CN217935036U - Plug-in terminal with cable fixing clamp - Google Patents
Plug-in terminal with cable fixing clamp Download PDFInfo
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- CN217935036U CN217935036U CN202221412310.0U CN202221412310U CN217935036U CN 217935036 U CN217935036 U CN 217935036U CN 202221412310 U CN202221412310 U CN 202221412310U CN 217935036 U CN217935036 U CN 217935036U
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Abstract
A plug-in terminal with a cable retaining clip, comprising: the terminal body, first half clamp, the half clamp of second, the terminal body includes the tail pipe. When the plug-in terminal is assembled, a cable fixing clamp consisting of a first half clamp body and a second half clamp body is arranged in the tail pipe. After the plug-in terminal is assembled, the cable is inserted into the terminal, and the cable fixing clamp tightly clamps the cable body located at the tail pipe. To the utility model discloses electrified cable fixation clamp plug-in terminal fixes the cable through utilizing the cable fixation clamp, under the condition of cable self gravity or electrodynamic force effect, can receive the influence of the internal surface of the half first clamp and the frictional force of the internal surface of the half second clamp when the cable produces latent slip for the cable is difficult to produce axial displacement in plug-in terminal, thereby has prevented to deviate from the power consumption potential safety hazard that produces because of the cable removes.
Description
Technical Field
The utility model relates to a high voltage power cable annex technical field, in particular to electrified cable fixation clamp plug-in terminal.
Background
The plug-in terminal is also called as a GIS terminal and comprises a circuit breaker, a disconnecting switch, an earthing switch, a mutual inductor, a lightning arrester, a bus, a connecting piece, an outgoing line terminal and the like, all the equipment or components are sealed in a metal grounded shell, and sulfur hexafluoride insulating gas with certain pressure is filled in the metal grounded shell, so the plug-in terminal is also called as a sulfur hexafluoride fully-closed combined electrical appliance, and the plug-in terminal is very widely applied to a transformer substation due to small volume, safety and reliability.
In the installation process of the existing high-voltage cable plug-in GIS terminal, after the cable is inserted into the GIS terminal, a gap is reserved between the contact surfaces of the inner part of the cable insulation shielding layer and the outer part of the metal sleeve. After the terminal installation is accomplished, although fixed outside the cable metal covering, because the existence in clearance, under the effect of cable self gravity and electric power or because of long-term operation appear under the circumstances such as pine take off, the cable conductor can produce and move down, has certain potential safety risk.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a take cable fixation clamp plug-in terminal has solved the cable in the plug-in terminal and has easily taken place to shift and lead to the problem of power consumption potential safety hazard.
According to the utility model discloses take cable fixation clamp plug-in terminal, include:
a terminal body;
one end surface of the first half clamp body is connected with a tail pipe of the terminal body;
the first half clamp body is arranged opposite to the second half clamp body, one end face of the first half clamp body is connected with the tail pipe, and the first half clamp body and the second half clamp body are jointly used for clamping a cable.
According to the utility model discloses take cable fixation clamp plug-in terminal has following beneficial effect at least:
when the plug-in terminal is assembled, a cable fixing clamp consisting of a first half clamp body and a second half clamp body is arranged in the tail pipe. After the plug-in terminal is assembled, the cable is inserted into the terminal, and the cable fixing clamp tightly clamps the cable body located at the tail pipe. To the utility model discloses take cable fixation clamp plug-in terminal fixes the cable through utilizing the cable fixation clamp, under the condition of cable self gravity or electric power effect, can receive the influence of the internal surface of first half clamp and the frictional force of the internal surface of second half clamp when the cable produces latent slip for the cable is difficult to produce axial displacement in plug-in terminal, thereby has prevented to deviate from the power consumption potential safety hazard that produces because of cable displacement.
According to some embodiments of the invention, the first half clamp and the second half clamp are both in the shape of a half collar.
According to some embodiments of the utility model, electrified cable fixation clamp plug-in terminal still includes the fastener, the fastener is used for adjusting first half clamp with the clamp force between the half clamp of second.
According to the utility model discloses a some embodiments, the terminal body includes:
the tail pipe is provided with a first through hole, and the main body part of the cable is placed in the tail pipe through the first through hole;
the protective shell is connected with one end of the tail pipe and wraps the outer side of the wire core at the end part of the cable;
the first flange is arranged in the tail pipe and is vertical to the axis of the tail pipe, the first flange is provided with a second through hole, and the second through hole is used for penetrating the cable into the tail pipe;
the fixing clamp connecting piece comprises a first screw rod and a second screw rod which are respectively arranged on two sides of the end face of the first flange; one end of the first screw is connected with one side of the first flange, and the other end of the first screw is connected with one end face of the first half clamp body; one end of the second screw is connected with the other side of the first flange, and the other end of the second screw is connected with one end face of the second half clamp body.
According to some embodiments of the utility model, the terminal body still includes the second flange, the second flange embedded in the tail pipe and with the axis of tail pipe is perpendicular, the second flange is provided with the third through-hole, the third through-hole is used for passing the cable gets into in the tail pipe, the second flange respectively with first half clamp the half clamp of second is connected.
According to some embodiments of the invention, the protective housing comprises:
an outer sleeve connected to the one end of the tail pipe;
the contact seat is arranged between the outer sleeve and the wire core at the end part of the cable and is positioned at one end of the outer sleeve, which is far away from the tail pipe;
and the conductor connecting hardware fitting is arranged between the contact seat and the wire core at the end part of the cable.
According to some embodiments of the invention, the protective housing further comprises:
the stress cone is arranged in the outer sleeve and positioned between the contact seat and the tail pipe, and the stress cone is sleeved outside the cable;
one end of the first spring cone support is connected with one end, far away from the contact seat, of the stress cone, and the other end of the first spring cone support is connected with one side of the first flange;
and one end of the second spring cone support is connected with one end of the stress cone far away from the contact seat, and the other end of the second spring cone support is connected with the other side of the first flange.
According to some embodiments of the invention, the outer sleeve is an epoxy outer sleeve.
According to some embodiments of the present invention, the terminal body further includes a ground terminal, the ground terminal set up in on the tail pipe.
According to some embodiments of the present invention, the first half clamp and the second half clamp are provided with rubber pads.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a plug-in terminal with a cable fixing clip according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a plug-in terminal with a cable fixing clip according to another embodiment of the present invention;
fig. 3 is a schematic structural view of a cable fixing clip according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first flange according to an embodiment of the present invention.
Reference numerals:
a tail pipe 100; a first flange 110; a screw through hole 111; a spring through hole 112; a first screw 120; a second screw 130; a second flange 140; a ground terminal 150;
a cable 200;
a first half collet 310; a second clip half 320; a fastener 330; a rubber pad 340;
an outer sleeve 400; a contact base 410; a conductor connection fitting 420; a stress cone 430; a first spring cone support 440; a second spring cone 450.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the present invention, such as the upper and lower directions, is the orientation or positional relationship shown in the drawings, and is only for the convenience of description and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, a plurality means two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, the utility model relates to a take cable fixation clamp plug-in terminal of embodiment, include: the terminal body, the first half clamp body 310 and the second half clamp body 320. One end surface of the first half collet 310 is connected with the tail pipe 100 of the terminal body; the second half clamp body 320 is opposite to the first half clamp body 310, one end face of the second half clamp body 320 is connected with the tail pipe, and the first half clamp body 310 and the second half clamp body 320 are jointly used for clamping the cable 200.
According to the utility model discloses a take cable fixation clamp plug-in terminal, when assembling plug-in terminal, set up the cable 200 fixation clamp of constituteing by half first clamp 310 and half second clamp 320 in tail pipe 100. After the plug-in terminal is assembled, the cable 200 is inserted into the terminal, and the cable 200 is clamped by the clamp to clamp the main body of the cable 200 at the tail pipe 100. To the utility model discloses take cable fixation clamp plug-in terminal, come to fix cable 200 through utilizing the cable 200 fixation clamp, under the condition of cable 200 self gravity or electric power effect, can receive the influence of the internal surface of first half clamp 310 and the frictional force of the internal surface of second half clamp 320 when cable 200 produces latent slip, make cable 200 be difficult to produce axial displacement in plug-in terminal, thereby prevented to deviate from the power consumption potential safety hazard that produces because of cable 200 removes.
Referring to fig. 1, the tail pipe 100 is disposed at the lower portion of the terminal body, the main body of the cable 200 is axially disposed in the tail pipe 100, the left end of the first half clamp 310 is fixed to the left side of the tail pipe 100, the end surface of the right end of the first half clamp 310 is attached to the left surface of the cable 200, the right end of the second half clamp 320 is fixed to the right side of the tail pipe 100, and the end surface of the left end of the first half clamp 310 is attached to the right surface of the cable 200. The first clamp half 310 and the second clamp half 320 together apply a radial clamping force to the cable 200 to clamp the cable 200.
In some embodiments, as shown in fig. 3, the first half collet 310 and the second half collet 320 are both half-collar shaped.
Referring to fig. 3, the first half clamp body 310 and the second half clamp body in the shape of a half loop form a complete ring, and when the first half clamp body 310 and the second half clamp the cable 200, the side edge of the first half clamp body 310 and the side edge of the second half clamp body can be connected to completely wrap the cable 200; as shown in fig. 3, the side of the first half-clip body 310 and the side of the second half-clip body may also be spaced apart to hold the cable 200. By adopting the first half clamp body 310 and the second half clamp body 320 in the shape of half-rings, the shape of the first half clamp body 310 and the second half clamp body 320 can be made to be more suitable for the tail pipe 100, which is beneficial to the assembly of the first half clamp body 310 and the second half clamp body 320 in practical application.
In some embodiments, as shown in fig. 3, the cabled clamp pluggable terminal further includes a fastener 330, the fastener 330 being used to adjust the clamping force between the first half-clamp body 310 and the second half-clamp body 320.
Referring to fig. 3, two fastening members 330 are connected between the first half collet 310 and the second half collet 320, wherein one fastening member 330 is connected to one end of the first half collet 310 and the corresponding end of the second half collet 320, and the other fastening member 330 is connected to the other end of the first half collet 310 and the corresponding end of the second half collet 320. Specifically, the fastening member 330 is assembled by using a bolt and a nut, and at the same time, the length of the bolt can be adjusted according to the thickness of the cable 200, so as to satisfy clamping of cables 200 of different models. Consequently, through setting up fastener 330, can satisfy the fixed to different model cables 200 in the terminal body on the one hand, on the other hand can adjust the centre gripping dynamics of two half clamps to the effect of reinforcing centre gripping.
In some embodiments, as shown in fig. 1, the terminal body further includes: tail pipe 100, protective housing, first flange 110, retaining clip connector. The tail pipe 100 is provided with a first through hole through which a main portion of the cable 200 is placed in the tail pipe 100; the protective shell is connected with one end of the tail pipe 100 and wraps the outer side of the wire core at the end part of the cable 200; the first flange 110 is arranged in the tail pipe 100 and is vertical to the axis of the tail pipe 100, the first flange 110 is provided with a second through hole, and the second through hole is used for penetrating the cable 200 into the tail pipe 100; the fixing clip connector comprises a first screw 120 and a second screw 130 which are respectively arranged at two sides of the end surface of the first flange 110; one end of the first screw rod 120 is connected to one side of the first flange 110, and the other end is connected to one end face of the first half clamp 310; one end of the second screw 130 is connected to the other side of the first flange 110, and the other end is connected to one end surface of the second half collet 320.
Referring to fig. 1, a tail pipe 100 is provided at a lower portion of a terminal body, a protection case is provided at an upper portion of the terminal body, and a lower end of the protection case is connected to an upper end of the tail pipe 100. The surface of the first flange 110 is perpendicular to the axial direction of the cable 200, and the center of the first flange 110 is provided with a second through hole so that the first flange 110 can pass through the cable 200 to be disposed in the tail pipe 100. With continued reference to fig. 4 (the second through hole is not shown), the edge of the first flange 110 is provided with a plurality of screw through holes 111 and a plurality of spring through holes 112, and the plurality of screw through holes 111 and the plurality of spring through holes 112 are provided at intervals. One end of the first screw 120 and one end of the second screw 130 are respectively connected with the first flange 110 through the screw through holes 111 at both sides of the first flange 110, and the other end of the first screw 120 and the other end of the second screw 130 are respectively connected with the first half clamp body 310 and the second half clamp body 320. The first and second clip halves 310 and 320 can be fixed to the tailpipe 100 by using the first flange 110 and the fixing clip connector.
It is understood that the clip connector may further include a plurality of screws, and one ends of the plurality of screws are respectively coupled to the plurality of screw through holes 111 of the first flange 110, and the other ends of the plurality of screws are respectively coupled to the first half clip body 310 and the second half clip body 320 to secure the positions of the first half clip body 310 and the second half clip body 320 in the tail pipe 100.
In some embodiments, as shown in fig. 2, the terminal body further includes a second flange 140, the second flange 140 is embedded in the tail pipe 100 and perpendicular to the axis of the tail pipe 100, the second flange 140 is provided with a third through hole for passing the cable 200 into the tail pipe, and the second flange 140 is connected to the first half clamp body 310 and the second half clamp body 320 respectively.
Referring to fig. 2, the first flange 110 may still be disposed in the tailpipe 100, but instead of securing the first clamp half 310 and the second clamp half 320 to the tailpipe 100 with the first flange 110, a second flange 140 is additionally provided for securing the first clamp half 310 and the second clamp half 320 to the tailpipe 100. The surface of the second flange 140 is perpendicular to the axial direction of the cable 200 and is integrally embedded in the tail pipe 100, and a third through hole is provided at the center of the second flange 140 so that the second flange 140 can pass through the cable 200 and be disposed in the tail pipe 100. Specifically, the diameter of the third through hole in fig. 2 is slightly larger than the diameter of the whole cable 200 holding the first half clamp 310 and the second half clamp 320, and the first half clamp 310 and the second half clamp 320 are respectively screwed to both sides of the second flange 140 by bolts. By using the second flange 140 to fix the first clip half 310 and the second clip half 320 to the tailpipe 100, it is not necessary to connect the first clip half 310 and the second clip half 320 to the first flange 110, respectively, and thus various mounting methods can be practically used for the first clip half 310 and the second clip half 320.
In some embodiments, as shown in fig. 1, the protective housing comprises: the outer sleeve 400, the contact seat 410 and the conductor connecting hardware fitting 420. The outer sleeve 400 is connected to one end of the tail pipe 100; the contact seat 410 is arranged between the outer sleeve 400 and the wire core at the end part of the cable 200 and is positioned at one end of the outer sleeve 400 far away from the tail pipe 100; the conductor connection fitting 420 is disposed between the contact base 410 and the core of the end portion of the cable 200.
Referring to fig. 1, the lower end of the outer sleeve 400 is connected to the upper end of the tail pipe 100, a contact seat 410 is provided in the upper end of the outer sleeve 400, a conductor connection fitting 420 is provided in the contact seat 410, and the conductor connection fitting 420 is closely attached to the outer surface of the core at the end of the cable 200. The conductor connecting metal fittings 420 are arranged to enhance the conductivity of the wire core of the cable 200.
In some embodiments, as shown in fig. 1, the protective housing further comprises: stress cone 430, first spring cone support 440, second spring cone support 450. The stress cone 430 is arranged in the outer sleeve 400 and positioned between the contact base 410 and the tail pipe 100, and the stress cone 430 is sleeved outside the cable 200; one end of the first spring cone support 440 is connected to one end of the stress cone 430 far away from the contact base 410, and the other end is connected to one side of the first flange 110; one end of the second spring cone holder 450 is connected to one end of the stress cone 430 far from the contact seat 410, and the other end is connected to the other side of the first flange 110.
Referring to fig. 1, the stress cone 430 is sleeved on the cable 200, and has one end near the contact seat 410 and the other end near the upper end of the tail pipe 100; the upper end of the first spring cone support 440 and the upper end of the second spring cone support 450 are respectively attached to the lower end surface of the stress cone 430; referring to fig. 3 in combination, the lower end of the first spring cone support 440 and the lower end of the second spring cone support 450 are connected to the spring through holes 112 at both sides of the first flange 110, respectively. The stress cone 430 is used to improve the electric field distribution at the break of the metal sheath and the connection of the core of the cable 200, so as to achieve the purpose of uniform electric field. The spring cone support serves to further secure the position of the stress cone 430 in the terminal. It is understood that more spring cones may be provided to enhance the effect of the firm stress cone 430.
In some embodiments, the outer sleeve 400 is an epoxy outer sleeve 400.
Specifically, the epoxy resin has the following advantages: excellent chemical resistance, especially alkali resistance; the paint film has strong adhesive force, particularly to metal; has better heat resistance and electrical insulation. Therefore, the outer sleeve 400 is made of epoxy resin insulating material, which has better insulating and corrosion-proof properties.
In some embodiments, as shown in fig. 1, the terminal body further includes a ground terminal 150, the ground terminal 150 being disposed on the tailpipe 100.
Referring to fig. 1, a ground terminal 150 is connected to one side of the outer surface of the tail pipe 100 and is axially disposed, and the ground terminal 150 is used for ground protection of the plug-in terminal.
In some embodiments, as shown in fig. 3, both the first half collet 310 and the second half collet 320 are provided with rubber pads 340.
Referring to fig. 3, the surfaces of the first half-clip body 310 and the second half-clip body 320 for clipping the cable 200 are provided with rubber pads 340. By providing the rubber pad 340, the friction between the cable 200 and the first half clamp body 310 and the second half clamp body 320 can be further enhanced, so as to enhance the effect of limiting the axial movement of the cable 200.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a take cable fixation clamp plug-in terminal which characterized in that includes:
a terminal body;
one end surface of the first half clamp body is connected with a tail pipe of the terminal body;
the second half clamp body is arranged opposite to the first half clamp body, one end face of the second half clamp body is connected with the tail pipe, and the first half clamp body and the second half clamp body are jointly used for clamping a cable.
2. The cabled retention clip for a pluggable terminal according to claim 1, wherein the first half-body and the second half-body are in the shape of half-collars.
3. The cabled clamp plug terminal according to claim 2, further comprising a fastener for adjusting the clamping force between the first and second clamp halves.
4. A cabled mobile terminal according to claim 3, characterized in that the terminal body comprises:
the tail pipe is provided with a first through hole, and the main body part of the cable is placed in the tail pipe through the first through hole;
the protective shell is connected with one end of the tail pipe and wraps the outer side of the wire core at the end part of the cable;
the first flange is arranged in the tail pipe and is vertical to the axis of the tail pipe, the first flange is provided with a second through hole, and the second through hole is used for penetrating the cable into the tail pipe;
the fixing clamp connecting piece comprises a first screw and a second screw which are respectively arranged on two sides of the end surface of the first flange; one end of the first screw is connected with one side of the first flange, and the other end of the first screw is connected with one end face of the first half clamp body; one end of the second screw is connected with the other side of the first flange, and the other end of the second screw is connected with one end face of the second half clamp body.
5. The pluggable terminal according to claim 3, wherein the terminal body further comprises a second flange embedded in the tail pipe and perpendicular to the axis of the tail pipe, the second flange is provided with a third through hole for passing the cable into the tail pipe, and the second flange is connected to the first half clamp body and the second half clamp body respectively.
6. The cabled retention clip plug terminal according to claim 4, wherein the protective housing comprises:
an outer sleeve connected to the one end of the tail pipe;
the contact seat is arranged between the outer sleeve and the wire core at the end part of the cable and is positioned at one end of the outer sleeve, which is far away from the tail pipe;
and the conductor connecting hardware fitting is arranged between the contact seat and the wire core at the end part of the cable.
7. The cabled retention clip pluggable terminal of claim 6, wherein the protective housing further comprises:
the stress cone is arranged in the outer sleeve and positioned between the contact seat and the tail pipe, and the stress cone is sleeved outside the cable;
one end of the first spring cone support is connected with one end, far away from the contact seat, of the stress cone, and the other end of the first spring cone support is connected with one side of the first flange;
and one end of the second spring cone support is connected with one end of the stress cone far away from the contact seat, and the other end of the second spring cone support is connected with the other side of the first flange.
8. The cabled retention clip for a pluggable terminal according to claim 6, wherein the outer casing is an epoxy resin outer casing.
9. The cabled retention clip plug terminal according to claim 1, wherein the terminal body further comprises a ground terminal disposed on the tailpipe.
10. The cabled retention clip plug terminal according to claim 1, wherein the first half-body and the second half-body are provided with rubber pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221412310.0U CN217935036U (en) | 2022-06-08 | 2022-06-08 | Plug-in terminal with cable fixing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221412310.0U CN217935036U (en) | 2022-06-08 | 2022-06-08 | Plug-in terminal with cable fixing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217935036U true CN217935036U (en) | 2022-11-29 |
Family
ID=84181307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221412310.0U Active CN217935036U (en) | 2022-06-08 | 2022-06-08 | Plug-in terminal with cable fixing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217935036U (en) |
-
2022
- 2022-06-08 CN CN202221412310.0U patent/CN217935036U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 410000 No. 223, tongzipo West Road, Lugu Industrial Park, high tech Development Zone, Changsha, Hunan Patentee after: Long Cable Technology Group Co.,Ltd. Country or region after: China Address before: No.223, tongzipo West Road, Lugu Industrial Park, high tech Development Zone, Changsha City, Hunan Province, 410205 Patentee before: CHANGLAN CABLE ACCESSORIES Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |