CN211118083U

CN211118083U - PVC reinforcing hose

Info

Publication number: CN211118083U
Application number: CN201921855956.4U
Authority: CN
Inventors: 蒋柏茂
Original assignee: Hangzhou Manuli Hydraulic Equipment Co ltd
Current assignee: Zhejiang powerful hydraulic Co.,Ltd.
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-28
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a reinforcing hose field discloses a PVC reinforcing hose, including body and joint Assembly, in the joint Assembly was established to a pot head of body, joint Assembly was including fixed pipe, the connector with have elastic sleeve pipe, fixed pipe is including solid fixed ring and joint, the sleeve pipe includes the swivel and presses the cover, the swivel cover is established on solid fixed ring and is rotatory on solid fixed ring, it is formed with the passageway to press between cover and the joint, the body cover is established in the passageway, be equipped with first lug on the swivel inside wall, the convex surface of first lug is the arc face with solid fixed ring matched with, be equipped with the second lug on the solid fixed ring lateral wall, the convex surface of second lug is the arc face with the convex surface matched with of first lug, all be equipped with the clutch blocks of a plurality of quantities on the inner wall of pressing the cover and the outer wall. The body is pressed the cover and is connected the pressfitting in the passageway, and passageway accessible change the ring reach open with closed effect, the utility model discloses the effectual life who prolongs PVC reinforcing hose, and joint easy operation, leakproofness are good.

Description

PVC reinforcing hose

Technical Field

The utility model relates to a reinforcing hose field especially relates to a PVC reinforcing hose.

Background

PVC (Polyvinyl chloride; Polyvinyl. PVC hose processing is convenient, often is adopted in the fluid transport operation in building, industry, daily life. The PVC reinforced hose is formed by adding a steel wire layer in the PVC hose, so that the PVC hose is improved in strength, distortion resistance, quality and the like.

The PVC reinforced hose not only keeps the advantages of good manufacturability and convenient production of the PVC hose, but also increases the bearing pressure of the PVC hose, and when the plastic hose bears negative pressure or is bent, the PVC reinforced hose cannot be shriveled or deformed due to the action of the steel wire layer, so that the smoothness of the inside of the pipeline is ensured. PVC hoses are usually connected between the two ends by means of pipe joints.

However, the above connection method often extrudes the pipe joint into the port of the PVC reinforced hose, which can easily cause the damage of the port of the PVC reinforced hose, the connection at the joint is not tight, and the water seepage phenomenon occurs.

Chinese published patent numbers: CN204592612U discloses a novel PVC reinforced hose joint, which comprises a pipe body, wherein one end of the pipe body is connected with a handle body of the joint through a buckle, a fastening washer is installed in a cap body of the joint through a connecting thread, and the handle body and the cap body are manufactured integrally; the cap body is provided with a pair of fastening lugs, the cap body is provided with a connecting hole, and the fastening lugs and the cap body are manufactured integrally. This PVC strengthens hose nipple, the connection of body and joint has adopted interference fit's mode to establish the body cover in the joint, and this kind of connected mode has the installation difficulty, drops easily, to the pipeline mouth harm such as big and leakproofness is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to body and the relatively poor shortcoming of joint installation difficulty and seal among the prior art, provide a PVC reinforcing hose.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a PVC reinforced hose comprises a hose body and a joint component, wherein one end of the hose body is sleeved in the joint component, the joint component comprises a fixed pipe, a second lug is equipped with on the solid fixed ring lateral wall, the convex surface of second lug is the convex surface matched with arcwall face with first lug, all be equipped with the clutch blocks of a plurality of quantities on the inner wall of pressure cover and the outer wall of joint. The rotating ring is rotated to enable the convex surface of the first convex block to be contacted with the convex surface of the second convex block, the pressing sleeve connected with the rotating ring is opened due to elasticity, the pipe body can be easily sleeved in the channel, the rotating ring is rotated again to enable the convex surface of the first convex block to be attached to the fixing ring, and the pressing sleeve restores the original shape due to elasticity and presses the pipe body in the channel. The pipe body is pressed in the channel by the pressing sleeve and the joint, the channel can achieve the opening and closing effects through the rotating ring, the joint operation of the pipe body and the joint assembly is simple and convenient, the joint tightness is good, meanwhile, the hose does not need to be pressed into the joint assembly, and the service life of the PVC reinforced hose can be effectively prolonged.

Preferably, four sets of first circumferential arrays of lugs are on the swivel and four sets of second circumferential arrays of lugs are on the stationary ring. The four groups of convex blocks are arranged correspondingly, so that the operation of opening the side wall can be completed by only selecting partial angles of the rotating ring.

Preferably, the connector is provided with an external thread for connecting other components. The PVC reinforced hose is connected with other devices through the external thread on the connecting head.

Preferably, the outer side wall of the swivel is provided with a knurled layer for increasing friction. The friction between the palm and the swivel is increased through the knurled layer, and the swivel is convenient to rotate.

Preferably, the pipe body sequentially comprises a PVC inner layer, a steel wire layer, a glass fiber layer and a PVC outer layer from inside to outside, and a transparent protective layer is further sleeved outside the pipe body. The steel wire layer makes PVC steel wire reinforcing hose with the glass fiber layer not only keep PVC hose manufacturability good, and the convenient advantage of production has increased the bearing pressure of PVC hose moreover, when the plastic hose bears negative pressure or crooked, can not flat become, has ensured the inside unblocked of pipeline.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the pipe body is pressed in the channel by the pressing sleeve and the joint, the channel can achieve the opening and closing effects through the rotating ring, the joint operation of the pipe body and the joint assembly is simple and convenient, the joint tightness is good, meanwhile, the hose does not need to be pressed into the joint assembly, and the service life of the PVC reinforced hose can be effectively prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a cross-sectional view of the swivel and the stationary ring.

Fig. 3 is an enlarged view of a structure.

Fig. 4 is a cross-sectional view of a PVC reinforced hose.

The names of the parts indicated by the numerical references in the above figures are as follows: 10-pipe body, 11-joint component, 12-swivel, 13-fixed ring, 14-connector, 15-first lug, 16-second lug, 17-joint, 18-pressing sleeve, 19-friction block, 20-external thread, 21-knurling layer, 22-PVC inner layer, 23-steel wire layer, 24-glass fiber reinforced layer, 25-PVC outer layer, 26-transparent protective layer, 27-channel, 28-fixed pipe and 29-sleeve pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A PVC reinforced hose, as shown in FIGS. 1-3, comprises a tube body 10 and a joint component 11, wherein one end of the tube body 10 is sleeved in the joint component 11, the joint component 11 comprises a fixed tube 28, a joint 14 for connecting other devices and a sleeve 29 with elasticity, the fixed tube 28 comprises a fixed ring 13 and a joint 17, one end of the fixed ring 13 is fixed with the joint 17, the other end of the fixed ring is fixed with the joint 14, the sleeve 29 comprises a rotary ring 12 and a pressing sleeve 18, the pressing sleeve 18 is fixed on the left side surface of the rotary ring 12, the sleeve 29 is sleeved on the fixed tube 28, the rotary ring 12 is sleeved on the fixed ring 13 and rotates on the fixed ring 13, a channel 27 is formed between the pressing sleeve 18 and the joint 17, one end of the tube body 10 is installed in the channel 27, the inner side wall of the rotary ring 12 is provided with a first lug 15, the convex surface of the first lug 15 is an arc-shaped surface, the convex surface of the second bump 16 is an arc surface matched with the convex surface of the first bump 15, and a plurality of friction blocks 19 are arranged on the inner wall of the pressing sleeve 18 and the outer wall of the joint 17. The rotating ring 12 is rotated to make the convex surface of the first bump 15 contact with the convex surface of the second bump 16, the pressing sleeve 17 connected with the rotating ring 12 is expanded at this time, so that the pipe body 10 can be easily sleeved in the channel 27, the rotating ring 12 is rotated again to make the convex surface of the first bump 15 fit with the fixing ring 13, and at this time, the pressing sleeve 17 presses the pipe body 10 in the channel due to the elastic recovery.

Four sets of first lugs 15 are circumferentially arrayed on the rotary ring 12, and four sets of second lugs 16 are circumferentially arrayed on the fixed ring 13.

The connection head 14 is provided with an external thread 20 for connecting other components.

The outer side of the swivel 12 is provided with a knurled layer 21 for increasing friction.

The pipe body 10 sequentially comprises an inner PVC layer 22, a steel wire layer 23, a glass fiber layer 24 and an outer PVC layer 25 from inside to outside, and as shown in fig. 4, a transparent protective layer 26 is further sleeved outside the pipe body 10. The steel wire layer 23 is a grid steel wire layer, and the transparent protective layer 26 is a common transparent plastic pipe in the market.

Example 2

Embodiment 2 has substantially the same features as embodiment 1, except that it does not include the external thread 20, the connector 14 includes a second joint and a second pressing sleeve having elasticity, the second joint is fixed on the right side of the fixing ring 13, the second pressing sleeve is fixed on the right side of the rotating ring 12, a second channel is formed between the second joint and the second pressing sleeve, and the second pipe body is sleeved in the second channel to realize the extending operation of the pipe body.

Example 3

Embodiment 3 has substantially the same features as embodiment 1 except that it further comprises a clamp provided on the outer wall of the pressing sleeve 18 to further lock the pipe body 10 to the joint assembly 11 after the pipe body 10 and the joint assembly 11 have been engaged.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. A PVC reinforced hose comprises a hose body (10) and a joint component (11), wherein one end of the hose body (10) is sleeved in the joint component (11), the PVC reinforced hose is characterized in that the joint component (11) comprises a fixed pipe (28), a connector (14) used for connecting other devices and a sleeve (29) with elasticity, the fixed pipe (28) comprises a fixed ring (13) and a connector (17), one end of the fixed ring (13) is fixed with the connector (17), the other end of the fixed ring is fixed with the connector (14), the sleeve (29) comprises a rotating ring (12) and a pressing sleeve (18), the pressing sleeve (18) is fixed on the left side surface of the rotating ring (12), the sleeve (29) is sleeved on the fixed pipe (28), the rotating ring (12) is sleeved on the fixed ring (13) and rotates on the fixed ring (13), a channel (27) is formed between the pressing sleeve (18) and the connector (17), one end of the hose body (10) is installed in the channel (27), be equipped with first lug (15) on change (12) inside wall, the convex surface of first lug (15) is for with solid fixed ring (13) matched with arcwall face, is equipped with second lug (16) on solid fixed ring (13) lateral wall, the convex surface of second lug (16) be with the convex surface matched with arcwall face of first lug (15), all is equipped with on the inner wall of pressure cover (18) and the outer wall of joint (17) the clutch blocks (19) of a plurality of quantity.

2. The PVC reinforced hose of claim 1, wherein: four groups of first lugs (15) are circumferentially arrayed on the rotating ring (12), and four groups of second lugs (16) are circumferentially arrayed on the fixed ring (13).

3. The PVC reinforced hose of claim 1, wherein: the connector (14) is provided with an external thread (20) for connecting other components.

4. The PVC reinforced hose of claim 1, wherein: the outer side wall of the rotating ring (12) is provided with a knurling layer (21) for increasing friction.

5. The PVC reinforced hose of claim 1, wherein: the pipe body (10) sequentially comprises a PVC inner layer (22), a steel wire layer (23), a glass fiber layer (24) and a PVC outer layer (25) from inside to outside, and a transparent protective layer (26) is further arranged outside the pipe body (10).