CN202690261U - Engine fuel heating device - Google Patents
Engine fuel heating device Download PDFInfo
- Publication number
- CN202690261U CN202690261U CN 201220388058 CN201220388058U CN202690261U CN 202690261 U CN202690261 U CN 202690261U CN 201220388058 CN201220388058 CN 201220388058 CN 201220388058 U CN201220388058 U CN 201220388058U CN 202690261 U CN202690261 U CN 202690261U
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- CN
- China
- Prior art keywords
- inner sleeve
- heated medium
- overcoat
- spiral chute
- sealing
- 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
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to an engine fuel heating device. A heating medium channel and a heated medium channel are both arranged to be continuously spiral, thereby greatly extending a route of a medium inside the device. Compared with a heating device with the same size, the engine fuel heating device is higher in heat exchange efficiency.
Description
Technical field
The utility model relates to a kind of fluid heater.Be mainly used in the fuel used to motor (comprising liquid fuel and gaseous fuel) and carry out the high efficiency heating.
Background technique
Under cold environment, motor particularly take diesel oil and petroleum gas as the motor of fuel, need to heat fuel when using in the winter time usually, can flow swimmingly and work by combustion to guarantee fuel.Because the efficiency of heating surface is lower, existing motor fuel heating equipment ubiquity rate of heating is excessively slow, and starting a cold engine can not preheating, casts anchor in the way of travelling, and affect the normal shortcoming that starts and turn round of motor, under extreme case even can damage engine components.
The model utility content
Technical problem to be solved in the utility model is: by a kind of motor fuel heating equipment is provided, it has higher heat exchange efficiency, and is slow to overcome available engine fuelizer rate of heat exchange, the defective that cold car can not preheating.
In order to solve the problems of the technologies described above, the utility model has adopted following technological scheme.
A kind of motor fuel heating equipment is characterized in that: it comprises overcoat cylindraceous, be installed in the overcoat and contact the middle cover that cooperates with outer casing inner wall and is installed on middle cover in and contact the inner sleeve of cooperation with middle cover inwall; Wherein overcoat is with respectively near the outlet of the heat medium at its two ends, left and right sides and heat medium entrance; With middle cover spiral chute, cover two ends, the spiral fluted left and right sides communicate with described heat medium outlet and heat medium entrance respectively in this on the outer wall of described middle cover; The left end band of middle cover is useful on the middle cover closed end cap of cover spiral chute left port in the sealing, and the right-hand member band of overcoat is useful on the sealing cover of cover spiral chute right output port in the sealing; With the inner sleeve spiral chute, this inner sleeve spiral fluted left end center portion offers heated medium and goes out to hold axial bore on the outer wall of described inner sleeve, and this heated medium goes out to hold the inner sealing of axial bore; The heated medium that also offers on the inner sleeve spiral chute near its left end goes out to hold radial hole, and this heated medium goes out to hold radial hole to go out to hold axial bore to communicate with described inner sleeve spiral chute, heated medium respectively; The left end band of described inner sleeve is useful on the inner sleeve closed end cap of sealing inner sleeve spiral chute left end; Inner sleeve spiral fluted right-hand member is with the heated medium inbound port, and offers the heated medium that communicates with described heated medium inbound port at described sealing cover and enter to hold through hole.
Offer the axial electric heating chamber that left end seals, right-hand member is uncovered in the central position of described inner sleeve, and offer axial central through hole at sealing cover; Open-mouth end at axial electric heating chamber is equipped with attachment post, and this attachment post is built-in with the linkage section of wire and heating pole, and described heating pole is deep in the described axial electric heating chamber.
Be provided with internal thread on the hole wall of described axial central through hole, sealing cover is by the right-hand member that abuts against overcoat that cooperates between the outside thread of this internal thread and inner sleeve right part; It is that the heated medium that is opened on the sealing cover enters to hold radial hole that described heated medium enters to hold through hole.
Between sealing cover and the overcoat, between middle cover closed end cap and the overcoat, be separately installed with an O type circle, the 2nd O type circle and the 3rd O type circle between inner sleeve closed end cap and the middle cover closed end cap, and between overcoat right-hand member and sealing cover, sealing gasket is installed.
Between attachment post and sealing cover, sealed cap is installed.
Comprise that to be connected to attachment post inner and penetrate temperature transducer in the described axial electric heating chamber, the signaling line of this temperature transducer outwards passes the connection control gear from attachment post inside; Described control gear also be connected to described wire on switch be connected.
Described control gear comprises the hand switch and the recloser that is connected with described temperature transducer of mutual parallel connection, and this parallel circuit is connected in the circuit between heating pole and the power supply.
Good effect of the present utility model is: the first, heat medium passage and heated medium passage are the continuous helical trend, thereby significantly prolonged the stroke of medium in this device, compare with the heating equipment of same volume, the utlity model has higher heat exchange efficiency.The second, in having the technological scheme of electric heating mechanism, realized the heated medium inside and outside dual heating to flowing in the inner sleeve spiral chute, rate of heating is higher.In addition, electric heating chamber and medium channel are independent mutually, have preferably Safety performance.Three, the utility model can be realized manual, the automatic dual control to heating pole, and during cold car (motor) initial start-up, the hand switch that closes is forced heating pole work, and this moment, recloser was invalid.After heated medium reaches uniform temperature, disconnect hand switch, control gear is according to the SC sigmal control recloser opening and closing of temperature transducer feedback.
Description of drawings
Fig. 1 is structural representation of the present utility model.For better show internal structure and working principle, this figure has adopted the form of explosive view.
Fig. 2 is that the utility model is manual, the circuit theory diagrams of automatic dual control.
Embodiment
Further specify the utility model below in conjunction with drawings and Examples.
As shown in Figure 1, the utility model comprises overcoat 4 cylindraceous, be installed on contact the middle cover 3 that cooperates in the overcoat 4 and with overcoat 4 inwalls and is installed on middle cover 3 interior and contact the inner sleeve 2 of cooperation with middle cover 3 inwalls.Wherein overcoat 4 is with respectively near the heat medium at its two ends, left and right sides outlet 4-1 and heat medium entrance 4-2, heat medium outlet 4-1 and heat medium entrance 4-2 difference mounting pipe joint during use, be heat medium outlet connection 5 and heat medium inlet attack 6, be used for access and discharge the high-temperature heating medium.
With the middle cover spiral chute 3-1 as heat medium fluid passage, two ends, the left and right sides of cover spiral chute 3-1 communicate with described heat medium outlet 4-1 and heat medium entrance 4-2 respectively in this on the outer wall of described middle cover 3.The left end band of middle cover 3 is useful on the middle cover closed end cap 3-2 of cover spiral chute 3-1 left port in the sealing, the right-hand member band of overcoat 4 is useful on the sealing cover 8 of cover spiral chute 3-1 right output port in the sealing, to guarantee after heat medium enters this device following flow route only being arranged: 4-2 enters from the heat medium entrance, flows out from heat medium outlet 4-1 behind the passage that forms between middle cover spiral chute 3-1 and overcoat 4 inwalls of flowing through.
On the outer wall of described inner sleeve 2 with the inner sleeve spiral chute 2-1 as the heated medium fluid passage, the left end center portion of this inner sleeve spiral chute 2-1 offers heated medium and goes out to hold axial bore 2-6, this heated medium goes out to hold the inner sealing of axial bore 2-6, and the outer end is connected with heated medium and goes out to hold pipe joint 1.The heated medium that also offers on the inner sleeve spiral chute 2-1 near its left end goes out to hold radial hole 2-4, and this heated medium goes out to hold radial hole 2-4 to go out to hold axial bore 2-6 to communicate with described inner sleeve spiral chute 2-1, heated medium respectively.The left end band of described inner sleeve 2 is useful on the inner sleeve closed end cap 2-2 of sealing inner sleeve spiral chute 2-1 left end.The right-hand member of inner sleeve spiral chute 2-1 is with heated medium inbound port 2-3, and offers the heated medium that communicates with described heated medium inbound port 2-3 at described sealing cover 8 and enter to hold radial hole 8-1.Heated medium enters to hold radial hole 8-1 that heated medium is installed and enters to hold pipe joint during use, is used for the access heated medium.Heated medium only has following flow route after entering this device: enter to hold radial hole 8-1 to enter from heated medium, behind the passage that forms between inner sleeve spiral chute 2-1 and middle cover 3 inwalls of flowing through behind the heated medium inbound port 2-3, go out to hold radial hole 2-4, heated medium to go out to hold axial bore 2-6 and heated medium to go out to hold pipe joint 1 to flow out through heated medium successively.
In order to make device of the present utility model have better respectively effect, between sealing cover 8 and the overcoat 4, between middle cover closed end cap 3-2 and the overcoat 4, be separately installed with an O type circle 13, the 2nd O type circle 15 and the 3rd O type circle 16 between inner sleeve closed end cap 2-2 and the middle cover closed end cap 3-2.And between overcoat 4 right-hand members and sealing cover 8, sealing gasket 14 is installed.
Described heat medium is such as the water with higher temperature or conduction oil.Described heated medium is motor fuel, such as diesel oil or petroleum gas.
In order further to improve the efficiency of heating surface to heated medium, the utility model is on the basis of said structure, offer the axial electric heating chamber 2-5 that left end seals, right-hand member is uncovered in the central position of described inner sleeve 2, and offer axial central through hole 8-2 at sealing cover 8.Open-mouth end engage thread at axial electric heating chamber 2-5 is equipped with attachment post 10, and this attachment post 10 is built-in with the linkage section of wire 11 and heating pole 7, and wherein wire is used for connecing power supply, and heating pole 7 is deep among the described axial electric heating chamber 2-5.Under this concrete structure, be provided with internal thread on the hole wall of axial central through hole 8-2, sealing cover 8 is by the right-hand member that abuts against overcoat 4 that cooperates between the outside thread of this internal thread and inner sleeve 2 right parts.Wherein heating pole 7 be the heating unit of electric heating, the heat of its generation passes to heated medium through inner sleeve 2, has realized the purpose to the heated medium inside and outside dual heating of flowing in the inner sleeve spiral chute 2-1.
In order to improve sealability, between attachment post 10 and sealing cover 8, sealed cap 12 is installed.
The utility model can also comprise that to be connected to attachment post 10 inner and penetrate temperature transducer 9 among the described axial electric heating chamber 2-5, and the signaling line of this temperature transducer 9 outwards passes the connection control gear from attachment post 10 inside.Described control gear also be connected to described wire 11 on switch be connected.
The heating starting stage, the heated medium that flows in the inner sleeve spiral chute 2-1 is implemented the inside and outside dual heating, when the temperature among the axial electric heating chamber 2-5 reached setting temperature, control gear sent the power supply that heating pole 7 is cut off in instruction, only kept the skin heating of heated medium.
In order to realize manual, the automatic dual control to heating pole 7, control gear of the present utility model comprises the hand switch 17 and the recloser 18 that is connected with described temperature transducer 9 of mutual parallel connection, this parallel circuit is connected in the circuit between heating pole 7 and the power supply, as shown in Figure 2.During cold car (motor) initial start-up, the hand switch 17 that closes is forced heating pole 7 work, and this moment, recloser 18 was invalid.After heated medium reaches uniform temperature, disconnect hand switch 17, control gear is according to SC sigmal control recloser 18 opening and closing of temperature transducer 9 feedbacks.
Claims (7)
1. motor fuel heating equipment, it is characterized in that: it comprises overcoat cylindraceous (4), is installed in the overcoat (4) and contact the middle cover (3) that cooperates with overcoat (4) inwall and be installed on middle cover (3) interior and contact the inner sleeve (2) of cooperation with middle cover (3) inwall; Wherein overcoat (4) is with respectively near the outlet of the heat medium at its two ends, left and right sides (4-1) and heat medium entrance (4-2); With middle cover spiral chute (3-1), the two ends, the left and right sides of overlapping spiral chute (3-1) in this communicate with described heat medium outlet (4-1) and heat medium entrance (4-2) respectively on the outer wall of described middle cover (3); The left end band of middle cover (3) is useful on the middle cover closed end cap (3-2) that overlaps spiral chute (3-1) left port in the sealing, and the right-hand member band of overcoat (4) is useful on the sealing cover (8) that overlaps spiral chute (3-1) right output port in the sealing; With inner sleeve spiral chute (2-1), the left end center portion of this inner sleeve spiral chute (2-1) offers heated medium and goes out to hold axial bore (2-6) on the outer wall of described inner sleeve (2), and this heated medium goes out to hold the inner sealing of axial bore (2-6); The heated medium that also offers on the inner sleeve spiral chute (2-1) near its left end goes out to hold radial hole (2-4), and this heated medium goes out to hold radial hole (2-4) to go out to hold axial bore (2-6) to communicate with described inner sleeve spiral chute (2-1), heated medium respectively; The left end band of described inner sleeve (2) is useful on the inner sleeve closed end cap (2-2) of sealing inner sleeve spiral chute (2-1) left end; The right-hand member of inner sleeve spiral chute (2-1) is with heated medium inbound port (2-3), and offers the heated medium that communicates with described heated medium inbound port (2-3) at described sealing cover (8) and enter to hold through hole.
2. motor fuel heating equipment as claimed in claim 1, it is characterized in that: offer the axial electric heating chamber (2-5) that left end seals, right-hand member is uncovered in the central position of described inner sleeve (2), and offer axial central through hole (8-2) at sealing cover (8); Open-mouth end at axial electric heating chamber (2-5) is equipped with attachment post (10), and this attachment post (10) is built-in with the linkage section of wire (11) and heating pole (7), and described heating pole (7) is deep in the described axial electric heating chamber (2-5).
3. motor fuel heating equipment as claimed in claim 2, it is characterized in that: be provided with internal thread on the hole wall of described axial central through hole (8-2), sealing cover (8) is by the right-hand member that abuts against overcoat (4) that cooperates between the outside thread of this internal thread and inner sleeve (2) right part; It is that the heated medium that is opened on the sealing cover (8) enters to hold radial hole (8-1) that described heated medium enters to hold through hole.
4. such as claim 1 or 2 or 3 described motor fuel heating equipments, it is characterized in that: between sealing cover (8) and the overcoat (4), between middle cover closed end cap (3-2) and the overcoat (4), be separately installed with an O type circle (13), the 2nd O type circle (15) and the 3rd O type circle (16) between inner sleeve closed end cap (2-2) and the middle cover closed end cap (3-2), and between overcoat (4) right-hand member and sealing cover (8), sealing gasket (14) is installed.
5. motor fuel heating equipment as claimed in claim 2 or claim 3 is characterized in that: between attachment post (10) and sealing cover (8) sealed cap (12) is installed.
6. motor fuel heating equipment as claimed in claim 2 or claim 3, it is characterized in that: comprise that to be connected to attachment post (10) inner and penetrate temperature transducer (9) in the described axial electric heating chamber (2-5), the signaling line of this temperature transducer (9) outwards passes the connection control gear from attachment post (10) inside; Described control gear also be connected to described wire (11) on switch be connected.
7. motor fuel heating equipment as claimed in claim 6, it is characterized in that: described control gear comprises the hand switch (17) and the recloser (18) that is connected with described temperature transducer (9) of mutual parallel connection, and this parallel circuit is connected in the circuit between heating pole (7) and the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220388058 CN202690261U (en) | 2012-08-07 | 2012-08-07 | Engine fuel heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220388058 CN202690261U (en) | 2012-08-07 | 2012-08-07 | Engine fuel heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202690261U true CN202690261U (en) | 2013-01-23 |
Family
ID=47545887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220388058 Expired - Fee Related CN202690261U (en) | 2012-08-07 | 2012-08-07 | Engine fuel heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202690261U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777292A (en) * | 2012-08-07 | 2012-11-14 | 孙靖茗 | Engine fuel heating device |
| CN104727992A (en) * | 2015-04-01 | 2015-06-24 | 孙伟 | Motor vehicle fuel heating device |
| CN105649832A (en) * | 2016-03-04 | 2016-06-08 | 联合汽车电子有限公司 | Fuel oil heating structure |
-
2012
- 2012-08-07 CN CN 201220388058 patent/CN202690261U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777292A (en) * | 2012-08-07 | 2012-11-14 | 孙靖茗 | Engine fuel heating device |
| CN104727992A (en) * | 2015-04-01 | 2015-06-24 | 孙伟 | Motor vehicle fuel heating device |
| CN105649832A (en) * | 2016-03-04 | 2016-06-08 | 联合汽车电子有限公司 | Fuel oil heating structure |
| CN105649832B (en) * | 2016-03-04 | 2018-07-17 | 联合汽车电子有限公司 | Fuel Heating structure |
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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: 20130123 Termination date: 20150807 |
|
| EXPY | Termination of patent right or utility model |