CN217906822U

CN217906822U - Steel-wood desk and chair

Info

Publication number: CN217906822U
Application number: CN202221170142.9U
Authority: CN
Inventors: 黄红霞; 腾云鹤; 董蕙
Original assignee: Henan Tenghuida Education Technology Co ltd
Current assignee: Henan Tenghuida Education Technology Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-11-29
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a steel wood desk chair relates to education equipment technical field. The utility model discloses a desk and tablet chair, one side of desk is provided with elevating system, and the tablet chair is located the front of desk, and keeps away from elevating system, the bottom fixedly connected with steelframe of desktop, the equal fixedly connected with elevating system in the left and right sides of steelframe bottom, and the transmission is connected with drive mechanism between two elevating system, and the joint that all slides in bottom two elevating system has T shape frame. The utility model makes the adjusting rod rotate by the engagement of the worm and the worm wheel disc, and then pushes the L-shaped frame to rise or fall, thereby adjusting the height of the desk, and solving the problem that the steel-wood desk and chair are not connected stably because two sliding frames are fixed by bolts; be provided with the U template through the tablet chair, the U template is middle sunken, and the student sits in the depressed part, makes student noon can lean on and rest at the back, has solved a great deal of phenomena such as student's physical fatigue.

Description

Steel-wood desk and chair

Technical Field

The utility model belongs to the technical field of education equipment, especially, relate to a steel wood desk chair.

Background

The desk and chair is used in school, and the desk and chair for students to study in school are collectively called as desk and chair. Steel wood desk chair is one kind of student's desk chair, mainly by the support of steel as the product, uses the plank to come as the panel simultaneously, also can all use the desk chair in many occasions now, if: training institutions, meeting rooms and the like, but the following disadvantages still exist in practical use:

1. the length of the two sides of a desk of the existing steel-wood desk and chair can be adjusted, but the two sliding frames are fixed by bolts, and the bolts are gradually loosened in the using process, so that the steel-wood desk and chair are unstable in connection and are easy to damage;

2. the existing steel-wood desk and chair is provided with a backrest, most of the existing schools have early afternoon school hours, students do not have enough time to go back to a dormitory for noon break, most of the students can only select a mode of lying on the desk for sleeping for noon break, and the students have various phenomena of physical fatigue, visual deterioration, skeletal development deformity and the like.

Therefore, the existing steel-wood desk and chair cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel-wood desk and chair, which is characterized in that a worm is meshed with a worm wheel disc to rotate an adjusting rod, and then an L-shaped frame is pushed to rise or fall, so that the height of the desk is adjusted, and the problem of unstable connection of the steel-wood desk and chair caused by the fixation of two sliding frames by bolts is solved; be provided with the U template through the tablet chair, the U template is middle sunken, and the student sits in the depressed part, makes student noon can lean on and rest at the back, has solved a great deal of phenomena such as student's physical fatigue.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a steel wood desk chair, including desk and tablet chair, one side of desk is provided with elevating system, and desk and tablet chair all can freely go up and down, the tablet chair is located the front of desk, and keeps away from elevating system.

Further, the desk comprises a desktop and a transmission mechanism, a steel frame is fixedly connected to the bottom of the desktop, the desktop and the steel frame are fastened through bolts, lifting mechanisms are fixedly connected to the left side and the right side of the bottom of the steel frame, the transmission mechanism is connected between the lifting mechanisms, T-shaped frames are connected to the bottoms of the two lifting mechanisms in a sliding and clamping mode, and the bottoms of the T-shaped frames are planes.

Further, the tablet chair comprises a lifting frame and a seat cushion, the top of the lifting frame is fixedly connected with a U-shaped plate, the U-shaped plate is sunken in the middle and is in a protruding shape on two sides, the seat cushion is fixedly bonded in the middle of the top of the U-shaped plate, a backrest is fixedly bonded on one side, far away from the desk, of the U-shaped plate, and the seat cushion and the backrest are made of soft materials.

