CN220828537U

CN220828537U - High leakproofness valve

Info

Publication number: CN220828537U
Application number: CN202322492698.0U
Authority: CN
Inventors: 李敬敏
Original assignee: Shijiazhuang Longyuan Machinery Manufacturing Co ltd
Current assignee: Shijiazhuang Longyuan Machinery Manufacturing Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-23
Anticipated expiration: 2033-09-14

Abstract

The utility model relates to the technical field of valves, in particular to a high-tightness valve. The problem that the regulating result is difficult to continuously stabilize after the valve regulates the flow rate and the flow velocity in the related art is solved. The structure comprises a valve body, a channel with a cylindrical structure for allowing medium to flow, a valve plate for controlling the opening and closing of the channel and a control valve rod for controlling the rotation of the valve plate are arranged in the valve body, a pipeline for placing the control valve rod and rotationally connecting the control valve rod and a rotating valve rod for enabling the valve plate to rotationally connect with the channel are respectively arranged on the side walls of the two sides of the channel along the diameter direction of the channel, and a locking mechanism for locking and fixing the rotation of the valve plate is arranged on the control valve rod. The utility model can mount components on the adjusting mechanism on the existing standard valve through bolts, and directly adjust the valve flow through adjusting the adjusting plate, thereby having wide application range.

Description

High leakproofness valve

Technical Field

The utility model relates to the technical field of valves, in particular to a high-tightness valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction and controlling the conveying medium.

In the patent document with the publication number of CN110873223A, a control valve rod is driven to rotate by a hand wheel, so that a valve plate rotates, and the function of opening and closing a pipeline in the valve body is realized. If it is to be applied to the flow rate of a medium in an adjustable valve body, the gap between the valve plate and the valve body is changed by rotating the valve plate. After the adjustment is finished, the medium flow in the valve body always generates force on the rotation of the valve plate, the size of a gap between the valve plate and the valve body after the adjustment is finished is difficult to fix, and finally the adjustment result is difficult to be sustained.

Disclosure of utility model

The utility model provides a high-tightness valve, which solves the problem that the regulating result is difficult to continuously stabilize after the flow and the flow speed are regulated by the valve in the related technology.

The technical scheme of the utility model is as follows:

A high-tightness valve comprises a valve body, a channel with a cylindrical structure for allowing medium to flow, a valve plate for controlling the opening and closing of the channel, and a control valve rod for controlling the rotation of the valve plate,

The side walls of the two sides of the channel along the diameter direction of the channel are respectively provided with a pipeline for placing the control valve rod and rotationally connecting the control valve rod, and a rotating valve rod for enabling the valve plate to rotationally connect with the channel, and the control valve rod is provided with a locking mechanism for locking and fixing the valve plate to rotate.

Further, clamping grooves for being clamped with the control valve rods and round grooves for enabling the valve plates to be rotationally connected with the channels are formed in the side faces of the two sides of the valve plates respectively, and clamping blocks for being clamped with the clamping grooves are arranged on the control valve rods.

Further, locking mechanism is including fixed setting up the regulating plate on control valve rod to and be used for restricting regulating plate pivoted latch fitting, the regulating plate projection face is circular structure, regulating plate outside circumference evenly distributed has the tooth's socket that is used for restricting regulating plate pivoted, still be equipped with the switching structure that is used for controlling the latch fitting to put into or slide out the tooth's socket on the latch fitting, when the latch fitting was put into the tooth's socket, the regulating plate was restricted to rotate.

Further, the switching structure comprises a base for installing the locking piece, the locking piece is divided into a limiting end which is close to the tooth groove and used for limiting the rotation of the adjusting plate, and a control end which is far away from the tooth groove and used for enabling the limiting end to be placed in or slide out of the tooth groove, and a rotating shaft used for enabling the locking piece to be connected with the base in a rotating mode is arranged between the control end and the limiting end.

Further, the base is provided with a placing groove for placing the limiting end near the limiting end, and the limiting end is also provided with a protrusion for being clamped with the tooth slot.

Further, a spring for pushing the limiting end to be clamped into the tooth slot is arranged between the control end and the base, one end of the spring is fixedly connected with the control end, and the other end of the spring is fixedly connected with the base.

Further, the adjusting plate is used for controlling the rotating piece of the rotating adjusting plate.

The working principle and the beneficial effects of the utility model are as follows:

1. When the flow rate and the flow velocity of the medium in the valve body are required to be regulated, the control end can be pressed downwards, the bulge on the locking piece can be separated from the tooth groove, then the rotating piece is rotated until the flow velocity of the flow in the valve body reaches the proper requirement, the control end is loosened, the limiting end falls into the placing groove on the base under the action of the spring, and at the moment, the bulge is clamped with the tooth groove, so that the result after the flow velocity is regulated is fixed. The utility model can manually control the valve body to adjust the flow rate and the velocity of the flow passing through the valve body, and better fix and maintain the adjusted result;

2. According to the utility model, components such as the adjusting plate and the base can be mounted on the existing standard valve through bolts, and the flow of the valve can be directly adjusted through the adjusting plate, so that the valve has a wide application range.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the overall structure of an embodiment;

FIG. 2 is a schematic view of a valve plate structure according to an embodiment;

FIG. 3 is a schematic view of an internal cross-section of an embodiment;

FIG. 4 is a schematic view of the valve plate and valve body of the embodiment not mounted;

fig. 5 is a schematic diagram of the overall internal structure of the embodiment.

In the figure:

1. A valve body; 2. a valve plate; 3. a pipe; 4. an adjusting plate; 41. a rotating member; 42. tooth slots; 5. a base; 6. a locking piece; 7. a spring; 51. a placement groove; 21. a circular groove; 22. a clamping groove; 11. rotating the valve rod; 12. a clamping block; 13. a channel; 61. a limiting end; 62. a control end; 63. a rotating shaft; 64. a protrusion; 8. and a control valve rod.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.

Example 1

As shown in fig. 1 to 5, this embodiment proposes a high-tightness valve, which includes a valve body 1, a channel 13, a valve plate 2, a control valve rod 8, and a valve rod disposed in the valve body 1, wherein the channel 13 is in a cylindrical structure, the channel 13 is used for allowing medium to flow, the valve plate 2 is used for controlling the opening and closing of the channel 13, and the control valve rod 8 is used for controlling the valve plate 2 to rotate.

Wherein, pipeline 3 and rotation valve rod 11 set up on the lateral wall of control valve rod 8 passageway 13 along passageway 13 diameter direction both sides, pipeline 3 be used for placing, and with control valve rod 8 rotation connection, rotation valve rod 11 is used for making valve plate 2 and passageway 13 rotation connection, locking mechanism sets up on control valve rod 8, locking mechanism is used for locking fixed valve plate 2 rotation. In this embodiment, a sealing ring and a mounting groove for mounting and fixing the sealing ring can be disposed between the valve plate 2 and the inner wall of the valve body 1, when the valve plate 2 rotates to the sealing ring, the valve body 1 is in a closed state, and medium in the channel 13 does not circulate.

The clamping groove 22 and the circular groove 21 in the embodiment are arranged on the side surfaces of two sides of the valve plate 2, the clamping groove 22 is used for being clamped with the control valve rod 8, the circular groove 21 is used for enabling the valve plate 2 and the channel 13 to be rotationally connected, the clamping block 12 is arranged on the control valve rod 8, and the clamping block 12 is clamped with the clamping groove 22. In this embodiment, the clamping block 12 is clamped with the clamping groove 22, and the rotation control valve rod 8 drives the valve plate 2 to rotate.

The locking mechanism in this embodiment includes regulating plate 4 and latch member 6, and regulating plate 4 is fixed to be set up on control valve rod 8, and latch member 6 is used for restricting regulating plate 4 rotation, and regulating plate 4 projection face is circular structure, and regulating plate 4 outside circumference evenly distributed has the tooth's socket 42 that is used for restricting regulating plate 4 rotation, and the switching structure sets up on latch member 6, and the switching structure is used for controlling latch member 6 to put into or slide out tooth's socket 42. When the locking member 6 is placed in the tooth slot 42, the adjustment plate 4 is restrained from rotating. The number of the tooth grooves 42 in this embodiment is two or more, and is circumferentially distributed on the side wall of the adjusting plate 4. The projection surface of the adjusting plate 4 in this embodiment is a circular structure, so that the shrinking piece can be clamped into the tooth grooves 42 of different adjusting plates 4 when the adjusting plate 4 rotates. In this embodiment, a plurality of tooth grooves 42 are formed on the side surface of the adjusting plate 4, and the protrusions 64 are clamped into different tooth grooves 42 to fix the rotation angle of the rotating member 41, and meanwhile, the gap between the valve plate 2 and the valve body 1 is kept fixed. Thereby achieving the purpose of fixing the flow rate of the medium in the valve body 1.

The present embodiment can control the rotation of the regulating plate 4 by rotating the rotating member 41, thereby achieving the purpose of regulating the on-off valve body 1 or controlling the rate of medium flow in the valve body 1. According to the utility model, the adjusting plate 4 and the control valve rod 8 are fixedly connected through bolts, so that the purpose that the whole adjusting structure can be detached from the valve body 1 is achieved, and the adjusting structure can be installed on different standard part valves with the same diameter of the control valve rod 8 in the market. The utility model has wider application range.

The switching structure in this embodiment includes a base 5, the base 5 is used for installing a lock 6, the lock 6 is divided into a limiting end 61 and a control end 62, the limiting end 61 is close to the tooth slot 42 and is used for limiting the rotation of the adjusting plate 4, the control end 62 is far away from the tooth slot 42 and is used for enabling the limiting end 61 to be placed into or slide out of the tooth slot 42, a rotating shaft 63 is arranged between the control end 62 and the limiting end 61, and the rotating shaft 63 is used for enabling the lock 6 to be rotationally connected with the base 5. The standing groove 51 is arranged on the base 5 near the limiting end 61, the standing groove 51 is used for placing the limiting end 61, the bulge 64 is arranged on the limiting end 61, and the bulge 64 is used for being clamped with the tooth slot 42. A spring 7 for pushing the limiting end 61 to be clamped into the tooth groove 42 is arranged between the control end 62 and the base 5, one end of the spring 7 is fixedly connected with the control end 62, and the other end of the spring 7 is fixedly connected with the base 5.

The limiting end 61 is separated from the placing groove 51 through the downward pressure control end 62, and the protrusions 64 are separated from the tooth grooves 42 at the moment; when the control end 62 is released, the limiting end 61 is replaced in the placing groove 51 under the action of the spring 7, and at the moment, the protrusion 64 is also clamped into the tooth groove 42 again, so that the adjusting plate 4 is limited and does not rotate any more.

In this embodiment, a tension spring may be disposed at the limiting end 61 near the rotating shaft 63, one end of the tension spring is fixedly connected with the base 5, and the tension spring is fixedly connected with the limiting end 61.

The adjusting plate 4 is used for controlling and rotating the rotating member 41 of the adjusting plate 4. The rotary member 41 allows for manual adjustment of the design of the rotary disc for convenience.

The working process of the utility model comprises the following steps: when the flow rate of the valve body 1 needs to be regulated, a downward force is firstly applied to the control end 62, the limiting end 61 is lifted to be separated from the placing groove 51, and the protrusion 64 is separated from the tooth groove 42 at the moment. At this time, the user can drive the adjusting plate 4 to rotate to the corresponding tooth groove 42 of the protrusion 64 through rotating the rotating member 41 according to the actual requirement of the flow velocity, at this time, the control end 62 is loosened, the protrusion 64 on the limiting end 61 is clamped into the tooth groove 42 again under the action of the spring 7, the adjusting plate 4 is guaranteed to be unable to rotate, at this time, the gap between the valve body 1 and the valve plate 2 is not changed any more, and the fixation of the flow velocity after the valve adjustment is completed is also realized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a high leakproofness valve, includes valve body (1), be equipped with cylindrical structure in valve body (1) and be used for letting passageway (13) that the medium flows to and be used for valve plate (2) that control passageway (13) were opened and close, and be used for controlling valve plate (2) pivoted control valve rod (8), its characterized in that:

The novel valve is characterized in that the side walls of the two sides of the channel (13) along the diameter direction of the channel (13) are respectively provided with a pipeline (3) used for placing the control valve rod (8) and rotationally connected with the control valve rod (8), and a rotating valve rod (11) used for enabling the valve plate (2) to rotationally connected with the channel (13), and the control valve rod (8) is provided with a locking mechanism used for locking and fixing the valve plate (2) to rotate.

2. The high-tightness valve according to claim 1, wherein clamping grooves (22) for clamping with the control valve rod (8) and round grooves (21) for enabling the valve rod (2) to be rotatably connected with the channel (13) are respectively arranged on two side surfaces of the valve rod (2), and clamping blocks (12) for clamping with the clamping grooves (22) are arranged on the control valve rod (8).

3. The high-tightness valve according to claim 1, wherein the locking mechanism comprises an adjusting plate (4) fixedly arranged on the control valve rod (8) and a locking piece (6) for limiting the rotation of the adjusting plate (4), the projection surface of the adjusting plate (4) is of a circular structure, tooth grooves (42) for limiting the rotation of the adjusting plate (4) are uniformly distributed on the outer side circumference of the adjusting plate (4), and a switching structure for controlling the locking piece (6) to be placed in or slide out of the tooth grooves (42) is further arranged on the locking piece (6), and when the locking piece (6) is placed in the tooth grooves (42), the adjusting plate (4) is limited to rotate.

4. A high tightness valve according to claim 3, characterized in that the switching structure comprises a base (5) for mounting the locking element (6), the locking element (6) is divided into a limit end (61) which is close to the tooth slot (42) and used for limiting the rotation of the adjusting plate (4), and a control end (62) which is far away from the tooth slot (42) and used for enabling the limit end (61) to be placed into or slide out of the tooth slot (42), and a rotating shaft (63) used for enabling the locking element (6) to be rotationally connected with the base (5) is arranged between the control end (62) and the limit end (61).

5. The high-tightness valve according to claim 4, wherein the base (5) is provided with a placing groove (51) for placing the limiting end (61) close to the limiting end (61), and the limiting end (61) is further provided with a protrusion (64) for being clamped with the tooth groove (42).

6. The high-tightness valve according to claim 4, wherein a spring (7) for pushing the limiting end (61) to be clamped into the tooth groove (42) is arranged between the control end (62) and the base (5), one end of the spring (7) is fixedly connected with the control end (62), and the other end of the spring (7) is fixedly connected with the base (5).

7. A high tightness valve according to claim 3, characterized in that said adjusting plate (4) is provided for controlling the rotation of the rotating member (41) of the adjusting plate (4).