CN215405388U

CN215405388U - Bridge platform elevation structure

Info

Publication number: CN215405388U
Application number: CN202121176076.1U
Authority: CN
Inventors: 赵杰; 蔡志斌; 李喜柱; 张晓宏
Original assignee: Yuanping Hengxin Hydraulic Machinery Co ltd
Current assignee: Yuanping Hengxin Hydraulic Machinery Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-04
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to the technical field of lifting of a bridge platform, and particularly discloses a lifting structure of the bridge platform, which comprises a base and a cab apron arranged above the base, wherein two symmetrically distributed movable shafts are movably arranged on two sides of the top of the base, two swing arms are symmetrically sleeved on the two movable shafts, a cam is sleeved on one end of each movable shaft, the top ends of the four swing arms are hinged with the bottom of the cab apron, a rotary table is movably arranged in the middle of the top of the base, and a motor and a switch are fixed on the front side of the base. The utility model can effectively increase the stability of the bridge platform and realize the stable lifting of the bridge platform, thereby realizing the stable passing of vehicles, preventing one side of the bridge platform from tilting due to the weight, and further avoiding the problem that the passing vehicles are easy to sink due to the damage of the structure of the bridge platform.

Description

Bridge platform elevation structure

Technical Field

The utility model belongs to the technical field of gap bridge platforms, and particularly relates to a lifting structure of a gap bridge platform.

Background

In the vehicle driving process, when the vehicle is in an open circuit, the open circuit is communicated by a gap bridge platform, and the vehicle can pass through the open circuit by lifting the gap bridge platform. However, when the bridge platform in the market at present ascends, the swing arm and the ground form an obtuse angle, after a vehicle passes through the bridge platform, one side of the bridge platform tilts up due to the weight, so that the internal mechanical structure of the bridge platform is easily damaged, and the vehicle is trapped in the bridge platform to influence the use of the bridge platform; in addition, the prior art can not realize the quick concatenation of a plurality of bridge platforms for the passing through demand of the unable nimble adjustable length of bridge platform in order to satisfy different length vehicles makes the application scope of bridge platform limited, influences the practicality of bridge platform.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bridge platform lifting structure to solve the problems of the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cross bridge platform elevation structure, includes the base and locates the cab apron of base top, the top both sides movable mounting of base has the loose axle of two symmetric distributions, and two swing arms have all been cup jointed to equal symmetry on two loose axles, two the cam, four have all been cup jointed to the one end of loose axle the top of swing arm all is articulated with the bottom of cab apron, movable mounting has the carousel in the middle of the top of base, and the front side of base is fixed with motor and switch, the motor is used for the drive the carousel rotates, swing joint has two connecting arm poles on the carousel, and the one end of two connecting arm poles respectively with two cam swing joint.

Preferably, two splicing grooves and two mounting grooves are symmetrically formed in two sides of the base respectively, locking screws extending into the splicing grooves are screwed on two sides of the base adjacent to the splicing grooves, springs are fixed inside the two mounting grooves, moving blocks are connected to free ends of the two springs, splicing rods are mounted on the two moving blocks relative to one sides of the springs, the two splicing rods correspond to the two splicing grooves in a one-to-one mode, two limit screws are screwed on two sides of the base, and the two limit screws extend into the moving blocks respectively.

Preferably, the two ends of the moving block are provided with linear sliding blocks, the two sides of the inner wall of the mounting groove are provided with linear sliding grooves, and the two linear sliding grooves correspond to the two linear sliding blocks one to one.

Preferably, the opposite corners of one end of the splicing rod, which is far away from the moving block, are all transited by arc chamfers to form smooth arc ends of the surface wall.

Preferably, the inside of the mounting groove is further provided with a telescopic linkage rod, two ends of the linkage rod are respectively connected with one side of the moving block and the inner wall of the mounting groove, and the spring is sleeved outside the linkage rod.

Preferably, the middle of the splicing rod is provided with a through threaded hole, and the threaded hole is matched with the locking screw rod.

Compared with the prior art, the utility model has the beneficial effects that:

(1) can effectual increase the stability of passing a bridge platform, can realize the stable lift of passing a bridge platform to realize the stability of vehicle and pass through, can prevent to pass a bridge platform and cause the another side to stick up because of weight reason on one side, and then avoided passing a bridge platform structural damage and caused the problem of sinking in easily through the vehicle, help prolonging the life of passing a bridge platform, realize the stable use of passing a bridge platform.

(2) Through the matching of the splicing rods, the splicing grooves and the locking screw rods, the connection of a plurality of bridge platforms can be realized, so that the rapid splicing of the bridge platforms is realized, the bridge platforms can meet the requirements of different lengths when vehicles pass through, the adjustment of the bridge platforms can be realized, the application range of the bridge platforms is effectively increased, and the practicability of the bridge platforms is greatly improved, so that the bridge platforms can be conveniently used; in addition, through the cooperation of mounting groove, movable block, spring and stop screw, can realize accomodating of concatenation pole, be convenient for deposit and use of passing a bridge platform.

Drawings

FIG. 1 is a perspective view of the ferry plate of the present invention as it is raised;

FIG. 2 is a perspective view of the cab apron of the present invention as it descends;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

in the figure: 1-a cab apron; 2-splicing grooves; 3-a base; 4-a movable shaft; 5-swinging arm; 6-a cam; 7-locking the screw rod; 8-connecting arm rod; 9-a turntable; 10-a motor; 11-a switch; 12-a limit screw; 13-splicing rods; 14-mounting grooves; 15-a spring; 16-linear slide block; 17-a linear chute; 18-moving block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a cross bridge platform elevation structure, including base 3, and the cab apron 1 of locating base 3 top, the top both sides movable mounting of base 3 has the loose axle 4 of two symmetric distributions, and two swing arms 5 have all been cup jointed to equal symmetry on two loose axles 4, cam 6 has all been cup jointed to the one end of two loose axles 4, the top of four swing arms 5 all is articulated with the bottom of cab apron 1, movable mounting has carousel 9 in the middle of the top of base 3, and the front side of base 3 is fixed with motor 10 and switch 11, motor 10 is used for driving carousel 9 to rotate, swing joint has two connecting arm pole 8 on carousel 9, and the one end of two connecting arm pole 8 respectively with two 6 swing joint of cam.

Specifically, when the bridge crossing platform is used, a user installs the bridge crossing platform at a use place through the base 3 and then switches on the power supply, when a vehicle passes through, the user can start the motor 10 through the switch 11, so that the motor 10 drives the turntable 9 to rotate, then the movable shaft 4 is driven to rotate under the linkage action of the connecting arm rod 8 and the cam 6, then the movable shaft 4 drives the swing arm 5 to rotate until the swing arm 5 rotates to a vertical state, so that the bridge crossing plate 1 is stably lifted, and then the vehicle passes through the bridge crossing plate 1, so that the use of the bridge crossing platform is completed;

in this embodiment, adopt the drive of motor 10, and under the linkage effect of connecting arm pole 8 and cam 6, can effectual increase the stability of passing a bridge platform, so that the stable lift of passing a bridge platform, thereby realize the stability of vehicle and pass through, can prevent to pass a bridge platform on one side because weight causes the another side to stick up, and then avoided the damage of passing a bridge platform structure and caused the problem of sinking easily through the vehicle, help prolonging the life of passing a bridge platform, realize the stable use of passing a bridge platform.

In this embodiment, preferably, two splicing grooves 2 and two mounting grooves 14 have been seted up to the both sides of base 3 respectively symmetrically, and the base 3 is adjacent to the equal spiro union in both sides of splicing groove 2 has the locking screw 7 that extends to splicing groove 2 inside, the inside of two mounting grooves 14 all is fixed with spring 15, and the free end of two springs 15 all is connected with movable block 18, splice bar 13 is all installed for one side of spring 15 to two movable blocks 18, and two splice bars 13 and two splicing grooves 2 one-to-one, two stop screw 12 of still spiro union in both sides of base 3, and two stop screw 12 extend to the inside of movable block 18 respectively.

Specifically, in the using process of the bridge platform, when the length of the bridge platform is insufficient, a user can splice a plurality of bridge platforms according to requirements, namely the user firstly unscrews the limit screw 12, at the moment, the moving block 18 is out of limit, the splicing rod 13 is pushed to move out of the mounting groove 14 under the action of the spring 15, then the user inserts the splicing rod 13 on one side of one bridge platform into the splicing groove 2 on one side of the other bridge platform, then the user screws the locking screw 7 in to clamp the splicing rod 13 with the splicing groove 2, so that the splicing of the two bridge platforms is realized, then the user repeats the steps to connect the required bridge platforms, after the connection, vehicles can run on the bridge platforms to pass through, so that the quick splicing of the bridge platforms is realized, and the bridge platforms can meet the requirements of different lengths when the vehicles pass through, the adjustment of the bridge platform can be realized, so that the application range of the bridge platform is effectively enlarged, and the practicability of the bridge platform is greatly improved, so that the bridge platform can be conveniently used;

in addition, when the platform of passing a bridge was idle, the user can promote splice bar 13 for splice bar 13 is received in mounting groove 14 under the effect of spring 15, and then the user precession stop screw 12 to carry out the joint with movable block 18, realizes splice bar 13's spacing, thereby realizes accomodating of splice bar 13, so that the platform of passing a bridge deposit and use.

In this embodiment, preferably, the two ends of the moving block 18 are both provided with the linear sliders 16, the two sides of the inner wall of the mounting groove 14 are both provided with the linear sliding grooves 17, and the two linear sliding grooves 17 correspond to the two linear sliders 16 one to one.

Specifically, when the spring 15 pushes the moving block 18 to move along the mounting groove 14, the linear sliding block 16 can slide along the linear sliding groove 17, so that the moving block 18 is limited, the moving block 18 can drive the splicing rod 13 to stably move, and splicing of the bridge platform is further facilitated.

In this embodiment, preferably, opposite corners of one end of the splicing rod 13 away from the moving block 18 are all transited by arc chamfers to form a smooth arc end of the surface wall.

Specifically, when the splicing rod 13 is inserted into the splicing groove 2, the smooth arc end of the surface wall can reduce the friction force between the end part of the splicing rod 13 and the splicing groove 2, so that the splicing rod 13 and the splicing groove 2 can be rapidly spliced.

In this embodiment, preferably, a retractable linkage rod is further disposed inside the mounting groove 14, two ends of the linkage rod are respectively connected to one side of the moving block 18 and the inner wall of the mounting groove 14, and the spring 15 is sleeved outside the linkage rod.

Specifically, in the process of stretching and retracting the spring 15, the telescopic linkage rod can stretch and retract along with the spring, so that the stability of the spring 15 in stretching and retracting is improved, the spring 15 drives the moving block 18 to stably move, and the splicing rod 13 can be conveniently plugged and pulled out.

In this embodiment, preferably, a through threaded hole is formed in the middle of the splicing rod 13, and the threaded hole is matched with the locking screw 7.

Specifically, when the user screwed in locking screw 7, locking screw 7 can run through the spiro union hole, and then realizes

spacing splice bar

13 and 2 joints of splice groove, the concatenation of the platform of further being convenient for passing a bridge.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gap bridge platform elevation structure which characterized in that: including base (3), and cab apron (1) of locating base (3) top, the top both sides movable mounting of base (3) has loose axle (4) of two symmetric distributions, and two swing arms (5) have all been cup jointed to equal symmetry on two loose axles (4), cam (6) have all been cup jointed to the one end of two loose axles (4), the top of four swing arms (5) all is articulated with the bottom of cab apron (1), movable mounting has carousel (9) in the middle of the top of base (3), and the front side of base (3) is fixed with motor (10) and switch (11), motor (10) are used for driving carousel (9) to rotate, swing joint has two connecting arm pole (8) on carousel (9), and the one end of two connecting arm pole (8) respectively with two cam (6) swing joint.

2. The bridge platform lifting structure of claim 1, wherein: two splicing grooves (2) and mounting grooves (14) are symmetrically formed in two sides of the base (3) respectively, the two sides of the base (3) adjacent to the splicing grooves (2) are screwed with locking screw rods (7) extending to the inside of the splicing grooves (2), springs (15) are fixed inside the two mounting grooves (14), free ends of the two springs (15) are connected with moving blocks (18), the two moving blocks (18) are provided with splicing rods (13) relative to one sides of the springs (15), the two splicing rods (13) correspond to the two splicing grooves (2) in a one-to-one mode, two limiting screw rods (12) are screwed with the two sides of the base (3), and the two limiting screw rods (12) extend to the inside of the moving blocks (18) respectively.

3. The bridge platform lifting structure of claim 2, wherein: linear sliding blocks (16) are mounted at two ends of the moving block (18), linear sliding grooves (17) are formed in two sides of the inner wall of the mounting groove (14), and the two linear sliding grooves (17) correspond to the two linear sliding blocks (16) one to one.

4. The bridge platform lifting structure of claim 2, wherein: the opposite corners of one end of the splicing rod (13) far away from the moving block (18) are in arc chamfer transition to form smooth arc ends of the surface wall.

5. The bridge platform lifting structure of claim 2, wherein: the interior of the mounting groove (14) is also provided with a telescopic linkage rod, two ends of the linkage rod are respectively connected with one side of the moving block (18) and the inner wall of the mounting groove (14), and the spring (15) is sleeved outside the linkage rod.

6. The bridge platform lifting structure of claim 2, wherein: the middle of the splicing rod (13) is provided with a through threaded hole which is matched with the locking screw rod (7).