CN205207893U - Corrosion -resistant electrical heating ball valve - Google Patents
Corrosion -resistant electrical heating ball valve Download PDFInfo
- Publication number
- CN205207893U CN205207893U CN201520966193.6U CN201520966193U CN205207893U CN 205207893 U CN205207893 U CN 205207893U CN 201520966193 U CN201520966193 U CN 201520966193U CN 205207893 U CN205207893 U CN 205207893U
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- ceramic
- valve
- valve seat
- valve body
- electric heating
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- Expired - Fee Related
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Abstract
The utility model discloses a corrosion -resistant electrical heating ball valve, its characterized in that: install on well valve body, right side valve body is installed on well valve body, the ceramic chamber lining is installed in the centre bore of well valve body, the ceramic disk seat in a left side is installed in the centre bore of left valve body, the ceramic disk seat in the right side is installed in the centre bore of right valve body, the right side disc spring install on the ceramic disk seat in the right side, a left side disc spring install on the ceramic disk seat in a left side, pottery valve rod upper end fixed mounting is in the connecting rod bottom, pottery valve rod lower extreme is installed in the mounting hole of ceramic spheroid upper end, the end cover is installed on the top surface of well valve body, the seal cover is installed on ceramic valve rod, the top at the connecting rod is installed to the ball valve handle, the pottery spheroid is installed in the sphere region of ceramic disk seat in a left side and the formation of right ceramic disk seat, the heating wire is installed in ceramic spheroid, the end cap is installed in the mounting hole of well valve body bottom, install the annular groove that O shape sealing washer just is located the end cap between ceramic chamber lining and the end cap contact surface.
Description
Technical field
The utility model relates to Fluid valve technical field, particularly relates to a kind of corrosion-resistant electric heating ball valve.
Background technique
Valve is used for controlling the direction of fluid in fluid system, pressure versus flow, ball valve only needs just can open and closedown by the operation of 90-degree rotation and very little moment of rotation, opening and closing freely, and close tight, be widely used in various pipeline, as utility model patent 200320120183.8 discloses one " electro thermal temperature controlled ball valve for fire-fighting truck ", under overcoming cold climate conditions, ball valve body residuary waters is because of the non-serviceable difficulty of frozen, comprise valve body, spheroid in valve body, valve seat, for connecting the valve rod of spheroid, it arranges electric heating tube in the interlayer of spheroid, in the side of ball valve, temp controller and probe are set, have high temperature resistant wire to pass in the valve rod of hollow, wire two ends are connected with electric heating tube and fire-fighting truck are power autonomous respectively, and power connection can make ball valve thaw rapidly, ensure that fire-fighting truck can responding at any time.This electric heating temperature control ball valve, its electric heating tube is arranged in the interlayer of spheroid, need to put into casting mold cavity by after the electric heating tube preheating made before spheroid casting, make it at regular intervals with die cavity wall, and then the liquid that casting is dissolved, namely be combined in securely in the interlayer of spheroid Deng electric heating tube after cooling, this manufacture difficulty, cost is high, higher to the requirement of casting technique, and easily in the electric heating tube process of casting at spheroid high temperature cross cause thermal damage, maintenance difficult.High temperature resistant wire is often opened and the valve rod of closing through needing, stressed transfer in valve opening and closing process, fragile, poor reliability, and this structure can not be directly used in electronic or pneumatic automation control appliance.And utility model patent 201120133703.3 discloses the environment that one " electric heating ball valve " cannot be applicable to the strong corrosive medias such as hydrofluoric acid, hydrochloric acid and red fuming nitric acid (RFNA), often not media-resistant corrosion.
Model utility content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to provide a kind of corrosion-resistant electric heating ball valve.
