CN210583418U - Protective device for box-type substation - Google Patents
Protective device for box-type substation Download PDFInfo
- Publication number
- CN210583418U CN210583418U CN201921500381.4U CN201921500381U CN210583418U CN 210583418 U CN210583418 U CN 210583418U CN 201921500381 U CN201921500381 U CN 201921500381U CN 210583418 U CN210583418 U CN 210583418U
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- box
- ceiling
- type substation
- check valve
- trachea
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Abstract
The utility model discloses a protector for box-type substation, including ceiling and box, the bottom of ceiling is the welding of perpendicular form and has the mount pad, one side of ceiling is equipped with check valve and trachea respectively, and check valve and trachea all run through and set up in one side of ceiling, and be connected with the barometer on the trachea, the box is perpendicular form and sets up in the bottom of ceiling, and the box is connected with the mount pad of ceiling bottom through welding in, one side of box is provided with the tripe and wears, there is the chamber door one side of box through hinged joint, one side of chamber door has the handle through the screw fixation, compare with current protector for box-type substation, it can make things convenient for the maintenance to have, can put out a fire to it at the very first time of box-type substation spontaneous combustion, protect equipment in the box-type substation, the potential safety hazard that box-type substation produced because.
Description
Technical Field
The utility model relates to a box-type substation technical field specifically says a protector is used to box-type substation.
Background
A box-type transformer substation, called a pre-installed substation or a pre-installed substation, is a high-voltage switch equipment, a distribution transformer and a low-voltage distribution device, is factory prefabricated indoor and outdoor compact distribution equipment which is integrated according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together and installed in a moisture-proof, rust-proof, dust-proof, rat-proof, fire-proof, anti-theft, heat insulation, fully-closed and movable steel structure box, is particularly suitable for urban network construction and transformation, is a brand-new transformer substation which rises after a civil transformer substation, is suitable for mines, factory enterprises, oil and gas fields and wind power stations, replaces the original civil building rooms and distribution stations, becomes a novel complete set of transformation and distribution device, and the temperature gradually rises along with the arrival in summer, the box-type transformer substation exposed to the sun is easy to generate spontaneous combustion due to high temperature, the spontaneous combustion of the box-type substation can cause large-area power failure nearby, and explosion can occur at the same time, so that safety hidden danger is caused to people walking nearby the box-type substation.
However, investigation and research show that the conventional box-type substation is basically not provided with automatic fire extinguishing measures and cannot be extinguished in time when the box-type substation spontaneously ignites, so that equipment in the box-type substation can be scrapped, power failure occurs in power utilization areas such as nearby residential buildings and shops, and the like, and most importantly, the conventional box-type substation has great potential safety hazards.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned not enough, the utility model provides a protector for box-type substation herein has and can make things convenient for the maintenance, can put out a fire to it at the very first time of box-type substation spontaneous combustion, protects equipment in the box-type substation, has reduced the potential safety hazard that box-type substation produced owing to the burning to a great extent.
The utility model discloses a realize like this, construct a protector for box-type substation, including ceiling and box, the bottom of ceiling is the welding of perpendicular form and has the mount pad, and one side of ceiling is equipped with check valve and trachea respectively, and check valve and trachea all run through and set up in one side of ceiling, and be connected with the barometer on the trachea, and the box is perpendicular form and sets up in the bottom of ceiling, and the box is connected through the mount pad that welds in the ceiling bottom with the ceiling, and one side of box is provided with the tripe and wears, and there is the chamber door one side of box through hinged joint, and one side of chamber door is passed through the screw fixation and is had the handle.
Furthermore, the mounting hole is opened to the inboard bottom of ceiling, and the inboard embedding of mounting hole has the temperature sensing glass piece, and the ceiling passes through mounting hole and box intercommunication, can be linked together between ceiling and the box at the first time that the box was on fire through the mounting hole to put out a fire to box-type substation through the inside fire-fighting equipment of ceiling.
Further, the inside of ceiling is equipped with dry powder layer and aerifys the layer respectively, wherein, the dry powder layer specifically indicates powdered sodium bicarbonate and ammonium phosphate, aerify the layer and specifically indicate nitrogen gas, when the box is on fire, the inside temperature sensing glass piece of ceiling is broken, because the internal pressure of ceiling is higher than external atmospheric pressure, nitrogen gas through the intussuseption of ceiling sprays powdered sodium bicarbonate and ammonium phosphate to ignition and combustible surface in the box, sodium bicarbonate is heated to decompose into water and carbon dioxide, and form one deck glassy overburden under high temperature, thereby isolated oxygen, the realization is put out a fire.
Further, the inside of check valve is equipped with the connecting rod, the both sides of connecting rod are connected with baffle and piston respectively through the screw, the outside winding of connecting rod has extension spring, extension spring's both ends link to each other with baffle and piston respectively, aerify the ceiling through intake-tube connection check valve, when aerifing the check valve, owing to receive the pressure that comes from the external world, the piston can drive extension spring and move towards the ceiling is inside, when the directional safe atmospheric pressure scope of barometer pressure pointer, stop to aerify the check valve, ceiling internal gas pressure is greater than external atmospheric pressure, extrude the piston to the ceiling lateral wall, prevent gas leakage, thereby can aerify the ceiling through the check valve when the internal gas pressure of ceiling is insufficient, realize convenient maintenance.
Furthermore, the glass temperature sensing sheet is characterized in that mercury is filled in the sealed glass, when the box body is ignited, the mercury is heated to expand, and when the mercury expands to a certain degree, the glass of the sealed mercury can be broken, so that the ceiling is communicated with the box body.
The utility model has the advantages of can conveniently maintain, can put out a fire to it at the very first time of box-type substation spontaneous combustion, equipment in the protection box-type substation has reduced box-type substation in very big degree because the potential safety hazard that the burning produced, concrete advantage embodies:
the method has the advantages that: aerify the ceiling through intake-tube connection check valve, when aerifing the check valve, owing to receive the pressure that comes from the external world, the piston can drive extension spring and move towards the ceiling is inside, when the directional safe atmospheric pressure scope of barometer pressure pointer, stop aerifing the check valve, ceiling internal gas pressure is greater than external atmospheric pressure, extrude the piston to the ceiling lateral wall, prevent gas leakage, thereby can aerify the ceiling through the check valve when ceiling internal gas pressure is not enough, realize convenient maintenance.
The method has the advantages that: when the box catches fire, mercury is heated and expands, can break the glass of sealed mercury when mercury expands to a certain extent, make ceiling and box intercommunication, the inside of ceiling is equipped with dry powder layer and gas filling layer respectively, wherein, the dry powder layer specifically indicates powdered sodium bicarbonate and ammonium phosphate, the gas filling layer specifically indicates nitrogen gas, when the box is on fire, the inside temperature sensing glass piece of ceiling is broken, because the atmospheric pressure is higher than external atmospheric pressure in the ceiling, nitrogen gas through the ceiling intussuseption sprays powdered sodium bicarbonate and ammonium phosphate to ignition point and combustible surface in the box, sodium bicarbonate is heated and is decomposed into water and carbon dioxide, and form one deck glass form overburden under the high temperature effect, thereby isolated oxygen, realize fire control effect.
Drawings
Fig. 1 is a schematic structural view of the protection device for the box-type substation of the present invention;
FIG. 2 is a sectional view of the ceiling structure of the present invention;
FIG. 3 is a schematic view of the ceiling structure of the present invention;
fig. 4 is an enlarged view of the structure of the portion a in fig. 3 according to the present invention.
Sequence numbers shown in the figures: the air-pressure meter comprises a ceiling 1, an air pressure meter 11, a one-way valve 12, a baffle 121, a connecting rod 122, an extension spring 123, a piston 124, an air pipe 13, a mounting hole 14, a temperature sensing glass sheet 15, a mounting seat 16, a dry powder layer 17, an inflation layer 18, a box body 2, a box door 21, a shutter 22 and a handle 23.
Detailed Description
The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a protective device for box-type transformer substation through improvement, as shown in the attached drawing of the specification, the protective device can be implemented as follows; including ceiling 1 and box 2, the bottom of ceiling 1 is the welding of perpendicular form and has mount pad 16, one side of ceiling 1 is equipped with check valve 12 and trachea 13 respectively, and check valve 12 and trachea 13 all run through the one side that sets up in ceiling 1, and be connected with barometer 11 on the trachea 13, box 2 is perpendicular form and sets up in the bottom of ceiling 1, and box 2 is connected through welding in the mount pad 16 of ceiling 1 bottom with ceiling 1, one side of box 2 is provided with the tripe and wears 22, there is chamber door 21 one side of box 2 through hinged joint, one side of chamber door 21 has handle 23 through the screw fixation.
More specifically, a mounting hole 14 is formed in the bottom of the inner side of the ceiling 1, a temperature sensing glass piece 15 is embedded in the inner side of the mounting hole 14, the ceiling 1 is communicated with the box body 2 through the mounting hole 14, the ceiling 1 and the box body 2 can be communicated with each other through the mounting hole 14 at the first time when the box body 2 is on fire, and the box-type substation is extinguished through the fire extinguishing equipment inside the ceiling 1.
More specifically, the inside of ceiling 1 is equipped with dry powder layer 17 and gas layer 18 respectively, wherein, dry powder layer 17 specifically indicates powdered sodium bicarbonate and ammonium phosphate salt, and gas layer 18 specifically indicates nitrogen gas, and when box 2 was on fire, the inside temperature sensing glass piece 15 of ceiling 1 was broken, because the atmospheric pressure is higher than external atmospheric pressure in ceiling 1, through the nitrogen gas of filling in ceiling 1 with powdered sodium bicarbonate and ammonium phosphate salt spray to ignition point and combustible substance surface in box 2, sodium bicarbonate is heated and is decomposed into water and carbon dioxide to isolated oxygen realizes putting out a fire.
More specifically, the inside of the check valve 12 is provided with a connecting rod 122, two sides of the connecting rod 122 are respectively connected with a baffle 121 and a piston 124 through screws, an extension spring 123 is wound on the outer side of the connecting rod 122, two ends of the extension spring 123 are respectively connected with the baffle 122 and the piston 124, the check valve 12 is connected through an air inlet pipe to inflate the ceiling 1, when the check valve 12 is inflated, due to the pressure from the outside, the piston 124 can drive the extension spring 123 to move towards the inside of the ceiling 1, when the pressure pointer of the barometer 11 points to the safe air pressure range, the inflation of the check valve 12 is stopped, the air pressure in the ceiling 1 is greater than the outside air pressure, the piston 123 is extruded towards the side wall of the ceiling 1, the air leakage is prevented, so that the ceiling 1 can be inflated through the check valve 12 when the air pressure in.
More specifically, the glass temperature sensing piece 15 is specifically a piece of sealing glass filled with mercury, when the box body 2 is in fire, the mercury expands due to heat, and when the mercury expands to a certain extent, the glass for sealing mercury is broken, so that the ceiling 1 is communicated with the box body 2.
This protector for box-type substation's theory of operation: when the box body 2 catches fire, as the temperature in the box body 2 rises, mercury filled in a temperature sensing glass sheet 15 in a mounting hole 14 in the ceiling 1 is heated to expand, when the mercury expands to a certain degree, the glass sheet is burst, as the air pressure in the ceiling 1 is higher than the external air pressure, a dry powder layer arranged in the ceiling 1 is subjected to the force of an aeration layer 18 and is sprayed to the inside of the box body 2 through the mounting hole 14, wherein the dry powder layer 17 specifically refers to powdery sodium bicarbonate and ammonium phosphate salt, the aeration layer 18 specifically refers to nitrogen, when the sodium bicarbonate is heated, water and carbon dioxide are generated, as the carbon dioxide in the box body replaces the oxygen, thereby realizing fire extinguishing, in addition, in daily maintenance, when the pointer on an air pressure gauge 11 on the outer side of the ceiling 1 shows that the air pressure in the ceiling 1 is insufficient, the check valve 12 is connected through an air inlet pipe to aerate the ceiling 1, and when the check valve 12, the piston 124 can drive the extension spring 123 to move towards the inside of the ceiling 1, when the pressure pointer of the barometer 11 points to the safe air pressure range, the check valve 12 is stopped to be inflated, the air pressure in the ceiling 1 is greater than the external air pressure, the piston 123 is extruded towards the side wall of the ceiling 1, air leakage is prevented, and therefore the ceiling 1 can be inflated through the check valve 12 when the air pressure in the ceiling 1 is insufficient.
In conclusion; protector for box-type substation compares with current protector for box-type substation, has and can conveniently maintain, can put out a fire to it at the very first time of box-type substation spontaneous combustion, protects equipment in the box-type substation, has reduced the potential safety hazard that box-type substation produced because the burning to a great extent.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a protector for box-type substation, includes ceiling (1) and box (2), its characterized in that: the utility model discloses a ceiling, including ceiling (1), check valve (12), trachea (13), box (2), and mounting seat (16) that the bottom of ceiling (1) is the welding of vertical form has mount pad (16), and one side of ceiling (1) is equipped with check valve (12) and trachea (13) respectively, just check valve (12) and trachea (13) all run through and set up in one side of ceiling (1), just be connected with barometer (11) on trachea (13), box (2) is vertical form and sets up in the bottom of ceiling (1), and box (2) are connected through welding mount pad (16) in ceiling (1) bottom with ceiling (1), and one side of box (2) is provided with the tripe and wears (22), and there is chamber door (21) one side of box (2) through hinged joint, one side of chamber.
2. The protective device for the box-type substation according to claim 1, characterized in that: the temperature sensing ceiling is characterized in that a mounting hole (14) is formed in the bottom of the inner side of the ceiling (1), a temperature sensing glass sheet (15) is embedded into the inner side of the mounting hole (14), and the ceiling (1) is communicated with the box body (2) through the mounting hole (14).
3. The protective device for the box-type substation according to claim 1, characterized in that: a dry powder layer (17) and an aerated layer (18) are respectively arranged inside the ceiling (1), wherein the dry powder layer (17) specifically refers to powdery sodium bicarbonate and ammonium phosphate, and the aerated layer (18) specifically refers to nitrogen.
4. The protective device for the box-type substation according to claim 1, characterized in that: the check valve is characterized in that a connecting rod (122) is arranged inside the check valve (12), two sides of the connecting rod (122) are respectively connected with a baffle (121) and a piston (124) through screws, an extension spring (123) is wound on the outer side of the connecting rod (122), and two ends of the extension spring (123) are respectively connected with the baffle (121) and the piston (124).
5. The protective device for the box-type substation according to claim 2, characterized in that: the temperature sensing glass sheet (15) is specifically sealed glass filled with mercury.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500381.4U CN210583418U (en) | 2019-09-10 | 2019-09-10 | Protective device for box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500381.4U CN210583418U (en) | 2019-09-10 | 2019-09-10 | Protective device for box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210583418U true CN210583418U (en) | 2020-05-22 |
Family
ID=70684009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921500381.4U Expired - Fee Related CN210583418U (en) | 2019-09-10 | 2019-09-10 | Protective device for box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210583418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113644567A (en) * | 2021-09-23 | 2021-11-12 | 芜湖市卓亚电气有限公司 | Fast-assembling American box-type substation capable of improving production efficiency |
-
2019
- 2019-09-10 CN CN201921500381.4U patent/CN210583418U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113644567A (en) * | 2021-09-23 | 2021-11-12 | 芜湖市卓亚电气有限公司 | Fast-assembling American box-type substation capable of improving production efficiency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20210910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |