CN218983022U

CN218983022U - Fire extinguisher safety pin bending device

Info

Publication number: CN218983022U
Application number: CN202320075514.8U
Authority: CN
Inventors: 周媛; 卢相宇; 闫清宝
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-09
Anticipated expiration: 2033-01-09

Abstract

The utility model discloses a fire extinguisher safety pin bending device which comprises a base, a support and a rotary table, and is characterized in that the upper end of the base is provided with the rotary table and the support, the rotary table can freely rotate relative to the base, the upper end of the rotary table is provided with a vertical compression roller, the vertical compression roller can freely rotate relative to the rotary table, one side of the vertical compression roller is provided with an extrusion plate, the other side of the vertical compression roller is provided with a rotating handle, one side of the support is provided with a second limiting plate, the upper end of the support is provided with a suspension column, the suspension column is coaxial with the rotary table, and a working gap is reserved between the suspension column, the second limiting plate and the vertical compression roller. The utility model has simple structure, convenient use and low cost, and can bend high-hardness metal rings with different diameters.

Description

Fire extinguisher safety pin bending device

Technical Field

The utility model belongs to the technical field of safety pin bending, and particularly relates to the field of a fire extinguisher safety pin bending device.

Background

The fire extinguisher safety pin is arranged on the handle of the fire extinguisher, and the fire extinguisher can be normally used only by pulling out the safety pin when in use. At present, fire extinguisher bolts are mainly divided into two types, namely a plastic safety pin with low manufacturing cost and a metal safety pin with high reliability.

At some fire extinguisher maintenance stations, the processing of some shear pins all adopts manual bending, and during manual bending, the staff utilizes anchor clamps to fix the one end of wire, and the other end adopts pliers to grasp and carry out manual bending, because the wire rigidity of processing the shear pin is great, and when adopting the purely manual shear pin of bending, the bending operation degree of difficulty is great, leads to intensity of labour big, simultaneously, the shear pin quality of manual bending can't guarantee unification. Therefore, in some fire extinguisher maintenance sites, there is a need for a fire extinguisher safety pin bending device with simple structure, low cost and convenient use.

Disclosure of Invention

The utility model aims to provide a fire extinguisher safety pin bending device which can solve the problems.

The technical scheme adopted by the utility model is as follows:

the utility model provides a curved system device of fire extinguisher safety pin, includes base, support, revolving stage, its characterized in that, the base upper end is equipped with revolving stage, support, the revolving stage is relative the base can free rotation, the revolving stage upper end is equipped with upright compression roller, upright compression roller can free rotation relative the revolving stage, upright compression roller one side is equipped with the stripper plate, upright compression roller opposite side is equipped with the rotation handle, support one side is equipped with the second limiting plate, the support upper end is equipped with a suspension strut, the suspension strut with the revolving stage is coaxial, the suspension strut with a working gap has been reserved respectively between the second limiting plate and the upright compression roller.

Preferably, the upper end of the base is provided with a turntable base, the center of the upper end of the turntable base is provided with a second upright post, and the turntable is sleeved with the second upright post.

Preferably, the upper end of the turntable is provided with a sliding groove along the radius direction of the turntable, a sliding block is arranged in the sliding groove, the upper end of the sliding block is provided with a vertical threaded hole, the threaded hole is provided with a bolt which can fix the sliding block at different working positions of the sliding groove, one side, close to the circle center of the turntable, of the upper end of the sliding block is provided with a third upright post, and the upright roller is sleeved on the third upright post.

Further, the sliding groove is of an inverted T-shaped structure, the sliding block is I-shaped, and the sliding block is embedded into the inverted T-shaped sliding groove.

Further, the extrusion plate is tangent to the outer cylindrical surface of the vertical compression roller, the rotary handle comprises a handle and a connecting rod, the rotary handle is horizontally and horizontally arranged in a 7-shaped mode, the connecting rod is shorter than the handle, and an included angle between the handle and the extrusion plate is about 45 degrees.

Preferably, the support comprises a first upright post and a top plate, a first limiting plate is arranged on one side of the middle of the first upright post, a second limiting plate is arranged on the other side of the middle of the first upright post, and a limiting groove along the tangential direction of the outer circle of the suspension post is formed in the upper end of the first limiting plate.

Further, the top plate is fixedly connected to the upper end of the first upright, a vertical through hole is formed in the top plate, a threaded connection section capable of being inserted into the vertical through hole is arranged at the upper end of the suspension column, and the top plate and the suspension column can be fixed by means of a nut.

Preferably, a plurality of vertical first through holes are formed in the base.

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

the utility model has small size and simple structure, can be fixed on various table tops by bolts, is convenient to use and low in manufacturing cost, the sliding block is arranged on the turntable, and can slidably adjust the distance between the vertical compression roller and the suspension column, so that the first working gap between the suspension column and the vertical compression roller can be adjusted, therefore, wires with different diameters can be processed according to material adjustment, the applicability of the utility model is enhanced, the lever is formed by rotating the handle, the vertical compression roller and the extrusion plate, the lever is pried by taking the third upright as a fulcrum to extrude the wires, the labor is saved, the wires with higher hardness can be bent, the wires are placed in the limiting groove and then fed into the second working gap and the first working gap, and then the extrusion plate can be extruded around the circumference by lightly pushing the rotation handle for one circle, so that the bending of the wires is completed, the operation is simple, and the utility model is not limited by fire extinguisher safety pins.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the turntable structure of the present utility model;

FIG. 3 is a schematic view of the structure of the base and the bracket of the present utility model;

FIG. 4 is a partial schematic view of the working gap of the present utility model;

in the figure: 1. the device comprises a bottom plate, 2, a bracket, 3, a turntable, 4, a top plate, 5 vertical compression rollers, 6, a first upright post, 7-1, a first working gap, 7-2, a second working gap, 8, a first limiting plate, 9, a second limiting plate, 10, a suspension post, 11, a turntable base, 12, a second upright post, 13, a chute, 14, a sliding block, 15, a bolt, 16, a third upright post, 17, a rotating handle, 18, a first through hole, 19, a limiting groove, 20, a squeezing plate, 21, a nut, 22, a connecting rod, 23, a handle, 24 and a wire.

Detailed Description

In order to facilitate understanding of those skilled in the art, the technical scheme of the present utility model will be further specifically described below with reference to fig. 1 to 4.

The utility model discloses a fire extinguisher safety bolt bending device, which comprises a base 1, a bracket 2 and a turntable 3, wherein the base 1 is square, through holes 18 are formed in four corners of the square, the base 1 can be fixed on any workbench by bolts, the installation and the disassembly are convenient, a cylindrical turntable base 11 is arranged in the center of the base 1, the height of a working plane can be improved according to requirements, a second upright post 12 is arranged in the center of the upper end of the turntable base 11, the second upright post 12 is cylindrical, the turntable 3 is arranged outside the second upright post 12, the turntable 3 is a hollow cylinder, and the vacant parts of the turntable 3 are matched with the second upright post 12, so that the turntable 3 can freely rotate by taking the second upright post 12 as an axis. The upper end of the rotary table 3 is provided with a vertical compression roller 5, the vertical compression roller 5 can freely rotate relative to the rotary table 3, one side of the vertical compression roller 5 is provided with an extrusion plate 20, the other side of the vertical compression roller 5 is provided with a rotary handle 17, and the rotary handle 17 is of a 7-shaped structure horizontally and horizontally arranged. The support 2 is provided with a second limiting plate 9 on one side and a first limiting plate 8 on the other side, a suspension column 10 is arranged at the upper end of the support 2, the suspension column 10 is coaxial with the turntable 3, a second working gap 7-2 is reserved between the suspension column 10 and the second limiting plate, and a first working gap 7-1 is reserved between the suspension column 10 and the extrusion plate 20. The utility model has simple structure, can be fixed on various working tables by using the through holes 18, is convenient to use, forms a lever by rotating the handle 17, the vertical pressing roller 5 and the extrusion plate 20, and utilizes the lever effect to pry the extrusion plate 20 to extrude the metal wire 24, thereby saving more labor and being capable of bending the metal wire 24 with higher hardness.

The upper end of the turntable 3 is provided with a chute 13 along the radial direction, the chute 13 is in an inverted T shape with a narrow upper part and a wide lower part, the chute 13 is internally provided with a slide block 14, the slide block 14 is in an I-shaped structure, the lower wing plate of the slide block 14 can be embedded into the chute 13 and can slide along the direction of the chute 13, the left side and the right side of the upper end of the slide block 14 are respectively provided with a threaded hole, the threaded holes completely penetrate through the upper wing plate of the slide block 14, the slide block 14 can be propped against the turntable 3 by screwing the threaded holes through a longer bolt 15 until the threaded holes are contacted with the turntable 3, so that the slide block 14 and the turntable 3 are firmly fixed, if wires 24 with different sizes are replaced, the distance between the slide block 14 and the circle center of the turntable 3 can be adjusted by unscrewing the bolt 15, namely, the first working gap 7-1 between the extrusion plate 20 and the suspension post 10 is adjusted, so that the wire 24 with different sizes can be bent, and the applicability of the turntable is increased.

The upper end of the sliding block 14 is provided with a third upright post 16 near one side of the circle center of the turntable 3, the third upright post 16 is sleeved with a vertical pressing roller 5, and the vertical pressing roller 5 can freely rotate around the third upright post 16, so that the vertical pressing roller 5 can freely rotate relative to the turntable 3, and meanwhile, the third upright post is used as a fulcrum of the lever, so that the extruding plate 20 can easily bend a metal wire 24, and the purpose of saving labor is achieved. The vertical compression roller 5 one side is equipped with along excircle tangential direction stripper plate 20, it is including connecting pole 22 and handle 23 to rotate the handle, and handle 23 is 45 degrees with stripper plate 20 place plane place contained angle, and it is shorter to connect pole 22, only plays the effect of connecting handle 23 and vertical compression roller 5, and handle 23 is longer, and the power point is far away from the fulcrum according to the lever principle, and the prying resistance just is more laborsaving, longer handle 23, makes a plurality of times thrust pass through vertical compression roller 5 department fulcrum transfer to stripper plate 20 department resistance point, can easily realize stripper plate 20 extrusion wire 24 and bend, and is convenient laborsaving.

A bracket 2 is arranged at one side of the upper end of the bottom plate 1 near the turntable base 11, the bracket 2 comprises a first upright post 6 and a top plate 4, the upper end of the first upright post 6 is fixedly connected with the top plate 4, the top plate 4 is in a long strip shape, one end of the top plate, which is in stagnation, is suspended at the upper side of the turntable 3, and a vertical through hole is arranged, the vertical through hole is internally provided with a suspension post 10, the upper end of the suspension post 10 is a threaded section, the suspension post 10 and the top plate 4 can be fixedly connected through a nut 21, and a metal wire 24 is tightly stuck to the suspension post 10 for a circle after being extruded by an extrusion plate 20 so as to be bent into a ring shape, namely, a safety pin hand-pulled ring position is formed.

The first limiting plate 8 is arranged on one side of the middle of the first upright post 6, the second limiting plate 9 is arranged on the other side of the middle of the first upright post 6, one end, far away from the first upright post 6, of the second limiting plate 9 is close to the suspension post 10 to form a second working gap 7-2, a limiting groove 19 is formed in the upper end of the first limiting plate 8 along the tangential direction of the outer circle of the suspension post 10, and the metal wire 24 is fed along the limiting groove 19, so that the metal wire 24 can sequentially pass through the second working gap 7-2 and the first working gap 7-1 along the correct direction, meanwhile, the first limiting plate 8 provides support for the metal wire 24, stability of the metal wire 24 in the bending process is guaranteed, the suspended end of the second limiting plate 9 is a smooth cylindrical surface, the metal wire 24 can be effectively assisted to smoothly enter the working gap, a supporting point is provided when the extrusion plate 20 extrudes the metal wire 24, the bending radian of the metal wire 24 is prevented from being too large, the metal wire 24 is ensured to be tightly attached to the suspension post 10 when the metal wire 24 is bent, and a safety pin with an ideal shape is obtained.

The bending device for the fire extinguisher safety bolt has the following working process: firstly, the turntable 3 is reset, the rotating handle is tightly attached to the second limiting plate 9, the bolt 15 is adjusted, the position of the sliding block 14 is adjusted according to the diameter of the used metal wire 24, the sliding block 14 is fixed at a position which is twice as large as the diameter of the metal wire 24 of the suspension column 10, the bolt is tightened, the sliding block is firmly fixed on the turntable, then one end of the metal wire 24 is placed at the limiting groove 19, the rotating handle continuously advances along the direction of the limiting groove, the metal wire 24 passes through a working gap between the second limiting plate 9 and the suspension column 10 and then continuously advances, at the moment, the second limiting plate 9 and the rotating handle 17 are positioned on the same side of the metal wire 24, after the metal wire 24 is fed to a required length, the rotating handle 17 is slightly pushed, the extruding plate 20 is close to the metal wire 24, the metal wire 24 can be bent continuously pushed, the rotating handle 17 is continuously pushed, the vertical pressing roller 5 drives the turntable 3 to rotate, at the moment, the extruding plate 5 firmly presses the metal wire 24 on the outer circle surface of the suspension column 10, the rotating handle 17 continuously applies force until the rotating handle 17 touches the first upright column 6, the rotating handle 6 can be bent along the surface, then the rotating handle 17 is separated from the rotating handle 17, the rotating handle is completely from the rotating handle is pulled out of the rotating handle, the rotating handle 8, the rotating handle is completely and the rotating handle is completely, the rotating handle is completely separated from the rotating handle is completely, and the rotating handle is safely pulled, and the rotating handle is safely, and the rotating handle can be safely pulled.

The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a curved system device of fire extinguisher safety pin, includes base, support, revolving stage, its characterized in that, the base upper end is equipped with revolving stage, support, the revolving stage is relative the base can free rotation, the revolving stage upper end is equipped with upright compression roller, upright compression roller can free rotation relative the revolving stage, upright compression roller one side is equipped with the stripper plate, upright compression roller opposite side is equipped with the rotation handle, support one side is equipped with the second limiting plate, the support upper end is equipped with a suspension strut, the suspension strut with the revolving stage is coaxial, the suspension strut with a working gap has been reserved respectively between the second limiting plate and the upright compression roller.

2. The fire extinguisher safety pin bending device according to claim 1, wherein the upper end of the base is provided with a turntable base, the center of the upper end of the turntable base is provided with a second upright post, and the second upright post is sleeved with the turntable.

3. A fire extinguisher safety pin bending apparatus according to claim 1, wherein: the rotary table is characterized in that a sliding groove is formed in the upper end of the rotary table along the radial direction, a sliding block is arranged in the sliding groove, a vertical threaded hole is formed in the upper end of the sliding block, a bolt is arranged in the threaded hole to fix the sliding block at different working positions of the sliding groove, a third stand column is arranged on one side, close to the circle center of the rotary table, of the upper end of the sliding block, and a vertical compression roller is sleeved on the third stand column.

4. A fire extinguisher safety pin bending apparatus according to claim 1 or 3, wherein: the rotary handle is in a 7 shape horizontally and horizontally arranged and comprises a handle and a connecting rod, and the connecting rod connects the vertical compression roller with the handle.

5. A fire extinguisher safety pin bending apparatus according to claim 1, wherein: the support comprises a first upright post and a top plate, wherein a first limiting plate is arranged on one side of the middle of the first upright post, a second limiting plate is arranged on the other side of the middle of the first upright post, and a limiting groove along the tangential direction of the outer circle of the suspension post is formed in the upper end of the first limiting plate.

6. The fire extinguisher safety pin bending apparatus according to claim 5, wherein: the top plate is fixedly connected to the upper end of the first upright column, a vertical through hole is formed in the top plate, a threaded connection section capable of being inserted into the vertical through hole is arranged at the upper end of the suspension column, and the top plate and the suspension column can be fixed by means of a nut.

7. A fire extinguisher safety pin bending apparatus according to claim 1, wherein: the base is provided with a plurality of vertical first through holes.

8. A fire extinguisher safety pin bending apparatus according to claim 3, wherein: the sliding groove is of an inverted T-shaped structure, the sliding block is I-shaped, and the sliding block is embedded into the sliding groove.