CN219394200U - Be applied to five point type isolation switch cabinets of high frequency power electric field - Google Patents
Be applied to five point type isolation switch cabinets of high frequency power electric field Download PDFInfo
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- CN219394200U CN219394200U CN202223259567.XU CN202223259567U CN219394200U CN 219394200 U CN219394200 U CN 219394200U CN 202223259567 U CN202223259567 U CN 202223259567U CN 219394200 U CN219394200 U CN 219394200U
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Abstract
The utility model provides a be applied to five point type isolation switch cabinets of high frequency power electric field, including switch cabinet and isolation switch, set up the observation window on the switch cabinet, isolation switch comprises the connection base of fixed mounting on the switch cabinet lateral wall and the power end that sets up respectively on connection base, the electric field end, the contact end, electric field ground connection and power ground connection, cover is equipped with first pivot on the power end, this first pivot and the one end swing joint of first connecting rod, its other end can link to each other with electric field end or contact end or power ground connection, the cover is equipped with the second pivot on the electric field end, the one end swing joint of second pivot and second connecting rod, its other end can link to each other with electric field end or contact end or electric field ground connection, be used for realizing various connected mode between power end, electric field end, contact end, electric field ground connection and the power ground connection. The utility model has the advantages of simple structure, convenient use, safety, quick and convenient power change and lamp replacement.
Description
Be applied to five point type isolation switch cabinets of high frequency power electric field
Technical Field
The utility model relates to a five-point type isolation switch cabinet applied to a high-frequency power supply electric field, and belongs to the technical field of isolation switch cabinets.
Background
The electric dust collector is one kind of necessary equipment for heat power plant and has the functions of eliminating granular fume from fume exhausted from kitchen range or oil burning boiler, reducing fume amount into atmosphere greatly, improving environment pollution and raising air quality. The electric dust collector has the advantages of energy saving, high efficiency and stable operation, and has important significance for reducing the station power consumption, increasing the on-line electric quantity, improving the technical and economic indexes of a unit, reducing the power generation cost and finally improving the economic benefit of a thermal power plant. Because of this, the foreign large-scale thermal power company and engineering company attach great importance to the electric dust removal electricity consumption problem, put the electricity consumption at the same examination index position as the dust removal efficiency, and a whole set of measures are provided in the bidding document to evaluate the electricity consumption scheme of the bidder, so as to ensure that the bidder can provide energy-saving and efficient electric dust removal facilities and services.
The fault rate of the electric field high-frequency equipment is high, and the defects of output open circuit, output short circuit, input open circuit, output overvoltage and high oil temperature alarm frequently occur. The dust removal efficiency of the side can be reduced when the dust removal device is withdrawn from operation, other electric field loads are increased, and even the smoke dust emission concentration at the exhaust port is influenced, so that certain influence is caused on environmental protection indexes.
There is a margin in the capacity configuration of the high-frequency power supply, and the conventional method is as follows: 1. manually connecting high-frequency power supplies of adjacent electric fields by using high-voltage leads to perform one-to-two operation; 2. operating with the electric field on the high-frequency fault side of the high-frequency band on the fault side of the electric field. The traditional method of the four-point type isolating knife cabinet is time-consuming, labor-consuming and low in safety, and therefore the five-point type isolating knife cabinet which is safe and convenient to change electricity and applied to a high-frequency power supply electric field is designed.
Disclosure of Invention
The utility model aims to solve the problems, and the five-point type isolation knife switch cabinet is simple in structure, simple to operate, safe, efficient and convenient to change electricity and is applied to a high-frequency power supply electric field.
The utility model is realized by the following technical scheme: the utility model provides a be applied to five point type isolation switch cabinets of high frequency power electric field, includes switch cabinet and sets up the isolation switch in the switch cabinet inside, be provided with the observation window on the switch cabinet for observe the inside isolation switch of switch cabinet, isolation switch's quantity is at least a set of, and this isolation switch comprises connecting base on the switch cabinet lateral wall and the power end that set up respectively on connecting base, electric field end, contact terminal, electric field earthing terminal and power earthing terminal, wherein overlaps on the power end and is equipped with first pivot, and this first pivot can link to each other with electric field end or contact terminal or power earthing terminal, the cover is equipped with the second pivot on the electric field end, and this second pivot can link to each other with electric field end or contact terminal or electric field earthing terminal for realize various connected mode between power end, electric field end, contact terminal, electric field earthing terminal and the power earthing terminal.
As preferable: the utility model discloses a power supply end, including first pivot, second pivot, connecting end and electric field grounding end, the first pivot is kept away from the one side tip of power end and the second pivot is kept away from the one side tip of power end on all be provided with a convex just inside connector that has the spring to at the electric field end, contact end and the one side of power grounding end are on one's body and the electric field end, contact end and electric field grounding end all are provided with the fixed recess that is used for the card to go into the connector on one's body, after the connector card was gone into fixed recess, make the connector fixed under the effect of spring for guarantee that the connection between power end, electric field end, contact end, electric field grounding end and the power grounding end is fixed.
As preferable: five ends are arranged on the connecting base in total, a power end, an electric field end, a contact end, an electric field grounding end and a power grounding end are arranged on each end respectively, the distances between the power end and the power grounding end or between the power end and the contact end are the same, the connecting base is used for facilitating the first connecting rod to conduct quick switching, and the distances between the electric field end and the power end or between the electric field end and the contact end are the same, and the connecting base is used for facilitating the second connecting rod to conduct quick switching.
As preferable: the number of the isolating knife switches is two, wherein the connecting ends of the first isolating knife switch are connected with one end of the connecting cable through the connecting device, the isolating knife switch at the other end of the connecting cable is connected with the connecting ends of the second isolating knife switch through the connecting device, and the isolating knife switch is used when the high-frequency power supply on one isolating knife switch fails in a normal electric field and the high-frequency power supply on the other isolating knife switch fails in a normal electric field.
As preferable: and the power end, the electric field end and the connecting end are respectively provided with a supporting insulating part for ensuring the life safety of staff.
As preferable: the connecting device is a plum blossom contact.
The utility model has the following advantages:
1. the traditional manual connection of adjacent electric field high frequency electric frequency is changed into the connection through the isolation switch cabinet, so that the electric field high frequency electric power switch is safe and efficient, and time and labor are saved.
2. The five-point type isolating switch cabinet has the advantages that the functions of the conventional isolating cabinet with four points are changed, the functions are various, the safety is improved, and the electricity replacement is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the design of the present utility model;
FIG. 3 is a state diagram of the guillotine blade in the open circuit test of the present utility model;
FIG. 4 is a state diagram of a guillotine blade in a short circuit test (service) of the present utility model;
FIG. 5 is a state diagram of the guillotine blade in normal operation according to the present utility model;
FIG. 6 is a diagram showing the switching state of the knife switch when the B high-frequency power supply fails;
fig. 7 is a state diagram of knife switch when the a electric field and the B power source fail in the present utility model.
Fig. 8 is a schematic structural view of a connecting head and a fixing groove in the present utility model.
Fig. 9 is a schematic structural view of a tulip contact according to the present utility model.
Detailed Description
The utility model will be described in detail with reference to the accompanying drawings: as shown in fig. 1, the five-point type isolation knife switch cabinet applied to the high-frequency power supply electric field comprises a knife switch cabinet 1 and isolation knife switches 2 arranged in the knife switch cabinet, wherein an observation window 3 is arranged on the knife switch cabinet 1 and used for observing the isolation knife switches 2 in the knife switch cabinet 1, the number of the isolation knife switches 2 is at least one group, the isolation knife switches 2 are composed of a connecting base 4 fixedly arranged on the side wall of the knife switch cabinet 1, and a power supply end S1, an electric field end S2, a connecting end S3, an electric field grounding end S4 and a power supply grounding end S5 which are respectively arranged on the connecting base 4, a first rotating shaft 5 is sleeved on the power supply end S1, the other end of the first rotating shaft can be connected with the electric field end S2 or the connecting end S3 or the power supply grounding end S5, a second rotating shaft 7 is sleeved on the electric field end S2 and can be connected with the electric field end S2 or the electric field grounding end S3 or the electric field grounding end S4, and the first rotating shaft is used for realizing connection modes among the power supply end S1, the electric field end S2, the electric field end S3 and the grounding end S4.
As shown in fig. 8, the end of the first rotating shaft 5 far away from the power end S1 and the end of the second rotating shaft 7 far away from the power end S1 are both provided with a connector 11 with a circular arc shape and a spring 12 inside, and on the side of the electric field end S2, the connecting end S3 and the power grounding end S5, and the electric field end S2 are both provided with a fixing groove for clamping the connector, after the connector 11 is clamped in the middle position of the fixing groove 12, the connector is fixed under the action of the spring, so as to ensure the fixation among the power end S1, the electric field end S2, the connecting end S3, the electric field grounding end S4 and the power grounding end S5.
The electric field grounding device can conveniently slide into the fixing groove through the circular arc-shaped connector, the connector is internally provided with the spring, the connector is fixed in the fixing groove and cannot move through the elastic force of the shrinkage of the spring, the connection between the power end, the electric field end, the connecting end, the electric field grounding end and the power grounding end is ensured not to be loose, and the circular arc-shaped structural design of the connector enables the connector to slide out of the fixing groove after being applied externally, so that the mutual switching among the power end S1, the electric field end S2, the connecting end S3, the electric field grounding end S4 and the power grounding end S5 is conveniently realized.
Five ends are arranged on the connection base 4 in total, a power source end S1, an electric field end S2, a connecting end S3, an electric field grounding end S4 and a power source grounding end S5 are respectively arranged on each end, the distance between the power source end S1 and the power source grounding end S5 or the distance between the power source end S1 and the connecting end S3 or the distance between the power source end S3 and the connecting end S3 are the same, the first connecting rod 6 is convenient to conduct rapid switching, and the distance between the electric field end S2 and the power source end S1 or the distance between the electric field end S2 and the connecting end S3 are the same, and the second connecting rod 8 is convenient to conduct rapid switching.
The number of the isolating blade switches 2 is two, wherein the connecting ends S3 on the first isolating blade switch are connected with one end of the connecting cable through a connecting device, the other end of the connecting cable is connected with the connecting ends S3 on the second isolating blade switch through a connecting device, and the connecting device is used when the high-frequency power supply on one isolating blade switch is in normal electric field failure and the high-frequency power supply on the other isolating blade switch is in normal electric field failure, as shown in fig. 9, and the connecting device is a plum blossom contact. Compared with the traditional crocodile clip, the quincuncial contact adopted by the utility model has more stable performance, is safe and reliable, and prevents the loose of the connecting cable during the operation of electric dust removal from influencing the safe and stable operation of the electric dust removal.
The power supply end S1, the electric field end S2 and the connecting end S3 are respectively provided with a supporting insulator 10 for ensuring the life safety of staff.
In the maintenance state, the utility model can rapidly switch the maintenance state, as shown in figure 2; in the test state, the open circuit and short circuit test is convenient to carry out;
in the test state, open circuit and short circuit tests are convenient to carry out, as shown in figures 3-4; fig. 5 is a normal operation state diagram of the present utility model. And in case of accident: the operation mode of one-driving-two or the mutual standby of the high-frequency power supplies can be realized, and the switching is flexible, as shown in fig. 6 or 7.
The utility model is to skillfully design and deform on the basis of a general four-point type isolating knife switch cabinet, and the isolating knife switch used by the utility model is a conventional part.
In the connection mode of the utility model, the quincuncial contact is arranged at the tail end of the connection cable so as to be convenient for connection with the connection ends of the two isolation knife switches.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (6)
1. Be applied to five point type isolation switch cabinets of high frequency power electric field, including switch cabinet (1) and setting up at the inside isolation switch (2) of switch cabinet, its characterized in that: be provided with observation window (3) on switch cabinet (1) for observe inside isolation switch (2) of switch cabinet (1), the quantity of isolation switch (2) is at least a set of, this isolation switch (2) is by fixed mounting on switch cabinet (1) lateral wall connect base (4) and set up respectively on connect base (4) power end (S1), electric field end (S2), contact end (S3), electric field ground connection end (S4) and power ground connection end (S5), wherein cover is equipped with first pivot (5) on power end (S1), the one end that this first pivot (5) kept away from power end (S1) can link to each other with electric field end (S2) or contact end (S3) or power ground connection end (S5), the cover is equipped with second pivot (7) on electric field end (S2), the one end that this second pivot (7) kept away from power end (S1) can be connected with electric field end (S2) or contact end (S3) or electric field ground connection end (S4), electric field end (S4) is connected with electric field end (S2), electric field mode (S4) is connected between each electric field end and the ground connection end (S5).
2. The five-point isolation knife switch cabinet applied to a high-frequency power supply electric field according to claim 1, wherein: the utility model discloses a power source, including first pivot (5), power source (S1) and second pivot (7), first pivot (5) are kept away from one side tip of power source (S1) and second pivot (7) are kept away from on one side tip of power source (S1) all be provided with connector (11) that arc and inside have spring (12) to on electric field end (S2), contact end (S3) and power ground (S5)' S side and electric field end (S2), contact end (S3) and electric field ground (S4) all are provided with the fixed recess that is used for the card to go into the connector on the side, after connector (11) card was gone into fixed recess, make connector (11) fixed under the effect of spring for guarantee to connect fixedly between power source (S1), electric field end (S2), contact end (S3), electric field ground (S4) and power ground (S5).
3. The five-point isolation knife switch cabinet applied to a high-frequency power supply electric field according to claim 1, wherein: five ends are arranged on the connecting base (4), a power supply end (S1), an electric field end (S2), a connecting end (S3), an electric field grounding end (S4) and a power supply grounding end (S5) are arranged on each end respectively, the distances between the power supply end (S1) and the power supply grounding end (S5) or between the connecting end (S3) and the connecting end (S3) are the same, the first connecting rod (6) is convenient to rapidly switch, and the distances between the electric field end (S2) and the power supply end (S1) or between the electric field end (S2) and the connecting end (S3) are the same, so that the second connecting rod (8) is convenient to rapidly switch.
4. The five-point isolation knife switch cabinet applied to a high-frequency power supply electric field according to claim 1, wherein: the number of the isolating knife switches (2) is two, wherein the connecting ends (S3) on the first isolating knife switch are connected with one end of the connecting cable through the connecting device, and the other end of the connecting cable is connected with the connecting ends (S3) on the second isolating knife switch through the connecting device, and the isolating knife switch is used when the high-frequency power supply on one isolating knife switch fails in a normal electric field and the high-frequency power supply on the other isolating knife switch fails in a normal electric field.
5. A five-point isolation knife switch cabinet for high frequency power electric field according to claim 3, characterized in that: and the power supply end (S1), the electric field end (S2) and the connecting end (S3) are respectively provided with a supporting insulating piece (10) for ensuring the life safety of staff.
6. The five-point isolation knife switch cabinet applied to a high-frequency power supply electric field as claimed in claim 4, wherein: the connecting device is a plum blossom contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223259567.XU CN219394200U (en) | 2022-12-06 | 2022-12-06 | Be applied to five point type isolation switch cabinets of high frequency power electric field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223259567.XU CN219394200U (en) | 2022-12-06 | 2022-12-06 | Be applied to five point type isolation switch cabinets of high frequency power electric field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219394200U true CN219394200U (en) | 2023-07-21 |
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ID=87166434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223259567.XU Active CN219394200U (en) | 2022-12-06 | 2022-12-06 | Be applied to five point type isolation switch cabinets of high frequency power electric field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219394200U (en) |
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2022
- 2022-12-06 CN CN202223259567.XU patent/CN219394200U/en active Active
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