Steel pipe storage rack

Abstract

The utility model provides a steel pipe storage rack, which relates to the field of steel pipe storage, and adopts the technical scheme that the steel pipe storage rack comprises a fixed rack and a plurality of movable bearing racks, the fixed rack is provided with a plurality of bearing layers, each bearing layer is provided with a plurality of bearing rods, and the plurality of bearing rods are arranged along the length direction of a steel pipe; the movable bearing frame is movably arranged on the corresponding bearing rod, an upper bearing rod and a lower bearing rod are arranged at the bottom of the movable bearing frame, the bearing rod is of a hollow structure, the upper bearing rod is movably arranged at the top of the bearing rod, the lower bearing rod is movably arranged in the bearing rod, an upper roller is arranged on the upper bearing rod, and a lower roller is arranged on the lower bearing rod. The upper bearing rod is provided with an upper roller which can move along the top face of the bearing rod, and the lower bearing rod is provided with a lower roller which can move along the upper top face or the lower bottom face of the cavity of the bearing rod. The steel pipe pulling and pushing device can pull and push steel pipes conveniently, and is convenient and labor-saving to operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steel pipe storage, especially to a steel pipe storage rack. BACKGROUND

[0002] Steel pipe is a kind of steel material with hollow section, and its length is much larger than its diameter or circumference. During the manufacturing process or use of steel pipe, the measures taken for the storage of steel pipe are generally to place the steel pipe directly on the ground. However, due to the special structure of the steel pipe, the steel pipe is unstable when stacked, and it is easy to cause the phenomenon of steel pipe sliding.

[0003] In the prior art, a steel pipe storage rack is disclosed in Chinese patent No. CN 110155527 B. The steel pipe storage rack comprises two load-bearing rods, a first screw is movably inserted into the through hole formed at the lower end of the load-bearing rod, two load-bearing rods are connected by a horizontal rod, a main support plate and a positioning plate are connected to the side wall of the load-bearing rod, the main support plate is located above the positioning plate, a horizontal section of an L-shaped sliding plate is inserted between the main support plate and the positioning plate, an upper end of a vertical section of the L-shaped sliding plate is connected to an L-shaped load-bearing plate, one end of the horizontal section of the L-shaped load-bearing plate is connected to a pipe blocking device, a second screw is threadedly connected to a threaded hole formed in the side wall of the positioning plate away from the load-bearing rod, a baffle is movably sleeved on the second screw, the combination of the main support plate and the positioning plate on each load-bearing rod comprises six structures, and the structures are symmetrically arranged about the load-bearing rod. In this technical solution, the first screw is connected to the nut pre-buried in the ground, the position of the load-bearing rod is fixed, the L-shaped load-bearing plate and the pipe blocking device are pulled out when the steel pipe is placed, the L-shaped load-bearing plate and the pipe blocking device are pushed in after the placement is completed, and the position is fixed by using the second screw, which facilitates the stacking and taking of the lower layer of steel pipe.

[0004] In the above technical solution, when the L-shaped sliding plate slides on the main support plate, especially after the load-bearing plate bears the steel pipe, the friction between the sliding plate and the main support plate is large, which increases the difficulty of pulling, and the operation is laborious and the labor intensity is high. UTILITY MODEL CONTENTS

[0005] In order to solve the technical problem of the above-mentioned steel pipe storage rack that is difficult to pull, the utility model provides a steel pipe storage rack, which can facilitate the pulling and pushing of the steel pipe and is easy to operate.

[0006] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows: a steel pipe storage rack includes a fixed frame, the fixed frame is provided with multiple bearing layers, each bearing layer is provided with multiple bearing rods, the multiple bearing rods are arranged along the length direction of the steel pipe, and also includes multiple movable bearing frames, the movable bearing frames are movably mounted on the corresponding bearing rods, the bottom of the movable bearing frame is provided with an upper support rod and a lower support rod, the bearing rod is a hollow structure, the upper support rod is movably mounted on the top of the bearing rod, the lower support rod is movably mounted inside the bearing rod, the upper support rod is provided with an upper roller, the upper roller can move along the top surface of the bearing rod, the lower support rod is provided with a lower roller, the lower roller can move along the upper top surface or the lower bottom surface of the bearing rod cavity.

[0007] This invention connects the movable support frame to the support rod in a clamping manner, and sets rollers at both the inner and outer ends of the support rod. This converts the sliding friction when pulling and pushing the steel pipe into rolling friction, greatly reducing friction, lowering the difficulty of pulling and pushing, making it easier to pull and push the steel pipe, and making the operation convenient and labor-saving.

[0008] Furthermore, the movable support frame also includes an outer protective rod and an inner protective rod, which can be arranged opposite to each other on the upper support rod, and one end of the lower support rod is also connected to the end of the outer protective rod.

[0009] Furthermore, the length of the lower support rod is greater than the length of the upper support rod.

[0010] This invention, by extending the length of the lower support rod, increases the overlap between the lower support rod and the support rod when the mobile support frame moves outside the support rod, thereby enhancing the support strength of the mobile support frame and preventing the mobile support frame from slipping off the support rod.

[0011] Furthermore, the movable support frame also includes a buffer block, which is disposed between the upper support rod and the lower support rod and close to the outer protective rod.

[0012] This invention avoids a hard collision between the end of the bearing rod and the outer protective rod when pushing the steel pipe by setting a buffer block.

[0013] Furthermore, it also includes a driving device, which includes a support rod on which multiple driving units are provided. The number of driving units is the same as the number of layers of the bearing layer, and the driving units are connected to the movable bearing frame.

[0014] Further, the driving unit comprises a transmission shaft and a driving assembly connected with each other, the transmission shaft is horizontally and rotatably arranged on the support rod and the plurality of bearing rods, a plurality of gears are arranged on the transmission shaft, the gears are engaged with the racks arranged on the lower supporting rods, and the racks are arranged along the length direction of the lower supporting rods.

[0015] The transmission shaft can ensure that the mobile bearing frames of the same layer move simultaneously and stop in place, avoid interaction between the plurality of mobile bearing frames, and facilitate taking and placing.

[0016] Further, the driving assembly comprises a driving sprocket and a driven sprocket, the driving sprocket is rotatably arranged on the support rod through a rotating shaft, an outer hexagon is arranged at the end of the rotating shaft, a crank handle is detachably sleeved on the outer hexagon, the outer hexagon extends out of the support rod, and the driven sprocket is arranged at the end of the transmission shaft.

[0017] Further, the driving sprocket is arranged at the lower half of the support rod.

[0018] Further, the racks are arranged at the lower parts of the lower supporting rods, and the lower rollers move along the top of the bearing rod cavity.

[0019] Further, the bearing layer is provided with four layers.

[0020] It can be seen from the above technical solutions that the utility model has the following advantages:

[0021] The utility model discloses a steel pipe storage rack, through with the bearing rod connection of the mobile bearing frame in the way of clamping, and setting the roller in the inside and outside of the bearing rod, can when pulling and pushing the sliding friction of steel pipe into the rolling friction, greatly reduce the friction, reduce the pulling and pushing difficulty, facilitate pulling and pushing steel pipe, convenient operation saves the labor, through the length of the lower supporting rod lengthening, can when the mobile bearing frame moves to the supporting rod outside, increase the overlapping range of the lower supporting rod and the bearing rod, enhance the supporting strength of the mobile bearing frame, avoid the mobile bearing frame to slide on the bearing rod, through setting the buffer block avoids when pushing steel pipe, and the end of the bearing rod and the outer protection pole produce the hard collision, through setting the transmission shaft can guarantee the mobile bearing frame of the same layer moves simultaneously and stops in place, avoid the interaction between the plurality of mobile bearing frames, and facilitate taking and placing simultaneously. ACCURACY

[0022] In order to more clearly illustrate the technical scheme of the utility model, the following will be briefly introduced the drawings needed to be used in the description, obviously, the drawings in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0023] Figure 1 Structure diagram of the embodiment of the utility model Figure One .

[0024] Figure 2 Structure diagram of the embodiment of the utility model Figure Two .

[0025] Figure 3 Structure diagram of the mobile bearing frame in the embodiment of the utility model.

[0026] Figure 4 Partial assembly structure diagram of the driving device in the embodiment of the utility model.

[0027] Figure 5 Assembly structure diagram of the gear, rack, bearing rod and lower supporting rod in the embodiment of the utility model.

[0028] In the figure, 1, fixed frame; 101, bearing rod; 2, mobile bearing frame; 20, inner protection rod; 21, upper supporting rod; 22, lower supporting rod; 23, lower roller; 24, buffer block; 25, limiting block; 26, rack; 27, outer protection rod; 28, upper roller; 3, driving device; 31, supporting rod; 32, driven sprocket; 33, transmission shaft; 34, driving sprocket; 35, gear. Embodiment

[0029] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the utility model will be described clearly and completely in the following by combining the drawings in the embodiment. Obviously, the following described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the patent, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of the patent protection.

[0030] As Figures 1 to 3As shown, the specific embodiment provides a steel pipe storage rack, which comprises a fixed frame 1 arranged on the ground through anchor bolts, the fixed frame 1 is provided with a plurality of bearing layers, each bearing layer is provided with a plurality of bearing rods 101, the plurality of bearing rods 101 are arranged along the length direction of the steel pipe, and the specific embodiment further comprises a plurality of movable bearing frames 2, the movable bearing frame 2 is movably arranged on the corresponding bearing rod 101, the movable bearing frame 2 is provided with an upper supporting rod 21 and a lower supporting rod 22 at the bottom, the bearing rod 101 is a hollow structure, the upper supporting rod 21 is movably arranged at the top of the bearing rod 101, the lower supporting rod 22 is movably arranged in the bearing rod 101, the upper supporting rod 21 is provided with an upper roller 28, the upper roller 28 can move along the top surface of the bearing rod 101, and the lower supporting rod 22 is provided with a lower roller 23, the lower roller 23 can move along the upper top surface or the lower bottom surface of the bearing rod 101.

[0031] The specific embodiment can convert the sliding friction when pulling and pushing the steel pipe into rolling friction by connecting the movable bearing frame 2 with the bearing rod 101 in a clamping manner and arranging the rollers at the inner and outer parts of the bearing rod 101, so that the friction is greatly reduced, the pulling and pushing difficulty is reduced, the steel pipe is facilitated to be pulled and pushed, and the operation is convenient and labor-saving.

[0032] As shown, Figure 2 In order to prevent the steel pipe from falling, the movable bearing frame 2 further comprises an outer protection rod 27 and an inner protection rod 20 in the specific embodiment, the outer protection rod 27 and the inner protection rod 20 can be arranged on the upper supporting rod 21 in a relative manner, and one end of the lower supporting rod 22 is further connected with the end of the outer protection rod 27; in order to avoid the hard collision between the outer protection rod 27 and the end of the bearing rod 101, the movable bearing frame 2 further comprises a buffer block 24, the buffer block 24 is arranged between the upper supporting rod 21 and the lower supporting rod 22 and close to the outer protection rod 27, and the buffer material is made of rubber material in the specific embodiment.

[0033] As shown, Figures 1 to 4As shown, to facilitate pulling and pushing, this specific embodiment also includes a driving device 3. The driving device 3 includes a support rod 31, on which multiple driving units are provided. The number of driving units is the same as the number of layers of the bearing layer. The driving units are connected to the movable bearing frame 2 and can drive the movable bearing frame 2 to move. The driving unit can use a hydraulic cylinder to push the corresponding movable bearing frame 2, but this setting is too costly and cannot guarantee that the movable bearing frames 2 of the same layer move into place at the same time, resulting in multiple outer protective rods 27 being uneven after they are in place, affecting the picking and placing. In order to reduce costs and ensure synchronization, in this specific embodiment, the driving unit includes a transmission shaft 33 and a driving assembly connected to each other. The transmission shaft 33 is horizontally and rotatably mounted on the support rod 31 and multiple bearing rods 101 through bearings. Multiple gears 35 are provided on the transmission shaft 33. The gears 35 mesh with the rack 26 provided on the lower support rod 22. The movable bearing frames 2 of the same layer are driven by the same transmission shaft 33. The rack 26 moves along the lower support rod 22. The support rod 22 is positioned along its length. A single drive shaft 33 ensures that the movable support frames 2 on the same floor move and stop simultaneously, preventing interaction between multiple movable support frames 2 and facilitating placement and removal. Specifically, the drive assembly includes a drive sprocket 34, a chain, and a driven sprocket 32. The drive sprocket 34 is rotatably mounted on the support rod 31 via a rotating shaft. The rotating shaft is connected to the drive sprocket 34 via a key. The rotating shaft is rotatably mounted inside the support column via a bearing. The end of the rotating shaft has an external hexagonal shape. A crank handle is detachably fitted onto the hexagonal structure. The outer hexagon extends from the support rod 31. The number of drive components is the same as the number of layers of the support rod 101. Multiple drive sprockets 34 are all located on the lower half of the support rod 31. To drive the moving support frame 2, the crank handle is fitted onto the shaft of the corresponding layer. The driven sprocket 32 ​​is mounted on the end of the transmission shaft 33 via a bearing. In this specific embodiment, due to the support steel pipe, the moving speed of the moving support frame 2 cannot be too fast. Therefore, the diameter of the drive sprocket 34 is smaller than that of the driven sprocket 32.

[0034] like Figure 2 As shown, in this specific embodiment, the rack 26 is disposed at the lower part of the lower support rod 22, and the lower roller 23 moves along the top of the cavity of the support rod 101.

[0035] like Figure 1 As shown in this specific embodiment, the bearing layer has four layers and the driving unit has four sets.

[0036] To prevent the movable support frame 2 from being pulled excessively, in this specific embodiment, a limit block 25 is provided on the upper surface of the lower support rod 22, and a pin is horizontally provided at the end of the support rod 101. When the movable support frame 2 moves into place, the pin abuts against the limit block.

[0037] The working process of the steel pipe storage rack is as follows:

[0038] When a steel pipe on a certain layer needs to be taken out, the handle sleeve is sleeved on the outer hexagon of the corresponding rotating shaft and rotated, power is transmitted from the driving sprocket 34 to the driven sprocket 32, the driven sprocket 32 drives the corresponding transmission shaft 33 to rotate, the transmission shaft 33 drives the sleeved plurality of gears 35 to rotate, and the gears 35 drive the plurality of mobile bearing racks 2 to move out until the steel pipes are completely exposed outside; when the steel pipes need to be stored, the handle sleeve is reversely rotated on the outer hexagon of the corresponding rotating shaft, and the mobile bearing racks 2 are moved back until the bearing rods 101 abut against the buffer blocks 24.

[0039] From the above specific embodiments, the present utility model has the following beneficial effects:

[0040] 1. By connecting the mobile bearing racks 2 with the bearing rods 101 in a clamping manner and arranging the rollers at the inner and outer parts of the bearing rods 101, the sliding friction during pulling and pushing the steel pipes can be converted into rolling friction, the friction force is greatly reduced, the pulling and pushing difficulty is reduced, the steel pipes are easily pulled and pushed, and the operation is convenient and labor-saving;

[0041] 2. By lengthening the lower supporting rod 22, the overlapping range of the lower supporting rod 22 and the bearing rod 101 can be increased when the mobile bearing racks 2 move to the outside of the supporting rod, the supporting strength of the mobile bearing racks 2 is enhanced, and the mobile bearing racks 2 are prevented from sliding off the bearing rod 101;

[0042] 3. By arranging the buffer blocks 24, hard collision between the end of the bearing rod 101 and the outer protective rod 27 during pushing the steel pipes is avoided;

[0043] 4. By arranging the transmission shaft 33, the mobile bearing racks 2 on the same layer can be simultaneously moved and stopped in place, interaction between the mobile bearing racks 2 is avoided, and the steel pipes are easily taken and placed.

[0044] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A steel pipe storage rack comprising a fixed frame (1) provided with a plurality of carrying layers, each carrying layer being provided with a plurality of carrying bars (101) arranged in the length direction of the steel pipe, characterized in that, The mobile bearing frame (2) is movably arranged on the corresponding bearing rod (101), and the bottom of the mobile bearing frame (2) is provided with an upper supporting rod (21) and a lower supporting rod (22); the bearing rod (101) is a hollow structure; the upper supporting rod (21) is movably arranged on the top of the bearing rod (101); the lower supporting rod (22) is movably arranged in the bearing rod (101); the upper supporting rod (21) is provided with an upper roller (28) which can move along the top surface of the bearing rod (101); the lower supporting rod (22) is provided with a lower roller (23) which can move along the upper top surface or the lower bottom surface of the bearing rod (101).

2. The steel pipe rack of claim 1, wherein The mobile bearing frame (2) further comprises an outer protection rod (27) and an inner protection rod (20), which are oppositely arranged on the upper supporting rod (21), and one end of the lower supporting rod (22) is connected with the end of the outer protection rod (27).

3. The steel pipe rack of claim 2, wherein, The length of the lower supporting rod (22) is greater than that of the upper supporting rod (21).

4. The steel pipe rack of claim 3, wherein The mobile bearing frame (2) further comprises a buffer block (24) which is arranged between the upper supporting rod (21) and the lower supporting rod (22) and close to the outer protection rod (27).

5. The steel pipe rack of claim 4, wherein The driving device (3) comprises a support rod (31) provided with a plurality of driving units, the number of the driving units is the same as the number of the bearing layers, and the driving units are connected with the mobile bearing frame (2).

6. The steel pipe rack of claim 5, wherein The driving unit comprises a transmission shaft (33) and a driving assembly which are connected with each other; the transmission shaft (33) is horizontally and rotatably arranged on the support rod (31) and a plurality of bearing rods (101); the transmission shaft (33) is provided with a plurality of gears (35); the gears (35) are engaged with a rack (26) arranged on the lower supporting rod (22); and the rack (26) is arranged along the length direction of the lower supporting rod (22).

7. The steel pipe rack of claim 6, wherein The driving assembly comprises a driving sprocket (34) and a driven sprocket (32); the driving sprocket (34) is rotatably arranged on the support rod (31) through a rotating shaft; the end of the rotating shaft is provided with an outer hexagonal socket; a crank handle is detachably sleeved on the outer hexagonal socket; and the outer hexagonal socket extends out of the support rod (31).

8. The steel pipe rack of claim 7, wherein, The driving sprocket (34) is arranged at the lower half of the support rod (31).

9. The steel pipe rack of claim 8, wherein, The rack (26) is arranged at the lower part of the lower supporting rod (22), and the lower roller (23) moves along the top of the bearing rod (101).

10. The steel pipe rack of claim 9, wherein, The bearing layer is provided with four layers.

Images