CN219389602U

CN219389602U - Automatic supporting and shrinking structure

Info

Publication number: CN219389602U
Application number: CN202320135596.0U
Authority: CN
Inventors: 李翠
Original assignee: Wuxi Energy Power Technology Co ltd
Current assignee: Wuxi Energy Power Technology Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-07-21
Anticipated expiration: 2033-02-07

Abstract

The utility model relates to the technical field of mechanical equipment and discloses an automatic supporting and shrinking structure, which comprises a shell, wherein a sleeve is bolted to the bottom of the shell, a telescopic rod is sleeved in the sleeve, a threaded shaft is sleeved in the sleeve, and the surface of the threaded shaft is in threaded connection with the telescopic rod; according to the folding and storing device, the extension legs are pulled to slide on the surface of the fastening bolt through the through grooves, and then the fastening bolt is screwed down to limit the extension legs, so that the folding and storing device can be effectively folded and stored, and the extension use can be carried out.

Description

Automatic supporting and shrinking structure

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to an automatic supporting and shrinking structure.

Background

The trailer lighthouse is a lighting device which can realize timely turnover and needs to be moved according to the requirements of an electric lighting place, and when in work and use, the trailer lighthouse needs to be supported and leveled on the lighting place, and when in transition or movement, the supporting legs of leveling need to be retracted and leveled at the same time, and when in use, the tractor is used for pulling and rapidly moving to the next place needing to be lighted. But current supporting leg can not be convenient for the user to carry out the supporting height and adjust it, still can not effectively fold it simultaneously and accomodate, still can not carry out the extension to reduce its practicality, in order to solve above-mentioned problem, we provide an automatic support contraction structure.

Disclosure of Invention

The utility model aims to provide an automatic supporting and shrinking structure which has the advantages of being convenient for a user to adjust the supporting height of the supporting leg and effectively folding and storing the supporting leg, and solves the problems that the existing supporting leg cannot be convenient for the user to adjust the supporting height of the supporting leg and meanwhile cannot be effectively folded and stored.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic support contraction structure, includes the casing, the bottom bolt of casing has the sleeve pipe, telescopic inside cover is equipped with the telescopic link, telescopic inside cover is equipped with the screw thread axle, screw thread axle's surface and telescopic link threaded connection, the screw hole with screw thread axle looks adaptation is seted up to the inside of telescopic link, screw thread axle's one end bolt has first conical gear, first conical gear's surface has second conical gear through tooth meshing, second conical gear's one end bolt has the crank, the surface cover of telescopic link is equipped with the extension leg, telescopic link's inside bolt has fastening bolt, the logical groove with fastening bolt looks adaptation has been seted up to the inside of extension leg.

The technical scheme is adopted: according to the telescopic device, the crank is driven to rotate by rotating the handle, the crank drives the first conical gear to rotate by the second conical gear, and then the first conical gear drives the threaded shaft to rotate, so that the threaded shaft drives the telescopic rod to move up and down in the sleeve, and a user can conveniently adjust the supporting height of the telescopic device; according to the folding and storing device, the extension legs are pulled to slide on the surface of the fastening bolt through the through grooves, and then the fastening bolt is screwed down to limit the extension legs, so that the folding and storing device can be effectively folded and stored, and the extension use can be carried out.

The utility model is further arranged that the surface of the crank is sleeved with a first bearing, and one side of the first bearing is bolted with the shell.

The technical scheme is adopted: through setting up first bearing, can effectively cooperate the crank to use.

The utility model is further characterized in that one end of the crank is bolted with a handle, and the surface of the handle is provided with anti-skid patterns.

The technical scheme is adopted: through setting up the handle, can be convenient for rotate the crank.

The utility model further provides that the surface of the threaded shaft is sleeved with a second bearing, and the surface of the second bearing is bolted with the sleeve.

The technical scheme is adopted: through setting up the second bearing, can effectively cooperate the screw spindle to use.

The utility model is further characterized in that a limiting sleeve is sleeved on the surface of the crank, and one side of the limiting sleeve is bolted with the shell.

The technical scheme is adopted: through setting up the stop collar, can effectively cooperate the stop bolt to use.

The utility model is further characterized in that the top of the limit sleeve is connected with a limit bolt in a threaded manner, and one end of the limit bolt penetrates into the limit sleeve.

The technical scheme is adopted: through setting up spacing bolt, can effectively carry out spacingly to the crank.

