Table type chain saw with safety performance

Abstract

The invention discloses a table type chain saw with safety performance. The table type chain saw comprises a base assembly. The driving assembly is arranged on the base assembly; the handle key assembly is rotationally arranged on the driving assembly; the chain saw assembly is connected with the handle key assembly and is in transmission connection with the driving assembly; the handle key assembly comprises a rotating support which is rotationally arranged on the driving assembly through at least one bearing. The connecting rod is fixedly arranged on the rotating bracket and is of a hollow L-shaped structure; the connecting handle is fixedly arranged at one end, far away from the rotating bracket, of the connecting rod; and the key is arranged on the connecting handle and is electrically connected with the driving assembly. According to the table type chain saw, the key far away from the chain saw assembly is arranged to control the driving assembly to work, and the safety performance of the table type chain saw is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of chain saws, and in particular to a table chain saw with safety performance. Background Art

[0002] As a garden power tool, chain saws are widely used in the fields of home and garden. Chain saws are garden tools that use a power device to drive the staggered L-shaped blades on the chainsaw to move horizontally to cut wood or branches.

[0003] Publication number CN219068973U provides a chain saw, comprising a housing (13), around which is formed a receiving space (13a) for receiving a motor (36); a guide plate (11), one end of which is supported by the housing (13) for supporting and guiding a chain (12); a power supply device (2), which is detachably connected to the housing (13) to provide power to the chain saw; the housing (13) comprises a detachable first cover plate (134); when the first cover plate (134) is detached, the housing (13) is formed with a first opening (1341) for opening the receiving space (13a) downward. Although the chain saw in this technical solution can realize the function of cutting wood, it requires the user to extract the chain saw for operation. Since the chain saw has a certain weight, it is more laborious for the user; although the table saw does not require the user to extract it, its buttons are generally arranged near the saw blade, which has certain safety hazards; therefore, a table chain saw with safety performance is provided to solve the above problems. Summary of the invention

[0004] One of the purposes of the present invention is to provide a table chain saw with safety performance, so as to solve the problem that the existing chain saws are laborious to use and the table saws have certain safety hazards.

[0005] The desktop chain saw with safety performance of the present invention can be realized by the following technical solutions:

[0006] The present invention discloses a table chain saw with safety performance, comprising a base assembly; a driving assembly, which is arranged on the base assembly; a handle button assembly, which is rotatably arranged on the driving assembly; a chain saw assembly, which is connected to the handle button assembly and is in transmission connection with the driving assembly;

[0007] Among them, the handle button assembly includes a rotating bracket, which is rotatably arranged on the driving assembly through at least one bearing; a connecting rod fixedly arranged on the rotating bracket, which is a hollow L-shaped structure; a connecting handle fixedly arranged on one end of the connecting rod away from the rotating bracket; and a button arranged on the connecting handle and electrically connected to the driving assembly.

[0008] In one embodiment, the table chain saw with safety performance of the present invention further includes a lubrication assembly, which is detachably connected to the handle button assembly and is in communication with the chain saw assembly.

[0009] In one embodiment, the lubrication assembly includes an oil storage bottle, which is a hollow cavity; at least one buckle arranged on the oil storage bottle and detachably connected to the handle button assembly; an oil control valve connected to the lower end of the oil storage bottle; and a lubricating oil pipe connected to the oil control valve and the chain saw assembly at both ends.

[0010] In one embodiment, the driving assembly includes a motor body; a fixed end cover fixedly arranged at one end of the motor body, which is fixedly arranged on the base assembly; a driving pinion fixedly arranged on the rotating shaft of the motor body; a transmission gearwheel rotatably arranged in the fixed end cover and meshingly connected to the driving pinion; and a transmission shaft fixedly connected to the transmission gearwheel and passing through the fixed end cover.

[0011] In one embodiment, the chain saw assembly includes a transmission sprocket fixedly disposed on the transmission shaft; an adjustment plate disposed opposite to the rotating bracket; a guide plate disposed between the adjustment plate and the rotating bracket and connected to the adjustment plate; a saw chain rotatably disposed on the guide plate and transmission-connected to the transmission sprocket; at least one connecting screw sequentially passing through the rotating bracket, the guide plate and the adjustment plate; and an adjusting screw detachably threadedly connected to the adjustment plate and in contact with the corresponding connecting screw.

[0012] In one embodiment, an oil filling port and an oil outlet hole are connected on the adjustment plate; the oil filling port is connected to the lubrication assembly; and the lower side of the oil outlet hole faces the saw chain.

[0013] In one embodiment, at least one limiting block is disposed on the adjustment plate; at least one limiting hole is disposed on the guide plate, and at least one limiting block is detachably disposed in the corresponding limiting hole.

[0014] In one embodiment, a first limiting groove is provided on the adjustment plate; a second limiting groove is provided on the adjustment plate, and a position of the second limiting groove corresponds to a position of the first limiting groove.

[0015] In one embodiment, a protective cover is movably provided above the saw chain, and one end of the protective cover is movably provided on the rotating bracket via a rotating pin.

[0016] In one embodiment, the base assembly includes a base body; and a backrest plate detachably fixedly disposed on the base body.

[0017] Compared with the prior art, the table chain saw with safety performance of the present invention has the following beneficial effects:

[0018] The desktop chain saw with safety performance of the present invention controls the operation of a motor body through a button far away from the saw chain, and drives a driving pinion, a transmission gear, a transmission shaft, and a transmission sprocket to rotate in sequence through the motor body, and then drives the saw chain to move on a guide plate through the transmission sprocket, so as to realize the wood cutting operation and effectively improve the safety performance of the desktop chain saw; by placing the wood to be cut on a base assembly for cutting operation, the problem that the existing chain saw is relatively laborious to use is effectively solved; by arranging an adjusting screw, it is convenient to tighten and replace the saw chain; at the same time, the saw chain is lubricated by the lubrication assembly, so the service life of the saw chain is improved to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a structural schematic diagram of a table chain saw with safety performance of the present invention;

[0021] Figure 2 yes Figure 1 The exploded structural diagram of a table chain saw with safety performance of the present invention is shown, which includes a driving assembly, a handle button assembly, a chain saw assembly and a lubrication assembly;

[0022] Figure 3 yes Figure 2 An exploded schematic diagram of the drive assembly shown;

[0023] Figure 4 yes Figure 2 The structural schematic diagram of the handle button assembly shown;

[0024] Figure 5 yes Figure 2 An exploded schematic diagram of the chain saw assembly shown, including an adjustment plate;

[0025] Figure 6 yes Figure 5 The structural schematic diagram of the regulating plate shown;

[0026] Figure 7 yes Figure 2 Schematic diagram of the structure of the lubrication component shown.

[0027] Indications in the figure: 10, table chain saw; 11, base assembly; 111, base body; 1111, mounting seat; 1112, adjustment slot; 1113, support foot; 112, backing plate; 12, drive assembly; 121, motor body; 122, fixed end cover; 1221, fixed seat; 123, drive pinion; 124, transmission gear; 125, transmission shaft; 1251, bearing; 13, handle button assembly; 131, rotating bracket; 1311, rotating cavity; 1312, through hole; 1313, guide block; 1314, connecting seat; 132, connecting rod; 1 33, connecting handle; 134, button; 14, chain saw assembly; 141, driving sprocket; 142, adjusting plate; 1421, oil filling port; 1422, oil outlet hole; 1423, limit block; 1424, first limit groove; 1425, adjustment hole; 143, guide plate; 1431, limit hole; 1432, second limit groove; 144, saw chain; 1441, protective cover; 145, connecting screw; 146, adjusting screw; 15, lubrication assembly; 151, oil storage bottle; 1511, oil filling cap; 152, buckle; 153, oil control valve; 154, lubricating oil pipe. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1 and Figure 2As shown, a desktop chain saw 10 with safety performance of the present invention mainly includes a base assembly 11, a driving assembly 12, a handle button assembly 13, a chain saw assembly 14 and a lubrication assembly 15; the base assembly 11 is a supporting body, and the wood to be cut is placed on the base assembly 11; the driving assembly 12 is arranged on the base assembly 11, and it provides cutting power to the chain saw assembly 14; the handle button assembly 13 is rotatably arranged on the driving assembly 12 and away from the chain saw assembly 14, so as to facilitate the safe control of the operation of the driving assembly 12; the chain saw assembly 14 is connected to the handle button assembly 13 and is transmission-connected to the driving assembly 12, and it rotates with the rotation of the handle button assembly 13, and the driving assembly 12 drives the chain saw assembly 14 to perform a cutting operation; the lubrication assembly 15 is detachably connected to the handle button assembly 13 and is in communication with the chain saw assembly 14, and it provides lubricating oil to the saw chain 144 in the chain saw assembly 14.

[0031] See also Figure 1 and Figure 2 As shown, in this embodiment, the base assembly 11 includes a base body 111 and a backing plate 112; the base body 111 is a supporting body; the backing plate 112 is detachably fixedly arranged on the base body 111, and performs a blocking operation on the wood arranged on the base body 111 to prevent the wood from rolling on the base body 111. Specifically, a plurality of mounting seats 1111 are arranged on the base body 111, and the driving assembly 12 is fixedly arranged on the base body 111 through the plurality of mounting seats 1111; an adjustment slot 1112 is arranged through the base body 111, and the installation position of the backing plate 112 on the base body 111 is adjusted through the adjustment slot 1112; a plurality of supporting feet 1113 are fixedly arranged on the lower end of the base body 111, and the base body 111 is supported by the plurality of supporting feet 1113.

[0032] See also Figure 1-Figure 3As shown, in this embodiment, the driving assembly 12 includes a motor body 121, a fixed end cover 122, a driving pinion 123, a transmission gear 124 and a transmission shaft 125; the motor body 121 is a driving body, which is electrically connected to the mains power system or a mobile power source through an electric wire; the fixed end cover 122 is fixedly arranged at one end of the motor body 121 and is fixedly arranged on the base body 111; the driving pinion 123 is fixedly arranged on the rotating shaft of the motor body 121, and rotates with the rotation of the rotating shaft of the motor body 121; the transmission gear 124 is rotatably arranged in the fixed end cover 122 and meshes and is transmission-connected with the driving pinion 123, and it and the driving pinion 123 form a deceleration structure, thereby realizing an increase in the output torque; the transmission shaft 125 is fixedly connected to the transmission gear 124 and passes through the fixed end cover 122, and it rotates with the rotation of the transmission gear 124, and the transmission shaft 125 is transmission-connected with the chain saw assembly 14, thereby driving the chain saw assembly 14 to perform a cutting operation. Specifically, a plurality of fixing seats 1221 are provided on the fixed end cover 122, and the plurality of fixing seats 1221 are respectively fixed on the corresponding mounting seats 1111 by screws, so that the driving assembly 12 is fixedly installed on the base body 111; at least one bearing 1251 is provided on the transmission shaft 125, and the handle button assembly 13 is rotatably set on the transmission shaft 125 through at least one bearing 1251; in the present embodiment, two bearings 1251 are set on the transmission shaft 125; in other embodiments, the number of bearings 1251 can be one, three, four or other plurality, and the specific number can be set according to actual needs.

[0033] See also Figure 1 , Figure 2 and Figure 4 As shown, in this embodiment, the handle button assembly 13 includes a rotating bracket 131, a connecting rod 132, a connecting handle 133 and a button 134; the rotating bracket 131 is rotatably set on the transmission shaft 125 through at least one bearing 1251; the connecting rod 132 is a hollow L-shaped structure, which is fixedly set on the rotating bracket 131, so that the rotating bracket 131 can be driven to rotate by rotating the connecting rod 132; the connecting handle 133 is fixedly set on one end of the connecting rod 132 away from the rotating bracket 131, so that the user can grasp the handle button assembly 13 conveniently; the button 134 is set on the connecting handle 133 and is electrically connected to the motor body 121, and the switch and function setting of the motor body 121 are controlled by the button 134, and the connecting wire between the button 134 and the motor body 121 is set through the connecting rod 132.

[0034] See also Figure 4As shown, specifically, a rotating cavity 1311 is provided through the rotating bracket 131, and the outer ring of at least one bearing 1251 is fixedly arranged in the rotating cavity 1311, so as to realize the rotation of the rotating bracket 131 relative to the transmission shaft 125; at least one through hole 1312 is provided through the rotating bracket 131, and the chain saw assembly 14 is connected to the rotating bracket 131 through the at least one through hole 1312; the rotating bracket 131 is provided with a guide block 1313 and a connecting seat 1314, and the guide block 1313 is used to guide the movement of the chain saw assembly 14 relative to the rotating bracket 131.

