CN112554526A

CN112554526A - Lifting platform for civil engineering construction with guardrail capable of being adjusted in lifting mode

Info

Publication number: CN112554526A
Application number: CN202011363603.XA
Authority: CN
Inventors: 董慧; 张帅; 董美黎; 王泽文
Original assignee: Nanjing Institute of Railway Technology
Current assignee: Nanjing Institute of Railway Technology
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-03-26

Abstract

The invention discloses a lifting platform for civil engineering construction with a guardrail capable of being adjusted in a lifting mode, which comprises a base and a lifting platform, wherein the periphery of the bottom of the base is rotatably connected with driving wheels, the right sides of the base and the lifting platform, which are opposite to each other, are sequentially provided with sliding grooves from front to back, the inner cavity of each sliding groove is connected with a sliding block in a sliding mode, the top of each sliding block is hinged with a lifting frame, one side, away from the corresponding sliding block, of each lifting frame is respectively hinged with the inner sides of the base and the lifting platform, the left side of the bottom of the inner cavity of each lifting frame is connected with a fixing plate in a bolted mode, the. According to the invention, through the matching of the through groove, the sliding column, the lifting plate, the lifting column, the connecting rod and the handle, the height of the lifting frame and the railing is manually adjusted, the requirement of construction personnel with higher stature on safe construction on the lifting platform is met, and the accidental falling accident of the construction personnel from the lifting platform is avoided.

Description

Lifting platform for civil engineering construction with guardrail capable of being adjusted in lifting mode

Technical Field

The invention relates to the technical field of civil engineering, in particular to a lifting platform for civil engineering construction, with a guardrail capable of being adjusted in a lifting manner.

Background

Civil engineering refers to the general term of science and technology for building various engineering facilities, and refers to both the applied materials and equipment and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. and the objects of engineering construction, i.e. various engineering facilities which are built on the ground or underground, on the land or in water and directly or indirectly serve human life, production, military and scientific research, such as houses, roads, railways, pipelines, tunnels, bridges, canals, dams, harbors, power stations, airports, ocean platforms, water supply and drainage, protection engineering, etc.

In the user to civil engineering eminence position work progress, need be with the help of lift platform to the building structure of eminence position construction operation, however current lift platform is in the use, and the guardrail is fixed frame mostly, can't carry out the lift adjustment to the height of guardrail, to the constructor that the stature is higher, when the guardrail height is shorter, because the health range takes place to fall from lift platform greatly in the work progress, takes place comparatively serious accident.

Therefore, it is necessary to design a lifting platform for civil engineering construction, which can adjust the lifting of the guardrail.

Disclosure of Invention

The invention aims to provide a lifting platform for civil engineering construction, which can adjust a guardrail in a lifting way, and solves the problem that the height of the guardrail cannot be adjusted in a lifting way because most guardrails are fixed frames in the use process of the conventional lifting platform in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a lifting platform for civil engineering construction with a guardrail capable of being adjusted in a lifting manner comprises a base and a lifting platform, wherein the periphery of the bottom of the base is rotatably connected with driving wheels, the right sides of the base and the lifting platform which face each other are sequentially provided with a sliding groove from front to back, the inner cavity of the sliding groove is slidably connected with a sliding block, the top of the sliding block is hinged with a lifting frame, one side of the lifting frame, which is far away from the sliding block, is respectively hinged with the inner sides of the base and the lifting platform, the left side of the bottom of the inner cavity of the lifting frame is bolted with a fixed plate, the top of the fixed plate is sequentially bolted with an air cylinder from front to back, a piston rod of the air cylinder is bolted with a supporting plate, the outer side of the supporting plate is bolted with the right side of the top of the inner cavity of the lifting frame, vertical plates are vertically bolted on one opposite sides of the guard plates, and clamping mechanisms are arranged on the surfaces of the vertical plates.

Preferably, elevating system is including leading to groove, traveller, lifter plate, lift post, connecting rod, handle, crane and railing, the vertical logical groove of having seted up in center department of one side in opposite directions of backplate, the equal vertical bolt in both sides of backplate inner chamber has the traveller, the sliding surface of traveller has the lifter plate, the both sides at lifter plate top are all bolted the lift post, the center department bolt of survey in the lifter plate has the connecting rod, one side that the lifter plate was kept away from to the connecting rod runs through logical groove and bolt has the handle, the top of lift post is run through the backplate and is bolted has the crane, the left side of crane bottom is bolted in proper order to the back in the past has the railing.

