CN220839751U - Butterfly valve clack anchor clamps - Google Patents

Abstract

The utility model discloses a butterfly valve clack clamp which comprises a substrate, a first die, a second die, a first limiting group and a second limiting group, wherein the first die and the second die are arranged at intervals, the first die is arranged on the substrate, a limiting groove is formed in the end face of one side, close to the first die and/or the second die, of the first die, the limiting groove is gradually expanded from the groove bottom to the groove opening direction, the first limiting group is arranged on the substrate along the axis direction of the limiting groove, and the second limiting group is arranged on two sides of the limiting groove and is arranged on the substrate. The butterfly valve clack anchor clamps of this structure can make when the valve clack of butterfly valve is placed on this anchor clamps, and the part of installing the valve rod in the valve clack can be spacing by the spacing groove and with the spacing groove in the width be close the position form the butt, at this moment, the second mould falls the back and keep away from the one end butt of first mould with the valve clack, realizes good spacing effect to the valve clack, easily follow-up processing procedure implementation has improved production efficiency.

Description

Butterfly valve clack anchor clamps

Technical Field

The utility model relates to the technical field of valves, in particular to a butterfly valve clack clamp.

Background

The butterfly valve is also called as a flap valve, and is a regulating valve with a simple structure, and can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe is mainly used for cutting and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve opening and closing piece in the valve body, so that the purpose of opening and closing or adjusting is achieved.

In various types of butterfly valves, the forming and processing processes of the valve clack are particularly critical, and improper working procedures can cause irregular edges of the valve clack, further cause a plurality of problems such as poor sealing performance of the valve and the like. Since the flap is generally cast, it has no flat surface available for positioning, and therefore requires a significant amount of time for correction before the flap can be machined.

In the prior art, the circular arc at the sealing part of the central line butterfly valve clack is inconvenient to clamp, and the purpose of positioning and locking is achieved by using a clamping fixture only on the premise of not damaging the surface of a workpiece. The workpiece is required to be put into the clamping fixture in advance before machining, the position of the workpiece cannot be conveniently adjusted during machining, the efficiency is low, and the requirement of mass production is not met.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is that the valve clack clamp in the prior art has the defect of low production efficiency of the clamp because the valve clack is difficult to clamp and the position of a workpiece is difficult to adjust after the valve clack is clamped.

To this end, the utility model provides a butterfly valve flap clamp comprising:

A substrate;

The first die and the second die are arranged at intervals, the first die is arranged on the substrate, and/or the first die and/or the second die is/are provided with a limit groove on the end face of one side, close to the first die and the second die, of the first die and/or the second die, and the limit groove is gradually expanded from the groove bottom to the groove opening direction;

the first limiting group is arranged on the substrate along the axial direction of the limiting groove and is suitable for limiting the valve clack to move along the axial direction of the limiting groove;

The second limiting groups are respectively arranged at two sides of the limiting groove and arranged on the substrate, and the second limiting groups are suitable for limiting the valve clack to move in the axial direction perpendicular to the limiting groove.

Optionally, the butterfly valve clack clamp comprises a body die and an adjusting die, wherein the body die and the adjusting die are arranged along the length direction of the limiting groove, the body die is connected with the substrate, and the adjusting die is movably connected with the substrate.

Optionally, the substrate is provided with a long through hole or a plurality of mounting holes along the length direction of the limiting groove, and the adjusting die is arranged at different positions in the long through hole or in different mounting holes so as to adjust the interval distance between the adjusting die and the body die.

Optionally, the butterfly valve clack fixture further comprises a fine tuning piece penetrating through the first die, wherein the fine tuning piece is suitable for being abutted with the valve clack under the drive of external force and driving the valve clack to move along the length direction of the fine tuning piece.

Optionally, the butterfly valve clack fixture further comprises a fine tuning channel, the fine tuning piece is installed in the fine tuning channel, and the fine tuning channel and the fine tuning piece are all arranged at an included angle with the side wall of the limiting groove.

Optionally, the butterfly valve clack fixture, the first limit group includes first dog and second dog, first dog with the second dog is followed the length direction of spacing groove set up in the both ends of first mould.

Optionally, the second limiting group includes a first wedge and a second wedge movably connected to the base plate, where the first wedge and the second wedge are adapted to be driven by an external force to move close to the first mold, so as to abut against the valve clack and apply a force at least partially perpendicular to the valve plate to the valve clack.

Optionally, the second limiting group further includes a first sliding rail and a second sliding rail formed on the base plate, the first wedge is slidably connected with the first sliding rail, and the second wedge is slidably connected with the second sliding rail.

