CN204213359U - With the easy replacing fluorine butterfly valve of gas-filled type lining - Google Patents
With the easy replacing fluorine butterfly valve of gas-filled type lining Download PDFInfo
- Publication number
- CN204213359U CN204213359U CN201420594002.3U CN201420594002U CN204213359U CN 204213359 U CN204213359 U CN 204213359U CN 201420594002 U CN201420594002 U CN 201420594002U CN 204213359 U CN204213359 U CN 204213359U
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- valve seat
- valve
- circular
- medium channel
- orientation block
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Abstract
The utility model discloses a kind of easy replacing fluorine butterfly valve with gas-filled type lining, aim to provide one and can either ensure that lining is firm, the lining fluorine butterfly valve be convenient for changing again, can when described valve seat lacks two bulge loops at two ends, to the circular orientation block inflation be arranged between circular groove and locating slot, after filling, prop up valve seat and valve body simultaneously, thus ensure the soundness of valve seat, inflating nozzle is set, convenient in installation, when dismounting valve seat, described circular orientation block is inflated, venting, particularly when valve seat changed by needs, because valve seat is circular, only by inflating nozzle, circular orientation block need be exitted, can dismantle from one end of medium channel, change, two-part up and down of valve body are not needed to take apart, therefore, both ensure that valve seat was firm, be convenient for changing again, fluoroplastics lining is had additional in medium channel.
Description
Technical field
The utility model relates to a kind of technical field of valve manufacturing, and more particularly, it relates to a kind of easy replacing fluorine butterfly valve with gas-filled type lining.
Background technique
At present, serve as a contrast fluorine butterfly valve, butterfly valve as a kind of parts being used for realizing pipe-line system break-make and flow control, obtain applying very widely in many fields such as oil, chemical industry, metallurgy, water power, the sealability that improve butterfly valve and the advantage increased the service life.
Lining fluorine butterfly valve common on market, it is all the valve seat (i.e. lining) adopting integral type, the two ends of this valve seat are provided with bulge loop and are embedded on the end face of the flange of valve body both sides, although the valve seat of described structure has certain soundness, the impact occurrence positions be arranged on not easily because of medium in the medium channel of valve body offsets, is even flushed away.
But in use, the sealing surface of valve seat can constantly wear and tear this lining fluorine butterfly valve, sealing surface wear is bad, scrap after, just need whole valve body to dismantle, change the valve seat of wearing and tearing, extremely bother, and if remove the bulge loop at valve seat two ends, be then difficult to again the soundness ensureing valve seat.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide one to ensure, and valve seat is firm, the lining fluorine butterfly valve be convenient for changing again.
For achieving the above object, the utility model provides following technological scheme: a kind of easy replacing fluorine butterfly valve with gas-filled type lining, include valve body, valve rod and butterfly plate, described butterfly plate to be in valve body and to be fixedly connected with valve rod, described valve body comprises flange plate and cross section is circular medium channel, described medium channel comprises import and outlet, valve seat is provided with in medium channel, the inner peripheral surface of valve seat closely contacts at the outer peripheral surface of described butterfly plate, the outer peripheral surface of described valve seat is provided with circular groove, the channel wall of described medium channel is provided with locating slot and corresponds to valve seat and arranges, circular orientation block is embedded with between described locating slot and circular groove,
Described circular orientation block is made up of the rubber material of hollow-core construction, and the outside of described valve body is provided with inflating nozzle, and described inflating nozzle is connected to circular orientation block by tracheae.
By adopting technique scheme, in arranging circular groove and locating slot, can when described valve seat lacks two bulge loops at two ends, to the circular orientation block inflation be arranged between circular groove and locating slot, after filling, prop up valve seat and valve body simultaneously, thus ensure the soundness of valve seat, inflating nozzle is set, convenient in installation, when dismounting valve seat, described circular orientation block is inflated, venting, particularly when valve seat changed by needs, because valve seat is circular, only by inflating nozzle, circular orientation block need be exitted, can dismantle from one end of medium channel, change, two-part up and down of valve body are not needed to take apart, therefore, both ensure that valve seat was firm, be convenient for changing again.
