CN201982418U - Slewing lock in engineering vehicle rotating platform and engineering vehicle - Google Patents
Slewing lock in engineering vehicle rotating platform and engineering vehicle Download PDFInfo
- Publication number
- CN201982418U CN201982418U CN2010205808106U CN201020580810U CN201982418U CN 201982418 U CN201982418 U CN 201982418U CN 2010205808106 U CN2010205808106 U CN 2010205808106U CN 201020580810 U CN201020580810 U CN 201020580810U CN 201982418 U CN201982418 U CN 201982418U
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- engineering truck
- turntable
- lock
- slewing
- supporting base
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Abstract
The utility model provides a slewing lock in an engineering vehicle rotating platform and an engineering vehicle, wherein the lock is used for locking the engineering vehicle rotating platform, and the rotating platform is arranged on a slewing support gear. The lock comprises a force applying device arranged on the engineering vehicle rotating platform, and a locking part provided with a teeth-shaped part meshed, locked with the slewing support gear of the rotating platform and having a locking position and an unlocking position. A locking block can be prevented from automatically meshing or demeshing by adjusting the bolt of a spring clamping device; and the slewing locking and slewing unlocking states can be detected through a proximity switch, therefore the slewing lock is highly safe.
Description
Technical field
The utility model relates to a kind of engineering truck turntable locking device and engineering truck.
Background technique
As shown in Figure 1, the engineering truck turntable locking device of prior art is that stop pin 10 is arranged on turntable 7, on vehicle frame 9 hinge last is arranged.State shown in Figure 1 is the revolution released state of turntable.The revolution of turntable 7 is in the lock state, stop pin is rotated to an angle, make in the hinge last on the descending insertion vehicle frame 9 of the guide sleeve of stop pin 10 on turntable 7, realize the revolution locking of turntable 7 from shown position.
Prior art has following shortcoming:
1, the revolution locking work of turntable is finished by workman's manual operations, and latch and release effort are difficult to operation again, and are difficult for judging whether turntable is in the lock state;
2, can only realize single angle locking.
The model utility content
The utility model aims to provide a kind of engineering truck turntable slewing lock, is finished latch and the unworkable again problem of release effort by workman's manual operations with the engineering truck turntable slewing lock locking work that solves prior art.The utility model has also solved the difficult problem of judging whether turntable is in the lock state, and the utility model has also solved the problem that can not realize the full angle locking.
According to an aspect of the present utility model, a kind of engineering truck turntable slewing lock is provided, be used to lock the engineering truck turntable, turntable is arranged on the engineering truck revolution Support Gear, and locking device comprises: force application device is arranged on the engineering truck turntable; Lock Part has the toothed region that is meshed and locks with turntable revolution Support Gear, and Lock Part has locked position and unlocked position; Force application device links to each other with Lock Part.
Further, force application device and Lock Part are hinged.
Further, force application device comprises: drive unit links to each other with Lock Part with the connected element that is connected with drive unit, connected element.
Further, drive unit is cylinder or oil hydraulic cylinder.
Further, connected element is a connecting rod, and connecting rod and drive unit are hinged, and the number of teeth of the toothed region of Lock Part is two.
Further, locking device also comprises: supporting base, supporting base are arranged on the turntable and the support drive device; Locking member is provided with pin-and-hole, and locking member is hinged by pin-and-hole and supporting base.
Further, locking device also comprises: the spring positioner, and the spring positioner is arranged on the supporting base, and elasticity is pressed on the connecting rod.
Further, the spring positioner comprises: the screens piece has the structure that is fit to block connected element; Adjust bolt, be arranged on the supporting base and and be connected with the screens piece; Spring is enclosed within and adjusts on the bolt, and props up the screens piece.
Further, the spring positioner also comprises: spring seat and sleeve pipe, and adjust bolt and be with spring seat; Be provided with sleeve pipe in the spring seat.
Further, locking device also comprises: to connecting rod detect near switch, be arranged on the supporting base near switch.
According to another aspect of the present utility model, a kind of engineering truck also is provided, comprise the gear of turntable and revolution support turntable, engineering truck also comprises: engineering truck turntable slewing lock.
According to the technical solution of the utility model, the utlity model has following advantage:
1, owing to the gear engagement that is employing and pivoting support realizes locking, so can both realize that in any angle turntable turns round the locking of moving;
2, by adjusting the bolt of spring positioner, motion that can limiting rod, thus prevent that clamping block from meshing voluntarily or break away from engagement, improves Security;
3, adopt cylinder or oil hydraulic cylinder as drive unit, solved by workman's manual operations and finished, latch and the unworkable again problem of release effort.In addition, the piston rod stroke of cylinder or oil hydraulic cylinder is adjustable, can allow the gear of clamping block and pivoting support mesh better;
4, by can detect the state of revolution locking and revolution latch-release near switch, safe.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the structure of existing engineering truck turntable locking device.
Fig. 2 has schematically shown the structure according to engineering truck turntable locking device lock state of the present utility model.
Fig. 3 has schematically shown the structure according to engineering truck turntable locking device released state of the present utility model.
Fig. 4 has schematically shown the partial enlarged drawing at A place among Fig. 2.
Fig. 5 has schematically shown the plan view according to engineering truck turntable locking device Lock Part of the present utility model; And
Fig. 6 has schematically shown the plan view according to engineering truck turntable locking device Lock Part of the present utility model.
Embodiment
Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 2 has schematically shown the structure according to a kind of engineering truck turntable locking device lock state of the present utility model, as shown in the figure, turntable 7 is arranged on the engineering truck revolution Support Gear 8, engineering truck turntable locking device comprises: force application device, be arranged on the engineering truck turntable 7, Lock Part 4 has the toothed region that is meshed and locks with turntable 7 revolution Support Gears 8, and force application device links to each other with Lock Part 4.Lock Part 4 and turntable 7 revolution Support Gears 8 locking that is meshed when the turntable locking device is lock state is so can both realize the locking that the turntable revolution is moved in any angle.
Preferably, as the structure of Fig. 5, Lock Part shown in Figure 64, the number of teeth of the toothed region of Lock Part is two, is respectively 421 and 423.When turntable locking device locking turntable 7, tooth 421, tooth 423 and depressed part 422 are meshed with revolution Support Gear 8, make locking more firm.Certainly, the number of teeth of the toothed region of Lock Part not necessarily is two, can be one or more.
Preferably, as shown in Figure 2, force application device and Lock Part 4 are hinged.Lock Part 4 can flexible movement under the driving of force application device like this, realizes the conversion between lock state and the released state.
Preferably, as shown in Figure 2, force application device comprises: drive unit 1 links to each other with Lock Part 4 with the connected element that is connected with drive unit 1, connected element.
Preferably, be cylinder or oil hydraulic cylinder as Fig. 2, drive unit shown in Figure 31.Solved like this by workman's manual operations and finished, latch and the unworkable again problem of release effort.When the piston rod of cylinder or oil hydraulic cylinder moves downward, drive Lock Part 4 motions by connected element, locking engineering truck turntable, when the piston rod of cylinder or oil hydraulic cylinder moves upward, release engineering truck turntable.Because it is adjustable to drive the piston rod stroke of cylinder or oil hydraulic cylinder, can allow Lock Part 4 and pivoting support gear 8 mesh better.
Preferably, connected element is a connecting rod 3 as shown in Figure 2, and connecting rod 3 is hinged with drive unit 1.Make drive unit 1 drive Lock Part 4 more flexibly, and connecting rod 3 easy realizations simple in structure.
Preferably, also comprise as Fig. 2, engineering truck turntable locking device shown in Figure 3: supporting base 2, supporting base 2 are arranged on the turntable 7 and support drive device 1; As shown in Figure 5, locking member 4 is provided with pin-and-hole 41, locking member 4 is hinged by pin-and-hole 41 and wherein back shaft and supporting base 2, when drive unit 1 drives downwards, locking member 4 clockwise rotates around the articulated section, so with pivoting support gear 8 engagement locking engineering truck turntables 7, when drive unit 1 upwards drives, locking member 4 rotates counterclockwise the release of engineering truck turntable locking device around the articulated section.Locking member 4 also is limited on the supporting base 2 by the back shaft in the pin-and-hole 41, defines the stroke of locking member 4.
Preferably, engineering truck turntable locking device also comprises as shown in Figure 2: spring positioner 5, spring positioner 5 are arranged on the supporting base 2, and elasticity is pressed on the connecting rod 3.Motion that can limiting rod 3, thus prevent that Lock Part 4 from meshing voluntarily or break away from engagement, improves Security.
Preferably, as shown in Figure 4, spring positioner 5 comprises: screens piece 51, and have and be fit to block connected element, for example block the structure of the end of connecting rod 3; Adjust bolt 54, be arranged on the supporting base 2 and with screens piece 51 and be connected, for example adjust bolt 54 and be with spring seat 53, spring seat 53 props up supporting base 2, adjusts bolt 54 and is threaded with screens piece 51, and pass through lock screw 55 and fix.Can regulate the position of screens piece 51 like this, better the motion of limiting rod 3; Spring 52 is enclosed within and adjusts on the bolt 54, and props up screens piece 51, guarantees that screens piece 51 elasticity are pressed on the connecting rod 3, play better safety effect.Be provided with sleeve pipe 56 in the spring seat 53 in addition, play the guiding role when adjusting bolt 54 adjusting screens pieces 51 positions.
Preferably, as shown in Figure 2, engineering truck turntable locking device also comprises: to connecting rod detect near switch 6, be arranged on the supporting base 2 near switch 6.Can detect the state of engineering vehicle turntable locking device locking and latch-release near switch 6, improve Security.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to engineering truck turntable locking device of the present utility model, adopt cylinder or oil hydraulic cylinder as drive unit, solved by workman's manual operations and finished, latch and the unworkable again problem of release effort.In addition, the piston rod stroke of cylinder or oil hydraulic cylinder is adjustable, can allow the gear of clamping block and pivoting support mesh better; Because the gear engagement that is employing and pivoting support realizes locking, so can both realize the locking that the turntable revolution is moved in any angle; By adjusting the bolt of spring positioner, motion that can limiting rod, thus prevent that clamping block from meshing voluntarily or break away from engagement, improves Security; By can detect the state of revolution locking and revolution latch-release near switch, safe.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (11)
1. an engineering truck turntable slewing lock is used to lock the engineering truck turntable, and described turntable is arranged on the engineering truck revolution Support Gear, it is characterized in that, comprising:
Force application device is arranged on the described engineering truck turntable;
Lock Part has the toothed region that is meshed and locks with described turntable revolution Support Gear, and described Lock Part has locked position and unlocked position;
Described force application device links to each other with described Lock Part.
2. engineering truck turntable slewing lock according to claim 1 is characterized in that described force application device and described Lock Part are hinged.
3. engineering truck turntable slewing lock according to claim 1 is characterized in that described force application device comprises: drive unit (1) and the connected element that is connected with described drive unit (1), described connected element links to each other with described Lock Part.
4. engineering truck turntable slewing lock according to claim 3 is characterized in that described drive unit (1) is cylinder or oil hydraulic cylinder.
5. engineering truck turntable slewing lock according to claim 3 is characterized in that, described connected element is connecting rod (3), and described connecting rod (3) is hinged with described drive unit (1), and the number of teeth of the toothed region of described Lock Part is two.
6. engineering truck turntable slewing lock according to claim 3 is characterized in that, also comprises: supporting base (2), and described supporting base (2) is arranged on the turntable and supports described drive unit; Described locking member is provided with pin-and-hole, and described locking member is hinged by described pin-and-hole and described supporting base (2).
7. engineering truck turntable slewing lock according to claim 6 is characterized in that, also comprises: spring positioner (5), described spring positioner (5) are arranged on the described supporting base (2), and elasticity is pressed on the described connecting rod (3).
8. engineering truck turntable slewing lock according to claim 7 is characterized in that, described spring positioner (5) comprising:
Screens piece (51) has the structure that is fit to block described connected element;
Adjust bolt (54), be arranged on described supporting base (2) and upward and with described screens piece be connected;
Spring (52) is enclosed within on the described adjustment bolt (54), and props up described screens piece (51).
9. engineering truck turntable slewing lock according to claim 8 is characterized in that, also comprises: spring seat (53) and sleeve pipe (56), and described adjustment bolt (54) is with described spring seat (53); Be provided with described sleeve pipe (56) in the described spring seat (53).
10. according to each described engineering truck turntable slewing lock among the claim 6-9, it is characterized in that, also comprise: to described connecting rod (3) detect near switch (6), describedly be arranged on the described supporting base (2) near switch (6).
11. an engineering truck comprises turntable and revolution Support Gear, it is characterized in that, also comprises: each described engineering truck turntable slewing lock among the claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205808106U CN201982418U (en) | 2010-10-27 | 2010-10-27 | Slewing lock in engineering vehicle rotating platform and engineering vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205808106U CN201982418U (en) | 2010-10-27 | 2010-10-27 | Slewing lock in engineering vehicle rotating platform and engineering vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201982418U true CN201982418U (en) | 2011-09-21 |
Family
ID=44609880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205808106U Expired - Fee Related CN201982418U (en) | 2010-10-27 | 2010-10-27 | Slewing lock in engineering vehicle rotating platform and engineering vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201982418U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161796A (en) * | 2011-12-14 | 2013-06-19 | 深圳市汇明盛金属制品有限公司 | Two-way snap joint |
| CN106185659A (en) * | 2016-09-12 | 2016-12-07 | 中联重科股份有限公司 | Slewing device and tower crane |
| CN108049821A (en) * | 2017-12-26 | 2018-05-18 | 北京新能正源环境科技有限公司 | The positioner and drilling machine of drilling machine rotating platform |
| CN109695610A (en) * | 2019-01-09 | 2019-04-30 | 日立楼宇技术（广州）有限公司 | Locking device |
| CN109723703A (en) * | 2019-01-09 | 2019-05-07 | 日立楼宇技术（广州）有限公司 | Locking device |
| CN110088487A (en) * | 2016-12-27 | 2019-08-02 | 通用电气公司 | Adjustable locking block assembly and its application method for toothed belt gear |
| CN112815903A (en) * | 2020-12-22 | 2021-05-18 | 重庆星禧科技发展有限公司 | High-precision detection turntable control method |
-
2010
- 2010-10-27 CN CN2010205808106U patent/CN201982418U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161796A (en) * | 2011-12-14 | 2013-06-19 | 深圳市汇明盛金属制品有限公司 | Two-way snap joint |
| CN106185659A (en) * | 2016-09-12 | 2016-12-07 | 中联重科股份有限公司 | Slewing device and tower crane |
| CN110088487A (en) * | 2016-12-27 | 2019-08-02 | 通用电气公司 | Adjustable locking block assembly and its application method for toothed belt gear |
| CN108049821A (en) * | 2017-12-26 | 2018-05-18 | 北京新能正源环境科技有限公司 | The positioner and drilling machine of drilling machine rotating platform |
| CN108049821B (en) * | 2017-12-26 | 2023-08-22 | 山西新能正源智能装备有限公司 | Positioning device of drilling machine rotating platform and drilling machine |
| CN109695610A (en) * | 2019-01-09 | 2019-04-30 | 日立楼宇技术（广州）有限公司 | Locking device |
| CN109723703A (en) * | 2019-01-09 | 2019-05-07 | 日立楼宇技术（广州）有限公司 | Locking device |
| CN112815903A (en) * | 2020-12-22 | 2021-05-18 | 重庆星禧科技发展有限公司 | High-precision detection turntable control method |
| CN112815903B (en) * | 2020-12-22 | 2023-08-18 | 重庆星禧科技发展有限公司 | High-precision detection turntable control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20181027 |