CN220457108U - Aluminum magnesium alloy intermediate head protective housing - Google Patents
Aluminum magnesium alloy intermediate head protective housing Download PDFInfo
- Publication number
- CN220457108U CN220457108U CN202321653394.1U CN202321653394U CN220457108U CN 220457108 U CN220457108 U CN 220457108U CN 202321653394 U CN202321653394 U CN 202321653394U CN 220457108 U CN220457108 U CN 220457108U
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- CN
- China
- Prior art keywords
- shell
- fixedly connected
- threading
- magnesium alloy
- fire extinguishing
- 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.)
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 21
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 title claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 7
- 239000003063 flame retardant Substances 0.000 claims description 7
- 239000011888 foil Substances 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 7
- 239000000696 magnetic material Substances 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- GANNOFFDYMSBSZ-UHFFFAOYSA-N [AlH3].[Mg] Chemical compound [AlH3].[Mg] GANNOFFDYMSBSZ-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000004880 explosion Methods 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 12
- 230000006378 damage Effects 0.000 description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses an aluminum magnesium alloy intermediate joint protective housing, and belongs to the field of cable joint boxes. The utility model provides an almag intermediate head protective housing, includes the casing, the casing both sides all are provided with the threading port, the casing lateral wall symmetry is provided with the pressure release window, threading port lateral wall fixedly connected with lets out can the pipe; according to the utility model, through the arrangement of the energy release pipe, the energy release sliding block, the limiting ring, the sliding seat, the first magnetic plate, the cutting piece and the fire extinguishing air bag, the energy release can be performed on the interior of the shell rapidly when the cable joint in the shell is subjected to explosion combustion, so that other cables or surrounding environments are effectively prevented from being damaged, the first magnetic plate is pulled by the pull rope, so that the cutting piece and the first magnetic plate are magnetically pushed upwards, the fire extinguishing air bag is punctured, fire extinguishing powder in the fire extinguishing air bag is covered on the cable joint at the moment of explosion of the fire extinguishing air bag, so that the burnt cable is covered, the insulation between the cable and oxygen is realized, and the fire is effectively extinguished.
Description
Technical Field
The utility model relates to the technical field of cable connector boxes, in particular to an aluminum magnesium alloy intermediate joint protective shell.
Background
Electric power is a main power source for producing and living in the current society, and along with the continuous expansion of the current urban scale and the gradual improvement of the modern production degree, the power transmission and supply system presents: the power supply network is huge, the power supply system is complex, the power supply links are more, the power supply distance is long, and the like. The cable intermediate head is used as an important connection point of the whole power supply network, the operation stability of the cable intermediate head directly influences the operation quality of a power supply system, and breakdown and explosion accidents are inevitably caused by installation errors, external damage, cable water inflow and other reasons. And when breakdown and explosion accidents occur to the cable joint, a large amount of energy is released, which causes harm to other surrounding facilities or personnel and even secondary accidents.
To these problems, the utility model provides an almag intermediate head protective housing can carry out the omnidirectional protection to the joint of cable conductor, in case the explosion of cable intermediate head emergence or puncture, can carry out effectual protection to peripheral other electric power facilities and personnel, prevents the emergence of secondary injury.
Disclosure of Invention
The utility model aims to solve the problems that the existing cable joint protective shell is general in protective effect and cannot effectively protect other peripheral electric power facilities and personnel.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an almag intermediate head protective housing, includes the casing, the casing both sides all are provided with the threading port, casing lateral wall symmetry is provided with the pressure release window, threading port lateral wall fixedly connected with lets out can the pipe, let out can the inside sliding connection of pipe and let out can the slider, let out can the pipe inner wall fixedly connected with spacing ring;
the fire extinguishing device is characterized in that the top of the inner cavity of the shell is fixedly connected with a fire extinguishing air bag, two sides of the inner wall of the shell are fixedly connected with a sliding seat, the bottom of the inner cavity of the sliding seat is slidably connected with a first magnetic plate, the upper part of the inner cavity of the sliding seat is slidably connected with a cutting piece, the side wall of the first magnetic plate is fixedly connected with a pull rope, and the other end of the pull rope is fixedly connected with the side wall of the energy release sliding block.
In order to facilitate the self-opening of the energy discharging pipe for discharging energy, preferably, the energy discharging slide block and the limiting ring are both made of magnetic materials, and one side, close to each other, of the energy discharging slide block and the limiting ring is magnetically attracted.
In order to facilitate fire extinguishing at the cable joint, further, the bottom of the cutting piece is made of magnetic materials, and the first magnetic plate and the bottom of the cutting piece are magnetically repelled.
Still further, the fire suppressing balloon lumen is filled with one-half of the fire suppressing powder and one-half of the inert gas.
In order to improve the stability of connection between the shell and the threading port, preferably, one side of the shell, which is close to the threading port, is fixedly connected with a connecting ring, and the two sides of the connecting ring are fixedly connected through screws.
Further, the shell, the threading port and the connecting ring are made of aluminum magnesium alloy materials.
In order to facilitate the installation and the disassembly of the shell and the threading port, the shell further comprises an upper half shell and a lower half shell, and the upper half shell is fixedly connected with the lower half shell through screws.
Further, the threading port comprises an upper threading shell and a lower threading shell, and the upper threading shell is fixedly connected with the lower threading shell through screws.
In order to improve the waterproof performance of the cable joint, preferably, silicone rubber sealing rings are arranged between the upper half shell and the lower half shell, between the upper threading shell and the lower threading shell and between the connecting rings at two sides.
In order to improve the flame retardant effect of the shell, preferably, the inner wall of the shell is fixedly connected with aluminum foil glass fiber cloth, and fire retardant powder is arranged in a cavity of the aluminum foil glass fiber cloth.
Compared with the prior art, the utility model provides the aluminum magnesium alloy intermediate joint protective housing, which has the following beneficial effects:
this almag intermediate head protective housing is through letting out can the pipe, let out can the slider, the spacing ring, the slide, a magnetic plate, the cutting piece and the setting of fire-extinguishing gasbag, at first can be rapidly to the inside ability of letting out of casing when the inside cable joint of casing takes place explosive combustion, other cables or surrounding environment's destruction has effectively been prevented, and pull first magnetic plate through the stay cord, make the cutting piece take place magnetism and be upwards promoted with first magnetic plate, thereby make the fire-extinguishing gasbag be punctured, the inside fire-extinguishing powder covers cable joint department in the twinkling of an eye of its blasting, with this cable with the burning covers, realize the isolation of cable and oxygen, effectually put out a fire to the cable.
Drawings
Fig. 1 is a schematic diagram of a front view overall structure of an aluminum magnesium alloy intermediate joint protective shell according to the present utility model;
fig. 2 is a schematic diagram of a partial cross-sectional structure of an aluminum-magnesium alloy intermediate joint protection shell according to the present utility model;
fig. 3 is a schematic side view semi-section structure of an aluminum magnesium alloy intermediate joint protective shell according to the present utility model;
fig. 4 is an enlarged structural schematic diagram of the area a in fig. 3 of the aluminum-magnesium alloy intermediate joint protective shell according to the present utility model.
In the figure: 1. a housing; 101. an upper half shell; 102. a lower half shell; 2. a threading port; 21. a threading shell is arranged on the upper part; 22. a lower threading shell; 3. a pressure relief window; 4. an energy release pipe; 41. an energy release sliding block; 42. a limiting ring; 5. a fire suppression air bag; 6. a slide; 61. a first magnetic plate; 62. cutting the sheet; 63. a pull rope; 7. and a connecting ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples:
referring to fig. 1-4, an aluminum magnesium alloy intermediate joint protective shell comprises a shell 1, threading ports 2 are arranged on two sides of the shell 1, pressure release windows 3 are symmetrically arranged on the side walls of the shell 1, the pressure release windows 3 are fixed with the shell 1 through screws, the inside of the shell 1 can be manually depressurized and cooled, the protection of cables in the shell 1 is realized, an energy release pipe 4 is fixedly connected to the side walls of the threading ports 2, an energy release slide 41 is slidably connected to the inside of the energy release pipe 4, a limiting ring 42 is fixedly connected to the inner wall of the energy release pipe 4, the energy release slide 41 and the limiting ring 42 are made of magnetic materials, and the energy release slide 41 and the limiting ring 42 are magnetically attracted to one side close to each other, if a cable joint in the shell 1 is subjected to explosive combustion, the pressure in the shell 1 is increased, so that the adsorption effect between the energy release slide 41 and the limiting ring 42 is broken, and the energy release slide 41 in the energy release pipe 4 is pushed out, so that the inside of the shell 1 is communicated with the outside, the inside of the shell 1 can be rapidly released, the damage to other cables or the surrounding environment is effectively prevented, the flame-retardant effect of the inside the shell 1 can be guaranteed, and the flame-retardant effect of the internal joint can be improved;
referring to fig. 2-4, wherein, fire-extinguishing air bag 5 is fixedly connected with at the top of the inner chamber of casing 1, fire-extinguishing powder is filled in the inner chamber of fire-extinguishing air bag 5 by one half, fire-extinguishing air bag 5 is filled with one half inert gas, both sides of the inner wall of casing 1 are fixedly connected with slide 6, slide 6 inner chamber bottom sliding connection has first magnetic plate 61, slide 6 inner chamber upper portion sliding connection has cutting piece 62, first magnetic plate 61 lateral wall fixedly connected with stay cord 63, the other end and the side wall fixed connection of energy release slider 41 of stay cord 63, the cutting piece 62 bottom adopts magnetic material to make, and first magnetic plate 61 and cutting piece 62 bottom magnetism repel, when energy release slider 41 in energy release pipe 4 is pushed out, will drag first magnetic plate 61 through stay cord 63 to slide, thereby make first magnetic plate 61 and cutting piece 62 bottom magnetism contact, thereby make first magnetic plate 61 and cutting piece 62 take place the magnetic repulsion effect, thereby cut the cutting air bag 5, make fire-extinguishing air bag 5 inside powder cover cable junction at its moment of blasting, cable junction, cable cover this cable with oxygen spreading, further flame spreading effect is avoided to the place, the cable is further realized, fire-extinguishing effect is protected to the place, the cable is further spread, the fire-extinguishing effect is protected.
Referring to fig. 1 and 3, wherein, the casing 1 is all fixedly connected with go up half shell 101 and lower half shell 102 with one side that threading port 2 is close to each other, go up half shell 101 and lower half shell 102 between through screw fixed connection, threading port 2 includes threading shell 21 and lower threading shell 22, go up through screw fixed connection between threading shell 21 and the lower threading shell 22, go up half shell 101 and lower half shell 102, go up between threading shell 21 and lower threading shell 22 and both sides go up and all be provided with between go up the go up ring 7 through screw fixed connection of silicone rubber seal both sides go up between the go up ring 7, so can improve the connection effect between each subassembly, realize the stable fixation to the cable joint, and can be very convenient dismantle and install between each position of the device, the convenience when having improved the device use maintenance, moreover through the sealing of silicone rubber seal, the waterproof performance of strong cable intermediate joint, avoid external steam to the invasion of cable joint department, the protection effect to cable joint department has been improved.
The shell 1, the threading port 2 and the connecting ring 7 are made of aluminum-magnesium alloy materials, so that the shell 1, the threading port 2 and the connecting ring 7 are made of aluminum-magnesium alloy materials, various corrosion mediums such as acid, alkali, salt and oil can be prevented from being corroded, the requirements of coastal areas, chemical places and long-term direct burial underground can be met, and the device can be ensured to run stably for a long time.
Referring to fig. 3, wherein, the inner wall of the shell 1 is fixedly connected with aluminum foil glass fiber cloth, and fire retardant powder is arranged in the cavity of the aluminum foil glass fiber cloth, so that the aluminum foil glass fiber cloth can be effectively insulated and flame retardant, and a better fireproof effect is realized.
Referring to fig. 1 to 4, in the present utility model, when in use, the cable joint is firstly placed between the upper half shell 101 and the lower half shell 102 and between the upper threading shell 21 and the lower threading shell 22, and then all the components are fixed by bolts, so that the cable joint is stably fixed inside the shell 1, after that, if the cable joint inside the shell 1 explodes and burns, the pressure inside the shell 1 will increase, so that the adsorption effect between the energy release slide 41 and the limiting ring 42 will be broken, the energy release slide 41 inside the energy release pipe 4 is pushed out, so that the inside of the shell 1 is communicated with the outside, so that the inside of the shell 1 can be rapidly subjected to energy release, the damage to other cables or the surrounding environment is effectively prevented, and the first magnetic plate 61 is pulled by the pull rope 63 to slide, so that the first magnetic plate 61 is in magnetic contact with the bottom of the cutting piece 62, so that the first magnetic plate 61 magnetically repels the cutting piece 62 is pushed upwards, so that the oxygen of the cutting piece 62 is closed, so that the inside of the fire extinguishing bag 5 is closed, and the fire extinguishing powder is blown out, so that the fire extinguishing powder is instantaneously covers the fire extinguishing cable 5, and the fire extinguishing cable.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. The utility model provides an aluminum magnesium alloy intermediate head protective housing, includes casing (1), its characterized in that, casing (1) both sides all are provided with threading port (2), casing (1) lateral wall symmetry is provided with pressure release window (3), threading port (2) lateral wall fixedly connected with is let out can pipe (4), let out can pipe (4) inside sliding connection have and let out can slider (41), let out can pipe (4) inner wall fixedly connected with spacing ring (42);
the fire extinguishing device is characterized in that the fire extinguishing air bag (5) is fixedly connected to the top of the inner cavity of the shell (1), the sliding seat (6) is fixedly connected to two sides of the inner wall of the shell (1), the first magnetic plate (61) is slidably connected to the bottom of the inner cavity of the sliding seat (6), the cutting piece (62) is slidably connected to the upper portion of the inner cavity of the sliding seat (6), the pull rope (63) is fixedly connected to the side wall of the first magnetic plate (61), and the other end of the pull rope (63) is fixedly connected with the side wall of the energy release sliding block (41).
2. The aluminum magnesium alloy intermediate joint protection shell according to claim 1, wherein the energy release sliding block (41) and the limiting ring (42) are made of magnetic materials, and one side, close to each other, of the energy release sliding block (41) and the limiting ring (42) is magnetically attracted.
3. An almag intermediate joint protection shell according to claim 1, wherein the bottom of the cutting blade (62) is made of a magnetic material, and the first magnetic plate (61) is magnetically repulsive to the bottom of the cutting blade (62).
4. An aluminium magnesium alloy intermediate joint protection shell according to claim 1, characterized in that the fire extinguishing balloon (5) cavity is filled with one half of fire extinguishing powder, and the fire extinguishing balloon (5) cavity is filled with one half of inert gas.
5. The aluminum magnesium alloy intermediate joint protection shell according to claim 1, wherein a connecting ring (7) is fixedly connected to one side, close to each other, of the shell (1) and the threading port (2), and the connecting rings (7) on two sides are fixedly connected through screws.
6. An almag intermediate joint protection shell according to claim 5, characterized in that the shell (1), the threading port (2) and the connecting ring (7) are made of almag material.
7. The aluminum magnesium alloy intermediate joint protection shell according to claim 5, wherein the shell (1) comprises an upper half shell (101) and a lower half shell (102), and the upper half shell (101) and the lower half shell (102) are fixedly connected through screws.
8. The aluminum magnesium alloy intermediate joint protection shell according to claim 7, wherein the threading port (2) comprises an upper threading shell (21) and a lower threading shell (22), and the upper threading shell (21) and the lower threading shell (22) are fixedly connected through screws.
9. The aluminum magnesium alloy intermediate joint protection shell according to claim 8, wherein silicone rubber sealing rings are arranged between the upper half shell (101) and the lower half shell (102), between the upper threading shell (21) and the lower threading shell (22) and between the two side connecting rings (7).
10. The aluminum-magnesium alloy intermediate joint protection shell according to claim 1, wherein aluminum foil glass fiber cloth is fixedly connected to the inner wall of the shell (1), and fire-retardant powder is arranged in a cavity of the aluminum foil glass fiber cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321653394.1U CN220457108U (en) | 2023-06-28 | 2023-06-28 | Aluminum magnesium alloy intermediate head protective housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321653394.1U CN220457108U (en) | 2023-06-28 | 2023-06-28 | Aluminum magnesium alloy intermediate head protective housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220457108U true CN220457108U (en) | 2024-02-06 |
Family
ID=89728379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321653394.1U Active CN220457108U (en) | 2023-06-28 | 2023-06-28 | Aluminum magnesium alloy intermediate head protective housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220457108U (en) |
-
2023
- 2023-06-28 CN CN202321653394.1U patent/CN220457108U/en active Active
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