Unidirectional damping whip antenna fixing device

Abstract

The invention relates to the field of ultra-short wave communication, in particular to a one-way damping whip antenna fixing device. The fixing device is provided with a movable buckle which can rotate along with the whip antenna after the whip antenna slides into the U-shaped groove; damping is provided through the damping block rotating in the silicone oil; the torsional spring wound on the damping rotating shaft is matched with the damping block, so that damping is provided only during one-way rotation; one-way damping is transmitted to the movable buckle through the gear set, the whip antenna is damped when moving upwards, and otherwise the whip antenna is not damped. The continuous upward acting force in the erecting process can enable the whip-shaped antenna to normally move upwards; in the bumping process, the upward displacement of the whip-shaped antenna can be reduced, the whip-shaped antenna can rapidly fall and reset, the whip-shaped antenna is effectively prevented from bouncing, and the service life of the whip-shaped antenna is prolonged. One-way damping is applied to the whip-shaped antenna through a mechanical structure, the structure is reliable, installation is easy, and bounce of the whip-shaped antenna can be effectively reduced under the condition that erecting is guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of ultra-short wave communication, in particular to a one-way damping whip antenna fixing device. BACKGROUND

[0002] The whip antenna is an antenna for ultra-short wave communication, which is widely used in workshop service communication, and has a length of more than 3 meters and a diameter of less than 3 centimeters at the narrowest part. The whip antenna has the characteristics of long length, small diameter and large elasticity, and is prone to deformation under stress. The whip antenna support currently in use can only complete positioning in the left-right direction after the antenna is laid down, and cannot be fixed in the vertical direction. During the driving process of the vehicle, the whip antenna is prone to vertical displacement due to bumps, which may cause the whip antenna to jump out of the support and affect the erection of the whip antenna, and also cause collision and damage to the antenna. It is necessary to design a fixing device that can fix the whip antenna in the vertical direction and does not affect the normal erection of the whip antenna. SUMMARY

[0003] The present application aims to solve the problems of the prior art, and provides a one-way damping whip antenna fixing device, which is easy to install, reliable in structure, can provide one-way damping, prevent the whip antenna from jumping during the driving process, and will not affect the normal erection and laying down of the whip antenna.

[0004] To achieve the above-mentioned purpose, the present application provides a one-way damping whip antenna fixing device, comprising: A fixing unit, the fixing unit comprises a fixing body, a U-shaped groove is vertically provided in the middle of the fixing body, a movable buckle is arranged in the U-shaped groove, the movable buckle is used for rotating to match the whip antenna during lifting, and the whip antenna is fixed in the U-shaped groove in the horizontal direction; An 8-shaped groove is further provided on the surface of the fixing body, the 8-shaped groove is used for accommodating a transmission gear and a damping gear, the transmission gear is matched with the movable buckle through a transmission shaft to rotate together; A damping unit, the damping unit comprises a gear compartment cover plate, a protrusion is arranged on the back of the gear compartment cover plate, the protrusion is used for matching the 8-shaped groove to fix the transmission gear and the damping gear, and a damping shaft is arranged in the middle of the damping gear.

[0005] Preferably, the movable buckle applies damping to the whip antenna in the vertical direction when rotating, the transmission gear and the damping gear provide damping for the movable buckle when matched, and the whip antenna is fixed in the vertical direction.

[0006] Preferably, the movable buckle is provided with a hole, the hole is used for mounting a magnet, the magnet is magnetically fixed with the fixing body, and the movable buckle is fixed when the whip antenna is lifted.

[0007] Preferably, the gear compartment cover plate surface is provided with a silicone oil compartment for accommodating a damping block and silicone oil, and the bottom of the silicone oil compartment is provided with an opening through which the damping rotating shaft is matched with the damping gear.

[0008] Preferably, the damping block is provided with inclined structures on both sides for increasing the contact area of the damping block and the silicone oil.

[0009] Preferably, the middle part of the damping block is provided with an H-shaped slot matched and connected with a torsional spring leg.

