CN220168595U

CN220168595U - Butt clamp formula titanium butterfly valve

Info

Publication number: CN220168595U
Application number: CN202321563767.6U
Authority: CN
Inventors: 张维仁; 余保健; 李晓
Original assignee: Huati Valve Group Co ltd
Current assignee: Huati Valve Group Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-12
Anticipated expiration: 2033-06-16

Abstract

The utility model relates to the technical field of valves, in particular to a butt-clamping titanium butterfly valve which comprises a valve body, wherein the top end of the valve body is provided with a connecting part, an adaptive butterfly plate is arranged in the valve body, the top end of the butterfly plate is connected with a valve shaft, the top end of the connecting part is provided with an installing box, and a driving mechanism drives the valve shaft to rotate; the inside of valve body and be close to the input and be provided with filtering mechanism, filtering mechanism includes the filter screen of sliding connection at the valve body inner wall, and a side wall of filter screen is provided with three sets of connecting rods, and the other end of three sets of connecting rods is connected with the mount pad, and the symmetry is provided with two sets of fixed blocks on the inner wall of mount pad. The utility model is convenient for filtering the fluid before leading to the valve port at the butterfly plate, avoids abrasion and even blockage, ensures good service performance, prolongs the service life, and ensures more flexible use by two groups of driving modes.

Description

Butt clamp formula titanium butterfly valve

Technical Field

The utility model relates to the technical field of valves, in particular to a butt-clamping titanium butterfly valve.

Background

The butterfly valve for controlling the opening and closing of low-pressure pipeline medium features that its closing part (valve clack or butterfly plate) is a disk and can rotate around valve axle to open or close.

Chinese patent publication No. CN217736293U discloses a butterfly valve of the opposite clamp type, which comprises a butterfly valve body provided with a fluid passage, an annular valve seat arranged in the valve body and adapted to the fluid passage, a disc-shaped butterfly plate arranged in the valve seat and adapted to the valve seat, and a cylindrical valve shaft. The butt-clamping butterfly valve disclosed by the utility model drives the butterfly plate to open and close by pulling the valve shaft, so that the flow rate of fluid flowing through the butt-clamping butterfly valve disclosed by the utility model can be controlled.

But above-mentioned butt clamp formula butterfly valve does not possess the function that filters impurity in the fluid, and the long-time use easily causes wearing and tearing to valve body inner wall and butterfly plate, causes the jam even, can't guarantee the good performance of butt clamp formula titanium butterfly valve, has shortened life to can only control opening and shutting of butterfly plate through the rotation valve shaft, use inflexibly.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a butt-clamping titanium butterfly valve.

The technical scheme of the utility model is as follows: the butt-clamping titanium butterfly valve comprises a valve body, wherein the top end of the valve body is provided with a connecting part, an adaptive butterfly plate is arranged in the valve body, the top end of the butterfly plate is connected with a valve shaft, the top end of the connecting part is provided with a mounting box, the valve shaft is rotationally connected with the bottom end of the mounting box, the top end of the valve shaft extends to the inside of the mounting box and is connected with a driving mechanism, and the driving mechanism drives the valve shaft to rotate;

the inside of valve body and be close to the input and be provided with filtering mechanism, filtering mechanism includes the filter screen of sliding connection at the valve body inner wall, and a lateral wall of filter screen is provided with three sets of connecting rods, and the other end of three sets of connecting rods is connected with the mount pad, and the mount pad is provided with two sets of fixed blocks with the inner wall threaded connection of valve body on the inner wall of mount pad.

Preferably, the driving mechanism comprises a servo motor which is adjustably arranged in the mounting box, the output end of the servo motor is in transmission connection with a second bevel gear, the second bevel gear is in meshed connection with another group of second bevel gears, and the other group of second bevel gears are mounted at the top end of the valve shaft.

Preferably, the outside of servo motor is provided with the movable frame, and the mounting box bottom is provided with the spacing case, and the inside rotation of spacing case is connected with the screw rod, and the one end of screw rod extends to the lateral wall external connection of mounting box and has the rotation handle, and the bottom cover of movable frame is established in the outside of screw rod.

Preferably, the driving mechanism further comprises a rotating rod rotatably connected to one side wall of the mounting box, a first conical gear is arranged at one end, located inside the mounting box, of the rotating rod, and the first conical gear is meshed with a second conical gear at the top end of the valve shaft.

Preferably, the outer wall of the filter screen is provided with a leakage-proof ring matched with the inner wall of the valve body.

Preferably, the filter mechanism further comprises a connecting seat arranged at the bottom end of the valve body, a cleaning opening is formed in the connecting position of the connecting seat and the valve body, the cleaning opening is matched with the filter screen, and a sealing plate is detachably arranged at the bottom end of the connecting seat through a bolt.

Preferably, the front end of the mounting box is detachably provided with a door plate through bolts, and the top end of the mounting box is provided with a glass observation window.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: according to the utility model, impurities in the fluid are conveniently filtered through the filter mechanism and then pass through the valve port at the butterfly plate, so that the abrasion and even blockage caused by the inner wall of the impurity valve body and the butterfly plate are avoided, the good service performance of the butt-clamping titanium butterfly valve is ensured, the service life is prolonged, and the filter mechanism is convenient and quick to disassemble and assemble, thereby bringing convenience to use; the driving mechanism can drive the valve shaft to rotate and adjust through the servo motor, when the servo motor cannot work normally, the servo motor can be adjusted towards a position far away from the valve shaft, and then the valve shaft is adjusted to rotate through the rotating rod, so that the valve is more flexible to use; the impurity clearance of filtering out on being convenient for to the filter screen through setting up of clearance mouth, connecting seat and closing plate avoids piling up and causes the jam, promotes filtration efficiency and reduces the frequency that the filter screen was demolishd.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the valve body of the present utility model;

FIG. 3 is a schematic diagram of a filtering mechanism according to the present utility model;

fig. 4 is a schematic view of the internal structure of the installation box of the present utility model.

Reference numerals: 1. a valve body; 101. a connection part; 102. a butterfly plate; 103. a valve shaft; 104. cleaning the mouth; 2. a mounting box; 3. a rotating lever; 301. a second bevel gear; 302. a first bevel gear; 303. a limit box; 304. a screw; 305. a moving rack; 306. a servo motor; 4. a mounting base; 401. a fixed block; 402. a connecting rod; 403. a filter screen; 5. a connecting seat; 501. and (5) sealing the plate.

Detailed Description

Example 1

As shown in fig. 1, 2 and 4, the butt-clamping titanium butterfly valve provided by the utility model comprises a valve body 1, wherein the top end of the valve body 1 is provided with a connecting part 101, an adaptive butterfly plate 102 is arranged in the valve body 1, the top end of the butterfly plate 102 is connected with a valve shaft 103, the top end of the connecting part 101 is provided with a mounting box 2, the valve shaft 103 is rotationally connected with the bottom end of the mounting box 2, the inner part of the valve shaft 103 extending to the mounting box 2 is connected with a driving mechanism, and the driving mechanism drives the valve shaft 103 to rotate;

further, the front end of the installation box 2 is detachably provided with a door plate through bolts, the top end of the installation box 2 is provided with a glass observation window, the door plate is convenient to disassemble and assemble, daily maintenance can be carried out inside the installation box 2, and workers can observe the conditions inside the installation box 2 conveniently through the glass observation window;

further, the driving mechanism comprises a servo motor 306 which is adjustably arranged in the installation box 2 and a rotating rod 3 which is rotatably connected to one side wall of the installation box 2, the output end of the servo motor 306 is in transmission connection with a second bevel gear 301, the second bevel gear 301 is in meshed connection with another group of second bevel gears 301, and the other group of second bevel gears 301 are arranged at the top end of the valve shaft 103; a rotating handle is arranged at one end of the rotating rod 3 positioned outside the mounting box 2, a first conical gear 302 is arranged at one end of the rotating rod 3 positioned inside the mounting box 2, and the first conical gear 302 is in meshed connection with a second conical gear 301 at the top end of the valve shaft 103; the outside of the servo motor 306 is provided with a movable frame 305, the bottom end of the installation box 2 is provided with a limit box 303, the inside of the limit box 303 is rotationally connected with a screw rod 304, one end of the screw rod 304 extends to the outside of a side wall of the installation box 2 and is connected with a rotating handle, the bottom end of the movable frame 305 is sleeved outside the screw rod 304, the movable frame 305 is in threaded connection with the screw rod 304, and the movable frame 305 is in sliding connection with the limit box 303; the servo motor 306 is started through the controller to drive the second conical gear 301 to rotate, the valve shaft 103 is driven to rotate to drive the butterfly plate 102, fluid in the valve body 1 passes through, when the servo motor 306 fails or is powered off, the screw rod 304 is rotated to enable the movable frame 305 to slide along the limit box 303, the servo motor 306 and the second conical gear 301 are driven to be far away from a group of second conical gears 301 at the top end of the valve shaft 103, and then the rotating rod 3 is rotated to drive the second conical gear 301 at the top end of the valve shaft 103 to rotate, so that the valve shaft 103 can be manually adjusted;

as shown in fig. 2 and 3, a filtering mechanism is arranged inside the valve body 1 and close to the input end, the filtering mechanism comprises a filter screen 403 which is slidably connected to the inner wall of the valve body 1, three groups of connecting rods 402 are arranged on one side wall of the filter screen 403, the other ends of the three groups of connecting rods 402 are connected with a mounting seat 4, the mounting seat 4 is in threaded connection with the inner wall of the valve body 1, the inner wall of the valve body 1 and the outer wall of the mounting seat 4 are both provided with matched threaded parts, and two groups of fixing blocks 401 are symmetrically arranged on the inner wall of the mounting seat 4;

further, the outer wall of the filter screen 403 is provided with a leakage preventing ring matched with the inner wall of the valve body 1, so that the liquid is prevented from being blocked due to direct contact with the butterfly plate 102 without being filtered.

In this embodiment, stretch into the inside of valve body 1 with filter screen 403, rotate fixed block 401 and make mount pad 4 and valve body 1 inner wall threaded connection, and then install filter screen 403 at the inner wall of valve body 1 steadily, install this butt clamp formula titanium butterfly valve between two sets of pipelines, drive butterfly plate 102 through actuating mechanism and rotate and then open the valve port, can filter the interception with impurity in the fluid when the fluid passes through filter screen 403, avoid impurity to pile up and take place to block up in butterfly plate 102 rotation department and interfere with the fluid flow, rotate mount pad 4 in opposite directions and can take out filter screen 403 from valve body 1 and change.

Example two

As shown in fig. 1 and fig. 3, compared with the first embodiment, the present utility model provides a butt-clamping titanium butterfly valve, the filtering mechanism further includes a connection seat 5 installed at the bottom end of the valve body 1, a cleaning opening 104 is formed at the connection position of the connection seat 5 and the valve body 1, the cleaning opening 104 is adapted to the filter screen 403, a sealing plate 501 is detachably disposed at the bottom end of the connection seat 5 through a bolt, and a leakage-proof pad is disposed at the abutting end of the sealing plate 501 and the connection seat 5.

In this embodiment, the filter screen 403 intercepts and filters impurities in the fluid, the filtered impurities enter the connection seat 5 along the cleaning port 104 under the action of gravity, large-area blockage caused by accumulation on the filter screen 403 is avoided, and after a period of use, the sealing plate 501 is taken down, and the impurities attached to the filter screen 403 are cleaned by extending into the connection seat 5 through the cleaning brush.

Working principle: the arrangement of the filtering mechanism is convenient for filtering impurities in the fluid firstly and then passing through the valve port at the butterfly plate 102, so that the abrasion and even the blockage of the impurities on the inner wall of the valve body 1 and the butterfly plate 102 are avoided, the good service performance of the butt-clamping titanium butterfly valve is ensured, the service life is prolonged, the filtering mechanism is convenient and quick to disassemble, and the use is facilitated; the driving mechanism can drive the valve shaft 103 to rotate and adjust through the servo motor 306, when the servo motor 306 cannot work normally, the servo motor 306 can be adjusted towards a position far away from the valve shaft 103, and then the valve shaft 103 is adjusted to rotate through the rotating rod 3, so that the valve is more flexible to use; the impurity clearance of filtering out on the filter screen 403 is convenient for be convenient for through the setting of clearance mouth 104, connecting seat 5 and closing plate 501, avoids piling up and causes the jam, promotes filtration efficiency and reduces the frequency that filter screen 403 was demolishd.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a butt clamp formula titanium butterfly valve, including valve body (1), valve body (1) top is provided with connecting portion (101), the inside of valve body (1) is provided with looks adaptation butterfly plate (102), its characterized in that, butterfly plate (102) top is connected with valve shaft (103), connecting portion (101) top is provided with mounting box (2), valve shaft (103) rotate and connect mounting box (2) bottom and valve shaft (103) top extend to the internal connection of mounting box (2) have actuating mechanism, actuating mechanism drives valve shaft (103) rotation;

inside and be close to the input of valve body (1) are provided with filtering mechanism, and filtering mechanism includes filter screen (403) of sliding connection at valve body (1) inner wall, and one side wall of filter screen (403) is provided with three group's connecting rods (402), and the other end of three group's connecting rods (402) is connected with mount pad (4), and mount pad (4) and the inner wall threaded connection of valve body (1), symmetry are provided with two sets of fixed blocks (401) on the inner wall of mount pad (4).

2. A butt-clamp titanium butterfly valve according to claim 1, characterized in that the drive mechanism comprises a servo motor (306) which is arranged inside the mounting box (2) in an adjustable manner, the output end of the servo motor (306) is connected with a second bevel gear (301) in a transmission manner, the second bevel gear (301) is connected with another set of second bevel gears (301) in a meshed manner, and the other set of second bevel gears (301) are arranged at the top end of the valve shaft (103).

3. The butt-clamping type titanium butterfly valve according to claim 2, wherein a movable frame (305) is arranged outside a servo motor (306), a limit box (303) is arranged at the bottom end of the installation box (2), a screw (304) is rotatably connected to the inside of the limit box (303), a rotating handle is connected to the outside of one side wall of the installation box (2), extending from one end of the screw (304), and the bottom end of the movable frame (305) is sleeved outside the screw (304).

4. The butt-clamp type titanium butterfly valve according to claim 2, wherein the driving mechanism further comprises a rotating rod (3) rotatably connected to one side wall of the mounting box (2), a first conical gear (302) is arranged at one end of the rotating rod (3) located inside the mounting box (2), and the first conical gear (302) is in meshed connection with a second conical gear (301) at the top end of the valve shaft (103).

5. A butt clamp type titanium butterfly valve according to claim 1, characterized in that the outer wall of the filter screen (403) is provided with a leakage preventing ring adapted to the inner wall of the valve body (1).

6. The butt-clamping titanium butterfly valve according to claim 1, wherein the filtering mechanism further comprises a connecting seat (5) arranged at the bottom end of the valve body (1), a cleaning opening (104) is formed in the joint of the connecting seat (5) and the valve body (1), the cleaning opening (104) is matched with the filter screen (403), and a sealing plate (501) is detachably arranged at the bottom end of the connecting seat (5) through a bolt.

7. The butt-clamping titanium butterfly valve according to claim 1, wherein a door plate is detachably mounted at the front end of the mounting box (2) through bolts, and a glass observation window is arranged at the top end of the mounting box (2).