CN217748568U

CN217748568U - Dedicated ventilation unit of laboratory smoke density appearance

Info

Publication number: CN217748568U
Application number: CN202222114223.3U
Authority: CN
Inventors: 朱志恒; 朱永恒; 郝春红; 于丽
Original assignee: Yantai Aifuer Flame Retardant Technology Co ltd
Current assignee: Yantai Aifuer Flame Retardant Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-08
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to a smoke density appearance ventilation technology field specifically is a dedicated ventilation unit of laboratory smoke density appearance, including the control box, the smoke box is installed and the ventilation unit who installs in the smoke box right side on the right side of control box. The utility model discloses, place the material and get into the smoke box, push away the baffle to in the baffle recess, can form airtight space, improve the accuracy of data, pull out the baffle after detecting finishing, open the fan, inside cigarette can be along the ventilation pipe always to the pipe of discharging fume, arrange outside the wall again, reduce the harm that the human body directly inhales the production, can observe the inside dirt of ventilation subassembly from the ventilation tube board, wash ventilation subassembly inside according to the condition, water can flow to the outlet pipe and reentrant T type pipe, spout to the ventilation pipe inner wall through two showers, the motor drives the second pivot and rotates and three brush carousel rotates, can wash the ventilation pipe inboard, the fan drives first pivot and rotates and two brush carousels rotate, rivers from the drain pipe discharge can.

Description

Special ventilation unit of laboratory smoke density appearance

Technical Field

The utility model relates to a smoke density appearance ventilation technology field specifically is a dedicated ventilation unit of laboratory smoke density appearance.

Background

Smoke density generated by the high polymer material during combustion is generally tested by using a laboratory smoke density instrument, the high polymer material can generate a large amount of harmful gas during combustion, and ventilation equipment is required to be arranged for ensuring that smoke toxic gas generated during the combustion test does not harm testers and ensuring the safety of the testers;

the application number is CN201822126417.9, which discloses a ventilation device for air replacement in a laboratory, the device is characterized in that an air outlet pipeline and an air inlet pipeline are respectively connected to the back of a ventilation hood, wherein the air outlet pipeline is used for discharging air in the laboratory, the air inlet pipeline is used for sucking in external air to realize air replacement between the laboratory and the outside, the two pipelines are both connected with a communication hole in the ventilation hood, a rotatable turnover plate is arranged between the two communication holes, when the turnover plate is rotatably covered on one of the communication holes, the pipeline connected with the communication hole cannot ventilate, the ventilation effect of the other pipeline returns to be good, therefore, the ventilation effects of the two pipelines can be adjusted by adjusting the turnover plate, the connecting pipe is connected with a bottled air freshener by connecting the outer wall of the air inlet pipeline, the freshener can be sprayed into the air inlet pipeline by pressing a spray head, and even if the external air has peculiar smell, the air in the laboratory can be kept fresh;

although the device can effectively realize air replacement of a laboratory to ensure fresh air in the laboratory, the device lacks a cleaning function for the interior of the ventilation equipment, which can cause the accumulation of dirt and bacteria in the interior of the ventilation equipment after long-term use, and a ventilation device special for a laboratory smoke density instrument is provided.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above insufficiency, the utility model provides a dedicated ventilation unit of laboratory smoke density appearance.

The technical scheme of the utility model is that:

a ventilation device special for a laboratory smoke density instrument comprises a control box, wherein a smoke box and a ventilation assembly arranged on the right side of the smoke box are arranged on the right side of the control box;

the ventilation assembly comprises a ventilation pipe, a fan and a first rotating shaft fixedly mounted on the right side of the fan are arranged on the inner side of the ventilation pipe, a first rotating shaft fixing block and a second rotating shaft fixing block fixedly mounted above the first rotating shaft fixing block are mounted on the right side of the first rotating shaft in a rotating mode, a second rotating shaft is mounted above the second rotating shaft fixing block in a rotating mode, two brush rotating discs are fixedly mounted on the first rotating shaft, three brush rotating discs are fixedly mounted on the second rotating shaft, a motor protective shell and a motor fixedly mounted in the motor protective shell are mounted on the second rotating shaft, a T-shaped pipe and two spray heads fixedly mounted below the T-shaped pipe are fixedly mounted above the motor protective shell, and a water outlet pipe is fixedly mounted above the T-shaped pipe.

Preferably, the bottom end of the water outlet pipe is fixedly provided with a water pump water outlet and a water pump fixedly arranged on the water pump water outlet, and the right side of the water pump is fixedly provided with a water pump water inlet and a water inlet pipe fixedly arranged on the water pump water inlet.

Preferably, a ventilation tube plate is rotatably arranged above the ventilation tube, a smoke exhaust tube is fixedly arranged on one side of the ventilation tube close to the wall, a water outlet tube hole is formed in the right side of the ventilation tube, and a water discharge tube is fixedly arranged at the bottom of the ventilation tube.

Preferably, the smoke box comprises a smoke box groove and a baffle plate groove, and a baffle plate is inserted in the baffle plate groove.

Preferably, the output shaft of the motor is fixed with the second rotating shaft.

Preferably, the left side of the ventilation pipe is fixedly arranged on the groove of the smoke box.

Preferably, the right side of the first rotating shaft fixing block is fixedly installed on the ventilation pipe.

Preferably, the water outlet pipe is fixedly connected with the water outlet pipe hole.

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

the utility model discloses, place the material and get into the smoke box, push away the baffle to in the baffle recess, can form airtight space, improve the accuracy of data, pull out the baffle after detecting finishing, open the fan, inside cigarette can be along the ventilation pipe until the pipe of discharging fume, discharge outside the wall again, reduce the harm that human body directly inhales and produce to the human body, can observe the inside dirt of ventilation subassembly from the ventilation tube board, can wash ventilation subassembly inside according to the condition, rivers are getting into T type pipe to the outlet pipe, spout to the ventilation pipe inner wall in two showers, the motor drives the second pivot and rotates and three brush carousel rotates, can wash the ventilation pipe inboard, the fan drives first pivot and rotates, two brush carousels of first pivot top rotate, rivers are discharged from the drain pipe, can wash inside the ventilation subassembly.

Drawings

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

FIG. 2 is a schematic view of the structure of the smoke box of the present invention;

fig. 3 is a first schematic structural view of the ventilation assembly of the present invention;

fig. 4 is a schematic structural view of the ventilation assembly of the present invention;

fig. 5 is a schematic structural view of the ventilation assembly of the present invention.

In the figure:

1. a control box;

2. a smoke box; 21. a smoke box groove; 22. a baffle plate groove; 23. a baffle plate;

3. a ventilation assembly; 31. a vent pipe; 311. a fan; 312. a first rotating shaft; 313. a first rotating shaft fixing block; 314. a second rotating shaft fixing block; 315. a second rotating shaft; 316. a brush turntable; 317. a motor protection shell; 318. a motor; 319. a T-shaped pipe; 320. a shower head; 321. a water outlet pipe; 322. a water outlet of the water pump; 323. a water pump; 324. a water inlet of the water pump; 325. a water inlet pipe; 32. a vent tube sheet; 33. a smoke exhaust pipe; 34. a water outlet pipe hole; 35. and a drain pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-5, the present invention provides a technical solution:

the utility model provides a dedicated ventilation unit of laboratory smoke density appearance, includes control box 1, and smoke box 2 and ventilation unit 3 who installs in smoke box 2 right side are installed on control box 1's right side, and when needs used, place the material and get into smoke box 2, open control box 1 and detect, open ventilation unit 3 after finishing detecting, make the cigarette in the smoke box 2 discharge from ventilation unit 3.

It should be added that the ventilation assembly 3 includes a ventilation tube 31, a fan 311 and a first rotating shaft 312 fixedly installed on the right side of the fan 311 are fixedly installed on the inner side of the ventilation tube 31, a first rotating shaft fixing block 313 and a second rotating shaft fixing block 314 fixedly installed on the right side of the fan 311 are rotatably installed on the right side of the first rotating shaft 312, a second rotating shaft 315 is rotatably installed on the upper side of the second rotating shaft fixing block 314, two brush rotating discs 316 are fixedly installed on the first rotating shaft 312, three brush rotating discs 316 are fixedly installed on the second rotating shaft 315, a motor protection housing 317 and a motor 318 fixedly installed in the motor protection housing 317 are installed on the second rotating shaft 315, a T-shaped tube 319 and two spray heads 320 fixedly installed below the T-shaped tube 319 are fixedly installed on the upper side of the motor protection housing 317, and a water outlet tube 321 is fixedly installed on the upper side of the T-shaped tube 319, when the ventilation assembly 3 is used, the fan 311 inside the ventilation tube 31 is turned on, so that the air inside the smoke box 2 enters the ventilation tube 31.

It is worth to be noted that, the bottom end of the water outlet pipe 321 is fixedly provided with a water pump water outlet 322 and a water pump 323 fixedly arranged on the water pump water outlet 322, the right side of the water pump 323 is fixedly provided with a water pump water inlet 324 and a water inlet pipe 325 fixedly arranged on the water pump water inlet 324, the right side of the water inlet pipe 325 is connected with a water tap of a laboratory, when the interior of the ventilation assembly 3 needs to be cleaned, the water tap is opened to enable water to enter the water inlet pipe 325 and the water pump 323, so that the water flows to the water outlet pipe 321, then enters the T-shaped pipe 319, and is sprayed to the inner wall of the ventilation pipe 31 through the two spray heads 320, then the motor 318 is started to drive the second rotating shaft 315 to rotate, so that the three brush rotating discs 316 on the second rotating shaft 315 start to rotate, so as to clean the inner side of the ventilation pipe 31, then the fan 311 is started to drive the first rotating shaft 312 to rotate, and thus drive the two brush rotating discs 316 on the first rotating shaft 312 to start to rotate.

It needs to be supplemented that a ventilation tube plate 32 is rotatably installed above the ventilation tube 31, the ventilation tube plate 32 is opened through rotation, the condition inside the ventilation tube 31 can be observed, a smoke exhaust tube 33 is fixedly installed on one side of the ventilation tube 31 close to the wall, one side of the smoke exhaust tube 33 extends out of the wall through penetrating through the wall, when a fan 311 is opened, the smoke inside can be exhausted from the ventilation tube 31 to the smoke exhaust tube 33 along the ventilation tube 31 and then exhausted out of the wall, a water outlet tube hole 34 is formed in the right side of the ventilation tube 31, a water drain tube 35 is fixedly installed at the bottom of the ventilation tube 31, and water flow is exhausted from the water drain tube 35.

Preferably, the smoke box 2 comprises a smoke box groove 21 and a baffle groove 22, the baffle 23 is inserted in the baffle groove 22, when the attribute of the material is tested, in order to prevent data inaccuracy, a closed environment is required in the smoke box 2, the baffle 23 is pushed into the baffle groove 22, the ventilation assembly 3 can be closed, and a closed space is formed.

It should be added that the output shaft of the motor 318 is fixed to the second rotating shaft 315, and when the motor 318 is turned on, the second rotating shaft 315 rotates.

Further, the left side of the ventilation pipe 31 is fixedly arranged on the smoke box groove 21.

It should be added that the right side of the first rotating shaft fixing block 313 is fixedly installed on the ventilation pipe 31 to prevent the position deviation of the first rotating shaft 312.

Furthermore, the water outlet pipe 321 is fixedly connected with the water outlet pipe hole 34, and the position of the water outlet pipe 321 is reinforced.

When the device is used specifically, a placed material enters the smoke box 2, the baffle plate 23 is pushed into the baffle plate groove 22, the ventilation assembly 3 is closed, the control box 1 is opened for detection, the baffle plate 23 is pulled out after detection is finished, the fan 311 is opened, internal smoke can flow from the ventilation pipe 31 to the smoke exhaust pipe 33 and is exhausted out of the wall, when the interior of the ventilation assembly 3 needs to be cleaned, the water faucet is opened to enable water to enter the water inlet pipe 325 and the water pump 323, the water flows to the water outlet pipe 321 and then enters the T-shaped pipe 319, the water is sprayed to the inner wall of the ventilation pipe 31 through the two spray heads 320, the motor 318 is then started to drive the second rotating shaft 315 to rotate, the three brush rotating discs 316 on the second rotating shaft 315 start to rotate, the inner side of the ventilation pipe 31 is cleaned, the fan 311 is then opened to drive the first rotating shaft 312 to rotate, the two brush rotating discs 316 on the first rotating shaft 312 are driven to rotate, the water flows are exhausted from the water exhaust pipe 35, and the operation is finished.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A special ventilation device for a laboratory smoke density instrument comprises a control box (1), wherein a smoke box (2) and a ventilation assembly (3) arranged on the right side of the smoke box (2) are arranged on the right side of the control box (1);

the method is characterized in that: the ventilating assembly (3) comprises a ventilating pipe (31), a fan (311) and a first rotating shaft (312) fixedly installed on the right side of the fan (311) are fixedly installed on the inner side of the ventilating pipe (31), a first rotating shaft fixing block (313) and a second rotating shaft fixing block (314) fixedly installed above the first rotating shaft fixing block (313) are rotatably installed on the right side of the first rotating shaft (312), a second rotating shaft (315) is rotatably installed above the second rotating shaft fixing block (314), two brush turntables (316) are fixedly installed on the first rotating shaft (312), three brush turntables (316) are fixedly installed on the second rotating shaft (315), a motor protective shell (317) and a motor (318) fixedly installed in the motor protective shell (317) are installed on the second rotating shaft (315), a T-shaped pipe (319) and two spray headers (320) fixedly installed below the T-shaped pipe (319) are fixedly installed above the motor protective shell (317), and a water outlet pipe (321) is fixedly installed above the T-shaped pipe (319);

the bottom end of the water outlet pipe (321) is fixedly provided with a water pump water outlet (322) and a water pump (323) fixedly arranged on the water pump water outlet (322), and the right side of the water pump (323) is fixedly provided with a water pump water inlet (324) and a water inlet pipe (325) fixedly arranged on the water pump water inlet (324);

ventilation pipe board (32) are installed in the rotation of ventilation pipe (31) top, one side fixed mounting that ventilation pipe (31) leaned on the wall has a tub (33) of discharging fume, water outlet pipe hole (34) have been seted up on the right side of ventilation pipe (31), the bottom fixed mounting of ventilation pipe (31) has drain pipe (35).

2. The laboratory densitometer dedicated ventilation device of claim 1, wherein: the smoke box (2) comprises a smoke box groove (21) and a baffle plate groove (22), and a baffle plate (23) is inserted in the baffle plate groove (22).

3. The laboratory densitometer dedicated ventilation device of claim 1, wherein: the output shaft of the motor (318) is fixed with the second rotating shaft (315).

4. The ventilation device dedicated for laboratory densitometers of claim 1, characterized by: the left side of the ventilation pipe (31) is fixedly arranged on the smoke box groove (21).

5. The ventilation device dedicated for laboratory densitometers of claim 1, characterized by: the right side of the first rotating shaft fixing block (313) is fixedly arranged on the ventilation pipe (31).

6. The laboratory densitometer dedicated ventilation device of claim 1, wherein: the water outlet pipe (321) is fixedly connected with the water outlet pipe hole (34).