CN218911967U - Steel-pipe column with adjustable height - Google Patents
Steel-pipe column with adjustable height Download PDFInfo
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- CN218911967U CN218911967U CN202223433245.2U CN202223433245U CN218911967U CN 218911967 U CN218911967 U CN 218911967U CN 202223433245 U CN202223433245 U CN 202223433245U CN 218911967 U CN218911967 U CN 218911967U
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- pipe column
- steel pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a height-adjustable steel pipe column, which comprises a steel pipe column main body and a changeable component, wherein the changeable component is arranged on the steel pipe column main body through a lifting adjusting assembly, and the steel pipe column main body is a hollow pipe; the lifting adjusting assembly comprises an external threaded pipe, a transformable component is arranged at the top end of the external threaded pipe, and a first internal threaded piece matched with the external threaded pipe is arranged on the steel pipe column main body. The steel pipe column is automatically adjusted through the installed motor, the lifting process of the transformable component is completed through the spiral movement of the adjusting component, and the adjusting length of the transformable component is in direct proportion to the length of the spiral rod. The changeable component moves up and down under the action of the motor, and compared with a sandbox with poor controllability and safety, the sandbox has higher safety and controllability. Rotation on the horizontal plane is converted into an elevator in the height direction through spiral motion, and compared with a wedge-shaped steel block with poor stability, the wedge-shaped steel block has better stability.
Description
Technical Field
The utility model relates to the technical field of steel support structures, in particular to a height-adjustable steel pipe column.
Background
The steel pipe column support is widely applied to various fields as a bearing structure member, and is widely applied to large and medium-sized bearing structures in construction engineering. The main advantages of the steel pipe column support system in engineering application are high bearing capacity, large span, large height and good stability, and the steel pipe column support system is widely applied to large and medium-sized infrastructure construction. However, when the support system is installed, standard knots and non-standard knots are usually adopted to realize the adjustment of the height and the length, and sand boxes and movable heads of steel pipes are usually adopted to carry out fine tuning.
The sandbox realizes the change adjustment of the elevation of the structure by adjusting the sand capacity in the sandbox, but the applicant considers that the adjustment mode has lower safety and poorer controllability. The steel pipe movable head is adjusted by inserting wedge-shaped steel blocks into the movable end, but the applicant considers that the adjustment mode has poor stability, and the movable head is advanced under the action of the mutual knocking and pushing of the two wedge-shaped steel blocks by the working principle, so that the movable head is complicated to operate and control and easy to slip under heavy load.
Disclosure of Invention
In order to overcome the drawbacks of the prior art, an object of the present utility model is to provide a height-adjustable steel pipe column, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a steel-pipe column with adjustable height, includes steel-pipe column main part and convertible component, convertible component locates on the steel-pipe column main part through lift adjustment subassembly, the steel-pipe column main part is the hollow tube. The lifting adjusting assembly comprises an external threaded pipe, a transformable component is arranged at the top end of the external threaded pipe, and a first internal threaded piece matched with the external threaded pipe is arranged on the steel pipe column main body.
Through the screw-thread fit's that sets up steel-pipe column main part and convertible component for the steel-pipe column controllability is higher when adjusting. And because of the connection relationship between the steel pipe column main body and the changeable component, the safety of the adjusting mode can be ensured, and the steel pipe column is not easy to slip even under heavy load.
Further, the first internal thread piece is installed on the steel pipe column main body through a rotating bearing, the rotating bearing comprises an inner ring and an outer ring which can rotate independently, the outer ring is fixed on the steel pipe column main body, and the inner ring is fixed on the first internal thread piece.
In order to ensure the stability of the transformable component during lifting and lowering while in threaded fit, the shaking of the externally threaded pipe is reduced, and a rotating bearing is also added. The inner ring and the outer ring of the rotary bearing can rotate independently, so that the connectivity of the external threaded pipe and the steel pipe column main body can be improved, and the spiral motion is not influenced.
Further, an upper flange plate is arranged at the top end of the steel pipe column main body, and the upper flange plate is connected with the rotating bearing through bolts.
Further, a second internal thread piece is fixedly arranged on the inner ring of the rotary bearing, the top end of the second internal thread piece is fixed at the bottom end of the first internal thread piece, and the second internal thread piece is meshed with the external thread pipe.
Still further still include the motor, be equipped with the bevel gear on the output shaft of motor, the outer wall of second internal thread spare is equipped with bevel gear complex tooth for with the power transmission of motor to first internal thread spare, bevel gear and second internal thread spare meshing. The motor that adds can improve the degree of automation of this device, through the operating condition of control motor, can adjust the relation of position of external screw thread pipe and steel-pipe column main part.
Further, the lifting adjusting assembly further comprises a fixed chute and a movable slide block, the fixed chute is axially arranged on the inner wall of the steel pipe column main body, the movable slide block is arranged at the bottom end of the external thread pipe, and the movable slide block is movably arranged on the fixed chute.
The setting of fixed spout and removal slider can further reduce the rocking degree of external screw thread pipe when going up and down, guarantees the stability of this steel-pipe column.
Further, the bottom of steel-pipe column main part is equipped with the lower ring flange, lower ring flange is used for connecting other steel structure spare.
Still further, the transformable members are steel plates or flanges.
Compared with the prior art, the utility model has the following beneficial effects:
the device enables the steel pipe column to realize automatic adjustment through the installed motor, the lifting process of the transformable component is completed through the spiral movement of the adjusting component, and the adjusting length of the transformable component is in direct proportion to the length of the screw. The changeable component moves up and down under the action of the motor, and compared with a sandbox with poor controllability and safety, the sandbox has higher safety and controllability. Rotation on the horizontal plane is converted into an elevator in the height direction through spiral motion, and compared with a wedge-shaped steel block with poor stability, the wedge-shaped steel block has better stability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a top view of an embodiment of the present utility model.
Fig. 2 isbase:Sub>A sectional view taken along the directionbase:Sub>A-base:Sub>A in fig. 1.
Fig. 3 is a B-B cross-sectional view of fig. 2.
In the drawings, each reference numeral is:
1-a steel pipe column body; 2-a convertible member; 3-an externally threaded tube; 4-a second internal thread; 5-a first internal screw member; 6-a lower flange plate; 7-a motor; 8-a rotating bearing; 9-moving the slide; 10-fixing the chute; 11-upper flange plate; 12-bevel gear.
Detailed Description
In order to more clearly illustrate the present utility model, the present utility model will be described in further detail below with reference to examples and with reference to the accompanying drawings. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this utility model is not limited to the details given herein.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected, indirectly connected through an intermediate medium, or may be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Examples:
a height-adjustable steel pipe column as shown in fig. 1-3 comprises a steel pipe column main body 1 and a changeable component 2, wherein the changeable component 2 is arranged on the steel pipe column main body 1 through a lifting adjusting component, and the steel pipe column main body 1 is a hollow pipe. The top and bottom of steel-pipe column main part 1 are equipped with ring flange 11 and lower ring flange 6 respectively, and ring flange 11 and lower ring flange 6 all can be used for connecting other steel structure spare. The exchangeable member 2 may be a steel plate or a flange. When the upper end of the steel pipe column is required to be connected to another steel structural member, the convertible member 2 is a flange.
The lifting adjusting assembly comprises an external threaded pipe 3, a transformable component 2 is arranged at the top end of the external threaded pipe 3, and a first internal thread piece 5 matched with the external threaded pipe 3 is arranged on the steel pipe column main body 1. Through the screw-thread fit's that sets up steel-pipe column main part 1 and convertible component 2 for the steel-pipe column controllability is higher when adjusting. Moreover, due to the connection relationship between the steel pipe column main body 1 and the transformable member 2, the safety of the adjustment mode can be ensured, and the steel pipe column is not easy to slip even under heavy load.
The first female screw 5 is attached to the steel pipe column body 1 by a swivel bearing 8, and the swivel bearing 8 is connected to the upper flange 11 by a bolt. The swivel bearing 8 includes an inner ring and an outer ring which can rotate independently, the outer ring is fixed on the steel pipe column main body 1, and the inner ring is fixed on the first internal screw 5. In order to ensure stability of the exchangeable member in lifting and lowering while screw-fitting, the wobble of the externally threaded tube 3 is reduced, and the swivel bearing 8 is also added. The inner ring and the outer ring of the swivel bearing 8 can rotate independently, so that the connection degree of the external threaded pipe 3 and the steel pipe column main body 1 can be improved, and the spiral movement is not influenced.
The second internal thread piece 4 is fixedly arranged on the inner ring of the rotary bearing 8, the second internal thread piece 4 is meshed with the external thread pipe 3, and the second internal thread piece 4 can enable the rotary bearing 8 to be connected with the external thread pipe 3, so that shaking during lifting is reduced.
In order to increase the automation degree of the device, the device is also provided with a motor 7. The output shaft of the motor 7 is provided with a bevel gear 12, the outer wall of the second internal screw 4 is provided with teeth matched with the bevel gear 12, the teeth are used for transmitting the power of the motor 7 to the first internal screw 5, and the bevel gear 12 is meshed with the second internal screw 4. By controlling the operating state of the motor 7, the positional relationship between the externally threaded pipe 3 and the steel pipe column body 1 can be adjusted.
The lifting adjusting assembly further comprises a fixed chute 10 and a movable slide block 9, the fixed chute 10 is axially arranged on the inner wall of the steel pipe column main body 1, the movable slide block 9 is arranged at the bottom end of the external thread pipe 3, and the movable slide block 9 is movably arranged on the fixed chute 10. The setting of fixed spout 10 and removal slider 9 can further reduce the rocking degree of external screw thread pipe 3 when going up and down, guarantees the stability of this steel-pipe column. Meanwhile, the anti-overturning performance of the steel pipe column can be improved, and the working load or the load outside part of the overturning line can be effectively resisted, so that moment formed by the overturning line is opposite to moment formed by the overturning line.
It should be understood that the foregoing examples of the present utility model are merely illustrative of the present utility model and not limiting of the embodiments of the present utility model, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all the embodiments of the present utility model, and all obvious changes and modifications that come within the scope of the utility model are defined by the following claims.
Claims (8)
1. The height-adjustable steel pipe column is characterized by comprising a steel pipe column main body (1) and a changeable component (2), wherein the changeable component (2) is arranged on the steel pipe column main body (1) through a lifting adjusting component, and the steel pipe column main body (1) is a hollow pipe; the lifting adjusting assembly comprises an external threaded pipe (3), a transformable component (2) is arranged at the top end of the external threaded pipe (3), and a first internal threaded piece (5) matched with the external threaded pipe (3) is arranged on the steel pipe column main body (1).
2. A height adjustable steel pipe column according to claim 1, characterized in that the first female screw member (5) is mounted on the steel pipe column body (1) by means of a swivel bearing (8), the swivel bearing (8) comprising an inner ring and an outer ring which are rotatable independently, the outer ring being fixed on the steel pipe column body (1), the inner ring being fixed on the first female screw member (5).
3. A height-adjustable steel pipe column according to claim 2, characterized in that the top end of the steel pipe column body (1) is provided with an upper flange (11), and the upper flange (11) is connected with the swivel bearing (8) by means of bolts.
4. The height-adjustable steel pipe column according to claim 2, wherein a second internal thread (4) is fixedly arranged on the inner ring of the rotary bearing (8), the top end of the second internal thread (4) is fixed at the bottom end of the first internal thread (5), and the second internal thread (4) is meshed with the external thread pipe (3).
5. The steel pipe column with adjustable height according to claim 4, further comprising a motor (7), wherein a bevel gear (12) is arranged on an output shaft of the motor (7), teeth matched with the bevel gear (12) are arranged on the outer wall of the second internal thread member (4) and used for transmitting power of the motor (7) to the first internal thread member (5), and the bevel gear (12) is meshed with the second internal thread member (4).
6. The steel pipe column with adjustable height according to claim 1, wherein the lifting adjusting assembly further comprises a fixed chute (10) and a movable slide block (9), the fixed chute (10) is axially arranged on the inner wall of the steel pipe column main body (1), the movable slide block (9) is arranged at the bottom end of the externally threaded pipe (3), and the movable slide block (9) is movably arranged on the fixed chute (10).
7. The steel pipe column with adjustable height according to claim 1, characterized in that the bottom end of the steel pipe column main body (1) is provided with a lower flange plate (6), and the lower flange plate (6) is used for connecting other steel structural members.
8. A height adjustable steel pipe column according to any one of claims 1-7, characterised in that the exchangeable member (2) is a steel plate or flange.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223433245.2U CN218911967U (en) | 2022-12-21 | 2022-12-21 | Steel-pipe column with adjustable height |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223433245.2U CN218911967U (en) | 2022-12-21 | 2022-12-21 | Steel-pipe column with adjustable height |
Publications (1)
Publication Number | Publication Date |
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CN218911967U true CN218911967U (en) | 2023-04-25 |
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ID=86010099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223433245.2U Active CN218911967U (en) | 2022-12-21 | 2022-12-21 | Steel-pipe column with adjustable height |
Country Status (1)
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CN (1) | CN218911967U (en) |
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2022
- 2022-12-21 CN CN202223433245.2U patent/CN218911967U/en active Active
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