CN213333012U

CN213333012U - Sealing pipe hoop assembly for industrial pipeline

Info

Publication number: CN213333012U
Application number: CN202021760191.9U
Authority: CN
Inventors: 周方好; 芦帅; 常军; 孙海燕
Original assignee: Panjin Jinyi Special Rubber Products Co ltd
Current assignee: Liaoning Tianyuan Daben Technology Group Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-01
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a sealed coupling sub-assembly for industrial pipeline, including the coupling main part, just be located center department and seted up public female screw thread contact end on the interior anchor ring of coupling main part, just be located on the interior anchor ring of coupling main part the both sides department of public female screw thread contact end all sets up the internal thread, the bottom cartridge of coupling main part has the pipe joint, the recess that the structure is the same is all seted up to both sides department about just being located in the interior anchor ring of coupling main part, the same packing ring of structure is all installed to both sides department about public female screw thread contact end, the packing ring with the recess grafting links to each other, the utility model relates to a high molecular material technical field, this sealed coupling sub-assembly for industrial pipeline can improve the leakproofness of industrial pipeline through rubber circle water or organic solvent inflation, moreover the sealed coupling have with low costs, The applicability is strong, processing is simple, the leakproofness is good etc.

Description

Sealing pipe hoop assembly for industrial pipeline

Technical Field

The utility model relates to a macromolecular material technical field specifically is a sealed ferrule sub-assembly for industrial pipeline.

Background

Plastic pipes have been used in the industrial field since the early 50 s, and only in recent years have high modulus and long term strength proven to be the best material for pressure pipes worldwide due to the development of high density polyvinyl chloride such as PE80 and PE100, and the explosive development of PVC materials in some countries. In extremely harsh mining environments and petrochemical fields, plastic pipelines such as PVC pipelines, PE, PP or glass fiber reinforced plastic pipelines meet various requirements for materials, the recycling of the plastic pipelines fully proves the durability of the products, more than half of the pipes which are being used or installed underground are plastic pipelines, and under higher pressure conditions, the plastic pipeline products have greater competitiveness than steel pipes because corroded steel pipes have poor performance. The design pressure of the plastic pipeline is improved to 12.5MPa, the safety coefficient is 2, and the product can meet the industrial application.

However, the plastic pressure pipe fails in sealing performance, which leads to product failure. Applications of plastic pipes include pumping water systems, sewer and water pipe systems or the transport of organic solvents, oil etc., which means that the installation must be very safe to meet pressure impact, water tightness or pressure cycling requirements. The two ends of the existing pipe hoop are designed by adopting internal screw threads and are sealed by threads, the pipeline and the pipe hoop are connected to form a smooth inner surface, and a method of coating sealing grease on the threads or using raw material belts at the connection positions is commonly used for enhancing the sealing property in the connection process of the plastic pipeline. The sealing pipe clamp has a simple structure and is convenient to process, but due to the experience and technology of personnel, the difference of field processing conditions and processing equipment, the tightness of the threaded connection part of a processed pipeline and the pipe clamp is poor easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an industrial pipeline is with sealed ferrule sub-assembly has solved the current not good problem of leakproofness.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an industrial pipeline is with sealed coupling sub-assembly, includes the coupling main part, just be located center department on the interior anchor ring of coupling main part and seted up public female screw thread contact end, just be located on the interior anchor ring of coupling main part the both sides department of public female screw thread contact end has all seted up the internal thread, the bottom cartridge of coupling main part has the pipe joint, the interior anchor ring of coupling main part just is located both sides department and all sets up the same recess of structure about being located, the same packing ring of structure is all installed to the upper and lower both sides department of public female screw thread contact end, the packing ring with the recess is pegged graft and is linked to each other.

Preferably, a lantern ring is installed on the outer ring surface of the pipeline joint, a rubber ring is installed on the lantern ring, the rubber ring is connected with the pipe hoop main body in an inserting manner, first connecting rods with the same structure are installed on the left side and the right side of the lantern ring, a plurality of first clamping balls with the same structure are installed on the inner side ring surface of each first connecting rod, the first clamping balls are connected with the lantern ring in an inserting manner, a second connecting rod is inserted on each first connecting rod, the first connecting rods are connected with the second connecting rods in a sliding manner, springs are installed between the second connecting rods and the first connecting rods, a plurality of second clamping balls with the same structure are installed on the second connecting rods and located on the inner sides, the second clamping balls are connected with the pipe hoop main body in an inserting manner, nuts with the same structure are embedded on the front side wall surface and the rear side wall surface of the lantern ring, and a jackscrew is spirally installed in each, and a pressing plate is arranged on the front end face of the jackscrew and is contacted with the pipeline joint.

Preferably, the outer ring surface of the first connecting rod is provided with a pair of sliding grooves with the same structure, the inner ring surface of the second connecting rod is provided with a pair of sliding blocks with the same structure, and the sliding blocks are connected with the sliding grooves in an inserting mode.

Preferably, the pressure plate is circular in shape.

Preferably, the cross-sectional shape of the male and female threaded contact ends is "i" shaped.

Preferably, the number of the first balls and the second balls is at least two.

Advantageous effects

The utility model provides an industrial pipeline is with sealed ferrule sub-assembly. The sealing pipe hoop assembly for the industrial pipeline has the advantages that the sealing performance of the industrial pipeline can be improved through the expansion of the rubber ring in water or organic solvent, and the sealing pipe hoop has the characteristics of low cost, strong applicability, simple processing, good sealing performance and the like.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic left-side view sectional structure of the present invention.

Fig. 3 is a schematic structural diagram of a position a of the present invention.

In the figure: 1. a ferrule body; 2. the male and female screw threads contact the end head; 3. a pipe joint; 4. a groove; 5. A gasket; 6. a collar; 7. a rubber ring; 8. a first link; 9. a first ball retainer; 10. a second link; 11. a spring; 12. a second ball; 13. a nut; 14. carrying out top thread; 15. pressing a plate; 16. a slide block.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a sealed pipe clamp assembly for an industrial pipeline comprises a pipe clamp main body 1, wherein a male and female screw thread contact end 2 is arranged on the inner annular surface of the pipe clamp main body 1 and located at the center, internal threads are arranged on the inner annular surface of the pipe clamp main body 1 and located at two sides of the male and female screw thread contact end 2, a pipeline connector 3 is inserted into the bottom of the pipe clamp main body 1, grooves 4 with the same structure are arranged on the upper side and the lower side of the inner annular surface of the pipe clamp main body 1, gaskets 5 with the same structure are arranged on the upper side and the lower side of the male and female screw thread contact end 2, the gaskets 5 are connected with the grooves 4 in an inserting mode, a lantern ring 6 is arranged on the outer annular surface of the pipeline connector 3, a rubber ring 7 is arranged on the lantern ring 6, the rubber ring 7 is connected with the pipe clamp main body 1 in an inserting mode, first connecting rods 8 with the same structure are arranged on the left side and the right side of, a plurality of first clamping balls 9 with the same structure are mounted on the inner side ring surface of the first connecting rod 8, the first clamping balls 9 are connected with the lantern ring 6 in an inserting manner, a second connecting rod 10 is inserted on the first connecting rod 8, the first connecting rod 8 is connected with the second connecting rod 10 in a sliding manner, a spring 11 is mounted between the second connecting rod 10 and the first connecting rod 8, a plurality of second clamping balls 12 with the same structure are mounted on the second connecting rod 10 and positioned at the inner side, the second clamping balls 12 are connected with the pipe hoop main body 1 in an inserting manner, nuts 13 with the same structure are embedded on the front side wall surface and the rear side wall surface of the lantern ring 6, jackscrews 14 are spirally mounted in the nuts 13, a pressing plate 15 is mounted on the front end surface of the jackscrews 14, the pressing plate 15 is contacted with the pipe joint 3, a pair of sliding grooves with the same structure is formed on the outer ring surface of the first connecting rod 8, a pair of sliders 16 with the same structure is mounted on the inner annular surface of the second connecting rod 10, the sliders 16 are connected with the sliding grooves in an inserted mode, the pressing plate 15 is circular, the cross section of the male and female screw thread contact end 2 is in an I shape, and the number of the first clamping balls 9 and the number of the second clamping balls 12 are at least two.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): the pipe clamp body 1 and the pipe joint 3 are used in a matched mode, and good sealing performance can be achieved.

The pipe hoop main body 1 of the utility model is a tubular structure, the outer diameter of the tubular structure is consistent and is 90-200 mm; the inner diameters of the upper end, the middle part and the lower end of the tubular structure are different, the pipe wall thickness of the middle part is larger than that of the upper end and the lower end, the upper end and the lower end are pipe hoop joints, and the pipe wall of the middle part protrudes inwards to form a male-female screw thread contact end 2.

The utility model discloses the upper and lower both ends of ferrule are and are equipped with the internal screw thread ferrule and connect, and internal thread length is 50 ~ 80mm, and the internal thread height is 1 ~ 3mm, does not include the ferrule of screw thread height and connects the wall thickness and be 5 ~ 10mm, and the internal thread type is types such as common trapezoidal thread, rectangle screw thread or zigzag thread.

The thickness of the pipe wall of the male and female screw thread contact end 2 is 10-25 mm, the upper edge and the lower edge of the pipe hoop main body 1 are respectively provided with an annular groove 4, the cross section of each groove 4 is rectangular, the cross section width is 5-10 mm, and the depth is 2-4 mm.

A gasket 5 is placed in the groove 4 to increase the sealing. The size of the gasket 5 is determined according to the size of the groove 4, the difference between the outer diameter and the inner diameter of the gasket 5 is slightly smaller than the depth of the groove 4, and the thickness of the inner diameter and the outer diameter of the gasket 5 is 2-4 mm.

The gasket 5 is put into the groove 4 so that the outer surface of the gasket 5 is fitted with the bottom of the groove 4.

