CN210397893U - Power-off self-locking device for primary network electric regulating valve - Google Patents
Power-off self-locking device for primary network electric regulating valve Download PDFInfo
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- CN210397893U CN210397893U CN201920806429.8U CN201920806429U CN210397893U CN 210397893 U CN210397893 U CN 210397893U CN 201920806429 U CN201920806429 U CN 201920806429U CN 210397893 U CN210397893 U CN 210397893U
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Abstract
The utility model discloses a be used for electric control valve outage self-lock device once, include the valve body of constituteing by last hydro-cylinder, lower hydro-cylinder, valve head body, oil pump, fuel tap and casing, the both sides of valve head body all are equipped with three answer mechanism, there is the oil storage cover downside of valve head body through pipe connection, be connected with the down tube through the mechanism that opens and shuts in the oil storage cover, the lower extreme of down tube is connected with the operating mechanism. The utility model discloses a set up the cooperation of replying the mechanism, opening and shutting the mechanism and the operating mechanism, be in under the open mode when the valve body, the heat transfer station cuts off the power supply suddenly, and at this moment the first spring that has compressed passes through the oil valve with the interior oil of lower hydro-cylinder and presses back to the oil cylinder, and the installing port can be closed to the mechanism of opening and shutting simultaneously and operating mechanism to make the installing port close in no power, avoid the heat waste.
Description
Technical Field
The utility model relates to a power-off self-locking protection equipment technical field especially relates to a be used for a net electrical control valve outage self-lock device.
Background
The heat exchange station is a place where heat is concentrated and exchanged, and is divided into a direct supply station and an intermediate supply station according to a heat supply form, wherein the direct supply station is used for directly supplying users to a power plant, the temperature is high, the control is difficult, heat energy is wasted, the direct supply station is a product of waste heat and welfare heat supply of the power plant at first, along with the economic development of commodities, heat commercialization is realized, a heat power company starts to improve the heat supply quality, only the intermediate supply station is provided, the intermediate supply station belongs to the concentrated heat supply, and a boiler supplies heat to save the links of the power plant, but the efficiency is low, the pollution is eliminated nearly, the concentrated heat supply is a development direction, the intermediate supply station is a main station, and a primary pipe network refers to a.
The existing primary network electric regulating valve does not have the function of power-off self-locking when the power is off, so that oil in the lower oil cylinder cannot be timely pressed back into the upper oil cylinder, and heat waste is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current primary network electric control valve who exists among the prior art and often not having the function of outage auto-lock when the outage to make in the oil of lower hydro-cylinder can not be timely the pressure return oil cylinder, thereby lead to the shortcoming of heat waste easily, and the one that proposes is used for the auto-lock device that cuts off the power supply of primary network electric control valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a be used for electric control valve outage self-lock device once net, includes the valve body of compriseing last hydro-cylinder, lower hydro-cylinder, valve head body, oil pump, fuel tap and casing, the both sides of valve head body all are equipped with three answer mechanism, there is the oil storage cover downside of valve head body through pipe connection, be connected with the down tube through opening and shutting the mechanism in the oil storage cover, the lower extreme of down tube is connected with start-stop mechanism.
Preferably, the output end of the oil pump penetrates through the top of the lower oil cylinder and extends inwards, the input end of the oil pump penetrates through the bottom of the upper oil cylinder and extends upwards, the output end of the oil valve penetrates through the bottom of the upper oil cylinder and extends upwards, the input end of the oil valve penetrates through the top of the lower oil cylinder and extends downwards, the oil pump is connected with an external power supply through a power line, and a switch is mounted on the side wall of the shell.
Preferably, the restoring mechanism comprises a fixing plate fixedly connected in the shell, one side, close to the valve head body, of the fixing plate is connected with a sliding rod through a first spring, and one end, far away from the first spring, of the sliding rod penetrates through the side wall of the valve head body and is fixedly connected with a moving plate.
Preferably, the sliding rod is connected with the side wall of the valve head body in a sliding and sealing mode.
Preferably, the mechanism that opens and shuts includes the mount at top in the oil storage cover of fixed connection, be equipped with the commentaries on classics board in the mount, the fixed cover has connect the bull stick in the commentaries on classics board, both ends all rotate with the mount inner wall around the bull stick and are connected, the upside right-hand member fixedly connected with balancing weight of commentaries on classics board, the lug that the three equidistance of upside left end fixedly connected with of commentaries on classics board was arranged, the recess that the pronunciation lug corresponds is seted up at the top in the oil storage cover, the downside and the down tube upper end of commentaries on classi.
Preferably, the opening and closing mechanism comprises a mounting opening formed in the bottom of the oil storage cover, one side of the mounting opening is connected with an opening plate in a rotating mode, the lower end of the inclined rod is connected with a first sliding block in a rotating mode, a first sliding groove corresponding to the first sliding block is formed in the opening plate, and the first sliding block is connected with the inner wall of the first sliding groove through a second spring.
Compared with the prior art, the beneficial effects of the utility model are that:
through the cooperation of the return mechanism, the opening and closing mechanism and the opening and closing mechanism, when the oil pump starts to work, oil is pressed into the lower oil cylinder from the upper oil cylinder to drive the movable plate to move, the movable plate moves to drive the slide rod to move, the slide rod moves to drive the first spring to move, simultaneously, the gravity of the oil can drive the rotary plate to open, the rotary plate rotates to drive the inclined rod to move, the inclined rod moves to drive the opening and closing plate to open, so that the mounting opening is opened, when the regulating valve is closed and adjusted, the oil valve works to flush the oil into the upper oil cylinder from the lower oil cylinder, the first spring resets, simultaneously, the rotary plate resets under the action of the gravity of the counterweight block, so as to drive the opening and closing plate to reset, so that the mounting opening can be closed, in addition, when the valve body is in an open state, the heat exchange station is suddenly powered off, at the compressed first spring presses the oil in the, therefore, the mounting port is closed when no power supply exists, and heat waste is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at C in fig. 3 according to the present invention.
In the figure: 1. feeding an oil cylinder; 2. a lower oil cylinder; 3. a valve head body; 4. an oil pump; 5. an oil valve; 6. an oil storage cover; 7. a fixing plate; 8. a first spring; 9. a slide bar; 10. moving the plate; 11. a fixed mount; 12. a balancing weight; 13. rotating the plate; 14. a bump; 15. a diagonal bar; 16. a first slider; 17. opening and closing the board; 18. a second spring; 19. a housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a power-off self-locking device for a primary grid electric control valve comprises a valve body consisting of an upper oil cylinder 1, a lower oil cylinder 2, a valve head body 3, an oil pump 4, an oil valve 5 and a shell 19, wherein the output end of the oil pump 4 penetrates through the top of the lower oil cylinder 2 and extends inwards, the input end of the oil pump 4 penetrates through the bottom of the upper oil cylinder 1 and extends upwards, the output end of the oil valve 5 penetrates through the bottom of the upper oil cylinder 1 and extends upwards, the input end of the oil valve 5 penetrates through the top of the lower oil cylinder 2 and extends downwards, the oil pump 4 is connected with an external power supply through a power line, the oil pump 4 is in the type of DYB-80, a switch is installed on the side wall of the shell 19, the switch is then pressed so that power can be supplied to the oil pump 4, the oil pump 4 is operated to force oil from the upper cylinder 1 into the lower cylinder 2, and the oil valve 5 is operated to flush oil from the lower cylinder 2 into the upper cylinder 1.
The both sides of valve head body 3 all are equipped with three answer mechanism, answer mechanism includes fixed plate 7 of fixed connection in casing 19, one side that fixed plate 7 is close to valve head body 3 is connected with slide bar 9 through first spring 8, slide bar 9 is kept away from the one end of first spring 8 and is run through valve head body 3's lateral wall and fixedly connected with movable plate 10, slide bar 9 and the 3 lateral wall sliding seal of valve head body are connected, the heat transfer station cuts off the power supply suddenly, at this moment compressed first spring 8 drives slide bar 9 and resets, slide bar 9 resets and drives movable plate 10 and reset, movable plate 10 can press back last hydro-cylinder 1 through oil valve 5 with the oil in the hydro-cylinder 2 down.
The lower side of the valve head body 3 is connected with an oil storage cover 6 through a guide pipe, an inclined rod 15 is connected in the oil storage cover 6 through an opening and closing mechanism, the opening and closing mechanism comprises a fixed frame 11 fixedly connected to the inner top of the oil storage cover 6, a rotating plate 13 is arranged in the fixed frame 11, a rotating rod is fixedly sleeved in the rotating plate 13, the front end and the rear end of the rotating rod are rotatably connected with the inner wall of the fixed frame 11, a balancing weight 12 is fixedly connected to the right end of the upper side of the rotating plate 13, three equidistantly arranged convex blocks 14 are fixedly connected to the left end of the upper side of the rotating plate 13, a groove corresponding to the voice convex block 14 is formed in the inner top of the oil storage cover 6, the lower side of the rotating plate 13 is rotatably connected with the upper end of the inclined rod 15, the rotating plate 13 rotates to drive the inclined rod 15 to move, the, the rotating plate 13 is driven to reset by the gravity of the counterweight block 12, and the rotating plate 13 resets to drive the projection 14 to be clamped in the groove.
The lower extreme of down tube 15 is connected with operating mechanism, operating mechanism is including seting up the installing port in 6 bottoms of oil storage cover, one side of installing port is rotated and is connected with open-close plate 17, the lower extreme of down tube 15 is rotated and is connected with first slider 16, open-close plate 17 is last to be seted up the first spout that corresponds with first slider 16, first slider 16 passes through second spring 18 and first spout inner wall connection, it resets to change board 13 and drives down tube 15 and reset, simultaneously because the elastic action of second spring 18 can drive first slider 16 and reset, thereby can drive open-close plate 17 and reset, thereby can close the installing port.
The working principle is as follows: firstly, a power line is connected with a socket of an external power supply, then a switch is pressed down, so that power can be supplied to an oil pump 4, when the oil pump 4 starts to work, oil is pressed into a lower oil cylinder 2 from an upper oil cylinder 1, simultaneously, the oil can drive a movable plate 10 to move, the movable plate 10 moves to drive a slide rod 9 to move, the slide rod 9 moves to drive a first spring 8 to move, simultaneously, the gravity of the oil can drive a rotary plate 13 to open, the rotary plate 13 rotates to drive a diagonal rod 15 to move, the diagonal rod 15 moves to drive a switch plate 17 to open, so that a mounting opening is opened, when a regulating valve is closed and adjusted, the oil valve 5 works to flush the oil into the upper oil cylinder 1 from the lower oil cylinder 2, at the moment, the first spring 8 resets, simultaneously, the rotary plate 13 resets under the action of the gravity of a counterweight block 12, so as to drive the switch plate 17 to reset, so that the mounting opening can be closed, in addition, when a valve body is in an open state, a heat exchange station is, simultaneously because the action of gravity of balancing weight 12 can drive commentaries on classics board 13 and reset, change board 13 and reset and drive 14 blocks of lug in the recess, and change board 13 and reset and drive down tube 15 and reset, simultaneously because the elastic action of second spring 18 can drive first slider 16 and reset to can drive open-close plate 17 and reset, thereby can close the installing port, thereby make the installing port close in the time of no power supply, avoid the heat waste, do above the utility model discloses a whole theory of operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a be used for a net electrical control valve outage self-lock device once, includes the valve body of constituteing by last hydro-cylinder (1), lower hydro-cylinder (2), valve head body (3), oil pump (4), oil valve (5) and casing (19), its characterized in that: the valve head comprises a valve head body (3), wherein three return mechanisms are arranged on two sides of the valve head body (3), the lower side of the valve head body (3) is connected with an oil storage cover (6) through a guide pipe, an inclined rod (15) is connected into the oil storage cover (6) through an opening and closing mechanism, and the lower end of the inclined rod (15) is connected with an opening and closing mechanism.
2. The power-off self-locking device for the primary grid electric regulating valve is characterized in that: the output end of the oil pump (4) penetrates through the top of the lower oil cylinder (2) and extends inwards, the input end of the oil pump (4) penetrates through the bottom of the upper oil cylinder (1) and extends upwards, the output end of the oil valve (5) penetrates through the bottom of the upper oil cylinder (1) and extends upwards, the input end of the oil valve (5) penetrates through the top of the lower oil cylinder (2) and extends downwards, the oil pump (4) is connected with an external power supply through a power line, and a switch is installed on the side wall of the shell (19).
3. The power-off self-locking device for the primary grid electric regulating valve is characterized in that: the restoring mechanism comprises a fixing plate (7) fixedly connected in a shell (19), one side, close to the valve head body (3), of the fixing plate (7) is connected with a sliding rod (9) through a first spring (8), and one end, far away from the first spring (8), of the sliding rod (9) penetrates through the side wall of the valve head body (3) and is fixedly connected with a moving plate (10).
4. The power-off self-locking device for the primary grid electric regulating valve is characterized in that: the sliding rod (9) is connected with the side wall of the valve head body (3) in a sliding and sealing mode.
5. The power-off self-locking device for the primary grid electric regulating valve is characterized in that: mechanism includes mount (11) at fixed connection top in oil storage cover (6), be equipped with commentaries on classics board (13) in mount (11), the fixed cover has connect the bull stick in commentaries on classics board (13), both ends all are connected with mount (11) inner wall rotation around the bull stick, the upside right-hand member fixedly connected with balancing weight (12) of commentaries on classics board (13), lug (14) that the upside left end fixedly connected with three equidistance of commentaries on classics board (13) was arranged, the recess that pronunciation lug (14) correspond is seted up at oil storage cover (6) interior top, the downside and down tube (15) upper end rotation of commentaries on classics board (13) are connected.
6. The power-off self-locking device for the primary grid electric regulating valve is characterized in that: the opening and closing mechanism is including offering the installing port in oil storage cover (6) bottom, one side of installing port is rotated and is connected with open-close plate (17), the lower extreme of down tube (15) is rotated and is connected with first slider (16), set up the first spout that corresponds with first slider (16) on open-close plate (17), first slider (16) are through second spring (18) and first spout inner wall connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806429.8U CN210397893U (en) | 2019-05-31 | 2019-05-31 | Power-off self-locking device for primary network electric regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806429.8U CN210397893U (en) | 2019-05-31 | 2019-05-31 | Power-off self-locking device for primary network electric regulating valve |
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| CN210397893U true CN210397893U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920806429.8U Active CN210397893U (en) | 2019-05-31 | 2019-05-31 | Power-off self-locking device for primary network electric regulating valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669764A (en) * | 2020-12-24 | 2022-06-28 | 宁波聚轩信息科技有限公司 | High-temperature automatic power-off structure of numerical control main shaft for die machining |
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2019
- 2019-05-31 CN CN201920806429.8U patent/CN210397893U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669764A (en) * | 2020-12-24 | 2022-06-28 | 宁波聚轩信息科技有限公司 | High-temperature automatic power-off structure of numerical control main shaft for die machining |
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