CN209705288U - A kind of gas pipeline water check valve - Google Patents
A kind of gas pipeline water check valve Download PDFInfo
- Publication number
- CN209705288U CN209705288U CN201920353693.0U CN201920353693U CN209705288U CN 209705288 U CN209705288 U CN 209705288U CN 201920353693 U CN201920353693 U CN 201920353693U CN 209705288 U CN209705288 U CN 209705288U
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- CN
- China
- Prior art keywords
- valve body
- fixedly connected
- plate
- intubation
- gas pipeline
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of gas pipeline water check valves, including valve body, groove, plate body, fixed plate and intubation, valve seat is installed above the valve body, the center point of the valve seat is threaded with threaded rod, the periphery of the threaded rod middle-end is fixedly connected with casing, the periphery of described sleeve pipe offers sliding slot, the inside of the valve body opens up fluted, the groove is internally provided with connecting rod, one end of the connecting rod is slidably connected at the inside of sliding slot, and the other end of the connecting rod is fixedly connected with sealing plate；The sealing plate includes plate body, card slot, fixed plate, through-hole, round block, intubation, stomata, whistle and spring, the utility model by pipe sleeve while threaded rod is moved downward and closed to valve body when in use by that can drive sealing plate to move down, allow sealing plate and valve body contact, second protection can be carried out to valve body, it can effectively prevent from providing further leakproofness to valve body when sealing ring ruptures.
Description
Technical field
The utility model relates to burnt gas valve technical field, specially a kind of gas pipeline water check valve.
Background technique
Check-valves is a seed type of valve, and this valve is applied in the design of engineering, it is possible to prevente effectively from medium
It flows backwards, avoids risk, therefore check-valves has obtained relatively broad application in the construction of engineering.Gas works and people
Safety it is closely related, if the case where combustion gas leaks, will threaten to the life of people, in order to ensure combustion gas work
The safety of journey, natural gas companies should apply combustion gas check-valves in design, so as to improve the reliability and safety of engineering.
But it is traditional there are some drawbacks in use, such as:
1, traditional check-valves is higher to the requirement of sealing ring during use, when check-valves sealing ring by
The mechanism for when abrasion, being easy to cause the leakage of combustion gas, and then needing to seal again plus together.
2, application requirement to sealing ring of traditional check-valves in gas pipeline is high, does not have when sealing ring breakage
There is device to remind staff, to be easy to staff to cause actual bodily harm, and then we need one kind can be with
When the check-valves that sealing ring breakage can sound an alarm.
Utility model content
The purpose of this utility model is to provide a kind of gas pipeline water check valves, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of gas pipeline water check valve, including valve
Body, groove, plate body, fixed plate and intubation, the valve body top are equipped with valve seat, and the center point of the valve seat is threaded with spiral shell
Rasp bar, the periphery of the threaded rod middle-end are fixedly connected with casing, and the periphery of described sleeve pipe offers sliding slot, described
The inside of valve body opens up fluted, and the groove is internally provided with connecting rod, and one end of the connecting rod is slidably connected at cunning
The other end of the inside of slot, the connecting rod is fixedly connected with sealing plate；
The sealing plate includes plate body, card slot, fixed plate, through-hole, round block, intubation, stomata, whistle and spring, the plate
Body offers card slot close to the side of threaded rod, and the side of the card slot inner wall is connected with fixed plate, the fixation by spring
The inside of plate offers through-hole, and the through-hole is internally provided with round block, and the side of the round block is fixedly connected with intubation, described
Plate body is run through in the side of intubation, and described be intubated is provided with a plurality of air holes close to the side of fixed plate, described to be intubated far from fixed plate
The inside of side is fixedly connected with whistle.
Further, the quantity of the stomata is no less than two, and the aperture size size of stomata is 0.3-0.5cm.
Further, the position of the groove inner wall bottom and sealing plate joint is fixedly connected with dynamic seal, institute
The position gluing for stating round block and through-hole joint is fixedly connected with dynamic seal.
Further, the dimensions length of the sealing plate is not less than 10cm.
Further, one end of the spring is fixedly connected with card slot inner wall, and the other end and fixed plate of the spring are solid
Fixed connection.
Further, the intubation pipe wall internal diameters size is not more than 2cm.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model while threaded rod is moved downward and closed to valve body when in use by that can pass through
Pipe sleeve drives sealing plate to move down, and allows sealing plate and valve body contact, can carry out second protection to valve body, can effectively prevent
When sealing ring rupture, further leakproofness is provided to valve body.
