CN219745785U - Fume chamber convenient to exhaust - Google Patents
Fume chamber convenient to exhaust Download PDFInfo
- Publication number
- CN219745785U CN219745785U CN202320783890.2U CN202320783890U CN219745785U CN 219745785 U CN219745785 U CN 219745785U CN 202320783890 U CN202320783890 U CN 202320783890U CN 219745785 U CN219745785 U CN 219745785U
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- Prior art keywords
- exhaust
- exhaust pipe
- cabinet body
- sliding
- fume
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- 239000003517 fume Substances 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a fume hood convenient for exhausting, comprising: the cabinet body of the fume hood, the four corners of the bottom end of the cabinet body of the fume hood are provided with a supporting seat, the inner ends of the supporting seats are slidably provided with inner sliding blocks, the bottom ends of the inner sliding blocks are provided with universal wheels, the top ends of the four inner sliding blocks are provided with sliding plates, the sliding plates are slidably arranged in the inner cavity of the cabinet body of the fume hood, and two jacking blocks are symmetrically arranged on two sides of the top end of each sliding plate; the rotary knob is installed at the bottom of one end surface of the fume hood body, the double-threaded rod is installed at the inner end of the rotary knob, and the double-threaded rod rotates and extends into the inner cavity of the fume hood body. This fume chamber convenient to exhaust replaces flexible pipe through using exhaust pipe one and exhaust pipe two, but greatly increased exhaust fan connecting piece's life to can extend sufficient length so that use according to exhaust pipe one and exhaust pipe two, drive the universal wheel through rotating the knob and go up and down, the practicality is stronger.
Description
Technical Field
The utility model relates to the technical field of fume hoods, in particular to a fume hood convenient for exhausting air.
Background
The application number 202220728775.0 provides a laboratory fume hood convenient for exhausting, the second lantern ring connected with the connecting plate is driven by the air cylinder to move up and down, the second lantern ring moves up and down to drive the guide rod to move up and down, at the moment, the third sliding block on the first lantern ring and the guide rod slide to ensure the stability of the up and down movement of the second lantern ring, so that the inner telescopic pipe is driven to shorten or elongate, the distance between the air suction cover and experimental process equipment is regulated, and the efficiency of the air suction cover for absorbing the air in the experiment is improved;
but the device is when adjusting the cover length of breathing in, needs frequent extension flexible pipe, and current flexible pipe is most tensile length limited, and tensile flexible pipe damage that leads to easily for a long time moreover, and then makes flexible pipe air leakage, and current fume chamber is mostly fixed to be placed moreover, when needs change the fume chamber position, inconvenient removal, and the practicality is relatively poor.
Disclosure of Invention
The utility model aims to provide a fume hood convenient for air exhaust, which aims to solve the problem that the fume hood convenient for air exhaust in the prior art is inconvenient to move.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a fume hood facilitating ventilation, comprising: the cabinet body of the fume hood, the four corners of the bottom end of the cabinet body of the fume hood are provided with a supporting seat, the inner ends of the supporting seats are slidably provided with inner sliding blocks, the bottom ends of the inner sliding blocks are provided with universal wheels, the top ends of the four inner sliding blocks are provided with sliding plates, the sliding plates are slidably arranged in the inner cavity of the cabinet body of the fume hood, and two jacking blocks are symmetrically arranged on two sides of the top end of each sliding plate; the bottom of one end surface of the fume hood cabinet body is provided with a rotary knob, the inner end of the rotary knob is provided with a double-threaded rod, the double-threaded rod rotates and extends into the inner cavity of the fume hood cabinet body, the two end surfaces of the double-threaded rod are symmetrically provided with two first sliding blocks in a threaded manner, the surface of each first sliding block is hinged with a connecting rod, and the bottom end of each connecting rod is hinged to the surface of a top block at a relatively far distance; the upper end middle part of the fume chamber cabinet body is provided with an exhaust fan, the output end of the exhaust fan extends into the inner cavity of the fume chamber cabinet body and is provided with an exhaust pipe I in a sliding mode, the inner end of the exhaust pipe I is provided with an exhaust pipe II in a sliding mode, and the bottom end of the exhaust pipe II is provided with an air suction cover.
Preferably, the surfaces of the two sides of the double-threaded rod, which take the middle end as the center, are provided with threads with opposite directions.
Preferably, the top of the first sliding block is slidably arranged at the top end of the inner cavity at the bottom of the fume hood body.
Preferably, the surface mounting of blast pipe two has the installed part, the fastener is all installed at the both ends of installed part, the connecting piece is installed to the outer end of fastener, the pneumatic cylinder is installed on the top of connecting piece, two the pneumatic cylinder is installed on the top inner chamber top of fume chamber cabinet body.
Preferably, a first side block is installed at two ends of the first exhaust pipe, the first side block is slidably installed in an inner wall chute of an output end of the exhaust fan, a second side block is installed on two end surfaces of the second exhaust pipe, the second side block is slidably installed in an inner wall chute of the first exhaust pipe, and sealing layers are installed at sliding joints of the first exhaust machine, the first exhaust pipe and the second exhaust pipe.
Preferably, the movable window is slidably mounted in the middle inner cavity of the fume hood body, a motor is mounted at the tops of two sides of the middle inner cavity of the fume hood body, a screw is mounted at the output end of the motor, a second sliding block is mounted on the surface thread of the screw, and the inner end of the second sliding block is mounted on the surface of the movable window.
Preferably, the universal wheel comprises a wheel main body, a wheel frame and a universal rod, wherein the wheel frame is arranged on the surface of the universal rod, the wheel main body is rotatably arranged at the front end of the wheel frame, a shaft boss is arranged at the top end of the universal rod, the bottom end of an inner sliding block is arranged at the top end of the shaft boss, an inner sliding block is slidably arranged in the inner cavity of the bottom end of the universal rod, a shifting block is arranged at one end of the inner sliding block, an opening is formed in the surface of the shifting block, an opening hole is formed in the surface of the shifting block, the bottom end of the inner sliding block extends out of the bottom end of the universal rod and is provided with a brake, and a fixing knob is arranged at the rear end of the universal rod.
Compared with the prior art, the utility model has the beneficial effects that: this fume chamber convenient to exhaust replaces flexible pipe through using exhaust pipe one and exhaust pipe two, but greatly increased exhaust fan connecting piece's life to can extend sufficient length so that use according to exhaust pipe one and exhaust pipe two, drive the universal wheel through rotating the turn button and go up and down, the holistic removal of device of being convenient for, the practicality is stronger.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a partial cross-sectional view of FIG. 1;
FIG. 3 is a cross-sectional view of the exhaust pipe of FIG. 1;
fig. 4 is a schematic view of the universal wheel structure of fig. 1.
In the figure: 1. the fume chamber cabinet body 2, the supporting seat 3, the inner slide block 4, the universal wheel 5, the slide plate 6, the top block 7, the rotary knob 8, the double-threaded rod 9, the first slide block 10, the connecting rod 11, the exhaust fan 12, the first exhaust pipe 13, the second exhaust pipe 14, the air suction cover 15, the hydraulic cylinder 16, the connecting piece 17, the mounting piece 18, the clamping piece 19, the first side block 20, the second side block 21, the moving window 22, the motor 23, the screw rod 24, the second slide block 41, the wheel main body 42, the wheel carrier 43, the universal rod 44, the shaft boss 45, the inner slide block 46, the shifting block 47, the brake 48 and the fixed knob.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: a fume hood facilitating ventilation, comprising: the cabinet body 1 of the fume hood, the four corners of the bottom end of the cabinet body 1 of the fume hood are provided with a supporting seat 2, the inner ends of the supporting seat 2 are slidably provided with an inner sliding block 3, the bottom end of the inner sliding block 3 is provided with a universal wheel 4, the top ends of the four inner sliding blocks 3 are provided with sliding plates 5, the sliding plates 5 are slidably arranged in the inner cavity of the cabinet body 1 of the fume hood, and two jacking blocks 6 are symmetrically arranged on two sides of the top end of the sliding plate 5, so that the cabinet body 1 of the fume hood is convenient to move;
the bottom of one end surface of the fume hood cabinet body 1 is provided with a rotary button 7, the left end of the rotary button 7 is provided with a double-threaded rod 8, the double-threaded rod 8 rotates and extends into the inner cavity of the fume hood cabinet body 1, the surfaces of the two ends of the double-threaded rod 8 are symmetrically provided with two sliding blocks I9 in a threaded manner, the surfaces of the sliding blocks I9 are hinged with a connecting rod 10, the bottom end of the connecting rod 10 is hinged with the surface of a relatively far top block 6, and the sliding plate 5 can be conveniently driven to lift through the above-mentioned method;
the upper end mid-mounting of fume chamber cabinet body 1 has exhaust fan 11, and the output of exhaust fan 11 extends into fume chamber cabinet body 1 and slidable mounting has blast pipe one 12, and the inner slidable mounting of blast pipe one 12 has blast pipe two 13, and the suction hood 14 is installed to the bottom of blast pipe two 13, through above-mentioned be convenient for extend suction hood 14.
As a preferable scheme, the double-threaded rod 8 is provided with threads with opposite directions on two side surfaces taking the middle end as the center, and the first sliding block 9 can move reversely conveniently.
As a preferred scheme, still further, the top of slider one 9 slidable mounting is at the bottom inner chamber top of fume chamber cabinet body 1, prevents slider one 9 rotation through above-mentioned being convenient for.
As a preferred scheme, still further, the surface mounting of blast pipe two 13 has installed mounting 17, and fastener 18 is all installed at the both ends of mounting 17, and connecting piece 16 is installed to the outer end of fastener 18, and pneumatic cylinder 15 is installed on the top of connecting piece 16, and two pneumatic cylinders 15 are installed on the top inner chamber top of fume chamber cabinet body 1, and through above-mentioned be convenient for drive suction hood 14 lift.
As a preferred scheme, still further, a side block one 19 is installed at the both ends of blast pipe one 12, and side block one 19 slidable mounting is in the output inner wall spout of exhaust fan 11, and a side block two 20 is installed at the both end surface of blast pipe two 13, and side block two 20 slidable mounting is in the inner wall spout of blast pipe one 12, and sealing layer is all installed to the sliding connection department of blast engine 11, blast pipe one 12 and blast pipe two 13, through the spacing and the sealing of above-mentioned being convenient for.
As the preferred scheme, still further, the middle part inner chamber slidable mounting of fume chamber cabinet body 1 has movable window 21, and motor 22 is all installed at the middle part inner chamber both sides top of fume chamber cabinet body 1, and screw 23 is installed to motor 22's output, and slider two 24 is installed to screw 23's surface screw thread, and the inner of slider two 24 is installed on the surface of movable window 21, drives movable window 21 switch through above-mentioned motor 22 of being convenient for.
As a preferred scheme, still further, the universal wheel 4 includes wheel main part 41, wheel carrier 42 and universal pole 43, universal pole 43's surface mounting has wheel carrier 42, wheel main part 41 is installed in the front end rotation of wheel carrier 42, the boss 44 is installed on universal pole 43's top, slider 3 bottom in the top of boss 44 is installed, slider 45 is installed to the bottom inner chamber slidable mounting of universal pole 43, the driving block 46 is installed to the one end of slider 45, the trompil has been seted up on the surface of driving block 46 extension universal pole 43, the bottom of slider 45 extends universal pole 43's bottom and installs stopper 47, fixed knob 48 is installed to universal pole 43's rear end, through the above-mentioned temporary stop of universal wheel 4 of being convenient for.
The exhaust fan, the hydraulic cylinder and the motor are in the prior art, and only the exhaust fan, the hydraulic cylinder and the motor meet the requirements of the scheme.
Working principle: when the electric appliance is used, the electric appliance is externally connected with a power supply and a control switch, the electric appliance is firstly checked for installation and fixation and safety protection after being installed, and then the electric appliance can be used.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)
1. A fume hood facilitating ventilation, comprising: the ventilating cabinet is characterized in that a supporting seat (2) is arranged at four corners of the bottom end of the ventilating cabinet body (1), an inner sliding block (3) is slidably arranged at the inner end of the supporting seat (2), universal wheels (4) are arranged at the bottom ends of the inner sliding blocks (3), sliding plates (5) are arranged at the top ends of the four inner sliding blocks (3), the sliding plates (5) are slidably arranged in an inner cavity of the ventilating cabinet body (1), and two jacking blocks (6) are symmetrically arranged at two sides of the top end of each sliding plate (5);
a rotary button (7) is arranged at the bottom of one end surface of the fume chamber cabinet body (1), a double-threaded rod (8) is arranged at the inner end of the rotary button (7), the double-threaded rod (8) rotates and extends into the inner cavity of the fume chamber cabinet body (1), two first sliding blocks (9) are symmetrically arranged on two end surfaces of the double-threaded rod (8) in a threaded manner, a connecting rod (10) is hinged to the surface of the first sliding blocks (9), and the bottom end of the connecting rod (10) is hinged to the surface of a top block (6) at a relatively far distance;
the novel ventilating cabinet is characterized in that an exhaust fan (11) is arranged in the middle of the top end of the ventilating cabinet body (1), the output end of the exhaust fan (11) extends into the inner cavity of the ventilating cabinet body (1) and is provided with an exhaust pipe I (12) in a sliding mode, the inner end of the exhaust pipe I (12) is provided with an exhaust pipe II (13) in a sliding mode, and the bottom end of the exhaust pipe II (13) is provided with an air suction cover (14).
2. A fume hood facilitating air exhaust according to claim 1, wherein said double threaded rod (8) is provided with threads in opposite directions on both side surfaces centered on the middle end.
3. A fume hood for facilitating air exhaust according to claim 1, wherein the top end of the first slider (9) is slidably mounted on the top end of the bottom cavity of the fume hood body (1).
4. The fume chamber convenient to exhaust according to claim 1, wherein the surface mounting of the exhaust pipe two (13) is provided with a mounting piece (17), both ends of the mounting piece (17) are provided with clamping pieces (18), the outer end of each clamping piece (18) is provided with a connecting piece (16), the top end of each connecting piece (16) is provided with a hydraulic cylinder (15), and two hydraulic cylinders (15) are arranged at the top end of the top inner cavity of the fume chamber body (1).
5. The fume chamber convenient for exhaust air according to claim 1, wherein a side block one (19) is installed at both ends of the exhaust pipe one (12), the side block one (19) is slidably installed in an inner wall chute of an output end of the exhaust fan (11), a side block two (20) is installed at both end surfaces of the exhaust pipe two (13), the side block two (20) is slidably installed in an inner wall chute of the exhaust pipe one (12), and sealing layers are installed at sliding connection positions of the exhaust fan (11), the exhaust pipe one (12) and the exhaust pipe two (13).
6. The fume chamber convenient to exhaust according to claim 1, wherein the middle inner cavity of the fume chamber cabinet body (1) is slidably provided with a movable window (21), a motor (22) is installed at the tops of two sides of the middle inner cavity of the fume chamber cabinet body (1), a screw (23) is installed at the output end of the motor (22), a second sliding block (24) is installed on the surface thread of the screw (23), and the inner end of the second sliding block (24) is installed on the surface of the movable window (21).
7. The fume chamber convenient to exhaust according to claim 1, characterized in that, the universal wheel (4) includes wheel main part (41), wheel carrier (42) and universal lever (43), the surface mounting of universal lever (43) has wheel carrier (42), wheel main part (41) is installed in the front end rotation of wheel carrier (42), boss (44) are installed on the top of universal lever (43), slider (3) bottom is installed at the top of boss (44), slider (45) are installed to the bottom inner chamber slidable mounting of universal lever (43), shifting block (46) are installed to the one end of slider (45), the trompil has been seted up to shifting block (46) extension universal lever (43) surface, the bottom of slider (45) extends the bottom of universal lever (43) and installs stopper (47), fixed knob (48) are installed to the rear end of universal lever (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320783890.2U CN219745785U (en) | 2023-04-11 | 2023-04-11 | Fume chamber convenient to exhaust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320783890.2U CN219745785U (en) | 2023-04-11 | 2023-04-11 | Fume chamber convenient to exhaust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219745785U true CN219745785U (en) | 2023-09-26 |
Family
ID=88074153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320783890.2U Active CN219745785U (en) | 2023-04-11 | 2023-04-11 | Fume chamber convenient to exhaust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219745785U (en) |
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2023
- 2023-04-11 CN CN202320783890.2U patent/CN219745785U/en active Active
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