CN110557163B - Big data cloud intercom device convenient to installation - Google Patents
Big data cloud intercom device convenient to installation Download PDFInfo
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- CN110557163B CN110557163B CN201910910390.9A CN201910910390A CN110557163B CN 110557163 B CN110557163 B CN 110557163B CN 201910910390 A CN201910910390 A CN 201910910390A CN 110557163 B CN110557163 B CN 110557163B
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- 238000009434 installation Methods 0.000 title claims abstract description 41
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 5
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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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
- H04B1/3877—Arrangements for enabling portable transceivers to be used in a fixed position, e.g. cradles or boosters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
The invention discloses a big data cloud intercom device convenient to install, which comprises a wall, a spring and a sliding block, wherein a first installation seat is fixed on the wall, one side, far away from the wall, of the first installation seat is connected with a second installation seat, the first installation seat and the second installation seat are rotatably connected through a hinge, and the cloud intercom device is installed on one side, far away from the first installation seat, of the second installation seat. This big data cloud intercom device convenient to installation, be provided with fixed slot and dead lever, remove cloud intercom device, when cloud intercom device drove the inside that the cross fixture block got into the cross draw-in groove, the cross fixture block supported the curved surface of dead lever, make the dead lever by the inside in fixed rod groove of impressing, spring compression, after fixed rod groove aligns with the fixed slot, the spring pushed the inside of fixed slot with the dead lever, be convenient for fix the inside at the cross draw-in groove with the cross fixture block, make cloud intercom device and second mount pad fixed connection through the cross fixture block, be convenient for install cloud intercom device.
Description
Technical Field
The invention relates to the technical field of intercom devices, in particular to a big data cloud intercom device convenient to install.
Background
The cloud talkback service is based on a mobile public network wide-coverage large-capacity mobile communication network and a professional star-level service management platform, provides half-duplex trunking communication service in a mobile communication network coverage range for a client, wherein trunking communication is a half-duplex communication mode, the user can carry out one-to-one or one-to-many conversation similar to the function of a talkback machine, only one member can talk at the same time in a calling process, other members are in a listening state, and the cloud talkback service is applied to the half-duplex trunking communication service which is provided for the client through the public network communication network and is used for commanding, scheduling and cooperative work.
Although the existing cloud intercom devices are very large in variety and number, the existing cloud intercom devices still have certain problems, and certain inconvenience is brought to the use of the cloud intercom devices.
When the existing cloud intercom device is used, the cloud intercom device is inconvenient to install and is relatively complex to install, and the inclination angle of the cloud intercom device cannot be adjusted when the existing cloud intercom device is used, so that the existing cloud intercom device is inconvenient to use.
Disclosure of Invention
The invention aims to provide a big data cloud intercom device convenient to install, and aims to solve the problems that the existing cloud intercom device in the background art is inconvenient to install and cumbersome to install when in use, and the existing cloud intercom device cannot adjust the inclination angle of the cloud intercom device and is inconvenient to use when in use.
In order to achieve the purpose, the invention provides the following technical scheme: a big data cloud intercom device convenient to install comprises a wall, a spring and a sliding block, wherein a first installation seat is fixed on the wall, a second installation seat is connected to one side, far away from the wall, of the first installation seat, and the second installation seat is connected to the other side, far away from the wall,
the first mounting seat and the second mounting seat are rotatably connected through a hinge, a cloud intercom device is mounted on one side, away from the first mounting seat, of the second mounting seat, a cross clamping groove is formed in one side, close to the cloud intercom device, of the second mounting seat, and a cross clamping block is fixed on one side, close to the cross clamping groove, of the cloud intercom device;
the two sides of the longer side, close to the cross-shaped clamping groove, of the second mounting seat are provided with fixing rod grooves, the middle parts of the two sides of the shorter side, close to the cloud intercom device, of the second mounting seat are provided with push rod grooves, the push rod grooves are communicated with the fixing rod grooves, one side, close to the fixing rod grooves, of the cross-shaped clamping block is provided with fixing grooves, and the spring is located inside the fixing rod grooves;
a fixed rod is connected to the opening side of the spring, which is close to the fixed rod groove, a push rod is fixed to one side of the fixed rod, which is close to the push rod groove, a fixed sleeve is sleeved on one side of the push rod, which is far away from the fixed rod, a support rod is rotatably connected to the middle parts of the two sides of the shorter side of the second mounting seat, and a sliding groove is formed in the inner part of the shorter side of the first mounting seat;
the slider is located the inside of spout, one side that the second mount pad was kept away from to the bracing piece is rotated with the slider and is connected, the lead screw has been run through to the inside of spout, one side that the spout was kept away from to the lead screw is fixed with the knob, the ball groove has been seted up to the both sides of slider, the ball is located the inside in ball groove.
Preferably, the wall is fixedly connected with the first mounting seat through a bolt.
Preferably, the vertical distance from the bottom of the cross clamping groove to the fixing rod groove is equal to the vertical distance from one end, away from the cloud intercom device, of the cross clamping block to the fixing groove.
Preferably, the cross-shaped fixture block is matched with the cross-shaped clamping groove in size, and the cross-shaped fixture block and the cross-shaped clamping groove form a clamping structure.
Preferably, the maximum deformation amount of the spring is greater than the length of the fixing rod entering the fixing groove.
Preferably, one side of the fixed rod, which is far away from the spring, is a curved surface, and the fixed rod and the second mounting seat form an elastic structure through the spring.
Preferably, the outer diameter of the fixing sleeves is larger than the width of the push rod groove, and the distance between the fixing sleeves is larger than the length of the cloud intercom device.
Preferably, the inner size of the sliding groove is matched with the outer size of the sliding block, and the sliding groove and the sliding block form a sliding structure.
Preferably, the screw rod and the sliding block form a thread structure through external threads, and the outer diameter of the screw rod is smaller than the distance between the ball grooves.
Preferably, the inner diameter of the ball groove is matched with the outer diameter of the ball, and the ball groove and the ball form a rolling structure.
Compared with the prior art, the invention has the beneficial effects that: this big data cloud intercom device convenient to installation:
1. the fixing device is provided with a fixing groove and a fixing rod, the cloud intercom device is moved, when the cloud intercom device drives the cross-shaped fixture block to enter the inside of the cross-shaped clamping groove, the cross-shaped fixture block abuts against the curved surface of the fixing rod, the fixing rod is pressed into the inside of the fixing rod groove, the spring is compressed, after the fixing rod groove is aligned with the fixing groove, the fixing rod is pushed into the inside of the fixing groove by the spring, the cross-shaped fixture block is conveniently fixed inside the cross-shaped clamping groove, the cloud intercom device is fixedly connected with the second mounting seat through the cross-shaped fixture block, and the;
2. the cross clamping groove and the cross clamping block are arranged, when the cloud intercom device drives the cross clamping block to enter the inside of the cross clamping groove, the supporting range of the cloud intercom device is enlarged, and the cross clamping block and the cross clamping groove form a clamping structure, so that the cloud intercom device is prevented from shaking after being installed;
3. the fixing sleeve is arranged, after the cloud intercom device is installed, the fixing sleeve is rotated, the fixing sleeve and the push rod generate relative movement through external threads, so that the fixing sleeve can abut against the second installation seat, the friction force between the fixing sleeve and the second installation seat is increased, and the fixing rod is prevented from being mistakenly touched and moved out of the fixing groove through the push rod;
4. the sliding chute and the sliding block are arranged, when the sliding block moves towards the middle of the first installation base in the sliding chute, the distance between the sliding block and the middle of the second installation base is reduced, the middle of the second installation base is pushed to be away from the sliding block through the supporting rod, the second installation base is enabled to rotate through the hinge, and the inclination angle of the second installation base is adjusted, so that the inclination angle of the cloud intercom device is adjusted conveniently;
5. the sliding block is provided with a ball groove and balls, when the sliding block slides in the sliding groove, the inner wall of the sliding groove drives the balls to roll in the ball groove, and sliding friction between the sliding block and the sliding groove is replaced by rolling friction between the balls and the inner wall of the sliding groove, so that friction force applied to the sliding block in moving is effectively reduced;
6. be provided with the push rod, promote the push rod, when the push rod drove the dead lever and leaves the inside of fixed slot, the spring begins the compression, with the inside back that the dead lever released the fixed slot completely, can make the cross fixture block shift out the inside of cross draw-in groove, is convenient for dismantle the cloud intercom device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of a second mounting base according to the present invention.
In the figure: 1. a wall; 2. a first mounting seat; 3. a second mounting seat; 4. a hinge; 5. a cloud intercom device; 6. a cross clamping groove; 7. a cross-shaped fixture block; 8. a fixed rod slot; 9. a push rod groove; 10. fixing grooves; 11. a spring; 12. fixing the rod; 13. a push rod; 14. fixing a sleeve; 15. a support bar; 16. a chute; 17. a slider; 18. a screw rod; 19. a knob; 20. a ball groove; 21. and a ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a big data cloud intercom device convenient to install comprises a wall 1, a first installation seat 2, a second installation seat 3, a hinge 4, a cloud intercom device 5, a cross clamping groove 6, a cross clamping block 7, a fixing rod groove 8, a push rod groove 9, a fixing groove 10, a spring 11, a fixing rod 12, a push rod 13, a fixing sleeve 14, a support rod 15, a sliding groove 16, a sliding block 17, a lead screw 18, a knob 19, a ball groove 20 and balls 21, wherein the first installation seat 2 is fixed on the wall 1, the wall 1 is fixedly connected with the first installation seat 2 through bolts, one side, far away from the wall 1, of the first installation seat 2 is connected with the second installation seat 3, wherein,
the first installation seat 2 and the second installation seat 3 are rotatably connected through a hinge 4, a cloud intercom device 5 is installed on one side of the second installation seat 3 far away from the first installation seat 2, a cross clamping groove 6 is formed on one side of the second installation seat 3 close to the cloud intercom device 5, the vertical distance from the bottom of the cross clamping groove 6 to a fixed rod groove 8 is equal to the vertical distance from one end of a cross clamping block 7 far away from the cloud intercom device 5 to a fixed groove 10, after the cloud intercom device 5 drives the cross clamping block 7 to completely enter the inside of the cross clamping groove 6, the fixed rod groove 8 and the fixed groove 10 are positioned at the same height, so that the fixed rod groove 8 and the fixed groove 10 can be aligned, a spring 11 is convenient to push a fixed rod 12 into the inside of the fixed groove 10, the cross clamping block 7 is fixed on one side of the cloud intercom device 5 close to the cross clamping groove 6, and the cross clamping block 7 is matched with the size, the cross-shaped fixture block 7 and the cross-shaped clamping groove 6 form a clamping structure, when the cloud intercom device 5 drives the cross-shaped fixture block 7 to enter the cross-shaped clamping groove 6, the cross-shaped fixture block 7 and the cross-shaped clamping groove 6 form the clamping structure, and shaking generated after the cloud intercom device 5 is installed is avoided;
the fixing rod grooves 8 are formed in two sides, close to the longer side, of the cross clamping groove 6, of the second installation seat 3, the push rod grooves 9 are formed in the middle portions of two sides, close to the shorter side, of the second installation seat 3, the push rod grooves 9 are communicated with the fixing rod grooves 8, the fixing groove 10 is formed in one side, close to the fixing rod grooves 8, of the cross clamping block 7, the spring 11 is located inside the fixing rod grooves 8, the maximum deformation amount of the spring 11 is larger than the length of the fixing rod 12 entering the fixing groove 10, when the push rod 13 is pushed, the push rod 13 drives the fixing rod 12 to leave the inside of the fixing groove 10, the spring 11 starts to be compressed, the maximum deformation amount of the spring 11 is larger than the length of the fixing rod 12 entering the fixing groove 10, and the fixing rod;
the opening side of the spring 11 close to the fixed rod groove 8 is connected with a fixed rod 12, one side of the fixed rod 12 far away from the spring 11 is a curved surface, the fixed rod 12 and the second mounting seat 3 form an elastic structure, when the cloud intercom device 5 drives the cross fixture block 7 to enter the inside of the cross clamping groove 6, the cross fixture block 7 abuts against the curved surface of the fixed rod 12, so that the fixed rod 12 is pressed into the inside of the fixed rod groove 8, the spring 11 is compressed, after the fixed rod groove 8 is aligned with the fixed groove 10, the spring 11 pushes the fixed rod 12 into the inside of the fixed groove 10, so that the cross fixture block 7 is conveniently fixed in the cross clamping groove 6, one side of the fixed rod 12 close to the push rod groove 9 is fixed with a push rod 13, one side of the push rod 13 far away from the fixed rod 12 is sleeved with a fixed sleeve 14, the outer diameter of the fixed sleeve 14 is greater than the width of the, the fixing sleeve 14 is rotated, the fixing sleeve 14 and the push rod 13 generate relative movement through the external thread, so that the fixing sleeve 14 can prop against the second mounting seat 3, the friction force between the fixing sleeve 14 and the second mounting seat 3 is increased, the fixing rod 12 is prevented from being mistakenly collided and moved out of the fixing groove 10 through the push rod 13, the middle parts of two sides of the shorter side of the second mounting seat 3 are rotatably connected with a supporting rod 15, the inner part of the shorter side of the first mounting seat 2 is provided with a sliding groove 16, the inner size of the sliding chute 16 is matched with the outer size of the sliding block 17, the sliding chute 16 and the sliding block 17 form a sliding structure, when the sliding block 17 moves towards the middle of the first mounting seat 2 in the sliding groove 16, the distance between the sliding block 17 and the middle of the second mounting seat 3 is reduced, the middle part of the second mounting seat 3 is pushed by the support rod 15 to be far away from the sliding block 17, so that the second mounting seat 3 rotates through the hinge 4, and the inclination angle of the second mounting seat 3 is convenient to adjust;
the slide block 17 is positioned inside the slide groove 16, one side of the support rod 15, which is far away from the second mounting seat 3, is rotatably connected with the slide block 17, a screw rod 18 penetrates through the slide groove 16, the screw rod 18 and the slide block 17 form a thread structure through external threads, the outer diameter of the screw rod 18 is smaller than the distance between the ball grooves 20, a knob 19 is rotated, the knob 19 drives the screw rod 18 to rotate, the screw rod 18 and the slide block 17 generate relative movement through the external threads, the slide block 17 is conveniently driven to slide in the slide groove 16 through the screw rod 18, the knob 19 is fixed on one side of the screw rod 18, which is far away from the slide groove 16, ball grooves 20 are formed in two sides of the slide block 17, the inner diameter of each ball groove 20 is matched with the outer diameter of each ball 21, each ball groove 20 and each ball 21 form a rolling structure, when the slide block 17 slides in the slide groove 16, the inner wall of, the friction force applied to the movement of the sliding block 17 is effectively reduced by replacing the sliding friction between the sliding block 17 and the sliding chute 16 by the rolling friction between the balls 21 and the inner wall of the sliding chute 16, and the balls 21 are positioned in the ball groove 20.
The working principle is as follows: when the big data cloud intercom device convenient to install is used, firstly, the cloud intercom device 5 is moved, when the cloud intercom device 5 drives the cross-shaped clamping block 7 to enter the inside of the cross-shaped clamping groove 6, the cross-shaped clamping block 7 abuts against the curved surface of the fixing rod 12, the fixing rod 12 is pressed into the inside of the fixing rod groove 8, the spring 11 is compressed, after the fixing rod groove 8 is aligned with the fixing groove 10, the fixing rod 12 is pushed into the inside of the fixing groove 10 by the spring 11, the cross-shaped clamping block 7 is convenient to be fixed in the inside of the cross-shaped clamping groove 6, the cloud intercom device 5 is fixedly connected with the second installation seat 3 through the cross-shaped clamping block 7, the cross-shaped clamping block 7 and the cross-shaped clamping groove 6 form a clamping structure, shaking after the cloud intercom device 5 is installed is avoided, then the fixing sleeve 14 is rotated, the fixing sleeve 14 and the push rod 13 generate relative movement through external threads, the fixing sleeve 14 can abut against the second installation, when the fixing rod 12 is prevented from being mistakenly touched and moved out of the fixing groove 10 through the push rod 13, and the inclination angle of the cloud intercom device 5 needs to be adjusted, the knob 19 is rotated, the knob 19 drives the screw rod 18 to rotate, the screw rod 18 and the sliding block 17 generate relative movement through external threads, so that the sliding block 17 slides in the sliding groove 16, when the sliding block 17 slides in the sliding groove 16, the inner wall of the sliding groove 16 drives the balls 21 to roll in the ball grooves 20, sliding friction between the sliding block 17 and the sliding groove 16 is replaced by rolling friction between the balls 21 and the inner wall of the sliding groove 16, friction force received by the movement of the sliding block 17 is effectively reduced, when the sliding block 17 moves towards the middle part of the first mounting seat 2 in the sliding groove 16, the distance between the sliding block 17 and the middle part of the second mounting seat 3 is reduced, the middle part of the second mounting seat 3 is pushed by the support rod 15, the inclination angle of the second mounting base 3 is adjusted so as to adjust the inclination angle of the cloud intercom device 5, and what is not described in detail in this specification belongs to the prior art well known to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (2)
1. The utility model provides a big data cloud intercom device convenient to installation, includes wall (1), spring (11) and slider (17), its characterized in that: a first mounting seat (2) is fixed on the wall (1), one side, far away from the wall (1), of the first mounting seat (2) is connected with a second mounting seat (3), wherein the first mounting seat (2) and the second mounting seat (3) are in rotating connection through a hinge (4), a cloud intercom device (5) is installed on one side, far away from the first mounting seat (2), of the second mounting seat (3), a cross clamping groove (6) is formed in one side, close to the cloud intercom device (5), of the second mounting seat (3), and a cross clamping block (7) is fixed on one side, close to the cross clamping groove (6), of the cloud intercom device (5); fixing rod grooves (8) are formed in two sides of the longer side, close to the cross clamping groove (6), of the second mounting seat (3), push rod grooves (9) are formed in the middles of two sides of the shorter side, close to the cloud intercom device (5), of the second mounting seat (3), the push rod grooves (9) are communicated with the fixing rod grooves (8), one side, close to the fixing rod grooves (8), of the cross clamping block (7) is provided with a fixing groove (10), and the spring (11) is located inside the fixing rod grooves (8); a fixed rod (12) is connected to the opening side, close to the fixed rod groove (8), of the spring (11), a push rod (13) is fixed to one side, close to the push rod groove (9), of the fixed rod (12), a fixed sleeve (14) is sleeved on one side, far away from the fixed rod (12), of the push rod (13), a supporting rod (15) is rotatably connected to the middle portions of two sides of the shorter side of the second mounting seat (3), and a sliding groove (16) is formed in the inner portion of the shorter side of the first mounting seat (2);
the sliding block (17) is located inside the sliding groove (16), one side, far away from the second mounting seat (3), of the supporting rod (15) is rotatably connected with the sliding block (17), a screw rod (18) penetrates through the inside of the sliding groove (16), a knob (19) is fixed on one side, far away from the sliding groove (16), of the screw rod (18), ball grooves (20) are formed in two sides of the sliding block (17), and balls (21) are arranged inside the ball grooves (20);
the inner size of the sliding chute (16) is matched with the outer size of the sliding block (17), and the sliding chute (16) and the sliding block (17) form a sliding structure; the screw rod (18) and the sliding block (17) form a thread structure through external threads, and the outer diameter of the screw rod (18) is smaller than the distance between the two ball grooves (20); the inner diameter of the ball groove (20) is matched with the outer diameter of the ball (21), and the ball groove (20) and the ball (21) form a rolling structure;
the wall (1) is fixedly connected with the first mounting seat (2) through bolts;
the vertical distance from the bottom of the cross clamping groove (6) to the fixing rod groove (8) is equal to the vertical distance from one end, far away from the cloud intercom device (5), of the cross clamping block (7) to the fixing groove (10);
the cross-shaped fixture block (7) is matched with the cross-shaped clamping groove (6) in size, and the cross-shaped fixture block (7) and the cross-shaped clamping groove (6) form a clamping structure;
wherein the maximum deformation amount of the spring (11) is larger than the length of the fixing rod (12) entering the fixing groove (10);
one side, far away from the spring (11), of the fixed rod (12) is a curved surface, and the fixed rod (12) and the second mounting seat (3) form an elastic structure through the spring (11);
the outer diameter of each fixing sleeve (14) is larger than the width of the push rod groove (9), and the distance between the two fixing sleeves (14) is larger than the length of the cloud intercom device (5).
2. A method of applying the big data cloud intercom device facilitating installation of claim 1, wherein: when the big data cloud intercom device convenient to install is used, firstly, the cloud intercom device (5) is moved, the cloud intercom device (5) drives the cross-shaped clamping block (7) to enter the inside of the cross-shaped clamping groove (6), the cross-shaped clamping block (7) abuts against the curved surface of the fixed rod (12), the fixed rod (12) is pressed into the inside of the fixed rod groove (8), the spring (11) is compressed, after the fixed rod groove (8) is aligned with the fixed groove (10), the fixed rod (12) is pushed into the inside of the fixed groove (10) by the spring (11), the cross-shaped clamping block (7) is conveniently fixed inside the cross-shaped clamping groove (6), the cloud intercom device (5) is fixedly connected with the second mounting seat (3) through the cross-shaped clamping block (7), a clamping structure is formed by the cross-shaped clamping block (7) and the cross-shaped clamping groove (6), the cloud intercom device (5) is prevented from shaking after being installed, and then the fixed sleeve (, the fixed sleeve (14) and the push rod (13) generate relative movement through external threads, so that the fixed sleeve (14) can abut against the second installation seat (3), the friction force between the fixed sleeve (14) and the second installation seat (3) is increased, the phenomenon that the fixed rod (12) is moved out of the inside of the fixed groove (10) through the push rod (13) by mistake is avoided, the knob (19) is rotated when the inclination angle of the cloud intercom device (5) needs to be adjusted, the knob (19) drives the screw rod (18) to rotate, the screw rod (18) generates relative movement with the sliding block (17) through the external threads, the sliding block (17) slides in the sliding groove (16), when the sliding block (17) slides in the sliding groove (16), the inner wall of the sliding groove (16) drives the ball (21) to roll in the ball groove (20), and the sliding friction between the sliding block (17) and the sliding groove (16) is replaced by the rolling friction between the ball (21) and the inner wall of, effectual reduction slider (17) remove the frictional force that receives, when slider (17) remove to first mount pad (2) middle part in spout (16), the distance between slider (17) and second mount pad (3) middle part reduces, promote second mount pad (3) middle part through bracing piece (15) and keep away from slider (17), make second mount pad (3) rotate through hinge (4), adjust the inclination of second mount pad (3), so that adjust the inclination of cloud intercom device (5).
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| CN201910910390.9A CN110557163B (en) | 2019-09-25 | 2019-09-25 | Big data cloud intercom device convenient to installation |
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| CN206943775U (en) * | 2017-07-14 | 2018-01-30 | 上海丽界智能科技有限公司 | Intelligent home network using independent control type front end electrical appliance as node |
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| CN108123730A (en) * | 2018-02-23 | 2018-06-05 | 长沙世邦通信技术有限公司 | Talkback unit housing and talkback unit |
| CN208489934U (en) * | 2018-07-02 | 2019-02-12 | 江西珉轩智能科技有限公司 | A kind of easy-to-dismount visualization cloud talkback unit |
| CN208723888U (en) * | 2018-09-14 | 2019-04-09 | 南昌理工学院 | Intercom |
| CN209017109U (en) * | 2018-12-27 | 2019-06-21 | 广东金杭科技有限公司 | A kind of wireless electronic cat eye intercom device |
| CN209170539U (en) * | 2019-01-15 | 2019-07-26 | 武汉索速电子科技有限公司 | A kind of video intercom audio interaction device |
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| CN110557163A (en) | 2019-12-10 |
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