CN219652610U - Safe crane for power grid construction - Google Patents

Abstract

The utility model relates to the technical field of power grid construction equipment, in particular to a safe lifting frame for power grid construction, which comprises a supporting plate, wherein universal wheels are fixedly arranged at four corners of the lower end face of the supporting plate, sliding rails are fixedly arranged at the front side and the rear side of the upper end face of the supporting plate, a sliding plate is slidingly connected with the upper end of the sliding rail, a lifting table is fixedly arranged at the upper end of the sliding plate, hydraulic lifting sleeves are arranged at the front side and the rear side of the upper end face of the supporting plate, lifting columns are slidingly connected with the upper end of the hydraulic lifting sleeves, and the lifting columns are fixedly connected with the lifting table. According to the utility model, the auxiliary supporting mechanism is arranged, when the lifting table is lifted by the lifting column, the auxiliary supporting mechanism is synchronously driven to run, so that the type rod descends, four groups of auxiliary supporting legs are downward to support equipment, and casualties caused by lodging of the equipment during lifting are avoided.

Description

Safe crane for power grid construction

Technical Field

The utility model relates to the technical field of power grid construction equipment, in particular to a safety lifting frame for power grid construction.

Background

The power grid is the whole body formed by power transformation stations and power transmission and distribution lines of various voltages in a power system, and comprises three units of power transformation, power transmission and power distribution. The electric power network is used for transmitting and distributing electric energy and changing voltage, and the tool rack consists of a hanging plate, a back hanging part box, various hooks, a base and the like and is used for placing tools such as nipper pliers, a spanner, a screwdriver, a screw machine and the like, and accessories such as connecting pieces, screws and the like.

Lack high adjustment mechanism, can not be according to the high regulation tool holder of scene condition and staff's height, be unfavorable for the use, lack damper, when moving the tool holder and meet the highway section of jolting, the instrument on the tool holder can take place to drop because of vibrations.

The Chinese patent with the publication number of CN218018460U discloses a tool rack with lifting function for power grid infrastructure construction, which is characterized in that a threaded cylinder, a threaded rod and a guide mechanism are arranged, the threaded cylinder is rotated by rotating, so that the threaded rod drives a fixed frame to move, the height of a mounting plate is adjusted, the tool rack can be used in different power grid infrastructure construction sites, and workers with different heights can use the tool rack conveniently;

this take electric wire netting capital construction work of raising and lowering functions is with tool holder can carry out altitude mixture control, but at in-service use's in-process, electric wire netting construction crane is in the use, because need carry out quick convenient eminence construction to different positions department, consequently need add the truckle of being convenient for remove in the bottom surface of crane, conveniently remove the position to after removing to suitable position, support through utilizing supporting mechanism to replace the truckle, stability when guaranteeing to use, avoid sliding.

Therefore, a safe lifting frame for power grid construction is provided.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a safe lifting frame for power grid construction, which can support the lifting frame in an auxiliary manner according to different working environments.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe crane is used in electric wire netting construction, includes the backup pad, the equal fixed mounting in lower terminal surface four corners department of backup pad has the universal wheel, the equal fixed mounting in up end front side and the rear side of backup pad has the slide rail, the upper end sliding connection of slide rail has the slide, the upper end fixed mounting of slide plate has the elevating platform, the up end front side and the rear side of backup pad all are provided with hydraulic lifting sleeve, hydraulic lifting sleeve sets up the inboard at the slide rail, hydraulic lifting sleeve's upper end sliding connection has the lift post, lift post and elevating platform fixed connection, be provided with auxiliary supporting mechanism between elevating platform and the backup pad, auxiliary supporting mechanism is provided with buffer gear including the rack of the surface front side fixed mounting of lift post, hydraulic lifting sleeve's surface upside fixed mounting has support piece, the front end rotation of support piece is connected with two-way threaded rod, the surface middle part fixed mounting of two-way threaded rod has the gear, gear and rack intermeshing.

