CN211116201U

CN211116201U - Heating device of urea machine for vehicle

Info

Publication number: CN211116201U
Application number: CN201921996035.XU
Authority: CN
Inventors: 谭立峰; 张冠仁
Original assignee: Anhui Soblue Environment Protection Technology Co ltd
Current assignee: Anhui Soblue Environment Protection Technology Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-28
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a car urea machine heating device, including organism and heating water tank, connect through communicating pipe between organism right side wall bottom and the heating water tank bottom, be provided with the water pump on communicating pipe, the right side wall top of organism is provided with first back flow pipe, the inner chamber of organism is provided with the heating pipe, heating water tank's outside is provided with the water bath box, the top of water bath box is provided with first agitating unit and two sets of second agitating unit, the inner chamber lateral wall and the bottom of water bath box all are provided with electric heater, be provided with the three-way valve on communicating pipe, the other end of three-way valve is connected with the second back flow, be provided with the first temperature sensor that test probe stretched into in communicating pipe between three-way valve and. The utility model discloses can heat automobile-used urea solution through the circulating water to through carrying out reasonable design to the heating pipe, when guaranteeing the heating effect, reduce heating auxiliary assembly's use as far as possible, reduce use cost.

Description

Heating device of urea machine for vehicle

Technical Field

The utility model relates to a heating heat preservation device technical field, in particular to automobile-used urea machine heating device.

Background

The vehicle urea is a solution prepared by mixing urea and pure water in a certain proportion, the temperature requirement is high in the processes of storage and transportation, the temperature is generally required to be between-5 ℃ and 25 ℃, urea can be crystallized and separated out from the solution when the temperature is too low, and urea can be decomposed due to overheating. In northern areas of China, the body temperature in winter is often lower than the minimum required temperature of a urea solution, and urea in a vehicle urea machine needs to be heated to prevent the urea from being separated out. Traditional heating device generally uses heating device to heat solution, and when being assisted by agitating unit and stirring solution just can reach the heating effect, increased use cost, for this reason, we have proposed a car urea machine heating device.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automobile-used urea machine heating device, main aim at can heat automobile-used urea solution through the circulating water to through carrying out reasonable design to the heating pipe, when guaranteeing to heat the effect, reduce heating auxiliary assembly's use as far as possible, reduce use cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heating device of a vehicle urea machine comprises a machine body and a heating water tank, wherein the bottom of the right side wall of the machine body is connected with the bottom of the heating water tank through a communicating pipe, a water pump is arranged on the communicating pipe, a discharging pipe is arranged at the bottom of the left side wall of the machine body, a discharging valve is arranged on the discharging pipe, a first return pipe is arranged above the right side wall of the machine body, the liquid outlet end of the first return pipe is communicated with the water inlet end at the top of the heating water tank, a heating pipe is arranged in the inner cavity of the machine body, the inlet and outlet ends of the heating pipe are communicated with the communicating pipe and the first return pipe, a water bath tank is arranged outside the heating water tank, the heating water tank is positioned in the inner cavity of the water bath tank, a first stirring motor and two groups of second stirring motors are arranged at the top of the water bath tank, the first stirring motor is positioned between the, and first (mixing) shaft stretches into heating water tank's inner chamber, the outer wall of first (mixing) shaft is provided with the lower stirring leaf that is located the last stirring leaf between heating water tank and the water bath and is located the heating water tank inner chamber, and is two sets of second agitator motor's bottom power take off end all is provided with the second (mixing) shaft, and the second (mixing) shaft stretches into water bath's inner chamber, and is two sets of the outer wall that the second (mixing) shaft stretched into water bath one end is provided with the side stirring leaf, water bath's inner chamber lateral wall and bottom all are provided with electric heater, be provided with the three-way valve on communicating pipe, and the three-way valve is located the left play water side of water pump, the other end of three-way valve is connected with the second back flow, and the play water end and the heating water tank of second back flow.

Preferably, the heating pipe includes at organism inner chamber from the top down evenly distributed's spiral pipe and the connecting pipe of the end of intaking and the play water end of connecting two sets of adjacent spiral pipes from top to bottom, and spiral helicine spiral pipe can increase the area of contact of automobile-used urea with the spiral pipe in the inner chamber of organism to carry out abundant heating to automobile-used urea, improve the efficiency of being heated.

Preferably, each group of spiral pipes form an included angle of 5-10 degrees with the horizontal plane, the water inlet end on the right side of each spiral pipe is at the lowest point, automobile urea in a certain height area can be heated through one layer of spiral pipe, and the number of the spiral pipes is reduced while the automobile urea is heated.

Preferably, the inner cavity of the machine body is provided with a reticular support tray, and the spiral pipe is positioned on the upper surface of the support tray and used for supporting the inclined spiral pipe.

Preferably, one section of the first return pipe and the second return pipe between the heating water tank and the water bath tank is positioned on two sides of the upper stirring blade, so that the upper stirring blade is prevented from colliding with the first return pipe and the second return pipe in the rotating process.

Preferably, the top of the water bath tank is provided with a second temperature sensor with a probe extending into the water bath tank, so that the temperature of water in the water bath tank is monitored, and because the heating water tank is arranged in the water bath tank, the temperature of water in the heating water tank does not exceed the temperature of water in the water bath tank generally, so that the temperature of water in the heating water tank is not monitored independently, and the use of equipment is reduced.

Preferably, the joints between the first stirring shaft and the water bath tank and between the heating water tank and the joints between the second stirring shaft and the water bath tank are all connected by adopting sealed bearings.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses end and the connecting pipe of play water end of intaking of two sets of adjacent spiral pipes about at internal cavity from the top down evenly distributed's spiral pipe and connection, spiral helicine spiral pipe can increase the area of contact of automobile-used urea with the spiral pipe at the inner chamber of organism to carrying out the abundant heating to automobile-used urea, improving the efficiency of being heated, every group the spiral pipe all personally submits 5-10 contained angle with the level, can heat the automobile-used urea in the take the altitude region through one deck spiral pipe, reduces the use quantity of spiral pipe when guaranteeing to heat automobile-used urea, and traditional heating device needs to use agitating unit auxiliary heating's the condition relatively, can reduce agitating unit's use, reduce cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view taken along line a-a of fig. 1 according to the present invention.

In the figure: 1-body; 2-heating the water tank; 3-communicating pipe; 4-a discharge pipe; 5-a discharge valve; 6-a first return pipe; 7-heating a tube; 701-a spiral pipe; 702-a connecting tube; 8-a first stirring motor; 9-a second stirring motor; 10-a first stirring shaft; 11-stirring leaves on the stirrer; 12-lower stirring blade; 13-a second stirring shaft; 14-side stirring blade; 15-three-way valve; 16-a second return conduit; 17-a first temperature sensor; 18-a water pump; 19-a support tray; 20-a second temperature sensor; 21-an electric heater; 22-water bath tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, a heating device for a vehicle urea machine comprises a machine body 1 and a heating water tank 2, the bottom of the right side wall of the machine body 1 is connected with the bottom of the heating water tank 2 through a communicating pipe 3, a water pump 18 is arranged on the communicating pipe 3, a discharging pipe 4 is arranged at the bottom of the left side wall of the machine body 1, a discharging valve 5 is arranged on the discharging pipe 4, a first return pipe 6 is arranged above the right side wall of the machine body 1, the liquid outlet end of the first return pipe 6 is communicated with the water inlet end at the top of the heating water tank 2, a heating pipe 7 is arranged in the inner cavity of the machine body 1, the inlet and outlet ends of the heating pipe 7 are communicated with the communicating pipe 3 and the first return pipe 6, the heating pipe 7 comprises spiral pipes 701 uniformly distributed in the inner cavity of the machine body 1 from top to bottom and a, the spiral helix tube 701 can increase the contact area between the vehicle urea and the helix tube 701 in the inner cavity of the machine body 1, so that the vehicle urea is fully heated, the heating efficiency is improved, each group of the helix tube 701 forms an included angle of 5-10 degrees with the horizontal plane, the water inlet end on the right side of the helix tube 701 is at the lowest point, the vehicle urea in a certain height area can be heated through one layer of helix tube 701, the number of the helix tube 701 is reduced while the vehicle urea is heated, the inner cavity of the machine body 1 is provided with a reticular supporting tray 19, the helix tube 701 is positioned on the upper surface of the supporting tray 19 and used for supporting the inclined helix tube 701, a water bath tank 22 is arranged outside the heating water tank 2, the heating water tank 2 is positioned in the inner cavity of the water bath tank 22, the top of the water bath tank 22 is provided with a first stirring motor 8 and two groups of second stirring motors 9, and the first stirring motor 8 is positioned between two groups of second stirring motors 9, the bottom power output end of the first stirring motor 8 is provided with a first stirring shaft 10, the first stirring shaft 10 extends into the inner cavity of the heating water tank 2, the outer wall of the first stirring shaft 10 is provided with an upper stirring blade 11 positioned between the heating water tank 2 and the water bath tank 22 and a lower stirring blade 12 positioned in the inner cavity of the heating water tank 2, the bottom power output ends of the two groups of second stirring motors 9 are both provided with a second stirring shaft 13, the second stirring shaft 13 extends into the inner cavity of the water bath tank 22, the joints between the first stirring shaft 10 and the water bath tank 22 and between the heating water tank 2 and the water bath tank 22 as well as between the second stirring shaft 13 and the water bath tank 22 are both connected by adopting sealed bearings, the outer walls of one ends of the two groups of the second stirring shafts 13 extending into the water bath tank 22 are provided with side stirring blades 14, the side walls and the bottoms of the inner, the communicating pipe 3 is provided with a three-way valve 15, the three-way valve 15 is positioned at the water outlet side at the left side of the water pump 18, the other end of the three-way valve 15 is connected with a second return pipe 16, the water outlet end of the second return pipe 16 is communicated with the heating water tank 2, one section of the first return pipe 6 and the second return pipe 16 between the heating water tank 2 and the water bath tank 22 is positioned at two sides of the upper stirring blade 11 to prevent the upper stirring blade 11 from colliding with the first return pipe 6 and the second return pipe 16 in the rotating process, a first temperature sensor 17 with a detection probe extending into the communicating pipe 3 is arranged between the three-way valve 15 and the water pump 18, a second temperature sensor 20 with a probe extending into the water bath tank 22 is arranged at the top of the water bath tank 22 to monitor the water temperature in the water bath tank 22, because the heating water tank 2 is positioned in the water bath tank 22, the water temperature in the heating water tank 2 generally does, the temperature of the water in the heating water tank 2 is not separately monitored to reduce the use of the apparatus.

One specific application of this embodiment is that, in the using process of the urea machine, the urea solution needs to be heated in cold weather to prevent urea in the solution from crystallizing, the electric heater 21 is started to heat water in the water bath tank 22, so as to heat circulating water in the heating water tank 2, by starting the first stirring motor 8 and the second stirring motor 9, the upper stirring blade 11 and the side stirring blade 14 can be stirred in the water bath tank 22 through the first stirring shaft 10 and the second stirring shaft 13, and the lower stirring blade 12 can be stirred in the heating water tank 2, so as to uniformly heat water in the water bath tank 22 and the heating water tank 2, and to accelerate the heating speed, wherein the water temperature in the water bath tank 22 can adjust the output power of the electric heater 21 through data fed back by the second temperature sensor 20. The heated circulating water enters the communicating pipe 3 through the starting water pump 18 and enters the heating pipe 7 of the inner cavity of the machine body 1, wherein the circulating water temperature is detected by the first temperature sensor 17 in the communicating pipe 3, when the temperature is too high, the urea solution is heated to decompose the urea, so that the three-way valve 15 is adjusted, the circulating water enters the second return pipe 16 and enters the heating water tank, and the output power of the electric heater 21 is adjusted again to adjust the circulating water temperature. After the circulating water of suitable temperature got into organism 1, the connecting pipe 702 through the spiral pipe 701 of multilayer and the two sets of adjacent spiral pipes 701 of connection heats urea solution, because the slope of spiral pipe 701 is placed, can heat the automobile-used urea in the take the altitude region, reduces the use quantity of spiral pipe 701 when guaranteeing to heat automobile-used urea, carries out fully heating to the solution in the 1 inner chamber of organism, then the circulating water is retrieved by first return pipe 6 and is heated in the water tank 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a vehicle urea machine heating device, includes organism (1) and heating tank (2), connect through communicating pipe (3) between organism (1) right side wall bottom and heating tank (2) bottom, be provided with water pump (18) on communicating pipe (3), the left side wall bottom of organism (1) is provided with discharging pipe (4), be provided with discharge valve (5), its characterized in that on discharging pipe (4): a first backflow pipe (6) is arranged above the right side wall of the machine body (1), the liquid outlet end of the first backflow pipe (6) is communicated with the water inlet end of the top of the heating water tank (2), a heating pipe (7) is arranged in the inner cavity of the machine body (1), the inlet and outlet ends of the heating pipe (7) are communicated with the communicating pipe (3) and the first backflow pipe (6), a water bath box (22) is arranged outside the heating water tank (2), the heating water tank (2) is positioned in the inner cavity of the water bath box (22), a first stirring motor (8) and two groups of second stirring motors (9) are arranged at the top of the water bath box (22), the first stirring motor (8) is positioned between the two groups of second stirring motors (9), a first stirring shaft (10) is arranged at the bottom power output end of the first stirring motor (8), and the first stirring shaft (10) extends into the inner cavity of the heating water tank (2), the outer wall of the first stirring shaft (10) is provided with an upper stirring blade (11) positioned between the heating water tank (2) and the water bath tank (22) and a lower stirring blade (12) positioned in an inner cavity of the heating water tank (2), the bottom power output ends of the two groups of second stirring motors (9) are respectively provided with a second stirring shaft (13), the second stirring shafts (13) extend into the inner cavity of the water bath tank (22), the outer wall of one end, extending into the water bath tank (22), of the two groups of second stirring shafts (13) is provided with a side stirring blade (14), the inner cavity side wall and the bottom of the water bath tank (22) are respectively provided with an electric heater (21), the communicating pipe (3) is provided with a three-way valve (15), the three-way valve (15) is positioned on the left water outlet side of the water pump (18), the other end of the three-way valve (15) is connected with a second return pipe (16), and the water outlet end of the, a first temperature sensor (17) with a detection probe extending into the communicating pipe (3) is arranged between the three-way valve (15) and the water pump (18).

2. The heating device of claim 1, wherein: the heating pipe (7) comprises spiral pipes (701) which are uniformly distributed in the inner cavity of the machine body (1) from top to bottom and a connecting pipe (702) which is used for connecting the water inlet end and the water outlet end of two groups of the spiral pipes (701) which are adjacent up and down.

3. The heating device of claim 2, wherein: each group of the spiral pipes (701) forms an included angle of 5-10 degrees with the horizontal plane, and the water inlet end on the right side of each spiral pipe (701) is at the lowest point.

4. A heating device for a vehicle urea machine according to claim 1 or 2, characterized in that: the inner cavity of the machine body (1) is provided with a reticular supporting tray (19), and the spiral pipe (701) is positioned on the upper surface of the supporting tray (19).

5. The heating device of claim 1, wherein: the first return pipe (6) and the second return pipe (16) are arranged on two sides of the upper stirring blade (11) at one section between the heating water tank (2) and the water bath tank (22).

6. The heating device of claim 1, wherein: the top of the water bath tank (22) is provided with a second temperature sensor (20) with a probe extending into the water bath tank (22).

7. The heating device of claim 1, wherein: the joints between the first stirring shaft (10) and the water bath tank (22) and between the heating water tank (2) and the joints between the second stirring shaft (13) and the water bath tank (22) are all connected by adopting sealing bearings.