CN215897736U - Emergency broadcast signal receiving device - Google Patents
Emergency broadcast signal receiving device Download PDFInfo
- Publication number
- CN215897736U CN215897736U CN202122489472.6U CN202122489472U CN215897736U CN 215897736 U CN215897736 U CN 215897736U CN 202122489472 U CN202122489472 U CN 202122489472U CN 215897736 U CN215897736 U CN 215897736U
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- damping
- signal receiving
- sliding
- broadcast signal
- emergency broadcast
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- 238000013016 damping Methods 0.000 claims abstract description 60
- 230000035939 shock Effects 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 10
- 230000003139 buffering effect Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses an emergency broadcast signal receiving device which comprises a device mounting frame and a signal receiving pot rotatably mounted above the device mounting frame, wherein a damping base is arranged below the device mounting frame, a damping cavity is arranged on the damping base, a transverse plate is movably mounted in the damping cavity, supporting rods are fixedly mounted at four corners of the top of the transverse plate, and the top ends of the supporting rods movably penetrate through the upper part of the damping base and are fixedly connected with the bottom of the device mounting frame. According to the emergency broadcast signal receiving device, the vibration of the signal receiving pot caused by the external vibration can be greatly reduced, the situation that the received signal is unstable and the signal quality is poor due to the fact that the existing emergency broadcast signal receiving device is subjected to the external vibration easily is avoided, and finally the received signal is stable and better in signal quality.
Description
Technical Field
The utility model relates to the technical field of broadcasting, in particular to an emergency broadcast signal receiving device.
Background
At present, a signal receiving device, generally a signal receiving pot, is generally used in emergency broadcasting; for example, a prior art patent CN213126020U discloses a broadcast signal receiving device, which includes a signal receiving pan and a bottom mounting box, wherein the front end of the signal receiving pan is fixed with a signal receiver through a front bracket, the rear end of the signal receiving pan is provided with a rear bracket, the rear bracket is fixedly connected with a vertical rod, the bottom of the bottom mounting box is provided with a bottom cavity, a cement seat is embedded in the bottom cavity in a clamping manner, a rotating column is fixedly inserted in a bearing, and the lower end of the outer side of the vertical rod is hermetically connected with a waterproof cover in a sealing manner; the broadcast signal receiving device rotates on the bearing through the rotating column, so that the rotating circular plate and the vertical rod are driven to rotate, and the direction of the signal receiving pot is adjusted.
However, the conventional emergency broadcast signal receiving device is easily affected by external vibration during the receiving process, and often causes instability of the received signal due to excessive vibration, and further affects the quality of the received signal, so that the final signal is unstable and poor in quality, and further improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an emergency broadcast signal receiving device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an emergency broadcast signal receiving device comprises a device mounting frame and a signal receiving pot rotatably mounted above the device mounting frame, wherein a damping base is arranged below the device mounting frame, a damping cavity is formed in the damping base, a transverse plate is movably mounted in the damping cavity, supporting rods are fixedly mounted at four corners of the top of the transverse plate, and the top ends of the supporting rods movably penetrate through the upper portion of the damping base and are fixedly connected with the bottom of the device mounting frame;
a first damping spring sleeved on the supporting rod is fixedly connected between the device mounting frame and the top of the damping base, symmetrically arranged sliding seats are slidably arranged at the bottom of the transverse plate, fixing seats are arranged on the sides, away from each other, of the two sliding seats, the fixing seats are fixedly arranged at the bottom of the transverse plate, transverse guide rods are fixedly connected between the two fixing seats, and the two sliding seats are slidably sleeved on the transverse guide rods; one side of each sliding seat, which is close to each other, is provided with a fixing ring, the fixing rings are fixedly sleeved on the transverse guide rod, and a second damping spring sleeved on the transverse guide rod is fixedly connected between each sliding seat and each fixing ring;
the inner wall of the bottom of the damping cavity is rotatably connected with rotating supports which are symmetrically arranged, and the top ends of the rotating supports are rotatably connected with the bottom of the sliding seat.
Preferably, both sides of the bottom of the transverse plate are fixedly connected with first return springs, and the bottom ends of the first return springs are fixedly connected to the inner wall of the bottom of the damping cavity; still overlap in the first reset spring and be equipped with the flexible movable rod of direction of vertical setting.
Preferably, a second return spring sleeved on the transverse guide rod is fixedly connected between the sliding seat and the fixed seat.
Preferably, the top of the sliding seat is provided with a transverse sliding block, the bottom of the transverse plate is provided with a transverse sliding groove, and the transverse sliding block is slidably mounted in the transverse sliding groove.
Preferably, the two ends of the transverse plate are provided with vertical sliding blocks, the inner walls of the two sides of the damping cavity are provided with vertical sliding grooves, and the vertical sliding blocks are slidably mounted in the vertical sliding grooves.
Preferably, a plurality of damping airbags are fixedly arranged between the device mounting frame and the damping base, wherein the device mounting frame is positioned on the inner side of the first damping spring.
Compared with the prior art, the utility model has the beneficial effects that:
in the utility model, when the external large vibration is received, the device mounting rack and the signal receiving pot can buffer downwards, and the device mounting rack can compress the damping air bag and the first damping spring when moving downwards, so that a part of vibration force can be greatly consumed through compression buffering of the first damping spring and gas buffering in the damping air bag; when the device mounting frame moves downwards, the supporting rod and the transverse plate also move downwards, when the transverse plate moves downwards, the two sliding seats also move downwards simultaneously, and when the sliding seats move downwards, the two sliding seats are supported by the rotating support and rotate, so that the two sliding seats can approach each other and compress the second damping spring, and the effect of buffering and energy dissipation can be further achieved through the compression of the second damping spring;
meanwhile, when the two sliding seats are close to each other, the second return spring is relatively stretched, and the transverse plate is also compressed when moving downwards, so that when the shock absorption disappears, the deformation force of the first return spring can slowly offset the deformation force of the first shock absorption spring and the shock absorption air bag; meanwhile, the tensile force of the second return spring can slowly offset the compression force of the second damping spring; finally, the shock absorption can be more stable after being disappeared, so that a better shock absorption effect can be further achieved.
In summary, the emergency broadcast signal receiving device provided by the utility model can greatly reduce the external excessive vibration to which the signal receiving pan is subjected, and avoid the situation that the received signal is unstable and the signal quality is poor due to the external excessive vibration to which the conventional emergency broadcast signal receiving device is subjected, so that the received signal is more stable and the signal quality is better.
Drawings
Fig. 1 is a schematic structural diagram of an emergency broadcast signal receiving apparatus according to the present invention;
FIG. 2 is an enlarged schematic view of part A of FIG. 1;
FIG. 3 is a schematic view showing the structure of the shock-absorbing bladder according to the present invention.
In the figure: 1. a device mounting frame; 101. a signal receiving pot; 2. a shock-absorbing base; 201. a damping chamber; 3. a support bar; 4. a transverse plate; 5. a shock-absorbing air bag; 6. a first damping spring; 7. a first return spring; 8. rotating the bracket; 9. a slide base; 10. a second damping spring; 11. a fixing ring; 12. a transverse guide rod; 13. a second return spring; 14. a fixed seat; 15. a transverse slide block; 16. a vertical slide block; 17. a vertical chute.
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.
Referring to fig. 1-3, an emergency broadcast signal receiving device comprises a device mounting frame 1 and a signal receiving pot 101 rotatably mounted above the device mounting frame 1, wherein a damping base 2 is arranged below the device mounting frame 1, a damping cavity 201 is arranged on the damping base 2, a transverse plate 4 is movably mounted in the damping cavity 201, supporting rods 3 are fixedly mounted at four corners of the top of the transverse plate 4, and the top ends of the supporting rods 3 movably penetrate through the upper part of the damping base 2 and are fixedly connected with the bottom of the device mounting frame 1;
a first damping spring 6 sleeved on the support rod 3 is fixedly connected between the device mounting frame 1 and the top of the damping base 2, symmetrically arranged sliding seats 9 are slidably mounted at the bottom of the transverse plate 4, fixing seats 14 are respectively arranged at the sides, away from each other, of the two sliding seats 9, the fixing seats 14 are fixedly mounted at the bottom of the transverse plate 4, a transverse guide rod 12 is fixedly connected between the two fixing seats 14, and the two sliding seats 9 are slidably sleeved on the transverse guide rod 12; one side of each of the two sliding seats 9, which is close to each other, is provided with a fixing ring 11, the fixing ring 11 is fixedly sleeved on a transverse guide rod 12, and a second damping spring 10 sleeved on the transverse guide rod 12 is fixedly connected between the sliding seat 9 and the fixing ring 11;
the inner wall of the bottom of the damping cavity 201 is rotatably connected with rotating supports 8 which are symmetrically arranged, and the top ends of the rotating supports 8 are rotatably connected with the bottom of the sliding seat 9. According to the emergency broadcast signal receiving device, the vibration of the signal receiving pot 101 caused by the external vibration can be greatly reduced, the situation that the received signal is unstable and the signal quality is poor due to the fact that the existing emergency broadcast signal receiving device is subjected to the external vibration easily is avoided, and finally the received signal is more stable and better in signal quality.
In this example, the two sides of the bottom of the transverse plate 4 are fixedly connected with the first return springs 7, and the bottom ends of the first return springs 7 are fixedly connected to the inner wall of the bottom of the damping cavity 201; a vertically arranged guide telescopic movable rod is further sleeved in the first return spring 7.
In this example, a second return spring 13 is fixedly connected between the slide 9 and the fixed seat 14, and is sleeved on the transverse guide rod 12.
In this example, a transverse sliding block 15 is arranged at the top of the sliding seat 9, a transverse sliding groove is arranged at the bottom of the transverse plate 4, and the transverse sliding block 15 is slidably mounted in the transverse sliding groove; both ends of diaphragm 4 all are provided with vertical slider 16, all are equipped with vertical spout 17 on the both sides inner wall of shock attenuation chamber 201, and vertical slider 16 slidable mounting is in vertical spout 17.
In this example, a plurality of damper air bags 5 are fixedly provided between the device-mounting bracket 1 and the damper base 2 inside the first damper springs 6.
According to the emergency broadcast signal receiving device provided by the utility model, when external large vibration is applied, the device mounting frame 1 and the signal receiving pot 101 can buffer downwards, and the device mounting frame 1 can compress the damping air bag 5 and the first damping spring 6 when moving downwards, so that a part of vibration force can be greatly consumed through compression buffering of the first damping spring 6 and air buffering in the damping air bag 5; when the device mounting frame 1 moves downwards, the supporting rod 3 and the transverse plate 4 also move downwards, when the transverse plate 4 moves downwards, the two sliding seats 9 also move downwards simultaneously, and meanwhile, when the sliding seats 9 move downwards, the sliding seats are supported by the rotating support 8 and rotate, so that the two sliding seats 9 can approach each other and compress the second damping spring 10, and the effect of buffering and energy dissipation can be further achieved through the compression of the second damping spring 10; meanwhile, when the two sliding seats 9 approach each other, the second return spring 13 is relatively stretched, and when the transverse plate 4 moves downwards, the first return spring 7 is compressed, so that when the shock absorption disappears, the deformation force of the first return spring 7 can slowly abut against the deformation force of the first shock absorption spring 6 and the shock absorption air bag 5; meanwhile, the tensile force of the second return spring 13 can slowly offset the compression force of the second damping spring 10; finally, the shock absorption can be more stable after being disappeared, so that a better shock absorption effect can be further achieved.
Finally, in the utility model, the excessive external vibration on the signal receiving pot 101 can be greatly reduced, the situation that the received signal is unstable and the signal quality is poor due to the external excessive vibration on the conventional emergency broadcast signal receiving device is avoided, and finally the received signal is more stable and has better signal quality.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. An emergency broadcast signal receiving device comprises a device mounting frame (1) and a signal receiving pot (101) rotatably mounted above the device mounting frame (1), and is characterized in that a damping base (2) is arranged below the device mounting frame (1), a damping cavity (201) is arranged on the damping base (2), a transverse plate (4) is movably mounted in the damping cavity (201), supporting rods (3) are fixedly mounted at four corners of the top of the transverse plate (4), and the top ends of the supporting rods (3) movably penetrate through the upper side of the damping base (2) and are fixedly connected with the bottom of the device mounting frame (1);
a first damping spring (6) sleeved on the support rod (3) is fixedly connected between the device mounting frame (1) and the top of the damping base (2), symmetrically arranged sliding seats (9) are slidably mounted at the bottom of the transverse plate (4), fixing seats (14) are arranged on the sides, away from each other, of the two sliding seats (9), the fixing seats (14) are fixedly mounted at the bottom of the transverse plate (4), a transverse guide rod (12) is fixedly connected between the two fixing seats (14), and the two sliding seats (9) are slidably sleeved on the transverse guide rod (12); one side of each of the two sliding seats (9), which is close to each other, is provided with a fixing ring (11), the fixing ring (11) is fixedly sleeved on the transverse guide rod (12), and a second damping spring (10) sleeved on the transverse guide rod (12) is fixedly connected between the sliding seats (9) and the fixing ring (11);
the inner wall of the bottom of the damping cavity (201) is rotatably connected with rotating supports (8) which are symmetrically arranged, and the top ends of the rotating supports (8) are rotatably connected with the bottom of the sliding seat (9).
2. The emergency broadcast signal receiving device according to claim 1, wherein the first return spring (7) is fixedly connected to both sides of the bottom of the transverse plate (4), and the bottom end of the first return spring (7) is fixedly connected to the inner wall of the bottom of the damping cavity (201); a vertically arranged guide telescopic movable rod is further sleeved in the first return spring (7).
3. An emergency broadcast signal receiving device according to claim 1, wherein a second return spring (13) is fixedly connected between the sliding base (9) and the fixed base (14) and sleeved on the transverse guide rod (12).
4. An emergency broadcast signal receiving device according to claim 1, wherein the top of the sliding base (9) is provided with a lateral sliding block (15), the bottom of the lateral plate (4) is provided with a lateral sliding slot, and the lateral sliding block (15) is slidably mounted in the lateral sliding slot.
5. The emergency broadcast signal receiving device according to claim 1, wherein vertical sliding blocks (16) are arranged at two ends of the transverse plate (4), vertical sliding grooves (17) are arranged on inner walls of two sides of the damping cavity (201), and the vertical sliding blocks (16) are slidably mounted in the vertical sliding grooves (17).
6. An emergency broadcast signal receiving apparatus according to claim 1, wherein a plurality of damping air bags (5) are fixedly provided between the apparatus mounting bracket (1) and the damping base (2) inside the first damping spring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122489472.6U CN215897736U (en) | 2021-10-15 | 2021-10-15 | Emergency broadcast signal receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122489472.6U CN215897736U (en) | 2021-10-15 | 2021-10-15 | Emergency broadcast signal receiving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215897736U true CN215897736U (en) | 2022-02-22 |
Family
ID=80250686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122489472.6U Expired - Fee Related CN215897736U (en) | 2021-10-15 | 2021-10-15 | Emergency broadcast signal receiving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215897736U (en) |
-
2021
- 2021-10-15 CN CN202122489472.6U patent/CN215897736U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220222 |