CN220956367U - Spherical contact fastener, pipe clamp comprising same and pipe end connecting structure - Google Patents
Spherical contact fastener, pipe clamp comprising same and pipe end connecting structure Download PDFInfo
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- CN220956367U CN220956367U CN202322921884.1U CN202322921884U CN220956367U CN 220956367 U CN220956367 U CN 220956367U CN 202322921884 U CN202322921884 U CN 202322921884U CN 220956367 U CN220956367 U CN 220956367U
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- 230000006872 improvement Effects 0.000 description 2
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- 230000003993 interaction Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a spherical contact fastener, a pipe clamp comprising the fastener and a pipe end connecting structure, wherein the fastener comprises a bolt and a nut, the bolt comprises a screw rod and a head part connected to one end of the screw rod, the nut can be connected to the other end of the screw rod in a threaded manner, the head part is provided with a first spherical convex surface which can extend into a connecting hole of a connected piece, and the nut is provided with a second spherical convex surface which can extend into the connecting hole of the connected piece; according to the utility model, the spherical convex surface is arranged on the head of the bolt and the nut, and can extend into the connecting hole of the connected piece and be in spherical contact with the connected piece when being connected, and when the two connected surfaces are non-parallel planes, the consistency and uniformity of the stress of the fastener can be ensured by adopting the fastener for connecting.
Description
Technical Field
The utility model relates to the technical field of fasteners, in particular to a spherical contact fastener, a pipe clamp comprising the fastener and a pipe end connecting structure.
Background
The bolt is the most commonly used fastener for connecting two objects, and current bolt is the plane contact with by the tight face, when two are not parallel between the tight face, is the point contact or the local surface contact between bolt and the tight face, and this can cause bolt, nut local atress too big, the atress is inhomogeneous.
Disclosure of utility model
In view of the shortcomings in the prior art, it is an object of the present utility model to provide a spherical touch fastener that is uniformly stressed.
Further, the application also provides a pipe clamp comprising the fastener.
Furthermore, the application also provides a pipe end connecting structure adopting the pipe clamp.
The technical scheme adopted by the utility model is as follows:
The spherical contact fastener comprises a bolt and a nut, wherein the bolt comprises a screw rod and a head part connected with one end of the screw rod, the nut is in threaded connection with the other end of the screw rod, the head part is provided with a first spherical convex surface which can extend into a connecting hole of a connected piece, and the nut is provided with a second spherical convex surface which can extend into the connecting hole of the connected piece.
Further, the first spherical convex surface is provided at an end in contact with the connected member.
Further, the second spherical convex surface is provided at an end in contact with the connected member.
The application further provides a pipe clamp, which comprises two clamping rings with C-shaped structures, wherein one ends of the two clamping rings are hinged, the pipe clamp also comprises a fastener, the fastener is the fastener, the other ends of the two clamping rings are provided with connecting holes, and the fastener penetrates through the connecting holes and connects and fixes the other ends of the two clamping rings so that the two clamping rings form a ring shape.
Further, the outer ends of the two connecting holes are respectively provided with a first spherical concave surface and a second spherical concave surface, the bolts penetrate through the two connecting holes, the first spherical convex surface of the head is matched in the first spherical concave surface, the nuts are in threaded connection with the screw rods, and the second spherical convex surface is matched in the second spherical concave surface.
Further, one ends of the two clamping rings are hinged through a pin shaft.
The application further provides a pipe end connecting structure, which comprises a pipe end female port, a pipe end opening and a pipe clamp, wherein connecting clamp protrusions protruding out of the outer wall of the pipe end female port and the pipe end opening are arranged along the circumferential direction of the pipe end female port and the pipe end opening, the pipe clamp is provided with limiting grooves matched with the connecting clamp protrusions along the circumferential direction of the inner side of the pipe clamp, and the connecting clamp protrusions of the pipe end female port and the pipe end opening are limited in the limiting grooves.
Further, a sealing ring is further arranged between the pipe end female port and the pipe end terminal port.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of a spherical touch fastener according to embodiment 1 of the present application;
FIG. 2 is a schematic structural diagram of a pipe clamp according to embodiment 2 of the present application;
FIG. 3 is a cross-sectional view of a pipe clamp according to embodiment 2 of the present application;
Fig. 4 is a schematic structural view of a pipe end connection structure according to embodiment 3 of the present application;
Fig. 5 is a cross-sectional view of a pipe end connection structure according to embodiment 3 of the present application.
The novel pipe end socket comprises a bolt 1, a head 11, a first spherical convex surface 111, a screw 12, a nut 2, a second spherical convex surface 21, a clamping ring 3, a pin shaft 4, a pipe end female port 5 and a pipe end port 6.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present utility model are merely conventional adaptive applications of the prior art. The present utility model is therefore an improvement over the prior art in that the connection between hardware is essentially not a function, method itself, i.e. the present utility model, although it relates to a point of function, method, does not involve the improvement proposed for the function, method itself. The description of the function and the method of the utility model is for better explaining the utility model so as to better understand the utility model.
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
Example 1
Referring to fig. 1, the spherical touch fastener of the present application comprises a bolt 1 and a nut 2, wherein the bolt 1 comprises a screw 12 and a head 11 connected to one end of the screw 12, the nut 2 is threadably connected to the other end of the screw 12, the head 11 is provided with a first spherical convex surface 111 which can extend into a connecting hole of a connected piece, and the nut 2 is provided with a second spherical convex surface 21 which can extend into the connecting hole of the connected piece.
According to the application, the spherical convex surface is arranged on the head 11 of the bolt 1 and the nut 2, and can extend into the connecting hole of the connected piece and be in spherical contact with the connected piece when being connected, and when the two connected surfaces are non-parallel planes, the consistency and uniformity of the stress of the fastener can be ensured by adopting the fastener for connecting.
The first spherical convex surface 111 and the second spherical convex surface 21 may each be provided at one end in contact with the member to be connected such that the head 11 of the bolt 1 and the corresponding end surface of the nut 2 are in spherical contact with the member to be connected.
Example 2
Referring to fig. 1 and 2, the present application also provides a pipe strap comprising the fastener provided in embodiment 1; the pipe strap includes two snap rings 3 that are C structure, and the one end of two snap rings 3 is articulated, and the connecting hole has all been seted up to the other end of two snap rings 3, and the fastener passes the connecting hole, and connects the other end of two snap rings 3 fixedly so that two snap rings 3 form the ring-type.
The pipe strap can be staple bolt form and connects two pipelines, and during the connection, two snap rings 3 of pipe strap are embraced on the pipeline by the both sides of pipeline respectively, through the fastener on tightening the pipe strap, connect two snap rings 3 and form the ring-shape, the card is in the pipeline periphery, realizes the connection of two pipelines.
One end of each clamping ring 3 is hinged through a pin shaft 4, and the other end is of a mutually separated structure; the other ends of the two clamping rings 3 are provided with connecting holes, the outer ends of the two connecting holes are respectively provided with a first spherical concave surface and a second spherical concave surface, the bolt 1 penetrates through the two connecting holes, the first spherical convex surface 111 of the head 11 is matched in the first spherical concave surface, the nut 2 is in threaded connection on the screw rod 12, and the second spherical convex surface 21 is matched in the second spherical concave surface.
By adopting the structure, the head 11 of the bolt 1 and the nut 2 are connected Kong Qiumian with the other ends of the clamping rings 3, when the other ends of the two clamping rings 3 are not parallel, the head 11 of the bolt 1 and the nut 2 can be in spherical contact with the corresponding clamping rings 3, and the stress consistency of the bolt 1 and the nut 2 is ensured.
Example 3
Referring to fig. 4 and 5, the application further provides a pipe end connection structure, which comprises a pipe end female port 5, a pipe end port 6 and a pipe clamp, wherein connecting clamp protrusions protruding out of the outer walls of the pipe end female port 5 and the pipe end port 6 are arranged along the circumferential directions of the pipe end female port 5 and the pipe end port 6, limiting grooves matched with the connecting clamp protrusions are formed in the circumferential directions of the inner sides of the pipe clamp, the pipe clamp is arranged outside the pipe end female port 5 and the pipe end port 6, and the connecting clamp protrusions of the pipe end female port 5 and the pipe end port 6 are limited in the limiting grooves.
In order to improve the tightness of the two pipe ends, a sealing ring is further arranged between the pipe end female port 5 and the pipe end terminal port 6.
When the pipe clamp is used for connecting the pipe end female port 5 and the pipe end opening 6, the other ends of the two clamping rings 3 are opened, and the two clamping rings are clamped at the connecting positions of the pipe end female port 5 and the pipe end opening 6 respectively from the two sides of the pipe end female port 5 and the pipe end opening 6, so that the connecting clamp of the pipe end female port 5 and the pipe end opening 6 is positioned in the limiting groove of the corresponding clamping ring 3, then the bolt 1 penetrates through the connecting holes of the two clamping rings 3, the nut 2 is screwed, the first spherical convex surface 111 of the head 11 of the bolt 1 is matched in the first spherical concave surface of the connecting hole, and the second spherical convex surface 21 of the nut 2 is matched in the second spherical concave surface of the connecting hole.
In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; may be an electrical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (8)
1. The spherical contact fastener comprises a bolt and a nut, wherein the bolt comprises a screw rod and a head part connected with one end of the screw rod, and the nut is in threaded connection with the other end of the screw rod.
2. The spherical touch fastener of claim 1 wherein the first spherical convex surface is disposed at an end in contact with the attached member.
3. The spherical touch fastener of claim 1 wherein the second spherical convex surface is disposed at an end in contact with the attached member.
4. The pipe clamp comprises two clamping rings which are of C-shaped structures, and one ends of the two clamping rings are hinged, and is characterized by further comprising a fastener, wherein the fastener is any one of claims 1-3, the other ends of the two clamping rings are provided with connecting holes, and the fastener penetrates through the connecting holes and connects and fixes the other ends of the two clamping rings so that the two clamping rings form a ring shape.
5. A pipe clamp according to claim 4, wherein the outer ends of the two connecting holes are respectively provided with a first spherical concave surface and a second spherical concave surface, the bolt passes through the two connecting holes, the first spherical convex surface of the head is matched in the first spherical concave surface, the nut is in threaded connection on the screw rod, and the second spherical convex surface is matched in the second spherical concave surface.
6. A pipe clamp according to claim 4, wherein one end of each of the two snap rings is hinged by a pin.
7. The pipe end connection structure comprises a pipe end female port, a pipe end terminal and a pipe clamp, and is characterized in that the pipe end female port and the pipe end terminal are all provided with connecting clamp protrusions protruding out of the outer wall of the pipe end female port and the pipe end terminal in the circumferential direction, the pipe clamp is the pipe clamp according to claim 5 or 6, limiting grooves matched with the connecting clamp protrusions are formed in the circumferential direction inside the pipe clamp, and the pipe clamp is arranged outside the pipe end female port and the pipe end terminal, and the connecting clamp protrusions of the pipe end female port and the pipe end terminal are limited in the limiting grooves.
8. The pipe end connecting structure according to claim 7, wherein a sealing ring is further provided between the pipe end female port and the pipe end terminal port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322921884.1U CN220956367U (en) | 2023-10-30 | 2023-10-30 | Spherical contact fastener, pipe clamp comprising same and pipe end connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322921884.1U CN220956367U (en) | 2023-10-30 | 2023-10-30 | Spherical contact fastener, pipe clamp comprising same and pipe end connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956367U true CN220956367U (en) | 2024-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322921884.1U Active CN220956367U (en) | 2023-10-30 | 2023-10-30 | Spherical contact fastener, pipe clamp comprising same and pipe end connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956367U (en) |
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2023
- 2023-10-30 CN CN202322921884.1U patent/CN220956367U/en active Active
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