CN111195019A - But automatic re-setting's integral type table chair - Google Patents

But automatic re-setting's integral type table chair Download PDF

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Publication number
CN111195019A
CN111195019A CN202010107040.1A CN202010107040A CN111195019A CN 111195019 A CN111195019 A CN 111195019A CN 202010107040 A CN202010107040 A CN 202010107040A CN 111195019 A CN111195019 A CN 111195019A
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CN
China
Prior art keywords
automatic
clamping
shaft
block
hole
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Pending
Application number
CN202010107040.1A
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Chinese (zh)
Inventor
吴新云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Leadcom Seating Co ltd
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Foshan Leadcom Seating Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Foshan Leadcom Seating Co ltd filed Critical Foshan Leadcom Seating Co ltd
Priority to CN202010107040.1A priority Critical patent/CN111195019A/en
Publication of CN111195019A publication Critical patent/CN111195019A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
    • A47B83/02—Tables combined with seats
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/18—Chairs or stools with rotatable seat
    • A47C3/185—Chairs or stools with rotatable seat self-returning to the original position
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/002—Chair or stool bases

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  • Chairs Characterized By Structure (AREA)

Abstract

The invention provides an integrated table and chair capable of automatically resetting. The automatic correcting device comprises a seat plate, a mounting seat arranged on the seat plate, a bracket, a table plate arranged on the bracket and positioned in front of the seat plate, an automatic resetting rotary shaft, a locking mechanism, a support rod and an automatic correcting mechanism arranged on the bracket; the mounting seat is provided with a clamping groove and an axial hole which is communicated with the clamping groove and is vertical in the axial direction; the top of the automatic reset rotary shaft is inserted into the shaft hole and is matched and connected with the shaft hole; the locking mechanism comprises a connecting screw rod, a clamping part and a connecting part; the clamping parts are respectively fixedly arranged on two sides of the top end of the connecting part and clamped in the clamping grooves; the bottom end of the connecting part is provided with an inclined plane, the bottom of the connecting part is inserted into the shaft hole, and the top of the automatic reset rotary shaft is matched and connected with the inclined plane; the connecting screw rod penetrates through the connecting part and is in threaded connection with the automatic reset revolution shaft; the bottom of the automatic reset rotary shaft is fixedly arranged at one end of the supporting rod; the other end of the supporting rod is connected with the automatic aligning mechanism so that the supporting rod can automatically align after rotating. The invention is novel and unique, has good universality, automatic correction and good correction effect.

Description

But automatic re-setting's integral type table chair
Technical Field
The invention belongs to the technical field of chairs, and particularly relates to an integrated table and chair capable of automatically resetting.
Background
At present, the swivel chair in the market can realize lifting and rotating, is simple to use and convenient to operate, and is suitable for occasions such as bars, offices, schools and families. Although the lifting chair has the lifting function and the rotating function, the chair surface of the rotating chair can freely rotate for 360 degrees relative to the chair legs, which is very convenient, when the human body leaves after rotating, the chair surface still keeps the state after the rotation is finished, and can not automatically rotate to the set position (or called automatic alignment).
With the rapid development of science and technology, a swivel chair capable of automatically rotating and resetting has been developed, for example, the patent application numbers are: 201520557103.8 discloses an automatic returning swivel axis of swivel chair, which can automatically return to the set position.
The existing lifting seat generally adopts a seat plate chassis as shown in fig. 5, the seat plate chassis is provided with a through hole for installing a gas spring, the gas spring is directly inserted into the through hole, and the seat plate can be effectively supported, so that the seat plate can be lifted and can rotate 360 degrees relative to the gas spring. However, from the perspective of the operation of chair manufacturing enterprises, the current resources are effectively utilized, which is beneficial to reducing the production cost and improving the profit. Then, how to combine together the seat plate chassis of automatic re-setting gyration axle and current lift seat effectively, make the automatic re-setting gyration axle can be fast simply and stable be fixed in the seat plate chassis to produce a section can rotate the desk chair that resets automatically, can reach tightly firmly, obtain excellent just effect, need not to design new seat plate chassis in addition and make the mould, this is a current research difficult problem.
It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide an integrated table and chair capable of automatically resetting, which can effectively utilize the seat plate chassis of the existing lifting seat, is simple and convenient to disassemble and assemble, has strong locking effect, good universality and good automatic resetting effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
an integrated table and chair capable of automatically resetting comprises a seat plate with a chair back, a mounting seat fixedly arranged on the seat plate, a support, a table plate fixedly arranged on the support and positioned on the front side of the seat plate, an automatic resetting swivel shaft, a locking mechanism, a support rod and an automatic centering mechanism arranged on the support;
the mounting seat is provided with a clamping groove and an axial hole which is communicated with the clamping groove and is vertical in the axial direction;
the top of the automatic reset rotary shaft is inserted into the shaft hole and is connected with the shaft hole in a matching way;
the locking mechanism comprises a connecting screw rod, a clamping part and a connecting part; the clamping parts are fixedly arranged on two sides of the top end of the connecting part respectively and clamped in the clamping grooves; the bottom end of the connecting part is provided with an inclined plane, the bottom of the connecting part is inserted into the shaft hole, and the top of the automatic reset rotary shaft is matched and connected with the inclined plane; the connecting screw rod penetrates through the connecting part and is in threaded connection with the automatic resetting rotary shaft;
the bottom of the automatic reset rotary shaft is fixedly arranged at one end of the supporting rod;
the other end of the supporting rod is connected with the automatic aligning mechanism so that the supporting rod can automatically align after rotating.
In the integrated table and chair capable of automatically resetting, the connecting screw is a hexagon socket head cap screw.
In the integrated table and chair capable of automatically resetting, the clamping portion is provided with a limiting screw which is vertically arranged and fixedly connected with the clamping portion, and the limiting screw is clamped in the clamping groove.
In the integrated table and chair capable of automatically resetting, the connecting part is provided with a through hole which is vertically arranged, the connecting screw rod penetrates through the through hole, and the top of the automatic resetting rotary shaft is provided with a connecting screw hole connected with the connecting screw rod.
In the integrated table and chair capable of automatically resetting, the automatic correcting mechanism comprises a fixed seat fixedly arranged on the support, a fixed shaft vertically arranged and fixedly arranged on the fixed seat at two ends, a torsion spring sleeved on the fixed shaft, a fixed block fixedly arranged on the fixed shaft, a rotating block and a supporting block, wherein the rotating block and the supporting block are rotatably arranged on the fixed shaft; the upper end of the torsion spring is fixedly arranged at the bottom of the rotating block, and the lower end of the torsion spring is fixedly arranged at the top of the fixed block; the supporting block is arranged below the fixed block; the supporting rod is provided with a rotating hole, the bottom of the rotating block is clamped in the rotating hole, and the top of the supporting block penetrates through the rotating hole.
In the integrated table and chair capable of automatically resetting, the fixing seat is provided with a limiting groove for limiting the horizontal swinging angle of the supporting rod, and the supporting rod is fixedly provided with a limiting block positioned in the limiting groove.
In the integrated table and chair capable of automatically resetting, the bottom of the rotating block is provided with a clamping block, and the support rod is correspondingly provided with a bayonet; the clamping block is clamped on the clamping opening.
In the integrated table and chair capable of automatically resetting, bearings are respectively arranged at the upper end and the lower end of the fixed shaft; the bearing is rotatably arranged on the fixed shaft; and mounting grooves are respectively formed in the top of the rotating block and the bottom of the supporting block, and the bearing is arranged in the mounting grooves.
In the integrated table and chair capable of automatically resetting, the fixing block is vertically provided with a clamping hole, and the fixing shaft is correspondingly provided with a clamping part clamped in the clamping hole.
In the integrated table and chair capable of automatically resetting, the automatic correcting mechanism and the seat board are respectively provided with two parts which are respectively arranged on the left side and the right side of the bracket in a bilateral symmetry mode.
Has the advantages that:
the invention provides an integrated table and chair capable of automatically resetting, which is novel and unique in structure, simple and convenient to disassemble and assemble, low in cost, capable of providing a strong locking effect, capable of realizing an automatic resetting function and good in resetting effect. The invention can be applied to a classroom, and ensures that the seat board can automatically return to the original position after rotating, thereby ensuring that the seat board is over against a platform in the classroom to keep the seat board orderly.
The invention effectively utilizes the seat plate chassis of the existing lifting seat, designs a locking mechanism and an automatic reset rotary shaft which have the characteristics of strong locking action, easy installation and the like on the basis of the seat plate chassis, is used for connecting the seat plate chassis and the supporting rod, has good universality, completely does not need to design a proper seat plate chassis and a die for manufacturing the seat plate chassis, and greatly reduces the operating cost of production enterprises.
In addition, the automatic aligning mechanism is arranged to enable the supporting rod to rotate, so that the distance between the seat board and the table board can be adjusted, the comfort of a user is improved, and the supporting rod can automatically return to the original position after horizontally rotating through the automatic aligning mechanism to keep tidiness without manual aligning.
Drawings
FIG. 1 is a perspective view of an integrated table and chair capable of automatically resetting.
Fig. 2 is an exploded view of the structure of the connection of the automatic centering mechanism, the automatic reset swivel shaft, the locking mechanism, the bracket, the support rod and the mounting seat in the automatic reset integrated table and chair provided by the invention.
Fig. 3 is a schematic structural diagram of the connection between the automatic reset swivel shaft and the locking mechanism in the automatic reset integrated table and chair provided by the invention.
Fig. 4 is a schematic structural diagram of the connection between the locking mechanism and the mounting seat in the integrated table and chair capable of automatically resetting provided by the invention.
FIG. 5 is a perspective view of the mounting seat of the integrated table and chair capable of automatically resetting according to the present invention.
FIG. 6 is a schematic diagram of the locking mechanism of the integrated table and chair capable of automatically resetting.
Fig. 7 is a perspective view of the connection structure of the automatic reset swivel shaft, the mounting seat and the seat plate in the automatic reset integrated table and chair provided by the invention.
Fig. 8 is an exploded view of the structure of the automatic aligning mechanism connected to the support rod in the integrated table and chair capable of automatically resetting provided by the invention.
Fig. 9 is a perspective view of the automatic return mechanism of the integrated table and chair capable of automatically returning provided by the invention.
FIG. 10 is a perspective view of the fixing base of the integrated table and chair capable of automatically resetting according to the present invention.
Fig. 11 is an exploded view of the connection structure between the rotating block, the fixed block, the supporting block and the fixed shaft in the integrated table and chair capable of automatically resetting provided by the invention.
FIG. 12 is a perspective view of a rotating block of the integrated table and chair capable of automatically resetting according to the present invention.
FIG. 13 is a perspective view of a fixing block of the integrated table and chair capable of automatically resetting according to the present invention.
Detailed Description
The invention provides an integrated table and chair capable of automatically resetting, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2, 3 and 7, the present invention provides an integrated table and chair capable of automatically resetting, which includes a seat plate 12 with a seat back 11, a mounting seat 3 fixed on the seat plate 12 by a bolt mounting manner, a bracket 13, a table plate 14 fixed on the bracket 13 and located at the front side of the seat plate 12, an automatic resetting swivel shaft 2, a locking mechanism 4, a support rod 5, and an automatic resetting mechanism 6 located on the bracket 13.
As shown in fig. 5, the mounting seat 3 is provided with a locking groove 31 and an axial hole 32 which is communicated with the locking groove 31 and is vertical in the axial direction. Specifically, the mounting seat 3 is a seat pan of an existing lifting seat, and is mounted below the seat pan 12 to support the seat pan, as shown in fig. 7. Of course, the base plate can be other types of base plates with shaft holes and clamping grooves.
As shown in fig. 5 and 7, the top of the self-return swiveling shaft 2 is inserted into the shaft hole 32 and is connected to the shaft hole 32. The internal diameter size in shaft hole 32 suits with the external diameter size at the top of automatic re-setting gyration axle 2, inserts the shaft hole 32 back when automatic re-setting gyration axle 2, and mount pad 3 can only rotate along automatic re-setting gyration axle 2, and can not produce the level and rock.
As shown in fig. 3, 4, 5 and 6, the locking mechanism 4 includes a connecting screw 41, a clamping portion 43 and a connecting portion 42; the clamping parts 43 are respectively and fixedly arranged at two sides of the top end of the connecting part 42 and clamped in the clamping grooves 31; the bottom of connecting portion 42 is equipped with inclined plane 47, insert the bottom of connecting portion 42 shaft hole 32, the link 21 at the top of automatic re-setting gyre axle 2 with inclined plane 47 cooperation meets, promptly, after connecting screw 41 couples together connecting portion 42 and automatic re-setting gyre axle 2, inclined plane 47 and the inclined plane 22 laminating contact that the link 21 at the top of automatic re-setting gyre axle 2 set up. The connecting screw rod 41 penetrates through the connecting part 41 and is in threaded connection with the automatic reset revolution shaft 2.
The projection of the connecting part 41 on the horizontal plane is circular, the diameter of the connecting part is smaller than that of the shaft hole 32, the connecting part 42 can be conveniently inserted into the shaft hole 32, and the difficulty in dismounting is reduced. In addition, a groove (not shown) is formed in the top of the automatic reset rotary shaft 2, the connecting end 21 of the automatic reset rotary shaft 2 is located in the groove, the connecting portion 42 is correspondingly inserted into the groove to be connected with the connecting end 21 in a matching manner, and the connection between the automatic reset rotary shaft 2 and the connecting portion 42 is hidden in the groove.
Set up inclined plane 47 and inclined plane 22 respectively at connecting portion 42 and automatic re-setting convolution axle 2's junction, area of contact has been increased, thereby increase frictional force, be favorable to strengthening the connection between connecting portion 42 and the automatic re-setting convolution axle 2, prevent to take place to rotate because of between connecting portion 42 and the automatic re-setting convolution axle 2, it reduces to some extent to become flexible so that just effect reduces, and need not to carry out troublesome hole to when the installation, when inclined plane 47 and inclined plane 22 laminate mutually, just accomplished the hole, be convenient for penetrate connecting portion 42 with connecting screw and screw in link 21, reduce the installation degree of difficulty.
The locking mechanism 4 and the automatic reset rotary shaft 2 which are unique in structure are adopted, and are matched to work, and are fixedly connected with the existing mounting seat 3, so that the locking mechanism is good in locking effect, easy to manufacture, simple and convenient to mount, good in universality, and suitable mounting seats and corresponding manufacturing molds do not need to be designed, and the production cost of enterprises is greatly reduced.
As shown in fig. 1 and 2, the bottom of the automatic return swivel shaft 2 is fixedly arranged at one end of the support rod 5; the other end of the support rod 5 is connected with the automatic aligning mechanism 6 so that the support rod 5 can automatically align after rotating.
The invention uses the locking mechanism 4 and the automatic reset rotary shaft 2 to be fixedly connected with the mounting seat 3, the mounting seat 3 is arranged at the bottom of the seat board 12 through bolts, then the bottom of the automatic reset rotary shaft 2 is fixed at one end of the supporting rod 5 through a welding mode or a bolt connection mode, the other end of the supporting rod 5 is connected to the automatic aligning mechanism 6, the automatic aligning mechanism 6 is fixed on the bracket 13 through a bolt installation mode, so that the supporting rod 5 can rotate greatly on the horizontal plane under the action of the automatic aligning mechanism 6 to adjust the distance between the seat board 12 and the table board 14, and further the use comfort is improved. Moreover, the support rod 5 can automatically rotate to reset after rotating (after the human body leaves), and manual reset is not needed.
In addition, the seat board 12 can rotate 360 degrees under the action of the automatic reset rotary shaft 2 and automatically reset after the human body leaves. Through the automatic aligning mechanism 6 and the automatic reset rotating shaft 2, the seat board 12 can rotate and can automatically return to the original position, and further the seat board can be ensured to be over against the platform in the classroom.
Of course, as shown in fig. 2 and 8, the support rod 5 is provided with a mounting hole 52, and the bottom of the automatic return swivel shaft 2 is inserted into the mounting hole 52 and fixed so that the bottom of the automatic return swivel shaft 2 can rotate synchronously with the rotation of the support rod 5; meanwhile, when the top of the automatic reset swivel shaft 2 rotates and rotates on the seat plate 12, the bottom of the automatic reset swivel shaft 2 can be fixed, so that the seat plate 12 can be automatically reset under the work of the automatic reset swivel shaft 2.
As shown in fig. 3 and 6, specifically, the connecting portion 42 is provided with a through hole 44 vertically arranged, the connecting screw 41 is inserted into the through hole 44, and the top of the automatic return rotation shaft 2 is provided with a connecting screw hole (not shown in the figure) connected with the connecting screw 41.
As shown in fig. 4, specifically, the connection screw 41 is an inner hexagonal screw, and an inner hexagonal wrench is used to screw the connection screw, so that the labor is saved, the convenience is achieved, and the installation speed is increased. Of course, other types of screws are possible, such as an outer hexagonal screw.
As shown in fig. 4, the clamping portion 43 is provided with a vertically arranged limiting screw 45 fixedly connected with the vertically arranged limiting screw, and the limiting screw 45 is clamped in the clamping groove 31.
As shown in fig. 3, 4 and 5, after the top of the self-resetting swivel shaft 2 is inserted into the shaft hole 32, the connecting portion 42 is inserted into the shaft hole 32 and the clamping portion 43 is placed in the clamping groove 31, and the connection between the self-resetting swivel shaft 2 and the connecting portion 42 is realized by using the connecting screw rod 41; subsequently, the limiting screw 45 is used, the connecting hole 46 formed in the clamping portion 43 is screwed in, the edge of the limiting screw 45 is in contact with the inner wall surface of the clamping groove 31, the clamping portion 43 is clamped in the clamping groove 31, and therefore it is ensured that the mounting seat 3 can drive the locking mechanism 4 to rotate at the same time, moreover, because a strong locking effect is established between the locking mechanism 4 and the top of the automatic reset rotating shaft 2, the top of the automatic reset rotating shaft 2 is enabled to rotate synchronously along with the mounting seat 3, and after a human body leaves, automatic reverse rotation and resetting can be realized.
As shown in fig. 2, 8, 9 and 11, specifically, the automatic aligning mechanism 6 includes a fixing base 61 fixed to the bracket 13 by a bolt installation method, a fixing shaft 63 vertically arranged and fixed to the fixing base 61 at both ends thereof, a torsion spring 64 sleeved on the fixing shaft 63, a fixing block 65 fixed to the fixing shaft 63, a rotating block 62 and a supporting block 66 both rotatably arranged on the fixing shaft 63.
Wherein, the upper end of the torsion spring 64 is fixedly arranged at the bottom of the rotating block 62, and the lower end of the torsion spring 64 is fixedly arranged at the top of the fixed block 65. The supporting block 66 is disposed below the fixing block 65. The support rod 5 is provided with a rotating hole 51, the bottom of the rotating block 62 is clamped in the rotating hole 51, the top of the supporting block 66 penetrates through the rotating hole 51, and the fixing block 65 is located in the rotating hole 51.
When the support rod 5 rotates in the horizontal plane, the rotation block 62 can be driven to rotate at the same time, and the torsion spring 64 deforms due to the rotation of the rotation block 62 and the stability and immobility of the fixed block 65, so that the support rod 5 is driven to rotate in the reverse direction due to the action (return to the original shape) of the torsion spring 64 after the human body leaves, and returns to the original position.
As shown in fig. 11, 12 and 13, the rotating block 62 is provided with an insertion hole 622 adapted to insert the upper end of the torsion spring 64 and fixedly connect the same, and the fixing block 65 is provided with an insertion hole 651 adapted to insert the lower end of the torsion spring 64 and fixedly connect the same, so that both ends of the torsion spring are fixedly connected to the rotating block 62 and the fixing block 65, respectively, and the assembly and disassembly are very convenient.
As shown in fig. 8 and 10, specifically, the fixing seat 61 is provided with a limiting groove 611 for limiting the horizontal swing angle of the supporting rod 5, and the supporting rod 5 is fixedly provided with a limiting block 53 located in the limiting groove 611. In this embodiment, the stopper 53 is integrally formed with the support rod 5. When the rotation is in place, the limiting block 53 contacts with one side wall surface of the limiting groove 611; when the support rod 5 returns to the original position, the limiting block 53 contacts with the other side wall surface of the limiting groove 611.
In addition, the fixing base 61 is provided with mounting holes 612 suitable for inserting the upper end and the lower end of the fixing shaft 63, and then is locked by screws, and the horizontally arranged screws are screwed into the vertically arranged fixing shaft 63 from the fixing base 61, so that the fixing shaft 63 is stably fixed on the fixing base 61 without rotating. Subsequently, the mounting hole is covered by an end cover 613, so that the fixing shaft is protected from water vapor and is attractive and durable.
As shown in fig. 8, 11 and 12, specifically, the bottom of the rotating block 62 is provided with a clamping block 621 integrally formed with the rotating block on the outer peripheral surface thereof, and the support rod 5 is provided with a bayonet 54 corresponding to the rotating hole 51; the clamping block 621 is clamped to the clamping opening 54.
The rotating block 62 and the supporting block 66 are both bosses with circular cross sections, the diameters of the bottom of the rotating block 62 and the top of the supporting block 66 are suitable for the inner diameter of the rotating hole 51 arranged on the supporting rod 5, and the rotating block 62 is connected with the supporting rod 5 in a matched manner through the bayonet 54 and the clamping block 621, so that the rotating block 62 and the supporting rod 5 rotate synchronously. The bottom surface of the supporting block 66 contacts the fixing seat 61, so as to support the supporting rod 5 strongly, and the supporting rod 5 rotates relative to the supporting block 66.
As shown in fig. 8, 9 and 11, specifically, bearings are respectively disposed at the upper and lower ends of the fixed shaft 63; the bearing is rotatably provided on the fixed shaft 63. The top of the rotating block 62 is provided with a mounting groove (not marked in the figure), and the bearing 67 is mounted in the mounting groove of the rotating block 62. Similarly, the bottom of the support block 66 is provided with a mounting groove, and the bearing is mounted in the mounting groove.
The bearings are provided to reduce frictional resistance between the supporting block 66, the rotating block 62 and the fixing base 61, so as to facilitate smooth rotation of the supporting rod 5. The outer end face of the bearing is in contact with the fixed seat 61, the inner diameter of the bearing is appropriate to the diameter of the fixed shaft 63, and the contact and the friction force generation between the top face of the rotating block 62 and the bottom face of the supporting block 66 and the fixed seat 61 are avoided.
As shown in fig. 11 and 13, specifically, the fixing block 65 is vertically provided with a fastening hole 653, and the fixing shaft 63 is correspondingly provided with a fastening portion 631 fastened to the fastening hole 653. In this embodiment, the fixing block 65 is provided with a blocking portion 652 in the circular through hole to form a blocking hole 653, when the fixing shaft 63 is inserted into the blocking hole 653 from top to bottom, the blocking portion 631 contacts with an inner wall surface of the blocking hole 653, and the blocking portion 652 can support the fixing shaft 63 to prevent the fixing shaft 63 from moving down.
As shown in fig. 1, the automatic centering mechanism 6 and the seat plate 12 are respectively provided with two parts and are respectively provided on the left and right sides of the bracket 13 in a left-right symmetrical manner. In the embodiment, the integrated table and chair provides two seats, the two seat plates 12 share one bracket 13 and one table plate 14, and the integrated table and chair has the advantages of automatic aligning, manufacturing material saving and teaching place space saving, stability, reliability, beauty and durability, and is very suitable for being used in schools.
In conclusion, the invention provides the integrated table and chair capable of automatically resetting, which has the advantages of novel and unique structure, simplicity and convenience in disassembly and assembly, low cost, capability of providing a stronger locking effect, realization of an automatic resetting function and good resetting effect. The invention can be applied to a classroom, and ensures that the seat board can automatically return to the original position after rotating, thereby ensuring that the seat board is over against a platform in the classroom to keep the seat board orderly.
The invention effectively utilizes the seat plate chassis of the existing lifting seat, designs a locking mechanism and an automatic reset rotary shaft which have the characteristics of strong locking action, easy installation and the like on the basis of the seat plate chassis, is used for connecting the seat plate chassis and the supporting rod, has good universality, completely does not need to design a proper seat plate chassis and a die for manufacturing the seat plate chassis, and greatly reduces the operating cost of production enterprises.
In addition, the automatic aligning mechanism is arranged to enable the supporting rod to rotate, so that the distance between the seat board and the table board can be adjusted, the comfort of a user is improved, and the supporting rod can automatically return to the original position after horizontally rotating through the automatic aligning mechanism to keep tidiness without manual aligning.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.

Claims (10)

1. An integrated table and chair capable of automatically resetting comprises a seat plate with a chair back, a mounting seat fixedly arranged on the seat plate, a support, a table plate fixedly arranged on the support and positioned on the front side of the seat plate, and an automatic resetting swivel shaft, and is characterized by further comprising a locking mechanism, a support rod and an automatic centering mechanism arranged on the support;
the mounting seat is provided with a clamping groove and an axial hole which is communicated with the clamping groove and is vertical in the axial direction;
the top of the automatic reset rotary shaft is inserted into the shaft hole and is connected with the shaft hole in a matching way;
the locking mechanism comprises a connecting screw rod, a clamping part and a connecting part; the clamping parts are fixedly arranged on two sides of the top end of the connecting part respectively and clamped in the clamping grooves; the bottom end of the connecting part is provided with an inclined plane, the bottom of the connecting part is inserted into the shaft hole, and the top of the automatic reset rotary shaft is matched and connected with the inclined plane; the connecting screw rod penetrates through the connecting part and is in threaded connection with the automatic resetting rotary shaft;
the bottom of the automatic reset rotary shaft is fixedly arranged at one end of the supporting rod;
the other end of the supporting rod is connected with the automatic aligning mechanism so that the supporting rod can automatically align after rotating.
2. The integrated table and chair capable of automatically resetting according to claim 1, wherein the connecting screw is a hexagon socket head cap screw.
3. The integrated table and chair capable of automatically resetting according to claim 1, wherein the clamping portion is provided with a limit screw which is vertically arranged and fixedly connected with the clamping portion, and the limit screw is clamped in the clamping groove.
4. The integrated table and chair capable of automatically resetting according to claim 1, wherein the connecting portion is provided with a through hole which is vertically arranged, the connecting screw rod penetrates through the through hole, and the top of the automatic resetting swivel shaft is provided with a connecting screw hole which is connected with the connecting screw rod.
5. The integrated table and chair capable of automatically resetting according to claim 1, wherein the automatic correcting mechanism comprises a fixed seat fixedly arranged on the support, a fixed shaft vertically arranged and fixedly arranged on the fixed seat at two ends, a torsion spring sleeved on the fixed shaft, a fixed block fixedly arranged on the fixed shaft, a rotating block and a supporting block, wherein the rotating block and the supporting block are rotatably arranged on the fixed shaft; the upper end of the torsion spring is fixedly arranged at the bottom of the rotating block, and the lower end of the torsion spring is fixedly arranged at the top of the fixed block; the supporting block is arranged below the fixed block; the supporting rod is provided with a rotating hole, the bottom of the rotating block is clamped in the rotating hole, and the top of the supporting block penetrates through the rotating hole.
6. The integrated table and chair capable of automatically resetting according to claim 5, wherein the fixing seat is provided with a limiting groove for limiting the horizontal swinging angle of the supporting rod, and the supporting rod is fixedly provided with a limiting block positioned in the limiting groove.
7. The automatic resetting integrated table and chair according to claim 5, wherein the bottom of the rotating block is provided with a clamping block, and the support rod is correspondingly provided with a clamping opening; the clamping block is clamped on the clamping opening.
8. The integrated table and chair capable of automatically resetting according to claim 5, wherein bearings are respectively arranged at the upper end and the lower end of the fixed shaft; the bearing is rotatably arranged on the fixed shaft; and mounting grooves are respectively formed in the top of the rotating block and the bottom of the supporting block, and the bearing is arranged in the mounting grooves.
9. The automatic resetting integrated table and chair according to claim 5, wherein the fixing block is vertically provided with a clamping hole, and the fixing shaft is correspondingly provided with a clamping part clamped in the clamping hole.
10. The integrated table and chair capable of automatically resetting according to any one of claims 1 to 9, wherein the automatic return mechanism and the seat plate are respectively provided with two parts which are respectively correspondingly and bilaterally symmetrically arranged on the left side and the right side of the support.
CN202010107040.1A 2020-02-21 2020-02-21 But automatic re-setting's integral type table chair Pending CN111195019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010107040.1A CN111195019A (en) 2020-02-21 2020-02-21 But automatic re-setting's integral type table chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010107040.1A CN111195019A (en) 2020-02-21 2020-02-21 But automatic re-setting's integral type table chair

Publications (1)

Publication Number Publication Date
CN111195019A true CN111195019A (en) 2020-05-26

Family

ID=70742768

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010107040.1A Pending CN111195019A (en) 2020-02-21 2020-02-21 But automatic re-setting's integral type table chair

Country Status (1)

Country Link
CN (1) CN111195019A (en)

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