The utility model further provides that one side of the sleeve is bolted with a mounting piece, and the mounting piece is internally provided with a mounting hole.

The technical scheme is adopted: through setting up the installed part, can effectively install the device.

The telescopic sleeve is further characterized in that a sliding block is bolted in the sleeve, and a sliding groove matched with the sliding block is formed in the surface of the telescopic rod.

The technical scheme is adopted: through setting up the slider, can effectively cooperate the spout to use.

The utility model is further arranged that the surface of the sleeve is provided with a fixing sleeve, and the inside of the fixing sleeve is bolted with the sleeve.

The technical scheme is adopted: through setting up fixed cover, can effectively cooperate the extension leg to use.

The utility model is further arranged that the bottom of the extension leg is provided with a base, and the top of the base is bolted with the extension leg.

The technical scheme is adopted: through setting up the base, can effectively support the device.

Compared with the prior art, the utility model has the following beneficial effects:

according to the telescopic device, the crank is driven to rotate by rotating the handle, the crank drives the first conical gear to rotate by the second conical gear, and then the first conical gear drives the threaded shaft to rotate, so that the threaded shaft drives the telescopic rod to move up and down in the sleeve, and a user can conveniently adjust the supporting height of the telescopic device;

according to the folding and storing device, the extension legs are pulled to slide on the surface of the fastening bolt through the through grooves, and then the fastening bolt is screwed down to limit the extension legs, so that the folding and storing device can be effectively folded and stored, and the extension use can be carried out.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

fig. 2 is a partial structural cross-sectional view of the present utility model.

In the figure: 1. a housing; 2. a sleeve; 3. a telescopic rod; 4. a threaded shaft; 5. a first bevel gear; 6. a second bevel gear; 7. a crank; 8. extension legs; 9. a fastening bolt; 10. a through groove; 11. a first bearing; 12. a handle; 13. a second bearing; 14. a limit sleeve; 15. a limit bolt; 16. a mounting member; 17. a slide block; 18. a chute; 19. a fixed sleeve; 20. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1 and 2, an automatic supporting and shrinking structure comprises a casing 1, a sleeve 2 is bolted to the bottom of the casing 1, a telescopic rod 3 is sleeved in the sleeve 2, a threaded shaft 4 is sleeved in the sleeve 2, the surface of the threaded shaft 4 is in threaded connection with the telescopic rod 3, a threaded hole matched with the threaded shaft 4 is formed in the telescopic rod 3, a first conical gear 5 is bolted to one end of the threaded shaft 4, a second conical gear 6 is meshed with the surface of the first conical gear 5 through teeth, a crank 7 is bolted to one end of the second conical gear 6, a user can rotate a handle 12 to drive the crank 7 to rotate, the crank 7 drives the first conical gear 5 to rotate through the second conical gear 6, then the first conical gear 5 drives the threaded shaft 4 to rotate, the threaded shaft 4 drives the telescopic rod 3 to move up and down in the sleeve 2, and therefore the supporting height of the automatic supporting and shrinking structure can be convenient for the user to adjust supporting heights of the device.

Referring to fig. 2, a first bearing 11 is sleeved on the surface of the crank 7, one side of the first bearing 11 is bolted to the housing 1, and the crank 7 can be effectively matched for use by arranging the first bearing 11.

Referring to fig. 1, a handle 12 is bolted to one end of the crank 7, and anti-skidding lines are provided on the surface of the handle 12, so that the crank 7 can be rotated conveniently by arranging the handle 12.

Referring to fig. 2, the surface of the threaded shaft 4 is sleeved with a second bearing 13, the surface of the second bearing 13 is bolted with the sleeve 2, and the threaded shaft 4 can be effectively matched for use by arranging the second bearing 13.

Referring to fig. 1, a limiting sleeve 14 is sleeved on the surface of the crank 7, one side of the limiting sleeve 14 is bolted with the shell 1, and the limiting sleeve 14 can be effectively matched with a limiting bolt 15 for use.

Referring to fig. 1, a limit bolt 15 is screwed to the top of the limit sleeve 14, and one end of the limit bolt 15 penetrates into the limit sleeve 14, so that the crank 7 can be effectively limited by arranging the limit bolt 15.

The use process is briefly described: the user can rotate handle 12 and drive crank 7 and rotate, makes crank 7 drive first conical gear 5 through second conical gear 6 and rotates, and then first conical gear 5 drives screw shaft 4 and rotates, makes screw shaft 4 drive telescopic link 3 and reciprocates in the inside of sleeve pipe 2 to can be convenient for the user to support the high regulation to the device.

Example 2:

referring to fig. 1 and 2, an extension leg 8 is sleeved on the surface of the telescopic rod 3, a fastening bolt 9 is bolted to the inside of the telescopic rod 3, a through groove 10 adapted to the fastening bolt 9 is formed in the extension leg 8, a user can pull the extension leg 8 to enable the extension leg 8 to slide on the surface of the fastening bolt 9 through the through groove 10, and then the extension leg 8 is limited by tightening the fastening bolt 9, so that the device can be folded and stored effectively, and prolonged use can be achieved.

Referring to fig. 1, a mounting member 16 is bolted to one side of the sleeve 2, and a mounting hole is formed in the mounting member 16, so that the device can be effectively mounted by arranging the mounting member 16.

Referring to fig. 2, a sliding block 17 is bolted to the inside of the sleeve 2, a sliding groove 18 adapted to the sliding block 17 is provided on the surface of the telescopic rod 3, and the sliding groove 18 can be effectively matched for use by arranging the sliding block 17.

Referring to fig. 1, a fixing sleeve 19 is disposed on the surface of the sleeve 2, and the interior of the fixing sleeve 19 is bolted to the sleeve 2, so that the sleeve 19 can be effectively matched with the extension leg 8 for use.

Referring to fig. 1, a base 20 is provided at the bottom of the extension leg 8, and the top of the base 20 is bolted to the extension leg 8, so that the device can be effectively supported by providing the base 20.

The use process is briefly described: the user can stimulate extension leg 8, makes extension leg 8 slide on the surface of fastening bolt 9 through logical groove 10, and then is tightening fastening bolt 9 and spacing extension leg 8 to can effectively fold the device and accomodate, and can prolong the use.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic supporting and shrinking structure, comprising a shell (1), characterized in that: the telescopic device is characterized in that a sleeve (2) is bolted to the bottom of the shell (1), a telescopic rod (3) is sleeved on the inside of the sleeve (2), a threaded shaft (4) is sleeved on the inside of the sleeve (2), the surface of the threaded shaft (4) is in threaded connection with the telescopic rod (3), a threaded hole matched with the threaded shaft (4) is formed in the inside of the telescopic rod (3), a first conical gear (5) is bolted to one end of the threaded shaft (4), a second conical gear (6) is meshed on the surface of the first conical gear (5) through teeth, a crank (7) is connected to one end of the second conical gear (6), an extension leg (8) is sleeved on the surface of the telescopic rod (3), a fastening bolt (9) is bolted to the inside of the telescopic rod (3), and a through groove (10) matched with the fastening bolt (9) is formed in the inside of the extension leg (8).

2. An automatic support retraction structure according to claim 1 wherein: the surface of the crank (7) is sleeved with a first bearing (11), and one side of the first bearing (11) is bolted with the shell (1).

3. An automatic support retraction structure according to claim 1 wherein: one end of the crank (7) is bolted with a handle (12), and the surface of the handle (12) is provided with anti-skid patterns.

4. An automatic support retraction structure according to claim 1 wherein: the surface of the threaded shaft (4) is sleeved with a second bearing (13), and the surface of the second bearing (13) is bolted with the sleeve (2).

5. An automatic support retraction structure according to claim 1 wherein: the surface of the crank (7) is sleeved with a limit sleeve (14), and one side of the limit sleeve (14) is bolted with the shell (1).

6. An automatic support retraction structure according to claim 5 wherein: the top threaded connection of stop collar (14) has stop bolt (15), the inside to stop collar (14) is run through to one end of stop bolt (15).

7. An automatic support retraction structure according to claim 1 wherein: one side of the sleeve (2) is bolted with a mounting piece (16), and a mounting hole is formed in the mounting piece (16).

8. An automatic support retraction structure according to claim 1 wherein: the inside bolt of sleeve pipe (2) has slider (17), spout (18) with slider (17) looks adaptation are seted up on the surface of telescopic link (3).

9. An automatic support retraction structure according to claim 1 wherein: the surface of sleeve pipe (2) is provided with fixed cover (19), the inside of fixed cover (19) is with sleeve pipe (2) bolt.

10. An automatic support retraction structure according to claim 1 wherein: the bottom of extension leg (8) is provided with base (20), the top of base (20) is bolted with extension leg (8).