[0035] See also Figure 1 , Figure 2 and Figure 5 As shown, the chain saw assembly 14 includes a transmission sprocket 141, an adjustment plate 142, a guide plate 143, a saw chain 144, at least one connecting screw 145 and an adjusting screw 146; the transmission sprocket 141 is fixedly arranged on the transmission shaft 125, and rotates following the rotation of the transmission shaft 125; the adjustment plate 142 is arranged opposite to the rotating bracket 131; the guide plate 143 is arranged between the adjustment plate 142 and the rotating bracket 131 and is connected to the adjustment plate 142, and the distance between the guide plate 143 and the rotating bracket 131 can be adjusted by the adjustment plate 142, so that the saw chain 144 arranged on the guide plate 143 is tightened; the saw chain 144 is rotatably arranged on the guide plate 143 and is transmission-connected to the transmission sprocket 141, and the transmission The sprocket 141 drives the saw chain 144 to move on the guide plate 143, so as to cut the wood arranged on the base body 111, and the guide plate 143 guides and limits the transmission sprocket 141; at least one connecting screw 145 passes through the rotating bracket 131, the guide plate 143 and the adjusting plate 142 in sequence, and specifically, at least one connecting screw 145 passes through the rotating bracket 131 through the corresponding through hole 1312; the adjusting screw 146 is detachably threadedly connected to the adjusting plate 142 and is in contact with the corresponding connecting screw 145. The distance between the guide plate 143 and the rotating bracket 131 can be adjusted by the adjusting screw 146, so that the saw chain 144 arranged on the guide plate 143 is tightened.

[0036] See also Figure 5 and Figure 6As shown, in this embodiment, an oil filling port 1421 and an oil outlet hole 1422 are connected on the adjustment plate 142; the oil filling port 1421 is connected to the lubrication component 15; the lower part of the oil outlet hole 1422 faces the saw chain 144, and the lubricating oil in the lubrication component 15 lubricates the saw chain 144 through the oil outlet hole 1422; at least one limit block 1423 and a first limit groove 1424 are provided on the adjustment plate 142, and the adjustment plate 142 is connected to the guide plate 143 through at least one limit block 1423, and at least one connecting screw 145 passes through the first limit groove 1424 and penetrates the adjustment plate 142 and can move relative to the first limit groove 1424; an adjustment hole 1425 is also provided on the adjustment plate 142, and an adjustment screw 146 is detachably threadedly connected to the adjustment hole 1425. Specifically, at least one limiting hole 1431 is provided on the guide plate 143, and at least one limiting block 1423 is detachably arranged in the corresponding limiting hole 1431, so that the guide plate 143 is connected to the adjustment plate 142; a second limiting groove 1432 is provided through the guide plate 143, and its position corresponds to the position of the first limiting groove 1424, at least one connecting screw 145 passes through the second limiting groove 1432 and penetrates the guide plate 143 and can move relative to the second limiting groove 1432, and the guide block 1313 is movably arranged in the second limiting groove 1432, and the movement of the second limiting groove 1432 is guided and limited by the guide block 1313. Specifically, a protective cover 1441 is movably arranged above the saw chain 144, and one end of the protective cover 1441 is movably arranged on the connecting seat 1314 through a rotating pin.

[0037] See also Figure 1 , Figure 2 and Figure 7 As shown, the lubrication assembly 15 includes an oil storage bottle 151, at least one clip 152, an oil control valve 153 and a lubricating oil pipe 154; the oil storage bottle 151 is a hollow cavity, specifically, the oil storage bottle 151 is a cylindrical hollow cavity with two ends open, and the lubricating oil is contained therein; at least one clip 152 is arranged on the oil storage bottle 151 and is detachably connected to the connecting rod 132; the oil control valve 153 is arranged at the lower end of the oil storage bottle 151, and the switch and flow rate of the lubricating oil in the oil storage bottle 151 are controlled by the oil control valve 153; one end of the lubricating oil pipe 154 is connected to the oil control valve 153, and the other end thereof is connected to the oil filling port 1421. Specifically, a refueling cap 1511 is detachably arranged on the upper end opening of the oil storage bottle 151.

[0038] It should be noted that the specific working process of the desktop chain saw 10 with safety performance of the present invention is: first, the wood to be cut is placed on the base assembly 11 and arranged below the chain saw assembly 14; then the motor body 121 is controlled to work through the button 134, and the motor body 121 drives the driving pinion 123, the transmission gear 124, and the transmission shaft 125 to rotate in turn, and the transmission sprocket 141 fixed on the transmission shaft 125 drives the saw chain 144 to move on the guide plate 143, thereby realizing the cutting operation of the wood; the lubricating oil in the oil storage bottle 151 is lubricated to the saw chain 144 through the oil control valve 153, the lubricating oil pipe 154, the oil filling port 1421, and the oil outlet hole 1422 in turn.

[0039] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0040] The above-mentioned embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A table chain saw with safety performance, characterized in that: include: Base assembly; A driving assembly, which is arranged on the base assembly; A handle button assembly, which is rotatably arranged on the drive assembly; A chain saw assembly, which is connected to the handle button assembly and is in transmission connection with the drive assembly; Among them, the handle button assembly includes a rotating bracket, which is rotatably arranged on the driving assembly through at least one bearing; a connecting rod fixedly arranged on the rotating bracket, which is a hollow L-shaped structure; a connecting handle fixedly arranged on one end of the connecting rod away from the rotating bracket; and a button arranged on the connecting handle and electrically connected to the driving assembly.

2. A table chain saw with safety performance according to claim 1, characterized in that: It further comprises a lubrication assembly, which is detachably connected to the handle button assembly and is in communication with the chain saw assembly.

3. A table chain saw with safety performance according to claim 2, characterized in that: The lubrication assembly includes an oil storage bottle, which is a hollow cavity; at least one buckle arranged on the oil storage bottle and detachably connected to the handle button assembly; an oil control valve connected to the lower end of the oil storage bottle; and lubricating oil pipes connected to the oil control valve and the chain saw assembly at both ends.

4. A table chain saw with safety performance according to claim 2, characterized in that: The driving assembly includes a motor body; a fixed end cover fixedly arranged at one end of the motor body, which is fixedly arranged on the base assembly; a driving pinion fixedly arranged on the rotating shaft of the motor body; a transmission gearwheel rotatably arranged in the fixed end cover and meshingly connected with the driving pinion; and a transmission shaft fixedly connected to the transmission gearwheel and passing through the fixed end cover.

5. A table chain saw with safety performance according to claim 4, characterized in that: The chain saw assembly includes a transmission sprocket, which is fixedly arranged on the transmission shaft; an adjustment plate arranged opposite to the rotating bracket; a guide plate arranged between the adjustment plate and the rotating bracket and connected to the adjustment plate; a saw chain rotatably arranged on the guide plate and transmission-connected to the transmission sprocket; at least one connecting screw that passes through the rotating bracket, the guide plate and the adjustment plate in sequence; and an adjusting screw that is detachably threadedly connected to the adjustment plate and is in contact with the corresponding connecting screw.

6. A table chain saw with safety performance according to claim 5, characterized in that: An oil filling port and an oil outlet hole are connected on the adjustment plate; the oil filling port is connected to the lubrication assembly; and the lower side of the oil outlet hole faces the saw chain.

7. A table chain saw with safety performance according to claim 5, characterized in that: At least one limiting block is arranged on the adjusting plate; at least one limiting hole is arranged on the guiding plate, and at least one limiting block is detachably arranged in the corresponding limiting hole.

8. A table chain saw with safety performance according to claim 5, characterized in that: The adjusting plate is provided with a first limiting groove; the adjusting plate is provided with a second limiting groove, and the position of the second limiting groove corresponds to the position of the first limiting groove.

9. A table chain saw with safety performance according to claim 5, characterized in that: A protective cover is movably arranged above the saw chain, and one end of the protective cover is movably arranged on the rotating bracket through a rotating pin.

10. A table chain saw with safety performance according to any one of claims 1 to 9, characterized in that: The base assembly comprises a base body; and a backing plate which is detachably fixedly arranged on the base body.

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