Triangular elevator shaft operating platform

CN224870897UActive Publication Date: 2026-10-20ZHEJIANG XINZHONGYUAN CONSTR
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Patent Information

Application Number
CN202522260803.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-24
Publication Date
2026-10-20
Estimated Expiration
2035-10-24

AI Technical Summary

Technical Problem

[0004]然而,由于一般楼层电梯井尺寸较大,此类定型化操作平台多为针对特定尺寸的整体式设计

Benefits of technology

1.一种三角式电梯井操作平台,包括安装基板、安装于安装基板底部的支撑机构和安装于支撑机构底部且用于卡接楼层板的固定组件,通过将安装基板设为由依次铰接的基板单元构成,运输时可将其折叠,减小占用空间,且支撑座可拆卸地安装于安装基板底部,运输时能将二者分离,进一步缩小运输体积;其中,支撑机构的高度调节组件不仅能调节安装基板的安装高度,运输时还可收缩以减少占用空间,从而便于设备整体运输;

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Abstract

The application relates to a triangular elevator shaft operation platform, belonging to the field of elevator operation platform technology, which comprises a mounting base plate, a supporting mechanism mounted at the bottom of the mounting base plate and a fixing assembly mounted at the bottom of the supporting mechanism and used for clamping a floor plate, the mounting base plate comprises base plate units which are sequentially hinged, and a hinge structure is arranged between adjacent base plate units; the supporting mechanism comprises a supporting seat which can be detachably mounted at the bottom of the mounting base plate and a height adjusting assembly which is mounted at the supporting seat and used for adjusting the mounting height of the mounting base plate. The application has the effect of facilitating transportation of the triangular elevator shaft operation platform.
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Description

Technical Field

[0001] This utility model relates to the field of elevator operating platform technology, and in particular to a triangular elevator shaft operating platform. Background Technology

[0002] The triangular elevator shaft operating platform is a standardized, modular, temporary safety operating platform with a triangular support structure used in building construction, especially when installing elevators in elevator shafts of high-rise or super high-rise buildings.

[0003] In existing technologies, elevator shaft operating platforms mostly adopt a standardized triangular design, typically consisting of a platform steel plate and a platform support frame. The platform support frame, acting as the load-bearing skeleton, generally comprises two right-angled triangular supports, each welded from I-beams and steel pipes. Short I-beams, vertically welded to the right-angled sides of the supports, serve as vertical load-bearing components, forming right-angle joints with the support body for placement on the lower floor slab.

[0004] However, due to the generally large size of elevator shafts in typical buildings, these standardized operating platforms are mostly one-piece designs for specific dimensions. This results in them occupying a large space during transportation, especially the large platform steel plates, making transportation extremely inconvenient and inefficient. Utility Model Content

[0005] To facilitate the transportation of the triangular elevator shaft operating platform, this application provides a triangular elevator shaft operating platform.

[0006] This application provides a triangular elevator shaft operating platform, which adopts the following technical solution: A triangular elevator shaft operating platform includes a mounting base, a support mechanism mounted on the bottom of the mounting base, and a fixing component mounted on the bottom of the support mechanism for engaging floor slabs. The mounting base includes base plate units that are hinged sequentially, and a hinge structure is provided between adjacent base plate units. The support mechanism includes a support seat detachably mounted on the bottom of the mounting base and a height adjustment component mounted on the support seat for adjusting the mounting height of the mounting base.

[0007] By adopting the above technical solution, the mounting base is composed of sequentially hinged base units, which can be folded during transportation to reduce space occupation and make transportation more convenient. Furthermore, the support base is detachably installed at the bottom of the mounting base, allowing the two to be separated during transportation, further reducing the transportation volume. The height adjustment component of the support mechanism not only adjusts the installation height of the mounting base but can also be retracted during transportation to reduce space occupation, thus facilitating the overall transportation of the equipment.

[0008] Optionally, the hinge structure includes a first hinge seat mounted on one of the substrate units, a first hinge shaft mounted on the first hinge seat, a second hinge seat mounted on another of the substrate units, a second hinge shaft mounted on the second hinge seat, and a hinge arm connecting the first hinge shaft and the second hinge shaft; the hinge arm has a first hinge sleeve rotatably mounted on the first hinge shaft and a second hinge sleeve connected to the first hinge sleeve and rotatably mounted on the second hinge shaft; the first hinge seat has a first arrangement groove for arranging the first hinge sleeve; the second hinge seat has a second arrangement groove for arranging the second hinge sleeve.

[0009] By adopting the above technical solution, the specific structure of the hinge structure is disclosed. A first hinge seat is used to mount a first hinge shaft, and a second hinge seat is used to mount a second hinge shaft. The first and second hinge shafts provide support points for the rotation of the hinge arm. The hinge arm is rotatably mounted on the first hinge shaft via a first hinge sleeve and on the second hinge shaft via a second hinge sleeve, enabling adjacent substrate units to rotate flexibly around the hinge arm to achieve a folding function. The first and second arrangement slots are respectively used to arrange the first and second hinge sleeves, ensuring the installation stability of the entire hinge structure.

[0010] Optionally, a detachable first locking assembly is provided between adjacent substrate units; the first locking assembly includes an L-shaped locking bracket mounted on the end of one substrate unit and a locking pin mounted on the L-shaped locking bracket; the end of the other substrate unit is provided with a locking hole for the locking pin to be inserted, and the locking pin has a locking part that is inserted into the locking hole.

[0011] By adopting the above technical solution, a detachable first locking component is provided between adjacent substrate units. The locking pin on the L-shaped locking bracket is inserted into the locking hole at the end of another substrate unit, which can lock adjacent substrate units together during installation, thereby enhancing the overall stability and reliability of the mounting substrate.

[0012] Optionally, the L-shaped locking bracket has a locking hole for the locking pin to slide up and down; the locking pin is provided with a limiting plate on the upper side of the locking part, and a locking spring is sleeved on the locking pin, with the top of the locking spring abutting against the L-shaped locking bracket and the bottom of the locking spring abutting against the limiting plate.

[0013] By adopting the above technical solution, the L-shaped locking bracket has a locking hole for the locking pin to slide up and down. The setting of the limiting plate and the locking spring enables the locking pin to be stably inserted into the locking hole under the action of the locking spring, which enhances the stability of the connection between adjacent substrate units and ensures the structural stability when the substrate is installed.

[0014] Optionally, the L-shaped locking bracket has an arrangement slot for arranging the locking spring.

[0015] By adopting the above technical solution, the L-shaped locking bracket has an arrangement slot for arranging the locking spring, which can provide installation space for the locking spring and ensure the stable operation of the locking spring.

[0016] Optionally, a second locking component is further provided between the mounting base and the support base; the second locking component includes a first mounting threaded hole opened at the bottom of the mounting base, a second mounting threaded hole opened at the support base and corresponding to the first mounting threaded hole, and a locking bolt threaded between the first mounting threaded hole and the second mounting threaded hole.

[0017] By adopting the above technical solution, the mounting base and the support are connected by the second locking assembly. The first mounting threaded hole, the second mounting threaded hole and the locking bolt are used to achieve detachable installation of the two, which facilitates the assembly and disassembly of the triangular elevator shaft operating platform and thus facilitates transportation.

[0018] Optionally, there are four sets of support bases, and the four sets of support bases are respectively installed at the four corners of the bottom of the mounting base.

[0019] By adopting the above technical solution, four sets of support bases are installed at the four corners of the bottom of the mounting base, making the mounting base more evenly stressed and improving the stability of the operating platform.

[0020] Optionally, the height adjustment assembly includes two sets of first height adjustment rods vertically mounted on the support base and two sets of second height adjustment rods rotatably mounted on the support base; the bottom of the second height adjustment rod is hinged to the bottom of the first height adjustment rod.

[0021] By adopting the above technical solution, the specific structure of the height adjustment component is disclosed. Two sets of first height adjustment rods vertically mounted on the support base and two sets of second height adjustment rods rotatably mounted on the support base can provide a certain installation height for the mounting substrate. Furthermore, the bottom of the second height adjustment rods is hinged to the bottom of the first height adjustment rods to form a triangular support structure, which can provide sufficient support stability for the mounting substrate.

[0022] Optionally, the first height adjusting rod includes a first fixed rod and a first adjusting cylinder sleeved on the first fixed rod; both the first fixed rod and the adjusting cylinder have multiple first threaded holes along their length, and a first locking bolt is installed in each of the first threaded holes; the second height adjusting rod includes a second fixed rod and a second adjusting cylinder sleeved on the second fixed rod; both the second fixed rod and the adjusting cylinder have multiple second threaded holes along their length, and a second locking bolt is installed in each of the second threaded holes.

[0023] By adopting the above technical solution, the first fixed rod and the first adjusting cylinder of the first height adjusting rod are engaged by multiple first threaded holes and a first locking bolt, and the second fixed rod and the second adjusting cylinder of the second height adjusting rod are engaged by multiple second threaded holes and a second locking bolt, so that the length of the height adjusting component can be flexibly adjusted, thereby adjusting the installation height of the mounting base.

[0024] Optionally, the fixing component is a right-angle fixing block installed at the ends of the two sets of the first adjusting cylinders, and the right-angle fixing block has a snap-fit ​​groove for snapping into the floor slab.

[0025] By adopting the above technical solution, the right-angle fixing block of the fixing component is snapped onto the floor slab through the snap-fit ​​groove, which can securely fix the operating platform onto the floor slab.

[0026] In summary, this application includes at least one of the following beneficial technical effects: 1. A triangular elevator shaft operating platform, comprising a mounting base, a support mechanism mounted on the bottom of the mounting base, and a fixing component mounted on the bottom of the support mechanism for engaging floor slabs. By configuring the mounting base as being composed of sequentially hinged base units, it can be folded during transportation to reduce space occupation. Furthermore, the support base is detachably mounted on the bottom of the mounting base, allowing the two to be separated during transportation, further reducing the transportation volume. The height adjustment component of the support mechanism not only adjusts the installation height of the mounting base but can also be retracted during transportation to reduce space occupation, thereby facilitating the overall transportation of the equipment. 2. By providing a detachable first locking component between adjacent substrate units, the locking pin on the L-shaped locking bracket is inserted into the locking hole at the end of another substrate unit, which can lock adjacent substrate units together during installation, thereby enhancing the overall stability and reliability of the mounting substrate. 3. The right-angle fixing block can be snapped into the floor slab, which can securely fix the operating platform to the floor slab. Attached Figure Description

[0027] Figure 1 This is a structural schematic diagram of a triangular elevator shaft operating platform in an embodiment of this application.

[0028] Figure 2 This is an exploded top view of the hinge structure in an embodiment of this application.

[0029] Figure 3 This is a cross-sectional schematic diagram of the first locking component in an embodiment of this application.

[0030] Figure 4 This is a cross-sectional schematic diagram of the support base in an embodiment of this application.

[0031] Figure 5 This is a schematic diagram of the height adjustment component in an embodiment of this application.

[0032] Explanation of reference numerals in the attached drawings: 1. Mounting base; 11. Base unit; 12. Hinge structure; 121. First hinge seat; 1211. First arrangement slot; 122. First hinge shaft; 123. Second hinge seat; 1231. Second arrangement slot; 124. Second hinge shaft; 125. Hinge arm; 1251. First hinge sleeve; 1252. Second hinge sleeve; 126. First locking assembly; 1261. L-shaped locking bracket; 12611. Locking hole; 12612. Arrangement slot; 1262. Locking pin; 12621. Limiting plate; 12622. Locking spring; 1263. Locking hole; 2. Support mechanism; 21. Support seat; 211. First rotating shaft; 2 2. Height adjustment assembly; 221. First height adjustment rod; 2211. First reinforcing rod; 2212. First fixing rod; 2213. First adjusting cylinder; 2214. First threaded hole; 2215. First locking bolt; 222. Second height adjustment rod; 2221. Second reinforcing rod; 2222. Second fixing rod; 2223. Second adjusting cylinder; 22231. Hinge seat; 222311. Second rotating shaft; 2224. Second threaded hole; 2225. Second locking bolt; 3. Fixing assembly; 31. Right-angle fixing block; 311. Snap-fit ​​groove; 4. Second locking assembly; 41. First mounting threaded hole; 42. Second mounting threaded hole; 43. Locking bolt. Detailed Implementation

[0033] The following is in conjunction with the appendix Figure 1-5 This application will be described in further detail below.

[0034] This application discloses a triangular elevator shaft operating platform. (Refer to...) Figure 1 A triangular elevator shaft operating platform includes a mounting base 1, a support mechanism 2 mounted on the bottom of the mounting base 1, and a fixing component 3 mounted on the bottom of the support mechanism 2 for engaging floor slabs. The mounting base 1 comprises base plate units 11 hinged sequentially, with adjacent base plate units 11 connected by a hinge structure 12. The support mechanism 2 includes a support base 21 detachably mounted on the bottom of the mounting base 1 and a height adjustment component 22 mounted on the support base 21 for adjusting the installation height of the mounting base 1. The fixing component 3 is mounted on the bottom of the height adjustment component 22, enabling the installation and height adjustment of the operating platform within the elevator shaft, facilitating transportation and use. In this embodiment, the mounting base 1 is designed for floor slabs of a specific size. The number of base plate units 11 is three.

[0035] Reference Figure 2The mounting base unit 11 of the mounting base 1 can be made of steel plate and is rectangular in shape. The mounting base 1 is used for construction workers to stand on and for placing construction tools. The hinge structure 12 between adjacent base units 11 includes a first hinge seat 121 mounted on one base unit 11, a first hinge shaft 122 mounted on the first hinge seat 121, a second hinge seat 123 mounted on the other base unit 11, a second hinge shaft 124 mounted on the second hinge seat 123, and a hinge arm 125 connecting the first hinge shaft 122 and the second hinge shaft 124. Both the first hinge seat 121 and the second hinge seat 123 are cylindrical structures, and are fixed to the sides of adjacent base units 11 by welding. The first hinge shaft 122 and the second hinge shaft 124 are cylindrical structures that cooperate with the cylindrical structures and are respectively mounted on the first hinge seat 121 and the second hinge seat 123.

[0036] Reference Figure 2 The hinge arm 125 has a first hinge sleeve 1251 rotatably mounted on a first hinge shaft 122 and a second hinge sleeve 1252 connected to the first hinge sleeve 1251 and rotatably mounted on a second hinge shaft 124. Both the first hinge sleeve 1251 and the second hinge sleeve 1252 have a cylindrical structure and are respectively fitted onto the first hinge shaft 122 and the second hinge shaft 124 to achieve relative rotation. The first hinge seat 121 has a first arrangement groove 1211 for accommodating the first hinge sleeve 1251. The second hinge seat 123 has a second arrangement groove 1231 for accommodating the second hinge sleeve 1252. The arrangement groove 12612 provides a stable mounting space for the hinge sleeve, making the rotation of the hinge sleeve smoother.

[0037] Reference Figure 3 A detachable first locking assembly 126 is also provided between adjacent substrate units 11. The first locking assembly 126 includes an L-shaped locking bracket 1261 mounted on the end of one substrate unit 11 and a locking pin 1262 mounted on the L-shaped locking bracket 1261. The L-shaped locking bracket 1261 is mounted on the end of the substrate unit 11 by welding. The end of the other substrate unit 11 is provided with a locking hole 1263 for the locking pin 1262 to be inserted. The locking pin 1262 has a locking part that inserts into the locking hole 1263 at the end of the other substrate unit 11.

[0038] Reference Figure 3The L-shaped locking bracket 1261 has a locking hole 12611 for the locking pin 1262 to slide up and down. A limiting plate 12621 is provided on the upper side of the locking part of the locking pin 1262. A locking spring 12622 is sleeved on the locking pin 1262. The top of the locking spring 12622 abuts against the L-shaped locking bracket 1261, and the bottom abuts against the limiting plate 12621. The L-shaped locking bracket 1261 has an arrangement groove 12612 for arranging the locking spring 12622. When it is necessary to unfold the substrate unit 11 and place it in a horizontal position, the locking pin 1262 is inserted into the locking hole 1263. The locking spring 12622 provides elastic force to ensure that the locking pin 1262 will not easily disengage from the locking hole 1263, thereby locking adjacent substrate units 11.

[0039] Reference Figure 4 A second locking assembly 4 is also provided between the mounting base 1 and the support 21. The second locking assembly 4 includes a first mounting threaded hole 41 opened at the bottom of the mounting base 1, a second mounting threaded hole 42 opened at the support 21 and corresponding to the first mounting threaded hole 41, and a locking bolt 43 threaded between the first mounting threaded hole 41 and the second mounting threaded hole 42. By tightening the locking bolt 43, the support 21 can be firmly installed at the bottom of the mounting base 1. There are four sets of support 21, and the four sets of support 21 are respectively installed at the four corners of the bottom of the mounting base 1. This arrangement can ensure the stability of the support.

[0040] Reference Figure 5 The height adjustment assembly 22 includes two sets of first height adjustment rods 221 vertically mounted on the support base 21 and two sets of second height adjustment rods 222 rotatably mounted on the support base 21. The bottoms of the two sets of second height adjustment rods 222 are hinged to the bottoms of the first height adjustment rods 221. A first reinforcing rod 2211 is welded between the two sets of first height adjustment rods 221, and a second reinforcing rod 2221 is installed between the two sets of second height adjustment rods 222. The first reinforcing rod 2211 and the second reinforcing rod 2221 increase the installation strength of the entire support mechanism 2.

[0041] Reference Figure 5The first height adjusting rod 221 includes a first fixed rod 2212 and a first adjusting cylinder 2213 sleeved on the first fixed rod 2212. Both the first fixed rod 2212 and the adjusting cylinder have multiple first threaded holes 2214 along their length, and first locking bolts 2215 are installed in the first threaded holes 2214. The second height adjusting rod 222 includes a second fixed rod 2222 and a second adjusting cylinder 2223 sleeved on the second fixed rod 2222. Both the second fixed rod 2222 and the adjusting cylinder have multiple second threaded holes 2224 along their length, and second locking bolts 2225 are installed in the second threaded holes 2224. By adjusting the relative positions of the first adjusting cylinder 2213 and the first fixed rod 2212, and the second adjusting cylinder 2223 and the second fixed rod 2222, and then fixing them with locking bolts 43, the height of the height adjusting assembly 22 can be adjusted, thereby adjusting the installation height of the mounting base 1 to adapt to the elevator shaft height of different floors. Meanwhile, the height adjustment component 22 can not only adjust the installation height of the mounting base plate 1, but also retract during transportation to reduce the space occupied, thereby facilitating the overall transportation of the equipment. The first fixing rod 2212 and the second fixing rod 2222 can be solid metal rods, while the first adjusting cylinder 2213 and the second adjusting cylinder 2223 can be hollow metal tubes.

[0042] Reference Figure 5 Furthermore, the support base 21 for mounting the second height adjusting rod 222 has a first rotating shaft 211 sleeved on the end of the second fixed rod 2222 of the second height adjusting rod 2222. Simultaneously, a hinge seat 22231 is mounted on the end of the second adjusting cylinder 2223. This hinge seat 22231 is used to mount on the bottom of the first adjusting cylinder 2213, and a second rotating shaft 222311 is provided on it, which is sleeved on the end of the first adjusting cylinder 2213. The first rotating shaft 211 and the second rotating shaft 222311 facilitate the rotation of the second height adjusting rod 222.

[0043] Reference Figure 5 The fixing component 3 is a right-angle fixing block 31 installed at the ends of the two sets of first adjusting cylinders 2213. The right-angle fixing block 31 has a snap-fit ​​groove 311 that snaps into the floor slab. The shape and size of the snap-fit ​​groove 311 are adapted to the edge of the floor slab. The right-angle fixing block 31 is snapped into the floor slab through the snap-fit ​​groove 311 to fix the operating platform.

[0044] The implementation principle of a triangular elevator shaft operating platform according to an embodiment of this application is as follows: A triangular elevator shaft operating platform includes a mounting base plate 1, a support mechanism 2 installed at the bottom of the mounting base plate 1, and a fixing component 3 installed at the bottom of the support mechanism 2 for engaging floor slabs. By setting the mounting base plate 1 to be composed of sequentially hinged base plate units 11, it can be folded during transportation to reduce the space occupied. The support base 21 is detachably installed at the bottom of the mounting base plate 1, and the two can be separated during transportation to further reduce the transportation volume. The height adjustment component 22 of the support mechanism 2 can not only adjust the installation height of the mounting base plate 1, but can also be retracted during transportation to reduce the space occupied, thereby facilitating the overall transportation of the equipment.

[0045] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A triangular elevator shaft operating platform, comprising a mounting base plate (1), a support mechanism (2) mounted on the bottom of the mounting base plate (1), and a fixing assembly (3) mounted on the bottom of the support mechanism (2) for engaging floor slabs, characterized in that, The mounting base (1) includes base unit (11) that are hinged together in sequence, and a hinge structure (12) is provided between adjacent base unit (11); the support mechanism (2) includes a support base (21) that is detachably mounted on the bottom of the mounting base (1) and a height adjustment component (22) mounted on the support base (21) and used to adjust the mounting height of the mounting base (1).

2. The triangular elevator shaft operating platform according to claim 1, characterized in that, The hinge structure (12) includes a first hinge seat (121) mounted on one of the substrate units (11), a first hinge shaft (122) mounted on the first hinge seat (121), a second hinge seat (123) mounted on another substrate unit (11), a second hinge shaft (124) mounted on the second hinge seat (123), and a hinge arm (125) connecting the first hinge shaft (122) and the second hinge shaft (124); the hinge arm (125) It has a first hinge sleeve (1251) rotatably mounted on the first hinge shaft (122) and a second hinge sleeve (1252) connected to the first hinge sleeve (1251) and rotatably mounted on the second hinge shaft (124); the first hinge seat (121) has a first arrangement groove (1211) for arranging the first hinge sleeve (1251); the second hinge seat (123) has a second arrangement groove (1231) for arranging the second hinge sleeve (1252).

3. The triangular elevator shaft operating platform according to claim 2, characterized in that, A detachable first locking assembly (126) is also provided between adjacent substrate units (11); the first locking assembly (126) includes an L-shaped locking bracket (1261) mounted on the end of one substrate unit (11) and a locking pin (1262) mounted on the L-shaped locking bracket (1261); the other substrate unit (11) has a locking hole (1263) at its end for the locking pin (1262) to be inserted, and the locking pin (1262) has a locking part that is inserted into the locking hole (1263).

4. The triangular elevator shaft operating platform according to claim 3, characterized in that, The L-shaped locking bracket (1261) has a locking hole (12611) for the locking pin (1262) to slide up and down; the locking pin (1262) has a limiting plate (12621) on the upper side of the locking part, and the locking pin (1262) is fitted with a locking spring (12622), the top of the locking spring (12622) abuts against the L-shaped locking bracket (1261), and the bottom of the locking spring (12622) abuts against the limiting plate (12621).

5. A triangular elevator shaft operating platform according to claim 4, characterized in that, The L-shaped locking bracket (1261) has an arrangement slot (12612) for arranging the locking spring (12622).

6. The triangular elevator shaft operating platform according to claim 1, characterized in that, A second locking component (4) is also provided between the mounting base (1) and the support base (21); the second locking component (4) includes a first mounting threaded hole (41) opened at the bottom of the mounting base (1), a second mounting threaded hole (42) opened at the support base (21) and corresponding to the first mounting threaded hole (41), and a locking bolt (43) threaded between the first mounting threaded hole (41) and the second mounting threaded hole (42).

7. A triangular elevator shaft operating platform according to claim 6, characterized in that, The support base (21) consists of four sets, and the four sets of support bases (21) are respectively installed at the four corners of the bottom of the mounting base (1).

8. A triangular elevator shaft operating platform according to claim 1, characterized in that, The height adjustment assembly (22) includes two sets of first height adjustment rods (221) vertically mounted on the support base (21) and two sets of second height adjustment rods (222) rotatably mounted on the support base (21); the bottom of the second height adjustment rod (222) is hinged to the bottom of the first height adjustment rod (221).

9. A triangular elevator shaft operating platform according to claim 8, characterized in that, The first height adjusting rod (221) includes a first fixed rod (2212) and a first adjusting cylinder (2213) sleeved on the first fixed rod (2212); the first fixed rod (2212) and the adjusting cylinder are provided with a plurality of first threaded holes (2214) along the length direction, and a first locking bolt (2215) is installed on the first threaded hole (2214); the second height adjusting rod (222) includes a second fixed rod (2222) and a second adjusting cylinder (2223) sleeved on the second fixed rod (2222); the second fixed rod (2222) and the adjusting cylinder are provided with a plurality of second threaded holes (2224) along the length direction, and a second locking bolt (2225) is installed on the second threaded hole (2224).

10. A triangular elevator shaft operating platform according to claim 9, characterized in that, The fixing component (3) is a right-angle fixing block (31) installed at the ends of the two sets of the first adjusting cylinders (2213). The right-angle fixing block (31) has a snap-fit ​​groove (311) that snaps into the floor slab.