CN210318253U - Brake equipment and chain saw thereof - Google Patents
Brake equipment and chain saw thereof Download PDFInfo
- Publication number
- CN210318253U CN210318253U CN201920806654.1U CN201920806654U CN210318253U CN 210318253 U CN210318253 U CN 210318253U CN 201920806654 U CN201920806654 U CN 201920806654U CN 210318253 U CN210318253 U CN 210318253U
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- brake
- brake ring
- block
- turning block
- pivot
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Abstract
The utility model discloses a brake equipment and chain saw thereof, including casing, twist grip, reset spring, first pivot, first turning block, linkage, second pivot, second turning block, mounting and be used for carrying out the brake ring of extrusion brake to the brake block of chain saw. The staff can drive first pivot and rotate through swing turning handle during construction operation, thereby drive first turning block and rotate, drive the second turning block through the linkage then and rotate along the second pivot, thereby make the one end pulling brake ring of second turning block, make the diameter of brake ring reduce, frictional force between the periphery of the inner circle through brake ring and brake block forces the brake block to stop rotatory, thereby in time brake the operation to the chain saw, it is more convenient to use in a flexible way.
Description
Technical Field
The utility model relates to a chain saw field, in particular to brake equipment and chain saw thereof.
Background
At present, for chain saws on the market, during construction operation, the chain saws cannot be quickly braked and stopped, and only the chain saws can be slowly waited to stop rotating, so that the chain saws are not flexible and convenient during use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a brake equipment and chain saw thereof, can in time carry out the brake operation to the chain saw, it is nimble more convenient to use.
The utility model provides a brake device, which comprises a shell, a rotating handle, a return spring, a first rotating shaft, a first rotating block, a linkage part, a second rotating shaft, a second rotating block, a fixing part and a brake ring for extruding and braking a brake pad of the chain saw, the rotating handle is movably arranged on the shell through the first rotating shaft, the return spring is arranged on the rotating handle, one end of the reset spring is abutted to the rotating handle, the other end of the reset spring is abutted to the shell, one end of the first rotating block is sleeved on the first rotating shaft, the other end of the first rotating block is connected to the second rotating block through the linkage piece, the second rotating block is movably mounted on the shell through the second rotating shaft, one end of the brake ring is pulled by the other end of the second rotating block, and the other end of the brake ring is fixed on the shell through the fixing piece.
According to the utility model discloses first aspect brake equipment, the one end of linkage is connected to through the pivot first turning block, the other end is connected to through the pivot second turning block.
According to the utility model discloses first aspect brake equipment, the pulling hole has been seted up to the one end of brake ring, the brake ring passes through the pulling hole cup joints the one end of second turning block, the fixed orifices has been seted up to the other end of brake ring, the fixed orifices of brake ring passes through the mounting is fixed on the casing, the mounting is the screw.
According to the utility model discloses first aspect brake equipment, still include stop gear, stop gear includes stop screw and stopper, stop screw passes the stopper is installed on the casing, the stop screw butt is in the outer lane of brake ring and carry on spacingly to the outer lane of brake ring, the stopper laminating extremely the opening side of brake ring and carry on spacingly to the opening side of brake ring.
A second aspect of the present invention provides a chain saw, including the brake apparatus according to the first aspect.
The utility model discloses a brake equipment and chain saw thereof has following beneficial effect at least: the utility model relates to a brake device and a chain saw thereof, which comprises a shell, a rotating handle, a return spring, a first rotating shaft, a first rotating block, a linkage part, a second rotating shaft, a second rotating block, a fixing part and a brake ring for extruding and braking a brake block of the chain saw, the rotating handle is movably arranged on the shell through the first rotating shaft, the return spring is arranged on the rotating handle, one end of the reset spring is abutted to the rotating handle, the other end of the reset spring is abutted to the shell, one end of the first rotating block is sleeved on the first rotating shaft, the other end of the first rotating block is connected to the second rotating block through the linkage piece, the second rotating block is movably mounted on the shell through the second rotating shaft, one end of the brake ring is pulled by the other end of the second rotating block, and the other end of the brake ring is fixed on the shell through the fixing piece. The staff can drive first pivot and rotate through swing turning handle during construction operation, thereby drive first turning block and rotate, drive the second turning block through the linkage then and rotate along the second pivot, thereby make the one end pulling brake ring of second turning block, make the diameter of brake ring reduce, frictional force between the periphery of the inner circle through brake ring and brake block forces the brake block to stop rotatory, thereby in time brake the operation to the chain saw, it is more convenient to use in a flexible way.
Drawings
The invention is further described with reference to the following figures and examples.
Fig. 1 is a perspective view of a brake device and a chain saw thereof according to an embodiment of the present invention;
fig. 2 is a perspective view of a brake device and a chain saw thereof after a housing is removed according to an embodiment of the present invention;
fig. 3 is an exploded view of a brake device and a chain saw thereof according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, in an embodiment of the first aspect of the present invention, there is provided a brake apparatus, including a housing 400, a rotating handle 110, a return spring 120, a first rotating shaft 130, a first rotating block 140, a linkage 150, a second rotating shaft 160, a second rotating block 170, a fixing member 221, and a brake ring 200 for squeezing and braking a brake pad of a chain saw, wherein the rotating handle 110 is movably mounted on the housing 400 through the first rotating shaft 130, the return spring 120 is mounted on the rotating handle 110, one end of the return spring 120 abuts against the rotating handle 110, the other end abuts against the housing 400, one end of the first rotating block 140 is sleeved on the first rotating shaft 130, the other end is connected to the second rotating block 170 through the linkage 150, the second rotating block 170 is further movably mounted on the housing 400 through the second rotating shaft 160, the other end of the second rotating block 170 pulls one end of the brake ring 200, and the other end of the brake ring 200 is fixed on the housing 400 through the fixing member 221.
