CN210690801U - Active wireless direction finding equipment - Google Patents
Active wireless direction finding equipment Download PDFInfo
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- CN210690801U CN210690801U CN201921549566.4U CN201921549566U CN210690801U CN 210690801 U CN210690801 U CN 210690801U CN 201921549566 U CN201921549566 U CN 201921549566U CN 210690801 U CN210690801 U CN 210690801U
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Abstract
The utility model relates to a direction finding equipment technical field aims at providing active wireless direction finding equipment, its technical scheme main points are including the casing, be provided with the antenna on the casing, the groove has been seted up in the casing and has been accomodate, the notch in accomodating the groove is located the top position of casing, accomodate the lifting unit that the inslot was provided with along its depth direction motion, lifting unit's top is fixed with the first worm wheel of cutting half of vertical setting, the next door of first worm wheel is provided with and fixes the cross-section at lifting unit top for semicircular guide block, sliding connection has the turning block on the guide block, first worm wheel meshing has the first worm fixed with the bottom of turning block, first worm rolls along the rotation of half week direction of first worm wheel, the vertical top of fixing at the turning block of antenna just can accomodate in accomodating the inslot. The utility model is suitable for a target terminal is look for to the direction finding.
Description
Technical Field
The utility model relates to a direction finding equipment technical field, more specifically says that it relates to active wireless direction finding equipment.
Background
The active wireless direction-finding equipment is applied to national security departments, such as public security customs and the like, and adopts multi-load type multiple frequency band signals, such as 4G mobile three frequency bands and Unicom mobile one frequency band, is compatible with a mobile Unicom telecommunication 2G/3G system, is provided with an antenna, then carries out direction finding by transmitting a wireless signal close to a target terminal through an individual soldier, adsorbs the target terminal signal, and finds the target terminal.
The active wireless direction-finding equipment has strong direction-finding function, and the code detection function can reach more than 1000 target signals per minute; the built-in electromagnetic frequency points are many, and the coverage range is wide; the direction finding of the individual soldier is accurate to 1-2 meters, and the method has the advantages of no radiation and the like.
The antenna of the existing active wireless direction finding equipment is exposed out of the shell, and the antenna is generally sensitive, is easy to be damaged during transportation and is easy to be contaminated by dust, so that the transmission effect of signals is easy to influence, and the service life of the antenna is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an active wireless direction finding equipment, its antenna can be accomodate inside the casing, and the condition that reduces active wireless direction finding equipment's antenna and suffer damage when the transportation takes place, prolongs the life of antenna, also plays dustproof effect.
The above technical purpose of the present invention can be achieved by the following technical solutions: active wireless direction finding equipment, which comprises a housin, be provided with the antenna on the casing, the groove of accomodating has been seted up in the casing, the notch in accomodating the groove is located the top position of casing, it is provided with the lifting unit who moves along its direction of depth to accomodate the inslot, lifting unit's top is fixed with the first worm wheel of cutting half of vertical setting, the next door of first worm wheel is provided with fixes the cross-section at lifting unit top is semicircular guide block, sliding connection has the turning block on the guide block, first worm wheel meshing have with the first worm that the bottom of turning block is fixed, first worm is followed the rotatory roll of half week direction of first worm wheel, the antenna is vertical to be fixed the top of turning block just can accomodate in accomodate the inslot.
By adopting the technical scheme, the lifting component moves along the depth direction of the accommodating groove so as to drive the antenna to be accommodated in the accommodating groove or be exposed out of the shell; simultaneously, rotate first worm, first worm is rotatory along the semi-circular direction of first worm wheel and is rolled, under the guide effect of guide block, first worm drives the commentaries on classics piece and slides along the semi-circular direction of guide block, the commentaries on classics piece drives the antenna and rotates around the semi-circular direction of first worm wheel, reach the purpose of adjusting the antenna angle, the signal reception angle of antenna is adjustable promptly, and then the antenna can be accomodate in the groove of accomodating of casing, take place in order to reduce the condition that the antenna of active wireless direction finding equipment suffered the damage when the transportation, the life of extension antenna, also play dustproof effect, be favorable to the antenna to receiving signal better.
Preferably, the lifting component comprises a gear and a rack which are meshed with each other and a driving component used for driving the gear to rotate, the rack is vertically arranged, the top of the rack is fixed to the first worm gear, the gear is rotatably connected to the inside of the shell and vertically arranged, and the driving component is fixedly connected with the axis of the gear.
By adopting the technical scheme, the driving part drives the gear to rotate, and the gear drives the rack meshed with the gear to move along the depth direction of the accommodating groove so as to achieve the purpose that the antenna is accommodated in the accommodating groove or exposed outside the shell.
Preferably, the driving part comprises a second worm and a second worm wheel which are meshed with each other, the second worm is rotatably arranged and exposed out of the side surface of the shell, and the second worm wheel and the gear are coaxially fixed.
By adopting the technical scheme, the second worm is rotated, the second worm drives the second worm wheel meshed with the second worm to rotate, the second worm wheel drives the gear which is coaxially fixed with the second worm wheel to rotate so as to achieve the purpose of driving the gear to rotate, meanwhile, the second worm and the second worm wheel have self-locking performance, reverse self-locking can be realized, namely, only the second worm can drive the second worm wheel to rotate, the second worm wheel is prevented from rotating under the gravity action of the rack so as to drive the second worm to rotate, and a better limiting effect is achieved on the rack.
Preferably, the number of the guide blocks is two, the guide blocks are symmetrically arranged by taking the first worm wheel as a center, and two sides of the bottom of the rotating block are respectively connected to the guide blocks in a sliding manner.
Through adopting above-mentioned technical scheme, two guide blocks that use first worm wheel to set up as central symmetry are better to the guide effect of commentaries on classics piece, also are favorable to supporting better and change the piece, and more steady when changeing the piece and rotating.
Preferably, the guide block is provided with scale marks on one surface facing the outside of the shell.
Through adopting above-mentioned technical scheme, the staff commentaries on classics piece pivoted angle size can be instructed to the scale mark to do benefit to the staff and adjust the angle of antenna received signal.
Preferably, the rotating block is fixed with a pointer at the center of the bottom, a sliding groove for the pointer to slide is formed in the top of the guide block, the sliding groove is arranged in a hollow mode in the position corresponding to the scale mark, and a through groove communicated with the hollow position of the sliding groove is formed in the position, corresponding to the scale mark, of the rotating block.
Through adopting above-mentioned technical scheme, when changeing the piece and rotating, drive the fixed pointer in its bottom and slide along the length direction of spout, and the pointer just show on the logical groove of the outside one side of guide block towards the casing from the fretwork position when the position to the scale mark to the staff obtains the registration of scale mark, adjusts antenna received signal's angle better, and simultaneously, the pointer need not occupy the inner space who accomodates the groove.
Preferably, the notch of the receiving groove is closed by a cover plate.
Through adopting above-mentioned technical scheme, the apron plays the sealing action to the notch of accomodating the groove to reduce dust etc. and get into and accomodate the inslot, dustproof effect is better, plays better guard action to the antenna, also is favorable to prolonging the life of antenna.
Preferably, the antennas are arranged in pairs, the gears and the racks below the antennas are arranged in pairs, and a transmission component for enabling the gears to synchronously rotate is arranged between the two gears.
By adopting the technical scheme, the transmission part enables the two gears to synchronously rotate so as to enable the racks to synchronously move, thus facilitating the control of the position of the antenna by workers, reducing the number of driving parts for driving the gears to move and saving the cost.
To sum up, the utility model discloses following beneficial effect has:
1. the lifting component enables the antenna to be accommodated in the accommodating groove of the shell, so that the antenna of the active wireless direction finding equipment is prevented from being damaged during transportation, the service life of the antenna is prolonged, the dustproof effect is achieved, and meanwhile, the signal receiving angle of the antenna can be adjusted, so that the antenna can better receive signals;
2. the second worm and the second worm wheel drive the lifting component to move so as to realize reverse self-locking, avoid the second worm wheel from rotating under the gravity action of the rack to drive the second worm to rotate, and play a better limiting role on the rack;
3. the guide blocks which are symmetrically arranged have better guide effect on the rotating block, so that the rotating block can rotate more stably;
4. the scale marks can indicate workers, and the workers can adjust the angle of the antenna for receiving signals;
5. when the pointer is opposite to the position of the scale mark, the hollow position of the sliding groove is displayed on one surface of the guide block facing the outside of the shell, so that a worker can conveniently obtain the number of the scale mark, and meanwhile, the pointer does not occupy the inner space of the accommodating groove;
6. the cover plate has a sealing function on the notch of the accommodating groove so as to reduce dust and the like from entering the accommodating groove;
7. the transmission component enables the racks to move synchronously, so that workers can control the position of the antenna conveniently, the number of driving components for driving the gears to move is reduced, and the cost is saved.
Drawings
Fig. 1 is a schematic view of a storage state of an active wireless direction finding device;
FIG. 2 is a schematic diagram of the usage status of an active wireless direction-finding device;
FIG. 3 is a schematic diagram of the positional relationship of the lifting member, the first worm wheel, the first worm, the rotary block and the antenna;
FIG. 4 is an enlarged view of A of FIG. 3;
fig. 5 is a schematic diagram of the position relationship among the rotating block, the guide block, the first worm wheel and the limiting block.
In the figure: 1. a housing; 2. an antenna; 3. a receiving groove; 4. a lifting member; 41. a gear; 42. a rack; 43. a drive member; 431. a second worm; 432. a second worm gear; 5. a first worm gear; 6. a guide block; 7. rotating the block; 8. a first worm; 9. mounting holes; 10. a pointer; 11. a chute; 12. a through groove; 13. a cover plate; 14. a limiting groove; 15. a limiting block; 16. a synchronizing wheel; 17. a synchronous belt; 18. a panel; 19. a heat sink; 20. a turntable; 21. a bolt; 22. an operating sleeve; 23. a dovetail block; 24. and (4) screws.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an active wireless direction finding equipment, casing 1 including the cuboid, panel 18 is installed in casing 1's front, and panel 18 is used for active wireless direction finding equipment's wiring and control, and casing 1's back mounted has fin 19, and fin 19 has the polylith and sets up along the length direction interval at casing 1's the back, and the length of fin 19 is the same with the width at casing 1's the back.
Referring to fig. 1 and 2, casing 1 is inside to be seted up the groove 3 of accomodating that the notch is located casing 1 top, it has two and sets up along casing 1's both ends symmetry to accomodate groove 3, the notch of accomodating groove 3 all seals apron 13, apron 13 is close to one side at casing 1's both ends and all articulates the setting on casing 1, it has all accomodate antenna 2 in the groove 3 to accomodate, casing 1's side is rotated and is provided with carousel 20, wear to be equipped with the bolt 21 of butt in casing 1 side on the carousel 20.
Referring to fig. 3 and 4, a second worm 431 is fixed to the axial center position of the turntable 20, the second worm 431 is horizontally disposed, the second worm 431 is rotatably connected to the inside of the receiving groove 3 and engaged with a second worm wheel 432, the second worm wheel 432 is vertically disposed and rotatably connected to the inside of the receiving groove 3, and the second worm 431 is exposed to the side surface of the housing 1.
The second worm 431 and the second worm wheel 432 constitute a driving part 43 for driving the gear 41 fixed to the second worm wheel 432 to rotate.
The axle center position of second worm wheel 432 is fixed with the gear 41 of vertical setting, and gear 41 symmetry sets up and rotates respectively and connects in two are accomodate the groove 3, and all the meshing has rack 42 on the gear 41, and rack 42 is vertical and set up in accomodating the inslot 3 mutually dorsad, and the rack 42 one side back to the tooth is fixed with the joint in the dovetail piece 23 of accomodating the groove 3 lateral wall.
The gear 41, the rack 42, the second worm 431 and the second worm wheel 432 form a lifting member 4, and the lifting member 4 moves along the depth direction of the accommodating groove 3 to drive the antenna 2 to be accommodated in the accommodating groove 3 or to be exposed outside the accommodating groove 3.
Synchronizing wheels 16 are fixed at the axial center positions of the two gears 41, the synchronizing wheels 16 are vertically arranged, a synchronous belt 17 is wound between the two synchronizing wheels 16, and the synchronizing wheels 16 and the synchronous belt 17 are installed inside the shell 1.
The timing wheel 16 and the timing belt 17 constitute a transmission member for synchronously rotating the two gears 41.
Referring to fig. 3 and 5, a vertically arranged half-cut first worm wheel 5 is fixed on the top of the rack 42, and a guide block 6 with a semicircular section fixed on the top of the rack 42 is arranged beside the first worm wheel 5.
Referring to fig. 5, guide block 6 has two and uses first worm wheel 5 to set up as central symmetry, the top sliding connection of two guide blocks 6 has same commentaries on classics piece 7, the ascending spacing groove 14 of notch has all been seted up along circumference in the top of guide block 6, equal sliding connection has stopper 15 in the spacing groove 14, stopper 15 is along the equal opening of its direction of height, inner wall screwed mounting hole 9 has all been seted up to the bottom of commentaries on classics piece 7, equal threaded connection has screw 24 between opening of stopper 15 and the mounting hole 9, screw 24 is close to the tip of the one side of stopper 15 looks back to the other commentaries on classics piece 7 and is globular.
The first worm wheel 5 is meshed with a first worm 8 fixed with the bottom of the rotary block 7, the first worm 8 rotates and rolls along the half-circumference direction of the first worm wheel 5, two ends of the first worm 8 are exposed out of the rotary block 7 and are both sleeved with an operation sleeve 22, and the antenna 2 is vertically fixed on the top of the rotary block 7.
The guide block 6 is marked with scale marks (not shown) on its surface facing the outside of the housing 1. The rotating block 7 is fixedly provided with a pointer 10 at the center of the bottom, a sliding groove 11 is formed in the top of the guide block 6, the pointer 10 is connected in the sliding groove 11 in a sliding mode, the sliding groove 11 is arranged in a hollow mode in the position corresponding to the scale marks just opposite to the position of the scale marks, and a through groove 12 communicated with the hollow position of the sliding groove 11 is formed in the position corresponding to the scale marks on the rotating block 7.
The implementation principle of the embodiment is as follows:
before the active wireless direction finding equipment is used, the plug 21 is taken down, the rotating disc 20 is rotated, the second worm 431 fixed with the rotating disc 20 is driven to rotate, the second worm 431 drives the second worm wheel 432 meshed with the second worm 431 to rotate, and the second worm wheel 432 drives the gear 41 fixed with the second worm wheel 432 to rotate.
The gear 41 drives the synchronizing wheel 16 fixed with the gear to rotate, the synchronizing wheel 16 drives the synchronous belt 17 wound on the synchronizing wheel to transmit, the synchronous belt 17 drives another synchronizing wheel 16 to rotate, and then drives another gear 41 to rotate, so that the purpose of synchronously rotating the two gears 41 is achieved.
Meanwhile, the gear 41 drives the rack 42 engaged with the gear to move along the depth direction of the accommodating groove 3, so that the antenna 2 accommodated in the accommodating groove 3 moves towards the outside, the antenna 2 abuts against the cover plate 13 and the cover plate 13 turns towards the notch far away from the accommodating groove 3 until the guide block 6 at the bottom of the antenna 2 is completely exposed out of the housing 1, the bolt 21 traverses the rotary table 20 and abuts against the side surface of the housing 1, at this time, the cover plate 13 abuts against the two end positions at the top of the housing 1 under the action of gravity, and the antenna 2 is vertically upward.
The operation sleeve 22 is held by hand, the first worm 8 rotates and rolls along the half-circle direction of the first worm wheel 5, the rotating block 7 is driven to move, the limiting blocks 15 on two sides of the bottom of the rotating block 7 slide along the limiting grooves 14 of the guide block 6, the rotating block 7 slides along the half-circle direction of the guide block 6, and the antenna 2 is driven to rotate around the half-circle direction of the first worm wheel 5, so that the purpose of adjusting the angle of the antenna 2 is achieved.
The rotating block 7 drives the pointers 10 on two sides of the bottom of the rotating block to slide along the sliding grooves 11 of the guide block 6 when rotating, so that the pointers 10 are displayed on the through grooves 12 on one surface of the guide block 6 facing the outside of the shell 1 from the hollow-out positions when facing the positions of the scale marks, and the staff can conveniently obtain the number of the scale marks.
And then antenna 2 can be accomodate in the groove 3 of accomodating of casing 1 to reduce the antenna 2 of active wireless direction finding equipment and suffer the condition emergence of damaging when the transportation, prolong antenna 2's life, also play dustproof effect, be favorable to antenna 2 to receive signal better.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. Active wireless direction finding equipment, including casing (1), be provided with antenna (2), characterized by on casing (1): a containing groove (3) is arranged in the shell (1), the notch of the containing groove (3) is positioned at the top of the shell (1), a lifting component (4) moving along the depth direction of the accommodating groove (3) is arranged in the accommodating groove, a first worm wheel (5) which is vertically arranged and is halved is fixed at the top of the lifting component (4), a guide block (6) with a semicircular section and fixed at the top of the lifting component (4) is arranged beside the first worm wheel (5), the guide block (6) is connected with a rotating block (7) in a sliding way, the first worm wheel (5) is meshed with a first worm (8) fixed with the bottom of the rotating block (7), the first worm (8) rotates and rolls along the direction of the half circle of the first worm wheel (5), the antenna (2) is vertically fixed at the top of the rotating block (7) and can be accommodated in the accommodating groove (3).
2. An active wireless direction finding device as claimed in claim 1, characterised by: lifting unit (4) include intermeshing's gear (41), rack (42) and be used for the drive gear (41) pivoted driver part (43), rack (42) vertical setting and its top with first worm wheel (5) are fixed, gear (41) rotate to be connected casing (1) inside and vertical setting, driver part (43) with the axle center fixed connection of gear (41).
3. An active wireless direction finding device as claimed in claim 2, characterised by: the driving part (43) comprises a second worm (431) and a second worm wheel (432) which are meshed with each other, the second worm (431) is rotatably arranged and exposed out of the side surface of the shell (1), and the second worm wheel (432) is coaxially fixed with the gear (41).
4. An active wireless direction finding device as claimed in claim 1, characterised by: the two guide blocks (6) are symmetrically arranged by taking the first worm wheel (5) as a center, and two sides of the bottom of the rotating block (7) are respectively connected to the guide blocks (6) in a sliding manner.
5. An active wireless direction finding device as claimed in claim 1, characterised by: and scale marks are printed on one surface, facing the outside of the shell (1), of the guide block (6).
6. An active wireless direction finding device according to claim 5, wherein: the rotary block (7) is fixed with a pointer (10) at the center of the bottom, a sliding groove (11) for the pointer (10) to slide is formed in the top of the guide block (6), the sliding groove (11) is right opposite to one surface of the position of the scale mark in a hollow-out mode at the position corresponding to the scale mark, and a through groove (12) communicated with the hollow-out position of the sliding groove (11) is formed in the position corresponding to the scale mark on the rotary block (7).
7. An active wireless direction finding device as claimed in claim 1, characterised by: the notch of the accommodating groove (3) is sealed with a cover plate (13).
8. An active wireless direction finding device as claimed in claim 2, characterised by: the antenna (2) is arranged in pairs, the gear (41) and the rack (42) below the antenna (2) are arranged in pairs, and a transmission component used for enabling the gear (41) to synchronously rotate is arranged between the two gears (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549566.4U CN210690801U (en) | 2019-09-17 | 2019-09-17 | Active wireless direction finding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549566.4U CN210690801U (en) | 2019-09-17 | 2019-09-17 | Active wireless direction finding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210690801U true CN210690801U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921549566.4U Active CN210690801U (en) | 2019-09-17 | 2019-09-17 | Active wireless direction finding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210690801U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684847A (en) * | 2020-12-17 | 2021-04-20 | 湖南三易精工科技有限公司 | A operating handle that is used for unmanned aerial vehicle's having a safeguard function |
| CN114280403A (en) * | 2021-12-24 | 2022-04-05 | 中国人民解放军国防科技大学 | Electromagnetic interference testing device |
| CN116073930A (en) * | 2021-11-02 | 2023-05-05 | 北京广监云科技有限公司 | Frequency modulation broadcast real-time monitoring device |
-
2019
- 2019-09-17 CN CN201921549566.4U patent/CN210690801U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684847A (en) * | 2020-12-17 | 2021-04-20 | 湖南三易精工科技有限公司 | A operating handle that is used for unmanned aerial vehicle's having a safeguard function |
| CN116073930A (en) * | 2021-11-02 | 2023-05-05 | 北京广监云科技有限公司 | Frequency modulation broadcast real-time monitoring device |
| CN114280403A (en) * | 2021-12-24 | 2022-04-05 | 中国人民解放军国防科技大学 | Electromagnetic interference testing device |
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