CN208396840U - A kind of feeding pressure stabilizing device - Google Patents
A kind of feeding pressure stabilizing device Download PDFInfo
- Publication number
- CN208396840U CN208396840U CN201721280741.5U CN201721280741U CN208396840U CN 208396840 U CN208396840 U CN 208396840U CN 201721280741 U CN201721280741 U CN 201721280741U CN 208396840 U CN208396840 U CN 208396840U
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- CN
- China
- Prior art keywords
- oil
- carburetor
- valve
- needle
- float
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- 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 - Fee Related
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- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Abstract
The utility model belongs to technical field of engines, is related to a kind of feeding pressure stabilizing device.Including engine housing, the engine housing is internally provided with a carburetor, and the carburetor is internally provided with an annular float, is internally connected with an oil inlet pipe in engine housing, one end of the annular float is equipped with one for controlling the needle-valve of oil inlet, and the oil inlet pipe is adapted with needle-valve.Because the fuel oil inside carburetor oil cup is controlled by a float, a needle-valve is connected on float, when oil mass is lower than float in carburetor, float will be fallen, and needle-valve is opened, fuel oil goes immediately into carburetor, fuel oil to it is a certain amount of when, float floats, needle-valve close, fuel oil is not entering, to guarantee that the fuel oil in carburetor is a certain amount of always.Solenoid valve directly connects carburetor oil cup bottom, also ensures that the fuel pressure in solenoid valve balances unanimously always, while also eliminating the external device for increasing balance oil pressure.
Description
Technical field
The utility model belongs to technical field of engines, is related to a kind of feeding pressure stabilizing device.
Background technique
Engine charge bend pipe solenoid valve fuel feeding needs a stable pressure, to guarantee that solenoid valve oil inlet quantity is controllable.When
When pressure is big, solenoid valve oil inlet quantity will be increased, otherwise pressure hour, and oil inlet quantity will be reduced.
Summary of the invention
For above-mentioned defect existing in the prior art, the purpose of the utility model is to provide a kind of simple pressure of structure
Stabilising arrangement.
Purpose of the utility model is realized as follows:
A kind of feeding pressure stabilizing device, including engine housing, the engine housing is internally provided with a carburetor, described
Carburetor is internally provided with an annular float, is internally connected with an oil inlet pipe, one end of the annular float in engine housing
One is equipped with for controlling the needle-valve of oil inlet, the oil inlet pipe is adapted with needle-valve.
In the present invention, the annular float is rotatably connected on engine housing by fixing axle.
In the present invention, one is cased with outside the needle-valve for sealing the sealing shroud of oil inlet pipe.
In the present invention, the carburetor includes casing, cable quadrant and spindle, and mixing is provided in the casing
Room and oil-through-hole, the mixing chamber are provided with air intlet and air outlet slit, and the oil-through-hole top is provided with nozzle, the spray
Mouth is connected to the mixing chamber, and the oil-through-hole bottom end is provided with fuel feed hole, and the cable quadrant is rotationally connected in the casing
And it is located at the top of the mixing chamber, the first drag-line and the second drag-line are wound on the cable quadrant, the casing inner wall is corresponding
The position of the cable quadrant is provided with the first mounting hole and the second mounting hole, and one end of first drag-line is fixedly connected on described
In first mounting hole, one end of second drag-line is fixedly connected in second mounting hole, is additionally provided in the casing
For the torsional spring that the cable quadrant resets, the spindle bottom end passes through the nozzle and protrudes into the oil-through-hole, the spindle
Can the nozzle described in the driving lower edge of first drag-line axially reciprocating.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
Because the fuel oil inside carburetor oil cup is controlled by a float, a needle-valve, working as are connected on float
When oil mass is lower than float in oily device, float will be fallen, and needle-valve is opened, and fuel oil goes immediately into carburetor, and fuel oil is to centainly
When amount, float floats, and needle-valve is closed, and fuel oil is not entering, to guarantee that the fuel oil in carburetor is a certain amount of always.Electromagnetism
Valve directly connects carburetor oil cup bottom, also ensures that the fuel pressure in solenoid valve balances unanimously always, while also saving
The external device for increasing balance oil pressure.
Detailed description of the invention
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the partial structurtes schematic diagram one of the utility model.
Fig. 3 is the partial structurtes schematic diagram two of the utility model.
Fig. 4 is the carburetor structure schematic diagram one of the utility model.
Fig. 5 is the carburetor structure schematic diagram two of the utility model.
Fig. 6 is the carburetor structure schematic diagram three of the utility model.
Meaning represented by figure label: 1- engine housing；3- carburetor；12- annular float；
13- needle-valve；14- fixing axle；15- sealing shroud；100- casing；110- mixing chamber；
200- cable quadrant；The first drag-line of 210-；The second drag-line of 220-；The first mounting hole of 300-；
The second mounting hole of 400-；500- spindle；600- nozzle.
Specific embodiment
The utility model is described further with specific embodiment below, as shown in figures 1 to 6.
A kind of feeding pressure stabilizing device, including engine housing 1, the engine housing 1 are internally provided with a carburetor 3,
The carburetor 3 is internally provided with an annular float 12, is internally connected with an oil inlet pipe in engine housing 1, the annular is floating
One end of son 12 is equipped with one for controlling the needle-valve 13 of oil inlet, and the oil inlet pipe is adapted with needle-valve 13, and annular float 12 is logical
Fixing axle 14 is crossed to be rotatably connected on engine housing 1.
It is cased with one outside the needle-valve 13 for sealing the sealing shroud 15 of oil inlet pipe, when annular float 12 floats, drives
Needle-valve 13 is in turn sealed oil inlet pipe with movable sealing sleeve 15, and oil inlet pipe is not giving engine oil, when oil is few in engine
When annular float 12 decline, needle-valve 13 with movable sealing sleeve 15 decline make sealing shroud 15 be detached from oil inlet pipe, to engine interior
Carry out oil supply.
An annular float 12 is additionally provided with inside the engine housing 1, the annular float 12 is arranged in carburetor 3
Lower part, one end of the annular float 12 are equipped with one for controlling the needle-valve 13 of oil inlet；Annular float 12 passes through fixing axle 14
It is rotatably connected on engine housing 1, because the fuel oil inside 3 lubricating cup of carburetor is controlled by an annular float 12, ring
A needle-valve 13 is connected on shape float 12, when oil mass is lower than annular float 12 in carburetor, floating annular float 12 will be fallen
Under, needle-valve 13 is opened, and fuel oil goes immediately into carburetor 3, fuel oil to it is a certain amount of when, annular float 12 floats, the pass of needle-valve 13
Close, fuel oil is not entering, thus guarantee the fuel oil in carburetor 3 be always it is a certain amount of, solenoid valve directly connects the oil of carburetor 3
Bottom of a cup portion also ensures that the fuel pressure in solenoid valve balances unanimously always, while also eliminating external increase and balancing oil pressure
Device.
In the present invention, oil-through-hole is integrally cylindrical and is vertically arranged at 110 lower section of mixing chamber, oil-through-hole top
End is provided with nozzle 600, nozzle 600 is cylindrical and outer wall on be provided with positioning ring, the top of oil-through-hole is provided with and positions
The positioning table of ring cooperation, with the fixed and positioned of side nozzle 600.600 lower end of nozzle is oil inlet end, and upper end is oil outlet, fuel-displaced
End is connected to mixing chamber 110.Oil-through-hole bottom end is provided with fuel feed hole, and the section of fuel feed hole is circle.Cable quadrant 200 is rotatablely connected
In the top in casing 100 and positioned at mixing chamber 110.The mode of rotation connection has very much, and in the present embodiment, cable quadrant 200 is adopted
It is connected in casing 100 with shaft.Specifically, shaft is provided in casing 100, the both ends of shaft are respectively fixedly connected in machine
On the inner wall of shell 100.Cable quadrant 200 includes support cylinder and the ring baffle being respectively arranged in support cylinder.Support cylinder
Inner wall both ends mounting hole is respectively set, rolling bearing, the outer ring of rolling bearing and mounting hole are provided in two mounting holes
Interference fit, to guarantee the stability of rolling bearing installation, the inner hole of rolling bearing and the outer wall gap of shaft, so as to shaft energy
It is enough easily to run through support cylinder.Two ring baffles are shaped in the both ends of support cylinder respectively, two ring baffles
Drag-line accommodating chamber is collectively formed in inner wall and the outer wall of support cylinder.The first drag-line 210 and second is provided in drag-line accommodating chamber to draw
Rope 220, the first drag-line 210 and the second drag-line 220 are wound in respectively on the outer wall of the support cylinder on cable quadrant 200.
The position that 100 inner wall of casing corresponds to cable quadrant 200 is provided with the first mounting hole 300 and the second mounting hole 400, and first
Mounting hole 300 and the second mounting hole 400 are cylindrical hole.The both ends of first drag-line 210 and the second drag-line 220 are respectively freely
End and fixing end.Wherein, the fixing end of the first drag-line 210 is fixedly connected in the first mounting hole 300, and free end upwardly extends
And for connecting with the handle of motorcycle, when swing handle, free end is elevated, so that cable quadrant 200 be driven to rotate.
The fixing end of second drag-line 220 is fixedly connected in the second mounting hole 400, free end and the first drag-line 210 from
It is equally connect with the handle of motorcycle by holding, to be pulled.Further, in this embodiment the fixing end of the second drag-line 220
It is detachably connected in the second mounting hole 400.It is to facilitate the second drag-line 220 using the purpose being detachably connected
The connection and disassembly of fixing end, so as to the I& M of entire carburetor.
Further, the mode being detachably connected has very much, and in the present embodiment, the fixing end of the second drag-line 220 uses spiral shell
The mode of line connection is connected in the second mounting hole 400.Specifically, the fixing end of the second drag-line 220 is provided with thread head, screw thread
It is cylindrical and including smooth department and threaded portion, it is provided with perforation on smooth department, the fixing end of the second drag-line 220 passes through above-mentioned
It is fixedly connected after perforation with itself.
Threaded hole is provided on the inner wall of second mounting hole 400, above-mentioned threaded hole is matched with threaded portion, in this way, second draws
The fixing end of rope 220 by above-mentioned thread head is screwed lock above-mentioned threaded hole can be realized it is removable with the second mounting hole 400
Unload connection.When needing to remove, opposite direction rotary screwing thread head can pacify the thread head of the fixing end of the second drag-line 220 from second
It fills in hole 400 and takes out.
Certainly, it should be noted that in other embodiments, the fixing end of the second drag-line 220 can also pass through its other party
Formula is connected in the second mounting hole 400, for example is connected by wire line hitch.Specifically, wire line hitch is fixedly installed in the second peace
It fills in hole 400, after the fixing end of the second drag-line 220 passes through the lock chamber of wire line hitch, tightens wire line hitch, it can be by second
Drag-line 220 is connected in the second mounting hole 400, easy to operate.
Further, be additionally provided in casing 100 for cable quadrant 200 reset torsional spring, torsional spring include torsional spring ontology and
Two support arms, two support arms are respectively first support arm and second support arm, and torsional spring ontology is sheathed in shaft, and first support arm resists machine
100 inner wall of shell, second support arm resist cable quadrant 200, to be always that cable quadrant 200 applies a restoring force, so that cable quadrant
200 in vehicle deceleration or parking, may return to initial position.
Spindle 500 is whole in cone, and outer diameter is sequentially reduced from top to bottom.Spindle 500 is vertically arranged at casing 100
It is interior, and its top is connect with the first drag-line 210, bottom end passes through the inner hole of nozzle 600 and protrudes into oil-through-hole.Spindle 500 can be
Along the axially reciprocating of nozzle 600 under the driving of first drag-line 210, during above-mentioned reciprocating motion, due to spindle 500
It is in cone, the outer diameter at each of which position is different, therefore the gap between spindle 500 and nozzle 600 is also continuous
Variation, and the size in the gap between spindle 500 and nozzle 600 decides the size of oil pump capacity, i.e. the size meeting of oil pump capacity
As the movement of spindle 500 constantly changes, here it is the principles that carburetor adjusts oil pump capacity.
Working principle of the utility model is: the fuel oil inside carburetor oil cup is controlled by a float, on float
Be connected with a needle-valve, when in carburetor oil mass be lower than float when, float will be fallen, needle-valve open, fuel oil will immediately into
Enter carburetor, fuel oil to it is a certain amount of when, float floats, and needle-valve is closed, and fuel oil is not entering, to guarantee the fuel oil in carburetor
It always is a certain amount of.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (2)
1. a kind of feeding pressure stabilizing device, which is characterized in that including engine housing (1), setting inside the engine housing (1)
Have a carburetor (3), the carburetor (3) is internally provided with an annular float (12), and the annular float (12) passes through fixation
Axis (14) is rotatably connected on engine housing (1)；It is internally connected with an oil inlet pipe in engine housing (1), the annular is floating
The one end of sub (12) is equipped with one for controlling the needle-valve (13) of oil inlet, and one is cased with outside the needle-valve (13) for sealing oil inlet
The sealing shroud (15) of pipe, the oil inlet pipe are adapted with needle-valve (13).
2. feeding pressure stabilizing device according to claim 1, which is characterized in that the carburetor (3) include casing (100),
Cable quadrant (200) and spindle (500), the casing (100) is interior to be provided with mixing chamber (110) and oil-through-hole, the mixing chamber
(110) it is provided with air intlet and air outlet slit, the oil-through-hole top is provided with nozzle (600), the nozzle (600) and institute
Mixing chamber (110) connection is stated, the oil-through-hole bottom end is provided with fuel feed hole, and the cable quadrant (200) is rotationally connected with the machine
In shell (100) and it is located at the top of the mixing chamber (110), the first drag-line (210) and the is wound on the cable quadrant (200)
Two drag-lines (220), the position that casing (100) inner wall corresponds to the cable quadrant (200) be provided with the first mounting hole (300) and
Second mounting hole (400), one end of first drag-line (210) are fixedly connected in first mounting hole (300), and described the
One end of two drag-lines (220) is fixedly connected in second mounting hole (400), is additionally provided with and is used in the casing (100)
The torsional spring that the cable quadrant (200) resets, spindle (500) bottom end pass through the nozzle (600) and protrude into the oil-through-hole
It is interior, the spindle (500) can the nozzle (600) described in the driving lower edge of first drag-line (210) axially reciprocating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280741.5U CN208396840U (en) | 2017-09-30 | 2017-09-30 | A kind of feeding pressure stabilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280741.5U CN208396840U (en) | 2017-09-30 | 2017-09-30 | A kind of feeding pressure stabilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208396840U true CN208396840U (en) | 2019-01-18 |
Family
ID=65065318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721280741.5U Expired - Fee Related CN208396840U (en) | 2017-09-30 | 2017-09-30 | A kind of feeding pressure stabilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208396840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700968A (en) * | 2019-09-20 | 2020-01-17 | 芜湖太阳神汽摩配制造有限公司 | Carburetor structure for preventing fuel cut-off at bumpy road section |
-
2017
- 2017-09-30 CN CN201721280741.5U patent/CN208396840U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700968A (en) * | 2019-09-20 | 2020-01-17 | 芜湖太阳神汽摩配制造有限公司 | Carburetor structure for preventing fuel cut-off at bumpy road section |
| CN110700968B (en) * | 2019-09-20 | 2020-06-26 | 芜湖太阳神汽摩配制造有限公司 | Carburetor structure for preventing fuel cut-off at bumpy road section |
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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: 20190118 Termination date: 20190930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |