CN207160106U - A kind of quick connector of bidirectional hydraulic lock - Google Patents
A kind of quick connector of bidirectional hydraulic lock Download PDFInfo
- Publication number
- CN207160106U CN207160106U CN201721171075.1U CN201721171075U CN207160106U CN 207160106 U CN207160106 U CN 207160106U CN 201721171075 U CN201721171075 U CN 201721171075U CN 207160106 U CN207160106 U CN 207160106U
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- quick connector
- hydraulic
- sliding block
- hydraulic lock
- hydraulic jack
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Abstract
A kind of quick connector of bidirectional hydraulic lock, including quick connector body（1）, hydraulic jack（2）, it is characterised in that the quick connection main body（1）It is interior including hydraulic jack（2）, the hydraulic jack（2）It is provided with bidirectional hydraulic lock（3）, hydraulic cylinder braking roll（4）, the hydraulic jack（2）With pushing block（5）It is fixedly connected, the pushing block（5）Pass through bearing pin（6）Through the circular hole on hangers by pushing block（5）With sliding block（7）It is fixed together, the sliding block（7）Leading portion is circular arc type, the sliding block（7）With Arc Axial support（8）It is tangent.The utility model scientific structure design is reasonable, installs simple and fast, can install cut-off oil return rapidly on board a dredger, locking oil cylinder, play pressure maintaining effect, security performance is high, and can save the time, improves work efficiency.
Description
Technical field
The utility model belongs to excavator modular construction technical field, more particularly to a kind of quick connection of bidirectional hydraulic lock
Device, the accessories such as bucket, quartering hammer, hydraulic shear are quickly connected for excavator.
Background technology
Excavator needs often frequently to change excavator front end equipment sometimes in constructing operation, and quick connector can be fast
Speed installation, switch various configuration parts, such as bucket, ridge buster, quartering hammer, hydraulic shear, traditional quick connector directly leans on oil cylinder
Prevent from retracting with check-valves, in use, it is possible to check-valves or jointing oil leak occurs, causes oil cylinder pressure release, makes
Annex is connected into connector to loosen, and is even come off when serious, is caused potential safety hazard.
Utility model content
The purpose of this utility model is to solve the problems, such as oil leak pressure release existing for above-mentioned prior art, there is provided one kind can protect
It is stable and firm to demonstrate,prove connector connection part position, it is ensured that it uses the quick connector of bidirectional hydraulic lock safely.
A kind of quick connector of bidirectional hydraulic lock, including quick connector body, oil cylinder and bottom plate, it is characterised in that institute
Stating in quick connection main body includes oil cylinder, and the oil cylinder is provided with bidirectional hydraulic lock, hydraulic cylinder braking roll, and the hydraulic cylinder is with pushing away
Motion block is fixedly connected, and pushing block and sliding block are fixed together by the pushing block by bearing pin through the circular hole on hangers, described
Sliding block leading portion is circular arc type, the sliding block and the tangent connection of Arc Axial support.
Further, the bottom of the quick connector body is provided with gusset.
Further, guide groove is provided with the inside of the quick connector body, sliding block is installed in guide groove and can edge
Guide groove moves.
Further, the bidirectional hydraulic lock is made up of two hydraulic control one-way valves in parallel and hydraulic control piston.
The beneficial effects of the utility model are：
The utility model scientific structure design is reasonable, install simple and fast, can install rapidly on board a dredger, switch it is various
Part is configured, expands excavator use range, increases the contact area of connecting portion by Arc Axial support, ensures connector connection part
Position is stable and firm, ends oil return, locking oil cylinder, plays pressure maintaining effect, security performance is high, and can save the time, improves work efficiency.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should
The restriction to scope is counted as, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other related accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is the utility model clamped condition structural representation；
Fig. 2 is the utility model bidirectional hydraulic lock cut-away view.
In figure：1st, quick connector body, 2, hydraulic jack, 3, bidirectional hydraulic lock, 4, hydraulic cylinder braking roll, 5, promote
Block, 6, bearing pin, 7, sliding block, 8, circle-arc tooth wheel shaft support, 9, gusset, 10, guide groove, 11, hydraulic control one-way valve, 12, hydraulic control piston, A,
Left side oil transportation mouth, B, right side oil transportation mouth.
Embodiment
Specific embodiment of the present utility model is done below by the form with reference to accompanying drawing further detailed
Illustrate, but what following examples only enumerated is more preferably embodiment, and it only plays a part of explanation to help to understand this
Utility model, the restriction made to the utility model can not be not understood as.
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the utility model, and can not
It is interpreted as to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.
Embodiment 1
A kind of quick connector of bidirectional hydraulic lock as shown in Figure 1, including quick connector body 1, hydraulic jack 2, institute
Stating in quick connection main body 1 includes hydraulic jack 2, and the hydraulic jack 2 is provided with bidirectional hydraulic lock 3, hydraulic cylinder braking roll 4,
The hydraulic jack 2 is fixedly connected with pushing block 5, and the pushing block 5 is by bearing pin 6 through the circular hole on hangers by pushing block 5
It is fixed together with sliding block 7, the leading portion of sliding block 7 is circular arc type, the sliding block 7 and the 8 tangent connection of Arc Axial support.It is described quick
The bottom of connector body 1 is provided with gusset 9.The inner side of quick connector body 1 is provided with guide groove 10, and sliding block 7 is installed on guiding
It can move in groove 10 and along guide groove 10.The bidirectional hydraulic lock is by two 12 groups of hydraulic control one-way valves 11 and hydraulic control piston in parallel
Into.
Embodiment 2
Hydraulic cylinder stop valve control hydraulic cylinder is controlled as shown in Figure 1-2,
When A fuel feeding：Left check valve is opened, to cylinder rod chamber fuel feeding, while it is unidirectional by hydraulic control piston to push right wing open
Valve, connect oil cylinder oil return line.
When B fuel feeding：Right wing check valve is opened, to oil cylinder rodless cavity fuel feeding, while it is unidirectional by hydraulic control piston to push left open
Valve, connect oil cylinder oil return line.
When A.B fuel cut-offs, oil cylinder ends oil return, locking in the presence of check valve return spring force and oil liquid pressure
Oil cylinder, play pressure maintaining effect.
Embodiment 3
Hydraulic cylinder piston rod promotes pushing block when stretching out, pushing block is travelled forward by bearing pin band movable slider and realizes self-locking work(
Energy.Pushing block is pulled when hydraulic cylinder piston rod is withdrawn, pushing block is moved backward by bearing pin band movable slider, and sliding block moves backward
Arc Axial support is driven to move together backward, clamping force eliminates, and eliminates auto-lock function.
Claims (4)
1. a kind of quick connector of bidirectional hydraulic lock, including quick connector body（1）, hydraulic jack（2）, it is characterised in that
The quick connection main body（1）It is interior including hydraulic jack（2）, the hydraulic jack（2）It is provided with bidirectional hydraulic lock（3）, hydraulic pressure
Cylinder braking roll（4）, the hydraulic jack（2）With pushing block（5）It is fixedly connected, the pushing block（5）Pass through bearing pin（6）Through extension
Circular hole on ear is by pushing block（5）With sliding block（7）It is fixed together, the sliding block（7）Leading portion is circular arc type, the sliding block（7）
With Arc Axial support（8）It is tangent.
2. according to a kind of quick connector of bidirectional hydraulic lock described in claim 1, it is characterised in that the quick connector master
Body（1）Bottom be provided with gusset（9）.
3. according to a kind of quick connector of bidirectional hydraulic lock described in claim 1, it is characterised in that the quick connector master
Body（1）Inner side be provided with guide groove（10）, sliding block（7）It is installed on guide groove（10）It is interior and can be along guide groove（10）It is mobile.
4. according to a kind of quick connector of bidirectional hydraulic lock described in claim 1, it is characterised in that the bidirectional hydraulic lock by
Two hydraulic control one-way valves in parallel（11）And hydraulic control piston（12）Composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171075.1U CN207160106U (en) | 2017-09-13 | 2017-09-13 | A kind of quick connector of bidirectional hydraulic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171075.1U CN207160106U (en) | 2017-09-13 | 2017-09-13 | A kind of quick connector of bidirectional hydraulic lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207160106U true CN207160106U (en) | 2018-03-30 |
Family
ID=61721477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721171075.1U Active CN207160106U (en) | 2017-09-13 | 2017-09-13 | A kind of quick connector of bidirectional hydraulic lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207160106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230330A (en) * | 2019-05-21 | 2019-09-13 | 中国人民解放军火箭军工程大学 | Excavator gimbal suspension system |
-
2017
- 2017-09-13 CN CN201721171075.1U patent/CN207160106U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230330A (en) * | 2019-05-21 | 2019-09-13 | 中国人民解放军火箭军工程大学 | Excavator gimbal suspension system |
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