2, the utility model during use, has opened up card slot by the inside in plate body, when the gas of valve inner
When pressing higher, air pressure will push round block to allow gas to enter the cannula interior in card slot, and gas carries out the whistle by stomata
Son, the sound that whistle can be allowed to sound an alarm by the vibration principle of air, and then remind the rupture of people's sealing ring.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is structure enlargement diagram at A in Fig. 1；
Fig. 3 is the utility model sealing plate structure schematic diagram；
Fig. 4 is structure enlargement diagram at B in Fig. 3；
Fig. 5 is the utility model cannula structures schematic diagram；
Fig. 6 is the utility model cannula structure schematic diagram.
In figure: 101, valve body；102, valve seat；103, threaded rod；104, casing；105, sliding slot；106, groove；107, it connects
Bar；200, sealing plate；201, plate body；202, card slot；203, fixed plate；204, through-hole；205, round block；206, it is intubated；207, gas
Hole；208, whistle；209, spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of gas pipeline water check valve, including valve body
101, groove 106, plate body 201, fixed plate 203 and intubation 206, are equipped with valve seat 102, the center of circle of valve seat 102 above valve body 101
Place is threaded with threaded rod 103, and the periphery of 103 middle-end of threaded rod is fixedly connected with casing 104, the circumference of casing 104
Outside offers sliding slot 105, and the inside of valve body 101 opens up fluted 106, and groove 106 is internally provided with connecting rod 107, even
One end of extension bar 107 is slidably connected at the inside of sliding slot 105, and the other end of connecting rod 107 is fixedly connected with sealing plate 200；
Wherein, valve body 101 is normal check-valves, can control unlatching and the pass of valve body 101 by rotating threaded rod 103
It closes, casing 104 is rotated together with threaded rod 104, and connecting rod 107 is slided in the sliding slot 105 in casing 104, so connection
Bar 107 will not be rotated together with threaded rod 104, but can be moved up and down with threaded rod 104, and sealing plate 200 is used for valve
Second sealing insurance is carried out inside body 101,
Sealing plate 200 includes plate body 201, card slot 202, fixed plate 203, through-hole 204, round block 205, intubation 206, stomata
207, whistle 208 and spring 209, plate body 201 offer card slot 202 close to the side of threaded rod 103, and the one of 202 inner wall of card slot
Side is connected with fixed plate 203 by spring 209, and the inside of fixed plate 203 offers through-hole 204, and through-hole 204 is internally provided with
Round block 205, the side of round block 205 are fixedly connected with intubation 206, and plate body 201 is run through in the side for being intubated 206, and intubation 206 is close to solid
The side of fixed board 203 is provided with a plurality of air holes 207, and 206 inside far from 203 side of fixed plate of intubation are fixedly connected with whistle
208
Wherein, plate body 201 is bonded the effect that can guarantee sealing with the inside of valve body 101, and card slot 202 is for placing fixed plate
203, when round block 205, is plugged on the inside of through-hole 204, and the sealing ring rupture at 101 internal flap of valve body leads to valve body 101
Internal pressure increases, and will cause to squeeze to round block 205, so as to cause the opening of through-hole 204, stomata 207 primarily to
In the inside for facilitating combustion gas to enter intubation 206, and combustion gas is allowed to make a sound by whistle 208, alarm is carried out to personnel.
Further in order to which this equipment is preferably run, so the quantity of stomata 207 is no less than two, and stomata 207
Aperture size size be 0.3-0.5cm, the position of 106 inner wall bottom of groove and 200 joint of sealing plate is fixedly connected with dynamic
The position gluing of state sealing ring, round block 205 and 204 joint of through-hole is fixedly connected with dynamic seal, the size of sealing plate 200
Length is not less than 10cm, and one end of spring 209 is fixedly connected with 202 inner wall of card slot, the other end and fixed plate 203 of spring 209
It is fixedly connected, 206 pipe wall internal diameters sizes of intubation are not more than 2cm.
Working principle: when the utility model is used, being pressed downward flap to the progress of valve body 101 by rotating threaded rod 103
Closing, sealing plate 200 can also move down therewith, and when the sealing ring failure of flap, remaining combustion gas can be leaked to valve
The inside of body 101, the pressure increase inside valve body 101 can cause to squeeze to round block 205, and then round block 205 is pushed to cause to lead to
Hole 204 is opened, and combustion gas can enter the inside of card slot 202, is squeezed into stomata 207 by combustion gas pressure, and then enter intubation
206 inside, and then the principle of sound is generated by friction vibration by whistle 208, so that whistle 208 be allowed to make a sound, come
It sounds an alarm.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of gas pipeline water check valve, including valve body (101), groove (106), plate body (201), fixed plate (203) and insert
It manages (206), is equipped with valve seat (102) above the valve body (101), the center point of the valve seat (102) is threaded with screw thread
Bar (103), it is characterised in that: the periphery of threaded rod (103) middle-end is fixedly connected with casing (104), described sleeve pipe
(104) periphery offers sliding slot (105), and the inside of the valve body (101) opens up fluted (106), the groove
(106) be internally provided with connecting rod (107), one end of the connecting rod (107) is slidably connected at the inside of sliding slot (105),
The other end of the connecting rod (107) is fixedly connected with sealing plate (200)；
The sealing plate (200) includes plate body (201), card slot (202), fixed plate (203), through-hole (204), round block (205), inserts
(206), stomata (207), whistle (208) and spring (209) are managed, the plate body (201) opens up close to the side of threaded rod (103)
Have card slot (202), the side of card slot (202) inner wall is connected with fixed plate (203), the fixed plate by spring (209)
(203) inside offers through-hole (204), and the through-hole (204) is internally provided with round block (205), the round block (205)
Side is fixedly connected with intubation (206), and plate body (201) are run through in the side of the intubation (206), and the intubation (206) is close to solid
The side of fixed board (203) is provided with a plurality of air holes (207), and the intubation (206) is fixed far from the inside of fixed plate (203) side
It is connected with whistle (208).
2. a kind of gas pipeline water check valve according to claim 1, it is characterised in that: the quantity of the stomata (207)
No less than two, and the aperture size size of stomata (207) is 0.3-0.5cm.
3. a kind of gas pipeline water check valve according to claim 1, it is characterised in that: groove (106) the inner wall bottom
The position of portion and sealing plate (200) joint is fixedly connected with dynamic seal, and the round block (205) connects with through-hole (204)
The position gluing at place is fixedly connected with dynamic seal.
4. a kind of gas pipeline water check valve according to claim 1, it is characterised in that: the ruler of the sealing plate (200)
Modest ability degree is not less than 10cm.
5. a kind of gas pipeline water check valve according to claim 1, it is characterised in that: one end of the spring (209)
It is fixedly connected with card slot (202) inner wall, the other end of the spring (209) is fixedly connected with fixed plate (203).
6. a kind of gas pipeline water check valve according to claim 1, it is characterised in that: in described intubation (206) tube wall
Diameter size is not more than 2cm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920497610.5U CN210088011U (en) | 2019-03-20 | 2019-03-20 | Water stop valve for gas pipeline |
| CN201920353693.0U CN209705288U (en) | 2019-03-20 | 2019-03-20 | A kind of gas pipeline water check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353693.0U CN209705288U (en) | 2019-03-20 | 2019-03-20 | A kind of gas pipeline water check valve |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920497610.5U Division CN210088011U (en) | 2019-03-20 | 2019-03-20 | Water stop valve for gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209705288U true CN209705288U (en) | 2019-11-29 |
Family
ID=68646876
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353693.0U Expired - Fee Related CN209705288U (en) | 2019-03-20 | 2019-03-20 | A kind of gas pipeline water check valve |
| CN201920497610.5U Expired - Fee Related CN210088011U (en) | 2019-03-20 | 2019-03-20 | Water stop valve for gas pipeline |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920497610.5U Expired - Fee Related CN210088011U (en) | 2019-03-20 | 2019-03-20 | Water stop valve for gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN209705288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032314A (en) * | 2020-09-02 | 2020-12-04 | 冉莉霞 | Self-positioning stop valve |
-
2019
- 2019-03-20 CN CN201920353693.0U patent/CN209705288U/en not_active Expired - Fee Related
- 2019-03-20 CN CN201920497610.5U patent/CN210088011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032314A (en) * | 2020-09-02 | 2020-12-04 | 冉莉霞 | Self-positioning stop valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN210088011U (en) | 2020-02-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20200320 |