CN211104466U - Outdoor activities is with sword saw of being convenient for change blade - Google Patents

Abstract

The utility model discloses a knife saw for outdoor activities with convenient blade replacement, comprising a handle and a saw blade. The back of the inner wall of the through slot is provided with a chute, and the inside of the chute is movably connected with a return spring and a sliding plate. The front side of the inner wall is overlapped, and the inside of the handle is provided with a cavity, and the cavity is respectively communicated with the first through groove and the second through groove. The utility model solves the problem that the saw blade of the common saw blade is fixed by fixing bolts or rivets by arranging a sliding plate, a reset spring, a pressure block, a guide block and a pressure spring. When the saw blade is damaged and needs to be replaced, additional tools must be used to Replacing the saw blade brings inconvenience to the use of outdoor activity saws.

Description

A kind of knife saw with easy blade replacement for outdoor activities

technical field

The utility model relates to the technical field of knives, in particular to a knives saw for outdoor activities which is convenient for blade replacement.

Background technique

In sports, outdoor activities are a relatively trendy sports. Outdoor activities can not only get close to nature and relax, but also exercise during the activities to improve the skills of life in the wild and improve physical fitness. Prepare the necessary daily necessities and outdoor survival tools in advance. Among them, the knife saw is a common outdoor tool. The manual knife saw can saw wood, set up tents, and saw firewood in outdoor activities. It is a good helper for outdoor activities.

At present, the common saws for outdoor activities on the market mainly include straight saws and curved saws. Among them, curved saws are more labor-saving, so curved saws are also more common. The saw blades of common saws are fixed with fixing bolts or rivets. When the saw blade is damaged When it needs to be replaced, the saw blade must be replaced by an additional tool, which brings inconvenience to the use of the outdoor activity saw.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides a blade saw for outdoor activities that is easy to replace the blade, which solves the problem that the saw blade of the common blade saw is fixed with fixing bolts or rivets. Additional tools are required to replace the saw blade, which brings inconvenience to the use of outdoor activity saws.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: a kind of knife saw for outdoor activities that is easy to replace the blade, including a handle and a saw blade, the saw blade is located on the front of the handle, and the upper surface and the front of the handle are respectively provided with The first through slot and the second through slot, the back of the inner wall of the first through slot is provided with a chute, the inside of the chute is respectively movably connected with a return spring and a sliding plate, and the two ends of the return spring are respectively connected with the chute. The back of the inner wall and the back of the slide plate are fixedly connected, the front of the slide plate is overlapped with the front of the inner wall of the first through slot, the interior of the handle is provided with a cavity, and the cavity is respectively connected with the first through slot and the second through slot. The grooves communicate with each other, the inner wall of the cavity and the inner wall of the second through groove are both movably connected with the surface of the saw blade, the interior of the cavity is movably connected with a pressure block, and the upper surface and the lower surface of the pressure block are respectively connected to the surface of the saw blade. The lower surface of the slide plate is overlapped with the upper surface of the saw blade. Both sides of the inner wall of the cavity are provided with guide grooves. The interior of the guide grooves are respectively movably connected with a guide block and a compression spring. The two guide blocks are respectively It is fixedly connected on both sides of the pressure block, the top of the pressure spring (12) is fixedly connected with the lower surface of the guide block (11), and the bottom of the pressure spring (12) is fixedly connected with the bottom of the inner wall of the guide groove (10), so A limit rod is movably connected in the limit hole opened at the bottom of the inner wall of the cavity, and the top of the limit rod penetrates the saw blade and is fixedly connected with the lower surface of the pressing block.

To further optimize the technical solution, a fixing block is fixedly connected to the upper surface of the handle, the fixing block is located on the front side of the first through slot, and a slot provided on the back of the fixing block is inserted with a pin.

To further optimize the technical solution, the upper surface of the slide plate is fixedly connected with a bump, and the front surface of the bump is fixedly connected to the end of the pin away from the fixing block.

To further optimize the technical solution, limit blocks are movably connected to the limit grooves opened on both sides of the inner wall of the chute, and the two limit blocks are respectively fixedly connected to both sides of the slide plate.

To further optimize the technical solution, the second through groove is T-shaped, and the shape of the second through groove is adapted to the shape of the saw blade.

(3) Beneficial effects

The utility model provides a saw for outdoor activities that is convenient for blade replacement, and has the following beneficial effects:

1. In the present invention, a slide plate, a return spring, a pressure block, a guide block and a pressure spring are arranged, and the slide plate is pushed to the back to squeeze the return spring, so that the latch is separated from the slot, and the lower surface of the slide plate is separated from the upper surface of the pressure block, so that the The guide block drives the pressure block to move upward under the tension of the compression spring, the limit rod moves to the top of the saw blade, lifts the saw blade and moves upward, so that the saw blade can pass through the second through slot and be separated from the cavity, and the new The saw blade is placed inside the cavity through the second through slot, so that the lower surface of the saw blade overlaps with the bottom of the inner wall of the cavity, and the pressure block is pressed to drive the guide block to squeeze the compression spring downward, so that the lower surface of the pressure block is pressed down. The surface overlaps with the upper surface of the saw blade, and the bump is loosened, so that the sliding plate returns to its original position under the action of the tension of the return spring, and the bolt is inserted into the slot, replacing the use of the fixing bolt, and the replacement of the saw blade is completed, and the operation is simple. It achieves the effect of easy replacement of the saw blade of the saw blade, and solves the problem that the saw blade of the common saw blade is fixed with fixing bolts or rivets. The use of the movable saw brings the problem of inconvenience.

2. By setting the limit block in the present invention, when the slide plate moves to the front or the back, the limit block moves to the front or the back along the inner wall of the limit groove, so as to limit the slide plate to the inside of the chute, and avoid the sliding plate and the sliding plate. Chute separation.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the front sectional view at the position of the second through groove of the present utility model;

Fig. 3 is the top sectional view at the position of the limit rod of the present invention;

Fig. 4 is the top sectional view at the position of the sliding plate of the utility model;

Figure 5 is a top view of the utility model.

In the figure: 1, handle; 2, saw blade; 3, first through slot; 4, second through slot; 5, chute; 6, return spring; 7, slide plate; 8, cavity; 9, pressure block; 10, guide groove; 11, guide block; 12, compression spring; 13, limit rod; 14, fixed block; 15, latch; 16, limit block; 17, bump.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-5, the utility model provides a technical solution: a knife saw for outdoor activities that is easy to replace the blade, including a handle 1 and a saw blade 2, the saw blade 2 is located on the front of the handle 1, and the upper surface of the handle 1 A fixed block 14 is fixedly connected, the fixed block 14 is located at the front of the first through slot 3, and a slot opened on the back of the fixed block 14 is inserted with a plug 15, and the slot opened by the fixed block 14 limits the position of the plug 15, The latch 15 fixes the slide plate 7 to prevent the slide plate 7 from shaking. A through hole is opened on the surface of the saw blade 2 corresponding to the position of the limit rod 13. The upper surface and the front of the handle 1 are respectively provided with a first through slot 3 and a second through slot. 4. The first through slot 3 provides space for the movement of the slide plate 7 and the pressing block 9, and the second through slot 4 limits the saw blade 2 and facilitates the replacement of the saw blade 2. The second through slot 4 is T-shaped, and the second through slot 4 is T-shaped. The shape of the two through grooves 4 is adapted to the shape of the saw blade 2. The back of the inner wall of the first through groove 3 is provided with a chute 5. The chute 5 guides the sliding plate 7, and the limit grooves opened on both sides of the inner wall of the chute 5 The limit blocks 16 are movably connected inside, and the two limit blocks 16 are fixedly connected to both sides of the slide plate 7 respectively. The limit blocks 16 prevent the slide plate 7 from separating from the chute 5, and the inside of the chute 5 is respectively movably connected with a return spring 6 And the sliding plate 7, the initial state of the return spring 6 is the normal state, which ensures that the sliding plate 7 can return to the initial position after the movement, the sliding plate 7 limits the pressure block 9, and the upper surface of the sliding plate 7 is fixedly connected with a convex block 17. The convex block The front side of 17 is fixedly connected with the end of the pin 15 away from the fixed block 14. The bump 17 has the function of a handle, which is convenient for moving the slide plate 7. The front surface of the slide plate 7 overlaps with the front surface of the inner wall of the first through groove 3. A cavity 8 is provided inside the handle 1. The cavity 8 provides space for the movement of the pressure block 9 and guides the pressure block 9. The cavity 8 They are respectively communicated with the first through slot 3 and the second through slot 4, the inner wall of the cavity 8 and the inner wall of the second through slot 4 are movably connected with the surface of the saw blade 2, and the interior of the cavity 8 is movably connected with a pressing block 9 , the pressure block 9 limits the saw blade 2, the upper surface and the lower surface of the pressure block 9 overlap with the lower surface of the slide plate 7 and the upper surface of the saw blade 2 respectively, and guide grooves are provided on both sides of the inner wall of the cavity 8 10. The guide groove 10 guides the guide block 11. The guide groove 10 is movably connected with the guide block 11 and the compression spring 12. The guide block 11 guides the pressure block 9 and limits the pressure block 9 to avoid pressure. The block 9 shakes, and the initial state of the compression spring 12 is a compressed state. When the sliding plate 7 does not limit the pressure block 9, the pressure block 9 can be pushed to move through the guide block 11, and the two guide blocks 11 are respectively fixedly connected to the pressure block 9. On both sides, the top of the compression spring 12 is fixedly connected to the lower surface of the guide block 11 , the bottom of the compression spring 12 is fixedly connected to the bottom of the inner wall of the guide groove 10 , and the limit hole opened at the bottom of the inner wall of the cavity 8 is movably connected to the limit rod 13 , the limit rod 13 limits the saw blade 2 to prevent the saw blade 2 from shaking, and the top of the limit rod 13 penetrates the saw blade 2 and is fixedly connected with the lower surface of the pressing block 9 .

When in use, the initial state is that the return spring 6 is in a normal state, the compression spring 12 is in a compressed state, and pushes the bump 17 to move to the back, so that the slide plate 7 is pressed and reset to the back along the inner wall of the first through slot 3 and the chute 5 The spring 6, the pin 15 are separated from the slot, the lower surface of the slide plate 7 is separated from the upper surface of the pressure block 9, so that the guide block 11 moves upward along the inner wall of the guide groove 10 under the tension of the pressure spring 12, and the guide block 11 drives the The pressing block 9 moves upward along the inner wall of the cavity 8, so that the limit rod 13 is separated from the limit hole, and the limit rod 13 is moved to the top of the saw blade 2, and the saw blade 2 is lifted to move upward, so that the saw blade 2 can The damaged saw blade 2 is removed through the second through slot 4 and separated from the cavity 8, and a new saw blade 2 is placed into the cavity 8 through the second through slot 4, so that the lower surface of the saw blade 2 is in contact with the cavity 8. The bottom of the inner wall of the cavity 8 is overlapped, and the through hole opened on the upper surface of the saw blade 2 corresponds to the position of the limit hole, press the dynamic pressure block 9 to make it move downward along the first through slot 3 and the inner wall of the cavity 8, The lower surface of the pressing block 9 is overlapped with the upper surface of the saw blade 2 , the guide block 11 pushes the compression spring 12 downward along the guide groove 10 , and the limit rod 13 is inserted into the limit hole through the through hole on the saw blade 2 , fix the saw blade 2, loosen the bump 17, so that the slide plate 7 returns to its original position under the tension of the return spring 6, the limit block 16 returns to its original position along the inner wall of the limit slot, and the slide plate 7 passes through the bump 17 Drive the plug 15 into the slot, and fix the slide plate 7, instead of the use of the fixing bolt, the replacement of the saw blade 2 is completed, and the operation is simple.

To sum up, the utility model solves the problem that the saw blade 2 of the common saw is fixed by fixing bolts or rivets by setting the sliding plate 7, the reset spring 6, the pressure block 9, the guide block 11 and the pressure spring 12. When the saw blade 2 When damage occurs and needs to be replaced, the saw blade 2 must be replaced by an additional tool, which brings inconvenience to the use of the outdoor movable saw.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides an outdoor activities is with saber saw of blade of being convenient for change, includes handle (1) and saw bit (2), saw bit (2) are located the front of handle (1), its characterized in that: the upper surface and the front surface of the handle (1) are respectively provided with a first through groove (3) and a second through groove (4), the back surface of the inner wall of the first through groove (3) is provided with a sliding groove (5), the inside of the sliding groove (5) is respectively and movably connected with a reset spring (6) and a sliding plate (7), two ends of the reset spring (6) are respectively and fixedly connected with the back surface of the inner wall of the sliding groove (5) and the back surface of the sliding plate (7), the front surface of the sliding plate (7) is overlapped with the front surface of the inner wall of the first through groove (3), the inside of the handle (1) is provided with a cavity (8), the cavity (8) is respectively communicated with the first through groove (3) and the second through groove (4), the inner wall of the cavity (8) and the inner wall of the second through groove (4) are both movably connected with the surface of the saw blade (2), and the inside of, the upper surface and the lower surface of briquetting (9) overlap joint with the lower surface of slide (7) and the upper surface of saw bit (2) respectively, guide way (10) have all been seted up to the both sides of cavity (8) inner wall, the inside difference swing joint of guide way (10) has guide block (11) and pressure spring (12), two guide block (11) fixed connection is in the both sides of briquetting (9) respectively, the top of pressure spring (12) and the lower fixed surface of guide block (11) are connected, the bottom of pressure spring (12) and the bottom fixed connection of guide way (10) inner wall, spacing downthehole swing joint that cavity (8) inner wall bottom was seted up has gag lever post (13), the top of gag lever post (13) run through saw bit (2) and with the lower fixed surface of briquetting (9) be connected.

2. The blade saw for outdoor activities convenient for blade replacement of claim 1, wherein: the handle is characterized in that a fixing block (14) is fixedly connected to the upper surface of the handle (1), the fixing block (14) is located on the front face of the first through groove (3), and a plug pin (15) is inserted into a slot formed in the back face of the fixing block (14).

3. The blade saw for outdoor activities convenient for blade replacement of claim 2, wherein: the upper surface of slide (7) is fixedly connected with lug (17), the front of lug (17) and bolt (15) keep away from the one end fixed connection of fixed block (14).

4. The blade saw for outdoor activities convenient for blade replacement of claim 1, wherein: limiting blocks (16) are movably connected in limiting grooves formed in two sides of the inner wall of the sliding groove (5), and the two limiting blocks (16) are fixedly connected to two sides of the sliding plate (7) respectively.

5. The blade saw for outdoor activities convenient for blade replacement of claim 1, wherein: the second through groove (4) is T-shaped, and the shape of the second through groove (4) is matched with that of the saw blade (2).

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