CN215497033U - Locking device for waveguide coaxial adapter - Google Patents
Locking device for waveguide coaxial adapter Download PDFInfo
- Publication number
- CN215497033U CN215497033U CN202122111078.9U CN202122111078U CN215497033U CN 215497033 U CN215497033 U CN 215497033U CN 202122111078 U CN202122111078 U CN 202122111078U CN 215497033 U CN215497033 U CN 215497033U
- Authority
- CN
- China
- Prior art keywords
- locking
- locking block
- block
- face
- head
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Waveguide Aerials (AREA)
Abstract
The utility model provides a waveguide coaxial adapter locking device, which comprises a locking main body, a locking screw rod, an upper locking block and a lower locking block, wherein the locking screw rod is screwed to shorten the distance between the upper locking block and the lower locking block, so that the upper locking block and the lower locking block move outwards to integrally clamp the waveguide tube and an antenna outer frame.
Description
Technical Field
The utility model relates to the technical field of radar antenna installation, in particular to a locking device of a waveguide coaxial adapter.
Background
In the field of radar signal transmission, except that a transmission line is not needed for wireless signal transmission, a transmission line is needed for signal conduction in most scenes, wherein a coaxial line and a waveguide tube are widely used for transmitting microwave radio frequency energy, a waveguide coaxial conversion joint is a converter from the coaxial line to the waveguide tube and mainly plays a role of the conversion joint, a waveguide coaxial conversion joint device is also needed to be used in the application process of a novel radar waveguide slot array antenna, and under the normal condition, an antenna array surface and the waveguide coaxial conversion joint need to be locked and fixed together so as to meet the requirements of low insertion loss, high frequency bandwidth, convenience in design and processing and the like.
In the prior art, the installation of the coaxial adapter of the antenna array face and the waveguide often adopts the mode of flange plate installation, because the assembly precision required by the coaxial adapter of the antenna array face and the waveguide is very high, the parameter index of the antenna can be influenced by too loose or too tight, the mode of flange plate installation is difficult to adjust to a proper installation precision and the tightness degree of the antenna, and the later maintenance is very difficult due to the compact internal structure of the antenna array face.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a locking device for a waveguide coaxial adapter, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a coaxial crossover sub locking device of waveguide, includes locking main part, locking screw, goes up locking block and lower locking block, wherein:
the locking main part includes integrative locking frame and locking head, the locking head sets up in locking frame right flank bottom, the cross-section of locking head is isosceles trapezoid, and its upper and lower terminal surface is the inclined plane, the bar spread groove that runs through from top to bottom is provided with in the locking head, the upper and lower end of locking head is provided with locking block and lower locking block respectively, locking screw passes the spread groove and runs through locking block and lower locking block, locking screw is connected with upper locking block and lower locking block through the meshing of internal and external screw thread, the lower terminal surface of upper locking block and the up end of lower locking block are the inclined plane, and with the upper and lower terminal surface phase-match of locking head.
Preferably, the locking frame is in an inverted L shape, and the locking frame is provided with a mounting hole.
Preferably, the locking frame, the upper locking block and the lower locking block are provided with a layer of non-slip mat on the side surfaces far away from the locking head.
Preferably, the upper end surface of the upper locking block and the lower end surface of the lower locking block are both provided with guide blocks, the upper end surface and the lower end surface of the locking head are provided with sliding grooves, and the guide blocks are clamped in the sliding grooves.
Compared with the prior art, the utility model has the beneficial effects that:
the distance between the upper locking block and the lower locking block is shortened by screwing the locking screw rod, so that the upper locking block and the lower locking block move outwards to integrally clamp the waveguide tube and the antenna outer frame, the locking device ensures that the waveguide tube is tightly matched with the waveguide coaxial adapter, and simultaneously can adjust the degree of tightness of the matching of the waveguide tube and the waveguide coaxial adapter by screwing the locking screw rod, the whole locking device is small, exquisite and light, convenient to install, simple to disassemble and convenient to maintain later, and the problem that performance indexes are not in line with requirements due to the fact that no proper adjusting measures are available in the debugging process is perfectly solved.
Drawings
FIG. 1 is a schematic view of the overall exploded structure of the present invention;
FIG. 2 is a structural diagram of the overall relaxed state of the present invention;
FIG. 3 is a structural diagram of the overall locking state of the present invention;
FIG. 4 is a schematic structural view of the locking body of the present invention;
FIG. 5 is a cross-sectional view of the locking segment of the present invention;
FIG. 6 is a schematic view of the connection between the locking frame and the anti-slip mat according to the present invention;
FIG. 7 is a schematic view of a relaxed state in use of the present invention;
fig. 8 is a schematic view of the locked state in use of the present invention.
In the figure: the antenna locking device comprises a locking main body 1, a locking frame 101, a locking head 102, a connecting groove 11, a mounting hole 12, a sliding groove 13, a locking screw rod 2, an upper locking block 3, a lower locking block 4, an anti-skid pad 5, a guide block 6, a waveguide tube 7, a coaxial waveguide adapter 8 and an antenna outer frame 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Example (b):
referring to fig. 1 to 6, the present invention provides a technical solution:
a waveguide coaxial adapter locking device comprises a locking main body 1, a locking screw rod 2, an upper locking block 3 and a lower locking block 4, wherein:
the locking main body 1 comprises a locking frame 101 and a locking head 102 which are integrated, the locking frame 101 is in an inverted L shape, the direction of the head part of the locking frame 101 is opposite to the direction of the locking head 102, a mounting hole 12 is formed in the locking frame 101, a waveguide tube 8 is convenient to mount, the locking head 102 is arranged at the bottom of the right side face of the locking frame 101, the cross section of the locking head 102 is in an isosceles trapezoid shape, the upper end face and the lower end face of the locking head are inclined faces, a strip-shaped connecting groove 11 which penetrates through the locking head 102 from top to bottom is formed in the locking head 102, an upper locking block 3 and a lower locking block 4 are respectively arranged at the upper end and the lower end of the locking head 102, the upper locking block 3 and the lower locking block 4 can respectively slide along the upper end face and the lower end face of the locking block 102, a locking screw 2 penetrates through the connecting groove 11 and penetrates through the upper locking block 3 and the lower locking block 4, and the locking screw 2 is connected with the upper locking block 3 and the lower locking block 4 through the meshing of internal and external threads, the lower end face of the upper locking block 3 and the upper end face of the lower locking block 4 are both inclined planes and are matched with the upper end face and the lower end face of the locking head 102, when the locking screw 2 is screwed down, the upper locking block 3 and the lower locking block 4 are driven to slide outwards along the upper end face and the lower end face of the locking block 102 respectively under the action of threads, the distance between the upper locking block 3 and the lower locking block 4 is shortened while the locking screw 2 slides, so that the distance between the upper locking block 3 and the lower locking block 4 is more and more far away from the locking frame 101, the whole locking device is expanded outwards, when the locking screw 2 is screwed down, the distance between the upper locking block 3 and the lower locking block 4 is increased, under the action of external pressure, the upper locking block and the lower end face of the locking block 102 can slide inwards respectively, the distance between the upper locking block and the lower end face of the locking block 101 is more and more tight, the whole locking device is contracted inwards, and the locking screw 2 moves along with the movement of the upper locking block 3 and the lower locking block 4 in the strip-shaped connecting groove 11, when the whole locking device is clamped between the waveguide coaxial adapter 8 and the antenna outer frame 9, the locking device can extrude the waveguide coaxial adapter 8, the waveguide coaxial adapter 8 is close to the waveguide pipe 7 on the inner side of the waveguide coaxial adapter, and the locking screw 2 can be screwed to adjust the tightness degree of the matching of the waveguide coaxial adapter and the antenna outer frame while the waveguide coaxial adapter and the antenna outer frame are tightly matched.
The side surfaces of the locking frame 101, the upper locking block 3 and the lower locking block 4, which are far away from the locking head 102, are respectively provided with a layer of anti-slip pad 5, the anti-slip pads 5 of the locking frame 101 are contacted with the waveguide coaxial adapter 8, the anti-slip pads 5 of the side surfaces of the upper locking block 3 and the lower locking block 4 are contacted with the antenna outer frame 9, so that friction force is increased, relative sliding is prevented, the waveguide coaxial adapter 8 and the antenna outer frame 9 are protected, the waveguide coaxial adapter 8 and the antenna outer frame 9 are prevented from being damaged due to abrasion, the upper end surface of the upper locking block 3 and the lower end surface of the lower locking block 4 are respectively provided with the guide block 6, the upper end surface and the lower end surface of the locking head 102 are provided with the sliding grooves 13, the guide blocks 6 are clamped in the sliding grooves 13, when the upper locking block 3 and the lower locking block 4 slide, the guide blocks 6 slide in the sliding grooves 13, and play a good guiding role in the movement of the upper locking block 3 and the lower locking block 4, the movement directions of the upper locking block 3 and the lower locking block 4 can be limited, relative rotation between the upper locking block and the lower locking block and the locking head 102 under the driving of the locking screw rod 2 is prevented, the whole locking device is small and portable, convenient to install and simple to disassemble, later maintenance is facilitated, and the problem that performance indexes caused by the fact that no proper adjusting measures are available in the debugging process are not met is perfectly solved.
The use principle of the utility model is as follows: referring to fig. 7 to 8, the head of the locking frame 101 of the locking body 1 is mounted on the waveguide coaxial adapter 8, and the locking device is in a released state, and the waveguide coaxial adapter 8 is not in contact with the waveguide 7 and the antenna housing 8, as shown in fig. 7, then a screwdriver is used to rotate and tighten the locking screw 2, the upper locking block 3 and the lower locking block 4 respectively slide outwards along the upper end surface and the lower end surface of the locking block 102, the distance between the upper locking block and the lower locking block is more and more far away from the locking frame 101, as shown in fig. 8, the whole locking device is expanded outwards until the upper locking block 3 and the lower locking block 4 are tightly attached to the antenna outer frame 8, the locking frame 101 presses the waveguide coaxial adapter 8, the waveguide coaxial adapter 8 is close to the inner waveguide 7, the waveguide coaxial adapter and the inner waveguide are tightly fitted, the degree of tightness of the fit between the waveguide coaxial adapter 8 and the waveguide tube 7 can be adjusted by screwing and loosening the locking screw 2.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a coaxial crossover sub locking device of waveguide, includes locking main part (1), locking screw (2), goes up locking block (3) and lower locking block (4), its characterized in that:
the locking body (1) comprises an integrated locking frame (101) and a locking head (102), the locking head (102) is arranged at the bottom of the right side surface of the locking frame (101), the section of the locking head (102) is isosceles trapezoid, the upper end surface and the lower end surface of the locking head (102) are inclined surfaces, a strip-shaped connecting groove (11) which penetrates through up and down is arranged in the locking head, the upper end and the lower end of the locking head (102) are respectively provided with an upper locking block (3) and a lower locking block (4), the locking screw rod (2) passes through the connecting groove (11) and penetrates through the upper locking block (3) and the lower locking block (4), the locking screw rod (2) is connected with the upper locking block (3) and the lower locking block (4) through the engagement of internal and external threads, the lower end face of the upper locking block (3) and the upper end face of the lower locking block (4) are inclined planes and are matched with the upper end face and the lower end face of the locking head (102).
2. The waveguide coaxial adapter locking device of claim 1, wherein: the locking frame (101) is in an inverted L shape, and a mounting hole (12) is formed in the locking frame (101).
3. The waveguide coaxial adapter locking device of claim 1, wherein: and the locking frame (101), the upper locking block (3) and the lower locking block (4) are provided with a layer of anti-slip pad (5) on the side surfaces far away from the locking head (102).
4. The waveguide coaxial adapter locking device of claim 1, wherein: the upper end face of the upper locking block (3) and the lower end face of the lower locking block (4) are both provided with guide blocks (6), the upper end face and the lower end face of the locking head (102) are provided with sliding grooves (13), and the guide blocks (6) are clamped in the sliding grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122111078.9U CN215497033U (en) | 2021-09-02 | 2021-09-02 | Locking device for waveguide coaxial adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122111078.9U CN215497033U (en) | 2021-09-02 | 2021-09-02 | Locking device for waveguide coaxial adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215497033U true CN215497033U (en) | 2022-01-11 |
Family
ID=79767505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122111078.9U Active CN215497033U (en) | 2021-09-02 | 2021-09-02 | Locking device for waveguide coaxial adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215497033U (en) |
-
2021
- 2021-09-02 CN CN202122111078.9U patent/CN215497033U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215497033U (en) | Locking device for waveguide coaxial adapter | |
| CN210488040U (en) | Optical cable connecting assembly | |
| CN216078051U (en) | Anti-sliding device of oil pumping unit | |
| CN216055344U (en) | SMA type radio frequency coaxial connector | |
| CN107004934A (en) | Cavity body filter, connector, duplexer and radio frequency remote equipment | |
| CN213636416U (en) | Instrument power mouth is with dustproof stopper with prevent loose structure | |
| CN213026426U (en) | Installation cavity filter | |
| CN217007752U (en) | Single-core multimode optical fiber connector | |
| CN210194984U (en) | Glass curtain wall connection claw | |
| CN110571711A (en) | Cable laying guider suitable for long distance closed passage | |
| CN208723080U (en) | Wearable device and wearable device antenna | |
| CN219874355U (en) | Connection assembly of radio frequency coaxial connector | |
| CN201967286U (en) | Module fastening device of terminal device | |
| CN215911570U (en) | Stable waveguide coaxial conversion device | |
| CN218351823U (en) | SMA type plug | |
| CN216958772U (en) | Microwave communication radio frequency device | |
| CN216554893U (en) | Double-nut adjusting structure | |
| CN219759994U (en) | High-frequency electromagnetic valve | |
| CN218099602U (en) | Ultrasonic sensor | |
| CN213212509U (en) | Cable connecting piece with good transmission performance | |
| CN220821883U (en) | Waveguide band stop filter | |
| CN220706719U (en) | Oil-resistant pipe connector convenient to assemble | |
| CN117154367A (en) | Ultra-wideband 3.5G combiner | |
| CN219866798U (en) | Female end structure and fluid connector | |
| CN117438757B (en) | Waveguide connecting assembly and microwave transmission device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |