CN210068425U

CN210068425U - Valve and vacuum pump connecting structure

Info

Publication number: CN210068425U
Application number: CN201920726570.7U
Authority: CN
Inventors: 高东军
Original assignee: Taicang Natural Gas Co Ltd
Current assignee: Taicang Natural Gas Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-14
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a valve and vacuum pump connection structure, including bottom plate, shell, spacing pipe and spacing post, a side skin weld of bottom plate has first screw thread post, the inboard that the surface of bottom plate is located first screw thread post is pasted and is had the rubber pad, a side skin weld that the bottom plate deviates from first screw thread post has spacing pipe, the skin weld that the bottom plate deviates from first screw thread post has the shell, the inside top that is located spacing pipe of shell is equipped with second splint, the below that the inside of shell is located spacing pipe is equipped with first splint, run through threaded hole on first splint and the second splint, it has spacing post to peg graft in first splint and the second splint, the pipe thread has been seted up at the both ends of spacing post, spacing groove has been seted up on the shell. The utility model discloses possess the accessible ring flange and diffuse valve zonulae occludens, and be convenient for fix the trachea of vacuum pump to improve the advantage of the work efficiency of vacuum pump.

Description

Valve and vacuum pump connecting structure

Technical Field

The utility model relates to a vacuum pump accessory technical field specifically is a valve and vacuum pump connection structure.

Background

Two sides of a valve of a general valve well are provided with a relief valve, the relief valve is used for relieving a section of natural gas in construction, if the internal leakage of the valve is not relieved, a little natural gas is always discharged to cause that the valve cannot be maintained or opened; therefore, a vacuum pump (explosion-proof) is connected to the diffused valve port, natural gas leaking from the valve is sucked out by the vacuum pump (explosion-proof), maintenance or normal opening is guaranteed, the valve port of the diffused valve is in a flange connection mode, an air pipe of the vacuum pump is not tightly connected with the diffused valve directly, air tightness cannot be guaranteed, and accordingly working efficiency of the vacuum pump is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve and vacuum pump connection structure possesses accessible ring flange and diffuse valve zonulae occludens, and is convenient for fix the trachea of vacuum pump to improve the advantage of the work efficiency of vacuum pump, the valve port of having solved the valve of diffusing adopts the flange joint mode, and the trachea of vacuum pump is direct to be connected inseparably inadequately with the valve of diffusing, can't guarantee the gas tightness, thereby reduces the problem of the work efficiency of vacuum pump.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve and vacuum pump connection structure, includes bottom plate, shell, spacing pipe and spacing post, one side skin weld of bottom plate has first screw thread post, the inboard that the surface of bottom plate is located first screw thread post is pasted and is had the rubber pad, one side skin weld that the bottom plate deviates from first screw thread post has spacing pipe, the skin weld that the bottom plate deviates from first screw thread post has the shell, the inside top that is located spacing pipe of shell is equipped with second splint, the inside below that is located spacing pipe of shell is equipped with first splint, run through threaded hole on first splint and the second splint, it has spacing post to peg graft in first splint and the second splint, the pipe thread has been seted up at the both ends of spacing post, spacing groove has been seted up on the shell.

Preferably, the threaded holes are two in number, the two threaded holes are symmetrically distributed at two ends of the first clamping plate and the second clamping plate, and the pipe threads are matched with the threaded holes in size.

Preferably, a clamping groove is formed in one side, facing the limiting pipe, of the first clamping plate and the second clamping plate, and an anti-slip block is pasted in the clamping groove.

Preferably, the pipe threads formed at the two ends of the limiting column are opposite in direction, and the two ends of the limiting column are welded with limiting blocks.

Preferably, the number of the first threaded columns is four, and the four first threaded columns are distributed on the surface of the base plate in a rectangular array.

Preferably, the first splint and the second splint are the same size.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up spacing post, opposite direction's pipe thread has been seted up at the both ends of spacing post, and the both ends welding of spacing post has the stopper, the user is when using, stopper through spacing post both ends rotates spacing post, spacing post passes through pipe thread and screw hole and makes first splint and second splint rise or descend and carry out the centre gripping or loosen the trachea of grafting at the spacing inslot, and first splint and second splint paste towards one side of spacing pipe has the block rubber, reached the effect that stabilizes more when to the trachea centre gripping.

Drawings

FIG. 1 is a schematic side view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the rear view of the present invention.

In the figure: 1. a first threaded post; 2. a base plate; 3. a housing; 4. a limiting block; 5. a limiting pipe; 6. a first splint; 7. a limiting column; 8. a second splint; 9. pipe threads; 10. a threaded hole; 11. a limiting groove; 12. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a valve and vacuum pump connecting structure comprises a bottom plate 2, a shell 3, a limiting pipe 5 and limiting columns 7, wherein one side surface of the bottom plate 2 is welded with first threaded columns 1, a user can conveniently connect and fix the bottom plate 2 and a bleeding valve through the first threaded columns 1, the number of the first threaded columns 1 is four, and four first screw thread post 1 are the rectangular array distribution on the surface of bottom plate 2, the inboard that the surface of bottom plate 2 is located first screw thread post 1 is pasted and is had rubber pad 12, bottom plate 2 deviates from one side skin weld of first screw thread post 1 has spacing pipe 5, be convenient for prescribe a limit to tracheal grafting position, bottom plate 2 deviates from the skin weld of first screw thread post 1 has shell 3, the inside top that is located spacing pipe 5 of shell 3 is equipped with second splint 8, the inside below that is located spacing pipe 5 of shell 3 is equipped with first splint 6, first splint 6 is the same with second splint 8's size.

One side of the first clamping plate 6 and one side of the second clamping plate 8, which face the limiting pipe 5, are provided with clamping grooves, anti-skid blocks are adhered in the clamping grooves, threaded holes 10 are formed in the first clamping plate 6 and the second clamping plate 8 in a penetrating manner, the two threaded holes 10 are provided, the two threaded holes 10 are symmetrically distributed at two ends of the first clamping plate 6 and the second clamping plate 8, the pipe threads 9 are matched with the threaded holes 10 in size, limiting columns 7 are inserted in the first clamping plate 6 and the second clamping plate 8, pipe threads 9 in opposite directions are arranged at two ends of each limiting column 7 through the arrangement of the limiting columns 7, limiting blocks 4 are welded at two ends of each limiting column 7, when a user uses the limiting columns 7, the limiting columns 7 rotate the limiting columns 7 through the limiting blocks 4 at two ends of the limiting columns 7, the limiting columns 7 enable the first clamping plate 6 and the second clamping plate 8 to ascend or descend through the pipe threads 9 and the threaded holes, and first splint 6 and second splint 8 paste towards one side of spacing pipe 5 and have the block rubber, have reached the effect that stabilizes more when to the trachea centre gripping, and pipe thread 9 has been seted up at the both ends of spacing post 7, and 9 opposite directions of pipe thread that the both ends of spacing post 7 were seted up, and the welding of the both ends of spacing post 7 has stopper 4, and convenient to use person rotates spacing post 7, has seted up spacing groove 11 on the shell 3.

The user is when using, with bottom plate 2 through first screw thread post 1 and bolt fastening on the ring flange of valve of diffusing, later cup joint the trachea in spacing pipe 5's the outside, later stopper 4 through spacing post 7 both ends rotates spacing post 7, spacing post 7 makes first splint 6 and second splint 8 rise or descend and carry out the centre gripping or loosen the trachea of pegging graft in spacing inslot 11 through pipe thread 9 and screw hole 10, and first splint 6 and second splint 8 paste towards one side of spacing pipe 5 has the block rubber, reached the effect of stabilizing more when the trachea centre gripping.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a valve and vacuum pump connection structure, includes bottom plate (2), shell (3), spacing pipe (5) and spacing post (7), its characterized in that: the welding structure is characterized in that a first threaded column (1) is welded on the surface of one side of the bottom plate (2), a rubber pad (12) is pasted on the inner side of the first threaded column (1) on the surface of the bottom plate (2), a limiting pipe (5) is welded on the surface of one side of the bottom plate (2) deviating from the first threaded column (1), a shell (3) is welded on the surface of the bottom plate (2) deviating from the first threaded column (1), a second clamping plate (8) is arranged above the limiting pipe (5) inside the shell (3), a first clamping plate (6) is arranged below the limiting pipe (5) inside the shell (3), threaded holes (10) are formed in the first clamping plate (6) and the second clamping plate (8) in a penetrating mode, a limiting column (7) is inserted in the first clamping plate (6) and the second clamping plate (8), pipe threads (9) are formed in the two ends of the limiting column (7), the shell (3) is provided with a limit groove (11).

2. A valve and vacuum pump connecting structure according to claim 1, wherein: the threaded holes (10) are two in number, the two threaded holes (10) are symmetrically distributed at two ends of the first clamping plate (6) and the second clamping plate (8), and the pipe threads (9) and the threaded holes (10) are matched in size.

3. A valve and vacuum pump connecting structure according to claim 1, wherein: the clamping groove is formed in one side, facing the limiting pipe (5), of the first clamping plate (6) and the second clamping plate (8), and the anti-slip blocks are pasted in the clamping groove.

4. A valve and vacuum pump connecting structure according to claim 1, wherein: the pipe threads (9) formed at the two ends of the limiting column (7) are opposite in direction, and the limiting blocks (4) are welded at the two ends of the limiting column (7).

5. A valve and vacuum pump connecting structure according to claim 1, wherein: the number of the first threaded columns (1) is four, and the four first threaded columns (1) are distributed on the surface of the bottom plate (2) in a rectangular array.

6. A valve and vacuum pump connecting structure according to claim 1, wherein: the first clamping plate (6) and the second clamping plate (8) are the same in size.