CN106287217A - Vehicular liquefied natural gas cylinder valve protection device - Google Patents
Vehicular liquefied natural gas cylinder valve protection device Download PDFInfo
- Publication number
- CN106287217A CN106287217A CN201510373256.1A CN201510373256A CN106287217A CN 106287217 A CN106287217 A CN 106287217A CN 201510373256 A CN201510373256 A CN 201510373256A CN 106287217 A CN106287217 A CN 106287217A
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- CN
- China
- Prior art keywords
- cover plate
- guard circle
- gas cylinder
- natural gas
- protection device
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Abstract
The present invention provides Vehicular liquefied natural gas cylinder valve protection device; including guard circle, guard circle cover plate, several handwheel cover plate and guard shields; described guard circle is the cylindrical-shaped structure of up/down perforation; the side of described guard circle is covered with described guard circle cover plate; the opposite side of described guard circle is fixing with gas cylinder end socket to be connected; described guard circle cover plate is provided with several through holes, and described through hole is covered with described handwheel cover plate, and the sidewall of described guard circle is connected with described guard shield.Vehicular liquefied natural gas cylinder valve protection device of the present invention, guard circle have employed stainless steel structure, it is ensured that security intensity, and remaining part have employed that to meet the PC material of intensity one-body molded, and low cost, outward appearance are good, lightweight；Hand wheel structure in native system, freely adjustable and locking, it is simple to operation maintenance；In native system, use transparent material, the valve instrument on guard circle is protected, and easily observes operation conditions.
Description
Technical field
Present invention invention belongs to liquefied natural gas automobile-used gas burning system field, is specifically related to Vehicular liquefied sky
So gas bottle valve protection device.
Background technology
Liquefied natural gas (Liquefied Natural Gas, be called for short LNG) be the world today generally acknowledge clear
The clean energy.Its calorific value is high, burning is abundant, price is low, and transport economic specific property and safety are good, deep by wide
Large user welcomes.LNG temperature is at about-162 DEG C, and pressure is about 0.1MPa, and density is about 423kg/m3,
After gasification, volume is about 600～624 times of liquid volume, and co-content LNG mounted gas cylinder containing quantity is
2.5 times of CNG.Use LNG as the automobile of fuel, especially truck gas cylinder air supply system, mesh
Front valve protection structure is: gas cylinder uses support to be installed on the big beam sides of gas cylinder or top, due to gas
Outside bottle valve end is exposed to, need to use valve cover to protect.This device in use exists
Such problem: 1, tradition guard shield uses metal material to make, weight is relatively big, installs operation and maintenance
When difficulty the biggest；2, tradition guard shield uses metal material to be welded to form, and outward appearance is poor,
Cost is the highest.The parts such as 3, tradition guard shield is metal body color, Pressure gauge are difficult to observe.As certain is special
Device involved by profit: gas cylinder front end valve protection structure generally metal material, weight is relatively big, peace
Dress difficulty is relatively big, and metallochrome is not easy to observe valve instrument operation conditions, for aerating seat, return-air seat
Deng parts also and unprotected.
Invention summary of the invention
Present invention invention to solve the technical problem that and to be to provide the protection of Vehicular liquefied natural gas cylinder valve
Device, overcomes the defect of above-mentioned prior art, it is possible to achieve the comprehensive protection to gas cylinder valve end, with
Time can realize again device appearance installation good, lightweight, easy, be easy to observe function.
For solving above-mentioned technical problem, the present invention invents offer Vehicular liquefied natural gas cylinder valve protection
Device, including guard circle, guard circle cover plate, several handwheel cover plate and guard shields, described guard circle is
The cylindrical-shaped structure of up/down perforation, the side of described guard circle is covered with described guard circle cover plate, described
The opposite side of guard circle is fixing with gas cylinder end socket to be connected, and described guard circle cover plate is provided with several and leads to
Hole, described through hole is covered with described handwheel cover plate, the sidewall of described guard circle is flexibly connected
State guard shield.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described guard circle cover plate is PC material.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described guard circle cover plate is installed on the side of described guard circle by snap close.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described handwheel cover plate is transparent PC material.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described handwheel cover plate is connected by locking structure with described guard circle cover plate.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described locking structure includes outer sleeve column, position guiding groove, spring, lower flap, upper cover plate, bolt
With anti-rotational limited block, described outer sleeve column is the tubular structure of cylindrical hollow, close in described outer sleeve column
The sidewall of bottom is provided with described position guiding groove, is inserted with described bolt in described outer sleeve column, and described spring sets
Put in described outer sleeve column, and be set on described bolt, described spring be arranged above with described lower turn
Plate, described lower flap is set on described bolt, described lower flap be arranged above with described upper cover plate,
Described anti-rotational limited block is inserted on described overcoat column outer wall, and described anti-rotational limited block part connects
Described lower flap.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, the thickness of described upper cover plate is 4.5mm.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, the thickness of described lower flap is 2-3mm.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, a diameter of 6mm of described bolt.
The a kind of preferred of described Vehicular liquefied natural gas cylinder valve protection device is invented as the present invention
Scheme, described guard shield is transparent PC material.
Compared with prior art, the present invention invents the Vehicular liquefied natural gas cylinder valve protection dress of proposition
Putting, guard circle have employed stainless steel structure, it is ensured that security intensity, and remaining part have employed and meets by force
The PC material of degree is one-body molded, and low cost, outward appearance are good, lightweight；Hand wheel structure in native system,
Freely adjustable and locking, it is simple to operation maintenance；In native system, use transparent material, to guard circle
On valve instrument protected, and easily observe operation conditions.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of inventive embodiments of the present invention, embodiment will be retouched below
In stating, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only
It is only some embodiments of inventing of the present invention, for those of ordinary skill in the art, is not paying
On the premise of creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.Wherein,
Fig. 1 is the structural representation of the Vehicular liquefied natural gas cylinder valve protection device that the present invention invents
Figure；With
Fig. 2 is the locking structure of the Vehicular liquefied natural gas cylinder valve protection device that the present invention invents
Structural representation.
Wherein: 1 is guard circle, 2 is hinge, and 3 is guard shield, and 4 is gas cylinder, and 5 is snap close, and 6 protect
Guard ring cover plate, 7 is handwheel cover plate, and 8 is outer sleeve column, and 9 is position guiding groove, and 10 is spring, under 11 are
Flap, 12 is upper cover plate, and 13 is bolt, and 14 is anti-rotational limited block.
Detailed description of the invention
The present invention invents described Vehicular liquefied natural gas cylinder valve protection device, comprising: protection
Circle 1, guard circle cover plate 6, several handwheel cover plates 7 and guard shield 3.
Become apparent from understandable for the above-mentioned purpose enabling the present invention to invent, feature and advantage, below knot
Close detailed description of the invention present invention invention is described in further detail.
First, " embodiment " or " embodiment " referred to herein refers to may be included in the present invention
Invent the special characteristic at least one implementation, structure or characteristic.The most differently
" in one embodiment " that side occurs not refers both to same embodiment, is not single or choosing
The embodiment mutually exclusive with other embodiments of selecting property.
Secondly, present invention invention utilizes structural representation etc. to be described in detail, and sends out describing the present invention in detail
During bright embodiment, for purposes of illustration only, represent Vehicular liquefied natural gas cylinder valve protection device structure
Schematic diagram can be disobeyed general ratio and be made partial enlargement, and described schematic diagram is example, and it is at this not
The present invention should be limited and invent the scope of protection.Additionally, should comprise in actual fabrication length, width and
The three dimensions of the degree of depth.
Embodiment one
Referring to Fig. 1, Fig. 1 is the Vehicular liquefied natural gas cylinder valve protection device that the present invention invents
Structural representation.As it is shown in figure 1, Vehicular liquefied natural gas cylinder valve protection device, including protecting
Guard ring 1, guard circle cover plate 6, several handwheel cover plates 7 and guard shield 3, described guard circle 1 is upper and lower
Through cylindrical-shaped structure, the side of described guard circle 1 is covered with described guard circle cover plate 6, described
The opposite side of guard circle 1 is fixing with gas cylinder 4 end socket to be connected, and described guard circle cover plate 6 is provided with some
Individual through hole (not shown), described through hole is covered with described handwheel cover plate 7, the side of described guard circle 1
Described guard shield 3 it is connected with on wall.
In one embodiment, guard circle 1 uses spot welding mode to be connected with gas cylinder 4 end socket, uses not
Rust steel construction, the parts such as aerating seat, return-air seat, joint installed above.
Described guard circle cover plate 6 is installed on the side of described guard circle 1 by snap close 5.
Described handwheel cover plate 7 is connected by locking structure (not shown) with described guard circle cover plate 6.
Referring to Fig. 2, Fig. 2 is the Vehicular liquefied natural gas cylinder valve protection device that the present invention invents
The structural representation of locking structure.As in figure 2 it is shown, described locking structure includes outer sleeve column 8, leads
Position groove 9, spring 10, lower flap 11, upper cover plate 12, bolt 13 and anti-rotational limited block 14, institute
Stating the outer sleeve column 8 tubular structure in cylindrical hollow, in described outer sleeve column 8, the sidewall near bottom is provided with
Described position guiding groove 9, is inserted with described bolt 13 in described outer sleeve column 8, described spring 10 is arranged on
In described outer sleeve column 8, and being set on described bolt 13, being arranged above with of described spring 10 is described
Lower flap 11, described lower flap 11 is set on described bolt 13, above described lower flap 11
Being provided with described upper cover plate 12, described anti-rotational limited block 14 is inserted on described outer sleeve column 8 outer wall,
Described anti-rotational limited block 14 part connects described lower flap 11.
The thickness of described upper cover plate 12 is 4.5mm.The thickness of described lower flap 11 is 2-3mm.Institute
State a diameter of 6mm of bolt 13.
In sum, guard circle cover plate 6 utilizes snap close 5 to install and guard circle 1 front end, uses PC
Material, is the normally off time normal, can open during maintenance；Handwheel cover plate 7 uses a kind of rotating mechanism to install
On guard circle cover plate 6, use transparent PC material, scalable fixing open angle, it is simple to day
The often operation of valve, guard shield 3 uses hinge 2 structure to be installed on guard circle 1, uses transparent PC
Material, protects the instrument such as aerating seat, return-air seat, and is easy to observe the Pressure gauge number of degrees.
Whole valve protection device is installed by Fig. 1 mode, guard circle 1 use stainless steel with
Gas cylinder 4 front head uses spot welding mode to be attached, and is protected the parts such as gas cylinder valve；Outward
Portion's valve guard shield 3 utilizes hinge 2 structure to use riveting method to be attached with guard circle 1, protects
The parts such as aerating seat, return-air seat, material uses transparent PC material, it is simple to the observation of the Pressure gauge number of degrees；
Guard circle cover plate 6 utilizes snap close 5 to be attached with guard circle 1, employing PC material, lighter in weight,
It is easy to dismounting；Handwheel cover plate 7 utilizes the locking structure in Fig. 2 to be connected with guard circle cover plate 6, can be real
The regulation of each angle of existing handwheel cover plate 7 and locking operation.
Those of ordinary skill in art it should be appreciated that, the feature of present invention invention or
One of purpose is: the present invention invents described Vehicular liquefied natural gas cylinder valve protection device, protects
Guard ring have employed stainless steel structure, it is ensured that security intensity, and remaining part have employed the PC meeting intensity
Material is one-body molded, and low cost, outward appearance are good, lightweight；Hand wheel structure in native system, can be free
Regulation locking, it is simple to operation maintenance；In native system, use transparent material, to the valve on guard circle
Door instrument is protected, and easily observes operation conditions.
It should be noted that above example is only in order to illustrate technical scheme that the present invention invents rather than limit
System, although being described in detail present invention invention with reference to preferred embodiment, the common skill of this area
Art personnel should be appreciated that and can modify the technical scheme of present invention invention or equivalent,
Without deviating from the spirit and scope of inventive technique scheme of the present invention, it all should be contained in present invention invention
In the middle of right.
Claims (10)
- The most Vehicular liquefied natural gas cylinder valve protection device, is characterized in that: include guard circle, guarantor Guard ring cover plate, several handwheel cover plate and guard shields, described guard circle is the cylindrical-shaped structure of up/down perforation, The side of described guard circle is covered with described guard circle cover plate, and the opposite side of described guard circle seals with gas cylinder Head is fixing to be connected, and described guard circle cover plate is provided with several through holes, described through hole is covered with described Handwheel cover plate, the sidewall of described guard circle is connected with described guard shield.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 1, its feature It is: described guard circle cover plate is PC material.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 1, its feature It is: described guard circle cover plate is installed on the side of described guard circle by snap close.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 1, its feature It is: described handwheel cover plate is transparent PC material.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 1, its feature It is: described handwheel cover plate is connected by locking structure with described guard circle cover plate.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 5, its feature Be: described locking structure include outer sleeve column, position guiding groove, spring, lower flap, upper cover plate, bolt and Anti-rotational limited block, described outer sleeve column is the tubular structure of cylindrical hollow, the end of near in described outer sleeve column The sidewall in portion is provided with described position guiding groove, is inserted with described bolt in described outer sleeve column, and described spring is arranged In described outer sleeve column, and be set on described bolt, described spring be arranged above with described lower flap, Described lower flap is set on described bolt, described lower flap be arranged above with described upper cover plate, described Anti-rotational limited block is inserted on described overcoat column outer wall, and described anti-rotational limited block part connects described Lower flap.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 6, its feature It is: the thickness of described upper cover plate is 4.5mm.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 6, its feature It is: the thickness of described lower flap is 2-3mm.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 6, its feature It is: a diameter of 6mm of described bolt.
- Vehicular liquefied natural gas cylinder valve protection device the most as claimed in claim 1, its feature It is: described guard shield is transparent PC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373256.1A CN106287217A (en) | 2015-06-24 | 2015-06-24 | Vehicular liquefied natural gas cylinder valve protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373256.1A CN106287217A (en) | 2015-06-24 | 2015-06-24 | Vehicular liquefied natural gas cylinder valve protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106287217A true CN106287217A (en) | 2017-01-04 |
Family
ID=57651265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373256.1A Pending CN106287217A (en) | 2015-06-24 | 2015-06-24 | Vehicular liquefied natural gas cylinder valve protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106287217A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412386A (en) * | 2020-05-08 | 2020-07-14 | 长春致远新能源装备股份有限公司 | L NG air supply system gas cylinder is with new material guard circle structure and with gas cylinder connection structure |
| CN113074314A (en) * | 2020-01-03 | 2021-07-06 | 广州汽车集团股份有限公司 | Hydrogen tank valve protection support and fuel cell car |
-
2015
- 2015-06-24 CN CN201510373256.1A patent/CN106287217A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074314A (en) * | 2020-01-03 | 2021-07-06 | 广州汽车集团股份有限公司 | Hydrogen tank valve protection support and fuel cell car |
| CN113074314B (en) * | 2020-01-03 | 2024-04-23 | 广州汽车集团股份有限公司 | Hydrogen tank valve protection support and fuel cell car |
| CN111412386A (en) * | 2020-05-08 | 2020-07-14 | 长春致远新能源装备股份有限公司 | L NG air supply system gas cylinder is with new material guard circle structure and with gas cylinder connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |