CN210599976U - Spring buffering lifting tool - Google Patents
Spring buffering lifting tool Download PDFInfo
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- CN210599976U CN210599976U CN201921654015.4U CN201921654015U CN210599976U CN 210599976 U CN210599976 U CN 210599976U CN 201921654015 U CN201921654015 U CN 201921654015U CN 210599976 U CN210599976 U CN 210599976U
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Abstract
The utility model discloses a spring buffering lifting tool in the field of lifting tools, which comprises a lifting frame, wherein the bottom surface inside the lifting frame is provided with a lower fixed seat, the upper side of the lower fixed seat is vertically provided with a compression spring, the upper end of the compression spring is provided with an upper moving seat, the upper side of the lower fixed seat is provided with a lower positioning sleeve corresponding to the lower end of a compression spring, the lower side of the upper moving seat is provided with an upper positioning sleeve corresponding to the upper end of the compression spring, the upper moving seat, the lower fixed seat and the hanging frame are respectively provided with a first through hole, a second through hole and a third through hole, the compression spring is characterized in that a central suspension rod is axially arranged in the compression spring, the central suspension rod sequentially penetrates through a first through hole, a second through hole and a third through hole from top to bottom, a compression nut is connected to the upper end of the central suspension rod in a threaded mode, the lower end of the compression nut is in contact with an upper moving seat, a positioning nut is connected to the position, below the third through hole, of the central suspension rod in a threaded mode, and the upper end of the positioning nut is in contact with. The utility model discloses can hoist the heavy object, play the effect of shock attenuation buffering, protect the jib and by the hoist object.
Description
Technical Field
The utility model belongs to the lifting device field, in particular to spring buffering lifting device.
Background
In the prior art, the hoisting tool is a material handling tool for lifting or jacking heavy objects. Various lifting tools have different purposes and different structures, but all have lifting mechanisms for realizing the basic action of lifting. The material can be suspended and lifted by flexible members such as a steel wire rope or a hoisting chain, and can also be lifted by a screw or other rigid members. In the prior art, a crane is generally adopted to lift a heavy object, a lifting hook of the crane lifts the heavy object into the air through a lifting rod and then moves, and the crane has the following defects: the hanger rod is a rigid part, the acting force of directly lifting a heavy object on the hanger rod and the lifting hook is larger, and the hanger rod is easy to damage; and adopt the jib directly to hoist equipment can lead to not having the buffering, and is great to the impact of equipment, and equipment is damaged easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a spring buffering lifts by crane instrument can lift the heavy object, plays the effect of shock attenuation buffering, protects the jib and is hung the object, prolongs the life of instrument.
The purpose of the utility model is realized like this: a spring buffering lifting tool comprises a lifting frame, wherein a lower fixed seat is arranged on the bottom surface inside the lifting frame, a compression spring is vertically arranged on the upper side of the lower fixed seat, an upper moving seat is arranged at the upper end of the compression spring, a lower positioning sleeve is arranged on the upper side of the lower fixed seat corresponding to the lower end of a compression spring, an upper positioning sleeve is arranged on the lower side of the upper moving seat corresponding to the upper end of the compression spring, the upper moving seat, the lower fixed seat and the hanging frame are respectively provided with a first through hole, a second through hole and a third through hole, the compression spring is characterized in that a central suspension rod is axially arranged in the compression spring, the central suspension rod sequentially penetrates through a first through hole, a second through hole and a third through hole from top to bottom, the central suspension rod and the through holes are in clearance fit, a compression nut is in threaded connection with the upper end of the central suspension rod, the lower end of the compression nut is in contact with an upper moving seat, a positioning nut is in threaded connection with the position, below the third through hole, of the central suspension rod, and the upper end of the positioning nut is in contact with.
The utility model discloses the during operation links to each other the lower extreme of heavy object and central jib, and the lifting hook of loop wheel machine hangs the hanging frame, realizes hoisting the heavy object, and under the action of gravity of heavy object, central jib downstream, upward shift seat also downstream, with compression spring compress down, go up the position sleeve and position the compression spring location with lower position sleeve, prevent compression spring dislocation. Compared with the prior art, the beneficial effects of the utility model reside in that: can hoist the heavy object, play the effect of shock attenuation buffering, the protection jib with by the hoist object, the life of extension instrument.
As a further improvement of the utility model, the cross-section of going up the removal seat and fixing base down all is circular, goes up and is provided with the shock attenuation body that adopts elastic material to make between removal seat circumference edge and the lower fixing base edge circumference edge, and the shock attenuation body includes the horizontal support portion of upper end, the horizontal support portion of lower extreme and middle annular support portion, and the locating hole has all been seted up at the horizontal support portion center of upper end and lower extreme, goes up the removal seat downside and is provided with the location portion of inserting the horizontal support portion locating hole of upper end, and the lower fixing base upside is provided with the location portion of inserting. The shock absorber can strengthen the shock attenuation buffering effect, and the shock absorber can adopt rubber, silica gel or metal to make.
As a further improvement, the annular supporting part outside is provided with two at least annular inner grooves, all is provided with the rubber ring in every inner groove. The rubber ring may further enhance the elasticity of the annular support.
As a further improvement, the horizontal support portion of upper end is provided with the annular and goes up the location arch, goes up the removal seat downside and is provided with and can hold the protruding male recess of location, the horizontal support portion of lower extreme is provided with the annular and fixes a position protruding down, and the fixing base upside is provided with and can holds down protruding male recess of location. This technical scheme can improve the positioning accuracy of shock absorber.
As a further improvement of the utility model, the axes of the upper moving seat, the compression spring, the central suspender and the lower fixing seat are mutually coincided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The suspension device comprises a suspension frame 1, a lower fixed seat 2, a positioning part 2a, a compression spring 3, an upper moving seat 4, a positioning part 4a, a lower positioning sleeve 5, an upper positioning sleeve 6, a first through hole 7, a second through hole 8, a third through hole 9, a compression nut 10, a positioning nut 11, a damping body 12, a horizontal supporting part 12a, an annular supporting part 12b, a rubber ring 12c, an upper positioning bulge 13, a lower positioning bulge 14 and a central suspension rod 15.
Detailed Description
As shown in figure 1, the spring buffering lifting tool comprises a lifting frame 1, wherein a lower fixed seat 2 is arranged on the bottom surface inside the lifting frame 1, a compression spring 3 is vertically arranged on the upper side of the lower fixed seat 2, an upper moving seat 4 is arranged at the upper end of the compression spring 3, a lower positioning sleeve 5 is arranged on the upper side of the lower fixed seat 2 corresponding to the lower end of the compression spring, an upper positioning sleeve 6 is arranged on the lower side of the upper moving seat 4 corresponding to the upper end of the compression spring, through holes I7, II 8 and III 9 are respectively arranged at the bottoms of the upper moving seat 4, the lower fixed seat 2 and the lifting frame 1, a central boom 15 is axially arranged inside the compression spring 3, the central boom 15 sequentially passes through the through holes I7, II 8 and III 9 from top to bottom, the central boom 15 is in clearance fit with the through holes, a compression nut 10 is in threaded connection with the upper end of the central boom 15, the lower end of the compression nut 10 is in contact, the upper end of the positioning nut 11 is contacted with the bottom of the hanging frame 1.
The cross section of going up movable seat 4 and lower fixing base 2 all is circular, it is provided with the damper 12 that adopts elastic material to make to go up between 4 circumference edges of movable seat and the 2 limit circumference edges of lower fixing base, damper 12 includes the horizontal support portion 12a of upper end, the horizontal support portion 12a and the annular support portion 12b in the middle of the horizontal support portion 12a of lower extreme, the locating hole has all been seted up at the horizontal support portion 12a center of upper end and lower extreme, it is provided with location portion 4a who inserts the horizontal support portion 12a locating hole of upper end to go up 4 downside of movable seat, 2 upsides of lower fixing base are provided with location portion 2a who. The shock absorber 12 can enhance the shock absorbing and buffering effect, and the shock absorber 12 can be made of rubber, silica gel or metal.
The annular support portion 12b outside is provided with two at least annular inner grooves, all is provided with rubber ring 12c in every inner groove. The rubber ring 12c may further enhance the elasticity of the annular support portion 12 b.
The horizontal support part 12a of the upper end is provided with an annular upper positioning bulge 13, the lower side of the upper moving seat 4 is provided with a groove which can be inserted by the upper positioning bulge 13, the horizontal support part 12a of the lower end is provided with an annular lower positioning bulge 14, and the upper side of the lower fixed seat 2 is provided with a groove which can be inserted by the lower positioning bulge 14. This technical scheme can improve the positioning accuracy of damper 12.
The axes of the upper moving seat 4, the compression spring 3, the central suspension rod 15 and the lower fixed seat 2 are mutually coincident.
The utility model discloses the during operation links to each other the lower extreme of heavy object and central jib 15, and the lifting hook of loop wheel machine hangs and hangs hanging frame 1, realizes hoisting the heavy object, and under the action of gravity of heavy object, central jib 15 moves down, and upward movement seat 4 also moves down, compresses compression spring 3 downwards, goes up position sleeve 6 and fixes a position compression spring 3 with lower position sleeve 5, prevents compression spring 3 dislocation. The utility model has the advantages that: can hoist the heavy object, play the effect of shock attenuation buffering, the protection jib with by the hoist object, the life of extension instrument.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. A spring buffering lifting tool is characterized by comprising a lifting frame, wherein a lower fixed seat is arranged on the bottom surface inside the lifting frame, a compression spring is vertically arranged on the upper side of the lower fixed seat, an upper moving seat is arranged at the upper end of the compression spring, a lower positioning sleeve is arranged on the upper side of the lower fixed seat corresponding to the lower end of a compression spring, an upper positioning sleeve is arranged on the lower side of the upper moving seat corresponding to the upper end of the compression spring, the upper moving seat, the lower fixed seat and the hanging frame are respectively provided with a first through hole, a second through hole and a third through hole, the compression spring is characterized in that a central suspension rod is axially arranged in the compression spring, the central suspension rod sequentially penetrates through a first through hole, a second through hole and a third through hole from top to bottom, the central suspension rod and the through holes are in clearance fit, a compression nut is in threaded connection with the upper end of the central suspension rod, the lower end of the compression nut is in contact with an upper moving seat, a positioning nut is in threaded connection with the position, below the third through hole, of the central suspension rod, and the upper end of the positioning nut is in contact with.
2. The spring buffering lifting tool as claimed in claim 1, wherein the upper moving seat and the lower fixing seat are both circular in cross section, a damping body made of elastic material is arranged between the circumferential edge of the upper moving seat and the circumferential edge of the lower fixing seat, the damping body comprises an upper horizontal support part, a lower horizontal support part and a middle annular support part, the centers of the upper horizontal support part and the lower horizontal support part are respectively provided with a positioning hole, a positioning part inserted into the positioning hole of the upper horizontal support part is arranged on the lower side of the upper moving seat, and a positioning part inserted into the positioning hole of the lower horizontal support part is arranged on the upper side of the lower fixing seat.
3. The spring-cushioned lift tool of claim 2, wherein the annular support portion has at least two annular inner grooves disposed on an outer side thereof, each inner groove having a rubber ring disposed therein.
4. The spring buffering lifting tool as claimed in claim 2 or 3, wherein the horizontal support part at the upper end is provided with an annular upper positioning protrusion, the lower side of the upper moving seat is provided with a groove for allowing the upper positioning protrusion to be inserted, the horizontal support part at the lower end is provided with an annular lower positioning protrusion, and the upper side of the lower fixing seat is provided with a groove for allowing the lower positioning protrusion to be inserted.
5. A spring buffered lifting tool as claimed in any of claims 1 to 3 wherein the axes of the upper movable mount, compression spring, central boom and lower fixed mount coincide with one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921654015.4U CN210599976U (en) | 2019-09-30 | 2019-09-30 | Spring buffering lifting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921654015.4U CN210599976U (en) | 2019-09-30 | 2019-09-30 | Spring buffering lifting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210599976U true CN210599976U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921654015.4U Active CN210599976U (en) | 2019-09-30 | 2019-09-30 | Spring buffering lifting tool |
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| Country | Link |
|---|---|
| CN (1) | CN210599976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253664A (en) * | 2020-11-02 | 2021-01-22 | 安徽奥丰汽车配件有限公司 | High-strength rubber support for large automobile |
-
2019
- 2019-09-30 CN CN201921654015.4U patent/CN210599976U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253664A (en) * | 2020-11-02 | 2021-01-22 | 安徽奥丰汽车配件有限公司 | High-strength rubber support for large automobile |
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