CN214538263U - Cabinet temperature detection device - Google Patents

Abstract

The utility model relates to a rack temperature-detecting device relates to check out test set's field, and it is including setting up the slide rail in a plurality of cabinet body tops, the slide rail slides near one side on ground and has the slider, one side that the slider is close to ground is provided with the connecting rod, one side that the slider was kept away from to the connecting rod is provided with and is used for detecting cabinet body temperature value and turns into the detection circuitry of detected signal with the temperature value, be provided with on the connecting rod and be connected with detection circuitry with the comparison circuit who receives detected signal and export comparison signal, be connected with comparison circuit and be used for providing the reference circuit of reference signal for comparison circuit and be connected with the comparison circuit with the received comparison signal and respond to the warning circuit of comparison signal in order to realize reporting to the police. This application has the effect of being convenient for detect a plurality of rack temperatures.

Description

Cabinet temperature detection device

Technical Field

The application relates to the field of detection equipment, in particular to a cabinet temperature detection device.

Background

A cabinet is a freestanding or self-supporting enclosure for housing electrical or electronic equipment. The cabinet is an indispensable component in the electrical equipment and is a carrier of the electrical control equipment.

In the related art, for example, chinese patent No. CN202948342U discloses a cabinet, which includes a box body, an ambient temperature sensor installed in the box body, a temperature controller, and a semiconductor refrigeration system, wherein when the temperature detected by the ambient temperature sensor reaches or exceeds a temperature value set by the temperature controller, the semiconductor refrigeration system is started to make cold air in the box body.

In view of the above related technologies, the inventor thinks that the ambient temperature sensors are installed in the boxes, and each box needs to be installed with one ambient temperature sensor to detect the temperature of the cabinet, resulting in a complex detection process and an improved space.

SUMMERY OF THE UTILITY MODEL

In order to facilitate detecting a plurality of rack temperatures, this application provides a rack temperature-detecting device.

The application provides a rack temperature-detecting device adopts following technical scheme:

a temperature detection device for a machine cabinet comprises slide rails arranged above a plurality of cabinet bodies, wherein a slide block slides on one side of each slide rail close to the ground, a connecting rod is arranged on one side of each slide block close to the ground, a detection circuit used for detecting a temperature value of the cabinet bodies and converting the temperature value into a detection signal is arranged on one side of each connecting rod away from the corresponding slide block, a comparison circuit connected with the detection circuit and used for receiving the detection signal and outputting the comparison signal, a reference circuit connected with the comparison circuit and used for providing the reference signal for the comparison circuit, and an alarm circuit connected with the comparison circuit and used for receiving the comparison signal and responding to the comparison signal to realize alarm are arranged on the connecting rod;

when the detection signal is smaller than the reference signal, the alarm circuit is started and gives an alarm sound; when the detection signal is greater than the reference signal, the alarm circuit is turned off to turn off the alarm sound.

Through adopting above-mentioned technical scheme, the slider slides on the slide rail, and the connecting rod slides on the slider in step, and detection circuitry can detect the temperature on the current cabinet body, and comparison circuit compares the detection signal of detection circuitry output and the reference signal of reference circuit output, and comparison circuit control alarm circuit's opening and closing. When the temperature value on the rack is higher than the preset temperature value, the alarm circuit gives out alarm sound, the detection circuit moves between the racks through the sliding rails, and the detection circuit can detect the temperatures on the racks, so that the temperatures of the racks can be detected conveniently.

Optionally, one side that the slider was kept away from to the connecting rod is provided with the installation lid, one side that the installation lid is close to ground is provided with the mounting box, be provided with the circuit board that supplies detection circuitry, comparison circuit, benchmark circuit and warning circuit installation between installation lid and the mounting box, be provided with the mounting panel of contradicting with the installation lid on the mounting box, be provided with the connecting strip on the installation lid, one side that the installation lid was kept away from to the connecting strip is provided with the stopper of contradicting with the mounting panel, set up the groove that slides that supplies the connecting strip to insert to slide on the mounting panel, be provided with the locking subassembly that is used for locking the stopper on the mounting panel.

Through adopting above-mentioned technical scheme, the circuit board is installed between mounting box and installation lid, and mounting box and installation lid can play the effect of protection to the circuit board, and when the mounting box was close to the installation lid, the connecting strip that the installation was covered slided in the groove that slides on the mounting panel, and the stopper can reduce the removal between installation lid and the mounting box, and locking Assembly realizes fixing between mounting box and the installation lid with the stopper locking on the mounting panel.

Optionally, the locking subassembly includes the casing, slides in the casing and is used for locking the locking lever of stopper, install the pressure spring in the casing and set up the holding rod on the locking lever, set up the mounting groove that supplies pressure spring and locking lever installation on the casing, the shifting chute that supplies the holding rod to remove is seted up to one side that the mounting panel was kept away from to the casing, set up the locking groove that supplies the locking rod to wear to establish on the stopper.

Through adopting above-mentioned technical scheme, in pressure spring and the mounting groove of locking lever installation on the casing, remove the holding rod and remove in removing the groove, the holding rod can drive the locking lever and remove in the mounting groove, and the locking lever inserts the locking groove on the stopper, realizes the locking of locking lever to the stopper.

Optionally, the locking rod is provided with a thread groove, and the end of the holding rod is provided with an external thread in threaded connection with the thread groove.

Through adopting above-mentioned technical scheme, the thread groove on the locking provides the space for the installation of holding the pole, and the installation and the dismantlement of holding the pole on the locking lever are convenient for to the mode of screw thread rotation.

Optionally, a positioning column for limiting the pressure spring to be sleeved is arranged on the shell, and the positioning column is located in the mounting groove.

Through adopting above-mentioned technical scheme, the pressure spring is installed in the mounting groove, and the pressure spring cover is established on the reference column, and the reference column can reduce the removal of pressure spring in the mounting groove, and the reference column can reduce the pressure spring and take place crooked condition at the tip.

Optionally, the shell is provided with a connecting rope for sleeving the limiting holding rod to move towards the limiting block.

Through adopting above-mentioned technical scheme, connect the rope and install on the casing, when holding the pole and moving to the direction of keeping away from the gag lever post, the locking lever compresses the pressure spring, and the pressure spring produces the elasticity that resumes deformation, connects the rope and can restrict the locking lever and move under the promotion of pressure spring.

Optionally, an indication arrow indicating the movement of the holding rod is arranged on the housing.

Through adopting above-mentioned technical scheme, the instruction arrow point sets up on the casing, and the instruction arrow point can play the effect of reminding to the moving direction of holding the pole.

Optionally, the alarm circuit includes a switch circuit connected to the comparison circuit to receive the comparison signal and output a switch signal, and a response circuit connected to the switch circuit to receive the switch signal and respond to the switch signal to implement an alarm.

Through adopting above-mentioned technical scheme, switching circuit can control opening and closing of response circuit, and response circuit can respond to switching circuit and produce the chimes of doom, and the staff of being convenient for carries out temperature detection to a plurality of racks through a detection circuitry, and the practicality is strong.

Optionally, the switch circuit includes a control unit connected to the comparison circuit to receive the comparison signal and output a control signal, and an induction unit connected to the control unit to receive the control signal and output a switch signal.

Through adopting above-mentioned technical scheme, the control unit can start induction element after receiving comparative signal, and induction element can output switching signal and control opening and closing of alarm sound, and alarm sound is comparatively obvious in the computer lab, is convenient for remind and guide the staff to go on looking over on the rack of the position that alarm sound corresponds.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the temperature value on the cabinet is higher than the preset temperature value, the alarm circuit gives out alarm sound, the detection circuit moves among the plurality of cabinets through the slide rails, and the detection circuit can detect the temperatures on the plurality of cabinets, so that the temperatures of the plurality of cabinets can be detected conveniently;

2. the holding rod can drive the locking rod to move in the mounting groove, and the locking rod is inserted into the locking groove on the limiting block to lock the limiting block;

3. alarm circuit sends the alarm sound after switching on, and the alarm sound is comparatively obvious in the computer lab, is convenient for remind and guide the staff to go on looking over on the rack of the position that the alarm sound corresponds.

Drawings

Fig. 1 is a schematic structural diagram of a temperature detection device in an embodiment of the present application.

Fig. 2 is an exploded view of the mounting cap, mounting box, mounting plate and locking assembly of the embodiment of the present application.

Fig. 3 is an exploded view of the housing, locking lever and gripping lever in an embodiment of the present application.

Fig. 4 is a schematic sectional view of the housing, the lock lever, and the pressure spring in the embodiment of the present application.

FIG. 5 is a block circuit diagram of a detection circuit, a comparison circuit, a reference circuit and an alarm circuit in an embodiment of the present application.

Description of reference numerals: 1. an infrared temperature measuring sensor; 2. a slide rail; 3. a slider; 4. a connecting rod; 5. a detection circuit; 6. a comparison circuit; 7. a reference circuit; 8. an alarm circuit; 9. installing a cover; 10. mounting a box; 11. a circuit board; 12. mounting a plate; 13. a connecting strip; 14. a limiting block; 15. a sliding groove; 16. a locking assembly; 17. a housing; 18. a locking lever; 19. a holding rod; 20. mounting grooves; 21. a moving groove; 22. a locking groove; 23. a thread groove; 24. a positioning column; 27. connecting ropes; 28. an arrow is indicated; 29. a switching circuit; 30. a response circuit; 33. a control unit; 34. a fixed block; 35. a detection hole; 36. a pressure spring; 37. a sensing unit; 38. limiting convex strips; 39. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses rack temperature-detecting device. Referring to fig. 1, the cabinet temperature detecting apparatus includes a slide rail 2, a slider 3, a connecting rod 4, a mounting cover 9, and a mounting box 10. Slide rail 2 installs on the ceiling of rack top, and slider 3 slides on slide rail 2, and integrated into one piece has spacing sand grip 38 on slider 3, has seted up spacing groove 39 on the slide rail 2, and spacing sand grip 38 is contradicted and is slided in spacing groove 39, and spacing sand grip 38 can reduce the condition that slider 3 breaks away from slide rail 2 downwards, and spacing sand grip 38 can bear the weight of connecting rod 4, installation lid 9 and mounting box 10. The sliding block 3 slides on the sliding rail 2, and the sliding block 3 can slide right above the corresponding position of each cabinet.

Referring to fig. 2, the connecting rod 4 is fixed on one side of the sliding block 3 close to the ground through a bolt, a fixing block 34 abutting against the mounting cover 9 is integrally formed on the connecting rod 4, the fixing block 34 is provided with a bolt in a penetrating manner, and the bolt is in threaded connection with the mounting cover 9. The mounting box 10 is mounted on one side of the mounting cover 9 close to the ground, and a circuit board 11 is fixed on one side of the mounting box 10 close to the mounting cover 9 through bolts. Two mounting plates 12 are integrally formed on the side wall of the mounting box 10, the mounting plates 12 are symmetrically arranged along the axis of the mounting box 10, and the mounting plates 12 extend towards the mounting cover 9. The mounting cover 9 is integrally formed with a connecting strip 13, the connecting strip 13 is vertically arranged on the connecting strip 13, the number of the connecting strips 13 is two, and the mounting positions of the connecting strips 13 correspond to the mounting positions of the mounting plate 12.

Referring to fig. 2, the mounting box 10 is provided with the infrared temperature sensor 1 connected with the circuit board 11, the mounting box 10 is provided with a detection hole 35, and the detection hole 35 is convenient for the infrared temperature sensor 1 to penetrate through and detect the temperature of the cabinet. One side of the connecting strip 13, which is far away from the mounting cover 9, is integrally formed with a limiting block 14, and the limiting blocks 14 correspond to the connecting strips 13 one by one. The mounting plate 12 is provided with a sliding groove 15, the end part of the sliding groove 15 far away from the ground is opened, and the connecting strip 13 is inserted from the opening and slides in the sliding groove 15. When the mounting box 10 is close to the mounting cover 9, the connecting strip 13 on the mounting cover 9 slides in the sliding groove 15 on the mounting plate 12, one side surface of the mounting plate 12 abuts against the mounting cover 9, and the other side surface of the mounting plate 12 abuts against the limiting block 14. Install locking assembly 16 on mounting panel 12, locking assembly 16 can be with stopper 14 locking on mounting panel 12, has seted up the locking groove 22 that supplies locking assembly 16 to wear to establish on stopper 14.

Referring to fig. 3 and 4, the locking assembly 16 includes a housing 17, a compression spring 36, a locking lever 18 and a holding lever 19, the housing 17 is bolted to the mounting plate 12 on a side away from the mounting cover 9, and the housing 17 is disposed along a length of the stopper 14. One side of the shell 17 close to the limiting block 14 is provided with a mounting groove 20, a compression spring 36 and a locking rod 18 are sequentially mounted in the mounting groove 20, and the compression spring 36 is arranged along the length direction of the shell 17. A positioning column 24 is integrally formed on the housing 17, the positioning column 24 is located in the mounting groove 20, and one end of the pressure spring 36 away from the locking rod 18 is sleeved on the positioning column 24.

Referring to fig. 3 and 4, the locking rod 18 slides in the mounting groove 20, the holding rod 19 is mounted on the side of the locking rod 18 away from the mounting plate 12, and the arrangement direction of the holding rod 19 is perpendicular to the arrangement direction of the locking rod 18. The housing 17 is provided with a moving groove 21, and the moving groove 21 is long and waist-shaped and is communicated with the mounting groove 20. The end part of the holding rod 19 close to the locking rod 18 is provided with an external thread, the locking rod 18 is provided with a thread groove 23, the thread groove 23 is provided with an internal thread, and the holding rod 19 is connected to the locking rod 18 in a threaded manner after penetrating through the moving groove 21.

Referring to fig. 2 and 3, a connection rope 27 is fixed on the housing 17, and an end of the connection rope 27 may be fixed on the housing 17 by a bolt or wound around a boss on the housing 17. The other end of the connecting rope 27 is annular, and when the holding rod 19 moves to the side far away from the limiting block 14, the connecting rope 27 is sleeved on the holding rod 19, so that the situation that the holding rod 19 moves in the direction of the limiting block 14 under the elastic action of the pressure spring 36 is reduced. The housing 17 is marked with an indication arrow 28, and the indication arrow 28 is disposed along the length direction of the moving slot 21 so as to indicate the moving direction of the holding rod 19.

Referring to fig. 5, the circuit board 11 includes a detection circuit 5, a comparison circuit 6, a reference circuit 7, and an alarm circuit 8. The detection circuit 5 comprises an infrared temperature measurement sensor 1 and a first resistor R1, and the model of the infrared temperature measurement sensor 1 is IRTP 300L. One end of the infrared temperature measurement sensor 1 is connected with a power supply VCC, the other end of the infrared temperature measurement sensor 1 is connected with one end of a first resistor R1, the other end of the first resistor R1 is connected with ground GND, and a node of the infrared temperature measurement sensor 1 and the first resistor R1 outputs a detection signal.

Referring to fig. 5, the reference circuit 7 includes a second resistor R2, a third resistor R3, and a fourth resistor R4, one end of the second resistor R2 is connected to the power source VCC, the other end of the second resistor R2 is connected to the third resistor R3, the other end of the third resistor R3 is connected to the ground GND, one end of the fourth resistor R4 is connected to a node of the second resistor R2 and the third resistor R3, and the other end of the fourth resistor R4 outputs the reference signal.

Referring to fig. 5, the comparison circuit 6 is a comparator N1, the model of the comparator is LM393, the inverting input terminal of the comparator N1 is connected to the node of the first resistor R1 and the infrared temperature sensor 1 and receives the detection signal, and the non-inverting input terminal of the comparator N1 and the other end of the fourth resistor R4 are connected and receives the reference signal.

Referring to fig. 5, the alarm circuit 8 includes a switching circuit 29 and a response circuit 30, and the switching circuit 29 includes a control unit 33 and a sensing unit 37. The control unit 33 is a transistor Q1, and the induction unit 37 is a relay KM 1. The collector of the triode Q1 is connected with a power supply VCC, the emitter of the triode Q1 is connected with the coil of the relay KM1, the base of the triode Q1 is connected with the comparator N1, and the other end of the relay KM1 is connected with the ground GND.

Referring to fig. 5, the sensing unit 37 includes a fifth resistor R5 and a buzzer HA, one end of the fifth resistor R5 is connected to the normally open contact KM-1 of the relay, one end of the fifth resistor R5 is connected to the buzzer HA, and the other end of the buzzer HA is connected to the power supply VDD. The buzzer HA, the fifth resistor R5 and the power supply VDD form a power supply loop controlled by a relay KM 1.

Referring to fig. 5, when the detection signal is smaller than the reference signal, the comparator N1 outputs a high-level comparison signal to the switching circuit 29, the transistor Q1 is turned on after the switching circuit 29 receives the high-level comparison signal, and the relay KM1 is powered on. The relay normally open contact KM-1 is closed, a power supply loop where the relay normally open contact KM-1 is located is electrified, the buzzer HA is electrified and gives an alarm sound, and a worker judges the position of the cabinet with the overhigh temperature according to the alarm sound.

Referring to fig. 5, when the detection signal is greater than the reference signal, the comparator N1 outputs a low-level comparison signal to the switching circuit 29, the transistor Q1 is turned off after the switching circuit 29 receives the low-level comparison signal, and the relay KM1 is not powered. The relay normally open contact KM-1 is not closed, a power supply loop where the relay normally open contact KM-1 is located is not powered, and the buzzer HA is not powered and does not give an alarm sound.

The implementation principle of a device for detecting the temperature of a machine cabinet in the embodiment of the application is as follows: the circuit board 11 is installed in the installation box 10, the infrared temperature measuring sensor 1 is inserted into the detection hole 35, and the installation box 10 is moved toward the installation cover 9. The connecting bar 13 on the mounting cover 9 slides in the sliding groove 15 on the mounting plate 12, and when the connecting bar 13 abuts against the groove bottom of the sliding groove 15, the locking rod 18 is inserted into the locking groove 22 on the limiting block 14, so that the mounting box 10 is locked on the mounting cover 9.

Mounting box 10 and installation lid 9 slide on slide rail 2, and infrared temperature sensor 1 can detect the temperature of the cabinet body, and an infrared temperature sensor 1 can carry out temperature detection to a plurality of cabinet bodies, and when the temperature of the cabinet body exceeded predetermined standard temperature, switch on/off ware switching signal's to control terminal to start buzzer warning, the staff handled the rack of high temperature according to the alarm sound, thereby be convenient for detect a plurality of rack temperatures.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a rack temperature-detecting device which characterized in that: the intelligent cabinet temperature monitoring device comprises sliding rails (2) arranged above a plurality of cabinet bodies, wherein a sliding block (3) slides on one side, close to the ground, of each sliding rail (2), a connecting rod (4) is arranged on one side, close to the ground, of each sliding block (3), a detection circuit (5) used for detecting a cabinet body temperature value and converting the temperature value into a detection signal is arranged on one side, far away from the sliding block (3), of each connecting rod (4), a comparison circuit (6) connected with the detection circuit (5) to receive the detection signal and output the comparison signal, a reference circuit (7) connected with the comparison circuit (6) and used for providing the comparison circuit (6) with a reference signal, and an alarm circuit (8) connected with the comparison circuit (6) to receive the comparison signal and respond to the comparison signal to realize alarm;

when the detection signal is smaller than the reference signal, the alarm circuit (8) is started and gives out an alarm sound; when the detection signal is greater than the reference signal, the alarm circuit (8) is turned off to turn off the alarm sound.

2. The equipment cabinet temperature detecting device according to claim 1, wherein: a mounting cover (9) is arranged on one side of the connecting rod (4) far away from the sliding block (3), a mounting box (10) is arranged on one side of the mounting cover (9) close to the ground, a circuit board (11) for mounting the detection circuit (5), the comparison circuit (6), the reference circuit (7) and the alarm circuit (8) is arranged between the mounting cover (9) and the mounting box (10), the mounting box (10) is provided with a mounting plate (12) which is abutted against the mounting cover (9), a connecting strip (13) is arranged on the mounting cover (9), a limiting block (14) which is abutted against the mounting plate (12) is arranged on one side of the connecting strip (13) far away from the mounting cover (9), the mounting plate (12) is provided with a sliding groove (15) for the connecting strip (13) to insert and slide, the mounting plate (12) is provided with a locking assembly (16) for locking the limiting block (14).

3. The equipment cabinet temperature detecting device according to claim 2, wherein: locking subassembly (16) include casing (17), slide in casing (17) and be used for locking lever (18) of stopper (14), install pressure spring (36) in casing (17) and set up holding pole (19) on locking lever (18), set up mounting groove (20) that supply pressure spring (36) and locking lever (18) installation on casing (17), the shifting chute (21) that supply holding pole (19) to remove are seted up to one side that mounting panel (12) were kept away from in casing (17), set up locking groove (22) that supply locking lever (18) to wear to establish on stopper (14).

4. The equipment cabinet temperature detecting device according to claim 3, wherein: the locking rod (18) is provided with a thread groove (23), and the end part of the holding rod (19) is provided with an external thread in threaded connection with the thread groove (23).

5. The equipment cabinet temperature detecting device according to claim 4, wherein: be provided with on casing (17) and supply pressure spring (36) cover to establish spacing reference column (24), reference column (24) are located mounting groove (20).

6. The equipment cabinet temperature detecting device according to claim 5, wherein: the shell (17) is provided with a connecting rope (27) which is used for sleeving the limiting holding rod (19) to move towards the limiting block (14).

7. The equipment cabinet temperature detecting device according to claim 6, wherein: an indication arrow (28) for indicating the movement of the holding rod (19) is arranged on the shell (17).

8. The equipment cabinet temperature detecting device according to claim 1, wherein: the alarm circuit (8) comprises a switching circuit (29) connected to the comparison circuit (6) to receive the comparison signal and output a switching signal, and a response circuit (30) connected to the switching circuit (29) to receive the switching signal and in response thereto to implement an alarm.

9. The equipment cabinet temperature detecting device according to claim 8, wherein: the switch circuit (29) comprises a control unit (33) connected with the comparison circuit (6) to receive the comparison signal and output a control signal, and a sensing unit (37) connected with the control unit (33) to receive the control signal and output a switch signal.

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