Further, the auxiliary supporting mechanism further comprises a first thread sleeve in screw transmission connection with the left side of the outer surface of the bidirectional threaded rod, a first connecting piece is fixedly installed on the lower side of the outer surface of the first thread sleeve, and a first connecting rod is connected with the lower end of the first connecting piece in a rotating mode.

Further, the second thread sleeve is in screw transmission connection with the right side of the outer surface of the bidirectional threaded rod, the second connecting piece is fixedly installed on the lower side of the outer surface of the second thread sleeve, and the second connecting rod is connected with the lower end of the second connecting piece in a rotating mode.

Further, a jacking block is arranged on the lower side of the bidirectional threaded rod, and the first connecting rod and the second connecting rod are both in rotary connection with the jacking block.

Further, type rods are fixedly arranged at the lower ends of the jacking blocks, first notches are formed in the two ends, corresponding to the type rods, of the left end face and the right end face of the supporting plate, L-shaped supporting rods are arranged on the outer sides of the first notches, and one ends of the L-shaped supporting rods are rotatably connected with the first notches.

Further, notch two has been seted up to the upper end of L type bracing piece, the equal fixed mounting in both ends lower extreme of type pole has the pivot, the pivot rotates the inside of connecting at notch two.

Furthermore, the auxiliary supporting mechanisms are correspondingly provided with two groups and are arranged in a mirror symmetry mode.

Further, the buffer mechanism comprises a supporting disc arranged at the lower end of the L-shaped supporting rod, a sleeve is fixedly arranged at the upper end of the supporting disc, the lower end of the L-shaped supporting rod is slidably connected inside the sleeve, a fixed disc is arranged at the upper side of the sleeve, the fixed disc is fixedly connected with the L-shaped supporting rod, and a spring is fixedly arranged between the fixed disc and the supporting disc.

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

1. according to the utility model, the auxiliary supporting mechanism is arranged, when the lifting table is lifted by the lifting column, the auxiliary supporting mechanism is synchronously driven to run, so that the type rod descends, four groups of auxiliary supporting legs are downward to support equipment, and casualties caused by lodging of the equipment during lifting are avoided;

2. according to the utility model, the buffer mechanism is arranged, and the buffer mechanism can be adaptively adjusted according to different grounds by utilizing the arrangement of the spring and the sleeve, so that the adaptability of the equipment is enhanced, and the practicability of the equipment is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall structural view of the present utility model;

FIG. 2 is an enlarged schematic view of FIG. 1A according to the present utility model;

FIG. 3 is a cross-sectional view of the overall structure of the present utility model;

FIG. 4 is an enlarged schematic view of the utility model at B in FIG. 3;

fig. 5 is an enlarged schematic view of fig. 3 at C in accordance with the present utility model.

Reference numerals illustrate:

1. a support plate; 2. a universal wheel; 3. a slide rail; 4. a slide plate; 5. a lifting table; 6. a hydraulic lifting sleeve; 7. lifting columns; 8. a rack; 9. a support; 10. a two-way threaded rod; 11. a gear; 12. a first thread sleeve; 13. a first connecting piece; 14. a first connecting rod; 15. a second thread sleeve; 16. a second connecting piece; 17. a second connecting rod; 18. a top block; 19. type rod; 20. a rotating shaft; 21. a notch I; 22. an L-shaped support rod; 23. a notch II; 24. a support plate; 25. a sleeve; 26. a fixed plate; 27. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution:

