CN214243572U - Rotation locking structure and operation machine - Google Patents
Rotation locking structure and operation machine Download PDFInfo
- Publication number
- CN214243572U CN214243572U CN202120039142.4U CN202120039142U CN214243572U CN 214243572 U CN214243572 U CN 214243572U CN 202120039142 U CN202120039142 U CN 202120039142U CN 214243572 U CN214243572 U CN 214243572U
- Authority
- CN
- China
- Prior art keywords
- locking
- pin
- rotary platform
- lock structure
- structure according
- 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.)
- Active
Links
Images
Abstract
The utility model provides a rotary locking structure and an operation machine, which comprises a positioning pin and a locking pin; the locking pin is movably installed in the rotary platform, two ends of the locking pin extend out of the rotary platform, a plurality of insertion holes used for inserting the positioning pins are formed in the top end of the locking pin, and therefore when the positioning pins are inserted in the corresponding insertion holes, the bottom ends of the locking pins extend into the locking seat. The utility model provides a gyration locking structure, be equipped with locating pin and stop pin, install stop pin movably in rotary platform, through set up a plurality of jacks that are used for grafting the locating pin in the stop pin, make when the locating pin is pegged graft at the jack that corresponds, the bottom of stop pin can extend to in the locking seat, realize rotary platform and locking of locking seat, and peg graft when other jacks at the locating pin, can separate rotary platform and locking seat, this gyration locking structure processing cost of manufacture is low for current gyration locking structure, the plug is convenient and simple structure.
Description
Technical Field
The utility model relates to an operation machinery technical field especially relates to a gyration locking structure and operation machinery.
Background
In a construction machine such as a tire crane or a crawler crane, in a crane hoisting operation, it is necessary to fix a turntable in a certain orientation so that the turntable cannot rotate freely, in view of operation safety. For a crawler crane, a large-tonnage crane is often designed into a plurality of rotary devices on the circumference in order to increase the driving torque, each rotary speed reducer contains a brake, and the parking brake of the rotary device is used for realizing rotary locking in the parking process of the crane. However, for small and medium tonnage cranes, the braking torque provided by a single rotary speed reducer is insufficient, and other ways are often needed to realize the relative locking of the turntable and the underframe.
At present, a combined mode of automatic locking, namely a rotary locking oil cylinder and a rotary locking pin is generally adopted by a crane, as shown in figure 1, the cost is high, and the oil cylinder is easy to leak oil or lose efficacy. In addition, the other type is a manual bolt, as shown in fig. 2, a handle is welded on the bolt, and the handle is also hung through a guide positioning sleeve to ensure that the locking pin is locked downwards and hung after being lifted, and the mode increases welding and is troublesome to process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gyration locking structure for solve the complicated and troublesome problem of processing of current gyration locking structure.
The utility model provides a gyration locking structure, include:
a locating pin and a locking pin;
the locking pin is movably arranged in the rotary platform; two ends of the locking pin extend out of the rotary platform, and a plurality of insertion holes for inserting the positioning pins are formed in the top end of the locking pin, so that when the positioning pins are inserted in the corresponding insertion holes, the bottom end of the locking pin extends into the stopping seat.
According to the utility model provides a pair of gyration locking structure, the stop pin includes: a limiting part and an inserting part;
the inserting part is movably inserted into the rotary platform, the top end of the inserting part is connected with the limiting part, and a plurality of inserting holes are formed in the limiting part and/or the inserting part, so that when the positioning pins are inserted into the corresponding inserting holes, the bottom end of the inserting part extends into the stopping seat.
According to the utility model provides a pair of gyration locking structure, be equipped with on the spacing portion and detain the hand groove.
According to the utility model provides a pair of gyration locking structure, the both ends of grafting portion are followed rotary platform's axial direction extends and passes rotary platform's terminal surface.
According to the utility model provides a pair of gyration locking structure, spacing portion and/or each in the grafting portion the jack is all followed rotary platform's radial direction sets up, locating pin movably installs in the jack.
According to the utility model provides a rotary locking structure, a plurality of jacks are respectively a first jack and a second jack;
the first jack is arranged in the limiting part, and the second jack is arranged in the inserting part.
According to the utility model provides a pair of gyration locking structure, the locating pin is the safety pin round pin, the safety pin round pin includes: a needle body part, a connecting part and a switch part;
the first end of the needle body is connected with the switch part through the connecting part, and the switch part is movably inserted into the jack.
According to the utility model provides a pair of gyration locking structure, do not the pintle hook lock still include: a locking part for fixing the switch part;
the second end of the needle body is connected with the locking part, and the switch part is movably arranged in the locking part.
According to the utility model provides a pair of gyration locking structure, be equipped with in the locking portion and be used for settling the locking groove of switch portion.
The utility model also provides a working machine, which comprises a rotary locking structure; the swing lock structure includes: a locating pin and a locking pin;
the locking pin is movably arranged in the rotary platform; two ends of the locking pin extend out of the rotary platform, and a plurality of insertion holes for inserting the positioning pins are formed in the top end of the locking pin, so that when the positioning pins are inserted in the corresponding insertion holes, the bottom end of the locking pin extends into the stopping seat.
The utility model provides a gyration locking structure and operation machinery, be equipped with locating pin and stop pin, install stop pin movably in rotary platform, through set up a plurality of jacks that are used for grafting the locating pin in the stop pin, make to peg graft when the jack that corresponds at the locating pin, the bottom of stop pin can extend to in the locking seat, realize rotary platform and locking seat's locking, and peg graft when other jacks at the locating pin, can separate rotary platform and locking seat, this gyration locking structure processing cost of manufacture is low for current gyration locking structure, the plug is convenient and simple structure.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a swing lock structure using a swing lock cylinder;
FIG. 2 is a schematic view of a swing lock structure using a welding handle;
fig. 3 is a schematic structural view of the rotation locking structure in the locking state according to the present invention;
fig. 4 is a schematic structural view of the rotation locking structure in the separated state according to the present invention;
FIG. 5 is a schematic view of the direction of rotation locking structure A in FIG. 4;
reference numerals:
1: a locking pin; 11: a limiting part; 12: a plug-in part;
2: positioning pins; 21: a first jack; 22: a second jack;
23: a needle body portion; 24: a connecting portion; 25: a switch section;
26: a locking portion; 3: a rotating platform; 4: a stop seat.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention provides a rotation locking structure described below with reference to fig. 3 to 5, the rotation locking structure including: a dowel pin 2 and a locking pin 1. Stop pin 1 movably installs in rotary platform 3, and the both ends of stop pin 1 extend to rotary platform 3 outside, and rotary platform 3 sets up with stopping seat 4 each other at an interval. The top end of the locking pin 1 is provided with a plurality of jacks for inserting the positioning pins 2, and when the positioning pins 2 are inserted into the corresponding jacks, the bottom end of the locking pin 1 extends into the stop seat 4.
According to different installation positions of the positioning pins 2, the relative positions of the locking pin 1 and the rotary platform 3 can be adjusted, so that the connection relation between the locking pin 1 and the stop seat 4 can be adjusted.
In this embodiment, when the positioning pin 2 is inserted into the top-most insertion hole, the bottom end of the locking pin 1 extends into the stopping seat 4, so as to lock the rotary platform 3 and the stopping seat 4. When the positioning pin 2 is inserted into the lowest-end jack, the bottom end of the locking pin 1 is separated from the stopping seat 4, so that the rotary platform 3 is separated from the stopping seat 4.
The positions and the number of the jacks in the locking pin 1 can be adjusted as required, and the positions of the locking pin 1 in the rotary platform 3 and the stop seat 4 can be effectively adjusted according to different installation positions of the positioning pin 2.
The utility model provides a gyration locking structure, be equipped with locating pin and stop pin, install stop pin movably in rotary platform, through set up a plurality of jacks that are used for grafting the locating pin in the stop pin, make when the locating pin is pegged graft at the jack that corresponds, the bottom of stop pin can extend to in the locking seat, realize rotary platform and locking of locking seat, and peg graft when other jacks at the locating pin, can separate rotary platform and locking seat, this gyration locking structure processing cost of manufacture is low for current gyration locking structure, the plug is convenient and simple structure.
As shown in fig. 3 and 4, the locking pin 1 includes: a limiting part 11 and a plug part 12. The limiting part 11 is used for limiting the position of the locking pin 1 on the rotary platform 3. For convenient operation, be equipped with on spacing portion 11 and detain the hand groove, stop pin 1 and rotary platform clearance fit can easily be extracted through detaining the hand groove. The insertion part 12 is movably inserted into the rotary platform 3. The top end of the plug-in part 12 is connected with the limiting part 11. The limiting part 11 or the inserting part 12 is provided with a plurality of inserting holes for inserting the positioning pins 2, and at the moment, the inserting holes on the limiting part 11 or the inserting part 12 are arranged along the radial direction of the rotary platform 3. According to different requirements, a plurality of jacks for inserting the positioning pins 2 can be arranged on the limiting part 11 and the inserting part 12 at the same time, and at the moment, the jacks on the limiting part 11 and the inserting part 12 are arranged along the radial direction of the rotary platform 3. The detent pin 2 is movably mounted in the receptacle. So that the bottom end of the plug part 12 extends into the stop seat 4 when the positioning pin 2 is plugged into the corresponding jack.
Generally, at least two jacks should be provided, for example, the first jack 21 and the second jack 22. The first insertion hole 21 is provided in the stopper portion 11, and the second insertion hole 22 is provided in the insertion portion 12. The switching of the swing lock structure is achieved by the first insertion hole 21 and the second insertion hole 22. When the positioning pin 2 is inserted into the first insertion hole 21, the bottom end of the locking pin 1 extends into the stopping seat 4, so that the rotary platform 3 and the stopping seat 4 are locked. When the positioning pin 2 is inserted into the second insertion hole 22, the bottom end of the locking pin 1 is separated from the stop seat 4, so that the rotary platform 3 is separated from the stop seat 4.
In this embodiment, locating pin 2 is the pin of pin, and the pin of pin includes: a needle body portion 23, a connecting portion 24, and an opening and closing portion 25. The first end of the needle body 23 is connected with the switch part 25 through the connecting part 24, and the switch part 25 is movably inserted into the jack. Wherein, the pin still includes: and a locking portion 26 for fixing the switching portion 25. The second end of the needle portion 23 is connected to a locking portion 26, and the switch portion 25 is movably mounted in the locking portion 26. Further, a locking groove for seating the switching section 25 is provided in the locking section 26.
In the process of fixing the pin, the switch part 25 can be directly inserted through the insertion hole, and then the switch part 25 is arranged in the locking groove in the locking part 26.
The utility model also provides an operation machine, this operation machine can be equipment such as excavator, pump truck or hoist, and this operation machine includes gyration locking structure. As shown in fig. 3 to 5, the swing lock structure includes: a dowel pin 2 and a locking pin 1. Stop pin 1 movably installs in rotary platform 3, and the both ends of stop pin 1 extend to rotary platform 3 outside, and rotary platform 3 sets up with stopping seat 4 each other at an interval. The top end of the locking pin 1 is provided with a plurality of jacks for inserting the positioning pins 2, and when the positioning pins 2 are inserted into the corresponding jacks, the bottom end of the locking pin 1 extends into the stop seat 4. The rotation locking structure can refer to the description of the above-mentioned text related to fig. 3 to 5, and is not described herein again.
When the positioning pin 2 is inserted into the jack at the topmost end, the bottom end of the locking pin 1 extends into the stop seat 4, and the rotary platform 3 is locked with the stop seat 4, so that rotary locking of the working machine is achieved. And when the positioning pin 2 is inserted into the jack at the lowest end, the bottom end of the locking pin 1 is separated from the stop seat 4, so that the rotary platform 3 and the stop seat 4 in the working machine are separated.
The utility model provides an operation machinery, be equipped with above-mentioned gyration locking structure, install stop pin movably in rotary platform, through set up a plurality of jacks that are used for grafting the locating pin in the stop pin, make when the locating pin is pegged graft at the jack that corresponds, the bottom of stop pin can extend to in the locking seat, realize rotary platform and locking seat's locking, and peg graft when other jacks at the locating pin, can separate rotary platform and locking seat, this gyration locking structure processing cost of manufacture is low for current gyration locking structure, the plug is convenient and simple structure.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A swing lock structure, comprising:
a locating pin and a locking pin;
the locking pin is movably arranged in the rotary platform; two ends of the locking pin extend out of the rotary platform, and a plurality of insertion holes for inserting the positioning pins are formed in the top end of the locking pin, so that when the positioning pins are inserted in the corresponding insertion holes, the bottom end of the locking pin extends into the stopping seat.
2. The swing lock structure according to claim 1, wherein the locking pin includes: a limiting part and an inserting part;
the inserting part is movably inserted into the rotary platform, the top end of the inserting part is connected with the limiting part, and a plurality of inserting holes are formed in the limiting part and/or the inserting part, so that when the positioning pins are inserted into the corresponding inserting holes, the bottom end of the inserting part extends into the stopping seat.
3. The swing lock structure according to claim 2, wherein the stopper portion is provided with a hand-catching groove.
4. The swing lock structure according to claim 2, wherein both ends of the insertion portion extend in an axial direction of the swing platform and pass through an end surface of the swing platform.
5. The swing lock structure according to claim 4, wherein each of the insertion holes of the position-limiting portion and/or the insertion portion is provided along a radial direction of the swing platform, and the positioning pin is movably installed in the insertion hole.
6. The swing lock structure according to claim 2, wherein the plurality of insertion holes are a first insertion hole and a second insertion hole, respectively;
the first jack is arranged in the limiting part, and the second jack is arranged in the inserting part.
7. The swing lock structure according to any one of claims 1 to 6, wherein the positioning pin is a pin including: a needle body part, a connecting part and a switch part;
the first end of the needle body is connected with the switch part through the connecting part, and the switch part is movably inserted into the jack.
8. The swing lock structure according to claim 7, wherein the pin further comprises: a locking part for fixing the switch part;
the second end of the needle body is connected with the locking part, and the switch part is movably arranged in the locking part.
9. The swing lock structure according to claim 8, wherein a locking groove for seating the switch portion is provided in the locking portion.
10. A working machine, characterized in that the working machine comprises a swing lock structure according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120039142.4U CN214243572U (en) | 2021-01-05 | 2021-01-05 | Rotation locking structure and operation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120039142.4U CN214243572U (en) | 2021-01-05 | 2021-01-05 | Rotation locking structure and operation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214243572U true CN214243572U (en) | 2021-09-21 |
Family
ID=77724662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120039142.4U Active CN214243572U (en) | 2021-01-05 | 2021-01-05 | Rotation locking structure and operation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214243572U (en) |
-
2021
- 2021-01-05 CN CN202120039142.4U patent/CN214243572U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102126678B (en) | Crane and super-lifting and tensioning control system and method thereof | |
| CN101850935A (en) | Single-cylinder pin type telescopic arm device and pin interlocking device | |
| CN214243572U (en) | Rotation locking structure and operation machine | |
| CN110629797B (en) | Cable well lid opening device | |
| CN102272030A (en) | Elevator provided with locking apparatus to prevent movement of the elevator car and locking apparatus to prevent movement of the elevator car | |
| KR101968410B1 (en) | Cranes | |
| CN203049549U (en) | Hydraulic rotating type locking device for crest outlet radial gate | |
| US3582125A (en) | Tire sling for heavy equipment tires | |
| CN215626379U (en) | Rotary table rotation automatic locking device and crane | |
| CN110510532A (en) | A kind of tower crane lifting wirerope anti-rotation lock and application method | |
| CN201907933U (en) | Crane and super-lift tensioning control system thereof | |
| JP3169126B2 (en) | Lifting device for lifting heavy objects, especially derailed rail vehicles | |
| CN212127364U (en) | Automatic car fixing device of elevator | |
| CN218708777U (en) | Anchoring device for rotary table of crane | |
| CN201694760U (en) | Single cylinder bolt type telescopic arm device and bolt interlocking device | |
| CN212269295U (en) | Lockpin device for preventing engineering machinery horizontal support leg from extending outwards | |
| CN212315340U (en) | Prefabricated component and flip structure thereof | |
| CN212243310U (en) | Hydraulic support leg mechanism with rotating function | |
| CN210973565U (en) | Lifting hook of hoisting equipment | |
| CN215886090U (en) | Safety hook for quayside container crane | |
| KR200372070Y1 (en) | Locking structure for hook in a crane | |
| CN216190319U (en) | Hoisting accessory for heavy drilling tool | |
| CN204778523U (en) | Lorry crane is with preventing slewer | |
| CN216303118U (en) | Crane boom with locking function | |
| CN219194163U (en) | Steel pipe lifting appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |