CN212627034U - Air insulation bus duct - Google Patents

Air insulation bus duct Download PDF

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Publication number
CN212627034U
CN212627034U CN202020720231.0U CN202020720231U CN212627034U CN 212627034 U CN212627034 U CN 212627034U CN 202020720231 U CN202020720231 U CN 202020720231U CN 212627034 U CN212627034 U CN 212627034U
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China
Prior art keywords
bus duct
frame plate
duct shell
shell
fixedly connected
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CN202020720231.0U
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Chinese (zh)
Inventor
杨正才
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Qingdao Yezhifeng Electric Appliance Manufacturing Co ltd
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Qingdao Yezhifeng Electric Appliance Manufacturing Co ltd
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Abstract

The utility model relates to the technical field of bus duct equipment, in particular to an air insulation bus duct, which comprises a bus duct shell, an insulation mounting rack and a conductive bus bar, wherein the insulation mounting rack is arranged on the inner side of the bus duct shell; the inner side of the insulating mounting frame is connected with a plurality of parallel conductive busbars in a clamping manner, and the plurality of conductive busbars are arranged at intervals; a gap is formed between the conductive busbar positioned on the outer side and the bus duct shell; the middle of the top surface and the middle of the bottom surface of the bus duct shell are respectively provided with a plurality of radiating grooves. The utility model discloses an air insulation bus duct, a plurality of radiating grooves are respectively arranged on the top surface and the bottom surface of a bus duct shell, so that the radiating effect of the bus duct is improved; the utility model discloses an inside is equipped with the heat dissipation control mechanism that can open and close the regulation to a plurality of radiating grooves, when the bus duct is long-time to move, opens a plurality of radiating grooves through heat dissipation control mechanism, is convenient for dispel the heat to the inside electrically conductive female row of bus duct.

Description

Air insulation bus duct
Technical Field
The utility model relates to a bus duct equipment technical field, more specifically say, relate to an air insulation bus duct.
Background
Modern high-rise buildings and large workshops need huge electric energy, and safe and reliable conduction equipment needs to be selected in the face of the huge load needing hundreds of thousands of amperes of strong current, so that a bus system is a good choice. The bus duct is a power distribution device for efficiently transmitting current, and particularly meets the requirements of economic and reasonable wiring of higher and higher buildings and large-scale factories. The bus duct can be divided into an air type plug-in bus duct, a dense insulation plug-in bus duct and a high-strength plug-in bus duct according to an insulation mode. But the air insulation bus duct among the prior art has the relatively poor problem of radiating effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air insulation bus duct is equipped with a plurality of radiating grooves on the top surface of its bus duct shell and bottom surface respectively, improves the radiating effect of bus duct.
In order to achieve the purpose, the application provides an air insulation bus duct which comprises a bus duct shell, an insulation mounting rack and a conductive bus bar, wherein the insulation mounting rack is mounted on the inner side of the bus duct shell; the inner side of the insulating mounting frame is connected with a plurality of parallel conductive busbars in a clamping manner, and the plurality of conductive busbars are arranged at intervals; a gap is formed between the conductive busbar positioned on the outer side and the bus duct shell; the middle of the top surface and the middle of the bottom surface of the bus duct shell are respectively provided with a plurality of radiating grooves.
Optionally, the inner side of the heat dissipation groove is fixedly connected with a nylon filter screen.
Optionally, the air-insulated bus duct further includes a heat dissipation control mechanism; the heat dissipation control mechanism comprises an adjusting rotating block, a first bidirectional screw, a screw seat, a push-pull connecting plate and a sliding baffle; the adjusting rotating block is fixedly connected in the middle of the first bidirectional screw rod; two ends of the first bidirectional screw are respectively connected to a screw seat in a rotating fit manner; the two screw rod seats are symmetrically and fixedly connected to two ends of the side surface of the bus duct shell; two ends of the first bidirectional screw are connected with two symmetrically arranged push-pull connecting plates through threads; the upper end and the lower end of each of the two push-pull connecting plates are respectively fixedly connected with a sliding baffle, and the two sliding baffles are arranged oppositely up and down; the two sliding baffles are in relative sliding fit with two ends of the top surface of the bus duct shell so as to open and close the heat dissipation groove on the top surface of the bus duct shell; and the other two sliding baffles are in relative sliding fit with two ends of the bottom surface of the bus duct shell so as to open and close the radiating grooves in the bottom surface of the bus duct shell.
Optionally, the two sliding baffles which are oppositely arranged up and down are fixedly connected through a linkage vertical plate; the linkage vertical plate is in sliding fit with the side face of the bus duct shell.
Optionally, the insulating mounting frame comprises an upper frame plate, a lower frame plate, a second bidirectional screw, an adjusting runner and a guide shaft; two ends of the second bidirectional screw are respectively in running fit with the top surface and the bottom surface of the bus duct shell; the upper frame plate and the lower frame plate are respectively connected to the upper end and the lower end of the second bidirectional screw through threads; the upper frame plate and the lower frame plate are matched on the inner side surface of the bus duct shell in a relatively sliding manner; the upper frame plate and the lower frame plate are in sliding fit with the guide shaft; two ends of the guide shaft are respectively fixedly connected with the top surface and the bottom surface of the bus duct shell; a plurality of upper clamping grooves are formed in the bottom surface of the upper frame plate at intervals; the top surface of the lower frame plate is provided with a plurality of lower clamping grooves which are arranged at intervals; the plurality of lower clamping grooves and the plurality of upper clamping grooves are arranged in a one-to-one opposite mode; the upper clamping groove and the lower clamping groove which are oppositely arranged are connected with the conductive busbar in a clamping mode.
Optionally, a tensioning spring is sleeved on each of the second bidirectional screw and the guide shaft; the tension spring is located between the upper frame plate and the lower frame plate.
Optionally, the upper frame plate and the lower frame plate are made of insulating ceramics.
Optionally, the inner sides of the upper clamping groove and the lower clamping groove are all connected with insulating rubber pads in an adhering manner.
Optionally, an air insulation bus duct, its characterized in that: the pressing stabilizing piece is also included; the jacking stabilizing part comprises a jacking rod, a fixed seat, a pull block and a tension spring; the middle part of the top pressure rod is in sliding fit with the fixed seat; the fixed seat is fixed on the top surface of the bus duct shell; one end of the top pressure rod is connected in a positioning slot arranged on the wheel surface of the adjusting rotating wheel in an inserting manner; the other end of the top pressure rod is fixedly connected with a pulling block; the tension spring is fixedly connected between the pull block and the fixed seat.
The utility model has the advantages that:
the utility model discloses an air insulation bus duct, a plurality of radiating grooves are respectively arranged on the top surface and the bottom surface of a bus duct shell, so that the radiating effect of the bus duct is improved; the utility model is internally provided with a heat dissipation control mechanism which can open and close and adjust a plurality of heat dissipation grooves, when the bus duct runs for a long time, the heat dissipation control mechanism opens the plurality of heat dissipation grooves, thereby being convenient for dissipating heat of the conductive bus bar in the bus duct; the heat dissipation control mechanism is sealed on the plurality of heat dissipation grooves in a conventional state, so that dust is prevented from entering the bus duct; the utility model discloses inside is equipped with the insulating mounting bracket that can adjust, and insulating mounting bracket can press from both sides tightly fixedly to the electrically conductive female row of co-altitude, and the commonality is good.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a first overall schematic diagram provided in an embodiment of the present invention;
fig. 2 is a second overall schematic diagram provided in the embodiment of the present invention;
fig. 3 is a schematic view of a bus duct housing provided in an embodiment of the present invention;
fig. 4 is a schematic view of an insulating mounting bracket according to an embodiment of the present invention;
fig. 5 is a schematic view of a heat dissipation control mechanism provided in an embodiment of the present invention;
fig. 6 is a schematic view of a top pressure stabilizer according to an embodiment of the present invention.
Icon: a bus duct housing 1; a heat dissipation groove 101; an insulating mounting frame 2; an upper frame plate 201; a lower frame plate 202; a second bidirectional screw 203; an adjustment wheel 204; a guide shaft 205; a tension spring 206; a conductive busbar 3; a heat radiation control mechanism 4; adjusting a rotating block 401; a first bi-directional screw 402; a screw seat 403; a push-pull link plate 404; a slide damper 405; a linked riser 406; pressing the stabilizing piece 5; a top pressure rod 501; a fixed seat 502; a pull block 503; a tension spring 504.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all 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 application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present application, and changes or modifications in the relative relationship may be made without substantial technical changes.
The present invention will be described in further detail with reference to the accompanying fig. 1-6.
As shown in fig. 1-6, an air-insulated bus duct comprises a bus duct shell 1, an insulating mounting rack 2 and a conductive bus bar 3, wherein the insulating mounting rack 2 is mounted on the inner side of the bus duct shell 1; the inner side of the insulating mounting frame 2 is connected with a plurality of parallel conductive busbars 3 in a clamping manner, and the plurality of conductive busbars 3 are arranged at intervals; a gap is formed between the conductive busbar 3 positioned on the outer side and the bus duct shell 1; the middle of the top surface and the middle of the bottom surface of the bus duct shell 1 are respectively provided with a plurality of radiating grooves 101. The utility model discloses an air insulation bus duct is equipped with a plurality of radiating grooves 101 on the top surface of its bus duct shell 1 and bottom surface respectively, improves the radiating effect of bus duct.
The inner side of the heat dissipation groove 101 is fixedly connected with a nylon filter screen. Due to the arrangement of the nylon filter screen, external dust is prevented from entering the bus duct shell 1 through the heat dissipation groove 101 while the heat dissipation groove 101 dissipates heat.
The air insulation bus duct also comprises a heat dissipation control mechanism 4; the heat dissipation control mechanism 4 comprises an adjusting rotary block 401, a first bidirectional screw 402, a screw seat 403, a push-pull connecting plate 404 and a sliding baffle 405; the adjusting rotating block 401 is fixedly connected to the middle of the first bidirectional screw 402; two ends of the first bidirectional screw 402 are respectively connected to one screw seat 403 in a rotating fit manner; the two screw rod seats 403 are symmetrically and fixedly connected to two ends of the side surface of the bus duct shell 1; two ends of the first bidirectional screw 402 are connected with two symmetrically arranged push-pull connecting plates 404 through threads; the upper end and the lower end of each of the two push-pull connecting plates 404 are respectively fixedly connected with one of the sliding baffles 405, and the two sliding baffles 405 are arranged oppositely up and down; the two sliding baffles 405 are in relative sliding fit with two ends of the top surface of the bus duct shell 1 so as to open and close the heat dissipation groove 101 on the top surface of the bus duct shell 1; the other two sliding baffles 405 are in relative sliding fit with two ends of the bottom surface of the bus duct shell 1 so as to open and close the heat dissipation groove 101 on the bottom surface of the bus duct shell 1. The utility model discloses an inside is equipped with can open and close the heat dissipation control mechanism 4 of adjusting to a plurality of radiating grooves 101, when the bus duct is operated for a long time, opens a plurality of radiating grooves 101 through heat dissipation control mechanism 4, is convenient for dispel the heat to bus duct internal electric conduction female row 3; the heat dissipation control mechanism 4 is sealed on the plurality of heat dissipation grooves 101 in a conventional state, so that dust is prevented from entering the bus duct; when the heat dissipation control mechanism 4 is used, the rotation adjusting rotating block 401 drives the first bidirectional screw 402 to rotate, the first bidirectional screw 402 can drive the two push-pull connecting plates 404 to move relatively or move away from each other when rotating, so that the two push-pull connecting plates 404 respectively drive the two sliding baffles 405 to move relatively or move away from each other, and the two sliding baffles 405 are in relative sliding fit with two ends of the top surface of the bus duct shell 1 to open and close the heat dissipation groove 101 on the top surface of the bus duct shell 1; the other two sliding baffles 405 are in relative sliding fit with two ends of the bottom surface of the bus duct shell 1 so as to open and close the heat dissipation groove 101 on the bottom surface of the bus duct shell 1.
Two sliding baffles 405 which are arranged oppositely up and down are fixedly connected through a linkage vertical plate 406; the linked vertical plate 406 is in sliding fit with the side surface of the bus duct shell 1. The structural arrangement of the linkage vertical plate 406 can improve the stability of two sliding baffles 405 which are oppositely arranged up and down during synchronous motion.
The insulating mounting frame 2 comprises an upper frame plate 201, a lower frame plate 202, a second bidirectional screw 203, an adjusting runner 204 and a guide shaft 205; two ends of the second bidirectional screw 203 are respectively and rotationally matched on the top surface and the bottom surface of the bus duct shell 1; the top end of the second bidirectional screw 203 is fixedly connected with the adjusting rotating wheel 204; the upper frame plate 201 and the lower frame plate 202 are respectively connected to the upper end and the lower end of the second bidirectional screw rod 203 through threads; the upper frame plate 201 and the lower frame plate 202 are in relative sliding fit on the inner side surface of the bus duct shell 1; the upper frame plate 201 and the lower frame plate 202 are both slidably fitted on the guide shaft 205; two ends of the guide shaft 205 are respectively fixedly connected with the top surface and the bottom surface of the bus duct shell 1; a plurality of upper clamping grooves are formed in the bottom surface of the upper frame plate 201 at intervals; a plurality of lower clamping grooves arranged at intervals are formed in the top surface of the lower frame plate 202; the plurality of lower clamping grooves and the plurality of upper clamping grooves are arranged in a one-to-one opposite mode; the upper clamping groove and the lower clamping groove which are oppositely arranged are connected with the conductive busbar 3 in a clamping manner. The utility model is internally provided with an adjustable insulating mounting rack 2, the insulating mounting rack 2 can clamp and fix the conductive busbars 3 with different heights, and the universality is good; when adjusting, rotate and adjust runner 204 and drive the rotation of the two-way screw rod 203 of second, the two-way screw rod 203 of second drives the interval between frame plate 201 and the lower frame plate 202 and diminishes or the grow when rotating to a plurality of last double-layered groove through last frame plate 201 and a plurality of lower frame plate 202 the cooperation in lower double-layered groove presss from both sides tight fixedly to the electrically conductive female 3 of co-altitude, and it makes electrically conductive female 3 of arranging remain throughout in the centre of insulating mounting bracket 2 and bus duct shell 1, makes the utility model discloses an assembly effect is better.
A tension spring 206 is sleeved on the second bidirectional screw rod 203 and the guide shaft 205; the tension spring 206 is located between the upper shelf 201 and the lower shelf 202. The tension spring 206 is provided to make the stability of the upper frame plate 201 and the lower frame plate 202 better after relative movement.
The upper frame plate 201 and the lower frame plate 202 are made of insulating ceramics, and the insulating effect is good.
Go up the clamp groove with the inboard of clamp groove all bonds and is connected with insulating rubber pad down, it is better to the effect of pressing from both sides tight of conducting bus 3, and is more stable.
The air insulation bus duct also comprises a jacking and stabilizing piece 5; the jacking and stabilizing part 5 comprises a jacking rod 501, a fixed seat 502, a pull block 503 and a tension spring 504; the middle part of the top pressure rod 501 is in sliding fit with the fixed seat 502; the fixed seat 502 is fixed on the top surface of the bus duct shell 1; one end of the top pressure rod 501 is connected to a positioning slot arranged on the wheel surface of the adjusting rotating wheel 204 in an inserting manner; the other end of the top pressure rod 501 is fixedly connected with the pulling block 503; the tension spring 504 is fixedly connected between the pull block 503 and the fixed seat 502. The jacking and stabilizing part 5 is used for limiting the adjusting rotating wheel 204 properly and preventing the adjusting rotating wheel 204 from loosening to cause the position deviation of the upper frame plate 201 and the lower frame plate 202; in a normal state, the pressing rod 501 can be kept inserted tightly into the positioning slot of the adjusting wheel 204 under the elastic force of the tension spring 504, and when adjustment is needed, the pulling block 503 is pulled to stretch the tension spring 504 and drive the pressing rod 501 to be separated from the positioning slot.
The principle is as follows: the utility model discloses an air insulation bus duct, a plurality of radiating grooves 101 are respectively arranged on the top surface and the bottom surface of a bus duct shell 1, so that the radiating effect of the bus duct is improved; the utility model discloses an inside is equipped with can open and close the heat dissipation control mechanism 4 of adjusting to a plurality of radiating grooves 101, when the bus duct is operated for a long time, opens a plurality of radiating grooves 101 through heat dissipation control mechanism 4, is convenient for dispel the heat to bus duct internal electric conduction female row 3; the heat dissipation control mechanism 4 is sealed on the plurality of heat dissipation grooves 101 in a conventional state, so that dust is prevented from entering the bus duct; when the heat dissipation control mechanism 4 is used, the rotation adjusting rotating block 401 drives the first bidirectional screw 402 to rotate, the first bidirectional screw 402 can drive the two push-pull connecting plates 404 to move relatively or move away from each other when rotating, so that the two push-pull connecting plates 404 respectively drive the two sliding baffles 405 to move relatively or move away from each other, and the two sliding baffles 405 are in relative sliding fit with two ends of the top surface of the bus duct shell 1 to open and close the heat dissipation groove 101 on the top surface of the bus duct shell 1; the other two sliding baffles 405 are in relative sliding fit with two ends of the bottom surface of the bus duct shell 1 so as to open and close the heat dissipation groove 101 on the bottom surface of the bus duct shell 1.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims (7)

1. The utility model provides an air insulation bus duct, includes bus duct shell (1), insulating mounting bracket (2) and electrically conductive female arranging (3), its characterized in that: the insulating mounting rack (2) is mounted on the inner side of the bus duct shell (1); the inner side of the insulating mounting frame (2) is connected with a plurality of parallel conductive busbars (3) in a clamping mode, and the plurality of conductive busbars (3) are arranged at intervals; a gap is arranged between the conductive busbar (3) positioned on the outer side and the bus duct shell (1); the middle of the top surface and the middle of the bottom surface of the bus duct shell (1) are respectively provided with a plurality of radiating grooves (101);
the inner side of the heat dissipation groove (101) is fixedly connected with a nylon filter screen;
the air insulation bus duct also comprises a heat dissipation control mechanism (4); the heat dissipation control mechanism (4) comprises an adjusting rotating block (401), a first bidirectional screw (402), a screw seat (403), a push-pull connecting plate (404) and a sliding baffle (405); the adjusting rotating block (401) is fixedly connected to the middle of the first bidirectional screw (402); two ends of the first bidirectional screw (402) are respectively connected to one screw seat (403) in a rotating fit manner; the two screw rod seats (403) are symmetrically and fixedly connected to two ends of the side surface of the bus duct shell (1); two ends of the first bidirectional screw (402) are connected with two symmetrically arranged push-pull connecting plates (404) through threads; the upper end and the lower end of each of the two push-pull connecting plates (404) are respectively fixedly connected with one sliding baffle (405), and the two sliding baffles (405) are arranged oppositely up and down; the two sliding baffles (405) are in relative sliding fit with two ends of the top surface of the bus duct shell (1) so as to open and close the heat dissipation groove (101) on the top surface of the bus duct shell (1); and the other two sliding baffles (405) are in relative sliding fit with the two ends of the bottom surface of the bus duct shell (1) so as to open and close the heat dissipation groove (101) on the bottom surface of the bus duct shell (1).
2. An air insulated bus duct according to claim 1, characterized in that: two sliding baffles (405) which are oppositely arranged up and down are fixedly connected through a linkage vertical plate (406); the linkage vertical plate (406) is in sliding fit with the side face of the bus duct shell (1).
3. An air insulated bus duct according to claim 1, characterized in that: the insulating mounting frame (2) comprises an upper frame plate (201), a lower frame plate (202), a second bidirectional screw (203), an adjusting rotating wheel (204) and a guide shaft (205); two ends of the second bidirectional screw (203) are respectively and rotationally matched on the top surface and the bottom surface of the bus duct shell (1); the top end of the second bidirectional screw rod (203) is fixedly connected with the adjusting rotating wheel (204); the upper frame plate (201) and the lower frame plate (202) are respectively connected to the upper end and the lower end of the second bidirectional screw rod (203) through threads; the upper frame plate (201) and the lower frame plate (202) are in relative sliding fit on the inner side surface of the bus duct outer shell (1); the upper frame plate (201) and the lower frame plate (202) are in sliding fit on the guide shaft (205); two ends of the guide shaft (205) are respectively fixedly connected with the top surface and the bottom surface of the bus duct shell (1); a plurality of upper clamping grooves which are arranged at intervals are arranged on the bottom surface of the upper frame plate (201); a plurality of lower clamping grooves arranged at intervals are formed in the top surface of the lower frame plate (202); the plurality of lower clamping grooves and the plurality of upper clamping grooves are arranged in a one-to-one opposite mode; the upper clamping groove and the lower clamping groove which are oppositely arranged are connected with the conductive busbar (3) in a clamping manner.
4. An air insulated bus duct according to claim 3, wherein: a tensioning spring (206) is sleeved on the second bidirectional screw rod (203) and the guide shaft (205); the tension spring (206) is located between the upper frame plate (201) and the lower frame plate (202).
5. An air insulated bus duct according to claim 3, wherein: the upper frame plate (201) and the lower frame plate (202) are both made of insulating ceramics.
6. An air insulated bus duct according to claim 3, wherein: the inner sides of the upper clamping groove and the lower clamping groove are all connected with insulating rubber pads in an adhering mode.
7. An air insulated bus duct according to claim 3, wherein: the device also comprises a jacking and stabilizing piece (5); the jacking and stabilizing part (5) comprises a jacking rod (501), a fixed seat (502), a pulling block (503) and a tension spring (504); the middle part of the top pressure rod (501) is in sliding fit with the fixed seat (502); the fixed seat (502) is fixed on the top surface of the bus duct shell (1); one end of the top pressure rod (501) is connected in a positioning slot arranged on the wheel surface of the adjusting rotating wheel (204) in an inserting manner; the other end of the top pressure rod (501) is fixedly connected with the pull block (503); the tension spring (504) is fixedly connected between the pulling block (503) and the fixed seat (502).
CN202020720231.0U 2020-05-06 2020-05-06 Air insulation bus duct Active CN212627034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020720231.0U CN212627034U (en) 2020-05-06 2020-05-06 Air insulation bus duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020720231.0U CN212627034U (en) 2020-05-06 2020-05-06 Air insulation bus duct

Publications (1)

Publication Number Publication Date
CN212627034U true CN212627034U (en) 2021-02-26

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CN202020720231.0U Active CN212627034U (en) 2020-05-06 2020-05-06 Air insulation bus duct

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114614422A (en) * 2022-03-31 2022-06-10 江苏神飞电气科技有限公司 Light composite bus duct based on copper-aluminum composite material
CN115065017A (en) * 2022-06-24 2022-09-16 江苏可乐电气有限公司 Bus duct with adjustable width

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114614422A (en) * 2022-03-31 2022-06-10 江苏神飞电气科技有限公司 Light composite bus duct based on copper-aluminum composite material
CN114614422B (en) * 2022-03-31 2023-11-24 江苏神飞电气科技有限公司 Light composite bus duct based on copper-aluminum composite material
CN115065017A (en) * 2022-06-24 2022-09-16 江苏可乐电气有限公司 Bus duct with adjustable width
CN115065017B (en) * 2022-06-24 2024-02-23 江苏可乐电气有限公司 Bus duct with adjustable width

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