CN208431901U - A kind of energy-saving laboratory safety open air exhaust device - Google Patents

Abstract

The utility model discloses a kind of energy-saving laboratory safety open air exhaust devices, it is fixedly connected with shield, the back side of the shield inner wall is fixedly connected with motor by link block, one end of the motor output shaft is fixedly connected with the first belt pulley, rotating bar is rotatably connected to by bearing between the two sides of the shield inner wall, the surface of the rotating bar is fixedly connected with the second belt pulley, the surface of second belt pulley is connect by belt with the surface drive of the first belt pulley, the surface of the rotating bar and be located at the second belt pulley two sides be fixedly connected to worm screw sleeve, the utility model relates to laboratory equipment technical fields.The energy-saving laboratory safety open air exhaust device, it can be achieved to achieve the purpose that open air exhaust without the use of multiple exhaust fans, it will can effectively test indoor exhaust gas to emit and be discharged into fresh air to laboratory, provide advantage for subsequent experimental work.

Description

A kind of energy-saving laboratory safety open air exhaust device

Technical field

The utility model relates to laboratory equipment technical field, specially a kind of energy-saving laboratory safety open air exhaust dress It sets.

Background technique

Laboratory is the place tested, and it is the base of scientific research that laboratory, which is the cradle of science, development in science and technology Source, to development in science and technology play it is very important make laboratory by ownership can be divided into three classes: the first kind be slaves to university or It is the laboratory managed on behalf of another by university, the second class laboratory belongs to national structure, some even international bodies, third class laboratory Department of industrial enterprise directly is belonged to, is that the exploitation of industrial technology and research service.

During laboratory is tested, a large amount of exhaust gas can be generated, if not to the gas of laboratory internal into Row discharge, it is easy to threaten the health of people, existing laboratory is usually all placed with multiple exhaust fans thus to reach Open air exhaust purpose, such setting wastes much electricity, while the setting footprints of multiple exhaust fans are larger, gives laboratory Experimental work bring inconvenience.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of energy-saving laboratory safety open air exhaust device, The use for solving multiple exhaust fans not only wastes much electricity, while the problem of footprints larger impact experimental work.

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of energy-saving laboratory Safe open air exhaust device, including bottom plate are fixedly connected with laboratory ontology, the top of the laboratory ontology at the top of the bottom plate Portion is fixedly connected with shield, and the back side of the shield inner wall is fixedly connected with motor, the motor output by link block One end of axis is fixedly connected with the first belt pulley, is rotatably connected to rotation by bearing between the two sides of the shield inner wall Bar, the surface of the rotating bar are fixedly connected with the second belt pulley, and the surface of second belt pulley passes through belt and the first skin The surface drive of belt wheel connects, the surface of the rotating bar and two sides for being located at the second belt pulley are fixedly connected to worm set Tin, the two sides at the top of the shield inner wall are fixedly connected to motion bar, and laboratory ontology is run through in the bottom end of the motion bar And the inside of laboratory ontology is extended to, one end that the motion bar extends to laboratory body interior passes through bearing and laboratory The lower rotation of inner body wall connects, two sides at the top of the laboratory inner body wall and between the two sides of inner wall bottom it is fixed It is connected with partition.

Preferably, support frame, and support frame are fixedly connected at the top and bottom of laboratory inner body wall two sides Side movable axis is rotatably connected to by bearing, one end of the movable axis through support frame and extends to the another of support frame Side, one end that the movable axis extends to the support frame other side are fixedly connected with gear, one end of the movable axis and are located at branch The side of support is fixedly connected with first bevel gear.

Preferably, second to be meshed with first bevel gear is fixedly connected at the top and bottom of the motion bar surface Bevel gear, the side of the partition slidably connect the castellated plates being meshed with gear.

Preferably, the side of the castellated plates is fixedly connected with support rod, and one end of the support rod through partition and is prolonged Extend to the other side of partition.

Preferably, one end that the support rod extends to the partition other side is fixedly connected with exhaust fan, the exhaust fan Side and the other side of partition are slidably connected, and the air outlet of the exhaust fan is communicated with air-exhausting duct, and the air-exhausting duct is far from air draft One end of fan sequentially passes through partition and laboratory ontology and the side for extending to laboratory ontology.

Preferably, the surface of the motion bar and it is located at the inside of shield and is fixedly connected with and is meshed with worm screw sleeve Worm gear is fixedly connected with rain shade at the top of the shield.

Beneficial effect

The utility model provides a kind of energy-saving laboratory safety open air exhaust device.Have it is following the utility model has the advantages that

(1), the energy-saving laboratory safety open air exhaust device is fixedly connected with by one end in motor output shaft One belt pulley is rotatably connected to rotating bar by bearing between the two sides of shield inner wall, in the fixed company in the surface of rotating bar It is connected to the second belt pulley, is connect by belt with the surface drive of the first belt pulley on the surface of the second belt pulley, in rotating bar Surface and be located at the two sides of the second belt pulley and be fixedly connected to worm screw sleeve, the two sides at the top of shield inner wall are fixed It is connected with motion bar, run through laboratory ontology in the bottom end of motion bar and extends to the inside of laboratory ontology, is prolonged in motion bar The one end for extending to laboratory body interior is connect by bearing with the lower rotation of laboratory inner body wall, in the ontology of laboratory It is fixedly connected to partition between two sides at the top of wall and the two sides of inner wall bottom, then passes through support frame, movable axis, gear, the One bevel gear, second bevel gear, castellated plates, support rod, exhaust fan and air-exhausting duct are equipped with, it can be achieved that without multiple air drafts The use of fan can achieve the purpose that open air exhaust, can will effectively test indoor exhaust gas and emit and be discharged into fresh sky Gas provides advantage for subsequent experimental work.

(2), energy-saving laboratory safety open air exhaust device, by being fixedly connected with rain cover at the top of shield Canopy is prevented extraneous factor from damaging to laboratory ontology, made, it can be achieved that play certain protective effect to laboratory ontology Laboratory can permanent use go down.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the cross-sectional view of the utility model structure；

Fig. 3 is the side view of the utility model ventilating fan structure；

Fig. 4 is the top view of the utility model electric machine structure；

Fig. 5 is the partial enlarged view in the utility model Fig. 2 at A；

Fig. 6 is the side view of the utility model activity axle construction.

In figure: 1 bottom plate, 2 laboratory ontologies, 3 shields, 4 motors, 5 first belt pulleys, 6 rotating bars, 7 second belt pulleys, 8 worm screw sleeves, 9 motion bars, 10 partitions, 11 support frames, 12 movable axis, 13 gears, 14 first bevel gears, 15 second bevel gears, 16 castellated plates, 17 support rods, 18 exhaust fans, 19 air-exhausting ducts, 20 worm gears, 21 rain shades.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of energy-saving laboratory safety open air exhaust dress It sets, including bottom plate 1, the top of bottom plate 1 is fixedly connected with laboratory ontology 2, the top and bottom of 2 inner wall two sides of laboratory ontology It is fixedly connected to support frame 11, and the side of support frame 11 is rotatably connected to movable axis 12 by bearing, the one of movable axis 12 End runs through support frame 11 and extends to the other side of support frame 11, and one end that movable axis 12 extends to 11 other side of support frame is fixed It is connected with gear 13, one end of the movable axis 12 and side for being located at support frame 11 is fixedly connected with first bevel gear 14, laboratory The top of ontology 2 is fixedly connected with shield 3, and the back side of 3 inner wall of shield is fixedly connected with motor 4, motor 4 by link block One end of output shaft is fixedly connected with the first belt pulley 5, is rotatably connected to rotation by bearing between the two sides of 3 inner wall of shield Bar 6, the surface of rotating bar 6 is provided with quill, and the bottom on quill surface passes through link block and laboratory ontology 2 Top is fixedly connected, it is therefore an objective to be played certain branch supporting role to rotating bar 6, while also not interfered its rotation, rotate The surface of bar 6 is fixedly connected with the second belt pulley 7, and the surface of the second belt pulley 7 is passed by the surface of belt and the first belt pulley 5 Dynamic connection, the surface of rotating bar 6 and the two sides for being located at the second belt pulley 7 are fixedly connected to worm screw sleeve 8,3 inner wall of shield The two sides at top are fixedly connected to motion bar 9, and the surface of motion bar 9 and the inside for being located at shield 3 are fixedly connected with and snail The worm gear 20 that rod sleeve 8 is meshed, the top of shield 3 are fixedly connected with rain shade 21, and rain shade 21 can be to laboratory ontology 2 Certain protective effect is played, prevents extraneous factor from damaging to laboratory ontology 2, enables laboratory is permanent to make With going down, the second bevel gear 15 being meshed with first bevel gear 14 is fixedly connected at the top and bottom of 9 surface of motion bar, The side of partition 10 slidably connects the castellated plates 16 being meshed with gear 13, and the side of castellated plates 16 is fixedly connected with support rod 17, one end that support rod 17 extends to 10 other side of partition is fixedly connected with exhaust fan 18, and exhaust fan 18 moves up and down, and can add Exhaust gas mass rate of emission inside fast laboratory ontology 2, is that the normal use of subsequent experimental room ontology 2 is laid a good foundation, air draft The side of fan 18 and the other side of partition 10 are slidably connected, and the air outlet of exhaust fan 18 is communicated with air-exhausting duct 19, and air-exhausting duct 19 is remote One end from exhaust fan 18 sequentially passes through partition 10 and laboratory ontology 2 and the side for extending to laboratory ontology 2, support rod 17 One end through partition 10 and extend to the other side of partition 10, the bottom end of motion bar 9 through laboratory ontology 2 and extends to reality The inside of room ontology 2 is tested, motion bar 9 extends to one end inside laboratory ontology 2 and passes through bearing and 2 inner wall of laboratory ontology Lower rotation connection, two sides at the top of 2 inner wall of laboratory ontology and is fixedly connected to partition 10 between the two sides of inner wall bottom.

In use, operation-control switch, so that motor 4 is started to work, motor 4 passes through the first belt pulley 5 and the second belt 7 drive rotating bar 6 of wheel starts turning, and the rotation of rotating bar 6 drives worm gear 20 also to start turning by worm screw sleeve 8, living simultaneously Lever 9 is also started to work, and motion bar 9 is started turning by first bevel gear 14 and second bevel gear 15 with moving gear 13, gear 13 rotation drives castellated plates 16 to slide up and down on partition 10, while moving up and down for exhaust fan 18 can be in laboratory ontology 2 Interior to emit and be discharged into ozone for the exhaust gas in laboratory ontology 2 by air-exhausting duct 19, this completes whole A work.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of energy-saving laboratory safety open air exhaust device, including bottom plate (1), it is characterised in that: the top of the bottom plate (1) Portion is fixedly connected with laboratory ontology (2), is fixedly connected with shield (3), the protection at the top of the laboratory ontology (2) The back side of cover (3) inner wall is fixedly connected with motor (4) by link block, and one end of motor (4) output shaft is fixedly connected with First belt pulley (5) is rotatably connected to rotating bar (6), the rotation by bearing between the two sides of shield (3) inner wall The surface of bar (6) is fixedly connected with the second belt pulley (7), and the surface of second belt pulley (7) passes through belt and the first belt Take turns (5) surface drive connection, the surface of the rotating bar (6) and be located at the second belt pulley (7) two sides be fixedly connected to Worm screw sleeve (8), the two sides at the top of shield (3) inner wall are fixedly connected to motion bar (9), the motion bar (9) Bottom end runs through laboratory ontology (2) and extends to the inside of laboratory ontology (2), and the motion bar (9) extends to laboratory sheet The internal one end of body (2) is connect by bearing with the lower rotation of laboratory ontology (2) inner wall, in the laboratory ontology (2) Partition (10) are fixedly connected between two sides at the top of wall and the two sides of inner wall bottom.

2. the energy-saving laboratory safety open air exhaust device of one kind according to claim 1, it is characterised in that: the experiment It is fixedly connected to support frame (11) at the top and bottom of room ontology (2) inner wall two sides, and the side of support frame (11) passes through axis It holds and is rotatably connected to movable axis (12), one end of the movable axis (12) through support frame (11) and extends to support frame (11) The other side, one end that the movable axis (12) extends to support frame (11) other side are fixedly connected with gear (13), the activity One end of axis (12) and be located at support frame (11) side be fixedly connected with first bevel gear (14).

3. the energy-saving laboratory safety open air exhaust device of one kind according to claim 1, it is characterised in that: the activity The second bevel gear (15) being meshed with first bevel gear (14) is fixedly connected at the top and bottom of bar (9) surface, it is described The side of partition (10) slidably connects the castellated plates (16) being meshed with gear (13).

4. the energy-saving laboratory safety open air exhaust device of one kind according to claim 3, it is characterised in that: the tooth form The side of plate (16) is fixedly connected with support rod (17), and one end of the support rod (17) through partition (10) and extends to partition (10) the other side.

5. the energy-saving laboratory safety open air exhaust device of one kind according to claim 4, it is characterised in that: the support One end that bar (17) extends to partition (10) other side is fixedly connected with exhaust fan (18), the side of the exhaust fan (18) with every The other side of plate (10) is slidably connected, and the air outlet of the exhaust fan (18) is communicated with air-exhausting duct (19), the air-exhausting duct (19) One end far from exhaust fan (18) sequentially passes through partition (10) and laboratory ontology (2) and extends to the one of laboratory ontology (2) Side.

6. the energy-saving laboratory safety open air exhaust device of one kind according to claim 1, it is characterised in that: the activity The surface of bar (9) and be located at shield (3) inside be fixedly connected with the worm gear (20) being meshed with worm screw sleeve (8), it is described Rain shade (21) are fixedly connected at the top of shield (3).