CN220668419U

CN220668419U - Hidden rod type flange stop valve connected with middle port flange

Info

Publication number: CN220668419U
Application number: CN202322390373.1U
Authority: CN
Inventors: 韩猛; 梁增果; 赵英; 耿广谦; 曹月章
Original assignee: Shijiazhuang Jinhe Valve Industry Co ltd
Current assignee: Shijiazhuang Jinhe Valve Industry Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-26
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to the technical field of production and manufacturing of stop valves, in particular to a hidden rod type flange stop valve connected with a middle port flange, which comprises a valve body and a first flange, wherein the left end and the right end of the valve body are fixedly connected with the first flange, the inside of the valve body is fixedly connected with a valve seat, the top of the valve body is fixedly connected with a sealing cover body through a first bolt, the inner side of the sealing cover body is fixedly connected with a sealing filler, the middle position of the sealing filler is fixedly connected with a threaded sleeve, the inner side of the threaded sleeve is spirally connected with a hidden rod, the bottom of the hidden rod is fixedly connected with a valve plug, the top of the sealing cover body is fixedly connected with a reinforcing block, and the top of the hidden rod is fixedly connected with a rotating disc.

Description

Hidden rod type flange stop valve connected with middle port flange

Technical Field

The utility model relates to the technical field of production and manufacturing of stop valves, in particular to a hidden rod type flange stop valve connected with a middle port flange.

Background

The valve is an important cut-off valve, which is a mechanism for closely adhering the sealing surface of a valve clack to the sealing surface of a valve seat by means of valve rod pressure to prevent medium or control flow from flowing, the opening and closing part of the cut-off valve is a plug-shaped valve clack, the contact surface of the valve clack is matched with the inner side surface of the valve seat, and the valve rod is also called as a hidden rod, generally has a lifting rotating rod type structure, and is required to have larger friction force with sealing filler because the valve clack pressure is given by the hidden rod to enable the valve clack to be closely connected with the valve seat.

The hidden rod and the sealing filler of the stop valve are in spiral connection, so that the opening and closing reliability of the stop valve is guaranteed, a large friction force exists between the hidden rod and the sealing filler, the stop valve is manually opened and closed, time and labor are wasted, remote control automatic stop valve equipment is expensive, a part of small factories cannot bear the fund demand of the equipment, the hidden rod type flange stop valve of the existing part middle opening flange connection can only be opened and closed manually, time and labor are wasted, and the quick opening and closing requirements under certain emergency conditions cannot be met, so that the hidden rod type flange stop valve of the middle opening flange connection is provided for the problems.

Disclosure of Invention

The utility model aims to provide a hidden rod type flange stop valve connected with a middle port flange, which solves the problems that the hidden rod type flange stop valve connected with the middle port flange can only be opened and closed manually, is time-consuming and labor-consuming, and cannot meet the requirement of quick opening and closing under certain emergency conditions.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a well mouth flange joint's dark rod-type flange stop valve, includes valve body and first flange, the equal fixed connection first flange in both ends about the valve body, the inside fixed connection disk seat of valve body, sealed lid of valve body top through first bolt fixed connection, sealed lid inboard fixed connection sealing filler, sealing filler intermediate position fixed connection screw sleeve, the inside screwed connection dark pole of screw sleeve, dark pole bottom fixed connection valve plug, sealed lid top fixed connection reinforcing block, dark pole top fixed connection rolling disc, valve body top outside fixed connection second flange, the valve body top outside is through second bolt fixed connection fixed cover body, fixed cover body top fixed connection connecting block, connecting block intermediate position fixed connection motor, motor bottom main shaft fixed connection screens piece.

Preferably, the valve body is composed of two communicated curved circular pipes, the number of the first flanges is two, the first flanges are vertically distributed, the second flanges are horizontally distributed, and the valve seat is of a plate-shaped structure with a cylindrical through groove at the middle position.

Preferably, the first bolt and the second bolt are all four, the first bolt and the second bolt are all bilateral symmetry, the sealing cover body is "cap" type, sealing cover body top intermediate position is equipped with the cylinder spacing groove, sealing cover body intermediate position sliding connection hidden rod, the sealing filler is the cylinder structure.

Preferably, the screw sleeve is internally provided with a screw groove, the outer side of the lower half part of the hidden rod is provided with screw threads, the valve plug is a cylinder plug, the reinforcing block is of a cylinder structure, the middle position of the reinforcing block is provided with a cylinder limiting groove, the middle position of the reinforcing block is slidingly connected with the hidden rod, and the rotating disc is formed by fixedly connecting three connecting shafts on the inner side of a ring body.

Preferably, the fixed lid is cylindrical casing, fixed lid top is equipped with the circular groove that rotates, connecting block intermediate position is equipped with rectangular fixed slot, the screens piece is the cylinder piece structure that is equipped with three rectangular grooves, screens piece latter half and rotation dish block, the fixed lid of screens piece outside rotation connection.

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

according to the utility model, through the fixed cover body, the motor and the clamping block, the clamping block can be driven to rotate by controlling the motor to rotate reversely, the rotating disc is driven to rotate by the clamping action, the rotating disc drives the hidden rod to rotate, the hidden rod is displaced upwards in the rotating process, the valve plug can be driven to move upwards, the valve plug is separated from the valve seat, two parts of structures in the valve body are communicated, the stop valve is converted into an open state, if the stop valve needs to be closed, only the motor needs to be controlled to rotate positively, and the device can control the opening and closing of the stop valve by using the motor to drive the hidden rod to rotate.

Drawings

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

FIG. 2 is a schematic view of a hidden rod mounting structure according to the present utility model;

fig. 3 is a schematic view of the installation structure of the fixing cover body of the present utility model.

In the figure: 1. a valve body; 2. a first flange; 3. a valve seat; 4. a first bolt; 5. sealing cover; 6. sealing filler; 7. a threaded sleeve; 8. a dark bar; 9. a valve plug; 10. a reinforcing block; 11. a rotating disc; 12. a second flange; 13. a second bolt; 14. a fixed cover; 15. a connecting block; 16. a motor; 17. and a clamping block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a well mouth flange joint's dark rod-type flange stop valve, including valve body 1 and first flange 2, both ends all fixed connection first flange 2 about valve body 1, valve body 1 inside fixed connection disk seat 3, valve body 1 top is through the sealed lid 5 of first bolt 4 fixed connection, sealed lid 5 inboard fixed connection sealing filler 6, sealing filler 6 intermediate position fixed connection screw sleeve 7, the inside screwed connection of screw sleeve 7 is hidden pole 8, the valve plug 9 of hidden pole 8 bottom fixed connection, the reinforcement piece 10 is fixed at sealed lid 5 top fixed connection, hidden pole 8 top fixed connection rolling disc 11, valve body 1 top outside fixed connection second flange 12, valve body 1 top outside is through the fixed lid 14 of second bolt 13 fixed connection, fixed lid 14 top fixed connection connecting block 15, the fixed connection motor 16 in middle of connecting block 15, motor 16 bottom main shaft fixed connection screens piece 17.

The valve body 1 is composed of two communicated curved circular tubes, the number of the first flanges 2 is two, the first flanges 2 are vertically distributed, the second flanges 12 are horizontally distributed, the valve seat 3 is of a plate-shaped structure with a cylindrical through groove at the middle position, and the inner through hole of the valve seat 3 can enable transport substances to pass through; the four first bolts 4 and the four second bolts 13 are symmetrical left and right, the sealing cover body 5 is of a cap shape, a cylindrical limit groove is formed in the middle position of the top of the sealing cover body 5, the hidden rod 8 is slidingly connected in the middle position of the sealing cover body 5, and the sealing filler 6 is of a cylindrical structure and can seal the joint of the sealing cover body 5 and the hidden rod 8; the inner side of the threaded sleeve 7 is provided with a threaded groove, the outer side of the lower half part of the hidden rod 8 is provided with threads, the valve plug 9 is a cylinder plug, the reinforcing block 10 is of a cylinder structure, the middle position of the reinforcing block 10 is provided with a cylinder limiting groove, the middle position of the reinforcing block 10 is in sliding connection with the hidden rod 8, and the rotating disc 11 is formed by fixedly connecting three connecting shafts on the inner side of a torus, so that the rotating disc can be manually rotated conveniently; the fixed lid 14 is the cylinder casing, and fixed lid 14 top is equipped with the circular groove that rotates, and connecting block 15 intermediate position is equipped with rectangular fixed slot, and screens piece 17 is the cylinder piece structure that is equipped with three rectangular grooves, screens piece 17 lower half and the rotation dish 11 block, and the fixed lid 14 can be driven through screens piece 17 rotation to the screens piece 17 outside.

The working flow is as follows: before the use, through first flange 2 with valve body 1 control both ends respectively with need pipeline fixed connection of control transport, this stop valve is in closed condition this moment, valve plug 9 and the inside disk seat 3 of valve body 1 closely laminate, through disk seat 3 and valve plug 9 with valve body 1 internal partition divide into two parts, if need open this stop valve, only need control motor 16 reverse rotation, can drive the screens piece 17 and rotate the dish 11 block, can drive the rotation of dish 11 through the card effect, the rotation dish 11 drives dark pole 8 rotation, because screw sleeve 7 is fixed by sealed lid 5 through sealing filler 6, consequently, dark pole 8 takes place ascending displacement in the rotation in-process, because screw sleeve 7 and reinforcement piece 10 carry out spacingly to dark pole 8, can guarantee that dark pole 8 rotates the in-process and only take place the displacement of upper and lower direction, dark pole 8 drives valve plug 9 upwards movement, can make valve plug 9 and disk seat 3 separation, make the inside two parts structure of valve body 1 communicate, make this stop valve change into open state, the pipeline intercommunication, the transport material can pass through if need close the stop valve, need control motor 16 just rotate the motor, this device can drive the rotation 8, can be controlled by the speed is fast under the certain circumstances, and the demand is opened and closed.

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

Claims

1. The utility model provides a well mouth flange joint's dark rod-type flange stop valve, includes valve body (1) and first flange (2), its characterized in that: the novel valve is characterized in that the left end and the right end of the valve body (1) are fixedly connected with the first flange (2), the valve seat (3) is fixedly connected with the inner side of the valve body (1), the top of the valve body (1) is fixedly connected with the sealing cover body (5) through the first bolt (4), the inner side of the sealing cover body (5) is fixedly connected with the sealing filler (6), the sealing filler (6) is fixedly connected with the threaded sleeve (7), the inner side of the threaded sleeve (7) is spirally connected with the hidden rod (8), the bottom of the hidden rod (8) is fixedly connected with the valve plug (9), the top of the sealing cover body (5) is fixedly connected with the reinforcing block (10), the top of the hidden rod (8) is fixedly connected with the rotating disc (11), the outer side of the top of the valve body (1) is fixedly connected with the second flange (12), the outer side of the top of the valve body (1) is fixedly connected with the fixed cover body (14) through the second bolt (13), the top of the fixed cover body (14) is fixedly connected with the connecting block (15), the middle of the connecting block (15) is fixedly connected with the motor (16), and the bottom of the motor (16) is fixedly connected with the spindle.

2. The blind rod flange check valve for a mid-port flange connection according to claim 1, wherein: the valve body (1) is composed of two communicated bent circular tubes, two first flanges (2) are arranged, the first flanges (2) are vertically distributed, the second flanges (12) are horizontally distributed, and the valve seat (3) is of a plate-shaped structure with a cylindrical through groove at the middle position.

3. The blind rod flange check valve for a mid-port flange connection according to claim 1, wherein: the novel sealing structure is characterized in that the number of the first bolts (4) and the number of the second bolts (13) are four, the first bolts (4) and the second bolts (13) are bilaterally symmetrical, the sealing cover body (5) is a cap, a cylinder-shaped limit groove is formed in the middle position of the top of the sealing cover body (5), the hidden rod (8) is slidingly connected in the middle position of the sealing cover body (5), and the sealing filler (6) is of a cylinder structure.

4. The blind rod flange check valve for a mid-port flange connection according to claim 1, wherein: the screw sleeve (7) is internally provided with a screw groove, the outer side of the lower half part of the hidden rod (8) is provided with screw threads, the valve plug (9) is a cylinder plug, the reinforcing block (10) is of a cylinder structure, the middle position of the reinforcing block (10) is provided with a cylinder limiting groove, the middle position of the reinforcing block (10) is slidingly connected with the hidden rod (8), and the rotating disc (11) is formed by fixedly connecting three connecting shafts on the inner side of a ring body.

5. The blind rod flange check valve for a mid-port flange connection according to claim 1, wherein: the fixed lid (14) is the cylinder casing, fixed lid (14) top is equipped with the circular groove that rotates, connecting block (15) intermediate position is equipped with rectangular fixed slot, screens piece (17) are the cylinder piece structure that is equipped with three rectangular grooves, screens piece (17) lower half and rolling disc (11) block, fixed lid (14) are connected in the rotation of screens piece (17) outside.