Lifting scaffold

Abstract

The lifting scaffold comprises a bottom plate, a lifting plate is installed on the upper surface of the bottom plate through a lifting mechanism, first side grooves are formed in the two sides of the lifting plate, and extension plates are installed in the first side grooves in a sliding mode; second side grooves are formed in the two sides of the bottom plate, extension rods are slidably mounted in the second side grooves, limiting vertical plates are mounted on the upper surfaces of the ends of the extension rods, the two sides of the extension plates are slidably connected with the limiting vertical plates, and universal wheels are mounted at the bottoms of the extension rods and the bottom of the bottom plate. Through the arrangement of the extension plate and the extension rod, the purpose of adjusting the construction space can be achieved, after adjustment, the limiting vertical plate can still play an effective limiting role on the construction space, the safety is good, and when the construction space is not used, the purpose of reducing the occupied space can be achieved only by storing the extension plate into the first side groove and storing the extension rod into the second side groove; and storage and accommodation are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, specifically is a liftable construction frame. BACKGROUND

[0002] Building engineering refers to the process that through a series of construction activities, various building materials, equipment facilities etc. are assembled, built according to design requirements at specified sites, and form buildings or structures with specific use functions and appearance forms, which covers all construction links from foundation construction to main structure construction, to decoration and installation of supporting facilities, etc. In the process of building engineering construction, construction frame is often used.

[0003] The Chinese patent with publication number CN218346737U discloses a liftable construction frame for building construction, which can flexibly adjust the height of the construction frame, improve the efficiency of building construction, and conveniently get on and off the construction frame at different heights, improving the use efficiency of the construction frame.

[0004] However, the above-mentioned construction frame occupies a large space, which is not convenient to store when not in use, reducing the flexibility of use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a liftable construction frame to solve the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows.

[0007] A liftable construction frame, comprising a bottom plate, a lifting plate is installed on the upper surface of the bottom plate through a lifting mechanism, first side grooves are formed on both sides of the lifting plate, and an extension plate is slidably installed in the first side grooves. Second side grooves are formed on both sides of the bottom plate, an extension rod is slidably installed in the second side grooves, a limiting vertical plate is installed on the upper surface of the end of the extension rod, and both sides of the extension plate are slidably connected with the limiting vertical plate. Universal wheels are installed on the bottom of the extension rod and the bottom plate.

[0008] Therefore, by setting the extension plate and the extension rod, the purpose of adjusting the construction space can be achieved, and after adjustment, the limiting vertical plate can still effectively limit it, which is safe. When not in use, the extension plate can be stored in the first side groove, and the extension rod can be stored in the second side groove, which can reduce the space occupation and facilitate storage.

[0009] Further, the lifting mechanism comprises two fixed plates installed on the upper surface of the bottom plate, two limiting rods connected between the two fixed plates, two driving plates slidably installed on the outer surfaces of the two limiting rods, a first screw rod with a pair of opposite threads rotatably connected between the two fixed plates, and the two driving plates are respectively installed on the two opposite threads, two scissor-type telescopic frames collectively installed on the upper surfaces of the two driving plates, and the two ends of the scissor-type telescopic frame are slidably connected with the lower surface of the lifting plate, and the outer surface of one side of the fixed plate is provided with a driving motor, and the end of the output shaft of the driving motor is connected with the first screw rod.

[0010] Further, the limiting vertical plate comprises a lower vertical plate and an upper vertical plate, the lower vertical plate is installed on the upper surface of the extension rod, the outer surfaces of the two sides of the lower vertical plate are both provided with a connecting sleeve, the outer surfaces of the two sides of the upper vertical plate are both provided with a connecting block, the outer surface of the connecting block is provided with a first screw hole, and the outer surface of the connecting sleeve is provided with a first screw bolt matched with the first screw hole.

[0011] Further, the outer surfaces of the bottom plate and the extension rod are both provided with a convex block, a second screw rod is threadedly connected in the convex block, and the bottom of the second screw rod is provided with a supporting block.

[0012] Further, a plurality of second screw holes are formed in the outer surface of the extension rod along the length direction thereof, and the outer surface of the bottom plate is provided with a second screw bolt matched with the second screw hole.

[0013] Further, the two extension rods in the width direction of the bottom plate are connected with a connecting plate.

[0014] Compared with the prior art, the utility model has the advantages as follows.

[0015] 1. The utility model discloses a construction frame, which comprises a bottom plate, a lifting plate, a lifting mechanism, a limiting vertical plate and an extension plate.

[0016] 2. The utility model discloses a construction frame, which comprises a bottom plate, a lifting plate, a lifting mechanism, a limiting vertical plate and an extension plate. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a structure schematic view of the lifting mechanism in the utility model;

[0019] Figure 3 is Figure 1 an enlarged schematic view of middle A;

[0020] Figure 4 is Figure 2 an enlarged schematic view of middle B.

[0021] In the figure: 100, bottom plate; 101, lifting plate; 102, first side groove; 103, extension plate; 104, second side groove; 105, extension rod; 106, limiting vertical plate; 1061, lower vertical plate; 1062, upper vertical plate; 1063, connecting sleeve; 1064, connecting block; 1065, first bolt; 107, universal wheel; 200, lifting mechanism; 201, fixed plate; 202, limiting rod; 203, driving plate; 204, first screw rod; 205, driving motor; 206, scissor-type telescopic frame; 300, protrusion; 301, second screw rod; 302, supporting block; 400, second screw hole; 401, second bolt; 500, connecting plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] In the description of the embodiments of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connection", "installation" should be understood in a broad sense, for example, "connection" can be detachable connection, or can be non-detachable connection; can be direct connection, or can be indirect connection through an intermediate medium. In addition, "communication" can be direct communication, or can be indirect communication through an intermediate medium. Among them, "fixing" means connecting with each other and the relative positional relationship after connection does not change. The orientation language mentioned in the embodiments of the present application, such as "inner", "outer", "top", "bottom", etc., is only the direction of the drawings, therefore, the orientation language used is for better, clearer illustration and understanding of the embodiments of the present application, and is not intended to or implied to indicate or suggest that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the embodiments of the present application.

[0024] In the embodiments of the present application, the terms "first", "second" are only for description purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features.

[0025] As Figures 1-4 shown, a liftable construction frame, comprising a bottom plate 100, the upper surface of the bottom plate 100 is provided with a lifting plate 101 through a lifting mechanism 200, the two sides of the lifting plate 101 are provided with a first side groove 102, and the inside of the first side groove 102 is slidably provided with an extension plate 103. The two sides of the bottom plate 100 are provided with a second side groove 104, and the inside of the second side groove 104 is slidably provided with an extension rod 105. The upper surface of the end of the extension rod 105 is provided with a limiting vertical plate 106, and the two sides of the extension plate 103 are slidably connected with the limiting vertical plate 106. The bottom of the extension rod 105 and the bottom plate 100 are both provided with universal wheels 107.

[0026] In use, the construction frame can be moved to the construction position by the universal wheels 107, then the extension rod 105 is pulled out of the second side groove 104 and drives the extension plate 103 to be pulled out of the first side groove 102, so that the upper construction range can be expanded, then the lifting plate 101 is driven to rise to the appropriate height by the lifting mechanism 200, and the construction work can be carried out. After the construction work is completed, the height of the lifting plate 101 is lowered by the lifting mechanism 200, and the extension rod 105 is inserted into the second side groove 104 and drives the extension plate 103 to be inserted into the first side groove 102, so that the occupied space can be reduced and the storage is convenient.

[0027] Specifically, the lifting mechanism 200 comprises two fixed plates 201 installed on the upper surface of the bottom plate 100, two limiting rods 202 connected between the two fixed plates 201, two drive plates 203 slidably installed on the outer surfaces of the two limiting rods 202, a first screw rod 204 with a pair of opposite threads rotatably connected between the two fixed plates 201, and the two drive plates 203 are respectively installed on the two opposite threads, two scissor type telescopic frames 206 are installed on the upper surfaces of the two drive plates 203, and the two ends of the scissor type telescopic frame 206 are slidably connected with the lower surface of the lifting plate 101. The outer surface of one side of the fixed plate 201 is provided with a driving motor 205, and the end of the output shaft of the driving motor 205 is connected with the first screw rod 204. When the driving motor 205 is started, the output shaft drives the first screw rod 204 to rotate. Since the two drive plates 203 are limited by the limiting rods 202 and are driven by the opposite threads, the two drive plates 203 can be moved inward or outward at the same time, and the telescopic of the two scissor type telescopic frames 206 can be realized, so that the height adjustment of the lifting plate 101 can be realized. And since the number of scissor type telescopic frames 206 is two, the stability of the load carried is better.

[0028] Specifically, the limiting vertical plate 106 includes a lower vertical plate 1061 and an upper vertical plate 1062, the lower vertical plate 1061 is installed on the upper surface of the extension rod 105, both sides of the outer surface of the lower vertical plate 1061 are provided with a connecting sleeve 1063, both sides of the outer surface of the upper vertical plate 1062 are provided with a connecting block 1064, the outer surface of the connecting block 1064 is provided with a first screw hole, the outer surface of the connecting sleeve 1063 is provided with a first bolt 1065 matched with the first screw hole, since the upper vertical plate 1062 and the lower vertical plate 1061 are connected through the first bolt 1065, when the construction frame is stored, the upper vertical plate 1062 can be disassembled, so that the overall height of the construction frame can be reduced, the occupied space is further saved, and storage and disassembly are facilitated, when assembled, the connecting block 1064 is inserted into the connecting sleeve 1063, and then the first bolt 1065 is screwed into the first screw hole.

[0029] Specifically, the outer surfaces of the bottom plate 100 and the extension rod 105 are provided with protrusions 300, the second screw rod 301 is threaded and connected in the protrusion 300, the bottom of the second screw rod 301 is provided with a supporting block 302, the supporting block 302 can be driven to descend and support the ground by rotating the second screw rod 301, so that the supporting block 302 can replace the universal wheel 107 to support during use, and the stability of construction is improved.

[0030] Specifically, a plurality of second screw holes 400 are formed in the outer surface of the extension rod 105 along the length direction thereof, the second screw holes 400 are matched with the second screw bolts 401 provided on the outer surface of the bottom plate 100, the position of the extension rod 105 can be fixed through the second screw holes 400 and the second screw bolts 401, and the extension length of the extension rod 105 can be adjusted.

[0031] Specifically, the two extension rods 105 in the width direction of the bottom plate 100 are connected with a connecting plate 500, the structural stability between the two extension rods 105 can be improved through the connecting plate 500.

[0032] The above is a detailed description of the present application in combination with specific embodiments, which cannot be regarded as limiting the specific embodiments of the present application to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, some equivalent substitutions or obvious modifications can be made without departing from the concept of the present application, and the same performance or use should be regarded as belonging to the patent protection range determined by the submitted claims.

Claims

1. A liftable construction frame comprising a base plate (100), characterized in that: the upper surface of the base plate (100) is provided with a lifting plate (101) through a lifting mechanism (200), the two sides of the lifting plate (101) are provided with first side grooves (102), and the inside of the first side grooves (102) is slidably provided with extension plates (103); the two sides of the base plate (100) are provided with second side grooves (104), the inside of the second side grooves (104) is slidably provided with extension rods (105), the upper surface of the end of the extension rod (105) is provided with a limiting vertical plate (106), and the two sides of the extension plate (103) are slidably connected with the limiting vertical plate (106), and the bottom of the extension rod (105) and the base plate (100) are provided with universal wheels (107).

2. The liftable construction frame according to claim 1, characterized in that: the lifting mechanism (200) comprises two fixed plates (201) installed on the upper surface of the base plate (100), two limiting rods (202) connected between the two fixed plates (201), two drive plates (203) slidably installed on the outer surfaces of the two limiting rods (202), a first screw rod (204) with a pair of opposite threads rotatably connected between the two fixed plates (201), the two drive plates (203) respectively installed on the two opposite threads, two scissor jacks (206) installed on the upper surfaces of the two drive plates (203), and the two ends of the scissor jacks (206) slidably connected with the lower surface of the lifting plate (101), wherein the outer surface of one side of the fixed plate (201) is provided with a drive motor (205), and the end of the output shaft of the drive motor (205) is connected with the first screw rod (204).

3. The liftable construction frame according to claim 1, characterized in that: the limiting vertical plate (106) comprises a lower vertical plate (1061) and an upper vertical plate (1062), the lower vertical plate (1061) is installed on the upper surface of the extension rod (105), the outer surfaces of the two sides of the lower vertical plate (1061) are provided with connecting sleeves (1063), the outer surfaces of the two sides of the upper vertical plate (1062) are provided with connecting blocks (1064), the outer surface of the connecting block (1064) is provided with a first screw hole, and the outer surface of the connecting sleeve (1063) is provided with a first screw bolt (1065) matched with the first screw hole.

4. The liftable construction frame according to claim 1, characterized in that: the outer surfaces of the base plate (100) and the extension rod (105) are provided with protrusions (300), the inside of the protrusion (300) penetrates and is threadedly connected with a second screw rod (301), and the bottom of the second screw rod (301) is provided with a supporting block (302).

5. The liftable construction frame according to claim 1, characterized in that: The outer surface of the extension rod (105) is provided with a plurality of second screw holes (400) along the length direction, and the outer surface of the bottom plate (100) is provided with second bolts (401) matched with the second screw holes (400).

6. The elevatable construction frame according to claim 1, characterized in that: Two extension rods (105) located in the width direction of the bottom plate (100) are connected with a connecting plate (500).

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