CN111313924B - Walkie-talkie of portable removal - Google Patents
Walkie-talkie of portable removal Download PDFInfo
- Publication number
- CN111313924B CN111313924B CN202010205393.5A CN202010205393A CN111313924B CN 111313924 B CN111313924 B CN 111313924B CN 202010205393 A CN202010205393 A CN 202010205393A CN 111313924 B CN111313924 B CN 111313924B
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- rotating
- inner cavity
- cavity
- middle shell
- bevel gear
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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
-
- 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
- H04B1/385—Transceivers carried on the body, e.g. in helmets
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a portable mobile interphone, which comprises a middle shell, wherein a through inner cavity which penetrates through the left and the right is arranged in the middle shell, a rotating inner cavity which is positioned in the middle shell is arranged on the outer side of the through inner cavity, the rotating inner cavity is of an annular structure, the upper end surface of the middle shell is fixedly provided with an interphone, a plurality of connecting openings are communicated and arranged in the end wall of the through inner cavity, the connecting openings are communicated with the rotating inner cavity, a side clamping device for clamping the hands of people from the left side and the right side is arranged in the middle shell, the side clamping devices are symmetrically arranged on the left and the right side, intermediate devices for clamping the hands of people from the middle are arranged in the through inner cavity, the connecting openings and the rotating inner cavity, the interphone directly adopts the prior art, is directly arranged on one side of the middle shell for the use of the people, and can use the interphone by adopting a mode of hanging equipment on the outer side of an arm, so that the personnel can vacate hands to do other things, which is very convenient.
Description
Technical Field
The invention relates to the technical field of building interphones, in particular to a portable mobile interphone.
Background
In the building intercom system, what often adopted is fixed intercom, makes personnel directly utilize fixed intercom to talkback, and this to a great extent has more drawback, for example: the fixed interphone adopts a corridor power supply system, if the corridor is powered off, the interphone cannot be used efficiently, if a fire occurs, due to the interruption of a corridor power system, personnel cannot contact corridor management personnel in an emergency, so that certain problems are caused when people escape, the life of the personnel is threatened, at the moment, if the fixed corridor interphone cannot be used, the safety of the personnel cannot be ensured, the personnel cannot contact the corridor management personnel in time and cannot contact rescue personnel, so that the danger coefficient of the personnel is increased, meanwhile, the corridor patrol personnel often adopt a flowing mode to patrol, in the process, if the traditional intercom mode is adopted, the two hands cannot be vacated to help the personnel, so that the personnel need to specially put down rescue work in the hands for talkback, the efficiency is low and the danger coefficient of the trapped personnel is increased.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a portable mobile interphone, which can solve the problems in the prior art.
The invention is realized by the following technical scheme: the invention relates to a portable mobile interphone, which comprises a middle shell, wherein a through inner cavity penetrating left and right is arranged in the middle shell, a rotating inner cavity positioned in the middle shell is arranged outside the through inner cavity, the rotating inner cavity is of an annular structure, the upper end face of the middle shell is fixedly provided with an interphone, a plurality of connecting openings are communicated and arranged in the end wall of the through inner cavity, the connecting openings are communicated with the rotating inner cavity, a side position clamping device for clamping the hands of people from left and right sides is arranged in the middle shell, the side position clamping devices are symmetrically arranged left and right, and middle devices for clamping the hands of people from the middle are arranged in the through inner cavity, the connecting openings and the rotating inner cavity.
The lateral installing and clamping device comprises a rotating inner cavity arranged in the middle shell, a lateral connecting inner cavity arranged in the middle shell is arranged on one side of the rotating inner cavity, openings of the lateral connecting inner cavity are arranged, the number of the lateral connecting inner cavities is four, a bevel gear transmission cavity arranged in the middle shell is arranged on one side of the lateral connecting inner cavity, a rotating matching rod is arranged in the end wall of the lateral connecting inner cavity in a rotating manner, a swinging connecting rod is fixedly arranged on one side of the rotating matching rod, a matching rotating seat is arranged in the swinging connecting rod in a rotating manner, a lateral backing plate is fixedly arranged on one side end surface of the matching rotating seat, a non-slip mat is fixedly arranged on one side end surface of the lateral backing plate, a lateral meshing bevel gear is fixedly arranged on one side end surface of the rotating matching rod, the lateral meshing bevel gear is arranged in the bevel gear transmission cavity, and a lateral meshing bevel gear is arranged on one side of the lateral meshing bevel gear, the side-engaged bevel gear is characterized in that a side rotating shaft is fixedly arranged on one side end face of the side-engaged bevel gear, the side rotating shaft rotatably penetrates through a wall body between the bevel gear transmission cavity and the rotating inner cavity and extends into the rotating inner cavity, and a driving assembly for driving the side rotating shaft to synchronously rotate is arranged in the rotating inner cavity.
According to a further technical scheme, the driving assembly comprises a driven synchronous belt pulley fixed with the side rotating shaft, the driven synchronous belt pulley is located in the rotating inner cavity, a synchronous belt transmission cavity driven by a motor is arranged between the end walls of the rotating inner cavity in a rotating mode, a plurality of annular array inner groove gears are arranged on the outer side of the synchronous belt transmission cavity in a meshed mode, an open belt pulley groove is formed in each inner groove gear, a connecting rotating rod is fixedly arranged in each inner groove gear, the connecting rotating rod is connected with the end walls of the two sides of the rotating inner cavity in a rotating matched mode, a transmission power belt is wound between each belt pulley groove and the driven synchronous belt pulley, and the transmission power belt is used for enabling the inner groove gears to be in power connection with the driven synchronous belt pulleys.
Further technical scheme, intermediate means include with rotate the rotating casing that inner chamber end wall normal running fit is connected, a rotating casing side end face has set firmly a plurality of bellying axles, the number that the bellying axle set up is four, one of them rotate inner chamber side end wall in-connection and be provided with and wear out the inner chamber, it is provided with the drive to wear out inner chamber one side the rotating casing carries out pivoted manual subassembly, the bellying axle with lead to being provided with a plurality of hands dress card subassemblies that are used for personnel's hand dress card between the inner chamber end wall, the number that the hand dress card subassembly set up is three.
A further technical scheme, manual subassembly include with the seat is rotated to the fixed bottom of terminal surface under the middle casing, the bottom is rotated the seat right side and is provided with the fixed internal thread piece of middle casing terminal surface, the seat internal rotation is rotated to the bottom is provided with a rotating barrel, be provided with open-ended keyway chamber in the rotating barrel, rotating barrel surface has set firmly the rotating toothed disc, the rotating toothed disc passes wear out the inner chamber and with rotating casing meshing sets up, the keyway intracavity is connected with key power through the keyway and is provided with the key shaft, key shaft right-hand member face has set firmly the external screw thread pole, the external screw thread pole with internal thread piece screw-thread fit connects, external screw thread pole right-hand member face has set firmly the rotating disk.
Further technical scheme, hand dress card subassembly include with the cooperation pole that bellying normal running fit connects, the cooperation pole internal rotation be provided with the connecting rod, connecting rod and the coaxial rotation department of cooperation pole are provided with the cooperation dwang, the cooperation dwang with the coaxial rotation of connecting rod and cooperation pole sets up, the connecting rod with lead to the inner chamber end wall normal running fit and connect.
The invention has the beneficial effects that:
the device is simple in structure, the interphone is directly installed on one side of the middle shell in the prior art in the initial state, and is convenient for people to use, the difference of the combination of the device is that after the device is used by people, the people do not need to hold the interphone, the interphone can be used by hanging the device on the outer side of the arm, so that the people can vacate the hand to do other things, the interphone is very convenient, before the people use the device, the internal structure of the device needs to be adjusted to enable the arms of the people to be completely sleeved into the device, the arms of the people penetrate through the through cavity, the anti-skid pads are needed to clamp and fix the arms of the people, and the clamping base plates are used to further clamp and fix the middle parts of the arms of the people.
When the anti-skid pad is used for clamping the arm of a person, the synchronous belt transmission cavity rotates after working to enable the inner groove gear to rotate, then the driven synchronous belt wheel drives the side rotating shaft to rotate under the action of the transmission power belt, then the side meshing bevel gear drives the side meshing bevel gear to rotate, then the rotation matching rod drives the swing connecting rod to rotate, and then the anti-skid pad is arranged among the swing connecting rod, the matching rotating seat and the side pad plate to rotate mutually to enable the arm of the person to be clamped.
When utilizing when the centre gripping backing plate carries out the centre gripping with personnel's arm middle part, rotate make behind the spinning disk external screw thread pole and key shaft rotate, because external screw thread pole with internal thread piece screw-thread fit connects, just makes the key shaft with the key slot chamber adopts the keyway to drive when being connected with key power spinning section of thick bamboo and spinning toothed disc rotate, and not rotatory during the spinning disk rotating shell body can be blocked by indirect restriction, then rotating shell body rotates the back and drives protruding axle removes, and can make behind the swing between cooperation pole and the connecting rod the centre gripping backing plate carries out the centre gripping with personnel's arm middle part.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view of the overall structure of the inside of a portable mobile interphone according to the invention;
FIG. 2 is a schematic view taken along the line A-A in FIG. 1;
FIG. 3 is a schematic view of the direction B in FIG. 2;
FIG. 4 is a schematic view in the direction C-C of FIG. 1;
in the figure, a rotary seat body 10, a connecting rod 11, a matching rod 12, a rotary disk 13, an external thread rod 14, a protruding shaft 15, an internal thread block 16, a key shaft 18, a rotary gear disk 19, a penetrating inner cavity 20, a rotary shell 21, a rotary inner cavity 22, a key groove cavity 23, a rotary cylinder 24, an intermediate shell 25, a swing connecting rod 26, a through inner cavity 27, a connecting opening 28, a matching rotary seat 29, a side backing plate 30, a non-slip mat 31, an interphone 32, a bottom rotary seat 33, a rotary matching rod 40, a side connecting inner cavity 41, a side meshing bevel gear 42, a bevel gear transmission cavity 43, a side meshing bevel gear 44, a transmission power belt 45, a driven synchronous belt pulley 46, a synchronous belt transmission cavity 47, a rotary inner cavity 48, a gear 49, a belt pulley groove 50, a matching rotary rod 51, a clamping backing plate 52, a side rotary shaft 60 and a connecting rotary rod 61.
Detailed Description
As shown in fig. 1 to 4, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up, down, left, right, and front-back directions described below are the same as the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself, and a portable mobile interphone of the present invention includes a middle case 25, a through cavity 27 penetrating from left to right is arranged in the middle shell 25, a rotating cavity 22 positioned in the middle shell 25 is arranged outside the through cavity 27, the rotary inner cavity 22 is of an annular structure, an interphone 32 is fixedly arranged on the upper end face of the middle shell 25, a plurality of connecting openings 28 are arranged in the end wall of the through inner cavity 27 in a communicating manner, the connecting openings 28 are communicated with the rotating inner cavity 22, a side position clamping device for clamping hands of people from the left side and the right side is arranged in the middle shell 25, the side position clamping device is arranged symmetrically left and right, the through cavity 27, the connecting opening 28 and the rotating cavity 22 are internally provided with an intermediate device for clamping the hand of a person from the middle.
Beneficially, the side mounting and clamping device includes a rotating inner cavity 48 disposed in the middle housing 25, a side connecting inner cavity 41 disposed in the middle housing 25 is disposed on one side of the rotating inner cavity 48, the side connecting inner cavity 41 is provided with an opening, the number of the side connecting inner cavities 41 is four, a bevel gear transmission cavity 43 disposed in the middle housing 25 is disposed on one side of the side connecting inner cavity 41, a rotating matching rod 40 is rotatably disposed in an end wall of the side connecting inner cavity 41, a swinging connecting rod 26 is fixedly disposed on one side of the rotating matching rod 40, a matching rotating seat 29 is rotatably disposed on the swinging connecting rod 26, a side pad 30 is fixedly disposed on one side end surface of the matching rotating seat 29, a non-slip pad 31 is fixedly disposed on one side end surface of the side pad 30, a side engaging bevel gear 42 is fixedly disposed on one side end surface of the rotating matching rod 40, and the side engaging bevel gear 42 is disposed in the bevel gear transmission cavity 43, the side-engaged bevel gear 42 is provided with a side-engaged bevel gear 44 at one side thereof, a side rotating shaft 60 is fixedly arranged on one side end surface of the side-engaged bevel gear 44, the side rotating shaft 60 rotatably penetrates through a wall body between the bevel gear transmission cavity and the rotating inner cavity and extends into the rotating inner cavity 48, and a driving component for driving the side rotating shaft 60 to synchronously rotate is arranged in the rotating inner cavity 48.
Beneficially, the driving assembly includes a driven synchronous pulley 46 fixed to the side rotating shaft 60, the driven synchronous pulley 46 is located in the rotating inner cavity 48, a motor-driven synchronous belt transmission cavity 47 is rotatably arranged between the end walls of the rotating inner cavity 48, a plurality of annular array inner groove gears 49 are meshed outside the synchronous belt transmission cavity 47, an open pulley groove 50 is arranged in each inner groove gear 49, a connecting rotating rod 61 is fixedly arranged in each inner groove gear 49, the connecting rotating rod 61 is in rotating fit connection with the end walls on the two sides of the rotating inner cavity 48, a transmission power belt 45 is wound between each pulley groove 50 and the driven synchronous pulley 46, and the transmission power belt 45 connects the inner groove gears 49 and the driven synchronous pulleys 46 in a power mode.
Beneficially, wherein, intermediate device includes with the rotating casing 21 that rotates the interior cavity 22 end wall normal running fit and is connected, a plurality of protruding axles 15 have set firmly to rotating casing 21 side end face, the number that protruding axle 15 set up is four, one of them rotate interior cavity 22 side end wall in-connection and be provided with and wear out inner cavity 20, it is provided with to wear out inner cavity 20 one side and drive rotating casing 21 carries out the pivoted manual subassembly, protruding axle 15 with it is provided with a plurality of hands dress card subassemblies that are used for personnel's hand dress card to lead to between the interior cavity 27 end wall, the number that the hand dress card subassembly set up is three.
Advantageously, the manual assembly comprises a bottom rotating seat 33 fixed to the lower end face of the middle shell 25, an inner threaded block 16 fixed to the end face of the middle shell 25 is arranged on the right side of the bottom rotating seat 33, a rotating cylinder 24 is arranged in the bottom rotating seat 33 in a rotating mode, an open keyway cavity 23 is formed in the rotating cylinder 24, a rotating gear disc 19 is fixedly arranged on the outer surface of the rotating cylinder 24, the rotating gear disc 19 penetrates through the penetrating inner cavity 20 and is arranged in a meshed mode with the rotating shell 21, a key shaft 18 is arranged in the keyway cavity 23 in a key-way power connection mode, an outer threaded rod 14 is fixedly arranged on the right end face of the key shaft 18, the outer threaded rod 14 is in threaded fit connection with the inner threaded block 16, and a rotating disc 13 is fixedly arranged on the right end face of the outer threaded rod 14.
Beneficially, wherein, the hand-operated clamping assembly includes a fitting rod 12 connected with the protruding shaft 15 in a rotating fit manner, the fitting rod 12 is provided with a connecting rod 11 in a rotating manner, a coaxial rotating position of the connecting rod 11 and the fitting rod 12 is provided with a fitting rotating rod 51, the fitting rotating rod 51 is arranged with the connecting rod 11 and the fitting rod 12 in a coaxial rotating manner, and the connecting rod 11 is connected with the end wall of the through cavity 27 in a rotating fit manner.
In the initial state, the interphone 32 directly adopts the prior art, and is directly installed on one side of the middle shell 25 to facilitate use of the interphone, the difference of the combination of the interphone 32 and the equipment is that after the equipment is used, the interphone 32 does not need to be held by a hand, and the equipment can be used by hanging the equipment on the outer side of an arm so that the person can vacate the hand to do other things, which is very convenient, before the person uses the equipment, the person needs to adjust the internal structure of the equipment to completely sleeve the arm of the person into the equipment, the arm of the person passes through the through cavity 27, the anti-skid pad 31 is needed to clamp and fix the arm of the person, and the clamping pad 52 is used to further clamp and fix the middle part of the arm of the person.
When the anti-slip mat 31 holds the arm of a person, the synchronous belt transmission cavity 47 rotates after working, so that the internal groove gear 49 rotates, the driven synchronous belt pulley 46 drives the side rotating shaft 60 to rotate under the action of the transmission power belt 45, then the side meshing bevel gear 44 drives the side meshing bevel gear 42 to rotate, then the rotating matching rod 40 drives the swinging connecting rod 26 to rotate, and then the anti-slip mat 31 holds the arm of the person under the mutual rotation among the swinging connecting rod 26, the matching rotating seat 29 and the side mat plate 30.
When the middle part of the arm of a person is clamped by the clamping base plate 52, the external thread rod 14 and the key shaft 18 are rotated after the rotating disc 13 is rotated, because the external thread rod 14 is in threaded fit connection with the internal thread block 16, the key shaft 18 and the key groove cavity 23 drive the rotating cylinder 24 and the rotating gear disc 19 to rotate when being connected with key power by adopting a key groove, and the rotating shell 21 can be indirectly limited and clamped when the rotating disc 13 does not rotate, then the rotating shell 21 drives the protruding shaft 15 to move after rotating, and the clamping base plate 52 can clamp the middle part of the arm of the person after the matching rod 12 and the connecting rod 11 swing.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (4)
1. A portable mobile interphone comprises a middle shell, wherein a through inner cavity which penetrates through the left and right is arranged in the middle shell, a rotating inner cavity which is located in the middle shell is arranged on the outer side of the through inner cavity, the rotating inner cavity is of an annular structure, the upper end face of the middle shell is fixedly provided with the interphone, a plurality of connecting openings are communicated in the end wall of the through inner cavity and communicated with the rotating inner cavity, side position clamping devices which clamp the hands of people from the left side and the right side are arranged in the middle shell, the side position clamping devices are symmetrically arranged on the left and the right sides, and middle devices which clamp the hands of people from the middle are arranged in the through inner cavity, the connecting openings and the rotating inner cavity;
the side positioning and clamping device comprises a rotating inner cavity arranged in the middle shell, one side of the rotating inner cavity is provided with a side connecting inner cavity positioned in the middle shell, the side connecting inner cavity is provided with four openings, one side of the side connecting inner cavity is provided with a bevel gear transmission cavity positioned in the middle shell, the end wall of the side connecting inner cavity is provided with a rotating matching rod in a rotating way, one side of the rotating matching rod is fixedly provided with a swinging connecting rod, the swinging connecting rod is rotatably provided with a matching rotating seat, one side end surface of the matching rotating seat is fixedly provided with a side cushion plate, one side end surface of the side cushion plate is fixedly provided with a non-slip mat, one side end surface of the rotating matching rod is fixedly provided with a side meshing bevel gear, the side meshing bevel gear is positioned in the bevel gear transmission cavity, and one side of the side meshing bevel gear is provided with a side meshing bevel gear in a meshing way, a side rotating shaft is fixedly arranged on one side end face of the side meshing bevel gear, the side rotating shaft penetrates through a wall body between the bevel gear transmission cavity and the rotating inner cavity in a rotating mode and extends into the rotating inner cavity, and a driving assembly for driving the side rotating shaft to rotate synchronously is arranged in the rotating inner cavity;
the driving component comprises a driven synchronous belt pulley fixed with the side rotating shaft, the driven synchronous belt pulley is located in the rotating inner cavity, a synchronous belt transmission cavity driven by a motor is arranged between the end walls of the rotating inner cavity in a rotating mode, a plurality of annular array inner groove gears are arranged on the outer side of the synchronous belt transmission cavity in a meshed mode, an opening belt pulley groove is formed in each inner groove gear, a connecting rotating rod is fixedly arranged in each inner groove gear, the connecting rotating rod is connected with the end walls of the two sides of the rotating inner cavity in a rotating matched mode, a transmission power belt is wound between each belt pulley groove and the driven synchronous belt pulley, and the inner groove gears are in power connection with the driven synchronous belt pulleys.
2. The portable mobile interphone according to claim 1, characterized in that: the intermediate device include with the rotating casing that rotation inner chamber end wall normal running fit connects, a plurality of bellying axles have set firmly to rotating casing side end face, the number that the bellying axle set up is four, one of them rotate inner chamber side end wall in-connection and be provided with and wear out the inner chamber, it is provided with the drive to wear out inner chamber one side the rotating casing carries out pivoted manual subassembly, the bellying axle with lead to being provided with a plurality of hands dress card subassemblies that are used for with personnel's hand dress card between the inner chamber end wall, the number that the hand dress card subassembly set up is three.
3. The portable mobile interphone according to claim 2, characterized in that: the manual subassembly include with the seat is rotated to the fixed bottom of terminal surface under the middle casing, the seat right side is rotated to the bottom is provided with the fixed internal thread piece of middle casing terminal surface, the seat internal rotation is rotated to the bottom is provided with a rotatory section of thick bamboo, be provided with open-ended keyway chamber in the rotatory section of thick bamboo, rotatory section of thick bamboo surface has set firmly the rotating toothed disc, the rotating toothed disc passes wear out the inner chamber and with rotating casing meshing sets up, the keyway intracavity is connected through keyway and key power and is provided with the key shaft, key shaft right-hand member face has set firmly the external screw thread pole, the external screw thread pole with internal thread piece screw-thread fit connects, external screw thread pole right-hand member face has set firmly the rotating disk.
4. The portable mobile interphone according to claim 2, characterized in that: hand dress card subassembly include with the cooperation pole that bellying normal running fit is connected, the cooperation pole internal rotation be provided with the connecting rod, connecting rod and the coaxial rotation department of cooperation pole are provided with the cooperation dwang, the cooperation dwang with the coaxial rotation of connecting rod and cooperation pole sets up, the connecting rod with lead to the cavity end wall normal running fit and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010205393.5A CN111313924B (en) | 2020-03-23 | 2020-03-23 | Walkie-talkie of portable removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010205393.5A CN111313924B (en) | 2020-03-23 | 2020-03-23 | Walkie-talkie of portable removal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111313924A CN111313924A (en) | 2020-06-19 |
| CN111313924B true CN111313924B (en) | 2022-01-14 |
Family
ID=71147267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010205393.5A Active CN111313924B (en) | 2020-03-23 | 2020-03-23 | Walkie-talkie of portable removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111313924B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101146132A (en) * | 2006-09-13 | 2008-03-19 | 深圳富泰宏精密工业有限公司 | Wrist fixing structure and portable electronic device using this structure |
| CN110601707A (en) * | 2019-09-03 | 2019-12-20 | 陈科 | Convenient type intercom with heat dissipation function |
| CN110639097A (en) * | 2019-11-14 | 2020-01-03 | 温州医科大学附属第一医院 | Auxiliary device for medical injection |
| CN210069430U (en) * | 2019-03-27 | 2020-02-14 | 吉林省芝麻软件开发中心 | Mobile phone fixing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206650664U (en) * | 2017-04-16 | 2017-11-17 | 聂召群 | Intercom portable unit |
-
2020
- 2020-03-23 CN CN202010205393.5A patent/CN111313924B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101146132A (en) * | 2006-09-13 | 2008-03-19 | 深圳富泰宏精密工业有限公司 | Wrist fixing structure and portable electronic device using this structure |
| CN210069430U (en) * | 2019-03-27 | 2020-02-14 | 吉林省芝麻软件开发中心 | Mobile phone fixing device |
| CN110601707A (en) * | 2019-09-03 | 2019-12-20 | 陈科 | Convenient type intercom with heat dissipation function |
| CN110639097A (en) * | 2019-11-14 | 2020-01-03 | 温州医科大学附属第一医院 | Auxiliary device for medical injection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111313924A (en) | 2020-06-19 |
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Inventor after: Zhang Jian Inventor after: Huang Yongqiang Inventor after: Chen Qingxiao Inventor after: Zhu Jiatian Inventor before: Zhu Jiatian |
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Effective date of registration: 20211215 Address after: 610074 no.1302, 13th floor, building 1, No.1 Shujin Road, Qingyang District, Chengdu City, Sichuan Province Applicant after: DATANG HYDROPOWER SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: No.8, Hezhu natural village, Fenghe village, xiaya Town, Jiande City, Hangzhou City, Zhejiang Province Applicant before: Zhu Jiatian |
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