Manual chain hoisting tool capable of being pushed to move

Abstract

The utility model relates to the technical field of manual chain hoisting tools, and provides a manual chain hoisting tool capable of being pushed, which comprises a hoisting assembly and a driving motor, the hoisting assembly comprises a cross beam, a movable rod, a fixed rod, bottom plates and fixed trundles, and the bottom plates are arranged on both sides below the cross beam. The fixing structure is arranged, the moving block is pulled, the moving block drives the fixing pin to move to the outer portion of the clamping groove, the moving rod is pulled, the moving rod moves in the fixing rod, the moving rod drives the cross beam to move, after the moving rod moves to a proper position, the moving block is loosened, and under the action of the reset spring, the cross beam is fixed. And the reset plate drives the fixing pin to move into the clamping groove, then the movable rod and the fixing rod are fixed to each other, the height of the cross beam is conveniently adjusted through mutual cooperation of the fixing pin and different clamping grooves, the function that the height of the device is conveniently adjusted is achieved, and therefore the use convenience of the manual hoisting tool for the pushable chain is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chain manual hoisting tools, in particular to a pushable chain manual hoisting tool. Background Art

[0002] Chain manual lifting tool is a kind of lifting tool, which is used to lift objects. It is easy to carry, simple and safe to operate. There are many types of it, and a pushable chain manual lifting tool is an important part of it.

[0003] To this end, the patent with publication number CN216272673U discloses a mining ladder reinforcement lifting tool, including a lifting plate, two lifting holes are horizontally penetrated at both ends of the lower edge, and a lifting hole is horizontally penetrated at the upper edge, and the lifting hole is used for the driving to lift the entire lifting tool, and the lifting tool is lifted to a predetermined position according to demand. The two lifting rods are an inverted T-shaped structure, and the upper end of the vertical section thereof is horizontally penetrated with a stretching hole, and the horizontal section thereof is used to extend into the lower side of a stack of vertically stacked ladder reinforcements on the ground. Two lifting chains, one end of which passes through the lifting hole on one side of the lifting plate to connect with the lifting plate, and the other end of which passes through the corresponding stretching hole to connect with the lifting rod, so as to lift the ladder reinforcement; the utility model has a high degree of automation and does not require manual operation. Under the power of the driving crane, a plurality of vertically stacked ladder reinforcements can be transported as a whole through the utility model, which is simple to operate, improves the transportation speed, and completely avoids manual transportation;

[0004] The above-mentioned mining ladder bar lifting tool can transport multiple vertically stacked ladder bars as a whole through the utility model when in use, but it is not functional enough and inconvenient to adjust the height, making it extremely inconvenient to use. Utility Model Content

[0005] The utility model aims to provide a manual lifting tool with a pushable chain, so as to solve the defect that the existing manual lifting tool with a pushable chain has insufficient functions.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a manual lifting tool with a pushable chain, comprising a lifting assembly and a driving motor;

[0007] The hoisting assembly includes a crossbeam, a moving rod, a fixed rod, a bottom plate and fixed casters. The bottom plates are arranged on both sides below the crossbeam, the top of the bottom plates are fixed with fixed rods, the inside of the fixed rods are arranged with moving rods, and the top of the fixed rods are installed with fixed structures on both sides.

[0008] The fixing structure comprises a fixing seat, a movable groove, a moving block, a reset spring, a reset plate, a fixing pin and a clamping groove, the fixing seat is fixed to both sides of the top of the fixing rod, the fixing seat is provided with a movable groove inside, the movable groove is penetrated by a fixing pin inside, one end of the fixing pin extends to the outside of the fixing seat and is fixed with a moving block, a reset spring is sleeved on the outer side of the fixing pin in the movable groove, a reset plate is fixed on the outer wall of the fixing pin at one end of the reset spring away from the moving block, and a clamping groove is evenly provided inside the moving rod at one end of the fixing pin;

[0009] A moving structure is arranged at the bottom of the crossbeam, a driving motor is installed on one side of the crossbeam, chain bodies are evenly arranged on both sides of the bottom end of the moving structure, and a disassembly structure is arranged at the bottom end of the chain body.

[0010] When using the device, by providing a fixed structure, the function of facilitating height adjustment of the device is realized, thereby improving the convenience of the pushable chain manual lifting tool when in use; by providing a movable structure, the function of facilitating movement of the device is realized, thereby improving the stability of the pushable chain manual lifting tool when in use; by providing a disassembly and assembly structure, the function of facilitating hook replacement of the device is realized, thereby improving the applicability of the pushable chain manual lifting tool when in use.

[0011] Preferably, the movable rod and the fixed rod form a sliding structure, and the top end of the movable rod extends to the outside of the fixed rod and is fixedly connected to the bottom end of the crossbeam.

[0012] Preferably, the fixed pin and the moving rod form a snap-fit ​​structure through the snap-fit ​​groove, and the reset plate and the fixed pin form a telescopic structure through the reset spring. Pull the moving block, the moving block drives the fixed pin to move to the outside of the snap-fit ​​groove, pull the moving rod, the moving rod moves inside the fixed rod, and the moving rod drives the crossbeam to move. After moving to a suitable position, release the moving block, and under the action of the reset spring, the reset plate drives the fixed pin to move to the inside of the snap-fit ​​groove, thereby fixing the moving rod and the fixed rod to each other. Through the cooperation between the fixed pin and different snap-fit ​​grooves, the height of the crossbeam can be conveniently adjusted.

[0013] Preferably, the movable structure includes a built-in cavity, a movable seat, a threaded rod and a sliding rod. The built-in cavity is arranged inside the crossbeam. A threaded rod is arranged inside the built-in cavity. The outer side of the threaded rod is threadedly connected to the movable seat. A sliding rod passes through one side of the movable seat.

[0014] Preferably, one end of the threaded rod extends to the outside of the crossbeam and is fixedly connected to the output end of the driving motor, and the moving seat and the sliding rod form a sliding structure. When the driving motor is started, the driving motor drives the threaded rod to rotate inside the built-in cavity, and the threaded rod drives the moving seat to move, and the moving seat moves outside the sliding rod. Under the action of the sliding rod, the threaded rod is prevented from breaking.

[0015] Preferably, the bottom end of the movable seat extends to the outside of the cross beam and is fixedly connected to the top end of the chain body, and both ends of the slide bar are fixedly connected to the inner wall of the cross beam. The movable seat drives the chain body to move, so that the chain body drives the object to move through the disassembly structure.

[0016] Preferably, the disassembly and assembly structure comprises a mounting seat, a connecting block, a hook and a threaded handle, wherein the mounting seat is fixed to the bottom end of the chain body, a connecting block is arranged inside the mounting seat, the bottom end of the connecting block extends to the outside of the mounting seat and is fixed with a hook, and both sides of the mounting seat are threadedly connected with threaded handles. Move the connecting block to the inside of the mounting seat, rotate the threaded handle so that one end of the threaded handle extends to the inside of the connecting block, and then fix the hook and the mounting seat to each other.

[0017] Preferably, the mounting seat and the connecting block are fixed to each other through a threaded handle, and a rubber sleeve is provided on the outer wall of the hook. The rubber sleeve is provided on the outer wall of the hook, and under the action of the rubber sleeve, the contact area and friction between the hook and the object are increased, and the mounting seat and the connecting block are separated from each other by rotating the threaded handle, so that the hook can be easily replaced.

[0018] The utility model provides a manual lifting tool with a pushable chain, which has the advantages of:

[0019] By providing a fixed structure, the moving block is pulled, and the moving block drives the fixed pin to move to the outside of the clamping groove, and the moving rod is pulled, and the moving rod moves inside the fixed rod, and the moving rod drives the crossbeam to move. After moving to a suitable position, the moving block is released, and under the action of the reset spring, the reset plate drives the fixed pin to move to the inside of the clamping groove, so that the moving rod and the fixed rod are fixed to each other. Through the mutual cooperation of the fixed pin and different clamping grooves, the height of the crossbeam is conveniently adjusted, and the function of facilitating the height adjustment of the device is realized, thereby improving the convenience of the pushable chain manual lifting tool when in use;

[0020] By providing a moving structure, starting a driving motor, the driving motor drives the threaded rod to rotate inside the built-in cavity, the threaded rod drives the moving seat to move, the moving seat moves outside the sliding rod, and under the action of the sliding rod, the threaded rod is prevented from breaking, the moving seat drives the chain body to move, so that the chain body drives the object to move through the disassembly structure, and the function of the device being easy to move is realized, thereby improving the stability of the pushable chain manual lifting tool when in use;

[0021] By providing a disassembly and assembly structure, the connecting block is moved to the inside of the mounting seat, and the threaded handle is rotated to extend one end of the threaded handle to the inside of the connecting block, thereby fixing the hook and the mounting seat to each other. A rubber sleeve is provided on the outer wall of the hook. Under the action of the rubber sleeve, the contact area and friction between the hook and the object are increased. The threaded handle is rotated to separate the mounting seat and the connecting block from each other, making it convenient to replace the hook. The function of the device to facilitate the replacement of the hook is realized, thereby improving the applicability of the pushable chain manual lifting tool when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0024] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0025] Figure 4 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0026] Figure 5 This is a schematic diagram of the main cross-sectional structure of the disassembly and assembly structure of the utility model;

[0027] Figure 6 It is a schematic diagram of a top view cross-sectional structure of the mobile structure of the utility model.

[0028] Explanation of the reference numerals in the figure: 1. Lifting assembly; 101. Crossbeam; 102. Moving rod; 103. Fixed rod; 104. Bottom plate; 105. Fixed caster; 2. Fixed structure; 201. Fixed seat; 202. Movable slot; 203. Moving block; 204. Reset spring; 205. Reset plate; 206. Fixed pin; 207. Snap-in slot; 3. Driving motor; 4. Moving structure; 401. Built-in cavity; 402. Moving seat; 403. Threaded rod; 404. Sliding rod; 5. Chain body; 6. Disassembly and assembly structure; 601. Mounting seat; 602. Connecting block; 603. Hook; 604. Threaded handle. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-Figure 6 The utility model provides a pushable chain manual lifting tool, including a lifting assembly 1 and a driving motor 3. The lifting assembly 1 includes a crossbeam 101, a moving rod 102, a fixed rod 103, a bottom plate 104 and a fixed caster 105. Bottom plates 104 are provided on both sides below the crossbeam 101. The top of the bottom plate 104 is fixed with a fixed rod 103. The inside of the fixed rod 103 is provided with a moving rod 102. Fixed structures 2 are installed on both sides of the top of the fixed rod 103. The fixed structure 2 includes a fixed seat 201, a movable groove 202, a moving block 203, a reset spring 204, a reset plate 205, a fixed pin 206 and a clamping groove 207. The fixed seat 201 is fixed to both sides of the top of the fixed rod 103. The inside of the fixed seat 201 is provided with a movable groove 202. The movable groove A fixing pin 206 runs through the interior of 202, one end of the fixing pin 206 extends to the outside of the fixed seat 201 and is fixed with a moving block 203, a return spring 204 is sleeved on the outer side of the fixing pin 206 in the movable groove 202, and a return plate 205 is fixed on the outer wall of the fixing pin 206 at one end of the return spring 204 away from the moving block 203, and a clamping groove 207 is evenly opened inside the moving rod 102 at one end of the fixing pin 206, the fixing pin 206 and the moving rod 102 form a clamping structure through the clamping groove 207, the reset plate 205 and the fixing pin 206 form a telescopic structure through the return spring 204, the moving rod 102 and the fixed rod 103 form a sliding structure, and the top end of the moving rod 102 extends to the outside of the fixed rod 103 and is fixedly connected to the bottom end of the beam 101.

[0031] Reference Figure 2 and Figure 4 As shown, pull the moving block 203, the moving block 203 drives the fixing pin 206 to move to the outside of the snap-in groove 207, pull the moving rod 102, the moving rod 102 moves inside the fixing rod 103, the moving rod 102 drives the beam 101 to move, after moving to the appropriate position, release the moving block 203, under the action of the reset spring 204, the reset plate 205 drives the fixing pin 206 to move to the inside of the snap-in groove 207, so that the moving rod 102 and the fixing rod 103 are fixed to each other, and the height of the beam 101 is conveniently adjusted through the mutual cooperation between the fixing pin 206 and different snap-in grooves 207.

[0032] A movable structure 4 is provided at the bottom of the crossbeam 101, and the movable structure 4 includes a built-in cavity 401, a movable seat 402, a threaded rod 403 and a sliding rod 404. The built-in cavity 401 is provided inside the crossbeam 101, and a threaded rod 403 is provided inside the built-in cavity 401. The outer side of the threaded rod 403 is threadedly connected to the movable seat 402, and a sliding rod 404 passes through one side of the inside of the movable seat 402. One end of the threaded rod 403 extends to the outside of the crossbeam 101 and is fixedly connected to the output end of the driving motor 3. The movable seat 402 and the sliding rod 404 constitute a sliding structure. The bottom end of the movable seat 402 extends to the outside of the crossbeam 101 and is fixedly connected to the top of the chain body 5, and both ends of the sliding rod 404 are fixedly connected to the inner wall of the crossbeam 101.

[0033] Reference Figure 2 and Figure 6 As shown, the drive motor 3 is started, and the drive motor 3 drives the threaded rod 403 to rotate inside the built-in cavity 401, and the threaded rod 403 drives the moving seat 402 to move, and the moving seat 402 moves on the outside of the sliding rod 404. Under the action of the sliding rod 404, the threaded rod 403 is prevented from breaking, and the moving seat 402 drives the chain body 5 to move, so that the chain body 5 drives the object to move through the disassembly and assembly structure 6.

[0034] A driving motor 3 is installed on one side of the crossbeam 101, and chain bodies 5 are evenly arranged on both sides of the bottom end of the moving structure 4. A disassembly structure 6 is arranged at the bottom end of the chain body 5, and the disassembly structure 6 includes a mounting seat 601, a connecting block 602, a hook 603 and a threaded handle 604. The mounting seat 601 is fixed to the bottom end of the chain body 5, and a connecting block 602 is arranged inside the mounting seat 601. The bottom end of the connecting block 602 extends to the outside of the mounting seat 601 and is fixed with a hook 603. Both sides of the inside of the mounting seat 601 are threadedly connected with threaded handles 604. The mounting seat 601 and the connecting block 602 are fixed to each other by the threaded handle 604, and a rubber sleeve is arranged on the outer wall of the hook 603.

[0035] Reference Figure 2 and Figure 5 As shown, the connecting block 602 is moved to the inside of the mounting seat 601, and the threaded handle 604 is rotated so that one end of the threaded handle 604 extends to the inside of the connecting block 602, thereby fixing the hook 603 and the mounting seat 601 to each other. A rubber sleeve is provided on the outer wall of the hook 603. Under the action of the rubber sleeve, the contact area and friction between the hook 603 and the object are increased. The threaded handle 604 is rotated to separate the mounting seat 601 and the connecting block 602 from each other, so that the hook 603 can be replaced conveniently.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A manual lifting tool with a pushable chain, comprising a lifting assembly (1) and a drive motor (3); Features: The hoisting assembly (1) comprises a crossbeam (101), a moving rod (102), a fixed rod (103), a bottom plate (104) and fixed casters (105); bottom plates (104) are provided on both sides below the crossbeam (101); the top of the bottom plate (104) is fixed with a fixed rod (103); the inside of the fixed rod (103) is provided with a moving rod (102); and fixed structures (2) are installed on both sides of the top of the fixed rod (103); The fixing structure (2) comprises a fixing seat (201), a movable groove (202), a moving block (203), a reset spring (204), a reset plate (205), a fixing pin (206) and a clamping groove (207); the fixing seat (201) is fixed to two sides of the top of the fixing rod (103); the fixing seat (201) is provided with a movable groove (202) inside; the movable groove (202) is penetrated by a fixing pin (206); One end of the pin (206) extends to the outside of the fixed seat (201) and is fixed with a moving block (203); a return spring (204) is sleeved on the outside of the fixed pin (206) inside the movable groove (202); a return plate (205) is fixed on the outer wall of the fixed pin (206) at one end of the return spring (204) away from the moving block (203); and a clamping groove (207) is evenly opened inside the moving rod (102) at one end of the fixed pin (206); A movable structure (4) is arranged at the bottom of the crossbeam (101), a driving motor (3) is installed on one side of the crossbeam (101), chain bodies (5) are evenly arranged on both sides of the bottom end of the movable structure (4), and a disassembly structure (6) is arranged at the bottom end of each chain body (5).

2. A pushable chain manual lifting tool according to claim 1, characterized in that: The movable rod (102) and the fixed rod (103) form a sliding structure, and the top end of the movable rod (102) extends to the outside of the fixed rod (103) and is fixedly connected to the bottom end of the crossbeam (101).

3. The pushable chain manual lifting tool according to claim 1, characterized in that: The fixing pin (206) and the moving rod (102) form a snap-fit ​​structure via a snap-fit ​​groove (207), and the reset plate (205) and the fixing pin (206) form a telescopic structure via a reset spring (204).

4. The pushable chain manual lifting tool according to claim 1, characterized in that: The movable structure (4) comprises a built-in cavity (401), a movable seat (402), a threaded rod (403) and a sliding rod (404); the built-in cavity (401) is arranged inside the crossbeam (101); a threaded rod (403) is arranged inside the built-in cavity (401); the outer side of the threaded rod (403) is threadedly connected to the movable seat (402); and a sliding rod (404) passes through one side of the movable seat (402).

5. A pushable chain manual lifting tool according to claim 4, characterized in that: One end of the threaded rod (403) extends to the outside of the crossbeam (101) and is fixedly connected to the output end of the drive motor (3), and the movable seat (402) and the sliding rod (404) form a sliding structure.

6. A pushable chain manual lifting tool according to claim 4, characterized in that: The bottom end of the movable seat (402) extends to the outside of the cross beam (101) and is fixedly connected to the top of the chain body (5), and both ends of the sliding rod (404) are fixedly connected to the inner wall of the cross beam (101).

7. The pushable chain manual lifting tool according to claim 1, characterized in that: The disassembly and assembly structure (6) comprises a mounting seat (601), a connecting block (602), a hook (603) and a threaded handle (604); the mounting seat (601) is fixed to the bottom end of the chain body (5); a connecting block (602) is arranged inside the mounting seat (601); the bottom end of the connecting block (602) extends to the outside of the mounting seat (601) and is fixed with a hook (603); and the threaded handles (604) are threadedly connected to both sides of the mounting seat (601).

8. A pushable chain manual lifting tool according to claim 7, characterized in that: The mounting seat (601) and the connecting block (602) are fixed to each other via a threaded handle (604), and a rubber sleeve is provided on the outer wall of the hook (603).

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