The industrial pipe joint 3 is the prior art and can be directly used without customization. The outer diameter of the connecting end of the industrial pipe joint 3 is smaller than the outer diameter of the pipe and is provided with an external thread, and the length of the external thread of the pipe joint 3 is 5mm longer than that of the internal thread of the pipe hoop. The pipe joint 3 is screwed into the internal thread of the pipe hoop, and after the pipe joint is screwed, the top end of the pipe joint 3 respectively props against the upper end face and the lower end face of the contact end of the pipe hoop.

The material of the pipe hoop main body 1 is PVC, PE, PP or glass steel pipe. The gasket 5 is made of water-absorbing nitrile rubber and oil-absorbing ethylene propylene diene monomer.

Specifically, the pipe hoop body 1 is made of U-PVC material; a gasket 5 with the size of 170 multiplied by 4mm is placed in the groove 4; screwing the pipeline joint 3 with the external thread into the pipe hoop, wherein the length of the external thread is 65 mm; after screwing, the top end of the pipe joint 3 respectively props against the upper end face and the lower end face of the pipe hoop contact end.

The pipe hoop for the industrial pipeline can improve the sealing property of pipeline connection, has the characteristics of low cost, simple processing, good sealing property and the like, and can be prepared by cutting grooves 4 at the upper edge and the lower edge of the pipe hoop on the basis of the existing pipe hoop and placing different water-absorbing expansion rubbers or oil-absorbing expansion rubbers according to different types of conveyed fluids;

specifically, after the pipe hoop main body 1 and the pipe joint 3 are spliced together, the lantern ring 6 can be sleeved on the outer annular surface of the pipe joint 3 along the pipe joint, so that the rubber ring 7 is spliced with the pipe hoop main body 1, then the first connecting rod 8 and the second connecting rod 10 are pulled apart, then the first clamping ball 9 and the second clamping ball 12 are respectively inserted outside the pipe hoop main body 1 and the lantern ring 6, at the moment, the spring 11 is in a stretching state, the spring rebounds to press the rubber ring 7 tightly and is attached between the pipe hoop main body 1 and the pipe joint 3, the sealing performance is improved, then the jackscrew 14 is screwed in, so that the pressing plate 15 is contacted with the pipe joint 3, the lantern ring 6 and the pipe joint 3 are fixed, the stability between the pipe joint 3 and the pipe hoop main body 1 is improved, and the attachment between the rubber ring 7 and a seam is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an industrial pipeline is with sealed coupling sub-assembly, includes coupling main part (1), its characterized in that, just be located center department on the interior anchor ring of coupling main part (1) and seted up public female screw thread contact end (2), just be located on the interior anchor ring of coupling main part (1) the both sides department of public female screw thread contact end (2) all sets up the internal thread, the bottom cartridge of coupling main part (1) has pipe joint (3), the interior anchor ring of coupling main part (1) just is located both sides department about and all sets up the same recess (4) of structure, the same packing ring (5) of structure are all installed to the upper and lower both sides department of public female screw thread contact end (2), packing ring (5) with recess (4) are pegged graft and are linked to each other.

2. The sealing pipe hoop assembly for the industrial pipeline according to claim 1, wherein a sleeve ring (6) is installed on an outer annular surface of the pipeline joint (3), a rubber ring (7) is installed on the sleeve ring (6), the rubber ring (7) is connected with the pipe hoop main body (1) in an inserting manner, first connecting rods (8) with the same structure are installed on the left side and the right side of the sleeve ring (6), a plurality of first clamping balls (9) with the same structure are installed on an inner annular surface of each first connecting rod (8), the first clamping balls (9) are connected with the sleeve ring (6) in an inserting manner, a second connecting rod (10) is inserted on each first connecting rod (8), the first connecting rods (8) are connected with the second connecting rods (10) in a sliding manner, and a spring (11) is installed between each second connecting rod (10) and the first connecting rods (8), the pipe hoop is characterized in that a plurality of second clamping balls (12) with the same structure are mounted on the second connecting rod (10) and located on the inner side, the second clamping balls (12) are connected with the pipe hoop body (1) in an inserting mode, nuts (13) with the same structure are embedded on the front side wall face and the rear side wall face of the sleeve ring (6), jackscrews (14) are mounted in the nuts (13) in a spiral mode, pressing plates (15) are mounted on the front end face of the jackscrews (14), and the pressing plates (15) are in contact with the pipe joint (3).

3. The sealing pipe hoop assembly for the industrial pipeline according to claim 2, wherein a pair of sliding grooves with the same structure are formed in the outer annular surface of the first connecting rod (8), a pair of sliding blocks (16) with the same structure are installed on the inner annular surface of the second connecting rod (10), and the sliding blocks (16) are connected with the sliding grooves in an inserted mode.

4. A sealing pipe clamp assembly according to claim 2, wherein said pressure plate (15) is circular in shape.

5. The assembly of claim 1, wherein the male and female threaded contact ends (2) are "i" shaped in cross-section.

6. The assembly of claim 2, wherein the number of the first balls (9) and the number of the second balls (12) is at least two.