CN203363307U - One-way throttling valve and one-way throttling pipeline - Google Patents
One-way throttling valve and one-way throttling pipeline Download PDFInfo
- Publication number
- CN203363307U CN203363307U CN 201320383763 CN201320383763U CN203363307U CN 203363307 U CN203363307 U CN 203363307U CN 201320383763 CN201320383763 CN 201320383763 CN 201320383763 U CN201320383763 U CN 201320383763U CN 203363307 U CN203363307 U CN 203363307U
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- Prior art keywords
- valve
- way throttle
- perforate
- throttling
- limited post
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Abstract
The utility model discloses a one-way throttling valve and a one-way throttling pipeline. The one-way throttling valve comprises a valve body, wherein a valve cavity is formed in one end of the valve body, a throttling channel is formed in the other end of the valve body, and is communicated with the valve cavity, the inner diameter of the throttling channel is smaller than that of the valve cavity, a sealing cavity is further formed in the position of connection between the valve cavity and the throttling channel, the inner diameter of the sealing cavity is larger than that of the throttling channel and is smaller than that of the valve cavity, a valve ball is further arranged in the valve cavity, and a limiting column is further fixed to the interior of the valve cavity. According to the one-way throttling valve, when a water current flows in the forward flow direction, the valve ball is ejected by the water current to be attached to the limiting column, and then water current can flow out through an outlet; when the water current flows in the reverse flow direction, the valve ball is attached to an inlet of the valve cavity, the inlet is sealed, the water current cannot flow out through the inlet, and the function of the one-way throttling valve is achieved; when the water current passes through the throttling channel to arrive at the valve cavity, due to the facts that the flowing diameter is sharply increased, and local damping is high, energy of fluid in a water channel is reduced, flow becomes smaller, and the effect of throttling is achieved.
Description
Technical field
The utility model relates to a kind of valve, more precisely, relates to a kind of one-way throttle valve; The utility model also relates to a kind of one-way throttle pipeline.
Background technique
Day by day complicated at the cooling water channel of automobile at present, the part branch road need to increase the parts that limit its uninterrupted and water (flow) direction.Generally can be chosen in water pipe and one-way valve is set guarantee flows to correctly, and the hard tube by increasing throttle valve or series connection small aperture is to reach the effect of throttling.The linkage structure of this pipeline is comparatively complicated.
The model utility content
The utility model, in order to solve problems of the prior art, provides a kind of one-way throttle valve.
In order to realize above-mentioned purpose, the technical solution of the utility model is: a kind of one-way throttle valve, comprise valve body, one end of described valve body is provided with valve pocket, the throttling passage that the other end is provided with valve pocket is communicated with, internal diameter is less than valve pocket, the joint of described valve pocket and throttling passage also is provided with the Seal cage that internal diameter is greater than throttling passage, is less than valve pocket; Also be provided with valve ball in described valve pocket, also be fixed with limited post in described valve pocket, the matching relationship of described valve ball and limited post, Seal cage is as follows: when the pressure of entrance is greater than outlet, described valve ball has the circulation position towards outlet is rolled and limited post is kept out; When the pressure of entrance is less than outlet, described valve ball has the closed position towards Seal cage rolls also and Seal cage is fitted.
Preferably, the inboard of described Seal cage is provided with the curved surface coordinated with valve ball.
Preferably, the body wall of valve pocket both sides is provided with the first perforate and second perforate of perforation, and an end of described limited post penetrates to the second perforate from the first perforate, two ends respectively with the first perforate of limited post, the second perforate interference fit.
Preferably, the end that limited post and the second perforate coordinate be provided with valve interior wall on be positioned at the step that the position of the second tapping coordinates.
Preferably, described valve body is nylon, plastics or metallic material.
Preferably, described valve ball is nylon, plastics or metallic material.
Preferably, described limited post is nylon, plastics or metallic material.
The utility model also provides a kind of one-way throttle pipeline, comprises pipeline body, also comprises above-mentioned one-way throttle valve, and whole one-way throttle valve is positioned at pipeline body, the inwall interference fit of the outer wall of valve body and pipeline body.
Further, process chamfered in the termination of valve body in described one-way throttle valve.
One-way throttle valve of the present utility model, it is simple in structure, when current flow into from the entry end of valve pocket, i.e. P1 > during P2, current are for just flowing to; Otherwise P2 > during P1 current be adverse current to.When current when just flowing to, valve ball by the current top to the limited post laminating after, current can flow out from outlet; When current be adverse current to the time, the entrance laminating of valve ball and valve pocket, thus entrance is shut, current can not flow out from entrance, have realized the function of one-way valve; When current pass through throttling passage to valve pocket, due to the sharply expansion of circulation diameter, Local Damping causes very greatly the water route fluid energy to reduce, thereby flow is diminished, and plays the effect of throttling.
One-way throttle pipeline of the present utility model, whole one-way throttle valve is positioned at pipeline, has avoided connecting one-way valve, throttle valve at pipe head, and compact structure not only, saved the installing space of one-way valve, also optimized the connection of pipeline.
The accompanying drawing explanation
Fig. 1, Fig. 2 show one-way throttle valve of the present utility model various flows to the time schematic diagram.
Fig. 3 shows the Throttle Principle schematic diagram of the utility model one-way throttle valve.
Embodiment
For the technical problem that the utility model is solved, the technological scheme of employing, the technique effect easy to understand of obtaining, below in conjunction with concrete accompanying drawing, embodiment of the present utility model is described further.
With reference to figure 1, Fig. 2, the utility model provides a kind of one-way throttle valve, comprise valve body 1, valve ball 2, limited post 3, one end of described valve body 1 is provided with valve pocket 6, the outboard end of valve pocket 6 is outlet 4, the other end is provided with the throttling passage 8 be communicated with valve pocket 6, and the internal diameter of this throttling passage 8 is less than the internal diameter of valve pocket 6.Also be provided with in the joint of described valve pocket 6 and throttling passage 8 Seal cage 5 that internal diameter is greater than throttling passage 8, is less than valve pocket 6; Valve ball 2 is positioned at valve pocket 6, the internal diameter of valve pocket 6 is greater than the diameter of valve ball 2, valve ball 2 can be rolled along the length direction of valve pocket 6, described limited post 3 is fixed in valve pocket 6, the matching relationship of described valve ball 2 and limited post 3, Seal cage 5 is as follows: when the pressure P 1 of entrance is greater than the pressure P 2 of outlet, described valve ball 2 has the circulation position towards outlet 4 is rolled and limited post 3 is kept out; When the pressure P 1 of entrance is less than the pressure P 2 in outlet port, described valve ball 2 has the closed position towards Seal cage 5 rolls also and Seal cage 5 is fitted.
When current flow into from the entry end of valve body, i.e. P1 > during P2, current are for just flowing to, with reference to figure 1, on the contrary P2 during P1 current be adverse current to, with reference to figure 2.When current when just flowing to, valve ball 2 by the current top to limited post 3 laminatings after, current can flow out from outlet; When current be adverse current to the time, valve ball and Seal cage 5 laminatings, sealed this passage, current can not flow out from entrance.
One-way throttle valve of the present utility model is that the reducing by sharply plays throttling action.When current pass through throttling passage 8 to valve pocket 6, due to the sharply expansion of circulation diameter, Local Damping causes very greatly the water route fluid energy to reduce, thereby flow is diminished, and plays the effect of throttling.
With reference to figure 3, particularly, when one-way throttle valve, during in enable possition, current are V1 at the interior flow velocity of throttling passage 8, and water flow section is amassed as A1, and current are V2 at Seal cage 5 with the flow velocity in throttling passage 8 join domains, and water flow section is amassed as A2.The energy loss of current after throttling passage 8 is hj.According to the fluid mechanics formula, the loss of the fluid energy of sudden expansion pipeline is:
Can know, in pipeline, the energy loss of fluid becomes quadratic relationship with the when flow velocity of sectional area, and water flow velocity is larger, and sectional area ratio is larger, and restriction effect is stronger.
For valve ball 2 can be coordinated with Seal cage 5 better, the inboard of described Seal cage 5 is provided with the curved surface 50 coordinated with valve ball 2.
The limited post 3 for stopping valve ball 6 arranged in valve pocket 6 can pass through Standard known in the art.The utility model preferably, the body wall of valve pocket both sides is provided with the first perforate 11 and second perforate 10 of perforation, one end of described limited post 3 penetrates to the second perforate 10 from the first perforate 11, and two ends respectively with the first perforate 11, second perforate 10 interference fit of limited post 3.More preferably, the end that limited post and the second perforate 10 coordinate be provided with valve interior wall on be positioned at the step 30 that the position of the second tapping coordinates.With reference to the view direction of figure 3, limited post 3 is lower end for the end with the second perforate 10 cooperations, and its external diameter is less than upper end, the wedgewise structure.
Described valve body, valve ball, limited post can be selected nylon, plastics or metallic material.
One-way throttle valve of the present utility model is in application, whole one-way throttle valve is positioned at pipeline, is about to this one-way throttle valve and fills in pipeline, and make the inwall interference fit of outer wall and the pipeline of valve body 1, thereby whole one-way throttle valve is fixed in pipeline, has formed the one-way throttle pipeline.One-way throttle pipeline of the present utility model, avoided connecting one-way valve, throttle valve at pipe head, and compact structure has not only been saved the installing space of one-way valve, throttle valve.
For the ease of one-way throttle valve is assemblied in pipeline, the termination of described valve body is through chamfered 7.
The utility model is by preferred embodiment having carried out detailed explanation.Yet, by studying carefully above, to the variation of each mode of execution with to increase be also that one of ordinary skill in the art institute is apparent.Being intended that all these variations and increasing of claimant all dropped in the scope that the utility model claim protects.
Similar numbering refers to similar element in the whole text.For clarity, the situation that some line, layer, element, parts or feature are amplified may be arranged in the accompanying drawings.
Term used herein is only for to be illustrated specific embodiment, and it not is intended to the utility model is limited.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the utility model one of ordinary skill in the art's understanding.
Claims (9)
1. an one-way throttle valve, comprise valve body, it is characterized in that: an end of described valve body is provided with valve pocket, the throttling passage that the other end is provided with valve pocket is communicated with, internal diameter is less than valve pocket, and the joint of described valve pocket and throttling passage also is provided with the Seal cage that internal diameter is greater than throttling passage, is less than valve pocket; Also be provided with valve ball in described valve pocket, also be fixed with limited post in described valve pocket, the matching relationship of described valve ball and limited post, Seal cage is as follows: when the pressure of entrance is greater than outlet, described valve ball has the circulation position towards outlet is rolled and limited post is kept out; When the pressure of entrance is less than outlet, described valve ball has the closed position towards Seal cage rolls also and Seal cage is fitted.
2. one-way throttle valve according to claim 1 is characterized in that: the inboard of described Seal cage is provided with the curved surface coordinated with valve ball.
3. one-way throttle valve according to claim 1, it is characterized in that: the body wall of valve pocket both sides is provided with the first perforate and second perforate of perforation, one end of described limited post penetrates to the second perforate from the first perforate, two ends respectively with the first perforate of limited post, the second perforate interference fit.
4. one-way throttle valve according to claim 3 is characterized in that: the end that limited post and the second perforate coordinate be provided with valve interior wall on be positioned at the step that the position of the second tapping coordinates.
5. one-way throttle valve according to claim 1, it is characterized in that: described valve body is nylon, plastics or metallic material.
6. one-way throttle valve according to claim 1, it is characterized in that: described valve ball is nylon, plastics or metallic material.
7. one-way throttle valve according to claim 1, it is characterized in that: described limited post is nylon, plastics or metallic material.
8. an one-way throttle pipeline, comprise pipeline body, also comprises one-way throttle valve as described as claim 1 to 7 any one, and it is characterized in that: whole one-way throttle valve is positioned at pipeline body, the inwall interference fit of the outer wall of valve body and pipeline body.
9. one-way throttle pipeline according to claim 8, is characterized in that: process chamfered in the termination of valve body in described one-way throttle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320383763 CN203363307U (en) | 2013-06-28 | 2013-06-28 | One-way throttling valve and one-way throttling pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320383763 CN203363307U (en) | 2013-06-28 | 2013-06-28 | One-way throttling valve and one-way throttling pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203363307U true CN203363307U (en) | 2013-12-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320383763 Expired - Fee Related CN203363307U (en) | 2013-06-28 | 2013-06-28 | One-way throttling valve and one-way throttling pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203363307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352994A (en) * | 2013-06-28 | 2013-10-16 | 安徽江淮汽车股份有限公司 | One-way throttling valve and one-way throttling pipeline |
| CN109642683A (en) * | 2016-08-03 | 2019-04-16 | 株式会社三国 | Safety valve |
-
2013
- 2013-06-28 CN CN 201320383763 patent/CN203363307U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352994A (en) * | 2013-06-28 | 2013-10-16 | 安徽江淮汽车股份有限公司 | One-way throttling valve and one-way throttling pipeline |
| CN109642683A (en) * | 2016-08-03 | 2019-04-16 | 株式会社三国 | Safety valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| 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: 20131225 Termination date: 20190628 |