CN219786782U - Three keep off folding hand saw - Google Patents
Three keep off folding hand saw Download PDFInfo
- Publication number
- CN219786782U CN219786782U CN202223533545.8U CN202223533545U CN219786782U CN 219786782 U CN219786782 U CN 219786782U CN 202223533545 U CN202223533545 U CN 202223533545U CN 219786782 U CN219786782 U CN 219786782U
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- handle
- pressing
- groove
- locking
- gear
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- 210000004907 gland Anatomy 0.000 claims description 20
- 239000007769 metal material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Abstract
The utility model discloses a three-gear folding hand saw, which comprises a handle, a saw blade, a gear lever and an elastic piece, wherein the handle is provided with a first gear and a second gear; one end of the saw blade extends into the handle and is provided with a locking part, the locking part is rotationally connected to the handle, and the circumferential outer wall of the locking part is sequentially provided with a first locking groove, a second locking groove and a third locking groove; the locking part comprises a first pressure plate and a second pressure plate which are respectively arranged at two sides of the saw blade, and the first locking groove, the second locking groove and the third locking groove are arranged on a combination body of the first pressure plate, the saw blade and the second pressure plate; the gear rod is arranged in the handle and is rotationally connected with the handle, and a lock head opposite to the circumferential outer wall of the locking part is arranged at one end of the gear rod, which is close to the locking part; one end of the elastic piece is connected with one end of the gear rod far away from the lock head, and the other end of the elastic piece is connected with the handle, so that the lock head can be locked with the first lock groove or the second lock groove or the third lock groove; the end of the gear lever, which is far away from the lock head, is provided with a pressing part, and the position of the handle, which corresponds to the pressing part, is provided with a notch.
Description
Technical Field
The utility model belongs to the technical field of hand saws, and particularly relates to a three-gear folding hand saw.
Background
A handsaw is a hand tool for cutting articles, for example for cutting wood or the like. A common hand saw is characterized in that a saw blade is directly inserted into a handle and cannot be folded, so that the hand saw is not easy to store and is easy to cause danger when being carried.
The utility model patent with the application number of CN201220300189.2 discloses a folding hand saw which consists of a saw blade, a left handle piece, a right handle piece, a buckle plate, a movable shaft with a large size, a spring piece, a handle and the like. The spring piece supports the rear end of the buckle plate, so that the inserting plate at the front end of the buckle plate is inserted between the grooves of the left handle piece and the right handle piece and the saw blade groove, the fixed saw blade can not move on the handle, the rear end of the buckle plate can be pressed down by hands when the novel saw blade buckle is not used, the inserting plate at the front end of the buckle plate is separated from the groove, the other hand can fold the saw blade inwards, the saw blade is folded in the long groove of the handle of the saw, the saw blade is prevented from being exposed, the size is reduced after folding, the novel saw blade buckle is convenient to carry, the transportation cost is saved, and the saw blade is not exposed and is safe and reliable.
The folding hand saw in the prior art can only realize folding storage and unfolding two-gear folding, so that the folding and unfolding angle is not adjustable and cannot adapt to different cutting environments.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model aims to provide a three-gear folding hand saw, which comprises a handle, a saw blade, a gear rod and an elastic piece;
one end of the saw blade extends into the grip and is provided with a locking part, the locking part is rotationally connected with the grip, and a first locking groove, a second locking groove and a third locking groove are sequentially formed in the circumferential outer wall of the locking part;
the locking part comprises a first pressure plate and a second pressure plate which are respectively arranged at two sides of the saw blade, and the first locking groove, the second locking groove and the third locking groove are arranged on a combination body of the first pressure plate, the saw blade and the second pressure plate;
the gear rod is arranged in the handle and is rotationally connected with the handle, a lock head opposite to the circumferential outer wall of the locking part is arranged at one end, close to the locking part, of the gear rod, and the lock head can be inserted into the first locking groove, the second locking groove and the third locking groove respectively to lock the saw blade;
one end of the elastic piece is connected with one end of the gear rod, which is far away from the lock head, the other end of the elastic piece is connected with the handle, and the elastic piece applies elastic force to the gear rod so that the lock head rotates towards the circumferential outer wall of the locking part, and the lock head can be locked with the first locking groove, the second locking groove or the third locking groove;
the gear lever is provided with a pressing part at one end far away from the lock head, a notch is arranged at the position of the handle corresponding to the pressing part, and the pressing part can be pressed by the notch to enable the gear lever to rotate against the elastic force, so that the lock head can leave the first lock groove or the second lock groove or the third lock groove for unlocking.
Preferably, a storage groove is formed in one side, far away from the notch, of the handle, the storage groove is formed in the length direction of the handle, and the saw blade rotates to the inside of the handle through the storage groove.
Preferably, the locking part is rotationally connected with the handle through a first rotating shaft, a rotating hole is formed in a combination of the first pressing plate, the saw blade and the second pressing plate, the first rotating shaft penetrates through and is rotationally connected with the rotating hole, and two ends of the first rotating shaft are fixedly connected with the handle.
Preferably, the handle comprises a first gland, a second gland, a first handle cover and a second handle cover, wherein the first gland is arranged at one end, close to the locking part, in the first handle cover, and the second gland is fixedly connected with the first gland cover;
the combined body of the first pressing disc, the saw blade and the second pressing disc is positioned between the first pressing cover and the second pressing cover, and two ends of the first rotating shaft are fixedly connected with the first pressing cover and the second pressing cover respectively;
the second handle cover is fixedly connected with the first handle cover, and one end, far away from the locking part, of the second gland is located between the first handle cover and the second handle cover.
Preferably, the gear lever is rotatably connected with the handle through a second rotating shaft.
Preferably, the pressing part is a pressing rod, the pressing rod is arranged in the notch, and the shape of the notch is matched with that of the pressing rod.
Preferably, the elastic piece is a spring piece.
Preferably, the first gland and the second gland are made of metal materials.
By adopting the technical scheme, the utility model has the following advantages and positive effects compared with the prior art:
according to the utility model, the first locking groove, the second locking groove and the third locking groove are sequentially formed on the circumferential outer wall of the locking part, so that the saw blade can realize three-gear locking adjustment, the unfolding angle of the saw blade can be adjusted, and the saw blade can adapt to different cutting environments.
Drawings
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a schematic illustration of the present utility model when folded;
FIG. 3 is a schematic illustration of the present utility model in a semi-expanded state;
FIG. 4 is a schematic diagram of the present utility model fully deployed;
FIG. 5 is a front view of the saw blade, lock and gear lever of the present utility model in combination;
fig. 6 is an isometric view of the mating of the saw blade, lock and gear lever of the present utility model.
Reference numerals illustrate:
1: a grip; 2: a saw blade; 3: a gear lever; 4: a spring piece; 5: a first locking groove; 6: a second locking groove; 7: a third locking groove; 8: a first platen; 9: a second platen; 10: a lock head; 11: pressing a pressing rod; 12: a notch; 13: a first rotating shaft; 14: a first gland; 15: a second gland; 16: a first handle cover; 17: a second handle cover; 18: a locking part; 19: and a second rotating shaft.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples. The advantages and features of the present utility model will become more apparent from the following description. It is noted that the drawings are in a very simplified form and utilize non-precise ratios, and are intended to facilitate a convenient, clear, description of the embodiments of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
With reference to fig. 1 to 6, the core of the present utility model is to provide a three-gear folding hand saw, which comprises a handle 1, a saw blade 2, a gear lever 3 and an elastic member.
One end of the saw blade 2 stretches into the grip 1 and is provided with a locking part 18, the locking part 18 is rotatably connected to the grip 1, and the circumferential outer wall of the locking part 18 is sequentially provided with a first locking groove 5, a second locking groove 6 and a third locking groove 7. The locking part 18 comprises a first pressure plate 8 and a second pressure plate 9 which are respectively arranged on two sides of the saw blade 2, and the first locking groove 5, the second locking groove 6 and the third locking groove 7 are arranged on the combination of the first pressure plate 8, the saw blade 2 and the second pressure plate 9.
The locking part 18 is rotationally connected with the handle 1 through a first rotating shaft 13, a rotating hole is formed in the combination of the first pressure plate 8, the saw blade 2 and the second pressure plate 9, the first rotating shaft 13 penetrates through and is rotationally connected with the rotating hole, and two ends of the first rotating shaft 13 are fixedly connected with the handle 1.
Specifically, the grip 1 includes a first pressing cover 14, a second pressing cover 15, a first handle cover 16, and a second handle cover 17, where the first pressing cover 14 is disposed at one end of the first handle cover 16 near the locking portion 18, and the second pressing cover 15 is fixedly connected to the first pressing cover 14 in a covering manner. The first gland 14 and the second gland 15 are metallic materials.
The combination of the first pressing disc 8, the saw blade 2 and the second pressing disc 9 is positioned between the first pressing cover 14 and the second pressing cover 15, and two ends of the first rotating shaft 13 are respectively fixedly connected with the first pressing cover 14 and the second pressing cover 15.
The second handle cover 17 is fixedly connected with the first handle cover 16 in a covering manner, and one end of the second pressing cover 15, which is far away from the locking part 18, is positioned between the first handle cover 16 and the second handle cover 17.
The gear lever 3 is disposed in the grip 1 and is rotatably connected with the grip 1, and specifically, the gear lever 3 is rotatably connected with the grip 1 through the second rotating shaft 19. The end of the gear lever 3, which is close to the locking part 18, is provided with a lock head 10 opposite to the circumferential outer wall of the locking part 18, and the lock head 10 can be inserted into the first locking groove 5, the second locking groove 6 and the third locking groove 7 to lock the saw blade 2.
One end of the elastic member is connected with one end of the gear rod 3 far away from the lock head 10, the other end is connected with the handle 1, and the elastic member applies elastic force to the gear rod 3 so that the lock head 10 rotates towards the circumferential outer wall of the locking part 18, so that the lock head 10 can be locked with the first locking groove 5 or the second locking groove 6 or the third locking groove 7. In this embodiment, the elastic member is a spring plate 4.
The end of the gear lever 3 far away from the lock head 10 is provided with a pressing part, the position of the grip 1 corresponding to the pressing part is provided with a notch 12, and the notch 12 is formed between a first handle cover 16 and a second handle cover 17. The pressing part can be pressed through the notch 12 to enable the gear lever 3 to rotate against the elastic force, so that the lock head 10 can leave the first lock groove 5 or the second lock groove 6 or the third lock groove 7 to be unlocked. In this embodiment, the pressing portion is a pressing rod 11, the pressing rod 11 is disposed in the notch 12, and the shape of the notch 12 matches with the pressing rod 11.
One side of the handle 1 far away from the notch 12 is provided with a containing groove which is arranged along the length direction of the handle, and the saw blade 2 rotates into the handle 1 through the containing groove. The receiving groove is formed between the first handle cover 16 and the second handle cover 17 in this embodiment.
When the lock head 10 is inserted into the first locking groove 5, the saw blade 2 is fully unfolded; when the lock head 10 is inserted into the second locking groove 6, the saw blade 2 is half-unfolded, so that the work of special occasions can be realized; when the lock head 10 is inserted into the third locking groove 7, the saw blade 2 is received and folded inside the grip 1.
According to the utility model, the first locking groove 5, the second locking groove 6 and the third locking groove 7 are sequentially formed on the circumferential outer wall of the locking part 18, so that the saw blade 2 can realize three-gear locking adjustment, the unfolding angle of the saw blade 2 can be adjusted, and the saw blade can adapt to different cutting environments.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments. Even if various changes are made to the present utility model, it is within the scope of the appended claims and their equivalents to fall within the scope of the utility model.
Claims (7)
1. The three-gear folding hand saw is characterized by comprising a handle, a saw blade, a gear lever and an elastic piece;
one end of the saw blade extends into the grip and is provided with a locking part, the locking part is rotationally connected with the grip, and a first locking groove, a second locking groove and a third locking groove are sequentially formed in the circumferential outer wall of the locking part;
the locking part comprises a first pressure plate and a second pressure plate which are respectively arranged at two sides of the saw blade, and the first locking groove, the second locking groove and the third locking groove are arranged on a combination body of the first pressure plate, the saw blade and the second pressure plate;
the gear rod is arranged in the handle and is rotationally connected with the handle, a lock head opposite to the circumferential outer wall of the locking part is arranged at one end, close to the locking part, of the gear rod, and the lock head can be inserted into the first locking groove, the second locking groove and the third locking groove respectively to lock the saw blade;
one end of the elastic piece is connected with one end of the gear rod, which is far away from the lock head, the other end of the elastic piece is connected with the handle, and the elastic piece applies elastic force to the gear rod so that the lock head rotates towards the circumferential outer wall of the locking part, and the lock head can be locked with the first locking groove, the second locking groove or the third locking groove;
a pressing part is arranged at one end of the gear lever, which is far away from the lock head, a notch is arranged at the position of the handle, which corresponds to the pressing part, and the pressing part can be pressed by the notch to enable the gear lever to rotate against the elastic force so as to enable the lock head to leave the first lock groove or the second lock groove or the third lock groove for unlocking;
the elastic piece is a spring piece.
2. The three-gear folding hand saw according to claim 1, wherein a receiving groove is formed in a side, away from the notch, of the handle, the receiving groove being formed in a longitudinal direction of the handle, and the saw blade rotates into the handle through the receiving groove.
3. The three-gear folding hand saw according to claim 1, wherein the locking part is rotatably connected with the handle through a first rotating shaft, a rotating hole is formed in a combination of the first pressing plate, the saw blade and the second pressing plate, the first rotating shaft penetrates through and is rotatably connected with the rotating hole, and two ends of the first rotating shaft are fixedly connected with the handle.
4. The three-gear folding hand saw of claim 3, wherein the handle comprises a first gland, a second gland, a first handle cover and a second handle cover, wherein the first gland is arranged at one end of the first handle cover, which is close to the locking part, and the second gland is fixedly connected with the first gland cover;
the combined body of the first pressing disc, the saw blade and the second pressing disc is positioned between the first pressing cover and the second pressing cover, and two ends of the first rotating shaft are fixedly connected with the first pressing cover and the second pressing cover respectively;
the second handle cover is fixedly connected with the first handle cover, and one end, far away from the locking part, of the second gland is located between the first handle cover and the second handle cover.
5. The three-gear folding hand saw of claim 1, wherein the gear lever is rotatably connected to the grip by a second shaft.
6. The three-gear folding hand saw of claim 1, wherein the pressing portion is a pressing bar, the pressing bar is disposed in the notch, and the notch is shaped to match the pressing bar.
7. The three-bar folding hand saw of claim 4, wherein the first gland and the second gland are metallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533545.8U CN219786782U (en) | 2022-12-29 | 2022-12-29 | Three keep off folding hand saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533545.8U CN219786782U (en) | 2022-12-29 | 2022-12-29 | Three keep off folding hand saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219786782U true CN219786782U (en) | 2023-10-03 |
Family
ID=88181908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223533545.8U Active CN219786782U (en) | 2022-12-29 | 2022-12-29 | Three keep off folding hand saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219786782U (en) |
-
2022
- 2022-12-29 CN CN202223533545.8U patent/CN219786782U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 201, Building 1 (Building A), No. 1-7, Lane 1356, Xinyuan Road, Minhang District, Shanghai, 2019 Patentee after: Shanghai Kunjie Industrial Co.,Ltd. Country or region after: China Address before: 201108 Room 201, building 1 (building a), no.1-7, Lane 1356, Xinyuan Road, Minhang District, Shanghai Patentee before: SHANGHAI KUNJEK HANDTOOLS AND HARDWARE Co.,Ltd. Country or region before: China |