[0010] Preferably, the torsional spring has the same inner diameter as the outer diameter of the damping rotating shaft, is wound outside the damping rotating shaft, and the torsional spring leg is arranged on one side of the surface of the torsional spring.

[0011] Preferably, the silicone oil compartment cover plate is provided with four openings matched with the gear compartment cover plate, so that the silicone oil compartment cover plate and the gear compartment cover plate are matched and connected.

[0012] Compared with the prior art, the technical scheme has the following beneficial effects: the movable buckle is provided with a magnet at a corresponding position of the main body of the fixing device, so that the movable buckle can be fixed after the whip-shaped antenna is lifted, and the movable buckle is prevented from being mistakenly locked when the antenna falls; the movable buckle has a specific opening angle, so that the movable buckle can closely move with the whip-shaped antenna when the whip-shaped antenna falls vertically, and the whip-shaped antenna is effectively prevented from bouncing; the silicone oil and the damping block are used to apply damping, so that the whip-shaped antenna bouncing caused by instantaneous force can be effectively reduced, the whip-shaped antenna can normally rotate when the whip-shaped antenna is vertically erected, and the whip-shaped antenna is not affected; the torsional spring is used to apply one-way damping, and the movable buckle only applies downward damping, so that the whip-shaped antenna is not affected by the damping when falling, and even if the whip-shaped antenna slightly bounces, the whip-shaped antenna can quickly return to the lowest position. BRIEF DESCRIPTION OF DRAWINGS

[0013] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments, made with reference to the accompanying drawings: Figure 1 It is an explosive structure diagram of the present application; Figure 2 It is a transmission part installation state structure diagram of the present application; Figure 3 It is a damping part installation state structure front view and right view of the present application; Figure 4 It is an installation state structure diagram of the present application; In the figure: 1. Fixer body, 2. Movable buckle, 3. Transmission gear, 4. Damping gear, 5. Gear cover plate, 6. Torsion spring, 7. Damping block, 8. Silicon oil tank cover plate, 9. Transmission shaft, 10. Damping shaft, 11. Magnet, 12. M3*25 countersunk screw, 13. M3*12 countersunk screw, 14. 8mm hole, 15. 8-shaped groove, 16. Vertical groove, 17. Silicon oil tank, 18. H-shaped groove, 19. Cross-shaped convex, 20. U-shaped groove, 21. Guide groove. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the present application will be clearly and completely described and discussed with reference to the drawings of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and all other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present application without creative work shall fall within the protection scope of the present application.

[0015] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be intervening components. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be intervening components. When a component is referred to as being "disposed" on another component, it can be directly disposed on the other component or there can be intervening components. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for illustrative purposes only.

[0016] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0017] Reference Figures 1 to 4 The embodiment provides a one-way damping whip antenna fixing device, which comprises: A fixing unit comprises a fixer body, a U-shaped groove is vertically arranged in the middle of the fixer body, a movable buckle is arranged in the U-shaped groove, the movable buckle is used for cooperating with the whip antenna to rotate when the whip antenna is lifted and lowered, and the whip antenna is fixed in the U-shaped groove in the horizontal direction; an 8-shaped groove is further arranged on the surface of the fixer body, the 8-shaped groove is used for accommodating a transmission gear and a damping gear, the transmission gear is matched with the movable buckle through a transmission shaft, and the transmission gear and the movable buckle rotate together. The damping unit comprises a gear compartment cover plate, the back of the gear compartment cover plate is provided with a protrusion, the protrusion is used for cooperating with the 8-shaped groove, so that the transmission gear and the damping gear are fixed, and the damping gear is sleeved with a damping rotating shaft.

[0018] The movable buckle applies damping to the whip antenna in the vertical direction when rotating, the transmission gear and the damping gear cooperate to provide damping for the movable buckle and fix the whip antenna in the vertical direction. The movable buckle is provided with a hole for mounting a magnet, the magnet is magnetically fixed with the fixed body, and the movable buckle is fixed when the whip antenna is raised.

[0019] The surface of the gear compartment cover plate is provided with a silicone oil compartment for accommodating a damping block and silicone oil, the bottom of the silicone oil compartment is provided with an opening, the damping rotating shaft passes through the opening and cooperates with the damping gear. The damping block is provided with inclined structures on both sides, which are used to increase the contact area of the damping block and the silicone oil. The middle part of the damping block is provided with an H-shaped slot, which is connected with the foot of the torsional spring. It also includes a torsional spring, the inner diameter of the torsional spring is the same as the outer diameter of the damping rotating shaft, the torsional spring is wound outside the damping rotating shaft, and the foot of the torsional spring is arranged on one side of the surface of the torsional spring. It also includes a silicone oil compartment cover plate, the silicone oil compartment cover plate is provided with four openings, the openings cooperate with the gear compartment cover plate, so that the silicone oil compartment cover plate and the gear compartment cover plate are connected.

[0020] Specifically, referring to Figure 1 , the one-way damping whip antenna fixing device comprises a fixed body 1, a movable buckle 2, a transmission gear 3, a damping gear 4, a gear compartment cover plate 5, a torsional spring 6, a damping block 7, a silicone oil compartment cover plate 8, a transmission rotating shaft 9, a damping rotating shaft 10, an 8mm magnet 11, an M3*25 countersunk screw 12 and an M3*12 countersunk screw 13.

[0021] Referring to Figure 2 , the transmission part structure installation is completed, the fixed body 1 and the movable buckle 2 are both provided with an 8mm hole 14 for mounting an 8mm magnet 11, the directions of the two magnets should be adjusted to be opposite before installation; the fixed body 1 is provided with an 8-shaped groove 15, the transmission gear 3 is placed in the smaller groove of the 8-shaped groove 15, the movable buckle 2 is placed in the vertical groove 16, and then the transmission rotating shaft 9 passes through the transmission gear 3 and the movable buckle 2, thereby completing the transmission part structure installation.

[0022] Referring to Figure 3, the gear compartment cover plate 5 has a silicone oil compartment 17, the damping block 7 is placed in the silicone oil compartment 17, the foot of the torsion spring 6 is placed into the H-shaped groove 18 on the surface of the damping block 7, the damping rotating shaft 10 is inserted into the circular hole of the torsion spring 6 and the damping block 7 and then passes through the gear compartment cover plate 5, the damping gear 4 is installed by passing through the damping rotating shaft 10; the silicone oil is added into the silicone oil compartment 17, the silicone oil compartment cover plate 8 is installed along the cross-shaped convex 19, and the M3*12 countersunk screw 13 is installed in the four screw holes, so that the silicone oil compartment cover plate 8 is fixed.

[0023] Referring to Figure 4 , the transmission part and the damping part are combined, the main body 1 of the fixer has an 8-shaped groove 15, the damping gear 4 of the damping part is aligned with the larger groove of the 8-shaped groove 15, then the damping part is inserted into the transmission part by aligning the four screw holes on the outside of the gear compartment cover plate 5, and the M3*25 countersunk screw 12 is installed in the four screw holes, so that the transmission part and the damping part are fixed.

[0024] After the installation is completed, when the whip antenna is in the raised state, the movable buckle 2 is adsorbed on the main body 1 of the fixer by the 8mm magnet 11, and when the whip antenna falls, the movable buckle 2 slides into the U-shaped groove 20 along the guide groove 21, then the whip antenna moves vertically downward along the U-shaped groove 20, the gravity of the whip antenna makes the movable buckle 2 rotate clockwise, and the transmission gear 3 rotates clockwise, so as to drive the damping gear 4 to rotate counterclockwise, at this time, the torsion spring 6 is loosened, only the damping rotating shaft 10 rotates, the torsion spring 6 does not drive the damping block 7 to rotate, and the damping to the movable buckle 2 is not transmitted; when the whip antenna moves vertically upward along the U-shaped groove 20, the whip antenna pushes the movable buckle 2 to rotate counterclockwise, and at the same time, the transmission gear 3 rotates counterclockwise, so as to drive the damping gear 4 to rotate clockwise, at this time, the torsion spring 6 is locked, the torsion spring 6 drives the damping block 7 to rotate, and the damping to the movable buckle 2 is transmitted.

[0025] During the driving of the vehicle, the whip antenna is subjected to a sudden upward force due to bumps and the like, at this time, the movable buckle 2 rotates counterclockwise to apply damping to the whip antenna, which greatly reduces the upward displacement height and speed of the whip antenna, and when the whip antenna moves downward, the movable buckle 2 does not apply damping, the whip antenna can make the movable buckle 2 rotate clockwise through gravity, and quickly return to the bottom of the U-shaped groove 20, and the one-way damping received by the whip antenna when it moves upward can effectively reduce the whipping of the whip antenna; during the vertical rising of the whip antenna, the whip antenna is subjected to a continuous upward force, and the normal vertical rising can be completed, when the whip antenna rises out of the U-shaped groove 20, the movable buckle 2 rotates to the upper edge close to the main body 1 of the fixer, and the two 8mm magnets 11 are attracted to fix the position of the movable buckle 2, thereby preventing the movable buckle 2 from being mistakenly locked when the whip antenna falls.

[0026] The specific embodiments of the present application are described above. It needs to be understood that the present application is not limited to the specific embodiments described above, and one or more of the above embodiments can be combined to form an embodiment, and those skilled in the art can make various changes or modifications or combinations within the scope of the claims, which does not affect the essence of the present application. In the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other at will.

Claims

1. A unidirectional damped whip antenna fixing device, characterized in that: include A fixing unit, the fixing unit comprising a fixing body, a U-shaped groove vertically opened in the middle of the fixing body, a movable buckle provided in the U-shaped groove, the movable buckle being used to cooperate with the whip antenna to rotate when lifting and lowering, and the whip antenna being fixed in the U-shaped groove in the horizontal direction; The surface of the holder body is also provided with an 8-shaped groove, which is used to accommodate the transmission gear and the damping gear. The transmission gear is engaged with the movable buckle through the transmission shaft and rotates together; The damping unit includes a gear compartment cover plate, the back of the gear compartment cover plate is provided with a protrusion, the protrusion is used to cooperate with the 8-shaped groove, so that the transmission gear and the damping gear are fixed, and a damping shaft is provided in the middle of the damping gear.

2. A unidirectional damped whip antenna fixing device according to claim 1, characterized in that: When the movable buckle rotates, damping is applied to the whip antenna in the vertical direction. When the transmission gear and the damping gear cooperate, damping is provided for the movable buckle, thereby fixing the whip antenna in the vertical direction.

3. A unidirectional damped whip antenna fixing device according to claim 2, characterized in that: The movable buckle is provided with a hole for installing a magnet. The magnet is fixed to the holder body by magnetic attraction, and the movable buckle is fixed when the whip antenna is raised.

4. A unidirectional damped whip antenna fixing device according to claim 3, characterized in that: A silicone oil tank is provided on the surface of the gear bin cover plate, and the silicone oil tank is used to accommodate the damping block and silicone oil. An opening is provided at the bottom of the silicone oil tank, and the damping shaft passes through the opening to cooperate with the damping gear.

5. A unidirectional damped whip antenna fixing device according to claim 4, characterized in that: Inclined structures are provided on both sides of the damping block, and the inclined structures are used to increase the contact area between the damping block and the silicone oil.

6. A unidirectional damped whip antenna fixing device according to claim 5, characterized in that: An H-shaped slot is provided in the middle of the damping block, and the H-shaped slot is matched and connected with the torsion spring support leg.

7. The unidirectional damped whip antenna fixing device according to claim 6, characterized in that: It also includes a torsion spring, the inner diameter of the torsion spring is the same as the outer diameter of the damping shaft, the torsion spring is wound around the outside of the damping shaft, and the torsion spring support leg is arranged on one side of the torsion spring surface.

8. The unidirectional damped whip antenna fixing device according to claim 7, characterized in that: It also includes a silicone oil bin cover plate, which is provided with four openings. The openings cooperate with the gear bin cover plate, so that the silicone oil bin cover plate and the gear bin cover plate are cooperatively connected.

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