CN114188183A

CN114188183A - High-temperature circuit-breaking protection temperature controller

Info

Publication number: CN114188183A
Application number: CN202111481725.3A
Authority: CN
Inventors: 朱杰
Original assignee: Baoyingan Electronic Technology Co ltd
Current assignee: Baoyingan Electronic Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-03-15

Abstract

The invention belongs to the technical field of temperature controllers, and particularly relates to a high-temperature open-circuit protection temperature controller which comprises a mounting box, wherein two connecting blocks are inserted into the top of the mounting box, fixing grooves are formed in one side wall of each connecting block, which is opposite to each other, a fixing assembly used for clamping the fixing grooves is arranged in the mounting box, and a bottom plate is fixed to the tops of the two connecting blocks. According to the invention, the temperature controller is provided with the mounting box, the connecting block, the fixing component, the first metal sheet, the second metal sheet, the third metal sheet, the PLC controller body, the temperature sensor body and the driving mechanism, when the temperature sensor body senses that the temperature is too high, the circuit can be automatically cut off through the driving mechanism, and meanwhile, after the temperature is reduced to a proper range, the driving mechanism can automatically close the circuit, so that the circuit does not need to be closed manually, and through the matching of the fixing component and the connecting block, when the temperature controller needs to be detached for replacement or maintenance, the temperature controller can be more conveniently detached and installed.

Description

High-temperature circuit-breaking protection temperature controller

Technical Field

The invention relates to the technical field of temperature controllers, in particular to a high-temperature open-circuit protection temperature controller.

Background

High temperature protection temperature controller that opens circuit, it is according to operational environment's temperature variation to indicate, take place physics deformation in control switch inside, thereby a series of automatic control component with circuit conduction or disconnection, thereby play the protection to controlgear's circuit, but present high temperature protection temperature controller that opens circuit, though can be at the automatic cutout circuit when the high temperature, when the suitable scope after the temperature reduction, still need artifical initiative to come closed circuit, let controlgear carry out work again, consequently comparatively inconvenient when using, present high temperature protection temperature controller that opens circuit takes place to damage the back simultaneously, need pull down it when maintaining, the dismouting is comparatively loaded down with trivial details, therefore we have proposed a high temperature protection temperature controller that opens circuit and solve above-mentioned problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a high-temperature open-circuit protection temperature controller, which solves the problems that the temperature controller in the background technology can not freely open and close a circuit and is inconvenient to disassemble and assemble.

(II) technical scheme

The invention specifically adopts the following technical scheme for realizing the purpose:

a high-temperature open-circuit protection temperature controller comprises a mounting box, wherein two connecting blocks are inserted into the top of the mounting box, a fixing groove is formed in each of two opposite side walls of the connecting blocks, a fixing component used for clamping the fixing groove is arranged inside the mounting box, a bottom plate is fixed to the top of each connecting block, an insulating tube is fixed to the top of the bottom plate, a cover plate is fixed to the surface of the insulating tube, a PLC (programmable logic controller) body is fixed to the top of the cover plate, a temperature sensor body is fixed to the bottom of the cover plate, the PLC body is electrically connected with the temperature sensor body, insulating ceramic rings are fixed to the surface of the insulating tube at equal intervals, a first metal sheet and a second metal sheet which are fixed to the surface of the insulating tube are arranged at the upper end and the lower end of each insulating ceramic ring in the middle of the insulating tube, and conducting strips which are sleeved on the surface of the insulating tube are arranged at the top of the first metal sheet and the bottom of the second metal sheet respectively, a third metal sheet is connected to one side wall of the first metal sheet in a sliding mode, two first contacts are fixed to the bottom of the third metal sheet, a driving mechanism used for lifting of the third metal sheet is arranged at the top of the bottom plate, two second contacts are fixed to the top of the second metal sheet, and the bottom ends of the first contacts are attached to the top ends of the second contacts.

Furthermore, the fixing assembly comprises a pull rod penetrating through one side wall of the mounting box, a pull cover is fixed at one end of the pull rod, a pull plate is fixed at the other end of the pull rod, a spring is fixed on one side wall of the pull plate, the other end of the spring is fixedly connected with the inner wall of one side of the mounting box, a connecting rod is rotatably connected to one side wall of the pull plate through a pin shaft, two connecting rods are rotatably connected to the other ends of the connecting rods through pin shafts, and the clamping blocks are respectively inserted into corresponding fixing grooves.

Further, actuating mechanism is including fixing the U template at the bottom plate top, be provided with the motor of fixing at the bottom plate top between the both sides inner wall of U template, motor and PLC controller body electric connection, the output of motor is fixed with the lead screw, the top of lead screw is passed through the bearing and is connected with the top inner wall rotation of U template, the surperficial threaded connection of lead screw has the movable plate, the top of movable plate is fixed with two risers, two the U template is run through and the insulating block is fixed with to the top of riser, the top of insulating block and the bottom fixed connection of third sheetmetal.

Furthermore, two supporting plates are fixed inside the mounting box, a guide rod is fixed between the two supporting plates, and the two clamping blocks slide on the surface of the guide rod.

Furthermore, two sliding chutes are symmetrically formed in the top of the mounting box, a first transparent cover and a second transparent cover are respectively connected to the inner portions of the sliding chutes in a sliding mode, a U-shaped frame is fixed to the top of the mounting box 1, and two side walls of the U-shaped frame are respectively closely attached to one side wall of the first transparent cover and one side wall of the second transparent cover.

Further, two T type grooves have been seted up to a lateral wall of first sheetmetal, the top of third sheetmetal is fixed with two T type pieces with T type groove looks adaptation, T type piece sliding connection is in the inside in T type groove.

Further, two mounting plates are symmetrically fixed to two side walls of the mounting box, and mounting holes are formed in the tops of the mounting plates.

(III) advantageous effects

Compared with the prior art, the invention provides a high-temperature open-circuit protection temperature controller, which has the following beneficial effects:

according to the invention, by arranging the mounting box, the connecting block, the fixing component, the first metal sheet, the second metal sheet, the third metal sheet, the PLC body, the temperature sensor body and the driving mechanism, when the temperature sensed by the temperature sensor body is too high, the circuit can be automatically cut off through the driving mechanism, and meanwhile, after the temperature is reduced to a proper range, the circuit can be automatically closed through the driving mechanism, so that the circuit does not need to be manually closed, and through the matching of the fixing component and the connecting block, when the temperature controller needs to be detached for replacement or maintenance, the temperature controller can be more conveniently detached and installed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom plate structure of the present invention;

FIG. 3 is a schematic view of a first perspective of the connecting block structure of the present invention;

FIG. 4 is a schematic view of a second perspective of the connecting block structure of the present invention;

fig. 5 is a schematic view of the internal structure of the mounting box of the present invention.

In the figure: 1. mounting a box; 2. connecting blocks; 3. fixing grooves; 4. a fixing assembly; 401. a pull rod; 402. pulling the cover; 403. pulling a plate; 404. a spring; 405. a connecting rod; 406. a clamping block; 5. a base plate; 6. an insulating tube; 7. a cover plate; 8. a PLC controller body; 9. a temperature sensor body; 10. an insulating ceramic ring; 11. a first metal sheet; 12. a second metal sheet; 13. a conductive sheet; 14. a third metal sheet; 15. a first contact; 16. a drive mechanism; 1601. a U-shaped plate; 1602. a motor; 1603. a screw rod; 1604. moving the plate; 1605. a vertical plate; 1606. an insulating block; 17. a second contact; 18. a support plate; 19. a guide bar; 20. a chute; 21. a first transparent cover; 22. a second transparent cover; 23. a T-shaped groove; 24. a T-shaped block; 25. mounting a plate; 26. and a U-shaped frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1, 2 and 5, a high-temperature open-circuit protection temperature controller according to an embodiment of the present invention includes a mounting box 1, two connecting blocks 2 are inserted into a top of the mounting box 1, a fixing groove 3 is formed on a side wall of each of the two connecting blocks 2, a fixing component 4 for engaging with the fixing groove 3 is disposed inside the mounting box 1, a bottom plate 5 is fixed to tops of the two connecting blocks 2, an insulating tube 6 is fixed to a top of the bottom plate 5, a cover plate 7 is fixed to a surface of the insulating tube 6, a PLC controller body 8 is fixed to a top of the cover plate 7, a temperature sensor body 9 is fixed to a bottom of the cover plate 7, the PLC controller body 8 is electrically connected to the temperature sensor body 9, insulating ceramic rings 10 are fixed to surfaces of the insulating tube 6 at equal intervals, a first metal plate 11 and a second metal plate 12 are respectively disposed at upper and lower ends of the insulating ceramic rings 10, the top of the first metal sheet 11 and the bottom of the second metal sheet 12 are both provided with a conductive sheet 13 sleeved on the surface of the insulating tube 6, one side wall of the first metal sheet 11 is connected with a third metal sheet 14 in a sliding manner, two first contacts 15 are fixed at the bottom of the third metal sheet 14, the top of the bottom plate 5 is provided with a driving mechanism 16 used for lifting the third metal sheet 14, the top of the second metal sheet 12 is fixed with two second contacts 17, the bottom end of the first contact 15 is attached to the top end of the second contact 17, when the temperature sensor is used, the two conductive sheets 13 are connected in a circuit, the temperature sensor body 9 can sense the temperature, when the temperature exceeds a set value, the temperature sensor body 9 transmits a signal to the PLC controller body 8, at the moment, the PLC controller body 8 transmits the signal to the driving mechanism 16, so that the driving mechanism 16 drives the third metal sheet 14 to move upwards, the third metal sheet 14 moves upwards to drive the first contact 15 to move, so that the first contact 15 is separated from the second contact 17, and therefore the circuit is cut off, when the temperature drops, the temperature sensor body 9 transmits a signal to the PLC body 8, the PLC body 8 transmits the signal to the driving mechanism 16, the driving mechanism 16 drives the third metal sheet 14 to move downwards again, the first contact 15 is in contact with the second contact 17, so that the circuit is conducted, when the temperature controller needs to be detached, the fixing component 4 is pulled to remove the limitation on the connecting block 2, at the moment, the whole temperature controller can be detached, wherein the model of the PLC body 8 is FPOR-C16T, and the model of the temperature sensor body 9 is DS18B 20.

As shown in fig. 5, in some embodiments, the fixing assembly 4 includes a pull rod 401 penetrating through a side wall of the mounting box 1, a pull cover 402 is fixed at one end of the pull rod 401, a pull plate 403 is fixed at the other end of the pull rod 401, a spring 404 is fixed on a side wall of the pull plate 403, the other end of the spring 404 is fixedly connected with an inner wall of one side of the mounting box 1, a connecting rod 405 is rotatably connected to one side wall of the pull plate 403 by a pin, a latch 406 is rotatably connected to the other end of each connecting rod 405 by a pin, the latches 406 are respectively inserted into the corresponding fixing slots 3, in use, the pull cover 402 is pulled to drive the pull rod 401 to move, the pull rod 401 drives the pull plate 403 to move, the pull plate 403 moves through the connecting rod 405 to simultaneously drive the latches 406 to move, the latches 406 slide out from the inside of the fixing slots 3 after moving, so that the connection block 2 can be removed after the restriction on the connection block is released, when mounted, it can be fixed under the force of the spring 404.

As shown in fig. 2, 3 and 4, in some embodiments, the driving mechanism 16 includes a U-shaped plate 1601 fixed on the top of the bottom plate 5, a motor 1602 fixed on the top of the bottom plate 5 is disposed between two side inner walls of the U-shaped plate 1601, the motor 1602 is electrically connected to the PLC controller body 8, a lead screw 1603 is fixed at an output end of the motor 1602, a top end of the lead screw 1603 is rotatably connected to the top inner wall of the U-shaped plate 1601 through a bearing, a moving plate 1604 is connected to a surface of the lead screw 1603 by a thread, two risers 1605 are fixed at a top of the moving plate 1604, an insulation block 1606 is fixed at a top of the two risers 1605 and penetrates through the U-shaped plate 1601, a top of the insulation block 1606 is fixedly connected to the bottom of the third metal sheet 14, in use, the motor 1602 is started, the motor 1602 rotates to drive the lead screw 1603 to rotate to drive the moving plate 1604 to move, the moving plate 1604 to move up and down through the risers 1605 to move the third metal sheet 14, thereby achieving contact and disconnection of the first contact 15 and the second contact 17.

As shown in fig. 5, in some embodiments, two support plates 18 are fixed inside the mounting box 1, a guide rod 19 is fixed between the two support plates 18, and two blocks 406 slide on the surface of the guide rod 19, so that when the blocks 406 move, they are more stable.

As shown in fig. 1, in some embodiments, two sliding grooves 20 are symmetrically formed in the top of the mounting box 1, a first transparent cover 21 and a second transparent cover 22 are respectively slidably connected to the inside of the sliding grooves 20, a U-shaped frame 26 is fixed to the top of the mounting box 1, two side walls of the U-shaped frame 26 are respectively and tightly attached to one side wall of the first transparent cover 21 and one side wall of the second transparent cover 22, so as to protect the entire thermostat and achieve a dustproof effect, and soft magnetic strips are fixed to one side wall of the first transparent cover 21 and one side wall of the second transparent cover 22 shown in fig. 1, so as to prevent the first transparent cover 21 and the second transparent cover 22 from falling off.

As shown in fig. 3, in some embodiments, two T-shaped grooves 23 are formed in a side wall of the first metal sheet 11, two T-shaped blocks 24 adapted to the T-shaped grooves 23 are fixed on the top of the third metal sheet 14, and the T-shaped blocks 24 are slidably connected inside the T-shaped grooves 23, so that when the third metal sheet 14 moves, the third metal sheet is more stable.

As shown in fig. 1, in some embodiments, two mounting plates 25 are symmetrically fixed to two side walls of the mounting box 1, and mounting holes are formed in the tops of the mounting plates 25, so that the mounting box 1 can be mounted more conveniently.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high temperature protection temperature controller that opens circuit, includes mounting box (1), its characterized in that: the top of mounting box (1) is pegged graft and is had two connecting blocks (2), two fixed slot (3) have all been seted up to a lateral wall that connecting block (2) is relative, the inside of mounting box (1) is provided with fixed subassembly (4) that are used for block fixed slot (3), two the top of connecting block (2) is fixed with bottom plate (5), the top of bottom plate (5) is fixed with insulating tube (6), the fixed surface of insulating tube (6) has apron (7), the top of apron (7) is fixed with PLC controller body (8), the bottom of apron (7) is fixed with temperature sensor body (9), PLC controller body (8) and temperature sensor body (9) electric connection, the surface equidistance of insulating tube (6) is fixed with insulating porcelain ring (10), and the centre the upper and lower both ends of insulating porcelain ring (10) are provided with first sheetmetal (11) and the second metal on insulating tube (6) surface respectively and fix The sheet metal structure comprises a sheet (12), wherein a conducting sheet (13) which is arranged on the surface of an insulating tube (6) is sleeved at the top of a first metal sheet (11) and the bottom of a second metal sheet (12) respectively, a third metal sheet (14) is connected to one side wall of the first metal sheet (11) in a sliding mode, two first contacts (15) are fixed at the bottom of the third metal sheet (14), a driving mechanism (16) used for lifting of the third metal sheet (14) is arranged at the top of a bottom plate (5), two second contacts (17) are fixed at the top of the second metal sheet (12), and the bottom end of each first contact (15) is attached to the top end of each second contact (17).

2. The high temperature shutdown protection thermostat of claim 1, wherein: fixed subassembly (4) are including pull rod (401) that runs through a lateral wall of mounting box (1), the one end of pull rod (401) is fixed with and draws lid (402), the other end of pull rod (401) is fixed with arm-tie (403), a lateral wall of arm-tie (403) is fixed with spring (404), the other end of spring (404) and one side inner wall fixed connection of mounting box (1), a lateral wall of arm-tie (403) rotates through the round pin axle and is connected with connecting rod (405), two the other end of connecting rod (405) all rotates through the round pin axle and is connected with fixture block (406), fixture block (406) are pegged graft respectively in the inside of corresponding fixed slot (3).

3. The high temperature shutdown protection thermostat of claim 1, wherein: actuating mechanism (16) are including fixing U template (1601) at bottom plate (5) top, be provided with between the both sides inner wall of U template (1601) and fix motor (1602) at bottom plate (5) top, motor (1602) and PLC controller body (8) electric connection, the output of motor (1602) is fixed with lead screw (1603), the top of lead screw (1603) is passed through the bearing and is connected with the top inner wall rotation of U template (1601), the surface threaded connection of lead screw (1603) has movable plate (1604), the top of movable plate (1604) is fixed with two riser (1605), two U template (1601) is run through and be fixed with insulating block (1606) in the top of riser (1605), the bottom fixed connection of the top of insulating block (1606) and third sheetmetal (14).

4. The high temperature shutdown protection thermostat of claim 2, wherein: two supporting plates (18) are fixed inside the mounting box (1), a guide rod (19) is fixed between the two supporting plates (18), and the two clamping blocks (406) slide on the surface of the guide rod (19).

5. The high temperature shutdown protection thermostat of claim 1, wherein: two chutes (20) are symmetrically arranged at the top of the mounting box (1), the inside of each chute (20) is respectively connected with a first transparent cover (21) and a second transparent cover (22) in a sliding manner, a U-shaped frame (26) is fixed at the top of the mounting box (1), and two side walls of the U-shaped frame (26) are respectively tightly attached to one side wall of the first transparent cover (21) and one side wall of the second transparent cover (22).

6. The high temperature shutdown protection thermostat of claim 1, wherein: two T type grooves (23) have been seted up to a lateral wall of first sheetmetal (11), the top of third sheetmetal (14) is fixed with two T type blocks (24) with T type groove (23) looks adaptation, T type block (24) sliding connection is in the inside in T type groove (23).

7. The high temperature shutdown protection thermostat of claim 1, wherein: the both sides wall of mounting box (1) is all the symmetry to be fixed with two mounting panels (25), the mounting hole has all been seted up at the top of mounting panel (25).