CN114375137A

CN114375137A - Temperature control early warning device for high-low voltage equipment

Info

Publication number: CN114375137A
Application number: CN202210019361.5A
Authority: CN
Inventors: 彭世健; 王红军
Original assignee: Jiangxi Hjatis Power Industry Co ltd
Current assignee: Jiangxi Hjatis Power Industry Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-04-19

Abstract

The invention relates to an early warning device, in particular to a temperature control early warning device for high-low voltage equipment. The invention provides a temperature control early warning device for high-low voltage equipment without manual real-time monitoring. A temperature control early warning device for high-low voltage equipment comprises a case; the left front side of the case is rotatably connected with the rotating door; the rotary handle is rotatably connected to the lower right side of the front part of the rotary door; the upper part of the rotating door is provided with the air heater; the top of the case is provided with a detection mechanism; the sliding mechanism is arranged at the lower side of the rotating door; the upper side of the rear part of the case is provided with a ventilation mechanism. According to the invention, the temperature sensor is arranged, so that the temperature sensor can monitor the temperature in the case in real time, and thus, the workload of manpower can be reduced.

Description

Temperature control early warning device for high-low voltage equipment

Technical Field

The invention relates to an early warning device, in particular to a temperature control early warning device for high-low voltage equipment.

Background

Along with the development of society for people pay more and more attention to the inside temperature detection of high-low voltage equipment, because high-low voltage equipment is closed, and the inner space is narrow and small, lead to people's discovery circuit short circuit that can not be timely, thereby cause the accident and cause huge loss.

Patent publication is CN212849548U, discloses a switch board with heat dissipation function, the radiator-grid is located the outside left side of switch board, and radiator-grid and switch board fixed connection, the switch board top is equipped with the heat dissipation case, and heat dissipation case and switch board fixed connection, the inside fixed plate that is equipped with of switch board, and fixed plate and switch board fixed connection, intensive array heat dissipation lower extreme is equipped with the connecting plate. According to the power distribution cabinet with the heat dissipation function, the heat dissipation box is arranged at the top of the power distribution cabinet and can perform secondary heat dissipation on the temperature inside the power distribution cabinet, so that the heat inside the power distribution cabinet is in a constant temperature state, the temperature inside the power distribution cabinet is kept, the problem that internal equipment of the power distribution cabinet is damaged and burnt due to overhigh temperature of the power distribution cabinet is solved, the rectangular wire storage box is arranged inside the power distribution cabinet, connecting wires inside the power distribution cabinet can be stored in the wire storage box, and the connecting wires inside the power distribution cabinet are not prone to disorder. But the device needs the manual work to carry out real-time supervision to the switch board to this avoids the inside high temperature of switch board, so, can increase artificial work load.

Therefore, a temperature control early warning device for high and low voltage equipment, which does not need manual real-time monitoring, needs to be developed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a high-low voltage equipment temperature control early warning device without manual real-time monitoring, so as to overcome the defect that the conventional device needs manual real-time monitoring.

In order to achieve the above purpose, the invention is realized by the following scheme: a temperature control early warning device for high-low voltage equipment comprises:

a chassis;

the left front side of the case is rotatably connected with a rotating door for closing the case;

the rotary handle is rotatably connected to the lower right side of the front part of the rotary door;

the upper part of the rotating door is provided with the air heater;

the top of the case is provided with a detection mechanism for detecting the internal temperature of the case;

the sliding mechanism is arranged at the lower side of the rotating door and is convenient for discharging hot air in the case;

and the ventilation mechanism is arranged on the upper side of the rear part of the case and used for accelerating air circulation, and the ventilation mechanism part is connected with the sliding mechanism part.

Optionally, the detection mechanism comprises:

the top of the case is provided with a first fixing plate;

the top in the case is connected with a fixed rod, and the middle of the fixed rod is rotatably connected with a first rotating plate;

the front side and the rear side of the left side of the first rotating plate are connected with the fixed rod through the first torsion spring;

the right upper side of the front part of the case is provided with a first pressure sensor;

the top of the case is connected with two first supports;

the top of a first bracket at the rear side is provided with a first speed reducing motor, and the front side of an output shaft of the first speed reducing motor is rotatably connected with the first bracket at the front side;

the right side of the top of the case is connected with a second bracket;

the upper side inside the second bracket is connected with a sliding rack in a sliding manner;

the front side of an output shaft of the first speed reducing motor is connected with a full gear which is meshed with the sliding rack;

and the temperature sensor is arranged at the bottom of the sliding rack and is connected with the second support and the case in a sliding manner.

Optionally, the sliding mechanism comprises:

the lower side of the rotating door is provided with a second fixing plate, and the second fixing plate is provided with four radiating holes;

the sliding plate is connected with the second fixing plate in a sliding mode and used for blocking the heat dissipation opening;

the left lower side of the rear part of the rotating door is connected with a second speed reducing motor;

the rear side of the output shaft of the second speed reducing motor is connected with a first connecting rod;

and the right side of the second connecting rod is rotatably connected with the left side of the rear part of the sliding plate.

Optionally, the ventilation mechanism comprises:

a third fixing plate is arranged on the rear upper side of the case;

the third fixing plate is internally provided with a filter plate for blocking dust;

the middle part of the third fixing plate is provided with a fan for accelerating air circulation;

and a second pressure sensor is arranged at the upper left side inside the second pressure sensor.

Optionally, still including being used for carrying out the clearance mechanism of clearance to the filter, clearance mechanism including:

the left lower side inside the third fixing plate is connected with the fixing block, and the right side inside the third fixing plate is vertically and symmetrically connected with the fixing block;

the top of the fixed block at the lower right side is connected with a third speed reducing motor;

the screw rods are rotatably connected to the top of the left fixed block and the fixed block on the upper right side, and the bottom of the right screw rod is rotatably connected with an output shaft of the third speed reducing motor;

the upper parts of the two screw rods are in threaded connection with the sliding blocks, the left side and the right side of the rear part of the third fixing plate are provided with sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves on the same side;

the upper parts of the two screw rods are connected with a flat belt in a winding way through belt pulleys;

the wiping block is connected between the inner sides of the two sliding blocks and used for cleaning the filter plate;

and the top in the third fixing plate is provided with an airflow sensor.

Optionally, a closing mechanism for preventing dust from entering the chassis is further included, the closing mechanism includes:

the rear side inside the third fixing plate is uniformly and rotatably connected with 16 open-close plates for preventing dust from entering the case;

the third connecting rods are rotatably connected between the right sides of the 16 cut-off boards;

the bottom of the third connecting rod is provided with a second magnet;

the first magnet is arranged on the lower right side of the third fixing plate.

Optionally, still including the chucking mechanism that is used for chucking revolving door, chucking mechanism includes:

the rear side of the rotating handle is connected with a second rotating plate;

the rear side of the rotating handle is sleeved with a second torsion spring, and two ends of the second torsion spring are respectively connected with the second rotating plate and the case;

the upper side and the lower side of the second rotating plate are rotatably connected with a fourth connecting rod;

the outer sides of the two fourth connecting rods are rotatably connected with a fifth connecting rod;

the upper side and the lower side of the right rear side of the rotating door are both connected with sliding rods used for locking the rotating door in a sliding manner, and the outer sides of the two fifth connecting rods are both connected with the sliding rods on the same side in a sliding manner;

and the telescopic springs are connected between the outer sides of the two fifth connecting rods and the slide bars on the same side.

Optionally, the temperature control early warning device further comprises a control box, the control box is arranged on the rear lower side of the case and comprises a switching power supply, a power supply module and a control module, the switching power supply supplies power to the whole temperature control early warning device for the high-low voltage equipment, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the air flow sensor, the first pressure sensor, the second pressure sensor and the temperature sensor are electrically connected with the control module, the first speed reducing motor, the second speed reducing motor and the third speed reducing motor are connected with the control module through the direct current motor forward and reverse rotation module, and the air heater and the fan are connected with the control module through the relay control module.

The invention has the following advantages: 1. according to the invention, the temperature sensor is arranged, so that the temperature sensor can monitor the temperature in the case in real time, and thus, the workload of manpower can be reduced.

2. The sliding block is driven to move downwards by the lead screw, so that the sliding block drives the wiping block to move downwards to wipe off dust on the filter plate, and therefore, the situation that the filter plate is blocked by the dust and air is difficult to enter the machine box can be avoided.

3. According to the fan, the slide block on the right side moves upwards to drive the third connecting rod to move upwards, so that the third connecting rod drives the opening plate to rotate reversely and reset, and the opening plate is closed, and therefore the fan can be protected, and dust can be prevented from entering the machine case.

4. The sliding rod is driven to move outwards to reset under the reset action of the telescopic spring, so that the sliding rod is contacted with the case, the aim of locking the rotating door is fulfilled, and the rotating door is prevented from being opened automatically.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic sectional perspective view of a first embodiment of the present invention.

Fig. 4 is a schematic perspective view of a second cross-sectional structure according to the present invention.

Fig. 5 is a schematic perspective view of a first part of the detecting mechanism of the present invention.

Fig. 6 is a schematic perspective view of a second part of the detecting mechanism of the present invention.

Fig. 7 is a schematic sectional perspective view of the detecting mechanism of the present invention.

Fig. 8 is a perspective view of the first part of the sliding mechanism of the present invention.

Fig. 9 is a perspective view of the second part of the sliding mechanism of the present invention.

Fig. 10 is a schematic sectional perspective view of the ventilation mechanism of the present invention.

FIG. 11 is a perspective view of a first portion of the cleaning mechanism of the present invention.

FIG. 12 is a perspective view of a second portion of the cleaning mechanism of the present invention.

Fig. 13 is a perspective view of a first portion of the closure mechanism of the present invention.

Fig. 14 is a perspective view of a second portion of the closure mechanism of the present invention.

Fig. 15 is a perspective view of the chucking mechanism of the present invention.

Fig. 16 is a schematic sectional perspective view of the chucking mechanism of the present invention.

Fig. 17 is a circuit block diagram of the present invention.

Fig. 18 is a schematic circuit diagram of the present invention.

The meaning of the reference symbols in the figures: 1: a case, 2: control box, 3: rotating door, 31: turning a handle, 4: air heater, 5: detection mechanism, 51: first fixing plate, 52: first rotation plate, 53: first torsion spring, 54: first pressure sensor, 55: first bracket, 56: first reduction motor, 57: all-gear, 58: second bracket, 59: sliding rack, 510: temperature sensor, 6: sliding mechanism, 61: second fixing plate, 62: sliding plate, 63: second reduction motor, 64: first connecting rod, 65: second connecting rod, 7: ventilation mechanism, 71: second pressure sensor, 72: third fixing plate, 73: fan, 74: filter plate, 8: cleaning mechanism, 81: fixed block, 82: screw rod, 83: third reduction motor, 84: slider, 85: flat belt, 86: wiping block, 87: airflow sensor, 9: closing mechanism, 91: open-close plate, 92: third connecting rod, 93: first magnet, 94: second magnet, 10: chucking mechanism, 101: second rotating plate, 102: second torsion spring, 103: fourth connecting rod, 104: fifth connecting rod, 105: slide bar, 106: a telescoping spring.

Detailed Description

The invention will be further described with reference to the accompanying drawings and the detailed description below:

example 1

Referring to fig. 1, 2, 3 and 4, a temperature control early warning device for high and low voltage equipment comprises a case 1, a rotating door 3, a rotating handle 31, an air heater 4, a detection mechanism 5, a ventilation mechanism 7 and a sliding mechanism 6, wherein the rotating door 3 is hinged to the front left side of the case 1, the rotating door 3 is used for closing the case 1, the rotating handle 31 is rotatably connected to the lower right side of the front portion of the rotating door 3, the air heater 4 is arranged on the upper portion of the rotating door 3, the detection mechanism 5 is arranged on the top of the case 1, the detection mechanism 5 is used for detecting the temperature inside the case 1, the sliding mechanism 6 is arranged on the lower side of the rotating door 3, the sliding mechanism 6 is convenient for discharging hot air inside the case 1, the ventilation mechanism 7 is arranged on the upper side of the rear portion of the case 1, the ventilation mechanism 7 is used for accelerating air circulation, and the ventilation mechanism 7 is connected with the sliding mechanism 6.

Referring to fig. 1, 5, 6 and 7, the detecting mechanism 5 includes a first fixing plate 51, a first rotating plate 52, a first torsion spring 53, a first pressure sensor 54, a first bracket 55, a second bracket 58, a first reduction motor 56, a full gear 57, a sliding rack 59 and a temperature sensor 510, a fixing rod is welded at the top of the case 1, the first rotating plate 52 is rotatably connected at the middle of the fixing rod, the first rotating plate 52 is made of silica gel, the first torsion spring 53 is connected between the fixing rod and the front and rear sides of the left side of the first rotating plate 52, the first pressure sensor 54 is arranged at the upper right side of the front portion of the case 1, the first pressure sensor 54 is in contact with the rotating door 3, the first fixing plate 51 is arranged at the top of the case 1, two first brackets 55 are welded at the top of the case 1, the first brackets 55 are both located inside the first fixing plate 51, the first reduction motor 56 is arranged at the top of the first bracket 55 at the rear side, first gear motor 56 output shaft front side is connected with the first support 55 rotary type of front side, the welding of quick-witted case 1 top right side has second support 58, the inside upside sliding connection of second support 58 has sliding rack 59, first gear motor 56 output shaft front side has full gear 57 through the key-type connection, full gear 57 meshes with sliding rack 59, sliding rack 59 bottom is equipped with temperature sensor 510, temperature sensor 510 and second support 58 and quick-witted case 1 sliding connection, the contact after temperature sensor 510 bottom and first rotation board 52 removed.

Referring to fig. 1, 8 and 9, the sliding mechanism 6 includes a second fixing plate 61, a sliding plate 62, a second speed reduction motor 63, a first connecting rod 64 and a second connecting rod 65, the second fixing plate 61 is disposed on the lower side of the rotating door 3, four heat dissipation ports are formed in the second fixing plate 61, the sliding plate 62 is slidably connected to the inside of the second fixing plate 61, the sliding plate 62 blocks the heat dissipation ports, the second speed reduction motor 63 is fixedly connected to the lower left side of the rear portion of the rotating door 3 through bolts, the first connecting rod 64 is connected to the rear side of the output shaft of the second speed reduction motor 63, the second connecting rod 65 is connected to the right side of the first connecting rod 64 through a pin shaft, and the right side of the second connecting rod 65 is connected to the left side of the rear portion of the sliding plate 62 through a pin shaft.

Referring to fig. 3 and 10, the ventilation mechanism 7 includes a second pressure sensor 71, a third fixing plate 72, a fan 73 and a filter plate 74, the third fixing plate 72 is disposed on the upper rear side of the chassis 1, the filter plate 74 is disposed inside the third fixing plate 72, the filter plate 74 is used for blocking dust, the fan 73 is disposed in the middle of the third fixing plate 72, the fan 73 is used for accelerating air circulation, and the second pressure sensor 71 is disposed on the upper left side inside the second pressure sensor 71.

When the device is used, a power main switch is pressed to power on the device, the first pressure sensor 54 is provided with two preset values, the first preset value is smaller than the second preset value, people manually grab the handle to open the rotating door 3, the rotating door 3 is separated from the first pressure sensor 54, the first pressure sensor 54 does not send a signal when detecting that the pressure reaches the first preset value, then electronic devices and electric wires are installed in the case 1, then the rotating plate and the rotating handle 31 are reversely reset, the rotating door 3 is in contact with the first pressure sensor 54 again, the pressure sensor detects that the pressure reaches the second preset value, the control module controls the output shaft of the first speed reducing motor 56 to be started for one second, the output shaft of the first speed reducing motor 56 drives the full gear 57 to rotate, the full gear 57 drives the sliding rack 59 to move downwards, the temperature sensor 510 is driven to move downwards, the temperature sensor 510 extrudes the first rotating plate 52, the first rotating plate 52 is driven to rotate, because the first rotating plate 52 is made of a silica gel material, the temperature sensor 510 cannot be damaged, at this time, the first torsion spring 53 deforms, so that the temperature sensor 510 monitors the temperature inside the chassis 1 at any moment, when the temperature sensor 510 detects that the temperature is higher than a preset value, the control module controls the second reducing motor 63 to start for one second, the output shaft of the second reducing motor 63 drives the first connecting rod 64 to rotate upwards, and further drives the second connecting rod 65 to rotate upwards, so that the second connecting rod 65 drives the sliding plate 62 to move leftwards, and further the sliding plate 62 no longer blocks a heat dissipation port on the second fixing plate 61, when the sliding plate 62 moves leftwards to be in contact with the second pressure sensor 71, the second pressure sensor 71 is pressed, when the second pressure sensor 71 detects that the pressure reaches the preset value, the control module controls the fan 73 to start, so that the fan 73 cools the inside of the case 1, thereby accelerating the circulation of air, the filter plate 74 can filter dust, and prevent dust from entering the case 1, the temperature sensor 510 detects that the temperature returns to the preset value, the control module controls the output shaft of the second speed reducing motor 63 to rotate reversely for one second and reset, the output shaft of the second speed reducing motor 63 drives the first connecting rod 64 to rotate downwards and reset, and further drives the second connecting rod 65 to rotate downwards, so that the second connecting rod 65 drives the sliding plate 62 to move rightwards and reset, and further the sliding plate 62 blocks the heat dissipation opening on the second fixing plate 61 again, when the sliding plate 62 moves rightwards and is separated from the second pressure sensor 71, the second pressure sensor 71 detects that the pressure reaches the preset value, the control module controls the fan 73 to stop, and when the weather is cold, the temperature sensor 510 detects that the temperature inside the case 1 is lower than the preset value, the control module controls the air heater 4 to start, so that the air heater 4 blows warm air to the inside of the case 1, and further the temperature inside the case 1 rises, thereby avoiding the influence of the lower temperature on the normal operation of the electronic device, after the temperature sensor 510 detects that the temperature returns to the initial value, the control module controls the air heater 4 to close, when people open the rotating door 3, the first pressure sensor 54 detects that the pressure reaches the first preset value, the control module controls the output shaft of the first reducing motor 56 to rotate reversely for one second for resetting, the output shaft of the first reducing motor 56 drives the full gear 57 to rotate reversely for resetting, the full gear 57 drives the sliding rack 59 to move upwards for resetting, and further drives the temperature sensor 510 to move upwards for resetting, at the moment, the first torsion spring 53 resets to drive the first rotating plate 52 to rotate reversely for resetting, when the device is not required to be used, the power main switch is pressed down again to power off the device, the swing door 3 is then reset.

Example 2

On the basis of embodiment 1, please refer to fig. 3, 11 and 12, further comprising a cleaning mechanism 8, wherein the cleaning mechanism 8 is used for cleaning the filter plate 74, the cleaning mechanism 8 comprises a fixed block 81, a screw 82, a third speed reduction motor 83, a sliding block 84, a flat belt 85, a wiping block 86 and an airflow sensor 87, the fixed block 81 is welded at the left lower side inside the third fixed plate 72, the fixed blocks 81 are welded at the right side inside the third fixed plate 72 in an up-down symmetrical manner, the top of the fixed block 81 at the right lower side is fixedly connected with the third speed reduction motor 83 through bolts, the screw 82 is connected to the top of the fixed block 81 at the left side and the fixed block 81 at the right upper side through bearings, the bottom of the screw 82 at the right side is connected with an output shaft of the third speed reduction motor 83 through a coupler, the flat belt 85 is connected between the upper parts of the two screw 82 through a belt pulley, the upper parts of the two screw 82 are both in a threaded manner connected with the sliding block 84, the left side and the right side of the rear portion of the third fixing plate 72 are provided with sliding grooves, the sliding blocks 84 are connected with the sliding grooves on the same side in a sliding mode, the wiping blocks 86 are connected between the inner sides of the two sliding blocks 84, the wiping blocks 86 are used for cleaning the filter plate 74, the wiping blocks 86 are in contact with the filter plate 74, and the top portion of the interior of the third fixing plate 72 is provided with an airflow sensor 87.

The airflow sensor 87 is provided with two preset values, the first preset value is larger than the second preset value, when the fan 73 is started, the airflow sensor 87 detects that the air flow rate reaches the first preset value and does not send a signal, when the fan 73 stops, the airflow sensor 87 detects that the air flow rate reaches the second preset value, the control module controls the output shaft of the third speed reducing motor 83 to rotate for ten seconds and then to rotate for ten seconds and reset, the output shaft of the third speed reducing motor 83 drives the lead screw 82 on the right side to rotate, the lead screw 82 on the left side is further driven by the output shaft of the third speed reducing motor 83 to rotate by the flat belt 85, the slide block 84 is further driven to move downwards, the wipe block 86 is driven by the wipe block 86 to wipe off dust on the filter plate 74, thus, the filter plate 74 can be prevented from being blocked by dust, air is difficult to enter the cabinet 1, after ten seconds, the output shaft of the third speed reducing motor 83 drives the lead screw 82 on the right side to rotate for ten seconds and reset, the screw rod 82 on the right side drives the screw rod 82 on the left side to reversely reset through the flat belt 85, so as to drive the slide block 84 to move upwards for resetting, and then the wiping block 86 is driven to move upwards for resetting.

Please refer to fig. 3, 13 and 14, further comprising a closing mechanism 9, wherein the closing mechanism 9 is used for preventing dust from entering the chassis 1, the closing mechanism 9 comprises a plywood 91, a third connecting rod 92, a first magnet 93 and a second magnet 94, the rear side inside the third fixing plate 72 is uniformly and rotatably connected with 16 plywood 91, the plywood 91 is used for preventing dust from entering the chassis 1, the third connecting rod 92 is connected between the right sides of the 16 plywood 91 through a pin shaft, the upper side of the third connecting rod 92 contacts with the slider 84 on the right side, the bottom of the third connecting rod 92 is provided with the second magnet 94, and the lower right side of the third fixing plate 72 is provided with the first magnet 93.

As the wipe 86 and the right slide 84 move downward, the wipe 86 wipes the filter plate 74, when the right slider 84 moves down to contact the third link 92, the third link 92 is driven to move down, thereby driving the opening plate 91 to rotate and open, and further driving the second magnet 94 to move downwards, when the second magnet 94 moves downwards to contact with the first magnet 93, so that the first magnet 93 and the second magnet 94 are attracted to each other, and the dust scraped off falls off the third fixing plate 72, when the right slider 84 and the wipe 86 are moved upward back into contact with the third connecting bar 92, the third connecting rod 92 and the second magnet 94 are driven to move upwards and return, so that the second magnet 94 is separated from the first magnet 93, and then drive open-close plate 91 reversal and reset for open-close plate 91 is closed, so, can protect fan 73, also can avoid the dust to get into in quick-witted case 1.

Referring to fig. 4, 15 and 16, the door locking device further includes a locking mechanism 10, the locking mechanism 10 is used for locking the rotating door 3, the locking mechanism 10 includes a second rotating plate 101, a second torsion spring 102, a fourth connecting rod 103, a sliding rod 105, a telescopic spring 106 and a fifth connecting rod 104, the second rotating plate 101 is welded to the rear side of the rotating handle 31, the second torsion spring 102 is sleeved on the rear side of the rotating handle 31, two ends of the second torsion spring 102 are respectively connected with the second rotating plate 101 and the cabinet 1, the upper and lower sides of the second rotating plate 101 are respectively connected with the fourth connecting rod 103 through a pin shaft, the outer sides of the two fourth connecting rods 103 are connected with the fifth connecting rod 104 through a pin shaft, the upper and lower sides of the right rear side of the rotating door 3 are respectively connected with the sliding rod 105, the sliding rod 105 is used for locking the rotating door 3, the outer sides of the two sliding rods 105 are respectively contacted with the cabinet 1, the outer sides of the two fifth connecting rods 104 are respectively connected with the sliding rod 105 on the same side, and a telescopic spring 106 is connected between the outer sides of the two fifth connecting rods 104 and the slide rod 105 on the same side.

When people need to open the revolving door 3, the revolving handle 31 is manually rotated, the revolving handle 31 drives the second revolving plate 101 to rotate, at this time, the second torsion spring 102 is deformed, the second revolving plate 101 drives the fourth connecting rod 103 to move towards the inner side, and further drives the fifth connecting rod 104 to move towards the inner side, at this time, the expansion spring 106 is stretched, and further the fifth connecting rod 104 drives the sliding rod 105 to move towards the inner side, so that the sliding rod 105 is separated from the cabinet 1, then people can open the revolving door 3, after people reset the revolving door 3, the revolving handle 31 is released, at this time, the second torsion spring 102 is reset, the second revolving plate 101 is driven to reverse and reset, at the same time, the expansion spring 106 is reset, the sliding rod 105 is driven to move towards the outer side to reset, and further the fifth connecting rod 104 and the fourth connecting rod 103 are driven to move towards the outer side to reset, so that the sliding rod 105 is contacted with the cabinet 1, and further, the purpose of locking the revolving door 3 is achieved, avoiding the self-opening of the swing door 3.

Referring to fig. 1, 17 and 18, the temperature-controlled early warning device further comprises a control box 2, the control box 2 is arranged on the lower rear side of the case 1, the control box 2 comprises a switching power supply, a power supply module and a control module, the switching power supply supplies power to the temperature-controlled early warning device of the whole high-low voltage equipment, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the air flow sensor 87, the first pressure sensor 54, the second pressure sensor 71 and the temperature sensor 510 are electrically connected with the control module, the first speed reducing motor 56, the second speed reducing motor 63 and the third speed reducing motor 83 are connected with the control module through a direct current motor forward and reverse rotation module, and the air heater 4 and the fan 73 are connected with the control module through a relay control module.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a high-low pressure equipment control by temperature change early warning device which characterized by, including:

a chassis (1);

the left front side of the case (1) is rotatably connected with the rotating door (3) used for closing the case (1);

the rotary handle (31) is rotatably connected with the right lower side of the front part of the rotary door (3);

the hot air blower (4) is arranged at the upper part of the rotating door (3);

the top of the case (1) is provided with a detection mechanism (5) for detecting the internal temperature of the case (1);

the detection mechanism (5) comprises:

the right side of the top of the case (1) is connected with a second bracket (58);

the sliding rack (59) is connected to the upper side inside the second bracket (58) in a sliding manner;

the temperature sensor (510) is arranged at the bottom of the sliding rack (59), and the temperature sensor (510) is connected with the second support (58) and the case (1) in a sliding manner;

the sliding mechanism (6) is arranged at the lower side of the rotating door (3) and is convenient for discharging hot air in the case (1);

the ventilation mechanism (7), the ventilation mechanism (7) that is used for accelerating the circulation of air is arranged on the upper side of the rear part of the case (1), and the ventilation mechanism (7) part is connected with the sliding mechanism (6) part.

2. The temperature control early warning device for high and low voltage equipment as claimed in claim 1, wherein the detection mechanism (5) further comprises:

the top of the case (1) is provided with a first fixing plate (51);

the top in the case (1) is connected with a fixed rod, and the middle of the fixed rod is rotatably connected with the first rotating plate (52);

a first torsion spring (53), wherein the first torsion spring (53) is connected between the fixed rod and the front and rear sides of the left side of the first rotating plate (52);

the first pressure sensor (54) is arranged on the upper right side of the front part of the case (1);

the top of the case (1) is connected with two first supports (55);

the top of a first bracket (55) at the rear side is provided with a first speed reducing motor (56), and the front side of an output shaft of the first speed reducing motor (56) is rotatably connected with the first bracket (55) at the front side;

the front side of an output shaft of the first speed reducing motor (56) is connected with the full gear (57), and the full gear (57) is meshed with the sliding rack (59).

3. The temperature control early warning device for high and low voltage equipment as claimed in claim 2, wherein the sliding mechanism (6) comprises:

the second fixing plate (61) is arranged on the lower side of the rotating door (3), and four heat radiating ports are formed in the second fixing plate (61);

a sliding plate (62) for blocking the heat dissipation opening is connected in the second fixing plate (61) in a sliding manner, and the sliding plate (62) blocks the heat dissipation opening;

the second speed reducing motor (63) is connected with the left lower side of the rear part of the rotating door (3);

the rear side of an output shaft of the second speed reducing motor (63) is connected with a first connecting rod (64);

the right side of the first connecting rod (64) is rotatably connected with the second connecting rod (65), and the right side of the second connecting rod (65) is rotatably connected with the left side of the rear part of the sliding plate (62).

4. A temperature control early warning device for high and low voltage equipment according to claim 3, wherein the ventilation mechanism (7) comprises:

a third fixing plate (72), wherein the rear upper side of the case (1) is provided with the third fixing plate (72);

a filter plate (74), wherein the third fixing plate (72) is internally provided with the filter plate (74) for blocking dust;

the fan (73), the middle of the third fixed plate (72) is provided with the fan (73) for accelerating the air circulation; and a second pressure sensor (71), wherein the second pressure sensor (71) is arranged at the upper left side inside the second pressure sensor (71).

5. The temperature control early warning device for high and low voltage equipment according to claim 4, further comprising a cleaning mechanism (8) for cleaning the filter plate (74), wherein the cleaning mechanism (8) comprises:

the fixing block (81) is connected to the left lower side inside the third fixing plate (72), and the fixing blocks (81) are vertically and symmetrically connected to the right side inside the third fixing plate (72);

the top of the fixed block (81) on the lower right side of the third speed reducing motor (83) is connected with the third speed reducing motor (83); the top of the left fixed block (81) and the fixed block (81) on the upper right side are rotatably connected with the screw rod (82), and the bottom of the right screw rod (82) is rotatably connected with an output shaft of a third speed reducing motor (83);

the upper parts of the two screw rods (82) are connected with the sliding blocks (84) in a threaded manner, the left side and the right side of the rear part of the third fixing plate (72) are provided with sliding grooves, and the sliding blocks (84) are connected with the sliding grooves on the same side in a sliding manner;

the upper parts of the two screw rods (82) are connected with the flat belt (85) in a winding way through belt pulleys;

the wiping block (86) is connected between the inner sides of the two sliding blocks (84) and used for cleaning the filter plate (74);

and an air flow sensor (87) is arranged at the top in the third fixing plate (72).

6. The temperature control early warning device for high and low voltage equipment according to claim 5, further comprising a closing mechanism (9) for preventing dust from entering the cabinet (1), wherein the closing mechanism (9) comprises:

the rear side inside the third fixing plate (72) is uniformly and rotatably connected with 16 opening and closing plates (91) for preventing dust from entering the case (1);

the third connecting rods (92) are rotatably connected between the right sides of the 16 cut-off plates (91);

the bottom of the third connecting rod (92) is provided with a second magnet (94);

the first magnet (93) is arranged on the lower right side of the first magnet (93) and the third fixing plate (72).

7. The temperature control early warning device for high and low voltage equipment according to claim 6, further comprising a clamping mechanism (10) for clamping the rotating door (3), wherein the clamping mechanism (10) comprises:

a second rotating plate (101), wherein the rear side of the rotating handle (31) is connected with the second rotating plate (101);

the rear side of the rotating handle (31) is sleeved with a second torsion spring (102), and two ends of the second torsion spring (102) are respectively connected with the second rotating plate (101) and the case (1);

the upper side and the lower side of the second rotating plate (101) are respectively and rotatably connected with a fourth connecting rod (103);

the outer sides of the two fourth connecting rods (103) are rotatably connected with the fifth connecting rods (104);

the upper side and the lower side of the right rear side of the rotating door (3) are both connected with a sliding rod (105) used for locking the rotating door (3) in a sliding manner, and the outer sides of the two fifth connecting rods (104) are both connected with the sliding rod (105) on the same side in a sliding manner;

and the telescopic springs (106) are connected between the outer sides of the two fifth connecting rods (104) and the sliding rods (105) on the same side.

8. The temperature control early warning device for the high-low voltage equipment as claimed in claim 7, further comprising a control box (2), wherein the control box (2) is arranged at the rear lower side of the case (1), the control box (2) comprises a switching power supply, a power supply module and a control module, the switching power supply supplies power to the whole temperature control early warning device for the high-low voltage equipment, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the air flow sensor (87), the first pressure sensor (54), the second pressure sensor (71) and the temperature sensor (510) are electrically connected with the control module, the first speed reducing motor (56), the second speed reducing motor (63) and the third speed reducing motor (83) are connected with the control module through the direct current motor forward and reverse rotation module, and the air heater (4) and the fan (73) are connected with the control module through the relay control module.