CN207975284U - A kind of antifreezing check valve with filtering function - Google Patents
A kind of antifreezing check valve with filtering function Download PDFInfo
- Publication number
- CN207975284U CN207975284U CN201721916966.5U CN201721916966U CN207975284U CN 207975284 U CN207975284 U CN 207975284U CN 201721916966 U CN201721916966 U CN 201721916966U CN 207975284 U CN207975284 U CN 207975284U
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- CN
- China
- Prior art keywords
- connecting tube
- pipe
- check
- strainer
- end pipe
- 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.)
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- Check Valves (AREA)
Abstract
The utility model discloses a kind of antifreezing check valves with filtering function, including end pipe of intaking, strainer and check plate, it is connected with each other with one end of water pipe on the right side of the water inlet end pipe, the bottom of the water pipe is equipped with piston, and the other end of water pipe is fixed with connecting tube, the strainer is fixed on by adjusting bolt in connecting tube, and the junction of connecting tube and strainer is provided with rubbery toroidal ring, water outlet end pipe is connected on the outside of the connecting tube, and the junction for being discharged end pipe and connecting tube is equipped with resistive heater, it is reserved in the water outlet end pipe fluted, and spring is connected in groove, the side end of the water outlet end pipe and end pipe of intaking offers keyhole, the check plate side is connected with each other by spring and groove, protection rubber is enclosed on the outside of the spring.The antifreezing check valve with filtering function is realized and is purged to the impurity in the liquid that circulates in check-valves, and reduces check-valves and freeze probability in low temperature environment.
Description
Technical field
The utility model is related to manual modulation valve technical field, specially a kind of antifreezing check valve with filtering function.
Background technology
Check-valves is also known as check valve or non-return valve, and effect is to prevent the medium in pipeline from flowing backwards, the bottom that pump sump closes
Valve also belongs to check-valves class, and forged steel check-valves has two kinds of body lid connection design forms：The first is that body bonnet bolt connection forged steel stops
Valve is returned, by the valve that this type of attachment designs, valve body is connected with valve deck, and spiral wound gasket sealing, advantage is just
In repair；Second of body lid welds sealing forged steel check-valves entirely, by the valve that this type of attachment designs, valve body and valve deck spiral shell
Mosquito connects, and full weldering sealing, advantage is No leakage.
But existing check-valves directly carries out water conservancy diversion to liquid when in use, is imported for a long time during water conservancy diversion
Liquid with impurity, the other equipment that can be flowed through to equipment itself and liquid damages, during the cold season in use, non-return
Valve is vulnerable to the influence of temperature, and liquid curing in valve freezes, and gently then causes the inconvenient for use of check-valves, heavy then check-valves is made to damage
It is bad.In view of the above-mentioned problems, carrying out innovative design on the basis of original check-valves.
Utility model content
The purpose of this utility model is to provide a kind of antifreezing check valves with filtering function, to solve above-mentioned background skill
It proposes that existing check-valves directly carries out water conservancy diversion to liquid when in use in art, imports and carry for a long time during water conservancy diversion
The liquid of impurity, cold season is in use, the problem of check-valves is vulnerable to the influence of temperature, and the liquid curing in valve freezes.
To achieve the above object, the utility model provides the following technical solutions：A kind of antifreeze non-return with filtering function
Valve, including water inlet end pipe, strainer and check plate, water inlet end pipe right side and one end of water pipe are connected with each other, the water storage
The bottom of pipe is equipped with piston, and the other end of water pipe is fixed with connecting tube, and the strainer is fixed on company by adjusting bolt
In taking over, and the junction of connecting tube and strainer is provided with rubbery toroidal ring, and water outlet end pipe is connected on the outside of the connecting tube, and
The junction of water outlet end pipe and connecting tube is equipped with resistive heater, reserved fluted in the water outlet end pipe, and connects in groove
Be connected to spring, the side end of the water outlet end pipe and end pipe of intaking offers keyhole, the check plate side by spring with it is recessed
Slot is connected with each other, and the other side of check plate is provided with non-return pad, and protection rubber is enclosed on the outside of the spring.
Preferably, the water pipe is designed as " V " shape structure, and piston is threadedly coupled with water pipe.
Preferably, the connecting tube is designed as cuboid structure, and the internal diameter of connecting tube is less than the height of strainer, and strainer
To dismantle mounting structure design.
Preferably, the resistive heater is set in water outlet end pipe, and resistive heater designs helicoidal structure.
Preferably, the diameter of the spring and the internal diameter of groove are equal.
Preferably, the non-return pad is fitted and connected with check plate, and the length of non-return pad is wider than the length and width of connecting tube port.
Compared with prior art, the utility model has the beneficial effects that：The antifreezing check valve with filtering function, setting
Water pipe and connecting tube are equipped with piston in water storage bottom of the tube, strainer are provided in connecting tube, in the check-valves in use, filter
Net can intercept impurity, and under long term, an impurity part for interception is suspended on strainer, and another part sinks to water pipe bottom
Portion can effectively remove the impurity in check-valves by removing piston and strainer, remaining in check-valves in cold snap
Liquid can flow into the bottom of water pipe, remove the liquid that piston can greatly be discharged in check-valves, to reduce liquid in check-valves
Body is cured the probability of icing, when a small amount of liquid in check-valves, which occurs to freeze, prevents check-valves from normal use, to add
Hot water radiation wire is powered, and resistive heater can generate heat, thaws for check-valves.
Description of the drawings
Fig. 1 is the utility model side structure schematic diagram；
Fig. 2 is the utility model resistive heater mounting structure schematic diagram；
Fig. 3 is the utility model spring mounting structure schematic diagram.
In figure：1, it intakes end pipe, 2, keyhole, 3, water pipe, 4, piston, 5, connecting tube, 6, strainer, 7, adjusting bolt, 8,
Rubbery toroidal ring, 9, water outlet end pipe, 10, resistive heater, 11, groove, 12, spring, 13, check plate, 14, non-return pad, 15, protection
Rubber.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of antifreezing check valve with filtering function,
Including water inlet end pipe 1, keyhole 2, water pipe 3, piston 4, connecting tube 5, strainer 6, adjusting bolt 7, rubbery toroidal ring 8, water outlet end pipe
9, resistive heater 10, groove 11, spring 12, check plate 13, non-return pad 14 and protection rubber 15,1 right side of water inlet end pipe and storage
One end of water pipe 3 is connected with each other, and the bottom of water pipe 3 is equipped with piston 4, and the other end of water pipe 3 is fixed with connecting tube 5,
Water pipe 3 is designed as " V " shape structure, and piston 4 is threadedly coupled with water pipe 3,
" V " shape design water pipe 3, can high degree in check-valves residual impurity and liquid be collected, just
In the discharge of remaining impurity and liquid, connecting tube 5 is designed as cuboid structure, and the internal diameter of connecting tube 5 is less than the height of strainer 6
Degree, and strainer 6 is dismounting mounting structure design, is convenient for the use of strainer 6, passes through what is contained in the intervention removal liquid of strainer 6
Impurity avoids check-valves and equipment thereafter from being damaged because impurity remains, and strainer 6 is fixed on connection by adjusting bolt 7
In pipe 5, and the junction of connecting tube 5 and strainer 6 is provided with rubbery toroidal ring 8, and the outside of connecting tube 5 is connected with water outlet end pipe 9, and
The junction of water outlet end pipe 9 and connecting tube 5 is equipped with resistive heater 10, and resistive heater 10 is set in water outlet end pipe 9, and
Resistive heater 10 designs helicoidal structure, is heated to check-valves when check-valves is cured icing, and removal freezes, and goes out
Fluted 11 to be reserved in water end (W.E.) pipe 9, and spring 12 is connected in groove 11, the diameter of spring 12 is equal with the internal diameter of groove 11,
It is acted on by the elastic force of spring 12, prevents the liquid in check-valves from flowing back, the side end of water outlet end pipe 9 and end pipe 1 of intaking is equal
Keyhole 2 is offered, 13 side of check plate is connected with each other by spring 12 and groove 11, and the other side of check plate 13 is provided with only
Pad 14 is returned, non-return pad 14 is fitted and connected with check plate 13, and the length of non-return pad 13 is wider than the length and width of 5 port of connecting tube, spring
12 outside is enclosed with protection rubber 15, and spring 12 is avoided to impregnate in a liquid for a long time and corrosion and damage occurs.
Operation principle：Water inlet end pipe 1 is connected to water outlet end pipe 9 on required fixed pipeline by keyhole 2 first, it is right
Pipeline is passed through liquid medium, and liquid medium flows into check-valves from water inlet end pipe 1, by water pipe 3, encounters and set in connecting tube 5
The strainer 6 set, when through filter screen 6, the impurity part contained in liquid medium is suspended on strainer 6, and another part impurity is heavy
Enter the bottom of water pipe 3, the impurity in check-valves can be purged by removing strainer 6 and piston 4, after impurity is removed
Liquid medium encounters check plate 13 and non-return pad 14, and under force, check plate 13 and non-return pad 14 move, and liquid is situated between
Matter from water outlet end pipe 9 be discharged, then stop to being passed through in pipeline liquid medium, check plate 13 and non-return pad 14 spring 12 bullet
It under force effect, springs back, blocks 5 port of connecting tube again, prevent the reflux of liquid medium, secondly placed in cold snap
When check-valves, piston 4 is removed, by residual liquid mediator depletion in check-valves, check-valves can be effectively reduced and be cured knot
The probability of ice, and check-valves occur to freeze cannot in use, can by the energization to resistive heater 10, to check-valves into
Row heat treatment, removes the icing in check-valves so that check-valves can be used normally, and it is anti-with filtering function that here it is this
Freeze the operation principle of check-valves.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of antifreezing check valve with filtering function, including water inlet end pipe (1), strainer (6) and check plate (13), feature
It is：It is connected with each other with one end of water pipe (3) on the right side of the water inlet end pipe (1), the bottom of the water pipe (3) is equipped with work
It fills in (4), and the other end of water pipe (3) is fixed with connecting tube (5), the strainer (6) is fixed on connection by adjusting bolt (7)
It manages in (5), and the junction of connecting tube (5) and strainer (6) is provided with rubbery toroidal ring (8), the outside connection of the connecting tube (5)
There is water outlet end pipe (9), and the junction for being discharged end pipe (9) and connecting tube (5) is equipped with resistive heater (10), the water outlet
It manages in (9) and reserves fluted (11), and be connected with spring (12) in groove (11), the water outlet end pipe (9) and water inlet end pipe (1)
Side end offer keyhole (2), check plate (13) side is connected with each other by spring (12) and groove (11), and non-return
The other side of plate (13) is provided with non-return pad (14), and protection rubber (15) is enclosed on the outside of the spring (12).
2. a kind of antifreezing check valve with filtering function according to claim 1, it is characterised in that：The water pipe
(3) it is designed as " V " shape structure, and piston (4) is threadedly coupled with water pipe (3).
3. a kind of antifreezing check valve with filtering function according to claim 1, it is characterised in that：The connecting tube
(5) it is designed as cuboid structure, and the internal diameter of connecting tube (5) is less than the height of strainer (6), and strainer (6) is dismounting installation knot
Structure designs.
4. a kind of antifreezing check valve with filtering function according to claim 1, it is characterised in that：The adding thermal resistance
Silk (10) is set in water outlet end pipe (9), and resistive heater (10) designs helicoidal structure.
5. a kind of antifreezing check valve with filtering function according to claim 1, it is characterised in that：The spring (12)
Diameter it is equal with the internal diameter of groove (11).
6. a kind of antifreezing check valve with filtering function according to claim 1, it is characterised in that：The non-return pad
(14) it is fitted and connected with check plate (13), and the length of non-return pad (14) is wider than the length and width of connecting tube (5) port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721916966.5U CN207975284U (en) | 2017-12-31 | 2017-12-31 | A kind of antifreezing check valve with filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721916966.5U CN207975284U (en) | 2017-12-31 | 2017-12-31 | A kind of antifreezing check valve with filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207975284U true CN207975284U (en) | 2018-10-16 |
Family
ID=63768263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721916966.5U Expired - Fee Related CN207975284U (en) | 2017-12-31 | 2017-12-31 | A kind of antifreezing check valve with filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207975284U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486292A (en) * | 2020-04-07 | 2020-08-04 | 刘艳艳 | Anti-freezing pipeline |
| CN112746976A (en) * | 2019-10-29 | 2021-05-04 | 潘连山 | Backflow-preventing bottom valve of plastic mixed-flow pump |
| CN113041677A (en) * | 2021-03-02 | 2021-06-29 | 熊倢 | Novel water conservancy check out test set |
| CN114524512A (en) * | 2022-01-19 | 2022-05-24 | 江苏裕隆环保有限公司 | MBBR technology suspended filler internal circulation system |
-
2017
- 2017-12-31 CN CN201721916966.5U patent/CN207975284U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746976A (en) * | 2019-10-29 | 2021-05-04 | 潘连山 | Backflow-preventing bottom valve of plastic mixed-flow pump |
| CN111486292A (en) * | 2020-04-07 | 2020-08-04 | 刘艳艳 | Anti-freezing pipeline |
| CN113041677A (en) * | 2021-03-02 | 2021-06-29 | 熊倢 | Novel water conservancy check out test set |
| CN113041677B (en) * | 2021-03-02 | 2023-04-14 | 宁夏鑫源建设工程有限公司 | Novel water conservancy check out test set |
| CN114524512A (en) * | 2022-01-19 | 2022-05-24 | 江苏裕隆环保有限公司 | MBBR technology suspended filler internal circulation system |
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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 |
Granted publication date: 20181016 Termination date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |