CN210478234U - Marking device for writing - Google Patents
Marking device for writing Download PDFInfo
- Publication number
- CN210478234U CN210478234U CN201921261478.4U CN201921261478U CN210478234U CN 210478234 U CN210478234 U CN 210478234U CN 201921261478 U CN201921261478 U CN 201921261478U CN 210478234 U CN210478234 U CN 210478234U
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- Prior art keywords
- clamping grooves
- clamping
- writing
- rod
- marking device
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a marking device for writing, which comprises slide bars which are distributed at intervals up and down, wherein two ends of each slide bar are fixedly provided with a mounting plate, the slide bar is connected with a linear bearing in a sliding way, the linear bearing is connected with snap rings in a clamping way, a vertical rod is fixedly arranged between the two snap rings, a rotary rod is sleeved on the vertical rod and is rotationally connected with the vertical rod, and a marking mechanism is adjustably connected on the rotary rod; the chalk clamp comprises a supporting tube, a plurality of first clamping grooves and a plurality of second clamping grooves, wherein the first clamping grooves and the second clamping grooves are vertically distributed, the supporting tube is sleeved on a rotary rod, an adjusting bolt is connected to the supporting tube in a threaded mode, the head of the adjusting bolt abuts against the rotary rod, the first clamping grooves and the second clamping grooves are fixedly arranged on the supporting tube, a plurality of wiping parts are inserted between the first clamping grooves, and each second clamping groove is inserted with a chalk clamp used for clamping chalk. The utility model discloses can draw standard four-wire check fast and guarantee the level of lines, make things convenient for personnel to operate.
Description
Technical Field
The utility model discloses teaching assistance apparatus technical field especially relates to a write and use marking device.
Background
In the teaching of english course, often need write the word and sentence, generally write on the blackboard directly mostly, especially when writing long-film word and sentence, because the blackboard is longer, probably can't hold word and sentence line and the level between the line to lead to holistic slope, watch the reading that causes certain influence to the student.
For the reason, in order to ensure the level and the specification of written words and sentences, four-line grids need to be drawn on the blackboard to assist the writing of the words and sentences, only one straight line can be drawn once by adopting the ruler for drawing, the four-line grids can be completely obtained only by drawing for four times, the time is long, the distance between lines is difficult to grasp during drawing, the writing is not standard, and the teaching effect is reduced.
Along with the development scriber of scientific and technological also obtains using, but current scriber also exists not enoughly, like the utility model discloses a scriber for english teaching of patent publication No. CN208411210U, the activity pillar of its scheme is connected with the fixed bolster only through movable sliding sleeve, and at the actual removal marking off in-process, the fixed bolster is difficult for guaranteeing the stability to the activity pillar supports to produce the shake easily when marking off, lead to the lines not straight, influence student's learning efficiency and teaching efficiency.
Disclosure of Invention
The utility model discloses a solve and rule out the nonstandard and unstable problem, provide a write and use marking device, realized the stability of marking off in-process, guarantee the standard of the four-line check of drawing.
In order to achieve the above object, the utility model adopts the following technical scheme:
a marking device for writing comprises slide bars which are distributed at intervals up and down, wherein mounting plates are fixedly arranged at two ends of each slide bar, a linear bearing is connected onto each slide bar in a sliding manner, snap rings are clamped on the linear bearings, a vertical rod is fixedly arranged between the two snap rings, a rotary rod is sleeved on the vertical rod and is rotatably connected with the vertical rod, and a marking mechanism is adjustably connected onto the rotary rod;
the chalk clamp comprises a supporting tube, a plurality of first clamping grooves and a plurality of second clamping grooves, wherein the first clamping grooves and the second clamping grooves are vertically distributed, the supporting tube is sleeved on a rotary rod, an adjusting bolt is connected to the supporting tube in a threaded mode, the head of the adjusting bolt abuts against the rotary rod, the first clamping grooves and the second clamping grooves are fixedly arranged on the supporting tube, a plurality of wiping parts are inserted between the first clamping grooves, and each second clamping groove is inserted with a chalk clamp used for clamping chalk.
Furthermore, the clamping ring is of a circular tubular structure with a broken side wall, and the linear bearing is clamped by the clamping ring; the rotating rod and the vertical rod are coaxially arranged.
Furthermore, the adjusting bolts are distributed at the upper end and the lower end of the supporting tube, the supporting tube is provided with an internal thread block, the adjusting bolts are matched with the internal thread block, the rotary rod is provided with a waist-shaped groove, and the head of each adjusting bolt is arranged in the waist-shaped groove.
Furthermore, the first clamping grooves and the adjusting bolts are symmetrically distributed on two sides of the supporting tube, and the first clamping grooves and the second clamping grooves are distributed at an included angle; the number of the first clamping grooves is two, the number of the second clamping grooves is four, and the four second clamping grooves are uniformly distributed on the supporting tube.
Further, the cleaning piece is including placing the shell and cleaning the sponge, place the shell and peg graft with first draw-in groove, place the shell and set up clean the sponge, clean sponge one end and arrange in outside placing the shell, clean the sponge lateral surface and be the arc surface, it is provided with a plurality of spacing pieces to place the shell both sides, spacing piece one end embedding is cleaned in the sponge.
Further, the height of the wiping sponge is larger than the sum of vertical distances between every two adjacent second clamping grooves.
Furthermore, a plurality of scale marks are arranged on the outer surface of the rotating rod, and the distance between every two adjacent scale marks is equal.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model can play a role of firm support for the upright rod through the slide rods on the upper and lower sides, and the upright rod is connected with the slide rods in a sliding way through the linear bearing, so that the upright rod can move transversely more smoothly, and the drawing of the four-line lattices is more convenient; the upright stanchion is rotationally connected with the rotary rod, so that the chalk can be ensured to be always in contact with the blackboard by slightly rotating the rotary rod during drawing, and the situation that lines are interrupted because the chalk is always kept in a fixed state with the blackboard and is not in contact with the blackboard after the chalk is worn is avoided.
The utility model discloses a first draw-in groove and second draw-in groove are the contained angle and distribute, when the four-wire check was drawn, clean the sponge earlier with the blackboard contact in order to clean the blackboard, guarantee the clean and tidy of drawing the route, then carry out the drawing of lines again, avoid writing and the watching after writing because of the unclean influence of blackboard, guarantee the clear and later stage effect of writing of four-wire check.
The utility model can adjust the position of the supporting tube on the rotating rod through the matching of the adjusting bolt and the waist-shaped groove, and is convenient to adjust, thereby drawing multi-row four-line grids; the scale marks can be adjusted up and down on the supporting tube as reference, so that the equal distance between each line of four lines of grids is ensured. The utility model discloses can draw standard four-wire check fast and guarantee the level of lines, make things convenient for teacher's personnel to operate and use and improve teaching efficiency.
Drawings
Fig. 1 is a schematic view of the whole structure of a marking device for writing of the present invention.
Fig. 2 is a schematic view of a supporting tube structure of the marking device for writing of the present invention.
Fig. 3 is a schematic view of a wiper structure of a marking device for writing according to the present invention.
Fig. 4 is a schematic view of a state of use of the marking device for writing of the present invention.
The reference numbers in the drawings are as follows: the chalk holder is characterized in that the chalk holder comprises a sliding rod 1, a mounting plate 2, a linear bearing 3, a clamping ring 4, a vertical rod 5, a rotating rod 6, a supporting tube 7, a first clamping groove 8, a second clamping groove 9, an adjusting bolt 10, a chalk clamp 11, a waist-shaped groove 12, an internal thread block 13, a placing shell 14, a wiping sponge 15, a limiting piece 16 and scale marks 17.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:
as shown in fig. 1 to 4, the marking device for writing comprises slide bars 1 which are distributed at intervals up and down, wherein mounting plates 2 are fixedly arranged at two ends of each slide bar 1, linear bearings 3 are connected on the slide bars 1 in a sliding manner, snap rings 4 are clamped on the linear bearings 3, the snap rings 4 are of circular tubular structures with broken side walls, the linear bearings 3 are clamped by the snap rings 4, vertical rods 5 are fixedly arranged between the two snap rings 4, rotary rods 6 are sleeved on the vertical rods 5, the rotary rods 6 are coaxially arranged with the vertical rods 5, the rotary rods 6 are rotatably connected with the vertical rods 5, and marking mechanisms are adjustably connected on the rotary rods 6;
the scribing mechanism comprises a supporting tube 7, a plurality of first clamping grooves 8 and a plurality of second clamping grooves 9 which are vertically arranged, the supporting tube 7 is sleeved on a rotary rod 6, an adjusting bolt 10 is connected to the supporting tube 7 in a threaded mode, the head of the adjusting bolt 10 abuts against the rotary rod 6, the first clamping grooves 8 and the adjusting bolt 10 are symmetrically distributed on two sides of the supporting tube 7, the first clamping grooves 8 and the second clamping grooves 9 are distributed at included angles, the first clamping grooves 8 and the second clamping grooves 9 are fixedly arranged on the supporting tube 7, a plurality of wiping parts are inserted between the first clamping grooves 8, and each second clamping groove 9 is inserted with a chalk clip 11 for clamping chalk.
Specifically, in this embodiment, the adjusting bolts 10 are distributed at the upper and lower ends of the support tube 7, the support tube 7 is provided with an internal thread block 13, the adjusting bolts 10 are matched with the internal thread block 13, the rotary rod 6 is provided with a waist-shaped groove 12, and the head of the adjusting bolt 10 is placed in the waist-shaped groove 12.
Specifically, in this embodiment, the number of the first locking grooves 8 is two, the number of the second locking grooves 9 is four, and the four second locking grooves 9 are uniformly distributed on the support tube 7.
Specifically, the wiping piece comprises a placing shell 14 and a wiping sponge 15, the placing shell 14 is connected with the first clamping groove 8 in an inserting mode, the wiping sponge 15 is arranged in the placing shell 14, one end of the wiping sponge 15 is arranged outside the placing shell 14, and the outer side face of the wiping sponge 15 is an arc face.
In order to limit the position of the wiping sponge 15, a plurality of limiting pieces 16 are arranged on two sides of the placing shell 14, one end of each limiting piece 16 is embedded into the wiping sponge 15, and the height of each wiping sponge 15 is larger than the sum of the vertical distances between every two adjacent second clamping grooves 9.
In order to facilitate the accuracy of the up-and-down movement distance of the support tube 7, a plurality of scale marks 17 are arranged on the outer surface of the rotating rod 6, and the distance between every two adjacent scale marks 17 is equal.
In this embodiment, the chalk clip 11 is a hexagonal chalk clip of the fast-acting writing brand.
The utility model discloses when the installation, fix slide bar 1 in both sides about the blackboard in advance, pass through 4 joints of snap ring on linear bearing 3 with pole setting 5, snap ring 4 sticiss linear bearing 3, and linear bearing 3 slides on slide bar 1, and 6 lateral shifting's of reducible rotary rod resistance makes the drawing more smooth and easy convenient.
In the initial state, the rotating rod 6 is positioned at one side of the blackboard; the adjusting bolt 10 is in a screwed state, the head of the adjusting bolt 10 is placed in the waist-shaped groove 12, and the head of the adjusting bolt abuts against the rotating rod 6, so that the height of the supporting tube 7 is kept fixed; the wiping sponge 15 is already mounted with the housing 14, and the limiting piece 16 ensures the fixation of the wiping sponge 15.
Before drawing, the four chalk clips 11 are taken down from the second clamping groove 9, chalks with the same length are selected to be installed in the chalk clips 11, and then the chalk clips 11 are inserted into the second clamping groove 9.
During drawing, rotate rotary rod 6 to four chalks simultaneously and the blackboard contact with the hand, clean sponge 15 this moment also with the blackboard contact, remove the opposite side of rotary rod 6 to blackboard, remove the in-process, slightly rotate rotary rod 6 and guarantee that the chalk keeps in contact with the blackboard all the time, then can draw standard four-wire check, four-wire check drawing is accomplished the back, it makes the chalk no longer contact with the blackboard to rotate rotary rod 6, move one side to the blackboard with rotary rod 6, it no longer arranges waist type inslot 12 in to unscrew adjusting bolt 10 and make adjusting bolt 10 head, can adjust the height of stay tube 7 according to scale 17 this moment, it makes the part in initial condition to screw up adjusting bolt 10 after the regulation completion, can carry out the drawing of four-wire check once more.
In the process of drawing the four-line grids, the wiping sponge 15 is firstly contacted with the blackboard to wipe the blackboard, the neatness of the drawn path is guaranteed, then the drawing of lines is carried out, the four-line grids are guaranteed to be clear, and the later writing effect is more attractive and tidy.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (7)
1. The marking device for writing comprises slide bars (1) which are distributed at intervals up and down, and is characterized in that mounting plates (2) are fixedly arranged at two ends of each slide bar (1), a linear bearing (3) is connected onto each slide bar (1) in a sliding manner, snap rings (4) are clamped on each linear bearing (3), a vertical rod (5) is fixedly arranged between every two snap rings (4), a rotary rod (6) is sleeved on each vertical rod (5), the rotary rod (6) is rotationally connected with the vertical rods (5), and a marking mechanism is adjustably connected onto each rotary rod (6);
the chalk marking mechanism comprises a supporting pipe (7), a plurality of first clamping grooves (8) and a plurality of second clamping grooves (9), wherein the first clamping grooves (8) and the second clamping grooves (9) are vertically arranged, the supporting pipe (7) is sleeved on a rotating rod (6), an adjusting bolt (10) is connected to the supporting pipe (7) in a threaded mode, the head of the adjusting bolt (10) abuts against the rotating rod (6) in a plurality of the first clamping grooves (8) and the second clamping grooves (9) are fixedly arranged on the supporting pipe (7), a plurality of wiping parts are inserted between the first clamping grooves (8), and each of the second clamping grooves (9) is inserted with a chalk clip (11) used for clamping chalk.
2. A writing line marking device according to claim 1, characterized in that the snap ring (4) is of a round tubular structure with broken side walls, the snap ring (4) clamping the linear bearing (3); the rotating rod (6) and the vertical rod (5) are coaxially arranged.
3. The marking device for writing according to claim 1, wherein the adjusting bolts (10) are distributed at the upper end and the lower end of the supporting tube (7), the supporting tube (7) is provided with an internal thread block (13), the adjusting bolts (10) are matched with the internal thread block (13), the rotating rod (6) is provided with a waist-shaped groove (12), and the head of the adjusting bolt (10) is arranged in the waist-shaped groove (12).
4. The marking device for writing according to claim 1, wherein the first clamping grooves (8) and the adjusting bolts (10) are symmetrically distributed on two sides of the support tube (7), and the first clamping grooves (8) and the second clamping grooves (9) are distributed at an included angle; the number of the first clamping grooves (8) is two, the number of the second clamping grooves (9) is four, and the four second clamping grooves (9) are uniformly distributed on the supporting tube (7).
5. The marking device for writing according to claim 4, wherein the wiping piece comprises a placing shell (14) and a wiping sponge (15), the placing shell (14) is inserted into the first clamping groove (8), the wiping sponge (15) is arranged in the placing shell (14), one end of the wiping sponge (15) is arranged outside the placing shell (14), the outer side surface of the wiping sponge (15) is an arc surface, a plurality of limiting pieces (16) are arranged on two sides of the placing shell (14), and one end of each limiting piece (16) is embedded into the wiping sponge (15).
6. A writing streaking device as claimed in claim 5 wherein the wiping sponge (15) has a height greater than the sum of the vertical spacing of two adjacent second channels (9).
7. A marking device for writing according to claim 1, wherein a plurality of graduation marks (17) are arranged on the outer surface of the rotating rod (6), and the distance between two adjacent graduation marks (17) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261478.4U CN210478234U (en) | 2019-08-06 | 2019-08-06 | Marking device for writing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261478.4U CN210478234U (en) | 2019-08-06 | 2019-08-06 | Marking device for writing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210478234U true CN210478234U (en) | 2020-05-08 |
Family
ID=70534439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921261478.4U Expired - Fee Related CN210478234U (en) | 2019-08-06 | 2019-08-06 | Marking device for writing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210478234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112785896A (en) * | 2021-01-14 | 2021-05-11 | 湖南工艺美术职业学院 | Portable ideological and political theory teaching model |
-
2019
- 2019-08-06 CN CN201921261478.4U patent/CN210478234U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112785896A (en) * | 2021-01-14 | 2021-05-11 | 湖南工艺美术职业学院 | Portable ideological and political theory teaching model |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |