Air shower of small material packaging workshop

Abstract

The utility model discloses a small material packaging workshop air shower which comprises an air shower body, a partition plate, a middle shaft, a driving motor, a circular filter plate, two first width limiting frames, a corrugated telescopic pipe and a baffle, and the two first width limiting frames are symmetrical and fixedly installed at the front position of a channel. The air shower can conduct air shower blowing on powder particle small materials attached to protective clothing of passing personnel, the passing personnel are forced to pass sideways after the width of the air shower channel is limited through the width limiting frame, and then the passing personnel are forced to turn by 90 degrees to touch and start control switches on the two sides so that the second channel door can be opened and then pass through. The whole body of a passing person can be subjected to comprehensive air showering blowing, and the air showering effect is good. The circular filter plate adsorbs falling powder particle small materials through air shower blowing under negative pressure, the number of the small materials bonded to the bonding belt on the pedal can be reduced, the service cycle of the bonding belt is prolonged, and meanwhile the circular filter plate has the advantage of being capable of washing and self-cleaning.

Description

Technical Field

[0001] The utility model belongs to the technical field of clean processing of powder small material packaging workshops, in particular to an air shower room of the small material packaging workshop. Background Art

[0002] When powder particles are used in food and drug production, they will adhere to the protective clothing of the operators. In order to avoid affecting the external environment of the workshop or other production workshop environments, operators are required to undergo air showering and purging when leaving the small material packaging workshop. The existing air shower room only performs strong purges on both sides and the head when the operator passes through the air shower channel. The air shower airflow on the chest and back of the operator is small when the operator passes through the air shower channel, and the purpose of comprehensive and strong purge cannot be achieved. The method of requiring the operator to rotate 180° in the air shower channel for comprehensive purge has poor straightness and requires special personnel to supervise, which wastes human resources. In addition, the existing air shower room blows off the powder particles adhered to the operator's protective clothing, and collects them through the adhesive tape on the pedal at the bottom of the air shower room. After being used multiple times on the same day, the adhesive tape has poor adhesion effect and needs to be frequently removed and replaced. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide an air shower room which can comprehensively and powerfully blow away small powder materials adhered to the protective clothing of operators passing through the air shower channel, and filter them through a self-cleaning filter plate in the negative pressure channel, so as to prolong the service life of the adhesive tape on the pedal and extend the maintenance and replacement cycle of the adhesive tape.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions: an air shower room for a small material packaging workshop, comprising an air shower room main body, a partition, a central axis, a driving motor, a circular filter plate, a first width limiting frame, a corrugated telescopic tube and a baffle, first air nozzles are arranged in a linear array on both sides of the air shower channel of the air shower room main body, a second air nozzle is arranged on the top of the air shower channel of the air shower room main body, two first width limiting frames are symmetrically and fixedly installed at the front position of the air shower channel, a first channel door and a second channel door are arranged on the front and rear sides of the air shower channel of the air shower room main body, and a control switch for controlling the opening of the second channel door is symmetrically arranged on the left and right sides of the air shower channel, the partition is fixedly and sealedly installed at the lower part of the air shower room main body, a first installation area is formed between the partition and the pedal of the air shower room main body, and a second installation area is formed between the partition and the bottom plate of the air shower room main body, The central axis rotation seal is installed at both ends of the first installation area, the driving motor is fixedly installed on the outer wall of the air shower room body through a motor bracket, the output shaft of the driving motor is connected to the central axis in transmission, two circular filter plates are symmetrically and fixedly sleeved on the central axis, negative pressure channels are symmetrically arranged on the left and right sides of the air shower room body, a negative pressure air duct is arranged at the outer end of the negative pressure channel, the inner end of the negative pressure channel is connected to the air shower channel, the upper end of the circular filter plate passes through the pedal and is located in the negative pressure channel, the lower end of the circular filter plate passes through the partition and is located in the second installation area, the baffle is fixedly installed in the middle position of the second installation area, and water holes are arranged on the baffle in a linear array, the inner and outer ends of the corrugated telescopic tube are arranged as sealing structures, the inner ends of the two corrugated telescopic tubes are fixedly installed on the baffle, and the two corrugated telescopic tubes are also respectively connected to the air pressure regulating machine through pipeline seals.

[0005] Preferably, it also includes a second width limiting frame, which is symmetrically and fixedly installed in the middle of the channel. The installation height of the second width limiting frame is higher than the installation height of the first width limiting frame - cm, and the control switch is located between the second width limiting frame and the second channel door.

[0006] Preferably, the entrances of the width limiting channel formed by the two first width limiting frames and the width limiting channel formed by the two second width limiting frames are both configured as wide-mouth structures.

[0007] Preferably, a support seat is fixedly installed at the bottom of the air shower room body, a drainage channel is formed between the support seat and the bottom plate, a drainage pipe connected to the second installation area is arranged at the bottom of the bottom plate, and an opening and closing valve is arranged on the drainage pipe.

[0008] Preferably, guide rods are fixedly mounted on both sides of the baffle, and guide plates are fixedly mounted on the outer ends of the corrugated telescopic tubes, and the guide plates are slidably mounted on the guide rods.

[0009] Compared with the prior art, the utility model has the following advantages: the air shower room can perform air showering and sweeping on the powder particles adhering to the protective clothing of the personnel passing through, and the width of the air shower channel is limited by the width limiting frame, so that the personnel passing through are forced to pass sideways, and then the personnel passing through are forced to turn 90 degrees to touch the control switches on both sides to start the second channel door to open and pass through, which can perform comprehensive air showering and sweeping on the whole body of the personnel passing through, and has the advantage of good air showering effect. The circular filter plate negatively absorbs the powder particles dropped by the air shower, which can reduce the number of small particles adhered to the adhesive tape on the pedal and extend the service life of the adhesive tape. At the same time, the circular filter plate also has the advantage of being able to flush and self-clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The utility model is further described below in conjunction with the accompanying drawings.

[0011] Figure 1 It is the front view of the internal structure schematic diagram of the utility model.

[0012] Figure 2 It is a top view of the internal structure schematic diagram of the utility model. DETAILED DESCRIPTION

[0013] The utility model is described in detail below in conjunction with specific implementation methods:

[0014] like Figure 1 and Figure 2The air shower room of a small material packaging workshop shown in the figure comprises an air shower room body 1, a partition 2, a central axis 3, a driving motor 31, a circular filter plate 4, a first width limiting frame 51, a corrugated telescopic tube 60 and a baffle 7. First air nozzles 11 are arranged in a linear array on both sides of the air shower channel 15 of the air shower room body 1, and a second air nozzle 12 is arranged on the top of the air shower channel 15 of the air shower room body 1. Two first width limiting frames 51 are symmetrically and fixedly installed at the front position of the air shower channel 15. A first channel door 16 and a second channel door 17 are arranged on the front and rear sides of the air shower channel 15 of the air shower room body 1. A control switch 13 for controlling the opening of the second channel door 17 is symmetrically arranged on the left and right sides of the air shower channel 15. The partition 2 is fixedly and sealedly installed at the lower part of the air shower room body 1. A first installation area is formed between the partition 2 and the pedal 18 of the air shower room body 1, and a second installation area 10 is formed between the partition 2 and the bottom plate 19 of the air shower room body 1. The shaft 3 is rotationally sealed and installed at both ends of the first installation area. The drive motor 31 is fixedly installed on the outer wall of the air shower room body 1 through a motor bracket. The output shaft of the drive motor 31 is transmission-connected with the central shaft 3. Two circular filter plates 4 are symmetrically and fixedly sleeved on the central shaft 3. Negative pressure channels are symmetrically arranged on the left and right sides of the air shower room body 1. A negative pressure air duct 14 is arranged at the outer end of the negative pressure channel. The inner end of the negative pressure channel is connected with the air shower channel 15. The upper end of the circular filter plate 4 passes through the pedal 18 and is located in the negative pressure channel. The lower end of the circular filter plate 4 passes through the partition 2 and is located in the second installation area 10. The baffle plate 7 is fixedly installed in the middle position of the second installation area 10. The baffle plate 7 is provided with water holes in a linear array. The inner and outer ends of the corrugated telescopic tube 60 are both arranged as sealing structures. The inner ends of the two corrugated telescopic tubes 60 are fixedly installed on the baffle plate 7. The two corrugated telescopic tubes 60 are also respectively connected to the air pressure regulating machine through pipeline seals.

[0015] In order to avoid the occurrence of air shower blind spots due to partial blocking of the passing personnel by the first width limiting frame 51, a second width limiting frame 52 is also included. The second width limiting frame 52 is symmetrically and fixedly installed in the middle position of the channel 15. The installation height of the second width limiting frame 52 is 10-15cm higher than the installation height of the first width limiting frame 51. The staggered arrangement can avoid the occurrence of air shower blind spots for the human body. The control switch 13 is located between the second width limiting frame 52 and the second channel door 17. In this arrangement, after a person passes through the second width limiting frame 52, he can turn 90° before pressing the control switches 13 on both sides to open the second channel door 17. After the person turns 90°, both sides of the human body can be fully air showered.

[0016] The entrances of the width limiting passage formed by the two first width limiting frames 51 and the width limiting passage formed by the two second width limiting frames 52 are both configured as wide-mouth structures to prevent the entrance ends of the first width limiting frames 51 and the second width limiting frames 52 from poking people passing through.

[0017] A support seat 8 is fixedly installed at the bottom of the air shower room body 1, and a drainage channel is formed between the support seat 8 and the bottom plate 19. A drainage pipe 81 connected to the second installation area 10 is arranged at the bottom of the bottom plate 19. An opening and closing valve is arranged on the drainage pipe 81. The drainage pipe 81 facilitates the drainage and replacement of the cleaning water in the second installation area 10.

[0018] Guide rods 61 are fixedly installed on both sides of the baffle 7, and the guide rods 61 are arranged in a rectangular shape on both sides of the baffle 7. A guide plate 6 is fixedly installed on the outer end of the corrugated telescopic tube 60, and the guide plate 6 is slidably installed on the guide rods 61. Through the coordinated guiding effect of the guide plate 6 and the guide rod 61, the corrugated telescopic tube 60 can be supported to improve the straightness when moving left and right, and avoid the sagging and bending of the outer end of the corrugated telescopic tube 60 to affect its service life.

[0019] Due to the width limiting effect of the first width limiting frame 51, the air shower channel 15 becomes narrower, and the passing person can only pass through the area between the first width limiting frames 51 sideways. At this time, the first air nozzle 11 and the second air nozzle 12 are used to strongly blow the chest, back and head of the passing person. After the passing person passes through the first width limiting frame 51, he turns 90 degrees, and the first air nozzle 11 and the second air nozzle 12 are used to strongly blow the left and right sides and head of the passing person. At the same time, the passing person presses the control switches 13 on the left and right sides with both hands to open the second channel door 17 and then leaves the air shower room. The negative pressure air duct 14 passes through the pipe The circuit is connected to the negative pressure fan, and the powder particles blown off by the air shower are adsorbed in the area of ​​the negative pressure channel on the upper part of the circular filter plate 4. When the upper part of the circular filter plate 4 needs to be cleaned, the drive motor 31 is started to drive the central axis 3 and the circular filter plate 4 to rotate 180°. At this time, the area of ​​the circular filter plate 4 that needs to be cleaned is located on the second installation area 10, and the second installation area 10 is filled with water or cleaning liquid. The air pressure regulating machine drives the two corrugated telescopic tubes 60 to contract and relax alternately, so that the water or cleaning liquid in the second installation area 10 flows back and forth left and right to flush and self-clean the lower area of ​​the circular filter plate 4.

Claims

1. An air shower room for a small material packaging workshop, characterized by: The air shower chamber comprises an air shower chamber body (1), a partition (2), a central axis (3), a driving motor (31), a circular filter plate (4), a first width limiting frame (51), a corrugated telescopic tube (60) and a baffle (7), wherein first air jets (11) are arranged in a linear array on both sides of an air shower channel (15) of the air shower chamber body (1), a second air jet (12) is arranged at the top of the air shower channel (15) of the air shower chamber body (1), two first width limiting frames (51) are symmetrically and fixedly installed at the front of the air shower channel (15), and the air shower chamber body A first channel door (16) and a second channel door (17) are arranged on the front and rear sides of an air shower channel (15) of the air shower room body (1); a control switch (13) for controlling the opening of the second channel door (17) is symmetrically arranged on the left and right sides of the air shower channel (15); the partition (2) is fixedly and sealedly installed at the lower part of the air shower room body (1); a first installation area is formed between the partition (2) and a pedal (18) of the air shower room body (1); a second installation area (10) is formed between the partition (2) and a bottom plate (19) of the air shower room body (1); The central shaft (3) is rotationally sealed and installed at both ends of the first installation area. The drive motor (31) is fixedly installed on the outer wall of the air shower room body (1) through a motor bracket. The output shaft of the drive motor (31) is transmission-connected to the central shaft (3). Two circular filter plates (4) are symmetrically and fixedly sleeved on the central shaft (3). Negative pressure channels are symmetrically arranged on the left and right sides of the air shower room body (1). Negative pressure air ducts (14) are arranged at the outer ends of the negative pressure channels. The inner ends of the negative pressure channels are connected to the air shower channels (15). The circular filter plates ( 4) The upper end of the circular filter plate (4) passes through the pedal (18) and is located in the negative pressure channel. The lower end of the circular filter plate (4) passes through the partition (2) and is located in the second installation area (10). The baffle plate (7) is fixedly installed at the middle position of the second installation area (10). The baffle plate (7) is provided with water holes in a linear array. The inner and outer ends of the bellows (60) are both provided with sealing structures. The inner ends of the two bellows (60) are fixedly installed on the baffle plate (7). The two bellows (60) are also respectively connected to the air pressure regulating machine through pipeline seals.

2. The air shower room for small material packaging workshop according to claim 1 is characterized by: It also comprises a second width limiting frame (52), the second width limiting frame (52) being symmetrically and fixedly mounted at a middle position of the passage (15), the installation height dimension of the second width limiting frame (52) being 10-15 cm higher than the installation height dimension of the first width limiting frame (51), and the control switch (13) being located between the second width limiting frame (52) and the second passage door (17).

3. The air shower room for small material packaging workshop according to claim 2 is characterized by: The entrances of the width limiting channel formed by the two first width limiting frames (51) and the width limiting channel formed by the two second width limiting frames (52) are both arranged as wide-mouth structures.

4. The air shower room for small material packaging workshop according to claim 1 is characterized by: A support seat (8) is fixedly mounted on the bottom of the air shower room body (1), a drainage channel is formed between the support seat (8) and the bottom plate (19), a drainage pipe (81) connected to the second installation area (10) is arranged at the bottom of the bottom plate (19), and an opening and closing valve is arranged on the drainage pipe (81).

5. The air shower room for small material packaging workshop according to claim 1 is characterized by: Guide rods (61) are fixedly mounted on both sides of the baffle (7), a guide plate (6) is fixedly mounted on the outer end of the bellows telescopic tube (60), and the guide plate (6) is slidably mounted on the guide rods (61).

Images