CN219268472U - Cable intermediate head protection device - Google Patents
Cable intermediate head protection device Download PDFInfo
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- CN219268472U CN219268472U CN202223424337.4U CN202223424337U CN219268472U CN 219268472 U CN219268472 U CN 219268472U CN 202223424337 U CN202223424337 U CN 202223424337U CN 219268472 U CN219268472 U CN 219268472U
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- box body
- protection device
- partial discharge
- cable intermediate
- modules
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Abstract
The utility model discloses a cable intermediate head protection device, which comprises a protection box, wherein the protection box comprises an upper box body and a lower box body, the inner wall of the upper box body is provided with a plurality of first partial discharge modules, the lower box body is detachably connected with the upper box body through a connecting piece, and the inner wall of the lower box body is provided with a plurality of second partial discharge modules; the signal transmitter is respectively connected with the plurality of first partial discharge modules, and the signal transmitter is respectively connected with the plurality of second partial discharge modules. According to the technical scheme, the upper box body and the lower box body which are detachably connected are used for dismounting the cable middle joint protection device, and compared with the existing cable middle joint protection device with a left-right half-and-half structure, the dismounting is more convenient under the condition that the cable middle joint protection device fails, so that the maintenance time cost is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of cable intermediate joint protection devices, in particular to a cable intermediate joint protection device.
Background
The protection device used in the traditional cable intermediate joint is basically a protection box with a left-right half-and-half structure, and the protection device with the structure has the problem that the disassembly and the assembly are difficult when the later protection device has faults such as grounding after the installation is completed, for example, if the grounding column of the protection box is damaged, the cable intermediate joint needs to be completely cut off and the cable intermediate joint needs to be reinstalled when a new protection box needs to be replaced; if the cable margin is insufficient, two new cable intermediate connectors need to be made to accommodate the newly added cable, resulting in significant maintenance time costs and thus affecting the power delivery time.
Disclosure of Invention
The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.
The embodiment of the utility model provides a cable intermediate joint protection device, which can be assembled and disassembled more conveniently under the condition that the cable intermediate joint protection device fails, so that the maintenance time cost of the protection device is greatly reduced.
In a first aspect, an embodiment of the present utility model provides a cable intermediate connector protection device, including:
the protection box comprises an upper box body and a lower box body, wherein a plurality of first partial discharge modules are arranged on the inner wall of the upper box body, the lower box body is detachably connected with the upper box body through a connecting piece, and a plurality of second partial discharge modules are arranged on the inner wall of the lower box body;
the signal transmitter is respectively connected with the plurality of first partial discharge modules, and the signal transmitter is respectively connected with the plurality of second partial discharge modules.
The cable intermediate joint protection device according to the embodiment of the first aspect of the utility model has at least the following beneficial effects: the cable intermediate head protection device comprises a protection box, wherein the protection box comprises an upper box body and a lower box body, a plurality of first partial discharge modules are arranged on the inner wall of the upper box body, the lower box body is detachably connected with the upper box body through a connecting piece, and a plurality of second partial discharge modules are arranged on the inner wall of the lower box body; the signal transmitter is respectively connected with the plurality of first partial discharge modules, and the signal transmitter is respectively connected with the plurality of second partial discharge modules. According to the technical scheme, the upper box body and the lower box body which are detachably connected are used for dismounting the cable middle joint protection device, and compared with the existing cable middle joint protection device with a left-right half-and-half structure, the dismounting is more convenient under the condition that the cable middle joint protection device breaks down, so that the maintenance time cost of the protection device is greatly reduced.
According to some embodiments of the first aspect of the present utility model, the inner wall of the upper box body is further provided with a plurality of first temperature measurement modules, the inner wall of the lower box body is further provided with a plurality of second temperature measurement modules, the plurality of first temperature measurement modules are all connected with the signal transmitter, and the plurality of second temperature measurement modules are all connected with the signal transmitter.
According to some embodiments of the first aspect of the present utility model, the signal transmitter includes a single chip microcomputer, a communication module and a power supply module, where the single chip microcomputer is connected to the first partial discharge modules, the second partial discharge modules, the first temperature measurement modules, the second temperature measurement modules, and the communication module and the power supply module, respectively.
According to some embodiments of the first aspect of the present utility model, the outer side wall of the upper case is provided with a first connection plate extending in a direction away from the center of the cross section of the upper case, the outer side wall of the lower case is provided with a second connection plate extending in a direction away from the center of the cross section of the lower case, and the first connection plate and the second connection plate are detachably connected through the connection member.
According to some embodiments of the first aspect of the present utility model, the first connecting plate is provided with a limiting groove near the connecting surface of the second connecting plate, and the connecting surface of the second connecting plate near the first connecting plate is provided with a limiting protrusion matched with the limiting groove.
According to some embodiments of the first aspect of the utility model, a first sealing strip is provided between the first and second connection plates.
According to some embodiments of the first aspect of the present utility model, two ends of the protection box are respectively provided with a second sealing strip.
According to some embodiments of the first aspect of the present utility model, the cable intermediate joint protection device further includes a power drain pipe disposed on an outer wall of the upper case, or disposed on an outer wall of the lower case.
According to some embodiments of the first aspect of the utility model, the connection is a threaded connection.
According to some embodiments of the first aspect of the utility model, the upper case and the lower case are both copper pieces.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and do not limit the utility model.
FIG. 1 is a schematic view of a cable intermediate joint protection device according to one embodiment of the present application;
fig. 2 is a schematic cross-sectional view of an end portion of a protective case provided in another embodiment of the present application.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements 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 utility model.
In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Embodiments of the present utility model will be further described below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a cable middle joint protection device according to an embodiment of the present application, where the embodiment of the present application provides a cable middle joint protection device, including:
the protection box 100, the protection box 100 includes an upper box body 110 and a lower box body 120, the inner wall of the upper box body 110 is provided with a plurality of first partial discharge modules 111, the lower box body 120 is detachably connected with the upper box body 110 through a connecting piece, and the inner wall of the lower box body 120 is provided with a plurality of second partial discharge modules 121;
and signal transmitters respectively connected with the first partial discharge modules 111 and the second partial discharge modules 121.
It can be understood that, since the cable middle connector protection box 100 in the related art is formed by a left box body and a right box body which are detachably connected in a half-butt manner, the left box body and the right box body are respectively sleeved outside two ends of the cable middle connector, and in case that the cable middle connector protection device fails, for example, the protection box 100 fails to be grounded, the cable middle connector needs to be completely cut off, a new cable middle connector needs to be reinstalled and the new protection box 100 needs to be replaced, thereby consuming a great deal of maintenance time and affecting the power transmission time. Based on this, the embodiment of the present application provides a cable intermediate connector protection device, the protection device includes a protection box 100 and a signal transmitter, the protection box 100 includes an upper box body 110 and a lower box body 120, the upper box body 110 is detachably connected with the lower box body 120 through a connecting piece, the inner wall of the upper box body 110 is provided with a plurality of first partial discharge modules 111, the inner wall of the lower box body 120 is provided with a plurality of second partial discharge modules 121, the signal transmitter is respectively connected with the plurality of first partial discharge modules 111, and the signal transmitter is respectively connected with the plurality of second partial discharge modules 121; when the protection box 100 breaks down, for example, the grounding column of the protection box 100 is damaged and needs to be maintained, a maintainer can longitudinally detach the protection box 100 through the connecting piece, so that the cable intermediate joint protection device can be quickly separated from the cable intermediate joint, and the new protection box 100 can be replaced under the condition that the cable intermediate joint is not required to be cut off, thereby greatly reducing the maintenance time cost of the protection device and ensuring the power transmission time; meanwhile, the inner wall of the upper box body 110 is provided with a plurality of first partial discharge modules 111, the inner wall of the lower box body 120 is provided with a plurality of second partial discharge modules 121, the signal transmitter is respectively connected with the plurality of first partial discharge modules 111 and the plurality of second partial discharge modules 121, the signal transmitter can be in communication connection with the background server, and the collected data of the first partial discharge modules 111 and the second partial discharge modules 121 can be transmitted to the background server in real time, so that background personnel can conveniently monitor the partial discharge condition of the cable intermediate head in the background server in real time, and under the condition that abnormality occurs (namely, the data of the first partial discharge modules 111 or the second partial discharge modules 121 transmitted by the signal transmitter is abnormal), the abnormal reason can be timely fed back to the background personnel for analysis, and the position and the severity of the defect of the cable intermediate head can be timely clear and known.
It should be noted that, in the embodiment of the present application, the specific number of the first partial discharge modules 111 and the second partial discharge modules 121 and the installation position of the first partial discharge modules 111 on the upper case 110 and the installation position of the second partial discharge modules 121 on the lower case 120 are not limited, and may be determined by those skilled in the art according to actual requirements.
It should be noted that, the specific installation position of the signal transmitter is not limited in the embodiment of the present application, and may be installed in the protection and the interior, or may be installed on the outer wall of the protection box 100, which is determined by a person skilled in the art according to actual needs.
Referring to fig. 1, in some embodiments, the inner wall of the upper case 110 is further provided with a plurality of first temperature measuring modules 112, the inner wall of the lower case 120 is further provided with a plurality of second temperature measuring modules 122, the plurality of first temperature measuring modules 112 are all connected with the signal transmitter, and the plurality of second temperature measuring modules 122 are all connected with the signal transmitter.
It should be noted that, in the embodiment of the present application, the specific number of the first temperature measuring module 112 and the second temperature measuring module 122, and the installation position of the first temperature measuring module 112 on the upper case 110 and the installation position of the second temperature measuring module 122 on the lower case 120 are not limited, and may be determined by a person skilled in the art according to actual requirements.
It can be appreciated that the inner wall of the upper box body 110 is provided with a plurality of first temperature measuring modules 112, the inner wall of the lower box body 120 is provided with a plurality of second temperature measuring modules 122, the signal transmitter is respectively connected with the plurality of first temperature measuring modules 112 and the plurality of second temperature measuring modules 122, and the signal transmitter is used for being in communication connection with the background server, so that collected data of the first temperature measuring modules 112 and the second temperature measuring modules 122 can be transmitted to the background server in real time, thereby facilitating the background personnel to monitor the local temperature value of the cable intermediate head in the background server in real time, and timely feeding back information to the background personnel to analyze the cause of the abnormality under the condition that the abnormality occurs (that is, the data of the first temperature measuring modules 112 or the second temperature measuring modules 122 transmitted by the signal transmitter is abnormal).
In some embodiments, the signal transmitter includes a single chip microcomputer, a communication module and a power supply module, where the single chip microcomputer is connected to the first partial discharge modules 111, the second partial discharge modules 121, the first temperature measurement modules 112 and the second temperature measurement modules 122, and the communication module is connected to the power supply module.
It can be understood that the communication module is used for being in communication connection with the background server, and the power supply module supplies power for each module of the signal transmitter, so that the singlechip receives data sent by the first partial discharge modules 111, the second partial discharge modules 121, the first temperature measurement modules 112 and the second temperature measurement modules 122, and sends the data to the background server through the communication module, so that the data can be fed back to background personnel in time, and the internal condition of the cable intermediate joint can be monitored in real time.
It should be noted that, the embodiment of the application does not limit the specific structure of the communication module, and may be a bluetooth module or a WiFi module, which can be connected with a background server in a communication manner.
Referring to fig. 2, the outer sidewall of the upper case 110 is provided with a first connection plate 113 extending away from the cross-sectional center direction of the upper case 110, and the outer sidewall of the lower case 120 is provided with a second connection plate 123 extending away from the cross-sectional center direction of the lower case 120, and the first connection plate 113 and the second connection plate 123 are detachably connected through a connection member.
In some embodiments, the first connecting plate 113 is provided with a limit groove near the connecting surface of the second connecting plate 123, and the connecting surface of the second connecting plate 123 near the first connecting plate 113 is provided with a limit protrusion matching the limit groove.
It should be noted that, the specific number of the connecting pieces, the specific number of the limiting grooves and the limiting protrusions are not limited, and can be selected by those skilled in the art according to actual requirements.
It can be appreciated that the limiting groove of the first connecting plate 113 and the limiting protrusion of the second connecting plate 123 are arranged at positions other than the connecting pieces where the first connecting plate 113 and the second connecting plate 123 are connected, so that the quick positioning of the upper box body 110 and the lower box body 120 can be realized only by ensuring that the limiting groove of the first connecting plate 113 and the limiting protrusion of the second connecting plate 123 are matched in the process of installing the cable intermediate joint protection device, and meanwhile, the connection stability of the upper box body 110 and the lower box body 120 can be ensured.
In some embodiments, a first sealing strip 140 is disposed between the first connection plate 113 and the second connection plate 123.
It can be appreciated that the first sealing strip 140 is disposed between the first connecting plate 113 and the second connecting plate 123, so that the upper case 110 and the lower case 120 can be connected with each other while ensuring the tightness of the connection between the upper case 110 and the lower case 120.
In some embodiments, the protection box 100 is provided with second sealing strips at both ends, respectively.
It can be appreciated that the second sealing strips are respectively arranged at the two ends of the protection box 100, so that external moisture can be effectively prevented from entering the protection box 100 body.
It should be noted that, in the embodiment of the present application, the specific shape of the second sealing strip is not limited, and as shown in fig. 2, 2 semicircular second sealing strips may be respectively provided at the same end of the upper case 110 and the lower case 120, or two O-shaped sealing rings may be respectively provided at two ends of the upper case 110 and the lower case 120 in a state of being mutually connected.
Referring to fig. 1, in some embodiments, the cable middle joint protection device of the present application further includes a power drain pipe 130, where the power drain pipe 130 is disposed on an outer wall of the upper case 110, or where the power drain pipe 130 is disposed on an outer wall of the lower case 120.
It will be appreciated that the energy release tube 130 disposed on the outer wall of the upper case 110 or the outer wall of the lower case 120 can facilitate the release of energy during explosion and reduce damage in the event of explosion at the cable intermediate joint.
In some embodiments, the connection is a threaded connection.
It should be noted that, the specific structure of the connector is not limited in the embodiments of the present application, and the connector may be a threaded connector or a clamping structure, so that the first connection board 113 and the second connection board 123 may be detachably connected.
In some embodiments, the upper and lower cassettes 110, 120 are each copper pieces.
It can be appreciated that the compressive strength and the resistance of copper are high, the copper is not easy to deform and destroy under the influence of external force in application, the copper product is safe and fireproof, and the upper box body 110 and the lower box body 120 of the copper product play an effective protection role on the cable intermediate joint.
Note that, the embodiment of the present application is not limited to the specific materials of the upper case 110 and the lower case 120, and may be glass fiber reinforced plastic materials.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the above embodiment, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. A cable intermediate head protection device, comprising:
the protection box comprises an upper box body and a lower box body, wherein a plurality of first partial discharge modules are arranged on the inner wall of the upper box body, the lower box body is detachably connected with the upper box body through a connecting piece, and a plurality of second partial discharge modules are arranged on the inner wall of the lower box body;
the signal transmitter is respectively connected with the plurality of first partial discharge modules, and the signal transmitter is respectively connected with the plurality of second partial discharge modules.
2. The cable intermediate head protection device according to claim 1, wherein a plurality of first temperature measuring modules are further arranged on the inner wall of the upper box body, a plurality of second temperature measuring modules are further arranged on the inner wall of the lower box body, the plurality of first temperature measuring modules are connected with the signal transmitter, and the plurality of second temperature measuring modules are connected with the signal transmitter.
3. The cable intermediate head protection device according to claim 2, wherein the signal transmitter comprises a single chip microcomputer, a communication module and a power supply module, and the single chip microcomputer is respectively connected with the first partial discharge modules, the second partial discharge modules, the first temperature measurement modules and the second temperature measurement modules, and the communication module and the power supply module.
4. The cable intermediate head protection device according to claim 1, wherein the outer side wall of the upper case is provided with a first connection plate extending in a direction away from the center of the cross section of the upper case, the outer side wall of the lower case is provided with a second connection plate extending in a direction away from the center of the cross section of the lower case, and the first connection plate and the second connection plate are detachably connected by the connection member.
5. The cable intermediate head protection device of claim 4, wherein the first connection plate is provided with a limit groove adjacent to the connection surface of the second connection plate, and the second connection plate is provided with a limit protrusion adjacent to the connection surface of the first connection plate, the limit protrusion being matched with the limit groove.
6. The cable intermediate head protection device of claim 4, wherein a first seal strip is disposed between the first connection plate and the second connection plate.
7. The cable intermediate head protection device according to claim 1, wherein the two ends of the protection box are respectively provided with a second sealing strip.
8. The cable intermediate head protection device of claim 1, further comprising a power drain disposed on an outer wall of the upper housing or on an outer wall of the lower housing.
9. The cable intermediate head protection device of claim 1, wherein the connector is a threaded connector.
10. A cable intermediate head protection device according to claim 3, wherein the upper and lower housings are copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223424337.4U CN219268472U (en) | 2022-12-19 | 2022-12-19 | Cable intermediate head protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223424337.4U CN219268472U (en) | 2022-12-19 | 2022-12-19 | Cable intermediate head protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219268472U true CN219268472U (en) | 2023-06-27 |
Family
ID=86868100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223424337.4U Active CN219268472U (en) | 2022-12-19 | 2022-12-19 | Cable intermediate head protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219268472U (en) |
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2022
- 2022-12-19 CN CN202223424337.4U patent/CN219268472U/en active Active
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