Detachable operating platform for elevator shaft and construction method

Abstract

The present invention belongs to the technical field of elevator shaft operating platforms, and specifically relates to a detachable elevator shaft operating platform and a construction method, wherein the detachable elevator shaft operating platform comprises a tripod steel support, a high-strength screw, a positioning nut and a platform plate; a plurality of rows of tripod steel supports are pre-buried from bottom to top on two opposite side walls of the elevator shaft; a vertical high-strength screw is fixed on the upper surface of the horizontal support plate of the tripod steel support away from the side wall; the two ends of the platform plate are respectively overlapped on the opposite horizontal support plate, and the platform plate and the high-strength screw are provided with through holes or fixed with steel sleeves at the corresponding positions, and the positioning nut is installed on the upper end of the high-strength screw and presses the platform plate; the advantages and positive effects of the present invention are: (1) it changes the current situation of setting up a steel pipe buckle frame from the bottom layer and using wooden boards to set up the operating platform on the steel pipe buckle frame; it saves a lot of manpower and material resources and greatly simplifies the construction process; (2) the detachable elevator shaft operating platform of the present invention is highly safe.

Description

Technical Field

[0001] The present invention belongs to the technical field of elevator shaft operating platforms, and in particular relates to a detachable elevator shaft operating platform and a construction method. Background Art

[0002] With the rapid development of infrastructure in my country, various safety incidents have become frequent, and the construction of elevator shaft protection and elevator shaft operating platforms presents significant safety hazards. Traditional elevator shaft operating platforms are typically constructed using steel pipes and fasteners, starting from the bottom floor. Wooden planks are then used to extend the operating platform up to the top floor on the floors to be constructed. This solution requires significant manpower and material resources, and the construction process is cumbersome. Furthermore, during construction, elevator shaft operating platforms constructed using traditional scaffolding can loosen connecting components due to vibrations from construction, and the wooden planks can become unstable, posing a safety hazard and threatening the safety of construction workers, equipment, and property. Summary of the Invention

[0003] In view of the problem that the construction of the above-mentioned elevator shaft operating platform consumes a lot of manpower and material resources and has certain safety hazards, the present invention provides a detachable elevator shaft operating platform and a construction method.

[0004] In order to achieve the above-mentioned object, the technical solution adopted by the present invention is as follows: a detachable operating platform for an elevator shaft, comprising a tripod steel support, a high-strength screw, a positioning nut and a platform plate;

[0005] Multiple rows of tripod steel supports are pre-embedded on two opposite side walls of the elevator shaft from bottom to top; the tripod steel supports include vertical plates, horizontal support plates and diagonal support plates that are fixedly connected, the vertical plates are pre-embedded in the side walls, and the horizontal support plates and diagonal support plates extend a certain distance from the side walls;

[0006] The vertical high-strength screw is fixed on the upper surface of the horizontal support plate away from the side wall; the two ends of the platform plate are respectively overlapped on the relative horizontal support plates, and the platform plate and the high-strength screw are provided with through holes or fixed with steel sleeves at the corresponding positions, and the positioning nut is installed on the upper end of the high-strength screw and presses the platform plate.

[0007] Preferably, the vertical plate is fixed to the steel cage in the side wall of the elevator shaft; and the vertical plate is provided with a binding hole.

[0008] Preferably, each row of the tripod steel supports includes two end tripod steel supports and multiple middle tripod steel supports, and a high-strength screw is fixed on the horizontal support plate of the end tripod steel supports; two high-strength screws are fixed on the horizontal support plate of the middle tripod steel supports and the upper surface of the horizontal support plate overlaps the corners of two adjacent platform plates, and the two high-strength screws respectively pass through the corners of two adjacent platform plates.

[0009] Preferably, the platform plate is a patterned steel plate.

[0010] Preferably, the detachable operating platform of the elevator shaft is composed of multiple platform plates overlapped on the tripod steel support.

[0011] Preferably, there is a certain distance between the end of the detachable operating platform of the elevator shaft and the side wall of the elevator shaft.

[0012] A construction method for a detachable operating platform for an elevator shaft, wherein the detachable operating platform for the elevator shaft is constructed by the following steps:

[0013] Step 1: Before pouring the elevator shaft side walls, tie multiple rows of tripod steel supports on the opposite side wall reinforcement cages of the elevator shaft;

[0014] Step 2: Casting the side wall formwork of the elevator shaft;

[0015] Step 3: According to the height requirement of the elevator shaft operating platform, select the corresponding row of tripod steel supports to install the platform plate; multiple platform plates overlapped on the tripod steel supports are assembled into the elevator shaft operating platform;

[0016] Step 4: Install multiple positioning nuts on the upper ends of the corresponding high-strength screws and press the corresponding platform plates;

[0017] Step 5: Set up an operating frame on the elevator shaft operating platform for construction operations. The height of the operating frame is equivalent to the floor height of the main structure.

[0018] Step 6: After the current floor structure construction is completed in the elevator shaft, continue to install the elevator shaft detachable operating platform above the operating rack on this floor, and repeat steps 3 to 5;

[0019] Step 7 Before installing the elevator in the elevator shaft, remove multiple detachable operating platforms and operating frames of the elevator shaft, and cut the tripod steel support so that the cut surface is flush with the side wall of the elevator shaft.

[0020] Preferably, after the side wall formwork is cast in step 2, the length of the tripod steel support embedded in the concrete is 20 cm, and the length extending out of the concrete surface is 10 cm.

[0021] Preferably, in step seven, only the portion of the tripod steel support extending out of the concrete surface is cut off.

[0022] Compared with the prior art, the advantages and positive effects of the present invention are:

[0023] (1) The present invention changes the current situation of building a steel pipe buckle rack from the bottom layer and using wooden boards to build an operating platform on the steel pipe buckle rack; it saves a lot of manpower and material resources and greatly simplifies the construction process;

[0024] (2) The detachable operating platform of the elevator shaft is composed of a plurality of platform plates overlapped on a tripod steel support, and the tripod steel support is pre-buried in the side wall of the elevator shaft. A plurality of positioning nuts are respectively installed on the upper ends of corresponding high-strength screws and press the corresponding platform plates. Therefore, the detachable operating platform of the elevator shaft of the present invention is highly safe.

[0025] (3) There should be a certain distance between the end of the detachable operating platform of the elevator shaft and the side wall of the elevator shaft, which can prevent the operating platform from damaging the side wall of the elevator shaft and causing repairs;

[0026] (4) The pre-buried tripod steel support is also a reliable hanging point for the operator's safety rope during masonry and painting construction in the elevator shaft;

[0027] (5) The detachable operating platform of the elevator shaft is no longer constructed with wooden boards, but with patterned steel plates. The patterned steel plates have a stronger load-bearing capacity, and the connection between the patterned steel plates and the tripod steel supports is very firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments:

[0029] Figure 1 A side view of the detachable operating platform of the elevator shaft of the present invention;

[0030] Figure 2 Schematic diagram of the tripod steel support in the detachable operating platform of the elevator shaft of the present invention;

[0031] Figure 3 A top view of the detachable operating platform of the elevator shaft of the present invention Figure 1 ;

[0032] Figure 4 A top view of the detachable operating platform of the elevator shaft of the present invention Figure 2 ;

[0033] Figure 5 Schematic diagram of the platform plate of the detachable operating platform of the elevator shaft of the present invention.

[0034] Description of reference numerals:

[0035] 1—side wall;

[0036] 2—tripod steel support, 21—vertical plate, 22—horizontal support plate;

[0037] 3—High-strength screw, 4—Location nut, 5—Platform plate. DETAILED DESCRIPTION

[0038] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention will be further described below with reference to the accompanying drawings and embodiments.

[0039] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0040] Example 1

[0041] The following is combined with Figure 1-Figure 5 The present invention is further described as follows: a detachable operating platform for an elevator shaft and a construction method thereof, Figure 1 and Figure 4 As shown, it includes a tripod steel support 2, a high-strength screw 3, a positioning nut 4 and a platform plate 5.

[0042] like Figure 1 and Figure 4 As shown, multiple rows of tripod steel supports 2 are pre-embedded on the two opposite side walls 1 of the elevator shaft from bottom to top; the tripod steel supports 2 include fixedly connected vertical plates 21, horizontal support plates 22 and diagonal support plates, the vertical plates 21 are pre-embedded in the side walls 1, and the horizontal support plates 22 and diagonal support plates extend out of the side walls 1 a certain distance.

[0043] like Figure 1 、 Figure 2 and Figure 4 As shown, a vertical high-strength screw 3 is fixed on the upper surface of the horizontal support plate 22 away from the side wall 1; the two ends of the platform plate 5 are respectively overlapped on the relative horizontal support plate 22, and through holes are opened at the corresponding positions of the platform plate 5 and the high-strength screw 3, and the positioning nut 4 is installed on the upper end of the high-strength screw 3 and presses the platform plate 5.

[0044] The vertical plate 21 is tied and fixed to the steel cage in the side wall 1 of the elevator shaft; the vertical plate 21 is provided with a tying hole.

[0045] like Figure 3 As shown, each row of tripod steel supports 2 includes two end tripod steel supports and multiple middle tripod steel supports. A high-strength screw rod 3 is fixed on the horizontal support plate 22 of the end tripod steel support; two high-strength screw rods 3 are fixed on the horizontal support plate 22 of the middle tripod steel support and the upper surface of the horizontal support plate 22 overlaps the corners of the two adjacent platform plates 5, and the two high-strength screw rods 3 pass through the corners of the two adjacent platform plates 5 respectively.

[0046] like Figure 5 As shown, the platform plate 5 is a patterned steel plate.

[0047] like Figure 3 As shown, the detachable operating platform of the elevator shaft is composed of multiple platform plates 5 overlapped on the tripod steel support 2.

[0048] like Figure 4As shown, there is a certain distance between the end of the detachable operating platform of the elevator shaft and the side wall 1 of the elevator shaft.

[0049] A construction method for a detachable operating platform for an elevator shaft, wherein the following steps are employed to construct the detachable operating platform for the elevator shaft:

[0050] Step 1: Before pouring the elevator shaft side wall 1, tie multiple rows of tripod steel supports 2 on the steel cages of the opposite side walls 1 of the elevator shaft;

[0051] Step 2: Casting the side wall 1 of the elevator shaft;

[0052] Step 3: According to the height requirement of the elevator shaft operating platform, select the corresponding row of tripod steel supports 2 to install the platform plate 5; multiple platform plates 5 overlapped on the tripod steel supports 2 are assembled into the elevator shaft operating platform;

[0053] Step 4: Install multiple positioning nuts 4 on the upper ends of the corresponding high-strength screws 3 and press the corresponding platform plates 5;

[0054] Step 5: Set up an operating frame on the elevator shaft operating platform for construction operations. The height of the operating frame is equivalent to the floor height of the main structure.

[0055] Step 6: After the current floor structure construction is completed in the elevator shaft, continue to install the elevator shaft detachable operating platform above the operating rack on this floor, and repeat steps 3 to 5;

[0056] Step 7 Before installing the elevator in the elevator shaft, remove multiple detachable operating platforms and operating frames of the elevator shaft, and cut the tripod steel support 2 so that the cut surface is flush with the side wall 1 of the elevator shaft.

[0057] After the side wall 1 is cast in the formwork in step 2, the length of the tripod steel support 2 embedded in the concrete is 20 cm, and the length extending out of the concrete surface is 10 cm. Figure 1 shown.

[0058] In step seven, only the portion of the tripod steel support 2 extending out of the concrete surface is cut off.

[0059] Example 2

[0060] The difference between this embodiment and embodiment 1 is that steel sleeves are fixedly provided at positions corresponding to the platform plate 5 and the high-strength screw rod 3 , and the high-strength screw rod 3 passes through the steel sleeves.

[0061] The above description is merely a preferred embodiment of the present invention and does not constitute any other form of limitation to the present invention. Any person skilled in the art may utilize the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes for application in other fields. However, any simple modification or equivalent change made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A detachable operating platform for an elevator shaft, characterized in that: It includes a tripod steel support (2), a high-strength screw (3), a positioning nut (4) and a platform plate (5); Multiple rows of tripod steel supports (2) are pre-buried on two opposite side walls (1) of the elevator shaft at intervals from bottom to top; the tripod steel supports (2) include fixedly connected vertical plates (21), horizontal support plates (22) and diagonal support plates, the vertical plates (21) are pre-buried in the side walls (1), and a portion of the horizontal support plates (22) and the diagonal support plates protrudes from the side walls (1); the tripod steel supports (2) are buried in the concrete to a depth of 20 cm and extend out of the concrete surface by 10 cm; the vertical plates (21) are tied and fixed to the steel cage in the side walls (1) of the elevator shaft; the vertical plates (21) are provided with tying holes; The vertical high-strength screw (3) is fixed on the upper surface of the horizontal support plate (22) away from the side wall (1); the two ends of the platform plate (5) are respectively overlapped on the opposite horizontal support plate (22), and the platform plate (5) and the high-strength screw (3) are provided with through holes or fixed with steel sleeves at corresponding positions, and the positioning nut (4) is installed on the upper end of the high-strength screw (3) and presses the platform plate (5).

2. The detachable operating platform for an elevator shaft according to claim 1, characterized in that: Each row of the tripod steel supports (2) includes two end tripod steel supports and a plurality of middle tripod steel supports, and a high-strength screw rod (3) is fixed on the horizontal support plate (22) of the end tripod steel supports; two high-strength screw rods (3) are fixed on the horizontal support plate (22) of the middle tripod steel supports, and the upper surface of the horizontal support plate (22) overlaps the corners of two adjacent platform plates (5), and the two high-strength screw rods (3) respectively pass through the corners of the two adjacent platform plates (5).

3. The detachable operating platform for an elevator shaft according to claim 2, characterized in that: The platform plate (5) is a patterned steel plate.

4. The detachable operating platform for an elevator shaft according to claim 3, characterized in that: The detachable operating platform of the elevator shaft is composed of a plurality of platform plates (5) overlapped on a tripod steel support (2).

5. The detachable operating platform for an elevator shaft according to claim 4, characterized in that: There is a certain distance between the end of the detachable operating platform of the elevator shaft and the side wall (1) of the elevator shaft.

6. A construction method for a detachable operating platform in an elevator shaft, characterized in that: The following steps are used to construct the detachable elevator shaft operating platform described in claim 5: Step 1: Before pouring the elevator shaft side wall (1), multiple rows of tripod steel supports (2) are respectively tied to the steel cages of the opposite side walls (1) of the elevator shaft; Step 2: Formwork and casting of the side wall (1) of the elevator shaft; Step 3: According to the height requirement of the elevator shaft operating platform, select the corresponding row of tripod steel supports (2) to install the platform plate (5); multiple platform plates (5) overlapped on the tripod steel supports (2) are assembled into the elevator shaft operating platform; Step 4: Install multiple positioning nuts (4) on the upper ends of corresponding high-strength screws (3) and press the corresponding platform plates (5); Step 5: Set up an operating frame on the elevator shaft operating platform for construction operations. The height of the operating frame should be equal to the floor height of the main structure. Step 6: After the current floor structure construction is completed in the elevator shaft, continue to install the elevator shaft detachable operating platform above the operating rack on this floor, and repeat steps 3 to 5; Step 7: Before installing the elevator in the elevator shaft, remove multiple detachable operating platforms and operating frames of the elevator shaft, and cut the tripod steel support (2) so that the cut surface is flush with the side wall (1) of the elevator shaft.

7. The construction method of the detachable operating platform of the elevator shaft according to claim 6, characterized in that: In step seven, only the portion of the tripod steel support (2) extending out of the concrete surface is cut off.

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