The utility model is set to further: the cross section of described locating slot and circular groove is all in semicircle shape, the surface of described circular orientation block, locating slot and circular groove is equipped with antiskid particles, and the antiskid particles on described circular orientation block surface is inlayed with the antiskid particles on locating slot and circular groove surface respectively.
By adopting technique scheme, locating slot all in semicircle shape and circular groove, coordinating with circular orientation block, convenient when installing, and can be more natural after described circular orientation block inflation, closely fit with locating slot and circular groove, realize spacing, simultaneously, at described circular orientation block, the surface of locating slot and circular groove is equipped with antiskid particles, the antiskid particles on described circular orientation block surface is inlayed with the antiskid particles on locating slot and circular groove surface respectively, enhance circular orientation block and locating slot, circular groove frictional force each other, thus strengthen using effect further.
The utility model is set to further: one end of described medium channel outlet is provided with baffle ring, conflicts described valve seat setting shaping with valve body in one end of described baffle ring.
By adopting technique scheme, baffle ring is set, can prevents described valve seat from changing because of the position relationship of media impingement and medium channel, and, described baffle ring and the shaping setting of valve body be ensure that the structural strength of baffle ring, when installation valve seat, the more convenient valve seat that makes is in place.
The utility model is set to further: one end conducting of described tracheae connects annular positioning block, and the other end of described tracheae connects described tracheae through valve body, described tracheae be coated with asbestos.
By adopting technique scheme, described tracheae is embedded in valve body, ensure that the structural compactness of described butterfly valve entirety, simultaneously, at the surface of tracheae parcel asbestos, the thermal insulation of described asbestos can not only be utilized to prevent heat of high temperature in the valve body external world or medium channel from passing to tracheae, tracheae is impacted and injures, can also reduce because of media impingement valve seat, the floating circular orientation block in succession of the valve seat caused moves, then drive between tracheae and valve body and rub, thus cause the tube wall of tracheae to be worn.
The utility model is set to further: described medium channel is axially arranged with some linear structure grooves, the centerline axis parallel of described groove and medium channel around the central axis of self; The outer peripheral surface of described valve seat is provided with and is embedded the convex edge with described groove for one_to_one corresponding, and described groove extends to entrance point.
By adopting technique scheme, groove and convex edge being set, facilitating installation and the location of described valve seat, meanwhile, described valve seat in use can be prevented because of the impact generation axial rotation of medium, hinder valve rod or butterfly plate normally works; And, do not hinder valve seat from the normal mounting of the entrance point of medium channel and replacing, maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the easy replacing fluorine butterfly valve embodiment of the utility model band gas-filled type lining.
Reference character: 1, valve body; 11, groove; 2, valve rod; 3, butterfly plate; 4, medium channel; 41, import; 42, export; 5, valve seat; 51, circular groove; 52, locating slot; 53, circular orientation block; 54, inflating nozzle; 55, tracheae; 57, baffle ring; 58, asbestos; 59, convex edge.
Embodiment
Be described further with reference to the easy replacing fluorine butterfly valve embodiment of Fig. 1 to the utility model band gas-filled type lining.
As shown in Figure 1, a kind of easy replacing fluorine butterfly valve with gas-filled type lining, include valve body 1, valve rod 2 and butterfly plate 3, described butterfly plate 3 to be in valve body 1 and to be fixedly connected with valve rod 2, described valve body 1 comprises flange plate and cross section is circular medium channel 4, described medium channel 4 comprises import 41 and outlet 42, valve seat 5 is provided with in medium channel 4, the inner peripheral surface of valve seat 5 closely contacts at the outer peripheral surface of described butterfly plate 3, the outer peripheral surface of described valve seat 5 is provided with circular groove 51, the channel wall of described medium channel 4 is provided with locating slot 52 and corresponds to valve seat 5 and arranges, circular orientation block 53 is embedded with between described locating slot 52 and circular groove 51,
Described circular orientation block 53 is made up of the rubber material of hollow-core construction, the outside of described valve body 1 is provided with inflating nozzle 54, described inflating nozzle 54 is connected to circular orientation block 53(by tracheae 55 and it should be noted that herein, the structures such as the circular orientation block 53 in the present embodiment are provided with two groups, strengthen practicability further; The valve of the similar bicycle inner tube of described inflating nozzle 54, belongs to prior art, and in medium channel 4, be provided with fluoroplastics lining, the present embodiment is not repeating).
In arranging circular groove 51 and locating slot 52, can when described valve seat 5 lacks two bulge loops at two ends, the circular orientation block 53 be arranged between circular groove 51 and locating slot 52 is inflated, after filling, prop up valve seat 5 and valve body 1 simultaneously, thus ensure the soundness of valve seat 5, inflating nozzle 54 is set, convenient in installation, when dismounting valve seat 5, described circular orientation block 53 is inflated, venting, particularly when valve seat 5 changed by needs, because valve seat 5 is in circular, only by inflating nozzle 54, circular orientation block 53 need be exitted, can dismantle from one end of medium channel 4, change, two-part up and down of valve body 1 are not needed to take apart, therefore, both ensure that valve seat 5 was firm, be convenient for changing again.
The cross section of described locating slot 52 and circular groove 51 is all in semicircle shape, the surface of described circular orientation block 53, locating slot 52 and circular groove 51 is equipped with antiskid particles, and the antiskid particles on described circular orientation block 53 surface is inlayed with the antiskid particles on locating slot 52 and circular groove 51 surface respectively.
Locating slot 52 all in semicircle shape and circular groove 51, coordinating with circular orientation block 53, convenient when installing, and can be more natural after described circular orientation block 53 is inflated, closely fit with locating slot 52 and circular groove 51, realize spacing, simultaneously, at described circular orientation block 53, the surface of locating slot 52 and circular groove 51 is equipped with antiskid particles, the antiskid particles on described circular orientation block 53 surface is inlayed with the antiskid particles on locating slot 52 and circular groove 51 surface respectively, enhance circular orientation block 53 and locating slot 52, circular groove 51 frictional force each other, thus strengthen using effect further.
One end that described medium channel 4 exports 42 is provided with baffle ring 57, conflicts described valve seat 5 setting one-body molded with valve body 1 in one end of described baffle ring 57.
Baffle ring 57 is set, can prevent described valve seat 5 from changing because of the position relationship of media impingement and medium channel 4, and described baffle ring 57 and the one-body molded setting of valve body 1 be ensure that the structural strength of baffle ring 57, when installation valve seat 5, the more convenient valve seat 5 that makes is in place.
One end conducting of described tracheae 55 connects annular positioning block 53, and the other end of described tracheae 55 connects described tracheae 55 through valve body 1, described tracheae 55 be coated with asbestos 58.
Described tracheae 55 is embedded in valve body 1, ensure that the structural compactness of described butterfly valve entirety, simultaneously, at the surface of tracheae 55 parcel asbestos 58, the thermal insulation of described asbestos 58 can not only be utilized to prevent heat of high temperature in valve body 1 external world or medium channel 4 from passing to tracheae 55, tracheae 55 is impacted and injured, can also reduce because of media impingement valve seat 5, the floating circular orientation block 53 in succession of valve seat 5 caused moves, then drive between tracheae 55 and valve body 1 and rub, thus cause the tube wall of tracheae 55 to be worn.
Described medium channel 4 is axially arranged with some linear structure grooves 11 around the central axis of self, the centerline axis parallel of described groove 11 and medium channel 4; The outer peripheral surface of described valve seat 5 is provided with and is embedded the convex edge 59 with described groove 11 for one_to_one corresponding, described groove 11 extends to import 41 end and (it should be noted that herein, the cross section of described convex edge 59 can radially or rectangle, conveniently install, convex edge 59 diminishes gradually from import 41 one end near baffle ring 57 one end).
Groove 11 and convex edge 59 are set, facilitate installation and the location of described valve seat 5, meanwhile, described valve seat 5 in use can be prevented because of the impact generation axial rotation of medium, hinder valve rod 2 or butterfly plate 3 normally works; And, do not hinder valve seat 5 from the normal mounting of import 41 end of medium channel 4 and replacing, maintenance.
The above makes preferred implementation of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.
Claims (5)
1. the easy replacing fluorine butterfly valve with gas-filled type lining, include valve body, valve rod and butterfly plate, described butterfly plate to be in valve body and to be fixedly connected with valve rod, described valve body comprises flange plate and cross section is circular medium channel, described medium channel comprises import and outlet, valve seat is provided with in medium channel, the inner peripheral surface of valve seat closely contacts at the outer peripheral surface of described butterfly plate, it is characterized in that: the outer peripheral surface of described valve seat is provided with circular groove, the channel wall of described medium channel is provided with locating slot and corresponds to valve seat and arranges, circular orientation block is embedded with between described locating slot and circular groove,
Described circular orientation block is made up of the rubber material of hollow-core construction, and the outside of described valve body is provided with inflating nozzle, and described inflating nozzle is connected to circular orientation block by tracheae.
2. the easy replacing fluorine butterfly valve of band gas-filled type lining according to claim 1, it is characterized in that: the cross section of described locating slot and circular groove is all in semicircle shape, the surface of described circular orientation block, locating slot and circular groove is equipped with antiskid particles, and the antiskid particles on described circular orientation block surface is inlayed with the antiskid particles on locating slot and circular groove surface respectively.
3. the easy replacing fluorine butterfly valve of band gas-filled type lining according to claim 2, is characterized in that: one end of described medium channel outlet is provided with baffle ring, conflicts described valve seat setting shaping with valve body in one end of described baffle ring.
4. the easy replacing fluorine butterfly valve of band gas-filled type lining according to claim 3, is characterized in that: one end conducting of described tracheae connects annular positioning block, and the other end of described tracheae connects described tracheae through valve body, described tracheae be coated with asbestos.
5. the easy replacing fluorine butterfly valve of band gas-filled type lining according to claim 4, is characterized in that: described medium channel is axially arranged with some linear structure grooves, the centerline axis parallel of described groove and medium channel around the central axis of self; The outer peripheral surface of described valve seat is provided with and is embedded the convex edge with described groove for one_to_one corresponding, and described groove extends to entrance point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594002.3U CN204213359U (en) | 2014-10-15 | 2014-10-15 | With the easy replacing fluorine butterfly valve of gas-filled type lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594002.3U CN204213359U (en) | 2014-10-15 | 2014-10-15 | With the easy replacing fluorine butterfly valve of gas-filled type lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213359U true CN204213359U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420594002.3U Expired - Fee Related CN204213359U (en) | 2014-10-15 | 2014-10-15 | With the easy replacing fluorine butterfly valve of gas-filled type lining |
Country Status (1)
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| CN (1) | CN204213359U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654675A (en) * | 2017-10-31 | 2018-02-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of valve seat is the butterfly valve of inflatable |
| CN113309142A (en) * | 2021-06-21 | 2021-08-27 | 王书理 | Conveying pipeline production device and production method |
-
2014
- 2014-10-15 CN CN201420594002.3U patent/CN204213359U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654675A (en) * | 2017-10-31 | 2018-02-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of valve seat is the butterfly valve of inflatable |
| CN113309142A (en) * | 2021-06-21 | 2021-08-27 | 王书理 | Conveying pipeline production device and production method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20161015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |