CN210570826U

CN210570826U - Urea sensor based on electromagnetic valve and ultrasonic probe

Info

Publication number: CN210570826U
Application number: CN201921792936.7U
Authority: CN
Inventors: 隆优禄
Original assignee: Hefei Jiesi Environmental Protection Technology Co ltd
Current assignee: Hefei Jiesi Environmental Protection Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-05-19
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a urea sensor based on solenoid valve and ultrasonic probe, including backup pad and electron tube chassis, the electron tube chassis is located the backup pad below, and fixed mounting has the electron tube between backup pad and the electron tube chassis, the electron tube chassis upper end is through bolt fixed mounting ultrasonic probe, backup pad upper end one side is through bolt mounting solenoid valve, solenoid valve input end fixed connection has hot water connecting pipe; the utility model discloses a hot water connecting pipe of installation, the cartridge filter can filter the impurity in the hot water, and impurity under the interception can drop in the bottom of cartridge filter, can avoid impurity to enter into the solenoid valve inside and cause the damage to the solenoid valve, can effectively guarantee the normal work of this sensor, through the threaded rod of installation, not only be convenient for people to collect filterable impurity, can also guarantee liquid filter mechanism's filter effect, have very good practicality.

Description

Urea sensor based on electromagnetic valve and ultrasonic probe

Technical Field

The utility model relates to a urea sensor technical field specifically is a urea sensor based on solenoid valve and ultrasonic transducer.

Background

At present, automobiles are used as main road vehicles and are popularized in various family lives, the problem of environmental pollution caused by automobile exhaust is substantial, people are also in headache, and the state also sets standards for automobile exhaust emission. In the automobile manufacturing industry, in order to make the exhaust emission meet the national standard, a urea box is needed to be arranged and used for catalyzing nitrogen oxides in the exhaust to react so as to reduce harmful components in the exhaust, so as to meet the emission standard and reduce the pollution to the atmosphere, and in order to ensure the purification effect, parameters such as the concentration, the liquid level and the like of urea in the urea box need to be detected in real time, so that a urea sensor is needed to be installed in the urea box, the urea sensor is a sensor capable of burning tissues of urine on one side, plant tissues (such as soybean meal) are solidified into a film, the film is covered on an ammonia or gas oxidation carbon gas sensitive electrode to form a detection mechanism, urease is contained in the soybean meal, the urea can be rapidly catalytically decomposed, and the gas sensitive electrode can be used for detecting the released ammonia and carbon dioxide.

However, most urea sensors in the market have single functionality and are inconvenient to use, the traditional urea sensor can only acquire one type of urea information and hardly acquire multiple types of information of urea, and the existing urea sensor is additionally provided with an electromagnetic valve, but the hot water entering the spiral water pipe assembly has more impurities, so that the electromagnetic valve is easily blocked, and the service life of the electromagnetic valve is also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urea sensor based on solenoid valve and ultrasonic transducer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a urea sensor based on an electromagnetic valve and an ultrasonic probe comprises a supporting plate and an electron tube chassis, wherein the electron tube chassis is positioned below the supporting plate, an electron tube is fixedly arranged between the supporting plate and the electron tube chassis, the ultrasonic probe is fixedly arranged at the upper end of the electron tube chassis through a bolt, the electromagnetic valve is arranged on one side of the upper end of the supporting plate through a bolt, a hot water connecting pipe is fixedly connected with the input end of the electromagnetic valve, a threaded hole is formed in the surface of the upper end of the hot water connecting pipe, a liquid filtering mechanism is arranged in the threaded hole in,

the liquid filtering mechanism comprises a threaded rod and a filter cartridge, the filter cartridge is fixedly mounted at the bottom end of the threaded rod, a nut is fixedly mounted at the top end of the threaded rod, a water inlet is formed in one side surface of the filter cartridge, a filter hole is formed in one side surface, away from the water inlet, of the filter cartridge, and multiple groups of filter holes are formed in the filter hole.

Preferably, the lower end of the supporting plate is fixedly provided with a spiral water pipe assembly, one end of the spiral water pipe assembly is fixedly connected to the water outlet end of the electromagnetic valve, the other end of the spiral water pipe assembly is fixedly connected with a hot water outlet, and the hot water outlet is fixedly arranged on the surface of the upper end of the supporting plate.

Preferably, the fixed mounting that the backup pad upper end is located solenoid valve one side department has the plastic box, plastic box one end fixedly connected with connector, the electron tube outside fixed mounting has the flotation pontoon assembly.

Preferably, a guide plate is fixedly installed at one side of the liquid filtering mechanism at the inner bottom end of the hot water connecting pipe, and baffles are fixedly installed at two sides of the filter cartridge on the inner wall of the hot water connecting pipe.

Preferably, the threaded rod is in threaded connection with the threaded hole.

Preferably, the end face of the guide plate is of a circular arc structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a hot water connecting pipe of installation, when in actual use, hot water enters into in the hot water connecting pipe from the hot water import, then in entering into the solenoid valve again, after hot water enters into in the hot water connecting pipe, can enter into the cartridge filter from the water inlet, then pass filtration pore discharge hot water connecting pipe again, the cartridge filter can filter the impurity in the hot water, the impurity under the interception can drop in the bottom of cartridge filter, can avoid impurity to enter into inside the solenoid valve and cause the damage to the solenoid valve, can effectively guarantee the normal work of this sensor.

2. The utility model discloses a threaded rod of installation, when using a period of time after, rotatable nut can drive the threaded rod and rotate, can roll out the threaded rod from the threaded hole, then upwards take out the cartridge filter can, can clear away the impurity of collecting together in the cartridge filter, also can wash the cartridge filter simultaneously, not only be convenient for people to collect filterable impurity, can also guarantee liquid filter mechanism's filter effect, have very good practicality.

3. The utility model discloses an ultrasonic transducer of installation can survey urea liquid concentration, through sending the instruction to the driving computer when urea liquid concentration is not up to standard, avoids the urea liquid concentration condition not up to standard, avoids installing the sensor of a plurality of different functions, and the integrated level is high, practices thrift the space, and reduce cost can survey urea liquid concentration, avoids concentration not up to standard.

Drawings

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

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the internal structure of the hot water connection pipe of the present invention;

FIG. 4 is a schematic structural view of a liquid filtering mechanism according to the present invention;

fig. 5 is a schematic structural diagram of the filter cartridge of the present invention;

fig. 6 is a side view of the hot water connecting pipe of the present invention.

In the figure: 1-a support plate; 2-electron tube chassis; 3-plastic box; 4-ultrasonic probe; 5-a spiral water pipe assembly; 6-electron tube; 7-hot water inlet; 8-an electromagnetic valve; 9-hot water outlet; 10-a connector; 11-a buoy assembly; 12-hot water connecting pipe; 13-a liquid filtration mechanism; 14-a threaded hole; 15-a baffle; 16-a screw cap; 17-a threaded rod; 18-a water inlet; 19-a filter cartridge; 20-filtration pore; 22-baffle.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a urea sensor based on an electromagnetic valve and an ultrasonic probe comprises a supporting plate 1 and an electron tube chassis 2, wherein the electron tube chassis 2 is positioned below the supporting plate 1, an electron tube 6 is fixedly arranged between the supporting plate 1 and the electron tube chassis 2, the ultrasonic probe 4 is fixedly arranged at the upper end of the electron tube chassis 2 through a bolt, the ultrasonic probe 4 can detect the concentration of urea liquid, when the concentration of the urea liquid is not up to standard, an instruction is sent to a traveling computer to avoid the condition that the concentration of the urea liquid is not up to standard, the installation of a plurality of sensors with different functions is avoided, the integration level is high, the space is saved, the cost is reduced, the concentration of the urea liquid can be detected, the concentration is prevented from being up to standard, the electromagnetic valve 8 is installed on one side of the upper end of the supporting plate 1 through a bolt, a hot, the liquid filtering mechanism 13 is installed in the threaded hole 14 through internal threads, the liquid filtering mechanism 13 comprises a threaded rod 17 and a filtering cylinder 19, the filtering cylinder 19 is fixedly installed at the bottom end of the threaded rod 17, a screw cap 16 is fixedly installed at the top end of the threaded rod 17, a water inlet 18 is formed in one side surface of the filtering cylinder 19, filtering holes 20 are formed in one side surface of the filtering cylinder 19, which is far away from the water inlet 18, and multiple groups of the filtering holes 20 are arranged, when the electromagnetic valve 8 is used, hot water enters the hot water connecting pipe 12 from a hot water inlet 7 and then enters the electromagnetic valve 8, after the hot water enters the hot water connecting pipe 12, the hot water enters the filtering cylinder 19 from the water inlet 18 and then passes through the filtering holes 20 to be discharged out of the hot water connecting pipe 12, the filtering cylinder 19 can filter impurities in the hot water, the intercepted impurities can fall to the bottom of, the normal work of the sensor can be effectively ensured.

Wherein, the inside bottom of hot water connecting pipe 12 is located 13 one side of liquid filter mechanism and locates fixed mounting to have guide plate 15, and in rivers entered into hot water connecting pipe 12, the rivers that are located hot water connecting pipe 12 below can enter into water inlet 18 through guide plate 15, can not influence the normal flow of rivers, hot water connecting pipe 12 inner wall is located 19 both sides of cartridge filter department fixed mounting of cartridge filter and has baffle 21, and cartridge filter 19 can carry out the shutoff with hot water connecting pipe 12 on the baffle 21 cooperation, ensures that rivers can only enter into cartridge filter 19 from water inlet 18.

Wherein, threaded connection between threaded rod 17 and the screw hole 14, after using a period, rotatable nut 16 can drive threaded rod 17 and rotate, can rotate threaded rod 17 from screw hole 14 in, then upwards take out cartridge filter 19 can, can clear away the impurity of collecting the interior save of cartridge filter 19, also can wash cartridge filter 19 simultaneously, not only be convenient for people to collect filterable impurity, can also guarantee liquid filter mechanism's filter effect, have very good practicality.

The end face of the guide plate 15 is of a circular arc structure, so that resistance to water flow is reduced.

The working principle is as follows: when the sensor is used, the sensor is placed in a urea box, the solenoid valve 8 controls the spiral water pipe assembly 5 to circularly heat urea liquid in the urea box, hot water enters the hot water connecting pipe 12 from the hot water inlet 7 and then enters the solenoid valve 8, when the hot water enters the hot water connecting pipe 12, the hot water enters the filter cylinder 19 from the water inlet 18 and then passes through the filter hole 20 to be discharged out of the hot water connecting pipe 12, impurities in the hot water can be filtered by the filter cylinder 19, the intercepted impurities can fall to the bottom of the filter cylinder 19, the impurities can be prevented from entering the solenoid valve 8 to damage the solenoid valve 8, the normal work of the sensor can be effectively ensured, the filtered hot water can enter the solenoid valve 8 and then enters the spiral water pipe assembly 5 and finally is discharged from the hot water outlet 9, the ultrasonic probe 4 can detect the concentration of the urea liquid, when the concentration of the urea solution does not reach the standard, the condition that the concentration of the urea solution does not reach the standard is avoided by sending an instruction to a traveling computer.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a urea sensor based on solenoid valve and ultrasonic transducer, includes backup pad (1) and tube chassis (2), tube chassis (2) are located backup pad (1) below, and fixed mounting has tube (6), its characterized in that between backup pad (1) and tube chassis (2): the upper end of the electronic tube chassis (2) is fixedly provided with an ultrasonic probe (4) through a bolt, an electromagnetic valve (8) is installed on one side of the upper end of the supporting plate (1) through a bolt, a hot water connecting pipe (12) is fixedly connected with the input end of the electromagnetic valve (8), the upper end surface of the hot water connecting pipe (12) is provided with a threaded hole (14), a liquid filtering mechanism (13) is installed in the threaded hole (14) in a threaded manner, the liquid filter mechanism (13) comprises a threaded rod (17) and a filter cartridge (19), the filter cartridge (19) is fixedly arranged at the bottom end of the threaded rod (17), the top end of the threaded rod (17) is fixedly provided with a screw cap (16), a water inlet (18) is formed in one side surface of the filter cartridge (19), filter holes (20) are formed in one side surface, far away from the water inlet (18), of the filter cartridge (19), and multiple groups of filter holes (20) are formed.

2. The urea sensor based on the electromagnetic valve and the ultrasonic probe according to claim 1, wherein: the utility model discloses a solenoid valve, including backup pad (1), spiral water pipe assembly (5) one end fixed connection is in the play water end of solenoid valve (8), spiral water pipe assembly (5) other end fixedly connected with hot water export (9), and hot water export (9) fixed mounting in backup pad (1) upper end surface.

3. The urea sensor based on the electromagnetic valve and the ultrasonic probe according to claim 1, wherein: backup pad (1) upper end is located solenoid valve (8) one side and locates fixed mounting has plastic box (3), plastic box (3) one end fixedly connected with connector (10), electron tube (6) outside fixed mounting has flotation pontoon assembly (11).

4. The urea sensor based on the electromagnetic valve and the ultrasonic probe according to claim 1, wherein: the inside bottom of hot water connecting pipe (12) is located liquid filtering mechanism (13) one side department fixed mounting has guide plate (15), hot water connecting pipe (12) inner wall is located cartridge filter (19) both sides department fixed mounting has baffle (21).

5. The urea sensor based on the electromagnetic valve and the ultrasonic probe according to claim 1, wherein: the threaded rod (17) is in threaded connection with the threaded hole (14).

6. The urea sensor based on the electromagnetic valve and the ultrasonic probe according to claim 4, wherein: the end face of the guide plate (15) is of a circular arc structure.