CN112739146A

CN112739146A - Machine cabinet

Info

Publication number: CN112739146A
Application number: CN202011314268.4A
Authority: CN
Inventors: 金道陆
Original assignee: Beijing Shouxin Yuanfang Electromechanical Equipment Co ltd
Current assignee: Beijing Shouxin Yuanfang Electromechanical Equipment Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-04-30

Abstract

The utility model relates to a cabinet, relate to the field of electrical equipment, including the rack body, this internal working chamber that is used for placing electrical equipment that is provided with of rack, still be provided with on the rack body and place the mouth, the border of placing the mouth articulates there is the door plant, the rack still includes heat conduction mechanism, heat conduction mechanism includes heat-conducting plate and heat conduction case, the heat-conducting plate sets up in the working chamber, the heat conduction case sets up in the outside of working chamber, and be provided with the circulation water course between heat-conducting plate and the heat conduction case, circulation water course and heat conduction incasement all pack simultaneously have the cooling water, heat conduction mechanism still is including being used for driving the circulating water pump of cooling water. The dust-proof device has the advantage that external dust can be reduced from entering the working cavity.

Description

Machine cabinet

Technical Field

The present application relates to the field of electrical equipment, and more particularly, to a cabinet.

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.

The equipment in the cabinet can generate a large amount of heat in the working process, and if the heat is accumulated in the cabinet and cannot be dissipated, the electrical equipment in the cabinet can be burnt out. Therefore, the cabinet is generally provided with the heat dissipation device, in the related art, the heat dissipation device of the cabinet is generally air-cooled for heat dissipation, namely, the cabinet is internally provided with the fan, the cabinet is provided with the air inlet and the air outlet, a heat dissipation channel is formed between the air inlet and the air outlet, and the fan is arranged in the heat dissipation air channel, so that the air exchange between the inside and the outside of the cabinet is realized, and the heat in the cabinet is dissipated.

To the correlation technique among the above-mentioned, the inventor finds that the rack is at the heat dissipation in-process, and outside air gets into in the rack, can have dust, and the rack content easily produces more dust after the time of having a long time and gathers, and then influences the work of the interior electrical equipment of rack.

Disclosure of Invention

In order to reduce the amount of dust that enters into the cabinet, the present application provides a cabinet.

The application provides a rack adopts following technical scheme:

the utility model provides a cabinet, including the rack body, this internal working chamber that is used for placing electrical equipment that is provided with of rack, still be provided with on the rack body and place the mouth, the border of placing the mouth articulates there is the door plant, the rack still includes heat conduction mechanism, heat conduction mechanism includes heat-conducting plate and heat conduction case, the heat-conducting plate sets up in the working chamber, the heat conduction case sets up in the outside of working chamber, and be provided with the circulation water course between heat-conducting plate and the heat conduction case, circulation water course and heat conduction incasement all pack simultaneously have the cooling water, heat conduction mechanism is still including being used for driving the circulating water pump of cooling water.

Through adopting above-mentioned technical scheme, replace traditional air-cooled mode with the mode of liquid cooling and dispel the heat in the working chamber of rack body, can reduce outside dust and enter into the working chamber to reduce the influence of dust to the electrical equipment of working chamber.

Optionally, the circulation water course sets up to a plurality of groups, and every group circulation water course all is connected with circulating water pump, and all is provided with the solenoid electric valve that is used for controlling the opening and closing of circulation water course on every circulation water course, and circulating water pump sets up to frequency conversion constant voltage water pump, is provided with first thermodetector in the work cavity, is provided with control panel on the rack body, and solenoid electric valve and first thermodetector all are connected with control panel electricity.

Through adopting above-mentioned technical scheme, the staff can be according to external environment and the temperature in the working chamber, changes the quantity of the circulation water course under operating condition to change circulating water pump's power according to the change of environment, thereby reach the purpose of the energy of festival month.

Optionally, the circulating water channel includes a liquid guide hole formed in the heat conducting plate, two ends of the liquid guide hole are respectively connected with a water inlet pipe and a water outlet pipe, a water inlet of the circulating water pump is communicated with the heat conducting box, a water outlet of the circulating water pump is communicated with the water inlet pipes, and the water outlet pipes are communicated with the heat conducting box.

Through adopting above-mentioned technical scheme, the circulating water channel sets up in the inside of heat-conducting plate, more is favorable to the cooling water of heat-conducting plate in with heat transfer to the circulating water channel to more favorable heat-conducting plate goes out the heat transfer.

Optionally, the rigid coupling has a plurality of first installation pipes on the heat conduction case, a plurality of second installation pipes are connected to circulating water pump's delivery port, a plurality of first installation pipes and a plurality of outlet pipe one-to-one, a plurality of second installation pipes and a plurality of inlet tube one-to-one, all be provided with the connecting piece between first installation pipe and the outlet pipe and between second installation pipe and the inlet tube, can dismantle through the connecting piece between first installation pipe and the play water and be connected, can dismantle through the connecting piece between second installation pipe and the inlet tube and be connected.

Through adopting above-mentioned technical scheme, realized being connected dismantled between heat-conducting plate and heat-conducting box and the circulating water pump to make things convenient for the installation of staff to heat-conducting mechanism.

Optionally, the connector comprises a first tube and a second tube; the connecting piece between the first mounting pipe and the water outlet pipe, the first pipe is in threaded connection with the first mounting pipe, the second pipe is in threaded connection with the water inlet pipe, and one ends of the first pipe and the second pipe, which face each other, are abutted; connecting piece between second installation pipe and the inlet tube, first pipe threaded connection are managed in the second installation, and second pipe threaded connection is on the inlet tube, the one end butt that first pipe and second pipe oriented each other.

Through adopting above-mentioned technical scheme, frock personnel make first pipe and second pipe butt through revolving first pipe and second pipe soon, alright realize the intercommunication of first pipe and second pipe.

Optionally, a stepped groove is formed in the end face, facing the second pipe, of the first pipe, a connecting portion matched with the stepped groove is formed in one end, facing the first pipe, of the second pipe, and an elastic pad is arranged in the stepped groove.

Through adopting above-mentioned technical scheme, increased the butt area between first pipe and the second pipe, the cushion that sets up simultaneously between first pipe and second pipe for the leakproofness between first pipe and the second pipe is better.

Optionally, a heat dissipation mechanism for accelerating outward heat dissipation of the heat conduction box is arranged on one side of the heat conduction box.

Through adopting above-mentioned technical scheme, heat dissipation mechanism can accelerate the outside giving off of heat conduction case.

Optionally, the heat dissipation mechanism includes a fan disposed on one side of the heat conduction box, the heat dissipation mechanism further includes a plurality of ventilation pipes disposed in the heat conduction box, two ends of the ventilation pipes are communicated with the outside of the heat conduction box, and the fan blows air towards one end of the ventilation pipes.

Through adopting above-mentioned technical scheme, the fan can take away the heat on the heat conduction case towards the wind that the heat conduction case blew off to accelerate the decline of temperature on the heat conduction case. The ventilation pipe can make the contact area between the air blown by the fan and the heat conduction box larger, so that the heat in the heat conduction box is accelerated to be dissipated to the outside.

Optionally, a second temperature detector is installed on the heat conduction box, the fans are arranged to be a plurality of, and the second temperature detector and the fans are electrically connected with the control panel.

Through adopting above-mentioned technical scheme, the second temperature-sensing ware transmits control panel with the temperature of heat conduction case, and the staff controls the fan quantity under operating condition through control panel according to operating condition to reach energy-conserving purpose.

Optionally, the heat conducting plate, the heat conducting box and the ventilation pipe are made of copper.

By adopting the technical scheme, because the copper material has good thermal conductivity, the heat-conducting plate, the heat-conducting box and the ventilation pipe are all made of the copper material, so that the heat-conducting plate, the heat-conducting box and the ventilation pipe all have good thermal conductivity.

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

1. the working chamber is cooled by replacing air cooling with a liquid cooling mode, so that the working chamber can be in a sealed environment in most of time, external dust is prevented from entering the working chamber, and the influence of the dust on electrical equipment in the working chamber is reduced;

2. the circulating water channels are arranged into a plurality of groups, each circulating water channel is provided with an electromagnetic control valve, the circulating water pump is arranged into a variable-frequency constant-pressure water pump, the cabinet body is also provided with a control panel, and the electromagnetic control valves, the first temperature detector and the variable-frequency constant-pressure water pump are electrically connected with the control panel;

3. set up heat dissipation mechanism through one side at the heat conduction case, set up second thermodetector on the heat conduction case, second thermodetector and a plurality of fan all are connected with control panel simultaneously, and the staff can adjust the fan quantity under operating condition according to the operating mode of reality to reach energy-conserving purpose.

Drawings

Fig. 1 is a schematic structural diagram of an external shape of a cabinet in an embodiment of the present application.

Fig. 2 is a schematic diagram for highlighting an internal structure of a working chamber of a cabinet in an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an external shape of a heat dissipation device in an embodiment of the present application.

FIG. 4 is a schematic view showing the arrangement structure of the liquid guide holes in the heat conductive plate according to the embodiment of the present application.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

FIG. 6 is a schematic diagram illustrating a layout structure of the heat dissipation mechanism in the installation cabinet according to the embodiment of the present application.

FIG. 7 is a schematic view illustrating a positional relationship between the fan and the heat conducting box according to an embodiment of the present disclosure.

FIG. 8 is a schematic view showing the internal structure of the heat conduction case according to the embodiment of the present application.

FIG. 9 is a schematic diagram showing the arrangement structure of the through holes in the working chamber in the embodiment of the present application.

Fig. 10 is a schematic view of a highlighted connector structure in an embodiment of the present application.

Description of reference numerals: 1. a cabinet body; 11. a working chamber; 111. a first temperature detector; 112. a through hole; 12. a placement port; 13. a door panel; 14. a control panel; 2. a heat conducting plate; 21. a horizontal portion; 22. a vertical portion; 23. a drain hole; 24. a water inlet pipe; 241. an electromagnetic control valve; 25. a water outlet pipe; 26. a heat conducting groove; 27. connecting holes; 3. a heat conducting box; 31. a vent pipe; 32. a second temperature detector; 33. adding a pipe; 331. a first mounting tube; 4. installing a cabinet; 41. a mounting cavity; 42. an air inlet; 43. an air outlet; 44. an installation port; 441. a closing plate; 4411. a heat dissipation port; 45. an assembly port; 451. a cover plate; 5. a fan; 6. a connecting member; 61. a first tube; 611. a stepped groove; 6111. an elastic pad; 62. a second tube; 621. a connecting portion; 7. a water circulating pump; 71. a connecting pipe; 711. a second mounting tube; 8. a blind window.

Detailed Description

The present application is described in further detail below with reference to figures 1-10.

The embodiment of the application discloses a cabinet. Referring to fig. 1 and 2, the cabinet includes cabinet body 1, is provided with working chamber 11 in the cabinet body 1, offers on the cabinet body 1 to be used for to the opening 12 of placing of installation electrical equipment in working chamber 11, places articulated on the cabinet body 1 on 12 borders of opening and close the door plant 13 of 12 switching of opening of placing of realization. The cabinet body 1 is further provided with a heat dissipation device for dissipating heat in the working cavity 11, and the heat dissipation device comprises a heat conduction mechanism and a heat dissipation mechanism.

Referring to fig. 2 and 3, the heat conducting mechanism includes a heat conducting plate 2 and a heat conducting box 3, the heat conducting plate 2 is installed in the working chamber 11, and the heat conducting plate 2 is used for transferring heat in the working chamber 11 to the heat conducting box 3 and then is dissipated outwards through the heat conducting box 3. Specifically, the heat conducting plate 2 includes a horizontal portion 21 and two vertical portions 22, the two vertical portions 22 are respectively located at both end positions of the horizontal portion 21, and the two vertical portions 22 are both perpendicular to the horizontal portion 21, and the horizontal portion 21 and the two vertical portions 22 together constitute the "U" -shaped heat conducting plate 2. Two vertical parts 22 on the heat conducting plate 2 are respectively attached to two side walls on two sides of the placing opening 12 in the working cavity 11, and a horizontal part 21 on the heat conducting plate 2 is attached to the upper wall of the working cavity 11.

Referring to fig. 4 and 5, a plurality of even drain holes 23 in interval have been seted up inside the heat-conducting plate 2, drain hole 23 is through horizontal part 21 and two vertical portions 22 on the heat-conducting plate 2, and the both ends of drain hole 23 extend to on the terminal surface at 2 both ends of heat-conducting plate respectively, be connected with a plurality of inlet tubes 24 on the terminal surface of 2 one ends of heat-conducting plate, a plurality of drain holes 23 respectively with a plurality of inlet tubes 24 one-to-one, drain hole 23 is located inlet tube 24, be connected with many outlet pipes 25 on the terminal surface of the 2 other ends of heat-conducting plate, a plurality of drain holes 23 respectively with a plurality of inlet tubes 24 one-to-one, and.

Referring to fig. 6 and 7, a mounting cabinet 4 is further fixedly connected to the right below the cabinet body 1, and a mounting cavity 41 is formed in the mounting cabinet 4. The bottom ends of the upper water inlet pipe 24 and the water outlet pipe 25 of the heat conducting plate 2 are arranged in the installation cavity 41 in a penetrating way. The heat conduction box 3 is fixed in the installation cavity 41, a circulating water pump 7 is arranged on one side of the heat conduction box 3, a water inlet of the circulating water pump 7 is communicated with the heat conduction box 3, and a connecting pipe 71 is fixedly connected to a water outlet of the circulating water pump 7.

The heat dissipation mechanism comprises a plurality of fans 5 blowing towards the heat conduction box 3, an air inlet 42 and an air outlet 43 are formed in the corresponding installation cabinet 4, the air inlet 42 and the air outlet 43 are symmetrically arranged on the installation cabinet 4, and the fans 5 blow towards the air outlet 43.

Referring to fig. 3, a connection pipe 71 is in communication with a plurality of inlet pipes 24. A plurality of water outlet pipes 25 on the heat conducting plate 2 are communicated with the interior of the heat conducting box 3, and cooling liquid is filled in the heat conducting box 3 and the liquid guide holes 23.

In the working process of the cabinet, the circulating water pump 7 extracts cooling water of the heat conduction box 3, then the cooling water is pumped into the liquid guide hole 23, the cooling water enters the liquid guide hole 23 and circulates and then returns to the heat conduction box 3 through the water outlet pipe 25, the cooling water can transfer the temperature in the working cavity 11 to the heat conduction box 3 in the process, wind blown out by the fan 5 can continuously blow to the heat conduction box 3, the temperature in the heat conduction box 3 is accelerated to be emitted outwards, the environment where the working cavity 11 is located in the process is basically closed, and therefore dust can be reduced to enter the working cavity 11 as far as possible.

Referring to fig. 8, a plurality of ventilation pipes 31 are arranged in the heat conduction box 3, the ventilation pipes 31 are arranged along the flowing direction of liquid in the heat conduction box 3, two ends of each ventilation pipe 31 are fixedly connected with two side walls in the heat conduction box 3 respectively, two ends of each ventilation pipe 31 are communicated with the outside of the heat conduction box 3, and in order to increase the moving time of air flow in the ventilation pipes 31 in the heat conduction box 3 and further increase the heat dissipation efficiency of the heat conduction box 3, the ventilation pipes 31 are arranged in a spiral shape.

Referring to fig. 6 and 7, a plurality of fans 5 are arranged at one end of a plurality of ventilation pipes 31, an air flow generated by the fans 5 flows from one end of the ventilation pipes 31 to the other end of the ventilation pipes 31, and in order to increase the heat exchange efficiency of the air flow with the cooling water, the air flow generated by the fans 5 moves in a direction opposite to the flow direction of the cooling water in the heat transfer case 3. In order to make the air exchange between the air in the installation cavity 41 and the outside air smoother, the air inlet 42 and the air outlet 43 on the side wall of the installation cabinet 4 are respectively located at two ends of the ventilation pipe 31.

Referring to fig. 4 and 5, the inner wall of the heat conducting plate 2 is provided with a heat conducting groove 26, the heat conducting groove 26 passes through the horizontal portion 21 and the two vertical portions 22 on the heat conducting plate 2, and the plurality of heat conducting grooves 26 and the plurality of liquid guiding holes 23 are alternately arranged, the heat conducting groove 26 can increase the contact area between the heat conducting plate 2 and the air in the working chamber 11, thereby increasing the heat exchange efficiency between the air in the working chamber 11 and the heat conducting plate 2.

The heat conducting plate 2, the heat conducting box 3 and the ventilation pipe 31 are all made of copper materials, so that the heat conducting plate 2, the heat conducting box 3 and the ventilation pipe 31 have good heat conductivity.

Referring to fig. 5, a plurality of water inlet pipes 24 on the heat conducting plate 2 are all provided with an electromagnetic control valve 241 for controlling the opening and closing of the water inlet pipes 24.

Referring to fig. 1 and 2, a first temperature detector 111 is disposed in the working chamber 11, a control panel 14 is fixedly connected to a side wall of the cabinet body 1, the circulating water pump 7 is a variable-frequency constant-pressure water pump, and the first temperature detector 111, the circulating water pump 7, and a plurality of electromagnetic control valves 241 are electrically connected to the control panel 14. First temperature-sensing ware 111 can detect the temperature in the working chamber 11, and first temperature-sensing ware 111 detects behind the temperature in the working chamber 11 with signal of telecommunication to control panel 14, and control panel 14 can control different quantity's connecting pipe 71 and open, and control panel 14 adjusts circulating water pump 7 to the power that corresponds, and circulating water pump 7 that sets up like this can adjust different power according to actual demand, reaches the purpose of energy saving.

Referring to fig. 3, a second temperature detector 32 is fixedly mounted on the heat conduction box 3 in the mounting cavity 41, the second temperature detector 32 and the plurality of fans 5 in the mounting cavity 41 are electrically connected to the control panel 14, and the control panel 14 can control the number of the fans 5 to be turned on after receiving signals transmitted by the second temperature detector 32 in the mounting cavity 41, so that different fans 5 in different environments can be turned on in different numbers, and the purpose of saving energy can be achieved.

Referring to fig. 4 and 5, in order to facilitate installation of the heat conducting mechanism and the heat dissipating mechanism, connection holes 27 are formed in the heat conducting plate 2 at the two ends of the liquid guiding hole 23, the connection holes 27 are threaded, and the water inlet pipe 24 and the water outlet pipe 25 corresponding to the same liquid guiding hole 23 are respectively in threaded connection with the heat conducting plate 2 through the connection holes 27 at the two ends of the liquid guiding hole 23.

Referring to fig. 6 and 7, the heat transfer case 3 has a plurality of additional pipes 33 fixed to a side wall thereof, and a plurality of first mounting pipes 331 fixed to the additional pipes 33. A plurality of second mounting pipes 711 are fixed to the connection pipe 71 of the circulation water pump 7.

Referring to fig. 9, two rows of through holes 112 are formed in the bottom wall of the corresponding working chamber 11, each row of through holes 112 includes a plurality of through holes 112, the through holes 112 are communicated with the mounting chamber 41 in the mounting cabinet 4, and the two rows of through holes 112 respectively correspond to two end surfaces of the heat conducting plate 2 one by one. Both inlet pipe 24 and outlet pipe 25 extend into mounting cavity 41 through-hole 112.

Referring to fig. 3, the first mounting pipes 331 correspond to the plurality of outlet pipes 25 one by one, and the plurality of second mounting pipes 711 correspond to the plurality of inlet pipes 24 one by one. Connecting pieces 6 are arranged between the first mounting pipe 331 and the water outlet pipe 25 and between the second mounting pipe 711 and the water inlet pipe 24.

Referring to fig. 10, the connecting member 6 includes a first tube 61 and a second tube 62, a stepped groove 611 is opened on an end surface of the first tube 61 facing the second tube 62, and a connecting portion 621 adapted to the stepped groove 611 on the first tube 61 is provided on an end of the second tube 62 facing the first tube 61. An elastic pad 6111 is arranged in the stepped groove 611, and the elastic pad 6111 is matched with the stepped groove 611.

The connecting piece 6 between the first installation pipe 331 and the water outlet pipe 25, the first pipe 61 is sleeved on the first installation pipe 331, the first pipe 61 and the first installation pipe 331 are in threaded connection, the second pipe 62 is sleeved on the water outlet pipe 25, and the second pipe 62 and the water outlet pipe 25 are in threaded connection.

Connecting piece 6 between second installation pipe and inlet tube 24, first pipe 61 cover is established on the second installation pipe, and sets up to threaded connection between first pipe 61 and the second installation pipe, and second pipe 62 cover is established on inlet tube 24, and sets up to threaded connection between second pipe 62 and the inlet tube 24.

The worker screws the first pipe 61 and the second pipe 62 to make the connecting part 621 of the first pipe 61 abut against the stepped groove 611 of the second pipe 62, so that the connection between the water outlet pipe 25 and the first mounting pipe 331, or between the water inlet pipe 24 and the second mounting pipe, can be realized.

Referring to fig. 9, an assembly opening 45 is formed on a side wall of the installation cabinet 4, a cover plate 451 is hinged to the assembly opening 45, and the air outlet 43 is located on the cover plate 451.

Furthermore, in order to facilitate the installation of the connecting piece 6, the installation port 44 is formed in the side wall of the side where the water inlet pipe 24 is located on the installation cabinet 4 and the side wall of the side where the water outlet pipe 25 is located, the edge of the installation port 44 is hinged with the closing plate 441, meanwhile, in order to be more beneficial to the dissipation of heat in the installation cavity 41, the heat dissipation ports 4411 are formed in the two closing plates 441, and the air inlets 42, the air outlets 43 and the heat dissipation ports 4411 are respectively provided with the shutters 8.

The implementation principle of a cabinet in the embodiment of the application is as follows: the heat that the electrical equipment in the rack produced at the in-process of work, in the cooling water in heat-conducting plate 2 transmission to drain hole 23, circulating water pump 7 is in circulating to heat-conducting box 3 with the cooling water, and then fan 5 blows to heat-conducting box 3, makes the heat in the heat-conducting box 3 outwards discharge through air outlet 43 on the installation cabinet 4.

The staff can adjust the drain hole 23 quantity under operating condition according to the signal that first temperature detector 111 in the working chamber 11 transmitted, and then adjusts circulating water pump 7's power according to the change of environment, and the staff still can change the quantity of fan 5 under operating condition according to the signal of the second temperature detector 32 transmission in installation cavity 41 to reach energy-conserving purpose.

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

1. A cabinet, characterized in that: including rack body (1), be provided with working chamber (11) that are used for placing electrical equipment in rack body (1), still be provided with on rack body (1) and place mouth (12), the border of placing mouth (12) articulates there is door plant (13), the rack still includes heat conduction mechanism, heat conduction mechanism includes heat-conducting plate (2) and heat conduction case (3), heat-conducting plate (2) set up in working chamber (11), heat conduction case (3) set up in the outside of working chamber (11), and be provided with the circulation water course between heat-conducting plate (2) and heat conduction case (3), all pack the while in circulation water course and the heat conduction case (3) has the cooling water, heat conduction mechanism is still including circulating water pump (7) that are used for driving the cooling water at the circulation water course inner loop.

2. A cabinet according to claim 1, wherein: the circulating water channel is arranged into a plurality of groups, each group of circulating water channel is connected with a circulating water pump (7), an electromagnetic control valve (241) used for controlling the opening and closing of the circulating water channel is arranged on each circulating water channel, the circulating water pump (7) is arranged into a variable-frequency constant-pressure water pump, a first temperature detector (111) is arranged in a working cavity (11), a control panel (14) is arranged on the cabinet body (1), and the electromagnetic control valve (241) and the first temperature detector (111) are electrically connected with the control panel (14).

3. A cabinet according to claim 2, wherein: the circulating water channel comprises a liquid guide hole (23) formed in the heat conducting plate (2), the two ends of the liquid guide hole (23) are respectively connected with a water inlet pipe (24) and a water outlet pipe (25), a water inlet of the circulating water pump (7) is communicated with the heat conducting box (3), a water outlet of the circulating water pump (7) is communicated with the water inlet pipes (24), and the water outlet pipes (25) are communicated with the heat conducting box (3).

4. A cabinet according to claim 3, wherein: the heat conduction box (3) is communicated with a plurality of first installation pipes (331), a water outlet of the circulating water pump (7) is connected with a plurality of second installation pipes (711), the first installation pipes (331) are in one-to-one correspondence with the water outlet pipes (25), and the second installation pipes (711) are in one-to-one correspondence with the water inlet pipes (24); connecting pieces (6) are arranged between the first installation pipe (331) and the water outlet pipe (25) and between the second installation pipe (711) and the water inlet pipe (24), the first installation pipe and the water outlet pipe are detachably connected through the connecting pieces, and the second installation pipe and the water inlet pipe are detachably connected through the connecting pieces.

5. A cabinet according to claim 4, wherein: the connector (6) comprises a first tube (61) and a second tube (62); the connecting piece (6) between the first mounting pipe (331) and the water outlet pipe (25), the first pipe (61) is in threaded connection with the first mounting pipe (331), the second pipe (62) is in threaded connection with the water inlet pipe (24), and one ends of the first pipe (61) and the second pipe (62) which face each other are abutted; the connecting piece (6) between second installation pipe (711) and inlet tube (24), first pipe (61) threaded connection is on second installation pipe (711), and second pipe (62) threaded connection is on inlet tube (24), and the one end butt that first pipe (61) and second pipe (62) each other face.

6. A cabinet according to claim 5, wherein: the end face, facing the second pipe (62), of the first pipe (61) is provided with a stepped groove (611), one end, facing the first pipe (61), of the second pipe (62) is provided with a connecting portion (621) matched with the stepped groove (611), and an elastic pad (6111) is arranged in the stepped groove (611).

7. A cabinet according to claim 1, wherein: and a heat dissipation mechanism for accelerating the outward heat dissipation of the heat conduction box (3) is arranged on one side of the heat conduction box (3).

8. A cabinet according to claim 7, wherein: the heat dissipation mechanism comprises a fan (5) arranged on one side of the heat conduction box (3), the heat dissipation mechanism further comprises a plurality of ventilation pipes (31) arranged in the heat conduction box (3), two ends of each ventilation pipe (31) are communicated with the outside of the heat conduction box (3), and the fan (5) blows air towards one end of each ventilation pipe (31).

9. A cabinet according to claim 8, wherein: install second temperature-sensing ware (32) on heat conduction case (3), fan (5) set up to a plurality of, and second temperature-sensing ware (32) and a plurality of fan (5) all are connected with control panel (14) electricity.

10. A cabinet according to claim 8, wherein: the heat conducting plate (2), the heat conducting box (3) and the ventilation pipe (31) are made of copper.