CN215543591U - Fume chamber is used in laboratory convenient to overhaul - Google Patents
Fume chamber is used in laboratory convenient to overhaul Download PDFInfo
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- CN215543591U CN215543591U CN202122065990.5U CN202122065990U CN215543591U CN 215543591 U CN215543591 U CN 215543591U CN 202122065990 U CN202122065990 U CN 202122065990U CN 215543591 U CN215543591 U CN 215543591U
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Abstract
The utility model discloses a laboratory fume hood convenient for maintenance, which comprises a cabinet body, wherein the upper wall of the cabinet body is provided with a through groove, the side wall of the through groove is provided with a support plate, the lower wall of the support plate is provided with one end of a telescopic column, the other end of the telescopic column penetrates through the upper wall of the cabinet body and is provided with a connecting plate, the inner side wall of the through groove is provided with a top plate, the connecting plate is welded with the lower wall of the top plate, the upper wall of the top plate is provided with an induced draft fan, the side wall of the cabinet body is provided with a main flue, the inner cavity of the main flue is provided with a telescopic cylinder, the inner cavity of the top plate is provided with an auxiliary flue, the induced draft fan used by the device is arranged on the top plate, when the induced draft fan needs to be maintained, the top plate can be pulled down by a handle, so that maintenance personnel can maintain the induced draft fan without ascending, and the induced draft fan is also convenient to disassemble, in addition, the baffle arranged in the device can rotate in a mounting groove, so that the baffle can rotate, the main flue can be cleaned.
Description
Technical Field
The utility model relates to the technical field of laboratory fume hoods, in particular to a laboratory fume hood convenient to overhaul.
Background
The fume chamber is the indispensable device in the laboratory, play the efficiency of airing exhaust and taking a breath in the laboratory, produce various harmful gas during experimental operation, the foul smell, moisture and flammable, it is explosive, corrosive substance, safety for the protection user, prevent that the pollutant in the experiment from diffusing to the laboratory, near the pollution source will use the fume chamber, the fume chamber uses the platform number less under the general condition, only use in the experimental environment that is harmful and dangerous gas very much and produces big heat, the fume chamber only bears the auxiliary function of laboratory bench, but the upper portion at the fume chamber is all installed to the draught fan in the fume chamber that has now, if the draught fan breaks down, then need the maintenance personal to ascend a height and maintain its draught fan, it is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a laboratory fume hood convenient to overhaul so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a laboratory fume hood convenient to overhaul comprises a cabinet body, wherein a through groove is formed in the upper wall of the cabinet body, a support plate is installed on the side wall of the through groove, one end of a telescopic column is installed on the lower wall of the support plate, a connecting plate is installed at the other end of the telescopic column, penetrates through the upper wall of the cabinet body, a top plate is arranged on the inner side wall of the through groove, the connecting plate is welded with the lower wall of the top plate, an induced draft fan is installed on the upper wall of the top plate, and the induced draft fan is electrically connected with an external power supply;
a main flue is formed in the side wall of the cabinet body, a telescopic cylinder is mounted in an inner cavity of the main flue, a sliding groove is formed in the upper wall of the cabinet body, a moving rod is mounted on the lower wall of the telescopic cylinder, the moving rod penetrates through the upper wall of the cabinet body through the sliding groove, an auxiliary flue is formed in the inner cavity of the top plate, and the telescopic cylinder is inserted into the auxiliary flue;
the lateral wall of the cabinet body has been seted up the mounting groove, the inner chamber of mounting groove rotates installs the baffle, the ventilation groove has been seted up to the lateral wall of baffle.
Preferably, the protection tube is installed to the lateral wall of the cabinet body, the connecting pipe is installed to the inner chamber of protection tube, the connecting pipe is the hose, the connecting pipe can be deformed, the one end of connecting pipe runs through the lateral wall of the cabinet body and communicates with each other with the inner chamber of the cabinet body, the other end of connecting pipe runs through the lateral wall of the cabinet body and communicates with each other with the inner chamber of draught fan.
Preferably, the rotating shaft is installed on the inner wall of the cabinet body, the composite glass window is installed on the side wall of the rotating shaft in a rotating mode, the clamping block is installed on the side wall of the composite glass window, the fixing columns are installed on the left side wall and the right side wall of the cabinet body, and the supporting rods are sleeved on the outer side wall of each fixing column.
Preferably, the lateral wall of the lower end of the cabinet body is hinged with a cabinet door, and a bearing plate is installed in the inner cavity of the cabinet body.
Preferably, the side wall of the telescopic cylinder is provided with a sealing ring, and the sealing ring is attached to and connected with the inner side wall of the main flue.
Preferably, a handle is mounted on the lower wall of the top plate.
Compared with the prior art, the utility model has the beneficial effects that: the draught fan that this device used is installed on the roof, when needs overhauld the draught fan, and the accessible handle is pulled down the roof, makes its maintenance personal need not ascend a height just can accomplish the maintenance to the draught fan, also conveniently pulls down the draught fan simultaneously, and is very convenient, and the baffle that this device set up in addition can be at the mounting groove internal rotation, makes behind its rotation baffle, can clear up in the flue main.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic structural diagram of fig. 1A.
Fig. 3 is a front view of the cabinet of the present invention.
Fig. 4 is a partial side view of the case of the present invention.
In the figure: the device comprises a cabinet body 1, a through groove 2, a support plate 3, a telescopic column 4, a connecting plate 5, a top plate 6, a draught fan 7, a main flue 8, a telescopic cylinder 9, a sliding groove 10, a movable rod 11, an auxiliary flue 12, a mounting groove 13, a baffle 14, a ventilation groove 15, a protection pipe 16, a connecting pipe 17, a rotating shaft 18, a composite glass window 19, a fixture block 20, a fixed column 21, a support rod 22, a cabinet door 23, a bearing plate 24, a sealing ring 25 and a handle 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a laboratory fume hood convenient to overhaul comprises a cabinet body 1, wherein a through groove 2 is formed in the upper wall of the cabinet body 1, a support plate 3 is installed on the side wall of the through groove 2, one end of a telescopic column 4 is installed on the lower wall of the support plate 3, a connecting plate 5 is installed at the other end of the telescopic column 4 penetrating through the upper wall of the cabinet body 1, a top plate 6 is arranged on the inner side wall of the through groove 2, the size of the top plate 6 is consistent with that of the lower port of the through groove 2, the connecting plate 5 is welded with the lower wall of the top plate 6, the top plate 6 can be pulled downwards through the telescopic column 4 to drive an induced draft fan 7 above the top plate to move downwards, maintenance personnel can conveniently overhaul the induced draft fan 7, an induced draft fan 7 is installed on the upper wall of the top plate 6, the induced draft fan 7 is electrically connected with an external power supply, and the output end of the induced draft fan 7 is communicated with an external exhaust pipeline;
the side wall of the cabinet body 1 is provided with a main flue 8, the inner cavity of the main flue 8 is provided with a telescopic cylinder 9, the telescopic cylinder 9 is responsible for connecting the main flue 8 with an auxiliary flue 12, when the lower wall of the top plate 6 and the lower end surface of the upper wall of the cabinet body 1 are on the same horizontal plane, the telescopic cylinder 9 is extended outwards by sliding a moving rod 11 and is inserted into the auxiliary flue 12 in the top plate 6, the auxiliary flue 12 is communicated with the main flue 8, the external harmful gas enters the auxiliary flue 12 through the main flue 8 and the telescopic cylinder 9, the harmful gas is guided by an induced draft fan 7 and discharged out of the device, the upper wall of the cabinet body 1 is provided with a chute 10, the lower wall of the telescopic cylinder 9 is provided with a moving rod 11, the moving rod 11 penetrates through the upper wall of the cabinet body 1 through the chute 10, the inner cavity of the top plate 6 is provided with the auxiliary flue 12, the telescopic cylinder 9 is inserted into the auxiliary flue 12, when the induced draft fan 7 needs to be overhauled, the moving rod 11 can be passed through by sliding, the telescopic cylinder 9 is contracted inwards to be separated from the auxiliary flue 12, then the top plate 6 is pulled downwards through the handle 26, and the induced draft fan 7 is overhauled;
Particularly, protection tube 16 is installed to the lateral wall of the cabinet body 1, connecting pipe 17 is installed to the inner chamber of protection tube 16, protection tube 16 is hard pipe, can avoid the cabinet body 1 to paste the wall when placing, connecting pipe 17 is flattened, influence the discharge of the internal gas of cabinet 1, connecting pipe 17 is the hose, connecting pipe 17 can deform, the one end of connecting pipe 17 runs through the lateral wall of the cabinet body 1 and communicates with each other with the inner chamber of the cabinet body 1, the other end of connecting pipe 17 runs through the lateral wall of the cabinet body 1 and communicates with each other with the inner chamber of draught fan 7.
Particularly, pivot 18 is installed to the inner wall of the cabinet body 1, compound glass window 19 is installed in the lateral wall rotation of pivot 18, fixture block 20 is installed to compound glass window 19's lateral wall, the left and right both sides wall of the cabinet body 1 all installs fixed column 21, the lateral wall of fixed column 21 has cup jointed bracing piece 22, when overhauing this device, accessible pivot 18 rotates compound glass window 19, make it need not dismantle compound glass window 19 and can overhaul cabinet body 1 inside, its bracing piece 22 can support it after compound glass window 19 is rolled up.
Specifically, the side wall of the lower end of the cabinet body 1 is hinged with a cabinet door 23, a bearing plate 24 is installed in the inner cavity of the cabinet body 1, and some chemical agents can be placed on the bearing plate 24, so that the volatilized gas is discharged out of the device through the connecting pipe 17.
Specifically, a sealing ring 25 is mounted on the side wall of the telescopic cylinder 9, the sealing ring 25 is attached to the inner side wall of the main flue 8, and the sealing ring 25 can ensure the sealing property of the connection between the telescopic cylinder 9 and the main flue 8.
Specifically, a handle 26 is attached to the lower wall of the top plate 6, and the handle 26 facilitates movement of the top plate 6.
The working principle is as follows: when the device is overhauled, the composite glass window 19 can be firstly folded through the rotating shaft 18, the composite glass window is supported through the supporting rod 22, the composite glass window is convenient for maintenance personnel to overhaul the inside of the cabinet body 1, when the induced draft fan 7 needs to be overhauled, the movable rod 11 can be slid through, the telescopic cylinder 9 can be retracted inwards to be separated from the auxiliary flue 12, then the top plate 6 is pulled downwards through the handle 26 to overhaul the induced draft fan 7, after the overhaul is completed, the top plate 6 is reset, the lower wall of the top plate 6 and the lower end face of the upper wall of the cabinet body 1 are in the same horizontal plane, then the telescopic cylinder 9 is extended outwards through the movable rod 11, the auxiliary flue 12 in the top plate 6 is inserted into the auxiliary flue 12, the auxiliary flue 12 is communicated with the main flue 8, when the main flue 8 is inspected, the baffle 14 can be rotated, the main flue 8 is opened, and the inside of the main flue is cleaned.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a fume chamber is used in laboratory convenient to overhaul, includes the cabinet body (1), its characterized in that: the cabinet is characterized in that a through groove (2) is formed in the upper wall of the cabinet body (1), a support plate (3) is installed on the side wall of the through groove (2), one end of a telescopic column (4) is installed on the lower wall of the support plate (3), a connecting plate (5) is installed at the other end of the telescopic column (4) penetrating through the upper wall of the cabinet body (1), a top plate (6) is arranged on the inner side wall of the through groove (2), the connecting plate (5) is welded with the lower wall of the top plate (6), an induced draft fan (7) is installed on the upper wall of the top plate (6), and the induced draft fan (7) is electrically connected with an external power supply;
a main flue (8) is formed in the side wall of the cabinet body (1), a telescopic cylinder (9) is installed in the inner cavity of the main flue (8), a sliding groove (10) is formed in the upper wall of the cabinet body (1), a moving rod (11) is installed on the lower wall of the telescopic cylinder (9), the moving rod (11) penetrates through the upper wall of the cabinet body (1) through the sliding groove (10), an auxiliary flue (12) is formed in the inner cavity of the top plate (6), and the telescopic cylinder (9) is inserted into the auxiliary flue (12);
mounting groove (13) have been seted up to the lateral wall of the cabinet body (1), baffle (14) have been installed in the inner chamber rotation of mounting groove (13), ventilation groove (15) have been seted up to the lateral wall of baffle (14).
2. A laboratory fume hood facilitating service according to claim 1, wherein: protection tube (16) are installed to the lateral wall of the cabinet body (1), connecting pipe (17) are installed to the inner chamber of protection tube (16), connecting pipe (17) are the hose, connecting pipe (17) can carry out deformation, the one end of connecting pipe (17) runs through the lateral wall of the cabinet body (1) and communicates with each other with the inner chamber of the cabinet body (1), the other end of connecting pipe (17) runs through the lateral wall of the cabinet body (1) and communicates with each other with the inner chamber of draught fan (7).
3. A laboratory fume hood facilitating service according to claim 1, wherein: the utility model discloses a cabinet, including cabinet body (1), pivot (18) are installed to the inner wall of cabinet body (1), the lateral wall of pivot (18) rotates installs composite glass window (19), fixture block (20) are installed to the lateral wall of composite glass window (19), fixed column (21) are all installed to the left and right both sides wall of cabinet body (1), bracing piece (22) have been cup jointed to the lateral wall of fixed column (21).
4. A laboratory fume hood facilitating service according to claim 1, wherein: the side wall of the lower end of the cabinet body (1) is hinged with a cabinet door (23), and a bearing plate (24) is installed in the inner cavity of the cabinet body (1).
5. A laboratory fume hood facilitating service according to claim 1, wherein: sealing washer (25) are installed to the lateral wall of telescopic cylinder (9), sealing washer (25) are connected with the inside wall laminating of flue (8).
6. A laboratory fume hood facilitating service according to claim 1, wherein: and a handle (26) is arranged on the lower wall of the top plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065990.5U CN215543591U (en) | 2021-08-30 | 2021-08-30 | Fume chamber is used in laboratory convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065990.5U CN215543591U (en) | 2021-08-30 | 2021-08-30 | Fume chamber is used in laboratory convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215543591U true CN215543591U (en) | 2022-01-18 |
Family
ID=79844162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122065990.5U Active CN215543591U (en) | 2021-08-30 | 2021-08-30 | Fume chamber is used in laboratory convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215543591U (en) |
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2021
- 2021-08-30 CN CN202122065990.5U patent/CN215543591U/en active Active
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