CN213536963U - Escalator with prevent falling down function - Google Patents

Abstract

The utility model provides a hand elevator with prevent falling down function, includes the step at least, the top of step is provided with the antiskid ribbed tile, a plurality of fixed slots have been seted up to the lower surface of antiskid ribbed tile, the inside of fixed slot is provided with fixing device, fixing device is at least including fixing the sucking disc on the step, the top of sucking disc is connected with first fixed cylinder, the inside of first fixed cylinder is provided with first piston, the top of first piston is fixed with the connecting rod, the end fixing of connecting rod has the second piston, the outside of second piston is provided with the fixed cylinder of second, the both sides of the fixed cylinder of second all are connected with elevating gear through the trachea, elevating gear's end fixing has the lower surface of briquetting and the last surface contact of sucking disc. The utility model discloses a set up a plurality of fixing device on the antiskid ribbed tile to can be with fixing firmly on the step of antiskid ribbed tile, thereby avoided the antiskid ribbed tile to take place from the condition of step landing.

Description

Escalator with prevent falling down function

Technical Field

The utility model relates to a hand elevator's technical field specifically is a hand elevator with prevent falling down function.

Background

The escalator consists of a ladder way (a modified slat conveyor) and handrails (a modified belt conveyor) on both sides. The main components of the device comprise steps, a traction chain and a chain wheel, a guide rail system, a main transmission system (comprising a motor, a speed reducer, a brake, an intermediate transmission link and the like), a driving main shaft, a ladder way tensioning device, a handrail system, a comb plate, a ladder framework, an electric system and the like. The stairs move horizontally at the entrance of the passenger (the passengers can conveniently climb the stairs), and then the stairs are gradually formed; the steps gradually disappear near the outlet, and the steps move horizontally again. The movements are realized by the main wheels and the auxiliary wheels of the steps respectively walking along different step guide rails.

Considering the phenomenon that old people or children may fall down when taking the escalator, a defending slide plate is usually adhered on the step or antiskid lines are arranged on the step, on one hand, the antiskid lines are easy to be ground flat after long-time use, and the antiskid effect is lost; on the other hand, after the antiskid plates adhered to the steps are used for a period of time, the positions of the antiskid plates may shift, even the antiskid plates slide off the steps, so that a escalator with the anti-falling function, which can firmly fix the antiskid plates on the steps, needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: provides a hand elevator with a falling prevention function, which aims to solve the problems in the prior art.

The technical scheme of the utility model is that: a hand elevator with anti-falling function at least comprises steps, anti-skid plates and a fixing device, the top of the stair is provided with an antiskid plate, the lower surface of the antiskid plate is provided with a plurality of fixing grooves, the fixing device is arranged in the fixing groove and at least comprises a sucker fixed on the stair, the top of the sucker is connected with a first fixed cylinder, a first piston is arranged in the first fixed cylinder, the outer surface of the first piston is in contact with the inner wall of the first fixed cylinder, a connecting rod is fixed at the top of the first piston, a second piston is fixed at the end part of the connecting rod, a second fixed cylinder which is in a matched structure with the second piston is arranged at the outer side of the second piston, the both sides of the second fixed cylinder are connected with a lifting device through air pipes, a pressing block is fixed at the end of the lifting device, and the lower surface of the pressing block is in contact with the upper surface of the sucker.

As a further aspect of the present invention: the lifting device at least comprises a third fixing cylinder communicated with the air pipe, a moving rod is arranged inside the third fixing cylinder, a third piston is fixed at the end of the moving rod, a fixing rod is fixed at the bottom end of the third piston, a buffer block is fixed at the bottom end of the fixing rod, and the upper surface of a pressing block is fixed below the buffer block.

As a further aspect of the present invention: the top of the moving rod is provided with a thread groove, a screw rod which is in a matched structure with the thread groove is arranged inside the thread groove, and the top end of the screw rod is connected with a micro motor.

As a further aspect of the present invention: the buffer block at least comprises two fixing plates with symmetrical positions, and a spring column is arranged between the two fixing plates.

As a further aspect of the present invention: the number of the spring columns is at least two.

As a further aspect of the present invention: and a sealing ring is fixed below the sucker.

Compared with the prior art, the beneficial effects of the utility model are that: through the scheme, the utility model discloses a set up a plurality of fixing device on the antiskid ribbed tile to can be with fixing firmly on the step of antiskid ribbed tile, thereby avoided the antiskid ribbed tile to take place from the condition of step landing.

Particularly, at first, start micro motor, it rotates to drive the screw rod, make the third piston, the dead lever, buffer block and briquetting downstream, make the sucking disc support the sealing washer on the step, the leakproofness of sucking disc has been guaranteed, and simultaneously, the in-process that the third piston removed, the trachea inhales the fixed section of thick bamboo of third with the air in the fixed section of thick bamboo of second, make the second piston, connecting rod and first piston rebound, thereby reduced the inside pressure of sucking disc, and then under the prerequisite of guaranteeing the sucking disc leakproofness, adsorb the sucking disc firmly on the step, take place relative movement with avoiding antiskid ribbed tile and step, then strengthened the utility model discloses an excellent in use effect.

Drawings

Fig. 1 is a schematic front view of a escalator with an anti-falling function;

fig. 2 is a schematic front view of the fixing device of the present invention;

fig. 3 is a schematic view of the front view structure of the middle lifting device of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a escalator with a falling prevention function at least comprises a step 1, an anti-slip plate 2 and a fixing device 3, wherein the anti-slip plate 2 is arranged on the top of the step 1, a plurality of fixing grooves 21 are formed in the lower surface of the anti-slip plate 2, the fixing device 3 is arranged inside the fixing grooves 21, the fixing device 3 at least comprises a suction cup 31 fixed on the step 1, the top of the suction cup 31 is connected with a first fixing cylinder 32, a first piston 33 is arranged inside the first fixing cylinder 32, the outer surface of the first piston 33 is in contact with the inner wall of the first fixing cylinder 32, a connecting rod 34 is fixed on the top of the first piston 33, a second piston 35 is fixed on the end of the connecting rod 34, a second fixing cylinder 36 which is in a matching structure with the second piston 35 is arranged on the outer side of the second piston 35, and two sides of the second fixing cylinder 36 are both connected with a lifting device 4 through an air pipe, a pressing block 5 is fixed at the end of the lifting device 4, and the lower surface of the pressing block 5 is in contact with the upper surface of the suction cup 31. Elevating gear 4 includes the third fixed cylinder 41 with the trachea intercommunication at least, the inside of the third fixed cylinder 41 is provided with the carriage release lever 42, the end fixing of carriage release lever 42 has third piston 43, the bottom mounting of third piston 43 has dead lever 44, the bottom mounting of dead lever 44 has buffer block 45, and the upper surface mounting of briquetting 5 is in the below of buffer block 45. The top of the moving rod 42 is provided with a thread groove 421, a screw 422 which is matched with the thread groove 421 is arranged in the thread groove 421, and the top end of the screw 422 is connected with a micro motor 423. The buffer block 45 at least comprises two fixing plates 451 with symmetrical positions, and a spring column 452 is arranged between the two fixing plates 451. The number of the spring posts 452 is at least two.

In actual installation, a sealing ring 6 is fixed below the suction cup 31.

During actual operation, at first, start micro motor 423, drive screw 422 and rotate, make third piston 43, dead lever 44, buffer block 45 and briquetting 5 downstream, make sucking disc 31 support sealing washer 6 on step 1, the leakproofness of sucking disc 31 has been guaranteed, and simultaneously, the in-process that third piston 43 removed, the trachea inhales the fixed section of thick bamboo 41 of third with the air in the fixed section of thick bamboo 36 of second, make second piston 35, connecting rod 34 and first piston 33 upstream, thereby reduced the inside pressure of sucking disc 31, and then under the prerequisite of guaranteeing the leakproofness of sucking disc 31, adsorb sucking disc 31 firmly on step 1, take place relative movement with step 1 in order to avoid antiskid ribbed tile 2, strengthened then the utility model discloses an effect is used.

To sum up, the utility model discloses a set up a plurality of fixing device 3 on antiskid ribbed tile 2 to can be with 2 firm fixes on step 1 of antiskid ribbed tile, thereby avoided 2 circumstances emergence of landing from step 1 of antiskid ribbed tile.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a hand elevator with prevent falling down function which characterized in that: the anti-skid device at least comprises a step (1), an anti-skid plate (2) and a fixing device (3), wherein the anti-skid plate (2) is arranged at the top of the step (1), a plurality of fixing grooves (21) are formed in the lower surface of the anti-skid plate (2), the fixing device (3) is arranged inside the fixing grooves (21), the fixing device (3) at least comprises a sucker (31) fixed on the step (1), the top of the sucker (31) is connected with a first fixing cylinder (32), a first piston (33) is arranged inside the first fixing cylinder (32), the outer surface of the first piston (33) is in contact with the inner wall of the first fixing cylinder (32), a connecting rod (34) is fixed at the top of the first piston (33), a second piston (35) is fixed at the end of the connecting rod (34), a second fixing cylinder (36) which is in a matched structure with the second piston (35) is arranged on the outer side of the second piston (35), both sides of the second fixing cylinder (36) are connected with a lifting device (4) through air pipes, a pressing block (5) is fixed at the end of the lifting device (4), and the lower surface of the pressing block (5) is in contact with the upper surface of the sucking disc (31).

2. A escalator with fall prevention function according to claim 1, characterized in that: elevating gear (4) include at least third fixed cylinder (41) with the trachea intercommunication, the inside of third fixed cylinder (41) is provided with carriage release lever (42), the end fixing of carriage release lever (42) has third piston (43), the bottom mounting of third piston (43) has dead lever (44), the bottom mounting of dead lever (44) has buffer block (45), and the upper surface mounting of briquetting (5) is in the below of buffer block (45).

3. A escalator with fall prevention function according to claim 2, characterized in that: the top of the moving rod (42) is provided with a thread groove (421), a screw rod (422) which is in a matched structure with the thread groove (421) is arranged in the thread groove (421), and the top end of the screw rod (422) is connected with a micro motor (423).

4. A escalator with fall prevention function according to claim 2, characterized in that: the buffer block (45) at least comprises two fixing plates (451) with symmetrical positions, and a spring column (452) is arranged between the two fixing plates (451).

5. A escalator with fall prevention function according to claim 4, characterized in that: the number of the spring columns (452) is at least two.

6. A escalator with fall prevention function according to claim 1, characterized in that: and a sealing ring (6) is fixed below the suction cup (31).

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