CN203201688U - Diesel preheating device - Google Patents
Diesel preheating device Download PDFInfo
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- CN203201688U CN203201688U CN 201320080263 CN201320080263U CN203201688U CN 203201688 U CN203201688 U CN 203201688U CN 201320080263 CN201320080263 CN 201320080263 CN 201320080263 U CN201320080263 U CN 201320080263U CN 203201688 U CN203201688 U CN 203201688U
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- diesel oil
- oil
- diesel
- preheater
- preheating device
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Abstract
The utility model provides a diesel preheating device comprising a preheater, a diesel buffering device and an atomizing nozzle, wherein the diesel buffering device is a heat conductive body, a diesel channel is formed in the diesel buffering device, the diesel channel comprises a diesel inlet and a diesel outlet, the atomizing nozzle is connected with the diesel outlet in a sealed mode, a preheater containing cavity is formed in the diesel buffering device, and the preheater is disposed in the preheater containing cavity. According to the diesel preheating device, the preheater is fixed to the inside of the diesel buffering device. According to the fixed point preheating technology, by means of the liquid heat exchange principle, heat exchange efficiency is improved, energy consumption is reduced, efficient preheating of diesel is achieved, the viscosity of the diesel is lowered, and liquidity of the diesel is improved.
Description
Technical field
The utility model belongs to the automobile-used preheating technology field of heating, and relates to a kind of diesel oil preheating device particularly.
Background technique
Diesel oil preheating device of the present utility model is mainly used in the heater, and the diesel oil under the preheating low temperature environment has better atomizing effect when making diesel oil ejection atomizer nozzle.Existing heater generally adopts glow plug to carry out preheating, the power of glow plug is big, and glow plug can not directly contact with the pipeline of oil-way system, can only be by preheating pipeline ambient air, when behind the atmosphere temperature rising with pipeline in diesel oil form heat exchange, and pipeline is metal material, heat radiation is very fast, makes that the pre-thermal efficiency of glow plug is lower, as reaching good pre-heat effect, the time that consumes is long, consumes more powerful simultaneously.Therefore, how can be fast, low energy consumption ground preheating diesel oil, be the technical problem that those skilled in the art need to be resolved hurrily.
The model utility content
The utility model provides a kind of diesel oil preheating device, this diesel oil preheating device is by being fixed on preheater diesel oil buffer storage inside, adopt the fixed point preheating technology, using liquid heat exchange principle, to improve heat exchange efficiency, cut down the consumption of energy, make diesel oil obtain preheating the most efficiently, reduce the stickiness of diesel oil, the flowability of raising diesel oil.
Technological scheme:
A kind of diesel oil preheating device, it is characterized in that, comprise preheater, diesel oil buffer storage and atomizer nozzle, described diesel oil buffer storage is a heat conduction entity, its inside is provided with a diesel oil runner, and described diesel oil runner comprises filler opening and oil outlet, and described oil outlet place is sealedly connected with described atomizer nozzle, also offer the preheater receiving cavity in the described diesel oil buffer storage, described preheater is installed in the described preheater receiving cavity.
Described preheater is pre-hot pin.
Described pre-hot pin comprises inner resistance wire and is enclosed within the peripheral insulating heat-conductive protective gear of its outside.
The power P of described pre-hot pin
1Greater than power P, P=0.53 △ TQ, wherein, △ T expresses the temperature difference of oil temperature and the oil temperature of the diesel oil at filler opening place of the diesel oil of oil port, and unit be ℃, and Q represents the flow of diesel oil, and unit is kg/h, the while voltage rating of described resistance wire is 24V.
Described pre-hot pin is cylindrical, and described preheater receiving cavity is and the corresponding circular cylindrical cavity of described pre-hot pin, fixes by lock bolt after described pre-hot pin is positioned over the preheater receiving cavity.
The class tetragonal body structure that described diesel oil buffer storage is aluminium material, the top at the rear portion of described diesel oil buffer storage offers vertical oil inlet hole, the upper shed of described oil inlet hole is described filler opening, the below of described oil inlet hole is provided with the descending pipe that is connected with described oil inlet hole, the below of described descending pipe is provided with the horizontal pipe to the anterior extension of diesel oil buffer storage that is connected with described descending pipe, the place ahead of described horizontal pipe is provided with the cylindrical cavity that is connected with described horizontal pipe, the open front of described cylindrical cavity is described oil outlet, described oil inlet hole, descending pipe, horizontal pipe and cylindrical cavity form described diesel oil runner, and described preheater receiving cavity is positioned at the below of described horizontal pipe.
The rear end of described atomizer nozzle is by screwing in the oil outlet of described diesel oil buffer storage behind the seal ring.
Be provided with cylindrical oil strain body in the described cylindrical cavity.
Described cylindrical oil strain body is fixed on the described atomizer nozzle rear end coaxially.
Described cylindrical oil strain body is 11:13 with the diameter ratio of described cylindrical cavity.
Technique effect:
The utility model provides a kind of diesel oil preheating device, this device comprises preheater, diesel oil buffer storage and atomizer nozzle, diesel oil buffer storage wherein is a heat conduction entity, inside is provided with diesel oil runner and preheater receiving cavity, preheater is installed in the preheater receiving cavity, the heat of preheater directly is transferred to diesel oil in the diesel oil runner in the heat conduction entity by the heat conduction entity, makes that diesel oil obtains fully under low-temperature condition, preheating fast.
Wherein, preheater can adopt pre-hot pin, and its inside is resistance wire, and the outside is peripheral insulating heat-conductive protective gear, and outside peripheral insulating heat-conductive protective gear has played insulation, prevents short circuit, the effect of heat conduction.After the resistance wire energising; resistance wire produces heat; and with the peripheral insulating heat-conductive protective gear of heat transferred; and pass to the heat conduction entity by the inwall of preheater receiving cavity; and then heat passed to diesel oil by the diesel oil runner; in this process, the heat that preheater produces passes to diesel oil to greatest extent, and the efficient of Preheating unit is greatly improved.
The power P of preheater
1Be subjected to the restriction of voltage rating of flow, the resistance wire of temperature difference, the diesel oil of diesel fuel temperature (want reach diesel fuel temperature) and the diesel fuel temperature at filler opening place by the oil outlet place, thereby by formula P=0.53 △ TQ, P
1Thereby＞P determines P
1
Further, the diesel oil buffer storage adopts aluminium material, because the good heat conductivity of aluminium.Described diesel oil runner is formed by oil inlet hole, descending pipe, horizontal pipe and cylindrical cavity, and the preheater receiving cavity is positioned at the below of described horizontal pipe, with more convenient heat transfer, and makes the volume of diesel oil buffer storage little.
Further, link to each other by seal ring between oil outlet and the atomizer nozzle rear end, thereby to prevent that diesel oil from revealing the jet pressure that reduces atomizer nozzle from the joint between oil outlet and the atomizer nozzle.
Preferably, coaxial in cylindrical cavity fixedly have a cylindrical oil strain body, plays the purpose of filtering diesel oil on the one hand; On the other hand, after the flow of diesel oil is determined, volume in the diesel oil runner is more little, diesel stream can obtain higher flow velocity when the diesel oil runner, thereby take away more heat, structure of the present utility model can fully absorb the heat that preheater produces, and improves diesel fuel temperature to greatest extent, reach the purpose that reduces diesel oil viscosity, improve the atomizing effect of diesel oil ejection atomizer nozzle.
Description of drawings
Fig. 1 is that a kind of embodiment's of diesel oil preheating device of the present utility model master looks sectional view;
Fig. 2 is the left view of Fig. 1.
Reference character lists as follows:
The pre-hot pin of 1-; The 2-resistance wire; The peripheral insulating heat-conductive protective gear of 3-; The 4-atomizer nozzle; 5-diesel oil buffer storage; The 6-oil inlet hole; The 7-filler opening; The 8-descending pipe; The 9-horizontal pipe; The 10-cylindrical cavity; The 11-oil outlet; The cylindrical oil strain body of 12-; 13-preheater receiving cavity; The 14-seal ring; The 15-fixed block; The 16-fixed hole.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Fig. 1 is that a kind of embodiment's of diesel oil preheating device of the present utility model master looks sectional view, and Fig. 2 is the left view of Fig. 1.As shown in the figure, the diesel oil preheating device includes pre-hot pin 1, diesel oil buffer storage 5 and atomizer nozzle 4, and diesel oil buffer storage 5 is a heat conduction entity, and present embodiment is the aluminium material entity, because the thermal conductivity height of aluminium, low price, but can also select other Heat Conduction Material as required.The inside of diesel oil buffer storage 5 offers diesel oil runner and preheater receiving cavity 13, and pre-hot pin 1 wherein is arranged in the preheater receiving cavity 13, and atomizer nozzle 4 wherein is tightly connected with the oil outlet 11 of diesel oil runner.By the diesel oil that diesel oil runner filler opening 6 enters in the diesel oil runner, be subjected to the effect of heat that pre-hot pin 1 passes to the aluminium material of diesel oil buffer storage 5, be rapidly heated to realize diesel oil preheating, reach diesel oil after the preheating temperature from atomizer nozzle 4 ejections.
Particularly, preheater is not limited to the pre-hot pin in the present embodiment, can also be other pre-warmware.When selecting preheating rod 1, pre-hot pin 1 is by resistance wire 2 and be enclosed within that the peripheral insulating heat-conductive protective gear 3 of its outside forms.When the voltage rating of resistance wire 2 is 24V, the power P of pre-hot pin 1
1Should be greater than P, P=0.53 △ TQ, wherein, △ T expresses the temperature difference of oil temperature and the oil temperature of the diesel oil at filler opening place of the diesel oil of oil port, and unit is ℃, and Q represents the flow of diesel oil, and unit is kg/h.Outside peripheral insulating heat-conductive protective gear 3 has played insulation, has prevented short circuit, the effect of heat conduction.Pre-hot pin 1 can be for cylindrical, and correspondingly, preheater receiving cavity 13 is corresponding circular cylindrical cavity, can fix by lock bolt after pre-hot pin 1 is positioned over preheater receiving cavity 13.According to above-mentioned formula, determine the flow of diesel oil, can calculate behind the power of resistance wire, can make diesel oil rise to the power P more than 0 ℃ from-43 ℃ (or other temperature)
1, make the diesel oil of ultralow temperature can rapidly pre-warming, and better atomizing effect can be arranged when making diesel oil ejection atomizer nozzle 4.
Diesel oil buffer storage 5 wherein is the class tetragonal body structure of aluminium material, the top at the rear portion of described diesel oil buffer storage 5 offers vertical oil inlet hole 6, the upper shed of oil inlet hole is above-mentioned filler opening 7, the below of oil inlet hole 6 is provided with the descending pipe 8 that is connected with oil inlet hole 6, the below of descending pipe 8 is provided with the horizontal pipe 9 to the anterior extension of diesel oil buffer storage that is connected with descending pipe 8, the place ahead of horizontal pipe 9 is provided with the cylindrical cavity 10 that is connected with horizontal pipe 9, the open front of cylindrical cavity 10 is above-mentioned oil outlet 11, like this, oil inlet hole 6, descending pipe 8, horizontal pipe 9 and cylindrical cavity 10 form above-mentioned diesel oil runner, above-mentioned preheater receiving cavity 13 is positioned at the below of horizontal pipe 9, to improve heat transfer efficiency.In addition, in the inner chamber of oil inlet hole 6 internal thread can be set, by screw thread outside oil-way system be connected with diesel oil buffer storage 5, the diesel oil under the low temperature environment be introduced in the diesel oil buffer storage 5 of this diesel oil preheating device.
Preferably, the joint between the rear end of oil outlet 11 and atomizer nozzle 4 is provided with seal ring 14, thereby to prevent that diesel oil from reducing the jet pressure of atomizer nozzle from the leakage of the joint between oil outlet 11 and the atomizer nozzle 4.Be provided with cylindrical oil strain body 12 in the cylindrical cavity 10, preferably, cylindrical oil strain body 12 is fixed on atomizer nozzle 4 rear ends coaxially, to form ring runner in this cavity.Herein, coaxial in cylindrical cavity 10 fixedly have a cylindrical oil strain body 12, plays the purpose of filtering diesel oil on the one hand; On the other hand, after the flow of diesel oil is determined, volume in the diesel oil runner is more little, diesel stream can obtain higher flow velocity when the diesel oil runner, thereby take away more heat, structure of the present utility model can fully absorb the heat that preheater produces, and improves diesel fuel temperature to greatest extent, reach the purpose that reduces diesel oil viscosity, improve the atomizing effect of diesel oil jetting nozzle.Preferably, cylindrical oil strain body 12 is 11:13 with the diameter ratio of cylindrical cavity 10.
Preferably, diesel oil buffer storage 5 also comprises and the fixed block 15 of heat conduction entity one, offers fixed hole 16 on the fixed block 15, utilizes screw and cooperating of fixed hole 16 the diesel oil preheating device can be fixed on other structures.Certainly, fixed block 15 also can with the heat conduction inter-entity of diesel oil buffer storage 5 for fixedlying connected relation.
Working procedure is as follows:
After resistance wire 2 energisings; resistance wire 2 produces heat; and with the peripheral insulating heat-conductive protective gear 3 of heat transferred; and pass to the heat conduction entity by the inwall of preheater receiving cavity 13; and then heat passed to diesel oil by the diesel oil runner, in this process, the heat that preheater produces will pass to diesel oil to greatest extent; the efficient of diesel oil preheating device is greatly improved, and the diesel oil after the heating is by atomizer nozzle 4 atomizing ejections.
The diesel oil preheating device of this model utility adopts the fixed point preheating technology, and using liquid heat exchange principle makes diesel oil obtain preheating the most efficiently, reaches atomizing effect preferably, and has characteristics such as low in energy consumption, that the compact structure volume is little.Be applied to effectively reduce in the heater product power consumption of complete machine, make product more energy-conservation.
Claims (10)
1. diesel oil preheating device, it is characterized in that, comprise preheater, diesel oil buffer storage and atomizer nozzle, described diesel oil buffer storage is a heat conduction entity, its inside is provided with a diesel oil runner, and described diesel oil runner comprises filler opening and oil outlet, and described oil outlet place is sealedly connected with described atomizer nozzle, also offer the preheater receiving cavity in the described diesel oil buffer storage, described preheater is installed in the described preheater receiving cavity.
2. diesel oil preheating device according to claim 1 is characterized in that, described preheater is pre-hot pin.
3. diesel oil preheating device according to claim 2 is characterized in that, described pre-hot pin comprises inner resistance wire and is enclosed within the peripheral insulating heat-conductive protective gear of its outside.
4. diesel oil preheating device according to claim 3 is characterized in that, the power P of described pre-hot pin
1Greater than power P, P=0.53 △ TQ, wherein, △ T expresses the temperature difference of oil temperature and the oil temperature of the diesel oil at filler opening place of the diesel oil of oil port, and unit be ℃, and Q represents the flow of diesel oil, and unit is kg/h, the while voltage rating of described resistance wire is 24V.
5. according to the described diesel oil preheating device of one of claim 2-4, it is characterized in that, described pre-hot pin is cylindrical, and described preheater receiving cavity is and the corresponding circular cylindrical cavity of described pre-hot pin, fixes by lock bolt after described pre-hot pin is positioned over the preheater receiving cavity.
6. according to the described diesel oil preheating device of one of claim 1-4, it is characterized in that, the class tetragonal body structure that described diesel oil buffer storage is aluminium material, the top at the rear portion of described diesel oil buffer storage offers vertical oil inlet hole, the upper shed of described oil inlet hole is described filler opening, the below of described oil inlet hole is provided with the descending pipe that is connected with described oil inlet hole, the below of described descending pipe is provided with the horizontal pipe to the anterior extension of diesel oil buffer storage that is connected with described descending pipe, the place ahead of described horizontal pipe is provided with the cylindrical cavity that is connected with described horizontal pipe, the open front of described cylindrical cavity is described oil outlet, described oil inlet hole, descending pipe, horizontal pipe and cylindrical cavity form described diesel oil runner, and described preheater receiving cavity is positioned at the below of described horizontal pipe.
7. diesel oil preheating device according to claim 6 is characterized in that, the rear end of described atomizer nozzle is by screwing in the oil outlet of described diesel oil buffer storage behind the seal ring.
8. diesel oil preheating device according to claim 7 is characterized in that, is provided with cylindrical oil strain body in the described cylindrical cavity.
9. diesel oil preheating device according to claim 8 is characterized in that, described cylindrical oil strain body is fixed on the described atomizer nozzle rear end coaxially.
10. diesel oil preheating device according to claim 9 is characterized in that, described cylindrical oil strain body is 11:13 with the diameter ratio of described cylindrical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320080263 CN203201688U (en) | 2013-02-21 | 2013-02-21 | Diesel preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320080263 CN203201688U (en) | 2013-02-21 | 2013-02-21 | Diesel preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201688U true CN203201688U (en) | 2013-09-18 |
Family
ID=49145802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320080263 Expired - Fee Related CN203201688U (en) | 2013-02-21 | 2013-02-21 | Diesel preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089494A (en) * | 2013-02-21 | 2013-05-08 | 北京北机机电工业有限责任公司 | Diesel preheating device |
-
2013
- 2013-02-21 CN CN 201320080263 patent/CN203201688U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089494A (en) * | 2013-02-21 | 2013-05-08 | 北京北机机电工业有限责任公司 | Diesel preheating device |
| CN103089494B (en) * | 2013-02-21 | 2016-02-10 | 北京北机机电工业有限责任公司 | A kind of diesel pre-heating device |
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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 |
Granted publication date: 20130918 Termination date: 20180221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |