CN214117397U - Screwdriver with conveniently replaced blade - Google Patents

Abstract

The utility model discloses a batch cutter convenient for replacing blades, which comprises a cutter handle, blades and a connecting rod, wherein the cutter handle is connected with the blades through the connecting rod, a placing groove is arranged in the cutter handle, a spring clip is embedded at the left end of the placing groove, a limiting rod is arranged in the spring clip, one side surface of the connecting rod close to the cutter handle is fixedly connected with inserting rods arranged at equal intervals, a clamping block is fixedly connected with the outer ring of the inserting rod, and a clamping groove matched with the clamping block is arranged on the inner ring of the placing groove; compare in traditional sword of criticizing, need not to use instruments such as screwdriver when changing the blade, convenient dismantlement, simultaneously with the link not set up with traditional bottom, prevent to contact with paint, when the paint brushing, no matter be wall brushing or ground, be located bottom and top respectively, can not lead to paint to flow into the junction and lead to the unable dismantlement of adhesion.

Description

Screwdriver with conveniently replaced blade

Technical Field

The utility model belongs to the building construction is repaiied the apparatus field, particularly, relates to a conveniently change sword of criticizing of blade.

Background

The construction process of leveling and decoration is usually carried out by using a screwdriver for feeding, flattening, smoothing, shaping and the like, but the construction process of leveling and decoration is not suitable for the prior art

The batched knives made of the same material cannot complete all procedures, and different batched knives need to be replaced according to actual needs in the construction process

The material of the screwdriver, so that a worker often needs to simultaneously carry the rough-surface plastic screwdriver and the surface light during the construction process

The smooth metal batch cutter is used for completing the whole construction process.

However, the existing screwdriver needs to be disassembled by using a screwdriver when the blade is replaced, and after the screwdriver is used for a long time, the screw hole and the screw socket can be blocked by paint, so that the screwdriver is more unfavorable for disassembling the blade.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a conveniently change sword of criticizing of blade, including hilt, blade and connecting rod, be connected through the connecting rod between hilt and the blade, the standing groove has been seted up to the inside of hilt, the left end of standing groove is inlayed and is had the spring card, the internally mounted of spring card has the gag lever post, the inserted bar that a side fixedly connected with equidistance of hilt was arranged is close to the connecting rod, the outer lane fixedly connected with fixture block of inserted bar, the draw-in groove with fixture block looks adaptation is seted up to the inner circle of standing groove.

Furthermore, the number of the inserted bars is four, the outer surfaces of the inserted bars are cambered surfaces, and the outer surfaces of the four inserted bars are located on the same circle.

Furthermore, the right end of the limiting rod is in a circular truncated cone shape, and the inner rings of the four inserting rods are all arc-shaped surfaces attached to the limiting rod.

Further, the inner wall of standing groove right-hand member is the inclined plane, and the diameter value of right-hand member open position is greater than the diameter value of draw-in groove department.

Furthermore, the outer rings of the four clamping blocks are matched with the inclined planes in the placing groove.

Further, a side fixedly connected with of connecting rod near the hilt is sealed fills up, sealed the pad is the rubber material, and sealed diameter value that fills up is greater than the diameter value of standing groove opening part.

Furthermore, the outer surface of the hilt is provided with grains.

Furthermore, the inserted bar is made of nylon PA plastic material.

Compared with the prior art, the utility model following beneficial effect has:

(1) a conveniently change sword of criticizing of blade, compare in traditional sword of criticizing, need not to use instruments such as screwdriver when changing the blade, convenient dismantlement does not set up the link with traditional bottom simultaneously, prevents to contact with paint, when the mopping, no matter be wall brushing or ground, is located bottom and top respectively, can not lead to paint to flow into junction and lead to the unable dismantlement of adhesion.

(2) The utility model discloses a conveniently change batch sword of blade, through setting up the standing groove as the inclined plane, when the cambered surface gag lever post inserts, more unobstructed smooth; by arranging the sealing gasket, the paint is prevented from entering the inside of the placing groove to cause adhesion; the limiting rods are arranged to be in the shape of a circular truncated cone, so that each inserting rod is easily pushed to move.

Drawings

Fig. 1 shows the present invention.

Fig. 2 shows the present invention.

Fig. 3 shows the present invention.

In the figure: the cutting tool comprises a tool holder 1, a tool blade 2, a connecting rod 3, a placing groove 4, a spring clamp 5, a limiting rod 6, a clamping groove 7, an inserting rod 8, a clamping block 9 and a sealing gasket 10.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Embodiments of the device are given in the figures. However, the apparatus may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1-3, the present embodiment provides a screwdriver with a blade convenient to replace, which includes a handle 1, a blade 2 and a connecting rod 3, wherein the outer surface of the handle 1 is provided with grains to increase the friction force of the hand. Be connected through connecting rod 3 between handle of a knife 1 and the blade 2, connecting rod 3 is close to the sealed pad 10 of a side fixedly connected with of handle of a knife 1, and sealed pad 10 is the rubber material, and the diameter value of sealed pad 10 is greater than the diameter value of the 4 openings parts of standing groove, can fill in the inside of standing groove 4, can play the increase leakproofness, prevents the inflow of paint. The standing groove 4 has been seted up to the inside of hilt 1, and the inner wall of 4 right-hand members of standing groove is the inclined plane, and the diameter value of right-hand member open position is greater than the diameter value of draw-in groove 7 department.

Spring card 5 has been inlayed to the left end of standing groove 4, and the internally mounted of spring card 5 has gag lever post 6, and the right-hand member of gag lever post 6 is round platform shape, and the inner circle of four inserted bars 8 is the arcwall face of laminating mutually with gag lever post 6. Connecting rod 3 is close to the inserted bar 8 that one side fixedly connected with equidistance of handle of a knife 1 was arranged, and the quantity of inserted bar 8 is four, and the surface of inserted bar 8 is the cambered surface, and the surface of four inserted bars 8 all is located same circle, and the material of inserted bar 8 is nylon PA plastics material, and self has good elasticity, and fixture block 9 inserts the inside of draw-in groove 7 and fixes during the convenience. The outer ring of the inserted bar 8 is fixedly connected with a clamping block 9, the inner ring of the placing groove 4 is provided with a clamping groove 7 matched with the clamping block 9, and the outer rings of the four clamping blocks 9 are matched with the inclined plane inside the placing groove 4.

This embodiment a conveniently change sword in batches of blade when needs are changed the blade, presses gag lever post 6, kick-backs through spring card 5, makes gag lever post 6 remove left, stops the extrusion to four inserted bars 8, makes inserted bar 8 kick-back, makes fixture block 9 break away from the inside of draw-in groove 7, accomplishes the dismantlement to connecting rod 3.

It should be noted that the structure of the present invention can be realized in many different forms, and is not limited to the embodiments, and any equivalent transformation, or direct or indirect application in other related technical fields, such as loading and unloading of other articles, which is performed by a person skilled in the art using the contents of the present invention and the accompanying drawings, is included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a conveniently change sword of criticizing of blade, includes handle of a knife (1), blade (2) and connecting rod (3), its characterized in that: the utility model discloses a sword handle, including sword handle (1), blade (2), storage tank (4), spring card (5), connecting rod (3), a side fixedly connected with equidistance the inserted bar (8) of arranging of sword handle (1), the outer lane fixedly connected with fixture block (9) of inserted bar (8), draw-in groove (7) with fixture block (9) looks adaptation are seted up to the inner circle of storage tank (4), standing groove (4) have been seted up to the inside of sword handle (1), the left end of standing groove (4) is inlayed and is had spring card (5), the internally mounted of spring card (5) has gag lever post (6), a side fixedly connected with equidistance the arranging of sword handle (.

2. A batch knife with an easily replaceable blade as defined in claim 1, wherein: the number of the inserted rods (8) is four, the outer surfaces of the inserted rods (8) are cambered surfaces, and the outer surfaces of the four inserted rods (8) are located on the same circle.

3. A batch knife with an easily replaceable blade as defined in claim 1, wherein: the right end of the limiting rod (6) is in a round table shape, and the inner rings of the four inserting rods (8) are arc-shaped surfaces attached to the limiting rod (6).

4. A batch knife with an easily replaceable blade as defined in claim 1, wherein: the inner wall of the right end of the placing groove (4) is an inclined plane, and the diameter value of the opening position of the right end is larger than that of the clamping groove (7).

5. A batch knife to facilitate blade replacement as defined in claim 4, wherein: the outer rings of the four clamping blocks (9) are matched with the inclined planes in the placing groove (4).

6. A batch knife with an easily replaceable blade as defined in claim 1, wherein: one side fixedly connected with that connecting rod (3) are close to handle of a knife (1) fills up sealed (10), sealed pad (10) are the rubber material, and the diameter value that fills up sealed (10) is greater than the diameter value of standing groove (4) opening part.

7. A batch knife with an easily replaceable blade as defined in claim 1, wherein: the outer surface of the hilt (1) is provided with grains.

8. A batch knife with an easily replaceable blade as defined in claim 1, wherein: the inserted bar (8) is made of nylon PA plastic.

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