CN220646897U

CN220646897U - Combined throttle valve structure

Info

Publication number: CN220646897U
Application number: CN202322078218.6U
Authority: CN
Inventors: 刘云喜
Original assignee: Remt Valve Jiangsu Co ltd
Current assignee: Remt Valve Jiangsu Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-03-22
Anticipated expiration: 2033-08-03

Abstract

The utility model provides a combined throttle valve structure, which comprises a valve body, wherein a fluid inlet is formed in one side surface of the valve body, a fluid outlet is formed in the bottom surface of the valve body, a positioning groove is formed in the top surface of the valve body, a positioning block is inserted into the positioning groove, the top surface of the positioning block is connected with a sealing cover, one side surface of the positioning block is connected with a bolt in a penetrating way, the top surface of the sealing cover is connected with a screw in a penetrating way, the top surface of the screw is connected with a rotating handle, the bottom surface of the screw is connected with a connecting block, and the outer side surface of the connecting block is provided with a first sealing ring in a surrounding way; according to the utility model, the throttle valve is arranged to be combined, so that an operator can conveniently separate the valve core from the valve body, and the operator can conveniently maintain the valve core, thereby saving maintenance time, improving maintenance efficiency, and secondly, through the mutual matching of the second sealing ring and the clamping groove, the tightness between the valve core and the stop block is increased, and the condition of infiltration is avoided.

Description

Combined throttle valve structure

Technical Field

The utility model belongs to the technical field of throttle valves, and particularly relates to a combined throttle valve structure.

Background

The throttle valve is a valve for controlling the flow of fluid by changing the throttle section or the throttle length, and the area of the valve core matched with the throttle hole is regulated by a push rod to regulate the flow and the pressure of the fluid by rotating a hand wheel, so that the aim of throttling is fulfilled.

When the throttle valve is used, the inner cavity of the valve body is always flushed with fluid, so that the valve core arranged in the throttle valve is always flushed with fluid, the valve core is possibly damaged under the state for a long time, the valve core is required to be maintained to enable the throttle valve to be continuously used, the existing valve core is inconvenient to detach, the whole throttle valve is required to be detached to be maintained, the operation is complicated, the consumed time is long, and the overall maintenance efficiency is low.

In summary, the present utility model provides a combined throttle structure to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a combined throttle valve structure, which aims to solve the problem that the maintenance is inconvenient when a throttle valve core in the prior art is damaged.

The utility model provides a combination formula choke valve structure, includes the valve body, fluid inlet has been seted up to valve body one side surface, and the fluid outlet has been seted up to valve body bottom surface, the constant head tank has been seted up to valve body top surface, the inside cartridge of constant head tank has the locating piece, locating piece top surface is connected with the closing cap, and locating piece one side surface through-connection has the bolt, closing cap top surface through-connection has the screw rod, screw rod top surface is connected with the rotation handle, and screw rod bottom surface connection has the connecting block, the connecting block outside surface encircles and is provided with first sealing washer, first sealing washer extends into the movable groove of seting up at the valve body inner wall, connecting block bottom surface is provided with the case, case one end extends into the dog of setting at the valve body inner wall, dog inboard surface is provided with the second sealing washer, the second sealing washer block is in the draw-in groove of case outside surface seting up.

Preferably, the positioning block is in sliding connection with the valve body through a positioning groove, and four groups of positioning blocks are arranged on the bottom surface of the sealing cover in an annular array.

Preferably, the bolts form threaded connection with the valve body by penetrating through the positioning blocks, and four groups of bolts are arranged on the outer side surface of the valve body in an annular array.

Preferably, the screw rod is in threaded connection with the sealing cover, and the screw rod is in rotary connection with the connecting block.

Preferably, the size of the first sealing ring is matched with the size of the movable groove.

Preferably, the size of the stop is matched with the size of the valve core, and the position of the stop inside the valve body is lower than the position of the fluid inlet.

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

1. according to the utility model, the throttle valve is arranged in a combined mode, so that an operator can conveniently separate the valve core from the valve body, and the operator can conveniently maintain the valve core, thereby saving maintenance time and improving maintenance efficiency.

2. According to the utility model, through the mutual matching of the second sealing ring and the clamping groove, when the throttle valve is completely closed, the sealing ring arranged on the stop block can be clamped into the clamping groove on the valve core, so that the tightness between the valve core and the stop block is improved, and the condition of fluid permeation is avoided.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic top view of a positioning block according to the present utility model;

FIG. 3 is a schematic top view of a block of the present utility model;

FIG. 4 is a schematic view of a partially enlarged structure of FIG. 1A according to the present utility model;

fig. 5 is a schematic view of a partially enlarged structure at B in fig. 1 according to the present utility model.

In the figure:

1. a valve body; 2. a fluid inlet; 3. a fluid outlet; 4. a positioning groove; 5. a positioning block; 6. a cover; 7. a bolt; 8. a screw; 9. rotating the handle; 10. a connecting block; 11. a first seal ring; 12. a movable groove; 13. a valve core; 14. a stop block; 15. a second seal ring; 16. a clamping groove.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-5, the present utility model provides a combined throttle valve structure, which comprises a valve body 1, a fluid inlet 2 is formed on one side surface of the valve body 1, a fluid outlet 3 is formed on the bottom surface of the valve body 1, a positioning groove 4 is formed on the top surface of the valve body 1, a positioning block 5 is inserted into the positioning groove 4, a sealing cover 6 is connected to the top surface of the positioning block 5, a bolt 7 is connected to one side surface of the positioning block 5 in a penetrating manner, so that the sealing cover 6 can be inserted into the positioning groove 4 through the positioning block 5 in a ready manner, the sealing cover 6 can be screwed into the valve body 1 through the positioning block 5 by using the bolt 7, the position of the sealing cover 6 can be fixed on the valve body 1, a screw rod 8 is connected to the top surface of the sealing cover 6 in a penetrating manner, a rotating handle 9 is connected to the top surface of the screw rod 8, a connecting block 10 is connected to the bottom surface of the bottom of the screw rod 8, a first sealing ring 11 is circumferentially arranged on the outer side surface of the connecting block 10, the first sealing ring 11 extends into a movable groove 12 formed in the inner wall of the valve body 1, a valve core 13 is arranged on the bottom surface of the connecting block 10, one end of the valve core 13 extends into a stop block 14 arranged in the inner wall of the valve body 1, the rotating handle 9 drives the screw rod 8 to rotate on the connecting block 10, the position of the screw rod 8 on the sealing cover 6 can be changed, the position of the valve core 13 on the stop block 14 is driven, the first sealing ring 11 can move in the movable groove 12, the first sealing ring 11 can be continuously extruded into the movable groove 12 through elasticity during movement, the gap between the connecting block 10 and the valve body 1 is filled up, the sealing effect is achieved, fluid is prevented from seeping out from the upper end of the valve body 1, the position of the valve core 13 in the stop block 14 is changed, the gap between the bottom end of the valve core 13 and the stop block 14 can be changed, the purpose of throttling is achieved, the bolt 7 is unscrewed, the sealing cover 6 is pulled to enable the valve core 13 to be separated from the valve body 1, operators can conveniently maintain the valve core 13, the inner side surface of the check block 14 is provided with a second sealing ring 15, the second sealing ring 15 is clamped into a clamping groove 16 formed in the outer side surface of the valve core 13, when the throttle valve is closed, the valve core 13 can be inserted into the check block 14, at the moment, the second sealing ring 15 arranged on the inner side of the check block 14 can be clamped into the clamping groove 16 on the valve core 13, and therefore the tightness between the valve core 13 and the check block 14 is improved, and the situation that fluid seeps out when the throttle valve is closed is avoided.

Referring to fig. 1, the positioning block 5 is slidably connected with the valve body 1 through the positioning groove 4, and four groups of positioning blocks 5 are arranged on the bottom surface of the sealing cover 6 in an annular array, so that the positioning block 5 can slide in the positioning groove 4.

Referring to fig. 1 and 2, the bolts 7 are connected with the valve body 1 by threads formed through the positioning blocks 5, and four groups of bolts 7 are arranged on the outer side surface of the valve body 1 in an annular array, so that the bolts 7 are screwed into the valve body 1 through the positioning blocks 5, and the positions of the positioning blocks 5 can be fixed on the valve body 1.

Referring to fig. 1 and 2, the screw 8 is in threaded connection with the cover 6, and the screw 8 is in rotational connection with the connection block 10, so that the screw 8 can move on the cover 6 when the screw 8 rotates on the connection block 10.

Referring to fig. 1 and 4, the size of the first sealing ring 11 is matched with the size of the movable groove 12, so that the first sealing ring 11 can be elastically pressed in the movable groove 12.

Referring to fig. 1, the size of the stopper 14 matches the size of the valve core 13, and the position of the stopper 14 inside the valve body 1 is lower than the position of the fluid inlet 2, so that the valve core 13 can be inserted inside the stopper 14.

The specific working principle is as follows: when the combined throttle valve structure is used, as shown in fig. 1-5, firstly, the valve core 13 and the connecting block 10 are inserted into the valve body 1, the positioning block 5 on the sealing cover 6 is inserted into the positioning groove 4, then the positioning block 5 is screwed into the valve body 1 through the bolt 7, the position of the positioning block 5 is fixed in the positioning groove 4, the sealing cover 6 is fixedly arranged at the top end of the valve body 1, at the moment, the screw rod 8 is driven to rotate on the connecting block 10 through rotating the rotating handle 9, the position of the screw rod 8 on the sealing cover 6 can be changed, so that the position of the valve core 13 on the check block 14 is driven, the effect of regulating the fluid flow rate is achieved, at the moment, the first sealing ring 11 can be elastically extruded in the movable groove 12 to fill up the gap between the connecting block 10 and the valve body 1, the sealing effect is achieved, fluid is prevented from seeping out from the upper end of the valve body 1, when the valve core 13 is damaged and needs to be replaced, the positioning block 5 can be separated from the positioning groove 4, the valve core 13 can be separated from the valve body 1 through pulling the sealing cover 6, at the moment, the position of the screw rod 8 can be changed, the valve core 13 can be driven to be conveniently and maintained, the position of the valve core 13 on the check block 14 can be conveniently and maintained, the valve core 13 can be conveniently and quickly and conveniently kept in the sealing structure when the throttle valve core 13 is closed, the throttle valve core 13 is arranged, and the combined, the throttle valve is 14 is closed, and the valve is 14 is convenient, and the valve is arranged.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides a combination formula choke valve structure, includes valve body (1), its characterized in that: fluid inlet (2) have been seted up on valve body (1) one side surface, and fluid outlet (3) have been seted up on valve body (1) bottom surface, constant head tank (4) have been seted up on valve body (1) top surface, constant head tank (4) inside cartridge has locating piece (5), locating piece (5) top surface is connected with closing cap (6), and locating piece (5) one side surface through-connection has bolt (7), closing cap (6) top surface through-connection has screw rod (8), screw rod (8) top surface is connected with rotation handle (9), and screw rod (8) bottom surface is connected with connecting block (10), connecting block (10) outside surface encircles and is provided with first sealing washer (11), first sealing washer (11) extend into and are seted up in movable groove (12) of valve body (1) inner wall, connecting block (10) bottom surface is provided with case (13), case (13) one end extends into setting up in dog (14) of valve body (1) inner wall, dog (14) inside surface is provided with second sealing washer (15), second sealing washer (15) outside surface card is seted up in the sealing washer (16) outside groove.

2. A combination throttle structure as defined in claim 1, wherein: the positioning block (5) is in sliding connection with the valve body (1) through the positioning groove (4), and the positioning block (5) is provided with four groups in an annular array on the bottom surface of the sealing cover (6).

3. A combination throttle structure as defined in claim 1, wherein: the bolts (7) are connected with the valve body (1) through threads formed by penetrating the positioning blocks (5), and four groups of bolts (7) are arranged on the outer side surface of the valve body (1) in an annular array.

4. A combination throttle structure as defined in claim 1, wherein: the screw (8) is in threaded connection with the sealing cover (6), and the screw (8) is in rotary connection with the connecting block (10).

5. A combination throttle structure as defined in claim 1, wherein: the size of the first sealing ring (11) is matched with the size of the movable groove (12).

6. A combination throttle structure as defined in claim 1, wherein: the size of the stop block (14) is matched with that of the valve core (13), and the position of the stop block (14) in the valve body (1) is lower than the position of the fluid inlet (2).