Steel structure supporting frame

Abstract

The utility model discloses a steel structure supporting frame, and relates to the technical field of steel structure buildings. The number of the universal wheels is four, and the universal wheels are installed at the bottom of the chassis in an annular array mode. The telescopic supporting piece is fixed to the top of the chassis and supports the steel structure in a telescopic mode. The driving device is installed in the telescopic supporting piece and drives the telescopic supporting piece to stretch out and draw back; the supporting leg assembly is installed on the outer side of the telescopic supporting piece and can rotate to the position below the universal wheels to make contact with the lowest positions of the universal wheels; through the arrangement of the pull rope, the supporting leg assembly can be driven to relieve limitation on the driving device when the supporting leg assembly supports, the telescopic supporting piece can be adjusted in a telescopic mode, the driving device is limited when the supporting leg assembly is folded, and the situation that the telescopic supporting piece stretches out and draws back under the influence of external force, and storage and carrying of the device are affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure buildings, in particular to a steel structure support frame. Background Art

[0002] Steel structure building is a new type of building system, which breaks down the industry boundaries between the real estate industry, construction industry and metallurgical industry, and integrates them into a new industrial system. This is the steel structure building system that is generally favored by industry insiders.

[0003] During the construction process, support frames are needed to temporarily support the prefabricated steel panels to ensure the rapid solidification of concrete.

[0004] The existing support frame is large in size and very inconvenient to move. It is usually equipped with universal wheels for movement, but the universal wheels are prone to sliding, affecting stability. It needs to be supported by a rotating arm to separate the universal wheels from the ground, causing the weight of the entire steel structure to act on the rotating arm. It is easy to break under long-term support, affecting its service life. Utility Model Content

[0005] The utility model provides a steel structure support frame to solve the problem that the support frame in the prior art is large in size and very inconvenient to move. Usually, universal wheels are arranged for movement, but the universal wheels are prone to sliding, affecting stability. Support is required through a rotating arm to separate the universal wheels from the ground, causing the weight of the entire steel structure to act on the rotating arm, which is prone to breakage under long-term support, affecting the service life.

[0006] The technical problem solved by the utility model is achieved by the following technical solutions:

[0007] A steel structure support frame, comprising:

[0008] Chassis;

[0009] Universal wheels, four of which are arranged in a circular array and installed at the bottom of the chassis;

[0010] A telescopic support member, which is fixed on the top of the chassis and supports the steel structure by telescoping;

[0011] A driving device, the driving device is installed inside the telescopic support member and drives the telescopic support member to extend and retract;

[0012] A support foot assembly, which is mounted on the outside of the telescopic support member and can be rotated to the bottom of the universal wheel to contact the lowest point of the universal wheel;

[0013] A positioning device, which is slidably mounted inside the telescopic support and limits the rotation of the driving device;

[0014] A pull rope, both ends of which are respectively connected to the positioning device and the support leg assembly, forming a structure for pulling the positioning device to rise and fall when the support leg assembly rotates.

[0015] Optionally, the telescopic support member includes:

[0016] A bottom column, the bottom column being detachably fixed to the top of the chassis;

[0017] A plug-in slot, the plug-in slot is provided inside the bottom column;

[0018] A threaded column, which is screwed into the interior of the insertion slot and is raised and lowered to adjust the height when rotated;

[0019] A top plate is secured to the top of the threaded post.

[0020] Optionally, the plug-in slot consists of a square portion and a cylindrical portion, and a thread is provided on the inner wall of the cylindrical portion, and the top opening of the square portion is connected to the bottom opening of the cylindrical portion.

[0021] Optionally, the driving device comprises:

[0022] A drive motor, wherein the drive motor is detachably fixed on the top of the chassis;

[0023] A rotating shaft, the rotating shaft being mounted at an output end of the driving motor;

[0024] A polygonal plug is fixed on the top of the rotating shaft and inserted upward into the interior of the threaded column to drive the threaded column to rotate.

[0025] Optionally, the support foot assembly includes:

[0026] A fixing sleeve, the fixing sleeve being detachably fixed on the outer side of the base column;

[0027] A supporting arm, wherein a plurality of supporting arms are provided and are hinged to the outside of the fixing sleeve in a circular array and are detachably fixedly connected to the pull rope;

[0028] A positioning seat assembly is hinged at the bottom of the supporting arm.

[0029] Optionally, the positioning seat assembly includes:

[0030] A guide plate, the guide plate being hinged at the bottom of the support arm;

[0031] A guide groove, wherein the guide groove is formed at the bottom of the guide plate;

[0032] A sliding plate, the sliding plate being slidably inserted into the interior of the guide groove;

[0033] A first spring, wherein two ends of the first spring are respectively detachably fixedly connected to the sliding plate and the inner wall of the guide groove;

[0034] A positioning groove is provided on the top of the sliding plate and can be buckled with the universal wheel.

[0035] Optionally, the positioning device includes:

[0036] A lifting plate, which is slidably mounted inside the plug slot and is detachably fixedly connected to the pull rope, and when rising, it cooperates with the polygonal plug post to limit the rotation of the threaded column, and when descending, it cooperates with the rotating shaft to enable the rotating shaft threaded column to rotate normally;

[0037] A second spring, two ends of which are respectively detachably fixedly connected to the chassis and the lifting plate.

[0038] The utility model has the following beneficial effects:

[0039] By setting the pull rope, the supporting foot assembly can be driven to release the restriction on the driving device when the supporting foot assembly is supporting, so that the telescopic support member can be telescopically adjusted, and the driving device can be restricted when the supporting foot assembly is retracted, so as to prevent the telescopic support member from extending and retracting under the influence of external force, which affects the storage and transportation of the device;

[0040] By setting the support foot assembly to pad the bottom of the universal wheel during use, the universal wheel is separated from the ground, preventing the device from moving under the action of external force. At the same time, it ensures that the universal wheel and the telescopic support can support the steel structure normally, avoiding the weight from being completely applied to the support foot assembly, which affects the service life of the support foot assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0042] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0043] Figure 2 This is a schematic diagram of the interior of the bottom column structure of the utility model;

[0044] Figure 3 This is a schematic diagram of the utility model in a folded state;

[0045] Figure 4 This is a schematic diagram of the structure of the support foot assembly of the utility model;

[0046] Figure 5 This is a schematic diagram of the threaded column structure of the utility model.

[0047] In the figure: 100, chassis;

[0048] 200, universal wheel;

[0049] 300, telescopic support member; 310, bottom column; 320, plug-in slot; 330, threaded column; 340, top plate;

[0050] 400, driving device; 410, driving motor; 420, rotating shaft; 430, polygonal plug;

[0051] 500, support foot assembly; 510, fixing sleeve; 520, support arm; 530, positioning seat assembly; 531, guide plate; 532, guide groove; 533, sliding plate; 534, first spring; 535, positioning groove;

[0052] 600, a positioning device; 610, a lifting plate; 620, a second spring;

[0053] 700. Pull rope. DETAILED DESCRIPTION

[0054] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below with reference to specific illustrations.

[0055] Reference Figure 1-5 A steel structure support frame shown includes:

[0056] Chassis 100;

[0057] Universal wheels 200, four of which are arranged in a circular array and installed at the bottom of the chassis 100;

[0058] The telescopic support member 300 is detachably fixed to the top of the chassis 100 and supports the steel structure by telescoping;

[0059] A driving device 400, which is installed inside the telescopic support member 300 and drives the telescopic support member 300 to extend and retract;

[0060] A support foot assembly 500, which is installed on the outside of the telescopic support member 300 and can be rotated to the bottom of the universal wheel 200 to contact the lowest point of the universal wheel 200;

[0061] A positioning device 600, which is slidably mounted inside the telescopic support member 300 and limits the rotation of the driving device 400;

[0062] The pull rope 700 has two ends connected to the positioning device 600 and the support leg assembly 500, respectively, forming a structure that pulls the positioning device 600 up and down when the support leg assembly 500 rotates.

[0063] The pull rope 700 can be set to drive the support leg assembly 500 to release the restriction on the driving device 400 when the support leg assembly 500 is supporting, so that the telescopic support member 300 can be telescopically adjusted, and the driving device 400 is restricted when the support leg assembly 500 is retracted, so as to prevent the telescopic support member 300 from telescoping under the influence of external force, which affects the storage and transportation of the device;

[0064] The support foot assembly 500 is arranged to be placed at the bottom of the universal wheel 200 during use, so that the universal wheel 200 is out of contact with the ground, thereby preventing the device from moving under the action of external force. At the same time, the universal wheel 200 and the telescopic support member 300 can support the steel structure normally, thereby preventing the weight from being fully applied to the support foot assembly 500, thereby affecting the service life of the support foot assembly 500.

[0065] The universal wheel 200 is provided to facilitate the movement of the device and adjust the position of the device.

[0066] In some embodiments of the present invention, referring to Figure 2 and Figure 5 As shown, the telescopic support member 300 includes:

[0067] A bottom column 310, the bottom column 310 is detachably fixed to the top of the chassis 100;

[0068] The plug-in slot 320 is provided inside the bottom column 310;

[0069] A threaded column 330, the threaded column 330 is screwed into the interior of the insertion slot 320 and is raised and lowered to adjust the height when rotating;

[0070] The top plate 340 is fixed on the top of the threaded column 330 .

[0071] The arrangement of the bottom column 310 and the insertion slot 320 provides space for inserting the threaded column 330 and installing the driving device 400;

[0072] The height of the top plate 340 is adjusted by the cooperation of the bottom column 310 and the threaded column 330, so that the top plate 340 can normally support the steel structure prefabricated panel, thereby ensuring the stability of the steel structure prefabricated panel during installation.

[0073] In some embodiments of the present invention, referring to Figure 2As shown, the insertion slot 320 consists of a square portion and a cylindrical portion, and a thread is provided on the inner wall of the cylindrical portion, and the top opening of the square portion is connected to the bottom opening of the cylindrical portion.

[0074] The square portion is provided to limit the rotation of the positioning device 600, so that the positioning device 600 can normally limit the guiding movement of the driving device 400;

[0075] The cylindrical portion is provided to match the threaded column 330 , and the threaded column 330 can be normally raised and lowered to adjust the height when rotating.

[0076] In some embodiments of the present invention, referring to Figure 2 As shown, the driving device 400 includes:

[0077] A driving motor 410, which is detachably fixed to the top of the chassis 100;

[0078] A rotating shaft 420 , which is mounted at an output end of the driving motor 410 ;

[0079] The polygonal plug post 430 is fixed on the top of the rotating shaft 420 and inserted upward into the interior of the threaded column 330 to drive the threaded column 330 to rotate.

[0080] The drive motor 410 is set to drive the rotating shaft 420 and the polygonal plug 430 to rotate after starting;

[0081] The polygonal plug post 430 is matched with the threaded column 330 and drives the threaded column 330 to rotate synchronously when rotating, so that the threaded column 330 rises and falls under the action of the thread.

[0082] In some embodiments of the present invention, referring to Figure 3 and Figure 4 As shown, the support foot assembly 500 includes:

[0083] A fixing sleeve 510, the fixing sleeve 510 is detachably fixed to the outer side of the bottom column 310;

[0084] A supporting arm 520, wherein a plurality of supporting arms 520 are provided and are hinged to the outside of the fixing sleeve 510 in a circular array and are detachably fixedly connected to the pull rope 700;

[0085] The positioning seat assembly 530 is hinged at the bottom of the supporting arm 520 .

[0086] The top of the support arm 520 is positioned by setting the fixing sleeve 510 to prevent the support arm 520 from being lifted or lowered under the action of external force and affecting the support;

[0087] The support arm 520 is provided to support the bottom column 310 and ensure the stability of the bottom column 310 to prevent the bottom column 310 from tilting and falling.

[0088] In some embodiments of the present invention, referring to Figure 3 and Figure 4 As shown, the positioning seat assembly 530 includes:

[0089] A guide plate 531, the guide plate 531 is hinged at the bottom of the support arm 520;

[0090] A guide groove 532, wherein the guide groove 532 is formed at the bottom of the guide plate 531;

[0091] A sliding plate 533, the sliding plate 533 can be slidably inserted into the guide groove 532;

[0092] A first spring 534, two ends of which are detachably fixedly connected to the sliding plate 533 and the inner wall of the guide groove 532;

[0093] The positioning groove 535 is formed on the top of the sliding plate 533 and can be engaged with the universal wheel 200 .

[0094] The contact area with the ground is increased by setting the guide plate 531, and the rotation angle between the guide plate 531 and the support arm 520 is specific, so that the guide plate 531 can be kept in a horizontal state;

[0095] The guide groove 532 is arranged to guide the sliding of the sliding plate 533, thereby preventing the sliding plate 533 from deviating when sliding.

[0096] The first spring 534 is provided to enable the sliding plate 533 to slide and adjust the relative position between the sliding plate 533 and the guide plate 531;

[0097] The positioning groove 535 cooperates with the universal wheel 200 and is sleeved on the outer side of the universal wheel 200 , so that the rotation of the universal wheel 200 will not drive the chassis 100 to move.

[0098] In some embodiments of the present invention, referring to Figure 2 As shown, the positioning device 600 includes:

[0099] The lifting plate 610 is installed inside the plug slot 320 in a manner that it can slide up and down, and is detachably fixedly connected to the pull rope 700. When the lifting plate 610 is lifted, it can limit the rotation of the threaded column 330 with the polygonal plug column 430, and when the lifting plate 610 is lowered, it can cooperate with the rotating shaft 420 to enable the rotating shaft 420 and the threaded column 330 to rotate normally.

[0100] The second spring 620 has two ends which are detachably fixedly connected to the chassis 100 and the lifting plate 610 .

[0101] The lifting plate 610 is matched with the polygonal plug post 430 when it is rising, so that the lifting plate 610 restricts the rotation of the polygonal plug post 430, and the lifting plate 610 is matched with the rotating shaft 420 when it is descending, so that the lifting plate 610 releases the restriction on the polygonal plug post 430;

[0102] The second spring 620 can be provided to drive the lifting plate 610 to rise after the pulling force on the lifting plate 610 disappears, so that the lifting plate 610 can limit the rotation of the polygonal plug post 430 .

[0103] Working method of the utility model:

[0104] When the top plate 340 moves to the designated position, the bottom plate 100 is tilted up, and then the support arm 520 is rotated, so that the support arm 520 drives the guide plate 531 and the sliding plate 533 to contact the ground, and the sliding plate 533 is moved, so that the sliding plate 533 moves to the bottom of the universal wheel 200, and the first spring 534 is stretched, so that the universal wheel 200 corresponds to and engages with the positioning groove 535, so that the universal wheel 200 is separated from the ground;

[0105] When the support arm 520 rotates, the pull rope 700 pulls the lifting plate 610 downward, so that the lifting plate 610 descends from the polygonal plug post 430 to the rotating shaft 420 and squeezes the second spring 620;

[0106] Then, the driving motor 410 is started, so that the driving motor 410 drives the rotating shaft 420 and the polygonal plug column 430 to rotate, so that the polygonal plug column 430 drives the threaded column 330 to rotate, and drives the top plate 340 to rise under the action of the thread, so that the top plate 340 supports the steel structure;

[0107] When folding, the threaded column 330 is lowered to the initial stage, and then the support arm 520 is folded, the pull rope 700 will be loosened, and the second spring 620 will drive the lifting plate 610 to rise, so that the lifting plate 610 rises from the rotating shaft 420 to the polygonal plug column 430, and the polygonal plug column 430 is restricted.

[0108] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A steel structure support frame, characterized in that: include: chassis (100); Universal wheels (200), wherein four universal wheels (200) are provided and installed in a circular array at the bottom of the chassis (100); A telescopic support member (300), wherein the telescopic support member (300) is fixed on the top of the chassis (100) and supports the steel structure by telescoping; A driving device (400), wherein the driving device (400) is installed inside the telescopic support member (300) and drives the telescopic support member (300) to extend and retract; A support foot assembly (500), wherein the support foot assembly (500) is installed on the outside of the telescopic support member (300) and can be rotated to the bottom of the universal wheel (200) to contact the lowest point of the universal wheel (200); A locking device (600), the locking device (600) is installed inside the telescopic support member (300) in a manner that allows it to slide up and down, and limits the rotation of the driving device (400); A pull rope (700), wherein both ends of the pull rope (700) are respectively connected to the locking device (600) and the supporting foot assembly (500), forming a structure for pulling the locking device (600) to rise and fall when the supporting foot assembly (500) rotates.

2. A steel structure support frame according to claim 1, characterized in that: The telescopic support member (300) comprises: A bottom column (310), wherein the bottom column (310) is detachably fixed to the top of the chassis (100); A plug-in slot (320), wherein the plug-in slot (320) is provided inside the base column (310); A threaded column (330), wherein the threaded column (330) is threadedly connected to the interior of the insertion slot (320) and is raised and lowered to adjust the height when rotating; A top plate (340) is fixed on the top of the threaded column (330).

3. A steel structure support frame according to claim 2, characterized in that: The plug-in slot (320) consists of a square portion and a cylindrical portion, and a thread is provided on the inner wall of the cylindrical portion, and the top opening of the square portion is connected to the bottom opening of the cylindrical portion.

4. A steel structure support frame according to claim 1, characterized in that: The driving device (400) comprises: A driving motor (410), wherein the driving motor (410) is detachably fixed on the top of the chassis (100); A rotating shaft (420), wherein the rotating shaft (420) is installed at an output end of the driving motor (410); A polygonal plug post (430) is fixed on the top of the rotating shaft (420) and inserted upward into the interior of the threaded column (330) to drive the threaded column (330) to rotate.

5. A steel structure support frame according to claim 4, characterized in that: The support foot assembly (500) comprises: A fixing sleeve (510), wherein the fixing sleeve (510) is detachably fixed to the outside of the base column (310); A supporting arm (520), wherein a plurality of the supporting arms (520) are provided and are hingedly connected to the outside of the fixing sleeve (510) in a circular array and are detachably fixedly connected to the pull rope (700); A positioning seat assembly (530), wherein the positioning seat assembly (530) is hinged at the bottom of the support arm (520).

6. A steel structure support frame according to claim 5, characterized in that: The positioning seat assembly (530) includes: A guide plate (531), wherein the guide plate (531) is hinged to the bottom of the support arm (520); A guide groove (532), wherein the guide groove (532) is formed at the bottom of the guide plate (531); A sliding plate (533), wherein the sliding plate (533) is slidably inserted into the interior of the guide groove (532); A first spring (534), wherein two ends of the first spring (534) are respectively and detachably fixedly connected to the sliding plate (533) and the inner wall of the guide groove (532); A positioning groove (535) is provided on the top of the sliding plate (533) and can be engaged with the universal wheel (200).

7. The steel structure support frame according to claim 1, characterized in that: The positioning device (600) comprises: A lifting plate (610), the lifting plate (610) is slidably installed inside the plug slot (320) and is detachably fixedly connected to the pull rope (700), and when rising, it cooperates with the polygonal plug post (430) to limit the rotation of the threaded column (330), and when descending, it cooperates with the rotating shaft (420) to enable the rotating shaft (420) and the threaded column (330) to rotate normally; A second spring (620), wherein two ends of the second spring (620) are respectively detachably fixedly connected to the bottom plate (100) and the lifting plate (610).

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