CN214466896U

CN214466896U - Pipeline connecting piece

Info

Publication number: CN214466896U
Application number: CN202120173523.1U
Authority: CN
Inventors: 曹土金; 饶汉鑫; 张超辉
Original assignee: Shenzhen Eastfield Lighting Co Ltd
Current assignee: Shenzhen Eastfield Lighting Co Ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-10-22
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to a pipeline connecting piece, which is used for connecting an inner pipe fitting and an outer pipe fitting and comprises an inner pipe, wherein the pipe wall of the inner pipe is provided with a notch along the axis direction, at least one end part of the notch penetrates through the pipe wall, the inner pipe is sleeved between the inner pipe fitting and the outer pipe fitting, and the notch corresponds to a notch on the outer pipe fitting; the outer sleeve is sleeved outside the inner tube, an accommodating cavity is arranged between the outer sleeve and the inner tube, the outer pipe is clamped in the accommodating cavity, and an opening is formed in the position, corresponding to the notch, of the outer sleeve; the adjusting assembly is connected with the outer sleeve and used for adjusting the size of the opening, and the gap is closed or loosened by adjusting the opening. The utility model provides a pipeline connecting piece for two inside and outside pipe fittings are connected, adjust the size of breach on the pipeline connecting piece through adjusting part, thereby the pipe fitting in extrusion outer pipe fitting shrink and compress tightly, simple structure, simple to operate, stability is good, can realize the high-speed joint and the fixed of interior outer pipe fitting, and be applicable to the great pipe fitting of hardness.

Description

Pipeline connecting piece

Technical Field

The utility model relates to the field of mechanical structures, especially, relate to a pipeline connecting piece.

Background

In cup joint in order to connect and can adjust the structure of pipeline length to needs, adopt the hasp structure at present usually, the hasp structure is the plastics component, including upper and lower two parts, upper and lower two parts are connected as an organic wholely, lower part structure is used for cup jointing outer pipeline, and with outer pipeline fixed connection, upper portion is used for cup jointing inner tube way, and upper portion has seted up the breach along its axis direction, upper portion locking inner tube way that makes through the distance between the regulation breach, utilize the elastic deformation of hasp structure upper portion to realize inner tube way and outer pipeline's fixed.

In use, need to pass through the screw fixation with plastic hasp structural part down at outer pipeline tip, in wearing the upper portion and the outer tube of hasp structure with inner tube way again, make upper portion warp to fix inner tube way through the locking handle who rotates upper portion to the flexible volume of control inner tube way, and then the connection length of adjusting outer pipeline and inner tube way.

By adopting the lock catch structure, the upper part and the lower part of the lock catch structure need to be respectively fixed with the inner pipeline and the outer pipeline, so that the installation is time-consuming and inconvenient; in addition, because the fixed point of hasp structure and pipeline has two, the connection of two pipelines relies on elastic deformation to realize completely, and to the less material of deformation volume such as iron pipe, steel pipe, this kind of stability of hasp structural connection then greatly reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a pipe connector for solving the problems of high requirement on elastic deformation and time-consuming and inconvenient installation when connecting pipes.

A pipeline connecting piece is used for connecting an inner pipe fitting and an outer pipe fitting and comprises an inner pipe, wherein a notch is formed in the pipe wall of the inner pipe along the axis direction of the inner pipe, at least one end of the notch penetrates through the pipe wall, the inner pipe is sleeved between the inner pipe fitting and the outer pipe fitting, and the notch corresponds to a notch in the outer pipe fitting; the outer sleeve is sleeved outside the inner tube, an accommodating cavity is formed between the outer sleeve and the inner tube, the outer pipe is clamped in the accommodating cavity, and an opening is formed in the position, corresponding to the notch, of the outer sleeve; the adjusting assembly is connected with the outer sleeve and used for adjusting the size of the opening, and the opening is adjusted to close or release the gap.

Furthermore, a first connecting end and a second connecting end are arranged on the outer sleeve, and the opening is formed between the first connecting end and the second connecting end.

Further, the adjusting assembly comprises a connecting rod and a locking piece, and the connecting rod penetrates through the first connecting end and the second connecting end and is connected with the locking piece.

Furthermore, the locking piece is rotatably connected with the connecting rod, rotates around the connecting rod and abuts against the first connecting end or the second connecting end in at least partial rotating stroke.

Further, the adjusting assembly further comprises an adjusting nut, the adjusting nut is in threaded connection with the connecting rod, and the adjusting nut is used for adjusting the distance between the first connecting end and the second connecting end.

Further, a first anti-skid component is arranged on the outer wall of the inner tube.

Further, a second anti-skid component is arranged on the inner wall of the inner embedded pipe.

Furthermore, the pipe wall of the inner pipe is also provided with a gorge along the axial direction of the inner pipe, and the gorge and the gap are arranged in a reverse direction.

Further, one end of the inner cannula is connected with one end of the outer cannula to form the receiving cavity.

Further, the material of the pipeline connecting piece comprises an elastic material.

The utility model provides a pipeline connecting piece, a be used for connecting two inside and outside pipe fittings, pipeline connecting piece comprises inner tube and outer tube, it holds the chamber to set up between inner tube and the outer tube, inner tube cup joints among an outer pipe fitting, the tip of outer pipe fitting can the joint hold among the chamber, another inner tube piece cup joints among the inner tube, set up jaggedly on the wall of inner tube, and simultaneously, outer pipe fitting sets up the opening with it corresponding department, set up adjusting part on the outer tube, adjust the size of breach on the pipeline connecting piece through adjusting part, thereby the shrink of extrusion outer pipe fitting compresses tightly inner tube, finally realize the connection of inner tube spare and outer pipe fitting. The utility model provides a pipeline connecting piece, simple structure, simple to operate, stability is good, can realize interior outer pipe's high-speed joint and fixed to be applicable to the great pipe connection of hardness.

Drawings

FIG. 1 is an exploded view of a pipe coupling according to one embodiment of the present application;

FIG. 2 is a cross-sectional view of a tubing connector according to one embodiment of the present application;

FIG. 3 is a diagram illustrating the use of a conduit coupling according to one embodiment of the present application;

wherein, 1, pipeline connecting piece; 10. the built-in pipe 11, the gap 111, one end of the gap 112 and the other end of the gap; 12. a isthmus, 13, a first anti-skid component;

20. the outer sleeve 21, the accommodating cavity 22, the opening 23, the first connecting end 24 and the second connecting end;

30. the adjusting component 31, the connecting rod 32, the locking piece 33, the adjusting nut 34 and the pin;

41. an outer pipe element 411, a gap 412 and a bulge; 42. an inner tube.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is susceptible to similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" 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," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Fig. 1 shows an exploded view of a pipeline connector according to an embodiment of the present application, and fig. 2 shows a cross-sectional view of a pipeline connector according to an embodiment of the present application, and in conjunction with fig. 1 and fig. 2, the pipeline connector 1 provided in the present application is used for connecting pipe members, specifically, an outer pipe member 41 and an inner pipe member 42, and in use, the connection and fixation between the inner pipe member 42 and the outer pipe member 41 are realized by adjusting the sleeving relation between the inner pipe member 42 and the outer pipe member 41. The pipe fitting connector 1 comprises an inner pipe 10, an outer sleeve 20 and an adjusting component 30, the outer sleeve 20 is sleeved outside the inner pipe 10, a containing cavity 21 is formed between the inner pipe 10 and the outer sleeve 20, a notch 11 is formed in the pipe wall of the inner pipe 10, the notch 11 extends along the axis direction of the inner pipe 10, one end 111 of the notch 11 is arranged on the pipe wall of the inner pipe 10, the other end 123 of the notch 11 penetrates through the inner pipe 10, an opening 22 is formed in the outer sleeve 20 corresponding to the notch 11, the adjusting component 30 is connected with the outer sleeve 20, the adjusting component 30 is used for adjusting the size of the opening 22, and the notch 11 is closed or loosened by adjusting the opening 22.

According to another embodiment of the application, two ends of the gap respectively penetrate through the inner pipe 10, and the structure is more beneficial to adjustment of the adjusting assembly so as to close or loosen the gap, so that the outer pipe can be compressed quickly, and connection between the outer pipe and the inner pipe can be achieved.

In another embodiment of the present application, one end of the inner catheter 10 is coupled to one end of the outer catheter 20 to form a receiving lumen.

Fig. 3 shows a usage status diagram of a pipeline connector according to an embodiment of the present application, and as shown in fig. 1-3, in use, a notch 411 is formed on an outer pipe 41, the structure and distribution of the notch 411 can be set with reference to a notch 11, an inner pipe 10 is sleeved into the outer pipe 41, the outer pipe 41 is clamped between the inner pipe 10 and an outer sleeve 20, an inner pipe 42 is sleeved into the inner pipe 10, when a position between the outer pipe 41 and the inner pipe 42 is adjusted by the inner pipe 10, an opening 22 is adjusted by an adjusting assembly 30 to close the opening 22, so as to drive the notch 11 to close, at this time, the inner pipe 10 and the outer sleeve 20 located on both sides of the outer pipe 41 squeeze the outer pipe 41, so that the notch 411 on the outer pipe gradually tends to close, and the outer pipe 41 shrinks to squeeze the inner pipe 42, and finally the inner pipe 42 and the outer pipe 41 are fixed.

It should be noted that the outer pipe 41 is provided with a notch 411 for enhancing the plastic deformation of the outer pipe 41, so that the outer pipe 41 can press the inner pipe 42 under the extrusion of the pipeline connecting member 1, thereby fixing and connecting the two. The design of the notch 411 is particularly suitable for some pipe fittings with higher hardness, such as an iron pipe, a steel pipe and the like, but the technical personnel in the field need to clearly understand that when the pipe fitting to be connected is made of elastic materials, the notch does not need to be arranged on the outer pipe fitting, and the pipe fitting is directly extruded by using the pipe fitting connecting piece.

In order to adjust the size of the opening 22 or the gap 11, an adjusting assembly 30 is arranged on the outer sleeve 20, the adjusting assembly 30 includes a connecting rod 31 and a locking member 32, a first connecting end 23 and a second connecting end 24 are arranged on the outer sleeve 20, the first connecting end 23 and the second connecting end 24 are oppositely arranged, the opening 22 is formed between the first connecting end 23 and the second connecting end 24, and the connecting rod 31 penetrates through the first connecting end 23 and the second connecting end 24 and is connected with the locking member 32.

In one embodiment of the present application, the locking member 32 is threadedly coupled to the connecting rod 31, and the size of the opening 22 is changed by adjusting the length of the connecting rod 31 by rotating the locking member 32.

In another embodiment of the present application, the locking member 32 is a handle, the locking member 32 is rotatably connected to the connecting rod 31, and the locking member 32 abuts against the first connecting end 23 or the second connecting end 24 during at least a part of the rotation. Alternatively, one end of the connecting rod 31 is a blind end, the other end of the connecting rod 31 is in threaded connection with the locking member 32, and the length of the connecting rod 31 is adjusted by rotating the locking member 32, so as to change the distance between the first connecting end 23 and the second connecting end 24, thereby adjusting the size of the opening 22. After the adjusting position is adjusted to the preset position to press the outer pipe 41 and the inner pipe 42, the locking member 32 is rotated to abut against the first connecting end 23 or the second connecting end 24, thereby completing the fixing of the pipeline connecting member.

Optionally, an adjusting nut 33 is disposed at one end of the connecting rod 31, the adjusting nut 33 is in threaded connection with the connecting rod 31, the other end of the connecting rod 31 is connected with the locking member 32 through a pin 34, the length of the connecting rod 31 is changed through the adjusting nut 33 and the locking member 32, and after the adjusting is performed to a preset position to press the outer pipe 41 and the inner pipe 42, the locking member 32 is rotated to abut against the first connecting end 23 or the second connecting end 24, so that the pipeline connecting member 1 is fixed.

According to another embodiment of the present application, the adjusting component is a clamp disposed along the circumferential direction on the outer sleeve 20, and the size of the opening 22 on the outer sleeve 20 is adjusted through the clamp, so as to adjust the size of the gap 11, thereby achieving the function of fixing the outer pipe 41 and the inner pipe 42.

Further, in order to ensure that the notch 11 on the inner pipe 10 is butted with the notch 411 on the outer pipe 41, and simultaneously ensure that the outer pipe 41 sleeved outside the inner pipe 10 and the inner pipe 42 sleeved inside the inner pipe 10 are fixed, the pipeline connecting piece 1 is prevented from rotating, the first anti-skid component 13 is arranged on the outer wall of the inner pipe 10, optionally, the first anti-skid component 13 is a groove, a protrusion 412 is arranged at the position, corresponding to the first anti-skid component 13, on the inner wall of the outer pipe 41, and the protrusion 412 is clamped in the groove 13, so that the positioning and installation of the inner pipe 10 and the outer pipe 41 are realized. It should be noted that the protrusion and the groove are a pair of mutually matched components, and it is not meant that only the groove can be provided on the outer wall of the inner tube 10, and when the protrusion is provided on the outer wall of the inner tube 10 and the groove is provided on the inner wall of the outer tube 41, the positioning and installation of the two can be realized.

Referring to the above, a second anti-slip component (not shown) is disposed on the inner wall of the inner tube 10, and the second anti-slip component includes, but is not limited to, a groove or a protrusion, and the inner tube 10 and the inner tube 42 are fixed to each other by the second anti-slip component.

Further, in order to ensure the smooth insertion of the inner tube 10 into the outer pipe 41, the inner tube 10 is further provided with an isthmus 12, and the isthmus 12 is provided on the wall of the inner tube 10 and extends in the axial direction of the inner tube 10. The isthmus 12 is oriented opposite the indentation 11 to enhance the plastic deformation of the conduit connector 1 through the isthmus 12 to facilitate the insertion of the inner conduit 10 into the outer conduit 41. This technical feature is particularly suitable for improving the connection of the pipe connection to the outer and inner pipe elements when the outer pipe element is made of a hard material.

Further, to promote plastic deformation of the pipe connections, optionally, the component materials of the pipe connections include resilient materials, including but not limited to plastic materials and the like.

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 pipe coupling for connecting an inner pipe element to an outer pipe element, comprising:

the pipe wall of the built-in pipe is provided with a notch along the axial direction of the built-in pipe, at least one end part of the notch penetrates through the pipe wall, the built-in pipe is sleeved between the inner pipe fitting and the outer pipe fitting, and the notch corresponds to the notch on the outer pipe fitting;

the outer sleeve is sleeved outside the inner tube, an accommodating cavity is formed between the outer sleeve and the inner tube, the outer pipe is clamped in the accommodating cavity, and an opening is formed in the position, corresponding to the notch, of the outer sleeve;

the adjusting assembly is connected with the outer sleeve and used for adjusting the size of the opening, and the opening is adjusted to close or release the gap.

2. The pipe coupling according to claim 1, wherein said outer sleeve has a first coupling end and a second coupling end, said first coupling end and said second coupling end defining said opening therebetween.

3. The conduit coupling of claim 2, wherein the adjustment assembly includes a connecting rod and a retaining member, the connecting rod extending through the first and second connection ends and being connected to the retaining member.

4. The conduit coupling of claim 3, wherein the retaining member is pivotally coupled to the connecting rod, the retaining member pivoting about the connecting rod and abutting the first coupling end or the second coupling end for at least a portion of the pivoting motion.

5. The plumbing connection according to claim 4, wherein the adjustment assembly further comprises an adjustment nut in threaded connection with the connecting rod, the adjustment nut for adjusting the distance between the first connection end and the second connection end.

6. The conduit coupling of claim 1, wherein the inner conduit has a first anti-slip element disposed on an outer wall thereof.

7. The conduit coupling of claim 1, wherein a second anti-slip component is disposed on an inner wall of the inner conduit.

8. The conduit coupling of claim 1, wherein the wall of the inner conduit is further defined by an isthmus along its axis, the isthmus being opposite the gap.

9. The line connector of claim 1, wherein an end of the inner conduit is coupled to an end of the outer conduit to form the receiving cavity.

10. The pipe connection according to any one of claims 1-9, wherein the material of which the pipe connection is comprised comprises an elastic material.