CN113314306A - Visual early warning system of line developable capacity - Google Patents
Visual early warning system of line developable capacity Download PDFInfo
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- CN113314306A CN113314306A CN202110652016.0A CN202110652016A CN113314306A CN 113314306 A CN113314306 A CN 113314306A CN 202110652016 A CN202110652016 A CN 202110652016A CN 113314306 A CN113314306 A CN 113314306A
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- controller main
- temperature controller
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Abstract
The invention discloses a visual early warning system for developable capacity of a circuit, which comprises a temperature controller main body, a temperature scanning assembly, a mounting assembly and a heat dissipation assembly, wherein the temperature scanning assembly is fixed on the outer wall of the bottom end of the temperature controller main body; the temperature scanning assembly comprises an inclined plate, a sliding chute, a motor, a threaded rod, a sliding block, a threaded hole, a connecting rod, a limiting adjusting ball, a temperature scanner and a limiting groove; the invention monitors the whole temperature of the transformer constantly, when the temperature exceeds a certain preset value, an alarm is generated, and the information is transmitted, so that the information is received by a worker and then maintained, and the safety effect of the transformer is improved; the monitoring device can be mounted to different types of transformers, thus eliminating the need for different mounting structures.
Description
Technical Field
The invention belongs to the technical field of transformer equipment, and particularly relates to a visual early warning system for developable capacity of a circuit.
Background
A distribution transformer, referred to as "distribution transformer", which is a static electrical apparatus that transforms ac voltage and current to transmit ac power in an electrical system according to the law of electromagnetic induction; in some areas, power transformers with the voltage class of less than 35 kilovolts (mostly 10 kilovolts or less) are called distribution transformers and are called distribution transformers for short; the place and place for installing the distribution transformer are the transformation substation.
However, in the current complaints of power utilization customers and field faults, more than 80% of the complaints and field faults can come from the low-voltage side of a power distribution area, so that how to comprehensively and effectively monitor the operation condition of the low-voltage power distribution network can improve the operation, maintenance and management level of a power supply office and be very helpful for improving the power supply service quality of end customers; in addition, during peak periods of power consumption in summer or winter, the transformer, the switch contact, the power distribution cabinet and the like are lack of load and temperature monitoring, local overheating or fire accidents are often generated, power supply safety is seriously threatened, serious economic loss and severe social influence are caused, the sizes of the types of the transformers are different, therefore, the upper part of a monitoring device installer needs to be provided with different installation structures, the installation cost is improved, the applicability of equipment is reduced, and the detection device generally does not have a heat dissipation device, so that after the monitoring device is used at high temperature or for a long time, parts in the monitoring device can be influenced, and the long-term use of the monitoring device is not facilitated.
Disclosure of Invention
The invention aims to provide a line developable capacity visualization early warning system to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a visual early warning system for developable capacity of a circuit comprises a temperature controller main body, a temperature scanning assembly, a mounting assembly and a heat dissipation assembly, wherein the temperature scanning assembly is fixed on the outer wall of the bottom end of the temperature controller main body;
the temperature scanning component comprises an inclined plate, a sliding chute, a motor, a threaded rod, a sliding block, a threaded hole, a connecting rod, a limiting adjusting ball, a temperature scanner and a limiting groove, a sliding groove is arranged on the inner wall of the bottom end of the temperature controller main body, a motor is embedded and installed on the inner wall of one side of the sliding groove, a threaded rod is rotatably connected on the inner wall of the other side of the sliding groove, one end of the output shaft of the motor is fixedly connected with the outer wall of one end of the threaded rod, the inner wall of one side of the chute is connected with a sliding block in a sliding way, a threaded hole is arranged in one side of the sliding block corresponding to the threaded rod, a connecting rod is welded and fixed on the outer wall of the bottom end of the sliding block, the temperature controller is characterized in that a limiting adjusting ball is welded and fixed on the outer wall of the bottom end of the connecting rod, a temperature scanner is installed outside the bottom end of the temperature controller main body, and a limiting groove is formed in the outer wall of the top end of the temperature scanner and corresponds to the limiting adjusting ball.
As a still further scheme of the invention: the mounting component comprises a lifting sleeve, a first spring, a lifting rod, a sliding rail, a sliding rod, a second spring, a first connecting plate, a connecting hole and a screw, the outer wall of the bottom end of the temperature controller main body is symmetrically welded and fixed with a lifting sleeve, the inner wall of the bottom end of the lifting sleeve is sleeved and fixed with a lifting rod, the outer wall of the top end of the lifting rod is welded and fixed with a first spring, the other end of the first spring is welded on the inner wall of the top end of the lifting sleeve, a sliding rail is respectively welded and fixed on the outer wall of one side of the lifting sleeve and the outer wall of one side of the lifting sleeve, the inner wall of one side of the slide rail is symmetrically connected with slide bars in a sliding way, the outer wall between the slide bars is fixedly welded with a second spring, the sliding rod is characterized in that a first connecting plate is fixedly welded on the outer wall of one end of the sliding rod, connecting holes are formed in the outer wall of one side of the first connecting plate in a distributed mode, and screws are fixedly sleeved on the inner wall of one side of each connecting hole.
As a still further scheme of the invention: the heat dissipation assembly comprises a mounting groove, a vent, a filter screen, a cylinder, a second connecting plate and a wind shield, the mounting groove is formed in the inner walls of the two sides of the temperature controller main body, the vent is formed in the inner wall of one side of the mounting groove in a distributed mode, the second connecting plate is installed on the inner wall of one side of the mounting groove, the wind shield is fixed to the outer wall of one side of the second connecting plate in a distributed mode corresponding to the vent in a welded mode, the cylinder is installed on the inner wall of one side of the mounting groove in an embedded mode, the telescopic rod one end of the cylinder is fixedly connected to the inner wall of the second connecting plate, and the filter screen is connected to the inner wall of one side of the vent in an embedded mode.
As a still further scheme of the invention: the electric alarm is characterized in that a display screen is inlaid on the inner wall of one side of the temperature controller main body, an alarm horn is inlaid on the inner wall of one side of the temperature controller main body, the electric output end of the temperature controller main body is electrically connected with the electric input end of the display screen, and the electric output end of the display screen is electrically connected with the electric input end of the alarm horn.
As a still further scheme of the invention: the motor is a positive and negative rotation motor.
As a still further scheme of the invention: the model of the temperature scanner is DP1001AM, and the electrical output end of the temperature controller main body is electrically connected with the electrical input end of the temperature scanner.
As a still further scheme of the invention: the slide bar is I-shaped.
As a still further scheme of the invention: the number of the connecting holes and the number of the screws are sixteen.
The beneficial effect of this hair is:
1. the temperature scanner is started to monitor the temperature of the transformer, the motor is started to enable the threaded rod to rotate, the sliding block is enabled to move along the sliding groove under the action of the threaded hole, when the sliding block moves to the tail end, the limiting groove in the temperature scanner is enabled to conduct angle adjustment along the limiting adjusting ball on the connecting rod under the action of the inclined plate, the overall temperature of the transformer is constantly monitored, when the temperature exceeds a certain preset value, an alarm can be generated, information is transmitted, a worker can receive the information, maintenance is conducted, and the safety effect of the transformer is improved;
2. the lifting rod is pulled down to move the lifting rod to a specified position, the first spring is in a stretching state at the moment, then the first connecting plate is pulled to enable the sliding rod to move along the sliding rail, the first connecting plate is suitable for the width of the transformer, then the first connecting plate is loosened, at the moment, under the action of the second spring, the first connecting plate is tightly attached to the outer wall of the transformer in a closed mode, then the first connecting plate is connected with the transformer through screws in the connecting holes, the monitoring device can be installed on transformers of different models, different installation structures are not needed, the installation cost is reduced, and the applicability of the device is improved;
3. the air cylinder is started to separate the wind shield on the second connecting plate from the ventilation opening in the mounting groove, then the air inside the temperature controller main body and the outside air are subjected to mutual heat dissipation, heat dissipation operation can be performed on the equipment, the temperature can be reduced after the equipment is used for a long time in high-temperature weather, the parts of the equipment are prevented from being damaged, and the equipment is not beneficial to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic top view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure of the area A in FIG. 1 according to the present invention;
FIG. 3 is a schematic bottom perspective view of the present invention;
FIG. 4 is an enlarged view of the structure of the area B in FIG. 3 according to the present invention;
FIG. 5 is a front view cut-away schematic of the present invention;
in the figure: 1. a temperature controller main body; 2. a temperature scanning assembly; 3. mounting the component; 4. a heat dissipating component; 5. a display screen; 6. an alarm horn; 21. an inclined plate; 22. a chute; 23. a motor; 24. a threaded rod; 25. a slider; 26. a threaded hole; 27. a connecting rod; 28. a limiting adjusting ball; 29. a temperature scanner; 210. a limiting groove; 31. a lifting sleeve; 32. a first spring; 33. a lifting rod; 34. a slide rail; 35. a slide bar; 36. a second spring; 37. a first connecting plate; 38. connecting holes; 39. a screw; 41. mounting grooves; 42. a vent; 43. filtering with a screen; 44. a cylinder; 45. a second connecting plate; 46. a wind deflector.
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. 1-5, the present invention provides a technical solution: a visual early warning system of developable capacity of a circuit comprises a temperature controller main body 1, a temperature scanning assembly 2, a mounting assembly 3 and a heat dissipation assembly 4, wherein the temperature scanning assembly 2 is fixed on the outer wall of the bottom end of the temperature controller main body 1, the mounting assembly 3 is fixed on the outer wall of the bottom end of the temperature controller main body 1, and the heat dissipation assemblies 4 are fixed on the inner walls of two sides of the temperature controller main body 1; the temperature scanning component 2 comprises an inclined plate 21, a chute 22, a motor 23, a threaded rod 24, a slide block 25, a threaded hole 26, a connecting rod 27, a limit adjusting ball 28, a temperature scanner 29 and a limit groove 210, the chute 22 is arranged on the inner wall of the bottom end of the temperature controller main body 1, the motor 23 is embedded and installed on the inner wall of one side of the chute 22, the threaded rod 24 is rotatably connected on the inner wall of the other side of the chute 22, one end of an output shaft of the motor 23 is fixedly connected to the outer wall of one end of the threaded rod 24, the inner wall of one side of the sliding groove 22 is connected with a sliding block 25 in a sliding mode, a threaded hole 26 is formed in one side of the sliding block 25 corresponding to the threaded rod 24, a connecting rod 27 is fixedly welded to the outer wall of the bottom end of the sliding block 25, a limiting adjusting ball 28 is fixedly welded to the outer wall of the bottom end of the connecting rod 27, a temperature scanner 29 is installed on the outer portion of the bottom end of the temperature controller main body 1, and a limiting groove 210 is formed in the outer wall of the top end of the temperature scanner 29 corresponding to the limiting adjusting ball 28;
the mounting assembly 3 comprises a lifting sleeve 31, a first spring 32, a lifting rod 33, a sliding rail 34, a sliding rod 35, a second spring 36, a first connecting plate 37, a connecting hole 38 and a screw 39, the lifting sleeve 31 is symmetrically welded and fixed on the outer wall of the bottom end of the temperature controller main body 1, the lifting rod 33 is sleeved and fixed on the inner wall of the bottom end of the lifting sleeve 31, the first spring 32 is welded and fixed on the outer wall of the top end of the lifting rod 33, the other end of the first spring 32 is welded and fixed on the inner wall of the top end of the lifting sleeve 31, the sliding rail 34 is respectively welded and fixed on the outer walls of the lifting sleeve 31 and one side of the lifting sleeve 31, the sliding rod 35 is symmetrically and slidably connected on the inner wall of one side of the sliding rail 34, the second spring 36 is welded and fixed on the outer wall between the sliding rods 35, the first connecting plate 37 is welded and fixed on the outer wall of one end of the sliding rod 35, the connecting hole 38 is distributed and arranged on the outer wall of one side of the first connecting plate 37, the screw 39 is sleeved and fixed on the inner wall of one side of the connecting hole 38, the lifting rod 33 is pulled down, the lifting rod 33 is moved to a designated position, the first spring 32 is in a stretching state at the moment, then the first connecting plate 37 is pulled to enable the sliding rod 35 to move along the sliding rail 34, the first connecting plate 37 is made to be suitable for the width of the transformer, then the first connecting plate 37 is loosened, at the moment, under the action of the second spring 36, the first connecting plate 37 is tightly attached to the outer wall of the transformer, then the first connecting plate 37 is connected with the transformer through a screw 39 in the connecting hole 38, the monitoring device can be installed on transformers of different models, different installation structures are not needed, the installation cost is reduced, and the applicability of the device is improved;
the heat dissipation assembly 4 comprises a mounting groove 41, a vent 42, a filter screen 43, a cylinder 44, a second connecting plate 45 and a wind shield 46, wherein the mounting grooves 41 are respectively arranged on the inner walls of two sides of the temperature controller main body 1, the vent 42 is respectively arranged on the inner wall of one side of the mounting groove 41, the second connecting plate 45 is arranged on the inner wall of one side of the mounting groove 41, the wind shield 46 is fixedly welded on the outer wall of one side of the second connecting plate 45 corresponding to the vent 42 in a distributed manner, the cylinder 44 is embedded and arranged on the inner wall of one side of the mounting groove 41, one end of a telescopic rod of the cylinder 44 is fixedly connected inside the second connecting plate 45, the filter screen 43 is embedded and connected on the inner wall of one side of the vent 42, the cylinder 44 is started to separate the vent 42 on the second connecting plate 45 from the wind shield 41, then the air inside the temperature controller main body 1 and the outside air are subjected to interactive heat dissipation, and the equipment can be subjected to heat dissipation operation, the temperature can be reduced in high-temperature weather or after long-time use, so that the parts of the equipment are prevented from being damaged and the equipment is not beneficial to use;
the temperature controller comprises a temperature controller main body 1, a display screen 5, an alarm horn 6, a temperature controller main body 5 and a display screen 6, wherein the display screen 5 is embedded and installed on the inner wall of one side of the temperature controller main body 1, the electrical output end of the temperature controller main body 1 is electrically connected with the electrical input end of the display screen 5, the electrical output end of the display screen 5 is electrically connected with the electrical input end of the alarm horn 6, the display screen 5 and the alarm horn 6 can be powered, then temperature data is displayed through the display screen 5, when a certain preset value is exceeded, an alarm can be given through the alarm horn 6, and people are reminded of keeping away from times;
the motor 23 is a forward and reverse rotation motor, which facilitates forward and reverse rotation of the threaded rod 24, and then the slide block 25 is reciprocated along the slide groove 22 under the action of the threaded hole 26;
the model number of the temperature scanner 29 is DP1001AM, and the electrical output terminal of the temperature controller main body 1 is electrically connected to the electrical input terminal of the temperature scanner 29, so as to supply power to the temperature scanner 29 and perform rape and rogue to the temperature;
the slide bar 35 is I-shaped, so that the slide rail 34 can move in a matching way conveniently;
the number of the connecting holes 38 and the number of the screws 39 are sixteen, and the number of the screws 39 is increased, so that the mounting effect is better.
The working principle is as follows: firstly, the lifting rod 33 is pulled down to move the lifting rod 33 to a designated position, at the moment, the first spring 32 is in a stretching state, then the first connecting plate 37 is pulled to enable the sliding rod 35 to move along the sliding rail 34, the first connecting plate 37 is enabled to be suitable for the width of the transformer, then the first connecting plate 37 is loosened, at the moment, under the action of the second spring 36, the first connecting plate 37 is tightly attached to the outer wall of the transformer, then the first connecting plate 37 is connected with the transformer through a screw 39 in the connecting hole 38, then the air cylinder 44 is started to enable the wind deflector 46 on the second connecting plate 45 to be separated from the vent 42 in the mounting groove 41, then the air in the temperature controller main body 1 and the outside air are subjected to interactive heat dissipation, then the outside air is filtered through the filter screen 43, then clean air enters the temperature controller main body 1, then the temperature scanner 29 is started, the temperature of the transformer is monitored, the motor 23 is started to rotate the threaded rod 24, the slide block 25 is moved along the slide groove 22 under the action of the threaded hole 26, and when the slide block is moved to the tail end, the limiting groove 210 on the temperature scanner 29 is angularly adjusted along the limiting adjusting ball 28 on the connecting rod 27 under the action of the inclined plate 21, so that all parts of the transformer are subjected to temperature monitoring.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a visual early warning system of capacity can be developed to circuit, includes temperature controller main part (1), temperature scanning subassembly (2), installation component (3) and radiator unit (4), its characterized in that: a temperature scanning assembly (2) is fixed on the outer wall of the bottom end of the temperature controller main body (1), a mounting assembly (3) is fixed on the outer wall of the bottom end of the temperature controller main body (1), and heat dissipation assemblies (4) are fixed on the inner walls of two sides of the temperature controller main body (1);
the temperature scanning component (2) comprises an inclined plate (21), a sliding groove (22), a motor (23), a threaded rod (24), a sliding block (25), a threaded hole (26), a connecting rod (27), a limiting adjusting ball (28), a temperature scanner (29) and a limiting groove (210), the sliding groove (22) is formed in the bottom inner wall of the temperature controller main body (1), the motor (23) is installed on the inner wall of one side of the sliding groove (22) in an embedded mode, the threaded rod (24) is connected to the inner wall of the other side of the sliding groove (22) in a rotating mode, one end of an output shaft of the motor (23) is fixedly connected to the outer wall of one end of the threaded rod (24), the sliding block (25) is connected to the inner wall of one side of the sliding groove (22) in a sliding mode, the threaded hole (26) is formed in the inner portion of one side of the sliding block (25) corresponding to the threaded rod (24), and the connecting rod (27) is fixedly welded to the outer wall of the bottom of the sliding block (25), spacing adjusting ball (28) are welded and fixed on the bottom outer wall of connecting rod (27), the bottom externally mounted of temperature controller main part (1) has temperature scanner (29), spacing groove (210) have been seted up corresponding spacing adjusting ball (28) on the top outer wall of temperature scanner (29).
2. The line developable capacity visualization early warning system of claim 1, wherein: the mounting assembly (3) comprises a lifting sleeve (31), a first spring (32), a lifting rod (33), a sliding rail (34), a sliding rod (35), a second spring (36), a first connecting plate (37), a connecting hole (38) and a screw (39), the lifting sleeve (31) is symmetrically welded and fixed on the outer wall of the bottom end of the temperature controller main body (1), the lifting rod (33) is fixedly sleeved on the inner wall of the bottom end of the lifting sleeve (31), the first spring (32) is welded and fixed on the outer wall of the top end of the lifting rod (33), the other end of the first spring (32) is welded and fixed on the inner wall of the top end of the lifting sleeve (31), the sliding rail (34) is respectively welded and fixed on the outer wall of one side of the lifting sleeve (31), the sliding rod (35) is symmetrically and slidably connected on the inner wall of one side of the sliding rail (34), the second spring (36) is welded and fixed on the outer wall between the sliding rods (35), the sliding rod is characterized in that a first connecting plate (37) is fixedly welded on the outer wall of one end of the sliding rod (35), connecting holes (38) are formed in the outer wall of one side of the first connecting plate (37) in a distributed mode, and screws (39) are fixedly sleeved on the inner wall of one side of each connecting hole (38).
3. The line developable capacity visualization early warning system of claim 1, wherein: radiating component (4) are including mounting groove (41), vent (42), filter screen (43), cylinder (44), second even board (45) and deep bead (46), mounting groove (41) have all been seted up on the both sides inner wall of temperature controller main part (1), vent (42) have been seted up in the distribution on one side inner wall of mounting groove (41), install the second even board (45) on the one side inner wall of mounting groove (41), the second is even distributed welded fastening and is had deep bead (46) on one side outer wall of board (45) corresponding vent (42), inlay on one side inner wall of mounting groove (41) and install cylinder (44), and the telescopic link one end rigid coupling of cylinder (44) links the inside of board (45) in the second, it is connected with filter screen (43) to inlay on one side inner wall of vent (42).
4. The line developable capacity visualization early warning system of claim 1, wherein: inlay on the one side inner wall of temperature controller main part (1) and install display screen (5), inlay on the one side inner wall of temperature controller main part (1) and install alarm horn (6), the electrical property output of temperature controller main part (1) links to each other with the electrical property input electrical property of display screen (5), the electrical property output of display screen (5) links to each other with the electrical property input electrical property of alarm horn (6).
5. The line developable capacity visualization early warning system of claim 1, wherein: the motor (23) is a positive and negative rotation motor.
6. The line developable capacity visualization early warning system of claim 1, wherein: the model of the temperature scanner (29) is DP1001AM, and the electrical output end of the temperature controller main body (1) is electrically connected with the electrical input end of the temperature scanner (29).
7. The line developable capacity visualization early warning system of claim 2, wherein: the slide rod (35) is I-shaped.
8. The line developable capacity visualization early warning system of claim 2, wherein: the number of the connecting holes (38) and the number of the screws (39) are sixteen.
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| CN209543102U (en) * | 2019-04-26 | 2019-10-25 | 山东泓谊电力科技有限公司 | A kind of intelligent substation on-Line Monitor Device |
| CN210723713U (en) * | 2019-05-05 | 2020-06-09 | 河南科瑞电气有限公司 | Low-voltage distribution cabinet with monitoring facilities |
| CN110937318A (en) * | 2019-11-28 | 2020-03-31 | 盐城市盐渎西城贸易有限公司 | Accurate scanning and identifying device for cargo bar codes |
| CN111129969A (en) * | 2019-12-13 | 2020-05-08 | 黑龙江恒益电气股份有限公司 | High-voltage board convenient to wiring |
| CN211267394U (en) * | 2020-01-16 | 2020-08-14 | 郑州市电子信息工程学校 | Rack for computer network equipment |
| CN212510205U (en) * | 2020-06-15 | 2021-02-09 | 西藏高驰信息安全技术有限责任公司 | Laser scanner mounting structure |
| CN212110405U (en) * | 2020-07-01 | 2020-12-08 | 南阳市鑫特电气有限公司 | Wireless temperature measuring device for electrical switch cabinet |
| CN111942840A (en) * | 2020-08-26 | 2020-11-17 | 江苏常净环保科技有限公司 | Intelligent and efficient single-chain scraper conveyor |
| CN112004391A (en) * | 2020-09-18 | 2020-11-27 | 张家港市西恩自动化设备有限公司 | Automatic electrical control box capable of dissipating heat quickly |
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