CN213781870U

CN213781870U - High-temperature-resistant circuit breaker

Info

Publication number: CN213781870U
Application number: CN202021701069.4U
Authority: CN
Inventors: 石挺攀
Original assignee: Chengdu Shixin Electric Co ltd
Current assignee: Chengdu Shixin Electric Co ltd
Priority date: 2020-08-16
Filing date: 2020-08-16
Publication date: 2021-07-23
Anticipated expiration: 2030-08-16

Abstract

The utility model provides a high temperature resistant circuit breaker, including the storage box main part, the circuit breaker, the absorber plate, the heating panel, the heat dissipation fan, advance the fan, the exhaust fan, the screen panel, first baffle, the second baffle, the circuit breaker is installed inside the storage box main part, through fence wind frame, the cross slab, erect the baffle, the induced air strip, deep bead and grooved setting, can intercept the hot-air that flows, it is long when being convenient for like this to increase its hot-air's delay, utilize rotating vane simultaneously, the setting of refrigerator and second baffle, can guide the air conditioning of second baffle department, be convenient for like this carry out even cooling work to the hot-air.

Description

High-temperature-resistant circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field, more specifically say, relate to a high temperature resistant circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, the circuit breaker is generally called a high-voltage electrical appliance with the voltage of more than 3kV, and the circuit breaker generally comprises a contact system, an arc extinguishing system, an operating mechanism, a release, a shell and the like.

Based on the above description, and a search was made for an application with the number: CN 201921872117.3's utility model patent, it is about a high temperature resistant train circuit breaker, including bin, seal groove, blast pipe and refrigerator, it has the sealing washer to inlay in the seal groove. Through retrieval, the heat dissipation fan 8, the air inlet fan 14, the refrigerator 16, the exhaust fan 17 and the like are mainly arranged to complete the cooling process of the hot air at the circuit breaker 10.

Through research and analysis and long-time research and experiments conducted by the applicant in the field, the high-temperature-resistant train circuit breaker may have problems in practical use that, firstly, the refrigerator is located inside the temperature reduction chamber, and when the refrigerator is operated, a certain amount of heat is generated inside the temperature reduction chamber, and since the cool air of the refrigerator is located inside the temperature reduction chamber, the heat generated when the refrigerator is operated consumes the cool air inside the temperature reduction chamber, which affects the cooling effect of the refrigerator 16 on the hot air at the circuit breaker 10, and therefore, based on the above problems, a high-temperature-resistant circuit breaker is needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses aim at solving when the hot-air that needs were located the circuit breaker work of cooling down, through its device, can promote the cooling effect to the hot-air.

(II) technical scheme

The utility model provides a high temperature resistant circuit breaker, which comprises a storage box main body, a circuit breaker, a heat absorbing plate, a heat radiating fan, an air inlet fan, an exhaust fan, a filter screen cover, a first clapboard and a second clapboard, wherein the circuit breaker is arranged inside the storage box main body, the heat absorbing plate is arranged at the top end surface of the circuit breaker, the heat radiating plate is arranged at the top end surface of the heat absorbing plate, the first clapboard and the second clapboard are both arranged at the top of the circuit breaker, the heat radiating fan is arranged at the inner wall of the left side of the storage box main body, the air inlet fan is arranged at the inner wall of the right side of the storage box main body, an air guide pipe is also arranged at the air outlet of the air inlet fan, one end of the air guide pipe is also connected at the first clapboard, the exhaust fan is arranged at the second clapboard, a wind blocking frame is also arranged at the top of the second clapboard, a transverse clapboard is also arranged at the inner wall of the wind blocking frame, a plurality of vertical clapboards are also arranged at the transverse clapboard, and the inner wall of the vertical clapboard is provided with a wind shield.

Preferably: a plurality of induced draft strips with triangular and strip-shaped structures are also arranged on the outer end face of the diaphragm plate.

Preferably: the outer side end face of the wind shield is also provided with a rectangular slot, and the bottom end of the inner part of the slot is arranged in an arc-shaped structure.

Preferably: the second partition board is also provided with a refrigerator, the heating end of the refrigerator is positioned at the bottom of the second partition board, and the cooling end is positioned at the top of the second partition board.

Preferably: the top of the second clapboard is also coaxially and rotatably provided with a plurality of rotating blades, and the rotating blades are arranged in an arc shape.

Preferably: the circuit breaker, the heat dissipation fan, the air inlet fan, the exhaust fan and the refrigerator are all connected with an external power supply wire, and a power supply switch matched with the circuit breaker, the heat dissipation fan, the air inlet fan, the exhaust fan and the refrigerator is arranged through the external power supply wire.

Preferably: the outside of the heat radiation fan and the wind blocking frame is also provided with a filter screen cover

Has the advantages that:

1. the high-temperature-resistant circuit breaker is provided with the air blocking frame, the transverse partition plate, the vertical partition plate, the air inducing strips, the air blocking plates and the grooves, and can intercept flowing hot air, so that the retention time of the hot air is prolonged.

2. The high-temperature-resistant circuit breaker is provided with the rotary blades, the refrigerator and the second partition plate, and can guide cold air at the second partition plate, so that the hot air is uniformly cooled.

Description of the drawings:

fig. 1 is the utility model discloses a high temperature resistant circuit breaker front cut-away schematic diagram.

Fig. 2 is a schematic front sectional view of the wind blocking frame of the present invention.

Fig. 3 is a schematic side view of the hurdle frame of the present invention.

Fig. 4 is a schematic side view of the windshield of the present invention.

Fig. 5 is a front schematic view of the rotary blade of the present invention.

In FIGS. 1-5: 1-a storage box body; 101-a circuit breaker; 102-a heat absorber plate; 103-a heat sink; 104-a heat dissipation fan; 105-an intake fan; 106-exhaust fan; 107-strainer cover; 108-a first separator; 109-second separator. 2-air blocking frame; 201-diaphragm plate; 202-vertical partition board; 203-induced draft strips; 204-wind deflector; 2041-grooving; 2042-rotating blades; 205-refrigerator.

Detailed Description

As shown in figures 1 to 5: the utility model provides a technical scheme, a high temperature resistant circuit breaker, including the storage box main part 1, circuit breaker 101, absorber plate 102, heating panel 103, heat dissipation fan 104, air inlet fan 105, exhaust fan 106, filter screen panel 107, first baffle 108, second baffle 109, circuit breaker 101 is installed inside storage box main part 1, absorber plate 102 is installed in the top terminal surface of circuit breaker 101, and heating panel 103 is installed in the top terminal surface department of absorber plate 102, first baffle 108 and second baffle 109 are all installed in the top of circuit breaker 101, heat dissipation fan 104 is installed in the left side inner wall department of storage box main part 1, air inlet fan 105 is installed in the right side inner wall department of storage box main part 1, and air outlet department of air inlet fan 105 still installs the guide duct, and the one end of guide duct still connects in first baffle 108 department, exhaust fan 106 is installed in second baffle 109 department, the top of second baffle 109 still installs and blocks wind frame 2, the inner wall of the wind blocking frame 2 is also provided with a transverse clapboard 201, the transverse clapboard 201 is also provided with a plurality of vertical clapboards 202, and the inner wall of each vertical clapboard 202 is provided with a wind blocking plate 204.

Wherein: a plurality of induced draft strips 203 with triangular and strip-shaped structures are further mounted at the outer end face of the diaphragm 201, and wind power is conveniently introduced into the gap space of the diaphragm through the arrangement of the induced draft strips 203.

Wherein: rectangular form fluting 2041 has still been seted up to the outside terminal surface department of deep bead 204, and the inside bottom department of its fluting 2041 then sets up for arc column structure, set up the relation through the overall arrangement of its fluting 2041, can guide the wind-force that blows toward the inside middle-end department of fluting 2041, just so make its baffle 204 can rotate in the clearance space department of baffle, because wind-force is promoting the pivoted in-process of baffle 204, the velocity of flow of its wind can be reduced, it is long when can increasing its hot-air's delay like this, thereby just can promote the cooling effect to hot-air.

Wherein: the second partition 109 is further provided with a refrigerator 205, and a heating end of the refrigerator 205 is located at the bottom of the second partition 109, and a cooling end is located at the top of the second partition 109, so that the heat dissipation effect on the hot air is facilitated through the layout arrangement of the second partition 109 and the refrigerator 205.

Wherein: the top of second baffle 109 is coaxial rotation still installs a plurality of rotating vane 2042 to its rotating vane is the setting of arc form, through its rotating vane 2042's setting, after wind and rotating vane 2042 contacted, can drive rotating vane 2042 and rotate, make like this that the air conditioning of its second baffle 109 department can flow on the upper portion of second baffle 109, be convenient for like this cool off the work to hot-air, and rotating vane 204 is rotating the back, can reduce the velocity of flow of wind, can increase the cooling effect of air conditioning to hot-air like this.

Wherein: the circuit breaker 101, the heat dissipation fan 104, the air inlet fan 105, the exhaust fan 106 and the refrigerator 205 are all connected with an external power supply wire, power switches matched with the circuit breaker 101, the heat dissipation fan 104, the air inlet fan 105, the exhaust fan 106 and the refrigerator 205 are arranged through the external power supply wire, and the on-off of the circuit breaker 101, the heat dissipation fan 104, the air inlet fan 105, the exhaust fan 106 and the refrigerator 205 can be controlled through the arrangement of the external power switches.

Wherein: the first partition 108 and the second partition 109 are made of heat insulating material, and by the arrangement of the heat insulating material, the heat of the first partition 108 can be conducted to the second partition, and the like.

