CN211881459U

CN211881459U - Noise reduction chain saw

Info

Publication number: CN211881459U
Application number: CN201922124908.4U
Authority: CN
Inventors: 彭超; 吕露; 李祥云; 陈建; 陈跃木; 邓仕航; 胡超
Original assignee: Guiyang Bureau Extra High Voltage Power Transmission Co
Current assignee: Guiyang Bureau Extra High Voltage Power Transmission Co
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-11-10
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a amortization chain saw, it includes chain saw body, saw cutter spare and muffler, and the drive end and the saw cutter spare of chain saw body are connected, and the chain saw body is located to the muffler, and chain saw body drive saw cutter spare, muffler carry out the amortization to the chain saw body under the drive state. This application carries out the amortization through the muffler to the chain saw body under the drive condition, has reduced the noise production of chain saw body in the use, has avoided the human injury that probably causes of working under the noise environment for a long time, and makes whole job site be in the low noise environment that can smoothly communicate, is convenient for draw the operation communication between rope personnel and the cutting personnel, avoids appearing trees fall to the mistake and the injury people hidden danger that causes.

Description

Noise reduction chain saw

Technical Field

The utility model relates to a chain saw technical field specifically, relates to a amortization chain saw.

Background

The tree barrier is a problem which is often encountered in a line channel, in order to clean the tree barrier, the traditional felling by using an axe and a diesel knife is difficult to meet the efficiency requirement of cleaning the tree barrier, so in the prior art, the traditional axe and the diesel knife are gradually replaced by an oil saw.

The chain saw adopts an engine to actuate a power source so as to drive a saw chain, and therefore, the cutting action is carried out by the transverse movement of blades staggered on the saw chain, and the efficient cleaning of tree obstacles is further realized. However, there is a problem in the use of the chain saw in that the operation of the engine of the chain saw generates huge noise, and the human body can be hurt under the noise environment after working for a long time; moreover, huge noise can seriously affect communication between field workers, especially when workers cooperate to control tree inversion, operation communication between rope pulling personnel and felling personnel, if communication is not clear due to noise, a fault of controlling tree inversion may occur, and a situation that the tree inversion hurts people may occur.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a amortization chain saw.

The utility model discloses a noise reduction chain saw, which comprises a chain saw body;

the saw blade is connected with the driving end of the chain saw body; and

the silencer is arranged on the chain saw body; the chain saw body drives the saw blade piece, and the silencer is used for silencing the chain saw body in a driving state.

According to an embodiment of the present invention, the saw blade member comprises a guide plate and an inlet chain; the inlet chain is wound around the guide plate and is rotationally connected with the guide plate.

According to an embodiment of the present invention, the utility model further comprises a U-shaped handle; the U-shaped handle is arranged on the outer wall of the chain saw body.

According to an embodiment of the present invention, the device further comprises a baffle plate; the baffle is arranged on the outer wall of the chain saw body and is positioned on one side of the U-shaped handle close to the saw blade.

According to an embodiment of the present invention, the device further comprises an auxiliary member; the auxiliary part is arranged on one side of the chain saw body, which is far away from the saw blade part.

According to an embodiment of the present invention, the auxiliary member includes an auxiliary frame, an accelerator switch and a trigger; the auxiliary frame is arranged on the outer wall of the chain saw body, and the accelerator switch and the trigger are respectively arranged on the auxiliary frame and are respectively connected with the chain saw body.

According to an embodiment of the present invention, the auxiliary member further comprises an elastic member; the auxiliary frame is connected with the outer wall of the chain saw body through the elastic piece.

According to an embodiment of the present invention, the chain saw body comprises a housing, an oil tank and an engine; the oil tank and the engine are respectively arranged in the shell.

According to an embodiment of the present invention, the device further comprises a silencing fixing member; the silencer passes through the amortization mounting and locates the outer wall of chain saw body.

According to one embodiment of the present invention, the silencing fixing member includes an elastic fixing plate and two fixing members; the elastic fixing plate covers the silencer, and two ends of the elastic fixing plate are exposed out of the silencer; the two fixing pieces respectively penetrate through the two ends of the elastic fixing plate to be connected with the chain saw body.

This application carries out the amortization through the muffler to the chain saw body under the drive condition, has reduced the noise production of chain saw body in the use, has avoided the human injury that probably causes of working under the noise environment for a long time, and makes whole job site be in the low noise environment that can smoothly communicate, is convenient for draw the operation communication between rope personnel and the cutting personnel, avoids appearing trees fall to the mistake and the injury people hidden danger that causes.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a chain saw with a middle noise in accordance with an embodiment;

fig. 2 is a schematic structural view of the chain saw with middle noise in the second embodiment.

Description of reference numerals:

1. a chain saw body; 11. a housing; 12. an oil tank; 2. a blade sawing element; 21. a guide plate; 22. an inlet chain; 3. a muffler; 4. a U-shaped handle; 5. a baffle plate; 6. an auxiliary member; 61. an auxiliary frame; 62. an accelerator switch; 63. a trigger; 64. an elastic member; 7. a silencing fixing piece; 71. an elastic fixing plate; 72. and a fixing member.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators in the embodiments of the present invention, such as upper, lower, left, right, front and rear … …, are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

For further understanding of the contents, features and functions of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings as follows:

referring to fig. 1, fig. 1 is a schematic structural diagram of a chain saw with middle noise in the first embodiment. The noise-reducing chain saw in the present embodiment includes a chain saw body 1, a saw blade 2, and a noise reducer 3. The driving end of the chain saw body 1 is connected with the saw blade 2. The silencer 3 is provided in the chain saw body 1. The chain saw body 1 drives the saw blade 2, and the silencer 3 silences the chain saw body 1 in a driving state.

Carry out the amortization through muffler 3 chain saw body 1 under to drive state, reduced the noise production of chain saw body 1 in the use, avoided the human injury that probably causes of working under the noise environment for a long time, and make whole job site be in the low noise environment that can smoothly communicate, be convenient for draw the operation communication between rope personnel and the felling personnel, avoid appearing trees and fall to the mistake and the injury people hidden danger that causes.

Referring back to fig. 1, further, the chain saw body 1 includes a housing 11, an oil tank 12, and an engine (not shown). The oil tank 12 and the engine are provided in the housing 11, respectively. The housing 11 covers the engine and the oil tank 12 to protect the engine and the oil tank 12. The tank 12 is connected to the engine to provide diesel fuel for engine operation. The engine is connected to the saw blade 2, which drives the saw blade 2 in operation for felling trees. Muffler 3 is connected with the engine, inhales the sound amortization through muffler 3 to the engine under the running state, and then reduces the noise of engine running state, reduces the noise environment of job site, has guaranteed constructor's smooth communication and health safety.

Referring again to fig. 1, further, the saw blade assembly 2 includes a guide plate 21 and an inlet chain 22. The inlet chain 22 is wound around the guide plate 21 and is rotatably connected with the guide plate 21. The inlet chain 22 is rotatable around the guide plate 21, and the inlet chain 22 is connected to the engine. The inlet chain 22 is provided with staggered blades, preferably L-shaped blades. The motor drives the inlet chain 22 to rotate around the guide plate 21 so that the staggered blades operate at high speed to complete the felling of trees.

Referring back to fig. 1, further, the noise reduction chain saw in the present embodiment includes a chain saw and a U-shaped handle 4. The U-shaped handle 4 is arranged on the outer wall of the chain saw body 1. Can be convenient for carry work area with chain saw body 1 through U type handle, position, angle and height when it can control the trees of saw sword spare 2 for position, the size of saw sword spare 2 cutting trees can be accurate.

Referring back to fig. 1, further, the noise reduction chain saw in the present embodiment includes a chain saw and a baffle 5. The baffle 5 is arranged on the outer wall of the chain saw body 1 and is positioned on one side of the U-shaped handle 4 close to the saw blade 2. Preferably, the baffle 5 is fixedly connected with the U-shaped handle 4. Through the setting of baffle 5, can shelter from the sweeps that saw blade 2 during operation produced, avoid the sweeps to splash everywhere, cause damage and dirty to user's face and clothing.

Referring back to fig. 1, further, the noise reduction chain saw in the present embodiment includes the chain saw and the auxiliary member 6. The auxiliary part 6 is arranged on one side of the chain saw body 1 far away from the saw blade 2. The auxiliary member 6 includes an auxiliary frame 61, a throttle switch 62, and a trigger 63. The auxiliary frame 61 is arranged on the outer wall of the chain saw body 1, and the throttle switch 62 and the trigger 63 are respectively arranged on the auxiliary frame 61 and are respectively connected with the chain saw body 1. Specifically, the auxiliary frame 61 is disposed on the housing 11 and is opposite to the saw blade 12. The auxiliary frame 61 may facilitate handling of the chain saw, as well as support of the chain saw during use. The auxiliary frame 61 in this embodiment is a U-shaped frame. A throttle switch 62 is throttle connected to the engine and to the fuel tank 12 for throttle control. The trigger 63 is connected to the motor and acts as a safety valve to provide safety against the use of the chain saw.

Preferably, the auxiliary element 6 further comprises an elastic element 64. The auxiliary frame 61 is connected to the outer wall of the chain saw body 1 by an elastic member 64. Specifically, one end of the auxiliary frame 61 is connected to the housing 11 through the elastic member 64. The resilient member 64 in this embodiment is a spring that facilitates damping during use of the chain saw.

Preferably, one end of the U-shaped handle 4 is connected to the housing 11, and the other end is also connected to the housing 11 through another elastic member 64, so as to further absorb shock during the use of the chain saw.

Example two

Referring to fig. 2, fig. 2 is a schematic structural view of the chain saw with middle noise in the second embodiment. The difference between the silencing chain saw in the embodiment and the silencing chain saw in the first embodiment is that: it also comprises a sound dampening fixing 7. The silencer 3 is arranged on the outer wall of the chain saw body 1 through a silencing fixing piece 7. Specifically, the sound deadening fixing member 7 includes an elastic fixing plate 71 and two fixing members 72. The elastic fixing plate 71 covers the muffler 3, and two ends of the elastic fixing plate are exposed out of the muffler 3. The two fixing pieces 72 respectively penetrate through two ends of the elastic fixing plate 71 to be connected with the chain saw body 1. In this embodiment, the elastic fixing plate 71 may be a spring plate, and the fixing member 72 may be a screw. Through the setting of amortization mounting 7 for muffler 3 can stabilize on chain saw body 1, has avoided the shake in the use to fall, and wherein elastic fixation plate 71's setting can play the shock attenuation effect again, has reported fixed stability, has further ensured the stable use of muffler 3.

To sum up, amortization chain saw in this embodiment carries out the amortization through the muffler to the chain saw body under the drive condition, has reduced the noise production of chain saw body in the use, has avoided the human injury that probably leads to the fact of working under the noise environment for a long time, and makes whole job site be in the low noise environment that can communicate smoothly, is convenient for draw the operation communication between rope personnel and the felling personnel, avoids appearing trees and falls to the operation hidden danger that the error causes. In addition, still through the setting of amortization mounting for the muffler can be firm on the chain saw body, has ensured the stable use of amortization function.

The above is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An acoustic chain saw, comprising:

a chain saw body (1);

the saw blade (2) is connected with the driving end of the chain saw body (1); and

the silencer (3) is arranged on the chain saw body (1); the chain saw body (1) drives the saw blade piece (2), and the silencer (3) silences the chain saw body (1) in a driving state.

2. A sound dampening chainsaw according to claim 1, wherein the saw blade (2) comprises a guide plate (21) and an inlet chain (22); the inlet chain (22) is arranged on the guide plate (21) in a winding mode and is connected with the guide plate (21) in a rotating mode.

3. A sound dampening chainsaw according to claim 2, further comprising a U-shaped handle (4); the U-shaped handle (4) is arranged on the outer wall of the chain saw body (1).

4. A sound dampening chainsaw according to claim 3, further comprising a fence (5); the baffle (5) is arranged on the outer wall of the chain saw body (1) and is positioned on one side, close to the saw cutter piece (2), of the U-shaped handle (4).

5. A sound-damping chainsaw according to claim 1, further comprising an auxiliary member (6); the auxiliary part (6) is arranged on one side, far away from the saw cutter part (2), of the chain saw body (1).

6. A sound-damping chainsaw according to claim 5, wherein the accessory (6) comprises an accessory rack (61), a throttle switch (62) and a trigger (63); the auxiliary frame (61) is arranged on the outer wall of the chain saw body (1), and the throttle switch (62) and the trigger (63) are respectively arranged on the auxiliary frame (61) and are respectively connected with the chain saw body (1).

7. An acoustic chain saw according to claim 6, characterised in that said auxiliary element (6) further comprises an elastic element (64); the auxiliary frame (61) is connected with the outer wall of the chain saw body (1) through the elastic piece (64).

8. A sound dampening chainsaw according to claim 1, wherein the chainsaw body (1) comprises a housing (11), a fuel tank (12) and an engine; the oil tank (12) and the engine are respectively arranged in the shell (11).

9. A sound dampening chainsaw according to any of the claims 1 to 8, further comprising a sound dampening fixing (7); the silencer (3) is arranged on the outer wall of the chain saw body (1) through the silencing fixing piece (7).

10. A sound dampening chainsaw according to claim 9, wherein the sound dampening fixing (7) comprises a resilient fixing plate (71) and two fixing members (72); the elastic fixing plate (71) covers the silencer (3), and two ends of the elastic fixing plate are exposed out of the silencer (3); the two fixing pieces (72) penetrate through two ends of the elastic fixing plate (71) respectively and are connected with the chain saw body (1).