CN210295851U - Transformer substation overhauls operation warning device - Google Patents
Transformer substation overhauls operation warning device Download PDFInfo
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- CN210295851U CN210295851U CN201921749769.8U CN201921749769U CN210295851U CN 210295851 U CN210295851 U CN 210295851U CN 201921749769 U CN201921749769 U CN 201921749769U CN 210295851 U CN210295851 U CN 210295851U
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- human body
- projection lamp
- box body
- warning device
- operation warning
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Abstract
The utility model relates to a transformer substation overhauls operation warning device relates to power maintenance's technical field, has solved in the actual work, probably because the not enough or visual angle of light difference, and the condition that the staff can not see the signboard appears, has the problem of certain potential safety hazard, and it includes: the projection lamp comprises a box body arranged on the equipment, a projection lamp arranged on the box body and facing downwards, and a film arranged below the projection lamp and matched with the projection lamp for use; the lower side of the box body is provided with a light transmission hole, the film sheet is provided with a warning groove, the warning groove is in a shape of 'stopping, high-voltage danger', and the front end of the projection lamp is provided with an insertion groove for inserting and installing the film sheet. The utility model discloses have and carry out the projection through projection lamp and film cooperation and report an emergency and ask for help or increased vigilance, make the staff still can see the warning at not enough or different visual angles of light, improved warning effect, the high effect of security.
Description
Technical Field
The utility model belongs to the technical field of power maintenance's technique and specifically relates to a transformer substation overhauls operation warning device is related to.
Background
The fence and the signboard are required to be installed on the site on maintenance equipment during operation of the power transformation equipment in the power supply system, and a working area (maintenance equipment) and a non-working area (non-maintenance equipment) are isolated, so that a worker is prevented from mistakenly entering an electrified interval, mistakenly climbing and mistakenly touching the electrified equipment.
The standard of the existing signboard is 300 multiplied by 240mm and 200 multiplied by 160mm, a white bottom, a black regular triangle and a mark symbol are arranged on the signboard, and the substrate is yellow.
The above prior art solutions have the following drawbacks: in actual work, the situation that the signboard cannot be seen by workers due to insufficient light or different visual angles can occur, certain potential safety hazards exist, and an improvement space is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a transformer substation overhauls operation warning device carries out the projection through projection lamp and film piece cooperation and reports an emergency and asks for help or increased vigilance, makes the staff can still see the warning at not enough or different visual angles of light, has improved warning effect, and the security is high.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a transformer substation maintenance operation warning device is applied to equipment and comprises a box body arranged on the equipment, a projection lamp arranged on the box body and facing downwards, and a film arranged below the projection lamp and matched with the projection lamp for use;
the lower side of the box body is provided with a light transmission hole, the film sheet is provided with a warning groove, the warning groove is in a shape of 'stopping and high-pressure danger', and the front end of the projection lamp is provided with an insertion groove for inserting and installing the film sheet.
Through adopting above-mentioned technical scheme, the box is installed on substation equipment, and the projection lamp is installed on the box, and the projection lamp cooperation film carries out the projection, and the light of projection lamp passes the light trap will "stop, and high-pressure danger" throws subaerial around substation equipment, warns the staff, makes the staff can still see the warning at not enough or different visual angles of light, has improved warning effect, and the security is high.
The utility model discloses further set up to: the device also comprises a human body detection unit which is arranged at the lower side of the box body and used for detecting a human body and converting the human body into a human body detection signal, a control device which is coupled with the human body detection unit and used for receiving the human body detection signal and outputting a control signal, and an alarm device which is coupled with the control device and used for receiving the control signal and outputting an alarm signal.
By adopting the technical scheme, the human body detection unit detects the human body near the power transformation equipment, and when the human body enters the warning range, namely the detection range of the human body detection unit, the warning device gives an alarm to warn the working personnel, so that the warning effect of the warning device is further improved.
The utility model discloses further set up to: the human body detection unit is coupled with the control device and used for receiving a human body detection signal and outputting an amplification signal to the control device;
the control device is coupled to the amplifying device to receive the amplifying signal and output a control signal.
By adopting the technical scheme, the amplifying device amplifies the human body detection signal, so that the precision of the human body detection signal is improved, and the accuracy of human body detection is improved.
The utility model discloses further set up to: the alarm device is a sound alarm.
Through adopting above-mentioned technical scheme, sound is compared in light coverage area wider, and is difficult for sheltering from by other objects, has improved alarm device's the effect of reporting an emergency and asking for help or increased vigilance.
The utility model discloses further set up to: one side of the box body close to the equipment is provided with a strong magnetic block and a mounting groove for embedding and installing the strong magnetic block.
Through adopting above-mentioned technical scheme, strong magnetic block inlays to establish and installs in the mounting groove, and accessible glue consolidates strong magnetic block when necessary, makes the box adsorb on substation equipment through strong magnetic block, conveniently carries out the dismouting.
The utility model discloses further set up to: one side that the box is close to equipment still is equipped with the apron that the lid closed the mounting groove, the homogeneous body is equipped with the joint strip on two relative borders of apron, the joint groove that communicates each other and supply joint strip joint with the mounting groove is seted up to one side that the box is close to equipment.
By adopting the technical scheme, the cover plate is arranged on the box body through the clamping connection of the clamping connection strip and the clamping connection groove, and the strong magnetic block is covered, so that the contact between the strong magnetic block and the outside is reduced, the strong magnetic block is not easy to damage due to collision, and the service life of the strong magnetic block is prolonged; meanwhile, metal powder and the like are not easy to adhere to the strong magnetic block, and the cleanness of the surface of the strong magnetic block is improved.
The utility model discloses further set up to: the one end of apron still the pin joint has the board of gripping, be equipped with the inserted block that corresponds with the board of gripping on the box, the slot that supplies the inserted block joint is seted up on the board of gripping.
By adopting the technical scheme, the holding block increases the holding area of the cover plate, so that a worker can hold the cover plate conveniently to disassemble and assemble the cover plate; the block of gripping locks through the joint of inserted block and slot to make the apron be difficult for breaking away from the mounting groove, improved the stability when apron uses.
The utility model discloses further set up to: limiting bulges are uniformly arranged on the two opposite side walls of the insertion block.
Through adopting above-mentioned technical scheme, spacing arch carries on spacingly to the board of gripping, makes the board of gripping difficult the breaking away from the inserted block when non-manual operation slot, has improved the stability when the board of gripping locks.
The utility model discloses further set up to: the electric heating box also comprises a rechargeable battery which is arranged in the box body and used for supplying power.
By adopting the technical scheme, the warning device can be powered by the rechargeable battery through the arrangement of the rechargeable battery, and the use is more convenient.
To sum up, the utility model discloses a beneficial technological effect does:
1. the projection lamp is matched with the film to carry out projection alarm, so that workers can still see the alarm under the condition of insufficient light or different visual angles, the alarm effect is improved, and the safety is high;
2. when the human body enters the warning range, namely the detection range of the human body detection unit, the warning device gives an alarm to the staff, so that the warning effect of the warning device is further improved.
Drawings
Fig. 1 is the utility model discloses a transformer substation overhauls operation warning device's schematic structure diagram.
Fig. 2 is an exploded view of the first case and the projection lamp.
Fig. 3 is an exploded view of the case and the projection lamp.
Fig. 4 is an exploded view of a projection lamp and a film.
FIG. 5 is a schematic diagram of the box with cover plate, strong magnet, and equipment in partial explosion.
Fig. 6 is an enlarged view of a portion a in fig. 5.
Fig. 7 is an enlarged view of a portion B in fig. 5.
Fig. 8 is an enlarged view of a portion C in fig. 5.
FIG. 9 is a circuit diagram of the human body detecting unit, the amplifying device, the control device and the alarm device.
In the figure, 1, device; 2. a box body; 3. a projection lamp; 31. film; 21. a light-transmitting hole; 311. a warning slot; 32. inserting the groove; 4. a human body detection unit; 5. a control device; 6. an alarm device; 7. an amplifying device; 8. a strong magnetic block; 22. mounting grooves; 9. a cover plate; 91. a clamping strip; 23. a clamping groove; 92. a grip plate; 24. inserting a block; 921. a slot; 241. a limiting bulge; 10. a rechargeable battery is provided.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1 to 9.
The first embodiment is as follows:
refer to fig. 1 and 2, do the utility model discloses a transformer substation overhauls operation warning device, including box 2, projection lamp 3 and film 31.
The box body 2 is further provided with a rechargeable battery 10, the rechargeable battery 10 is used for supplying power to the projection lamp 3, so that the projection lamp 3 can be supplied with power through the commercial power or through the rechargeable battery 10, the rechargeable battery 10 can be a storage battery, a lithium battery or a nickel-hydrogen battery, and the rechargeable battery 10 is preferably a lithium battery.
Referring to fig. 3 and 4, an insertion groove 32 is provided at one side of the projection lamp 3 close to the light-transmitting hole 21, the insertion groove 32 is used for inserting and installing the film sheet 31, a warning groove 311 is formed on the film sheet 31, the warning groove 311 is in a shape of "step stop, high pressure danger", so that the film sheet 31 can cooperate with the projection lamp 3 to project a "step stop, high pressure danger" prompt, the light of the projection lamp 3 can be white light or red light, and the light of the projection lamp 3 is preferably white light.
Referring to fig. 5, a strong magnet 8 and a mounting groove 22 are arranged on one side of the box body 2 close to the power transformation equipment 1, the mounting groove 22 is used for embedding and mounting the strong magnet 8, and the strong magnet can be reinforced by glue when necessary, so that the strong magnet 8 and the box body 2 are connected more firmly; the case 2 is attached to the power transformation device 1 by a strong magnet 8, so that the case 2 is mounted on the power transformation device 1.
Referring to fig. 5 and 6, a cover plate 9 is further arranged on one side, close to the power transformation equipment 1, of the box body 2, the cover plate 9 is used for covering the strong magnetic block 8 and limiting the strong magnetic block 8, and clamping strips 91 are integrally arranged on two opposite edges of the cover plate 9.
Referring to fig. 5 and 7, a clamping groove 23 communicated with the mounting groove 22 is formed in the box body 2, and the clamping groove 23 is used for clamping a clamping strip 91 to install the cover plate 9 on the box body 2 to cover the strong magnetic block 8.
Referring to fig. 5 and 8, the upper end of the cover plate 9 is also pivoted with a holding plate 92, and the holding plate 92 increases the holding area of the cover plate 9, so that when the cover plate 9 is mounted on the box body 2, the cover plate 9 can be conveniently dismounted by holding the holding plate 92; the upper side of the box body 2 is integrally provided with an insertion block 24 corresponding to the holding plate 92, the holding plate 92 is provided with a slot 921, the slot 921 is used for the insertion block 24 to be inserted to lock the holding plate 92, so that the slot 921 is not easy to separate from the insertion block 24 when the holding plate 92 is operated by people, and the cover plate 9 is locked.
The two opposite side walls of the insertion block 24 are integrally provided with a limiting protrusion 241, when the slot 921 of the holding plate 92 is sleeved on the insertion block 24, the limiting protrusion 241 is located on the upper side of the holding plate 92 to limit the holding plate 92, so that the holding plate 92 is not easy to separate from the insertion block 24 when the holding plate is operated by a person, and the limiting protrusion 241 is semi-spherical.
Referring to fig. 9, further comprising a human body detection unit 4, an amplification device 7, a control device 5 and an alarm device 6;
the human body detection unit 4 is disposed at the lower side of the box body 2 and is used for detecting a human body and converting the human body into a human body detection signal, the amplification device 7 is coupled to the human body detection unit 4 to receive the human body detection signal and output an amplification signal, the control device 5 is coupled to the amplification device 7 to receive the amplification signal and output a control signal, and the alarm device 6 is coupled to the control device 5 to receive the control signal and output an alarm signal.
The human body detection unit 4 is a pyroelectric infrared sensor N1 with the model number of LN074B and is arranged at the lower side of the box body 2 to detect whether a person exists; the amplifying device 7 comprises an amplifying device 7 comprising an amplifier IC1, a resistor R1 and a resistor R2. Amplifier IC1 is model LM 324; the resistance value of the resistor R2 is 10K omega; the resistance of the resistor R1 is 100K omega.
The D end of the pyroelectric infrared sensor N1 is connected with a power supply VCC, the G end is connected with ground GND, the S end of the pyroelectric infrared sensor N1 is connected with the equidirectional input end of the amplifier IC1, the reverse input end of the amplifier IC1 is respectively connected with one end of a resistor R1 and one end of a resistor R2, the other end of a resistor R2 is connected with ground GND, and the other end of the resistor R1 is connected with the output end of the amplifier IC.
The control device 5 comprises a triode Q1, a resistor R3, a resistor R4 and a relay K1; the resistance value of the resistor R3 is 1.5K omega; the resistance value of the resistor R4 is 1K omega, the relay K1 is a normally open relay with the model of PQ 1A-3V; the triode Q1 is an NPN type triode with the model number of 2SC4019, wherein the conduction threshold value of the triode is 0.7V; the resistance of the resistor R6 is 50K Ω.
The base electrode of the triode Q1 is respectively connected with one end of a resistor R3 and one end of a resistor R4, the other end of the resistor R3 is connected with the output end of the amplifier IC, and the other end of the resistor R4 is respectively connected with the emitting electrode of the triode Q1 and the ground GND; one end of the relay K1 is connected with the collector of the triode Q1, and the other end of the relay K1 is connected with the power supply VCC.
The alarm device 6 is a sound alarm, and the alarm device 6 comprises a sound generator SP and a resistor R5; the sounders SP may be disposed at the bottom, left side, and right side of the case 2, where the sounders SP are preferably mounted at the right side of the case 2; the sounder SP is model number NMD12065 YB; the resistance of the resistor R5 is 1K Ω.
One end of the sounder SP is connected with one end of a normally open contact K1-1 of the relay K1, the other end of the sounder SP is connected with one end of a resistor R5, the other end of the resistor R5 is connected with ground GND, and the other end of the normally open contact K1-1 of the relay K1 is connected with a power supply VCC.
When the pyroelectric infrared sensor N1 detects a human body, a human body detection signal is at a high level, the triode Q1 is electrified and conducted, the relay K1 is electrified, the normally open contact K1-1 of the relay K1 is closed, and the sounder SP works; when the pyroelectric infrared sensor N1 can not detect a human body, the human body detection signal is at a low level, the triode Q1 is not conducted, the relay K1 is not electrified, the normally open contact K1-1 of the relay K1 is kept open, and the sounder SP does not work.
The implementation principle of the embodiment is as follows:
the box body 2 is arranged on the power transformation equipment 1 in an adsorbing mode through the strong magnetic block 8, the projection lamp 3 and the film sheet 31 are matched for projection stopping, and high-voltage danger characters are projected to the periphery of the power transformation equipment 1 to remind workers, so that the workers can still see warning when light is insufficient or at different visual angles; when the human body detection unit 4 detects that the worker enters the warning area, the warning device 6 reminds again by making a sound.
Example two:
the difference from the first embodiment is that the alarm device 6 is a voice broadcast alarm, the alarm device 6 is a loudspeaker, and the model is the favorite s-318; one end of the loudspeaker is connected with one end of a normally open contact K1-1 of the relay K1, the other end of the loudspeaker is connected with the ground GND, and the other end of a normally open contact K1-1 of the relay K1 is connected with the power supply VCC.
The loudspeaker can record before being used, and the recording can be 'stopping, high pressure danger' and the like.
When the pyroelectric infrared sensor N1 detects a human body, a human body detection signal is at a high level, the triode Q1 is electrified and conducted, the relay K1 is electrified, the normally open contact K1-1 of the relay K1 is closed, and the loudspeaker works; when the pyroelectric infrared sensor N1 can not detect a human body, the human body detection signal is at a low level, the triode Q1 is not conducted, the relay K1 is not electrified, the normally open contact K1-1 of the relay K1 is kept open, and the loudspeaker does not work.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a transformer substation overhauls operation warning device, is applied to on equipment (1), its characterized in that: comprises a box body (2) arranged on the equipment (1), a projection lamp (3) arranged on the box body (2) and facing downwards, and a film (31) arranged below the projection lamp (3) and matched with the projection lamp (3) for use;
light trap (21) have been seted up to the downside of box (2), take shape on film (31) and have warning groove (311), warning groove (311) are "stop, high-pressure dangerous" word setting, mounting groove (22) that supply film (31) to insert the installation are seted up to the front end of projection lamp (3).
2. The substation maintenance operation warning device of claim 1, characterized in that: the device is characterized by further comprising a human body detection unit (4) which is arranged on the lower side of the box body (2) and used for detecting a human body and converting the human body into a human body detection signal, a control device (5) which is coupled with the human body detection unit (4) to receive the human body detection signal and output a control signal, and an alarm device (6) which is coupled with the control device (5) to receive the control signal and output an alarm signal.
3. The substation maintenance operation warning device of claim 2, wherein: the human body detection device also comprises an amplifying device (7) which is coupled with the human body detection unit (4) to receive the human body detection signal and output the amplified signal to the control device (5);
the control device (5) is coupled to the amplifying device (7) to receive the amplified signal and output a control signal.
4. The substation maintenance operation warning device of claim 2, wherein: the alarm device (6) is a sound alarm.
5. The substation maintenance operation warning device of claim 1, characterized in that: one side of the box body (2) close to the equipment (1) is provided with a strong magnetic block (8) and a mounting groove (22) for embedding and installing the strong magnetic block (8).
6. The substation maintenance operation warning device of claim 5, wherein: one side that box (2) are close to equipment (1) still is equipped with apron (9) that the lid closed mounting groove (22), the homogeneous body is equipped with joint strip (91) on two relative borders of apron (9), joint groove (23) that communicate each other and supply joint strip (91) joint with mounting groove (22) are seted up to one side that box (2) are close to equipment (1).
7. The substation maintenance operation warning device of claim 6, wherein: one end of the cover plate (9) is further pivoted with a holding plate (92), an inserting block (24) corresponding to the holding plate (92) is arranged on the box body (2), and a slot (921) for clamping the inserting block (24) is formed in the holding plate (92).
8. The substation maintenance operation warning device of claim 7, wherein: limiting bulges (241) are uniformly arranged on the two opposite side walls of the inserting block (24).
9. The substation maintenance operation warning device of claim 1, characterized in that: the portable power supply device also comprises a rechargeable battery (10) which is arranged in the box body (2) and used for supplying power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921749769.8U CN210295851U (en) | 2019-10-17 | 2019-10-17 | Transformer substation overhauls operation warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921749769.8U CN210295851U (en) | 2019-10-17 | 2019-10-17 | Transformer substation overhauls operation warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210295851U true CN210295851U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921749769.8U Expired - Fee Related CN210295851U (en) | 2019-10-17 | 2019-10-17 | Transformer substation overhauls operation warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210295851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805508A (en) * | 2020-04-27 | 2020-10-23 | 国网上海市电力公司 | On-site security permission method based on visual understanding |
| CN114104982A (en) * | 2021-11-13 | 2022-03-01 | 国网辽宁省电力有限公司检修分公司 | Portable construction machinery safety warning device |
-
2019
- 2019-10-17 CN CN201921749769.8U patent/CN210295851U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805508A (en) * | 2020-04-27 | 2020-10-23 | 国网上海市电力公司 | On-site security permission method based on visual understanding |
| CN111805508B (en) * | 2020-04-27 | 2022-09-23 | 国网上海市电力公司 | On-site security permission method based on visual understanding |
| CN114104982A (en) * | 2021-11-13 | 2022-03-01 | 国网辽宁省电力有限公司检修分公司 | Portable construction machinery safety warning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 Termination date: 20211017 |