CN114122933A - Circuit device for industrial production power distribution - Google Patents

Circuit device for industrial production power distribution Download PDF

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Publication number
CN114122933A
CN114122933A CN202210097387.1A CN202210097387A CN114122933A CN 114122933 A CN114122933 A CN 114122933A CN 202210097387 A CN202210097387 A CN 202210097387A CN 114122933 A CN114122933 A CN 114122933A
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CN
China
Prior art keywords
plate
temperature
contact
cabinet body
power distribution
Prior art date
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Granted
Application number
CN202210097387.1A
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Chinese (zh)
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CN114122933B (en
Inventor
卜凡朕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Hualang Automation Equipment Co ltd
Original Assignee
Jiangsu Michael Electronic Technology Co ltd
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Priority to CN202210097387.1A priority Critical patent/CN114122933B/en
Publication of CN114122933A publication Critical patent/CN114122933A/en
Application granted granted Critical
Publication of CN114122933B publication Critical patent/CN114122933B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/24Circuit arrangements for boards or switchyards
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12Brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/30Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/02Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00Measuring temperature based on the expansion or contraction of a material
    • G01K5/48Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/56Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00Measuring temperature based on the expansion or contraction of a material
    • G01K5/48Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/56Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid
    • G01K5/62Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid the solid body being formed of compounded strips or plates, e.g. bimetallic strip
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18Status alarms
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32Mounting of devices therein

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Distribution Board (AREA)

Abstract

The invention belongs to the technical field of power distribution, and particularly relates to a circuit device for industrial production power distribution, which comprises a cabinet body, wherein a guide rod and a measurement and control unit are fixedly arranged on the inner top wall of the cabinet body, contacts which are arranged at equal intervals are arranged on the guide rod, contact plates are arranged on a detection ring, a plurality of temperature measurement seats are fixedly arranged in the cabinet body, temperature variable plates are arranged in the temperature measurement seats, and lifting plates are arranged at the top ends of the temperature variable plates; through setting up a plurality of temperature transformers and monitoring the internal temperature of cabinet comprehensively, during the high temperature, the temperature transformer warp, promote through the lifter plate and detect the ring and shift up, make the contact of contact and higher position department, the measurement and control unit produces corresponding signal, can judge that the internal high temperature of cabinet, and trigger warning module and send the suggestion early warning, the control by temperature change is more comprehensive accurate, in the traditional approach has been improved, need be in a plurality of electric drive's of different position departments installation temperature sensor, lead to equipment cost to increase and the problem that power consumption cost increases.

Description

Circuit device for industrial production power distribution
Technical Field
The invention belongs to the field of power distribution systems, and particularly relates to a circuit device for industrial production power distribution.
Background
With the development of modernization, industrial production is continuously advanced, and the demand of power supply and distribution in the industrial field is increasing, so that the distribution and management of power for industrial production are very important.
Some technical solutions related to industrial power distribution have appeared in the prior art, for example, a chinese patent with application number 202010052066.0 discloses an industrial internet of things control box, which includes: the measurement and control module is connected with the power distribution equipment and used for collecting the current, the voltage and the frequency of the power distribution equipment; the controller is connected with the measurement and control module and used for receiving the current, the voltage and the frequency acquired by the measurement and control module; the router is connected with the controller and is used for sending the current, the voltage and the frequency received by the controller to remote equipment for displaying; the controller is also used for receiving a control signal sent by the remote equipment and sending the control signal to the controller through an MQTT protocol so that the controller controls the switching-on and switching-off operations of the power distribution equipment according to the control signal. According to the invention, the mutual remote monitoring between the industrial Internet of things control box and the remote equipment is realized through the structure.
The production scale of industrial enterprises is often large, the power consumption is also large, because of the particularity and the scale of industrial production, corresponding fire control must be carried out, therefore, in the distribution circuit of industrial production, a temperature detection device and an alarm device are generally arranged in a cabinet body for installing the circuit, the traditional temperature detection device is a temperature sensor structure with single-point acquisition, the structure has some problems, accurate temperature and humidity monitoring can not be carried out on the distribution circuit, in the actual work, some sudden interferences on site, such as distribution voltage and current of industrial production, are not constant and inconvenient, the short high-voltage current can cause sudden high temperature of a circuit unit at a local position, the high temperature can be temporarily recovered to normal automatically, but when the single-point high temperature is detected by the temperature sensor, the fire condition can be misjudged, and then trigger the alarm, the condition of the wrong report appears, it is unsafe to use, if install a plurality of temperature sensor and carry out the comprehensive control of temperature, there will be improvement equipment cost and power consumptive cost again, and the setting of a plurality of temperature sensor also can increase the possibility that circuit trouble appears, leads to the temperature measurement to produce the error, and it is inconvenient to use.
To this end, the invention provides a circuit arrangement for industrial production power distribution.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that temperature monitoring is not accurate and false alarm is easy to occur in an industrial production power distribution circuit, the invention provides a circuit device for industrial production power distribution.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a circuit device for industrial production power distribution, which comprises a cabinet body, wherein a guide rod and a measurement and control unit are fixedly arranged on the inner top wall of the cabinet body, a detection ring is slidably arranged on the outer side of the guide rod, contacts which are arranged at equal intervals are arranged on the guide rod, a contact piece is arranged on the detection ring, the contacts and the contact piece are electrically connected with the measurement and control unit, a plurality of temperature measurement seats are fixedly arranged in the cabinet body, temperature change pieces are arranged in the temperature measurement seats, a lifting plate for driving the detection ring to move is arranged at the top ends of the temperature change pieces, and a power distribution circuit is arranged in the cabinet body during working; when the contact sheet contacts with different contacts, the measurement and control unit generates different signals, and a warning module capable of giving a prompt is arranged in the measurement and control unit; the temperature-variable sheet can be made of a bimetallic sheet material, and the bimetallic sheet can deform when the temperature changes; by arranging a plurality of temperature variable sheets which are distributed at different horizontal and vertical positions in the cabinet body, can comprehensively monitor the temperature in the cabinet body, when the temperature in the cabinet body is overhigh, the temperature variable sheet deforms, the lifting plate pushes the detection ring to move upwards, so that the contact piece is contacted with the contact at the higher position, the measurement and control unit generates corresponding signals after the contact at the higher position is triggered by the contact piece, can judge that the internal temperature of the cabinet is overhigh, and trigger the warning module to send out prompt and early warning, realizes the functions of real-time temperature monitoring and warning for the distribution circuit in the cabinet, has more comprehensive and accurate temperature control, is a non-power-consumption material, only needs to detect a contact, can realize the comprehensive control to cabinet body internal temperature, improve traditional method, need install a plurality of electric drive's temperature sensor in different positions department, lead to equipment cost to increase with the problem that power consumptive cost increases.
Preferably, a plurality of rotating plates are rotatably mounted on the ring side of the detection ring, the rotating plates are movably connected with the lifting plate, the arc plates are fixedly mounted at the top ends of the rotating plates, switch plates corresponding to the arc plates are movably mounted on the side wall of the cabinet body, return springs and annular switch sheets are mounted on the switch plates, circuit switches in contact with the annular switch sheets are mounted inside the cabinet body, and the circuit switches control the circuit communication of the measurement and control unit; when the temperature detection cabinet works, all circuit switches and the measurement and control units are in a series circuit structure, the temperature variable sheets are heated and deformed to drive the lifting plates to move upwards, if the temperatures of all positions in the cabinet body are approximately the same, the upward moving amplitude of the lifting plates is the same, all the lifting plates push the rotating plates, and the rotating plates are abutted against the detection ring; if the temperature difference of the different positions department of cabinet internal portion is great, then the temperature change piece that corresponds is heated the deformation difference great, the range that the lifter plate shifted up is different, therefore, the lifter plate that the range of shifting up is big can promote the commentaries on classics board and support on detecting the ring, the lifter plate that the range of shifting up is little can stimulate the commentaries on classics board deflection, the commentaries on classics board deflection back, the arc board contacts and extrudes the switch board with the switch board and removes, when making annular switch piece and circuit switch separate, the observing and controlling unit outage, even detect the ring and remove to the eminence, the observing and controlling unit can not trigger and send the warning yet, when the distribution circuit of the internal cabinet appears the interim high temperature of local position because of factors such as voltage unstability, also can the condition of false trigger alarm, temperature control system's misstatement rate has been reduced, control by temperature more accurate.
Preferably, the rotating plate comprises a vertical section close to the detection ring and an inclined section far away from the detection ring, a connecting plate is arranged on the rotating plate, a cylinder inserted into the connecting plate is fixedly installed at the top end of the support, and a sliding groove corresponding to the cylinder is formed in the connecting plate; during operation, the shape of the rotating plate is designed, the gravity center of the rotating plate deviates from the installation position of the rotating plate and the detection ring, so that the rotating plate has the tendency of downward inclined deflection, and the lifting plate supports and fixes the rotating plate through the cylinder and the connecting plate.
Preferably, a support corresponding to the lifting plate is fixedly installed inside the cabinet body, the temperature variable sheet is installed at the bottom end of the support, a neck opening section is arranged on the support, a plurality of spheres are filled in the neck opening section and between the temperature variable sheet and the lifting plate, and a baffle for supporting the spheres is installed at the top end of the temperature variable sheet; the during operation, the lifter plate stops in spheroidal top under the pressure effect of self gravity and commentaries on classics board, when the temperature variable piece is heated and is out of shape, promote the lifter plate through the spheroid and shift up, through setting up the neck mouth section on the support, the bottom internal diameter of neck mouth section is greater than the top internal diameter of neck mouth section, according to the isovolumetric method, during the same volume, the cross section is less, highly higher, therefore, the spheroid of support bottom is promoted by the temperature variable piece and moves the back up, the spheroid on neck mouth section top can shift up longer distance, and then drive the lifter plate and produce displacement by a relatively large margin, realized carrying out the function of enlargiing the deformation of temperature variable piece, under the less condition of displacement range has been improved, the condition that the mistake touched appears easily between the structure, it is more convenient in the detection.
Preferably, the inner wall of the arc plate is slidably provided with an inner supporting plate, a damping plate inserted into the arc plate is arranged in the inner supporting plate, and the damping plate is uniformly distributed on the inner supporting plate; the during operation, when the internal portion temperature of cabinet is inconsistent, the partial board that changes outwards deflects the back, drive arc board and interior fagging and deflect, the damping plate stretches out in the outside slip of interior fagging, the damping plate contacts with the inner wall of the cabinet body, damping plate and cabinet body friction coupling this moment, can prevent or slow down the translation rate of detecting ring under the inhomogeneous rising condition of internal portion temperature of cabinet, it risees suddenly temporarily to have improved the internal portion local position temperature of cabinet, probably cause the condition of false triggering alarm, temperature control system's false alarm rate has further been reduced.
Preferably, a sliding plate is arranged on the inner wall of the inner supporting plate, a monitoring seat is fixedly mounted on the outer side of the rotating plate, an elastic plate is movably inserted into the monitoring seat, a supporting spring is mounted on the elastic plate, a driving block corresponding to the sliding plate is fixedly mounted on the side wall of the elastic plate, a gravity ball is placed at the top end of the monitoring seat, an inclined rolling groove corresponding to the gravity ball is formed in the top end of the monitoring seat, a horizontal groove is formed in the bottom of the rolling groove, the gravity ball is located in the horizontal groove, and a boss corresponding to the gravity ball is formed in the top end of the elastic plate; when the rotary plate is pressed against the detection ring, the horizontal groove is in a horizontal state, and the gravity ball is stopped in the horizontal groove; the inside temperature of the cabinet body is inhomogeneous, change the board after deflecting, the roll groove also deflects along with it, the gravity ball rolls to the elastic plate along the roll groove, the extrusion elastic plate moves down, the elastic plate descends the back, remove through drive block extrusion slide, make the slide, interior fagging and damping plate outwards stretch out, the position state that the board also can be changeed to the gravity ball simultaneously, monitor the inside temperature of the cabinet body promptly, real-time supervision has been realized carrying out to the inside temperature of the cabinet body, and when cabinet body inside temperature is inhomogeneous, the automatic function that stretches out of damping plate, need not additionally to set up electric drive device, moreover, the steam generator is simple in structure, and cost is reduced.
Preferably, the driving block comprises an upper wedge-shaped block and a lower wedge-shaped block, and the top and the bottom of the sliding plate are both provided with clamping grooves corresponding to the wedge-shaped blocks; when the elastic plate works, when the elastic plate moves downwards, the sliding plate is extruded to move outwards through the wedge-shaped blocks on the upper side, and meanwhile, the clamping grooves on the lower side and the wedge-shaped blocks on the lower side are staggered up and down; when the elastic plate moves upwards to reset under the pushing of the supporting spring, the wedge block at the lower side extrudes the sliding plate to move inwards to reset, so that the function that the sliding plate and the damping plate move synchronously by moving the elastic plate is realized, an electric driving device is not required to be additionally arranged, the structure is simple, and the cost is reduced.
Preferably, a rotating wheel is rotatably mounted inside the detection ring and above the contact, a plurality of cleaning brushes are mounted on the outer side of the rotating wheel, a gear is arranged on the rotating wheel, a rack plate inserted into the detection ring is fixedly mounted inside the cabinet body, and the rack plate is meshed with the gear; the during operation, the cleaning brush can adopt structures such as cloth brush, sponge brush or broom, and when detecting ring rebound, the runner takes place rotatoryly under the effect of rack plate and gear for the cleaning brush is rotatory and clean the contact of contact top, makes the contact can well contact with the contact, has improved probably because of having debris such as dust on the contact, leads to contact and contact not good, observes and controls the unable normal problem of working of unit, has improved the reliability and the stability of observing and controlling unit work.
Preferably, the inside of the detection ring is provided with comb teeth corresponding to the cleaning brush, the inside of the detection ring is rotatably provided with a vibration plate corresponding to the comb teeth, the vibration plate comprises a pressing plate and a hollow frame, the pressing plate is positioned above the comb teeth, the hollow frame is positioned below the comb teeth, the top end of the hollow frame is fixedly provided with a shifting plate corresponding to the cleaning brush, a reset torsion spring is arranged on a rotating shaft of the vibration plate, a dust exhaust hole is formed in the inside of the detection ring and below the hollow frame, the cleaning brush is rotatably arranged on the rotating wheel, and the cleaning brush is provided with a pressure spring; when the cleaning brush works, the rack plate and the rotating wheel form a one-way rotating mechanism, the rotating wheel is driven to rotate anticlockwise after the detection ring moves upwards, the cleaning brush rotates to be in contact with the comb teeth after cleaning the contact piece, and dust adhered to the cleaning brush is scraped and brushed off through the comb teeth, so that the cleaning brush is kept clean; the in-process of cleaning brush and broach contact, the cleaning brush is by the extrusion deflection, make the pressure spring by the compression energy storage, after cleaning brush and broach separation, the pressure spring release energy, the cleaning brush is quick gyration under the promotion of pressure spring, strike the group board on the vibration board, it is rotatory to drive the vibration board, make the clamp plate striking on the broach, vibrate debris such as dust on the broach, debris are discharged via the dust exhaust hole, through this kind of setting, can be with the effectual discharge of debris on the contact outside detecting the ring, the adnexed debris of contact have been improved after being cleared up, probably block between detecting ring and guide arm, cause the problem of jam, the device has realized the self-cleaning function to cleaning brush and broach simultaneously, and then improved the cleaning effect of cleaning brush to the contact, the stability of observing and controling unit work has further been improved.
Preferably, the bottom end of the detection ring is provided with a lower cleaning brush, and the position of the lower cleaning brush corresponds to that of the contact piece; the during operation is cleaned the contact of contact top through the cleaning brush, cleans the contact of contact below through lower cleaning brush, has realized the comprehensive cleanness to the contact, no matter detects the ring and moves up or move down, can both make the contact that will contact with the contact keep clean, has further improved clean effect.
The invention has the following beneficial effects:
1. according to the circuit device for industrial production power distribution, the plurality of temperature transformers are arranged and distributed at different horizontal and vertical positions in the cabinet body, so that the temperature in the cabinet body can be comprehensively monitored, when the temperature in the cabinet body is too high, the temperature transformers deform and push the detection ring to move upwards through the lifting plate, the contact plate is in contact with the contact at the higher position, the measurement and control unit generates corresponding signals after the contact at the higher position is triggered by the contact plate in a contact mode, the temperature in the cabinet body can be judged to be too high, the warning module is triggered to give out prompt warning, the temperature control is more comprehensive and accurate, and the problems that in the traditional method, a plurality of electric-driven temperature sensors need to be installed at different positions, and therefore the equipment cost is increased and the power consumption cost is increased are solved.
2. According to the circuit device for industrial production power distribution, if the temperature difference at different positions in the cabinet body is large, the corresponding temperature variable pieces are large in thermal deformation difference, the lifting plates move upwards in different amplitudes, part of the rotating plates deflect, the arc plates are in contact with the switch plates and squeeze the switch plates to move, when the annular switch pieces are separated from the circuit switches, the measurement and control unit is powered off, even if the detection ring moves to a high position, the measurement and control unit cannot trigger and give out a warning, the condition that an alarm is mistakenly triggered when the distribution circuit in the cabinet body is temporarily high in local position due to factors such as unstable voltage is improved, the false alarm rate of a temperature control system is reduced, and the temperature control is more accurate.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view of a guide bar and a detection ring of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of portion C of FIG. 3 in accordance with the present invention;
FIG. 5 is a sectional view of the connection structure of the elastic plate and the inner supporting plate according to the present invention;
FIG. 6 is an enlarged view of portion B of FIG. 2 in accordance with the present invention;
FIG. 7 is a side sectional view of the connection structure of the temperature varying piece and the ball body according to the present invention;
FIG. 8 is a schematic view of the connection structure of the driving block and the slide plate according to the present invention;
FIG. 9 is a sectional view of a cleaning brush attachment structure according to a second embodiment of the present invention;
FIG. 10 is an enlarged view of portion D of FIG. 9 in accordance with the present invention;
FIG. 11 is a rear view of the connection structure of the runner and the rack plate according to the present invention;
FIG. 12 is a schematic diagram of a comb and a vibrating plate structure according to the present invention;
in the figure: 1. a cabinet body; 2. a guide bar; 3. a detection ring; 4. a contact; 5. a contact piece; 6. a lifting plate; 7. a temperature measuring seat; 8. a temperature changing sheet; 9. rotating the plate; 10. an arc plate; 11. a switch plate; 12. an annular switch plate; 13. a circuit switch; 14. a support; 15. a sphere; 16. an inner supporting plate; 17. a damping plate; 18. a slide plate; 19. a monitoring seat; 20. an elastic plate; 21. a drive block; 22. a gravity ball; 23. a rotating wheel; 24. a cleaning brush; 25. a rack plate; 26. comb teeth; 27. a vibrating plate; 28. a dust exhaust hole; 29. a pressure spring; 30. a lower cleaning brush; 31. and a measurement and control unit.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 8, the circuit device for industrial production power distribution according to the present invention includes a cabinet 1, a guide rod 2 and a measurement and control unit 31 are fixedly installed on an inner top wall of the cabinet 1, a detection ring 3 is slidably installed on an outer side of the guide rod 2, contacts 4 arranged at equal intervals are installed on the guide rod 2, a contact piece 5 is installed on the detection ring 3, the contacts 4 and the contact piece 5 are electrically connected with the measurement and control unit 31, a plurality of temperature measurement seats 7 are fixedly installed inside the cabinet 1, a temperature measurement piece 8 is installed inside the temperature measurement seat 7, a lifting plate 6 for driving the detection ring 3 to move is installed at a top end of the temperature measurement piece 8, and when the circuit device works, the power distribution circuit is installed inside the cabinet 1; when the contact sheet 4 contacts with different contacts 5, the measurement and control unit 31 generates different signals, and a warning module capable of giving a prompt is arranged in the measurement and control unit 31; the temperature-variable sheet 8 can be made of a bimetallic strip material, and the bimetallic strip can deform when the temperature changes; the temperature inside the cabinet body 1 can be comprehensively monitored by arranging the plurality of temperature transformers 8, the temperature transformers 8 are distributed at different horizontal and vertical positions inside the cabinet body 1, when the temperature inside the cabinet body 1 is too high, the temperature transformers 8 deform and push the detection ring 3 to move upwards through the lifting plate 6, so that the contact piece 5 is contacted with the contact 4 at a higher position, after the contact 4 at the high position is contacted and triggered by the contact piece 5, the measurement and control unit 31 generates corresponding signals to judge that the temperature inside the cabinet body 1 is too high and trigger the warning module to send out prompt and early warning, the functions of real-time temperature monitoring and warning of a power distribution circuit inside the cabinet body 1 are realized, the temperature transformers 8 are made of non-power-consuming materials, the comprehensive monitoring of the temperature inside the cabinet body 1 can be realized only by detecting the contact 4, the traditional method is improved, and a plurality of electric power driven temperature sensors are required to be installed at different positions, resulting in increased equipment cost and increased power consumption cost.
A plurality of rotating plates 9 are rotatably mounted on the ring side of the detection ring 3, the rotating plates 9 are movably connected with the lifting plate 6, an arc plate 10 is fixedly mounted at the top end of each rotating plate 9, a switch plate 11 corresponding to the arc plate 10 is movably mounted on the side wall of the cabinet body 1, a return spring and an annular switch sheet 12 are mounted on the switch plate 11, a circuit switch 13 which is in contact with the annular switch sheet 12 is mounted inside the cabinet body 1, and the circuit switch 13 controls the circuit of the measurement and control unit 31 to be communicated; when the circuit breaker works, all the circuit switches 13 and the measurement and control unit 31 are in a series circuit structure, when all the annular switch pieces 12 are in contact with the circuit switches 13, the measurement and control unit 31 is powered on, and when one annular switch piece 12 is separated from the circuit switch 13, the measurement and control unit 31 is powered off; the detection ring 3 has a downward sliding trend under the action of self gravity, and the detection ring 3 is supported by the lifting plate 6 and the rotating plate 9; the temperature of different positions in the cabinet body 1 is monitored by arranging a plurality of temperature measuring seats 7, the temperature variable sheets 8 are driven to move upwards after being heated and deformed, if the temperature of each position in the cabinet body 1 is approximately the same, the moving-upwards amplitude of the lifting plates 6 is the same, all the lifting plates 6 push the rotating plates 9, and the rotating plates 9 are all abutted against the detection ring 3; if the temperature difference at different positions inside the cabinet body 1 is large, the corresponding temperature variable sheet 8 has large thermal deformation difference, and the lifting plate 6 moves upwards in different amplitude, so the lifting plate 6 with large upward movement amplitude pushes the rotating plate 9 to abut against the detection ring 3, the lifting plate 6 with small upward movement amplitude pulls the rotating plate 9 to deflect, in fig. 3, the lifting plate 6 at the position has smaller upward movement amplitude than other positions, the lifting plate 6 pulls the rotating plate 9 to rotate anticlockwise, after the rotating plate 9 deflects, the arc plate 10 contacts with the switch plate 11 and presses the switch plate 11 to move, when the annular switch sheet 12 is separated from the circuit switch 13, the measurement and control unit 31 is powered off, even if the detection ring 3 moves to a high position, the measurement and control unit 31 cannot trigger and give a warning, the condition that the alarm is triggered by mistake when the distribution circuit in the cabinet body 1 has temporary high temperature at local positions due to factors such as unstable voltage is improved, the false alarm rate of the temperature control system is reduced.
The rotating plate 9 comprises a vertical section close to the detection ring 3 and an inclined section far away from the detection ring 3, a connecting plate is arranged on the rotating plate 9, a cylinder inserted into the connecting plate is fixedly arranged at the top end of the support 14, and a sliding groove corresponding to the cylinder is formed in the connecting plate; during operation, through designing the shape of commentaries on classics board 9, the focus of commentaries on classics board 9 deviates from its and detect the installation department of ring 3 for commentaries on classics board 9 has the trend of declination deflection, and lifter plate 6 supports fixedly through cylinder and connecting plate commentaries on classics board 9.
A support 14 corresponding to the lifting plate 6 is fixedly installed inside the cabinet body 1, the temperature variable sheet 8 is installed at the bottom end of the support 14, a neck section is arranged on the support 14, a plurality of spheres 15 are filled inside the neck section and between the temperature variable sheet 8 and the lifting plate 6, and a baffle for supporting the spheres 15 is installed at the top end of the temperature variable sheet 8; during operation, lifter plate 6 stops in spheroid 15's top under the pressure effect of self gravity and commentaries on classics board 9, when temperature change piece 8 is heated and is out of shape, promote lifter plate 6 through spheroid 15 and shift up, through setting up the neck mouth section on support 14, the bottom internal diameter of neck mouth section is greater than the top internal diameter of neck mouth section, according to the isovolumetric method, during the same volume, the cross section is less, highly higher, therefore, spheroid 15 at support 14 bottom is promoted by temperature change piece 8 and is gone up the back of moving, the spheroid 15 on neck mouth section top can shift up longer distance, and then drive lifter plate 6 and produce displacement by a relatively large margin, realized carrying out the function of enlargiing temperature change piece 8's deformation, improved under the less condition of displacement range, the condition that the mistake touched appears between the structure easily, more convenient the detection.
An inner supporting plate 16 is slidably mounted on the inner wall of the arc plate 10, a damping plate 17 inserted into the arc plate 10 is mounted inside the inner supporting plate 16, and the damping plate 17 is uniformly distributed on the inner supporting plate 16; the during operation, inconsistent when the internal portion temperature of the cabinet body 1, the partial board 9 that changes outwards deflects the back, drive arc board 10 and the deflection of interior fagging 16, damping plate 17 is stretched out to the outside slip on the interior fagging 16, damping plate 17 and the inner wall contact of the cabinet body 1, damping plate 17 and the 1 frictional connection of the cabinet body this moment, can prevent or slow down the moving speed of detecting ring 3 under the inhomogeneous rising condition of the internal portion temperature of the cabinet body 1, improved the sudden temporary rise of the internal portion local position temperature of the cabinet body 1, probably cause the condition of false triggering alarm, temperature control system's misstatement rate has further been reduced.
A sliding plate 18 is arranged on the inner wall of the inner supporting plate 16, a monitoring seat 19 is fixedly mounted on the outer side of the rotating plate 9, an elastic plate 20 is movably inserted in the monitoring seat 19, a supporting spring is mounted on the elastic plate 20, a driving block 21 corresponding to the sliding plate 18 is fixedly mounted on the side wall of the elastic plate 20, a gravity ball 22 is placed at the top end of the monitoring seat 19, an inclined rolling groove corresponding to the gravity ball 22 is formed in the top end of the monitoring seat 19, a horizontal groove is formed in the bottom of the rolling groove, the gravity ball 22 is located in the horizontal groove, and a boss corresponding to the gravity ball 22 is formed in the top end of the elastic plate 20; when the device works, the connecting plate matched with the cylinder on the lifting plate 6 can be arranged on the rotating plate 9 or the monitoring seat 19, fig. 3 shows a mode that the connecting plate is arranged on the monitoring seat 19, when the rotating plate 9 is abutted against the detection ring 3, the horizontal groove is in a horizontal state, and the gravity ball 22 is stopped in the horizontal groove; the inside temperature of the cabinet body 1 is inhomogeneous, change board 9 after deflecting, the roll groove also deflects along with it, gravity ball 22 rolls to the elastic plate 20 along the roll groove on, extrusion elastic plate 20 moves down, the elastic plate 20 moves the back down, through the removal of drive block 21 extrusion slide 18, make slide 18, interior fagging 16 and damping plate 17 outwards stretch out, gravity ball 22 also can monitor the position state who changes board 9 simultaneously, monitor the inside temperature of the cabinet body 1 promptly, realized carrying out real-time supervision to the inside temperature of the cabinet body 1, and when cabinet body 1 inside temperature is inhomogeneous, the automatic function that stretches out of damping plate 17, need not additionally to set up electric drive device, moreover, the steam generator is simple in structure, and the cost is reduced.
The driving block 21 comprises an upper wedge-shaped block and a lower wedge-shaped block, and the top and the bottom of the sliding plate 18 are both provided with clamping grooves corresponding to the wedge-shaped blocks; in operation, as shown in fig. 8, when the elastic plate 20 moves downward, the slide plate 18 is extruded by the upper wedge block to move outward, and meanwhile, the lower slot and the lower wedge block are staggered up and down; when the elastic plate 20 is pushed by the supporting spring to move upwards and reset, the sliding plate 18 is extruded by the wedge-shaped block at the lower side to move inwards and reset, so that the function that the sliding plate 18 and the damping plate 17 are driven by the movement of the elastic plate 20 to move synchronously is realized, an electric driving device is not required to be additionally arranged, the structure is simple, and the cost is reduced.
Example two
As shown in fig. 9 to 12, a first comparative example, in which another embodiment of the present invention is: a rotating wheel 23 is rotatably mounted in the detection ring 3 and above the contact 4, a plurality of cleaning brushes 24 are mounted on the outer side of the rotating wheel 23, a gear is arranged on the rotating wheel 23, a rack plate 25 inserted into the detection ring 3 is fixedly mounted in the cabinet body 1, and the rack plate 25 is meshed with the gear; the during operation, cleaning brush 24 can adopt the cloth brush, structures such as sponge brush or broom, when detecting ring 3 upwards removal, runner 23 takes place rotatoryly under the effect of rack plate 25 and gear, make cleaning brush 24 rotatory and clean contact 5 to contact 4 top, make contact 4 can well contact with contact 5, possibly because of having debris such as dust attached to on the contact 5, lead to contact 4 and contact 5 contact failure, observe and control the unable problem of normal work of unit 31, the reliability and the stability of observing and controling unit 31 work have been improved.
The detection device is characterized in that comb teeth 26 corresponding to the cleaning brushes 24 are arranged inside the detection ring 3, a vibration plate 27 corresponding to the comb teeth 26 is rotatably arranged inside the detection ring 3, the vibration plate 27 comprises a pressing plate and a hollow frame, the pressing plate is positioned above the comb teeth 26, the hollow frame is positioned below the comb teeth 26, a shifting plate corresponding to the cleaning brushes 24 is fixedly arranged at the top end of the hollow frame, a reset torsion spring is arranged on a rotating shaft of the vibration plate 27, dust exhaust holes 28 are formed in the detection ring 3 and below the hollow frame, the cleaning brushes 24 are rotatably arranged on the rotating wheels 23, and pressure springs 29 are arranged on the cleaning brushes 24; during operation, the rack plate 25 and the runner 23 form a unidirectional rotating mechanism by designing gears on the rack plate 25 and the runner 23, for example, the gears can be selected to rotate the gears in one direction, the runner 23 is driven to rotate anticlockwise after the detection ring 3 moves upwards, the cleaning brush 24 cleans the contact piece 5 and then rotates to contact with the comb teeth 26, and dust adhered to the cleaning brush 24 is scraped and brushed off through the comb teeth 26, so that the cleaning brush 24 keeps clean; during the contact of the cleaning brush 24 and the comb teeth 26, the cleaning brush 24 is pressed and deflected, so that the compression spring 29 is compressed to store energy, after the cleaning brush 24 is separated from the comb 26, the pressure spring 29 releases energy, the cleaning brush 24 rapidly rotates under the pushing of the pressure spring 29, and impacts the shifting plate on the oscillating plate 27 to drive the oscillating plate 27 to rotate, so that the pressure plate impacts on the comb teeth 26 to shake off dust and other impurities on the comb teeth 26, and the impurities are discharged through the dust discharge holes 28, can effectively discharge the sundries on the contact piece 5 to the outside of the detection ring 3, improves the problem that the sundries attached to the contact piece 5 are possibly clamped between the detection ring 3 and the guide rod 2 to cause jamming after being cleaned, the device has realized the self-cleaning function to cleaning brush 24 and broach 26 simultaneously, and then has improved the cleaning effect of cleaning brush 24 to contact 5, has further improved the stability of observing and controling unit 31 work.
The bottom end of the detection ring 3 is provided with a lower cleaning brush 30, and the position of the lower cleaning brush 30 corresponds to that of the contact piece 5; during operation, contact 5 above contact 4 is cleaned through cleaning brush 24, and contact 5 below contact 4 is cleaned through lower cleaning brush 30, has realized the comprehensive cleanness to contact 5, no matter detect ring 3 and move up or move down, can both make contact 5 that will contact with contact 4 keep clean, has further improved clean effect.
The working principle is as follows:
the distribution circuit is arranged in the cabinet body 1; when the contact sheet 4 contacts with different contacts 5, the measurement and control unit 31 generates different signals, and a warning module capable of giving a prompt is arranged in the measurement and control unit 31; the temperature-variable sheet 8 can be made of a bimetallic strip material, and the bimetallic strip can deform when the temperature changes; the temperature inside the cabinet body 1 can be comprehensively monitored by arranging the plurality of temperature transformers 8, the temperature transformers 8 are distributed at different horizontal and vertical positions inside the cabinet body 1, when the temperature inside the cabinet body 1 is too high, the temperature transformers 8 deform and push the detection ring 3 to move upwards through the lifting plate 6, so that the contact piece 5 is contacted with the contact 4 at a higher position, after the contact 4 at the high position is contacted and triggered by the contact piece 5, the measurement and control unit 31 generates corresponding signals to judge that the temperature inside the cabinet body 1 is too high and trigger the warning module to send out prompt and early warning, the functions of real-time temperature monitoring and warning of a power distribution circuit inside the cabinet body 1 are realized, the temperature transformers 8 are made of non-power-consuming materials, the comprehensive monitoring of the temperature inside the cabinet body 1 can be realized only by detecting the contact 4, the traditional method is improved, and a plurality of electric power driven temperature sensors are required to be installed at different positions, resulting in increased equipment cost and increased power consumption cost.
All the circuit switches 13 and the measurement and control unit 31 are in a series circuit structure, when all the annular switch pieces 12 are in contact with the circuit switches 13, the measurement and control unit 31 is powered on, and when one annular switch piece 12 is separated from the circuit switch 13, the measurement and control unit 31 is powered off; the detection ring 3 has a downward sliding trend under the action of self gravity, and the detection ring 3 is supported by the lifting plate 6 and the rotating plate 9; the temperature of different positions in the cabinet body 1 is monitored by arranging a plurality of temperature measuring seats 7, the temperature variable sheets 8 are driven to move upwards after being heated and deformed, if the temperature of each position in the cabinet body 1 is approximately the same, the moving-upwards amplitude of the lifting plates 6 is the same, all the lifting plates 6 push the rotating plates 9, and the rotating plates 9 are all abutted against the detection ring 3; if the temperature difference of the different positions of the cabinet body 1 inside is great, then the temperature change piece 8 that corresponds is different great by the thermal deformation difference, the range that lifter plate 6 shifts up is different, therefore, lifter plate 6 that the range of shifting up is big can promote commentaries on classics board 9 and support on detecting ring 3, lifter plate 6 that the range of shifting up is little can stimulate commentaries on classics board 9 and deflect, change board 9 after deflecting, arc board 10 and switch board 11 contact and extrusion switch board 11 remove, when making annular switch piece 12 and circuit switch 13 separate, measurement and control unit 31 cuts off the power supply, even detect ring 3 and remove to the eminence, measurement and control unit 31 can not trigger and send the warning yet, when distribution circuit in the cabinet body 1 appears the interim high temperature in local position because of factors such as voltage unstability, also can the condition of false triggering alarm, temperature control system's misstatement rate has been reduced.
Lifter plate 6 stops in spheroid 15's top under the pressure effect of self gravity and commentaries on classics board 9, when warm variable sheet 8 is heated and is out of shape, promote lifter plate 6 through spheroid 15 and shift up, through set up the neck finish section on support 14, the bottom internal diameter of neck finish section is greater than the top internal diameter of neck finish section, according to the isovolumetric method, during the same volume, the cross section is littleer, highly higher, therefore, spheroid 15 of support 14 bottom is promoted by warm variable sheet 8 and is moved the back up, the spheroid 15 on neck finish section top can shift up longer distance, and then drive lifter plate 6 and produce displacement by a relatively large margin, realized carrying out the function of enlargiing warm variable sheet 8's deformation, improved under the less condition of displacement range, the condition that the mistake touched appears easily between the structure, it is more convenient in the detection.
When the internal temperature of the cabinet body 1 is inconsistent, after the partial rotating plate 9 deflects outwards, the arc plate 10 and the inner supporting plate 16 are driven to deflect, the damping plate 17 on the inner supporting plate 16 slides outwards to extend out, the damping plate 17 is in contact with the inner wall of the cabinet body 1, at the moment, the damping plate 17 is in friction connection with the cabinet body 1, the moving speed of the detection ring 3 under the condition that the internal temperature of the cabinet body 1 is not uniformly increased can be prevented or slowed down, the condition that the internal local position temperature of the cabinet body 1 is suddenly increased temporarily, the false triggering alarm can be caused, and the false alarm rate of the temperature control system is further reduced.
When the rotating plate 9 is abutted to the detection ring 3, the horizontal groove is in a horizontal state, and the gravity ball 22 is stopped in the horizontal groove; the inside temperature of the cabinet body 1 is inhomogeneous, change board 9 after deflecting, the roll groove also deflects along with it, gravity ball 22 rolls to the elastic plate 20 along the roll groove on, extrusion elastic plate 20 moves down, the elastic plate 20 moves the back down, through the removal of drive block 21 extrusion slide 18, make slide 18, interior fagging 16 and damping plate 17 outwards stretch out, gravity ball 22 also can monitor the position state who changes board 9 simultaneously, monitor the inside temperature of the cabinet body 1 promptly, realized carrying out real-time supervision to the inside temperature of the cabinet body 1, and when cabinet body 1 inside temperature is inhomogeneous, the automatic function that stretches out of damping plate 17, need not additionally to set up electric drive device, moreover, the steam generator is simple in structure, and the cost is reduced.
When the elastic plate 20 moves downwards, the sliding plate 18 is extruded to move outwards by the wedge-shaped blocks on the upper side, and meanwhile, the clamping grooves on the lower side and the wedge-shaped blocks on the lower side are staggered up and down; when the elastic plate 20 is pushed by the supporting spring to move upwards and reset, the sliding plate 18 is extruded by the wedge-shaped block at the lower side to move inwards and reset, so that the function that the sliding plate 18 and the damping plate 17 are driven by the movement of the elastic plate 20 to move synchronously is realized, an electric driving device is not required to be additionally arranged, the structure is simple, and the cost is reduced.
When detecting ring 3 and upwards moving, runner 23 takes place to rotate under the effect of rack plate 25 and gear for cleaning brush 24 is rotatory and clean contact 5 above contact 4, makes contact 4 can well contact with contact 5, has improved probably because of having debris such as dust attached to on the contact 5, leads to contact 4 and contact 5 contact failure, observes and controls the unable normal operating's of unit 31 problem, has improved the reliability and the stability of observing and controlling unit 31 work.
The rack plate 25 and the rotating wheel 23 form a one-way rotating mechanism, the rotating wheel 23 is driven to rotate anticlockwise after the detection ring 3 moves upwards, the cleaning brush 24 is rotated to be in contact with the comb teeth 26 after cleaning the contact sheet 5, and dust adhered to the cleaning brush 24 is scraped and brushed off through the comb teeth 26, so that the cleaning brush 24 is kept clean; during the contact of the cleaning brush 24 and the comb teeth 26, the cleaning brush 24 is pressed and deflected, so that the compression spring 29 is compressed to store energy, after the cleaning brush 24 is separated from the comb 26, the pressure spring 29 releases energy, the cleaning brush 24 rapidly rotates under the pushing of the pressure spring 29, and impacts the shifting plate on the oscillating plate 27 to drive the oscillating plate 27 to rotate, so that the pressure plate impacts on the comb teeth 26 to shake off dust and other impurities on the comb teeth 26, and the impurities are discharged through the dust discharge holes 28, can effectively discharge the sundries on the contact piece 5 to the outside of the detection ring 3, improves the problem that the sundries attached to the contact piece 5 are possibly clamped between the detection ring 3 and the guide rod 2 to cause jamming after being cleaned, the device has realized the self-cleaning function to cleaning brush 24 and broach 26 simultaneously, and then has improved the cleaning effect of cleaning brush 24 to contact 5, has further improved the stability of observing and controling unit 31 work.
Contact 5 above contact 4 is cleaned through cleaning brush 24, and contact 5 below contact 4 is cleaned through lower cleaning brush 30, has realized the comprehensive cleanness to contact 5, no matter detect ring 3 move up or move down, can both make contact 5 that will contact with contact 4 keep clean, has further improved clean effect.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A circuit arrangement for industrial production power distribution, characterized by: including the cabinet body (1), fixed mounting has guide arm (2) and observes and controls unit (31) on the interior roof of the cabinet body (1), the outside slidable mounting of guide arm (2) has detection ring (3), install equidistant contact (4) of arranging on guide arm (2), install contact (5) on detecting ring (3), contact (4) and contact (5) are connected with observing and controlling unit (31) electricity, the inside fixed mounting of the cabinet body (1) has a plurality of temperature measurement seats (7), the internally mounted of temperature measurement seat (7) has temperature change piece (8), lifter plate (6) that drive detection ring (3) removed are installed on the top of temperature change piece (8).
2. A circuit arrangement for industrial production power distribution according to claim 1, characterized in that: detect the ring side rotation of ring (3) and install a plurality of commentaries on classics board (9), change board (9) and lifter plate (6) swing joint, the top fixed mounting who changes board (9) has arc board (10), movable mounting has switch plate (11) that correspond with arc board (10) on the lateral wall of the cabinet body (1), install reset spring and annular switch piece (12) on switch plate (11), the internally mounted of the cabinet body (1) has circuit switch (13) that contact with annular switch piece (12), the circuit intercommunication of circuit switch (13) control observing and controlling unit (31).
3. A circuit arrangement for industrial production power distribution according to claim 2, characterized in that: the rotating plate (9) comprises a vertical section close to the detection ring (3) and an inclined section far away from the detection ring (3), a connecting plate is arranged on the rotating plate (9), a cylinder inserted into the connecting plate is fixedly arranged at the top end of the support (14), and a sliding groove corresponding to the cylinder is formed in the connecting plate.
4. A circuit arrangement for industrial production power distribution according to claim 1, characterized in that: the inside fixed mounting of the cabinet body (1) has support (14) that correspond with lifter plate (6), and temperature change piece (8) are installed in the bottom of support (14), are provided with the neck mouth section on support (14), and the inside of neck mouth section just is located and is filled between temperature change piece (8) and lifter plate (6) and has a plurality of spheroid (15), and the baffle of supporting spheroid (15) is installed on the top of temperature change piece (8).
5. A circuit arrangement for industrial production power distribution according to claim 2, characterized in that: inner supporting plates (16) are slidably mounted on the inner walls of the arc plates (10), damping plates (17) inserted into the arc plates (10) are mounted inside the inner supporting plates (16), and the damping plates (17) are uniformly distributed on the inner supporting plates (16).
6. A circuit arrangement for industrial production power distribution according to claim 5, characterized in that: be provided with slide (18) on the inner wall of interior fagging (16), the outside fixed mounting of commentaries on classics board (9) has monitoring seat (19), the inside activity of monitoring seat (19) is pegged graft and is had elastic plate (20), install supporting spring on elastic plate (20), fixed mounting has drive block (21) that correspond with slide (18) on the lateral wall of elastic plate (20), gravity ball (22) have been placed on the top of monitoring seat (19), the top of monitoring seat (19) is provided with the slope roll groove that corresponds with gravity ball (22), the tank bottom in roll groove is provided with the horizontal groove, gravity ball (22) are located the horizontal groove, the boss that corresponds with gravity ball (22) is seted up on the top of elastic plate (20).
7. A circuit arrangement for industrial production power distribution according to claim 6, characterized in that: the driving block (21) comprises an upper wedge-shaped block and a lower wedge-shaped block, and clamping grooves corresponding to the wedge-shaped blocks are formed in the top and the bottom of the sliding plate (18).
8. A circuit arrangement for industrial production power distribution according to claim 1, characterized in that: the inside of detecting ring (3) and the top that is located contact (4) rotate and install runner (23), and a plurality of cleaning brush (24) are installed in the outside of runner (23), are provided with the gear on runner (23), and the inside fixed mounting of the cabinet body (1) has rack plate (25) that inserts and detects the inside of ring (3), and rack plate (25) are connected with gear engagement.
9. A circuit arrangement for industrial production power distribution according to claim 8, characterized in that: detect internally mounted of ring (3) and have broach (26) that correspond with cleaning brush (24), the inside rotation of detecting ring (3) is installed and is shaken board (27) with what broach (26) corresponded, it includes clamp plate and hollow frame to shake board (27), the clamp plate is located the top of broach (26), hollow frame is located the below of broach (26), the top fixed mounting of hollow frame has the board of dialling that corresponds with cleaning brush (24), it is provided with the torsional spring that resets to shake in the axis of rotation of board (27), dust exhaust hole (28) have been seted up to the inside of detecting ring (3) and the below that is located hollow frame, cleaning brush (24) rotate and install on runner (23), be provided with pressure spring (29) on cleaning brush (24).
10. A circuit arrangement for industrial production power distribution according to claim 1, characterized in that: the bottom end of the detection ring (3) is provided with a lower cleaning brush (30), and the position of the lower cleaning brush (30) corresponds to the position of the contact piece (5).
CN202210097387.1A 2022-01-27 2022-01-27 Circuit device for industrial production power distribution Active CN114122933B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117080882A (en) * 2023-08-18 2023-11-17 河北万庆电力器材科技有限公司 Ammeter case with waterproof dustproof performance

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TWM515691U (en) * 2015-07-16 2016-01-11 Thermokey Electric Ind Corp Thermal switch
CN210721760U (en) * 2019-12-18 2020-06-09 海南电网有限责任公司海口供电局 Switch board condition of a fire monitoring device
CN112270804A (en) * 2020-10-29 2021-01-26 刘亮亮 Point type fire early warning device utilizing bimetallic strip principle
CN113215648A (en) * 2021-06-08 2021-08-06 上海德硅凯氟光电科技有限公司 Multi-head temperature measuring device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM515691U (en) * 2015-07-16 2016-01-11 Thermokey Electric Ind Corp Thermal switch
CN210721760U (en) * 2019-12-18 2020-06-09 海南电网有限责任公司海口供电局 Switch board condition of a fire monitoring device
CN112270804A (en) * 2020-10-29 2021-01-26 刘亮亮 Point type fire early warning device utilizing bimetallic strip principle
CN113215648A (en) * 2021-06-08 2021-08-06 上海德硅凯氟光电科技有限公司 Multi-head temperature measuring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117080882A (en) * 2023-08-18 2023-11-17 河北万庆电力器材科技有限公司 Ammeter case with waterproof dustproof performance
CN117080882B (en) * 2023-08-18 2024-04-16 河北万庆电力器材科技有限公司 Ammeter case with waterproof dustproof performance

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