CN203925781U - Chain saw engine fuel oil enriching system - Google Patents
Chain saw engine fuel oil enriching system Download PDFInfo
- Publication number
- CN203925781U CN203925781U CN201420283449.9U CN201420283449U CN203925781U CN 203925781 U CN203925781 U CN 203925781U CN 201420283449 U CN201420283449 U CN 201420283449U CN 203925781 U CN203925781 U CN 203925781U
- Authority
- CN
- China
- Prior art keywords
- oil
- hand pump
- outlet tube
- fuel
- oil inlet
- 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 - Fee Related
Links
- 239000000295 fuel oil Substances 0.000 title claims abstract description 32
- 239000003921 oil Substances 0.000 claims abstract description 78
- 239000002828 fuel tank Substances 0.000 claims abstract description 19
- 239000004519 grease Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of chain saw engine fuel oil enriching system, comprise fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, oil inlet passage is connected with oil inlet pipe, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and carburetor main fuel oil chamber is connected with oil outlet tube.The utility model can effectively be realized the fuel enrichment to carburetion chamber and crankcase, just can provide the mixed gas of enough normal air fuel ratios in original state, thereby realizes the quick starting of engine under normal temperature and hot environment.
Description
technical field:
The utility model relates to a kind of chain saw engine, relates to more specifically a kind of chain saw engine fuel oil enriching system, belongs to engine technique field.
background technique:
Tradition chain saw operation under hot weather, easily exists in the weak phenomenon of high temperature, particularly user job process and in time of rest 10-15 minute, to reset chain saw and have that high temperature is inoperative, high temperature hard-to-start.Find by research; this is due in outage state; overflow after UNICOM's state fuel gasification with extraneous main fuel chamber; in the time again starting; Carburetor aditus laryngis place negative pressure signal drives Carburetor to adjust diaphragm and opens needle-valve; fuel oil or the gasified fuel main combustion chamber of entering in pump grease chamber, after this process continues repeatedly, Carburetor obtains the cooling rear oil gas that normal air fuel ratio just can be provided.
model utility content:
For the problems referred to above of prior art, the purpose of this utility model is to provide a kind of chain saw engine fuel oil manual enriching system, and this system can just provide sufficient fuel oil in original state, drives Carburetor normally to work,
For achieving the above object, the technological scheme of employing of the present utility model is as follows:
A kind of chain saw engine fuel oil enriching system, comprise fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, oil inlet passage is connected with oil inlet pipe, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and carburetor main fuel oil chamber is connected with oil outlet tube.
A kind of chain saw engine fuel oil enriching system, comprises fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and Carburetor pump grease chamber is connected with oil outlet tube.
A kind of oily engine saw fuel oil enriching system, comprises fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and crankcase is connected with oil outlet tube.
Further setting of the present utility model is:
Described hand pump is installed on support, and oil inlet passage, oil discharge passage are all arranged on support, and in line check valve is installed on oil discharge passage.
Described hand pump is one to have flexible half sphere shape, is cavity, for receiving fuel oil in half sphere shape.
The control switch that described in line check valve comprises valve body, is connected with valve body, valve body is installed in oil discharge passage, valve body has along fuel-displaced direction tubaeform groove from large to small, and control switch is the arc convex extending to form along the two ends of tubaeform groove, and control switch is installed in the groove of support.
Described in line check valve adopts rubber material to make.
The utility model adopts technique scheme, has following beneficial effect:
1, the utility model by setting up fuel enrichment system on Carburetor, pump into carburetor main firing chamber at prestart in by fuel from fuel tank, the mixed gas of enough normal air fuel ratios just can be provided in original state, the just gasified fuel in drain pump grease chamber or oil pipe rapidly of starting rear engine idling mode, thus realize starting fast.
2, the utility model by setting up fuel enrichment system on crankcase, prestart pumps into fuel oil in crankcase, make moment in crankcase obtain denseer mixed gas, meet start request, the function mode of vaporization phenomenon in Carburetor is eliminated rapidly in the running of recycling idling.
3, fuel enrichment system of the present utility model, by the structural design of hand pump and in line check valve, coordinate again hand pump by the switch of pressure-controlled in line check valve, pump into Carburetor float chamber by hand pump in for several times by fuel from fuel tank at prestart, the mixed gas of enough normal air fuel ratios just can be provided in original state, thereby realize starting fast.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
brief description of the drawings:
Fig. 1 is the utility model embodiment 1 structural representation;
Fig. 2 is the utility model embodiment 2 structural representation.
Fig. 3 is the utility model embodiment 3 structural representation.
embodiment:
Embodiment 1:
As shown in Figure 1, chain saw engine fuel oil enriching system of the present utility model, comprise fuel tank 11, oil inlet pipe 12 is connected with fuel tank 11, oil inlet passage 13 is connected with oil inlet pipe 12, and hand pump 14 is connected with oil inlet passage 13, and oil outlet tube 16 is connected with hand pump 14 by oil discharge passage 21, between oil outlet tube 16 and hand pump 14, be provided with an in line check valve 15, carburetor main fuel oil chamber 17 is connected with oil outlet tube 16.
In the present embodiment, described hand pump 14 is installed on support 20, oil inlet passage 13, oil discharge passage 21 is all arranged on support 20, described hand pump 14 is one to have flexible half sphere shape 18, in half sphere shape, it is cavity 19, be used for receiving fuel oil, in line check valve 15 is installed in oil discharge passage 21, in line check valve 15 adopts rubber material to make, in line check valve 15 comprises valve body 24, the control switch 23 being connected with valve body 24, valve body 24 is installed in oil discharge passage 21, valve body 24 has along fuel-displaced direction tubaeform groove 22 from large to small, the arc convex of control switch 23 for extending to form along the two ends of tubaeform groove 22, control switch 23 is installed in the groove 26 of support 20.
Below in conjunction with Fig. 1, the utility model working principle is elaborated:
When engine is during in outage state, press first hand pump 14, under the compression of spherical hand pump 14, the tubaeform groove 22 of in line check valve 15 expands outwardly, now in line check valve 15 is opened, the interior air of hand pump 14 is by line check valve 15, oil outlet tube 16 enters in carburetor main fuel oil chamber 17, unclamp hand pump 14, in the effect of control switch 23, the tubaeform groove 22 of in line check valve 15 shrinks, in line check valve 15 is closed, internal negative pressure impels oil inlet passage 13 in opening state, the fuel oil of fuel tank 11 is through oil inlet pipe 12, oil inlet passage 13 enters in hand pump 14, repeatedly press after hand pump 14, emptying inner air, progressively pumps into liquid fuel in carburetor main fuel oil chamber 17, thereby provides initial liquid fuel supply for engine starting process.
Embodiment 2:
As shown in Figure 2, the present embodiment basic structure is with embodiment 1, and difference is, chain saw engine fuel oil enriching system of the present utility model is arranged to the pump grease chamber 25 of Carburetor, can also, as to main fuel chamber, effectively play enrichment effect to the pump grease chamber 25 of Carburetor.
Embodiment 3:
As shown in Figure 3, the present embodiment basic structure is with embodiment 1, difference is, embodiment 1 carburetor main fuel oil chamber 17 is replaced with to crankcase 27, thereby form the fuel oil enrichment-system of crankcase, in engine starting process, again mix with the weak mixture of crossing sucking, thereby obtain meeting start request compared with rich mixture.Also can obtain same effect.
Claims (7)
1. a chain saw engine fuel oil enriching system, comprise fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, oil inlet passage is connected with oil inlet pipe, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and carburetor main fuel oil chamber is connected with oil outlet tube.
2. a chain saw engine fuel oil enriching system, comprise fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, oil inlet passage is connected with oil inlet pipe, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and Carburetor pump grease chamber is connected with oil outlet tube.
3. a chain saw engine fuel oil enriching system, comprise fuel tank, it is characterized in that: oil inlet pipe is connected with fuel tank, oil inlet passage is connected with oil inlet pipe, hand pump is connected with oil inlet passage, oil outlet tube is connected with hand pump by oil discharge passage, is provided with an in line check valve between oil outlet tube and hand pump, and crankcase is connected with oil outlet tube.
4. according to a kind of chain saw engine fuel oil enriching system described in claim 1 or 2 or 3, it is characterized in that: described hand pump is installed on support, oil inlet passage, oil discharge passage are also arranged on support, and in line check valve is installed on oil discharge passage.
5. a kind of chain saw engine fuel oil enriching system according to claim 4, is characterized in that: described hand pump is one to have flexible half sphere shape, is cavity, for receiving fuel oil in half sphere shape.
6. a kind of chain saw engine fuel oil enriching system according to claim 4, it is characterized in that: the control switch that in line check valve comprises valve body, is connected with valve body, valve body is installed in oil discharge passage, valve body has along fuel-displaced direction tubaeform groove from large to small, control switch is the arc convex extending to form along the two ends of tubaeform groove, and control switch is installed in the groove of support.
7. a kind of chain saw engine fuel oil enriching system according to claim 6, is characterized in that: described in line check valve adopts rubber material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283449.9U CN203925781U (en) | 2014-05-30 | 2014-05-30 | Chain saw engine fuel oil enriching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283449.9U CN203925781U (en) | 2014-05-30 | 2014-05-30 | Chain saw engine fuel oil enriching system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203925781U true CN203925781U (en) | 2014-11-05 |
Family
ID=51821603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420283449.9U Expired - Fee Related CN203925781U (en) | 2014-05-30 | 2014-05-30 | Chain saw engine fuel oil enriching system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203925781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033297A (en) * | 2014-05-30 | 2014-09-10 | 杨锋 | Chain saw engine fuel oil thickening system |
| CN115387935A (en) * | 2022-07-21 | 2022-11-25 | 临沂市华阳机械有限公司 | Small-size engine starting lifting device suitable for severe cold district |
-
2014
- 2014-05-30 CN CN201420283449.9U patent/CN203925781U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033297A (en) * | 2014-05-30 | 2014-09-10 | 杨锋 | Chain saw engine fuel oil thickening system |
| CN104033297B (en) * | 2014-05-30 | 2016-08-24 | 杨锋 | Chain saw engine fuel oil enriching system |
| CN115387935A (en) * | 2022-07-21 | 2022-11-25 | 临沂市华阳机械有限公司 | Small-size engine starting lifting device suitable for severe cold district |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |