CN214374586U

CN214374586U - Novel electronic nose

Info

Publication number: CN214374586U
Application number: CN202022992581.5U
Authority: CN
Inventors: 熊程
Original assignee: Shanghai Hongming Network Technology Co ltd
Current assignee: Shanghai Hongming Network Technology Co ltd
Priority date: 2020-12-13
Filing date: 2020-12-13
Publication date: 2021-10-08
Anticipated expiration: 2030-12-13

Abstract

The utility model discloses a novel electron nose belongs to electron analytical instrument technical field, including the air chamber, air chamber internally mounted has mixing chamber and surge chamber, the air inlet is installed to mixing chamber one side. When gas enters into the mixing chamber through the air inlet inside, the motor drives the spiral blade to stir and come gas uniform mixing together with higher speed, gas after mixing can enter into the surge chamber through the air vent inside, when using for a long time, the air vent on the baffle can take place to block up, during the change, drive L type kelly through rotating the rotation axis and leave the dead lever, take out the baffle after that and change, when gas enters into the surge chamber inside, because the mist flows and drives dwang b and dwang c and rotate on bearing a and bearing b, dwang b and dwang c also drive puddler b and puddler c rotation when pivoted, puddler b and puddler c rotate and separate the gas circulation and advance the velocity of flow that slows down gas, improve measuring accuracy and efficiency.

Description

Novel electronic nose

Technical Field

The utility model relates to an electronic analysis instrument technical field especially relates to a novel electron nose.

Background

The electronic nose is an electronic system that uses the response of the gas sensor array to identify odors. It is an instrument consisting of a selective sensor array and a suitable identification method, which can identify odors and obtain results consistent with human sensory evaluation. Different gas chamber structures can affect the response speed and the response value of the gas sensor array. Especially, in a complex gas environment in which a plurality of gases are mixed in the same space, the existing electronic nose is used in the situation, and the deviation of the measurement result is caused by the uneven mixing of the plurality of gases.

The patent number CN201811647196.8 discloses an electronic nose, which comprises an air chamber, wherein the left end of the air chamber is provided with an air inlet, and the right side of the upper wall of the air chamber is provided with an air outlet; a sensor array is arranged on the inner wall of the right side of the air chamber; the inner cavity of the air chamber is sequentially provided with a conical channel and a partition plate along the gas flowing direction; the big opening end of the conical channel is an air inlet end, and the outer edge of the big opening end is connected with the inner wall of the air chamber in a sealing way; the outer edge of the partition plate is hermetically connected with the inner wall of the air chamber, and a plurality of vent holes are formed in the partition plate; the baffle right side is provided with the first baffler of connection at the air chamber downside inner wall and is located first baffler right side and connect the second baffler at the air chamber upside inner wall. The invention effectively mixes the unevenly mixed airflow through the conical channel and the partition board arranged in the air chamber of the electronic nose; the first baffle plate and the second baffle plate can buffer and slow down the flow velocity of gas, reduce the flow cross section area of air current, and improve the accuracy and the efficiency of measurement.

The electronic nose of the above technology has the following disadvantages: 1. the device cannot rapidly mix the mixed air; 2. the device has poor effect of buffering gas, and therefore, a novel electronic nose is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel electronic nose, when gas enters into the mixing chamber through the air inlet, the power is turned on to let the motor work, the motor drives the rotating shaft to rotate, the rotating shaft drives the rotating rod a to rotate, the rotating rod a drives the spiral blade to rotate, the spiral blade is stirred to accelerate the gas to be evenly mixed together, the mixed gas can enter into the buffer chamber through the vent hole, when the novel electronic nose is used for a long time, the vent hole on the baffle plate can be blocked, when needing to be replaced, the L-shaped clamping rod is driven to leave the fixed rod by rotating the rotating shaft, then the baffle plate is drawn out for replacement, the advantage is that the gas can be evenly mixed by accelerating the rotation of the spiral blade driven by the motor, the baffle plate can be replaced conveniently, when the gas enters into the buffer chamber, the rotating rod b and the rotating rod c are driven to rotate on the bearing a and the bearing b due to the flow of the mixed gas, dwang b also drives puddler b and puddler c when dwang c rotates and rotates, and puddler b and puddler c rotate and separate the gas flow volume and further slow down gaseous velocity of flow, improve measuring accuracy and efficiency.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of novel electronic nose, which comprises an air chamber, air chamber internally mounted has mixing chamber and surge chamber, the air inlet is installed to mixing chamber one side, mixing chamber internally mounted has the motor, the axis of rotation is installed to motor one side, axis of rotation lateral wall through connection dwang a, dwang a lateral wall fixed connection spiral leaf, mixing chamber bottom buckle connection baffle, the internally mounted of surge chamber has bearing a, bearing a lateral wall rotates and connects dwang b, dwang b lateral wall fixed connection puddler b, the internally mounted of surge chamber has bearing b, bearing b lateral wall rotates and connects dwang c, dwang c lateral wall fixed connection puddler c, surge chamber one side through connection gas outlet.

Optionally, the outer side wall of the partition plate is provided with a plurality of vent holes.

Optionally, one end of the partition plate is fixedly connected with a fixing rod, one side of the mixing chamber is fixedly connected with a fixing seat, the outer side wall of the fixing seat is connected with a rotating shaft in a penetrating manner, and the outer side wall of the rotating shaft is connected with an L-shaped clamping rod in a penetrating manner.

Optionally, a friction pad is installed on the outer side wall of the L-shaped clamping rod, and a clamping groove is formed at the joint of the mixing chamber and the partition plate to form a clamping connection.

Optionally, the power output end of the motor is connected with the power input end of the rotating shaft, and the power output end of the rotating shaft is connected with the power input end of the rotating rod a.

The utility model has the advantages as follows:

the embodiment of the utility model provides a novel electron nose:

1. the utility model provides the high motor, the spiral leaf, a separation plate, the air vent, rotation axis and L type kelly, when gaseous inside entering into the mixing chamber through the air inlet, open the power and let motor work, the motor drives the axis of rotation and rotates, the axis of rotation drives dwang an and rotates, dwang an drives the spiral leaf and rotates, the spiral leaf stirs and evenly mixes together with higher speed gaseous, gas after the mixture can enter into the surge chamber through the air vent inside, when using for a long time, the air vent on the baffle can take place to block up, when needing to be changed, drive L type kelly through rotating the rotation axis and leave the dead lever, take out the baffle and change after that, such benefit is that it can accelerate to let gaseous misce to carry out to drive the spiral leaf through the motor, also be convenient for change the baffle.

2. The utility model provides high bearing a, bearing b, dwang b, bracing piece c, puddler b and puddler c, when gas enters into the surge chamber inside, because the mist flows and drives dwang b and dwang c and rotate on bearing a and bearing b, also drive puddler b and puddler c rotation in dwang b and dwang c pivoted, puddler b and puddler c rotate and separate the gaseous circulation and further slow down gaseous velocity of flow, improve measuring accuracy and efficiency.

Drawings

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

Fig. 1 is a schematic view of an overall structure of a novel electronic nose according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a partition plate of a novel electronic nose according to an embodiment of the present invention.

In the figure: 1. an air chamber; 2. an air inlet; 3. a mixing chamber; 4. a motor; 5. a rotating shaft; 6. rotating the rod a; 7. helical leaves; 8. a partition plate; 9. a vent hole; 10. a buffer chamber; 11. a bearing a; 12. rotating the rod b; 13. a stirring rod b; 14. a bearing b; 15. rotating the rod c; 16. a stirring rod c; 17. an air outlet; 18. a fixed seat; 19. a rotating shaft; 20. an L-shaped clamping rod; 21. a friction pad; 22. a card slot; 23. and (5) fixing the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A novel electronic nose according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1-2, a novel electronic nose provided by the embodiment of the present invention includes an air chamber 1, a mixing chamber 3 and a buffer chamber 10 are arranged in the air chamber 1, an air inlet 2 is arranged at one side of the mixing chamber 3, a motor 4 is arranged in the mixing chamber 3, a rotating shaft 5 is arranged on one side of the motor 4, the outer side wall of the rotating shaft 5 is connected with a rotating rod a6 in a penetrating way, the outer side wall of the rotating rod a6 is fixedly connected with a spiral blade 7, the bottom of the mixing chamber 3 is connected with a baffle plate 8 in a snap-fit manner, the buffer chamber 10 is internally provided with a bearing a11, the outer side wall of the bearing a11 is rotatably connected with a rotating rod b12, the outer side wall of the rotating rod b12 is fixedly connected with a stirring rod b13, a bearing b14 is arranged inside the buffer chamber 10, the outer side wall of the bearing b14 is rotatably connected with a rotating rod c15, the outer side wall of the rotating rod c15 is fixedly connected with a stirring rod c16, and one side of the buffer chamber 10 is connected with the air outlet 17 in a penetrating way.

Illustratively, when gas enters the mixing chamber 3 through the gas inlet 2, the motor 4 drives the rotation shaft 5 to rotate, the rotation shaft 5 drives the rotation rod a6 to rotate, the rotation rod a6 drives the spiral blade 7 to rotate, the spiral blade 7 stirs to accelerate the uniform mixing of the gas, the mixed gas enters the buffer chamber 10 through the vent hole 9, when the gas is used for a long time, the vent hole 9 on the partition plate 8 is blocked, when the gas needs to be replaced, the L-shaped clamping rod 20 is driven to leave the fixed rod 23 by rotating the rotation shaft 19, then the partition plate 8 is drawn out to be replaced, when the gas enters the buffer chamber 10, the rotation rod b12 and the rotation rod c15 are driven to rotate on the bearing a11 and the bearing b14 due to the flowing of the mixed gas, the rotation rod b12 and the rotation rod c15 also drive the stirring rod b13 and the stirring rod c16 to rotate, the stirring rod b13 and the stirring rod c16 rotate to separate the flowing amount of the gas to slow down the flow rate of the gas, to improve the accuracy and efficiency of the measurement.

Referring to fig. 1, the outer side wall of the partition plate 8 is provided with a plurality of vent holes 9.

Illustratively, gas circulation is facilitated.

Referring to fig. 1, one end of the partition 8 is fixedly connected with a fixing rod 23, one side of the mixing chamber 3 is fixedly connected with a fixing seat 18, the outer side wall of the fixing seat 18 is connected with a rotating shaft 19 in a penetrating way, and the outer side wall of the rotating shaft 19 is connected with an L-shaped clamping rod 20 in a penetrating way.

Illustratively, replacement of the separator 8 is facilitated.

Referring to fig. 2, a friction pad 21 is installed on the outer side wall of the L-shaped clamping rod 20, and a clamping groove 22 is arranged at the joint of the mixing chamber 3 and the partition plate 8 to form a snap connection.

Illustratively, the friction force between the L-shaped clamping rod 20 and the fixing rod 23 is increased, so that the partition plate 8 is convenient to fix.

Referring to fig. 1, the power output end of the motor 4 is connected with the power input end of the rotating shaft 5, and the power output end of the rotating shaft 5 is connected with the power input end of the rotating rod a 6.

Illustratively, the motor 4 rotates the rotating shaft 5, and the rotating shaft 5 rotates the rotating rod a 6.

When the gas mixing device is used, when gas enters the mixing chamber 3 through the gas inlet 2, the power supply is turned on to enable the motor 4 to work, the motor 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the rotating rod a6 to rotate, the rotating rod a6 drives the spiral blade 7 to rotate, the spiral blade 7 is stirred to accelerate the uniform mixing of the gas, the mixed gas can enter the buffer chamber 10 through the vent hole 9, when the gas mixing device is used for a long time, the vent hole 9 on the partition plate 8 can be blocked, when the gas mixing device needs to be replaced, the rotating shaft 19 is rotated to drive the L-shaped clamping rod 20 to separate from the fixed rod 23, then the partition plate 8 is drawn out for replacement, the advantage is that the motor 4 drives the spiral blade 7 to rotate to accelerate the uniform mixing of the gas, the replacement of the partition plate 8 is facilitated, when the gas enters the buffer chamber 10, the rotating rods b12 and c15 are driven to rotate on the bearing a11 and the bearing b14 due to the flowing of the mixed gas, the rotating rod b12 and the rotating rod c15 rotate and simultaneously drive the stirring rod b13 and the stirring rod c16 to rotate, the stirring rod b13 and the stirring rod c16 rotate to separate the gas flow to further slow down the flow rate of the gas, so that the measuring accuracy and efficiency are improved, and the motor 4 is Y80M 1-2.

The utility model relates to a novel electronic nose, which comprises a1, an air chamber; 2. an air inlet; 3. a mixing chamber; 4. a motor; 5. a rotating shaft; 6. rotating the rod a; 7. helical leaves; 8. a partition plate; 9. a vent hole; 10. a buffer chamber; 11. a bearing a; 12. rotating the rod b; 13. a stirring rod b; 14. a bearing b; 15. rotating the rod c; 16. a stirring rod c; 17. an air outlet; 18. a fixed seat; 19. a rotating shaft; 20. an L-shaped clamping rod; 21. a friction pad; 22. a card slot; 23. the fixing rod and the parts are all universal standard parts or parts known by those skilled in the art, and the structure and the principle of the fixing rod are known by technical manuals or by routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a novel electronic nose, includes air chamber (1), its characterized in that, air chamber (1) internally mounted has mixing chamber (3) and buffer chamber (10), air inlet (2) are installed to mixing chamber (3) one side, mixing chamber (3) internally mounted has motor (4), axis of rotation (5) are installed to motor (4) one side, axis of rotation (5) lateral wall through connection dwang a (6), dwang a (6) lateral wall fixed connection spiral leaf (7), baffle (8) is connected to mixing chamber (3) bottom buckle, buffer chamber (10) internally mounted has bearing a (11), bearing a (11) lateral wall rotates and connects dwang b (12), dwang b (12) lateral wall fixed connection puddler b (13), buffer chamber (10) internally mounted has bearing b (14), the bearing b (14) lateral wall rotates and connects dwang c (15), dwang c (15) lateral wall fixed connection puddler c (16), buffer chamber (10) one side through connection gas outlet (17).

2. The novel electronic nose according to claim 1, wherein the outer side wall of the partition (8) is provided with a plurality of vent holes (9).

3. The novel electronic nose as claimed in claim 1, wherein one end of the partition (8) is fixedly connected with a fixing rod (23), one side of the mixing chamber (3) is fixedly connected with a fixing seat (18), the outer side wall of the fixing seat (18) is connected with a rotating shaft (19) in a penetrating manner, and the outer side wall of the rotating shaft (19) is connected with an L-shaped clamping rod (20) in a penetrating manner.

4. The novel electronic nose as claimed in claim 3, wherein a friction pad (21) is mounted on the outer side wall of the L-shaped clamping rod (20), and a clamping groove (22) is provided at the joint of the mixing chamber (3) and the partition plate (8) to form a snap-fit connection.

5. The novel electronic nose according to claim 1, characterized in that the power output end of the motor (4) is connected with the power input end of the rotating shaft (5), and the power output end of the rotating shaft (5) is connected with the power input end of the rotating rod a (6).