Construction frame with height convenient to adjust

Abstract

The utility model provides a scaffold convenient to adjust height, which comprises a lifting platform, a plurality of upper limit rods are fixedly connected above the lifting platform, one end of each upper limit rod is slidably connected with a workbench, a hydraulic push rod is fixedly connected below the lifting platform, the movable end of the hydraulic push rod is fixedly connected with the workbench, and the movable end of the hydraulic push rod is fixedly connected with the workbench. One end of the workbench on one side is slidably connected with a movable handrail and a limiting insertion plate, and one end of the movable handrail and one end of the limiting insertion plate are fixedly connected with a push-pull assembly. The push-pull assembly comprises a rope belt, a rope belt reel, a driving gear and a rack, one end of the movable handrail is fixedly connected to the rope belt, one end of the rope belt is fixedly connected to the rope belt reel, and the lower portion of the rope belt reel is fixedly connected to the driving gear; the workbenches on the two sides are further adjusted to different heights through the hydraulic push rods, so that workers can work at the two different heights conveniently, and when the two workbenches are located at the same height, limiting insertion plates can be popped out to fix the workbenches, so that the situation that the workers are stumbled due to the height difference between the two workbenches is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of construction frames, in particular to a construction frame which is convenient for adjusting the height. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of the construction process. Its main uses include solving vertical and horizontal transportation problems at the construction site and providing a platform for workers to operate and construct. Scaffolding is usually made of bamboo, wood, steel pipes or synthetic materials. During the construction process, it is often necessary to temporarily adjust the height of the scaffolding to facilitate workers to construct walls of different heights. At this time, a scaffolding that is easy to adjust the height is needed to speed up the construction progress and reduce the workers' repeated splicing of the scaffolding that affects the construction progress.

[0003] After searching, the Chinese patent publication number CN215858968U discloses a portable construction frame that is easy to adjust the height, including: a base, the upper end of the base is connected to two U-shaped frames, the upper ends of the two U-shaped frames are provided with standing plates, the upper ends of the standing plates are provided with safety grooves, the upper surface of the base is rotatably connected to two screws, and the outer circumferential surfaces of the two screws are screwed with lifting screw blocks.

[0004] In view of the problem that there is a lack of a platform that can be adjusted to multiple heights in the above technology, when workers need to work at two heights, the device needs to adjust the height frequently and repeatedly; therefore, a construction frame that is easy to adjust the height is proposed. Utility Model Content

[0005] In view of this, the embodiments of the present utility model hope to provide a construction frame that is easy to adjust in height, so as to solve or alleviate the technical problems existing in the prior art, and at least provide a beneficial choice.

[0006] The technical solution of the embodiment of the utility model is achieved as follows: it includes a lifting platform, a plurality of upper limit rods are fixedly connected above the lifting platform, one end of the upper limit rods is slidably connected to a workbench, a hydraulic push rod is fixedly connected below the lifting platform, the movable end of the hydraulic push rod is fixedly connected to the workbench, one end of the workbench on one side is slidably connected to a movable railing and a limit plug plate, and one end of the movable railing and the limit plug plate is fixedly connected to a push-pull assembly.

[0007] In some embodiments, the push-pull assembly includes a rope, a rope reel, a driving gear and a rack, one end of the movable railing is fixedly connected to the rope, one end of the rope is fixedly connected to the rope reel, the bottom of the rope reel is fixedly connected to the driving gear, the driving gear and the rope reel are fixedly connected to the inside of the workbench, one end of the limit plate is fixedly connected to the rack, and the rack and one end of the driving gear are meshed with each other.

[0008] In some embodiments, a guide wheel is rotatably connected inside the workbench, one end of the rope is movably connected to the guide wheel, and a spring is fixedly connected to the driving gear and one end of the workbench.

[0009] In some embodiments, one end of the workbench is fixedly connected to an upper railing, and the upper railing is slidably connected to the upper limit rod.

[0010] In some embodiments, a transverse groove is opened at one end of the workbench on one side, one end of the movable railing is slidably connected to the transverse groove, and the movable railing is movably connected to one side of the upper railing with a scissor frame assembly 2.

[0011] In some embodiments, a lower limiting rod is fixedly connected to the lower side of the lifting platform, one end of the lower limiting rod is slidably connected to a limiting sleeve, and one end of the limiting sleeve is fixedly connected to a bottom plate.

[0012] In some embodiments, a limiting groove 2 is opened below the lifting platform, a limiting groove 1 is opened above the base plate, and a scissors frame assembly 1 is rotatably connected to one end of the lifting platform and the base plate, and one end of the scissors frame assembly 1 is slidably connected to the limiting groove 1 and the limiting groove 2.

[0013] In some embodiments, one end of the base plate is fixedly connected to a lifting motor, a power output end of the lifting motor is fixedly connected to a driving screw, and one end of the driving screw is threadedly connected to the scissor frame assembly 1.

[0014] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0015] 1. A construction frame that is easy to adjust in height. The workbenches on both sides can be further adjusted to different heights through a hydraulic push rod to facilitate workers to work at two different heights. When the two workbenches are at the same height, a limit plate can pop out to fix the workbenches to prevent the height difference between the two workbenches from tripping over the workers.

[0016] 2. A construction frame that is easy to adjust in height. The scissor frame assembly 2 can be unfolded into a railing after the movable railing is moved, providing protection to prevent falling when the height difference between two workbenches is too large.

[0017] 3. A construction frame that is easy to adjust in height. The spring can drive the driving gear to reset the winding rope when the movable railing is reset, so as to prevent the rope from being blocked and stuck inside the workbench.

[0018] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is the main structural diagram of the utility model;

[0021] Figure 2 It is a bottom view structural diagram of the utility model;

[0022] Figure 3 This is a schematic diagram of the workbench lifting structure of the utility model;

[0023] Figure 4 This is a diagram of the installation structure of the limit plug plate of the utility model;

[0024] Figure 5 This is a bottom installation structure diagram of the movable railing of the utility model.

[0025] Reference numerals:

[0026] 1. Lifting platform; 2. Bottom plate; 3. Lower limit rod; 4. Limit sleeve; 5. Limit slot 1; 6. Lifting motor; 7. Scissor frame assembly 1; 8. Workbench; 9. Upper railing; 10. Drive screw; 11. Limit slot 2; 12. Hydraulic push rod; 13. Upper limit rod; 14. Limit plug plate; 15. Movable railing; 16. Scissor frame assembly 2; 17. Transverse slot; 18. Rack; 19. Drive gear; 20. Spring; 21. Rope; 22. Guide wheel; 23. Rope reel. DETAILED DESCRIPTION

[0027] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0028] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0029] Embodiment 1:

[0030] like Figure 1-5As shown, a construction frame that is easy to adjust the height includes a lifting platform 1, a plurality of upper limit rods 13 are fixedly connected above the lifting platform 1, one end of the upper limit rod 13 is slidably connected to a workbench 8, a hydraulic push rod 12 is fixedly connected below the lifting platform 1, the movable end of the hydraulic push rod 12 is fixedly connected to the workbench 8, one end of the workbench 8 is slidably connected to a movable railing 15 and a limit plug 14, and one end of the movable railing 15 and the limit plug 14 is fixedly connected to a push-pull assembly;

[0031] The push-pull assembly includes a rope 21, a rope reel 23, a driving gear 19 and a rack 18. One end of the movable railing 15 is fixedly connected to the rope 21, one end of the rope 21 is fixedly connected to the rope reel 23, the lower part of the rope reel 23 is fixedly connected to the driving gear 19, the driving gear 19 and the rope reel 23 are fixedly connected to the inside of the workbench 8, one end of the limit plug 14 is fixedly connected to the rack 18, and the rack 18 and one end of the driving gear 19 are meshed with each other;

[0032] The lifting platform 1 can be raised and lowered, and the working platforms 8 on both sides can be further adjusted to different heights through the hydraulic push rods 12 to facilitate the staff to work at two different heights. The multiple upper limit rods 13 can further limit the trajectory of the working platform 8 moving up and down to prevent deflection;

[0033] When the two workbenches 8 are at the same height, the rope 21 can be moved by pushing the movable railing 15, and then the limit plug 14 can be popped out by rotating the driving gear 19. The limit plug 14 is inserted between the two workbenches 8 to further fix the workbenches 8 to prevent the height difference between the two workbenches 8 from tripping over workers.

[0034] In this embodiment, the workbench 8 is internally rotatably connected to a guide wheel 22, one end of a rope 21 is movably connected to the guide wheel 22, and a spring 20 is fixedly connected to the driving gear 19 and one end of the workbench 8. The spring 20 can drive the driving gear 19 to reset the winding rope 21 when the movable railing 15 is reset.

[0035] In this embodiment, one end of the workbench 8 is fixedly connected to an upper railing 9, and the upper railing 9 is slidably connected to an upper limit rod 13. One end of the workbench 8 is provided with a transverse groove 17, and one end of a movable railing 15 is slidably connected to the transverse groove 17. The movable railing 15 is movably connected to one side of the upper railing 9 with a scissor frame assembly 2 16;

[0036] The upper railing 9 can provide protection for the staff, and the scissor frame assembly 2 16 can be unfolded into a railing after the movable railing 15 moves, providing protection to prevent falling when the height difference between the two workbenches 8 is too large.

[0037] In this embodiment, a lower limiting rod 3 is fixedly connected to the bottom of the lifting platform 1, one end of the lower limiting rod 3 is slidably connected to a limiting sleeve 4, one end of the limiting sleeve 4 is fixedly connected to a bottom plate 2, and the lower limiting rod 3 can move up and down inside the limiting sleeve 4, so that the lifting platform 1 can move stably without deflection.

[0038] In this embodiment: the lifting platform 1 can be raised and lowered, and the workbenches 8 on both sides can be further adjusted to different heights by the hydraulic push rods 12 to facilitate the staff to work at two different heights, and the multiple upper limit rods 13 can further limit the trajectory of the workbenches 8 moving up and down to prevent deflection;

[0039] When the two workbenches 8 are at the same height, the rope 21 can be moved by pushing the movable railing 15, and then the limit plug 14 can be popped out by rotating the driving gear 19. The limit plug 14 is inserted between the two workbenches 8 to further fix the workbenches 8, so as to prevent the height difference between the two workbenches 8 from tripping the workers.

[0040] The spring 20 can drive the driving gear 19 to reset the winding rope 21 when the movable railing 15 is reset. The upper railing 9 can provide protection for the staff. The scissor frame assembly 16 can be unfolded into a railing after the movable railing 15 moves, providing protection to prevent falling when the height difference between the two workbenches 8 is too large. The lower limit rod 3 can move up and down inside the limit sleeve 4, so that the lifting platform 1 can move stably without deflection.

[0041] Embodiment 2:

[0042] A construction frame that is easy to adjust in height. This embodiment makes the following improvements on the basis of embodiment 1: Figure 1-5 As shown,

[0043] In this embodiment, a limiting groove 11 is provided below the lifting platform 1, a limiting groove 5 is provided above the bottom plate 2, and a scissor frame assembly 7 is rotatably connected to one end of the lifting platform 1 and the bottom plate 2, and one end of the scissor frame assembly 7 is slidably connected to the limiting groove 5 and the limiting groove 11;

[0044] One end of the bottom plate 2 is fixedly connected to a lifting motor 6, and a driving screw rod 10 is fixedly connected to the power output end of the lifting motor 6. One end of the driving screw rod 10 is threadedly connected to a scissor frame assembly 7;

[0045] When the lifting motor 6 is working, it can drive the driving screw 10 to rotate and then drive the scissor frame assembly 1 7 to deform, pushing the lifting platform 1 upward.

[0046] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A construction frame that is easy to adjust in height, comprising a lifting platform (1), characterized in that: A plurality of upper limit rods (13) are fixedly connected above the lifting platform (1), one end of the upper limit rod (13) is slidably connected to a workbench (8), a hydraulic push rod (12) is fixedly connected below the lifting platform (1), a movable end of the hydraulic push rod (12) is fixedly connected to the workbench (8), one end of the workbench (8) is slidably connected to a movable railing (15) and a limit plug plate (14), and one end of the movable railing (15) and the limit plug plate (14) is fixedly connected to a push-pull assembly.

2. A construction frame with easy height adjustment according to claim 1, characterized in that: The push-pull assembly comprises a rope (21), a rope reel (23), a driving gear (19) and a rack (18); one end of the movable railing (15) is fixedly connected to the rope (21); one end of the rope (21) is fixedly connected to the rope reel (23); the lower part of the rope reel (23) is fixedly connected to the driving gear (19); the driving gear (19) and the rope reel (23) are fixedly connected inside the workbench (8); one end of the limiting plug plate (14) is fixedly connected to the rack (18); and one end of the rack (18) and the driving gear (19) are meshed with each other.

3. The construction frame with easy height adjustment according to claim 1, characterized in that: The workbench (8) is rotatably connected to a guide wheel (22), one end of a rope (21) is movably connected to the guide wheel (22), and a spring (20) is fixedly connected to one end of the driving gear (19) and the workbench (8).

4. The construction frame with easy height adjustment according to claim 3, characterized in that: One end of the workbench (8) is fixedly connected to an upper railing (9), and the upper railing (9) is slidably connected to an upper limiting rod (13).

5. The construction frame with easy height adjustment according to claim 4, characterized in that: One end of the workbench (8) is provided with a transverse groove (17), one end of the movable railing (15) is slidably connected to the transverse groove (17), and the movable railing (15) is movably connected to one side of the upper railing (9) with a scissor frame assembly 2 (16).

6. The construction frame with easy height adjustment according to claim 1, characterized in that: A lower limiting rod (3) is fixedly connected below the lifting platform (1); one end of the lower limiting rod (3) is slidably connected to a limiting sleeve (4); one end of the limiting sleeve (4) is fixedly connected to the bottom plate (2).

7. The construction frame with easy height adjustment according to claim 6, characterized in that: The lifting platform (1) has a second limiting groove (11) at the bottom, and the bottom plate (2) has a first limiting groove (5) at the top. The lifting platform (1) and the bottom plate (2) are rotatably connected to a scissor frame assembly (7) at one end, and the scissor frame assembly (7) is slidably connected to the first limiting groove (5) and the second limiting groove (11) at one end.

8. The construction frame with easy height adjustment according to claim 7, characterized in that: One end of the base plate (2) is fixedly connected to a lifting motor (6), a power output end of the lifting motor (6) is fixedly connected to a driving screw rod (10), and one end of the driving screw rod (10) is threadedly connected to a scissor frame assembly (7).

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