CN214569136U

CN214569136U - Electric rotary valve

Info

Publication number: CN214569136U
Application number: CN202120664780.5U
Authority: CN
Inventors: 任宇骞
Original assignee: Jiangsu Nuojade Automatic Control Technology Co ltd
Current assignee: Jiangsu Nuojade Automatic Control Technology Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-02
Anticipated expiration: 2031-04-01

Abstract

The utility model relates to an electric rotary valve, which relates to the field of rotary valves, and comprises a driving device, a transmission device, a sealing device, a connecting device and a valve device, wherein the driving device comprises a driving tooth and a motor frame, the transmission device comprises a transmission belt and a fixed rod, the transmission belt is matched with the driving tooth in a rotating way, the sealing device comprises a driven tooth and a driven shaft, the connecting device comprises a fixed plate, one end of the fixed rod is connected with one surface of the fixed plate, the valve device comprises a rotating shaft, one surface of the rotating shaft is welded with one end of the driven shaft, the utility model relates to an electric rotary valve which enables the driving device, the transmission device and the valve device to be connected and fixed into a whole by arranging the motor frame, the fixed plate and the fixed rod, the other devices are fixed simultaneously by fixing the valve through the connecting plate, the convenience of the device is improved, and by arranging a mechanical sealing element, so that the sealing effect of the device cannot be influenced when the rotating blades carry out material transportation.

Description

Electric rotary valve

Technical Field

The utility model relates to a rotary valve technical field, in particular to electric rotary valve.

Background

The rotary valve is a centrifugal metering pump. The inlet and outlet ends of the rotary valve correspond to the suction and pressure chambers of the pump. Mainly comprises a rotor, a shell, a sealing part, a bearing part and a gas phase balancing device. The method is generally applicable to granular or powder media with the working temperature below 120 ℃ under the condition of 0.4MPa pressure. Mainly for conveying solid particles or powder objects, the valve is a rotary valve (commonly called drum feeder).

In the prior art, most of rotary valves need to be fixed firstly and then connected with a driving device in practical use, so that the installation steps of the rotary valve are too complicated, and therefore an electric rotary valve is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an electric rotary valve, which can effectively solve the problem of the prior art that the valve needs to be fixed before the valve is connected to the driving device, so that the installation procedure of the device is too complicated.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: an electric rotary valve comprises a driving device, a transmission device, a sealing device, a connecting device and a valve device, wherein the driving device comprises a driving motor, a driving tooth and a motor frame, one end of the motor frame is connected with one surface of the driving motor, the transmission device comprises a driving belt, a sleeve shell and a fixed rod, one surface of the sleeve shell is connected with one surface of the fixed rod, the driving belt is in rotating fit with the driving tooth, the sealing device comprises a driven tooth, a driven shaft, a sealing cover and a sealing cover, one surface of the driven tooth is welded with one end of the driven shaft, the sealing cover is provided with a circular through hole, the connecting device comprises a valve shell, connecting pipes and a fixing plate, the two connecting pipes are connected with one surface of the valve shell, the fixing plate is connected with the one surface of the valve shell, and the surface of the sealing cover is connected with the inner surface of the valve shell, the sealing cover comprises a sealing cover body, a fixing rod and a valve device, wherein the sealing cover body is welded with the inner surface of a valve shell, one end of the fixing rod is connected with the surface of a fixing plate, the valve device comprises a rotating shaft, a supporting shaft and a support, the surface of the rotating shaft is welded with one end of the supporting shaft, the supporting shaft is in rotating fit with the support, the surface of the rotating shaft is welded with one end of a driven shaft, and the connecting pipe is mainly used for connecting a discharging device and a feeding device.

Preferably, the driving device further comprises a motor shaft, the motor shaft is in rotating fit with the driving motor, and the driving device mainly functions to provide power.

Preferably, the transmission device further comprises a limiting plate, one surface of the limiting plate is welded with the inner surface of the casing, and the transmission device mainly plays a role in transmission.

Preferably, the sealing device further comprises a mechanical sealing element, the mechanical sealing element is provided with a circular through hole, the mechanical sealing element is matched with the driven shaft in a rotating mode, one surface of the mechanical sealing element is connected with the inner surface of the through hole of the sealing cover, and the sealing device mainly plays a role in sealing the device.

Preferably, the connecting device further comprises connecting plates, wherein the two connecting plates are provided with eight round through holes, one surfaces of the two connecting plates are respectively connected with the surfaces of the two connecting pipes, and the connecting plates are mainly used for facilitating the connection of the connecting pipes.

Preferably, the valve device further comprises a blade, and one surface of each of the eight blades is welded with one surface of the rotating shaft, wherein the main function of each blade is to assist in conveying materials.

The utility model discloses following beneficial effect has:

1. the utility model has the advantages that the motor frame, the fixing plate and the fixing rod are arranged, so that the driving device, the transmission device and the valve device are connected and fixed into a whole, and in actual use, the valve can be fixed through the connecting plate, so that the rest devices are fixed at the same time, and the convenience of the device is greatly improved;

2. the mechanical sealing element is arranged, so that the sealing effect of the device cannot be influenced when the rotating blade transports materials, and a better sealing effect is achieved;

of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of an electric rotary valve according to the present invention;

fig. 2 is a schematic front view of an electric rotary valve according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2 according to the present invention;

fig. 4 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a drive device; 101. a drive motor; 102. a motor shaft; 103. a drive tooth; 104. a motor frame; 200. a transmission device; 201. a transmission belt; 202. a limiting plate; 203. a housing; 204. fixing the rod; 300. a sealing device; 301. a driven tooth; 302. a driven shaft; 303. a mechanical seal; 304. a sealing cover; 305. a closure cap; 400. a connecting device; 401. a valve housing; 402. a connecting pipe; 403. a connecting plate; 404. a fixing plate; 500. a valve means; 501. a rotating shaft; 502. a blade; 503. a fulcrum; 504. and (4) a support.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention relates to an electric rotary valve, including a driving device 100, a transmission device 200, a sealing device 300, a connecting device 400 and a valve device 500, wherein the driving device 100 includes a driving motor 101, a driving gear 103 and a motor frame 104, one end of each of the three motor frames 104 is connected to a surface of the driving motor 101, the transmission device 200 includes a transmission belt 201, a sleeve 203 and a fixing rod 204, a surface of the sleeve 203 is connected to a surface of the fixing rod 204, the transmission belt 201 is rotatably engaged with the driving gear 103, the sealing device 300 includes a driven gear 301, a driven shaft 302, a sealing cover 304 and a sealing cover 305, a surface of the driven gear 301 is welded to one end of the driven shaft 302, the sealing cover 304 is provided with a circular through hole, the connecting device 400 includes a valve housing 401, a connecting pipe 402 and a fixing plate 404, two connecting pipes 402 are connected to a surface of the valve housing 401, the fixing plate 404 is connected to a surface of the valve housing 401, one surface of the sealing cover 304 is connected with the inner surface of the valve shell 401, one surface of the sealing cover 305 is welded with the inner surface of the valve shell 401, one end of the fixing rod 204 is connected with one surface of the fixing plate 404, the valve device 500 comprises a rotating shaft 501, a fulcrum shaft 503 and a support 504, one surface of the rotating shaft 501 is welded with one end of the fulcrum shaft 503, the fulcrum shaft 503 is in rotating fit with the support 504, one surface of the rotating shaft 501 is welded with one end of the driven shaft 302, and the connecting pipe 402 is mainly used for connecting a discharging device and a feeding device.

Further, the driving device 100 further comprises a motor shaft 102, the motor shaft 102 is rotatably matched with the driving motor 101, and the driving device 100 mainly functions to provide power.

Further, the transmission device 200 further comprises a limiting plate 202, one surface of the limiting plate 202 is welded with the inner surface of the casing 203, and the main function of the transmission device 200 is transmission.

Further, the sealing device 300 further comprises a mechanical sealing member 303, the mechanical sealing member 303 is provided with a circular through hole, the mechanical sealing member 303 is rotatably matched with the driven shaft 302, one surface of the mechanical sealing member 303 is connected with the inner surface of the through hole of the sealing cover 304, and the main function of the sealing device 300 is to enable the device to be sealed.

Further, the connecting device 400 further includes connecting plates 403, two connecting plates 403 are each provided with eight circular through holes, and one surface of each of the two connecting plates 403 is connected to one surface of each of the two connecting pipes 402, wherein the connecting plates 403 are mainly used for facilitating the connection of the connecting pipes 402.

Further, the valve device 500 further comprises a blade 502, and a surface of each of the eight blades 502 is welded to a surface of the rotating shaft 501, wherein the blade 502 mainly serves to assist in transporting materials.

The utility model discloses a theory of operation does: connecting plate 403 is connected to a feeding port and a discharging port by using screw nuts, driving motor 101 is enabled to drive motor shaft 102 to rotate by starting driving motor 101, motor shaft 102 rotates to drive driving teeth 103 to rotate, driving teeth 103 enable driven teeth 301 to rotate through a transmission belt 201, driven teeth 301 enable a rotating shaft 501 to drive blades 502 to rotate through a driven shaft 302, materials in a pipeline are moved and transported, and the model of driving motor 101 is a BN three-phase motor.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electric rotary valve, comprising a driving device (100), a transmission device (200), a sealing device (300), a connecting device (400) and a valve device (500), characterized in that: the driving device (100) comprises a driving motor (101), a driving tooth (103) and a motor frame (104), one end of the motor frame (104) is connected with one surface of the driving motor (101), the transmission device (200) comprises a transmission belt (201), a sleeve (203) and a fixing rod (204), one surface of the sleeve (203) is connected with one surface of the fixing rod (204), the transmission belt (201) is in rotating fit with the driving tooth (103), the sealing device (300) comprises a driven tooth (301), a driven shaft (302), a sealing cover (304) and a sealing cover (305), one surface of the driven tooth (301) is welded with one end of the driven shaft (302), the sealing cover (304) is provided with a circular through hole, the connecting device (400) comprises a valve shell (401), a connecting pipe (402) and a fixing plate (404), and the two connecting pipes (402) are connected with one surface of the valve shell (401), the valve device is characterized in that the fixing plate (404) is connected with one surface of the valve shell (401), one surface of the sealing cover (304) is connected with the inner surface of the valve shell (401), one surface of the sealing cover (305) is welded with the inner surface of the valve shell (401), one end of the fixing rod (204) is connected with one surface of the fixing plate (404), the valve device (500) comprises a rotating shaft (501), a fulcrum shaft (503) and a support (504), one surface of the rotating shaft (501) is welded with one end of the fulcrum shaft (503), the fulcrum shaft (503) is in rotating fit with the support (504), and one surface of the rotating shaft (501) is welded with one end of the driven shaft (302).

2. An electrically operated rotary valve according to claim 1 wherein: the driving device (100) further comprises a motor shaft (102), and the motor shaft (102) is in rotating fit with the driving motor (101).

3. An electrically operated rotary valve according to claim 1 wherein: the transmission device (200) further comprises a limiting plate (202), and one surface of the limiting plate (202) is welded with the inner surface of the casing (203).

4. An electrically operated rotary valve according to claim 1 wherein: the sealing device (300) further comprises a mechanical sealing element (303), the mechanical sealing element (303) is provided with a circular through hole, the mechanical sealing element (303) is in rotating fit with the driven shaft (302), and one surface of the mechanical sealing element (303) is connected with the inner surface of the through hole of the sealing cover (304).

5. An electrically operated rotary valve according to claim 1 wherein: the connecting device (400) further comprises connecting plates (403), eight circular through holes are formed in the two connecting plates (403), and one surface of each of the two connecting plates (403) is connected with one surface of each of the two connecting pipes (402).

6. An electrically operated rotary valve according to claim 1 wherein: the valve device (500) further comprises blades (502), and one surface of each of the eight blades (502) is welded with one surface of the rotating shaft (501).