CN211267337U - Standardized rack power access device - Google Patents
Standardized rack power access device Download PDFInfo
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- CN211267337U CN211267337U CN201921976769.1U CN201921976769U CN211267337U CN 211267337 U CN211267337 U CN 211267337U CN 201921976769 U CN201921976769 U CN 201921976769U CN 211267337 U CN211267337 U CN 211267337U
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Abstract
The utility model relates to a standardized rack power access device belongs to automatic rack technical field, has solved among the prior art moulded case circuit breaker life weak point, high-tension electricity and has directly exposed in the rack to the work production interference of other electrical components and harm technical problem such as operating personnel safety. The utility model discloses a standardized cabinet power supply access device, which comprises an installation bottom plate and a high-voltage area protection sleeve; the mounting bottom plate is of a rectangular flat plate structure; the mounting bottom plate is provided with a mounting hole; the high-voltage area protective sleeve is of a rectangular shell structure, the shell structure is provided with an open surface, and the open surface is used for being matched with the mounting bottom plate; the upper plane and the lower plane of the protective sleeve are provided with square holes; a gap is arranged between the edge of the protective sleeve and the bottom plate, and the peripheral edge of the open surface is provided with protective teeth. The utility model discloses a standardized rack power access device is used for installing fixed binding post, moulded case circuit breaker, switching terminal, surge protector and linear filter.
Description
Technical Field
The utility model belongs to the technical field of automatic rack, a standardized rack power access device is related to.
Background
The 220V power supply is the most common standard power supply voltage value in China, the instrument control system is widely applied to a facility of a power plant, and the service voltage for the power plant to provide power is generally 220V. The instrumentation and control system has basic requirements consistent with the configuration style of series products, and has the requirement of ensuring design consistency from the viewpoints of meeting customer requirements, facilitating maintenance and multiplexing according to scale.
At present, the power access of an instrument control system mainly depends on a mounting hole reserved on a bottom plate of a cabinet, for example, a 19-inch standard instrument control cabinet is used, the hole distances of the mounting hole in the vertical direction and the horizontal direction are generally 50mm, the hole distance size is designed to be smaller than the position of a mounting hole of an equipment body, equipment can be conveniently and flexibly mounted, and the problem that the installation positions of the introduced equipment are not uniform is solved. When the same equipment is installed on the standard equipment cabinet with the same model, due to the fact that manual operation is inconsistent, the placing positions of the power supply equipment are finally inconsistent, styles are inconsistent, and wiring between the equipment and devices is affected. And because the overall arrangement is irregular, it is difficult to realize the regional isolation, lacks the safety protection measure to staff's daily operation.
The power of present instrument control system inserts, mainly relies on the mounting hole of reserving on the rack bottom plate, and pitch-row size design is for being less than the position interval of equipment body mounting hole, and assembly operation personnel installs through the equipment position of marking on the drawing, and equipment actual mounted position varies from person to person, lists 4 kinds of comparatively typical installation effects below, as shown in fig. 1.
The main disadvantages are as follows:
1. the instrument control system cabinet has a complex structure, a plurality of devices are arranged, the information of the hole distance position is lower than the device size information by one order of magnitude, the hole distance information on the cabinet back plate layer cannot be accurately marked in a general two-dimensional drawing, and the device on the previous layer cannot be shielded. This causes a problem that the mounting positions of the devices are not uniform during actual mounting work, and also affects the wiring between the devices. Therefore, the uniform standard is difficult to achieve through the positioning and installation of the bottom plate.
2. The external power supply cable is directly connected with the molded case circuit breaker, so that large stress is generated on the molded case circuit breaker in the external cable laying and dragging process, and the service life of the circuit breaker is shortened.
The 3.220V power supply input voltage has stronger electromagnetic interference, and the interference to the operation of other electrical elements is generated when the power supply input voltage is directly exposed in the cabinet.
4. The 220V high-voltage power supply is not isolated, and safety protection measures for daily operation of workers are lacked.
SUMMERY OF THE UTILITY MODEL
In view of the above analysis, the utility model relates to a be used for handling power plant's circulating water blowdown water treatment recycling system has solved among the prior art organic matter, the waste water rate of recovery low grade technical problem of can't effectively getting rid of in the circulating water blowdown.
The purpose of the utility model is mainly realized through the following technical scheme:
the utility model provides a standardized rack power access device, including mounting plate and high-tension electricity regional protective sheath.
The mounting bottom plate is of a rectangular flat plate structure.
The mounting base plate is provided with mounting holes for fixedly mounting electronic components, and the number of the mounting holes is 1 or more.
The high-voltage area protective sleeve is of a rectangular shell structure and is used for protecting the safety of operators contacting the cabinet and shielding electromagnetic interference of a high-voltage power supply.
The high-voltage electric area protective sleeve is provided with an open surface, and the open surface is used for being matched with the mounting bottom plate.
The upper plane and the lower plane of the high-voltage electric area protective sleeve are provided with square holes for accessing a power supply circuit from the upper part and leading out a power supply circuit from the lower part;
a gap is arranged between the edge of the high-voltage area protective sleeve and the bottom plate and is used for ventilation and heat dissipation of the electrical elements in the protective sleeve;
the edge all around of open face of regional protective sheath of high-tension electricity is equipped with the guardrail tooth for avoid fish tail constructor when the installation operation.
In one possible embodiment, the mounting base is provided with connecting terminals.
In one possible design, a plurality of hollow pillars are arranged on the opposite surface of the open surface, and the hollow pillars are used for being matched with the pillars on the mounting bottom plate to realize the matching of the high-voltage area protective sleeve and the mounting bottom plate.
In one possible design, a rectangular hole is provided on a side opposite to the open side, and the rectangular hole is used for an air opening through the molded case circuit breaker.
In one possible design, the mounting plate is provided with a plurality of struts for connecting the high voltage area protection sleeve.
In one possible design, the high-voltage area protection sleeve and the mounting base plate are connected with the support posts in a matched mode through the hollow support posts.
In one possible design, the four corners and the middle part of the mounting bottom plate are provided with fixing components for fixing the mounting bottom plate on the cabinet back plate.
In one possible design, the high voltage area protective sleeve and the mounting baseplate are made of metal.
In one possible design, a standardized cabinet power access device is used to install fixed molded case circuit breakers, transfer terminals, surge protectors and linear filters.
In one possible design, a standardized cabinet power access device is used to install fixed wiring terminals, molded case circuit breakers, transfer terminals, surge protectors and linear filters.
The utility model discloses can realize one of following beneficial effect at least:
1. the utility model has the advantages that the incoming line heavy current terminal is added to resist the stress of the external power supply cable, protect the molded case circuit breaker and prolong the service life;
2. the utility model can not only isolate the high voltage power supply and protect the safety of the operating personnel, but also shield the electromagnetic interference of the 220V power supply by adding the metal high voltage area protective sleeve;
3. the utility model arranges square holes on the upper and lower planes of the high-voltage area protective sleeve, which is convenient for accessing the power supply line from the upper part and leading out the power supply line from the lower part, and is convenient for wiring;
4. the utility model forms a ventilation gap by keeping a distance between the edge of the high-voltage area protective sleeve and the bottom plate, thereby effectively ensuring the heat dissipation of the electrical elements in the high-voltage area protective sleeve;
5. the utility model discloses an open face of high-tension electricity regional protective sheath all around edge installation protects the tooth, can avoid fish tail constructor when the installation operation.
The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.
FIG. 1 is a diagram illustrating the effect of power access installation of a conventional cabinet;
fig. 2 is a schematic structural diagram of the standardized power supply access device of the present invention;
FIG. 3 is a schematic structural view of the label mounting base plate of the present invention;
FIG. 4 is a plan view of the basic components of the standardized power access apparatus;
FIG. 5 is a plan view of the standardized power access device with the addition of a protective sheath in the high voltage area;
fig. 6 is a plan view of the layout of the components of the standardized power access device with the added terminals;
fig. 7 is a schematic diagram of an installation process of the standardized power access device.
Reference numerals:
1-high voltage area protective sleeve; 2, mounting a bottom plate; 3-a molded case circuit breaker; 4-a transfer terminal; 5-a surge protector; 6-a linear filter; 7-a connecting terminal; 8-air switch; 9-back plate.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
An object of the utility model is to provide a standardized rack power access device can be effectively used for realizing the lectotype solidification and the installation of 220V power binding post 7, moulded case circuit breaker 3, surge protector 5, linear filter 6, switching terminal 4 and arrange, when realizing the basic demand of appearance control system rack power supply, to arranging of above-mentioned equipment has realized standardizedly, is applicable to the appearance control system that has extensive multiplexing demand, can satisfy alternating current power supply or direct current power supply's power demand.
In order to achieve the above object, the utility model provides a following technical scheme:
a standardized cabinet power access arrangement includes a mounting plate 2 and a high voltage area protective sleeve 1, as shown in fig. 2-3.
The mounting base plate 2 has a rectangular flat plate structure, and is preferably made of metal.
The four corners and the middle part of mounting plate 2 are equipped with the screw for on being fixed in the rack backplate with mounting plate 2.
The mounting base plate 2 is provided with mounting holes for fixedly mounting the wiring terminal 7, the molded case circuit breaker 3, the surge protector 5, the linear filter 6 and the switching terminal 4, and the number and the position of the mounting holes are determined according to the type and the number of the actually mounted electronic components.
The mounting plate 2 is provided with a plurality of struts for connecting the high voltage area protective sheath 1.
Regional protective sheath 1 of high-tension electricity is rectangle shell structure, and preferred material is the metal, and regional protective sheath 1 of high-tension electricity is used for protecting the operating personnel's of contact rack safety, can shield high voltage power supply's electromagnetic interference simultaneously effectively.
The casing of the high-voltage electric regional protection casing 1 is provided with an open face, one face opposite to the open face is provided with a rectangular hole, a plurality of hollow pillars are arranged inwards, the rectangular hole is used for being opened and installed through the air of the molded case circuit breaker 3, the operation of the plastic case circuit breaker is convenient, the hollow pillars are used for being matched with pillars on the installation bottom plate 2, and the high-voltage electric regional protection casing 1 and the installation bottom plate 2 are connected.
The upper plane and the lower plane of the high-voltage electric regional protection sleeve 1 are provided with square holes, so that a power supply line can be conveniently accessed from the upper part, a power supply line can be conveniently led out from the lower part, and wiring is convenient.
The distance is reserved between the edge of the high-voltage electric area protective sleeve 1 and the bottom plate to form a ventilation gap, and the heat dissipation of the electric elements in the high-voltage electric area protective sleeve 1 is effectively guaranteed.
The peripheral edge installation of the open face of regional protective sheath 1 of high voltage protects the tooth, can avoid fish tail constructor when the installation operation.
The high-voltage electric region protective sleeve 1 and the mounting base plate 2 are connected with the support in a matching way through a hollow support.
The power supply access equipment and devices mainly comprise a molded case circuit breaker 3, a surge protector 5, a linear filter 6 and a switching terminal 7, wherein in order to facilitate installation and fixation, an installation bottom plate 2 for positioning an installation position is designed for the equipment, and holes are formed in the installation bottom plate 2 in advance according to the installation hole position of an equipment body; furthermore, because power supply is 220V high-voltage electricity, the regional protective sheath 1 of high-voltage electricity of metal material has been designed for when the instrument control system live working, the operating personnel's of protection contact rack safety, can shield high voltage power supply's electromagnetic interference simultaneously effectively. A square hole is reserved on the high-voltage area protective sleeve 1 made of metal materials, and the plastic shell breaker switch is convenient to operate. The mounting base plate 2 and the high-voltage area protective sleeve 1 made of metal materials are fixed through bolts and hollow pillars.
Example 1
The basic component-plane effect of the standardized cabinet power access arrangement is shown in fig. 4.
Mounting plate 2 is the dull and stereotyped structure of rectangle, and mounting plate 2's four corners and middle part are equipped with 6 screws altogether for on being fixed in the rack backplate with mounting plate.
The upper portion of mounting plate 2 is equipped with 4 holes, is used for installing moulded case circuit breaker 3 and switching terminal 4 respectively, and the middle part is equipped with 6 holes for install surge protector 5, and the lower part is equipped with two holes, is used for installing linear filter 6.
The mounting base plate is provided with 6 pillars for connecting the high voltage electric field protection sleeve 1.
Regional protective sheath 1 of high-tension electricity is rectangle shell structure, and regional protective sheath 1 of high-tension electricity is used for protecting the operating personnel's of contact rack safety, can shield high voltage power supply's electromagnetic interference simultaneously effectively.
Regional protective sheath 1 of high-voltage electricity is equipped with an open face, is equipped with the rectangular hole in the one side relative with the open face, and inwards is equipped with 6 hollow pillars, and the rectangular hole is used for opening and the installation sky of moulded case circuit breaker 3 and opens, and the operation sky of being convenient for is opened, and hollow pillar is used for and mounting plate 2 on the pillar cooperation, connect regional protective sheath 1 of high-voltage electricity and mounting plate 2.
The high-voltage electric region protective sleeve 1 and the mounting base plate 2 are connected with the support in a matching way through a hollow support.
Example 2
The effect of adding a standardized cabinet power access device plane to the wiring terminals 7 is shown in fig. 6.
Mounting plate 2 is the dull and stereotyped structure of rectangle, and mounting plate 2's four corners and middle part are equipped with 10 screws altogether for on being fixed in the rack backplate with mounting plate 2.
The uppermost part of the mounting bottom plate 2 is provided with 2 holes for mounting the wiring terminals 7; the upper portion of the mounting base plate 2 is provided with 4 holes for mounting the molded case circuit breaker 3 and the switching terminal 4, respectively, the middle portion is provided with 6 holes for mounting the surge protector 5, and the lower portion is provided with two holes for mounting the linear filter 6.
The mounting base plate 2 is provided with 8 struts for connecting the high voltage area protective sleeve 1.
Regional protective sheath 1 of high-tension electricity is rectangle shell structure, and regional protective sheath 1 of high-tension electricity is used for protecting the operating personnel's of contact rack safety, can shield high voltage power supply's electromagnetic interference simultaneously effectively.
Regional protective sheath 1 of high-voltage electricity is equipped with an open face, is equipped with the rectangular hole in the one side relative with open face, and inwards is equipped with 8 hollow pillars, and the rectangular hole is used for opening and the installation sky of moulded case circuit breaker 3 and opens, and the operation of being convenient for is empty to open, and hollow pillar is used for and mounting plate 2 on the pillar cooperation, connect regional protective sheath 1 of high-voltage electricity and mounting plate 2.
The high-voltage electric region protective sleeve 1 and the mounting base plate 2 are connected with the support in a matching way through a hollow support.
Example 3
The effect of adding a standardized cabinet power access device plane to the terminal block 7 and high voltage area protective sleeve 1 is shown in fig. 5.
Mounting plate 2 is the dull and stereotyped structure of rectangle, and mounting plate 2's four corners and middle part are equipped with 14 screws altogether for on being fixed in the rack backplate with mounting plate 2.
The uppermost part of the mounting bottom plate 2 is provided with 2 holes for mounting the wiring terminals 7; the upper portion of the mounting base plate 2 is provided with 4 holes for mounting the molded case circuit breaker 3 and the switching terminal 4, respectively, the middle portion is provided with 6 holes for mounting the surge protector 5, and the lower portion is provided with two holes for mounting the linear filter 6.
The mounting base plate 2 is provided with 12 struts for connecting the high voltage area protective sleeve 1.
Regional protective sheath 1 of high-tension electricity is rectangle shell structure, and regional protective sheath 1 of high-tension electricity is used for protecting the operating personnel's of contact rack safety, can shield high voltage power supply's electromagnetic interference simultaneously effectively.
Regional protective sheath 1 of high-voltage electricity is equipped with an open face, is equipped with the rectangular hole in the one side relative with the open face, and inwards is equipped with 12 hollow pillars, and the rectangular hole is used for opening and the installation sky of moulded case circuit breaker 3 and opens, and the operation sky of being convenient for is opened, and hollow pillar is used for and mounting plate 2 on the pillar cooperation, connect regional protective sheath 1 of high-voltage electricity and mounting plate 2.
The high-voltage electric region protective sleeve 1 and the mounting base plate 2 are connected with the support in a matching way through a hollow support.
Example 4
The installation process of the standardized cabinet power access device is shown in fig. 7, and the installation bottom plate 2 is fixed to the cabinet back plate installation area through 6 screws positioned at four corners and the middle part; the wiring terminal 7, the molded case circuit breaker 3, the switching terminal 4, the surge protector 5 and the linear filter 6 are directly or indirectly mounted on the bottom plate through the mounting hole of the equipment body, and the opening of the equipment or the guide rail is reserved on the bottom plate; the high-voltage regional protection sleeve 1 is fixedly connected with the mounting bottom plate 2 through 6 hollow struts, and an operation hole of the molded case circuit breaker 3 is reserved on the high-voltage regional protection sleeve 1.
The utility model provides a pair of standardized power access device, through combing required basic equipment of power supply and device, interval, wiring line footpath, the distribution flow order and direction, provide standardized power access device, when satisfying the function that the power inserts, realized the standardization of power supply unit and device mounted position, can protect personnel's safety simultaneously.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.
Claims (10)
1. A standardized cabinet power supply access device is characterized by comprising a mounting bottom plate and a high-voltage area protective sleeve;
the mounting bottom plate is of a rectangular flat plate structure;
the mounting bottom plate is provided with mounting holes for fixedly mounting electronic components, and the number of the mounting holes is 1 or more;
the high-voltage area protective sleeve is of a rectangular shell structure and is used for protecting the safety of operators contacting the cabinet and shielding the electromagnetic interference of a high-voltage power supply;
the high-voltage electric area protective sleeve is provided with an open surface, and the open surface is used for being matched with the mounting bottom plate;
the upper plane and the lower plane of the high-voltage electric area protective sleeve are provided with square holes for accessing a power supply circuit from the upper part and leading out a power supply circuit from the lower part;
a gap is formed between the edge of the high-voltage area protective sleeve and the bottom plate and is used for ventilating and radiating the electrical elements in the protective sleeve;
the periphery edge of the open face of the high-voltage area protective sleeve is provided with protective teeth for avoiding scratching constructors during installation operation.
2. The standardized cabinet power access device of claim 1, wherein the mounting plate has a terminal provided thereon.
3. The standardized cabinet power access device of claim 2, wherein a plurality of hollow pillars are provided opposite to the open face, the hollow pillars being adapted to cooperate with pillars on the mounting base plate to achieve the cooperation of the high voltage area protective sleeve with the mounting base plate.
4. The standardized cabinet power access device of claim 3, wherein a rectangular hole is formed on a side opposite to the open side, and the rectangular hole is used for an opening through a molded case circuit breaker.
5. The standardized cabinet power access device of claim 3, wherein the mounting plate is provided with a plurality of posts for connecting to a high voltage area protective sleeve.
6. The standardized cabinet power access device of claim 5, wherein the high voltage electrical area protective sleeve and the mounting base plate are cooperatively connected with the support post through a hollow support post.
7. The standardized cabinet power access device of any one of claims 1-6, wherein the four corners and the middle part of the mounting base plate are provided with fixing components for fixing the mounting base plate on the cabinet back plate.
8. The standardized cabinet power access device of any one of claims 1-6, wherein the high voltage electrical area protective sleeve and the mounting plate are metal.
9. The standardized cabinet power access device of claim 8, wherein the standardized cabinet power access device is used to install fixed molded case circuit breakers, transfer terminals, surge protectors and linear filters.
10. The standardized cabinet power access device of claim 8, wherein the standardized cabinet power access device is used to install fixed wire terminals, molded case circuit breakers, transfer terminals, surge protectors and linear filters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976769.1U CN211267337U (en) | 2019-11-15 | 2019-11-15 | Standardized rack power access device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976769.1U CN211267337U (en) | 2019-11-15 | 2019-11-15 | Standardized rack power access device |
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| CN211267337U true CN211267337U (en) | 2020-08-14 |
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| CN201921976769.1U Active CN211267337U (en) | 2019-11-15 | 2019-11-15 | Standardized rack power access device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467523A (en) * | 2020-11-27 | 2021-03-09 | 上海平高天灵开关有限公司 | Method for mounting mutual inductor and cable connecting terminal in low-voltage complete cabinet |
-
2019
- 2019-11-15 CN CN201921976769.1U patent/CN211267337U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467523A (en) * | 2020-11-27 | 2021-03-09 | 上海平高天灵开关有限公司 | Method for mounting mutual inductor and cable connecting terminal in low-voltage complete cabinet |
| CN112467523B (en) * | 2020-11-27 | 2023-02-17 | 上海平高天灵开关有限公司 | Method for mounting mutual inductor and cable wiring terminal in low-voltage complete cabinet |
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