Scissors provided with pedal structure and used for constructional engineering

Abstract

The utility model relates to constructional engineering scissors with a pedal structure, which comprise a base and scissors, the scissors are vertically arranged above the base, the scissors comprise a lower shearing part and an upper shearing part, the rear end of the lower shearing part and the rear end of the upper shearing part are hinged together through a pin shaft, and an upper handle and a lower handle which extend backwards are respectively formed on the lower shearing part and the lower shearing part. A circular-arc-shaped lug plate is formed on the upper surface, close to the upper shearing part, of the lower handle, a circular-arc-shaped clamping groove is formed in the lug plate, and a clamping hook bent downwards is formed at the tail end of the lower handle; the scissors are used for shearing iron and provided with the detachable pedal underframe, shearing of iron sheets is achieved based on the pedal underframe, and operation is labor-saving and convenient; and the scissors can be separated and moved to a high position to shear the iron wires.

Description

Technical field:

[0001] The utility model relates to the technical field of sheet metal shears, in particular to a pair of scissors for construction engineering with a pedal structure. Background technology:

[0002] As a cutting tool for sheet metal processing, sheet metal shears can cut sheet metal products of various shapes. Currently, sheet metal shears are often used in construction projects. The shape and structure of the sheet metal shears are an enlarged version of scissors, especially with a longer handle. When the sheet metal shears are used, both hands are required to operate the handles of the sheet metal shears to control the opening and closing of the handles to achieve the cutting of the sheet metal. However, the cutting process is relatively strenuous, so it is necessary to design an effective labor-saving structure to assist the sheet metal shears in cutting the sheet metal, so that the sheet metal shears can be cut with less effort and can also be operated by one person. Therefore, it is necessary to design a sheet metal shears with the above structure. Utility model content:

[0003] The utility model aims to solve the deficiencies of the prior art and provides a pair of scissors for construction engineering with a pedal structure. The scissors are used for shearing iron. The scissors are equipped with a detachable pedal base frame. The shearing of iron sheets is achieved based on the pedal base frame, and the operation is labor-saving and convenient.

[0004] A pair of scissors for construction engineering with a pedal structure, a base and a pair of scissors, the scissors are vertically arranged above the base, the scissors include a lower shearing part and an upper shearing part, the rear ends of the lower shearing part and the upper shearing part are hinged together by a pin shaft and are respectively formed with an upper handle and a lower handle extending backwards, the lower handle is formed with an arc-shaped ear plate on the upper surface close to the upper shearing part, the ear plate is formed with an arc-shaped slot, and the end of the lower handle is formed with a downwardly bent hook;

[0005] The base comprises a rectangular outer frame, on which two longitudinal support beams are inserted and fixed, a transverse front round rod is inserted into the card slot of the scissors, and the two ends of the front round rod are bent to form inclined front support feet, which are respectively fixed on the two longitudinal support beams; a transverse supporting rod is abutted on the lower surface of the lower handle close to the ear plate, and the two ends of the supporting rod are bent to form middle support feet, which are respectively fixed on the two longitudinal support beams; a transverse rear supporting rod is inserted into the card hook of the lower handle, and the two ends of the rear support rod are bent to form rear support feet, which are respectively fixed on the two longitudinal support beams.

[0006] Preferably, the arc angle of the slot on the scissors is greater than π, and the arc radius of the slot is equal to the diameter of the front round rod.

[0007] Preferably, threads are formed on the front round rods on both sides of the lower handle, and two screw sleeves are respectively screwed on the front round rods, and the screw sleeves are respectively against the outer walls on both sides of the lower handle.

[0008] Preferably, a support ear that protrudes upward and is in a "冂" shape is formed in the middle of the rear support rod, and the hook is hooked on the support ear.

[0009] Preferably, the scissors are located directly above the middle of the base, and the length of the scissors is less than the distance between the front and rear frames of the outer frame.

[0010] Preferably, the scissors are located between the longitudinal support beams, and the distances between the left and right frames of the outer frame and the adjacent longitudinal support beams are equal.

[0011] The beneficial effects of the present utility model are as follows:

[0012] This pair of scissors is used for shearing iron sheets. The scissors are equipped with a detachable footrest base, and the shearing of iron sheets is realized based on the footrest base, which is labor-saving and convenient to operate; moreover, the scissors can be detached and moved to a high place for shearing iron wires. Description of the drawings:

[0013] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0014] Figure 2 is a top-view structural schematic diagram of the present utility model;

[0015] Figure 3 is a partial cross-sectional schematic diagram in the side view direction of the present utility model.

[0016] In the figure: 1, base; 11, outer frame; 12, longitudinal support beam; 13, front round rod; 14, support rod; 15, rear support rod; 151, support ear; 16, screw sleeve; 2, scissors; 21, lower shearing part; 211, upper handle; 21, lower handle; 222, hook; 223, ear plate; 224, card slot. Specific implementation manner:

[0017] Embodiment: As shown in Figures 1 to 3 a pair of scissors for construction engineering with a foot-operated structure, a base 1 and scissors 2, the scissors 2 are vertically arranged above the base 1, the scissors 2 include a lower shearing part 21 and an upper shearing part 22, the rear ends of the lower shearing part 21 and the upper shearing part 22 are hinged together by a pin shaft 23 and are respectively formed with an upper handle 211 and a lower handle 221 extending backward, a circular arc-shaped ear plate 223 is formed on the upper surface of the lower handle 221 close to the upper shearing part 22, a circular arc-shaped card slot 224 is formed on the ear plate 223, and a hook 222 bent downward is formed at the end of the lower handle 221;

[0018] The described base 1 includes a rectangular outer frame 11. Two longitudinal support beams 12 are inserted and fixed into the outer frame 11. A transverse front round rod 13 is inserted into the card slot 224 of the scissors 2. Oblique front support feet are formed by bending both ends of the front round rod 13, and the front support feet are respectively fixed on the two longitudinal support beams 12. A transverse support rod 14 is abutted against the lower surface of the lower handle 221 near the ear plate 223. Middle support feet are formed by bending both ends of the support rod 14, and the middle support feet are respectively fixed on the two longitudinal support beams 12. A transverse rear support rod 15 is inserted into the hook 222 of the lower handle 221. Rear support feet are formed by bending both ends of the rear support rod 15, and the rear support feet are respectively fixed on the two longitudinal support beams 12.

[0019] The arc radian of the card slot 224 on the scissors 2 is greater than π, and the arc radius of the card slot 224 is equal to the diameter of the front round rod 13.

[0020] Threads are formed on the front round rod 13 on both sides of the lower handle 221. Two nuts 16 are respectively screwed on the front round rod 13, and the nuts 16 respectively abut against the outer walls on both sides of the lower handle 221.

[0021] A support ear 151 which protrudes upward and is in a "冂" shape is formed in the middle of the rear support rod 15, and the hook 222 is hooked on the support ear 151.

[0022] The scissors 2 are located directly above the middle of the base 1, and the length of the scissors 2 is less than the distance between the front and rear frames of the outer frame 11.

[0023] The scissors 2 are located between the longitudinal support beams 12, and the distances between the left and right frames on the outer frame 11 and the adjacent longitudinal support beams 12 are equal.

[0024] Working principle: This product is a pair of scissors for construction engineering with a foot-operated structure. Its partial structure of the scissors 2 is optimized, and a base 1 is added. The scissors 2 can be connected to the base 1. As Figure 1 shown, during operation, by stepping on the base 1 with the foot, the lower handle 221 is controlled. By moving the upper handle 211, shearing can be performed. Because the strength of the foot is greater than that of the hand, and with the restriction of the ground, it is much more labor-saving compared to shearing with both hands respectively holding the two handles;

[0025] Moreover, this pair of scissors can control the opening and closing of the upper handle 211 with one hand, and hold and position or move the iron sheet with the other hand, making the operation more convenient;

[0026] And this pair of scissors 2 can be detached from the base 1 and operated by holding the scissors 2 with both hands, without being restricted by the base 1.

[0027] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A pair of construction engineering scissors with a pedal structure, comprising a base (1) and a pair of scissors (2), wherein the scissors (2) are vertically arranged above the base (1), the scissors (2) include a lower shearing portion (21) and an upper shearing portion (22), the rear ends of the lower shearing portion (21) and the upper shearing portion (22) are hinged together by a pin (23) and are respectively formed with an upper handle (211) and a lower handle (221) extending backwards, wherein: An arc-shaped ear plate (223) is formed on the upper surface of the lower handle (221) close to the upper shearing part (22). An arc-shaped clamping groove (224) is formed on the ear plate (223). A hook (222) bent downward is formed at the end of the lower handle (221). The base (1) includes a rectangular outer frame (11). Two longitudinal support beams (12) are inserted and fixed into the outer frame (11). A transverse front round bar (13) is inserted into the clamping groove (224) of the scissors (2). Obliquely arranged front support feet are formed by bending the two ends of the front round bar (13), and the front support feet are respectively fixed on the two longitudinal support beams (12). A transverse support rod (14) abuts against the lower surface of the lower handle (221) close to the ear plate (223). Middle support feet are formed by bending the two ends of the support rod (14), and the middle support feet are respectively fixed on the two longitudinal support beams (12). A transverse rear support rod (15) is inserted into the hook (222) of the lower handle (221). Rear support feet are formed by bending the two ends of the rear support rod (15), and the rear support feet are respectively fixed on the two longitudinal support beams (12).

2. The construction engineering scissors with a pedal structure according to claim 1, characterized in that: The arc radian of the clamping groove (224) on the scissors (2) is greater than π, and the arc radius of the clamping groove (224) is equal to the diameter of the front round bar (13).

3. The construction engineering scissors with a pedal structure according to claim 2, characterized in that: Threads are formed on the front round bar (13) on both sides of the lower handle (221). Two screw sleeves (16) are respectively screwed on the front round bar (13), and the screw sleeves (16) respectively abut against the outer walls on both sides of the lower handle (221).

4. The construction engineering scissors with a pedal structure according to claim 1, characterized in that: A support ear (151) protruding upward and in a "冂" shape is formed in the middle of the rear support rod (15), and the hook (222) is hooked on the support ear (151).

5. The construction engineering scissors with a pedal structure according to claim 1, characterized in that: The scissors (2) are located directly above the middle of the base (1), and the length of the scissors (2) is less than the distance between the front and rear frames of the outer frame (11).

6. The construction engineering scissors with a pedal structure according to claim 5, characterized in that: The scissors (2) are located between the longitudinal support beams (12), and the distances between the left and right frames of the outer frame (11) and the adjacent longitudinal support beams (12) are equal.

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