CN213839735U - Polyethylene pipeline stop valve - Google Patents
Polyethylene pipeline stop valve Download PDFInfo
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- CN213839735U CN213839735U CN202022138226.1U CN202022138226U CN213839735U CN 213839735 U CN213839735 U CN 213839735U CN 202022138226 U CN202022138226 U CN 202022138226U CN 213839735 U CN213839735 U CN 213839735U
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- connecting pipe
- stop valve
- auxiliary rod
- valve
- pipeline
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Abstract
The utility model relates to a stop valve technical field discloses a polyethylene pipeline stop valve, which comprises a valve body, the valve body bottom left and right sides all communicates and is provided with the siphunculus, and is two sets of the one end intercommunication that the valve body was kept away from to the siphunculus is provided with the ring flange, set up the arc hole in the ring flange, and the total eight groups of arc hole, it has the connecting pipe to run through in the arc hole, and connecting pipe and arc hole sliding connection. The utility model discloses a be provided with arc hole and connecting pipe, when assembling the stop valve, accessible assembly bolt runs through in the connecting pipe, and connect soon with the screw of predetermineeing on the polyethylene pipeline, press from both sides tight location, accessible assembly bolt slides in the arc hole, adjustable assembly bolt position, make the bolt avoid the pipeline on smooth silk predetermine the screw, in order to avoid pipeline part screw smooth silk situation to appear, it is fixed that the unilateral can't connect soon through the bolt to appear, guarantee the tight stability of location clamp, be fit for extensively promoting and using.
Description
Technical Field
The utility model relates to a stop valve technical field specifically is a polyethylene pipeline stop valve.
Background
The stop valve is the most widely used valve, and is popular because the friction force between sealing surfaces is small in the opening and closing process, so that the stop valve is durable, small in opening height, easy to manufacture and convenient to maintain, and is suitable for medium and low pressure as well as high pressure. The closing principle of the stop valve is that the sealing surface of the valve clack is tightly attached to the sealing surface of the valve seat by means of the pressure of the valve rod, and the medium is prevented from flowing.
In implementing the present invention, the inventor finds that the following problems exist in the prior art and are not solved: 1. the existing stop valve for the polyethylene pipeline is connected through a flange plate, the flange plate and the pipeline are screwed with a screw hole preset on the pipeline through a through bolt, but the polyethylene pipeline is a plastic pipeline, and the screw hole formed in the end surface of the polyethylene pipeline is easy to have a wire sliding condition, so that more screw holes are formed in the end surface of the pipeline to make up for the wire sliding pattern, but the problem that the bolt penetrating through the flange plate cannot be aligned and screwed under a certain condition exists, the defect of insufficient clamping force on one side exists, and the condition of liquid leakage often occurs; 2. current polyethylene pipeline stop valve does not possess interim locate function, when heavier stop valve assembly, needs the single stop valve that lifts to maintain a take the altitude, the single bolt of twisting, increase manpower assembly cost, and lift up the stop valve personnel because long, working strength big scheduling problem when lifting up.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a polyethylene pipeline stop valve, through being provided with arc hole and connecting pipe, when assembling the stop valve, accessible assembly bolt runs through in the connecting pipe, and connect soon with the screw of predetermineeing on the polyethylene pipeline, press from both sides tight location, accessible assembly bolt slides in the arc hole, adjustable assembly bolt position, make the bolt avoid the pipeline on smooth silk predetermineeing the screw, in order to avoid pipeline part screw smooth silk situation to appear, it is fixed that the unilateral can't connect soon through the bolt to appear, guarantee the tight stability of location clamp, the problem of proposition among the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: a polyethylene pipeline stop valve comprises a valve body;
the left side and the right side of the bottom of the valve body are both communicated with through pipes, one ends of the two groups of through pipes, which are far away from the valve body, are communicated with a flange plate, eight groups of arc-shaped holes are formed in the flange plate, connecting pipes penetrate through the arc-shaped holes and are connected with the arc-shaped holes in a sliding manner, and clamping blocks are fixedly arranged on the inner sides, close to the flange plate, of the connecting pipes;
the middle part in the connecting pipe is provided with a jack, an auxiliary rod penetrates through the jack, and a pull ring is fixedly arranged on the inner side, close to the clamping block, of the auxiliary rod.
As a preferred embodiment of the utility model, the opening has been seted up at the middle part in the ring flange, and the opening internal diameter is unanimous with siphunculus internal diameter size.
As a preferred embodiment of the present invention, the contour of the connecting pipe matches with the contour of the auxiliary rod, and the auxiliary rod is attached to the inner wall of the connecting pipe.
As a preferred embodiment of the present invention, the flange plate outside is provided with a seal ring near the inside of the auxiliary rod.
As a preferred embodiment of the present invention, the transverse length of the auxiliary rod is 3 times of the thickness of the flange plate wall.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model relates to a polyethylene pipeline stop valve, through being provided with arc hole and connecting pipe, when assembling stop valve, accessible assembly bolt runs through in the connecting pipe to connect soon with the screw of predetermineeing on the polyethylene pipeline, press from both sides tight location, accessible assembly bolt slides in the arc hole, adjustable assembly bolt position, make the bolt avoid the pipeline on smooth silk predetermine the screw, in order to avoid pipeline part screw smooth silk situation to appear, it is fixed that the unilateral can't connect soon through the bolt to appear, guarantee the tight stability of location clamp.
2. The utility model relates to a polyethylene pipeline stop valve, through being provided with auxiliary rod and pull ring, before stop valve assembly bolt, in inserting the connecting tube respectively two sets of auxiliary rods, make in the auxiliary rod extends to the pipeline screw, two sets of auxiliary rods play the interim limit function of ring flange, the aversion slip appears when effectively avoiding staff assembly bolt, assembly bolt only need rotate the ring flange can, the staff construction operation of being convenient for, can singlely assemble, reduce the manpower input cost, use the setting of pull ring, the plug of the auxiliary rod of being convenient for, it is laborsaving convenient.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of a polyethylene pipeline stop valve of the present invention;
FIG. 2 is a schematic view of a side view of a flange of a stop valve for polyethylene pipeline according to the present invention;
fig. 3 is the utility model relates to a connecting pipe and fixture block connecting part of polyethylene pipeline stop valve look sideways at the structural schematic.
In the figure: 1. a valve body; 2. pipe passing; 3. a flange plate; 4. a clamping block; 5. a connecting pipe; 6. a pull ring; 7. an auxiliary lever; 8. an arc-shaped hole; 9. a seal ring; 10. a port; 11. and (4) inserting the jack.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. 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. 1-3, the present invention provides a technical solution: a polyethylene pipeline stop valve comprises a valve body 1;
the left side and the right side of the bottom of the valve body 1 are both communicated with through pipes 2, one ends of the two groups of through pipes 2, which are far away from the valve body 1, are communicated with a flange plate 3, the flange plate 3 is internally provided with arc-shaped holes 8, eight groups of the arc-shaped holes 8 are provided, a connecting pipe 5 penetrates through the arc-shaped holes 8, the connecting pipe 5 is connected with the arc-shaped holes 8 in a sliding manner, and a clamping block 4 is fixedly arranged on the inner side, close to the flange plate 3, of the connecting pipe 5;
the middle part in the connecting pipe 5 is provided with an insertion hole 11, an auxiliary rod 7 penetrates through the insertion hole 11, and a pull ring 6 is fixedly arranged on the inner side, close to the clamping block 4, of the auxiliary rod 7.
In the embodiment (as shown in fig. 1, 2 and 3), by providing the arc-shaped hole 8 and the connecting pipe 5, when assembling the stop valve, the assembling bolt can penetrate through the connecting pipe 5 and be screwed with the preset screw hole on the polyethylene pipeline to clamp and position, and can slide in the arc-shaped hole 8 by the assembling bolt, the position of the assembling bolt can be adjusted, so that the bolt avoids the preset screw hole of the sliding thread on the pipeline, thereby avoiding the sliding thread condition of the partial screw hole of the pipeline, the single side can not be screwed and fixed by the bolt, and ensuring the stability of positioning and clamping, by providing the auxiliary rod 7 and the pull ring 6, before assembling the bolt of the stop valve, two groups of auxiliary rods 7 are respectively inserted into the connecting pipe 5, so that the auxiliary rods 7 extend into the screw hole of the pipeline, the two groups of auxiliary rods 7 play a temporary positioning function of the flange 3, thereby effectively avoiding the displacement and sliding when assembling the bolt by the worker, and facilitating the construction work of the worker, can singlely assemble, reduce the human input cost, use the setting of pull ring, the plug of the auxiliary rod 7 of being convenient for is laborsaving convenient.
Wherein, the opening 10 has been seted up to the middle part in the ring flange 3, and opening 10 internal diameter is unanimous with siphunculus 2 internal diameter size.
In this embodiment (as shown in fig. 1 and 2), the inner diameter of the through opening 10 is equal to the inner diameter of the through pipe 2, so as to ensure the maximum water passing amount of the through pipe 2.
Wherein, the outline of the connecting pipe 5 is matched with the outline of the auxiliary rod 7, and the auxiliary rod 7 is attached to the inner wall of the connecting pipe 5.
In this embodiment (as shown in fig. 1 and 3), the auxiliary rod 7 is attached to the inner wall of the connecting pipe 5 to prevent the auxiliary rod 7 from shaking in the connecting pipe 5, thereby ensuring that the auxiliary rod 7 has a good limiting effect.
Wherein, the outer side of the flange 3 close to the inner side of the auxiliary rod 7 is provided with a sealing ring 9.
In this embodiment (as shown in fig. 1), by providing the sealing ring 9, the sealing effect at the joint can be improved by the sealing ring 9, thereby preventing the liquid leakage.
Wherein, the transverse length of the auxiliary rod 7 is 3 times of the thickness of the wall of the flange plate 3.
In this embodiment (as shown in fig. 1), the auxiliary rod 7 is set too long to ensure that the auxiliary rod 7 can be completely inserted into the inner end of the preset screw hole of the polyethylene pipeline.
The working principle is as follows: it should be noted that the utility model relates to a polyethylene pipeline stop valve, which comprises a valve body 1, a through pipe 2, a flange 3, a clamping block 4, a connecting pipe 5, a pull ring 6, an auxiliary rod 7, an arc hole 8, a sealing ring 9, a through hole 10 and a jack 11, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the stop valve can be known by technical manuals or conventional test methods, when the polyethylene pipeline stop valve is used, the stop valve is provided with the arc hole 8 and the connecting pipe 5, when the stop valve is assembled, an assembling bolt can penetrate through the connecting pipe 5 and is screwed with a preset screw hole on the polyethylene pipeline to clamp and position, the assembling bolt can slide in the arc hole 8, the position of the assembling bolt can be adjusted, the bolt can avoid the preset screw hole of a slide wire on the pipeline, so as to avoid the slide wire condition of the screw hole of the pipeline part, it is fixed that the unilateral can't connect soon through the bolt to appear, guarantee the tight stability of location clamp, through being provided with auxiliary rod 7 and pull ring 6, before stop valve assembly bolt, insert two sets of auxiliary rods 7 respectively in connecting pipe 5, make auxiliary rod 7 extend to in the pipeline screw, two sets of auxiliary rods 7 play ring flange 3 temporary location function, the aversion slip appears when effectively avoiding staff assembly bolt, only need rotate ring flange 3 at assembly bolt can, the staff construction work of being convenient for, can singlely assemble, reduce the human input cost, use the setting of pull ring, the plug of the auxiliary rod 7 of being convenient for, it is laborsaving convenient, the result of use is comparatively ideal.
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 evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a polyethylene pipeline stop valve which characterized in that: comprises a valve body (1);
the left side and the right side of the bottom of the valve body (1) are both communicated with through pipes (2), one ends, far away from the valve body (1), of the two groups of through pipes (2) are communicated with a flange plate (3), arc-shaped holes (8) are formed in the flange plate (3), eight groups of arc-shaped holes (8) are formed in the flange plate, connecting pipes (5) penetrate through the arc-shaped holes (8), the connecting pipes (5) are connected with the arc-shaped holes (8) in a sliding mode, and clamping blocks (4) are fixedly arranged on the inner sides, close to the flange plate (3), of the connecting pipes (5);
the middle part in connecting pipe (5) has seted up jack (11), it has auxiliary rod (7) to run through in jack (11), auxiliary rod (7) are close to the inboard fixed pull ring (6) that is provided with of fixture block (4).
2. The polyethylene pipe shut-off valve of claim 1, wherein: opening (10) have been seted up to middle part in ring flange (3), and opening (10) internal diameter is unanimous with siphunculus (2) internal diameter size.
3. The polyethylene pipe shut-off valve of claim 1, wherein: the profile of the connecting pipe (5) is matched with the profile of the auxiliary rod (7), and the auxiliary rod (7) is attached to the inner wall of the connecting pipe (5).
4. The polyethylene pipe shut-off valve of claim 1, wherein: and a sealing ring (9) is arranged on the outer side of the flange plate (3) close to the inner side of the auxiliary rod (7).
5. The polyethylene pipe shut-off valve of claim 1, wherein: the transverse length of the auxiliary rod (7) is 3 times of the thickness of the wall of the flange plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022138226.1U CN213839735U (en) | 2020-09-25 | 2020-09-25 | Polyethylene pipeline stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022138226.1U CN213839735U (en) | 2020-09-25 | 2020-09-25 | Polyethylene pipeline stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839735U true CN213839735U (en) | 2021-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022138226.1U Active CN213839735U (en) | 2020-09-25 | 2020-09-25 | Polyethylene pipeline stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839735U (en) |
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2020
- 2020-09-25 CN CN202022138226.1U patent/CN213839735U/en active Active
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