CN108746827B

CN108746827B - Electric shears

Info

Publication number: CN108746827B
Application number: CN201810956170.5A
Authority: CN
Inventors: 柳斌
Original assignee: Jiangxi Dingfeng Equipment Technology Co ltd
Current assignee: Jiangxi Dingfeng Equipment Technology Co ltd
Priority date: 2018-08-21
Filing date: 2018-08-21
Publication date: 2023-12-19
Anticipated expiration: 2038-08-21
Also published as: CN108746827A

Abstract

The invention relates to the technical field of shearing equipment, and discloses an electric shearing device, which comprises a shearing device body, wherein two connecting pipe fittings are movably sleeved at one end of the shearing device body, connecting steel plates are respectively and movably sleeved at one ends of the connecting pipe fittings, which are far away from the shearing device body, shearing blades are fixedly connected at one ends of the connecting steel plates, which are far away from the connecting pipe fittings, and clamping plates are movably sleeved at the outer parts of one ends of the connecting pipe fittings. This electric shears, it is rotatory with the position centre of a circle through two revolving tubes, the angle of adjustable regulation pipe and shears body utilizes the inside of regulation pipe to remove at the revolving tube, the interval of adjustable balanced grab handle and shears body to be convenient for the rescue personnel use or when shearing lower article in narrow and small space, need not to extend the hand and to hold balanced grab handle, make rescue personnel operation in-process feel comfortable, do not influence rescue personnel's work efficiency.

Description

Electric shears

Technical Field

The invention relates to the technical field of shearing equipment, in particular to an electric shearing machine.

Background

The electric shears are integrated hydraulic breaking and dismantling tools and are used for rescue operation of shearing, the battery is used for supplying power, no cable is needed, no external power is needed, and the electric shears are convenient for rescue workers to carry, so that the electric shears are widely applied to rescue and rescuing operation in the field and other environments and are primary equipment for breaking and dismantling rescue

However, the balance handle of the existing electric shears is fixed and cannot be adjusted, when a rescuer uses in a narrow space or shears lower articles, the electric shears cannot be horizontally placed, the rescuer needs to stretch one hand to hold the handle, so that the rescuer feels uncomfortable in the operation process, the working efficiency of the rescuer can be influenced, the cutting edge of the shearing blade can be worn after the electric shears are used for a period of time, the shearing blade of the existing electric shears is fixed, and all shearing parts of the electric shears need to be detached when the electric shears are replaced, so that the shearing blade is troublesome to replace.

Disclosure of Invention

The invention provides an electric cutter, which has the advantages that a balance handle is convenient to adjust and is convenient to replace a cutting knife, and solves the problems that the balance handle of the traditional electric cutter is fixed and cannot be adjusted, a rescuer cannot horizontally place the electric cutter when using the electric cutter in a narrow space or cutting lower articles, the rescuer needs to stretch one hand to hold the handle, so that the rescuer feels uncomfortable in the operation process, the working efficiency of the rescuer is possibly affected, the cutting edge of the cutting knife is worn after the electric cutter is used for a period of time, the cutting knife of the traditional electric cutter is fixed, and the cutting part of the electric cutter needs to be completely disassembled during replacement, so that the cutting knife is troublesome to replace.

The invention provides the following technical scheme: the utility model provides an electric shears, includes the shears body, the one end movable sleeve of shears body is equipped with two connection pipe fittings, two the one end that the shears body was kept away from to the connection pipe fitting is the movable sleeve connection steel sheet respectively, the one end fixedly connected with shear knife that the connection pipe fitting was kept away from to the connection steel sheet, the outside activity of connection pipe fitting one end has cup jointed splint, the middle part activity of splint has cup jointed two bolts, the one end through connection steel sheet of bolt and screw thread have cup jointed the fixation nut that is located the connection pipe fitting opposite side, one side fixedly connected with fixed sill bar of the bottom of shears body, the equal fixedly connected with fixed block in both sides at fixed sill bar top, two the side of fixed block is fixed to have cup jointed the locating shaft respectively, two the one end that the fixed block was kept away from to the locating shaft is the side activity cup jointed with the shears body respectively, two the middle part of locating shaft has the swivelling tube, two the top of swivelling tube has the movable sleeve joint pipe respectively, two the top fixedly connected with balanced grab handle of swivel tube, the bottom fixedly connected with of swivel tube is located the fixed connection steel wire inside adjusting device and has the fixed bolster, the top end fixedly connected with wire reel, the wire reel is located the inside the fixed connection wire reel.

Preferably, one end of the clamping rod far away from the driven plate is an inclined plane, and one end of the clamping rod is movably sleeved with the side face of the moving pipe.

Preferably, the adjusting device comprises a moving tube, the bottom fixed connection of moving tube and swivelling tube, and the outside of moving tube and the inner wall contact of locating shaft, the inside one side movable sleeve of moving tube is equipped with the passive plate, the side fixedly connected with draw-in lever of passive plate, the draw-in lever extends to the outside of moving tube, the top fixedly connected with of moving tube inner chamber is located the wire piece of passive plate one side, the top fixedly connected with first spring of wire piece side, the one end that the wire piece was kept away from to first spring and the side fixed connection of passive plate.

Preferably, the splint is made of spring steel, and the length of the splint is equal to the length of the connecting pipe fitting.

Preferably, the inner wall of the rotary tube is contacted with the outer edge of the moving tube, the side surface of the inner cavity of the rotary tube is provided with a latch on the vertical direction, the latch of the inner cavity of the rotary tube is clamped with one end of the clamping rod, and the latch of the inner wall of the rotary tube is not contacted with the side surface of the moving tube.

Preferably, the top of the adjusting pipe is provided with a sliding groove, the sliding groove on the adjusting pipe is matched with the pull shaft, two ends of the pull shaft are respectively movably sleeved with a baffle plate positioned at one side of the two adjusting pipes, and the side surfaces of the baffles at two ends of the pull shaft are contacted with the side surfaces of the adjusting pipes.

Preferably, one end of the steel wire away from the movable block sequentially bypasses the wire shaft and the wire block and is fixedly connected with the side face of the passive plate, and two ends of the steel wire are movably sleeved with the second spring and the first spring respectively.

The invention has the following beneficial effects:

1. this electric shears, it is rotatory with the position centre of a circle through two revolving tubes, the angle of adjustable regulation pipe and shears body utilizes the inside of regulation pipe to remove at the revolving tube, the interval of adjustable balanced grab handle and shears body to be convenient for the rescue personnel use or when shearing lower article in narrow and small space, need not to extend the hand and to hold balanced grab handle, make rescue personnel operation in-process feel comfortable, do not influence rescue personnel's work efficiency.

2. This electric shears through loosening fixation nut to take down bolt and splint in proper order, thereby can take out the shearing sword, and change new shearing sword, and utilize splint to clip the connecting tube spare, fix through bolt and fixation nut, ensure the firm of shearing sword, do not need to dismantle the shearing position component of whole shears body, the shearing sword is changed to the user of being convenient for, make electric shears's practicality improve.

3. This electric shears is through the elasticity effect of first spring for the one end of kelly under the normality with the card tooth joint on the swivelling tube inner wall, thereby fixed moving tube, and then fixed the adjusting tube, utilizes the upward movement of pull shaft simultaneously, makes wire pulling kelly leave the card tooth on the swivelling tube inner wall, and the user of being convenient for adjusts the position of balanced grab handle according to the scene environment, the use of convenience of customers.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a bottom view of the structure of the present invention;

FIG. 3 is a side view of a fixed bottom bar of the present invention;

FIG. 4 is an enlarged schematic view of a portion of the structure of the present invention at A;

fig. 5 is a schematic view of a structural splint according to the present invention.

In the figure: 1. a cutter body; 2. connecting the pipe fittings; 3. connecting steel plates; 4. a shearing knife; 5. a clamping plate; 6. a bolt; 7. a fixing nut; 8. fixing a bottom rod; 9. a fixed block; 10. positioning a shaft; 11. a rotating tube; 12. an adjusting tube; 13. a balance handle; 14. an adjusting device; 141. a moving tube; 142. a passive plate; 143. a clamping rod; 144. a wire block; 145. a first spring; 15. pulling a shaft; 16. a steel wire; 17. a moving block; 18. a second spring; 19. and a wire shaft.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, an electric cutter comprises a cutter body 1, wherein one end of the cutter body 1 is movably sleeved with two connecting pipe fittings 2, one end of a scissor part of the existing electric cutter is replaced by the connecting pipe fittings 2, when the scissor is replaced, only the scissor 4 at one end of the connecting pipe fittings 2 is required to be taken down, the whole scissor part of the electric cutter is not required to be disassembled, one ends of the two connecting pipe fittings 2, which are far away from the cutter body 1, are respectively movably sleeved with a connecting steel plate 3, one ends of the connecting steel plates 3, which are far away from the connecting pipe fittings 2, are fixedly connected with the scissor 4, the outer part of one end of the connecting pipe fittings 2 is movably sleeved with a clamping plate 5, the clamping plate 5 is made of spring steel, the length of the clamping plate 5 is equal to the length of the connecting pipe fittings 2, the top and the bottom of the connecting pipe fittings 2 are clamped by the toughness of the spring steel, so that a bolt 6 and a fixing nut 7 are convenient to cooperate, the connecting steel plate 3 is fixed, thereby ensuring good fixing effect of the shearing knife 4, two bolts 6 are movably sleeved at the middle part of the clamping plate 5, one end of each bolt 6 penetrates through the connecting steel plate 3 and is in threaded sleeve connection with a fixing nut 7 positioned at the other side of the connecting pipe fitting 2, one side of the bottom of the shearing machine body 1 is fixedly connected with a fixing bottom rod 8, both sides of the top of the fixing bottom rod 8 are fixedly connected with fixing blocks 9, the side surfaces of the two fixing blocks 9 are respectively fixedly sleeved with a positioning shaft 10, one end of the two positioning shafts 10 far away from the fixing blocks 9 is respectively movably sleeved with the side surface of the shearing machine body 1, the middle parts of the two positioning shafts 10 are respectively movably sleeved with a rotary pipe 11, the inner wall of the rotary pipe 11 is contacted with the outer edge of the moving pipe 141, stable movement of the regulating pipe 12 in the rotary pipe 11 is ensured, the side surface of the inner cavity of the rotary pipe 11 is provided with clamping teeth in the vertical direction, the latch of the inner cavity of the rotary tube 11 is clamped with one end of the clamping rod 143, the latch of the inner wall of the rotary tube 11 is not contacted with the side surface of the moving tube 141, the top ends of the two rotary tubes 11 are respectively and movably sleeved with the regulating tubes 12, the tops of the regulating tubes 12 are provided with sliding grooves, the sliding grooves on the regulating tubes 12 are matched with the pull shafts 15, the two ends of the pull shafts 15 are respectively and movably sleeved with baffle plates positioned at one side of the two regulating tubes 12, the side surfaces of the baffle plates at the two ends of the pull shafts 15 are contacted with the side surfaces of the regulating tubes 12, so that the pull shafts 15 drive the steel wires 16 to move upwards, the clamping rod 143 is separated from the latch on the inner wall of the rotary tube 11 to regulate the total length of the rotary tube 11 and the regulating tubes 12, the top ends of the two regulating tubes 12 are fixedly connected with the balance handles 13, the bottom ends of the rotary tube 11 are fixedly connected with the regulating devices 14 positioned in the positioning shafts 10, the regulating devices 14 comprise the moving tube 141, the movable tube 141 is fixedly connected with the bottom end of the rotary tube 11, the outside of the movable tube 141 is contacted with the inner wall of the positioning shaft 10, one side of the inside of the movable tube 141 is movably sleeved with a passive plate 142, the side surface of the passive plate 142 is fixedly connected with a clamping rod 143, one end of the clamping rod 143 far away from the passive plate 142 is an inclined surface, one end of the clamping rod 143 is movably sleeved with the side surface of the movable tube 141, the clamping rod 143 extends to the outside of the movable tube 141, the top of the inner cavity of the movable tube 141 is fixedly connected with a wire block 144 positioned at one side of the passive plate 142, the top of the side surface of the wire block 144 is fixedly connected with a first spring 145, one end of the first spring 145 far away from the wire block 144 is fixedly connected with the side surface of the passive plate 142, the elastic force of the first spring 145 is utilized to enable the clamping rod 143 to be clamped with the clamping teeth of the inner wall of the rotary tube 11 in a normal state, thereby fixing the regulating tube 12, when a user needs to incline the cutter body 1, the user cannot feel uncomfortable when the user needs to extend and hold the balance grab handle 13, the top end of the adjusting device 14 is movably sleeved with the pull shaft 15 positioned between the balance grab handle 13 and the rotary tube 11, two sides of the bottom of the pull shaft 15 are fixedly connected with the steel wire 16 positioned in the adjusting tube 12, one end of the steel wire 16, far away from the moving block 17, sequentially bypasses the wire shaft 19 and the wire block 144 and is fixedly connected with the side face of the driven plate 142, two ends of the steel wire 16 are respectively movably sleeved with the second spring 18 and the first spring 145, the pull shaft 15 moves upwards, the steel wire 16 drives the driven plate 142 to move to one side of the moving tube 141, the clamping rod 143 can be separated from the adjusting teeth on the inner wall of the rotary tube 11, the moving block 17 is fixedly sleeved on the steel wire 16, the top end of the moving block 17 is fixedly connected with the second spring 18, the top end of the second spring 18 is fixedly connected with the bottom of the pull shaft 15, and the bottom of the inner cavity of the tube 12 is fixedly sleeved with the wire shaft 19.

The working principle is that firstly, when the cutter body 1 is used in a narrow space or used for cutting lower articles, one hand holds the balance grab handle 13, the balance grab handle 13 is rotated by the rotary tube 11 by taking the positioning shaft 10 as the center of a circle, the adjusting tube 12 and the balance grab handle 13 are in a vertical state, then, the steel wire 16 is driven by the upward moving pull shaft 15 to move the passive plate 142, the clamping rod 143 is separated from the clamping teeth on the inner wall of the rotary tube 11, the adjusting tube 12 is moved, the total length of the rotary tube 11 and the adjusting tube 12 is controlled, finally, the fixing nut 7 is loosened, the bolt 6 and the clamping plate 5 are sequentially removed, so that the shearing knife 4 can be pulled out, the connecting steel plate 3 on the new shearing knife 4 is inserted into the connecting tube 2, the connecting tube 2 is clamped by the clamping plate 5, and the connecting tube 6 and the fixing nut 7 are fixed by the bolt 6.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electric shears comprises a shears body (1), and is characterized in that: two connecting pipe fittings (2) are movably sleeved at one end of the cutter body (1), two connecting pipe fittings (2) are movably sleeved at one end of the cutter body (1) away from, respectively, a connecting steel plate (3) is movably sleeved at one end of the connecting pipe fittings (2), a shearing knife (4) is fixedly connected at one end of the connecting steel plate (3) away from, a clamping plate (5) is movably sleeved at the outer part of one end of the connecting pipe fittings (2), two bolts (6) are movably sleeved at the middle part of the clamping plate (5), a fixing nut (7) positioned at the other side of the connecting pipe fittings (2) is movably sleeved at one end of the bolts (6) in a penetrating manner, a fixing bottom rod (8) is fixedly connected at one side of the bottom of the cutter body (1), a fixing block (9) is fixedly connected at two sides of the top of the fixing bottom rod (8), a locating shaft (10) is fixedly sleeved at one side of the fixing block (9) respectively, one ends of the locating shaft (10) are movably sleeved at the side of the cutter body (1) respectively, two locating shafts (10) are movably sleeved at the side of the cutter body (1), two adjusting shafts (11) are rotatably sleeved at the top ends of two adjusting pipes (12) respectively, two adjusting pipes (12) are rotatably movably sleeved at the top ends of the adjusting shafts (12), the bottom end of the rotary pipe (11) is fixedly connected with an adjusting device (14) positioned in the positioning shaft (10), the top end of the adjusting device (14) is movably sleeved with a pull shaft (15) positioned between the balance grab handle (13) and the rotary pipe (11), both sides of the bottom of the pull shaft (15) are fixedly connected with steel wires (16) positioned in the adjusting pipe (12), the steel wires (16) are fixedly sleeved with moving blocks (17), the top ends of the moving blocks (17) are fixedly connected with a second spring (18), the top ends of the second spring (18) are fixedly connected with the bottom of the pull shaft (15), and the bottom of the inner cavity of the adjusting pipe (12) is fixedly sleeved with a guide wire shaft (19);

the adjusting device (14) comprises a moving pipe (141), the bottom end of the moving pipe (141) is fixedly connected with the bottom end of the rotating pipe (11), the outer part of the moving pipe (141) is in contact with the inner wall of the positioning shaft (10), a passive plate (142) is movably sleeved on one side of the inner part of the moving pipe (141), a clamping rod (143) is fixedly connected to the side face of the passive plate (142), the clamping rod (143) extends to the outer part of the moving pipe (141), a wire block (144) positioned on one side of the passive plate (142) is fixedly connected to the top of the inner cavity of the moving pipe (141), a first spring (145) is fixedly connected to the top of the side face of the wire block (144), one end, far away from the wire block (144), of the clamping rod (143) is an inclined face, and one end, far away from the passive plate (142), of the clamping rod (143) is movably sleeved on the side face of the moving pipe (141).

The splint (5) is made of spring steel, and the length of the splint (5) is equal to that of the connecting pipe fitting (2).

2. An electric shears according to claim 1, wherein: the inner wall of the rotary pipe (11) is contacted with the outer edge of the movable pipe (141), the side surface of the inner cavity of the rotary pipe (11) is provided with clamping teeth in the vertical direction, the clamping teeth of the inner cavity of the rotary pipe (11) are clamped with one end of the clamping rod (143), and the clamping teeth of the inner wall of the rotary pipe (11) are not contacted with the side surface of the movable pipe (141).

3. An electric shears according to claim 1, wherein: the top of adjusting tube (12) has seted up the spout, and the spout on adjusting tube (12) and draw axle (15) looks adaptation, draw the both ends of axle (15) and movably sleeve respectively and be located the baffle of two adjusting tube (12) one side, and draw the side of the both ends baffle of axle (15) and the side contact of adjusting tube (12).

4. An electric shears according to claim 1, wherein: one end of the steel wire (16) far away from the movable block (17) sequentially bypasses the wire shaft (19) and the wire block (144) and is fixedly connected with the side face of the passive plate (142), and two ends of the steel wire (16) are movably sleeved with the second spring (18) and the first spring (145) respectively.