CN115666058A - Overload monitoring mechanism for high-load electric power cabinet - Google Patents
Overload monitoring mechanism for high-load electric power cabinet Download PDFInfo
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- CN115666058A CN115666058A CN202211395070.2A CN202211395070A CN115666058A CN 115666058 A CN115666058 A CN 115666058A CN 202211395070 A CN202211395070 A CN 202211395070A CN 115666058 A CN115666058 A CN 115666058A
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Abstract
The invention discloses an overload monitoring mechanism of a high-load electric power cabinet, which comprises an electric power cabinet shell, wherein dustproof grid windows are embedded and installed at the tops of two side walls of the left path and the right path of the electric power cabinet shell, a heat dissipation fan communicated with one dustproof grid window is fixedly installed at the right side of the top of the inner cavity of the electric power cabinet shell, a cooling unit communicated with the other dustproof grid window is fixedly installed at the left side of the heat dissipation fan, and a monitoring terminal is fixedly installed at the bottom of the inner cavity of the electric power cabinet shell. The electric cabinet plug-in type connecting structure is convenient to disassemble, assemble and replace, and meanwhile, external wiring harnesses of the plug-in bases are all clamped in clamping grooves in the back face of the wiring board, so that maintenance personnel can conveniently overhaul an electric circuit.
Description
Technical Field
The invention relates to the technical field of electric power cabinets, in particular to an overload monitoring mechanism of a high-load electric power cabinet.
Background
The power cabinet is an important device of a power distribution system, is mainly used for distributing the electric energy of a certain circuit in the upper-level power distribution equipment to a nearby load and providing monitoring and protection for the load; the existing electric power cabinet mainly comprises a cabinet body, a cooling fan and various electric components, different types of electric components can be installed in the electric power cabinet according to the practical place of the electric power cabinet, and the application range of the electric power cabinet is wide.
However, there are still some deficiencies in the actual application process of the existing power cabinet, for example, a large number of electrical components are installed inside the existing power cabinet, the connection circuit between each of the electrical components inside the existing power cabinet is complicated, and the existing power cabinet lacks a perfect overload monitoring mechanism, only the existing overload protection switch cannot effectively monitor the power original inside the power cabinet, and the overload protection switch is only used for performing power-off protection when a system fault or the total load current exceeds a system set value, and for the local current overload phenomenon of the internal connection wire harness of the power cabinet, the overload protection switch cannot play a circuit protection role, and the practicability is relatively poor.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide an overload monitoring mechanism for a high-load power cabinet, so as to solve the problems that a complete overload monitoring mechanism is not provided in an existing power cabinet, an existing overload protection switch cannot effectively and comprehensively monitor power components in the power cabinet, the overload protection switch is only used for power-off protection when a system fault or a total load current exceeds a system set value, and the overload protection switch cannot perform a circuit protection function for a local current overload phenomenon of a wiring harness connected to the inside of the power cabinet.
In order to achieve the purpose, the invention provides the following technical scheme: the overload monitoring mechanism of the high-load electric power cabinet comprises an electric power cabinet shell, wherein dustproof grid windows are embedded and installed at the tops of two side walls of the left path and the right path of the electric power cabinet shell, a heat dissipation fan communicated with one of the dustproof grid windows is fixedly installed on the right side of the top of an inner cavity of the electric power cabinet shell, a cooling unit communicated with the other dustproof grid window is fixedly installed on the left side of the heat dissipation fan, a monitoring terminal is fixedly installed at the bottom of the inner cavity of the electric power cabinet shell, a power distribution mainboard is fixedly installed on the top surface of the monitoring terminal, and a sliding type monitor electrically connected with the monitoring terminal is movably sleeved outside the power distribution mainboard;
the shell of the electric cabinet comprises a cabinet main body, the tops of the left side wall and the right side wall of the cabinet main body are respectively provided with a ventilation window matched with the dustproof grid window, the inner wall of the cabinet main body is bonded with a fireproof inner partition plate, and two electric cabinet doors which are arranged in a bilateral symmetry mode are movably mounted at the cabinet door of the cabinet main body;
