CN213340689U

CN213340689U - Foldable emergency communication antenna

Info

Publication number: CN213340689U
Application number: CN202022160210.0U
Authority: CN
Inventors: 段新
Original assignee: Wuhan Aorui Communication Technology Co ltd
Current assignee: Wuhan Aorui Communication Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-01
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses an emergent communication antenna of folded cascade, include: the device comprises a first support, a second support, a horizontal screw rod, a sliding block, a servo motor, an inclined frame, a support frame, a fixed block and the like; a servo motor is fixed on the first support, a bearing seat is fixed on the first support, two sides of the second support are respectively matched with a support frame by utilizing a shaft rod, a horizontal lead screw is fixed between the second support and the bearing seat by a bearing, the servo motor is concentrically connected with the horizontal lead screw, external threads are arranged on the horizontal lead screw, a slide block is matched on the horizontal lead screw by threads, two groups of support frames are inwards bent and connected to the middle part of the same inclined frame, the two groups of support frames and the inclined frame are both rotary pairs, the lower part of the inclined frame is connected with the slide block, and the upper part of the inclined frame is fixed with an antenna pot by utilizing the structures of the motor lead screw, a reinforcing rod; the utility model has the advantages that: the antenna pot still has the temporary danger avoiding function of contraction and folding in some special times.

Description

Foldable emergency communication antenna

Technical Field

The utility model relates to the communication equipment field specifically is an emergent communication antenna of folded cascade.

Background

Generally, when a natural or artificial emergent situation occurs and the communication requirements including important festivals and holidays, important conferences and the like suddenly increase, various communication resources are comprehensively utilized to ensure the communication means and the method required by rescue, emergency rescue and necessary communication, and the communication method is a special communication mechanism which has temporary property and is provided for responding to the natural or artificial emergent situation; when the emergency communication vehicle is used, the emergency communication antenna on the emergency communication vehicle is mainly used as a receiving and sending tool of emergency communication signals, the antenna pot is used as a reliable emergency communication antenna, the emergency communication vehicle is widely applied to the emergency communication vehicle, when the emergency communication vehicle needs to be transferred after the emergency communication is finished, branches and buildings on roadside are easy to scratch and rub the antenna pot due to the severe environment, or when the emergency communication vehicle is in a strong wind, the antenna pot can be damaged by strong wind or cannot pass due to the existence of the antenna pot which needs to be erected in a high position when the emergency communication vehicle meets the limit of height, and therefore the existing technology needs the emergency communication equipment which can shrink and fold the antenna pot in special times.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an emergent communication antenna of folded cascade to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a foldable emergency communication antenna, comprising: the device comprises a first support, a second support, a horizontal screw rod, a sliding block, a servo motor, an inclined frame, a support frame, a fixed block, a linear motor, a motor screw rod, a reinforcing rod, a first connecting block, a second connecting block, a first fixing frame, a second fixing frame, an antenna pot, a connecting strip, a coupling, a bearing seat and a sliding sleeve; a servo motor is fixed on the first support, a bearing seat is fixed on the first support, two sides of the second support are respectively matched with a support frame by utilizing a shaft lever, a bearing hole is arranged on the second support, a horizontal lead screw is fixed between the bearing hole on the second support and the bearing seat through a bearing, the output end of the servo motor and one end of the horizontal lead screw close to the servo motor are concentrically connected by adopting a coupling, an external thread is arranged on the horizontal lead screw, a slide block is matched on the horizontal lead screw through a thread, two groups of support frames are inwards bent and connected to the middle part of the same tilting frame, the two groups of support frames and the tilting frame are both in rotating pairs, the lower part of the tilting frame is provided with a notch, the slide block is matched in the notch through the shaft lever, the tilting frame is in rotating pair through the shaft lever and the slide block, the other end of the tilting frame is provided, a linear motor is fixed below the fixed block by using a bolt, the linear motor adopts a through type trapezoidal screw rod stepping motor, a motor screw rod is a screw rod matched in the linear motor, the fixed block is provided with a through concentric hole for the motor screw rod to penetrate through, the upper end of the motor screw rod is embedded and fixed in a first connecting block of a block structure, the two sides of the motor screw rod of the first connecting block are respectively fixed with a reinforcing rod, the fixing block is provided with a hole site for the penetration of the reinforcing rod, the reinforcing rod is embedded in the hole site arranged on the fixing block, the reinforcing rod can freely slide in the fixing block, a second connecting block with a long block structure is fixedly arranged above the first connecting block, two first fixing frames which are symmetrically distributed on the middle axial plane are arranged on the back surface of the antenna pan, the first fixing frames are of a square structure, and a second fixing frame with a square structure is arranged on the middle axial plane on the back surface of the antenna pan; the middle part of the upper part of the second connecting block is provided with a notch for embedding the second fixing frame, the second fixing frame is embedded in the notch and is fixed in the notch by penetrating through bolts, and the two first fixing frames are respectively fixed on two sides of the first connecting block by the bolts.

Preferably, the lower bottom surfaces of the first bracket and the second bracket are fixedly connected by a connecting strip with a strip-shaped plate structure.

Preferably, the connection part of the inclined frame and the fixed block is fixed by at least two groups of bolts.

Preferably, the linear motor is of a HANPOSE-57BYGH56 model, and the servo motor is of an SMG80-M02430 model.

Preferably, the first connecting block is provided with a strip-shaped notch outside a hole for fixing the reinforcing rod, the first connecting block is provided with a bolt perpendicular to the notch, and the bolt is screwed to tighten the notch to fix the reinforcing rod.

Preferably, two sliding sleeves for embedding the reinforcing rods are embedded and fixed below the fixing block.

Preferably, at least two groups of fixing holes are respectively formed in the lower bottom surfaces of the connecting strip, the first support and the second support.

When the emergency communication device is used, the connecting strip, the first support and the fixing holes on the lower bottom surface of the second support are utilized to fix the device on a rotating seat of the emergency communication vehicle as a whole (most emergency communication vehicles can set a rotating seat which can rotate freely for the antenna pan for finding signals, the rotating seat in the application is not repeated except for the technical characteristics of the application), a controller is externally connected with a servo motor and a linear motor, during emergency communication, the antenna pan is connected with communication signal receiving and transmitting equipment, the antenna pan starts to receive and transmit communication signals, signal support is provided for various communication equipment needing temporary emergency signals, the antenna pan needs to be retracted and protected after the emergency communication is finished, so that the antenna pan is prevented from being scratched when the emergency communication vehicle is transferred, or the device cannot pass due to the existence of the antenna pan needing to be erected at a high position when the emergency communication vehicle meets a limited height, therefore, the controller is used for controlling the linear motor to move, the first connecting block is controlled to move towards the fixed block side, the height of the antenna pot is further reduced, the controller is used for controlling the servo motor, the servo motor is connected with the horizontal lead screw, the sliding block on the horizontal lead screw is driven to move along with the movement of the horizontal lead screw, the servo motor controls the sliding block to move towards the servo motor side, the lower end of the inclined frame moves towards the servo motor side, the middle part of the inclined frame is matched on the second support through the support frame, the upper end of the inclined frame also descends, the angle of the inclined frame gradually decreases until the upper end and the lower end of the inclined frame are flush, the antenna pot is adjusted to be horizontal, the height of the antenna pot is adjusted to be minimum, the emergency communication vehicle can be used as a conditional emergency communication vehicle, a concave position can be set for the equipment, and when the antenna pot descends and returns, directly being located sunken position, all-round protection antenna pot does not have the emergent communication car of condition, only as the whole high use that reduces the emergent communication car of antenna pot, and in a similar way, can be through the inclination of servo motor's rotation regulation antenna pot, can be through linear electric motor's rotation regulation antenna pot's antenna height to changeable place environment when meeting an emergency communication demand, the stiffener is used for when the motor lead screw is flexible, provides the intensity support, prevents that the gravity of antenna pot from using the motor lead screw bending deformation influence.

Compared with the prior art, the beneficial effects of the utility model are that:

the antenna pot has the functions of angle adjustment and height adjustment through the arrangement of the servo motor and the linear motor, and the antenna pot still has the temporary danger avoiding function of folding and contraction in some special times.

Drawings

Fig. 1 is a schematic front side structure diagram of a foldable emergency communication antenna.

Fig. 2 is a back side structure diagram of a foldable emergency communication antenna.

Fig. 3 is a schematic side view of a foldable emergency communication antenna.

Fig. 4 is a schematic view of a telescopic transmission structure of a foldable emergency communication antenna.

In the figure: 1. a first bracket; 2. a second bracket; 3. a horizontal screw rod; 4. a slider; 5. a servo motor; 6. an inclined frame; 7. a support frame; 8. a fixed block; 9. a linear motor; 10. a motor lead screw; 11. a reinforcing bar; 12. a first connection block; 13. a second connecting block; 14. a first fixing frame; 15. a second fixing frame; 16. an antenna pan; 17. a connecting strip; 18. a coupling; 19. a bearing seat; 20. and (4) a sliding sleeve.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a foldable emergency communication antenna includes: the antenna comprises a first support 1, a second support 2, a horizontal screw rod 3, a sliding block 4, a servo motor 5, an inclined frame 6, a support frame 7, a fixed block 8, a linear motor 9, a motor screw rod 10, a reinforcing rod 11, a first connecting block 12, a second connecting block 13, a first fixed frame 14, a second fixed frame 15, an antenna pot 16, a connecting strip 17, a coupler 18, a bearing seat 19 and a sliding sleeve 20; a servo motor 5 is fixed on a first support 1, a bearing seat 19 is fixed on the first support 1, a bracket 7 is respectively matched on two sides of a second support 2 by utilizing a shaft rod, a bearing hole is arranged on the second support 2, a horizontal screw rod 3 is fixed between the bearing hole on the second support 2 and the bearing seat 19 through a bearing, the output end of the servo motor 5 and one end of the horizontal screw rod 3 close to the servo motor 5 are concentrically connected by adopting a coupling 18, an external thread is arranged on the horizontal screw rod 3, a slide block 4 is matched on the horizontal screw rod 3 through a thread, two groups of brackets 7 are inwards bent and connected in the middle of the same inclined frame 6, two groups of brackets 7 and the inclined frame 6 are both in rotating pairs, a notch is arranged on the lower part of the inclined frame 6, the slide block 4 is matched in the notch through the shaft rod, the inclined frame 6 is in the rotating pair through the shaft rod and the slide block 4, a fixed block 8 is fixed in the notch by adopting a bolt, a linear motor 9 is fixed below the fixed block 8 by utilizing the bolt, the linear motor 9 adopts a through type trapezoidal screw rod stepping motor, a motor screw rod 10 is a screw rod matched in the linear motor 9, a through concentric hole for the penetration of the motor screw rod 10 is arranged on the fixed block 8, the upper end of the motor screw rod 10 is embedded and fixed in a first connecting block 12 of a square block structure, a reinforcing rod 11 is respectively fixed at two sides of the motor screw rod 10 of the first connecting block 12, a hole site for the penetration of the reinforcing rod 11 is arranged on the fixed block 8, the reinforcing rod 11 is embedded in the hole site arranged on the fixed block 8, the reinforcing rod 11 can freely slide in the fixed block 8, a second connecting block 13 of a long block structure is fixed above the first connecting block 12, two first fixing frames 14 which are symmetrically distributed in the central axis plane are arranged at the back of the antenna pot 16, the first fixing frame 14 is of a square structure, and a second fixing frame 15 of a square structure is arranged on the back surface of the antenna pan 16 on the central axial plane; the middle part of the upper part of the second connecting block 13 is provided with a notch for embedding the second fixing frame 15, the second fixing frame 15 is embedded in the notch and fixed in the notch by penetrating through bolts, and the two first fixing frames 14 are respectively fixed on two sides of the first connecting block 12 by bolts.

The lower bottom surfaces of the first bracket 1 and the second bracket 2 are fixedly connected by a connecting strip 17 with a strip-shaped plate structure.

The connecting part of the inclined frame 6 and the fixed block 8 is at least penetrated and fixed by two groups of bolts.

The model of the linear motor 9 is HANPOSE-57BYGH56, and the model of the servo motor 5 is SMG 80-M02430.

The first connecting block 12 is provided with a strip-shaped notch outside a hole for fixing the reinforcing rod 11, a bolt perpendicular to the notch is arranged on the first connecting block 12, and the bolt is screwed to tighten the notch to fix the reinforcing rod 11.

Two sliding sleeves 20 for embedding the reinforcing rods 11 are embedded and fixed below the fixing block 8.

At least two sets of fixing holes (the positions of the fixing holes are not shown in the drawings) are respectively arranged on the lower bottom surfaces of the connecting strip 17, the first bracket 1 and the second bracket 2.

The utility model discloses a theory of operation is: when the emergency communication device is used, the connecting strip 17 and the fixing holes on the lower bottom surfaces of the first bracket 1 and the second bracket 2 are utilized to fix the device on a rotating seat of an emergency communication vehicle as a whole (most emergency communication vehicles are provided with a rotating seat capable of rotating freely for an antenna pan for the convenience of finding signals, the rotating seat in the application is not repeated for the technical characteristics of the application), a controller is externally connected with the servo motor 5 and the linear motor 9, during emergency communication, the antenna pan 16 is connected with communication signal receiving and transmitting equipment, the antenna pan 16 starts to receive and transmit communication signals, signal support is provided for various communication equipment needing temporary emergency signals, after the emergency communication is finished, the antenna pan 16 needs to be contracted and protected to prevent the antenna pan 16 from being scratched when the emergency communication vehicle is transferred, or the situation that the emergency communication vehicle cannot pass due to the existence of the antenna pan 16 needing to be erected at a high position is avoided, therefore, the controller is used for controlling the linear motor 9 to move, the first connecting block 12 is controlled to move towards the fixed block 8 side, the height of the antenna pan 16 is further reduced, the controller is used for controlling the servo motor 5, the servo motor 5 is connected with the horizontal screw rod 3, the sliding block 4 on the horizontal screw rod 3 is driven to move along with the movement of the horizontal screw rod 3, the servo motor 5 controls the sliding block 4 to move towards the servo motor 5 side, the lower end of the inclined frame 6 moves towards the servo motor 5 side, and the upper end of the inclined frame 6 is also reduced because the middle part of the inclined frame 6 is matched on the second support 2 through the support frame 7, so that the angle of the inclined frame 6 is gradually reduced until the upper end and the lower end of the inclined frame 6 are parallel and level, the antenna pan 16 is adjusted to be horizontal, the height of the antenna pan 16 is adjusted to be the lowest, and the emergency communication vehicle can be used as a conditional emergency communication vehicle, and a concave position can, when the antenna pot 16 descends and retrieves, directly be located sunken position, all-round protection antenna pot 16, the emergent communication car that has no condition, only as the whole high use that reduces the emergent communication car of antenna pot 16, and on the same hand, can be through servo motor 5's rotation regulation antenna pot 16's inclination, can be through linear electric motor 9's rotation regulation antenna pot 16's antenna height, changeable place environment when meeting an emergency communication demand with meeting an emergency, stiffener 11 is used for when motor lead screw 10 is flexible, provides intensity support, prevent that antenna pot 16's gravity from using motor lead screw 10 buckling deformation influence (antenna pot 16, linear electric motor 9, servo motor 5 do the utility model discloses a protection range of direct application non-this application omits its theory of operation and control principle admittedly, what antenna pot 16 adopted is the pot shape antenna, its specific structure and model do not limit).

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A foldable emergency communication antenna, comprising: the antenna comprises a first support (1), a second support (2), a horizontal screw rod (3), a sliding block (4), a servo motor (5), an inclined frame (6), a support frame (7), a fixing block (8), a linear motor (9), a motor screw rod (10), a reinforcing rod (11), a first connecting block (12), a second connecting block (13), a first fixing frame (14), a second fixing frame (15), an antenna pot (16), a connecting strip (17), a coupler (18), a bearing seat (19) and a sliding sleeve (20); the method is characterized in that: the automatic tilting mechanism is characterized in that a servo motor (5) is fixed on the first support (1), a bearing seat (19) is fixed on the first support (1), two sides of the second support (2) are respectively matched with a support frame (7) through shaft rods, a bearing hole is formed in the second support (2), a horizontal lead screw (3) is fixed between the bearing hole in the second support (2) and the bearing seat (19) through a bearing, the output end of the servo motor (5) and one end, close to the servo motor (5), of the horizontal lead screw (3) are concentrically connected through a coupler (18), external threads are arranged on the horizontal lead screw (3), a sliding block (4) is matched on the horizontal lead screw (3) through threads, the two support frames (7) are inwards bent and connected to the middle part of the same tilting frame (6), the two support frames (7) and the tilting frame (6) are both in rotating pairs, and a notch is formed in the lower part of the tilting frame (6), the sliding block (4) is matched in the notch through a shaft rod, the tilting frame (6) is a rotating pair through the shaft rod and the sliding block (4), the other end of the tilting frame (6) is provided with a notch, a fixing block (8) is fixed in the notch through a bolt, a linear motor (9) is fixed below the fixing block (8) through a bolt, the linear motor (9) adopts a through type trapezoidal lead screw stepping motor, a motor lead screw (10) is a lead screw matched in the linear motor (9), the fixing block (8) is provided with a through concentric hole for the motor lead screw (10) to penetrate through, the upper end of the motor lead screw (10) is embedded and fixed in a first connecting block (12) of a block structure, the first connecting block (12) is respectively fixed with a reinforcing rod (11) at two sides of the motor lead screw (10), the fixing block (8) is provided with a hole site for the reinforcing rod (11) to penetrate through, the reinforcing rod (11) is embedded in a hole site formed in the fixed block (8), the reinforcing rod (11) can freely slide in the fixed block (8), a second connecting block (13) with a long block structure is fixedly arranged above the first connecting block (12), two first fixing frames (14) which are symmetrically distributed on the middle axial plane are arranged on the back surface of the antenna pot (16), the first fixing frames (14) are of a square plate structure, and a second fixing frame (15) with a square plate structure is arranged on the middle axial plane on the back surface of the antenna pot (16); the middle part of the upper part of the second connecting block (13) is provided with a notch for embedding the second fixing frame (15), the second fixing frame (15) is embedded in the notch and is fixed in the notch by penetrating through bolts, and the two first fixing frames (14) are respectively fixed on two sides of the first connecting block (12) by bolts.

2. Foldable emergency communication antenna according to claim 1, characterized in that: the lower bottom surfaces of the first support (1) and the second support (2) are fixedly connected by a connecting strip (17) with a strip-shaped plate structure.

3. Foldable emergency communication antenna according to claim 1, characterized in that: the connecting part of the inclined frame (6) and the fixed block (8) is at least penetrated and fixed by two groups of bolts.

4. Foldable emergency communication antenna according to claim 1, characterized in that: the model of the linear motor (9) is HANPOSE-57BYGH56, and the model of the servo motor (5) is SMG 80-M02430.

5. Foldable emergency communication antenna according to claim 1, characterized in that: the first connecting block (12) is provided with a strip-shaped notch on the outer side of a hole fixed by the reinforcing rod (11), a bolt perpendicular to the notch is arranged on the first connecting block (12), the bolt is screwed to tighten the notch, and the reinforcing rod (11) is fixed.

6. Foldable emergency communication antenna according to claim 1, characterized in that: and two sliding sleeves (20) for embedding the reinforcing rods (11) are embedded and fixed below the fixing block (8).

7. Foldable emergency communication antenna according to claim 1 or 2, characterized in that: the lower bottom surfaces of the connecting strip (17), the first support (1) and the second support (2) are respectively provided with at least two groups of fixing holes.