CN219979436U - Switch pole - Google Patents
Switch pole Download PDFInfo
- Publication number
- CN219979436U CN219979436U CN202321380106.XU CN202321380106U CN219979436U CN 219979436 U CN219979436 U CN 219979436U CN 202321380106 U CN202321380106 U CN 202321380106U CN 219979436 U CN219979436 U CN 219979436U
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- Prior art keywords
- switch
- pole
- housing
- assembly
- moving contact
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- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000005611 electricity Effects 0.000 claims abstract description 20
- 230000003068 static effect Effects 0.000 claims abstract 4
- 239000003990 capacitor Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a switch pole. The pole comprises a shell seat, a three-station switch, a vacuum arc-extinguishing chamber, a power measuring and taking mechanism, a pull rod assembly and a power transmission assembly. Wherein, three station switch transversely sets up in the shell seat, and vacuum interrupter sets up in three station switch's below vertically, and transmission of electricity subassembly sets up in one side of vacuum interrupter, and transmission of electricity subassembly is used for the current input to vacuum interrupter of outside, and vacuum interrupter includes static contact and moving contact, and static contact electric connection is in three station switch, and moving contact electric connection is in transmission of electricity subassembly, and the pull rod subassembly then is connected in the moving contact, and the pull rod subassembly can drive the moving contact and move downwards. The pole with the structure can greatly optimize the internal structure, the length of the pole can be greatly reduced, and the vacuum arc-extinguishing chamber which is vertically arranged is more convenient to electrically connect with the power transmission assembly arranged on one side. In addition, the pull rod assembly is more convenient for pulling the vacuum arc extinguishing chamber which is vertically arranged.
Description
Technical Field
The present utility model relates generally to the field of circuit breaker apparatus, and more particularly to a switching pole.
Background
The switch cabinet is used for switching, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system.
The switch cabinet mainly comprises a cabinet body, a bus and a circuit breaker, wherein the circuit breaker comprises a pole, an operating mechanism and the like. The pole comprises a three-station switch, a vacuum arc-extinguishing chamber and the like, and the operating mechanism can be used for operating the working states of the three-station switch and the vacuum arc-extinguishing chamber. Currently, with the development of circuit breaker technology, the circuit breaker is increasingly miniaturized, and further, the structure of the pole needs to be more compact. However, in the related art, due to the structure of the three-position switch and the vacuum interrupter, it often occurs that the size of the pole exceeds the space defined by the cabinet.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
It is a primary object of the present utility model to overcome at least one of the above-mentioned drawbacks of the prior art and to provide a switching pole.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
according to one aspect of the utility model, a switch pole is provided, the pole comprises a shell seat, a three-position switch, a vacuum arc-extinguishing chamber and a power transmission assembly, the three-position switch is transversely arranged on the shell seat, the vacuum arc-extinguishing chamber is vertically arranged below the three-position switch, the power transmission assembly is used for inputting current to the vacuum arc-extinguishing chamber, the vacuum arc-extinguishing chamber comprises a fixed contact and a moving contact, the fixed contact is electrically connected with the three-position switch, and the moving contact is electrically connected with the power transmission assembly.
According to an embodiment of the present utility model, the power transmission assembly includes a first connecting member electrically connected to the moving contact, and the first connecting member is made of a flexible conductive material.
According to an embodiment of the present utility model, two ends of the first connecting piece are detachably and electrically connected to the power transmission assembly and the moving contact, respectively, and the first connecting piece is a thin rod made of copper.
According to an embodiment of the utility model, the pole further comprises a pull rod assembly, the pull rod assembly is connected to the moving contact, and the pull rod assembly can drive the moving contact to move downwards.
According to an embodiment of the utility model, the pole further comprises a power measuring and taking mechanism, the power measuring and taking mechanism comprises a power measuring component and a power taking component, the power measuring component comprises a voltage sensor inserted into the shell seat, and the power taking component comprises a power taking capacitor inserted into the shell seat.
According to an embodiment of the present utility model, the electricity measuring and taking mechanism further includes a circuit assembly and a shielding case, the voltage sensor and the electricity taking capacitor are respectively and electrically connected to the circuit assembly, the circuit assembly and the shielding case are respectively built in the housing, the shielding case is disposed around the circuit assembly, and the circuit assembly is provided with a connector exposed out of the housing.
According to an embodiment of the utility model, an observation window for observing the working state of the three-station switch is arranged on the top surface of the shell seat.
According to an embodiment of the utility model, the top surface of the shell seat is provided with a first boss extending vertically upwards, and a second boss extending obliquely upwards, the end surface of the first boss is provided with a first observation window, and the end surface of the second boss is provided with a second observation window.
According to an embodiment of the present utility model, the housing further includes a first upper cover and a second upper cover, and the first upper cover and the second upper cover are respectively used for covering the first viewing window and the second viewing window.
According to the technical scheme, the switch pole has the advantages and positive effects that:
the pole provided by the utility model has the advantages that the internal arrangement of the pole can be greatly optimized through the vertical structure of the three-station switch and the vacuum arc-extinguishing chamber, the length dimension of the pole can be reduced, and meanwhile, the electric connection between the vacuum arc-extinguishing chamber and the power transmission assembly is facilitated, so that the pole has good practicability.
Drawings
Various objects, features and advantages of the present utility model will become more apparent from the following detailed description of the preferred embodiments of the utility model, when taken in conjunction with the accompanying drawings. The drawings are merely exemplary illustrations of the utility model and are not necessarily drawn to scale. In the drawings, like reference numerals refer to the same or similar parts throughout. Wherein:
fig. 1 is a first axial side schematic view of a switch pole shown in accordance with an exemplary embodiment.
Fig. 2 is a second axial side structural schematic (hidden housing) of a switch pole according to an exemplary embodiment.
Fig. 3 is a schematic cross-sectional structure of a switching pole according to an exemplary embodiment.
Fig. 4 is a schematic view of a partial cross-sectional structure of a switching pole according to an exemplary embodiment.
Fig. 5 is a schematic diagram illustrating an axial side structure of a circuit breaker according to an exemplary embodiment.
Wherein reference numerals are as follows:
100-pole;
110-a housing base; 111-a first viewing window; 112-a second viewing window; 113-a first upper cover; 114-a second upper cover; 120-three-position switch; 121-an input shaft; 130-a vacuum arc extinguishing chamber; 131-a stationary contact; 132—a moving contact; 140-a tie rod assembly; 150-a power transmission assembly; 151-first connector; 160-measuring and taking electricity mechanism; 161-electricity taking capacitance; 162-voltage sensor; 163-line assembly; 164-shielding;
200-a first operating mechanism;
300-a second operating mechanism.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.
The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the inventive aspects may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of the utility model.
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
As shown in fig. 1, 2 and 3, the present embodiment provides a switching pole, such a pole 100 comprising a housing 110, a three-position switch, a vacuum interrupter 130, a pull rod assembly 140 and a power transmission assembly 150. Wherein, three station switch transversely sets up in shell seat 110, vacuum interrupter 130 sets up in three station switch's below vertically, transmission of electricity subassembly 150 sets up in one side of vacuum interrupter 130, transmission of electricity subassembly 150 is used for the current input of outside to vacuum interrupter 130, vacuum interrupter 130 includes stationary contact 131 and moving contact 132, stationary contact 131 electric connection is in three station switch, moving contact 132 electric connection is in transmission of electricity subassembly 150, pull rod assembly 140 then connects in moving contact 132, pull rod assembly 140 can drive moving contact 132 and move down. It should be noted that, the structures of the three-position switch, the vacuum interrupter 130, the pull rod assembly 140 and the power transmission assembly 150 are in the prior art, and are not described herein.
According to the pole 100 provided by the embodiment, through the vertical arrangement of the three-station switch and the vacuum arc-extinguishing chamber 130, the length dimension of the pole 100 can be greatly reduced, and meanwhile, the vertically arranged vacuum arc-extinguishing chamber 130 is more convenient to electrically connect with the power transmission assembly 150 arranged on one side. In addition, the pull rod assembly 140 also facilitates pulling the vertically disposed vacuum interrupter 130.
As shown in fig. 3, in the present embodiment, the power transmission assembly 150 includes a first connecting member 151 electrically connected to the moving contact 132, the first connecting member 151 is a thin rod made of copper, and two ends of the first connecting member 151 are detachably and electrically connected to the power transmission assembly 150 and the moving contact 132 respectively by bolts. Of course, in other embodiments, other flexible conductive materials in the prior art may be used for the first connecting member 151, which will not be described herein. The first connecting piece 151 can ensure that the moving contact 132 of the vacuum interrupter 130 is reliably electrically connected with the power transmission assembly 150 during the pulling process of the moving contact 132
As shown in fig. 2, 3 and 4, in the present embodiment, the power measurement mechanism 160 includes a power measurement component, a line component 163 and a shield 164. The electricity measuring component comprises a voltage sensor 162 inserted in the shell seat 110, the electricity taking component comprises an electricity taking capacitor 161 inserted in the shell seat 110, the voltage sensor 162 measures the zero sequence and phase sequence voltage of the switch cabinet, the electricity taking capacitor 161 can provide working electric energy for secondary components of the switch equipment, such as illumination, cameras, protection and the like, and in addition, the electricity taking capacitor 161 can provide required working electric energy for an operating mechanism and the like of the circuit breaker. In addition, in the present embodiment, the measurement and measurement mechanism 160 further includes a circuit assembly 163 and a shielding case 164, the voltage sensor 162 and the measurement capacitor 161 are respectively electrically connected to the circuit assembly 163, the circuit assembly 163 and the shielding case 164 are respectively disposed in the housing 110, and the shielding case 164 is disposed around the circuit assembly 163, and the circuit assembly 163 is provided with a connector exposed out of the housing 110. The necessary operating power can be supplied to the operating mechanism of the circuit breaker, etc., through the connector of the line assembly 163. Because the voltage sensor 162, the electricity taking capacitor 161, the shielding cover 164 and the corresponding circuits are all arranged inside the shell seat 110, the insulation performance is good, and the electricity taking mechanism 160 still has reliable working performance under the high-voltage environment of the circuit breaker. It should be noted that, the connection relationship between the electricity taking capacitor 161, the voltage sensor 162 and the shielding case 164, and the connection relationship between them and the circuit assembly 163 all belong to the prior art devices, and are not described herein.
As shown in fig. 1, 3 and 4, in the present embodiment, the top surface of the housing base 110 is provided with a first boss extending vertically upward, and a second boss extending obliquely upward, the end surface of the first boss is provided with a first observation window 111, the end surface of the second boss is provided with a second observation window 112, and the first observation window 111 and the second observation window 112 respectively face two movable contact positions of the three-position switch 120. The housing 110 further includes a first upper cover 113 and a second upper cover 114 made of transparent materials, and the first upper cover 113 and the second upper cover 114 are respectively used for covering the first observation window 111 and the second observation window 112. The monitoring mechanism (not shown) for breaking can monitor the two movable contact positions of the three-position switch 120 through the first observation window 111 and the second observation window 112, so as to ensure whether the three-position switch 120 is in a set normal state, ensure the normal operation of the pole 100, and improve the safety of the breaker.
As shown in fig. 5, the present embodiment also provides a circuit breaker including a pole 100, a first operating mechanism 200, and a second operating mechanism 300. The pole 100 is the pole 100 provided in the above embodiment, and the measurement motor 160 can provide the first operating mechanism 200 and the second operating mechanism 300 with the required electric energy. Of course, the measurement motor 160 may also provide working power for secondary components of the switchgear, such as lighting, cameras, protection, etc., which will not be described herein. As shown in fig. 3, the three-position switch 120 is provided with an input shaft 121, and the first operating mechanism 200 can operate the working state of the three-position switch 120 by driving the input shaft 121 to rotate. The second operating mechanism 300 can drive the pull rod assembly 140 up and down, so as to achieve the purpose of switching the working state of the vacuum interrupter 130. It should be noted that, the first operating mechanism 200 and the second operating mechanism 300 belong to the prior art, and are not described herein.
According to the pole 100 provided by the embodiment, through the vertical arrangement of the three-position switch and the vacuum arc-extinguishing chamber 130, the internal structure of the pole 100 can be greatly optimized, the length dimension of the pole 100 can be greatly reduced, and meanwhile, the vertically arranged vacuum arc-extinguishing chamber 130 is more convenient to electrically connect with the power transmission assembly 150 arranged on one side. In addition, the pull rod assembly 140 is more convenient for pulling the vacuum arc extinguishing chamber 130 which is arranged vertically, and has good practicability.
It should be appreciated that the various examples described above may be utilized in a variety of directions (e.g., tilted, inverted, horizontal, vertical, etc.) and in a variety of configurations without departing from the principles of the present utility model. The embodiments shown in the drawings are shown and described merely as examples of useful applications of the principles of the utility model, which are not limited to any specific details of these embodiments.
Of course, once the above description of the representative embodiments has been carefully considered, those skilled in the art will readily appreciate that numerous modifications, additions, substitutions, deletions, and other changes may be made to these specific embodiments, and such changes are within the scope of the principles of the present utility model. Accordingly, the foregoing detailed description is to be clearly understood as being given by way of illustration and example only, the spirit and scope of the present utility model being limited solely by the appended claims and equivalents thereto.
Claims (9)
1. The utility model provides a switch utmost point post, its characterized in that, utmost point post includes shell seat, three station switch, vacuum interrupter and transmission of electricity subassembly, three station switch transversely set up in the shell seat, vacuum interrupter vertical set up in three station switch's below, transmission of electricity subassembly is used for to vacuum interrupter input current, vacuum interrupter includes static contact and moving contact, static contact electric connection in three station switch, moving contact electric connection in transmission of electricity subassembly.
2. The switch pole of claim 1, wherein the power transmission assembly includes a first connector electrically connected to the moving contact, the first connector being of a flexible conductive material.
3. The switch pole of claim 2, wherein two ends of the first connecting member are detachably and electrically connected to the power transmission assembly and the moving contact, respectively, and the first connecting member is a thin rod made of copper.
4. The switch pole of claim 2, further comprising a pull rod assembly connected to the movable contact, the rod assembly being capable of moving the movable contact downward.
5. The switch pole of claim 1, further comprising a power metering mechanism comprising a power metering component and a power metering component, the power metering component comprising a voltage sensor interposed in the housing, the power metering component comprising a power metering capacitor interposed in the housing.
6. The switch pole of claim 5, wherein the measuring mechanism further comprises a circuit assembly and a shield, the voltage sensor and the electric capacitor are respectively and electrically connected to the circuit assembly, the circuit assembly and the shield are respectively built in the housing, the shield is disposed around the circuit assembly, and the circuit assembly is provided with a connector exposed out of the housing.
7. The switch pole of claim 1, wherein the top surface of the housing is provided with an observation window for observing the operating state of the three-position switch.
8. The switch pole according to claim 7, wherein the top surface of the housing is provided with a first boss extending vertically upward and a second boss extending obliquely upward, an end surface of the first boss is provided with a first viewing window, and an end surface of the second boss is provided with a second viewing window.
9. The switch pole of claim 8, wherein the housing further comprises a first upper cover and a second upper cover, the first upper cover and the second upper cover being configured to cover the first viewing window and the second viewing window, respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321380106.XU CN219979436U (en) | 2023-06-01 | 2023-06-01 | Switch pole |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321380106.XU CN219979436U (en) | 2023-06-01 | 2023-06-01 | Switch pole |
Publications (1)
Publication Number | Publication Date |
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CN219979436U true CN219979436U (en) | 2023-11-07 |
Family
ID=88587993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321380106.XU Active CN219979436U (en) | 2023-06-01 | 2023-06-01 | Switch pole |
Country Status (1)
Country | Link |
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CN (1) | CN219979436U (en) |
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2023
- 2023-06-01 CN CN202321380106.XU patent/CN219979436U/en active Active
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