Support lifting platform for steel structure bolt connection

Abstract

The utility model relates to the technical field of support lifting tables, and discloses a support lifting table for steel structure bolt connection, a lifting mechanism is fixedly connected to the top of a base, a protective fence is fixedly connected to the top of a platform, and protective mechanisms are arranged on the protective fence and a supporting plate; the protection mechanism comprises a stabilizing assembly and a pushing assembly, the stabilizing assembly comprises a U-shaped groove, the top of an electric push rod is fixedly connected with a connecting base, the bottom of a connecting plate is fixedly connected with the top of a U-shaped protection plate, and the bottom of the connecting plate is fixedly connected with a pushing plate. According to the support lifting platform for steel structure bolt connection, the protection mechanism and the U-shaped protection plate are moved out of the U-shaped groove, so that a protective fence and the U-shaped protection plate can be conveniently adjusted to form a new height according to the height of an operator, and the operator can be safely protected after standing on a platform; and the platform can be firmer and cannot be fractured by utilizing a triangular stabilization principle.

Description

Technical Field

[0001] The utility model relates to the technical field of bracket lifting platforms, in particular to a bracket lifting platform for bolt connection of steel structures. Background Technique

[0002] A steel structure is a building structure system composed of steel materials. It usually includes components such as beams, columns, and trusses made of section steel and steel plates. These components are connected by welding, bolts, or rivets. When connecting steel structures, a lifting platform is needed to drive operators to lift and operate at different heights.

[0003] According to a bracket lifting platform for bolt connection of steel structures with the publication number CN213439494U, which includes a lifting platform and a supporting mechanism. The supporting mechanism is installed at the upper end of the lifting platform. When the lifting platform rises to a certain height, by pulling the pulling block, the supporting feet are separated from the shell and, after rotation, vertically support at the bottom of the lifting platform.

[0004] Regarding the above description content, the applicant believes that the following problems exist:

[0005] During the use process, when an operator stands on the platform of this device, due to being hollow on all four sides, when the operator is driven to a high place, once the operator steps on the air or stands unsteadily, it is very likely to fall from a high place, posing a safety hazard. Content of the Utility Model

[0006] The purpose of the utility model is to provide a bracket lifting platform for bolt connection of steel structures to solve the problems raised in the above background technique.

[0007] To achieve the above purpose, the utility model provides the following technical solution: A bracket lifting platform for bolt connection of steel structures, including a platform and a base. Both the front and rear ends on the right side of the platform are fixedly connected with support plates. The top of the base is fixedly connected with a lifting mechanism. The top of the platform is fixedly connected with a guardrail. A protection mechanism is arranged on both the guardrail and the support plate;

[0008] The protection mechanism includes a stabilizing component and a pushing component. The pushing component is arranged on the right side of the stabilizing component;

[0009] The stabilizing component includes a U-shaped groove which is opened at the top of the guardrail. The left side and the top of the U-shaped groove are both open. A U-shaped protection plate is inserted into the U-shaped groove. An electric push rod is fixedly connected to the top of the platform. Long plates are fixedly connected to the centers of the front and rear sides of the guardrail. T-shaped grooves are opened on both the left and right sides of the long plates. A connecting seat is fixedly connected to the top of the electric push rod. Connecting plates are fixedly connected to both the left and right sides of the connecting seat. The bottom of the connecting plate is fixedly connected to the top of the U-shaped protection plate. A pushing plate is fixedly connected to the bottom of the connecting plate. A T-shaped block is fixedly connected to the side of the pushing plate close to the long plate. The surface of the T-shaped block is slidably connected to the inside of the T-shaped groove.

[0010] Preferably, the number of the electric push rods is two, and both of the two electric push rods are arranged inside the guardrail.

[0011] Preferably, the number of the pushing plates is four and they are grouped in pairs. The pushing plates are all arranged on the front and rear sides of the guardrail to adjust the new height formed by the guardrail and the U-shaped protection plate, so as to facilitate the safety protection for the operator after standing on the platform.

[0012] Preferably, the pushing component includes a limiting plate which is fixedly connected to the front and rear ends on the right side of the guardrail. A long rod is fixedly connected between the two limiting plates. Sliding plates are slidably connected to the front and rear surfaces of the long rod. An inclined plate is fixedly connected to the right side of the sliding plate. A fixing plate is fixedly connected to the side of the inclined plate close to the support plate. A square block is fixedly connected to the other side of the fixing plate. A square groove is opened inside the support plate. Bolts are threadedly connected to both the square block and the inside of the support plate.

[0013] Preferably, both the front and rear sides of the square groove are open. The square block is inserted into the square groove. When the square block is inserted into the square groove, the triangular stability principle can be utilized to make the platform more firm when the platform is driven by an external force to rise and fall after the operator stands on the platform, and the platform will not break.

[0014] Preferably, the lifting mechanism includes a motor which is fixedly connected to the center of the top of the base. A threaded rod is fixedly connected to the top of the motor. The top of the threaded rod is rotatably connected to a top plate. A sliding rod is fixedly connected between the top plate and the base. A moving block is fixedly connected to the right side of the support plate. The inside of the moving block is slidably connected to the surface of the sliding rod. A moving seat is fixedly connected between the front and rear moving blocks. The inside of the moving seat is threadedly connected to the surface of the threaded rod.

[0015] Preferably, the number of the sliding rods is two, and both of the two motors are arranged on the front and rear sides of the threaded rod.

[0016] Compared with the prior art, the utility model provides a bracket lifting platform for bolt connection of steel structures, which has the following beneficial effects:

[0017] 1. For the bracket lifting platform for bolt connection of steel structure, through the protection mechanism, the electric push rod drives the connecting seat to move, the connecting seat drives the connecting plate to move, and at the same time the connecting plate drives the U-shaped protection plate to move out of the U-shaped groove, which is convenient to adjust the new height composed of the protective fence and the U-shaped protection plate according to the height of the operator. After the operator stands on the platform, safety protection can be obtained. The sliding plate drives the inclined plate to move, the inclined plate drives the fixed plate, and the fixed plate drives the square block to be inserted into the square groove. Using the principle of triangular stability, when the operator stands on the platform and the platform is driven by an external force to lift or lower, the platform is more firm and will not break.

[0018] 2. For the bracket lifting platform for bolt connection of steel structure, through the lifting mechanism, when the motor starts to drive the threaded rod to rotate, when the moving seat moves on the surface of the threaded rod, the moving seat can drive the moving block to slide on the surface of the sliding rod, and at the same time the moving block can also drive the support plate to move, so that the platform can be lifted or lowered, which is convenient for the operator to work. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings:

[0020] Figure 1 It is a three-dimensional view of the overall structure of the present invention;

[0021] Figure 2 It is a schematic structural diagram of the stabilizing component;

[0022] Figure 3 For Figure 2 a partial structural schematic diagram intercepted from

[0023] Figure 4 It is a schematic structural diagram of the pushing component;

[0024] Figure 5 For Figure 4 an enlarged structural schematic diagram at A in

[0025] Figure 6 It is a schematic structural diagram of the lifting mechanism.

[0026] In the figure: 1, platform; 2, base; 3, support plate; 4, lifting mechanism; 41, moving block; 42, motor; 43, moving seat; 44, sliding rod; 45, top plate; 46, threaded rod; 5, protection mechanism; 51, stabilizing component; 511, electric push rod; 512, U-shaped groove; 513, U-shaped protection plate; 514, connecting plate; 515, connecting seat; 516, T-shaped groove; 517, long plate; 518, T-shaped block; 519, pushing plate; 52, pushing component; 521, limiting plate; 522, bolt; 523, square block; 524, square groove; 525, fixing plate; 526, inclined plate; 527, long rod; 528, sliding plate; 6, guardrail. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in 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 efforts shall fall within the protection scope of the present invention.

[0028] In the present invention, unless otherwise clearly defined and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0029] The present invention provides the following technical solutions:

[0030] Embodiment 1

[0031] Combined with Figures 1 to 5 , a bracket lifting platform for bolt connection of steel structures includes a platform 1 and a base 2. Both the front and rear ends on the right side of the platform 1 are fixedly connected with support plates 3. The top of the base 2 is fixedly connected with a lifting mechanism 4. The top of the platform 1 is fixedly connected with a guardrail 6. A protection mechanism 5 is provided on both the guardrail 6 and the support plate 3;

[0032] The protection mechanism 5 includes a stabilizing component 51 and a pushing component 52. The pushing component 52 is arranged on the right side of the stabilizing component 51;

[0033] The stable component 51 includes a U-shaped groove 512 which is opened at the top of the guardrail 6. The left side and the top of the U-shaped groove 512 are both open. A U-shaped guard plate 513 is inserted into the U-shaped groove 512. An electric push rod 511 is fixedly connected to the top of the platform 1. Long plates 517 are fixedly connected to the centers of the front and rear sides of the guardrail 6. T-shaped grooves 516 are opened on both the left and right sides of the long plates 517. A connecting seat 515 is fixedly connected to the top of the electric push rod 511. Connecting plates 514 are fixedly connected to both the left and right sides of the connecting seat 515. The bottom of the connecting plate 514 is fixedly connected to the top of the U-shaped guard plate 513. A pushing plate 519 is fixedly connected to the bottom of the connecting plate 514. A T-shaped block 518 is fixedly connected to the side of the pushing plate 519 close to the long plate 517. The surface of the T-shaped block 518 is slidably connected to the inside of the T-shaped groove 516;

[0034] There are two electric push rods 511, and both of the two electric push rods 511 are arranged inside the guardrail 6. The number of the pushing plates 519 is four and they are grouped in pairs, and the pushing plates 519 are arranged on the front and rear sides of the guardrail 6;

[0035] The pushing component 52 includes a limiting plate 521 which is fixedly connected to the front and rear ends of the right side of the guardrail 6. A long rod 527 is fixedly connected between the two limiting plates 521. Slide plates 528 are slidably connected to the front and rear surfaces of the long rod 527. An inclined plate 526 is fixedly connected to the right side of the slide plate 528. A fixing plate 525 is fixedly connected to the side of the inclined plate 526 close to the support plate 3. A square block 523 is fixedly connected to the other side of the fixing plate 525. A square groove 524 is opened inside the support plate 3. Bolts 522 are threadedly connected to both the square block 523 and the inside of the support plate 3. The front and rear sides of the square groove 524 are both open, and the surface of the square block 523 is inserted into the inside of the square groove 524.

[0036] Furthermore, the electric push rod 511 drives the connecting seat 515 to move, the connecting seat 515 drives the connecting plate 514 to move, and at the same time the connecting plate 514 drives the U-shaped guard plate 513 to move out of the U-shaped groove 512, which is convenient for adjusting the new height formed by the guardrail 6 and the U-shaped guard plate 513 according to the height of the operator, so as to obtain safety protection after the operator stands on the platform 1. The slide plate 528 drives the inclined plate 526 to move, the inclined plate 526 drives the fixing plate 525, and the fixing plate 525 drives the square block 523 to be inserted into the square groove 524. The triangular stability principle can be used to make the platform 1 more firm when the platform 1 is driven by an external force to rise and fall after the operator stands on the platform 1, and the platform 1 will not break.

[0037] Embodiment 2

[0038] Refer to Figures 1 - 6, and on the basis of the first embodiment, it is further obtained that the lifting mechanism 4 includes a motor 42, the motor 42 is fixedly connected to the center of the top of the base 2, a threaded rod 46 is fixedly connected to the top of the motor 42, the top of the threaded rod 46 is rotatably connected to a top plate 45, a slide rod 44 is fixedly connected between the top plate 45 and the base 2, a moving block 41 is fixedly connected to the right side of the support plate 3, the inside of the moving block 41 is slidably connected to the surface of the slide rod 44, a moving seat 43 is fixedly connected between the front and rear moving blocks 41, the inside of the moving seat 43 is threadedly connected to the surface of the threaded rod 46, the number of slide rods 44 is two, and both motors 42 are arranged on the front and rear sides of the threaded rod 46.

[0039] Furthermore, when the motor 42 is started to drive the threaded rod 46 to rotate, when the moving seat 43 moves on the surface of the threaded rod 46, the moving seat 43 can drive the moving block 41 to slide on the surface of the slide rod 44, and at the same time the moving block 41 can also drive the support plate 3 to move, so that the platform 1 can be lifted, facilitating the operation of the operator.

[0040] In the actual operation process, when this device is used, after the operator stands on the platform 1, by starting the electric push rod 511, the electric push rod 511 drives the connecting seat 515 to move, the connecting seat 515 drives the connecting plate 514 to move, and at the same time the connecting plate 514 drives the U-shaped protection plate 513 to move out of the U-shaped groove 512. At the same time, the connecting plate 514 can drive the pushing plate 519 to move, and at the same time the pushing plate 519 drives the T-shaped block 518 to slide in the T-shaped groove 516, facilitating the adjustment of the new height formed by the guardrail 6 and the U-shaped protection plate 513 according to the height of the operator, so as to obtain safety protection after the operator stands on the platform 1;

[0041] When the sliding plate 528 is slid on the long rod 527 until the sliding plate 528 drives the inclined plate 526 to move, the inclined plate 526 drives the fixed plate 525, and the fixed plate 525 drives the square block 523 to be inserted into the square groove 524, and the square block 523 and the support plate 3 are threadedly fixed through the bolt 522. Then, by using the principle of triangular stability, when the platform 1 is driven by an external force to lift after the operator stands on the platform 1, the platform 1 is more firm and will not break;

[0042] When the motor 42 is started to drive the threaded rod 46 to rotate, when the moving seat 43 moves on the surface of the threaded rod 46, the moving seat 43 can drive the moving block 41 to slide on the surface of the slide rod 44, and at the same time the moving block 41 can also drive the support plate 3 to move, so that the platform 1 can be lifted, facilitating the operation of the operator.

[0043] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent in such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the said element.

Claims

1. A support lifting platform for bolt connection of steel structure, comprising a platform (1) and a base (2), characterized in that: The front and rear ends of the right side of the platform (1) are both fixedly connected to support plates (3), the top of the base (2) is fixedly connected to a lifting mechanism (4), the top of the platform (1) is fixedly connected to a guardrail (6), and the guardrail (6) and the support plate (3) are both provided with a protective mechanism (5); The protection mechanism (5) comprises a stabilizing component (51) and a pushing component (52), wherein the pushing component (52) is arranged on the right side of the stabilizing component (51); The stabilizing component (51) comprises a U-shaped groove (512), the U-shaped groove (512) is opened at the top of the guardrail (6), the left side and the top of the U-shaped groove (512) are both set as openings, a U-shaped protective plate (513) is inserted into the U-shaped groove (512), an electric push rod (511) is fixedly connected to the top of the platform (1), a long plate (517) is fixedly connected at the center of the front and rear sides of the guardrail (6), and the long plate (517) is opened on the left and right sides. The top of the movable push rod (511) is fixedly connected to a connecting seat (515), the left and right sides of the connecting seat (515) are fixedly connected to connecting plates (514), the bottom of the connecting plate (514) is fixedly connected to the top of the U-shaped protective plate (513), the bottom of the connecting plate (514) is fixedly connected to a pushing plate (519), the pushing plate (519) is fixedly connected to a T-shaped block (518) on one side close to the long plate (517), and the surface of the T-shaped block (518) is slidably connected to the inside of the T-shaped slot (516).

2. A steel structure bolt connection support lifting platform according to claim 1, characterized in that: There are two electric push rods (511), and both of the two electric push rods (511) are arranged inside the guardrail (6).

3. The steel structure bolt connection support lifting platform according to claim 1, characterized in that: The number of the push plates (519) is four and they form a group of two each. The push plates (519) are arranged on both the front and rear sides of the guardrail (6).

4. The steel structure bolt connection support lifting platform according to claim 1, characterized in that: The pushing assembly (52) comprises a limit plate (521), the limit plate (521) being fixedly connected to the front and rear ends of the right side of the guardrail (6), a long rod (527) being fixedly connected between the two limit plates (521), a slide plate (528) being slidably connected to the front and rear surfaces of the long rod (527), an inclined plate (526) being fixedly connected to the right side of the slide plate (528), a fixed plate (525) being fixedly connected to the side of the inclined plate (526) close to the support plate (3), a square block (523) being fixedly connected to the other side of the fixed plate (525), a square groove (524) being provided inside the support plate (3), and bolts (522) being threadedly connected to the inside of the square block (523) and the support plate (3).

5. A steel structure bolt connection support lifting platform according to claim 4, characterized in that: Both the front and rear sides of the square groove (524) are arranged to be open, and the surface of the square block (523) and the interior of the square groove (524) are plugged into each other.

6. The steel structure bolt connection support lifting platform according to claim 1, characterized in that: The lifting mechanism (4) comprises a motor (42), the motor (42) being fixedly connected to the top center of the base (2), the top of the motor (42) being fixedly connected to a threaded rod (46), the top of the threaded rod (46) being rotatably connected to a top plate (45), a sliding rod (44) being fixedly connected between the top plate (45) and the base (2), a moving block (41) being fixedly connected to the right side of the support plate (3), the interior of the moving block (41) being slidably connected to the surface of the sliding rod (44), a moving seat (43) being fixedly connected between the front and rear moving blocks (41), the interior of the moving seat (43) being threadably connected to the surface of the threaded rod (46).

7. A steel structure bolt connection support lifting platform according to claim 6, characterized in that: There are two sliding rods (44), and the two motors (42) are arranged on the front and rear sides of the threaded rod (46).

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