CN220030124U - Manual cutting and rubbing device - Google Patents

Abstract

The utility model relates to the technical field of fire rescue equipment, in particular to a manual cutting and rubbing device which comprises a cutting and rubbing knife, wherein one end of the cutting and rubbing knife is rotationally connected with a main pin shaft, the inside of the main pin shaft is fixedly connected with a supporting sleeve, two ends of the supporting sleeve are in threaded connection with locking nuts, the inside of the supporting sleeve is movably connected with a connecting rod, one end of the main pin shaft is fixedly connected with a grabbing handle, the side face of the grabbing handle is fixedly connected with a front rod, one end of the front rod is fixedly connected with a main body frame, the inside of the main body frame is movably connected with a piston rod, the improved manual cutting and rubbing device is stable in product, simple to operate, does not need a power supply, a motor and combines manual hydraulic functions, can be slotted and expanded, is quite simple in reversing operation, only needs a handle, three gears are used for controlling cutting, expanding and pressure releasing functions, forward pushing is cutting, middle pressure releasing, backward pulling is expanding, is a narrow space, high altitude and slope, rescue operation can be completed, and rescue efficiency is improved.

Description

Manual cutting and rubbing device

Technical Field

The utility model relates to the technical field of fire rescue equipment, in particular to a manual cutting and rubbing device.

Background

The manual hydraulic shearing and expanding device in the prior art is generally composed of a hydraulic manual pump and a hydraulic shearing and expanding device, and the hydraulic shearing and expanding device is matched with a motor pump, an electric pump or a manual pump, can perform shearing or expanding, has expanding and dragging functions when fire, traffic accidents and earthquake disasters occur, can be used for prying a door open, supporting or moving heavy objects, separating metal or nonmetal structures and the like, has shearing and clamping functions and can be used for shearing structures such as a reinforced bar guardrail, a door frame, a cable and a car frame, can rapidly rescue victims trapped in a limited environment or rescue victims in a dangerous environment, and is a necessary breaking and disassembling tool for fire fighting, traffic police, industrial and mining enterprises and other rescue departments.

When the existing product works, after the existing product is continuously used for a certain time, the temperature of hydraulic oil can be increased, the pressure drop can be influenced, the shearing and expanding force is also reduced, the high-pressure breaking and dismantling work can not be completed, and meanwhile, the aim of shearing and dismantling can not be well completed because the geographical environment and the field space for rescue breaking and dismantling are limited, and the position of the clamp head can not be rotationally regulated in the fire fighting and dismantling rescue process.

The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. after the hydraulic oil is continuously used for a certain time, the temperature of the hydraulic oil is increased, the pressure is affected to be reduced, the shearing and expanding force is reduced, and the high-pressure breaking and dismantling work can not be completed; 2. because of the limitation of the geographical environment and the field space of the rescue, the position of the clamp head cannot be adjusted in a rotating way in the firefighting rescue process, so that the shearing and dismantling targets cannot be completed well.

Disclosure of Invention

The utility model aims to provide a manual cutting and rubbing device, which solves the problems that the temperature of hydraulic oil in the background technology is increased, the pressure is affected to be reduced, the cutting and rubbing force is reduced, and the position of a clamp head cannot be adjusted in a rotating way, so that the cutting and rubbing target cannot be completed well. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a manual formula is cut and is drawn ware, includes cuts and expands the sword, the one end that cuts and expands the sword rotates and is connected with the kingpin axle, the inside fixedly connected with supporting sleeve of kingpin axle, the both ends threaded connection of supporting sleeve has lock nut, the inside swing joint of supporting sleeve has the connecting rod, the one end fixedly connected with of kingpin axle grabs the handle, the side fixedly connected with front rod of grabbing the handle, the one end fixedly connected with main part frame of front rod, the inside swing joint of main part frame has the piston rod, the both sides rotation of piston rod is connected with the uide bushing, the fixed surface of main part frame is connected with the connecting pin, the inside rotation of connecting pin is connected with the control lever, the one end fixedly connected with power pole of main part frame, the one end fixedly connected with valve barrel of power pole, the inside rotation of valve barrel is connected with montant, the parallel arrangement of one end side of montant has the horizontal pole.

Further preferably, one side of the shearing and expanding knife is internally provided with a saw tooth structure, the other side of the shearing and expanding knife is internally provided with a groove structure, and the side face of the shearing and expanding knife is provided with a multi-section vertical groove structure.

Further preferably, a cross beam structure is arranged between the grab handle and the main pin shaft, and a threaded hole structure is arranged inside the main pin shaft.

Further preferably, an oil storage cavity spring structure is arranged between the piston rod and the main body frame.

Further preferably, the connecting pin is provided with a vertical hole and is respectively connected with the piston rod cabin and the connecting rod cabin.

Further preferably, the vertical rod and the horizontal rod are fixedly connected with the inner rotating rod of the valve sleeve.

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

according to the utility model, the product is stable, the operation is simple, a power supply, a motor and a gasoline engine are not needed, the hydraulic function is manually completed, no pipe exists, meanwhile, the pressure of the product is 65 megapascals, and the aims of shearing the outer diameter 26 of the Q235 round steel and the thickness of the steel plate 12 are fulfilled.

According to the utility model, the operation rod can be used for slotting and expanding, the reversing operation is very simple, only one handle is needed, three gears are used for controlling the scissors, the expansion and decompression functions are realized, the forward pushing is the scissors, the middle decompression is realized, the backward pulling is realized, and the rescue operation can be completed in a narrow space, high altitude and a slope, so that the rescue efficiency is improved.

Drawings

FIG. 1 is a schematic side view of a three-dimensional structure of the present utility model;

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

fig. 3 is a schematic side view of the internal structure of the present utility model.

In the figure: 1. shearing and expanding the cutter; 2. a main pin shaft; 3. a support sleeve; 4. a lock nut; 5. a connecting rod; 6. a grip; 7. a front rod; 8. a main body frame; 9. a piston rod; 10. a guide sleeve; 11. a connecting pin; 12. a control lever; 13. a power lever; 14. a valve sleeve; 15. a vertical rod; 16. a cross bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the manual shearing and rubbing device comprises a shearing and expanding knife 1, one end of the shearing and expanding knife 1 is rotationally connected with a main pin shaft 2, the inside of the main pin shaft 2 is fixedly connected with a supporting sleeve 3, two ends of the supporting sleeve 3 are in threaded connection with a locking nut 4, the inside of the supporting sleeve 3 is movably connected with a connecting rod 5, one end of the main pin shaft 2 is fixedly connected with a grabbing handle 6, the side face of the grabbing handle 6 is fixedly connected with a front rod 7, one end of the front rod 7 is fixedly connected with a main body frame 8, the inside of the main body frame 8 is movably connected with a piston rod 9, two sides of the piston rod 9 are rotationally connected with guide sleeves 10, the surface of the main body frame 8 is fixedly connected with a connecting pin 11, the inside of the connecting pin 11 is rotationally connected with a control rod 12, one end of the main body frame 8 is fixedly connected with a power rod 13, one end of the power rod 13 is fixedly connected with a valve sleeve 14, the inside of the valve sleeve 14 is rotationally connected with a vertical rod 15, and one end side face of the vertical rod 15 is parallelly arranged with a cross rod 16.

In this embodiment, as shown in fig. 1, one side of the shearing and expanding knife 1 is internally provided with a saw tooth structure, the other side of the shearing and expanding knife is internally provided with a groove structure, and the side surface of the shearing and expanding knife 1 is provided with a multi-section vertical groove structure, and it is to be noted that the objects can be disassembled and sheared through the saw tooth structure, the weight of the front part of the object can be reduced through the groove structure, and meanwhile, the vertical groove structures on two sides can support and expand the rescue target space.

In this embodiment, as shown in fig. 1 and 2, a beam structure is formed between the grip 6 and the main pin shaft 2, and a threaded hole structure is formed inside the main pin shaft 2, and the grip 6 can be fixed together while the main pin shaft 2 is fixed through the threaded hole structure by the beam structure.

In this embodiment, as shown in fig. 3, an oil storage chamber spring structure is provided between the piston rod 9 and the main body frame 8, and it should be noted that the piston movement and the return can be performed by the oil storage chamber spring structure.

In this embodiment, as shown in fig. 1, the connecting pin 11 is provided with a vertical hole and is connected with the cabin of the piston rod 9 and the cabin of the connecting rod 5, and it should be noted that, through the vertical hole structure, the air exhaust and pressure relief can be performed, and meanwhile, through stirring the control rod 12, an operator can use the vertical rod 15 and the cross rod 16 to perform pressurization, and then achieve the effects of shearing and expanding.

In this embodiment, as shown in fig. 3, the vertical rod 15 and the horizontal rod 16 are fixedly connected with the inner rotating rod of the valve sleeve 14, and it should be noted that the vertical rod 15 and the horizontal rod 16 can use the valve sleeve 14 to achieve the pressurizing effect to ensure the construction angle.

The application method and the advantages of the utility model are as follows: when the manual clipper is used, the working process is as follows:

as shown in fig. 1, fig. 2 and fig. 3, the product is composed of high pressure and low pressure, the grab handle 6 is held, the vertical rod 15 and the cross rod 16 are used for pressurizing downwards, when an object is not sheared and expanded, the high pressure and low pressure work is faster, the control rod 12 of the connecting pin 11 is stirred to adjust an operation mode, when the object is sheared and expanded, according to the increase of pressure, the low pressure is automatically depressurized, the high pressure work is carried out, so that the operation is easier, meanwhile, the shearing and expanding knife 1 is synchronously driven by the connecting rod 5 and the piston rod 9 along the supporting sleeve 3 of the main pin shaft 2, two using handles of the product are designed according to the combination of the lever principle and an actual product, the two using handles are more handy to use together with the valve sleeve 14, and the shearing and expanding knife 1 is designed with 360-degree universal rotation.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The manual shearing and rubbing device comprises a shearing and expanding knife (1), and is characterized in that: the utility model discloses a scissors expands one end of sword (1) and rotates and be connected with king pin axle (2), the inside fixedly connected with supporting sleeve (3) of king pin axle (2), the both ends threaded connection of supporting sleeve (3) has lock nut (4), the inside swing joint of supporting sleeve (3) has connecting rod (5), the one end fixedly connected with of king pin axle (2) grabs handle (6), the side fixedly connected with front rod (7) of grabbing handle (6), the one end fixedly connected with main part frame (8) of front rod (7), the inside swing joint of main part frame (8) has piston rod (9), the both sides rotation of piston rod (9) is connected with uide bushing (10), the surface fixedly connected with connecting pin (11) of main part frame (8), the inside rotation of connecting pin (11) is connected with control rod (12), the one end fixedly connected with power rod (13) of main part frame (8), the one end fixedly connected with valve pocket (14) of power rod (13), the inside rotation of grabbing handle (6) has connecting rod (9) piston rod (9), the montant side parallel arrangement of montant (15).

2. The manual clipper of claim 1, wherein: one side of the shearing and expanding knife (1) is internally provided with a saw tooth structure, the other side of the shearing and expanding knife is internally provided with a groove structure, and the side face of the shearing and expanding knife (1) is provided with a multi-section vertical groove structure.

3. The manual clipper of claim 1, wherein: a cross beam structure is arranged between the grab handle (6) and the main pin shaft (2), and a threaded hole structure is arranged in the main pin shaft (2).

4. The manual clipper of claim 1, wherein: an oil storage cavity spring structure is arranged between the piston rod (9) and the main body frame (8).

5. The manual clipper of claim 1, wherein: the connecting pin (11) is provided with a vertical hole and is respectively connected with the cabin of the piston rod (9) and the cabin of the connecting rod (5).

6. The manual clipper of claim 1, wherein: the vertical rod (15) and the transverse rod (16) are fixedly connected with the inner rotating rod of the valve sleeve (14).