CN110873249A - Joint for preventing leakage during replacement - Google Patents
Joint for preventing leakage during replacement Download PDFInfo
- Publication number
- CN110873249A CN110873249A CN201911245650.1A CN201911245650A CN110873249A CN 110873249 A CN110873249 A CN 110873249A CN 201911245650 A CN201911245650 A CN 201911245650A CN 110873249 A CN110873249 A CN 110873249A
- Authority
- CN
- China
- Prior art keywords
- valve core
- water outlet
- spring valve
- spring
- water
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
- F16L29/00—Joints with fluid cut-off means
- F16L29/04—Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a joint for preventing liquid leakage during replacement, which comprises a joint body; the water outlet pipe, the water inlet pipe, the spring valve core, the water outlet sealing seat, the conduction thimble, the outer valve core and the connecting piece; the water outlet sealing seat is provided with an installation step, the conduction thimble is provided with a fixture block, and the conduction fixed needle is movably installed on the installation step through the fixture block; the water outlet pipe piece is installed on the water outlet sealing seat through threads, a guide hole is formed in the water outlet pipe piece, a spring valve core is installed between the water outlet pipe piece and the water outlet sealing seat, a guide post is arranged on the spring valve core, one end of the spring valve core is in contact with the conduction thimble, and the other end of the spring valve core is movably connected with the water outlet pipe piece through the matching of the guide post and the guide hole. The filter element is simple in structure and convenient to connect, when a worker replaces the filter element, no material liquid flows out of the filter element or a pipeline after the filter element is disassembled, and the probability of contact between personnel and the material liquid is greatly reduced, so that the harm of the harmful material liquid to the worker is greatly reduced.
Description
Technical Field
The invention relates to a joint, in particular to a joint capable of preventing liquid leakage during replacement.
Background
When the conventional electronic products and electronic chemicals are filtered, the integral ball filter element integrates a small filter, so that the opportunity of manual contact with the liquid is reduced to a great extent, but in some special occasions, when the filter element is replaced, the liquid still flows out of the filter element or a pipeline after being disassembled, so that the contact with the liquid cannot be completely avoided, the protection effect on personnel is poor, and the harm is caused to the human body; the general joint only can play a role in connection and cannot play a role in regulating flow; if the patent with the granted publication number CN207483746U discloses a filter element assembly, a composite filter element device and a water purifying apparatus, the patent is provided with a one-way valve, so that when the filter element is replaced, the residual water in the filter element can not flow out, but in the water passing process, the one-way valve can only cut off the water in a single way, and can not adjust the water passing flow, and the one-way valve can only cut off the water in a single way, but when the other end of the one-way valve has water, the water can not be blocked. Therefore, a joint for preventing liquid leakage during replacement is provided.
Disclosure of Invention
The invention aims to provide a joint for preventing liquid leakage during replacement, aiming at solving the problem that when a worker replaces a filter element, liquid flows out from the filter element or a pipeline after being disassembled to contact with a human body, so that the harm to the human body is caused.
In order to achieve the purpose, the invention provides a joint for preventing liquid leakage in replacement, which comprises a joint body, a joint body and a sealing ring, wherein the joint body is provided with a sealing ring; the water outlet pipe, the water inlet pipe, the spring valve core, the water outlet sealing seat, the conduction thimble, the outer valve core and the connecting piece; the water outlet sealing seat is provided with an installation step, the conduction thimble is provided with a fixture block, and the conduction fixed needle is movably installed on the installation step through the fixture block; the water outlet pipe piece is installed on the water outlet sealing seat through threads, a guide hole is formed in the water outlet pipe piece, a spring valve core is installed between the water outlet pipe piece and the water outlet sealing seat, a guide post is arranged on the spring valve core, one end of the spring valve core is in contact with the conduction thimble, and the other end of the spring valve core is movably connected with the water outlet pipe piece through the matching of the guide post and the guide hole.
