CN206458849U - A kind of Full-diameter eccentric hemisphere valve - Google Patents
A kind of Full-diameter eccentric hemisphere valve Download PDFInfo
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- CN206458849U CN206458849U CN201720033519.9U CN201720033519U CN206458849U CN 206458849 U CN206458849 U CN 206458849U CN 201720033519 U CN201720033519 U CN 201720033519U CN 206458849 U CN206458849 U CN 206458849U
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- valve
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- valve seat
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- rotary hemispherical
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Abstract
The utility model discloses a kind of Full-diameter eccentric hemisphere valve, including valve body, rotary hemispherical body, stream chamber is provided with valve body；Rotary hemispherical body is located at stream intracavitary；The upper and lower ends of the rotary hemispherical body are connected to upper valve rod and lower valve rod；The other end of upper valve rod is connected by Upper shaft sleeve with bonnet；Bonnet is connected on valve body；Lower valve rod is connected by Lower shaft sleeve with valve body；Upper valve rod is connected with transmission mechanism；The rotary hemispherical body is provided with spherical crown；The water side of valve body is provided with valve seat；The valve seat is provided with soft seal；When rotary hemispherical body is in closed mode with stream chamber, spherical crown connects to forming hard seal area with valve seat；Spherical crown and soft seal connect to forming soft seal area.The utility model is simple in construction, good airproof performance, service life are long；Dual soft and hard seal can be realized, sealing property is effectively improved, hard seal area and soft seal area are set on valve seat, the Way out of valve body sets up floating ring, realizes reversely sealing.
Description
Technical field
The utility model is related to ball valve field, more particularly to a kind of Full-diameter eccentric hemisphere valve.
Background technology
The shortcoming of ball valve is at present：Valve volume is big, it is impossible to meet complicated operating mode, and the requirement for pipeline is larger, and
And easily deform, sealing effectiveness declines, and the life-span is low, and inconvenient maintenance, and cost is higher, and is closed in engineering use
Close phenomenon not in place, easily to reveal.
Number of patent application is 201310721894.9, a kind of entitled Full-diameter eccentric hemisphere valve, and technical scheme is to include
Valve body and valve rod, valve seat and hemispheric valve element in the valve body, the two sides of the valve body be respectively arranged with into
Mouth end and the port of export, are provided with adapter, the adapter inner face is connected with valve body import end end face, institute in the entrance point of the valve body
Be provided with a circle limited step on the inwall for stating valve body import end, the valve seat be arranged on adapter it is inner with limited step it
Between, valve seat is pressed on the limited step by the adapter, when Full-diameter eccentric hemisphere valve is closed, the sphere of the valve element
It is pressed on valve seat inner ring.The sealing structure of this Full-diameter eccentric hemisphere valve is soft sealing structure, and soft sealing structure easily occurs
Deformation, sealing effectiveness is poor.
Number of patent application is 201210083091.0, entitled a kind of without dress formula full-bore eccentric semi-spherical on independent valve seat
Valve, it is characterised in that including：Valve body, spherical crown, eccentric crankshaft, upper axle, bonnet, lower axle, sealing ring, valve seat, it is described a kind of without solely
Formula Full-diameter eccentric hemisphere valve is filled on vertical valve seat, valve seat is provided with valve body, the valve seat combines as a whole with valve body, the valve seat weldering
It is connected on valve body, or heap is welded on valve body, or surfacing is on valve body, it is described a kind of eccentric partly without formula full-bore is filled on independent valve seat
Ball valve, is provided with spherical crown on eccentric crankshaft, and the spherical crown is provided with sealing ring, and the sealing ring is hard sealing or soft seal, institute
State the center line of the axis runout valve flowing channel of eccentric crankshaft and non-intersect, pass through the rotation of upper axle, drive eccentric crankshaft rotation
Turn, the eccentric crankshaft drives spherical crown rotation so that the sealing ring on spherical crown or spherical crown is sealed with valve seat formation, this technology it is close
Seal structure is soft sealing structure, and soft sealing structure easily deforms, and sealing effectiveness is poor.
Utility model content
The purpose of this utility model is to overcome above-mentioned weak point of the prior art and provide a kind of simple in construction, close
Good, the practical Full-diameter eccentric hemisphere valve of envelope property.
The utility model is realized in the following way：
A kind of Full-diameter eccentric hemisphere valve, it is characterised in that：Including valve body 5, rotary hemispherical body 7, it is provided with the valve body 5
Flow chamber 51；The rotary hemispherical body 7 is located in stream chamber 51；The upper and lower ends of the rotary hemispherical body 7 are connected to upper valve rod
11 and lower valve rod 3；The other end of the upper valve rod 11 is connected by Upper shaft sleeve 12 with bonnet 1；The bonnet 1 is connected to valve body
On 5；The lower valve rod 3 is connected by Lower shaft sleeve 6 with valve body 5；The rotary hemispherical body 7 is rotatable relative to valve body 5；It is described
Upper valve rod 11 is connected with transmission mechanism；The rotary hemispherical body 7 is provided with spherical crown 71；The water side of the valve body 5 is provided with valve
Seat 9；The valve seat 9 is provided with soft seal 92；When rotary hemispherical body 7 is in closed mode with stream chamber 51, spherical crown 71 and the phase of valve seat 9
Connect to form hard seal area 72；Spherical crown 71 and soft seal 92 connect to forming soft seal area 73.
Further, floating ring 2 is provided between the valve seat 9 and valve body 5.
Further, sealing ring 21 is provided between the junction of the floating ring 2 and valve seat 9.
Further, filler 13 and gland 15 are arranged with the upper valve rod 11, the gland 15, which is located at, to be filled out
The top of material 13.
Further, the bottom of the valve body 5 is provided with bottom 17, and the bottom 17 is located at the lower section of lower valve rod 3.
Further, the top of the valve body 5 is provided with support 16.
The beneficial effects of the utility model are：Simple in construction, easy to operate, service life length, sealing property are reliable；Can
To realize dual soft and hard seal, sealing property is effectively improved, hard seal area and soft seal area, the outlet of valve body are set on valve seat
Floating ring is set up in direction, and this floating ring can promote valve seat to be promoted to spherical crown sealing surface in the effect of buffer brake, make valve seat and ball
It is preced with sealing surface and keeps a seal pressure, realizes reversely sealing.
Brief description of the drawings
Fig. 1 the utility model structural representations；
Fig. 2 is partial schematic diagram at A in Fig. 1.
Embodiment
In conjunction with accompanying drawing, the utility model embodiment is described in detail：
As shown in Figure 1 and Figure 2, it is provided with a kind of Full-diameter eccentric hemisphere valve, including valve body 5, rotary hemispherical body 7, valve body 5
Flow chamber 51；Rotary hemispherical body 7 is located in stream chamber 51；The upper and lower ends of rotary hemispherical body 7 are connected to upper valve rod 11 and lower valve
Bar 3；The other end of upper valve rod 11 is connected by Upper shaft sleeve 12 with bonnet 1；Bonnet 1 is connected on valve body 5；Lower valve rod 3 passes through
Lower shaft sleeve 6 is connected with valve body 5；Rotary hemispherical body 7 is rotatable relative to valve body 5；Upper valve rod 11 is connected with transmission mechanism；Rotation
Turn hemisphere 7 provided with spherical crown 71；The water side of valve body 5 is provided with valve seat 9；Valve seat 9 is provided with soft seal 92；When rotary hemispherical body
7 with stream chamber 51 be in closed mode when, spherical crown 71 connects to forming hard seal area 72 with valve seat 9；Spherical crown 71 and soft seal 92 connect shape
Into soft seal area 73.
Further, floating ring 2 is provided between the utility model valve seat 9 and valve body 5, floating ring 2 is set up, this floating ring 2
In the effect of buffer brake valve seat 9 can be promoted to be promoted to the sealing surface of spherical crown 71, the sealing surface of valve seat 9 and spherical crown 71 is kept one
Individual preferable seal pressure, realizes reversely sealing.
Further, sealing ring 21 is provided between the junction of the utility model floating ring 2 and valve seat 9, increases sealing.
Further, filler 13 and gland 15 are arranged with the utility model upper valve rod 11, gland 15 is located at
The top of filler 13, increases sealing.
Further, the bottom of the utility model valve body 5 is provided with bottom 17, and bottom 17 is located at the lower section of lower valve rod 3, increase
Sealing.
Further, the top of the utility model valve body 5 is provided with support 16, facilitates the installation of transmission mechanism.
The utility model can realize dual soft and hard seal, effectively improve sealing property, and hard seal area is set on valve seat 9
72 and soft seal area 73, the Way out of valve body 5 sets up floating ring 2, and this floating ring 2 can promote valve seat in the effect of buffer brake
9 promote to the sealing surface of spherical crown 71, the sealing surface of valve seat 9 and spherical crown 71 is kept a seal pressure, realize reversely sealing.
The utility model is when rotary hemispherical body 7 is in closed mode with stream chamber 51, and spherical crown 71 connects to forming hard close with valve seat 9
Seal area 72；Spherical crown 71 and soft seal 92 connect to forming soft seal area 73；Upper valve rod 11 is driven to rotate by transmission mechanism, and then band
Dynamic rotary hemispherical body 7 is rotated, and realizes the open and close of stream chamber 51.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of Full-diameter eccentric hemisphere valve, it is characterised in that：Including valve body (5), rotary hemispherical body (7), the valve body (5) is interior
Provided with stream chamber (51)；The rotary hemispherical body (7) is located in stream chamber (51)；The upper and lower ends difference of the rotary hemispherical body (7)
It is connected with upper valve rod (11) and lower valve rod (3)；The other end of the upper valve rod (11) is connected by Upper shaft sleeve (12) with bonnet (1)
Connect；The bonnet (1) is connected on valve body (5)；The lower valve rod (3) is connected by Lower shaft sleeve (6) with valve body (5)；It is described
Rotary hemispherical body (7) is rotatable relative to valve body (5)；The upper valve rod (11) is connected with transmission mechanism；The rotary hemispherical
Body (7) is provided with spherical crown (71)；The water side of the valve body (5) is provided with valve seat (9)；The valve seat (9) is provided with soft seal
(92)；When rotary hemispherical body (7) is in closed mode with stream chamber (51), spherical crown (71) connects to forming hard seal area with valve seat (9)
(72)；Spherical crown (71) and soft seal (92) connect to forming soft seal area (73).
2. a kind of Full-diameter eccentric hemisphere valve according to claim 1, it is characterised in that：The valve seat (9) and valve body (5)
Between be provided with floating ring (2).
3. a kind of Full-diameter eccentric hemisphere valve according to claim 2, it is characterised in that：The floating ring (2) and valve seat
(9) sealing ring (21) is provided between junction.
4. a kind of Full-diameter eccentric hemisphere valve according to claim 1, it is characterised in that：It is arranged on the upper valve rod (11)
There are filler (13) and gland (15), the gland (15) is located at the top of filler (13).
5. a kind of Full-diameter eccentric hemisphere valve according to claim 1, it is characterised in that：The bottom of the valve body (5) is set
There is bottom (17), the bottom (17) is located at the lower section of lower valve rod (3).
6. a kind of Full-diameter eccentric hemisphere valve according to claim 1, it is characterised in that：The top of the valve body (5) is set
There is support (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033519.9U CN206458849U (en) | 2017-01-12 | 2017-01-12 | A kind of Full-diameter eccentric hemisphere valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033519.9U CN206458849U (en) | 2017-01-12 | 2017-01-12 | A kind of Full-diameter eccentric hemisphere valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206458849U true CN206458849U (en) | 2017-09-01 |
Family
ID=59696039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720033519.9U Active CN206458849U (en) | 2017-01-12 | 2017-01-12 | A kind of Full-diameter eccentric hemisphere valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206458849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763869A (en) * | 2017-01-12 | 2017-05-31 | 胜利阀门有限公司 | A kind of Full-diameter eccentric hemisphere valve |
-
2017
- 2017-01-12 CN CN201720033519.9U patent/CN206458849U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763869A (en) * | 2017-01-12 | 2017-05-31 | 胜利阀门有限公司 | A kind of Full-diameter eccentric hemisphere valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Full-diameter eccentric hemisphere valve Effective date of registration: 20181207 Granted publication date: 20170901 Pledgee: Agricultural Bank of China, Limited by Share Ltd, Nanan branch Pledgor: Shengli Valve Co., Ltd. Registration number: 2018990001168 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |