阅读说明：本技术 一种新型单手锯 (Novel single-hand saw ) 是由 李智 于 2021-06-08 设计创作，主要内容包括：本发明公开一种新型单手锯,包括固定条,所述固定条的右端固定连接有副紧鞘,所述副紧鞘的内壁套接有主框,所述主框的底端转动连接有球形旋把,所述端头鞘的内腔卡接有主紧鞘,所述主紧鞘外表面的下部转动连接有旋键,且主紧鞘的内腔卡接有锯条,所述固定条的左端固定连接有夹紧板,且夹紧板的顶端与锯条的底端卡接。本发明通过安装有增强板,使用前将增强板的上下两端分别卡在主框和固定条上,然后将增强板的左端夹紧锯条,这样使用单手锯锯东西时,锯条可以在一定程度上避免弯折的现象,且锯条的受力更加集中,这样锯条在锯齿被磨损报废之前不会因为锯条折断而提前报废,有效提高了锯条的耐用程度。(The invention discloses a novel single-hand saw, which comprises a fixed strip, wherein the right end of the fixed strip is fixedly connected with an auxiliary tight sheath, the inner wall of the auxiliary tight sheath is sleeved with a main frame, the bottom end of the main frame is rotatably connected with a spherical rotating handle, the inner cavity of an end sheath is clamped with a main tight sheath, the lower part of the outer surface of the main tight sheath is rotatably connected with a rotating key, the inner cavity of the main tight sheath is clamped with a saw blade, the left end of the fixed strip is fixedly connected with a clamping plate, and the top end of the clamping plate is clamped with the bottom end of the saw blade. According to the invention, the reinforcing plate is arranged, the upper end and the lower end of the reinforcing plate are respectively clamped on the main frame and the fixing strip before use, and then the saw blade is clamped at the left end of the reinforcing plate, so that when a single-hand saw is used for sawing things, the saw blade can be prevented from being bent to a certain extent, the stress of the saw blade is more concentrated, the saw blade cannot be scrapped in advance due to the fact that the saw blade is broken before the saw teeth are abraded and scrapped, and the durability of the saw blade is effectively improved.)

1. A novel single-arm saw comprises a fixing strip (1) and is characterized in that: the right end of the fixing strip (1) is fixedly connected with an auxiliary tight sheath (3), the inner wall of the auxiliary tight sheath (3) is sleeved with a main frame (4), the bottom end of the main frame (4) is rotatably connected with a spherical rotating handle (2), the left end of the main frame (4) is fixedly connected with a head sheath (5), the inner cavity of the head sheath (5) is clamped with a main tight sheath (6), the lower part of the outer surface of the main tight sheath (6) is rotatably connected with a rotating key (7), the inner cavity of the main tight sheath (6) is clamped with a saw blade (9), the left end of the fixing strip (1) is fixedly connected with a clamping plate (10), the top end of the clamping plate (10) is clamped with the bottom end of the saw blade (9), the bottom end of the clamping plate (10) is fixedly connected with a saw handle (11), the right side of the saw blade (9) is clamped with a reinforcing plate (8), and the upper part of the reinforcing plate (8) is clamped with the left side of the outer surface of the main frame (4), the lower part of the reinforcing plate (8) is clamped with the outer surface of the fixing strip (1).

2. The new single-arm saw as claimed in claim 1, wherein: reinforcing plate (8) are including framework (81), fixed gib (82) of the fixed curved bar of top fixedly connected with of framework (81) inner wall, and the both sides of fixed gib (82) all weld have fixed tooth (83), the equal fixedly connected with briquetting (84) in both sides of framework (81) inner wall, the right side welding on briquetting (84) surface has fixed tooth (83), the bottom joint of fixed gib (82) has with briquetting (12), the bottom fixedly connected with rubber shell (85) of adding briquetting (12), the top and the bottom fixedly connected with damping strip (14) of rubber shell (85) inner wall, the equal fixedly connected with connecting band (13) in both sides of damping strip (14), the equal fixedly connected with cardboard (86) in both sides of rubber shell (85), the bottom fixedly connected with strip saw board (15) of connecting band (13).

3. The new single-arm saw as claimed in claim 1, wherein: the pressurizing block (12) (84) comprises a bearing body (121), a connecting spring (122) is welded at the top of the inner wall of the bearing body (121), and a balancing weight (123) is fixedly connected to the bottom end of the connecting spring (122).

4. The new single-arm saw as claimed in claim 1, wherein: connecting band (13) are including plastic cover case (131), the equal fixedly connected with shock attenuation board (137) in top and the bottom of plastic cover case (131) inner wall, and the equal fixedly connected with buffer spring (132) in both sides of plastic cover case (131) inner wall, the right-hand member fixedly connected with slider (133) of buffer spring (132), the bottom fixedly connected with even key (134) of slider (133), hole baffle (138) are dug to the upper portion and the equal fixedly connected with in lower part of plastic cover case (131) inner chamber, the hole of digging hole baffle (138) is run through to the bottom of even key (134) to fixedly connected with draws piece (135), the right side fixedly connected with brace (136) of drawing piece (135).

5. The new single-arm saw as claimed in claim 1, wherein: the shock absorption strip (14) comprises a soft shell (141), the top end and the bottom end of the inner wall of the soft shell (141) are fixedly connected with fork rods (142), and a connecting ball (143) is clamped between the two fork rods (142) at the forked ends.

6. The new single-arm saw as claimed in claim 1, wherein: the jig saw plate (15) comprises a plate frame (151), a sliding rail (154) is fixedly connected to the top of the inner wall of the plate frame (151), a winding rotating rod (153) is connected to the inner wall of the rear portion of the plate frame (151), the front end of the winding rotating rod (153) penetrates through the outer surface of the plate frame (151) and extends to the outside of the plate frame (151), a steel wire rope (152) is fixedly connected to the middle of the winding rotating rod (153), a sliding key (156) is fixedly connected to the bottom end of the steel wire rope (152), fixed blocks (159) are fixedly welded to the left side and the right side of the inner wall of the plate frame (151), a groove (157) is formed in the top end of each fixed block (159), the inner wall of each groove (157) is connected with the outer surface of the sliding key (156) in a clamped mode, an extrusion block (1510) is fixedly welded to the right side of each fixed block (159), and a guide and connection column (155) is rotatably connected to the rail of the sliding rail (154), the front end of the outer surface of the guide connecting column (155) is rotatably connected with a pressure lever (158), and the bottom end of the pressure lever (158) is fixedly connected with the right side of the fixed block (159).

Technical Field

The invention relates to the technical field of buildings, in particular to a novel single-hand saw.

Background

The single-hand saw is one of the hardware and tools that often sees in the building, because portable, the flexibility is strong, simple structure wide application in building, machine production, fields such as construction, along with the variation in size of single-hand saw, the range of application is also different, be applied to saw wood and steel pipe most often in the life, but the single-hand saw is thin partially, therefore when using, the user is if improper operation, can lead to the saw blade to distort the skew at the in-process of saw thing when sawing unstable, the whole atress of saw blade is uneven, and then cause the saw blade to warp, and even the condition of saw blade rupture, cause the unnecessary loss of saw blade, form extravagantly, this is a bad phenomenon, consequently, need a method to solve this kind of problem.

Disclosure of Invention

The invention aims to provide a novel single-hand saw to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel single hand saw, includes the fixed strip, the vice tight sheath of right-hand member fixedly connected with of fixed strip, the inner wall of the vice tight sheath has cup jointed the main frame, the bottom of main frame is rotated and is connected with the sphere and revolve the handle, and the left end fixedly connected with end sheath of main frame, the inner chamber joint of end sheath has main tight sheath, the lower part of the tight sheath surface of main rotates and is connected with the key soon, and the inner chamber joint of the tight sheath of main has the saw blade, the left end fixedly connected with clamp plate of fixed strip, and the top of clamp plate and the bottom joint of saw blade, the bottom fixedly connected with strip saw handle of clamp plate, the right side joint of saw blade has the reinforcing plate, and the upper portion of reinforcing plate and the left side joint of main frame surface, the lower part of reinforcing plate and the surface joint of fixed strip.

Preferably, the reinforcing plate includes the framework, the fixed gib block of top fixedly connected with of framework inner wall, and the both sides of fixed gib block all weld have fixed tooth, the equal fixedly connected with briquetting in both sides of framework inner wall, the right side welding on briquetting surface has fixed tooth, the bottom joint of fixed gib block has with the briquetting, the bottom fixedly connected with rubber shell with the briquetting, the top and the bottom fixedly connected with shock attenuation strip of rubber shell inner wall, the equal fixedly connected with connecting band in both sides of shock attenuation strip, the equal fixedly connected with cardboard in both sides of rubber shell, the bottom fixedly connected with strap saw blade of connecting band.

Preferably, the pressurizing block comprises a bearing body, a connecting spring is welded at the top of the inner wall of the bearing body, and a balancing weight is fixedly connected to the bottom end of the connecting spring.

Preferably, the connecting band includes the plastic shell, the equal fixedly connected with shock attenuation board in top and the bottom of plastic shell inner wall, and the equal fixedly connected with buffer spring in both sides of plastic shell inner wall, buffer spring's right-hand member fixedly connected with slider, the bottom fixedly connected with link key of slider, the equal fixedly connected with in upper portion and the lower part of plastic shell inner chamber dig the hole baffle, the hole of digging the hole baffle is run through to the bottom of link key to fixedly connected with draws the piece, draw the right side fixedly connected with brace of piece.

Preferably, the shock-absorbing strip comprises a soft shell, the top end and the bottom end of the inner wall of the soft shell are fixedly connected with fork rods, and a connecting ball is clamped between the two fork rod opening ends.

Preferably, the strip saw board includes the sheet frame, the top fixedly connected with slide rail of sheet frame inner wall, and the inner wall joint at sheet frame rear has the winding bull stick, the front end of winding bull stick runs through the surface of sheet frame and extends to the outside of sheet frame, the middle part fixedly connected with wire rope of winding bull stick, wire rope's bottom fixedly connected with feather key, the equal fixed weld in the left and right sides of sheet frame inner wall has the fixed block, the top of fixed block is seted up flutedly, and the outer surface joint of the inner wall of recess and feather key, the right side fixed weld of fixed block has the extrusion piece, it leads the pillar to rotate to be connected with on the track of slide rail, the front end that leads the pillar surface rotates and is connected with the depression bar, and the bottom of depression bar and the right side fixed connection of fixed block.

The invention provides a novel single-hand saw. The method has the following beneficial effects:

(1) according to the invention, the reinforcing plate is arranged, the upper end and the lower end of the reinforcing plate are respectively clamped on the main frame and the fixing strip before use, and then the saw blade is clamped at the left end of the reinforcing plate, so that when a single-hand saw is used for sawing things, the saw blade can be prevented from being bent to a certain extent, the stress of the saw blade is more concentrated, the saw blade cannot be scrapped in advance due to the fact that the saw blade is broken before the saw teeth are abraded and scrapped, and the durability of the saw blade is effectively improved.

(2) When sawing at every turn, because the speed of sawing is greater than the speed of receiving the saw, so the balancing weight can all be accelerated motion striking below when sawing at every turn, and then gives an impact force of saw blade, makes the sawing force stronger, and is more laborsaving when the user saws the thing.

(3) The tooth portion through the saw blade produces the friction and then saws the object during the singlehanded saw, and the reaction vibrations power that consequently produces is very strong, and the existence of connecting band can be changed the pulling force and the pressure of drawing the piece with reaction vibrations power, and then constantly extrudees and stretch the brace and eliminate partial power, can keep certain stability when the singlehanded saw uses.

(4) The single-hand saw is when sawing the object, and the probably hardness of object is inhomogeneous, can produce very strong vibrations of jolting when consequently sawing, can cause the injury to user's hand, like tiger's mouth position, and the existence of shock attenuation strip can extrude the connecting ball repeatedly when the single-hand saw produces vibrations from top to bottom, converts the vibrations power into the elasticity of fork arm, and then reduces the influence of vibrations from top to bottom.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the structure of the reinforcing plate of the present invention;

FIG. 4 is a schematic structural diagram of a pressurizing block of the present invention;

FIG. 5 is a schematic view of a fastening tape according to the present invention;

FIG. 6 is a schematic structural view of the shock strip of the present invention;

fig. 7 is a schematic view of the structure of the jigsaw plate of the present invention.

In the figure: 1. a fixing strip; 2. a spherical knob; 3. secondary sheath tightening; 4. a main frame; 5. a tip sheath; 6. a primary tight sheath; 7. rotating the key; 8. a reinforcing plate; 9. a saw blade; 10. a clamping plate; 11. a bar saw handle; 81. a frame body; 82. fixing the bent strip; 83. fixing teeth; 84. briquetting; 85. a rubber shell; 86. clamping a plate; 12. pressing a block; 121. a load bearing body; 122. a connecting spring; 123. a balancing weight; 13. a connecting belt; 131. a plastic housing; 132. a buffer spring; 133. a slider; 134. connecting a bond; 135. pulling the block; 136. bracing; 137. a damper plate; 138. digging a hole partition plate; 14. a shock absorbing bar; 141. a soft shell; 142. a fork lever; 143. a connecting ball; 15. a bar saw plate; 151. a plate frame; 152. a wire rope; 153. winding the rotating rod; 154. a slide rail; 155. a lead-in post; 156. a sliding key; 157. a groove; 158. a pressure lever; 159. a fixed block; 1510. and extruding the block.

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.

As shown in fig. 1 to 7, the present invention provides a technical solution: the utility model provides a novel single hand saw, including fixed strip 1, the vice tight sheath of right-hand member fixedly connected with 3 of fixed strip 1, main frame 4 has been cup jointed to the inner wall of the vice tight sheath 3, the bottom of main frame 4 is rotated and is connected with the sphere and revolve 2, and the left end fixedly connected with end sheath 5 of main frame 4, the inner chamber joint of end sheath 5 has main tight sheath 6, the lower part of the tight sheath 6 surface of owner rotates and is connected with rotary key 7, and the inner chamber joint of the tight sheath 6 of owner has saw blade 9, the left end fixedly connected with clamp plate 10 of fixed strip 1, and the top of clamp plate 10 and the bottom joint of saw blade 9, the bottom fixedly connected with strip saw handle 11 of clamp plate 10, the right side joint of saw blade 9 has reinforcing plate 8, and the upper portion of reinforcing plate 8 and the left side joint of the main frame 4 surface, the lower part of reinforcing plate 8 and the surface joint of fixed strip 1.

The reinforcing plate 8 comprises a frame body 81, a fixed bent bar 82 is fixedly connected to the top of the inner wall of the frame body 81, fixing teeth 83 are welded on two sides of the fixed bent bar 82, pressing blocks 84 are fixedly connected to two sides of the inner wall of the frame body 81, fixing teeth 83 are welded on the right side of the surface of the pressing blocks 84, a pressing block 12 is clamped at the bottom of the fixed bent bar 82, a rubber shell 85 is fixedly connected to the bottom of the pressing block 12, damping bars 14 are fixedly connected to the top end and the bottom end of the inner wall of the rubber shell 85, connecting bands 13 are fixedly connected to two sides of the damping bars 14, clamping plates 86 are fixedly connected to two sides of the rubber shell 85, a bar saw plate 15 is fixedly connected to the bottom of the connecting bands 13, the upper end and the lower end of the reinforcing plate 8 are clamped on a main frame 4 and a fixing bar 1 respectively before use, then the left end of the reinforcing plate 8 is clamped with a saw blade 9, when a single-hand saw is used, the saw blade 9 can avoid bending phenomenon to a certain extent, and the stress of the saw blade 9 is more concentrated, so that the saw blade 9 cannot be scrapped in advance because the saw blade 9 is broken before the saw teeth are abraded and scrapped, and the durability of the saw blade 9 is effectively improved.

Pressurization piece 1284 includes bearing body 121, and the top welding of bearing body 121 inner wall has connecting spring 122, and connecting spring 122's bottom fixedly connected with balancing weight 123, when sawing at every turn, because the speed of sawing is greater than the speed of receiving the saw, so balancing weight 123 all can do the accelerated motion striking below when sawing at every turn, and then gives 8 impact forces of saw blade, makes the sawing force stronger, and the user is lighter laborsaving when sawing the thing.

