CN214355194U

CN214355194U - College mathematics teaching is with portable multi-functional chi

Info

Publication number: CN214355194U
Application number: CN202120227533.9U
Authority: CN
Inventors: 宋艳丽; 张垒峰
Original assignee: Henan Quality Polytechnic
Current assignee: Henan Quality Polytechnic
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-10-08
Anticipated expiration: 2031-01-27

Abstract

The utility model provides a portable multi-functional chi is used in college mathematical education, relate to multi-functional chi technical field, a portable multi-functional chi is used in college mathematical education, including first ruler, second ruler and adjusting device, first ruler rotates with the second ruler to be connected, the fixed surface of second ruler is connected with the handle, adjusting device sets up in the inner wall of first ruler, adjusting device includes sliding spring, sliding spring keeps away from the one end fixedly connected with fixture block of first ruler, the fixed surface of fixture block is connected with the slide bar, the one end fixedly connected with sliding block of fixture block is kept away from to the slide bar, the fixed surface of sliding block is connected with the pull ring, the pull ring is circular setting. The utility model discloses, through setting up adjusting device, when the angle needs to be adjusted, rotate the second ruler, when the second ruler is 90 with first ruler, first ruler is 90 settings with the second ruler, accomplishes the regulation, and most present equipment is all too single.

Description

College mathematics teaching is with portable multi-functional chi

Technical Field

The utility model relates to a multi-functional chi technical field especially relates to a college mathematics teaching is with portable multi-functional chi.

Background

The conventional ruler has a single function, cannot draw a fixed angle, is used for manually drawing a multi-purpose drawing instrument, is inconvenient for non-professionals, particularly middle and primary school students to carry the drawing instrument when the non-professional students learn, and only needs to draw by hands, so that drawing is not standard.

Most of the existing devices are too single to meet the normal use of students and teachers, so improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a portable multifunctional ruler for college mathematics teaching.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a portable multifunctional ruler for university mathematics teaching comprises a first ruler, a second ruler and an adjusting device, wherein the first ruler is rotatably connected with the second ruler, the surface of the second ruler is fixedly connected with a handle, the adjusting device is arranged on the inner wall of the first ruler, the adjusting device comprises a sliding spring, the sliding spring is fixedly connected with the inner wall of the first ruler, one end, far away from the first ruler, of the sliding spring is fixedly connected with a clamping block, the clamping block is slidably connected with the inner wall of the second ruler, the surface of the clamping block is fixedly connected with a sliding rod, the sliding rod is inserted in the sliding spring and is slidably connected with the sliding spring, the sliding rod penetrates through the first ruler and is slidably connected with the first ruler, one end, far away from the clamping block, of the sliding rod is fixedly connected with a sliding block, the sliding block is abutted against the surface of the first ruler, the surface of the sliding block is fixedly connected with a pull ring, the pull ring is arranged in a circular shape.

Preferably, a limiting groove is formed in the surface of the second ruler, and the limiting groove is matched with the clamping block.

Preferably, the inner wall of second ruler is rotated and is connected with the turning block, the fixed surface of turning block is connected with the dwang, the dwang runs through the second ruler and is connected rather than rotating, the dwang runs through first ruler and is connected rather than rotating, the one end fixedly connected with that the turning block was kept away from to the dwang supports the piece, support the surface counterbalance of piece and first ruler.

Preferably, the surface of first ruler is provided with hanging device, hanging device includes unable adjustment base, the surface of first ruler is provided with unable adjustment base, unable adjustment base is connected with the fixed surface of first ruler, unable adjustment base's inner wall fixedly connected with fixed spring, unable adjustment base's one end fixedly connected with and fixed block are kept away from to fixed spring, the fixed surface of fixed block is connected with the dead lever, the dead lever is inserted and is established in fixed spring and rather than sliding connection, the dead lever runs through unable adjustment base and rather than sliding connection.

Preferably, one end of the fixing rod, which is far away from the fixing block, is fixedly connected with a pulling block, and the pulling block abuts against the fixing base.

Preferably, the surface of the clamping block is connected with a handle in a sliding mode, and the handle is abutted to the first straight ruler.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through setting up adjusting device, when the angle needs to be adjusted, to the direction pulling pull ring of keeping away from first ruler, drive fixture block and the separation of second ruler, make sliding block and slide bar syntropy slide, sliding spring takes place deformation, the pulling handle, rotate the second ruler, when the second ruler is 90 with first ruler, loosen the pull ring, sliding spring produces elasticity for struggling away the constraint and drives the fixture block and reset, fixture block and spacing groove retrain each other, the second ruler is fixed, first ruler is 90 settings with the second ruler, when 180 when needs are adjusted, repeat above-mentioned operation, make first ruler be 180 settings with the second ruler, accomplish the regulation, most equipment is all too single at present, can not satisfy student and mr's normal use, the effectual practicality that improves equipment of this device.

2. The utility model discloses in, through setting up the hanging device, when equipment need hang up, to the direction pulling stay block of keeping away from unable adjustment base, drive dead lever and fixed block syntropy slip, fixing spring takes place deformation, offset handle and first ruler, recess on the handle is just to the time with the fixed block, loosen the stay block, fixing spring produces elasticity for struggling to take off the constraint and drives the fixed block and reset, the fixed block is fixed the handle on first ruler, then hang up equipment, accomplish and hang up, when present most equipment does not use, all place on the podium, touch easily when mr lecture, lead to equipment to fall from the eminence, cause the damage, the effectual ease for use that has improved equipment of the application of this device.

Drawings

Fig. 1 is a schematic perspective view of a portable multifunctional ruler for university mathematics teaching according to the present invention;

fig. 2 is an exploded schematic view of the portable multifunctional ruler for university mathematics teaching according to the present invention;

fig. 3 is a schematic structural view of the portable multifunctional ruler medium adjusting device for university mathematics teaching of the present invention;

fig. 4 is the utility model provides a hanging-up device structure schematic diagram in portable multi-functional chi for university's mathematical education.

Illustration of the drawings: 1. a first straightedge; 2. a handle; 3. an adjustment device; 31. a pull ring; 32. a resisting block; 33. A slider; 34. a slide bar; 35. a slide spring; 36. a clamping block; 37. a limiting groove; 38. rotating the block; 39. rotating the rod; 4. a hanging-up device; 41. a handle; 42. a fixed base; 43. pulling the block; 44. fixing the rod; 45. fixing the spring; 46. a fixed block; 5. a second straightedge.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, the utility model provides a university's mathematics teaching is with portable multi-functional chi, including first ruler 1, second ruler 5 and adjusting device 3, first ruler 1 rotates with second ruler 5 to be connected, and the fixed surface of second ruler 5 is connected with handle 2.

The specific arrangement and function of the adjusting means 3 and the suspension means 4 will be described in detail below.

As shown in fig. 1 and 3, the adjusting device 3 is disposed on the inner wall of the first ruler 1, the adjusting device 3 includes a sliding spring 35, the sliding spring 35 is fixedly connected to the inner wall of the first ruler 1, one end of the sliding spring 35 away from the first ruler 1 is fixedly connected to a fixture block 36, the fixture block 36 is slidably connected to the inner wall of the second ruler 5, a sliding rod 34 is fixedly connected to the surface of the fixture block 36, the sliding rod 34 is inserted into the sliding spring 35 and slidably connected thereto, the sliding rod 34 penetrates through and slidably connected to the first ruler 1, one end of the sliding rod 34 away from the fixture block 36 is fixedly connected to a sliding block 33, the sliding block 33 abuts against the surface of the first ruler 1, the surface of the sliding block 33 is fixedly connected to a pull ring 31, the pull ring 31 is circularly disposed, the surface of the second ruler 5 is provided with a limiting groove 37, the limiting groove 37 is adapted to the fixture block 36, the inner wall of the second ruler 5 is rotatably connected to a rotating block 38, the surface of the rotating block 38 is fixedly connected with a rotating rod 39, the rotating rod 39 penetrates through the second ruler 5 and is rotatably connected with the second ruler, the rotating rod 39 penetrates through the first ruler 1 and is rotatably connected with the first ruler, one end, far away from the rotating block 38, of the rotating rod 39 is fixedly connected with a resisting block 32, and the resisting block 32 is abutted against the surface of the first ruler 1.

The whole adjusting device 3 achieves the effect that by arranging the adjusting device 3, when the angle needs to be adjusted, the pull ring 31 is pulled towards the direction far away from the first ruler 1 to drive the fixture block 36 to be separated from the second ruler 5, so that the sliding block 33 and the sliding rod 34 slide in the same direction, the sliding spring 35 deforms, the handle 2 is pulled, the second ruler 5 is rotated, when the second ruler 5 and the first ruler 1 are 90 degrees, the pull ring 31 is loosened, the sliding spring 35 generates elastic force for breaking and binding to drive the fixture block 36 to reset, the fixture block 36 and the limiting groove 37 are mutually bound, the second ruler 5 is fixed, the first ruler 1 and the second ruler 5 are 90 degrees, when the angle needs to be adjusted to 180 degrees, the operation is repeated, so that the first ruler 1 and the second ruler 5 are 180 degrees, the adjustment is completed, most of the existing devices are single and cannot meet the normal use of students and teachers, the device effectively improves the practicability of the equipment.

As shown in fig. 1 and 4, a hanging device 4 is arranged on the surface of the first ruler 1, the hanging device 4 includes a fixing base 42, the surface of the first ruler 1 is provided with the fixing base 42, the fixing base 42 is fixedly connected with the surface of the first ruler 1, a fixing spring 45 is fixedly connected with the inner wall of the fixing base 42, one end of the fixing spring 45, far away from the fixing base 42, is fixedly connected with a fixing block 46, the surface of the fixing block 46 is fixedly connected with a fixing rod 44, the fixing rod 44 is inserted in the fixing spring 45 and is slidably connected with the fixing spring 45, the fixing rod 44 penetrates through the fixing base 42 and is slidably connected with the fixing base 42, a handle 41 is slidably connected with the surface of the fixing block 36, and the handle 41 abuts against the first ruler 1.

The effect that its whole hanging device 4 reaches does, through setting up hanging device 4, when equipment needs hang up, to the direction pulling of keeping away from unable adjustment base 42 and draw piece 43, drive dead lever 44 and fixed block 46 syntropy slip, fixing spring 45 takes place deformation, it offsets handle 41 with first ruler 1, recess on handle 41 is just to the time with fixed block 46, loosen and draw piece 43, fixing spring 45 produces elasticity for shaking off the constraint and drives fixed block 46 and reset, fixed block 46 fixes handle 41 on first ruler 1, then hang up equipment, accomplish and hang up, when present most equipment does not use, all place on the podium, touch easily when mr lecture, lead to equipment to fall down from the eminence, cause the damage, the effectual ease for use that has improved equipment of application of this device.

Embodiment 2 is different from embodiment 1 in that, as shown in fig. 4, one end of the fixing rod 44 far from the fixing block 46 is fixedly connected with a pulling block 43, and the pulling block 43 is abutted against the fixing base 42.

The integral working principle is that when the angle needs to be adjusted, the pull ring 31 is pulled in the direction away from the first ruler 1 to drive the clamping block 36 to separate from the second ruler 5, so that the sliding block 33 and the sliding rod 34 slide in the same direction, the sliding spring 35 deforms to pull the handle 2 and rotate the second ruler 5, when the second ruler 5 and the first ruler 1 are 90 degrees, the pull ring 31 is loosened, the sliding spring 35 generates elastic force to break loose and bind to drive the clamping block 36 to reset, the clamping block 36 and the limiting groove 37 are bound to each other, the second ruler 5 is fixed, the first ruler 1 and the second ruler 5 are 90 degrees, when the angle needs to be adjusted to 180 degrees, the operation is repeated, so that the first ruler 1 and the second ruler 5 are 180 degrees, the adjustment of the rulers is completed, most of devices are single at present and cannot meet the normal use of students and teachers, and the practicability of the device is effectively improved, when equipment need hang up, to the direction pulling stay 43 of keeping away from unable adjustment base 42, drive dead lever 44 and the syntropy slip of fixed block 46, dead spring 45 takes place deformation, it offsets handle 41 with first ruler 1, when recess on handle 41 is just to the time with fixed block 46, loosen stay 43, dead spring 45 produces elasticity for shaking off the constraint and drives fixed block 46 and reset, fixed block 46 fixes handle 41 on first ruler 1, then hang up equipment, accomplish and hang up, when present most equipment does not use, all place on the podium, touch easily when mr lectures, lead to equipment to fall down from the eminence, cause the damage, the effectual ease for use that improves equipment of application of this device.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a university's mathematics teaching is with portable multi-functional chi, includes first ruler (1), second ruler (5) and adjusting device (3), its characterized in that: the first ruler (1) is rotatably connected with the second ruler (5), the surface of the second ruler (5) is fixedly connected with a handle (2), and the adjusting device (3) is arranged on the inner wall of the first ruler (1);

the adjusting device (3) comprises a sliding spring (35), the sliding spring (35) is fixedly connected with the inner wall of the first ruler (1), one end of the sliding spring (35) far away from the first ruler (1) is fixedly connected with a clamping block (36), the fixture block (36) is connected with the inner wall of the second ruler (5) in a sliding way, the surface of the fixture block (36) is fixedly connected with a sliding rod (34), the sliding rod (34) is inserted in the sliding spring (35) and is connected with the sliding spring in a sliding way, the sliding rod (34) penetrates through the first ruler (1) and is connected with the first ruler in a sliding way, one end of the sliding rod (34) far away from the clamping block (36) is fixedly connected with a sliding block (33), sliding block (33) offset with the surface of first ruler (1), the fixed surface of sliding block (33) is connected with pull ring (31), pull ring (31) are circular setting.

2. The portable multifunctional ruler for university mathematics teaching as claimed in claim 1, characterized in that: a limiting groove (37) is formed in the surface of the second ruler (5), and the limiting groove (37) is matched with the clamping block (36).

3. The portable multifunctional ruler for university mathematics teaching as claimed in claim 1, characterized in that: the inner wall of second ruler (5) rotates and is connected with turning block (38), the fixed surface of turning block (38) is connected with dwang (39), dwang (39) run through second ruler (5) and rotate rather than being connected, dwang (39) run through first ruler (1) and rotate rather than being connected, the one end fixedly connected with that turning block (38) was kept away from in dwang (39) supports piece (32), support the surface counterbalance of piece (32) and first ruler (1).

4. The portable multifunctional ruler for university mathematics teaching as claimed in claim 1, characterized in that: the surface of first ruler (1) is provided with hanging-up device (4), hanging-up device (4) are including unable adjustment base (42), unable adjustment base (42) are connected with the fixed surface of first ruler (1), the inner wall fixedly connected with fixing spring (45) of unable adjustment base (42), the one end fixedly connected with and the fixed block (46) of unable adjustment base (42) are kept away from in fixing spring (45), the fixed surface of fixed block (46) is connected with dead lever (44), dead lever (44) are inserted and are established in fixing spring (45) and rather than sliding connection, dead lever (44) run through unable adjustment base (42) and rather than sliding connection.

5. The portable multifunctional ruler for university mathematics teaching as claimed in claim 4, wherein: one end of the fixing rod (44) far away from the fixing block (46) is fixedly connected with a pulling block (43), and the pulling block (43) is abutted against the fixing base (42).

6. The portable multifunctional ruler for university mathematics teaching as claimed in claim 2, characterized in that: the surface of the clamping block (36) is connected with a handle (41) in a sliding mode, and the handle (41) is abutted to the first ruler (1).