CN203743569U - Electric actuator for electric heating valve - Google Patents
Electric actuator for electric heating valve Download PDFInfo
- Publication number
- CN203743569U CN203743569U CN201420110154.1U CN201420110154U CN203743569U CN 203743569 U CN203743569 U CN 203743569U CN 201420110154 U CN201420110154 U CN 201420110154U CN 203743569 U CN203743569 U CN 203743569U
- Authority
- CN
- China
- Prior art keywords
- propulsion device
- propeller
- seat
- valve
- annular boss
- 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.)
- Expired - Lifetime
Links
- 238000005485 electric heating Methods 0.000 title claims abstract description 17
- 206010037660 Pyrexia Diseases 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The utility model discloses an electric actuator for an electric heating valve. The electric actuator comprises a propeller assembly and a mechanism seat, wherein the propeller assembly comprises a propeller cover, a propeller is inserted in the propeller cover, a propeller ejector pin is inserted in the lower part of the propeller, a heating fin is arranged at the top of the propeller, an opening in the upper end of the mechanism seat is covered and fixed with a buckle ring, a return spring is arranged between the bottom surface of the buckle ring and the top surface of a third annular boss of the mechanism seat, and a valve rod ejector pin is glidingly arranged on the inner wall of the mechanism seat in the length direction. According to the electric actuator for the electric heating valve, the return spring is arranged between the propeller cover and the mechanism seat, a casing cannot crack even through the electric actuator is used for long time, and the service life is prolonged; and moreover, a convex point type power-on piece and a wave type power-on ring are adopted to connect a power supply, the heating fin produces heating, and the propeller is heated to expand to push the propeller ejector pin and further push the valve ejector pin to realize closing or opening of the valve, so that the problem of poor contact between the power-on piece and the propeller is avoided, the failure rate is greatly reduced, and the service life is further prolonged.
Description
Technical field
The utility model relates to valve field, is specifically related to electric heating valve electric actuator.
Background technique
Electric heating valve is to realize the open and close of valve by electric heating valve electric actuator, traditional electric heating valve electric actuator is divided into two kinds of open type and normal close types, traditional electrical actuator mainly contains shell, mechanism's seat, propulsion device, valve rod thimble, electrical piece spring, Returnning spring, flower cap, electrical piece, energising circle composition.Returnning spring is that to be sleeved on mechanism's seat outer in housing, and outer shell and mechanism's seat clamping come spacing, and this structural design has been changed because shell is exposed to outside time elder, easily causes outer casing rupture, causes product rejection; After propulsion device, design electrical piece spring simultaneously and be in order more stablely to play electrical piece in the time that propulsion device moves and contact to realize energization action with angle of rake, but because propulsion device is that heating expansion produces Driving force, when propulsion device heating is lasting and electrical piece spring contact causes electrical piece spring to cross thermoelasticity to weaken, cause electrical piece and pusher energising bad connection, cause electric heating valve electric actuator job insecurity maybe can not work.
Model utility content
Technical problem to be solved in the utility model is to solve Returnning spring in traditional electric heating valve electric actuator easily to cause outer casing rupture, and propulsion device is easy and the problem of electrical piece bad connection.
In order to solve the problems of the technologies described above, the technological scheme that the utility model adopts is to provide a kind of electric heating valve electric actuator, comprise propulsion component and mechanism's seat, propulsion component comprises that both ends open is the propulsion device cover of straight tube-like, described propulsion device cover inwall is provided with the first annular boss, described propulsion device cover inside is fitted with columniform propulsion device, described angle of rake bottom is fitted with the propulsion device thimble of vertical setting, described angle of rake top is provided with fever tablet, the excircle of described propulsion device sidewall is provided with the second annular boss, between described propulsion device the second annular boss and described propulsion device cover the first annular boss, be provided with the energising circle being connected with power supply, the outer rim of described propulsion device cover bottom is provided with the 3rd annular boss, its upper end open place mounts cover and is fixed with propulsion device cover plate, between described propulsion device cover plate and described propulsion device, be provided with the electrical piece being connected with power supply, the base abuts of described electrical piece is in described fever tablet, mechanism's seat is the straight tube-like of both ends open, its inwall is provided with the 4th annular boss, the bottom of described propulsion device cover is plugged in described support, the bottom surface of described propulsion device cover is resisted against on the end face of described the 4th annular boss, described support upper end open place mounts cover and is fixed with support buckle, between the end face of the bottom surface of described support buckle and described the 3rd annular boss, be provided with Returnning spring, the inwall of described support along its length upper slip is provided with valve rod thimble, the bottom surface of described propulsion device thimble is resisted against on the end face of described valve rod thimble, the bottom surface of described valve rod thimble is resisted against on the end face of valve rod.
In such scheme, between described the first annular boss and the second annular boss, be provided with annular energising circle, described electrical piece is connected with described power supply respectively with energising circle.
In such scheme, the upper end open place of described propulsion device cover and mechanism's seat is equipped with hook, described propulsion device cover and mechanism's seat are fixed by described hook and described propulsion device cover plate and described buckle circle respectively, and wherein, the hook number at seat upper end open place of described mechanism is 8.
In such scheme, comprise shell and the attachment cap of lower ending opening, described mechanism seat from top to bottom plug-in mounting is fixed in described shell, and described attachment cap is arranged at the bottom of described mechanism seat for being connected with valve.
In such scheme, be provided with multiple jacking blocks for subsequent use, its size is suitable from different valves.
The utility model, because Returnning spring is arranged between propulsion device cover and mechanism's seat, is fixed with buckle circle, and instant long-term use can not cause outer casing rupture yet, increased working life; Again because adopt the electrical piece heating of button type, conduct heat by the fever tablet at propulsion device top again, expand and promote propulsion device thimble and then promote valve thimble to realize closing of valve by propulsion device self-heating, so there is not the problem of electrical piece and propulsion device bad connection, greatly reduce rate of fault, further increased working life.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of propulsion component in the utility model;
Fig. 3 is the schematic diagram of mechanism's seat in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in Figure 1, the electric heating valve electric actuator that the utility model provides, comprises propulsion component and mechanism's seat 1.
As shown in Figure 2, propulsion component comprises that both ends open is the propulsion device cover 2 of straight tube-like, propulsion device cover 2 inwalls are provided with the first annular boss 21, propulsion device cover 2 inside are fitted with columniform propulsion device 3, the excircle of propulsion device 3 sidewalls is provided with the second annular boss 31, the end face of the second annular boss 31 is resisted against on the bottom surface of the first annular boss 21, the outer rim of propulsion device cover 2 bottoms is provided with the 3rd annular boss 22, its upper end open place mounts cover and is fixed with propulsion device cover plate 4, between propulsion device cover plate 4 and propulsion device 3, be provided with electrical piece 5, the bottom of propulsion device 3 is fitted with the propulsion device thimble 32 of vertical setting, the top of propulsion device 3 is provided with fever tablet 33, between the first annular boss 21 and the second annular boss 31, be provided with annular energising circle 6, electrical piece 5 is connected with power supply with energising circle 6, energising circle 6 adopts wave, electrical piece 5 adopts button type, more effective like this contact propulsion device 3, farthest reduce the situation that bad connection is failure to actuate.
As shown in Figure 3, mechanism's seat 1 is the straight tube-like of both ends open, its inwall is provided with the 4th annular boss 11, the bottom of propulsion device cover 2 is plugged in mechanism's seat 1, the bottom surface of propulsion device cover 2 is resisted against on the end face of the 4th annular boss 11, mechanism's seat 1 upper end open place mounts cover and is fixed with buckle circle 7, between the end face of the bottom surface of buckle circle 7 and the 3rd annular boss 22, be provided with Returnning spring 8, the inwall of mechanism's seat 1 along its length upper slip is provided with valve rod thimble 9, the bottom surface of propulsion device thimble 32 is resisted against on the end face of valve rod thimble 9, the bottom surface of valve rod thimble 9 is resisted against on the end face of valve rod, also prepare to have in addition multiple service valve masthead pins 9, its size is suitable from different valves.Mechanism's seat 1 from top to bottom plug-in mounting is fixed in the shell 10 of lower ending opening, and attachment cap 101 is arranged at the bottom of mechanism's seat for being connected with valve.
Switch on power electrical piece 5 and energising circle 6 and power turn-on by user, by electrical piece 5 and energising circle 6 turn-on powers, fever tablet 33 is generated heat, propulsion device 3 expanded by heating promote propulsion device thimbles 32 1 downward active forces simultaneously to 2 one, propulsion device cover active force upwards, the stressed stressed contraction of Returnning spring 8 simultaneously that moves upward of propulsion device cover 2, propulsion device thimble 32 is stressed to be moved downward and promotes valve rod thimble 9 and move downward, valve rod thimble 9 promotes valve rod and makes valve closing, here Returnning spring 8 can play the effect of protection propulsion component, can make propulsion component in the time that propulsion device 3 expands, play the effect of buffering, prevent it from receiving rigidity power and damage, by user's powered-down, electrical piece 5 and energising circle 6 are disconnected with power supply, fever tablet 33 power-off decline self-temperature, propulsion device 3 contraction of catching a cold, Returnning spring 8 promotes propulsion device cover 2 and resets, valve open simultaneously, the valve rod dependence of valve self tension force and then promotion valve rod thimble 9 and then promotion propulsion device thimble 32 reset.
The utility model, because Returnning spring 8 is arranged between propulsion device cover 2 and mechanism's seat 1, is fixed with buckle circle, and instant long-term use can not cause shell 10 to break yet, and increased working life; Again because adopt by button type electrical piece 5 and wave energising circle 6 turn-on powers, effectively contact propulsion device generates heat fever tablet 33, propulsion device 3 expanded by heating are given and are promoted propulsion device thimble 32 and then promote valve thimble 9 to realize closing of valve rod driving valve, so there is not the problem of electrical piece 5 and propulsion device 3 bad connections, greatly reduce rate of fault, further increased working life.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technological scheme, within all falling into protection domain of the present utility model.
Claims (5)
1. electric heating valve electric actuator, is characterized in that, comprising:
Propulsion component, comprise that both ends open is the propulsion device cover of straight tube-like, described propulsion device cover inwall is provided with the first annular boss, described propulsion device cover inside is fitted with columniform propulsion device, described angle of rake bottom is fitted with the propulsion device thimble of vertical setting, described angle of rake top is provided with fever tablet, the excircle of described propulsion device sidewall is provided with the second annular boss, the outer rim of described propulsion device cover bottom is provided with the 3rd annular boss, its upper end open place mounts cover and is fixed with propulsion device cover plate, between described propulsion device cover plate and described propulsion device, be provided with the electrical piece being connected with power supply, the base abuts of described electrical piece is in described fever tablet,
Mechanism's seat, be the straight tube-like of both ends open, its inwall is provided with the 4th annular boss, the bottom of described propulsion device cover is plugged in described mechanism seat, the bottom surface of described propulsion device cover is resisted against on the end face of described the 4th annular boss, seat upper end open place of described mechanism mounts cover and is fixed with buckle circle, between the end face of the bottom surface of described buckle circle and described the 3rd annular boss, be provided with Returnning spring, the inwall of described mechanism seat along its length upper slip is provided with valve rod thimble, the bottom surface of described propulsion device thimble is resisted against on the end face of described valve rod thimble, the bottom surface of described valve rod thimble is resisted against on the end face of valve rod.
2. electric heating valve electric actuator as claimed in claim 1, is characterized in that, is provided with annular energising circle between described the first annular boss and the second annular boss, and described electrical piece is connected with described power supply respectively with energising circle.
3. electric heating valve electric actuator as claimed in claim 1, it is characterized in that, the upper end open place of described propulsion device cover and mechanism's seat is equipped with hook, described propulsion device cover and mechanism's seat are fixed by described hook and described propulsion device cover plate and described buckle circle respectively, wherein, the hook number at seat upper end open place of described mechanism is 8.
4. electric heating valve electric actuator as claimed in claim 1, it is characterized in that, comprise shell and the attachment cap of lower ending opening, described mechanism seat from top to bottom plug-in mounting is fixed in described shell, and described attachment cap is arranged at the bottom of described mechanism seat for being connected with valve.
5. electric heating valve electric actuator as claimed in claim 1, is characterized in that, is provided with multiple service valve masthead pins, and its size is suitable from different valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110154.1U CN203743569U (en) | 2014-03-12 | 2014-03-12 | Electric actuator for electric heating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110154.1U CN203743569U (en) | 2014-03-12 | 2014-03-12 | Electric actuator for electric heating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203743569U true CN203743569U (en) | 2014-07-30 |
Family
ID=51343370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110154.1U Expired - Lifetime CN203743569U (en) | 2014-03-12 | 2014-03-12 | Electric actuator for electric heating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203743569U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864158A (en) * | 2019-12-18 | 2020-03-06 | 昆山新莱洁净应用材料股份有限公司 | Long-life pneumatic actuator |
| CN111188940A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Manual opening device of emergency cut-off actuating mechanism of gate valve |
-
2014
- 2014-03-12 CN CN201420110154.1U patent/CN203743569U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188940A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Manual opening device of emergency cut-off actuating mechanism of gate valve |
| CN110864158A (en) * | 2019-12-18 | 2020-03-06 | 昆山新莱洁净应用材料股份有限公司 | Long-life pneumatic actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325604 No. 2188 Huang Liu Road, Liushi Town, Wenzhou City, Zhejiang, Yueqing Patentee after: ZHEJIANG AOGE INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 325604 No. 2188 Huang Liu Road, Liushi Town, Wenzhou City, Zhejiang, Yueqing Patentee before: LEQING AUGE ENERGY SAVING AUTOMATIC CONTROL SYSTEM Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |