CN217888993U - Laboratory ventilation equipment capable of preventing foreign matter blockage - Google Patents
Laboratory ventilation equipment capable of preventing foreign matter blockage Download PDFInfo
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- CN217888993U CN217888993U CN202220327761.8U CN202220327761U CN217888993U CN 217888993 U CN217888993 U CN 217888993U CN 202220327761 U CN202220327761 U CN 202220327761U CN 217888993 U CN217888993 U CN 217888993U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The utility model belongs to the technical field of laboratory ventilation, a prevent laboratory ventilation equipment of foreign matter jam, a serial communication port, including lower casing, detection piece, foreign matter collection piece and detection flabellum, the internal ventilation chamber of having seted up of inferior valve, the fixed detection piece that is provided with in all outsides of lower casing, set up a ventilation pipe chamber and detection chamber in the detection piece, one side and the ventilation chamber intercommunication of a ventilation pipe chamber, the opposite side and the detection chamber intercommunication of a ventilation pipe chamber rotate on the top inner wall in detection chamber and are provided with the flabellum axle, the epaxial fixed detection flabellum and the carousel that tests the speed that is provided with of flabellum. The utility model discloses a casing, detection piece, foreign matter collection piece and the design that detects the flabellum down, whether have the foreign matter to block up on the filter plate can be judged to the wind-force size that gets into the ventilation branch pipe intracavity when using through equipment to through sensor control induction motor, thereby the foreign matter collection piece rotates in the time, just so can rotate the filter plate of free from foreign matter one side to equipment in, will have the filter plate of foreign matter one side to change the department.
Description
Technical Field
The utility model belongs to the technical field of the laboratory ventilation, concretely relates to prevent laboratory ventilation equipment of foreign matter jam.
Background
The laboratory carries out the place of scientific experiment promptly, is scientific research's base, and the source of science and technology development plays very important effect to science and technology development, and in the laboratory carries out the in-process of experiment, and some experiments can produce some poisonous and harmful's material, and this is the good air permeability that just needs the guarantee laboratory, can install ventilation equipment at the laboratory usually.
At present, there is certain inconvenience in current ventilation equipment when using, at first current ventilation equipment is when using, the rigidity, ventilation range is little, thereby it is little to lead to the experiment home range, be not convenient for go on of experiment, also be not convenient for change the clearance to ventilation equipment simultaneously, secondly current ventilation equipment can't prevent that the foreign matter from blockking up, when the discovery has the foreign matter to block up, often need close ventilation equipment and maintain, the going on of experiment has been influenced, and the foreign matter blocks up untimely processing and has certain potential safety hazard. Therefore, a library question-answering device based on deep learning is designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to prior art not enough, the utility model provides a prevent laboratory ventilation equipment of foreign matter jam, it can solve current ventilation equipment rigidity when using and lead to the experiment home range little, and can't prevent that the foreign matter from blockking up, influences the problem of experiment process, the utility model adopts the following technical scheme.
A laboratory ventilation device for preventing foreign body blockage is characterized by comprising a lower shell, a detection block, a foreign body collection block and a detection fan blade;
a ventilation cavity is formed in the lower shell;
a detection block is fixedly arranged on the outer side of the periphery of the lower shell, a ventilation branch pipe cavity and a detection cavity are arranged in the detection block, one side of the ventilation branch pipe cavity is communicated with the ventilation cavity, and the other side of the ventilation branch pipe cavity is communicated with the detection cavity;
a fan blade shaft is rotatably arranged on the inner wall of the top end of the detection cavity, a detection fan blade and a speed measuring rotary table are fixedly arranged on the fan blade shaft, the detection fan blade is positioned at the position of the ventilation branch pipe cavity, a fixed rod is fixedly arranged on the outer side of the periphery of the speed measuring rotary table, a sensor is fixed on the inner wall of the detection cavity, is positioned at the position of the fixed rod and can control the induction motor to be started and stopped;
an induction motor is fixedly arranged on the end face of the bottom end of the detection block, a motor shaft is controlled on the induction motor, a foreign matter collection block is arranged on the motor shaft, a rotating shaft hole is formed in the foreign matter collection block, and the rotating shaft hole is located at the position of the motor shaft and is fixedly connected with the motor shaft;
two collecting cavities are symmetrically formed in the foreign matter collecting block, and a filter screen plate is fixedly arranged on the inner wall of the top end of each collecting cavity.
Preferably, a connecting block is fixedly arranged on the outer side of the periphery of the lower shell, an upper shell is fixedly arranged on the connecting block, the upper shell and the lower shell are positioned on the same axis, and the collecting cavity on one side is positioned between the lower shell and the upper shell and is contacted and abutted with the lower shell and the upper shell.
Preferably, the ventilation cavity is fixedly provided with a reinforcing fixing rib, the reinforcing fixing rib is fixedly provided with an exhaust motor, the exhaust motor is controlled to be provided with an exhaust shaft, and the exhaust shaft is fixedly provided with an exhaust fan blade.
Preferably, the mounting plate is fixedly arranged on the outer side of the periphery of the lower shell, and four threaded holes are formed in the mounting plate in a centrosymmetric manner.
Preferably, an air outlet telescopic pipe is fixedly arranged on the end face of the top end of the upper shell, an air inlet telescopic pipe is fixedly arranged on the end face of the bottom end of the lower shell, and the air inlet telescopic pipe, the air outlet telescopic pipe and the ventilation cavity are communicated.
Preferably, the contact ends of the lower shell, the upper shell and the foreign matter collecting block are coated with rubber layers.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses prevent laboratory ventilation equipment of foreign matter jam, through lower casing, detect the piece, the design of piece and detection flabellum is collected to the foreign matter, whether have the foreign matter to block up on the filter plate is judged to the wind-force size that gets into the ventilation branch pipe intracavity when can use through equipment, and through sensor control induction motor, thereby the piece is collected to the time foreign matter rotates, just so can rotate the filter plate of free from foreign matter one side to the equipment in, there will be the filter plate of foreign matter one side to change, moreover, the steam generator is simple in structure, and there is the convenient washing of filter plate of foreign matter one side to change, and convenient operation.
2. The utility model discloses prevent laboratory ventilation equipment of foreign matter jam, through the design of mounting panel, the screw hole on the accessible mounting panel is fixed equipment on arbitrary plane with the screw, makes things convenient for the use of equipment, simultaneously, convenient to detach maintains.
3. The utility model discloses prevent laboratory ventilation equipment of foreign matter jam, through the flexible design of the flexible pipe of air inlet and air-out, through the flexible pipe of air inlet and air-out, make the application range of equipment wider, the laboratory technician of being convenient for has bigger scope to experiment in the laboratory.
4. The utility model discloses prevent laboratory ventilation equipment of foreign matter jam, the contact jaw cladding through lower casing, last casing and foreign matter collection piece has the rubber layer and can avoid leaking gas when ventilating, influences ventilation equipment's result of use, prolongs ventilation equipment's life simultaneously.
Drawings
Fig. 1 is a schematic perspective view of the first direction of the present invention;
fig. 2 is a schematic perspective view of the second direction of the present invention;
fig. 3 is a three-dimensional sectional view of the detection block of the present invention;
fig. 4 is a schematic perspective view of the air outlet telescopic tube of the present invention;
FIG. 5 is a schematic perspective view of the foreign matter collecting block of the present invention;
fig. 6 is a cross-sectional view of the lower case of the present invention;
in the figure: 1. the device comprises a lower shell, 1-1 parts, a ventilation cavity, 2 parts, an upper shell, 3 parts, a detection block, 3-1 parts, a ventilation branch tube cavity, 3-2 parts, a detection cavity, 4 parts, a foreign matter collection block, 4-1 parts, a collection cavity, 4-2 parts, a filter screen plate, 4-3 parts, a rotating shaft hole, 5 parts, a mounting plate, 5-1 parts, a threaded hole, 6 parts, an air inlet telescopic tube, 7 parts, an air outlet telescopic tube, 8 parts, a connecting block, 9 parts, an induction motor, 10 parts, a motor shaft, 11 parts, a sensor, 12 parts, a fixing rod, 13 parts, a speed measuring turntable, 14 parts, a detection fan blade, 15 parts, a fan blade shaft, 16 parts, a reinforcing fixing rib, 17 parts, an air exhaust motor, 18 parts, an air exhaust shaft, 19 parts and an exhaust fan blade.
Detailed Description
Please refer to fig. 1-6, which illustrate a ventilation device for preventing foreign object blockage in a laboratory, which can be changed in position during use, and does not result in a small range of activity of the experiment, and can prevent the foreign object blockage without affecting the experiment process. Concretely, prevent laboratory ventilation equipment of foreign matter jam, including lower casing 1, detection piece 3, foreign matter collection piece 4 and detection flabellum 14.
