CN112013124A - Gate valve with exhaust function - Google Patents
Gate valve with exhaust function Download PDFInfo
- Publication number
- CN112013124A CN112013124A CN202010971347.6A CN202010971347A CN112013124A CN 112013124 A CN112013124 A CN 112013124A CN 202010971347 A CN202010971347 A CN 202010971347A CN 112013124 A CN112013124 A CN 112013124A
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- CN
- China
- Prior art keywords
- valve
- exhaust
- gate valve
- hole
- gate
- 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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Classifications
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- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
- F16K41/04—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to the field of valves, in particular to a gate valve with an exhaust function; including upper portion open-ended gate valve body, gate valve body's opening part threaded connection has the valve gap, the central point of valve gap puts and is equipped with first through-hole, valve gap upper end rigid coupling has the boss, the central point of boss puts and is equipped with the second through-hole, wear to be equipped with the valve rod in the first through-hole, the upper end butt threaded rod of valve rod, the upper end of threaded rod is equipped with the hand wheel, the lower extreme of valve rod is connected with the valve plate of control switching perpendicularly, be equipped with two discharge valve on the gate valve body. According to the invention, the two exhaust valves are arranged on the valve body of the gate valve, and the exhaust valves are symmetrically arranged on the two sides of the valve plate, which are opposite to the flowing liquid, so that the liquid passing through the flowing cavity can be exhausted on the two sides of the valve plate, and the gas accumulated on the two sides of the valve plate can be exhausted in time, therefore, the exhaust efficiency is greatly improved, the flow control and the exhaust control are integrated, the operation is convenient, and the time and the labor are saved.
Description
Technical Field
The invention relates to the field of valves, in particular to a gate valve with an exhaust function.
Background
The valve is an important control device for promoting the development of modern devices for transporting water, gas and flowing substances, in the prior art, when a pipeline transports liquid substances, a lot of gas can be accumulated inside the pipeline, the gas needs to be discharged regularly, an exhaust valve is generally arranged on the pipeline to clean the gas, the exhaust valve arranged on the pipeline is not in the same place with a gate valve, when the gate valve and the exhaust valve are arranged, two steps are needed, if a plurality of exhaust valves are needed to be arranged on a longer pipeline, the labor and the time are wasted, and in addition, the exhaust valves need to run back and forth during operation.
Therefore, a gate valve with an exhaust function is proposed.
Disclosure of Invention
The invention aims to provide a gate valve with an exhaust function, which has the advantages of flow control and exhaust control.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a take exhaust function's gate valve, includes upper portion open-ended gate valve body, the opening part threaded connection of gate valve body has the valve gap, the central point of valve gap puts and is equipped with first through-hole, valve gap upper end rigid coupling has the boss, the central point of boss puts and is equipped with the second through-hole, first through-hole and second through-hole are coaxial setting, wear to be equipped with the valve rod in the first through-hole, the upper end butt of valve rod has the threaded rod, threaded rod and second through-hole threaded connection, the upper end of threaded rod is equipped with the hand wheel, the lower extreme of valve rod is connected with the valve plate of control switching perpendicularly, the inside chamber that flows that is equipped with of gate valve body, be equipped with two discharge valve, every on the gate valve.
Specifically, a first sealing element is arranged at an opening at the upper part of the flow cavity, and the first sealing element is arranged between the flow cavity and the valve rod.
Specifically, the upper end of the gate valve body is further provided with a groove, a second sealing piece is arranged in the groove, and the second sealing piece is arranged between the gate valve body and the valve cover.
Specifically, the lower extreme both sides of gate valve body all are equipped with the internal thread that is used for being connected with the two-way pipe on the pipeline way in the external world, and every internal thread symmetry is established in the valve plate both sides.
Specifically, two sides of the flow cavity are symmetrically provided with two exhaust cavities respectively, the flow cavity is communicated with each exhaust cavity, and each exhaust cavity is in threaded connection with an exhaust valve.
Specifically, a third sealing element is further arranged between the exhaust valve and the exhaust cavity.
Specifically, the exhaust valve is a float exhaust valve.
The invention has the beneficial effects that: according to the invention, the two exhaust valves are arranged on the valve body of the gate valve, and the exhaust valves are symmetrically arranged on the two sides of the valve plate, which are opposite to the flowing liquid, so that the liquid passing through the flowing cavity can be exhausted on the two sides of the valve plate, and the gas accumulated on the two sides of the valve plate can be exhausted in time, thus the exhaust efficiency is greatly improved, the flow control and the exhaust control are integrated, the operation is convenient, and the time and the labor are saved; through setting up first sealing member, second sealing member and third sealing member, can increase the leakproofness between flow chamber and the valve rod, between gate valve body and the valve gap and between discharge valve and the exhaust chamber, show and strengthen sealed effect, prolonged life.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numerals: the valve comprises a hand wheel 1, a valve rod 2, a valve cover 3, a flow cavity 4, a gate valve body 5, a valve plate 6, a second sealing element 7, a first sealing element 8, an exhaust valve 9, a third sealing element 10, an exhaust cavity 11, a boss 12, a threaded rod 13, a second through hole 14 and a first through hole 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached figure 1, the gate valve with the exhaust function comprises a gate valve body 5 with an upper opening, a valve cover 3 is connected to the opening of the gate valve body 5 in a threaded manner, a first through hole 15 is arranged at the center of the valve cover 3, a boss 12 is fixedly connected at the upper end of the valve cover 3, a second through hole 14 is arranged at the center of the boss 12, the first through hole 15 and the second through hole 14 are coaxially arranged, the first through hole 15 is penetrated with a valve rod 2, the upper end of the valve rod 2 is connected with a threaded rod 13, the threaded rod 13 is in threaded connection with the second through hole 14, the upper end of the threaded rod 13 is provided with a hand wheel 1, the lower end of the valve rod 2 is vertically connected with a valve plate 6 for controlling the opening and closing, a flow cavity 4 is arranged inside the valve body 5 of the gate valve, two exhaust valves 9 are arranged on the gate valve body 5, each exhaust valve 9 is communicated with the flow cavity 4, and each exhaust valve 9 is symmetrically arranged on two sides of the valve plate 6; according to the invention, the two exhaust valves 9 are arranged on the gate valve body 5, and the exhaust valves 9 are symmetrically arranged on the two sides of the valve plate 6, which are opposite to the flowing side of the liquid, so that gas accumulated inside can be discharged in time when the liquid is transported by a pipeline, the flowing control and the exhausting control are integrated, the operation is convenient, and the time and the labor are saved.
Furthermore, the gate valve body 5 and the valve cover 3 are in threaded connection, so that the valve cover 3 is convenient to mount, dismount and replace, and the use is convenient.
Specifically, a first sealing element 8 is arranged at an upper opening of the flow chamber 4, and the first sealing element 8 is arranged between the flow chamber 4 and the valve rod 2.
Furthermore, an annular groove is formed in an upper opening of the flow chamber 4, a first sealing element 8 is mounted in the annular groove, the first sealing element 8 is of an O-shaped structure, the lower end of the valve rod 2 penetrates through the first sealing element 8 to be connected with the flow chamber 4, the valve plate 6 vertically connected with the lower end of the valve rod 2 is arranged in the flow chamber 4, and a middle opening of the first sealing element 8 is matched with the diameter of the valve rod 2, so that liquid can be prevented from flowing out of the gate valve body 5.
Specifically, 5 upper ends of gate valve body still are equipped with the recess, be equipped with second sealing member 7 in the recess, second sealing member 7 sets up between gate valve body 5 and valve gap 3.
Furthermore, the second sealing element 7 arranged in the groove enables the valve body 5 of the gate valve and the valve cover 3 to be sealed, and further enables the valve rod 2 and the valve cover 3 to be sealed, so that the sealing performance of the valve rod 2, the valve body 5 of the gate valve and the valve cover 3 is improved, and the service life is prolonged.
Specifically, the lower extreme both sides of gate valve body 5 all are equipped with the internal thread that is used for being connected with the two-way pipe on the external pipeline, and every internal thread symmetry is established in 6 both sides of valve plate.
Furthermore, two communicating ends are arranged on two sides of the lower end of the gate valve body 5, and each communicating end is provided with an internal thread for connecting with a two-way pipe on an external pipeline.
Furthermore, the gate valve body 5 is in threaded connection with an external pipeline, so that the gate valve is convenient to mount, dismount and replace and is simple to operate.
Specifically, two sides of the flow cavity 4 are symmetrically provided with two exhaust cavities 11 respectively, the flow cavity 4 is communicated with each exhaust cavity 11, and each exhaust cavity 11 is in threaded connection with the exhaust valve 9.
Furthermore, the exhaust cavity 11 and the exhaust valve 9 are in threaded connection, so that the exhaust valve is convenient to mount, dismount and replace and is simple to operate.
Specifically, a third sealing element 10 is further arranged between the exhaust valve 9 and the exhaust cavity 11.
Furthermore, the third sealing element 10 related to the invention is sleeved on the outer side of the end, connected with the exhaust cavity 11, of the exhaust valve 9, so that the exhaust valve 9 and the exhaust cavity 11 can be sealed, and the service life is prolonged.
Furthermore, the gate valve body 5, the valve cover 3, the valve rod 2, the hand wheel 1 and the exhaust valve 9 are all made of stainless steel or brass.
Further, the first seal 8, the second seal 7, and the third seal 10 according to the present invention are all rubber seal rings, and have an O-shaped structure.
Specifically, the exhaust valve 9 is a float exhaust valve.
Further, the float vent valve related to the invention comprises but is not limited to a Honeywell automatic vent valve, and the working principle of the float vent valve is as follows: the exhaust chambers 11 related to the invention are all arranged at the upper part of the flow chamber 4, when gas enters the medium flow channel, the gas can be gathered at the upper part of the exhaust valve 9, the pressure is increased along with the increase of the gas in the exhaust valve 9, when the gas pressure is higher than the pressure in the exhaust valve 9, the gas can enable the liquid level of the liquid in the exhaust valve 9 to be lowered, the floater in the exhaust valve 9 is lowered along with the liquid level of the liquid, when the pressure is lower than the pressure in the exhaust valve 9, the lever system is linked to open the exhaust port to exhaust the gas, when the gas pressure is lower than the pressure in the exhaust valve 9, the liquid level of the liquid in the exhaust valve 9 can be raised, the floater in the exhaust valve 9 is raised along with the liquid level of the.
The working principle of the invention is as follows: firstly, assembling a gate valve body 5, a valve cover 3, a valve rod 2, a hand wheel 1 and an exhaust valve 9, then connecting the assembled gate valve body 5 with an external pipeline through threads, driving the valve rod 2 to move up and down by a threaded rod 13 when the hand wheel 1 is rotated, driving the valve plate 6 to move up and down by the up and down movement of the valve rod 2 through the threaded connection with a second through hole 14 of a boss 12, and realizing the flow control of liquid; through setting up two discharge valve 9 to the bilateral symmetry that flows the liquid thing at valve plate 6 sets up discharge valve 9, can make the liquid thing through flow chamber 4 all can exhaust in the both sides of valve plate 6, and the gas that the both sides of in time discharging valve plate 6 were gathered has improved exhaust efficiency greatly, will control to flow and control to exhaust and set up to structure as an organic whole, the simple operation, labour saving and time saving.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. The utility model provides a take exhaust function's gate valve, includes upper portion open-ended gate valve body, a serial communication port, the opening part threaded connection of gate valve body has the valve gap, the central point of valve gap puts and is equipped with first through-hole, valve gap upper end rigid coupling has the boss, the central point of boss puts and is equipped with the second through-hole, first through-hole and second through-hole are coaxial setting, wear to be equipped with the valve rod in the first through-hole, the upper end butt of valve rod has the threaded rod, threaded rod and second through-hole threaded connection, the upper end of threaded rod is equipped with the hand wheel, the lower extreme of valve rod is connected with the valve plate of control switching perpendicularly, the inside chamber that flows that is equipped with of gate valve body, be equipped with two discharge valve, every on the.
2. The gate valve with a venting function as claimed in claim 1, wherein a first sealing member is disposed at the upper opening of the flow chamber, and the first sealing member is disposed between the flow chamber and the valve stem.
3. The gate valve with the exhaust function as claimed in claim 1, wherein a groove is further formed in an upper end of the gate valve body, a second sealing member is arranged in the groove, and the second sealing member is arranged between the gate valve body and the valve cover.
4. The gate valve with the exhaust function as claimed in claim 1, wherein the two sides of the lower end of the gate valve body are provided with internal threads for connecting with a two-way pipe on an external pipeline, and each internal thread is symmetrically arranged on the two sides of the valve plate.
5. The gate valve with the exhaust function according to claim 1, wherein two exhaust cavities are symmetrically arranged on two sides of the flow cavity respectively, the flow cavity is communicated with each exhaust cavity, and each exhaust cavity is in threaded connection with the exhaust valve.
6. The gate valve with a venting function of claim 5, wherein a third sealing element is further disposed between the venting valve and the venting chamber.
7. The gate valve with a gas exhaust function according to claim 1, wherein the gas exhaust valve is a float gas exhaust valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010971347.6A CN112013124A (en) | 2020-09-16 | 2020-09-16 | Gate valve with exhaust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010971347.6A CN112013124A (en) | 2020-09-16 | 2020-09-16 | Gate valve with exhaust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112013124A true CN112013124A (en) | 2020-12-01 |
Family
ID=73522345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010971347.6A Pending CN112013124A (en) | 2020-09-16 | 2020-09-16 | Gate valve with exhaust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112013124A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682525A (en) * | 2020-12-18 | 2021-04-20 | 玖隆阀门有限公司 | Gate valve with exhaust function |
| CN117537203A (en) * | 2024-01-10 | 2024-02-09 | 威海拓力莱纤维有限公司 | Sealing connecting piece for carbon fiber composite material pipeline |
-
2020
- 2020-09-16 CN CN202010971347.6A patent/CN112013124A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682525A (en) * | 2020-12-18 | 2021-04-20 | 玖隆阀门有限公司 | Gate valve with exhaust function |
| CN117537203A (en) * | 2024-01-10 | 2024-02-09 | 威海拓力莱纤维有限公司 | Sealing connecting piece for carbon fiber composite material pipeline |
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