CN114198520A - Gate valve with novel structure - Google Patents
Gate valve with novel structure Download PDFInfo
- Publication number
- CN114198520A CN114198520A CN202111481318.2A CN202111481318A CN114198520A CN 114198520 A CN114198520 A CN 114198520A CN 202111481318 A CN202111481318 A CN 202111481318A CN 114198520 A CN114198520 A CN 114198520A
- Authority
- CN
- China
- Prior art keywords
- valve
- gate plate
- gate
- wedge
- flat
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 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
- F16K3/02—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
- F16K3/0272—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 permitting easy assembly or disassembly
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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
- F16K3/12—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 with wedge-shaped arrangements of sealing faces
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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
Abstract
A gate valve with a new structure comprises a valve body, wherein a valve cover is arranged on the valve body, a valve rod is arranged in the valve body, a hand wheel is connected to the upper end of the valve rod, a gate plate is connected to the tail end of the valve rod and is in sealing fit with a valve seat in the valve body, the gate plate comprises a flat gate plate and a wedge gate plate, the flat gate plate and the wedge gate plate are in floating connection, a floating adjusting gap exists between the flat gate plate and the wedge gate plate, and a plurality of adjusting screws are arranged on the wedge gate plate in the circumferential direction.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a gate valve with a novel structure.
Background
A flat gate valve is a sliding valve whose closing member is a parallel gate plate. The closing member can be a single gate or a double gate with a spreader mechanism in between. The pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat. The existing gate valve with one flat gate plate and the other wedge gate plate comprises a gate valve, but the gate plate of the main gate valve is often singly matched with the gate valve, so that the gate plate is difficult to replace and install after being damaged.
Disclosure of Invention
In order to solve the technical defects in the prior art, the invention provides a gate valve with a novel structure.
The technical solution adopted by the invention is as follows: the utility model provides a gate valve of new construction, includes the valve body, the valve body on be equipped with the valve gap, the valve body in be equipped with the valve rod, valve rod upper end be connected with the hand wheel, the end-to-end connection of valve rod have the flashboard, flashboard and the valve body in the sealed cooperation of disk seat, the flashboard include flat flashboard and wedge flashboard, flat flashboard and wedge flashboard between float and be connected, flat flashboard and wedge flashboard between have the adjusting gap that floats, the wedge flashboard on be equipped with a plurality of adjusting screw along the circumferencial direction, flat flashboard and wedge flashboard between realize the regulation of gradient, position degree, machining precision between flat flashboard and the wedge flashboard through adjusting screw control floating adjusting gap.
The wedge flashboard is provided with a groove matched with the convex block, and the convex block and the groove are in floating fit.
The groove is provided with a limit boss, and the bump is in limit fit with the limit boss.
The wedge flashboard be equipped with a plurality of through-holes, adjusting screw set up in the through-hole and adjusting screw's end and flat flashboard between the contact cooperation.
The tail end of the adjusting screw is further provided with an adjusting ball head, and the adjusting ball head is in contact fit with the flat gate plate.
An O-shaped sealing ring is arranged between the adjusting ball head and the through hole.
The convex block is a T-shaped convex block, and the T-shaped convex block is matched with the groove in a floating mode.
The floating adjusting gap is positioned between the convex block and the groove.
The floating adjusting gap is positioned between the upper end surface of the convex block and the bottom surface of the groove.
The invention has the beneficial effects that: the invention provides a gate valve with a new structure, which comprises a valve body, wherein a valve cover is arranged on the valve body, a valve rod is arranged in the valve body, the upper end of the valve rod is connected with a hand wheel, the tail end of the valve rod is connected with a gate plate, the gate plate is in sealing fit with a valve seat in the valve body, the gate plate comprises a flat gate plate and a wedge gate plate, the flat gate plate and the wedge gate plate are in floating connection, a floating adjusting gap is formed between the flat gate plate and the wedge gate plate, and a plurality of adjusting screws are arranged on the wedge gate plate along the circumferential direction.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
FIG. 2 is a schematic view of the structure of the present invention.
FIG. 3 is a schematic structural view of the flat gate plate of the present invention.
FIG. 4 is a schematic illustration of a wedge and gate configuration of the present invention.
FIG. 5 is a schematic view of the flat gate of the present invention.
FIG. 6 is a schematic illustration of a wedge and gate configuration of the present invention.
The valve comprises a valve body 1, a valve rod 2, a gate plate 3, a floating adjusting gap 4, a valve cover 11, a hand wheel 21, a flat gate plate 31, a wedge gate plate 32, an adjusting screw 33, a bump 34, a groove 35, a through hole 36, an adjusting ball 37 and an O-shaped sealing ring 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The utility model provides a gate valve of new construction, includes valve body 1, valve body 1 on be equipped with valve gap 11, valve body 1 in be equipped with valve rod 2, 2 upper ends of valve rod be connected with hand wheel 21, the end-to-end connection of valve rod 2 have the flashboard, flashboard and the sealed cooperation of the disk seat in the valve body 1, flashboard 3 including flat flashboard 31 and wedge flashboard 32, flat flashboard 31 and wedge flashboard 32 between float and be connected, flat flashboard 31 and wedge flashboard 32 between have unsteady adjusting gap 4, wedge flashboard 32 on be equipped with a plurality of adjusting screw 33 along the circumferencial direction, flat flashboard 31 and wedge flashboard 32 between float adjusting gap 4 through adjusting screw 33 control and realize the regulation of gradient between flat flashboard 31 and the wedge flashboard 32. The protrusion 34 is a T-shaped protrusion, and the T-shaped protrusion is in floating fit with the groove 35. The floating adjustment gap 4 is located between the protrusion 34 and the groove 35. The floating adjusting gap 4 is positioned between the upper end surface of the convex block and the bottom surface of the groove 35. The groove 35 may also be a dovetail groove. According to the invention, the floating adjusting gap is controlled by adjusting the adjusting screws at different positions on the wedge flashboard between the flat flashboard and the wedge flashboard to realize the adjustment of the inclination and the position degree between the flat flashboard and the wedge flashboard, so that the matching relation between different gate valves and the flashboard is adapted, the flashboard can be replaced and installed after being damaged, and the flashboard has universal matching interchangeability.
The connecting surface of flat flashboard 31 and wedge flashboard 32 on be formed with lug 34, wedge flashboard 32 on be equipped with the recess 35 with lug 34 adaptation, lug 34 and recess 35 between the cooperation of floating. The groove 35 is provided with a limit boss, and the bump 34 is in limit fit with the limit boss. The wedge gate plate 32 is provided with a plurality of through holes 36, the adjusting screw 33 is arranged in the through holes 36, and the tail end of the adjusting screw 33 is in contact fit with the flat gate plate 31. The tail end of the adjusting screw 33 is further provided with an adjusting ball head 37, and the adjusting ball head 37 is in contact fit with the flat gate plate 31.
An O-shaped sealing ring 38 is also arranged between the adjusting ball head 37 and the through hole 36.
The skilled person should understand that: although the invention has been described in terms of the above specific embodiments, the inventive concept is not limited thereto and any modification applying the inventive concept is intended to be included within the scope of the patent claims.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (9)
1. A gate valve with a new structure comprises a valve body (1), a valve cover (11) is arranged on the valve body (1), a valve rod (2) is arranged in the valve body (1), the upper end of the valve rod (2) is connected with a hand wheel (21), it is characterized in that the tail end of the valve rod (2) is connected with a flashboard, the flashboard is in sealing fit with a valve seat in the valve body (1), the gate plate (3) comprises a flat gate plate (31) and a wedge gate plate (32), the flat gate plate (31) and the wedge gate plate (32) are in floating connection, a floating adjusting gap (4) exists between the flat gate plate (31) and the wedge gate plate (32), a plurality of adjusting screws (33) are arranged on the wedge flashboard (32) along the circumferential direction, the inclination between the flat gate plate (31) and the wedge gate plate (32) is adjusted by controlling the floating adjusting gap (4) through an adjusting screw (33).
2. A gate valve with a new structure according to claim 1, characterized in that a bump (34) is formed on the connection surface of the flat gate plate (31) and the wedge gate plate (32), a groove (35) matched with the bump (34) is formed on the wedge gate plate (32), and the bump (34) and the groove (35) are in floating fit.
3. The gate valve of claim 2, wherein the groove (35) is provided with a limit boss, and the protrusion (34) is in limit fit with the limit boss.
4. A gate valve of new construction according to claim 1, characterized in that said wedge plate (32) is provided with a plurality of through holes (36), said adjusting screws (33) are arranged in said through holes (36) and the end of said adjusting screws (33) is in contact engagement with said flat plate (31).
5. A gate valve with a new structure as claimed in claim 4, characterized in that the adjusting screw (33) is provided with an adjusting ball head (37) at the end, and the adjusting ball head (37) is in contact fit with the flat gate plate (31).
6. A gate valve with a new structure according to claim 5, characterized in that an O-ring (38) is arranged between the adjusting ball head (37) and the through hole (36).
7. The gate valve of claim 2, wherein the protrusion (34) is a T-shaped protrusion, and the T-shaped protrusion is in floating fit with the groove (35).
8. A gate valve of new construction according to claim 2, characterized in that the floating adjustment gap (4) is located between the projection (34) and the recess (35).
9. A gate valve of new construction according to claim 1, characterized in that the floating adjustment gap (4) is located between the upper end surface of the projection and the bottom surface of the groove (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111481318.2A CN114198520B (en) | 2021-12-07 | 2021-12-07 | Gate valve with new structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111481318.2A CN114198520B (en) | 2021-12-07 | 2021-12-07 | Gate valve with new structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114198520A true CN114198520A (en) | 2022-03-18 |
| CN114198520B CN114198520B (en) | 2024-01-16 |
Family
ID=80650849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111481318.2A Active CN114198520B (en) | 2021-12-07 | 2021-12-07 | Gate valve with new structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114198520B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442045Y (en) * | 2000-09-12 | 2001-08-08 | 彭光富 | Joint automatic leveling valve |
| CN2466438Y (en) * | 2000-10-11 | 2001-12-19 | 陈联芝 | Fast open-and-close easy-to-open gate valve |
| CN201129489Y (en) * | 2007-12-20 | 2008-10-08 | 刘克章 | Wedge-type double gate valve |
| CN101865299A (en) * | 2010-07-01 | 2010-10-20 | 河南理工大学 | Flat wedge floating type ceramic gate valve |
| CN104214357A (en) * | 2014-08-29 | 2014-12-17 | 苏州福润机械有限公司 | Gate valve |
| CN106015612A (en) * | 2016-07-27 | 2016-10-12 | 特尔阀门高科技有限公司 | Double-acting-force blow-down valve |
| CN206802356U (en) * | 2017-04-24 | 2017-12-26 | 浙江华驰阀门有限公司 | A kind of Novel Brake Valve |
| CN208619719U (en) * | 2018-08-17 | 2019-03-19 | 无锡斯考尔自动控制设备有限公司 | A kind of float trap plate-type gate valve |
| CN211082897U (en) * | 2019-12-06 | 2020-07-24 | 浙江宣达环境科技股份有限公司 | Wear-resisting slurry valve and sealing structure thereof |
| CN214500111U (en) * | 2021-03-09 | 2021-10-26 | 温州市飞球电站阀门制造有限公司 | Novel double-gate plate structure of valve |
-
2021
- 2021-12-07 CN CN202111481318.2A patent/CN114198520B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442045Y (en) * | 2000-09-12 | 2001-08-08 | 彭光富 | Joint automatic leveling valve |
| CN2466438Y (en) * | 2000-10-11 | 2001-12-19 | 陈联芝 | Fast open-and-close easy-to-open gate valve |
| CN201129489Y (en) * | 2007-12-20 | 2008-10-08 | 刘克章 | Wedge-type double gate valve |
| CN101865299A (en) * | 2010-07-01 | 2010-10-20 | 河南理工大学 | Flat wedge floating type ceramic gate valve |
| CN104214357A (en) * | 2014-08-29 | 2014-12-17 | 苏州福润机械有限公司 | Gate valve |
| CN106015612A (en) * | 2016-07-27 | 2016-10-12 | 特尔阀门高科技有限公司 | Double-acting-force blow-down valve |
| CN206802356U (en) * | 2017-04-24 | 2017-12-26 | 浙江华驰阀门有限公司 | A kind of Novel Brake Valve |
| CN208619719U (en) * | 2018-08-17 | 2019-03-19 | 无锡斯考尔自动控制设备有限公司 | A kind of float trap plate-type gate valve |
| CN211082897U (en) * | 2019-12-06 | 2020-07-24 | 浙江宣达环境科技股份有限公司 | Wear-resisting slurry valve and sealing structure thereof |
| CN214500111U (en) * | 2021-03-09 | 2021-10-26 | 温州市飞球电站阀门制造有限公司 | Novel double-gate plate structure of valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114198520B (en) | 2024-01-16 |
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