the cooling fan comprises a bi-pass air pipe, a temperature sensing control terminal is fixedly installed at an air outlet at the bottom end of the bi-pass air pipe, and a blower unit attached to the dustproof grid window installed on the right side wall of the cabinet main body is fixedly installed at an air inlet at the right side of the bi-pass air pipe;
the cooling unit comprises a three-way air pipe, an axial flow fan communicated with the dustproof grid window arranged on the left side wall of the cabinet main body is fixedly arranged at an air inlet on the left side of the three-way air pipe, a carbon dioxide compression tank is detachably arranged in the three-way air pipe, and an electric control valve positioned in an air outlet at the bottom of the three-way air pipe is fixedly arranged at the output end of the carbon dioxide compression tank;
the monitoring terminal comprises a pressure-bearing socket, an intelligent processing terminal is detachably mounted in the pressure-bearing socket, a wireless signal transceiver is fixedly mounted at the front part of the intelligent processing terminal, a connecting socket fixedly connected with the pressure-bearing socket is detachably mounted at the tail end of the intelligent processing terminal, a cable accommodating groove seat electrically connected with the connecting socket is fixedly mounted at the tail end of the pressure-bearing socket, and a bundling telescopic cable electrically connected with the connecting socket is movably mounted in an inner cavity of the cable accommodating groove seat;
the power distribution main board comprises an insulating main board, a plurality of plug-in bases which are distributed at equal intervals are embedded in the front of the insulating main board, and a wiring board matched with the plug-in bases is fixedly installed on the back of the insulating main board;
the slidingtype watch-dog includes the circuit control board, the anterior fixed mounting of circuit control board has electric parts to monitor the frame, the equal screw thread transmission in both ends of electric parts control frame is connected with the screw lead screw, the equal fixedly connected with in bottom of two screw lead screws with the pressure-bearing socket is fixed connection's two-way driving motor, and the top of two screw lead screws all is overlapped and is equipped with the rotation positioning seat, two rotation positioning seats respectively fixed mounting in the bi-pass tuber pipe with the bottom surface of tee bend tuber pipe.
Preferably, the circuit monitoring board comprises a lifting cross beam, a first thermosensitive sensor is fixedly mounted at the front part of the lifting cross beam, and threaded slotted holes matched with the threaded lead screws are formed in two ends of the lifting cross beam.
Preferably, the electrical component monitoring frame comprises a U-shaped support, a second thermal sensor is fixedly mounted on the inner side face of a cross rod of the U-shaped support, and the second thermal sensor and the first thermal sensor are horizontally and symmetrically arranged.
Preferably, two ends of the U-shaped support are fixedly connected with two ends of the lifting beam, and a rectangular ring formed by the U-shaped support and the lifting beam is in transmission connection with two bidirectional driving motors through two threaded lead screws.
Preferably, the connection socket is formed by combining a ceramic insulation base and three groups of symmetrically distributed binding posts, the cluster telescopic cable is electrically connected with the intelligent processing terminal through one group of the binding posts, and the discharge end of the intelligent processing terminal is electrically connected with the first thermosensitive sensor and the second thermosensitive sensor through the cluster telescopic cable.
Preferably, the insulation main board is fixedly installed on the top surface of the pressure-bearing socket, external wiring harnesses of the plurality of plug-in bases are all clamped in clamping grooves in the back surface of the wiring board, and a charging end of the intelligent processing terminal is electrically connected with home-entering main wiring ends of the plurality of plug-in bases through the external wiring harnesses.
Preferably, the two bidirectional driving motors are respectively and fixedly installed at two corners of the back surface of the pressure-bearing socket, and the electric connection ends of the two bidirectional driving motors are electrically connected with the intelligent processing terminal through the other group of connecting posts of the connecting socket.
Preferably, the electric connection end of the blower unit is electrically connected with the temperature-sensing control terminal, and the electric connection end of the temperature-sensing control terminal is electrically connected with the household main terminals of the plurality of the plug-in bases.
Preferably, the axial flow fan and the electric control valve are electrically connected with the temperature-sensing control terminal through an external wiring harness.
The invention has the technical effects and advantages that:
1. according to the invention, the monitoring terminal is arranged to cooperate with the sliding type monitor to perform circulating temperature sensing monitoring on the power distribution main board, so that the effects of overload monitoring and intelligent on-off of electrical components inside the electric appliance cabinet are realized, the problems of electric fire caused by overload damage of the electrical components are avoided, and the safety of the electric appliance cabinet is improved.
2. According to the invention, the distribution mainboard is arranged, so that the effect of convenient and quick installation of electrical components in the electrical cabinet is realized, in the working process of the device, a plurality of plug-in bases which are embedded and installed in the front of the insulation mainboard and are distributed at equal intervals are utilized to plug-in combine the electrical components in the electrical cabinet into a whole, a plug-in connection structure is adopted, the disassembly and replacement of the electrical components in the electrical cabinet are facilitated, and meanwhile, the external wiring harnesses of the plug-in bases are all clamped in the clamping grooves on the back of the wiring board, so that the maintenance personnel can conveniently maintain the electrical circuit, and the practicability of the device is improved.
3. In the working process of the device, the axial flow fan and the electric control valve are both electrically connected with the temperature-sensing control terminal through the external wiring harness, when the internal temperature of the electric cabinet is in a normal state (namely, the internal electrical components of the electric cabinet are not in an overload state), the heat dissipation fan normally operates to dissipate heat, when the internal temperature of the electric cabinet is in an abnormal state (namely, the internal electrical components of the electric cabinet are in the overload state), the temperature-sensing control terminal automatically controls the axial flow fan and the electric control valve to open, low-temperature carbon dioxide released by the carbon dioxide compression tank is brought into the electric cabinet by the axial flow fan to dissipate heat at low temperature, and therefore the heat dissipation efficiency of the internal electrical components of the electric cabinet is improved.
Drawings
FIG. 1 is an external view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural diagram of an outer casing of the electric cabinet of the present invention;
FIG. 4 is a schematic structural view of a cooling fan and a cooling unit according to the present invention;
FIG. 5 is a schematic diagram of a monitoring terminal according to the present invention;
fig. 6 is a schematic diagram of a power distribution motherboard according to the present invention;
FIG. 7 is a schematic view of a sliding monitor according to the present invention;
fig. 8 is a schematic view of the structure of the line monitoring board and the electrical component monitoring rack of the present invention.
The reference signs are: 1. an electrical cabinet housing; 2. a dust-proof grid window; 3. a heat radiation fan; 4. a cooling unit; 5. a monitoring terminal; 6. a power distribution main board; 7. a sliding monitor; 11. a cabinet main body; 12. a ventilation window; 13. a fireproof inner partition plate; 14. a power cabinet door; 31. a double ventilation pipe; 32. a blower unit; 33. a temperature-sensing control terminal; 41. a three-way air pipe; 42. an axial flow fan; 43. a carbon dioxide compression tank; 44. an electrically controlled valve; 51. a pressure bearing socket; 52. an intelligent processing terminal; 53. a wireless signal transceiver; 54. a connection socket; 55. a cable receiving groove seat; 56. bundling telescopic cables; 61. an insulating main board; 62. a socket base; 63. a wiring board; 71. a circuit monitoring board; 72. an electrical component monitoring rack; 73. a threaded lead screw; 74. a bi-directional drive motor; 75. rotating the positioning seat; 711. a lifting beam; 712. a first thermosensitive sensor; 713. a threaded slot; 721. a U-shaped bracket; 722. and a second thermosensitive sensor.
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.
The overload monitoring mechanism of the high-load electric power cabinet shown in the attached figures 1-8 comprises an electric power cabinet shell 1, wherein dustproof grid windows 2 are respectively embedded and installed at the tops of the two side walls of the left and right sides of the electric power cabinet shell 1, a heat dissipation fan 3 communicated with one dustproof grid window 2 is fixedly installed at the right side of the top of an inner cavity of the electric power cabinet shell 1, a cooling unit 4 communicated with the other dustproof grid window 2 is fixedly installed at the left side of the heat dissipation fan 3, a monitoring terminal 5 is fixedly installed at the bottom of the inner cavity of the electric power cabinet shell 1, a power distribution mainboard 6 is fixedly installed at the top surface of the monitoring terminal 5, and a sliding type monitor 7 electrically connected with the monitoring terminal 5 is movably sleeved outside the power distribution mainboard 6; the electric cabinet shell 1 comprises a cabinet main body 11, ventilation windows 12 matched with the dustproof grid windows 2 are formed in the tops of the left side wall and the right side wall of the cabinet main body 11, fireproof inner partition plates 13 are bonded on the inner wall of the cabinet main body 11, and two electric cabinet doors 14 which are arranged in a bilateral symmetry mode are movably mounted at the cabinet door of the cabinet main body 11; the cooling fan 3 comprises a double-ventilation pipe 31, an air outlet at the bottom end of the double-ventilation pipe 31 is fixedly provided with a temperature sensing control terminal 33, and an air inlet at the right side of the double-ventilation pipe 31 is fixedly provided with a blower unit 32 which is attached to the dustproof grid window 2 arranged on the right side wall of the cabinet main body 11; the cooling unit 4 comprises a three-way air pipe 41, an axial flow fan 42 communicated with the dustproof grid window 2 arranged on the left side wall of the cabinet main body 11 is fixedly arranged at an air inlet on the left side of the three-way air pipe 41, a carbon dioxide compression tank 43 is detachably arranged in the three-way air pipe 41, and an electric control valve 44 positioned in an air outlet at the bottom of the three-way air pipe 41 is fixedly arranged at the output end of the carbon dioxide compression tank 43; the monitoring terminal 5 comprises a pressure-bearing socket 51, an intelligent processing terminal 52 is detachably mounted in the pressure-bearing socket 51, a wireless signal transceiver 53 is fixedly mounted at the front of the intelligent processing terminal 52, a connecting socket 54 fixedly connected with the pressure-bearing socket 51 is detachably mounted at the tail end of the intelligent processing terminal 52, a cable accommodating groove seat 55 electrically connected with the connecting socket 54 is fixedly mounted at the tail end of the pressure-bearing socket 51, and a cluster telescopic cable 56 electrically connected with the connecting socket 54 is movably mounted in an inner cavity of the cable accommodating groove seat 55; the power distribution main board 6 comprises an insulation main board 61, a plurality of plug-in bases 62 which are distributed at equal intervals are embedded and installed at the front part of the insulation main board 61, and a wiring board 63 which is matched with the plug-in bases 62 is fixedly installed on the back surface of the insulation main board 61; the sliding monitor 7 comprises a circuit monitoring plate 71, an electrical component monitoring frame 72 is fixedly mounted on the front portion of the circuit monitoring plate 71, two ends of the electrical component monitoring frame 72 are in threaded transmission connection with threaded screws 73, the bottom ends of the two threaded screws 73 are in fixed connection with two-way driving motors 74 which are fixedly connected with the pressure-bearing sockets 51, the top ends of the two threaded screws 73 are sleeved with rotating positioning seats 75, and the two rotating positioning seats 75 are respectively and fixedly mounted on the bottom surfaces of the two-way air pipes 31 and the three-way air pipe 41.
As shown in fig. 5 to fig. 8, the circuit monitoring board 71 includes a lifting beam 711, a first thermal sensor 712 is fixedly mounted at the front of the lifting beam 711, and threaded slots 713 adapted to the threaded screws 73 are formed at both ends of the lifting beam 711; the electric component monitoring frame 72 comprises a U-shaped support 721, a second thermal sensor 722 is fixedly installed on the inner side face of a cross bar of the U-shaped support 721, and the second thermal sensor 722 and the first thermal sensor 712 are horizontally and symmetrically arranged; two ends of the U-shaped support 721 are fixedly connected with two ends of the lifting beam 711, and a rectangular ring formed by the U-shaped support 721 and the lifting beam 711 is in transmission connection with the two bidirectional driving motors 74 through two threaded screws 73; the connection socket 54 is composed of a ceramic insulation base and three groups of symmetrically distributed binding posts, the cluster telescopic cable 56 is electrically connected with the intelligent processing terminal 52 through one group of the binding posts, and the discharge end of the intelligent processing terminal 52 is electrically connected with the first thermosensitive sensor 712 and the second thermosensitive sensor 722 through the cluster telescopic cable 56; the insulating main board 61 is fixedly installed on the top surface of the pressure-bearing socket 51, external wiring harnesses of the plug-in bases 62 are all clamped in clamping grooves in the back surface of the wiring board 63, and a charging end of the intelligent processing terminal 52 is electrically connected with home-entering main terminals of the plug-in bases 62 through the external wiring harnesses; the two bidirectional driving motors 74 are respectively and fixedly installed at two corners of the back of the pressure-bearing socket 51, and the electric connection ends of the two bidirectional driving motors 74 are electrically connected with the intelligent processing terminal 52 through the other group of connection posts of the connection socket 54.
