CN203844449U - Calculation book for math tests - Google Patents
Calculation book for math tests Download PDFInfo
- Publication number
- CN203844449U CN203844449U CN201420301819.7U CN201420301819U CN203844449U CN 203844449 U CN203844449 U CN 203844449U CN 201420301819 U CN201420301819 U CN 201420301819U CN 203844449 U CN203844449 U CN 203844449U
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- calculation
- pressing plate
- shaped clamping
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- base plate
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Abstract
The utility model mainly aims to provide a calculation book for math tests. The calculation book can be applied to the university math tests, prevent students from cheating through calculation paper sheets and make it convenient for invigilation teachers to count the calculation paper sheets. The calculation book is characterized by comprising a rubber pad, a frame style pressing plate, a cover and a plurality of calculation paper sheets. A first blind hole for a fastening bolt to be screwed into is formed in the left end of a bottom plate. The frame style pressing plate is formed by connecting three right-angle sides in sequence and provided with a first through hole and a second through hole, and dividing rules are attached to the inner sides of the three right-angle sides respectively. Rectangular areas of the calculation paper sheets are cut away with page number marking areas marked with different page numbers remaining sequentially; the length of the page number marking areas on the calculation paper sheets is increased in sequence, and therefore the page number marking area on each lower calculation paper sheet can be exposed. The cuboid bottom plate, the calculation paper sheets, the cover and the frame type pressing plate are pressed after being penetrated through by the fastening bolt and are fastened through a rotating jackscrew.
Description
Technical field
The utility model relates to a kind of apparatus being applied in institution of higher learning's maths exam.
Background technology
Along with the increase of college student number, traditional carry out at one time higher mathematics examination and be difficult to continue to be suitable in the mode that prevents dew topic between student or cheating.Because school cannot provide the classroom that meets quantity.For this reason, in current examination, extensively adopt A, B volume and the mode of Calculation Paper is provided, complete in examination, the quantity of checking Calculation Paper, to prevent that student from having copied exercise question by Calculation Paper and having taken examination hall out of.But, because the take an examination Calculation Paper quantity that need to provide of higher mathematics and other Mathematics is more, and invigilator teacher is the number of pages that cannot check fast each student and stay Calculation Paper on the table in actual mechanical process at all, finally cause this regulation to become a mere formality.In addition, this Calculation Paper in bulk, also provides chance for student transmits paper slip in examination hall cheating.
Summary of the invention
In order to solve the technical problem of mentioning in background technology, the utility model provides a kind of maths exam calculus book, this kind of maths exam calculus book aims at maths exam and designs, the number of pages of the Calculation Paper that invigilator teacher can the open-and-shut student of knowing stays, can stop student takes Calculation Paper out of examination hall on the one hand, can avoid on the other hand student to utilize Calculation Paper to practise fraud in examination hall.
The technical solution of the utility model is: this kind of maths exam calculus book, comprise a cuboid base plate, its unique distinction is: described maths exam calculus book also comprises the rubber cushion and the frame-type pressing plate that match with the size of cuboid base plate, and strip of paper used for sealing and several Calculation Papers.
Wherein, elastic mounting is on base plate, penetrate rubber cushion, on the left end of base plate, drift angle place has tapped the first blind hole screwing in for fastening bolt, and under the right-hand member of base plate, base angle place has a T connected in star, is hinged with T shape tumbler in groove, on the support bar of T shape tumbler, have external screw thread, external screw thread overcoat has setscrew nut, and the top of described support bar has inner groovy, inserts for pressure cap.
Frame-type pressing plate forms after being connected successively by three right-angle sides, on the left end of frame-type pressing plate, drift angle place has first through hole corresponding with the first blind hole, under the right-hand member of frame-type pressing plate, base angle place has second through hole, and the center line of the support bar of the center line of the second through hole and T shape tumbler in the time of stand up position coincides; The inner side of described three right-angle sides is all pasted with rule.
On strip of paper used for sealing left end, drift angle place has the binding hole corresponding with the first blind hole, and the main part of strip of paper used for sealing adopts lighttight plastic material to make, but there is a transparent rectangular area on right side; On several Calculation Paper left ends, drift angle place has the fastening bolt corresponding with the first blind hole and passes through hole; The part that corresponding rectangular area covers, except leaving successively the page number mark district of the different page numbers of mark, remainder is cut, but the length in page number mark district increases successively on several Calculation Papers, making to be positioned at the page number that on the lower layer of Calculation Paper, page number mark district marks can be revealed.
Cuboid base plate, several Calculation Papers, strip of paper used for sealing and frame-type pressing plate link together after boring a hole by fastening bolt, fastening by rotation jackscrew; Calculation Paper and strip of paper used for sealing measure-alike, but be less than the length on the long limit of frame-type pressing plate, after Calculation Paper and strip of paper used for sealing are fixed on cuboid base plate, while taking up fixing bolt rotation, can not touch the support bar in the T of erectility shape tumbler.
The utlity model has following beneficial effect: this kind of maths exam calculus book aims at maths exam and design, this kind of calculus book is provided with compressible base plate and frame-type pressing plate, Calculation Paper can rotate around hold-down bolt, the Calculation Paper that student is finished does not depart from whole set, like this, student's part Calculation Paper of just can not tearing separately carries out the cheating activities such as transfer bar.In addition, design the Calculation Paper of special construction, on several Calculation Papers, the length in page number mark district increases successively, making to be positioned at the page number that on the lower layer of Calculation Paper, page number mark district marks can be revealed, like this, the number of pages of the Calculation Paper that invigilator teacher can the open-and-shut student of knowing stays, can stop student takes Calculation Paper out of examination hall on the one hand, can avoid on the other hand student to utilize Calculation Paper to practise fraud in examination hall.In addition, be all pasted with rule in the inner side of three right-angle sides, like this, be convenient to student in the time of calculation, delineate functional digraph, to reduce unnecessary time waste.
Brief description of the drawings:
The structural representation that Fig. 1 is the utility model after strip of paper used for sealing and first page Calculation Paper are reversed.
Fig. 2 is the structural representation of base plate described in the utility model.
Fig. 3 is the structural representation of frame-type pressing plate described in the utility model.
Fig. 4 is the structural representation of strip of paper used for sealing described in the utility model.
Fig. 5 is the structural representation of Calculation Paper first page described in the utility model.
Fig. 6 is the structural representation of Calculation Paper second page described in the utility model.
Fig. 7 is the structural representation of the 3rd page of Calculation Paper described in the utility model.
Fig. 8 is the structural representation of the utility model after frame-type pressing plate is positioned on base plate.
Fig. 9 is that the utility model is in Calculation Paper and the structural representation of fastening complete dormant state of strip of paper used for sealing.
Figure 10 be the utility model in locking buckle be stuck on the first bar shaped clamping sheet and the second bar shaped clamping sheet on after structural representation.
Figure 11 is the structure cutaway view of locking buckle.
1-cuboid base plate in figure, 2-rubber cushion, 3-sticking block, 4-the first bar shaped clamping sheet, 5-T connected in star, 6-external screw thread, 7-setscrew nut, 8-inner groovy, 9-T shape tumbler, 10-embeded slot, 11-swinging mounting, 12-bearing pin, 13-the first blind hole, 14-frame-type pressing plate, 15-the second bar shaped clamping sheet, the domatic body of 16-, 17-rule, 18-the second through hole, 19-the first through hole, 20-strip of paper used for sealing, 21-rectangular area, 22-binding hole, 23-page number mark district, 24-fastening bolt, 25-rotates jackscrew, 26-Calculation Paper, 27-pressure cap, 28-locking buckle, 29-sets one's teeth on edge, 30-fastening bolt passes through hole.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described in further detail:
This kind of maths exam calculus book, comprises a cuboid base plate 1, and its unique distinction is: described maths exam calculus book also comprises the rubber cushion 2 and the frame-type pressing plate 14 that match with the size of cuboid base plate 1, and strip of paper used for sealing 20 and several Calculation Papers 26.
Wherein, as shown in Figure 2, rubber cushion 2 is fixed on base plate 1, penetrates rubber cushion 2, and on the left end of base plate 1, drift angle place has tapped the first blind hole 13 screwing in for fastening bolt 24, under the right-hand member of base plate 1, base angle place has a T connected in star 5, in groove, be hinged with T shape tumbler 9, on the support bar of T shape tumbler 9, have external screw thread 6, external screw thread 6 overcoats have setscrew nut 7, the top of described support bar has inner groovy 8, inserts for pressure cap 27.The effect that T connected in star and T shape tumbler are set is, after several Calculation Papers sandwich, for being pressed on base plate of ensureing that frame-type pressing plate can level, adjust the position of setscrew nut on support bar according to the thickness of paper, thereby the lower right corner of frame-type pressing plate can be pressed on setscrew nut, and there will not be unsettled state.Fig. 8 is that the inner groovy of supporting bar top has stretched out the structural representation after frame-type pressing plate.
Frame-type pressing plate 14 forms after being connected successively by three right-angle sides, on the left end of frame-type pressing plate 14, drift angle place has first through hole 19 corresponding with the first blind hole 13, under the right-hand member of frame-type pressing plate 14, base angle place has the center line of second through hole 18, the second through holes 18 and the center line of the support bar of T shape tumbler 9 in the time of stand up position coincides; The inner side of described three right-angle sides is all pasted with rule 17.Rule is structurally set and can brings following convenience, students, in the time of answer Mathematics answer, can be positioned at upper and lower and scale left side by these and draw fast functional digraph, has saved Reaction time.
On strip of paper used for sealing 20 left ends, drift angle place has the binding hole 22 corresponding with the first blind hole 13, and the main part of strip of paper used for sealing 20 adopts lighttight plastic material to make, but there is a transparent rectangular area 21 on right side.The effect of this transparent rectangular area is that the page number is marked to district to be shown, and adopts lighttight plastic material, its role is to, after upset, shelter from the content that user had write, and does not allow other people see.Fig. 1 is the structural representation after strip of paper used for sealing and first page Calculation Paper are reversed.
As shown in Fig. 5,6,7, on several Calculation Paper 26 left ends, drift angle place has the fastening bolt corresponding with the first blind hole 13 by hole 30; The part that corresponding rectangular area 21 covers, except leaving successively the page number mark district 23 of the different page numbers of mark, remainder is cut, but the length in page number mark district 23 increases a unit successively on several Calculation Papers 26, making to be positioned at the page number that on the lower layer of Calculation Paper 26, page number mark district marks can be revealed.
As shown in Fig. 1, Fig. 8, Fig. 9 and Figure 10, cuboid base plate 1, several Calculation Papers 26, strip of paper used for sealing 20 and frame-type pressing plate 14 link together after boring a hole by fastening bolt 24, fastening by rotation jackscrew 25.Calculation Paper 26 and strip of paper used for sealing 20 measure-alike, but be less than the length on frame-type pressing plate 14 long limits, after Calculation Paper 26 and strip of paper used for sealing 20 are fixed on cuboid base plate, while taking up fixing bolt rotation, can not touch the support bar in the T of erectility shape tumbler 9.
In fact, shown in Fig. 1, Fig. 8, Fig. 9 and Figure 10 is preferred version, draw the first bar shaped clamping sheet 4 in the lower left corner of rubber cushion 2, on the first bar shaped clamping sheet 4, there is sticking block 3, the second bar shaped clamping sheet 15 is drawn in the lower left corner of frame-type pressing plate 14, the position of the position of the second bar shaped clamping sheet 15 and the first bar shaped clamping sheet 4 matches, and the back of the second bar shaped clamping sheet 15 is fixed with the sticking block matching with sticking block 3, and the front of the second bar shaped clamping sheet 15 is fixed with some domatic bodies 16; Described calculus book also comprises a locking buckle 28 identical with bar shaped clamping sheet width, locking buckle 28 is hollow cuboid, be highly the thickness sum of the first bar shaped clamping sheet 4 and the second bar shaped clamping sheet 15, inside have can limit that domatic body 16 returns set one's teeth on edge 29.Figure 11 is the structure cutaway view of locking buckle, like this, installs after Calculation Paper, clamps the basic fixed position of frame-type pressing plate by locking buckle.
In addition, the angle while use for ease of adjusting can be hinged with a swinging mounting 11 by bearing pin on the basis of above scheme under cuboid base plate, and, on the bottom surface of cuboid base plate 1, have the embeded slot 1 of playback after screwing in for swinging mounting 11.
Claims (3)
1. a maths exam calculus book, comprise a cuboid base plate (1), it is characterized in that: described maths exam calculus book also comprises the rubber cushion (2) and the frame-type pressing plate (14) that match with the size of cuboid base plate (1), and strip of paper used for sealing (20) and several Calculation Papers (26);
Wherein, rubber cushion (2) is fixed on base plate (1), penetrate rubber cushion (2), on the left end of base plate (1), drift angle place has tapped the first blind hole (13) screwing in for fastening bolt (24), under the right-hand member of base plate (1), base angle place has a T connected in star (5), in groove, be hinged with T shape tumbler (9), on the support bar of T shape tumbler (9), have external screw thread (6), external screw thread (6) overcoat has setscrew nut (7), the top of described support bar has inner groovy (8), inserts for pressure cap (27);
Frame-type pressing plate (14) forms after being connected successively by three right-angle sides, on the left end of frame-type pressing plate (14), drift angle place has first through hole (19) corresponding with the first blind hole (13), under the right-hand member of frame-type pressing plate (14), base angle place has second through hole (18), and the center line of the support bar of the center line of the second through hole (18) and T shape tumbler (9) in the time of stand up position coincides; The inner side of described three right-angle sides is all pasted with rule (17);
On strip of paper used for sealing (20) left end, drift angle place has the binding hole (22) corresponding with the first blind hole (13), and the main part of strip of paper used for sealing (20) adopts lighttight plastic material to make, but there is a transparent rectangular area (21) on right side;
On several Calculation Papers (26) left end, drift angle place has the fastening bolt corresponding with the first blind hole (13) by hole (30); The part that corresponding rectangular area (21) covers, except leaving successively the page number mark district (23) of the different page numbers of mark, remainder is cut, but the length in the upper page number mark districts of several Calculation Papers (26) (23) increases successively, making to be positioned at the lower layer of Calculation Paper (26) page number that above page number mark district marks can be revealed;
Cuboid base plate (1), several Calculation Papers (26), strip of paper used for sealing (20) and frame-type pressing plate (14) link together after boring a hole by fastening bolt (24), fastening by rotation jackscrew (25); Calculation Paper (26) and strip of paper used for sealing (20) measure-alike, but be less than the length on the long limit of frame-type pressing plate (14), after Calculation Paper (26) and strip of paper used for sealing (20) are fixed on cuboid base plate (1), while taking up fixing bolt (24) rotation, can not touch the support bar in the T of erectility shape tumbler (9).
2. a kind of maths exam calculus book according to claim 1, it is characterized in that: the first bar shaped clamping sheet (4) is drawn in the lower left corner of rubber cushion (2), on the first bar shaped clamping sheet (4), there is sticking block (3), the second bar shaped clamping sheet (15) is drawn in the lower left corner of frame-type pressing plate (14), the position of the position of the second bar shaped clamping sheet (15) and the first bar shaped clamping sheet (4) matches, the back of the second bar shaped clamping sheet (15) is fixed with the sticking block matching with sticking block (3), the front of the second bar shaped clamping sheet (15) is fixed with some domatic bodies (16), described calculus book also comprises a locking buckle (28) identical with bar shaped clamping sheet width, locking buckle (28) is hollow cuboid, be highly the thickness sum of the first bar shaped clamping sheet (4) and the second bar shaped clamping sheet (15), inside has can limit set one's teeth on edge (29) that domatic body (16) is return.
3. a kind of maths exam calculus book according to claim 1 and 2, it is characterized in that: cuboid base plate (1) is lower is hinged with a swinging mounting (11) by bearing pin (12), and, on the bottom surface of cuboid base plate (1), have the embeded slot (10) of playback after screwing in for swinging mounting (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420301819.7U CN203844449U (en) | 2014-06-09 | 2014-06-09 | Calculation book for math tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420301819.7U CN203844449U (en) | 2014-06-09 | 2014-06-09 | Calculation book for math tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844449U true CN203844449U (en) | 2014-09-24 |
Family
ID=51557505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420301819.7U Expired - Fee Related CN203844449U (en) | 2014-06-09 | 2014-06-09 | Calculation book for math tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109359272A (en) * | 2018-09-11 | 2019-02-19 | 宁波思骏科技有限公司 | A kind of display methods, device and the equipment of electronics rough draft |
-
2014
- 2014-06-09 CN CN201420301819.7U patent/CN203844449U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109359272A (en) * | 2018-09-11 | 2019-02-19 | 宁波思骏科技有限公司 | A kind of display methods, device and the equipment of electronics rough draft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Bei'an Hongyu Network Engineering Co. Ltd. Assignor: Heihe University Contract record no.: 2015230000139 Denomination of utility model: Calculation book for math tests Granted publication date: 20140924 License type: Exclusive License Record date: 20151204 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |