CN218440950U

CN218440950U - Plug-in proportional flow valve

Info

Publication number: CN218440950U
Application number: CN202223095580.6U
Authority: CN
Inventors: 拜颖乾; 赵涛; 周栋
Original assignee: Shaanxi Railway Institute
Current assignee: Shaanxi Railway Institute
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-02-03
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a cartridge formula proportional flow valve, comprising a main body, two first pipelines of interior fixed surface of main part is connected with, two the little mount of the equal fixedly connected with in upper surface of first pipeline, the surface swing joint of little mount has L type induction bar, the outer fixed surface of L type induction bar is connected with the coil, the upper surface of little mount is provided with the buoyancy ball, two second pipelines of the outer fixed surface of main part is connected with, the utility model discloses a be provided with the buoyancy ball, when the valve takes place to leak, the inside water of valve will flow into the internal surface of second pipeline, also can make the buoyancy ball rise when the internal surface of second pipeline is covered by water, the buoyancy ball rises and will draw the pull-up, and the pull-up will make the coil begin to rotate, and the coil begins to rotate and will drive L type induction bar and begin to rotate, will touch inductive switch when L type induction bar rotates to trigger alarming function.

Description

Plug-in proportional flow valve

Technical Field

The utility model relates to a cartridge formula proportional flow valve technical field, concretely relates to cartridge formula proportional flow valve.

Background

The valves are pipe fittings for opening and closing pipes, controlling flow direction, regulating and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be classified into shut-off valves, check valves, regulating valves and the like according to their functions.

Chinese patent CN107965488a discloses a plug-in type proportional flow valve, a differential pressure compensation valve core is assembled in the lower part of the valve body, a compensation spring is arranged between the differential pressure compensation valve core and the valve body, a compensation flow passage hole is opened on the side wall of the differential pressure compensation valve core, and when the proportional electromagnet is powered off, the compensation flow passage hole is communicated with a T port. The advantages are that: rational in infrastructure, compact, small, but after the valve used for a long time, the condition that can make the junction of valve take place to leak was inevitable, however present valve does not possess the leakage alarming function, when leading to the emergence leakage, can't in time handle, causes the waste to the resource, can not realize the control to rivers in the valve moreover.

Therefore, the required plug-in proportional flow valve is provided.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a cartridge formula proportional flow valve to solve the problem that the valve can't report to the police and can't control the interior rivers state of valve.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

cartridge formula proportional flow valve, including the main part, the internal surface fixedly connected with two first pipelines of main part, two the equal fixedly connected with little mount in upper surface of first pipeline, the surface swing joint of little mount has L type induction bar, the surface fixedly connected with coil of L type induction bar, the upper surface of little mount is provided with the buoyancy ball, two second pipelines of the external surface fixedly connected with of main part, two the upper surface of second pipeline all is provided with alarm device, alarm device's output is provided with inductive switch, the upper surface fixedly connected with seal box of main part, the internal surface sliding connection of seal box has T type pole, the internal surface fixedly connected with nut of main part, the internal surface threaded connection of nut has the threaded rod, the lower surface swing joint of threaded rod has the bearing beam, the inside bottom surface fixedly connected with chute board of main part, the internal surface sliding connection of chute board has the sliding plate.

Preferably, the lower surface of the T-shaped rod is fixedly connected with the upper surface of the threaded rod, and the upper surface of the sliding plate is movably connected with the lower surface of the bearing rod.

Preferably, the inner surface of the coil is provided with a traction wire, and one end of the traction wire, which is far away from the coil, is fixedly connected with the outer surface of the buoyancy ball.

Preferably, the outer surface of the main body is provided with two first sealing rings, and one end of the second pipeline far away from the main body is fixedly connected with a mounting disc.

Preferably, the upper surface of the first pipeline is fixedly connected with a connecting plate, and the upper surface of the first pipeline is fixedly connected with a filter plate.

Preferably, the inner surface of the seal box is provided with a second seal ring, and the inner surface of the second pipeline is provided with a third seal ring.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a be provided with the buoyancy ball, when the valve takes place to leak, the inside water of valve will flow into the internal surface of second pipeline, the internal surface of second pipeline also can make the buoyancy ball rise when covered by water, the buoyancy ball rises will to draw the pull wire to rise, the pull wire draws the coil that will be to start rotating, the coil begins to rotate and will drive L type induction bar and begins to rotate, will touch inductive switch when L type induction bar rotates to trigger alarming function.

2. The utility model discloses a be provided with T type pole, can drive a series of structures when twisting and take place the effect of linkage, so twist and move T type pole and just can drive the sliding plate and begin to rise and descend, just so can control the rivers state in the valve.

Drawings

Fig. 1 is a schematic front view of the internal structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 2;

in the figure: 1. a main body; 2. a first pipe; 3. a small fixing frame; 4. an L-shaped induction rod; 5. a coil; 6. a pull wire; 7. a buoyant ball; 8. a second pipe; 9. an alarm device; 10. an inductive switch; 11. sealing the box; 12. a nut; 13. a threaded rod; 14. a T-shaped rod; 15. a bearing rod; 16. a chute plate; 17. a sliding plate; 18. a first seal ring; 19. mounting a disc; 20. a connecting plate; 21. and a second seal ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1-3, the present invention provides a technical solution: cartridge formula proportional flow valve, including main part 1, the internal surface fixedly connected with two first pipelines 2 of main part 1, the equal fixedly connected with little mount 3 of upper surface of two first pipelines 2, the surface swing joint of little mount 3 has L type induction bar 4,L type induction bar 4's surface fixedly connected with coil 5, the upper surface of little mount 3 is provided with buoyancy ball 7, the surface fixedly connected with two second pipelines 8 of main part 1, the upper surface of two second pipelines 8 all is provided with alarm device 9, the output of alarm device 9 is provided with inductive switch 10, the upper surface fixedly connected with seal box 11 of main part 1, the internal surface sliding connection of seal box 11 has T type pole 14, the internal surface fixedly connected with nut 12 of main part 1, the internal surface threaded connection of nut 12 has threaded rod 13, the lower surface swing joint of threaded rod 13 has bearing pole 15, the inside bottom surface fixedly connected with chute board 16 of main part 1, the internal surface sliding connection of chute board 16 has sliding plate 17.

Furthermore, the lower surface of the T-shaped rod 14 is fixedly connected with the upper surface of the threaded rod 13, and the upper surface of the sliding plate 17 is movably connected with the lower surface of the bearing rod 15, so that the threaded rod 13 can be driven to rotate when the T-shaped rod 14 is screwed, and the sliding plate 17 can be driven to displace by the rotation of the threaded rod 13.

Furthermore, the inner surface of the coil 5 is provided with a traction wire 6, one end of the traction wire 6, which is far away from the coil 5, is fixedly connected with the outer surface of the buoyancy ball 7, so that when leakage occurs, the buoyancy of water can enable the buoyancy ball 7 to float, and the buoyancy ball 7 floats to enable the coil 5 to rotate.

Furthermore, the outer surface of the main body 1 is provided with two first sealing rings 18, and one end of the second pipeline 8 far away from the main body 1 is fixedly connected with a mounting disc 19, so that the whole valve can have better sealing performance and is convenient to fix when in work.

Further, the last fixed surface of first pipeline 2 is connected with connecting plate 20, and the last fixed surface of first pipeline 2 is connected with the filter, and connecting plate 20 can provide a spacing effect for the rotation of L type induction bar 4, and the filter can filter some impurity.

Furthermore, the inner surface of the seal box 11 is provided with a second seal ring 21, and the inner surface of the second pipeline 8 is provided with a third seal ring, so that the tightness of the whole device in operation can be ensured.

The working principle is as follows: through setting up buoyancy ball 7, when the valve takes place to leak, the inside water of valve will flow into the internal surface of second pipeline 8, the internal surface of second pipeline 8 also can make buoyancy ball 7 rise when being covered by water, buoyancy ball 7 rises will draw pull-up line 6, pull-up line 6 will make coil 5 begin to rotate, coil 5 begins to rotate will drive L type induction rod 4 and begin to rotate, touch inductive switch 10 when L type induction rod 4 rotates, thereby trigger the alarm function, when needing to adjust the rivers in the valve, just can twist T type pole 14, T type pole 14 rotates will drive threaded rod 13 and begin to rotate, because the spacing effect of nut 12, threaded rod 13 rotates will drive bearing rod 15 and take place the displacement, will drive the sliding plate and take place to go up and down when bearing rod 15 takes place the displacement, just so can control the state of rivers in the valve.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The plug-in type proportional flow valve comprises a main body (1), wherein two first pipelines (2) are fixedly connected to the inner surface of the main body (1), small fixing frames (3) are fixedly connected to the upper surfaces of the two first pipelines (2), the outer surface of the small fixing frame (3) is movably connected with an L-shaped induction rod (4), the outer surface of the L-shaped induction rod (4) is fixedly connected with a coil (5), the upper surface of the small fixed frame (3) is provided with a buoyancy ball (7), the outer surface of the main body (1) is fixedly connected with two second pipelines (8), the upper surfaces of the two second pipelines (8) are respectively provided with an alarm device (9), the output end of the alarm device (9) is provided with an inductive switch (10), the upper surface of the main body (1) is fixedly connected with a sealing box (11), the inner surface of the sealing box (11) is connected with a T-shaped rod (14) in a sliding way, the inner surface of the main body (1) is fixedly connected with a nut (12), the inner surface of the nut (12) is connected with a threaded rod (13) in a threaded manner, the lower surface of the threaded rod (13) is movably connected with a bearing rod (15), a sliding groove plate (16) is fixedly connected with the inner bottom surface of the main body (1), the inner surface of the sliding chute plate (16) is connected with a sliding plate (17) in a sliding way.

2. The cartridge proportional flow valve of claim 1, wherein: the lower surface of the T-shaped rod (14) is fixedly connected with the upper surface of the threaded rod (13), and the upper surface of the sliding plate (17) is movably connected with the lower surface of the bearing rod (15).

3. The cartridge proportional flow valve of claim 2, wherein: the inner surface of the coil (5) is provided with a traction wire (6), and one end, far away from the coil (5), of the traction wire (6) is fixedly connected with the outer surface of the buoyancy ball (7).

4. The cartridge proportional flow valve of claim 1, wherein: the outer surface of main part (1) is provided with two first sealing washer (18), the one end fixedly connected with mounting disc (19) of main part (1) is kept away from in second pipeline (8).

5. The cartridge proportional flow valve of claim 1, wherein: the upper surface of first pipeline (2) fixed connection has connecting plate (20), the upper surface fixed connection of first pipeline (2) has the filter.

6. The cartridge proportional flow valve of claim 1, wherein: the inner surface of seal box (11) is provided with second sealing washer (21), the inner surface of second pipeline (8) is provided with the third sealing washer.