CN102674173A - Rotary locking structure of crawler crane, and crane including same - Google Patents
Rotary locking structure of crawler crane, and crane including same Download PDFInfo
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- CN102674173A CN102674173A CN2012100777213A CN201210077721A CN102674173A CN 102674173 A CN102674173 A CN 102674173A CN 2012100777213 A CN2012100777213 A CN 2012100777213A CN 201210077721 A CN201210077721 A CN 201210077721A CN 102674173 A CN102674173 A CN 102674173A
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Abstract
The invention discloses a rotary locking structure of crawler cranes, and a crane including the structure. The rotary locking structure comprises a base, a locking block, a rotary locking plate, a clamp plate which is provided with a clamp slot, and a locking pin, wherein the one end of the locking pin back, opposite to the hole, is provided with a handle; when the central axis of the hole and the opening centre line of the groove are identical, the locking pin is synchronously inserted into the groove and the hole, and the handle is synchronously extended into the clamp slot, and the handle slides in the clamp slot so as to clamp the locking pin with the clamp plate. According to the rotary locking structure, the characteristic of inconvenient operation of the common vertical manual locking form is enhanced by the form that the handle of the locking pin crossly slides in the clamp slot of the clamp plate, so that the operation is flexible and convenient. Besides, compared with the automatic locking structure consisting of an oil cylinder, a switch detecting device and the like, the locking structure is low in cost, convenient to operate, and low in failure rate.
Description
Technical field
The present invention relates to a kind of latch-up structure, relate in particular to a kind of revolution latch-up structure of crawler crane and comprise the hoisting crane of this structure.
Background technology
Be used for the revolution lock mode on the crawler crane at present, mainly contain manual locking and automatically lock.Common manual locking mode is a vertical type, promptly utilizes the action of gravity of lock pin to cooperate with locking block on being fixed on base and turns round locking.But this mode exists inconvenient operation and lock pin and locking block to locate problems such as inaccurate.The mode that automatically locks adopts oil cylinder as propulsion source usually, utilizes oil cylinder promotion stop pin to cooperate with locking block and turns round locking, cooperates simultaneously near switch the revolution lock out action is detected.But this mode exists cost high, oil cylinder and near problem such as more than the switch fault point.
Summary of the invention
The object of the present invention is to provide a kind of revolution latch-up structure of crawler crane and comprise the hoisting crane of this structure, solving existing manual locking operation inconvenience, the location is inaccurate and automatically lock cost height, the problem that fault is many.
To achieve these goals, the technical scheme taked of the present invention is:
A kind of crawler crane revolution latch-up structure wherein, comprising: base; Locking block is fixed on the said base, and the upper end of said locking block is provided with recess; The revolution lockplate is fixed on the main platform floor lower plane, has a hole on the said revolution lockplate; Clamp is positioned on the said revolution lockplate, and said clamp is provided with draw-in groove; Stop pin; On the said stop pin dorsad an end in said hole be provided with the leader; When the central axis in said hole overlaps with the open centre line of said recess; Said stop pin inserts in said recess and the said hole simultaneously, and said handle also stretches in the said draw-in groove simultaneously, and said handle slides in said draw-in groove to realize the engaging of said stop pin and said clamp.
Above-mentioned a kind of crawler crane revolution latch-up structure, wherein, said locking block is perpendicular to said base.
Above-mentioned a kind of crawler crane revolution latch-up structure, wherein, said clamp is an arc plate, and is positioned at mutual vertically on the said revolution lockplate with said revolution lockplate, the concave surface of said arc plate is towards said hole.
Above-mentioned a kind of crawler crane revolution latch-up structure, wherein, said stop pin is a cylinder, the said hole on the said revolution lockplate is a circular hole.
Above-mentioned a kind of crawler crane revolution latch-up structure, wherein, said clamp be positioned at said hole directly over.
Above-mentioned a kind of crawler crane revolution latch-up structure; Wherein, said draw-in groove is a T slot, and the vertical part of said T slot outwardly; Said handle slides in the lateral part of said T slot from the vertical part entering back of said T slot, to realize the engaging of said stop pin and said clamp.
A kind of hoisting crane wherein, comprises any described revolution latch-up structure in the above-mentioned characteristic.
The present invention is owing to adopted above-mentioned technology, and the good effect that makes it compared with prior art to have is:
(1) the present invention improves the common unhandy characteristic of high low type manual locking mode through the mode that the handle that adopts stop pin laterally slides in the draw-in groove of clamp.Make its flexible and convenient operation.
(2) the present invention is with respect to the structure that automatically locks that is formed by combining oil cylinder, switch detecting device, and it is with low cost, and is easy to operate, and fault rate is low.
(3) integral structure of the present invention is simple, and commonality is high, and is convenient general in each vehicle of crawler crane.
Description of drawings
Fig. 1 is the status architecture scheme drawing after the revolution latch-up structure of a kind of crawler crane of the present invention locks;
Fig. 2 is the preceding status architecture scheme drawing of revolution latch-up structure locking of a kind of crawler crane of the present invention.
The specific embodiment
Provide the specific embodiment that a kind of crawler crane of the present invention turns round latch-up structure and comprises the hoisting crane of this structure below in conjunction with accompanying drawing.
Fig. 1 is the scheme drawing of a kind of crawler crane revolution latch-up structure of the present invention, and Fig. 2 is the exploded view of the revolution latch-up structure of a kind of crawler crane of the present invention, sees also illustrated in figures 1 and 2.A kind of crawler crane revolution latch-up structure of the present invention includes a base 32, is set with a locking block 31 in the upper surface of base 32; Single-revolution lockplate 1, it is fixedly installed on the main platform floor lower plane, and simultaneously, revolution lockplate 1 is provided with a hole 11, offer a recess 34 in the upper surface of locking block 31, and this recess 34 is right against hole 11.One clamp 2, this clamp 2 are fixedly installed on the revolution lockplate 1, and offer a draw-in groove 21 on the clamp 2.Also include a stop pin 4, stretching out back to an end that turns round lockplate 1 hole 11 at stop pin 4 is provided with leader 41.When revolution lockplate 1 is fixedly installed on main platform floor lower plane; When the central axis in hole 11 overlaps with the open centre line of recess 34; Stop pin 4 inserts this recess 34 simultaneously, and extends and to put into to the hole 11, simultaneously; Handle 41 stretches into draw-in groove 21 inside, slides in draw-in groove 21 inside through handle 41 and realizes the engaging of stop pin 4 and clamp 2 with this.
The present invention also has following embodiment on the basis of the above:
In the most preferred embodiment of the present invention, please continue referring to illustrated in figures 1 and 2, locking block 31 vertically is installed on the base 32.
In the present embodiment, above-mentioned clamp 2 is concrete can be an arc plate, and this arc plate vertically is installed on the revolution lockplate 1, and simultaneously, the concave surface of arc plate is towards the hole 11.
Preferably, above-mentioned stop pin 4 is concrete can be a cylinder, and the shape in the hole 11 that is complementary with it also for circular, is convenient to stop pin 4 and in hole 11, is rotated.
In the most preferred embodiment of the present invention, clamp 2 is concrete be positioned at hole 11 directly over.
In the most preferred embodiment of the present invention; Draw-in groove 21 be shaped as a T type groove; T type groove has a vertical part 22; This vertical part 22 is extended towards the outside, makes handle 41 to get into the back from the vertical part 22 of T type groove and slides in the lateral part of T type groove, realizes the engaging of stop pin 4 and clamp 2 with this.
As those skilled in the art's routine operation way, locking block 31 is fixedly installed on the base 32 through attaching partss such as bolts, and on base 32, also offers some mounting holes 33, makes base 32 captive joint with external device through mounting hole 33.
In the most preferred embodiment of the present invention, the described revolution latch-up structure of above-mentioned characteristic can be used for a kind of hoisting crane.
The present invention also has following mounting means on the basis of the above:
Please continue referring to illustrated in figures 1 and 2, include a hoisting crane and be installed in the single-revolution latch-up structure on this hoisting crane, this revolution latch-up structure is in the above-mentioned characteristic any one.Its installation method is that the clamp 2 that at first will be circular arc is vertically welded in the central authorities of revolution lockplate 1, and it is fixedly installed on the main platform floor lower plane as a global facility.Base 32 is captiveed joint with external device through mounting hole 33.Then; During the central lines of the axis in the hole 11 of clamp 1 and the recess 34 of locking block 31; Insert stop pin 4, and the handle 41 of stop pin 4 is slipped in the draw-in groove 21 from the vertical part 22 of T type groove, prevent that stop pin 4 from coming off; Thereby realize handle 41 side travel in draw-in groove 21, turn round locking.
In sum, a kind of crawler crane of use the present invention turns round latch-up structure and comprises the hoisting crane of this structure, through the mode that the handle that adopts stop pin laterally slides in the draw-in groove of clamp, improves the common unhandy characteristic of high low type manual locking mode.Make its flexible and convenient operation.And with respect to the structure that automatically locks that is formed by combining oil cylinder, switch detecting device, it is with low cost, and is easy to operate, and fault rate is low.Simultaneously, integral structure of the present invention is simple, and commonality is high, and is convenient general in each vehicle of crawler crane.
The above is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a crawler crane revolution latch-up structure is characterized in that, comprising:
Base (32);
Locking block (31) is fixed on the said base (32), and the upper end of said locking block (31) is provided with recess (34); Revolution lockplate (1) is fixed on the main platform floor lower plane, has a hole (11) on the said revolution lockplate (1);
Clamp (2) is positioned on the said revolution lockplate (1), and said clamp (2) is provided with draw-in groove (21);
Stop pin (4); An end in said dorsad hole (11) is provided with leader (41) on the said stop pin (4); When the central axis of said hole (11) overlaps with the open centre line of said recess (34); Said stop pin (4) inserts in said recess (34) and said hole (11) simultaneously; Said handle (41) also stretches in the said draw-in groove (21) simultaneously, and said handle (41) slides in said draw-in groove (21) to realize the engaging of said stop pin (4) and said clamp (2).
2. according to the said crawler crane revolution of claim 1 latch-up structure, it is characterized in that said locking block (31) is perpendicular to said base (32).
3. according to the said crawler crane revolution of claim 1 latch-up structure; It is characterized in that; Said clamp (2) is an arc plate, and is positioned at mutual vertically on the said revolution lockplate (1) with said revolution lockplate (1), and the concave surface of said arc plate is towards said hole (11).
4. according to the said crawler crane revolution of claim 1 latch-up structure, it is characterized in that said stop pin (4) is a cylinder, the said hole (11) on the said revolution lockplate (1) is a circular hole.
5. according to the said crawler crane of claim 3 revolution latch-up structure, it is characterized in that, said clamp (2) be positioned at said hole (11) directly over.
6. according to the said crawler crane revolution of claim 1 latch-up structure; It is characterized in that; Said draw-in groove (21) is a T slot; And the vertical part (22) of said T slot outwardly, and said handle (41) slides in the lateral part of said T slot from vertical part (22) the entering back of said T slot, to realize the engaging of said stop pin (4) and said clamp (2).
7. a hoisting crane is characterized in that, comprises any described revolution latch-up structure in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210077721.3A CN102674173B (en) | 2012-03-22 | 2012-03-22 | Rotary locking structure of crawler crane, and crane including same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210077721.3A CN102674173B (en) | 2012-03-22 | 2012-03-22 | Rotary locking structure of crawler crane, and crane including same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102674173A true CN102674173A (en) | 2012-09-19 |
| CN102674173B CN102674173B (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210077721.3A Expired - Fee Related CN102674173B (en) | 2012-03-22 | 2012-03-22 | Rotary locking structure of crawler crane, and crane including same |
Country Status (1)
| Country | Link |
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| CN (1) | CN102674173B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907378A (en) * | 2017-04-12 | 2017-06-30 | 广西开元机器制造有限责任公司 | A kind of small-sized caterpillar belt churning driven rotary machine locking mechanism and process |
| JP2019014563A (en) * | 2017-07-05 | 2019-01-31 | 株式会社加藤製作所 | Mounting structure of sheave case to boom of crane |
| CN110723519A (en) * | 2019-11-26 | 2020-01-24 | 湖南高致精工机械有限公司 | Manual plough type bilateral discharging vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU547384A1 (en) * | 1969-12-19 | 1977-02-25 | Ленинградский Ордена Красной Звезды Вагоностроительный Завод Имени Егорова И.Е. | Boom crane stop |
| JPS53132702U (en) * | 1977-03-28 | 1978-10-20 | ||
| JPH05116890A (en) * | 1991-08-28 | 1993-05-14 | Furukawa Co Ltd | Turning locking device of on-vehicle type crane |
| CN201284770Y (en) * | 2008-09-26 | 2009-08-05 | 三一重机有限公司 | Slewing lock used for slewing mechanism |
| CN201458613U (en) * | 2009-07-08 | 2010-05-12 | 上海三一科技有限公司 | Rotary locking device |
| CN201501752U (en) * | 2009-09-08 | 2010-06-09 | 湖南山河智能机械股份有限公司 | Anti-rotation bolt for revolving platform of crawler crane |
-
2012
- 2012-03-22 CN CN201210077721.3A patent/CN102674173B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU547384A1 (en) * | 1969-12-19 | 1977-02-25 | Ленинградский Ордена Красной Звезды Вагоностроительный Завод Имени Егорова И.Е. | Boom crane stop |
| JPS53132702U (en) * | 1977-03-28 | 1978-10-20 | ||
| JPH05116890A (en) * | 1991-08-28 | 1993-05-14 | Furukawa Co Ltd | Turning locking device of on-vehicle type crane |
| CN201284770Y (en) * | 2008-09-26 | 2009-08-05 | 三一重机有限公司 | Slewing lock used for slewing mechanism |
| CN201458613U (en) * | 2009-07-08 | 2010-05-12 | 上海三一科技有限公司 | Rotary locking device |
| CN201501752U (en) * | 2009-09-08 | 2010-06-09 | 湖南山河智能机械股份有限公司 | Anti-rotation bolt for revolving platform of crawler crane |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907378A (en) * | 2017-04-12 | 2017-06-30 | 广西开元机器制造有限责任公司 | A kind of small-sized caterpillar belt churning driven rotary machine locking mechanism and process |
| JP2019014563A (en) * | 2017-07-05 | 2019-01-31 | 株式会社加藤製作所 | Mounting structure of sheave case to boom of crane |
| CN110723519A (en) * | 2019-11-26 | 2020-01-24 | 湖南高致精工机械有限公司 | Manual plough type bilateral discharging vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102674173B (en) | 2014-04-30 |
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Effective date of registration: 20160108 Address after: Eight in the 313028 Zhejiang city of Huzhou province Cao Zhen Village daily standard factory Auxiliary Building No. 2 Patentee after: Zhejiang Sany Equipment Co., Ltd. Address before: 201202, room 6999, 205 Chuansha Road, Shanghai, Pudong New Area Patentee before: Shanghai Sany Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20160322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |