CN220509021U

CN220509021U - Signal detection device

Info

Publication number: CN220509021U
Application number: CN202321794278.1U
Authority: CN
Inventors: 赵彦娟; 陈勇; 舒剑
Original assignee: Wuhan Chengyuan Electronic Technology Co ltd
Current assignee: Wuhan Chengyuan Electronic Technology Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-02-20
Anticipated expiration: 2033-07-10

Abstract

The present utility model relates to a signal detection device; including housing assembly, mobile jib and two connectors, the mobile jib install in the housing assembly still includes first connecting block and second connecting block, first connecting block and second connecting block are located housing assembly is last to be established respectively the both ends of mobile jib, one of them connector cartridge is in on the first connecting block and with the one end threaded connection of mobile jib, another connector cartridge is in on the second connecting block and with the other end threaded connection of mobile jib. According to the utility model, the two connectors are in threaded connection with the main rod, so that on one hand, the assembly difficulty of the detection device can be simplified, the assembly consistency can be improved, and on the other hand, the threaded connection mode can improve the connection reliability; and each part of the detection device is convenient to assemble and disassemble, can be reused, and improves the practicability of each part.

Description

Signal detection device

Technical Field

The present utility model relates to the field of communications technologies, and in particular, to a signal detection device.

Background

The signal detection device is used for detecting the acquired radio frequency signals and converting the radio frequency signals into voltage signals and current signals to be output. The connector is connected with as input and output to the conductor both ends in the signal detection device, welds between current connector and the conductor mobile jib, and on the one hand, current connector is comparatively loaded down with trivial details with the assembly of mobile jib, and technical index receives the assembly uniformity influence great, leads to the assembly degree of difficulty high, on the other hand, current connector and mobile jib department welding, and welding operation is higher to the professional requirement of operator, and there is the risk in the welding mode connection when detecting the operation.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a signal detection device, which includes a housing assembly having a receiving cavity, a detection circuit board mounted in the housing assembly for detecting a signal, and a main rod received in the receiving cavity and penetrating through the detection circuit board, wherein an insulation column is sleeved outside the main rod, the insulation column is disposed between the housing assembly and the main rod, and simultaneously the insulation column is disposed between the detection circuit board and the main rod, the signal detection device further includes a first connection block, a second connection block, and two connectors, the first connection block and the second connection block are disposed on the housing assembly and are respectively disposed at two ends of the main rod, one of the connectors is inserted on the first connection block and is in threaded connection with one end of the main rod, and the other connector is inserted on the second connection block and is in threaded connection with the other end of the main rod.

Further, through holes for the main rod to extend in are formed in the first connecting block and the second connecting block.

Further, at least one end of the insulating column extends into the corresponding side connection block.

Further, the insulating column is a polytetrafluoroethylene column.

Further, the shell assembly comprises a shell body and a first boss arranged on the shell body, a first connecting flange is arranged at one end, close to the shell assembly, of the first connecting block, and the first connecting block is arranged on the first boss through a first connecting flange.

Further, the first boss is of a step-shaped structure, and comprises a first table body connected to the shell body and a second table body connected to the first table body, a groove for accommodating the second table body is formed in the first connecting block, and the first connecting flange is abutted to the step surface of the first boss and connected through a bolt.

Further, one end of the shell body, which is close to the second connecting block, is provided with a second boss, and the second connecting block is abutted to the second boss.

Further, the connector is close to one end of the mobile jib all is equipped with the second flange, first connecting block and second connecting block are connected through the second flange respectively with two the connector.

Further, a sealing groove is arranged on the pressing surface of the connector, which is contacted with the corresponding connecting block, and a sealing ring is arranged in the sealing groove.

Further, the main rod and the connector are conductive members.

Compared with the prior art, the utility model has the following beneficial effects due to the adoption of the technical scheme:

1) According to the signal detection device provided by the utility model, the two connectors are in threaded connection with the main rod, so that compared with welding, on one hand, the assembly difficulty of the detection device can be simplified, the assembly consistency can be improved, and on the other hand, the connection reliability can be improved due to the threaded connection mode of the connectors and the main rod; the components of the detection device are convenient to assemble and disassemble and can be reused, so that the practicability of the components is improved;

2) According to the signal detection device provided by the utility model, the connecting blocks are arranged between the shell component and each connector, and the connecting blocks and the shell component form the shell structure of the detection device, so that when the connecting blocks are made of metal materials, the signal shielding effect can be achieved, and the detection performance and the safety of the detection device are improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of a signal detection device according to the present utility model;

FIG. 2 is an internal cross-sectional view of a signal detection device provided by the present utility model;

FIG. 3 is a schematic diagram of a housing assembly in the signal detection device according to the present utility model;

FIG. 4 is a schematic diagram of a first connector in the signal detection device according to the present utility model;

fig. 5 is a schematic diagram of a first connection block in the signal detection device provided by the utility model.

1-a housing body; 11-accommodating the cavity; 12-a first housing; 13-a second housing; 14-a first boss; 141-a first table body; 142-a second stage; 15-a second boss; 2-a main rod; 3-a first connector; 31-a second connection flange; 32-sealing the groove; 33-sealing rings; 4-a second connector; 5-a first connection block; 51-a through hole; 52-a first connecting flange; 53-groove; 6-a second connection block; 7-insulating columns; 71-a circumferential groove; 8-a detection circuit board.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model. In the drawings, the size and relative sizes of certain parts may be exaggerated for clarity.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected" and "coupled" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be used in any form, such as directly or indirectly through an intermediate medium, or may be used in any form of communication between two elements or in any form of interaction between two elements, and the terms are specifically understood by those of ordinary skill in the art.

In the description of the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "center", "horizontal", "vertical", "top", "bottom", "inner", "outer", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, in the description of the present utility model, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not necessarily for indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly.

As shown in fig. 1 and 2 of the specification, the present utility model provides a signal detection device, which includes a housing assembly provided with a receiving cavity 11, a detection circuit board 8 installed in the housing assembly and used for detecting a signal, and a main rod 2 received in the receiving cavity 11 and penetrating through the detection circuit board 8, wherein an insulating column 7 is sleeved outside the main rod 2, the insulating column 7 is arranged between the housing assembly and the main rod 2, and meanwhile, the insulating column 7 is arranged between the detection circuit board 8 and the main rod 2, the signal detection device further includes a first connecting block 5, a second connecting block 6 and two connectors, wherein the two connectors are respectively a first connector 3 and a second connector 4, the first connecting block 5 and the second connector 6 are respectively arranged on the housing assembly and respectively arranged at two ends of the main rod 2, one connector is inserted on the first connecting block 5 and is in threaded connection with one end of the main rod 2, and the other connector 6 is inserted on the second connecting block 6 and is in threaded connection with the other end of the main rod 2; in this embodiment, be equipped with in the casing subassembly and hold cavity 11 that link up in vertical orientation, mobile jib 2 is followed accept the axis direction setting of cavity 11, first connecting block 5 and second connecting block 6 are settled on the casing subassembly, and are located the both ends of casing subassembly respectively, first connector 3 cartridge is in on first connecting block 5 and with the one end threaded connection of mobile jib 2, second connector 4 cartridge is in on second connecting block 6 and with the other end threaded connection of mobile jib 2, first connecting block 5 is located between first connector 3 and the casing subassembly, second connecting block 6 is located between second connector 4 and the casing subassembly, after first connector 3 and second connector 4 and mobile jib 2 threaded connection, can directly assemble casing subassembly, first connecting block 5, second connecting block 6 an organic whole, need not other structure and fix, can simplify the assembly degree of difficulty, improves the uniformity of assembly.

The first connection block 5 and the second connection block 6 are preferably made of a metal material including, but not limited to, copper, aluminum, etc., and may be made of copper connection blocks, aluminum connection blocks, etc., which can seal the internal devices on the one hand and can be grounded on the other hand for signal shielding.

Preferably, the first connector 3 and the second connector 4 may be the same connector, or connectors with different types may be adopted according to requirements, and in this embodiment, the first connector 3 and the second connector 4 are not limited; the first connecting block 5 and the second connecting block 6 can adopt the same connecting blocks, namely, the connecting blocks with the same model and size, and can also adopt connecting blocks with different structures and sizes according to requirements, so that the connecting blocks are not limited in the embodiment.

Preferably, the main rod 2, the first connector 3 and the second connector 4 are conductive members, the main rod 2 is made of conductive materials, the main rod 2 is preferably a brass column and is electrically connected with the connectors, blind holes are formed in two ends of the main rod 2, internal threads are formed in the inner walls of the blind holes, external threads matched with the internal threads are formed in the pin ends of the first connector 3 and the second connector 4, the pin ends of the connectors are inserted into the blind holes, and the connectors are screwed to realize threaded connection through the internal threads and the external threads; of course, the two ends of the main rod 2 may be provided with external threads, the pin ends of the first connector 3 and the second connector 4 are provided with blind holes, the blind holes are internally provided with internal threads matched with the external threads, the end of the main rod 2 is inserted into the pin ends, and the threaded connection is realized through the internal threads and the external threads.

In an optimized embodiment, through holes 51 for the main rod 2 to extend in are formed in the first connecting block 5 and the second connecting block 6, and the through holes 51 and the main rod 2 are coaxially arranged; specifically, two ends of the main rod 2 extend into through holes 51 of the first connecting block 5 and the second connecting block 6 respectively, the first connector 3 is inserted on the first connecting block 5 and is in threaded connection with the main rod 2, and the second connector 4 is inserted on the second connecting block 6 and is in threaded connection with the main rod.

Preferably, at least one end of the insulating column 7 extends into the corresponding side connection block, specifically, at least one end of the insulating column 7 extends into the corresponding side through hole 51; in this embodiment, the insulation column 7 extends into the second connection block 6 and is aligned with the end of the main rod 2, and air is contained in the first connection block 5, so that insulation can be performed through the air; preferably, insulating columns 7 of the same material can be arranged in the second connecting block 6, so that the insulating environments at the two ends of the main rod 2 are kept consistent.

In an optimized embodiment, the insulation column 7 is a polytetrafluoroethylene column, on one hand, polytetrafluoroethylene has good electrical insulation property, and on the other hand, polytetrafluoroethylene has good ageing resistance, sealing property and corrosion resistance, and the service life of the detection device is prolonged on the premise of ensuring the performance of the detection device; specifically, the insulating column 7 is installed in the accommodating cavity 11, the insulating column 7 is a hollow column, the insulating column 7 is tightly matched with the main rod 2, the outer wall of the insulating column is attached to the shell assembly, the main rod 2 can be fixed in the shell assembly, the influence of external vibration on the joint of the main rod 2 and the connector can be buffered, and the main rod 2 and the joint of the main rod 2 and the connector are effectively protected.

Preferably, a plurality of circumferential grooves 71 for limiting creepage are arranged on the outer side of the insulating column 7.

In an optimized embodiment, the shell assembly comprises a shell body 1 and a first boss 14 arranged on the shell body 1, a first connecting flange 52 is arranged at one end, close to the shell assembly, of the first connecting block 5, and the first connecting block 5 is arranged on the first boss 14 through the first connecting flange 52; preferably, the first connecting block 5 has a hollow column structure and is cylindrical, and of course, the first connecting block 5 may have other shapes.

Preferably, the housing body 1 is a split structure, and includes a first housing 12 and a second housing 13, where the first housing 12 and the second housing 13 are detachably connected and assembled to form the housing body 1, and the accommodating cavity 11 penetrates through the first housing 12 and the second housing 13.

Preferably, the first boss 14 is disposed on the first housing 12, the first boss 14 has a stepped structure, and includes a first platform body 141 connected to the housing body 1 and a second platform body 142 connected to the first platform body 141, the first platform body 141 has a size larger than that of the second platform body 142, the first connection block 5 is provided with a groove 53 for accommodating the second platform body 142, and the first connection flange 52 abuts against a step surface of the first boss 14 and is connected by a bolt; specifically, the first boss 14 is of a stepped structure, the first connecting block 5 is provided with a groove structure adapted to the first boss 14, the first connecting flange 52 is in surface contact with the step surface of the first boss 14, and the second platform 142 is in surface contact with the inner wall surface of the groove 53, so that the contact area between the first connecting block 5 and the first boss 14 can be increased, and the sealing effect can be improved.

In an optimized embodiment, a second boss 15 is disposed at one end of the housing body 1 near the second connection block 6, that is, the second boss 15 is disposed on the second housing 13, and the second connection block 6 abuts against the second boss 15; preferably, the second boss 15 is square, a through hole 51 is provided in the middle, and the insulating column 7 extends into the through hole 51 of the second boss 15.

In this application, first connecting block 5 and second connecting block 6 can be directly fixed through connector and mobile jib 2 threaded connection, and preferably, first connecting block 5 accessible bolt further fixes on the casing subassembly, and second connecting block 6 accessible bolt further fixes on the casing subassembly, improves the reliability of connection.

In an optimized embodiment, as shown in fig. 4 of the specification, a second connecting flange 31 is disposed at one end of the first connector 3 and one end of the second connector 4, which are close to the main rod 2, the first connector 3 is connected with the first connecting block 5 through the second connecting flange 31, and the second connector 6 is connected with the second connecting block 6 through the second connecting flange 31; preferably, after the first connector 3 and the second connector 4 are in threaded connection with the main rod 2, the fixing among the connectors, the connecting blocks and the shell component can be completed, the second connecting flange 31 can be connected with the corresponding connecting blocks through bolts, the connectors can be further fixed on the connecting blocks on the corresponding sides, and the connection strength of the connectors and the main rod 2 is improved.

In an optimized embodiment, a sealing groove 32 is arranged on a pressing surface of the connector, which is contacted with a corresponding connecting block, and a sealing ring 33 is arranged in the sealing groove 32; preferably, a sealing groove 32 is arranged on one side of the second connecting flange 31, which is close to the main rod 2, a sealing ring 33 is arranged in the sealing groove 32, the first connector 3 is taken as an example for explanation, a sealing groove 32 is arranged on one side of the second connecting flange 31, which is in contact with the second connecting block 6, a sealing ring 33 is arranged in the sealing groove 32, after the first connector 3 is assembled, the sealing ring 33 is positioned between the second connecting flange 31 and the second connecting block 6, so that the internal devices can be effectively sealed, and the protection level of the device is improved.

Preferably, one end of the first connector 3 and the second connector 4, which is far away from the main rod 2, is provided with a screw, so that the instrument can be conveniently docked; the wire core is arranged inside one end of the connector with the screw, and the contact pin of the connector is connected with the wire core.

The signal detection device's theory of operation of this application is, mobile jib 2 both ends are the electrical connection connector respectively, and mobile jib 2 is the conductor, and wherein, first connector 3 is as the input, and second connector 4 is as the external load of output, and when radio frequency signal flowed through detection device, mobile jib 2 can supply the heavy current to pass, and the heavy current passes and can produce magnetic field and electric field, and the circuit board can gather the current signal that the magnetic field produced and the voltage signal that the electric field produced to through external terminal with the signal transmission that detects to the host computer on.

And all that is not described in detail in this specification is well known to those skilled in the art.

It will be appreciated by those skilled in the art that the utility model can be embodied in many other specific forms without departing from the spirit or scope of the utility model. Although an embodiment of the present utility model has been described, it is to be understood that the utility model is not limited to this embodiment, and that variations and modifications may be effected by one skilled in the art within the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a signal detection device, its includes the casing subassembly that is equipped with the accommodating cavity, installs the detection circuit board that is used for detecting the signal in this casing subassembly to and accept in this accommodating cavity and run through the mobile jib of this detection circuit board, the mobile jib overcoat is equipped with the insulating column, and this insulating column is arranged in between casing subassembly and the mobile jib, and the insulating column is arranged in simultaneously between detection circuit board and the mobile jib, its characterized in that, signal detection device still includes first connecting block, second connecting block and two connectors, first connecting block and second connecting block are located on the casing subassembly and establish respectively the both ends of mobile jib, one of them connector cartridge is in on the first connecting block and with one end threaded connection of mobile jib, another connector cartridge is in on the second connecting block and with the other end threaded connection of mobile jib.

2. The signal detection device according to claim 1, wherein the first connection block and the second connection block are each provided with a through hole into which the main lever extends.

3. The signal detection device of claim 1, wherein at least one end of the insulating post extends into a corresponding side connection block.

4. The signal detection device of claim 1, wherein the insulating column is a polytetrafluoroethylene column.

5. The signal detection device of claim 1, wherein the housing assembly comprises a housing body and a first boss provided on the housing body, a first connection flange is provided at an end of the first connection block adjacent to the housing assembly, and the first connection block is mounted on the first boss through a first connection flange.

6. The signal detecting apparatus according to claim 5, wherein the first boss is of a stepped structure including a first stage connected to the housing body and a second stage connected to the first stage, the first connecting block is provided with a groove for accommodating the second stage, and the first connecting flange abuts against a stepped surface of the first boss and is connected by a bolt.

7. The signal detection device of claim 5, wherein a second boss is disposed at an end of the housing body adjacent to the second connection block, and the second connection block abuts against the second boss.

8. The signal detection device according to claim 1, wherein the connectors are provided with second connecting flanges at ends close to the main lever, and the first connecting block and the second connecting block are connected with the two connectors through the second connecting flanges, respectively.

9. The signal detection device according to claim 1, wherein a seal groove is provided on a pressing surface of the connector, which contacts with the corresponding connection block, and a seal ring is installed in the seal groove.

10. The signal detection device of claim 1, wherein the main rod and connector are conductive members.