CN205859194U - A kind of flat gate valve - Google Patents
A kind of flat gate valve Download PDFInfo
- Publication number
- CN205859194U CN205859194U CN201620894188.3U CN201620894188U CN205859194U CN 205859194 U CN205859194 U CN 205859194U CN 201620894188 U CN201620894188 U CN 201620894188U CN 205859194 U CN205859194 U CN 205859194U
- Authority
- CN
- China
- Prior art keywords
- valve
- seat
- flat gate
- valve seat
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Sliding Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of flat gate valve, it includes valve body, valve rod, with the valve seat that passway, valve inner both sides seals setting mutually, between the valve seat of both sides and be arranged on the valve plate on described valve rod, and for the drive mechanism driving valve rod to make valve plate oscilaltion campaign be intercepted by passage or open around own axis, wherein valve seat includes that inside has the seat body of the through hole being connected with passage, valve rod constitutes feed screw nut's structure with valve plate, particularly, valve seat also includes being positioned at mounting groove circumferentially disposed around it inside seat body, valve seat and junction, passway is made to have the tension ring of tensioner trend in being arranged on mounting groove.This utility model is by the setting of tension ring so that valve seat is strong with the sealing of valve body, reduces the generation of leakage accident, simple in construction simultaneously, and it is convenient to implement, and low cost.
Description
Technical field
This utility model relates to a kind of gate valve, is specifically related to a kind of flat gate valve.
Background technology
It is known that flat gate valve is as a kind of parts being used for realizing pipe-line system break-make and flow-control, it is at stone
Oil, natural gas, water conservancy etc. are widely used in a lot of field.
At present, flat gate valve consists essentially of valve body, valve rod seals setting mutually with passway, described valve inner both sides
Valve seat, between the valve seat of both sides and be arranged on the valve plate on described valve rod and for driving described valve rod around self axle
Line rotates the drive mechanism making described valve plate oscilaltion campaign be intercepted by passage or open, wherein said valve rod and described valve
Plate constitutes feed screw nut's structure, and the both sides of valve plate are arranged with valve seat end face seal described in both sides respectively.
But, in practical operation, valve seat not only needs to limit the rotation of valve plate, in addition it is also necessary to long-term with valve plate friction,
Easily cause valve seat not enough with the sealing of valve body, thus cause the generation of leakage accident.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that the Flat Sluice of a kind of improvement
Valve.
For solving above technical problem, this utility model adopts the following technical scheme that:
A kind of flat gate valve, it includes that valve body, valve rod seal the valve seat of setting, position mutually with passway, valve inner both sides
Between the valve seat of both sides and be arranged on the valve plate on described valve rod and for driving valve rod to make valve plate around own axis
The drive mechanism that passage is intercepted or opens by oscilaltion campaign, wherein valve seat includes that inside has the through hole being connected with passage
Seat body, valve rod and valve plate constitute feed screw nut's structure, and particularly, valve seat also includes being positioned at inside seat body and sets around its circumference
The mounting groove put, be arranged on mounting groove in make valve seat and junction, passway have the tension ring of tensioner trend.
Preferably, between valve seat periphery and passway inwall by multiple O seal arrange, the plurality of O along
The length direction distribution of valve seat.
Further, mounting groove has one or more, and tension ring and mounting groove one_to_one corresponding are arranged, and mounting groove and O type
Sequence distribution between circle.
Preferably, the inwall three of the inwall of tension ring, the through-hole wall of seat body and passage flushes setting.It is easy to stream
The quick circulation of body.
Being embodied as and preferred aspect according to one of the present utility model, flat gate valve also includes being arranged on valve seat and passage
Elastic component between Kou.Stress suffered by valve seat can effectively be decomposed, thus extend the service life of valve seat.
Concrete, elastic component is wavy spring.
Being embodied as and preferred aspect according to of the present utility model another, flat gate valve also includes being separately positioned on valve seat
Guide plate near valve plate end.
Preferably, guide plate is the most extended respectively along the end of valve seat, when the downward close passage of valve plate
Time, both sides guide plate is fitted in the both sides of valve plate.
Further, flat gate valve also includes that the bottom for both sides are positioned at the guide plate below the end of valve seat is solid mutually
Surely connect and be prevented from the protection board that valve plate touches with valve body.Not only ensure that the depth of parallelism of both sides guide plate, and prevent
Valve plate touches with valve body.
Additionally, drive mechanism includes handwheel, bearing block, the axle that driven by handwheel and be arranged on bearing block by bearing
Overlap, for by relative with drive rod for the axle sleeve bearing pin locked.
Due to the enforcement of above technical scheme, this utility model compared with prior art has the advantage that
This utility model is by the setting of tension ring so that valve seat is strong with the sealing of valve body, reduces the generation of leakage accident,
Simple in construction simultaneously, it is convenient to implement, and low cost.
Accompanying drawing explanation
The utility model is described in more detail with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the schematic front view (partly cuing open) according to this utility model flat gate valve；
Wherein: 1, valve body；10, passway；2, valve rod；3, valve seat；30, seat body；31, mounting groove；32, tension ring；4、
Valve plate；5, drive mechanism；50, handwheel；51, bearing block；52, bearing；53, axle sleeve；54, bearing pin；6, O；7, elastic component (ripple
Shape spring)；8, guide plate；9, protection board；T, passage；K, through hole.
Detailed description of the invention
As it is shown in figure 1, the flat gate valve of the present embodiment, it includes the internal passway, both sides of valve body 1, valve rod 2 and valve body 1
10 phases seal arrange valve seat 3, between both sides valve seat 3 and the valve plate 4 that is arranged on valve rod 2 and for driving valve rod 2
Around own axis, passage is intercepted or the drive mechanism 5 opened by valve plate 4 oscilaltion campaign, wherein valve rod 2 and valve
Plate 4 constitutes feed screw nut's structure.
Concrete, valve seat 3 includes that inside has the seat body 30 of the through hole k being connected with passage t, is positioned at seat body 30
Portion around its circumferentially disposed mounting groove 31, be arranged on mounting groove 31 in make valve seat 3 have tensioner with junction, passway 10 to become
The tension ring 32 of gesture.
Further, valve seat 3(seat body 30) seal setting by multiple O 6 between periphery and passway 10 inwall,
The plurality of O 6 is distributed along the length direction of valve seat 3.
Mounting groove 31 has one or more, and tension ring 32 is arranged with mounting groove 31 one_to_one corresponding, and mounting groove 31 and O
Sequence distribution between 6.In conjunction with accompanying drawing, in the application, mounting groove 31 has one, and O 6 has two, and mounting groove 31 is positioned at two
Between individual O 6, thus improve valve seat 3 and include that inside has and passage t sealing property, moreover it is possible to efficiently reduce O 6
Abrasion (keeps O malleation between).
The inwall three of the inwall of tension ring 32, the through hole k inwall of seat body 30 and passage t flushes setting.It is easy to stream
The quick circulation of body.
Flat gate valve also includes the elastic component 7 being arranged between valve seat 3 and passway 10 and is separately positioned on valve seat 3
Guide plate 8 near valve plate 4 end.Stress suffered by valve seat 3 can effectively be decomposed, thus extend making of valve seat 3
Use the life-span.
Concrete, elastic component 7 is wavy spring.
Guide plate 8 is the most extended respectively along the end of valve seat 3, when valve plate 4 downward close passage t,
Both sides guide plate 8 is fitted in the both sides of valve plate 4.
Further, flat gate valve also includes the bottom phase of the guide plate 8 below the end for both sides are positioned at valve seat 3
Fix and connect and be prevented from the protection board 9 that valve plate 4 touches with valve body 1.Concrete, by the setting of this protection board 9, not only ensure
The depth of parallelism of both sides guide plate 8, and prevent the valve plate 4 to touch with valve body 1.
Additionally, drive mechanism 5 includes handwheel 50, bearing block 51, handwheel 50 drives and pass through bearing 52 and be arranged on bearing
Axle sleeve 53 on seat 51, for by relative with valve rod 2 for axle sleeve 53 bearing pin 54 locked.
Above this utility model is described in detail, but this utility model is not limited to the above embodiments.All bases
The equivalence that spirit of the present utility model is made changes or modifies, and all should contain in protection domain of the present utility model.
Claims (10)
1. a flat gate valve, it include valve body, valve rod and passway, described valve inner both sides seal mutually the valve seat of setting,
Described in both sides between valve seat and be arranged on the valve plate on described valve rod and for driving described valve rod around own axes
Rotating the drive mechanism making described valve plate oscilaltion campaign be intercepted by passage or open, wherein said valve seat includes inside
Having the seat body of the through hole being connected with passage, described valve rod constitutes feed screw nut's structure with described valve plate, it is characterised in that:
Described valve seat also includes being positioned at mounting groove circumferentially disposed around it inside described seat body, is arranged on described mounting groove and makes
Described valve seat and junction, described passway have the tension ring of tensioner trend.
