CN101115588A - Firmly connected hand tool - Google Patents

Firmly connected hand tool Download PDF

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Publication number
CN101115588A
CN101115588A CNA2006800041626A CN200680004162A CN101115588A CN 101115588 A CN101115588 A CN 101115588A CN A2006800041626 A CNA2006800041626 A CN A2006800041626A CN 200680004162 A CN200680004162 A CN 200680004162A CN 101115588 A CN101115588 A CN 101115588A
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China
Prior art keywords
hole
handle
hand
connected firmly
assembling
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CNA2006800041626A
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Chinese (zh)
Inventor
罗树森
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Individual
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Individual
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Priority claimed from CNU2005200004085U external-priority patent/CN201036876Y/en
Application filed by Individual filed Critical Individual
Priority to CNA2006800041626A priority Critical patent/CN101115588A/en
Publication of CN101115588A publication Critical patent/CN101115588A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to an axe or hammer which is firmly connected, and includes an axe or hammerhead (1) and handle (12), the axe or hammerhead (1) is provided with a pilot hole (11) and the handle (2) is provided with a mounting end (21), the invention is characterized in that the external surface of the mounting end (21) of the handle (2) is provided with a longitudinal groove (23), the surface of the mounting hole (11) of the axe or hammerhead (1) is provided with longitudinal bead (24) which is inserted into the groove (23) after that the mounting end (21) of the handle (2) is inserted into the mounting hole (11) of the axe or hammer block. The axe or hammer which is presented by the invention and is firmly connected has the advantages of simple assemble technique, firm assembling and a high using security.

Description

The hand-held tool being connected firmly
The hand-held tool technical field being connected firmly
The present invention relates to a kind of hand-held tool, more particularly to a kind of hand-held tool being connected firmly.Background technology
Hand-held tool used in now, the assembling end of its handle and hand-held tool mounting hole are generally all using several cross sectional shapes such as circle side or ellipses, although the handle and mounting hole of this cross sectional shape be simple to manufacture, production cost is low, but the influence of the factors such as this assembling structure climate, environment, temperature, humidity, use condition, handle is also easy to produce volume contraction, reach when shrinking and will result in releasing for handle and hand tool head to a certain degree, influence safe handling.When being assembled using adhesive, handle first must be assembled into end and hand tool head mounting hole after loading end good seal with adhesive, vast and boundless encapsulation again is matched somebody with somebody, as this is sealed with a little small gap, it will also result in leak adhesive and form substandard products, after adhesive solidification, the adhesive of sealing is eliminated clean again, waste time and energy, and the hardening time of adhesive is long, hand-held tool is from assembling, filling, to product packaging, needed for twice round the clock, activity time span is long, and easily got rusty in process, the defect such as dirty.Applicant is in the application on the 30th of September in 2003 and published PCT/CN03/OO842 patents of invention《The axe or hammer being connected firmly》A kind of axe or hammer being connected firmly is proposed, includes the reverse wedge shape blind hole and inverted wedge of interior empty handle, axe or tup.The assembling end of handle is located between blind hole and inverted wedge, the assembling end of handle produces deformation in the presence of inverted wedge, the shape identical wedge shape with assembling blind hole is deformed into, the anti-pulling-out force and safety in utilization of axe or hammer is greatly improved, and increase the service life more than 3 times.But applicant has found in practice, the axe being connected firmly or hammer that PCT/CN03/00842 is proposed, when its mounting hole uses round reverse wedge type hole, although anti-pulling-out force 4 is blunt big, the anti-torsional strength of handle is not very high, when its mounting hole uses square, the reverse wedge type blind hole of ellipse, the axe or hammer of assembling, anti-pulling-out force are big, and anti-torsional strength is also high, but this hole manufacture difficulty is big, it is difficult to use common process mass production. The content of the invention
It is true based on more than that the purpose of the present invention is to propose to a kind of axe or hammer with same big pulling-out force proposed with PCT/CN03/00842, this axe or hammer mounting hole is easy to manufacture, when being assembled using adhesive, the adhesive of big viscosity formulation can be used, and the assembling end of mounting hole need not be sealed, with short production cycle, high yield rate, quality is good.The hand-held tool that the present invention is connected firmly, including hand tool head（And handle 1)（2), hand tool head（1) there is mounting hole（11), handle（2) there is assembling end（21), it is characterised in that handle（2) assembling end（21) cross section has the shape by not connected in some sections of arcs of same central point, and the arc place of connecting forms re-entrant angle（13), the re-entrant angle of each cross section（13) longitudinal fluting is formed（23), hand tool head（1) mounting hole (11) is made up of several circular ports, and these circular ports are by loading end（S) adjacent holes intersect, mounting hole（11) by loading end（S shape of cross section) is connected and formed by some sections of circular arcs not in same central point, and the arc place of connecting forms salient angle（25), the salient angle of each cross section（25) fin of longitudinal direction is formed（24), hand tool head after assembling（1) mounting hole（11) fin（24) embedded handle（2) assembling end（21) groove（23) in.
The hand tool head（1) mounting hole（11) it is blind hole.
Into the angle more than zero degree between at least two adjacent holes in the circular port, close to loading end（S the distance of the central point of at least two adjacent holes is less than away from loading end on cross section)（S the distance of at least two adjacent aperture centers point on cross section).
From loading end in the circular port（S)-determine at least two adjacent holes of depth and separate, the shape of at least holes all turns into circle on the cross section of this separated sector hole of at least two adjacent holes, have between adjacent circle one it is intersegmental every（31), the interval of each cross section（31) longitudinal division acted on chock is formed（30), longitudinal division (30) is embedded into handle after assembling（2) assembling end（21) in.
The composition mounting hole（11) at least one circular port in several circular ports, It is close to loading end（S the diameter of a sector hole) is less than away from loading end（The diameter in one section of hole S).
The composition mounting hole（11) at least one hole in several circular ports is from loading end（S)-determine the depth hole be shaped as cone.
Described mounting hole（11) chock is housed in（3).
The chock（3) length is more than the mounting hole（11) depth.
The handle（2) center of inherent each arc has the hole of longitudinal direction（22)
The handle（2) there is the resilient key of longitudinal direction in（32 ).
The mounting hole（11) it is through hole, in the mounting hole（11) chock (3) is housed, with loading end in（S) opposite hand tool head（1) the other end（N) it is formed with counterbore（14), chock（3) rear end is formed with heavy platform（5), heavy platform after assembling（5) counterbore is loaded（14) in.
The chock（3) wedge-like portion（9) there is endoporus（8).
Described handle（2) assembling end（21) it is formed with cross through hole（29), in cross through hole（29) two ends are formed with pin tank（28), in cross through hole（29) equipped with elastic pin in（27).
In the other end of the hand tool head (1) opposite with loading end (S)（N) it is formed with the size no less than one and is less than blind hole bottom surface and and mounting hole（11) longitudinal hole (12) communicated.
The through hole (12) of the other end (N) is formed with counterbore (14) in the other end (N).In the other end（N through hole)（12) nail is installed in（6), the nail（6) there is one section of wedge shape（9).
Described nail（6) front end is formed with nail screw（26), rear end is formed with heavy platform (5), nail（6) length is more than hand tool head（And handle 1)（2) total length after assembling, nail（6) hand tool head is passed through（And handle 1)（2), the screw of its front end（26) expose the rear end of handle, and be connected with nut（7).
The mounting hole（11) end is being loaded（S) it is formed with counterbore（15). 06000166
The handle（2) end is assembled（And mounting hole 21)（11) there is bonding agent (20) between.
Described handle（2) outer rim has protective layer（4).
A kind of axe or hammer being connected firmly, including axe hammer head (1), handle (2) and chock（3), handle（2) there is assembling end（21), axe hammer head（1) there is pilot hole（11), it is characterised in that：Described handle（2) straight tube shape, handle are shaped as（2) it is empty in, with hole（22);Handle（2) assembling end（21) cross sectional shape is not to be formed by connecting in some sections of arcs of same central point.
Arc junction forms re-entrant angle, assembles end（21) outer surface forms longitudinal fluting.
Pilot hole（11) it is through hole or blind hole, pilot hole（11) bottom is wedge shape, and end is straight tube shape, end cross-sectional shape and described assembling end（21) cross sectional shape is identical.
Described hole（22) it is one or more.
Hole（22) it is through hole, hole（22) it is cylinder.
Chock（3) top is wedge shape, bottom Wei Round cylindricalitys.
Described chock（3) length is more than the pilot hole（11) length.
Chock（And hole 3)（22) it is interference fitted.
Described assembling end（And pilot hole 21)（11) there is bonding agent between.
Described handle (2) outer rim has protective layer (4).
The hand-held tool being connected firmly proposed by the invention, after assembling in the fin insertion handle tongue of mounting hole, such as spline fitted connection, and the longitudinal division that there is chock to act on specific one by hand, longitudinal division insertion handle are formed with the mounting hole of the hand-held tool（2) assembling end, and extrusion handle（2) assembling end make its generation type become, as with mounting hole identical shape.Blind hole is made in mounting hole, due to mounting hole（11) end is assembled with handle（21) section form of circular sliding slopes is all used, handle assembling end (21) and the mounting hole of the higher this section form of precision can be more easily produced using general processing method（11), this handle assembling end（21) such as piston rod, mounting hole（11) such as hydraulic cylinder, bonding agent is placed with the bottom of blind hole, handle is normally assembled Pressure be generally 2 tons, handle assembling end（21) mode cross section area is 150mm2, when handle assembles end（21) when being compressed to adhesive, 1.33xl0 can be produced5KPa pressure, so can sufficiently be filled into handle by the larger adhesive of viscosity, such as viscosity 0.32Pa S epoxy resin（2) end is assembled（21) internal clearance and assembling end（And mounting hole 21)（11) in the gap between, it is filling again without adding diluent to be reduced to certain viscosity epoxy resin, so the adhering with epoxy resin effect of agent without dilution can be more preferable, the assembly method can use the adhesive of big viscosity formulation, the gap of connecting portion may also be sufficient filling with, the assembling end of mounting hole (11) need not be first sealed during assembling, it is time saving and energy saving, defect rate, good product quality, as long as the product adhesive after assembling does not flow, it can be packed without whole completion of cures, it is effectively shortened activity time, avoid product in process get rusty with it is dirty, this hand-held tool, its connecting portion is not by outside climatic, environment, temperature, the influence of the factors such as humidity, avoid the aging of handle volume contraction and bonding agent, simultaneously because the protective effect of blind hole, in use, external force can not be directly impinging connecting portion, further increase the service life of hand-held tool.So not only pulling-out force is big for hand-held tool, and anti-torsion and bending strength are all very high, and the hand-held tool processing proposed by the present invention being connected firmly is simple, production cost is low, simplifies assembly technology, and is connected firmly, safe to use.Brief description of the drawings
Fig. 1 is the sectional view for the hand-held tool that first preferred embodiment is connected firmly；
Fig. 2 is Fig. 1 C-C sectional views；
Fig. 3 is the sectional view of first preferred embodiment hand tool head；
Fig. 4 is Fig. 3 B direction views；
Fig. 5 is the view of first preferred embodiment handle；
Fig. 6 is Fig. 5 A direction views；
Fig. 7 is Fig. 5 E-E sectional views；
Fig. 8 is the sectional view of the second preferred embodiment hand-held tool；
Fig. 9 be Fig. 8 C- (：Profile；
Figure 10 is Fig. 8 F-F profiles； Figure 11 is the sectional view of the second preferred embodiment hand tool head；
Figure 12 is Figure 11 B direction views；
Figure 13 is Figure 11 L-L direction views；
Figure 14 is the view of the preferred embodiment handle of the mat woven of fine bamboo strips two；
Figure 15 is Figure 14 A direction views；
Figure 16 is Figure 14 E-E sectional views；
Figure 17 is the sectional view for the hand-held tool that the preferred embodiment of the mat woven of fine bamboo strips three is connected firmly;Figure 18 is Figure 17（：- C sectional views；
Figure 19 is the sectional view of third preferred embodiment hand tool head；
Figure 20 is Figure 19 B direction views；
Figure 21 is the view of the preferred embodiment handle of the mat woven of fine bamboo strips three；
Figure 22 is Figure 21 G-G sectional views；
Figure 23 is Figure 21 H-H sectional views；
Figure 24 is the view of the elastic pin of third preferred embodiment；
Figure 25 is the sectional view for the hand-held tool that the 4th preferred embodiment is connected firmly;Figure 26 is Figure 25 C-C sectional views；
Figure 27 is the sectional view of the 4th preferred embodiment hand tool head；
Figure 28 is Figure 27 B to sectional view；
Figure 29 is the view of the 4th preferred embodiment handle；
Figure 30 is Figure 29 A direction views；
Figure 31 is Figure 29 E-E sectional views；
Figure 32 is the sectional view of the 4th preferred embodiment chock；
Figure 33 is the sectional view of the preferred embodiment of the mat woven of fine bamboo strips five；
Figure 34 is handle sectional view；
Figure 35 is chock front view；
Figure 36 is handle left view；
Figure 37 is axe hammer head sectional view； Figure 38 is axe hammer head B-B to sectional view；
Figure 39 is the sectional view of the 6th preferred embodiment；
Figure 40 is handle sectional view；
Figure 41 is handle left view；
Figure 42 is chock front view；
Figure 43 is axe hammer head sectional view；
Figure 44 is axe hammer head A-A to sectional view；
Figure 45 is the sectional view for the hand-held tool that the 7th preferred embodiment is connected firmly;Figure 46 is Figure 45 C-C sectional views；
Figure 47 is the sectional view of the 7th preferred embodiment hand tool head；
Figure 48 is Figure 47 B direction views；
Figure 49 is the view of the 7th preferred embodiment handle；
Figure 50 is Figure 49 A direction views；
Figure 51 is Figure 49 E-E sectional views；
Figure 52 is the sectional view of the 7th preferred embodiment chock；
Figure 53 is Figure 52 D direction views；
Figure 54 is that the 8th preferred embodiment is connected firmly the sectional view of hand-held tool；Figure 55 is Figure 54 C-C sectional views；
Figure 56 is the sectional view of the 8th preferred embodiment hand tool head；
Figure 57 is Figure 56 B to a conduit made of long bamboo figure；
Figure 58 is the sectional view of the 8th preferred embodiment handle；
Figure 59 is Figure 58 A direction views；
Figure 60 is Figure 58 E-E sectional views；
Figure 61 is the view of the 8th preferred embodiment nail；
Figure 62 is that the preferred embodiment of the mat woven of fine bamboo strips nine is connected firmly the sectional view of hand-held tool；Figure 63 is Figure 62 C-C sectional views；
Figure 64 is the sectional view of nine preferred embodiment hand tool heads； Figure 65 is Figure 64 B direction views；
Figure 66 is the sectional view of the 9th preferred embodiment handle；
Figure 67 is Figure 66 A direction views；
Figure 68 is Figure 66 E-E sectional views；
Figure 69 is the sectional view of the 9th preferred embodiment chock；
Figure 70 is the view of the 9th preferred embodiment nail；
Figure 71 is Figure 62 enlarged drawing；
Figure 72 is that the tenth preferred embodiment is connected firmly the sectional view of hand-held tool;
Figure 73 is Figure 72 C-C to sectional view；
Figure 74 is the sectional view of the preferred embodiment hand tool head of the mat woven of fine bamboo strips ten；
Figure 75 is Figure 74 B direction views；
Figure 76 is the sectional view of the tenth preferred embodiment handle；
Figure 77 is Figure 76 A direction views；
Figure 78 is Figure 77 E-E sectional views；
Figure 79 is the partial sectional view of the tenth preferred embodiment nail；
Figure 80 is the view of the tenth preferred embodiment nut；
Description of reference numerals
The mounting hole of 1 hand tool head 11
2 handle 12N ends through holes
The arc of 3 chock 13 connects place 1HJ angles
The counterbore of the mounting hole bottom through hole of 4 protective layer 14
The heavy mounting hole of platform 15 of 5 dozens of sons loads end counterbore
6 20 strands of nail sticks
The handle of 7 clamp nut 21 assembles end
The handle endoporus of 8 chock wedge type part endoporus 22
The handle assembling end groove of wedge type part 23 of 9 chocks
The mounting hole fin of column type 24 of 10 chock bottoms 25 mounting hole section salient angles 31 are spaced
The longitudinal elasticity pin of 26 nail screw 32
27 elastic pin S load end
The tool head of 29 cross through hole by hand anti-with loading end S-phase 28 pin tank N（1) the other end
30 next doors
Below in conjunction with accompanying drawing, the invention will be further described：
Embodiment
The preferred embodiment of the mat woven of fine bamboo strips one of the present invention, include hand tool head (1) and handle (2) as shown in Figure 1 and Figure 2, as shown in Figure 3, Figure 4, the mounting hole (11) of hand tool head (1) is blind hole, big outer small circular blind hole is crossed to form in two, centerline parallel of the center line of holes all with assembling back handle, the two blind round hole are cylindrical hole close to end (S) is loaded, leave and load the inverted cone-shaped blind hole that the bottom of end (S) is connected for small end with cylindrical hole, mounting hole（11) cross sectional shape of each sector hole is forms by not connected in concentric two sections of circular arcs, and the orphan place of connecting forms two salient angles（25), the salient angle in each section（25) two longitudinal fins (24) are formed, mounting hole (11) is close to loading end（S end) is straight tube shape, away from loading end（S the sectional dimension of base apertures) is more than close to loading end（S the sectional dimension of end hole), is interior big outer small shape, loads end（S) it is formed with counterbore (15).As shown in Fig. 5, Fig. 6, Fig. 7, the cross sectional shape at the assembling end (21) of handle (2) is to be connected and formed by two sections of circular arcs not in same central point, and the arc place of connecting forms re-entrant angle（13), the re-entrant angle in each section（13) longitudinal fluting on surface is formed（23), after assembling as shown in Figure 1 and Figure 2, in the embedded groove (23) of fin (24), handle (2) is fitted into counterbore (15) close to the front portion of assembling end (21), adhesive 20 is filled with the junction of handle and mounting hole, both antitorque and bending strength had been improved, production cost is reduced again.
The second preferred embodiment of the present invention, shown in Fig. 8, Fig. 9 and Figure 10, including hand tool head (1) and handle (2), as shown in Figure 11, Figure 12, hand tool head（1) mounting hole (11) is blind hole, and mounting hole (11) is into the center of interstitial hole by three round Mang Kong Group Line is overlapped with assembling the center line of back handle, and other two apertures are loading end（S) all intersect with interstitial hole, the mounting hole as shown in Figure 11, Figure 12（11) end is being loaded（S) if shape of cross section be to be connected and formed by the kilosegment orphan not in same central point, the distance of adjacent two arcs central point is less than this two lonely radius sum, and the arc place of connecting forms salient angle（25), the salient angle of each cross section（25) longitudinal fin (24) is formed, these three cylindrical type blind holes are leaving loading end as shown in Fig. 8, Figure 10, Figure 11, Figure 12, Figure 13（S)-determine the hole of depth three separate, on the F-F cross sections of this separated sector hole of three holes the distance of adjacent two center of arc point be more than the two circular arcs radius sum, the two circular arcs turn into circle, it is adjacent two circle between have by hand tool head（1) the one of material formation is intersegmental every (31), the interval of each cross section（31) longitudinal division (30) acted on mould is formd, loads end（S) it is formed with counterbore（15 ).The handle as shown in Figure 14, Figure 15, Figure 16（2) shape of cross section at assembling end (21) is to be connected and formed by four sections of arcs not in same central point, and the place of connecting of four sections of arcs forms W angles（13), time angle in each section（13) longitudinal direction W grooves (23) are formed, in handle (2) if the interior resilient key (32) provided with thousand longitudinal directions.After assembling in the embedded groove (23) of the fin (24) as shown in Fig. 8, Fig. 9, Figure 10, handle（2) assembling end（21) first contacted with the bottom longitudinal division (30) of mounting hole 11, handle is continued to load, next door (30) will be by handle（2) rive as three parts, next door at assembling end（30) such as the same chock with tool heads one, longitudinally it is embedded into (21), in order to prevent handle（2) assembling end (21) is by next door（30) fibrous fracture is produced when riving, in handle (2), if the resilient key (32) provided with Heavenly Stems and Earthly Branches longitudinal direction.Due to the squeezing action of next door (30), assembling end (21) is deformed into and mounting hole (11) identical shape, assembling has bonding agent between end (21) and mounting hole (11), handle (2) is firmly combined together very much with tup (1).
Load end（S) it is formed with counterbore (15); it is easy to handle to assemble, and is connected attractive in appearance, the outer rim of handle (2) has protective layer (4); what protective layer (4) was made of the elastic-like material of rubber one, it can absorb impulsive force when using.
The third preferred embodiment of the present invention, as shown in Figure 17, Figure 18, including hand tool head (1) and handle (2), and two elastic lateral pins (27), as shown in Figure 19, Figure 20, The mounting hole (11) of hand tool head (1) is blind hole, and big outer small circular blind hole is crossed to form in two, the centerline parallel of the center line in hole all with assembling back handle, mounting hole（11) each cross sectional shape is to be connected and formed by two sections of circular arcs not in same central point, and the arc place of connecting forms salient angle (25), the salient angle in each section（25) longitudinal fin (24) is formed, mounting hole (11) is close to loading end（S sectional dimension) is less than mounting hole（11) sectional dimension of the sector hole in the middle part of, big outer small shape, loads end in being（S) it is formed with counterbore (15), as shown in Figure 21, Figure 22, Figure 23, the cross sectional shape at the assembling end (21) of handle (2) is to be formed by not connected in concentric two sections of circular arcs, the arc place of connecting forms re-entrant angle (13), the re-entrant angle in each section（13) longitudinal fluting (23) is formed, cross through hole 29 is formed with loading end (21), pin tank is formed with the two ends of cross through hole 29（28), as shown in Figure 24, elastic pin（27) it is the opening spring pin of font structure, when being pressurized, opening size is to narrow, and after pressure is removed, opening size can broaden again, after assembling, by elastic pin（27) load hole（29) in and make its opening backward, then by handle（2) assembling end (21) loads after mounting hole (11), and in embedded four grooves (23) of fin (24), elastic pin is encased in mounting hole（11) during end, elastic pin（27) it is pressurized, sinks to pin tank（28) in, after assembling in place, elastic pin（27) position with the mounting hole of its middle part larger cross-section size, elastic pin (27) is still brought into close contact due to elastic reaction with hole wall, by elastic pin 27 by handle（2) assembling end (21) is stuck in mounting hole (11), prevent and release, load end (S) and be formed with counterbore (15), it is not only convenient for assembling and is connected attractive in appearance, adhesive is filled with the junction of handle and mounting hole, bonding strength is more enhanced.
The fourth preferred embodiment of the present invention, as shown in Figure 25, Figure 26, including hand tool head (1), handle (2) and chock (3), the mounting hole (11) of hand tool head (1) is blind hole as shown in Figure 27, Figure 28, is close to loading end by two（S) to be cylinder type be crossed to form away from loading the blind hole that end (S) be inverted cone-shaped, the centerline parallel of the center line of holes all with assembling back handle, mounting hole（11) each cross sectional shape is forms by not connected in concentric two sections of arcs, and the arc place of connecting forms salient angle（25), the salient angle in each section（25) Longitudinal fin (24) is formed, the bottom of mounting hole (11) is wedge shape, and end is straight tube shape, loads end（S) it is formed with counterbore (15), as shown in Figure 29, Figure 30, Figure 31, the cross sectional shape at the assembling end (21) of handle (2) is to be connected and formed by two sections of circular arcs not in same central point, and the orphan place of connecting forms corner（13), the corner in each section（13) longitudinal fluting on surface is formed（23), chock (3) as shown in figure 32 has endoporus (8), so chock (3) can relatively easily hammer into the loading end (21) of handle (2), and by chock (3), longitudinal direction hammers into handle in advance during assembling（2) assembling end (21)-depthkeeping degree, then handle is fitted into mounting hole (11), after contact at the top of chock (3) with the bottom of mounting hole (11), chock (3) can be hammered into handle completely by the impulsive force of handle（2) end is loaded（21) in as shown in Figure 25, Figure 26, load end (21) and produced deformation by the extruding of chock (3), top turns into wedge shape, due to empty in chock (3), the material of handle is filled with its endoporus (8), such chock (3) is difficult to release from loading end.
Loading end（S counterbore (15)) is formed with, can be easy to assemble and be connected more attractive in appearance.Handle assembles end (21) and mounting hole（11) junction has bonding agent, more enhances bonding strength.
The preferred embodiment of the mat woven of fine bamboo strips five of the present invention, as shown in Figure 33-38, the pilot hole 11 of axe hammer first 1 is blind hole.The end 21 of handle assembling in the present embodiment is two circular arcs not in the same center of circle and the center of circle on handle center's line as shown in figure 36, and arc junction forms re-entrant angle, and two longitudinal flutings 23 are formed in the outer surface at assembling end 21.
The present embodiment includes axe hammer first 1, handle 2 and chock 3.As shown in figure 34, handle 2 is shaped as interior sky, with holes 22, hole 22 is through hole, and hole 22 is shaped as cylinder.Interior empty handle can reduce the conduction of impulsive force when using, and reduce the sense of discomfort of user.
As shown in Figure 33 and 36, axe hammer first 1 has pilot hole 11, and the bottom of pilot hole 11 is wedge shape, and end is straight tube shape, and end cross-sectional shape is identical with the described cross sectional shape of assembling end 21；Pilot hole 11 is blind hole.As shown in figure 35, the top of chock 3 is wedge shape, and bottom is cylinder, and the length of chock 3 is more than the length of pilot hole 11. Chock 3 as shown in figure 33 stretches into 2-segment distance of handle, can strengthen the intensity of handle and axe hammer head junction, prevents assembling end to be broken when in use.In assembling, by the cylindrical bottom portion patchhole 22 of chock 3, wedge-shaped top stays in the outside of hole 22.The assembling end 21 for being mounted with chock 3 is loaded in pilot hole 11, the top of chock 3 is contacted with the bottom of pilot hole 11.Then it is installed into using impulsive force by end 21 is assembled in pilot hole 11.In the presence of impulsive force, chock 3 is hammered into hole 22 completely, and assembling end 21 is produced deformation by the extruding of the wedge-shaped top of chock 3, and the top of assembling end 21 turns into wedge shape.The top of chock 3 has appropriate shape, is assemblied in after 21 end deformation that shape is identical with the bottom of pilot hole 11, handle 2 and axe hammer first 1 is firmly combined together very much.The length of chock 3 is more than the length of pilot hole, and such chock stretches into handle certain distance, can prevent assembling with the intensity at reinforced assembly end（21) fracture in use.
Assembling has bonding agent between end 21 and pilot hole 11.
The outer rim of handle 2 has protective layer 4, and protective layer 4 is made of the elastomeric material of the class of rubber one, can absorb impulsive force when using.
The sixth preferred embodiment of the present invention, as shown in Figure 39 to Figure 44, the pilot hole 11 of axe hammer first 1 is through hole.Handle assembles the section of end 21 as shown in Figure 41 in this example, is four circular arcs composition not in the same center of circle and the center of circle on handle center's line, and arc junction forms re-entrant angle, and four longitudinal flutings 23 are formed in the outer surface at assembling end 21.The present embodiment includes axe hammer first 1, handle 2 and chock 3.As shown in figure 40, handle 2 is shaped as in straight tube shape, handle 2 empty, with three holes 22, hole 22 is through hole, and hole 22 is shaped as cylinder.Interior empty handle can reduce the conduction of impulsive force when using, and reduce the sense of discomfort of user.
As shown in Figure 43 and 44, axe hammer first 1 has pilot hole 11, and the bottom of pilot hole 11 is wedge shape, and end is straight tube shape, and end cross-sectional shape is identical with the described cross sectional shape of assembling end 21；Pilot hole 11 is through hole.As shown in figure 42, the top of chock 3 is wedge shape, and bottom is cylinder, and the length of chock 3 is more than the length of the pilot hole 11.As shown in figure 39, chock 3 stretches into 2-segment distance of handle, can strengthen handle with The intensity of axe hammer head junction, prevents assembling end to be broken when in use.In assembling, the pilot hole 11 of axe hammer first 1 first is inserted at the assembling end 21 of handle 2, then by the patchhole 22 of chock 3, and hammered into chock 3 in hole 22 completely using impulsive force.Because the top of chock 3 is wedge shape, hammering into causes the top in hole 22 to produce deformation behind hole 22, the top of chock 3 has appropriate shape, makes after the end deformation at assembling end 21 that shape is identical with the bottom of pilot hole 11, handle 2 and axe hammer first 1 is firmly combined together very much.The length of chock 3 is more than the length of pilot hole, and such chock stretches into handle certain distance, with the intensity at reinforced assembly end assembling end 21 can be prevented to be broken in use.
Assembling has bonding agent between end 21 and pilot hole 11.
The outer rim of handle 2 has protective layer 4, and protective layer 4 is made of the elastomeric material of the class of rubber one, can absorb impulsive force when using.
The seventh preferred embodiment of the present invention, as shown in Figure 45, Figure 46, including hand tool head (1), handle (2) and chock (3), the mounting hole (11) of hand tool head (1) is through hole as shown in Figure 47, Figure 48, is close to loading end by three（S) to be cylinder type be crossed to form away from loading the through hole that end (S) be inverted cone-shaped, the centerline parallel of the center line in three holes all with assembling back handle, mounting hole（11) each cross sectional shape is forms by not connected in concentric four arcses, and the arc place of connecting forms salient angle（25), the salient angle in each section（25) four how longitudinal fins (24) are formed, mounting hole (11) is loading end（S counterbore (15)) is formed with, with loading end（S) opposite hand tool head（1) the other end（N) also it is formed with counterbore (14).Mounting hole (11) is close close to the end at end is loaded for straight tube shape（N) end is wedge shape, as shown in Figure 49, Figure 50, Figure 51, and the cross sectional shape at the assembling end (21) of handle (2) forms not connected in same central point four arcses, and the arc place of connecting forms four re-entrant angles（13), the re-entrant angle in each section（13) four longitudinal flutings (23) are formed, handle (2) is shaped as straight tube shape, with three longitudinal holes (22), hole (22) is through hole, hole (22) is shaped as cylinder, interior empty handle can reduce the conduction of impulsive force when using, and use is more comfortable.
As shown in Figure 52, Figure 53, the rear end of chock (3) is formed with heavy platform（5), the heavy platform (5) cross sectional shape is identical with the cross sectional shape of the counterbore (14) of hand tool head, has wedge-shaped (9) on heavy platform (5), in wedge shape（9) front end is formed with three Body of pillar 10, the size of three Body of pillar 10 is corresponding with the hole (22) that the same handle in position (2) assembles end, and the length of chock (3) is more than the length of hand tool head mounting hole (11).
During assembling, first the assembling end (21) of handle (2) is loaded in the mounting hole (11) of hand tool head (1), mounting hole (11) fin (24) is embedded into handle grooves (23), then three Body of pillar 10 of chock (3) are inserted in three holes (22) of handle (2) respectively, and hammer into handle (2), it is continuing with the loading end (21) that impulsive force enters wedge-like portion (9) also Nail on handle (2), because the extruding of wedge-shaped (9) makes the top shape at loading end (21) be changed into wedge shape, the heavy platform of chock (3) after assembling in place（5) sink in counterbore (14), because the cylindrical section of chock (3) is hammered into handle (2), wedge-like portion (9) is loaded into end crimp, do not prevent releasing for hand tool head only effectively so, and chock (3) serves sealing function to mounting hole.
Load end（S counterbore (15)) is formed with, handle can be easy to assemble, and is connected attractive in appearance.Assembling has bonding agent between end (21) and mounting hole (11).
The eighth preferred embodiment of the present invention, as shown in Figure 54, Figure 55, including handle (2), hand tool head (1) and nail (6), as shown in Figure 58, Figure 59, Figure 60, handle（2) assembling end（21) shape of cross section is to be connected to form by two circular arcs not in the same center of circle, and the arc place of connecting forms two re-entrant angles（13), the re-entrant angle in each section（13) two longitudinal direction IHJ grooves (23), handle are formed in the outer surface for loading end (21)（2) assembling end is formed with the hole (22) for being easy to load nail (6), as shown in Figure 56, Figure 57, and hand tool head (1) has mounting hole (11), mounting hole（11) be to be crossed to form by the blind hole of two cylindrical types, the center line of holes all with the centerline parallel for assembling back handle, mounting hole（11) each cross sectional shape is to be formed by not connected in concentric two sections of circular arcs, the cross sectional shape of mounting hole (11) is identical with the cross sectional shape at described loading end (21), for straight-cylindrical blind hole, two through holes (12) are formed with the bottom hole face of blind hole, through hole (12) is with loading end（S) opposite hand tool head（1) the other end（N counterbore (14) is formed with), as shown in Figure 61, Anti-backing screw (26) is formed with nail (6) nail rod part (10), rear end is formed with heavy platform（5), the length of nail (6) is more than the length of mounting hole, nail (6) as shown in figure 50 stretches into the segment distance of handle (2) one, in assembling, handle assembling end (21) is fitted into mounting hole (11), nail (6) is then had into counterbore (14) from hand tool head（N) end through through hole (12) hammer into handle (2) in, after assembling in place, nail (6) heavy platform（5) load on hand tool head (1)（N) in the counterbore (14) at end, by hand tool head（1) firmly it is connected with handle (2), it is not only attractive in appearance but also firm.
Loading end（S counterbore (15)) is formed with, is easy to that there is bonding agent between the assembling of handle (2), and U.S. assembling end (21) of linking and mounting hole (11).
The ninth preferred embodiment of the present invention, as shown in Figure 62, Figure 63 and 71, including handle (2), hand tool head (1), chock (3) and Nail (6), as shown in Figure 66, Figure 67 and Figure 68, handle（2) shape of cross section at loading end (21) is connected by two circular arcs not in the same center of circle and formed, and the arc place of connecting forms two re-entrant angles（13), each section re-entrant angle（13) two longitudinal flutings (23), handle are formed in the outer surface for loading end (21)（2) assembling end is formed with the hole (22) for being easy to load nail (6).As shown in Figure 64, Figure 65, the mounting hole (11) of hand tool head (1) is blind hole, is close to loading end by two（S) end is loaded for cylinder type is remote（S) be crossed to form for the blind hole of inverted cone-shaped, the center line of holes all with the centerline parallel for assembling back handle, mounting hole（11) each cross sectional shape is forms by not connected in concentric two sections of circular arcs, and the arc place of connecting forms salient angle（25), the salient angle in each section（25) longitudinal fin (24) is formed, the bottom of mounting hole (11) is wedge shape, and end is straight tube shape, and mounting hole (11) is blind hole, with loading end（S) opposite hand tool head（1) the other end（N) there are two through holes (12), center and the assembling back handle of the through hole (12)（2) position in the hole (22) at assembling end (21) is overlapped,（N) end is formed with through hole（12) counterbore (I4), hand tool head（1) end is being loaded（S counterbore (15)) is formed with, chock (3) as shown in Figure 66 has endoporus (8), and nail (6) front end as shown in Figure 74 is formed with Anti-backing screw (26), and rear end is formed with heavy platform（5), and its nail rod part (10) cut Face size is less than the sectional dimension of through hole (12) and chock (3) endoporus, the length of nail (6) is more than the length of mounting hole, as shown in Figure 62, stretches into handle (2)-segment distance, in assembling, by handle（2) after assembling end is attached in mounting hole (11), by chock (3) from hand tool head（1)（N) in the assembling end (21) that end hammers into handle (2) through through hole (12), end (21) are assembled to be produced after deformation by the extruding of chock (3) wedge shape, shape is identical with mounting hole (11) bottom, it is firmly combined together handle (2) and hand tool head (1), then by nail (6) from hand tool head（1)（N) end through through hole (12), along have been charged into handle (2) chock (3) endoporus (8) loading handle (2) in, after assembling in place, the heavy platform of nail (6)（5), in the counterbore (14) for being encased in hand tool head (1) (N) end, so nail (6) can not only prevent exiting for chock, further firmly be connected hand tool head (1) with handle (2).
Counterbore is formed with the loading end of mounting hole (11), is easy to the assembling of handle, and be connected attractive in appearance.
Assembling has bonding agent between end (21) and mounting hole (11).
The tenth preferred embodiment of the present invention, as shown in Figure 72, Figure 73, including handle (2), hand tool head（And nail (6) 1), as shown in Figure 76, Figure 77 and Figure 78, the shape of cross section of handle (2) assembling end (21) is to be connected to form by two arcs not in the same center of circle, and the arc place of connecting forms two re-entrant angles（13), the W angles in each section（13) two longitudinal direction IHJ grooves (23) are formed in the outer surface for loading end (21), handle (2) is shaped as straight tube shape, it is formed with and is easy to two longitudinal holes (22) for loading wedge-shaped nail (6), hole (22) is through hole, and hole (22) are shaped as cylinder.As shown in Figure 74, Figure 75, the mounting hole (11) of hand tool head (1) is blind hole, is close to loading end by two（S) for cylinder type, away from loading end（S) be crossed to form for the blind hole of inverted cone-shaped, the center line of holes all with the centerline parallel for assembling back handle, mounting hole（11) each cross sectional shape is forms by not connected in concentric two sections of circular arcs, and the arc place of connecting forms salient angle（25), the salient angle in each section（25) longitudinal fin (24) is formed, the bottom of mounting hole (11) is wedge shape, and end is straight tube shape, and mounting hole (11) is blind hole, in the hand tool head anti-with loading end S-phase（1) other end N is formed with two through holes (12), center and the assembling back handle of the through hole (12)（2) dress With end (21) hole (22) position overlap,（N) end is formed with through hole（12) counterbore (14), hand tool head（1) loading end（S) it is formed with counterbore (15).As shown in Figure 79, nail (6) front end is formed with screw (26), and rear end is formed with heavy platform（5), close to heavy platform（5) wedge-shaped (9) are formed with the inside of, are made heavy platform for convenience（5) endoporus (8) is made with wedge-like portion, the length of nail (6) is more than the total length after hand tool head is assembled with handle, as shown in Figure 72, the screw (26) of nail (6) front end passes through hand tool head (1) and handle (2), and expose the segment distance of handle (2) rear end one, in assembling, handle is fitted into mounting hole (11), nail (6) is fitted into handle endoporus (22) from hand tool head (1) by N-terminal through through hole (12), after assembling in place, nail（6) heavy platform（5) it is encased in the counterbore of N-terminal（14) in, the wedge-like portion (9) of nail (6), extrusion handle（2) assembling end (21), it is deformed to be identical with the bottom wedge shape of mounting hole (11), make handle (2) and hand tool head (1) strong bonded, the shank portion of nail (6) passes through handle (2), and the screw (26) of its front end is exposed into handle rear end certain length, nut (7) is tightened on screw (26), hand tool head (1) and handle (2) can be tensed by the screw (26) of nut (7) and nail (6), and the cylindrical section (10) of nail (6) plays a part of reinforcement to handle, it further enhancing bonding strength, handle any position can be prevented to be broken when in use.Further hand tool head (1) is firmly connected with handle (2).The assembling that counterbore is easy to handle is formed with the loading end of mounting hole (11), and is connected attractive in appearance.
Assembling has bonding agent between end (21) and mounting hole (11).

Claims (1)

  1. Claim
    1. a kind of hand-held tool being connected firmly, including hand tool head（And handle 1)（2), hand tool head（1) there is mounting hole（11), handle（2) there is assembling end（21), it is characterised in that handle（2) assembling end（21) cross section has the shape by not connected in some sections of arcs of same central point, and the arc place of connecting forms W angles（13), the re-entrant angle of each cross section（13) longitudinal fluting is formed（23), hand tool head（1) mounting hole（11) it is made up of several circular ports, these circular ports are by loading end（S) adjacent holes intersect, mounting hole（11) by loading end（S shape of cross section) is connected and formed by some sections of circular arcs not in same central point, and the arc place of connecting forms salient angle（25), the salient angle of each cross section（25) fin of longitudinal direction is formed（24), hand tool head after assembling（1) mounting hole（11) fin（24) embedded handle（2) assembling end（21) groove（23) in.
    2. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that the hand tool head（1) mounting hole（11) it is blind hole.
    3. the hand-held tool being connected firmly as claimed in claim 1 or 2, it is characterised in that into the angle more than zero degree between at least two adjacent holes in the circular port, close to loading end（S the distance of the central point of at least two adjacent holes is less than away from loading end on cross section)（S the distance of at least two adjacent aperture centers point on cross section).
    4. the hand-held tool being connected firmly as claimed in claim 3, its feature is in the circular port from loading end（S)-determine at least two adjacent holes of depth and separate, the shape of at least holes all turns into circle on the cross section of this separated sector hole of at least two adjacent holes, have between adjacent circle one it is intersegmental every（31), the interval of each cross section（31) longitudinal division acted on chock is formed（30), longitudinal division after assembling（30) it is embedded into handle（2) assembling end（21) in.
    5. the hand-held tool according to claim 1 or claim 2 being connected firmly, it is characterised in that the composition mounting hole（11) at least one circular port in several circular ports, its Close to loading end（S the diameter of a sector hole) is less than away from loading end（The diameter in one section of hole S).
    6. the hand-held tool being connected firmly as claimed in claim 5, it is characterised in that the composition mounting hole（If 11) at least one hole in thousand circular ports is from loading end（S) hole is shaped as cone at certain depth.
    7. the hand-held tool being connected firmly as claimed in claim 1 or 2, it is characterised in that described mounting hole（11) chock is housed in（3).
    8. the hand-held tool being connected firmly as claimed in claim 7, it is characterised in that the chock（3) length is more than the mounting hole（11) depth.
    9. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that the handle（2) center of inherent each circular arc has the hole of longitudinal direction（22)
    10. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that there is the resilient key (32) of longitudinal direction in the handle (2).
    11. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that the peace, fills hole（11) it is through hole, in the mounting hole（11) chock is housed in（3), with loading end（S) opposite hand tool head（1) the other end（N) it is formed with counterbore（14), chock（3) rear end is formed with heavy platform（5), heavy platform after assembling（5) counterbore is loaded（14) in.
    12. the hand-held tool being connected firmly as described in claim 7 or 8, it is characterised in that the chock（3) wedge-like portion（9) there is endoporus（8).
    13. the hand-held tool being connected firmly as described in claim 5, it is characterised in that described handle（2) assembling end（21) it is formed with cross through hole（29), it is formed with pin tank at the two ends of cross through hole (29)（28), equipped with elastic pin in cross through hole (29)（ 27 ).
    14. the hand-held tool being connected firmly as claimed in claim 2, it is characterised in that with loading end（S) opposite hand tool head（1) the other end（N) it is formed with the size no less than one and is less than blind hole bottom surface and and mounting hole（11) longitudinal hole communicated（12).
    15. the hand-held tool being connected firmly as claimed in claim 14, it is characterised in that described The other end（N through hole)（12) in the other end（N) it is formed with counterbore（14).
    16. the hand-held tool being connected firmly as described in claims 14 or 15, it is characterised in that in the other end（N through hole)（12) nail is installed in（6), the nail（6) there is one section of wedge shape（9).
    17. the hand-held tool being connected firmly as claimed in claim 15, it is characterised in that described nail（6) front end is formed with nail screw（26), rear end is formed with heavy platform（5), nail（6) length is more than hand tool head（And handle 1)（2) total length after assembling, nail（6) hand tool head is passed through（And handle 1)（2), the screw of its front end（26) expose the rear end of handle, and be connected with nut（7).
    18. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that the mounting hole（11) end is being loaded（S) it is formed with counterbore（15).
    19. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that the handle（2) end is assembled（And mounting hole 21)（11) there is bonding agent between（20).
    20. the hand-held tool being connected firmly as claimed in claim 1, it is characterised in that described handle（2) outer rim has protective layer（4).
    21. a kind of axe or hammer being connected firmly, including axe hammer head (1), handle (2) and chock (3), handle（2) there is assembling end（21), axe hammer head（1) there is pilot hole（11), it is characterised in that：Described handle（2) straight tube shape, handle are shaped as（2) it is empty in, with hole（22);Handle（2) assembling end（21) cross sectional shape is not to be formed by connecting in some sections of arcs of same central point.
    22. the axe being connected firmly or hammer be confused such as claim 21, it is characterised in that：Arc junction forms re-entrant angle, assembles end（21) outer surface forms longitudinal fluting.
    23. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Pilot hole（11) it is through hole or blind hole, pilot hole（11) bottom is wedge shape, and end is straight tube shape, end cross-sectional shape and described assembling end（21) cross sectional shape is identical.
    24. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Described hole（22) it is one or more.
    25. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Hole (22) is through hole, hole（22) it is cylinder.
    26. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Chock（3) top is wedge shape, and bottom is cylinder.
    27. the axe being connected firmly or hammer as described in claim 21 or 26, it is characterised in that：Described chock（3) length is more than the pilot hole（11) length.
    28. the axe or hammer that are connected firmly as claimed in claim 27, it is characterised in that：Chock（And hole 3)（22) it is interference fitted.
    29. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Described assembling end (21) and pilot hole（11) there is bonding agent between.
    30. the axe or hammer that are connected firmly as claimed in claim 21, it is characterised in that：Described handle（2) outer rim has protective layer（4).
CNA2006800041626A 2005-02-05 2006-01-26 Firmly connected hand tool Pending CN101115588A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2006800041626A CN101115588A (en) 2005-02-05 2006-01-26 Firmly connected hand tool

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN200520000408.5 2005-02-05
CNU2005200004085U CN201036876Y (en) 2005-02-05 2005-02-05 Connecting fixed axe or hammer
CNA2006800041626A CN101115588A (en) 2005-02-05 2006-01-26 Firmly connected hand tool

Publications (1)

Publication Number Publication Date
CN101115588A true CN101115588A (en) 2008-01-30

Family

ID=39023414

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006800041626A Pending CN101115588A (en) 2005-02-05 2006-01-26 Firmly connected hand tool

Country Status (1)

Country Link
CN (1) CN101115588A (en)

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Open date: 20080130