Formwork supporting frame in elevator shaft

Abstract

The utility model provides a formwork supporting frame in an elevator shaft, which belongs to the technical field of housing construction and comprises the elevator shaft, a plurality of supporting frame bodies are arranged on the inner side of the elevator shaft and above a main beam, and abutting pieces are arranged between the supporting frame bodies and formworks. Supporting connecting pieces are arranged between the main beam and the adjacent supporting frame bodies and between the adjacent supporting frame bodies, first reinforcing pieces are arranged on the two sides of the supporting frame bodies and the main beam, and second reinforcing pieces are arranged between the main beam and the inner side of the elevator shaft. The formwork supporting frame solves the problems that a steel frame assembly in an existing formwork supporting frame in an elevator shaft is of an integral structure, large difficulty can be brought in the construction process or the transportation process, meanwhile, the two ends of a connecting piece abut against a formwork and the steel frame assembly respectively, the connecting piece is not connected with the formwork and the steel frame assembly, the risk of falling off exists, and the formwork supporting frame is damaged. Therefore, the safety of the support frame in the use process is reduced, and the practicability of the support frame is greatly reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to a formwork support frame in an elevator shaft. Background Art

[0002] As the name implies, building construction refers to house construction, and the elevator shaft is a part of building construction. The elevator shaft refers to the vertical passage where the elevator is located, usually surrounded by walls and floors. It is used to accommodate elevator equipment, provide space for elevator operation, and ensure the safety of passengers and maintenance personnel. The elevator shaft is usually located in the center or corner of the building and can extend from the ground to the highest floor of the building. There is usually an elevator car in the shaft, which is connected to the elevator machine room by wire ropes or hydraulic systems. When the car moves up and down, the door in the shaft will open, and passengers can enter and exit the elevator.

[0003] Prior art CN220978791U discloses a formwork support frame in an elevator shaft, including an elevator shaft and a floor panel connected to the elevator shaft, a steel frame assembly is provided in the elevator shaft, a main beam for supporting the steel frame assembly is provided on the floor panel; a supporting oil cylinder for adjusting the height of the steel frame assembly is installed on the main beam, and a diagonal brace for positioning the steel frame assembly is also installed on the main beam; a formwork is set up in the elevator shaft, and a connecting piece for supporting the formwork is provided on the steel frame assembly. The steel frame assembly in the support frame is an integral structure, which will bring great difficulties in both construction and transportation. At the same time, the two ends of the connecting piece are respectively against the formwork and the steel frame assembly, and the connecting piece is not connected to the two, so there is a risk of falling off, which leads to reduced safety during the use of the support frame, greatly reducing the practicality of the support frame. Summary of the invention

[0004] The utility model provides a formwork support frame in an elevator shaft, and its purpose is to solve the problem that the steel frame component in the existing formwork support frame in the elevator shaft is an integral structure, which will bring great difficulties during construction and transportation, and at the same time, the two ends of the connecting piece are respectively against the formwork and the steel frame component, and the connecting piece is not connected to the two, and there is a risk of falling off, which leads to reduced safety during the use of the support frame and greatly reduces the practicability of the support frame.

[0005] An embodiment of the utility model provides a formwork support frame in an elevator shaft, comprising an elevator shaft, an elevator entrance is arranged on one side of the elevator shaft, a floor panel is arranged on one side of the elevator shaft and at the lower end of the elevator entrance, a main beam is detachably connected to the floor panel by bolts, a formwork is arranged on the inner side of the elevator shaft, a plurality of support frames are arranged on the inner side of the elevator shaft and above the main beam, abutments are arranged between the support frames and the formwork, support connecting members are arranged between the main beam and adjacent support frames and between adjacent support frames, a reinforcement member 1 is arranged on both sides of the support frame and the main beam, and a reinforcement member 2 is arranged between the main beam and the inner side of the elevator shaft.

[0006] By adopting the above technical scheme, the support frames can be stacked by setting up multiple support frames and support connectors, and then the height of the support frames can be adjusted to meet the needs of different elevator shafts. At the same time, the overall structure of the traditional support frames is eliminated. By stacking multiple support frames, it is not only beneficial to the installation of the support frames, but also convenient for transportation. The abutment members are set on the support frames, so there is no risk of the abutment members falling off, which greatly improves the safety during use. The reinforcement member one can further ensure the stability of the support frames after stacking, and through the setting of the reinforcement member two, the force exerted on the main beam can be transmitted to the wall of the elevator shaft to prevent the main beam from bending, etc., thereby ensuring the long-term normal use of the main beam.

[0007] Furthermore, the support frame includes a rectangular frame, and a cross-shaped support rod is fixedly connected to the inner side of the rectangular frame.

[0008] By adopting the above technical solution and setting the support rods, not only the strength of the rectangular frame can be improved, but also the construction can be facilitated.

[0009] Furthermore, the abutment member includes a plurality of supports fixedly connected to the four sides of the rectangular frame, a threaded rod 1 being rotatably connected in the support, a threaded tube 1 being threadedly connected to an end of the threaded rod 1 away from the support, a threaded rod 2 being threadedly connected to an end of the threaded tube 1 away from the threaded rod 1, a positioning plate being fixedly connected to an end of the threaded rod 2 away from the threaded tube 1, and the thread rotation directions of the threaded rod 1 and the threaded rod 2 are opposite.

[0010] By adopting the above technical solution, the support and the threaded rod one are rotatably connected to prevent the abutment from falling off, and the abutment can be folded up for easy use and transportation. The orientation of the positioning plate can be adjusted by rotating the threaded rod one, so that the positioning plate can support the template. By rotating the threaded tube one, the threaded rod one and the threaded rod two can be moved out of or put into the threaded tube one, so that the positioning plate can be adjusted to support the template.

[0011] Furthermore, the abutment member also includes a limit member installed on the rectangular frame, and the limit member is used to limit the threaded rod one. The limit member includes a mounting groove opened in the rectangular frame and a limit hole opened at one end of the threaded rod one. A limit rod is movably installed in the mounting groove, one end of the limit rod is inserted in the limit hole, and the outer side of the limit rod is fixedly connected to a limit plate. The outer side of the limit rod is sleeved with a spring, and both ends of the spring are respectively connected to the limit plate and the inner wall of the mounting groove, and the other end of the limit rod passes through the mounting groove and is fixedly connected to a pull ring.

[0012] By adopting the above technical solution, the spring can ensure that the limit rod is stably inserted in the limit hole, thereby facilitating the limitation of threaded rod one and ensuring that the positioning plate can stably support the template. At the same time, by pulling the pull ring, the limit rod can be moved out of the limit hole, thereby releasing the limitation of threaded rod one, so that the abutment can be retracted for easy use.

[0013] Furthermore, the supporting connecting member includes a limiting cylinder fixedly connected to the main beam and the rectangular frame and a triangular cast iron fixedly connected to the lower end of the rectangular frame, the mouth of the triangular cast iron faces the inner side of the rectangular frame, and a plug rod is rotatably connected in the triangular cast iron, and the lower end of the plug rod is inserted in the limiting cylinder.

[0014] By adopting the above technical solution and using the plug-in method, the support frame and the main beam as well as the support frame can be quickly assembled for construction.

[0015] Furthermore, the reinforcement member 1 includes a connecting steel plate fixedly connected to the side of the main beam and a threaded tube 2 fixedly connected to the side of the rectangular frame, and the connecting steel plate and the threaded tube 2 on the same side are threadedly connected through a threaded rod 3.

[0016] By adopting the above technical solution, the threaded tube 2 and the connecting steel plate can be connected in sequence by rotating the threaded rod 3, thereby reinforcing the stacked support frame, ensuring the stability of the support frame during use, and the disassembly and assembly is also very convenient.

[0017] Furthermore, the reinforcement member 2 includes an inclined rod fixedly connected to the lower end of the main beam, the end of the inclined rod away from the main beam is rotatably connected to a rotating block, the end of the rotating block away from the inclined rod is fixedly connected to a threaded rod 4, the threaded rod 4, the outer side of the threaded rod 4 is threadedly connected to a threaded tube 3, and the end of the threaded tube 3 away from the threaded rod 4 is fixedly connected to a contact plate.

[0018] By adopting the above technical solution, when in use, the construction worker holds the threaded barrel three with one hand and rotates the rotating block with the other hand, so that the threaded rod four moves in the threaded barrel three, and then pushes the threaded barrel three to move, so that the contact plate is pressed tightly against the wall of the elevator shaft, thereby supporting the main beam to prevent the main beam from bending, etc., and ensure the long-term normal use of the main beam.

[0019] The beneficial effects of the utility model are:

[0020] The utility model can stack the support frames by arranging a plurality of support frames and support connectors, and then the height of the support frames can be adjusted to meet the needs of different elevator shafts, and at the same time the overall structure of the traditional support frames is eliminated. The stacking of a plurality of support frames is not only conducive to the installation of the support frames, but also convenient for transportation. The abutment members are arranged on the support frames, and then there is no risk of the abutment members falling off, which greatly improves the safety during use. The reinforcement member 1 can further ensure the stability of the support frames after stacking, and through the arrangement of the reinforcement member 2, the force exerted on the main beam can be transmitted to the wall of the elevator shaft to prevent the main beam from bending, etc., thereby ensuring the long-term normal use of the main beam.

[0021] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained through the structures particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0024] Figure 2 This is a schematic diagram of the support frame and the abutment structure of an embodiment of the utility model;

[0025] Figure 3 This is a schematic diagram of the top view of the support frame of an embodiment of the utility model;

[0026] Figure 4 This is a schematic diagram of the cross-sectional structure of a position limiting member according to an embodiment of the utility model;

[0027] Figure 5 This is a schematic diagram of the structure of the supporting connecting member of an embodiment of the utility model;

[0028] Figure 6 This is a schematic diagram of a triangular cast iron structure of an embodiment of the utility model;

[0029] Figure 7 This is a schematic diagram of the folded structure of the abutment member and the support connection member of the embodiment of the utility model;

[0030] 1. Elevator shaft; 101. Elevator entrance; 2. Floor panel; 3. Main beam; 4. Formwork; 5. Support frame; 6. Abutment; 7. Support connector; 8. Reinforcement member 1; 9. Reinforcement member 2; 51. Rectangular frame; 52. Support rod; 61. Support; 62. Threaded rod 1; 63. Threaded cylinder 1; 64. Threaded rod 2; 65. Positioning plate; 66. Limiting member; 661. Mounting groove; 662. Limiting rod; 663. Limiting sheet; 664. Spring; 665. Pull ring; 666. Limiting hole; 71. Limiting cylinder; 72. Triangular cast iron; 73. Insert rod; 81. Connecting steel plate; 82. Threaded cylinder 2; 83. Threaded rod 3; 91. Oblique rod; 92. Rotating block; 93. Threaded rod 4; 94. Threaded cylinder 3; 95. Contact plate. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the technical solution of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described in conjunction with the drawings of the specific embodiments of the utility model. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1-7 The utility model embodiment proposes a formwork support frame in an elevator shaft, including an elevator shaft 1, an elevator entrance 101 is arranged on one side of the elevator shaft 1, a floor panel 2 is arranged on one side of the elevator shaft 1 and at the lower end of the elevator entrance 101, a main beam 3 is detachably connected to the floor panel 2 by bolts, a formwork 4 is arranged on the inner side of the elevator shaft 1, a plurality of support frames 5 are arranged on the inner side of the elevator shaft 1 and above the main beam 3, abutments 6 are arranged between the support frames 5 and the formwork 4, support connecting members 7 are arranged between the main beam 3 and adjacent support frames 5 and between adjacent support frames 5, reinforcement members 1 8 are arranged on both sides of the support frames 5 and the main beam 3, and reinforcement members 2 9 are arranged between the main beam 3 and the inner side of the elevator shaft 1.

[0033] By arranging a plurality of support frames 5 and support connectors 7, the support frames 5 can be stacked, and then the height of the support frames 5 can be adjusted to meet the needs of different elevator shafts 1. At the same time, the overall structure of the traditional support frames 5 is eliminated. By stacking a plurality of support frames 5, it is not only beneficial to the installation of the support frames 5, but also convenient for transportation. The abutment members 6 are arranged on the support frames 5, and then there is no risk of the abutment members 6 falling off, which greatly improves the safety during use. The reinforcement member 1 8 can further ensure the stability of the support frames 5 after stacking. By setting the reinforcement member 2 9, the force exerted on the main beam 3 can be transmitted to the wall of the elevator shaft 1 to prevent the main beam 3 from bending, etc., thereby ensuring the long-term normal use of the main beam 3.

[0034] Reference Figure 3 The support frame 5 includes a rectangular frame 51 , and a cross-shaped support rod 52 is fixedly connected to the inner side of the rectangular frame 51 .

[0035] The support rods 52 are provided to not only improve the strength of the rectangular frame 51 but also facilitate construction.

[0036] Reference Figure 2 The abutment member 6 includes a plurality of supports 61 fixedly connected to the four sides of the rectangular frame 51, a threaded rod 62 is rotatably connected in the support 61, a threaded tube 63 is threadedly connected to the end of the threaded rod 62 away from the support 61, a threaded rod 2 64 is threadedly connected to the end of the threaded tube 63 away from the threaded rod 1 62, a positioning plate 65 is fixedly connected to the end of the threaded rod 2 64 away from the threaded tube 1 63, and the thread rotation directions of the threaded rod 1 62 and the threaded rod 2 64 are opposite.

[0037] By rotating the support 61 and the threaded rod 1 62, the abutment 6 can be prevented from falling off, and the abutment 6 can be folded for easy use and transportation. The position of the positioning plate 65 can be adjusted by rotating the threaded rod 1 62, so that the positioning plate 65 can support the template 4. By rotating the threaded tube 1 63, the threaded rod 1 62 and the threaded rod 2 64 can be moved out of or put into the threaded tube 1 63, so that the positioning plate 65 can be adjusted to support the template 4.

[0038] Reference Figure 2 and Figure 4The abutment member 6 also includes a limiting member 66 installed on the rectangular frame 51. The limiting member 66 is used to limit the threaded rod 62. The limiting member 66 includes a mounting groove 661 provided in the rectangular frame 51 and a limiting hole 666 provided at one end of the threaded rod 62. A limiting rod 662 is movably installed in the mounting groove 661. One end of the limiting rod 662 is inserted into the limiting hole 666. The outer side of the limiting rod 662 is fixedly connected to the limiting plate 663. The outer side of the limiting rod 662 is sleeved with a spring 664. The two ends of the spring 664 are respectively connected to the limiting plate 663 and the inner wall of the mounting groove 661. The other end of the limiting rod 662 passes through the mounting groove 661 and is fixedly connected to a pull ring 665.

[0039] The spring 664 can ensure that the limiting rod 662 is stably inserted in the limiting hole 666, which is convenient for limiting the threaded rod 62 and ensuring that the positioning plate 65 can stably support the template 4. At the same time, by pulling the pull ring 665, the limiting rod 662 can be moved out of the limiting hole 666, thereby releasing the limiting of the threaded rod 62 so that the abutment 6 can be retracted for easy use.

[0040] Reference Figure 5 and Figure 6 The supporting connecting member 7 includes a limiting tube 71 fixedly connected to the main beam 3 and the rectangular frame 51 and a triangular cast iron 72 fixedly connected to the lower end of the rectangular frame 51. The mouth of the triangular cast iron 72 faces the inner side of the rectangular frame 51. An insert rod 73 is rotatably connected in the triangular cast iron 72, and the lower end of the insert rod 73 is inserted into the limiting tube 71.

[0041] By using the plug-in method, the support frame 5 and the main beam 3 as well as the support frame 5 can be quickly assembled to facilitate construction.

[0042] Reference Figure 1 The reinforcement member 8 includes a connecting steel plate 81 fixedly connected to the side of the main beam 3 and a threaded tube 82 fixedly connected to the side of the rectangular frame 51. The connecting steel plate 81 and the threaded tube 82 on the same side are threadedly connected through a threaded rod 83.

[0043] By rotating the threaded rod three 83, the threaded tube two 82 and the connecting steel plate 81 can be connected in sequence, thereby reinforcing the stacked support frame 5, ensuring the stability of the support frame 5 when in use, and the disassembly and assembly is also very convenient.

[0044] Reference Figure 1 The reinforcing member 2 9 includes an inclined rod 91 fixedly connected to the lower end of the main beam 3, and the end of the inclined rod 91 away from the main beam 3 is rotatably connected to a rotating block 92, and the end of the rotating block 92 away from the inclined rod 91 is fixedly connected to a threaded rod 4 93, and the outer side of the threaded rod 4 93 is threadedly connected to a threaded tube 3 94, and the end of the threaded tube 3 94 away from the threaded rod 4 93 is fixedly connected to a contact plate 95.

[0045] When in use, the construction worker holds the threaded barrel three 94 with one hand and rotates the rotating block 92 with the other hand, so that the threaded rod four 93 moves in the threaded barrel three 94, and then pushes the threaded barrel three 94 to move, so that the contact plate 95 is pressed tightly against the wall of the elevator shaft 1, thereby supporting the main beam 3 to prevent the main beam 3 from bending, etc., and ensure the long-term normal use of the main beam 3.

[0046] The specific implementation method is as follows: when in use, the construction personnel fix the main beam 3 on the floor panel 2 with bolts, and then hold the threaded tube three 94 with one hand and rotate the rotating block 92 with the other hand to move the threaded rod four 93 out of the threaded tube three 94 until the contact plate 95 on the threaded tube three 94 is tightly attached to the wall of the elevator shaft 1, the template 4 is supported in the elevator shaft 1, and the support frame 5 is suspended from the upper end of the elevator shaft 1 to the inside thereof, and the insertion rod 73 is rotated to make the insertion rod 73 stand up, and the insertion rod 73 is inserted into the corresponding limiting tube 71, and the threaded rod one 62 is rotated to make the threaded rod one 62 perpendicular to the rectangular frame 51, and under the action of the elastic force of the spring 664, the limiting rod 662 is engaged in the limiting hole 666 In the process, the limit rod 662 positions the threaded rod 1 62, and the construction worker holds the positioning plate 65 with one hand and rotates the threaded cylinder 1 63 with the other hand, so that the threaded rod 1 62 and the threaded rod 2 64 move out of the threaded cylinder 1 63, thereby making the positioning plate 65 press against the template 4, and install the remaining support frame 5 according to the above steps. After the support frame 5 is installed, the threaded rod 3 83 can be rotated to connect the threaded cylinder 2 82 and the connecting steel plate 81 in turn, thereby reinforcing the stacked support frame 5, and then pouring concrete and curing, and then dismantling the support frame 5 and the template 4, and then pouring concrete and curing the next layer according to the above steps. The construction is very convenient, safe, and has low construction difficulty.

[0047] When transportation is required, pull the pull ring 665, pull the limiting rod 662 out of the limiting hole 666, rotate the threaded tube 63 to make the threaded tube 63 and the rectangular frame 51 parallel, and then rotate the insertion rod 73 to make the insertion rod 73 and the rectangular frame 51 parallel, and then stack all the support frames 5 together in sequence, which is not only convenient for transportation, but also easy for placement.

[0048] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A formwork support frame in an elevator shaft, comprising an elevator shaft (1), an elevator entrance (101) being arranged on one side of the elevator shaft (1), a floor panel (2) being arranged on one side of the elevator shaft (1) and at the lower end of the elevator entrance (101), a main beam (3) being detachably connected to the floor panel (2) by bolts, a formwork (4) being arranged on the inner side of the elevator shaft (1), characterized in that: A plurality of support frames (5) are arranged on the inner side of the elevator shaft (1) and above the main beam (3); abutment members (6) are arranged between the support frames (5) and the template (4); support connecting members (7) are arranged between the main beam (3) and adjacent support frames (5) and between adjacent support frames (5); reinforcing members (8) are arranged on both sides of the support frames (5) and the main beam (3); and reinforcing members (9) are arranged between the main beam (3) and the inner side of the elevator shaft (1).

2. The elevator shaft formwork support frame according to claim 1, characterized in that: The support frame (5) comprises a rectangular frame (51), and a cross-shaped support rod (52) is fixedly connected to the inner side of the rectangular frame (51).

3. The elevator shaft formwork support frame according to claim 2, characterized in that: The abutment member (6) comprises a plurality of supports (61) fixedly connected to the four sides of the rectangular frame (51); a threaded rod (62) is rotatably connected in the support (61); an end of the threaded rod (62) away from the support (61) is threadedly connected to a threaded tube (63); an end of the threaded tube (63) away from the threaded rod (62) is threadedly connected to a threaded rod (64); an end of the threaded tube (63) away from the threaded rod (62) is threadedly connected to a positioning plate (65); and the threaded directions of the threaded rod (62) and the threaded rod (64) are opposite.

4. The elevator shaft formwork support frame according to claim 3, characterized in that: The abutment member (6) further comprises a limiting member (66) mounted on the rectangular frame (51), the limiting member (66) being used for limiting the position of the threaded rod (62), the limiting member (66) comprising a mounting groove (661) provided in the rectangular frame (51) and a limiting hole (666) provided at one end of the threaded rod (62), a limiting rod (662) being movably mounted in the mounting groove (661), one end of the limiting rod (662) being inserted into the limiting hole (666), the outer side of the limiting rod (662) being fixedly connected to a limiting plate (663), the outer side of the limiting rod (662) being sleeved with a spring (664), the two ends of the spring (664) being respectively connected to the limiting plate (663) and the inner wall of the mounting groove (661), the other end of the limiting rod (662) passing through the mounting groove (661) and being fixedly connected to a pull ring (665).

5. The elevator shaft formwork support frame according to claim 2, characterized in that: The supporting connecting member (7) comprises a limiting tube (71) fixedly connected to the main beam (3) and the rectangular frame (51) and a triangular cast iron (72) fixedly connected to the lower end of the rectangular frame (51), the mouth of the triangular cast iron (72) faces the inner side of the rectangular frame (51), and an insertion rod (73) is rotatably connected in the triangular cast iron (72), and the lower end of the insertion rod (73) is inserted into the limiting tube (71).

6. The elevator shaft formwork support frame according to claim 2, characterized in that: The reinforcing member 1 (8) comprises a connecting steel plate (81) fixedly connected to the side of the main beam (3) and a threaded tube 2 (82) fixedly connected to the side of the rectangular frame (51); the connecting steel plate (81) and the threaded tube 2 (82) on the same side are threadedly connected via a threaded rod 3 (83).

7. The elevator shaft formwork support frame according to claim 1, characterized in that: The reinforcing member 2 (9) comprises an inclined rod (91) fixedly connected to the lower end of the main beam (3), the end of the inclined rod (91) away from the main beam (3) is rotatably connected to a rotating block (92), the end of the rotating block (92) away from the inclined rod (91) is fixedly connected to a threaded rod 4 (93), and the threaded rod 4 (93) is fixedly connected to the main beam (3). The threaded rod four (93), the outer side of the threaded rod four (93) is threadedly connected to the threaded barrel three (94), One end of the threaded barrel 3 (94) away from the threaded rod 4 (93) is fixedly connected to a contact plate (95).

Images