CN215989307U - Contact net earthing device of electricity testing, high-voltage alarming and earthing integration - Google Patents
Contact net earthing device of electricity testing, high-voltage alarming and earthing integration Download PDFInfo
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- CN215989307U CN215989307U CN202122136129.3U CN202122136129U CN215989307U CN 215989307 U CN215989307 U CN 215989307U CN 202122136129 U CN202122136129 U CN 202122136129U CN 215989307 U CN215989307 U CN 215989307U
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Abstract
The application discloses test electric, high-voltage warning and ground connection integrated's contact net earthing device includes: the grounding device comprises a grounding body, an electricity testing device and a high-voltage protection device; the grounding body comprises a first connecting piece, a second connecting piece and a grounding wire, wherein the first connecting piece is used for electrically connecting the grounding wire with a contact net, and the second connecting piece is used for electrically connecting the grounding wire with a railway steel rail; the electricity testing device is arranged on the first connecting piece and used for testing the voltage or current condition in the contact network; the high-voltage protection device is connected in series in the grounding wire and comprises a high-voltage inductor and a protection circuit. The application provides a contact net earthing device realizes testing electricity, ground connection and high-voltage warning integration, carries out the electricity operation of testing before ground connection earlier, can promote operating personnel's safety guarantee.
Description
Technical Field
The application relates to the technical field of safety equipment of an electrified railway contact net, in particular to a contact net grounding device integrating electricity testing, high-voltage alarming and grounding.
Background
After a power failure of an electrified railway contact network, in order to eliminate induced voltage in a line and discharge leakage current in electrical equipment to the ground, a grounding wire is usually used, and before the grounding wire is used, electricity verification is required. Some current contact net earthing device do not possess the function of testing the electricity, need before the ground connection to test the electricity with test pencil alone earlier, and these earthing device use comparatively loaded down with trivial details, and under the condition of testing the electricity error, if there is high pressure, probably bring great potential safety hazard for operating personnel.
SUMMERY OF THE UTILITY MODEL
In view of this, this application provides an it tests electric, high-voltage warning and ground connection integrated contact net earthing device, solves current earthing device and can not test the electric, can't carry out high-voltage warning's technical problem, realizes testing electric, high-voltage warning and ground connection integration.
In order to realize above-mentioned purpose, the application provides an it tests electric, high voltage warning and ground connection integrated's contact net earthing device includes: the grounding device comprises a grounding body, an electricity testing device and a high-voltage protection device; the grounding body comprises a first connecting piece, a second connecting piece and a grounding wire, wherein the first connecting piece is used for electrically connecting the grounding wire with a contact net, and the second connecting piece is used for electrically connecting the grounding wire with a railway steel rail; the electricity testing device is arranged on the first connecting piece and used for testing the voltage or current condition in the contact network; the high-voltage protection device is connected in series in the grounding wire and comprises a high-voltage inductor and a protection circuit.
In some possible embodiments, the first connector includes a conductive portion and an insulating portion; the conductive part of the first connecting piece is in a hook shape and is electrically connected with the grounding wire.
In some possible embodiments, the electroscope is located in the conductive portion of the first connector.
In some possible embodiments, the high voltage protection device further comprises a warning device, and the warning device is connected with the insulating part of the first connecting piece.
In some possible embodiments, the warning device includes at least one of a voice warning device and a light warning device.
In some possible embodiments, the second connector comprises a conductive portion and an insulating portion; the conductive part of the second connecting piece is in a hook nail shape and is electrically connected with the grounding wire; the hook nail shape is matched with the shape of the railway steel rail.
In some possible embodiments, the electricity testing device further comprises a prompting device, and the prompting device at least comprises one of a voice prompting device and a light prompting device.
The application has at least the following beneficial effects:
the application provides a contact net earthing device realizes testing electricity, ground connection and high-voltage warning integration, carries out the electricity operation of testing before ground connection earlier, can promote operating personnel's safety guarantee. Because test the electric installation and probably break down the problem, lead to high-voltage current to detect out, carry out contact net ground connection operation under this condition and still appear the incident easily, and the high-voltage protection device who establishes ties in the earth connection in this application provides the second way safety guarantee, when high-voltage protection device detected high-voltage current, in time cut off the circuit in the earth connection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural view of an electric testing, high-voltage alarming and grounding integrated contact network grounding device provided in an embodiment of the present application;
the high-voltage protection device comprises a first connecting piece, a second connecting piece, an electricity testing device, a high-voltage protection device, a first connecting piece, a second connecting piece, a third connecting piece, a fourth connecting piece, a fifth connecting piece, a sixth connecting piece, a fourth connecting piece, a sixth connecting piece, a fourth connecting piece, a sixth connecting piece and a fourth connecting piece, a fourth connecting piece and a fourth connecting piece, a fourth and a fourth connecting piece, a.
Detailed Description
For the purpose of making the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it should be understood that the drawings in the present application are for illustrative and descriptive purposes only and are not used to limit the scope of protection of the present application. Additionally, it should be understood that the schematic drawings are not necessarily drawn to scale.
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. The devices or materials used in the present application are commercially available from conventional sources and, unless otherwise indicated, are used in the conventional manner in the art or in the product specification. In addition, any methods and materials similar or equivalent to those described herein can be used in the methods of the present application. The preferred methods and materials described in this application are exemplary only.
Referring to fig. 1, it should be particularly explained that fig. 1 does not show the whole structure of the contact network grounding device integrating electricity testing, high-voltage alarming and grounding, and the parts not shown do not affect the understanding of the technical solutions of the present application by those skilled in the art.
The embodiment of the application provides an it reports to police and ground connection integrated's contact net earthing device to test electricity, high pressure includes: the grounding device comprises a grounding body, an electricity testing device (2) and a high-voltage protection device (5);
the grounding body comprises a first connecting piece, a second connecting piece and a grounding wire (4),
the first connecting piece is used for electrically connecting the grounding wire (4) with a contact net, and the second connecting piece is used for electrically connecting the grounding wire (4) with a railway steel rail;
the electricity testing device (2) is arranged on the first connecting piece and used for testing the voltage or current condition in the contact network;
the high-voltage protection device (5) is connected in series in the grounding wire (4), and the high-voltage protection device (5) comprises a high-voltage inductor and a protection circuit; when the high-voltage sensor senses high voltage in the grounding wire (4), the protection circuit is disconnected.
The contact net earthing device that this embodiment provided realizes testing electricity, ground connection and high-pressure warning integration, tests the electric operation before the ground connection, can promote operating personnel's safety guarantee. Because test electric installation (2) trouble problem probably appears, lead to high-voltage current to detect out, carry out contact net ground connection operation under this condition and still appear the incident easily, and high-voltage protection device (5) of establishing ties in earth connection (4) in this embodiment provides the second way safety guarantee, when high-voltage protection device (5) detected high-voltage current, in time cut off the circuit in earth connection (4).
In the present embodiment, the first connecting member includes a conductive portion and an insulating portion; the conductive part (1) of the first connecting piece is in a hook shape and is electrically connected with the grounding wire (4). As shown in fig. 1, the first connection member and both the conductive portion and the insulating portion (3) of the first connection member form the first connection member into a hook shape. When the contact net is in grounding operation, an operator holds the insulating part (3) of the first connecting piece in a hand, and extends the conductive part (1) of the bent hook-shaped first connecting piece to the contact net to ensure that the bent hook part is in conductive connection with the contact net. The hook-shaped design of the conductive part of the first connecting piece enables the connection operation of the first connecting piece and the contact net to be easier and more stable.
In the present embodiment, the electroscopic device (2) is located at the conductive part (1) of the first connection piece. The hook shape of the first connecting piece is combined, and the electricity testing device (2) is arranged on the conductive part (1) of the first connecting piece, so that the electricity testing operation is convenient. Of course, in other specific embodiments, the electroscope device (2) can also be designed at other parts of the contact net grounding device.
In this embodiment, the high voltage protection device (5) further includes a warning device, and the warning device is connected to the insulating portion (3) of the first connecting member. The warning device can inform the operator of the voltage condition of the contact network more intuitively. Because insulating part (3) of the handheld first connecting piece of operating personnel, warning device is connected the operating personnel of being more convenient for with insulating part (3) of first connecting piece and acquires high pressure warning information, in this embodiment, warning device includes pronunciation warning device and light warning device.
In the present embodiment, the second connection member also includes a conductive portion and an insulating portion; the conductive part (6) of the second connecting piece is in a hook nail shape and is electrically connected with the grounding wire (4); the hook nail shape is matched with the shape of the railway steel rail. This design makes the contact net earthing device of this embodiment more be applicable to electrified railway's application environment.
In this embodiment, test electric installation (2) and still include suggestion device, and suggestion device includes three kinds of suggestion devices of voice prompt device, light suggestion device and characters suggestion device, tests electric information and passes through these suggestion devices directly perceived, transmit for operating personnel fast.
Reference throughout this specification to "some particular embodiments," "some possible embodiments," or "the application" etc., means that a particular feature, structure, or characteristic described in connection with the embodiments is included in one or more embodiments of the application. Thus, appearances of the phrases "in particular embodiments," "in some possible embodiments," or "the application" or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise. The terms "first" and "second" described in the present specification are used only for expressing different components of different regions, have no special meanings in technical features, and may be expressed by other terms.
The embodiments described above are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims. Moreover, all other embodiments that can be made available by a person skilled in the art without making any inventive step based on the embodiments of the present application shall fall within the scope of protection of the present application.
Claims (7)
1. The utility model provides an it reports to police and ground connection integrated contact net earthing device to test electricity, high pressure which characterized in that includes: the grounding device comprises a grounding body, an electricity testing device and a high-voltage protection device;
the grounding body comprises a first connecting piece, a second connecting piece and a grounding wire,
the first connecting piece is used for electrically connecting a grounding wire and a contact net, and the second connecting piece is used for electrically connecting the grounding wire and a railway steel rail;
the electricity testing device is arranged on the first connecting piece and used for testing the voltage or current condition in the contact network;
the high-voltage protection device is connected in series in the grounding wire and comprises a high-voltage inductor and a protection circuit.
2. The catenary grounding device of claim 1, wherein the first connecting member comprises a conductive portion and an insulating portion; the conductive part of the first connecting piece is in a hook shape and is electrically connected with the grounding wire.
3. The catenary grounding device of claim 2, wherein the electroscopic device is located in the conductive portion of the first connector.
4. The contact net grounding device of claim 2, wherein the high voltage protection device further comprises a warning device, and the warning device is connected with the insulating part of the first connecting piece.
5. The contact net grounding device of claim 4, wherein the warning device comprises at least one of a voice warning device and a light warning device.
6. The catenary grounding device of claim 1, wherein the second connector comprises a conductive portion and an insulating portion; the conductive part of the second connecting piece is in a hook nail shape and is electrically connected with the grounding wire; the hook nail shape is matched with the shape of the railway steel rail.
7. The contact net grounding device of claim 1, wherein the electricity testing device further comprises a prompting device, and the prompting device at least comprises one of a voice prompting device and a light prompting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122136129.3U CN215989307U (en) | 2021-09-06 | 2021-09-06 | Contact net earthing device of electricity testing, high-voltage alarming and earthing integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122136129.3U CN215989307U (en) | 2021-09-06 | 2021-09-06 | Contact net earthing device of electricity testing, high-voltage alarming and earthing integration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215989307U true CN215989307U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122136129.3U Active CN215989307U (en) | 2021-09-06 | 2021-09-06 | Contact net earthing device of electricity testing, high-voltage alarming and earthing integration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215989307U (en) |
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2021
- 2021-09-06 CN CN202122136129.3U patent/CN215989307U/en active Active
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