CN223203926U - Special clamp for aviation pipeline - Google Patents

Abstract

The utility model provides a special clamp for an aviation pipeline, which relates to the technical field of aerospace manufacturing and comprises a clamp body and a rubber gasket, wherein the clamp body comprises a clamping assembly, the clamping assembly is provided with a clamping space, a positioning groove is formed in the inner wall surface of the clamping space, a positioning protrusion matched with the positioning groove is formed in one surface of the rubber gasket facing the clamping space, so that the rubber gasket is embedded in the inner wall surface of the clamping assembly, and a friction protrusion is formed in the surface of the rubber gasket facing away from the clamping space. According to the clamp assembly, the rubber gasket is embedded on the inner wall surface of the clamp assembly, and is used as a soft material, so that a buffer effect can be achieved between the clamp body and the pipeline, direct hard contact and excessive pressure on the pipeline are reduced, deformation of the pipeline is prevented, and the service life is prolonged. And friction bulges are arranged on the rubber gaskets, so that friction force between the rubber gaskets and the pipeline is increased, and stability and reliability of the pipeline in a complex environment are improved.

Description

Special clamp for aviation pipeline

Technical Field

The utility model relates to the technical field of aerospace manufacturing, in particular to a special clamp for an aviation pipeline.

Background

In the manufacture of aircraft, the climate control system is responsible for maintaining these areas at a suitable ambient temperature at all times by conveying the pipe system to the cockpit, cabin, cargo compartment, equipment compartment, etc. areas at different temperatures.

However, since aircraft experience various complex environmental conditions during operation, such as vibrations caused by high-speed flight, and airflow shocks between different pressure areas, etc., extremely high demands are placed on the stability and reliability of the pipeline. If the pipeline is fixed infirm or is easy to loosen, the normal operation of the environmental control system can be influenced, and potential safety hazards exist.

At present, pipelines are mostly installed and fixed in a simple clamp mode and the like, although the pipeline can be fixed to a certain extent, the technical problems still exist that the simple clamp is in hard contact with the pipeline, in order to ensure the fixing effect of the pipeline, excessive pressure is often applied to the pipeline, the pipeline is deformed, the service life of the pipeline is further influenced, and under the complex environment conditions of vibration, airflow impact and the like, the friction force between the simple clamp and the pipeline is insufficient, the stability of the pipeline can not be kept, and the loosening risk exists.

In view of this, the present utility model has been made.

Disclosure of utility model

The utility model aims to provide a special clamp for an aviation pipeline, which solves the technical problems that the prior simple clamp design in the prior art has defects, and the clamp is in hard contact with the pipeline, and excessive pressure is applied to the pipeline, so that the pipeline is deformed, and the service life of the pipeline is further influenced. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The clamp special for the aviation pipeline comprises a clamp body and a rubber gasket, wherein the clamp body comprises a clamping assembly, the clamping assembly is provided with a clamping space, a positioning groove is formed in the inner wall surface of the clamping space, a positioning protrusion matched with the positioning groove is arranged on one surface of the rubber gasket facing the clamping space, so that the rubber gasket is embedded on the inner wall surface of the clamping assembly, and a friction protrusion is arranged on the surface of the rubber gasket facing away from the clamping space.

Preferably, the clamp body further comprises a first wing plate and a second wing plate, the first wing plate and the second wing plate are respectively connected with the opening end of the clamping assembly, the first wing plate and the second wing plate are correspondingly arranged, and when the first wing plate is abutted to the second wing plate, the clamping space is in a closed state.

Preferably, the first wing plate and the second wing plate are correspondingly provided with connecting holes.

Preferably, the first wing plate extends in a tangential direction of the clamping assembly to form a straight structure.

Preferably, the outer wall surfaces of the joints of the first wing plate and the clamping assembly and the joints of the second wing plate and the clamping assembly are provided with clearance grooves.

Preferably, the inner wall surfaces of the clamping assembly and the inner wall surfaces of the first wing plate and the second wing plate are respectively in inclined transition to form inclined surfaces.

Preferably, the rubber gasket extends onto the inclined surface.

Preferably, the clamp body is provided with a weight reducing groove.

Preferably, the friction protrusions are plural in number, extend in the circumferential direction of the clamping space, and are disposed parallel to each other.

Preferably, friction protrusions are respectively arranged on the outer edges of at least two long edges of the rubber gasket.

The preferred technical scheme of the utility model can at least have the following technical effects:

The utility model effectively avoids the technical problems that the prior simple clamp design in the prior art has defects, and the prior simple clamp is in hard contact with a pipeline, and excessive pressure is applied to the pipeline, so that the pipeline is deformed, and the tightness and the service life of the pipeline are affected. The utility model provides a special clamp for an aviation pipeline, which comprises a clamp body and a rubber gasket, wherein the clamp body comprises a clamping assembly, the clamping assembly is provided with a clamping space, a positioning groove is formed in the inner wall surface of the clamping space, a positioning protrusion matched with the positioning groove is formed in one surface of the rubber gasket facing the clamping space, so that the rubber gasket is embedded in the inner wall surface of the clamping assembly, and a friction protrusion is formed in one surface of the rubber gasket facing away from the clamping space. According to the clamp assembly, the rubber gasket is embedded on the inner wall surface of the clamp assembly, and is used as a soft material, so that a buffer effect can be achieved between the clamp body and the pipeline, direct hard contact and excessive pressure on the pipeline are reduced, deformation of the pipeline is prevented, and the service life is prolonged. And friction bulges are arranged on the rubber gaskets, so that friction force between the rubber gaskets and the pipeline is increased, and stability and reliability of the pipeline in a complex environment are improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a clamp special for an aviation pipeline provided by the utility model;

Fig. 2 is a schematic structural view of a clamp body of the clamp special for an aviation pipeline;

Fig. 3 is a schematic structural view of a rubber gasket for a clamp special for an aviation pipeline.

In the figure:

1. a clamping assembly; 11, a positioning groove, 2, a first wing plate, 3, a second wing plate, 4, an inclined surface, 41, a large inner diameter section, 42, a small inner diameter section, 5, a rubber gasket, 51, a positioning protrusion, 52, a friction protrusion, 6, a clearance groove, 7, a weight reduction groove and 8, a connecting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As shown in fig. 1-3, the utility model provides a special clamp for an aviation pipeline, which comprises a clamp body and a rubber gasket 5, wherein the clamp body comprises a clamping assembly 1, the clamping assembly 1 is provided with a clamping space, a positioning groove 11 is formed in the inner wall surface of the clamping space, a positioning protrusion 51 matched with the positioning groove 11 is formed in one surface of the rubber gasket 5 facing the clamping space, so that the rubber gasket 5 is embedded in the inner wall surface of the clamping assembly 1, and a friction protrusion 52 is formed in one surface of the rubber gasket 5 facing away from the clamping space.

According to the clamping assembly, the rubber gasket 5 is embedded on the inner wall surface of the clamping assembly 1, and the rubber gasket 5 is made of a soft material, so that a buffer effect can be achieved between the clamp body and the pipeline, direct hard contact and excessive pressure on the pipeline are reduced, deformation of the pipeline is prevented, and the service life is prolonged. And the friction bulge 52 is arranged on the rubber gasket 5, so that the friction force between the rubber gasket and the pipeline is increased, and the stability and the reliability of the pipeline in a complex environment are improved.

As an alternative embodiment, the clamp body further includes a first wing plate 2 and a second wing plate 3, where the first wing plate 2 and the second wing plate 3 are connected to the open ends of the clamping assembly 1 respectively, and the first wing plate 2 and the second wing plate 3 are correspondingly arranged, so that when the first wing plate 2 abuts against the second wing plate 3, the clamping space is in a closed state.

Through the butt of first pterygoid lamina 2 and second pterygoid lamina 3 to increase the clamping assembly 1 to the fastening force of pipeline, make the pipeline still keep steady state under the complex environment, be difficult for not hard up.

As an alternative embodiment, the first wing plate 2 and the second wing plate 3 are correspondingly provided with connecting holes 8.

The fastening members such as bolts sequentially penetrate through the connecting holes 8 of the first wing plate 2 and the second wing plate 3 to firmly connect the first wing plate 2 and the second wing plate 3 together so as to ensure the sealing performance and fastening force of the clamping space.

As an alternative embodiment, the first wing plate 2 extends in a tangential direction of the clamping assembly 1 to form a straight structure.

In this way, the first wing plate 2 can provide a more stable supporting surface, so that the clamp body can be uniformly stressed when the pipeline is fastened. And the clamp body is also convenient to be stably placed on a horizontal plane together with the pipeline, so that the operation process is simplified, and the working efficiency is improved.

As an alternative embodiment, the outer wall surfaces of the joints of the first wing plate 2 and the clamping assembly 1 and the joints of the second wing plate 3 and the clamping assembly 1 are provided with the clearance grooves 6.

The clearance groove 6 provides sufficient operating space for the hands of the operator and the operating tool when the pipeline is installed or adjusted. In addition, the clearance groove 6 also plays a role in weight reduction.

As an alternative embodiment, the inner wall surface of the clamping assembly 1 and the inner wall surfaces of the first wing plate 2 and the second wing plate 3 respectively form an inclined surface 4.

Further, smooth transition is carried out between the inclined surface 4 and the inner wall surface of the clamping assembly 1, the inner wall surface of the first wing plate 2 and the inner wall surface of the second wing plate 3, and the pipeline can smoothly slide into the clamping space along the guide of the inclined surface 4, so that the installation difficulty is reduced.