Preferably, fixture includes locating hole, through-hole, screw hole, locating lever, handle frame, threaded rod and grab handle, the locating hole has been seted up to one side that the connecting rod is close to the handle, through-hole and screw hole have been seted up respectively to down from last to the inner chamber of riser, the inner chamber joint of through-hole has the locating lever, the inner chamber that the through-hole and extended to the locating hole is run through to the left side of locating lever, the right side bolt of locating lever has the handle frame, the left side of handle frame has been followed to having bolted the threaded rod that uses with the screw hole cooperation down in proper order, the center department bolt on handle frame right side has the.

Preferably, the two sides of the bottom of the lifting plate are vertically bolted with return springs, and the bottoms of the return springs are bolted with the bottom of the guard plate.

Preferably, the center of the top of the inner cavity of the guard plate is bolted with an anti-collision rubber pad, and the anti-collision rubber pad is positioned right above the lifting plate.

Preferably, the two sides of the base are sequentially bolted with the buffer cylinders from front to back, the inner cavities of the buffer cylinders are connected with the sliding seats in a sliding mode, the elastic micro-beads are filled in the opposite sides of the sliding seats and the inner cavities of the buffer cylinders, and the buffer columns are bolted on the side, away from the elastic micro-beads, of the sliding seats.

Preferably, one side of the buffer column, which is far away from the buffer cylinder, is bolted with a connecting plate, and one side of the connecting plate, which is far away from the buffer column, is bolted with an anti-collision plate.

Preferably, the top and the bottom of the anti-collision plate opposite to each other are integrally formed with reinforcing strips, and the two opposite sides of the anti-collision plate and the base are sequentially and transversely bolted with buffer springs from front to back.

Preferably, the left side of the inner cavity of the sliding groove is bolted with an auxiliary spring, and the right side of the auxiliary spring is bolted with the left side of the sliding block.

Compared with the prior art, the invention has the beneficial effects that:

1. this lift platform for civil engineering construction that guardrail liftable was adjusted passes through logical groove, the traveller, the lifter plate, the lift post, the cooperation of connecting rod and handle, adopt manual mode to highly carry out the lift adjustment to crane and railing, satisfy the demand that the higher constructor of body was under construction safely on the elevating platform, avoid constructor to take place unexpected falling accident from the elevating platform, through the locating hole, the through-hole, the screw hole, the locating lever, the holding handle frame, the cooperation of threaded rod and grab handle, can carry out the chucking spacingly to connecting rod and the handle of accomplishing the regulation, it is not hard up to prevent that the handle from stewing in-process to take place, lead to crane and guardrail highly decline to cause personnel to fall, further strengthen the overall safety performance of elevating platform.

2. This lift platform for civil engineering construction that guardrail liftable was adjusted passes through reset spring, can carry out elasticity to lifter plate lift in-process and reset, and the stationarity of reinforcing lifter plate lift in-process through the crashproof rubber pad, avoids the lifter plate to rise to the peak and the top of backplate inner chamber bumps, can cushion the anticollision and handle lifter plate top position.

3. This lift platform for civil engineering construction that guardrail liftable was adjusted passes through the buffer cylinder, a slide, elasticity microballon and bumping post, can provide buffering shock attenuation holding power to the connecting plate, further strengthen the crashproof board's crashproof effect, through connecting plate and crashproof board, can carry out crashproof processing to base both sides position, weaken the impact force to the influence that the base produced, strengthen the whole steadiness of base, through strengthening the strip, improve the bulk strength of crashproof board material, promote crashproof board shock resistance, through buffer spring, can assist the elastic buffering to carrying out between crashproof board and the base, further strengthen the crashproof effect of crashproof board, through auxiliary spring, can carry out the elasticity to the displacement of slider supplementary, the stability of reinforcing slider in the sliding process in the spout.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial front view of the structure of the present invention;

FIG. 3 is a bottom view of the structure of the lift platform of the present invention;

FIG. 4 is a side view of the structure of the fender of the invention;

FIG. 5 is a side view of the structure of the sheeting of the present invention;

FIG. 6 is a structural cross-sectional view of the shield of the present invention;

FIG. 7 is an enlarged view of a portion of the structure of FIG. 5 in accordance with the present invention;

fig. 8 is a structural sectional view of a buffer cylinder according to the present invention.

