CN107165757A - A kind of engine coolant heating device - Google Patents
A kind of engine coolant heating device Download PDFInfo
- Publication number
- CN107165757A CN107165757A CN201710334090.1A CN201710334090A CN107165757A CN 107165757 A CN107165757 A CN 107165757A CN 201710334090 A CN201710334090 A CN 201710334090A CN 107165757 A CN107165757 A CN 107165757A
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- CN
- China
- Prior art keywords
- temperature sensor
- check valve
- heating tube
- cylinder
- conduit
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N19/00—Starting aids for combustion engines, not otherwise provided for
- F02N19/02—Aiding engine start by thermal means, e.g. using lighted wicks
- F02N19/04—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines
- F02N19/10—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines by heating of engine coolants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention provides a kind of engine coolant heating device, including cylinder and temperature controller, the temperature sensor for also including stretching into inner barrel installs conduit, temperature sensor is installed conduit two ends and is connected with cylinder two ends, stretch into the heating tube of inner barrel, heating tube one end is arranged on one end of cylinder, and heating tube is installed conduit by support and temperature sensor and is connected.The heating tube of original cantilever beam structure is changed to simple beam structure, the vibration resistance of heating tube is improved, the service life of heating tube is extended.
Description
Technical field
The present invention relates to technical field of engines, more specifically to a kind of engine coolant heating device.
Background technology
Existing coolant heater is functionally more complete, particularly compulsory circulative cooling liquid heater
Application.But relative to the heater of forced circulation, the heating means of thermal siphon phenomenon can make the local temperature of engine
Du Genggao, particularly cylinder cap and cylinder sleeve position, thus it is better using the coolant heater of thermosiphon principle.But by
The characteristics of thermosiphon principle, existing product is in urgent need to be improved in reliability design, anti-misloading and improper installation protection, therefore
Barrier rate is up to more than 1% for a long time.When being applied to the high-power commercial Application of huge discharge and marine engine, above mentioned problem is just more
Plus it is prominent.
In the prior art, the high-power engine of huge discharge generally requires powerful heater, and actual installation
Space limits radial dimension can not be excessive, therefore axial dimension is longer, therefore causes the jib-length of heating tube also long.
For a long time and under the vibration environment of high intensity, heating tube may shift to an earlier date cracking wait and fail.
Therefore, the vibration resistance of heating tube how is improved, extends the service life of heating tube, becomes people in the art
Member's urgent problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of engine coolant heating device, by original cantilever beam
The heating tube of structure is changed to simple beam structure, improves the vibration resistance of heating tube, extends the service life of heating tube.
To achieve the above object, the present invention provides following technical scheme：
A kind of engine coolant heating device, including cylinder and temperature controller, in addition to：
The temperature sensor for stretching into inner barrel installs conduit, and the temperature sensor installs conduit two ends and the cylinder
Two ends are connected；
The heating tube of inner barrel is stretched into, described heating tube one end is arranged on one end of the cylinder, and the heating tube is led to
Support is crossed to be connected with temperature sensor installation conduit.
Preferably, described device also includes check valve and temperature sensor, wherein the check valve is arranged on the cylinder
One end, the temperature sensor is arranged on below the check valve.
Preferably, the temperature sensor installs conduit and installs limited location plug, the temperature close to described check valve one end
It is straight tube to spend sensor to install conduit, and the temperature sensor is arranged on the temperature sensor and installed in conduit, the temperature
Sensor is spacing by the spacing plug.
Preferably, the temperature sensor is thermal resistance sensor.
Preferably, described device also includes check valve, and the check valve is arranged on described cylinder one end, and the check valve is adopted
Installed with tilting, the check valve valve port is obliquely.
Preferably, described device also includes cock of water drain, and the cock of water drain is located on the cylinder close to described unidirectional
Valve one end, the cock of water drain is arranged on below the check valve.
Preferably, protection device is installed on the temperature controller.
Preferably, the protection device is label and/or sealed with wax.Both protection setting parameter is not random for this safeguard measure
Change, and the flexibility of system heating-up temperature adjustment is remained to a certain extent.
Preferably, the heating tube is U-tube.
It can be seen from the above technical proposal that the invention provides a kind of engine coolant heating device, including cylinder
And temperature controller, in addition to the temperature sensor installation conduit of inner barrel is stretched into, the temperature sensor installs conduit two
End is connected with the cylinder two ends, stretches into the heating tube of inner barrel, and described heating tube one end is arranged on one end of the cylinder,
The heating tube is installed conduit by support and the temperature sensor and is connected.The heating tube of original cantilever beam structure is changed to
Simple beam structure, improves the vibration resistance of heating tube, extends the service life of heating tube.
Temperature sensor installs conduit and is also convenient for the circumferentially positioned of sensor by the way of two ends are fixed, and prevents sensor
There is the installation deviation of circumferencial direction, so that deviation occurs in sensor temperature zone, and then influence the essence of system control temperature
True property.
If installation personnel is mistakenly by the intake-outlet reversal connection of heater, due to the left and right of check valve, heated liquid
Temperature rises rapidly, and can not normally flow out, and temperature protective device will quickly sense, rapid cut-out heating tube power supply, so that
Prevent heating tube from overheating scaling loss.
If installation personnel does not exclude the large quantity of air in heating system as requested, vapour lock is formed in systems, then
Above-mentioned design arrangement rises rapidly the temperature for causing temperature sensor region, and temperature protective device will quickly sense, and cut rapidly
Disconnected heating tube power supply, so as to prevent heating tube from overheating scaling loss.
Inclined mounting bracket is used at the top of heater, the purpose is to:When a small amount of gas of remaining in system, improve
The deaeration capability of system, prevents the problem of local dry burning overheat occurs in heating tube, and then improve the service life of heating tube.
If installation personnel is not upward by the delivery port of heater as requested, thermosyphon circulation is caused not realize,
So that heater internal temperature steeply rises, then above-mentioned design arrangement by the temperature for causing temperature sensor region it is rapid on
Rise, temperature protective device will quickly sense, rapid cut-out heating tube power supply, so as to prevent heating tube from overheating scaling loss.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the embodiment 1 of engine coolant heating device disclosed by the invention；
The schematic diagram of posture after Fig. 2 installs for a kind of engine coolant heating device disclosed by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of structural representation of the engine coolant heating device embodiment 1 provided for the present invention,
The present apparatus includes cylinder 1 and temperature controller, in addition to：
The temperature sensor stretched into inside cylinder 1 installs conduit 2, and temperature sensor installs the two ends of conduit 2 and the two ends of cylinder 1
Connection；
Because being limited by actual installation space, cylinder 1 is advisable using cylinder-like structure.Temperature sensor install conduit 2 by
Cylinder 1 is stretched into the one end of cylinder 1, and is connected with the other end of cylinder 1.
The heating tube 3 stretched into inside cylinder 1, one end of heating tube 3 is arranged on one end of cylinder 1, and heating tube 3 passes through support 4
Conduit 2 is installed with temperature sensor to be connected；
Heating tube 3 is stretched into inside cylinder 1, for ease of the connection of device gut line, and heating tube 3 is installed from temperature sensor and led
The inserting end of pipe 2, which is stretched into, to be advisable, and the part that heating tube 3 stretches into cylinder 1 is connected by support 4 and temperature sensor installation conduit 2, is
Ensure the vibration resistance of heating tube 3, the position of support 4 stretches into the end of cylinder 1 close proximity to heating tube 3, to ensure the property of support 4
Can, support 4 is advisable using welding support 4.
It can be seen from the above technical proposal that the invention provides a kind of engine coolant heating device, including cylinder 1
And temperature controller, in addition to the temperature sensor installation conduit 2 stretched into inside cylinder 1, the temperature sensor installation conduit 2
Two ends are connected with the two ends of cylinder 1, the heating tube 3 stretched into inside cylinder 1, and described one end of heating tube 3 is arranged on the cylinder 1
One end, the heating tube 3 installs conduit 2 by support 4 and the temperature sensor and is connected.By original cantilever beam structure
Heating tube 3 is changed to simple beam structure, improves the vibration resistance of heating tube 3, extends the service life of heating tube 3.
Temperature sensor installs conduit 2 and is also convenient for the circumferentially positioned of sensor by the way of two ends are fixed, and prevents sensing
There is circumferencial direction installation and deviation occurs in device, so as to influence sensor temperature zone deviation occur, and then influences system control temperature
Accuracy.
If installation personnel is mistakenly by the intake-outlet reversal connection of heater, due to the left and right of check valve, heated liquid
Temperature rises rapidly, and can not normally flow out, and temperature protective device will quickly sense, rapid cut-out heating tube power supply, so that
Prevent heating tube from overheating scaling loss.
If installation personnel does not exclude the large quantity of air in heating system as requested, vapour lock is formed in systems, then
Above-mentioned design arrangement rises rapidly the temperature for causing temperature sensor region, and temperature protective device will quickly sense, and cut rapidly
Disconnected heating tube power supply, so as to prevent heating tube from overheating scaling loss.
Inclined mounting bracket is used at the top of heater, the purpose is to:When a small amount of gas of remaining in system, improve
The deaeration capability of system, reduces the problem of heating tube has local dry burning overheat, and then improve the service life of heating tube.
If installation personnel is not upward by the delivery port of heater as requested, it is impossible to realize thermosyphon circulation so that
Heater internal temperature steeply rises, then above-mentioned design arrangement rises rapidly the temperature for causing temperature sensor region,
Temperature protective device will quickly sense, rapid cut-out heating tube power supply, so as to prevent heating tube from overheating scaling loss.
Further to optimize this programme, as shown in figure 1, on the basis of embodiment 1, the present apparatus may also include check valve 5
And temperature sensor 6, wherein check valve 5 is installed in the one end of cylinder 1, and temperature sensor 6 is arranged on the lower section of check valve 5.
Check valve 5 is arranged on one end of cylinder 1, wherein, stretching for cylinder 1 is stretched into one end that check valve 5 is installed with heating tube 3
Enter to hold difference to be advisable, inserting end is one end that heating tube 3 is connected with cylinder 1.Temperature sensor 6 is pacified installed in temperature sensor
Fill in conduit 2, temperature sensor 6 is arranged on the lower section of check valve 5.Therefore the temperature at place is closest to system temperature, i.e. engine
Cooling system temperature, if the installation site of temperature sensor 6 is too high or the inserting end of conduit 2 is installed too close to temperature sensor,
Its temperature gathered will be far above system temperature, the temperature value that is stopped that cause the present apparatus to set deviate system temperature compared with
It is many.
For further optimization this programme, it is provided with as shown in figure 1, temperature sensor installs conduit 2 close to the one end of check valve 5
Spacing plug 7, it is straight tube that temperature sensor, which installs conduit 2, and temperature sensor 6 is arranged on temperature sensor and installed in conduit 2, temperature
Spend sensor 6 spacing by spacing plug 7.
Temperature sensor installs conduit 2 and uses straight tube structure, space that can be in effectively save cylinder 1, is easy to TEMP
The installation of device 6.Installed in temperature sensor and spacing plug 7 be installed in conduit 2, be accurately positioned the installation site of temperature sensor 6,
Ensure the temperature that measures of temperature sensor 6 closest to system temperature.
Temperature sensor 6 in such scheme can use thermal resistance sensor, and thermal resistance sensor has the advantage that：Electricity
Hinder temperature characterisitic stable, repdocutbility is good.Compared with thermocouple, it does not have reference junciton error problem；There is larger measurement range, especially
It is in terms of low temperature；It can readily be used in automatic measurement and telemeasurement.
On the basis of embodiment 1, present invention also offers another specific embodiment, as shown in figure 1, device is also
Including check valve 5, check valve 5 is arranged on the one end of cylinder 1, and check valve 5 is using installation is tilted, and the valve port of check valve 5 is obliquely.
Check valve 5 is installed using inclination, i.e., when the present apparatus is correctly installed as shown in Figure 2, the valve port of check valve 5 and horizontal plane
Into non-90 degree angle, wherein, the angle of the valve port of check valve 5 and horizontal plane is advisable into 40 degree to 50 degree, its mounting means such as Fig. 1
Shown, valve element is in valve port upper end with valve port junction, and check valve 5 needs to overcome gravity acting, is effectively guaranteed when opening
The reverse sealing of check valve 5, makes medium to flow into cylinder 1 by check valve 5, it is impossible to from the outflow tube 1 of check valve 5.
On the basis of embodiment 1, present invention also offers another specific embodiment, as shown in figure 1, device is also
Including cock of water drain 8, cock of water drain 8 is located on cylinder 1 close to the one end of check valve 5, when cock of water drain 8 is arranged under check valve 5
Side, cock of water drain 8, which is opened, can be such that liquid in cylinder 1 is flowed out by the lowest part of cylinder 1.
Further optimize on the basis of such scheme, can also protection device for installing, temperature controller on temperature controller
Outside cylinder 1, in the running of automobile, in fact it could happen that transposition or impaired situation, accordingly, it would be desirable in temperature control
Protection device for installing on device processed, prevents that temperature controller from being adjusted extremely, while retaining the feasibility of adjustment again, so that user enters
Row regulation.Protection device can be using label and/or being sealed with wax, and label and sealing with wax is simple to manufacture, and cost is relatively low.
Further optimize on the basis of such scheme, heating tube 3 can use U-tube, can effectively be increased using U-tube and added
The contact area of heat pipe 3 and logical in-vivo medium, improves the efficiency of heating surface, while reducing the caloric value of unit area, improves its life-span.
As shown in Fig. 2 the vapour lock to solve the problems, such as heater, it is necessary to so that cylinder 1 is overall along Way out updip
(gas, which is moved up, to be automatically drained out).There is one 1~3 ° of inclination angle in the mounting bracket for this heater so that heating dress
Put entrance location after installation slightly to have a down dip, outlet port slightly updip, realize automatic exhaust.
The embodiment of each in this specification is described by the way of progressive, what each embodiment was stressed be with it is other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
1. a kind of engine coolant heating device, including cylinder and temperature controller, it is characterised in that also include：
The temperature sensor for stretching into inner barrel installs conduit, and the temperature sensor installs conduit two ends and the cylinder two ends
Connection；
The heating tube of inner barrel is stretched into, described heating tube one end is arranged on one end of the cylinder, and the heating tube passes through branch
Frame is installed conduit with the temperature sensor and is connected.
2. device as claimed in claim 1, it is characterised in that described device also includes check valve and temperature sensor, wherein
The check valve is arranged on described cylinder one end, and the temperature sensor is arranged on below the check valve.
3. device as claimed in claim 2, it is characterised in that the temperature sensor installs conduit close to the check valve one
Limited location plug is installed at end, and it is straight tube that the temperature sensor, which installs conduit, and the temperature sensor is passed installed in the temperature
Sensor is installed in conduit, and the temperature sensor is spacing by the spacing plug.
4. the device as described in claim any one of 1-3, it is characterised in that the temperature sensor is thermal resistance sensor.
5. device as claimed in claim 1, it is characterised in that described device also includes check valve, the check valve is arranged on
Described cylinder one end, the check valve is using installation is tilted, and the check valve valve port is obliquely.
6. device as claimed in claim 1, it is characterised in that described device also includes cock of water drain, the cock of water drain position
In, close to described check valve one end, the cock of water drain is arranged on below the check valve on the cylinder.
7. the device as described in claim any one of 1-3 and 5-6, it is characterised in that guarantor is provided with the temperature controller
Protection unit.
8. device as claimed in claim 7, it is characterised in that the protection device is label and/or sealed with wax.
9. the device as described in claim any one of 1-3 and 5-6, it is characterised in that the heating tube is U-tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710334090.1A CN107165757A (en) | 2017-05-12 | 2017-05-12 | A kind of engine coolant heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710334090.1A CN107165757A (en) | 2017-05-12 | 2017-05-12 | A kind of engine coolant heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107165757A true CN107165757A (en) | 2017-09-15 |
Family
ID=59814968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710334090.1A Pending CN107165757A (en) | 2017-05-12 | 2017-05-12 | A kind of engine coolant heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107165757A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88200194U (en) * | 1988-01-16 | 1988-11-30 | 呼兰县呼兰镇三友电器修配厂 | Cooling liquid constant temperature heater for motor vehicle engine |
| CN2228551Y (en) * | 1995-08-21 | 1996-06-05 | 周兆平 | Heater for motor vehicle engine |
| WO1997019265A2 (en) * | 1995-11-21 | 1997-05-29 | Universal Diesel Products Inc. | Fuel pre-heater |
| CN201953543U (en) * | 2011-01-28 | 2011-08-31 | 郑州宇动新能源有限公司 | Water preheating device for diesel generator |
| CN205260197U (en) * | 2016-01-06 | 2016-05-25 | 淄博柴油机总公司 | Diesel engine cylinder liner water heating device |
| CN207111283U (en) * | 2017-05-12 | 2018-03-16 | 重庆康明斯发动机有限公司 | A kind of engine coolant heating device |
-
2017
- 2017-05-12 CN CN201710334090.1A patent/CN107165757A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88200194U (en) * | 1988-01-16 | 1988-11-30 | 呼兰县呼兰镇三友电器修配厂 | Cooling liquid constant temperature heater for motor vehicle engine |
| CN2228551Y (en) * | 1995-08-21 | 1996-06-05 | 周兆平 | Heater for motor vehicle engine |
| WO1997019265A2 (en) * | 1995-11-21 | 1997-05-29 | Universal Diesel Products Inc. | Fuel pre-heater |
| CN201953543U (en) * | 2011-01-28 | 2011-08-31 | 郑州宇动新能源有限公司 | Water preheating device for diesel generator |
| CN205260197U (en) * | 2016-01-06 | 2016-05-25 | 淄博柴油机总公司 | Diesel engine cylinder liner water heating device |
| CN207111283U (en) * | 2017-05-12 | 2018-03-16 | 重庆康明斯发动机有限公司 | A kind of engine coolant heating device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |