CN216273080U - Automobile-used urea filling machine - Google Patents
Automobile-used urea filling machine Download PDFInfo
- Publication number
- CN216273080U CN216273080U CN202120797422.1U CN202120797422U CN216273080U CN 216273080 U CN216273080 U CN 216273080U CN 202120797422 U CN202120797422 U CN 202120797422U CN 216273080 U CN216273080 U CN 216273080U
- Authority
- CN
- China
- Prior art keywords
- liquid
- filling
- storage tank
- water valve
- cabinet
- 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.)
- Active
Links
Images
Landscapes
- Exhaust Gas After Treatment (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The utility model belongs to the technical field of public service facilities, and particularly relates to a vehicle urea filling machine which comprises a liquid storage tank, a liquid supplementing assembly, a filling assembly, a cabinet, a PLC (programmable logic controller) and a touch screen, wherein the liquid supplementing assembly is arranged on the liquid storage tank; compared with the prior art, the utility model (1) is characterized in that a liquid level meter is arranged in the liquid storage tank, the output end of the liquid level meter is in communication connection with the PLC, when the liquid level of the urea solution in the liquid storage tank is lower than the lower limit, the PLC controls the liquid supplementing pump to be started and the electromagnetic water valve to be opened, the urea solution in the external urea solution storage tank is pumped to the liquid storage tank until the liquid level of the urea solution in the liquid storage tank reaches the upper limit; (2) in the liquid supplementing process of the liquid storage tank, the flow switch transmits the flow in the pipeline to the PLC, and when the flow of the urea solution passing through the flow switch is lower than a set value, the PLC closes the liquid supplementing pump and the electromagnetic water valve I and sends out a warning to remind a manager of supplementing the solution to the external urea solution storage tank.
Description
Technical Field
The utility model relates to the technical field of public service facilities, in particular to a vehicle urea filling machine.
Background
At present, with the promotion of national requirements for environmental protection, the reduction of harmful gas emission in fuel oil tail gas becomes one of the main means for promoting environmental control, the automobile urea solution is transparent and clear liquid and consists of 32.5% of high-purity urea and 67.5% of deionized water, the storage temperature of the urea solution is-5-35 ℃, when the temperature exceeds 35 ℃, the automobile urea needs to be detected before use, and the automobile urea is mainly used for reducing nitrogen oxide compounds in the fuel oil tail gas into harmless gas.
In the related art, common ways for filling vehicles with urea are: the method comprises a quantitative barreled filling mode, a mobile urea filling machine mode and a fixed urea filling mode, wherein the filling after sale of the barreled urea is the most traditional sale mode, the urea filling machine can greatly overcome the defect of the barreled urea along with the promotion of the consumption upgrade by technological progress, and the existing urea filling machine is provided with a urea filling machine needing to be manually attended and an Internet of things self-service urea filling machine, and the urea filling machine and the Internet of things self-service urea filling machine respectively occupy certain market quantity.
The above solution has the following drawbacks: the finished product filling cost is high after the barreled urea is sold, time and labor are wasted, the urea is usually recovered and then canned for sale in order to control the cost, the secondary pollution of the urea is easily caused in the recovery and reuse process, the manual operation of the manual on-duty automobile urea filling machine needs to be completed manually, the labor cost is increased, and the traditional Internet of things self-service automobile urea filling machine does not have a complete, reliable and safe liquid supplementing and filling system.
SUMMERY OF THE UTILITY MODEL
In order to overcome current ration barreled filling with high costs, secondary pollution and thing networking do not have a complete, reliable, safe fluid infusion and filling system scheduling problem for self-service automobile-used urea filling machine, the application provides an automobile-used urea filling machine.
The utility model provides a vehicle urea filling machine which adopts the following technical scheme: a vehicle urea filling machine comprises a liquid storage tank, a liquid supplementing assembly, a filling assembly and a cabinet, wherein the liquid storage tank is arranged at the lower part in the cabinet, the upper end of the liquid storage tank is provided with a liquid inlet and a liquid outlet, and the liquid inlet is connected with the liquid supplementing assembly through a pipeline; the filling assembly is connected with the liquid outlet through a pipeline, and the filling assembly further comprises a PLC (programmable logic controller) and a touch screen, wherein the touch screen is installed on the outer surface of the cabinet and is in communication connection with the PLC; the PLC is provided with a wireless communication module; a liquid level meter is installed in the liquid storage tank, and the output end of the liquid level meter is in communication connection with the PLC through a signal line; the liquid supplementing assembly comprises a liquid supplementing pump, a flow switch, a first electromagnetic water valve and a liquid supplementing pipe; the outlet of the fluid infusion pump is connected with the fluid inlet through a pipeline, the inlet of the fluid infusion pump is connected with the flow switch through a pipeline, the end, far away from the fluid infusion pump, of the flow switch is connected with the first electromagnetic water valve through a pipeline, the end, far away from the flow switch, of the first electromagnetic water valve is connected with the fluid infusion pipe through a pipeline, and the end, far away from the electromagnetic water valve, of the fluid infusion pipe is connected with an external urea solution storage tank; and the fluid infusion pump, the flow switch and the first electromagnetic water valve are respectively in communication connection with the PLC through signal lines.
Preferably, the filling assembly comprises a filling pump, a manual valve, a second electromagnetic water valve, a pressure gauge switch and a filling gun; an inlet of the filling pump is connected with a liquid outlet through a pipeline, an outlet of the filling pump is connected with the pressure gauge switch through a pipeline, the pressure gauge switch is far away from a filling pump end and is connected with the electromagnetic water valve II through a pipeline, the electromagnetic water valve II is far away from the pressure gauge switch end and is connected with the manual valve, the manual valve is a normally open valve, the manual valve is far away from the electromagnetic water valve end and is connected with the filling gun through a pipeline, and a flow meter is mounted on the filling gun; and the filling pump, the pressure gauge switch, the electromagnetic water valve II and the flowmeter are respectively connected with the PLC through signal lines.
Preferably, the anti-explosion fire retardant device comprises a first anti-explosion fire retardant device and a second anti-explosion fire retardant device, wherein the first anti-explosion fire retardant device is arranged between the liquid supplementing pump and the flow switch, and the second anti-explosion fire retardant device is arranged between the manual valve and the second electromagnetic water valve. The first explosion-proof flame arrester and the second explosion-proof flame arrester prevent flame from spreading when the system encounters open fire.
Preferably, the fluid infusion pump and the filling pump are both pneumatic diaphragm pumps.
Preferably, the outer wall of the cabinet is fixedly connected with a liquid supplementing pipe fixing seat, and the liquid supplementing pipe is arranged on the liquid supplementing pipe fixing seat; and a filling gun storage seat is fixedly mounted on the outer wall of the cabinet, and the filling gun is stored in the filling gun storage seat when not in use.
Preferably, a washing liquid wall-passing cover is connected between the manual valve and the filling gun, the washing liquid wall-passing cover is mounted at the top of the cabinet, and the washing liquid wall-passing cover can rotate around a vertical center line and drive the filling gun to change directions. The washing liquid can move along with the filling pipeline and the filling gun through the wall cover to rotate to prevent the filling pipeline from being flattened and broken.
Preferably, the upper part of the outer wall of the cabinet is provided with an exhaust fan, and the exhaust fan is communicated with the inside and the outside of the cabinet. Through adopting above-mentioned technical scheme, the exhaust fan plays the cooling effect with the high-temperature gas discharge in the device.
Preferably, the lower part of the outer wall of the cabinet is provided with a ventilating mesh.
Preferably, the top of the cabinet is provided with a ring bolt. Through adopting above-mentioned technical scheme, convenient dismantlement of belt wheel bolt is applicable to hoist and mount.
Preferably, the bottom of the cabinet is provided with wheels and supporting legs. Through adopting above-mentioned technical scheme, the wheel makes things convenient for the device to remove, and the landing leg plays fixed support effect.
The utility model has the following beneficial technical effects:
(1) the liquid level meter is installed in the liquid storage tank, the output end of the liquid level meter is in communication connection with the PLC, when the liquid level of the urea solution in the liquid storage tank is lower than the lower limit, the PLC controls the liquid supplementing pump to be started and the electromagnetic water valve to be opened, the urea solution in the external urea solution storage tank is pumped to the liquid storage tank until the liquid level of the urea solution in the liquid storage tank reaches the upper limit;
(2) in the liquid supplementing process of the liquid storage tank, the flow switch transmits the flow in the pipeline to the PLC, and when the flow of the urea solution passing through the flow switch is lower than a set value, the PLC closes the liquid supplementing pump and the electromagnetic water valve I and sends out a warning to remind a manager of supplementing the solution to the external urea solution storage tank through the wireless communication module;
(3) a user inputs the amount of urea solution to be filled through the touch screen by self, and the PLC controller controls the starting of the filling pump and the opening of the electromagnetic water valve II; when the volume of the filling solution measured by a flow meter on the filling gun reaches an input value, the PLC controller controls the filling pump to stop rotating and the electromagnetic water valve II to be closed;
(4) the pressure gauge switch monitors the pressure in the filling assembly, and when the filling assembly is abnormal in operation, namely the pressure gauge switch continuously monitors a certain pressure value (the duration time exceeds an upper limit value), the PLC controller informs a manager to close the manual valve to prevent loss.
Drawings
FIG. 1 is a first schematic view of a vehicle urea dispenser according to the present invention;
FIG. 2 is a second schematic view of a vehicle urea dispenser according to the present invention;
fig. 3 is a third schematic view of the vehicle urea filling machine of the present invention.
Description of reference numerals: 1. a liquid storage tank, 101, a liquid inlet, 102, a liquid outlet;
2. a filling pump; 3. a liquid supplementing pump; 4. an explosion-proof flame arrester I;
5. the liquid supplementing assembly 51 comprises a first electromagnetic water valve 52 and a flow switch;
6. a liquid supplementing pipe 601, a liquid supplementing pipe fixing seat;
7. the charging assembly comprises 71 parts of a pressure gauge switch, 72 parts of a second electromagnetic water valve, 73 parts of a manual valve, 74 parts of a second explosion-proof flame arrester;
8. the washing liquid passes through the wall cover, 9 supporting legs, 10 touch screens, 11 cabinets and 12 exhaust fans;
13. a filling gun 131, a filling gun storage seat;
14. ventilating mesh, 15 with ring bolt, 16 with wheel.
Detailed Description
The present invention is described in further detail below with reference to figures 1-3.
Example one
A vehicle urea filling machine is shown in figures 1-3 and comprises a liquid storage tank 1, a liquid supplementing assembly 5, a filling assembly 7 and a cabinet 11, wherein the liquid storage tank 1 is arranged at the inner lower part of the cabinet 11, the upper end of the liquid storage tank 1 is provided with a liquid inlet 101 and a liquid outlet 102, and the liquid inlet 101 is connected with the liquid supplementing assembly 5 through a pipeline; the filling assembly 7 is connected with the liquid outlet 102 through a pipeline, and further comprises a PLC (programmable logic controller) and a touch screen 10, wherein the touch screen 10 is installed on the outer surface of the cabinet 11, and the touch screen 10 is in communication connection with the PLC; the PLC controller is provided with a wireless communication module (GRM200 communication module).
A liquid level meter is arranged in the liquid storage tank 1, and the output end of the liquid level meter is in communication connection with the PLC through a signal line.
As shown in fig. 1 to 3, the fluid replacement assembly 5 includes a fluid replacement pump 3, a flow switch 52, a solenoid water valve 51 and a fluid replacement pipe 6.
As shown in fig. 1, an outlet of the fluid infusion pump 3 is connected with a fluid inlet 101 through a pipeline, an inlet of the fluid infusion pump 3 is connected with a flow switch 52 through a pipeline, an end of the flow switch 52 far away from the fluid infusion pump 3 is connected with a first electromagnetic water valve 51 through a pipeline, an end of the first electromagnetic water valve 51 far away from the flow switch 52 is connected with a fluid infusion pipe 6 through a pipeline, and an end of the fluid infusion pipe 6 far away from the first electromagnetic water valve 51 is connected with an external urea solution storage tank (underground or above-ground sealed type).
The fluid infusion pump 3, the flow switch 52 and the electromagnetic water valve 51 are respectively in communication connection with the PLC through signal lines.
As shown in fig. 1, the filling assembly 7 comprises a filling pump 2, a manual valve 73, a second electromagnetic water valve 72, a pressure gauge switch 71 and a filling gun 13.
As shown in fig. 1, an inlet of a filling pump 2 is connected with a liquid outlet 102 through a pipeline, an outlet of the filling pump 2 is connected with a pressure gauge switch 71 through a pipeline, the end, far away from the filling pump 2, of the pressure gauge switch 71 is connected with a second electromagnetic water valve 72 through a pipeline, the end, far away from the pressure gauge switch 71, of the second electromagnetic water valve 72 is connected with a manual valve 73, the manual valve 73 is a normally open valve, the end, far away from the second electromagnetic water valve 72, of the manual valve 73 is connected with a filling gun 13 through a pipeline, and a flow meter is installed on the filling gun 13.
The filling pump 2, the pressure gauge switch 71, the second electromagnetic water valve 72 and the flowmeter are respectively connected with the PLC through signal lines.
As shown in fig. 1, the vehicle urea filling machine further comprises an explosion-proof flame arrester, the explosion-proof flame arrester is a first explosion-proof flame arrester 4 and a second explosion-proof flame arrester 74, the first explosion-proof flame arrester 4 is installed between the fluid infusion pump 3 and the flow switch 52, and the second explosion-proof flame arrester 74 is installed between the manual valve 73 and the electromagnetic water valve 72.
The liquid supplementing pump 3 and the liquid supplementing pump 2 are both pneumatic diaphragm pumps.
As shown in fig. 1-3, a liquid replenishing pipe fixing seat 601 is fixedly connected to an outer wall of the cabinet 11, and the liquid replenishing pipe 6 is installed on the liquid replenishing pipe fixing seat 601; a filling gun storage seat 131 is fixedly arranged on the outer wall of the cabinet 11, and the filling gun 13 is stored in the filling gun storage seat 131 when not in use.
As shown in figures 1-3, a washing liquid passing wall cover 8 is connected between the manual valve 73 and the filling gun 13, the washing liquid passing wall cover 8 is arranged on the top of the cabinet 11, and the washing liquid passing wall cover 8 can rotate around a vertical center line and drive the filling gun 13 to change the direction.
As shown in fig. 2, a fan 12 is installed on the upper portion of the outer wall of the cabinet 11, and the fan 12 communicates with the inside and the outside of the cabinet 11.
As shown in fig. 1 and 3, the lower part of the outer wall of the cabinet 11 is provided with an air-permeable mesh 14.
As shown in fig. 1 and 2, a ring bolt 15 is mounted on the top of the cabinet 11.
As shown in fig. 1-3, wheels 16 and legs 9 are mounted to the bottom of the cabinet 11.
The working principle of the urea filling machine for the vehicle is as follows:
a liquid level meter is arranged in the liquid storage tank 1, the output end of the liquid level meter is in communication connection with a PLC (programmable logic controller), when the liquid level of the urea solution in the liquid storage tank 1 is lower than the lower limit, the PLC controls the liquid replenishment pump 3 to be started and the electromagnetic water valve I51 to be opened, and the urea solution in the external urea solution storage tank is pumped to the liquid storage tank 1 until the liquid level of the urea solution in the liquid storage tank 1 reaches the upper limit; (2) in the liquid supplementing process of the liquid storage tank 1, the flow switch 52 transmits the flow in the pipeline to the PLC, and when the flow of the urea solution passing through the flow switch 52 is lower than a set value, the PLC closes the liquid supplementing pump 3 and the electromagnetic water valve I51 and sends out a warning to remind a manager of supplementing the solution to the external urea solution storage tank through the wireless communication module;
the user inputs the amount of the urea solution to be filled through the touch screen 10 by self, and after payment, the PLC controller controls the filling pump 2 to be started and the electromagnetic water valve II 72 to be opened; when the volume of the filling solution metered by the flow meter on the filling gun 13 reaches an input value, the PLC controls the stopping of the filling pump 2 and the closing of the second electromagnetic water valve 72; (4) the pressure gauge switch 71 monitors the pressure in the filling assembly, and when the filling assembly is abnormally operated, namely the pressure gauge switch 71 continuously monitors a certain pressure value (the duration time exceeds a set upper limit value), the PLC informs a manager to close the manual valve 73 to prevent loss.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the above-mentioned technical details to other fields by using the equivalent embodiments with equivalent changes or modifications, but any simple modification and equivalent changes made to the above embodiments according to the technical spirit of the present invention may still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A vehicle urea filling machine comprises a liquid storage tank (1), a liquid supplementing assembly (5), a filling assembly (7) and a cabinet (11), wherein the liquid storage tank (1) is installed at the inner lower part of the cabinet (11), a liquid inlet (101) and a liquid outlet (102) are formed in the upper end of the liquid storage tank (1), and the liquid inlet (101) is connected with the liquid supplementing assembly (5) through a pipeline; the filling assembly (7) is connected with the liquid outlet (102) through a pipeline, and is characterized by further comprising a PLC (programmable logic controller) and a touch screen (10), wherein the touch screen (10) is installed on the outer surface of the cabinet (11), and the touch screen (10) is in communication connection with the PLC; the PLC is provided with a wireless communication module;
a liquid level meter is arranged in the liquid storage tank (1), and the output end of the liquid level meter is in communication connection with a PLC (programmable logic controller) through a signal line;
the liquid supplementing assembly (5) comprises a liquid supplementing pump (3), a flow switch (52), a first electromagnetic water valve (51) and a liquid supplementing pipe (6);
an outlet of the fluid infusion pump (3) is connected with the fluid inlet (101) through a pipeline, an inlet of the fluid infusion pump (3) is connected with the flow switch (52) through a pipeline, the end, far away from the fluid infusion pump (3), of the flow switch (52) is connected with the first electromagnetic water valve (51) through a pipeline, the end, far away from the flow switch (52), of the first electromagnetic water valve (51) is connected with the fluid infusion pipe (6) through a pipeline, and the end, far away from the first electromagnetic water valve (51), of the fluid infusion pipe (6) is connected with an external urea solution storage tank;
the fluid infusion pump (3), the flow switch (52) and the electromagnetic water valve I (51) are respectively in communication connection with the PLC through signal lines.
2. The urea filling machine for the vehicle as claimed in claim 1, wherein the filling assembly (7) comprises a filling pump (2), a manual valve (73), a second electromagnetic water valve (72), a pressure gauge switch (71) and a filling gun (13);
an inlet of the filling pump (2) is connected with a liquid outlet (102) through a pipeline, an outlet of the filling pump (2) is connected with the pressure gauge switch (71) through a pipeline, the end, far away from the filling pump (2), of the pressure gauge switch (71) is connected with the second electromagnetic water valve (72) through a pipeline, the end, far away from the pressure gauge switch (71), of the second electromagnetic water valve (72) is connected with the manual valve (73), the manual valve (73) is a normally open valve, the end, far away from the second electromagnetic water valve (72), of the manual valve (73) is connected with the filling gun (13) through a pipeline, and a flowmeter is installed on the filling gun (13);
the filling pump (2), the pressure gauge switch (71), the electromagnetic water valve II (72) and the flowmeter are respectively connected with the PLC through signal lines.
3. The urea filling machine for the vehicle as claimed in claim 2, further comprising an explosion-proof flame arrester, wherein the explosion-proof flame arrester is a first explosion-proof flame arrester (4) and a second explosion-proof flame arrester (74), the first explosion-proof flame arrester (4) is installed between the fluid infusion pump (3) and the flow switch (52), and the second explosion-proof flame arrester (74) is installed between the manual valve (73) and the second electromagnetic water valve (72).
4. A vehicle urea filling machine according to claim 2 or 3, characterized in that said fluid replacement pump (3) and said filling pump (2) are both pneumatic diaphragm pumps.
5. The urea filling machine for the vehicle as claimed in claim 2 or 3, wherein a liquid replenishing pipe fixing seat (601) is fixedly connected to an outer wall of the cabinet (11), and the liquid replenishing pipe (6) is installed on the liquid replenishing pipe fixing seat (601); a filling gun storage seat (131) is further fixedly mounted on the outer wall of the cabinet (11), and the filling gun (13) is stored in the filling gun storage seat (131) when not in use.
6. A vehicle urea filling machine according to claim 2 or 3, characterized in that a washing liquid passing wall cover (8) is connected between the manual valve (73) and the filling gun (13), the washing liquid passing wall cover (8) is installed on the top of the cabinet (11), and the washing liquid passing wall cover (8) can rotate around the vertical center line and drive the filling gun (13) to change the direction.
7. A vehicle urea filling machine as claimed in claim 6, characterized in that a fan (12) is mounted on the upper portion of the outer wall of said cabinet (11), said fan (12) communicating the inside and outside of said cabinet (11).
8. A urea filling machine for vehicles as claimed in claim 1 or 2, characterized in that the lower part of the outer wall of said cabinet (11) is provided with a ventilation mesh (14).
9. A vehicle urea filling machine as claimed in any one of claims 1-3, characterized in that a belt ring bolt (15) is mounted on the top of said cabinet (11).
10. A vehicle urea filling machine as claimed in claim 1, characterized in that wheels (16) and legs (9) are mounted on the bottom of said cabinet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120797422.1U CN216273080U (en) | 2021-04-19 | 2021-04-19 | Automobile-used urea filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120797422.1U CN216273080U (en) | 2021-04-19 | 2021-04-19 | Automobile-used urea filling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216273080U true CN216273080U (en) | 2022-04-12 |
Family
ID=81001856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120797422.1U Active CN216273080U (en) | 2021-04-19 | 2021-04-19 | Automobile-used urea filling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216273080U (en) |
-
2021
- 2021-04-19 CN CN202120797422.1U patent/CN216273080U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204240048U (en) | The device of a kind of liquid ammonia pouring and unloading | |
| CN216273080U (en) | Automobile-used urea filling machine | |
| CN106744613B (en) | Full-service fluid loading system | |
| CN204284911U (en) | Cryogenic liquid integral type Storing and conveying metering equipment | |
| CN208732603U (en) | A kind of liquid material automatic loading device | |
| CN202867159U (en) | Intelligent refueling pump system used for transporting diesel | |
| CN204164669U (en) | Intelligent gas adds smelly system | |
| CN207230152U (en) | A kind of low-temperature liquid filling system | |
| CN109865222A (en) | Oil pumping system of oil storage tank | |
| CN208829249U (en) | A kind of quantitative control system of urea for vehicle quantitative filling equipment | |
| CN208613214U (en) | The online oil wash equipment of gear-box | |
| CN114321703A (en) | Online air supplement unit of insulating mist for environment-friendly gas-insulated transformer | |
| CN204052067U (en) | Prevent conveying system of curing agent coating pipe blockage | |
| CN206384821U (en) | A kind of full-service fluid loading system | |
| CN207111544U (en) | Ore deposit machine energy storage hydraulic station | |
| CN207830047U (en) | A kind of high-volume hydraulic ceramic plunger pump | |
| CN214862429U (en) | Liquid supplementing system in denitration system | |
| CN220130951U (en) | Fluid elevated tank structure | |
| CN211371932U (en) | Chemical agent adding device | |
| CN202912685U (en) | Light oil vehicle loading arm and closing vehicle loading device | |
| CN218058410U (en) | Canning device for diesel oil processing production | |
| CN216184347U (en) | Filling exchange synergistic equipment for automobile air conditioner | |
| CN213771327U (en) | Zero-emission tertiary oil gas recovery system of gas station | |
| CN220656267U (en) | Positive pressure type automatic proportional mixing device for fire control | |
| CN219072613U (en) | Chemical solution accurate dilution mixing arrangement |
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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A vehicle urea filling machine Effective date of registration: 20230314 Granted publication date: 20220412 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Licheng sub branch Pledgor: JINAN RUIJUN AUTOMATION EQUIPMENT Co.,Ltd. Registration number: Y2023980034814 |