CN214305667U

CN214305667U - Flexible PVC waterproof hose

Info

Publication number: CN214305667U
Application number: CN202022324317.4U
Authority: CN
Inventors: 曾鸿飞
Original assignee: Shanxi Dongfang Zhiyuan Environmental Development Co ltd
Current assignee: Shanxi Dongfang Zhiyuan Environmental Development Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-09-28
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to the technical field of hose, and a flexible PVC waterproof hose is disclosed, the female joint comprises an outer tube, the outside of outer tube is close to the right-hand member and is equipped with the external screw thread, the outside of outer tube is close to right side threaded connection and has the joint pipe. This flexible PVC waterproof hose, the surface through the outer tube is close to the left side card house and has the external screw thread, and there is the joint pipe in the outside threaded connection of outer tube, and set up flutedly in the outside of outer tube, and there is the ring at the inside joint of recess, and the spout has been seted up to both sides about the outside of outer tube, and there is the slider at the inside joint of spout, and make the slider pass through the second spring and be connected with the bracing piece, and be connected with the inside that the slide bar passed the ring in one side of bracing piece, and all install second bolt and first bolt respectively in the outside of ring and slide bar, thereby make slide bar and joint union coupling fixed through first bolt, it is fixed with the ring to make joint pipe and outer tube fixed more firm.

Description

Flexible PVC waterproof hose

Technical Field

The utility model relates to the technical field of hoses, specifically a flexible PVC waterproof hose.

Background

PVC (Polyvinyl chloride) is a main raw material for manufacturing PVC hoses, wherein the main component of the PVC is Polyvinyl chloride, and other components are added to enhance the heat resistance, toughness and ductility of the PVC hoses. The top layer of the surface film is paint, the middle layer is polyvinyl chloride, and the bottom layer is back-coated adhesive. The VC pipe (PVC-U pipe) is a plastic pipe which is formed by mixing polyvinyl chloride resin with a stabilizer, a lubricant and the like and then performing extrusion forming by a hot pressing method and is developed and applied at the earliest time. The PVC-U pipe has strong corrosion resistance, easy adhesion, low price and hard texture, but is only suitable for a water supply system with the conveying temperature not exceeding 45 ℃ due to the seepage of PVC-U monomer and additives. Plastic pipes are used for drainage, waste water, chemicals, heating and cooling liquids, food, ultrapure liquids, slurries, gases, compressed air and vacuum systems. PVC can be divided into soft PVC and hard PVC.

The existing PVC hose joint and hose connection always troubles producers and consumers, some are only simple hose inner pipes and joint outer pipes, or are screwed up and reinforced by simple metal wires, and due to long-term frequent use, the loosening condition often occurs, so that the conveying of fluid is very inconvenient, and certain safety problems can also be caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a flexible PVC waterproof hose possesses the advantage that makes hose and joint connection firm, has solved the problem of proposing among the above-mentioned background art.

The utility model provides a following technical scheme: a flexible PVC waterproof hose comprises an outer pipe, wherein the outer side of the outer pipe, which is close to the right end, is provided with an external thread, the outer side of the outer pipe close to the right side is in threaded connection with a joint pipe, the outer side of the outer pipe is provided with a groove, the groove is positioned at the left side of the external thread, the inner part of the groove is movably clamped with a circular ring, the upper end and the lower end of the outer side of the outer tube are both provided with a sliding groove, the inner parts of the sliding grooves are movably connected with sliding blocks, one ends of the sliding blocks are fixedly connected with second springs, one end of each second spring is fixedly connected with a supporting rod, the right sides of the supporting rods are fixedly provided with sliding rods, the slide bar completely penetrates through the right side of the circular ring, the upper side and the lower side of the circular ring are both provided with second screw holes, the first screw hole is formed in one side of the sliding rod, and the first bolt is fixedly mounted in the first screw hole.

Preferably, the inside fixed mounting of outer tube has first spring, one side fixed mounting that first spring is close to the outer tube center has the inner tube, the inner tube cup joints with first spring is fixed.

Preferably, the inside of the joint pipe is fixedly sleeved with a sealing ring, and the sealing ring is movably sleeved with the outer side of the outer pipe.

Preferably, the right side fixed mounting of ring has the rubber circle, the left side laminating of ring and joint pipe.

Preferably, the top and the bottom of the joint pipe are both fixedly provided with a mounting rod.

Preferably, the sliding groove is located on the left side of the groove, and the distance between the sliding block and the left side of the sliding groove is smaller than the distance between the circular ring and the right side of the sliding rod.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this flexible PVC waterproof hose, the surface through the outer tube is close to the left side card house and has the external screw thread, and there is the joint pipe in the outside threaded connection of outer tube, and set up flutedly in the outside of outer tube, and there is the ring at the inside joint of recess, and the spout has been seted up to both sides about the outside of outer tube, and there is the slider at the inside joint of spout, and make the slider pass through the second spring and be connected with the bracing piece, and be connected with the inside that the slide bar passed the ring in one side of bracing piece, and all install second bolt and first bolt respectively in the outside of ring and slide bar, thereby make slide bar and joint union coupling fixed through first bolt, it is fixed with the ring to make joint pipe and outer tube fixed more firm.

2. This flexible PVC waterproof hose, the outside through the outer tube is equipped with the external screw thread, and be equipped with the internal thread at the inner wall of joint pipe, thereby make joint pipe and outer tube can threaded connection, can dismantle, and through the second bolt, the ring, cooperation between slide bar and the first bolt, thereby when making joint pipe and outer tube threaded connection, can be fixed joint pipe and outer tube, during the dismantlement, only need loosen first bolt and second bolt, the swivel joint pipe can part joint pipe and outer tube promptly, thereby make the convenient dismouting of being connected between outer tube and the joint pipe.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the outer tube of the present invention;

FIG. 3 is a schematic view of the connection structure of the sliding rod and the ring;

FIG. 4 is a right side view of the structure of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an outer tube; 2. a chute; 3. a circular ring; 4. a rubber ring; 5. a first bolt; 6. a joint pipe; 7. a seal ring; 8. mounting a rod; 9. an external thread; 10. a groove; 11. a second bolt; 12. a slide bar; 13. A support bar; 14. a first spring; 15. an inner tube; 16. a second screw hole; 17. a first screw hole; 18. a second spring; 19. 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. 1-5, a flexible PVC waterproof hose comprises an outer tube 1, an outer side of the outer tube 1 near a right end is provided with an external thread 9, an outer side of the outer tube 1 near a right side is in threaded connection with a connector pipe 6, an outer side of the outer tube 1 near a right side is provided with a groove 10, the groove 10 is located at a left side of the external thread 9, an inner portion of the groove 10 is movably clamped with a ring 3, upper and lower ends of an outer side of the outer tube 1 are respectively provided with a chute 2, an inner portion of the chute 2 is movably connected with a slider 19, one end of the slider 19 is fixedly connected with a second spring 18, one end of the second spring 18 is fixedly connected with a support rod 13, a right side of the support rod 13 is respectively and fixedly provided with a slide rod 12, the slide rod 12 completely penetrates through a right side of the ring 3, upper and lower sides of the ring 3 are respectively provided with a second screw hole 16, a second bolt 11 is fixedly installed inside the second screw hole 16, one side of the slide rod 12 is respectively provided with a first screw hole 17, the first screw holes 17 are fixedly provided with first bolts 5 inside, the outer surface of the outer pipe 1 is close to the left side to clamp and shed external threads 9, the outer side of the outer pipe 1 is connected with a connector pipe 6 in a threaded manner, the outer side of the outer pipe 1 is provided with a groove 10, the inner part of the groove 10 is clamped with a ring 3, the upper side and the lower side of the outer pipe 1 are provided with sliding grooves 2, the inner part of each sliding groove 2 is clamped with a sliding block 19, the sliding block 19 is connected with a supporting rod 13 through a second spring 18, one side of the supporting rod 13 is connected with a sliding rod 12 which penetrates through the inner part of the ring 3, the outer sides of the ring 3 and the sliding rod 12 are respectively provided with a second bolt 11 and the first bolt 5, so that the sliding rod 12 is fixed with the connector pipe 6 through the first bolt 5, the sliding rod 12 is fixed with the ring 3 through the second bolt 11, so that the connector pipe 6 is fixed with the outer pipe 1 more firmly, the outside through outer tube 1 is equipped with external screw thread 9, and be equipped with the internal thread at the inner wall of joint pipe 6, thereby make joint pipe 6 and outer tube 1 can threaded connection, can dismantle, and through second bolt 11, ring 3, cooperation between slide bar 12 and the first bolt 5, thereby when making joint pipe 6 and outer tube 1 threaded connection, can be fixed joint pipe 6 and outer tube 1, during the dismantlement, only need loosen first bolt 5 and second bolt 11, swivel joint pipe 6 can part joint pipe 6 and outer tube 1 promptly, thereby make the convenient dismouting of being connected between outer tube 1 and the joint pipe 6.

Wherein, the inside fixed mounting of outer tube 1 has first spring 14, and one side fixed mounting that first spring 14 is close to outer tube 1 center has inner tube 15, and inner tube 15 cup joints with first spring 14 is fixed, through setting up first spring 14 and inner tube 15 in the inside of outer tube 1 to prevent that the fluid expends with heat and contracts with cold and destroys the inner wall of outer tube 1.

Wherein, the inside of adapter tube 6 is fixed to be cup jointed with sealing washer 7, and sealing washer 7 cup joints with the outside activity of outer tube 1, is provided with a sealing washer 7 through the inside at adapter tube 6 to prevent to connect the department and leak.

Wherein, the right side fixed mounting of ring 3 has rubber circle 4, and ring 3 is provided with rubber circle 4 with the left side laminating of adapter tube 6 on the right side of ring 3 to when adapter tube 6 is connected with outer tube 1, can prevent that the inside fluid of outer tube 1 from leaking.

Wherein, the top and the equal fixed mounting in bottom of joint pipe 6 have installation pole 8, are equipped with installation pole 8 through the both sides at joint pipe 6 to when the polylinker pipe 6 separates with outer tube 1, the dismouting of being convenient for.

Wherein the slide groove 2 is located at the left side of the groove 10, and the distance between the slide block 19 and the left side of the slide groove 2 is smaller than the distance between the ring 3 and the right side of the slide rod 12, in order to prevent the slide rod 12 from sliding out of the ring 3 when moving.

The working principle is as follows: firstly, connect joint pipe 6 with outer tube 1 through external screw thread 9, then promote bracing piece 13, make joint pipe 6 between the slide bar 12 of both sides, then tighten first bolt 5 and second bolt 11, thereby make slide bar 12 fixed with joint pipe 6, and make ring 3 fixed with slide bar 12, thereby make joint pipe 6 fixed with outer tube 1, thereby not only rely on the screw thread to be connected joint pipe 6 with outer tube 1, thereby the condition of not hard up can not play after long-time use, when needs are dismantled, only need to unscrew first bolt 5 and second bolt 11 of both sides, then rotary joint pipe 6, can be with joint pipe 6 from outer tube 1 separation, thereby make outer tube 1 and joint pipe 6 easy dismounting.

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. 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 a flexible PVC waterproof hose, includes outer tube (1), its characterized in that: the outer side of the outer tube (1) is provided with an external thread (9) close to the right end, the outer side of the outer tube (1) is connected with a joint tube (6) close to the right side through a thread, the outer side of the outer tube (1) is provided with a groove (10), the groove (10) is positioned on the left side of the external thread (9), a circular ring (3) is movably clamped in the groove (10), the upper end and the lower end of the outer side of the outer tube (1) are respectively provided with a sliding groove (2), the inner part of the sliding groove (2) is movably connected with a sliding block (19), one end of the sliding block (19) is respectively and fixedly connected with a second spring (18), one end of the second spring (18) is respectively and fixedly connected with a supporting rod (13), the right side of the supporting rod (13) is respectively and fixedly provided with a sliding rod (12), the sliding rod (12) completely penetrates through the right side of the circular ring (3), the upper side and the lower side of the circular ring (3) are respectively provided with a second screw hole (16), the novel sliding rod is characterized in that a second bolt (11) is fixedly mounted in the second screw hole (16), a first screw hole (17) is formed in one side of the sliding rod (12), and a first bolt (5) is fixedly mounted in the first screw hole (17).

2. A flexible PVC waterproof hose according to claim 1, characterized in that: the inner fixed mounting of outer tube (1) has first spring (14), one side fixed mounting that first spring (14) are close to outer tube (1) center has inner tube (15), inner tube (15) and first spring (14) fixed socket joint.

3. A flexible PVC waterproof hose according to claim 1, characterized in that: the inner part of the joint pipe (6) is fixedly sleeved with a sealing ring (7), and the sealing ring (7) is movably sleeved with the outer side of the outer pipe (1).

4. A flexible PVC waterproof hose according to claim 1, characterized in that: the right side fixed mounting of ring (3) has rubber circle (4), the left side laminating of ring (3) and joint pipe (6).

5. A flexible PVC waterproof hose according to claim 1, characterized in that: and the top and the bottom of the joint pipe (6) are fixedly provided with mounting rods (8).

6. A flexible PVC waterproof hose according to claim 1, characterized in that: the sliding groove (2) is located on the left side of the groove (10), and the distance between the sliding block (19) and the left side of the sliding groove (2) is smaller than the distance between the circular ring (3) and the right side of the sliding rod (12).