CN216413511U

CN216413511U - Electrical cabinet contactor assembly and electrical cabinet

Info

Publication number: CN216413511U
Application number: CN202121730243.2U
Authority: CN
Inventors: 张洋
Original assignee: Suzhou Benli Metal Products Co ltd
Current assignee: Suzhou Benli Metal Products Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-04-29
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses an electrical cabinet contactor assembly and an electrical cabinet, which comprise two contactors, a connecting bottom plate and a connecting bus, wherein the bottom surfaces of the contactors are oppositely arranged at two sides of the connecting bottom plate and are fixedly connected to the connecting bottom plate, and the contactors are connected together in parallel by the connecting bus, and the electrical cabinet contactor assembly is characterized in that: the cooling device comprises a connecting bottom plate, a contactor, a cooling groove, an air cooling groove, a plurality of air cooling holes, a cooling groove and a cooling liquid, wherein the connecting bottom plate is internally provided with the cooling groove for cooling, the cooling groove is internally stored with the cooling liquid for cooling, the air cooling groove is internally provided with the air cooling groove for air cooling, the air cooling groove is provided with a plurality of air cooling holes which are used for guiding flow and radiating heat of the contactor, the cooling groove and the cooling liquid are arranged in the connecting bottom plate, and heat generated by the contactor can be timely and effectively dissipated by utilizing heat exchange of the cooling liquid, so that the condition that the local temperature is too high is effectively prevented; the design of forced air cooling groove utilizes the forced air cooling hole to carry out the water conservancy diversion with wind, in time carries out the forced air cooling heat dissipation to the contactor, further improvement holistic radiating efficiency.

Description

Electrical cabinet contactor assembly and electrical cabinet

Technical Field

The utility model belongs to the technical field of electrical cabinets, and particularly relates to an electrical cabinet contactor assembly and an electrical cabinet.

Background

Because electrical equipment is continuously developed towards high power, higher requirements are provided for distribution power of an electrical cabinet, devices, installation space of the electrical cabinet and the like, and in order to meet the high-power design requirements of the electrical cabinet, contactors need to be connected in parallel to meet the trend of the design power requirements. However, in the conventional electrical cabinet, a precedent of using the contactors in parallel connection is not found yet.

In order to solve the above problems, chinese patent CN201020591898.1 provides an electrical cabinet contactor assembly and an electrical cabinet, where the electrical cabinet contactor assembly includes two contactors, a connection bottom plate and a connection bus bar, bottom surfaces of the contactors are oppositely disposed on two sides of the connection bottom plate and fixedly connected to the connection bottom plate, and the connection bus bar connects the contactors together in parallel; the electrical cabinet uses the electrical cabinet contactor assembly. The contactors are oppositely arranged (back to back) on the bottom surfaces and connected in parallel, so that the assembly space and the safety space of the two contactors can be coincidently utilized, and the space utilization rate of the cabinet is effectively improved; the connecting bottom plate and the connecting bus connect the contactor in parallel into an integral component, the structure is simple and direct, the wiring is simple, the assembly and the maintenance are convenient, and the subsequent maintenance difficulty of the contactor can be effectively reduced.

However, in this patent, the contactors are connected in parallel, which results in that the overall heat cannot be dissipated in time, affecting the performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrical cabinet contactor assembly and an electrical cabinet aiming at the problems in the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an electrical cabinet contactor assembly, includes two contactors, connecting bottom plate and connecting bus, the contactor bottom surface sets up relatively on this connecting bottom plate both sides and fixed connection, connecting bus will contactor parallel connection is in the same place, be equipped with the cooling bath that is used for cooling in the connecting bottom plate, the cooling bath is stored and is used for refrigerated coolant liquid, still be equipped with in the connecting bottom plate and be used for air-cooled groove, be equipped with a plurality of water conservancy diversion on the air-cooled groove and be used for the radiating air-cooled hole of contactor.

Preferably, the two contactors are respectively arranged at two sides of the connecting bottom plate.

Preferably, a plurality of fixed blocks which are fixedly connected and used for installing the contactor are arranged in the cooling groove.

The utility model provides an electrical cabinet, includes the cabinet body, still includes as above electrical cabinet contactor subassembly, electrical cabinet contactor subassembly is connected on this cabinet body, and this electrical cabinet contactor subassembly includes two contactors, connecting bottom plate and connecting bus, be equipped with crooked winding heat transfer groove in the internal wall of cabinet, cabinet body bottom is equipped with the hold up tank, coolant liquid has been stored in the hold up tank, and hold up tank one side is equipped with the circulating pump, the circulating pump output passes through pipeline and heat transfer groove one end intercommunication, the heat transfer groove other end and hold up tank opposite side intercommunication.

Preferably, the middle part of the storage tank is provided with a fixedly connected splitter plate.

Preferably, the cabinet body is further provided with a fan, and the output end of the fan is communicated with the air inlet end of the air cooling groove through a connecting pipe.

Preferably, a water inlet pipe is arranged at one end of the cooling tank, a water drain pipe is arranged at the other end of the cooling tank, the extension end of the water inlet pipe is communicated with the heat exchange groove in the inner wall of the cabinet body on one corresponding side, and the extension end of the water drain pipe is communicated with the heat exchange groove in the cabinet body on one corresponding side.

Compared with the prior art, the utility model has the following technical effects:

the cooling tank and the cooling liquid are arranged in the connecting bottom plate, and heat generated by the contactor can be timely and effectively dissipated by utilizing heat exchange of the cooling liquid, so that the condition of over-high local temperature is effectively prevented;

the design of forced air cooling groove utilizes the forced air cooling hole to carry out the water conservancy diversion with wind, in time carries out the forced air cooling heat dissipation to the contactor, further improvement holistic radiating efficiency.

Specific embodiments of the present invention are disclosed in detail with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not so limited in scope.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments, in combination with or instead of the features of the other embodiments.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of a front view structure provided by the present invention.

Fig. 2 is a schematic view of the internal structure of the connection base plate according to the present invention.

Fig. 3 is a schematic structural diagram of a heat exchange tank provided by the utility model.

The reference numbers in the figures illustrate: 1. a cabinet body; 11. a heat exchange tank; 12. a storage tank; 13. a flow distribution plate; 14. a circulation pump; 2. connecting the bottom plate; 21. a water inlet pipe; 22. a drain pipe; 23. a cooling tank; 24. a fixed block; 25. an air cooling groove; 26. air cooling holes; 3. a contactor; 4. connecting a bus; 5. a fan; 51. and (4) connecting the pipes.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1, 2 and 3, an electrical cabinet contactor assembly includes two contactors 3, a connection base plate 2 and a connection bus bar 4, wherein bottom surfaces of the contactors 3 are oppositely disposed on two sides of the connection base plate 2 and fixedly connected to the connection base plate 2, the contactors 3 are connected in parallel by the connection bus bar 4, a cooling tank 23 for cooling is disposed in the connection base plate 2, a cooling liquid for cooling is stored in the cooling tank 23, an air cooling tank 25 for air cooling is further disposed in the connection base plate 2, and a plurality of air-cooling holes 26 for guiding air and dissipating heat of the contactors 3 are disposed in the air cooling tank 25.

Further, two of the contactors 3 are respectively disposed at both sides of the connection base plate 2.

Further, a plurality of fixed blocks 24 which are fixedly connected and used for installing the contactor 3 are arranged in the cooling groove 23.

The design of fixed block 24 makes contactor 3 when installing fixedly, can fix the bolt fastening on fixed block 24, fixes, when making connecting bottom plate 2 can effectively dispel the heat, does not influence original equipment fixing.

Example 2

The same points as those in example 1 are not repeated, and the difference from example 1 is that:

the utility model provides an electrical cabinet, includes cabinet body 1, still includes as in embodiment 1 electrical cabinet contactor 3 subassembly, electrical cabinet contactor 3 subassembly is connected on this cabinet body 1, and this electrical cabinet contactor 3 subassembly includes two contactors 3, connecting plate 2 and connecting bus 4, be equipped with crooked winding heat transfer tank 11 in the cabinet body 1 inner wall, cabinet body 1 bottom is equipped with hold up tank 12, coolant liquid has been stored in hold up tank 12, and hold up tank 12 one side is equipped with circulating pump 14, the output of circulating pump 14 passes through pipeline and 11 one end intercommunications in heat transfer tank, the 11 other ends in heat transfer tank and the 12 opposite sides intercommunications in hold up tank.

With setting up heat exchange tank 11 in the cabinet body 1, utilize circulating pump 14, make the coolant liquid, can circulate at cabinet body 1 inner wall to effectual heat transfer cooling that carries on reduces the inside temperature of the cabinet body 1.

Further, the bottom surfaces of the contactors 3 are oppositely arranged on two sides of the connecting base plate 2 and fixedly connected to the connecting base plate 2, the contactors 3 are connected in parallel by the connecting bus 4, the connecting base plate 2 is vertically arranged, and the electric cabinet contactor 3 assembly is connected to the cabinet body 1 through the connecting base plate 2.

Furthermore, a fixedly connected splitter plate 13 is arranged in the middle of the storage tank 12.

The design of the dividing plate 13 can increase the residence time of the cooled coolant in the storage tank 12, thereby reducing the temperature of the coolant pumped out from the circulation pump 14.

An electronic cooling pipe can be arranged in the storage tank 12 on one side of the circulating pump 14, so that the temperature of the cooling liquid is further reduced, the overall heat exchange efficiency is improved, and the temperature inside the cabinet body 1 is reduced.

The electronic cooling pipe is widely applied to the existing market, any cooling pipe can be purchased according to needs, and the cooling pipe with the cooling function can be realized.

Further, still be equipped with fan 5 on the cabinet body 1, fan 5 output passes through connecting pipe 51 and air-cooled groove 25 inlet end intercommunication.

Further, a water inlet pipe 21 is arranged at one end of the cooling tank 23, a water discharge pipe 22 is arranged at the other end of the cooling tank 23, the extension end of the water inlet pipe 21 is communicated with the heat exchange groove 11 in the inner wall of the cabinet body 1 on one corresponding side, and the extension end of the water discharge pipe 22 is communicated with the heat exchange groove 11 in the cabinet body 1 on one corresponding side.

Any numerical value recited herein includes all values from the lower value to the upper value that are incremented by one unit, provided that there is a separation of at least two units between any lower value and any higher value. For example, if it is stated that the number of a component or a value of a process variable (e.g., temperature, pressure, time, etc.) is from 1 to 90, preferably from 20 to 80, and more preferably from 30 to 70, it is intended that equivalents such as 15 to 85, 22 to 68, 43 to 51, 30 to 32 are also expressly enumerated in this specification. For values less than 1, one unit is suitably considered to be 0.0001, 0.001, 0.01, 0.1. These are only examples of what is intended to be explicitly recited, and all possible combinations of numerical values between the lowest value and the highest value that are explicitly recited in the specification in a similar manner are to be considered.

Unless otherwise indicated, all ranges include the endpoints and all numbers between the endpoints. The use of "about" or "approximately" with a range applies to both endpoints of the range. Thus, "about 20 to about 30" is intended to cover "about 20 to about 30", including at least the endpoints specified.

All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional.

A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of the subject matter that is disclosed herein is not intended to forego such subject matter, nor should the inventors be construed as having contemplated such subject matter as being part of the disclosed inventive subject matter.

Claims

1. The utility model provides an electrical cabinet contactor assembly, includes two contactors, connection bottom plate and connecting bus, the contactor bottom surface sets up relatively on this connection bottom plate both sides and fixed connection should connect the bottom plate, connecting bus will contactor parallel connection together, its characterized in that: the connecting bottom plate is internally provided with a cooling tank for cooling, the cooling tank is internally stored with a cooling liquid for cooling, the connecting bottom plate is internally provided with an air cooling tank for air cooling, and the air cooling tank is provided with a plurality of flow guides and air cooling holes for heat dissipation of the contactor.

2. The electrical cabinet contactor assembly as claimed in claim 1, wherein: the two contactors are respectively arranged on two sides of the connecting bottom plate.

3. The electrical cabinet contactor assembly as claimed in claim 1, wherein: and a plurality of fixed blocks which are fixedly connected and used for installing the contactor are arranged in the cooling groove.

4. An electrical cabinet, comprising a cabinet body and further comprising an electrical cabinet contactor assembly according to any one of claims 1 to 3, the electrical cabinet contactor assembly being connected to the cabinet body, the electrical cabinet contactor assembly comprising two contactors, a connecting base plate and a connecting bus bar, wherein: the improved cabinet is characterized in that a bent and wound heat exchange groove is formed in the inner wall of the cabinet body, a storage groove is formed in the bottom of the cabinet body, cooling liquid is stored in the storage groove, a circulating pump is arranged on one side of the storage groove, the output end of the circulating pump is communicated with one end of the heat exchange groove through a pipeline, and the other end of the heat exchange groove is communicated with the other side of the storage groove.

5. The electrical cabinet of claim 4, wherein: the middle part of the storage tank is provided with a splitter plate which is fixedly connected.

6. The electrical cabinet of claim 4, wherein: the cabinet body is also provided with a fan, and the output end of the fan is communicated with the air inlet end of the air cooling groove through a connecting pipe.

7. The electrical cabinet of claim 4, wherein: the cooling tank one end is equipped with the inlet tube, and the cooling tank other end is equipped with the drain pipe, the inlet tube extends the end and communicates with the heat transfer groove in the internal wall of the cabinet of corresponding one side, the drain pipe extends the end and communicates with the internal heat transfer groove of the cabinet of corresponding one side.