CN114003023A

CN114003023A - Quick fault detection device

Info

Publication number: CN114003023A
Application number: CN202111329112.8A
Authority: CN
Inventors: 吕勇庆; 刘宁; 郗存根; 丁昱; 韩君飞; 何志平; 张宇光; 潘军; 程立同; 邓育健
Original assignee: China Coal Technology and Engineering Group Shanghai Co Ltd
Current assignee: China Coal Technology and Engineering Group Shanghai Co Ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-02-01
Anticipated expiration: 2041-11-10
Also published as: CN114003023B

Abstract

The invention discloses a rapid fault detection device, which relates to the technical field of control box detection and comprises a base, wherein a top cover is arranged at the upper end of the base, and a sealing assembly is arranged between the base and the top cover; an isolation relay, a PLC input module and a PLC output module are arranged in the base; one auxiliary contact in the isolation relay is set as a fault detection contact, and the other auxiliary contacts are used as control output contacts; the top cover is internally provided with a first control and regulation module and a second control and regulation module, and the first control and regulation module is in control connection with a PLC input module and a barrier detection contact on the isolation relay; and the control regulating module II is in control connection with a PLC output module and a control output contact on the isolation relay. The rapid fault detection device provided by the invention can be applied to a PLC control box, and can rapidly, visually and effectively judge a fault point when the PLC control box has a fault.

Description

Quick fault detection device

Technical Field

The invention relates to the technical field of control box detection, in particular to a rapid fault detection device.

Background

The control box is suitable for occasions such as factories, mines, enterprises, markets, hotels, schools, airports, ports, hospitals, high-rise buildings, living quarters and the like, is used for power, lighting distribution and motor control in a low-voltage power grid system with alternating current of 50HZ and rated working voltage of 380V, is suitable for indoor wall-hung and outdoor floor-mounted distribution equipment, and is often required to be subjected to fault diagnosis in the use process of the control box.

The existing PLC control box can generally carry out system programming, field data is collected through an input module, and equipment control is completed through an output module after judgment according to set logic. However, when a PLC module or power supply in the PLC control box is out of order, a fault can only be determined by a diagnostic tool provided by the PLC itself, on one hand, the provided parameters are many, partial fault display is not intuitive, and a plurality of parameters need to be synthesized for determination, and on the other hand, partial external faults, such as power failure or isolation relay faults, cannot be determined.

Disclosure of Invention

The invention aims to provide a rapid fault detection device to solve the problem that the existing PLC control box cannot be rapidly detected when a fault occurs, which is proposed in the background art.

In order to achieve the purpose, the rapid fault detection device provided by the invention comprises a base, wherein a top cover is arranged at the upper end of the base, and a sealing assembly is arranged between the base and the top cover;

an isolation relay, a PLC input module and a PLC output module are arranged in the base;

one auxiliary contact in the isolation relay is set as a fault detection contact, and the other auxiliary contacts are used as control output contacts;

the top cover is internally provided with a first control and regulation module and a second control and regulation module, and the first control and regulation module is in control connection with a PLC input module and a barrier detection contact on the isolation relay; and the second control adjusting module is in control connection with a PLC output module and a control output contact on the isolation relay.

Preferably, an anti-circulation component is further connected in series in a fault detection loop formed among the first control and regulation module, the isolation relay, the PLC input module, the second control and regulation module and the PLC output module.

Preferably, the seal assembly comprises a fixed seat, a waterproof strip, a waterproof groove and a seal ring, the fixed seat is fixedly installed at the bottom end of the top cover, the waterproof strip is fixedly installed at the bottom end of the fixed seat, the waterproof groove is formed in the base, and the seal ring is fixedly installed in the waterproof groove.

Preferably, fixing base, waterproof strip, water-proof tank and sealing washer all are square structure, water-proof tank and waterproof strip looks adaptation.

Preferably, a heat dissipation assembly is arranged between the base and the top cover.

Preferably, the heat dissipation assembly comprises a first inner heat dissipation box, a second inner heat dissipation box, an inner circulation pipe, cooling liquid, a first outer circulation pipe, a second outer circulation pipe, a water pump box, a miniature water pump, a third outer circulation pipe, a second outer heat dissipation box, a mounting groove, a refrigerating sheet and an outer box, the first inner heat dissipation box is fixedly mounted at the bottom inside the base, the second inner heat dissipation box is arranged above the first inner heat dissipation box, the first inner circulation pipe is fixedly mounted inside the first inner heat dissipation box and the second inner heat dissipation box, the cooling liquid is arranged inside the first inner heat dissipation box and the second inner heat dissipation box, the first outer circulation pipe and the second outer circulation pipe are fixedly mounted at the left side and the right side of the first inner heat dissipation box and the second inner heat dissipation box, the outer box is fixedly mounted at the top end of the top cover, the water pump box is fixedly mounted inside the outer box, the miniature water pump is fixedly mounted inside the water pump box, the third outer circulation pipe is fixedly mounted on the left side of the miniature water pump, outer fan hot case fixed mounting is in the inside of outer container, the mounting groove is seted up on the top of outer fan hot case, the inside fixed mounting of mounting groove has the refrigeration piece.

Preferably, control regulation module one is including control regulation module case one, knob one, bull stick one, carousel one, pointer one, connecting wire one, contact piece two and connecting wire two, control regulation module case one is fixed ann at the inside top of top cap, knob one rotates the outside of connecting in control regulation module case one, the terminal fixed mounting of knob one has bull stick one, the terminal fixed mounting of bull stick one has carousel one, the outside fixed mounting of carousel one has pointer one, a connecting wire fixed mounting is in control regulation module case one's bottom, the right side fixed mounting of connecting wire one has contact piece one, two fixed mounting of connecting wire are on the inside top of control regulation module case one, the terminal fixed mounting of connecting wire two has contact piece two.

Preferably, control regulation module two is including control regulation module case two, knob two, bull stick two, carousel two, pointer two, connecting wire three, contact piece four and connecting wire four, control regulation module case two is fixed ann at the inside top of top cap, knob two rotates the outside of connecting at control regulation module case two, the terminal fixed mounting of knob two has bull stick two, the terminal fixed mounting of bull stick two has carousel two, the outside fixed mounting of carousel two has pointer two, three fixed mounting of connecting wire is in the bottom of control regulation module case two, the right side fixed mounting of connecting wire three has contact piece three, four fixed mounting of connecting wire are on the inside top of control regulation module case two, the terminal fixed mounting of connecting wire four has contact piece four.

Compared with the related art, the rapid fault detection device provided by the invention has the following beneficial effects:

the rapid fault detection device provided by the invention can be applied to a PLC control box, and can rapidly, visually and effectively judge a fault point when the PLC control box has a fault.

Meanwhile, the whole structure of the scheme provided by the invention is stable and reliable, and the practicability is strong.

Drawings

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

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

FIG. 3 is a schematic view of the split structure of the present invention;

FIG. 4 is a schematic view of an internal structure of the internal heat dissipation case of the present invention;

FIG. 5 is a schematic diagram of an internal structure of the control and regulation module according to the present invention;

FIG. 6 is a schematic diagram of an internal structure of a second control module according to the present invention;

fig. 7 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a top cover; 3. a seal assembly; 301. a fixed seat; 302. a waterproof strip; 303. a waterproof groove; 304. a seal ring; 4. a heat dissipating component; 401. a first inner heat dissipation box; 402. a second inner heat dissipation box; 404. an inner circulation pipe; 405. cooling liquid; 406. a first external circulation pipe; 407. a second external circulation pipe; 408. a water pump tank; 409. a micro water pump; 410. a third external circulation pipe; 411. an outer fan heating box; 412. mounting grooves; 413. a refrigeration plate; 414. an outer box; 5. an isolation relay; 6. a PLC input module; 7. a PLC output module; 8. a power source; 9. an indicator light; 10. controlling and adjusting the first module; 1001. controlling and adjusting the first module box; 1002. a first knob; 1003. a first rotating rod; 1004. a first rotating disc; 1005. a first pointer; 1006. a first connecting line; 1007. a first contact piece; 1008. a second contact piece; 1009. a second connecting line; 11. controlling and adjusting the second module; 1101. controlling and adjusting a second module box; 1102. a second knob; 1103. a second rotating rod; 1104. a second rotating disc; 1105. a second pointer; 1106. a third connecting line; 1107. a contact piece III; 1108. a contact piece IV; 1109. a fourth connecting line; 12. a display; 13. an interface I; 14. and a second interface.

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.

Example 1:

referring to fig. 1 to 7, there is shown an example of a configuration of the rapid failure detection apparatus according to the present embodiment.

As shown in the figure, this quick fault detection device mainly includes base 1, top cap 2, seal assembly 3, radiator unit 4, isolation relay 5, PLC input module 6, power 8, pilot lamp 9, PLC output module 7, control regulation module 10 and control regulation module two 11.

Wherein, the upper end of base 1 is provided with top cap 2, is provided with seal assembly 3 between base 1 and the top cap 2, and the fixed display 12 of having installed in front side of base 1, the inside fixed mounting of top cap 2 has pilot lamp 9.

The interior of the base 1 and the top end of the top cover 2 are provided with a heat radiation component 4.

Inside radiator unit 4 inside base 1 is provided with isolation relay 5, and PLC input module 6, power 8 and PLC output module 7 are installed from a left side to the right side in proper order to the top of the inside radiator unit 4 of base 1.

The top end inside the top cover 2 is sequentially provided with a first control adjusting module 10 and a second control adjusting module 11 from left to right, and the left side and the right side of the top cover 2 are respectively provided with a second interface 14 and a first interface 13.

On this basis, the isolation relay 5 in this example employs a 2-contact or 4-contact relay, and one pair of contacts in the isolation relay 5 is set as a fault detection contact, and the remaining 1 pair or 3 pairs of contacts serve as control output contacts.

Further, adjust module 10 control connection PLC input module 6 and the barrier detection contact on the isolation relay 5 through the inside control that sets up of top cap to control the connection on-state between the two.

Meanwhile, the PLC output module 7 and the control output contact on the isolating relay 5 are controlled and connected through the control adjusting module II 11 arranged inside the top cover so as to control the connection and conduction state between the two.

Therefore, the fault detection contact of the relay is connected into the input module, when the equipment is started or the detection program is executed during maintenance, the fault detection contact is sequentially output to each channel of the output module, and whether the channel is normal or not is judged by detecting whether the input channel has a signal or not.

Furthermore, in the embodiment, a circulation-preventing component is also connected in series in a fault detection loop formed among the first control and regulation module 10, the isolation relay 5, the PLC input module 6, the second control and regulation module 11 and the PLC output module 7, so that circulation cannot be formed, and the stability and reliability of the whole scheme are improved.

Preferably, the circulation preventing means here is preferably formed by a corresponding diode.

Further, the sealing assembly 3 in the present device specifically includes a fixing seat 301, a waterproof strip 302, a waterproof groove 303, and a sealing ring 304. Wherein, fixing base 301 fixed mounting is in the bottom of top cap 2, and waterproof strip 302 fixed mounting is in the bottom of fixing base 301, and the inside at base 1 is seted up to waterproof groove 303, and sealing washer 304 fixed mounting is in the inside of waterproof groove 303.

Further, the fixing seat 301, the waterproof strip 302, the waterproof groove 303 and the sealing ring 304 are all in a square structure, and the waterproof groove 303 is matched with the waterproof strip 302;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, and when the device is started for self-checking or is overhauled, the device can be conducted by operating the first control and regulation module 10 and the second control and regulation module 11 to form a fault detection loop, so that corresponding fault detection is completed; when a plurality of output modules exist, the cross detection can be carried out by controlling the second adjusting module 11.

Further, this device still can seal the junction of base 1 and top cap 2 through waterproof strip 302, water-proof tank 303 and sealing washer 304 when using, when avoiding daily use, the inside of water entering device has promoted the security of device, reduces the unnecessary loss.

Example 2:

this example shows a specific configuration of the heat dissipating component 4 for the embodiment of example 1.

Referring to fig. 2 to 4, the heat dissipation assembly 4 in this embodiment specifically includes a first internal heat dissipation tank 401, a second internal heat dissipation tank 402, an internal circulation pipe 404, a cooling liquid 405, a first external circulation pipe 406, a second external circulation pipe 407, a water pump tank 408, a micro water pump 409, a third external circulation pipe 410, an external heat dissipation tank 411, an installation groove 412, a cooling fin 413, and an external tank 414.

The first inner heat dissipation box 401 is fixedly installed at the bottom end inside the base 1, and the second inner heat dissipation box 402 is arranged above the first inner heat dissipation box 401.

The internal circulation pipe 404 is fixedly arranged inside the first internal heat dissipation box 401 and the second internal heat dissipation box 402; the coolant 405 is disposed inside the first inner heat dissipation box 401 and the second inner heat dissipation box 402.

The first external circulation pipe 406 and the second external circulation pipe 407 are fixedly installed at the left and right sides of the first internal heat dissipation tank 401 and the second internal heat dissipation tank 402.

Outer box 414 fixed mounting is on the top of top cap 2, and water pump case 408 fixed mounting is in the inside of outer box 414, and micro-water pump 409 fixed mounting is in the inside of water pump case 408, and micro-water pump 409's left side fixed mounting has outer circulating pipe three 410, and outer fan case 411 fixed mounting is in the inside of outer box 414, and mounting groove 412 is seted up on the top of outer fan case 411, and the inside fixed mounting of mounting groove 412 has refrigeration piece 413.

Further, the first internal heat dissipation tank 401 and the second internal heat dissipation tank 402 are communicated and connected with the external heat dissipation tank 411 through a first external circulation pipe 406, the first internal heat dissipation tank 401 and the second internal heat dissipation tank 402 are communicated and connected with the micro water pump 409 through a second external circulation pipe 407, and a third external circulation pipe 410 extends to the inside of the external heat dissipation tank 411.

The refrigerating fins 413 in this embodiment are made of semiconductor refrigerating fins, and the refrigerating fins 413 are distributed in the refrigerating fins 413 at equal intervals.

Specifically, as shown in fig. 1, 2, 4 and 5, the heat sink assembly 4 of the present example is applied to the device of example 1, the micro water pump 409 is started, the micro water pump 409 can convey the cooling liquid 405 in the outer heat dissipation box 411 to the interiors of the first inner heat dissipation box 401 and the second inner heat dissipation box 402 through the third outer circulation pipe 410 and the second outer circulation pipe 407, the first inner heat dissipation box 401 and the second inner heat dissipation box 402 can efficiently dissipate heat of the isolation relay 5, the second inner heat dissipation box 402 can efficiently dissipate heat of the PLC input module 6, the PLC output module 7 and the power supply 8, the cooling liquid 405 can be cooled circularly by the mutual matching of the cooling liquid 405, the first external circulation pipe 406 and the second external circulation pipe 407, the practicability is high, and the equally spaced refrigeration pieces 413 can efficiently dissipate heat of the cooling liquid 405 inside the external heat dissipation box 411, the design is reasonable, the usability is high, and the fault diagnosis display device is prevented from being damaged due to high temperature.

Example 3:

the present example provides a specific configuration of the first control and regulation module 10 and the second control and regulation module 11 for the solution of example 1.

Referring to fig. 5, the first control adjustment module 10 in this embodiment includes a first control adjustment module box 1001, a first knob 1002, a first rotating rod 1003, a first rotating disk 1004, a first pointer 1005, a first connection wire 1006, a first contact 1007, a second contact 1008, and a second connection wire 1009.

Specifically, a first control and adjustment module box 1001 is fixedly arranged at the top inside the top cover 2, a first knob 1002 is rotatably connected to the outer side of the first control and adjustment module box 1001, a first rotating rod 1003 is fixedly installed at the tail end of the first knob 1002, a first rotating disc 1004 is fixedly installed at the tail end of the first rotating rod 1003, and a first pointer 1005 is fixedly installed on the outer side of the first rotating disc 1004.

The first connecting wire 1006 is fixedly installed at the bottom end of the first control adjusting module box 1001, the first contact piece 1007 is fixedly installed on the right side of the first connecting wire 1006, the second connecting wire 1009 is fixedly installed at the top end inside the first control adjusting module box 1001, and the second contact piece 1008 is fixedly installed at the tail end of the second connecting wire 1009.

The first connecting wire 1006 is electrically connected with the isolation relay 5, the second connecting wire 1009 is electrically connected with the PLC input module 6, the second connecting wire 1009 and the second contact piece 1008 are provided with four same wires, and the second contact piece 1008 is distributed in a fan shape around the center of the first rotating disc 1004.

Referring to fig. 6, the second control and adjustment module 11 in this example includes a second control and adjustment module box 1101, a second knob 1102, a second rotating rod 1103, a second rotating disk 1104, a second pointer 1105, a third connecting wire 1106, a third contact piece 1107, a fourth contact piece 1108, and a fourth connecting wire 1109.

The second control and adjustment module box 1101 is fixedly arranged at the top inside the top cover 2, the second knob 1102 is rotatably connected to the outer side of the second control and adjustment module box 1101, the second rotating rod 1103 is fixedly installed at the tail end of the second knob 1102, the second rotating disc 1104 is fixedly installed at the tail end of the second rotating rod 1103, and the second pointer 1105 is fixedly installed on the outer side of the second rotating disc 1104.

The third connecting wire 1106 is fixedly installed at the bottom end of the second control and regulation module box 1101, the third contact piece 1107 is fixedly installed on the right side of the third connecting wire 1106, the fourth connecting wire 1109 is fixedly installed at the top end of the inner portion of the second control and regulation module box 1101, and the fourth contact piece 1108 is fixedly installed at the tail end of the fourth connecting wire 1109.

The third connecting wire 1106 is electrically connected with the isolation relay 5, the fourth connecting wire 1109 is electrically connected with the PLC output module 7, the fourth connecting wire 1109 and the fourth contact piece 1108 are provided with four same wires, and the fourth contact piece 1108 is distributed in a fan shape around the center of the circle of the second rotary table 1104.

Specifically, as shown in fig. 1 to 7, when the control and adjustment module group i 10 and the control and adjustment module group ii 11 provided in this example are used, a worker screws the first knob 1002, the first knob 1002 can drive the first pointer 1005 to rotate through the first rotating rod 1003 and the first rotating disk 1004, so that the first pointer 1005 and the four second contact pieces 1008 can be opened and closed, a worker screws the second knob 1102 through the same method, the second knob 1102 can drive the second pointer 1105 to rotate through the second rotating rod 1103 and the second rotating disk 1104, so that the second pointer 1105 and the four contact pieces 1108 can be opened and closed, maintenance can be realized, each channel of the input and output module can be adjusted in sequence, and whether the channel is normal or not can be judged through the indicator lamp 9, which is simple in operation and convenient and fast to use.

Furthermore, when the first control and adjustment module 10 and the second control and adjustment module 11 provided in this example are applied to the device scheme provided in example 1, an operator of the device uses a wire to connect the PLC control box with the first interface 13 and the second interface 14, the operator twists the first knob 1002, and the first knob 1002 can drive the first pointer 1005 to rotate through the first rotating rod 1003 and the first rotating disc 1004, so that the first pointer 1005 and the second four contact pieces 1008 can be opened and closed.

The staff twists knob two 1102 in the same way, and two 1102 accessible bull sticks two 1103 of knob and two 1104 drive the rotation of pointer 1105, can realize opening and shutting of pointer 1105 and four contact pieces four 1108, can realize overhauing, adjusts each passageway of input/output module in proper order, goes to judge through pilot lamp 9 whether the passageway is normal.

In the process of using the fault diagnosis display device, the waterproof strip 302, the waterproof groove 303 and the sealing ring 304 can seal the joint of the base 1 and the top cover 2, so that water enters the inside of the device in daily use, the safety of the device is improved, unnecessary loss is reduced, meanwhile, the micro water pump 409 is started, and the micro water pump 409 can convey the cooling liquid 405 inside the outer heat dissipation box 411 to the insides of the first inner heat dissipation box 401 and the second inner heat dissipation box 402 through the third outer circulation pipe 410 and the second outer circulation pipe 407. Wherein, interior heat dissipation case one 401 and interior heat dissipation case two 402 can be to 5 high-efficient heat dissipations of isolation relay, interior heat dissipation case two 402 can be to PLC input module 6, PLC output module 7 and power 8 carry out high-efficient heat dissipation, through coolant liquid 405, the circulative cooling of coolant liquid 405 can be realized to mutually supporting of extrinsic cycle pipe 406 and extrinsic cycle pipe two 407, the practicality is higher, and the refrigeration piece 413 that equidistant setting can carry out high-efficient heat dissipation to the inside coolant liquid 405 of external fan hot case 411, and reasonable in design, the usability is higher, avoid failure diagnosis display device to damage because of high temperature, and reasonable in design is convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A rapid fault detection device comprises a base (1), and is characterized in that a top cover (2) is arranged at the upper end of the base (1), and a sealing assembly (3) is arranged between the base (1) and the top cover (2);

an isolation relay (5), a PLC input module (6) and a PLC output module (7) are arranged in the base (1);

one auxiliary contact in the isolation relay (5) is set as a fault detection contact, and the other auxiliary contacts are used as control output contacts;

a first control and regulation module (10) and a second control and regulation module (11) are arranged in the top cover (2); the control adjusting module I (10) is in control connection with a PLC input module (6) and a barrier detection contact on the isolation relay (5); and the second control adjusting module (11) is in control connection with a PLC output module (7) and a control output contact on the isolating relay (5).

2. The fast failure detection device of claim 1, wherein: and an anti-circulation component is also connected in series in a fault detection loop formed among the control and regulation module I (10), the isolation relay (5), the PLC input module (6), the control and regulation module II (11) and the PLC output module (7).

3. The fast failure detection device of claim 1, wherein: sealing assembly (3) is including fixing base (301), waterproof strip (302), water-proof tank (303) and sealing washer (304), fixing base (301) fixed mounting is in the bottom of top cap (2), waterproof strip (302) fixed mounting is in the bottom of fixing base (301), the inside at base (1) is seted up in water-proof tank (303), sealing washer (304) fixed mounting is in the inside of water-proof tank (303).

4. A rapid failure detection device according to claim 3, characterized in that: fixing base (301), waterproof strip (302), waterproof groove (303) and sealing washer (304) all are square structure, waterproof groove (303) and waterproof strip (302) looks adaptation.

5. The fast failure detection device of claim 1, wherein: and a heat dissipation assembly is arranged between the base and the top cover.

6. The fast failure detection device of claim 5, wherein: the heat dissipation assembly (4) comprises a first inner heat dissipation box (401), a second inner heat dissipation box (402), an inner circulation pipe (404), cooling liquid (405), a first outer circulation pipe (406), a second outer circulation pipe (407), a water pump box (408), a micro water pump (409), a third outer circulation pipe (410), an outer heat dissipation box (411), a mounting groove (412), a refrigerating sheet (413) and an outer box (414), wherein the first inner heat dissipation box (401) is fixedly mounted at the bottom end inside the base (1), the second inner heat dissipation box (402) is arranged above the first inner heat dissipation box (401), the inner circulation pipe (404) is fixedly mounted inside the first inner heat dissipation box (401) and the second inner heat dissipation box (402), the cooling liquid (405) is arranged inside the first inner heat dissipation box (401) and the second inner heat dissipation box (402), and the first outer circulation pipe (406) and the second outer circulation pipe (407) are fixedly mounted at the left side and the right side of the first inner heat dissipation box (401) and the second inner heat dissipation box (402), outer container (414) fixed mounting is on the top of top cap (2), water pump case (408) fixed mounting is in the inside of outer container (414), micro water pump (409) fixed mounting is in the inside of water pump case (408), the left side fixed mounting of micro water pump (409) has outer circulating pipe three (410), outer fan hot case (411) fixed mounting is in the inside of outer container (414), the top of outer fan hot case (411) is seted up in mounting groove (412), the inside fixed mounting of mounting groove (412) has refrigeration piece (413).

7. The fast failure detection device of claim 1, wherein: the control and regulation module I (10) comprises a control and regulation module I (1001), a knob I (1002), a rotating rod I (1003), a rotating disc I (1004), a pointer I (1005), a connecting line I (1006), a contact piece I (1007), a contact piece II (1008) and a connecting line II (1009), wherein the control and regulation module I (1001) is fixedly arranged at the top inside the top cover (2), the knob I (1002) is rotatably connected to the outer side of the control and regulation module I (1006), the tail end of the knob I (1002) is fixedly provided with the rotating rod I (1003), the tail end of the rotating rod I (1003) is fixedly provided with the rotating disc I (1004), the outer side of the rotating disc I (1004) is fixedly provided with the pointer I (1005), the connecting line I (1006) is fixedly arranged at the bottom end of the control and regulation module I (1001), and the right side of the connecting line I (1006) is fixedly provided with the contact piece I (1007), the second connecting wire (1009) is fixedly installed at the top end inside the first control adjusting module box (1001), and the tail end of the second connecting wire (1009) is fixedly provided with a second contact piece (1008).

8. The fast failure detection device of claim 1, wherein: the control and regulation module II (11) comprises a control and regulation module box II (1101), a knob II (1102), a rotating rod II (1103), a rotating disk II (1104), a pointer II (1105), a connecting wire III (1106), a contact piece III (1107), a contact piece IV (1108) and a connecting wire IV (1109), the control and regulation module box II (1101) is fixedly arranged at the top inside the top cover (2), the knob II (1102) is rotatably connected to the outer side of the control and regulation module box II (1101), the rotating rod II (1103) is fixedly arranged at the tail end of the knob II (1102), the rotating disk II (1104) is fixedly arranged at the tail end of the rotating rod II (1103), the pointer II (1105) is fixedly arranged at the outer side of the rotating disk II (1104), the connecting wire III (1106) is fixedly arranged at the bottom end of the control and regulation module box II (1101), and the third (1107) is fixedly arranged at the right side of the connecting wire III (1106), the fourth connecting wire (1109) is fixedly installed at the top end inside the control adjusting module box II (1101), and the tail end of the fourth connecting wire (1109) is fixedly installed with the fourth contact piece (1108).