CN214935318U - Lifting hook crossbeam of adjustable lifting hook interval - Google Patents
Lifting hook crossbeam of adjustable lifting hook interval Download PDFInfo
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- CN214935318U CN214935318U CN202121460153.6U CN202121460153U CN214935318U CN 214935318 U CN214935318 U CN 214935318U CN 202121460153 U CN202121460153 U CN 202121460153U CN 214935318 U CN214935318 U CN 214935318U
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Abstract
The utility model relates to the technical field of lifting appliances, in particular to a lifting hook beam capable of adjusting the distance between lifting hooks, which comprises a main body, a left mounting plate, a right mounting plate, a motor, a hook, a bidirectional screw rod, a sliding block and a T-shaped block; the left mounting plate and the right mounting plate are respectively arranged on two sides of the main body; the bidirectional screw rod is rotatably arranged on the left mounting plate and the right mounting plate and is positioned in the main body, and the motor is arranged on the right mounting plate and is in power connection with the bidirectional screw rod; the sliding block is arranged on the main body in a sliding mode and is in threaded connection with the bidirectional lead screw, the T-shaped block is arranged on the main body in a sliding mode and extends to the periphery of the main body; the guide rod is arranged on the sliding block in a sliding mode and connected with the T-shaped block, and the hook is arranged on the T-shaped block and located on the periphery of the main body; the guide strip is arranged on the main body, and the pulley is arranged on the main body in a rolling manner and clamped on the guide strip; the rotating shaft is arranged on the T-shaped block in a sliding mode and is connected with the pulley in a rotating mode. The utility model has simple operation, convenient adjustment and high adjustment precision; the bidirectional screw rod is effectively protected, and the practicability is good.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a lifting hook crossbeam of adjustable lifting hook interval.
Background
A hook, which is the most common type of spreader in hoisting machinery, is typically arranged on a hook beam. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like. Generally, one crane is only provided with one lifting hook, and some cranes are provided with a plurality of lifting hooks for realizing multipoint suspension, and the traditional Chinese patent application No. CN201620840121.1 is named as a lifting hook beam capable of adjusting the distance between the lifting hooks; the guide groove is formed in the lifting hook cross beam, so that the lifting hook can freely move in the guide groove, the distance between the lifting hooks is adjusted, and the lifting hook cross beam is suitable for lifting objects with different lengths; however, the distance between the lifting hooks is not convenient to adjust, and needs to be adjusted in advance; in addition, partial equipment on the market can adjust the distance between the sliding block provided with the pulley and the hook through the lead screw, but when carrying objects, the pull force received by the hook for a long time can deform the lead screw and the rotating shaft on the pulley, so that the adjusting effect is influenced, and the hook is not practical.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
In order to solve the technical problems existing in the background technology, the utility model provides a lifting hook beam capable of adjusting the distance between lifting hooks, which adjusts the position of a slide block by driving a bidirectional screw rod to rotate through a motor, thereby adjusting the positions of a T-shaped block and a hook; the operation is simple, the adjustment is convenient, and the adjustment precision is high; the pressure of the T-shaped block on the rotating shaft when the hook carries the object is removed through the rectangular through hole on the T-shaped block; the T-shaped block slides with the sliding block through the guide rod, so that the pulling force of the T-shaped block on the sliding block when the hook carries a load is removed, the bidirectional screw rod is effectively protected, and the deformation of the bidirectional screw rod is prevented; the practicability is good.
(II) technical scheme
The utility model provides a lifting hook beam capable of adjusting the distance between lifting hooks, which comprises a main body, a left mounting plate, a right mounting plate, a motor, a hook, a bidirectional screw rod, a slide block, a guide rod, a T-shaped block, a rotating shaft, a pulley and a guide strip;
the main body is provided with an upper working groove and a lower working groove, and the left mounting plate and the right mounting plate are respectively arranged on two sides of the main body and cover the upper working groove and the lower working groove; the bidirectional screw rod is rotatably arranged on the left mounting plate and the right mounting plate and is positioned in the main body, and the motor is arranged on the right mounting plate and is in power connection with the bidirectional screw rod; the sliding block is arranged on the main body in a sliding mode and is in threaded connection with the bidirectional lead screw, and the sliding block is located in the upper working groove; the T-shaped block is arranged on the main body in a sliding mode and is positioned in the upper working groove, and the T-shaped block penetrates through the lower working groove and extends to the periphery of the main body; the guide rod is arranged on the sliding block in a sliding mode and connected with the T-shaped block, and the hook is arranged on the T-shaped block and located on the periphery of the main body; the guide strip is arranged on the main body and positioned in the lower working groove, and the pulley is arranged on the main body in a rolling manner and clamped on the guide strip; the rotating shaft is arranged on the T-shaped block in a sliding mode and is connected with the pulley in a rotating mode.
Preferably, the T-shaped block is provided with a rectangular through hole, the width of the rectangular through hole is the same as the diameter of the rotating shaft, and the length of the rectangular sliding groove is larger than the diameter of the rotating shaft.
Preferably, the number of the guide rods is two, and the two guide rods are respectively positioned on two sides of the bidirectional screw rod.
Preferably, the rotating shaft is provided with a fixing block and a spring, the rotating shaft is connected with the T-shaped block in a sliding mode through the fixing block, and the spring is arranged at the top of the fixing block and connected with the T-shaped block.
Preferably, the left mounting plate and the right mounting plate are detachably connected with the main body.
Preferably, the number of the guide bars and the pulleys is two and the guide bars and the pulleys are respectively positioned at two sides of the T-shaped block.
Preferably, the hook is rotatably connected with the T-shaped block.
Preferably, the motor is connected with the bidirectional screw rod through a connecting key.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: when the utility model is operated, the motor is started to drive the bidirectional screw to rotate, and the sliding block arranged on the main body in a sliding way moves through the bidirectional screw, so that the positions of the T-shaped block and the hook are adjusted; after the object is fixed by the hook and lifted; the lower end of the T-shaped block is tightly abutted against the main body, and the rotating shaft slides on the T-shaped block through the fixing block to remove the pressure of the T-shaped block on the rotating shaft when the hook carries a load; meanwhile, the T-shaped block slides with the sliding block through the guide rod, and the pulling force of the T-shaped block on the sliding block when the hook carries the object is removed; when the hook unloads an object, the spring resets and pushes the hook and the T-shaped block to move upwards and enables the bottom of the T-shaped block to be separated from the main body, a gap is reserved, so that the motor moves through the pulley when the hook is adjusted, and the friction force is reduced; the utility model has simple operation, convenient adjustment and high adjustment precision; the bidirectional screw rod is effectively protected, and the deformation of the bidirectional screw rod is prevented; the practicability is good.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of a lifting hook beam of adjustable lifting hook interval.
Fig. 2 is a schematic sectional view of a hook beam of the present invention with adjustable hook spacing.
Reference numerals: 1. a main body; 2. a left mounting plate; 3. a right mounting plate; 4. a motor; 5. hooking; 6. a bidirectional lead screw; 7. a slider; 8. a guide bar; 9. a T-shaped block; 10. a rotating shaft; 11. a pulley; 12. an upper working groove; 13. a lower working groove; 14. and (4) a guide strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-2, the utility model provides a lifting hook beam capable of adjusting the distance between lifting hooks, which comprises a main body 1, a left mounting plate 2, a right mounting plate 3, a motor 4, a hook 5, a bidirectional screw 6, a slider 7, a guide rod 8, a T-shaped block 9, a rotating shaft 10, a pulley 11 and a guide strip 14;
the main body 1 is provided with an upper working groove 12 and a lower working groove 13, and the left mounting plate 2 and the right mounting plate 3 are respectively arranged at two sides of the main body 1 and cover the upper working groove 12 and the lower working groove 13; the bidirectional screw 6 is rotatably arranged on the left mounting plate 2 and the right mounting plate 3 and is positioned in the main body 1, and the motor 4 is arranged on the right mounting plate 3 and is in power connection with the bidirectional screw 6; the sliding block 7 is arranged on the main body 1 in a sliding mode and is in threaded connection with the bidirectional screw 6, and the sliding block 7 is located in the upper working groove 12; the T-shaped block 9 is arranged on the main body 1 in a sliding manner and is positioned in the upper working groove 12, and the T-shaped block 9 penetrates through the lower working groove 13 and extends to the periphery of the main body 1; the guide rod 8 is arranged on the sliding block 7 in a sliding mode and connected with the T-shaped block 9, and the hook 5 is arranged on the T-shaped block 9 and located on the periphery of the main body 1; the guide strip 14 is arranged on the main body 1 and positioned in the lower working groove 13, and the pulley 11 is arranged on the main body 1 in a rolling manner and clamped on the guide strip 14; the rotating shaft 10 is arranged on the T-shaped block 9 in a sliding mode and is connected with the pulley 11 in a rotating mode.
In an optional embodiment, a rectangular through hole is formed in the T-shaped block 9, the width of the rectangular through hole is the same as the diameter of the rotating shaft 10, and the length of the rectangular sliding groove is larger than the diameter of the rotating shaft 10, so that the T-shaped block 9 cannot be extruded to the rotating shaft 10 and the pulley 11 when being stressed, the rotating shaft 10 is protected, and the rotating shaft 10 is prevented from being deformed.
In an alternative embodiment, the number of the guide rods 8 is two, and the two guide rods 8 are respectively located at two sides of the bidirectional screw 6.
In an alternative embodiment, the rotating shaft 10 is provided with a fixing block and a spring, the rotating shaft 10 is slidably connected with the T-shaped block 9 through the fixing block, and the spring is arranged at the top of the fixing block and connected with the T-shaped block 9.
In an alternative embodiment, the left mounting plate 2 and the right mounting plate 3 are detachably connected with the main body 1, so that the installation is convenient.
In an alternative embodiment, the number of guide strips 14 and pulleys 11 is two and located on each side of the T-block 9.
In an alternative embodiment, the hook 5 is pivotally connected to the T-block 9.
In an alternative embodiment, the motor 4 is connected with the bidirectional lead screw 6 through a connecting key, so that maintenance and replacement are facilitated.
When the utility model is operated, the motor 4 is started to drive the bidirectional screw 6 to rotate, and the slide block 7 arranged on the main body 1 in a sliding way moves through the bidirectional screw 6, so that the positions of the T-shaped block 9 and the hook 5 are adjusted; after the object is fixed by the hook 5 and the object is lifted; the lower end of the T-shaped block 9 is tightly abutted against the main body 1, and the rotating shaft 10 slides on the T-shaped block 9 through the fixed block to remove the pressure of the T-shaped block 9 on the rotating shaft 10 when the hook 5 carries a load; meanwhile, the T-shaped block 9 slides with the sliding block 7 through the guide rod 8, and the pulling force of the T-shaped block 9 on the sliding block 7 is removed when the hook 5 carries objects; when the hook 5 unloads an object, the spring resets and pushes the hook 5 and the T-shaped block 9 to move upwards and make the bottom of the T-shaped block 9 separated from the main body 1, a gap is reserved, so that the motor 4 moves through the pulley 11 when the hook 5 is adjusted, and the friction force is reduced; the utility model has simple operation, convenient adjustment and high adjustment precision; the bidirectional screw rod is effectively protected, and the deformation of the bidirectional screw rod is prevented; the practicability is good.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A lifting hook cross beam capable of adjusting the distance between lifting hooks is characterized by comprising a main body (1), a left mounting plate (2), a right mounting plate (3), a motor (4), a hook (5), a bidirectional screw rod (6), a sliding block (7), a guide rod (8), a T-shaped block (9), a rotating shaft (10), a pulley (11) and a guide strip (14);
an upper working groove (12) and a lower working groove (13) are arranged on the main body (1), and the left mounting plate (2) and the right mounting plate (3) are respectively arranged on two sides of the main body (1) and cover the upper working groove (12) and the lower working groove (13); the bidirectional screw rod (6) is rotatably arranged on the left mounting plate (2) and the right mounting plate (3) and is positioned in the main body (1), and the motor (4) is arranged on the right mounting plate (3) and is in power connection with the bidirectional screw rod (6); the sliding block (7) is arranged on the main body (1) in a sliding mode and is in threaded connection with the bidirectional lead screw (6), and the sliding block (7) is located in the upper working groove (12); the T-shaped block (9) is arranged on the main body (1) in a sliding manner and is positioned in the upper working groove (12), and the T-shaped block (9) penetrates through the lower working groove (13) and extends to the periphery of the main body (1); the guide rod (8) is arranged on the sliding block (7) in a sliding mode and connected with the T-shaped block (9), and the hook (5) is arranged on the T-shaped block (9) and located on the periphery of the main body (1); the guide strip (14) is arranged on the main body (1) and positioned in the lower working groove (13), and the pulley (11) is arranged on the main body (1) in a rolling manner and clamped on the guide strip (14); the rotating shaft (10) is arranged on the T-shaped block (9) in a sliding mode and is connected with the pulley (11) in a rotating mode.
2. A lifting hook cross beam with adjustable lifting hook spacing as claimed in claim 1, characterized in that the T-shaped block (9) is provided with a rectangular through hole, the width dimension of the rectangular through hole is the same as the diameter of the rotating shaft (10), and the length dimension of the rectangular sliding groove is larger than the diameter of the rotating shaft (10).
3. A lifting hook cross beam with adjustable lifting hook spacing according to claim 1, characterised in that the number of guide rods (8) is two and that the two sets of guide rods (8) are located on either side of the two-way lead screw (6).
4. A lifting hook cross beam with adjustable lifting hook spacing as claimed in claim 1, characterized in that the rotating shaft (10) is provided with a fixed block and a spring, the rotating shaft (10) is slidably connected with the T-shaped block (9) through the fixed block, and the spring is arranged on the top of the fixed block and connected with the T-shaped block (9).
5. A lifting hook cross beam with adjustable lifting hook spacing as claimed in claim 1, characterised in that the left mounting plate (2) and the right mounting plate (3) are detachably connected to the main body (1).
6. A lifting hook cross beam with adjustable lifting hook spacing according to claim 1, characterised in that the number of guide strips (14) and pulleys (11) is two and located on each side of the T-block (9).
7. A lifting hook cross member with adjustable lifting hook spacing as claimed in claim 1, characterised in that the hook (5) is pivotally connected to the T-block (9).
8. A lifting hook cross beam with adjustable lifting hook spacing as claimed in claim 1, characterised in that the motor (4) is connected to the bidirectional lead screw (6) by a connecting key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121460153.6U CN214935318U (en) | 2021-06-29 | 2021-06-29 | Lifting hook crossbeam of adjustable lifting hook interval |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121460153.6U CN214935318U (en) | 2021-06-29 | 2021-06-29 | Lifting hook crossbeam of adjustable lifting hook interval |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214935318U true CN214935318U (en) | 2021-11-30 |
Family
ID=79074993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121460153.6U Active CN214935318U (en) | 2021-06-29 | 2021-06-29 | Lifting hook crossbeam of adjustable lifting hook interval |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214935318U (en) |
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2021
- 2021-06-29 CN CN202121460153.6U patent/CN214935318U/en active Active
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