CN215719040U

CN215719040U - Urea pipe with automatic control heating function

Info

Publication number: CN215719040U
Application number: CN202121795014.9U
Authority: CN
Inventors: 宋朋飞; 寇树昌
Original assignee: Chizhou Lekeli Rubber And Plastic Products Co ltd
Current assignee: Chizhou Lekeli Rubber And Plastic Products Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-01
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a urea tube with a self-control heating function, which belongs to the technical field of urea tubes and comprises a urea tube, wherein a plurality of standing rings are arranged on the urea tube, a heating tube is connected to the outer ring of each standing ring, a cavity is formed between the heating tube and the urea tube, a water inlet tube is arranged on the heating tube, a heating controller is arranged on the outer side of the water inlet tube, a heating rod is arranged on the heating controller, the heating rod penetrates through the heating tube and extends into the cavity through the heating tube, and when the temperature is detected to be lower than the set temperature, the heating rod is used for heating, so that the phenomenon that urea solution is crystallized due to too low temperature, urea cannot be normally sprayed and flows, an automobile SCR system stops working, and a vehicle cannot normally run is avoided; through the arrangement of the heating controller, the utility model achieves the purpose of automatically controlling the temperature of the water body in the cavity, and is more intelligent.

Description

Urea pipe with automatic control heating function

Technical Field

The utility model belongs to the technical field of urea pipes, and particularly relates to a urea pipe with a self-control heating function.

Background

The urea pipe is a pipeline for conveying urea solution in the automobile selective catalytic reduction system; under low temperature environment, urea solution can crystallize, and the unable normal injection of urea and flow lead to car SCR system stop work, the unable normal operating of vehicle, consequently appear the heating urea pipeline that can make the urea solution that has crystallized, along with automobile industry's development, the arrangement of whole car provides new requirement to heating urea pipeline: the heating urea pipeline is not a simple straight line pipeline in the past any more, and the pipeline needs to be shaped in a required shape, so that the whole vehicle can be arranged and installed, the structure of the urea pipeline on the market at present mostly connects the pipeline body with a quick connector, the urea pipeline is connected with other parts in an SCR (selective catalytic reduction) system on the vehicle through the quick connector, and a heating and heat-insulating assembly is arranged on the pipeline body, so that the urea solution flowing through the heating urea pipeline can be heated, and the problem of low-temperature crystallization of the urea solution is avoided. However, the existing urea pipe is easy to damage during self-control heating, so that the safety is low; therefore, the existing requirements are not met, and a urea pipe with a self-control heating function is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the scheme, the utility model provides a urea pipe with a self-control heating function.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a urea pipe with from control heating function, includes the urea pipe, be equipped with a plurality of on the urea pipe and erect the ring, the outer loop that erects the ring is connected with the heating pipe, vacuole formation between heating pipe and the urea pipe, be equipped with the inlet tube on the heating pipe, the inlet tube outside is equipped with heating controller, be equipped with the heating rod on the heating controller, the heating rod passes in the heating pipe stretches into the cavity.

Further, the standing ring comprises an inner ring, an outer ring and a connecting rod, one end of the connecting rod is fixedly connected to the outer wall of the inner ring, and the other end of the connecting rod is fixedly connected to the inner wall of the outer ring.

Furthermore, the water inlet pipe penetrates through the heating pipe and is communicated with the cavity.

Further, a heat insulation layer is arranged between the heating rod and the heating pipe.

Further, the outer side of the heating pipe is fixedly connected with a heat-insulating layer.

Furthermore, a water outlet pipe is arranged at the bottom of the heating pipe, penetrates through the heating pipe and is communicated with the cavity, a movable cover is arranged on the water outlet pipe, and a magnet is arranged in the movable cover.

Furthermore, the bottom surface in the heating pipe is an inclined surface, and the water outlet pipe is located at the lowest point of the inclined surface.

Furthermore, a temperature display screen is arranged on the heating controller.

Furthermore, a temperature sensor is arranged in the cavity and connected with the heating controller.

Compared with the prior art, the utility model has the beneficial effects that: the urea pipe and the heating pipe are connected through the erection ring, so that the utility model is more stable; the heating rod penetrates through the heating pipe and extends into the cavity by arranging the heating controller outside the water inlet pipe, and when the temperature is detected to be lower than the set temperature, the heating rod is used for heating, so that the phenomenon that an automobile SCR system stops working and a vehicle cannot normally run due to the fact that urea solution is crystallized and urea cannot normally spray and flow due to the fact that the temperature is too low is avoided; through the arrangement of the heating controller, the utility model achieves the purpose of automatically controlling the temperature of the water body in the cavity, and is more intelligent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the stand ring of the present invention;

FIG. 3 is a top view of the present invention.

In the figure: 1. a urea pipe; 2. a frame standing ring; 201. an inner ring; 202. an outer ring; 203. a connecting rod; 3. heating a tube; 4. a cavity; 5. a water inlet pipe; 6. a heating controller; 7. a heating rod; 8. a temperature display screen; 9. a heat-insulating layer; 10. a water outlet pipe; 11. a movable cover; 12. and a magnet.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, a urea tube with a self-control heating function includes a urea tube 1, a plurality of standing rings 2 are disposed on the urea tube 1, each standing ring 2 includes an inner ring 201, an outer ring 202 and a connecting rod 203, one end of the connecting rod 203 is fixedly connected to the outer wall of the inner ring 201, and the other end of the connecting rod 203 is fixedly connected to the inner wall of the outer ring 202; the outer ring 202 is connected with a heating pipe 3, a cavity 4 is formed between the heating pipe 3 and the urea pipe 1, a water inlet pipe 5 is arranged on the heating pipe 3, the water inlet pipe 5 penetrates through the heating pipe 3 and is communicated with the cavity 4, a heating controller 6 is arranged on the outer side of the water inlet pipe 5, a heating rod 7 is arranged on the heating controller 6, the heating rod 7 penetrates through the heating pipe 3 and extends into the cavity 4, a heat insulation layer is arranged between the heating rod 7 and the heating pipe 3 and is used for preventing the heating pipe 3 from being damaged, the heating rod 7 is not in contact with the heating pipe 3, and the section of the heating rod 7 penetrating through the heating pipe 3 in the figure 1 is not heated;

the heating controller 6 is arranged on the outer side of the water inlet pipe 5, the heating rod 7 penetrates through the heating pipe 3 and extends into the cavity 4, and when the temperature is detected to be lower than the set temperature, the heating rod 7 is used for heating, so that the phenomenon that urea solution is crystallized due to too low temperature, urea cannot be sprayed and flows normally, an automobile SCR system stops working, and a vehicle cannot run normally is avoided;

the outer side of the heating pipe 3 is fixedly connected with a heat preservation layer 9, the bottom of the heating pipe 3 is provided with a water outlet pipe 10, the water outlet pipe 10 penetrates through the heating pipe 3 and is communicated with the cavity 4, the bottom surface inside the heating pipe 3 is an inclined surface, the water outlet pipe 10 is positioned at the lowest point of the inclined surface, the water outlet pipe 10 is provided with a movable cover 11, and a magnet 12 is arranged in the movable cover 11 and used for adsorbing metal chips possibly existing in the cavity 4;

the heating controller 6 is provided with a temperature display screen 8 for displaying the water temperature in the cavity 4, the temperature display screen 8 can be an LED screen and can display the temperature, other types of display screens can be adopted, a temperature sensor is arranged in the cavity 4 and can be a DS18B20 high-precision digital sensor, and the temperature sensor is connected with the heating controller 6;

be equipped with temperature module in the heating controller 6, temperature module is used for adjusting the temperature in cavity 4, model according to urea pipe 1, material and service environment, set up the control range of the temperature in cavity 4, acquire the temperature in the festival cavity 4 in real time, compare the temperature that obtains with the temperature control range that sets up, when the temperature that obtains is in the temperature control range that sets up, do not operate, when the temperature that obtains is less than the temperature control range that sets up, generate heating signal, heating controller 6 control heating rod 7 heats, until the temperature is located the temperature control range that sets up.

The working principle of the utility model is as follows: setting a control range of water temperature in the cavity 4 according to the type, material and use environment of the urea pipe 1, adding water into the cavity 4 through the water inlet pipe 5, closing the water inlet pipe 5, and controlling the heating rod 7 to heat through the heating controller 6 until the water temperature is within the set water temperature control range; acquiring the water temperature in the cavity 4 in real time, comparing the acquired water temperature with a set water temperature control range, not operating when the acquired water temperature is within the set water temperature control range, generating a heating signal when the acquired water temperature is lower than the set water temperature control range, and controlling a heating rod 7 to heat by a heating controller 6 until the water temperature is within the set water temperature control range; when water is changed or heating is not needed in corresponding seasons, the water outlet pipe 10 is opened to discharge water, and the water is washed through the water inlet pipe 5.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a urea pipe with from control heating function, includes urea pipe (1), its characterized in that, be equipped with a plurality of on urea pipe (1) and erect ring (2), outer loop (202) of erecting ring (2) are connected with heating pipe (3), vacuole formation (4) between heating pipe (3) and urea pipe (1), be equipped with inlet tube (5) on heating pipe (3), inlet tube (5) outside is equipped with heating controller (6), be equipped with heating rod (7) on heating controller (6).

2. The urea pipe with the automatic heating function according to claim 1, wherein the standing ring (2) comprises an inner ring (201), an outer ring (202) and a connecting rod (203), one end of the connecting rod (203) is fixedly connected to the outer wall of the inner ring (201), and the other end of the connecting rod (203) is fixedly connected to the inner wall of the outer ring (202).

3. The urea pipe with the automatic heating function according to claim 1, wherein the water inlet pipe (5) is communicated with the cavity (4) through the heating pipe (3).

4. The urea pipe with the automatic heating function according to claim 1, wherein a thermal insulation layer is arranged between the heating rod (7) and the heating pipe (3).

5. The urea pipe with the automatic heating function according to claim 1, wherein an insulating layer (9) is fixedly connected to the outer side of the heating pipe (3).

6. The urea pipe with the automatic heating function according to claim 1, wherein a water outlet pipe (10) is arranged at the bottom of the heating pipe (3), the water outlet pipe (10) penetrates through the heating pipe (3) to be communicated with the cavity (4), a movable cover (11) is arranged on the water outlet pipe (10), and a magnet (12) is arranged in the movable cover (11).

7. The urea pipe with the automatic heating function according to claim 6, wherein the inner bottom surface of the heating pipe (3) is an inclined surface, and the water outlet pipe (10) is located at the lowest point of the inclined surface.

8. The urea pipe with the automatic heating function according to claim 1, wherein a temperature display screen (8) is arranged on the heating controller (6).

9. The urea pipe with the automatic heating function according to claim 1, wherein a temperature sensor is arranged in the cavity (4), and the temperature sensor is connected with the heating controller (6).