CN210628671U - High-power low-loss welding-free installation radio frequency coaxial connector - Google Patents

Abstract

The utility model discloses a low solderless installation radio frequency coaxial connector that decreases of high power, the outside fixedly connected with ground connection piece of connector body, the inside threaded connection of ground connection piece has one end to extend to the screw rod of ground connection piece below, and the outside swing joint of screw rod has the wiring nose that is located the ground connection piece below. This high power low-loss solderless installation radio frequency coaxial connector, through intercommunication discharge electrode on the inner conductor, discharge electrode electricity intercommunication discharge block, discharge block electricity intercommunication sleeve pipe simultaneously, the sleeve pipe, electric intercommunication between the outer conductor of connector body and the grounding block, adopt lambda/4's principle, utilize the frequency of radio frequency signal and the difference of thunder and lightning frequency, the thunder and lightning surge discharges the ground from the wiring nose on the grounding block, the impedance in thunder and lightning surge discharge route is little, thereby the residual voltage who produces is low, good guard action has been played to radio frequency coaxial connector and equipment, the lightning protection function has been possessed.

Description

High-power low-loss welding-free installation radio frequency coaxial connector

Technical Field

The utility model relates to a radio frequency coaxial connector technical field specifically is a low solderless installation radio frequency coaxial connector that decreases of high power.

Background

The rf coaxial connector is generally considered to be a component attached to a cable or mounted on an instrument as an electrical connection or separation element of a transmission line, and belongs to an mechatronic product, and in short, it mainly functions as a bridge.

When the radio frequency coaxial connector is used, one end of the radio frequency coaxial connector is connected with equipment, the other end of the radio frequency coaxial connector is connected with an antenna feeder, the antenna feeder connected with an antenna can be led into a room from the outside, the antenna feeder is exposed in the space and is very easy to be invaded by lightning secondary effect, lightning surge is propagated to the connector and the equipment along the antenna feeder, the traditional radio frequency coaxial connector does not have a lightning protection function, and the lightning surge can cause damage to the connector and the equipment, so that the radio frequency coaxial connector is installed with high power and low loss in a welding-free mode to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a low solderless installation radio frequency coaxial connector that decreases of high power possesses advantages such as lightning protection function, has solved traditional radio frequency coaxial connector and has not possessed the lightning protection function, and the thunder and lightning surge can cause the problem of the damage of connector and equipment.

For the purpose that realizes above-mentioned lightning protection function, the utility model provides a following technical scheme: a high-power low-loss welding-free installation radio frequency coaxial connector is characterized in that a grounding block is fixedly connected to the outer side of a connector body, one end of the inner thread of the grounding block is connected with a screw rod extending to the lower portion of the grounding block, the outer side of the screw rod is movably connected with a wiring nose located below the grounding block, a groove is formed in the outer side of the connector body, the inner thread of the groove is connected with a sleeve pipe, one end of the sleeve pipe extends to the outer side of the groove, a connecting block is fixedly connected to the top of the sleeve pipe, one end of the outer thread of the connecting block is connected with a cover cap extending to the upper portion of the connecting block, an inner conductor is fixedly connected to the inner portion of the connector body, one end of the inner conductor is connected with a discharge rod penetrating through the groove and extending to the inner portion of the sleeve pipe, a medium block located inside the sleeve, the inner cavity bottom wall fixedly connected with one end of the groove and a first rubber pad connected with the bottom of the sleeve are arranged, the top of the sleeve is provided with an annular groove located outside the connecting block, and the bottom of the cap is fixedly provided with a rubber ring, one end of the rubber ring extends to the inside of the annular groove.

Preferably, the grounding block is copper, and the sectional area of the bottom of the grounding block is not less than seventy square millimeters.

Preferably, the groove is circular, and a first round hole which is located inside the connector body and outside the discharge rod is formed in the bottom wall of the inner cavity of the groove.

Preferably, the top and the bottom of the sleeve are both in an open design, and the diameter of the opening of the sleeve is equal to the diameter of the first round hole.

Preferably, the outer side of the inner conductor is provided with a thread groove matched with the discharge rod, the discharge rod is T-shaped, and the top of the discharge block is fixedly connected with an outer hexagonal nut in threaded connection with the discharge rod.

Preferably, the top of first rubber pad is seted up the hole of stepping down that is located the discharge electrode outside, and the hole diameter of stepping down equals with first round hole diameter, the second round hole has been seted up at the top of connecting block, and second round hole diameter equals with first round hole diameter.

Compared with the prior art, the utility model provides a low solderless installation radio frequency coaxial connector that decreases of high power possesses following beneficial effect:

1. this high power low-loss solderless installation radio frequency coaxial connector, through intercommunication discharge electrode on the inner conductor, discharge electrode electricity intercommunication discharge block, discharge block electricity intercommunication sleeve pipe simultaneously, the sleeve pipe, electric intercommunication between the outer conductor of connector body and the grounding block, adopt lambda/4's principle, utilize the frequency of radio frequency signal and the difference of thunder and lightning frequency, the radio frequency signal of certain frequency channel can prolong the inner conductor and propagate to equipment or antenna, the thunder and lightning surge can propagate to the discharge electrode through the inner conductor, propagate to the discharge block through the discharge electrode again, the sleeve pipe, the outer conductor and the grounding block of connection body, the thunder and lightning surge leaks the place of releasing from the wiring nose on the grounding block, the impedance of thunder and lightning surge release route is little, thereby the residual voltage who produces is low, good guard action has been played to radio frequency coaxial connector and equipment, the lightning protection function has been possessed.

2. This high power low-loss solderless installation radio frequency coaxial connector screws up the back through sleeve pipe and block, and the first rubber pad of sleeve pipe extrusion has realized the waterproof of sleeve pipe and this body coupling department of connector, and the block extrusion rubber circle has realized the waterproof of block and bushing department to possess waterproof function.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front sectional view of the groove of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the connector comprises a connector body 1, a grounding block 2, a screw rod 3, a wiring nose 4, a groove 5, a sleeve 6, a connecting block 7, a cap 8, an inner conductor 9, a discharge rod 10, a dielectric block 11, a discharge block 12, a first rubber pad 13, an annular groove 14 and a rubber ring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a high-power low-loss welding-free mounting radio frequency coaxial connector comprises a connector body 1, a grounding block 2 is fixedly connected to the outer side of the connector body 1, the grounding block 2 is made of copper, the cross-sectional area of the bottom of the grounding block 2 is not less than seventy square millimeters, a screw rod 3 with one end extending to the lower side of the grounding block 2 is in threaded connection with the inner portion of the grounding block 2, a wiring nose 4 located below the grounding block 2 is movably connected to the outer side of the screw rod 3, a groove 5 is formed in the outer side of the connector body 1, the groove 5 is circular, a first circular hole located inside the connector body 1 and located outside a discharge rod 10 is formed in the bottom wall of an inner cavity of the groove 5, a sleeve 6 with one end extending to the outer side of the groove 5 is in threaded connection with the inner portion of the groove 5, the top and the bottom of the sleeve 6, after screwing up through sleeve 6 and lid 8, sleeve 6 extrudees first rubber pad 13, has realized the waterproof of sleeve 6 and connector body 1 junction, and lid 8 extrudees rubber circle 15, has realized the waterproof of lid 8 and sleeve 6 junction to possess waterproof function.

The top of the sleeve 6 is fixedly connected with a connecting block 7, the outer side of the connecting block 7 is in threaded connection with a cap 8, one end of the cap extends to a position above the connecting block 7, the inner part of the connector body 1 is fixedly connected with an inner conductor 9, the outer side of the inner conductor 9 is provided with a threaded groove matched with the discharge rod 10, the discharge rod 10 is in a T shape, the top of the discharge block 12 is fixedly connected with an outer hexagon nut in threaded connection with the discharge rod 10, the inner side of the inner conductor 9 is in threaded connection with the discharge rod 10, one end of the discharge rod 10 penetrates through the groove 5 and extends to the inner part of the sleeve 6, the outer side of the discharge rod 10 is movably connected with a medium block 11 positioned in the sleeve 6, the outer side of the discharge rod 10 is in threaded connection with a discharge block 12 in threaded connection with the inner side wall of the sleeve 6, the discharge block 12 is positioned above the medium block 11, the bottom wall of the inner cavity of, the diameter of the abdicating hole is equal to the diameter of the first round hole, the top of the connecting block 7 is provided with a second round hole, the diameter of the second round hole is equal to the diameter of the first round hole, and the top of the sleeve 6 is provided with an annular groove 14 positioned outside the connecting block 7.

The bottom of the cap 8 is fixedly provided with a rubber ring 15 with one end extending to the inside of the annular groove 14, the discharge rod 10 is electrically communicated with the inner conductor 9 through the electricity of the discharge rod 10, the discharge rod 10 is electrically communicated with the discharge block 12, meanwhile, the discharge block 12 is electrically communicated with the sleeve 6, the sleeve 6 is electrically communicated between the outer conductor of the connector body 1 and the grounding block 2, by adopting the principle of lambda/4, by utilizing the difference between the frequency of a radio frequency signal and the thunder frequency, the radio frequency signal in a certain frequency band can be transmitted to equipment or an antenna along the inner conductor 9, the thunder surge can be transmitted to the discharge rod 10 through the inner conductor 9 and then transmitted to the discharge block 12, the sleeve 6, the outer conductor of the connector body 1 and the grounding block 2 through the discharge rod 10, the thunder surge is discharged into the ground from the wiring nose 4 on the grounding block 2, the impedance of a thunder discharge path is small, so that the generated residual voltage is low, possesses lightning protection function.

The utility model discloses high power low-loss solderless installation radio frequency coaxial connector, through intercommunication discharge pole 10 on inner conductor 9, discharge pole 10 electricity intercommunication discharge block 12, discharge block 12 electricity intercommunication sleeve pipe 6 simultaneously, sleeve pipe 6, the electricity intercommunication between outer conductor of connector body 1 and grounding piece 2, adopt lambda/4's principle, utilize the difference of the frequency of radio frequency signal and thunder and lightning frequency, the radio frequency signal of certain frequency channel can prolong inner conductor 9 and propagate to equipment or antenna, thunder and lightning surge can propagate to discharge pole 10 through inner conductor 9, propagate to discharge block 12 through discharge pole 10, sleeve pipe 6, connect outer conductor and grounding piece 2 of body 1, thunder and lightning surge discharges from the wiring nose 4 on grounding piece 2 and puts into the ground, the impedance of thunder and lightning surge discharge route is little, thereby the residual voltage that produces is low, good guard action has been played radio frequency coaxial connector and equipment, possessed lightning protection function, after screwing up through sleeve pipe 6 and lid 8, sleeve pipe 6 extrudes first rubber pad 13, has realized the waterproof of sleeve pipe 6 and connector body 1 junction, and lid 8 extrudes rubber circle 15, has realized the waterproof of lid 8 and sleeve pipe 6 junction to possess waterproof function, solved traditional radio frequency coaxial connector and not possess the lightning protection function, the problem of the damage of thunder and lightning surge can cause connector and equipment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high power low-loss solderless installation radio frequency coaxial connector, includes connector body (1), its characterized in that: the connector comprises a connector body (1), wherein a grounding block (2) is fixedly connected to the outer side of the connector body (1), one end of the grounding block (2) is connected with a screw rod (3) extending to the lower side of the grounding block (2) in a threaded manner, the outer side of the screw rod (3) is movably connected with a wiring nose (4) positioned below the grounding block (2), a groove (5) is formed in the outer side of the connector body (1), the inner thread of the groove (5) is connected with a sleeve (6) with one end extending to the outer side of the groove (5), a connecting block (7) is fixedly connected to the top of the sleeve (6), a cover cap (8) with one end extending to the upper side of the connecting block (7) is connected with the outer side of the connecting block (7) in a threaded manner, an inner conductor (9) is fixedly connected to the inner side of the connector body (1), a discharging rod (10, the outside swing joint of discharge rod (10) has medium piece (11) that are located sleeve pipe (6) inside, the outside threaded connection of discharge rod (10) has discharge block (12) and discharge block (12) that are located medium piece (11) with sleeve pipe (6) inside wall threaded connection, the inner chamber diapire fixedly connected with one end of recess (5) and first rubber pad (13) of sleeve pipe (6) bottom connection, ring channel (14) that are located the connecting block (7) outside are seted up at the top of sleeve pipe (6), the bottom fixed mounting of block (8) has one end to extend to inside rubber circle (15) of ring channel (14).

2. The high power low loss solder mount rf coaxial connector of claim 1, wherein: the grounding block (2) is made of copper, and the sectional area of the bottom of the grounding block (2) is not less than seventy square millimeters.

3. The high power low loss solder mount rf coaxial connector of claim 1, wherein: the groove (5) is circular, and a first round hole which is located inside the connector body (1) and outside the discharge rod (10) is formed in the bottom wall of the inner cavity of the groove (5).

4. A high power low loss solder mount rf coaxial connector according to claim 1 or 3, wherein: the top and the bottom of the sleeve (6) are both in open design, and the diameter of the opening of the sleeve (6) is equal to that of the first round hole.

5. The high power low loss solder mount rf coaxial connector of claim 1, wherein: the outer side of the inner conductor (9) is provided with a thread groove matched with the discharge rod (10), the discharge rod (10) is T-shaped, and the top of the discharge block (12) is fixedly connected with an outer hexagonal nut in threaded connection with the discharge rod (10).

6. A high power low loss solder mount rf coaxial connector according to claim 1 or 3, wherein: the top of first rubber pad (13) is seted up the hole of stepping down that is located the discharge rod (10) outside, and the hole diameter of stepping down equals with first round hole diameter, the second round hole has been seted up at the top of connecting block (7), and second round hole diameter equals with first round hole diameter.

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