CN209725510U - A kind of novel hydraulic pipe fitting - Google Patents
A kind of novel hydraulic pipe fitting Download PDFInfo
- Publication number
- CN209725510U CN209725510U CN201920429778.2U CN201920429778U CN209725510U CN 209725510 U CN209725510 U CN 209725510U CN 201920429778 U CN201920429778 U CN 201920429778U CN 209725510 U CN209725510 U CN 209725510U
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- China
- Prior art keywords
- ontology
- hydraulic
- pipe fitting
- screw thread
- plug
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- Expired - Fee Related
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a kind of novel hydraulic pipe fitting, belongs to hydraulic fittings technical field.When it solves hydraulic higher in existing hydraulic fitting ontology, the junction between the hydraulic fitting ontology and hydraulic tube is easy the problem of leaking.The utility model hydraulic fitting includes ontology, ontology is equipped with influent stream pipe fitting, outflow tube connector, influent stream pipe fitting and outflow tube connector axial direction Relative distribution and the rwo between be provided with hydraulic runner and be interconnected by hydraulic runner, prevent in hydraulic runner hydraulic is provided on ontology and increases the decompressor for causing outflow tube connector and ontology junction to leak suddenly.The utility model can prevent the junction between ontology and hydraulic tube from leaking, and keep hydraulic system more stable, long service life.
Description
Technical field
The utility model belongs to hydraulic fittings technical field, is related to a kind of novel hydraulic pipe fitting.
Background technique
Hydraulic fitting is mainly used for hydraulic tube transitions connection as the common accessory in hydraulic system, existing hydraulic
Do not have decompressor in pipe fitting, the safety accident of leakage is easy to happen for the hydraulic tube of high pressure.
Such as Chinese patent Patent No.: a kind of hydraulic fitting with sealant as described in " 201520408463.1 ",
Its specific structure includes hydraulic fitting ontology, and the first groove and the second groove are offered on hydraulic fitting ontology, and first is recessed
Cascaded surface is offered between slot and the second groove, sealing ring is installed on the first groove, and washer is installed on the second groove, it is hydraulic
It is also equipped with strainer in pipe fitting ontology, snap ring is also equipped on cascaded surface, is also provided with slag chute on hydraulic fitting ontology;Liquid
Sealant is also coated on the inner wall of pressure pipe joint ontology.
In such a configuration, on the hydraulic fitting ontology and not set decompressor, when in hydraulic fitting ontology
When hydraulic higher, the junction between the hydraulic fitting ontology and hydraulic tube is easy leakage, causes internal liquid to leak outside, makes liquid
There is wild effect in pressure system, and service life is shorter.
Summary of the invention
The purpose of this utility model is to provide that a kind of structure is simple, In for the above-mentioned problems in the prior art
When being connect with hydraulic tube, when in ontology it is hydraulic increase when can also prevent from leaking with hydraulic tube junction, it is with long service life
Novel hydraulic pipe fitting.
The purpose of this utility model can be realized by the following technical scheme: a kind of novel hydraulic pipe fitting, including ontology,
The ontology is equipped with influent stream pipe fitting, outflow tube connector, the influent stream pipe fitting and axially opposing point of outflow tube connector
Cloth and the rwo between be provided with hydraulic runner and by hydraulic runner be interconnected, which is characterized in that set on the ontology
It is equipped with prevent in hydraulic runner hydraulic and increases the decompressor for causing outflow tube connector and ontology junction to leak suddenly.
Decompressor is mainly arranged in the utility model hydraulic fitting on the body, can be to letting out in ontology by decompressor
The effect of pressure prevents the junction between ontology and hydraulic tube from leaking, long service life.
In a kind of above-mentioned novel hydraulic pipe fitting, the decompressor includes being provided on the body and flow of pressurized
The relief passage of road vertical connection, cylindrical piston block is provided in the relief passage and the piston block and decompression are logical
Road is slidably matched, and the end of the relief passage is removably connected with plug in rounded shape, the plug and piston block
Between be provided with compressed spring, one end resilient abutment of the compressed spring is on the plug, other end resilient abutment
On the piston block.In actually manufacture, when hydraulic in relief passage increases suddenly, and the liquid in the relief passage
When pressure is greater than the elastic force of compressed spring and the piston block moves out relief passage is made to have the function that decompression.
In a kind of above-mentioned novel hydraulic pipe fitting, external screw thread is provided on the outer wall of the plug, described subtracts
Internal screw thread is provided on the inner wall of pressure passageway, the plug is connected on the internal screw thread of relief passage by external screw thread spiral,
The position limiting structure for preventing plug to be detached from relief passage is provided between the plug and ontology.The plug is by way of spiral
Being connected on relief passage is the elastic force that compressed spring is adjusted in order to make plug according to the axial distance in relief passage
Size.
In a kind of above-mentioned novel hydraulic pipe fitting, the position limiting structure includes the outer tunnel mouth in relief passage
It is provided with axial gear ring on inner wall, there is detent ring on the plug, when plug exits relief passage by spiral way
When to relief passage outer end and the detent annulate shaft is to being resisted against on axial gear ring, between the detent ring and axial gear ring
It is additionally provided with annular ring.In actual use, the adjustable plug of the elastic force according to needed for compressed spring is in relief passage
Axial distance, when spiral is mobile axially inwards in relief passage for plug and the elastic force of the compressed spring increases, when plug exists
When spiral is mobile axially outward in relief passage and the elastic force of the compressed spring reduces.
In a kind of above-mentioned novel hydraulic pipe fitting, auxiliary is additionally provided on axially opposing ontology with relief passage and is led to
Road, the outer end of the accessory channel have an expanding expansion mouth for forming axial limiting step, removable on the accessory channel
It unloads and is installed with column closure, the outer end that the column blocks has limit head, when column plug is installed in accessory channel
When the limit head sealing function is in expansion mouth and the limit head of the column plug is axially against in the axial limiting
On step.Limiting sealing means of the head sealing function in expansion mouth is that spacing head portion is sealed against with expansion mouth, in reality
When manufacture, it is provided with external screw thread on the outer wall which blocks, is provided with internal screw thread on the inner wall of the accessory channel, column envelope
It is stifled to be connected on the internal screw thread of accessory channel by external screw thread spiral.
In a kind of above-mentioned novel hydraulic pipe fitting, link slot one is provided on the upper surface of the ontology, it is described
Link slot one cell wall on be provided with internal screw thread, be provided with external screw thread on the outer wall of the outflow tube connector, described goes out
Flow tube connector is connected on the internal screw thread of the link slot one of the ontology by external screw thread spiral, the outflow tube connector and
The positioner for preventing outflow tube connector from loosening in one inside spin of link slot is additionally provided between ontology.The purpose being arranged in this way is
Facilitating outflow tube connector in ontology is dismantling connection.
In a kind of above-mentioned novel hydraulic pipe fitting, the positioner include link slot one cell wall on be provided with
Recessing groove is provided with detent slot, the notch of the detent slot and the notch of recessing groove on the outer wall of the outflow tube connector
Diametrically and between the detent slot and recessing groove it is provided with circlip.In actual installation, the circlip is in recessing groove, when out
Flow tube connector spiral make into link slot one detent slot notch and recessing groove notch diametrically when and the circlip by itself
Elastic reaction elasticity tighten and prevent outflow tube connector from connecting in detent slot and by the notch that circlip is connected in recessing groove
One inside spin of slot loosens.
In a kind of above-mentioned novel hydraulic pipe fitting, link slot two is provided on the lower end surface of the ontology, it is described
Link slot two cell wall on be provided with internal screw thread, be provided with external screw thread on the outer wall of the influent stream pipe fitting, it is described into
Flow tube connector is connected on the internal screw thread of the link slot two of the ontology by external screw thread spiral.The purpose side of being being arranged in this way
Just influent stream pipe fitting is dismantling connection in ontology.
Compared with prior art, the advantages of the utility model hydraulic fitting are as follows: structure is simple, and decompression dress is provided on ontology
Set, and by decompressor make in ontology it is hydraulic increase when, prevent the junction between ontology and hydraulic tube from leaking, make hydraulic pressure system
More stable, the long service life of system.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model hydraulic fitting.
In figure, 1, ontology;2, influent stream pipe fitting;3, outflow tube connector;4, hydraulic runner;5, relief passage;6, piston block;
7, plug;8, compressed spring;9, axial gear ring;10, detent ring;11, annular ring;12, column blocks;13, head is limited;
14, recessing groove;15, circlip.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, the utility model hydraulic fitting is mainly made of ontology 1, ontology 1 is equipped with influent stream pipe fitting 2, goes out to flow
Pipe fitting 3, influent stream pipe fitting 2 and the axially opposing distribution of outflow tube connector 3 and the rwo between be provided with hydraulic runner 4 and pass through
Hydraulic runner 4 be interconnected, be provided on ontology 1 prevent in hydraulic runner 4 it is hydraulic suddenly increase cause outflow tube connector 3 with
The decompressor of 1 junction of ontology leakage.
In actually manufacture, the specific embodiment of the decompressor are as follows: be provided on ontology 1 and hang down with hydraulic runner 4
Direct-connected logical relief passage 5, cylindrical piston block 6 is provided in relief passage 5 and the piston block 6 and relief passage 5 are sliding
Dynamic cooperation, the end of relief passage 5 is removably connected with plug 7 in rounded shape, pressure is provided between plug 7 and piston block 6
Contracting spring 8, one end resilient abutment of compressed spring 8 on the plug 7, other end resilient abutment is in the piston block 6
On.
In actual design, the specific connection type of the plug 7 and relief passage 5 are as follows: be provided on the outer wall of plug 7 outer
Screw thread is provided with internal screw thread on the inner wall of relief passage 5, and plug 7 is connected to the internal screw thread of relief passage 5 by external screw thread spiral
On, the position limiting structure for preventing plug 7 to be detached from relief passage 5 is provided between plug 7 and ontology 1.In actually manufacture, the limit
The specific embodiment of structure are as follows: be provided with axial gear ring 9 on the inner wall of the outer tunnel mouth of relief passage 5, have on plug 7
There is detent ring 10, when plug 7 exits relief passage 5 to 5 outer end of relief passage by spiral way and the detent ring 10 is axial
It is resisted against on axial gear ring 9, is additionally provided with annular ring 11 between detent ring 10 and axial gear ring 9.
In practical application, it is additionally provided with accessory channel on the ontology 1 axially opposing with relief passage 5, accessory channel
Outer end has the expanding expansion mouth for forming axial limiting step, and column is detachably installed on accessory channel and blocks 12, column envelope
Stifled 12 outer end has limit head 13, and when column plug 7 is installed in accessory channel, 13 sealing function of limit head exists
In the expansion mouth and limit head 13 of the column plug 7 is axially against on the axial limiting step.
In actually manufacture, it is provided with link slot one on the upper surface of the ontology 1, is provided on the cell wall of link slot one interior
Screw thread, external screw thread is provided on the outer wall of outflow tube connector 3, and outflow tube connector 3 is connected to the sheet by external screw thread spiral
On the internal screw thread of the link slot one of body 1, being additionally provided between outflow tube connector 3 and ontology 1 prevents outflow tube connector 3 in link slot
The positioner that one inside spin loosens.In practical application, the specific embodiment of the positioner are as follows: the cell wall of link slot one
On be provided with recessing groove 14, detent slot, the notch of detent slot and the notch of recessing groove 14 are provided on the outer wall of outflow tube connector 3
Diametrically and between the detent slot and recessing groove 14 it is provided with circlip 15.
In actually manufacture, it is provided with link slot two on the lower end surface of the ontology 1, is provided on the cell wall of link slot two interior
Screw thread, external screw thread is provided on the outer wall of influent stream pipe fitting 2, and influent stream pipe fitting 2 is connected to the sheet by external screw thread spiral
On the internal screw thread of the link slot two of body 1.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of novel hydraulic pipe fitting, including ontology (1), the ontology (1) is equipped with influent stream pipe fitting (2), outflow tube
Connector (3), the influent stream pipe fitting (2) and outflow tube connector (3) it is axially opposing distribution and the rwo between be provided with it is hydraulic
Runner (4) is simultaneously interconnected by hydraulic runner (4), which is characterized in that being provided on the ontology (1) prevents hydraulic runner
(4) hydraulic in increases the decompressor for causing outflow tube connector (3) and ontology (1) junction to leak suddenly.
2. a kind of novel hydraulic pipe fitting according to claim 1, which is characterized in that the decompressor is included in this
It is provided with the relief passage (5) with hydraulic runner (4) vertical connection on body (1), is provided in the relief passage (5) in circle
Columnar piston block (6) and the piston block (6) is slidably matched with relief passage (5), the end of the relief passage (5) is removable
It unloads and is connected with plug in rounded shape (7), be provided between the plug (7) and piston block (6) compressed spring (8), it is described
Compressed spring (8) one end resilient abutment on the plug (7), other end resilient abutment is in the piston block (6)
On.
3. a kind of novel hydraulic pipe fitting according to claim 2, which is characterized in that on the outer wall of the plug (7)
It is provided with external screw thread, internal screw thread is provided on the inner wall of the relief passage (5), the plug (7) passes through external screw thread spiral shell
Rotation is connected on the internal screw thread of relief passage (5), and being provided between the plug (7) and ontology (1) prevents plug (7) to be detached from
The position limiting structure of relief passage (5).
4. a kind of novel hydraulic pipe fitting according to claim 3, which is characterized in that the position limiting structure, which is included in, to be subtracted
It is provided with axial gear ring (9) on the inner wall of the outer tunnel mouth of pressure passageway (5), there are detent ring (10) on the plug (7),
When plug (7) exits relief passage (5) to relief passage (5) outer end by spiral way and the detent ring (10) axially against
On axial gear ring (9), annular ring (11) are additionally provided between the detent ring (10) and axial gear ring (9).
5. a kind of novel hydraulic pipe fitting according to claim 4, which is characterized in that axially opposing with relief passage (5)
Ontology (1) on be additionally provided with accessory channel, the outer end of the accessory channel has the expanding expansion for forming axial limiting step
Oral area is detachably installed with column on the accessory channel and blocks (12), and the outer end that the column blocks (12) has limit
Potential head portion (13), when column plug (7) is installed in accessory channel limit head (13) sealing function in expansion mouth and
The limit head (13) of the column plug (7) is axially against on the axial limiting step.
6. a kind of novel hydraulic pipe fitting according to claim 5, which is characterized in that the upper surface of the ontology (1)
On be provided with link slot one, internal screw thread, the outer wall of the outflow tube connector (3) are provided on the cell wall of the link slot one
On be provided with external screw thread, the outflow tube connector (3) is connected to the link slot one of the ontology (1) by external screw thread spiral
Internal screw thread on, being additionally provided between the outflow tube connector (3) and ontology (1) prevents outflow tube connector (3) in link slot
The positioner that one inside spin loosens.
7. a kind of novel hydraulic pipe fitting according to claim 6, which is characterized in that the positioner includes connection
It is provided on the cell wall of slot one recessing groove (14), is provided with detent slot, the card on the outer wall of the outflow tube connector (3)
The notch of position slot and the notch of recessing groove (14) diametrically and between the detent slot and recessing groove (14) are provided with circlip (15).
8. a kind of novel hydraulic pipe fitting according to claim 7, which is characterized in that the lower end surface of the ontology (1)
On be provided with link slot two, internal screw thread, the outer wall of the influent stream pipe fitting (2) are provided on the cell wall of the link slot two
On be provided with external screw thread, the influent stream pipe fitting (2) is connected to the link slot two of the ontology (1) by external screw thread spiral
Internal screw thread on.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920429778.2U CN209725510U (en) | 2019-04-01 | 2019-04-01 | A kind of novel hydraulic pipe fitting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920429778.2U CN209725510U (en) | 2019-04-01 | 2019-04-01 | A kind of novel hydraulic pipe fitting |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209725510U true CN209725510U (en) | 2019-12-03 |
Family
ID=68689787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920429778.2U Expired - Fee Related CN209725510U (en) | 2019-04-01 | 2019-04-01 | A kind of novel hydraulic pipe fitting |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209725510U (en) |
-
2019
- 2019-04-01 CN CN201920429778.2U patent/CN209725510U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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: 20191203 |