CN211973245U - Lifting column - Google Patents
Lifting column Download PDFInfo
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- CN211973245U CN211973245U CN202020304289.7U CN202020304289U CN211973245U CN 211973245 U CN211973245 U CN 211973245U CN 202020304289 U CN202020304289 U CN 202020304289U CN 211973245 U CN211973245 U CN 211973245U
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- pipe
- lifting
- screw rod
- lifting column
- guide post
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Abstract
A lifting column comprises a pre-buried pipe and a lifting pipe which slides up and down along the inner wall of the pre-buried pipe; two screw rods and a guide post are arranged in the embedded pipe, and the screw rods and the guide post are axially arranged in the embedded pipe; the connecting line of the two screw rods and the guide post on the radial section of the embedded pipe is in an equilateral triangle shape; a screw rod nut is arranged at the bottom of the lifting pipe and sleeved outside the screw rod; the lifting pipe is provided with a motor, and the motor is in transmission connection with the screw rod nut; the lifting column replaces a traditional hydraulic lifting mechanism, and the lifting tube is driven by a motor, so that the lifting speed of the lifting column is higher, and the lifting column is suitable for being used in various environments.
Description
Technical Field
The utility model relates to a banister controlgear field, concretely relates to lift post.
Background
The lifting column is widely used for doors and periphery of urban traffic, military and national important organs, pedestrian streets, highway toll stations, airports, schools, banks, large-scale clubs, parking lots and the like, and effectively guarantees the traffic order and the safety of main facilities and places by limiting passing vehicles.
The existing lifting column adopts an oil cylinder with three guide columns for lifting, the lifting speed is low, the cleanness of the environment is influenced after oil leakage, and the lifting column has better practicability but is not suitable for a specific environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting column to solve the problems of slow lifting speed and environmental influence of the lifting column;
to achieve the purpose, the utility model adopts the following technical proposal:
a lifting column comprises a pre-buried pipe and a lifting pipe which slides up and down along the inner wall of the pre-buried pipe;
two screw rods and a guide post are arranged in the embedded pipe, and the screw rods and the guide post are axially arranged in the embedded pipe; the connecting line of the two screw rods and the guide post on the radial section of the embedded pipe is in an equilateral triangle shape; the bottom of the lifting pipe is provided with a screw rod nut, and the screw rod nut is sleeved outside the screw rod; the lifting pipe is provided with a motor, and the motor is in transmission connection with the screw rod nut.
Preferably, the bottom of the lifting pipe is provided with a fixed ring; the outer edge of the fixed ring is close to the inner wall of the embedded pipe; the fixing ring is provided with 3 through holes, and the two screw rods and the guide pillar respectively penetrate through the through holes; the feed screw nut is arranged below two of the through holes.
Preferably, the motor is mounted at the bottom of the elevator tube; the output end of the motor is connected with a power gear, the power gear is in transmission connection with the screw rod nut through a pinion, and the diameter of the power gear is larger than that of the pinion.
Preferably, two fixing rings with the same size are installed above the fixing circular ring, and the fixing rings are sleeved outside the lifting pipe; the fixing rings are fixedly connected through a positioning part; three openings are formed in the fixing ring; and a guide pipe is arranged between the holes of the two fixing rings, and the screw rod and the guide post respectively penetrate through the holes and the guide pipe.
Preferably, a flange is installed at the top of the embedded pipe.
Preferably, the bottom of the flange is fixedly connected with a connecting pipe, the bottom of the connecting pipe is provided with a connecting part, the position of the connecting part corresponds to the positions of the screw rod and the guide post, and the screw rod and the guide post are respectively connected with the connecting part.
Preferably, the pipe wall at the bottom of the embedded pipe is communicated with a water outlet.
Preferably, the pipe wall of the embedded pipe above the water outlet is communicated with a wiring port.
Preferably, a positioning column is arranged at the bottom of the embedded pipe; a fixing sheet is fixedly connected above the positioning column; the screw rod and the guide pillar are connected with the fixing piece.
Preferably, an elastic component is arranged between the embedded pipe and the lifting pipe.
Has the advantages that: three guide posts are changed into two screw rods and one guide post, the motor is arranged in the lifting post, and the motor can lift along with the lifting post, so that the traditional hydraulic lifting mechanism is replaced, the lifting pipe is driven by adopting a motor mode, and the lifting speed of the lifting post is higher.
Drawings
FIG. 1 is a schematic view of a lifting column;
FIG. 2 is a schematic bottom view of the elevator tube;
FIG. 3 is a schematic view of the internal structure of the lifting column;
FIG. 4 is a schematic view of the inner structure of the embedded pipe;
FIG. 5 is a schematic view of an elevator tube configuration;
wherein: the device comprises a pre-buried pipe 1, a flange 1a, a water outlet 1b, a wiring port 1c, a screw rod 1d, a guide post 1e, an elevating pipe 2, a motor 2a, a power gear 2b, a pinion 2c, a screw rod nut 2d, a fixing ring 2e, a fixing ring 2f, a guide pipe 2g, a fixing part 2h, a connecting pipe 3, a connecting part 4, a fixing piece 5 and a positioning column 6.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
A lifting column comprises a pre-buried pipe 1 and a lifting pipe 2 which slides up and down along the inner wall of the pre-buried pipe 1;
two screw rods 1d and a guide post 1e are arranged in the embedded pipe 1, and the screw rods 1d and the guide post 1e are axially arranged in the embedded pipe 1; the connecting line of the two lead screws 1d and the guide post 1e on the radial section of the embedded pipe 1 is in an equilateral triangle shape; a screw rod nut is arranged at the bottom of the lifting pipe 2, and the screw rod 1d is sleeved outside the screw rod 1 d; the lifting pipe 2 is provided with a motor 2a, and the motor 2a is in transmission connection with the screw rod 1d through a nut.
The embedded pipe 1 in the lifting column is embedded underground in advance, and the lifting pipe 2 is embedded in the embedded pipe 1; the lead screw 1d in the embedded pipe 1 is a specific guide strip when the lifting pipe 2 performs lifting motion; a screw rod 1d nut installed on the lifting pipe 2 is sleeved in the screw rod 1d, an internal thread in the screw rod 1d nut is matched with an external thread of the screw rod 1d, and when the screw rod 1d nut rotates, the internal thread of the screw rod 1d nut can rotate along with the external thread of the screw rod 1 d; as the screw rod 1d is fixed; the lifting pipe 2 can do lifting motion along the axial direction of the screw thread of the screw rod 1 d; and the guide post 1e functions to position the elevator tube 2.
The position relation between the screw rod 1d and the guide post 1e is an equilateral triangle, and the structure of the equilateral triangle is more stable than other shapes; the elevator tube 2 can be better fixed from three positions; the lifting pipe 2 is prevented from shifting during lifting movement; thereby avoiding the possibility that the inner wall of the lifting pipe 2 rubs against the inner wall of the embedded pipe 1 and improving the durability of the lifting column.
Preferably, the bottom of the lifting pipe 2 is provided with a fixed ring 2 e; the outer edge of the fixed circular ring 2e is closely adjacent to the inner wall of the embedded pipe 1; the fixed ring 2e is provided with 3 through holes, and the two screw rods 1d and the guide post 1e respectively penetrate through the through holes; the feed screw nut is arranged below two of the through holes.
The fixing ring 2e is used for fixing the elevator tube 2 so as not to allow the elevator tube 2 to deviate; the outer wall of the fixed ring 2e is closely adjacent to the inner wall of the embedded pipe 1 in the lifting process, so that the lifting pipe 2 can be in the center of the embedded pipe 1, and the through hole has the function of enabling the screw rod 1d and the guide post 1e to pass through the lifting post;
preferably, the motor 2a is installed at the bottom of the elevator tube 2; the output end of the motor 2a is connected with a power gear 2b, the power gear 2b is in nut transmission connection with the screw rod 1d through a pinion 2c, and the diameter of the power gear 2b is larger than that of the pinion 2 c. The power gear 2b connected with the output end of the motor 2a is a power source for the rotation of the screw rod 1d and the screw nut; the power gear 2b is directly connected with the motor 2a, so that the rotating speed of the power gear 2b is relatively fast; if the screw rod 1d is directly connected with the power gear 2b through a nut; the lifting speed of the lifting pipe 2 is too high; the lifting speed is too high, so that the lifting pipe 2 can bring large impact force to the embedded pipe 1 when lifting; the bottom of the second embedded pipe 1 is provided with a water outlet 1b and a wiring port 1 c; both of these outlets are smaller outlets; when the lifting speed is too high, the pressure inside the embedded pipe 1 will rise; the shape of the lead screw 1d and the guide post 1e is affected when the lead screw is used for a long time. The pinion 2c is used to adjust the power transmission between the power gear 2b and the lead screw 1d nut.
Preferably, two fixing rings 2f with the same size are arranged above the fixing ring 2e, and the fixing rings 2f are sleeved outside the lifting pipe 2; the fixing rings 2f are fixedly connected through a positioning part; three openings are formed in the fixing ring 2 f; a guide pipe 2g is arranged between the open holes of the two fixing rings 2f, and the screw rod 1d and the guide post 1e respectively penetrate through the open holes and the guide pipe 2 g.
A conduit 2g is arranged between the fixing rings 2 f; the guide tube 2g is sleeved on the screw rod 1d and the guide post 1e, so that the lifting tube 2 can perform lifting motion along the screw rod 1d and the guide post 1e, and meanwhile, the distance between the fixing rings 2f is fixed; fixing the distance between the fixing rings 2f using the positioning members; in the present embodiment; the fixed part 2h is an iron sheet with convex edges extending from both sides; the flanges are respectively connected to the fixing rings 2f, so that the distance between the fixing rings 2f is determined by the fixing members 2 h.
Preferably, a flange 1a is installed on the top of the embedded pipe 1.
The flange 1a is used for fixing the embedded pipe 1 when being installed; typically when the pre-buried pipe 1 is installed; the ground is usually drilled with a plurality of holes, and then bolts are inserted into the holes; the flanges 1a correspond to bolts. So that the pre-buried pipe 1 can be fixed thereto.
Preferably, a connecting pipe 3 is fixedly connected to the bottom of the flange 1a, a connecting part 4 is mounted at the bottom of the connecting pipe 3, the position of the connecting part 4 corresponds to the positions of the lead screw 1d and the guide post 1e, and the lead screw 1d and the guide post 1e are respectively connected to the connecting part 4.
The elevator tube 2 ascends along the thread of the screw rod 1d all the way during the ascent process, and if the ascending space of the elevator tube 2 is not limited, the bottom of the elevator tube 2 ascends beyond the top of the pre-buried tube 1; dropping the elevator tube 2 out; the connecting pipe 3 is used for propping against the lifting pipe 2; when the lifting pipe 2 rises to the highest point, the fixing ring 2f is propped against the connecting part 4, and the lifting pipe 2 cannot rise continuously; in the present embodiment, the connecting member 4 is a cylinder; the inside of the column body is provided with a hole; the holes are used for fixing the screw rod 1d and the guide post 1e, so that the screw rod 1d and the guide post 1e are fixed in the embedded pipe 1.
Preferably, the pipe wall at the bottom of the embedded pipe 1 is communicated with a water outlet.
The embedded pipe 1 is buried underground; when raining, rainwater can infiltrate into the embedded pipe 1; the water outlet is used for discharging water permeating into the embedded pipe 1.
Preferably, the pipe wall of the embedded pipe 1 above the water outlet is communicated with a wiring port 1 c.
If the appearance of the lifting column is affected by directly wiring on the ground, underground wiring is adopted in the implementation; and is connected into the lifting column through a wiring port 1 c.
Preferably, a positioning column 6 is arranged at the bottom of the embedded pipe 1; a fixing sheet 5 is fixedly connected above the positioning column 6; the screw rod 1d and the guide post 1e are both connected with the fixing piece 5.
The fixing piece 5 has two functions; firstly, carrying out a first treatment; the fixing sheet 5 is used for fixing the screw rod 1d and the guide post 1e to determine the positions of the screw rod 1d and the guide post 1e at the bottom of the embedded pipe 1; secondly, performing secondary drying; preventing the elevator tube 2 from contacting the bottom of the pre-buried tube 1; the bottom of the lifting pipe 2 is connected with the motor 2 a; if water is accumulated in the embedded pipe 1; when the elevator tube 2 contacts the bottom of the pre-buried tube 1, the motor 2a will contact water; short-circuiting the motor 2 a.
Preferably, an elastic component is arranged between the embedded pipe 1 and the lifting pipe 2.
The elastic component can be an object with certain ductility, such as a rubber ring; the elastic component is used for reducing the friction of the lifting pipe 2 on the embedded pipe 1 when lifting.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A lifting column, characterized in that: the device comprises a pre-buried pipe and a lifting pipe which slides up and down along the inner wall of the pre-buried pipe;
two screw rods and a guide post are arranged in the embedded pipe, and the screw rods and the guide post are axially arranged in the embedded pipe; the connecting line of the two screw rods and the guide post on the radial section of the embedded pipe is in an equilateral triangle shape; the bottom of the lifting pipe is provided with a screw rod nut, and the screw rod nut is sleeved outside the screw rod; the lifting pipe is provided with a motor, and the motor is in transmission connection with the screw rod nut.
2. A lifting column as claimed in claim 1, wherein: a fixed circular ring is arranged at the bottom of the lifting pipe; the outer edge of the fixed ring is close to the inner wall of the embedded pipe; the fixing ring is provided with 3 through holes, and the two screw rods and the guide pillar respectively penetrate through the through holes; the feed screw nut is arranged below two of the through holes.
3. A lifting column as claimed in claim 2, wherein: the motor is arranged at the bottom of the lifting pipe; the output end of the motor is connected with a power gear, the power gear is in transmission connection with the screw rod nut through a pinion, and the diameter of the power gear is larger than that of the pinion.
4. A lifting column as claimed in claim 2, wherein: two fixing rings with the same size are arranged above the fixing circular ring, and the fixing rings are sleeved outside the lifting pipe; the fixing rings are fixedly connected through a positioning part; three openings are formed in the fixing ring; and a guide pipe is arranged between the holes of the two fixing rings, and the screw rod and the guide post respectively penetrate through the holes and the guide pipe.
5. A lifting column as claimed in claim 1, wherein: and a flange is arranged at the top of the embedded pipe.
6. A lifting column as claimed in claim 5, wherein: the bottom of the flange is fixedly connected with a connecting pipe, the bottom of the connecting pipe is provided with a connecting part, the position of the connecting part corresponds to the positions of the screw rod and the guide post, and the screw rod and the guide post are respectively connected with the connecting part.
7. A lifting column as claimed in claim 1, wherein: the pipe wall at the bottom of the embedded pipe is communicated with a water outlet.
8. A lifting column as claimed in claim 7, wherein: the pipe wall of the embedded pipe above the water outlet is communicated with a wiring port.
9. A lifting column as claimed in claim 1, wherein: a positioning column is arranged at the bottom of the embedded pipe; a fixing sheet is fixedly connected above the positioning column; the screw rod and the guide pillar are connected with the fixing piece.
10. A lifting column as claimed in claim 1, wherein: an elastic component is arranged between the embedded pipe and the lifting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304289.7U CN211973245U (en) | 2020-03-12 | 2020-03-12 | Lifting column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304289.7U CN211973245U (en) | 2020-03-12 | 2020-03-12 | Lifting column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211973245U true CN211973245U (en) | 2020-11-20 |
Family
ID=73395027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020304289.7U Active CN211973245U (en) | 2020-03-12 | 2020-03-12 | Lifting column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211973245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113034706A (en) * | 2021-02-04 | 2021-06-25 | 雅成电子（深圳）有限公司 | Intelligent security protection of community control banister device |
-
2020
- 2020-03-12 CN CN202020304289.7U patent/CN211973245U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113034706A (en) * | 2021-02-04 | 2021-06-25 | 雅成电子（深圳）有限公司 | Intelligent security protection of community control banister device |
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