阅读说明：本技术 绘圆规 (Draw compasses ) 是由 裴学华 于 2019-10-16 设计创作，主要内容包括：本发明公开了一种绘圆规,它属于绘圆工具领域,它可以快速绘制并调节出不同大小的圆。它包含手柄、上套筒、弹簧、下套筒、规脚及绘笔,所述手柄、上套筒分处上下,在上套筒内设置有一活塞筒,一带状螺旋杆将其上端向上连接于活塞筒的下底下,下端则向下连接着一四叉形的规架,在规架两边连接有方杆状的规梁,规梁上有滑槽及刻度线；滑块共两块呈左右对称状的分别设置在两侧规梁上的滑槽内,一调节轴将其左右部分置入规梁上的两侧滑槽内,调节轴的左右部分连接到左右滑块上的螺孔内；在左右滑块及下规架的下面都有一下套筒,左右两边的下套筒内的弹簧下设置有绘笔,中间的下套筒内有规脚。本设计适用于需要绘圆的场所使用。(The invention discloses one kind to draw compasses, it, which belongs to, draws round field of tool, it with Fast Drawing and can adjust out different size of circle.It includes handle, upper bush, spring, lower sleeve, regulation foot and draws pen, the handle, upper bush are respectively upper and lower, a piston cylinder is provided in upper bush, one ribbon spiral bar connects up the upper end in the lower beneath of piston cylinder, lower end is then connected to downwards the rule frame of one or four fork-shapeds, it is connected with the rule beam of square bar shape on rule frame both sides, advises Liang Shangyou sliding slot and graduation mark；Sliding block is in the sliding slot of totally two pieces of symmetrical shapes being respectively provided at both sides on rule beam, its left-right parts is placed in two side chutes on rule beam by an adjustment axis, and the left-right parts of adjustment axis are connected in the screw hole on the sliding block of left and right；There is a lower sleeve below left and right sliding block and lower rule frame, the spring in the lower sleeve of the right and left, which is arranged with, draws pen, has regulation foot in intermediate lower sleeve.The design is applicable to draw round place use.)

1. one kind draws compasses, it includes handle, upper bush, spring, lower sleeve, regulation foot and draws pen, it is characterized in that the handle, on Sleeve is respectively at upper and lower position and is fixed together, and upper bush is that upper and lower side has bottom but is provided with a word on bottom The cylindrical shape of shape opening is provided with the cylindric piston cylinder that a lower end has bottom upper end open, a helical form bullet in upper bush Spring upper and lower end difference stretching upper bush it is upper under face, piston cylinder bottom above；One flat ribbon is by its upper and lower ends Make the helically twisted of opposite 180 ° of angles and be processed into ribbon spiral bar, the upper end of ribbon spiral bar is upward through on upper bush bottom Linear type opening after be fixedly connected on the bottom of piston cylinder in the following, the lower end of ribbon spiral bar is then connected to downwards one or four fork-shapeds The i.e. upper rule frame of rack-like object combination and the lower rule frame with upper rule frame combination symmetrical above and below；Above and below rule frame junction respectively to The horizontal connection of the left and right sides symmetrically has the rule beam of square bar shape, advises beam and processes since inner end in the intermediate region of its width Have and pass through the sliding slot that rule beam body length is terminated until near outer ends, the section of sliding slot is that rectangular and sliding slot is transparent, advises beam On be provided with mark length dimension graduation mark；One section be fit to the sliding block of the square block of sliding slot section totally two pieces in left and right pair Claim in the sliding slot of shape being respectively provided at both sides on rule beam, be all machined with that axis is identical on the sliding block of left and right but screw thread it is oppositely oriented Screw hole, one centre be fixed with regulating wheel round bar shape object i.e. adjustment axis will regulating wheel merging up and down rule frame between fork seam In, by two side chutes on the left-right parts of adjustment axis merging rule beam, the left-right parts of adjustment axis are machined with and left and right respectively On sliding block screw hole screw thread match connection screw thread and link together；It is all fixedly connected below left and right sliding block and lower rule frame There is a cylinder that Open Side Down i.e. lower sleeve, be both provided with a spring in lower sleeve, under the spring in the lower sleeve of the right and left It is provided with and draws pen, be then provided with the sharp regulation foot in lower end in intermediate lower sleeve；It needs to draw bowlder and passes through regulating wheel first Rotation and the mark of graduation mark that is to say regulating the spacing distance size of left and right sliding block and draw diameter of a circle size, then hold Handle is by the tip of regulation foot by drawing round place, and under the guiding sliding effect of upper bush inner piston cylinder, ribbon spiral bar will be Upper bush go to the bottom upper linear type opening restriction effect under driven while being upwardly into upper bush following rule frame and its Each connection combiner makees the rotation at 180 ° of angles, the regulation foot at center and two sides under the coordination of lower sleeve inner spring elastic telescopic It is next to draw required circle to draw the corresponding rotation of also work that pen can be coordinated.

Technical field

The present invention with sired results is drawn there is pass, in particular to one kind to draw compasses.

Background technique

Round tool compasses are commonly drawn generally to be composed of two struts by upper end is hinged, by change bar it Between the size of angle adjust drawn round size, circle is drawn on the paper of desktop, and to operate such compasses more convenient, and Widely using field such as manual drawing substantially wall advertisement, draw the fields of employment such as pattern floor pattern, due to In this place drawing circular diameter it is larger, it is circle it is not of uniform size, draw that round workload is larger, the circle size requirement originals such as more accurate Cause, common compasses are unable to Fast Drawing and operate be easy fatigue because desired operation dimensional values cannot be adjusted out directly The defects of bring inconvenience to specifically drawing round operation.

Summary of the invention

The purpose of the present invention be provide it is a kind of draw sired results tool new technical solution draw compasses, it can solve above-mentioned Problem.

The content of technical solution of the present invention is as follows: it includes handle, upper bush, spring, lower sleeve, regulation foot and draws pen, institute State handle, upper bush is respectively at upper and lower position and is fixed together, upper bush be upper and lower side have bottom but on bottom It is provided with the cylindrical shape of linear type opening, is provided with the cylindric piston cylinder that a lower end has bottom upper end open in upper bush, one Spiral spring upper and lower end difference stretching upper bush it is upper under face, piston cylinder bottom above；One flat ribbon by its Upper and lower ends make opposite 180 ° of the helically twisted of angle and are processed into ribbon spiral bar, and the upper end of ribbon spiral bar is upward through set The bottom of piston cylinder is fixedly connected in the following, the lower end of ribbon spiral bar is then connected to downwards after linear type opening on cylinder bottom The i.e. upper rule frame of the rack-like object combination of one or four fork-shapeds and the lower rule frame with upper rule frame combination symmetrical above and below；In the combination of rule frame above and below Locate the rule beam that the horizontal connection of two sides symmetrically to the left and right respectively has square bar shape, advises beam since inner end in the centre of its width Region processing, which has, passes through the sliding slot that rule beam body length is terminated until near outer ends, and the section of sliding slot is that rectangular and sliding slot is logical up and down Thoroughly, the graduation mark that mark length dimension is provided on beam is advised；One section is fit to totally two pieces of sliding block of the square block of sliding slot section In the sliding slot of symmetrical shape being respectively provided at both sides on rule beam, all it is machined with that axis is identical on the sliding block of left and right but screw thread Oppositely oriented screw hole, one centre be fixed with regulating wheel round bar shape object i.e. adjustment axis will regulating wheel merging up and down rule frame it Between fork seam in, by two side chutes on the left-right parts of adjustment axis merging rule beam, the left-right parts of adjustment axis are processed respectively Have with screw hole screw thread on the sliding block of left and right match connection screw thread and link together；Below left and right sliding block and lower rule frame all It is fixedly connected with a cylinder that Open Side Down i.e. lower sleeve, is both provided with a spring in lower sleeve, in the lower sleeve of the right and left Spring be arranged with and draw pen, be then provided with the sharp regulation foot in lower end in intermediate lower sleeve；It is logical first to need to draw bowlder The mark of the rotation and graduation mark of overregulating wheel, which that is to say regulating the spacing distance size of left and right sliding block, draws diameter of a circle ruler It is very little, then hand-held handle by the tip of regulation foot by drawing round place, under the guiding sliding effect of upper bush inner piston cylinder, ribbon spiral Bar will drive while being upwardly into upper bush following in the case where upper bush goes to the bottom the restriction effect that upper linear type is open It advises frame and its each connection combiner makees the rotation at 180 ° of angles, the regulation foot at center under the coordination of lower sleeve inner spring elastic telescopic And two sides draw that pen can coordinate make corresponding rotation also to draw required circle.

The beneficial effects of the present invention are: it with Fast Drawing and can adjust out different size of circle to meet wide range of areas Draw round needs.

Detailed description of the invention

Fig. 1 be the design draw compasses entirety front view (half sectional view, left side separately containing upper bush bottom on linear type The bottom view of opening).

Fig. 2 is the design partial top view (combination of rule frame and following part).

Fig. 3 is the front view (round drawing mark route map containing upper left draw) that the design draws compasses.

In each figure, 1 is handle, and 2 be upper bush, and 3 be spring, and 4 be piston cylinder, and 5 be ribbon spiral bar, and 6 be upper rule frame, 7 It is adjustment axis for regulating wheel, 8,9 be lower rule frame, and 10 be lower sleeve, and 11 be regulation foot, and 12 be rule beam, and 13 be sliding slot, and 14 be sliding block, 15 is draw pen, and 16 be graduation mark.

Specific embodiment

The design is given an example with reference to the accompanying drawing.

As shown in Figure 1, Figure 2, Figure 3 shows, the compasses of drawing of the design include handle 1, upper bush 2, spring 3, lower sleeve 10, regulation foot 11 and pen 15 is drawn, the handle 1, upper bush 2 are respectively above and below position, and the two is fixed together, wherein Upper bush 2 is that upper and lower side has bottom but is provided with the cylindrical shape of linear type opening on bottom, and a lower end is provided in upper bush 2 There is the cylindric piston cylinder 4 that bottom upper end is open, the upper and lower end difference stretching of a spiral spring 3 is in the upper beneath of upper bush Face, piston cylinder bottom above, such piston cylinder can slide up and down in upper bush, and inside and outside appropriate fit clearance can make The connection component for obtaining piston cylinder and its subsequent descriptions obtains stable traffic direction up and down, and the spring of stretching then can be in use Allow each component returning quickly；Its upper and lower ends is made opposite 180 ° of the helically twisted of angle and is processed into ribbon spiral by one flat ribbon Bar 5, the linear type that the upper end of ribbon spiral bar 5 is upward through on upper bush bottom are fixedly connected under piston cylinder 4 after being open Bottom in the following, the lower end of ribbon spiral bar be then fixedly connected downwards the rack-like object combinations of one or four fork-shapeds i.e. it is upper advise frame 6 and with upper rule The lower rule frame 9 of the combination symmetrical above and below of frame 6, as shown in Figure 1 and Figure 2, the linear type when hand-held handle presses down on, on upper bush Opening will generate the torque forces for rotating 180 ° of angles in the horizontal direction to ribbon spiral bar；In the combination of rule frame above and below The horizontal connection of two sides symmetrically to the left and right has the rule beam 12 of square bar shape respectively at place, advise beam 12 since inner end i.e. from rule frame Junction start to be machined in the intermediate region of its width and pass through the sliding slot 13 that terminates until near outer ends of rule beam body length, The section of sliding slot 13 is that rectangular and sliding slot is transparent, and the graduation mark 16 of mark length dimension is additionally provided on rule beam, is such as schemed 1, shown in Fig. 2；One section is fit to the sliding block 14 of the square block of 13 section of sliding slot, and totally two pieces of symmetrical shapes are respectively set All be machined with that axis is identical but the oppositely oriented screw hole of screw thread in the sliding slot on two side mark beams, on the sliding block of left and right, one The round bar shape object i.e. adjustment axis 8 that centre is fixed with regulating wheel 7 will regulating wheel merging up and down in the fork seam between rule frame, by adjustment axis Left-right parts merging rule beam on two side chutes in, the left-right parts of adjustment axis are machined with and screw hole spiral shell on the sliding block of left and right respectively Line match connection screw thread and link together, in this way, to adjust crop rotation just or the rotation of opposite direction adjust operation, adjust Wheel energy synchronous drive adjustment axis rotates integrally, and can force two pieces of the left and right sliding block in two side mark beam upper hopper chutes along sliding accordingly Slot makees or common close or jointly from remote movement, adjusts out left and right in conjunction with the size indication of the graduation mark on rule beam with this Between sliding block apart from dimensional values；A cylinder that Open Side Down is all fixedly connected with below left and right sliding block 14 and lower rule frame 9 That is lower sleeve 10 is both provided with a spring in lower sleeve, and the spring in the lower sleeve of the right and left, which is arranged with, draws pen 15, intermediate Lower sleeve in be then provided with the sharp regulation foot 11 in lower end, the setting of lower sleeve inner spring can play collaboration well and make With it, which can allow, following regulation foot and draws in the total three tips collaboration a to plane of pen, provides convenience to draw circle operation, such as Fruit is not provided with spring, as three tips that the abrasion that a pen tip is drawn on both sides shorten above-mentioned are difficult in the same picture plane On be difficult to complete to draw round operation；The compasses of drawing of this sample design are just described, and are needed to draw bowlder and are passed through regulating wheel 7 first The mark of rotation and graduation mark, which that is to say regulating the spacing distance size of left and right sliding block, draws diameter of a circle size, then hand-held hand Handle is by the tip of regulation foot by round place is drawn, and under the guiding sliding effect of upper bush inner piston cylinder, ribbon spiral bar will be upper Sleeve go to the bottom upper linear type opening restriction effect under following rule frame and its each is driven while being upwardly into upper bush The rotation that combiner makees 180 ° of angles is connected, the regulation foot at center and two sides draws under the coordination of lower sleeve inner spring elastic telescopic What pen can be coordinated also makees corresponding rotation to draw required circle, as Circular test demonstration view institute is drawn in the left side in Fig. 3 Show；It is such to draw compasses when drawing circle operation by once adjusting one by complete to draw circle, it is easy to adjust, accurate size, swift to operate.