KR20130049655A - A table which has an ascent and descent means - Google Patents

A table which has an ascent and descent means Download PDF

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Publication number
KR20130049655A
KR20130049655A KR1020110114796A KR20110114796A KR20130049655A KR 20130049655 A KR20130049655 A KR 20130049655A KR 1020110114796 A KR1020110114796 A KR 1020110114796A KR 20110114796 A KR20110114796 A KR 20110114796A KR 20130049655 A KR20130049655 A KR 20130049655A
Authority
KR
South Korea
Prior art keywords
post
upper plate
glider
lever
cylinder
Prior art date
Application number
KR1020110114796A
Other languages
Korean (ko)
Inventor
진우승
Original Assignee
주식회사 퍼시스
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 주식회사 퍼시스 filed Critical 주식회사 퍼시스
Priority to KR1020110114796A priority Critical patent/KR20130049655A/en
Publication of KR20130049655A publication Critical patent/KR20130049655A/en

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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
    • A47B9/00—Tables with tops of variable height
    • A47B9/10—Tables with tops of variable height with vertically-acting fluid cylinder
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
    • F16B12/44—Leg joints; Corner joints

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  • Tables And Desks Characterized By Structural Shape (AREA)

Abstract

The present invention guides the lifting operation to prevent the left, right and front and rear flow when the top plate is lifted by the gas cylinder, and the structure is improved to prevent the noise caused by the gap between the lever and the top plate in normal A table is provided.
The configuration is connected to the upper plate bracket bolted to the lower side of the upper plate, the leg member disposed to be spaced apart from the lower side of the upper plate bracket, the inner post erected to stand up to the leg member, disposed on the outside of the inner post and interlocked with the upper plate And an outer post that is lifted up and down in accordance with the stroke operation of the cylinder disposed inside the inner post, and a lever operating portion disposed on the upper plate bracket to operate the cylinder according to the operation of the lever.

Description

A table which has an ascent and descent means}

The present invention relates to a table with lifting means, and more particularly, to a table with lifting means having a simple structure and improved structure to minimize noise generated during lifting operation of the upper plate.

A patient bed used in a typical hospital or the like may be provided with a folding table for the convenience of the patient.

In general, a hospital bed has a simple structure in which a mattress is mounted on the upper part of the rectangular main frame and a plurality of vertical legs are provided on the lower part of the hospital bed, so that an auxiliary table for reading or eating of the patient is required.

The conventional bed table having such a structure is stored on one side of the bed when not in use, and when used, the top plate is placed on the upper side of the bed mattress so that the top plate of the table is positioned horizontally, so that a meal or a book can be placed on the bed. It will be used as a convenient table for things like reading and so on.

By the way, the existing bed table requires a lifting means to be able to adjust the height according to the height of the user.

Existing table lifting device is disclosed in the Republic of Korea Utility Model Registration No. 20-0424228, the configuration is a support for supporting the table top plate, and the one side is fixed to the top plate and the lifting platform coupled to the lifting movement for the fixed base, and And a driving unit for elevating and elevating the platform, and an elevating range limiting unit for regulating the elevating range of the elevating platform, wherein the elevating range limiting unit includes a limit support plate fixed to one of the platform and the fixing table, and the upper and lower parts of the limit supporting plate. A pair of limit switches installed at each of the upper and lower limit positions to generate a stop signal, and a sensing bar fixed to the other side of the limit support plate of the platform and the fixed platform and provided with a locking protrusion for touching a lever of the limit switch. Including, when the platform is lifting, the locking bar of the sensing bar It is a geolrimyeonseo to generate a stop signal to the group limit switch.

That is, the existing bed table is composed of an upper plate, a post for supporting the upper plate, a leg member disposed below the post to support the post, and elevating means for elevating the upper plate and the post.

When the elevating means is configured as a motor, components such as a motion transmission mechanism and a limit switch for transmitting the driving force of the motor are required, and thus the structure thereof is complicated, and manufacturing costs are expensive.

In addition, there is a risk that the clearance between the platform and the stationary, there is a problem that the flow and noise occurs during the lifting operation.

The present invention has been proposed to solve the above problems in view of the above, the object is that the top and bottom of the upper plate is made by the gas cylinder of the simple structure, as well as the left, right and front, during the lifting operation of the post, It is to provide a table provided with a lifting means having an improved structure to prevent the operation noise by minimizing the after play.

The present invention for achieving the above object and the top plate,

An upper plate bracket coupled to the lower side of the upper plate,

An inner post erected to stand up to a lower leg member spaced apart from the lower side of the upper plate bracket,

An outer post that is disposed on an outer side of the inner post and connected to interlock with the upper plate to be lifted up and down according to a stroke of a cylinder disposed inside the inner post;

It is characterized in that the lever is provided on the upper plate bracket for operating the cylinder in accordance with the operation of the lever.

The lever operating portion and the hinge pin is pin coupled to one end of the upper plate bracket,

The hinge pin is rotatably coupled to the upper plate bracket, and has a lever for operating the cylinder by pressing the lower end of one side of the cylinder during the rotation operation.

Preferably, the lever operating part further includes a fixed rib formed to protrude from the upper side of the lever, and a spring member disposed outside the fixed rib and normally contacting the lower side of the upper plate.

Further provided with a gap preventing means for preventing a gap between the inner post and the outer post, the gap preventing means is a projection rib which protrudes in the longitudinal direction respectively on both inner peripheral surfaces of the outer post, and wrapped around the outer peripheral surface of the inner post A first and second guides which are disposed at both sides of the front and rear sides and are detachably coupled to each other through the coupling means and protruded on the outer side to contact the left and right sides of the protruding ribs to guide the lifting and lowering of the outer post. It has a two post glider.

The coupling means may have fixing protrusions formed on one side end inner side surface of the first post glider and the other end inner side surface of the second post glider, respectively, and on the other end of the first post glider and one side end of the second post glider. Each coupling hole corresponding to the fixing protrusion is formed, and the respective fixing protrusions and the coupling holes are locked to each other to be coupled to the first and second post glider to surround the outer circumferential surface of the inner post.

More preferably, the first post glider further includes a support protrusion which is formed to protrude outward from each other on the outer surface of the other end of the first post glider and the outer surface of the other end of the second post glider.

First, the first and second post glider is coupled so as to be interposed between the inner and outer posts, thereby guiding the lifting operation of the upper plate by the operation of the cylinder has a useful effect to reduce the operation noise.

Second, since the spring member is disposed between the upper plate and the pressing portion of the lever, it has the advantage of reducing the operating noise by grasping the play.

Third, the operation of the cylinder is made by the lever, and the handle portion is formed at the other end of the lever, thereby increasing the convenience of operation.

1 is an exploded perspective view showing the configuration of a table provided with a lifting means according to the present invention.
Figure 2 is an exploded perspective view of the lever operating unit of the present invention.
3 is a perspective view showing a coupled state of FIG.
Figure 4 is a cross-sectional view showing the assembled state of the inner and outer posts and the first and second post glider of the present invention.
Figure 5a, 5b is a perspective view showing a state before and after coupling of the first and second post glider.
Figure 6a, 6b is a use state showing the state before and after the lever operation of the lever operating unit of the present invention.
Figure 7a, 7b is a use state diagram showing the state before and after lifting the upper plate and the outer post of the present invention.

The present invention is improved to guide the lifting operation to prevent the left, right, and front and rear flow when the top plate is lifted by the gas cylinder, and to prevent the noise caused by the gap between the lever and the top plate.

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

Table equipped with lifting means according to the present invention, when described with reference to Figures 1 and 7, the configuration is the upper plate bracket bolted to the lower side of the upper plate 100 and the lower side of the upper plate bracket 150 The leg member 200 disposed to be spaced apart from each other, the inner post 310 is erectly connected to the leg member 200, the outer post 310 is disposed outside and connected to interlock with the upper plate 100 and the inner The outer post 320 is moved up and down according to the stroke operation of the cylinder 350 disposed inside the post 310, and the upper plate bracket 150 is disposed on the cylinder 510 according to the operation of the lever 510. And a lever operating part 500 for operating 350.

In more detail, the upper bracket 150 is a structure in which both ends are bent to form an intermediate portion in a groove shape, and is integrally coupled to the lower surface of the upper plate 100 by bolts coupled to both ends.

The leg member 200 has a wheel 210 disposed to be movable at a lower portion thereof, and has a structure in which the inner post 310 is vertically stood on one side upper surface of the leg member 200.

The lever operating part 500 is hinged pin 520 that is pin coupled to one end of the upper plate bracket 150, the pin is coupled to the hinge pin 520 is rotatably coupled to the upper plate bracket 150, the rotation operation One side lower end portion is composed of a lever 510 for operating the cylinder 350 by pressing the operation port 352 of the cylinder 350.

The cylinder 350 may employ a known gas cylinder as an example, and performs the function of elevating the outer post 320 and the upper plate 100 by the stroke operation of the built-in gas spring.

Moreover, the operation tool 352 which operates the operation | movement of the cylinder 350 by the press operation at the time of contact with the lever 510 is arrange | positioned at the upper end part of the cylinder 350.

And the lever 510 is located on one side end with respect to the hinge pin 520, the lower surface pressing the operation section 352 and the other side relative to the hinge pin 520, the lower surface during the rotation operation. Is positioned and consists of a handle portion 512 formed in the shape of a handle to facilitate the user's grip.

In addition, the lever operating unit 500 is formed so that the fixing rib 515 protrudes on the pressing portion 514 of the lever 510, it is arranged to be wound on the outer side of the fixing rib 515 is usually the top plate 100 Further provided with a spring member 530 in contact with the lower side.

The fixed rib 515 has a function of preventing the spring member 530 from being separated.

Preferably, it further comprises a gap preventing means for preventing the gap between the inner post 310 and the outer post 320.

The gap preventing means is disposed on both sides of the front and rear to surround the outer circumferential surface of the protruding ribs 322 and the inner post 310, respectively protruding in the longitudinal direction on both inner peripheral surfaces of the outer post 320, and mediating the coupling means. First and second guides 415 and 425 which are detachably coupled to each other and protruded on the outer surface to contact the left and right sides of the protruding ribs 322 to guide the lifting and lowering of the outer post 320. Two post gliders 410 and 420 are provided.

The guide protrusions 415 and 425 are formed in plural to be in contact with the left and right sides of the protruding ribs 322, respectively.

The first and second post gliders 410 and 420 are disposed to be interposed between the inner post 310 and the outer post 320, and have a structure in which one side and the other side are opposite to each other.

In addition, the first and second post gliders 410 and 420 contact the inner side surfaces of the outer post 320 on one side end outer surface of the first post glider 410 and the other end outer side surfaces of the second post glider 420, respectively. The supporting protrusions 417 and 427 are formed to protrude outward.

The engaging means is a fixing projections (412, 422) are formed on the inner side of one end of the first post glider 410 and the inner side of the other end of the second post glider 420, respectively, the first post glider 410 The engaging holes 414 and 424 corresponding to the fixing protrusions 412 and 422 are formed at the other end of the second end and the one end of the second post glider 420, respectively, so that each fixing protrusion 412 ( 422 is coupled to each of the coupling holes (414, 424) are coupled to the first and second post glider (410, 420) surrounding the outer peripheral surface of the inner post (310).

The operation of the present invention having such a configuration will now be described.

When the table equipped with the lifting means according to the present invention first describes the assembling process of the first and second post gliders 410 and 420, the fixing protrusion 412 formed at one end of the first post glider 410 is the second post. Fit to the coupling hole 424 formed at one end of the glider 420, the engaging projection 422 formed at the other end of the second post glider 420 formed on the other end of the first post glider 410 Fit into the ball (414).

Accordingly, both ends of the first and second post gliders 410 and 420 are coupled to each other to surround the outer circumferential surface of the inner post 310.

Thereafter, the outer post 320 is slidably coupled downward from the upper side in which the first and second post gliders 410 and 420 and the inner post 310 are assembled.

After the assembly process is completed, when the handle 512 of the lever 510 is lifted upward, the pressing part 514 is rotated about the hinge pin 520 downward.

In this case, since the spring member 530 is interposed between the upper plate 100 and the pressing part 514, the lever 510 may reduce noise generated due to play.

When the lower surface of the pressing unit 514 rotates to operate the cylinder 350 by pressing the operation port 352 of the cylinder 350, the stroke of the gas spring of the cylinder 350 can be adjusted to the upper plate 100. The height of the can be adjusted.

During the lifting operation of the upper plate 100, the outer post 320 is slid up and down on the outer side of the inner post 310.

In this case, since the lifting post is guided by the first and second post gliders 410 and 420 without the play of the inner post 310, the outer post 320 may reduce operating noise.

That is, the guide protrusions 415 and 425 of the first and second post gliders 410 and 420 are in contact with the left and right sides of the protruding ribs 322 formed on the front and rear inner circumferential surfaces of the outer post 320, and Since the support protrusions 417 and 427 are in contact with the left and right inner circumferential surfaces of the outer post 320 on the outer side surfaces of the end portions of the two post gliders 410 and 420, the first and second post glider (when the outer post 320 is lifted and lowered) 410 and 420 perform a guide function.

Accordingly, the first and second post gliders 410 and 420 hold left, right, and front and rear clearances of the inner post 310 when the upper and lower sliding movements of the outer post 320 move, thereby reducing operation noise.

Description of the Related Art [0002]
100: top plate 150: top bracket
200: leg member 210: wheel
310: inner post 320: outer post
322: protruding rib 350: cylinder
352: control cylinder (410) 420, first and second post glider
412,422: fixed protrusion (of 1st and 2nd post glider)
414,424: combination holes (of 1st and 2nd post glider)
415,425: guide protrusion (of 1st and 2nd post glider)
417,427: Supporting protrusions of the 1st and 2nd post glider
500: lever operating portion 510: lever
512: handle portion 514: pressing portion
515: fixed rib 520: hinge pin
530: spring member

Claims (6)

Top plate 100,
An upper plate bracket 150 coupled to the lower side of the upper plate 100,
An inner post 310 that is erectedly connected to a lower leg member 200 disposed spaced apart from the lower side of the upper bracket 150;
The outer post 320 which is disposed on the outer side of the inner post 310 and connected to interlock with the upper plate 100 and moves up and down according to the stroke of the cylinder 350 disposed inside the inner post 310. Wow,
And a lever operating unit (500) disposed on the upper plate bracket (150) for operating the cylinder (350) according to the operation of the lever (510). The method according to claim 1, wherein the lever operating unit 500 is a hinge pin 520 that is pin coupled to one end of the upper plate bracket 150,
The pin is rotatably coupled to the upper plate bracket 150 via the hinge pin 520, and the lower end of one side presses the operation port 352 of the cylinder 350 to operate the cylinder 350 during the rotation operation. The table with a lifting means characterized in that it comprises a lever (510). The method according to claim 2, The lever operating portion 500 is fixed rib 515 is formed to protrude on one side of the lever 510,
The table is provided with a lifting means, characterized in that it further provided with a spring member 530 disposed on the outside of the fixed rib 515 is usually in contact with the lower side of the upper plate (100). The method according to any one of claims 1 to 3, further comprising a gap preventing means for preventing a gap between the inner post 310 and the outer post 320,
The play preventing means includes a protrusion rib 322 which protrudes in the longitudinal direction on both inner peripheral surfaces of the outer post 320,
Arranged in both front and rear sides to surround the outer circumferential surface of the inner post 310, detachably coupled via a coupling means and formed to protrude on an outer surface to be in contact with the left and right sides of the protruding ribs 322 and the outer surface. And a first and second post glider (410, 420) having guide protrusions (415, 425) for guiding the lifting of the post (320). The method of claim 4, wherein the coupling means, the fixing projections (412, 422) are formed on the inner side of one end of the first post glider 410 and the inner side of the other end of the second post glider 420, respectively,
Coupling holes 414 and 424 corresponding to the fixing protrusions 412 and 422 are formed at the other end of the first post glider 410 and the one end of the second post glider 420, respectively.
Each of the fixing protrusions 412 and 422 and the coupling holes 414 and 424 are locked to each other and coupled to the first and second post gliders 410 and 420 to surround the outer circumferential surface of the inner post 310. Table equipped with lifting means characterized in that. 5. The method of claim 4, wherein the one side end outer surface of the first post glider 410 and the other end outer side surface of the second post glider 420 are respectively formed to protrude outward to contact the inner side surface of the outer post 320. The table is provided with a lifting means characterized in that it further comprises a support protrusion (417) (427).
KR1020110114796A 2011-11-04 2011-11-04 A table which has an ascent and descent means KR20130049655A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110114796A KR20130049655A (en) 2011-11-04 2011-11-04 A table which has an ascent and descent means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110114796A KR20130049655A (en) 2011-11-04 2011-11-04 A table which has an ascent and descent means

Publications (1)

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KR20130049655A true KR20130049655A (en) 2013-05-14

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KR1020110114796A KR20130049655A (en) 2011-11-04 2011-11-04 A table which has an ascent and descent means

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200120269A (en) 2019-04-12 2020-10-21 주식회사 주경 Noise reduction structure of height adjustment table
KR20200120268A (en) 2019-04-12 2020-10-21 주식회사 주경 Height adjustment table
US11116311B2 (en) * 2018-10-26 2021-09-14 Chia-Yen Huang Telescopic tube assembly for height adjustable table
KR20220069353A (en) 2020-11-20 2022-05-27 주식회사 한성교구 anti-rattling device for height control frame
KR102444365B1 (en) * 2022-02-04 2022-09-19 (주)포워크 Computer desk with adjustable top plate height and angle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11116311B2 (en) * 2018-10-26 2021-09-14 Chia-Yen Huang Telescopic tube assembly for height adjustable table
KR20200120269A (en) 2019-04-12 2020-10-21 주식회사 주경 Noise reduction structure of height adjustment table
KR20200120268A (en) 2019-04-12 2020-10-21 주식회사 주경 Height adjustment table
KR20220069353A (en) 2020-11-20 2022-05-27 주식회사 한성교구 anti-rattling device for height control frame
KR102444365B1 (en) * 2022-02-04 2022-09-19 (주)포워크 Computer desk with adjustable top plate height and angle

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