CN201827561U - Quick joint - Google Patents
Quick joint Download PDFInfo
- Publication number
- CN201827561U CN201827561U CN2010205806416U CN201020580641U CN201827561U CN 201827561 U CN201827561 U CN 201827561U CN 2010205806416 U CN2010205806416 U CN 2010205806416U CN 201020580641 U CN201020580641 U CN 201020580641U CN 201827561 U CN201827561 U CN 201827561U
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- CN
- China
- Prior art keywords
- piston
- coupling
- threaded connector
- connecting rod
- quick release
- 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.)
- Expired - Fee Related
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to a quick joint comprising a threaded connector which is divided into equal parts extending axially. The threaded connector is mounted in a connecting sleeve and extends out from the front end of the connecting sleeve; a pipeline interface is arranged on the side wall of the connecting sleeve; the rear end of the connecting sleeve is fixedly connected with a hollow connecting shaft, a piston is arranged in the connecting sleeve in a sliding fit way, and a second seal ring is arranged between the piston and the connecting sleeve; the front end of the piston is connected with the threaded connector, and the rear end is fixedly connected with a piston rod; a second spring is arranged between the piston rod and the connecting shaft; the rear end of the connecting shaft is fixedly connected with a connecting cap, and a handle is hinged on the connecting cap; and a first connecting rod which leans against a flange of the piston rod is connected on the handle, and a second connecting rod is fixedly connected on the inner side of the connecting cap and sequentially penetrates the piston rod, the piston and the threaded connector in a clearance fit way. By holding or releasing the handle, quick connection can be realized, and the quick joint is convenient and easy to plug in and pull out, so that manpower can be saved and the working efficiency is high.
Description
Technical field
The utility model relates to the oil hydraulic pump test with connecting frock, specifically a kind of quick release coupling.
Background technique
At present, the connection set that adopts mainly contains ordinary couplings and is threaded and is connected with negative and positive quick release coupling with self-styled valve oil hydraulic pump when test.Ordinary couplings is threaded, and the oil inlet and outlet of oil hydraulic pump is linked to each other with the test pipeline by screwed pipe joint; Pump of the every test of this Placement all needs joint is screwed on and to be unclamped with tightening tool, wastes time and energy.With the negative and positive quick release coupling of self-styled valve, only need the screw thread and the oil hydraulic pump of one section of male connector are tightened, again male and female connector is linked to each other; This Placement is not time-consuming, but must mutually self-styled valve be backed down during the butt joint of this type of joint, effort relatively, and yet effort relatively of the sleeve on the pulling negative joint separately the time.
Summary of the invention
The utility model provides a kind of quick release coupling at the problems referred to above, when this joint is applied to the oil hydraulic pump test, not only saves time but also laborsaving.
According to the technical solution of the utility model: a kind of quick release coupling, comprise threaded connector, described threaded connector is the cylindrical body of hollow, its front end is provided with outside thread, described threaded connector is divided into axially extended a plurality of five equilibrium, be provided with the gap between each five equilibrium, described threaded connector is installed in the coupling sleeve and stretches out from the front end of described coupling sleeve, is provided with first seal ring between described coupling sleeve and the described threaded connector; Offer pipe interface on the sidewall of described coupling sleeve; The rear end of described coupling sleeve is fixedly connected with the coupling shaft of hollow, is sliding combined with piston in the described coupling sleeve, is provided with second seal ring between described piston and the described coupling sleeve; The front end of described piston is connected with described threaded connector, and the rear end of described piston is fixedly connected with piston rod; Described piston rod is included in the described coupling shaft, is provided with second spring between the flange plate of described piston rod rear end and the interior step of described coupling shaft; The rear end of described coupling shaft is fixedly connected with attachment cap, is hinged with handle on the described attachment cap; Be connected with first connecting rod on the described handle, described first connecting rod is resisted against on the flange plate of described piston rod, the inboard of described attachment cap is fixedly connected with second connecting rod, and described second connecting rod Spielpassung ground runs through described piston rod, described piston and described threaded connector successively.
The front end center of described piston is provided with cavity, is sliding combined with spring seat in the described cavity, is provided with first spring between described spring seat and the described cavity, and the rear end of described threaded connector is stuck between the front end and described spring seat of described piston.
The flange plate of described piston rod rear end is the nut that is threaded.
Described first connecting rod is hinged by connecting sheet hinged with it and described handle.
Described first connecting rod is outside equipped with guide ring, and described guide ring is arranged on the described attachment cap.
The rear end of described second connecting rod is provided with nut, and described nut is fixed in the shrinkage pool of described attachment cap inboard by limited ring and pressure ring.
Be threaded between described coupling shaft and the described attachment cap, described threaded connection place is provided with the 3rd seal ring.
Be threaded between described coupling sleeve and the described coupling shaft, described threaded connection place is provided with the 4th seal ring.
Be provided with the 5th seal ring between described piston and the described second connecting rod.
Described pipe interface is an internal thread interface.
Technique effect of the present utility model is: the utility model is held by one hand or release handle realizes the oil hydraulic pump quick connection in when test, and plug is easily convenient, saves manpower, has reduced labor intensity, high working efficiency.
Description of drawings
Fig. 1 is an outline drawing of the present utility model.
Fig. 2 is a structure cross-sectional schematic of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further described.
Among Fig. 1, Fig. 2, comprise threaded connector 1, first seal ring 2, coupling sleeve 3, second connecting rod 4, piston 5, spring seat 6, first spring 7, second seal ring 8, coupling shaft 9, second spring 10, nut 11, guide ring 12, first connecting rod 13, connecting sheet 14, handle 15, pin 16, attachment cap 17, the 3rd seal ring 18, pressure ring 19, limited ring 20, nut 21, piston rod 22, the 4th seal ring 23, the 5th seal ring 24, pipe interface 25 etc.
As shown in Figure 1 and Figure 2, the utility model is that quick release coupling is used in a kind of oil hydraulic pump test, comprises threaded connector 1.Threaded connector 1 is the cylindrical body of hollow, and its front end is provided with and is used for the outside thread that is connected with tested oil hydraulic pump internal thread.Threaded connector 1 is divided into axially extended a plurality of five equilibrium, is provided with the gap between each five equilibrium, and this gap can be by each excision part forms on every five equilibrium both sides.For example 360 complete degree threaded connectors 1 are divided into 6 five equilibriums, excise 1.5 degree backs on every five equilibrium both sides and form the gap.
Threaded connector 1 is installed in the coupling sleeve 3 and stretches out from the front end of coupling sleeve 3, is provided with first seal ring 2 between coupling sleeve 3 and the threaded connector 1.Be provided with annular groove between the male thread portion of threaded connector 1 and the light face portion, first seal ring 2 is installed in this annular groove, the front end of coupling sleeve 3 is provided with interior step surface, and this first seal ring 2 matches with above-mentioned interior step surface.
The rear end of coupling sleeve 3 is fixedly connected with the coupling shaft 9 of hollow, is threaded between coupling sleeve 3 and the coupling shaft 9, and the threaded connection place is provided with the 4th seal ring 23.Be sliding combined with piston 5 in the coupling sleeve 3, be provided with second seal ring, 8, the second seal rings 8 between piston 5 and the coupling sleeve 3 and be arranged in the annular groove on piston 5 outer surfaces.
The front end of piston 5 is connected with threaded connector 1.A kind of Placement of replaceable threaded connector 1 is: the front end center of piston 5 is provided with cavity, be sliding combined with spring seat 6 in the cavity, be provided with first spring 7 between spring seat 6 and the cavity, the rear end of threaded connector 1 is stuck between the front end and spring seat 6 of piston 5.Pressing spring seat 6 shrinks first spring 7, just can pull down threaded connector 1.
The rear end of piston 5 is fixedly connected with piston rod 22, and piston rod 22 is included in the central shaft hole of coupling shaft 9.The flange plate of piston rod 22 rear ends is the nut 11 that is threaded, and is provided with second spring 10 between the flange plate of piston rod 22 rear ends and the interior step of coupling shaft 9.The effect of second spring 10 is to make piston rod 22 drive piston 5 to reset.
Be hinged with handle 15 by pin 16 on the attachment cap 17.Be connected with first connecting rod 13 on the handle 15, first connecting rod 13 is hinged by connecting sheet hinged with it 14 and handle 15.First connecting rod 13 is resisted against on the flange plate of piston rod 22.First connecting rod 13 is outside equipped with guide ring 12, and guide ring 12 is arranged on the attachment cap 17.12 pairs of first connecting rods 13 of guide ring play the guiding role, and make first connecting rod 13 make axial linear movement along guide ring 12.
The inboard of attachment cap 17 is fixedly connected with second connecting rod 4.The rear end of second connecting rod 4 is provided with nut 21, and nut 21 is fixed in the shrinkage pool of attachment cap 17 inboards by limited ring 20 and pressure ring 19.
Run through to second connecting rod 4 Spielpassung piston rod 22, piston 5 and threaded connector 1 successively.Be provided with the 5th seal ring 24 between piston 5 and the second connecting rod 4.
Above-mentioned seal ring 2,8,18,23 and 24 all adopts the O RunddichtringO.
Working procedure of the present utility model is as follows: as shown in Figure 2, pin handle 15, make first connecting rod 13 clamping nuts 11, and compress second spring 10, thereby drive piston rod 22 forward end (i.e. left in figure) motion, piston rod 22 promotes piston 5 motions, drives dress threaded connector 1 thereon simultaneously and outwards moves.After threaded connector 1 outwards moves, when the endoporus of its front end is higher than the front-end face of second connecting rod 4 fully, polylith threaded connector 1 draws in, this moment, the outside thread with threaded connector 1 injected in the connected interior threaded hole, release handle 15, threaded connector 1 moves under the reset response of second spring to the back-end, second connecting rod 4 stretching threaded connectors 1 make its radially spreading and being fixed on be connected in the hole, by first seal ring, 2 sealings in aperture.After using up, pin handle 15, threaded connector 1 draws in, extracts threaded connector 1, and release handle 15 again.
The utility model is held by one hand or release handle realizes the oil hydraulic pump quick connection in when test, and plug is easily convenient, saves manpower, has reduced labor intensity, high working efficiency.
Claims (10)
1. quick release coupling, comprise threaded connector (1), it is characterized in that: described threaded connector (1) is the cylindrical body of hollow, its front end is provided with outside thread, described threaded connector (1) is divided into axially extended a plurality of five equilibrium, be provided with the gap between each five equilibrium, described threaded connector (1) is installed in the coupling sleeve (3) and stretches out from the front end of described coupling sleeve (3), is provided with first seal ring (2) between described coupling sleeve (3) and the described threaded connector (1); Offer pipe interface (25) on the sidewall of described coupling sleeve (3); The rear end of described coupling sleeve (3) is fixedly connected with the coupling shaft (9) of hollow, is sliding combined with piston (5) in the described coupling sleeve (3), is provided with second seal ring (8) between described piston (5) and the described coupling sleeve (3); The front end of described piston (5) is connected with described threaded connector (1), and the rear end of described piston (5) is fixedly connected with piston rod (22); Described piston rod (22) is included in the described coupling shaft (9), is provided with second spring (10) between the flange plate of described piston rod (22) rear end and the interior step of described coupling shaft (9); The rear end of described coupling shaft (9) is fixedly connected with attachment cap (17), is hinged with handle (15) on the described attachment cap (17); Be connected with first connecting rod (13) on the described handle (15), described first connecting rod (13) is resisted against on the flange plate of described piston rod (22), the inboard of described attachment cap (17) is fixedly connected with second connecting rod (4), runs through to described second connecting rod (4) Spielpassung described piston rod (22), described piston (5) and described threaded connector (1) successively.
2. according to the described quick release coupling of claim 1, it is characterized in that: the front end center of described piston (5) is provided with cavity, be sliding combined with spring seat (6) in the described cavity, be provided with first spring (7) between described spring seat (6) and the described cavity, the rear end of described threaded connector (1) is stuck between the front end and described spring seat (6) of described piston (5).
3. according to claim 1 or 2 described quick release couplings, it is characterized in that: the flange plate of described piston rod (22) rear end is the nut (11) that is threaded.
4. according to claim 1 or 2 described quick release couplings, it is characterized in that: described first connecting rod (13) is hinged by connecting sheet hinged with it (14) and described handle (15).
5. according to the described quick release coupling of claim 4, it is characterized in that: described first connecting rod (13) is outside equipped with guide ring (12), and described guide ring (12) is arranged on the described attachment cap (17).
6. according to the described quick release coupling of claim 1, it is characterized in that: the rear end of described second connecting rod (4) is provided with nut (21), and described nut (21) is fixed in the inboard shrinkage pool of described attachment cap (17) by limited ring (20) and pressure ring (19).
7. according to the described quick release coupling of claim 1, it is characterized in that: be threaded between described coupling shaft (9) and the described attachment cap (17), described threaded connection place is provided with the 3rd seal ring (18).
8. according to the described quick release coupling of claim 1, it is characterized in that: be threaded between described coupling sleeve (3) and the described coupling shaft (9), described threaded connection place is provided with the 4th seal ring (23).
9. according to the described quick release coupling of claim 1, it is characterized in that: be provided with the 5th seal ring (24) between described piston (5) and the described second connecting rod (4).
10. according to the described quick release coupling of claim 1, it is characterized in that: described pipe interface (25) is an internal thread interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205806416U CN201827561U (en) | 2010-10-28 | 2010-10-28 | Quick joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205806416U CN201827561U (en) | 2010-10-28 | 2010-10-28 | Quick joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201827561U true CN201827561U (en) | 2011-05-11 |
Family
ID=43966095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205806416U Expired - Fee Related CN201827561U (en) | 2010-10-28 | 2010-10-28 | Quick joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201827561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619139A (en) * | 2016-03-25 | 2016-06-01 | 沈阳机床成套设备有限责任公司 | Machine tool fixture rapid inserting oil line structure and manufacturing method |
| CN111579150A (en) * | 2020-06-12 | 2020-08-25 | 红旗仪表（长兴）有限公司 | Installation interface device |
-
2010
- 2010-10-28 CN CN2010205806416U patent/CN201827561U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619139A (en) * | 2016-03-25 | 2016-06-01 | 沈阳机床成套设备有限责任公司 | Machine tool fixture rapid inserting oil line structure and manufacturing method |
| CN111579150A (en) * | 2020-06-12 | 2020-08-25 | 红旗仪表（长兴）有限公司 | Installation interface device |
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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 |
Granted publication date: 20110511 Termination date: 20151028 |
|
| EXPY | Termination of patent right or utility model |