CN214576170U - Lifting support for large tent - Google Patents
Lifting support for large tent Download PDFInfo
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- CN214576170U CN214576170U CN202120144594.9U CN202120144594U CN214576170U CN 214576170 U CN214576170 U CN 214576170U CN 202120144594 U CN202120144594 U CN 202120144594U CN 214576170 U CN214576170 U CN 214576170U
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- screw rod
- worm
- lifting
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Abstract
The utility model discloses a lifting support for large tents, which comprises a support outer cylinder, a screw rod cylinder, a hollow guide rod and a top cylinder, wherein the bottom end of the support outer cylinder is provided with a support bearing assembly, the screw rod cylinder is arranged on the support bearing assembly, and the lower part of the screw rod cylinder is fixed with a worm and gear drive assembly; the inner wall of the outer supporting cylinder is provided with a lifting cylinder which is sleeved outside the screw cylinder, and the lower end of the lifting cylinder is in transmission connection with the outer fixed part of the screw cylinder through a sealing nut. The utility model discloses an electric mode rotates the worm and makes the turbine drive the screw shaft and rotate, advances to make nut and screw shaft take place relative rotation, and it is convenient simple to go up and down, laborsaving and turbine and worm are from taking self-locking function, conveniently adjust the lift more, and the hydraulic pressure climbing mechanism that forms simultaneously does not need other power supplies of plus can accomplish the jacking.
Description
Technical Field
The utility model relates to a technical field is made to the tent, especially relates to a large-scale lifting support for tent.
Background
The installation of tent generally prepares the tent earlier, the tent pole, then need level the interior tent of tent and spread out, then open the tent pole and cross the placing, the installation at last, but the mounting means is comparatively complicated, need many people to cooperate and install, and need see the description and contrast the installation just ability when installing for the first time, and the tent is almost the must equipment of camping of going out, but most people see the tent but have not carried out the installation, it is relatively longer when non-professional installation is used, inconvenient use influences camping experience.
The existing large tent is required to be installed at a place where the large tent is flat and uneven, the supporting legs cannot lift during installation, the top support is installed at a high place inconveniently, and a lifting support for the large tent is designed aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lifting support for large-scale tent possesses to go up and down simply, and the advantage on mountable and the different roughness, has solved large-scale tent and has had to install in the inconvenient installation in the place of comparatively level and smooth local unevenness, and the landing leg can not go up and down in the installation, and at the inconvenient problem of installing the top support of eminence.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a lifting support for a large tent comprises an outer supporting cylinder, a lead screw cylinder, a hollow guide rod and a top cylinder, wherein a supporting bearing assembly is arranged at the bottom end of the outer supporting cylinder, the lead screw cylinder is arranged on the supporting bearing assembly, and a worm and gear driving assembly is fixed at the lower part of the lead screw cylinder;
the inner wall of the supporting outer cylinder is provided with a lifting cylinder sleeved outside the screw rod cylinder, and the lower end of the lifting cylinder is fixedly connected with the outside of the screw rod cylinder in a transmission manner through a sealing nut;
the lifting cylinder and the outer side wall of the screw cylinder form a hydraulic power cavity, and an annular sealing end cover for sealing the hydraulic power cavity is fixedly arranged at the upper end of the screw cylinder;
the lower end of the hollow guide rod is inserted into the screw rod cylinder, and an axial oil guide groove is formed in the outer side of the hollow guide rod inserted into the screw rod cylinder;
the upper part of the screw rod cylinder is provided with an oil hole for communicating the oil guide groove and the hydraulic power cavity;
the middle part of the hollow guide rod is provided with an oil guide hole which runs through the axial direction, a sliding table is fixed on the hollow guide rod at the upper end of the oil guide groove, and the hollow guide rod at the upper part of the sliding table is sleeved with the jacking cylinder.
Furthermore, the worm wheel and worm driving assembly comprises a worm wheel fixed on the lower portion of the screw rod cylinder, a worm and a driving machine, the worm is fixed on the supporting outer cylinder through a bearing, the driving machine is fixed on the supporting outer cylinder, and an output shaft is in transmission connection with the worm wheel through the worm.
Furthermore, the outer wall of the top cylinder is connected with the inner wall of the lifting cylinder.
Furthermore, the upper end of the annular sealing end cover is provided with a sealing ring which is in sealing fit with the oil guide groove.
Furthermore, the sealing ring is made of stainless steel.
Furthermore, the support bearing assembly comprises a support bearing and a needle bearing, the needle bearing is sleeved on the lower portion of the screw cylinder, the upper end of the support bearing is connected with the lower end of the screw cylinder, and the lower end of the support bearing is connected with the bottom end in the support outer cylinder.
Compared with the prior art, the utility model beneficial effect who has is:
1. the worm is rotated by adopting an electric mode to enable the worm to drive the screw shaft to rotate, the nut and the screw shaft are enabled to rotate relatively, the lifting is convenient and simple, the worm and the worm are labor-saving, the lifting is more convenient to adjust, and the formed hydraulic jacking mechanism can finish jacking without adding other power sources.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic sectional view of a lifting bracket for a large tent according to the present invention;
FIG. 2 is an enlarged view of a portion of region A of FIG. 1;
fig. 3 is a partially enlarged view of region B in fig. 1.
In the figure: 1-supporting outer cylinder, 2-lifting cylinder, 3-screw rod cylinder, 31-oil hole, 32-sealing nut, 5-hollow guide rod, 51-oil guide hole, 52-sliding table, 53-connecting hole, 54-oil guide groove, 6-top cylinder, 7-sealing ring, 8-hydraulic power cavity, 9-supporting bearing assembly, 10-turbine, 11-worm and 12-driving machine.
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.
Referring to fig. 1, the lifting support for the large tent comprises a supporting outer cylinder 1, a screw rod cylinder 3, a hollow guide rod 5 and a top cylinder 6, wherein a supporting bearing assembly 9 is arranged at the bottom end of the supporting outer cylinder 1, the screw rod cylinder 3 is arranged on the supporting bearing assembly 9, and a worm and gear driving assembly is fixed at the lower part of the screw rod cylinder 3;
the inner wall of the supporting outer cylinder 1 is provided with a lifting cylinder 2 which is sleeved outside the screw rod cylinder 3, and the lower end of the lifting cylinder 2 is fixedly connected with the outside of the screw rod cylinder 3 in a transmission way through a sealing nut 32;
the lifting cylinder 2 and the outer side wall of the screw rod cylinder 3 form a hydraulic power cavity 8, and the upper end of the screw rod cylinder 3 is fixedly provided with an annular sealing end cover for sealing the hydraulic power cavity 8;
the lower end of the hollow guide rod 5 is inserted into the screw rod cylinder 3, and an axial oil guide groove 54 is formed in the outer side of the hollow guide rod 5 inserted into the screw rod cylinder 3;
the upper part of the screw cylinder 3 is provided with an oil hole 31 for communicating the oil guide groove 54 with the hydraulic power cavity 8;
the middle part of the hollow guide rod 5 is provided with an oil guide hole 51 which runs through the axial direction, the lower end of the oil guide hole 51 is connected with an oil guide groove 54 through a connecting hole 53, a sliding table 52 is fixed on the hollow guide rod 5 at the upper end of the oil guide groove 54, and the top cylinder 6 is sleeved on the hollow guide rod 5 at the upper part of the sliding table 52.
The worm and gear driving assembly comprises a worm gear 10, a worm 11 and a driving machine 12 which are fixed on the lower portion of the screw rod cylinder 3, the worm 11 is fixed on the supporting outer cylinder 1 through a bearing, the driving machine 12 is fixed on the supporting outer cylinder 1, and an output shaft is in transmission connection with the worm gear 10 through the worm 11.
The outer wall of the top cylinder 6 is connected with the inner wall of the lifting cylinder 2.
And the upper end of the annular sealing end cover is provided with a sealing ring 7 which is in sealing fit with the oil guide groove 54.
The sealing ring 7 is made of stainless steel.
The supporting bearing assembly 9 comprises a supporting bearing and a needle bearing, the needle bearing is sleeved on the lower portion of the screw rod cylinder 3, the upper end of the supporting bearing is connected with the lower end of the screw rod cylinder 3, and the lower end of the supporting bearing is connected with the bottom end of the supporting outer cylinder 1.
When the lifting device is used, the supporting legs are arranged at the lower end of a ceiling to be fixed, then the tent is covered, the supporting legs are relatively easy to fix due to the fact that the height of the supporting legs is low before the supporting legs are not lifted, and more auxiliary equipment is not needed; when the lifting cylinder ascends, the lead screw cylinder 3 rotates to enable the sealing nut 32 to drive the lifting cylinder 2 to move upwards, meanwhile, the hydraulic power cavity 8 is compressed to enable hydraulic oil to enter the lower end of the hollow guide rod 5 along the oil hole 31 and the oil guide groove 54 to enable the hollow guide rod 5 to move upwards, then the hydraulic oil enters the oil guide hole 51 to enable the hollow guide rod 5 to move upwards and enable the jacking cylinder 6 to jack simultaneously, and when the lifting cylinder descends, the reverse motor can perform reverse action.
The details of the present invention are well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A lifting support for a large tent is characterized by comprising an outer supporting cylinder (1), a lead screw cylinder (3), a hollow guide rod (5) and a top cylinder (6), wherein a supporting bearing assembly (9) is arranged at the bottom end of the outer supporting cylinder (1), the lead screw cylinder (3) is arranged on the supporting bearing assembly (9), and a worm and gear driving assembly is fixed at the lower part of the lead screw cylinder (3);
the inner wall of the supporting outer cylinder (1) is provided with a lifting cylinder (2) sleeved outside the screw rod cylinder (3), and the lower end of the lifting cylinder (2) is fixedly connected with the outside of the screw rod cylinder (3) in a transmission manner through a sealing nut (32);
the lifting cylinder (2) and the outer side wall of the screw rod cylinder (3) form a hydraulic power cavity (8), and an annular sealing end cover for sealing the hydraulic power cavity (8) is fixedly arranged at the upper end of the screw rod cylinder (3);
the lower end of the hollow guide rod (5) is inserted into the screw rod cylinder (3), and an axial oil guide groove (54) is formed in the outer side of the hollow guide rod (5) inserted into the screw rod cylinder (3);
the upper part of the screw rod cylinder (3) is provided with an oil hole (31) for communicating the oil guide groove (54) with the hydraulic power cavity (8);
the middle part of the hollow guide rod (5) is provided with an oil guide hole (51) which penetrates through the axial direction, and the lower end of the oil guide hole (51) is connected with an oil guide groove (54) through a connecting hole (53);
a sliding table (52) is fixed on the hollow guide rod (5) at the upper end of the oil guide groove (54), and the hollow guide rod (5) at the upper part of the sliding table (52) is sleeved with the jacking cylinder (6).
2. The lifting support for large tents according to claim 1, characterized in that: the worm and gear driving assembly comprises a worm gear (10), a worm (11) and a driving machine (12) which are fixed on the lower portion of the screw rod cylinder (3), the worm (11) is fixed on the supporting outer cylinder (1) through a bearing, the driving machine (12) is fixed on the supporting outer cylinder (1), and an output shaft is in transmission connection with the worm gear (10) through the worm gear (11).
3. The lifting support for large tents according to claim 1, characterized in that: the outer wall of the top cylinder (6) is connected with the inner wall of the lifting cylinder (2).
4. The lifting support for large tents according to claim 1, characterized in that: and the upper end of the annular sealing end cover is provided with a sealing ring (7) which is in sealing fit with the oil guide groove (54).
5. The lifting support for large tents according to claim 4, characterized in that: the sealing ring (7) is made of stainless steel.
6. The lifting support for large tents according to claim 1, characterized in that: the support bearing assembly (9) comprises a support bearing and a needle bearing, the needle bearing is sleeved on the lower portion of the screw rod cylinder (3), the upper end of the support bearing is connected with the lower end of the screw rod cylinder (3), and the lower end of the support bearing is connected with the bottom end of the support outer cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144594.9U CN214576170U (en) | 2021-01-19 | 2021-01-19 | Lifting support for large tent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120144594.9U CN214576170U (en) | 2021-01-19 | 2021-01-19 | Lifting support for large tent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214576170U true CN214576170U (en) | 2021-11-02 |
Family
ID=78369610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120144594.9U Active CN214576170U (en) | 2021-01-19 | 2021-01-19 | Lifting support for large tent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214576170U (en) |
-
2021
- 2021-01-19 CN CN202120144594.9U patent/CN214576170U/en active Active
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| GR01 | Patent grant | ||
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