CN220068317U

CN220068317U - Blade locking structure and electric scissors

Info

Publication number: CN220068317U
Application number: CN202321339641.0U
Authority: CN
Inventors: 姚妙杰
Original assignee: Yongkang Suoxin Technology Co ltd
Current assignee: Yongkang Suoxin Technology Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-11-24
Anticipated expiration: 2033-05-30

Abstract

The utility model discloses a blade locking structure and an electric scissors, which comprise a base, wherein a cutter set is arranged on one side of the base, a locking mechanism is arranged on the other side of the base, the cutter set and the base are connected together in series through a fastener, and the locking mechanism is matched with the fastener to lock the cutter set and the base together. The scissors comprise a scissors body, wherein the blade locking structure is arranged on the scissors body. The utility model reduces the difficulty and cost of production and manufacture on the basis of keeping the simple structure, is more beneficial to increasing the coverage area, enhances the stability and firmness degree and can meet the use requirement.

Description

Blade locking structure and electric scissors

Technical Field

The utility model relates to the technical field of electric scissors, in particular to a blade locking structure and an electric scissors.

Background

Electric shears are known to be used for pruning branches to maintain the beautiful appearance of trees and shrubs, such electric shears generally comprise an upper blade and a lower blade, the upper blade being connected to a motor by a transmission, the lower blade being mounted on a support of the shears, the lower blade being held stationary during operation of the shears, the motor of the transmission driving the upper blade to oscillate reciprocally by rotation, the object being cut off by the shearing force generated between the two blades, and of course the quality of the shearing performance of the electric shears being closely related to the locking structure of the blades.

The utility model discloses a blade locking structure as authorized publication number CN215648350U, including swing gear, movable blade, fixed blade, aluminum part and locking structure, aluminum part one side is equipped with the aluminum part, and fixed blade one side is equipped with movable blade, and movable blade one side is equipped with the swing gear, runs through in aluminum part, fixed blade and the movable blade has locking structure, and locking structure includes anti-tooth cross countersunk head screw, nut fixed knot, thin tooth nut, plane bearing and blade round pin axle, and the blade round pin axle runs through aluminum part, fixed blade and movable blade, and plane bearing and thin tooth nut are installed in proper order to the right-hand member of blade round pin axle, and plane bearing and swing gear embedded installation are installed nut fixed knot and anti-tooth cross countersunk head screw on the thin tooth nut, thin tooth nut and blade round pin axle threaded connection.

For the above inventor, it was found that: although the inverse tooth cross countersunk head screw and the thin tooth nut are relatively fixed and clamped through the nut fixing buckle, the thin tooth nut is prevented from rotating and loosening at work, and the separation of the shaft rod and the thin tooth nut is avoided, the nut fixing buckle is only at the part of the thin tooth nut, so that the loosening phenomenon can occur in the fixing process, a special mounting groove is required to be formed in the thin tooth nut, the production cost is increased, and improvement is necessary for the phenomenon.

Disclosure of Invention

First, the technical problems to be solved

Aiming at the defects in the prior art, the utility model provides the blade locking structure and the electric scissors, which reduce the difficulty and cost of production and manufacture on the basis of keeping the structure simple, are more beneficial to increasing the coverage area, enhance the stability and firmness degree and can meet the use requirement.

(II) technical problem to be solved

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a blade locking structure, includes the base, base one side is provided with the knife tackle, the base opposite side is provided with locking mechanism, link together through the fastener cluster between knife tackle and the base, just locking mechanism cooperates the fastener will knife tackle and base lock together.

Preferably, the locking mechanism comprises a nut arranged on one side of the base, a pressing cover is covered on the nut, a fixing piece is arranged on the pressing cover, and the fixing piece penetrates through the pressing cover and the nut to be fixed on the fastening piece.

Preferably, the pressing cover comprises a cover body, a perforation is arranged in the middle of the cover body, the perforation is used for the fixing piece to pass through, a protruding portion is arranged on the lower end face of the cover body, and the protruding portion is matched with the fastening piece.

Preferably, the fixing member is a screw.

Preferably, the fastener comprises a pin shaft and a central groove which is arranged on the pin shaft and is axially distributed along the pin shaft, and the fixing piece is arranged in the central groove.

Preferably, a pull rod is arranged between the knife set and the fastener.

Preferably, the pull rod comprises a rod body, one end of the rod body is a first circular part, a through hole is formed in the center of the first circular part, the through hole is used for the fastener to penetrate through, the other end of the rod body is a second circular part, the outer diameter of the second circular part is smaller than that of the first circular part, and the second circular part is provided with a through hole.

Preferably, a gasket is arranged between the pull rod and the knife block, and a gasket is arranged between the base and the knife block.

Preferably, the knife set comprises a first blade and a second blade, the first blade and the second blade are connected together through the fastener string, and the first blade and the second blade rotate by taking the fastener as a fulcrum.

In addition, the utility model also provides an electric scissors, which comprises a scissors body, wherein the blade locking structure is arranged on the scissors body.

(III) technical effects to be achieved

Compared with the prior art, the utility model has the beneficial effects that:

the novel knife rest comprises a base, wherein one side of the base is provided with a knife set, the other side of the base is provided with a locking mechanism, the knife set and the base are connected together in series through a fastener, and the locking mechanism is matched with the fastener to lock the knife set and the base together.

The locking mechanism comprises a nut arranged on one side of the base, the upper part of the nut is covered with a compression cover, the compression cover is provided with a fixing piece, the fixing piece penetrates through the compression cover and the nut to be fixed on a fastening piece, and the compression cover is tightly covered with the nut, so that the coverage area is favorably increased, the stability and firmness are enhanced, and the use requirement can be met.

Thirdly, the pressing cover comprises a cover body, a perforation is arranged in the middle of the cover body and is used for a fixing piece to pass through, a protruding part is arranged on the lower end face of the cover body and is matched with a fastening piece, the fastening piece is more tightly abutted through the protruding part, and nuts are more tightly and fixedly connected together, so that the whole connection is more stable.

Drawings

Fig. 1 is a schematic view of a blade locking structure according to the present utility model.

Fig. 2 is an exploded view of a blade locking mechanism according to the present utility model.

Fig. 3 is a schematic view of a compression cover in a blade locking arrangement according to the present utility model.

Fig. 4 is a schematic view showing the assembly of the nut, the pressing cover and the fixing member in the blade locking structure of the present utility model.

Fig. 5 is a schematic view of a fastener in a blade locking arrangement according to the present utility model.

Fig. 6 is a schematic view of a pull rod in a blade locking arrangement according to the present utility model.

Fig. 7 is a schematic view of an electric scissors structure according to the present utility model.

Fig. 8 is a schematic view showing the assembly of the base, the knife set and the pull rod in the electric scissors according to the present utility model.

In the figure: 1, a base; 2, knife group; 3, a locking mechanism; 4, fastening pieces; 5, a pull rod; 6, a gasket; 7, a gasket; 21, blade one; 22, blade two; 31, a nut; 32, pressing the cover; 33, a fixing piece; 41, a pin shaft; 42, a central slot; 51, a rod body; 52, circular portion one; 53, through holes; 54, a second circular part; 55, through holes; 321, a cover; 322, perforating; 323, a boss.

10, a scissors body; 20, blade locking structure.

Detailed Description

In the description of the present utility model, it should be noted that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected or indirectly connected to the other element.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "length", "width", "thickness", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of description and simplicity of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two original parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present utility model will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

Embodiment one: referring to fig. 1 and 2, a blade locking structure comprises a base 1, wherein a cutter set 2 is arranged on one side of the base 1, a locking mechanism 3 is arranged on the other side of the base 1, the cutter set 2 and the base 1 are connected together in series through a fastening piece 4, and the locking mechanism 3 is matched with the fastening piece 4 to lock the cutter set 2 and the base 1 together. The cutter set 2 and the base 1 can be more effectively and firmly locked together in the mode of the utility model, which is beneficial to avoiding the single part of the prior art from being fixed tightly, avoiding the need of arranging a special mounting groove and reducing the difficulty of production and manufacture.

Embodiment two: on the basis of the first embodiment, as shown in fig. 2, 3 and 4, the locking mechanism 3 includes a nut 31 disposed on one side of the base 1, a pressing cover 32 is covered on the nut 31, a fixing member 33 is disposed on the pressing cover 32, and the fixing member 33 passes through the pressing cover 32 and the nut 31 to be fixed on the fastener 4, so that the tool set 2 and the base 1 are fastened together, and the pressing cover 32 can cover the nut 31 more comprehensively, so that the contact area of the nut 31 is larger, the single part in the prior art is avoided from being fixed, and the difficulty in manufacturing is reduced. It is to be noted that, the pressing cover 32 includes a cover body 321, a through hole 322 is provided in the middle of the cover body 321, the through hole 322 is provided for the fixing member 33 to pass through, and a protruding portion 323 is provided on the lower end surface of the cover body 321, the protruding portion 353 is matched with the fastening member 4, since the nut 31 is pressed by the pressing cover 32, a gap exists between the pressing cover 32 and the fastening member 4, and the fixation of the knife set 2 and the base 1 is not compact enough, and then the protruding portion 323 is provided on the lower end surface of the cover body 321, so that the protruding portion 323 can effectively abut against the end surface of the fastening member 4, the pressing of the nut 31 is more facilitated, and finally the knife set 2 and the base 1 are locked together. It is further emphasized that the fixing member 33 is a screw, which has a wide source, and the screw is preferably an inverted tooth cross countersunk head screw, which has a wide source, reduces cost input, and facilitates installation.

Embodiment III: it can be explained on the basis of the second embodiment, as shown in fig. 5, the fastener 4 includes a pin 41 and a central groove 42 disposed on the pin 41 and distributed along the axial direction of the pin 41, and the fixing member 33 is installed in the central groove 42.

Embodiment four: it can be explained on the basis of the first embodiment, the second embodiment or the third embodiment, as shown in fig. 6, a pull rod 5 is disposed between the knife set 2 and the fastener 4, the pull rod 5 includes a rod body 51, one end of the rod body 51 is a circular portion one 52, a through hole 53 is formed in the center of the circular portion one 52, the through hole 53 is used for the fastener 4 to pass through, the other end of the rod body 51 is a circular portion two 54, the outer diameter of the circular portion two 54 is smaller than the outer diameter of the circular portion one 52, and a through hole 55 is disposed on the circular portion two 54. It is to be noted that the spacer 6 is provided between the tie rod 5 and the blade set 2, and the gasket 7 is provided between the base 1 and the blade set 2, which is advantageous for enhancing the connection tightness.

Fifth embodiment: it can be explained on the basis of the first embodiment, the second embodiment, the third embodiment or the fourth embodiment that the blade set 2 includes the first blade 21 and the second blade 22, the first blade 21 and the second blade 22 are connected together in series by the fastener 4, and the first blade 21 and the second blade 22 rotate with the fastener 4 as a fulcrum, thereby achieving the shearing effect of the first blade 21 and the second blade 22.

Example six: the electric scissors can be described on the basis of the first embodiment, the second embodiment, the third embodiment, the fourth embodiment or the fifth embodiment, as shown in fig. 7, and further comprise a scissors body 10, wherein the blade locking structure 20 is mounted on the scissors body 10, so that the electric scissors are more beneficial to being suitable for being used in the electric scissors, have a wider application range and have a better use effect. It should be noted that, as shown in fig. 6 and 8, the blade one 21, the blade two 22 and the other end of the base 1 are coaxial, for the scissors body 10, an output gear is installed, the output gear is installed in the through hole 55 of the circular part two 54 on the blade one 21, the blade two 22 and the rod body 51, and a screw is provided on the through hole 55 of the circular part two 54 on the rod body 51, and the output gear is fixed by the screw, so that the scissors body is beneficial to realizing the shearing effect of the blade one 21 and the blade two 22.

It should be noted that, although the foregoing embodiments have been described herein, the scope of the present utility model is not limited thereby. Therefore, based on the innovative concepts of the present utility model, alterations and modifications to the embodiments described herein, or equivalent structures or equivalent flow transformations made by the present description and drawings, apply the above technical solutions directly or indirectly to other relevant technical fields, all of which are included in the scope of protection of the present patent.

Claims

1. A blade locking structure, characterized in that: the novel knife rest comprises a base (1), a knife set (2) is arranged on one side of the base (1), a locking mechanism (3) is arranged on the other side of the base (1), the knife set (2) and the base (1) are connected together in series through a fastener (4), and the locking mechanism (3) is matched with the fastener (4) to lock the knife set (2) and the base (1) together.

2. The blade locking arrangement of claim 1, wherein: the locking mechanism (3) comprises a nut (31) arranged on one side of the base (1), a pressing cover (32) is covered on the nut (31), a fixing piece (33) is arranged on the pressing cover (32), and the fixing piece (33) penetrates through the pressing cover (32) and the nut (31) to be fixed on the fastener (4).

3. The blade locking structure of claim 2, wherein: the pressing cover (32) comprises a cover body (321), a perforation (322) is arranged in the middle of the cover body (321), the perforation (322) is used for allowing the fixing piece (33) to pass through, a protruding portion (323) is arranged on the lower end face of the cover body (321), and the protruding portion (323) is matched with the fastening piece (4).

4. A blade locking arrangement as claimed in claim 2 or claim 3, wherein: the fixing piece (33) is a screw.

5. A blade locking arrangement as claimed in claim 2 or claim 3, wherein: the fastener (4) comprises a pin shaft (41) and a central groove (42) which is arranged on the pin shaft (41) and is axially distributed along the pin shaft (41), and the fixing piece (33) is arranged in the central groove (42).

6. A blade locking arrangement as claimed in claim 1 or 2 or 3, wherein: a pull rod (5) is arranged between the knife set (2) and the fastener (4).

7. The blade locking arrangement of claim 6, wherein: the pull rod (5) comprises a rod body (51), one end of the rod body (51) is a first round part (52), a through hole (53) is formed in the center of the first round part (52), the through hole (53) is used for the fastener (4) to penetrate through, the other end of the rod body (51) is a second round part (54), the outer diameter of the second round part (54) is smaller than that of the first round part (52), and a through hole (55) is formed in the second round part (54).

8. The blade locking arrangement of claim 6, wherein: a gasket (6) is arranged between the pull rod (5) and the knife set (2), and a gasket (7) is arranged between the base (1) and the knife set (2).

9. The blade locking arrangement of claim 1 or 2 or 3 or 7, wherein: the knife set (2) comprises a first knife blade (21) and a second knife blade (22), the first knife blade (21) and the second knife blade (22) are connected together in series through the fastening piece (4), and the first knife blade (21) and the second knife blade (22) rotate by taking the fastening piece (4) as a fulcrum.

10. An electric scissors, characterized in that: comprising a scissor body (10), said scissor body (10) having mounted thereon a blade locking arrangement (20) according to any of claims 1 to 9.