the utility model provides a safe lifting frame for power grid construction, which comprises a supporting plate 1, universal wheels 2 are fixedly arranged at four corners of the lower end face of the supporting plate 1, a sliding rail 3 is fixedly arranged at the front side and the rear side of the upper end face of the supporting plate 1, a sliding plate 4 is slidingly connected at the upper end of the sliding rail 3, a lifting platform 5 is fixedly arranged at the upper end of the sliding plate 4, a hydraulic lifting sleeve 6 is arranged at the front side and the rear side of the upper end face of the supporting plate 1, a lifting column 7 is slidingly connected at the upper end of the hydraulic lifting sleeve 6, the lifting column 7 is fixedly connected with the lifting platform 5, an auxiliary supporting mechanism is arranged between the lifting platform 5 and the supporting plate 1, a buffer mechanism is arranged in the auxiliary supporting mechanism, the auxiliary supporting mechanism comprises a rack 8 fixedly arranged at the front side of the outer surface of the lifting column 7, a supporting piece 9 is fixedly arranged at the upper side of the outer surface of the hydraulic lifting sleeve 6, the front end of the supporting piece 9 is rotationally connected with a bidirectional threaded rod 10, a gear 11 is fixedly arranged in the middle of the outer surface of the bidirectional threaded rod 10, the gear 11 is meshed with the rack 8, the auxiliary supporting mechanism also comprises a first threaded sleeve 12 which is in spiral transmission connection with the left side of the outer surface of the bidirectional threaded rod 10, a first connecting piece 13 is fixedly arranged on the lower side of the outer surface of the first threaded sleeve 12, a first connecting rod 14 is rotationally connected with the lower end of the first connecting piece 13, a second threaded sleeve 15 which is in spiral transmission connection with the right side of the outer surface of the bidirectional threaded rod 10, a second connecting piece 16 is fixedly arranged on the lower side of the outer surface of the second threaded sleeve 15, a second connecting rod 17 is rotationally connected with the lower end of the second connecting piece 16, a top block 18 is arranged on the lower side of the bidirectional threaded rod 10, a type rod 19 is rotationally connected with the lower end of the top block 18, the left end face and the right end face of the supporting plate 1 are corresponding to the two ends of the type rod 19 and are provided with a first notch 21, the outer side of the first notch 21 is provided with an L-shaped supporting rod 22, one end of the L-shaped supporting rod 22 is rotationally connected with the first notch 21, the upper end of the L-shaped supporting rod 22 is provided with a second notch 23, the lower ends of the two ends of the type rod 19 are fixedly provided with rotating shafts 20, the rotating shafts 20 are rotationally connected inside the second notch 23, and the auxiliary supporting mechanisms are correspondingly provided with two groups and are in mirror symmetry.

Through adopting above-mentioned technical scheme, electric wire netting construction crane, in the use, because need carry out quick convenient eminence construction to different positions department, therefore need add the truckle of being convenient for remove in the bottom surface of crane, conveniently remove the position, and after removing to suitable position, it supports through utilizing supporting mechanism to replace the truckle, stability when guaranteeing to use, avoid sliding, therefore the utility model is through setting up auxiliary support mechanism, when utilizing elevating post 7 to carry out the jacking to elevating platform 5, synchronous drive auxiliary support mechanism operates, make type pole 19 descend, under carrying out the side to four sets of auxiliary support legs, support equipment, avoid the equipment to fall and cause the casualties when rising, specifically: when the equipment is required to be used, firstly, the equipment is pushed to a designated working place through the arrangement of the universal wheels 2, then the hydraulic lifting sleeve 6 is started, the lifting column 7 pushes the lifting table 5 to lift, the lifting table 5 synchronously carries the sliding plate 4 to slide upwards in the sliding rail 3, the sliding plate 4 and the sliding rail 3 are arranged to support the lifting table 5, when the lifting column 7 lifts, the synchronous carrying rack 8 lifts, the rack 8 and the gear 11 are in a meshed state, the gear 11 rotates, the gear 11 is fixedly connected with the bidirectional threaded rod 10, the bidirectional threaded rod 10 is driven to rotate, when the bidirectional threaded rod 10 rotates, the first 12 of the screw thread sleeve of the left side screw drive connection of the outer surface of the bi-directional threaded rod 10 moves in opposite directions with the second 15 of the screw thread sleeve of the right side screw drive connection, the first 12 of the screw thread sleeve carries the first 14 of the connecting piece 13 to displace, the second 15 of the screw thread sleeve carries the second 17 of the connecting piece 16 to displace, and the first 14 of the connecting piece and the second 17 of the connecting piece are both rotationally connected with the top block 18 fixedly arranged at the upper end of the type rod 19, so that the type rod 19 is pushed to descend under the mutual matching of the first 14 of the connecting piece and the second 17 of the connecting piece, the left end and the right end at the lower side of the type rod 19 are rotationally connected with a group of L type supporting rods 22, so that the L type supporting rods 22 deflect around the first notch 21, the vertical rods of the L type supporting rods 22 are gradually in a state vertical to the bottom surface, and the supporting disc 24 is carried to rotate, and the supporting disc 24 is attached to the ground.

As shown in fig. 4, the buffer mechanism comprises a support plate 24 arranged at the lower end of an L-shaped support rod 22, a sleeve 25 is fixedly arranged at the upper end of the support plate 24, the lower end of the L-shaped support rod 22 is slidably connected inside the sleeve 25, a fixed plate 26 is arranged at the upper side of the sleeve 25, the fixed plate 26 is fixedly connected with the L-shaped support rod 22, and a spring 27 is fixedly arranged between the fixed plate 26 and the support plate 24.

Through adopting the technical scheme, the buffer mechanism is arranged, and the buffer mechanism can adaptively adjust different grounds by utilizing the arrangement of the spring 27 and the sleeve 25, so that the adaptability of the equipment is enhanced, and the practicability of the equipment is further improved, and the device is concrete: and can carry out the adaptation to the difference of the ground height that four groups of supporting plates 24 are located and adjust by a small margin for L type bracing piece 22 is at sleeve 25's inside gliding degree of depth and carries out the adaptation according to the height on ground and adjust, and the equipment of spring 27 can play the cushioning effect secondly, produces when avoiding equipment to carry out the operation and rocks, influences operating personnel's normal work.

Working principle: when the equipment is required to be used, firstly, the equipment is pushed to a designated working place through the arrangement of the universal wheels 2, then the hydraulic lifting sleeve 6 is started, the lifting column 7 pushes the lifting table 5 to lift, the lifting table 5 synchronously carries the sliding plate 4 to slide upwards in the sliding rail 3, the sliding plate 4 and the sliding rail 3 are arranged to support the lifting table 5, when the lifting column 7 lifts, the synchronous carrying rack 8 lifts, the rack 8 and the gear 11 are in a meshed state, the gear 11 rotates, the gear 11 is fixedly connected with the bidirectional threaded rod 10, the bidirectional threaded rod 10 is driven to rotate, when the bidirectional threaded rod 10 rotates, the first 12 of the screw sleeve in screw transmission connection with the left side of the outer surface of the bidirectional threaded rod 10 and the second 15 of the screw sleeve in screw transmission connection with the right side of the screw rod are moved oppositely, the first threaded sleeve 12 carries the first connecting rod 14 to displace through the first connecting piece 13, the second threaded sleeve 15 carries the second connecting rod 17 to displace through the second connecting piece 16, the first connecting rod 14 and the second connecting rod 17 are both in rotary connection with the top block 18 fixedly arranged at the upper end of the type rod 19, so that under the mutual matching of the first connecting rod 14 and the second connecting rod 17, the type rod 19 is pushed to descend, the left end and the right end of the lower side of the type rod 19 are both in rotary connection with a group of L-shaped supporting rods 22, the L-shaped supporting rods 22 deflect around the first notch 21, the vertical rods of the L-shaped supporting rods 22 are gradually in a state vertical to the bottom surface and carry the supporting plates 24 to rotate, the supporting plates 24 are attached to the ground, the small-amplitude adaptation adjustment can be carried out according to the difference of the ground level of the four groups of the supporting plates 24, the sliding depth of the L-shaped supporting rods 22 in the sleeve 25 is adaptively adjusted according to the height of the ground, and the spring 27 can buffer the equipment, so that the equipment is prevented from shaking when working, and the normal work of operators is prevented from being influenced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (8)

1. The utility model provides a safe crane is used in electric wire netting construction, includes backup pad (1), its characterized in that: universal wheels (2) are fixedly installed at four corners of the lower end face of the supporting plate (1), sliding rails (3) are fixedly installed on the front side and the rear side of the upper end face of the supporting plate (1), sliding plates (4) are slidably connected to the upper ends of the sliding rails (3), lifting platforms (5) are fixedly installed on the upper ends of the sliding plates (4), hydraulic lifting sleeves (6) are arranged on the front side and the rear side of the upper end face of the supporting plate (1), the hydraulic lifting sleeves (6) are arranged on the inner side of the sliding rails (3), lifting columns (7) are slidably connected to the upper ends of the hydraulic lifting sleeves (6), the lifting columns (7) are fixedly connected with the lifting platforms (5), be provided with auxiliary support mechanism between elevating platform (5) and backup pad (1), auxiliary support mechanism's inside is provided with buffer gear, auxiliary support mechanism includes rack (8) of the surperficial front side fixed mounting of elevating column (7), the surface upside fixed mounting of hydraulic pressure elevating sleeve (6) has support piece (9), the front end rotation of support piece (9) is connected with two-way threaded rod (10), the surface middle part fixed mounting of two-way threaded rod (10) has gear (11), gear (11) and rack (8) intermeshing.

2. The safety lifting frame for power grid construction according to claim 1, wherein: the auxiliary supporting mechanism further comprises a first threaded sleeve (12) which is in spiral transmission connection with the left side of the outer surface of the bidirectional threaded rod (10), a first connecting piece (13) is fixedly arranged on the lower side of the outer surface of the first threaded sleeve (12), and a first connecting rod (14) is rotatably connected with the lower end of the first connecting piece (13).

3. The safety lifting frame for power grid construction according to claim 2, wherein: the two-way threaded rod (10) is characterized by comprising a second threaded sleeve (15) in screw transmission connection with the right side of the outer surface of the two-way threaded rod (10), a second connecting piece (16) is fixedly arranged on the lower side of the outer surface of the second threaded sleeve (15), and a second connecting rod (17) is rotatably connected with the lower end of the second connecting piece (16).

4. A safety lifting frame for power grid construction according to claim 3, characterized in that: the lower side of the bidirectional threaded rod (10) is provided with a top block (18), and the first connecting rod (14) and the second connecting rod (17) are both in rotary connection with the top block (18).

5. The safety lifting frame for power grid construction according to claim 4, wherein: the lower extreme fixed mounting of kicking block (18) has type pole (19), notch one (21) have all been seted up at the both ends that the left end face of backup pad (1) corresponds type pole (19) with the right-hand member face, the outside of notch one (21) is provided with L type bracing piece (22), the one end and the notch one (21) of L type bracing piece (22) rotate and are connected.

6. The safety lifting frame for power grid construction according to claim 5, wherein: the upper end of L type bracing piece (22) has seted up notch second (23), the equal fixed mounting in both ends lower extreme of type pole (19) has pivot (20), pivot (20) rotate the inside of connecting at notch second (23).

7. The safety lifting frame for power grid construction of claim 6, wherein: the auxiliary supporting mechanisms are correspondingly provided with two groups and are arranged in a mirror symmetry mode.

8. The safety lifting frame for power grid construction according to claim 7, wherein: the buffer mechanism comprises a supporting disc (24) arranged at the lower end of an L-shaped supporting rod (22), a sleeve (25) is fixedly arranged at the upper end of the supporting disc (24), the lower end of the L-shaped supporting rod (22) is slidably connected inside the sleeve (25), a fixing disc (26) is arranged at the upper side of the sleeve (25), the fixing disc (26) is fixedly connected with the L-shaped supporting rod (22), and a spring (27) is fixedly arranged between the fixing disc (26) and the supporting disc (24).