In the figure: 1. a base; 2. a lifting platform; 3. a chute; 4. a slider; 5. a lifting frame; 6. A cylinder; 7. double doors are opened; 8. a guard plate; 9. a lifting mechanism; 91. a through groove; 92. a traveler; 93. a lifting plate; 94. a lifting column; 95. a connecting rod; 96. a handle; 97. a lifting frame; 98. a railing; 10. a vertical plate; 11. a clamping mechanism; 111. positioning holes; 112. a through hole; 113. a threaded hole; 114. positioning a rod; 115. a handle holder; 116. a threaded rod; 117. a handle; 12. a return spring; 13. a buffer cylinder; 14. a slide base; 15. elastic beads; 16. a buffer column; 17. a connecting plate; 18. an anti-collision plate; 19. a reinforcing strip; 20. a buffer spring.

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. 1-8, an embodiment of the present invention:

a lifting platform for civil engineering construction with a guardrail capable of being adjusted in a lifting way comprises a base 1 and a lifting platform 2, wherein the periphery of the bottom of the base 1 is rotatably connected with driving wheels, the right sides of the base 1 and the lifting platform 2 which face each other are sequentially provided with a sliding groove 3 from front to back, the inner cavity of the sliding groove 3 is slidably connected with a sliding block 4, the top of the sliding block 4 is hinged with a lifting frame 5, one side of the lifting frame 5, which is far away from the sliding block 4, is respectively hinged with the inner sides of the base 1 and the lifting platform 2, the left side of the bottom of the inner cavity of the lifting frame 5 is bolted with a fixed plate, the top of the fixed plate is sequentially bolted with a cylinder 6 from front to back, the piston rod of the cylinder 6 is bolted with a supporting plate, the outer side of the supporting plate is bolted with the right side of the top of the inner cavity of the lifting frame, vertical bolted connection in backplate 8 one side in opposite directions has riser 10, the surface of riser 10 is provided with fixture 11, through logical groove 91, traveller 92, lifter plate 93, lift post 94, the cooperation of connecting rod 95 and handle 96, adopt manual mode to highly carry out the lift adjustment to crane 5 and railing 98, satisfy the demand that the higher constructor of stature was under construction on elevating platform 2, avoid constructor to take place unexpected falling accident from elevating platform 2, through locating hole 111, through-hole 112, screw hole 113, locating lever 114, handle frame 115, the cooperation of threaded rod 116 and grab handle 117, it is spacing to carry out the chucking to connecting rod 95 and the handle 96 that can accomplish the regulation, it takes place to become flexible to prevent that handle 96 from stewing the in-process, lead to crane 5 and the high decline of guardrail to cause personnel to fall, further strengthen elevating platform 2's overall safety performance.

The lifting mechanism 9 comprises a through groove 91, a sliding column 92, a lifting plate 93 and a lifting column 94, connecting rod 95, handle 96, crane 5 and railing 98, backplate 8 is the vertical logical groove 91 of having seted up in center department of one side in opposite directions, the equal vertical bolt in both sides of 8 inner chambers of backplate has traveller 92, the sliding surface connection of traveller 92 has lifter plate 93, the both sides at lifter plate 93 top have all been bolted the lift post 94, the center department bolt of surveying in lifter plate 93 has connecting rod 95, one side that lifter plate 93 was kept away from to connecting rod 95 runs through logical groove 91 and the bolt has handle 96, the top of lift post 94 runs through backplate 8 and the bolt has crane 5, the left side of crane 5 bottom has been bolted railing 98 in proper order after to in the past, adopt manual mode to carry out the lift adjustment to crane 5 and railing 98 highly, satisfy the demand of the higher constructor safe construction on elevating platform 2 of body, avoid constructor to take place unexpected accident from elevating platform 2.

Fixture 11 includes locating hole 111, through-hole 112, screw hole 113, locating lever 114, handle frame 115, threaded rod 116 and grab handle 117, locating hole 111 has been seted up to one side that connecting rod 95 is close to handle 96, through-hole 112 and screw hole 113 have been seted up respectively from last to down to the inner chamber of riser 10, the inner chamber joint of through-hole 112 has locating lever 114, the left side of locating lever 114 runs through-hole 112 and extends to the inner chamber of locating hole 111, handle frame 115 has been pegged graft to the right side of locating lever 114, the left side of handle frame 115 has been pegged graft from last to down in proper order and has been had threaded rod 116 with the screw hole 113 cooperation use, the center department on handle frame 115 right side has been pegged graft and has grab handle 117, can carry out the chucking spacingly to connecting rod 95 and the handle 96 that.

The both sides of lifter plate 93 bottom all vertical bolt have reset spring 12, and reset spring 12's bottom and backplate 8's bottom bolt can carry out elasticity to the lifter plate 93 lift in-process and reset, reinforcing lifter plate 93 lift stationarity in-process.

The center department bolt at 8 inner chambers tops of backplate has crashproof rubber pad, and crashproof rubber pad is located lifter plate 93 directly over, avoids lifter plate 93 to rise to the peak and bump with the top in 8 inner chambers of backplate, can cushion anticollision to lifter plate 93 top position and handle.

Base 1's both sides from the past all have a buffer cylinder 13 to back bolt in proper order, and buffer cylinder 13's inner chamber sliding connection has slide 14, and slide 14 and buffer cylinder 13 inner chamber one side in opposite directions are filled with elasticity microballon 15, and slide 14 keeps away from one side bolt of elasticity microballon 15 and has cushioned column 16, can provide buffering shock attenuation holding power to connecting plate 17, further strengthens crashproof board 18's crashproof effect.

One side bolt that buffer column 16 kept away from buffer cylinder 13 has connecting plate 17, and one side bolt that buffer column 16 was kept away from to connecting plate 17 has crashproof board 18, can carry out anti striking to base 1 both sides position and handle, weakens the influence that the impact force produced base 1, strengthens base 1's whole steadiness.

Reinforcing strips 19 are integrally formed at the opposite top and bottom of the anti-collision plate 18, the overall strength of the material of the anti-collision plate 18 is improved, the impact resistance of the anti-collision plate 18 is improved, buffer springs 20 are sequentially and transversely bolted on the opposite sides of the anti-collision plate 18 and the base 1 from front to back, auxiliary elastic buffering can be performed between the anti-collision plate 18 and the base 1, and the anti-collision effect of the anti-collision plate 18 is further enhanced.

The left side bolt of 3 inner chambers of spout has auxiliary spring, and auxiliary spring's right side and the left side bolt of slider 4 connect, can carry out elasticity to the displacement of slider 4 and assist, strengthens the stationarity that slider 4 slided the in-process in spout 3.

The working principle is as follows: the constructor opens the double door 7 and enters the lifting platform 2, then two cylinders 6 drive the lifting frame 5 to carry out lifting adjustment, the slide block 4 slides in the chute 3, so that the lifting frame 5 drives the lifting platform 2 to stably ascend, when the height of the guard plate 8 is adjusted according to the requirement of the constructor, the constructor manually grips the handle 96 to drive the connecting rod 95 to move upwards in the through groove 91, the connecting rod 95 drives the lifting plate 93 to move upwards on the surface of the sliding column 92, then the lifting plate 93 drives the lifting frame 5 to move upwards through the lifting column 94, the lifting frame 5 drives the railing 98 to move upwards to increase the height of the guard plate 8, after the position adjustment of the handle 96 is completed, the constructor grips the grab handle 117 to drive the positioning rod 114 to pass through the through hole 112 and to be inserted into the positioning hole 111 through the handle frame 115, and then the user screws the threaded rod 116 into the threaded hole 113, thereby locating lever 114 and threaded rod 116 carry out spacing fixed processing to connecting rod 95 to prevent that handle 96 is unexpected not hard up, can accomplish the lift protection operation of backplate 8.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lift platform is used in civil engineering construction that guardrail liftable was adjusted, includes base (1) and elevating platform (2), its characterized in that: the all-round of base (1) bottom all rotates and is connected with the drive wheel, base (1) and elevating platform (2) right side in opposite directions has seted up spout (3) after to in the past in proper order, the inner chamber sliding connection of spout (3) has slider (4), the top of slider (4) articulates there is crane (5), one side that slider (4) were kept away from to crane (5) is articulated with base (1) and elevating platform (2) inboard respectively, the left side bolt of crane (5) inner chamber bottom has the fixed plate, and the top of fixed plate has been bolted in the past after to in proper order cylinder (6), the piston rod bolt of cylinder (6) has the backup pad, and the outside of backup pad and the right side bolt at crane (5) inner chamber top, the top of elevating platform (2) has been bolted in the past after to in proper order backplate (8), the right side of backplate (8) has been articulated in the past after to in proper order to two door (7, the inner cavity of the guard plate (8) is provided with a lifting mechanism (9), a vertical plate (10) is vertically bolted on one opposite side of the guard plate (8), and a clamping mechanism (11) is arranged on the surface of the vertical plate (10).

2. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 1, characterized in that: the lifting mechanism (9) comprises a through groove (91), a sliding column (92), a lifting plate (93), a lifting column (94), a connecting rod (95), a handle (96), a lifting frame (5) and a railing (98), a through groove (91) is vertically arranged at the center of one side of the guard plate (8) opposite to the guard plate, sliding columns (92) are vertically bolted on two sides of the inner cavity of the guard plate (8), the surfaces of the sliding columns (92) are connected with a lifting plate (93) in a sliding manner, lifting columns (94) are bolted on two sides of the top of the lifting plate (93), a connecting rod (95) is bolted at the center of the inner side of the lifting plate (93), one side of the connecting rod (95) far away from the lifting plate (93) penetrates through the through groove (91) and is bolted with a handle (96), the top of the lifting column (94) penetrates through the guard plate (8) and is bolted with a lifting frame (5), the left side of the bottom of the lifting frame (5) is sequentially bolted with a railing (98) from front to back.

3. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 2, characterized in that: fixture (11) are including locating hole (111), through-hole (112), screw hole (113), locating lever (114), handle frame (115), threaded rod (116) and grab handle (117), locating hole (111) have been seted up to one side that connecting rod (95) are close to handle (96), through-hole (112) and screw hole (113) have been seted up respectively from last to down to the inner chamber of riser (10), the inner chamber joint of through-hole (112) has locating lever (114), the inner chamber that through-hole (112) and extended to locating hole (111) is run through to the left side of locating lever (114), the right side bolt of locating lever (114) has connect handle frame (115), the left side of handle frame (115) has been from last to having bolted threaded rod (116) that use with screw hole (113) cooperation down in proper order, the center department bolt on handle frame (115) right side has grab handle (117).

4. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 2, characterized in that: and two sides of the bottom of the lifting plate (93) are vertically bolted with return springs (12), and the bottoms of the return springs (12) are bolted with the bottom of the guard plate (8).

5. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 1, characterized in that: the center of the top of the inner cavity of the guard plate (8) is bolted with an anti-collision rubber pad, and the anti-collision rubber pad is positioned right above the lifting plate (93).

6. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 1, characterized in that: the both sides of base (1) all are bolted in proper order after to in the past have a buffer cylinder (13), the inner chamber sliding connection of buffer cylinder (13) has slide (14), slide (14) and buffer cylinder (13) inner chamber one side in opposite directions are filled with elasticity microballon (15), one side bolt that elasticity microballon (15) was kept away from in slide (14) has buffer column (16).

7. The lifting platform for civil engineering construction of guardrail liftable adjustment of claim 6, characterized in that: one side of the buffer column (16) far away from the buffer cylinder (13) is bolted with a connecting plate (17), and one side of the connecting plate (17) far away from the buffer column (16) is bolted with an anti-collision plate (18).

8. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 7, characterized in that: the anti-collision plate is characterized in that reinforcing strips (19) are integrally formed at the opposite top and bottom of the anti-collision plate (18), and buffer springs (20) are sequentially and transversely bolted on the opposite sides of the anti-collision plate (18) and the base (1) from front to back.

9. The lifting platform for civil engineering construction with liftable and adjustable guardrail of claim 1, characterized in that: the left side of the inner cavity of the sliding groove (3) is bolted with an auxiliary spring, and the right side of the auxiliary spring is bolted with the left side of the sliding block (4).