Hoop

Abstract

The utility model provides a hoop which comprises a sliding rod, sliding assemblies and a hoop strip, the sliding rod is sleeved with the at least two sliding assemblies, the first end of the hoop strip penetrates through one, located at the starting end, of the at least two sliding assemblies, and the second end of the hoop strip sequentially penetrates through the other sliding assemblies in the same rotating direction. And the strake penetrates through one of the at least two sliding assemblies located at the terminating end to form a spiral hooping ring with the adjustable diameter, and the strake can be fixed by the sliding assemblies. The clamp does not press threads of the threaded hose, the threaded hose and the clamp can be completely attached and fixed, the connection sealing performance between the threaded hose and a pipeline is high, and the situation that the threads of the threaded hose are deformed and damaged due to long-time hooping is avoided. The distance and the number of turns of the hoop belts of the hoop and the number of the sliding assemblies used for fixing can be adjusted, and therefore the hoop has good firmness and universality and can be used in various occasions.

Description

Technical Field

[0001] The present application relates to the technical field of pipeline connectors, and in particular to a clamp. Background Art

[0002] The process equipment and supporting equipment used in semiconductor factories involving special gases and chemicals all have negative pressure exhaust devices, and threaded hoses are generally used to connect to the main air duct of the factory. In order to ensure the strength of the threaded hose and prevent it from breaking during use, the threads of the threaded hose are generally continuously connected throughout the entire length of the exhaust device pipeline. The threaded hose connection is usually fixed with a clamp. However, because the clamp often crosses the thread, it is easy to cause the seal between the threaded hose and the main air duct of the factory to be loose. Double-layer clamps are generally used to fix the outside of the threaded hose at the production site, but there is still a gap at the connection of the threaded hose. Therefore, a clamp is needed to solve the problem of pressing the thread when fixing the threaded hose connection, resulting in failure to seal. Utility Model Content

[0003] In view of the above-mentioned shortcomings of the prior art, the purpose of the present application is to provide a clamp for solving the problem in the prior art that when fixing the connection of the threaded hose, the thread is pressed and cannot be sealed.

[0004] An embodiment of the present application provides a clamp, including a sliding rod, a sliding component and a clamp strip, at least two of the sliding components are mounted on the sliding rod, the first end of the clamp strip passes through one of the at least two sliding components located at the starting end, the second end of the clamp strip passes through the other sliding components in sequence along the same rotation direction, and passes through one of the at least two sliding components located at the terminating end, to form a spiral clamp ring with adjustable diameter, and the clamp strip can be fixed by the sliding component.

[0005] In some embodiments, the sliding assembly includes a slider, a first fastener and a second fastener, the slider includes a first part and a second part, the first part is provided with a first through hole and a first fastening hole, the second part is provided with a second through hole and a second fastening hole, the first fastening hole is perpendicular to and communicates with the first through hole, the second through hole is parallel and tangent to the second fastening hole, and adjacent sides are communicated, wherein the first through hole is used for the sliding rod to pass through, the first fastening hole is used for the first fastener to pass through and fix the slider to the sliding rod, the second through hole is used for the hoop to pass through, and the second fastening hole is used for the second fastener to pass through and fix the hoop.

[0006] In some embodiments, a third through hole is provided in the first part of the sliding assembly, the third through hole is parallel to the first fastening hole, the first fastening hole and the third through hole are tangent to each other, and adjacent sides are connected, the third through hole is used for the hoop to pass through, the first fastener fixes the slider to the sliding rod through the first fastening hole, and fixes the hoop in the third through hole through the side of the first fastener.

[0007] In some embodiments, the second through hole is located at an end of the second portion away from the first portion, and the third through hole is located at an end of the first portion away from the second portion.

[0008] In some embodiments, a groove is provided on the slide bar for snapping into the first fastener.

[0009] In some embodiments, the cross section of the sliding bar is semicircular.

[0010] In some embodiments, a fixing piece is disposed at the end of the sliding rod, and the fixing piece includes a fourth through hole and a hanging piece. The first end of the hanging piece is passed through the fourth through hole, and the second end is used for fixed connection with the target position.

[0011] In some embodiments, the material of the strap is metal or composite plastic.

[0012] In some embodiments, the strap has a width ranging from 5 mm to 15 mm and a thickness ranging from 0.4 mm to 0.6 mm.

[0013] As described above, the clamp of the present application has the following beneficial effects: it can make the threaded hose and the clamp completely fit and fix, so that the connection between the pipe and the threaded hose has good sealing performance; it will not press the threads of the threaded hose, and will not cause the threads of the threaded hose to be deformed and damaged due to long-term clamping, so it can be used for a long time and has strong reliability; the spacing and number of turns of the clamp are adjustable, so it can be used for threaded hoses of different diameters, and it has strong versatility; the number of sliding components of the clamp can also be increased or decreased as needed, and it has strong firmness. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The following figures describe in detail the exemplary embodiments disclosed in this application. The same reference numerals represent similar structures in several views of the drawings. Those skilled in the art will understand that these embodiments are non-limiting, exemplary embodiments, and the drawings are only for the purpose of illustration and description, and are not intended to limit the scope of this application. Other embodiments may also accomplish the inventive intent in this application. It should be understood that the drawings are not drawn to scale.

[0015] in:

[0016] Figure 1is a schematic diagram of a clamp according to some embodiments of the present application;

[0017] Figure 2 is a schematic side view of a slider shown in some embodiments of the present application;

[0018] Figure 3 yes Figure 2 A three-dimensional schematic diagram of

[0019] Figure 4 is a schematic side view of a slider according to other embodiments of the present application;

[0020] Figure 5 is a schematic diagram of a threaded hose fixed by a clamp according to some embodiments of the present application;

[0021] Figure 6 is a schematic diagram of a threaded hose fixed by a clamp according to other embodiments of the present application;

[0022] Figure 7 is a schematic diagram of a sliding bar according to some embodiments of the present application;

[0023] Figure 8 yes Figure 7 AA direction section view;

[0024] Fig. 9 It is a schematic diagram of the actual application of the clamp shown in some embodiments of the present application. DETAILED DESCRIPTION

[0025] The following description provides specific application scenarios and requirements of the present application, with the purpose of enabling those skilled in the art to make and use the content in the present application. It will be apparent to those skilled in the art that various local modifications to the disclosed embodiments are apparent, and the general principles defined herein may be applied to other embodiments and applications without departing from the spirit and scope of the present application. Therefore, the present application is not limited to the embodiments shown, but to the widest scope consistent with the claims.

[0026] like Figure 1As shown, the embodiment of the present application provides a clamp 10, including a slide bar 1, a slide assembly 2 and a hoop strip 3, at least two slide assemblies 2 are sleeved on the slide bar 1, the first end 301 of the hoop strip 3 passes through one of the at least two slide assemblies 2 located at the starting end, the second end 302 of the hoop strip 3 passes through other slide assemblies 2 in sequence along the same rotation direction, and passes through one of the at least two slide assemblies 2 located at the terminating end, forming a spiral clamp ring with adjustable diameter, and the hoop strip 3 can be fixed by the slide assembly 2. Several slide assemblies 2 can be set on the slide bar 1, for example, 2, 3, or even 10, and the number of slide assemblies 2 set can be increased or decreased as needed. Take the slide bar 1 as an example, there are three sliding components 2 in sequence, namely sliding component 2a, sliding component 2b and sliding component 2c, the first end 301 of the hoop 3 passes through the sliding component 2a, and the second end 302 passes through the sliding component 2b and the sliding component 2c in sequence to form a spiral hoop ring, and the diameter of each hoop ring can be adjusted to any size, wherein the first end 301 of the hoop 3 can be fixed by the sliding component 2a, the second end 302 of the hoop 3 can be fixed by the sliding component 2c, and the sliding component 2b can fix the middle part of the hoop 3. Thus, the hoop 3 is fixed to form a spiral hoop ring, and the diameter of the spiral hoop ring can be adjusted arbitrarily according to different needs. In some embodiments, the clamp 10 of the present application can be used to fix the threaded hose sleeved on the pipeline and tighten the threaded hose. The fixing and sealing of the pipeline and the threaded hose can be completed by using the sliding components 2 at the head and tail ends of the hoop 3. In order to increase the sealing and firmness, a sliding component 2 can be added between the sliding components 2 at both ends to further tighten and seal.

[0027] refer to Figure 2 and Figure 3In some embodiments, the sliding assembly 2 includes a slider 201, a first fastener 202, and a second fastener 203. The slider 201 includes a first portion 2011 and a second portion 2012. The first portion 2011 is provided with a first through hole 20111 and a first fastening hole 20112. The second portion 2012 is provided with a second through hole 20121 and a second fastening hole 20122. The first fastening hole 20112 is perpendicular to and communicates with the first through hole 20111. The second through hole 20121 is parallel to and tangent to the second fastening hole 20122, and the adjacent sides are communicated. The first through hole 20111 is used for the slide bar 1 to pass through, the first fastening hole 20112 is a threaded through hole, used for the first fastener 202 to pass through and fix the slide bar 201 to the slide bar 1, the second through hole 20121 is used for the hoop bar 3 to pass through, and the second fastening hole 20122 is a threaded through hole, used for the second fastener 203 to pass through and fix the hoop bar 3. Preferably, the first fastener 202 and the second fastener 203 are machine screws. The slide bar 1 passes through the first through hole 20111, and the first fastener 202 passes through the first fastening hole 20112 and supports the slide bar 1 from the top, so that the slide bar 201 is fixed on the slide bar 1. The position of the slide bar 201 can be adjusted according to actual conditions, and then fixed at any position on the slide bar 1. One side of the second through hole 20121 is connected to the second fastening hole 20122, so that the side of the second fastener 203 can contact and fix the hoop bar 3. Preferably, the shape of the second through hole 20121 matches the cross section of the hoop strip 3 to cooperate with the second fastener 203 to fix the hoop strip 3 so that the hoop strip 3 is not easy to loosen.

[0028] refer to Figure 3 and Figure 4 In some embodiments, the first part 2011 of the sliding assembly 2' is further provided with a third through hole 20113. That is, compared with the sliding assembly 2, the sliding assembly 2' has an additional third through hole 20113. The third through hole 20113 is parallel to the first fastening hole 20112, the first fastening hole 20112 and the third through hole 20113 are tangent to each other and the adjacent sides are in communication, the third through hole 20113 is used for the hoop bar 3 to pass through, the first fastener 202 fixes the slider 201 to the slide bar 1 through the first fastening hole 20112, and fixes the hoop bar 3 in the third through hole through the side of the first fastener 202. Figure 4 Middle slider ratio Figure 2 The slider in the embodiment has a third through hole 20113. Since the first fastening hole 20112 and the third through hole 20113 are partially connected at the side, the first fastening member 202 can fix the slider 201 to the slide bar 1 through the first fastening hole 20112, and the hoop bar 3 is fixed at the side of the first fastening member 202 at the same time.

[0029] In some embodiments, the third through hole 20113 is located at one end of the first part 2011 of the sliding component 2', and the second through hole 20121 and the third through hole 20113 are parallel to each other. The third through hole 20113 can be configured on different sides of the first fastening hole 20112, and the second through hole 20121 can be configured on different sides of the second fastening hole 20122. Preferably, the third through hole 20113 and the second through hole 20121 are respectively configured on opposite sides of the sliding component 2'. That is, the second through hole 20121 is located at one end of the second part 2012 away from the first part 2011, and the third through hole 20113 is located at one end of the first part 2011 away from the second part 2012

[0030] The technical solution of the present invention is described in detail below in conjunction with the embodiments and drawings.

[0031] Embodiment 1

[0032] Combination Figure 2 , Figure 3 as well as Figure 5 As shown, when it is necessary to sleeve the threaded hose 5 on the pipeline interface 4, the clamp 10 of the present application can be used to fix the threaded hose 5 from the outside at the sleeved joint. As can be seen in the figure, the threaded hose 5 has a thread 501, and the clamp 10 of the present application can adjust the size to match the diameter of the threaded hose 5, and will not press the thread 501. Specifically, the first end 301 of the hoop 3 is passed through the second through hole 20121 of the slider 201 in all the sliding assemblies 2 arranged on the slide bar 1 around the thread of the threaded hose 5, until the second end 302 of the hoop 3 passes through the last slider 2e on the slide bar 1, and the first end 301 of the hoop 3 passes through the first slider 2d on the slide bar 1, the hoop 3 is locked by the second fastener 203, and the slider 201 is fixed to the slide bar 1 by the first fastener 202. Among them, the number of sliders 201 on the slide bar 1 can be set to any number as needed, and the slider 201 can slide to the desired position at any position on the slide bar 1 and be fixed to the slide bar 1 by the first fastener 202. The spacing between each spiral tightening ring formed by the clamp strip 3 can also be adjusted arbitrarily according to the spacing between the threads 501 on the threaded hose 5. After the clamp strip 3 tightens the threaded hose 5, it can be fixed to the slider 201 through the second fastener 203 of the slider 201.

[0033] Embodiment 2

[0034] Combination Figure 3 , Figure 4 and Figure 6 As shown, when the threaded hose 5 is sleeved on the pipeline interface 4, the clamp 10 is configured with the sliding assembly 2 and the sliding assembly 2' to fix the threaded hose 5 on the pipeline interface 4. Compared with the first embodiment, the sliding assembly 2' is added to further tighten the threaded hose 5.

[0035] Embodiment 3

[0036] like Figure 7 As shown, a plurality of branch pipes 61 are arranged on a main pipe 6, one end of a threaded hose 5 is connected to the branch pipe 61, and the other end of the threaded hose 5 is connected to a connection end 71 on a device 7. The connection between the branch pipe 61 and the threaded hose 5 and the connection between the connection end 71 and the threaded hose 5 are fastened respectively using the clamp 10 of the present application. Through such a connection method, a plurality of devices 7 can be connected to a main pipe 6 through the threaded hose 5, or other devices can be connected at the same time.

[0037] like Figure 5 and Figure 6 As shown, in some embodiments, a fixing piece is provided at the end of the slide bar 1, and the fixing piece includes a fourth through hole 11 and a hanging piece 12, and the first end of the hanging piece 12 is passed through the fourth through hole 11, and the second end is used to be fixedly connected to the target position. In some embodiments, the second end of the hanging piece 12 can be fixed on the pipeline interface 4. A fixing piece can be provided at the end of each slide bar 1 to prevent the slide bar 1 from shifting.

[0038] like Figure 7 and Figure 8 Shown and combined Figure 3 In some embodiments, a groove 13 is provided on the slide bar 1 for clamping the first fastener 202 so as to make the first fastener 202 more fixed. In some embodiments, a scale (not shown) may also be provided on the slide bar 1. In some embodiments, the groove 13 may serve as a scale while assisting in fixing the first fastener 202.

[0039] In some embodiments, the cross section of the slide bar 1 is semicircular, wherein the curved side of the slide bar 1 facilitates the sliding of the slider 201 , and the flat side facilitates the fixing of the first fixing member 202 on the slide bar 1 .

[0040] In some embodiments, the material of the hoop strip 3 is metal or composite plastic, or 304 stainless steel or other durable materials.

[0041] In some embodiments, the width of the hoop strip 3 is in the range of 5 mm to 15 mm, and the thickness is in the range of 0.4 mm to 0.6 mm.

[0042] The clamp 10 of the present application can be used for exhaust ducts, especially in work scenarios with high requirements for sealing. For example, the process equipment and supporting equipment used in semiconductor factories involving special gases and chemicals all have negative pressure exhaust devices, including physical vapor deposition, etching, furnace tubes, and field gasification and other work scenarios.

[0043] The beneficial effects that may be brought about by the embodiments of the present application include but are not limited to: the clamp of the present application has a hoop strip with a spiral structure, and the hoop strip is fixed by a slide rail and a sliding component on the slide rail, and the sliding component on the slide rail can adjust the spacing of the hoop strips by moving on the slide rail. The number of sliding components on the slide rail can be increased or decreased according to demand to change the number of fixing points of the hoop strip. The slide rail is provided with a groove, and the sliding component can be fixed by a fixing member on the sliding component, and the number of turns of the clamp can be adjusted according to demand. The clamp of the present application does not press the thread of the threaded hose, so that the threaded hose and the clamp are completely fitted and fixed, so that the connection between the threaded hose and the pipeline is highly sealed, and the thread of the threaded hose will not be deformed and damaged due to long-term clamping; the spacing of the hoop strips of the clamp is adjustable, the number of turns is adjustable, and the number of sliding components used for fixing is adjustable, so it has good firmness and versatility and can be used in a variety of occasions.

[0044] It should be noted that different embodiments may produce different beneficial effects. In different embodiments, the beneficial effects that may be produced may be any one or a combination of the above, or any other possible beneficial effects.

[0045] The basic concepts have been described above. Obviously, for those skilled in the art, the above detailed disclosure is only for example and does not constitute a limitation of this specification. Although not explicitly stated here, those skilled in the art may make various modifications, improvements and corrections to this application. Such modifications, improvements and corrections are suggested in this specification, so such modifications, improvements and corrections still belong to the spirit and scope of the exemplary embodiments of this application.

[0046] It should be noted that in the description of this application, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", and "fix" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a rotating connection or a sliding connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood in combination with specific circumstances.

[0047] In addition, when terms such as "first", "second", and "third" are used in the specification of this application to describe various features, these terms are only used to distinguish these features and cannot be understood as indicating or implying the relationship between the features, the relative importance, or implicitly indicating the number of features indicated.

[0048] In addition, the present specification describes exemplary embodiments by reference to idealized exemplary cross-sectional views and / or plan views and / or stereograms. Therefore, differences from the illustrated shapes due to, for example, manufacturing techniques and / or tolerances are foreseeable. Therefore, the exemplary embodiments should not be interpreted as being limited to the shapes of the regions shown herein, but should include deviations in shapes caused by, for example, manufacturing. Therefore, the regions shown in the figures are schematic in nature, and their shapes are not intended to illustrate the actual shapes of the regions of the device nor to limit the scope of the exemplary embodiments.

[0049] At the same time, the present application uses specific words to describe the embodiments of this specification. For example, "one embodiment", "an embodiment", and / or "some embodiments" refer to a certain feature, structure or characteristic related to at least one embodiment of the present application. Therefore, it should be emphasized and noted that "one embodiment" or "an embodiment" or "an alternative embodiment" mentioned twice or more in different positions in the present application does not necessarily refer to the same embodiment. In addition, some features, structures or characteristics in one or more embodiments of the present application can be appropriately combined.

[0050] Similarly, it should be noted that in order to simplify the description of the disclosure of this application and thus help understand one or more embodiments of the invention, in the above description of the embodiments of this application, multiple features are sometimes combined into one embodiment, figure or description thereof. However, this disclosure method does not mean that the features required by the object of this application are more than the features mentioned in the claims. In fact, the features of the embodiments are less than all the features of the single embodiment disclosed above.

[0051] Finally, it should be understood that the embodiments described in this application are only used to illustrate the principles of the embodiments of the present application. Other variations may also fall within the scope of the present application. Therefore, as an example and not a limitation, the alternative configurations of the embodiments of the present application may be considered to be consistent with the teachings of the present application. Accordingly, the embodiments of the present application are not limited to the embodiments explicitly introduced and described in the present application.

Claims

1. A clamp, characterized in that: It includes a sliding rod, a sliding component and a hoop, at least two of the sliding components are mounted on the sliding rod, the first end of the hoop passes through one of the at least two sliding components located at the starting end, the second end of the hoop passes through the other sliding components in sequence along the same rotation direction, and passes through one of the at least two sliding components located at the terminating end, forming a spiral hoop ring with adjustable diameter, and the hoop can be fixed by the sliding component.

2. The clamp according to claim 1, characterized in that: The sliding assembly includes a slider, a first fastener and a second fastener, the slider includes a first part and a second part, the first part is provided with a first through hole and a first fastening hole, the second part is provided with a second through hole and a second fastening hole, the first fastening hole and the first through hole are perpendicular to each other and communicated, the second through hole and the second fastening hole are parallel and tangent to each other, and adjacent side surfaces are communicated, wherein the first through hole is used for the sliding rod to pass through, the first fastening hole is used for the first fastener to pass through and fix the slider to the sliding rod, the second through hole is used for the hoop to pass through, and the second fastening hole is used for the second fastener to pass through and fix the hoop.

3. The clamp according to claim 2, characterized in that: A third through hole is provided in the first part of the sliding component, and the third through hole is parallel to the first fastening hole. The first fastening hole and the third through hole are tangent to each other, and adjacent sides are connected. The third through hole is used for the hoop to pass through. The first fastener fixes the slider to the sliding rod through the first fastening hole, and fixes the hoop in the third through hole through the side of the first fastener.

4. The clamp according to claim 3, characterized in that: The second through hole is located at an end of the second part away from the first part, and the third through hole is located at an end of the first part away from the second part.

5. The clamp according to claim 2, characterized in that: The slide bar is provided with a groove for clamping the first fastener.

6. The clamp according to claim 1, characterized in that: The cross section of the sliding rod is semicircular.

7. The clamp according to claim 1, characterized in that: A fixing piece is arranged at the end of the slide rod, and the fixing piece comprises a fourth through hole and a hanging piece. The first end of the hanging piece is passed through the fourth through hole, and the second end is used for fixed connection with the target position.

8. The clamp according to claim 1, characterized in that: The material of the hoop strip is metal or composite plastic.

9. The clamp according to claim 8, characterized in that: The width of the hoop strip is in the range of 5 mm to 15 mm, and the thickness is in the range of 0.4 mm to 0.6 mm.

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