CN111146650A - Radio frequency coaxial connector male head - Google Patents

Radio frequency coaxial connector male head Download PDF

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Publication number
CN111146650A
CN111146650A CN201811302865.8A CN201811302865A CN111146650A CN 111146650 A CN111146650 A CN 111146650A CN 201811302865 A CN201811302865 A CN 201811302865A CN 111146650 A CN111146650 A CN 111146650A
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CN
China
Prior art keywords
radio frequency
coaxial connector
frequency coaxial
sliding sleeve
male
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811302865.8A
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Chinese (zh)
Inventor
封智
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ZTE Corp
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ZTE Corp
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Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to CN201811302865.8A priority Critical patent/CN111146650A/en
Priority to PCT/CN2019/104928 priority patent/WO2020088105A1/en
Publication of CN111146650A publication Critical patent/CN111146650A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency

Abstract

The present disclosure provides a male connector of a radio frequency coaxial connector, comprising: a core and an outer hugging component; the outer hugging assembly comprises: the sliding sleeve and the at least one elastic clamping structure; the core body is arranged in the sliding sleeve, and the sliding sleeve is matched with the core body; at least one elastic clamping structure is arranged at the insertion end of the sliding sleeve, so that when the male head of the radio frequency coaxial connector is in butt joint with the female seat of the radio frequency coaxial connector, the male head of the radio frequency coaxial connector is clamped with the external thread of the female seat of the radio frequency coaxial connector, and the radio frequency coaxial connector is locked. Like this, when connecting, insert the core of the public head of radio frequency coaxial connector with the female seat of radio frequency coaxial connector in, promote outside and hold the subassembly and make elasticity block structure hold the external screw thread tightly to realize the auto-lock. Can easily, realize radio frequency coaxial connector's connection fast, low in labor strength, efficient is adapted to mass production test simultaneously, also does benefit to simultaneously and realizes manipulator automatic wiring, has greatly promoted user experience.

Description

Radio frequency coaxial connector male head
Technical Field
The present disclosure relates to but is not limited to the field of communications technologies, and in particular, to but not limited to a radio frequency coaxial connector male.
Background
In the field of wireless communication, the external radio frequency signal connection of equipment and instruments mostly uses a common DIN type connector (7/16 connector) female seat, and in the field of production test, a corresponding connector male head is required to be inserted with the connector male head, so that the radio frequency signal connection is realized, and the relevant index test is performed.
The conventional DIN-to-N radio frequency connector male head with a nut is used for connection at present. The specific connection mode can be seen in fig. 1. As shown in fig. 1, it can be seen that the electrical and mechanical references (connection contact surfaces) of the conventional DIN-type connector are in end face contact, so that after the female connector and the male connector are connected, a certain contact pressure is required to ensure reliable end face contact, thereby ensuring the performance index requirement. Therefore, the traditional implementation method is as follows: the male head of the DIN-to-N connector with the nut is inserted, and the nut of the male head needs to be screwed up manually by a torque wrench. The male connector is connected, and when the male connector is connected or disconnected once, a tester needs to screw the nut once, so that the labor intensity is high, the efficiency is low, the male connector is not suitable for mass production and testing, the automatic wiring of a manipulator is not facilitated, and the user experience is low.
Disclosure of Invention
The embodiment of the disclosure provides a male head of a radio frequency coaxial connector, which mainly solves the technical problems that: when the traditional male connector is connected, a tester needs to screw the nut once every time the connector is connected or disconnected, the labor intensity is high, the efficiency is low, the connector is not suitable for mass production and testing, and the automatic wiring of a manipulator is not facilitated.
In order to solve the above technical problem, an embodiment of the present disclosure provides a male connector of a radio frequency coaxial connector, including: a core body (1) and an external holding component;
the outer hugging assembly comprises: the sliding sleeve (2) and at least one elastic clamping structure (5);
the core body (1) is arranged in the sliding sleeve (2), and the sliding sleeve (2) is matched with the core body (1);
the at least one elastic clamping structure (5) is arranged at the insertion end of the sliding sleeve (2) and is clamped with the external thread of the female seat of the radio frequency coaxial connector when the male head of the radio frequency coaxial connector is in butt joint with the female seat of the radio frequency coaxial connector, so that the radio frequency coaxial connector is locked; the inserting end is one end butted with the female seat of the radio frequency coaxial connector.
The beneficial effects of this disclosure are:
the public head of radio frequency coaxial connector that this disclosed embodiment provided includes: a core body (1) and an external holding component; the outer hugging assembly comprises: the sliding sleeve (2) and at least one elastic clamping structure (5); the core body (1) is arranged in the sliding sleeve (2), and the sliding sleeve (2) is matched with the core body (1); at least one elastic clamping structure (5) is arranged at the insertion end of the sliding sleeve (2) so as to be clamped with the external thread of the female seat of the radio frequency coaxial connector when the male head of the radio frequency coaxial connector is in butt joint with the female seat of the radio frequency coaxial connector, and the locking of the radio frequency coaxial connector is realized (it needs to be noted that the insertion end refers to the end in butt joint with the female seat of the radio frequency coaxial connector). Like this, when connecting, insert the core of the public head of radio frequency coaxial connector with the female seat of radio frequency coaxial connector in, promote outside and hold the subassembly and make elasticity block structure hold the external screw thread tightly to realize the auto-lock. The radio frequency coaxial connector male head provided in the embodiment of the disclosure can easily and quickly realize the connection of the radio frequency coaxial connector by simply pulling and inserting the male head in the axial direction, overcomes the problem caused by the fact that a nut needs to be screwed when the traditional male head is connected, is low in labor intensity and high in efficiency, is suitable for mass production testing, and meanwhile is beneficial to realizing automatic wiring of a manipulator, so that the user experience is greatly improved.
Additional features and corresponding advantages of the disclosure are set forth in the description which follows, and it is to be understood that at least some of the advantages will be apparent from the description in the present disclosure.
Drawings
Fig. 1 is a schematic diagram illustrating a change before and after connection of a conventional connector according to the background art of the present disclosure;
fig. 2 is a schematic structural diagram of a male head of a radio frequency coaxial connector according to a first embodiment and a second embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a core provided in the first and second embodiments of the present disclosure;
FIG. 4 is a schematic structural view of an external clasping assembly according to one or more embodiments of the present disclosure;
FIG. 5 is a schematic view of a jaw barb configuration provided in accordance with a first embodiment of the present disclosure;
fig. 6 is a schematic diagram of a state change before and after connection according to a second embodiment of the disclosure.
Detailed Description
Various embodiments of the disclosed concept will now be described in more detail with reference to the accompanying drawings. The disclosed concept may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosed concept to those skilled in the art. Throughout the above description and drawings, the same reference numbers and designations represent the same or similar elements.
It will be understood that, although the terms first, second, etc. may be used herein to describe various elements or operations, these elements or operations should not be limited by these terms. These terms are only used to distinguish one element or operation from another. For example, the first circlip may be referred to as the second circlip, and similarly, the second circlip may be referred to as the first circlip without departing from the teachings of the present disclosure.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosed concept. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, regions, portions, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, regions, portions, steps, operations, elements, components, and/or groups thereof.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and/or the present disclosure, and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The embodiments of the present disclosure will be described in further detail below with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 2, fig. 2 is a schematic structural diagram of a male head of a radio frequency coaxial connector according to an embodiment of the present disclosure, including: a core body (1) and an external holding component.
Wherein, outside subassembly of hugging closely includes: a sliding sleeve (2) and at least one elastic clamping structure (5).
In the embodiment, the core body (1) is arranged in the sliding sleeve (2), and the sliding sleeve (2) is matched with the core body (1). It should be understood that the sliding sleeve (2) and the core (1) are matched, meaning that the sliding sleeve (2) is dimensioned to fit the core (1) as shown in fig. 2.
In this embodiment, at least one elastic clamping structure (5) is arranged at the insertion end of the sliding sleeve (2) to be clamped with the external thread of the female seat of the radio frequency coaxial connector when the male head of the radio frequency coaxial connector is butted with the female seat of the radio frequency coaxial connector, so as to lock the radio frequency coaxial connector.
It should be noted that the insertion end described herein is an end that is mated with the rf coaxial connector female seat. Referring to the core (1) configuration shown in fig. 3 and the outer clasping assembly configuration shown in fig. 4, the end on the right side in the figure is the insertion end. It should be further noted that the core (1) provided in the present embodiment has a structure substantially the same as that of a core portion of a conventional connector, and includes an inner conductor, an outer conductor, and an insulator.
It should be noted that, in the present embodiment, the elastic engaging structure (5) may be a jaw barb structure, for example, see the structure shown in fig. 5. The clamping jaw barb is arranged on the inner side of the insertion end of the sliding sleeve (2). Therefore, when the connector is inserted, the barb structure can be used for realizing the clamping on the external thread of the female seat of the radio frequency coaxial connector, and the self-locking of the connector is realized.
In addition, in order to ensure the effectiveness of the snap fit, a plurality of jaw barb structures may be provided to ensure the effectiveness of the locking. However, it should be noted that in order to ensure as consistent a locking position as possible and thus as reliable a connection as possible, the plurality of jaw barb structures in this embodiment may be configured to be of the same size and on the same vertical cross-section.
In this embodiment, when the jaw barb structure is adopted, self-locking can be realized by using any thread in the external thread, but self-locking can also be realized by the root of the thread. In addition, due to the structural characteristics of the barb of the clamping jaw, the clamping jaw has the problem that the clamping jaw is easy to push in, but difficult to pull out, and the external thread of the female seat is easy to damage. Thus to alleviate this problem as much as possible, the jaw barbs may be made of a resilient material in this embodiment. In order to solve this problem as much as possible, the elastic engaging structure (5) in the present embodiment may be a ball instead of the jaw barb structure. Specifically, the marble can be embedded in the insertion end of the sliding sleeve (2) and protrudes along the inner side of the sliding sleeve (2), for example, as shown in fig. 4.
It should be noted that, in this embodiment, when the male connector of the radio frequency coaxial connector is butted with the female seat of the radio frequency coaxial connector, the marble may be engaged with the root of the external thread of the female seat of the radio frequency coaxial connector, so as to lock the radio frequency coaxial connector.
In addition, in order to ensure the effectiveness of the engagement, a plurality of balls may be provided to ensure the effectiveness of the locking. However, it should be noted that, in order to ensure the consistency of the locking position as much as possible and further ensure the reliability of the connection as much as possible, a plurality of balls in the embodiment may be arranged on the same vertical section and have the same size. In addition, in order to ensure the uniformity of the locking force generated by the plurality of marbles, the plurality of marbles can be further set to be uniformly arranged on the sliding sleeve (2) in the embodiment.
It should be understood that a plurality of references described in this embodiment refer to two or more.
It is worth noting that in the current structure, although the connector can be easily and quickly butted, when the locking of the radio frequency coaxial connector is realized by the elastic clamping structure (5) and the external thread of the radio frequency coaxial connector female seat, due to the limitation of the external diameter precision of the external thread, the consistency of the insertion depth of the male head cannot be ensured, and the connection reliability is not enough. Take the above-mentioned elastic clamping structure (5) as two kinds of arrangement cases of the barb of the clamping jaw as examples:
when utilizing arbitrary thread in the external screw thread to realize the auto-lock, can't guarantee the uniformity of axial depth of insertion after locking, because external screw diameter precision limits, the power of holding tightly can not keep unanimous simultaneously, and locking power can change great, connect the reliability and have the problem promptly. When the thread root is used for realizing self-locking, the barb of the clamping jaw after locking cannot adapt to the change of the length of the external thread of the female seat (the length and the size are not controlled precisely), and the consistency of the insertion depth cannot be ensured. To solve the problem, referring to fig. 2 and 4, in the present embodiment, a spring (3) may be disposed in the sliding sleeve (2), and the spring (3) is sleeved on the core body (1), so as to automatically adapt to the length change of the thread by using the axial variable dimension of the spring, and solve the problem of connection reliability caused by insufficient dimension precision of the length of the external thread of the female socket. It is particularly noted that the spring (3) in this embodiment is a cylindrical compression spring, and the core (1) is sleeved on the middle of the spring.
It is particularly noted that, in order to ensure the axial retention force after the connector is connected and at the same time to accommodate the length variation of the female connector socket thread, the spring (3) in this embodiment should be a spring with a spring force greater than a preset first force threshold and less than a preset second force threshold. Wherein, the preset first force threshold value is the sum of the insertion force of the core body (1) and the friction force among all the components; the preset second threshold of force is a value determined by an engineer according to the normal single-hand force of an operator in the human-machine engineering (the preset second threshold of force may be set to be the normal single-hand force value or slightly smaller than the normal single-hand force value in general). For example, the spring force after compression of the spring may be set to 50N, which is greater than the insertion force of a DIN type connector core (about 30N), which is less than the normal single-handed force of an operator in the human engineering.
In this embodiment, referring to fig. 2 and 4, the external clasping assembly in this embodiment may further include: a lock sleeve (4). The lock sleeve (4) is arranged on the outer side of the insertion end of the sliding sleeve (2) and used for enabling a user to push or pull the lock sleeve outwards to lock and unlock the connector. It is to be understood that, unlike the sliding sleeve, the sleeve may be made of a material which is harder than the material of the sleeve, so as to ensure that the resilient catch structure (5) is pushed into the catch position or pulled out well when used for pushing/pulling.
It should be understood that there is a limit to the number of times the core (1) is inserted and removed, and after the number of times is exceeded, the radio frequency index deteriorates, so that the core (1) needs to be replaced periodically. Thus, in order to save costs, in this embodiment the core (1) and the outer hugging assembly may be made in a detachable configuration, as for example shown in figures 2 and 4. Specifically, the external clasping component may further include: a first retaining ring (6) and a second retaining ring (7); the first retainer ring (6) and the second retainer ring (7) are respectively arranged at two ends of the sliding sleeve (2). First retaining ring (6) and second retaining ring (7) mainly used spacing block in this embodiment to guarantee that outside enclasping subassembly can not drop from core (1) in the use. Thus, when the core body (1) is replaced, the core body (1) can be easily detached and assembled only by detaching and assembling the first retainer ring (6) near the N heads.
The public head of radio frequency coaxial connector that this disclosed embodiment provided includes: a core body (1) and an external holding component; the outer hugging assembly comprises: the sliding sleeve (2) and at least one elastic clamping structure (5); the core body (1) is arranged in the sliding sleeve (2), and the sliding sleeve (2) is matched with the core body (1); at least one elastic clamping structure (5) is arranged at the insertion end of the sliding sleeve (2) so as to be clamped with the external thread of the female seat of the radio frequency coaxial connector when the male head of the radio frequency coaxial connector is in butt joint with the female seat of the radio frequency coaxial connector, and the locking of the radio frequency coaxial connector is realized (it needs to be noted that the insertion end refers to the end in butt joint with the female seat of the radio frequency coaxial connector). Like this, when connecting, insert the core of the public head of radio frequency coaxial connector with the female seat of radio frequency coaxial connector in, promote outside and hold the subassembly and make elasticity block structure hold the external screw thread tightly to realize the auto-lock. The radio frequency coaxial connector male head provided in the embodiment of the disclosure can easily and quickly realize the connection of the radio frequency coaxial connector by simply pulling and inserting the male head in the axial direction, overcomes the problem caused by the fact that a nut needs to be screwed when the traditional male head is connected, is low in labor intensity and high in efficiency, is suitable for mass production testing, and meanwhile is beneficial to realizing automatic wiring of a manipulator, so that the user experience is greatly improved.
In addition, the subassembly can also set up the spring outwards hugs closely the public head of radio frequency coaxial connector that this disclosed embodiment provided, and then utilizes spring axial self-adaptation hold-down mechanism effectively to have solved because the connection reliability problem that female seat external screw thread length size precision is not enough to lead to, has guaranteed the validity of the public head of use.
Example two:
as can be seen from fig. 1, in the conventional connector connection process, the connector male needs to be provided with a nut, and the nut of the male needs to be tightened by a manual and torque wrench after the male is inserted. This has the following significant disadvantages:
1. when the nut is connected or disconnected once, a tester needs to screw the nut once, so that the labor intensity is high and the efficiency is low;
2. if only hand is used for screwing, the test index changes due to unstable screwing force, particularly the third-order intermodulation index which is sensitive to the test index changes, and the retest rate is further increased;
3. if the torque wrench is used for tightening every time, the testing efficiency is lower, and the test is not suitable for mass production test at all;
4. because the nut locking mode is used, the automatic wiring of the manipulator is not facilitated.
In order to solve some or all of the above drawbacks, the following solutions are proposed in this embodiment in sequence:
because there is not feasible fixed knot structure except external screw thread based on ordinary DIN type connector female seat, so to realize direct-inserting and reliably connect and auto-lock, only two kinds of schemes: one is self-locking by the external thread cylindrical surface or the thread, and the other is self-locking by the thread root.
Therefore, the following scheme one and scheme two are proposed:
the first scheme is as follows: self-locking by external threads: the connector main part external design petal formula elastic construction, count the lock sleeve outside the petal simultaneously, insert the back, promote the lock sleeve shrink petal elastic component and hug closely the external screw thread to realize the auto-lock.
However, the disadvantage of this solution is that the consistency of the axial insertion depth cannot be ensured, and the holding force cannot be kept consistent due to the limitation of the external diameter precision of the external thread, i.e. the locking force may vary greatly, and the reliability is problematic.
Scheme II: self-locking by the root of the thread: the connector external design takes the petal formula elasticity clamping jaw of barb, counts the lock sleeve outside elasticity clamping jaw simultaneously, inserts the back, promotes the lock sleeve shrink clamping jaw, relies on clamping jaw tip barb to hold tightly the screw thread root and realizes the auto-lock.
However, this solution has the disadvantage of not being able to adapt to the variations in the length of the external thread of the female seat (the dimension of this length is not precisely controlled), and, as in the first solution, not being able to guarantee the uniformity of the insertion depth, while the jaw barbs are also liable to damage the external thread of the female seat.
The first scheme and the second scheme can realize quick plug self-locking of the connector, can solve the problems that the traditional male connector is connected through a nut, such as defects 1, 3 and 4 are caused, the consistency of the insertion depth cannot be guaranteed, and the connection reliability is insufficient, namely defect 2 still exists. In the third scheme, a thread root self-locking mode is adopted, a cylindrical compression spring is creatively added, and the axial variable size of the spring is utilized to automatically adapt to the length change of the thread, so that the problem of connection reliability caused by insufficient length size precision of the external thread of the female seat is solved; meanwhile, the marble replaces a clamping jaw barb, and the radial movement of the marble is utilized to clamp the root of the thread to realize the self-locking of the connector. The scheme can fundamentally solve the problems of the two schemes. The axial pressure generated when the nut is connected like the traditional nut is ensured to be generated after connection, meanwhile, locking and unlocking are more flexible, convenient and reliable, the requirement on processing is extremely low, and the consistency is also very easy to ensure.
Specifically, as shown in fig. 2 to 4, the present disclosure adopts a split design concept, and the whole quick-plug connector is composed of a D-to-N connector (core body) (1) and an external clasping assembly, and the first retainer ring near the N head can be conveniently disassembled, assembled, and disassembled.
1) The D-to-N connector (core) is basically the same as the core body part of a common DIN-to-N connector, but the matching part of the outer conductor and the female seat is designed into a lotus petal structure, the end surface contact is changed into radial elastic contact, the adaptability of the contact part is improved, and the contact reliability is improved.
2) The outside subassembly of holding tightly mainly comprises sliding sleeve (2), spring (3), lock sleeve (4), marble (5) and first retaining ring (6), second retaining ring (7) etc.:
a spring: the axial retention force of the connector after connection is ensured, and the length change of the female seat thread of the DIN connector can be adapted; the spring force after compression is designed to be greater than the sum of the insertion force of the connector core and the friction force between the moving parts, and less than the normal single-hand force of an operator in ergonomics.
Steel balls and lock sleeves: the locking of the quick plug after connection is ensured, so that the reliable connection and the dynamic intermodulation index of the connector are ensured.
In fact, since the connectors are limited by the number of plugging times, the rf performance deteriorates beyond the number of plugging times, and thus, the connectors need to be replaced periodically. This scheme of adoption can easily change the core part, need not to change whole connector to testing cost has been reduced by a wide margin.
In addition, referring to fig. 6, the third scheme of the present disclosure operates as follows:
inserting: the sliding sleeve is directly pushed (the sliding sleeve compression spring and the spring drive the D-turn N connector (core body) to be inserted into the female seat) -the sliding sleeve is continuously pushed, and the locking sleeve is pushed to be locked (the marble is used for clamping the root part of the external thread of the female seat of the DIN type connector) after the sliding sleeve is inserted in place-the connection is completed.
Pulling out: the lock sleeve is pulled backwards to unlock, the sliding sleeve is pulled outwards to complete the separation.
The state before and after the connection is shown in fig. 6.
In the scheme provided by the embodiment, especially the scheme three, the practical operation verification of the sample proves that compared with the traditional connector, the following advantages are provided:
1) the wiring efficiency is greatly improved by more than 300 percent on average
2) The retest normal rate is reduced, and the retest rate is reduced by 30 percent in average through small-batch actual comparison test
3) The traditional threaded connection is changed into direct-insertion connection, so that the automatic wiring device can be conveniently used for automatic wiring of a manipulator, and the technical bottleneck that the automatic wiring is difficult to realize in a threaded connection mode is solved from the root
4) After the core body reaches the plug life, but quick replacement (only need 1 minute time), but hold the subassembly tightly and can use for a long time owing to not fragile, effectively reduce test cost.
It should be understood that technical features in the various embodiments in the present disclosure may be combined and used in one embodiment without conflict. Each example is merely a specific embodiment of the disclosure.
The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (10)

1. A radio frequency coaxial connector male, comprising: a core body (1) and an external holding component;
the outer hugging assembly comprises: the sliding sleeve (2) and at least one elastic clamping structure (5);
the core body (1) is arranged in the sliding sleeve (2), and the sliding sleeve (2) is matched with the core body (1);
the at least one elastic clamping structure (5) is arranged at the insertion end of the sliding sleeve (2) and is clamped with the external thread of the female seat of the radio frequency coaxial connector when the male head of the radio frequency coaxial connector is in butt joint with the female seat of the radio frequency coaxial connector, so that the radio frequency coaxial connector is locked; the inserting end is one end butted with the female seat of the radio frequency coaxial connector.
2. The radio frequency coaxial connector male of claim 1, wherein the outer clasping assembly further comprises: a spring (3); the spring (3) is arranged in the sliding sleeve (2) and sleeved on the core body (1).
3. The male radio frequency coaxial connector according to claim 2, wherein the spring (3) is a spring having a spring force greater than a preset first force threshold and less than a preset second force threshold;
the preset first force threshold value is the sum of the insertion force of the core body (1) and the friction force among all the components.
4. The radio frequency coaxial connector male of claim 1, wherein the outer clasping assembly further comprises: a lock sleeve (4); the lock sleeve (4) is arranged on the outer side of the insertion end of the sliding sleeve (2).
5. The radio frequency coaxial connector male of claim 1, wherein the outer clasping assembly further comprises: a first retaining ring (6) and a second retaining ring (7);
the first retainer ring (6) and the second retainer ring (7) are respectively arranged at two ends of the sliding sleeve (2).
6. The male radio frequency coaxial connector according to any one of claims 1 to 5, wherein the resilient snap-fit structure (5) is a jaw barb; the clamping jaw barb is arranged on the inner side of the insertion end of the sliding sleeve (2).
7. The male radio frequency coaxial connector according to any one of claims 1 to 5, wherein the resilient snap-fit structure (5) is a ball; the marble is embedded in the insertion end of the sliding sleeve (2) and protrudes along the inner side of the sliding sleeve (2).
8. The male radio frequency coaxial connector according to claim 7, wherein when the male radio frequency coaxial connector is mated with the female radio frequency coaxial connector, the balls engage with roots of the external threads of the female radio frequency coaxial connector, so as to lock the radio frequency coaxial connector.
9. The male radio frequency coaxial connector according to claim 7, wherein the number of the balls is two or more, and the two or more balls are disposed on the same vertical section of the sliding sleeve (2).
10. The male radio frequency coaxial connector according to claim 9, wherein the two or more balls are uniformly disposed on the sliding sleeve (2).
CN201811302865.8A 2018-11-02 2018-11-02 Radio frequency coaxial connector male head Pending CN111146650A (en)

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CN201811302865.8A CN111146650A (en) 2018-11-02 2018-11-02 Radio frequency coaxial connector male head
PCT/CN2019/104928 WO2020088105A1 (en) 2018-11-02 2019-09-09 Radio frequency coaxial connector plug

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Application Number Priority Date Filing Date Title
CN201811302865.8A CN111146650A (en) 2018-11-02 2018-11-02 Radio frequency coaxial connector male head

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CN113871964A (en) * 2021-09-30 2021-12-31 常州金信诺凤市通信设备有限公司 Quick-plug connector, working method thereof and male socket for quick-plug connector
CN115064909A (en) * 2022-07-14 2022-09-16 中国电信股份有限公司 Plug-in radio frequency coaxial connector, connector assembly and using method
WO2024021608A1 (en) * 2022-07-26 2024-02-01 中兴通讯股份有限公司 Locking connector

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Application publication date: 20200512