CN202209432U - Manual-automatic dual-purpose high-pressure balance stop throttle valve - Google Patents
Manual-automatic dual-purpose high-pressure balance stop throttle valve Download PDFInfo
- Publication number
- CN202209432U CN202209432U CN201120339853XU CN201120339853U CN202209432U CN 202209432 U CN202209432 U CN 202209432U CN 201120339853X U CN201120339853X U CN 201120339853XU CN 201120339853 U CN201120339853 U CN 201120339853U CN 202209432 U CN202209432 U CN 202209432U
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- valve
- flap
- purpose high
- manual
- rod
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- Expired - Fee Related
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Abstract
The utility model relates to a manual-automatic dual-purpose high-pressure balance stop throttle valve, which is mounted on a large-diameter pipe. The manual-automatic dual-purpose high-pressure balance stop throttle valve comprises a valve body, a bracket connected with the valve body, a valve flap, a valve rod and a switch screw which are mounted in the valve body and the bracket, wherein the valve flap is arranged on a lower end in the valve body and connected with a valve rod T groove thereon, a top of the valve rod is connected with the switch screw by a split clamper, a collar and a roller, a top of the switch screw extends outside and is connected with an impact hand wheel, the switch screw, the valve rod and the valve flap are controlled by rotating the impact hand wheel to vertically move and the valve is manually switched on or off; the switch screw on the top of the bracket and under the impaction hand wheel is provided with a valve electromechnical control device for switching the valve at the self-locking state, the manual state or the automatic state. The manual-automatic dual-purpose high-pressure balance stop throttle valve can be mounted on any positions of the pipeline and the application range of the valve is PN16-32MpaDN200-350nm. The manual-automatic dual-purpose high-pressure balance stop throttle valve solves the problem that: the switch force is large and the speed is slow by using a pure manual way; the valve can not be switched on or off by using a pure electric way when power failure or electric failure occurs.
Description
Technical field
The utility model relates to the pipeline medium and ends and throttle valve, refers in particular to a kind of hand that is installed in any position of heavy caliber pipeline from dual-purpose high voltage balance cut-off throttle valve.
Background technique
Along with the continuous development to the maximization direction of chemical fertilizer, chemical plant installations, the specification of high pressure valve, kind also develop and require structural type, kind, the specification of valve also more to big specification, high parameter direction.The common structure of China's high pressure valve is the direct transmission of handwheel, and the above valve of DN100mm also has the manual structure of the worm gearing of employing, but velocity ratio is big, opens, the closing operation time is long, in case of emergency, can't realize promptly opening and closing operation.
Summary of the invention
The purpose of the utility model is to improve and innovate to defective that exists in the background technique and problem, provides a kind of compact structure reasonable, realizes that hand that manual and electric changes fast is from dual-purpose high voltage balance cut-off throttle valve.
The technological scheme of the utility model is a kind of cut-off throttle valve that is installed on the heavy caliber pipeline of structure, comprises valve body, the support that links into an integrated entity with valve body and be arranged on valve body and interior flap, valve rod and the switch screw rod of support, wherein:
Flap is arranged on the valve inner lower end; Be connected with the valve rod T groove that is provided with at an upper portion thereof; The top of valve rod connects the switch screw rod through splitting anchor clamps, the collar and roller; Switch screw rod top is stretched out and is connected with the impact handwheel, and rotates and impact handwheel control switch screw rod, valve rod and the flap manual open and close valve that moves up and down;
Described top of the trellis, the switch screw rod that impacts under the handwheel are provided with the valve electromechanical controlling device that conversion valve is self-locking state, manual state or auto state.
Advantage of the utility model and beneficial effect:
The utility model can be installed on any position of pipeline, and Applicable scope is PN16-32Mpa DN200-350mm, has changed big the reaching slowly with speed of pure manual causes switch power and purely electronicly can't realize valve closing or unlatching when power failure or electronic the breaking down.
Description of drawings
Fig. 1 is the utility model cross-sectional view.
Fig. 2 is Figure 1A-A cross-sectional view.
Fig. 3 is a reverser mounting structure plan view.
Embodiment
Can know that by Fig. 1 to 3 the utility model is installed on the heavy caliber pipeline, comprise valve body 1, the support 5 that links into an integrated entity with valve body 1 and be arranged on flap 2, valve rod 4 and the switch screw rod 11 in valve body 1 and the support 5, wherein:
Described support 5 tops, the switch screw rod 11 that impacts under the handwheel 14 are provided with the valve electromechanical controlling device that conversion valve is self-locking state, manual state or auto state.
The described valve electromechanical controlling device of the utility model comprises the worm gear 12 that is arranged on the switch screw rod 11; Be arranged on worm gear 12 1 sides and connected worm screw 15; With the reverser that is arranged on the top 13; Wherein worm gear 12 is connected with valve driving machine 19 through coupling 18, and valve driving machine 19 drives worm gears 12, worm screw 15 and rotates drive switch screw rod 11, valve rod 4 and the flap 2 automatic open and close valve that moves up and down.Described reverser 13 is provided with the third gear throw over switch, comprise the valve self-locking pass shelves, valve recloser neutral gear and valve hand switch open shelves.Described valve body 1 is angie type and straight-through type.Described flap 2 lower ends are provided with the hard Sealing 17 of the conical surface with valve body 1 sealing.Described flap 2 middle parts and valve rod 4 middle parts are connected with Stuffing box 3, are provided with the stuffing seal sealing between Stuffing box 3 and flap 2 and the valve rod 4.Described stuffing seal comprises the O type circle 21 that is folded in sealing between Stuffing box 3 and the flap 2; Be arranged in the Stuffing box 3 top seal grooves soft seal; Filler 6 under during wherein soft seal comprises; Descend the filler gland 7 of filler 6 on being fixed and clamped, and be arranged on the filler differential 8 on filler gland 7 tops.Described valve driving machine 19 is fixed on the valve electromechanical controlling device outside through electric machine support 20.
The assembly relation of each parts of the utility model and structural principle:
The utility model is installed on the large diameter pipeline, comprises valve body 1, is arranged on the flap 2 in the valve body 1, and flap 2 is connected through the T groove with valve rod 4, and valve rod 4 is connected with the collar 10 rollers through splitting chuck 9 with switch screw rod 11.Described valve body 1 is angie type and straight-through type.Described flap 2 lower ends are provided with the hard Sealing 17 of the conical surface with valve seal; Flap and Stuffing box adopt compound F-4 O type circle 21 sealings; Be provided with stuffing seal between valve rod 4 middle parts and the Stuffing box 3 and be folded in the going up in the stuffing seal filler 6 down; Stuffing seal top is provided with filler gland 7, filler differential 8, valve rod 4 and switch screw rod 11 through roller 16, split chuck 9, the collar 10 is connected; Described impact handwheel 14 is arranged on the top of switch screw rod 11, connects the hard Sealing 17 of the conical surface by flap 2.Described valve driving machine 19 is connected with worm screw 15 through coupling 18.
The described stuffing seal of the utility model comprises compound F-4 O type circle 17, following filler 6 during soft seal comprises, filler gland 7.Wherein compound F-4 O type circle 21 is folded between Stuffing box 3 and the flap 2, and compound F-4 O type circle 21 makes compound F-4 O type circle 21 distortion reach sealing effect through Stuffing box inside groove tolerance and Stuffing box and flap fit tolerance; Filler 6 is folded between Stuffing box 3 and the filler gland 7 under in going up, and said filler differential 8 stressed effect filler glands 7 compress downwards and promptly reach sealing effect.
The working principle of the utility model:
The utility model is installed on the large diameter pipeline; Comprise valve body 1, be arranged on the flap 2 in the valve body 1, flap 2 is connected through the T groove with valve rod 4, and compound F-4 O type circle 21 is out of shape compound F-4 O type circle 21 through Stuffing box inside groove tolerance and Stuffing box and flap fit tolerance to reach sealing effect; Valve rod 4 and switch screw rod 11 through roller 16, split chuck 9, the collar 10 is connected; Self-lock force through reverser 13 and worm gear 12, worm screw 15 itself rotates and impacts handwheel 14, and switch screw rod 11 is rotated; Drive valve rod 4, flap 2 upper and lower motions, realize that valve is manual; Reverser 13 places neutral position, and starter gate valve door motor (clockwise and anticlockwise) 19 makes 15 transmissions of worm gear 12 worm screws through coupling 18, drives switch screw rod 11 and moves up and down, and realizes valve opening and closes from face.
The described embodiment of the utility model only is the description that the preferred implementation of the utility model is carried out; Be not that the utility model design and scope are limited; Under the prerequisite that does not break away from the utility model design philosophy, engineers and technicians make the technological scheme of the utility model in related domain various modification and improvement all should fall into the protection domain of the utility model; The technology contents that the utility model is asked for protection all is documented in claims.
Claims (8)
1. a hand is from dual-purpose high voltage balance cut-off throttle valve; Be installed on the heavy caliber pipeline; It is characterized in that comprising valve body (1); The support (5) that links into an integrated entity with valve body (1) and be arranged on flap (2), valve rod (4) and the switch screw rod (11) in valve body (1) and the support (5), wherein:
Flap (2) is arranged on valve body (1) interior lower end; Be connected with valve rod (4) the T groove that is provided with at an upper portion thereof; The top of valve rod (4) connects switch screw rod (11) through splitting anchor clamps (9), the collar (10) and roller (16); Switch screw rod (11) top is stretched out and is connected with and impacts handwheel (14), and rotates and impact handwheel (14) control switch screw rod (11), valve rod (4) and flap (2) the manual open and close valve that moves up and down;
Described support (5) top, the switch screw rod (11) that impacts under the handwheel (14) are provided with the valve electromechanical controlling device that conversion valve is self-locking state, manual state or auto state.
2. hand according to claim 1 is from dual-purpose high voltage balance cut-off throttle valve; It is characterized in that described valve electromechanical controlling device comprises the worm gear (12) that is arranged on the switch screw rod (11); Be arranged on worm gear (12) one sides and connected worm screw (15); With the reverser that is arranged on the top (13); Wherein worm gear (12) is connected with valve driving machine (19) through coupling (18), and valve driving machine (19) drives worm gear (12), worm screw (15) and rotates drive switch screw rod (11), valve rod (4) and flap (2) the automatic open and close valve that moves up and down.
3. hand according to claim 2 is characterized in that from dual-purpose high voltage balance cut-off throttle valve described reverser (13) is provided with the third gear throw over switch, comprise the valve self-locking pass shelves, valve recloser neutral gear and valve hand switch open shelves.
4. hand according to claim 1 is characterized in that from dual-purpose high voltage balance cut-off throttle valve described valve body (1) is angie type and straight-through type.
5. hand according to claim 1 is characterized in that from dual-purpose high voltage balance cut-off throttle valve described flap (2) lower end is provided with the hard Sealing of the conical surface (17) that seals with valve body (1).
6. hand according to claim 1 is from dual-purpose high voltage balance cut-off throttle valve; It is characterized in that described flap (2) middle part and valve rod (4) middle part are connected with Stuffing box (3), are provided with the stuffing seal sealing between Stuffing box (3) and flap (2) and the valve rod (4).
7. hand according to claim 6 is from dual-purpose high voltage balance cut-off throttle valve; It is characterized in that described stuffing seal comprises the O type circle (21) that is folded in sealing between Stuffing box (3) and the flap (2); Be arranged in Stuffing box (3) the top seal groove soft seal; Following filler (6) during wherein soft seal comprises, be fixed and clamped go up in the filler gland (7) of filler (6) down, and be arranged on the filler differential (8) on filler gland (7) top.
8. hand according to claim 2 is characterized in that from dual-purpose high voltage balance cut-off throttle valve described valve driving machine (19) is fixed on the valve electromechanical controlling device outside through electric machine support (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120339853XU CN202209432U (en) | 2011-09-13 | 2011-09-13 | Manual-automatic dual-purpose high-pressure balance stop throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120339853XU CN202209432U (en) | 2011-09-13 | 2011-09-13 | Manual-automatic dual-purpose high-pressure balance stop throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209432U true CN202209432U (en) | 2012-05-02 |
Family
ID=45988979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120339853XU Expired - Fee Related CN202209432U (en) | 2011-09-13 | 2011-09-13 | Manual-automatic dual-purpose high-pressure balance stop throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209432U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853138A (en) * | 2012-09-17 | 2013-01-02 | 李理 | Manual valve with support device |
| CN105805090A (en) * | 2016-04-27 | 2016-07-27 | 北京交通大学 | Safety device for stop valve of turbine pump |
| CN111853262A (en) * | 2020-06-10 | 2020-10-30 | 中国石油大学(北京) | Needle valve |
-
2011
- 2011-09-13 CN CN201120339853XU patent/CN202209432U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853138A (en) * | 2012-09-17 | 2013-01-02 | 李理 | Manual valve with support device |
| CN105805090A (en) * | 2016-04-27 | 2016-07-27 | 北京交通大学 | Safety device for stop valve of turbine pump |
| CN111853262A (en) * | 2020-06-10 | 2020-10-30 | 中国石油大学(北京) | Needle 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 |
Granted publication date: 20120502 Termination date: 20150913 |
|
| EXPY | Termination of patent right or utility model |