Grid cleaning structure for civil air defense ventilation maintenance
By designing the lifting mechanism and limiting mechanism in the grille cleaning structure of civil defense ventilation and maintenance, the problems of inconvenient lifting and insufficient limiting of cleaning tools in the prior art are solved, and convenient operation and safe use are achieved.
Patent Information
- Application Number
- CN202421476044.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-26
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-06-26
AI Technical Summary
The prior art grille cleaning structure used for civil defense ventilation maintenance cannot effectively lift and limit cleaning tools, resulting in inconvenience of staff cleaning at high places and the cleaning tools are prone to falling.
A grille cleaning structure including a lifting mechanism and a limiting mechanism is designed. The lifting mechanism realizes the lifting and lowering of the cleaning tool through the bevel gear system driven by the motor, and the limiting mechanism realizes the limiting of the cleaning tool through the cooperation of the sliding plate and the limiting block.
It realizes convenient lifting and effective limits of cleaning tools, improves the convenience of operation of staff when cleaning at high places, and prevents the falling of cleaning tools.
Smart Images
Figure CN222684187U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of civil air defense ventilation maintenance, in particular to a grille cleaning structure used for civil air defense ventilation maintenance. Background Art
[0002] Civil air defense is the measures and actions taken by the government to mobilize and organize the people to guard against enemy air attacks and eliminate the consequences. It is referred to as civil air defense. Together with key point air defense and field air defense, it constitutes the national air defense system. It is an important part of modern national defense, an important aspect of national economic and social development, an important part of modern urban construction, and a social welfare undertaking that benefits the country and the people. Underground civil air defense is generally located in the basement. The lighting and ventilation effects in the basement are relatively poor. Ventilation in the basement civil air defense is particularly important. The civil air defense ventilation structure uses ventilation ducts, ventilation fans and grilles for coordinated use.
[0003] However, the prior art still has the following problems:
[0004] Firstly, when the grille cleaning structures used in the prior art for civil air defense ventilation maintenance cooperate with the staff to clean the grilles, most of the grille cleaning structures used for civil air defense ventilation maintenance cannot properly lift and lower the cleaning tools, resulting in the staff having to frequently walk up and down when cleaning high places.
[0005] Secondly, when the grille cleaning structures used in the prior art for civil air defense ventilation maintenance cooperate with the staff to clean the grilles, most of the grille cleaning structures used for civil air defense ventilation maintenance cannot limit the cleaning tools well, causing the cleaning tools to easily fall when moving.
[0006] In view of the above problems, the inventors proposed a grille cleaning structure for civil air defense ventilation maintenance to solve the above problems. Utility Model Content
[0007] In order to solve the problem that most grille cleaning structures used for civil air defense ventilation maintenance cannot properly lift and lower the cleaning tools and most grille cleaning structures used for civil air defense ventilation maintenance cannot properly limit the cleaning tools; the purpose of the utility model is to provide a grille cleaning structure used for civil air defense ventilation maintenance.
[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a grille cleaning structure for civil air defense ventilation maintenance, comprising a bottom plate, a lifting mechanism is fixedly provided on the upper end of the bottom plate, the lifting mechanism is used to lift and lower cleaning tools, a storage rack is fixedly provided on the upper end of the lifting mechanism, two limiting mechanisms are fixedly provided on the upper end of the storage rack, the limiting mechanisms are used to limit the cleaning tools, the lifting mechanism comprises a lifting cylinder, a motor is provided on one side of the lifting cylinder, a first bevel gear is fixedly provided on the output end of the motor, and the outer surface of the first bevel gear is meshingly connected with a first gear. Two bevel gears, a threaded rod is fixedly provided on the inner surface of the second bevel gear, a lifting rod is threadedly sleeved on the outer surface of the threaded rod, four brake wheels are fixedly provided at the lower end of the base plate, and the four brake wheels are distributed in a rectangular array, a support frame is fixedly provided on one side of the motor, and one side of the support frame is fixedly connected to the outer surface of the lifting cylinder, two sliding plates are fixedly provided on the outer surface of the lifting rod, and two sliding grooves are provided on the inner surface of the lifting cylinder for respectively cooperating with the two sliding plates, a fixing plate is fixedly provided on the upper end of the lifting rod, and the upper end of the fixing plate is fixedly connected to the lower end of the storage rack.
[0009] Preferably, the limiting mechanism includes a limiting plate, a limiting frame is slidably provided on one side of the limiting plate, two limiting blocks are fixedly provided on one side of the limiting frame, a limiting rod is slidably provided on one side of the inner surface of the limiting frame, a spring is sleeved on the outer surface of the limiting rod, a limiting cylinder is fixedly provided on one end of the limiting rod, a pull ring is fixedly provided on one end of the two limiting rods, and one side of the two pull rings are respectively fitted with one side of the two limiting frames, and a slide plate used in conjunction with the storage rack is fixedly provided on one end of the two limiting cylinders.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] 1. The utility model uses a lifting mechanism. When the staff needs to clean the grille of the air defense ventilation maintenance, the height of the cleaning tool can be adjusted, so that it is convenient to take the cleaning tool at a high place, so that the grille cleaning structure for air defense ventilation maintenance can well lift the cleaning tool;
[0012] 2. The utility model uses a limiting mechanism to limit the cleaning tool when the staff needs to move it for cleaning, thereby preventing the cleaning tool from falling, so that the grille cleaning structure used for civil air defense ventilation maintenance can limit the cleaning tool well. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a schematic diagram of the structure of the utility model.
[0015] Figure 2 It is a schematic cross-sectional view of the lifting mechanism structure of the utility model.
[0016] Figure 3 It is a schematic cross-sectional view of the limit mechanism structure of the utility model.
[0017] In the figure: 1, bottom plate; 2, lifting mechanism; 3, limiting mechanism; 4, storage rack; 5, brake wheel; 20, lifting cylinder; 21, second bevel gear; 22, first bevel gear; 23, motor; 24, support frame; 25, threaded rod; 26, lifting rod; 27, fixed plate; 28, sliding plate; 29, sliding groove; 30, limiting plate; 31, limiting frame; 32, pull ring; 33, limiting rod; 34, spring; 35, limiting cylinder; 36, slide plate; 37, limiting block. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] Embodiment 1: Figure 1-2 As shown, the utility model provides a grille cleaning structure for civil air defense ventilation maintenance, including a base plate 1, a lifting mechanism 2 is fixedly provided on the upper end of the base plate 1, a storage rack 4 is fixedly provided on the upper end of the lifting mechanism 2, two limiting mechanisms 3 are fixedly provided on the upper end of the storage rack 4, the lifting mechanism 2 includes a lifting cylinder 20, a motor 23 is provided on one side of the lifting cylinder 20, a first bevel gear 22 is fixedly provided on the output end of the motor 23, the outer surface of the first bevel gear 22 is meshingly connected with the second bevel gear 21, the inner surface of the second bevel gear 21 is fixedly provided with a threaded rod 25, and the outer surface of the threaded rod 25 is threadedly sleeved with a lifting rod 26.
[0020] The motor 23 in the support frame 24 on the outer surface of the lifting cylinder 20 is started through the lifting mechanism 2, so that the output end of the motor 23 can drive the first bevel gear 22 to rotate, so that the first bevel gear 22 can drive the threaded rod 25 to rotate through the second bevel gear 21, so that the threaded rod 25 can drive the lifting rod 26 to be lifted and lowered, and the sliding plate 28 and the sliding groove 29 can be used for sliding limit, and the storage rack 4 can be driven to be lifted and lowered through the fixed plate 27, so that the grille cleaning structure used for civil air defense ventilation maintenance can well lift and lower the cleaning tools.
[0021] Four brake wheels 5 are fixedly provided at the lower end of the base plate 1, and the four brake wheels 5 are distributed in a rectangular array, a support frame 24 is fixedly provided on one side of the motor 23, and one side of the support frame 24 is fixedly connected to the outer surface of the lifting cylinder 20, two sliding plates 28 are fixedly provided on the outer surface of the lifting rod 26, and two sliding grooves 29 are provided on the inner surface of the lifting cylinder 20 for use with the two sliding plates 28 respectively, a fixing plate 27 is fixedly provided on the upper end of the lifting rod 26, and the upper end of the fixing plate 27 is fixedly connected to the lower end of the storage rack 4.
[0022] The lifting rod 26 can be moved and fixed by the brake wheel 5, the motor 23 can be fixed on the outer surface of the lifting cylinder 20 through the support frame 24, the lifting rod 26 can be slidably limited by the sliding plate 28 and the sliding groove 29, and the lifting rod 26 can drive the storage rack 4 to move through the fixing plate 27.
[0023] Embodiment 2: Figure 3 As shown, the limiting mechanism 3 includes a limiting plate 30, a limiting frame 31 is slidably provided on one side of the limiting plate 30, two limiting blocks 37 are fixedly provided on one side of the limiting frame 31, a limiting rod 33 is slidably provided on one side of the inner surface of the limiting frame 31, a spring 34 is sleeved on the outer surface of the limiting rod 33, and a limiting tube 35 is fixedly provided at one end of the limiting rod 33.
[0024] Through the limiting mechanism 3, when the cleaning tool is placed, the limiting cylinder 35 will be driven to move through the slide plate 36, so that the limiting cylinder 35 can drive the limiting rod 33 to slide in the limiting frame 31 on one side of the limiting plate 30, and the limiting frame 31 can be limited by the limiting block 37. Then, the limiting cylinder 35 can be moved by the spring 34, and the cleaning tool can be limited and fixed. The cleaning tool can be released by pulling the pull ring 32, so that the grille cleaning structure used for civil air defense ventilation maintenance can limit the cleaning tool well.
[0025] A pull ring 32 is fixedly provided at one end of the two limit rods 33 , and one side of the two pull rings 32 is respectively fitted with one side of the two limit frames 31 , and a slide plate 36 used in conjunction with the storage rack 4 is fixedly provided at one end of the two limit cylinders 35 .
[0026] The restriction on the cleaning tool can be released by pulling the pull ring 32 , and the cleaning tool can be quickly placed in the storage rack 4 through the slide plate 36 .
[0027] Working principle: through the lifting mechanism 2, the motor 23 in the support frame 24 on the outer surface of the lifting cylinder 20 is started, so that the output end of the motor 23 can drive the first bevel gear 22 to rotate, so that the first bevel gear 22 can drive the threaded rod 25 to rotate through the second bevel gear 21, so that the threaded rod 25 can drive the lifting rod 26 to lift, and the sliding plate 28 and the sliding groove 29 can be used for sliding limit, and the fixed plate 27 can be used to drive the storage rack 4 to lift, so that the grille cleaning structure used for civil air defense ventilation maintenance can well lift and lower the cleaning tools;
[0028] The lifting rod 26 can be moved and fixed by the brake wheel 5, the motor 23 can be fixed on the outer surface of the lifting cylinder 20 through the support frame 24, the lifting rod 26 can be slidably limited by the sliding plate 28 and the sliding groove 29, and the lifting rod 26 can drive the storage rack 4 to move through the fixing plate 27;
[0029] Through the limiting mechanism 3, when the cleaning tool is placed, the limiting cylinder 35 is driven to move through the slide plate 36, so that the limiting cylinder 35 can drive the limiting rod 33 to slide in the limiting frame 31 on one side of the limiting plate 30, and the limiting frame 31 can be limited by the limiting block 37, and then the limiting cylinder 35 can be moved by the spring 34, and the cleaning tool is limited and fixed, and the limit of the cleaning tool can be released by pulling the pull ring 32, so that the grille cleaning structure used for civil air defense ventilation maintenance can well limit the cleaning tool;
[0030] The restriction on the cleaning tool can be released by pulling the pull ring 32 , and the cleaning tool can be quickly placed in the storage rack 4 through the slide plate 36 .
[0031] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A grille cleaning structure for civil air defense ventilation maintenance, comprising a bottom plate (1), characterized in that: A lifting mechanism (2) is fixedly provided on the upper end of the bottom plate (1), a storage rack (4) is fixedly provided on the upper end of the lifting mechanism (2), and two limiting mechanisms (3) are fixedly provided on the upper end of the storage rack (4); The lifting mechanism (2) comprises a lifting cylinder (20), a motor (23) is provided on one side of the lifting cylinder (20), a first bevel gear (22) is fixedly provided at the output end of the motor (23), a second bevel gear (21) is meshedly connected to the outer surface of the first bevel gear (22), a threaded rod (25) is fixedly provided on the inner surface of the second bevel gear (21), and a lifting rod (26) is threadedly sleeved on the outer surface of the threaded rod (25).
2. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 1, characterized in that: The limiting mechanism (3) comprises a limiting plate (30), a limiting frame (31) is slidably provided on one side of the limiting plate (30), two limiting blocks (37) are fixedly provided on one side of the limiting frame (31), a limiting rod (33) is slidably provided on one side of the inner surface of the limiting frame (31), a spring (34) is sleeved on the outer surface of the limiting rod (33), and a limiting cylinder (35) is fixedly provided on one end of the limiting rod (33).
3. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 1, characterized in that: Four brake wheels (5) are fixedly provided at the lower end of the base plate (1), and the four brake wheels (5) are distributed in a rectangular array.
4. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 1, characterized in that: A support frame (24) is fixedly provided on one side of the motor (23), and one side of the support frame (24) is fixedly connected to the outer surface of the lifting cylinder (20).
5. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 1, characterized in that: Two sliding plates (28) are fixedly provided on the outer surface of the lifting rod (26), and two sliding grooves (29) are provided on the inner surface of the lifting cylinder (20) for use with the two sliding plates (28) respectively.
6. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 1, characterized in that: A fixing plate (27) is fixedly provided on the upper end of the lifting rod (26), and the upper end of the fixing plate (27) is fixedly connected to the lower end of the storage rack (4).
7. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 2, characterized in that: A pull ring (32) is fixedly provided at one end of each of the two limit rods (33), and one side of the two pull rings (32) is respectively fitted with one side of the two limit frames (31).
8. A grille cleaning structure for civil air defense ventilation maintenance as claimed in claim 2, characterized in that: A slide plate (36) used in conjunction with the storage rack (4) is fixedly provided at one end of each of the two limiting cylinders (35).