CN107091347A - The slow pressure check-valves of one kind - Google Patents
The slow pressure check-valves of one kind Download PDFInfo
- Publication number
- CN107091347A CN107091347A CN201710481246.9A CN201710481246A CN107091347A CN 107091347 A CN107091347 A CN 107091347A CN 201710481246 A CN201710481246 A CN 201710481246A CN 107091347 A CN107091347 A CN 107091347A
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- China
- Prior art keywords
- valve element
- runner
- main body
- valves
- spring
- 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
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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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The present invention, which discloses a kind of slow pressure check-valves, to be included：Main body；The main body is provided with the runner extended in the same direction with it；One end of the main body is provided with the water inlet for being passed through the runner；The side wall of the main body is provided with the delivery port communicated with the runner；Spring and valve element are provided with the runner；The outer edge surface of the valve element is fitted with the inner wall sealing of the runner；One end of the spring is fixed in the runner, and the other end applies pulling force to the valve element；The valve element has the second place connected by the first position blocked between the water inlet and the delivery port and by the water inlet with the delivery port；The first position and the second place along the main body bearing of trend spaced a predetermined distance；The valve element is moved when being more than the elastic force of the spring with the pressure differential away from the water inlet side close to the water inlet side from the first position to the second place.The slow pressure check-valves, which can be prevented effectively from, opens by mistake the problem of opening.
Description
Technical field
Present invention design technical field of valve manufacturing, more particularly to a kind of slow pressure check-valves.
Background technology
, it is necessary to which valve needs to ensure fluid edge as the switch of fluid in some engineerings in existing pipeline engineering
Fixed direction flowing, reverse flow of fluids is prevented, is the check-valves that this technical staff designs one-way conduction, fluid is along prior
The direction of design can be flowed, and closure of check ring can be caused if reverse fluid flow, so as to realize one-directional fluid flow.
Existing one way stop peturn valve, such as Chinese patent literature data disclose a kind of Novel check valve [application number：
201010188938.2；Application publication number：CN102261498A], it include valve body, check valve plate, valve pocket, polymeric seal,
Check spring, adapter sleeve, bonnet, valve stem sleeve, polymeric seal, valve pocket, valve stem sleeve, check spring are provided with check valve plate, high
Molecular seal is to be applied to the front for the check valve plate that medium passes through direction, and check spring two is easiest at corrosion, is provided with
Valve pocket and valve stem sleeve, check spring upper end are provided with valve stem sleeve, and valve pocket is installed in lower end.
Above-mentioned one way stop peturn valve runs into pipeline reclaimed water and extruded when now fluctuating, if water pressure fluctuations exceed one way stop peturn valve and open pressure
Power, the valve body of the one way stop peturn valve, which produces some displacements, to be turned on, so as to produce error starting, not only waste water source, sometimes also
Production and resident living can be influenceed.
The content of the invention
In view of the deficiencies in the prior art, the present invention is necessary to provide a kind of slow pressure check-valves, with can be to the water in pipeline
Pressure is fluctuated into row buffering.
The present invention is adopted the following technical scheme that：
The slow pressure check-valves of one kind, the slow pressure check-valves includes：Main body；The main body is provided with the runner extended in the same direction with it；Institute
The one end for stating main body is provided with the water inlet for being passed through the runner；The side wall of the main body is provided with the water outlet communicated with the runner
Mouthful；Spring and valve element are provided with the runner；The outer edge surface of the valve element is fitted with the inner wall sealing of the runner；It is described
Runner internal thread is connected with fixture；The spring clip is located between the valve element and the fixture；The spring one end is consolidated
Due on the fixture, the other end applies pulling force to the valve element；The fixture is provided with the through hole passed through for water；
The valve element has the first position and the second place along the main body bearing of trend spaced a predetermined distance；The valve element position
It will be blocked when the first position between the water inlet and the delivery port, the valve element is located at second place when institute
Water inlet is stated to connect with the delivery port；Restraining position ring block is set towards the water inlet side in the valve element in the runner；
The spacing ring can prevent the valve element from being moved when being located at the first position to the water inlet；
The valve element can be from the first position to the second place when being more than the elastic force of the spring by the pressure of water
It is mobile；The valve element can be from the second place to the first position when being less than the elastic force of the spring by the pressure of water
It is mobile.
It is preferred that, the fixture has the linkage section being threadedly coupled with the runner inner wall and rotational segment；Described turn
Dynamic section is connected to the linkage section back to the spring side, to drive the linkage section to rotate；The external diameter of the rotational segment is small
In the external diameter of the linkage section.
It is preferred that, the quantity of the through hole is at least three；Through hole described at least three is rotated evenly around described
Section distribution.
It is preferred that, the spacing ring is detachably connected with the runner inner wall.
It is preferred that, the runner inner wall is provided with internal thread, and the spacing ring is provided with external screw thread, the spacing ring and institute
State runner inner wall threaded connection.
The slow pressure check-valves of formula, which is can be seen that, by above technical scheme passes through the first position to valve element and the
Two positions set a pre-determined distance, so that valve element can be moved in pre-determined distance when occurring water pressure fluctuations in pipeline, and then
By water pressure fluctuations venting before the second place is reached, therefore, the slow pressure check-valves that the present invention is provided can be effectively prevented from because
What pipeline hydraulic pressure was fluctuated and occurred opens by mistake the problem of opening.
With reference to explanation hereinafter and accompanying drawing, only certain exemplary embodiments of this invention is disclose in detail, the original of the present invention is specified
Reason can be in adopted mode.It should be understood that embodiments of the present invention are not so limited in scope.In appended power
In the range of the spirit and terms that profit is required, embodiments of the present invention include many changes, modifications and equivalent.
The feature for describing and/or showing for a kind of embodiment can be in same or similar mode one or more
Used in individual other embodiment, it is combined with feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when being used herein, but simultaneously
It is not excluded for the presence or additional of one or more further features, one integral piece, step or component.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those skilled in the art, without having to pay creative labor, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the slow pressure check valve structure schematic diagram that one embodiment of the present invention is provided；
Fig. 2 is the anchor structure schematic diagram in Fig. 1；
Fig. 3 is Fig. 2 side view.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, it is real below in conjunction with the application
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, this area is common
The every other embodiment that technical staff is obtained on the premise of creative work is not made, should all belong to guarantor of the present invention
The scope of shield.
It should be noted that when element is referred to as " being arranged at " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more
The arbitrary and all combination of related Listed Items.
As shown in Figure 1 to Figure 3, one embodiment of the present invention provides a kind of slow pressure check-valves, and the slow pressure check-valves includes：
Main body 1；The main body 1 is provided with the runner 2 extended in the same direction with it；One end of the main body 1 is provided with and is passed through entering for the runner 2
The mouth of a river 3；The side wall of the main body 1 is provided with the delivery port 4 communicated with the runner 2；In the runner 2 provided with spring 6 and
Valve element 5；The outer edge surface of the valve element 5 is fitted with the inner wall sealing of the runner 2；The internal thread of runner 2 is connected with fixture
8；The spring 6 is located between the valve element 5 and the fixture 8；Described one end of spring 6 is fixed on the fixture 8,
The other end applies pulling force to the valve element 5；The fixture 8 is provided with the through hole 83 passed through for water.
The valve element 5 has the first position and the second place along the bearing of trend of main body 1 spaced a predetermined distance；It is described
Valve element 5 will be blocked when being located at the first position between the water inlet 3 and the delivery port 4, and the valve element 5 is located at described the
The water inlet 3 is connected with the delivery port 4 during two positions；In the valve element 5 towards the water inlet 3 one in the runner 2
Side sets restraining position ring block 7；The spacing ring 7 can prevent the valve element 5 from being moved when being located at the first position to the water inlet 3
It is dynamic.
The valve element 5 can be from the first position to described the when being more than the elastic force of the spring 6 by the pressure of water
Move two positions；The valve element 5 can be from the second place to described when being less than the elastic force of the spring 6 by the pressure of water
Move first position.
In the present embodiment, main body 1 can be pipe structure.The material of main body 1 can be metal, such as steel, iron,
The material such as aluminium and metal alloy.Specifically, the cross section of the main body 1 can be toroidal.Valve element 5 constructs for plectane.
Wherein, length of the delivery port 4 along the direction of main body 1 is more than length of the outer edge surface of the valve element 5 along the direction of main body 1
Degree（The thickness of valve element 5 can be such as considered as）.
As shown in Figure 1 to Figure 3, fixture 8 is threadedly connected in runner 2, and then by rotational fixture 8, fixture 8 can
Moved in runner 2 along runner 2, so as to adjust the original state or initial position of spring 6.When mounted, first by intaking
The spring 6 being fixedly connected, valve element 5 are put into runner 2 by mouth 3, are then put into fixture 8 in water inlet 3, and rotational fixture 8 makes
It is threadedly coupled with runner 2, and is stopped operating when being screwed into precalculated position, and fixture 8 can be fixed by threaded connection
In present position.It can be seen that, by setting fixture 8 very easily to assemble the slow pressure check-valves of the voltage stabilizing, and it is simple in construction,
Advantageously reduce manufacturing cost.
As shown in Figure 2 and Figure 3, the slow pressure check-valves of the voltage stabilizing is assembled to further facilitate, is easy to rotational fixture 8, it is described solid
Determining part 8 has the linkage section 81 being connected with the inner thread of runner 2 and rotational segment 82.The rotational segment 82 is connected to institute
Linkage section 81 is stated back to the spring side, to drive the linkage section 81 to rotate.The external diameter of the rotational segment 82 is less than described
The external diameter of linkage section 81.Wherein, the fixture 8 can be formed in one structure, or Split connection structure, such as rotate
Section 82 is with linkage section 81 by being welded to connect.The rotational segment 82 of the fixture 8 is with linkage section 81 to be coaxially disposed, and workman is in assembling
When can grip linkage section 81 and rotate fixture 8, be connected by the external screw thread of linkage section 81 with the internal thread of runner 2, and then
Fixture 8 is fixed in runner 2.
For ease of the entrance of water, fixture 8 is provided with the through hole 83 of its insertion, and water is after water inlet 3 enters
Moved after through through hole 83 until being applied to the pusher movable valve plug 5 of valve element 5.Specifically, the quantity of the through hole 83 is at least
Three；Through hole 83 described at least three is distributed evenly around the rotational segment 82.As shown in figure 3, shown through hole 83 is four
Individual, four through holes 83 are uniformly distributed around rotational segment 82.
Specifically, delivery port 4 is arranged on the side wall of main body 1, its shape and number are simultaneously not intended to be limited in any.Preferably,
Delivery port 4 can be rectangle, and length direction is parallel with the length direction of runner 2.
In the present embodiment, spring 6 is in extended state when valve element 5 is in first position, and valve element 5 is to the second place
When mobile, the length of spring 6 is gradually elongated, and the pulling force put on valve element 5 is increasing.Wherein, to cause the initial of spring 6
Extended state is adjustable, and the spacing ring 7 is detachably connected with the inwall of runner 2.Specifically, the inwall of runner 2 is provided with
Internal thread, the spacing ring 7 is provided with external screw thread, and the spacing ring 7 is connected with the inner thread of runner 2.
Valve element 5 is in first position, by the side of water inlet 3 hydraulic pressure to the second place move when, the movement of valve element 5 is default
When distance reaches the second place, water inlet 3 could be connected with delivery port 4.After hydraulic pressure venting, valve element 5 is under the pulling force of spring 6
Return to first position.When valve element 5 is in first position, spring 6 may be at free state（Tensionless winkler foundation）, prestretching can also be in
State is stretched, so as to put on the pretension of valve element 5 one.
When there are water pressure fluctuations in runner 2, water pressure fluctuations are put on valve element 5, and valve element 5 is to the second place（Delivery port
4）Mobile, in the moving process of valve element 5, the slow pressure check-valves is in non-connected state all the time, because the pressure of water pressure fluctuations is tieed up
Hold that the time is short and pressure transient, therefore in water pressure fluctuations, valve element 5 by pre-determined distance movement the water pressure fluctuations are delayed
Wash out, be not in the situation for opening by mistake and opening.
By above description as can be seen that the slow pressure check-valves of present embodiment passes through the first position to valve element 5 and the
Two positions set a pre-determined distance, so that valve element 5 can be moved in pre-determined distance when occurring water pressure fluctuations in pipeline, enter
And by water pressure fluctuations venting before the second place is reached, therefore, the slow pressure check-valves that present embodiment is provided can be effectively
Avoid because pipeline hydraulic pressure fluctuate occur open by mistake the problem of opening.
Herein cited any digital value all include between lower limit to higher limit with the lower value of an incremented and
The all values of upper value, the interval that there are at least two units between any lower value and any much higher value.For example, such as
Fruit elaborates the quantity or process variable of part（Such as temperature, pressure, the time）Value be from 1 to 90, preferably from 20
To 80, more preferably from 30 to 70, then purpose is to illustrate that such as 15 to 85,22 are also clearly listed in the specification arrives
68th, 43 to 51,30 to 32 is equivalent.For the value less than 1, it is 0.0001,0.001,0.01,0.1 suitably to think a unit.
These are only intended to the example clearly expressed, it is believed that the numerical value enumerated between minimum and peak is possible to
Combination is all expressly set forth in the specification in a similar manner.
Unless otherwise indicated, all scopes all include all numerals between end points and end points.It is used together with scope
" about " or " approximate " be suitable for two end points of the scope.Thus, " about 20 to 30 " are intended to covering " about 20 to about
30 ", at least end points including indicating.
All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot
Together in this.Describe the term " substantially by ... constitutes " of combination should include determined by element, composition, part or step and reality
There is no other elements, composition, part or the step of the basic novel feature for influenceing the combination in matter.Using term "comprising" or
" comprising " describes the combination of element here, composition, part or step it is also contemplated that basic by these elements, composition, part
Or the embodiment that step is constituted.Here by using term " can with ", it is intended to which illustrate that " can with " include is described any
Attribute is all optional.
Multiple element, composition, part or step can be provided by single integrated component, composition, part or step.It is alternative
Ground, single integrated component, composition, part or step can be divided into multiple element, composition, part or the step of separation.It is used for
The open "a" or "an" for describing element, composition, part or step is not said to exclude other elements, composition, part
Or step.
It should be understood that above description is to be limited in order to illustrate rather than.By reading above-mentioned retouch
State, many embodiments and many applications outside the example provided all will be aobvious and easy for a person skilled in the art
See.Therefore, the scope of this teaching should not be determined with reference to foregoing description, but should with reference to appended claims and this
The four corner of the equivalent that a little claims are possessed is determined.It is for comprehensive purpose, all articles and special with reference to including
The disclosure of profit application and bulletin is all by reference to being incorporated herein.Theme disclosed herein is omitted in preceding claims
Any aspect is not intended to abandon the body matter, also should not be considered as inventor the theme is not thought of as it is disclosed
A part for subject matter.
Claims (5)
1. the slow pressure check-valves of one kind, it is characterised in that the slow pressure check-valves includes：Main body；The main body is provided with the same direction with it
The runner of extension；One end of the main body is provided with the water inlet for being passed through the runner；The side wall of the main body be provided with it is described
The delivery port that runner is communicated；Spring and valve element are provided with the runner；The inwall of the outer edge surface of the valve element and the runner
Palette；The runner internal thread is connected with fixture；The spring clip is located between the valve element and the fixture；Institute
State spring one end to be fixed on the fixture, the other end applies pulling force to the valve element；The fixture is provided with and supplies water
The through hole passed through；
The valve element has the first position and the second place along the main body bearing of trend spaced a predetermined distance；The valve element position
It will be blocked when the first position between the water inlet and the delivery port, the valve element is located at second place when institute
Water inlet is stated to connect with the delivery port；Restraining position ring block is set towards the water inlet side in the valve element in the runner；
The spacing ring can prevent the valve element from being moved when being located at the first position to the water inlet；
The valve element can be from the first position to the second place when being more than the elastic force of the spring by the pressure of water
It is mobile；The valve element can be from the second place to the first position when being less than the elastic force of the spring by the pressure of water
It is mobile.
2. slow pressure check-valves as claimed in claim 1, it is characterised in that：The fixture has and the runner inner wall screw thread
The linkage section and rotational segment of connection；The rotational segment is connected to the linkage section back to the spring side, described to drive
Linkage section is rotated；The external diameter of the rotational segment is less than the external diameter of the linkage section.
3. slow pressure check-valves as claimed in claim 2, it is characterised in that：The quantity of the through hole is at least three；At least
Three through holes are distributed evenly around the rotational segment.
4. slow pressure check-valves as claimed in claim 3, it is characterised in that：The spacing ring detachably connects with the runner inner wall
Connect.
5. slow pressure check-valves as claimed in claim 4, it is characterised in that：The runner inner wall is provided with internal thread, the limit
Position ring is provided with external screw thread, and the spacing ring is threadedly coupled with the runner inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710481246.9A CN107091347A (en) | 2017-06-22 | 2017-06-22 | The slow pressure check-valves of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710481246.9A CN107091347A (en) | 2017-06-22 | 2017-06-22 | The slow pressure check-valves of one kind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107091347A true CN107091347A (en) | 2017-08-25 |
Family
ID=59640751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710481246.9A Pending CN107091347A (en) | 2017-06-22 | 2017-06-22 | The slow pressure check-valves of one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107091347A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703191A (en) * | 1969-12-23 | 1972-11-21 | Aga Ab | Valve device |
| CN2485494Y (en) * | 2001-01-04 | 2002-04-10 | 彭派 | Valve for preventing pressure meter from blow out |
| CN1877176A (en) * | 2006-06-27 | 2006-12-13 | 梁伟 | Automatic decompression explosion-proof safety nozzle of motorcycle tire |
| CN101782151A (en) * | 2009-01-20 | 2010-07-21 | 中芯国际集成电路制造(上海)有限公司 | Manual control valve |
| CN202612743U (en) * | 2012-05-16 | 2012-12-19 | 朱劲丰 | Simple and convenient gas filled tube for balloon-series gas-filling articles |
| CN203516869U (en) * | 2013-07-23 | 2014-04-02 | 北汽福田汽车股份有限公司 | Two-way pressure valve and automobile cooling system comprising same |
| CN205824434U (en) * | 2016-07-30 | 2016-12-21 | 哈尔滨理工大学 | A kind of one-way conduction joint based on high pressure draught |
-
2017
- 2017-06-22 CN CN201710481246.9A patent/CN107091347A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703191A (en) * | 1969-12-23 | 1972-11-21 | Aga Ab | Valve device |
| CN2485494Y (en) * | 2001-01-04 | 2002-04-10 | 彭派 | Valve for preventing pressure meter from blow out |
| CN1877176A (en) * | 2006-06-27 | 2006-12-13 | 梁伟 | Automatic decompression explosion-proof safety nozzle of motorcycle tire |
| CN101782151A (en) * | 2009-01-20 | 2010-07-21 | 中芯国际集成电路制造(上海)有限公司 | Manual control valve |
| CN202612743U (en) * | 2012-05-16 | 2012-12-19 | 朱劲丰 | Simple and convenient gas filled tube for balloon-series gas-filling articles |
| CN203516869U (en) * | 2013-07-23 | 2014-04-02 | 北汽福田汽车股份有限公司 | Two-way pressure valve and automobile cooling system comprising same |
| CN205824434U (en) * | 2016-07-30 | 2016-12-21 | 哈尔滨理工大学 | A kind of one-way conduction joint based on high pressure draught |
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Application publication date: 20170825 |