CN218770045U - Anechoic chamber switching frock coupling mechanism - Google Patents
Anechoic chamber switching frock coupling mechanism Download PDFInfo
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- CN218770045U CN218770045U CN202223085895.2U CN202223085895U CN218770045U CN 218770045 U CN218770045 U CN 218770045U CN 202223085895 U CN202223085895 U CN 202223085895U CN 218770045 U CN218770045 U CN 218770045U
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- anechoic chamber
- receiving
- fixedly connected
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Abstract
The utility model discloses an anechoic chamber switching frock coupling mechanism relates to anechoic chamber technical field, be in including removing the base and setting remove the support column on the base, still include: the sliding block is vertically arranged on the supporting column in a sliding mode, and a rotating rod is connected to the sliding block in a rotating mode; the receiving and transmitting antenna is rotatably arranged on the supporting column and mainly comprises a central rod and a plurality of line bodies, the central rod is fixedly connected to the rotating rod, and the plurality of line bodies are grouped in pairs. The utility model provides a pair of anechoic chamber switching frock coupling mechanism, it is spacing to the centre gripping of receiving and dispatching electric wire after rotating through utilizing the centre gripping subassembly, avoided as far as possible when using switching frock to switch over to receiving and dispatching antenna, because rocking of receiving and dispatching antenna makes the receiving and dispatching antenna receive the condition emergence of colliding with, increased receiving and dispatching antenna's service life to a certain extent.
Description
Technical Field
The utility model relates to an anechoic chamber technical field, concretely relates to anechoic chamber switching frock coupling mechanism.
Background
The anechoic chamber is a closed shielding chamber which is mainly used for simulating an open field and is also used for radiated radio disturbance (EMI) and radiation sensitivity (EMS) measurement. The size of the anechoic chamber and the selection of the radio frequency wave-absorbing material are mainly determined by the dimension of the external line of a tested device (EUT) and the test requirements, and are divided into a 1m method, a 3m method or a 10m method.
Anechoic chambers generally for radiation testing, the test sites are divided into three categories, full anechoic chambers, half anechoic chambers and open fields. The radiation tests performed in the three test sites can be generally considered to accord with the propagation rule of the electromagnetic wave in the free space.
If the announcement is CN 210744143U, the name is "a chinese patent that is used for switching frock of anechoic chamber", including guide rail post, connector, receiving and dispatching antenna, the switching mechanism of being convenient for, universal wheel and unable adjustment base, guide rail post annular side cover is equipped with the connector, receiving and dispatching antenna is installed to connector right-hand member face, guide rail post downside is provided with the switching mechanism of being convenient for, guide rail post downside is fixed with unable adjustment base, the universal wheel is installed to the terminal surface under the unable adjustment base, the switching mechanism of being convenient for includes clamp plate, set casing, adjusting bolt, fastening bolt, wear-resisting gasket, mounting panel, bearing, axis of rotation and chuck, the set casing up end is installed the set casing, the clamp plate is installed to the set casing upside, clamp plate internally mounted has adjusting bolt, fastening bolt is installed to the set casing left and right sides, the wear-resisting gasket is installed to set casing up end inside, the mounting panel is installed to the inside the set casing downside, the bearing is installed to the mounting panel up the terminal surface, bearing internally mounted has the axis of rotation, the terminal surface is installed in the axis of rotation. Above-mentioned patent has been solved current switching frock for anechoic chamber and when installing fixedly to receiving and dispatching antenna, it is not convenient to install, and receiving and dispatching antenna can not carry out the pivoted problem.
When testing the anechoic chamber, need use the receiving and dispatching antenna to receive the signal in the anechoic chamber, however in order to make things convenient for the staff to use the receiving and dispatching antenna to receive the signal of each position in the anechoic chamber, need use the switching frock to carry out interim fixed to the receiving and dispatching antenna, make the connection frock can make things convenient for the staff to carry out the effect that the position shifted to the receiving and dispatching antenna as required, but when using the switching frock that the above-mentioned patent provided to use the receiving and dispatching antenna that the anechoic chamber used to switch, because the switching frock is relatively poor to the spacing effect of pivoted receiving and dispatching antenna, lead to using switching coupling mechanism to carry out the in-process of switching to the receiving and dispatching antenna, very easily because rocking of receiving and dispatching antenna, cause the collision to the receiving and dispatching antenna, thereby make the impaired condition of receiving and dispatching antenna take place, consequently, the service life of receiving and dispatching antenna has been shortened to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anechoic chamber switching frock coupling mechanism to solve the above-mentioned weak point among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an anechoic chamber switching frock coupling mechanism, is in including removing the base and setting remove the support column on the base, still includes: the sliding block is vertically arranged on the supporting column in a sliding mode, and a rotating rod is connected to the sliding block in a rotating mode; the receiving and transmitting antenna is rotatably arranged on the supporting column and mainly comprises a central rod and a plurality of line bodies, the central rod is fixedly connected to the rotating rod, the line bodies in the same group are grouped pairwise, and the line bodies in the same group are respectively and fixedly connected to two sides of the central rod; and the supporting column is provided with a clamping assembly for clamping the central rod.
Further, the mobile base mainly comprises a bottom plate, an insertion seat, two clamping plates and four universal wheels: the inserting seat is fixedly connected to the bottom plate; the two clamping plates are arranged in the plug socket in a collinear and reverse sliding manner; the four universal wheels are fixedly arranged at the bottom of the bottom plate; the bottom plate is provided with a driving assembly used for driving the two clamping plates to slide.
Furthermore, the driving assembly comprises a driving rod which is rotatably arranged on the plug-in connection seat, two thread sections with opposite rotation directions are arranged on the driving rod, and the two clamping plates are respectively in threaded connection with the two thread sections.
Furthermore, the circumferential surface of the driving rod is rotatably connected with two supporting blocks, and the two supporting blocks are fixedly connected to the bottom plate.
Further, the centre gripping subassembly includes fixed connection and is in solid fixed ring on the support column is global, gu fixed ring is global to go up fixedly connected with joint frame, it is provided with the buckle to slide on the joint frame, be provided with two elastic components between buckle and the joint frame.
Furthermore, the joint frame is the equal fixedly connected with connection frame in both sides corresponding each other, two the equal sliding connection in inside of connection frame has the butt joint board, two the equal fixed connection of butt joint board is in on the buckle.
Furthermore, two the elastic component is the extension spring, the one end and the connection frame fixed connection of extension spring, the other end passes through a connecting plate and buttjunction board fixed connection.
Furthermore, all fixed mounting has the protection to fill up between joint frame and the buckle, the protection is filled up for the foam-rubber cushion.
Further, threaded connection has the locking round pin on the well core rod, the locking round pin butt is in on the sliding block.
In the technical scheme, the utility model provides an anechoic chamber switching frock coupling mechanism possesses following beneficial effect: when using switching frock coupling mechanism to carry out the switching to the receiving and dispatching antenna who uses at needs, the height of slider on the regulation support column, after the slider is adjusting suitable position, rotate receiving and dispatching antenna, make receiving and dispatching antenna can down overturn around the bull stick, after the well core rod of receiving and dispatching antenna rotates suitable position, it is spacing to utilize centre gripping subassembly to carry out the centre gripping to well core rod on the receiving and dispatching antenna, then through the slip removal base, make the receiving and dispatching antenna after accomodating can remove required position as required, it is spacing to utilize the centre gripping subassembly to the centre gripping of rotatory back receiving and dispatching electric wire, when having avoided using switching frock to carry out the switching to the receiving and dispatching antenna as far as possible, because rocking of receiving and dispatching antenna makes the condition emergence that receiving and dispatching antenna received and colliding with, receiving and dispatching antenna's service life has been increased to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic overall structural diagram according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a point a in fig. 2 according to an embodiment of the present invention;
fig. 3 is a schematic partial structural view of fig. 1 according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a location B in fig. 3 according to an embodiment of the present invention;
fig. 5 is a schematic view of a part of the structure of the mobile base in fig. 1 according to an embodiment of the present invention;
fig. 6 is a schematic partial structure diagram of fig. 5 according to an embodiment of the present invention.
Description of reference numerals:
1. moving the base; 11. a base plate; 12. a socket; 13. a splint; 14. a drive rod; 15. a support block; 16. a universal wheel; 2. a support column; 3. a transmit-receive antenna; 31. a center pole; 32. a wire body; 401. a slider; 402. a rotating rod; 403. a locking pin; 404. a fixing ring; 405. clamping the frame; 406. a connecting frame; 407. butt-joint plates; 408. an elastic member; 409. buckling the plate; 410. a connecting plate; 411. a protective pad.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-6, an embodiment of the present invention provides an anechoic chamber switching tool connecting mechanism, including a movable base 1 and a support column 2 disposed on the movable base 1, further including: the sliding block 401 is vertically arranged on the supporting column 2 in a sliding mode, and the sliding block 401 is rotatably connected with a rotating rod 402; the receiving and transmitting antenna 3 is rotationally arranged on the supporting column 2, the receiving and transmitting antenna 3 mainly comprises a central rod 31 and a plurality of line bodies 32, the central rod 31 is fixedly connected to the rotating rod 402, the plurality of line bodies 32 are grouped in pairs, and the same group of line bodies 32 are respectively and fixedly connected to two sides of the central rod 31; a clamping component for clamping the central rod 31 is arranged on the supporting column 2; when needing to use switching frock coupling mechanism to carry out the switching to receiving and dispatching antenna 3 who uses, adjust slider 401's height on the support column 2, after slider 401 is adjusting suitable position, rotate receiving and dispatching antenna 3, make receiving and dispatching antenna 3 can down overturn around bull stick 402, after well core rod 31 of receiving and dispatching antenna 3 rotates suitable position, it is spacing to utilize centre gripping subassembly to carry out centre gripping to well core rod 31 on receiving and dispatching antenna 3, then through sliding movement base 1, make receiving and dispatching antenna 3 after accomodating can remove required position as required, through utilizing centre gripping subassembly to the centre gripping of receiving and dispatching electric wire after rotating spacing, when having avoided using switching frock to carry out the switching to receiving and dispatching antenna 3 as far as possible, because rocking of receiving and dispatching antenna 3 makes receiving and dispatching antenna 3 receive the condition emergence of colliding with, receiving and dispatching antenna 3's service life has been increased to a certain extent.
Specifically, the movable base 1 mainly comprises a bottom plate 11, an insertion socket 12, two clamping plates 13 and four universal wheels 16: the plug socket 12 is fixedly connected on the bottom plate 11; the two clamping plates 13 are arranged in the inserting seat 12 in a collinear reverse sliding manner; four universal wheels 16 are fixedly arranged at the bottom of the bottom plate 11; the bottom plate 11 is provided with a driving component for driving the two clamping plates 13 to slide; when assembling support column 2 in needs, place support column 2 in proper position department in bayonet socket 12, then utilize drive assembly for two splint 13 can move toward the direction that is close to each other under drive assembly's effect, thereby make support column 2 can be by the centre gripping spacing between bayonet socket 12 and two splint 13, can improve switching frock coupling mechanism's detachability to a certain extent.
Specifically, the driving assembly comprises a driving rod 14 rotatably arranged on the plug socket 12, two thread sections with opposite rotation directions are arranged on the driving rod 14, and the two clamping plates 13 are respectively in threaded connection with the two thread sections; the driving rod 14 can move the two clamping plates 13 toward or away from each other under the action of the driving rod 14.
Specifically, two supporting blocks 15 are rotatably connected to the circumferential surface of the driving rod 14, and both the two supporting blocks 15 are fixedly connected to the bottom plate 11; the supporting block 15 has an effect of supporting the driving rod 14.
Specifically, the clamping assembly comprises a fixing ring 404 fixedly connected to the circumferential surface of the support column 2, a clamping frame 405 is fixedly connected to the circumferential surface of the fixing ring 404, a pinch plate 409 is slidably arranged on the clamping frame 405, and two elastic pieces 408 are arranged between the pinch plate 409 and the clamping frame 405; when it is spacing to use centre gripping subassembly to carry out the centre gripping to well core rod 31 on receiving and dispatching antenna 3 at needs, the regulating block slides up along the axial of support column 2, after slider 401 slides to suitable height, downwards overturn and rotate receiving and dispatching antenna 3, after receiving and dispatching antenna 3 overturns to suitable position downwards, make well core rod 31 on the receiving and dispatching antenna 3 inject to joint frame 405 in, then utilize elastic component 408, make buckle 409 under elastic component 408's effect, make receiving and dispatching antenna 3 can be by between the spacing joint frame 405 of centre gripping and the buckle 409, thereby played the effect that can accomodate receiving and dispatching antenna 3.
Specifically, the two corresponding sides of the clamping frame 405 are fixedly connected with connecting frames 406, the insides of the two connecting frames 406 are slidably connected with butt joint plates 407, and the two butt joint plates 407 are fixedly connected to buckle plates 409; the abutting plates 407 of the two connecting frames 406 have an effect of restricting the sliding direction of the buckle 409.
Specifically, the two elastic members 408 are tension springs, one end of each tension spring is fixedly connected with the connecting frame 406, and the other end of each tension spring is fixedly connected with the abutting plate 407 through a connecting plate 410; by using the tension spring, the effect that the pinch plate 409 can rapidly clamp the central rod 31 in the clamping frame 405 under the action of the tension spring is achieved.
Specifically, a protective pad 411 is fixedly arranged between the clamping frame 405 and the pinch plate 409, and the protective pad 411 is a spongy pad; utilize the protection pad 411, played and to have played the effect that can play the protection to centre rod 31 of centre gripping spacing between joint frame 405 and buckle 409, avoided as far as possible because elastic component 408 action dynamics is great, caused the extrusion to centre rod 31 for the condition that centre rod 31 warp takes place.
Specifically, the center rod 31 is connected with a locking pin 403 through a thread, and the locking pin 403 abuts against the sliding block 401; by means of the locking pin 403, the effect of limiting the rotation of the transmitting and receiving antenna 3 is achieved, and the effect of clamping and limiting the transmitting and receiving antenna 3 is improved to a certain extent.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.
Claims (9)
1. The utility model provides an anechoic chamber switching frock coupling mechanism, is in including removing base (1) and setting support column (2) on removing base (1), its characterized in that still includes:
the sliding block (401) is vertically arranged on the supporting column (2) in a sliding mode, and a rotating rod (402) is connected to the sliding block (401) in a rotating mode;
the receiving and transmitting antenna (3) is rotatably arranged on the supporting column (2), the receiving and transmitting antenna (3) mainly comprises a central rod (31) and a plurality of wire bodies (32), the central rod (31) is fixedly connected to the rotating rod (402), the plurality of wire bodies (32) are grouped in pairs, and the wire bodies (32) in the same group are respectively and fixedly connected to two sides of the central rod (31);
the supporting column (2) is provided with a clamping assembly used for clamping the central rod (31).
2. An anechoic chamber transfer tool connecting mechanism according to claim 1, wherein the movable base (1) mainly comprises a bottom plate (11), a socket (12), two clamping plates (13) and four universal wheels (16):
the plug socket (12) is fixedly connected to the bottom plate (11);
the two clamping plates (13) are arranged in the plug socket (12) in a collinear and reverse sliding manner;
the four universal wheels (16) are fixedly arranged at the bottom of the bottom plate (11);
and the bottom plate (11) is provided with a driving assembly for driving the two clamping plates (13) to slide.
3. The anechoic chamber switching tool connecting mechanism according to claim 2, wherein the driving assembly comprises a driving rod (14) rotatably arranged on the plug socket (12), two threaded sections with opposite rotation directions are formed in the driving rod (14), and the two clamping plates (13) are respectively in threaded connection with the two threaded sections.
4. The anechoic chamber transfer tool connecting mechanism according to claim 3, wherein two supporting blocks (15) are rotatably connected to the circumferential surface of the driving rod (14), and both the two supporting blocks (15) are fixedly connected to the bottom plate (11).
5. The anechoic chamber transfer tool connecting mechanism is characterized in that the clamping assembly comprises a fixing ring (404) fixedly connected to the peripheral surface of the supporting column (2), a clamping frame (405) is fixedly connected to the peripheral surface of the fixing ring (404), a buckle plate (409) is arranged on the clamping frame (405) in a sliding mode, and two elastic pieces (408) are arranged between the buckle plate (409) and the clamping frame (405).
6. An anechoic chamber transfer tool connecting mechanism according to claim 5, wherein connecting frames (406) are fixedly connected to two sides of the clamping frames (405) corresponding to each other, butt-joint plates (407) are slidably connected to the insides of the two connecting frames (406), and the two butt-joint plates (407) are fixedly connected to the buckle plate (409).
7. The anechoic chamber transfer tool connecting mechanism according to claim 6, wherein both of the elastic members (408) are tension springs, one end of each tension spring is fixedly connected with the connecting frame (406), and the other end of each tension spring is fixedly connected with the butt plate (407) through a connecting plate (410).
8. An anechoic chamber transfer tool connecting mechanism according to claim 5, wherein a protective pad (411) is fixedly arranged between the clamping frame (405) and the buckle plate (409), and the protective pad (411) is a spongy pad.
9. The anechoic chamber transfer tool connecting mechanism according to claim 1, wherein a locking pin (403) is screwed on the center rod (31), and the locking pin (403) abuts against the sliding block (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223085895.2U CN218770045U (en) | 2022-11-17 | 2022-11-17 | Anechoic chamber switching frock coupling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223085895.2U CN218770045U (en) | 2022-11-17 | 2022-11-17 | Anechoic chamber switching frock coupling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218770045U true CN218770045U (en) | 2023-03-28 |
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ID=85650988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223085895.2U Active CN218770045U (en) | 2022-11-17 | 2022-11-17 | Anechoic chamber switching frock coupling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218770045U (en) |
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2022
- 2022-11-17 CN CN202223085895.2U patent/CN218770045U/en active Active
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