CN214368970U

CN214368970U - Adjustable cross supporting seat

Info

Publication number: CN214368970U
Application number: CN202022595395.8U
Authority: CN
Inventors: 李恩凯
Original assignee: Lishui Ruida Bearing Manufacturing Co ltd
Current assignee: Lishui Ruida Bearing Manufacturing Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-10-08
Anticipated expiration: 2030-11-11

Abstract

The utility model relates to a cross supporting seat technical field just discloses an adjustable cross supporting seat, including first support, the bottom of first support is rotated and is connected with the base, the bottom of base is rotated and is connected with the second support, the right side fixedly connected with card storehouse of base. This adjustable cross supporting seat, through setting up the kelly, the limiting plate, the dead lever, first spring, even frame, the slider, the connecting rod, impel the piece, gag lever post and second spring, when needs strut first support and second support, with the hand push the pull rod left, first support and second support are propped open, and the kelly inserts to the inside in calorie storehouse, when the kelly contacts the limiting plate, the limiting plate is jack-up, later when the kelly is completely inserted, under the effect of second spring, the limiting plate resets, and the limiting plate card goes into in the recess at kelly top, the kelly can't be extracted this moment, it can appear returning when using to have solved current adjustable cross supporting seat, the folding problem.

Description

Adjustable cross supporting seat

Technical Field

The utility model relates to a cross supporting seat technical field specifically is an adjustable cross supporting seat.

Background

Present adjustable cross supporting seat left seat is folding cross supporting seat mostly, and the characteristics of cross supporting seat are firm for supporting, and these cross supporting seats exist after opening to fix firm inadequately, appear folding condition when using easily, retract back promptly strutting, in case the heavy object weight of support is too big, leads to the emergence of accident very easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an adjustable cross supporting seat possesses and prevents to appear returning when using and contracts, and folding advantage has solved current adjustable cross supporting seat and can appear returning when using and contract, folding problem.

(II) technical scheme

For realize above-mentioned preventing that the appearance of when using contracts, folding purpose, the utility model provides a following technical scheme: the utility model provides an adjustable cross supporting seat, includes first support, the bottom of first support is rotated and is connected with the base, the bottom of base is rotated and is connected with the second support, the right side fixedly connected with card storehouse of base, the top threaded connection in card storehouse has the dead lever, the bounce groove has been seted up to the interior roof in card storehouse, the inside in bounce groove is equipped with even frame, the top of even frame and the bottom laminating of dead lever, the equal fixedly connected with slider in the left and right sides of even frame, the inside sliding connection of slider has the slide bar, the top of slide bar and the interior roof fixed connection in bounce groove, the bottom fixedly connected with of slide bar supports the board, first spring has been cup jointed in the side surface activity of slide bar, first spring supports with the slider and holds.

The inner top wall of the connecting frame is provided with a top sliding groove, the left side inner wall of the top sliding groove is fixedly connected with a limiting rod, the right end of the limiting rod is fixedly connected with the right side inner wall of the top sliding groove, the side surface of the limiting rod is slidably connected with a propelling block, the propelling block is slidably connected with the top sliding groove, the left side of the propelling block is provided with a second spring, the second spring is movably sleeved with the side surface of the limiting rod, the second spring is abutted against the propelling block, the bottom of the propelling block is hinged with a connecting rod, one end of the connecting rod, which is far away from the propelling block, is hinged with a limiting plate, the left end of the limiting plate is rotatably connected with the left side inner wall of the connecting frame, the interior of the clamping bin is movably inserted with a clamping rod, the right end of the clamping rod is fixedly connected with a connecting block, the right side of the connecting block is fixedly connected with a pull rod, and the front and the back of the connecting block are both fixedly connected with a telescopic sleeve, outer spout has all been seted up to one side that first support and second support are close to the card storehouse, the inside of outer spout is equipped with the guide bar, the side surface sliding connection of guide bar has the stopper, stopper and outer spout sliding connection, two the one end that the telescope tube kept away from each other is respectively with two the stopper is articulated.

Preferably, the limiting plate is L-shaped, the left side of the bottom of the limiting plate is provided with an inclined plane, and the right end of the limiting plate is provided with an arc surface.

Preferably, the left end of the clamping rod is arranged in a cambered surface mode, the top of the clamping rod is provided with a groove, and the inner wall of the left side of the groove in the top of the clamping rod is arranged in an inclined plane mode.

Preferably, the telescopic sleeve is combined by a plurality of sliding sleeves, and each sliding sleeve is connected in a sliding manner.

Preferably, the length of the two abutting plates is greater than that of the two sliding blocks.

Compared with the prior art, the utility model provides an adjustable cross supporting seat possesses following beneficial effect:

1. the adjustable cross-shaped supporting seat is provided with a clamping rod, a limiting plate, a fixing rod, a first spring, a connecting frame, a sliding block, a connecting rod, a propelling block, a limiting rod and a second spring, when the first bracket and the second bracket need to be unfolded, the pull rod is pushed leftwards by hands, the first bracket and the second bracket are unfolded, the clamping rod is inserted into the clamping bin, when the clamping rod contacts the limiting plate, the limiting plate is jacked up, then when the clamping rod is completely inserted, the limiting plate is reset under the action of the second spring, the limiting plate is clamped in the groove at the top of the clamping rod, and the clamping rod cannot be pulled out at the moment, namely, the first bracket and the second bracket can not be folded, when the first bracket and the second bracket need to be folded, only the fixing rod needs to be rotated, the first spring rebounds, the connecting frame drives the limiting plate to move upwards, can extract the kelly, solve current adjustable cross supporting seat and can appear retracting, folding problem when using.

2. This adjustable cross supporting seat through setting up outer spout, guide bar, stopper, flexible cover and limiting plate, structure more than the direction setting of perpendicular to action of gravity for folding and strut this process and can not receive too much influence from gravity, avoided bearing the weight thing in-process because the gravity of weight itself, lead to the emergence of folding in the use.

Drawings

FIG. 1 is a sectional view of the front view structure of the present invention;

FIG. 2 is a sectional view of the card chamber of the present invention;

fig. 3 is a schematic partial structure diagram of a in fig. 1 according to the present invention.

Wherein: 1. a first bracket; 2. a base; 3. a second bracket; 4. an outer chute; 5. a guide bar; 6. a limiting block; 7. a telescopic sleeve; 8. connecting blocks; 9. a pull rod; 10. a clamping rod; 11. a card bin; 12. fixing the rod; 13. a rebound groove; 14. a slide bar; 15. a first spring; 16. connecting a frame; 17. a slider; 18. a resisting plate; 19. a limiting plate; 20. a connecting rod; 21. a propulsion block; 22. a top chute; 23. a limiting rod; 24. a second spring.

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.

Please refer to fig. 1-3, the utility model provides an adjustable cross supporting seat, including first support 1, the bottom of first support 1 is rotated and is connected with base 2, the bottom of base 2 is rotated and is connected with second support 3, the right side fixedly connected with card storehouse 11 of base 2, the top threaded connection of card storehouse 11 has dead lever 12, card storehouse 11's interior roof has been seted up and has been rebounded groove 13, the inside of rebounding groove 13 is equipped with even frame 16, the top of even frame 16 is laminated with the bottom of dead lever 12, the equal fixedly connected with slider 17 in the left and right sides of even frame 16, the inside sliding connection of slider 17 has slide bar 14, the top of slide bar 14 and the interior roof fixed connection of rebounding groove 13, the bottom fixedly connected with of slide bar 14 supports board 18, two lengths that support board 18 are greater than the length of two slider 17, the side surface activity of slide bar 14 has cup jointed first spring 15, first spring 15 supports with slider 17 and holds.

The inner top wall of the connecting frame 16 is provided with a top sliding groove 22, the left inner wall of the top sliding groove 22 is fixedly connected with a limiting rod 23, the right end of the limiting rod 23 is fixedly connected with the right inner wall of the top sliding groove 22, the side surface of the limiting rod 23 is slidably connected with a propelling block 21, the propelling block 21 is slidably connected with the top sliding groove 22, the left side of the propelling block 21 is provided with a second spring 24, the second spring 24 is movably sleeved with the side surface of the limiting rod 23, the second spring 24 is abutted against the propelling block 21, the bottom of the propelling block 21 is hinged with a connecting rod 20, one end of the connecting rod 20 far away from the propelling block 21 is hinged with a limiting plate 19, the limiting plate 19 is L-shaped, the left side of the bottom of the limiting plate 19 is arranged in an inclined plane, the right end of the limiting plate 19 is arranged in an arc plane, the left end of the limiting plate 19 is rotatably connected with the left inner wall of the connecting frame 16, a clamping rod 10 is movably inserted in the clamping bin 11, the left end of the clamping rod 10 is arranged in an arc plane, and the limiting plate 19 is arranged in an inserted type to jack-up the limiting plate 19, the top of the clamping rod 10 is provided with a groove, the left inner wall of the groove at the top of the clamping rod 10 is an inclined plane which is convenient to be attached to the bottom of the limiting plate 19 for limiting, the right end of the clamping rod 10 is fixedly connected with the connecting block 8, the right side of the connecting block 8 is fixedly connected with the pull rod 9, the pull rod 9 is pushed leftwards by hand, the first bracket 1 and the second bracket 3 are spread, the clamping rod 10 is inserted into the clamping bin 11, when the clamping rod 10 contacts the limiting plate 19, the limiting plate 19 is jacked up, then when the clamping rod 10 is completely inserted, the limiting plate 19 is reset under the action of the second spring 24, the limiting plate 19 is clamped into the groove at the top of the clamping rod 10, at the moment, the clamping rod 10 cannot be pulled out, when the clamping rod needs to be folded, only the fixing rod 12 needs to be rotated, so that the first spring 15 rebounds, the connecting frame 16 drives the limiting plate 19 to move upwards, the clamping rod 10 can be pulled out, the front and the back of the connecting block 8 are both fixedly connected with the telescopic sleeves 7, the telescopic sleeve 7 is composed of a plurality of sliding sleeves, sliding connection between every sliding sleeve, outer spout 4 has all been seted up to one side that first support 1 and second support 3 are close to card storehouse 11, the inside of outer spout 4 is equipped with guide bar 5, the side surface sliding connection of guide bar 5 has stopper 6, stopper 6 and 4 sliding connection of outer spout, the one end of keeping away from each other of two telescopic sleeve 7 is articulated with two stopper 6 respectively, because fold and strut the effect direction of this process perpendicular to gravity, consequently can not receive too many influences from gravity, avoided bearing the weight in-process because the gravity of heavy object itself, lead to the emergence folding in the use.

When using, prop open first support 1 and second support 3 when needs, promote pull rod 9 left with the hand, first support 1 and second support 3 are strutted, and kelly 10 inserts to the inside of card storehouse 11, when kelly 10 contacts limiting plate 19, limiting plate 19 is by jack-up, later when kelly 10 is completely inserted, under second spring 24's effect, limiting plate 19 resets, and limiting plate 19 card goes into the recess at kelly 10 top, kelly 10 can't be extracted this moment, first support 1 and second support 3 can't be folded promptly, when needing to fold, only need rotate dead lever 12, make first spring 15 kick-back, even 16 drive limiting plate 19 and shift up, can extract kelly 10.

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

1. The utility model provides an adjustable cross supporting seat, includes first support (1), its characterized in that: the bottom of the first support (1) is rotatably connected with a base (2), the bottom of the base (2) is rotatably connected with a second support (3), the right side of the base (2) is fixedly connected with a clamping bin (11), the top of the clamping bin (11) is in threaded connection with a fixing rod (12), the inner top wall of the clamping bin (11) is provided with a rebound groove (13), a connecting frame (16) is arranged inside the rebound groove (13), the top of the connecting frame (16) is attached to the bottom end of the fixing rod (12), the left side and the right side of the connecting frame (16) are both fixedly connected with sliders (17), the inside of each slider (17) is slidably connected with a sliding rod (14), the top of each sliding rod (14) is fixedly connected with the inner top wall of the rebound groove (13), the bottom end of each sliding rod (14) is fixedly connected with a supporting plate (18), and a first spring (15) is movably sleeved on the side surface of each sliding rod (14), the first spring (15) is abutted against the sliding block (17);

even the interior roof of frame (16) has seted up a spout (22), the left side inner wall fixedly connected with gag lever post (23) of spout (22), the right-hand member of gag lever post (23) and the right side inner wall fixed connection of a spout (22), the side surface sliding connection of gag lever post (23) has propulsion piece (21), propulsion piece (21) and a spout (22) sliding connection, the left side of propulsion piece (21) is equipped with second spring (24), second spring (24) and the side surface swing joint of gag lever post (23), second spring (24) and propulsion piece (21) support, the bottom of propulsion piece (21) articulates there is connecting rod (20), the one end that propulsion piece (21) was kept away from to connecting rod (20) articulates there is limiting plate (19), the left end of limiting plate (19) and the left side inner wall rotation of even frame (16) are connected, the inside activity of card storehouse (11) is pegged graft and is had kelly (10), the right-hand member fixedly connected with connecting block (8) of kelly (10), the right side fixedly connected with pull rod (9) of connecting block (8), the equal fixedly connected with telescopic sleeve (7) in front and the back of connecting block (8), outer spout (4) have all been seted up to one side that first support (1) and second support (3) are close to card storehouse (11), the inside of outer spout (4) is equipped with guide bar (5), the side surface sliding connection of guide bar (5) has stopper (6), stopper (6) and outer spout (4) sliding connection, two the one end that telescopic sleeve (7) were kept away from each other respectively with two stopper (6) are articulated.

2. The adjustable cross support base of claim 1, wherein: the limiting plate (19) is L-shaped, the left side of the bottom of the limiting plate (19) is an inclined plane, and the right end of the limiting plate (19) is an arc surface.

3. The adjustable cross support base of claim 1, wherein: the left end of the clamping rod (10) is arranged in a cambered surface mode, a groove is formed in the top of the clamping rod (10), and the inner wall of the left side of the groove in the top of the clamping rod (10) is arranged in an inclined plane mode.

4. The adjustable cross support base of claim 1, wherein: the telescopic sleeve (7) is composed of a plurality of sliding sleeves, and each sliding sleeve is connected in a sliding mode.

5. The adjustable cross support base of claim 1, wherein: the length of the two abutting plates (18) is larger than that of the two sliding blocks (17).