CN217610137U - Fixed structure's bench - Google Patents

Abstract

The utility model relates to a rowed chair, especially, fixed knot constructs's rowed chair has been related to, the last lower surface of constituteing the crossbeam pipe is opened there is fixed screw, will control the screw rod of two sets of handrail framves, insert respectively on the crossbeam pipe about in the fixed screw at both ends, the screw rod of chair post inserts in the fixed screw of crossbeam pipe, lay the seat on the crossbeam pipe, the seat left and right sides limit is equipped with turns over the page or leaf, be equipped with the screw on the page or leaf of seat, it has the screw to open on handrail frame and chair post connection edge, the screw of handrail frame and chair post connection edge corresponds the screw position that the seat turned over the page or leaf, the side of controlling both ends seat is fixed by the connection edge of handrail frame, overlap U-shaped support on the crossbeam pipe, the bottom surface of U-shaped support has opened the screw, the screw of U-shaped support embolias on handrail frame's screw, traditional rowed chair of this fixed knot structure and is connected insecure, the problem that the subassembly is deviate from easily, be equipped with U-shaped support foot and chair post, let the subassembly stabilize on the crossbeam pipe.

Description

Fixed structure's bench

Technical Field

The utility model relates to a row chair, in particular to a row chair with a fixed structure.

Background

Along with quality of life's improvement, people can be at the rest between, the park, the airport, set up the bench in places such as hospital, make things convenient for masses' rest to relax, because current bench is the block structure, the crossbeam pipe is with two upper and lower block mutual locks, upper and lower block is fixed it by the fixed screw, the block is connected with the seat face, the block is connected with supporting the chair foot, current block structure is detained the fastener on the crossbeam pipe, move the seat about for a long time, lead to the loosening of block easily, the position of seat face and support chair foot produces the skew, serious condition can lead to droing of block fixed screw, influence the daily use of bench.

Disclosure of Invention

An object of the utility model is to provide a fixed knot constructs's row chair, this fixed knot constructs's row chair solves traditional row chair insecure connection, and the problem that the subassembly is deviate from easily is equipped with U-shaped support chair foot and chair post, lets the subassembly stabilize on the crossbeam pipe.

In order to achieve the above purpose, the utility model provides a row chair with a fixed structure, which comprises an armrest frame, a seat surface, screw rods, chair columns, a beam tube, fixed screw holes, U-shaped supporting chair legs, nuts, fixed screws and notches, wherein the upper surface and the lower surface of the beam tube are provided with the fixed screw holes, the fixed screw holes on the upper surface and the lower surface of the beam tube are vertically aligned, the lower ends of the armrest frame and the chair columns are provided with supporting connecting pieces, the bottom of the supporting connecting pieces is provided with a positioning surface, the screw rods are arranged in the middle parts of the positioning surfaces of the supporting connecting pieces, the screw rods of the left and the right groups of armrest frames are respectively inserted into the fixed screw holes at the left end and the right end of the beam tube, the screw rods of the chair columns are inserted into the fixed screw holes of the beam tube, the nuts are sleeved at the bottoms of the screw rods of the chair columns, the screw rods of the chair columns are locked on the beam tube by rotating nuts, a plurality of chair columns are arranged on the beam tube, the seat surface is arranged on the beam tube, the left side and the right side edges of the seat surface are provided with page turning, the page turning of the seat surface is provided with screw holes, the page turning of the seat surface is attached to the connecting edge of the armrest frame and the seat post, the screw holes on the connecting edge of the armrest frame and the seat post correspond to the positions of the screw holes on the page turning of the seat surface, the page turning of the seat surface is fixed on the connecting edge of the armrest frame and the seat post through fixing screws and nuts, the side edges of the seat surface at the left end and the right end are fixed by the connecting edge of the armrest frame, the side edge of each group of the seat surface is connected with the connecting edge of the seat post, the seat surface is fixed on the beam tube in series, the transverse width of the seat post is 20mm, a gap is left on the connecting edge of each group of the seat surface and the seat post and is limited to be 20mm, the U-shaped supporting seat legs are U-shaped supports which are mutually fixed with the front and rear seat legs, the U-shaped supports are sleeved on the beam tube, the U-shaped notches of the U-shaped supports are sleeved on the beam tube body in size, the screw holes are arranged on the bottom surface of the U-shaped supports, the screw hole of the U-shaped support is sleeved on the screw rod of the armrest frame, the nut is locked at the tail end of the screw rod of the armrest frame, and the nut is propped and fixed at the bottom surface of the U-shaped support chair leg.

