CN212691023U

CN212691023U - Pipeline connecting structure for stop valve

Info

Publication number: CN212691023U
Application number: CN202021565843.3U
Authority: CN
Inventors: 朱洪军
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-12
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a pipeline connection structure for stop valve, including last hoop and lower hoop, it is located the upper end of hoop down to go up the hoop. A pipeline connection structure for stop valve, be equipped with tightening mechanism and protection machanism, can tighten up the screw rod when using and pass two adjacent mountings, then sheathe the nut from the port again, then can change the activity and open and twist the motion, so just make and tighten up more laborsaving during the operation, especially in narrower and small space, can adapt to the unable condition that uses of relevant instrument better, and can be when using normal installation connection structure, then make the interior piece and the overcoat piece of both sides peg graft mutually, so just can play certain dirt proof effect in the hookup location upper end, and then can alleviate the erosion effect to structure itself such as leak at the lower extreme, finally promoted connection structure's use flexibility, bring better use prospect.

Description

Pipeline connecting structure for stop valve

Technical Field

The utility model relates to a stop valve field, in particular to pipeline connection structure for stop valve.

Background

The stop valve is also called as a stop valve, belonging to a forced sealing type valve, so that when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak, when a medium enters the valve from the lower part of the valve clack, the resistance required to be overcome by an operating force is the friction force of the valve rod and the packing and the thrust generated by the pressure of the medium, and the force for closing the valve is larger than the force for opening the valve, so that the diameter of the valve rod is larger, otherwise, the failure of the valve rod buckling can occur; the existing pipeline connecting structure for the stop valve has certain disadvantages when in use, firstly, when the connecting structure with larger tightening distance is tightened, the traditional nut is harder to screw and is more difficult to operate in structures with smaller spaces, so that the difficulty of actual operation is increased, secondly, the hidden danger of water leakage exists at the positions of the stop valve, the pipeline connecting structure and the like, so that the tightening structure below is easily corroded to a certain extent, and a plurality of pipelines are buried in an underground passage, so that falling dust, sand and soil and the like can be accumulated in the gap of the integral structure, the smooth adjustment of the valve body can be seriously influenced, and certain adverse influence is brought to the use process of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pipeline connection structure for stop valve can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pipeline connection structure for stop valve, includes hoop and hoop down, it is located the upper end of hoop down to go up the hoop, the one end surface of going up hoop and hoop down all is provided with tightening mechanism, the both sides surface of going up hoop and hoop down all is provided with the eave piece, the middle part of going up hoop and hoop down all is provided with protection machanism, the middle part surface of eave piece is provided with clamping bolt.

Preferably, the tightening mechanism comprises a tightening screw, a fixing part, a nut and a movable rotating handle, the fixing part is arranged in the middle of the tightening mechanism, the tightening screw is arranged in the fixing part, the nut is arranged on the outer surface of the tightening screw, and the movable rotating handle is arranged on the outer surface of the nut.

Preferably, the protection mechanism comprises an inner sheet and an outer sleeve sheet, the outer sleeve sheet is arranged on one side of the protection mechanism, and the inner sheet is arranged inside the outer sleeve sheet.

Preferably, a buckling shaft is arranged between the movable rotating handle and the screw cap, the outer surface of one end of the movable rotating handle is movably connected with the outer surface of the screw cap through the buckling shaft, and the number of the movable rotating handles is two and the movable rotating handles are symmetrically distributed.

Preferably, the inner sheet and the outer sheet are of a combined drawing structure, the number of the inner sheet and the number of the outer sheet are two, the outer surface of one end of the inner sheet is fixedly connected with the outer surfaces of the upper hoop and the lower hoop, and the outer surface of one end of the outer sheet is fixedly connected with the outer surfaces of the upper hoop and the lower hoop.

Preferably, the outer surface of the lower end of the upper hoop is movably connected with the outer surface of the upper end of the lower hoop through a clamping bolt.

Compared with the prior art, the utility model discloses following beneficial effect has: the pipeline connecting structure for the stop valve can lead a tightening screw to pass through two adjacent fixing pieces when in use through the arranged tightening mechanism, then the screw cap is sleeved on the port, and then the movable rotating handle can be opened to be screwed, so that the tightening operation is more labor-saving, especially in a narrow space, can better adapt to the condition that the related tools can not be used, can normally install the connecting structure when in use through the arranged protection mechanism, then the inner sheets at the two sides are inserted with the outer sleeve sheet, thus playing a certain role of dust prevention at the upper end of the connecting position, the corrosion effect of water leakage and the like on the structure can be reduced at the lower end, the use flexibility of the connecting structure is finally improved, the pipeline connecting structure for the whole stop valve is simple in structure and convenient to operate, and the using effect is better than that of the traditional mode.

Drawings

Fig. 1 is a front view of the pipe connection structure for a stop valve according to the present invention.

FIG. 2 is a side view of the pipe connection structure for the stop valve of the present invention

Fig. 3 is a schematic structural diagram of the tightening mechanism 2 in fig. 1 of the pipeline connecting structure for the stop valve of the present invention.

Fig. 4 is a schematic structural diagram of the protection mechanism 5 in fig. 1 of the pipeline connection structure for the stop valve of the present invention.

In the figure: 1. an upper hoop; 2. a tightening mechanism; 3. an eave sheet; 4. a lower hoop; 5. a protection mechanism; 6. clamping the bolt; 21. tightening the screw; 22. a fixing member; 23. a nut; 24. a movable rotating handle; 51. an inner sheet; 52. an outer sleeve sheet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, it should be noted that the terms "inner", "outer", "both ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-4, a pipeline connecting structure for a stop valve includes an upper hoop 1 and a lower hoop 4, the upper hoop 1 is located at the upper end of the lower hoop 4, tightening mechanisms 2 are respectively disposed on the outer surfaces of one ends of the upper hoop 1 and the lower hoop 4, eaves sheets 3 are respectively disposed on the outer surfaces of two sides of the upper hoop 1 and the lower hoop 4, protective mechanisms 5 are respectively disposed in the middle of the upper hoop 1 and the lower hoop 4, and a clamping bolt 6 is disposed on the outer surface of the middle of each eaves sheet 3.

Further, the tightening mechanism 2 includes a tightening screw 21, a fixing member 22, a nut 23 and a movable rotating handle 24, the fixing member 22 is disposed in the middle of the tightening mechanism 2, the tightening screw 21 is disposed in the fixing member 22, the nut 23 is disposed on the outer surface of the tightening screw 21, and the movable rotating handle 24 is disposed on the outer surface of the nut 23.

Further, the protection mechanism 5 comprises an inner sheet 51 and an outer sheet 52, the outer sheet 52 is arranged on one side of the protection mechanism 5, and the inner sheet 51 is arranged inside the outer sheet 52.

Furthermore, a buckle shaft is arranged between the movable rotating handle 24 and the screw cap 23, the outer surface of one end of the movable rotating handle 24 is movably connected with the outer surface of the screw cap 23 through the buckle shaft, and the number of the movable rotating handles 24 is two and the movable rotating handles are symmetrically distributed.

Furthermore, the inner sheet 51 and the outer cover sheet 52 are of a combined drawing structure, the number of the inner sheet 51 and the number of the outer cover sheet 52 are two, the outer surface of one end of the inner sheet 51 is fixedly connected with the outer surfaces of the upper hoop 1 and the lower hoop 4, and the outer surface of one end of the outer cover sheet 52 is fixedly connected with the outer surfaces of the upper hoop 1 and the lower hoop 4.

Further, the outer surface of the lower end of the upper hoop 1 is movably connected with the outer surface of the upper end of the lower hoop 4 through a clamping bolt 6.

It should be noted that, the utility model relates to a pipeline connecting structure for stop valve, before using, the upper hoop 1 and the lower hoop 4 can be sleeved on the surface of the pipeline, then the clamping bolt 6 on the surface of the eave sheet 3 is screwed, then the adaptability of the fixed position can be further improved through the tightening mechanism 2, during the specific operation, the tightening screw 21 passes through the two adjacent fixing pieces 22, then the screw cap 23 is sleeved on the port, then the movable rotating handle 24 can be opened to screw, thus the tightening operation is more labor-saving, especially in a narrow space, the situation that the related tools can not be used can be better adapted, meanwhile, the protection mechanism 5 is ensured to be accurately assembled, and the protection mechanism 5 can better improve the practicability of the structure, during the specific use, the connecting structure is normally installed, then the inner sheets 51 at both sides are inserted with the outer sleeve sheet 52, so just can play certain dustproof soil effect in hookup location upper end, then can alleviate the erosion effect to structure itself such as leaking at the lower extreme, finally promoted connection structure's use flexibility, at last only need ensure that clamp bolt 6 and nut 23 all screw up or screw up suitable position can, whole easy operation is swift, comparatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pipeline connection structure for stop valve, includes hoop (1) and hoop (4) down, its characterized in that: go up hoop (1) and be located the upper end of hoop (4) down, the one end surface of going up hoop (1) and hoop (4) down all is provided with tightening mechanism (2), the both sides surface of going up hoop (1) and hoop (4) down all is provided with eaves piece (3), the middle part of going up hoop (1) and hoop (4) down all is provided with protection machanism (5), the middle part surface of eaves piece (3) is provided with clamping bolt (6).

2. The pipe connecting structure for a shut-off valve as set forth in claim 1, wherein: tightening mechanism (2) are including tightening up screw rod (21), mounting (22), nut (23) and activity commentaries on classics handle (24), the middle part of tightening mechanism (2) is provided with mounting (22), the inside of mounting (22) is provided with tightens up screw rod (21), the surface of tightening up screw rod (21) is provided with nut (23), the surface of nut (23) is provided with the activity and changes handle (24).

3. The pipe connecting structure for a shut-off valve as set forth in claim 1, wherein: the protection mechanism (5) comprises an inner sheet (51) and an outer sleeve sheet (52), the outer sleeve sheet (52) is arranged on one side of the protection mechanism (5), and the inner sheet (51) is arranged inside the outer sleeve sheet (52).

4. The pipe connecting structure for a shut-off valve as set forth in claim 2, wherein: a buckling shaft is arranged between the movable rotating handle (24) and the screw cap (23), the outer surface of one end of the movable rotating handle (24) is movably connected with the outer surface of the screw cap (23) through the buckling shaft, and the movable rotating handle (24) is divided into two groups which are symmetrically distributed.

5. The pipe connecting structure for a shut-off valve as set forth in claim 3, wherein: the inner sheet (51) and the outer sleeve sheet (52) are of a combined drawing structure, the number of the inner sheet (51) and the number of the outer sleeve sheet (52) are two, the outer surface of one end of the inner sheet (51) is fixedly connected with the outer surfaces of the upper hoop (1) and the lower hoop (4), and the outer surface of one end of the outer sleeve sheet (52) is fixedly connected with the outer surfaces of the upper hoop (1) and the lower hoop (4).

6. The pipe connecting structure for a shut-off valve as set forth in claim 1, wherein: the outer surface of the lower end of the upper hoop (1) is movably connected with the outer surface of the upper end of the lower hoop (4) through a clamping bolt (6).