CN216737057U

CN216737057U - Safety buffer device for construction elevator

Info

Publication number: CN216737057U
Application number: CN202220466640.1U
Authority: CN
Inventors: 李翔; 路玲珠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-06-14
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses a safety buffer device for a construction elevator, which comprises an installation base and a buffer plate, wherein the installation base is connected with the buffer plate through a first-order buffer assembly, the first-order buffer assembly comprises a plurality of groups of buffer springs and a plurality of groups of buffer columns, the plurality of groups of buffer springs are respectively arranged on the plurality of groups of buffer columns, the plurality of groups of buffer columns are all arranged at the bottom end of the buffer plate, and the buffer plate is arranged on the installation base in a penetrating manner through the plurality of groups of buffer columns; be provided with two sets of second order buffering subassemblies between installation base and the buffer board, the second order buffering subassembly includes two sets of mount pads and two sets of removal seats, and two sets of mount pads set up on the buffer board, all are provided with the bracing piece on two sets of mount pads, are provided with two sets of mounting brackets on the installation base, and two sets of removal seats set up respectively on two sets of mounting brackets, all are provided with reset spring on two sets of mounting brackets. Triple buffering can be accomplished to this application, has realized buffering step by step, when providing the high efficiency buffering, still makes the lift buffering contact softer.

Description

Safety buffer device for construction elevator

Technical Field

The utility model relates to the technical field of elevator buffer devices, in particular to a safety buffer device for a construction elevator.

Background

The construction elevator is a man-cargo dual-purpose construction machine frequently used in construction sites, and mainly plays a role in vertically conveying personnel and materials. At present, the safety measures of the elevator are also many, one of the measures is a safety buffer device arranged in a pit of the elevator shaft, and the safety buffer device is a protection device arranged for ensuring the safety of passengers in the elevator in order to enable the elevator to land softly when the elevator suddenly fails and falls straightly.

The utility model discloses a safety buffer for lift like patent number CN 201922204114.9's utility model patent discloses a device utilizes the one end of stabilizer bar and first buffer structure's guide bar fixed connection, and the other end of stabilizer bar and second buffer structure's guide bar fixed connection carry out the secondary and fix to guarantee first buffer structure and the synchronous operation of second buffer structure, improve stability and buffering effect. However, the conventional safety buffer device has a single spring buffer structure, cannot perform multiple buffering, and has a high strength of a spring provided to ensure the buffering strength, and a force for releasing the elevator is hard, thereby reducing the efficiency of safety buffering.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safety buffer device for a construction elevator, and aims to solve the technical problems that a conventional safety buffer device is only of a single spring buffer structure, cannot perform multiple buffering, is higher in the strength of a spring arranged for ensuring the buffering strength, and is harder in the force for releasing the elevator, so that the safety buffering efficiency is reduced.

The utility model is realized in the following way:

a safety buffer device for a construction elevator comprises an installation base and a buffer plate, wherein the installation base is connected with the buffer plate through a first-order buffer assembly, the first-order buffer assembly comprises a plurality of groups of buffer springs and a plurality of groups of buffer columns, the plurality of groups of buffer springs are respectively arranged on the plurality of groups of buffer columns, the plurality of groups of buffer columns are all arranged at the bottom end of the buffer plate, and the buffer plate is arranged on the installation base through the plurality of groups of buffer columns in a penetrating manner; the mounting base with be provided with two sets of second order buffering subassemblies between the buffer board, it is two sets of the second order buffering subassembly sets up relatively, the second order buffering subassembly includes two sets of mount pads and two sets of removal seats, and is two sets of the mount pad sets up on the buffer board, it is two sets of all be provided with the bracing piece on the mount pad, be provided with two sets of mounting brackets on the mounting base, it is two sets of remove the seat and set up respectively two sets of on the mounting bracket, it is two sets of all be provided with reset spring on the mounting bracket.

As a preferable technical scheme of the utility model, the buffer plate is provided with an installation groove, a fixed plate is clamped in the installation groove, and the two groups of installation seats are arranged on the fixed plate.

As a preferred technical scheme of the utility model, two sets of three-order buffer assemblies are arranged between the mounting base and the buffer plate, the two sets of three-order buffer assemblies are arranged oppositely, each three-order buffer assembly comprises a supporting plate, the supporting plate is arranged on the mounting base, two sets of fixed blocks are correspondingly arranged on the mounting base, a buffer elastic sheet is arranged between the two sets of fixed blocks, an extrusion groove is formed in each fixed block, and the buffer elastic sheet is clamped on the extrusion groove.

As a preferred technical scheme of the utility model, the supporting plate is provided with an extrusion spring, and the extrusion spring is positioned between the supporting plate and the buffering elastic sheet.

As a preferred technical scheme, mounting plates are arranged on two sides of the mounting base, and a plurality of groups of mounting holes are formed in two groups of mounting plates.

As a preferable technical scheme of the utility model, a buffer pad is arranged on the buffer plate.

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

firstly, under the action of a first-order buffer component, when the buffer plate is pressed by the lifter, so that the plurality of groups of buffer columns move on the installation base, thereby the plurality of groups of buffer springs are extruded, the instant extrusion is buffered, and under the action of the second-order buffer component, when the buffer spring deforms to a certain amount, the mounting groove on the buffer plate moves on the fixed plate, when the fixed plate is contacted with the inner side of the mounting groove, the angle between the supporting rod and the mounting base is changed, thereby the support rod drives the movable seat to move on the mounting rack, thereby the plurality of groups of reset springs are deformed, the buffer spring of the first-order buffer component can be ensured to be excessively deformed and damaged by buffering the extrusion force, the buffer stage by stage can be realized, and the buffer contact of the elevator is softer while high buffer is provided.

Second, under the cooperation of third-order buffering subassembly, when the reset spring deformation of second order buffering subassembly to a quantitative while, make the bottom face of buffer board contact with the buffering shell fragment, make the extrusion inslot motion of buffering shell fragment deformation on two sets of fixed blocks, cushion the extrusion force that receives once more, accomplish triple buffering, the efficiency of buffering the lift has been improved, and under extrusion spring's effect, the intensity of buffering shell fragment buffering has been strengthened, and under the setting of blotter, can avoid the lift direct and buffer board to contact rigidly, also indirect noise that the collision produced that has reduced.

Drawings

Fig. 1 is a perspective view illustrating a safety buffer device for a construction elevator according to the present invention;

fig. 2 is an exploded view of a safety buffer device for a construction hoist according to the present invention;

FIG. 3 is a schematic structural view of a third-order buffer assembly in a safety buffer device for a construction hoist according to the present invention;

fig. 4 is a schematic structural view of a second-order buffer assembly in a safety buffer device for a construction elevator according to the present invention;

the corresponding relation between the names of the attachments and the numbers of the attached figures in the figure:

101. installing a base; 102. mounting grooves; 103. mounting holes; 104. mounting a plate; 105. a buffer plate; 106. a cushion pad; 107. a buffer spring; 108. a buffer column; 109. a fixed block; 110. a support plate; 111. a compression spring; 112. a buffering elastic sheet; 113. extruding a groove; 114. a support bar; 115. a fixing plate; 116. a mounting seat; 117. a movable seat; 118. a return spring; 119. and (7) mounting frames.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings.

Example (b):

referring to fig. 1, 2 and 4: the utility model provides a safe buffer for construction elevator, includes installation base 101 and buffer board 105, installation base 101 is connected with buffer board 105 through first-order buffering subassembly, and first-order buffering subassembly includes multiunit buffer spring 107 and multiunit buffering post 108, and multiunit buffer spring 107 sets up respectively on multiunit buffering post 108, and multiunit buffering post 108 all sets up in buffer board 105's bottom, and buffer board 105 wears to establish on installation base 101 through multiunit buffering post 108. The first-order buffer assembly who sets up is used for buffering the pressure that construction elevator brought for the first time, when buffer board 105 received the pressure that the elevator brought for multiunit buffering post 108 moves on installation base 101, thereby makes multiunit buffer spring 107 receive the extrusion, cushions the extrusion that receives in the twinkling of an eye.

Be provided with two sets of second order buffering subassemblies between installation base 101 and buffer board 105, two sets of second order buffering subassemblies set up relatively, the second order buffering subassembly includes two sets of mount pads 116 and two sets of removal seat 117, two sets of mount pads 116 set up on buffer board 105, all be provided with bracing piece 114 on two sets of mount pads 116, be provided with two sets of mounting bracket 119 on the installation base 101, two sets of removal seat 117 set up respectively on two sets of mounting bracket 119, all be provided with reset spring 118 on two sets of mounting bracket 119, mounting groove 102 has been seted up on buffer board 105, the card is equipped with fixed plate 115 in the mounting groove 102, two sets of mount pads 116 all set up on fixed plate 115

The second order buffering subassembly that sets up is used for buffering the pressure that the lift brought step by step, when buffer spring 107 deformation to a quantitative while, make mounting groove 102 on the buffer board 105 move on fixed plate 115, when the inboard contact of fixed plate 115 and mounting groove 102, make the angle between bracing piece 114 and the installation base 101 change, thereby make bracing piece 114 drive and remove seat 117 and remove on mounting bracket 119, thereby make multiunit reset spring 118 deformation, cushion the extrusion force that receives, the buffer spring 107 that can guarantee first order buffering subassembly excessively deforms and damages, accomplish dual buffering.

Referring to fig. 3, two sets of three-order buffer assemblies are disposed between the mounting base 101 and the buffer plate 105, the two sets of three-order buffer assemblies are disposed oppositely, each three-order buffer assembly includes a supporting plate 110, the supporting plate 110 is disposed on the mounting base 101, two sets of fixing blocks 109 are correspondingly disposed on the mounting base 101, a buffer elastic sheet 112 is disposed between the two sets of fixing blocks 109, an extrusion groove 113 is disposed on each fixing block 109, and the buffer elastic sheet 112 is clamped on the extrusion groove 113.

The third-order buffer assembly who sets up is used for buffering the pressure that the lift brought step by step, when the reset spring 118 of second order buffer assembly deformation to a certain amount, make the bottom face of buffer board 105 contact with buffering shell fragment 112, make buffering shell fragment 112 deformation extrusion groove 113 internal motion on two sets of fixed blocks 109, cushion the extrusion force that receives once more, accomplish triple buffering, the buffering step by step has been realized, when providing high buffering, still make lift buffering contact softer, the efficiency of buffering to the lift has also been improved.

In some embodiments, referring to fig. 3, the supporting plate 110 is provided with a pressing spring 111, and the pressing spring 111 is located between the supporting plate 110 and the buffering elastic sheet 112. Under the action of the pressing spring 111, the buffering strength of the buffering elastic sheet 112 is improved.

Referring to fig. 1, mounting plates 104 are disposed on both sides of the mounting base 101, and a plurality of sets of mounting holes 103 are disposed on both sets of mounting plates 104. When the device is used, the assembling bolts (not shown) are conveniently matched with the multiple groups of mounting holes 103 to fixedly mount the device.

In some embodiments, referring to fig. 2, a cushion 106 is disposed on the cushion plate 105. With the cushion pad 106, the elevator can be prevented from directly and rigidly contacting with the cushion plate 105, and the noise generated by collision can be indirectly reduced.

The method comprises the following operation steps:

at first, this application is installed, and the cooperation of assembling bolt and multiunit mounting hole 103 is adopted to carry out fixed mounting to this application. When buffer board 105 receives the pressure that the lift brought, make multiunit buffering post 108 move on installation base 101, thereby make multiunit buffer spring 107 receive the extrusion, cushion the extrusion that receives in the twinkling of an eye, and buffer spring 107 deformation to when quantitative, make mounting groove 102 on the buffer board 105 move on fixed plate 115, when fixed plate 115 contacts with the inboard of mounting groove 102, make the angle between bracing piece 114 and the installation base 101 change, thereby make bracing piece 114 drive and remove seat 117 and remove on mounting bracket 119, thereby make multiunit reset spring 118 deformation, cushion the extrusion force that receives, can guarantee that buffer spring 107 of first-order buffering subassembly is excessive to be deformed and damage.

When the reset spring 118 of the second-order buffer assembly deforms to a certain amount, the bottom end face of the buffer plate 105 is in contact with the buffer elastic sheet 112, the buffer elastic sheet 112 deforms to move in the extrusion groove 113 on the two groups of fixed blocks 109, the received extrusion force is buffered again, triple buffering is completed, gradual buffering is achieved, high-efficiency buffering is provided, and meanwhile the buffer contact of the elevator is softer.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A safety buffer device for a construction hoist, characterized in that: the mounting structure comprises a mounting base (101) and a buffer plate (105), wherein the mounting base (101) is connected with the buffer plate (105) through a first-order buffer assembly, the first-order buffer assembly comprises a plurality of groups of buffer springs (107) and a plurality of groups of buffer columns (108), the plurality of groups of buffer springs (107) are respectively arranged on the plurality of groups of buffer columns (108), the plurality of groups of buffer columns (108) are all arranged at the bottom end of the buffer plate (105), and the buffer plate (105) is arranged on the mounting base (101) in a penetrating manner through the plurality of groups of buffer columns (108); installation base (101) with be provided with two sets of second order buffering subassemblies between buffer board (105), it is two sets of the second order buffering subassembly sets up relatively, the second order buffering subassembly includes two sets of mount pads (116) and two sets of removal seat (117), and is two sets of mount pad (116) set up on buffer board (105), it is two sets of all be provided with bracing piece (114) on mount pad (116), be provided with two sets of mounting bracket (119) on installation base (101), it is two sets of remove seat (117) and set up respectively two sets of on mounting bracket (119), it is two sets of all be provided with reset spring (118) on mounting bracket (119).

2. The safety buffer device for a construction elevator according to claim 1, wherein: the buffer board (105) is provided with a mounting groove (102), a fixing plate (115) is clamped in the mounting groove (102), and the two groups of mounting seats (116) are arranged on the fixing plate (115).

3. The safety buffer device for a construction elevator according to claim 1, wherein: the installation base (101) with be provided with two sets of three-order buffering subassemblies between buffer board (105), it is two sets of three-order buffering subassembly sets up relatively, three-order buffering subassembly includes backup pad (110), backup pad (110) set up on installation base (101), it is provided with two sets of fixed blocks (109) to correspond on installation base (101), and is two sets of be provided with buffering shell fragment (112) between fixed block (109), extrusion groove (113) have been seted up on fixed block (109), buffering shell fragment (112) card is established on extrusion groove (113).

4. The safety buffer device for a construction elevator according to claim 3, wherein: an extrusion spring (111) is arranged on the supporting plate (110), and the extrusion spring (111) is located between the supporting plate (110) and the buffering elastic sheet (112).

5. The safety buffer device for a construction elevator according to claim 1, wherein: the mounting structure is characterized in that mounting plates (104) are arranged on two sides of the mounting base (101), and a plurality of groups of mounting holes (103) are formed in the two mounting plates (104).

6. The safety buffer device for a construction elevator according to claim 1, wherein: a buffer pad (106) is arranged on the buffer plate (105).