CN211106617U

CN211106617U - Scriber for high school English teaching

Info

Publication number: CN211106617U
Application number: CN201921854035.6U
Authority: CN
Inventors: 孙颖娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-28
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a scriber is used in high school's english teaching relates to education and teaching apparatus field. The scriber comprises a scriber shell, a guide rod, a matching wheel structure and a positioning structure, wherein a scriber bottom plate is fixedly connected to the bottom of the scriber shell, a scriber body is arranged in the scriber shell, a pressing plate is arranged on the upper portion of the scriber body, a second hand-screw rod is arranged in the middle of the pressing plate, a first fixing knob is arranged on the right side of the scriber shell, scriber fixing knobs are arranged on the front side and the rear side of the scriber shell, first through holes are formed in the left side and the right side of the front end of the scriber shell, and the guide; the bottom of the guide rod is fixedly connected with a first connecting shaft, the bottom of the first connecting shaft is hinged with a bottom wheel, a matched wheel structure is arranged on the lower portion of the guide rod, and a positioning structure is arranged between the matched wheel structure and the first connecting shaft. The utility model discloses a four line check of drawing that structural ingenious design made the device can be stable to can guarantee that the lines of drawing are straight, be worth popularizing and applying.

Description

Scriber for high school English teaching

Technical Field

The utility model relates to an education and teaching aid field specifically is scriber is used in high school's english teaching.

Background

When carrying out english teaching, the mr needs write the demonstration on the blackboard sometimes, needs to have four lines check as the reference at this moment, draws the teaching efficiency of the very influence mr of line on the blackboard with the ruler, also consumes physical power very much simultaneously, some scriber techniques that have now also have not enough in the practical application, the drawing of patterns inclination of chalk is all not considered mostly, the chalk breaks very easily in the straight section of thick bamboo when drawing a line like this, how the straight problem that draws four lines check simultaneously also is a problem that needs to solve.

Therefore, we have studied a device capable of drawing a straight four-line grid while the chalk is not easily broken when scribing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the scriber is used in high school's english teaching that provides uses it in education and teaching apparatus field, has the characteristic of drawing four-line check that can rapid stabilization, improves mr's the efficiency of giving lessons by a wide margin.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the scriber for high school English teaching comprises a scriber shell, a guide rod, a matched wheel structure and a positioning structure, wherein a scriber bottom plate is fixedly connected to the bottom of the scriber shell, a scriber body is arranged inside the scriber shell, a pressing plate is arranged on the upper portion of the scriber body, a second hand-screw rod is arranged in the middle of the pressing plate, a first fixing knob is arranged on the right side of the scriber shell, scriber fixing knobs are arranged on the front side and the rear side of the scriber shell, first through holes are formed in the left side and the right side of the front end of the scriber shell, and the guide rod penetrates through the first through holes; the utility model discloses a positioning structure, including guide bar, first connecting axle, bottom wheel, cooperation wheel structure, first connecting axle, guide bar bottom fixedly connected with first connecting axle, first connecting axle bottom articulates there is the bottom wheel, the guide bar lower part is provided with cooperation wheel structure, cooperation wheel structure with be provided with in the middle of the first connecting axle positioning structure.

Further, the structural fixedly connected with second connecting axle of cooperation wheel, second connecting axle bottom articulates there is the cooperation wheel, the left side of cooperation wheel structure is provided with the fixed knob of second, the cooperation wheel structure front end left and right sides is provided with the second through-hole, the guide bar is followed pass in the second through-hole.

Further, be provided with two first hand-screw rods on the location structure, first hand-screw rod bottom is provided with first steel ball, first screw rod with location structure threaded connection, the location structure left side is provided with the fixed knob of third, the location structure front end left and right sides is provided with the third through-hole, the guide bar passes the third through-hole.

Further, the inside stopper that is provided with of scriber casing, the stopper with scriber casing fixed connection, the stopper is right the scriber body plays limiting displacement, the scriber body left and right sides is provided with the screw hole, scriber fixed knob with the screw hole cooperation, be provided with four chalk recesses on the scriber body, every the inside chalk socket that is provided with of chalk recess, chalk socket top and connecting rod fixed connection, connecting rod top fixed connection pressure handle, the cover has the second spring on the connecting rod, the second spring pass through press the handle with the position restriction is carried out on scriber body surface.

Further, a screw groove is formed in the middle of the scriber body and is in threaded connection with the second hand screw.

Furthermore, four chalk through holes are formed in the bottom plate of the scriber, four grooves are formed in the positions of the chalk through holes, and a first spring and a second steel ball are arranged in each groove.

The beneficial effects of the utility model reside in that:

the utility model discloses a set up bottom wheel, cooperation wheel structure and location structure, make this device can draw straight four-line check, utilize the standing groove structure of classroom blackboard bottom ingeniously, bottom wheel and cooperation wheel structure cooperation card move on the standing groove when ruling, make the standing groove play a guide effect, location structure withstands the standing groove border, makes the guide structure of ruling device more stable.

The structure design of the scribing device takes the demolding inclination of the chalk into consideration, and the structural design of the bottom plate enables the chalk to be positioned by the spring steel ball structure on the bottom plate when the chalk is in any length, so that the defect that the chalk is easy to break in the scribing process is overcome.

Drawings

Fig. 1 is a schematic front view of the overall structure of the present invention.

Fig. 2 is a schematic side view of the overall structure of the present invention.

Fig. 3 is an enlarged schematic view of the shell structure of the scriber of the present invention.

Fig. 4 is an enlarged schematic view of the structure of the fitting wheel of the present invention.

Fig. 5 is an enlarged schematic view of the positioning structure of the present invention.

Fig. 6 is a schematic view of the internal structure of the scriber of the present invention.

Fig. 7 is a schematic cross-sectional view of the bottom plate of the scriber of the present invention.

In the figure: the scriber comprises a scriber shell 1, a first fixing knob 101, a first through hole 102, a limiting block 103, a guide rod 2, a wheel at the bottom of 201, a first connecting shaft 202, a matching wheel structure 3, a matching wheel 301, a second fixing knob 302, a second through hole 303, a second connecting shaft 304, a positioning structure 4, a first hand-screwing screw rod 401 of a third fixing knob 402, a first steel ball 403, a third through hole 404, a scriber bottom plate 5, a chalk through hole 501, a first spring 502, a second steel ball 503, a groove 504, a scriber body 6, a scriber fixing knob 601, a screw groove 602, a chalk socket 603, a connecting rod 604, a second spring 605, a pressing handle 606, a chalk 607 groove, a pressing plate 7 and a second hand-screwing screw rod 8.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to figures 1, 2 and 3, and fig. 6, scriber for english teaching in high school, mainly include scriber casing 1, guide bar 2, cooperation wheel structure 3 and

location structure

4, 1 left side of scriber casing is provided with first fixed knob 101, first fixed

knob

101 and 1 threaded connection of scriber casing, both sides are provided with scriber fixed knob 601 around scriber casing 1, scriber fixed knob 601 passes from the hole that scriber casing 1 predetermines, scriber casing 1 top is provided with

clamp plate

7, 7 intermediate position departments of clamp plate are provided with second hand screw rod 8, the left and right sides of 1 front end of scriber casing is provided with first through-hole 102, guide bar 2 passes from first through-hole, 1 inside stopper 103 that is provided with of scriber casing,

stopper

103 and 1 fixed connection of scriber casing, the quantity of stopper 103 has two, bilateral symmetry distributes.

The inside scriber body 6 that is provided with of scriber casing 1, stopper 103 plays limiting displacement to scriber body 6, the 6 left and right sides of scriber body is provided with the screw hole, scriber fixed knob 601 and screw hole threaded connection, be provided with four chalk grooves 607 on the scriber body 6, inside chalk socket 603 that is provided with of every chalk groove 607, chalk socket 603 top and connecting rod 604 fixed connection, connecting rod 604 top fixed connection pressure handle 606, the cover has spring 605 on the connecting rod 604, second spring 605 realizes the position restriction through pressure handle 606 and scriber body 6 surface, scriber body 6 middle part is provided with screw rod groove 602, screw rod groove 602 and the 8 threaded connection of second hand screw rod.

Referring to fig. 1, 2 and 4, a first connecting shaft 202 is fixedly connected to the bottom of a guide rod 2, a bottom wheel 201 is hinged to the bottom of the first connecting shaft 202, a matching wheel structure 3 is arranged on the lower portion of the guide rod 2, a second connecting shaft 304 is fixedly connected to the matching wheel structure 3, a matching wheel 301 is hinged to the bottom of the second connecting shaft 304, a second fixing knob 302 is arranged on the left side of the matching wheel 3, second through holes 303 are formed in the left side and the right side of the front end of the matching wheel mechanism 3, and the guide rod 2 penetrates through the second through holes 303.

Referring to fig. 1, 2 and 5, a positioning structure 4 is arranged in the middle of the matching wheel structure 3 and the first connecting shaft 202, two first hand screws 402 are arranged on the positioning structure 4, first steel balls 403 are arranged at the bottom ends of the first hand screws 402, the first hand screws 402 are in threaded connection with the positioning structure 4, a third fixing knob 401 is arranged on the left side of the positioning structure 4, third through holes 404 are arranged on the left side and the right side of the front end of the positioning structure 4, and the guide rod 2 penetrates through the third through holes 404.

Referring to fig. 6 and 7, the bottom of the scriber housing 1 is fixedly connected with a scriber base plate 6, four chalk through holes 501 are arranged on the scriber base plate 5, four grooves 504 are arranged at the positions of the chalk through holes 501, and a first spring 502 and a second steel ball 503 are arranged in each groove 504.

The working principle is as follows: when the chalk is used, the second hand screw 8 is screwed up to be separated from the scriber body 6, the second hand screw 8 and the pressing plate 7 are taken out, the scriber fixing knob 601 on the scriber shell 1 is unscrewed until the scriber body 6 can be taken out, the tail end of a chalk is inserted into the chalk socket 603 after the chalk is taken out, the scriber body 6 is fixed inside the scriber shell 1 again after the chalk is placed, and the pressing plate 8 and the second hand screw 8 are reset;

then, the bottom of the device is clamped on a placing groove at the bottom of the blackboard by adjusting the distance between the matching wheel structure 3 and the bottom wheel 201, a second fixing knob 302 on the matching wheel structure 3 is adjusted after positioning, the matching wheel structure 3 is fixed at a specified position on the guide rod 2, and then the positioning structure 4 is adjusted to be propped against the outer edge of the placing groove, so that the bottom of the device can perform linear motion in the left-right direction by taking the placing groove as a guide rail, and then the lineation work can be performed from one side to the other side;

when in scribing, the second hand screw 8 is rotated, the pressing handle 606 on the scriber body 6 can be pressed by the pressing plate 7 under the action of the second hand screw 8, and the exposed length of the chalk is controlled through structural cooperation, so that the purpose of stable scribing is achieved.

Further, the above-mentioned fixed connection and fixed mounting are to be understood in a broad sense unless otherwise specifically stated or limited, and may be, for example, welding, gluing, or integrally formed, as is conventional in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The scriber for high school English teaching is characterized by comprising a scriber shell (1), a guide rod (2), a matching wheel structure (3) and a positioning structure (4), wherein a scriber bottom plate (5) is fixedly connected to the bottom of the scriber shell (1), a scriber body (6) is arranged inside the scriber shell (1), a pressing plate (7) is arranged on the upper portion of the scriber body (6), a second hand-screw rod (8) is arranged at the middle position of the pressing plate (7), a first fixing knob (101) is arranged on the right side of the scriber shell (1), scriber fixing knobs (601) are arranged on the front side and the rear side of the scriber shell (1), first through holes (102) are formed in the left side and the right side of the front end of the scriber shell (1), and the guide rod (2) penetrates through the first through holes (102);

the utility model discloses a wheel structure, including guide bar (2), guide bar (2) bottom fixedly connected with first connecting axle (202), first connecting axle (202) bottom articulates there is bottom wheel (201), guide bar (2) lower part is provided with cooperation wheel structure (3), cooperation wheel structure (3) with be provided with in the middle of first connecting axle (202) location structure (4).

2. The scriber for high school english teaching of claim 1, wherein: fixedly connected with second connecting axle (304) on cooperation wheel structure (3), second connecting axle (304) bottom articulates there is cooperation wheel (301), the left side of cooperation wheel structure (3) is provided with the fixed knob of second (302), cooperation wheel structure (3) front end left and right sides is provided with second through-hole (303), guide bar (2) are followed pass in second through-hole (303).

3. The scriber for high school english teaching of claim 1, wherein: be provided with two first hand screws (402) on location structure (4), first hand screw (402) bottom is provided with first steel ball (403), first hand screw (402) with location structure (4) threaded connection, location structure (4) left side is provided with third fixed knob (401), location structure (4) front end left and right sides is provided with third through-hole (404), guide bar (2) pass third through-hole (404).

4. The scriber for high school english teaching of claim 1, wherein: a limiting block (103) is arranged in the scriber shell (1), the limiting block (103) is fixedly connected with the scriber shell (1), the limiting block (103) limits the scriber body (6), screw holes are arranged on the left side and the right side of the scriber body (6), the scriber fixing knob (601) is matched with the screw hole, four chalk grooves (607) are arranged on the scriber body (6), a chalk socket (603) is arranged in each chalk groove (607), the upper part of the chalk socket (603) is fixedly connected with a connecting rod (604), the top of the connecting rod (604) is fixedly connected with a pressing handle (606), and a second spring (605) is sleeved on the connecting rod (604), and the position of the second spring (605) is limited by the pressing handle (606) and the surface of the scriber body (6).

5. The scriber for high school english teaching according to claim 1 or 4, characterized in that: the middle part of the scriber body (6) is provided with a screw groove (602), and the screw groove (602) is in threaded connection with the second hand-screwed screw (8).

6. The scriber for high school english teaching of claim 1, wherein: the bottom plate (5) of the scriber is provided with four chalk through holes (501), each chalk through hole (501) is provided with four grooves (504), and each groove (504) is internally provided with a first spring (502) and a second steel ball (503).