CN217440272U - Anti-reverse structure of circulating pump motor - Google Patents
Anti-reverse structure of circulating pump motor Download PDFInfo
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- CN217440272U CN217440272U CN202123408467.4U CN202123408467U CN217440272U CN 217440272 U CN217440272 U CN 217440272U CN 202123408467 U CN202123408467 U CN 202123408467U CN 217440272 U CN217440272 U CN 217440272U
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- circulating pump
- pipeline
- fixedly connected
- guide rod
- sliding groove
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Abstract
The utility model discloses an anti-reverse structure of a circulating pump motor, which relates to the technical field of anti-reverse structures of circulating pump motors, and aims to solve the problem of reverse of circulating pump motors; the sealing anti-reversion structure comprises a vertical plate, a spring, a guide rod, a stop block, a sealing ball and a conical shell; one end in the pipeline is fixedly connected with the vertical plate, the other end of the inner wall of the pipeline is fixedly connected with the outer side of the conical shell, one end of the guide rod penetrates through the small opening end of the conical shell, one end of the guide rod is fixedly connected with one end of the sealing ball, and the other end of the guide rod penetrates through the vertical plate. When liquid flows back, a large amount of liquid in the pipeline rushes to the sealing ball, the sealing ball plugs the small end of the conical shell under the action of water pressure, so that the liquid is prevented from entering the circulating pump, and the circulating pump and the motor are protected.
Description
Technical Field
The utility model relates to a technical field of anti-reversion structure of circulating pump motor specifically is an anti-reversion structure of circulating pump motor.
Background
The circulating pump is a circulating liquid pump for conveying reaction, absorption, separation and absorption liquid regeneration in the device. The circulating pump is called a circulating pump as the working principle of the circulating pump, and for example, hot water in a water heating pipeline is circulated by the circulating pump.
At present, the circulating pump is widely applied to various production processes, and the equipment is single-line main equipment of the whole process, so that the stable operation of the circulating pump is particularly important. At the present stage, liquid is conveyed into the designated device through a long pipeline, once the circulating pump is stopped, a large amount of liquid in the pipeline returns into the pump body of the circulating pump, and the circulating pump and the motor are caused to rotate reversely at a high speed. The service life of the equipment is seriously influenced by the phenomenon, and the motor is forced to rotate reversely, so that the potential safety hazard of a certain degree exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, i.e. the problems of the prior art, the utility model provides an anti-reverse structure of a circulating pump motor, which comprises a pipeline, wherein a sealing anti-reverse structure and a drainage structure are arranged in the pipeline;
the sealing anti-reversion structure comprises a vertical plate, a spring, a guide rod, a stop block, a sealing ball and a conical shell;
one end in the pipeline is fixedly connected with the vertical plate, the other end of the inner wall of the pipeline is fixedly connected with the outer side of the conical shell, one end of the guide rod penetrates through the small opening end of the conical shell, one end of the guide rod is fixedly connected with one end of the sealing ball, the other end of the guide rod penetrates through the vertical plate, the other end of the guide rod is fixedly connected with the stop block, the spring ring is sleeved on the outer side of the guide rod, one end of the spring is fixedly connected with one side of the stop block, and the other end of the spring is fixedly connected with one side of the vertical plate;
the sealing ball diameter is larger than the small end diameter of the conical shell.
The utility model discloses a further set up to: the drainage structure comprises a sliding plate, a connecting rod and a sealing plate;
the lower side in the pipeline is provided with a first sliding groove and a second sliding groove, the first sliding groove is communicated with the second sliding groove, the lower side in the pipeline is provided with a liquid outlet, the liquid outlet is communicated with the second sliding groove, the lower side of the guide rod is fixedly connected with the upper end of the sliding plate, the lower end of the sliding plate penetrates through the sliding grooves and is arranged in the second sliding groove, the lower part of one side of the sliding plate is fixedly connected with one end of the connecting rod, the other end of the connecting rod is fixedly connected with one end of the sealing plate, the sealing plate is arranged in the liquid outlet, and the sealing plate is matched with the second sliding groove.
The utility model discloses a further set up to: the second sliding groove is as wide as the liquid outlet.
The utility model discloses a further set up to: and the lower end of the pipeline corresponding to the liquid outlet is fixedly communicated with a drainage tube.
The utility model has the advantages of: when liquid reflux, a large amount of liquid in the pipeline rushes to the ball sealer, and the ball sealer blocks the tip of conical shell under the effect of water pressure, and the separation liquid has got into to the circulating pump in, has protected circulating pump and motor, and in the shutoff, the guide arm cooperation connecting rod slides the closing plate into to spout two in, and the liquid outlet is opened, and a large amount of liquid flows through the drain pipe, avoids water pressure too high to cause the injury to the pipeline.
Drawings
Fig. 1 shows a first front view of the present invention.
Fig. 2 shows a second front view of the present invention.
Fig. 3 shows a top view of the present invention.
Fig. 4 shows a side view of the present invention.
The device comprises a reference numeral 1, a pipeline, 2, a spring, 3, a vertical plate, 4, a guide rod, 5, a conical shell, 6, a sealing ball, 7, a sealing plate, 8, a connecting rod, 9, a sliding plate, 10, a second sliding groove, 11, a liquid outlet, 12 and a first sliding groove.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
The utility model provides a circulating pump motor anti-reversion structure, when the circulating pump works, liquid flows to the macrostoma end through the small-mouth end of conical shell 5, spring 2 is in the natural stretching state, sealing ball 6 is located the position of keeping away from the small-mouth end of conical shell 5, closing plate 7 is located liquid outlet 11 and blocks liquid outlet 11, as shown in figure 1, when the circulating pump stops working, a large amount of liquid flows backwards along pipeline 1, liquid generates pressure to promote sealing ball 6 to slide towards the small-mouth end near conical shell 5, sealing ball 6 drives the dog to slide towards the direction of keeping away from riser 3 through guide arm 4, when the outside of sealing ball 6 is closely attached to conical shell 5, sealing ball 6 blocks the liquid flowing backwards, liquid is blocked from entering into the circulating pump, circulating pump and motor are protected, spring 2 is in the stretching state, when blocking, guide arm 4 drives slide 9 and slides along spout 12, and slide 9 drives closing plate 7 through connecting rod 8 and slides to spout two 10 in, and at this moment, liquid outlet 11 is in the open mode, and the liquid of a large amount of refluences passes through the drain pipe and flows, avoids water pressure too high to cause the injury to the pipeline, and after a large amount of refluences liquid flow, ball sealer 6 has lost hydraulic impact, and the drive arrangement that kick-backs of spring 2 resumes to initial condition.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and particularly, various features shown in the various embodiments may be combined in any combination as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, unless otherwise explicitly stated or limited in the description of the present invention, the terms "mounted," "connected" and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a circulating pump motor prevents structure of reversing, includes pipeline (1), its characterized in that: a sealing anti-reversion structure and a drainage structure are arranged in the pipeline (1);
the sealing anti-reversion structure comprises a vertical plate (3), a spring (2), a guide rod (4), a stop block, a sealing ball (6) and a conical shell (5);
one end in the pipeline (1) is fixedly connected with the vertical plate (3), the other end of the inner wall of the pipeline (1) is fixedly connected with the outer side of the conical shell (5), one end of the guide rod (4) penetrates through the small-opening end of the conical shell (5), one end of the guide rod (4) is fixedly connected with one end of the sealing ball (6), the other end of the guide rod (4) penetrates through the vertical plate (3), the other end of the guide rod (4) is fixedly connected with the stop block, the spring (2) is sleeved on the outer side of the guide rod (4), one end of the spring (2) is fixedly connected with one side of the stop block, and the other end of the spring (2) is fixedly connected with one side of the vertical plate (3);
the diameter of the sealing ball (6) is larger than that of the small end of the conical shell (5).
2. The anti-reverse structure of the circulating pump motor according to claim 1, characterized in that: the drainage structure comprises a sliding plate (9), a connecting rod (8) and a sealing plate (7);
the pipeline is characterized in that a first sliding groove (12) and a second sliding groove (10) are arranged on the inner lower side of the pipeline (1), the first sliding groove (12) is communicated with the second sliding groove (10), a liquid outlet (11) is arranged on the inner lower side of the pipeline (1), the liquid outlet (11) is communicated with the second sliding groove (10), the lower side of the guide rod (4) is fixedly connected with the upper end of the sliding plate (9), the lower end of the sliding plate (9) penetrates through the first sliding groove (12) and is arranged in the second sliding groove (10), the lower portion of one side of the sliding plate (9) is fixedly connected with one end of the connecting rod (8), the other end of the connecting rod (8) is fixedly connected with one end of the sealing plate (7), the sealing plate (7) is arranged in the liquid outlet (11), and the sealing plate (7) is matched with the second sliding groove (10).
3. The anti-reverse structure of the circulating pump motor according to claim 2, characterized in that: the second sliding groove (10) and the liquid outlet (11) are the same in width.
4. The anti-reverse structure of the circulating pump motor according to claim 2, characterized in that: the lower end of the pipeline (1) corresponding to the liquid outlet (11) is fixedly communicated with a drainage tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123408467.4U CN217440272U (en) | 2021-12-30 | 2021-12-30 | Anti-reverse structure of circulating pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123408467.4U CN217440272U (en) | 2021-12-30 | 2021-12-30 | Anti-reverse structure of circulating pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217440272U true CN217440272U (en) | 2022-09-16 |
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ID=83211957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123408467.4U Active CN217440272U (en) | 2021-12-30 | 2021-12-30 | Anti-reverse structure of circulating pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217440272U (en) |
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2021
- 2021-12-30 CN CN202123408467.4U patent/CN217440272U/en active Active
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