CN214935603U - Building material lifting machine - Google Patents

Abstract

The utility model discloses a building material lifting machine, the on-line screen storage device comprises a base, be equipped with two symmetries in the base and set up and accomodate the groove, accomodate inslot sliding connection and have the telescopic link, be equipped with the stop gear who is used for restricting self to remove in the telescopic link, the telescopic link lower extreme is equipped with the function groove, function inslot rotation is connected with the actuating lever. The utility model discloses a set up convex body and spike, the screw thread that utilizes to take place between actuating lever and the internal thread cover feeds the effect and drives two loop bar fifty percent discount, and make the spike stretch out downwards and keep away from the one end of convex body with the base and prop the height, and simultaneously, the convex body also contacts with ground, and the gyro wheel leaves ground, then, the base just can steadily support subaerial, and the center of support is closer to the positive downside of reel, the stability and the security of this crane during operation have been guaranteed, and simultaneously, accomodate the groove through setting up, can take in the telescopic link and fix and accomodate the groove, reduce the area occupied of base.

Description

Building material lifting machine

Technical Field

The utility model relates to a lifting machine technical field specifically is a building material lifting machine.

Background

The existing hoisting machine can basically meet daily use requirements of building construction, but still has some defects and needs to be improved.

Patent document CN211496695U provides a building material lifts by crane mechanism, which comprises a supporting table, the lower skin weld of brace table has the plug block, the upper surface of brace table leans on back position fixedly connected with cylinder, the upper surface of brace table leans on preceding position welding to have supporting panel, the left wall mounting of supporting panel has pneumatic flexible subassembly, install first connecting pipe and second connecting pipe on pneumatic flexible subassembly's the outer wall respectively, the top input of first connecting pipe is connected with the output of cylinder, the drag hook length on the top of rope two increases, conveniently put the hanging of material, place under the state that rope one is in the receipts, see and stimulate the support frock backward, and can do control to the inclination that supports the frock, and rope two also can be hoisted the material.

And when the hoist hoists the heavy object, its whole focus can be to the direction skew of being close to the heavy object usually, if do not make the school to the center of support of hoist in advance and transfer, just probably behind the hoist the heavy object, the risk of empting takes place, in addition, the bearing structure of hoist can occupy great area on ground when not using, thereby be unfavorable for depositing and transporting of hoist, if can be with hoist bearing structure design for the storage formula, area when the hoist is idle can significantly reduce, consequently, need a building material hoist and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building material lifting machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a building material lifting machine, includes the base, be equipped with two symmetries in the base and set up and accomodate the groove, accomodate inslot sliding connection and have the telescopic link, be equipped with the stop gear who is used for restricting self to remove in the telescopic link, the telescopic link lower extreme is equipped with the function groove, function inslot rotation is connected with the actuating lever.

Preferably, base upper end fixedly connected with props the platform, prop the support arm that platform upper end fixedly connected with slope set up, the support arm upper end is rotated and is connected with the reel.

Preferably, prop a bench end fixed mounting and have the motor, motor output end level sets up and coaxial fixedly connected with wire winding box, wire winding box passes through suspension wire and reel fixed connection.

Preferably, a plurality of symmetrically arranged rollers are fixedly mounted on the side wall of the base.

Preferably, a convex body is arranged at one side of the lower end of the base, which is far away from the telescopic rod.

Preferably, the limiting mechanism comprises a cylindrical groove arranged in the telescopic rod, a spring is fixedly connected to the inner bottom surface of the cylindrical groove, a button is fixedly connected to the upper end of the spring, and the button is connected with the cylindrical groove in a sliding mode.

Preferably, the upper end of the base is provided with a plurality of positioning holes matched with the buttons, and the buttons vertically slide upwards to penetrate through the telescopic rod and are inserted into one of the positioning holes.

Preferably, a separating ring is arranged in the middle of the driving rod, threads with opposite rotation directions are arranged on two sides of the separating ring on the driving rod, an internal thread sleeve is respectively sleeved on the threads with opposite rotation directions on two sides of the driving rod in a threaded manner, a sleeve rod is respectively and rotatably connected to the outer sides of the two internal thread sleeves, and the same supporting foot is rotatably connected between the two sleeve rods.

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

this building material lifting machine is through setting up convex body and spike, the screw feed effect that utilizes to take place between actuating lever and the internal thread cover drives two loop bar fifty percent discount, and make the spike stretch out the functional slot downwards and contact with ground, then, the spike props up the one end that the convex body was kept away from to the base, and simultaneously, the convex body also contacts with ground, and the gyro wheel leaves ground, so, the base just can steadily be supported subaerial, and the center of support is more close to the positive downside of reel, stability and the security of this lifting machine during operation have been guaranteed, and simultaneously, through setting up and accomodate the groove, can accomodate the groove back with the telescopic link income, utilize stop gear to fix the telescopic link, in order to reduce the area occupied of base, make things convenient for depositing and transporting of this lifting machine, improve the practicality of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 5 is a schematic structural view of the internal components of the functional tank of the present invention;

fig. 6 is a structural schematic view of the support working state of the present invention;

fig. 7 is an enlarged schematic structural diagram of a in fig. 3 according to the present invention.

In the figure: 1. a base; 2. a receiving groove; 3. a telescopic rod; 4. a functional groove; 5. a drive rod; 6. supporting a platform; 7. a support arm; 8. a reel; 9. a motor; 10. a winding box; 11. hanging wires; 12. a roller; 13. a convex body; 14. a cylindrical groove; 15. a spring; 16. a button; 17. positioning holes; 18. a spacer ring; 19. an internal thread sleeve; 20. a loop bar; 21. a supporting foot.

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. 1-7, the present invention provides an embodiment:

a building material crane comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a supporting platform 6, the upper end of the supporting platform 6 is fixedly connected with a support arm 7 which is obliquely arranged, the upper end of the support arm 7 is rotatably connected with a reel 8, the upper end of the supporting platform 6 is fixedly provided with a motor 9, the output end of the motor 9 is horizontally arranged and coaxially and fixedly connected with a winding box 10, the winding box 10 is fixedly connected with the reel 8 through a suspension wire 11, the side wall of the base 1 is fixedly provided with a plurality of symmetrically arranged rollers 12, the base 1 can move on the ground by means of the rollers 12 by arranging the rollers 12, so that the crane can be flexibly used in building construction, the lower end of the base 1 and one side far away from a telescopic rod 3 are provided with a convex body 13, through arranging the convex body 13, when the base 1 keeps horizontal, the convex body 13 is not contacted with the ground, the rollers 12 can normally roll with the ground, when the base 1 is inclined, when the convex body 13 contacts with the ground, the roller 12 far away from the convex body 13 will be separated from the ground obviously, and the roller 12 near the convex body 13 will be affected by the contact of the convex body 13 with the ground and will not roll easily.

The base 1 is internally provided with two symmetrically-arranged accommodating grooves 2, the accommodating grooves 2 are internally and slidably connected with telescopic rods 3, the telescopic rods 3 are internally provided with limiting mechanisms for limiting the self movement, each limiting mechanism comprises a cylindrical groove 14 arranged in each telescopic rod 3, a spring 15 is fixedly connected to the inner bottom surface of each cylindrical groove 14, a button 16 is fixedly connected to the upper end of each spring 15, each button 16 is slidably connected with the corresponding cylindrical groove 14, the spring 15 keeps pushing the corresponding button 16 upwards to enable the corresponding button 16 to keep extending out of each telescopic rod 3 under the normal state by arranging the springs 15, the upper end of the base 1 is provided with a plurality of positioning holes 17 matched with the corresponding buttons 16, each button 16 vertically slides upwards to penetrate through each telescopic rod 3 and is inserted into one of the positioning holes 17, and through arranging the positioning holes 17, when each button 16 vertically corresponds to any one positioning hole 17, each spring 15 can keep pushing the corresponding button 16 to be inserted into the corresponding positioning hole 17, so that each telescopic rod 3 cannot move in each accommodating groove 2, further, two positioning holes 17 of one button 16 are correspondingly arranged, and the positions of the two positioning holes 17 are respectively arranged corresponding to the state that the telescopic rod 3 extends out of the accommodating groove 2 and the state that the telescopic rod is completely accommodated in the accommodating groove 2.

The lower end of the telescopic rod 3 is provided with a functional groove 4, the functional groove 4 is rotationally connected with a driving rod 5, the middle of the driving rod 5 is provided with a separating ring 18, the driving rod 5 is positioned at two sides of the separating ring 18 and is provided with threads with opposite turning directions, the threads with opposite turning directions at two sides of the driving rod 5 are respectively in threaded sleeve connection with an internal thread sleeve 19, the outer sides of the two internal thread sleeves 19 are respectively rotationally connected with a sleeve rod 20, the same supporting foot 21 is rotationally connected between the two sleeve rods 20, the surface of the driving rod 5 is provided with the threads with opposite turning directions at two sides and is respectively in threaded sleeve connection with the internal thread sleeve 19, when the driving rod 5 rotates, the threads with opposite turning directions at two sides of the surface of the driving rod 5 respectively generate a thread feeding effect with the internal thread sleeve 19, so that the two internal thread sleeves 19 move towards opposite directions, and further, when the two internal thread sleeves 19 are close to each other, the two rods 20 are folded in half so that the arm brace 21 extends downwardly out of the functional channel 4, and when the two internally threaded sleeves 19 are moved away from each other, the two rods 20 are unfolded so that the arm brace 21 is retracted upwardly into the functional channel 4.

The working principle is as follows: when the base 1 needs to be stably supported on the ground, the driving rod 5 is rotated first, the driving rod 5 respectively performs a thread feeding effect with one internal thread sleeve 19 through threads with opposite rotation directions on two sides, the two internal thread sleeves 19 are made to approach each other, the two internal thread sleeves 19 drive the farthest ends of the two loop bars 20 to approach each other, the two loop bars 20 are folded, the two loop bars 20 drive the supporting feet 21 to extend downwards out of the functional grooves 4 and start to contact with the ground, then, the driving rod 5 is rotated continuously, the supporting feet 21 support the end, far away from the convex body 13, of the base 1 upwards by a certain height, the base 1 tilts to a certain degree, the convex body 13 starts to contact with the ground, then, the roller 12 leaves the ground, and the base 1 is stably supported on the ground by the convex body 13 and the supporting feet 21.

When the telescopic rod 3 needs to be accommodated in the accommodating groove 2, the driving rod 5 is rotated reversely according to the steps, the supporting foot 21 is accommodated in the functional groove 4, then the button 16 is pressed, the button 16 moves towards the cylindrical groove 14 and extrudes the spring 15, the spring 15 is stressed to generate elastic deformation and compress and store elastic potential energy, after the button 16 moves to leave the positioning hole 17, the telescopic rod 3 can be pushed to move towards the accommodating groove 2, after the telescopic rod 3 is completely accommodated in the accommodating groove 2, the button 16 vertically corresponds to another positioning hole 17, the elastic potential energy of the spring 15 is released to push the button 16 to pop out, the button 16 is inserted into the corresponding positioning hole 17 at the moment, the telescopic rod 3 is fixed in the accommodating groove 2, and the accommodating is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (8)

1. A building material lifting machine, includes base (1), its characterized in that: be equipped with two symmetries in base (1) and set up accomodate groove (2), it has telescopic link (3) to accomodate groove (2) sliding connection, be equipped with the stop gear who is used for restricting self to remove in telescopic link (3), telescopic link (3) lower extreme is equipped with function groove (4), function groove (4) internal rotation is connected with actuating lever (5).

2. A building material hoist as claimed in claim 1, characterized in that: base (1) upper end fixedly connected with props platform (6), prop support arm (7) that platform (6) upper end fixedly connected with slope set up, support arm (7) upper end rotation is connected with reel (8).

3. A building material hoist as claimed in claim 2, characterized in that: prop platform (6) upper end fixed mounting have motor (9), motor (9) output level sets up and coaxial fixedly connected with wire winding box (10), wire winding box (10) are through suspension wire (11) and reel (8) fixed connection.

4. A building material hoist as claimed in claim 1, characterized in that: the side wall of the base (1) is fixedly provided with a plurality of rollers (12) which are symmetrically arranged.

5. A building material hoist as claimed in claim 1, characterized in that: and a convex body (13) is arranged at the lower end of the base (1) and at one side far away from the telescopic rod (3).

6. A building material hoist as claimed in claim 1, characterized in that: the limiting mechanism comprises a cylindrical groove (14) formed in the telescopic rod (3), a spring (15) is fixedly connected to the inner bottom surface of the cylindrical groove (14), a button (16) is fixedly connected to the upper end of the spring (15), and the button (16) is in sliding connection with the cylindrical groove (14).

7. The building material hoist of claim 6, wherein: the upper end of the base (1) is provided with a plurality of positioning holes (17) matched with the buttons (16), and the buttons (16) vertically slide upwards to penetrate through the telescopic rod (3) and are inserted into one of the positioning holes (17) to be arranged.

8. A building material hoist as claimed in claim 1, characterized in that: be equipped with spacer ring (18) in the middle of actuating lever (5), the both sides that actuating lever (5) are located spacer ring (18) are equipped with to the opposite screw thread soon, the both sides that are equipped with on actuating lever (5) revolve to opposite screw thread respectively screw thread cup joint have one internal thread cover (19), two the external side of internal thread cover (19) rotates respectively and is connected with a loop bar (20), rotates between two loop bars (20) and is connected with same spike (21).

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