Wherein: the filter screen cover 107 is further installed at the outer sides of the heat dissipation fan 104 and the wind blocking frame 2, and through the arrangement of the filter screen cover 107, wind power absorbed by the heat dissipation fan 104 can be filtered, and meanwhile, the wind blocking frame 2 at the upper end of the right side of the storage box body 1 can be subjected to dustproof work.

Wherein: the front end face of the storage box main body 1 is also provided with a sealing box door, and the arrangement of the sealing box door is convenient for cooling hot air at the circuit breaker 101.

The working principle is as follows:

firstly, after the circuit breaker 101 generates heat, the heat absorbing plate 102, the heat dissipating plate 103, the heat dissipating fan 104, the air intake fan 105 and the exhaust fan 106 can perform heat dissipation treatment on the circuit breaker 101, the heat absorbing plate 102 and the heat dissipating plate 103 can absorb the heat at the circuit breaker 101, the heat dissipating fan 104, the air intake fan 105 and the exhaust fan 106 can guide the hot air at the heat dissipating plate 103 to the second partition plate 109, when the hot air at the circuit breaker 101 needs to be cooled, the flowing hot air can be intercepted through the arrangement of the air blocking frame 2, the transverse partition plate 201, the vertical partition plate 202, the air inducing strips 203, the air blocking plates 204 and the slots 2041, so that the retention time of the hot air is prolonged, after the wind contacts the air inducing strips 203, the wind is introduced to the gap spaces of the partition plates, so that the wind blows to the inside of the slots 2041 and the wind blocking plates 204 rotate, at the pivoted in-process, can cut the velocity of flow that subtracts the wind, it is long just so to increase the detention of hot-air, thereby just can promote and carry out cooling effect to hot-air, utilize rotating vane 2042 simultaneously, the setting of refrigerator 205 and second baffle 109, can guide the air conditioning of second baffle 109 department, be convenient for carry out even cooling work to hot-air like this, after exhaust fan 106 moves, its hot-blast meeting blows to rotating vane 2042 department, make its rotating vane 2042 can rotate like this, after rotating, can upwards guide the air conditioning of refrigerator 205 department, just so make its air conditioning can carry out even cooling work to mobile steam.

Finally, through this device, promoted the cooling effect to circuit breaker hot-air.

Claims

1. A high temperature resistant circuit breaker comprises a storage box main body (1), a circuit breaker (101), a heat absorbing plate (102), a heat radiating plate (103), a heat radiating fan (104), an air inlet fan (105), an exhaust fan (106) and a filter screen cover (107)) A first clapboard (108) and a second clapboard (109), wherein the breaker (101) is arranged inside the storage box main body (1), the heat absorbing plate (102) is arranged at the top end surface of the breaker (101), the heat radiating plate (103) is arranged at the top end surface of the heat absorbing plate (102), the first clapboard (108) and the second clapboard (109) are both arranged at the top of the breaker (101), the heat radiating fan (104) is arranged at the left inner wall of the storage box main body (1),air inlet fan (105)Is installed at the right inner wall of the storage box main body (1), andfan (105)The air outlet department still install the guide duct, and the one end of guide duct still is connected in first baffle (108) department, and exhaust fan (106) are installed in second baffle (109) department, its characterized in that: the wind blocking frame (2) is further installed at the top of the second partition plate (109), transverse partition plates (201) are further installed on the inner walls of the wind blocking frame (2), a plurality of vertical partition plates (202) are further installed on the transverse partition plates (201), and wind blocking plates (204) are installed on the inner walls of the vertical partition plates (202).

2. A high temperature resistant circuit breaker as claimed in claim 1, wherein: and a plurality of induced draft strips (203) with triangular and strip-shaped structures are further mounted at the outer end face of the diaphragm plate (201).

3. A high temperature resistant circuit breaker as claimed in claim 1, wherein: the outer side end face of the wind shield (204) is further provided with a rectangular groove (2041), and the bottom end of the inner part of the groove (2041) is of an arc-shaped structure.

4. A high temperature resistant circuit breaker as claimed in claim 1, wherein: a refrigerator (205) is also installed at the second partition plate (109), the heating end of the refrigerator (205) is positioned at the bottom of the second partition plate (109), and the cooling end is positioned at the top of the second partition plate (109).

5. A high temperature resistant circuit breaker as claimed in claim 1, wherein: the top of the second partition plate (109) is also coaxially and rotatably provided with a plurality of rotating blades (2042), and the rotating blades are arranged in an arc shape.

6. A high temperature resistant circuit breaker as claimed in claim 1, wherein: breaker (101), heat dissipation fan (104), air inlet fan (105), exhaust fan (106), refrigerator (205) all link to each other with external power supply electric wire to set up the supporting switch with breaker (101), heat dissipation fan (104), air inlet fan (105), exhaust fan (106), refrigerator (205) through external power supply electric wire.

7. A high temperature resistant circuit breaker as claimed in claim 1, wherein: and filter screen covers (107) are further mounted at the outer sides of the heat dissipation fan (104) and the wind blocking frame (2).