The utility model solves the technological scheme that its technical problem adopts: a kind of corrosion-resistant electric heating ball valve, comprise left valve barrel, left ceramic valve seat, stuffing box gland, pad, nut, connecting rod, end cap, ball valve handle, right valve barrel, right ceramic valve seat, ceramic chamber lining, spheres of ceramic, ceramic valve rod, O-ring seals, middle valve body, electric heating wire, right butterfly spring, plug, stud and left belleville spring, it is characterized in that: described left valve barrel left end is provided with left flange plate, its right-hand member is provided with right flange plate, described right valve barrel left end is provided with left flange plate, its right-hand member is provided with right flange plate, right flange plate on described left valve barrel is fixedly mounted on by stud and nut on the left side of middle valve body, left flange plate on described right valve barrel is fixedly mounted on the right side of middle valve body by stud and nut, described ceramic chamber lining is arranged in the center hole of middle valve body, described left ceramic valve seat is arranged in the center hole of left valve barrel, left ceramic valve seat is provided with annular groove, between described ceramic chamber lining and left ceramic valve seat surface of contact, O-ring seals be installed and be positioned in the annular groove of left ceramic valve seat, described right ceramic valve seat is arranged in the center hole of right valve barrel, right ceramic valve seat is provided with annular groove, between described ceramic chamber lining and right ceramic valve seat surface of contact, O-ring seals be installed and be positioned in the annular groove of right ceramic valve seat, described right butterfly spring is arranged on right ceramic valve seat and its right side and withstands on the bottom surface in right valve barrel Left-side center hole, described left butterfly spring is arranged on left ceramic valve seat and its left side and withstands on the bottom surface in left valve barrel right center hole, described ceramic valve rod upper end is fixedly mounted on connecting rod bottom, ceramic valve rod lower end is arranged in the mounting hole of spheres of ceramic upper end, described end cap is fixedly mounted on the end face of middle valve body by screw, described stuffing box gland is arranged on ceramic valve rod and its end face contacts with end cap bottom surface, described ball valve handle is fixedly mounted on the top of connecting rod by nut and pad, described spheres of ceramic is arranged in the spherical area of left ceramic valve seat and the formation of right ceramic valve seat, described electric heating wire is arranged in spheres of ceramic, described plug is arranged in the mounting hole of middle valve body bottom by screw, described plug is provided with annular groove, between described ceramic chamber lining and plug surface of contact, O-ring seals be installed and be positioned at the annular groove of plug.
Further: described stuffing box gland and O-ring seals adopt polytetrafluoroethylmaterial material to make.
Further: described left valve barrel, right valve barrel and middle valve body all adopt carbon steel or stainless steel material to make.
Further: described spheres of ceramic is fixedly installed togather by cylindrical drum and ball cylinder, and electric heating wire is fixed on the external cylindrical surface of cylindrical drum.
Further: described plug is provided with two mounting holes, is provided with tinsel in mounting hole, and electric heating wire is connected with the top of tinsel by wire.
The utility model compared with prior art has the following advantages: spheres of ceramic is fixedly installed togather by cylindrical drum and ball cylinder, by electric heating wire spiral around the home on the outer cylinder surface of cylindrical drum, such compact structure, ball valve is easy to manufacture, good reliability, save material, cost is low, overcomes the casting technique of highly difficult, the low yield of ball valve in prior art; Electric heating wire is passed by tinsel and is connected with heating power supply line, such heat energy loss is little, be heated evenly, fast, good heat preservation performance of conducting heat, and electric heating wire does not pass through valve rod, can not stressed transfer in valve frequent opening and closing process, not fragile, improve reliability, and electronic or pneumatic automation control appliance can be directly used in; Spheroid and valve rod are stupaliths, seal ring is teflon, avoid contacting of carbon steel and stainless steel base and strong corrosive media so equally, what contact with strong corrosive media is corrosion resistant pottery and teflon, and therefore ceramic ball valve is applicable to strong corrosive media.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present utility model.
Description of reference numerals:
1-left valve barrel, the left ceramic valve seat of 2-, 3-stuffing box gland, 4-pad, 5-nut, 6-connecting rod, 7-end cap, 8-ball valve handle, 9-right valve barrel, the right ceramic valve seat of 10-, 11-ceramic chamber lining, 12-spheres of ceramic, 13-ceramic valve rod, 14-O shape seal ring, valve body in 15-, 16-electric heating wire, the right butterfly spring of 17-, 18-plug, 19-stud, the left belleville spring of 20-.
Embodiment
Below in conjunction with drawings and Examples, the utility model embodiment is described:
As shown in Figure 1, it illustrates a kind of embodiment of the present utility model, a kind of corrosion-resistant electric heating ball valve, comprise left valve barrel 1, left ceramic valve seat 2, stuffing box gland 3, pad 4, nut 5, connecting rod 6, end cap 7, ball valve handle 8, right valve barrel 9, right ceramic valve seat 10, ceramic chamber lining 11, spheres of ceramic 12, ceramic valve rod 13, O-ring seals 14, middle valve body 15, electric heating wire 16, right butterfly spring 17, plug 18, stud 19 and left belleville spring 20, it is characterized in that: described left valve barrel 1 left end is provided with left flange plate, its right-hand member is provided with right flange plate, described right valve barrel 9 left end is provided with left flange plate, its right-hand member is provided with right flange plate, right flange plate on described left valve barrel 1 is fixedly mounted on the left side of middle valve body 15 by stud 19 and nut 5, left flange plate on described right valve barrel 9 is fixedly mounted on the right side of middle valve body 15 by stud 19 and nut 5, described ceramic chamber lining 11 is arranged in the center hole of middle valve body 15, described left ceramic valve seat 2 is arranged in the center hole of left valve barrel 1, left ceramic valve seat 2 is provided with annular groove, between described ceramic chamber lining 11 and left ceramic valve seat 2 surface of contact, O-ring seals 14 be installed and be positioned in the annular groove of left ceramic valve seat 2, described right ceramic valve seat 10 is arranged in the center hole of right valve barrel 9, right ceramic valve seat 10 is provided with annular groove, between described ceramic chamber lining 11 and right ceramic valve seat 10 surface of contact, O-ring seals 14 be installed and be positioned in the annular groove of right ceramic valve seat 10, described right butterfly spring 17 is arranged on right ceramic valve seat 10 and its right side withstands on the bottom surface in right valve barrel 9 Left-side center hole, described left butterfly spring 20 is arranged on left ceramic valve seat 2 and its left side withstands on the bottom surface in left valve barrel 1 right center hole, described ceramic valve rod 13 upper end is fixedly mounted on connecting rod 6 bottom, ceramic valve rod 13 lower end is arranged in the mounting hole of spheres of ceramic 12 upper end, described end cap 7 is fixedly mounted on the end face of middle valve body 15 by screw, described stuffing box gland 3 is arranged on ceramic valve rod 13 and its end face contacts with end cap 7 bottom surface, described ball valve handle 8 is fixedly mounted on the top of connecting rod 6 by nut 5 and pad 4, described spheres of ceramic 12 is arranged in the spherical area of left ceramic valve seat 2 and right ceramic valve seat 10 formation, described electric heating wire 16 is arranged in spheres of ceramic 12, described plug 18 is arranged in the mounting hole of middle valve body 15 bottom by screw, described plug 18 is provided with annular groove, between described ceramic chamber lining 11 and plug 18 surface of contact, O-ring seals 14 be installed and be positioned at the annular groove of plug 18.
Preferably, described stuffing box gland 3 and O-ring seals 14 adopt polytetrafluoroethylmaterial material to make.
Preferably, described left valve barrel 1, right valve barrel 9 and middle valve body 15 all adopt carbon steel or stainless steel material to make.
Preferably, described spheres of ceramic 12 is fixedly installed togather by cylindrical drum and ball cylinder, and electric heating wire 16 is fixed on the external cylindrical surface of cylindrical drum.
By reference to the accompanying drawings the utility model preferred implementation is explained in detail above, but the utility model is not limited to above-mentioned mode of execution, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Do not depart from design of the present utility model and scope can make many other and change and remodeling.Should be appreciated that the utility model is not limited to specific mode of execution, scope of the present utility model is defined by the following claims.
Claims (5)
1. a corrosion-resistant electric heating ball valve, it is characterized in that: comprise left valve barrel, left ceramic valve seat, stuffing box gland, pad, nut, connecting rod, end cap, ball valve handle, right valve barrel, right ceramic valve seat, ceramic chamber lining, spheres of ceramic, ceramic valve rod, O-ring seals, middle valve body, electric heating wire, right butterfly spring, plug, stud and left belleville spring, described left valve barrel left end is provided with left flange plate, its right-hand member is provided with right flange plate, described right valve barrel left end is provided with left flange plate, its right-hand member is provided with right flange plate, right flange plate on described left valve barrel is fixedly mounted on by stud and nut on the left side of middle valve body, left flange plate on described right valve barrel is fixedly mounted on the right side of middle valve body by stud and nut, described ceramic chamber lining is arranged in the center hole of middle valve body, described left ceramic valve seat is arranged in the center hole of left valve barrel, left ceramic valve seat is provided with annular groove, between described ceramic chamber lining and left ceramic valve seat surface of contact, O-ring seals be installed and be positioned in the annular groove of left ceramic valve seat, described right ceramic valve seat is arranged in the center hole of right valve barrel, right ceramic valve seat is provided with annular groove, between described ceramic chamber lining and right ceramic valve seat surface of contact, O-ring seals be installed and be positioned in the annular groove of right ceramic valve seat, described right butterfly spring is arranged on right ceramic valve seat and its right side and withstands on the bottom surface in right valve barrel Left-side center hole, described left butterfly spring is arranged on left ceramic valve seat and its left side and withstands on the bottom surface in left valve barrel right center hole, described ceramic valve rod upper end is fixedly mounted on connecting rod bottom, ceramic valve rod lower end is arranged in the mounting hole of spheres of ceramic upper end, described end cap is fixedly mounted on the end face of middle valve body by screw, described stuffing box gland is arranged on ceramic valve rod and its end face contacts with end cap bottom surface, described ball valve handle is fixedly mounted on the top of connecting rod by nut and pad, described spheres of ceramic is arranged in the spherical area of left ceramic valve seat and the formation of right ceramic valve seat, described electric heating wire is arranged in spheres of ceramic, described plug is arranged in the mounting hole of middle valve body bottom by screw, described plug is provided with annular groove, between described ceramic chamber lining and plug surface of contact, O-ring seals be installed and be positioned at the annular groove of plug.
2. a kind of corrosion-resistant electric heating ball valve as claimed in claim 1, is characterized in that: described stuffing box gland and O-ring seals adopt polytetrafluoroethylmaterial material to make.
3. a kind of corrosion-resistant electric heating ball valve as claimed in claim 1, is characterized in that: described left valve barrel, right valve barrel and middle valve body all adopt carbon steel or stainless steel material to make.
4. a kind of corrosion-resistant electric heating ball valve as claimed in claim 1, is characterized in that: described spheres of ceramic is fixedly installed togather by cylindrical drum and ball cylinder, and electric heating wire is fixed on the external cylindrical surface of cylindrical drum.
5. a kind of corrosion-resistant electric heating ball valve as claimed in claim 1, is characterized in that: described plug is provided with two mounting holes, is provided with tinsel in mounting hole, and electric heating wire is connected with the top of tinsel by wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966193.6U CN205207893U (en) | 2015-11-27 | 2015-11-27 | Corrosion -resistant electrical heating ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966193.6U CN205207893U (en) | 2015-11-27 | 2015-11-27 | Corrosion -resistant electrical heating ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207893U true CN205207893U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520966193.6U Expired - Fee Related CN205207893U (en) | 2015-11-27 | 2015-11-27 | Corrosion -resistant electrical heating ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333221A (en) * | 2015-11-27 | 2016-02-17 | 扬中市通发实业有限公司 | Corrosion-resistant electric heating ball valve |
-
2015
- 2015-11-27 CN CN201520966193.6U patent/CN205207893U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333221A (en) * | 2015-11-27 | 2016-02-17 | 扬中市通发实业有限公司 | Corrosion-resistant electric heating ball valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20211127 |