CN216731662U - Auxiliary device for dismounting acid-base medium angle valve - Google Patents

Abstract

The utility model provides a dismounting auxiliary device of an acid-base medium angle valve, the acid-base medium angle valve comprises a valve body and a nut fastened in the valve body, the valve body is provided with a cylinder, the nut is arranged in the cylinder and has a gap with the inner wall of the cylinder, the dismounting auxiliary device is used for dismounting the nut, and the dismounting auxiliary device comprises: the dismounting cylinder comprises a dismounting section and a driving section which are mutually connected, the dismounting section is inserted between the cylinder body and the nut, and the inner wall of the dismounting cylinder is provided with a limiting plane which is in rotation stopping fit with the outer wall of the nut; the operating piece is connected with the driving section so as to drive the driving section to rotate through the operating piece to drive the disassembling section to rotate; wherein, the external diameter of drive section is greater than the external diameter of dismantlement section. The technical scheme of this application has solved the great problem of the dismantlement degree of difficulty of acid-base medium angle valve among the correlation technique effectively.

Description

Auxiliary device for dismounting acid-base medium angle valve

Technical Field

The utility model relates to the technical field of acid-base medium angle valve dismounting, in particular to a dismounting auxiliary device for an acid-base medium angle valve.

Background

The acid and alkali medium angle valve is internally used for transporting acid medium or alkali medium, the acid medium or the alkali medium can corrode a sealing ring of the angle valve and influence the sealing effect of the angle valve, and therefore the acid and alkali medium angle valve needs to be maintained frequently and the sealing ring needs to be replaced.

In the related art, since the nut is disposed in the barrel, the nut cannot be disassembled by a conventional wrench, and therefore the nut needs to be disassembled by pushing the screwdriver, but such a way not only easily causes damage to the nut, but also makes the disassembly difficult.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an auxiliary device for dismounting an acid-base medium angle valve, which aims to solve the problem that the acid-base medium angle valve in the related art is difficult to dismount.

In order to achieve the above object, the present invention provides an auxiliary device for dismounting an acid-base medium angle valve, wherein the acid-base medium angle valve comprises a valve body and a nut fastened in the valve body, the valve body is provided with a cylinder, the nut is arranged in the cylinder and has a gap with the inner wall of the cylinder, the auxiliary device for dismounting the nut comprises: the dismounting cylinder comprises a dismounting section and a driving section which are mutually connected, the dismounting section is inserted between the cylinder body and the nut, and the inner wall of the dismounting cylinder is provided with a limiting plane which is in rotation-stopping fit with the outer wall of the nut; the operating piece is connected with the driving section so as to drive the driving section to rotate through the operating piece to drive the disassembling section to rotate; wherein, the external diameter of drive section is greater than the external diameter of dismantlement section.

Furthermore, the auxiliary dismounting device for the acid-base medium angle valve further comprises a limiting device, the limiting device is arranged in the driving section and comprises a limiting hole, and the axis of the limiting hole coincides with the axis of the dismounting cylinder.

Further, the operating member comprises a plurality of operating rods, and the operating rods are connected to the outer wall of the driving section at intervals.

Furthermore, the operating rod comprises a first rod body and a second rod body, the first rod body comprises a first rod section and a second rod section, the second rod body comprises a third rod section and a fourth rod section, the first rod section is connected between the second rod section and the driving section, the third rod section is connected between the fourth rod section and the driving section, a first included angle a is formed between the first rod section and the second rod section, and a second included angle b is formed between the third rod section and the fourth rod section.

Further, the first angle a is 90 °, the second angle b is 90 °, and the extension direction of the second pole segment is opposite to the extension direction of the fourth pole segment.

Further, the operating member is a plurality of, and a plurality of sizes of operating member are different, and a plurality of operating members are optionally connected to the driver section, and the dismantlement section includes a plurality of diameters that are different, and a plurality of dismantlement sections are optionally connected to the driver section.

Further, the ratio of the outer diameter of the driving section to the outer diameter of the dismounting section is between 1:0.6 and 1: 0.8.

Furtherly, stop device sets up in the one end that the dismantlement section was kept away from to the drive section, and stop device still includes along the adjacent a plurality of plate bodys that set up of drive section circumference, and a plurality of plate bodys are extended towards the central line of drive section by the lateral wall of drive section, and the one end that the lateral wall of drive section was kept away from to a plurality of plate bodys encloses establishes into spacing hole.

Further, the plate body is the arc, by the central line of drive section to the direction of the lateral wall of drive section, the plate body with dismantle the distance between the section and increase gradually, the plate body is arc convex part towards the one end of the central line of drive section.

Furthermore, the inner diameter of the driving section is smaller than that of the dismounting section, a first limiting step surface is formed inside the driving section and the dismounting section, and a second limiting step surface is formed outside the driving section and the dismounting section.

By applying the technical scheme of the utility model, the acid-base medium angle valve comprises a valve body and a nut confined in the valve body, the valve body is provided with a cylinder body, the nut is positioned in the cylinder body, and a gap is formed between the outer wall of the nut and the interior of the cylinder body. The dismounting auxiliary device is used for dismounting and mounting the nut. Specifically, dismouting auxiliary device is including dismantling a section of thick bamboo and operating parts, dismantles a section of thick bamboo including interconnect's dismantlement section and drive section, dismantles the section and inserts to the clearance in, be provided with on the inside of dismantlement section with the spacing complex spacing plane of nut. The operating part is connected with the driving section, and the driving section is driven to rotate through the operating part so as to drive the disassembling section to rotate. And further realize the dismouting of nut. The assembly and disassembly mode has high efficiency. And because the external diameter of the driving section is greater than the external diameter of the disassembling section, the integral strength of the disassembling cylinder is better and the disassembling cylinder is not easy to damage. Therefore, the technical scheme of the application effectively solves the problem that the acid-base medium angle valve in the related art is difficult to disassemble.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic perspective view showing an example of the attachment/detachment assisting apparatus for an acid-base medium angle valve according to the present invention;

fig. 2 shows a perspective view from another perspective of the auxiliary device for the disassembly and assembly of the acid-base medium angle valve of fig. 1;

FIG. 3 shows a perspective schematic view of a disassembly and assembly aid of the acid-base medium angle valve of FIG. 1;

FIG. 4 shows a schematic bottom view of the auxiliary device for the disassembly and assembly of the acid-base medium angle valve of FIG. 1;

FIG. 5 shows a schematic top view of the auxiliary device for the disassembly and assembly of the acid-base medium angle valve of FIG. 1;

FIG. 6 shows a schematic side view of a disassembly aid of the acid-base medium angle valve of FIG. 1;

fig. 7 shows a schematic side view of the other side of the disassembly aid of the acid-base medium angle valve of fig. 1.

Wherein the figures include the following reference numerals:

10. disassembling the cylinder; 11. disassembling the section; 12. a drive section; 13. a limiting plane; 20. an operating member; 21. an operating lever; 211. a first rod body; 2111. a first pole segment; 2112. a second pole segment; 212. a second rod body; 2121. a third pole segment; 2122. a fourth pole segment; 30. a limiting device; 31. a limiting hole; 32. a plate body; 33. an arc-shaped convex part; 41. a first limit step surface; 42. a second limit step surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Acid-base medium angle valve among the correlation technique is the angle valve of connection on the pipeline of transportation acid medium or alkaline medium, the dismantlement degree of difficulty of above-mentioned acid-base medium angle valve is great, in order to solve foretell technical problem, reduce the degree of difficulty of dismantlement, as shown in fig. 1 to 3, in this embodiment, the dismouting auxiliary device of acid-base medium angle valve, acid-base medium angle valve includes the valve body and fastens the nut in the valve body, be provided with the barrel on the valve body, the nut set up in the barrel and with the barrel between the inner wall have the clearance, dismouting auxiliary device is used for dismantling the nut, dismouting auxiliary device includes: the cartridge 10 and the operating member 20 are removed. The dismounting cylinder 10 comprises a dismounting section 11 and a driving section 12 which are connected with each other, the dismounting section 11 is inserted between the cylinder body and the nut, and the inner wall of the dismounting cylinder 10 is provided with a limiting plane 13 which is in rotation-stopping fit with the outer wall of the nut. The operating member 20 is connected to the driving section 12, so that the driving section 12 is driven to rotate by the operating member 20 to rotate the detaching section 11. Wherein the outer diameter of the driving section 12 is larger than the outer diameter of the dismounting section 11.

By applying the technical scheme of the embodiment, the acid-base medium angle valve comprises a valve body and a nut confined in the valve body, a cylinder body is arranged on the valve body, the nut is positioned in the cylinder body, and a gap is formed between the outer wall of the nut and the inside of the cylinder body. The dismounting auxiliary device is used for dismounting and mounting the nut. Specifically, dismouting auxiliary device is including dismantling a section of thick bamboo 10 and operating parts 20, dismantles a section of thick bamboo 10 and includes interconnect's dismantlement section 11 and drive section 12, dismantles section 11 and inserts to the clearance in, is provided with the spacing plane 13 with the spacing complex of nut on the inside of dismantling section 11. The operating part 20 is connected with the driving section 12, and the driving section 12 is driven to rotate by the operating part 20 so as to drive the disassembling section 11 to rotate. Thereby realizing the disassembly and assembly of the nut. The assembly and disassembly mode has high efficiency. And because the external diameter of the driving section 12 is larger than that of the disassembling section 11, the whole strength of the disassembling cylinder 10 is better and the disassembling cylinder is not easy to damage. Therefore, the technical scheme of the embodiment effectively solves the problem that the acid-base medium angle valve in the related art is difficult to disassemble.

As shown in fig. 1 to 5, in this embodiment, the auxiliary device for dismounting and mounting an acid-base medium angle valve further includes a limiting device 30, the limiting device 30 is disposed in the driving section 12, the limiting device 30 includes a limiting hole 31, and an axis of the limiting hole 31 coincides with an axis of the dismounting cylinder 10. Stop device 30 can carry on spacingly to the body of rod of wearing to establish on the nut to can prevent the inhomogeneous condition of nut atress, specifically, stop device 30 includes spacing hole 31, and spacing hole 31's simple structure can play limiting displacement effectively and can also lead to the body of rod.

As shown in fig. 1 to 7, in the present embodiment, the operating member 20 includes a plurality of operating levers 21, and the plurality of operating levers 21 are connected to the outer wall of the driving section 12 at intervals. The plurality of operating levers 21 facilitate the application of force, reduce the difficulty of operation, and realize multidirectional operation. Specifically, the number of the operation levers 21 is two, and the two operation levers 21 are symmetrically arranged.

As shown in fig. 1 to 7, in the present embodiment, the operating rod 21 includes a first rod 211 and a second rod 212, the first rod 211 includes a first rod segment 2111 and a second rod segment 2112, the second rod 212 includes a third rod segment 2121 and a fourth rod segment 2122, the first rod segment 2111 is connected between the second rod segment 2112 and the driving segment 12, the third rod segment 2121 is connected between the fourth rod segment 2122 and the driving segment 12, a first included angle a is formed between the first rod segment 2111 and the second rod segment 2112, and a second included angle b is formed between the third rod segment 2121 and the fourth rod segment 2122. The above arrangement is for facilitating the application of force. When the acid-base medium angle valve is inclined, the operation can be performed through the second rod section 2112 and the fourth rod section 2122, so that the operation difficulty can be reduced, and the force application is facilitated.

As shown in fig. 1 to 7, in the present embodiment, the first included angle a is 90 °, the second included angle b is 90 °, and the extending direction of the second bar segment 2112 and the extending direction of the fourth bar segment 2122 are opposite to each other. The above arrangement can ensure the operation effect and reduce the operation difficulty.

As shown in fig. 1 to 7, in the present embodiment, the operating member 20 is provided in plurality, and the plurality of operating members 20 are different in size, the plurality of operating members 20 are selectively connected to the driving section 12, the detaching section 11 includes a plurality of sections with different diameters, and the plurality of detaching sections 11 are selectively connected to the driving section 12. The above arrangement is intended to allow the selection of different diameter disassembly sections 11 for different nuts, for different diameters, which allows a better versatility.

As shown in fig. 1 to 7, in the present embodiment, the ratio of the outer diameter of the driving section 12 to the outer diameter of the detaching section 11 is between 1:0.6 and 1: 0.8. The setting of foretell ratio can effectively compromise structural strength and the degree of difficulty of dismantling. Specifically, in the present embodiment, the ratio of the outer diameter of the driving section 12 to the outer diameter of the detaching section 11 is 1: 0.7.

As shown in fig. 1 to 7, in this embodiment, the limiting device 30 is disposed at one end of the driving section 12 far away from the detaching section 11, the limiting device 30 further includes a plurality of plate bodies 32 adjacently disposed along the circumferential direction of the driving section 12, the plurality of plate bodies 32 extend from the side wall of the driving section 12 toward the center line of the driving section 12, and one end of the plurality of plate bodies 32 far away from the side wall of the driving section 12 is surrounded to form a limiting hole 31. The plurality of plates 32 are recessed towards the disassembly section 11, which makes it easier for an operator to control the rod body. I.e. the space left is relatively large. Specifically, in the present embodiment, there are 4 plate bodies 32.

As shown in fig. 1 to 7, in the present embodiment, the plate 32 is an arc-shaped plate, a distance between the plate 32 and the detaching segment 11 gradually increases from a center line of the driving segment 12 to a side wall of the driving segment 12, and an end of the plate 32 facing the center line of the driving segment 12 is an arc-shaped convex portion 33. The arc-shaped convex part 33 is used for avoiding scratching an operator and also avoiding scratching the rod body.

