CN217874435U - High-performance zero-leakage corrugated pipe gate valve - Google Patents

Abstract

The utility model provides a bellows gate valve is revealed to high performance nothing, through being connected to the bellows gate valve flange dish on the bellows gate valve passageway with the bellows, and carry out the bolt fastening in inserting bellows gate valve switch plate through the bolt, the bellows gate valve switch plate in the sealed outer valve body of bellows gate valve opens and shuts at the in-process that the gate valve need open and shut, bellows gate valve switch plate adopts interference fit at the in-process of installation with the inside of the sealed outer valve body of bellows gate valve, and then make the inseparable laminating of the sealed outer valve body of bellows gate valve switch plate and bellows gate valve, effectively prevent to take place between the sealed outer valve body of bellows gate valve switch plate and bellows gate valve and reveal.

Description

A high-performance zero-leakage bellows gate valve

technical field

The utility model relates to the field of zero-leakage bellows gate valves, in particular to a high-performance zero-leakage bellows gate valve.

Background technique

A corrugated pipe proposed by Chinese utility model patent/utility model patent (application number: CN201910669552.4) includes a pipe body, the pipe body includes a connecting pipe, a telescopic pipe and a corrugated pipe, and the middle part of the connecting pipe is provided with a A section of telescopic tube used for buffering pressure, set inside the connecting tube to remove the cleaning mechanism on the inner wall of the pipe, set inside the telescopic tube to extend the stretching mechanism, set inside the connecting tube Internally connected to the stretching mechanism for discharge mechanism under high pressure. For the discharge of sludge at different flow rates, the telescopic length of the telescopic pipe is slightly changed, and the scraping head of the cleaning mechanism is driven to rotate at a small angle in the circumferential direction inside the pipe, so as to scrape off the sludge on the inner wall of the pipe. When the internal flow rate is large, the expansion and contraction length of the expansion tube is relatively large, and the expansion tube enables the cleaning mechanism to move up and down while rotating in the circumferential direction, so as to realize further cleaning of the sludge inside the pipeline. Leakage is prone to occur, and then the bellows will have transmission leakage during the transportation process. Therefore, we have improved this and proposed a high-performance zero-leakage bellows gate valve.

Utility model content

The purpose of this utility model is: in view of the problems raised by the existing background technology, in order to achieve the above-mentioned purpose of the utility model, the utility model provides the following technical solutions: a high-performance zero-leakage bellows gate valve to improve the above-mentioned problems, this application Specifically, a bellows connecting assembly is provided above the sealed outer valve body of the bellows gate valve, and the bellows connecting assembly includes a bellows gate valve channel, a bellows gate valve connecting flange, and a bellows gate valve switch plate, The upper surface of the bellows gate valve sealing outer valve body is provided with the bellows gate valve passage, the upper surface of the bellows gate valve passage is welded to the bellows gate valve connecting flange, and the bellows gate valve connecting flange The bellows gate valve switch plate is arranged inside the disc, the front end of the sealed outer valve body of the bellows gate valve is provided with a motor assembly, the outer side of the motor assembly is provided with a transmission protection assembly, and the front end of the motor assembly is provided with a motor Wire connector assembly.

As a preferred technical solution of the present application, there are four switch plates of the bellows gate valve, and the uniform ring array is symmetrical on the surface of the connecting flange of the bellows gate valve.

As a preferred technical solution of this application, the motor assembly includes a mounting base, a bellows gate valve body stepping motor, a motor rotating shaft, a driving chain gear, a transmission chain, a driven chain gear, and a rotating shaft. The bellows gate valve body stepping motor is provided on the surface, and the right surface of the bellows gate valve body stepping motor is connected to the motor rotating shaft in rotation, and the front end of the motor rotating shaft is inlaid and connected to the driving chain gear. The outer surface of the driving chain gear is nested and connected to the transmission chain, the inner surface of the transmission chain is connected to the driven chain gear by a caliper, and the inner surface of the driven chain gear is rotatably connected to the rotating shaft.

As a preferred technical solution of the present application, the installation base is arranged at the outer bottom end of the sealed outer valve body of the bellows gate valve, and the stepping motor of the valve body of the bellows gate valve is located at the front end of the valve body.

As a preferred technical solution of the present application, the rotating shaft is arranged on the right side of the sealed outer valve body of the bellows gate valve, wherein the driving chain gear and the driven chain gear are both arranged at both ends of the inner side of the transmission chain.

As a preferred technical solution of the present application, the transmission protection assembly includes a motor shaft housing and a chain guard, the outer surface of the motor shaft is inlaid and connected to the motor shaft housing, and the outer surface of the transmission chain is inlaid and connected to the chain guard.

As a preferred technical solution of the present application, the motor wire joint assembly includes a motor wire box and a motor wire connector, the front end of the bellows gate valve valve body stepper motor is provided with the motor wire box, and the motor wire box The motor wire connector is provided on the upper right.

Compared with the prior art, the utility model has the beneficial effects:

In the scheme of this application:

1. First connect the bellows to the bellows gate valve connection flange on the bellows gate valve channel, and insert the bolts into the bellows gate valve switch plate for bolt fixing, and pass the bellows when the gate valve needs to be opened and closed. The bellows gate valve switch plate in the gate valve sealing outer valve body is opened and closed, and the bellows gate valve switch plate and the inside of the bellows gate valve sealing outer valve body adopt interference fit during installation, so that the bellows gate valve switch plate and the bellows gate valve The tight fit of the sealed outer valve body of the pipe gate valve effectively prevents leakage between the switch plate of the bellows gate valve and the sealed outer body of the bellows gate valve;

2. The stepping motor of the bellows gate valve body in the motor assembly provides power to drive the motor rotating shaft to rotate. The stepping motor of the bellows gate valve body is connected to the AC wire through the motor wire connector in the motor wire box, and the motor rotating shaft The rotation of the driving chain gear drives the driving chain gear to rotate, and the rotation of the driving chain gear transmits the power to the driven chain gear through the transmission chain, and drives the rotating shaft to rotate through the rotation of the driven chain gear, and drives the bellows gate valve through the rotation of the rotating shaft The switch plate is opened and closed, and the outer surface of the transmission chain is provided with a chain guard to effectively protect the chain.

Description of drawings:

Fig. 1 is the structural representation that the application provides;

Fig. 2 is the local structural schematic diagram that the application provides;

Fig. 3 is the sectional structure schematic diagram provided by the present application;

Fig. 4 is the front view that this application provides;

Fig. 5 is the side view provided by the present application;

Fig. 6 is a top view provided by the present application.

Marked in the figure:

1. The bellows gate valve seals the outer valve body;

2. Bellows connection assembly; 201. Bellows gate valve channel; 202. Bellows gate valve connecting flange; 203. Bellows gate valve switch plate;

3. Motor assembly; 301. Mounting base; 302. Bellows gate valve body stepping motor; 303. Motor rotating shaft; 304. Driving chain gear; 305. Transmission chain; 306. Driven chain gear; 3061. Rotating shaft;

4. Transmission protection component; 401. Motor shaft housing; 402. Chain guard;

5. Motor wire joint assembly; 501, motor wire box; 502, motor wire connector.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiment is a specific implementation mode of the present utility model, and is not limited to all the embodiments.

Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the claimed invention, but only represents some embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments can be combined with each other. It should be noted that similar symbols and letters represent similar items in the following drawings , therefore, once an item is defined in one drawing, it does not require further definition and explanation in subsequent drawings.

Embodiment: Please refer to Figures 1-6, a high-performance zero-leakage bellows gate valve, including a bellows gate valve sealing outer valve body 1 above which a bellows connection assembly 2 is provided, and the bellows connection assembly 2 includes a bellows gate valve channel 201 , bellows gate valve connection flange 202, bellows gate valve switch plate 203, the upper surface of bellows gate valve sealing outer valve body 1 is provided with bellows gate valve passage 201, the upper surface of bellows gate valve passage 201 is welded and connected to bellows gate valve connection Flange 202, bellows gate valve connection flange 202 is provided with a bellows gate valve switch plate 203, the front end of the bellows gate valve sealing outer valve body 1 is provided with a motor assembly 3, and the outside of the motor assembly 3 is provided with a transmission protection assembly 4. The front end of the motor assembly 3 is equipped with a motor wire joint assembly 5, and the bellows gate valve switch plate 203 is provided with four uniform ring arrays, which are symmetrical on the surface of the bellows gate valve connecting flange 202, and the motor assembly 3 includes a mounting base 301, bellows gate valve body stepping motor 302, motor rotating shaft 303, driving chain gear 304, transmission chain 305, driven chain gear 306, rotating shaft 3061, the upper surface of the installation base 301 is provided with a bellows gate valve body step Into the motor 302, the right surface of the bellows gate valve body stepping motor 302 is connected to the motor rotating shaft 303, the front end of the motor rotating shaft 303 is inlaid and connected to the driving chain gear 304, and the outer surface of the driving chain gear 304 is nested and connected to the transmission chain 305, The caliper on the inner surface of the transmission chain 305 is connected to the driven chain gear 306 , and the inner surface of the driven chain gear 306 is rotatably connected to the rotating shaft 3061 .

Please refer to Figure 1-6, the installation base 301 is set at the outer bottom of the bellows gate valve sealing outer valve body 1, the bellows gate valve body stepping motor 302 is located at the front end of the valve body, and the rotating shaft 3061 is set at the bellows gate valve sealing outer valve The right side of the body 1, wherein the driving chain gear 304 and the driven chain gear 306 are all located at the two ends of the transmission chain 305 inside, and the transmission protection assembly 4 includes the motor shaft housing 401, the chain guard 402, and the outside of the motor rotating shaft 303. The surface is inlaid and connected to the motor shaft housing 401, the outer surface of the transmission chain 305 is inlaid and connected to the chain guard 402, the motor wire connector assembly 5 includes the motor wire box 501, the motor wire connector 502, the front end of the bellows gate valve body stepper motor 302 A motor wire box 501 is provided, and a motor wire connector 502 is provided on the upper right of the motor wire box 501 .

Working principle: In the process of using the utility model, the bellows is first connected to the bellows gate valve connecting flange 202 on the bellows gate valve channel 201, and inserted into the bellows gate valve switch plate 203 by bolts for bolt fixing , when the gate valve needs to be opened and closed, it is opened and closed by the bellows gate valve switch plate 203 in the bellows gate valve sealing outer valve body 1, in order to prevent the gap between the bellows gate valve switch plate 203 and the bellows gate valve sealing outer valve body 1 In the event of leakage, the bellows gate valve switch plate 203 and the inside of the bellows gate valve sealing outer valve body 1 adopt an interference fit during installation, thereby making the bellows gate valve switch plate 203 closely adhere to the bellows gate valve sealing outer valve body 1 Since the bellows gate valve switch plate 203 is an interference fit with the bellows gate valve sealing outer valve body 1, relatively large power is required to rotate the bellows gate valve switch plate 203 so as to open and close the bellows. Therefore, the motor assembly 3 is provided, and the bellows gate valve body stepping motor 302 in the motor assembly 3 provides power to drive the motor rotating shaft 303 to rotate, and the bellows gate valve body stepping motor 302 passes the motor wire in the motor wire box 510 The connecting head 502 is externally connected to the AC wire, and the rotation of the motor shaft 303 drives the driving chain gear 304 to rotate. The rotation of the driving chain gear 304 transmits power to the driven chain gear 306 through the transmission chain 305, and the power is transmitted through the driven chain gear 306. The rotation of the rotating shaft 3061 drives the rotating shaft 3061 to rotate, and the bellows gate valve switch plate 203 is driven to open and close by the rotating shaft 3061. The outer surface of the transmission chain 305 is provided with a chain guard 402 to effectively protect the chain.

The above embodiments are only used to illustrate the utility model rather than limit the technical solutions described in the utility model. Although the specification has described the utility model in detail with reference to the above-mentioned embodiments, the utility model is not limited to the above-mentioned specific Therefore, any modification or equivalent replacement of the utility model; and all technical solutions and improvements that do not depart from the spirit and scope of the utility model are covered by the claims of the utility model.

Claims (7)

1. The utility model provides a bellows gate valve is revealed to high performance zero, includes bellows gate valve seals outer valve body (1), its characterized in that, the top of bellows gate valve seals outer valve body (1) is equipped with bellows coupling assembling (2), bellows coupling assembling (2) are including bellows gate valve passageway (201), bellows gate valve flange dish (202), bellows gate valve switch plate (203), the upper surface of bellows gate valve seals outer valve body (1) is provided with bellows gate valve passageway (201), the upper surface welded connection of bellows gate valve passageway (201) bellows gate valve flange dish (202), the inside of bellows gate valve flange dish (202) is provided with bellows gate valve switch plate (203), the front end of bellows gate valve seals outer valve body (1) is equipped with motor element (3), the outside of motor element (3) is equipped with transmission protection component (4), the front end of motor element (3) is equipped with motor wire joint subassembly (5).

2. A high performance zero leak bellows gate valve according to claim 1, wherein the annular array of bellows gate switch plates (203) is symmetrical on the surface of the bellows gate valve attachment flange (202).

3. The high-performance zero-leakage corrugated pipe gate valve according to claim 2, wherein the motor assembly (3) comprises a mounting base (301), a corrugated pipe gate valve body stepping motor (302), a motor rotating shaft (303), a driving chain gear (304), a transmission chain (305), a driven chain gear (306) and a rotating shaft (3061), the corrugated pipe gate valve body stepping motor (302) is arranged on the upper surface of the mounting base (301), the right surface of the corrugated pipe gate valve body stepping motor (302) is rotatably connected with the motor rotating shaft (303), the front end of the motor rotating shaft (303) is connected with the driving chain gear (304) in an embedded mode, the outer surface of the driving chain gear (304) is connected with the transmission chain (305) in a nested mode, the inner surface clamp of the transmission chain (305) is connected with the driven chain gear (306), and the inner surface of the driven chain gear (306) is rotatably connected with the rotating shaft (3061).

4. A high performance zero leakage bellows gate valve according to claim 3, characterized in that the mounting base (301) is provided at the bottom outside end of the bellows gate valve sealing outer body (1), and the bellows gate valve body stepping motor (302) is located at the front end of the valve body.

5. The high-performance zero-leakage bellows gate valve according to claim 4, wherein the rotating shaft (3061) is arranged at the right side of the sealing outer valve body (1) of the bellows gate valve, and the driving chain gear (304) and the driven chain gear (306) are arranged at two ends of the inner side of the transmission chain (305).

6. The high-performance zero-leakage bellows gate valve according to claim 5, wherein the transmission protection assembly (4) comprises a motor shaft outer shell (401) and a chain protection cover (402), the outer surface of the motor rotating shaft (303) is embedded and connected with the motor shaft outer shell (401), and the outer surface of the transmission chain (305) is embedded and connected with the chain protection cover (402).

7. A high performance zero leakage bellows gate valve of claim 6, characterized in that, motor wire connector subassembly (5) includes motor wire box (501), motor wire connector (502), the front end of bellows gate valve body stepper motor (302) is provided with motor wire box (501), the upper right of motor wire box (501) is provided with motor wire connector (502).

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