CN212836821U

CN212836821U - Mechanical lifting type safety protection device

Info

Publication number: CN212836821U
Application number: CN202020868435.9U
Authority: CN
Inventors: 陈清良
Original assignee: Individual
Current assignee: Dalian Zhongting Power Equipment Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-03-30
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a mechanical lifting safety device, bury the groove including, bury the equal vertical pole setting that is provided with of position department that the inner diapire that buries the groove is close to both ends, bury the outside part of groove with the pole setting is the screw rod section, is provided with the piece of increaseing in the screw rod section, is provided with the rail guard between two screw rod sections, and the rail guard comprises horizontal pole and the flexible arm that sets up at the horizontal pole both ends, and the both ends of the horizontal pole that are located flexible arm upper end pass respectively flexible arm and with the piece fixed connection that increasees of both sides. The utility model discloses in, drive the swivel nut through driving motor and rotate for the swivel nut rises or descends along the screw rod section, thereby makes to heighten the piece and drives the horizontal pole and rise or descend, cooperates flexible arm, makes the rail guard can open or shrink, realizes carrying out safety protection to the region that has the potential safety hazard, whole device simple structure, convenient to use, simple installation, impact resistance is good.

Description

Mechanical lifting type safety protection device

Technical Field

The utility model relates to a construction protective apparatus technical field, concretely relates to mechanical lifting safety device.

Background

In the building work progress, to high altitude construction, need use a plurality of scaffolds and protection network usually, scaffold and protection network installation are loaded down with trivial details, dismantle inconvenient, and impact strength is limited, to the floor of not installing the guardrail, has the potential safety hazard that the high altitude falls, consequently needs a shock-resistant situation good, be convenient for open and shut and install simple and convenient safety device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a mechanical lifting safety device.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a mechanical lifting type safety protection device comprises a buried groove, wherein vertical rods are vertically arranged at positions, close to two ends, of the inner bottom wall of the buried groove, the parts, located outside the buried groove, of the vertical rods are screw sections, height-adjusting blocks are arranged on the screw sections, vertical through holes capable of allowing the screw sections to penetrate through are formed in the height-adjusting blocks, bearing rings are arranged in the vertical through holes, threaded sleeves sleeved on the screw sections are arranged in the bearing rings, external thread parts are arranged on the circumferential surfaces of the screw sections, internal thread parts matched with the external thread parts are arranged on the inner circumferential walls of the threaded sleeves, positioning retaining rings are arranged at the upper ends and the lower ends of the threaded sleeves, gear parts are arranged on the outer circumferential surfaces of the positioning retaining rings at the upper ends of the threaded sleeves, a driving motor is arranged on the left end face of the height-adjusting blocks, and a power output shaft of the driving motor is vertically upwards arranged, the power output shaft of the driving motor is provided with a driving gear which can be matched with the gear teeth, a guard rail is arranged between the two screw rod sections and consists of a cross rod and telescopic arms arranged at two ends of the cross rod, and two ends of the cross rod positioned at the upper end of each telescopic arm respectively penetrate through the telescopic arms and are fixedly connected with the heightening blocks at two sides.

Further, a ball for reducing friction force is arranged between the positioning retainer ring and the height adjusting block.

Further, the driving motor and the outside of heightening block are provided with a housing, the upper and lower faces of the housing are provided with a hole for the screw rod section to pass through, the left inner wall of the housing is fixedly connected with the driving motor, the right side face of the housing is provided with an opening for the right end of the heightening block to stretch out, and the housing is provided with a storage battery for supplying power to the driving motor.

Further, flexible arm comprises upper and lower multiunit crossbar, the middle part of crossbar is passed through pin a and is rotated the connection, and is adjacent the front and back tip of crossbar all rotates the connection through pin b, the lower tip of flexible arm is provided with the mounting bar, set up the spacing slide opening that the crossbar of being convenient for opened and shut on the mounting bar, the both ends of horizontal pole do not rather than the pin b connection of both sides, the mounting bar is fixed to be set up on the diapire of burying the groove with ground.

Further, the upper end of the screw rod section is provided with a blocking cap for preventing the screw sleeve from slipping.

The utility model has the advantages that:

drive the swivel nut through driving motor and rotate for the swivel nut rises or descends along the screw rod section, thereby makes to heighten the piece and drives the horizontal pole and rise or descend, cooperates flexible arm, makes the rail guard can open or shrink, realizes carrying out safety protection to the region that has the potential safety hazard, whole device simple structure, convenient to use, simple installation, impact resistance is good.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a front view of the height adjusting part of the present invention;

fig. 3 is a schematic side view of the telescopic boom of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment is a mechanical lifting safety protection device, which includes a buried groove 1, upright rods 2 are vertically disposed at positions near two ends of an inner bottom wall of the buried groove 1, a screw section 3 of the screw section 3 is provided with an elevation block 4 at a portion of the upright rods 2 located outside the buried groove, the elevation block 4 is provided with a vertical through hole 5 for allowing the screw section 3 to pass through, a bearing ring 6 is disposed in the vertical through hole 5, a screw sleeve 7 fitted over the screw section 3 is disposed in the bearing ring 6, an external thread portion is disposed on a circumferential surface of the screw section 3, an internal thread portion matching the external thread portion is disposed on an inner circumferential wall of the screw sleeve 7, positioning retaining rings 8 are disposed at upper and lower ends of the screw sleeve 7, a toothed portion 9 is disposed on an outer circumferential surface of the positioning retaining ring 8 of the screw sleeve 7, and a driving motor 10 is disposed on a left end surface of the elevation block 4, the power output shaft of the driving motor 10 is vertically arranged upwards, the power output shaft of the driving motor 10 is provided with a driving gear 11 which can be matched with the gear tooth part 9, a guard rail 12 is arranged between the two screw rod sections 3, the guard rail 12 is composed of a cross rod 13 and telescopic arms 14 arranged at two ends of the cross rod 13, and two ends of the cross rod 13 positioned at the upper end of the telescopic arms 14 respectively penetrate through the telescopic arms 14 and are fixedly connected with the height adjusting blocks 4 at two sides.

A ball 15 for reducing friction force is arranged between the positioning retainer ring 8 and the heightening block 4, a cover shell 16 is arranged outside the driving motor 10 and the heightening block 4, the upper surface and the lower surface of the cover shell 16 are provided with a hole through which the screw section 3 can pass, the left inner wall of the cover shell 16 is fixedly connected with the driving motor 10, the right side surface of the cover shell 16 is provided with an opening through which the right end of the heightening block 4 extends, the cover shell 16 is provided with a storage battery 17 for supplying power to the driving motor 10, a telescopic arm 14 is composed of an upper group of cross rods 18 and a lower group of cross rods 18, the middle parts of the cross rods 18 are rotatably connected through pins a19, the front end parts and the rear end parts of the adjacent cross rods 18 are rotatably connected through pins b20, the lower end part of the telescopic arm 11 is provided with a mounting strip 21, the mounting strip 21 is provided with a limiting slide hole 22 convenient for opening and closing the cross rods 18, the two end, the upper end of the screw section 3 is provided with a stop cap 23 which prevents the screw sleeve 7 from slipping off.

One specific application of this embodiment is: the utility model discloses in, drive the swivel nut through driving motor and rotate for the swivel nut rises or descends along the screw rod section, thereby makes to heighten the piece and drives the horizontal pole and rise or descend, cooperates flexible arm, makes the rail guard can open or shrink, realizes carrying out safety protection to the region that has the potential safety hazard, whole device simple structure, convenient to use, simple installation, impact resistance is good.

In the description herein, reference to the description of the terms "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a mechanical lifting safety device, includes buried groove (1), its characterized in that: upright rods (2) are vertically arranged at positions, close to two ends, of the inner bottom wall of the underground groove (1), a part, located outside the underground groove, of each upright rod (2) is a screw section (3), a height adjusting block (4) is arranged on each screw section (3), a vertical through hole (5) through which the screw section (3) can penetrate is formed in each height adjusting block (4), a bearing ring (6) is arranged in each vertical through hole (5), a threaded sleeve (7) sleeved on each screw section (3) is arranged in each bearing ring (6), an external thread part is arranged on the circumferential surface of each screw section (3), an internal thread part matched with the external thread part is arranged on the inner circumferential wall of each threaded sleeve (7), positioning check rings (8) are arranged at the upper end and the lower end of each threaded sleeve (7), and a gear part (9) is arranged on the outer circumferential surface of the upper end of each positioning check ring (8) located in each threaded sleeve (7), be provided with driving motor (10) on the left end face of increaseing piece (4), the vertical upwards setting of power output shaft of driving motor (10), be provided with on the power output shaft of driving motor (10) can with gear tooth portion (9) matched with drive gear (11), two be provided with rail guard (12) between screw rod section (3), rail guard (12) comprise horizontal pole (13) and flexible arm (14) of setting at horizontal pole (13) both ends, are located the both ends of horizontal pole (13) of flexible arm (14) upper end are passed respectively flexible arm (14) and with increaseing piece (4) fixed connection of both sides.

2. The mechanically elevating safety shield apparatus of claim 1, wherein: and a ball (15) for reducing friction force is arranged between the positioning retainer ring (8) and the height-adjusting block (4).

3. The mechanically elevating safety shield apparatus of claim 1, wherein: driving motor (10) and the outside of increaseing piece (4) are provided with housing (16), the hole that can let screw rod section (3) pass is seted up to the upper and lower face of housing (16), the left side inner wall and driving motor (10) fixed connection of housing (16), set up the uncovered that lets increaseing piece (4) right-hand member stretch out on the right flank of housing (16), be provided with battery (17) that are used for supplying power for driving motor (10) on housing (16).

4. The mechanically elevating safety shield apparatus of claim 1, wherein: flexible arm (14) comprise upper and lower multiunit crossbar (18), the middle part of crossbar (18) is passed through pin a (19) and is rotated the connection, and is adjacent the front and back tip of crossbar (18) all rotates through pin b (20) and connects, the lower tip of flexible arm (14) is provided with mounting bar (21), set up spacing slide opening (22) that be convenient for crossbar (18) to open and shut on mounting bar (21), the both ends of horizontal pole (13) are connected rather than pin b (20) of both sides respectively, mounting bar (21) are fixed to be set up on the diapire of burying groove (1) with ground.

5. The mechanically elevating safety shield apparatus of claim 1, wherein: the upper end part of the screw rod section (3) is provided with a stop cap (23) for preventing the screw sleeve (7) from slipping.