CN113037314A - Intercom with safeguard function - Google Patents
Intercom with safeguard function Download PDFInfo
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- CN113037314A CN113037314A CN202110352726.1A CN202110352726A CN113037314A CN 113037314 A CN113037314 A CN 113037314A CN 202110352726 A CN202110352726 A CN 202110352726A CN 113037314 A CN113037314 A CN 113037314A
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- main body
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3883—Arrangements for mounting batteries or battery chargers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3888—Arrangements for carrying or protecting transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
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- Acoustics & Sound (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to an interphone with a protection function, which comprises a main body, an antenna, a protection mechanism and a cleaning mechanism, wherein the protection mechanism comprises a cylinder, a movable plate, a charging device, an auxiliary assembly and a shielding assembly, the cleaning mechanism comprises an air cylinder, a piston, an air inlet pipe, a hose, a nozzle, a fixed rod, a fixed plate, a second spring, a connecting assembly, a driving assembly, two second elastic ropes and two telescopic rods, the interphone with the protection function realizes the storage function of the charging device through the protection mechanism, prevents the charging device from being exposed to the outside and damaged by damp, prevents dust from adhering to the charging device, avoids poor splicing, avoids influencing charging work, improves the reliability of equipment, realizes the function of cleaning a sound-raising hole through the cleaning mechanism, and prevents the sound-raising hole from being blocked by dust, therefore, influence on sound transmission is prevented, and influence on communication work is avoided.
Description
Technical Field
The invention relates to the field of airport security, in particular to an interphone with a protection function.
Background
The interphone is named as two way radio in English, is a two-way mobile communication tool, can be used for communication without any network support, does not generate telephone charge, and is suitable for occasions with relatively fixed and frequent communication. Interphones currently have three main categories: analog interphone, digital interphone, IP interphone.
The current intercom is after long-term the use, and the hole of raising one's voice in the main part is blockked up by the dust easily to influence the propagation of sound, cause the influence to communication work, thereby reduced the practicality of current intercom, moreover, the charging device of current intercom exposes outside usually, damages because of intaking easily, and the dust also can cover on charging device simultaneously, easily causes the bad phenomenon of grafting, thereby causes the influence to charging work, has reduced the reliability of current intercom.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the interphone with the protection function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an interphone with a protection function comprises a main body and an antenna, wherein the antenna is vertically arranged on one side above the main body, a sound-raising hole and an operation panel are arranged on one side of the main body, a PLC is arranged in the main body, the interphone further comprises a protection mechanism and a cleaning mechanism, the protection mechanism is arranged at the bottom in the main body, the cleaning mechanism is arranged at the top in the main body, and the protection mechanism is connected with the cleaning mechanism;
the protection mechanism comprises an air cylinder, a movable plate, a charging device, an auxiliary assembly and a shielding assembly, wherein the cylinder body of the air cylinder is vertically arranged inside the main body, the movable plate is horizontally arranged inside the main body, an air rod of the air cylinder is connected with the center of the upper part of the movable plate, an opening is arranged below the main body, the charging device is arranged below the movable plate, the charging device is matched with the opening, the lower part of one side, close to the operating panel, of the movable plate is connected with the cleaning mechanism, the other side of the movable plate is provided with a through hole, the other side of the movable plate is connected with the shielding assembly, the shielding assembly is connected with the cleaning mechanism, and the air cylinder is electrically connected with the;
the shielding assembly comprises a ball screw pair, a limiting block, a first elastic rope, a rubber ring, a first gear, a second bearing, a rotating shaft, a shielding plate and two first bearings, the two first bearings are respectively arranged at the top and the bottom in the main body, two ends of a screw rod of the ball screw pair are respectively connected with inner rings of the two first bearings, a nut of the ball screw pair is connected with one side of the limiting block, one side of the main body, which is far away from the operating disc, is provided with a groove, the other side of the limiting block is arranged in the groove, the limiting block is in sliding connection with the groove, two ends of the elastic rope are respectively connected with the top in the groove and the upper part of the limiting block, the rubber ring is arranged below the movable plate, the rubber ring is coaxially arranged with the through hole, the screw rod of the ball screw pair penetrates through the through hole, and the screw rod of the ball screw, the first gear is arranged at one end, close to the opening, of a screw rod of the ball screw pair, the second bearing is arranged at the bottom in the main body, a through hole is formed below the main body, one end of the rotating shaft is connected with the second gear, the first gear is meshed with the second gear, the other end of the rotating shaft penetrates through the through hole to be connected with the shielding plate, the shielding plate abuts against the lower side of the opening, and the rotating shaft is connected with an inner ring of the second bearing;
the auxiliary assembly comprises a supporting rod, a first spring, a pressing plate and a supporting shaft, the supporting shaft is vertically arranged below the main body, one side of the pressing plate is hinged to the bottom end of the supporting shaft, the other side of the pressing plate is supported against one side, far away from the rotating shaft, below the shielding plate, two ends of the first spring are respectively connected with the main body and the shielding plate, one end of the supporting rod is vertically arranged on one side, far away from the ball screw pair, below the moving plate, a small hole is formed in the lower portion of the main body, the supporting rod penetrates through the small hole to be supported against the pressing plate, and the first spring is in a stretching state;
the clean mechanism includes inflator, piston, intake pipe, hose, nozzle, dead lever, fixed plate, second spring, coupling assembling, drive assembly, two second elasticity ropes and two telescopic links, the inflator sets up the top in the main part, the sealed sliding connection of inner wall of piston and inflator, the below of piston is connected with the screw rod of ball screw pair through drive assembly, and the one end of two second elasticity ropes is connected with the both sides of the top of piston respectively, the other end of second elasticity rope is connected with the top in the inflator, the one side of main part that is close to the raise sound hole is equipped with the round hole, the fixed plate sets up the inside at the round hole, the sealed sliding connection of inner wall of fixed plate and round hole, the nozzle passes through the dead lever and is connected with the one side of fixed plate that is close to the inflator, the nozzle passes through the hose and communicates with one side of inflator, the opposite side and the intake pipe intercommunication of inflator, the both ends of second spring are connected with inflator and fixed plate respectively, the even one side that is close to the inflator of nozzle that sets up of telescopic link circumference, the both ends of telescopic link are connected with inflator and nozzle respectively, the below of connecting assembling and movable plate is passed through to one side that is close to the inflator of fixed plate.
As preferred, in order to drive the fixed plate removal, coupling assembling is including connecting rope and two fixed pulleys, the fixed pulley setting is on the inner wall of the one side that is close to the round hole of main part, the both ends of connecting the rope are connected with the below of the one side that is close to the inflator and movable plate of fixed plate respectively, it twines on the fixed pulley to connect the rope.
Preferably, in order to drive the piston to move, the driving assembly includes a driving shaft, a third bearing, a driving rod, a driving rope and a transmission unit, the third bearing is disposed inside the main body, an outer circumference of the driving shaft is connected to an inner ring of the third bearing, one end of the driving shaft is connected to the screw of the ball screw pair through the transmission unit, the other end of the driving shaft is connected to one end of the driving rod, and the other end of the driving rod is connected to a lower portion of the piston through the driving rope.
Preferably, the transmission unit includes a first bevel gear provided on a screw of the ball screw pair and a second bevel gear coupled to the driving shaft, the first bevel gear being engaged with the second bevel gear, in order to transmit power.
Preferably, in order to prevent the abutting rod from being scratched, one side of the pressure plate, which is far away from the supporting shaft, is provided with an arc-shaped chamfer.
Preferably, the number of teeth of the first gear is much smaller than that of the second gear for speed reduction.
The invention has the advantages that the interphone with the protection function realizes the function of containing the charging device through the protection mechanism, prevents the charging device from being exposed to the outside and being affected by damp and damaged, also prevents dust from adhering to the charging device, avoids the phenomenon of poor splicing, and avoids the influence on the charging work, thereby improving the reliability of the equipment, compared with the prior protection mechanism, the protection mechanism can provide a force to the shield plate towards the direction close to the main body through the auxiliary component when the shield plate is abutted against the opening, so that the shield plate is abutted firmly, the sealing performance is improved, meanwhile, the interphone is also integrated with the cleaning mechanism into a whole, the practicability is higher, the function of cleaning the sound-raising holes is realized through the cleaning mechanism, the sound-raising holes are prevented from being blocked by the dust, the influence on the sound transmission is prevented, the influence on the communication work is avoided, and the reliability of the equipment is improved, compare with current clean mechanism, this clean mechanism can be with the inside of nozzle receipt in the main part when not removing dust work, has reduced the probability that the nozzle damaged, has also reduced the space that occupies simultaneously, has improved the practicality of equipment.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an intercom with a safeguard function according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic structural diagram of a shielding assembly of the intercom with the safeguard function of the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the antenna comprises a main body, 2, an antenna, 3, a cylinder, 4, a movable plate, 5, a charging device, 6, a leaning rod, 7, a first spring, 8, a pressing plate, 9, a shielding plate, 10, a rotating shaft, 11, a second gear, 12, a first gear, 13, a ball screw pair, 14, a limiting block, 15, an elastic rope, 16, a rubber ring, 17, a first bevel gear, 18, a second bevel gear, 19, a driving shaft, 20, a driving rod, 21, a driving rope, 22, a piston, 23, a second elastic rope, 24, an air cylinder, 25, an air inlet pipe, 26, a hose, 27, a nozzle, 28, a fixed rod, 29, a fixed plate, 30, a second spring, 31, a telescopic rod, 32, a connecting rope and 33, and a fixed pulley.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, an interphone with a protection function comprises a main body 1 and an antenna 2, wherein the antenna 2 is vertically arranged on one side above the main body 1, a speaker hole and an operation panel are arranged on one side of the main body 1, a PLC is arranged inside the main body 1, the interphone further comprises a protection mechanism and a cleaning mechanism, the protection mechanism is arranged at the bottom inside the main body 1, the cleaning mechanism is arranged at the top inside the main body 1, and the protection mechanism is connected with the cleaning mechanism;
PLCs, i.e., programmable logic controllers, are generally used for the processing of data and the receipt and output of instructions for central control.
This intercom with safeguard function passes through safeguard mechanism, realized the function that charging device 5 accomodates, prevent that charging device 5 from exposing outside and damp damage, also prevent the dust adhesion on charging device 5, avoid causing the bad phenomenon of grafting, thereby avoid causing the influence to the work of charging, thereby the reliability of equipment has been improved, through clean mechanism, the function of clean raise voice hole has been realized, prevent that the raise voice hole from being blockked up by the dust, thereby prevent to cause the influence to the propagation of sound, avoid causing the influence to the communication work, thereby the reliability of equipment has been improved.
As shown in fig. 1-3, the protection mechanism includes a cylinder 3, a moving plate 4, a charging device 5, an auxiliary assembly and a shielding assembly, wherein a cylinder body of the cylinder 3 is vertically arranged inside the main body 1, the moving plate 4 is horizontally arranged inside the main body 1, an air rod of the cylinder 3 is connected with a center above the moving plate 4, an opening is arranged below the main body 1, the charging device 5 is arranged below the moving plate 4, the charging device 5 is matched with the opening, a lower part of one side of the moving plate 4 close to the operating panel is connected with the cleaning mechanism, a through hole is arranged on the other side of the moving plate 4, the other side of the moving plate 4 is connected with the shielding assembly, the shielding assembly is connected with the cleaning mechanism, and the cylinder 3 is electrically connected with the PLC;
the shielding component comprises a ball screw pair 13, a limiting block 14, a first elastic rope 15, a rubber ring 16, a first gear 12, a second gear 11, a second bearing, a rotating shaft 10, a shielding plate 9 and two first bearings, wherein the two first bearings are respectively arranged at the top and the bottom in the main body 1, two ends of a screw rod of the ball screw pair 13 are respectively connected with inner rings of the two first bearings, a nut of the ball screw pair 13 is connected with one side of the limiting block 14, one side of the main body 1, which is far away from the operating disc, is provided with a groove, the other side of the limiting block 14 is arranged in the groove, the limiting block 14 is in sliding connection with the groove, two ends of the elastic rope 15 are respectively connected with the top in the groove and the upper part of the limiting block 14, the rubber ring 16 is arranged below the movable plate 4, the rubber ring 16 is coaxially arranged with the through hole, the screw rod of the ball screw pair 13 passes, the screw rod of the ball screw pair 13 is coaxially arranged with the through hole, the first gear 12 is arranged at one end, close to the opening, of the screw rod of the ball screw pair 13, the second bearing is arranged at the bottom in the main body 1, a through hole is formed below the main body 1, one end of the rotating shaft 10 is connected with the second gear 11, the first gear 12 is meshed with the second gear 11, the other end of the rotating shaft 10 penetrates through the through hole to be connected with the shielding plate 9, the shielding plate 9 abuts against the lower side of the opening, and the rotating shaft 10 is connected with the inner ring of the second bearing;
