CN204784761U - Drain valve prevents frostbite - Google Patents

Drain valve prevents frostbite Download PDF

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Publication number
CN204784761U
CN204784761U CN201520109859.6U CN201520109859U CN204784761U CN 204784761 U CN204784761 U CN 204784761U CN 201520109859 U CN201520109859 U CN 201520109859U CN 204784761 U CN204784761 U CN 204784761U
Authority
CN
China
Prior art keywords
butterfly plate
intake pipe
valve
valve body
water
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
Application number
CN201520109859.6U
Other languages
Chinese (zh)
Inventor
黄良光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Skill Valve Casting Co Ltd
Original Assignee
Zhejiang Skill Valve Casting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Skill Valve Casting Co Ltd filed Critical Zhejiang Skill Valve Casting Co Ltd
Priority to CN201520109859.6U priority Critical patent/CN204784761U/en
Application granted granted Critical
Publication of CN204784761U publication Critical patent/CN204784761U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a drain valve prevents frostbite, including valve body, butterfly plate and the valve rod of setting in the valve body, valve rod fixed connection is in the upper end of butterfly plate, the upper end of valve rod extends to the valve body outside, is connected with the handle that is located the valve body top, be equipped with water inlet and delivery port on the valve body lateral wall, owing to adopted above -mentioned technical scheme, a drain valve prevents frostbite close the valve and drive the inlet tube case and together close, simultaneously through the drain pipe with the log raft play in valve body and the inlet tube, avoid valve and pipeline in the residual water result in silk waste ice inflation, rise and split the pipeline, increase the life of pipeline, be particularly useful for the more chilly place of northern weather.

Description

A kind of non-freezing drainage valve
Technical field
The utility model relates to a kind of control valve for controlling fluid flow in pipeline, particularly relates to a kind of non-freezing drainage valve.
Background technique
In the north, winter, comparatively arctic weather temperature can drop to subzero, and in order to the convenience used, many valves and the pipeline be connected with valve can be arranged on open air, even if valve is in closed condition, still have part water in the pipeline be connected with valve, when temperature is down to zero following, the water in pipeline and in valve can freeze, valve is caused to freeze, after freezing, the volume of water increases, and the pipeline of valve and connection is split up by serious meeting, affects the use of valve.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of pipeline preventing valve and be connected with valve and freezes a kind of non-freezing drainage valve be even split up.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of non-freezing drainage valve, comprise valve body, be arranged on the butterfly plate in valve body and valve rod, described valve rod is fixedly connected on the upper end of butterfly plate, the upper end of described valve rod extends to outside valve body, be connected with the handle be positioned at above valve body, described body wall is provided with water intake and water outlet, intake pipe and outlet pipe is separately had to be communicated in the inner chamber of valve body by water intake and water outlet, intake pipe butterfly plate intake pipe inner chamber being divided into two chambers is provided with in described intake pipe, described intake pipe butterfly plate is articulated in intake pipe by rotating shaft, described intake pipe butterfly plate and butterfly plate be arranged in parallel, the continuous motion stem two ends be arranged between intake pipe butterfly plate and butterfly plate are separately had to be hinged on butterfly plate and intake pipe butterfly plate respectively, described butterfly plate is by continuous motion stem and intake pipe dish plate synchronous axial system, also drainage means is provided with in described intake pipe, described drainage means is arranged between intake pipe butterfly plate and butterfly plate.
As preferred technological scheme, described drainage means comprises waste pipe, the waterexit end of described waste pipe extends to outside intake pipe, be connected with the siphoning installation be arranged on outside intake pipe, the feed-water end of described waste pipe is sealing shape, and feed-water end suit connecting tube, described feed-water end sidewall is provided with water inlet, described connecting tube is sealed in side, water inlet, and connecting tube is arranged along the axis of intake pipe, separately have coupling shaft one end to be fixedly attached on connecting tube, the other end of described coupling shaft is hinged on butterfly plate.
As preferred technological scheme, described continuous motion stem is hinged on intake pipe butterfly plate and departs from spin axis place.
As preferred technological scheme, described coupling shaft is hinged on butterfly plate and departs from spin axis place.
Owing to have employed technique scheme, a kind of non-freezing drainage valve throttle down described in the utility model drives intake pipe spool together to close, by waste pipe, the water in valve body and intake pipe is discharged simultaneously, residuary waters in valve and pipeline is avoided to cause water freezing to expand, be split up pipeline, increase the working life of pipeline, be particularly useful for the place that northern weather is colder.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 be in Fig. 1 A-A to structure sectional view;
Fig. 3 is the structural representation of drainage means.
Embodiment
As shown in Figure 1, a kind of non-freezing drainage valve described in the utility model, comprise valve body 1, be arranged on the butterfly plate 2 in valve body 1 and valve rod 3, described drain valve is butterfly valve, the inner chamber of valve body 1 is divided into two chambers by butterfly plate 2, described valve rod 3 is fixedly connected on the upper end of butterfly plate 2, valve rod 3 is vertically arranged in valve body 1, the upper end of described valve rod 3 extends to outside valve body 1, be connected with the handle 4 be positioned at above valve body 1, control valve rod 3 by handle 4 to rotate, butterfly plate 2 is driven to rotate, realize the opening and closing of valve, described valve body 1 sidewall is provided with water intake and water outlet, intake pipe 5 and outlet pipe 6 is separately had to be communicated in the inner chamber of valve body 1 by water intake and water outlet, described water intake and water outlet lay respectively at the both sides of butterfly plate 2.
The intake pipe butterfly plate 7 intake pipe 5 inner chamber being divided into two chambers is provided with in described intake pipe 5, described intake pipe butterfly plate 7 is the discoideus of vertically setting, intake pipe butterfly plate 7 realizes the connection of intake pipe 5 two chambers by rotating, identical with the opening ways of valve body 1, described intake pipe butterfly plate 7 is articulated in intake pipe 5 by rotating shaft, described rotating shaft is connected to the two ends up and down of intake pipe butterfly plate 7, and rotating shaft is connected to the spin axis place of intake pipe butterfly plate 7, described intake pipe butterfly plate 7 be arranged in parallel with butterfly plate 2, continuous motion stem 8 two ends be arranged between intake pipe butterfly plate 7 and butterfly plate 2 are separately had to be hinged on butterfly plate 2 and intake pipe butterfly plate 7 respectively, described butterfly plate 2 is by continuous motion stem 8 and intake pipe dish plate 7 synchronous axial system, butterfly plate 2 rotates, make valve opening, simultaneously, intake pipe butterfly plate 7 and butterfly plate 2 together rotate, make two chamber of intake pipe 5, water enters in valve body 1 by intake pipe 5, also drainage means is provided with in described intake pipe 5, described drainage means is arranged between intake pipe butterfly plate 7 and butterfly plate 2, when butterfly plate 2 is closed, intake pipe butterfly plate 7 is together closed, the water entered in the chamber between intake pipe butterfly plate 7 and butterfly plate 2 is discharged by drainage means, avoid water to stay to freeze in the duct, cause frost crack pipe.
As shown in Figure 3, described drainage means comprises waste pipe 9, the waterexit end of described waste pipe 9 extends to outside intake pipe 5, be connected with the siphoning installation be arranged on outside intake pipe 5, water in pipeline is passed through waste pipe 9 sucking-off by described siphoning installation, described siphoning installation can be communicated with the feed-water end of intake pipe 5, the water of sucking-off is made to be recycled in intake pipe 5, continue to use, the feed-water end suit connecting tube 11 of described waste pipe 9, the feed-water end of described waste pipe 9 is sealing shape, the feed-water end sidewall of described waste pipe 9 is provided with water inlet, described connecting tube 11 is sealed in side, water inlet, the outside of waste pipe 9 can be sleeved on described connecting tube 11, also the inner side of waste pipe 9 can be inserted into, and connecting tube 11 is arranged along the axis of intake pipe 5, coupling shaft 12 one end is separately had to be fixedly attached on connecting tube 11, the other end of described coupling shaft 12 is hinged on butterfly plate 2, when butterfly plate 2 is closed, drive coupling shaft 12 moving axially along intake pipe 5, thus promote to move vertically in the outside of waste pipe 9 connecting tube 11, connecting tube 11 leaves sealing station, make the inner chamber of waste pipe 9 by the intracavity inter-connection of water inlet and intake pipe 5, water between intake pipe butterfly plate 7 and butterfly plate 2 in chamber enters in waste pipe 9, entered in siphoning installation by waste pipe 9.
For reducing the induced effect power of continuous motion stem 8 when butterfly plate 2 rotates, as shown in Figure 2, described continuous motion stem 8 is hinged on intake pipe butterfly plate 7 and departs from spin axis place, and coupling shaft 12 is hinged on butterfly plate 2 and departs from spin axis place.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (4)

1. a non-freezing drainage valve, comprise valve body (1), be arranged on the butterfly plate (2) in valve body (1) and valve rod (3), described valve rod (3) is fixedly connected on the upper end of butterfly plate (2), the upper end of described valve rod (3) extends to valve body (1) outside, be connected with the handle (4) being positioned at valve body (1) top, described valve body (1) sidewall is provided with water intake and water outlet, intake pipe (5) and outlet pipe (6) is separately had to be communicated to by water intake and water outlet in the inner chamber of valve body (1), it is characterized in that: in described intake pipe (5), be provided with the intake pipe butterfly plate (7) intake pipe (5) inner chamber being divided into two chambers, described intake pipe butterfly plate (7) is articulated in intake pipe (5) by rotating shaft, described intake pipe butterfly plate (7) and butterfly plate (2) be arranged in parallel, continuous motion stem (8) two ends be arranged between intake pipe butterfly plate (7) and butterfly plate (2) are separately had to be hinged on butterfly plate (2) and intake pipe butterfly plate (7) respectively, described butterfly plate (2) is by continuous motion stem (8) and intake pipe dish plate (7) synchronous axial system, described intake pipe is also provided with drainage means in (5), described drainage means is arranged between intake pipe butterfly plate (7) and butterfly plate (2).
2. a kind of non-freezing drainage valve as claimed in claim 1, it is characterized in that: described drainage means comprises waste pipe (9), the waterexit end of described waste pipe (9) extends to intake pipe (5) outside, be connected with the siphoning installation being arranged on intake pipe (5) outside, the feed-water end of described waste pipe (9) is sealing shape, and feed-water end is set with connecting tube (11) movably, described feed-water end sidewall is provided with water inlet, described connecting tube (11) is sealed in side, water inlet, and connecting tube (11) is arranged along the axis of intake pipe (5), coupling shaft (12) one end is separately had to be fixedly attached on connecting tube (11), the other end of described coupling shaft (12) is hinged on butterfly plate (2).
3. a kind of non-freezing drainage valve as claimed in claim 1, is characterized in that: described continuous motion stem (8) is hinged on intake pipe butterfly plate (7) and departs from spin axis place.
4. a kind of non-freezing drainage valve as claimed in claim 2, is characterized in that: described coupling shaft (12) is hinged on butterfly plate (2) and departs from spin axis place.
CN201520109859.6U 2015-02-15 2015-02-15 Drain valve prevents frostbite Expired - Fee Related CN204784761U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520109859.6U CN204784761U (en) 2015-02-15 2015-02-15 Drain valve prevents frostbite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520109859.6U CN204784761U (en) 2015-02-15 2015-02-15 Drain valve prevents frostbite

Publications (1)

Publication Number Publication Date
CN204784761U true CN204784761U (en) 2015-11-18

Family

ID=54524811

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520109859.6U Expired - Fee Related CN204784761U (en) 2015-02-15 2015-02-15 Drain valve prevents frostbite

Country Status (1)

Country Link
CN (1) CN204784761U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109630713A (en) * 2018-12-03 2019-04-16 四川大学 A kind of water valve reducing shower head residual hot water
CN112413205A (en) * 2020-09-16 2021-02-26 江苏上阳金属新材料有限公司 Brass valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109630713A (en) * 2018-12-03 2019-04-16 四川大学 A kind of water valve reducing shower head residual hot water
CN112413205A (en) * 2020-09-16 2021-02-26 江苏上阳金属新材料有限公司 Brass 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

Granted publication date: 20151118

Termination date: 20160215

CF01 Termination of patent right due to non-payment of annual fee