When the first wing plate 2 and the second wing plate 3 are abutted, the two inclined surfaces 4 are mutually attached, so that the clamping space is completely closed, stable and reliable clamping is provided for the pipeline, and the pipeline can stably run in a complex environment.

As an alternative embodiment, the rubber gasket 5 extends onto the inclined surface 4.

Further, inclined plane 4 has a ladder structure, and the ladder structure includes from outside to interior little internal diameter section 42 and big internal diameter section 41 that connect gradually, and positioning groove 11 link up clamping assembly 1 setting to make rubber gasket 5 extend to on the big internal diameter section 41, and the outer wall of rubber gasket 5 flushes with the outer wall of little internal diameter section 42, makes rubber gasket 5 can at least partial cover and closely laminate on the ladder structure of inclined plane 4, provides more comprehensive and effectual sealed and cushioning effect.

As an alternative embodiment, the clamp body is provided with a weight-reducing groove 7.

Further, the connection part between the first wing plate 2 and the second wing plate 3 and the clamping assembly 1 is provided with a weight reduction groove 7, so that the weight reduction effect is achieved.

The number, specification and position of the weight-reducing grooves 7 can be designed according to the use requirement, so long as they are arranged on the premise of not affecting the structural strength and functionality thereof, and the weight can be reduced while maintaining sufficient strength.

As an alternative embodiment, the friction protrusions 52 are plural in number, and extend in the circumferential direction of the holding space, respectively, and are disposed in parallel with each other.

The plurality of friction protrusions 52 can increase the contact point with the pipe, thereby dispersing the pressure and protecting the pipe from damage.

The friction protrusions 52 extend along the circumferential direction of the clamping space, respectively, so that the clamp body can uniformly apply pressure when fastening the pipeline, and the pipeline is prevented from being deformed in the clamping space.

As an alternative embodiment, at least both long side outer edges of the rubber gasket 5 are provided with friction protrusions 52, respectively.

By this arrangement, when the rubber gasket 5 is pressed, a larger friction force can be generated between the friction protrusion 52 and the pipeline surface, so that the fastening effect is enhanced. Friction and collision between the pipeline and the edge of the clamp body in the installation process can be reduced.

As an alternative embodiment, the rubber gasket 5 is made of a silicon rubber material, has the advantages of insulation, heat insulation, wear resistance and heat insulation, and the clamp body is made of 7075 aluminum, has the advantages of good structural strength, long service life and light weight, and accords with aviation design principles.

The specific specifications of the clamp body and the rubber gasket 5 can be set according to the use requirement, so as to meet the fastening requirement of the pipeline with the specification.

It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.

In the description of the present utility model, it should be noted that unless otherwise indicated, the terms "plurality of" means two or more, "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. are merely for convenience of description and for simplicity of description, and do not necessarily indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intermediary. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "specific examples," or "one example" and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. A special clamp for aviation pipelines, characterized in that it includes a clamp body and a rubber gasket, the clamp body includes a clamping assembly, the clamping assembly has a clamping space, a positioning groove is provided on the inner wall surface of the clamping space, a positioning protrusion adapted to the positioning groove is provided on the side of the rubber gasket facing the clamping space, so that the rubber gasket is embedded in the inner wall surface of the clamping assembly, and a friction protrusion is provided on the side of the rubber gasket facing away from the clamping space. 2. A special clamp for aviation pipelines according to claim 1, characterized in that the clamp body also includes a first wing plate and a second wing plate, the first wing plate and the second wing plate are respectively connected to the open end of the clamping assembly, and the first wing plate and the second wing plate are correspondingly arranged so that when the first wing plate and the second wing plate abut against each other, the clamping space is in a closed state. 3 . The special clamp for aviation pipelines according to claim 2 , wherein the first wing plate and the second wing plate are provided with corresponding connection holes. 4. The special clamp for aviation pipelines according to claim 2, characterized in that the first wing plate extends along the tangential direction of the clamping assembly to form a straight structure. 5. The special clamp for aviation pipelines according to claim 2, characterized in that avoidance grooves are formed on the outer wall surfaces of the connection points between the first wing plate and the clamping assembly and the second wing plate and the clamping assembly. 6 . The special clamp for aviation pipelines according to claim 2 , wherein the inner wall surface of the clamping assembly is inclined to transition with the inner wall surfaces of the first wing plate and the second wing plate respectively to form an inclined surface. 7 . The special clamp for aviation pipelines according to claim 6 , wherein the rubber gasket extends to the inclined surface. 8. The special clamp for aviation pipelines according to claim 7, characterized in that a weight-reducing groove is provided on the clamp body. 9. The special clamp for aviation pipelines according to claim 1, characterized in that there are multiple friction protrusions, which extend along the circumference of the clamping space and are arranged parallel to each other. 10. The special clamp for aviation pipelines according to claim 9, characterized in that at least two long side outer edges of the rubber gasket are respectively provided with friction protrusions.