CN216626746U - Chain with tightness adjusting structure for felling electric saw - Google Patents
Chain with tightness adjusting structure for felling electric saw Download PDFInfo
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- CN216626746U CN216626746U CN202122766557.4U CN202122766557U CN216626746U CN 216626746 U CN216626746 U CN 216626746U CN 202122766557 U CN202122766557 U CN 202122766557U CN 216626746 U CN216626746 U CN 216626746U
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- adjusting structure
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- compoboard
- combination board
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Abstract
The utility model relates to the technical field of felling electric saws, in particular to a chain with a tightness adjusting structure for a felling electric saw, which comprises a hand-held rod and a fastener, wherein a left combination block is arranged on the outer side of the fastener, the left combination block is attached to the hand-held rod, a right combination block is arranged on the right side of the left combination block, chains are arranged on the outer sides of the left combination block and the right combination block, a chain tightness adjusting structure is arranged between the left combination block and the right combination block, the chain tightness adjusting structure comprises a screw rod, the screw rod is fixedly connected with the left combination block, under the matching of the screw rod and a connecting ring in a spiral connection manner, if the chain needs to be tightened, the connecting ring is rotated to partially screw down the screw rod, if the chain needs to be loosened, the connecting ring is rotated to partially screw up the screw rod, and whether the tightness is proper or not is determined according to scale marks and the tightness of the chain, the reliable adjustment of the tightness of the chain is ensured, and the practicability of the device is increased.
Description
Technical Field
The utility model relates to the technical field of felling electric saws, in particular to a chain with a tightness adjusting structure for a felling electric saw.
Background
The electric saw, also known as "power saw", invented by Andree Stille in Germany in 1926, has greatly saved the time and manpower that the cut material consumes, the electric saw uses electricity as the power, the cutting tool used for cutting timber, stone and steel, etc., the edge has sharp teeth, divide hand fixed type and hand-held type, the saw blade is generally made of tool steel, have various such as round, bar and chain.
The electric felling saw is a chain type handheld saw for pruning tree branches, the handheld rod is long, the tree is maintained, the chain is easy to loosen after long-term use, or the chain begins to be tight, the service life of the chain of the electric felling saw is influenced, and meanwhile the maintenance efficiency of the tree branches is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a chain with a tightness adjusting structure for a felling electric saw, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a lumbering chain with tight regulation structure for electric saw, includes handheld pole and fastener, the inboard of handheld pole is provided with the fastener, the outside of fastener is provided with left combination piece, and left combination piece and the laminating of handheld pole, the right side of left side combination piece is provided with right combination piece, the outside of left side combination piece and right combination piece all is provided with the chain, the centre of left side combination piece and right combination piece is provided with chain elasticity adjustment structure, chain elasticity adjustment structure contains the hob, and hob and left combination piece fixed connection, the right-hand member outside screwed connection of hob has the go-between, the inboard rotation of right-hand member of go-between is connected with the dwang, and dwang and right combination piece fixed connection, the outside of hob evenly is provided with the scale mark.
Preferably, the top ends of the left combination block and the right combination block are fixedly connected with a fixed plate, the front end of the fixed plate is fixedly connected with a folding plate, the bottom end of the folding plate is fixedly connected with a clamping block, the clamping block is respectively in sliding connection with the left combination block and the right combination block, the front end of the folding plate is fixedly connected with a button, and the button is respectively in sliding connection with the left combination block or the right combination block.
Preferably, the inner sides of the top ends of the left combination board and the right combination board are both provided with sliding grooves, and the clamping blocks are respectively in sliding connection with the left combination board and the right combination board through the sliding grooves.
Preferably, the inner sides of the top ends of the left combination board and the right combination board are both provided with jacks, and the button is connected with the left combination board and the right combination board in a sliding manner through the jacks.
Preferably, the left combination board and the right combination board are both half of an elliptical board.
Preferably, a transverse telescopic belt is arranged in the middle of the folding plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the fastener, the left combination block, the right combination block, the screw rod, the connecting ring, the rotating rod and the scale marks, the tightness of the chain can be conveniently adjusted, the phenomenon that the service life of the electric saw is shortened and the felling efficiency is reduced due to improper tightness of the chain is avoided, under the matching of the screw rod and the connecting ring in a screw connection mode, and the rotating rod and the connecting ring are in rotating connection, if the chain needs to be tightened, the connecting ring is rotated to partially screw down the screw rod, if the chain needs to be loosened, the connecting ring is rotated to partially screw up the screw rod, and meanwhile, whether the tightness is proper or not is determined according to the scale marks and the tightness of the chain, so that the reliable adjustment of the tightness of the chain is ensured, and the practicability of the device is increased.
2. According to the utility model, wood chips or branches and the like generated by felling can be prevented from being clamped between the left combination block and the right combination block through the arranged fixture block, the folding plate can be prevented from moving forwards by pressing the button after the tightness of the chain is adjusted, the folding plate is driven to move forwards through the button under the matching of the fixture block and the left combination block or the right combination block in a sliding connection mode, so that holes between the left combination block and the right combination block can be unfolded and folded through the folding plate, the button is aligned to the hole in the front side and pressed into the left combination block or the right combination block, the folding plate is reliably fixed, the wood chips or the branches and the like are prevented from entering the holes between the left combination block and the right combination block, the reliable protection of the electric felling saw is realized, and the practicability of the device is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the left modular block of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at point A in accordance with the present invention;
FIG. 4 is a schematic structural diagram of FIG. 2 at B according to the present invention.
In the figure: 1-hand-held rod, 2-fastener, 3-left combination block, 4-right combination block, 5-scale mark, 6-rotating rod, 7-button, 8-screw rod, 9-connecting ring, 10-clamping block, 11-folding plate, 12-fixing plate and 13-chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a lumbering electric saw is with chain that has an elasticity regulation structure, including handheld pole 1 and fastener 2, the inboard of handheld pole 1 is provided with fastener 2, the outside of fastener 2 is provided with left compoboard 3, and left compoboard 3 and the laminating of handheld pole 1, the right side of left side compoboard 3 is provided with right compoboard 4, the outside of left side compoboard 3 and right compoboard 4 all is provided with chain 13, the centre of left side compoboard 3 and right compoboard 4 is provided with chain elasticity adjustment structure, chain elasticity adjustment structure contains hob 8, and hob 8 and 3 fixed connection of left compoboard, the right-hand member outside screwed connection of hob 8 has go-between 9, the inboard rotation of right-hand member of go-between 9 is connected with dwang 6, and dwang 6 and 4 fixed connection of right compoboard, the outside of hob 8 evenly is provided with scale mark 5.
The top ends of the left combination board 3 and the right combination board 4 are fixedly connected with a fixed board 12, the front end of the fixed board 12 is fixedly connected with a folding board 11, the bottom end of the folding board 11 is fixedly connected with a fixture block 10, the fixture block 10 is respectively connected with the left combination board 3 and the right combination board 4 in a sliding manner, the front end of the folding board 11 is fixedly connected with a button 7, the button 7 is respectively connected with the left combination board 3 or the right combination board 4 in a sliding manner, so that wood chips, branches and other impurities are prevented from being retained between the left combination board 3 and the right combination board 4 in the using process to increase the weight of the electric felling saw, and meanwhile, the folding board 11 reliably protects a chain tightness adjusting structure; the inner sides of the top ends of the left combination board 3 and the right combination board 4 are both provided with a sliding chute, and the fixture block 10 is respectively connected with the left combination board 3 and the right combination board 4 in a sliding manner through the sliding chutes, so that the folding board 11 is ensured to be stably folded and unfolded in the using process; jacks are arranged on the inner sides of the top ends of the left combination board 3 and the right combination board 4, and the button 7 is connected with the left combination board 3 and the right combination board 4 in a sliding manner through the jacks, so that the folding board 11 is ensured to be reliably fixed in the using process; the left combination board 3 and the right combination board 4 are half of an elliptical board, and the chain 13 is ensured to be reliably separated from the left combination board 3 and the right combination board 4 along the tangent point in the using process; the middle of the folding plate 11 is provided with a transverse telescopic belt, so that the situation that the single-size inextensible folding plate 11 interferes with the adjustment of the distance between the left combination board 3 and the right combination board 4 is avoided in the using process.
The working process is as follows: the device can conveniently adjust the tightness of the chain 13, avoid the phenomenon that the service life of the electric saw is shortened and the felling efficiency is reduced due to improper tightness of the chain 13, under the matching of the spiral rod 8 and the connecting ring 9 in a spiral connection mode and the rotating rod 6 and the connecting ring 9 in a rotating connection mode, if the chain 13 needs to be tightened, the connecting ring 9 is rotated to partially screw down the spiral rod 8, if the chain 13 needs to be loosened, the connecting ring 9 is rotated to partially screw up the spiral rod 8, meanwhile, whether the tightness is proper or not is determined according to the scale marks 5 and the tightness of the chain 13, the reliable adjustment of the tightness of the chain 13 is ensured, in addition, the situation that wood chips or branches and the like generated by felling are clamped between the left combined plate 3 and the right combined plate 4 can be avoided, after the tightness adjustment of the chain 13 is completed, the button 7 is pressed to withdraw from the left combined plate 3 or the right combined plate 4, under the matching of the clamping blocks 10 with the left combined plate 3 or the right combined plate 4 in a sliding connection mode respectively, drive folded sheet 11 forward movement through button 7 to guarantee that folded sheet 11 expandes the hole between folding left compoboard 3 and the right compoboard 4, aim at the hole that is located the front side with button 7 and press it into left compoboard 3 or right compoboard 4, thereby reliably fix folded sheet 11, avoid saw-dust or branch etc. to get into the hole between left compoboard 3 and the right compoboard 4, realize the reliable protection of lumbering the electric saw.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a felling chain saw is with having elasticity adjusting structure, includes handheld pole (1) and fastener (2), its characterized in that: a fastening piece (2) is arranged on the inner side of the handheld rod (1), a left combined plate (3) is arranged on the outer side of the fastening piece (2), the left combination board (3) is jointed with the handheld rod (1), the right combination board (4) is arranged on the right side of the left combination board (3), the outer sides of the left combination board (3) and the right combination board (4) are both provided with chains (13), a chain tightness adjusting structure is arranged between the left combination board (3) and the right combination board (4), the chain tightness adjusting structure comprises a screw rod (8), and the screw rod (8) is fixedly connected with the left combination board (3), the outer side of the right end of the screw rod (8) is spirally connected with a connecting ring (9), the inner side of the right end of the connecting ring (9) is rotatably connected with a rotating rod (6), and the rotating rod (6) is fixedly connected with the right combined plate (4), and the outer side of the screw rod (8) is uniformly provided with scale marks (5).
2. The chain with a tightness adjusting structure for the electric felling saw as claimed in claim 1, wherein: the utility model discloses a combined type door lock, including left side compoboard (3) and right compoboard (4), the top fixedly connected with fixed plate (12) of left side compoboard (3) and right compoboard (4), the front end fixedly connected with folded sheet (11) of fixed plate (12), the bottom fixedly connected with fixture block (10) of folded sheet (11), and fixture block (10) respectively with left compoboard (3) and right compoboard (4) sliding connection, the front end fixedly connected with of folded sheet (11) presses button (7), and press button (7) respectively with left compoboard (3) or right compoboard (4) sliding connection.
3. The chain with a tightness adjusting structure for the electric felling saw as claimed in claim 2, wherein: the top inner sides of the left combination board (3) and the right combination board (4) are provided with sliding grooves, and the clamping blocks (10) are respectively in sliding connection with the left combination board (3) and the right combination board (4) through the sliding grooves.
4. The chain with a tightness adjusting structure for the electric felling saw as claimed in claim 2, wherein: the top inner sides of the left composition board (3) and the right composition board (4) are provided with jacks, and the button (7) is connected with the left composition board (3) and the right composition board (4) in a sliding mode through the jacks.
5. The chain with a tightness adjusting structure for the electric felling saw as claimed in claim 1, wherein: the left combined plate (3) and the right combined plate (4) are half of an elliptical plate.
6. The chain with a tightness adjusting structure for the electric felling saw as claimed in claim 2, wherein: the middle of the folding plate (11) is provided with a transverse telescopic belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766557.4U CN216626746U (en) | 2021-11-12 | 2021-11-12 | Chain with tightness adjusting structure for felling electric saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766557.4U CN216626746U (en) | 2021-11-12 | 2021-11-12 | Chain with tightness adjusting structure for felling electric saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216626746U true CN216626746U (en) | 2022-05-31 |
Family
ID=81735517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122766557.4U Active CN216626746U (en) | 2021-11-12 | 2021-11-12 | Chain with tightness adjusting structure for felling electric saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216626746U (en) |
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2021
- 2021-11-12 CN CN202122766557.4U patent/CN216626746U/en active Active
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