CN210914895U - Safety buffer device for construction elevator - Google Patents

Abstract

The utility model discloses a safety buffer device for a construction elevator, which comprises an elevator mounting platform arranged at an elevator pit, a track tower fixed on the elevator mounting platform, a buffer mechanism and a lift car arranged on the track tower; the buffer mechanism is arranged on the outer side of the track tower and matched with the lift car, the buffer mechanism comprises a base, a bearing plate and a buffer plate assembly, a support column is mounted on the base, a base groove is formed in the top of the base, and a high-strength buffer spring, a pressing plate and a buffer upright post are arranged in the base groove; one end of the high-strength buffer spring is fixed at the bottom of the base groove, the other end of the high-strength buffer spring is connected with the pressing plate, the pressing plate can slide along the inner side wall of the base groove, and the top of the pressing plate is provided with the buffer upright post; the buffer plate component comprises an upper substrate, a middle substrate and a lower substrate, wherein the middle part of the upper substrate, the middle substrate and the lower substrate are provided with holes, the upper substrate, the middle substrate and the lower substrate are parallel, and two end parts of the upper substrate and the middle substrate are movably sleeved on the supporting columns. The utility model discloses fail safe nature is high, has buffering protect function.

Description

Safety buffer device for construction elevator

Technical Field

The utility model relates to a construction elevator field specifically is a safe buffer for construction elevator.

Background

With the continuous development of national economy of China, high-rise buildings are gradually increased, and the number of construction elevators for building the high-rise buildings is increased rapidly. The construction elevator is a manned cargo-carrying construction machine frequently used in buildings, is mainly used for the construction of buildings such as internal and external decoration of high-rise buildings, bridges, chimneys and the like, and is comfortable and safe for construction personnel to take due to the unique box body structure.

The safety of the elevator is seriously related to the life and property safety of people, the safety measures of the elevator are more at present, one of the safety measures is a buffer device arranged in a pit of the elevator shaft, and the device is a protective device which is arranged for enabling the elevator to be in soft landing and ensuring the safety of passengers in the elevator only when the elevator suddenly fails and falls straightly. The existing elevator buffer device has a simple structure and a limited buffer effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe buffer for construction elevator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a safety buffer device for a construction elevator comprises an elevator mounting platform arranged in an elevator pit, a track tower fixed on the elevator mounting platform, a buffer mechanism and a lift car arranged on the track tower; the buffer mechanism is arranged on the outer side of the track tower and matched with the lift car, the buffer mechanism comprises a base, a bearing plate and a buffer plate assembly, a support column is mounted on the base, a base groove is formed in the top of the base, and a high-strength buffer spring, a pressing plate and a buffer upright post are arranged in the base groove; one end of the high-strength buffer spring is fixed at the bottom of the base groove, the other end of the high-strength buffer spring is connected with the pressing plate, the pressing plate can slide along the inner side wall of the base groove, and the top of the pressing plate is provided with the buffer upright post; the buffer plate component comprises an upper substrate, a middle substrate and a lower substrate, wherein the middle part of the upper substrate, the middle substrate and the lower substrate are provided with holes, the upper substrate, the middle substrate and the lower substrate are parallel, two end parts of the upper substrate and the middle substrate are movably sleeved on the support columns, the lower substrate is fixedly sleeved on the support columns, and the upper substrate, the middle substrate and the lower substrate are sequentially arranged from top to bottom along the length direction of the support columns; the buffer device comprises an upper substrate, a middle substrate and a fixing block, wherein a first buffer part is arranged between the upper substrate and the middle substrate, the first buffer part comprises a support, a buffer pad, a buffer cylinder and the fixing block, the support is fixed to the top of the middle substrate, and the fixing block is arranged on two sides of the support.

Preferably, the blotter installation is in last base plate bottom and correspond the cooperation with the support top, and the blotter outside sets up the buffering barrel, and is provided with the buffer board in the buffering barrel, and the buffer board removes along buffering barrel inner chamber, buffer board tip installation buffering pillar.

Preferably, the buffering pillar passes buffering barrel bottom and is connected the fixed block, and the cover is equipped with the spring on the buffering pillar, and the spring setting is between fixed block, buffering barrel.

Preferably, the buffering stand column penetrates through the base groove and extends out of the base, the top of the buffering stand column sequentially penetrates through the holes in the middle parts of the lower base plate, the middle base plate and the upper base plate and is connected with the bearing plate, the bearing plate is opposite to the bottom of the lift car, and the buffering stand column is provided with a fixing piece which is connected with the middle base plate and the upper base plate through the fixing piece.

Preferably, a second buffer member is arranged between the middle substrate and the lower substrate, the second buffer member is a buffer air bag, and the buffer air bag is fixed at the top of the lower substrate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the buffer gear who sets up provides safe effective buffering protection for between car and the lift mounting platform, can be effectual guarantee construction elevator accident in the accident of falling passenger's life safety, fail safe nature is high, reduces the lift vibrations.

Drawings

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

fig. 2 is a schematic structural view of the buffering mechanism of the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. a lift mounting platform; 2. a track tower; 3. a car; 4. a base; 41. a base groove; 42. a high-strength buffer spring; 43. pressing a plate; 44. a buffer column; 5. a support plate; 6. a support pillar; 7. an upper substrate; 8. a middle substrate; 9. a lower substrate; 10. a first buffer part; 101. a support; 102. a cushion pad; 103. a buffer cylinder; 104. a fixed block; 105. a buffer plate; 106. a cushion strut; 11. and a second buffer member.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a safety buffer device for a construction elevator comprises an elevator mounting platform 1 arranged in an elevator pit, a track tower 2 fixed on the elevator mounting platform 1, a buffer mechanism and a car 3 arranged on the track tower 2; the buffer mechanism is arranged on the outer side of the track tower 2 and matched with the lift car 3, the buffer mechanism comprises a base 4, a bearing plate 5 and a buffer plate assembly, a support column 6 is installed on the base 4, a base groove 41 is formed in the top of the base 4, and a high-strength buffer spring 42, a pressure plate 43 and a buffer upright post 44 are arranged in the base groove 41; one end of the high-strength buffer spring 42 is fixed at the bottom of the base groove 41, the other end of the high-strength buffer spring is connected with the pressing plate 43, the pressing plate 43 can slide along the inner side wall of the base groove 41, and the top of the pressing plate 43 is provided with a buffer upright post 44; the buffer plate component comprises an upper substrate 7, a middle substrate 8 and a lower substrate 9, wherein the middle part of the upper substrate 7 is provided with a hole, the middle substrate 8 is parallel to the lower substrate 9, two end parts of the upper substrate 7 and the middle substrate 8 are movably sleeved on the support column 6, the lower substrate 9 is fixedly sleeved on the support column 6, and the upper substrate 7, the middle substrate 8 and the lower substrate 9 are sequentially arranged from top to bottom along the length direction of the support column 6; a first buffer part 10 is arranged between the upper substrate 7 and the middle substrate 8, the first buffer part 10 comprises a support 101, a buffer pad 102, a buffer cylinder 103 and a fixing block 104, the support 101 is fixed on the top of the middle substrate 8, and the fixing block 104 is arranged on two sides of the support 101.

Furthermore, the buffer pad 102 is installed at the bottom of the upper base plate 7 and correspondingly matched with the top of the bracket 101, the buffer cylinder 103 is arranged outside the buffer pad 102, the buffer plate 105 is arranged in the buffer cylinder 103, the buffer plate 105 moves along the inner cavity of the buffer cylinder 103, and the buffer strut 106 is installed at the end part of the buffer plate 105.

Further, the buffering support 106 penetrates through the bottom of the buffering cylinder 103 and is connected with the fixing block 104, a spring is sleeved on the buffering support 106, and the spring is arranged between the fixing block 104 and the buffering cylinder 103.

Furthermore, the buffer column 44 passes through the base groove 41 and extends to the outside of the base 4, the top of the buffer column 44 passes through the openings in the middle of the lower substrate 9, the middle substrate 8 and the upper substrate 7 in sequence and is connected with the supporting plate 5, and the buffer column 44 is provided with a fixing member which is connected with the middle substrate 8 and the upper substrate 7 through the fixing member.

Furthermore, a second buffer part 11 is arranged between the middle substrate 8 and the lower substrate 9, the second buffer part 11 is a buffer air bag, the buffer air bag is fixed at the top of the lower substrate 9, when the buffer mechanism is strongly extruded and impacted, the first buffer part 10 firstly buffers the impact force, then the middle substrate 8 presses down the buffer air bag under the action of force, and the buffer air bag provides flexible buffer.

The working principle is as follows:

the buffer mechanism of the utility model provides safe and effective buffer protection between the car 3 and the elevator installation platform 1, the buffer mechanism has multi-stage buffer, when the elevator is in accident, the cage 3 falls to the support plate 5, the support plate 5 is strongly pressed and impacted, the support plate 5 transmits the force to the buffer upright post 44, since the upper substrate 7, the middle substrate 8 and the lower substrate 9 are mounted on the buffer column 44, the buffer column 44 moves toward the inner side of the base groove 41, and the pressing plate 43 compresses the high-strength buffer spring 42, and plays a role of buffering by the elasticity of the high-strength buffer spring 42, the buffer column 44 moves towards the base groove 41 and simultaneously drives the upper base plate 7 and the middle base plate 8 to move downwards, the upper base plate 7 is buffered through the matching of the buffer cylinder 103, the buffer plate 105 and the spring on the upper base plate, meanwhile, the buffer pad 102 on the upper substrate 7 will also contact with the bracket 101 to realize buffering; when the middle substrate 8 moves downwards, the middle substrate moves downwards along the supporting columns 6 and presses the buffer air bags on the lower substrate 9 downwards, and flexible buffering is provided by the buffer air bags. The falling extrusion impact force of the construction elevator car can be effectively counteracted by buffering, and the life safety of passengers is guaranteed.

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 (5)

1. A safety buffer device for a construction elevator is characterized by comprising an elevator mounting platform (1) arranged in an elevator pit, a track tower (2) fixed on the elevator mounting platform (1), a buffer mechanism and a lift car (3) arranged on the track tower (2); the buffer mechanism is arranged on the outer side of the track tower (2) and matched with the lift car (3), the buffer mechanism comprises a base (4), a bearing plate (5) and a buffer plate assembly, a support column (6) is mounted on the base (4), a base groove (41) is formed in the top of the base (4), and a high-strength buffer spring (42), a pressure plate (43) and a buffer upright post (44) are arranged in the base groove (41); one end of the high-strength buffer spring (42) is fixed at the bottom of the base groove (41), the other end of the high-strength buffer spring is connected with the pressing plate (43), the pressing plate (43) can slide along the inner side wall of the base groove (41), and the top of the pressing plate (43) is provided with a buffer upright post (44); the buffer plate component comprises an upper substrate (7), a middle substrate (8) and a lower substrate (9) with a hole in the middle, the upper substrate (7), the middle substrate (8) and the lower substrate (9) are parallel, two end parts of the upper substrate (7) and the middle substrate (8) are movably sleeved on the support column (6), the lower substrate (9) is fixedly sleeved on the support column (6), and the upper substrate (7), the middle substrate (8) and the lower substrate (9) are sequentially arranged from top to bottom along the length direction of the support column (6); be provided with bolster one (10) between upper substrate (7), well base plate (8), bolster one (10) include support (101), blotter (102), buffering barrel (103) and fixed block (104), and support (101) are fixed at well base plate (8) top, and fixed block (104) are installed to support (101) both sides.

2. A safety buffer device for a construction elevator according to claim 1, wherein: the buffer pad (102) is arranged at the bottom of the upper base plate (7) and is correspondingly matched with the top of the support (101), the buffer cylinder body (103) is arranged on the outer side of the buffer pad (102), the buffer plate (105) is arranged in the buffer cylinder body (103), the buffer plate (105) moves along the inner cavity of the buffer cylinder body (103), and the buffer support column (106) is arranged at the end part of the buffer plate (105).

3. A safety buffer device for a construction elevator according to claim 2, wherein: buffering pillar (106) pass buffering barrel (103) bottom and connect fixed block (104), and the cover is equipped with the spring on buffering pillar (106), and the spring setting is between fixed block (104), buffering barrel (103).

4. A safety buffer device for a construction elevator according to claim 1, wherein: the buffer upright post (44) penetrates through the base groove (41) and extends to the outside of the base (4), the top of the buffer upright post (44) sequentially penetrates through the middle openings of the lower substrate (9), the middle substrate (8) and the upper substrate (7) and is connected with the bearing plate (5), and the buffer upright post (44) is provided with a fixing piece which is connected with the middle substrate (8) and the upper substrate (7) through the fixing piece.

5. A safety buffer device for a construction elevator according to claim 1, wherein: and a second buffer part (11) is arranged between the middle substrate (8) and the lower substrate (9), the second buffer part (11) is a buffer air bag, and the buffer air bag is fixed at the top of the lower substrate (9).

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