Novel multifunctional chair capable of preventing myopia

Abstract

The utility model relates to the technical field of chairs, and discloses a novel myopia-preventing multifunctional chair which comprises a chair frame, the outer surface of the chair frame is fixedly connected with an armrest frame, the top of the armrest frame is provided with a sliding groove, the outer surface of the armrest frame is provided with a through hole, the inner wall of the sliding groove is slidably connected with an adjusting frame, and the adjusting frame is provided with a through hole. A second penetrating hole is formed in the outer surface of the adjusting frame, a fixing rod is inserted into the inner wall of the second penetrating hole and the inner wall of the penetrating hole, and the outer surface of the fixing rod is in threaded connection with a fixing lantern ring. The chair has the following advantages and effects that a guardian slides the adjusting frame on the chair corresponding to the sliding groove of the armrest frame according to the required position, then the fixing rod is inserted and fixed corresponding to the second through hole and the through hole, then the fixing sleeve ring is used for locking, and the rotating groove in the adjusting frame is combined to control the blocking frame to rotate and press downwards; therefore, the students are prevented from leaning forward to approach the desk top so as not to affect eyesight, and protection is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of seats, in particular to a novel multifunctional seat for preventing myopia. Background Art

[0002] At present, the study desks and chairs on the market are large in size, heavy in weight, and difficult to move. Their structures and functions are relatively simple. Students may easily develop incorrect sitting habits when using them, which may cause myopia, hunchback and other effects over time. These adverse effects seriously damage the health interests of the student population.

[0003] According to Chinese Patent Publication No. CN2292446Y, a multifunctional student chair for preventing myopia is provided, relating to the technical field of chairs. The chair comprises a seat, legs, and a backrest. The backrest utilizes a cantilevered support rod. The lower section of the support rod is fixed to a corner of the seat and securely connected to the corresponding leg. The upper section comprises a screw, which is threadedly connected to the backrest. The middle section comprises a horizontal right-angled section located above the seat and along the side of the seat. The seat comprises a hinged front and rear halves. This utility model is a multifunctional chair for preventing myopia. It forces the user to maintain adequate eye distance to protect their eyesight.

[0004] The above patent has the effect of forcing users to ensure sufficient eye distance to protect their eyesight. However, when students use it, the height that needs to be controlled and adjusted to prevent myopia is different depending on the students' height, but the adjustability of the above patent is relatively poor. Utility Model Content

[0005] The purpose of the utility model is to provide a novel multifunctional chair for preventing myopia, which has the effects of being easy to adjust the position for preventing myopia according to the conditions of students, strengthening protection and improving flexibility.

[0006] The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions: a new multifunctional chair for preventing myopia, comprising a chair frame, the outer surface of the chair frame is fixedly connected to an armrest frame, the top of the armrest frame is provided with a slide groove, the outer surface of the armrest frame is provided with a through hole, the inner wall of the slide groove is slidably connected to an adjustment frame, the outer surface of the adjustment frame is provided with a second through hole, the second through hole and the inner wall of the through hole are plugged with a fixing rod, the outer surface of the fixing rod is threadedly connected to a fixing ring, the top of the adjustment frame is provided with a rotating groove, and the inner wall of the rotating groove is rotatably connected to a resistance frame.

[0007] By adopting the above technical solution, the guardian slides the adjustment frame on the seat to the corresponding sliding groove of the armrest frame to the required position, and then uses the fixing rod to insert and fix it corresponding to the second through-hole and the through-hole, and then uses the fixing ring to lock it, and combines the rotating groove on the adjustment frame to control the rotation and downward pressure of the blocking frame, thereby blocking the student and preventing him from leaning forward close to the table, thereby affecting his eyesight, strengthening protection, improving the working efficiency of the overall device, improving the convenience of the overall device, strengthening the flexibility of the overall device, saving labor costs and working time, and improving the working efficiency of the overall device.

[0008] The present invention is further configured as follows: a protective soft cover is fixedly connected to the outer surface of the blocking frame, and the adjustment frame includes a first sleeve and a second sleeve.

[0009] By adopting the above technical solution, the protective soft cover is strengthened when it is close to the student's body, thereby enhancing the overall comfort.

[0010] The present invention is further configured as follows: connecting holes are provided on the outer surfaces of the first sleeve and the second sleeve, and the inner walls of the first sleeve and the second sleeve are sleeved.

[0011] By adopting the above technical solution, the height of the first sleeve is adjusted on the outer surface of the second sleeve, thereby facilitating height adjustment according to the student's situation and improving the flexibility of the overall device.

[0012] The present invention is further configured as follows: a fixing block is threadedly connected to the inner wall of the connecting hole.

[0013] By adopting the above technical solution, the blocking member is fixed to strengthen the fixation after the height is adjusted, and is easy to disassemble and adjust.

[0014] The present invention is further configured as follows: a second armrest frame is fixedly connected to the outer surface of the chair frame, and a second sliding groove is provided on the top of the second armrest frame.

[0015] By adopting the above technical solution, the second sliding groove facilitates the adjustment of the control rod.

[0016] The present invention is further configured as follows: a third through-hole is provided on the outer surface of the second handrail frame, and a control rod is slidably connected to the inner wall of the second sliding groove.

[0017] By adopting the above technical solution, a control rod is slidably connected to the inner wall of the second sliding groove, thereby improving the flexibility of the entire device.

[0018] The present invention is further configured as follows: a fourth through-hole is formed on the outer surface of the control rod, and a second fixing rod is inserted into the inner walls of the fourth through-hole and the third through-hole.

[0019] By adopting the above technical solution, the position of the control rod is adjusted as required, and then the second fixing rod is used to fix the fourth through-hole and the third through-hole.

[0020] The present invention is further configured as follows: a second fixing collar is threadedly connected to the outer surface of the second fixing rod, and a top column is sleeved on the outer surface of the control rod.

[0021] By adopting the above technical solution, the second fixing ring is used to strengthen the fixation and facilitate disassembly and adjustment.

[0022] The present invention is further configured as follows: a second connection hole is provided on the outer surfaces of the control rod and the top column; and a second fixing block is threadedly connected to the inner wall of the second connection hole.

[0023] By adopting the above technical solution, the heights of the control rod and the top column are adjusted to each other, and then the second fixing block is used to fix them.

[0024] The utility model is further configured as follows: an anti-slip ball pad is fixedly connected to the top of the top column.

[0025] By adopting the above technical solution, the resistance frame is supported by the anti-slip pad ball, which strengthens the support force of the entire device, makes the entire device easy to adjust, improves the working efficiency of the entire device, saves labor costs and working time, and improves the convenience of the entire device.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model, through the coordinated arrangement of the chair frame, the armrest frame, the slide groove, the perforation, the adjustment frame, the second perforation, the fixing rod, the fixing ring, the rotation groove and the blocking frame, can enable the device to be used when the guardian slides the adjustment frame on the seat to the slide groove of the armrest frame according to the required position, and then uses the fixing rod to insert and fix it in the corresponding second perforation and perforation, and then uses the fixing ring to lock it, and combines the rotation groove on the adjustment frame to control the blocking frame to rotate and press down, thereby blocking the student and preventing him from leaning forward close to the table, thereby affecting his eyesight, strengthening protection, improving the working efficiency of the overall device, improving the convenience of the overall device, strengthening the flexibility of the overall device, saving labor costs and working time, and improving the working efficiency of the overall device. The protective soft cover strengthens the overall comfort when it is close to the student's body. By adjusting the height of the first sleeve on the outer surface of the second sleeve, it is convenient to adjust the height according to the student's situation, thereby improving the flexibility of the overall device.

[0028] 2. The utility model provides a coordinated arrangement between the second armrest, the second slide groove, the third through-hole, the control rod, the fourth through-hole, the second fixing rod and the second fixing ring, so that when the device is in use, the fixing is strengthened and easy to disassemble and adjust after the height is adjusted through the fixing block. The control rod is slidably connected to the inner wall of the second slide groove, thereby improving the flexibility of the entire device. The position of the control rod is adjusted as needed, and then the second fixing rod is used to correspond to the fourth through-hole and the third through-hole for fixing. The fixing is strengthened and easy to disassemble and adjust through the second fixing ring, and the height is adjusted to each other through the control rod and the top column. Then, the second fixing block is used to fix it, so that the blocking frame is supported by the anti-slip pad, thereby strengthening the supporting force of the entire device, making the entire device easy to adjust, improving the working efficiency of the entire device, saving labor costs and working time, and improving the convenience of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0030] Figure 1 This is a schematic diagram of the structure of the utility model;

[0031] Figure 2 This is a schematic diagram of the structure of the second handrail frame of the utility model;

[0032] Figure 3 This is a schematic diagram of the structure of the handrail frame of the utility model;

[0033] Figure 4 This is a schematic diagram of the barrier structure of the utility model.

[0034] In the figure, 1. chair frame; 2. armrest frame; 3. slide groove; 4. through hole; 5. adjustment frame; 6. second through hole; 7. fixing rod; 8. fixing collar; 9. rotating groove; 10. blocking frame; 11. protective soft cover; 12. first sleeve; 13. second sleeve; 14. connecting hole; 15. fixing block; 16. second armrest frame; 17. second slide groove; 18. third through hole; 19. control rod; 20. fourth through hole; 21. second fixing rod; 22. second fixing collar; 23. top column; 24. second connecting hole; 25. second fixing block; 26. anti-slip pad. DETAILED DESCRIPTION

[0035] The following will clearly and completely describe the technical solutions of the present invention in conjunction with specific embodiments. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0036] Reference Figure 1-4A new type of multifunctional chair for preventing myopia includes a chair frame 1, the outer surface of the chair frame 1 is fixedly connected with an armrest frame 2, the top of the armrest frame 2 is provided with a slide groove 3, the outer surface of the armrest frame 2 is provided with a through-hole 4, the inner wall of the slide groove 3 is slidably connected with an adjustment frame 5, the outer surface of the adjustment frame 5 is provided with a second through-hole 6, the second through-hole 6 and the inner wall of the through-hole 4 are plugged with a fixing rod 7, the outer surface of the fixing rod 7 is threadedly connected with a fixing collar 8, the top of the adjusting frame 5 is provided with a rotating groove 9, the inner wall of the rotating groove 9 is rotatably connected with a blocking frame 10, the guardian slides the adjusting frame 5 on the seat to the slide groove 3 of the armrest frame 2 as required, and then uses the fixing rod 7 to insert and fix it corresponding to the second through-hole 6 and the through-hole 4, and then uses the fixing collar 8 to lock it, and combines it with the adjusting frame 5 The rotating groove 9 controls the blocking frame 10 to rotate and press down, thereby blocking the student and preventing him from leaning forward close to the desktop, thereby affecting his eyesight, strengthening protection, improving the working efficiency of the entire device, improving the convenience of the entire device, strengthening the flexibility of the entire device, saving labor costs and working time, and improving the working efficiency of the entire device. The protective soft cover 11 strengthens the overall comfort when it is close to the student's body. By adjusting the height of the first sleeve 12 and the outer surface of the second sleeve 13, it is convenient to adjust the height according to the student's situation, thereby improving the flexibility of the entire device. The outer surface of the blocking frame 10 is fixedly connected with the protective soft cover 11, and the adjustment frame 5 includes a first sleeve 12 and a second sleeve 13. The outer surfaces of the first sleeve 12 and the second sleeve 13 are both provided with a connecting hole 1 4. The inner walls of the first sleeve 12 and the second sleeve 13 are sleeved, and the inner wall of the connecting hole 14 is threadedly connected with a fixing block 15. The outer surface of the chair frame 1 is fixedly connected with a second armrest frame 16. The top of the second armrest frame 16 is provided with a second slide groove 17. The outer surface of the second armrest frame 16 is provided with a third through-hole 18. The inner wall of the second slide groove 17 is slidably connected with a control rod 19. The outer surface of the control rod 19 is provided with a fourth through-hole 20. The inner walls of the fourth through-hole 20 and the third through-hole 18 are plugged with a second fixing rod 21. The outer surface of the second fixing rod 21 is threadedly connected with a second fixing collar 22. The outer surface of the control rod 19 is sleeved with a top column 23. The outer surfaces of the control rod 19 and the top column 23 are both provided with a second connecting hole 24. The inner wall of the second connecting hole 24 is threaded. A second fixed resistance piece 25 is connected, and a non-slip pad ball 26 is fixedly connected to the top of the top column 23. After the height is adjusted, the fixed resistance piece 15 is used to strengthen the fixation and facilitate disassembly and adjustment. The control rod 19 is slidably connected to the inner wall of the second slide groove 17 to improve the flexibility of the entire device. The position of the control rod 19 is adjusted as needed, and then the second fixed rod 21 is used to correspond to the fourth through-hole 20 and the third through-hole 18 for fixation. The second fixed collar 22 is used to strengthen the fixation and facilitate disassembly and adjustment. The height is adjusted to each other through the control rod 19 and the top column 23. Then, the second fixed resistance piece 25 is used to fix it so that the resistance frame 10 is contacted and supported by the non-slip pad ball 26, thereby strengthening the supporting force of the entire device, making the entire device easy to adjust, and improving the working efficiency of the entire device.Save labor costs and working time, and improve the convenience of the overall device.

[0037] When the user presses the adjusting screw 14 on the upper frame 11 and the adjusting screw 14 on the lower frame 11, the user can press the adjusting screw 14 on the upper frame 11 to adjust the seat frame 12 so that the user does not have to push the adjusting screw 14 to adjust the seat frame 12. The second fixing member 25 is fixed so that the blocking frame 10 is supported by the anti-slip pad 26, thereby strengthening the supporting force of the entire device and making the entire device easy to adjust, thereby improving the working efficiency of the entire device, saving labor costs and working time, and improving the convenience of the entire device.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel multifunctional chair for preventing myopia, comprising a chair frame (1), characterized in that: The outer surface of the chair frame (1) is fixedly connected to an armrest frame (2), a slide groove (3) is provided on the top of the armrest frame (2), a through hole (4) is provided on the outer surface of the armrest frame (2), an adjustment frame (5) is slidably connected to the inner wall of the slide groove (3), a second through hole (6) is provided on the outer surface of the adjustment frame (5), a fixing rod (7) is inserted into the inner wall of the second through hole (6) and the through hole (4), a fixing ring (8) is threadedly connected to the outer surface of the fixing rod (7), a rotating groove (9) is provided on the top of the adjustment frame (5), and a blocking frame (10) is rotatably connected to the inner wall of the rotating groove (9).

2. The novel multifunctional chair for preventing myopia according to claim 1, characterized in that: A protective soft cover (11) is fixedly connected to the outer surface of the blocking frame (10), and the adjustment frame (5) comprises a first sleeve (12) and a second sleeve (13).

3. The novel multifunctional chair for preventing myopia according to claim 2, characterized in that: The outer surfaces of the first sleeve (12) and the second sleeve (13) are both provided with connecting holes (14), and the inner walls of the first sleeve (12) and the second sleeve (13) are sleeved.

4. The novel multifunctional chair for preventing myopia according to claim 3, characterized in that: The inner wall of the connecting hole (14) is threadedly connected with a fixing block (15).

5. The novel multifunctional chair for preventing myopia according to claim 4, characterized in that: The outer surface of the chair frame (1) is fixedly connected to a second armrest frame (16), and a second sliding groove (17) is provided on the top of the second armrest frame (16).

6. The novel multifunctional chair for preventing myopia according to claim 5, characterized in that: A third through hole (18) is provided on the outer surface of the second handrail frame (16), and a control rod (19) is slidably connected to the inner wall of the second sliding groove (17).

7. The novel multifunctional chair for preventing myopia according to claim 6, characterized in that: A fourth through hole (20) is formed on the outer surface of the control rod (19), and a second fixing rod (21) is inserted into the inner walls of the fourth through hole (20) and the third through hole (18).

8. The novel multifunctional chair for preventing myopia according to claim 7, characterized in that: The outer surface of the second fixing rod (21) is threadedly connected to a second fixing collar (22), and the outer surface of the control rod (19) is sleeved with a top column (23).

9. The novel multifunctional chair for preventing myopia according to claim 8, characterized in that: The outer surfaces of the control rod (19) and the top column (23) are both provided with a second connection hole (24), and the inner wall of the second connection hole (24) is threadedly connected with a second fixed resistance member (25).

10. The novel multifunctional chair for preventing myopia according to claim 9, characterized in that: The top of the top column (23) is fixedly connected with an anti-skid pad ball (26).

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