CN202707298U

CN202707298U - Automotive diesel oil heating device

Info

Publication number: CN202707298U
Application number: CN 201220295872
Authority: CN
Inventors: 倪均一
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-21
Filing date: 2012-06-21
Publication date: 2013-01-30
Anticipated expiration: 2022-06-21

Abstract

Disclosed is an automotive diesel oil heating device. According to the automotive diesel oil heating device, diesel oil is heated by use of automobile exhaust heat. The automotive diesel oil heating device is formed by connecting an exhaust heat acquisition-exchange box provided with a plurality of concentric radial heat tubes and an exhaust flow volume control box composed of two symmetrically arranged diversion flow volume control plates with the functions of diversion and a valve and capable of synchronously rotating relatively within the range of 60 degrees. An exhaust passage port of the automotive diesel oil heating device can be directly connected with an exhaust passage of a vehicle engine and can rotate 360 degrees with the center of the exhaust passage of the vehicle engine as the axis to any direction to be installed. Besides, the exhaust passage port is connected with a fuel oil supply system of the engine through an oil tube connector, fuel oil can be heated through exhaust heat emitted by the engine when the engine is in operation, and the diesel oil and exhaust of the exhaust passage can be completely isolated by the structure. Stepless regulation of exhaust flow direction and exhaust flow volume can be achieved by operating an adjusting plate driving mechanism, and operations of controlling oil temperature and a device to be put into or withdrawn from operation can be achieved. Safety performance of the automotive diesel oil heating device is improved, and heating temperature and heating time are controllable. The automotive diesel oil heating device can be used as a normal configuration facility of a vehicle, and the purposes that disassembly is not needed in summer and low-grade diesel oil can continue to be used in winter are achieved.

Description

Diesel heating device used for vehicle

Technical field

This be a kind of device on the vehicle take diesel engine as power, utilize heat in the high-temperature tail gas that diesel engine when work discharge to heat the diesel heating device used for vehicle of the temperature that improves vehicle-mounted fuel oil-diesel oil.In particular, it is perfect to relate to a kind of improvement of diesel heating device used for vehicle.

Background technique

Traffic and transportation sector uses in a large number with the automobile of diesel oil as fuel, along with the variation of season and temperature, in order to guarantee engine work, need to constantly change the trade mark of diesel oil.Under cryogenic conditions, the diesel car promise can substitute high trade mark diesel oil with low trade mark diesel oil, namely enlarges the using scope of low trade mark diesel oil, and in energy shortage oil price high today, the energy-saving significance that it is far-reaching and the economic benefit of bringing are immeasurable.

Allow winter and can use the diesel oil that hangs down the trade mark, present easier way is exactly to vehicle-mounted fuel heating, improves the temperature of diesel oil self.No matter how ambient air temperature changes, can make it keep good flowing state.Search related data, adding at present temperature technique still has following a few class: the electric-heating technology that utilizes the electric energy of the finite energy that Vehicular direct-current power supply (storage battery, charging generator) provides that oil supply gallery is heated; Utilize the waste heat of cooling liquid in the diesel engine body cooling system to the heating technology of diesel oil heating, but original cooling system is changed the large combustion performance that also can affect engine fuel; Utilize the heat of the tail gas of the hot environment of engine exhaust pipe or discharging, or with diesel oil transport pipe straight cutting or make helical and put in exhaust duct; Or change the outlet pipe trend, the tail gas of engine emission is directly faced toward the heating technology of diesel oil fuel reserve tank discharging; Or utilize oil-fired boiler heating+two fuel tank Starting mode etc.; These heating technologys all exist in varying degrees poor reliability, heating-up temperature dynamically to control, the large installation of volume is loaded down with trivial details, the great deficiencies such as potential safety hazard can't thoroughly be isolated and have to engine exhaust road and diesel oil pipeline.

In addition, also has the scheme that adopts advanced hot pipe conducting technology." diesel heating device used for vehicle " that propose such as, China Patent No.: ZL201020626326.2 also has the following disadvantages in force although solved the problem that the controlled and diesel oil pipeline of heating-up temperature and air outlet flue are isolated:

1. the diesel heating device used for vehicle that is combined into one by heat exchange casing, tail gas heat quantity collection casing and exhaust flow control casing three parts, although its can have two kinds of different (I) or (L) combining form to adapt to different installing space environment, but along with the motor surrounding space of electric spraying diesel Automobile Design is more and more compacter present situation, can be difficult to satisfy for the space that this diesel heaters is installed.

2. its air outlet flue import and export bore is single and less than normal, and the engine exhaust road bore that can not adapt to different capacity makes it reasonable connection, and might cause the local air flow resistance to increase affects engine performance.

3. the service condition that gravity field installs of must satisfying the axial thermal conductivity heat pipe that adopts has limited the adaptive capacity to environment of this diesel heating device used for vehicle.

Summary of the invention

For the deficiencies in the prior art part, the purpose of this invention is to provide a kind of diesel heating device used for vehicle, its air outlet flue interface can directly be connected with the vehicle motor air outlet flue, can install by 360 ° of rotation any directions take center, engine exhaust road as axis, and the fuel oil supply system by the oil connection connecting engine, can fuel oil be heated by the tail gas heat quantity that discharges behind the engine combustion during engine operation, by the manipulation that the exhaust flow controlling unit realizes heating, stopped heating and heating-up temperature are regulated.

The present invention is achieved in that diesel heating device used for vehicle, be formed by connecting by tail gas heat quantity collection commuting case and exhaust flow control box that branched concentric radial heat pipe is installed, tail gas heat quantity collection exchange casing has tail gas access way mouth and diesel pipeline connection interface, exhaust flow control casing has air outlet flue connection interface and tail gas access way mouth, the tail gas access way mouth of heating casing communicates with the corresponding connection of control casing tail gas access way mouth, and diesel oil pipe-line system and exhaust gas channel are fully isolated.

On the basis of technique scheme, the present invention also has following further technological scheme:

The radial heat pipe outer tube has fin with one heart.

Head after branched radial heat pipe inner tube is connected in series, tail are connected with the engine fuel supply system by pipe joint respectively.

Has anti-fittings body rotation shoulder on the FERRULETYPE oil connection body.

The radial heat pipe inner tube is stretched out casing by the wild wall bearing hole of tail gas heat quantity collection exchange casing.

Have carbon seal ring in the wild wall heat pipe bearing hole groove is installed.

Has the protective housing fixed base on the wild wall.

Tail gas heat quantity collection exchange casing both side ends is comprised of wild wall and fixing wallboard, and the dependence concaveconvex structure is connected and fixed sealing.

Tail gas heat quantity gathers the commuting case both side ends and disposes protection cover-cap, has anti-fittings body rotation shoulder hole on the protection cover-cap.

The exhaust flow control box has heavy caliber air outlet flue adpting flange.

Have two symmetrical water conservancy diversion traffic controllers in the exhaust flow control box.

Be provided with kicker baffle in the exhaust flow control box.

The external side of exhaust flow control box has symmetrical flow controlling plate drive system.

Advantage of the present invention is: because the exhaust flow control box has the air outlet flue flange-interface, can diesel heating device used for vehicle be connected in series to the waste pipe road easily by flange-interface; By pipe joint diesel pipeline is connected in the engine fuel supply pipeline; Owing to adopted radial heat pipe that the collection of tail gas heat quantity and heat exchange conductive process are finished in same casing, greatly reduced the volume of device; The special superiority of radial heat pipe with performance characteristic so that heat conduction can be settled also high efficiency work with heat pipe under the condition vertical with gravity field, this diesel heating device used for vehicle is arranged work under can be arbitrarily angled in 360 ° of scopes take vehicle exhaust road axis as running shaft, like this for this device can be as much as possible the various arrangement environmental creations of adaptation advantage, kept simultaneously the mutually abundant Safety performance of isolation of fuel piping system and exhaust gas channel; The heavy caliber air outlet flue flange of exhaust flow control box, basically the needs of various high power engine air outlet flue bores have been satisfied, kicker baffle makes control casing inner exhaust gas circulation passage be in the uniform section state in the casing, improved the airflow state, made the tail gas circulating resistance reach minimum state; Operate on demand exhaust flow control and drive the position that link can reach random adjusting flow controlling plate, reach the control diesel heating temperature or make diesel heating device used for vehicle drop into or control out of service whenever and wherever possible.

The invention has the beneficial effects as follows: the tail gas heat quantity that produces in the time of can taking full advantage of engine operation safely and effectively is that derv fuel is heated, and the use in winter low-grade diesel is become a reality.Controlled heat, control gear, make that to adopt this to overlap automobile-used diesel heaters be that diesel oil heating system that main part forms can become the fixed configurations of vehicle and diesel heating device used for vehicle can be dropped at any time or out of service.Consequent energy-saving significance and economic benefit are self-evident.

Description of drawings

The present invention is further described below in conjunction with accompanying drawing and specific embodiments.

Fig. 1 is the main elevational view of this diesel heating device used for vehicle;

Fig. 2 is the right side elevational view of this diesel heating device used for vehicle;

Fig. 3 is the left side elevational view of this diesel heating device used for vehicle;

Fig. 4 is main elevation partial sectional view; Inside and outside the basic structure that has shown this diesel heating device used for vehicle.

Fig. 5 is cabinet end facing-wall board and wild wall (6) assembled view that tail gas heat quantity gathers commuting case (1);

Fig. 6 is the sectional drawing along B-B line among Fig. 5; Shown the concavo-convex tenon cooperating structure that both binding sites of the end face wallboard of casing (1) and wild wall (6) adopt, this structure makes both reach metastable effect fixing and sealing to have simultaneously detachable function; The heat pipe bearing hole (7) of the simultaneously upper setting of show events wallboard (6) and the structure situation of cover cap connecting base (14).

Fig. 7 is the view of right part cover cap (9-2), matches with the anti-rotation shoulder of fittings body (Fig. 9 D-D position) in the shoulder hole with Figure 11 shape.

Fig. 8 is the sectional drawing along the C-C line among Fig. 7.

Fig. 9 is the sectional drawing of FERRULETYPE oil connection body (8).

Figure 10 is the Y-direction view of FERRULETYPE oil connection body (8), and this fittings body has six square nuts and anti-rotation shoulder.

Figure 11 is that fittings body is along the anti-rotation shoulder sectional drawing of D-D line.

Figure 12 is the sectional drawing along A-A line among Fig. 2, has shown the basic structure of being imported and exported the exhaust flow adjusting control box that flange (10), tail gas circulation access way (15) form by the casing of control box (2), left flow controlling plate (11-1), right flow controlling plate (11-2), kicker baffle (12), outlet pipe; It is the flow control link of motor exhaust turnover diesel heating device used for vehicle.

Figure 13 is that the driving pivoted arm in the exhaust flow control panel synchronous driving system (13) is in lower dead center station schematic representation, left and right flow controlling plate (13-1,13-2) upwards during this station, tail gas circulation access way (15) is in closed condition, and tail gas heat quantity collection exchange link is out of service.

Figure 14 is that the driving pivoted arm in the exhaust flow control panel synchronous driving system (13) is in top dead center station schematic representation, left and right flow controlling plate is in maximum open position during this station after being rotated down 60 °, and tail gas heat quantity collection exchange is in the strongest working.

Each member numbering among the figure: 1. tail gas heat quantity gathers commuting case; 2. exhaust flow control box; 3. concentric radial heat pipe outer tube; 4. concentric radial heat pipe inner tube; 5. fin; 6. wild wall; 7. heat pipe bearing hole; 8. FERRULETYPE oil connection body; 8-1. fittings body fastening screw nut; 9-1. left part cover cap; 9-2. right part cover cap; 10. air outlet flue adpting flange; 11-1. left water conservancy diversion traffic controller; 11-2. right water conservancy diversion traffic controller; 12. kicker baffle; 13. traffic controller drive system; 13-1. left axle pivoted arm; 13-2. natural pivot arm; 14. cover cap connecting base; 15. tail gas circulation access way mouth; 16. carbon seal ring;

Embodiment

Below in conjunction with accompanying drawing in detail the specific embodiment of the present invention is described in detail:

Referring to Fig. 4, in conjunction with Fig. 1, Fig. 2, Fig. 3.The up-down structure that diesel heating device used for vehicle is comprised of tail gas heat quantity collection exchange casing (1) and exhaust flow control casing (2) be bolted the assemblying body that becomes one, exhaust flow is controlled on the casing and is disposed flow controlling plate synchronous driving system (13).

Referring to Fig. 4, in conjunction with Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11.Tail gas heat quantity collection exchange casing (1) to be a both side ends be combined as a whole by the rebate header structure with wild wall (6) by fixing wallboard (1), the casing below is open is the box-shaped box that other three faces of tail gas access way mouth (15) are sealing; Be provided with heat pipe bearing hole (7) on the wild wall (6), seal groove and the cover cap connecting base (14) of arrangement carbon seal ring (16) arranged in the bearing hole; With one heart radial heat pipe outer tube (3) and with one heart branched arranged sequentially being assembled in the tail gas heat quantity collection exchange casing (1) of the concentric radial heat pipe of radial heat pipe inner tube (4) composition, the outside of every heat pipe outer tube (3) has fin (5), the surface area that contacts with the tail gas air-flow to increase outer tube improves the tail gas heat quantity absorptivity; Wild wall is stretched out by the heat pipe bearing hole (7) of the upper relevant position of wild wall (6), the endoporus of carbon seal ring (16) separately in the two ends of radial heat pipe inner tube (4) with one heart; Finish concentric radial heat pipe by wild wall (6) with the combination of tail gas heat quantity collection exchange casing (1) and be fitted into casing; This assembly structure makes radial heat pipe all be in axial free state at place, two end wall panels supporting location, utilize the elastic strain ability of seal ring to reach the trickle Influence of Displacement of axial dimension that the concentric radial heat pipe of elimination absorption is in operation to be caused because the frequent significantly variation of temperature is expanded with heat and contract with cold, prevent from adopting the hidden danger of the fixing material stress fatigue ruption that produces therefrom of welding manner, also made things convenient for the making assembly technology of parts simultaneously.After concentric radial heat pipe inner tube (4) is stretched out wild wall (6), respectively branched heat pipe inner tube is connected in series in order with bend pipe, connects being connected to become in the accessible engine fuel system pipeline of jointing of external oil pipe with FERRULETYPE oil connection body (8) respectively end to end after finishing; The diesel oil and the air outlet flue tail gas that flow in the inner tube are fully isolated, and have guaranteed security of operation; For preventing that FERRULETYPE oil connection body (8) is subjected to external force to affect rotation damage heat pipe in operation, taked the anti-rotation measure of twice, first is to utilize six square nuts on the oil connection body and the position fit step of right part cover cap (9-2) inwall, and second is specially for the anti-rotation shoulder (the D-D position of Figure 10) of design processing and with fittings body fastening screw nut (8-1) FERRULETYPE oil connection body to be fixed on the right part cover cap (9-2) on the FERRULETYPE oil connection body to reach anti-rotation purpose.

Referring to Fig. 4, in conjunction with Figure 12, Figure 13, Figure 14.Regulating control box by the exhaust flow that the casing of control box (2), water conservancy diversion traffic controller (11-1,11-2), kicker baffle (12), outlet pipe adpting flange (10), tail gas circulation access way (15) and water conservancy diversion traffic controller synchronous driving system form, is the flow control link that motor exhaust passes in and out diesel heating device used for vehicle.Figure 13 is that the left axle pivoted arm of control panel synchronous driving system (13) (13-1), natural pivot arm (13-2) are in the lower dead center position, water conservancy diversion traffic controller (11-1,11-2) is in tail gas heat quantity is gathered the working state that the tail gas inlet/outlet passage (15) of casing (2) is closed, air outlet flue tail gas can not enter tail gas heat quantity collection exchange casing (1), the tail gas of engine emission is directly discharged through kicker baffle (12), and diesel heating device used for vehicle is deactivated; Figure 14 is that the left axle pivoted arm of control panel synchronous driving system (13) (13-1), natural pivot arm (13-2) are in the top dead center position, water conservancy diversion traffic controller this moment (11-1,11-2) relatively rotate respectively (position that the flow controlling plate that dotted line draws is in) after 60 ° by the tail gas of engine emission will be all after tail gas access way (15) be flowed through tail gas heat quantity collection exchange casing (1) from the other end flange-interface discharge heating equipment, diesel heating device used for vehicle is in adopts the strongest working state of heat; When rotating, water conservancy diversion traffic controller (11-1,11-2) is in greater than 0 ° less than between 60 ° during the arbitrary position (not drawing among Figure 12), the diversed flow control board of tail gas air-flow (11-1, the 11-2) shunting that air outlet flue enters, diesel heating device used for vehicle enters heating-up temperature and regulates state of a control; The kicker baffle (12) that arranges in the casing has suitably limited the volume of casing, makes casing airflow cross section be in the uniform section state, to reduce the circulating resistance of air-flow.

Water conservancy diversion flow control board synchronous driving system can adopt manually, closely manually or automatically operation.This example is implemented closely, and (in operator cabin) drives by flexible steel cable manually-operable, spring reset mode.

Claims

1. diesel heating device used for vehicle, it is characterized in that: be formed by connecting by tail gas heat quantity collection commuting case and exhaust flow control box that branched concentric radial heat pipe is installed, tail gas heat quantity collection exchange casing has tail gas access way mouth and diesel pipeline connection interface, exhaust flow control casing has air outlet flue connection interface and tail gas access way mouth, the tail gas access way mouth of heating casing communicates with the corresponding connection of control casing tail gas access way mouth, and fuel piping system and exhaust gas channel are fully isolated.

2. diesel heating device used for vehicle according to claim 1, it is characterized in that: described concentric radial heat pipe outer tube has fin.

3. diesel heating device used for vehicle according to claim 1, it is characterized in that: the head after branched radial heat pipe inner tube is connected in series, tail are connected with the engine fuel supply system by Bite type fittings respectively.

4. diesel heating device used for vehicle according to claim 1 characterized by further comprising: have anti-fittings body rotation shoulder on the FERRULETYPE oil connection body.

5. diesel heating device used for vehicle according to claim 1, it is characterized in that: the radial heat pipe inner tube is stretched out casing by the wild wall bearing hole of tail gas heat quantity collection exchange casing, the carbon seal ring groove is arranged in the bearing hole, have the protective housing fixed base on the wild wall.

6. diesel heating device used for vehicle according to claim 1 is characterized in that: tail gas heat quantity collection exchange casing both side ends is comprised of wild wall and fixing wallboard, and the dependence concaveconvex structure is connected and fixed sealing.

7. diesel heating device used for vehicle according to claim 1 is characterized in that: tail gas heat quantity gathers the commuting case both side ends and disposes protection cover-cap, and protection cover-cap has anti-fittings body rotation shoulder hole.

8. diesel heating device used for vehicle according to claim 1, it is characterized in that: the exhaust flow control box has heavy caliber air outlet flue adpting flange, have two symmetrical water conservancy diversion traffic controllers in the exhaust flow control box, be provided with kicker baffle in the exhaust flow control box.

9. diesel heating device used for vehicle according to claim 1, it is characterized in that: the external side of exhaust flow control box has symmetrical flow controlling plate driving mechanism.