CN110671509A - Novel fire-fighting gate valve - Google Patents
Novel fire-fighting gate valve Download PDFInfo
- Publication number
- CN110671509A CN110671509A CN201911063469.9A CN201911063469A CN110671509A CN 110671509 A CN110671509 A CN 110671509A CN 201911063469 A CN201911063469 A CN 201911063469A CN 110671509 A CN110671509 A CN 110671509A
- Authority
- CN
- China
- Prior art keywords
- valve
- flashboard
- sealing
- connecting pipe
- gate valve
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 230000002146 bilateral effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- F16K3/30—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
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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
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/0041—Electrical or magnetic means for measuring valve parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to a novel fire-fighting gate valve, which comprises a valve body, wherein the top of the valve body is provided with a valve cover, the top of the valve cover is provided with a support column, a screw is arranged in an inner cavity of the support column, the top of the screw is provided with a hand wheel, the bottom of the support column is provided with a sealing washer, the bottom end of the screw is provided with a flashboard, the top of the flashboard is provided with a sealing block matched with the sealing washer, the bottom of the valve body is provided with a connecting pipe, a through hole is formed between the connecting pipe and the valve body, the flashboard is arranged in the through hole, the through hole is internally provided with the sealing ring, the inner wall of the connecting pipe is provided with a sealing groove, a sealing pad is arranged in the sealing groove, can increase the leakproofness of gate valve, monitor simultaneously, avoid extravagant water resource.
Description
Technical Field
The invention relates to a novel fire-fighting gate valve, and belongs to the technical field of valves.
Background
The opening and closing piece of the fire-fighting gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate has two sealing surfaces, most commonly the two sealing surfaces of the gate form a wedge shape, the wedge angle varying with the valve parameters. The gate plate of the wedge gate valve can be made into a whole, namely a rigid gate plate; the gate plate can also be made into a gate plate capable of generating micro deformation so as to improve the manufacturability of the gate plate and compensate the deviation of the angle of the sealing surface in the machining process, and the gate plate is called an elastic gate plate.
The type of fire-fighting gate valve can be divided into a wedge-type gate valve and a parallel gate valve according to the configuration of a sealing surface, the wedge-type gate valve can be divided into a single-gate type, a double-gate type and an elastic gate type, the parallel gate valve can be divided into a single-gate type and a double-gate type, and the parallel gate valve can be divided into a rising stem type and a non-rising stem type according to the thread position of a valve rod.
At present current fire control gate valve, the leakproofness is not good, makes the gate valve close the back unable totally sealed, causes the waste of water resource easily, and inconvenient people use has reduced fire control gate valve's practicality, can not filter the impurity of aquatic simultaneously to influence the leakproofness of gate valve, also influence the life of gate valve.
Disclosure of Invention
The technical problem to be solved by the invention is overcome, and the novel fire-fighting gate valve is provided, wherein the pressure sensor is arranged, so that the pressure of the flashboard on the connecting pipe can be monitored when the flashboard is sealed, and the sealing performance of the connecting pipe can be monitored; by arranging the pressure display, the pressure of the flashboard can be observed at the outer side, so that the sealing performance of the gate valve can be conveniently judged; through setting up the filter screen, can filter water, avoid the impurity of aquatic to cause the influence to the sealed of flashboard, can effectively solve the problem among the background art.
In order to solve the technical problems, the invention provides the following technical scheme:
a novel fire-fighting gate valve comprises a valve body, wherein a valve cover is arranged at the top of the valve body, a support column is arranged at the top of the valve cover, a screw is arranged in an inner cavity of the support column, a hand wheel is mounted at the top of the screw, a sealing gasket is arranged at the bottom of the support column, a flashboard is arranged at the top of the flashboard and is matched with the sealing gasket, a connecting pipe is arranged at the bottom of the valve body, a through hole is formed between the connecting pipe and the valve body, the flashboard is arranged in the through hole, a sealing ring is arranged in the through hole, a sealing groove is formed in the inner wall of the connecting pipe, a sealing gasket is arranged in the sealing groove, a pressure sensor is arranged between the sealing gasket and the sealing groove, the pressure sensor is, and a storage battery is arranged below the pressure display.
Further, the support column inner cavity is provided with a thread matched with the screw rod, and the screw rod is movably connected with the flashboard.
Further, the gate plate is of a wedge-shaped structure, and the width of the top of the gate plate is smaller than that of the sealing ring.
Further, be sealing connection between sealed outside of filling up and the seal groove, the edge of flashboard and seal groove are the arc structure that matches.
Furthermore, the filter screen is arranged at the position close to the two ends in the connecting pipe, and the filter screen is connected with the connecting pipe through a buckle.
Furthermore, a line pipe is arranged at the bottom of the connecting pipe, and the pressure sensor is connected with the pressure display through a signal line.
The invention has the beneficial effects that:
1. by arranging the pressure sensor, the pressure of the flashboard on the connecting pipe can be monitored when the flashboard is sealed, so that the sealing performance of the connecting pipe is monitored;
2. by arranging the pressure display, the pressure of the flashboard can be observed at the outer side, so that the sealing performance of the gate valve can be conveniently judged;
3. through setting up the filter screen, can filter water, avoid the impurity of aquatic to cause the influence to the sealed of flashboard.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and not limit the invention.
FIG. 1 is a cross-sectional view of a novel fire gate valve of the present invention;
FIG. 2 is a front view of a novel fire gate valve of the present invention;
FIG. 3 is a cross-sectional view of a seal groove of a novel fire gate valve of the present invention;
fig. 4 is a schematic view of the internal structure of the novel fire-fighting gate valve fixing box.
Reference numbers in the figures: 1. a valve body; 2. a valve cover; 3. a support pillar; 4. a screw; 5. a hand wheel; 6. A sealing gasket; 7. a shutter plate; 8. a sealing block; 9. a connecting pipe; 10. a through hole; 11. a seal ring; 12. a sealing groove; 13. a gasket; 14. a pressure sensor; 15. a filter screen; 16. a fixing box; 17. a pressure display; 18. and (4) a storage battery.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The first embodiment is as follows:
as shown in fig. 1-4, a novel fire-fighting gate valve comprises a valve body 1, a valve cover 2 is arranged on the top of the valve body 1, a support pillar 3 is arranged on the top of the valve cover 2, a screw rod 4 is arranged in an inner cavity of the support pillar 3, a hand wheel 5 is arranged on the top of the screw rod 4, a sealing washer 6 is arranged on the bottom of the support pillar 3, a gate plate 7 is arranged at the bottom end of the screw rod 4, a sealing block 8 matched with the sealing washer 6 is arranged on the top of the gate plate 7, a connecting pipe 9 is arranged at the bottom of the valve body 1, a through hole 10 is arranged between the connecting pipe 9 and the valve body 1, the gate plate 7 is arranged in the through hole 10, a sealing ring 11 is arranged in the through hole 10, a sealing groove 12 is arranged on the inner wall of the connecting pipe, and pressure sensor 14 fixes in seal groove 12 bottom, and seal groove 12 bilateral symmetry is equipped with filter screen 15, can filter water, avoids the impurity of aquatic to cause the influence to the sealed of flashboard 7, and valve body 1 one side is equipped with fixed box 16, and fixed box 16 front side is equipped with pressure display 17, can observe the pressure of flashboard 7 in the outside to the convenience is judged the leakproofness of gate valve, and pressure display 17 below is equipped with battery 18.
Wherein, 3 inner chambers of support column are equipped with the screw thread that matches with screw rod 4, and screw rod 4 and flashboard 7 swing joint, flashboard 7 is the wedge structure, the width at flashboard 7 top is less than the width of sealing ring 11, be sealing connection between sealed 13 outsides and the seal groove 12, the edge of flashboard 7 is the arc structure of matching with seal groove 12, filter screen 15 locates the position that is close to both ends in the connecting pipe 9, and be connected through the buckle between filter screen 15 and the connecting pipe 9, the connecting pipe 9 bottom is equipped with the wire pipe, and pass through signal line connection between pressure sensor 14 and the pressure display 17.
Example two:
according to the first embodiment, the photovoltaic panel is arranged on the top of the fixing box 16, so that the storage battery 18 can be charged, and the pressure sensor 14 and the pressure display 17 are ensured to be powered.
The invention is improved as follows: set up pressure sensor 14 in seal groove 12 and monitor the pressure of flashboard 7 to monitor the leakproofness of gate valve, it is filter screen 15 to filter water to pass through connecting pipe 9 at water simultaneously, avoids the impurity of aquatic to cause the influence to the leakproofness of gate valve, also can avoid causing destruction and the use that influences flashboard 7 to flashboard 7.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel fire control gate valve, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (2) is arranged at the top of the valve body (1), a support column (3) is arranged at the top of the valve cover (2), a screw rod (4) is arranged in an inner cavity of the support column (3), a hand wheel (5) is installed at the top of the screw rod (4), a sealing washer (6) is arranged at the bottom of the support column (3), a flashboard (7) is arranged at the bottom end of the screw rod (4), a sealing block (8) matched with the sealing washer (6) is arranged at the top of the flashboard (7), a connecting pipe (9) is arranged at the bottom of the valve body (1), a through hole (10) is formed between the connecting pipe (9) and the valve body (1), the flashboard (7) is arranged in the through hole (10), a sealing ring (11) is arranged in the through hole (10), a sealing groove (12) is formed in, and pressure sensor (14) are fixed in seal groove (12) bottom, seal groove (12) bilateral symmetry is equipped with filter screen (15), valve body (1) one side is equipped with fixed box (16), fixed box (16) front side is equipped with pressure display (17), pressure display (17) below is equipped with battery (18).
2. The novel fire gate valve of claim 1, wherein: the inner cavity of the support column (3) is provided with threads matched with the screw rod (4), and the screw rod (4) is movably connected with the flashboard (7).
3. The novel fire gate valve of claim 1, wherein: the gate plate (7) is of a wedge-shaped structure, and the width of the top of the gate plate (7) is smaller than that of the sealing ring (11).
4. The novel fire gate valve of claim 1, wherein: be sealing connection between sealed pad (13) outside and seal groove (12), the edge of flashboard (7) and seal groove (12) are the arc structure of matching.
5. The novel fire gate valve of claim 1, wherein: the filter screen (15) is arranged at the position close to the two ends in the connecting pipe (9), and the filter screen (15) is connected with the connecting pipe (9) through a buckle.
6. The novel fire gate valve of claim 1, wherein: the bottom of the connecting pipe (9) is provided with a line pipe, and the pressure sensor (14) is connected with the pressure display (17) through a signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911063469.9A CN110671509A (en) | 2019-11-01 | 2019-11-01 | Novel fire-fighting gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911063469.9A CN110671509A (en) | 2019-11-01 | 2019-11-01 | Novel fire-fighting gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110671509A true CN110671509A (en) | 2020-01-10 |
Family
ID=69085857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911063469.9A Pending CN110671509A (en) | 2019-11-01 | 2019-11-01 | Novel fire-fighting gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110671509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112049950A (en) * | 2020-07-08 | 2020-12-08 | 广州市昊力工具有限公司 | Gate valve |
-
2019
- 2019-11-01 CN CN201911063469.9A patent/CN110671509A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112049950A (en) * | 2020-07-08 | 2020-12-08 | 广州市昊力工具有限公司 | Gate valve |
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