CN212925705U

CN212925705U - Novel line drawing device

Info

Publication number: CN212925705U
Application number: CN202020656161.7U
Authority: CN
Inventors: 蒋善国; 姚顺; 唐中良
Original assignee: Hunan Expressway Construction Engineering Co ltd
Current assignee: Hunan Expressway Construction Engineering Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-04-09
Anticipated expiration: 2030-04-26

Abstract

The utility model relates to a novel wire drawing device, which comprises a rake body, a handle arranged on the rake body, and a row of wire drawing teeth arranged at the bottom end of the rake body; the drawing teeth are of a double-layer stainless steel sheet structure and comprise an inner layer stainless steel sheet and an outer layer stainless steel sheet, and the length of the inner layer stainless steel sheet is shorter than that of the outer layer stainless steel sheet; the handle is of a telescopic loop bar structure and the extension length of the handle is fixed through a pin; the utility model provides a pair of novel line drawing device compares with prior art, and its line drawing tooth uses nonrust steel sheet to make, and nonrust steel sheet bottom surface levels and has certain width, can effectively arrange the newly-poured concrete, makes the line depth unanimous and be difficult for the sand overturning.

Description

Novel line drawing device

Technical Field

The utility model relates to a road construction mechanical equipment field especially relates to a novel drawing ware.

Background

The drawing lines are also called drawing hair, and are comb-shaped equipment made of strip-shaped objects with certain rigidity and elasticity, the comb-shaped equipment is placed on the surface of newly-poured concrete to enable the strip-shaped objects and the surface of the concrete to form a certain included angle, and under the action of certain external force, the strip-shaped objects push mortar below the strip-shaped objects to two sides to form anti-skid lines.

Currently, the most common embossing devices are roller embossers and embossing rollers with toothed rakes. The roller type embossing device with the toothed harrow has the defects that lines are shallow, and the embossing is easy to bulge too early and is not easy to clean, so that the embossing device with the toothed harrow, which is convenient to use, is widely used in the road surface construction process.

The grain drawing teeth of the grain drawing device with the toothed harrow in the prior art are made of iron nails, so that the problems of different grain depths, easy sand casting in the operation process and the like exist.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a novel wire drawing device, which comprises a harrow body, a handle arranged on the harrow body and a row of wire drawing teeth arranged at the bottom end of the harrow body; the drawing teeth are of a double-layer stainless steel sheet structure and comprise an inner layer stainless steel sheet and an outer layer stainless steel sheet, and the length of the inner layer stainless steel sheet is shorter than that of the outer layer stainless steel sheet; the handle is of a telescopic loop bar structure and is fixed by a pin to the extension length of the handle.

Preferably, a first sliding groove is formed in the bottom end surface of the rake body along the length direction of the rake body, and the upper end of the broaching tooth is slidably arranged in the first sliding groove; a second sliding groove is formed in the top surface of the first sliding groove along the length direction of the first sliding groove; the top end of the drawing tooth is provided with a sliding block corresponding to the second sliding chute; the relative position of the broaching teeth is fixed through a screw and a disc-shaped nut.

Preferably, the bottom end of the handle is hinged with the upper end of the harrow body; a plurality of horizontal through holes are circumferentially distributed near a hinge shaft of the hinge part; the through hole penetrates through the hinged part of the handle and the harrow body, and the angle of the harrow body is controlled by inserting a pin into the through hole.

Preferably, two strip-shaped third sliding grooves along the length direction of the rake body are formed in two opposite outer side surfaces of the rake body; the third chute is communicated with the outside of the harrow body and the second chute; the sliding block of the drawing tooth is provided with a horizontal through hole, and the screw is inserted from one third sliding groove, passes through the through hole and penetrates out from the other third sliding groove, so that the position of the drawing tooth is fixed.

Preferably, a rotating disc is arranged at the center of the upper end face of the rake body, and the hinged part is arranged at the center of the upper end face of the rotating disc; the rotating disc may be fixed in its rotational position by a pin.

The utility model provides a pair of novel line drawing device compares with prior art, and its line drawing tooth uses nonrust steel sheet to make, and nonrust steel sheet bottom surface levels and has certain width, can effectively arrange the newly-poured concrete, makes the line depth unanimous and be difficult for the sand overturning.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a front view structural diagram of the novel wire drawing device provided by the present invention.

Fig. 2 is a side view section structure diagram of the rake body of the novel wire drawing device provided by the utility model.

Description of the drawings: 1-rake body 101-first chute, 102-second chute, 103-rotating disc, 104-hinged part, 105-hinged shaft, 106-through hole, 107-third through groove, 108-through hole, 2-broaching tooth, 201-outer layer stainless steel sheet, 202-inner layer stainless steel sheet, 203-sliding block and 3-handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, a novel wire drawing device includes a rake body 1, a handle 3 disposed on the rake body 1, and a row of wire drawing teeth 2 disposed at the bottom end of the rake body 1; the drawing teeth 2 are of a double-layer stainless steel sheet structure and comprise an inner layer stainless steel sheet 202 and an outer layer stainless steel sheet 201, and the length of the inner layer stainless steel sheet 202 is shorter than that of the outer layer stainless steel sheet 201; the handle 3 is of a telescopic loop bar structure and the extension length of the handle 3 is fixed through a pin; on the one hand, the telescopic handle 3 can enable the length of the novel drawing device can be adjusted according to actual construction requirements, and on the other hand, the novel drawing device is convenient to use, the handle 3 can be retracted when the novel drawing device is not used, the whole volume of the novel drawing device is reduced, and the novel drawing device is convenient to store and carry.

The novel line drawing device that this embodiment provided compares in prior art and uses the line drawing device that the iron nail made the line drawing tooth, uses 2 aspects of line drawing tooth that stainless steel sheet made because the stainless steel sheet bottom surface levels and has certain width, can effectively arrange the newly-poured concrete, makes the line depth unanimous and be difficult for the sand that turns over.

The stainless steel sheet adopts a double-layer structure, and the inner layer stainless steel sheet 202 plays a role in reinforcement.

The broaching teeth 2 made of the stainless steel sheet have the characteristic of lighter weight compared with iron nails, so that the operation personnel can use the broaching teeth more conveniently.

Preferably, the bottom end surface of the rake body 1 is provided with a first sliding chute 101 along the length direction thereof, and the upper end of the broaching tooth 2 is slidably arranged in the first sliding chute 101; a second sliding groove 102 is formed in the top surface of the first sliding groove 101 along the length direction of the first sliding groove 101; the top end of the drawing tooth 2 is provided with a sliding block 203 corresponding to the second sliding chute 102; the relative position of the broaching teeth 2 is fixed by a screw and a disc nut.

Preferably, two strip-shaped third sliding grooves 107 along the length direction of the rake body 1 are arranged on two opposite outer side surfaces of the rake body 1; the third chute 107 is communicated with the outside of the harrow body 1 and the second chute 102; the slider 203 of the lug tooth 2 is provided with a horizontal through hole 108, and the screw is inserted from one third slide groove 107 and is inserted from the other third slide groove 107 through the through hole 108 to fix the position of the lug tooth.

The novel broaching device provided by the embodiment can adjust the spacing and the number of the broaching teeth 2 according to the actual operation requirement.

Preferably, the bottom end of the handle 3 is hinged with the upper end of the harrow body 1; a plurality of horizontal through holes 106 distributed circumferentially are formed near a hinge shaft 105 of the hinge portion 104; the through hole 106 penetrates through the handle 3 and the hinge part 104 of the rake body 1, and the angle of the rake body 1 is controlled by inserting a pin into the through hole 106; the operating personnel can adjust the angle of the rake body 1 of the wire drawing device according to the actual requirement and the principle of convenient force application.

Preferably, a rotating disc 103 is arranged at the center of the upper end surface of the rake body 1, and the hinge part 104 is arranged at the center of the upper end surface of the rotating disc 103; the rotary disk 103 may be fixed in its rotational position by a pin.

In this embodiment, the rotating disc 103 can adjust the angle of the rake body 1, and the novel wire drawing device can be folded and is convenient to store by combining the hinge structure and the telescopic handle 3.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. A novel wire drawing device comprises a rake body, a handle arranged on the rake body and a row of wire drawing teeth arranged at the bottom end of the rake body; the drawing teeth are of a double-layer stainless steel sheet structure and comprise an inner layer stainless steel sheet and an outer layer stainless steel sheet, and the length of the inner layer stainless steel sheet is shorter than that of the outer layer stainless steel sheet; the handle is of a telescopic loop bar structure and is fixed by a pin to the extension length of the handle.

2. The novel broaching device according to claim 1, wherein the bottom end surface of the harrow body is provided with a first sliding slot along the length direction thereof, and the upper end of the broaching tooth is slidably arranged in the first sliding slot; a second sliding groove is formed in the top surface of the first sliding groove along the length direction of the first sliding groove; the top end of the drawing tooth is provided with a sliding block corresponding to the second sliding chute; the relative position of the broaching teeth is fixed through a screw and a disc-shaped nut.

3. The novel wire drawing device as claimed in claim 2, wherein two strip-shaped third sliding grooves are formed in two opposite outer side surfaces of the rake body along the length direction of the rake body; the third chute is communicated with the outside of the harrow body and the second chute; the sliding block of the drawing tooth is provided with a horizontal through hole, and the screw is inserted from one third sliding groove, passes through the through hole and penetrates out from the other third sliding groove, so that the position of the drawing tooth is fixed.

4. The novel wire drawing device as claimed in claim 1, wherein the bottom end of the handle is hinged with the upper end of the harrow body; a plurality of horizontal through holes are circumferentially distributed near a hinge shaft of the hinge part; the through hole penetrates through the hinged part of the handle and the harrow body, and the angle of the harrow body is controlled by inserting a pin into the through hole.

5. The novel wire drawing device as claimed in claim 4, wherein a rotating disc is arranged at the center of the upper end surface of the rake body, and the hinge part is arranged at the center of the upper end surface of the rotating disc; the rotating disc may be fixed in its rotational position by a pin.