CN203834991U - Square cabin - Google Patents
Square cabin Download PDFInfo
- Publication number
- CN203834991U CN203834991U CN201420192053.3U CN201420192053U CN203834991U CN 203834991 U CN203834991 U CN 203834991U CN 201420192053 U CN201420192053 U CN 201420192053U CN 203834991 U CN203834991 U CN 203834991U
- Authority
- CN
- China
- Prior art keywords
- shelter
- gas
- concentration
- monitoring system
- alarm monitoring
- 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.)
- Expired - Lifetime
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 38
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 112
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 42
- 238000012544 monitoring process Methods 0.000 claims description 32
- 239000003345 natural gas Substances 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000010960 cold rolled steel Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 16
- 239000011449 brick Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
- Ventilation (AREA)
Abstract
The utility model provides a square cabin, which comprises a box body, wherein the inner space of the box body is separated into two regions which are sealed and insolated with each other through a separation wall, the two regions are a process gas region and a safety region, at least the separation wall of the box body and the inner wall of the box body are fixedly connected through a full welding structure, the process gas region is used to be provided with a combustible gas compressor, the safety region is used to be provided with an electrical device, a hydraulic system and a forced ventilation system, and the electrical device drives the combustible gas compressor. The square cabin is safe to use, convenient to maintain and reasonable in layout, and can meet safety regulations standard of combustible gas.
Description
Technical field
The utility model relates to a kind of shelter, is specifically a kind of shelter for the protection of combustible gas compressor of being convenient to mobile simplification compressed natural gas vehicle gas station site operation.
Background technology
At present, in the design process of compressed natural gas vehicle aerating station, for the installation of natural gas compressor, generally take following several mode:
1. natural gas compressor is placed in the natural gas compressor brick mix structure factory building of special construction; 2. natural gas compressor is placed under station sunshade awning.
It all there are separately some defects in the setting of above-mentioned natural gas compressor:
Build the mixed factory building of brick of settling natural gas compressor, the construction period is long, cost of investment is high, floor space is large; Use sunshade awning; require all parts of natural gas compressor also will possess the degree of protection meeting more than IP66 except meeting district's requirement of explosion proof; like this; will increase substantially cost, maintenance cost; in addition; be arranged in sunshade awning because some parts of compressor are not easy to obtain safekeeping, can cause compressor section sub-unit seriously to reduce application life.
In prior art, also have and a kind of natural gas compressor is placed in to the scheme in outdoor dedicated compressor protection shelter.Compressor protection shelter of the prior art; limited by the size of shelter own, weight and manufacturing process; be difficult to take into account reasonability, service clearance, safe distance etc. the requirement of layout, be difficult to realize with a kind of design covering most countries and regional local gas safe statutory standard.
Utility model content
The purpose of this utility model is to improve the deficiencies in the prior art, provide a kind of can use safely for placing the shelter of combustible gas compressor.
The further object of the utility model is to provide a kind of convenient for maintaining, rationally distributed shelter.
The purpose of this utility model is like this realizing:
A shelter, it comprises a casing, by partition wall, box house spatial separation is become to two isolated regions of sealing mutually: process gas region and place of safety in this casing;
Between at least described compartment wall of described casing and cabinet wall, by full weld welded construction, be connected;
Described process gas region comprises combustible gas compressor for arranging, and described place of safety comprises for arranging the electric fixtures that drives described combustible gas compressor.
Further, in described place of safety and/or described process gas region, forced ventilation system is set, form the starting switch and the power switch interlock that is placed in the compressor of described shelter of the blower fan of this forced ventilation system, once make when described compressor apparatus chargedly, described blower fan starts; Or the starting switch of blower fan and the wherein general supply of each equipment that is connected of described shelter that form this forced ventilation system link, and make when this general supply closure, described blower fan starts.
Further, gas alarm monitoring system is set in described shelter, described gas alarm monitoring system comprises gas concentration checkout gear and signal processing circuit.
In the in good time ventilation system of described process gas region division, the starting switch of in good time ventilation fan and the signal output part of described signal processing circuit that form described in good time ventilation system are connected, the signal output part of described gas concentration checkout gear is connected with the signal input part of signal processing circuit, make the gas concentration in described shelter reach setting concentration for the moment, this in good time ventilation fan of the start signal output of the signal processing circuit in described gas alarm monitoring system.
Closer, the gas concentration checkout gear in described gas alarm monitoring system is arranged in described process gas region.
Closer, the signal output part of the signal processing circuit in described gas alarm monitoring system is also connected with the startup gauge tap of combustible gas compressor in shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal stops the work of combustible gas compressor; Or, the signal output part of the signal processing circuit in described gas alarm monitoring system also links with the wherein general supply of each equipment that is connected of described shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal is cut off described general supply.
Described setting concentration one is 10% LEL, and LEL is wherein the least concentration of the combustible gas blast of compressor conveying.
Described setting concentration two is 20% LEL.
Preferably, described compartment wall is separated into two spaces, left and right by shelter, below on the shelter of the described place of safety shelter outer wall relative with described compartment wall, air intake is set, on the roof of the shelter of place of safety, set out air port, the blower fan of described forced ventilation system is set on this air outlet, a forced ventilation kuppe is set on this air outlet.
Preferably, the roof of the shelter of described place of safety is higher than the shelter roof in described process gas region, and described forced ventilation kuppe is placed on the shelter roof in described process gas region.
Preferably, the shape of the roof of the shelter of described place of safety for tilting.
Preferably, the bottom on the shelter outer wall relative with described compartment wall in described process gas region arranges air intake, and top sets out air port, and described in good time ventilation fan is set on this air outlet.
Preferably, the partition that comprises the described process gas of the formation region of described compartment wall is the steel plate that thickness is not less than 4mm; Or, comprise that the partition in the described process gas of the formation region of described compartment wall is made of the cold-rolled steel sheet that thickness is not less than 4mm.
Described combustible gas is natural gas.Certainly, can be also other combustible gases such as hydrogen.
The utility model is for the defect of compressor protection shelter in prior art; proposition is divided into two airtight isolated regions; door or window are not set on compartment wall; guaranteed reliable sealing; in use realize process gas and be the isolation of the region of compressed natural gas and electrical equipment or electrical distribution system, hydraulic system, in the working region of natural gas compressor that belongs to the dangerous blast of a class, be separated out a place of safety.In addition, this shelter arranges forced ventilation system in place of safety, and it is associated with the energising of the even whole shelter of compressor, so just can guarantee being perfectly safe of place of safety.Have again, the gas concentration checkout gear of gas alarm monitoring system is especially set in shelter in process gas region, it is associated with an in good time motor for ventilation fan and even the general supply of shelter in being arranged on process gas region, once gas concentration be detected, reach a setting value, in good time ventilation fan starts or makes whole shelter power-off.Thus, can improve closer the safety of the natural gas compressor work of device in this shelter, within the detection of combustable gas concentration in shelter ambient air is also included within to alarm monitoring system, can reach most countries and regional gas safe statutory standard.
Below by drawings and Examples, the utility model is described further.
Accompanying drawing explanation
The perspective view of the shelter that Fig. 1 provides for the utility model.
Its interior two isolated spaces of demonstration of the shelter that Fig. 2 provides for the utility model and the structural representation of other members, and wherein show the ventilation situation of forced ventilation system.
Its interior two isolated spaces of demonstration of the shelter that Fig. 3 provides for the utility model and the structural representation of other members, and wherein show the ventilation situation of in good time ventilation system.
Gas alarm monitoring system electrical schematic diagram in the shelter that Fig. 4 provides for the utility model.
The specific embodiment
As shown in Figure 1, a kind of shelter, it comprises a casing 1, becomes two of left and right mutually to seal isolated region box house spatial separation: 11He place of safety, process gas region 12 in this casing 1 by partition wall 2; Described process gas region 11 is the built-in natural gas compressor etc. that comprises therein in use, and described place of safety 12 in use arranges therein and comprises the electric fixtures, hydraulic system etc. that drive described natural gas compressor.
Due in using at process gas region division natural gas compressor, it is a class blast area, for ensureing the safety of this shelter, between two parts space casing 1 being separated into by compartment wall, tightness is sealed, and the total interface of compartment wall and shelter inwall and casing is all connected by full weld welded construction.Described compartment wall is made of the cold-rolled steel sheet that thickness is not less than 4mm, the bulkhead of shelter and Ceiling are all also to use the material identical with compartment wall to make, each seam that at least forms process gas region in shelter is to be all connected by full weld welded construction, to guarantee the high-air-tightness requirement in process gas region.
For the blast that prevents that the leakage of natural gas in described process gas region that force majeure causes from causing, in described place of safety and/or described process gas region, forced ventilation system is set, the fan starting switch of this forced ventilation system and the power switch interlock that is placed in the compressor apparatus of described shelter, once it is charged to make to work as described compressor apparatus, the blower fan in described forced ventilation system starts.More strictly, the starting switch that forms the blower fan of this forced ventilation system can also be and the wherein general supply of each equipment that is connected of described shelter links, and makes when this general supply one closure, and described blower fan starts;
In embodiment as shown in Figures 1 to 3, be, in place of safety 12, forced ventilation system is set, it comprises blower fan.
Below on the shelter of the described place of safety 12 shelter outer wall 121 relative with described compartment wall 2, air intake 122 is set, on the roof 123 of the shelter of place of safety 12, set out air port 124, the blower fan of described forced ventilation system is set on this air outlet 124, a forced ventilation kuppe 125 is set on this air outlet 124.
The roof 123 of the shelter of described place of safety 12 is higher than the shelter roof 111 in described process gas region 11, the shape of the roof 123 of the shelter of described place of safety 12 for tilting, described forced ventilation kuppe 125 is placed on the shelter roof 111 in described process gas region 11, and the air intake of kuppe 125 is tightly connected with the air outlet that is opened in the place of safety on the roof 123 of inclination.Such kuppe structure can be so that the overall height in our cabin be lower, maintain below 4m, like this, just can be subject to locating the limitation on height such as bridge opening etc. by Shi Buhui so that travel in our cabin on road, meanwhile, can guarantee that the ventilation-sectional area of kuppe is enough large.
In described shelter, gas alarm monitoring system can also be set, and in the in good time ventilation system of described process gas region division.
In embodiment as shown in Figure 4, described gas alarm monitoring system comprises gas concentration checkout gear (as concentration detection sensor) and signal processing circuit, gas concentration checkout gear is arranged in process gas region 11, for example, be arranged on (not shown) on the roof 111 of process gas region 11 interior shelters.Described in good time ventilation system comprises in good time ventilation fan, and the bottom on the shelter outer wall 112 relative with described compartment wall 2 in described process gas region 11 arranges air intake 113, and top sets out air port 114, and described in good time ventilation fan 115 is set on this air outlet 114.
The starting switch of this in good time ventilation fan is connected with the signal output part of signal processing circuit in gas alarm monitoring system, the signal output part of described gas concentration checkout gear is connected with the signal input part of signal processing circuit in gas alarm monitoring system, make the gas concentration in described shelter reach setting concentration for the moment, the in good time ventilation fan of described gas alarm monitoring system start signal output.
Combustable gas concentration in casing reaches sets concentration one, and for example this setting concentration one is 10% LEL, when (LEL is the least concentration of the combustible gas blast of compressor conveying), and the in good time ventilation fan 115 of gas alarm monitoring system start signal output.
Further, the signal output part of the signal processing circuit in described gas alarm monitoring system is also connected with the startup gauge tap of natural gas compressor in shelter, gas concentration in described shelter reaches while setting concentration two, for example, when this setting concentration two is 20% LEL, gas alarm monitoring system immediately output signal stops the work of natural gas compressor.
In addition, the signal output part of the signal processing circuit in described gas alarm monitoring system can also link with the wherein general supply of each equipment that is connected of described shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal is cut off described general supply.
Claims (11)
1. a shelter, is characterized in that: comprise a casing, by partition wall, box house spatial separation is become to two isolated regions of sealing mutually: process gas region and place of safety in this casing;
Between at least described compartment wall of described casing and cabinet wall, by full weld welded construction, be connected;
Described process gas region comprises combustible gas compressor for arranging, and described place of safety comprises for arranging the electric fixtures that drives described combustible gas compressor.
2. shelter according to claim 1, it is characterized in that: in described place of safety and/or described process gas region, forced ventilation system is set, form the starting switch and the power switch interlock that is placed in the compressor of described shelter of the blower fan of this forced ventilation system, once it is charged to make to work as described compressor apparatus, described blower fan starts; Or the starting switch of blower fan and the wherein general supply of each equipment that is connected of described shelter that form this forced ventilation system link, and make when this general supply closure, described blower fan starts; And/or,
The partition that comprises the described process gas of the formation region of described compartment wall is the steel plate that thickness is not less than 4mm; Or, comprise that the partition in the described process gas of the formation region of described compartment wall is made of the cold-rolled steel sheet that thickness is not less than 4mm; And/or,
Described combustible gas is natural gas.
3. shelter according to claim 1 and 2, is characterized in that: gas alarm monitoring system is set in described shelter, and described gas alarm monitoring system comprises gas concentration checkout gear and signal processing circuit.
4. shelter according to claim 3, it is characterized in that: in the in good time ventilation system of described process gas region division, the starting switch of in good time ventilation fan and the signal output part of described signal processing circuit that form described in good time ventilation system are connected, the signal output part of described gas concentration checkout gear is connected with the signal input part of signal processing circuit, make the gas concentration in described shelter reach setting concentration for the moment, this in good time ventilation fan of described signal processing circuit start signal output; And/or,
Gas concentration checkout gear in described gas alarm monitoring system is arranged in described process gas region.
5. shelter according to claim 3, it is characterized in that: the signal output part of the signal processing circuit in described gas alarm monitoring system is also connected with the startup gauge tap of combustible gas compressor in shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal stops the work of combustible gas compressor; Or, the signal output part of the signal processing circuit in described gas alarm monitoring system also links with the wherein general supply of each equipment that is connected of described shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal is cut off described general supply.
6. shelter according to claim 3, it is characterized in that: the signal output part of the signal processing circuit in described gas alarm monitoring system is also connected with the startup gauge tap of combustible gas compressor in shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal stops the work of combustible gas compressor; Or, the signal output part of the signal processing circuit in described gas alarm monitoring system also links with the wherein general supply of each equipment that is connected of described shelter, gas concentration in described shelter reaches while setting concentration two, and gas alarm monitoring system immediately output signal is cut off described general supply.
7. shelter according to claim 4, is characterized in that: described setting concentration one is 10% LEL, and LEL is wherein the least concentration of the combustible gas blast of compressor conveying.
8. shelter according to claim 5, is characterized in that: described setting concentration two is 20% LEL.
9. shelter according to claim 2, it is characterized in that: described compartment wall is separated into two spaces, left and right by shelter, below on the shelter of the described place of safety shelter outer wall relative with described compartment wall, air intake is set, on the roof of the shelter of place of safety, set out air port, the blower fan of described forced ventilation system is set on this air outlet, a forced ventilation kuppe is set on this air outlet.
10. shelter according to claim 9, is characterized in that: the roof of the shelter of described place of safety is higher than the shelter roof in described process gas region, and described forced ventilation kuppe is placed on the shelter roof in described process gas region; And/or,
The shape of the roof of the shelter of described place of safety for tilting.
11. shelters according to claim 4, is characterized in that: the bottom on the shelter outer wall relative with described compartment wall in described process gas region arranges air intake, and top sets out air port, and described in good time ventilation fan is set on this air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420192053.3U CN203834991U (en) | 2014-04-18 | 2014-04-18 | Square cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420192053.3U CN203834991U (en) | 2014-04-18 | 2014-04-18 | Square cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203834991U true CN203834991U (en) | 2014-09-17 |
Family
ID=51512851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420192053.3U Expired - Lifetime CN203834991U (en) | 2014-04-18 | 2014-04-18 | Square cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203834991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581915A (en) * | 2016-12-30 | 2017-04-26 | 江苏中矿大正表面工程技术有限公司 | Combustible gas explosion protection system and control method thereof, as well as paint storehouse |
-
2014
- 2014-04-18 CN CN201420192053.3U patent/CN203834991U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581915A (en) * | 2016-12-30 | 2017-04-26 | 江苏中矿大正表面工程技术有限公司 | Combustible gas explosion protection system and control method thereof, as well as paint storehouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING PROVA ENERGY CO., LTD. Free format text: FORMER NAME: BEIJING PROVA ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 101102, Beijing, Zhongguancun Tongzhou District science and Technology Park, Tongzhou Park Jinqiao technology industry base, King Sheng, four South Street, No. 15, 37B Patentee after: BEIJING PROVA ENERGY HOLDING Co.,Ltd. Address before: 101102, Beijing, Zhongguancun Tongzhou District science and Technology Park, Tongzhou Park Jinqiao technology industry base, King Sheng, four South Street, No. 15, 37B Patentee before: BEIJING PROVA ENERGY DEVELOPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |