CN211573619U

CN211573619U - Double-fluid urea nozzle core

Info

Publication number: CN211573619U
Application number: CN201921883626.6U
Authority: CN
Inventors: 蔡继业; 杨志伟; 朱杰
Original assignee: Xingwei Automobile Technology Wuxi Co ltd
Current assignee: Xingwei Automobile Technology Wuxi Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-25
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a two fluid urea nozzle core, concretely relates to auto-parts technical field, the drill comprises a core body, the inside activity of core is equipped with the toothed disc, the center department of toothed disc is equipped with first round hole, the both sides of first round hole all are equipped with the second round hole, and two second round holes are central symmetric distribution about first round hole, one side of toothed disc is equipped with the driving gear, just the driving gear meshes with the toothed disc. The utility model discloses a gear plate anticlockwise rotation 90 degrees makes two second round holes stagger with two second passageways, and the core passes through first passageway single channel transmission fluid this moment, and gear plate anticlockwise rotation 90 degrees once more, two second round holes and two second passageway intercommunication backs, the first passageway of core accessible and second passageway double channel transmission fluid compare with current single channel nozzle core, and single both sides passageway use can be adjusted according to the user demand to this nozzle core, and the practicality is good.

Description

Double-fluid urea nozzle core

Technical Field

The utility model relates to the technical field of auto-parts, more specifically say, the utility model relates to a two-fluid urea nozzle core.

Background

The urea nozzle is an automobile accessory, is also called as a metering module and is a stainless steel ejector, is arranged on an exhaust pipe, mixes urea pumped by a metering ejector with air, can uniformly atomize the sprayed urea solution, and then sprays the urea solution into the exhaust pipe for reducing the emission of nitrogen oxides in tail gas;

the prior art has the following defects: the nozzle core sprays urea fluid for the single channel, and when two kinds of fluid or do the reposition of redundant personnel to urea fluid need to spray, the nozzle core can not provide the use effectively, and the practicality is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a two-fluid urea nozzle core, through the 90 degrees of toothed disc anticlockwise rotation, make two second round holes and two second passageways stagger, the core passes through first passageway single channel transmission fluid this moment, the toothed disc anticlockwise rotation 90 degrees once more, two second round holes and two second passageway intercommunications after, the first passageway of core accessible and second passageway double channel transmission fluid, compare with current single channel nozzle core, this nozzle core can be according to the use demand regulation single double channel use, the practicality is good, in order to solve the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: a double-fluid urea nozzle core comprises a core body, wherein a gear disc is movably arranged inside the core body, a first round hole is formed in the center of the gear disc, second round holes are formed in two sides of the first round hole, the two second round holes are distributed in a central symmetry mode relative to the first round hole, a driving gear is arranged on one side of the gear disc and meshed with the gear disc, a motor is arranged at the bottom of the driving gear, and the driving gear is in transmission connection with the motor through an output shaft;

the core is characterized in that a first channel is arranged at the center of the interior of the core and communicated with the first round holes, second channels are arranged on two sides of the first channel and communicated with the two second round holes respectively.

In a preferred embodiment, the top and the bottom of the gear disc are both fixedly provided with a swivel, and the gear disc and the core body are movably connected through the swivels.

In a preferred embodiment, a protective cover is arranged on the outer sides of the driving gear and the gear disc, and the protective cover is fixedly connected with the core body.

In a preferred embodiment, a motor cover is arranged on the outer side of the motor, and the motor cover is fixedly connected with the core body.

In a preferred embodiment, the top and the bottom of the first channel are respectively provided with a liquid inlet pipe and a first atomizer, the liquid inlet pipe and the first atomizer are both communicated with the first channel, the liquid inlet pipe and the first atomizer are both fixedly connected with the core body, the top and the bottom of the second channel are respectively provided with a three-way pipe and a second atomizer, the three-way pipe and the second atomizer are both communicated with the second channel, and the three-way pipe and the second atomizer are both fixedly connected with the core body.

In a preferred embodiment, a clamping groove is arranged on the outer side of the top of the core body, and the clamping groove is in an annular design.

In a preferred embodiment, the top of the liquid inlet pipe and the top of the three-way pipe are both provided with soft rubber guide pipes, and the two soft rubber guide pipes are respectively embedded in the liquid inlet pipe and the three-way pipe.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a gear plate anticlockwise rotation 90 degrees makes two second round holes stagger with two second passageways, and the core passes through first passageway single channel transmission fluid this moment, and gear plate anticlockwise rotation 90 degrees once more, two second round holes and two second passageway intercommunication backs, the first passageway of core accessible and second passageway double channel transmission fluid compare with current single channel nozzle core, and single both sides passageway use can be adjusted according to the user demand to this nozzle core, and the practicality is good.

2. The utility model discloses a protection casing is protected for toothed disc and driving gear and is handled, and the motor cover is protected for the motor and is handled, and two kinds of fluids are respectively from first passageway and second channel transmission to first atomizer and second atomizer department, spout through first atomizer and second atomizer atomizing back, compare with the nozzle core that current barrier propterty is poor, and this nozzle core's barrier propterty is good, long service life.

Drawings

Fig. 1 is a longitudinal sectional view of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a top view of the gear plate of the present invention.

Fig. 4 is a schematic view of the overall structure of the present invention.

The reference signs are: 1 core, 2 toothed disc, 3 first round hole, 4 second round holes, 5 change, 6 driving gears, 7 protection casings, 8 motors, 9 motor covers, 10 first passageways, 11 second passageways, 12 feed liquor pipes, 13 first atomizer, 14 tee pipes, 15 second atomizers, 16 draw-in grooves, 17 flexible glue pipes.

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.

The utility model provides a two-fluid urea nozzle core as shown in figures 1-3, including core 1, the inside activity of core 1 is equipped with toothed disc 2, the center department of toothed disc 2 is equipped with first round hole 3, the both sides of first round hole 3 all are equipped with second round hole 4, and two second round holes 4 are central symmetry about first round hole 3 and distribute, one side of toothed disc 2 is equipped with driving gear 6, and driving gear 6 meshes with toothed disc 2, the bottom of driving gear 6 is equipped with motor 8, and driving gear 6 is connected through output shaft transmission with motor 8;

a first channel 10 is arranged at the center of the inner part of the core body 1, the first channel 10 is communicated with the first round hole 3, second channels 11 are arranged on two sides of the first channel 10, and the two second channels 11 are respectively communicated with the two second round holes 4;

the top and the bottom of the gear disc 2 are both fixedly provided with rotating rings 5, the gear disc 2 is movably connected with the core body 1 through the rotating rings 5, and the gear disc 2 is convenient to rotate through the arranged converting rings 5;

the implementation mode is specifically as follows: the motor 8 is electrically connected with a controller of the automobile cab, when the core body 1 needs to be a single channel to transmit fluid, the motor 8 is controlled to be connected with a power supply, the motor 8 drives the driving gear 6 to rotate 90 degrees clockwise, because the driving gear 6 is meshed with the gear disc 2, at the moment, the gear disc 2 rotates 90 degrees anticlockwise, the gear disc 2 rotates in the core body 1 through the rotating ring 5, the two second round holes 4 are staggered with the two second channels 11, at the moment, the core body 1 transmits fluid through a single channel of the first channel 10, when the core body 1 needs to transmit fluid through two channels, the control motor 8 drives the driving gear 6 to rotate clockwise by 90 degrees again, after the two second round holes 4 are communicated with the two second channels 11, the core 1 can be used for transmitting fluid through the first channel 10 and the second channel 11 in a double-channel mode, the nozzle core can be used by adjusting a single channel and a double channel according to use requirements, the practicability is good, and the problem that the nozzle core in the prior art is poor in practicability is specifically solved.

As shown in fig. 1 and 4, a protective cover 7 is arranged on the outer sides of the driving gear 6 and the gear disc 2, and the protective cover 7 is fixedly connected with the core body 1, so that the driving gear 6 is effectively protected by the protective cover 9;

a motor cover 9 is arranged on the outer side of the motor 8, the motor cover 9 is fixedly connected with the core body 1, and the motor 8 is effectively protected through the arranged motor cover 9;

the liquid inlet pipe 12 and the first atomizing nozzle 13 are respectively arranged at the top and the bottom of the first channel 10, the liquid inlet pipe 12 and the first atomizing nozzle 13 are communicated with the first channel 10, the liquid inlet pipe 12 and the first atomizing nozzle 13 are fixedly connected with the core body 1, so that the first channel 10 can conveniently enter fluid, the three-way pipe 14 and the second atomizing nozzle 15 are respectively arranged at the top and the bottom of the second channel 11, the three-way pipe 14 and the second atomizing nozzle 15 are communicated with the second channel 11, and the three-way pipe 14 and the second atomizing nozzle 15 are fixedly connected with the core body 1, so that the second channel 11 can conveniently enter fluid;

a clamping groove 16 is formed in the outer side of the top of the core body 1, and the clamping groove 16 is designed in an annular shape, so that the core body 1 can be conveniently installed;

the top parts of the liquid inlet pipe 12 and the three-way pipe 14 are both provided with soft rubber guide pipes 17, and the two soft rubber guide pipes 17 are respectively embedded in the liquid inlet pipe 12 and the three-way pipe 14, so that the conduction of fluid is facilitated;

the implementation mode is specifically as follows: the adapting unit winding of vehicle vent-pipe is in draw-in groove 16 of core 1, thereby make core 1 fix on the blast pipe, feed liquor pipe 12 and three-way pipe 14 pass through software pipe 17 and two fluid tank turn-on connections, protection casing 7 is protected the processing for toothed disc 2 and driving gear 6, motor cover 9 is protected the processing for motor 8, two kinds of fluids are transmitted to first atomizer 13 and second atomizer 15 department from first passageway 10 and second passageway 11 respectively, spout after first atomizer 13 and the 15 atomizing of second atomizer, the barrier propterty of nozzle core is good, long service life, this embodiment has specifically solved the problem that nozzle core life is short among the prior art.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, the gear disc 2 rotates 90 degrees anticlockwise, the gear disc 2 rotates inside the core 1 through the rotating ring 5, the two second round holes 4 and the two second channels 11 are staggered, at the moment, the core 1 transmits fluid through a single channel of the first channel 10, when the core 1 needs to transmit fluid through two channels, the control motor 8 drives the driving gear 6 to rotate 90 degrees clockwise again, and after the two second round holes 4 are communicated with the two second channels 11, the core 1 can transmit fluid through the first channel 10 and the two channels of the second channel 11.

Referring to the attached

drawings

1 and 4 of the specification, the protective cover 7 is used for protecting the gear disc 2 and the driving gear 6, the motor cover 9 is used for protecting the motor 8, and the two fluids are respectively transmitted to the first atomizing nozzle 13 and the second atomizing nozzle 15 from the first channel 10 and the second channel 11 and are atomized by the first atomizing nozzle 13 and the second atomizing nozzle 15 and then are sprayed out.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A two-fluid urea nozzle core comprising a core body (1), characterized in that: a gear disc (2) is movably arranged inside the core body (1), a first round hole (3) is formed in the center of the gear disc (2), second round holes (4) are formed in two sides of the first round hole (3), the two second round holes (4) are distributed in a central symmetry mode relative to the first round hole (3), a driving gear (6) is arranged on one side of the gear disc (2), the driving gear (6) is meshed with the gear disc (2), a motor (8) is arranged at the bottom of the driving gear (6), and the driving gear (6) is in transmission connection with the motor (8) through an output shaft;

the core body is characterized in that a first channel (10) is arranged in the center of the inner portion of the core body (1), the first channel (10) is communicated with the first round hole (3), second channels (11) are arranged on two sides of the first channel (10), and the two second channels (11) are respectively communicated with the two second round holes (4).

2. The two-fluid urea nozzle core of claim 1, wherein: the top and the bottom of toothed disc (2) all are fixed and are equipped with swivel (5), just toothed disc (2) passes through swivel (5) swing joint with core (1).

3. The two-fluid urea nozzle core of claim 1, wherein: the outer sides of the driving gear (6) and the gear disc (2) are provided with a protective cover (7), and the protective cover (7) is fixedly connected with the core body (1).

4. The two-fluid urea nozzle core of claim 1, wherein: the outer side of the motor (8) is provided with a motor cover (9), and the motor cover (9) is fixedly connected with the core body (1).

5. The two-fluid urea nozzle core of claim 1, wherein: the liquid feeding device is characterized in that a liquid feeding pipe (12) and a first atomizing nozzle (13) are arranged at the top and the bottom of the first channel (10) respectively, the liquid feeding pipe (12) and the first atomizing nozzle (13) are communicated with the first channel (10), the liquid feeding pipe (12) and the first atomizing nozzle (13) are fixedly connected with the core body (1), a three-way pipe (14) and a second atomizing nozzle (15) are arranged at the top and the bottom of the second channel (11) respectively, the three-way pipe (14) and the second atomizing nozzle (15) are communicated with the second channel (11), and the three-way pipe (14) and the second atomizing nozzle (15) are fixedly connected with the core body (1).

6. The two-fluid urea nozzle core of claim 1, wherein: the core is characterized in that a clamping groove (16) is formed in the outer side of the top of the core body (1), and the clamping groove (16) is designed in an annular shape.

7. The two-fluid urea nozzle core of claim 5, wherein: the top parts of the liquid inlet pipe (12) and the three-way pipe (14) are respectively provided with a soft rubber guide pipe (17), and the two soft rubber guide pipes (17) are respectively embedded in the liquid inlet pipe (12) and the three-way pipe (14).