CN213418544U

CN213418544U - Elevartor shaft design protector

Info

Publication number: CN213418544U
Application number: CN202021927252.6U
Authority: CN
Inventors: 叶新旺; 郑付胜; 李强; 史瑞彬; 艾阳洋
Original assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Current assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-06-11
Anticipated expiration: 2030-09-07

Abstract

The utility model relates to an elevator shaft shaping protection device, an elevator shaft shaping protection device comprises a support frame and fixing buckles welded on the support frame in pairs, the support frame comprises a rectangular frame formed by mutually welding a longitudinal beam and a cross beam and a protection plate installed on the rectangular frame, at least two pairs of fixing buckles are arranged, an upper perforation and a lower perforation which are arranged up and down are formed between the fixing buckles and the support frame and are bounded by the cross beam or the longitudinal beam, a support tube is arranged in the upper perforation in a penetrating way, one axial end of the support tube is used for being supported on an elevator shaft floor inside the elevator shaft and is in blocking fit with the elevator shaft floor in the upper and lower directions, and the other axial end of the support tube is used for being inserted in a pre-; or the two axial ends of the supporting tube are respectively supported on a floor slab at the shaft opening of the elevator shaft and are in blocking fit with the floor slab in the vertical direction; and a reinforcing pipe welded with the fixing buckle and the cross beam penetrates through the lower through hole. The protection device can protect the safety of workers in the construction process of the elevator shaft.

Description

Elevartor shaft design protector

Technical Field

The utility model relates to an elevartor shaft construction technical field, in particular to elevartor shaft design protector.

Background

When building the high building that has the elevator, the elevator well can exist always, and along with the continuous increase of floor, the degree of depth of elevator well can continuous grow, also is bigger and bigger to constructor's threat to the life. Therefore, the elevator shaft needs to be provided with protective equipment at a certain distance so as to ensure that even if the constructor accidentally drops into the elevator shaft, the constructor does not have life risks.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an elevator shaft design protector to guarantee the safety of workman in the elevator shaft work progress.

In order to solve the technical problem, the utility model discloses an elevartor shaft design protector's technical scheme is:

an elevator shaft sizing guard comprising:

the supporting frame comprises a rectangular frame formed by welding longitudinal beams and cross beams together and a protection plate arranged on the rectangular frame;

the fixing buckles are vertically welded on the support frame in pairs, at least two pairs of fixing buckles are arranged, the two fixing buckles in pairs are oppositely arranged on two sides of the support frame, and an upper through hole and a lower through hole which are bounded by a cross beam or a longitudinal beam and are arranged up and down are formed between the fixing buckles and the support frame;

the supporting tube penetrates through the upper through hole, one axial end of the supporting tube is used for being supported on an elevator entrance floor inside the elevator shaft and is in blocking fit with the elevator entrance floor inside the elevator shaft in the vertical direction, and the other axial end of the supporting tube is used for being inserted into a pre-buried hole formed in the inner wall of the elevator shaft; or the two axial ends of the supporting tube are respectively supported on a floor slab at the shaft opening of the elevator shaft and are matched with the floor slab at the shaft opening of the elevator shaft in a stopping manner in the vertical direction;

and the reinforcing pipe penetrates through the lower through hole and is welded with the fixing buckle and the longitudinal beam or the cross beam.

Has the advantages that: the elevator shaft shaping protection device is arranged in an elevator shaft and/or at the position of an elevator shaft opening, when the elevator shaft shaping protection device is arranged in the elevator shaft, the axial end of the supporting tube is matched with a stop of an elevator shaft floor in the elevator shaft in the vertical direction, and the axial other end of the supporting tube is matched with a pre-buried hole in the inner wall of the elevator shaft in an inserting manner, so that the elevator shaft shaping protection device is fixed in the elevator shaft, and an anti-falling platform is formed at the position of the corresponding elevator shaft; when the anti-falling device is arranged at the position of the shaft opening of the elevator shaft, the axial two ends of the supporting pipe are respectively matched with the floor plate at the position of the shaft opening of the elevator shaft in a stopping manner in the up-down direction, so that the anti-falling device is fixed at the position of the shaft opening of the elevator shaft, and an anti-falling platform is formed at the position of the top shaft opening of the elevator shaft. No matter which kind of condition, even the workman falls into in the elevator shaft from the construction department, under the effect of guard plate, can both prevent that the workman from directly falling to the elevator shaft bottom and take place to weigh down the casualties accident. In addition, the fixing buckles in pairs can firmly fix the whole protection device at the elevator shaft, so that the protection plate is prevented from being tilted when a worker falls; simultaneously improve whole protector's structural strength through setting up the reinforced pipe, improve the shock resistance of guard plate, with the guard plate fracture when avoiding the workman to fall to the guard plate. To sum up, the utility model discloses an injury that elevator shaft design protector received when reduction workman that can furthest falls, whole protector simple structure, simple to operate is convenient for have enough to meet the need, uses manpower sparingly, material resources, financial resources, and is comparatively practical at the building construction place.

Furthermore, the fixing buckle is of a reversed-square structure formed by bending a steel bar, and two ends of the steel bar are in stop fit in the extending direction of the cross beam or the longitudinal beam.

Has the advantages that: when a construction worker carelessly falls and happens to fall on two sides of the paired fixing buckles, accidents that two ends of the fixing buckles are loosened or separated due to overlarge impact force of the construction worker on the device are prevented, the safety of the construction worker is guaranteed, and the structure is simple.

Furthermore, the fixing buckle is welded on the cross beam, and the cross beam is welded at the bottom of the longitudinal beam.

Has the advantages that: the fixing buckle is welded on the cross beam, so that the supporting tube penetrates through the fixing buckle and supports the device at the position of an elevator shaft opening, when the protection plate is arranged on the supporting frame, the cross beam plays a role in supporting the protection plate, the longitudinal beam and the protection plate are abutted against the matching, and the protection plate is convenient to lay.

Furthermore, a plurality of reinforcing beams which are perpendicular to the longitudinal beam and are arranged at intervals are arranged between the cross beams, and the reinforcing beams are welded at the bottom of the longitudinal beam.

Has the advantages that: the stiffening beam has improved the structural strength of support frame on the one hand, and on the other hand has improved the support area of contact of support frame with the guard plate to improve the shock resistance of guard plate, made the guard plate difficult emergence when receiving great impact force warp, thereby played better anti-falling effect.

Furthermore, each stiffening beam divides the rectangular frame into a plurality of guard plate installing areas, and the guard plate is of a split type structure and comprises a plurality of plate bodies in one-to-one correspondence with the guard plate installing areas.

Has the advantages that: thereby increase the strong point of protection plate and reach the purpose that improves rectangular frame structural strength, improve the bearing capacity and the shock resistance of protection plate simultaneously to the installation of the protection plate of being convenient for simultaneously.

Furthermore, the cross beam and the longitudinal beam are both hollow square tubes.

Has the advantages that: while guaranteeing the supporting strength of the protective device, the material cost is reduced and the whole weight of the device is reduced, thereby facilitating the turnover of the device.

Drawings

Fig. 1 is a front view of an elevator shaft shaping protector of the present invention;

fig. 2 is a top view of the elevator shaft shaping protector of the present invention;

fig. 3 is a side view of an elevator shaft sizing guard of the present invention;

fig. 4 is a front view of the working state of the elevator shaft shaping protector of the utility model;

fig. 5 is an installation side view of the elevator shaft sizing guard of the present invention disposed inside the elevator shaft;

figure 6 the utility model discloses an elevator shaft design protector sets up the installation top view at the elevator shaft well head.

Reference numerals: 1-a support frame; 2-longitudinal beams; 3-a cross beam; 4-fixing the button; 5-reinforcing the tube; 6-a reinforcing beam; 7-supporting the tube; 8-perforating; 9-lower perforation; 10-protective plate; 11-a floor slab; 12-the shaft wall; 13-pre-buried holes.

Detailed Description

The following describes in detail a specific embodiment of an elevator shaft shaping protection device according to the present invention with reference to the accompanying drawings and specific embodiments.

The utility model discloses an elevator shaft design protector's embodiment:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, the elevator shaft shaping protector of the present invention comprises: the elevator supporting frame comprises a supporting frame 1, fixing buckles 4 arranged on the supporting frame 1 in pairs, a reinforcing pipe 5 penetrating through the fixing buckles 4 and used for reinforcing the strength of the supporting frame 1, and a supporting pipe 7 used for supporting the supporting frame 1 at a corresponding position of an elevator shaft.

Specifically, as shown in fig. 2, the support frame 1 includes a rectangular frame formed by welding two longitudinal beams 2 and two transverse beams 3 to each other, and a protection plate 10 installed on the rectangular frame, wherein the transverse beams 3 are welded to the bottoms of the longitudinal beams 2, the protection plate 10 is laid on the transverse beams 3, and two ends of the protection plate respectively abut against the longitudinal beams 2. In the support frame 1, two stiffening beams 6 for strengthening and supporting the protection plate 10 are further arranged between the two cross beams 3, the two stiffening beams 6 are arranged at intervals along the extending direction of the longitudinal beam, and each stiffening beam 6 is located at the bottom of the longitudinal beam 2, and two ends of each stiffening beam are respectively vertically welded with the longitudinal beam 2. Two stiffening beams 6 divide into three guard plate installing zones with rectangular frame, and guard plate 10 is split type structure, include with the three plate body of guard plate installing zone one-to-one, and every plate body all is the plank, during the installation, each guard plate installing zone is inserted from rectangular frame's side to each plank to seamless concatenation between each plank. In this embodiment, longeron 2, crossbeam 3, stiffening beam 6 are hollow square pipe, on the basis of guaranteeing self structural strength, have reduced the weight of self to the installation of being convenient for.

As shown in fig. 1, 2 and 4, two pairs of fixing buckles 4 are provided, and the two fixing buckles in the pair are oppositely disposed and respectively disposed at corresponding positions on the two cross beams 3. In this embodiment, the fixing buckle 4 is a clip-shaped structure formed by bending a steel bar, and two ends of the steel bar are in stop fit with each other in the extending direction of the beam 3. An upper perforation 8 and a lower perforation 9 which are vertically arranged and are bounded by the cross beam 3 are formed between the fixing buckle 4 and the support frame 1. The reinforcing pipe 5 penetrates through the corresponding pair of lower through holes 9 and is connected with the cross beam 3 and the fixing buckle 4 in a welding mode, so that the supporting effect of the protective plate is improved, and the shock resistance of the protective plate is guaranteed. The support tubes 7 pass through a corresponding pair of upper perforations 8. In this embodiment, the supporting tube 7 and the reinforcing tube 5 are both circular steel tubes.

The utility model discloses an elevartor shaft design protector at first chooses for use suitable longeron 2, crossbeam 3, reinforced pipe 5, reinforced beam 6, stay tube 7 according to the size of elevator well head before using. Then place suitable interval position earlier two longerons 2, then the crossbeam 3 tip welds with two longeron 2 tip, and weld two stiffening beam 6 perpendicular to longeron 2 between two crossbeams 3, weld two pairs and every pair along the fixed knot 4 of 3 extending direction interval arrangements of crossbeam at two crossbeam 3 opposite face one side this moment, in order to guarantee to pass two at least stay tubes 7, thereby reach the purpose that prevents the device heels and strengthen stability, then keep away from longeron 2 one end at fixed knot 4 and punch the hole 9 and penetrate the reinforced pipe 5, reinforced pipe 5 and crossbeam 3, fixed knot 4, stiffening beam 6 welding. Finally, the protection plate 10 is cut to maximize the protection area on the support frame 1, and finally the protection plate 10 is laid on the reinforcing beam 6 along the extension direction of the longitudinal beam 2.

After the elevator shaft shaping protection device of the utility model is installed, the protection device is arranged at intervals in the vertical direction of the elevator shaft, when the protection device is arranged in the elevator shaft, as shown in fig. 5, the support tube 7 is passed through the upper perforation 8, then the axial end of the support tube 7 is used for being supported on the floor 11 at the elevator shaft inner elevator opening and is in blocking fit with the floor 11 at the elevator shaft inner elevator opening in the vertical direction, and the axial other end of the support tube 7 is used for being inserted into the embedded hole 13 arranged on the shaft wall 12 of the elevator shaft; when the support tube is arranged at the shaft opening of the elevator shaft, as shown in fig. 6, the two axial ends of the support tube 7 are respectively supported on the floor 11 at the shaft opening of the elevator shaft and are in blocking fit with the floor 11 at the shaft opening of the elevator shaft in the up-down direction.

The protective plate of the elevator shaft shaping protective device adopts the wood plate, so that the cutting is convenient, and the effect of larger protective area is achieved; the longitudinal beams 2, the cross beams 3 and the reinforcing beams 6 are all made of hollow steel pipes, so that the gap between the support frame 1 and the elevator shaft is reduced, the purpose of preventing personnel from falling is achieved, and the arrangement of the protection plates 10 is more stable; and the device does not need to be fixed with the floor 11 when fixed, the installation is quicker, and the position of the support frame 1 in the elevator shaft is not easy to move. Whole elevartor shaft design protector simple structure, simple to operate, can utilize many times, reduced turnover material live time, reduced material and workman cost, can prevent effectively that the workman from falling to the elevartor shaft bottom, guarantee workman's construction safety.

In the above embodiment, the fixing fastener is a circular tube in a shape of a Chinese character 'hui', and the upper and lower ends of the fixing fastener are arc-shaped; in other embodiments, the fixing fastener may also be a circular tube.

In the above embodiment, the protection plate is a wood plate; in other embodiments, the protective plate can also be made of a steel plate.

In the embodiment, the elevator shaft shaping protection device is sequentially divided into three layers, namely a longitudinal beam, a cross beam, a reinforcing beam and a supporting tube from top to bottom; in other embodiments, the cross beam, the longitudinal beam and the reinforcing beam can be welded into one layer, the reinforcing pipe is welded on the lower layer of the longitudinal beam, the protection plate is connected to the support frame and connected with the cross beam, the longitudinal beam and the reinforcing beam, and the cross beam, the longitudinal beam and the reinforcing beam jointly support the protection plate.

In the above embodiment, the protection plate is a split structure; in other embodiments, the protective plate can be of an integral structure, and according to the size of the support frame, the protective plate is manufactured and then laid on the support frame.

Claims

1. The utility model provides an elevator shaft design protector, characterized by includes:

2. The elevator shaft shaping protector of claim 1, wherein the fixing buckle is a zigzag structure formed by bending a steel bar, and both ends of the steel bar are in stop fit in the extending direction of the cross beam or the longitudinal beam.

3. An elevator shaft sizing guard according to claim 1 or claim 2 wherein said retainer buttons are welded to said cross beams and the cross beams are welded to the bottom of the side beams.

4. The elevator shaft sizing guard of claim 3 wherein a plurality of reinforcement beams are spaced apart from and perpendicular to the stringers between the cross beams, the reinforcement beams being welded to the bottom of the stringers.

5. The elevator shaft sizing guard according to claim 4 wherein each stiffening beam divides the rectangular frame into a plurality of fender panel mounting areas, the fender panel being a split structure comprising a plurality of panel bodies in one-to-one correspondence with the fender panel mounting areas.

6. The elevator shaft sizing guard of claim 1 or 2 wherein the cross beams and the side beams are hollow square tubes.