CN220384947U - Nut cracker - Google Patents

Abstract

The utility model relates to a nut clamp which comprises a clamp body, wherein the clamp body comprises a first clamp body, a second clamp body, a handle and a grip which are sequentially arranged, the tops of the first clamp body, the handle and the grip are connected through an upper fixing plate, and the bottoms of the first clamp body, the second clamp body and the grip are connected through a lower fixing plate; the bottom of the second clamp body is hinged with the lower fixed plate, an included angle is formed between the second clamp body and the first clamp body, a bearing is arranged between the top of the second clamp body and the top of the handle, the top of the handle is an eccentric part, the eccentric part is hinged on the upper fixed plate through an eccentric wheel shaft, the top of the second clamp body and the bearing are both fixed on the movable plate, and therefore the pull handle drives the top of the second clamp body to rotate through the bearing, the included angle between the second clamp body and the first clamp body is reduced, and nut breakage is realized. The nut stem has higher universality, is suitable for nuts with different sizes, saves trouble and labor, and protects hands.

Description

Nut cracker

Technical Field

The utility model relates to the technical field of nut clamps, in particular to a nut clamp.

Background

The daily edible nuts comprise walnut, pecan, hawaii, peach kernel, almond, pine nut, watermelon seed and the like, the shape of the nut is spherical or oblate, the large diameter of the nut is 30 mm or more, the small nut is 6-7 mm, most of nut shells are not uniform in thickness and are generally formed by two halves, the joints of the two halves are shoulders, the thickness is thicker, the rest is abdomen thickness is thinner, and the hawaii fruits are wrapped by a hard shell with larger thickness. Because the nut pericarp is hard, people need to use the nut clamp when eating, can open the nut easily after using the nut clamp, eat the nut more convenient, but the nut clamp among the prior art has following defects at present:

(1) At present, most nut clamps have single design function, the clamp opening of one nut clamp is only suitable for nuts with one size, and a few nut clamps adopt a mode of two to three clamp openings for solving the problem, for example, a nut clamp disclosed in Chinese patent CN104337419A adopts two clamp openings and can only be suitable for nuts with two sizes, so that the application range is limited.

(2) At present, most nut clamps are composed of two hinged handles, nuts are clamped by using the pressing force of hands of a user by utilizing the lever principle, people need to use larger force when using the nut clamps, the stroke of the nut clamps is larger, the hands are easy to be injured, and the nut clamps are extremely inconvenient to use.

Disclosure of Invention

The nut clamp is suitable for various nuts, safe and labor-saving.

The purpose of the utility model is realized in the following way:

the nut clamp comprises a clamp body, wherein the clamp body comprises a first clamp body, a second clamp body, a handle and a grip which are sequentially arranged, the tops of the first clamp body, the handle and the grip are connected through an upper fixing plate, and the bottoms of the first clamp body, the second clamp body and the grip are connected through a lower fixing plate; the bottom of the second clamp body is hinged with the lower fixed plate, an included angle is formed between the second clamp body and the first clamp body, a bearing is arranged between the top of the second clamp body and the top of the handle, the top of the handle is an eccentric part, the eccentric part is hinged on the upper fixed plate through an eccentric wheel shaft, the top of the second clamp body and the bearing are both fixed on the movable plate, and therefore the handle is pulled to push the bearing through the eccentric part to enable the top of the second clamp body to rotate, the included angle between the second clamp body and the first clamp body is reduced, and nut breakage is achieved.

Further, the first clamp body comprises an upper connecting section, an arc section, a main clamp rod and a lower connecting section which are integrally formed from top to bottom, the top end of the main clamp rod is connected with the upper connecting section through the arc section, and the bottom end of the main clamp rod is connected with the lower connecting section; the middle part of the second clamp body is provided with a secondary clamping rod, and the handle comprises an upper fixing section, a handle means, a cross rod section and a lower fixing section which are integrally formed from top to bottom.

Further, the upper connecting section of the first clamp body, the eccentric wheel shaft of the handle and the upper fixing section of the grip are all fixed on the upper fixing plate, and the lower connecting section of the first clamp body and the lower fixing section of the grip are all fixed on the lower fixing plate.

Further, a recessed limit table is arranged on one side, close to the first clamp body, of the top of the second clamp body, an extending support plate is arranged on the other side of the top of the second clamp body, the moving plate is arranged below the upper fixing plate, the recess of the limit table is arranged below the upper connecting section of the first clamp body, and the extending support plate is higher than the bottom edge of the upper connecting section, so that the travel of the moving plate, namely the travel of the handle rotation, is limited.

Further, one side of the top of the auxiliary clamping rod, which is close to the handle, is provided with a first connecting hole, the upper part of the handle is provided with a groove, the position of the handle, which is close to the groove, is provided with a second connecting hole, and an elastic component is arranged between the first connecting hole and the second connecting hole to connect the second clamping body and the handle.

Further, a bent reinforcing fixing part is arranged at the bottom of the second clamp body, and the reinforcing fixing part of the second clamp body is hinged with the lower fixing plate through a rotating shaft.

Further, the top of the handle means is connected with an upper fixing section bent towards the handle, the bottom of the handle means is connected with a cross rod section bent towards the handle, and the end part of the cross rod section is provided with a lower fixing section bent upwards.

Further, the front surface and the back surface of the top of the second clamp body are respectively riveted with a moving plate, the front end of the moving plate is provided with a bearing, the bearing is connected with the eccentric part of the handle, and the eccentric part is close to the side edge of the bearing for smooth treatment, so that the bearing can conveniently rotate.

Further, the top of the second clamp body is close to the side edge of the first clamp body and is in smooth transition with the circular arc section of the first clamp body to form a semicircular clamp opening, so that the upper part of the nut groove is a semicircular clamp opening.

Further, the opposite sides of the main clamping rod and the auxiliary clamping rod are provided with saw teeth, which is more beneficial to clamping nuts.

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

the V-shaped nut groove is formed by the first clamp body and the second clamp body, the interval from top to bottom in the groove is gradually reduced, the V-shaped nut groove is suitable for various nuts with different sizes, the application range is wider, and the practicability is strong; according to the utility model, the eccentric wheel is arranged at the top of the handle and pushes the second clamp body to rotate through the bearing, so that the tension force applied by fingers and palms is converted into the clamping force between the first clamp body and the second clamp body, the smaller stroke can ensure that the pulp is not influenced while the shell is broken, the trouble and effort are saved, the breaking force is large enough, and the risk of clamping the hands is avoided; when the nut crushing device is used, nuts are placed in the nut groove, a proper angle is found for crushing, and automatic reset can be realized after the shell crushing is finished.

Drawings

Fig. 1 is a schematic view of the external structure of the present utility model.

Fig. 2 is a schematic structural view of the clamp body of the present utility model.

Fig. 3 is an internal schematic view of the utility model prior to gripping the handle.

Fig. 4 is an internal schematic view of the present utility model after gripping the handle.

Wherein:

the clamp comprises a clamp body 1, a first clamp body 2, an upper connecting section 21, an arc section 22, a main clamp rod 23, a lower connecting section 24, a second clamp body 3, a secondary clamp rod 31, a limiting table 32, an extension support plate, a first connecting hole 34, a reinforcing fixing part 35, a handle 4, an eccentric part 41, an eccentric wheel shaft 42, a groove 43, a second connecting hole 44, a handle hook 45, a handle 5, an upper fixing section 51, a handle section 52, a cross rod section 53, a lower fixing section 54, a bearing 6, an elastic component 7, an upper fixing plate 8, a lower fixing plate 9, a moving plate 10, a nut groove 11, an outer shell 12 and a protective sleeve 13.

Description of the embodiments

In order to better understand the technical solution of the present utility model, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present utility model, but are merely examples of embodiments that may be employed by the present utility model. It should be noted that, the description herein of the positional relationship of the components, such as the component a being located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.

Example 1

Referring to fig. 1-4, fig. 1 depicts a schematic view of a nut cracker. As shown in the figure, the nut cracker comprises a clamp body 1, wherein the clamp body 1 comprises a first clamp body 2, a second clamp body 3, a handle 4 and a grip 5 which are sequentially arranged, the tops of the first clamp body 2, the handle 4 and the grip 5 are connected through upper fixing plates 8 respectively arranged on the front surface and the back surface, and the bottoms of the first clamp body 2, the second clamp body 3 and the grip 5 are connected through lower fixing plates 9 respectively arranged on the front surface and the back surface.

The first clamp body 2 comprises an upper connecting section 21, an arc section 22, a main clamp rod 23 and a lower connecting section 24 which are integrally formed from top to bottom, wherein the top end of the main clamp rod 23 is connected with the upper connecting section 21 through the arc section 22, and the bottom end of the main clamp rod 23 is connected with the lower connecting section 24;

the middle part of the second clamp body 3 is provided with a secondary clamp rod 31, one side, close to the first clamp body 2, of the top of the second clamp body 3 is provided with a recessed limit table 32, the other side is provided with an extension support plate 33, one side, close to the handle 4, of the top of the secondary clamp rod 31 is provided with a first connecting hole 34, and the bottom of the second clamp body 3 is provided with a bent reinforcing fixing part 35;

the upper part of the handle 4 is provided with a groove 43, a second connecting hole 44 is arranged at the position, close to the groove 43, of the handle 4, an eccentric part 41 is arranged above the groove 43, an eccentric wheel shaft 42 is arranged on the eccentric part 41, and a handle hook 45 which is bent towards the second clamp body 3 is arranged at the bottom of the handle 4;

the handle 5 comprises an upper fixing section 51, a handle section 52, a cross rod section 53 and a lower fixing section 54 which are integrally formed from top to bottom, wherein the top of the handle section 52 is connected with the upper fixing section 51 which is bent towards the handle 4, the bottom of the handle section 52 is connected with the cross rod section 53 which is bent towards the handle 4, and the end part of the cross rod section 53 is provided with the lower fixing section 54 which is bent upwards;

the upper connecting section 21 of the first clamp body 2, the eccentric wheel shaft 42 of the handle 4 and the upper fixing section 51 of the grip 5 are all fixed on the upper fixing plate 8, the lower connecting section 24 of the first clamp body 2 and the lower fixing section 54 of the grip 5 are all fixed on the lower fixing plate 9, and the reinforcing fixing part 35 of the second clamp body 3 is hinged with the lower fixing plate 9 through a rotating shaft.

A bearing 6 is arranged between the top of the second clamp body 3 and the eccentric part 41 of the handle 4, and the side edge of the top of the second clamp body 3 close to the bearing 6 and the side edge of the eccentric part 41 close to the bearing 6 are smoothly treated so as to facilitate the rotation of the bearing 6; the top of the second clamp body 3 and the bearing 6 are both fixed on the moving plate 10 through a pin, the moving plate 10 is arranged below the upper fixed plate 8, the concave of the limiting table 32 is arranged below the upper connecting section 21 of the first clamp body 2, and the extension support plate 33 is higher than the bottom edge of the upper connecting section 21, so that the stroke of the moving plate 10, namely the stroke of the rotation of the handle 4, is limited.

An elastic component 7 is arranged between the first connecting hole 34 and the second connecting hole 44 to connect the second clamp body 3 and the handle 4, and the elastic component 7 can adopt a tension spring.

The top of the second clamp body 3 is close to the side edge of the first clamp body 2 and is in smooth transition with the circular arc section 22 of the first clamp body 2 to form a semicircular clamping opening, so that the bottoms of the main clamp rod 23 and the auxiliary clamp rod 31 are close to each other, the top is provided with the circular arc section 22 to be separated, the distance between the main clamp rod 23 and the auxiliary clamp rod 31 is gradually reduced from top to bottom to form a V-shaped nut groove 11, and the upper part of the nut groove 11 is a semicircular clamping opening; the opposite sides of the main clamping rod 23 and the auxiliary clamping rod 31 are provided with saw teeth, which is more beneficial to clamping nuts.

A protective sleeve 13 is sleeved outside the main body of the handle 4, and can be made of rubber material to protect hands.

The outer shell 12 is arranged outside the clamp body 1 except for the nut grooves 11 and part of other parts of the protective sleeve 13, so that the clamp has more attractive appearance and comfort.

The present utility model is not further described in the prior art.

Working principle:

the utility model provides a nut clamp, when a handle is pressed, an eccentric part of the handle rotates around an eccentric wheel shaft to drive a bearing to rotate, so that a second clamp body is pushed to rotate towards a first clamp body by taking a hinge point as a fixed point, an included angle between nut grooves of the first clamp body and the second clamp body is reduced, a nut shell is damaged by pressing force between the first clamp body and the second clamp body, and after the handle is released, the second clamp body and the handle are reset by an elastic part; the nut groove is V-shaped, nuts can be clamped from top to bottom, and therefore the nut groove is applicable to nuts with various sizes, and the nut groove is quite wide in application range.

In the embodiment, the maximum compression stroke of the second clamp body is 4mm, the minimum compression stroke is 2mm, and the smaller stroke can ensure that the shell is broken without influencing pulp, and the risk of clamping hands is avoided; the movable range of the handle is 35 mm in the comfortable force application range of the human hand, the hand grip force is assumed to be F, the force application is assumed to be P, when the compression stroke is 4mm, the maximum force application of the second clamp body is 8.75 times of the hand grip force according to a conversion formula F, when the compression stroke is 2mm, the maximum force application of the second clamp body is 17.5 times of the hand grip force according to a conversion formula F, and therefore, the nut clamp disclosed by the utility model is labor-saving and has large crushing force enough to crush a hard shell; when the nut crusher is used, nuts are fixed by hands and placed between the first clamp body and the second clamp body so as to find a proper angle for crushing; after the shell breaking is finished, automatic reset can be realized.

The foregoing is merely a specific application example of the present utility model, and the protection scope of the present utility model is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the utility model.

Claims (10)

1. A nut cracker characterized by: the clamp comprises a clamp body (1), wherein the clamp body (1) comprises a first clamp body (2), a second clamp body (3), a handle (4) and a grip (5) which are sequentially arranged, the tops of the first clamp body (2), the handle (4) and the grip (5) are connected through an upper fixing plate (8), and the bottoms of the first clamp body (2), the second clamp body (3) and the grip (5) are connected through a lower fixing plate (9); the bottom of second clamp body (3) is articulated with lower fixed plate (9) to be equipped with the contained angle between with first clamp body (2), form nut groove (11), be equipped with bearing (6) between the top of second clamp body (3) and the top of handle (4), the top of handle (4) is eccentric part (41), and eccentric part (41) are articulated on last fixed plate (8) through eccentric shaft (42), the top of second clamp body (3) and bearing (6) are all fixed on movable plate (10), from this pulling handle (4) are through the contained angle between eccentric part (41) promotion bearing (6) messenger second clamp body (3) rotation, reduce second clamp body (3) and first clamp body (2) to realize pressing from both sides broken nut.

2. The nut cracker as defined in claim 1, wherein: the first clamp body (2) comprises an upper connecting section (21), an arc section (22), a main clamp rod (23) and a lower connecting section (24) which are integrally formed from top to bottom, the top end of the main clamp rod (23) is connected with the upper connecting section (21) through the arc section (22), and the bottom end of the main clamp rod (23) is connected with the lower connecting section (24); the middle part of the second clamp body (3) is provided with a secondary clamping rod (31), and the handle (5) comprises an upper fixing section (51), a handle section (52), a cross rod section (53) and a lower fixing section (54) which are integrally formed from top to bottom.

3. The nut cracker as defined in claim 2, wherein: the upper connecting section (21) of the first clamp body (2), the eccentric wheel shaft (42) of the handle (4) and the upper fixing section (51) of the grip (5) are all fixed on the upper fixing plate (8), and the lower connecting section (24) of the first clamp body (2) and the lower fixing section (54) of the grip (5) are all fixed on the lower fixing plate (9).

4. The nut cracker as defined in claim 2, wherein: one side that the top of second clamp body (3) is close to first clamp body (2) is equipped with spacing platform (32) of a recess, and the opposite side is equipped with one and extends extension board (33), movable plate (10) set up the below of last fixed plate (8), the recess of spacing platform (32) sets up in the upper junction section (21) below of first clamp body (2), and extends extension board (33) and be higher than the base of upper junction section (21), from this restriction movable plate (10) stroke, handle (4) pivoted stroke.

5. The nut cracker as defined in claim 2, wherein: one side that is close to handle (4) at the top of vice clamp lever (31) is equipped with first connecting hole (34), the upper portion of handle (4) is equipped with a recess (43), and handle (4) are close to recess (43) department and are equipped with second connecting hole (44), be equipped with an elastic component (7) between first connecting hole (34) and second connecting hole (44) and connect second clamp body (3) and handle (4).

6. The nut cracker as defined in claim 2, wherein: the bottom of the second clamp body (3) is provided with a bent reinforcing fixing part (35), and the reinforcing fixing part (35) of the second clamp body (3) is hinged with the lower fixing plate (9) through a rotating shaft.

7. The nut cracker as defined in claim 2, wherein: the top of the handle section (52) is connected with an upper fixing section (51) bent towards the handle (4), the bottom of the handle section (52) is connected with a cross rod section (53) bent towards the handle (4), and the end part of the cross rod section (53) is provided with a lower fixing section (54) bent upwards.

8. The nut cracker as defined in claim 2, wherein: the front surface and the back surface of the top of the second clamp body (3) are respectively riveted with a movable plate (10), a bearing (6) is arranged on the movable plate (10), the bearing (6) is connected with an eccentric part (41) of the handle (4), and the eccentric part (41) is close to the side edge of the bearing (6) for smooth treatment so as to facilitate the rotation of the bearing (6).

9. The nut cracker as defined in claim 2, wherein: the top of the second clamp body (3) is close to the side edge of the first clamp body (2) and is in smooth transition with the arc section (22) of the first clamp body (2) to form a semicircular clamping opening, so that the upper part of the nut groove (11) is a semicircular clamping opening.

10. The nut cracker as defined in claim 2, wherein: the opposite side edges of the main clamping rod (23) and the auxiliary clamping rod (31) are provided with saw teeth, which is more beneficial to clamping nuts.