Downhole stair with safety protection function
By designing a downhole staircase with safety protection functions, and using side panels to clamp the upper of the staff, the shoe sole slippage caused by water droplets and moss in the shaft is solved, safety is improved, and the personal safety of the staff is protected.
Patent Information
- Application Number
- CN202420547783.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-03-20
AI Technical Summary
During long-term use, the shaft is cold and wet, causing water droplets and growing moss on the support rod, reducing the friction between the soles of the staff and the support rod, which leads to slipping of the soles, endangering the personal safety of the staff.
A downhole staircase with safety protection is designed, including stair rods, support plates and guide components. By setting up support rods, rotating shafts, gears, racks, toothed rods, vertical rods and side plates, the side plates are used to clamp the upper of the staff from the side, increasing the contact area, improving the fixing effect, and reducing the slippage of the sole.
By increasing the contact area between the upper and the stairs, the fixing effect of the staff is improved, the sole slippage caused by water droplets and moss is reduced, the safety during use is improved, and the personal safety of the staff is protected.
Smart Images
Figure CN222575555U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of stairs, in particular to a down-to-well staircase with a safety protection function. Background Art
[0002] Stairs are tools used for vertical movement in a building.
[0003] In the current existing technology, the down-well stairs refer to the ladders installed on the side walls of the shaft, which are used for the movement of workers between the ground and the working area under the shaft. The ladder is mainly composed of ladder rods on both sides and a group of support rods. The support rods are used for the workers to step on. The ladder is generally made of metal.
[0004] However, after long-term use, the shaft becomes cold and humid, and water droplets and moss grow on the support poles. The water droplets and moss can reduce the friction between the soles of the workers' shoes and the support poles, which in turn causes the soles of the shoes to slip, endangering the personal safety of the workers. Therefore, a shaft-descent staircase with a safety protection function is proposed to address the above problem. Utility Model Content
[0005] In order to make up for the deficiencies of the prior art and solve the problem that, during long-term use, the shaft becomes cold and humid, water droplets are generated and moss grows on the support poles, and the water droplets and moss can reduce the friction between the soles of the workers' shoes and the support poles, which in turn causes the soles of the shoes to slip and endangers the personal safety of the workers, the utility model proposes a shaft-going staircase with a safety protection function.
[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes a downhole staircase with a safety protection function, comprising a stair rod, a support plate and a guide assembly; a group of support rods are fixedly connected between a pair of the stair rods; a cavity is provided in the support rod; a pair of rotating shafts are rotatably connected on the inner side wall of the cavity; a gear is fixed on the rotating shaft; a pair of toothed rods are symmetrically provided at the top and bottom of the gear; the toothed rods and the gears are meshed with each other; a vertical rod is fixedly connected to the side of the toothed rod; a sliding groove is provided at the top of the cavity; the vertical rod is slidably connected to the sliding groove; a side plate is fixedly connected to the top of the vertical rod; a vertical hole is provided on the support rod; a rack is slidably connected in the vertical hole; the rack and the gear are meshed with each other; and the support plate is fixedly connected to the top of the rack.
[0007] Preferably, the guide assembly includes a guide cylinder; the guide cylinder passes through the cavity wall and is fixedly connected thereto; a guide rod is fixedly connected at a position corresponding to the bottom side of the support plate and the guide cylinder; the guide rod passes through the guide cylinder and is slidably connected thereto; a spring is fixedly connected between the top of the guide cylinder and the bottom side of the support plate.
[0008] Preferably, a rubber sleeve is fixedly connected to the bottom side of the support plate; the bottom side of the rubber sleeve is fixedly connected to the top side of the support rod; and the vertical rod and the rack are both located inside the rubber sleeve.
[0009] Preferably, a guide groove is provided on the side of the cavity; a guide block is fixedly connected to the side of the vertical rod close to the guide groove; the guide block passes through the guide groove and is slidably connected thereto; and one end of the guide block away from the gear rod is fixedly connected to a limiting plate.
[0010] Preferably, a rubber pad is fixedly connected to the top side of the support plate; a rubber convex strip is fixedly connected to the top side of the rubber pad; and an arc-shaped rubber block is fixedly connected to the side of the side plate close to the support plate.
[0011] Preferably, a group of rod bodies are fixedly connected to one side of the stair rod away from the support rod; a handrail is fixedly connected to the end of the rod body; a group of protective sleeves are fixedly connected to the handrail; and a group of annular grooves are formed on the protective sleeves.
[0012] The utility model is beneficial in that:
[0013] 1. The utility model is provided with a support rod, a rotating shaft, a gear, a rack, a toothed rod, a vertical rod, a support plate and a side plate. When in use, the staff puts the sole of the foot on the support plate, and then the support rod moves downward, and then the support rod mobilizes the guide rod and the toothed rod to move downward, and the movement of the toothed rod drives the gear and the rotating shaft to rotate clockwise, and the two toothed rods are driven to move by the gear, and the toothed rod drives the two vertical rods and the side plates to approach each other, and the side plates are clamped from the side by the side plates to clamp the staff's shoe surface, thereby increasing the contact area with the shoe surface, improving the fixing effect, and further reducing the slipping of the sole due to vertical and moss, thereby improving safety and protecting the personal safety of the staff.
[0014] 2. The utility model provides a rod body, handrails and a protective cover. When in use, the rod body and handrails are provided, so that the staff can be protected from the side when climbing down. When slipping or stepping on air, the handrails and the rod body on the sides can support the body, thereby reducing the occurrence of safety accidents of falling. Then, the annular groove can fit with the fingers of the staff. Placing the fingers in the annular groove can improve the fixing effect of the palm and improve safety. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] 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.
[0016] Figure 1This is a schematic diagram of the staircase rod structure of the first embodiment;
[0017] Figure 2 It is a schematic diagram of the local structure of the support rod of the first embodiment;
[0018] Figure 3 This is a schematic diagram of the limiting plate structure of the first embodiment;
[0019] Figure 4 for Figure 2 A partial enlarged view of the middle A;
[0020] Figure 5 It is a schematic structural diagram of the plate body of the second embodiment.
[0021] In the figure: 11, stair rod; 12, support rod; 13, cavity; 14, rotating shaft; 15, gear; 16, gear rod; 17, vertical rod; 18, side plate; 19, support plate; 21, guide cylinder; 22, guide rod; 3, rubber sleeve; 41, rubber pad; 42, rubber block; 43, rubber convex strip; 51, guide plate; 52, limit plate; 53, guide groove; 61, rod body; 62, handrail; 63, protective sleeve; 64, annular groove; 7, plate body. DETAILED DESCRIPTION
[0022] 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.
[0023] Embodiment 1
[0024] See also Figure 1-4As shown, a down-well staircase with a safety protection function comprises a stair rod 11, a support plate 19 and a guide assembly; a pair of stair rods 11 are fixedly connected between a group of support rods 12; a cavity 13 is formed in the support rod 12; a pair of rotating shafts 14 are rotatably connected to the inner wall of the cavity 13; a gear 15 is fixedly connected to the rotating shaft 14; a pair of toothed rods 16 are symmetrically provided at the top and bottom of the gear 15; the toothed rod 16 and the gear 15 are meshed with each other; a vertical rod 17 is fixedly connected to the side of the toothed rod 16; The top of the cavity 13 is provided with a sliding groove; the vertical rod 17 is slidably connected to the sliding groove; the top of the vertical rod 17 is fixedly connected to a side plate 18; the support rod 12 is provided with a vertical hole; a rack is slidably connected in the vertical hole; the rack and the gear 15 are meshed with each other; a support plate 19 is fixedly connected to the top of the rack; the guide assembly includes a guide cylinder 21; the guide cylinder 21 passes through the wall of the cavity 13 and is fixedly connected thereto; a guide rod 22 is fixedly connected to the bottom of the support plate 19 at a position corresponding to the guide cylinder 21; the guide rod 22 The guide tube 21 penetrates and is slidably connected with it; a spring is fixedly connected between the top of the guide tube 21 and the bottom side of the support plate 19; during long-term use, the shaft is cold and humid, and water droplets and moss are generated on the support rod 12. The water droplets and moss can reduce the friction between the soles of the staff's shoes and the support rod 12, which will cause the soles to slip, endangering the personal safety of the staff. During use, the staff puts the soles of their feet on the support plate 19, and then the support rod 12 moves downward, and then the support rod 12 mobilizes the guide rod 22 and the rack to move downward, and the movement of the rack drives the gear 15 and the rotating shaft 14 to rotate clockwise, and then the gear 15 drives the two gear rods 16 to move, and the gear rod 16 drives the two vertical rods 17 and the side plates 18 to approach each other, and the side plates 18 clamp the staff's shoe uppers from the side, so as to increase the contact area with the shoe upper, improve the fixing effect, and reduce the situation of the soles slipping due to vertical and moss, thereby improving the safety during use and protecting the personal safety of the staff.
[0025] The present practical embodiment further provides that a rubber sleeve 3 is fixedly connected to the bottom side of the support plate 19; the bottom side of the rubber sleeve 3 is fixedly connected to the top side of the support rod 12; the vertical rod 17 and the rack are both located inside the rubber sleeve 3; when in use, the gap between the bottom of the support plate 19 and the support rod 12 can be shielded by providing the rubber sleeve 3, thereby reducing the possibility of external foreign matter getting stuck in the bottom of the support plate 19, achieving a protective effect and making it less likely for the support plate 19 to get stuck.
[0026] The present practical embodiment further provides that a guide groove 53 is opened on the side of the cavity 13; a guide block 51 is fixedly connected to the side of the vertical rod 17 close to the guide groove 53; the guide block 51 passes through the guide groove 53 and is slidably connected thereto; the end of the guide block 51 away from the gear rod 16 is fixedly connected to a limiting plate 52; when in use, the gear rod 16 moves, and then the gear rod 16 drives the guide block 51 to slide in the guide groove 53, and the movement of the rack can be positioned and guided by the sliding of the guide block 51, thereby improving the stability of the movement, and by providing the limiting plate 52, the sliding of the gear rod 16 on the gear 15 can be reduced.
[0027] The present practical embodiment further provides that a rubber pad 41 is fixedly connected to the top side of the support plate 19; a rubber convex strip 43 is fixedly connected to the top side of the rubber pad 41; an arc-shaped rubber block 42 is fixedly connected to the side of the side plate 18 close to the support plate 19; when in use, the rubber pad 41 is provided to increase the friction between the support rod 12 and the sole, thereby reducing the slipping of the sole of the staff, protecting and improving safety, and the rubber convex strip 43 is provided to cooperate with the anti-skid pattern of the sole, thereby further improving the anti-skid effect, and when in use, the arc-shaped rubber block 42 is provided to increase the friction with the upper of the staff's shoe, thereby further improving the fixing effect.
[0028] The present practical embodiment further provides that a group of rod bodies 61 are fixedly connected to one side of the stair rod 11 away from the support rod 12; a handrail 62 is fixedly connected to the end of the rod body 61; a group of protective sleeves 63 are fixedly connected to the handrail 62; a group of annular grooves 64 are opened on the protective sleeve 63; when in use, by setting the rod body 61 and the handrail 62, the staff can be protected from the side when climbing down, and when slipping or stepping on air, the handrail 62 and the rod body 61 on the side can support the body, thereby reducing the safety accidents of falling, and then the annular groove 64 can fit with the fingers of the staff, and the fingers are placed in the annular groove 64, which can improve the fixing effect of the palm and improve safety.
[0029] Embodiment 2
[0030] See also Figure 5 As shown, compared with Example 1, as another implementation of the utility model, the side panel 18 is fixedly connected with a plate body 7 on the side away from the support rod 12. When in use, when the two side panels 18 are closed, the plate body 7 can be stuck on the instep, and one side can fix the sole of the foot, thereby improving the fixing effect and reducing the situation where the staff slips and falls.
[0031] Working principle: when used for a long time, the shaft is cold and humid, and water droplets and moss grow on the support rod 12. The water droplets and moss can reduce the friction between the soles of the staff and the support rod 12, which will cause the soles to slip, endangering the personal safety of the staff. When in use, the staff puts the soles of their feet on the support plate 19, and then the support rod 12 moves downward, and then the support rod 12 mobilizes the guide rod 22 and the rack to move downward, and the movement of the rack drives the gear 15 and the rotating shaft 14 to rotate clockwise, and then the gear 15 drives the two gear rods 16 to move, and the gear 16 drives the two gear rods 16 to move. The rod 16 drives the two vertical rods 17 and the side plates 18 to move closer to each other, and the side plates 18 clamp the staff's shoe uppers from the side, so as to increase the contact area with the shoe uppers, improve the fixing effect, and reduce the slipping of the soles due to vertical and moss, thereby improving the safety during use and protecting the personal safety of the staff. The rubber sleeve 3 can be set to block the gap between the bottom of the support plate 19 and the support rod 12, so as to reduce the external foreign matter stuck in the bottom of the support plate 19, play a protective effect, and make it difficult for the support plate 19 to get stuck. , the gear rod 16 moves, and then the gear rod 16 drives the guide block 51 to slide in the guide groove 53. By setting the sliding of the guide block 51, the movement of the rack can be positioned and guided to improve the stability of the movement. By setting the limit plate 52, the sliding of the gear rod 16 on the gear 15 can be reduced. By setting the rubber pad 41, the friction between the support rod 12 and the sole can be increased, the slipping of the sole of the staff can be reduced, and the safety can be improved. By setting the rubber convex strip 43, it can cooperate with the anti-skid pattern of the sole, so as to further To improve the anti-slip effect, when in use, by setting the arc-shaped rubber block 42, the friction with the staff's shoe surface can be increased, and the fixing effect can be further improved. By setting the rod body 61 and the handrail 62, the staff can be protected from the side when climbing down. When slipping and stepping on air, the side handrails 62 and the rod body 61 can support the body, thereby reducing the occurrence of safety accidents of falling. Then the annular groove 64 can fit with the staff's fingers. Placing the fingers in the annular groove 64 can improve the fixing effect of the palm and improve safety.
[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A down-to-well staircase with safety protection function, characterized in that: The invention comprises a stair rod (11), a support plate (19) and a guide assembly; a group of support rods (12) are fixedly connected between a pair of the stair rods (11); a cavity (13) is provided in the support rod (12); a pair of rotating shafts (14) are rotatably connected to the inner side wall of the cavity (13); a gear (15) is fixedly connected to the rotating shaft (14); a pair of toothed rods (16) are symmetrically provided at the top and bottom of the gear (15); the toothed rods (16) and the gear (15) are meshed with each other; a vertical rod (17) is fixedly connected to the side of the toothed rod (16); a sliding groove is provided at the top of the cavity (13); the vertical rod (17) is slidably connected to the sliding groove; a side plate (18) is fixedly connected to the top of the vertical rod (17); a vertical hole is provided in the support rod (12); a rack is slidably connected in the vertical hole; the rack and the gear (15) are meshed with each other; and a support plate (19) is fixedly connected to the top of the rack.
2. A down-to-the-shaft staircase with safety protection function according to claim 1, characterized in that: The guide assembly comprises a guide cylinder (21); the guide cylinder (21) penetrates through the wall of the cavity (13) and is fixedly connected thereto; a guide rod (22) is fixedly connected at a position corresponding to the guide cylinder (21) on the bottom side of the support plate (19); the guide rod (22) penetrates through the guide cylinder (21) and is slidably connected thereto; and a spring is fixedly connected between the top of the guide cylinder (21) and the bottom side of the support plate (19).
3. The down-to-the-shaft staircase with safety protection function according to claim 2 is characterized in that: The bottom side of the support plate (19) is fixedly connected with a rubber sleeve (3); the bottom side of the rubber sleeve (3) is fixedly connected with the top side of the support rod (12); the vertical rod (17) and the rack are both located inside the rubber sleeve (3).
4. The down-to-well staircase with safety protection function according to claim 3 is characterized in that: A guide groove (53) is provided on the side of the cavity (13); a guide block (51) is fixedly connected to the side of the vertical rod (17) close to the guide groove (53); the guide block (51) passes through the guide groove (53) and is slidably connected thereto; and one end of the guide block (51) away from the gear rod (16) is fixedly connected to a limiting plate (52).
5. The down-to-the-shaft staircase with safety protection function according to claim 4 is characterized in that: A rubber pad (41) is fixedly connected to the top side of the support plate (19); a rubber convex strip (43) is fixedly connected to the top side of the rubber pad (41); and an arc-shaped rubber block (42) is fixedly connected to the side of the side plate (18) close to the support plate (19).
6. The down-to-the-shaft staircase with safety protection function according to claim 5 is characterized in that: A group of rod bodies (61) are fixedly connected to one side of the staircase rod (11) away from the support rod (12); a handrail (62) is fixedly connected to the end of the rod body (61); a group of protective sleeves (63) are fixedly connected to the handrail (62); and a group of annular grooves (64) are formed on the protective sleeve (63).