CN206528247U

CN206528247U - A kind of scriber for English drawing

Info

Publication number: CN206528247U
Application number: CN201720101336.6U
Authority: CN
Inventors: 黄娜
Original assignee: Hunan Institute of Traffic Engineering
Current assignee: Hunan Institute of Traffic Engineering
Priority date: 2017-01-25
Filing date: 2017-01-25
Publication date: 2017-09-29
Anticipated expiration: 2027-01-25

Abstract

The utility model discloses a kind of scriber for English drawing, including housing and chalk, handle is welded with rear side of the housing, the inside of the housing offers inner chamber, the bottom of the inner chamber is installed with bottom plate, the upper surface of the bottom plate offers the first arc groove matched with the outside radian of chalk, the top of spring is welded with the top of the inner chamber, the bottom of the spring is installed with fixed block, and fixed block is located at the surface of bottom plate, the lower surface of the fixed block offers the second arc groove matched with the outside radian of chalk, the utility model is by the way that chalk is put into the inner chamber of housing, and be fixed with fixed block, it is neat that the four line lattice sizes drawn, which can thus be made, do not allow yielding, can also it make chalk not easy to break simultaneously, and installation and taking-up chalk are all easier, cleaning inside scriber is also very convenient.

Description

A kind of scriber for English drawing

Technical field

The utility model is related to scriber for English drawing technical field, specially a kind of scriber for English drawing.

Background technology

With continuing to develop for China's educational undertaking, very big improvement there has also been to the teaching method of diverse discipline, especially It is the improvement to the various equipment of English teaching, also very important, such as scriber for English drawing.

Four line lattice of current English are all drawn with ruler, are very much laborious, while also time consuming, and are drawn Four line lattice it is very bad sometimes, size is not sometimes on, therefore, a kind of it is proposed that scriber for English drawing.

Utility model content

The purpose of this utility model is to provide a kind of scriber for English drawing, with asking for solving to propose in above-mentioned background technology Topic.

To achieve the above object, the utility model provides following technical scheme：A kind of scriber for English drawing, including housing and powder Handle is welded with rear side of pen, the housing, the inside of the housing offers inner chamber, and the bottom of the inner chamber is installed with Bottom plate, the upper surface of the bottom plate offers the first arc groove matched with the outside radian of chalk, the top of the inner chamber Portion is welded with the top of spring, and the bottom of the spring is installed with fixed block, and fixed block is located at the surface of bottom plate, institute The lower surface for stating fixed block offers the second arc groove matched with the outside radian of chalk, and the rear end of the chalk is located at First arc groove and the intracavitary of the second arc groove formation, the upper surface of the fixed block are installed with drive rod, and drive Lever is located at the inside of spring, and the top of the drive rod penetrates the top of housing and the outside handle that carries is fixedly mounted, described The one side of housing is installed with fix bar, and fix bar and the first arc groove and the chamber right-hand member of the second arc groove formation Connection, the side wall that the front end of the chalk penetrates housing is extended in fix bar, and the head of chalk is extended to outside fix bar Portion.

It is preferred that, the inside of the bottom plate, which is offered, leads grey hole, and leads grey hole position in the bottom of the first arc groove.

It is preferred that, oblique round rubber set is installed with the right-hand member of the fix bar.

Compared with prior art, the beneficial effects of the utility model are：The utility model by chalk by being put into housing Inner chamber in, and be fixed with fixed block, it is neat that can thus make the four line lattice sizes drawn, it is not easy to deformed, Can also it make chalk not easy to break simultaneously, and installation and taking-up chalk are all easier, and the cleaning inside scriber is also very convenient.

Brief description of the drawings

Fig. 1 is overall structure diagram of the present utility model；

Fig. 2 is internal view of the present utility model；

Fig. 3 is base arrangement schematic diagram of the present utility model；

Fig. 4 is fixed-block-architecture (FBA) schematic diagram of the present utility model.

In figure：1st, housing, 11, inner chamber, 2, handle, 3, bottom plate, the 31, first arc groove, 32, lead grey hole, 4, spring, 5, Fixed block, the 51, second arc groove, 6, drive rod, 7, carry handle, 8, fix bar, 81, oblique round rubber set, 9 chalks.

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, Fig. 2, Fig. 3 and Fig. 4 are referred to, the utility model provides a kind of technical scheme：A kind of scriber for English drawing, including Housing 1 and chalk 9, the rear side of the housing 1 are welded with handle 2, and handle 2 facilitates people to grasp scriber, the inside of the housing 1 Inner chamber 11 is offered, the bottom of the inner chamber 11 is installed with bottom plate 3, and bottom plate 3 can fix chalk 9, the bottom with fixed block 5 The upper surface of plate 3 offers the first arc groove 31 matched with the outside radian of chalk 9, the top welding of the inner chamber 11 There is the top of spring 4, spring 4 can make the oscilaltion of fixed block 5, and the bottom of the spring 4 is installed with fixed block 5, and Fixed block 5 is located at the surface of bottom plate 3, and the lower surface of the fixed block 5 offers the matched with the outside radian of chalk 9 Two arc grooves 51, the rear end of the chalk 9 is located at the intracavitary of the first arc groove 31 and the formation of the second arc groove 51, described The upper surface of fixed block 5 is installed with drive rod 6, and drive rod 6 is located at the inside of spring 4, and the top of the drive rod 6 is passed through It is fixedly mounted through the top of housing 1 with the outside handle 7 that carries, when using scriber, handle 7 will be carried and pulled up, now driven Bar 6 drives fixed block 5, the upward motion compresses spring 4 of fixed block 5, then chalk 9 from fix bar 8 is inserted into the first arc groove 31 and second the formation of arc groove 51 intracavitary, release carries handle 7, the rear end of chalk 9 is fixed on the first arc groove 31 and the In two arc grooves 51, the one side of the housing 1 is installed with fix bar 8, and the arc groove 31 of fix bar 8 and first and The chamber right-hand member connection of second arc groove 51 formation, the side wall that the front end of the chalk 9 penetrates housing 1 extends to fix bar 8 It is interior, and the head of chalk 9 extended to outside it.

Specifically, the inside of the bottom plate 3, which is offered, leads grey hole 32, and leads grey hole 32 positioned at the first arc groove 31 Bottom, when chalk 9 is entered in the first arc groove 31 and the second arc groove 51, has friction, the chalk dust of generation unavoidably It can be fallen from grey hole 32 is led, prevent internal blocking.

Specifically, oblique round rubber set 81 is installed with the right-hand member of the fix bar 8, oblique round rubber set 81 protects powder Pen 9 is not frayed in the part of the port of fix bar 8, and prevented also from line, chalk 9 is broken.

Operation principle：When needing to draw English stave, handle 7 will be carried and pulled up, now drive rod 6 drives fixed block 5, the upward motion compresses spring 4 of fixed block 5, then chalk 9 is inserted into the first arc groove 31 from fix bar 8 and the second arc is recessed The intracavitary of the formation of groove 51, release carries handle 7, chalk 9 is fixed in the first arc groove 31 and the second arc groove 51, make chalk 9 front end is located in fix bar 8, and chalk 9 is protected in the port of fix bar 8 in the head of chalk 9 in outside, and with oblique round rubber set 81 Part it is not frayed, prevented also from line when, chalk 9 is broken, and is rule picking up handle 2.

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 scriber for English drawing, it is characterised in that：Including housing (1) and chalk (9), it is welded with rear side of the housing (1) Handle (2), the inside of the housing (1) offers inner chamber (11), and the bottom of the inner chamber (11) is installed with bottom plate (3), The upper surface of the bottom plate (3) offers the first arc groove (31) matched with the outside radian of chalk (9), the inner chamber (11) top of spring (4) is welded with the top of, the bottom of the spring (4) is installed with fixed block (5), and fixed block (5) it is located at the surface of bottom plate (3), the lower surface of the fixed block (5) offers what is matched with the outside radian of chalk (9) Second arc groove (51), the rear end of the chalk (9) is located at the first arc groove (31) and the second arc groove (51) formation Intracavitary, the upper surface of the fixed block (5) is installed with drive rod (6), and drive rod (6) is located at the inside of spring (4), The top of the drive rod (6) penetrates the top of housing (1) and outside proposes handle (7) fixed installation, the one of the housing (1) Side is installed with fix bar (8), and fix bar (8) is formed with the first arc groove (31) and the second arc groove (51) Chamber right-hand member is connected, and the side wall that the front end of the chalk (9) penetrates housing (1) is extended in fix bar (8), and chalk (9) Head extends to the outside of fix bar (8).

2. a kind of scriber for English drawing according to claim 1, it is characterised in that：The inside of the bottom plate (3), which is offered, leads Grey hole (32), and lead the bottom that grey hole (32) is located at the first arc groove (31).

3. a kind of scriber for English drawing according to claim 1, it is characterised in that：Fixed at the right-hand member of the fix bar (8) Oblique round rubber set (81) is installed.