CN207261688U - Bidirectional metal hard-sealing butterfly valve - Google Patents
Bidirectional metal hard-sealing butterfly valve Download PDFInfo
- Publication number
- CN207261688U CN207261688U CN201721152500.2U CN201721152500U CN207261688U CN 207261688 U CN207261688 U CN 207261688U CN 201721152500 U CN201721152500 U CN 201721152500U CN 207261688 U CN207261688 U CN 207261688U
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- China
- Prior art keywords
- butterfly valve
- valve body
- shaft
- sealing
- ring
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses bidirectional metal hard-sealing butterfly valve, including butterfly valve body, butterfly valve body is hollow cylindrical structure, the internal activity of butterfly valve body is socketed with collar plate shape valve body, valve body opens up through hole along its diametric(al), the inside fixing sleeve of through hole is connected to the shaft with butterfly valve body pivot bush unit, the outer ring of valve body offers arc-shaped holding tank, the both sides side walls of holding tank are provided with two groups of arc-shaped baffle rings being arranged in parallel, two groups of baffle ring sides close to each other offer the first sliding groove being obliquely installed along baffle ring inner ring, the internal slide of the first sliding groove is provided with head rod, the other end of head rod is provided with the hinged seat being fixedly connected with butterfly valve body madial wall.The utility model is simple in structure, realizes and the both ends of butterfly valve are sealed, it is ensured that the sealing performance of butterfly valve both sides, effectively avoids butterfly valve reverse backflow when sealing, improves the sealing performance of butterfly valve.
Description
Technical field
It the utility model is related to butterfly valve technical field, more particularly to bidirectional metal hard-sealing butterfly valve.
Background technology
Butterfly valve is called flap valve, is regulating valve simple in structure, the butterfly valve available for the switch control of low pressure pipeline medium
Refer to that closure member (flap or butterfly plate) is disk, the valve of open and close is reached around valve shaft rotation, valve can be used for controlling
The stream of all kinds fluids such as empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium
It is dynamic.It is main on pipeline to play cut-out and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, around its own in valve body
Axis rotation, so as to achieve the purpose that keying or adjusting, easily there is the phenomenon of adverse current in traditional butterfly valve seal poor performance,
Bidirectional metal hard-sealing butterfly valve is needed for this.
The content of the invention
The purpose of this utility model is and the bidirectional metal hard-sealing proposed in order to solve shortcoming existing in the prior art
Butterfly valve.
To achieve these goals, the utility model employs following technical solution：
Bidirectional metal hard-sealing butterfly valve, including butterfly valve body, the butterfly valve body are hollow cylindrical structure, the butterfly valve
The internal activity of body is socketed with collar plate shape valve body, and the valve body opens up through hole along its diametric(al), and the inside of the through hole is consolidated
Surely the shaft with butterfly valve body pivot bush unit is socketed with, the outer ring of the valve body offers arc-shaped holding tank, the holding tank
Both sides side walls two groups of arc-shaped baffle rings being arranged in parallel are installed, the side close to each other of baffle ring described in two groups offers
The first sliding groove being obliquely installed along baffle ring inner ring, the internal slide of the first sliding groove are provided with head rod, and described first
The other end of connecting rod is provided with the hinged seat being fixedly connected with butterfly valve body madial wall, and the head rod is close to shaft
The length direction of side along head rod offers the second sliding slot, and the internal slide of second sliding slot is socketed with the second connection
Bar, the side of second connecting rod away from the second sliding slot are fixedly welded with the lantern ring with shaft thread socket.
Preferably, the both sides of the holding tank offer the arc-shaped card slot being coaxially disposed with valve body, the card slot
Internal fixing sleeve is connected to arc-shaped sealing ring.
Preferably, the one end of the baffle ring away from shaft offers arc-shaped card slot, and the card slot is located at baffle ring close to butterfly
The side of valve body inner wall, the inside clamping of the card slot have rubber seal.
Preferably, one end fixing sleeve of the shaft stretching butterfly valve body is connected to bevel gear, and the side of the bevel gear is nibbled
Conjunction has driving gear, and the inside of the driving gear is installed with driving shaft, is provided with the driving shaft and butterfly valve body
The motor being fixedly connected.
Preferably, the both ends outer ring of the butterfly valve body is welded with mounting flange, and peace is offered on the ring flange
Fill hole.
The beneficial effects of the utility model：
By the valve body that is set on butterfly valve body, shaft, holding tank, baffle ring, the first sliding groove, head rod, hinged
Seat, the second sliding slot, the second connecting rod, the lantern ring and through hole, it is simple in structure, realize and the both ends of butterfly valve are sealed, it is ensured that butterfly
The sealing performance of valve both sides, effectively avoids butterfly valve reverse backflow when sealing, improves the sealing performance of butterfly valve.
Brief description of the drawings
Fig. 1 be the utility model proposes bidirectional metal hard-sealing butterfly valve structure diagram；
Fig. 2 be the utility model proposes bidirectional metal hard-sealing butterfly valve valve body structure diagram；
Fig. 3 be the utility model proposes bidirectional metal hard-sealing butterfly valve baffle ring structure diagram.
In figure：1 butterfly valve body, 2 valve bodies, 3 shafts, 4 holding tanks, 5 baffle rings, 6 the first sliding grooves, 7 head rods, 8 are hinged
Seat, 9 second sliding slots, 10 second connecting rods, 11 lantern rings, 12 through holes.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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.
With reference to Fig. 1-3, bidirectional metal hard-sealing butterfly valve, including butterfly valve body 1, butterfly valve body 1 are hollow cylindrical structure,
The internal activity of butterfly valve body 1 is socketed with collar plate shape valve body 2, and valve body 2 opens up through hole 12, the inside of through hole 12 along its diametric(al)
Fixing sleeve is connected to the shaft 3 with 1 pivot bush unit of butterfly valve body, and the outer ring of valve body 2 offers arc-shaped holding tank 4, holding tank 4
Both sides side walls are provided with two groups of arc-shaped baffle rings 5 being arranged in parallel, and two groups of sides close to each other of baffle ring 5 are offered along gear
The first sliding groove 6 that 5 inner rings are obliquely installed is enclosed, the internal slide of the first sliding groove 6 is provided with head rod 7, head rod 7
The other end is provided with the hinged seat 8 being fixedly connected with 1 madial wall of butterfly valve body, and head rod 7 is close to the side of shaft 3 along
The length direction of one connecting rod 7 offers the second sliding slot 9, and the internal slide of the second sliding slot 9 is socketed with the second connecting rod 10, and second
Side of the connecting rod 10 away from the second sliding slot 9 is fixedly welded with the lantern ring 11 with the socket of 3 screw thread of shaft.
The both sides of holding tank 4 offer the arc-shaped card slot 13 being coaxially disposed with valve body 2, the inside fixing sleeve of card slot 13
Circular arc shape sealing ring is connected to, the one end of baffle ring 5 away from shaft 3 offers arc-shaped card slot, and card slot is located at baffle ring 5 close to butterfly valve sheet
The side of 1 inner wall of body, the inside clamping of card slot have rubber seal, and one end fixing sleeve that shaft 3 stretches out butterfly valve body 1 is connected to cone
Gear, the side of bevel gear are engaged with driving gear, and the inside of driving gear is installed with driving shaft, is provided with driving shaft
The motor being fixedly connected with butterfly valve body 1, the both ends outer ring of butterfly valve body 1 are welded with mounting flange, are opened up on ring flange
There is mounting hole.
Operation principle：Shaft 3 is rotated promotes valve body 2 to rotate to facilitate, and so as to fulfill the closing and unlatching of butterfly valve, turns at the same time
Axis 3 drives the lantern ring 11 to be moved along the rectilinear direction of shaft 3, is engaged in the second connecting rod 10 and is moved along the length direction of the second sliding slot 9,
So that head rod 7 is rotated along hinged seat 8, so that head rod 7 is slided along the first sliding groove 6 of 5 side of baffle ring, this
When head rod 7 promote baffle ring 5 slided along holding tank 4 so that the rubber seal on baffle ring 5 carried out with valve body 2 it is close
Envelope, the design structure is simple, realizes and the both ends of butterfly valve are sealed, it is ensured that the sealing performance of butterfly valve both sides, effectively keeps away
Exempt from butterfly valve reverse backflow when sealing, improve the sealing performance of butterfly valve.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. bidirectional metal hard-sealing butterfly valve, including butterfly valve body（1）, it is characterised in that the butterfly valve body（1）For hollow circuit cylinder
Shape structure, the butterfly valve body（1）Internal activity be socketed with collar plate shape valve body（2）, the valve body（2）Opened along its diametric(al)
If through hole（12）, the through hole（12）Inside fixing sleeve be connected to and butterfly valve body（1）The shaft of pivot bush unit（3）, the valve
Body（2）Outer ring offer arc-shaped holding tank（4）, the holding tank（4）Both sides side walls be provided with two groups and parallel set
The arc-shaped baffle ring put（5）, baffle ring described in two groups（5）Side close to each other is offered along baffle ring（5）What inner ring was obliquely installed
The first sliding groove（6）, the first sliding groove（6）Internal slide head rod is installed（7）, the head rod（7）'s
The other end is provided with and butterfly valve body（1）The hinged seat that madial wall is fixedly connected（8）, the head rod（7）Close to shaft
（3）Side along head rod（7）Length direction offer the second sliding slot（9）, second sliding slot（9）Internal slide
It is socketed with the second connecting rod（10）, second connecting rod（10）Away from the second sliding slot（9）Side be fixedly welded with and shaft
（3）The lantern ring of screw thread socket（11）.
2. bidirectional metal hard-sealing butterfly valve according to claim 1, it is characterised in that the holding tank（4）Both sides it is equal
Offer and valve body（2）The arc-shaped card slot being coaxially disposed（13）, the card slot（13）Inside fixing sleeve be connected to it is arc-shaped close
Seal.
3. bidirectional metal hard-sealing butterfly valve according to claim 1, it is characterised in that the baffle ring（5）Away from shaft（3）
One end offer arc-shaped card slot, the card slot is located at baffle ring（5）Close to butterfly valve body（1）The side of inner wall, the card slot
Inside clamping have rubber seal.
4. bidirectional metal hard-sealing butterfly valve according to claim 1, it is characterised in that the shaft（3）Stretch out butterfly valve sheet
Body（1）One end fixing sleeve be connected to bevel gear, the side of the bevel gear is engaged with driving gear, the inside of the driving gear
Driving shaft is installed with, is provided with the driving shaft and butterfly valve body（1）The motor being fixedly connected.
5. bidirectional metal hard-sealing butterfly valve according to claim 1, it is characterised in that the butterfly valve body（1）Both ends
Outer ring is welded with mounting flange, and mounting hole is offered on the ring flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152500.2U CN207261688U (en) | 2017-09-11 | 2017-09-11 | Bidirectional metal hard-sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152500.2U CN207261688U (en) | 2017-09-11 | 2017-09-11 | Bidirectional metal hard-sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261688U true CN207261688U (en) | 2018-04-20 |
Family
ID=61921020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721152500.2U Expired - Fee Related CN207261688U (en) | 2017-09-11 | 2017-09-11 | Bidirectional metal hard-sealing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207261688U (en) |
-
2017
- 2017-09-11 CN CN201721152500.2U patent/CN207261688U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300000 No. 14, No. 2 Row, No. 8 District, Yingpanhuan Village, Xiaozhan Town, Jinnan District, Tianjin Patentee after: Tangguan Valve Co., Ltd. Address before: 300000 No. 14, No. 2 Row, No. 8 District, Yingpanhuan Village, Xiaozhan Town, Jinnan District, Tianjin Patentee before: Tianjin Guan Guan Valve Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |