Urea filling device with additive filling function

Abstract

The urea filling device with the additive filling function comprises a urea liquid storage tank, a control assembly, a driving assembly, a filling assembly and an additive liquid storage tank, and the control assembly controls the driving assembly to enable additives in the additive liquid storage tank to be filled through the filling assembly; a mixed solution filling pipe connected with the urea liquid storage tank and the additive liquid storage tank can also be arranged. According to the urea filling device with the additive filling function, additives can be filled while urea is filled, and the filling mode is simple and convenient; and by arranging the mixed solution filling pipe, the additive is uniformly dispersed in the urea, so that both the additive and the urea can normally play a role, the tail gas emission of the vehicle is qualified, and the post-treatment SCR system is in a good state.

Description

Technical Field

[0001] The utility model relates to a urea filling device, in particular to a urea filling device with an additive filling function. Background Art

[0002] The vehicle urea filling device is used to fill urea solution into vehicles, and this device needs to be continuously upgraded to comply with the latest vehicle exhaust emission standards. The Chinese patent application with the publication number CN 116281823 A discloses a vehicle urea filling machine applying 5G, which heats the solution inside the storage tank through an electric heating plate to avoid the problem that the urea solution inside the storage tank crystallizes due to too low temperature.

[0003] Urea additives, such as system dredging agents, nozzle cleaning agents, anti-blocking agents, etc., can make the vehicle urea solution play a better role. However, there is currently no suitable urea additive filling method. The method of manually filling additives along with urea is not convenient for operation, and it is easy to cause the problem that the additives are not evenly dissolved and dispersed in the vehicle urea solution, resulting in incomplete action of the additives, and even problems such as unqualified exhaust emissions and damage to the post-treatment SCR system due to excessive additives in some of the sprayed urea solution. Summary of the Invention

[0004] Purpose of the Utility Model: The utility model provides a urea filling device with an additive filling function, which can fill additives while filling the vehicle urea solution.

[0005] Technical Solution: The utility model is a urea filling device with an additive filling function, which includes a urea storage tank, a control component, a driving component, a filling component, and an additive storage tank. The control component controls the driving component to fill the additives in the additive storage tank through the filling component.

[0006] The control component also controls the driving component to add external urea and additives into the corresponding storage tanks of the device. The driving component can be provided with valves, such as check valves, etc., which is convenient for accurate filling and maintenance. The filling component can be provided with a filling pipe, a filling gun, a filling gun hanging groove, etc., to fill urea and / or additives into the vehicle. Several additive storage tanks can be set to meet the needs of filling different types or specifications of additives.

[0007] Preferably, the filling component includes a mixed solution filling pipe, and the outlets of the urea storage tank and the additive storage tank are connected to the inlet of the mixed solution filling pipe. The urea and the additive are mixed in the mixed solution filling pipe to avoid the problem of uneven dispersion of the additive in the urea.

[0008] Preferably, the control component includes a filling control panel capable of controlling the filling method or the filling amount. The filling method includes filling urea and / or additives.

[0009] Preferably, the driving assembly includes an introduction assembly and an export assembly for allowing urea or additives to enter and exit the corresponding liquid storage tank. The introduction assembly is, for example, an introduction pump, and the export assembly is, for example, a filling pump.

[0010] Preferably, the control assembly includes a switch for controlling the opening or closing of the urea filling device. The switch can be a rotary switch, a toggle switch, a push-button switch, etc.

[0011] Preferably, the control assembly includes a status monitoring assembly for the urea liquid storage tank or the additive liquid storage tank. The status monitoring assembly can be a viewing window for directly monitoring the solution status or the liquid level.

[0012] Preferably, the status monitoring assembly includes a temperature control assembly. The temperature control assembly can be a thermometer.

[0013] Preferably, the temperature control assembly includes a temperature sensor and a heating assembly. The heating assembly can be an electric heating wire, an electric heating plate, etc.

[0014] Preferably, the status monitoring assembly includes a liquid level gauge.

[0015] Preferably, the driving assembly includes a filtering assembly. The filtering assembly can be a filter screen, which is arranged at the liquid inlet and / or outlet of the urea filling device.

[0016] Beneficial effects: Compared with the prior art, the present utility model has the following advantages: 1. It has an additive filling function, can fill additives while filling urea, and the filling method is simple; 2. By setting a mixed solution filling pipe, the additives are evenly dispersed in the urea, ensuring that both can function properly, making the vehicle's exhaust emissions meet the standards, and maintaining the good state of the post-treatment SCR system. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is a schematic structural diagram of the driving assembly and the filling assembly of the present utility model;

[0019] Figure 3 is a schematic structural diagram of the additive liquid storage tank of the present utility model;

[0020] Figure 4 is a schematic structural diagram of the urea liquid storage tank of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The technical solutions of the present utility model will be further described below with reference to the accompanying drawings. Embodiment

[0022] As Figure 1-2, A urea filling device with an additive filling function, comprising a urea storage tank 4, a control component, a driving component 2, a filling component, and an additive storage tank 3. The control component includes a filling control panel 1 and a switch 6. The driving component includes a urea filling pump 203 and an additive filling pump 207. The filling component includes a filling pipe 7, a filling gun 9, and a filling gun hanging groove 8. The urea filling pump 203 and the additive filling pump 207 are connected to the filling pipe 7. The filling pipe 7 is connected to the filling gun 9. The filling gun 9 is placed on the filling gun hanging groove 8.

[0023] Usage method: Turn on the switch 6 to start the urea filling device. Set the filling requirements on the filling control panel 1, including the type of filling liquid and the filling volume. After setting, insert the filling gun 9 into the vehicle urea tank to be filled. When only filling urea, the urea filling pump 203 is started, so that the urea in the urea storage tank 4 enters the filling pipe 7 and the filling gun 9 according to the set filling volume; when only filling the additive, the additive filling pump 207 is started, so that the additive in the additive storage tank 3 enters the filling pipe 7 and the filling gun 9 according to the set filling volume; when filling urea and the additive simultaneously, the urea filling pump 203 and the additive filling pump 207 are started, so that the urea in the urea storage tank 4 and the additive in the additive storage tank 3 enter the filling pipe 7 and the filling gun 9 according to the set ratio and filling volume. After filling, place the filling gun 9 back on the filling hanging groove 8. Embodiment

[0024] Such as Figure 1-4 , A urea filling device with an additive filling function. On the basis of Embodiment 1, the urea filling device provided in this embodiment further includes a status monitoring component 5, a urea inlet pump 201, a mixed solution filling pipe 206, an additive storage tank window 303, a heating wire 401, a liquid level detection device 403, a urea filling pipe 404, a temperature control device 406, and a urea storage tank window 407. One end of the urea filling pipe 404 is inside the urea storage tank 4, near the bottom surface.

[0025] Usage method: On the basis of the usage method of Embodiment 1, the usage method of this embodiment further includes:

[0026] Supplementary urea storage: Start the urea inlet pump 201, so that the external urea enters the urea storage tank 4 through the urea inlet pump inlet pipe 202 and the urea inlet pump outlet pipe 402. Observe the liquid level in the urea storage tank 4 through the graduated urea storage tank window 407.

[0027] Supplementary additive storage: Inject the external additive into the additive storage tank 3 through the additive inlet 302. Observe the liquid level in the additive storage tank 3 through the graduated additive storage tank window 303.

[0028] Mixed filling: When it is set to fill urea and additives simultaneously, the urea filling pump 203 is started. The urea in the urea storage tank 4 successively passes through the urea filling pipe 404, the urea filling pump inlet pipe 405 and the urea filling pump outlet pipe 204, and enters the mixed solution filling pipe 206. At the same time, the additive filling pump 207 is started. The additive in the additive storage tank 3 passes through the additive filling pump inlet pipe 301 and the additive outlet pipe 205, and enters the mixed solution filling pipe 206. The urea and the additive are evenly dispersed in the mixed solution filling pipe 206 and enter the filling pipe 7.

[0029] Status monitoring: According to the status monitoring component 5, the liquid storage status is monitored, including detecting the remaining amount of urea in the urea storage tank 4 through the liquid level detection device 403; detecting the urea solution temperature through the temperature control device 406. When it is found that the urea temperature is relatively low and crystallization may occur, the heating wire 401 is started.

Claims

1. A urea filling device with an additive filling function, comprising a urea storage tank (4), a control component, a driving component (2), and a filling component, characterized in that, It further includes an additive liquid storage tank (3), and the control component controls the driving component (2) to make the additive in the additive liquid storage tank (3) be filled through the filling component.

2. The urea filling device according to claim 1, characterized in that, The filling component includes a mixed solution filling pipe (206), and the outlet of the urea liquid storage tank (4) and the outlet of the additive liquid storage tank (3) are connected to the inlet of the mixed solution filling pipe (206).

3. The urea filling device according to claim 1 or 2, characterized in that, The control component includes a filling control panel (1) capable of controlling the filling method or the filling amount.

4. The urea filling device according to claim 1 or 2, characterized in that, The driving component (2) includes an introduction component and an export component for allowing urea or additive to enter and exit the corresponding liquid storage tank.

5. The urea filling device according to claim 1 or 2, characterized in that, The control component includes a switch (6) for controlling the opening or closing of the urea filling device.

6. The urea filling device according to claim 1 or 2, characterized in that, The control component includes a status monitoring component (5) for the urea liquid storage tank (4) or the additive liquid storage tank (3).

7. The urea filling device according to claim 6, characterized in that, The status monitoring component (5) includes a temperature control component.

8. The urea filling device according to claim 7, characterized in that, The temperature control component includes a temperature sensor and a heating component.

9. The urea filling device according to claim 6, wherein, The status monitoring component (5) includes a liquid level gauge.

10. The urea filling device according to claim 1 or 2, characterized in that, The driving component (2) includes a filtering component.

Images