CN107387917A - A kind of pipe joint arrangement for press fluid pressure line - Google Patents
A kind of pipe joint arrangement for press fluid pressure line Download PDFInfo
- Publication number
- CN107387917A CN107387917A CN201710746348.9A CN201710746348A CN107387917A CN 107387917 A CN107387917 A CN 107387917A CN 201710746348 A CN201710746348 A CN 201710746348A CN 107387917 A CN107387917 A CN 107387917A
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- block
- fluid pressure
- pressure line
- piston
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/62—Couplings of the quick-acting type pneumatically or hydraulically actuated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Joints Allowing Movement (AREA)
Abstract
A kind of pipe joint arrangement for press fluid pressure line, one end of pipe joint body (2) are screwed in block (1）Upper and lower side, pipe joint body (2）The other end be connected with fluid pressure line, block (1）Left and right ends are provided with hole, and piston (5 is sealed and installed with hole）, piston (5）Afterbody passes through gland (8）With connecting rod (4）It is be hinged, gland (8）It is fixed on block (1）On, gland (8）With piston (5）Between spring (7 is housed）, compressor arm (3）Middle part be hinged on block (1）End, compressor arm (3）Can along with block (1）Pin joint rotate, compressor arm (3）One end and connecting rod (4）Be hinged, the other end is pressed against pipe joint body（2）On.The pipe joint arrangement can realize the locking of itself using the hydraulic oil of pipeline, can improve functional reliability and the response sensitivity to pressure with clamping screw mating reaction.
Description
Technical field
The present invention relates to press field, and in particular to a kind of pipe joint arrangement for press fluid pressure line,
More specifically, the pipe joint arrangement of the fluid pressure line can be applied to the forcing press of such as metal forging.
Background technology
Most press, either machine power type, or hidrodynamic form, its main frame or auxiliary device generally have
Complicated fluid pressure line, producing with during plant maintenance, often facing the connectivity problem of fluid pressure line, these fluid pressure lines
Typically pressure duct, this is just in the prevalence of the potential safety hazard in some uses, for example, pipe joint pipe screw thread loosens or pipe
Road pressure is excessive or pressure change is too urgent and causes pipe joint suddenly by hydraulic oil " spray flies ", the report in terms of factory safety production
In road, it can often be related to similar accident, the injury that this kind of accident is sometimes come to operating personnel or equipment belt is larger.
In face of above mentioned problem, technical staff, which is usually taken, carries out certain consolidation process to pipe joint or at pipe joint position
For the technological means necessarily protected come the generation prevented accident, these means are fairly simple to those skilled in the art
, prevent oil connection from being unscrewed in high pressure for example, Publication No. CN2141860Y Chinese utility model patents disclose one kind
Structure, its structure essentially consists in the portion's periphery that is nested of the oil nozzle pipe, and pressing annular is provided with multiple fields of conjugate action, forms a polygon
Shape, fuel oil supply nozzle fixed cover apply strength in the draw portion of outer rim and nibble folder, and the multiple fields of conjugate action in the portion that is nested with oil nozzle pipe, clamping turns into
One, make oil nozzle pipe can be with this in the polygon-shaped field of conjugate action and the draw portion of oil nozzle fixed cover outer rim, when bearing high pressure
It will not still rotate and release.
What the above-named technology for preventing pipe joint from releasing and those skilled in the art were readily apparent that other prevents
The technology that pipe joint is released or protected after pipe joint releases, its validity or reliability are also very low, almost completely not
The pressure change of fluid pressure line can be responded, and simply simple reinforcing or protection, some continuous action time is short, has
Mechanical efficiency it is low, can not effectively prevent releasing for pipe joint.
The content of the invention
Based on drawbacks described above, the present invention proposes a kind of pipe joint arrangement for press fluid pressure line, effectively to solve
The pipe joint of certainly existing press fluid pressure line is preventing that validity and reliability is poor in terms of releasing, it is impossible to fluid pressure line
The technical problem that is responded of pressure change.
The purpose of the present invention is achieved through the following technical solutions：
A kind of pipe joint arrangement for press fluid pressure line, the pipe joint arrangement can be realized using the hydraulic oil of pipeline
The locking of itself, the described pipe joint arrangement for press fluid pressure line, its structure include block, pipe joint body,
Compressor arm, connecting rod, piston, spring, gland.
The upper and lower side of block is provided with sealing pipe screw thread, and one end of pipe joint body is sealing pipe screw thread, is screwed in above and below block
In the pipe screw thread at end, the other end of pipe joint body is connected by steel tube or flexible pipe with fluid pressure line.
Block is provided with hole in middle and upper part left and right ends and middle and lower part left and right ends, is provided with hole in the form of sealing and coordinating
Piston, piston tail pass through gland and rod hinge connection, and gland is fixed on block, and spring is housed between gland and piston, compress
Block end is hinged in the middle part of bar, compressor arm can be cut with scissors along one end and connecting rod with the rotation of the pin joint of block, compressor arm
Connect, the other end is working end, is pressed against on pipe joint body.
The connecting portion of above-mentioned pipe joint body and block is provided with check bolt.
Also include as to the preferred of above-mentioned technical proposal, the described pipe joint arrangement for press fluid pressure line
Seal, piston are coordinated by seal to realize with the sealing in the hole on block.
Also include as to the preferred of above-mentioned technical proposal, the described pipe joint arrangement for press fluid pressure line
Bolt, gland are bolted on block.
The beneficial effects of the present invention are：
1st, a kind of pipe joint arrangement for press fluid pressure line provided by the invention, the pipe joint arrangement can utilize pipeline
Hydraulic oil realize that the locking of pipe joint itself is locking, improve the sensitivity responded to the pressure change of fluid pressure line
Property, compared with the conventional mechanical consolidation in this area or locking mode, avoid the mechanical damage or lock under long-time locked-up stress
The failure of tight part, so as to have very high reliability, also improves mechanical efficiency.
2nd, a kind of pipe joint arrangement for press fluid pressure line provided by the invention, can add with the machinery of routine
Gu or locking mode（Such as check bolt above-mentioned）Cooperation is worked, smaller or relatively slow in pipeline pressure release or pressure
When rely primarily on the firm locking that pipe joint can be achieved in conventional reinforcing or locking mode, and when loine pressure becomes big or becomes
When changing too urgent, the piston connecting rod structure quick response of the pipe joint arrangement, mechanical consolidation or locking mode with routine cooperate with work
With, there is provided further security insurance.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 shows a kind of pipe joint arrangement for press fluid pressure line according to embodiment of the present invention.
Embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although this public affairs is shown in accompanying drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.Conversely, there is provided these embodiments are to be able to be best understood from the disclosure, and can be by this public affairs
The scope opened completely is communicated to those skilled in the art.
According to the embodiment of the present invention, a kind of pipe joint arrangement for press fluid pressure line, including block 1,
Pipe joint body 2, compressor arm 3, connecting rod 4, piston 5, seal 6, spring 7, gland 8, bolt 9.
The upper and lower side of block 1 is provided with sealing pipe screw thread, and one end of pipe joint body 2 is sealing pipe screw thread, is screwed on block 1
In the pipe screw thread of lower end, the other end of pipe joint body 2 can be connected by steel tube or flexible pipe with fluid pressure line.
Block 1 is provided with hole in middle and upper part left and right ends and middle and lower part left and right ends, coordinates in hole and is provided with piston 5, piston 5
Sealed between the hole of block 1 by seal 6, the afterbody of piston 5 is be hinged with connecting rod 4 through gland 8, and gland 8 passes through
Bolt 9 is fixed on block 1, and spring 7 is housed between gland 8 and piston 5, and the middle part of compressor arm 3 is hinged on the end of block 1, pressure
Tight bar 3 can be hinged along one end and connecting rod 4 with the rotation of the pin joint of block 1, compressor arm 3, and the other end is working end, is pressed against
On pipe joint body 2.
The connecting portion of above-mentioned pipe joint body 2 and block 1 is provided with check bolt.
Below its principle is illustrated by the course of work of the device：Liquid in the fluid pressure line that pipe joint body 2 connects
When force feed produces pressure, the hydraulic pressure in block 1 causes piston 5 to move out, and piston 5 is incited somebody to action by connecting rod 4, compressor arm 3 again
Pipe joint body compresses, and the pressure of fluid pressure line is bigger, and the power of the compressing pipe joint body of compressor arm 3 is bigger, and anti-loose effect is got over
By force, when needing to dismantle pipe joint body 2, by fluid pressure line pressure release, now the pressure in block 1 is big as ambient pressure,
Piston 5 just moves inwards in the presence of spring 7, piston 5 by connecting rod 4 drive compressor arm 3 outwards, move up, compressor arm 3
Just no longer compressing pipe joint body 2, can back out pipe joint from block 1.
When the connecting portion of above-mentioned pipe joint body 2 and block 1 is provided with check bolt, the piston connecting rod structure can be with
Check bolt, which coordinates, to work, and relying primarily on check bolt when pipeline pressure release or pressure are smaller or relatively slow can be achieved
The firm locking of pipe joint, and when loine pressure becomes big or change is too urgent, the piston connecting rod structure quick response, with locking spiral shell
Bolt acts synergistically, there is provided further security insurance.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in,
It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Enclose and be defined.
Claims (4)
1. a kind of pipe joint arrangement for press fluid pressure line, the pipe joint arrangement can be using the hydraulic oil of pipeline come real
The existing locking of itself, the described pipe joint arrangement for press fluid pressure line, its structure include block（1）, pipe joint
Body（2）, compressor arm（3）, connecting rod（4）, piston（5）, spring（7）, gland（8）；The block（1）Upper and lower side be provided with sealing
Pipe screw thread, one end of pipe joint body (2) is sealing pipe screw thread, is screwed in block (1）In the pipe screw thread of upper and lower side, pipe joint body
(2）The other end be connected by steel tube or flexible pipe with fluid pressure line；The block (1）Middle and upper part left and right ends and under
Portion left and right ends are provided with hole, and piston (5 is provided with the form of sealing and coordinate in hole）, piston (5）Afterbody passes through gland (8）With connecting
Bar (4）It is be hinged, gland (8）It is fixed on block (1）On, gland (8）With piston (5）Between spring (7 is housed）, compressor arm (3）'s
Middle part is hinged on block (1）End, compressor arm (3）Can along with block (1）Pin joint rotate, compressor arm (3）One end
With connecting rod (4）Be hinged, the other end is working end, is pressed against pipe joint body（2）On.
2. a kind of pipe joint arrangement for press fluid pressure line according to claim 1, it is characterised in that described
Pipe joint body (2）With block (1）Connecting portion check bolt is installed.
A kind of 3. pipe joint arrangement for press fluid pressure line according to claim 1 or 2, it is characterised in that
The described pipe joint arrangement for press fluid pressure line also includes seal（6）, piston (5）Pass through seal (6）Come
Realization and block（1）The sealing in the upper hole coordinates.
A kind of 4. pipe joint arrangement for press fluid pressure line according to claim 1 or 2, it is characterised in that
The described pipe joint arrangement for press fluid pressure line also includes bolt（9）, gland (8）Pass through bolt (9）It is fixed on
Block (1）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710746348.9A CN107387917B (en) | 2017-08-26 | 2017-08-26 | Pipe joint device for hydraulic pipeline of pressure machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710746348.9A CN107387917B (en) | 2017-08-26 | 2017-08-26 | Pipe joint device for hydraulic pipeline of pressure machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107387917A true CN107387917A (en) | 2017-11-24 |
| CN107387917B CN107387917B (en) | 2023-04-07 |
Family
ID=60346823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710746348.9A Active CN107387917B (en) | 2017-08-26 | 2017-08-26 | Pipe joint device for hydraulic pipeline of pressure machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107387917B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043734A (en) * | 2018-01-16 | 2019-07-23 | 管道开发公司 | The matching piece of independent hydraulic clamp and sealing |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07243568A (en) * | 1994-02-23 | 1995-09-19 | Samsung Heavy Ind Co Ltd | Pipe joint for hydraulic pipeline |
| CN204372411U (en) * | 2014-12-26 | 2015-06-03 | 江苏沃得农业机械有限公司 | Hinged pipe joint locking device |
-
2017
- 2017-08-26 CN CN201710746348.9A patent/CN107387917B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07243568A (en) * | 1994-02-23 | 1995-09-19 | Samsung Heavy Ind Co Ltd | Pipe joint for hydraulic pipeline |
| CN204372411U (en) * | 2014-12-26 | 2015-06-03 | 江苏沃得农业机械有限公司 | Hinged pipe joint locking device |
Non-Patent Citations (1)
| Title |
|---|
| 谢斌: "新型流体管路连接装置", 《机械设计与制造》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043734A (en) * | 2018-01-16 | 2019-07-23 | 管道开发公司 | The matching piece of independent hydraulic clamp and sealing |
| CN110043734B (en) * | 2018-01-16 | 2022-03-29 | 管道开发公司 | Independent hydraulic clamping and sealing fitting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107387917B (en) | 2023-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107387917A (en) | A kind of pipe joint arrangement for press fluid pressure line | |
| CN2849343Y (en) | Hydraulic oil cylinder sealer | |
| CN207122687U (en) | A kind of pipe joint arrangement for press fluid pressure line | |
| CN107575684A (en) | A kind of method for being used to prevent that press fluid pressure line pipe joint from releasing | |
| CN207512808U (en) | A kind of dual fail-safe connector | |
| CN205047198U (en) | Beam -pumping unit connecting rod crossbeam round pin axle anticreep device | |
| CN106246130A (en) | Pipe preventer continuously | |
| CN208123159U (en) | A kind of dual fail-safe quick connector | |
| CN211059561U (en) | Pressure-resistant explosion-proof equal-inner-diameter maintenance-free rotary compensator | |
| CN203052039U (en) | Combined gasket | |
| CN207122457U (en) | Auto switching and the valve block of self-locking | |
| CN204437665U (en) | A kind of hydraulic nut high-pressure injection pipe joint anti-drop device | |
| CN206785776U (en) | Novel oil cylinder anti-loose structure and the oil cylinder using the anti-loose structure | |
| CN204827333U (en) | Box is prevented spouting by high pressure with adjustable | |
| CN201236793Y (en) | Hydraulic valve cover or cylinder cap for high pressure drilling pump | |
| CN215596400U (en) | Bidirectional compression combined gasket | |
| CN204212899U (en) | A kind of Bulb Turbine Units slip joint | |
| CN205773041U (en) | A kind of disk brake | |
| CN207777333U (en) | The Portable dismantling type bottom structure of hinged shaft mount type thin-walled hydraulic cylinder | |
| CN209717570U (en) | A kind of mobile sealing ring mounting or dismounting tools of hydroturbine water intake ball valve | |
| CN215172461U (en) | Pressure release valve for isostatic pressing machine system | |
| CN218624111U (en) | Oil drill pipe female adapter | |
| CN214138741U (en) | Track chain rail section sealing structure | |
| CN219034971U (en) | Novel elliptical head end cover sealing structure | |
| CN213479364U (en) | Turnbuckle with hydraulic adjusting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230320 Address after: 261000 50 meters south of Masong Village Road, Yingqiu Town, Changle County, Weifang City, Shandong Province Applicant after: SHANDONG SHENGXIN PIPE INDUSTRY Co.,Ltd. Address before: 201318 4 building, 1 Lane 99, Shen Mei Road, Pudong New Area, Shanghai, 4 Applicant before: SHANGHAI KUISHU AUTOMATION TECHNOLOGY CO.,LTD. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |