CN117427421A - Civil air defense filter shell with protection function - Google Patents

Civil air defense filter shell with protection function Download PDF

Info

Publication number
CN117427421A
CN117427421A CN202311388915.XA CN202311388915A CN117427421A CN 117427421 A CN117427421 A CN 117427421A CN 202311388915 A CN202311388915 A CN 202311388915A CN 117427421 A CN117427421 A CN 117427421A
Authority
CN
China
Prior art keywords
fixedly connected
rotating
clamping
block
air defense
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311388915.XA
Other languages
Chinese (zh)
Inventor
郭兴旺
杜建良
符美云
符小平
刘润芝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Aegis Chemical Protection Equipment Technology Development Co ltd
Original Assignee
Hunan Aegis Chemical Protection Equipment Technology Development Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Aegis Chemical Protection Equipment Technology Development Co ltd filed Critical Hunan Aegis Chemical Protection Equipment Technology Development Co ltd
Priority to CN202311388915.XA priority Critical patent/CN117427421A/en
Publication of CN117427421A publication Critical patent/CN117427421A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0098—Protecting coverages on the filter which is removed before the filter is used, protection of filter, packaging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2265/02—Non-permanent measures for connecting different parts of the filter
    • B01D2265/028—Snap, latch or clip connecting means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention relates to the field of civil air defense filter equipment and discloses a civil air defense filter shell with a protection function, which comprises a bottom plate, wherein clamping cavities are uniformly formed on the left side and the right side of the inside of the bottom plate, clamping boxes are fixedly connected to the lower surfaces of the inside of the two clamping cavities, through type inserting holes are formed on the upper surfaces of the inside of the two clamping boxes, a protection shell is arranged on the upper surface of the bottom plate, and the bottom ends of the two sides of the protection shell respectively penetrate through the two inserting holes and extend to the inside of the clamping boxes; when the protective shell is required to be disassembled, the rotary handle is only required to be pulled outwards, the clamping block is clamped in the clamping hole below the rotary handle, and when the rotary handle rotates, the rotary handle drives the bevel gears I to rotate, and the bevel gears I rotate to drive the bevel gears II to rotate through the rotary rod II.

Description

Civil air defense filter shell with protection function
Technical Field
The invention relates to the field of civil air defense filter equipment, in particular to a civil air defense filter shell with a protection function.
Background
The civil air defense filter is novel civil air defense equipment, is mainly used for a civil air defense engineering toxin filtering ventilation system, adopts waterproof and mildew-proof high-efficiency filter paper and a high-performance catalyst, can effectively filter toxic smoke, toxic fog, biological aerosol, radioactive dust, durable toxic steam and other harmful substances in polluted air, has small volume, light weight and convenient rapid installation and use, and has the performance of 'normal installation and fight time protection' of the civil air defense engineering filter absorber.
The shell can be directly exposed outside during transportation and use of the existing civil air defense filter, so that the internal structure is damaged due to collision, the existing simple protection cover of the civil air defense filter is fixed by bolts, the use is complex, and the disassembly and the assembly are not easy.
Disclosure of Invention
The invention mainly solves the technical problem of providing the civil air defense filter shell with the protection function, wherein the shell is directly exposed when the existing civil air defense filter is transported and used, so that the internal structure is damaged due to collision easily, and the simple protection cover of the existing civil air defense filter is fixed by using bolts, so that the use is complex, and the disassembly and the installation are not easy.
In order to solve the technical problems, according to one aspect of the invention, a civil air defense filter shell with a protection function is more specifically provided, and the civil air defense filter shell comprises a bottom plate, wherein clamping cavities are uniformly formed on the left side and the right side of the inside of the bottom plate, clamping boxes are fixedly connected to the lower surfaces of the inside of the two clamping cavities, through type inserting holes are formed on the upper surfaces of the inside of the two clamping boxes, a protection shell is arranged on the upper surface of the bottom plate, the bottom ends of the two sides of the protection shell respectively penetrate through the two inserting holes and extend to the inside of the clamping boxes, the inserting boxes are fixedly connected to the inside of the clamping boxes, and a civil air defense filter body is fixedly connected to the upper surface of the bottom plate.
Still further, the right side of the bottom plate is provided with a rotating handle, the inside of the rotating handle is connected with a sliding plate I in a sliding way, the left side of the sliding plate I is fixedly connected with a rotating rod I, the right side of the bottom plate is integrally formed with a rotating groove, the left end of the rotating rod I penetrates through the rotating groove to extend into the clamping cavity, and is fixedly connected with a bevel gear I, the outer side wall of the rotating rod I is sleeved with a torsion spring in the rotating groove, the left end of the torsion spring is fixedly connected with the outer side wall of the rotating rod I, the right end of the torsion spring is fixedly connected with the inside right side of the rotating groove, the right side of the bottom plate is uniformly formed with a clamping hole above and below the rotating groove, the upper left side of the rotating handle is fixedly connected with a clamping block which is inserted into the inside of the clamping hole above the rotating groove, the center of the left side of the first bevel gear is rotationally connected with the right side of the clamping box through a rotating shaft, the inner lower surfaces of the two clamping boxes are rotationally connected with clamping cylinders through the rotating shaft, annular clamping blocks are fixedly connected above the inner parts of the two clamping cylinders, the outer side walls of the two clamping cylinders are fixedly connected with a second bevel gear, the right end of the second bevel gear extends to the right side of the clamping box and is meshed with the first bevel gear, a second rotating rod is rotationally connected between the two clamping boxes through the rotating shaft, the two sides of the second rotating rod are respectively and fixedly connected with a third bevel gear positioned in the two clamping cavities, the third bevel gear is respectively meshed with the two second bevel gears, the upper surfaces of the inner parts of the two plug boxes are respectively fixedly connected with a plug cylinder, the top of the clamping cylinder is inserted into the interior of the inserting cylinder, an annular strip is fixedly connected below the interior of the inserting cylinder, an annular clamping groove is integrally formed in the interior of the annular strip, and the annular clamping block is clamped in the interior of the annular clamping groove.
Still further, the equal fixedly connected with telescopic link of left and right sides top of protection casing, the equal fixedly connected with telescopic link of left and right sides below of protection casing is two telescopic link one and two the equal fixedly connected with extrusion plate of opposite side top and the below of telescopic link two, two the equal fixedly connected with of opposite side of extrusion plate rotates subassembly one, the lower surface of telescopic link one with the equal fixedly connected with slide bar of upper surface of telescopic link two the opposite end of slide bar is provided with a spring sleeve jointly, two the equal fixedly connected with of opposite side of spring sleeve rotates subassembly two, rotate subassembly one with rotate and be connected with a bracing piece through the pivot rotation between the subassembly two the equal fixedly connected with extrusion rod of side top and below of spring sleeve, the equal body formation in the left and right sides of protection casing has the sliding tray, both sides the opposite end of extrusion rod all extends to the inside of protection casing, the inside body just is located two opposite side filter two opposite side shape sliding pads have two equal fixedly connected with two opposite side sliding pads.
Further, the right side of bottom plate fixedly connected with rotates the subassembly III, rotate the lower surface of subassembly III and rotate through the pivot and be connected with the handle safety cover.
Furthermore, an anti-skid sleeve is sleeved on the outer side wall of the rotating handle.
Furthermore, the upper surface of the protection shell is fixedly connected with a carrying handle, and the outer side wall of the carrying handle is sleeved with a soft sleeve.
The civil air defense filter shell with the protection function has the beneficial effects that:
when the protective shell is required to be disassembled, the rotating handle is pulled outwards, the clamping blocks are clamped in the clamping holes below the rotating handle, when the rotating handle rotates, the rotating handle drives the bevel gears I to rotate, the bevel gears I drive the two bevel gears II to rotate through the rotating rod II, so that the two clamping cylinders are driven to rotate, the annular clamping blocks on the clamping cylinders slide out of the annular clamping grooves in the annular strips on the splicing cylinders, the protective shell can be taken out, when the protective shell is required to be assembled, the splicing box at the bottom of the protective shell is inserted into the clamping box through the splicing holes, the splicing cylinders in the splicing box are clamped with the clamping cylinders, the rotating handle is pulled outwards, then the rotating handle is reset under the rebound of the torsion spring, and then the clamping blocks are clamped in the clamping holes above, so that the annular clamping blocks on the clamping cylinders slide into the annular clamping grooves in the annular strips on the splicing cylinders, and the protective shell is fixed;
when the anti-collision device is used, when the extrusion plates on two sides are extruded, the extrusion plates can slide towards the direction of the protection shell under the drive of the first telescopic rod and the second telescopic rod, the first rotating assembly and the second rotating assembly drive the support rods to extrude towards two sides, so that the spring sleeve slides towards two sides along the slide rods, damage to the protection shell caused by collision is reduced, when the spring sleeve stretches towards two sides, the extrusion rods are driven to slide towards two sides along the sliding grooves, the extrusion rods slide towards two sides and can extrude the oblique blocks on the second sliding plate, so that the sliding plates slide towards the direction of the anti-collision filter body, the sliding plates clamp the anti-collision filter body through the protection pads, and the anti-collision filter body is protected during collision, and damage caused by collision is prevented.
Drawings
The invention will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic diagram of the overall front cross-section of a civil air defense filter housing with protection function according to the present invention;
FIG. 2 is an enlarged schematic view of the structure of the air defense filter housing of FIG. 1A with protection function according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of the air defense filter housing of FIG. 1 with protection function according to the present invention;
FIG. 4 is a schematic top view of a fastening cylinder of a civil air defense filter housing with protection function;
fig. 5 is a schematic view showing a bottom view of a plugging cylinder of a civil air defense filter housing with a protection function.
In the figure: 1. a bottom plate; 2. a clamping cavity; 3. a clamping box; 4. a plug hole; 5. a protective housing; 6. a jack box; 7. a civil air defense filter body; 8. rotating the handle; 9. a first sliding plate; 10. rotating the first rod; 11. a rotating groove; 12. bevel gears I; 13. a torsion spring; 14. a clamping hole; 15. a clamping block; 16. a clamping cylinder; 17. an annular clamping block; 18. bevel gears II; 19. a second rotating rod; 20. bevel gears III; 21. a plug-in cylinder; 22. an annular strip; 23. an annular clamping groove; 24. a first telescopic rod; 25. a second telescopic rod; 26. an extrusion plate; 27. rotating the first component; 28. a slide bar; 29. a spring sleeve; 30. rotating the second component; 31. a support rod; 32. an extrusion rod; 33. a sliding groove; 34. a second sliding plate; 35. a protective pad; 36. an oblique block; 37. rotating the third component; 38. a handle protective cover; 39. an anti-skid sleeve; 40. a carrying handle; 41. soft sleeve.
Detailed Description
The invention will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
According to one aspect of the invention, as shown in fig. 1-5, there is provided a civil air defense filter housing with a protection function, which comprises a bottom plate 1, wherein clamping cavities 2 are uniformly formed on the left side and the right side of the inside of the bottom plate 1, clamping boxes 3 are fixedly connected to the lower surfaces of the inside of the two clamping cavities 2, through-type inserting holes 4 are formed on the upper surfaces of the inside of the two clamping boxes 3, a protection shell 5 is arranged on the upper surface of the bottom plate 1, the bottom ends of the two sides of the protection shell 5 respectively penetrate through the two inserting holes 4 to extend into the inside of the clamping boxes 3, and are fixedly connected with inserting boxes 6, and a civil air defense filter body 7 is fixedly connected to the upper surface of the bottom plate 1.
In the embodiment, a rotating handle 8 is arranged on the right side of a bottom plate 1, a sliding plate I9 is connected in the rotating handle 8 in a sliding manner, a rotating rod I10 is fixedly connected to the left side of the sliding plate I9, a rotating groove 11 is integrally formed on the right side of the bottom plate 1, the left end of the rotating rod I10 penetrates through the rotating groove 11 to extend into the clamping cavity 2 and is fixedly connected with a bevel gear I12, a torsion spring 13 is sleeved on the outer side wall of the rotating rod I10 and is positioned in the rotating groove 11, the left end of the torsion spring 13 is fixedly connected with the outer side wall of the rotating rod I10, the right end of the torsion spring 13 is fixedly connected with the right side of the inner part of the rotating groove 11, clamping holes 14 are uniformly formed on the right side of the bottom plate 1 and above and below the rotating groove 11, clamping blocks 15 are fixedly connected above the left side of the rotating handle 8, the clamping blocks 15 are spliced in the clamping holes 14 above the rotating groove 11, the center of the left side of the first bevel gear 12 is rotationally connected with the right side of the clamping box 3 through a rotating shaft, the inner lower surfaces of the two clamping boxes 3 are rotationally connected with clamping cylinders 16 through the rotating shaft, annular clamping blocks 17 are fixedly connected above the interiors of the two clamping cylinders 16, the outer side walls of the two clamping cylinders 16 are fixedly connected with second bevel gears 18, the right end of the second right bevel gear 18 extends to the right side of the right clamping box 3 and is meshed with the first bevel gear 12, a rotating rod 19 is rotationally connected between the two clamping boxes 3 through the rotating shaft, three bevel gears 20 are fixedly connected with the two sides of the rotating rod 19 and are positioned in the interiors of the two clamping cavities 2, the three bevel gears 20 are respectively meshed with the two bevel gears 18, the upper surfaces of the interiors of the two splicing boxes 6 are fixedly connected with splicing cylinders 21, the top ends of the clamping cylinders 16 are spliced with the interiors of the splicing cylinders 21, the inside below of grafting cylinder 21 fixedly connected with annular strip 22, annular clamping groove 23 has been formed in the inside of annular strip 22 an organic whole, annular clamping block 17 block is in the inside of annular clamping groove 23, when this invention used, when needing to dismantle protection casing 5, only need outwards pull rotation handle 8, in rotation handle 8 with block 15 block in the block hole 14 of below, when rotation handle 8 rotates, rotation handle 8 can drive bevel gear one 12 and rotate, bevel gear one 12 rotates and drives two bevel gears two 18 through dwang two 19, thereby drive two block cylinders 16 and rotate, annular clamping block 17 on block cylinder 16 slides out the inside of annular clamping groove 23 of annular strip 22 on grafting cylinder 21, thereby can take out protection casing 5, insert the inside of block 3 through spliced eye 4 with the jack box 6 of protection casing 5 bottom, after that rotation handle 8 outwards pulls, after that, lower block 8 of block 13 resets, and can take back to the inside of annular strip 23 on annular strip 21, thereby the effect has been fixed to the inside of annular clamping groove 23 on the annular strip 21.
In the embodiment, a first telescopic rod 24 is fixedly connected above the left side and the right side of the protective shell 5, a second telescopic rod 25 is fixedly connected below the left side and the right side of the protective shell 5, a pressing plate 26 is fixedly connected at opposite ends of the first telescopic rod 24 and the second telescopic rod 25, two rotating assemblies 27 are fixedly connected at opposite sides of the first pressing plate 26, sliding rods 28 are fixedly connected at lower surfaces of the first telescopic rod 24 and upper surfaces of the second telescopic rod 25, a spring sleeve 29 is commonly arranged at opposite ends of the two sliding rods 28, two rotating assemblies 30 are fixedly connected at opposite sides of the two spring sleeve 29, a supporting rod 31 is rotatably connected between the first rotating assembly 27 and the second rotating assembly 30 through a rotating shaft, pressing rods 32 are fixedly connected at upper sides and lower sides of opposite sides of the two spring sleeve 29, when the invention is used, when the extrusion plates 26 on two sides are extruded, the extrusion plates 26 can slide towards the direction of the protective shell 5 under the drive of the first telescopic rod 24 and the second telescopic rod 25, the support rods 31 are driven to extrude towards two sides by the first rotating component 27 and the second rotating component 30, so that the spring sleeve 29 slides towards two sides along the slide rods 28, thereby reducing the damage to the protective shell 5 caused by impact, and when the spring sleeve 29 stretches towards two sides, the extrusion rod 32 is driven to slide along the sliding groove 33 towards two sides, and the extrusion rod 32 slides towards two sides and can extrude the inclined block 36 on the second sliding plate 34, so that the second sliding plate 34 slides towards the direction of the personal air-protection filter body 7, the second sliding plate 34 clamps the personal air-protection filter body 7 through the protection pad 35, the personal air-protection filter body 7 is protected during impact, and the personal air-protection filter body 7 is prevented from being damaged due to impact.
In this embodiment, the right side of the base plate 1 is fixedly connected with a third rotating component 37, the lower surface of the third rotating component 37 is rotatably connected with a handle protecting cover 38 through a rotating shaft, and the handle protecting cover 38 can protect the rotating handle 8 from being touched by mistake.
In this embodiment, the outer side wall of the rotary handle 8 is sleeved with an anti-slip sleeve 39, so that the protective housing 5 can be better installed and removed, and slipping during the installation and removal is prevented.
In this embodiment, the upper surface of the protection casing 5 is fixedly connected with the carrying handle 40, the outer side wall of the carrying handle 40 is sleeved with the soft sleeve 41, when the equipment is carried or installed, the equipment can be better operated, and the soft sleeve 41 can reduce the injury to the hands caused by the carrying handle 40.
The working principle of the device is as follows: when the protection shell 5 is required to be disassembled, the rotary handle 8 is pulled outwards, the clamping block 15 is clamped in the clamping hole 14 below the rotary handle 8, when the rotary handle 8 rotates, the rotary handle 8 drives the bevel gear I12 to rotate, the bevel gear I12 drives the bevel gears II 18 to rotate through the rotary rod II 19, the two clamping cylinders 16 are driven to rotate, the annular clamping blocks 17 on the clamping cylinders 16 slide out of the annular clamping grooves 23 in the annular strips 22 on the plugging cylinders 21, the protection shell 5 can be taken out, when the protection shell 5 is required to be installed, the plugging box 6 at the bottom of the protection shell 5 is inserted into the clamping box 3 through the plugging hole 4, the plugging cylinders 21 in the plugging box 6 are clamped with the clamping cylinders 16, then the rotary handle 8 is pulled outwards, then the rotary handle 8 is reset under the rebound of the torsion spring 13, the clamping blocks 15 are clamped in the clamping holes 14 above, and the annular clamping blocks 17 on the clamping cylinders 16 slide to the annular clamping strips 21 on the plugging cylinders 21 to the annular strips 22 in the plugging cylinders 23, so that the protection shell 5 is fixed in the plugging cylinders 5.
Wherein the electrical components appearing herein are all electrical components present in reality.
Of course, the above description is not intended to limit the invention, but rather the invention is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the invention will be within the scope of the invention.

Claims (6)

1. The utility model provides a people's air defense filter shell with safeguard function, includes bottom plate (1), its characterized in that: the utility model discloses a waterproof floor, including bottom plate (1), inside left and right sides homogeneity body shaping of bottom plate (1) has block cavity (2), two the inside lower surface of block cavity (2) is equal fixedly connected with block case (3), two jack-in hole (4) that run through have all been seted up to the inside upper surface of block case (3), the upper surface of bottom plate (1) is provided with protection casing (5), two are passed respectively to protection casing (5) both sides bottom the inside that jack-in hole (4) extended to block case (3), and equal fixedly connected with jack-in case (6), the upper surface fixedly connected with people's air defense filter body (7) of bottom plate (1).
2. A personal air defense filter housing with protection function as defined in claim 1 wherein: the right side of the bottom plate (1) is provided with a rotating handle (8), the inside of the rotating handle (8) is connected with a sliding plate I (9) in a sliding manner, the left side of the sliding plate I (9) is fixedly connected with a rotating rod I (10), the right side of the bottom plate (1) is integrally formed with a rotating groove (11), the left end of the rotating rod I (10) penetrates through the rotating groove (11) to extend into the clamping cavity (2), and is fixedly connected with a bevel gear I (12), the outer side wall of the rotating rod I (10) is sleeved with a torsion spring (13) which is fixedly connected with the outer side wall of the rotating rod I (10), the right end of the torsion spring (13) is fixedly connected with the inner right side of the rotating groove (11), the right side of the bottom plate (1) is uniformly formed with a clamping hole (14) above and below the rotating groove (11), the clamping block (8) is fixedly connected with a bevel gear I (13) through the clamping hole (15) on the left side of the rotating handle (11), two the inside lower surface of block case (3) is all rotated through the pivot and is connected with block cylinder (16), two the inside top fixedly connected with annular fixture block (17) of block cylinder (16), two the equal fixedly connected with bevel gear two (18) of lateral wall of block cylinder (16), the right side the right-hand member of bevel gear two (18) extends to the right side of block case (3), and with bevel gear one (12) meshing is connected, two be connected with dwang two (19) through the pivot rotation between block case (3), the both sides of dwang two (19) just are located two the inside equal fixedly connected with bevel gear three (20) of block cavity (2), two bevel gear three (20) respectively with two the inside upper surface of plug-in connection cylinder (21) of bevel gear two plug-in connection case (6), the top of block cylinder (16) peg graft with inside cylinder (21) meshing is connected, two the inside annular groove (23) are formed in annular groove (23) of block cylinder (21), annular groove (23) are formed in an organic whole.
3. A personal air defense filter housing with protection function as defined in claim 1 wherein: the utility model discloses a protective housing (5), including protection housing (5), telescopic link (24) are all fixedly connected with in the left and right sides top, the left and right sides below of protection housing (5) is all fixedly connected with telescopic link two (25), two telescopic link one (24) and two telescopic link two (25) opposite ends are all fixedly connected with one stripper plate (26) jointly, two opposite sides of stripper plate (26) are all fixedly connected with two rotating assemblies one (27), the lower surface of telescopic link one (24) and the upper surface of telescopic link two (25) are all fixedly connected with slide bar (28), two the opposite ends of slide bar (28) are provided with a spring sleeve (29) jointly, two rotating assemblies II (30) are fixedly connected to opposite sides of the two spring sleeves (29), a supporting rod (31) is connected between the rotating assemblies I (27) and the rotating assemblies II (30) through a rotating shaft in a rotating mode, extrusion rods (32) are fixedly connected to the upper portion and the lower portion of opposite sides of the two spring sleeves (29), sliding grooves (33) are formed in the left side and the right side of the protective shell (5) in a uniform mode, opposite ends of the extrusion rods (32) on two sides extend to the inside of the protective shell (5), sliding plates II (34) are connected to the inside of the protective shell (5) and located on two sides of the civil air defense filter body (7) in a sliding mode, the opposite sides of the two sliding plates (34) are fixedly connected with protection pads (35), and inclined blocks (36) are fixedly connected above and below the opposite sides of the two sliding plates (34).
4. A personal air defense filter housing with protection function as defined in claim 1 wherein: the right side of the bottom plate (1) is fixedly connected with a rotating assembly III (37), and the lower surface of the rotating assembly III (37) is rotatably connected with a handle protection cover (38) through a rotating shaft.
5. A personal air defense filter housing with protection function as defined in claim 2 wherein: an anti-skid sleeve (39) is sleeved on the outer side wall of the rotary handle (8).
6. A personal air defense filter housing with protection function as defined in claim 1 wherein: the upper surface of the protection shell (5) is fixedly connected with a carrying handle (40), and a soft sleeve (41) is sleeved on the outer side wall of the carrying handle (40).
CN202311388915.XA 2023-10-25 2023-10-25 Civil air defense filter shell with protection function Pending CN117427421A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311388915.XA CN117427421A (en) 2023-10-25 2023-10-25 Civil air defense filter shell with protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311388915.XA CN117427421A (en) 2023-10-25 2023-10-25 Civil air defense filter shell with protection function

Publications (1)

Publication Number Publication Date
CN117427421A true CN117427421A (en) 2024-01-23

Family

ID=89554714

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311388915.XA Pending CN117427421A (en) 2023-10-25 2023-10-25 Civil air defense filter shell with protection function

Country Status (1)

Country Link
CN (1) CN117427421A (en)

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