CN218010676U - Civil air defense engineering gas defense passageway structure - Google Patents

Abstract

The application discloses civil air defense engineering gas defense passageway structure relates to civil air defense passageway gas defense equipment technical field, including the passageway body, the mounting panel is installed at the top of passageway body inner chamber, lifting unit is installed to the bottom of mounting panel, lifting unit keeps away from the one end of mounting panel and installs the box, the one end of bottom half rotates and is connected with the breathing pipe that extends to in the box, the suction head is installed to the one end of breathing pipe, the HEPA filter screen is installed to one side of body inner chamber, the active carbon filter screen is installed to the opposite side of body inner chamber, install the riser between active carbon filter screen and the HEPA filter screen. This application can carry out the filtering to the microorganism such as dust and bacterium that contain in the gas through setting up of HEPA filter screen, can adsorb harmful substance such as carbon monoxide, formaldehyde that contain in the gas through setting up of active carbon filter screen to can carry out discharge after the filtration purification treatment to toxic gas, avoid gaseous direct emission to cause environmental pollution as far as possible.

Description

Civil air defense engineering gas defense passageway structure

Technical Field

The application relates to the technical field of civil air defense channel anti-virus equipment, in particular to a civil air defense engineering anti-virus channel structure.

Background

The civil air defense engineering is civil air defense engineering, also called civil air defense work, and refers to underground protective buildings which are independently built for guaranteeing personnel and material shelter, civil air defense command and medical rescue in wartime, and basements which are built by combining ground buildings and can be used for air defense in wartime, and the gas defense channel is an essential exhaust channel in the civil air defense engineering.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology, the existing exhaust channel does not perform purification treatment on the toxic gas in the process of extracting the toxic gas, the extracted toxic gas is directly discharged into the atmosphere, and substances such as dust, carbon monoxide, formaldehyde, microorganisms and the like in civil air defense engineering inevitably cause environmental pollution.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the extracted toxic gas is directly discharged into the atmosphere, and substances such as dust, carbon monoxide, formaldehyde, microorganisms and the like in the civil air defense project inevitably cause environmental pollution, the civil air defense project gas protection channel structure is provided.

The application provides a civil air defense engineering gas protection channel structure adopts following technical scheme:

the utility model provides a civil air defense engineering gas defense access structure, includes the passageway body, the mounting panel is installed at the top of passageway body inner chamber, lifting unit is installed to the bottom of mounting panel, lifting unit keeps away from the one end of mounting panel is installed the box, the one end of bottom half is rotated and is connected with the breathing pipe that extends to in the box, the suction head is installed to the one end of breathing pipe, the HEPA filter screen is installed to one side of box inner chamber, the active carbon filter screen is installed to the opposite side of box inner chamber, the active carbon filter screen with install the riser between the HEPA filter screen, the riser is close to the driving motor is installed to the one end of active carbon filter screen, driving motor's power take off end installs the pivot, the pivot is kept away from the impeller is installed to the one end of riser, the pivot with be provided with drive assembly between the breathing pipe, the box is kept away from the one end of breathing pipe is connected with the blast pipe, the blast pipe is kept away from the one end of box stretches out the passageway body.

Through adopting above-mentioned technical scheme, open driving motor, driving motor during operation drives the pivot and rotates, the pivot drives the impeller and rotates when rotating, toxic gas in the passageway passes through the inside that suction head and breathing pipe got into the box this moment, when toxic gas passes through the HEPA filter screen, can carry out the filtering to microorganisms such as dust and bacterium that contain in the gas, when toxic gas passes through the active carbon filter screen, to the carbon monoxide that contains in the gas, harmful substance such as formaldehyde adsorbs, gas after purification treatment passes through the blast pipe discharge passageway body, thereby can avoid toxic gas direct discharge to cause environmental pollution as far as possible.

Optionally, the lifting unit includes two sets of connecting plates, and is two sets of the connecting plate is installed respectively the both ends of mounting panel bottom, and is two sets of be connected with two-way lead screw through the bearing between the connecting plate, wherein a set of one side of connecting plate is installed and is used for the drive two-way lead screw pivoted servo motor, servo motor's output shaft and the tip fixed connection of two-way lead screw, the equal threaded connection in both ends of two-way lead screw outer wall has the screw, and is two sets of one side of screw all articulates there is the connecting rod, and is two sets of the connecting rod is kept away from the one end of screw with the box is articulated to be connected.

Through adopting above-mentioned technical scheme, servo motor during operation drives two-way lead screw and rotates, and two-way lead screw rotates the drive screw and removes and be close to each other, and the box that promotes through the connecting rod when the screw removes moves and moves downwards to can change the height of box when the pump drainage, improve the pump drainage efficiency of this structure.

Optionally, it is two sets of the screw with be provided with spacing subassembly between the mounting panel, spacing subassembly includes two sets of stoppers, and is two sets of the stopper is installed respectively at two sets of the top of screw, the spacing groove has all been seted up at the both ends of mounting panel bottom, and is two sets of the spacing groove is with two sets of be sliding connection between the stopper.

Through adopting above-mentioned technical scheme, can drive the stopper when the screw removes and slide on the spacing groove to can carry out spacingly to the screw.

Optionally, the active carbon filter screen with the HEPA filter screen with be provided with coupling assembling between the box respectively, coupling assembling includes the connecting block, the connecting block is installed respectively the active carbon filter screen with the top and the bottom of HEPA filter screen, the top and the bottom of box inner chamber all are provided with the connection cell body, the connecting block with connect sliding connection between the cell body.

Through adopting above-mentioned technical scheme, outside pulling active carbon filter screen and HEPA filter screen to it is internal to drive connecting block slippage spread groove, conveniently takes out and clears up active carbon filter screen and HEPA filter screen from the box.

Optionally, one end of the exhaust pipe, which is far away from the box body, is connected with a corrugated pipe.

Through adopting above-mentioned technical scheme to make the box can not strain the blast pipe when going up and down.

Optionally, the transmission assembly includes a second bevel gear, the second bevel gear is sleeved on the outer wall of the rotating shaft, the bottom of the second bevel gear is meshed with a first bevel gear, one end of the first bevel gear, which is far away from the second bevel gear, is connected with a transmission shaft, the bottom of the transmission shaft extends out of the box body and is provided with a driving wheel, the outer wall of the air suction pipe is sleeved with a driven wheel, and the driven wheel and a connecting belt is connected between the driving wheels.

Through adopting above-mentioned technical scheme, can drive second bevel gear when the pivot rotates and rotate, second bevel gear rotates and drives first bevel gear and rotate, and first bevel gear rotates and drives the transmission shaft and rotate, and the transmission shaft rotates and drives the action wheel and rotate, and the action wheel drives from the driving wheel rotation through connecting the belt, rotates from the driving wheel and drives the breathing pipe and rotate to can carry out the suction of circumference to air on every side, improve the pump drainage effect of poison gas.

Optionally, the front of box articulates there is the door body, the door body is kept away from the one end of articulated shaft and is installed the door handle.

Through adopting above-mentioned technical scheme, the setting of door handle makes things convenient for the handheld door handle department of staff to open the door body, clears up the box inside.

In summary, the present application includes at least one of the following advantages:

(1) Can carry out the filtering to the microorganism such as dust and bacterium that contain in the gas through setting up of HEPA filter screen, can adsorb harmful substance such as carbon monoxide, formaldehyde that contain in the gas through setting up of active carbon filter screen to discharge after can carrying out filtering purification treatment to toxic gas, avoid gaseous direct emission to cause environmental pollution as far as possible.

(2) Through the cooperation setting of servo motor, connecting plate, screw, connecting rod and two-way lead screw to can drive the box and go up and down, make this structure when carrying out the poison gas pump drainage, can change the height of box, carry out the pump drainage to the poison gas of co-altitude not, improve the pump drainage efficiency of this structure.

(3) Through the cooperation setting of connecting block and connection cell body, after activated carbon filter screen and HEPA filter screen process a period, outside pulling activated carbon filter screen and HEPA filter screen for it is internal that the connecting block slippage spread groove, and then can dismantle and clear up activated carbon filter screen and HEPA filter screen, has improved the practicality of this structure.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a schematic view of the structure at A in FIG. 1 of the present application;

fig. 3 is a schematic front view of the box of the present application.

In the figure: 1. mounting a plate; 2. a box body; 3. a channel body; 4. an air intake duct; 5. a suction head; 6. an activated carbon filter screen; 7. a drive motor; 8. an exhaust pipe; 9. a lifting assembly; 901. a servo motor; 902. a connecting plate; 903. a screw nut; 904. a connecting rod; 905. a bidirectional screw rod; 10. a vertical plate; 11. a limiting component; 1101. a limiting groove; 1102. a limiting block; 12. a rotating shaft; 13. a HEPA filter screen; 14. an impeller; 15. a connection assembly; 1501. connecting blocks; 1502. connecting the trough bodies; 16. a transmission assembly; 1601. a driven wheel; 1602. connecting a belt; 1603. a drive shaft; 1604. a driving wheel; 1605. a first bevel gear; 1606. a second bevel gear; 17. a door body; 18. a door handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1 of the drawings, the present application provides an embodiment: the utility model provides a civil air defense engineering gas defense access structure, including passageway body 3, the top fixed mounting of 3 inner chambers of passageway body has mounting panel 1, lifting unit 9 is installed to mounting panel 1's bottom, lifting unit 9 is kept away from the one end of mounting panel 1 and is installed box 2, lifting unit 9 includes two sets of connecting plates 902, the both ends in mounting panel 1 bottom are installed respectively to two sets of connecting plates 902, it is connected with two-way lead screw 905 to rotate through the bearing between two sets of connecting plates 902, wherein one side of a set of connecting plate 902 is installed and is used for driving two-way lead screw 905 pivoted servo motor 901, servo motor 901's output shaft and two-way lead screw 905's tip fixed connection, the equal threaded connection in both ends of two-way lead screw 905 outer wall has screw 903, one side of two sets of screw 903 all articulates there is connecting rod 904, the one end that screw 903 was kept away from to two sets of connecting rod 904 is connected with box 2 is articulated. The servo motor 901 drives the bidirectional screw rod 905 to rotate during operation, the bidirectional screw rod 905 drives the screw 903 to move and approach to each other in a rotating mode, the screw 903 pushes the box body 2 to move downwards through the connecting rod 904 during movement, accordingly the height of the box body 2 can be changed during pumping drainage, and the pumping drainage efficiency of the structure is improved.

Please refer to fig. 1 in the drawings of the specification, a limiting assembly 11 is disposed between the two sets of nuts 903 and the mounting plate 1, the limiting assembly 11 includes two sets of limiting blocks 1102, the two sets of limiting blocks 1102 are respectively and fixedly mounted on the tops of the two sets of nuts 903, limiting grooves 1101 are formed at two ends of the bottom of the mounting plate 1, and the two sets of limiting grooves 1101 are in sliding connection with the two sets of limiting blocks 1102. When the nut 903 moves, the limiting block 1102 can be driven to slide on the limiting groove 1101, so that the nut 903 can be limited.

Referring to fig. 1 and 2 of the drawings, an air suction pipe 4 extending into the casing 2 is rotatably connected to one end of the bottom of the casing 2, a suction head 5 is installed at one end of the air suction pipe 4, a HEPA filter 13 is vertically installed at one side of the inner cavity of the casing 2, and toxic gas can be filtered from dust, bacteria and other microorganisms contained in the gas through the HEPA filter 13. The active carbon filter screen 6 is installed perpendicularly to the opposite side of 2 inner chambers of box, can adsorb harmful substance such as carbon monoxide, formaldehyde that contain in the gas through active carbon filter screen 6. Be provided with coupling assembling 15 between active carbon filter screen 6 and HEPA filter screen 13 and the box 2 respectively, coupling assembling 15 includes connecting block 1501, and connecting block 1501 is installed respectively at the top and the bottom of active carbon filter screen 6 and HEPA filter screen 13, and the top and the bottom of the 2 inner chambers of box all are provided with connects cell body 1502, connecting block 1501 and be connected sliding connection between the cell body 1502. Outwards stimulate active carbon filter screen 6 and HEPA filter screen 13 to can drive in connecting block 1501 slippage connects cell body 1502, conveniently take out and clear up active carbon filter screen 6 and HEPA filter screen 13 from box 2.

Please refer to fig. 1 and fig. 2 in the attached drawings of the specification, a vertical plate 10 is vertically installed between the activated carbon filter screen 6 and the HEPA filter screen 13, a driving motor 7 is installed at one end of the vertical plate 10 close to the activated carbon filter screen 6, a rotating shaft 12 is installed at a power output end of the driving motor 7, an impeller 14 is installed at one end of the rotating shaft 12 far away from the vertical plate 10, a transmission assembly 16 is arranged between the rotating shaft 12 and the air suction pipe 4, the transmission assembly 16 includes a second bevel gear 1606, the second bevel gear is fixedly sleeved on an outer wall of the rotating shaft 12, a first bevel gear 1605 is engaged and connected at a bottom of the second bevel gear 1606, a transmission shaft 1603 is fixedly connected at one end of the first bevel gear 1605 far away from the second bevel gear 1606, the bottom of the transmission shaft 1603 extends out of the box 2 and is installed with a driving wheel 1604, a driven wheel 1601 is fixedly sleeved on an outer wall of the air suction pipe 4, and a connecting belt 1602 is connected between the driven wheel 1601 and the driving wheel 1604. When pivot 12 can drive second bevel gear 1606 when rotating and rotate, second bevel gear 1606 rotates and drives first bevel gear 1605 and rotate, and first bevel gear 1605 rotates and drives transmission shaft 1603 and rotate, and transmission shaft 1603 rotates and drives action wheel 1604 and rotate, and action wheel 1604 drives through connecting belt 1602 and rotates from driving wheel 1601, rotates from driving wheel 1601 and drives breathing pipe 4 and rotate to can carry out circumferential suction to air on every side, improve the pump drainage effect of poison gas.

Referring to fig. 1 and 3 of the drawings, an exhaust pipe 8 is connected to an end of the housing 2 away from the suction pipe 4, and the purified toxic gas is discharged from the channel body 3 through the exhaust pipe 8. The one end that box 2 was kept away from to blast pipe 8 stretches out passageway body 3, and the one end that box 2 was kept away from to blast pipe 8 is connected with the bellows. Thereby make box 2 can not strain 8 when going up and down the positive articulated door body 17 that has of box 2 of blast pipe, door body 17 is kept away from the one end of articulated shaft and is installed door handle 18. The door handle 18 is convenient for the staff to hold the door handle 18 and open the door body 17, and the inside of the box body 2 is cleaned.

The working principle is as follows: when using this structure, open driving motor 7, driving motor 7 during operation drives pivot 12 and rotates, pivot 12 drives impeller 14 and rotates when rotating, the toxic gas in the passageway passes through suction head 5 and the inside that breathing pipe 4 got into box 2 this moment, when toxic gas passes through HEPA filter screen 13, can filter the microorganism such as dust and bacterium that contain in the gas, when toxic gas passes through activated carbon filter screen 6, can be to the carbon monoxide that contains in the gas, harmful substance such as formaldehyde adsorbs, the gas after purification treatment passes through 8 discharge channel bodies 3 of blast pipe, thereby can avoid toxic gas directly to discharge to cause environmental pollution in the atmosphere as far as possible.

When pivot 12 can drive second bevel gear 1606 when rotating and rotate, second bevel gear 1606 rotates and drives first bevel gear 1605 and rotate, and first bevel gear 1605 rotates and drives transmission shaft 1603 and rotate, and transmission shaft 1603 rotates and drives action wheel 1604 and rotate, and action wheel 1604 drives from driving wheel 1601 through connecting belt 1602 and rotates, rotates from driving wheel 1601 and drives breathing pipe 4 and rotate for suction head 5 is circular motion, carries out circumferential suction to the air on every side, improves the pump drainage effect of poison gas.

Open servo motor 901 simultaneously, servo motor 901 during operation can drive two-way lead screw 905 and rotate, under the sliding fit of spacing groove 1101 and stopper 1102, two-way lead screw 905 rotates drive screw 903 and moves, can drive connecting rod 904 and rotate when screw 903 moves, connecting rod 904 rotates and promotes box 2 and move down, thereby make this structure when carrying out the toxic gas pump drainage, can change the height of box 2, carry out the pump drainage to the not toxic gas of co-altitude, the pump drainage efficiency of this structure has been improved.

After this structure work, a body 17 is opened to handheld door 18 department, and the staff outwards stimulates active carbon filter screen 6 and HEPA filter screen 13 this moment, drives in the connecting block 1501 slippage connection cell body 1502 when active carbon filter screen 6 and HEPA filter screen 13 remove to can take out and clear up active carbon filter screen 6 and HEPA filter screen 13 from box 2 in, improve the practicality of this structure.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a civil air defense engineering gas protection access structure, includes passageway body (3), its characterized in that: the top of the inner cavity of the channel body (3) is provided with an installation plate (1), a lifting component (9) is arranged at the bottom of the mounting plate (1), a box body (2) is arranged at one end of the lifting component (9) far away from the mounting plate (1), one end of the bottom of the box body (2) is rotationally connected with an air suction pipe (4) extending into the box body (2), one end of the air suction pipe (4) is provided with a suction head (5), one side of the inner cavity of the box body (2) is provided with a HEPA filter screen (13), an active carbon filter screen (6) is arranged on the other side of the inner cavity of the box body (2), a vertical plate (10) is arranged between the active carbon filter screen (6) and the HEPA filter screen (13), a driving motor (7) is arranged at one end of the vertical plate (10) close to the activated carbon filter screen (6), a power output end of the driving motor (7) is provided with a rotating shaft (12), an impeller (14) is arranged at one end of the rotating shaft (12) far away from the vertical plate (10), a transmission component (16) is arranged between the rotating shaft (12) and the air suction pipe (4), one end of the box body (2) far away from the air suction pipe (4) is connected with an exhaust pipe (8), one end of the exhaust pipe (8) far away from the box body (2) extends out of the channel body (3).

2. The civil air defense engineering gas defense passageway structure of claim 1, wherein: lifting unit (9) are including two sets of connecting plates (902), and are two sets of connecting plate (902) are installed respectively the both ends of mounting panel (1) bottom, and are two sets of be connected with two-way lead screw (905) through the bearing between connecting plate (902), one of them is a set of be used for the drive is installed to one side of connecting plate (902) two-way lead screw (905) pivoted servo motor (901), the output shaft of servo motor (901) and the tip fixed connection of two-way lead screw (905), the equal threaded connection in both ends of two-way lead screw (905) outer wall has screw (903), and is two sets of one side of screw (903) all articulates there is connecting rod (904), and is two sets of connecting rod (904) are kept away from the one end of screw (903) with box (2) are articulated to be connected.

3. The civil air defense engineering gas defense passageway structure of claim 2, wherein: two sets of screw (903) with be provided with spacing subassembly (11) between mounting panel (1), spacing subassembly (11) are including two sets of stopper (1102), and are two sets of stopper (1102) are installed respectively two sets of the top of screw (903), spacing groove (1101) have all been seted up at the both ends of mounting panel (1) bottom, and are two sets of spacing groove (1101) and two sets of be sliding connection between stopper (1102).

4. The civil air defense engineering gas defense passageway structure of claim 1, wherein: activated carbon filter screen (6) with HEPA filter screen (13) with be provided with coupling assembling (15) between box (2) respectively, coupling assembling (15) are including connecting block (1501), connecting block (1501) are installed respectively activated carbon filter screen (6) with the top and the bottom of HEPA filter screen (13), the top and the bottom of box (2) inner chamber all are provided with connects cell body (1502), connecting block (1501) with be connected sliding connection between cell body (1502).

5. The civil air defense engineering gas defense passageway structure of claim 1, wherein: one end of the exhaust pipe (8) far away from the box body (2) is connected with a corrugated pipe.

6. The civil air defense engineering gas defense passageway structure of claim 1, wherein: the transmission assembly (16) includes second bevel gear (1606), second bevel gear (1606) cup joints the outer wall of pivot (12), the bottom meshing of second bevel gear (1606) is connected with first bevel gear (1605), first bevel gear (1605) are kept away from the one end of second bevel gear (1606) is connected with transmission shaft (1603), the bottom of transmission shaft (1603) stretches out box (2) and install action wheel (1604), the outer wall of breathing pipe (4) has cup jointed from driving wheel (1601), from driving wheel (1601) with be connected with between action wheel (1604) and connect belt (1602).

7. The civil air defense engineering gas defense passageway structure of claim 1, wherein: the front of the box body (2) is hinged with a door body (17), and one end, far away from the hinged shaft, of the door body (17) is provided with a door handle (18).

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