CN204032794U

CN204032794U - The chart hanger of succinct locking figure folder spacing

Info

Publication number: CN204032794U
Application number: CN201420506099.8U
Authority: CN
Inventors: 孙毅
Original assignee: ANHUI ZHAOXUN EDUCATION MANAGEMENT CONSULTING Co Ltd
Current assignee: ANHUI ZHAOXUN EDUCATION MANAGEMENT CONSULTING Co Ltd
Priority date: 2014-09-03
Filing date: 2014-09-03
Publication date: 2014-12-24
Anticipated expiration: 2024-09-03

Abstract

The chart hanger of succinct locking figure folder spacing, relate to middle and primary schools' classroom teaching aid equipment, it comprises level sky rail, vertical connecting rod, elevating lever, left and right figure bar, often prop up figure bar to be synthesized by figure arms and figure swing arm, and be loaded with mutual adhesive but the permanent magnets of contact-free and carbon steel lengthy motion picture, and prevention figure swing arm takes out de-structure from figure arms, operator's left hand and right hand symmetry pushes away, draw figure swing arm namely to unlock, finger external force automatically locks when withdrawing, the magnetic lock of figure folder spacing is reliable for effect stable, different in width teaching paper figure all can smooth, unfold and hang up.Unblock and the locking of the design are changed simple, and operating handle is comfortable, and image product is succinct.

Description

The chart hanger of succinct locking figure folder spacing

Technical field

The utility model relates to middle and primary schools' teaching equipment, i.e. the chart hanger of succinct locking figure folder spacing.

Background technology

The school wall map of publishing house of China has three kinds of datum widths: whole banner figure width about 106-102cm (large wide cut), whole vertical scroll of painting or calligraphy figure or half banner figure width about 76-72cm (middle wide cut), half vertical scroll of painting or calligraphy figure width about 50.5-52.5cm (basic width).

The relative figure arms of figure swing arm of the disclosed chart hangers such as Chinese patent 201020138094.6 slidably, due to the impact of structural gravity unbalance, left and right figure swing arm in using exists to meta slip gathering tendency, causes paper figure to relax, affects the observation of student to wall chart.The corresponding solution of " the lockable chart hanger of figure folder spacing " (201320011080.1) is: make left and right figure pole pair claim to be loaded with handle part, face pad, pulling shaft, flexure strip etc., tensioner in the flexure strip of the given shape flat narrow cavity between figure swing arm and figure arms, prevent the relative adduction tendency of left and right figure swing arm, namely lock the figure that left and right figure swing arm is loaded with and press from both sides spacing; When operator start handle part elasticity of compression sheet, between releasing figure swing arm and figure arms in tensioner time, drag the displacement of figure swing arm relative figure arms, namely the spacing of the contained figure folder of left and right figure swing arm is adjusted.Above-mentioned figure presss from both sides the degree of reliability of spacing locking and unlock method, needs to rely on each parts-moulding precision, assembly precision.Even the micro-error of normality under product stamping parts forming technology, also the locking degree of figure swing arm to figure arms and the difficulty or ease of unlocking operation are had influence on, and utilize last staking process to eliminate systematic error comparatively to bother, the flexure strip during product uses and the mantle friction of figure arms is also progressive affects product result of use.

Summary of the invention

The utility model object is to provide the chart hanger that a kind of succinct locking figure presss from both sides spacing, and its structure is simple, and reliable for effect, it is convenient to unlock.

Technical solutions of the utility model: the chart hanger of succinct locking figure folder spacing, comprise a level sky rail and the mounting fixing parts at metope thereof, be mounted on the vertical connecting rod of level sky rail, be connected with vertical connecting rod and the elevating lever that can slide up and down, symmetrical left figure bar and right figure bar, often prop up figure bar by figure swing arm, figure arms, heel piece, figure folder composition, figure folder is fixed on outer end on front side of figure swing arm, heel piece is fixed on the inner on rear side of figure arms and moves and is riveted on upper end on front side of elevating lever, figure swing arm and figure arms are dynamically connected by stem bar and an armful groove, wherein the locked configuration of figure folder spacing is:

On rear side of figure swing arm, on front side of figure arms or rear side, fix permanent magnets and adhesive part thereof respectively; Figure arms outer end is or/and figure swing arm the inner takes out de-structure containing prevention figure swing arm from figure arms.

The adhesive object of permanent magnets is carbon steel lengthy motion picture.

Because left figure folder, right figure press from both sides the leading flank outer end being separately fixed at left hand view swing arm, right part of flg swing arm, so be exactly the locking to left and right side figure swing arm spacing to the locking of figure folder spacing, exactly the position of the relative figure arms of homonymy figure swing arm is locked, thus prevent the close to each other of (when teaching paper figure hangs up) left and right figure swing arm.The permanent magnets of the design and adhesive part (as carbon steel lengthy motion picture) are separately fixed on figure swing arm with in figure arms, their spacing is suitably little, the suction-combining force between them is large rightly, both be enough to overcome the adduction power pointing to meta when paper figure hangs up, and made left and right figure press from both sides spacing by positive lock; The hand-held figure of handled easily person presss from both sides push-and-pull figure swing arm to required reposition again, obtains the left and right figure being different from the last time and presss from both sides spacing.When the relative figure arms of figure swing arm presents greatest separation, figure arms outer end is or/and the inner relevant limiting structure be provided with of figure swing arm, make figure swing arm and figure arms still keep being slidably connected with stem bar and an armful groove, the figure swing arm of namely relatively twitching can not come off from figure arms.More than, figure swing arm is automatic, non-imposed relative to the locking of figure arms, consider the use of described product be locking with unlock between circulation repeatedly, above-mentioned optional locking is more rationally, operation is more convenient.

Through applicant with different parameters structural member installing test, it is reliable and stable that the figure of the design presss from both sides spacing magnet attraction locking effect, and the different in width teaching paper figure hung up is all smooth, unfold.Namely operator's left hand and right hand symmetry pushes away, draw figure to press from both sides unlocks, and automatically locks, unlock with the conversion of locking simple when finger external force is withdrawn.Permanent magnets and carbon steel lengthy motion picture contactless without wearing and tearing adhesive, operating handle is comfortable.After permanent magnets, carbon steel lengthy motion picture are positioned at figure swing arm, image product is succinct.

Accompanying drawing explanation

Fig. 1 a is that outer end, front side is fixed with the figure arms of permanent magnets, and Fig. 1 b is the figure swing arm (locally) that trailing flank is fixed with carbon steel lengthy motion picture, and Fig. 1 c is the schematic diagram backward directly perceived when figure swing arm presents maximum separation state in figure arms and Fig. 1 b in Fig. 1 a.

Fig. 2 a is the figure arms (locally) that front side is fixed with carbon steel lengthy motion picture, Fig. 2 b is that rear side the inner is fixed with the figure swing arm of permanent magnets (locally, rear apparent direction), Fig. 2 c is the figure arms schematic diagram (locally, rear apparent direction) that rear side is fixed with carbon steel lengthy motion picture.

Fig. 3 a is the forward sight schematic diagram directly perceived of the design's chart hanger, and Fig. 3 b is the fit structure schematic diagram of section bar figure arms in Fig. 3 a and figure swing arm.

detailed description of the invention

Embodiment 1.See Fig. 3 a-b: the design's chart hanger, comprise level sky rail (11) and the mounting fixing parts (12) at metope thereof, be mounted on the vertical connecting rod (13) in level sky rail (11), be connected with vertical connecting rod (13) and the elevating lever (14) that can slide up and down, symmetrical left figure bar and right figure bar, often prop up figure bar by figure arms (2), figure swing arm (3), heel piece (15, 16), figure folder (17) composition, figure folder (17) is fixed on outer end, figure swing arm (3) front side, heel piece (15, 16) be fixed on figure arms (2) rear side the inner and move and be riveted on upper end, elevating lever (14) front side, figure swing arm (3) is dynamically connected by stem bar (21) and an armful groove (31) with figure arms (2).

See Fig. 1 a-c, for the left hand view bar in Fig. 3 a.Permanent magnets (4) is fixed in outer end, figure arms (2) front side, the carbon steel lengthy motion picture (5) isometric with figure swing arm (3) is fixed in figure swing arm (3) trailing flank, and carbon steel lengthy motion picture (5) is by permanent magnets (4) adhesive but noncontact.

Carbon steel lengthy motion picture (5) is inner rolls through punching press the flap (51) that bending becomes prevention figure swing arm (3) to come off.It is hollow that this flap (51) has also hidden between figure swing arm (3) and figure arms (2).

In permanent magnets (4) outside carbon steel lengthy motion picture flap (51) one end, bonding spacer bar (6) while the permanent magnets that is adhesively fixed (4), spacer bar (6) and permanent magnets (4) do not produce adhesive, its material can be plastics or aluminium alloy wires etc., spacer bar (6) thickness or diameter suitable with permanent magnets (4) thickness, when figure swing arm (3) and figure arms (2) only remain minimum superimposed time, prevention figure swing arm (3) comes off from figure arms (2) by spacer bar (6), and make the flap of carbon steel lengthy motion picture (5) (51) exempt from directly to contact with permanent magnets (4).

In this example, the interior sky that figure swing arm (3) and figure arms (2) are synthesized directly will limit permanent magnets (4) area, thickness and flap (51) and carbon steel lengthy motion picture (5) thickness, so the parameters such as suitably strong magnetic material trademark should be chosen, make the magnetic adhesion size of locking figure swing arm (3) and figure arms (2) relative position suitable.What deserves to be explained is: this magnetic adhesion is enough, too redundancy then hinders the mobile operation of figure swing arm (3).

From reliable in function, be easy to the vertical conjunction consideration such as processing, tailored appearance, this example is preferred embodiment.

Embodiment 2.See Fig. 2 a-b.

The inner fixing permanent magnets (4) of figure swing arm (3) rear side, the omnidistance fixing carbon steel lengthy motion picture (5) in figure arms (2) front side, flap (51) structure in carbon steel lengthy motion picture (5) supreme example, and with permanent magnets (4) noncontact.Position limiting pile (7) is simultaneously through carbon steel lengthy motion picture (5) outer end and figure arms (2) outer end, by position limiting pile (7) to the stop of permanent magnets (4), reliable maintenance figure swing arm (3) is flexibly connected with figure arms (2), and wherein position limiting pile (7) should be and the minor diameter Aluminum alloy rivet or stainless steel rivet etc. of permanent magnets (4) without adhesive.

Embodiment 3.See Fig. 2 b-c.

The inner fixing permanent magnets (4) of figure swing arm (3) rear side, the omnidistance fixing carbon steel lengthy motion picture (5) of figure arms (2) rear side.More than roughly the same example 2.

Embodiment 4.The locating part that figure arms (2) rear side outer end is fixed with permanent magnets (4) and stops figure swing arm (3) to come off, fixing (as strong adherence) carbon steel lengthy motion picture (5) of figure swing arm (3) trailing flank whole process.Remaining with reference to aforementioned each example.

Go on to say the design below.

Flap (51) can roll bending by carbon steel lengthy motion picture (5) the inner, also can be the another separate piece be connected.It is hollow that flap (51) or the another separate piece be connected have hidden the inner that figure swing arm (3) and figure arms (2) formed.

Suitably determine permanent magnets (4) area, thickness and choose magnetic material trademark, make the magnetic adhesion of locking figure swing arm (3) and figure arms (2) relative position enough, if too redundancy, hinder the mobile operation of figure swing arm (3).

Figure folder (17) in Fig. 3 a is only the signal of its position.

Claims

1. the chart hanger of succinct locking figure folder spacing, comprise a level sky rail and metope mounting fixing parts, be mounted on level sky rail vertical connecting rod, to be connected with vertical connecting rod and elevating lever, symmetrical left figure bar and the right figure bar that can slide up and down, often prop up figure bar to be pressed from both sides formed by figure swing arm, figure arms, heel piece, figure, figure folder is fixed on outer end on front side of figure swing arm, heel piece is fixed on the inner on rear side of figure arms and moves and is riveted on upper end on front side of elevating lever, figure swing arm and figure arms are dynamically connected by stem bar and an armful groove, it is characterized in that: the locked configuration of figure folder spacing is

On rear side of figure swing arm, on front side of figure arms or rear side, fix permanent magnets and adhesive part thereof respectively;

Figure arms outer end is or/and figure swing arm the inner takes out de-structure containing prevention figure swing arm from figure arms.

2. the chart hanger of succinct locking figure folder spacing according to claim 1, is characterized in that: the adhesive object of permanent magnets is carbon steel lengthy motion picture.