Cover plate structure for cable foundation pit with drag chain system and its cable foundation pit

Abstract

The present invention discloses a cover plate structure for a cable foundation pit with a drag chain system and its cable foundation pit, including an installation strip, a cantilever beam, a large cover plate, a small cover plate and a guide plate bracket; the installation strip is arranged on any lengthwise side at the top of the cable foundation pit; the cantilever beam is arranged on the side surface at the top of the cable foundation pit and is on the same side as the installation strip; the large cover plate is arranged on the cantilever beam, one side edge of the large cover plate is movably connected to the installation strip, and the other side edge of the large cover plate is movably connected to the small cover plate; the guide plate bracket is arranged on the side surface at the top of the cable foundation pit and is on the opposite side of the cantilever beam, and the guide plate bracket is in contact with the small cover plate. The present invention neither affects the walking of intelligent devices and the daily maintenance needs of the drag chain, nor can fill the foundation pit, ensuring the safe crossing of the foundation pit and the full utilization of space.

Description

Technical Field

[0001] The present invention relates to the technical field of equipment supporting installation, and more specifically, to a cover structure for a cable foundation pit with a drag chain system and its cable foundation pit. Background Art

[0002] In the current field of intelligent manufacturing, there are many large intelligent manufacturing equipment such as intelligent welding robots and intelligent assembly robots. The traveling mechanisms of these robots often require a certain length of drag chain to match in the field of large steel structure manufacturing. In order to save space at the beginning of the design of these drag chains, they are often designed in the same cable foundation pit, resulting in a situation where the foundation pit is not only long but also large in depth and width, which affects the cross-walking of operators on both sides of the cable foundation pit, poses certain potential safety hazards, and is not conducive to the full utilization of the manufacturing space. Summary of the Invention

[0003] Aiming at the above-mentioned defects existing in the prior art, the purpose of the present invention is to provide a cover structure for a cable foundation pit with a drag chain system and its cable foundation pit, which neither affects the walking of intelligent equipment and the daily maintenance needs of the drag chain, nor can fill the foundation pit, ensuring the safe crossing of the foundation pit and the full utilization of space.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions:

[0005] On the one hand, a cover structure for a cable foundation pit with a drag chain system includes an installation strip, a cantilever beam, a large cover plate, a small cover plate and a guide plate bracket;

[0006] The installation strip is arranged on any lengthwise side edge at the top of the cable foundation pit;

[0007] The cantilever beam is arranged on the side surface at the top of the cable foundation pit and is on the same side as the installation strip;

[0008] The large cover plate is arranged on the cantilever beam, one side edge of the large cover plate is movably connected to the installation strip, and the other side edge of the large cover plate is movably connected to the small cover plate;

[0009] The guide plate bracket is arranged on the side surface at the top of the cable foundation pit and is on the opposite side of the cantilever beam, and the guide plate bracket contacts the small cover plate.

[0010] Preferably, the installation strip is made of a square pipe.

[0011] Preferably, the square pipe is provided with reinforcing ribs.

[0012] Preferably, the large cover plate includes a large cover plate body and a plurality of reinforcing ribs arranged on the back of the large cover plate body.

[0013] Preferably, the reinforcing rib is an angle steel reinforcing rib.

[0014] Preferably, one side edge of the large cover plate is movably connected to the mounting strip through a hinge, and the other side edge of the large cover plate is movably connected to the small cover plate through a hinge.

[0015] Preferably, there are two small cover plates provided on the other side edge of the large cover plate.

[0016] Preferably, the cantilever beam includes a cantilever beam body and a connecting plate;

[0017] The cantilever beam body is arranged in an L shape, and its long arm end is arranged horizontally;

[0018] There are two connecting plates, which are respectively arranged on both sides of the short arm end of the cantilever beam body;

[0019] Triangular reinforcing plates are provided between the long arm end and the short arm end of the cantilever beam body, and between the short arm end of the cantilever beam body and the connecting plate.

[0020] Preferably, expansion bolts are provided on the connecting plate.

[0021] Preferably, the guide plate support includes a cable support, a guide plate body and a guide reinforcing plate;

[0022] The guide plate body is inclined on the cable support, and an included angle is formed between the guide plate body and the cable support;

[0023] There are two guide reinforcing plates, which are arranged in a triangular shape, and are respectively arranged on both sides of the guide plate body and are arranged in the same direction as the guide plate body.

[0024] On the other hand, a cable foundation pit includes a plurality of the cover plate structures arranged in sequence on the top surface of the cable foundation pit.

[0025] The cover plate structure for a cable foundation pit with a drag chain system and the cable foundation pit provided by the present invention have the following beneficial effects:

[0026] 1) The large cover plate in the cover plate structure of the present invention is connected by a hinge, and the opening and closing state of the cable foundation pit is controlled by flipping, which is convenient for equipment maintenance and repair;

[0027] 2) The small cover plate in the cover plate structure of the present invention is connected to the large cover plate by a hinge. Two small cover plates are connected to one large cover plate. The segmented design reduces the self-weight of a single small cover plate, which is convenient for the opening and closing functions and achieves the effect of eliminating potential safety hazards;

[0028] 3) In the cover plate structure of the present invention, the cantilever beam supports the entire large and small cover plates and their loads, assists in the support installation and fixation of the large and small cover plate flipping equipment, and ensures that the space of the cable foundation pit below the cantilever beam is unobstructed for the equipment mechanism;

[0029] 4) In the cover plate structure of the present invention, the guide plate bracket combines with the small cover plate, the corbel and the equipment operating conditions, designs the guide reinforcement plate as a triangle, forms the external shape cross-sectional dimension of two-way guidance, and provides kinetic energy for the opening and closing of the small cover plate;

[0030] 5) In the cover plate structure of the present invention, the guide plate bracket accurately calculates parameters such as the installation position, angle and inclination of the guide plate according to physical parameters such as the installation position, external shape size, hinge position and self-weight of the small cover plate, so as to realize the automatic opening and closing function of the small cover plate, and meet the requirements of no noise and keeping the foundation pit in a normally closed state;

[0031] 6) The cover plate structure of the present invention can achieve seamless docking on both sides of the cable foundation pit, increase the operation area, and eliminate potential safety hazards at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 is a schematic structural diagram of the cover plate structure of the present invention;

[0033] Figure 2 is a schematic structural diagram of the large cover plate and the small cover plate in the cover plate structure of the present invention;

[0034] Figure 3 is a schematic structural diagram of the cantilever beam in the cover plate structure of the present invention;

[0035] Figure 4 is a schematic structural diagram of the guide plate bracket in the cover plate structure of the present invention;

[0036] Figure 5 is a schematic diagram of installing the installation strip and the cantilever beam on the cable foundation pit of the present invention;

[0037] Figure 6 is a schematic diagram of installing the guide plate bracket on the cable foundation pit of the present invention;

[0038] Figure 7 is a schematic diagram of installing the large cover plate and the small cover plate on the cable foundation pit of the present invention;

[0039] Figure 8 is a schematic diagram of the state of automatic opening and closing of the small cover plate in the cover plate structure of the present invention, Figure 8 where (a) to (c) are schematic diagrams of different positions during the walking process of the guide plate bracket in the cover plate structure of the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0040] The technical solution of the present invention will be further described below in conjunction with the drawings and embodiments.

[0041] Please refer to Figure 1 As shown, a cover plate structure for a cable foundation pit with a drag chain system provided by the present invention includes a mounting strip 1, a cantilever beam 2, a large cover plate 3, a small cover plate 4, and a guide plate bracket 5.

[0042] The mounting strip 1 is provided on any lengthwise side at the top of the cable foundation pit 100. The mounting strip 1 is made of a square tube, and the square tube is provided with reinforcing ribs.

[0043] The cantilever beam 2 is provided on the side surface at the top of the cable foundation pit 100 and is located on the same side as the mounting strip 1, and its height position is slightly lower than that of the mounting strip 1.

[0044] The large cover plate 3 is provided on the cantilever beam 2. One side of the large cover plate 3 is movably connected to the mounting strip 1 through a hinge, and the other side of the large cover plate 3 is movably connected to the small cover plate 4 through a hinge 6.

[0045] The guide plate bracket 5 is provided on the side surface at the top of the cable foundation pit 100 and is located on the opposite side of the cantilever beam 2. It can move along the lengthwise side at the top of the cable foundation pit 100, and the guide plate bracket 5 contacts the small cover plate 4.

[0046] Please refer to Figure 2 As shown, the large cover plate 3 includes a large cover plate body 301 and a plurality of reinforcing ribs 302 provided on the back of the large cover plate body 301.

[0047] The reinforcing ribs 302 are made of angle steel reinforcing ribs.

[0048] Two small cover plates 4 are arranged on one large cover plate 3.

[0049] The function of the large cover plate 3 is to realize the flipping of the small cover plate 4 when the cable is moving and the flipping function of the large cover plate body 301 when the cable drag chain is maintained, and the flipping of the small cover plate 4 does not affect the operation platform above the cable foundation pit 100.

[0050] Please refer to Figure 3 As shown, the cantilever beam 2 includes a cantilever beam body 201 and a connecting plate 202.

[0051] The cantilever beam body 201 is made of an L-shaped square tube, and its long arm end is horizontally arranged.

[0052] There are 2 connecting plates 202, which are respectively arranged on both sides of the short arm end of the cantilever beam body 201.

[0053] Triangular reinforcing plates 203 are provided between the long arm end and the short arm end of the cantilever beam body 201, and between the short arm end of the cantilever beam body 201 and the connecting plate 202.

[0054] Each of the connecting plates 202 is equipped with 2 expansion bolts 204.

[0055] The function of the cantilever beam 2 is to assist in the support, installation and fixation of the large cover plate 3 and the small cover plate 4.

[0056] Please combine Figure 4 As shown, the guide plate bracket 5 includes a cable bracket 501 , a guide plate body 502 and a guide reinforcement plate 503 .

[0057] The cable support 501 is configured as a multi-bend groove, so that it can be hung on the side of the top length direction of the cable foundation pit 100 and move along the side.

[0058] The guide plate body 502 is tilted (tilted upward) on the cable bracket 501 , so that a certain angle is formed between the guide plate body 502 and the cable bracket 501 .

[0059] There are two guide reinforcing plates 503 , which are arranged in a triangular shape and are disposed on both sides of the guide plate body 502 , and are arranged at the same inclination angle as the guide plate body 502 .

[0060] The function of the guide plate bracket 5 is to assist in realizing the automatic opening and closing function of the flip small cover plate 4 .

[0061] Please combine Figures 5 to 8 As shown, the present invention also provides a cable foundation pit, comprising a plurality of sequentially arranged cover plate structures laid on the top surface of the cable foundation pit, and the specific installation is as follows:

[0062] 1. Selection of the cover plate structure of the present invention:

[0063] The cover plate structure of the present invention is selected according to the physical size of the cable pit where the traveling mechanism of the intelligent welding and assembly equipment is located, the equipment operating conditions, the current operating conditions, and the operating requirements.

[0064] 2. Specific installation steps of the cover plate structure of the present invention:

[0065] 1) Install the cantilever beam 2 on the wall of the cable pit 100 on the side other than the cable support, and fasten it to the wall with expansion bolts 204. Use the mounting strip 1 to fix and strengthen the top of the wall. Figure 5 As shown;

[0066] 2) Install the guide plate bracket 5, determine the required flip angle of the small cover plate 4 according to the height of the walking mechanism operating platform, thereby determining the inclination angle of the guide plate body 502 and the guide reinforcement plate 503, and perform welding and installation, such as Figure 6 As shown;

[0067] 3) Install the large cover plate 3 on the cantilever beam 2 and connect it to the mounting strip 1 through a hinge. Then install the small cover plate 4 on the large cover plate 3 and connect them through the hinge 6. Pay attention to the coaxiality of the hinge 6 during installation to ensure that it can be turned flexibly.Figure 7 as shown

[0068] 4) When the cable support 501 is moving, the small cover plate 4 realizes automatic flipping and closing through the jacking and lowering effects of the triangular shape of the guiding and strengthening plate 503, so that the cable foundation pit 100 is always in a normally closed state requirement, as Figure 8 shown

[0069] Those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, rather than to limit the present invention. As long as within the scope of the spirit of the present invention, changes and modifications to the above-described embodiments will fall within the scope of the claims of the present invention.

Claims

1. A cover plate structure for a cable foundation pit with a drag chain system, characterized in that: It includes an installation bar, a cantilever beam, a large cover plate, a small cover plate and a guide plate bracket; The installation bar is arranged on any lengthwise side at the top of the cable pit; The cantilever beam is arranged on the side surface at the top of the cable pit and on the same side as the installation bar; The large cover plate is arranged on the cantilever beam. One side of the large cover plate is movably connected to the installation bar, and the other side of the large cover plate is movably connected to the small cover plate; The guide plate bracket is arranged on the side surface at the top of the cable pit and on the opposite side of the cantilever beam. The guide plate bracket contacts the small cover plate; The large cover plate includes a large cover plate body and a plurality of reinforcing ribs arranged on the back surface of the large cover plate body; One side of the large cover plate is movably connected to the installation bar through a hinge, and the other side of the large cover plate is movably connected to the small cover plate through a hinge. There are 2 small cover plates on the other side of the large cover plate; The cantilever beam includes a cantilever beam body and a connecting plate; The cantilever beam body is set in an L shape, and its long arm end is horizontally arranged; There are 2 connecting plates, which are respectively arranged on both sides of the short arm end of the cantilever beam body; Triangle reinforcing plates are arranged between the long arm end and the short arm end of the cantilever beam body, and between the short arm end of the cantilever beam body and the connecting plate; 2. The cover structure for a cable foundation pit with a drag chain system according to claim 1, characterized in that: The installation bar is made of a square tube; 3. The cover plate structure for a cable foundation pit with a drag chain system according to claim 2, characterized in that: Reinforcing ribs are arranged on the square tube; 4. The cover plate structure for a cable foundation pit with a drag chain system according to claim 1, characterized in that: The reinforcing ribs are made of angle steel reinforcing ribs; 5. The cover structure for a cable foundation pit with a drag chain system according to claim 1, characterized in that: Expansion bolts are equipped on the connecting plate; 6. The cover structure for a cable foundation pit with a drag chain system according to claim 1, characterized in that: The guide plate bracket includes a cable bracket, a guide plate body and a guide reinforcing plate; The guide plate body is inclined on the cable bracket, and an included angle is formed between the guide plate body and the cable bracket; There are 2 guide reinforcing plates, which are set in a triangular shape, are respectively arranged on both sides of the guide plate body and are arranged in the same direction as the guide plate body; 7. A cable foundation pit, characterized in that: It includes a plurality of cover plate structures arranged in sequence and laid on the top surface of the cable pit as described in any one of claims 1-6.

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