CN211998397U - Deprotection device is prevented to elevator layer door - Google Patents

Abstract

The utility model relates to an elevator accessory technical field just discloses an elevator layer door anticreep protection device, including the sill, the inside fixed mounting of sill has the anticreep knee lever. The utility model discloses an anticreep knee-lever cup joints with the bottom activity of landing door and the bottom surface activity of landing door cup joints at the inside auxiliary rod of sill, mutually support and form the anti-drop structure, when the landing door suffers great external force striking, the anticreep knee-lever can be fixed the bottom of landing door with the auxiliary rod, prevent that the landing door from droing from the inside of sill, the buffer spring at anticreep knee-lever both ends can weaken and cushion the impact force of striking simultaneously, further reduce landing door obscission possibility, and the striking dynamics when external force is greater than the anticreep knee-lever and cup joints joint strength with the sill, lead to anticreep knee-lever and sill separation, when the auxiliary rod fracture, the connecting block at that anticreep knee-lever both ends can carry on spacingly to the anticreep knee-lever activity, make the still usable anticreep knee-lever of device stabilize.

Description

Deprotection device is prevented to elevator layer door

Technical Field

The utility model relates to an elevator accessory technical field specifically is an elevator layer door prevents deprotection device.

Background

The existing vertical lift elevator is provided with a lift car, transportation equipment running between at least two rows of vertical rigid guide rails or rigid guide rails with inclination angles smaller than fifteen degrees is operated, an elevator landing door matched with the lift car is one of important structures for safety guarantee of the vertical lift elevator, the lower end of the existing elevator landing door is generally sleeved in a sliding groove of a to-be-landed sill by more than two sliding blocks, and then the elevator landing door is enabled to be opened and closed stably in the landing sill in a sliding manner, but when the elevator landing is extruded by large external force, the sliding blocks at the bottom of the elevator landing door are easy to break, and further the elevator landing door and the landing sill can be separated from each other and fall into the elevator shaft, so that safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an elevator layer door prevents deprotection device possesses the advantage that anticreep, deflection are little, has solved the problem that mentions among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides an elevator layer door anticreep protection device, includes the sill, the inside fixed mounting of sill has the anticreep knee, the terminal surface fixedly connected with connecting block at anticreep knee both ends, the top activity of anticreep knee has cup jointed the layer door, the both sides fixed mounting of layer door bottom surface has the walking wheel, the bottom surface activity of walking wheel cup joints the bottom surface inside the sill, the top surface fixed mounting of layer door has transmission.

Carefully, be provided with two buffer spring between the top surface of connecting block and the bottom surface of sill, and two buffer spring activity cup joints the both ends at the anticreep curved bar respectively.

Carefully, the inside of layer door is fixed to be cup jointed the stiffener, and the stiffener is the tilt state.

Carefully, the surface activity at anticreep knee lever middle part has cup jointed and has removed the cover, the equal fixedly connected with of tow sides of removing the cover connects the pole violently, the other end fixed connection of pole violently connects on the inner wall of layer door bottom, the lubrication groove has been seted up on the surface at anticreep knee lever middle part.

Carefully, the groove of stepping down has been seted up on the inner wall of sill, and the inside activity in the groove of stepping down has cup jointed the auxiliary rod, the ball has been cup jointed in the one end activity of auxiliary rod, the surface of ball and the inner wall swing joint in the groove of stepping down, the other end fixed connection of auxiliary rod is on the surface of layer door bottom.

Carefully, the bottom surface of walking wheel is provided with the guide way, and the guide way of walking wheel bottom surface sets up the bottom surface in the inside sill.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses an anticreep knee-lever cup joints with the bottom activity of landing door and the bottom surface activity of landing door cup joints at the inside auxiliary rod of sill, mutually support and form the anti-drop structure, when the landing door suffers great external force striking, the anticreep knee-lever can be fixed the bottom of landing door with the auxiliary rod, prevent that the landing door from droing from the inside of sill, the buffer spring at anticreep knee-lever both ends can weaken and cushion the impact force of striking simultaneously, further reduce the possibility that the landing door drops, and the striking dynamics when external force is greater than the anticreep knee-lever and cup joints joint strength with the sill, lead to anticreep knee-lever and sill separation, when the auxiliary rod fracture, the connecting block at that anticreep knee-lever both ends can carry on spacingly to the anticreep knee-lever activity, make the still usable anticreep knee-lever of device stabilize.

2. The utility model discloses a fixed stiffener that cup joints in layer door inside can strengthen the bulk strength of layer door, and then improves the anti deformability, further reduces the possibility that layer door drops under external impact, improves the security of device.

Drawings

Fig. 1 is a schematic sectional view of the structural sill of the present invention;

FIG. 2 is a schematic sectional view of a part of the structural layer door of the present invention;

FIG. 3 is an enlarged schematic view of the point A in FIG. 1;

fig. 4 is a schematic view of the structure of the present invention.

In the figure: 1. a sill; 2. an anti-drop curved bar; 3. a buffer spring; 4. connecting blocks; 5. moving the sleeve; 6. A transverse connecting rod; 7. a landing door; 8. a traveling wheel; 9. a yielding groove; 10. a transmission device; 11. a reinforcing bar; 12. A lubrication groove; 13. an auxiliary lever; 14. and a ball.

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. 1-4, an elevator landing door anti-deprotection device comprises a sill 1, a stepping groove 9 is formed on the inner wall of the sill 1, an auxiliary rod 13 is movably sleeved inside the stepping groove 9, a ball 14 is movably sleeved at one end of the auxiliary rod 13, the surface of the ball 14 is movably connected with the inner wall of the stepping groove 9, the other end of the auxiliary rod 13 is fixedly connected with the surface of the bottom of a landing door 7, the auxiliary rod 13 assists in fixing the bottom of the landing door 7 when the landing door 7 is impacted by a large external force, and is used in cooperation with an anti-tripping rod 2, so that the possibility of tripping after the landing door 7 is impacted is reduced to the maximum extent, the anti-tripping rod 2 is fixedly installed inside the sill 1, a movable sleeve 5 is movably sleeved on the surface of the middle part of the anti-tripping rod 2, transverse connecting rods 6 are fixedly connected on the front and back sides of the movable sleeve 5, and the other end of the transverse connecting rod 6 is fixedly connected with the inner, the surface of the middle part of the anti-drop curved bar 2 is provided with a lubricating groove 12, the moving sleeve 5 and the transverse connecting bar 6 are used as connecting media to ensure that the landing door 7 is indirectly and movably connected with the anti-drop curved bar 2, under the normal use condition, the anti-drop curved bar 2 can become a moving supporting and guiding structure of the landing door 7, the lubricating groove 12 is a bearing container of lubricating oil to ensure that the moving sleeve 5 smoothly slides on the surface of the anti-drop curved bar 2, the end surfaces of the two ends of the anti-drop curved bar 2 are fixedly connected with connecting blocks 4, two buffer springs 3 are arranged between the top surface of the connecting blocks 4 and the bottom surface of the sill 1, the two buffer springs 3 are respectively and movably sleeved at the two ends of the anti-drop curved bar 2, the buffer springs 3 can weaken and buffer the impact force of impact, the possibility of the landing door 7 falling is further reduced, the landing door 7 is movably sleeved at the top part of the, and the stiffener 11 is the tilt state, the stiffener 11 promotes the bulk strength of layer door 7, and then improve the anti deformability, further reduce the possibility that layer door 7 drops under the external force striking, improve the security of device, the both sides fixed mounting of layer door 7 bottom surface has walking wheel 8, the bottom surface of walking wheel 8 is provided with the guide way, and the guide way of walking wheel 8 bottom surface is seted up in the inside bottom surface of sill 1, the inside guide way of sill 1 can provide horizontal direction for the removal of walking wheel 8, reduce the beat range when layer door 7 removes, improve the stability of layer door 7 removal in-process, the bottom surface activity of walking wheel 8 cup joints in the inside bottom surface of sill 1, the top surface fixed mounting of layer door 7 has transmission 10.

The working principle is as follows: when the landing door 7 is impacted by a large external force and the landing door 7 is in a bending state and is separated from the sill 1, the anti-falling curved bar 2 fixes the bottom of the landing door 7, meanwhile, the auxiliary bar 13 is attached to the abdicating groove 9 to further fix the bottom of the fixed landing door 7 and prevent the landing door 7 from falling off, the buffer springs 3 at the two ends of the anti-falling curved bar 2 absorb and buffer part of impact force, the possibility of falling off of the landing door 7 is reduced, if the impact strength of the external force is greater than the sleeving connection strength of the anti-falling curved bar 2 and the sill 1, the anti-falling curved bar 2 is separated from the sill 1, and when the auxiliary bar 13 is broken, the connecting blocks 4 at the two ends of the anti-falling curved bar 2 limit the movement of the anti-falling curved bar 2, so that the device can still utilize the anti-falling curved bar 2 to stabilize the landing door 7, and cannot fall off, and the reinforcing bar 11 can strengthen the overall strength of the, further reducing the likelihood of the landing door 7 falling out under an external force impact.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an elevator layer door anticreep protection device, includes sill (1), its characterized in that: the inside fixed mounting of sill (1) has anticreep knee lever (2), the terminal surface fixedly connected with connecting block (4) at anticreep knee lever (2) both ends, layer door (7) have been cup jointed in the top activity of anticreep knee lever (2), the both sides fixed mounting of layer door (7) bottom surface has walking wheel (8), the bottom surface activity of walking wheel (8) is cup jointed in the inside bottom surface of sill (1), the top surface fixed mounting of layer door (7) has transmission (10).

2. The elevator landing door anti-drop protection device according to claim 1, characterized in that: two buffer springs (3) are arranged between the top surface of the connecting block (4) and the bottom surface of the sill (1), and the two buffer springs (3) are movably sleeved at two ends of the anti-falling curved rod (2) respectively.

3. The elevator landing door anti-drop protection device according to claim 1, characterized in that: the interior of the landing door (7) is fixedly sleeved with a reinforcing rod (11), and the reinforcing rod (11) is in an inclined state.

4. The elevator landing door anti-drop protection device according to claim 1, characterized in that: the surface activity at anticreep curved bar (2) middle part has cup jointed and has removed cover (5), the equal fixedly connected with cross rod (6) in tow sides that remove cover (5), the other end fixed connection of cross rod (6) is on the inner wall of layer door (7) bottom, lubrication groove (12) have been seted up on the surface at anticreep curved bar (2) middle part.

5. The elevator landing door anti-drop protection device according to claim 1, characterized in that: offer groove of stepping down (9) on the inner wall of sill (1), and the inside activity of groove of stepping down (9) has cup jointed auxiliary rod (13), ball (14) have been cup jointed in the one end activity of auxiliary rod (13), the surface of ball (14) and the inner wall swing joint of groove of stepping down (9), the other end fixed connection of auxiliary rod (13) is on the surface of layer door (7) bottom.

6. The elevator landing door anti-drop protection device according to claim 1, characterized in that: the bottom surface of walking wheel (8) is provided with the guide way, and the guide way of walking wheel (8) bottom surface sets up the bottom surface in sill (1) inside.

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