CN213575585U

CN213575585U - Novel butterfly valve convenient to detect flow

Info

Publication number: CN213575585U
Application number: CN202022022511.7U
Authority: CN
Inventors: 王运胜; 徐贤允; 王忆都
Original assignee: SHANGHAI TEYI VALVE MANUFACTURING CO LTD
Current assignee: SHANGHAI TEYI VALVE MANUFACTURING CO LTD
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-29
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a novel butterfly valve convenient to detect flow relates to valve technical field, which comprises a valve body, the ring flange has all been welded at the both ends of valve body, the butterfly valve main part is installed on the top of valve body, and the bottom of butterfly valve main part runs through to the inside of valve body. The utility model discloses, through the front end installation turbine flowmeter main part at the butterfly valve main part, make to rotate and hold the rotatory cross axle that drives of commentaries on classics and rotate, the cross axle rotates and drives drive conical gear and rotate, drive conical gear rotates and drives driven conical gear and rotate, driven conical gear rotates and drives the pivot and rotates, thereby it opens and shuts to drive the butterfly plate rotation, the butterfly plate control flow rate that opens and shuts, the instantaneous velocity of flow can be reflected through turbine wheel to inside medium, make whole device can the control flow rate and reflect the inside velocity of flow constantly, also can calculate total flowmeter, can conveniently know the circulation condition of inside medium constantly, adjust accurate velocity of flow according to actual need, transmission efficiency is greatly improved.

Description

Novel butterfly valve convenient to detect flow

Technical Field

The utility model relates to the technical field of valves, especially, relate to a novel butterfly valve convenient to detect flow.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media, namely a valve with a closing part (a valve clack or a butterfly plate) which is a disc and rotates around a valve shaft to open and close, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.

However, in the prior art, the existing butterfly valve can only control the opening and closing of the valve, the actual flow under the current opening condition cannot be accurately known when the opening size is adjusted, in the actual quantitative transmission, the instantaneous flow and the total flow cannot be detected, the accurate judgment on the circulation of an internal pipeline is lacked, the oil is pumped for a large-scale equipment group, the oil is not stored in a large oil tank, but the oil is continuously supplied, the flow velocity of the actual oil supply needs to be set, the flow is too large, the oil tank is not stored, the flow is too small, the insufficient oil supply is caused, and the normal operation of the equipment is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, in the use, be provided with turbine flowmeter at the front end of butterfly valve for can carry out flow monitoring to inside medium circulation when opening and shutting the pipeline, inside velocity of flow and total flow of monitoring that can be quantitative.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel butterfly valve convenient for detecting flow comprises a valve body, wherein flange plates are welded at two ends of the valve body, a butterfly valve main body is installed at the top end of the valve body, the bottom end of the butterfly valve main body penetrates into the valve body, a turbine flowmeter main body is fixedly installed at one side, close to the butterfly valve main body, of the top end of the valve body, the bottom end of the turbine flowmeter main body penetrates into the valve body, the butterfly valve main body comprises a gear box, a transverse shaft penetrates through the center of the right side of the gear box in a sliding manner, one end of the transverse shaft penetrates through the outer portion of the gear box in a sliding manner, the other end of the transverse shaft penetrates into the gear box in a sliding manner, a rotating handle is fixed at one end of the transverse shaft, a driving bevel gear is sleeved at the other end of the transverse shaft, a driven, and the bottom of pivot extends to the inside of valve body to the bottom of pivot is connected with the inside bottom surface rotation of valve body, the surface of pivot is fixed with the butterfly plate.

Preferably, a through hole matched with the transverse shaft is formed in the center of the right side of the gear box.

Preferably, the turbine flowmeter main body comprises a meter head, and a sensor is fixedly mounted at the bottom of the meter head.

Preferably, four limiting rods are fixedly installed on the inner surface wall of the valve body at equal intervals along the circumferential direction.

Preferably, the four limiting rods are all embedded with guide bodies in a sliding manner.

Preferably, the outer surface of the guide body is slidably sleeved with a bearing, and the outer surface of the bearing is slidably sleeved with an impeller.

Compared with the prior art, the utility model has the advantages and positive effects that,

the utility model discloses in, through the front end installation turbine flowmeter main part at the butterfly valve main part, make to rotate to hold and change rotatory drive cross axle and rotate, the cross axle rotates and drives drive conical gear and rotates, drive conical gear rotates and drives driven conical gear and rotate, driven conical gear rotates and drives the pivot and rotates, thereby it opens and shuts to drive the butterfly plate rotation, the butterfly plate control flow rate that opens and shuts, the instantaneous velocity of flow can be reflected through turbine wheel to inside medium, make whole device can control the velocity of flow and reflect the inside velocity of flow constantly, also can calculate total flowmeter, can conveniently know the circulation condition of inside medium constantly, adjust accurate velocity of flow according to actual need, transmission efficiency is greatly improved.

Drawings

FIG. 1 is a perspective view of a novel butterfly valve that facilitates flow detection;

FIG. 2 is a front sectional view of a novel butterfly valve convenient for detecting flow rate in accordance with the present invention;

FIG. 3 is a left side view of the novel butterfly valve for facilitating flow detection of the present invention;

fig. 4 is the utility model provides a right side view of novel butterfly valve convenient to detect flow.

Illustration of the drawings:

1. a valve body; 2. a flange plate; 3. a butterfly valve body; 301. a gear case; 302. a horizontal axis; 303. rotating the grip; 304. a drive bevel gear; 305. a driven bevel gear; 306. a rotating shaft; 307. a butterfly plate; 4. a turbine flow meter body; 401. a gauge head; 402. a sensor; 403. a limiting rod; 404. a guide body; 405. a bearing; 406. an impeller.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-2, the utility model provides a novel butterfly valve convenient to detect flow, including a valve body 1, flange plates 2 are welded at both ends of the valve body 1, a butterfly valve body 3 is installed at the top end of the valve body 1, and the bottom end of the butterfly valve body 3 penetrates into the valve body 1, a turbine flowmeter body 4 is fixedly installed at one side of the top end of the valve body 1 near the butterfly valve body 3, and the bottom end of the turbine flowmeter body 4 penetrates into the valve body 1, the butterfly valve body 3 includes a gear box 301, a cross shaft 302 slidably penetrates through the right center of the gear box 301, and one end of the cross shaft 302 slidably penetrates outside the gear box 301, and the other end of the cross shaft 302 slidably penetrates into the gear box 301, one end of the cross shaft 302 is fixed with a rotating handle 303, another end of the cross shaft 302 is sleeved with a driving bevel gear 304, the outer surface of the driving bevel, the transmission ratio of the driven bevel gear 305 to the driving bevel gear 304 is 3, a rotating shaft 306 is welded at the center of the bottom of the driven bevel gear 305, the bottom end of the rotating shaft 306 extends to the inside of the valve body 1, the bottom end of the rotating shaft 306 is rotatably connected with the bottom surface of the inside of the valve body 1, a butterfly plate 307 is fixed on the outer surface of the rotating shaft 306, and a through hole matched with the transverse shaft 302 is formed in the center of the right side of the gear box 301.

The whole embodiment 1 achieves the effects that the rotating handle 303 is rotated, the rotating handle 303 is connected with the transverse shaft 302 to drive the transverse shaft 302, the driving bevel gear 304 is fixedly installed at one end of the transverse shaft 302, the transverse shaft 302 rotates to drive the driving bevel gear 304 to rotate, the outer surface of the driving bevel gear 304 is meshed and connected with the driven bevel gear 305, the driving bevel gear 304 drives the driven bevel gear 305 to rotate, the rotating shaft 306 is fixedly installed at the bottom of the driven bevel gear 305, the butterfly plate 307 is fixed on the outer surface of the rotating shaft 306, the driven bevel gear 305 rotates to drive the butterfly plate 307 to open and close, opening and closing of internal medium circulation are completed, the flow inside the pipeline can be controlled by controlling the opening and closing angle of the butterfly plate 307, the transmission ratio of the driven bevel gear 305 to the driving bevel gear 304 is 3, fine tuning performance of the bevel gear set is better, and internal.

Embodiment 2, as shown in fig. 1 to 4, the turbine flowmeter main body 4 includes a meter head 401, a sensor 402 is fixedly mounted at the bottom of the meter head 401, the sensor 402 is an electromagnetic induction type signal detector, four limit rods 403 are fixedly mounted on the inner surface wall of the valve body 1 at equal intervals along the circumferential direction, guide bodies 404 are respectively slidably embedded in the four limit rods 403, a bearing 405 is slidably sleeved on the outer surface of each guide body 404, and an impeller 406 is slidably sleeved on the outer surface of each bearing 405.

The effect that its whole embodiment 2 reaches is, through the internally mounted impeller 406 of valve body 1, can drive impeller 406 and rotate when flowing through the medium, impeller 406 rotates and to make the blade of impeller 406 rotate, because the blade has the magnetic conductivity, the blade is in the magnetic field of sensor 402 (by permanent magnet steel and coil composition), rotatory blade cuts the magnetic line of force, the magnetic flux of coil is being changed to the periodicity, thereby make coil both ends induction electric pulse signal, this signal is through the amplification plastic of amplifier, form the continuous rectangular pulse wave that has certain amplitude, can far-reach display gauge outfit 401, show fluidic instantaneous flow and cumulant, the turbine flowmeter belongs to prior art, do not describe here too much.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel butterfly valve convenient to detect flow, includes valve body (1), its characterized in that: the turbine flowmeter is characterized in that flange plates (2) are welded at two ends of the valve body (1), a butterfly valve main body (3) is installed at the top end of the valve body (1), the bottom end of the butterfly valve main body (3) penetrates into the valve body (1), a turbine flowmeter main body (4) is fixedly installed on one side, close to the butterfly valve main body (3), of the top end of the valve body (1), and the bottom end of the turbine flowmeter main body (4) penetrates into the valve body (1);

the butterfly valve main body (3) comprises a gear box (301), a transverse shaft (302) penetrates through the center of the right side of the gear box (301) in a sliding manner, one end of the transverse shaft (302) penetrates to the outside of the gear box (301) in a sliding manner, the other end of the transverse shaft (302) penetrates into the gear box (301) in a sliding way, a rotating grip (303) is fixed at one end of the transverse shaft (302), the other end of the transverse shaft (302) is sleeved with a driving bevel gear (304), the outer surface of the driving bevel gear (304) is connected with a driven bevel gear (305) in a meshing way, a rotating shaft (306) is welded at the center of the bottom of the driven conical gear (305), the bottom end of the rotating shaft (306) extends to the interior of the valve body (1), the bottom end of the rotating shaft (306) is rotatably connected with the inner bottom surface of the valve body (1), and a butterfly plate (307) is fixed on the outer surface of the rotating shaft (306).

2. The novel butterfly valve convenient for detecting flow according to claim 1, wherein: the right center of the gear box (301) is provided with a through hole matched with the transverse shaft (302).

3. The novel butterfly valve convenient for detecting flow according to claim 1, wherein: the turbine flowmeter main body (4) comprises a gauge head (401), and a sensor (402) is fixedly mounted at the bottom of the gauge head (401).

4. The novel butterfly valve convenient for detecting flow according to claim 1, wherein: four limiting rods (403) are fixedly mounted on the inner surface wall of the valve body (1) at equal intervals along the circumferential direction.

5. The novel butterfly valve convenient for detecting flow according to claim 4, wherein: the four limiting rods (403) are all embedded with guide bodies (404) in a sliding manner.

6. The novel butterfly valve convenient for detecting flow according to claim 5, wherein: the outer surface of the guide body (404) is slidably sleeved with a bearing (405), and the outer surface of the bearing (405) is slidably sleeved with an impeller (406).