CN206416744U

CN206416744U - A kind of higher mathematics plotting unit

Info

Publication number: CN206416744U
Application number: CN201720044886.9U
Authority: CN
Inventors: 吕扬
Original assignee: Jiangxi Vocational College of Finance and Economics
Current assignee: Jiangxi Vocational College of Finance and Economics
Priority date: 2017-01-16
Filing date: 2017-01-16
Publication date: 2017-08-18
Anticipated expiration: 2027-01-16

Abstract

The utility model discloses a kind of higher mathematics plotting unit, including framework, the inside of the framework is fixedly connected with plate body, fixed plate has been fixedly connected with the top and bottom of the framework, the surface of the fixed plate offers the first groove, pulley is slidably connected in first groove, the front surface of the pulley is connected with fixed block by rotating shaft, and the one end of the fixed block away from roller extends to the front of plate body.The utility model is by setting pulley and the first groove, the effect for driving fixed block movement is reached, by spring and baffle plate, the effect for supporting and shrinking to riser is reached, pass through first through hole, the effect for sliding the first sliding block and the first stroke hole is reached, by the second through hole, the effect for sliding the second sliding block and second hole is reached, pass through gear and teeth, the effect for driving connecting rod movement is reached, the device convenient use considerably increases the picture speed of teacher.

Description

A kind of higher mathematics plotting unit

Technical field

The utility model is related to higher mathematics technical field, specially a kind of higher mathematics plotting unit.

Background technology

In a broad sense, the mathematics outside elementary mathematics is all higher mathematics to higher mathematics, is also had middle school's more deep generation Number, geometry and simple set theory is preliminary, logic is tentatively referred to as medium mathematics, as the elementary number in middle and primary schools' stage Learn the transition with the higher mathematics of university stage, it is generally accepted that higher mathematics be by infinitesimal calculus, it is more deep algebra, several The basic subject that what is learned and the intersection content between them is formed, teacher is needing picture straight line and bowlder, it is necessary to make Drawn with ruler and compasses, and teacher using ruler and drawing for compasses when in-convenience in use, cause under plotting speed Drop.

Utility model content

The purpose of this utility model is to provide a kind of higher mathematics plotting unit, possesses convenient use and plotting speed is fast Advantage, solve common unit and be inconvenient to use and the problem of plotting speed is slow.

To achieve the above object, the utility model provides following technical scheme：A kind of higher mathematics plotting unit, including frame Body, the inside of the framework, which is fixedly connected with the top and bottom of plate body, the framework, has been fixedly connected with fixed plate, described solid The surface of fixed board offers and pulley is slidably connected in the first groove, first groove, and the front surface of the pulley is by turning Axle is connected with fixed block, and the one end of the fixed block away from roller extends to the front of plate body, and the fixed block is located at plate One end in front of body offers the second groove, and the side of the second groove inner chamber is fixedly connected with spring, and the spring is remote The side of second groove inner chamber is fixedly connected with baffle plate, and the front surface of the plate body is provided with riser, and the surface of the riser is opened Provided with first through hole, the first sliding block is slidably connected at the axle center of the first through hole, the top of first sliding block, which is fixed, to be connected It is connected to rotary shaft, the first through hole and slidably connects the first stroke hole positioned at the top and bottom of the first sliding block, it is described perpendicular The inside that the second groove is all extended at the top and bottom of plate is contacted with baffle plate, the front surface of the plate body and positioned at riser just Face is provided with transverse slat, and the surface of the transverse slat is offered slidably connects second at the second through hole, the axle center of second through hole Sliding block, the one end of the rotary shaft away from the first sliding block extends to the inside of the second sliding block and is flexibly connected with the second sliding block, institute State in the second through hole and slidably connect second hole positioned at the both sides of the second sliding block, the inside of the framework, which is offered, to be located at 3rd groove of plate body both sides, the inwall of the 3rd groove is fixedly connected with teeth, and the both sides of the transverse slat are fixedly connected with There is connecting rod, side of the connecting rod away from transverse slat extends to the inner chamber of the 3rd groove, and the connecting rod is located at the 3rd groove The back side gear used cooperatively with teeth is connected with by rotating shaft.

It is preferred that, the 3rd chute is offered in the framework, the 3rd chute is close to the side for being located at plate body, the company The back side of extension bar is fixedly connected with the 3rd sliding block used cooperatively with the 3rd chute, the side of the 3rd sliding block away from connecting rod Extend to the inside of the 3rd chute.

It is preferred that, the inside in the first stroke hole is fixedly connected with the first clamp pad, and the inside in second hole is fixed It is connected with the second clamp pad.

It is preferred that, the both sides of the first groove inner chamber are provided with cushion pad, and the cushion pad passes through fixture and The inwall of one groove is fixedly connected.

It is preferred that, the first foam-rubber cushion has been fixedly connected with the top and bottom of the first through hole, second through hole Both sides have been fixedly connected with the second foam-rubber cushion.

Compared with prior art, the beneficial effects of the utility model are as follows：

1st, the utility model reaches the effect for driving fixed block movement, passes through spring by setting pulley and the first groove And baffle plate, the effect for supporting and shrinking to riser is reached, by first through hole, reaching makes what the first sliding block and the first stroke hole were slided Effect, by the second through hole, reaches the effect for sliding the second sliding block and second hole, by gear and teeth, reaches drive The effect of connecting rod movement, the device convenient use considerably increases the picture speed of teacher.

2nd, the utility model reaches the effect of supporting linkage by the 3rd chute and the 3rd sliding block, it is to avoid riser is being moved When dynamic, there is inclined situation in cross bar, by the first clamp pad and the second clamp pad and in the first stroke hole and second hole Pen is clamped, it is to avoid teacher the situation that pen comes off occurs, by cushion pad, the work of protection can be played to pulley when drawing With, it is to avoid the service life of pulley for a long time with the inwall collision influence pulley of the first groove.

Brief description of the drawings

Fig. 1 is the utility model structural representation；

Fig. 2 is the utility model montant attachment structure schematic diagram；

Fig. 3 is the utility model A-A partial structurtes enlarged diagram.

In figure：1 framework, 2 plate bodys, 3 fixed plates, 4 first grooves, 5 pulleys, 6 fixed blocks, 7 second grooves, 8 springs, 9 gears Plate, 10 risers, 11 first through hole, 12 first sliding blocks, 13 rotary shafts, 14 the first stroke holes, 15 transverse slats, 16 second through holes, 17 second Sliding block, 18 second holes, 19 the 3rd grooves, 20 teeth, 21 connecting rods, 22 gears, 23 the 3rd chutes, 24 the 3rd sliding blocks, 25 One clamp pad, 26 second clamp pads, 27 cushion pads, 28 first foam-rubber cushions, 29 second foam-rubber cushions.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Fig. 1-3, a kind of higher mathematics plotting unit, including framework 1 are referred to, the inside of framework 1 is fixedly connected with plate body 2, the top and bottom of framework 1 have been fixedly connected with fixed plate 3, and the surface of fixed plate 3 offers the first groove 4, the first groove 4 The both sides of inner chamber are provided with cushion pad 27, and cushion pad 27 is fixedly connected by fixture with the inwall of the first groove 4, by slow Pad 27 is rushed, protection can be played a part of to pulley 5, it is to avoid the long-time of pulley 5 and the inwall collision influence pulley 5 of the first groove 4 Service life, pulley 5 is slidably connected in the first groove 4, pulley 5 drives fixed block 6 to move, and fixed block 6 drives riser 10 Mobile, convenient use person's movement riser 10 is drawn, and the front surface of pulley 5 is connected with fixed block 6 by rotating shaft, fixed The one end of block 6 away from roller 5 extends to the front of plate body 2, and fixed block 6 offers the second groove positioned at the positive one end of plate body 2 7, the side of the inner chamber of the second groove 7 is fixedly connected with spring 8, and montant 10 promotes baffle plate 9 to shrink, and the push the spring 8 of baffle plate 9 is shunk, Riser 10 can be taken apart from fixed block 6, riser 10 is that fulcrum can be carried out with the second sliding block 17 centered on rotary shaft 13 Circle is drawn, side of the spring 8 away from the inner chamber of the second groove 7 is fixedly connected with baffle plate 9, and the front surface of plate body 2 is provided with riser 10, erected The surface of plate 10 offers first through hole 11, and the top and bottom of first through hole 11 have been fixedly connected with the first foam-rubber cushion 28, the The both sides of two through holes 16 have been fixedly connected with the second foam-rubber cushion 29, pass through the first foam-rubber cushion 28 and the second foam-rubber cushion 29, it is to avoid make When user moves the first stroke hole 14 and second hole 18, the situation in the first stroke hole 14 and second hole 18 is damaged, is also avoided to the Pen in one hole 14 and second hole 18 is caused to damage, and the first sliding block 12 is slidably connected at the axle center of first through hole 11, the The top of one sliding block 12 is fixedly connected with rotary shaft 13, first through hole 11 and is slided positioned at the top and bottom of the first sliding block 12 The first stroke hole 14 is connected with, the inside in the first stroke hole 14 is fixedly connected with the first clamp pad 25, and the inside in second hole 18 is fixed The second clamp pad 26 is connected with, by the first clamp pad 25 and the second clamp pad 26 and in the first stroke hole 14 and second hole 18 Pen be clamped, it is to avoid teacher draw when, there is the situation that pen comes off, the top and bottom of riser 10 all extend to second The inside of groove 7 is contacted with baffle plate 9, the front surface of plate body 2 and the front of riser 10 is provided with transverse slat 15, the table of transverse slat 15 Face offers and slidably connects the second sliding block 17 at the second through hole 16, the axle center of the second through hole 16, by the second sliding block 17, reaches The effect supported to rotary shaft 13, the one end of rotary shaft 13 away from the first sliding block 12 extends to the inside of the second sliding block 17 and with the Two sliding blocks 17 are flexibly connected, and second hole 18, frame are slidably connected in the second through hole 16 and positioned at the both sides of the second sliding block 17 The inside of body 1 offers the 3rd groove 19 positioned at the both sides of plate body 2, and the inwall of the 3rd groove 19 is fixedly connected with teeth 20, horizontal The both sides of plate 15 have been fixedly connected with connecting rod 21, and side of the connecting rod 21 away from transverse slat 15 is extended in the 3rd groove 19 Chamber, the back side that connecting rod 21 is located at the 3rd groove 19 is connected with the gear 22 used cooperatively with teeth 20, frame by rotating shaft The 3rd chute 23 is offered in body 1, the 3rd chute 23 is close to the side for being located at plate body 2, and the back side of connecting rod 21 is fixedly connected with The 3rd sliding block 24 used cooperatively with the 3rd chute 23, the 3rd side of the sliding block 24 away from connecting rod 21 extends to the 3rd chute 23 Inside, by the 3rd chute 23 and the 3rd sliding block 24, reach the effect of supporting linkage 21, it is to avoid riser 10 when mobile, There is inclined situation in cross bar 15, by setting the groove 4 of pulley 5 and first, reaches the effect for driving fixed block 6 to move, passes through Spring 8 and baffle plate 9, reach the effect that riser 10 is supported and shunk, by first through hole 11, and reaching makes the first sliding block 12 and The effect that one hole 14 is slided, by the second through hole 16, reaches the effect for sliding the second sliding block 17 and second hole 18, passes through Gear 22 and teeth 20, reach the effect for driving connecting rod 21 to move, and the device convenient use considerably increases the picture of teacher Speed.

In use, pulling riser 10, pulley 5 is slided in the first groove 4, while also driving riser 10 to move, pen is put Enter in the first stroke hole 14, can be drawn, pull one end of riser 10, riser 10 promotes baffle plate 9 to shrink spring 8, pull perpendicular The other end of plate 10, riser 10 is extracted out from fixed block 6, by rotary shaft 13, rotates riser 10, can carry out picture circle, is drawn Motion plate 15, transverse slat 15 is rotated with moving gear 22 in teeth 20, can be moved with motion plate 15, and pen is put into second hole 18 In, it can be drawn, the use of convenient use person.

In summary：The higher mathematics plotting unit, passes through fixed plate 3, the first groove 4, fixed block 6, spring 8, riser 10th, rotary shaft 13, the first stroke hole 14, transverse slat 15 and the cooperation in second hole 18, solve common unit and are inconvenient to use and paint Scheme slow-footed problem.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of higher mathematics plotting unit, including framework (1), it is characterised in that：The inside of the framework (1) is fixedly connected with Fixed plate (3) is fixedly connected with the top and bottom of plate body (2), the framework (1), the surface of the fixed plate (3) is opened up Have in the first groove (4), first groove (4) and slidably connect pulley (5), the front surface of the pulley (5) passes through rotating shaft Fixed block (6) is connected with, the one end of the fixed block (6) away from pulley (5) extends to the front of plate body (2), described solid Determine the one end of block (6) in front of plate body (2) and offer the second groove (7), the side of the second groove (7) inner chamber, which is fixed, to be connected Spring (8) is connected to, side of the spring (8) away from the second groove (7) inner chamber is fixedly connected with baffle plate (9), the plate body (2) Front surface be provided with riser (10), the surface of the riser (10) offers first through hole (11), the first through hole (11) Axle center at slidably connect and be fixedly connected with rotary shaft (13), institute at the top of the first sliding block (12), first sliding block (12) State first through hole (11) and slidably connect the first stroke hole (14), the riser positioned at the top and bottom of the first sliding block (12) (10) inside that the second groove (7) is all extended at the top and bottom of is contacted with baffle plate (9), the front surface of the plate body (2) and The front of riser (10) is provided with transverse slat (15), the surface of the transverse slat (15) offers the second through hole (16), described The second sliding block (17), the one end of the rotary shaft (13) away from the first sliding block (12) are slidably connected at the axle center of two through holes (16) Extend to the inside of the second sliding block (17) and be flexibly connected with the second sliding block (17), in second through hole (16) and positioned at second The both sides of sliding block (17) slidably connect second hole (18), and the inside of the framework (1) is offered positioned at plate body (2) both sides The 3rd groove (19), the inwall of the 3rd groove (19) is fixedly connected with teeth (20), and the both sides of the transverse slat (15) are equal Connecting rod (21) is fixedly connected with, side of the connecting rod (21) away from transverse slat (15) extends to the interior of the 3rd groove (19) Chamber, the back side that the connecting rod (21) is located at the 3rd groove (19) is connected with what is used cooperatively with teeth (20) by rotating shaft Gear (22).

2. a kind of higher mathematics plotting unit according to claim 1, it is characterised in that：Offered in the framework (1) 3rd chute (23), the 3rd chute (23) is close to the side for being located at plate body (2), and the back side of the connecting rod (21), which is fixed, to be connected It is connected to the 3rd sliding block (24) used cooperatively with the 3rd chute (23), side of the 3rd sliding block (24) away from connecting rod (21) Extend to the inside of the 3rd chute (23).

3. a kind of higher mathematics plotting unit according to claim 1, it is characterised in that：The first stroke hole (14) it is interior Portion is fixedly connected with the first clamp pad (25), and the inside of second hole (18) is fixedly connected with the second clamp pad (26).

4. a kind of higher mathematics plotting unit according to claim 1, it is characterised in that：First groove (4) inner chamber Both sides be provided with cushion pad (27), the cushion pad (27) is fixedly connected by fixture with the inwall of the first groove (4).

5. a kind of higher mathematics plotting unit according to claim 1, it is characterised in that：The top of the first through hole (11) Portion and bottom have been fixedly connected with the first foam-rubber cushion (28), and the both sides of second through hole (16) have been fixedly connected with the second sponge Pad (29).