CN215382605U

CN215382605U - Auditorium chair convenient to clearance

Info

Publication number: CN215382605U
Application number: CN202121783073.4U
Authority: CN
Inventors: 郭彦雷; 王绪波; 郭吉帅
Original assignee: Anhui Yafan Education Equipment Co ltd
Current assignee: Anhui Yafan Education Equipment Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-04
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses an auditorium chair convenient to clean; the cushion comprises a backrest, a cushion arranged below the backrest, a chuck arranged at the bottom of the cushion, handrails arranged at two sides of the cushion, and a dragging device arranged at the bottom of the cushion, wherein the dragging device is movably connected with the chuck at the bottom of the cushion, a supporting rod is fixed at one side of the dragging device, which is far away from the bottom of the cushion, a fixed base is fixedly arranged at the bottom of the supporting rod, a cavity is arranged in the fixed base, and an auxiliary fixed part is arranged in the cavity; the auditorium chair disclosed by the utility model is approximately the same as the auditorium chair in the prior art in shape, and can be compatible with the use scene of the auditorium chair in the prior art; among the prior art, the cushion only possesses the function that bears, does not possess other functions, like quick assembly disassembly etc. in this application, the cushion bottom is provided with drags tight device, drags the chuck swing joint of tight device and cushion bottom, through dragging the setting of tight device and chuck, can realize the quick assembly disassembly of cushion, and then convenient to detach gets off the washing.

Description

Auditorium chair convenient to clearance

Technical Field

The utility model belongs to the field of auditorium chair production, and particularly relates to an auditorium chair convenient to clean.

Background

The auditorium chair consists of chair seat, chair back, arm rests and legs, and is suitable for use in auditorium, theatre hall, report hall, etc. In general, the standing legs and the handrails are integrated to form a firmly installed handrail frame, and the composition structure of the handrail frame is generally a steel-wood structure or a steel-plastic structure.

According to the use needs, the auditorium chair applied to the hall of colleges and universities is often used, teachers and students often walk back and forth, the auditorium chair is high in use frequency and easy to dirty, but the existing auditorium chair is difficult to clean, most of the auditorium chair is not cleaned, and the auditorium chair is not in accordance with higher and higher cleaning consciousness of people, so a new design scheme needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide pre-water grinding equipment for a plate chamfering machine, which solves the problems in the prior art.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides an auditorium chair convenient to clearance, includes the back, sets up the cushion in the back below, sets up the chuck in the cushion bottom and sets up the handrail at the cushion both ends, still including setting up the tight device that drags in the cushion bottom, and drag the chuck swing joint of tight device and cushion bottom, drags one side that tight device kept away from the cushion bottom and is fixed with the bracing piece, the bottom fixed mounting of bracing piece has unable adjustment base, and unable adjustment base's inside is equipped with the cavity, is provided with supplementary fixed part in the cavity.

Further, drag tight device and include the hydraulic pressure regulator, four windows have been seted up to circumference equidistance interval on the hydraulic pressure regulator, and four window parallel arrangement, and the window is embedded to have an adjusting lever, and the one end and the hydraulic pressure regulator swing joint of adjusting the lever, the other end and the clamp block swing joint that drags of hydraulic pressure regulator drag tight clamp block and chuck swing joint.

Further, the chuck is the rectangle, and all is equipped with the buckle that extends along chuck middle part direction on four edges of chuck.

Further, the hydraulic pressure regulator includes the regulator casing, and the bottom of regulator casing is provided with the pneumatic cylinder, and the output of pneumatic cylinder is provided with the hydraulic stem, and the one end fixed mounting that the pneumatic cylinder was kept away from to the hydraulic stem has the fixed disk, and circumference equidistance interval is provided with 4 fixed blocks on the fixed disk, sliding connection has the connecting rod on the fixed block.

Further, draw and tightly seted up the recess on the fixture block, the recess is embedded to have the connecting rod, draws the arbitrary side of fixture block perpendicular to recess to set up the fixed orifices that runs through the recess, and the fixed orifices extends to the remaining one side of drawing the fixture block perpendicular to recess, the embedding has the fixed pin in the fixed orifices.

Furthermore, a clamping cavity is formed in one end, close to the chuck, of the dragging clamping block, and the clamping cavity is fastened with the buckle.

Furthermore, a plurality of clamping protrusions are arranged on the two inner walls of the clamping cavity at staggered intervals and are matched with the buckles for use.

Further, supplementary fixed part is including fastening the casing, the fastening internal symmetry is provided with two fastening gears, and two fastening gears all are equipped with the damping, and the embedding has the extension rod between two fastening gears, and the extension rod runs through the fastening casing, and the one end of extension rod is provided with the stopper, and the other end is provided with supplementary fixed sucking disc.

Furthermore, an adjusting rod is sleeved in the supporting rod, and an adjusting window is formed in the outer wall of the supporting rod; one end of the adjusting rod is fixedly connected with the extension rod.

Has the advantages that:

the auditorium chair disclosed by the utility model has the same shape as the auditorium chair in the prior art, can be compatible with the use scene of the auditorium chair in the prior art, does not need to modify the use scene, and has wide adaptability; among the prior art, the cushion only possesses the function that bears, and does not possess other functions, like quick assembly disassembly etc. in this application, the cushion bottom is provided with drags tight device, drags the chuck swing joint of tight device and cushion bottom, through dragging the setting of tight device and chuck, can realize the quick assembly disassembly of cushion, and then convenient to detach gets off the washing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view of an auxiliary fixed suction cup component of the present invention;

FIG. 4 is a cross-sectional view of an auxiliary fixed disk component of the present invention;

FIG. 5 is a left side view of a tow gripping block assembly of the present invention;

FIG. 6 is a right side view of the clamping chamber body assembly of the present invention;

figure 7 is a cross-sectional view of a clamping chamber body component of the present invention.

In the figure: 1. a backrest; 2. a handrail; 3. a cushion; 4. a chuck; 5. a pulling device; 6. a support bar; 7. a fixed base; 8. a hydraulic regulator; 9. a connecting rod; 10. dragging and fastening the fixture block; 11. adjusting a rod; 12. an auxiliary fixing member; 13. an extension rod; 14. fastening the gear; 15. auxiliary fixing suction cups; 16. a hydraulic cylinder; 17. a hydraulic lever; 18. fixing the disc; 19. a fixed block; 20. a window; 21. a fixing pin; 22. clamping the cavity; 23. the clamping bulge.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the detailed description of the embodiments of the present invention provided in the following drawings is not intended to limit the scope of the utility model as claimed, but is merely representative of selected embodiments of the utility model.

Referring to fig. 1, the auditorium chair comprises a backrest 1, a seat cushion 3 arranged below the backrest 1, a chuck 4 arranged at the bottom of the seat cushion 3 and armrests 2 arranged at two ends of the seat cushion 3, and the auditorium chair disclosed by the utility model has the same shape as the auditorium chair in the prior art, can be compatible with the use scene of the auditorium chair in the prior art, does not need to modify the use scene, and increases the convenience;

referring to fig. 2, the bottom of a seat cushion 3 is improved in the present application, in the prior art, the bottom of the seat cushion 3 only has a bearing function, but does not have other functions, such as quick detachment and installation, etc., in the present application, a pulling device 5 is arranged at the bottom of the seat cushion 3, the pulling device 5 is movably connected with a chuck 4 at the bottom of the seat cushion 3, a support rod 6 is fixed at one side of the pulling device 5 away from the bottom of the seat cushion 3, a fixed base 7 is fixedly installed at the bottom of the support rod 6, a cavity is arranged inside the fixed base 7, an auxiliary fixed part 12 is arranged in the cavity, and the quick detachment and installation of the seat cushion 3 can be realized by the arrangement of the pulling device 5 and the chuck 4, so as to be convenient for detachment and cleaning;

in one embodiment, an auxiliary fixing part 12 is embedded in the base of the auditorium chair and used for auxiliary fixing of the base of the auditorium chair, specifically, the auxiliary fixing part 12 comprises a fastening shell, two fastening gears 14 are symmetrically arranged in the fastening shell, the two fastening gears 14 are both provided with damping, an extension rod 13 is embedded between the two fastening gears 14 and penetrates through the fastening shell, one end of the extension rod 13 is provided with a limiting block, the other end of the extension rod 13 is provided with an auxiliary fixing sucker 15, the auxiliary fixing sucker 15 is pushed out of the fastening shell to form sucker connection with the mounting surface, and then fixing of the base plate is assisted;

in one embodiment, the support rod 6 is internally sleeved with the adjusting rod 11, and the outer wall of the support rod 6 is provided with an adjusting window 20; one end of the adjusting rod 11 is fixedly connected with the extension rod 13, the adjusting rod 11 is adjusted through the adjusting window 20, and then the auxiliary fixing sucker 15 is adjusted, so that a user can conveniently perform auxiliary fixing; an L-shaped pedal can be welded on the adjusting rod 11, the treading section of the L-shaped pedal extends out of the adjusting window 20, and the auxiliary fixed suction cup 15 is fixed by treading the L-shaped pedal;

referring to fig. 2 and 4, the dragging and tightening device 5 comprises a hydraulic regulator 8, 4 windows 20 are arranged on the hydraulic regulator 8 at equal intervals in the circumferential direction, the 4 windows 20 are arranged in parallel, an adjusting rod 11 is embedded in each window 20, one end of each adjusting rod 11 is movably connected with the hydraulic regulator 8, the other end of each hydraulic regulator 8 is movably connected with a dragging and tightening clamping block 10, each dragging and tightening clamping block 10 is movably connected with a chuck 4, the chucks 4 are clamped through the adjusting rods 11 extending out of the hydraulic regulators 8, and the connection between the dragging and tightening device 5 and the seat cushion 3 is completed;

the hydraulic regulator 8 comprises a regulator shell, a hydraulic cylinder 16 is arranged at the bottom of the regulator shell, a hydraulic rod 17 is arranged at the output end of the hydraulic cylinder 16, a fixed plate 18 is fixedly installed at one end, away from the hydraulic cylinder 16, of the hydraulic rod 17, four fixed blocks 19 are circumferentially arranged on the fixed plate 18 at equal intervals, and a connecting rod 9 is slidably connected onto the fixed blocks 19;

the chuck 4 is rectangular, the four edges of the chuck 4 are respectively provided with a buckle extending along the middle direction of the chuck 4, and in the concrete implementation, the dragging clamping block 10 is buckled with the buckle to complete the installation;

referring to fig. 5-7, in one embodiment, the puller clamp block 10 is recessed, a connecting rod 9 is embedded in the groove, a fixing hole penetrating through the groove is arranged on any side of the dragging clamping block 10 which is vertical to the groove, and the fixing hole extends to the other side of the dragging and fastening block 10, which is vertical to the groove, a fixing pin 21 is embedded in the fixing hole, the fixing pin 21 is arranged to fix the dragging clamping block 10 on the connecting rod 9, so as to ensure the stability of the connection, and in one embodiment, one end of the dragging clamping block 10 close to the chuck 4 is provided with a clamping cavity 22, the clamping cavity 22 is buckled with the buckle, a plurality of clamping bulges 23 are arranged on the two inner walls of the clamping cavity 22 at staggered intervals, the plurality of clamping bulges 23 are matched with the buckle for use, can be fine through a plurality of archs with buckle lock joint to increase contact pressure, improve connection stability.

To sum up, drag tight device 5 through the installation of 3 bottoms of cushion and can realize cushion 3 in the quickly separating of base, and then realize taking away cushion 3 clean, can increase the holding power of base to cushion 3 through 4 bracing pieces 6 simultaneously, promote the travelling comfort, with stability.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides an auditorium chair convenient to clearance, including back (1), set up cushion (3) in back (1) below, set up chuck (4) in cushion (3) bottom and set up handrail (2) at cushion (3) both ends, a serial communication port, still including setting up dragging tight device (5) in cushion (3) bottom, and drag tight device (5) and chuck (4) swing joint of cushion (3) bottom, it is fixed with bracing piece (6) to drag one side that tight device (5) kept away from cushion (3) bottom, the bottom fixed mounting of bracing piece (6) has unable adjustment base (7), and the inside of unable adjustment base (7) is equipped with the cavity, be provided with supplementary fixed part (12) in the cavity.

2. The auditorium chair convenient to clean as claimed in claim 1, wherein the dragging device (5) comprises a hydraulic regulator (8), four windows (20) are formed in the hydraulic regulator (8) at equal intervals in the circumferential direction, the four windows (20) are arranged in parallel, an adjusting rod (11) is embedded in each window (20), one end of each adjusting rod (11) is movably connected with the hydraulic regulator (8), the other end of each hydraulic regulator (8) is movably connected with a dragging clamping block (10), and each dragging clamping block (10) is movably connected with the corresponding clamping disc (4).

3. An auditorium chair convenient for cleaning, as claimed in claim 2, wherein said chuck (4) is rectangular, and four sides of the chuck (4) are provided with catches extending along the middle of the chuck (4).

4. The auditorium chair convenient to clean as claimed in claim 2, wherein the hydraulic regulator (8) comprises a regulator shell, a hydraulic cylinder (16) is arranged at the bottom of the regulator shell, a hydraulic rod (17) is arranged at the output end of the hydraulic cylinder (16), a fixed plate (18) is fixedly mounted at one end, away from the hydraulic cylinder (16), of the hydraulic rod (17), four fixed blocks (19) are arranged on the fixed plate (18) at equal intervals in the circumferential direction, and a connecting rod (9) is slidably connected onto the fixed blocks (19).

5. The auditorium chair convenient to clean as claimed in claim 4, wherein the dragging clamping block (10) is provided with a groove, the groove is embedded with the connecting rod (9), any side of the dragging clamping block (10) perpendicular to the groove is provided with a fixing hole penetrating through the groove, the fixing hole extends to the remaining side of the dragging clamping block (10) perpendicular to the groove, and the fixing pin (21) is embedded in the fixing hole.

6. The auditorium chair convenient for cleaning as claimed in claim 3, wherein a clamping cavity (22) is formed at one end of the dragging clamping block (10) close to the chuck (4), and the clamping cavity (22) is fastened with a buckle.

7. An auditorium chair convenient for cleaning, as claimed in claim 6, wherein said clamping cavity (22) has a plurality of clamping protrusions (23) on its two inner walls at staggered intervals, and said plurality of clamping protrusions (23) are engaged with said snap-fit.

8. The auditorium chair convenient to clean as claimed in claim 1, wherein the auxiliary fixing part (12) comprises a fastening shell, two fastening gears (14) are symmetrically arranged in the fastening shell, each fastening gear (14) is provided with a damping, an extension rod (13) is embedded between the two fastening gears (14), the extension rod (13) penetrates through the fastening shell, one end of the extension rod (13) is provided with a limiting block, and the other end of the extension rod is provided with an auxiliary fixing sucker (15).

9. The auditorium chair convenient to clean as claimed in claim 1, wherein an adjusting rod (11) is sleeved in the supporting rod (6), and an adjusting window (20) is formed in the outer wall of the supporting rod (6); one end of the adjusting rod (11) is fixedly connected with the extension rod (13).