Compared with the prior art, the utility model has the advantages of: the upper and lower surfaces of the cross beam pipe are provided with fixing screw holes, the fixing screw holes on the upper and lower surfaces of the cross beam pipe are vertically aligned, the fixing screw holes are used for inserting screw rods of the armrest frame and the chair column, hole grooves of the fixing screw holes are embedded in the screw rods in a matching manner, the lower ends of the armrest frame and the chair column are provided with supporting connecting pieces, the bottom of each supporting connecting piece is provided with a positioning surface, the supporting connecting pieces are used for supporting and fixing the armrest frame and the chair column, the positioning surfaces on the supporting connecting pieces achieve the limiting effect, the screw rods are inserted into the fixing screw holes of the cross beam pipe, the positioning surfaces can be pressed and fixed on the pipe surface of the cross beam, the screw rods are arranged in the middle of the positioning surfaces of the supporting connecting pieces, the screw rods are arranged in the middle to achieve more stable fixed gravity center, the screw rods of the left and right armrest frames are respectively inserted into the fixing screw holes at the left and right ends of the cross beam pipe, common rowed chair armrests are arranged at the tail ends of the left and right sides, and can also can be inserted into the middle to achieve the free replacement purpose, the screw rods of the chair columns are inserted into the fixing screw holes of the cross beam pipe, nuts are sleeved at the bottoms of the screw rods of the chair columns, the screw rods of the chair columns are locked on the cross beam pipe by rotating the nuts, a plurality of chair columns are arranged on the cross beam pipe, the chair columns are arranged on the cross beam pipe according to the space width of each group of seat boards, the seat surface is placed on the cross beam pipe, page turning is arranged on the left side and the right side of the seat surface, screw holes are arranged on the page turning of the seat surface, the page turning of the seat surface is attached to the connecting edges of the armrest frame and the chair columns, the screw holes are arranged on the connecting edges of the armrest frame and the chair columns, the screw holes on the connecting edges of the armrest frame and the chair columns correspond to the screw hole positions of the page turning of the seat surface, the page turning of the seat surface is fixed on the connecting edges of the armrest frame and the chair columns by fixing screws and nuts, the side edges of the seat surfaces on the left side and the right side are fixed by the connecting edges of the armrest frame, the seat surfaces of each group of the chair columns are connected together in series, the seat surface is fixed on the cross beam pipe in series, the seat lock is fixed on the cross beam pipe through mutual locking of accessories, the transverse width of the seat column is 20mm, the connecting edge of each group of seat surface and the seat column is provided with a gap and limited to 20mm, the connecting edge of the seat and the seat column is provided with a gap, in order to avoid the fingers from being inserted into the gap on the seat edge by mistake, the width of the seat column is limited to 20mm, the extended gap width is also kept to 20mm, the U-shaped support seat leg is a U-shaped support and is fixed with the front and the rear seat legs, the U-shaped support is sleeved on the cross beam pipe, the U-shaped notch of the U-shaped support is matched with the size of the tube body of the cross beam pipe and is sleeved, the bottom surface of the U-shaped support is provided with a screw hole, the screw hole of the U-shaped support is sleeved on the screw rod of the armrest frame, the nut is locked at the tail end of the screw rod of the armrest frame, the nut is propped and fixed on the bottom surface of the U-shaped support seat leg, the U-shaped support frame that the chair foot was supported in the U-shaped overlaps on the crossbeam pipe, when sitting seat crossbeam pipe atress, will push down on gravity transmits the U-shaped support, the U-shaped support is the fastener of U-shaped, the footing of U-shaped support forms the holding power, it extrudees U-shaped support and crossbeam pipe each other to push down gravity, make both inseparable lock be in the same place, and the handrail frame on upper portion presses on the crossbeam pipe through the gravity of pushing down, the material resources that hold of supporting the chair foot through the pressure of handrail frame on upper portion and lower part U-shaped, with the fixed knot of part on the crossbeam pipe, solve the insecure problem of the row's chair of original block structure, press the part on row's chair through external force, the utility model provides a problem that traditional row chair is connected insecure, the subassembly is deviate from easily, is equipped with U-shaped support chair foot and chair post, lets the subassembly stabilize on the crossbeam pipe, has easy to install, simple, practical characteristics.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the installation structure of the row chair of the present invention.

Fig. 2 is a schematic structural view of the armrest frame and the U-shaped supporting chair legs of the present invention installed on the cross beam tube.

Fig. 3 is a schematic view of the top view structure of the present invention.

Fig. 4 is a schematic view of the back mounting structure of the seat of the present invention.

Fig. 5 is a schematic view of the mounting structure of the U-shaped supporting chair leg of the present invention.

Fig. 6 is a schematic view of the structure of the U-shaped supporting chair leg of the present invention.

Fig. 7 is a schematic sectional view of the U-shaped supporting chair leg of the present invention.

In fig. 1: the chair comprises an armrest frame 1, a seat surface 2, a screw rod 3, a chair column 4, a beam pipe 5, a U-shaped supporting chair leg 7, a nut 8 and a fixing screw 9.

In FIG. 2: and a screw hole 6 is fixed.

In FIG. 3: a notch 10.

Detailed Description

The utility model relates to a fixed structure's row chair, by handrail frame 1, seat face 2, screw rod 3, chair post 4, crossbeam pipe 5, fixed screw 6, U-shaped support chair foot 7, nut 8, fixed screw 9, breach 10 constitutes, open the upper and lower face of crossbeam pipe 5 has fixed screw 6, fixed screw 6 of crossbeam pipe 5 upper and lower face aligns perpendicularly, fixed screw 6 is used for inserting handrail frame 1, the screw rod 3 of chair post 4, the hole groove of fixed screw 6 is coincide with screw rod 3 and is embedded, handrail frame 1, the lower extreme of chair post 4 are equipped with the support connecting piece, be equipped with the locating surface at the support connecting piece bottom, the support connecting piece is used for supporting fixed handrail frame 1, chair post 4, the locating surface on the support connecting piece reaches spacing effect, screw rod 3 inserts crossbeam pipe 5 fixed screw 6, the locating surface can be pressed firmly on crossbeam pipe 5 face, screw rod 3 is established in the middle part of support connecting piece locating surface, screw rods 3 are arranged in the middle to achieve more stable fixed gravity center, the screw rods 3 of a left handrail frame and a right handrail frame 1 are respectively inserted into fixed screw holes 6 at the left end and the right end of a beam tube 5, common row chair handrails are arranged at the tail ends of the left side and the right side, the handrails can also be inserted in the middle to achieve the purpose of free replacement, the screw rods 3 of chair columns 4 are inserted into the fixed screw holes 6 of the beam tube 5, nuts 8 are sleeved at the bottoms of the screw rods 3 of the chair columns 4, the screw rods 3 of the chair columns 4 are locked on the beam tube 5 by rotating the nuts 8, a plurality of chair columns 4 are arranged on the beam tube 5, the chair columns 4 are arranged on the beam tube 5 according to the space width of each group of chair plates, a chair surface 2 is arranged on the beam tube 5, page turning is arranged at the left side and the right side of the chair surface 2, page turning screw holes are arranged on the seat surface 2, the page turning handrail frames 1 and the connecting edges of the chair columns 4 are provided with screw holes at the connecting edges of the handrail frames 1 and the chair columns 4, the screw holes of the connecting edge of the armrest frame 1 and the chair column 4 correspond to the screw hole positions of the page turning of the chair surface 2, the page turning of the chair surface 2 is fixed on the connecting edge of the armrest frame 1 and the chair column 4 through a fixing screw 9 and a nut 8, the side edges of the chair surface 2 at the left end and the right end are fixed by the connecting edge of the armrest frame 1, the side edges of each group of chair surfaces 2 are connected with the connecting edge of the chair column 4, the chair surfaces 2 are connected in series together through the connecting edge of the chair column 4, the chair surfaces 2 are connected in series and fixed on the cross beam pipe 5, the chair locks are fixed on the cross beam pipe 5 through mutual locking of accessories, the transverse width of the chair column 4 is 20mm, a gap 10 is reserved on the connecting edge of each group of the chair surfaces 2 and the chair column 4 and is limited to be 20mm, a gap is reserved on the connecting edge of the chair and the chair column 4, in order to avoid the mistaken insertion of fingers into the gap on the chair edge, the width of the chair column 4 is limited to be 20mm, and the extended gap is also kept to be 20mm, the U-shaped supporting chair leg 7 is a U-shaped support and is mutually fixed with the front and the rear chair legs, the U-shaped support is sleeved on the cross beam tube 5, the U-shaped notch of the U-shaped support is sleeved with the tube body of the cross beam tube 5 in a size fit manner, the bottom surface of the U-shaped support is provided with a screw hole, the screw hole of the U-shaped support is sleeved on the screw rod 3 of the armrest frame 1, a nut 8 is locked at the tail end of the screw rod 3 of the armrest frame 1, the nut 8 is propped against the bottom surface of the U-shaped support of the U-shaped supporting chair leg 7, the U-shaped support of the U-shaped supporting chair leg 7 is sleeved on the cross beam tube 5, when the seat is seated on the cross beam tube 5 and is stressed, the downward pressing gravity is transmitted to the U-shaped support, the U-shaped support is a U-shaped fastener, the foot of the U-shaped support forms supporting force, the downward pressing gravity mutually extrudes the U-shaped support and the cross beam tube 5 to enable the U-shaped support and the cross beam tube 5 to be tightly buckled together, and the armrest frame 1 at the upper part is pressed on the cross beam tube 5 through the downward pressing gravity, the parts are fixedly buckled and pressed on the beam pipes 5 through the pressure of the upper armrest frame 1 and the material bearing force of the lower U-shaped supporting chair legs 7, the problem that the row chairs of the original clamping structure are not firm is solved, and the parts are pressed and fixed on the row chairs through external force.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, so as not to limit the protection scope of the present invention, and all equivalent controls or modifications made according to the spirit of the main technical solution of the present invention should be covered in the protection scope of the present invention.

Claims (7)

1. The utility model provides a fixed knot constructs row chair constitutes handrail frame (1), seat face (2), screw rod (3), seat post (4), crossbeam pipe (5), fixed screw (6), U-shaped and supports chair foot (7), nut (8), fixed screw (9), breach (10), its characterized in that: the upper and lower surfaces of a cross beam pipe (5) are provided with fixing screw holes (6), screw rods (3) of a left handrail frame and a right handrail frame (1) are respectively inserted into the fixing screw holes (6) at the left end and the right end of the cross beam pipe (5), U-shaped supporting chair legs (7) are fixed with a front chair leg and a rear chair leg, the U-shaped supporting frames are sleeved on the cross beam pipe (5), U-shaped notches of the U-shaped supporting frames are matched with a pipe body of the cross beam pipe (5) in size and sleeved in, the bottom surfaces of the U-shaped supporting frames are provided with screw holes, the screw holes of the U-shaped supporting frames are sleeved on the screw rods (3) of the handrail frames (1), nuts (8) are locked at the tail ends of the screw rods (3) of the handrail frames (1), and the nuts (8) are fixedly propped against the bottom surfaces of the U-shaped supporting chair legs (7).

2. A fixed structure row of chairs as claimed in claim 1, wherein: the screw (3) of the chair column (4) is inserted into the fixing screw hole (6) of the cross beam pipe (5), the nut (8) is sleeved at the bottom of the screw (3) of the chair column (4), and the screw (3) of the chair column (4) is locked on the cross beam pipe (5) by rotating the nut (8).

3. A fixed structure row of chairs as claimed in claim 1, wherein: the chair surface (2) is placed on the cross beam pipe (5), page turning is arranged on the left side and the right side of the chair surface (2), screw holes are formed in the page turning of the chair surface (2), the page turning of the chair surface (2) is attached to the connecting edge of the armrest frame (1) and the chair column (4), the connecting edge of the armrest frame (1) and the chair column (4) is provided with the screw holes, the screw holes in the connecting edge of the armrest frame (1) and the chair column (4) correspond to the screw hole positions of the page turning of the chair surface (2), the page turning of the chair surface (2) is fixed on the connecting edge of the armrest frame (1) and the chair column (4) through fixing screws (9) and nuts (8), and the side edges of the chair surface (2) at the left end and the right end are fixed through the connecting edge of the armrest frame (1).

4. A fixed structure row of chairs as claimed in claim 2, wherein: the chair is characterized in that a plurality of chair columns (4) are arranged on the beam tube (5), the side edges of each group of seat surfaces (2) are connected with the connecting edges of the chair columns (4), and the seat surfaces (2) are connected in series and fixed on the beam tube (5).

5. A fixed structure row of chairs as claimed in claim 1, wherein: the fixed screw holes (6) on the upper surface and the lower surface of the beam pipe (5) are vertically aligned.

6. A fixed structure row of chairs as claimed in claim 1, wherein: the lower ends of the armrest frame (1) and the chair column (4) are provided with supporting connecting pieces, the bottoms of the supporting connecting pieces are provided with positioning surfaces, and the screw rods (3) are arranged in the middle of the positioning surfaces of the supporting connecting pieces.

7. A fixed structure row of chairs as claimed in claim 2, wherein: the transverse width of the chair columns (4) is 20mm, and a gap (10) is reserved on the connecting edge of each group of seat surfaces (2) and the chair columns (4) and is limited to 20mm.

Images