The connecting band 13 comprises a plastic case 131, the top and the bottom of the inner wall of the plastic case 131 are fixedly connected with a damping plate 137, and both sides of the inner wall of the plastic housing 131 are fixedly connected with the buffer springs 132, the right ends of the buffer springs 132 are fixedly connected with the sliders 133, the bottom ends of the sliders 133 are fixedly connected with the connecting keys 134, the upper part and the lower part of the inner cavity of the plastic housing 131 are fixedly connected with the hole-digging partition plates 138, the bottom ends of the connecting keys 134 penetrate through the holes of the hole-digging partition plates 138, and is fixedly connected with a pulling block 135, the right side of the pulling block 135 is fixedly connected with a brace 136, when the saw is sawn by one hand, the object is sawn by the friction generated by the tooth part of the saw blade 8, the resulting counteracting shock force is very strong, and the presence of the connecting strap 13 converts the counteracting shock force into a pulling force and a pressing force of the pulling block 135, the constant squeezing and stretching of the brace 136 in turn partially eliminates the force and maintains a certain stability during use of the single-handed saw.

The damping strip 14 comprises a soft shell 141, the top end and the bottom end of the inner wall of the soft shell 141 are fixedly connected with fork rods 142, a connecting ball 143 is clamped between the forked ends of the two fork rods 142, when the single-hand saw is used for sawing an object, the object is uneven in hardness, strong bumping vibration can be generated during sawing, and the hand of a user can be injured, such as a tiger mouth part, the connecting ball 143 can be repeatedly squeezed when the single-hand saw generates up-down vibration in the existence of the damping strip 14, the vibration force is converted into the elastic force of the fork rods 142, and then the influence of the up-down vibration is reduced.

The jig saw plate 15 comprises a plate frame 151, a slide rail 154 is fixedly connected to the top of the inner wall of the plate frame 151, a winding rotating rod 153 is clamped to the inner wall of the rear of the plate frame 151, the front end of the winding rotating rod 153 penetrates through the outer surface of the plate frame 151 and extends to the outside of the plate frame 151, a steel wire rope 152 is fixedly connected to the middle of the winding rotating rod 153, a sliding key 156 is fixedly connected to the bottom end of the steel wire rope 152, fixed blocks 159 are fixedly welded to the left side and the right side of the inner wall of the plate frame 151, a groove 157 is formed in the top end of each fixed block 159, the inner wall of each groove 157 is clamped to the outer surface of each sliding key 156, a squeezing block 1510 is fixedly welded to the right side of each fixed block 159, a guide column 155 is rotatably connected to the track of the slide rail 154, a compression bar 158 is rotatably connected to the front end of the outer surface of the guide column 155, the bottom end of the compression bar 158 is fixedly connected to the right side of the fixed block 159, the squeezing blocks 1510 on both sides clamp the saw blade 9 before use, the clamping degree is adjusted by rotating the winding rotating rod 153, and because the extrusion blocks 1510 have certain deformation capacity, the saw blade 9 is not pinched, at this time, the contact area of the two extrusion blocks 1510 becomes large, the working end of the saw blade 9 is clamped, the saw blade 9 is prevented from shaking, the pinched saw blade 9 can avoid the contact with sawdust, the corrosion degree of the saw blade 9 can be reduced, and the service life of the saw blade 9 is prolonged.

The working principle is as follows: before use, the upper end and the lower end of a reinforcing plate 8 are respectively clamped on a main frame 4 and a fixed strip 1, then the left end of the reinforcing plate 8 clamps a saw blade 9, extruding blocks 1510 on two sides clamp the saw blade 9, the clamping degree is adjusted by rotating a winding rotating rod 153, and because the extruding blocks 1510 have certain deformation capacity, the saw blade 9 is not clamped and broken, at the moment, the contact area of the two extruding blocks 1510 is enlarged, the working end of the saw blade 9 is clamped, the shaking of the saw blade 9 is prevented, when sawing down, because the sawing down speed is greater than the sawing up speed, a balancing weight 123 can do accelerated motion and impact below when sawing down, and further give an impact force to the saw blade 8, so that the saw power is stronger, when sawing down by a single hand, the object is sawed through the friction generated by the tooth part of the saw blade 8, the generated reaction vibration force is strong, and the existence of a connecting belt 13 can convert the reaction vibration force into the pulling force and the pressure of the pulling block 135, the force is partially eliminated by continuously squeezing and stretching the brace 136, and similarly, the shock-absorbing strip 14 can repeatedly squeeze the connecting ball 143 when the single-handed saw vibrates up and down, so that the vibration force is converted into the elastic force of the fork 142, and the influence of the up-and-down vibration is reduced.

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 invention, the scope of which is defined in the appended claims and their equivalents.