CN217581131U - Construction elevator shaft can promote and face limit protection integration steel platform - Google Patents
Construction elevator shaft can promote and face limit protection integration steel platform Download PDFInfo
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- CN217581131U CN217581131U CN202221132052.0U CN202221132052U CN217581131U CN 217581131 U CN217581131 U CN 217581131U CN 202221132052 U CN202221132052 U CN 202221132052U CN 217581131 U CN217581131 U CN 217581131U
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Abstract
The utility model belongs to the technical field of the construction, concretely relates to elevator shaft for construction can promote and face limit protection integration steel platform. The utility model comprises an upper operating platform and a lower supporting frame body, wherein the operating platform comprises two main beams arranged in parallel and two secondary beams arranged in parallel, and the main beams and the secondary beams are mutually vertical and form a # -shaped structure; the two ends of the main beam and the secondary beam are respectively fixed with edge beams, the end surfaces of the four edge beams are welded and fixed to form a square frame, and the upper end of the square frame is fixed with a patterned steel plate; the secondary beam is sleeved with a movable hanging ring; the support body includes two pole settings of the vertical setting of perpendicular to girder, and the welding of pole setting lower part has the down tube, and the slope of down tube upwards sets up, its upper end and girder fixed connection. The utility model discloses prevent to establish on the secondary beam through rings movable sleeve, make the flat nothing arch of whole operation platform, personnel can not be because of stepping on bellied rings and the shakiness of standing when walking and the operation on operation platform, have guaranteed operation process's safety.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to elevator shaft for construction can promote and face limit protection integration steel platform.
Background
Along with the rising of high-rise, super high-rise building, the great scheduling problem of elevator shaft construction degree of difficulty is prominent day by day, and in the elevartor shaft work progress, the operation personnel need accomplish work such as template ann tears open and clearance concrete wall in the elevartor shaft inboard, because elevator shaft clear space size is narrow and small, highly big and do not have the working face. One platform thus meets the construction requirements in the elevator shaft.
Current elevator well steel platform need dispose rings for the hoist and mount convenience, rings are installed on the rectangular frame generally or on the steel sheet, because rectangular frame is as a contact point of elevator well steel platform usually, rings often can interfere the stability that influences the contact with the wall, and the rings of installing on the steel sheet are protruding at flat operation platform stroke, and operating personnel carelessly can trample and trip, influence operation safety.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides a construction can promote and face limit protection integration steel platform with elevator shaft.
In order to solve the technical problem, the utility model discloses a technical scheme be:
the utility model provides an elevator shaft for construction can promote and face limit protection integration steel platform, includes the operation platform and the lower part support frame body of top, its characterized in that: the operation platform comprises two main beams arranged in parallel and two secondary beams arranged in parallel, and the main beams and the secondary beams are mutually vertical and form a shape of a Chinese character jing; the two ends of the main beam and the secondary beam are respectively fixed with edge beams, the end surfaces of the four edge beams are welded and fixed to form a square frame, and the upper end of the square frame is fixed with a patterned steel plate; a plurality of movable hanging rings are sleeved on the secondary beam; the supporting frame body comprises two vertical rods vertically arranged perpendicular to the main beam, an inclined rod is welded at the lower part of each vertical rod, the inclined rods are arranged obliquely upwards, and the upper ends of the inclined rods are fixedly connected with the lower end of the main beam; and the lower part of each upright rod is also fixedly provided with a limiting member, and the limiting member is parallel to the operating platform and extends out of the enveloping body of the operating platform.
Furthermore, the movable lifting ring comprises a U-shaped lifting ring sleeved on the secondary beam, threads are arranged at the opening of the lifting ring, a connecting plate is arranged below the secondary beam, and the connecting plate and the lifting ring are detachably fixed through nuts; the special-shaped steel plate is provided with a long groove, and the circular arc section of the hanging ring penetrates through the long groove and extends out of the upper part of the special-shaped steel plate.
Furthermore, the lifting rings are four and are arranged in an axisymmetrical manner by taking the center of the square frame as an axis.
Further, the main beams, the secondary beams, the side beams, the vertical rods and the diagonal rods are all made of No. 16 channel steel.
Furthermore, the opening of the main beam is arranged downwards, through grooves corresponding to the width of the secondary beams are formed in two side walls of the opening of the main beam, and the secondary beams penetrate through the through grooves and are supported at the lower end of the main beam and are welded and fixed with the main beam.
Furthermore, a protective net piece is arranged between the vertical rods and welded and fixed on the vertical rods.
Furthermore, a steel wire rope is detachably fixed on the hoisting ring, and the length of the steel wire rope on one side of the elevator opening is 40-60 cm greater than that of the steel wire rope on one side of the elevator shaft wall.
Furthermore, stop member includes two parallel channel-section steels that set up dorsad each other, channel-section steel welded fastening in the both sides of pole setting and through two bolts with the pole setting is further fixed.
Compared with the prior art, the utility model following beneficial effect has.
The utility model discloses a rings movable sleeve establishes on the secondary beam, and after the platform hoist and mount took one's place, rings are along with self action of gravity, fall into the rectangular inslot of decorative pattern steel sheet, make the flat nothing arch of whole operation platform, and when personnel walked on operation platform and operation, can not be because of stepping on bellied rings and the shakiness of standing, guaranteed operation process's safety.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a side view of the embodiment of the present invention.
Fig. 3 is the utility model discloses the embodiment below structure sketch map steel sheet.
Fig. 4 is an enlarged view of the embodiment a of the present invention.
Fig. 5 is an installation diagram of the embodiment of the present invention.
In the figure: the method comprises the following steps that 1, 11, 12, 13, 14, 15, 17, 18 and 18 are respectively an operating platform, a main beam, a secondary beam, a side beam, a hanging ring, a connecting plate, a nut, a patterned steel plate and a long groove;
2, a support frame body, 21, a vertical rod, 22, an inclined rod and 23, wherein the support frame body is a support frame body; 3 is a protective net sheet, and 4 is a steel wire rope.
Detailed Description
The following is a further description with reference to specific examples.
As shown in fig. 1-4, an elevator shaft for construction can promote and face limit protection integration steel platform, including operating platform 1 and the lower part support frame body 2 of top, operating platform 1 is used for providing the platform of standing for operating personnel, lower part support frame body 2 is used for providing the lower part strong point for operating platform 1, can regard as the limit protection that faces of lower floor's elevator entrance to a cave simultaneously, prevent simultaneously that personnel from carelessly dropping from the cavity between the floor, as shown in fig. 2 for the installation schematic diagram of steel platform, operating platform 1's length and width are that elevator shaft headroom length and width subtract 150-200mm, after the hoist and mount is accomplished, utilize self gravity and elevator well formation nature extrusion to be stable.
The operation platform 1 comprises two main beams 11 arranged in parallel and two secondary beams 12 arranged in parallel, the main beams 11 and the secondary beams 12 are perpendicular to each other and form a # -shape, the main beams 11 and the secondary beams 12 are made of No. 16 channel steel, and the channel steel is downward opened during installation. As shown in fig. 4, the lower end of the main beam 11, that is, the two side walls of the opening, are provided with through grooves adapted to the width of the secondary beam 12, and the secondary beam 12 passes through the through grooves and is supported at the lower end of the main beam 11 and is welded and fixed, compared with a connection mode in which the secondary beam is welded and fixed at the two sides of the main beam, the connection mode adopts a mode that the strength of the whole secondary beam is higher, and meanwhile, the height difference between the main beam 11 and the secondary beam 12 also provides a certain moving space for the subsequently mentioned movable hanging ring.
The two ends of the main beam 11 and the secondary beam 12 are respectively welded and fixed with edge beams 13, the end faces of the four edge beams 13 are welded and fixed to form a square frame, the edge beams 13 are made of No. 16 channel steel, and the opening of the channel steel faces downwards. A pattern steel plate 17 is fixed at the upper end of the square frame; the secondary beam 12 is sleeved with a movable hanging ring.
As shown in fig. 4, the movable hanging ring comprises a hanging ring 14, the hanging ring 14 is U-shaped, a rod at the opening is provided with threads, or a U-shaped bolt can be directly adopted, the arc section of the hanging ring 14 is sleeved on the secondary beam 12, a connecting plate 15 is arranged below the secondary beam 12, and the connecting plate 15 is detachably fixed on the threaded rod of the hanging ring 14 through a nut 16. The opening width of the hanging ring 14 is larger than that of the secondary beam 12, the distance between the upper end of the opening of the hanging ring 14 and the connecting plate 15 is larger than the thickness of the secondary beam 12, and the hanging ring 14 is sleeved on the outer side of the secondary beam 12 and moves up and down on the secondary beam 12. The pattern steel plate 17 is provided with a long groove 18, the circular arc section of the hanging ring 14 penetrates through the long groove 18 and extends out of the upper portion of the pattern steel plate 17, the long groove 18 limits the axial position of the hanging ring 14 on the secondary beam 12, the width of the long groove 18 is proper to be slightly larger than the width of the hanging ring 14, and the hanging ring 14 is too large to easily slide in the hanging process to cause hanging instability.
The hanging rings 14 are generally arranged at the intersection of the main beam 12 and the secondary beam 12, and four hanging rings are arranged in an axisymmetric manner by taking the center of the square frame as an axis.
As shown in fig. 1 to 3, the support frame 2 includes two vertical rods 21 vertically disposed perpendicular to the main beam 11, the vertical rods 21 are made of 16 # channel steel, the upper ends of the vertical rods 21 are welded and fixed to the lower end of the main beam 11 through 20 # channel steel, and the vertical rods 21 may also be directly welded and fixed to the lower end of the main beam 11. A vertical rod 21 is provided near one end of the main beam 11 near the elevator opening to facilitate mounting of a stop member 23 as a support point. The two uprights 21 are arranged opposite one another, i.e. with the slotted side of the channel facing outwards or inwards, to facilitate the mounting of the stop member 23. An inclined rod 22 made of No. 16 channel steel is welded at the lower part of each vertical rod 21, the inclined rod 22 is arranged obliquely upwards, and the upper end of the inclined rod is fixedly connected with one end, close to a wall body, of the main beam 11 in a welding mode.
A limiting member 23 is further fixed at the lower part of each upright rod 21, and the limiting member 23 is parallel to the operating platform 1 and extends out of the envelope of the operating platform 1 by a distance greater than 250mm. Stop member 23 includes two parallel channel-section steels that set up dorsad each other, and the channel-section steel welded fastening is in the both sides of pole setting 21 and further fixed with pole setting 21 through two bolts, and stop member 23 adopts the bolt to add the welding redundancy as the only strong point in platform lower part, is favorable to operation safety.
A protective net piece 3 is arranged between the two upright rods 21, and the protective net piece 3 is welded and fixed on the upright rods 21 and can be lifted along with the steel platform to serve as the edge protection of the elevator entrance.
As shown in fig. 5, the hoisting ring 14 is detachably fixed with a steel wire rope 4, the length of the steel wire rope 4 on one side of the elevator opening is 40-60 cm greater than that of the steel wire rope on one side of the elevator shaft wall, and the steel platform is inclined in the hoisting process by utilizing the gravity center offset of the steel platform, so that the steel platform is prevented from colliding with the elevator shaft.
When the elevator shaft limiting device is used, the limiting component 23 serves as a lower supporting point and is placed on a lower floor slab, and natural extrusion stability is formed between the limiting component and an elevator shaft by utilizing self gravity. After the platform is hoisted in place, the hoisting rings fall into the long grooves of the figured steel plate under the action of self gravity, so that the whole operating platform is flat and has no protrusion, and people cannot stand unstably due to treading on the raised hoisting rings when walking and operating on the operating platform, thereby ensuring the safety of the operating process.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.
Claims (8)
1. The utility model provides an elevator shaft for construction can promote and face limit protection integration steel platform, includes operation platform (1) and the lower part support frame body (2) of top, its characterized in that: the operating platform (1) comprises two main beams (11) arranged in parallel and two secondary beams (12) arranged in parallel, wherein the main beams (11) and the secondary beams (12) are mutually vertical and form a # -shaped structure; edge beams (13) are respectively fixed at two ends of the main beam (11) and the secondary beam (12), the end faces of the four edge beams (13) are welded and fixed to form a square frame, and a patterned steel plate (17) is fixed at the upper end of the square frame; a plurality of movable hanging rings are sleeved on the secondary beam (12);
the support frame body (2) comprises two vertical rods (21) which are vertically arranged perpendicular to the main beam (11), the lower part of each vertical rod (21) is welded with an inclined rod (22), the inclined rods (22) are arranged upwards in an inclined mode, and the upper ends of the inclined rods are fixedly connected with the lower end of the main beam (11); and the lower part of each upright rod (21) is also fixedly provided with a limiting member (23), and the limiting member (23) is parallel to the operating platform (1) and extends out of the envelope of the operating platform (1).
2. The lifting edge-protection integrated steel platform for the construction elevator shaft according to claim 1, which is characterized in that: the movable lifting ring comprises a U-shaped lifting ring (14) sleeved on the secondary beam (12), threads are arranged at an opening of the lifting ring (14), a connecting plate (15) is arranged below the secondary beam (12), and the connecting plate (15) and the lifting ring (14) are detachably fixed through a nut (16); the decorative pattern steel plate (17) is provided with a long groove (18), and the circular arc section of the hanging ring (14) penetrates through the long groove (18) and extends out of the upper part of the decorative pattern steel plate (17).
3. The lifting edge-protection integrated steel platform for the construction elevator shaft according to claim 2, wherein: the number of the hanging rings (14) is four, and the four hanging rings are arranged in an axisymmetric mode by taking the center of the square frame as an axis.
4. The construction elevator shaft liftable edge-protection integrated steel platform according to claim 1, characterized in that: the main beam (11), the secondary beam (12), the boundary beam (13), the upright rods (21) and the diagonal rods (22) are all made of 16-number channel steel.
5. The lifting edge-protection integrated steel platform for the construction elevator shaft according to claim 4, wherein: the opening of the main beam (11) is arranged downwards, through grooves which are matched with the width of the secondary beam (12) are formed in the two side walls of the opening of the main beam, and the secondary beam (12) penetrates through the through grooves to be supported at the lower end of the main beam (11) and is fixedly welded with the main beam.
6. The lifting and edge-protecting integrated steel platform for construction elevator shaft according to any one of claims 1 to 5, wherein: and protective meshes (3) are arranged between the vertical rods (21), and the protective meshes (3) are welded and fixed on the vertical rods (21).
7. The lifting edge-protection integrated steel platform for the construction elevator shaft according to claim 6, wherein: and a steel wire rope (4) is detachably fixed on the hoisting ring, and the length of the steel wire rope (4) positioned on one side of the elevator opening is 40-60 cm greater than that of the steel wire rope positioned on one side of the elevator shaft wall.
8. The construction elevator shaft liftable edge-protection integrated steel platform according to claim 6, characterized in that: the limiting component (23) comprises two parallel channel steel arranged in a back direction, and the channel steel is welded and fixed on two sides of the vertical rod (21) and further fixed with the vertical rod (21) through two bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221132052.0U CN217581131U (en) | 2022-05-12 | 2022-05-12 | Construction elevator shaft can promote and face limit protection integration steel platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221132052.0U CN217581131U (en) | 2022-05-12 | 2022-05-12 | Construction elevator shaft can promote and face limit protection integration steel platform |
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Publication Number | Publication Date |
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CN217581131U true CN217581131U (en) | 2022-10-14 |
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CN202221132052.0U Active CN217581131U (en) | 2022-05-12 | 2022-05-12 | Construction elevator shaft can promote and face limit protection integration steel platform |
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2022
- 2022-05-12 CN CN202221132052.0U patent/CN217581131U/en active Active
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