaft 170 is rotated, and the pin shaft 170 first pushes the elastic clamping plate 162 to elastically deform, so that the buckle 163 leaves the outer side of the pin shaft 170. The pin shaft 170 is rotated continuously to release the blocking of the elastic clamping plate 162 to the pin shaft 170, and then the pin shaft 170 is pulled out.
[0028] See also Figures 1 to 3The pin shaft component 170 includes a pin shaft 171 and a baffle 172. The baffle 172 is fixedly sleeved on one end of the pin shaft 171. The baffle 172 is a waist round plate. The outer ends of the waist round plate in the long axis direction are provided with slots 173. The baffle 172 can block the long axis direction of the waist round plate. The buckle 163 can be inserted into the slot 173, and the short axis direction of the waist round plate can be separated from the elastic clamping plate 162. The pin 171 passes through one of the fixed plates 150, the connecting tube 320 and the other fixed plate 150 in sequence. At this time, the short axis direction of the baffle 172 is close to the elastic clamping plate 162, so that the baffle 172 can pass over the elastic clamping plate 162, and the baffle 172 rotates. The elastic clamping plate 162 blocks the long axis edge of the baffle 172, and the buckle 163 is inserted into the slot 173 to limit the rotation of the baffle 172, thereby limiting the rotation of the pin 171, reducing the occurrence of the pin 171 jumping out of the connecting tube 320, and thereby reducing the occurrence of pin failure of the pin 171.
[0029] See also Figures 1 to 4 The heightening frame structure 300 includes a heightening box 310, a connecting tube 320, a mounting ear seat 330 and a plug-in tube 340. The connecting tube 320 is fixedly passed through the interior of both ends of the heightening box 310. The pin shaft 170 passes through the connecting tube 320. Two mounting ear seats 330 are provided at both ends of the upper side of the heightening box 310. The plug-in tube 340 is fixedly passed through the two mounting ear seats 330 at the same end of the heightening box 310. The plug-in bearing seat structure 400 is pinned to the plug-in tube 340. The heightening box 310 is inserted into the plug-in slot 130 along the limiting plate 140, and is pinned through the connecting tube 320 by means of the pin shaft 170. Afterwards, the limiting plate 140 of the plug-in bearing seat structure 400 is inserted into the plug-in slot 130, and the plug-in tube 340 and the plug-in bearing seat structure 400 are connected by double pins. The height of the plug-in bearing seat structure 400 is increased by the heightening box 310, thereby increasing the maximum lifting height of the reel 500.
[0030] See also Figures 1 to 5The plug-in bearing seat structure 400 includes a bearing seat 410, a bearing 430, a pressure cover 440, a docking sleeve 450 and a plug pin 460. A mounting groove 420 is provided in the bearing seat 410, and the bearing 430 is fixedly plugged into the mounting groove 420. One end of the reel 500 passes through the bearing seat 410 and is fixedly plugged into the inner ring of the bearing 430. The pressure cover 440 is fixedly connected to the bearing seat 410. The pressure cover 440 seals the mounting groove 420 and the inner side of the pressure cover 440 abuts against the outer ring of the bearing 430. Both sides of the lower end of the bearing seat 410 are provided with docking sleeves 450. The plug pin 460 passes through one of the docking sleeves 450 and then is inserted into the plug-in sleeve 340. Thereafter, the plug pin 460 passes through the other docking sleeve 450 to form a pin connection. The pin shaft member 170 can pass through the plug-in sleeve 340 to pin the bearing seat 410. The reel 500 is rotatably connected to the bearing seat 410 through the bearing 430. When the heightening frame structure 300 is installed, after the heightening frame structure 300 is inserted into the plug-in slot 130, the pin shaft 170 is used to pass through the connecting cylinder 320 for pin connection, and the plug pin 460 is pulled out from the docking cylinder 450 of the bearing seat 410. The bearing seat 410 is inserted into the plug-in slot 130 along the limiting plate 140, and the plug-in cylinder 340 and the docking cylinder 450 correspond to each other. The plug pin 460 passes through one of the docking cylinders 450 and then is inserted into the plug-in cylinder 340. Thereafter, the plug pin 460 passes through the other docking cylinder 450 to form a pin connection. The limiting plate 140 limits the position of the front and rear sides of the bearing seat 410. When removing the heightening frame structure 300, the pin shaft 170 is pulled out from the connecting cylinder 320, and then the plug pin 460 is pulled out of the plug-in cylinder 340, the bearing seat 410 and the reel 500 are lifted, the bearing seat 410 is pulled out of the plug-in slot 130 along the limiting plate 140, and then the heightening box 310 is pulled out, and then the bearing seat 410 and the reel 500 are dropped, the bearing seat 410 is inserted into the plug-in slot 130 along the limiting plate 140, the holes connected with the pin shaft 170 on the docking cylinder 450 and the fixing plate 150 are aligned, and the pin shaft 170 passes through the docking cylinder 450 to form a pin connection, and the adjustment of the lowering position of the reel 500 is completed. A hanger 470 is arranged at the top of the bearing seat 410. The bearing seat 410 and the reel 500 are lifted by the hanger 470.
[0031] See also Figures 1 to 6The plug pin 460 includes a pin body 461, a mounting plate 462, a connecting bolt 463 and a hand-held ring 464. The mounting plate 462 is fixedly sleeved on one end of the pin body 461. The other end of the pin body 461 passes through one of the docking tubes 450, the plug-in tube 340 and the other docking tube 450 in sequence to form a pin connection. The connecting bolt 463 passes through the mounting plate 462 and is connected to the bearing seat 410 by thread. The hand-held ring 464 is fixedly connected to the side of the mounting plate 462 away from the pin body 461. When the plug pin 460 is pinned, the pin body 461 passes through the docking tube 450 and the plug-in tube 340 to form a pin connection. The mounting plate 462 is connected to the bearing seat 410 by the connecting bolt 463, which reduces the occurrence of the pin body 461 jumping out of the docking tube 450, thereby reducing the occurrence of the pin body 461 pin connection failure. When removing the pin body 461 , the connecting bolt 463 is released, and the pin body 461 is pulled out of the docking tube 450 and the plug-in tube 340 , thereby releasing the connection between the bearing seat 410 and the plug-in tube 340 .
[0032] See also Figures 1 to 7 The reel 500 includes a reel body 510 and a gear ring 520. The gear ring 520 is fixedly connected to the outside of the reel body 510, and the drive motor structure 200 is meshed with the gear ring 520. The drive motor structure 200 can be meshed with the upper side and the lower side of the left end of the outer circle of the gear ring 520, so as to facilitate the meshing of the drive motor structure 200 and the gear ring 520 when installing and disassembling the heightening frame structure 300.
[0033] See also Figures 1 to 8 The driving motor structure 200 includes a hydraulic motor 210, a gear 220, a pressure plate 230 and a clamping bolt 240. The hydraulic motor 210 is fixedly connected to the U-shaped lifting beam 100. The gear 220 is sleeved on the output end of the hydraulic motor 210 through a spline. The pressure plate 230 is fixedly connected to the outside of the gear 220. The clamping bolt 240 passes through the pressure plate 230 and is connected to the end of the output end of the hydraulic motor 210. The gear 220 can be meshed with the upper and lower sides of one end of the ring gear 520 through the gear. Before adding the heightening frame structure 300, the clamping bolt 240 is released, and the gear 220 is pulled out of the output end of the hydraulic motor 210. After the heightening frame structure 300 is installed, the gear 220 is reinstalled. At this time, the gear 220 is meshed with the lower left end of the outer circle of the ring gear 520. Before removing the elevated frame structure 300, release the clamping bolt 240 and pull the gear 220 out of the output end of the hydraulic motor 210. After the elevated frame structure 300 is removed, reinstall the gear 220. At this time, the gear 220 is meshed with the upper left end of the outer circle of the gear ring 520. By changing the meshing position of the gear 220 and the gear ring 520, the hydraulic motor 210 can drive the gear ring 520 in both cases of adding and removing the elevated frame structure 300, thereby driving the reel body 510 to retract and release the reel on the road surface.
[0034] Specifically, the working principle of the road lifting beam is as follows: when lowering the height of the drum 500, release the clamping bolt 240, pull the gear 220 out of the output end of the hydraulic motor 210, release the connecting bolt 463, pull the pin body 461 out of the docking tube 450 and the plug-in tube 340, release the connection between the bearing seat 410 and the plug-in tube 340, rotate the pin shaft 171, disengage the buckle 163 on the baffle plate 172 from the card slot 173, continue to rotate the baffle plate 172, make the short axis direction of the baffle plate 172 close to the elastic card plate 162, pull the pin shaft 171 out of the connecting tube 320, release the connection between the heightening box 310 and the fixing plate 150, lift the bearing seat 410 and the drum 500, pull the bearing seat 410 out of the plug-in slot 130 along the limit plate 140, and then pull the heightening box 310 along the limit plate 140. The positioning plate 140 is pulled out of the plug-in slot 130, and then the bearing seat 410 and the reel 500 are dropped, and the bearing seat 410 is inserted into the plug-in slot 130 along the limiting plate 140, and the connecting holes of the docking tube 450 and the pin shaft 171 on the fixing plate 150 are aligned, and the pin shaft 171 passes through the docking tube 450 to form a pin connection, and the adjustment of the lowering position of the reel 500 is completed. Then, the gear 220 is reinstalled. At this time, the gear 220 is engaged with the upper left end of the outer circle of the gear ring 520; when increasing the height of the reel 500, the clamping bolt 240 is released, the gear 220 is pulled out of the output end of the hydraulic motor 210, the pin shaft 171 is pulled out of the docking tube 450, the bearing seat 410 and the reel 500 are lifted, and the heightening box 310 is inserted into the plug-in slot 130 along the limiting plate 140, and the connecting tube The holes connected to the fixing plate 150 and the fixing plate 150 are aligned, and the pin shaft 171 passes through one of the fixing plates 150, the connecting tube 320 and the other fixing plate 150 in sequence. At this time, the short axis direction of the baffle 172 is close to the elastic card plate 162, so that the baffle 172 can pass over the elastic card plate 162, the baffle 172 rotates, the elastic card plate 162 blocks the long axis edge of the baffle 172, and the buckle 163 is inserted into the card groove 173 to limit the rotation of the baffle 172, thereby limiting the rotation of the pin shaft 171, reducing the occurrence of the pin shaft 171 running out of the connecting tube 320, thereby reducing the occurrence of the pin connection failure of the pin shaft 171, and the bearing seat 410 is inserted into the plug groove 130 along the limit plate 140, the docking tube 450 and the plugging tube 340 are aligned, and the pin body 461 passes through the docking tube 4 50 and the plug-in tube 340 form a pin connection, and the mounting plate 462 is connected to the bearing seat 410 by the connecting bolt 463, so as to reduce the occurrence of the pin body 461 jumping out of the docking tube 450, thereby reducing the occurrence of the pin connection failure of the pin body 461, and completing the adjustment of the elevated position of the drum 500. By adding or removing the elevated frame structure 300 in the U-shaped lifting beam 100, the maximum lifting height of the drum is further increased. Thereafter, the gear 220 is reinstalled. At this time, the gear 220 is meshed with the lower left end of the outer circle of the ring gear 520. By changing the meshing position of the gear 220 and the ring gear 520, the hydraulic motor 210 can drive the ring gear 520 in both cases of adding and removing the elevated frame structure 300, thereby driving the drum body 510 to be retracted and released on the road surface.
[0035] It should be noted that the specific model and specifications of the hydraulic motor 210 need to be selected and determined based on the actual specifications of the device, and the specific selection calculation method adopts the existing technology in the field, so it will not be repeated in detail.
[0036] The fluid supply and principle of the hydraulic motor 210 are clear to those skilled in the art and will not be described in detail here.
[0037] The above are only embodiments of the present application and are not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.
Claims
1. A road lifting beam, characterized in that: include: U-shaped lifting beam (100); A driving motor structure (200), the driving motor structure (200) being fixedly connected to the U-shaped lifting beam (100); An elevated frame structure (300), the elevated frame structure (300) being inserted into the interior of the U-shaped lifting beam (100), the lower side of the elevated frame structure (300) being connected to the U-shaped lifting beam (100) via a double pin; A plug-in bearing seat structure (400), the plug-in bearing seat structure (400) being inserted into the interior of the U-shaped lifting beam (100), and the upper side of the height-enhancing frame structure (300) being connected to the plug-in bearing seat structure (400) via a double pin; A reel (500), the end of which is rotatably connected to the plug-in bearing seat structure (400), and the drive motor structure (200) is engaged with the reel (500).
2. The road lifting beam according to claim 1, characterized in that: The U-shaped lifting beam (100) comprises a lifting beam (110), a U-shaped frame (120), a limiting plate (140), a fixing plate (150), an elastic limiting member (160), a pin shaft member (170) and a mounting seat (180); the U-shaped frame (120) is arranged in the middle of the lifting beam (110); a plug-in slot (130) is arranged in the U-shaped frame (120); the limiting plates (140) are respectively arranged at the front and rear sides of the left and right ends of the plug-in slot (130); the heightening frame structure (300) and the plug-in bearing seat structure (400) are inserted into the plug-in slot (130) along the limiting plates (140); and the mounting seat (180) is provided with a plurality of fixing plates (150) and a plurality of fixing plates (160). The seat (180) is fixedly connected to the outside of the right end of the U-shaped frame (120), the driving motor structure (200) is fixedly connected to the mounting seat (180), the fixing plate (150) is arranged on the front and rear sides of the lower end of the plug-in slot (130), the elastic limiting member (160) is fixedly connected to the outside of the fixing plate (150) on the front side of the plug-in slot (130), the pin shaft member (170) is respectively inserted at both ends between the two fixing plates (150), the pin shaft member (170) is pinned to the lower side of the height-enhancing frame structure (300), and the end of the elastic limiting member (160) can limit the outside of the pin shaft member (170).
3. The road lifting beam according to claim 2, characterized in that: The elastic limiting member (160) comprises a mounting plate (161) and an elastic clamping plate (162); the elastic clamping plate (162) is fixedly connected to two ends of the mounting plate (161); the elastic clamping plate (162) is concave to form a buckle (163); the buckle (163) can be clamped into the outside of the pin shaft member (170) through elastic deformation of the elastic clamping plate (162).
4. The road lifting beam according to claim 3, characterized in that: The pin shaft component (170) comprises a pin shaft (171) and a baffle plate (172), wherein the baffle plate (172) is fixedly sleeved on one end of the pin shaft (171), and the baffle plate (172) is a waist-shaped round plate, and slots (173) are provided at both ends of the outer sides of the waist-shaped round plate in the long axis direction, and the baffle plate (172) can block the long axis direction of the waist-shaped round plate, and the buckle (163) can be snapped into the slot (173), and the short axis direction of the waist-shaped round plate can be separated from the elastic clip plate (162).
5. The road lifting beam according to claim 2, characterized in that: The heightening frame structure (300) comprises a heightening box (310), a connecting tube (320), a mounting ear seat (330) and a plug-in tube (340); the connecting tube (320) is fixedly inserted into the interior of both ends of the heightening box (310); the pin shaft (170) passes through the connecting tube (320); two mounting ear seats (330) are provided at both ends of the upper side of the heightening box (310); the plug-in tube (340) is fixedly inserted into the two mounting ear seats (330) at the same end of the heightening box (310); and the plug-in bearing seat structure (400) is pin-connected to the plug-in tube (340).
6. The road lifting beam according to claim 5, characterized in that: The plug-in bearing seat structure (400) comprises a bearing seat (410), a bearing (430), a pressure cover (440), a docking sleeve (450) and a plug pin (460); a mounting groove (420) is provided in the bearing seat (410); the bearing (430) is fixedly plugged into the mounting groove (420); one end of the reel (500) passes through the bearing seat (410) and is fixedly plugged into the inner ring of the bearing (430); the pressure cover (440) is fixedly connected to the bearing seat (410); the pressure cover (440) is fixedly connected to the bearing seat (410); and the pressure cover (450) is fixedly connected to the inner ring of the bearing (430). 40) seals the installation groove (420) and the inner side of the pressure cover (440) abuts against the outer ring of the bearing (430), and the docking tubes (450) are provided on both sides of the lower end of the bearing seat (410), and the plug pin (460) passes through one of the docking tubes (450) and is inserted into the plug-in tube (340), and then the plug pin (460) passes through the other docking tube (450) to form a pin connection, and the pin shaft (170) can also pass through the plug-in tube (340) to pin the bearing seat (410).
7. The road lifting beam according to claim 6, characterized in that: A hanger (470) is provided at the top end of the bearing seat (410).
8. The road lifting beam according to claim 6, characterized in that: The plug pin (460) comprises a pin body (461), a mounting plate (462), a connecting bolt (463) and a hand-held ring (464); the mounting plate (462) is fixedly sleeved on one end of the pin body (461); the other end of the pin body (461) sequentially passes through one of the docking tubes (450), the plug-in tube (340) and the other docking tube (450) to form a pin connection; the connecting bolt (463) passes through the mounting plate (462) and is connected to the bearing seat (410) by means of a thread; and the hand-held ring (464) is fixedly connected to a side of the mounting plate (462) away from the pin body (461).
9. The road lifting beam according to claim 1, characterized in that: The reel (500) comprises a reel body (510) and a gear ring (520); the gear ring (520) is fixedly connected to the outside of the reel body (510); and the drive motor structure (200) is meshed with the gear ring (520).
10. The road lifting beam according to claim 9, characterized in that: The driving motor structure (200) comprises a hydraulic motor (210), a gear (220), a pressure plate (230) and a clamping bolt (240); the hydraulic motor (210) is fixedly connected to the U-shaped lifting beam (100); the gear (220) is splined to the output end of the hydraulic motor (210); the pressure plate (230) is fixedly connected to the outside of the gear (220); the clamping bolt (240) passes through the pressure plate (230) and is connected to the end of the output end of the hydraulic motor (210); the gear (220) can be meshed with the upper and lower sides of one end of the ring gear (520) through the gear.