CN212760259U

CN212760259U - High ventilation property laboratory fume chamber

Info

Publication number: CN212760259U
Application number: CN202021235203.6U
Authority: CN
Inventors: 陆发辉
Original assignee: Minghui Tianchang Laboratory Equipment Ltd
Current assignee: Minghui Tianchang Laboratory Equipment Ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-03-23
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to the technical field of fume hoods, in particular to a high ventilation property laboratory fume hood, which comprises a hood body, a ventilation device arranged in the hood body, and a detachable storage cabinet arranged below the hood body; the ventilation device comprises an exhaust fan arranged at the top end of the cabinet body; the air outlet of the exhaust fan is communicated with the air outlet pipe, and one end of the air outlet pipe, which is far away from the exhaust fan, is communicated with the purifier; the air inlet of the exhaust fan is communicated with a main ventilation pipe, and the bottom of the main ventilation pipe is communicated with a transverse ventilation pipe and a vertical ventilation pipe; the inside of the cabinet body is provided with the control chamber, and the bottom of control chamber is provided with the baffle, and the lower surface of baffle is provided with the forward limit baffle of opening. The utility model discloses set up ventilation unit on the top of the cabinet body, violently manage, ventilate the air escape with the control chamber inside through exhaust fan and ventilation cooperation between the standpipe to harmful components in the air purifies the control chamber via the clarifier with the exhaust fan intercommunication, improves the air permeability and the security of this fume chamber.

Description

High ventilation property laboratory fume chamber

Technical Field

The utility model relates to a fume chamber technical field specifically is a high ventilation nature laboratory fume chamber.

Background

Fume hoods are the main equipment in laboratory ventilation equipment. At present, a ventilation cabinet is arranged in a laboratory, most of the ventilation cabinets and storage cabinets in the market are of an integrated structure, the storage cabinets are inconvenient to carry and disassemble, and the requirements of diversified experiments at present are difficult to meet; and the ventilation of the ventilation structure of the existing fume hood is not enough, so that potential safety hazards are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high ventilation nature laboratory fume chamber to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-ventilation laboratory ventilation cabinet comprises a cabinet body, a ventilation device arranged in the cabinet body and a detachable storage cabinet arranged below the cabinet body; the ventilation device comprises an exhaust fan arranged at the top end of the cabinet body; the air outlet of the exhaust fan is communicated with the air outlet pipe, and one end of the air outlet pipe, which is far away from the exhaust fan, is communicated with the purifier; the air inlet of the exhaust fan is communicated with a main ventilation pipe, and the bottom of the main ventilation pipe is communicated with a transverse ventilation pipe and a vertical ventilation pipe; an operation chamber is arranged in the cabinet body, a partition plate is arranged at the bottom of the operation chamber, a limiting baffle plate with a forward opening is arranged on the lower surface of the partition plate, and the storage cabinet is arranged in an inner cavity of the limiting baffle plate; a first limiting part used for being connected with the cabinet body through bolts is installed at the top end of the storage cabinet, and second limiting parts connected with limiting baffle plates through bolts are installed on the left side and the right side of the storage cabinet and on the rear side of the storage cabinet.

Preferably, a first limiting groove and a second limiting groove which are matched with the first limiting part and the second limiting part in structure are respectively arranged on the upper inner wall of the storage cabinet and the three side walls of the storage cabinet.

Preferably, the first limiting part and the second limiting part are both composed of two limiting rods which are intersected with each other.

Preferably, the centers of the first limiting part and the second limiting part are both fixedly connected with a connecting rod.

Preferably, one side of the storage cabinet is hinged with a cabinet door, and the bottom of the storage cabinet is provided with universal wheels.

Preferably, the ventilation is violently managed and is ventilated standpipe cross arrangement, and all is provided with the ventilation hole on violently managing and the ventilation standpipe, installs the draft hood on the ventilation hole, and the bottom intercommunication control chamber's of draft hood top.

Preferably, the exhaust fan and the purifier are both electrically connected with a controller, and the controller is installed on one side of the operation room.

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

1. the utility model discloses set up ventilation unit on the top of the cabinet body, violently manage, ventilate the air escape with the control chamber inside through exhaust fan and ventilation cooperation between the standpipe to harmful components in the air in the control chamber is filtered and is purified via the clarifier with the exhaust fan intercommunication, the effectual air permeability and the security that has improved this fume chamber.

2. The utility model discloses set up detachable locker in the below of the cabinet body, through the bottom bolted connection of the first locating part and the cabinet body, pass through bolted connection through second locating part and the fixed limit baffle who sets up in cabinet body bottom, simple structure and firm, very big change, maintenance and the transport that has made things convenient for this locker.

Drawings

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

FIG. 2 is a schematic view of a specific structure of the storage cabinet of the present invention;

fig. 3 is a schematic structural diagram of a first position limiting member according to the present invention;

fig. 4 is a schematic structural view of the horizontal ventilation pipe and the vertical ventilation pipe of the present invention;

fig. 5 is a schematic view of a specific structure of the limit baffle of the present invention.

In the figure: 1. a cabinet body; 2. a storage cabinet; 3. an exhaust fan; 4. an air outlet pipe; 5. a purifier; 6. a ventilation main pipe; 7. a horizontal ventilation pipe; 8. a ventilation standpipe; 9. an operation chamber; 10. a partition plate; 11. a limit baffle; 12. a first limit piece; 13. a second limiting member; 14. a limiting rod; 15. a connecting rod; 16. a cabinet door; 17. a universal wheel; 18. a vent hole; 19. a ventilation hood.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: a high-ventilation laboratory ventilation cabinet comprises a cabinet body 1, a ventilation device arranged inside the cabinet body 1, and a detachable storage cabinet 2 arranged below the cabinet body 1; the ventilation device comprises an exhaust fan 3 arranged at the top end of the cabinet body 1; an air outlet of the exhaust fan 3 is communicated with an air outlet pipe 4, and one end of the air outlet pipe 4 far away from the exhaust fan 3 is communicated with a purifier 5; an air inlet of the exhaust fan 3 is communicated with a main ventilation pipe 6, and the bottom of the main ventilation pipe 6 is communicated with a horizontal ventilation pipe 7 and a vertical ventilation pipe 8; an operation chamber 9 is arranged in the cabinet body 1, a partition plate 10 is arranged at the bottom of the operation chamber 9, a limiting baffle plate 11 with a forward opening is arranged on the lower surface of the partition plate 10, and the storage cabinet 2 is arranged in an inner cavity of the limiting baffle plate 11; a first limiting part 12 used for being connected with the cabinet body 1 through bolts is installed at the top end of the storage cabinet 2, and second limiting parts 13 connected with a limiting baffle 11 through bolts are installed on the left side, the right side and the rear side of the storage cabinet 2.

Furthermore, a first limit groove and a second limit groove which are structurally matched with the first limit part 12 and the second limit part 13 are respectively arranged on the upper inner wall of the storage cabinet 2 and the three side walls of the storage cabinet 2.

Further, the first limiting member 12 and the second limiting member 13 are both composed of two mutually intersecting limiting rods 14.

Further, a connecting rod 15 is fixedly connected to the centers of the first limiting member 12 and the second limiting member 13.

Further, one side of the storage cabinet 2 is hinged with a cabinet door 16, and the bottom of the storage cabinet 2 is provided with universal wheels 17.

Further, the horizontal ventilation pipe 7 and the vertical ventilation pipe 8 are arranged in a crossed mode, the horizontal ventilation pipe 7 and the vertical ventilation pipe 8 are provided with ventilation holes 18, a ventilation hood 19 is installed on the ventilation holes 18, and the bottom of the ventilation hood 19 is communicated with the top end of the operation chamber 9.

Further, the exhaust fan 3 and the purifier 5 are both electrically connected with a controller, and the controller is installed on one side of the operation room.

The working principle is as follows: in the use process of the cabinet body 1, an operator controls and starts the exhaust fan 3 (the type of the exhaust fan 3 is HF-200P) and the purifier 5 (the type of the purifier is AIR-FACTORY) through the controller, so that the exhaust fan 3 pumps AIR inside the operation room 9 to the AIR outlet pipe 4 through the ventilation main pipe 7 and the ventilation hood 19 at the bottom of the ventilation vertical pipe 8 through the ventilation horizontal pipe 7, and the AIR is conveyed to the purifier 5 through the AIR outlet pipe 4 and then is exhausted to the atmosphere after harmful ingredients in the AIR are purified through the purifier 5.

When the storage cabinet 2 needs to be installed, an operator firstly pushes the storage cabinet 2 to the inside of the limiting baffle 11 by hands, so that a cabinet door 16 of the storage cabinet 2 is located at an opening of the limiting baffle 11, then the operator opens the cabinet door of the storage cabinet 2, firstly, the first limiting piece 12 is placed in a first limiting groove on the inner wall above the storage cabinet 2, so that a connecting rod 15 at the center of the first limiting piece 12 is inserted into the bottom of the cabinet body 1, and then the first limiting piece 12 is connected with the bottom of the cabinet body 1 by bolts, so that the primary fixation of the storage cabinet 1 is realized; then, the operator correspondingly places the second limiting piece 13 in the second limiting grooves on the three side walls of the storage cabinet 2, so that the connecting rod 15 on the second limiting piece 13 is inserted into the limiting baffle 11, and the second limiting piece 13 is connected with the limiting baffle 11 by using a bolt, thereby completing the installation of the storage cabinet 12; when the storage cabinet 2 needs to be disassembled or carried, an operator can disassemble the bolts on the first limiting member 12 and the second limiting member 13, and then take out the first limiting member 12 and the second limiting member 13 from the storage cabinet 2 respectively.

It is worth noting that: the whole device realizes control over the device through the controller, and because the equipment matched with the controller is common equipment, the device belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure are not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high ventilation nature laboratory fume chamber which characterized in that: comprises a cabinet body (1), a ventilation device arranged inside the cabinet body (1) and a detachable storage cabinet (2) arranged below the cabinet body (1); the ventilation device comprises an exhaust fan (3) arranged at the top end of the cabinet body (1); an air outlet of the exhaust fan (3) is communicated with the air outlet pipe (4), and one end, far away from the exhaust fan (3), of the air outlet pipe (4) is communicated with the purifier (5); an air inlet of the exhaust fan (3) is communicated with a main ventilation pipe (6), and the bottom of the main ventilation pipe (6) is communicated with a transverse ventilation pipe (7) and a vertical ventilation pipe (8); an operation chamber (9) is arranged in the cabinet body (1), a partition plate (10) is arranged at the bottom of the operation chamber (9), a limiting baffle (11) with a forward opening is arranged on the lower surface of the partition plate (10), and the storage cabinet (2) is arranged in an inner cavity of the limiting baffle (11); a first limiting part (12) used for being connected with the cabinet body (1) through bolts is installed at the top end of the storage cabinet (2), and second limiting parts (13) connected with the limiting baffle (11) through bolts are installed on the left side and the right side of the storage cabinet (2) and the rear side of the storage cabinet.

2. A highly ventilated laboratory hood according to claim 1 wherein: and a first limiting groove and a second limiting groove which are structurally matched with the first limiting part (12) and the second limiting part (13) are respectively arranged on the upper inner wall of the storage cabinet (2) and the three side walls of the storage cabinet (2).

3. A highly ventilated laboratory hood according to claim 1 wherein: the first limiting part (12) and the second limiting part (13) are composed of two limiting rods (14) which are mutually crossed.

4. A highly ventilated laboratory hood according to claim 1 wherein: the centers of the first limiting part (12) and the second limiting part (13) are fixedly connected with connecting rods (15).

5. A highly ventilated laboratory hood according to claim 1 wherein: one side of the storage cabinet (2) is hinged with a cabinet door (16), and universal wheels (17) are installed at the bottom of the storage cabinet (2).

6. A highly ventilated laboratory hood according to claim 1 wherein: the cross arrangement of the horizontal ventilation pipe (7) and the vertical ventilation pipe (8) is realized, the ventilation holes (18) are formed in the horizontal ventilation pipe (7) and the vertical ventilation pipe (8), a ventilation cover (19) is installed on the ventilation holes (18), and the bottom of the ventilation cover (19) is communicated with the top end of the operation chamber (9).