Ventilation equipment for production environment safety

Abstract

The utility model discloses ventilation equipment for production environment safety. The ventilation equipment comprises an air transfer hoisting rectangular channel and a safety ventilation mechanism, the air transfer hoisting rectangular channel is divided into an upper layer and a lower layer, transverse partition plates are arranged in the middles of the upper layer and the lower layer respectively, an interlayer is arranged between the upper layer and the lower layer, and a middle partition plate is arranged in the middle of the air transfer hoisting rectangular channel; the safety ventilation mechanism comprises rotating shafts, gears, a sealing plate and a rubber sealing layer, the rotating shafts are uniformly and rotatably connected between the upper inner wall and the lower inner wall of the air transfer hoisting rectangular channel, the outer cambered surfaces of the four rotating shafts are fixedly sleeved with the gears in a vertically symmetrical mode, every two longitudinally adjacent gears are connected in a meshed mode, and the eight gears are all located in the interlayer; according to the ventilation equipment for production environment safety, a ventilation channel can be rapidly opened and closed according to the production environment, production objects are protected, and air circulation is uniform.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ventilation equipment technical field, concretely to a production environment safety ventilation equipment. BACKGROUND

[0002] Industrial ventilation is to use technical means to remove the air polluted by production activities in the workshop, and to send fresh or specially treated clean air into the workshop. It plays a role in improving the production environment of the workshop, ensuring the necessary labor conditions for workers engaged in production, and protecting the health of workers;

[0003] In the prior art, the patent with the authorized publication number CN202220181372.9 discloses a new ventilation equipment, which comprises an air duct main body, a filtering and cleaning mechanism installed on the air duct main body, and a storage box. The air duct main body includes an air outlet duct and an air inlet duct. The air outlet duct is arranged longitudinally. The air inlet duct is arranged transversely and has two parts located on opposite sides of the air outlet duct, forming a reverse T-shaped air duct cavity. The filtering and cleaning mechanism includes two arc-shaped filter screen assemblies. The two arc-shaped filter screen assemblies are arranged on opposite sides of the air outlet duct and located on the same circumference to filter the air input by the two air inlet ducts, respectively.

[0004] The above-mentioned ventilation equipment has some problems in actual operation, such as the single position of the air outlet duct and the air inlet duct. When the ventilation operation is performed, the air pressure of the air inlet and the air outlet changes greatly compared with the air pressure of the surrounding environment, the air circulation is not uniform, and the air circulation is not uniform. When the production environment does not need ventilation, the fan can only be closed, and the ventilation channel cannot be closed. The production environment is still under the condition of ventilation, and the production goods are easily affected by external connection. Therefore, we propose a production environment safety ventilation equipment. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a production environment safety ventilation equipment. The ventilation channel can be quickly opened and closed according to the production environment, the production goods are protected, the air circulation is uniform, and the problems in the background art can be effectively solved.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a production environment safety ventilation equipment, comprising an air transfer hoisting rectangular channel and a safety ventilation mechanism.

[0007] The air transfer hoisting rectangular channel is divided into an upper layer and a lower layer. The middle parts of the upper layer and the lower layer are respectively provided with transverse partition plates. A sandwich layer is formed between the upper layer and the lower layer. The middle part of the air transfer hoisting rectangular channel is provided with a middle partition plate.

[0008] The safe ventilation mechanism comprises rotating shafts, gears, sealing plates and rubber sealing layers, the rotating shafts are uniformly rotationally connected between the upper and lower inner walls of the air transfer hoisting rectangular channel, the outer arc surfaces of the four rotating shafts are symmetrically fixed with gears respectively, every two longitudinally adjacent gears are meshingly connected, the eight gears are located in the interior of the interlayer, the outer arc surfaces of the four rotating shafts are symmetrically fixed with the sealing plates respectively, the outer surfaces of the eight sealing plates are bonded with the rubber sealing layers respectively, the ventilation channel can be rapidly opened and closed according to the production environment, production articles are protected, and air circulation is uniform.

[0009] Further, the controller is externally arranged on the device, and an input end of the controller is electrically connected with an external power supply to control normal operation of the electric appliance.

[0010] Further, the safe ventilation mechanism further comprises worm gears, worms and a bidirectional motor, the worm gears are fixedly sleeved in the middle portions of the outer arc surfaces of the two rotating shafts on the front side, the middle portion of the middle portion partition plate is provided with the bidirectional motor, left and right output shafts of the bidirectional motor are fixedly connected with the worms respectively, and the two worms are rotationally connected with the inner walls of the interlayer at the ends thereof, the two worms are meshingly connected with the worm gears on the same side respectively, and an input end of the bidirectional motor is electrically connected with an output end of the controller to provide power for opening and closing of the ventilation channel.

[0011] Further, the front side left side and the rear side left side of the air transfer hoisting rectangular channel are symmetrically provided with sliding grooves, the inner portions of the four sliding grooves are slidably connected with filter screen racks, and the filter screen racks are internally provided with uniformly distributed filter screens, so that the air in the production environment is simply filtered when being discharged to prevent pollution of the environment.

[0012] Further, the right side of the air transfer hoisting rectangular channel is provided with louvers, and the left side of the air transfer hoisting rectangular channel is provided with air outlet air pipes, the four air outlet air pipes are in communication with the left side of the interior of the air transfer hoisting rectangular channel, and the functions of air induction and air exhaust are realized.

[0013] Further, the outer surface of the air transfer hoisting rectangular channel is provided with uniformly distributed ventilation pipes, the lower sides of the eight ventilation pipes are respectively provided with air outlet boxes, the left four ventilation pipes are in communication with the left side of the interior of the air transfer hoisting rectangular channel, the right four ventilation pipes are in communication with the right side of the interior of the air transfer hoisting rectangular channel, the upper sides of the eight ventilation pipes are respectively connected with air induction fans in series, the input ends of the eight air induction fans are electrically connected with the output end of the controller, and the function of air induction is realized.

[0014] Further, the outer surface of the air transfer hoisting rectangular channel is fixedly connected with uniformly distributed support hangers, and the function of hoisting installation is realized.

[0015] Compared with the prior art, the production environment safe ventilation device has the following advantages:

[0016] The device adopts a multi-channel ventilation pipe design, and when ventilation is needed, the sealing plate is rapidly opened by a worm gear structure to drive the ventilation channel, then the fan is operated to discharge fresh air outside the workshop, and the dirty air in the workshop is discharged to the outside of the workshop, so that the air in the production environment is circulated, and the ventilation work is completed. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural schematic diagram of the utility model;

[0018] Fig. 2 It is a structural schematic diagram of the utility model air transfer hoisting rectangular channel internal structure;

[0019] Fig. 3 It is a structural schematic diagram of the utility model A place amplification.

[0020] In the figure: 1 air transfer hoisting rectangular channel, 2 horizontal partition plate, 3 interlayer, 4 middle partition plate, 5 safety ventilation mechanism, 51 rotating shaft, 52 gear, 53 worm gear, 54 worm, 55 sealing plate, 56 rubber sealing layer, 57 bidirectional motor, 6 air outlet air pipe, 7 sliding groove, 8 filter screen frame, 9 filter screen, 10 louver, 11 controller, 12 ventilation pipe, 13 air outlet box, 14 supporting hanger, 15 induced draft fan. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figs. 1-3 The embodiment provides a technical scheme: a safety ventilation device for production environment, comprising an air transfer hoisting rectangular channel 1 and a safety ventilation mechanism 5.

[0023] The air transfer and hoisting rectangular channel 1 is divided into an upper layer and a lower layer, the middle parts of the upper layer and the lower layer are respectively provided with transverse partition plates 2, a sandwich layer 3 is arranged between the upper layer and the lower layer, the middle part of the air transfer and hoisting rectangular channel 1 is provided with a middle partition plate 4, the outside of the equipment is provided with a controller 11, the input end of the controller 11 is electrically connected with an external power supply, the front side left side and the rear side left side of the air transfer and hoisting rectangular channel 1 are respectively and symmetrically provided with four sliding grooves 7 from top to bottom, the interiors of the four sliding grooves 7 are respectively and slidably connected with filter screen racks 8, the interiors of the filter screen racks 8 are provided with uniformly distributed filter screens 9 (the filter screens 9 can be active carbon filter screens or gauze screens, and can be selected according to the production environment), the right side of the air transfer and hoisting rectangular channel 1 is provided with louvers 10, the left side of the air transfer and hoisting rectangular channel 1 is provided with air outlet air pipes 6, the four air outlet air pipes 6 are all in communication with the left side of the interior of the air transfer and hoisting rectangular channel 1, the outer surface of the air transfer and hoisting rectangular channel 1 is provided with uniformly distributed ventilation pipes 12, the lower sides of the eight ventilation pipes 12 are respectively provided with air outlet boxes 13, the left side four ventilation pipes 12 are in communication with the left side of the interior of the air transfer and hoisting rectangular channel 1, the right side four ventilation pipes 12 are in communication with the right side of the interior of the air transfer and hoisting rectangular channel 1, the upper sides of the eight ventilation pipes 12 are respectively connected with air induction fans 15 in series, the input ends of the eight air induction fans 15 are respectively electrically connected with the output end of the controller 11, the outer surface of the air transfer and hoisting rectangular channel 1 is fixedly connected with uniformly distributed support hangers 14, when the ventilation equipment is used, the equipment can be installed on a specified station through the support hangers 14, then the air outlet boxes 13 are sequentially installed at various positions of a production workshop, it should be noted that the air outlet boxes 13 are arranged according to the ventilation requirements, for example, when the left side four air outlet boxes 13 of the equipment are arranged in the south of the production workshop, the right side four air outlet boxes 13 of the equipment are correspondingly installed in the north of the production workshop, the south-north air circulation ventilation condition of the workshop is formed, at this time, the controller 11 can be adjusted and controlled, the eight air induction fans 15 are simultaneously operated, when the left side air induction fans 15 are operated, the dirty air in the workshop is sucked out through the left side ventilation pipes 12 and the left side air outlet boxes 13, when the right side air induction fans 15 are operated, the fresh air outside the workshop is sucked into the air transfer and hoisting rectangular channel 1 through the louvers 10, then is discharged into the interior of the workshop through the right side ventilation pipes 12 and the right side air outlet boxes 13, the south-north circulation ventilation environment is formed, and the ventilation work is completed;

[0024] The safety ventilation mechanism 5 comprises rotating shafts 51, gear wheels 52, sealing plates 55 and rubber sealing layers 56, the rotating shafts 51 are uniformly rotationally connected between the upper and lower inner walls of the air rotating and hoisting rectangular channel 1, the outer arc surfaces of the four rotating shafts 51 are respectively and symmetrically fixed with the gear wheels 52, every two longitudinally adjacent gear wheels 52 are meshingly connected, the eight gear wheels 52 are all located inside the interlayer 3, the outer arc surfaces of the four rotating shafts 51 are respectively and symmetrically fixed with the sealing plates 55, the outer surfaces of the eight sealing plates 55 are respectively bonded with the rubber sealing layers 56, the safety ventilation mechanism 5 further comprises worm wheels 53, worms 54 and a bidirectional motor 57, the worm wheels 53 are respectively fixedly sleeved in the middle portions of the outer arc surfaces of the two rotating shafts 51 at the front side, the middle portion of the middle partition plate 4 is provided with the bidirectional motor 57, the left and right output shafts of the bidirectional motor 57 are respectively fixedly connected with the worms 54, the terminal ends of the two worms 54 are respectively rotationally connected with the inner walls of the interlayer 3, the two worms 54 are respectively meshingly connected with the worm wheels 53 located at the same side, the input end of the bidirectional motor 57 is electrically connected with the output end of the controller 11, when ventilation work is needed, the controller 11 can be adjusted and controlled, the bidirectional motor 57 operates, the two output shafts of the bidirectional motor 57 rotate, thereby driving the two worms 54 to synchronously rotate, thereby driving the two rotating shafts 51 at the front side to synchronously rotate through the worm wheels 53, thereby driving the rotating shafts 51 at the back side to reversely rotate through the gear wheels 52, at this time, the rotating directions of the two rotating shafts 51 at the front side and the two rotating shafts 51 at the back side are opposite, in the process of rotation, the sealing plates 55 at all positions are rotated around the central axes of the rotating shafts 51 at the positions corresponding to the sealing plates 55, it is worth noting that the four sealing plates 55 at the front side rotate counterclockwise by ninety degrees, and the four sealing plates 55 at the back side rotate clockwise by ninety degrees, at this time, the sealing plates 55 remove the blockage of the air rotating and hoisting rectangular channel 1, when ventilation work is not needed to continue, the above process can be reversely operated, the sealing plates 55 are reset, the air rotating and hoisting rectangular channel 1 is closed, and the induced draft fan 15 stops operating.

[0025] The working principle of the ventilation equipment for production environment safety is as follows: when the ventilation equipment is used, the equipment can be installed on the specified work station through the support hanger 14, and then the air outlet boxes 13 are sequentially installed at various positions of the production workshop, and it should be noted that the air outlet boxes 13 are arranged according to the ventilation requirements, for example, when four air outlet boxes 13 on the left side of the equipment are arranged in the south of the production workshop, four air outlet boxes 13 on the right side of the equipment are correspondingly installed in the north of the production workshop, the ventilation condition of the air circulation between the south and the north of the workshop is formed, when the ventilation operation is needed, the controller 11 can be adjusted and controlled, the bidirectional motor 57 is operated, the two output shafts of the bidirectional motor 57 are rotated, and then the two worm gears 54 are synchronously rotated, and then the front two rotating shafts 51 are synchronously rotated through the worm gears 53, and then the rear rotating shaft 51 is reversely rotated through the gear 52, at this time, the rotating directions of the front two rotating shafts 51 and the rear two rotating shafts 51 are opposite, and in the rotating process, the sealing plates 55 at various positions are rotated around the central axes of the corresponding rotating shafts 51, and it should be noted that the four sealing plates 55 on the front side are rotated counterclockwise by 90 degrees, and the four sealing plates 55 on the rear side are rotated clockwise by 90 degrees, at this time, the sealing plates 55 remove the blockage of the air transfer and hoisting rectangular channel 1, at this time, the controller 11 can be adjusted and controlled, and the eight air induction fans 15 are simultaneously operated, when the air induction fans 15 on the left side are operated, the dirty air in the workshop is sucked out through the left ventilation pipe 12 and the left air outlet box 13, and when the air induction fans 15 on the right side are operated, the fresh air outside the workshop is sucked into the air transfer and hoisting rectangular channel 1 through the louver 10, and then is discharged into the interior of the workshop through the right ventilation pipe 12 and the right air outlet box 13, the ventilation environment of the air circulation between the south and the north is formed, and then the ventilation operation is completed, when the ventilation operation is not needed to continue, the above process can be reversely operated, the sealing plates 55 are reset, the air transfer and hoisting rectangular channel 1 is closed, and the air induction fans 15 stop operating.

[0026] It should be noted that the controller 11 core chip disclosed in the above embodiment is selected as a PLC single-chip microcomputer, and the specific model is stm32, and the bidirectional motor 57 and the air outlet fan 6 can be freely configured according to the actual application scene, and the bidirectional motor 57 is recommended to be selected as a 42HD2404N-12S micro stepping motor double-output shaft stepping motor, and the air outlet fan 6 is recommended to be selected as a B315-107 type backward inclined centrifugal fan, and the controller 11 controls the working of the bidirectional motor 57 and the air outlet fan 6, and the commonly used method in the prior art is adopted.

[0027] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation obtained by using the utility model specification and the attached drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A production environment safety ventilation device, characterized by: It comprises an air transfer and hoisting rectangular channel (1) and a safety ventilation mechanism (5). The air transfer and hoisting rectangular channel (1) is divided into an upper layer and a lower layer, and the middle parts of the upper layer and the lower layer are respectively provided with a transverse partition plate (2). A sandwich layer (3) is formed between the upper layer and the lower layer. A middle partition plate (4) is arranged in the middle part of the air transfer and hoisting rectangular channel (1). The safety ventilation mechanism (5) comprises a rotating shaft (51), a gear (52), a sealing plate (55) and a rubber sealing layer (56). The rotating shaft (51) is uniformly rotatably connected between the upper and lower inner walls of the air transfer and hoisting rectangular channel (1). The outer arc surfaces of the four rotating shafts (51) are respectively and symmetrically fixed with the gears (52) from top to bottom. Each two longitudinally adjacent gears (52) are meshingly connected. The eight gears (52) are located inside the sandwich layer (3). The outer arc surfaces of the four rotating shafts (51) are respectively and symmetrically fixed with the sealing plates (55) from top to bottom. The outer surfaces of the eight sealing plates (55) are respectively bonded with the rubber sealing layers (56).

2. A ventilation apparatus for use in a production environment safety according to claim 1, characterized in that: The device is externally provided with a controller (11), and the input end of the controller (11) is electrically connected with an external power supply.

3. A ventilation apparatus for use in a production environment safety according to claim 2, characterized in that: The safety ventilation mechanism (5) further comprises a worm gear (53), a worm (54) and a bidirectional motor (57). The worm gear (53) is fixedly sleeved in the middle part of the outer arc surface of the two rotating shafts (51) on the front side. The middle part of the middle partition plate (4) is provided with the bidirectional motor (57). The left and right output shafts of the bidirectional motor (57) are respectively fixedly connected with the worm (54). The ends of the two worms (54) are respectively rotatably connected with the inner walls of the sandwich layer (3). The two worms (54) are respectively meshingly connected with the worm gears (53) located on the same side. The input end of the bidirectional motor (57) is electrically connected with the output end of the controller (11).

4. A ventilation apparatus for use in a production environment safety according to claim 1, characterized in that: The left side of the front side and the left side of the back side of the air transfer and hoisting rectangular channel (1) are respectively and symmetrically provided with a chute (7) from top to bottom. The interiors of the four chutes (7) are respectively and slidably connected with a filter screen frame (8). The interior of the filter screen frame (8) is provided with uniformly distributed filter screens (9).

5. A ventilation apparatus for a production environment safety according to claim 1, characterized in that: The right side of the air transfer and hoisting rectangular channel (1) is provided with a louver (10). The left side of the air transfer and hoisting rectangular channel (1) is provided with an air outlet duct (6). The four air outlet ducts (6) are all in communication with the left side of the interior of the air transfer and hoisting rectangular channel (1).

6. A ventilation apparatus for a production environment safety according to claim 2, characterized in that: The outer surface of the air transfer and hoisting rectangular channel (1) is provided with uniformly distributed ventilation pipes (12). The lower sides of the eight ventilation pipes (12) are respectively provided with air outlet boxes (13). The left four ventilation pipes (12) are in communication with the left side of the interior of the air transfer and hoisting rectangular channel (1). The right four ventilation pipes (12) are in communication with the right side of the interior of the air transfer and hoisting rectangular channel (1). The upper sides of the eight ventilation pipes (12) are respectively connected with air induction fans (15). The input ends of the eight air induction fans (15) are respectively electrically connected with the output ends of the controller (11).

7. A ventilation apparatus for a production environment safety according to claim 1, characterized in that: The outer surface of the air transfer and hoisting rectangular channel (1) is fixedly connected with uniformly distributed support hangers (14).

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