CN213845591U - Hair button with gradually-changed diameter fixing table and connector - Google Patents
Hair button with gradually-changed diameter fixing table and connector Download PDFInfo
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- CN213845591U CN213845591U CN202023266645.XU CN202023266645U CN213845591U CN 213845591 U CN213845591 U CN 213845591U CN 202023266645 U CN202023266645 U CN 202023266645U CN 213845591 U CN213845591 U CN 213845591U
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Abstract
The application relates to a hair button with a fixing table with a gradually-changed diameter and a connector, wherein the hair button is used for being matched with a cylindrical mounting hole and comprises a straight section and a gradually-changed diameter section, the gradually-changed diameter section is arranged at one end head of the hair button, and the straight section is in clearance fit with the hole wall of the cylindrical mounting hole and reserves a deformation space for axial compression of the hair button; the gradually-changed diameter section and the hole wall of the cylindrical mounting hole are in interference fit, so that the fuzz button has enough fixity in the mounting hole, and cannot fall off from the mounting hole in a natural state after being mounted. The application provides a simple structure, simple to operate, installation back natural state under anti-drop, the hair button that can dismantle the change after the installation, this hair button specially adapted hair button single-ended exposed occasion has greatly reduced the complexity of the relevant connector structure of hair button.
Description
Technical Field
The application belongs to the technical field of connecting elements, and particularly relates to a fuzz button with a fixing table with a gradually-changed diameter and a connector.
Background
The wool button is used as an elastic connecting element, can realize elastic vertical welding-free interconnection, and is increasingly popular and widely applied in miniaturized and densely arranged occasions, no matter in the field of radio frequency and low frequency connection. Although the fuzz button has been used domestically for some time, some problems have not been completely solved, among which the fixation of the fuzz button in the mounting hole, especially in the case where the fuzz button is exposed. As described in the background of the invention patent publication "CN 106099453A", two applications of the primary fuzz button were first developed, one being through-hole-insertion and the other being metal-cap-clamping. The through hole is embedded, the fuzz button is not fixed, and the field assembly is difficult. The two ends of the metal caps are clamped, the structure is relatively complex, the number of parts and the axial height are increased, miniaturization and shortening are not facilitated, meanwhile, two contact surfaces are also increased, and two risk points are increased during vibration.
Regarding the fixation of the fuzz button in the mounting hole, related manufacturers and users conduct some research and exploration, and also obtain some achievements, and each has advantages and limitations.
For example, the utility model patent with publication number "CN 207149739U" and name "a fuzz button connector" realizes the fixation of fuzz button in the module by pressing a positioning pin or glue into the middle part of the side surface of the module. The problem that the pressing and positioning pin or glue injection degree is not easy to control and the multi-channel densely-arranged central area cannot be operated exists in the mode. And as the invention patent with the publication number of 'CN 106099453A' and the name of 'wool button connector and insulator and wool button', the invention provides a wool button and a mounting hole which are arranged in a step shape in the axial direction to realize the axial fixation of the wool button, the wool button and the mounting hole in the mode are both required to be arranged in a step shape, the radial dimension is increased, and the application is limited in the use occasion with extremely small channel spacing. Also, as disclosed in the utility model patent with publication number "CN 210744235U" entitled "a fuzz button assembly, transmission module and connector thereof," this patent forms a step for axial fixation by adding a bushing member on the fuzz button body, and this way adds parts, is somewhat complicated in structure, and puts forward higher requirements for process control.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a fuzz button which is simple in structure, convenient to install and capable of preventing falling off in a natural state after installation and a connector suitable for the fuzz button; particularly, for the occasion that one end of the fuzz button is exposed, the complexity of the connector structure related to the fuzz button can be greatly reduced.
In order to achieve the above purpose, the following technical solutions are specifically adopted in the present application:
the application first aspect provides a take feather button of gradual change diameter fixed station, the feather button is used for cooperating cylindrical mounting hole, the feather button is including straight section and gradual change diameter section, gradual change diameter section sets up feather button one end department.
As a further explanation of the application, the straight section and the wall of the cylindrical mounting hole are in clearance fit.
As a further illustration of the present application, there is an interference fit between the tapered diameter section and the cylindrical mounting hole wall.
As a further illustration of the present application, the diameter of the straight section is the nominal diameter of the fuzz button.
As a further explanation of this application, the diameter of gradual change diameter section is by adjoining the one end of straight section is to the other end crescent, just the minimum diameter of gradual change diameter section with the diameter of straight section is unanimous, and the maximum diameter is 1.2 ~ 1.6 times of the diameter of straight section.
As a further illustration of the present application, the length of the tapered diameter section does not exceed 2/5 of the overall length of the button.
As a further explanation of the present application, the fuzz button is a cylindrical body wound by an alloy wire.
As a further explanation of the application, the fuzzy button is a columnar body formed by winding beryllium bronze wire or tungsten-molybdenum alloy wire.
As a further illustration of the present application, the cross-sections of the straight section and the tapered diameter section are both circular cross-sections.
The second aspect of the present application also provides a connector comprising the fuzz button of any of the above.
Compared with the prior art, the method has the following beneficial technical effects:
(1) the application provides a hair button simple structure: it does not require excessive parts and construction in its construction.
(2) The application provides a mao button simple to operate: the straight section is in clearance fit with the cylindrical mounting hole, so that the straight section of the fuzz button can be conveniently arranged in the mounting hole, and the gradually-changed diameter section has a guiding function due to gradual change of the diameter of the gradually-changed diameter section, so that the fuzz button can be extruded into the mounting hole by slightly applying certain pressure.
(3) The application provides an anti-drop under natural state after the hair button installation: the fur button is light in weight, and under the effect of gradual change diameter section and mounting hole interference fit, can prevent under the natural state that the fur button from droing from the mounting hole.
(4) The application provides a hair button specially adapted hair button single-end exposes occasion, can greatly reduce the complexity of hair button relevant connector structure.
Drawings
Fig. 1 is a schematic structural view of a fuzz button provided in an embodiment of the present application;
fig. 2 is a schematic structural view of a fuzz button provided in another embodiment of the present application;
fig. 3 is a schematic structural diagram of an application of a fuzz button provided in the present application on a radio frequency coaxial connector;
fig. 4 is a schematic structural diagram of the application of the fuzz button provided by the present application on a low frequency connector.
Description of the reference numerals
1-fuzz button, 11-straight section, 12-section with gradually changed diameter, 2-installation base body and 21-cylindrical installation hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when products of the application are used, and are only for convenience in describing the application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The technical solution of the present application will be explained with reference to specific embodiments.
As shown in fig. 1, a fuzzing button with a fixing table with a gradually-changed diameter is provided, the fuzzing button 1 is used for being matched with a cylindrical mounting hole 21, the fuzzing button 1 comprises a straight section 11 and a gradually-changed diameter section 12, and the gradually-changed diameter section 12 is arranged at the end of one end of the fuzzing button 1.
The straight section 11 and the hole wall of the cylindrical mounting hole 21 are in clearance fit, and a deformation space is reserved for axial compression of the fuzz button 1; the diameter of the gradual change diameter section 12 is gradually increased from one end adjacent to the straight section 11 to the other end, and the gradual change diameter section 12 can be arranged in a conical surface manner and is in interference fit with the cylindrical mounting hole 21, so that the fuzz button 1 can keep enough axial fixity in the mounting hole, and can not fall off from the cylindrical mounting hole 21 in a natural state.
In an implementation, as shown in fig. 2, the tapered diameter section 12 of the button 1 can also be configured as an arc, which is installed and used in the same manner as the first implementation shown in fig. 1, and the configuration of the arc provides more space and convenience for manufacturing the button.
In the two structures of the fuzz button 1 shown in the figures 1 and 2, during installation, a small section of the gradually-changed diameter section 12 of the fuzz button 1 can be slightly higher than the cylindrical installation hole 21, the fuzz button 1 is naturally contacted with a butt joint part during pressing, and the situation that the fuzz button needs to be pressed back after being axially over-pressed is avoided.
In both of the above-described configurations of the fuzz button 1 shown in fig. 1 and 2, the cross-sections of the straight section 11 and the tapered section 12 are circular sections.
The minimum diameter D of the gradually-changed diameter section 12 is preferably consistent with the diameter of the straight section 11, the maximum diameter D1 is preferably 1.2-1.6 times of the diameter of the straight section, and the length L1 of the gradually-changed diameter section 12 does not exceed 2/5 of the total length L of the fuzz button; the above preferable length and diameter size ranges of the tapered diameter section 12 are selected after a lot of tests, and the test results show that if the length and diameter size ranges exceed the above preferable ranges, the assembly is difficult, and the elastic compression deformation of the fuzz button 1 is affected, and if the length and diameter size ranges are smaller than the above preferable sizes, the anti-loosening effect of the fuzz button 1 is obviously affected, so that the assembly holding force of the fuzz button 1 is insufficient, and therefore, the above preferable size ranges are finally selected.
In a practical way, the diameter of the straight section 11 is the nominal diameter of the hair button 1 provided by the present application, and moreover, the diameter of the straight section 11 provided by the present application can be consistent with the diameter of a conventional cylinder hair button, for example, the diameter of the conventional cylinder hair button generally has the specifications of phi 0.38, phi 0.51, etc., so that the straight section 11 provided by the present application can also be set to the specifications of phi 0.38, phi 0.51, etc.
The hair button is preferably a columnar body formed by winding beryllium bronze wire, tungsten-molybdenum alloy wire or other alloy wires.
As shown in fig. 3, the fuzz button provided by the present application can be used as an inner conductor of a radio frequency coaxial connector, and the fuzz button shown in fig. 1 and fig. 2 can be used.
As shown in fig. 4, the fuzz button provided by the application can also be applied to the interior of a low-frequency connector for use; under the condition that the space size allows, two hair buttons are arranged, and the end faces of the sections with gradually changed diameters of the two hair buttons are used in a fit mode; as shown in fig. 4, a, the mounting hole can be directly made into an integral structure; as shown in fig. 4 b, the mounting holes may be provided in a separate form according to the structural requirements of some products.
According to the actual use requirement, the mounting hole can be a metal hole or a nonmetal hole.
The embodiments given above are preferable examples for implementing the present application, and the present application is not limited to the above-described embodiments. Any non-essential addition or replacement made by a person skilled in the art according to the technical features of the technical solution of the present application falls within the scope of the present application.
Claims (10)
1. The utility model provides a take rough button of gradual change diameter fixed station which characterized in that, rough button is used for cooperating cylindrical mounting hole, rough button includes straight section and gradual change diameter section, gradual change diameter section sets up rough button one end department.
2. The fuzz button with the gradually changing diameter fixing table according to claim 1, wherein a clearance fit is formed between the straight section and the wall of the cylindrical mounting hole.
3. The fuzz button with a tapered diameter fixing table according to claim 1, wherein there is an interference fit between the tapered diameter section and the cylindrical mounting hole wall.
4. The fuzz button with a graduated diameter fixing station of claim 1, wherein the diameter of the straight section is the nominal diameter of the fuzz button.
5. The fuzz button with the gradually-changed diameter fixing table according to claim 1, wherein the diameter of the gradually-changed diameter section is gradually increased from one end adjacent to the straight section to the other end, the minimum diameter of the gradually-changed diameter section is consistent with the diameter of the straight section, and the maximum diameter of the gradually-changed diameter section is 1.2-1.6 times of the diameter of the straight section.
6. The fuzz button with a graduated diameter fixing station of claim 1, wherein the length of the graduated diameter section does not exceed 2/5 of the overall length of the fuzz button.
7. The fuzz button with the gradually-changing diameter fixing table according to claim 1, wherein the fuzz button is a columnar body wound by alloy wires.
8. The fuzz button with the gradually-changing diameter fixing table according to claim 1, wherein the fuzz button is a columnar body wound by beryllium bronze wire or tungsten-molybdenum alloy wire.
9. The fuzz button with the gradually-changing diameter fixing table according to claim 1, wherein the cross sections of the straight section and the gradually-changing diameter section are both circular sections.
10. A connector, characterized in that it comprises a fuzz button according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266645.XU CN213845591U (en) | 2020-12-29 | 2020-12-29 | Hair button with gradually-changed diameter fixing table and connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266645.XU CN213845591U (en) | 2020-12-29 | 2020-12-29 | Hair button with gradually-changed diameter fixing table and connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213845591U true CN213845591U (en) | 2021-07-30 |
Family
ID=77000720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023266645.XU Active CN213845591U (en) | 2020-12-29 | 2020-12-29 | Hair button with gradually-changed diameter fixing table and connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213845591U (en) |
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2020
- 2020-12-29 CN CN202023266645.XU patent/CN213845591U/en active Active
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