Further, elevating system includes connecting strip and regulation pole, connecting strip fixed connection is at the top of steelframe, and the bottom of connecting strip is rotated and is connected with the worm wheel dish, and the worm wheel dish is located the middle part of connecting strip, and the worm wheel dish is fan-shaped shape, and screw thread has been seted up to its bottom, the outside of connecting strip and with the bottom fixedly connected with L shape frame of steelframe, the both ends sliding clamping of L shape frame has the regulation pole, and the both ends of adjusting the pole all rotate and are connected with the gyro wheel, and the gyro wheel activity joint is at the medial surface of L shape frame, just the middle part of adjusting the pole rotates with the turning of worm wheel dish and is connected, the bottom of worm wheel dish is provided with the rocker, rocker and worm wheel dish contact area fixedly connected with worm.

Further, drive mechanism includes drive bevel gear and driven bevel gear, drive bevel gear fixed connection keeps away from the one end of tablet chair at the rocker, and one side meshing of drive bevel gear has driven bevel gear, and when rotating the rocker, drive bevel gear and driven bevel gear meshing, and rotate simultaneously, and driven bevel gear is provided with two, and another driven bevel gear is located the desk opposite side, and fixedly connected with connecting rod between two driven bevel gear makes the driven bevel gear who is located both sides rotate simultaneously by the connection of connecting rod.

Furthermore, the outer portion of the lifting mechanism is provided with a shell, the shell is fixedly connected with the bottom surface of the steel frame, the steel frame is fixed to be connected with the lifting mechanism, the bottom of the shell is rotatably connected with the rocker to limit the rocker to only rotate, a storage cabinet is arranged between the two shells, books can be placed inside the storage cabinet, and the storage cabinet is fixedly connected with the bottom surface of the steel frame.

The utility model discloses following beneficial effect has:

1. the utility model discloses a rotate the rocker, worm and worm wheel dish meshing make the regulation pole rotate, promote L type frame then and rise or descend to adjust the height of desk, thereby with the student of the different heights of desk chair adaptation, solved by two carriage of bolt fastening, the bolt can become flexible gradually, can lead to the unstable problem of steel wood desk chair connection.

2. The utility model discloses a tablet chair is provided with the U template, and the U template is middle sunken, the protruding shape in both sides, and the student sits in the depressed part, and cushion and back all adopt soft materials, increase the travelling comfort, make student noon can lean on and rest at the back, has solved a great deal of phenomena such as student appearance health fatigue, visual decline, skeleton development deformity.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

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

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

FIG. 2 is a schematic view of the structure of the desk of the present invention;

fig. 3 is a schematic structural view of the lifting mechanism of the present invention;

fig. 4 is a schematic view of another view angle structure of the lifting mechanism of the present invention;

fig. 5 is a schematic structural view of the transmission mechanism of the present invention;

fig. 6 is a schematic view of the structure of the tablet chair of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

100. a desk; 110. a desktop; 120. a steel frame; 130. a lifting mechanism; 131. a connecting strip; 132. an L-shaped frame; 133. a worm gear disc; 134. adjusting a rod; 135. a rocker; 136. a worm; 140. a T-shaped frame; 150. a transmission mechanism; 151. a drive bevel gear; 152. a driven bevel gear; 153. a connecting rod; 160. a housing; 170. a storage cabinet; 200. a tablet chair; 210. a lifting frame; 220. a U-shaped plate; 230. a cushion; 240. a backrest.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1-6, the present invention relates to a steel-wood desk and chair, which comprises a desk 100 and a chair 200, wherein a lifting mechanism 130 is disposed on one side of the desk 100, the desk 100 and the chair 200 can be lifted and lowered freely, so that students can adjust according to their heights, and the chair 200 is disposed on the front of the desk 100 and far away from the lifting mechanism 130.

As shown in fig. 2, the desk 100 includes a desktop 110 and a transmission mechanism 150, the bottom of the desktop 110 is fixedly connected with a steel frame 120, the desktop 110 and the steel frame 120 are fastened by bolts, the desktop 110 can be replaced by loosening the bolts after being used for a long time, so that the desk 100 can be used for multiple times, materials are saved, the left side and the right side of the bottom of the steel frame 120 are fixedly connected with lifting mechanisms 130, the transmission mechanism 150 is connected between the two lifting mechanisms 130 in a transmission manner, the bottoms of the two lifting mechanisms 130 are both slidably clamped with T-shaped frames 140, the bottoms of the T-shaped frames 140 are planes, and the two T-shaped frames 140 are both located on the ground, so as to support the desk 100; the outer shell 160 is arranged outside the lifting mechanism 130, the outer shell 160 is fixedly connected with the bottom surface of the steel frame 120, the steel frame 120 is fixedly connected with the lifting mechanism 130, the desk 100 is stable when lifted, the bottom of the outer shell 160 is rotatably connected with the rocker 135 to limit the rocker 135 to only rotate, the article holding cabinet 170 is arranged between the two outer shells 160, books can be placed inside, and the article holding cabinet 170 is fixedly connected with the bottom surface of the steel frame 120.

As shown in fig. 3-5, the lifting mechanism 130 includes a connecting bar 131 and an adjusting bar 134, the connecting bar 131 is fixedly connected to the top of the steel frame 120, the bottom of the connecting bar 131 is rotatably connected with a worm wheel disc 133, the worm wheel disc 133 is located in the middle of the connecting bar 131, the worm wheel disc 133 is in a fan shape, the bottom of the worm wheel disc 133 is provided with a thread, the outer side of the connecting bar 131 is fixedly connected with an L-shaped frame 132 and the bottom of the steel frame 120, two ends of the L-shaped frame 132 are slidably connected with the adjusting bar 134, two ends of the adjusting bar 134 are rotatably connected with rollers, the rollers are movably clamped on the inner side of the L-shaped frame 132, the middle of the adjusting bar 134 is rotatably connected with the corner of the worm wheel disc 133, the bottom of the worm wheel disc 133 is provided with a rocker 135, a contact area between the rocker 135 and the worm wheel disc 133 is fixedly connected with a worm 136, when the rocker 135 is rotated, the worm 136 is engaged with the worm wheel disc 133, the adjusting bar 134 is rotated, and then the L-shaped frame 132 is pushed to be lifted or lowered, so as to adjust the height of the desk 100; the transmission mechanism 150 includes a drive bevel gear 151 and driven bevel gears 152, the drive bevel gear 151 is fixedly connected to one end of the rocking bar 135 away from the tablet chair 200, one side of the drive bevel gear 151 is engaged with the driven bevel gears 152, when the rocking bar 135 is rotated, the drive bevel gear 151 is engaged with the driven bevel gears 152 and simultaneously rotates, two driven bevel gears 152 are provided, the other driven bevel gear 152 is located at the other side of the desk 100, a connecting rod 153 is fixedly connected between the two driven bevel gears 152, the driven bevel gears 152 located at both sides simultaneously rotate by the connection of the connecting rod 153, and then both sides of the desk 100 are simultaneously lifted.

As shown in figure 6, the tablet chair 200 comprises a lifting frame 210 and a seat cushion 230, wherein the top of the lifting frame 210 is fixedly connected with a U-shaped plate 220, the U-shaped plate 220 is sunken in the middle and has a convex shape at two sides, a student is located in the sunken position, the seat cushion 230 is fixedly bonded in the middle of the top of the U-shaped plate 220, the seat back 240 is fixedly bonded on one side of the U-shaped plate 220 far away from the desk 100, and the seat cushion 230 and the seat back 240 are both made of soft materials, so that the comfort is improved.

The working principle is as follows:

when the desk 100 is used, the tablet chair 200 is placed on the front of the desk 100 and is far away from the lifting mechanism 130, the tablet chair 200 is provided with the U-shaped plate 220, the U-shaped plate 220 is sunken in the middle, the two sides of the U-shaped plate are in a convex shape, a student sits in the sunken position, the cushion 230 and the backrest 240 are made of soft materials, the comfort is improved, the height of the tablet chair 200 can be freely adjusted through the lifting frame 210 at the bottom, the desk top 110 and the steel frame 120 are tightly fixed through bolts, the bolts can be loosened after the desk top 110 is used for a long time, so that the desk 100 can be used for multiple times, materials are saved, when the rocker 135 is rotated, the worm 136 is meshed with the worm wheel disc 133, the adjusting rod 134 is rotated, the L-shaped frame 132 is pushed to ascend or descend, the height of the desk 100 is adjusted, the driven bevel gears 152 on the two sides are rotated simultaneously through the connection of the connecting rod 153, and the two sides of the desk 100 are ascended and adapted to students with different heights of the tablet chair 200.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, and any modifications to the technical solutions recorded in the foregoing embodiments, and equivalent replacements to some of the technical features thereof, and any modifications, equivalent replacements, and improvements made belong to the protection scope of the present invention.

Claims

1. The utility model provides a steel wood desk chair, includes desk (100) and desk chair (200), its characterized in that: one side of the desk (100) is provided with a lifting mechanism (130), and the tablet chair (200) is positioned on the front side of the desk (100) and is far away from the lifting mechanism (130); the desk (100) comprises a desktop (110) and transmission mechanisms (150), the bottom of the desktop (110) is fixedly connected with a steel frame (120), the left side and the right side of the bottom of the steel frame (120) are fixedly connected with lifting mechanisms (130), the transmission mechanisms (150) are connected between the two lifting mechanisms (130) in a transmission manner, and the bottoms of the two lifting mechanisms (130) are respectively clamped with a T-shaped frame (140) in a sliding manner; the lifting mechanism (130) comprises a connecting strip (131) and an adjusting rod (134), the connecting strip (131) is fixedly connected to the top of the steel frame (120), the bottom of the connecting strip (131) is rotatably connected with a worm wheel disc (133), the outer side of the connecting strip (131) is fixedly connected with an L-shaped frame (132) with the bottom of the steel frame (120), the two ends of the L-shaped frame (132) are slidably clamped with the adjusting rod (134), the middle of the adjusting rod (134) is rotatably connected with the corner of the worm wheel disc (133), a rocker (135) is arranged at the bottom of the worm wheel disc (133), and a worm (136) is fixedly connected with the contact area of the rocker (135) and the worm wheel disc (133).

2. The steel-wood desk and chair of claim 1, wherein the desk chair (200) comprises a lifting frame (210) and a seat cushion (230), a U-shaped plate (220) is fixedly connected to the top of the lifting frame (210), the seat cushion (230) is fixedly bonded to the middle of the top of the U-shaped plate (220), and a backrest (240) is fixedly bonded to one side, far away from the desk (100), of the U-shaped plate (220).

3. The steel-wood desk and chair set forth in claim 1, wherein the transmission mechanism (150) comprises a driving bevel gear (151) and driven bevel gears (152), the driving bevel gear (151) is fixedly connected to one end of the rocker (135) far away from the desk (200), one side of the driving bevel gear (151) is engaged with the driven bevel gears (152), two driven bevel gears (152) are arranged, the other driven bevel gear (152) is located on the other side of the desk (100), and a connecting rod (153) is fixedly connected between the two driven bevel gears (152).

4. The steel-wood desk and chair as claimed in claim 2, wherein a housing (160) is arranged outside the lifting mechanism (130), the housing (160) is fixedly connected with the bottom surface of the steel frame (120), the bottom of the housing (160) is rotatably connected with the rocker (135), a storage cabinet (170) is arranged between the two housings (160), and the storage cabinet (170) is fixedly connected with the bottom surface of the steel frame (120).