Specifically, through setting up monitor terminal 5 cooperation slidingtype watch-dog 7 and come circulating temperature sensing control to distribution mainboard 6, the effect of overload monitoring and intelligent break-make of the inside electrical components of electrical cabinet has been realized, thereby electrical components overload damage has been avoided, the problem of causing the electric fire disaster, the security of electrical cabinet has been improved, in the device course of operation, two-way driving motor 74 cooperate two threaded screw 73 to drive the rectangle ring that U type support 721 and lift crossbeam 711 constitute and reciprocate in the outside of distribution mainboard 6, let thermal sensor 712, thermal sensor 722 real-time supervision distribution mainboard 6's temperature, at last through intelligent processing terminal 52 automatic analysis monitoring data come automatic control distribution mainboard 6's on-off circuit, thereby distribution mainboard 6 overload damage has been avoided, the security of device has been improved.
Referring to fig. 3 and fig. 6, the electric connection end of the blower unit 32 is electrically connected to the temperature-sensing control terminal 33, and the electric connection end of the temperature-sensing control terminal 33 is electrically connected to the home-entry main terminals of the plurality of plug bases 62; the axial flow fan 42 and the electric control valve 44 are electrically connected to the temperature-sensing control terminal 33 through an external wiring harness.
Specifically, through setting up cooling fan 3 and cooling unit 4, constitute one set of two system intelligence alternating cooling unit, the energy-conserving and high-efficient radiating effect of regulator cubicle cooling system has been realized, in the device course of operation, because axial fan 42 and automatically controlled valve 44 are electric connection through external pencil and temperature sensing control terminal 33, when regulator cubicle internal temperature is in normal condition (when regulator cubicle internal electrical component is not in overload state promptly), cooling fan 3 normal running dispels the heat, when regulator cubicle internal temperature is in abnormal condition (when regulator cubicle internal electrical component is in overload state promptly), temperature sensing control terminal 33 automatic control axial fan 42 and automatically controlled valve 44 open, utilize axial fan 42 to bring the low temperature carbon dioxide that carbon dioxide compression jar 43 releases into regulator cubicle inside, carry out low temperature heat dissipation, thereby the radiating efficiency of the regulator cubicle internal electrical component has been improved.
As shown in fig. 5 and fig. 6, the power distribution main board 6 includes an insulating main board 61, a plurality of plug bases 62 are mounted in front of the insulating main board 61 and are distributed at equal intervals, and a wiring board 63 adapted to the plug bases 62 is fixedly mounted on the back of the insulating main board 61; insulating mainboard 61 fixed mounting is in the top surface of pressure-bearing socket 51, and the equal joint of the external pencil at the wiring board 63 back of a plurality of grafting base 62 is in the draw-in groove, and intelligent processing terminal 52's the end of charging is electric connection through external pencil and the main wiring terminal of registering one's residence of a plurality of grafting base 62.
Specifically, through setting up distribution mainboard 6, the effect that the inside electrical component simple to operate of regulator cubicle is swift has been realized, in the device course of operation, the grafting base 62 that a plurality of equidistance that utilizes insulating mainboard 61 front portion to inlay the installation distributes with the inside electrical component plug-in combination of regulator cubicle as a whole, adopt plug-in connection structure, the dismouting change of the inside electrical component of regulator cubicle has been made things convenient for, the equal joint of a plurality of external connection pencil of grafting base 62 is in the draw-in groove at the wiring board 63 back simultaneously, the maintenance personal maintenance electric circuit has been made things convenient for, the practicality of device has been improved.
The working principle of the invention is as follows:
the electrical components inside the electrical cabinet are combined into a whole in a plug-in manner by utilizing the plug-in bases 62 which are embedded and installed in the front of the insulating main board 61 and distributed at equal intervals, a plug-in connection structure is adopted, the disassembly and the replacement of the electrical components inside the electrical cabinet are facilitated, and meanwhile, the external wiring harnesses of the plug-in bases 62 are all clamped in the clamping grooves in the back of the wiring board 63, so that maintenance personnel can conveniently overhaul the electrical circuit, and the practicability of the device is improved;
the two bidirectional driving motors 74 are matched with the two threaded lead screws 73 to drive a rectangular ring formed by the U-shaped support 721 and the lifting beam 711 to move up and down outside the power distribution main board 6, so that the temperature of the power distribution main board 6 is monitored by the first thermosensitive sensor 712 and the second thermosensitive sensor 722 in real time, and finally, the circuit on-off of the power distribution main board 6 is automatically controlled by automatically analyzing monitoring data through the intelligent processing terminal 52, so that the power distribution main board 6 is prevented from being damaged by overload, and the safety of the device is improved;
by arranging the cooling fan 3 and the cooling unit 4, a set of dual-system intelligent alternating cooling unit is formed, the energy-saving and efficient cooling effects of the electrical cabinet cooling system are realized, in the working process of the device, because the axial flow fan 42 and the electric control valve 44 are both electrically connected with the temperature-sensing control terminal 33 through the external wire harness, when the internal temperature of the electrical cabinet is in a normal state (namely, the internal electrical components of the electrical cabinet are not in an overload state), the cooling fan 3 normally operates to cool, when the internal temperature of the electrical cabinet is in an abnormal state (namely, the internal electrical components of the electrical cabinet are in the overload state), the temperature-sensing control terminal 33 automatically controls the axial flow fan 42 and the electric control valve 44 to open, low-temperature carbon dioxide released by the carbon dioxide compression tank 43 is brought into the electrical cabinet by the axial flow fan 42 to perform low-temperature cooling, and therefore, the cooling efficiency of the internal electrical components of the electrical cabinet is improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The overload monitoring mechanism for the high-load electric power cabinet comprises an electric power cabinet shell (1), wherein dustproof grid windows (2) are embedded and installed at the tops of the left and right side walls of the electric power cabinet shell (1), and is characterized in that a cooling fan (3) communicated with one dustproof grid window (2) is fixedly installed on the right side of the top of an inner cavity of the electric power cabinet shell (1), a cooling unit (4) communicated with the other dustproof grid window (2) is fixedly installed on the left side of the cooling fan (3), a monitoring terminal (5) is fixedly installed at the bottom of the inner cavity of the electric power cabinet shell (1), a power distribution mainboard (6) is fixedly installed on the top surface of the monitoring terminal (5), and a sliding type monitor (7) electrically connected with the monitoring terminal (5) is sleeved on the outer portion of the power distribution mainboard (6);
the electric cabinet shell (1) comprises a cabinet main body (11), wherein ventilation windows (12) matched with the dustproof grid windows (2) are formed in the tops of the left side wall and the right side wall of the cabinet main body (11), a fireproof inner partition plate (13) is bonded to the inner wall of the cabinet main body (11), and two electric cabinet doors (14) which are arranged in a bilateral symmetry mode are movably mounted at the cabinet doors of the cabinet main body (11);
the cooling fan (3) comprises a double-ventilation pipe (31), a temperature sensing control terminal (33) is fixedly installed at an air outlet at the bottom end of the double-ventilation pipe (31), and a blower unit (32) attached to the dustproof grid window (2) installed on the right side wall of the cabinet main body (11) is fixedly installed at an air inlet at the right side of the double-ventilation pipe (31);
the cooling unit (4) comprises a three-way air pipe (41), an axial flow fan (42) communicated with the dustproof grid window (2) arranged on the left side wall of the cabinet main body (11) is fixedly arranged at an air inlet on the left side of the three-way air pipe (41), a carbon dioxide compression tank (43) is detachably arranged in the three-way air pipe (41), and an electric control valve (44) positioned in an air outlet at the bottom of the three-way air pipe (41) is fixedly arranged at the output end of the carbon dioxide compression tank (43);
the monitoring terminal (5) comprises a pressure-bearing socket (51), an intelligent processing terminal (52) is detachably mounted inside the pressure-bearing socket (51), a wireless signal transceiver (53) is fixedly mounted at the front of the intelligent processing terminal (52), a connecting socket (54) fixedly connected with the pressure-bearing socket (51) is detachably mounted at the tail end of the intelligent processing terminal (52), a cable accommodating groove seat (55) electrically connected with the connecting socket (54) is fixedly mounted at the tail end of the pressure-bearing socket (51), and a cluster telescopic cable (56) electrically connected with the connecting socket (54) is movably mounted in an inner cavity of the cable accommodating groove seat (55);
the power distribution main board (6) comprises an insulating main board (61), a plurality of plug-in bases (62) which are distributed at equal intervals are embedded in the front of the insulating main board (61), and a wiring board (63) matched with the plug-in bases (62) is fixedly installed on the back of the insulating main board (61);
slidingtype watch-dog (7) are including circuit control board (71), the anterior fixed mounting of circuit control board (71) has electric parts to monitor frame (72), the equal screw drive in both ends of electric parts control frame (72) is connected with threaded lead screw (73), the equal fixedly connected with in bottom of two threaded lead screw (73) with pressure-bearing socket (51) are fixed connection's two-way driving motor (74), and the top of two threaded lead screw (73) all overlaps and is equipped with rotation positioning seat (75), two rotation positioning seat (75) respectively fixed mounting in two-way air pipe (31) with the bottom surface of three-way air pipe (41).
2. The overload monitoring mechanism for the high-load electric power cabinet according to claim 1, wherein the line monitoring board (71) comprises a lifting beam (711), a first thermal sensor (712) is fixedly installed at the front part of the lifting beam (711), and threaded slots (713) matched with the threaded lead screws (73) are formed at both ends of the lifting beam (711).
3. The overload monitoring mechanism for the high-load electric power cabinet according to claim 2, wherein the electric component monitoring frame (72) comprises a U-shaped bracket (721), a second thermal sensor (722) is fixedly mounted on the inner side surface of a cross bar of the U-shaped bracket (721), and the second thermal sensor (722) and the first thermal sensor (712) are horizontally and symmetrically arranged.
4. The overload monitoring mechanism for the high-load electric power cabinet according to claim 3, wherein two ends of the U-shaped support (721) are fixedly connected with two ends of the lifting beam (711), and a rectangular ring formed by the U-shaped support (721) and the lifting beam (711) is in transmission connection with two bidirectional driving motors (74) through two threaded screws (73).
5. The overload monitoring mechanism for the high-load power cabinet according to claim 4, wherein the connection socket (54) is formed by a ceramic insulating base and three sets of symmetrically distributed binding posts, the bundled telescopic cable (56) is electrically connected with the intelligent processing terminal (52) through one set of binding posts, and the discharge end of the intelligent processing terminal (52) is electrically connected with the first thermosensitive sensor (712) and the second thermosensitive sensor (722) through the bundled telescopic cable (56).
6. The overload monitoring mechanism for the high-load power cabinet according to claim 1, wherein the insulating main board (61) is fixedly mounted on a top surface of the pressure-bearing socket (51), external wiring harnesses of the plurality of plug-in bases (62) are all clamped in clamping grooves on a back surface of the wiring board (63), and a charging end of the intelligent processing terminal (52) is electrically connected with a main home terminal of the plurality of plug-in bases (62) through the external wiring harnesses.
7. The overload monitoring mechanism for the high-load power cabinet according to claim 5, wherein the two bidirectional driving motors (74) are respectively and fixedly installed at two corners of the back surface of the pressure-bearing socket (51), and the electric terminals of the two bidirectional driving motors (74) are electrically connected with the intelligent processing terminal (52) through another group of connection posts of the connection socket (54).
8. The overload monitoring mechanism for the high-load electric power cabinet according to claim 1, wherein the electric connection end of the blower unit (32) is electrically connected to the temperature-sensitive control terminal (33), and the electric connection end of the temperature-sensitive control terminal (33) is electrically connected to the home-entry main terminals of the plug bases (62).
9. The overload monitoring mechanism for the high-load electric power cabinet according to claim 1, wherein the axial flow fan (42) and the electrically controlled valve (44) are electrically connected to the temperature-sensitive control terminal (33) through an external wiring harness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202211395070.2A CN115666058A (en) | 2022-11-08 | 2022-11-08 | Overload monitoring mechanism for high-load electric power cabinet |
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| CN202211395070.2A CN115666058A (en) | 2022-11-08 | 2022-11-08 | Overload monitoring mechanism for high-load electric power cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117615538A (en) * | 2024-01-17 | 2024-02-27 | 河南泰隆电力设备股份有限公司 | Outdoor integrated cabinet of base station and assembling method thereof |
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2022
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117615538A (en) * | 2024-01-17 | 2024-02-27 | 河南泰隆电力设备股份有限公司 | Outdoor integrated cabinet of base station and assembling method thereof |
| CN117615538B (en) * | 2024-01-17 | 2024-05-03 | 河南泰隆电力设备股份有限公司 | Outdoor integrated cabinet of base station and assembling method thereof |
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