Biological clean safety cabinet

Abstract

The utility model relates to the technical field of safety cabinet equipment, in particular to a biological cleaning safety cabinet which comprises a base, the front face of the base is fixedly connected with the back face of a rotating mechanism, and the rotating mechanism is composed of a motor installation base, a rotating motor, a rotating rod and a rotating wind wheel. The outer wall of one end of the rotating mechanism is in transmission connection with the outer wall of one end of the transmission mechanism, the transmission mechanism comprises a transmission rod, a transmission fixing block and a steering rod, and the outer wall of the other end of the transmission mechanism is in transmission connection with the outer wall of the bottom end of the reinforcing mechanism. A rotating rotating motor drives a rotating rod to rotate through a coupler, the rotating rod rotates to drive a rotating wind wheel to rotate, the rotating wind wheel rotates to drive air filtered by a filter screen to move, and air blown by the rotating wind wheel can vertically move downwards to form an air curtain through guiding of an air duct plate. And internal harmful substances can be prevented from escaping to cause harm to people and the environment, and convenience is brought to people.

Description

Technical Field

[0001] The utility model relates to the technical field of safety cabinet equipment, in particular to a biological clean safety cabinet. Background Art

[0002] A biological clean safety cabinet is an air purification device that provides a local dust-free and sterile working environment. It can artificially control the discharge of contaminated air in the working area through a special filter channel to avoid harm to people and the environment. It is a safe microbiological clean workbench widely used in biological laboratories, medical and health care, biopharmaceuticals and other related industries.

[0003] Currently, most biological clean safety cabinets on the market use suction fans to exhaust air from the test bench. Since the experiment requires operation, there is a certain distance between the exhaust port and the operating table, which will cause incomplete extraction of harmful substances and cause harm to people and the environment. Utility Model Content

[0004] The purpose of the present utility model is to provide a biological clean safety cabinet to solve the problem raised in the above background technology that due to the need for experimental operation, there is a certain distance between the exhaust port and the operating table, which will cause incomplete extraction of harmful substances and cause harm to people and the environment. In order to achieve the above purpose, the present utility model provides the following technical solutions: a biological clean safety cabinet, including a base, the front of the base is fixedly connected to the back of a rotating mechanism, the rotating mechanism is composed of a motor mounting seat, a rotating motor, a rotating rod and a rotating wind wheel, the outer wall of one end of the rotating mechanism is connected to the outer wall of one end of the transmission mechanism, the transmission mechanism includes a transmission rod, a transmission fixing block and a steering rod, the outer wall of the other end of the transmission mechanism is connected to the outer wall of the bottom end of the reinforcing mechanism, and the reinforcing mechanism is composed of a reinforcing rotating rod, a reinforcing rotating shaft and a reinforcing fan blade;

[0005] The outer wall of the reinforcing mechanism is rotatably connected to the inner wall of the neutralizing mechanism, and the bottom of the neutralizing mechanism is movably clamped to the top of the front side of the base.

[0006] Preferably, the base includes four columns, a base, a mounting slot, a filter screen and two air duct plates, the tops of the four columns are fixedly connected to the bottom of the base, and the four columns are distributed in a rectangular array about the center of the bottom of the base, the top of the base near the left side is provided with a mounting slot, and the inner wall of the top of the mounting slot is movably engaged with the outer wall of the filter screen, the bottom of the filter screen is movably engaged with the tops of the two air duct plates respectively, and the two air duct plates are symmetrically distributed about the center of the bottom of the filter screen, the top of the middle part of the base is provided with a ventilation through-hole, and the front of the base near the left side and the back of the base near the left side are respectively provided with rotation through-holes, and the back of the base near the right side is provided with a turning through-hole.

[0007] Preferably, the back side of the motor mounting seat is fixedly connected to the front side of the base, and the top of the motor mounting seat is movably engaged with the bottom of the rotating motor, one end of the rotating motor is fixedly connected to one end of the rotating rod through a coupling, and the outer wall of the middle part of the rotating rod is movably engaged with the inner wall of the rotating wind wheel, the outer wall of the other end of the rotating rod is provided with a bevel gear, and the outer walls of the rotating rod near the two ends are rotatably connected to the inner walls of the two rotating through holes respectively.

[0008] Preferably, the outer walls at both ends of the transmission rod are respectively provided with bevel gears, and the outer wall of one end of the transmission rod is transmission-connected to the outer wall of the other end of the rotating rod, the outer wall of the middle part of the transmission rod is rotationally connected to the inner wall of the transmission fixed block, and the front side of the transmission fixed block is fixedly connected to the back side of the base, the outer walls at both ends of the steering rod are respectively provided with bevel gears, and the outer wall of one end of the steering rod is transmission-connected to the outer wall of the other end of the transmission rod, and the outer wall of the steering rod is rotationally connected to the inner wall of the steering through hole.

[0009] Preferably, the outer wall of the bottom end of the reinforced turning rod is provided with a bevel gear, and the outer wall of the bottom end of the reinforced turning rod is transmission-connected to the outer wall of the other end of the steering rod through the bevel gear, the outer wall of the top end of the reinforced turning rod is movably engaged with the inner wall of the reinforced rotating shaft, and the outer wall of the reinforced rotating shaft is movably engaged with the inner wall of the reinforced fan blade.

[0010] Preferably, the neutralization mechanism includes a connecting plate, a neutralization connecting tube and a neutralization reaction box, a reinforcing through-hole is provided at the top in the middle of the connecting plate, and the inner wall of the reinforcing through-hole is rotatably connected to the outer wall of the reinforcing rotating rod near the top, the two sides of the connecting plate are movably engaged with the inner side wall of the bottom of the neutralization connecting tube, and the front of the neutralization connecting tube is movably engaged with the back of the neutralization reaction box, the bottom of the neutralization reaction box is movably engaged with the top of the front of the base, and the outer wall of the bottom of the neutralization connecting tube is movably engaged with the inner wall of the ventilation through-hole.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] In the utility model, by starting the rotating motor, the rotating motor drives the rotating rod to rotate through the coupling, and the rotation of the rotating rod drives the rotating wind wheel to rotate. The rotation of the rotating wind wheel can drive the air filtered by the filter to move. Through the guidance of the air duct plate, the air blown by the rotating wind wheel can move vertically downward to form a wind curtain, which can prevent outside air from entering the base and causing the internal materials to be contaminated, bringing convenience to people.

[0013] In the utility model, the rotation of the rotating rod drives the transmission rod to rotate through the bevel gear, the rotating transmission rod drives the steering rod to rotate through the bevel gear, the rotation of the rotating rod drives the reinforced rotating rod to rotate through the bevel gear, thereby driving the reinforced rotating shaft to rotate, and finally the reinforced fan blades to rotate, which can speed up the air flow inside the base, and more quickly enter the neutralization reaction box through the neutralization connecting pipe for neutralization, thereby keeping the air inside the base clean, which brings convenience to people's use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a cross-sectional view of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 3 This is an exploded view of the utility model;

[0017] Figure 4 This is an exploded view of the base in the utility model;

[0018] Figure 5 It is an exploded view of the rotating mechanism, transmission mechanism, reinforcement mechanism and neutralization mechanism in the utility model.

[0019] In the figure: 1. Base; 101. Column; 102. Base; 103. Mounting slot; 104. Filter; 105. Duct plate; 2. Rotating mechanism; 201. Motor mounting seat; 202. Rotating motor; 203. Rotating rod; 204. Rotating wind wheel; 3. Transmission mechanism; 301. Transmission rod; 302. Transmission fixing block; 303. Steering rod; 4. Reinforcing mechanism; 401. Reinforced rotating rod; 402. Reinforced rotating shaft; 403. Reinforced fan blades; 5. Neutralizing mechanism; 501. Connecting plate; 502. Neutralizing connecting pipe; 503. Neutralizing reaction box. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0021] See also Figures 1 to 5The utility model provides a technical solution: a biological clean safety cabinet, comprising a base 1, the front of the base 1 is fixedly connected to the back of a rotating mechanism 2, the rotating mechanism 2 is composed of a motor mounting seat 201, a rotating motor 202, a rotating rod 203 and a rotating wind wheel 204, the outer wall of one end of the rotating mechanism 2 is transmission-connected to the outer wall of one end of a transmission mechanism 3, the transmission mechanism 3 includes a transmission rod 301, a transmission fixing block 302 and a steering rod 303, the outer wall of the other end of the transmission mechanism 3 is transmission-connected to the outer wall of the bottom end of a reinforcing mechanism 4, and the reinforcing mechanism 4 is composed of a reinforcing rotating rod 401, a reinforcing rotating shaft 402 and a reinforcing fan blade 403;

[0022] The outer wall of the reinforcing mechanism 4 is rotatably connected to the inner wall of the neutralizing mechanism 5 , and the bottom of the neutralizing mechanism 5 is movably engaged with the top of the front surface of the base 1 .

[0023] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the base 1 includes four columns 101, a base 102, a mounting slot 103, a filter 104 and two air duct plates 105. The tops of the four columns 101 are fixedly connected to the bottom of the base 102, and the four columns 101 are distributed in a rectangular array about the center of the bottom of the base 102. A mounting slot 103 is provided at the top of the base 102 near the left side, and the inner wall of the top of the mounting slot 103 is movably engaged with the outer wall of the filter 104. The bottom of the filter 104 is movably engaged with the tops of the two air duct plates 105 respectively, and the two air duct plates 105 are symmetrically distributed about the center of the bottom of the filter 104. A ventilation through-hole is provided at the top of the middle part of the base 102, and a rotating through-hole is provided on the front side of the base 102 near the left side and the back side near the left side respectively, and a steering through-hole is provided on the back side of the base 102 near the right side. The column 101 can keep the device stable during operation, the filter 104 can filter and remove impurities from the outside air, and the wind can be blown vertically downward through the air duct plates 105.

[0024] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5As shown, the back side of the motor mounting base 201 is fixedly connected to the front side of the base 102, and the top of the motor mounting base 201 is movably engaged with the bottom side of the rotating motor 202, one end of the rotating motor 202 is fixedly connected to one end of the rotating rod 203 through a coupling, and the outer wall of the middle part of the rotating rod 203 is movably engaged with the inner wall of the rotating wind wheel 204, the outer wall of the other end of the rotating rod 203 is provided with a bevel gear, and the outer walls of the rotating rod 203 near the two ends are rotatably connected with the inner walls of the two rotating through holes respectively, and the rotating motor 202 is started. The rotating rotating motor 202 drives the rotating rod 203 to rotate through the coupling, and the rotation of the rotating rod 203 drives the rotating wind wheel 204 to rotate. The rotation of the rotating wind wheel 204 can drive the air filtered by the filter screen 104 to move, and the air blown by the rotating wind wheel 204 can be guided by the air duct plate 105 to move vertically downward, which can prevent outside air from entering the base 102 and causing the internal materials to be contaminated.

[0025] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the outer walls of both ends of the transmission rod 301 are respectively provided with bevel gears, and the outer wall of one end of the transmission rod 301 is transmission-connected to the outer wall of the other end of the rotating rod 203, the outer wall of the middle part of the transmission rod 301 is rotationally connected to the inner wall of the transmission fixed block 302, and the front side of the transmission fixed block 302 is fixedly connected to the back side of the base 102, the outer walls of both ends of the steering rod 303 are respectively provided with bevel gears, and the outer wall of one end of the steering rod 303 is transmission-connected to the outer wall of the other end of the transmission rod 301, the outer wall of the steering rod 303 is rotationally connected to the inner wall of the steering through hole, the rotating rod 203 rotates to drive the transmission rod 301 to rotate through the bevel gear, and the rotating transmission rod 301 drives the steering rod 303 to rotate through the bevel gear.

[0026] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, the outer wall of the bottom end of the reinforced rotating rod 401 is provided with a bevel gear, and the outer wall of the bottom end of the reinforced rotating rod 401 is transmission-connected to the outer wall of the other end of the steering rod 303 through the bevel gear, the outer wall of the top end of the reinforced rotating rod 401 is movably engaged with the inner wall of the reinforced rotating shaft 402, and the outer wall of the reinforced rotating shaft 402 is movably engaged with the inner wall of the reinforced fan blade 403, the rotation of the rotating rod 203 drives the reinforced rotating rod 401 to rotate through the bevel gear, thereby driving the reinforced rotating shaft 402 to rotate, and finally rotating the reinforced fan blade 403, which can accelerate the air flow inside the base 102.

[0027] In this embodiment, Figure 1 、 Figure 2 、 Figure 3、 Figure 4 and Figure 5 As shown, the neutralization mechanism 5 includes a connecting plate 501, a neutralization connecting tube 502 and a neutralization reaction box 503. A reinforced through-hole is provided on the top of the middle part of the connecting plate 501, and the inner wall of the reinforced through-hole is rotatably connected to the outer wall of the reinforced rotating rod 401 near the top. The two sides of the connecting plate 501 are movably engaged with the inner side wall of the bottom of the neutralization connecting tube 502, and the front of the neutralization connecting tube 502 is movably engaged with the back of the neutralization reaction box 503. The bottom of the neutralization reaction box 503 is movably engaged with the top of the front of the base 102, and the outer wall of the bottom of the neutralization connecting tube 502 is movably engaged with the inner wall of the ventilation through-hole, so that the air enters the neutralization reaction box 503 more quickly through the neutralization connecting tube 502 for neutralization, thereby keeping the air inside the base 102 clean.

[0028] The use method and advantages of this utility model: When the biological clean safety cabinet is in operation, the working process is as follows:

[0029] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 As shown, by starting the rotating motor 202, the rotating rotating motor 202 drives the rotating rod 203 to rotate through the coupling, and the rotating rod 203 rotates to drive the rotating wind wheel 204 to rotate. The rotation of the rotating wind wheel 204 can drive the air filtered by the filter 104 to move, and the air blown by the rotating wind wheel 204 can be guided by the air duct plate 105 to move vertically downward, which can prevent the outside air from entering the base 102 and causing the internal materials to be contaminated. The rotating rod 203 rotates to drive the transmission rod 301 to rotate through the bevel gear, and the rotating transmission rod 301 drives the steering rod 303 to rotate through the bevel gear. The rotating rod 203 rotates to drive the reinforcing rotating rod 401 to rotate through the bevel gear, thereby driving the reinforcing rotating shaft 402 to rotate, and finally making the reinforcing fan blades 403 rotate, which can speed up the air flow inside the base 102, and more quickly enter the neutralization reaction box 503 through the neutralization connecting pipe 502 for neutralization, thereby keeping the air inside the base 102 clean.

[0030] The above shows and describes the basic principles, main features, and advantages of the present invention. Persons skilled in the art should understand that the present invention is not limited to the above-described embodiments. The above-described embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A biological clean safety cabinet, comprising a base (1), characterized in that: The front side of the base (1) is fixedly connected to the back side of the rotating mechanism (2); the rotating mechanism (2) is composed of a motor mounting seat (201), a rotating motor (202), a rotating rod (203) and a rotating wind wheel (204); the outer wall of one end of the rotating mechanism (2) is transmission-connected to the outer wall of one end of the transmission mechanism (3); the transmission mechanism (3) comprises a transmission rod (301), a transmission fixing block (302) and a steering rod (303); the outer wall of the other end of the transmission mechanism (3) is transmission-connected to the outer wall of the bottom end of the reinforcing mechanism (4); the reinforcing mechanism (4) is composed of a reinforcing rotating rod (401), a reinforcing rotating shaft (402) and a reinforcing fan blade (403); The outer wall of the reinforcing mechanism (4) is rotatably connected to the inner wall of the neutralizing mechanism (5), and the bottom of the neutralizing mechanism (5) is movably engaged with the top of the front face of the base (1).

2. A biological clean safety cabinet according to claim 1, characterized in that: The base (1) comprises four columns (101), a base (102), a mounting groove (103), a filter screen (104) and two air duct plates (105). The tops of the four columns (101) are fixedly connected to the bottom of the base (102), and the four columns (101) are distributed in a rectangular array about the center of the bottom of the base (102). The base (102) is provided with a mounting groove (103) near the top of the left side, and the inner wall of the top of the mounting groove (103) is The base (102) is movably engaged with the outer wall of the filter (104), the bottom of the filter (104) is movably engaged with the tops of the two air duct plates (105), and the two air duct plates (105) are symmetrically distributed about the center of the bottom of the filter (104). A ventilation through hole is provided at the top of the middle part of the base (102), and a rotation through hole is provided on the front side near the left side and the back side near the left side of the base (102), and a turning through hole is provided on the back side near the right side of the base (102).

3. A biological clean safety cabinet according to claim 2, characterized in that: The back of the motor mounting seat (201) is fixedly connected to the front of the base (102), and the top of the motor mounting seat (201) is movably engaged with the bottom of the rotating motor (202). One end of the rotating motor (202) is fixedly connected to one end of the rotating rod (203) through a coupling, and the outer wall of the middle part of the rotating rod (203) is movably engaged with the inner wall of the rotating wind wheel (204). The outer wall of the other end of the rotating rod (203) is provided with a bevel gear, and the outer walls of the rotating rod (203) near both ends are rotatably connected to the inner walls of the two rotating through holes.

4. A biological clean safety cabinet according to claim 3, characterized in that: The outer walls of both ends of the transmission rod (301) are respectively provided with bevel gears, and the outer wall of one end of the transmission rod (301) is transmission-connected to the outer wall of the other end of the rotating rod (203), the outer wall of the middle portion of the transmission rod (301) is rotationally connected to the inner wall of the transmission fixing block (302), and the front surface of the transmission fixing block (302) is fixedly connected to the back surface of the base (102), the outer walls of both ends of the steering rod (303) are respectively provided with bevel gears, and the outer wall of one end of the steering rod (303) is transmission-connected to the outer wall of the other end of the transmission rod (301), and the outer wall of the steering rod (303) is rotationally connected to the inner wall of the steering through hole.

5. A biological clean safety cabinet according to claim 4, characterized in that: The outer wall of the bottom end of the reinforcing rotating rod (401) is provided with a bevel gear, and the outer wall of the bottom end of the reinforcing rotating rod (401) is transmission-connected to the outer wall of the other end of the steering rod (303) through the bevel gear, the outer wall of the top end of the reinforcing rotating rod (401) is movably engaged with the inner wall of the reinforcing rotating shaft (402), and the outer wall of the reinforcing rotating shaft (402) is movably engaged with the inner wall of the reinforcing fan blade (403).

6. A biological clean safety cabinet according to claim 5, characterized in that: The neutralization mechanism (5) comprises a connecting plate (501), a neutralization connecting pipe (502) and a neutralization reaction box (503). A reinforcement through-hole is provided at the top of the middle portion of the connecting plate (501), and the inner wall of the reinforcement through-hole is rotatably connected to the outer wall of the reinforcement rotating rod (401) near the top. Both sides of the connecting plate (501) are movably engaged with the inner side wall of the bottom of the neutralization connecting pipe (502), and the front of the neutralization connecting pipe (502) is movably engaged with the back of the neutralization reaction box (503). The bottom of the neutralization reaction box (503) is movably engaged with the top of the front of the base (102), and the outer wall of the bottom of the neutralization connecting pipe (502) is movably engaged with the inner wall of the ventilation through-hole.

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