Optionally, the second limiting group further includes a first nut and a second nut fixedly connected with the base plate, and a first screw and a second screw, where the first screw is inserted into the first nut and adapted to abut against the first wedge, and the second screw is inserted into the second nut and adapted to abut against the second wedge.

Optionally, the butterfly valve clack fixture further comprises a pre-mounting groove, and one end of the first die, which is close to the substrate, is provided with a pre-mounting head matched with the pre-mounting groove.

The technical scheme provided by the utility model has the following advantages:

1. The utility model provides a butterfly valve clack clamp, which comprises a substrate, a first die, a second die, a first limiting group and a second limiting group, wherein the first die and the second die are arranged at intervals, the first die is arranged on the substrate, a limiting groove is formed in the end face of one side, close to the first die and the second die, of the first die, the limiting groove is gradually expanded from the groove bottom to the groove opening direction, the first limiting group is arranged on the substrate along the axial direction of the limiting groove, the first limiting group is suitable for limiting the valve clack to move along the axial direction of the limiting groove, the second limiting group is arranged on two sides of the limiting groove and is arranged on the substrate, and the second limiting group is suitable for limiting the valve clack to move perpendicular to the axial direction of the limiting groove.

The butterfly valve clack anchor clamps of this structure are through add the spacing groove on the one side terminal surface that first mould and second mould are close to each other, can make when the valve clack of butterfly valve is placed on this anchor clamps, the part of installing the valve rod in the valve clack can be spacing by the spacing groove, simultaneously because the spacing groove is the divergent setting by tank bottom towards notch direction, therefore even the bulge of valve rod department in the valve clack is irregular and be difficult to the centre gripping, also can form the butt with the position that width is close in the spacing groove, at this moment, the second mould falls down the back and keeps away from the one end butt of first mould with the valve clack, realize good spacing effect to the valve clack, easy subsequent processing procedure is implemented, production efficiency has been improved.

2. The first die comprises a body die and an adjusting die, wherein the body die and the adjusting die are arranged along the length direction of the limiting groove, the body die is connected with the substrate, and the adjusting die is movably connected with the substrate. Through being split type setting with first mould, can make the butterfly valve clack anchor clamps of this structure when being applied to the valve clack of valve rod length difference, can realize the length adaptation through adjusting the interval of body mould and adjusting the mould to avoided the spacing effect decline of anchor clamps that leads to owing to valve rod length overlength and spacing groove length is not enough, enlarged the application scenario of this structure butterfly valve clack anchor clamps.

3. The butterfly valve clack clamp provided by the utility model further comprises a fine tuning piece penetrating through the first die, wherein the fine tuning piece is suitable for being abutted with the valve clack under the drive of external force and driving the valve clack to move along the length direction of the fine tuning piece. The basic limitation is already achieved when the flap has been placed between the first and the second mould, and once the position of the flap has been found to require adjustment during processing, it is time consuming and laborious to use manual adjustment, and by mechanical adjustment, an insufficient precision is easily present, which makes it difficult to adjust the flap to the proper position. The butterfly valve clack clamp with the structure is provided with the fine adjusting piece in a penetrating mode on the first die, and the limiting groove is gradually expanded, so that the fine adjusting piece has a part of horizontal components and a part of vertical components when in telescopic adjustment, and the adjustment precision of the clack along the horizontal direction and the vertical direction is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a cross-sectional view of a butterfly valve flap clamp provided in example 1 of the utility model;

FIG. 2 is a left side view of the butterfly valve flap clamp provided in example 1 of the utility model;

FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 1;

reference numerals illustrate:

1-a substrate;

2-a first mold; 21-a trimming member; 22-trimming channel;

3-a second mold;

4-a limit groove;

51-a first stop; 52-a second stop;

61-a first wedge; 62-a second wedge; 63-a first slide rail; 64-a first nut; 65-a second nut; 66—a first screw; 67-second screw;

7-a pre-installation groove;

8-pre-mounting head.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

The embodiment provides a butterfly valve clack fixture, as shown in fig. 1 to 3, including base plate 1, first mould 2 and second mould 3, first spacing group and the second spacing group that the interval set up, first mould 2 is installed on base plate 1, first mould 2 and second mould 3 have spacing groove 4 at the one side terminal surface that first mould 2 and second mould 3 are close to mutually, spacing groove 4 is the divergent setting towards the notch direction by the tank bottom, first spacing group sets up on base plate 1 along the axis direction of spacing groove 4, first spacing group is suitable for limiting the valve clack and moves along the axis direction of spacing groove 4, the both sides of spacing groove 4 are located to the second spacing group, and set up on base plate 1, the second spacing group is suitable for limiting valve clack perpendicular to spacing groove 4 axis direction and moves.

The butterfly valve clack clamp of this structure adds spacing groove 4 through on the side terminal surface that first mould 2 and second mould 3 are close to each other, can make when the valve clack of butterfly valve is placed on this clamp, the part of installing the valve rod in the valve clack can be spacing by spacing groove 4, simultaneously because spacing groove 4 is the divergent setting by tank bottom orientation notch direction, therefore even the bulge of valve rod department in the valve clack is irregular and be difficult to the centre gripping, also can form the butt with the position that width is close in the spacing groove 4, at this moment, the second mould 3 falls down the back and the valve clack is kept away from the one end butt of first mould 2, realize good spacing effect to the valve clack, easy subsequent processing procedure is implemented, production efficiency has been improved.

As an alternative implementation manner of this embodiment, only the limiting groove 4 is formed on the end surface of the side, close to the second mold 3, of the first mold 2, which still has a good limiting effect on the protrusion of the valve stem of the valve clack, meanwhile, since the second mold 3 does not need to be grooved, the production tool of the butterfly valve clack fixture is simplified, and of course, the limiting effect of the clack fixture in this embodiment is weaker than that of the clack fixture in the previous embodiment, so that the type of the clack fixture adopted in the production process can be considered by integrating the specifications of the valve clack. Similarly, the limiting groove 4 can be formed only on the end face of the second die 3, which is close to the first die 2, and the two principles are identical, so that the repeated description is omitted.

The butterfly valve clack anchor clamps that this embodiment provided, first mould 2 include body mould and the regulation mould that sets up along spacing groove 4 length direction, and body mould is connected with base plate 1, and regulation mould and base plate 1 movable connection. Through being split type setting with first mould 2, can make the butterfly valve clack anchor clamps of this structure when being applied to the valve clack of valve rod length difference, can realize the length adaptation through adjusting the interval of body mould and adjusting the mould to avoided the spacing effect decline of anchor clamps that leads to owing to valve rod length overlength and spacing groove 4 length is not enough, enlarged the application scenario of this structure butterfly valve clack anchor clamps. In this embodiment, the substrate 1 is provided with a long through hole along the length direction of the limit groove 4, and the adjusting die is arranged at different positions in the long through hole to adjust the interval distance between the adjusting die and the body die. As an alternative implementation mode, the spacing mounting holes are basically formed along the length direction of the limiting groove 4, and the adjusting die can also play a role in adjusting the distance between the adjusting die and the body die by being arranged in different mounting holes.

The butterfly valve clack clamp provided by the embodiment, as shown in fig. 1 and 3, further comprises a fine tuning piece 21 and a fine tuning channel 22 penetrating through the first die 2, wherein the fine tuning piece 21 is installed in the fine tuning channel 22, the fine tuning channel 22 and the fine tuning piece 21 are both arranged at an included angle with the side wall of the limit groove 4, and the fine tuning piece 21 is suitable for being abutted with the valve clack under the driving of external force and driving the valve clack to move along the length direction of the fine tuning piece 21. The basic limitation is already achieved when the flap has been placed between the first mould 2 and the second mould 3, whereas once the position of the flap has been found to require adjustment during processing, it is time consuming and laborious to use manual adjustment, and further an insufficient precision is easily present by mechanical adjustment, which results in difficulties in adjusting the flap to a suitable position. The butterfly valve clack clamp with the structure is provided with the fine adjusting piece 21 in a penetrating way on the first die 2, and the limit groove 4 is gradually expanded, so that the fine adjusting piece 21 has a part of horizontal components and a part of vertical components when in telescopic adjustment, and the adjustment precision of the clack along the horizontal direction and the vertical direction is improved. In this embodiment, the angles formed by the trimming channel 22 and the trimming member 21 and the side wall of the limiting groove 4 are not particularly limited, so long as the trimming member 21 has at least a part of the horizontal direction component and at least a part of the gravity direction component when trimming.

The butterfly valve clack anchor clamps that this embodiment provided, as shown in fig. 1, first spacing group includes first dog 51 and second dog 52, and first dog 51 and second dog 52 set up in the both ends of first mould 2 along the length direction of spacing groove 4, and adopt the fix with screw at the both ends department of first mould 2 respectively.

The second limiting group comprises a first wedge block 61 and a second wedge block 62 which are movably connected with the base plate 1, and the first wedge block 61 and the second wedge block 62 are suitable for being driven by external force to move close to the first die 2 so as to abut against the valve clack and apply force at least partially perpendicular to the valve plate to the valve clack; the first slide rail 63 and the second slide rail are formed on the base plate 1, the first wedge block 61 is in sliding connection with the first slide rail 63, and the second wedge block 62 is in sliding connection with the second slide rail; the first screw 66 is inserted into the first nut 64 and adapted to abut against the first wedge 61, and the second screw 67 is inserted into the second nut 65 and adapted to abut against the second wedge 62.

The butterfly valve clack clamp provided in this embodiment, as shown in fig. 1, the substrate 1 further includes a pre-mounting groove 7, one end of the first mold 2, which is close to the substrate 1, is provided with a pre-mounting head 8 that is matched with the pre-mounting groove 7, and the butterfly valve clack clamp is pre-connected by adopting a mode that the pre-mounting head 8 and the pre-mounting groove 7 are matched with the substrate 1, and then the first mold 2 is fixed on the substrate 1 by adopting a screw.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. A butterfly valve flap clamp, comprising:

a substrate (1);

The device comprises a first die (2) and a second die (3) which are arranged at intervals, wherein the first die (2) is arranged on a substrate (1), the first die (2) and/or the second die (3) is provided with a limit groove (4) at the end face of one side, close to the first die (2) and the second die (3), of the first die, and the limit groove (4) is gradually expanded from the groove bottom to the groove opening direction;

The first limiting group is arranged on the base plate (1) along the axial direction of the limiting groove (4) and is suitable for limiting the valve clack to move along the axial direction of the limiting groove (4);

The second limiting groups are respectively arranged on two sides of the limiting groove (4) and on the substrate (1), and the second limiting groups are suitable for limiting the valve clack to move in the direction perpendicular to the axis of the limiting groove (4).

2. Butterfly valve clack clamp according to claim 1, characterized in that the first mould (2) comprises a body mould and an adjusting mould arranged along the length direction of the limit groove (4), the body mould is connected with the base plate (1), and the adjusting mould is movably connected with the base plate (1).

3. The butterfly valve clack clamp according to claim 2, wherein the base plate (1) is provided with a long through hole or a plurality of mounting holes along the length direction of the limit groove (4), and the adjusting die is arranged at different positions in the long through hole or in different mounting holes so as to adjust the interval distance between the adjusting die and the body die.

4. The butterfly valve clack clamp according to claim 1, further comprising a fine tuning piece (21) penetrating through the first die (2), wherein the fine tuning piece (21) is suitable for being abutted with the valve clack under the driving of an external force and driving the valve clack to move along the length direction of the fine tuning piece (21).

5. The butterfly valve clack clamp according to claim 4, further comprising a trimming channel (22), wherein the trimming member (21) is installed in the trimming channel (22), and the trimming channel (22) and the trimming member (21) are both disposed at an included angle with the side wall of the limit groove (4).

6. The butterfly valve clack clamp according to claim 1, wherein the first limiting group comprises a first stop block (51) and a second stop block (52), and the first stop block (51) and the second stop block (52) are arranged at two ends of the first die (2) along the length direction of the limiting groove (4).

7. Butterfly valve flap clamp according to claim 1, characterized in that the second limit set comprises a first wedge (61) and a second wedge (62) movably connected to the base plate (1), the first wedge (61) and the second wedge (62) being adapted to be moved close to the first mould (2) under the drive of an external force to abut the flap and to exert a force on the flap at least partly perpendicular to the valve plate.

8. The butterfly valve flap clamp of claim 7, wherein the second set of limit bits further includes a first rail (63) and a second rail formed on the base plate (1), the first wedge (61) being slidably coupled to the first rail (63), the second wedge (62) being slidably coupled to the second rail.

9. The butterfly valve flap clamp of claim 8, characterized in that the second set of limit bits further comprises a first nut (64) and a second nut (65) fixedly connected to the base plate (1), and a first screw (66) and a second screw (67), the first screw (66) being threaded into the first nut (64) and adapted to abut the first wedge (61), the second screw (67) being threaded into the second nut (65) and adapted to abut the second wedge (62).

10. Butterfly valve flap clamp according to claim 1, characterized in that the base plate (1) further comprises a pre-mounting groove (7), the end of the first mould (2) close to the base plate (1) being provided with a pre-mounting head (8) cooperating with the pre-mounting groove (7).