CN222071652U - High power horizontal resistor cabinet - Google Patents
High power horizontal resistor cabinet Download PDFInfo
- Publication number
- CN222071652U CN222071652U CN202323274995.4U CN202323274995U CN222071652U CN 222071652 U CN222071652 U CN 222071652U CN 202323274995 U CN202323274995 U CN 202323274995U CN 222071652 U CN222071652 U CN 222071652U
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- CN
- China
- Prior art keywords
- resistor
- cabinet
- unit frame
- frame
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 2
- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005350 ferromagnetic resonance Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Details Of Resistors (AREA)
Abstract
The utility model provides a high-power horizontal resistance cabinet, includes the cabinet body, resistance board, heat dissipation fan, its characterized in that the resistance board is arranged and is set up at the internal middle part of cabinet and front portion, and heat dissipation fan sets up the internal rear portion of cabinet, the resistance board outside is equipped with resistance unit frame, and resistance unit frame's middle part is equipped with horizontal frame, and resistance unit frame's upper and lower interior terminal surface is arranged with horizontal frame's upper and lower terminal surface and is equipped with first round porcelain round pin, be equipped with two at least resistance strips between horizontal frame and the upper and lower end of resistance unit frame, the technique that this scheme provided is high-power horizontal braking resistance device, can reduce product volume effectively, and heat dispersion is good, and mechanical strength stable in structure moreover.
Description
Technical Field
The utility model relates to the technical field of high-power resistor equipment, in particular to a high-power horizontal resistor cabinet.
Background
The neutral point of the electric generator is grounded in a high resistance mode so as to limit the grounding current and prevent various over-voltage hazards. The neutral point can limit fault current to proper value through resistor ground connection, improves the sensitivity of relay protection and acts on tripping operation, makes the fault point only probably take place local slight burn simultaneously again, limits transient state overvoltage to normal line voltage to 2.6 times of neutral point voltage, restricts the reignition of electric arc, prevents arc gap overvoltage and damages the main equipment, can effectively prevent ferromagnetic resonance overvoltage simultaneously to guarantee the safe operation of generator prior art now, high-power horizontal braking resistance device has the problem: large volume, poor heat dissipation, and unstable mechanical strength structure
Disclosure of utility model
The utility model provides a high-power horizontal resistor cabinet which is used for solving the technical problems in the background technology.
The high-power horizontal resistor cabinet comprises a cabinet body, resistor plates and a heat dissipation fan, and is characterized in that the resistor plates are arranged in the middle and the front of the cabinet body, the heat dissipation fan is arranged at the rear of the cabinet body, resistor unit frames are arranged outside the resistor plates, a transverse frame is arranged in the middle of each resistor unit frame, at least two groups of resistor strips are arranged between the upper end and the lower end of each resistor unit frame, bending ends are arranged above and below each resistor strip, insertion holes are formed in the upper bending ends and the lower bending ends, first round porcelain pins are inserted into the upper end insertion holes of the resistor strips at the upper part and the insertion holes of the lower ends of the resistor strips, a partition plate is arranged between the resistor strips, second round porcelain pins are arranged on the upper end and the lower end insertion holes of the resistor strips at the upper part, a fixed frame is arranged in the middle of the cabinet body, and a blocking net is arranged at the front and the rear of the cabinet body.
The high power horizontal resistance cabinet of claim, wherein the side of the cabinet body is provided with a control box and a junction box.
The high-power horizontal resistor cabinet according to, wherein connecting plates are arranged at two ends of the resistor strip of the resistor plate, penetrate through the side ends of the resistor unit frame, and are fixed through square porcelain sleeves.
The high-power horizontal resistor cabinet of claim, wherein a deflector is arranged in the middle of the fixed frame of the heat radiation fan.
The high power horizontal type resistor cabinet according to, wherein the first round porcelain pin is provided with a fixing ring and is fixed on the resistor unit frame through bolts, and the end part of the second round porcelain pin is fixedly arranged in the partition plate.
The high-power horizontal resistor cabinet of claim, wherein the resistor plate is provided with a reinforcing rib on the resistor plate surface.
The beneficial effects are that: the technology that this scheme provided is high-power horizontal braking resistance device, can reduce the product volume effectively, and heat dispersion is good, and mechanical strength stable in structure moreover.
