CN212657272U

CN212657272U - Rotary stop valve

Info

Publication number: CN212657272U
Application number: CN202020109334.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Friends Of Beijing Feng Ting Creative Technology Ltd
Current assignee: Friends Of Beijing Feng Ting Creative Technology Ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2021-03-05
Anticipated expiration: 2030-01-18

Abstract

The utility model discloses a rotary stop valve, which comprises a valve body, inner chamber bottom central point puts including the valve body and is provided with the base, the top four corners of base all is provided with the spliced pole, the top central point of valve body puts and is provided with the drum, the through-hole has been seted up with the junction of valve body to the inner chamber bottom of drum, the inner wall of through-hole is provided with the sealing washer, the inner chamber of drum is established and is provided with seal structure. This formula of whirling stop valve, through clockwise rotation screw rod, drive first recess and move down at the outer wall of screw rod, the slider is simultaneously at the inner chamber of spout and moves down, with dog rebound, make dog and base closely laminate, the top of spliced pole is laminated with the inner chamber top of second recess simultaneously, can be sealed with the inner chamber of valve body, the device can be according to the size of demand regulated flow, and anti high pressure ability is better, when meetting the high pressure, the dog is difficult to damage, guarantee the normal use of device.

Description

Rotary stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a rotary stop valve.

Background

The valve is a control part in a fluid conveying system, and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, the existing valves are various in types and different in functions, the valve is widely used in daily life and work of people, the valve can be divided into a gas valve, a liquid valve and the like, and the valve is suitable for different fields.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary stop valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotary stop valve, includes the valve body, inner chamber bottom central point puts including the valve body and is provided with the base, the top four corners of base all is provided with the spliced pole, the top central point of valve body puts and is provided with the drum, the through-hole has been seted up with the junction of valve body to the inner chamber bottom of drum, the inner wall of through-hole is provided with the sealing washer, the inner chamber of drum is established and is provided with seal structure.

Preferably, the sealing structure comprises a sliding groove, a sliding block, a stop block, a first groove, a second groove, a base, a screw and a turntable;

the spout has all been seted up along upper and lower direction to the inner chamber left and right sides of drum, the inner chamber of spout is embedded to have the assorted slider, the inboard of slider is provided with the dog, the bottom of dog extends to the inner chamber of valve body, first recess has been seted up on the top of dog, the second recess has all been seted up in the bottom four corners of dog, and the spliced pole is located the inner chamber of second recess, the top of drum is provided with the base, the top threaded connection of base has the screw rod, and the screw rod extends to the inner chamber of first recess to with the inner wall threaded connection of first recess, the carousel is installed on the top of screw rod, the dog can move down under the clockwise rotation of screw rod to closely laminate with the base.

Preferably, the width of the stop block and the width of the base are the same as the width of the inner cavity of the valve body, and the bottom end area of the stop block is the same as the top end area of the base.

Preferably, the cavity height of the first groove is larger than that of the second groove.

Preferably, the base is trapezoidal in shape.

Compared with the prior art, the beneficial effects of the utility model are that: this formula of whirling stop valve, through clockwise rotation screw rod, drive first recess and move down at the outer wall of screw rod, the slider is simultaneously at the inner chamber of spout and moves down, with dog rebound, make dog and base closely laminate, the top of spliced pole is laminated with the inner chamber top of second recess simultaneously, can be sealed with the inner chamber of valve body, the device can be according to the size of demand regulated flow, and anti high pressure ability is better, when meetting the high pressure, the dog is difficult to damage, guarantee the normal use of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front sectional view of the valve body of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: 1. the valve comprises a valve body, 2, a base, 3, a connecting column, 4, a cylinder, 5, a through hole, 6, a sealing ring, 7, a sliding groove, 8, a sliding block, 9, a stop block, 10, a first groove, 11, a second groove, 12, a base, 13, a screw rod, 14 and a rotary table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a rotary stop valve, including valve body 1, inner chamber bottom central point including valve body 1 puts and is provided with base 2, the top four corners of base 2 all is provided with spliced pole 3, the top central point of valve body 1 puts and is provided with drum 4, through-hole 5 has been seted up to the inner chamber bottom of drum 4 and the junction of valve body 1, can make dog 9 normally reciprocate through-hole 5, the inner wall of through-hole 5 is provided with sealing washer 6, can prevent through sealing washer 6 that liquid from getting into the inner chamber of drum 4, the inner chamber of drum 4 is established and is provided with seal structure, can seal or open the inner chamber of valve body 1 through seal structure.

Preferably, the sealing structure comprises a sliding groove 7, a sliding block 8, a stop block 9, a first groove 10, a second groove 11, a base 12, a screw 13 and a rotating disc 14;

the left side and the right side of the inner cavity of the cylinder 4 are both provided with sliding grooves 7 along the up-down direction, the inner cavity of the sliding grooves 7 is embedded with matched sliding blocks 8, the sliding blocks 8 can slide up and down in the inner cavity of the sliding grooves 7 in a reciprocating manner, the inner side of the sliding blocks 8 is provided with a stop block 9, when the stop block 9 is sealed with the base 2, the inner cavity of the valve body 1 can be sealed, the bottom end of the stop block 9 extends to the inner cavity of the valve body 1, the top end of the stop block 9 is provided with a first groove 10, the four corners of the bottom end of the stop block 9 are provided with second grooves 11, the connecting column 3 is positioned in the inner cavity of the second groove 11, the stop block 9 can have more supporting points through the connecting column 3, the high-pressure resistance can be improved, the top end of the cylinder 4 is provided with a base 12, the screw 13 can rotate more stably through the base 12, the first groove 10 can move up and down on the outer wall of the screw 13, the top end of the screw 13 is provided with a rotating disc 14, and the stop block 9 can move down under the clockwise rotation of the screw 13 and is tightly attached to the base 2.

Preferably, the width of the stopper 9 and the width of the base 2 are the same as the width of the inner cavity of the valve body 1, and the bottom end area of the stopper 9 is the same as the top end area of the base 2, so that after the stopper 9 and the base 2 are tightly attached, liquid cannot pass through, and better sealing performance is ensured.

Preferably, the height of the inner cavity of the first groove 10 is greater than the height of the inner cavity of the second groove 11, so that when the top end of the inner cavity of the second groove 11 contacts with the top end of the connecting column 13, the first groove 10 can be continuously in threaded connection with the screw 13, and normal use of the device is ensured.

Preferably, the base 2 is trapezoidal in shape, so that the liquid can flow better and the flow resistance of the liquid can be reduced.

The following components are provided according to the scheme:

a seal ring 6; silica gel is made and is positioned between the through hole 5 and the stop block 9, so that the gap between the through hole 5 and the stop block 9 can be effectively sealed, and liquid is prevented from entering.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When sealing is needed, the rotating disc 14 is rotated clockwise by hand to drive the screw 13 to rotate clockwise, so that the first groove 10 can move downwards on the outer wall of the screw 13, the slide block 8 simultaneously moves downwards in the inner cavity of the chute 7 to push the stop block 9 to move downwards, the connecting column 3 is gradually retracted into the inner cavity of the second groove 11, the stop block 9 is tightly attached to the base 2, the inner cavity of the valve body 1 is sealed to prevent liquid from flowing into the other end of the valve body 1, when the inner cavity of the valve body 1 needs to be opened, the rotating disc 14 is rotated anticlockwise by hand to drive the screw 13 to rotate anticlockwise, so that the first groove 10 can move upwards on the outer wall of the screw 13, the slide block 8 simultaneously moves upwards in the inner cavity of the chute 7 to drive the stop block 9 to move upwards, the second groove 11 gradually moves upwards on the outer side of the connecting column 3, the stop block 9 is separated from the base 2, and, make liquid normally flow, according to screw rod 13 and first recess 10 threaded connection, can make dog 9 stop at arbitrary height to connecting rod 3 is in the inner chamber of second recess 11, carries out supporting role to dog 9, increases anti high-pressure performance, guarantees that the device possesses better anti high-pressure performance when adjusting the flow size, and easy operation, and application scope is great, is favorable to the device to promote and use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap" or "coupling" or "snap" or "set" or "mount" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A rotary stop valve comprises a valve body (1), and is characterized in that: the improved valve is characterized in that a base (2) is arranged at the center of the bottom end of an inner cavity of a valve body (1), connecting columns (3) are arranged at four corners of the top of the base (2), a cylinder (4) is arranged at the center of the top of the valve body (1), a through hole (5) is formed in the joint of the bottom end of the inner cavity of the cylinder (4) and the valve body (1), a sealing ring (6) is arranged on the inner wall of the through hole (5), and a sealing structure is arranged in the inner cavity of the cylinder (4).

2. A rotary stop valve as claimed in claim 1, wherein: the sealing structure comprises a sliding groove (7), a sliding block (8), a stop block (9), a first groove (10), a second groove (11), a base (12), a screw (13) and a rotary table (14);

the left side and the right side of an inner cavity of the cylinder (4) are both provided with sliding grooves (7) along the up-down direction, the inner cavity of each sliding groove (7) is embedded with a matched sliding block (8), the inner side of each sliding block (8) is provided with a stop block (9), the bottom end of each stop block (9) extends to the inner cavity of the valve body (1), the top end of each stop block (9) is provided with a first groove (10), the four corners of the bottom end of each stop block (9) are both provided with second grooves (11), the connecting column (3) is positioned in the inner cavity of each second groove (11), the top end of the cylinder (4) is provided with a base (12), the top end of each base (12) is in threaded connection with a screw rod (13), each screw rod (13) extends to the inner cavity of each first groove (10) and is in threaded connection with the inner wall of each first groove (10), the top end of each screw rod (13) is provided with a turntable (, and is tightly jointed with the base (2).

3. A rotary stop valve as claimed in claim 2, wherein: the width of the stop block (9) and the width of the base (2) are the same as the width of the inner cavity of the valve body (1), and the area of the bottom end of the stop block (9) is the same as the area of the top end of the base (2).

4. A rotary stop valve as claimed in claim 2, wherein: the inner cavity height of the first groove (10) is larger than that of the second groove (11).

5. A rotary stop valve as claimed in claim 1, wherein: the base (2) is trapezoidal in shape.