CN216543759U

CN216543759U - Small-size chain saw convenient to dismouting

Info

Publication number: CN216543759U
Application number: CN202122934796.6U
Authority: CN
Inventors: 王亮; 邓方天; 郑华平; 戎璐璐
Original assignee: Zhejiang Liangye Group Co ltd
Current assignee: Zhejiang Liangye Group Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-17
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of cutting tools, in particular to a small chain saw convenient to disassemble and assemble. The technical scheme comprises the following steps: casing and handle, the handle is installed to the bottom of the casing, there is the battery handle bottom through slide rail slidable mounting, the motor is installed to inside one side of casing, surface mounting has location bearing C behind the casing inside, surface mounting has location bearing B before the casing inside, the front cover is installed to one side that the casing front surface deviates from the motor, surface mounting has the nut behind the front cover, the inside bolt hole that is equipped with of front cover, surface mounting has the buckle before the front cover, the front cover front surface is located one side of buckle and has the bolt lid through the dead lever joint, surface mounting has the baffle behind the front cover, the saw chain has been cup jointed to the baffle surface. The utility model is convenient to be held by a single hand for operation with longer depth, is suitable for field operation, can disassemble the guide plate and the saw chain by rotating the bolt, is convenient to carry and improves the safety.

Description

Small-size chain saw convenient to dismouting

Technical Field

The utility model relates to the technical field of cutting tools, in particular to a small chain saw convenient to disassemble and assemble.

Background

The chain saw, also called as chain saw, is a hand saw powered by gasoline engine, mainly used for lumbering and building timber, and its working principle is that the shearing action is carried out by the transverse movement of the staggered L-shaped blades on the saw chain. The chain saw is generally divided into a motor chain saw, a non-motor chain saw and the like, along with the continuous development of science and technology and the continuous change of social requirements, the shape of the chain saw is continuously changed, for example, the chain saw is driven by electric power instead of gasoline, and the energy conservation and environmental protection are facilitated.

Through the massive search, the single-hand chain saw in the prior art is found to increase the moment arm of force of the knob by rotating the knob cover, such as a single-hand electric chain saw disclosed in the publication No. CN211440320U, so that the guide plate is fastened and released more easily, and meanwhile, the buckle and the magnetic attraction assembly are arranged to prevent the knob cover from being opened accidentally, so that the single-hand electric chain saw has the advantage of convenience in use.

The mini chain saw or the single-hand electric saw of current, for guaranteeing the stability of baffle and saw chain, with baffle and saw chain fixed mounting inside the electric saw, it is comparatively inconvenient to the maintenance and the change of baffle and saw chain, and the volume is great when carrying, and inconvenient accomodating, for this reason, we provide a small-size chain saw of dismouting of being convenient for to improve equipment's security and convenience.

Disclosure of Invention

The utility model aims to provide a small chain saw convenient to disassemble and assemble, which has the advantages of being convenient to disassemble and assemble a guide plate and a saw chain and solves the problem that an electric saw is too large in size and inconvenient to carry.

In order to achieve the purpose, the utility model provides the following technical scheme: a small chain saw convenient to disassemble and assemble comprises a machine shell and a handle, wherein the handle is arranged at the bottom of the machine shell, the bottom of the handle is provided with a storage battery in a sliding way through a sliding rail, one side inside the shell is provided with a motor, the rear surface in the shell is provided with a positioning bearing C, the front surface in the shell is provided with a positioning bearing B, a front cover is arranged on one side of the front surface of the shell, which is far away from the motor, a screw cap is arranged on the rear surface of the front cover, a bolt hole is arranged in the front cover, a buckle is arranged on the front surface of the front cover, a bolt cover is clamped on one side of the front surface of the front cover, which is positioned on the buckle, through a fixed rod, a guide plate is arranged on the rear surface of the front cover, a saw chain is sleeved on the outer surface of the guide plate, sawteeth are arranged on the outer side of the saw chain, one side that the baffle is inside to be close to the motor is equipped with the fixed slot, baffle inside is located fixed slot top and below position department and is equipped with the locating hole.

Preferably, a battery buckle is installed on one side of the top of the storage battery, and a conductive column is installed on the other side of the top of the storage battery. The storage battery can be taken out by pressing the battery button, so that the storage battery can be conveniently charged or carried independently.

Preferably, the output end of the motor is sleeved with a positioning bearing A, the output end of the motor is positioned outside the positioning bearing A and is provided with a gear B, and the gear B is meshed with the fluted disc. The positioning bearing A is fixedly arranged inside the machine shell, so that the stability of the gear B and the fluted disc inside the equipment is improved when the equipment works.

Preferably, the positioning bearing B and the positioning bearing C are in rotary connection through a fluted disc shaft, a fluted disc is sleeved on the outer surface of the fluted disc shaft, the fluted disc shaft is located on the outer side of the positioning bearing B and is provided with a gear A, and the gear A is meshed with the saw chain. When the motor is output, the gear A is driven to rotate through the fluted disc, the gear A drives the saw chain to move, and the positioning bearing B and the positioning bearing C are fixedly arranged inside the shell so as to improve the stability of the gear B and the fluted disc.

Preferably, the front cover is inserted with a bolt inside the bolt hole, and the bolt passes through the nut and the fixing groove and extends into the inside of the casing. The guide plate is fixed through the bolts, and the guide plate can be disassembled and assembled by taking out the bolts.

Preferably, a positioning column is installed on one side, deviating from the motor, of the interior of the machine shell, the positioning column extends to the front surface of the machine shell, and the tail end of the positioning column is located inside the positioning hole. Through setting up two reference columns, improve the stability of baffle, prevent that the baffle from rocking.

Preferably, one side of the top of the machine shell, which is far away from the motor, is provided with a scrap blocking cover, and the bottom of the machine shell is positioned at the inner side of the handle and is provided with a switch. The chip blocking cover is installed on the outer surface of the machine shell through the hexagon socket head cap screws, and the sawdust generated during operation is blocked through the chip blocking cover, so that the sawdust is prevented from splashing.

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

1. according to the utility model, the effect of conveniently dismounting the guide plate and the saw chain is achieved by arranging the front cover and the bolts, the guide plate and the saw chain can be conveniently dismounted and carried and have higher safety by opening the bolt cover outside the front cover and taking out the bolts from the front cover, and the guide plate and the saw chain are fixed by the arranged positioning columns after being mounted so as to improve the stability of the guide plate during operation.

2. The positioning bearing A, the positioning bearing B and the positioning bearing C are arranged, so that the effect of improving the stability of equipment is achieved, the positioning bearing B and the positioning bearing C are fixedly arranged in the shell, so that the two ends of the fluted disc shaft are fixed, the stability of the fluted disc is improved, the positioning bearing A and the motor are arranged in the shell, the gear B is fixed, and the stability of the gear B and the fluted disc is further improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the internal front view structure of the present invention;

FIG. 4 is a schematic view of the internal rear view structure of the present invention;

FIG. 5 is a front view of the front cover of the present invention;

FIG. 6 is a schematic front view of a bolt cover according to the present invention;

FIG. 7 is an enlarged view of A in FIG. 3 according to the present invention;

FIG. 8 is an enlarged view of B in FIG. 4 according to the present invention.

Reference numerals: 1. a guide plate; 2. a saw chain; 3. saw teeth; 4. a switch; 5. a handle; 6. a battery buckle; 7. a storage battery; 8. a housing; 9. a front cover; 10. a chip blocking cover; 11. fixing grooves; 12. a fluted disc; 13. a slide rail; 14. a conductive post; 15. a motor; 16. buckling; 17. bolt holes; 18. a bolt cover; 19. fixing the rod; 20. positioning a bearing A; 21. positioning a bearing B; 22. a gear A; 23. a positioning column; 24. a nut; 25. positioning holes; 26. a bolt; 27. a gear B; 28. a fluted disc shaft; 29. and positioning the bearing C.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-8, the utility model provides a small chain saw convenient to disassemble and assemble, which comprises a casing 8 and a handle 5, wherein the handle 5 is installed at the bottom of the casing 8, a storage battery 7 is installed at the bottom of the handle 5 in a sliding manner through a sliding rail 13, a battery buckle 6 is installed at one side of the top of the storage battery 7, a conductive post 14 is installed at the other side of the top of the storage battery 7, a motor 15 is installed at one side inside the casing 8, a positioning bearing a20 is sleeved at the output end of the motor 15, a gear B27 is installed at the output end of the motor 15, which is positioned at the outer side of the positioning bearing a20, and gear B27 and fluted disc 12 mesh mutually, and the inside rear surface of casing 8 installs location bearing C29, and the inside front surface of casing 8 installs location bearing B21, and location bearing B21 and location bearing C29 pass through fluted disc axle 28 and rotate the connection, and fluted disc axle 28 surface cover has fluted disc 12, and fluted disc axle 28 is located the location bearing B21 outside and installs gear A22, and gear A22 meshes with saw chain 2 mutually.

The front cover 9 is installed on one side that the 8 front surfaces of casing deviates from motor 15, surface mounting has nut 24 behind the front cover 9, the inside bolt hole 17 that is equipped with of front cover 9, the front cover 9 is located the inside bolt 26 that pegs graft of bolt hole 17, and bolt 26 passes nut 24 and fixed slot 11 and extends to inside the casing 8, surface mounting has buckle 16 before the front cover 9, one side that the front cover 9 front surfaces is located buckle 16 has bolt cover 18 through the 19 joints of dead lever, surface mounting has baffle 1 behind the

front cover

9, 1 surface of baffle has cup jointed chain saw 2, sawtooth 3 is installed in the 2 outsides of chain saw, the inside one side that is close to motor 15 of baffle 1 is equipped with fixed

slot

11, 1 inside of baffle is located fixed slot 11 top and below position department and is equipped with locating hole 25. The inside one side that deviates from motor 15 of casing 8 installs reference column 23, and reference column 23 extends to the 8 front surfaces of casing, and inside reference column 23 end was located locating

hole

25, 8 top of casing deviate from one side of motor 15 and install and keep off bits cover 10, 8 tops of casing will keep off bits cover 10 fixed through the hexagon socket head cap screw to in the dismouting of keeping off bits cover 10, 8 bottoms of casing are located 5 inboard positions of handle and locate to install switch 4.

The working principle of the small chain saw convenient to disassemble and assemble based on the embodiment is as follows: the storage battery 7 is arranged at the bottom of the handle 5 through the sliding rail 13 and the battery buckle 6, after the guide plate 1 is placed inside the front cover 9, the guide plate is fixed through the positioning column 23, the bolt 26 is inserted into the bolt hole 17 and screwed tightly, the switch 4 is pressed, the motor 15 outputs, the gear A22 is driven to rotate through the positioning bearing A20, the positioning bearing B21 and the positioning bearing C29 which are fixedly arranged inside the casing 8, so that the gear B27 is tightly meshed with the fluted disc 12, the stability of the gear B27 and the fluted disc 12 is improved, the fluted disc 12 is driven to rotate through the gear B27, the fluted disc shaft 28 drives the gear A22 to rotate, the inner arc design is carried out on one side of the guide plate 1 close to the gear A22, so that the gear A22 can drive the saw chain 2 to rotate when the gear A22 is positioned outside the saw chain 2, during the operation of the equipment, the generated sawdust is blocked through the sawdust blocking cover 10, after the operation is completed, the bolt cover 18 is opened, after the bolt 26 is screwed down, the guide plate 1 and the saw chain 2 can be integrally dismantled, and the scrap blocking cover 10 is synchronously detached so as to be convenient for storage and carrying, and the storage battery 7 can be detached and charged by pressing the battery buckle 6, so that the working process of the utility model is completed.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.

Claims

1. A small-sized chain saw convenient to disassemble and assemble, comprising a machine shell (8) and a handle (5), and is characterized in that: the utility model discloses a novel motor cabinet, including casing (8), handle (5) are installed to casing (8) bottom, there is battery (7) handle (5) bottom through slide rail (13) slidable mounting, motor (15) are installed to inside one side of casing (8), surface mounting has location bearing C (29) behind casing (8) inside, surface mounting has location bearing B (21) before casing (8) inside, front cover (9) are installed to one side that casing (8) front surface deviates from motor (15), surface mounting has nut (24) behind front cover (9), the inside bolt hole (17) that is equipped with of front cover (9), surface mounting has buckle (16) before front cover (9), one side that front cover (9) front surface is located buckle (16) is passed through dead lever (19) joint and is had bolt lid (18), surface mounting has baffle (1) behind front cover (9), baffle (1) surface has cup jointed saw chain (2), sawtooth (3) are installed in saw chain (2) outside, one side that baffle (1) inside is close to motor (15) is equipped with fixed slot (11), baffle (1) inside is located fixed slot (11) top and below position department and is equipped with locating hole (25).

2. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: battery knot (6) is installed to battery (7) top one side, electrically conductive post (14) are installed to battery (7) top opposite side.

3. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: the output end of the motor (15) is sleeved with a positioning bearing A (20), the output end of the motor (15) is positioned outside the positioning bearing A (20) and is provided with a gear B (27), and the gear B (27) is meshed with the fluted disc (12).

4. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: location bearing B (21) and location bearing C (29) are connected through fluted disc axle (28) rotation, fluted disc (12) have been cup jointed to fluted disc axle (28) surface, fluted disc axle (28) are located location bearing B (21) outside and install gear A (22), and gear A (22) and saw chain (2) mesh mutually.

5. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: the front cover (9) is provided with bolts (26) inserted in the bolt holes (17), and the bolts (26) penetrate through the screw caps (24) and the fixing grooves (11) and extend into the shell (8).

6. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: the motor casing (8) inside deviates from one side of motor (15) and installs reference column (23), reference column (23) extend to casing (8) front surface, and reference column (23) end is located inside locating hole (25).

7. A small-sized chain saw convenient to disassemble and assemble according to claim 1, wherein: chip blocking cover (10) is installed on one side of the top of casing (8) deviating from motor (15), and switch (4) is installed at the position of the bottom of casing (8) located on the inner side of handle (5).