In this embodiment, the staff can rotate handle 110 through the swing during the construction operation, drive first pivot 130 and rotate, thereby drive first rotating block 140 and rotate, then drive second rotating block 170 through linkage 150 and rotate along second pivot 160, thereby make the one end pulling brake ring 200 of second rotating block 170, make the diameter of brake ring 200 reduce, the frictional force between the periphery of the inner circle through brake ring 200 and brake block forces the brake block to stop rotating, thereby in time brake the operation to the chain saw, it is more convenient and more nimble to use. When the brake pad stops rotating, the operator releases the rotating handle 110, and the rotating handle 110 is reset under the action of the return spring 120.
Based on the above embodiment, in another embodiment of the first aspect of the present invention, a brake device is provided, wherein one end of the link 150 is connected to the first rotating block 140 through a rotating shaft, and the other end is connected to the second rotating block 170 through a rotating shaft.
Based on the above embodiment, the utility model discloses another embodiment of the first aspect provides a brake device, pulling hole 210 has been seted up to the one end of brake ring 200, brake ring 200 passes through pulling hole 210 cup joints the one end of second turning block 170, fixed orifices 220 have been seted up to the other end of brake ring 200, brake ring 200's fixed orifices 220 passes through mounting 221 is fixed on casing 400, mounting 221 is the screw. Because one end of the brake ring 200 is fixed to the shell 400, and the other end is connected with the second rotating block 170, when the second rotating block 170 is triggered to rotate, one end of the second rotating block 170 can pull the brake ring 200, so that the diameter of the brake ring 200 is reduced, and the brake pad is forced to stop rotating through the friction force between the inner ring of the brake ring 200 and the periphery of the brake pad, so that the chain saw is braked in time, and the use is more flexible and convenient.
Based on the above embodiment, the utility model discloses another embodiment of the first aspect provides a brake equipment, still includes stop gear, stop gear includes stop screw 310 and stopper 320, stop screw 310 passes stopper 320 is installed on casing 400, stop screw 310 butt is in brake ring 200's outer lane is spacing to brake ring 200's outer lane, stopper 320 laminate extremely the opening side of brake ring 200 and carry on spacingly to brake ring 200's opening side. The stop screw 310 with the stopper 320 all possesses limiting displacement, the stop screw 310 can be spacing to the outer lane of brake ring 200, avoids brake ring 200 radius when non-braking state too big and make brake ring 200's brake time prolong to some extent, stopper 320 can be spacing to the opening side of brake ring 200 and can avoid brake ring 200 to break away from the brake block.
An embodiment of the second aspect of the present invention provides a chain saw, including a brake device according to any one of the embodiments of the first aspect. Since the chain saw in this embodiment has the brake device according to any one of the embodiments of the first aspect, the chain saw in this embodiment has the advantages brought by the brake device according to any one of the embodiments of the first aspect.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A brake device, characterized in that: including casing, twist grip, reset spring, first pivot, first turning block, linkage, second pivot, second turning block, mounting and be used for carrying out the brake ring of extrusion brake to the brake block of chain saw, twist grip passes through first pivot movable mounting be in on the casing, reset spring installs twist grip is last, reset spring's one end butt joint to twist grip, other end butt extremely the casing, the one end of first turning block cup joints in the first pivot, the other end passes through the linkage is connected to the second turning block, the second turning block still passes through second pivot movable mounting be in on the casing, the other end pulling of second turning block the one end of brake ring, the other end of brake ring passes through the mounting is fixed on the casing.
2. A brake apparatus according to claim 1, wherein: one end of the linkage piece is connected to the first rotating block through a rotating shaft, and the other end of the linkage piece is connected to the second rotating block through a rotating shaft.
3. A brake apparatus according to claim 1, wherein: the one end of brake ring has been seted up the pulling hole, the brake ring passes through the pulling hole cup joint in the one end of second turning block, the fixed orifices has been seted up to the other end of brake ring, the fixed orifices of brake ring passes through the mounting is fixed on the casing, the mounting is the screw.
4. A brake apparatus according to claim 1, wherein: still include stop gear, stop gear includes stop screw and stopper, stop screw passes the stopper is installed on the casing, the stop screw butt is in the outer lane of brake ring and carry on spacingly to the outer lane of brake ring, the stopper laminating extremely the opening side of brake ring and to the opening side of brake ring carry on spacingly.
5. A chain saw, characterized in that: including a braking device according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806654.1U CN210318253U (en) | 2019-05-30 | 2019-05-30 | Brake equipment and chain saw thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806654.1U CN210318253U (en) | 2019-05-30 | 2019-05-30 | Brake equipment and chain saw thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318253U true CN210318253U (en) | 2020-04-14 |
Family
ID=70141104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920806654.1U Active CN210318253U (en) | 2019-05-30 | 2019-05-30 | Brake equipment and chain saw thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318253U (en) |
-
2019
- 2019-05-30 CN CN201920806654.1U patent/CN210318253U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |