CN210687382U

CN210687382U - Coupling assembling and flexible pipe valve structure

Info

Publication number: CN210687382U
Application number: CN201920922832.7U
Authority: CN
Inventors: 陈意; 林细勇; 蒋玉林; 张名扬; 何旺枝; 苏杰
Original assignee: Rifeng Enterprise Foshan Co Ltd; Rifeng Enterprise Group Co Ltd; Rifeng Technology Co Ltd
Current assignee: Rifeng Enterprise Foshan Co Ltd; Rifeng Enterprise Group Co Ltd; Rifeng Technology Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-06-05
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a coupling assembling and flexible pipe valve structure, coupling assembling include the valve main part, smooth tight cutting ferrule and elastic component, and the valve main part includes first link, and the tip and the elastic component of first link are connected, and the elastic component sets up along the length direction of first link, and first link and elastic component are external to be located the cover and establish the flexible pipe, and smooth tight cutting ferrule is used for cooperating the centre gripping flexible pipe with first link outside being located the cover and establishing flexible pipe and first link. Above-mentioned coupling assembling, utilize smooth tight cutting ferrule and first link cooperation centre gripping flexible pipe, fixed effect to the flexible pipe is better, prevent the condition such as appearing leaking between flexible pipe and the first link, because the elastic component also is located the flexible pipe after the assembly is accomplished, when the flexible pipe takes place to buckle, the elastic component also can take place to buckle, but the elastic component can support the inner wall of flexible pipe, prevent that the flexible pipe from taking place excessively to buckle, can not plug up the passageway of water delivery or cause the flexible pipe damage, reliability when having improved the use.

Description

Coupling assembling and flexible pipe valve structure

Technical Field

The utility model relates to a pipeline valve technical field especially relates to a coupling assembling and flexible pipe valve structure.

Background

Flexible pipes such as aluminum-plastic composite pipes, crosslinked polyethylene pipes, and the like have been developed rapidly in recent years, and are widely used in the fields of water supply, heating, and the like. Because of the aspect factors such as the bendability of flexible pipe and material hardness, traditional coupling assembling can't directly realize with being connected of flexible pipe, its connection structure of present traditional valve adopts threaded connection, and the leak protection water effect is relatively poor, and the structure of junction can cause buckling of flexible pipe simultaneously, probably leads to unable water delivery or flexible pipe damage, reduces overall structure's reliability when using.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art not enough, provide a coupling assembling and flexible pipe valve structure that the reliability is better when leak protection water is effectual and use.

The technical scheme is as follows:

a connecting assembly comprises a valve body, a sliding clamping sleeve and an elastic piece, wherein the valve body comprises a first connecting end, the end part of the first connecting end is connected with the elastic piece, the elastic piece is arranged along the length direction of the first connecting end, the first connecting end and the elastic piece are externally sleeved with a flexible pipe, the sliding clamping sleeve is sleeved on the flexible pipe and the first connecting end, and the sliding clamping sleeve is used for being matched with the first connecting end to clamp the flexible pipe.

Above-mentioned coupling assembling, can locate the flexible pipe outside first link with the flexible pipe box, again will slide tight cutting ferrule and locate the flexible pipe outside, utilize and slide tight cutting ferrule and first link cooperation centre gripping flexible pipe, it is better to the fixed effect of flexible pipe, can prevent to appear leaking the condition such as water between flexible pipe and the first link, simultaneously because the elastic component also is located the flexible pipe after the assembly is accomplished, when the flexible pipe takes place to buckle, the elastic component also can take place to buckle, but the elastic component can support the inner wall of flexible pipe, prevent that the flexible pipe from taking place excessively to buckle, consequently can not stop up the passageway of water delivery or cause the flexible pipe damage, reliability when having improved the use.

In one embodiment, the first connecting end is provided with a convex rib on the outer surface.

In one embodiment, the number of the ribs is at least two, and the ribs are arranged at intervals along the length direction of the first connecting end.

In one embodiment, a first limiting protrusion is arranged on the first connecting end, the first limiting protrusion is arranged on one side, away from the elastic part, of the convex rib, and the height of the first limiting protrusion from the outer surface of the first connecting end is greater than the height of the convex rib from the outer surface of the first connecting end.

In one embodiment, a second limiting protrusion is further disposed on the first connecting end, the second limiting protrusion is disposed on a side of the first limiting protrusion away from the protruding rib, the first limiting protrusion and the second limiting protrusion are both annular structures disposed along the circumferential direction of the first connecting end, an outer diameter of the first limiting protrusion is smaller than an inner diameter of the slip clamping sleeve, and an outer diameter of the second limiting protrusion is larger than the inner diameter of the slip clamping sleeve.

In one embodiment, the inner wall of the sliding clamping sleeve, which is close to one end of the valve body, is an assembling surface, the assembling surface is a conical surface, and the inner diameter of the conical surface gradually increases along the direction close to the valve body.

In one embodiment, the elastic member is a spring, and one end of the elastic member is connected to the first connection end.

In one embodiment, the elastic member is a stainless steel structure.

In one embodiment, the valve body further comprises a second connection end for communicating with other lines.

A flexible pipe valve structure comprises a flexible pipe and the connecting assembly, wherein the connecting assembly is arranged at any position, the flexible pipe is sleeved outside the first connecting end, the flexible pipe is located between the sliding clamping sleeve and the first connecting end, and the elastic piece is arranged in the flexible pipe.

Above-mentioned flexible pipe valve structure, after the assembly is accomplished, the flexible pipe is located between smooth tight cutting ferrule and the first link, fixed effect to the flexible pipe is better, can prevent to take place the condition such as hourglass water between flexible pipe and the first link, simultaneously because the elastic component is located the flexible pipe, when the flexible pipe takes place to buckle, the elastic component can support the inner wall of flexible pipe, prevent that the flexible pipe from taking place excessively to buckle, prevent that the pipeline of water delivery from blockking up or the flexible pipe takes place to damage in the flexible pipe, reliability when having improved the use.

Drawings

Fig. 1 is a cross-sectional view of a flexible tube valve structure according to an embodiment of the present invention;

fig. 2 is an assembly schematic diagram of a flexible pipe valve structure according to an embodiment of the present invention.

Description of reference numerals:

100. the valve comprises a valve body, 101, a first connecting end, 101a, a convex rib, 101b, a first limiting bulge, 101c, a second limiting bulge, 102, a conveying channel, 103, a second connecting end, 110, a shell, 120, a valve core, 121, a switching channel, 200, a sliding clamping sleeve, 300, an elastic piece, 10 and a flexible pipe.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.

As shown in fig. 1 and 2, an embodiment discloses a connection assembly, which includes a valve body 100, a sliding clamping sleeve 200 and an elastic member 300, wherein the valve body 100 includes a first connection end 101, an end of the first connection end 101 is connected to the elastic member 300, the elastic member 300 is disposed along a length direction of the first connection end 101, the flexible pipe 10 is sleeved outside the first connection end 101 and the elastic member 300, the sliding clamping sleeve 200 is configured to be sleeved outside the flexible pipe 10 and the first connection end 101, and the sliding clamping sleeve 200 is configured to cooperate with the first connection end 101 to clamp the flexible pipe 10.

Above-mentioned coupling assembling, can locate the flexible pipe 10 outside first connection end 101 with the cover, locate the flexible pipe 10 with smooth tight cutting ferrule 200 cover again, utilize smooth tight cutting ferrule 200 and first connection end 101 cooperation centre gripping flexible pipe 10, the fixed effect to flexible pipe 10 is better, can prevent to appear leaking the circumstances such as waiting between flexible pipe 10 and the first connection end 101, simultaneously because assembly completion back elastic component 300 also is located flexible pipe 10, when the flexible pipe 10 takes place to buckle, elastic component 300 also can take place to buckle, but elastic component 300 can support the inner wall of flexible pipe 10, prevent that flexible pipe 10 from taking place excessively to buckle, consequently can not block up the passageway of water delivery or cause the damage of flexible pipe 10, reliability when having improved the use.

Specifically, at the interface between the flexible pipe 10 and the first connection end 101, if the flexible pipe 10 is bent greatly, the inner wall of the flexible pipe 10 blocks the pipeline for water delivery in the first connection end 101, and then the pipeline is blocked; or the flexible pipe 10 itself is excessively bent to cause the blockage of the water delivery pipeline in the flexible pipe 10, and the elastic member 300 can prevent the blockage, thereby ensuring the smoothness of the connection between the connection assembly and the flexible pipe 10.

Optionally, as shown in fig. 1 and fig. 2, the valve body 100 includes a casing 110 and a valve core 120, a conveying channel 102 is disposed in the casing 110, one end of the casing 110 is a first connection end 101, an end surface of the first connection end 101 is provided with an opening of one end of the conveying channel 102, the valve core 120 is rotatably disposed on the casing 110, one end of the valve core 120 is an open-close end, the open-close end extends into the conveying channel 102, and a switching channel 121 is disposed in the open-close end. When the valve core 120 rotates to make the switching channel 121 and the conveying channel 102 parallel or approximately parallel, the switching channel 121 is communicated with the conveying channel 102, and fluid can pass through the switching channel 121 and the conveying channel 102, and when the valve core 120 continues to rotate to make the switching channel 121 and the conveying channel 102 perpendicular or approximately perpendicular, openings at two ends of the switching channel 121 are opposite to the inner wall of the conveying channel 102, and at the moment, the conveying channel 102 is blocked by an opening end and a closing end.

In one embodiment, as shown in fig. 2, the first connection end 101 has a rib 101a on the outer surface. The convex rib 101a can make the clamping sleeve 200 and the first connection end 101 clamp the flexible pipe 10 more tightly, so as to prevent the flexible pipe 10 from slipping or leaking water better.

In one embodiment, as shown in fig. 2, the number of the ribs 101a is at least two, and the ribs 101a are spaced apart along the length direction of the first connection end 101. At this time, the ribs 101a are provided at intervals to further prevent the flexible pipe 10 from slipping or leaking water.

Alternatively, the rib 101a is an annular structure disposed along the circumferential direction of the first connection end 101, and the outer diameter of the rib 101a is larger than the inner diameter of the flexible pipe 10. At this time, the flexible pipe 10 is elastically deformed when being sleeved outside the rib 101a, and is more tightly connected to the first connection end 101.

In one embodiment, as shown in fig. 1 and fig. 2, a first limiting protrusion 101b is disposed on the first connection end 101, the first limiting protrusion 101b is disposed on a side of the rib 101a away from the elastic member 300, and a height of the first limiting protrusion 101b from an outer surface of the first connection end 101 is greater than a height of the rib 101a from the outer surface of the first connection end 101. At this moment, the first limiting protrusion 101b can be used for abutting against the flexible pipe 10 to limit the installation of the flexible pipe 10, and meanwhile, the first limiting protrusion 101b can abut against the end of the flexible pipe 10 to achieve a certain water leakage prevention effect.

In one embodiment, as shown in fig. 1 and 2, the first connection end 101 is further provided with a second limiting protrusion 101c, the second limiting protrusion 101c is disposed on a side of the first limiting protrusion 101b away from the protruding rib 101a, the first limiting protrusion 101b and the second limiting protrusion 101c are both annular structures disposed along the circumferential direction of the first connection end 101, an outer diameter of the first limiting protrusion 101b is smaller than an inner diameter of the sliding clamping sleeve 200, and an outer diameter of the second limiting protrusion 101c is larger than the inner diameter of the sliding clamping sleeve 200. If the distance that the tight sliding sleeve 200 extends beyond the first connection end 101 is too long, the length of the flexible pipe 10 between the tight sliding sleeve 200 and the first connection end 101 is too short, and the water leakage prevention effect is further reduced, so that the second limiting protrusion 101c is arranged to limit the installation of the tight sliding sleeve 200, and the tight sliding sleeve 200 and the first connection end 101 are ensured to clamp the flexible pipe 10.

Specifically, the outer diameters of the second limiting protrusion 101c, the first limiting protrusion 101b and the rib 101a are sequentially reduced.

In one embodiment, the inner wall of the sliding clamping sleeve 200 near one end of the valve body 100 is a mounting surface, the mounting surface is a conical surface, and the inner diameter of the conical surface gradually increases along the direction near the valve body 100. Since the tight sliding sleeve 200 is required to cooperate with the first connection end 101 to clamp the flexible tube 10, the inner diameter of the tight sliding sleeve 200 is generally slightly smaller than the outer diameter of the flexible tube 10, and the assembly surface is set to be a conical surface, which facilitates the operation of sleeving the tight sliding sleeve 200 on the flexible tube 10 after the flexible tube 10 is sleeved on the outside of the first connection end 101.

Optionally, the taper of the tapered surface is 30 °. At this time, the process of sliding and tightening the clamping sleeve 200 on the flexible tube 10 is labor-saving, and the difficulty of processing the conical surface on the sliding and tightening clamping sleeve 200 is small.

In one embodiment, the elastic member 300 is a spring, and one end of the elastic member 300 is connected to the first connection end 101. The one end and the first link end 101 of spring this moment are connected, the other end is the cantilever state, when the flexible tube 10 takes place to buckle, the spring can support the inner wall of flexible tube 10, make buckling of flexible tube 10 be the arc under the elastic force effect of spring, can not block up the pipeline of carrying water in the flexible tube 10, the degree of buckling of flexible tube 10 is less simultaneously, can not cause the damage to flexible tube 10, the shape of spring itself matches with flexible tube 10 simultaneously, can regard as the bearing structure in the flexible tube 10, prevent that flexible tube 10 from taking place to warp, further guarantee the smooth and easy of flexible tube 10 water delivery.

Optionally, one end of the spring is sleeved outside the first connection end 101 and welded to the first connection end 101. The connection of the spring to the first connection end 101 is stable.

In other embodiments, one end of the spring may also be welded directly to the end face of the first connection end 101.

In other embodiments, the elastic member 300 may be a plastic strip, etc.

In one embodiment, the resilient member 300 is a stainless steel structure. At this time, the elastic member 300 is not corroded, and the service life is long.

In other embodiments, the resilient member 300 may be made of other materials, such as plastic, etc., but the bending resistance of the resilient member 300 should be greater than the bending resistance of the flexible pipe 10.

In one embodiment, as shown in fig. 1 and 2, the valve body 100 further includes a second connection end 103, and the second connection end 103 is used for communicating with other pipelines. At this time, complete water inlet and outlet channels can be formed.

Specifically, the other end of the housing 110 is a second connection end 103, and the end face of the second connection end 103 is provided with the other end opening of the conveying passage 102.

Specifically, the first connection end 101 and the second connection end 103 are arranged in the same linear direction. In other embodiments, the first connection end 101 and the second connection end 103 may be disposed at an angle, such as vertically.

Optionally, one end of the sliding clamping sleeve 200 abuts against the second limiting protrusion 101c, and the other end of the sliding clamping sleeve 200 extends out of the first connection end 101. The clamping effect on the flexible tube 10 is best at this point.

Optionally, the resilient member 300 extends a greater length beyond the first connection end 101 than the sliding ferrule 200 extends beyond the first connection end 101. This ensures that the resilient member 300 is supported when the flexible pipe 10 is bent.

As shown in fig. 1 and fig. 2, an embodiment discloses a valve structure of a flexible pipe 10, which includes a flexible pipe 10 and the above-mentioned connecting assembly, the flexible pipe 10 is sleeved outside a first connecting end 101, the flexible pipe 10 is located between a sliding clamping sleeve 200 and the first connecting end 101, and an elastic member 300 is located inside the flexible pipe 10.

Above-mentioned flexible pipe 10 valve structure, after the assembly is accomplished, flexible pipe 10 is located between smooth tight cutting ferrule 200 and the first connection end 101, fixed effect to flexible pipe 10 is better, can prevent to take place the condition such as leaking between flexible pipe 10 and the first connection end 101, simultaneously because elastic component 300 is located flexible pipe 10, when flexible pipe 10 takes place to buckle, elastic component 300 can support the inner wall of flexible pipe 10, prevent that flexible pipe 10 from taking place excessively to buckle, prevent that the pipeline of water delivery from blockking up or flexible pipe 10 takes place to damage in the flexible pipe 10, reliability when having improved the use.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A connecting assembly is characterized by comprising a valve body, a sliding clamping sleeve and an elastic piece, wherein the valve body comprises a first connecting end, the end part of the first connecting end is connected with the elastic piece, the elastic piece is arranged along the length direction of the first connecting end, the first connecting end and the elastic piece are externally sleeved with a flexible pipe, the sliding clamping sleeve is sleeved outside the flexible pipe and the first connecting end, and the sliding clamping sleeve is used for being matched with the first connecting end to clamp the flexible pipe.

2. The connection assembly of claim 1, wherein the first connection end has a rib on an outer surface thereof.

3. The connection assembly of claim 2, wherein the number of ribs is at least two, and the ribs are spaced apart along a length of the first connection end.

4. The connecting assembly according to claim 2, wherein a first limiting protrusion is disposed on the first connecting end, the first limiting protrusion is disposed on a side of the rib away from the elastic member, and a height of the first limiting protrusion from the outer surface of the first connecting end is greater than a height of the rib from the outer surface of the first connecting end.

5. The connecting assembly according to claim 4, wherein a second limiting protrusion is further disposed on the first connecting end, the second limiting protrusion is disposed on a side of the first limiting protrusion away from the rib, the first limiting protrusion and the second limiting protrusion are both annular structures disposed along a circumferential direction of the first connecting end, an outer diameter of the first limiting protrusion is smaller than an inner diameter of the sliding clamping sleeve, and an outer diameter of the second limiting protrusion is larger than the inner diameter of the sliding clamping sleeve.

6. The connection assembly of claim 1, wherein an inner wall of the sliding clamping sleeve at an end close to the valve body is an assembly surface, the assembly surface is a conical surface, and an inner diameter of the conical surface gradually increases along a direction close to the valve body.

7. The connecting assembly of claim 1, wherein the resilient member is a spring, and one end of the resilient member is connected to the first connecting end.

8. The connection assembly of claim 7, wherein the resilient member is a stainless steel structure.

9. The connection assembly according to any one of claims 1 to 8, wherein the valve body further comprises a second connection end for communicating with other lines.

10. A flexible pipe valve structure comprising a flexible pipe and a coupling assembly as claimed in any one of claims 1 to 9, the flexible pipe being sleeved outside the first coupling end, the flexible pipe being located between the slip collar and the first coupling end, the resilient member being located inside the flexible pipe.