As shown in fig. 1 to 7, in the present embodiment, the inner diameter of the driving section 12 is smaller than the inner diameter of the detaching section 11, a first limit step surface 41 is formed inside the driving section 12 and the detaching section 11, and a second limit step surface 42 is formed outside the driving section 12 and the detaching section 11. The first limit step surface 41 is in abutting fit with the nut, and the second limit step surface 42 is in abutting fit with the barrel, so that the disassembly and assembly are more stable. The shaking is not easy to generate to influence the dismounting efficiency.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a dismouting auxiliary device of acid-base medium angle valve, acid-base medium angle valve includes the valve body and fastens nut in the valve body, be provided with the barrel on the valve body, the nut set up in the barrel and with clearance has between the inner wall of barrel, dismouting auxiliary device is used for dismantling the nut, its characterized in that, dismouting auxiliary device includes:

the dismounting device comprises a dismounting cylinder (10), wherein the dismounting cylinder (10) comprises a dismounting section (11) and a driving section (12) which are connected with each other, the dismounting section (11) is inserted between the cylinder body and the nut, and the inner wall of the dismounting cylinder (10) is provided with a limiting plane (13) which is in rotation-stopping fit with the outer wall of the nut;

the operating part (20), the operating part (20) is connected with the driving section (12) so as to drive the driving section (12) to rotate through the operating part (20) to drive the disassembling section (11) to rotate;

wherein the outer diameter of the driving section (12) is larger than the outer diameter of the dismounting section (11).

2. The auxiliary device for dismounting and mounting an acid-base medium angle valve according to claim 1, characterized in that the auxiliary device for dismounting and mounting an acid-base medium angle valve further comprises a limiting device (30), the limiting device (30) is arranged in the driving section (12), the limiting device (30) comprises a limiting hole (31), and the axis of the limiting hole (31) coincides with the axis of the dismounting cylinder (10).

3. The auxiliary device for assembling and disassembling the acid-base medium angle valve according to claim 1, characterized in that the operating member (20) comprises a plurality of operating rods (21), and the plurality of operating rods (21) are connected to the outer wall of the driving section (12) at intervals.

4. The auxiliary device for disassembling and assembling an acid-base medium angle valve according to claim 3, characterized in that the operating rod (21) comprises a first rod body (211) and a second rod body (212), the first rod body (211) comprises a first rod section (2111) and a second rod section (2112), the second rod body (212) comprises a third rod section (2121) and a fourth rod section (2122), the first rod section (2111) is connected between the second rod section (2112) and the driving section (12), the third rod section (2121) is connected between the fourth rod section (2122) and the driving section (12), the first rod section (2111) and the second rod section (2112) have a first included angle a therebetween, and the third rod section (2121) and the fourth rod section (2122) have a second included angle b therebetween.

5. The auxiliary device for dismounting an acid-base medium angle valve according to claim 4, wherein the first included angle a is 90 degrees, the second included angle b is 90 degrees, and the extending direction of the second rod section (2112) is opposite to the extending direction of the fourth rod section (2122).

6. The auxiliary device for assembling and disassembling an acid-base medium angle valve according to claim 1, characterized in that the operating members (20) are multiple, the sizes of the operating members (20) are different, the operating members (20) are selectively connected to the driving section (12), the disassembling section (11) comprises multiple parts with different diameters, and the disassembling sections (11) are selectively connected to the driving section (12).

7. The auxiliary device for dismounting an acid-base medium angle valve according to claim 1, characterized in that the ratio of the outer diameter of the driving section (12) to the outer diameter of the dismounting section (11) is between 1:0.6 and 1: 0.8.

8. The auxiliary dismounting device for the acid-base medium angle valve according to claim 2, characterized in that the limiting device (30) is disposed at one end of the driving section (12) far away from the dismounting section (11), the limiting device (30) further comprises a plurality of plate bodies (32) adjacently disposed along the circumferential direction of the driving section (12), the plurality of plate bodies (32) extend from the side wall of the driving section (12) toward the center line of the driving section (12), and one end of the plurality of plate bodies (32) far away from the side wall of the driving section (12) is surrounded by the limiting hole (31).

9. The auxiliary device for assembling and disassembling an acid-base medium angle valve according to claim 8, characterized in that the plate body (32) is an arc-shaped plate, the distance between the plate body (32) and the disassembling section (11) is gradually increased from the center line of the driving section (12) to the side wall of the driving section (12), and one end of the plate body (32) facing the center line of the driving section (12) is an arc-shaped convex part (33).

10. The auxiliary device for assembling and disassembling an acid-base medium angle valve according to any one of claims 1 to 9, characterized in that the inner diameter of the driving section (12) is smaller than the inner diameter of the disassembling section (11), the driving section (12) and the disassembling section (11) are internally provided with a first limit step surface (41), and the driving section (12) and the disassembling section (11) are externally provided with a second limit step surface (42).

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