KR20080103804A - Apparatus for adjusting the height of teaching tools - Google Patents

Apparatus for adjusting the height of teaching tools Download PDF

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Publication number
KR20080103804A
KR20080103804A KR1020070051004A KR20070051004A KR20080103804A KR 20080103804 A KR20080103804 A KR 20080103804A KR 1020070051004 A KR1020070051004 A KR 1020070051004A KR 20070051004 A KR20070051004 A KR 20070051004A KR 20080103804 A KR20080103804 A KR 20080103804A
Authority
KR
South Korea
Prior art keywords
height
height adjustment
male screw
adjustment device
pipe
Prior art date
Application number
KR1020070051004A
Other languages
Korean (ko)
Inventor
신영덕
정은자
Original Assignee
신영덕
정은자
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.)
Filing date
Publication date
Application filed by 신영덕, 정은자 filed Critical 신영덕
Priority to KR1020070051004A priority Critical patent/KR20080103804A/en
Publication of KR20080103804A publication Critical patent/KR20080103804A/en

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Classifications

    • 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
    • A47B9/00—Tables with tops of variable height
    • A47B9/06—Tables with tops of variable height with vertical toothed rack
    • 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
    • A47B13/00—Details of tables or desks
    • A47B13/02—Underframes
    • A47B13/021—Fastening devices of the feet or legs
    • 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
    • A47B13/00—Details of tables or desks
    • A47B13/08—Table tops; Rims therefor
    • 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
    • A47B2200/00—General construction of tables or desks
    • A47B2200/0035—Tables or desks with features relating to adjustability or folding
    • A47B2200/005—Leg adjustment
    • 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
    • A47B9/00—Tables with tops of variable height
    • A47B9/04—Tables with tops of variable height with vertical spindle
    • 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
    • A47B9/00—Tables with tops of variable height
    • A47B9/14—Tables with tops of variable height with pins coacting with holes

Landscapes

  • Tables And Desks Characterized By Structural Shape (AREA)

Abstract

A height controlling device for the instruments of education is provided to control the height of the instruments of education and rotate each male screw part at the same time by controlling the adjustment of one side male screw part. A height controlling device for a instruments of education comprises the following features of: a base frame(100) supported in the surface; a lift frame(200), which inserts and slides in the base frame, in which a instruments of education is installed in the top; a male screw part(310) in the inner side of the base frame; a female screw part(320) in the inner side of the lift frame; a adjustment bolt part(330) in one bottom among above mentioned male screw part; and a height adjusting part(212) in which the male screw part together rotates according to the adjustment of the adjustment bolt part.

Description

Apparatus for adjusting the height of teaching tools}

1 is a perspective view showing a conventional height adjustment device for a parish

Figure 2 is a perspective view showing the height adjustment device for the teaching aid according to an embodiment of the present invention.

Figure 3 is an exploded perspective view showing the height adjustment device for the teaching aid according to an embodiment of the present invention.

Figure 4 is a perspective view showing the height adjustment of the height adjustment device for the teaching aid according to an embodiment of the present invention.

Figure 5 is a longitudinal cross-sectional view showing the height adjustment device for the teaching aid according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10: height adjustment device for the parish 100: base frame

110: support 110a: support

111: through hole 120: lower pipe

120a: Packing 121: Height confirmation hole

122: opening 130: connecting pipe

200: elevating frame 210: upper pipe

211: fixing groove 212: height display

220: mounting table 221: installation worker

300: height adjustment part 310: male screw part

311: Guide 312: Bushing

320: female thread portion 321: fixed cap

322: nut portion 330: adjustment bolt portion

331: handle 340: interlocking means

341: sprocket 342: connecting member

The present invention relates to a device for adjusting the height of the parish, and more specifically, to adjust the height of both frames at the same time by only lifting the height of any one frame, the user can safely adjust the height without supporting the parish with manpower In addition, the present invention relates to a height adjustment device for teaching aids that can adjust the height of the teaching aid for a user's body shape.

In general, the diocese refers to tools such as desks, stools, board panels, and slide panels used in schools. Since the students' growth conditions are different, dioceses can be developed to adjust the height to suit various body types. It is used.

1 is a perspective view showing a device for adjusting the height of a conventional parish, a pair of lower frames (1) supported on the ground, and a pair inserted into the lower frame (1) and a parish, such as a desk top plate is installed Consists of the upper frame (2). In addition, the fixing hole (1a) formed in the lower frame (1), respectively, in order to fit the body of the student, and a plurality of height adjustment holes (2a) coupled with the fixing hole (1a) at a predetermined height the upper A plurality of frames 2 are formed, respectively, and fixing bolts 3 are respectively provided to couple the fixing holes 1a and the height adjusting holes 2a.

In order to adjust the height of such a precinct, each of the fixing bolts 3 are separated, and among the plurality of height adjusting holes 2a, the height adjusting holes 2a of a suitable height are adjusted to the fixing holes 1a. The height adjustment is completed by fixing the fixing bolt (3) again.

However, the prior art as described above is not only cumbersome because the fixing bolts 3 on both sides are to be separated at the same time to adjust the height, and the upper frame 2 must be separated by a manpower, and the appropriate height is In order to fit the height adjustment hole (2a) to the fixing hole (1a) there is an uncomfortable problem that must be adjusted while supporting with a manpower.

In addition, there is a problem that the user is exposed to the risk of safety accident because the upper frame (2) is lowered by its own weight when the fixing bolt (3) is separated.

On the other hand, although the plurality of height adjusting holes (2a) is formed to be adjusted to a predetermined height, the plurality of height adjusting holes (2a) has a predetermined interval, so that the disadvantage of impossible to adjust the height exactly fit the user's body have.

The present invention is to solve the problems of the prior art as described above, its purpose is to adjust the height of both frames at the same time by lifting only the height of any one frame, the user safely without supporting the parishion force In addition to being able to adjust the height, and to provide a height adjustment device for the parish to adjust the height of the correct parish to fit the user's body.

One aspect of the present invention for achieving the above object,

A base frame in which a plurality of lower pipes installed on a support object are interconnected by connection pipes;

An elevating frame including a plurality of upper pipes inserted into the lower pipes and a mounting table on which an diocesan is installed; And

Inner side of each lower pipe is provided with a male thread portion, and inner side of each upper pipe is provided with a female thread portion for coupling with the male thread portion,

The lower end of one of the male screw portion is provided with a control bolt portion extending to the through hole formed in the support so that the lifting frame is elevated in accordance with the adjustment of the adjustment bolt portion,

The male thread portion in each of the lower pipes is connected to the interlocking means, the height adjusting portion for rotating the male screw portion in accordance with the adjustment of the adjustment bolt portion; related to the height adjustment device for a teaching aid comprising a.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a perspective view showing the height adjustment device for the teaching aid according to an embodiment of the present invention, Figure 3 is an exploded perspective view showing the height adjustment device for the teaching aid according to an embodiment of the present invention, Figure 4 is one of the present invention It is a perspective view which shows the height adjustment part of the height adjustment apparatus for teaching aids by an Example. In addition, Figure 5 is a longitudinal cross-sectional view showing the height adjustment device for the teaching aid according to an embodiment of the present invention.

Height adjustment device 10 for the teaching aid of the present invention is the height to adjust the height of the base frame 100, the lifting frame 200 is inserted into the base frame 100 and the sliding frame, the lifting frame 200 is supported on the ground It includes an adjusting unit 300.

Here, the base frame 100 and the lifting frame 200 are preferably formed of a steel pipe of a metal material, but may be formed of a synthetic resin material in some cases.

The base frame 100 is formed by the lower pipe 120 is vertically coupled to the support 110 supported on the ground, and a plurality of base frames 100 are provided to have a predetermined width according to the size of the teaching aid, such as a desk and a stool. It is formed by connecting the base frame 100 with the connection pipe 130.

Here, the support port 110a is coupled to the end of the support 100 to allow the support 110 to be stably spaced apart from the ground. In addition, the bottom of the support 110 is formed with a through hole 111 to adjust the adjustment bolt 330 to be described later.

The lower pipe 120 is to be lifted by the lifting frame 200 is inserted and sliding, it is coupled vertically to the support (110). On the other hand, the upper portion of the lower pipe 120 is coupled to the packing (120a) to prevent friction with the lifting frame 200, to prevent the ingress of foreign matter.

In addition, one side of the lower pipe 120 is provided with a height confirmation hole 121, so that the height of the lifting frame 200 can be confirmed by the height display unit 212 to be described later.

The connection pipe 130 interconnects the lower portion of the upper pipe 120 so that the base frame 100 has a predetermined width according to the size of the teaching aid. Here, openings 122 are formed in the upper pipes 120 to which the connection pipes 130 are coupled, respectively, so as to communicate with each other through the connection pipes 130.

The lifting frame 200 is provided in plural to correspond to the base frame 100, the mounting bracket 220 is installed vertically on the upper end of the upper pipe 210 is inserted into the lower pipe 120 to slide vertically It is formed by combining.

The lower end of the upper frame 210 is formed with a sawtooth-shaped fixing groove 211 is fixed to the female screw portion 320 to be supported on the lower frame 120 and to adjust the height, the female screw portion 320 ) Will be described later.

On the other hand, one side of the upper frame 210 is provided with a plurality of height display portion 212 corresponding to the height confirmation hole 121, so that the height of the lifting frame 200 can be confirmed and adjusted.

The mounting table 220 is coupled to the upper portion of the upper pipe 210, a plurality of mounting holes 221 are formed on the upper portion of the mounting table 200 to be coupled to the desk, the stool, the board panel and the like. .

The height adjustment unit 300 is to allow the user to adjust the height of the lifting frame 200, the male screw portion 310 is installed in each of the lower pipe 120 and the upper pipe 210 And an adjustment bolt part 330 which is provided at each of the female screw part 320 coupled to the male screw part and the male screw part 310 and extends into the through hole 111 of the support 110. And interlocking means 340 for interconnecting each male screw portion 310 to rotate the same.

The male screw portion 310 is coupled to penetrate through the bushing 312 fixed to the upper portion of the support 110, it is formed to protrude to the upper end of the lower pipe (120). Here, the lower portion of the male screw part 310 is provided with a guide 311 coupled to the support 110 to support the male screw part 310.

The female screw part 320 is fixed to the upper pipe 210 and is coupled to the male screw part 310 so that the lifting frame 200 is lifted by the rotation of the male screw part 310. The nut part 322 corresponding to the male screw part 310 is formed on the inner side of the fixing cap 321 fixed to the lower end of the upper pipe 210.

On the other hand, since the fixing cap 321 is preferably formed of a rubber material is inserted into the upper pipe 210 is compressed, it is fixed to the fixing groove 211.

The adjusting bolt portion 330 is to allow the user to adjust the appropriate height by rotating the male screw portion 310, is formed in the lower end of the male screw portion 310 is a through hole 111 of the support 110 It is extended to the), it may be formed only on one of the male thread portion 310, it is formed in the lower end of each male thread portion 310 in some cases.

Here, the adjustment bolt portion 310 is formed to be rotated using a tool such as a wrench, but may be formed as a handle 311 so that the user can directly rotate in some cases.

The interlocking means 340 is to allow each male screw 310 to rotate the same by the rotation of the adjustment bolt portion 330, the sprocket 341 and each provided in the male screw 310, and It is formed of a connecting member 342 interconnecting each of the sprockets 341.

Here, the connection member 342 may be composed of a chain or a belt, and is installed inside the connection pipe 130 and the respective sprockets 341 through the opening 122 of the lower pipe 120 Interconnect them.

On the other hand, the height adjustment unit 300 is provided with a motor unit (not shown) and a switch unit (not shown) to rotate the adjustment bolt unit 330 by the user's switch operation in some cases, the user It is possible to adjust the height of the lifting frame 200 without directly rotating the adjustment bolt 330.

The height adjustment device 10 for the teaching aid of the present invention including the above-described configuration is a teaching aid such as a desk or a stool or slide panel or board panel on the mounting table 220 of the lifting frame 200. Install and use.

When adjusting the height of the parishion in use, the lower frame 120 by rotating the adjusting bolt portion 330 extended to the through-hole 111 of the support frame 110 by laying down or tilting the parish using a tool such as a wrench. Rotates the male screw portion 310 of the one side installed in the inner side, in some cases the user directly rotates the handle 331 formed on the adjusting bolt portion 330.

At this time, the male screw portion 310 on one side and the male screw portion 310 on the other side are rotated in the same way because they are connected to each other by the interlocking means 340.

The female screw part 320 fixed to the upper pipe 210 is coupled to the upper portion of the male screw part 320 that rotates, and the lifting frame 200 is raised or lowered according to the rotation of the male screw part 320. .

Through the above operation, the user adjusts the lifting frame 200 to a suitable height, and the height display unit provided in the height checking hole 121 and the upper frame 210 provided in the lower frame 120. Visually check (212) and complete the height adjustment.

While specific embodiments of the present invention have been described above by way of example, these are for illustrative purposes only and are not intended to limit the protection scope of the present invention. It will be apparent to those skilled in the art that various substitutions, modifications, and changes can be made without departing from the technical spirit of the present invention.

As described above, according to the present teaching device height adjustment device, it is possible to easily adjust the height of the teaching aid because each male threaded portion is rotated at the same time by adjusting only one male threaded portion, and because the height adjustment step is not divided, it is accurate There is an advantage that the height can be adjusted.

In addition, there is an excellent effect that can prevent a safety accident because the lifting frame is installed in the teaching aid is not lowered arbitrarily during height adjustment.

Claims (10)

A base frame in which a plurality of lower pipes installed on a support object are interconnected by connection pipes; An elevating frame including a plurality of upper pipes inserted into the lower pipes and a mounting table on which an diocesan is installed; And Inner side of each lower pipe is provided with a male thread portion, and inner side of each upper pipe is provided with a female thread portion for coupling with the male thread portion, The lower end of one of the male screw portion is provided with a control bolt portion extending to the through hole formed in the support so that the lifting frame is elevated according to the adjustment of the adjustment bolt portion, And a height adjusting portion connected to the male screw parts of the lower pipes by interlocking means so that the male screw parts can rotate together according to the adjustment of the adjusting bolt part. The method of claim 1, wherein the female screw portion It is formed by fitting a fixing cap to the lower end of the upper pipe, the fixing cap is a height adjustment device for a parish, characterized in that the nut portion coupled to the male screw portion coupled to the inside. The method of claim 2, wherein the upper pipe Height adjustment device for a parish, characterized in that the fixing groove is formed to secure the fixing cap around the bottom. The method of claim 1, wherein the adjustment bolt portion Height adjustment device for the teaching aid, characterized in that provided in each of the plurality of male screw portion. The method of claim 1, wherein the adjustment bolt portion Height adjustment device for the parish, characterized in that formed by the handle to be rotated by hand. The method of claim 1, wherein the interlocking means Each sprocket has a sprocket, and the height adjustment device for the teaching aid, characterized in that configured by connecting each sprocket with a connecting member. The method of claim 6, wherein the connecting member Height adjustment device for the parish, characterized in that consisting of any one of the chain or belt. The method of claim 6, wherein the connecting member Height adjustment device for the teaching aid, characterized in that installed in the connection pipe of the base frame. The method of claim 1, The lower pipe is provided with a height confirmation hole on one side, the upper pipe is a height adjustment device characterized in that the height display portion is formed. According to claim 1, wherein the height adjustment unit Height adjustment device for the teaching aid, characterized in that it further comprises a motor unit and a switch unit for rotating the adjustment bolt.
KR1020070051004A 2007-05-25 2007-05-25 Apparatus for adjusting the height of teaching tools KR20080103804A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070051004A KR20080103804A (en) 2007-05-25 2007-05-25 Apparatus for adjusting the height of teaching tools

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Application Number Priority Date Filing Date Title
KR1020070051004A KR20080103804A (en) 2007-05-25 2007-05-25 Apparatus for adjusting the height of teaching tools

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100959816B1 (en) * 2010-01-14 2010-05-28 주식회사 야흥금속 Apparatus for adjusting height of desk and chair
CN104486375A (en) * 2014-11-25 2015-04-01 苏州市职业大学 Platform terminal and things internet system with platform terminal
CN108371401A (en) * 2016-08-18 2018-08-07 充烜金 A kind of monitoring dais
CN108433350A (en) * 2016-08-18 2018-08-24 葛海燕 A kind of dais
CN109793352A (en) * 2018-12-26 2019-05-24 绍兴蒂尔莱特科技有限公司 A kind of high thrust lifting column structure and its installation method
KR20210113772A (en) * 2020-03-09 2021-09-17 김남엽 Device for correcting bent basin

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100959816B1 (en) * 2010-01-14 2010-05-28 주식회사 야흥금속 Apparatus for adjusting height of desk and chair
CN104486375A (en) * 2014-11-25 2015-04-01 苏州市职业大学 Platform terminal and things internet system with platform terminal
CN108371401A (en) * 2016-08-18 2018-08-07 充烜金 A kind of monitoring dais
CN108433350A (en) * 2016-08-18 2018-08-24 葛海燕 A kind of dais
CN108477835A (en) * 2016-08-18 2018-09-04 充烜金 Monitor dais
CN108618378A (en) * 2016-08-18 2018-10-09 葛海燕 A kind of monitoring dais
CN109793352A (en) * 2018-12-26 2019-05-24 绍兴蒂尔莱特科技有限公司 A kind of high thrust lifting column structure and its installation method
KR20210113772A (en) * 2020-03-09 2021-09-17 김남엽 Device for correcting bent basin

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