Preferably, the bottom of the water outlet sealing seat is provided with a connecting piece through threads, and the connecting piece is provided with a stop block; the outer valve core is provided with a fixed block matched with the stop block, the outer valve core is movably arranged on the connecting piece through the matching of the stop block and the fixed block, and the outer valve core is connected with the water outlet sealing seat in a sliding manner through the connecting piece; a water inlet pipe fitting is installed on the outer valve core through threads, and a guide hole is also formed in the water inlet pipe fitting; and a spring valve core is also arranged between the water inlet pipe fitting and the outer valve core and is movably connected with the water inlet pipe fitting through the matching of the guide post and the guide hole.
Further preferably, a spring is mounted on the guide post of the spring valve core.
Further preferably, the spring valve core and the outer valve core are both provided with a sealing ring mounting groove, and a sealing ring is mounted on the sealing ring mounting groove.
The invention has the beneficial effects that: the filter element is simple in structure and convenient to connect, when a worker replaces the filter element, no material liquid flows out of the filter element or a pipeline after the filter element is disassembled, and the probability of contact between personnel and the material liquid is greatly reduced, so that the harm of the harmful material liquid to the worker is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the closed state structure of the present invention.
Figure 2 is a schematic view of the open configuration of the present invention.
Fig. 3 is a partially enlarged schematic view of the present invention.
Fig. 4 is a partially enlarged schematic view of the present invention.
Illustration of the drawings: 1. a water outlet pipe; 2. a water inlet pipe fitting; 3. a spring spool; 4. a water outlet sealing seat; 5. conducting the thimble; 6. an outer valve core; 7. a connecting member; 8. mounting a step; 9. a clamping block; 10. a guide hole; 11. a guide post; 12. a stopper; 13. a fixed block; 14. a spring; 15. a sealing ring mounting groove; 16. and (5) sealing rings.
Detailed Description
The joint for preventing liquid leakage during replacement according to the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-4, the joint for preventing liquid leakage during replacement of the present embodiment includes a water outlet pipe 1, a water inlet pipe 2, a spring valve core 3, a water outlet sealing seat 4, a conducting thimble 5, an outer valve core 6 and a connecting piece 7; the water outlet sealing device is characterized in that an installation step 8 is arranged on the water outlet sealing seat 4, a clamping block 9 is arranged on the conduction thimble 5, and the conduction thimble 5 is movably installed on the installation step 8 through the clamping block; the water outlet pipe piece 1 is installed on the water outlet sealing seat 4 through threads, a guide hole 10 is formed in the water outlet pipe piece 1, a spring valve core 3 is installed between the water outlet pipe piece 1 and the water outlet sealing seat 4, a guide post 11 is arranged on the spring valve core 3, one end of the spring valve core 3 is in contact with the conduction thimble 5, and the other end of the spring valve core 3 is movably connected with the water outlet pipe piece 1 through the matching of the guide post 11 and the guide hole 10; the bottom of the water outlet sealing seat 4 is provided with a connecting piece 7 through threads, and a stop block 12 is arranged on the connecting piece 7; the outer valve core 6 is provided with a fixed block 13 matched with the stop block 12, the outer valve core 6 is movably arranged on the connecting piece 7 through the matching of the stop block 12 and the fixed block 13, and the outer valve core 6 is connected with the water outlet sealing seat 4 in a sliding way through the connecting piece 7; the outer valve core 6 is provided with a water inlet pipe fitting 2 through threads, and the water inlet pipe fitting 2 is also provided with a guide hole 10; a spring valve core 3 is also arranged between the water inlet pipe fitting 2 and the outer valve core 6, and the spring valve core 3 is movably connected with the water inlet pipe fitting 2 through the matching of the guide post 11 and the guide hole 10; a spring 14 is arranged on a guide post of the spring valve core 3; and the spring valve core 3 and the outer valve core 6 are both provided with a sealing ring mounting groove 15, and a sealing ring 16 is mounted on the sealing ring mounting groove 15.
When the water outlet pipe fitting is used, in the screwing process of the connecting piece 7, the fixed block 13 is driven by the stop block 12, so that the outer valve core 6 is driven to continuously enter the water outlet sealing seat 4, the thimble 5 is pushed and conducted in the movement process of the outer valve core 6, the spring valve core 3 at the position of the water inlet pipe fitting and the water outlet pipe fitting is pushed open under the action of the conducted thimble 5, the sealed position of the spring valve core 3 is in a separation state at the moment, and the feed liquid enters the water outlet pipe fitting 1 from the position of the water inlet pipe fitting 2 and is in a working state; when the work is stopped, the connecting piece 7 is unscrewed, in the process, the spring valve core 3 is separated by conducting the thimble 5, the feeding and discharging liquid is sealed under the action of the spring force, and the outer valve core 6 is still in a sealed state; the connecting piece 7 is continuously separated and then the normal state is recovered.
The invention has the beneficial effects that: the filter element is simple in structure and convenient to connect, when a worker replaces the filter element, no feed liquid flows out of the filter element or a pipeline after the filter element is disassembled, so that the probability of contact between personnel and the feed liquid is greatly reduced, and the harm of the harmful feed liquid to the worker is greatly reduced; on the design of the joint, the connection of the filter element installation pipeline is carried out by adopting a sectional connection and disconnection mode; when in connection, firstly, the external pipeline is connected, the external pipeline is possibly disconnected with personnel through the sealing of the sealing ring 16, and in the process of continuously screwing, the spring 14 on the spring valve core 3 at the position of the inlet and outlet pipe fitting is contracted through the arrangement of the conducting thimble 5, so that a channel is opened; when in disassembly and assembly, the connecting piece 7 is rotated firstly, so that the pipeline channel is cut off at the position of the inlet and outlet pipe fittings, and then the external channel is opened, so that the feed liquid is leaked within a controllable range; the feed liquid is prevented from leaking and contacting with the human body during replacement; when the connector is used, the position of the thimble 5 is controlled to be switched on by rotating the connecting piece 7, so that the flow in the connector can be controlled.
The scope of protection of the invention is not limited to the above embodiments and variations thereof. The present invention is not limited to the above embodiments, but may be modified in various ways.
Claims (4)
1. A joint for preventing liquid leakage during replacement comprises a water outlet pipe (1), a water inlet pipe (2), a spring valve core (3), a water outlet sealing seat (4), a conducting thimble (5), an outer valve core (6) and a connecting piece (7); the water outlet sealing device is characterized in that an installation step (8) is arranged on the water outlet sealing seat (4), a clamping block (9) is arranged on the conduction thimble (5), and the conduction thimble (5) is movably installed on the installation step (8) through the clamping block (9); go out water pipe spare (1) and install on play water seal receptacle (4) through the screw thread, be equipped with guiding hole (10) on play water pipe spare (1), install spring valve core (3) between play water pipe spare (1) and play water seal receptacle (4), be equipped with guide post (11) on spring valve core (3), spring valve core (3) one end with switch on thimble (5) contact, the cooperation and play water pipe spare (1) swing joint that the spring valve core (3) other end passes through guide post (11) and guiding hole (10).
2. A fitting for preventing fluid leakage during replacement as defined in claim 1, wherein: a connecting piece (7) is installed at the bottom of the water outlet sealing seat (4) through threads, and a stop block (12) is arranged on the connecting piece (7); the outer valve core (6) is provided with a fixed block (13) matched with the stop block (12), the outer valve core (6) is movably arranged on the connecting piece (7) through the matching of the stop block (12) and the fixed block (13), and the outer valve core (6) is connected with the water outlet sealing seat (4) in a sliding manner through the connecting piece (7); the outer valve core (6) is provided with a water inlet pipe fitting (2) through threads, and the water inlet pipe fitting (2) is also provided with a guide hole (10); a spring valve core (3) is also arranged between the water inlet pipe fitting (2) and the outer valve core (6), and the spring valve core (3) is movably connected with the water inlet pipe fitting (2) through the matching of the guide post (11) and the guide hole (10).
3. A joint for preventing leakage at the time of replacement according to any one of claims 1 to 2, wherein: and a spring (14) is arranged on a guide column of the spring valve core (3).
4. A joint for preventing leakage at the time of replacement according to any one of claims 1 to 2, wherein: and the spring valve core (3) and the outer valve core (6) are respectively provided with a sealing ring mounting groove (15), and a sealing ring (16) is mounted on the sealing ring mounting groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911245650.1A CN110873249A (en) | 2019-12-07 | 2019-12-07 | Joint for preventing leakage during replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911245650.1A CN110873249A (en) | 2019-12-07 | 2019-12-07 | Joint for preventing leakage during replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110873249A true CN110873249A (en) | 2020-03-10 |
Family
ID=69718457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911245650.1A Pending CN110873249A (en) | 2019-12-07 | 2019-12-07 | Joint for preventing leakage during replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110873249A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021203594A1 (en) * | 2020-04-07 | 2021-10-14 | 菲时特集团股份有限公司 | Explosion-proof ice maker pipe with self-blocking function |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202561325U (en) * | 2012-05-01 | 2012-11-28 | 杨英奇 | Fast connection type double-end check valve |
| CN206268529U (en) * | 2016-11-08 | 2017-06-20 | 玉环江林水暖管业有限公司 | A kind of flow safety valve |
| CN107989575A (en) * | 2016-10-27 | 2018-05-04 | 天津汇铸石油设备科技有限公司 | Rotary check valve |
| CN209325245U (en) * | 2018-12-29 | 2019-08-30 | 宁波大雅汽车部件有限公司 | A kind of quick-release connector of the sealing ring anti-drop structure of big flow low pressure drop |
| CN110486553A (en) * | 2019-08-02 | 2019-11-22 | 中航光电科技股份有限公司 | A kind of fluid connector with self-protection function fluid disabling mechanism |
| CN110537049A (en) * | 2017-06-13 | 2019-12-03 | 梅塞尔法国股份公司 | Connector for low-temperature liquefaction medium |
| CN211083221U (en) * | 2019-12-07 | 2020-07-24 | 杭州大立过滤设备有限公司 | Joint for preventing leakage during replacement |
-
2019
- 2019-12-07 CN CN201911245650.1A patent/CN110873249A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202561325U (en) * | 2012-05-01 | 2012-11-28 | 杨英奇 | Fast connection type double-end check valve |
| CN107989575A (en) * | 2016-10-27 | 2018-05-04 | 天津汇铸石油设备科技有限公司 | Rotary check valve |
| CN206268529U (en) * | 2016-11-08 | 2017-06-20 | 玉环江林水暖管业有限公司 | A kind of flow safety valve |
| CN110537049A (en) * | 2017-06-13 | 2019-12-03 | 梅塞尔法国股份公司 | Connector for low-temperature liquefaction medium |
| CN209325245U (en) * | 2018-12-29 | 2019-08-30 | 宁波大雅汽车部件有限公司 | A kind of quick-release connector of the sealing ring anti-drop structure of big flow low pressure drop |
| CN110486553A (en) * | 2019-08-02 | 2019-11-22 | 中航光电科技股份有限公司 | A kind of fluid connector with self-protection function fluid disabling mechanism |
| CN211083221U (en) * | 2019-12-07 | 2020-07-24 | 杭州大立过滤设备有限公司 | Joint for preventing leakage during replacement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021203594A1 (en) * | 2020-04-07 | 2021-10-14 | 菲时特集团股份有限公司 | Explosion-proof ice maker pipe with self-blocking function |
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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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 311404 No.1 Beishan North Road, Xindeng Town, Fuyang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Dali Filtering Equipment Co.,Ltd. Address before: 311404 No.1 Beishan North Road, Xindeng Town, Fuyang District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU DARLLY FILTRATION EQUIPMENT Co.,Ltd. Country or region before: China |