CN216491105U - Power connection device for closely arranging electric heating elements - Google Patents
Power connection device for closely arranging electric heating elements Download PDFInfo
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- CN216491105U CN216491105U CN202121883092.4U CN202121883092U CN216491105U CN 216491105 U CN216491105 U CN 216491105U CN 202121883092 U CN202121883092 U CN 202121883092U CN 216491105 U CN216491105 U CN 216491105U
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Abstract
The utility model discloses a power connection device for closely arranging electric heating elements, which comprises a heating element, wherein the anode of the heating element is connected with an anode assembly, the cathode of the heating element is connected with a cathode assembly, the anode assembly is positioned at the end part of the heating element, the cathode assembly is positioned on the side surface of the heating element, the assembly comprises an anode wiring terminal, and the cathode assembly is one or more of a cathode straight copper bar, a cathode positive U-shaped copper bar and a cathode inverted U-shaped copper bar. According to the utility model, through the use of the positive terminal and the negative copper bar, the contact area of the positive and negative power connection devices is large, the positive electrode is led out from the lower part of the electric heating rod bundle, and the negative electric heating rod bundle is led out from the side, so that the space is fully utilized, the problems of insufficient space, inconvenience in installation when the electric heating rod bundles are closely arranged for installing cables, large heat productivity caused by too small contact area and the like are solved, the disassembly and the assembly are convenient, the positive terminal is independent, and the direct replacement can be realized after the individual power connection devices have faults.
Description
Technical Field
The utility model relates to the technical field of electric heating elements, in particular to a power connection structure of an electric heating element.
Background
The fuel rods are basic constituent units of a reactor core of a reactor system, the closely-arranged fuel rods react in the reactor and release a large amount of energy, and the energy is transmitted to power generation equipment through two loops.
When the electric heating rod bundles of the power connection device of the conventional electric heating element are tightly arranged to install cables, the space is insufficient, the installation is inconvenient, and the heating value is large due to the small contact area.
Disclosure of Invention
The present invention is directed to a power connection device for closely arranging electric heating elements, so as to solve the above-mentioned problems.
In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a connect electric installation for closely arranging electric heating original paper, heating element's positive pole and positive pole subassembly are connected, and heating element's negative pole and negative pole subassembly are connected, the positive pole subassembly is located heating element's tip, the negative pole subassembly is located heating element's side, the subassembly includes anodal terminal, the negative pole subassembly is that the straight type copper bar of negative pole, the positive U type copper bar of negative pole and the negative pole fall one or more in the U type copper bar.
Preferably, the positive terminal is provided with a cylindrical hole from top to bottom, the cylindrical hole is larger than the outer diameter of the positive electric connection post of the electric heating element, the side surface of the cylindrical hole is provided with a mounting groove, and the mounting groove is vertical to the wall thickness direction of the positive terminal and is provided with an electric connection device and a mounting hole for fixedly clamping and tightly arranging the electric heating element.
Preferably, the straight type copper bar of negative pole is provided with a pair ofly, and the clamping is in the heating element both sides, straight type copper bar one side of negative pole is provided with a plurality of semicircular groove, and semicircular groove size is unanimous with heating element negative pole electric connection post radius, be provided with the mounting hole on the straight type copper bar of negative pole, the outside parcel of heating element negative pole electric connection post has the copper foil.
Preferably, the positive U type copper bar of negative pole is provided with a pair ofly, and the clamping is in the heating element both sides, there are a plurality of semicircular groove on the positive U type copper bar side of negative pole, and semicircular groove size and heating element negative pole connect the electric post radius unanimously, be provided with the mounting hole on the positive U type copper bar of negative pole, the heating element negative pole connects the electric post parcel to have the copper foil.
Preferably, the negative pole type of falling U copper bar is provided with a pair ofly, and the clamping is in the heating element both sides, negative pole type of falling U copper bar one side is provided with a plurality of semi-circular recesses, and semi-circular recess size and heating element negative pole connect the electric post radius unanimously, are provided with the mounting hole on the negative pole type of falling U copper bar, and the outside parcel of heating element negative pole connect the electric post has the copper foil.
Preferably, the straight type copper bar of negative pole, the positive U type copper bar of negative pole and the type of falling U copper bar of negative pole, two liang of when pairing the use, can form the space in the middle of the both sides, supply the straight type copper bar of negative pole, the positive U type copper bar of negative pole and the type of falling U copper bar of negative pole are connected through the mounting hole of both sides with the negative pole cable.
Preferably, the negative straight copper bar, the negative positive U-shaped copper bar and the negative inverted U-shaped copper bar are sequentially stacked.
The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:
firstly, the contact area of the anode and cathode electric connection devices is large, the assembly is led out from the lower part of the electric heating rod bundle, the cathode electric heating rod bundle is led out from the side, the space is fully utilized, and the problems that the space is insufficient and the installation is inconvenient when the electric heating rod bundles are closely arranged and cables are installed, the heat productivity is large due to the excessively small contact area and the like are solved;
secondly, the straight type copper bar of negative pole, the positive U type copper bar of negative pole and the negative pole type copper bar of falling U all pair the use through two liang, install through semicircular groove and bolt hole, the dismouting of being convenient for to positive terminal is independent separately, after individual power connection device breaks down, can directly change.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural view of a positive terminal of the present invention;
FIG. 2 is a schematic structural diagram of a straight-shaped copper bar with negative electrode according to the present invention;
FIG. 3 is a schematic structural view of a negative positive U-shaped copper bar according to the present invention;
FIG. 4 is a schematic structural view of a negative positive U-shaped copper bar according to the present invention;
fig. 5 is a schematic front view of the present invention.
In the figure: 1. a positive terminal; 2. a negative straight copper bar; 3. a positive negative U-shaped copper bar; 4. a negative electrode is an inverted U-shaped copper bar; 5. a cylindrical bore; 6. mounting grooves; 7. mounting holes; 8. a semicircular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
The utility model provides a power connection device for closely arranging electric heating elements as shown in figures 1-5, wherein the anode of a heating element is connected with an anode assembly, the cathode of the heating element is connected with a cathode assembly, the anode assembly is positioned at the end part of the heating element, the cathode assembly is positioned at the side surface of the heating element, the assembly comprises an anode binding post 1, and the cathode assembly is one or more of a cathode straight copper bar 2, a cathode positive U-shaped copper bar 3 and a cathode inverted U-shaped copper bar 4.
As shown in fig. 1, in an embodiment, in the above technical solution, the positive terminal 1 is provided with cylindrical holes 5 at upper and lower sides, the cylindrical holes 5 are larger than the outer diameter of the positive terminal connection column of the electric heating element, a mounting groove 6 is formed on a side surface of the cylindrical hole, a power connection device and a mounting hole 7 for fixing, clamping and tightly arranging the electric heating element are arranged in the wall thickness direction of the positive terminal 1, and a positive cable is directly inserted into the cylindrical hole 5 at the lower part of the positive terminal 1 and crushes and fastens the positive electrode of the positive terminal 1.
In another embodiment, as shown in fig. 2, in the above technical solution, the negative straight copper bar 2 is provided with a pair of grooves, and is clamped on two sides of the heating element, one side of the negative straight copper bar 2 is provided with a plurality of semicircular grooves 8, the size of the semicircular grooves 8 is consistent with the radius of the negative electric connecting column of the heating element, the negative straight copper bar 2 is provided with a mounting hole 7, the outside of the negative electric connecting column of the heating element is wrapped with copper foil, and the negative straight copper bar 2 and the negative electric connecting column of the heating element are ensured to be fully contacted and closely contacted.
As shown in fig. 3, in this embodiment, in above-mentioned technical scheme, the positive U type copper bar 3 of negative pole is provided with a pair ofly, and the clamping is in the heating element both sides, there are a plurality of semicircular groove 8 on the positive U type copper bar 3 side of negative pole, and semicircular groove 8 size is unanimous with heating element negative pole electric connection post radius, be provided with mounting hole 7 on the positive U type copper bar 3 of negative pole, the parcel of heating element negative pole electric connection post has the copper foil, guarantees that the positive U type copper bar 3 of negative pole and heating element negative pole electric connection post fully contact and contact are inseparable.
As shown in fig. 4, in an optional embodiment, in the above technical solution, the negative-electrode inverted U-shaped copper bar 4 is provided with a pair of electrodes, and is clamped on two sides of the heating element, one side of the negative-electrode inverted U-shaped copper bar 4 is provided with a plurality of semicircular grooves 8, the size of each semicircular groove 8 is consistent with the radius of the heating element negative electrode electric connection column, the negative-electrode inverted U-shaped copper bar 4 is provided with a mounting hole 7, and the outside of the heating element negative electrode electric connection column is wrapped with a copper foil, so as to ensure that the negative-electrode inverted U-shaped copper bar 4 and the heating element negative electrode electric connection column are fully contacted and closely contacted.
As shown in fig. 1 to 5, in another alternative embodiment, in the above technical solution, when two of the negative straight copper bar 2, the negative positive U-shaped copper bar 3, and the negative inverted U-shaped copper bar 4 are paired for use, a space can be formed between two sides for the negative straight copper bar 2, the negative positive U-shaped copper bar 3, and the negative inverted U-shaped copper bar 4 to be connected with the negative cable through the mounting holes 7 on two sides, and the spaces on two sides are below the straight copper bar for easy assembly and disassembly.
As shown in fig. 1 to 5, in a preferred embodiment, in the above technical solution, the negative straight copper bar 2, the negative positive U-shaped copper bar 3, and the negative inverted U-shaped copper bar 4 are sequentially stacked.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, cylindrical holes 5 are formed in the upper portion and the lower portion of a positive terminal 1, the cylindrical holes 5 are larger than the outer diameter of a positive electrode power connection post of an electric heating element, an installation groove 6 is formed in the side edge of the upper cylindrical hole, a power connection device for fixedly clamping the closely-arranged electric heating element and a bolt hole 7 for a positive electrode power connection post of a heating element are arranged in the direction perpendicular to the wall thickness of the terminal, a positive cable is directly inserted into the cylindrical holes 5 in the lower portion of the positive terminal 1, and the positive electrode of the positive terminal 1 is flattened and fastened;
the straight type copper bar of negative pole 2, positive U type copper bar 3 of negative pole and negative pole type of falling U copper bar 4, use for two liang of pairing, the straight type copper bar of negative pole 2, there are a plurality of semicircular groove 8 in the side of the positive U type copper bar of negative pole 3 and negative pole type of falling U copper bar 4, can add bolt hole 7 between the semicircular groove 8, the outside copper foil that can wrap up of heating original paper negative pole power connection post, guarantee utmost point straight type copper bar 2, when two liang of the positive U type copper bar of negative pole 3 and the negative pole type of falling U copper bar 4 pair the use, can form the space in the middle of the both sides, supply the straight type copper bar of negative pole 2, the positive U type copper bar of negative pole 3 and the negative pole type of falling U copper bar 4 are connected through the bolt hole of both sides with the negative pole cable.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. A connect electric installation that is used for closely arranging electric heating element which characterized in that: heating element's positive pole and positive pole subassembly are connected, and heating element's negative pole and negative pole subassembly are connected, positive pole subassembly is located heating element's tip, the negative pole subassembly is located heating element's side, the subassembly includes anodal terminal (1), the negative pole subassembly is the straight type copper bar of negative pole (2), the positive U type copper bar of negative pole (3) and the negative pole fall one or more in the U type copper bar (4).
2. The electrical connection apparatus of claim 1, wherein: the positive terminal (1) is vertically provided with a cylindrical hole (5), the cylindrical hole (5) is larger than the outer diameter of a positive electric connection column of the electric heating element, a mounting groove (6) is formed in the side face of the cylindrical hole, and a power connection device and a mounting hole (7) for fixedly clamping and tightly arranging the electric heating element are arranged in the wall thickness direction perpendicular to the positive terminal (1).
3. The electrical connection apparatus of claim 1, wherein: the utility model discloses a heating element, including negative pole straight type copper bar (2), heating element negative pole electricity post, the straight type copper bar of negative pole (2) is provided with a pair ofly, and the clamping is in the heating element both sides, straight type copper bar of negative pole (2) one side is provided with a plurality of semicircular groove (8), and semicircular groove (8) size is unanimous with heating element negative pole electricity post radius, be provided with mounting hole (7) on the straight type copper bar of negative pole (2), the outside parcel of heating element negative pole electricity post has the copper foil.
4. The electrical connection apparatus of claim 1, wherein: the positive U type copper bar of negative pole (3) are provided with a pair ofly, and the clamping is in the heating element both sides, there are a plurality of semicircular groove (8) positive U type copper bar of negative pole (3) one side, and semicircular groove (8) size is unanimous with the heating element negative pole power connection post radius, be provided with mounting hole (7) on the positive U type copper bar of negative pole (3), the heating element negative pole power connection post parcel has the copper foil.
5. The electrical connection apparatus of claim 1, wherein: the utility model discloses a heating element, including negative pole type copper bar (4), semi-circular groove (8) and heating element negative pole power connection post, the negative pole type copper bar (4) of falling U is provided with a pair ofly, and the clamping is in the heating element both sides, negative pole type copper bar (4) of falling U one side is provided with a plurality of semi-circular groove (8), and semi-circular groove (8) size and heating element negative pole power connection post radius are unanimous, are provided with mounting hole (7) on negative pole type copper bar (4) of falling U, and the outside parcel of heating element negative pole power connection post has the copper foil.
6. The electrical connection apparatus of claim 1, wherein: the utility model discloses a cable, including negative pole straight type copper bar (2), the positive U type copper bar of negative pole (3) and negative pole type of falling U copper bar (4), when two liang of pairs use, can form the space in the middle of the both sides, supply the mounting hole (7) that the negative pole straight type copper bar (2), the positive U type copper bar of negative pole (3) and negative pole type of falling U copper bar (4) and negative pole cable pass through both sides are connected.
7. The electrical connection apparatus of claim 1, wherein: the negative straight copper bar (2), the negative positive U-shaped copper bar (3) and the negative inverted U-shaped copper bar (4) are sequentially stacked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121883092.4U CN216491105U (en) | 2021-08-12 | 2021-08-12 | Power connection device for closely arranging electric heating elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121883092.4U CN216491105U (en) | 2021-08-12 | 2021-08-12 | Power connection device for closely arranging electric heating elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216491105U true CN216491105U (en) | 2022-05-10 |
Family
ID=81432136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121883092.4U Active CN216491105U (en) | 2021-08-12 | 2021-08-12 | Power connection device for closely arranging electric heating elements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216491105U (en) |
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2021
- 2021-08-12 CN CN202121883092.4U patent/CN216491105U/en active Active
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| GR01 | Patent grant | ||
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Address after: 201413 Room 102, No. 3, building 2, No. 168, xinsiping Road, Lingang xinpian District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai nuclear power equipment test and Verification Center Co.,Ltd. Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: 201413 Room 102, No. 3, building 2, No. 168, xinsiping Road, Lingang xinpian District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Shanghai nuclear power equipment test and Verification Center Co.,Ltd. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |