CN205013757U - Two -way exhaust open/close valve - Google Patents
Two -way exhaust open/close valve Download PDFInfo
- Publication number
- CN205013757U CN205013757U CN201520802174.XU CN201520802174U CN205013757U CN 205013757 U CN205013757 U CN 205013757U CN 201520802174 U CN201520802174 U CN 201520802174U CN 205013757 U CN205013757 U CN 205013757U
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- emergent
- air
- valve
- row device
- pipeline
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Abstract
The utility model discloses a two -way exhaust open/close valve relates to valve technical field. The utility model discloses a two -way exhaust open/close valve is including the valve body that is equipped with the inner chamber, be equipped with on the valve body with an exhaust apparatus and the 2nd exhaust apparatus of inner chamber intercommunication, an exhaust apparatus is used for realizing a large amount of exhausts to the pipeline, the 2nd exhaust apparatus is used for realizing continuation, the trace exhaust to the pipeline. The utility model provides a two -way exhaust open/close valve can realize a large amount of exhausts of pipeline under different situation and last the trace exhaust, and gaseous gathering in the reduction pipeline reduces gaseous harm to the pipeline.
Description
Technical field
The utility model relates to valve technology field, particularly relates to a kind of bi-directional venting and opens and closes valve.
Background technique
General keying valve only has the on-off action to medium.In the using process of keying valve, ducted medium inevitably with gas, and assembles formation bubble in the duct, when ducted accumulated gases forms air bag, easily produces pipeline and blocks, affect water application efficiency.Easily form pipeline vacuum simultaneously when negative pressure appears in pipeline and cause booster, this just needs a kind of keying valve with degassing function, works the mischief to pipeline to prevent the gas in pipeline.But the venting gas appliance of existing keying valve only has one, pipeline exhaust demand in varied situations can not be met, because keying valve is that the exhaust demand needs meeting pipeline realize a large amount of exhaust and continue to be vented, if only arrange the venting gas appliance of a large amount of exhaust, when pipeline is full of medium, gas is not discharged by a large amount of venting gas appliance, and gas in pipelines can be present in pipeline or with MEDIA FLOW to downstream; If only arrange lasting venting gas appliance, a large amount of gases in pipeline cannot be discharged fast, and gas still can be present in pipeline or assemble, and effectively cannot eliminate the harm of gas to pipeline.
Model utility content
The purpose of this utility model is that proposing a kind of bi-directional venting opens and closes valve, can realize a large amount of exhaust and continue exhaust, effectively preventing gas to the harm of pipeline.
For reaching this object, the utility model by the following technical solutions:
A kind of bi-directional venting opens and closes valve, comprise the valve body being provided with inner chamber, described valve body is provided with and the first row device of air of described inner space and second row device of air, described first row device of air is for realizing a large amount of exhausts to pipeline, and described second row device of air is for realizing lasting, the trace exhaust to pipeline.
Further technological scheme, described first row device of air and described second row device of air are equipped with relief opening, described exhaust ports is equipped with leakage emergency device, when normal exhaust, gas in described pipeline can be discharged through described leakage emergency device, when leaking emergent, described leakage emergency device can close described relief opening, prevents the medium in described pipeline from flowing out.
Further technological scheme, described leakage emergency device is connected with described emergent lid, for realizing the opening and closing of described relief opening, described emergent lid is threaded with described first row device of air and second row device of air, when normal exhaust, the gas in described pipeline can be discharged through described exhaust passage by described relief opening, when leaking emergent, make described emergent valve plate close described relief opening by rotating described emergent lid, the medium in described pipeline cannot be flowed out.
Further technological scheme, for being flexibly connected between described emergent valve plate with described emergent lid, can relative movement between described emergent valve plate and described emergent lid.
Further technological scheme, described emergent valve plate is provided with attachment post, and described attachment post inserts in the described emergent through hole covered, and described attachment post can along the axis to-and-fro motion of described through hole.
Further technological scheme, is fixedly connected with between described emergent lid and emergent valve plate.
Further technological scheme, described emergent valve plate is provided with attachment post, described attachment post and the described emergent through hole interference fit covered.
Further technological scheme, described leakage emergency device comprises emergent seal bar in connecting sleeve and described connecting sleeve and emergent bolt, described connecting sleeve is fixed on described first row device of air and described second row device of air, hole on described connecting sleeve is described relief opening, described emergent seal bar is arranged on described emergent bolt, for realizing the opening and closing of described relief opening, described emergent bolt is provided with exhaust passage and is connected with the inner thread of described connecting sleeve, when normal exhaust, gas in described pipeline can be discharged through described exhaust passage by described relief opening, when leaking emergent, by rotating described emergent bolt, described relief opening is closed by described emergent seal bar, medium in described pipeline cannot be flowed out.
Further technological scheme, described first row device of air and second row device of air is equal and be provided with service valve between described valve body, under the state of normal exhaust, described service valve makes described first row device of air all be communicated with described valve body with second row device of air, under inspecting state, described service valve makes described first row device of air and second row device of air is equal and be not communicated with between described valve body.
Further technological scheme, described valve body is followed successively by the front-end and back-end of valve body along described interior media flow direction, and described first row device of air and described second row device of air are separately positioned on the difference end of described valve body.
The beneficial effects of the utility model:
The bi-directional venting that the utility model proposes opens and closes valve, comprise the valve body being provided with inner chamber, valve body is provided with and the first row device of air of inner space and second row device of air, first row device of air is for realizing a large amount of exhausts to pipeline, second row device of air is for realizing continuing pipeline, trace exhaust, can when the first filling medium of pipeline or maintenance cause large quantity of air to enter pipeline, first row device of air Exhaust Gas can be passed through, ensure that medium flows through pipeline smoothly, when being full of medium in pipeline, the gas of separating out in medium can only be discharged from second row device of air, prevent gas with MEDIA FLOW to downstream, in case air accumulation produces harm to pipeline.
Accompanying drawing explanation
Fig. 1 is the structural representation of the bi-directional venting keying valve that the utility model provides;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of the leakage emergency device of the utility model embodiment 1 exhaust condition;
Fig. 4 is the structural representation of the leakage emergency device of the utility model embodiment 1 emergency condition;
Fig. 5 is the structural representation of the leakage emergency device of the utility model embodiment 2 exhaust condition;
Fig. 6 is the structural representation of the leakage emergency device of the utility model embodiment 2 emergency condition;
Fig. 7 is the structural representation of leakage emergency device of the non-exhaust of the utility model embodiment 3, non-emergency conditions;
Fig. 8 is the structural representation of the leakage emergency device of the utility model embodiment 3 exhaust condition;
Fig. 9 is the structural representation of the leakage emergency device of the utility model embodiment 3 emergency condition;
Figure 10 be in Fig. 7 B to structural representation;
Figure 11 is the structural representation of the leakage emergency device of the utility model embodiment 4 exhaust condition;
Figure 12 is the structural representation of the leakage emergency device of the utility model embodiment 4 emergency condition.
Wherein, 1, inner chamber; 2, valve body; 3, first row device of air; 4, second row device of air; 5, relief opening; 6, emergency device is leaked; 7, emergent lid; 8, emergent valve plate; 9, exhaust passage; 10, attachment post; 11, through hole; 12, connecting sleeve; 13, emergent seal bar; 14, emergent bolt; 15, spring; 16, service valve.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Embodiment 1
As shown in Figure 1, a kind of bi-directional venting opens and closes valve, comprise the valve body 2 being provided with inner chamber 1, valve body 2 is provided with the first row device of air 3 and second row device of air 4 that are communicated with inner chamber 1, first row device of air 3 is for realizing a large amount of exhausts to pipeline, and second row device of air 4 is for realizing lasting, the trace exhaust to pipeline.When the first filling medium of pipeline or maintenance cause large quantity of air to enter pipeline, can first row device of air 3 Exhaust Gas be passed through, ensure that medium flows through pipeline smoothly; When being full of medium in pipeline, the gas of separating out in medium can only be discharged from second row device of air 4, prevents gas with MEDIA FLOW to downstream, in case air accumulation produces harm to pipeline.Wherein, inner chamber 1 and the mode of communicating between first row device of air 3, second row device of air 4 of valve body 2 can select perforate on valve body 2 to be communicated with, or by setting up pipeline communication, concrete mode of communicating is not limit.
First row device of air 3 and second row device of air 4 are equipped with relief opening 5, and relief opening 5 place is equipped with leaks emergency device 6, leaks emergency device 6 and can realize opening and closing to relief opening 5.When occurring that water leakage phenomenon cannot be overhauled immediately, relief opening 5 is closed by this leakage emergency device 6, can to first row device of air 3 and second row device of air 4 leak-stopping, can wait until that other times overhaul again, emergencing action can be played, in case staff cannot leak-stopping immediately when happening suddenly.
Particularly, as shown in Figure 2, leak emergency device 6 and comprise the emergent lid 7 being provided with exhaust passage 9 and the emergent valve plate 8 being positioned at emergent lid 7 inside, emergent valve plate 8 is connected with emergent lid 7, for realizing the opening and closing of relief opening 5, emergent lid 7 is threaded with first row device of air 3 and second row device of air 4, when normal exhaust, gas in described pipeline can be discharged through exhaust passage 9 by relief opening 5, when leaking emergent, by being rotated in emergent lid 7, emergent lid 7 is made to apply pressure to emergent valve plate 8, emergent valve plate 8 is made to close relief opening 5, medium in pipeline cannot be flowed out.
Meet an urgent need between valve plate 8 with emergent lid 7 as being flexibly connected, emergent can relative movement between valve plate 8 and emergent lid 7, be specially, emergent valve plate 8 is provided with attachment post 10, attachment post 10 inserts in the through hole 11 on emergent lid 7, attachment post 10 can along the axis to-and-fro motion of through hole 11, in normal exhaust situation, when gas is not discharged, as shown in Figure 2, emergent valve plate 8 is owing to closing relief opening 5 under Action of Gravity Field or other External Force Actings, when needing when there being gas to discharge, under the effect of internal gas, emergent valve plate 8 is opened, gas is discharged through exhaust passage 9 by relief opening 5, as shown in Figure 3, leaking under emergent situation, by rotating emergency lid 7, first row device of air 3 and second row device of air 4 move relatively to make emergent lid 7, eventually through emergent lid 7, relief opening 5 is closed by emergent valve plate 8, as shown in Figure 4, make the medium in pipeline cannot open emergent valve plate 8, thus realize emergent leak-stopping.Emergent annexation between valve plate 8 and emergent lid 7 is not limited to the relation of above-mentioned grafting, can also select by other forms of Placements such as spring connections.
First row device of air 3 and second row device of air 4 all and between valve body 2 are provided with service valve 16, as shown in Figure 1, under the state of normal exhaust, service valve 16 makes first row device of air 3 all be communicated with valve body 2 with second row device of air 4, gas in pipeline is through valve body 2, service valve 16, first row device of air 3 or second row device of air 4 are discharged, under the state of maintenance, service valve 16 makes first row device of air 3 and second row device of air 4 all not be communicated with between valve body 2, in the first row device of air 3 that medium in pipeline and gas all can not enter and second row device of air 4, on-bne repair first row device of air 3 and second row device of air 4 can be realized, valve is opened and closed without the need to closing.
As shown in Figure 1, valve body 2 is followed successively by the front-end and back-end of valve body 2 along interior media flow direction, first row device of air 3 and second row device of air 4 are separately positioned on the difference end of valve body 2, all can realize exhaust under can realizing the state opening and closing valve in water flowing or closedown, can not cause because closedown keying valve and only have wherein one end to be vented.
Keying valve in the present embodiment can be the product that gate valve, ball valve or butterfly valve etc. can realize fluid on-off.
Embodiment 2
Bi-directional venting in the present embodiment and embodiment 1 opens and closes the structure basic simlarity of valve, difference is: meet an urgent need and be fixedly connected with between lid 7 and emergent valve plate 8, emergent valve plate 8 is provided with attachment post 10, attachment post 10 is with through hole 11 interference fit on emergent lid 7 or weld, when normal exhaust, as shown in Figure 5, emergent valve plate 8 has certain distance apart from relief opening 5, gas in pipeline can be discharged, when leaking emergent, by rotating emergency lid 7, emergent lid 7 drives emergent valve plate 8 close and closes relief opening 5, as shown in Figure 6, medium in pipeline cannot flow out, realize emergent leak-stopping.The emergent lid 7 be fixedly connected with and emergent valve plate 8, when normal exhaust, when there is negative pressure in pipeline, can realize tonifying Qi.
Embodiment 3
The structure basic simlarity of the present embodiment and embodiment 1 or embodiment 2, difference is that the structure of leaking emergency device 6 is different, leakage emergency device 6 in the present embodiment comprises emergent seal bar 13 in connecting sleeve 12 and connecting sleeve 12 and emergent bolt 14, connecting sleeve 12 is fixed on first row device of air 3 and second row device of air 4, hole on connecting sleeve 12 is relief opening 5, emergent seal bar 13 is arranged on emergent bolt 14, for realizing the opening and closing of relief opening 5, emergent bolt 14 is provided with exhaust passage 9 and is connected with the inner thread of connecting sleeve 12, as shown in Figure 10, when normal exhaust, gas in pipeline can be discharged through described exhaust passage 9 by relief opening 5, when leaking emergent, by rotating emergency bolt 14, emergent bolt 14 compresses emergent seal bar 13 makes relief opening 5 seal, medium in pipeline cannot flow out.
Particularly, emergent seal bar 13 bolt 14 of can relatively meet an urgent need moves, and meets an urgent need and be provided with spring 15 between seal bar 13 and emergent bolt 14, when normal exhaust, when gas is not discharged, spring 15 is in compressive state, and emergent seal bar 13 makes relief opening 5 close, as shown in Figure 7, when gas needs to discharge, gas pushes the emergent seal bar 13 at relief opening 5 place open, discharges, as shown in Figure 8 through exhaust passage 9; When leaking emergent, by rotating emergency bolt 14, making emergent bolt 14 close and closing relief opening 5, as shown in Figure 9, and pressure being applied to emergent seal bar 13, the medium in pipeline cannot be flowed out, realize leak-stopping and meet an urgent need.
Embodiment 4
The bi-directional venting of the present embodiment and embodiment 3 opens and closes the structure basic simlarity of valve, difference is: emergent seal bar 13 is fixed on emergent bolt 14, when normal exhaust, emergent seal bar 13 does not close relief opening 5, gas can directly be discharged, as shown in figure 11, in addition, when there is negative pressure in pipeline, gas can also be filled into from the external world; When leaking emergent, rotating emergency bolt 14, makes emergent bolt 14 drive emergent seal bar 13 close and close relief opening 5, as shown in figure 12, the medium in pipeline cannot be flowed out, realize leak-stopping and meet an urgent need.
Embodiment 5
The bi-directional venting of the present embodiment and embodiment 1-4 opens and closes the structure basic simlarity of valve, difference is, the leakage emergency device that first row device of air is installed is the one in embodiment 1 or 2, the leakage emergency device that second row device of air is installed is the one in embodiment 3 or 4, as shown in Figure 1.
First row device of air 3 in embodiment 1-5 and the structure of second row device of air 4 and size are not limit, and can realize self corresponding degassing function.
Obviously, above-described embodiment of the present utility model is only to clearly demonstrate the utility model example, and is not the restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (10)
1. a bi-directional venting opens and closes valve, comprise the valve body (2) being provided with inner chamber (1), it is characterized in that, described valve body (2) is provided with the first row device of air (3) and second row device of air (4) that are communicated with described inner chamber (1), described first row device of air (3) is for realizing a large amount of exhausts to pipeline, and described second row device of air (4) is for realizing lasting, the trace exhaust to pipeline.
2. bi-directional venting according to claim 1 opens and closes valve, it is characterized in that, described first row device of air (3) and described second row device of air (4) are equipped with relief opening (5), described relief opening (5) place is equipped with leaks emergency device (6), when normal exhaust, gas in described pipeline can be discharged through described leakage emergency device (6), when leaking emergent, described leakage emergency device (6) can close described relief opening (5), prevents the medium in described pipeline from flowing out.
3. bi-directional venting according to claim 2 opens and closes valve, it is characterized in that, described leakage emergency device (6) comprises the emergent lid (7) being provided with exhaust passage (9) and the emergent valve plate (8) being positioned at described emergent lid (7) inside, described emergent valve plate (8) is connected with described emergent lid (7), for realizing the opening and closing of described relief opening (5), described emergent lid (7) is threaded with described first row device of air (3) and second row device of air (4), when normal exhaust, gas in described pipeline can be discharged through described exhaust passage (9) by described relief opening (5), when leaking emergent, described emergent valve plate (8) is made to close described relief opening (5) by rotating described emergent lid (7), medium in described pipeline cannot be flowed out.
4. bi-directional venting according to claim 3 opens and closes valve, it is characterized in that, for being flexibly connected between described emergent valve plate (8) with described emergent lid (7), can relative movement between described emergent valve plate (8) and described emergent lid (7).
5. bi-directional venting according to claim 4 opens and closes valve, it is characterized in that, described emergent valve plate (8) is provided with attachment post (10), described attachment post (10) inserts in the through hole (11) on described emergent lid (7), and described attachment post (10) can along the axially reciprocating of described through hole (11).
6. bi-directional venting according to claim 3 opens and closes valve, it is characterized in that, is fixedly connected with between described emergent lid (7) and emergent valve plate (8).
7. bi-directional venting according to claim 6 opens and closes valve, it is characterized in that, described emergent valve plate (8) is provided with attachment post (10), described attachment post (10) and through hole (11) interference fit on described emergent lid (7).
8. bi-directional venting according to claim 2 opens and closes valve, it is characterized in that, described leakage emergency device (6) comprises emergent seal bar (13) in connecting sleeve (12) and described connecting sleeve (12) and emergent bolt (14), described connecting sleeve (12) is fixed on described first row device of air (3) and described second row device of air (4), hole on described connecting sleeve (12) is described relief opening (5), described emergent seal bar (13) is arranged on described emergent bolt (14), for realizing the opening and closing of described relief opening (5), described emergent bolt (14) is provided with exhaust passage (9) and is connected with the inner thread of described connecting sleeve (12), when normal exhaust, gas in described pipeline can be discharged through described exhaust passage (9) by described relief opening (5), when leaking emergent, by rotating described emergent bolt (14), described relief opening (5) is closed by described emergent seal bar (13), medium in described pipeline cannot be flowed out.
9. open and close valve according to the arbitrary described bi-directional venting of claim 1-8, it is characterized in that, described first row device of air (3) and second row device of air (4) all and between described valve body (2) are provided with service valve (16), under the state of normal exhaust, described service valve (16) makes described first row device of air (3) all be communicated with described valve body (2) with second row device of air (4), under inspecting state, described service valve (16) makes described first row device of air (3) and second row device of air (4) all with between described valve body (2) not be communicated with.
10. open and close valve according to the arbitrary described bi-directional venting of claim 1-8, it is characterized in that, described valve body (2) is followed successively by the front-end and back-end of valve body (2) along described interior media flow direction, and described first row device of air (3) and described second row device of air (4) are separately positioned on the difference end of described valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802174.XU CN205013757U (en) | 2015-10-16 | 2015-10-16 | Two -way exhaust open/close valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802174.XU CN205013757U (en) | 2015-10-16 | 2015-10-16 | Two -way exhaust open/close valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013757U true CN205013757U (en) | 2016-02-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520802174.XU Expired - Fee Related CN205013757U (en) | 2015-10-16 | 2015-10-16 | Two -way exhaust open/close valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205013757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221792A (en) * | 2015-10-16 | 2016-01-06 | 天津市国威给排水设备制造有限公司 | A kind of bi-directional venting opens and closes valve |
-
2015
- 2015-10-16 CN CN201520802174.XU patent/CN205013757U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221792A (en) * | 2015-10-16 | 2016-01-06 | 天津市国威给排水设备制造有限公司 | A kind of bi-directional venting opens and closes valve |
| CN105221792B (en) * | 2015-10-16 | 2019-07-09 | 天津市国威给排水设备制造有限公司 | A kind of bi-directional venting opening and closing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160203 Termination date: 20191016 |