CN102069699B

CN102069699B - Heating system using engine tail gas as heat source

Info

Publication number: CN102069699B
Application number: CN2010105977433A
Authority: CN
Inventors: 王泽元
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-21
Filing date: 2010-12-21
Publication date: 2012-07-04
Anticipated expiration: 2030-12-21
Also published as: CN102069699A

Abstract

The invention discloses a heating system using engine tail gas as a heat source. The heating system comprises a fan (1), a heat exchange device (2) for the engine tail gas and air, an angle type valve plate tail gas flow regulating and controlling valve (3), a tail gas flow regulating and controlling mechanism (4) and an air diffuser (5), wherein the fan (1) is communicated with a first air heat exchange device (21) and a second air heat exchange device (23) through an air inlet (A); an air outlet (B) is communicated with the air diffuser (5); a main air inlet (221) of a tail gas heat exchange channel (22) is communicated with a first valve exhaust port (312); a main exhaust port (222) is communicated with a silencer (10) through a tee joint (9); a valve air inlet (311) is communicated with an engine tail gas exhaust pipe (12); a second valve exhaust port (313) is communicated with the silencer (10) through an exhaust pipe (11) and the tee joint (9); a short rod end head (361) is connected with the end head of a pull rod (351) by a tension spring (L); and the end head of a long rod (362) is connected with the tail gas flow regulating and controlling mechanism by a guy wire (13). Through the heating system, the problem of heating of buses in cold areas in winter is completely solved.

Description

Utilize motor exhaust to do the heating system of thermal source

Technical field

The invention discloses a kind of heating system of utilizing motor exhaust to do thermal source, it comprises blower fan, the heat exchange rig of motor exhaust and air, angie type valve block exhaust flow controlling valve, exhaust flow regulating and controlling mechanism, air diffuser.

Background technology

Automobile-used warm air system generally all adopts " with the warm air system of engine coolant as thermal source " at present; This system exists deficiency to be, and one, after car starts, must pass through in a very long time car air diffuser and go out eloquence and have hot blast and blow out, can't reach car and start back moment and make the air diffuser outlet have hot blast to blow out; Two, the hot blast rate of generation is few; Especially to cold district local bus in winter; Because its moving velocity is slow; Start-stop time is short, number of times is more again; Passenger's characteristics such as up and down car door time of opening is long in addition again, the hot blast rate that heating needs in the car is bigger, thereby can't reach the requirement of the full car heating of cold district local bus in winter; For the Chinese utility model patent specification sheets that solves above-mentioned less than bulletin on September 14th, 1,2005 ZL200461190X discloses a kind of " automobile-used secondary warm air system "; This system picks out a bypass pipe road from the exhaust pipe of engine; The logical valve that ends by electromagnetic valve switch and steam pressure switch control is installed respectively on by passage successively; The logical valve that ends on the electromagnetic valve switch control by passage; Steam pressure switch is responsible for the switching between secondary warm air system and the main warm air system, the terminal radiator of connecting blowing plant of by passage.Behind engine starting, press electromagnetic switch and open the logical valve that ends of by passage, make the tail gas in the freeing pipe get into radiator, the air-out of heating drum wind system can instantaneous raising vehicle interior temperature.Too high for fear of vehicle interior temperature, after the refrigerant fluid in the driving engine reaches desired temperature, close the exhaust by passage through the solenoid control switch, close secondary warm air system through steam pressure switch, main warm air system is started working on the car." automobile-used secondary warm air system " only solves one of above-mentioned existing deficiency; The deficiency that itself exists is, one, fail to replace automobile-used " with the warm air system of engine coolant ", as its subsystem as thermal source; Two, when vehicle interior temperature is too high, can only close this system, can't vehicle interior temperature be controlled in the needed scope.

Summary of the invention

The technical matters that the present invention will solve provides a kind of heating system of utilizing motor exhaust to do thermal source; Behind engine starting, open this system, can make that the air diffuser outlet is instantaneous in the car has hot blast to blow out, and make the vehicle interior temperature fast rise, if vehicle interior temperature is too high, can vehicle interior temperature be regulated and control in institute's claimed range through the exhaust flow regulating and controlling mechanism of this system; Otherwise, otherwise; This system is particularly useful for heating in the city motor bus in winter of cold district city.

In order to address the above problem, the heating system of utilizing motor exhaust to do thermal source of the present invention comprises blower fan, the heat exchange rig of motor exhaust and air, angie type valve block exhaust flow controlling valve, exhaust flow regulating and controlling mechanism, air diffuser; The heat exchange rig of described motor exhaust and air comprises heat exchange device for air No. one, exhaust gas heat interchange channel, No. two heat exchange device for air; Wherein the exhaust gas heat interchange channel places in the middle of No. one, No. two heat exchange device for air, and is connected as a single entity, and not logotype mutually between exhaust gas heat interchange channel and No. one, No. two heat exchange device for air; Wherein, No. one, No. two the heat exchange device for air two ends have same ventilation inlet and same air outlet respectively; Wherein ventilation inlet is communicated with blower fan through an airduct, and air outlet passes through No. two airducts and air valve is communicated with diffusing gas; Wherein, the two ends of exhaust gas heat interchange channel have a primary stage port and main vent respectively, and wherein admission port of main vent and threeway is communicated with, and the threeway exhausr port is communicated with silencer; Described angie type valve block exhaust flow controlling valve comprises valve body, valve rod, angie type valve block, separator of battery plates, support, joystick; Described valve body, an end have a valve admission port, and the other end has two valve outlet, i.e. exhausr port of valve and No. two exhausr ports of valve; Wherein the valve admission port is communicated with the exhaust pipe of engine; Exhausr port of valve is communicated with the primary stage port of exhaust gas heat interchange channel; No. two exhausr ports of valve are communicated with through No. two admission ports of freeing pipe and threeway, and the threeway exhausr port is communicated with silencer; Described valve rod, it places in the valve body, and two ends flexibly connect respectively and between the valve wall of cooresponding valve body, and wherein, valve body is stretched out in valve rod one termination; Described angie type valve block, it is to be made up of the straight flange of an arc valve block and No. two arc valve block straight flanges, intersects between them and is the β angle and interfixes; It places in the valve body, by a fastener the suitable shaft length direction of the straight flange of an arc valve block in the angie type valve block is fastened on above the valve rod; Described separator of battery plates; It places in the valve body; And the inner chamber of valve body is separated into two not connected one number service roads and No. two passages from exhausr port of valve and No. two exhausr port connecting places of valve to the valve rod edge; Wherein the one number service road communicates with valve admission port and exhausr port of valve respectively, and No. two passage communicates with valve admission port and No. two exhausr ports respectively; Described support, fixing arm-tie on the one of which transverse plane, and perpendicular with the plane, it passes the valve rod termination, and by No. two fasteners it is fastened on above the valve body; Described joystick; Itself and valve rod termination are perpendicular; By No. three fasteners it is fastened on above the valve rod termination, and is the demarcation line, it is divided into quarter butt does two sections with long with the valve rod termination; Wherein quarter butt is connected with the arm-tie termination away from the termination of that end of valve rod termination, and stock is connected with the exhaust flow regulating and controlling mechanism by backguy away from the termination of that end of valve rod termination.

In sum, adopt the heat exchange rig of motor exhaust and air, purpose is that the air diffuser outlet can blow out hot blast moment in the car in order to make behind the engine starting, makes vehicle interior temperature understand fast rise; Adopting two heat exchange device for air, is in order to increase motor exhaust and cold air heat exchange amount, to import the interior hot blast rate of car thereby increase; Adopt angie type valve plate exhaust flow controlling valve and exhaust flow regulating and controlling mechanism; Purpose is to regulate and control the height of the temperature in the car through its flow size of regulating and control motor exhaust entering exhaust gas heat interchange channel, thereby makes the temperature in the car can realize that retentive control is in desired scope.

Description of drawings

Below in conjunction with the accompanying drawing and the specific embodiment heating system of utilizing motor exhaust to do thermal source of the present invention is done further explain:

Shown in Figure 1 is structural representation of the present invention.

Shown in Figure 2 is the front view of the heat exchange rig of motor exhaust of the present invention and air.

Shown in Figure 3 is the lateral plan of the heat exchange rig of motor exhaust of the present invention and air.

Shown in Figure 4 is the birds-eye view of the heat exchange rig of motor exhaust of the present invention and air.

Shown in Figure 5 is the front view of angie type valve block exhaust flow controlling valve of the present invention.

Shown in Figure 6 is the cutaway view of angie type valve block exhaust flow controlling valve of the present invention.

The specific embodiment

The heat exchange rig 2 of Fig. 1, Fig. 2, Fig. 3, motor exhaust shown in Figure 4 and air comprises heat exchange device for air 21 No. one, 22, No. two heat exchange device for air 23 in exhaust gas heat interchange channel; It is middle that wherein exhaust gas heat interchange channel 22 places No. one, No. two heat exchange device for

air

21,23, and be connected as a single entity, and not connected; Wherein No. one, No. two heat exchange device for

air

21,23 two ends have same ventilation inlet A and same air outlet B respectively, and wherein ventilation inlet A is communicated with blower fan 1 through an airduct 6, and air outlet B is communicated with air diffuser 5 with air valve 7 through No. two airducts 8; 22 two ends, exhaust gas heat interchange channel have a primary stage port 221 and a main vent 222 respectively, and wherein admission port 91 of main vent 222 and threeway is communicated with, and threeway exhausr port 93 is communicated with silencer 10.

Fig. 1, Fig. 5, angie type valve block exhaust flow controlling valve 3 shown in Figure 6 comprise valve body 31, valve rod 32, angie type valve block 33, separator of battery plates 34, support 35, joystick 36; Described valve body 31, one ends have a valve admission port 311, and the other end has two exhausr ports, are respectively exhausr port of valve 312 and queue mouth 313 for No. two with valve; Wherein valve admission port 311 is communicated with the exhaust pipe of engine 11; Exhausr port 312 of valve is communicated with the main air inlet 221 of exhaust gas heat interchange channel 22; No. two exhausr ports of valve 313 are communicated with through No. two admission ports 92 of freeing pipe 11 and threeway, and threeway exhausr port 93 is communicated with silencer 10; Described valve rod 32, it places in the valve body 31, and two ends flexibly connect with the valve wall of corresponding valve body 31 respectively, and wherein stretch out outside the valve body 31 the valve rod termination 321 of valve rod 32 1 ends; Described angie type valve block 33, it is that straight flange by the straight flange of an arc valve block 331 and No. two arc valve blocks 332 constitutes, and intersects between them and is the β angle and interfixes; It places in the valve body 31, by a fastener 37 suitable valve rod 32 length directions of the straight flange of an arc valve block 331 in the angie type valve block 33 is fastened on above the valve rod (32); Described separator of battery plates 34; It places in the valve body 31; Its with the inner chamber of valve body 31 from No. one, valve, No. two exhausr ports 312 of valve, between 313 inwall to valve rod 32 edges of connecting place 314; And be separated into two not connected one number service roads 315 and No. two passages 316 along valve rod 32 length directions, and wherein one number service road 315 communicates with valve admission port 311 and exhausr port 312 of valve respectively, and No. two passage 316 communicates with valve admission port 311 and No. two exhausr ports 313 of valve respectively; Described support 35, a fixing arm-tie 351 on the one of which transverse plane, and perpendicular with the plane, it passes valve rod termination 321, by No. two fasteners 38 it is fastened on above the valve body 31; Described joystick 36; Itself and valve rod termination 321 are perpendicular; By No. three fasteners 39 it is fastened on above the valve rod termination 321, and is the demarcation line, joystick 36 is divided into

quarter butt

361 and 362 two sections of stocks with valve rod termination 321; Wherein quarter butt 361 is connected with arm-tie 351 terminations away from the termination of valve rod termination 321 those ends, and stock 362 is connected with exhaust flow regulating and controlling mechanism 4 by backguy 13 away from the termination of valve rod termination 321 those ends.

The present invention utilizes motor exhaust to do the heating system of thermal source; Carry out work by following mode: first start the engine; Start blower fan 1 then; Motor exhaust gets in the angie type valve block tail gas controlling valves 3 via the exhaust pipe of engine 11 and valve admission port 311, and is wherein a part of or all get in the exhaust gas heat interchange channels 22 via exhausr port of valve 312 and primary stage port 221, discharges via main vent 222, threeway 9 and silencer 10; Another is partly discharged via No. two exhausr ports 313 of valve, freeing pipe 11, threeway 9 and silencer 10; Meanwhile cold air is blown into respectively in No. one, No. two heat exchange device for

air

21,23 via airduct 6 and ventilation inlet A by blower fan 1; And with get into motor exhaust in the exhaust gas heat interchange channel 22 and carry out the hot air that produces behind the interchange of heat; Get in the air diffusers 5 via exhaust outlet B, No. two airducts 8 and air valve 7, and be blown in the car by its outlet.Make the vehicle interior temperature fast rise.If vehicle interior temperature is too high; Can pass through exhaust flow regulating and controlling mechanism 4 and angie type valve block exhaust flow controlling valve 3; Adjustment reduces the exhaust flow that flows into exhaust gas heat interchange channel 22, and the hot blast temperature that is blown in the car is descended, thereby the temperature in the car is also descended thereupon; Can vehicle interior temperature be adjusted to and be controlled in the needed range of temperatures, otherwise otherwise; The also about thereupon equivalent of exhaust flow of meanwhile discharging through No. two exhausr ports of valve 313 these passages increases, otherwise otherwise.When not needing heating in the car; Through exhaust flow control mechanism 4; Close the arc valve plate of wherein No. one of exhaust flow controlling valve 3 331 fully, also opened No. two arc valve plates 332 wherein simultaneously in the lump fully; Make tail gas not through exhaust gas heat interchange channel 22, and discharge by No. two deflation holes of valve 313 these passages.

The present invention utilizes motor exhaust to do the heating system of thermal source, is not limited to above-mentioned embodiment, and every employing motor exhaust and air carry out the heat exchange rig of all different modes of direct heat exchange, all drop within the protection of the present invention.

Claims

1. one kind is used for the heating system that motor exhaust is done thermal source, comprises blower fan (1), the heat exchange rig of motor exhaust and air (2), angie type valve block exhaust flow controlling valve (3), exhaust flow regulating and controlling mechanism (4), air diffuser (5); It is characterized in that: the heat exchange rig of described motor exhaust and air (2) comprises a heat exchange device for air (21), exhaust gas heat interchange channel (22), No. two heat exchange device for air (23); Wherein exhaust gas heat interchange channel (22) place in the middle of No. one, No. two heat exchange device for air (21,23), its be connected as a single entity between the two, and not connected; Wherein No. one, No. two heat exchange device for air (212,23) two ends have same ventilation inlet (A) and same air outlet (B) respectively; Wherein ventilation inlet (A) is communicated with through an airduct (6) blower fan (1) interior with being fixed on railway carriage; Air outlet (B) is communicated with through No. two airducts (8) and air valve (7) air diffuser (5) interior with being fixed on railway carriage; Wherein two ends, exhaust gas heat interchange channel (22) have a primary stage port (221) and main vent (222) respectively; Wherein main vent (222) is communicated with an admission port of threeway (91), and threeway exhausr port (93) is communicated with silencer (10); Described angie type valve block exhaust flow controlling valve (3) comprises valve body (31), valve rod (32), angie type valve block (33), separator of battery plates (34), support (35), joystick (36); Described valve body (31); One end has a valve admission port (311), and the other end has two exhausr ports, i.e. No. two exhausr ports of an exhausr port of valve (312) and valve (313); Wherein valve admission port (311) is communicated with the exhaust pipe of engine (11); An exhausr port of valve (312) is communicated with the primary stage port (221) of exhaust gas heat interchange channel (22), and No. two exhausr ports of valve (313) are communicated with No. two admission ports of threeway (92) through freeing pipe (11), and threeway exhausr port (93) is communicated with silencer (10); Described valve rod (32), it places in the valve body (31), and two ends flexibly connect respectively and between the valve wall of corresponding valve body (31), and wherein stretch out outside the valve body (31) a valve rod termination (321) of valve rod (32); Described angie type valve block (33), it is to be made up of the straight flange of the straight flange of an arc valve block (331) and No. two arc valve blocks (332), intersects between them and is the β angle and interfixes; It places in the valve body (31), is fastened on above the valve rod (32) along valve rod (32) length direction by the straight flange of a fastener (37) with the arc valve block (331) in the angie type valve block (33); Described separator of battery plates (34); It places in the valve body (31); And with the inner chamber of valve body (31) edge from inwall to the valve rod (32) of an exhausr port of valve (312) and No. two exhausr ports of valve (313) connecting places (314); Be separated into two not connected one number service roads (315) and No. two passages (316) along valve rod (32) length direction; Wherein one number service road (315) communicate with a valve admission port (311) and an exhausr port (312) respectively, and No. two passages (316) communicate with valve admission port (311) and No. two exhausr ports (313) respectively; Described support (35), a fixing arm-tie (351) on the one of which transverse plane, and perpendicular with the plane, it passes valve rod termination (321), and by No. two fasteners (38) it is fastened on above the valve body (31); Described joystick (36); Itself and valve rod termination (321) are perpendicular; And it is fastened on above the valve rod termination (321) by No. three fasteners (39); And be the demarcation line with valve rod termination (321); Joystick (36) is divided into (362) two sections of quarter butt (361) and stocks, and wherein quarter butt (361) is connected with arm-tie (351) termination by extension spring (L) away from the termination of that end of valve rod termination (321), and stock (362) is connected with exhaust flow regulating and controlling mechanism (4) in being fixed on railway carriage by backguy (13) away from the termination of that end of valve rod termination (321).