CN105333171A - Automatic electric-heating ball valve - Google Patents
Automatic electric-heating ball valve Download PDFInfo
- Publication number
- CN105333171A CN105333171A CN201510848866.2A CN201510848866A CN105333171A CN 105333171 A CN105333171 A CN 105333171A CN 201510848866 A CN201510848866 A CN 201510848866A CN 105333171 A CN105333171 A CN 105333171A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- valve barrel
- pad
- sealing seat
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
- F16K49/002—Electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Temperature-Responsive Valves (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses an automatic electric-heating ball valve. According to the main content of the automatic electric-heating ball valve, a left valve body is mounted on the left end face of a middle valve body, and a right valve body is mounted on the right end face of the middle valve body; a locating bearing is mounted in a mounting hole in the top end of the middle valve body, the top end of a valve rod is mounted on a driving device, and the bottom end of the locating bearing is mounted at the top end of a ball; a left compression spring is mounted in a mounting hole in the left valve body, a left gasket is mounted in a central hole in the right end of the left valve body, and a left sealing seat is mounted in the central hole in the right end of the left valve body; a right compression spring is mounted in a mounting hole in the right valve body, a right gasket is mounted in a central hole in the left end of the right valve body, and a right sealing seat is mounted in the central hole in the left end of the right valve body; the ball is mounted in a spherical area formed by the left sealing seat and the right sealing seat; a far infrared electric heating pipe is mounted in a mounting hole in the bottom end of the middle valve body; the bottom end of a spring is mounted at the top end of the far infrared electric heating pipe, and the top end of the spring is mounted on the bottom face of the valve rod; a sealing cover is mounted on a bottom end boss of the middle valve body through screws.
Description
Technical field
The present invention relates to Fluid valve technical field, specifically, particularly a kind of automatic electric-heating ball valve.
Background technique
Ball valve freezes at low temperatures, mainly contains two kinds of situations: one is after the complete ball valve of operation is closed, and freeze owing to there being a small amount of remaining water between valve seal ring and spool, during operation, valve is not opened again; Although two is be provided with weep hole bottom ball valve, at low temperatures, in valve, remaining water freezes closed weep hole gradually in discharge process, and causes valve bursting by freezing.
Make shell with stoneware pipe or quartz tube, resistance wire connects eduction rod, stretches out as wiring terminal using pipe two ends.These two kinds of case materials can produce far red light and heat ball valve.Although its Performance Ratio is better, there are two obvious problems: one is resistance wire (when being particularly energized) not vibration resistance, oxidizable, easily disconnects with eduction rod joint; Two is stoneware pipe and quartz tube is loading and unloading and easily broken in vibrating.Electrical heating method general in addition cannot adapt to hyperbaric environment, and functional reliability is poor, and the life-span is short.
Summary of the invention
Technical problem to be solved by this invention is that, for above-mentioned deficiency of the prior art, provide a kind of automatic electric-heating ball valve, its compact structure, the thermal efficiency is high, and good airproof performance and installation and maintenance are convenient, improve reliability and the life-span of product, reduce costs.
The technical solution adopted for the present invention to solve the technical problems is: a kind of automatic electric-heating ball valve, comprise left valve barrel, left Compress Spring, far infrared electro-thermal tube, spheroid, left pad, screw, drive unit, valve rod, positioning bearing, middle valve body, right sealing seat, right Compress Spring, spring, right pad, right valve barrel, sealing cover, locking nut, packing ring and left sealing seat, 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 arranged on by screw on the left side of middle valve body, described right valve barrel is arranged on the right side of middle valve body by screw, described middle valve body top is provided with mounting hole, described positioning bearing is arranged in the mounting hole on middle valve body top by screw, described drive unit is fixedly mounted on the top of positioning bearing by screw, described valve stem tip is installed on the drive means by parallel key, its lower end is arranged in positioning bearing inner ring, described positioning bearing bottom is fixedly mounted on spheroid top, the left surface of described left valve barrel right-hand member center hole is provided with several mounting holes, in the mounting hole that described left Compress Spring is arranged on left valve barrel and its right-hand member withstands on the left side of left pad, described left pad is arranged in the center hole of left valve barrel right-hand member, described left sealing seat is arranged in left valve barrel right-hand member center hole and its left side withstands on the right side of left pad, the right flank of described right valve barrel left end center hole is provided with several mounting holes, in the mounting hole that described right Compress Spring is arranged on right valve barrel and its left end withstands on the right side of right pad, described right pad is arranged in the center hole of right valve barrel left end, described right sealing seat is arranged in right valve barrel left end center hole and its right side withstands on the left side of right pad, described sphere installation is in the spherical area that left sealing seat and right sealing seat are formed, cylindrical cavity is provided with in spheroid, described far infrared electro-thermal tube to be fixedly mounted in the mounting hole of middle valve body bottom by locking nut and packing ring and to be positioned in the cylindrical cavity of spheroid, described spring bottom end is arranged on the top of far infrared electro-thermal tube, its top is arranged on the bottom surface of valve rod, described sealing cover is arranged in middle valve body bottom boss by screw.
Further: described far infrared electro-thermal tube is made up of body, ceramic blanket, wiring terminal, stud, resistance wire and crystal magnesium oxide, outer surface of tube body scribbles far-infrared powder, described ceramic blanket is fixedly mounted on the mouth of pipe place of body, described stud is fixedly mounted on the right side of ceramic blanket, described wiring terminal is arranged in the center hole of stud, described resistance wire right-hand member is connected with wiring terminal left end and is positioned at body, is filled with crystal magnesium oxide in described body.
Further: described resistance wire adopts alloy resistance wire.
Further: described body adopt metal tube to make and surface through sand blast.
Further: the direction of the cylindrical cavity on described spheroid is vertical with fluid flow direction.
Beneficial effect of the present invention is as follows: structure is simple, and the thermal efficiency is high, and be convenient to maintenance, the life-span is long; Valve rod place is provided with positioning bearing, and because positioning bearing assume responsibility for the thrust of medium, the sealing at valve rod place is improved, and the moment of torsion making again valve rod bear greatly reduces, and it also can prevent valve rod from going out because pressure medium is too high, good sealing effect; Far infrared electro-thermal tube mounts and dismounts available hand and directly completes, and does not need special tool, and installation and maintenance are convenient; Far infrared electro-thermal tube is higher than common electric heating tube heating efficiency, and work is more reliable, longer service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the structural representation of far infrared electro-thermal tube of the present invention.
Description of reference numerals:
1-left valve barrel, the left Compress Spring of 2-, 3-far infrared electro-thermal tube, 4-spheroid, the left pad of 5-, 6-screw, 7-drive unit, 8-valve rod, 9-positioning bearing, valve body in 10-, the right sealing seat of 11-, the right Compress Spring of 12-, 13-spring, the right pad of 14-, 15-right valve barrel, 16-sealing cover, 17-locking nut, 18-packing ring, the left sealing seat of 19-;
31-body, 32-ceramic blanket, 33-wiring terminal, 34-stud, 35-resistance wire, 36-crystal magnesium oxide.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the invention is described:
Fig. 1 and Fig. 2 shows the specific embodiment of the present invention, with reference to figure 1 and Fig. 2, a kind of automatic electric-heating ball valve, it is characterized in that: comprise left valve barrel 1, left Compress Spring 2, far infrared electro-thermal tube 3, spheroid 4, left pad 5, screw 6, drive unit 7, valve rod 8, positioning bearing 9, middle valve body 10, right sealing seat 11, right Compress Spring 12, spring 13, right pad 14, right valve barrel 15, sealing cover 16, locking nut 17, packing ring 18 and left sealing seat 19, 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 15 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 arranged on the left side of middle valve body 10 by screw 6, described right valve barrel 15 is arranged on the right side of middle valve body 10 by screw 6, described middle valve body 10 top is provided with mounting hole, described positioning bearing 9 is arranged in the mounting hole on middle valve body 10 top by screw 6, described drive unit 7 is fixedly mounted on the top of positioning bearing 9 by screw 6, described valve rod 8 top is arranged on drive unit 7 by parallel key, its lower end is arranged in positioning bearing 9 inner ring, described positioning bearing 9 bottom is fixedly mounted on spheroid 4 top, the left surface of described left valve barrel 1 right-hand member center hole is provided with several mounting holes, in the mounting hole that described left Compress Spring 2 is arranged on left valve barrel 1 and its right-hand member withstands on the left side of left pad 5, described left pad 5 is arranged in the center hole of left valve barrel 1 right-hand member, described left sealing seat 19 is arranged in left valve barrel 1 right-hand member center hole and its left side withstands on the right side of left pad 5, the right flank of described right valve barrel 15 left end center hole is provided with several mounting holes, in the mounting hole that described right Compress Spring 12 is arranged on right valve barrel 15 and its left end withstands on the right side of right pad 14, described right pad 14 is arranged in the center hole of right valve barrel 15 left end, described right sealing seat 11 is arranged in right valve barrel 15 left end center hole and its right side withstands on the left side of right pad 14, described spheroid 4 is arranged in the spherical area of left sealing seat 19 and right sealing seat 11 formation, cylindrical cavity is provided with in spheroid 4, described far infrared electro-thermal tube 3 to be fixedly mounted in the mounting hole of middle valve body 10 bottom by locking nut 17 and packing ring 18 and to be positioned in the cylindrical cavity of spheroid 4, described spring 13 bottom is arranged on the top of far infrared electro-thermal tube 3, its top is arranged on the bottom surface of valve rod 8, described sealing cover 16 is arranged in middle valve body 10 bottom boss by screw 6.
Preferably, described far infrared electro-thermal tube 3 is made up of body 31, ceramic blanket 32, wiring terminal 33, stud 34, resistance wire 35 and crystal magnesium oxide 36, body 31 outer surface scribbles far-infrared powder, described ceramic blanket 32 is fixedly mounted on the mouth of pipe place of body 31, described stud 34 is fixedly mounted on the right side of ceramic blanket 32, described wiring terminal 33 is arranged in the center hole of stud 34, described resistance wire 35 right-hand member is connected with wiring terminal 33 left end and is positioned at body 31, is filled with crystal magnesium oxide 36 in described body 31.
Preferably, described resistance wire 35 adopts alloy resistance wire.
Preferably, described body 31 adopt metal tube to make and surface through sand blast.
By reference to the accompanying drawings the preferred embodiment for the present invention is explained in detail above, but the invention is not restricted 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 present inventive concept.
Do not depart from the spirit and scope of the present invention and can make other changes many and remodeling.Should be appreciated that and the invention is not restricted to specific mode of execution, scope of the present invention is defined by the following claims.
Claims (5)
1. an automatic electric-heating ball valve, comprise left valve barrel, left Compress Spring, far infrared electro-thermal tube, spheroid, left pad, screw, drive unit, valve rod, positioning bearing, middle valve body, right sealing seat, right Compress Spring, spring, right pad, right valve barrel, sealing cover, locking nut, packing ring and left sealing seat, 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 arranged on by screw on the left side of middle valve body, described right valve barrel is arranged on the right side of middle valve body by screw, described middle valve body top is provided with mounting hole, described positioning bearing is arranged in the mounting hole on middle valve body top by screw, described drive unit is fixedly mounted on the top of positioning bearing by screw, described valve stem tip is installed on the drive means by parallel key, its lower end is arranged in positioning bearing inner ring, described positioning bearing bottom is fixedly mounted on spheroid top, the left surface of described left valve barrel right-hand member center hole is provided with several mounting holes, in the mounting hole that described left Compress Spring is arranged on left valve barrel and its right-hand member withstands on the left side of left pad, described left pad is arranged in the center hole of left valve barrel right-hand member, described left sealing seat is arranged in left valve barrel right-hand member center hole and its left side withstands on the right side of left pad, the right flank of described right valve barrel left end center hole is provided with several mounting holes, in the mounting hole that described right Compress Spring is arranged on right valve barrel and its left end withstands on the right side of right pad, described right pad is arranged in the center hole of right valve barrel left end, described right sealing seat is arranged in right valve barrel left end center hole and its right side withstands on the left side of right pad, described sphere installation is in the spherical area that left sealing seat and right sealing seat are formed, cylindrical cavity is provided with in spheroid, described far infrared electro-thermal tube to be fixedly mounted in the mounting hole of middle valve body bottom by locking nut and packing ring and to be positioned in the cylindrical cavity of spheroid, described spring bottom end is arranged on the top of far infrared electro-thermal tube, its top is arranged on the bottom surface of valve rod, described sealing cover is arranged in middle valve body bottom boss by screw.
2. a kind of automatic electric-heating ball valve as claimed in claim 1, it is characterized in that: described far infrared electro-thermal tube is made up of body, ceramic blanket, wiring terminal, stud, resistance wire and crystal magnesium oxide, outer surface of tube body scribbles far-infrared powder, described ceramic blanket is fixedly mounted on the mouth of pipe place of body, described stud is fixedly mounted on the right side of ceramic blanket, described wiring terminal is arranged in the center hole of stud, described resistance wire right-hand member is connected with wiring terminal left end and is positioned at body, is filled with crystal magnesium oxide in described body.
3. a kind of automatic electric-heating ball valve as claimed in claim 2, is characterized in that: described resistance wire adopts alloy resistance wire.
4. a kind of automatic electric-heating ball valve as claimed in claim 2, is characterized in that: described body adopt metal tube to make and surface through sand blast.
5. a kind of automatic electric-heating ball valve as claimed in claim 1, is characterized in that: the direction of the cylindrical cavity on described spheroid is vertical with fluid flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848866.2A CN105333171B (en) | 2015-11-27 | 2015-11-27 | A kind of automatic electric-heating ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848866.2A CN105333171B (en) | 2015-11-27 | 2015-11-27 | A kind of automatic electric-heating ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105333171A true CN105333171A (en) | 2016-02-17 |
| CN105333171B CN105333171B (en) | 2017-12-15 |
Family
ID=55283871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510848866.2A Active CN105333171B (en) | 2015-11-27 | 2015-11-27 | A kind of automatic electric-heating ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105333171B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120080631A1 (en) * | 2009-06-23 | 2012-04-05 | Guangdong Liansu Technology Industrial Co., Ltd. | Bottom entry plastic ball valve |
| CN202432004U (en) * | 2011-12-23 | 2012-09-12 | 江苏苏盐阀门机械有限公司 | Trunnion ball valve capable of opened and closed easily |
| CN203404411U (en) * | 2013-08-13 | 2014-01-22 | 天津诺威流体控制科技有限公司 | Underwater valve |
| CN204042051U (en) * | 2014-07-22 | 2014-12-24 | 尹晓鹏 | A kind of drain valve of built-in magnesium bar fixing device and electric water heater |
| CN204372319U (en) * | 2014-11-04 | 2015-06-03 | 陕西航天动力高科技股份有限公司 | A kind of automatic electric-heating vent ball valve |
| CN205207741U (en) * | 2015-11-27 | 2016-05-04 | 扬中市通发实业有限公司 | Automatic electrical heating ball valve |
-
2015
- 2015-11-27 CN CN201510848866.2A patent/CN105333171B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120080631A1 (en) * | 2009-06-23 | 2012-04-05 | Guangdong Liansu Technology Industrial Co., Ltd. | Bottom entry plastic ball valve |
| CN202432004U (en) * | 2011-12-23 | 2012-09-12 | 江苏苏盐阀门机械有限公司 | Trunnion ball valve capable of opened and closed easily |
| CN203404411U (en) * | 2013-08-13 | 2014-01-22 | 天津诺威流体控制科技有限公司 | Underwater valve |
| CN204042051U (en) * | 2014-07-22 | 2014-12-24 | 尹晓鹏 | A kind of drain valve of built-in magnesium bar fixing device and electric water heater |
| CN204372319U (en) * | 2014-11-04 | 2015-06-03 | 陕西航天动力高科技股份有限公司 | A kind of automatic electric-heating vent ball valve |
| CN205207741U (en) * | 2015-11-27 | 2016-05-04 | 扬中市通发实业有限公司 | Automatic electrical heating ball valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105333171B (en) | 2017-12-15 |
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