CN209458418U - A kind of flange cut-off valve - Google Patents
A kind of flange cut-off valve Download PDFInfo
- Publication number
- CN209458418U CN209458418U CN201822002101.9U CN201822002101U CN209458418U CN 209458418 U CN209458418 U CN 209458418U CN 201822002101 U CN201822002101 U CN 201822002101U CN 209458418 U CN209458418 U CN 209458418U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- control device
- sealing plate
- valve body
- 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
Links
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of flange cut-off valves of shut-off valve technical field, including valve body, the valve body left and right ends are respectively arranged with inlet and outlet, the inlet and outlet and pipeline junction are each equipped with flange, the body top bolted bonnet (BB), control device is welded at the top of the valve deck, the control device top center is equipped with valve rod, the top peripheral of the valve rod is equipped with hand turntable, the stem bottom successively interts control device and valve deck, the valve rod bottom end extends to the inner cavity of valve body and is connected with raft valve, control loop is provided at the top of the control device, the control loop bottom surface is provided with locating slot, the valve rod outer wall is equipped with lasso, the lasso outside weldings have and the matched hand handle of locating slot, the lasso bottom surface is welded with arcuate strut.The utility model, it is simple and practical in structure, there is promotional value, the flow that valve body passes through can be precisely controlled, facilitate observation, be easy to adjust.
Description
Technical field
The utility model relates to shut-off valve technical field, specially a kind of flange cut-off valve.
Background technique
Flange cut-off valve is mainly used in the industries such as petrochemical industry, chemical industry, electric power, metallurgy, medicine, food.The closure of shut-off valve
Principle is, by valve stem pressure, to fit closely valve clack sealing surface with sealing surface of seat, prevents flow of media.
Currently, although flange cut-off valve on the market is adjustable flow, the number by flow, precision can not be observed
It is not high, it is unable to accurately control the flow by medium, does not adapt to the needs in certain fields.For this purpose, it is proposed that a kind of flange
Shut-off valve.
Utility model content
The purpose of this utility model is to provide a kind of flange cut-off valves, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: valve body left and right ends are respectively arranged with into water
Mouth and water outlet, inlet and outlet and pipeline junction are each equipped with flange, body top bolted bonnet (BB), valve deck top
Portion is welded with control device, and control device top center is equipped with valve rod, and the top peripheral of valve rod is equipped with hand turntable, stem bottom according to
Secondary interspersed control device and valve deck, valve rod bottom end extend to the inner cavity of valve body and are connected with flap, and valve is welded in control device bottom
Lid, is provided with control loop at the top of control device, and control loop bottom surface is provided with locating slot, and valve rod outer wall is equipped with lasso, outside lasso
Portion, which is welded with, is welded with arcuate strut with the matched hand handle of locating slot, lasso bottom surface, and arcuate strut bottom connects arc sealing
Plate, arc sealing plate bottom surface external margin are provided with sealing rubber layer, and sealing rubber layer is bonded with flap top surface, is arranged on flap
There is the through-hole with sealing rubber layer cooperation.
Preferably, locating slot includes seven raised squares, and two neighboring protrusion square constitutes a notch, and notch has six
It is a.
Preferably, arc sealing plate is annular shape, and the bottom surface of arc sealing plate is provided with sliding block, valve close to the side of valve rod
Valve top surface is provided with and the matched sliding rail of sliding block embedded structure.
Preferably, through-hole there are six and be annularly evenly distributed on flap.
Preferably, control device is internally provided with flexible glue layer, and the flexible glue layer inner wall is equipped with screw thread, the screw thread and valve rod
Matching.
Preferably, arc sealing plate is stainless steel arc sealing plate.
Preferably, sealing ring is provided at the top of body cavity.
Compared with prior art, the utility model has the beneficial effects that connecting machine with flap by setting arc sealing plate
Structure cooperates control device, how much can be precisely controlled flow that valve body passes through, facilitate observation, be easy to adjust in time, operation
Simply, there is positive dissemination.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model arcuate strut structural schematic diagram；
Fig. 3 is the utility model control loop structural schematic diagram.
In figure: 1, valve body；2, water inlet；3, water outlet；4, flange；5, valve deck；6, control device；61, flexible glue layer；7, valve
Bar；8, hand turntable；9, flap；10, control loop；11, locating slot；12, lasso；13, hand handle；14, arcuate strut；15, arc
Sealing plate；151, sealing rubber layer；16, through-hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: 1 left and right ends of valve body be respectively arranged with into
The mouth of a river 2 and water outlet 3, the water inlet 2 and water outlet 3 and pipeline junction are each equipped with flange 4, pass through 4 connecting tube of flange
Road, replacement easy to disassemble, 1 top bolt of valve body connects valve deck 5, is welded with control device 6 at the top of the valve deck 5, described
6 top center of control device is equipped with valve rod 7, and the top peripheral of the valve rod 7 is equipped with hand turntable 8, and 7 bottom of valve rod is successively worn
It inserts control device 6 and valve deck 5,7 bottom end of valve rod extends to the inner cavity of valve body 1 and be connected with flap 9, the control device 6
Top is provided with control loop 10, and 10 bottom surface of control loop is provided with locating slot 11, and 7 outer wall of valve rod is equipped with lasso 12,
12 outside weldings of lasso, which have, is welded with arcuate strut 14 with the matched hand handle 13 of locating slot 11,12 bottom surface of lasso,
14 bottom of arcuate strut connects arc sealing plate 15, and the 15 bottom surface external margin of arc sealing plate is provided with seal rubber
Layer 151, the sealing rubber layer 151 is bonded with 9 top surface of flap, is provided on the flap 9 and the cooperation of sealing rubber layer 151
Through-hole 16.
Wherein, locating slot 11 includes seven raised squares, and two neighboring protrusion square constitutes a notch, and notch has six
It is a, corresponding through-hole 16, after study, and when hand handle 13 is when being stuck in first notch, the sealing rubber of 15 bottom of arc sealing plate
Glue-line 151 covers first through-hole 16, and so on, it is only necessary to it observes hand handle 13 and is stuck on which notch, have to understand
Several through-holes 16 are open states, so that understanding flow passes through situation, convenient adjustment in time；
Arc sealing plate 15 is annular shape, and the bottom surface of arc sealing plate 15 is provided with sliding block, flap close to the side of valve rod 7
9 top surfaces be provided with the matched sliding rail of sliding block embedded structure, so that sealing rubber layer 151 on arc sealing plate 15 is bonded flap 9
Top surface；
There are six through-holes 16 and is annularly evenly distributed on flap 9, the notch quantity of corresponding locating slot 11；
Control device 6 is internally provided with flexible glue layer 61, and 61 inner wall of flexible glue layer is equipped with screw thread, and screw thread is matched with valve rod 7.It can
To increase 7 pressure of valve rod, the communication port among flap 9 and valve body 1 is fitted closely, shut-off valve leakproofness is made to be protected；
Arc sealing plate 15 is stainless steel arc sealing plate, corrosion-resistant, durable；
1 inner cavity top of valve body is provided with sealing ring, can prevent medium from rushing down dew from valve rod 7 and 5 junction of valve deck.
Working principle: when the utility model is used, rotating clockwise hand turntable 8 first, and valve rod 7 declines, and keeps flap 9 tight
The communication port of the closely connected centre for closing valve body 1, prevents flow of media, and when needing through some media, the hand on rotation valve rod 7 turns
13, arcuate strut 14 is driven to rotate in 7 outer wall of valve rod, drives arc sealing plate 15 to rotate, make close on arc sealing plate 15
It seals rubber layer 151 to rotate, the through-hole 16 on flap 9 is gradually exposed, so that medium is circulated by the through-hole 16 on flap 9, work as needs
When control accurate flow, it is only necessary to hand handle 13 is adjusted to inside corresponding 11 notch of locating slot in 10 bottom of control loop, it can be with
Control passes through the quantity of the through-hole 16 of medium, to accomplish accurate flow control.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of flange cut-off valve, including valve body (1), it is characterised in that: valve body (1) left and right ends are respectively arranged with into water
Mouth (2) and water outlet (3), the water inlet (2) and water outlet (3) and pipeline junction are each equipped with flange (4), the valve body
(1) top bolt connection valve deck (5), valve deck (5) top are welded with control device (6), in control device (6) top
The heart is equipped with valve rod (7), and the top peripheral of the valve rod (7) is equipped with hand turntable (8), and control is successively interted in valve rod (7) bottom
Device (6) and valve deck (5), valve rod (7) bottom end extend to the inner cavity of valve body (1) and are connected with flap (9), the control dress
It sets and is provided with control loop (10) at the top of (6), control loop (10) bottom surface is provided with locating slot (11), valve rod (7) outer wall
It is equipped with lasso (12), lasso (12) outside weldings have and locating slot (11) matched hand handle (13), the lasso
(12) bottom surface is welded with arcuate strut (14), and arcuate strut (14) bottom connects arc sealing plate (15), and the arc is close
Sealing plate (15) bottom surface external margin is provided with sealing rubber layer (151), and the sealing rubber layer (151) and flap (9) top surface are pasted
It closes, the through-hole (16) with sealing rubber layer (151) cooperation is provided on the flap (9).
2. a kind of flange cut-off valve according to claim 1, it is characterised in that: the locating slot (11) includes seven protrusions
Square, the two neighboring raised square constitute a notch, and there are six the notches.
3. a kind of flange cut-off valve according to claim 1, it is characterised in that: the arc sealing plate (15) is annulus
The bottom surface of shape, the arc sealing plate (15) is provided with sliding block close to the side of valve rod (7), and flap (9) top surface is provided with
With the matched sliding rail of sliding block embedded structure.
4. a kind of flange cut-off valve according to claim 1, it is characterised in that: there are six the through-holes (16) and even in ring
Shape is evenly distributed on flap (9).
5. a kind of flange cut-off valve according to claim 1, it is characterised in that: the control device (6) is internally provided with
Flexible glue layer (61), flexible glue layer (61) inner wall are equipped with screw thread, and the screw thread is matched with valve rod (7).
6. a kind of flange cut-off valve according to claim 1, it is characterised in that: the arc sealing plate (15) is stainless steel
Arc sealing plate.
7. a kind of flange cut-off valve according to claim 1, it is characterised in that: valve body (1) inner cavity top is provided with
Sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822002101.9U CN209458418U (en) | 2018-11-30 | 2018-11-30 | A kind of flange cut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822002101.9U CN209458418U (en) | 2018-11-30 | 2018-11-30 | A kind of flange cut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209458418U true CN209458418U (en) | 2019-10-01 |
Family
ID=68039554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822002101.9U Expired - Fee Related CN209458418U (en) | 2018-11-30 | 2018-11-30 | A kind of flange cut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209458418U (en) |
-
2018
- 2018-11-30 CN CN201822002101.9U patent/CN209458418U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209458418U (en) | A kind of flange cut-off valve | |
| CN208295141U (en) | A kind of butterfly valve with filtering and cleaning function | |
| CN209229052U (en) | A kind of PVC ball valve | |
| CN208634396U (en) | A kind of handle stainless steel plate butterfly valve convenient for the installation of fast quick-detach | |
| CN209309347U (en) | A kind of preferable valve of leakproofness | |
| CN109296766A (en) | A kind of flange cut-off valve | |
| CN208252781U (en) | A kind of butterfly valve facilitating installation | |
| CN207921344U (en) | A kind of membrane separation plant plunger valve | |
| CN208595239U (en) | A kind of valve protective device | |
| CN206234460U (en) | A kind of mechanical stop limiter of angle valve | |
| CN208816715U (en) | A kind of new antibiotic shut-off valve | |
| CN207131887U (en) | A kind of butterfly valve with ventilation function | |
| CN207814605U (en) | A kind of follow-on butterfly valve | |
| CN203743447U (en) | Stop valve | |
| CN212107012U (en) | Anti-aging ball valve with prolonged service life | |
| CN206017765U (en) | A kind of double stub shaft butterfly valve | |
| CN207796156U (en) | Hard sealing combustion gas connection valve | |
| CN208703139U (en) | A kind of pendant collet structure of butterfly valve | |
| CN210240584U (en) | Butterfly valve | |
| CN206555484U (en) | The U-shaped straight-through aseptic diaphragm valve of curved weldering | |
| CN210890161U (en) | Multi-level hard seal butterfly valve | |
| CN213540339U (en) | Leakproof plug valve for deep sea petroleum exploitation | |
| CN110397746A (en) | A kind of clean type butterfly valve that strainability is strong | |
| CN209587165U (en) | A kind of butterfly valve being conveniently replaceable maintenance | |
| CN209115722U (en) | A kind of PVDF diaphragm valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20211130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |