CN208458191U - A kind of ventilating system of laboratory operation platform - Google Patents

Abstract

The utility model discloses a kind of ventilating systems of laboratory operation platform, it is related to laboratory operation platform field, includes a kind of ventilating system of laboratory operation platform, include cabinet body, cabinet body includes lower cabinet body and upper cabinet body, and operating space is formed between upper cabinet body and lower cabinet body.Upper cabinet body offers suction opening, and suction opening is communicated with exhaust equipment, and suction opening and exhaust equipment constitute exhausting system.The air-makeup system blown into operating space is provided in lower cabinet body；The upper bottom surface of lower cabinet body is set as operating table surface, and ventilation opening is offered on lower cabinet body, and ventilation opening is communicated with ventilation shaft, and ventilation shaft is communicated with blast apparatus.The big loss gas of gas density and the big clast of particle volume are discharged in the case where exhausting system and ventilating system match effect, will not be deposited on the lower end of operating space, to achieve the purpose that the ventilation effect for improving laboratory operation platform.

Description

A kind of ventilating system of laboratory operation platform

Technical field

The utility model relates to laboratory operation platform fields, more particularly, to a kind of ventilating system of laboratory operation platform.

Background technique

In the lab, experimenter is frequently necessary to carry out various physics, chemical test on laboratory worktop, relates to And it is operated to taking liquid, filtering, preparing solution and heating stirring etc..It can be generated in the operation of liquid reagent or powdered samples Volatilization gas or graininess clast, some volatilization gas have irritation even toxic, and graininess clast can be with waving It sends out in gas escape to whole operation space, pollutes laboratory environment, and influence the personal safety of operator.

As shown in fig. 7, in the prior art, laboratory operation platform includes cabinet body 1, cabinet body 1 includes for carrying out reality The lower cabinet body 12 of operation and the upper cabinet body 11 for ventilating system to be arranged are tested, and is formed between upper cabinet body 11 and lower cabinet body 12 Operating space 2.Ventilating system includes the suction opening 31 for being opened in the bottom end of upper cabinet body 11, and suction opening 31 passes through air draft pipe 33 are connected with exhaust equipment 32, to achieve the purpose that absorb volatilization gas and graininess clast.

In actual use, because suction opening is set to the bottom end (i.e. the upper end of operating space) of upper cabinet body, operation is empty Between upper end wind-force and lower end wind distribution it is uneven, and upper end wind-force is much larger than lower end wind-force, leads to the biggish loss gas of density Body and the biggish graininess detrital deposit of volume operating space lower end (i.e. close to the operating table surface of laboratory operation platform In region), the ventilation effect of laboratory operation platform is reduced, the prior art exists can improvements.

Utility model content

In view of the above technical problems, the purpose of this utility model is to provide a kind of ventilating system of laboratory operation platform, By the way that the air-makeup system being used in combination with exhausting system is arranged, air-makeup system and exhausting system collectively form complete ventage System, to achieve the purpose that the ventilation effect for improving laboratory operation platform.

To achieve the above object, the utility model provides following technical solution: a kind of ventage of laboratory operation platform System, includes cabinet body, and the cabinet body includes the lower cabinet body used as operating table surface and the upper cabinet for opening up suction opening Body, suction opening is communicated with exhaust equipment, and operating space is formed between the upper cabinet body and lower cabinet body, the suction opening and pumping Wind devices constitute exhausting system, and the exhausting system is evacuated from inside to outside from operating space, and is provided in the lower cabinet body to behaviour Make the air-makeup system blown in space；The upper bottom surface of the lower cabinet body is set as operating table surface, and offers on the lower cabinet body Ventilation opening, the ventilation opening is communicated with ventilation shaft, and the ventilation shaft is communicated with blast apparatus.

By using above-mentioned technical proposal, it is set to the exhausting system at upper cabinet body and is evacuated from inside to outside from operating space, and It is set to the air-makeup system at lower cabinet body to supply gas into operating space, the two, which matches, constitutes the logical of complete laboratory operation platform Wind system.The small loss gas of gas density and the small clast of particle volume are expelled directly out under exhausting system effect, and gas The big loss gas of density and the big clast of particle volume are discharged in the case where exhausting system and ventilating system match effect, Bu Huichen Product is in the lower end of operating space, to achieve the purpose that the ventilation effect for improving laboratory operation platform.

The utility model is further arranged to: the upper bottom surface edge of the lower cabinet body is provided with benefit bellows, the benefit wind Case includes to mend bellows ontology, and the outlet side of the ventilation shaft is connected with bellows ontology is mended, the air inlet of the ventilation shaft End is connected with blast apparatus, and the ventilation opening is opened in the side-walls of benefit bellows ontology and towards setting inside operating space It sets.

By using above-mentioned technical proposal, ventilation shaft and ventilation opening are hidden and are set to benefit inner bellows, is sent in realization While wind purpose, the occupancy to operating space is reduced, and improve the integrally-built compactedness of laboratory operation platform.

The utility model is further arranged to: snap-gauge is fixedly installed on the upper bottom surface of the lower cabinet body, the snap-gauge is perpendicular It directly sets up, the bottom surface for mending bellows ontology offers clamping groove, and the clamping groove and snap-gauge interference are mating.

By using above-mentioned technical proposal, mending bellows ontology can be pre-fixed by clamping groove and the mating of snap-gauge in behaviour Make on table top, the mounting structure pre-fixed is simple, is easily installed personnel's implementation, and the mounting means pre-fixed, is easily installed people Member carries out subsequent locking operation.

The utility model is further arranged to: the sidewall horizontal for mending bellows ontology has extended outward to form mounting plate, The mounting plate fitting is set in operating table surface, and is equipped with locking piece vertically between the mounting plate and operating table surface, institute It states locking piece and is threadedly coupled fixation with the two.

By using above-mentioned technical proposal, worn when completion after pre-fixing operation of bellows ontology of benefit, then by locking piece Mounting plate and operating table surface, and it is connected through a screw thread locking mounting plate and operating table surface, so that the locking of bellows ontology will be mended by reaching In the purpose in operating table surface.

The utility model is further arranged to: the inside for mending bellows is formed with the slow pipe for reducing wind velocity out Road, the slow pipeline is set as hosepipe road, and the air inlet of the slow pipeline is connected with the air outlet of ventilation shaft, The air outlet of the slow pipeline is connected with ventilation opening.

By using above-mentioned technical proposal, under the action of blast apparatus, outside air is via hosepipe road and ventilation opening Into in operating space, the clast of the biggish loss gas of the density for being deposited on operating space bottom and bulky grain is sent to operation The top in space.The wind speed for the gas that blast apparatus is sent out is very fast, but after slowing down via hosepipe road, sprays from ventilation opening The flow velocity of gas reduces, and will not adversely affect to physics, the chemical test on operating platform.

The utility model is further arranged to: the air outlet of the slow pipeline is horizontally disposed, and the slow pipeline goes out It is provided at air port for changing the guide plate of air-flow trend, and the guide plate is set upwards towards operating space inner inclination It sets.

By using above-mentioned technical proposal, guide plate, guide plate, that is, bootable gas are set at the air outlet of slow pipeline Body tilts upward ejection, drives big density loss gas and the biggish clast of particle volume to transport to the top of operating space to reach Dynamic purpose is conducive to the purpose for improving the ventilation effect of laboratory operation platform.

The utility model is further arranged to: being formed with air-flow between the upper end of the guide plate and the inner wall of slow pipeline Channel, the lower end of the guide plate are fixed on the inner wall of slow pipeline, and several thin wind are uniformly provided on the guide plate Mouthful.

By using above-mentioned technical proposal, the gas in slow channel can not only flow out from airflow channel, but also can be from thin wind It is flowed out at mouthful, i.e., the gas sprayed from ventilation opening is divided into two parts, and the gas sprayed from airflow channel is mainly used for driving The ionized motion of big density loss gas and the biggish clast of particle volume to operating space, and the gas sprayed from thin air port It is mainly used for blowing the bulky grain clast being deposited in operating table surface.

The utility model is further arranged to: filter screen, the side wall for mending bellows ontology are provided at the ventilation opening On offer mounting groove, the filter screen is embedded in mounting groove, and the filter screen and mend bellows ontology between be equipped with spiral shell Bolt.

By using above-mentioned technical proposal, filter screen plays the purpose that limitation sundries is fallen into ventilation opening and slow pipeline, To achieve the purpose that improve the job stability of air-makeup system.

The utility model is further arranged to: being folded with rubber pad between the mounting groove and filter screen.

By using above-mentioned technical proposal, when gas sprays under the action of blast apparatus from ventilation opening and filter screen, mistake Strainer occurs to shake and generates noise, then rubber pad plays the role of buffering noise reduction.

The utility model is further arranged to: the upper end for mending bellows ontology offers to install convenient for operator and filter The handle hole of net, and cover board is detachably installed at the handle hole.

By using above-mentioned technical proposal, installation personnel can lock bolt by handle hole when installing filter screen Tight operation is conducive to the convenience and practicability that improve installation exercise；After being installed, it can be kept away by cover closure handle hole Exempt from dust and other impurities and enters benefit bellows body interior.

In conclusion the utility model has the following beneficial effects:

First, the exhausting system being set at upper cabinet body is evacuated from inside to outside from operating space, and it is set at lower cabinet body Air-makeup system is supplied gas into operating space, and the two matches the ventilating system for constituting complete laboratory operation platform.Gas density Small loss gas and the small clast of particle volume are expelled directly out under exhausting system effect, and the loss gas that gas density is big Big clast is discharged in the case where exhausting system and ventilating system match effect with particle volume, will not be deposited under operating space End, to achieve the purpose that the ventilation effect for improving laboratory operation platform；

Second, the slow pipeline for being set as snake type plays the role of mitigation of gases flow velocity, meanwhile, it is set to slow pipeline Guide plate at air outlet had not only played the role of further mitigation of gases flow velocity, but also played the role of changing gas flow, not Under the premise of the physics that carries out in the operating table surface of interference experiment room, chemical experiment, be conducive to the ventilation for improving laboratory operation platform Effect.

Detailed description of the invention

Fig. 1 is a kind of general structure schematic diagram of the ventilating system of laboratory operation platform；

Fig. 2 is primarily used for showing the structural schematic diagram for mending bellows；

Fig. 3 is primarily used for showing the installation site of snap-gauge and the schematic diagram of structure；

Fig. 4 is the configuration schematic diagram for mending bellows；

Fig. 5 is primarily used for showing the benefit bellows body bottom portion schematic diagram of clamping groove structure；

Fig. 6 is primarily used for showing the structural schematic diagram of airflow channel and guide plate；

Fig. 7 is the prior art attached drawing of laboratory operation platform ventilating system.

Appended drawing reference: 1, cabinet body；11, upper cabinet body；12, lower cabinet body；121, snap-gauge；2, operating space；3, exhausting system； 31, suction opening；32, exhaust equipment；33, air draft pipe；4, air-makeup system；41, ventilation opening；42, blast apparatus；43, ventilation duct Road；5, bellows are mended；51, bellows ontology is mended；511, clamping groove；512, mounting plate；513, mounting groove；514, handle hole；52, slow Pipeline；521, airflow channel；6, locking piece；7, guide plate；71, thin air port；8, filter screen；81, rubber pad；9, cover board.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

As shown in Figure 1, a kind of ventilating system of laboratory operation platform, includes the cabinet body 1 being vertically arranged, cabinet body 1 includes Upper cabinet body 11 and lower cabinet body 12, and operating space 2 is formed between upper cabinet body 11 and lower cabinet body 12, operator can operate The experimental implementations such as physics, chemistry are carried out in space 2.Upper cabinet body 11 is provided with the exhausting for being evacuated from inside to outside from operating space 2 System 3, and lower cabinet body 12 is provided with the air-makeup system 4 for supplying gas into operating space 2, exhausting system 3 and air-makeup system 4 are total With complete ventilating system is constituted, to achieve the purpose that the loss gas and clast that generate in experimentation is discharged.

Referring to figs. 1 and 2, exhausting system 3 include the suction opening 31 that is opened on the bottom surface of upper cabinet body 11 with And the exhaust equipment 32 for being evacuated outward, exhaust fan can be used as the exhaust equipment 32, and exhaust equipment 32 and suction opening Air draft pipe 33 is communicated between 31, exhausting system 3 by way of being evacuated by the small density loss on 2 top of operating space outward Gas and the small clast discharging operation space 2 of particle diameter.Air-makeup system 4 includes to be opened on the upper bottom surface of lower cabinet body 12 Ventilation opening 41 and blast apparatus 42 for air-supply, and ventilation shaft 43 is communicated between blast apparatus 42 and ventilation opening 41, Air-makeup system 4 by conveying air into operating space 2, by be deposited on 2 lower part of operating space big density loss gas and The big clast of grain diameter is sent to the top of operating space 2, then by 3 discharging operation space 2 of exhausting system, to constitute complete The ventilating system of laboratory operation platform.

In conjunction with shown in Fig. 2 and Fig. 4, the upper bottom surface of lower cabinet body 12 is used as operating table surface needed for experiment, operating table surface Benefit bellows 5 are provided with for two long edge positions of rectangular mesa, and rectangular mesa；Mend bellows 5 include mend bellows ontology 51 and Be set to its internal slow pipeline 52, blast apparatus 42 is extracted from external environment air and by ventilation shaft 43, slowly Pipeline 52 and ventilation opening 41 are sent to the lower part of operating space 2；And air blower can be used as the blast apparatus 42, to constitute Whole air-makeup system 4.It mends bellows 5 to be set as square structure and be extended along the long side of rectangular mesa, ventilation opening 41 is along benefit The length direction of bellows ontology 51, which is uniformly opened in, mends bellows ontology 51 towards on the side of operating space 2.Slow pipeline 52 One end is connected with ventilation opening 41, and the other end of slow pipeline 52 is connected with the air outlet of ventilation shaft 43, ventilation shaft 43 are arranged in the inside of lower cabinet body 12 and are connected with the blast apparatus 42 outside lower cabinet body 12.By ventilation opening 41 and slow pipeline 52 hiding are set to are mended inside bellows ontology 51, and ventilation shaft 43 is hidden and is set to inside lower cabinet body 12, to reduce benefit wind Occupancy of the system 4 to operating space 2.

It in conjunction with shown in Fig. 3 and Fig. 5, is installed for the ease of installation personnel and mends bellows ontology 51, mend the installation of bellows ontology 51 The two-stage mounting means matched using pre-installation operation and locking operation.Snap-gauge is fixedly installed on the upper bottom surface of lower cabinet body 12 121, snap-gauge 121 is arranged vertically upwards, and the bottom surface for mending bellows ontology 51 offers clamping groove 511 vertically, clamping groove 511 with 121 interference of snap-gauge is mating, to complete the pre-installation operation of benefit bellows ontology 51.As shown in connection with fig. 2, bellows ontology 51 is mended Sidewall horizontal extended outward to form mounting plate 512, when complete mend bellows ontology 51 pre-installation operation when, mounting plate 512 It fits in operating table surface, and is equipped with locking piece 6 between mounting plate 512 and operating table surface vertically, use in the present embodiment Screw is as the locking piece 6, to complete the locking operation of benefit bellows ontology 51.

In conjunction with shown in Fig. 4 and Fig. 6, the air velocity being pumped into ventilation shaft 43 via air blower is very fast, the fast gas of flow velocity Body directly passes through ventilation shaft 43 and ventilation opening 41 is expelled in operating space 2, will affect the accuracy of experimental implementation, therefore, Slow pipeline 52 is set between ventilation shaft 43 and ventilation opening 41, and sets hosepipe road for slow pipeline 52, to reach Reduce the purpose for going out wind velocity of ventilation opening 41.The air inlet of slow pipeline 52 is connected with the air outlet of ventilation shaft 43, delays The air outlet of fast pipeline 52 is connected with ventilation opening 41, and the air outlet of slow pipeline 52 is horizontally disposed with and is provided in its air outlet For guiding air-flow towards the guide plate 7 of 2 upper flow of operating space.Guide plate 7 is set upwards towards 2 inner inclination of operating space Set, the lower end of guide plate 7 is fixed on the inner wall of slow pipeline 52, and the inner wall of the upper end of guide plate 7 and slow pipeline 52 it Between be formed with airflow channel 521, the air-flow after deceleration can be under the action of guide plate 7 by airflow channel 521 and towards behaviour Make space 2(referring to Fig.1 shown in) upper flow, and drive be deposited on operating space 2(referring to Fig.1 shown in) the big density of lower part ease Air-dispersing body and bulky grain clast move to operating space 2(referring to Fig.1 shown in) top, to improve the ventilation of laboratory operation platform The ventilation effect of system.

As shown in fig. 6, the bottom of guide plate 7, which is uniformly run through, offers several thin air ports 71, then circulated gases are in guide plate 7 Punishment is two parts, a part by airflow channel 521 enter operating space 2(referring to Fig.1 shown in) in for driving big density Loss gas and bulky grain clast towards operating space 2(referring to Fig.1 shown in) ionized motion, another part blown by thin air port 71 To operating table surface for driving the bulky grain clast being deposited in operating table surface to move upwards, experiment is further increased to reach The purpose of the ventilation effect of room station ventilating system.

As shown in figure 4, sundries etc. is fallen into ventilation opening 41 and slow pipeline 52 in order to prevent, the side wall of bellows ontology 51 is mended On offer mounting groove 513, be embedded with filter screen 8 in mounting groove 513, and filter screen 8 and mending is equipped between bellows ontology 51 Bolt.Rubber pad 81 is folded between mounting groove 513 and filter screen 8, to reduce the noise mending wind and generating in the process.Mend bellows sheet The upper end of body 51 offers handle hole 514, and cover board 9 is detachably equipped at handle hole 514, in order to installation personnel installation or Dismantle filter screen 8.

The present embodiment is further elaborated below with reference to specific movement:

Gas flow in the ventilating system of laboratory operation platform: blast apparatus 42 takes out the air in external environment Enter in ventilation shaft 43, and sprayed from ventilation opening 41 via ventilation shaft 43 and slow pipeline 52, drive is deposited on station The top of operating space 2 is moved up on face with the clast of the big density loss gas of 2 lower part of operating space and bulky grain, so Afterwards under the swabbing action of exhaust fan, it is expelled in external environment via suction opening 31 and air draft pipe 33.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. a kind of ventilating system of laboratory operation platform includes cabinet body (1), the cabinet body (1) includes as operating table surface The lower cabinet body (12) used and the upper cabinet body (11) for opening up suction opening (31), suction opening (31) are communicated with exhaust equipment (32), it and between the upper cabinet body (11) and lower cabinet body (12) is formed with operating space (2), it is characterised in that: the suction opening (31) and exhaust equipment (32) constitutes exhausting system (3), and the exhausting system (3) is evacuated from inside to outside from operating space (2), and institute State the air-makeup system (4) for being provided in lower cabinet body (12) and blowing into operating space (2)；The upper bottom surface of the lower cabinet body (12) is set It is set to operating table surface, and offers ventilation opening (41) on the lower cabinet body (12), the ventilation opening (41) is communicated with ventilation shaft (43), and the ventilation shaft (43) is communicated with blast apparatus (42).

2. a kind of ventilating system of laboratory operation platform according to claim 1, it is characterised in that: the lower cabinet body (12) Upper bottom surface edge be provided with mend bellows (5), the benefits bellows (5) include benefit bellows ontology (51), the ventilation shaft (43) outlet side is connected with bellows ontology (51) are mended, and the inlet end of the ventilation shaft (43) is connected with blast apparatus (42) It connects, and the ventilation opening (41) is opened in the side-walls for mending bellows ontology (51) and is arranged towards operating space (2) are internal.

3. a kind of ventilating system of laboratory operation platform according to claim 2, it is characterised in that: the lower cabinet body (12) Upper bottom surface on be fixedly installed snap-gauge (121), the snap-gauge (121) is arranged vertically upwards, described to mend bellows ontology (51) Bottom surface offers clamping groove (511), and the clamping groove (511) and snap-gauge (121) interference are mating.

4. a kind of ventilating system of laboratory operation platform according to claim 3, it is characterised in that: the benefit bellows ontology (51) sidewall horizontal has extended outward to form mounting plate (512), and mounting plate (512) fitting is set in operating table surface, And be equipped with vertically locking piece (6) between the mounting plate (512) and operating table surface, the locking piece (6) and the two screw thread connect Connect fixation.

5. a kind of ventilating system of laboratory operation platform according to claim 2, it is characterised in that: the benefit bellows (5) Inside be formed with the slow pipeline (52) for reducing wind velocity out, the slow pipeline (52) is set as hosepipe road, and The air inlet of the slow pipeline (52) is connected with the air outlet of ventilation shaft (43), the air outlet of the slow pipeline (52) It is connected with ventilation opening (41).

6. a kind of ventilating system of laboratory operation platform according to claim 5, it is characterised in that: the slow pipeline (52) air outlet is horizontally disposed, is provided at the air outlet of the slow pipeline (52) for changing the guide plate of air-flow trend (7), and the guide plate (7) is set up towards operating space (2) inner inclination.

7. a kind of ventilating system of laboratory operation platform according to claim 6, it is characterised in that: the guide plate (7) Upper end and slow pipeline (52) inner wall between be formed with airflow channel (521), the lower end of the guide plate (7) is fixed in slow Several thin air ports (71) are uniformly provided on the inner wall of fast pipeline (52), and on the guide plate (7).

8. a kind of ventilating system of laboratory operation platform according to claim 2, it is characterised in that: the ventilation opening (41) Place is provided with filter screen (8), is offered mounting groove (513) on the side wall for mending bellows ontology (51), the filter screen (8) is embedding Bolt is equipped in mounting groove (513), and between the filter screen (8) and benefit bellows ontology (51).

9. a kind of ventilating system of laboratory operation platform according to claim 8, it is characterised in that: the mounting groove (513) it is folded between filter screen (8) rubber pad (81).

10. a kind of ventilating system of laboratory operation platform according to claim 8, it is characterised in that: the benefit bellows sheet The upper end of body (51) offers the handle hole (514) that filter screen (8) are installed convenient for operator, and at the handle hole (514) Cover board (9) detachably are installed.