Drawings
FIG. 1 is a schematic diagram of a main structure of the present utility model;
FIG. 2 is an external view of the body of the present utility model;
FIG. 3 is a view showing the construction of a resistance plate according to the present utility model;
FIG. 4 is a block diagram of a resistor strip of the present utility model;
FIG. 5 shows the present utility model a structure diagram of a heat radiation fan;
FIG. 6 is a block diagram of a fixed frame according to the present utility model
In the figure: the cabinet body 1, the fixed frame 101, the guide plate 1011, the blocking net 102, the control box 103, the junction box 104, the resistor plate 2, the heat dissipation fan 3, the resistor unit frame 201, the transverse frame 202, the first round porcelain pin 203, the fixed ring 2031, the resistor belt 204, the connecting plate 2041, the square porcelain sleeve 2042, the reinforcing ribs 2043, the partition plate 205 and the second round porcelain pin 206.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The high-power horizontal resistor cabinet comprises a cabinet body 1, a resistor plate 2 and a heat dissipation fan 3, and is characterized in that the resistor plate 2 is arranged in the middle and the front of the cabinet body 1, the heat dissipation fan 3 is arranged at the rear of the cabinet body 1, a resistor unit frame 201 is arranged outside the resistor plate 2, a transverse frame 202 is arranged in the middle of the resistor unit frame 201, first round porcelain pins 203 are arranged on the upper and lower inner end surfaces of the resistor unit frame 201 and the upper and lower end surfaces of the transverse frame 202, at least two groups of resistor belts 204 are arranged between the transverse frame 202 and the upper and lower ends of the resistor unit frame 201, bending ends are arranged on the upper and lower sides of the resistor belt 204, jacks are arranged at the upper and lower bending ends of the resistor belt 204, the first round porcelain pins 203 are inserted into the upper end jacks of the resistor belt 204 at the upper part and the lower end jacks of the resistor belt 204 at the lower part, a spacer plate 205 is arranged between the resistor belt 204, second round porcelain pins 206 are arranged on the upper and lower end surfaces of the resistor belt 204 at the upper end and the lower end of the resistor belt 204, a spacer wire 101 is arranged in the upper end of the resistor belt 204, and the upper end of the resistor belt 1 is fixed, and the upper side of the resistor plate is provided with a fixed in the upper array 101.
Further, a control box 103 and a junction box 104 are arranged on the side of the cabinet body 1.
Further, the resistor strips 204 of the resistor plate 2 are provided with connection plates 2041 at both ends, and the connection plates 2041 pass through the side ends of the resistor unit frame 201 and are fixed by square porcelain bushings 2042.
Further, a baffle 1011 is provided in the middle of the fixed frame 101 of the heat dissipation fan 3.
Further, the first round porcelain pin 203 is provided with a fixing ring 2031, and is fixed to the resistor unit frame 201 by a bolt, and the second round porcelain pin 206 is fixedly provided in the partition plate 205 at an end portion.
Further, the resistive strip 204 of the resistive plate 2 has ribs 2043 on the surface thereof.
The resistor strips 204 in the resistor plate 2 structure are arranged in the resistor unit frame 201, the number of the resistor strips 204 is at least four, a separation plate is arranged between the resistor strips 204 at the upper and lower parts, a transverse frame 202 is arranged between the resistor strips 204 at the middle part, a second round porcelain pin 206 is buried and fixed on the separation plate, a first round porcelain pin 203 is arranged at the upper and lower ends of the resistor unit frame 201 and the upper and lower ends of the transverse frame 202, the first round porcelain pin 203 is fixed through bolts, a fixing ring 2031 is arranged at the front part of the first round porcelain pin 203, the first round porcelain pin 203 and the second round porcelain pin 206 are inserted into holes at the upper and lower ends of the resistor strip 204 to play a limiting role, the resistance belt 204 both ends extend resistance unit frame 201 both ends and are fixed through square porcelain cover 2042, the fixed mode can select the bolt fastening, fix resistance board 2 range in cabinet body 1 through the fixing bolt of resistance unit frame 201 outward flange, and through series-parallel connection, set up the junction in the terminal box 104 of cabinet body 1 lateral part, fix cooling fan 3 in cabinet body 1 through fixed frame 101 array, and the flow rate that the deflector 1011 is convenient to increase wind-force is installed to fixed frame 101, cooling fan 3's controller sets up in control box 103, the controller can set up to independent control or collective control, cabinet body 1's front and back portion is equipped with and blocks net 102, avoid debris entering.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323274995.4U CN222071652U (en) | 2023-12-02 | 2023-12-02 | High power horizontal resistor cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323274995.4U CN222071652U (en) | 2023-12-02 | 2023-12-02 | High power horizontal resistor cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222071652U true CN222071652U (en) | 2024-11-26 |
Family
ID=93549920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323274995.4U Active CN222071652U (en) | 2023-12-02 | 2023-12-02 | High power horizontal resistor cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222071652U (en) |
-
2023
- 2023-12-02 CN CN202323274995.4U patent/CN222071652U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |