CN214488230U

CN214488230U - Novel fume chamber in laboratory

Info

Publication number: CN214488230U
Application number: CN202120057910.9U
Authority: CN
Inventors: 王育虎
Original assignee: Shanghai Longzhao Experimental Equipment Group Co ltd
Current assignee: Shanghai Longzhao Experimental Equipment Group Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-10-26
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a novel fume chamber in laboratory belongs to the laboratory technical field of airing exhaust, the intelligent cabinet temperature adjusting device comprises a cabinet body, the thermovent has been seted up on the cabinet body, the thermovent is provided with the multiunit, install the closing door on the cabinet body, water conservancy diversion mechanism A is installed to cabinet body one side, water conservancy diversion mechanism B is installed to cabinet body opposite side, water conservancy diversion mechanism A and the inside component structure of water conservancy diversion mechanism B are unanimous, water conservancy diversion mechanism B level is located water conservancy diversion mechanism A top, water conservancy diversion mechanism A comprises pull ring A, push rod A, water conservancy diversion piece, pull ring B and push rod B, push rod A and push rod B all run through the cabinet body, pull ring A is installed to push rod A one end, water conservancy diversion piece is installed to the push rod A other end. Through the direction of adjusting the wind current, adjust the air of the internal portion of cabinet, avoid the air to remain in the internal portion of cabinet, increased the practicality of device, through the height of adjusting the fixing base, be convenient for remove the position of the cabinet body, clear up the internal portion of cabinet.

Description

Novel fume chamber in laboratory

Technical Field

The utility model relates to a laboratory technical field that airs exhaust especially relates to a novel fume chamber in laboratory.

Background

Fume hoods are an integral part of laboratory ventilation design, and in order to keep laboratory workers from inhaling or ingesting toxic, pathogenic or non-toxic chemicals and organisms, and to provide good ventilation in the laboratory, to prevent the absorption of vapors, gases and particulates (smoke, soot, dust and aerosols), the contaminating substances must be removed by fume hoods, hoods or local ventilation.

Patent CN202010213168.6 discloses a novel fume chamber in laboratory, including shell body, unit and electric putter bleed, the front side lower extreme of shell body has the lower door through hinged joint, the lower door has two and symmetry to set up, fixedly connected with intermediary's board in the shell body, fixedly connected with is experimental with the basin in the shell body, can test at experimental basin of using, the unit of bleeding is including wide straw, exhaust tube, bleed pipe, outlet duct, air exhauster and external pipe, wide straw has two and symmetry to set up, and the equal fixed connection of upside of two wide straws is at the downside of intermediary's board, and the equal fixed connection of downside of two wide straws is at the upside of experimental basin of using. This novel fume chamber in laboratory can in time absorb the flue gas when experimental flue gas produces at first to continuously ventilate, increase the absorptive capacity of flue gas and the ventilation ability of fume chamber, and intercept the flue gas that spreads out the fume chamber, reduce the diffusion of flue gas.

Some of the above-mentioned utility model have the disadvantages: 1. above-mentioned design is at the in-process of airing exhaust, and local gas can't be discharged, remains in the cabinet body, so need improve. 2. The above design is not easy to move when cleaning, so it needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel fume chamber in laboratory aims at the direction through adjusting the wind current, adjusts the air of the internal portion of cabinet, avoids the air to remain in the internal portion of cabinet, has increased the practicality of device, and through the height of adjusting the fixing base, the position of the portable cabinet body of being convenient for clears up the internal portion of cabinet.

The utility model provides a specific technical scheme as follows:

the utility model provides a novel laboratory ventilation cabinet, which comprises a cabinet body, wherein the cabinet body is provided with a plurality of groups of heat dissipation ports, the cabinet body is provided with a closed door, one side of the cabinet body is provided with a flow guide mechanism A, the other side of the cabinet body is provided with a flow guide mechanism B, the internal components of the flow guide mechanism A and the flow guide mechanism B are consistent, the flow guide mechanism B is horizontally arranged above the flow guide mechanism A, the flow guide mechanism A comprises a pull ring A, a push rod A, a flow guide block, a pull ring B and a push rod B, the push rod A and the push rod B both penetrate through the cabinet body, one end of the push rod A is provided with the pull ring A, the other end of the push rod A is provided with the flow guide block, the flow guide block is arranged inside the cabinet body, the push rod B is arranged below the flow guide block, the other end of the push rod B is provided with the pull ring B, a wind delivery port is arranged below the flow guide mechanism B, the base is installed to cabinet body bottom, install the air-blower on the base, the power take off end of air-blower links to each other with the power input end in defeated wind gap, the gyro wheel is installed to the base bottom, stop gear is all installed to the base both sides, stop gear comprises rotatory piece, pivot and fixing base, the pivot runs through the base, install rotatory piece in the pivot, the fixing base is installed to the pivot bottom.

Optionally, a diversion trench is formed in the diversion block.

Optionally, the power input end of the blower is connected with the power output end of the external power supply.

Optionally, a shock pad is installed on the base, and an air blower is installed above the shock pad.

Optionally, a threaded hole is formed in the base, threads are carved on the outer wall of the rotating shaft, and the threads carved on the outer wall of the rotating shaft are matched with the threaded hole.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a novel laboratory fume chamber, when needing to ventilate, connect the external power supply of air-blower, the air-blower extracts outdoor air during operation, discharge into the internal portion of cabinet through defeated wind gap, outside air blows to guiding mechanism A through the air-blower drive, adjust guiding mechanism, promote pull ring A and pull ring B, pull ring A drives guide block top position through push rod A, pull ring B drives guide block bottom position through push rod B, through adjusting the position of guide block, change the direction of guiding gutter, outside air entering the cabinet body changes the wind direction after the guiding gutter, discharge to guiding mechanism B, adjust guiding mechanism B, change the wind direction of outside air again, discharge to the open air through the thermovent at the top of the cabinet body again, through adjusting the direction of wind flow, adjust the air of the internal portion of cabinet, avoid the air to remain in the internal portion of cabinet, the practicability of the device is increased.

2. The embodiment of the utility model provides a novel fume chamber in laboratory, when regularly clearing up the cabinet body, adjust stop gear, rotate rotatory piece, rotatory piece drives the pivot, the pivot is when the perpendicular upwards rotation of screw hole inside, the pivot drives the fixing base, make the perpendicular upward movement of fixing base, the fixing base breaks away from behind the ground, support the base by the gyro wheel, promote the cabinet body, the position of the adjustable cabinet body, when clearing up, again the rotatory piece of retrograde motion regulation, rotatory piece passes through roller bearing drive fixing base, make the perpendicular downward movement of fixing base, when the fixing base laminating ground, carry on spacingly by the fixing base to the gyro wheel, prevent that the gyro wheel from sliding, through the height of adjusting the fixing base, be convenient for remove the position of the cabinet body, clear up the internal portion of cabinet.

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 front view of a novel laboratory fume hood according to an embodiment of the present invention;

fig. 2 is the utility model discloses a novel fume chamber in laboratory's box inside extension structure schematic diagram in fig. 1.

In the figure: 1. a cabinet body; 2. a heat dissipation port; 3. closing the door; 4. a base; 5. a roller; 6. a limiting mechanism; 7. rotating the block; 8. a rotating shaft; 9. a threaded hole; 10. a fixed seat; 11. a shock pad; 12. a blower; 13. an air delivery opening; 14. a flow guide mechanism A; 15. a flow guide mechanism B; 16. a pull ring A; 17. a push rod A; 18. a flow guide block; 19. a pull ring B; 20. a push rod B; 21. and a diversion trench.

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 laboratory fume hood according to an embodiment of the present invention will be described in detail with reference to fig. 1 and 2.

Referring to fig. 1 and 2, a novel laboratory ventilation cabinet provided by an embodiment of the present invention includes a cabinet body 1, a heat dissipation port 2 is provided on the cabinet body 1, the heat dissipation port 2 is provided with a plurality of groups, a closing door 3 is installed on the cabinet body 1, a diversion mechanism a14 is installed on one side of the cabinet body 1, a diversion mechanism B15 is installed on the other side of the cabinet body 1, the internal structures of the diversion mechanism a14 and the diversion mechanism B15 are identical, the diversion mechanism B15 is horizontally located above the diversion mechanism a14, the diversion mechanism a14 is composed of a pull ring a16, a push rod a17, a diversion block 18, a pull ring B19 and a push rod B20, the push rod a17 and the push rod B20 both penetrate through the cabinet body 1, the pull ring a16 is installed at one end of the push rod a17, the diversion block 18 is installed at the other end of the push rod a17, the diversion block 18 is located inside the cabinet body 1, the push rod B20 is installed below the diversion block 18, pull ring B19 is installed to the push rod B20 other end, defeated wind gap 13 is installed to water conservancy diversion mechanism B15 below, base 4 is installed to cabinet body 1 bottom, install air-blower 12 on the base 4, the power take off end of air-blower 12 links to each other with defeated wind gap 13's power input end, gyro wheel 5 is installed to 4 bottoms of base, stop gear 6 is all installed to 4 both sides of base, stop gear 6 comprises rotatory piece 7, pivot 8 and fixing base 10, pivot 8 runs through base 4, install rotatory piece 7 in the pivot 8, fixing base 10 is installed to 8 bottoms of pivot.

Referring to fig. 1 and 2, by adjusting the position of the diversion block 18, the direction of the diversion trench 21 is changed, the external air entering the cabinet 1 passes through the diversion trench 21 and then changes the wind direction, and is discharged to the diversion mechanism B15, the diversion mechanism B15 is adjusted, the wind direction of the external air is changed again, and then is discharged to the outside through the heat dissipation opening 2 at the top of the cabinet 1, and by adjusting the direction of the wind flow, the air inside the cabinet 1 is adjusted, and the air is prevented from remaining inside the cabinet 1.

Referring to fig. 1 and 2, when ventilation is required, an external power supply of the blower 12 is connected, the blower 12 pumps outdoor air and discharges the outdoor air into the cabinet 1 through the air delivery opening 13, and the external air is blown to the air guide mechanism a14 by the driving of the blower 12.

Referring to fig. 1, when the blower 12 is operated, vibration is generated, the blower is knocked on the ground, noise pollution is easily caused, electronic components inside the blower 12 are easily damaged, and the vibration of the blower 12 is reduced by installing the shock absorption pad 11, so that the blower 12 is prevented from knocking the base 4.

Referring to fig. 1, adjust stop gear 6, rotate rotatory piece 7, rotatory piece 7 drives pivot 8, when pivot 8 upwards rotates perpendicularly in screw hole 9 inside, pivot 8 drives fixing base 10, make fixing base 10 upwards move perpendicularly, after fixing base 10 breaks away from ground, support base 4 by gyro wheel 5, promote the cabinet body 1, the position of the adjustable cabinet body 1, when clearing up, again reverse direction adjusts rotatory piece 7, rotatory piece 7 passes through roller bearing drive fixing base 10, make fixing base 10 downwards move perpendicularly, when fixing base 10 laminates the ground, carry on spacingly by fixing base 10 to gyro wheel 5, prevent that gyro wheel 5 from sliding.

The embodiment of the utility model provides a novel fume chamber in laboratory, when needs ventilation, connect the external power supply of air-blower 12, air-blower 12 extracts the outdoor air during operation, discharge into cabinet body 1 inside through air delivery opening 13, the outside air blows to guiding mechanism A14 through air-blower 12 drive, adjust guiding mechanism, promote pull ring A16 and pull ring B19, pull ring A16 drives guiding block 18 top position through push rod A17, pull ring B19 drives guiding block 18 bottom position through push rod B20, through adjusting the position of guiding block 18, change the direction of guiding groove 21, the outside air that gets into cabinet body 1 has changed the wind direction after passing through guiding groove 21, discharge to guiding mechanism B15, adjust guiding mechanism B15, change the wind direction of outside air once more, discharge to outdoor through the thermovent 2 at cabinet body 1 top again, through the direction of adjusting the wind flow, adjust the air of cabinet body 1 inside, air is prevented from remaining in the cabinet body 1, when the cabinet body 1 is cleaned regularly, the limiting mechanism 6 is adjusted, the rotating block 7 is rotated, the rotating block 7 drives the rotating shaft 8, when the rotating shaft 8 rotates vertically upwards in the threaded hole 9, the rotating shaft 8 drives the fixed seat 10, so that the fixed seat 10 moves vertically upwards, and after the fixed seat 10 is separated from the ground, the base 4 is supported by the roller 5 to push the cabinet body 1, the position of the cabinet body 1 can be adjusted, when cleaning, the rotating block 7 is reversely adjusted, the rotating block 7 drives the fixed seat 10 through the roller, so that the fixed seat 10 vertically moves downwards, when the fixed seat 10 is attached to the ground, the fixed seat 10 limits the roller 5 to prevent the roller 5 from sliding, the position of the cabinet body 1 is convenient to move by adjusting the height of the fixed seat 10, the interior of the cabinet body 1 is cleaned, wherein the model of the blower is DF-1-90.

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 novel laboratory ventilation cabinet comprises a cabinet body (1) and is characterized in that a heat dissipation port (2) is formed in the cabinet body (1), a plurality of groups of heat dissipation ports (2) are arranged on the cabinet body (1), a closing door (3) is installed on the cabinet body (1), a flow guide mechanism A (14) is installed on one side of the cabinet body (1), a flow guide mechanism B (15) is installed on the other side of the cabinet body (1), the flow guide mechanism A (14) and the flow guide mechanism B (15) are consistent in internal composition structure, the flow guide mechanism B (15) is horizontally located above the flow guide mechanism A (14), the flow guide mechanism A (14) is composed of a pull ring A (16), a push rod A (17), a flow guide block (18), a pull ring B (19) and a push rod B (20), the push rod A (17) and the push rod B (20) both penetrate through the cabinet body (1), and one end of the pull ring A (17) is provided with the flow guide mechanism B (16), the air conditioner is characterized in that a flow guide block (18) is installed at the other end of the push rod A (17), the flow guide block (18) is located inside the cabinet body (1), a push rod B (20) is installed below the flow guide block (18), a pull ring B (19) is installed at the other end of the push rod B (20), an air conveying port (13) is installed below the flow guide mechanism B (15), a base (4) is installed at the bottom of the cabinet body (1), an air blower (12) is installed on the base (4), the power output end of the air blower (12) is connected with the power input end of the air conveying port (13), rollers (5) are installed at the bottom of the base (4), limiting mechanisms (6) are installed on two sides of the base (4), each limiting mechanism (6) is composed of a rotating block (7), a rotating shaft (8) and a fixing seat (10), the rotating shaft (8) penetrates through the base (4), and the rotating block (7) is installed on the rotating shaft (8), and a fixed seat (10) is installed at the bottom of the rotating shaft (8).

2. The novel laboratory ventilation hood according to claim 1, wherein the deflector block (18) is provided with deflector grooves (21).

3. A laboratory fume hood according to claim 1, characterized in that the power input of the blower (12) is connected to the power output of an external power source.

4. A novel laboratory ventilation hood according to claim 1, characterized in that the base (4) is provided with a shock pad (11), and a blower (12) is arranged above the shock pad (11).

5. The novel laboratory ventilation cabinet according to claim 1, wherein a threaded hole (9) is formed in the base (4), the outer wall of the rotating shaft (8) is provided with threads, and the threads formed in the outer wall of the rotating shaft (8) are matched with the threaded hole (9).