CN212277646U

CN212277646U - Uninterruptible power supply

Info

Publication number: CN212277646U
Application number: CN202020752445.6U
Authority: CN
Inventors: 谢力华; 陈厚岩
Original assignee: Shenzhen Ecowatt Power Co ltd
Current assignee: Shenzhen Ecowatt Power Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-01-01
Anticipated expiration: 2030-05-08

Abstract

The utility model provides an uninterrupted power source, uninterrupted power source includes rack, switch and wiring subassembly, rectification and contravariant subassembly and vary voltage and filtering subassembly, wherein: the cabinet comprises a cabinet door and a back plate, a first chamber and a second chamber which are formed by separating a vertical partition plate are arranged between the cabinet door and the back plate, and the second chamber is separated into a first mounting cavity and a second mounting cavity which are sealed relatively through a horizontal partition plate; the transformer and filter assembly is installed in the first cavity, the switch and wiring assembly is installed in the first installation cavity, the rectification and inversion assembly is installed in the second installation cavity, the top of the cabinet is provided with a cooling fan, the bottom of the cabinet is provided with an air inlet hole, and a cooling channel is formed by the air inlet hole, the first cavity and the cooling fan. The utility model discloses a set up cavity and installation cavity, make simple structure reasonable, be favorable to improving space utilization, reduce the volume, reduce manufacturing cost.

Description

Uninterruptible power supply

Technical Field

The embodiment of the utility model provides a relate to power electronic equipment field, more specifically say, relate to an uninterrupted power source.

Background

An uninterruptible power supply is an important external device that can provide a continuous, stable, uninterrupted power supply. In particular, the ups is mainly used to provide stable and uninterrupted power supply for a single computer, a computer network system or other power electronic devices such as a battery valve, a pressure transmitter, etc., and is an indispensable power electronic device in the current technological development.

However, the structure of the existing uninterruptible power supply is relatively complex, and the layout design of the internal electronic components is messy, so that the space utilization rate is low, the installation distance between the electronic components cannot be further reduced under the condition of ensuring safety regulations, the size is large, and the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a to above-mentioned current uninterrupted power source's structure complicacy, the overall arrangement is in disorder and space utilization is low, can't further reduce installation distance, bulky and the high problem of manufacturing cost between electronic components under the condition of guaranteeing ann rule, provide an uninterrupted power source.

The embodiment of the utility model provides a solve above-mentioned technical problem's technical scheme is, provide an uninterrupted power source, including rack, switch and wiring subassembly, rectification and contravariant subassembly and vary voltage and filtering subassembly, wherein: the cabinet comprises a cabinet door and a back plate, a first cavity and a second cavity are formed between the cabinet door and the back plate and are separated by a vertical partition plate parallel to the cabinet door, the second cavity is separated into a first installation cavity and a second installation cavity which are sealed relatively by a horizontal partition plate, and the second installation cavity is positioned above the first installation cavity; the transformation and filtering component is fixedly arranged in the first cavity, the switch and wiring component is arranged in the first mounting cavity, the rectification and inversion component is arranged in the second mounting cavity, and the rectification and inversion component comprises a radiator positioned in the second mounting cavity; the top of the cabinet is provided with a heat radiation fan, the bottom of the cabinet is provided with an air inlet, and a heat radiation channel is formed by the air inlet, the first cavity and the heat radiation fan.

Preferably, the cabinet is further provided with a chamber door plate, and the chamber door plate is hinged and fixed at the opening position of the second installation cavity and seals the second installation cavity; the uninterruptible power supply further comprises a control single board assembly, and the control single board assembly is fixedly installed on the surface, facing the second installation cavity, of the chamber door plate.

Preferably, the rectification and inversion component is installed and fixed on the surface of the vertical partition plate part in the second installation cavity, a chamber partition plate is further arranged in the second installation cavity and spaced between the rectification and inversion component and the control single plate component, and the chamber partition plate is connected and fixed to the chamber door plate through a support column component.

Preferably, the heat dissipation surface of the heat sink in the second mounting cavity is attached to the surface of the vertical partition plate, and a fan plate member for dissipating heat of the rectifying and inverting assembly is further arranged in the second mounting cavity.

Preferably, the uninterruptible power supply further comprises an installation protection plate and an operation panel assembly, the installation protection plate is installed and fixed on the inner side, opposite to the chamber door plate, of the cabinet door and is enclosed with the cabinet door to form a third installation cavity, and the operation panel assembly is installed and fixed in the third installation cavity.

Preferably, the voltage transformation and filtering assembly comprises a transformer assembly installed on the vertical partition plate, and a wind shield for guiding wind to dissipate heat of the transformer assembly is installed and fixed on the outer side of the transformer assembly.

Preferably, the switch and wiring assembly comprises a plurality of wiring copper bar components arranged side by side at intervals, the wiring copper bar components are fixedly mounted at the bottom of the first mounting cavity through insulating columns, and an insulating plate is arranged between every two adjacent wiring copper bar components; the first installation cavity further comprises a cable fixing rail arranged below the wiring copper bar components, and a first wire passing hole communicated with the outside of the first installation cavity is formed below the cable fixing rail.

Preferably, the vertical partition plate is provided with a second wire passing hole for communicating the first cavity with the first mounting cavity and a third wire passing hole for communicating the first cavity with the second mounting cavity; the horizontal partition plate is provided with a fourth wire passing hole communicated with the first installation cavity and the second installation cavity, and the second wire passing hole, the third wire passing hole and the fourth wire passing hole are all sleeved with elastic check rings.

The utility model discloses uninterrupted power source has following beneficial effect: form first cavity and second cavity through separating, separate at the second cavity and form first installation cavity and the second installation cavity of relative sealed, then install respectively in cavity and the installation cavity that corresponds after the electronic components of uninterrupted power source categorised, from this, can make the structure of rack simple reasonable more, and can keep apart sealed design with primary equipment and secondary equipment, improve uninterrupted power source's security performance, and be favorable to the layout design of the inside electronic components of rack, improve the space utilization in the rack, make the structure compacter, thereby reduce the rack volume, reduce the wiring distance between the electronic components, and the manufacturing cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of an uninterruptible power supply according to an embodiment of the present invention;

fig. 2 is a schematic front view of an uninterruptible power supply according to an embodiment of the present invention;

fig. 3 is a schematic back side view of an ups according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an internal structure of a first installation cavity of an uninterruptible power supply according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the embodiment of the present invention provides a schematic structural diagram of an uninterruptible power supply, which can be applied to the field of power electronic devices, especially to an uninterruptible power supply with higher safety performance.

Referring to fig. 2 and 3, the uninterruptible power supply in this embodiment includes a cabinet 1, a switch and connection component 2, a rectification and inversion component 3, and a voltage transformation and filtering component 4, wherein: the cabinet 1 comprises a cabinet door 11 and a back plate which are oppositely arranged, a first chamber 12 and a second chamber 13 which are formed by separating a vertical partition plate 101 parallel to the cabinet door 11 are arranged between the cabinet door 11 and the back plate, namely the first chamber 12 is sealed by enclosing between the vertical partition plate 101 and the back plate, and the second chamber 13 is sealed by enclosing between the vertical partition plate 101 and the cabinet door 11. Further, the second chamber 13 is divided into a first installation cavity 131 and a second installation cavity 132 which are relatively sealed by the horizontal partition plate 102, and the second installation cavity 132 is located above the first installation cavity 131, so that the interior of the cabinet 1 is divided into three relatively sealed and independent installation areas (specifically, the first chamber 12, the first installation cavity 131 and the second installation cavity 132), and the structure is simplified.

Specifically, the voltage transformation and filtering component 4 is fixedly installed in the first chamber 12, the switch and wiring component 2 is installed in the first installation cavity 131, and the rectification and inversion component 3 is installed in the second installation cavity 132; therefore, the electronic components of the uninterruptible power supply can be reasonably distributed according to types, and the electronic components of the same distribution type (which can be classified according to primary equipment and secondary equipment) are distributed in the same installation area of the cabinet 1, so that the electronic components of different distribution types can be prevented from interfering with each other, and the stability and the reliability of the operation of the uninterruptible power supply can be improved. Meanwhile, important devices can be completely separated from the air channel, so that dust deposition is reduced, and the reliability of equipment is improved.

Preferably, the rectifying and inverting assembly 3 includes a heat sink located in the second mounting cavity 132, and the heat sink can dissipate heat for the rectifying and inverting assembly 3, so as to ensure that the rectifying and inverting assembly 3 can be used within a specified temperature range, and improve the stability of the use thereof. In addition, the top of the cabinet 1 is provided with a heat dissipation fan, the bottom of the cabinet 1 is provided with an air inlet, and a heat dissipation channel is formed by the air inlet, the first chamber 12 and the heat dissipation fan. During operation, the heat dissipation airflow can flow in through the air inlet to dissipate heat in the first chamber 12, and then is discharged from the top of the cabinet 1 under the action of the heat dissipation fan, and meanwhile, heat in the first chamber 12 is transferred to the outside of the cabinet 1, so that efficient circulation heat dissipation is realized.

In particular, the circulating heat dissipation airflow in the heat dissipation channel can effectively dissipate the heat of the vertical partition plate 101 in the cabinet 1, so that the heat in the second chamber 13 (including the first mounting cavity 131 and the second mounting cavity 132) can be indirectly transferred, and therefore, the influence of the heat dissipation airflow on the use stability of the electronic components mounted in the first mounting cavity 131 and the second mounting cavity 132 can be avoided while the heat dissipation is performed in the first mounting cavity 131 and the second mounting cavity 132, and the service life of the electronic components can be prolonged.

Above-mentioned uninterrupted power source forms first cavity 12 and second cavity 13 through separating, separate at second cavity 13 and form first installation cavity 131 and the second installation cavity 132 of relative sealed, then install uninterrupted power source's electronic components after categorised respectively in corresponding cavity and installation cavity, can make rack 1's structure simple reasonable more from this, and can keep apart sealed design with uninterrupted power source's electronic components's primary equipment and secondary equipment, uninterrupted power source's security performance is improved, and be favorable to rack 1 inside electronic components's overall arrangement design, improve the space utilization in rack 1, make the structure compacter, thereby reduce rack 1's volume, reduce the wiring distance between the electronic components, and the manufacturing cost is reduced.

Above-mentioned rack 1 still is equipped with chamber door plant 14, and chamber door plant 14 articulates the open position of fixing at second installation cavity 132 to sealed this second installation cavity 132, effectively dustproof. In addition, the uninterruptible power supply of this embodiment further includes a control board assembly 5 for controlling the rectification and inversion assembly 3, and the control board assembly 5 is installed and fixed on the surface of the chamber door panel 14 facing the second installation cavity 132; therefore, the installation distance between the control single board assembly 5 and the rectification and inversion assembly 3 installed in the second installation cavity 132 can be shortened, the wiring distance is shortened, the wiring cost is reduced, the maintenance is convenient, the debugging operation is convenient, and the practicability and the rationality of the internal layout design of the uninterruptible power supply are improved.

In order to improve the heat dissipation effect of the rectifying and inverting component 3, the rectifying and inverting component 3 is fixedly installed on the surface of the vertical partition plate 101 in the second installation cavity 132, so that heat generated by the rectifying and inverting component 3 is transferred to the vertical partition plate 101, and then the vertical partition plate 101 is cooled by heat dissipation airflow in the heat dissipation channel.

Further, in order to avoid the interference between the rectification and inversion component 3 and the control board component 5, the chamber partition 15 is disposed in the second mounting cavity 132 and spaced between the rectification and inversion component 3 and the control board component 5, so as to reduce the mounting distance between the control board component 5 and the rectification and inversion component 3 and ensure the stability of the ups. Moreover, the chamber partition 15 is connected and fixed to the chamber door panel 14 by a support column member, which facilitates assembly and maintenance operations. In practical applications, the chamber partition 15 may be a galvanized plate, so as to isolate EMC (Electro Magnetic Compatibility) interference and ensure the safety performance of the ups.

Of course, in practical applications, the chamber partition 15 may be fixed to the surface of the vertical partition 101 in the second installation cavity 132 through the support column members, so as to improve the installation stability of the chamber partition 15, which may be determined more according to practical situations.

For further improvement to the radiating effect to rectification and contravariant subassembly 3, the surface of vertical baffle 101 is laminated to the radiating surface of the radiator in second installation cavity 132, can be with the high-efficient heat transfer to vertical baffle 101 of radiator, then in time dispel the heat by radiating channel's heat dissipation air current. In addition, a fan plate component for dissipating heat of the rectification and inversion component 3 is further arranged in the second mounting cavity 132, so that air cooling and heat dissipation of the rectification and inversion component 3 can be realized.

Above-mentioned uninterrupted power source still includes installation guard plate 16 and operating panel subassembly, and the installation guard plate 16 installation is fixed in cabinet door 11 just to the inboard of cavity door plant 14 to enclose with cabinet door 11 and close and form the third installation cavity, and the installation of above-mentioned operating panel subassembly is fixed in this third installation cavity, thereby makes things convenient for operating panel subassembly and the electrically conductive connection of control veneer subassembly 5 in the second installation cavity 132, improves structural design and layout design's practicality.

In particular, the transformer and filter assembly 4 includes a transformer assembly 41 mounted on the vertical partition 101, and a wind deflector 17 for guiding wind to dissipate heat of the transformer assembly 41 is mounted and fixed on an outer side of the transformer assembly 41. Specifically, the wind shielding surface of the wind shielding plate 17 is inclined toward the heat dissipation channel (specifically, inclined toward the side where air is taken in), so that the heat dissipation airflow in the heat dissipation channel can be intensively guided to the transformer assembly 41, and the heat dissipation effect of the heat dissipation airflow on the transformer assembly 41 can be improved.

Referring to fig. 4, the switch and wiring assembly 2 includes a plurality of wiring copper bar members 21 arranged side by side at intervals, specifically, the plurality of wiring copper bar members 21 are fixedly mounted at the bottom of the first mounting cavity 131 through insulating columns, and an insulating plate is arranged between two adjacent wiring copper bar members 21, so that the layout is more compact and the safety is improved. For facilitating the cable assembly, the first installation cavity 131 further comprises a cable fixing rail 22 arranged below the plurality of wiring copper bar components 21, and a first wire passing hole communicated with the outside and the first installation cavity 131 is formed below the cable fixing rail, so that the cable fixing rail is conveniently butted with the outside, and the overall structure design is more reasonable.

In order to facilitate the internal wiring layout of the uninterruptible power supply and reasonable conductive connection among electronic components, the vertical partition plate 101 is provided with a second wire passing hole for communicating the first cavity 12 with the first mounting cavity 131 and a third wire passing hole for communicating the first cavity 12 with the second mounting cavity 132; correspondingly, the horizontal partition plate 102 is provided with a fourth wire passing hole for communicating the first installation cavity 131 with the second installation cavity 132, and the second wire passing hole, the third wire passing hole and the fourth wire passing hole are all sleeved with elastic retainer rings, so that the cable can be protected, and the service life of the cable can be prolonged.

The above description is only for the preferred embodiment of the present invention, but the 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 by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an uninterrupted power source which characterized in that, includes rack, switch and wiring subassembly, rectification and contravariant subassembly and vary voltage and filtering subassembly, wherein: the cabinet comprises a cabinet door and a back plate, a first cavity and a second cavity are formed between the cabinet door and the back plate and are separated by a vertical partition plate parallel to the cabinet door, the second cavity is separated into a first installation cavity and a second installation cavity which are sealed relatively by a horizontal partition plate, and the second installation cavity is positioned above the first installation cavity; the transformation and filtering component is fixedly arranged in the first cavity, the switch and wiring component is arranged in the first mounting cavity, the rectification and inversion component is arranged in the second mounting cavity, and the rectification and inversion component comprises a radiator positioned in the second mounting cavity; the top of the cabinet is provided with a heat radiation fan, the bottom of the cabinet is provided with an air inlet, and a heat radiation channel is formed by the air inlet, the first cavity and the heat radiation fan.

2. The uninterruptible power supply according to claim 1, wherein the cabinet is further provided with a chamber door panel, and the chamber door panel is hinged and fixed at an opening position of the second installation cavity and seals the second installation cavity; the uninterruptible power supply further comprises a control single board assembly, and the control single board assembly is fixedly installed on the surface, facing the second installation cavity, of the chamber door plate.

3. The uninterruptible power supply according to claim 2, wherein the rectifying and inverting component is mounted and fixed on a surface of a vertical partition plate portion in the second mounting cavity, and a chamber partition plate is further disposed in the second mounting cavity and spaced between the rectifying and inverting component and the control board component, and the chamber partition plate is connected and fixed to the chamber door panel through a support column member.

4. The uninterruptible power supply of claim 3, wherein a heat dissipating surface of the heat sink in the second mounting cavity is attached to a surface of the vertical partition, and a fan plate member for dissipating heat from the rectifying and inverting component is further disposed in the second mounting cavity.

5. The uninterruptible power supply of claim 2, further comprising a mounting protection plate and an operating panel assembly, wherein the mounting protection plate is fixedly mounted on the inner side of the cabinet door opposite to the chamber door panel and forms a third mounting cavity with the cabinet door, and the operating panel assembly is fixedly mounted in the third mounting cavity.

6. The uninterruptible power supply of claim 1, wherein the transforming and filtering assembly comprises a transformer assembly mounted on the vertical partition, and a wind deflector is mounted and fixed on an outer side of the transformer assembly for guiding wind to dissipate heat of the transformer assembly.

7. The uninterruptible power supply according to claim 1, wherein the switch and wiring assembly includes a plurality of wiring copper bar members arranged side by side at intervals, the plurality of wiring copper bar members are fixedly mounted at the bottom of the first mounting cavity through insulating columns, and an insulating plate is disposed between two adjacent wiring copper bar members; the first installation cavity further comprises a cable fixing rail arranged below the wiring copper bar components, and a first wire passing hole communicated with the outside of the first installation cavity is formed below the cable fixing rail.

8. The uninterruptible power supply of claim 1, wherein the vertical partition is provided with a second wire passing hole communicating the first chamber with the first installation cavity, and a third wire passing hole communicating the first chamber with the second installation cavity; the horizontal partition plate is provided with a fourth wire passing hole communicated with the first installation cavity and the second installation cavity, and the second wire passing hole, the third wire passing hole and the fourth wire passing hole are all sleeved with elastic check rings.