CN208950728U - The needle valve assembly of the adaptive switched carburetor of double fuel - Google Patents
The needle valve assembly of the adaptive switched carburetor of double fuel Download PDFInfo
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- CN208950728U CN208950728U CN201821131208.7U CN201821131208U CN208950728U CN 208950728 U CN208950728 U CN 208950728U CN 201821131208 U CN201821131208 U CN 201821131208U CN 208950728 U CN208950728 U CN 208950728U
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Abstract
The utility model relates to a kind of needle valve assemblies of the adaptive switched carburetor of double fuel, belong to the accessory of the adaptive switched carburetor of double fuel.The needle valve assembly includes needle seating, needle-valve, needle-valve reset spring, oil removal diaphragm and intermediate press plate；Fuel feed hole and valve opening are provided on the needle seating；The needle-valve is threaded through on needle seating, and the upper end of the needle-valve can block on valve opening, and the needle-valve reset spring is nested in the periphery of needle-valve, to drive needle-valve to reset；The circumference of the oil removal diaphragm is pressed on the lower ending opening of needle seating through intermediate press plate, and mandril perforation is offered in the middle part of the intermediate press plate.The needle valve assembly and the mates such as shell and needle-valve driving assembly of the utility model, can be made into the adaptive switched carburetor of double fuel.
Description
Technical field
The utility model relates to a kind of needle valve assemblies of the adaptive switched carburetor of double fuel, belong to the dual-purpose carburetor of Novel oil gas
Accessory.The utility model is application No. is 201820566405.5, and the applying date is on 04 20th, 2018, entitled " digital
The divisional application of the utility model patent of the adaptive switched carburetor of generator double fuel and its bottom cup ".
Background technique
Currently, oil-gas two-way carburetor on the market in oil-gas switch, needs to carry out the switch motion of multiple steps
It can complete the purpose of oil-gas switch.Such as: it is switched to from oil condition with gaseity, it is logical to need to be turned off manually supplying oil of carburetor
Road, then manually opened carburetor supplies access again, not only operates so more troublesome, but also needs in strict accordance with successive
Sequence operates, if sequence error, influences whether the normal work of engine.In order to simplify operation and prevent maloperation to
Engine work bring influences, it would be desirable to design a kind of carburettor that can be realized automatic switchover and its match
Part.
Utility model content
Based on the above issues, the utility model provides a kind of needle valve assembly of adaptive switched carburetor of double fuel, it and shell
And the mates such as needle-valve driving assembly, it can be made into the adaptive switched carburetor of double fuel.
For achieving the above object, the technical solution of the utility model is: a kind of needle of the adaptive switched carburetor of double fuel
Valve module, the needle valve assembly include needle seating, needle-valve, needle-valve reset spring, oil removal diaphragm and intermediate press plate；The needle seating
On be provided with fuel feed hole and valve opening；The needle-valve is threaded through on needle seating, and the upper end of the needle-valve can block on valve opening,
The needle-valve reset spring is nested in the periphery of needle-valve, to drive needle-valve to reset；The circumference of the oil removal diaphragm is through intermediate pressure
Plate is pressed on the lower ending opening of needle seating, and mandril perforation is offered in the middle part of the intermediate press plate.
Preferably, the needle seating is threaded through on the shell between float chamber and atmospheric equilibrium gas chamber, is located in float chamber
Needle seating on be provided with fuel feed hole and valve opening.
Preferably, sealing ring is provided between the needle seating mounting hole on the needle seating and shell.
Preferably, needle seating upper end outer wall is provided with external screw thread, to be connected with the main oil well of carburetor body
It connects.
Preferably, the upper side of the intermediate press plate is provided with upper flange, to be socketed with the lower ending opening of needle seating.
Preferably, the circumference of the intermediate press plate is provided with atmospheric equilibrium hole.
Preferably, the surrounding of the intermediate press plate is paid on mounting flange ring on the inner wall of the housing through spiro connecting piece lock.
The first elongation technology scheme of the utility model is: a kind of adaptive switched bottom cup of double fuel, the double fuel are adaptive switched
Bottom cup includes shell and the needle valve assembly and needle-valve driving assembly that are mounted on shell,
The shell is respectively float chamber, atmospheric equilibrium gas chamber and air-pressure chamber from top to bottom；
The needle valve assembly includes needle seating, needle-valve, needle-valve reset spring, oil removal diaphragm and intermediate press plate；The needle-valve
Seat be threaded through on the shell between float chamber and atmospheric equilibrium gas chamber, be provided on the indoor needle seating of float fuel feed hole and
Valve opening；The needle-valve is threaded through on needle seating, and the upper end of the needle-valve can block on valve opening, the needle-valve reset spring
It is nested in the periphery of needle-valve, to drive needle-valve to reset；It opens the lower end that the oil removal diaphragm is pressed on needle seating through intermediate press plate
On mouth, mandril perforation is offered in the middle part of the intermediate press plate, the circumference of the intermediate press plate is provided with atmospheric equilibrium hole, described
Atmospheric equilibrium hole is also equipped on the side wall of shell；
The needle-valve driving assembly includes mandril, mandril reset spring, trapping diaphragm and bottom cover；The upper end of institute's mandril passes through
Mandril perforation on intermediate press plate, and the activity space that the upper-end part of driving of institute's mandril is constituted in oil removal diaphragm and intermediate press plate
In, the lower end of the mandril is connected with trapping diaphragm, and the trapping diaphragm is compressed through bottom cover on the lower ending opening of shell, described
Gas inlet duct is provided in the middle part of bottom cover.
The second elongation technology scheme of the utility model is: a kind of adaptive switched carburetor of double fuel, it is by above-mentioned pair
Made of the needle valve assembly and the assembling fittings such as needle valve assembly and needle-valve driving assembly of the adaptive switched carburetor of fuel, it is dexterously
Using the gas pressure of combustion gas, gas pressure is converted to the power for blocking oil circuit, and directly drives needle valve movement by mandril,
Its automatic switchover movement is more reliable, sensitiveer.
The adaptive switched carburetor of double fuel, including carburetor body and the adaptive switched bottom cup of double fuel, the double fuel is certainly
Switching bottom cup includes shell and is mounted on the intracorporal needle valve assembly of shell and needle-valve driving assembly, the top of the needle-valve driving assembly
The oil removal diaphragm and needle-valve of the direct pushing tow needle valve assembly of bar, the needle-valve is arranged on oil supply gallery, thus auto-controlled oil supplying
The on-off in channel.
In particular, the adaptive switched carburetor of digital electricity generating double fuel of the utility model, including carburetor body and double
The adaptive switched bottom cup of fuel, the adaptive switched bottom cup of double fuel is including shell and is mounted on the intracorporal needle valve assembly of shell and needle-valve drive
Dynamic component；
The shell is respectively float chamber, atmospheric equilibrium gas chamber and air-pressure chamber from top to bottom；
The needle valve assembly includes needle seating, needle-valve, needle-valve reset spring, oil removal diaphragm and intermediate press plate；The needle-valve
Seat be threaded through on the shell between float chamber and atmospheric equilibrium gas chamber, be provided on the indoor needle seating of float fuel feed hole and
Valve opening；The needle-valve is threaded through on needle seating, and the upper end of the needle-valve can block on valve opening, the needle-valve reset spring
It is nested in the periphery of needle-valve, to drive needle-valve to reset；It opens the lower end that the oil removal diaphragm is pressed on needle seating through intermediate press plate
On mouth, mandril perforation is offered in the middle part of the intermediate press plate, the circumference of the intermediate press plate is provided with atmospheric equilibrium hole, described
Atmospheric equilibrium hole is also equipped on the side wall of shell；
The needle-valve driving assembly includes mandril, mandril reset spring, trapping diaphragm and bottom cover；The upper end of institute's mandril passes through
Mandril perforation on intermediate press plate, and the activity space that the upper-end part of driving of institute's mandril is constituted in oil removal diaphragm and intermediate press plate
In, the lower end of the mandril is connected with trapping diaphragm, and the trapping diaphragm is compressed through bottom cover on the lower ending opening of shell, described
Gas inlet duct is provided in the middle part of bottom cover.
The utility model is to agitate trapping diaphragm upwards using the gas pressure of combustion gas, drives the upward pushing tow needle of mandril
Valve blocks the upper end of needle-valve on the valve opening of needle seating, to achieve the purpose that cut off supplying oil of carburetor channel.When combustion gas quilt
When cutting, mandril resets under the action of mandril reset spring, while needle-valve resets under the action of needle-valve reset spring, carburetion
Device oil supply gallery restores fuel feeding again.Therefore, as long as the gas supply for automatically switching carburetor whether gas supply of control combustion gas
Or oil supply gallery.
Preferably, needle seating upper end outer wall is provided with external screw thread, to be connected with the main oil well of carburetor body
It connects.
Preferably, sealing ring is provided between the needle seating and the needle seating mounting hole of shell.
Preferably, the upper side of the intermediate press plate is provided with upper flange, to be socketed with the lower ending opening of needle seating.
Preferably, the surrounding of the intermediate press plate is paid on mounting flange ring on the inner wall of the housing through spiro connecting piece lock.
Preferably, the bottom cover is paid on the lower ending opening of shell through spiro connecting piece lock.
The utility model has the beneficial effects that: it and the mates such as shell and needle-valve driving assembly, can be made into double
The adaptive switched carburetor of fuel.
The adaptive switched bottom cup of the double fuel of the utility model is an independent cell cube, and the fit tolerance of key fitment is wanted
Ask mutually indepedent with carburetor body, especially needle seating and needle-valve completely on the cup of double fuel adaptive switched bottom, not with carburetor
Ontology generates direct matching relationship, will not lead to the problem of with carburetor body unmatched.
The adaptive switched carburetor of the double fuel of the utility model is to agitate trapping diaphragm upwards using the gas pressure of combustion gas,
The upward pushing tow needle-valve of mandril is driven, blocks the upper end of needle-valve on the valve opening of needle seating, to reach cutting supplying oil of carburetor
The purpose in channel.When stopping being cut off for combustion gas or combustion gas, trapping diaphragm loses air pressure support, and mandril is in mandril reset spring
Under the action of reset, while needle-valve resets under the action of needle-valve reset spring, and fuel feeding is restored in supplying oil of carburetor channel again.Cause
This, as long as automatically switching the gas supply or oil supply gallery of carburetor whether the gas supply of control combustion gas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the needle valve assembly of the adaptive switched carburetor of double fuel in embodiment.
Fig. 2 is the structural schematic diagram of the adaptive switched bottom cup of double fuel in embodiment.
Fig. 3 is the structural schematic diagram of the adaptive switched carburetor of digital electricity generating double fuel in embodiment.
Label declaration: the adaptive switched bottom cup 3- shell 4- needle valve assembly of 1- carburetor body 2- double fuel
5- needle-valve driving assembly 6- float chamber 7- atmospheric equilibrium gas chamber 8- air-pressure chamber 9- needle seating 10- needle-valve
11- needle-valve reset spring 12- oil removal diaphragm 13- intermediate press plate 14- fuel feed hole 15- valve opening 16- mandril
Perforation 17- atmospheric equilibrium hole 18- atmospheric equilibrium hole 19- mandril 20- mandril reset spring 21- trapping film
Piece 22- bottom cover 23- gas inlet duct 24- sealing ring.
Specific embodiment
In order to enable the utility model above-mentioned technology contents and construction features more easily by this field general technology people
Member is understood, with reference to the accompanying drawing with technical essential to the application further instruction.
Embodiment 1
As shown in Figure 1, the needle valve assembly 4 of the adaptive switched carburetor of the double fuel of the utility model includes needle seating 9, needle-valve
10, needle-valve reset spring 11, oil removal diaphragm 12 and intermediate press plate 13；Fuel feed hole 14 and valve opening 15 are provided on the needle seating 9；
The 9 upper end outer wall of needle seating is provided with external screw thread, to be connected with the main oil well of carburetor body.It is described when installation
Needle seating 9 is threaded through on the shell 3 between float chamber 6 and atmospheric equilibrium gas chamber 7, the needle seating 9 and the needle seating on shell 3
Sealing ring 24 is provided between mounting hole, the fuel feed hole 14 and valve opening 15 on needle seating 9 are located in float chamber 6.
The needle-valve 10 is threaded through on needle seating 9, and the upper end of the needle-valve 10 can block on valve opening 15, the needle
Valve reset spring 11 is nested in the periphery of needle-valve 10, to drive needle-valve 10 to reset downwards；The circumference of the oil removal diaphragm 12 passes through
Intermediate press plate 13 is pressed on the lower ending opening of needle seating 9, and the middle part of the intermediate press plate 13 offers mandril perforation 16, described
The upper side of intermediate press plate 13 is provided with upper flange, to be socketed with the lower ending opening of needle seating 9.The week of the intermediate press plate 13
Portion is provided with atmospheric equilibrium hole 17.The surrounding of the intermediate press plate 13 pays the mounting flange ring in 3 inner wall of shell through spiro connecting piece lock
On.
Embodiment 2
As shown in Figure 1, Figure 2 and Figure 3, a kind of adaptive switched bottom cup of double fuel includes shell 3 and the needle-valve being mounted on shell
Component 4 and needle-valve driving assembly 5.
As shown in Figure 1, Figure 2 and Figure 3, the shell 3 is respectively float chamber 6, atmospheric equilibrium gas chamber 7 and air pressure from top to bottom
Room 8；
As shown in Figure 1, Figure 2 and Figure 3, the needle valve assembly 4 include needle seating 9, needle-valve 10, needle-valve reset spring 11, every
Oil film piece 12 and intermediate press plate 13；The needle seating 9 is threaded through on the shell 3 between float chamber 6 and atmospheric equilibrium gas chamber 7, position
In being provided with fuel feed hole 14 and valve opening 15 on the needle seating in float chamber 6；The 9 upper end outer wall of needle seating is provided with outer spiral shell
Line, to be connected with the main oil well of carburetor body 1.It is provided between the needle seating 9 and the needle seating mounting hole of shell
Sealing ring 24.The needle-valve 10 is threaded through on needle seating 9, and the upper end of the needle-valve 10 can block on valve opening 15, described
Needle-valve reset spring 11 is nested in the periphery of needle-valve 10, to drive needle-valve to reset；The oil removal diaphragm 12 is through intermediate press plate 13
It is pressed on the lower ending opening of needle seating 9, the middle part of the intermediate press plate 13 offers mandril perforation 16, the intermediate press plate 13
Circumference be provided with atmospheric equilibrium hole 17, atmospheric equilibrium hole 18 is also equipped on the side wall of the shell；The intermediate press plate 13
Upper side be provided with upper flange, so as to the lower ending opening of needle seating be socketed.The circumference of the intermediate press plate 13 is through spiro connecting piece
Lock is paid on mounting flange ring on the inner wall of the housing, so that entire needle valve assembly 4 to be mounted in shell 3.
As shown in Figure 1, Figure 2 and Figure 3, the needle-valve driving assembly 5 includes mandril 19, mandril reset spring 20, trapping film
Piece 21 and bottom cover 22；The upper end of institute's mandril 19 passes through the mandril perforation 16 on intermediate press plate 13, and the upper end of institute's mandril 19
In the activity space that oil removal diaphragm 12 and intermediate press plate 13 are constituted, the lower end of the mandril 19 is connected with trapping diaphragm 21
It connects, the trapping diaphragm 21 is compressed through bottom cover 22 on the lower ending opening of shell 3, and the middle part of the bottom cover 22 is provided with gas inlet
Duct 23.The circumference of the bottom cover 22 is paid on the lower ending opening of shell 3 through spiro connecting piece lock.
Double fuel adaptive switched bottom cup is to agitate trapping diaphragm 21 upwards using the gas pressure of combustion gas, drive mandril 19 to
Upper pushing tow needle-valve 10 blocks the upper end of needle-valve 10 on the valve opening 15 of needle seating 9, to reach cutting supplying oil of carburetor channel
Purpose.When combustion gas is cut off, mandril 19 resets under the action of mandril reset spring 21, while needle-valve 10 is resetted in needle-valve
It is resetted under the action of spring 11, fuel feeding is restored in supplying oil of carburetor channel again.It therefore, as long as can whether controlling the gas supply of combustion gas
To automatically switch the gas supply or oil supply gallery of carburetor.
Embodiment 3
As shown in Figure 1, Figure 2 and Figure 3, a kind of adaptive switched carburetor of digital electricity generating double fuel includes 1 He of carburetor body
Double fuel adaptive switched bottom cup 2, the adaptive switched bottom cup 2 of double fuel include shell 3 and the needle valve assembly 4 being mounted on shell 3 with
And needle-valve driving assembly 5, the oil removal diaphragm 12 and needle-valve of the direct pushing tow needle valve assembly 4 of mandril 19 of the needle-valve driving assembly 5
10, thus the on-off in auto-controlled oil supplying channel.
In particular, the adaptive switched carburetor of digital electricity generating double fuel includes carburetor body 1 and the adaptive switched bottom of double fuel
Cup 2, the adaptive switched bottom cup 2 of double fuel include shell 3 and are mounted on the intracorporal needle valve assembly 4 of shell and needle-valve driving assembly 5；
As shown in Figure 1, Figure 2 and Figure 3, respectively float chamber 6, atmospheric equilibrium gas chamber 7 are gentle from top to bottom in the shell 3
Pressure chamber 8.
As shown in Figure 1, Figure 2 and Figure 3, the needle valve assembly 4 include needle seating 9, needle-valve 10, needle-valve reset spring 11, every
Oil film piece 12 and intermediate press plate 13；The needle seating 9 is threaded through on the shell 3 between float chamber 6 and atmospheric equilibrium gas chamber 7, position
In being provided with fuel feed hole 14 and valve opening 15 on the needle seating in float chamber 6；The 9 upper end outer wall of needle seating is provided with outer spiral shell
Line, to be connected with the main oil well of carburetor body 1.It is provided between the needle seating 9 and the needle seating mounting hole of shell
Sealing ring 24.The needle-valve 10 is threaded through on needle seating 9, and the upper end of the needle-valve 10 can block on valve opening 15, described
Needle-valve reset spring 11 is nested in the periphery of needle-valve 10, to drive needle-valve to reset；The oil removal diaphragm 12 is through intermediate press plate 13
It is pressed on the lower ending opening of needle seating 9, the middle part of the intermediate press plate 13 offers mandril perforation 16, the intermediate press plate 13
Circumference be provided with atmospheric equilibrium hole 17, atmospheric equilibrium hole 18 is also equipped on the side wall of the shell；The intermediate press plate 13
Upper side be provided with upper flange, so as to the lower ending opening of needle seating be socketed.The circumference of the intermediate press plate 13 is through spiro connecting piece
Lock is paid on mounting flange ring on the inner wall of the housing, so that entire needle valve assembly 4 to be mounted in shell 3.
As shown in Figure 1, Figure 2 and Figure 3, the needle-valve driving assembly 5 includes mandril 19, mandril reset spring 20, trapping film
Piece 21 and bottom cover 22；The upper end of institute's mandril 19 passes through the mandril perforation 16 on intermediate press plate 13, and the upper end of institute's mandril 19
In the activity space that oil removal diaphragm 12 and intermediate press plate 13 are constituted, the lower end of the mandril 19 is connected with trapping diaphragm 21
It connects, the trapping diaphragm 21 is compressed through bottom cover 22 on the lower ending opening of shell 3, and the middle part of the bottom cover 22 is provided with gas inlet
Duct 23.The circumference of the bottom cover 22 is paid on the lower ending opening of shell 3 through spiro connecting piece lock.
The adaptive switched carburetor of digital electricity generating double fuel is to agitate trapping diaphragm 21 upwards using the gas pressure of combustion gas,
The upward pushing tow needle-valve 10 of mandril 19 is driven, blocks the upper end of needle-valve 10 on the valve opening 15 of needle seating 9, to reach cuttingization
The purpose of oily device oil supply gallery.When combustion gas is cut off, mandril 19 resets under the action of mandril reset spring 21, while needle-valve
10 reset under the action of needle-valve reset spring 11, and fuel feeding is restored in supplying oil of carburetor channel again.Therefore, as long as controlling combustion gas
Gas supply or not it can automatically switch the gas supply or oil supply gallery of carburetor.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are included in the scope of patent protection of the utility model.
Claims (7)
1. a kind of needle valve assembly of the adaptive switched carburetor of double fuel, it is characterised in that: the needle valve assembly includes needle seating, needle
Valve, needle-valve reset spring, oil removal diaphragm and intermediate press plate；Fuel feed hole and valve opening are provided on the needle seating；The needle-valve is worn
It is located on needle seating, the upper end of the needle-valve can block on valve opening, and the needle-valve reset spring is nested in the outer of needle-valve
Week, to drive needle-valve to reset；The circumference of the oil removal diaphragm is pressed on the lower ending opening of needle seating through intermediate press plate, described
Mandril perforation is offered in the middle part of intermediate press plate.
2. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1, it is characterised in that: the needle seating is worn
It is located on the shell between float chamber and atmospheric equilibrium gas chamber, is provided with fuel feed hole and valve on the indoor needle seating of float
Hole.
3. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1 or 2, it is characterised in that: the needle-valve
Sealing ring is provided between needle seating mounting hole on seat and shell.
4. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1, it is characterised in that: on the needle seating
End outer wall is provided with external screw thread, to be connected with the main oil well of carburetor body.
5. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1, it is characterised in that: the intermediate press plate
Upper side be provided with upper flange, so as to the lower ending opening of needle seating be socketed.
6. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1, it is characterised in that: the intermediate press plate
Circumference be provided with atmospheric equilibrium hole.
7. the needle valve assembly of the adaptive switched carburetor of double fuel according to claim 1, it is characterised in that: the intermediate press plate
Surrounding paid on mounting flange ring on the inner wall of the housing through spiro connecting piece lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821131208.7U CN208950728U (en) | 2018-04-20 | 2018-04-20 | The needle valve assembly of the adaptive switched carburetor of double fuel |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821131208.7U CN208950728U (en) | 2018-04-20 | 2018-04-20 | The needle valve assembly of the adaptive switched carburetor of double fuel |
| CN201820566405.5U CN208564801U (en) | 2018-04-20 | 2018-04-20 | The adaptive switched carburetor of digital electricity generating double fuel and its bottom cup |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820566405.5U Division CN208564801U (en) | 2018-04-20 | 2018-04-20 | The adaptive switched carburetor of digital electricity generating double fuel and its bottom cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208950728U true CN208950728U (en) | 2019-06-07 |
Family
ID=65211188
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821131206.8U Active CN208474513U (en) | 2018-04-20 | 2018-04-20 | The needle-valve driving assembly of the adaptive switched carburetor of double fuel |
| CN201820566405.5U Active CN208564801U (en) | 2018-04-20 | 2018-04-20 | The adaptive switched carburetor of digital electricity generating double fuel and its bottom cup |
| CN201821131207.2U Active CN209212405U (en) | 2018-04-20 | 2018-04-20 | The shell of the adaptive switched carburetor of double fuel |
| CN201821131208.7U Active CN208950728U (en) | 2018-04-20 | 2018-04-20 | The needle valve assembly of the adaptive switched carburetor of double fuel |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821131206.8U Active CN208474513U (en) | 2018-04-20 | 2018-04-20 | The needle-valve driving assembly of the adaptive switched carburetor of double fuel |
| CN201820566405.5U Active CN208564801U (en) | 2018-04-20 | 2018-04-20 | The adaptive switched carburetor of digital electricity generating double fuel and its bottom cup |
| CN201821131207.2U Active CN209212405U (en) | 2018-04-20 | 2018-04-20 | The shell of the adaptive switched carburetor of double fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN208474513U (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622876A (en) * | 2019-02-28 | 2020-09-04 | 华益机电有限公司 | Fuel supply system and flameout fuel cut-off device thereof |
| CN109931187A (en) * | 2019-04-24 | 2019-06-25 | 福建省大立通用机电制造有限公司 | A kind of novel gas chamber on oil-gas two-way carburetor |
| CN113048241B (en) * | 2019-12-27 | 2021-12-31 | 中国科学院沈阳自动化研究所 | Air inlet float valve for ocean robot |
| CN214145682U (en) * | 2021-01-29 | 2021-09-07 | 重庆润通科技有限公司 | Dual-fuel oil-gas automatic switching transmission device |
-
2018
- 2018-04-20 CN CN201821131206.8U patent/CN208474513U/en active Active
- 2018-04-20 CN CN201820566405.5U patent/CN208564801U/en active Active
- 2018-04-20 CN CN201821131207.2U patent/CN209212405U/en active Active
- 2018-04-20 CN CN201821131208.7U patent/CN208950728U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN208564801U (en) | 2019-03-01 |
| CN209212405U (en) | 2019-08-06 |
| CN208474513U (en) | 2019-02-05 |
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