CN212129829U - Pointing knife - Google Patents

Abstract

The utility model relates to a pointing knife contains: the cutter handle is provided with a plurality of accommodating grooves on one side, the slotting direction of the accommodating grooves is consistent with the length direction of the cutter handle, and the adjacent accommodating grooves are mutually separated by a partition plate; the cutter body is arranged in the accommodating groove in a corresponding mode, one end of the cutter body is fixed to the inner side wall of the accommodating groove through the rotating shaft and is connected with the inner side wall of the accommodating groove in a rotating mode, and a cutter head is fixedly arranged at one end, far away from the rotating shaft, of the cutter body. The utility model discloses be equipped with the cutter body of multiple model, when what kind of specification cutter body is required, with it pull open from the storage tank can to make it carry a jointing sword also can carry out the jointing to the gap of different widths through the cutter body of multiple model, thereby make it conveniently carry.

Description

Pointing knife

Technical Field

The utility model relates to a building tool technical field, in particular to pointing knife.

Background

Jointing of various bricks or building blocks and the like is often required in building construction, decoration, fitment and refractory masonry. At present, an integrated pointing knife is frequently used, namely a knife body and a knife handle (support) cannot be separated. The above-described tool suffers from some of the following drawbacks: the pointing knife of one type can only perform pointing on a seam with one width (thickness); the mortar joint thickness of the bricks or the building blocks in construction is generally various, and pointing knives of different models are needed, but the carrying of a plurality of pointing knives is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide a simple structure and convenient storage and can hand-carry jointing sword.

In order to achieve the above object, the technical scheme of the utility model is to provide a pointing knife, include:

the cutter handle is provided with a plurality of accommodating grooves on one side, the slotting direction of the accommodating grooves is consistent with the length direction of the cutter handle, and the adjacent accommodating grooves are mutually separated by a partition plate;

the cutter body is arranged in the accommodating groove in a corresponding mode, one end of the cutter body is fixed to the inner side wall of the accommodating groove through the rotating shaft and is connected with the inner side wall of the accommodating groove in a rotating mode, and a cutter head is fixedly arranged at one end, far away from the rotating shaft, of the cutter body.

In order to be able to perform pointing on seams of various widths, a preferable technical solution is that each cutter body is a cutter body of different model.

In order to avoid the material of gap the inside to splash and hurt the user when pointing, preferred technical scheme is, each the cutter body is kept away from the inboard lateral wall of storage tank is fixed and is equipped with the guard plate, the guard plate size with the storage tank adaptation.

In order to discharge more sludge and ash from the ash discharge grooves when gaps are cleaned, and enable hooked seams to be more attractive, the protection plate is provided with the ash discharge grooves which are symmetrically arranged on two sides of the cutter body along the length direction of the cutter body.

In order to better remove the knife body from the accommodating groove, an arc-shaped shifting block is preferably arranged at one end of the pointing knife, which is close to the outer side of the protection plate of the knife head.

In order to enable the knife handle to better accord with the curve of a human hand and avoid the phenomenon that the knife handle is not easy to slip off from the hand in the process of cleaning the seam, the preferable technical scheme is that one side of the knife handle, which is far away from the containing groove, is designed into an arc surface.

In order to effectively prevent the pointing knife from slipping in the using process, the preferable technical scheme is that one side of the knife handle, which is provided with the accommodating groove, is provided with an anti-slip groove matched with the hand.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pointing knife which is provided with knife bodies of various models, each knife body can be retracted into a containing cavity in a knife handle through a rotating shaft before being stored, and when the knife body of which specification is needed, the knife body is pulled out from the containing cavity; therefore, the portable pointing knife can carry a pointing knife, and can also point the gaps with different widths through the knife bodies of the pointing knives of various models, thereby being more convenient to carry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a pointing knife according to an embodiment of the present invention;

FIG. 2 is a schematic view of the mounting of the cutter body shown in FIG. 1;

FIG. 3 is a schematic view of the construction of the tool shank shown in FIG. 1;

fig. 4 is a schematic structural view of a shank of a pointing knife provided in another embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that 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, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 4, the utility model provides a pointing knife, include:

the cutter handle comprises a cutter handle 1, wherein a plurality of accommodating grooves 1-1 are formed in one side of the cutter handle 1, the grooving direction of the accommodating grooves 1-1 is consistent with the length direction of the cutter handle 1, and the adjacent accommodating grooves 1-1 are mutually separated through partition plates;

the cutter bodies 2 are correspondingly arranged in the accommodating grooves 1-1, one end of each cutter body 2 is fixed on the inner side wall of the accommodating groove 1-1 through a rotating shaft 3 and is rotatably connected with the inner side wall of the accommodating groove 1-1, and a cutter head 4 is fixedly arranged at one end, far away from the rotating shaft 3, of each cutter body 2. The tool nose of the tool bit 4 is designed to be a hook tip. The utility model discloses a theory of operation and beneficial effect do:

the utility model discloses a pointing knife is provided with a plurality of types of knife bodies, each knife body can be retracted into the containing cavity in the knife handle through the rotating shaft before being stored, and when the knife body with any specification is needed, the knife body can be pulled out from the containing cavity; therefore, the portable pointing knife can carry a pointing knife, and can also point the gaps with different widths through the knife bodies of the pointing knives of various models, thereby being more convenient to carry.

In one embodiment, in order to be able to perform pointing on seams of various widths, the present invention preferably provides that each of the knife bodies 2 is configured as a knife body of a different type. The cutter body is specifically designed into a cutter body with different thicknesses.

As shown in fig. 2, in order to avoid the splashing of the substances inside the gap from injuring the user during the pointing process, the present invention preferably has a protection plate 5 fixed on a side wall of each cutter body 2 far away from the inner side of the storage tank 1-1, wherein the protection plate 5 is adapted to the storage tank 1-1 in size.

As shown in fig. 2, in order to discharge more sludge from the ash discharge groove when cleaning the gap, the hooked pointing is more beautiful, the utility model discloses a preferred embodiment is, be equipped with on the guard plate 5 along the ash discharge groove 6 of cutter body 2 length direction and symmetry setting in cutter body 2 both sides.

As shown in fig. 3, in order to better remove the knife body from the accommodating groove, the preferred embodiment of the present invention is that one end of the pointing knife near the outside of the protection plate 5 of the knife head 4 is provided with a shifting block 7 with an arc shape.

As shown in fig. 1, in order to make the handle more conform to the curve of the hand of the human body, thereby avoiding the situation that the handle is not easy to slip off from the hand during the process of cleaning the seam, the preferred embodiment of the utility model is that one side of the handle 1 far away from the accommodating groove 1-1 is set as a cambered surface.

As shown in fig. 3, in order to effectively prevent the pointing knife from slipping during use, the preferred embodiment of the present invention is that one side of the knife handle 1, which is provided with the accommodating groove 1-1, is provided with an anti-slip groove 8 adapted to the hand. The anti-skidding groove is designed into an arc-shaped anti-skidding groove, the use comfort of the pointing knife is improved, and the arc-shaped protection groove can be used for facilitating the knife body to be opened from the knife handle.

In an embodiment, as shown in fig. 4, in order to avoid damage to the pointing knife after falling to the ground, the utility model discloses a preferred embodiment is, the both ends outside of handle of a knife 1 all is equipped with the recess, the recess internal fixation is equipped with shock pad 9, shock pad 9 specifically can be established to the rubber pad.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (7)

1. A pointing knife, comprising:

the cutter handle comprises a cutter handle (1), wherein a plurality of accommodating grooves (1-1) are formed in one side of the cutter handle (1), the opening direction of each accommodating groove (1-1) is consistent with the length direction of the cutter handle (1), and the adjacent accommodating grooves (1-1) are mutually separated through partition plates;

the cutter bodies (2) are correspondingly arranged in the accommodating grooves (1-1), one end of each cutter body (2) is fixed on the inner side wall of each accommodating groove (1-1) through a rotating shaft (3) and is rotatably connected with the inner side wall of each accommodating groove (1-1), and a cutter head (4) is fixedly arranged at one end, far away from the rotating shaft (3), of each cutter body (2).

2. Pointing knife according to claim 1, characterised in that each knife body (2) is designed as a different type of knife body, in particular as a knife body of different thickness.

3. The pointing knife according to claim 1, wherein a protective plate (5) is fixedly arranged on one side wall of each knife body (2) far away from the inner side of the accommodating groove (1-1), and the protective plate (5) is matched with the accommodating groove (1-1) in size.

4. The pointing knife according to claim 3, wherein the protection plate (5) is provided with dust discharge grooves (6) which are symmetrically arranged at two sides of the knife body (2) along the length direction of the knife body (2).

5. Pointing knife according to claim 3, characterized in that the end of the outside of the protection plate (5) close to the knife head (4) is provided with a shifting block (7) arranged in an arc shape.

6. Pointing knife according to claim 1, characterized in that the side of the handle (1) remote from the receiving groove (1-1) is designed as a curved surface.

7. Pointing knife according to claim 1, characterized in that the side of the handle (1) where the receiving groove (1-1) is located is provided with an anti-slip groove (8) adapted to the hand.

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