CN215429164U - Ventilation experiment table with built-in noise reduction function - Google Patents
Ventilation experiment table with built-in noise reduction function Download PDFInfo
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- CN215429164U CN215429164U CN202121501236.5U CN202121501236U CN215429164U CN 215429164 U CN215429164 U CN 215429164U CN 202121501236 U CN202121501236 U CN 202121501236U CN 215429164 U CN215429164 U CN 215429164U
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Abstract
The utility model discloses a ventilation experiment table with built-in noise reduction, which comprises an experiment table, wherein a protective frame is arranged at the upper end of the experiment table, a buffer component is arranged between the side wall of the protective frame and the inner wall of a U-shaped groove, a first sound absorption plate is arranged on the inner wall of the protective frame, the air exhaust end of an air exhauster is communicated with an air exhaust pipe, one end of the air exhaust pipe is provided with an air suction cover, the inner wall of the air suction cover is provided with a second sound absorption plate, the air outlet end of the air exhauster is communicated with an air outlet pipe, and one end of the air outlet pipe is communicated with a gas purification box. When the sound insulation box is used, the exhaust fan is arranged in the sound insulation box, so that noise generated by the exhaust fan in use can be reduced, the situation that the protective frame is driven to shake by the exhaust fan in use is avoided by arranging the buffer assembly, and the first sound absorption plate and the second sound absorption plate are respectively arranged on the inner walls of the protective frame and the air suction cover and used for reducing noise generated in ventilation, so that the sound insulation box is convenient to use.
Description
Technical Field
The utility model relates to the technical field of noise reduction equipment of experiment tables, in particular to a ventilation experiment table with built-in noise reduction.
Background
The experiment table is used for performing experiment detection and storing instruments by enterprises and institutions such as hospitals, schools, chemical plants, scientific research institutions and the like, and is divided into the following parts according to the placing positions: a central experiment table, an edge experiment table and a corner table; the material composition is as follows: all-steel experiment table, steel-wood experiment table, all-wood experiment table, PP experiment table, aluminum-wood experiment table, some high cabinets in addition: a fume hood, a medicine cabinet, a vessel cabinet, a gas cylinder cabinet, an explosion-proof cabinet, a slide cabinet and the like.
When utilizing the laboratory bench to carry out the chemistry experiment, mutual reaction can produce the gas of irritability smell between some chemicals, so most of current laboratory benches generally all have ventilation function, but current ventilation laboratory benches are when ventilating, can produce great noise, this will cause certain influence to the experimentation, and when utilizing ventilation mechanism to ventilate, ventilation mechanism can produce and rock, also can cause the influence to the experimentation, and the gas that has irritability smell passes through the direct emission of ventilation mechanism in atmospheric environment, also can cause the pollution to atmospheric environment, it is not convenient enough to use, therefore we need provide one kind and have built-in ventilation laboratory bench of making an uproar that falls.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ventilation experiment table with built-in noise reduction, noise generated by an exhaust fan during use can be reduced by arranging the exhaust fan in a sound insulation box, the situation that the exhaust fan drives a protective frame to shake during use is avoided by arranging a buffer component, and a first sound-absorbing plate and a second sound-absorbing plate are respectively arranged on the inner walls of the protective frame and an air suction cover and are used for reducing noise generated during ventilation, so that the problems in the background technology are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ventilation laboratory bench with it makes an uproar to embed, includes the laboratory bench, the upper end of laboratory bench is provided with the protecting frame, the U-shaped recess has been seted up on the mesa of laboratory bench, the one end of protecting frame is provided with the inside of U-shaped recess, be provided with the buffering subassembly between the lateral wall of protecting frame and the inner wall of U-shaped recess, be provided with first abatvoix on the inner wall of protecting frame, the top of protecting frame is provided with the air exhauster, the end intercommunication of bleeding of air exhauster has the exhaust tube, the one end of exhaust tube is provided with the cover of breathing in, and the cover of breathing in is located the inside of protecting frame, be provided with the second abatvoix on the inner wall of the cover of breathing in, the end intercommunication of giving vent to anger of air exhauster has the outlet duct, the one end intercommunication of outlet duct has gaseous purifying box.
Preferably, the buffering assembly comprises a bottom plate, a damping buffer is fixedly mounted on one side of the bottom plate, and a top plate is fixedly connected to one end of the damping buffer.
Preferably, one side of the bottom plate is fixedly connected to the inner wall of the U-shaped groove, and one side of the top plate is fixedly connected to one side of the protective frame.
Preferably, the buffering subassembly sets up the multiunit, the multiunit the buffering subassembly is located the outside and the inboard of protective frame respectively, and the multiunit buffering subassembly that is located the protective frame outside and inboard is the equidistance setting.
Preferably, the first sound-absorbing boards are polyester fiber sound-absorbing boards, and two groups of the first sound-absorbing boards are symmetrically arranged.
Preferably, the top fixed mounting of protecting frame has the sound-proof box, air exhauster fixed mounting is in the inside of sound-proof box, be provided with the third abatvoix on the inner wall of sound-proof box.
Preferably, one side fixedly connected with connecting rod of protective frame, and the one end fixed connection of connecting rod is on the outer wall of cover of breathing in, the connecting rod is the symmetry and is provided with two sets ofly.
Preferably, a nano-mesh layer is arranged inside the gas purification box, and the nano-mesh layer is arranged at one end close to the gas outlet pipe.
Preferably, one side intercommunication of gas purification case has the blast pipe, gas purification case's inside is provided with the HEPA filter layer, the HEPA filter layer sets up in the one end that is close to the blast pipe.
Preferably, the gas purification box is provided with an activated carbon adsorption layer, and the activated carbon adsorption layer is arranged between the nano-mesh layer and the HEPA filter layer.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the design of the sound insulation box, the first sound absorption plate, the second sound absorption plate, the third sound absorption plate and other structures, the exhaust fan is fixedly arranged in the sound insulation box, the third sound absorption plate is arranged in the sound insulation box, the first sound absorption plate is arranged on the inner wall of the protective frame, and the second sound absorption plate is arranged on the inner wall of the air suction cover;
2. according to the utility model, through the design of the U-shaped groove and the buffer assembly, one end of the protection frame is placed in the U-shaped groove, one side of the bottom plate in the buffer assembly is fixedly connected to the inner wall of the U-shaped groove, one side of the top plate in the buffer assembly is fixedly connected to one side of the protection frame, and the buffer assembly is provided with a plurality of groups, so that the situation that the protection frame is driven by the exhaust fan to shake when the exhaust fan performs ventilation work is avoided, the experiment table is driven to shake, and the influence on the experiment process is avoided;
3. according to the utility model, through the design of the structures such as the gas purification box, the nano-mesh layer, the activated carbon adsorption and HEPA filter layer, the gas purification box can be used for purifying the gas with pungent smell generated in the extracted experimental environment when the exhaust fan is used for ventilating, so that the condition that the gas with pungent smell is directly discharged into the atmospheric environment to pollute the atmospheric environment is avoided, and the use is very convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a U-shaped groove according to the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of the soundproof case and the gas purification case of the utility model;
FIG. 5 is a schematic axial view of the getter housing of the present invention.
In the figure: 1. a laboratory bench; 2. a protective frame; 3. a U-shaped groove; 4. a buffer assembly; 401. a base plate; 402. a damping buffer; 403. a top plate; 5. a first sound-absorbing panel; 6. a sound insulation box; 7. an exhaust fan; 8. an air exhaust pipe; 9. an air intake cover; 10. a connecting rod; 11. a second sound-absorbing panel; 12. a third sound-absorbing panel; 13. an air outlet pipe; 14. a gas purification tank; 15. an exhaust pipe; 16. a nanoweb layer; 17. an activated carbon adsorption layer; 18. HEPA filter layer.
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. 1-5, the present invention provides a technical solution:
a ventilation experiment table with built-in noise reduction comprises an experiment table 1, a protective frame 2 is arranged at the upper end of the experiment table 1, a first sound absorption plate 5 is arranged on the inner wall of the protective frame 2, the first sound absorption plate 5 is polyester fiber sound absorption plates, two groups of the first sound absorption plates 5 are symmetrically arranged, an exhaust fan 7 is arranged at the top of the protective frame 2, a sound insulation box 6 is fixedly arranged at the top of the protective frame 2, the exhaust fan 7 is fixedly arranged in the sound insulation box 6, a third sound absorption plate 12 is arranged on the inner wall of the sound insulation box 6, the air exhaust end of the exhaust fan 7 is communicated with an air exhaust pipe 8, one end of the air exhaust pipe 8 is provided with an air suction hood 9, the air suction cover 9 is positioned inside the protective frame 2, the inner wall of the air suction cover 9 is provided with a second sound-absorbing plate 11, and the air with pungent smell generated in a chemical experiment is extracted by the exhaust fan 7 and used for ventilating the experiment table 1;
further, the exhaust fan 7 is arranged inside the sound insulation box 6, the third sound absorption plate 12 is arranged on the inner wall of the sound insulation box 6, the first sound absorption plate 5 is arranged on the inner wall of the protective frame 2, and the second sound absorption plate 11 is arranged on the inner wall of the air suction cover 9, so that noise generated when the exhaust fan 7 ventilates can be reduced;
furthermore, one side of the protective frame 2 is fixedly connected with connecting rods 10, one ends of the connecting rods 10 are fixedly connected to the outer wall of the air suction hood 9, the two groups of connecting rods 10 are symmetrically arranged, and the connecting rods 10 are utilized to fix the air suction hood 9 to a certain extent;
through the U-shaped groove 3 arranged on the table top of the experiment table 1, one end of the protection frame 2 is provided with the inside of the U-shaped groove 3, the buffer component 4 is arranged between the side wall of the protection frame 2 and the inner wall of the U-shaped groove 3, the buffer component 4 comprises a bottom plate 401, one side of the bottom plate 401 is fixedly provided with a damping buffer 402, one end of the damping buffer 402 is fixedly connected with a top plate 403, one side of the bottom plate 401 is fixedly connected on the inner wall of the U-shaped groove 3, one side of the top plate 403 is fixedly connected on one side of the protection frame 2, the buffer components 4 are provided with a plurality of groups, the plurality of groups of buffer components 4 are respectively arranged on the outer side and the inner side of the protection frame 2, and the plurality of groups of buffer components 4 arranged on the outer side and the inner side of the protection frame 2 are arranged at equal intervals, when the exhaust fan 7 is used for ventilation, the exhaust fan 7 can drive the protection frame 2 to shake, through the arrangement of the damping buffer 402 in the buffer components 4, the situation that the test table 1 is driven to shake when the protective frame 2 shakes can be avoided;
an air outlet pipe 13 is communicated with an air outlet end of the exhaust fan 7, one end of the air outlet pipe 13 is communicated with a gas purification box 14, a nano-mesh layer 16 is arranged inside the gas purification box 14, the nano-mesh layer 16 is arranged at one end close to the air outlet pipe 13, one side of the gas purification box 14 is communicated with an exhaust pipe 15, an HEPA filter layer 18 is arranged inside the gas purification box 14, the HEPA filter layer 18 is arranged at one end close to the exhaust pipe 15, the gas purification box 14 is provided with an active carbon adsorption layer 17, the active carbon adsorption layer 17 is arranged between the nano-mesh layer 16 and the HEPA filter layer 18, when the exhaust fan 7 is ventilated by the gas purification box 14, the gas with pungent odor generated in the experimental environment is extracted for purification, thereby avoiding directly discharging the gas with pungent odor in the atmospheric environment, and in case of pollution to the atmospheric environment, the purified gas is finally discharged through the exhaust pipe 15.
The use and structure principle of the utility model; when a chemical experiment needs to be carried out on the experiment table 1, the exhaust fan 7 is started, and the exhaust fan 7 is used for extracting gas with pungent smell generated in the chemical experiment and ventilating the experiment table 1;
the exhaust fan 7 is arranged inside the sound insulation box 6, and the noise generated when the exhaust fan 7 ventilates can be reduced by the first sound absorption plate 5 arranged on the inner wall of the protective frame 2, the second sound absorption plate 11 arranged on the inner wall of the air suction cover 9 and the third sound absorption plate 12 arranged on the inner wall of the sound insulation box 6;
one side of a bottom plate 401 in the buffering component 4 is fixedly connected to the inner wall of the U-shaped groove 3, one side of a top plate 403 in the buffering component 4 is fixedly connected to one side of the protective frame 2, and the buffering components 4 are provided with a plurality of groups, so that the situation that the protective frame 2 is driven to shake by the exhaust fan 7 when the exhaust fan 7 performs ventilation work, and the experiment table 1 is driven to shake is avoided;
through the setting of gas purification case 14, utilize gas purification case 14 can be to air exhauster 7 when ventilating, the gas that has the pungent smell that produces in the experimental environment of extraction purifies, has avoided directly will have the gaseous emission of pungent smell in atmospheric environment, causes the condition of pollution to atmospheric environment, and the gas that will purify at last has blast pipe 15 to discharge.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a ventilation experiment table with it falls to embed, includes laboratory bench (1), its characterized in that: the test bed is characterized in that a protective frame (2) is arranged at the upper end of the test bed (1), a U-shaped groove (3) is formed in the table top of the test bed (1), one end of the protective frame (2) is provided with the inside of the U-shaped groove (3), a buffer component (4) is arranged between the side wall of the protective frame (2) and the inner wall of the U-shaped groove (3), a first sound absorbing plate (5) is arranged on the inner wall of the protective frame (2), an air exhauster (7) is arranged at the top of the protective frame (2), an air exhaust end of the air exhauster (7) is communicated with an air exhaust pipe (8), one end of the air exhaust pipe (8) is provided with an air suction hood (9), the air suction hood (9) is located inside the protective frame (2), a second sound absorbing plate (11) is arranged on the inner wall of the air suction hood (9), and an air outlet pipe (13) is communicated with the air outlet end of the air exhauster (7), one end of the air outlet pipe (13) is communicated with an air purifying box (14).
2. A ventilation laboratory bench with built-in noise reduction according to claim 1, characterized in that: the buffer assembly (4) comprises a bottom plate (401), a damping buffer (402) is fixedly mounted on one side of the bottom plate (401), and a top plate (403) is fixedly connected to one end of the damping buffer (402).
3. A ventilation laboratory bench with built-in noise reduction according to claim 2, characterized in that: one side of the bottom plate (401) is fixedly connected to the inner wall of the U-shaped groove (3), and one side of the top plate (403) is fixedly connected to one side of the protective frame (2).
4. A ventilation laboratory bench with built-in noise reduction according to claim 3, characterized in that: buffer unit (4) set up the multiunit, multiunit buffer unit (4) are located the outside and the inboard of protective frame (2) respectively, and are the equidistance setting in the multiunit buffer unit (4) that are located protective frame (2) outside and inboard.
5. A ventilation laboratory bench with built-in noise reduction according to claim 1, characterized in that: the first sound-absorbing boards (5) are polyester fiber sound-absorbing boards, and the first sound-absorbing boards (5) are symmetrically provided with two groups.
6. A ventilation laboratory bench with built-in noise reduction according to claim 1, characterized in that: the top fixed mounting of protecting frame (2) has sound-proof box (6), air exhauster (7) fixed mounting is in the inside of sound-proof box (6), be provided with third abatvoix (12) on the inner wall of sound-proof box (6).
7. A ventilation laboratory bench with built-in noise reduction according to claim 1, characterized in that: one side fixedly connected with connecting rod (10) of protective frame (2), and the one end fixed connection of connecting rod (10) is on the outer wall of cover (9) of breathing in, connecting rod (10) are the symmetry and are provided with two sets ofly.
8. A ventilation laboratory bench with built-in noise reduction according to claim 1, characterized in that: the inside of the gas purification box (14) is provided with a nano-mesh layer (16), and the nano-mesh layer (16) is arranged at one end close to the gas outlet pipe (13).
9. A ventilation laboratory bench with built-in noise reduction according to claim 8, characterized in that: one side intercommunication of gas purification case (14) has blast pipe (15), the inside of gas purification case (14) is provided with HEPA filter layer (18), HEPA filter layer (18) set up in the one end that is close to blast pipe (15).
10. A ventilation laboratory bench with built-in noise reduction according to claim 9, characterized in that: the gas purification box (14) is provided with an active carbon adsorption layer (17), and the active carbon adsorption layer (17) is arranged between the nano-mesh layer (16) and the HEPA filter layer (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121501236.5U CN215429164U (en) | 2021-07-02 | 2021-07-02 | Ventilation experiment table with built-in noise reduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121501236.5U CN215429164U (en) | 2021-07-02 | 2021-07-02 | Ventilation experiment table with built-in noise reduction function |
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| Publication Number | Publication Date |
|---|---|
| CN215429164U true CN215429164U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121501236.5U Active CN215429164U (en) | 2021-07-02 | 2021-07-02 | Ventilation experiment table with built-in noise reduction function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445686A (en) * | 2022-09-01 | 2022-12-09 | 青岛康禾园绿色食品有限公司 | Meat nutrient composition check out test set |
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2021
- 2021-07-02 CN CN202121501236.5U patent/CN215429164U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445686A (en) * | 2022-09-01 | 2022-12-09 | 青岛康禾园绿色食品有限公司 | Meat nutrient composition check out test set |
| CN115445686B (en) * | 2022-09-01 | 2023-06-27 | 青岛康禾园绿色食品有限公司 | Meat nutrient composition check out test set |
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