CN214100160U - Three-phase copper bar structure, control cabinet and water-cooling screw rod cold water machine - Google Patents
Three-phase copper bar structure, control cabinet and water-cooling screw rod cold water machine Download PDFInfo
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- CN214100160U CN214100160U CN202120116766.1U CN202120116766U CN214100160U CN 214100160 U CN214100160 U CN 214100160U CN 202120116766 U CN202120116766 U CN 202120116766U CN 214100160 U CN214100160 U CN 214100160U
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Abstract
The utility model relates to an electrical equipment technical field, its purpose is in order to provide a three-phase copper bar structure, switch board and water-cooling screw rod cold water machine that occupation space is little. The utility model discloses a three-phase copper bar structure comprises three-phase bus copper bars, including a U-phase bus copper bar, a V-phase bus copper bar and a W-phase bus copper bar which are parallel to each other and arranged in a front-back layered manner; the insulation isolation columns are respectively arranged between the U-phase bus copper bar and the V-phase bus copper bar and between the V-phase bus copper bar and the W-phase bus copper bar, so that the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are arranged at intervals; and the connecting copper bar is used for connecting the three-phase bus copper bar and the alternating current contactor. The utility model discloses a three-phase copper bar structure, but the finite space of make full use of switch board of layered design around the three-phase bus copper bar, guaranteed thermal diffusivity, regularity and the aesthetic property of copper bar wiring simultaneously.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially relate to a three-phase copper bar structure, switch board and water-cooling screw rod cold water machine.
Background
The control cabinet is formed by assembling related equipment such as switch equipment, measuring instruments, protective electrical appliances and the like into an electric control box body according to the electrical wiring requirement, and the arrangement of electrical components and the connection mode among the components meet the requirement of safe and normal operation of an equipment power system; the cable wiring inside the control cabinet is an important component inside the control cabinet, the cable wiring inside the control cabinet directly influences the related performances such as the assembly property, the maintainability, the safety, the heat dissipation property and the like of the control cabinet, professional electric control personnel are usually required to perform professional guidance in the cable assembling process of the control cabinet, and the time cost is high. The problems are particularly concerned when the internal cables of the screw machine control cabinet are more, the load current is larger during operation, and the change of the control cabinet cable wiring into copper bar wiring is an effective solution to the problems; copper bar wiring often occupies more control cabinet space, and the problem that the realization of convenient dismouting maintenance of copper bar and relevant electrical components in limited control cabinet space is the key solution needs.
SUMMERY OF THE UTILITY MODEL
For solving the big problem of copper bar wiring occupation space among the above-mentioned prior art, the embodiment of the utility model provides a three-phase copper bar structure, switch board and water-cooling screw rod cold water machine, its three-phase bus copper bar front and back layered design, but make full use of switch board finite space, guaranteed thermal diffusivity, regularity and the aesthetic property of copper bar wiring simultaneously.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
the utility model provides a three-phase copper bar structure, include:
the three-phase bus copper bar comprises a U-phase bus copper bar, a V-phase bus copper bar and a W-phase bus copper bar which are parallel to each other and arranged in a front-back layered manner;
the insulation isolation columns are respectively arranged between the U-phase bus copper bar and the V-phase bus copper bar and between the V-phase bus copper bar and the W-phase bus copper bar, so that the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are arranged at intervals;
connect the copper bar, be used for connecting three-phase bus copper bar and ac contactor, it includes that U is connected the copper bar, V is connected the copper bar and W is connected the copper bar, U be connected the copper bar with U looks bus copper bar is connected, V be connected the copper bar with V looks bus copper bar is connected, W be connected the copper bar with W looks bus copper bar is connected.
In one embodiment, the lengths of the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are equal, and the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are arranged in a staggered mode in sequence in the length direction.
In one embodiment, one end of the insulating isolation column is provided with a threaded hole, and the other end of the insulating isolation column is provided with a threaded column; the threaded columns of the insulating isolation columns can penetrate through the three-phase bus copper bar, and the two insulating isolation columns are matched and fixed through the threaded columns and the threaded holes.
In one embodiment, the insulation isolation column is arranged on one outer side of the three-phase bus copper bar and can be matched and fixed with the insulation isolation column between the three-phase bus copper bars through the threaded column and the threaded hole.
In one embodiment, two ends of the connecting copper bar are respectively connected with the three-phase bus copper bar and the alternating current contactor through fasteners.
In one embodiment, the connecting copper bars are arranged in two groups, each group of connecting copper bars is respectively connected with one alternating current contactor, and the two alternating current contactors are arranged side by side along the length direction of the three-phase bus copper bars.
In one embodiment, four groups of the connecting copper bars are arranged, and two groups of the connecting copper bars are respectively arranged at two ends of the three-phase bus copper bar; the three-phase copper bar structure further comprises an external copper bar, wherein the external copper bar comprises a U-phase external copper bar, a V-phase external copper bar and a W-phase external copper bar, and the U-phase external copper bar, the V-phase external copper bar and the W-phase external copper bar are respectively connected with the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar.
In one embodiment, two ends of the three-phase bus copper bar are respectively isolated by the insulation isolation columns.
The utility model discloses still include a switch board, it includes foretell three-phase copper bar structure.
The utility model discloses still include a water-cooling screw rod cold water machine, it includes foretell switch board.
The technical scheme of the utility model prior art relatively has following technological effect:
according to the three-phase copper bar structure, the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are designed in a front-back layered mode, copper bar layout is carried out in a limited box body space, the front-back inner space of the control cabinet can be fully utilized, and the occupation of the inner space of the control cabinet is effectively reduced; meanwhile, the copper bar is regularly arranged, the circuit layout is clear and attractive, and the radiating advantages of the circuit of the control cabinet are ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a three-phase copper bar structure in a first embodiment of the present invention;
fig. 2 is an exploded view of a three-phase bus copper bar and an isolation column according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of an insulation isolation pillar according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a three-phase copper bar structure in the second embodiment of the present invention;
fig. 5 is an exploded view of a three-phase bus copper bar and an isolation column according to a second embodiment of the present invention;
description of reference numerals:
110-U phase bus copper bar; 120-V phase bus copper bar; 130-W phase bus copper bar;
200-insulating isolation columns; 210-a threaded hole; 220-a threaded post;
310-U are connected with copper bars; 320-V are connected with copper bars; 330-W are connected with copper bars;
400-an ac contactor;
510. 520-bolt;
610-U phase external copper bar; 620-V phase external copper bar; 630-W phase is externally connected with the copper bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
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 invention, "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-3, the three-phase copper bar structure of the present embodiment is applied to a control cabinet of a water-cooling screw water chiller, and the present embodiment is a single-head copper bar structure of the water-cooling screw water chiller. The three-phase copper bar structure comprises a three-phase bus copper bar, an insulation isolation column 200 and a connecting copper bar. The three-phase bus copper bar comprises a U-phase bus copper bar 110, a V-phase bus copper bar 120 and a W-phase bus copper bar 130 which are parallel to each other and arranged in a front-back layered manner. The insulation isolation columns 200 are respectively arranged between the U-phase bus copper bar 110 and the V-phase bus copper bar 120 and between the V-phase bus copper bar 120 and the W-phase bus copper bar 130, so that the U-phase bus copper bar 110, the V-phase bus copper bar 120 and the W-phase bus copper bar 130 are arranged at intervals. The connecting copper bar is used for connecting the three-phase bus copper bar and the alternating current contactor 400, the connecting copper bar comprises a U-phase connecting copper bar 310, a V-phase connecting copper bar 320 and a W-phase connecting copper bar 330, wherein the U-phase connecting copper bar 310 is connected with the U-phase bus copper bar 110, the V-phase connecting copper bar 320 is connected with the V-phase bus copper bar 120, and the W-phase connecting copper bar 330 is connected with the W-phase bus copper bar 130. In this embodiment, the connection copper bar is provided with two sets ofly, and every group connection copper bar is connected with an ac contactor 400 respectively, and two ac contactor 400 set up side by side along the length direction of three-phase bus copper bar, are located the below of three-phase bus copper bar.
According to the three-phase copper bar structure, the U-phase bus copper bar 110, the V-phase bus copper bar 120 and the W-phase bus copper bar 130 are designed in a front-back layered mode, copper bar layout is carried out in a limited box body space, the front-back inner space of the control cabinet can be fully utilized, and the occupation of the inner space of the control cabinet is effectively reduced; meanwhile, the copper bar is regularly arranged, the circuit layout is clear and attractive, and the radiating advantages of the circuit of the control cabinet are ensured.
In the present embodiment, the U-phase bus copper bar 110, the V-phase bus copper bar 120, and the W-phase bus copper bar 130 are equal in length, and the U-phase bus copper bar 110, the V-phase bus copper bar 120, and the W-phase bus copper bar 130 are sequentially arranged in a staggered manner in the length direction. The staggered arrangement of the three rows of copper bars can reduce the length of each row of bus copper bars and reduce the manufacturing cost. In this embodiment, the length dimension of three-phase copper bar structure is L, and the height dimension of three-phase copper bar structure is H. The space between the alternating current contactors 400 is L1, the layout size between the alternating current contactors 400 is L2, and reasonable length size L and height size H can be set according to the requirements of the internal space of the control cabinet and L1 and L2; the distance of W1 is reserved between the U/V/W phase bus copper bars 130, and the heat dissipation and the dismounting and maintenance performance of the copper bars can be considered simultaneously.
Referring to fig. 3, in the present embodiment, an insulation spacer 200 is provided at one end with a screw hole 210 and at the other end with a screw post 220. The threaded column 220 of each insulating isolation column 200 can penetrate through a three-phase bus copper bar, and the two insulating isolation columns 200 are matched and fixed through the threaded columns and the threaded holes. In the present embodiment, the outermost W-phase bus bar 130 and the threaded hole 210 of the insulation isolation column 200 are fixed by a fastener such as a bolt 510. The two ends of the connecting copper bar are also respectively connected with the three-phase bus copper bar and the alternating current contactor 400 through fasteners such as bolts 520 and the like.
Further, in order to fix the three-phase copper bar structure conveniently, an insulating isolation column 200 is arranged on one outer side of the three-phase bus copper bar, and can be matched and fixed with the insulating isolation column 200 between the three-phase bus copper bars through a threaded column 220 and a threaded hole 210. In this embodiment, an insulating isolation column 200 is disposed outside the U-phase bus copper bar 110, and the insulating isolation column 200 may be fixed to the cabinet body or a rear baffle on the cabinet body.
For the installation of the U/V/W phase bus copper bars, the U/V/W phase bus copper bars can be assembled on the box body of the control cabinet in sequence after being assembled, and the connection between the U/V/W phase bus copper bars is realized through the insulation isolation columns 200 and the bolts 510. The bolt connection between the AC contactor 400 and the U/V/W phase bus copper bar can be detached independently for detaching the AC contactor 400, so that the AC contactor 400 is detached without integrally detaching the copper bar. In the copper bar disassembly process, the assembly process is opposite to the disassembly process, the disassembly, assembly and maintenance process of the whole copper bar is simple and clear, and the guidance of professional electric control personnel is not needed. Meanwhile, fasteners such as the insulation isolation column 200 and bolts are adopted for connection between the three-phase bus copper bars, the bus copper bars can be conveniently detached and replaced when damaged or the insulation isolation column 200 is damaged, the replaceability of parts is improved, the replacement of the whole copper bars can be effectively avoided, and the later maintenance cost is remarkably reduced.
The insulating isolation column 200 preferably adopts a polyolefin heat-shrinkable sleeve, so that the insulativity among copper bars is ensured, the polyolefin heat-shrinkable sleeve has good flame retardance, the temperature resistance range is wide, and the safety of an electric circuit is ensured.
Example two
As shown in fig. 4 and 5, the three-phase copper bar structure in this embodiment is a double-head copper bar structure of a water-cooling screw water chiller. In this embodiment, the connection copper bars are provided with four groups, and two groups of connection copper bars are respectively provided at two ends of the three-phase bus copper bar. The three-phase copper bar structure further comprises an external copper bar, the external copper bar comprises a U-phase external copper bar 610, a V-phase external copper bar 620 and a W-phase external copper bar 630, and the U-phase external copper bar 610, the V-phase external copper bar 620 and the W-phase external copper bar 630 are respectively connected with the U-phase bus copper bar 110, the V-phase bus copper bar 120 and the W-phase bus copper bar 130.
Because the three-phase bus copper bar is longer, the two ends of the three-phase bus copper bar are respectively isolated by the insulating isolation columns 200.
The three-phase copper bar structure of the utility model can be suitable for control cabinets of different devices, the front and back layered design of the three-phase bus copper bar can fully utilize the limited space of the control cabinet, and simultaneously, the heat dissipation, the regularity and the aesthetic property of the copper bar wiring are ensured; the portable disassembly and assembly and maintenance of the copper bar on the front side of the control cabinet are realized, and the maintenance, disassembly and assembly and maintenance of electrical elements related to the copper bar can be conveniently carried out; and all the bus copper bars are connected by bolts, so that the replaceability of parts of all the copper bars is improved, and the whole copper bar is effectively prevented from being replaced.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a three-phase copper bar structure which characterized in that includes:
the three-phase bus copper bar comprises a U-phase bus copper bar, a V-phase bus copper bar and a W-phase bus copper bar which are parallel to each other and arranged in a front-back layered manner;
the insulation isolation columns are respectively arranged between the U-phase bus copper bar and the V-phase bus copper bar and between the V-phase bus copper bar and the W-phase bus copper bar, so that the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are arranged at intervals;
connect the copper bar, be used for connecting three-phase bus copper bar and ac contactor, it includes that U is connected the copper bar, V is connected the copper bar and W is connected the copper bar, U be connected the copper bar with U looks bus copper bar is connected, V be connected the copper bar with V looks bus copper bar is connected, W be connected the copper bar with W looks bus copper bar is connected.
2. The three-phase copper bar structure of claim 1, wherein the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar are equal in length and are sequentially staggered in the length direction.
3. The three-phase copper bar structure as claimed in claim 1, wherein one end of the insulation isolation column is provided with a threaded hole, and the other end is provided with a threaded column; the threaded columns of the insulating isolation columns can penetrate through the three-phase bus copper bar, and the two insulating isolation columns are matched and fixed through the threaded columns and the threaded holes.
4. The three-phase copper busbar structure according to claim 3, wherein the insulating isolation column is arranged on one outer side of the three-phase bus copper busbar and can be matched and fixed with the insulating isolation column between the three-phase bus copper through a threaded column and a threaded hole.
5. The three-phase copper bar structure as claimed in any one of claims 1 to 4, wherein two ends of the connecting copper bar are respectively connected with the three-phase bus copper bar and the AC contactor through fasteners.
6. The three-phase copper bar structure of claim 1, wherein the connecting copper bars are arranged in two groups, each group of connecting copper bars is respectively connected with one AC contactor, and the two AC contactors are arranged side by side along the length direction of the three-phase bus copper bar.
7. The three-phase copper bar structure according to claim 1, wherein the connecting copper bars are provided in four groups, and two groups of the connecting copper bars are respectively provided at two ends of the three-phase bus copper bar; the three-phase copper bar structure further comprises an external copper bar, wherein the external copper bar comprises a U-phase external copper bar, a V-phase external copper bar and a W-phase external copper bar, and the U-phase external copper bar, the V-phase external copper bar and the W-phase external copper bar are respectively connected with the U-phase bus copper bar, the V-phase bus copper bar and the W-phase bus copper bar.
8. The three-phase copper bar structure of claim 7, wherein two ends of the three-phase bus copper bar are respectively isolated by the insulation isolation columns.
9. A control cabinet comprising a three-phase copper bar structure according to any one of claims 1 to 8.
10. A water-cooled screw chiller including the control cabinet of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120116766.1U CN214100160U (en) | 2021-01-15 | 2021-01-15 | Three-phase copper bar structure, control cabinet and water-cooling screw rod cold water machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120116766.1U CN214100160U (en) | 2021-01-15 | 2021-01-15 | Three-phase copper bar structure, control cabinet and water-cooling screw rod cold water machine |
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| CN214100160U true CN214100160U (en) | 2021-08-31 |
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| CN202120116766.1U Active CN214100160U (en) | 2021-01-15 | 2021-01-15 | Three-phase copper bar structure, control cabinet and water-cooling screw rod cold water machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899065A (en) * | 2021-11-05 | 2022-01-07 | 侯霖智能工程有限公司 | Intelligent control system and control method for refrigerating room |
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2021
- 2021-01-15 CN CN202120116766.1U patent/CN214100160U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899065A (en) * | 2021-11-05 | 2022-01-07 | 侯霖智能工程有限公司 | Intelligent control system and control method for refrigerating room |
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