CN213537118U - Synchronous lifting support leg for shelter supporting system - Google Patents
Synchronous lifting support leg for shelter supporting system Download PDFInfo
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- CN213537118U CN213537118U CN202022500347.6U CN202022500347U CN213537118U CN 213537118 U CN213537118 U CN 213537118U CN 202022500347 U CN202022500347 U CN 202022500347U CN 213537118 U CN213537118 U CN 213537118U
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- gear
- gear box
- outer tube
- manual
- shelter
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Abstract
The utility model discloses a synchronous lifting support leg for a shelter supporting system, which comprises an outer tube, wherein a gear box is arranged at the upper end of the outer tube, an inner tube is arranged in the outer tube, a ball screw pair in running fit with a gear in the gear box is arranged at the upper end of the inner tube, the bottom end of the inner tube extends out of the outer tube and is connected with a base, a manual driving assembly in running fit with a gear in the gear box is arranged at one side of the outer tube, and a driving motor in running fit with a gear in the gear box is arranged at one side of the manual driving; the utility model discloses in when the shelter moves the target position, can realize automatic locking through the cooperation of ball screw pair and gear box, avoided influencing the operating efficiency that the shelter goes up and down because of manual operation.
Description
Technical Field
The utility model belongs to the technical field of shelter supporting mechanism, a synchronous promotion landing leg for shelter braced system is related to.
Background
The shelter is similar to a container in structure, is usually formed by welding metal plates, is usually provided with a vehicle, has higher maneuverability, is correspondingly designed in the shelter according to different requirements, is provided with related equipment, has specific functions, and can provide reliable guarantee for actions such as field emergency rescue and the like by configuring various articles and equipment by using the space of the shelter.
In order to keep a stable state after the square cabin is lifted to a target position, a locking mechanism for limiting the supporting rod is arranged on the supporting leg, the square cabin needs to be manually unlocked before being lifted or lowered, the operation is inconvenient and requires operation time, the operation efficiency of lifting the square cabin is influenced, and therefore a device which can be automatically locked and does not need manual operation needs to be designed.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a synchronous promotion landing leg for shelter braced system, thereby fine solution current landing leg need artifical unblock when going up and down to reduce the problem of the operating efficiency that the shelter goes up and down.
In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides a promote landing leg in step for shelter braced system, includes the outer tube, the outer tube upper end is provided with the gear box, be provided with the inner tube in the outer tube, the upper end of inner tube is provided with gear box internal gear normal running fit's ball vice, the bottom of inner tube is stretched out the outer tube and is connected with the base, one side of outer tube be provided with gear box internal gear normal running fit's manual drive subassembly, one side of manual drive subassembly be provided with gear box internal gear normal running fit's driving motor.
Further, the outer side wall of the outer pipe is provided with a limiting assembly for limiting the movement of the inner pipe.
Further, limit assembly includes that one end stretches into limit switch in the outer tube and is used for fixed limit switch's shell, the upper end and the lower extreme of outer tube all are provided with limit switch.
Furthermore, a reset disc spring is arranged on the circumferential surface of the ball screw pair close to the gear box, and a grounding detection switch is arranged at the position, corresponding to the ball screw pair, of the upper end of the inner side of the gear box.
Furthermore, manual drive assembly turns to the case including the bevel gear that sets up in outer tube one side, sets up the manual pivot in the gear box, connects the transmission shaft between manual pivot and bevel gear turn to the case.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in when the shelter moves the target position, can realize automatic locking through the cooperation of ball screw pair and gear box, avoided influencing the operating efficiency that the shelter goes up and down because of manual operation.
2. The utility model discloses in set up the manual drive subassembly and the cooperation of gear box in outer tube one side, guaranteed because of driving motor can not the during operation inner tube can normally stretch out the outer tube, and then guaranteed the stability when shelter goes up and down.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. an outer tube; 2. a gear case; 3. an inner tube; 4. a ball screw pair; 5. a base; 6. a manual drive assembly; 61. bevel gear steering box; 62. a drive shaft; 7. a drive motor; 81. a limit switch; 9. a reset disc spring; 10. a bottom-touch detection switch; 11. a first manual gear; 12. a second manual gear; 13. a driving gear; 14. a first transition gear; 15. a second transition gear; 16. a driven gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the technical solution adopted by the utility model is as follows: a synchronous lifting supporting leg for a shelter supporting system comprises an outer tube 1, wherein a gear box 2 is fixed at the upper end of the outer tube 1 through bolts, an inner tube 3 is arranged in the outer tube 1, the outer diameter of the inner tube 3 is smaller than the inner diameter of the outer tube 1, the inner tube 3 can move relative to the outer tube 1, a ball screw pair 4 in rotary fit with a gear in the gear box 2 is arranged at the upper end of the inner tube 3, the inner tube 3 can move relative to the outer tube 1 through the rotary screw, specifically, a nut of the ball screw pair 4 is fixedly connected to the top end of the inner tube 3, a screw is arranged in the inner tube 3, a driven gear is arranged at one end of the screw extending into the gear box 2, the screw is rotatably connected in the gear box 2 through a tapered roller bearing, the bottom end of the inner tube 3 extends out of the outer tube 1 and is connected with, one side of manual drive assembly 6 is provided with the driving motor 7 with gear wheel normal running fit in gear box 2, the output shaft of driving motor 7 is provided with driving gear 13 and stretches into gear box 2 in and meshes with the gear in the gear box 2, drives the lead screw rotation to make inner tube 3 and outer tube 1 relative movement.
The outer side wall of the outer tube 1 is provided with a limiting component for limiting the movement of the inner tube 3, the limiting component comprises a limiting switch 81 with one end extending into the outer tube 1 and a shell for fixing the limiting switch 81, the upper end and the lower end of the outer tube 1 are both provided with the limiting switches 81, the limit switch 81 adopts a proximity switch with the model number of E2E-X3D1-N, the upper end and the lower end of the outer side wall of the inner tube 3 are both fixed with a detection ring, the outer diameter of the detection ring is larger than that of the inner tube 3, when the inner tube 3 drives the detection ring to move to the position of the limit switch 81, the limit switch 81 can detect the position of the detection ring, the maximum range of the movement of the inner tube 3 can be controlled by two limit switches 81 arranged on the outer tube 1, the inner tube 3 is prevented from being separated from the outer tube 1, or the collision of the inner pipe 3 with the outer pipe 1 causes damage to the equipment, thereby affecting the safety of the shelter.
The peripheral surface of the ball screw pair 4 close to the gear box 2 is provided with a reset disc spring 9, the upper end of the inner side of the gear box 2 is provided with a ground contact detection switch corresponding to the ball screw pair 4, specifically, the peripheral side of the screw close to the gear box 2 is provided with a fixed seat, one side of a tapered roller bearing close to the fixed seat is provided with a thrust ball bearing, the thrust ball bearing is sleeved on the screw, the reset disc spring 9 is sleeved on the screw and positioned between the fixed seat and the thrust ball bearing, the upper end of the screw provided with a driven gear is fixed with a ground contact excitation sleeve through a nut, the ground contact detection switch 10 adopts a proximity switch with the model E2E-X3D1-N, the outer diameter of the ground contact excitation sleeve is larger than that of the screw, the ground contact detection switch is fixed on the inner side wall of the gear box 2 on one side of the upper end of, the ground drives the grounding excitation sleeve to move upwards through the reaction force, the grounding detection switch 10 detects the movement of the grounding excitation sleeve at the moment, then the signal is fed back to the existing controller, the controller sends a stop instruction to the driving motor 7, and meanwhile, the grounding excitation sleeve moves to the initial position under the action of the reset disc spring 9.
The manual driving assembly 6 comprises a bevel gear steering box 61 fixed on one side of the outer tube 1 through bolts, a manual rotating shaft rotatably connected in the gear box 2, and a transmission shaft 62 connected between the manual rotating shaft and the bevel gear steering box 61, specifically, the manual rotating shaft is provided with a first manual gear 11 and a second manual gear 12, a driving gear 13 is in transmission connection with the first manual gear 11 through a first transition gear 14, the second manual gear 12 is in transmission connection with a driven gear 16 through a second transition gear 15, the transmission shaft 62 is matched with the manual rotating shaft and an output shaft of the bevel gear steering box 61 through a universal coupling, when the driving motor 7 cannot normally work, the base 5 can be adjusted through the manual driving assembly 6, so that the use of the shelter is avoided being influenced, in the device, a plurality of supporting legs are fixed on the shelter, and when the device is used, the driving motor 7 is synchronously powered, the support legs can stably support the shelter.
The working process of the device is as follows: the driving motor 7 drives the driving gear 13 to rotate, the driving gear 13 drives the first manual gear 11 to rotate through the first transition gear 14, the first manual gear 11 and the second manual gear 12 rotate coaxially, the second manual gear 12 drives the driven gear 16 to rotate through the second transition gear 15, and the driven gear 16 and the lead screw rotate coaxially, so that the inner tube 3 moves relative to the outer tube 1, the inner tube 3 extends out of the outer tube 1 to drive the base 5 to be in contact with the ground, and the opposite cabin is stably supported; when driving motor 7 can not normally work, the manual work rotates bevel gear steering box 61, and bevel gear steering box 61's output passes through transmission shaft 62 and drives second manual gear 12 and rotate, and second manual gear 12 drives driven gear 16 through second transition gear 15 and rotates to drive the lead screw and rotate, further guarantee can normal motion between inner tube 3 and the outer tube 1, increase the stability of device.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A synchronous lifting leg for a shelter support system, comprising: the gear box is arranged at the upper end of the outer pipe, an inner pipe is arranged in the outer pipe, a ball screw pair matched with the gear box inner gear in a rotating mode is arranged at the upper end of the inner pipe, the bottom end of the inner pipe stretches out of the outer pipe and is connected with a base, a manual driving assembly matched with the gear box inner gear in a rotating mode is arranged on one side of the outer pipe, and a driving motor matched with the gear box inner gear in a rotating mode is arranged on one side of the manual driving assembly.
2. The synchronized lifting leg for a shelter support system as claimed in claim 1, wherein: and the outer side wall of the outer pipe is provided with a limiting assembly for limiting the movement of the inner pipe.
3. The synchronized lifting leg for a shelter support system as claimed in claim 2, wherein: the limiting assembly comprises a limiting switch and a shell, wherein one end of the limiting switch extends into the outer tube, the shell is used for fixing the limiting switch, and the upper end and the lower end of the outer tube are both provided with the limiting switch.
4. The synchronized lifting leg for a shelter support system as claimed in claim 1, wherein: the circumferential surface of the ball screw pair, which is close to the gear box, is provided with a reset disc spring, and the upper end of the inner side of the gear box, which corresponds to the ball screw pair, is provided with a grounding detection switch.
5. The synchronized lifting leg for a shelter support system as claimed in claim 1, wherein: the manual driving assembly comprises an umbrella tooth steering box arranged on one side of the outer pipe, a manual rotating shaft arranged in the gear box and a transmission shaft connected between the manual rotating shaft and the umbrella tooth steering box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500347.6U CN213537118U (en) | 2020-10-30 | 2020-10-30 | Synchronous lifting support leg for shelter supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022500347.6U CN213537118U (en) | 2020-10-30 | 2020-10-30 | Synchronous lifting support leg for shelter supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213537118U true CN213537118U (en) | 2021-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022500347.6U Active CN213537118U (en) | 2020-10-30 | 2020-10-30 | Synchronous lifting support leg for shelter supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213537118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159394A (en) * | 2022-06-01 | 2022-10-11 | 南京俊东机电设备有限公司 | Self-loading and unloading mechanism |
-
2020
- 2020-10-30 CN CN202022500347.6U patent/CN213537118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159394A (en) * | 2022-06-01 | 2022-10-11 | 南京俊东机电设备有限公司 | Self-loading and unloading mechanism |
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