Flat gate valve the most according to claim 1, it is characterised in that: described valve seat periphery and described passway inwall it
Between by multiple O seal arrange, the plurality of described O along described valve seat length direction be distributed.
Flat gate valve the most according to claim 2, it is characterised in that: described mounting groove has one or more, described
Tension ring is arranged with described mounting groove one_to_one corresponding, and sequence distribution between described mounting groove and described O.
Flat gate valve the most according to claim 1, it is characterised in that: the inwall of described tension ring, described seat body logical
The inwall three of hole inwall and described passage flushes setting.
Flat gate valve the most according to claim 1, it is characterised in that: described flat gate valve also includes being arranged on described valve
Elastic component between seat and described passway.
Flat gate valve the most according to claim 5, it is characterised in that: described elastic component is wavy spring.
Flat gate valve the most according to claim 1, it is characterised in that: described flat gate valve also includes being separately positioned on institute
State the valve seat guide plate near described valve plate end.
Flat gate valve the most according to claim 7, it is characterised in that: described guide plate is respectively along the end of described valve seat
Portion is the most extended, and when the downward close passage of described valve plate, the guide plate described in both sides is fitted in described valve plate
Both sides.
Flat gate valve the most according to claim 8, it is characterised in that: described flat gate valve also includes for by position, both sides
The bottom of the described guide plate below the end of described valve seat is fixedly connected and is prevented from described valve plate and touches with valve body
Protection board.
Flat gate valve the most according to claim 1, it is characterised in that: described drive mechanism include handwheel, bearing block, by
Described handwheel drives and is arranged on the axle sleeve on described bearing block by bearing, for locking relative with described valve rod for described axle sleeve
Fixed bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894188.3U CN205859194U (en) | 2016-08-17 | 2016-08-17 | A kind of flat gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894188.3U CN205859194U (en) | 2016-08-17 | 2016-08-17 | A kind of flat gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205859194U true CN205859194U (en) | 2017-01-04 |
Family
ID=57594377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894188.3U Withdrawn - After Issue CN205859194U (en) | 2016-08-17 | 2016-08-17 | A kind of flat gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205859194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151563A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | A kind of flat gate valve |
-
2016
- 2016-08-17 CN CN201620894188.3U patent/CN205859194U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151563A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | A kind of flat gate valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106151559A (en) | There is the flat gate valve of valve plate position indicating function | |
| CN205859194U (en) | A kind of flat gate valve | |
| CN106151563A (en) | A kind of flat gate valve | |
| CN206668991U (en) | A kind of soft seat butterfly valve of novel sealing structure | |
| CN205877241U (en) | Plate valve with valve plate position indicator function | |
| CN105627007B (en) | A kind of rotary connector and its graphite-seal ring | |
| CN201606504U (en) | Hard sealing angle valve | |
| CN203335949U (en) | Lifting type check valve | |
| CN206190944U (en) | Inclined plane direction slot type pottery gate valve | |
| CN203717978U (en) | Four-eccentric butterfly valve structure for preventing sealing ring from rapid abrasion | |
| CN104373606A (en) | Elastic stop valve and operation method thereof | |
| CN2921494Y (en) | Non-return valve structure | |
| CN204985780U (en) | Wear -resisting high temperature resistant gate valve is carried to petroleum pipeline and pitch | |
| CN206159565U (en) | A check valve for among cooling system | |
| CN203603842U (en) | Blowout-prevention and leakage prevention well mouth safety device | |
| CN202768857U (en) | Rear shaft sealing device with integral movable ring | |
| CN204805601U (en) | Ball valve | |
| CN205781015U (en) | Floating ball valve is welded in a kind of worm-drive heat supply entirely | |
| CN204199379U (en) | A kind of antifreeze anti-collision fire hydrant | |
| CN205678158U (en) | A kind of repid cut-off valve | |
| CN204961856U (en) | Novel butterfly valve | |
| CN201925499U (en) | Sealing ring of eccentric butterfly valve | |
| CN204628619U (en) | Hard seal wear-resistant fixing ball valve | |
| CN203868373U (en) | Pressure self-sealing gate valve | |
| CN203248758U (en) | Blind plate valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170104 Effective date of abandoning: 20180403 |
|
| AV01 | Patent right actively abandoned |