CN215662852U - Heater special for heating driver's cab of small and medium-sized vehicle - Google Patents
Heater special for heating driver's cab of small and medium-sized vehicle Download PDFInfo
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- CN215662852U CN215662852U CN202122187966.9U CN202122187966U CN215662852U CN 215662852 U CN215662852 U CN 215662852U CN 202122187966 U CN202122187966 U CN 202122187966U CN 215662852 U CN215662852 U CN 215662852U
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Abstract
The utility model discloses a special heater for warming a small and medium-sized vehicle cab, which comprises a shell, an air inlet and an air outlet, wherein a double-output motor is arranged in the shell through a combustion-supporting air seat; an exhaust nozzle is arranged on the heat exchange cylinder; a combustion seat and a continuous combustion cylinder are arranged in the heat exchange cylinder, and a windmill-shaped air inlet channel is arranged on the outer end surface of the combustion seat; an annular combustion chamber is arranged at the periphery of the gas guide pipe cavity on the inner side of the combustion seat, and an ignition plug and an oil inlet pipe are arranged on the combustion seat; a plurality of air diffusing ports are uniformly distributed on the wall of the air guide pipe along the circumferential direction. The beneficial effects are that: the structure is compact, the volume is small, and the heat exchange efficiency is high; the application range is wide, and the device can be widely applied to various medium and small vehicles, various vehicle-mounted shelter, field command, camping tent and the like.
Description
Technical Field
The utility model relates to a heater, in particular to a special heater for warming a small and medium-sized vehicle cab.
Background
The heating heater is an important part for heating the cab of the vehicle, and is widely applied, particularly in cold northern areas. In daily life nowadays, the demand of diesel oil is increasing day by day, but winter heating in the cab of a diesel vehicle becomes a very serious problem, and many automobiles are changed to volatile liquid fuel or gas fuel with better economical efficiency and emission performance. A lot of preheater manufacturers seize the chance of heavy load and add the air preheater into a standard production automobile, and the following problems generally exist at present: 1) the fuel supply technology is incomplete, so that carbon deposition is generated inside the combustion chamber, and the normal operation of the heater is influenced; 2) the ignition plug has imperfect structure, low temperature, slow temperature rise and no good ignition effect. 3) The heat exchange capacity of the heat exchange system is insufficient, so that a large amount of heat is lost; 4) the integral framework is not strict and is a main reason for causing unstable combustion performance; 5) the circulated heat is little, and the temperature in the vehicle is not constant.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a special heater for warming a small and medium-sized vehicle cab, which has the advantages of compact structure, high heat exchange efficiency and wide application range.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a special heater for warming a small and medium-sized vehicle cab comprises a shell, wherein an air inlet and an air outlet are respectively arranged at two ends of the shell, a double-output motor is arranged at one end, corresponding to the air inlet, in the shell through a combustion-supporting air seat, an air supply impeller is arranged on an output shaft at one end, corresponding to the air inlet, of the motor, an air inlet nozzle is arranged on the combustion-supporting air seat, a heat exchange cylinder is connected to the inner side of the combustion-supporting air seat, and a combustion-supporting air wheel is arranged on an output shaft at the other end of the motor and used for sucking combustion-supporting air; an exhaust nozzle communicated with the inner cavity of the heat exchange cylinder is arranged on the heat exchange cylinder, and the air inlet nozzle and the exhaust nozzle are respectively led out from the bottom surface of the shell;
a combustion seat and a continuous combustion cylinder which are connected with each other are arranged in the heat exchange cylinder, and a windmill-shaped air inlet channel is arranged on the outer end surface of the combustion seat close to the combustion-supporting wind wheel and used for forming spiral airflow to enter an air guide pipe cavity in the center of the combustion seat; an annular combustion chamber is arranged on the inner side of the combustion seat and positioned at the periphery of the gas guide pipe cavity, an installation hole communicated with the combustion chamber is formed in the combustion seat, an ignition plug is installed in the installation hole, an oil inlet pipe is arranged on the combustion seat, the inner end of the oil inlet pipe is communicated with the installation hole, and the outer end of the oil inlet pipe is led out from the bottom surface of the shell; a plurality of air diffusing ports are uniformly distributed on the wall of the air guide pipe cavity along the circumferential direction and are used for uniformly guiding the spiral air flow into the combustion chamber.
Preferably, the air inlet channel is composed of an arc-shaped guide plate arranged on the outer end face of the combustion seat and a cover plate connected to the outer end of the arc-shaped guide plate, and is used for forming a plurality of air inlet channels.
As a further preference, the cover plate is connected to the arc-shaped guide plate through screws so as to be convenient to replace, and therefore the air inflow is adjusted.
More preferably, the plurality of air diffuser openings are equal in width and two adjacent air diffuser openings are different in length; the airflow can enter the combustion chamber more uniformly.
Preferably, the combustion-supporting air seat is an aluminum casting and is wrapped at the outer edge of the motor in a half mode, so that heat dissipation of the motor is facilitated, and the service life of the motor is prolonged.
More preferably, the afterburning cylinder is tubular and is coaxially welded to an outer wall end surface of the combustion chamber.
Preferably, the inner wall and the outer wall of the heat exchange cylinder are respectively provided with a fin to further improve the heat exchange efficiency.
The utility model has the beneficial effects that:
1. because the outer end surface of the combustion seat close to the combustion-supporting wind wheel is provided with the windmill-shaped air inlet channel, the combustion-supporting air sucked by the combustion-supporting wind wheel can form spiral airflow to enter the air guide pipe cavity at the center of the combustion seat through the windmill-shaped air inlet channel; the fuel oil entering through the oil inlet pipe is more uniformly and fully combusted in the combustion chamber by uniformly guiding the plurality of air diffusing ports uniformly distributed on the wall of the air guide pipe along the circumferential direction into the combustion chamber, so that the heat exchange efficiency is greatly improved; compact structure, small volume and long service life.
2. The device has wide application range, can be widely applied to various small and medium-sized vehicles, various vehicle-mounted cabins, field commanding, camping tents and the like, realizes heat generation of fuel oil through two-way isolated circulation of combustion and heat exchange, takes away heat through forced air circulation in the vehicles, and achieves the purpose of cleaning and heating air in a cab of the motor vehicle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of fig. 1.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a sectional view B-B of fig. 3.
FIG. 5 is a schematic view of the structure of the combustion base of the present invention.
Detailed Description
As shown in fig. 1-5, the heater for warming the cab of a small and medium-sized vehicle according to the present invention includes a plastic casing 1, the casing 1 includes a square main body 101, an upper cover 102 and an end cover 103, the upper cover 102 is fastened on the main body 101 and connected with the main body 101 through a buckle 104, and the end cover 103 is inserted into and clamped at one end of the outlet of the main body 101. The air inlet 105 is formed by combining a main body 101 and an upper cover 102, the outer end of the air inlet 105 is connected with a hollow air inlet cap 12 through threads, the buckles 104 are symmetrically arranged on two sides of the air inlet 105, and the round opening at the outer end of the end cover 103 forms the air outlet 106.
The double-output motor 10 is installed in the shell 1 corresponding to one end of the air inlet 105 through the combustion-supporting air seat 2 and the screws, and the combustion-supporting air seat 2 is an aluminum casting and is half-wrapped on the outer edge of the motor 10, so that heat dissipation of the motor is facilitated, and the service life of the motor is prolonged. An output shaft of the motor 10 at one end corresponding to the air inlet 105 is provided with an air supply impeller 11 for introducing air in the cab into the housing 1. One end of the combustion-supporting air seat 2, which corresponds to the air supply impeller 11, is sleeved with a cross-shaped motor support 9, and the outer end of the motor support 9 is supported on the inner wall of the shell 1 and used for supporting the motor in an auxiliary manner.
An air inlet nozzle 201 and an air inlet channel 202 which are mutually communicated are arranged on the combustion-supporting air seat 2, the inner side of the combustion-supporting air seat 2 is connected with the heat exchange cylinder 5 through a screw, a combustion-supporting wind wheel 8 is arranged on an output shaft at the other end of the motor 10, and the combustion-supporting wind wheel 8 is positioned in an outer port of the heat exchange cylinder 5 and is used for sucking combustion-supporting air through the air inlet nozzle 201 and the air inlet channel 202; an exhaust nozzle 501 communicated with the inner cavity of the heat exchange tube 5 is arranged on the heat exchange tube, and the air inlet nozzle 201 and the exhaust nozzle 501 are respectively led out from a mounting opening on the bottom surface of the shell 1. A bottom cover 4 is buckled below the mounting opening, the air inlet nozzle 201 and the air outlet nozzle 501 respectively penetrate through the bottom cover 4, and the base of the heat exchange cylinder 5 is fixedly connected with the bottom cover 4 through a screw 15.
A combustion seat 7 and a continuous combustion cylinder 6 which are connected with each other are arranged in the heat exchange cylinder 5, the combustion seat 7 is fixed in the heat exchange cylinder 5 through screws and is close to a combustion-supporting wind wheel 8, and a windmill-shaped air inlet passage 701 is arranged on the outer end face of the combustion seat 7 close to the combustion-supporting wind wheel 8 and is used for enabling sucked combustion-supporting air to form spiral airflow to enter an air guide pipe cavity in the center of the combustion seat 7; the air inlet passage 701 is composed of an arc-shaped guide plate 702 arranged on the outer end face of the combustion seat 7 and a cover plate 3 connected to the outer end of the arc-shaped guide plate, and is used for forming a plurality of air inlet passages, eight are taken as an example in the embodiment. The cover plate 3 is connected to the arc-shaped guide plate 702 through screws so as to be convenient to replace, thereby adjusting the air input.
An annular combustion chamber 703 is arranged on the inner side of the combustion seat 7 and positioned at the periphery of the air guide tube cavity, an installation hole 705 communicated with the combustion chamber 703 is arranged on the combustion seat 7, an ignition plug 13 is inserted in the installation hole, an oil inlet hole is arranged on the outer wall of the installation hole on the combustion seat 7 and connected with an oil inlet pipe 14, the inner end of the oil inlet pipe 14 is communicated with the installation hole 705, and the outer end of the oil inlet pipe is led out from the bottom cover 4 on the bottom surface of the shell 1; a plurality of air diffuser openings 704 are uniformly distributed on the wall of the air duct along the circumferential direction for uniformly guiding the spiral air flow into the combustion chamber 703. The widths of the air diffuser openings 704 are equal, and the lengths of two adjacent air diffuser openings 704 are different; making the airflow more uniform into the combustion chamber 703.
The continuous combustion cylinder 6 is tubular and coaxially welded on the end surface of the outer wall of the combustion chamber 703. One end of the inner cavity of the heat exchange cylinder 5, which corresponds to the air outlet 106, is of a closed structure, and the inner wall and the outer wall of the heat exchange cylinder 5 are respectively provided with a plurality of fins 502, so as to further improve the heat exchange efficiency. The ignition plug 13 is a ceramic ignition plug.
When the device works, the oil inlet pipe 14 is connected with a metering oil pump for supplying oil, required fuel oil (light diesel oil or kerosene) is pumped into an installation hole on the combustion seat 7 through the oil inlet pipe 14, the control motor 10 is started to drive the air supply impeller 11 and the combustion-supporting wind wheel 8 to rotate simultaneously, the combustion-supporting wind wheel 8 sucks combustion-supporting air through the air inlet nozzle 201 after rotating, and the sucked combustion-supporting air forms spiral airflow through the windmill-shaped air inlet channel 701 and enters an air duct cavity in the center of the combustion seat 7 and is uniformly guided into the combustion chamber 703 through a plurality of air diffusing openings in the wall of the air duct cavity; controlling an ignition plug to be electrified to ignite and ignite the injected fuel oil, and matching with the entering combustion-supporting air to mix and burn in the combustion chamber 703 and the continuous combustion cylinder 6; the flue gas is discharged into the atmosphere outside the vehicle through an exhaust nozzle 501 after being subjected to heat release by the inner side of the heat exchange cylinder 5; the heat exchange cylinder 5 absorbs heat through the inner fins and then conducts the heat to the outer fins, meanwhile, when the air supply impeller 11 rotates, air in the vehicle is sucked into the shell 1 through the air inlet and forcibly and quickly blown through the outer fins of the heat exchange cylinder, and the air is subjected to heat exchange with heat released by the outer fins of the heat exchange cylinder, so that the air in the vehicle is heated and is discharged into a cab through the air outlet.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A special heater for warming a small and medium-sized vehicle cab comprises a shell, wherein an air inlet and an air outlet are respectively arranged at two ends of the shell, a double-output motor is arranged at one end, corresponding to the air inlet, in the shell through a combustion-supporting air seat, an air supply impeller is arranged on an output shaft at one end, corresponding to the air inlet, of the motor, an air inlet nozzle is arranged on the combustion-supporting air seat, a heat exchange cylinder is connected to the inner side of the combustion-supporting air seat, and a combustion-supporting air wheel is arranged on an output shaft at the other end of the motor and used for sucking combustion-supporting air; an exhaust nozzle communicated with the inner cavity of the heat exchange cylinder is arranged on the heat exchange cylinder, and the air inlet nozzle and the exhaust nozzle are respectively led out from the bottom surface of the shell; the method is characterized in that:
a combustion seat and a continuous combustion cylinder which are connected with each other are arranged in the heat exchange cylinder, and a windmill-shaped air inlet channel is arranged on the outer end surface of the combustion seat close to the combustion-supporting wind wheel and used for forming spiral airflow to enter an air guide pipe cavity in the center of the combustion seat; an annular combustion chamber is arranged on the inner side of the combustion seat and positioned at the periphery of the gas guide pipe cavity, an installation hole communicated with the combustion chamber is formed in the combustion seat, an ignition plug is installed in the installation hole, an oil inlet pipe is arranged on the combustion seat, the inner end of the oil inlet pipe is communicated with the installation hole, and the outer end of the oil inlet pipe is led out from the bottom surface of the shell; a plurality of air diffusing ports are uniformly distributed on the wall of the air guide pipe cavity along the circumferential direction and are used for uniformly guiding the spiral air flow into the combustion chamber.
2. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 1, which is characterized in that: the air inlet channel is composed of an arc-shaped guide plate arranged on the outer end face of the combustion seat and a cover plate connected to the outer end of the arc-shaped guide plate and is used for forming a plurality of air inlet channels.
3. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 2, wherein: the cover plate is connected to the arc-shaped guide plate through screws.
4. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 1, which is characterized in that: the widths of the air diffusing ports are equal, and the lengths of two adjacent air diffusing ports are different; the airflow can enter the combustion chamber more uniformly.
5. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 1, which is characterized in that: the combustion-supporting air seat is an aluminum casting and is wrapped at the outer edge of the motor in a half mode so that the motor can radiate heat conveniently.
6. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 1, which is characterized in that: the continuous combustion cylinder is tubular and is coaxially welded on the end surface of the outer wall of the combustion chamber.
7. The special heater for heating the small and medium-sized vehicle cabs as claimed in claim 1, which is characterized in that: the inner wall and the outer wall of the heat exchange cylinder are respectively provided with a fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187966.9U CN215662852U (en) | 2021-09-10 | 2021-09-10 | Heater special for heating driver's cab of small and medium-sized vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187966.9U CN215662852U (en) | 2021-09-10 | 2021-09-10 | Heater special for heating driver's cab of small and medium-sized vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215662852U true CN215662852U (en) | 2022-01-28 |
Family
ID=79962194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122187966.9U Active CN215662852U (en) | 2021-09-10 | 2021-09-10 | Heater special for heating driver's cab of small and medium-sized vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215662852U (en) |
-
2021
- 2021-09-10 CN CN202122187966.9U patent/CN215662852U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A special heater for cab heating of small and medium-sized vehicles Effective date of registration: 20220606 Granted publication date: 20220128 Pledgee: Chaoyang bank Limited by Share Ltd. Huitong branch Pledgor: CHAOYANG LANGRUI VEHICLE TECHNOLOGY Co.,Ltd. Registration number: Y2022990000302 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230615 Granted publication date: 20220128 Pledgee: Chaoyang bank Limited by Share Ltd. Huitong branch Pledgor: CHAOYANG LANGRUI VEHICLE TECHNOLOGY Co.,Ltd. Registration number: Y2022990000302 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A specialized heater for heating the cab of small and medium-sized vehicles Effective date of registration: 20230626 Granted publication date: 20220128 Pledgee: Chaoyang bank Limited by Share Ltd. Huitong branch Pledgor: CHAOYANG LANGRUI VEHICLE TECHNOLOGY Co.,Ltd. Registration number: Y2023980045382 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |