CN219645196U - Portable bracelet for high-voltage test personnel to mutually cooperate - Google Patents
Portable bracelet for high-voltage test personnel to mutually cooperate Download PDFInfo
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- CN219645196U CN219645196U CN202321378259.0U CN202321378259U CN219645196U CN 219645196 U CN219645196 U CN 219645196U CN 202321378259 U CN202321378259 U CN 202321378259U CN 219645196 U CN219645196 U CN 219645196U
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 210000000707 wrist Anatomy 0.000 claims abstract description 10
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 4
- 206010014357 Electric shock Diseases 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Abstract
The utility model discloses a portable bracelet for high-voltage test personnel to mutually cooperate, which comprises a display screen, an upper shell, a support frame, a circuit board, a lower shell and a wrist strap, wherein the upper shell is provided with a plurality of support slots; the circuit board is fixed in the lower shell, the support frame is clamped on the lower shell, the circuit board is positioned between the support frame and the lower shell, the upper shell is clamped on the lower shell, a display screen mounting groove for mounting a display screen is formed in the upper shell, the display screen is fixed in the display screen mounting groove of the upper shell, the display screen is connected with the circuit board, and the wrist strap is hinged at two ends of the upper shell; the circuit board comprises a power supply circuit, a voice input and output circuit, a sound-electricity conversion circuit and a wireless receiving and transmitting circuit, wherein the power supply circuit supplies power for the voice input and output circuit, the voice input and output circuit is connected with the sound-electricity conversion circuit, and the sound-electricity conversion circuit is connected with the wireless receiving and transmitting circuit. The utility model realizes the mutual communication in the high-voltage test work, and can be directly worn on the arm without affecting the normal work of the test personnel.
Description
Technical Field
The utility model relates to the field of high-voltage tests, in particular to a portable bracelet for high-voltage test personnel to mutually cooperate.
Background
The high-voltage test has a certain danger, and besides the general electric shock risk, the electric shock risk of induction electricity and test electricity also exists. Thus, high pressure testing requires the experimenters to closely cooperate with each other, loud voice calls before pressurization, and pressurization after hearing the response. However, the field test environment is complex, noise is noisy, mutual singing is difficult to achieve, deviation exists between the singing and the person to be singed, response is not timely, and the like, so that the electric shock risk of the person test is caused. In addition, the volume of the matched tools like interphones and mobile phones is large, the matched tools are inconvenient to carry, and the work of test staff can be influenced to a certain extent. Therefore, an instrument is urgently needed to solve this problem. The portable bracelet for the high-voltage testers is light and convenient to carry, ensures timely communication and close matching of the high-voltage testers, ensures safety of the testers, and does not influence work of the testers.
Disclosure of Invention
The utility model aims to provide a portable bracelet for high-voltage test personnel to mutually cooperate, which solves the problems that the communication is carried out through an interphone and a mobile phone in the existing high-voltage test work, so that the work is inconvenient and the influence is caused.
The utility model is realized by the following technical scheme:
a portable bracelet for high-voltage test personnel to mutually cooperate comprises a display screen, an upper shell, a supporting frame, a circuit board, a lower shell and a wrist strap;
the circuit board is fixed in the lower shell, the supporting frame is clamped on the lower shell, the circuit board is positioned between the supporting frame and the lower shell, the upper shell is clamped on the lower shell, a display screen mounting groove for mounting a display screen is formed in the upper shell, the display screen is fixed in the display screen mounting groove of the upper shell, the display screen is electrically connected with the circuit board, and the wrist strap is hinged at two ends of the upper shell;
the circuit board comprises a power supply circuit, a voice input and output circuit, a sound-electricity conversion circuit and a wireless receiving and transmitting circuit, wherein the power supply circuit supplies power for the voice input and output circuit, the voice input and output circuit is electrically connected with the sound-electricity conversion circuit, and the sound-electricity conversion circuit is electrically connected with the wireless receiving and transmitting circuit.
In one possible implementation manner, the lower housing is provided with a circuit mounting groove, and one surface of the lower housing, which is close to the support frame, is provided with a support frame mounting groove, the circuit board is fixed in the circuit mounting groove, and the support frame is clamped in the support frame mounting groove of the lower housing.
In one possible implementation manner, the supporting frame is provided with a protruding structure matched with the supporting frame mounting groove, and the supporting frame mounting groove is connected with the protruding structure.
In one possible embodiment, the circuit board is fixed in the circuit mounting groove by a screw or is adhered in the circuit mounting groove.
In one possible embodiment, the circuit board is secured within the circuit mounting slot by the support bracket when the support bracket mounting slot is connected to the raised structure.
In one possible implementation manner, two clamping grooves are formed in the lower shell, and clamping structures matched with the clamping grooves are arranged on the upper shell and clamped in the clamping grooves.
In one possible implementation manner, the upper shell, the support frame and the lower shell are made of insulating materials;
the wrist strap is made of flexible materials;
the circuit board is arranged as a PCB.
In one possible embodiment, the display is adhered to the upper case in the display mounting groove.
In one possible implementation, the voice input and output circuit includes a voice input sub-circuit and a voice play sub-circuit, both of which are electrically connected to the acousto-electric conversion circuit.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) The utility model provides a portable bracelet for high-voltage test personnel to mutually cooperate, which can realize the function of mutual communication in the high-voltage test work, can be directly worn on an arm, and does not influence the normal work of the test personnel.
(2) The upper and lower shells are arranged, so that the bracelet cannot be disassembled when being worn on the hand, the structural strength of the bracelet is ensured, and the bracelet is connected in a clamping manner, so that the bracelet is convenient to maintain in the later period.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model.
Fig. 1 is a schematic structural diagram of a portable bracelet for high-voltage test personnel to cooperate with each other.
Fig. 2 is a partial schematic view of a portable bracelet for high-voltage test personnel to cooperate with each other according to the present embodiment.
Fig. 3 is a circuit block diagram of a circuit board according to the present embodiment.
Fig. 4 is a circuit diagram of a power supply circuit according to the present embodiment.
Fig. 5 is a circuit diagram of a voice input sub-circuit provided in this embodiment.
Fig. 6 is a circuit diagram of a voice playing sub-circuit according to the present embodiment.
Fig. 7 is a circuit diagram of the electroacoustic conversion circuitry provided in the present embodiment.
Fig. 8 is a circuit diagram of a wireless transceiver circuit provided in this embodiment.
In the drawings, the reference numerals and corresponding part names:
1-display screen, 2-upper shell, 3-support frame, 4-circuit board, 5-lower shell, 6-wrist strap, 7-circuit mounting groove, 8-support frame mounting groove, 9-joint groove, 10-protruding structure, 11-display screen mounting groove, 12-joint structure.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.
As shown in fig. 1-2 together, a portable bracelet for high voltage test personnel comprises a display screen 1, an upper housing 2, a support frame 3, a circuit board 4, a lower housing 5 and a wristband 6. The circuit board 4 is fixed in the lower shell 5, just support frame 3 joint is on lower shell 5, circuit board 4 is located between support frame 3 and the lower shell 5, go up shell 2 joint on lower shell 5, just be provided with the display screen mounting groove 11 of installation display screen 1 on going up shell 2, display screen 1 is fixed in the display screen mounting groove 11 of going up shell 2, display screen 1 and circuit board 4 electric connection, wrist strap 6 articulates in the both ends of going up shell 2, and both ends refer to portable bracelet and wear behind the arm, and when the display content of display screen 1 does not take place to reverse, the both ends of perpendicular to arm on going up shell 2, and specific structure can refer to fig. 1 and 2.
Compared with the common bracelet structure, the bracelet structure provided by the embodiment can package the support frame 3, the circuit board 4 and the lower shell 5 together through the upper shell 2, so that the integrity is enhanced, and when the bracelet is worn on the hand, the wrist strap 6 is arranged on the upper shell 2, and the lower shell 5 is tightly attached to the arm, so that the structural strength of the whole bracelet is ensured, and the later maintenance is convenient.
As shown in fig. 3, the circuit board 4 includes a power circuit, a voice input and output circuit, a sound-to-electricity conversion circuit and a wireless transceiver circuit, wherein the power circuit supplies power to the voice input and output circuit, the voice input and output circuit is electrically connected with the sound-to-electricity conversion circuit, and the sound-to-electricity conversion circuit is electrically connected with the wireless transceiver circuit.
The power supply circuit can provide power for the whole bracelet, the voice input and output circuit can receive external sound, and the external sound is transmitted out through the sound-electricity conversion circuit and the wireless transceiver circuit; when the wireless receiving and transmitting circuit receives the sound signal, the sound-electricity conversion circuit can be used for inputting the sound input and output circuit, and then the sound input and output circuit can be used for carrying out sound broadcasting.
When the operator is ready to press the voice input button in the voice input and output circuit on his portable bracelet and call: "prepare to pressurize-! ", make test staff's portable bracelet send out the sound of remote operation instrument personnel: "prepare to pressurize-! And meanwhile, the bracelet vibrates to remind test staff of keeping away from the pressurizing point, so that the safety of the test staff is ensured.
The bracelet is small and exquisite and light, can be worn on an arm directly, and can not influence the normal work of test personnel. When an operator prepares to pressurize or operate the equipment, the portable bracelet at a distance can make a sound and vibrate through the portable bracelet, and the test operator is reminded to be far away from the pressurizing point. Meanwhile, the testers at the distance carry out voice reply on the testers through the bracelet, and the testers can be pressurized after receiving the reply, so that the two parties can communicate tightly, and the safety of the testers is greatly guaranteed.
Optionally, a vibration circuit can be further arranged, and the operation of the vibration circuit is controlled through the sound-electricity conversion circuit. A voice input button may also be provided, which is provided on the lower housing 5.
The power supply circuit adopts a direct current 12V power supply to supply power and has a chargeable function, the model is MAO15-220S12N, and the control schematic diagram is shown in figure 4; the circuit is composed of an input electromagnetic interference filter (EMI), a rectifying and filtering circuit, a power conversion circuit, a PWM controller circuit and an output rectifying and filtering circuit. The auxiliary circuit comprises an input overvoltage and undervoltage protection circuit, an output overcurrent protection circuit, an output short-circuit protection circuit and the like.
In one possible implementation manner, the lower housing 5 is provided with a circuit mounting groove 7, and a support frame mounting groove 8 is formed on one surface of the lower housing 5 close to the support frame 3, the circuit board 4 is fixed in the circuit mounting groove 7, and the support frame 3 is clamped in the support frame mounting groove 8 of the lower housing 5.
Through placing circuit board 4 in the circuit mounting groove 7 of lower shell 5, then support frame 3 supports circuit board 4 inside circuit mounting groove 7, can be fine fix circuit board 4, guaranteed the stability of circuit board 4 in the bracelet inside.
In one possible embodiment, the support frame 3 is provided with a protrusion structure 10 that is matched with the support frame mounting groove 8, and the support frame mounting groove 8 is connected with the protrusion structure 10. In order to ensure the stability of connection, the number of the support frame mounting grooves 8 and the protruding structures 10 should be at least 2, and the two support frame mounting grooves 8 are symmetrically arranged, for example, at two ends of the lower housing 5.
In one possible embodiment, the circuit board 4 is fixed in the circuit mounting groove 7 by a screw or is adhered in the circuit mounting groove 7.
In one possible embodiment, the circuit board 4 is secured within the circuit mounting slot 7 by the support bracket 3 when the support bracket mounting slot 8 is connected to the raised structure 10.
In one possible implementation manner, two clamping grooves 9 are provided on the lower housing 5, a clamping structure 12 matched with the clamping grooves 9 is provided on the upper housing 2, the clamping structure 12 is clamped in the clamping grooves 9, and the two clamping grooves 9 should be symmetrically provided at two ends of the lower housing 5.
In one possible embodiment, the upper housing 2, the support frame 3 and the lower housing 5 are made of insulating materials, such as plastics.
The wristband 6 is made of flexible material.
The circuit board 4 is provided as a PCB board.
In one possible embodiment, the display 1 is adhered to the upper case 2 in the display mounting groove 11.
In one possible implementation, the voice input and output circuit includes a voice input sub-circuit and a voice play sub-circuit, both of which are electrically connected to the acousto-electric conversion circuit.
Optionally, in order to facilitate the transmission of sound, the side surface of the lower housing 5 may also be provided with a through hole to facilitate the transmission of sound.
The voice input and output module is shown in schematic form in fig. 5 and 6 together, and is model number WT558C series. It includes two parts, namely a voice input sub-circuit shown in fig. 5 and a voice play sub-circuit shown in fig. 6.
As shown in fig. 7, the electroacoustic conversion module is composed of an electroacoustic conversion module, an impedance conversion module and a signal amplifier, the model is PCM1741E, an electret vibrating membrane is arranged in the electroacoustic conversion module, when sound vibrates, the electric field is caused by the capacitance at two ends of the electret, and then the sound is converted into a voltage signal through the amplification of a built-in field effect transistor.
The model of the wireless transceiver circuit can be DTD433M, and the schematic diagram is shown in fig. 8. The common working frequency is 315MHz or 433MHz, the ASK mode modulation is adopted, the transmitting current is about 60 milliamperes, the transmission distance in open field is 700-800 meters, and the transmitting power is about 500 milliwatts. Two communication ports (RS 232/RS485 interfaces) are provided, the wireless reliable transmission distance reaches more than 3 km, the DTD433M can be used as a remote wireless PLC communication brand product by penetrating through a wall, and the industrial site operation test for more than eight years can ensure long-term operation of the industrial site working in various severe environments.
The utility model provides a portable bracelet for high-voltage test personnel to mutually cooperate, which can realize the function of mutual communication in the high-voltage test work, can be directly worn on an arm, and does not influence the normal work of the test personnel. The upper and lower shells are arranged, so that the bracelet cannot be disassembled when being worn on the hand, the structural strength of the bracelet is ensured, and the bracelet is connected in a clamping manner, so that the bracelet is convenient to maintain in the later period.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (9)
1. The portable bracelet for the high-voltage test personnel to mutually cooperate is characterized by comprising a display screen (1), an upper shell (2), a supporting frame (3), a circuit board (4), a lower shell (5) and a wrist strap (6);
the circuit board (4) is fixed in the lower shell (5), the support frame (3) is clamped on the lower shell (5), the circuit board (4) is positioned between the support frame (3) and the lower shell (5), the upper shell (2) is clamped on the lower shell (5), a display screen mounting groove (11) for mounting the display screen (1) is formed in the upper shell (2), the display screen (1) is fixed in the display screen mounting groove (11) of the upper shell (2), the display screen (1) is electrically connected with the circuit board (4), and the wrist strap (6) is hinged at two ends of the upper shell (2);
the circuit board (4) comprises a power supply circuit, a voice input and output circuit, a sound-electricity conversion circuit and a wireless receiving and transmitting circuit, wherein the power supply circuit supplies power for the voice input and output circuit, the voice input and output circuit is electrically connected with the sound-electricity conversion circuit, and the sound-electricity conversion circuit is electrically connected with the wireless receiving and transmitting circuit.
2. The portable bracelet for high-voltage test personnel interaction according to claim 1, characterized in that a circuit mounting groove (7) is formed in the lower housing (5), a support frame mounting groove (8) is formed in one surface, close to the support frame (3), of the lower housing (5), the circuit board (4) is fixed in the circuit mounting groove (7), and the support frame (3) is clamped in the support frame mounting groove (8) of the lower housing (5).
3. Portable bracelet for high-voltage test personnel according to claim 2, characterized in that the support frame (3) is provided with a protruding structure (10) cooperating with a support frame mounting groove (8), and the support frame mounting groove (8) is connected with the protruding structure (10).
4. A portable wristband for high voltage tester interaction according to claim 3, wherein the circuit board (4) is fixed in the circuit mounting groove (7) by screws or is adhered in the circuit mounting groove (7).
5. A portable wristband for high voltage test personnel co-operation according to claim 3, characterized in that the circuit board (4) is held in the circuit mounting groove (7) by the support frame (3) when the support frame mounting groove (8) is connected with the protruding structure (10).
6. A portable bracelet for high-voltage test personnel according to claim 3, characterized in that the lower housing (5) is provided with two clamping grooves (9), the upper housing (2) is provided with a clamping structure (12) matched with the clamping grooves (9), and the clamping structure (12) is clamped in the clamping grooves (9).
7. The portable bracelet for high-voltage test personnel interaction according to claim 1, wherein the upper housing (2), the support frame (3) and the lower housing (5) are all made of insulating materials;
the wrist strap (6) is made of flexible materials;
the circuit board (4) is arranged as a PCB.
8. Portable bracelet for high voltage test personnel according to claim 1, characterized in that the display screen (1) is glued in a display screen mounting recess (11) of the upper housing (2).
9. The portable wristband for high voltage testers according to claim 1, wherein the voice input and output circuit comprises a voice input sub-circuit and a voice playing sub-circuit, and the voice input sub-circuit and the voice playing sub-circuit are electrically connected with the sound-electricity conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321378259.0U CN219645196U (en) | 2023-06-01 | 2023-06-01 | Portable bracelet for high-voltage test personnel to mutually cooperate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321378259.0U CN219645196U (en) | 2023-06-01 | 2023-06-01 | Portable bracelet for high-voltage test personnel to mutually cooperate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219645196U true CN219645196U (en) | 2023-09-08 |
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ID=87877458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321378259.0U Active CN219645196U (en) | 2023-06-01 | 2023-06-01 | Portable bracelet for high-voltage test personnel to mutually cooperate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219645196U (en) |
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2023
- 2023-06-01 CN CN202321378259.0U patent/CN219645196U/en active Active
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