CN106829798A - A kind of lowering or hoisting gear - Google Patents
A kind of lowering or hoisting gear Download PDFInfo
- Publication number
- CN106829798A CN106829798A CN201710053313.7A CN201710053313A CN106829798A CN 106829798 A CN106829798 A CN 106829798A CN 201710053313 A CN201710053313 A CN 201710053313A CN 106829798 A CN106829798 A CN 106829798A
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- CN
- China
- Prior art keywords
- clamp
- guide post
- groove
- elastomeric element
- fluid cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of lowering or hoisting gear, at least include：Guide post, fluid cylinder, elastomeric element, clamp, cover plate, pressing plate and fairlead；There is the first groove in guide post；The expansion link of fluid cylinder is stretched into the first groove；Pressing plate is arranged on expansion link；Fairlead covers on the guide bar；Cover plate is connected with fairlead；Clamp is arranged in cover plate；Elastomeric element is arranged between cover plate and clamp, and the original state of elastomeric element is compressive state, the outer wall of the elastic force direction of elastomeric element towards guide post；Clamp and pressing plate contact of incline plane；There is the second groove on the outer wall of guide post.Clamp and platen design are contact of incline plane by the present invention, in the second groove that clamp enters on guide post in the presence of the expansion link of fluid cylinder, realize self-locking；Clamp is removed under the pressure effect of pressing plate from the second groove, unblock is realized, it is achieved thereby that self-locking of the invention and unlocking function.
Description
Technical field
The present invention relates to field of mechanical technique, more particularly to a kind of lowering or hoisting gear.
Background technology
Jacking equipment be it is a kind of can realize the equipment that delivered article is raised and lowered, it is simple, efficiently, reliability it is high
Jacking equipment meet very much using and cost the need for.At present, with modern production and the development of application, to jacking equipment
The requirement more and more higher of energy, can realize self-locking, to prevent equipment outside in many application requirements jacking equipments in ad-hoc location
There is sliding in the presence of power or rock, so as to influence the stability of carried article, cause certain accident, and requirement to set
It is standby to be simply and reliably unlocked.At present, existing jacking equipment lacks self-locking and unlocking mechanism.
The content of the invention
The present invention by providing a kind of lowering or hoisting gear, solve in the prior art cannot self-locking and unblock technical problem,
Realize the technique effect of self-locking and unlocking function.
The invention provides a kind of lowering or hoisting gear, at least include：Guide post, fluid cylinder, elastomeric element, clamp, cover plate, pressure
Plate and fairlead；There is the first groove in the guide post；The expansion link of the fluid cylinder is stretched into first groove；It is described
Pressing plate is arranged on the expansion link；The fairlead is enclosed within the guide post；The cover plate is connected with the fairlead；Institute
Clamp is stated to be arranged in the cover plate；The elastomeric element is arranged between the cover plate and the clamp, and the elastic portion
The original state of part is compressive state, the outer wall of the elastic force direction of the elastomeric element towards the guide post；The clamp with
The pressing plate contact of incline plane；There is the second groove on the outer wall of the guide post.
Further, the outer wall of the elastic force direction of the elastomeric element vertically guide post.
Further, the clamp is notch plate, and concave wall matches with the outer wall of the guide post.
Further, second groove is annular groove.
Further, the fluid cylinder is coaxially connected with the guide post.
Further, there is tapped through hole on the pressing plate；There is external screw thread on the expansion link of the fluid cylinder；The spiral shell
Line through hole is connected through a screw thread with the external screw thread, and is locked by bolt.
Further, also at least include：Support board；The support board is connected with the fairlead.
Further, the fluid cylinder is cylinder or oil cylinder.
One or more technical schemes provided in the present invention, at least have the following technical effect that or advantage：
It is contact of incline plane by clamp and platen design, clamp enters on guide post in the presence of the expansion link of fluid cylinder
In second groove, self-locking is realized；Clamp is removed under the pressure effect of pressing plate from the second groove, unblock is realized, so as to realize
Self-locking of the invention and unlocking function.
Brief description of the drawings
Fig. 1 is the sectional view of lowering or hoisting gear provided in an embodiment of the present invention；
Fig. 2 is the structural representation of guide post 9 in Fig. 1；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the sectional view of Fig. 1 center platens 3；
Fig. 5 is the top view of Fig. 1 center platens 3；
Fig. 6 is the top view of clamp 5 in Fig. 1；
Wherein, 1- fluid cylinders, 2- connecting plates, 3- pressing plates, 4- cover plates, 5- clamps, 6- elastomeric elements, 7- support boards, 8- leads
To set, 9- guide posts, the grooves of 10- first, the grooves of 11- second, 12- tapped through holes.
Specific embodiment
, by providing a kind of lowering or hoisting gear, solving in the prior art cannot self-locking and the technology for unlocking for the embodiment of the present invention
Problem, realizes the technique effect of self-locking and unlocking function.
Technical scheme in the embodiment of the present invention is in order to solve the above technical problems, general thought is as follows：
It is contact of incline plane by clamp and platen design, clamp enters on guide post in the presence of the expansion link of fluid cylinder
In second groove, self-locking is realized；Clamp is removed under the pressure effect of pressing plate from the second groove, unblock is realized, so as to realize
The self-locking of the embodiment of the present invention and unlocking function.
In order to more fully understand above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
Technical scheme is stated to be described in detail.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, lowering or hoisting gear provided in an embodiment of the present invention at least includes：Guide post 9,
Fluid cylinder 1, elastomeric element 6, clamp 5, cover plate 4, pressing plate 3 and fairlead 8；There is the first groove 10 in guide post 9；Fluid cylinder 1
Expansion link stretch into the first groove 10；Pressing plate 3 is arranged on expansion link；Fairlead 8 is enclosed within guide post 9, and fairlead 8 can be with
Slid axially along guide post 9；Cover plate 4 is connected with fairlead 8；Clamp 5 is arranged in cover plate 4；Elastomeric element 6 is arranged on cover plate 4
Between clamp 5, and the original state of elastomeric element 6 is compressive state, and the elastic force direction of elastomeric element 6 is towards guide post 9
Outer wall；Clamp 5 and the contact of incline plane of pressing plate 3；There is the second groove 11 on the outer wall of guide post 9.
Specifically, there is the first groove 10 vertically in guide post 9, the expansion link and pressing plate 3 of fluid cylinder 1 can be recessed first
It is axially moveable in groove 10；The outer wall of the elastic force direction of elastomeric element 6 vertically guide post 9；Clamp 5 and pressing plate 3 with etc.
The inclined-plane at inclination angle.
Referring to Fig. 6, the structure to clamp 5 is illustrated, and clamp 5 is notch plate, and concave wall and guide post 9 outer wall
Match somebody with somebody.
In the present embodiment, clamp 5 has 2 pieces.
Structure to the second groove 11 is illustrated, and the second groove 11 is annular groove.
Structure to the embodiment of the present invention is specifically described, and fluid cylinder 1 is coaxially connected with guide post 9.
In the present embodiment, fluid cylinder 1 can be fastenedly connected in one end of guide post 9 by connecting plate 2, it is also possible to directly
It is bolted connection in one end of guide post 9.
Structure to the embodiment of the present invention is further described, and has tapped through hole 12 on pressing plate 3；In fluid cylinder 1
There is external screw thread on expansion link；Tapped through hole 12 is connected through a screw thread with external screw thread, and is locked by bolt.
Structure to the embodiment of the present invention is illustrated further, and is also at least included：Support board 7；Support board 7 and guiding
Set 8 is connected.
Specifically, support board 7 is bolted connection with fairlead 8.
In the present embodiment, fluid cylinder 1 is cylinder or oil cylinder, for the embodiment of the present invention provides power source.Elastomeric element 6
It is spring.
Operation principle to the embodiment of the present invention is illustrated：
When fluid is passed through in fluid cylinder 1, the expansion link retraction of fluid cylinder 1 pulls the drive cover plate 4 of pressing plate 3 to make support board 7
Upper shifting, when clamp 5 is moved at the second groove 11, clamp 5 is radially locked at the second groove under the thrust of spring
In 11, the mechanical self-latching of lowering or hoisting gear is realized；When the direction of turnover fluid in fluid cylinder 1 is changed, the expansion link of fluid cylinder 1 is stretched
Go out, promote the extruding clamp 5 of pressing plate 3, clamp 5 is radially exited from the second groove 11, realize the mechanical release of lowering or hoisting gear,
Move down support board 7.
【Technique effect】
1st, clamp 5 and pressing plate 3 are designed as contact of incline plane, clamp 5 enters guiding in the presence of the expansion link of fluid cylinder 1
In the second groove 11 on bar 9, self-locking is realized；Clamp 5 is removed under the pressure effect of pressing plate 3 from the second groove 11, is realized
Unblock, it is achieved thereby that the self-locking of the embodiment of the present invention and unlocking function.
2nd, the inclined-plane of isoclinic angle is designed with clamp 5 and pressing plate 3, consequently facilitating the extruding clamp 5 of pressing plate 3 is unlocked,
Improve the stability of embodiment of the present invention work.
3rd, the outer wall of the elastic force direction of elastomeric element 6 vertically guide post 9, so as to increase the lock of the embodiment of the present invention
Clamp force.
4th, clamp 5 is notch plate, and concave wall matches with the outer wall of guide post 9, and the second groove 11 is annular groove, from
And the contact area of the second groove 11 of clamp 5 and guide post 9 is increased, and increase coupling mechanism force, improve the embodiment of the present invention
The reliability of locking.
5th, fluid cylinder 1 is coaxially connected with guide post 9, further increases the stability of embodiment of the present invention work.
6th, by the use to support board 7, the cargo area of the embodiment of the present invention is increased, it is of the invention real so as to improve
Apply the operating efficiency of example.
The simple structure of the embodiment of the present invention, it is not necessary to the complicated control system of extra addition or device, only by control
The power set (cylinder or oil cylinder) of equipment can be achieved with the mechanical self-latching of device and unblock, thus the embodiment of the present invention reliability
Property is high.The embodiment of the present invention not only effectively increases the stability of the article that jacking equipment is delivered, and simple structure, locking
Power is big, locking reliability is high.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (8)
1. a kind of lowering or hoisting gear, it is characterised in that at least include：Guide post, fluid cylinder, elastomeric element, clamp, cover plate, pressing plate
And fairlead；There is the first groove in the guide post；The expansion link of the fluid cylinder is stretched into first groove；The pressure
Plate is arranged on the expansion link；The fairlead is enclosed within the guide post；The cover plate is connected with the fairlead；It is described
Clamp is arranged in the cover plate；The elastomeric element is arranged between the cover plate and the clamp, and the elastomeric element
Original state be compressive state, the outer wall of the elastic force direction of the elastomeric element towards the guide post；The clamp and institute
State pressing plate contact of incline plane；There is the second groove on the outer wall of the guide post.
2. device as claimed in claim 1, it is characterised in that the elastic force direction of the elastomeric element vertically guiding
The outer wall of bar.
3. device as claimed in claim 1, it is characterised in that the clamp is notch plate, and concave wall and the guide post
Outer wall matching.
4. device as claimed in claim 1, it is characterised in that second groove is annular groove.
5. device as claimed in claim 1, it is characterised in that the fluid cylinder is coaxially connected with the guide post.
6. device as claimed in claim 1, it is characterised in that have tapped through hole on the pressing plate；In the fluid cylinder
There is external screw thread on expansion link；The tapped through hole is connected through a screw thread with the external screw thread, and is locked by bolt.
7. device as claimed in claim 1, it is characterised in that also at least include：Support board；The support board and the guiding
Set connection.
8. the device as any one of claim 1-7, it is characterised in that the fluid cylinder is cylinder or oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053313.7A CN106829798B (en) | 2017-01-24 | 2017-01-24 | A kind of lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053313.7A CN106829798B (en) | 2017-01-24 | 2017-01-24 | A kind of lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106829798A true CN106829798A (en) | 2017-06-13 |
| CN106829798B CN106829798B (en) | 2019-05-28 |
Family
ID=59120557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710053313.7A Expired - Fee Related CN106829798B (en) | 2017-01-24 | 2017-01-24 | A kind of lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106829798B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110147685A1 (en) * | 2009-12-23 | 2011-06-23 | Chou Chi-Pin | Lifting mechanism with self-locking function |
| CN202575862U (en) * | 2012-04-24 | 2012-12-05 | 武汉工程大学 | Household lift |
| CN103148050A (en) * | 2011-12-06 | 2013-06-12 | 北京市三一重机有限公司 | Hydraulic cylinder and hydraulic system |
| CN103754793A (en) * | 2013-10-21 | 2014-04-30 | 华中科技大学 | Lifting mechanism with automatic limiting device |
| CN104908912A (en) * | 2015-06-11 | 2015-09-16 | 哈尔滨工程大学 | Underwater robot locking mechanism |
| CN205015128U (en) * | 2015-09-17 | 2016-02-03 | 宁波灿炜机械制造有限公司 | Location piston rod mechanism of leakage detecting device |
-
2017
- 2017-01-24 CN CN201710053313.7A patent/CN106829798B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110147685A1 (en) * | 2009-12-23 | 2011-06-23 | Chou Chi-Pin | Lifting mechanism with self-locking function |
| CN103148050A (en) * | 2011-12-06 | 2013-06-12 | 北京市三一重机有限公司 | Hydraulic cylinder and hydraulic system |
| CN202575862U (en) * | 2012-04-24 | 2012-12-05 | 武汉工程大学 | Household lift |
| CN103754793A (en) * | 2013-10-21 | 2014-04-30 | 华中科技大学 | Lifting mechanism with automatic limiting device |
| CN104908912A (en) * | 2015-06-11 | 2015-09-16 | 哈尔滨工程大学 | Underwater robot locking mechanism |
| CN205015128U (en) * | 2015-09-17 | 2016-02-03 | 宁波灿炜机械制造有限公司 | Location piston rod mechanism of leakage detecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106829798B (en) | 2019-05-28 |
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| PB01 | Publication | ||
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190528 Termination date: 20220124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |