CN214326891U

CN214326891U - Small-size portal crane convenient to go up and down

Info

Publication number: CN214326891U
Application number: CN202122119530.6U
Authority: CN
Inventors: 张建鑫; 张志伟; 杨自乾; 张立胜
Original assignee: Henan Lugang Crane Group Co ltd
Current assignee: Henan Lugang Crane Group Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2021-10-01
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a small-size portal crane convenient to go up and down relates to building construction equipment technical field. The hoisting device comprises a support frame and hoisting equipment arranged on the support frame, wherein the hoisting equipment comprises a hoisting motor, the bottom of the hoisting motor is fixed at the top of the support frame, a steel cable is arranged on the hoisting motor, four groups of grapples are arranged at the bottom of the steel cable, a control device for controlling the tightness of the steel cable is arranged on the steel cable, the control device comprises a sleeve, the sleeve is sleeved on the steel cable, the top of the sleeve is fixed at the bottom of the support frame, when the hoisting operation is carried out on an object which cannot be hooked by the grapples, the steel cable can be tightened up through a sliding barrel when the four groups of grapples hook four corners of the object, and then the object can be firmly hooked by the grapples hook without shaking, and the conventional need of setting holes on the object or installing rings which can be hooked by the grapples hook is avoided.

Description

Small-size portal crane convenient to go up and down

Technical Field

The utility model relates to a building construction equipment technical field specifically is a small-size portal crane convenient to go up and down.

Background

The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.

The existing small gantry crane convenient to lift is used for hooking an object by virtue of a lifting hook and then lifting the object, but the object is required to be provided with a position which can be hooked by the lifting hook, and the position which can be stably hooked by the lifting hook is not arranged on the object, so that holes need to be formed in the object or a ring which can be hooked by the lifting hook needs to be installed when the lifting operation is carried out, and the problem is very troublesome.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a small-size portal crane convenient to go up and down, to the not enough of prior art, the problem of proposing in the above-mentioned background art has been solved.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a small-size portal crane convenient to go up and down, includes the support frame and sets up the equipment of lifting by crane on the support frame, it is provided with the controlling means of control equipment elasticity to lift by crane on the equipment, controlling means's inside is provided with carries out spacing subassembly to controlling means, it includes hoist motor to lift by crane the equipment, the top at the support frame is fixed to hoist motor's bottom, the last cable wire that is provided with of hoist motor, the bottom of cable wire is provided with four groups grapple.

Preferably, the control device comprises a sleeve, the sleeve is penetrated through by a steel cable, the top of the sleeve is fixed at the bottom of the support frame, the steel cable penetrates through the sliding barrel, the top of the sliding barrel is penetrated through by a supporting rod, the bottom of the supporting rod is fixed on the inner wall of the sliding barrel, the supporting rod penetrates through the bottom of the sleeve, the supporting rod penetrates through the bottom of the loop bar, and a plurality of through holes are formed in the left side of the supporting rod.

Preferably, spacing subassembly includes the gag lever post, the gag lever post runs through the left side of sleeve and loop bar, the gag lever post is fixed with spring A's right side, spring A's left side is fixed on telescopic inner wall, telescopic inside is provided with can carry out spacing buckle subassembly to the gag lever post.

Preferably, the buckle subassembly includes the rectangular block, the rectangular block is run through by the gag lever post and is fixed with the gag lever post, the top of rectangular block is seted up flutedly, the left side of rectangular block top recess is fixed with the left side of dead lever, the right side of dead lever is fixed with the left side of fixture block, the dead lever runs through the slider, be fixed with the horizontal pole on the telescopic inner wall, the horizontal pole is run through by the card sword, the card sword is fixed with spring B's top, the top at the horizontal pole is fixed to spring B's bottom, the left side of slider is fixed with spring C's one end, spring C's the other end is fixed with the inboard of rectangular block top recess.

Preferably, the left side of the clamping block is provided with a groove matched with the sliding block, and the sliding block can slide left and right on the fixing rod.

Preferably, the top of the loop bar is fixed with the bottom of the fixing plate, and the fixing plate is fixed on the inner wall of the sleeve.

(III) advantageous effects

The utility model provides a small-size portal crane convenient to go up and down. The method has the following beneficial effects:

(1) this small-size portal crane convenient to go up and down lifts by crane the operation to the article that can not be hooked by the grapple, can be when four groups of grapples hook four angles of article through controlling means and the spacing subassembly that sets up, tightens up the cable wire through the sliding cylinder, and then can make the grapple firmly hook the article, can not produce and rock, has avoided conventional needs to set up the ring that hole or installation can be hooked by the grapple on the article.

(2) This small-size portal crane convenient to go up and down can carry on spacingly to spacing subassembly through the buckle subassembly that sets up, can keep spacing subassembly when blocking branch, can make spacing subassembly remain stable, can not appear becoming flexible.

Drawings

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

FIG. 2 is a schematic sectional front view of the sleeve and the sliding cylinder of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention A;

FIG. 4 is a schematic view of the left through hole structure of the strut of the present invention;

fig. 5 is the schematic diagram of the groove structure on the left side of the fixture block of the present invention.

In the figure: 1. a support frame; 2. hoisting equipment; 21. a hoisting motor; 22. a steel cord; 23. a grapple; 3. a control device; 31. a sleeve; 32. a sliding cylinder; 33. a strut; 34. a loop bar; 4. a limiting component; 41. a limiting rod; 42. a spring A; 5. a buckle assembly; 51. a rectangular block; 52. fixing the rod; 53. a clamping block; 54. a slider; 55. a cross bar; 56. clamping a cutter; 57. a spring B; 58. a spring C; 6. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a small gantry crane convenient to lift comprises a support frame 1 and a lifting device 2 arranged on the support frame 1, wherein the lifting device 2 comprises a hoisting motor 21, the bottom of the hoisting motor 21 is fixed at the top of the support frame 1, a steel cable 22 is arranged on the hoisting motor 21, four groups of grapples 23 are arranged at the bottom of the steel cable 22, a control device 3 for controlling the tightness of the steel cable 22 is arranged on the steel cable 22, the control device 3 comprises a sleeve 31, the sleeve 31 is penetrated through by the steel cable 22, the top of the sleeve 31 is fixed at the bottom of the support frame 1, the steel cable 22 penetrates through a sliding cylinder 32, the sliding cylinder 32 can slide up and down on the steel cable 22, the top of the sliding cylinder 32 is penetrated through by a support rod 33, the bottom of the support rod 33 is fixed on the inner wall of the sliding cylinder 32, the support rod 33 penetrates through the bottom of the sleeve 31, the support rod 33 penetrates through the bottom of a sleeve rod 34, the top of the sleeve rod 34 is fixed with the bottom of a fixing plate 6, the fixing plate 6 is fixed on the inner wall of the sleeve 31, the limiting component 4 for limiting the support rod 33 is arranged on the left side of the loop bar 34, a plurality of through holes are formed in the left side of the support rod 33, the limiting component 41 can limit or relieve limiting of the support rod 33 by matching with the limiting rod 41, and further the sliding barrel 32 can be clamped or can be moved, the limiting component 4 comprises a limiting rod 41, the limiting rod 41 penetrates through the sleeve 31 and the left side of the loop bar 34, the limiting rod 41 is fixed with the right side of the spring A42, the left side of the spring A42 is fixed on the inner wall of the sleeve 31, a buckle component 5 capable of limiting the limiting rod 41 is arranged inside the sleeve 31, the buckle component 5 comprises a rectangular block 51, the rectangular block 51 is penetrated through by the limiting rod 41 and is fixed with the limiting rod 41, a groove is formed in the top of the rectangular block 51, the left side of a groove in the top of the rectangular block 51 is fixed with the left side of the fixing rod 52, and the right side of the fixing rod 52 is fixed with the left side of the buckle block 53, the fixing rod 52 penetrates through the sliding block 54, the cross rod 55 is fixed on the inner wall of the sleeve 31, the cross rod 55 is penetrated through by the clamping knife 56, the clamping knife 56 is fixed with the top of the spring B57, the bottom of the spring B57 is fixed on the top of the cross rod 55, the left side of the sliding block 54 is fixed with one end of the spring C58, the other end of the spring C58 is fixed with the inner side of the groove at the top of the rectangular block 51, the left side of the clamping block 53 is provided with a groove matched with the sliding block 54, the sliding block 54 can slide left and right on the fixing rod 52, when the sliding block 54 slides on the fixing rod 52, the limiting rod 41 drives the rectangular block 51, the fixing rod 52, the clamping block 53 and the sliding block 54 to move rightwards, when the clamping block 53 moves to the position of the clamping knife 56, when the clamping block 53 moves to the right side of the clamping knife 56, the clamping knife 56 moves downwards under the action of the spring B57, the clamping knife 56 clamps the clamping block 53 to limit the limiting rod 41, when the limiting rod 41 is pushed rightwards again, the limiting rod 41 drives the rectangular block 51, the fixing rod 52, the clamping block 53 and the sliding block 54 to move rightwards again, the sliding block 54 jacks up the clamping knife 56, when the sliding block 54 moves to the right side of the clamping knife 56, the clamping knife 56 bounces downwards, the limiting rod 41 is loosened, the limiting rod 41 moves leftwards under the action of the spring A42, the clamping knife 56 abuts against the sliding block 54 to move rightwards, the sliding block 54 can be embedded into a groove in the left side of the clamping block 53 and forms a whole with the clamping block 53, when the limiting rod 41 moves leftwards continuously, the sliding block 54 and the clamping block 53 can jack up the clamping knife 56 upwards, and therefore the clamping knife 56 can be separated from the clamping block 53.

When the lifting device works (or is used), the four groups of grapples 23 are hooked on four corners of an object to be lifted, the sliding cylinders 32 slide downwards on the steel cable 22, the steel cable 22 is tightened, the grapples 23 are firmly hooked on the object, the grapples 23 cannot shake to fall off, when the sliding cylinder 32 moves to the position where the steel cable 22 is tightened, the limiting rod 41 is pushed to move rightwards, so that the limiting rod 41 is inserted into the through hole on the supporting rod 33, the supporting rod 33 and the sliding cylinder 32 can not move, meanwhile, the limiting rod 41 drives the rectangular block 51, the fixing rod 52, the clamping block 53 and the sliding block 54 to move rightwards, when the clamping block 53 moves to the position of the clamping knife 56, the clamping block 53 jacks up the clamping knife 56, and when the clamping block 53 moves to the right side of the clamping knife 56, the clamping knife 56 moves downwards under the action of the spring B57, the clamping knife 56 clamps the clamping block 53, so that the limiting rod 41 is limited, and the limiting rod 41 cannot move leftwards to reset under the action of the spring a 42.

When the lifting is released and the grapple 23 needs to be removed from the object, the limiting rod 41 is pushed rightwards again, the limiting rod 41 drives the rectangular block 51, the fixed rod 52, the clamping block 53 and the sliding block 54 to move rightwards again, the sliding block 54 jacks up the clamping knife 56, when the slide block 54 moves to the right side of the clamping knife 56, the clamping knife 56 bounces downwards to loosen the limiting rod 41, the limiting rod 41 moves leftwards under the action of the spring A42, the clamping knife 56 abuts against the slide block 54 to move rightwards, the slide block 54 can be embedded into the groove on the left side of the clamping block 53 to form a whole with the clamping block 53, when the limiting rod 41 continues to move leftwards, the slide block 54 and the clamping block 53 can jack the clamping knife 56 upwards, thereby realizing the separation of the clamping knife 56 and the clamping block 53, the limit rod 41 retreats from the through hole on the support rod 33, the sliding cylinder 32 can then be moved so that the cable 22 is no longer taut and the grapple 23 can be easily removed from the object.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size portal crane convenient to go up and down, includes support frame (1) and sets up equipment of lifting by crane (2) on support frame (1), its characterized in that: the inside of lifting equipment (2) is provided with controlling means (3), the inside of controlling means (3) is provided with spacing subassembly (4), lifting equipment (2) is including hoist motor (21), the top at support frame (1) is fixed to the bottom of hoist motor (21), be provided with cable wire (22) on hoist motor (21), the bottom of cable wire (22) is provided with four groups grapple (23).

2. The small-sized gantry crane convenient to lift and lower as claimed in claim 1, wherein: controlling means (3) include sleeve (31), sleeve (31) are run through by cable wire (22), the bottom at support frame (1) is fixed at the top of sleeve (31), cable wire (22) run through slip section of thick bamboo (32), the top of slip section of thick bamboo (32) is run through by branch (33), the bottom of branch (33) is fixed on the inner wall of slip section of thick bamboo (32), branch (33) pass the bottom of sleeve (31), the bottom of loop bar (34) is run through in branch (33), a plurality of through-hole has been seted up in the left side of branch (33).

3. The small-sized gantry crane convenient to lift and lower as claimed in claim 2, wherein: spacing subassembly (4) include gag lever post (41), gag lever post (41) run through the left side of sleeve (31) and loop bar (34), gag lever post (41) are fixed with the right side of spring A (42), the left side of spring A (42) is fixed on the inner wall of sleeve (31), the inside of sleeve (31) is provided with can carry out spacing buckle subassembly (5) to gag lever post (41).

4. The small-sized gantry crane convenient to lift and lower as claimed in claim 3, wherein: the buckle component (5) comprises a rectangular block (51), the rectangular block (51) is penetrated by the limiting rod (41) and is fixed with the limiting rod (41), the top of the rectangular block (51) is provided with a groove, the left side of the groove at the top of the rectangular block (51) is fixed with the left side of the fixing rod (52), the right side of the fixed rod (52) is fixed with the left side of the clamping block (53), the fixed rod (52) penetrates through the sliding block (54), a cross bar (55) is fixed on the inner wall of the sleeve (31), the cross bar (55) is penetrated by a clamping knife (56), the clamping knife (56) is fixed with the top of the spring B (57), the bottom of the spring B (57) is fixed with the top of the cross rod (55), the left side of the sliding block (54) is fixed with one end of a spring C (58), and the other end of the spring C (58) is fixed with the inner side of a groove in the top of the rectangular block (51).

5. The small-sized gantry crane convenient to lift and lower as claimed in claim 4, wherein: the left side of the clamping block (53) is provided with a groove matched with the sliding block (54), and the sliding block (54) can slide left and right on the fixing rod (52).

6. The small-sized gantry crane convenient to lift and lower as claimed in claim 2, wherein: the top of the loop bar (34) is fixed with the bottom of the fixing plate (6), and the fixing plate (6) is fixed on the inner wall of the sleeve (31).