the auxiliary assembly comprises an abutting rod 6, a first spring 7, a pressing plate 8 and a supporting shaft, the supporting shaft is vertically arranged below the main body 1, one side of the pressing plate 8 is hinged to the bottom end of the supporting shaft, the other side of the pressing plate 8 abuts against one side, far away from the rotating shaft 10, below the shielding plate 9, two ends of the first spring 7 are respectively connected with the main body 1 and the shielding plate 9, one end of the abutting rod 6 is vertically arranged on one side, far away from the ball screw pair 13, below the moving plate 4, of the main body 1, a small hole is formed in the lower portion of the main body 1, the abutting rod 6 penetrates through the small hole to abut against the pressing plate 8, and the first spring 7 is in a;
when charging is needed, the control cylinder 3 is started, the air rod is extended to drive the movable plate 4 to move towards the direction close to the opening, the abutting rod 6 drives the pressing plate 8 to rotate towards the direction far away from the shielding plate 9, so that the first spring 7 is stretched, the position of the shielding plate 9 is not limited by the pressing plate 8 any more, when the movable plate 4 moves downwards, the rubber ring 16 is driven to move downwards, when the rubber ring 16 moves to abut against the nut of the ball screw pair 13, the movable plate 4 continues to move downwards, so that the nut of the ball screw pair 13 can be driven to move downwards, the first elastic rope 15 is stretched, so that the screw of the ball screw pair 13 rotates, the first gear 12 is driven to rotate, through the meshing of the first gear 12 and the second gear 11, the second gear 11 rotates, the rotating shaft 10 is driven to rotate, the shielding plate 9 rotates towards the direction far away from the opening, so that the opening is exposed, the charging device 5 is convenient to move out of the opening, so that charging is convenient, after charging is completed, the air cylinder 3 is controlled to withdraw the air rod, the charging device 5 is driven to move into the main body 1 from the opening, under the action of the restoring force of the first elastic rope 15, the limiting block 14 is driven to move upwards, so that the nut of the ball screw pair 13 is driven to move upwards, the screw of the ball screw pair 13 is driven to rotate reversely, the shielding plate 9 is driven to rotate towards the direction close to the opening, the shielding plate 9 shields the opening, the function of protecting the charging device 5 is realized, the charging device 5 is prevented from being exposed to be affected by damp and damaged, dust is prevented from being adhered to the charging device 5, poor splicing is avoided, the charging work is prevented from being affected, so that the reliability of the equipment is improved, when the movable plate 4 moves upwards, the abutting rod 6 is driven to move upwards, so that under the restoring force of the first, make clamp plate 8 to the direction rotation that is close to sunshade 9 to support with sunshade 9 and lean on, can give sunshade 9 to the power of the direction of being close to main part 1, make sunshade 9 firmly support and lean on the below at main part 1, thereby make the phenomenon that the skew can not appear in the position of sunshade 9, improved the stability that sunshade 9 supported when supporting and leaned on the opening below, thereby improved the leakproofness, reduced the inside probability of dust entering main part 1, the practicality is higher.
As shown in fig. 1 and 4, the cleaning mechanism includes an air cylinder 24, a piston 22, an air inlet pipe 25, a hose 26, a nozzle 27, a fixing rod 28, a fixing plate 29, a second spring 30, a connecting assembly, a driving assembly, two second elastic cords 23 and two telescopic rods 31, the air cylinder 24 is disposed at the top of the main body 1, the piston 22 is connected with the inner wall of the air cylinder 24 in a sealing and sliding manner, the lower part of the piston 22 is connected with a screw of the ball screw pair 13 through the driving assembly, one end of each of the two second elastic cords 23 is connected with both sides of the upper part of the piston 22, the other end of each of the second elastic cords 23 is connected with the top of the air cylinder 24, a circular hole is formed at one side of the main body 1 close to the sound emission hole, the fixing plate 29 is disposed inside the circular hole, the fixing plate 29 is connected with the inner wall of the circular hole in a sealing and sliding manner, the nozzle 27 is, the nozzle 27 passes through one side intercommunication of hose 26 and inflator 24, the opposite side and the intake pipe 25 intercommunication of inflator 24, the both ends of second spring 30 are connected with inflator 24 and fixed plate 29 respectively, the even one side that is close to inflator 24 that sets up at nozzle 27 of telescopic link 31 circumference, the both ends of telescopic link 31 are connected with inflator 24 and nozzle 27 respectively, the below of connecting components and movable plate 4 is passed through to one side that is close to inflator 24 of fixed plate 29 is connected.
When the moving plate 4 moves downwards, under the action of the restoring force of the second spring 30, the fixing plate 29 moves towards the direction far away from the air cylinder 24, the fixing rod 28 drives the nozzle 27 to move out of the round hole, the telescopic rod 31 is stretched, so that the nozzle 27 can conveniently perform dust removal on the sound lifting hole, when the screw of the ball screw pair 13 rotates, the piston 22 can be driven to move up and down in the air cylinder 24, air inside the main body 1 enters the air cylinder 24 through the air inlet pipe 25, and then is sprayed out of the nozzle 27 through the hose 26, so that the function of blowing air to the sound lifting hole is realized, the work of removing dust from the sound lifting hole is performed, the sound lifting hole is prevented from being blocked by dust, the influence on sound propagation is prevented, the influence on communication work is avoided, and the reliability of the equipment is improved.
Preferably, in order to drive the fixed plate 29 to move, the connecting assembly comprises a connecting rope 32 and two fixed pulleys 33, the fixed pulleys 33 are arranged on the inner wall of the side, close to the circular hole, of the main body 1, two ends of the connecting rope 32 are respectively connected with the side, close to the air cylinder 24, of the fixed plate 29 and the lower portion of the moving plate 4, and the connecting rope 32 is wound on the fixed pulleys 33.
When the moving plate 4 moves downwards, the fixed plate 29 can be driven to move away from the air cylinder 24 under the action of the restoring force of the second spring 30, thereby driving the nozzle 27 to move out of the round hole, facilitating the nozzle 27 to carry out dust removal work on the sound-emitting hole, when the moving plate 4 moves upwards, the fixed plate 29 can be driven by the connecting rope 32 to move towards the direction close to the air cylinder 24, the second spring 30 is compressed, the nozzle 27 moves into the main body 1, the function of protecting the nozzle 27 is realized, meanwhile, the round hole is blocked by the fixing plate 29, so that external dust is prevented from entering the inside of the main body 1, thereby realizing the dustproof function, realizing the function of guiding the connecting rope 32 by arranging the fixed pulley 33, leading the connecting rope 32 not to be knotted when moving, so that the movement of the fixing plate 29 is not affected, thereby improving the practicality of the apparatus.
Preferably, in order to move the piston 22, the driving assembly includes a driving shaft 19, a third bearing, a driving rod 20, a driving rope 21, and a transmission unit, the third bearing is disposed inside the main body 1, an outer circumference of the driving shaft 19 is connected to an inner ring of the third bearing, one end of the driving shaft 19 is connected to the screw of the ball screw assembly 13 through the transmission unit, the other end of the driving shaft 19 is connected to one end of the driving rod 20, and the other end of the driving rod 20 is connected to a lower portion of the piston 22 through the driving rope 21.
Preferably, the transmission unit includes a first bevel gear 17 and a second bevel gear 18 for transmitting power, the first bevel gear 17 is disposed on a screw of the ball screw pair 13, the second bevel gear 18 is connected with a driving shaft 19, and the first bevel gear 17 is engaged with the second bevel gear 18.
When the screw of the ball screw pair 13 rotates, the first bevel gear 17 is driven to rotate, and the second bevel gear 18 is driven to rotate by the engagement of the first bevel gear 17 and the second bevel gear 18, so that the driving shaft 19 is driven to rotate, the driving rod 20 is driven to rotate, and the piston 22 can be driven to move up and down in the air cylinder 24 through the driving rope 21, so that the function of moving the piston 22 is realized.
Preferably, in order to prevent scratching the abutment bar 6, the side of the pressure plate 8 remote from the support shaft is provided with an arc-shaped chamfer.
Be provided with the arc chamfer through the one side of keeping away from the back shaft with clamp plate 8 for when leaning on pole 6 and clamp plate 8 to support and leaning on, when leaning on pole 6 and clamp plate 8 to take place relative movement, clamp plate 8 can not be with leaning on 6 fish tails of pole, thereby has reduced and has supported the probability of leaning on the damage of pole 6, has prolonged and has supported the life who leans on pole 6.
Preferably, the number of teeth of the first gear 12 is much smaller than that of the second gear 11 for speed reduction.
The number of teeth of the first gear 12 is set to be smaller than that of the second gear 11, so that the first gear 12 rotates for multiple circles to drive the second gear 11 to rotate for a circle, and when the movable plate 4 moves downwards, the rotation of the screw rod of the ball screw pair 13 can drive the shielding plate 9 to rotate for a half circle, so that the opening is exposed, the charging device 5 is convenient to move out from the opening, and the practicability of the equipment is improved.
When charging is needed, the control cylinder 3 is started, the air rod is extended to drive the movable plate 4 to move towards the direction close to the opening, the abutting rod 6 drives the pressing plate 8 to rotate towards the direction far away from the shielding plate 9, so that the first spring 7 is stretched, the position of the shielding plate 9 is not limited by the pressing plate 8 any more, when the movable plate 4 moves downwards, the rubber ring 16 is driven to move downwards, when the rubber ring 16 moves to abut against the nut of the ball screw pair 13, the movable plate 4 continues to move downwards, so that the nut of the ball screw pair 13 can be driven to move downwards, the first elastic rope 15 is stretched, so that the screw of the ball screw pair 13 rotates, the first gear 12 is driven to rotate, through the meshing of the first gear 12 and the second gear 11, the second gear 11 rotates, the rotating shaft 10 is driven to rotate, the shielding plate 9 rotates towards the direction far away from the opening, so that the opening is exposed, the charging device 5 is convenient to move out of the opening, so that charging is convenient, after charging is completed, the air cylinder 3 is controlled to withdraw the air rod, the charging device 5 is driven to move into the main body 1 from the opening, under the action of the restoring force of the first elastic rope 15, the limiting block 14 is driven to move upwards, so that the nut of the ball screw pair 13 is driven to move upwards, the screw of the ball screw pair 13 is driven to rotate reversely, the shielding plate 9 is driven to rotate towards the direction close to the opening, the shielding plate 9 shields the opening, the function of protecting the charging device 5 is realized, the charging device 5 is prevented from being exposed to be affected by damp and damaged, dust is prevented from being adhered to the charging device 5, poor splicing is avoided, the charging work is prevented from being affected, so that the reliability of the equipment is improved, when the movable plate 4 moves upwards, the abutting rod 6 is driven to move upwards, so that under the restoring force of the first, make clamp plate 8 to the direction rotation that is close to sunshade 9 to support with sunshade 9 and lean on, can give sunshade 9 to the power of the direction of being close to main part 1, make sunshade 9 firmly support and lean on the below at main part 1, thereby make the phenomenon that the skew can not appear in the position of sunshade 9, improved the stability that sunshade 9 supported when supporting and leaned on the opening below, thereby improved the leakproofness, reduced the inside probability of dust entering main part 1, the practicality is higher. When the moving plate 4 moves downwards, under the action of the restoring force of the second spring 30, the fixing plate 29 moves towards the direction far away from the air cylinder 24, the fixing rod 28 drives the nozzle 27 to move out of the round hole, the telescopic rod 31 is stretched, so that the nozzle 27 can conveniently perform dust removal on the sound lifting hole, when the screw of the ball screw pair 13 rotates, the piston 22 can be driven to move up and down in the air cylinder 24, air inside the main body 1 enters the air cylinder 24 through the air inlet pipe 25, and then is sprayed out of the nozzle 27 through the hose 26, so that the function of blowing air to the sound lifting hole is realized, the work of removing dust from the sound lifting hole is performed, the sound lifting hole is prevented from being blocked by dust, the influence on sound propagation is prevented, the influence on communication work is avoided, and the reliability of the equipment is improved.
Compared with the prior art, the interphone with the protection function realizes the function of containing the charging device 5 through the protection mechanism, prevents the charging device 5 from being exposed to the outside and being affected by damp and damaged, also prevents dust from adhering to the charging device 5, avoids the phenomenon of poor splicing, avoids influencing charging work, and improves the reliability of equipment, compared with the prior protection mechanism, the protection mechanism can provide a force to the shield 9 towards the direction close to the main body 1 through the auxiliary component when the shield 9 is abutted against the opening, so that the shield 9 is abutted firmly, the sealing performance is improved, meanwhile, the interphone is also integrated with the cleaning mechanism into a whole, the practicability is higher, the function of cleaning the sound-raising holes is realized through the cleaning mechanism, the sound-raising holes are prevented from being blocked by the dust, the influence on the sound transmission is prevented, and the influence on the communication work is avoided, thereby the reliability of equipment has been improved, compares with current clean mechanism, and this clean mechanism can not carry out dust removal work in the inside of main part 1 with nozzle 27, has reduced the probability that nozzle 27 damaged, has also reduced the space that occupies simultaneously, has improved the practicality of equipment.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The interphone with the protection function comprises a main body (1) and an antenna (2), wherein the antenna (2) is vertically arranged on one side above the main body (1), a sound raising hole and an operation panel are arranged on one side of the main body (1), and a PLC is arranged inside the main body (1), and the interphone is characterized by further comprising a protection mechanism and a cleaning mechanism, wherein the protection mechanism is arranged at the bottom inside the main body (1), the cleaning mechanism is arranged at the top inside the main body (1), and the protection mechanism is connected with the cleaning mechanism;
the protection mechanism comprises a cylinder (3), a moving plate (4), a charging device (5), an auxiliary component and a shielding component, the cylinder body of the cylinder (3) is vertically arranged inside the main body (1), the moving plate (4) is horizontally arranged inside the main body (1), the air rod of the air cylinder (3) is connected with the center above the moving plate (4), an opening is arranged below the main body (1), the charging device (5) is arranged below the moving plate (4), the charging device (5) is matched with the opening, the lower part of one side of the moving plate (4) close to the operating panel is connected with the cleaning mechanism, the other side of the moving plate (4) is provided with a through hole, the other side of the moving plate (4) is connected with the shielding component, the shielding component is connected with the cleaning mechanism, and the air cylinder (3) is electrically connected with the PLC;
the shielding assembly comprises a ball screw pair (13), a limiting block (14), a first elastic rope (15), a rubber ring (16), a first gear (12), a second gear (11), a second bearing, a rotating shaft (10), a shielding plate (9) and two first bearings, wherein the two first bearings are respectively arranged at the top and the bottom in the main body (1), two ends of a screw rod of the ball screw pair (13) are respectively connected with inner rings of the two first bearings, a nut of the ball screw pair (13) is connected with one side of the limiting block (14), one side of the main body (1) far away from the operating disc is provided with a groove, the other side of the limiting block (14) is arranged in the groove, the limiting block (14) is connected with the groove in a sliding manner, two ends of the elastic rope (15) are respectively connected with the top in the groove and the upper side of the limiting block (14), the rubber ring (16) is arranged below the movable plate (4), the rubber ring (16) is arranged coaxially with the through hole, a screw rod of the ball screw pair (13) penetrates through the through hole, the screw rod of the ball screw pair (13) is arranged coaxially with the through hole, the first gear (12) is arranged at one end, close to the opening, of the screw rod of the ball screw pair (13), the second bearing is arranged at the bottom in the main body (1), a through hole is formed below the main body (1), one end of the rotating shaft (10) is connected with the second gear (11), the first gear (12) is meshed with the second gear (11), the other end of the rotating shaft (10) penetrates through the through hole and is connected with the shielding plate (9), the shielding plate (9) abuts against the lower part of the opening, and the rotating shaft (10) is connected with the inner ring of the second bearing;
the auxiliary assembly comprises an abutting rod (6), a first spring (7), a pressing plate (8) and a supporting shaft, the supporting shaft is vertically arranged below the main body (1), one side of the pressing plate (8) is hinged to the bottom end of the supporting shaft, the other side of the pressing plate (8) abuts against one side, far away from the rotating shaft (10), below the shielding plate (9), two ends of the first spring (7) are respectively connected with the main body (1) and the shielding plate (9), one end of the abutting rod (6) is vertically arranged on one side, far away from the ball screw pair (13), below the moving plate (4), a small hole is formed below the main body (1), the abutting rod (6) penetrates through the small hole to abut against the pressing plate (8), and the first spring (7) is in a stretching state;
the cleaning mechanism comprises an air cylinder (24), a piston (22), an air inlet pipe (25), a hose (26), a nozzle (27), a fixing rod (28), a fixing plate (29), a second spring (30), a connecting assembly, a driving assembly, two second elastic ropes (23) and two telescopic rods (31), wherein the air cylinder (24) is arranged at the top of the main body (1), the piston (22) is connected with the inner wall of the air cylinder (24) in a sealing and sliding manner, the lower part of the piston (22) is connected with a screw rod of a ball screw pair (13) through the driving assembly, one ends of the two second elastic ropes (23) are respectively connected with two sides of the upper part of the piston (22), the other end of the second elastic rope (23) is connected with the top of the inner part of the air cylinder (24), a round hole is formed in one side of the main body (1) close to the sound-raising hole, and the fixing plate (29) is arranged inside, fixed plate (29) and the sealed sliding connection of inner wall of round hole, nozzle (27) are connected through one side that is close to inflator (24) of dead lever (28) and fixed plate (29), one side intercommunication of hose (26) and inflator (24) is passed through in nozzle (27), the opposite side and intake pipe (25) intercommunication of inflator (24), the both ends of second spring (30) are connected with inflator (24) and fixed plate (29) respectively, telescopic link (31) circumference evenly sets up the one side that is close to inflator (24) in nozzle (27), the both ends of telescopic link (31) are connected with inflator (24) and nozzle (27) respectively, the below that is close to inflator (24) of fixed plate (29) is passed through movable plate coupling assembling and is connected with movable plate (4).
2. The interphone having the safeguard function according to claim 1, characterized in that the connection assembly comprises a connection rope (32) and two fixed pulleys (33), the fixed pulleys (33) are disposed on the inner wall of the main body (1) on the side close to the circular hole, both ends of the connection rope (32) are respectively connected with the side of the fixed plate (29) close to the air cylinder (24) and the lower side of the moving plate (4), and the connection rope (32) is wound on the fixed pulleys (33).
3. The interphone having the safeguard function according to claim 1, characterized in that the driving assembly comprises a driving shaft (19), a third bearing, a driving rod (20), a driving rope (21) and a transmission unit, the third bearing is disposed inside the main body (1), the outer circumference of the driving shaft (19) is connected with the inner ring of the third bearing, one end of the driving shaft (19) is connected with the screw of the ball screw pair (13) through the transmission unit, the other end of the driving shaft (19) is connected with one end of the driving rod (20), and the other end of the driving rod (20) is connected with the lower part of the piston (22) through the driving rope (21).
4. The interphone having the safeguard function according to claim 3, characterized in that the transmission unit comprises a first bevel gear (17) and a second bevel gear (18), the first bevel gear (17) is disposed on a screw of the ball screw pair (13), the second bevel gear (18) is connected with a driving shaft (19), and the first bevel gear (17) is engaged with the second bevel gear (18).
5. The interphone with the protection function according to claim 1, characterized in that one side of the pressing plate (8) far away from the supporting shaft is provided with an arc-shaped chamfer.
6. The intercom with safeguard function according to claim 1, characterized in that the number of teeth of said first gear (12) is much smaller than the number of teeth of said second gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110352726.1A CN113037314A (en) | 2021-03-31 | 2021-03-31 | Intercom with safeguard function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110352726.1A CN113037314A (en) | 2021-03-31 | 2021-03-31 | Intercom with safeguard function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113037314A true CN113037314A (en) | 2021-06-25 |
Family
ID=76453540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110352726.1A Withdrawn CN113037314A (en) | 2021-03-31 | 2021-03-31 | Intercom with safeguard function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113037314A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114916175A (en) * | 2022-06-02 | 2022-08-16 | 周鹏 | Chemical instrument with dust keeper |
-
2021
- 2021-03-31 CN CN202110352726.1A patent/CN113037314A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114916175A (en) * | 2022-06-02 | 2022-08-16 | 周鹏 | Chemical instrument with dust keeper |
| CN114916175B (en) * | 2022-06-02 | 2023-10-31 | 周鹏 | Chemical instrument with dust keeper |
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Application publication date: 20210625 |