CN215528199U - Contact box with capacitor core rod - Google Patents
Contact box with capacitor core rod Download PDFInfo
- Publication number
- CN215528199U CN215528199U CN202121559236.0U CN202121559236U CN215528199U CN 215528199 U CN215528199 U CN 215528199U CN 202121559236 U CN202121559236 U CN 202121559236U CN 215528199 U CN215528199 U CN 215528199U
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- CN
- China
- Prior art keywords
- core rod
- contact box
- capacitor core
- voltage
- capacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 71
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 239000002184 metal Substances 0.000 abstract description 9
- 239000004020 conductor Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of electrical product structures, and discloses a contact box with a capacitance core rod, which comprises: the contact box comprises a contact box body, a fixed insert with a high-voltage contact arranged on the contact box body, and a capacitor assembly arranged on the contact box body; the capacitor assembly comprises a capacitor core rod and a capacitor core rod output low-voltage connection embedded piece arranged at the bottom of the contact box body, and the capacitor core rod is embedded in the side wall of the contact box body. The utility model firstly isolates the high voltage between the high voltage charged body and the grounding metal, thereby avoiding the grounding fault of the high voltage charged body; secondly, the reconfirmation of the high-voltage electrified body after the system is powered off is monitored, and the principle is that the high voltage of the electric conductor is converted into millivolt-level low voltage after passing through the capacitor core rod and is transmitted to an electrified detection device (an electrified display), so that the multifunctional electrified body is multifunctional.
Description
Technical Field
The utility model relates to the technical field of electric product structures, in particular to a contact box with a capacitor core rod.
Background
The existing contact box body product structure (figure 1) is formed by curing and molding an epoxy resin insulating coating under certain conditions, fixing inserts with high-voltage contacts are arranged at the corresponding inner central positions of the contact box, and the like.
The improved contact box (figure 2) with the capacitance core rod is formed by curing an epoxy resin insulating coating under a certain condition, a fixing insert with a high-voltage contact, the capacitance core rod connected with high voltage, a low-voltage connecting insert connected with the output of the capacitance core rod and the like are arranged at the corresponding inner central position of the contact box, and the capacitance core rod contact box has the main functions of isolating the high voltage electrified body from the high voltage between the high voltage electrified body and the grounding metal and avoiding the grounding fault of the high voltage electrified body; secondly, the reconfirmation of the high-voltage electrified body after the system is powered off is monitored, the principle is that the high voltage of the electric conductor is converted into millivolt-level low voltage after passing through the capacitance core rod and is transmitted to an electrified detection device (an electrified display), so that the functions are diversified, one sensor product with the capacitance core rod can be saved through the integration of the two functions, and the product cost of the system is correspondingly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a contact box with a capacitance core rod, which solves the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a contact box with a capacitance plug, comprising: the contact box comprises a contact box body, a fixed insert with a high-voltage contact arranged on the contact box body, and a capacitor assembly arranged on the contact box body;
the capacitor assembly comprises a capacitor core rod and a capacitor core rod output low-voltage connection embedded piece arranged at the bottom of the contact box body, the capacitor core rod is embedded in the side wall of the contact box body, the upper end of the capacitor core rod is electrically fixed with one end of a capacitor core rod high-voltage connection line, and the other end of the capacitor core rod high-voltage connection line is electrically connected with the high-voltage contact fixing embedded piece.
In a preferred embodiment of the present invention, the capacitor core rod and the fixing insert with the high voltage electrical contact are vertically aligned.
As a preferred embodiment of the present invention, the upper end of the capacitor plug output low voltage connection insert is electrically fixed to one end of the capacitor plug output low voltage connection line, and the other end of the capacitor plug output low voltage connection line is electrically fixed to the bottom of the capacitor plug.
In a preferred embodiment of the present invention, the end of the fixing insert with the high-voltage electrical contact is provided with a horizontal insert bolt hole.
As a preferred embodiment of the utility model, the capacitor core rod output low-voltage connecting wire is embedded in the lower side wall of the contact box body, and the outer wall of the contact box body is coated with an epoxy resin insulating coating.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model relates to a capacitor core rod contact box, which has the following main functions: firstly, high voltage between a high voltage charged body and a grounding metal is isolated, so that the grounding fault of the high voltage charged body is avoided; secondly, the reconfirmation of the high-voltage electrified body after the system is powered off is monitored, the principle is that the high voltage of the electric conductor is converted into millivolt-level low voltage after passing through the capacitance core rod and is transmitted to an electrified detection device (an electrified display), so that the functions are diversified, one sensor product with the capacitance core rod can be saved through the integration of the two functions, and the product cost of the system is correspondingly reduced.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of a contact box in the prior art;
fig. 2 is a schematic view of the overall cross-sectional structure of the contact box with the capacitor core rod according to the utility model.
In the figure: 1. a contact box body; 2. fixing the insert with a high-voltage electrical contact; 3. an epoxy resin insulating coating; 4. insert bolt holes; 5. a capacitor core rod high voltage connecting wire; 6. a capacitor core rod; 7. the capacitor core rod outputs a low-voltage connecting wire; 8. the capacitor core rod outputs low voltage to connect the insert.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 2, the present invention provides a technical solution: a contact box with a capacitance plug, comprising: the contact box comprises a contact box body 1, a fixed insert 2 with a high-voltage contact, which is arranged on the contact box body 1, and a capacitor assembly arranged on the contact box body 1;
the capacitor assembly comprises a capacitor core rod 6 and a capacitor core rod output low-voltage connection insert 8 arranged at the bottom of the contact box body 1, the capacitor core rod 6 is embedded in the side wall of the contact box body 1, the upper end of the capacitor core rod 6 is electrically fixed with one end of a capacitor core rod high-voltage connection wire 5, and the other end of the capacitor core rod high-voltage connection wire 5 is electrically connected with the high-voltage contact fixing insert 2.
Referring to fig. 2, in a specific embodiment, a capacitor core rod 6 and a fixed insert with a high voltage contact 2 are arranged in a vertical direction in an aligned manner, the upper end of a capacitor core rod output low voltage connection insert 8 is electrically fixed with one end of a capacitor core rod output low voltage connection line 7, the other end of the capacitor core rod output low voltage connection line 7 is electrically fixed with the bottom of the capacitor core rod 6, the fixed insert with the high voltage contact 2 is connected with one end of the capacitor core rod 6 connected with high voltage through a metal wire at a corresponding inner central position of a contact box, and the output end of the capacitor core rod 6 with low voltage (millivolt level voltage) is connected with the connection insert through a metal wire; the capacitor core rod contact box has the main function of isolating the high voltage between the high voltage electrified body and the grounding metal, and avoiding causing the grounding fault of the high voltage electrified body.
Referring to fig. 2, further, an insert bolt hole 4 in the horizontal direction is formed at the end of the fixed insert 2 with the high-voltage electrical contact, a capacitor core rod output low-voltage connecting wire 7 is embedded in the lower side wall of the contact box body 1, an epoxy resin insulating coating 3 is coated on the outer wall of the contact box body 1, and the epoxy resin insulating coating 3 plays a role in isolation, so that the purpose of insulation is achieved, and the effect of safety guarantee is achieved.
It should be noted that the present invention is a contact box with a capacitor plug, each of which is a universal standard component or a component known to those skilled in the art, and the structure and principle of the contact box are known to those skilled in the art through technical manuals or through routine experiments.
The working principle is as follows: the improved contact box with the capacitor core rod is formed by curing an epoxy resin insulating coating 3 under a certain condition, a fixed insert 2 with a high-voltage contact is arranged at the corresponding inner central position of the contact box and is connected with one end of a capacitor core rod 6 connected with high voltage through a metal wire, and the other end of the capacitor core rod 6 is connected with the connected insert through a metal wire, wherein the output end of the capacitor core rod 6 with low voltage (millivolt level voltage); the main functions of the contact box of the capacitor core rod are as follows: firstly, high voltage between a high voltage charged body and a grounding metal is isolated, so that the grounding fault of the high voltage charged body is avoided; secondly, the reconfirmation of the high-voltage electrified body after the system is powered off is monitored, the principle is that the high voltage of the electric conductor is converted into millivolt-level low voltage after passing through the capacitance core rod and is transmitted to an electrified detection device (an electrified display), so that the functions are diversified, one sensor product with the capacitance core rod can be saved through the integration of the two functions, and the product cost of the system is correspondingly reduced.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A contact box with a capacitance core rod is characterized by comprising:
the contact box comprises a contact box body (1), a fixed insert (2) with a high-voltage contact, and a capacitor assembly, wherein the fixed insert is arranged on the contact box body (1), and the capacitor assembly is arranged on the contact box body (1);
the capacitor assembly comprises a capacitor core rod (6) and a capacitor core rod output low-voltage connection insert (8) arranged at the bottom of the contact box body (1), the capacitor core rod (6) is embedded in the side wall of the contact box body (1), the upper end of the capacitor core rod (6) is electrically fixed with one end of a capacitor core rod high-voltage connection line (5), and the other end of the capacitor core rod high-voltage connection line (5) is electrically connected with the high-voltage contact fixing insert (2).
2. The contact box with the capacitor core rod as claimed in claim 1, wherein: the capacitor core rod (6) and the fixed insert (2) with the high-voltage electrical contact are arranged in a vertical direction in an aligned mode.
3. The contact box with the capacitor core rod as claimed in claim 1, wherein: the upper end of the capacitor core rod output low-voltage connecting insert (8) is electrically fixed with one end of the capacitor core rod output low-voltage connecting wire (7), and the other end of the capacitor core rod output low-voltage connecting wire (7) is electrically fixed with the bottom of the capacitor core rod (6).
4. The contact box with the capacitor core rod as claimed in claim 1, wherein: the end part of the fixing insert (2) with the high-voltage electrical contact is provided with an insert bolt hole (4) in the horizontal direction.
5. The contact box with the capacitor core rod as claimed in claim 3, wherein: the capacitor core rod output low-voltage connecting wire (7) is embedded in the lower side wall of the contact box body (1), and the outer wall of the contact box body (1) is coated with an epoxy resin insulating coating (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121559236.0U CN215528199U (en) | 2021-07-09 | 2021-07-09 | Contact box with capacitor core rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121559236.0U CN215528199U (en) | 2021-07-09 | 2021-07-09 | Contact box with capacitor core rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215528199U true CN215528199U (en) | 2022-01-14 |
Family
ID=79812803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121559236.0U Expired - Fee Related CN215528199U (en) | 2021-07-09 | 2021-07-09 | Contact box with capacitor core rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215528199U (en) |
-
2021
- 2021-07-09 CN CN202121559236.0U patent/CN215528199U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |