Fabricated building construction platform

Abstract

The utility model relates to the field of building construction, and discloses an assembly type building construction platform which comprises a first platform, two sets of second platforms, a lead screw driving mechanism and a telescopic protective fence. First protection frames are arranged on the front side and the rear side above the first platform correspondingly. A second protection frame is arranged at one end of the second platform, and the other end is slidably mounted in the guide groove; a lead screw driving mechanism is arranged at the bottom of the first platform, so that the two second platforms synchronously stretch out and draw back in the corresponding guide grooves, the construction area is expanded, and the construction efficiency is remarkably improved; one end of the telescopic protective fence is connected with the first protective frame, the other end of the telescopic protective fence is connected with the adjacent second protective frame, and the telescopic protective fence synchronously stretches and retracts along with the corresponding second platform to protect a gap between the first protective frame and the second protective frame. The first platform and the second platform form the bottom plate of the construction platform, no gap exists, the construction safety is improved, and operation is easy, convenient, reliable and flexible.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building construction, specifically relates to an assembly type building construction platform. BACKGROUND

[0002] Assembly type building, also known as prefabricated building or modular building, is a kind of building mode, which is to transfer a large number of on-site operation work in traditional construction mode to factory, in current construction industry, assembly type building gradually becomes development trend with its advantages such as high efficiency, environmental protection and flexibility, and needs to use construction platform in the process of assembly type building construction.

[0003] The construction area of the existing construction platform is usually fixed in the construction process, and when facing different scale construction areas, the whole platform often needs to be moved frequently to adapt, which not only consumes time and effort, but also may cause delay of construction progress.

[0004] Chinese utility model CN218563001U discloses a kind of assembly type building safety construction platform, and building construction platform bottom is equipped with assembly type telescopic mechanism, and assembly type telescopic mechanism includes telescopic component and left and right two pairs of assembly component, and assembly component is mainly constituted by bottom pedal, side wall guardrail, transverse movable fence, and telescopic component makes two pairs of assembly component relative to main body construction platform telescopic in lateral direction, to realize the expansion of platform work area. However, since the pedal that constitutes the two pairs of assembly component is staggered arrangement, so there is gap in the construction platform bottom formed and the gap is not protected, the existence of gap is easy to cause construction tool or other articles to fall from the gap, and light article damage, heavy then hit ground personnel to cause personal injury, low safety. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of assembly type building construction platform, to solve the problems in prior art.

[0006] To achieve the above technical purpose, the technical scheme adopted by the utility model is as follows.

[0007] A kind of assembly type building construction platform, including first platform, second platform, screw rod driving mechanism, telescopic guardrail;

[0008] The first platform is equipped with a group of first protection frame on the front and rear sides above, and a pair of sliding grooves are arranged in the first platform, and the screw rod driving mechanism is arranged at the bottom of the first platform;

[0009] The second platform is provided with two, two second platforms are installed on the first platform, the bottom surface of one end of each second platform is provided with a sliding block, the sliding block is matched with the lead screw driving mechanism after penetrating through the sliding groove arranged on the first platform, and two second platforms are driven to slide on the first platform; the upper portion of the other end of each second platform is provided with a second protective frame; one end of the telescopic protective fence is connected with the first protective frame, the other end is connected with the adjacent second protective frame, and the telescopic protective fence is provided with four groups in total; the second platform is controlled to be telescoped relative to the first platform through the lead screw driving mechanism, and meanwhile the telescopic protective fence is telescopically extended between the first protective frame and the second protective frame and is synchronously telescopically extended with the corresponding second platform, so that the area of the whole construction platform is expanded, the construction range is increased, the adjustment on the position of the construction platform is reduced, and the construction efficiency is improved; the telescopic protective fence, the first protective frame and the second protective frame jointly constitute the safety fence of the construction platform.

[0010] As a preferred scheme of the utility model, a pair of guide grooves are further arranged in the first platform, and the second platform slides in the guide grooves.

[0011] As a preferred scheme of the utility model, each telescopic protective fence comprises a mounting column, a mounting block and a protective arm.

[0012] A plurality of mounting columns are arranged side by side, and two mounting columns located on the outer side are fixedly connected with the first protective frame and the second protective frame respectively.

[0013] Two mounting blocks are slidably arranged in each mounting column, a protective arm is rotatably arranged between two mounting blocks which are adjacent in left and right directions and staggered in up and down directions, and the mounting blocks slide in the mounting column while the protective arm rotates between the two mounting columns.

[0014] As a preferred scheme of the utility model, a limiting column is fixedly arranged in each mounting column, a limiting groove is arranged in the limiting column, and the mounting block slides up and down in the corresponding limiting groove; the limiting column is used for limiting the horizontal displacement of the mounting block, so that the up and down sliding of the mounting block is more stable.

[0015] As a preferred scheme of the utility model, each telescopic protective fence further comprises a spring rotating shaft and a protective net.

[0016] A cavity is arranged in each end of the first protective frame, and a group of spring rotating shafts are rotatably arranged in each cavity.

[0017] One end of the protective net is fixedly arranged on the spring rotating shaft, and the other end penetrates out from the cavity to the inner side of the first protective frame and is fixedly connected with the adjacent second protective frame.

[0018] The protective net is used for further providing blocking for the gap formed between the first protective frame and the second protective frame after the second platform is further unfolded, reducing the gap to improve the protection capability.

[0019] As a preferred scheme of the utility model, the lead screw driving mechanism comprises a lead screw, a driving motor, a first gear, a second gear, and a support block.

[0020] The first platform bottom is provided with a pair of support blocks, the lead screw two end portions are rotatably installed on the pair of support blocks, and the lead screw middle portion is fixedly installed with the second gear.

[0021] The first platform bottom is fixedly installed with the driving motor, the driving motor output shaft is fixedly installed with the first gear, and the first gear is engaged with the second gear.

[0022] The lead screw driving mechanism is used for providing power for the unfolding and adjustment of the second platform.

[0023] As a preferred scheme of the utility model, the sliding block is provided with internal threads matched with the external threads on the lead screw.

[0024] As a preferred scheme of the utility model, the first protective frame and the second protective frame are fixedly installed with protective plates or a plurality of protective rods, the first protective frame is used for providing blocking for the front and back sides of the first platform, and the second protective frame is used for providing blocking for the left and right sides of the construction platform, thereby providing protection for the construction personnel.

[0025] As a preferred scheme of the utility model, the first protective frame at the first platform front end is rotatably installed with a protective door, and the protective door is used for the construction personnel to enter and exit.

[0026] Compared with the prior art, the utility model has the beneficial effects that:

[0027] 1. The second platform can be slid, the construction area can be expanded without moving the whole construction platform, the frequent adjustment of the construction platform position is reduced, and the construction efficiency is significantly improved.

[0028] 2. The lead screw driving mechanism is provided, the combination of the motor driving gear and the lead screw is used to automatically unfold and adjust the second platform, the operation is simple and flexible, and different construction environments can be quickly adapted.

[0029] 3. The first platform and the second platform are respectively equipped with the first guard frame and the second guard frame and a plurality of guard rods, which provide all-round safety protection for the construction personnel; the gaps generated after the expansion of the platforms are further filled by setting the telescopic guard rail and the guard net between the first guard frame and the second guard frame, thereby ensuring the safety during the construction process.

[0030] 4. The bottom surfaces of the first platform and the second platform are set as plate bodies, and there is no gap, which can effectively prevent the construction tools or other articles inside the construction platform from falling from the gap, thereby improving the construction safety and ensuring sufficient space inside the construction platform. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 Structure diagram of the assembled building construction platform Figure 1 ;

[0032] Figure 2 Structure diagram of the assembled building construction platform Figure 2 ;

[0033] Figure 3 Sectional view of the assembled building construction platform;

[0034] Figure 4 Front view of the sectional view of the assembled building construction platform.

[0035] In the figure: the first platform 100, the first guard frame 101, the guide groove 102, the sliding groove 103, the guard rod 104, the guard door 105; the second platform 200, the second guard frame 201, the guard rod 202, the sliding block 203; the screw rod driving mechanism 300, the screw rod 301, the driving motor 302, the first gear 303, the second gear 304, the supporting block 305, the external thread 306; the telescopic guard rail 400, the mounting column 401, the mounting block 402, the guard arm 403, the limiting column 404, the spring rotating shaft 405, the guard net 406. DETAILED DESCRIPTION

[0036] In order for those skilled in the art to better understand the present application, the technical solutions of the present application are further described below in combination with the drawings and examples.

[0037] Example 1, as shown in the figure. Figures 1-4

[0038] ​The utility model provides a kind of fabricated building construction platform, including first platform 100, second platform 200, screw rod driving mechanism 300, telescopic guardrail 400;First platform 100 top's front and back sides are separately equipped with a group of first guard frame 101, first platform 100 is equipped with a pair of sliding groove 103, and the bottom of first platform 100 is equipped with screw rod driving mechanism 300;Second platform 200 is equipped with two groups, and second platform 200 is installed on first platform 100, and the bottom surface of one end of each second platform 200 is equipped with a sliding block 203, and the sliding block 203 passes through sliding groove 103 and is driven second platform 200 on first platform 100 with screw rod driving mechanism 300 cooperation, and the upper portion of the other end of each second platform 200 is equipped with second guard frame 201;Telescopic guardrail 400 one end connects first guard frame 101, and the other end is connected with adjacent second guard frame 201, and telescopic guardrail 400 is equipped with four groups;Screw rod driving mechanism 300 drives two groups of second platform 200 to be synchronous telescopic on first platform 100, and telescopic guardrail 400 is synchronous telescopic between first guard frame 101 and second guard frame 201 with corresponding second platform 200 simultaneously;Two groups of second platform 200 are synchronously slid relative to first platform 100 by screw rod driving mechanism 300 control, can expand construction area without moving entire construction platform, reduce frequent adjustment to the position of construction platform, to significantly improve construction efficiency;Telescopic guardrail 400, first guard frame 101 and second guard frame 201 jointly constitute the safety guardrail of construction platform, and the bottom surface of first platform 100 and second platform 200 constitutes the bottom plate of construction platform.

[0039] Each telescopic guardrail 400 includes mounting column 401, mounting block 402, guard arm 403;Multiple mounting columns 401 are arranged side by side, wherein the two mounting columns 401 located on the outer side are fixedly connected with first guard frame 101 and second guard frame 201 respectively;Two mounting blocks 402 are slidably installed inside each mounting column 401, and guard arm 403 is rotatably installed between the two mounting blocks 402 adjacent in left and right and staggered in upper and lower, mounting block 402 slides inside mounting column 401 while guard arm 403 rotates between adjacent two mounting columns 401, by setting protection mechanism, to block the gap generated after platform unfolding, further improve the protection capability.

[0040] Limiting column 404 is fixedly installed inside each mounting column 401, limiting groove is arranged in limiting column 404, and mounting block 402 slides in corresponding limiting groove in upper and lower;Limiting column 404 is used for limiting the horizontal displacement of mounting block 402, so that the up-and-down sliding operation of mounting block 402 is more stable.

[0041] Each set of telescopic protection mechanism further comprises spring rotating shaft 401 and protective net 406; each of the two ends of first protection frame 101 is internally provided with a cavity, and a set of spring rotating shafts 405 are rotatably installed in each cavity; one end of protective net 406 is fixedly installed on spring rotating shaft 405, and the other end is fixedly connected with adjacent second protection frame 201 after being passed out from the cavity to the inner side of first protection frame 101; by setting protective net 406, the gap formed between first protection frame 101 and second protection frame 201 after the unfolding of second platform 200 is further blocked, and the gap is reduced to further improve the protection capability.

[0042] The screw rod driving mechanism comprises screw rod 301, driving motor 302, first gear 303, second gear 304 and support block 305; the bottom of first platform 100 is provided with a pair of support blocks 305, the two ends of screw rod 301 are rotatably installed on the pair of support blocks, and the middle part of screw rod 301 is fixedly installed with second gear 304; a set of external threads in opposite screw directions are arranged on the screw rod; driving motor 302 is fixedly installed on the bottom of first platform 100, first gear 303 is fixedly installed on the output shaft of driving motor 302, and first gear 303 is engaged with second gear 304; the inner thread is arranged on sliding block 203, and the inner thread is engaged with external thread 306 on screw rod 301; it should be noted that the directions of the external threads on screw rod 301 corresponding to the two sliding blocks 107 are opposite, and the reverse external threads can make the two sliding blocks 107 synchronously slide in the same direction or in opposite directions in the sliding groove (synchronously inward or synchronously outward), so as to make the two sets of second platforms 200 synchronously slide on first platform 100; by setting the screw rod driving mechanism, the combination of motor driving gear and screw rod is used to realize the automatic telescoping of second platform 200, which is simple and flexible to operate and is convenient for quickly adapting to different construction environments.

[0043] The first guard frame 101 and the second guard frame 201 can be made of a whole guard plate frame, but this will cause the construction platform to be too heavy, and the structure of the guard plate frame is not fully utilized, so in this embodiment, the first guard frame 101 is divided into a stand column installed on the first platform 100 at both ends thereof, and a top horizontal frame fixedly connected with the stand column to form a frame, and the second guard frame 201 is divided into a stand column installed on the second platform 200 at both ends thereof, and a top horizontal frame fixedly connected with the stand column to form a frame, and then a plurality of vertical guard rods are fixedly installed in the first guard frame 101 and the second guard frame 201 respectively. For the first guard frame 101, the upper end of the guard rod 104 is fixed to the top horizontal frame, and the lower end is fixed to the first platform 100. The first guard frame 101 and the telescopic guard rail 400 are used to provide blocking for the front and rear sides of the first platform 100, and the second guard frame 201 is used to provide blocking for the left and right sides of the construction platform. By arranging the first guard frame 101, the second guard frame 201 and the telescopic guard rail 400, the construction personnel are provided with all-round safety protection. In other embodiments, the plurality of guard rods 104 can be replaced by a whole guard plate, which forms the first guard frame 101 or the second guard frame 201 together with the aforementioned frame.

[0044] In addition, for a small construction platform, the construction personnel can directly cross in, but for a larger construction platform, the construction personnel cannot directly cross, so in this embodiment, the first guard frame 101 located at the front end of the first platform 100 is rotatably installed with a guard door 105, and the guard door 105 is arranged to facilitate the construction personnel to enter and exit.

[0045] As an improved scheme of this embodiment, a pair of guide grooves 102 are further arranged in the first platform 100, and the second platform 200 slides in the guide grooves 102.

[0046] In the initial state, the second platform 200 is accommodated in the guide groove 102 of the first platform 100. When the second platform 200 needs to be unfolded, the driving motor 302 is started, the output shaft of the driving motor 302 drives the first gear 303 to rotate, the first gear 303 drives the second gear 304 and the lead screw 301 to rotate, since the sliding blocks 107 are threadedly connected with the lead screw 301 and the thread directions of the lead screw 301 corresponding to the two sliding blocks 107 are opposite, the two sliding blocks 107 move in opposite directions (i.e. outward) and drive the second platform 200 to extend outward in the guide groove 102, while the second platform 200 is unfolded, the second platform 200 drives the mounting column 401 to move, the mounting block 402 in the mounting column 401 slides up and down in the sliding groove in the limiting column 404, the protective arm 403 rotates relative to the mounting block 402, so that the protective arm 403 rotates between the adjacent mounting columns 401 to unfold the mounting column 401, the unfolded mounting column 401 and the protective arm 403 form the framework of the telescopic protective structure, while the protective arm 403 is unfolded, the protective net 406 is also unfolded following the movement of the first protective frame 101, the protective net 406 is fitted in the framework of the telescopic protective fence 400 to further block the gap in the telescopic protective structure, and the protection between the first protective frame 101 and the second protective frame 201 is realized. When the construction is completed, the second platform 200 is retracted into the guide groove 102 of the first platform 100 in the reverse direction, since one end of the protective net 406 is fixed on the spring rotating shaft 405, the protective net 406 is always in the tight state when the second platform 200 is retracted, and the protective net 406 is not clamped by the mounting column 401, and the structure is reliable.

[0047] The second platform 200 can be slid, the construction area can be expanded without moving the whole construction platform, the construction platform position needs to be adjusted frequently, the construction efficiency is improved, the motor driving gear and the lead screw are combined, the second platform 200 is automatically unfolded and adjusted, the operation is simple and flexible, different construction environments can be quickly adapted, the front, back, left and right of the platform are blocked by the first protective frame 101, the second protective frame 201 and the telescopic protective fence 400, and the safety protection of the construction personnel is realized.

[0048] The above embodiment only illustrates the principle and effect of the utility model, and is not used to limit the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and category of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought of the utility model should be covered by the claims of the utility model.

Claims

1. A prefabricated building construction platform, characterized in that: It includes a first platform (100), a second platform (200), a screw drive mechanism (300), and a telescopic guardrail (400); A set of first protective frames (101) are provided on the front and rear sides above the first platform (100), a pair of sliding grooves (103) are provided on the first platform (100), and a screw drive mechanism (300) is provided at the bottom of the first platform (100); There are two second platforms (200), and the two second platforms (200) are installed on the first platform (100). Each second platform (200) has a slider (203) on the bottom surface at one end. The slider (203) passes through the slide groove (103) provided on the first platform (100) and cooperates with the lead screw drive mechanism (300) to drive the two second platforms (200) to slide on the first platform (100). Each of the second platforms (200) has a second protective frame (201) at the upper part of its other end; One end of the telescopic guardrail (400) is connected to the first protective frame (101), and the other end is connected to the adjacent second protective frame (201); there are a total of four sets of telescopic guardrails (400).

2. The prefabricated building construction platform as described in claim 1, characterized in that: The first platform (100) is also provided with a pair of guide grooves (102), and the second platform (200) slides in the guide grooves (102).

3. The prefabricated building construction platform as described in claim 2, characterized in that: Each set of telescopic guardrails (400) includes a mounting post (401), a mounting block (402), and a guard arm (403); Multiple mounting posts (401) are arranged side by side, wherein the two mounting posts (401) located on the outer side are fixedly connected to the first protective frame (101) and the second protective frame (201) respectively; Each mounting post (401) has two mounting blocks (402) slidably mounted inside. A protective arm (403) is rotatably mounted between two adjacent mounting blocks (402) that are staggered vertically. While the mounting blocks (402) slide inside the mounting post (401), the protective arm (403) rotates between two adjacent mounting posts (401).

4. The prefabricated building construction platform as described in claim 3, characterized in that: Each of the mounting posts (401) has a limiting post (404) fixedly installed inside, and the limiting post (404) has a limiting groove inside, and the mounting block (402) slides up and down in the corresponding limiting groove.

5. The prefabricated building construction platform as described in claim 3, characterized in that: Each set of telescopic guardrails (400) also includes a spring pivot (405) and a protective net (406); The first protective frame (101) has a cavity at both ends, and a set of spring shafts (405) are rotatably installed in each cavity; One end of the protective net (406) is fixedly installed on the spring shaft (405), and the other end passes through the cavity to the inside of the first protective frame (101) and is fixedly connected to the adjacent second protective frame (201).

6. The prefabricated building construction platform as described in any one of claims 2-5, characterized in that: The lead screw drive mechanism (300) includes a lead screw (301), a drive motor (302), a first gear (303), a second gear (304), and a support block (305); The first platform (100) has a pair of support blocks (305) at its bottom. The two ends of the lead screw (301) are rotatably mounted on the pair of support blocks (305). A second gear (304) is fixedly mounted in the middle of the lead screw (301). The lead screw (301) has a set of external threads (306) with opposite helical directions. A drive motor (302) is fixedly installed at the bottom of the first platform (100), and a first gear (303) is fixedly installed on the output shaft of the drive motor (302). The first gear (303) meshes with the second gear (304).

7. The prefabricated building construction platform as described in claim 6, characterized in that: The slider (203) is provided with an internal thread, which meshes with the external thread (306) on the lead screw (301).

8. The prefabricated building construction platform as described in claim 6, characterized in that: Protective plates or several protective rods are fixedly installed inside the first protective frame (101) and the second protective frame (201).

9. A prefabricated building construction platform according to claim 6, characterized in that: A protective door (105) is rotatably installed inside the first protective frame (101) located at the front end of the first platform (100).

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