A ventilation cavity 1-1 is arranged in a lower shell 1, a detection block 3 is fixedly arranged on the outer side of the periphery of the lower shell 1, a ventilation branch cavity 3-1 and a detection cavity 3-2 are arranged in the detection block 3, one side of the ventilation branch cavity 3-1 is communicated with the ventilation cavity 1-1, the other side of the ventilation branch cavity 3-1 is communicated with the detection cavity 3-2, a fan blade shaft 15 is rotatably arranged on the inner wall of the top end of the detection cavity 3-2, a detection fan blade 14 and a speed measuring rotary disc 13 are fixedly arranged on the fan blade shaft 15, the detection fan blade 14 is arranged at the ventilation branch cavity 3-1, a fixed rod 12 is fixedly arranged on the outer side of the periphery of the speed measuring rotary disc 13, a sensor 11 is fixed on the inner wall of the detection cavity 3-2, the sensor 11 is arranged at the fixed rod 12 and can control the opening and closing of an induction motor 9, an induction motor 9 is fixedly arranged on the end face of the bottom end of the detection block 3, the induction motor 9 is controlled with a motor shaft 10, a foreign matter collecting block 4 is arranged on the motor shaft 4, a foreign matter collecting block 4 is arranged in the foreign matter collecting block 4, a filter 4-3 which is arranged on one side of the filter 4, when the filter 4 is rotated, and the filter 4 is used, and the filter 4 is connected with the filter 4, and the filter 4, so that the filter 4 is not blocked by the filter 4 is arranged on the filter 4, the structure is simple, the filter screen plate 4-2 at one side with foreign matters is convenient to clean and replace, and the operation is convenient.
The periphery of the lower shell 1 is fixedly provided with a connecting block 8, the connecting block 8 is fixedly provided with an upper shell 2, the upper shell 2 and the lower shell 1 are positioned on the same axis, and a collecting cavity 4-1 on one side is positioned between the lower shell 1 and the upper shell 2 and is contacted and abutted with the lower shell 1 and the upper shell 2.
A reinforcing fixed rib 16 is fixedly arranged in the ventilation cavity 1-1, an exhaust motor 17 is fixedly arranged on the reinforcing fixed rib 16, an exhaust shaft 18 is controlled on the exhaust motor 17, and an exhaust fan blade 19 is fixedly arranged on the exhaust shaft 18.
The mounting plate 5 is fixedly arranged on the outer side of the periphery of the lower shell 1, four threaded holes 5-1 are formed in the mounting plate 5 in a centrosymmetric mode, and equipment can be fixed on any plane through the threaded holes 5-1 in the mounting plate 5 through screws, so that the equipment is convenient to use and is convenient to detach and maintain.
Go up the top terminal surface of casing 2 and go up the fixed flexible pipe 7 that is provided with the air-out, fixedly on the bottom terminal surface of casing 1 down be provided with the flexible pipe 6 of air inlet, the flexible pipe 7 of air-out and the ventilation chamber 1-1 between communicate, through the flexible pipe 6 of the flexible pipe 7 of air inlet and air-out, make the application range of equipment wider, the laboratory technician of being convenient for has the bigger scope can experiment in the laboratory.
The contact end cladding of lower casing 1, upper housing 2 and foreign matter collection piece 4 has the rubber layer and can avoid when the ventilation gas leakage, influences ventilation equipment's result of use, prolongs ventilation equipment's life simultaneously.
When the device is used, the device is firstly installed on a wall surface close to an experiment table, then the air inlet telescopic pipe 6 and the air outlet telescopic pipe 7 are stretched, the air outlet telescopic pipe 7 extends out of the room or into a specified collecting device, the air inlet telescopic pipe 6 is stretched to the position close to the experiment table, after the stretching is finished, the air exhaust motor 17 is started, the air exhaust motor 17 drives the air exhaust shaft 18 to rotate, the air exhaust shaft 18 drives the air exhaust fan blade 19 to rotate, the air exhaust fan blade 19 drives the air in the ventilation cavity 1-1 to flow, and the air in the room is exhausted out of the experiment table after passing through the air inlet telescopic pipe 6, the ventilation cavity 1-1 and the air outlet telescopic pipe 7;
meanwhile, a small part of air flow passing through the ventilation cavity 1-1 enters the detection cavity 3-2 through the ventilation branch cavity 3-1, the detection fan blade 14 is blown to rotate, the detection fan blade 14 drives the fan blade shaft 15 to rotate, the fan blade shaft 15 drives the speed measuring rotary disc 13 to rotate, the speed measuring rotary disc 13 drives the fixed rod 12 to rotate, the sensor 11 can trigger and record a time interval when the fixed rod 12 passes through the sensor 11 every time, when foreign matters are blocked in the ventilation cavity 1-1, the foreign matters are gathered on the filter screen plate 4-2 in the collection cavity 4-1, at the moment, the wind power passing through the air outlet telescopic pipe 7 and the ventilation branch cavity 3-1 is reduced under the influence of the foreign matters, so that the rotating speed of the detection fan blade 14 is reduced, the rotating speed of the fixed rod 12 is reduced, the time interval which can be triggered and recorded by the sensor 11 is prolonged, when the time interval which is triggered and recorded by the sensor 11 reaches a threshold value, the sensor 11 controls the induction motor 9 to start, the induction motor 9 drives the motor shaft 10 to rotate by one hundred eighty degrees, the motor shaft 10 drives the collection block 4 to rotate by one hundred eighty degrees, so that the filter screen plate 4-2 on one side is rotated, and the foreign matters can be cleaned, and the foreign matters can be prevented from being blocked by an experimenter.
Claims (6)
1. A laboratory ventilation device for preventing foreign body blockage is characterized by comprising a lower shell (1), a detection block (3), a foreign body collection block (4) and a detection fan blade (14);
a ventilation cavity (1-1) is arranged in the lower shell (1);
a detection block (3) is fixedly arranged on the outer side of the periphery of the lower shell (1), a ventilation branch pipe cavity (3-1) and a detection cavity (3-2) are formed in the detection block (3), one side of the ventilation branch pipe cavity (3-1) is communicated with the ventilation cavity (1-1), and the other side of the ventilation branch pipe cavity (3-1) is communicated with the detection cavity (3-2);
a fan blade shaft (15) is rotatably arranged on the inner wall of the top end of the detection cavity (3-2), a detection fan blade (14) and a speed measuring rotary table (13) are fixedly arranged on the fan blade shaft (15), the detection fan blade (14) is positioned at the position of the ventilation branch pipe cavity (3-1), a fixed rod (12) is fixedly arranged on the outer side of the periphery of the speed measuring rotary table (13), a sensor (11) is fixedly arranged on the inner wall of the detection cavity (3-2), the sensor (11) is positioned at the position of the fixed rod (12), and the induction motor (9) can be controlled to be started and stopped;
an induction motor (9) is fixedly arranged on the end face of the bottom end of the detection block (3), a motor shaft (10) is controlled on the induction motor (9), a foreign matter collection block (4) is arranged on the motor shaft (10), a rotating shaft hole (4-3) is formed in the foreign matter collection block (4), and the rotating shaft hole (4-3) is located at the motor shaft (10) and is fixedly connected with the motor shaft (10);
two collecting cavities (4-1) are symmetrically arranged in the foreign matter collecting block (4), and a filter screen plate (4-2) is fixedly arranged on the inner wall of the top end of each collecting cavity (4-1).
2. The laboratory ventilation device against clogging by foreign matter according to claim 1, characterized in that: the periphery of the lower shell (1) is fixedly provided with a connecting block (8), the connecting block (8) is fixedly provided with an upper shell (2), the upper shell (2) and the lower shell (1) are positioned on the same axis, and a collecting cavity (4-1) on one side is positioned between the lower shell (1) and the upper shell (2) and is in contact and offset with the lower shell (1) and the upper shell (2).
3. The laboratory ventilation apparatus for preventing clogging with foreign substances according to claim 1, wherein: a reinforcing fixing rib (16) is fixedly arranged in the ventilation cavity (1-1), an exhaust motor (17) is fixedly arranged on the reinforcing fixing rib (16), an exhaust shaft (18) is controlled on the exhaust motor (17), and an exhaust fan blade (19) is fixedly arranged on the exhaust shaft (18).
4. The laboratory ventilation apparatus for preventing clogging with foreign substances according to claim 1, wherein: the mounting plate (5) is fixedly arranged on the outer side of the periphery of the lower shell (1), and four threaded holes (5-1) are formed in the mounting plate (5) in a centrosymmetric manner.
5. The laboratory ventilation apparatus for preventing clogging with foreign substances according to claim 2, wherein: an air outlet telescopic pipe (7) is fixedly arranged on the end face of the top end of the upper shell (2), an air inlet telescopic pipe (6) is fixedly arranged on the end face of the bottom end of the lower shell (1), and the air inlet telescopic pipe (6), the air outlet telescopic pipe (7) and the ventilation cavity (1-1) are communicated.
6. The laboratory ventilation apparatus for preventing clogging with foreign substances according to claim 2, wherein: the contact ends of the lower shell (1), the upper shell (2) and the foreign matter collecting block (4) are coated with rubber layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220327761.8U CN217888993U (en) | 2022-02-18 | 2022-02-18 | Laboratory ventilation equipment capable of preventing foreign matter blockage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220327761.8U CN217888993U (en) | 2022-02-18 | 2022-02-18 | Laboratory ventilation equipment capable of preventing foreign matter blockage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217888993U true CN217888993U (en) | 2022-11-25 |
Family
ID=84105363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220327761.8U Active CN217888993U (en) | 2022-02-18 | 2022-02-18 | Laboratory ventilation equipment capable of preventing foreign matter blockage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217888993U (en) |
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2022
- 2022-02-18 CN CN202220327761.8U patent/CN217888993U/en active Active
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