CN113187316A - Steel structure scaffold - Google Patents

Abstract

The invention provides a steel structure scaffold, which comprises a plurality of first scaffold bodies, a plurality of second scaffold bodies and an adjusting device arranged at the end part of each first scaffold body; the end face of one end of each first frame body is provided with a groove, and the plurality of first frame bodies are arranged in parallel at intervals; the plurality of first frame bodies are connected through the second frame body; adjusting device, it is including sliding the first regulating plate that sets up on the relative both sides wall of first recess, be used for adjusting the elevating gear that first regulating plate goes up and down, is provided with first through-hole along direction of height on first regulating plate, elevating gear includes that one end stretches into in the recess and passes first through-hole and rotate the first connecting axle, the cover that set up on the lateral wall of recess again and establish first gear on first connecting axle, set up on the lateral wall of first through-hole and with first gear engagement's first rack along direction of height. The invention can be adaptively adjusted according to the ground condition, thereby ensuring the safety and stability of the scaffold.

Description

Steel structure construction frame

technical field

The invention belongs to the technical field of steel structures, and in particular relates to a steel structure construction frame.

Background technique

During the construction process of the existing construction frame, when the construction frame is placed on different construction bottom surfaces, if the construction bottom surface is uneven, it is difficult to install the construction frame horizontally, and if the construction frame is not installed smoothly, it will cause a safety accident. At present, the bottom of the existing technology is fixed, and the bottom of the construction frame cannot be installed adaptively according to the ground, which brings great inconvenience to the use and safe construction. For this reason, it is urgent to develop a steel structure construction frame that can be adaptively installed according to the ground conditions.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a steel structure construction frame in view of the deficiencies of the prior art, the steel structure construction frame can be adaptively adjusted according to the ground conditions, thereby ensuring the safety and stability of the construction frame.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions:

A steel structure construction frame, comprising a plurality of first frame bodies, a plurality of second frame bodies and an adjusting device arranged at the end of the first frame body; wherein,

The first frame body is provided with a groove on the end face of one end thereof, and a plurality of first frame bodies are arranged in parallel and at intervals;

The second frame body, a plurality of first frame bodies are connected through the second frame body;

The adjusting device includes a first adjusting plate slidably arranged on two opposite side walls of the first groove, a lifting device for adjusting the lifting and lowering of the first adjusting plate, and a first adjusting plate is provided along the height direction on the first adjusting plate The lifting device includes a first connecting shaft with one end extending into the groove and passing through the first through hole and then being rotated and arranged on the side wall of the groove, a first gear sleeved on the first connecting shaft, a first rack that is arranged on the side wall of the first through hole in the height direction and meshes with the first gear;

When the first connecting shaft is rotated, the first connecting shaft rotates and then drives the first gear to rotate on the first rack so that the first adjusting plate connected with the first rack moves up and down.

Further, the adjusting device further includes a second adjusting plate connected with the lifting device, a second through hole is provided on the second adjusting plate along the height direction thereof, and the lifting device further comprises a set by means of tight fitting. The first worm on the first connecting shaft, the first worm gear meshing with the first worm, the second connecting shaft set on the first worm gear by tight fitting, the second worm gear sleeved on the top of the second connecting shaft, The second worm that meshes with the second worm gear, the third connecting shaft that is connected to the second worm through a tight fit, the second gear that is sleeved on the third connecting shaft, that meshes with the second gear and is arranged in the height direction. The second rack of the second adjusting plate.

Further, a slideway is also provided on the side wall of the first frame body, and the second adjustment plate is slidably connected to the slideway through the slider.

Further, the adjusting device further includes a support seat vertically connected to the end of the first adjusting plate protruding out of the groove, when the lifting device drives the second adjusting plate to descend to a certain distance, the second adjusting plate The plate is pressed against the support seat.

Further, it also includes a limiting device connected with the first connecting shaft, and the limiting device includes a rotating plate fixedly connected with the end of the first connecting shaft exposed outside the first through hole, a hole provided on the rotating plate, a hole through the rotating plate, and a rotating plate. The guide rod in the hole, the spring sleeved on the guide rod, the pull plate set on the end side of the guide rod away from the groove, and the limit hole set on the side wall of the first frame body and corresponding to the guide rod, Wherein, the spring is limited between the rotating plate and the pulling plate, and when the spring is in a state of natural extension, the guide rod is clamped in the limiting hole.

Further, two opposite side walls on the inner wall of the groove are provided with sliding grooves along the height direction thereof, and two sides of the first regulating plate are respectively slidably connected to the corresponding sliding grooves through the sliding plates.

Further, a fixing plate is horizontally arranged on the side wall of the groove, one end of the second connecting shaft is rotatably arranged on the fixing plate, and the other end of the second connecting shaft is rotatably arranged on the bottom surface of the groove.

Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention enables the construction frame to be adaptively adjusted according to different construction grounds by arranging a series of components such as a lifting device and a limiting device at the bottom of the first frame body. The construction frame can be kept stable all the time, and it can be installed and used quickly and steadily on uneven road surfaces, thereby avoiding the phenomenon of instability during placement, and greatly improving the safety and practicability of the construction frame.

Description of drawings

Fig. 1 is the structural front view of the steel structure construction frame of the embodiment of the present invention;

Fig. 2 is the enlarged structural schematic diagram of part A of the steel structure construction frame of the embodiment of the present invention;

Fig. 3 is the side view of the second adjusting plate structure of the steel structure construction frame according to the embodiment of the present invention;

FIG. 4 is a schematic diagram of the matching structure of the second worm gear and the second worm of the steel structure construction frame according to the embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict.

The present invention will be further described below in conjunction with specific embodiments, but not as a limitation of the present invention.

1-4 , the present invention discloses a steel structure construction frame, which includes a plurality of first frame bodies 1 , a plurality of second frame bodies 2 arranged at intervals, and an adjustment device arranged at the bottom end of the first frame body 2 . A plurality of first frames 1 are arranged in parallel and at intervals, and a plurality of first frames 2 are connected by a plurality of second frames 2, and a plurality of second frames 2 are arranged on the plurality of first frames 1 in parallel and at intervals . The adjusting device includes a first groove 3 opened on the bottom end face of the first frame body 1, a first adjusting plate 5 slidably arranged on the opposite two side walls of the first groove 3, and used for adjusting the first adjusting plate. A lifting device for lifting, a second regulating plate connected to the lifting device and slidably arranged on the outer side wall of the bottom end of the first frame body, and a support base 16 fixedly connected to the bottom end of the first regulating plate 5 . In order to facilitate the sliding of the first adjusting plate 5, sliding grooves are correspondingly provided on the two opposite side walls of the first groove 3 along the height direction, and the two sides of the first adjusting plate 5 are slidably connected to the corresponding sliding plates 4 respectively. In the chute, a support seat 16 is fixed on the end side of the first adjusting plate 5 extending out of the first groove 3 . In order to facilitate the installation of the lifting device, the first regulating plate 5 is provided with an elongated first through hole penetrating in the horizontal direction.

The lifting device includes a first connecting shaft 6 with one end extending into the groove and passing through the first through hole and then rotatably arranged on the other side wall opposite to the groove, and a first gear sleeved on the first connecting shaft 6 , a first rack that is arranged in the first through hole in the height direction and meshed with the first gear, a first worm that is sleeved on the first connecting shaft 6 by a tight fit, and a first worm gear that meshes with the first worm , The second connecting shaft 12 set on the first worm gear shaft by tight fit, the second worm gear 19 sleeved on the top of the second connecting shaft 12, the second worm gear 18 meshing with the second worm gear 19, and the second worm gear 18 A third connecting shaft 13 connected by a tight fit, a second gear 21 sleeved on the third connecting shaft 13, and a second rack meshing with the second gear 21 and arranged on the second adjusting plate in the height direction twenty two. One end of the first connecting shaft 6 passes through one side wall of the groove and the first through hole and is rotated and arranged on the opposite side wall of the groove, and the other end of the first connecting shaft 6 is exposed outside the groove, so as to facilitate rotation The first connecting shaft 6 . The first rack is arranged on the side wall of the first through hole along the height direction and meshes with the first gear, so that when the first gear rotates, under the push of the first gear, the first rack moves up and down to drive the first gear. An adjusting plate 5 moves up and down, and the arrangement of the sliding plate 4 can improve the stability of the first adjusting plate 5 during the movement. The bottom of the side wall of the groove is also provided with a fixed plate 11 horizontally. During the rotation of the worm, the second connecting shaft 12 is driven to rotate by the first worm wheel. The rotation of the second connecting shaft 12 drives the second worm wheel to rotate, and then drives the third connecting shaft 13 to rotate through the second worm. In order to improve the stability of the third connecting shaft 13, the free end of the third connecting shaft 13 is rotatably arranged on the side wall of the groove, and the other end of the third connecting shaft 13 passes through the side wall of the groove to the second adjusting plate 15 Turn the connection. The rotation of the third connecting shaft 13 drives the second rack to move up and down through the second gear to drive the second adjustment plate to move up and down. In this embodiment, the second regulating plate 15 is also provided with a second elongated second through hole 20 along its height direction, and the second rack 22 is arranged in the elongated second through hole 20 along the height direction. In order to improve the stability of the up and down movement of the second regulating plate 15 , a slideway is provided on the outer side wall of the first frame body 1 , and the second regulating plate 15 is slidably connected to the slideway through the slider 14 .

In order to improve the stability of the lifting device structure, the steel structure construction frame also includes a limit device, the limit device includes a rotating plate 7 fixedly connected to the end of the first connecting shaft 6 exposed outside the first through hole, a rotating plate 7 arranged on the rotating plate 7, the guide rod 8 penetrated in the round hole, the spring 10 sleeved on the guide rod 8, the pull plate 9 set on the end side of the guide rod 8 away from the groove, and the first frame A limit hole provided on the side wall of the body 1 and corresponding to the guide rod 8 . In this embodiment, a plurality of circular holes are provided on the rotating plate 7 , and each circular hole is provided with a guide rod 8 , and the spring 10 on the guide rod 8 is limited between the pulling plate and the rotating plate 7 . When the spring is in a state of natural extension, the guide rod is clamped in the limiting hole on the first frame body 1 .

When the steel structure construction frame of this embodiment is applied, when the steel structure construction frame is used on different uneven ground, the first frame body 1 is moved, and the pulling plate 9 is pulled, and the pulling plate 9 drives the guide rod 8 and the guide rod 8 Separate from the limit hole, then rotate the rotating plate 7, the rotating plate 7 drives the first connecting shaft 6 to rotate, the first connecting shaft 6 drives the first gear to rotate, and the meshing transmission between the first gear and the first rack drives the first connecting shaft 6 to rotate. An adjustment plate 5 moves, the first adjustment plate 5 drives the support base 16 to move, adjusts the distance that the support base 16 extends so that the support base 16 contacts the ground for support, while the first connecting shaft 6 drives the first worm 17 to move Rotation, the first worm 17 meshes with the first worm wheel and drives the second worm wheel 19 to rotate, the second worm wheel 19 and the second worm 18 rotate to drive the third connecting shaft 13 to rotate, and the third connecting shaft 13 drives the second gear 21 Rotate to move the second adjustment plate 15 to increase the stability of the support base 16, and finally release the pull plate 9. Under the elastic force of the spring 10, the guide rod 8 is limited in the limit hole, thereby lifting and lowering. The device is also defined, ensuring the stability of the structure.

The above are only preferred embodiments of the present invention, and are not intended to limit the embodiments and protection scope of the present invention. Those skilled in the art should be aware of the equivalent replacements and obvious changes made by using the contents of the description of the present invention. The obtained solutions should all be included in the protection scope of the present invention.

Claims (7)

1. A steel structure construction frame, characterized in that it comprises a plurality of first frame bodies, a plurality of second frame bodies and an adjusting device arranged at the end of the first frame body; wherein, The first frame body is provided with a groove on the end face of one end thereof, and a plurality of first frame bodies are arranged in parallel and at intervals; The second frame body, a plurality of first frame bodies are connected through the second frame body; The adjusting device includes a first adjusting plate slidably arranged on two opposite side walls of the first groove, a lifting device for adjusting the lifting and lowering of the first adjusting plate, and a first adjusting plate is provided along the height direction on the first adjusting plate The lifting device includes a first connecting shaft with one end extending into the groove and passing through the first through hole and then being rotated and arranged on the side wall of the groove, a first gear sleeved on the first connecting shaft, a first rack that is arranged on the side wall of the first through hole in the height direction and meshes with the first gear; When the first connecting shaft is rotated, the first connecting shaft rotates and then drives the first gear to rotate on the first rack so that the first adjusting plate connected with the first rack moves up and down. 2 . The steel structure construction frame according to claim 1 , wherein the adjusting device further comprises a second adjusting plate connected with the lifting device, and a second adjusting plate is provided along the height direction on the second adjusting plate. 3 . Through holes, the lifting device further includes a first worm screw sleeved on the first connecting shaft by tight fitting, a first worm wheel meshing with the first worm screw, and a second worm wheel set on the first worm gear by tight fitting A connecting shaft, a second worm gear sleeved on the top of the second connecting shaft, a second worm gear meshed with the second worm gear, a third connecting shaft connected with the second worm through a tight fit, and a third connecting shaft sleeved on the third connecting shaft The second gear meshes with the second gear and is disposed on the second rack of the second adjusting plate in the height direction. 3 . The steel structure construction frame according to claim 2 , wherein a slideway is further provided on the side wall of the first frame body, and the second adjusting plate is slidably connected in the slideway through a slider. 4 . 4 . The steel structure construction frame according to claim 3 , wherein the adjusting device further comprises a support seat vertically connected to the end of the first adjusting plate protruding out of the groove, and when the lifting device drives the After the second adjusting plate is lowered to a certain distance, the second adjusting plate is pressed against the supporting seat. 5 . The steel structure construction frame according to claim 1 , further comprising a limiting device connected with the first connecting shaft, and the limiting device comprises a fixing device with one end of the first connecting shaft exposed outside the first through hole. 6 . A connected rotating plate, a hole arranged on the rotating plate, a guide rod pierced through the hole, a spring sleeved on the guide rod, a pull plate arranged at one end of the guide rod away from the groove, and a first frame A limit hole provided on the side wall of the body and corresponding to the guide rod, wherein the spring is limited between the rotating plate and the pull plate. When the spring is in a natural extension state, the guide rod is clamped in the limit hole. 6. The steel structure construction frame according to claim 1, characterized in that, on the inner wall of the groove, two opposite side walls are provided with chute along its height direction, and the two sides of the first regulating plate are respectively slid by sliding plates. connected to the corresponding chute. 7. The steel structure construction frame according to claim 2, wherein a fixing plate is horizontally arranged on the side wall of the groove, one end of the second connecting shaft is rotatably arranged on the fixing plate, and the second connecting shaft is rotatably arranged on the fixing plate. The other end is rotatably disposed on the bottom surface of the groove.

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