CN208528960U - Portable screwdriver and fastening apparatus - Google Patents
Portable screwdriver and fastening apparatus Download PDFInfo
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- CN208528960U CN208528960U CN201820816610.2U CN201820816610U CN208528960U CN 208528960 U CN208528960 U CN 208528960U CN 201820816610 U CN201820816610 U CN 201820816610U CN 208528960 U CN208528960 U CN 208528960U
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Abstract
The utility model provides a kind of Portable screwdriver and fastening apparatus, belong to handware processing and manufacturing field, including working beam, handle and locking member, handle is provided with the through-hole for accommodating working beam, working beam is inserted into through-hole from the first port of through-hole, and circumferentially limit connects for working beam and handle;Locking member includes check lock lever, and check lock lever is provided with holding tank, and check lock lever is inserted into through-hole from the second port of through-hole and is screwed on handle, and check lock lever its end in relative to handle sliding process can push against the end of working beam;Working beam is inserted into holding tank when check lock lever is inserted into through-hole from first port.The Portable screwdriver has two states of use state and storage configuration, working beam can stretch out handle when in use, meets the needs of normal use, after use, working beam is retracted in handle, entirely Portable screwdriver is small in size, carries and the space of storage needs is small, more convenient.
Description
Technical field
The utility model relates to handwares to fabricate field, in particular to a kind of Portable screwdriver and tightly
It is fixed standby.
Background technique
Portable screwdriver is a kind of tool for twisting screw to force its in place, usually there is a thin wedge shape
Head, can be inserted into the line of rabbet joint or recess of screw cap-- Shanxi Henan, Beijing-Tianjin Hebei and Shandong and Shaanxi dialect be known as " screwdriver ", Jiangxi, peace
The ground such as emblem and Hubei are known as " bottle opener ", and central and west regions referred to as " are cut ", and Yangtze River Delta Area is known as " turn screw ".Mainly there is a word
(negative sign) and two kinds of cross (positive sign).Common also hexagonal Portable screwdriver, including interior hexagonal and two kinds of outer-hexagonal.In order to
Apply little torque to minus screw, it is thought that a bar groove is opened on head of screw, with the portable spiral shell of corresponding linear type
Screw can easily just be tightened and be unclamped to silk knife, but with the rapid development of science and technology, the application of screw is more and more wider
General, the deficiency of screw and a word Portable screwdriver also shows.It is the flat recess of head of screw first once being destroyed,
Screw can not just be back-outed.The length of flat recess is longer, also easier to be destroyed during being screwed.In order to can be shortened notch
Length, improve notch and resist the ability destroyed, and an equal amount of torsion can be transmitted, it is thought that with cross recess, Ke Yicheng
By same torsion, but length short half, the ability for resisting destruction of a notch but greatly strengthen.Portable spiral shell
Silk knife is originally linear type, it is impossible to be used in addition the screw of cross recess only produces a kind of cross Portable screwdriver and ten
Word grooved screw is corresponding.
Inventor has found that traditional Portable screwdriver at least has the following disadvantages: in use under study for action
Traditional Portable screwdriver includes handle and metallic rod, and metallic rod is to be fixedly connected with handle, metal when use
The end of bar is inserted into corresponding slot, and then rotational handle is realized the locking of screw or unscrewed, and reaches the mesh for screwing screw
's.And the length of traditional Portable screwdriver is longer, occupies excessive space, it is inconvenient with storage to carry.
Utility model content
The purpose of this utility model is to provide a kind of Portable screwdrivers, to improve the length of traditional Portable screwdriver
Degree is longer, and occupying biggish space causes to carry the problem inconvenient with storage.
The purpose of this utility model is to provide a kind of fastening apparatus, with improve the length of traditional Portable screwdriver compared with
Long, occupying biggish space causes to carry the problem inconvenient with storage.
The embodiments of the present invention are achieved in that
Based on above-mentioned first purpose, the utility model provides a kind of Portable screwdriver, including working beam, handle and
Locking member, the handle are provided with the through-hole for accommodating the working beam, first port of the working beam from the through-hole
It is inserted into the through-hole, axis direction of the working beam relative to the handle along the through-hole slides, and the work
Circumferentially limit connects for bar and the handle;The locking member includes check lock lever, and the check lock lever is provided with holding tank, the receiving
The groove depth of slot extends along the axis direction for being parallel to the check lock lever, and the notch of the holding tank is located at one end of the check lock lever
On face, the check lock lever is inserted into the through-hole from the second port of the through-hole and is screwed on the handle, the locking
Bar its end in relative to the handle sliding process can push against the end of the working beam;The check lock lever is from described
The working beam is inserted into the holding tank when being inserted into the through-hole at Single port.
In the utility model preferred embodiment, the working beam includes working end and connecting pin, the connecting pin
It is inserted into the through-hole, the working beam can slide into the through-hole relative to working end described in the handle sliding process
It is interior.
In the utility model preferred embodiment, the connecting pin is provided with the first concaveconvex structure, the through-hole it is interior
Wall is provided with the second concaveconvex structure, first concaveconvex structure and second concaveconvex structure clamping.
In the utility model preferred embodiment, first concaveconvex structure is protrusion, and second concaveconvex structure is set
It is set to groove, the protrusion clamping is in the groove.
In the utility model preferred embodiment, there are two the protrusion settings, and two protrusions are located at the work
Make the two sides of the median plane of the mistake of bar its axis and be located at it is same diametrically, corresponding, there are two the groove settings, Mei Gesuo
Protrusion is stated to be connected in the corresponding groove.
In the utility model preferred embodiment, the of one end along its length of the groove and the handle
The setting of one end surfaces, the other end of the groove extends in the second end face of the handle, and the working beam is from described the
The through-hole is stretched out in one endface, and the locking member is inserted into the through-hole from the second end face.
In the utility model preferred embodiment, the Portable screwdriver further includes elastic component, the elastic component position
In in the groove, and the protrusion enables the protrusion have and leads to along described positioned at the elastic component and the locking member between
Movement tendency of the axis direction in hole towards the locking member.
In the utility model preferred embodiment, the locking member further includes locking cap, and the check lock lever is fixedly connected
The locking cap, the locking cap have internal screw thread, and the handle has external screw thread, and the locking cap and the handle pass through institute
State internal screw thread and the external thread bolt connection.
In the utility model preferred embodiment, the outer peripheral surface of the outer peripheral surface of the locking cap and the handle is located at same
On the outer peripheral surface of one cylinder.
Based on above-mentioned second purpose, the utility model provides a kind of fastening apparatus, including the Portable screwdriver,
It further include Anti-slip cover, the Anti-slip cover is set on the handle.
The beneficial effect of the utility model embodiment is:
In conclusion the utility model embodiment provides a kind of Portable screwdriver, and it is simple and reasonable, convenient for system
Make processing, installation with it is easy to use, meanwhile, the Portable screwdriver with two states of use state and storage configuration,
Working beam can stretch out handle when use, meet the needs of normal use, and after use, working beam is retracted in handle,
Entirely Portable screwdriver is small in size, carries and the space of storage needs is small, more convenient.It is specific as follows:
Portable screwdriver provided in this embodiment includes handle and working beam, through-hole is provided in handle, installation
When, one end of working beam is inserted into through-hole, and working beam and handle cooperate, and handle rotation drives working beam to rotate together, and is realized
The movement screwed.Working beam is to be slidably connected with handle, and working beam can be slided relative to handle along the axis direction of through-hole,
The length that working beam stretches out handle is changed in sliding process, the length that working beam stretches out is shorter, and working beam is located at hand
Length in handle is longer, and the length of entire Portable screwdriver is smaller, reduces the space occupied, convenient for storage and carries.Instead
It, when needing using working beam, working beam is slided relative to handle, and handle set distance is stretched out in the end of working beam, at this point, can
To carry out screwing action to screw.During working beam stretches out handle, the extension elongation of working beam can be by screwing lock
Tight part is controlled, meanwhile, locking member is also to provide guarantee for the work of working beam, and working beam slides into suitable position
Afterwards, locking member is screwed, locking member is slided relative to handle, and during screwing locking member, locking member is close to the position of working beam
It is moved in the end in handle, until locking member is pushed against the end of working beam, at this point, locking member limits the retraction of working beam
Movement in through-hole, and handle and working beam are that circumferential limit connects, working beam and handle will not guarantee work relative to rotation
It can be realized normal screwing action as bar, complete the fastening or disassembly of screw.After working beam is retracted in through-hole, it will lock
Part screws from handle, convenient for storage.
Fastening apparatus provided in this embodiment includes above-mentioned Portable screwdriver, the institute with above-mentioned Portable screwdriver
There is advantage, is not easy to cause the skin of operator abrasion injured during screwing.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the cross-sectional view of the Portable screwdriver of the utility model embodiment;
Fig. 2 is the cross-sectional view of the distressed structure of the Portable screwdriver of the utility model embodiment;
Fig. 3 is the cross-sectional view of the locking member of the Portable screwdriver of the utility model embodiment;
Fig. 4 is the structural schematic diagram of the working beam of the Portable screwdriver of the utility model embodiment;
Fig. 5 is the structure chart of the Portable screwdriver of the utility model embodiment.
Icon: working beam 10;Working end 11;Connecting pin 13;Protrusion 130;Handle 30;Through-hole 31;Groove 33;Hand-held part
35;Spiro union portion 37;Locking member 50;Check lock lever 51;Holding tank 511;Locking cap 53;Elastic component 70.
Specific embodiment
Traditional Portable screwdriver includes handle and metallic rod, and metallic rod is to be fixedly connected with handle, metal when use
The end of bar is inserted into corresponding slot, and then rotational handle is realized the locking of screw or unscrewed, and reaches the mesh for screwing screw
's.And the length of traditional Portable screwdriver is longer, occupies excessive space, it is inconvenient with storage to carry.
In consideration of it, the utility model designer devises a kind of Portable screwdriver and fastening apparatus, by will be portable
The working beam 10 of formula screwdriver is designed as being slidably connected with handle 30, working beam 10 be located at the length outside handle 30 can on demand into
Row adjustment, when not needing using Portable screwdriver, working beam 10 is retracted, whole length is reduced, reduces entirety
Volume, convenient for storage and carry.
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " center ", "inner", "outside" or
Positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when the side usually put
Position or positional relationship, are merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning
Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Portable screwdriver embodiment
Fig. 1-Fig. 5 is please referred to, a kind of Portable screwdriver is present embodiments provided, Portable screwdriver, which has, uses shape
Two states of state and storage configuration, working beam 10 can stretch out handle 30 when in use, meet the needs of normal use, use
After, working beam 10 is retracted in handle 30, the length of entire Portable screwdriver reduces, and volume reduces, and carries and deposits
The space for putting needs is small, more convenient.
Referring to Fig. 2, Portable screwdriver includes working beam 10, handle 30 and locking member 50, working beam 10 is installed
On handle 30, working beam 10 is slidably connected relative to handle 30, and locking member 50 is mounted on handle 30, and locking member 50 can limit
Tendency toward sliding of the working beam 10 processed relative to handle 30 realizes the limit of working beam 10 and handle 30, guarantees working beam 10 in work
It being capable of normal use when making.
Working beam 10 is cylindrical rod made of metal, and tool is there are two end along its length on working beam 10, one
For working end 11, one is connecting pin 13, and connecting pin 13 is connect, working end 11 is for being inserted into handle 30 with handle 30
" linear type " either " cross " or other shape, is selected on demand, and when use is flexible and convenient.Working beam 10 is excellent
Choosing is set as cylindrical bar, and the shape of the cross section of working beam 10 is circle, and the convenient processing and manufacture of working beam 10 was using
Cheng Zhong can preferably cooperate with circular hole, and it is more convenient to screw screw in insertion circular hole.Because in daily life, much
Screw is design in counterbore, and screw does not stretch out the part of the end face in hole, will not influence whole appearance, and be less prone to
The end cap of the case where scratch, and counterbore and screw fit, screw are circle, and therefore, counterbore is round hole, and working beam 10 is cylinder
Shape bar, facilitates insertion into counterbore, screws to screw.
The screwing action of working beam 10 is realized by handle 30, when working beam 10 and handle 30 are installed, working beam 10
Connecting pin 13 is inserted into handle 30, and connecting pin 13 and handle 30 use male-female engagement, is guaranteeing that connecting pin 13 and handle 30 are real
In the case where now sliding, the case where connecting pin 13 and handle 30 are not in relative rotation, working beam 10 and hand can be realized
The circumferential limit connection of handle 30, guarantees that the power of handle 30 can be smoothly transmitted on working beam 10.Connecting pin 13 is preferably arranged to
First concaveconvex structure, further, the first concaveconvex structure are set as protrusion 130, easy to process, and protrusion 130 is cuboid knot
Structure, the tactical rule of protrusion 130 is easy to process, meanwhile, sliding is more convenient reliable, and guide effect is good.
Further, in order to guarantee that working beam 10 is less prone to the feelings of bending at its connecting pin 13 in use
Condition, protrusion 130 is set as two, and in 30 rotation process of handle, the power of handle 30 passes to working beam by two protrusions 130
10, the point of stress is more, is hardly damaged.Protrusion 130 is located at the two sides of the median plane of its axis of the mistake of working beam 10 and is located at same
One diametrically, easy to process, is hardly damaged in use process.
Handle 30 is the main component of fixed working beam 10, the portion of applied force when handle 30 is also operation Portable screwdriver
Part, handle 30 are set as cylindrical, and operation is more comfortable, not easy damaged palm.Handle 30 is provided with through-hole 31, the axis of through-hole 31
Line direction is parallel with the length direction of handle 30, and through-hole 31 has first port and second port, working beam along its length
10 are inserted in through-hole 31, and working beam 10 is slidably connected with through-hole 31, then working beam 10 is inserted into from second port from first end
Mouth stretches out, and position limiting structure is provided at first port, can limit working beam 10 and skid off handle 30 from first port, real
When border processes, the second concaveconvex structure is provided on the inner wall of through-hole 31, the first concaveconvex structure and the cooperation of the second concaveconvex structure make
With the circumferential limit for realizing working beam 10 and handle 30 connects.Further, the second concaveconvex structure is set as groove 33, recessed
The length direction of slot 33 is parallel with the length direction of through-hole 31, and protrusion 130 is connected in groove 33.It is corresponding with protrusion 130, it is recessed
The quantity of slot 33 is set as two, and each groove 33 is rectangular channel, and two protrusions 130 can be connected in corresponding groove 33,
Working beam 10 slides in groove 33 relative to handle 30, at the same protrusion 130 and the cooperation of groove 33 can be realized handle 30 with
The circumferential limit connection of working beam 10, the rotation of handle 30 can transmit the force to working beam 10.In order to guarantee that working beam 10 will not
Skidded off out of through-hole 31, the first end face interval of one end of groove 33 and handle 30 is arranged, groove 33 along its length
Limiting section is formd between groove sidewall and the end face of handle 30, when protrusion 130 is slided in groove 33, limiting section can limit convex
It plays 130 and skids off groove 33 from this, and then limit working beam 10 and skid off handle 30, working beam 10 and handle 30 out of through-hole 31
Combination it is safe and reliable.And in order to guarantee that working beam 10 is conveniently replaceable and repairs, by along its length another of groove 33
One end has extended to the second end face of handle 30, and working beam 10 can skid off from the port where the second end face of handle 30,
Using flexible.
Fig. 1 and Fig. 3 are please referred to, when working beam 10 needs work, working beam 10 relies on 30 intermal force power of handle, together
When, working beam 10 needs to realize that locking is acted on by locking member 50, and locking member 50 is mounted on the separate working beam 10 of handle 30
End, check lock lever 51 are provided with holding tank 511, and the groove depth of holding tank 511 extends along the axis direction for being parallel to check lock lever 51, holds
The notch of slot 511 received is located on an end face of check lock lever 51, and check lock lever 51 is inserted into through-hole 31 and spiral shell from the second port of through-hole
It connects on handle 30, its end in relative to 30 sliding process of handle of check lock lever 51 can push against the end of working beam 10.Tool
Body, one end of check lock lever 51 is extend into through-hole 31 from second port, and check lock lever 51 is spirally connected with handle 30, and check lock lever 51 exists
During screwing, check lock lever 51 can be slided relative to handle 30, when sliding, check lock lever 51 be located at 31 inner end of through-hole can
It is pushed against the end face of the connecting pin 13 of working beam 10, after abutting, can guarantee 10 normal use of working beam.Further, it locks
Part 50 further includes having locking cap 53, and check lock lever 51 is fixedly connected with locking cap 53, and locking cap 53 has internal screw thread, and handle 30 has outer
Screw thread, locking cap 53 and handle 30 pass through internal screw thread and external thread bolt connection.Screw connection manner is simple and reliable, and setting convenient for screw thread
Meter.More flexible in order to guarantee to operate during screwing, locking cap 53 is hexagonal (hexagon)nut, is integrally formed with check lock lever 51.Into
One step, the outer peripheral surface of locking cap 53 and the outer peripheral surface of handle 30 are located on the outer peripheral surface of same cylinder.Handle 30 has hand-held
Portion 35 and spiro union portion 37, the outer diameter of spiro union portion 37 are less than the outer diameter of hand-held part 35, and locking cap 53 is screwed on spiro union portion 37, lock
The tight outer peripheral surface of cap 53 and the outer peripheral surface of hand-held part 35 are located on the outer peripheral surface of same cylinder, more comfortable in operating process.
Further, when not needing using screwdriver, check lock lever 51 is screwed out out of through-hole 31, then by check lock lever 51
The end with holding tank 511 be inserted into through-hole 31 from the first port of through-hole 31, working beam 10 is located at holding tank 511
Interior, the length of entire screwdriver reduces, and volume reduces, easy to carry and store.Further, spiral shell is provided with outside check lock lever 51
Line is provided with screw thread at first port, and after check lock lever is inserted into through-hole 31 from first port, check lock lever 51 and handle 30 are spirally connected solid
Fixed, check lock lever is not easy to fall, and carries and stores and is safe and reliable.
Referring to Fig. 1, in order to guarantee the connectivity robustness in working beam 10 and handle 30, and working beam 10 is bouncing back to hand
It will not be skidded off from through-hole 31 automatically when in the through-hole 31 of handle 30, elastic component 70 is provided in through-hole 31, elastic component 70 is arranged
On working beam 10, one end of elastic component 70 is limited by handle 30, and the other end is limited by working beam 10, bullet
Property part 70 enable working beam 10 that there is the axis direction along through-hole 31 towards the trend slided in through-hole 31, guarantee working beam 10 always
With the state being maintained in through-hole 31, in this way, working beam 10 when not in use, elastic component 70 elastic force effect under, work
Bar 10 will not skid off from the port of through-hole 31, carry more safe and reliable with storage.When practical operation, the one of elastic component 70
End is limited by the cell wall of groove 33, and the other end of elastic component 70 listened protrusion 130 to be limited, and protrusion 130 is located at bullet
Property part 70 and locking member 50 between, elastic component 70 enable protrusion 130 have close to locking member 50 movement tendencies.Elastic component 70 is preferred
It is set as spring.
Portable screwdriver provided in this embodiment includes handle 30 and working beam 10, is provided with through-hole in handle 30
31, when installation, one end of working beam 10 is inserted into through-hole 31, and working beam 10 and handle 30 cooperate, and handle 30 rotates band and starts building
Make bar 10 to rotate together, realizes the movement screwed.Working beam 10 is to be slidably connected with handle 30, and working beam 10 can be relative to hand
Handle 30 is slided along the axis direction of through-hole 31, and the length that working beam 10 stretches out handle 30, work are changed in sliding process
The length for making the stretching of bar 10 is shorter, and the length of working beam 10 being located in handle 30 is longer, the length of entire Portable screwdriver
It is smaller, the space occupied is reduced, convenient for storage and is carried.Conversely, working beam 10 is relative to hand when needing using working beam 10
Handle 30 slides, and 30 set distance of handle is stretched out in the end of working beam 10, at this point it is possible to carry out screwing action to screw.It is working
During bar 10 stretches out handle 30, the extension elongation of working beam 10 can be controlled by screwing locking member 50, meanwhile,
Locking member 50 is also to provide guarantee for the work of working beam 10, after working beam 10 slides into suitable position, screws locking member 50,
Locking member 50 is slided relative to handle 30, and during screwing locking member 50, locking member 50 is located at hand close to working beam 10
End movement in handle 30, until locking member 50 is pushed against the end of working beam 10, at this point, locking member 50 limits working beam 10
The movement being retracted in through-hole 31, and handle 30 and working beam 10 are that circumferential limit connects, and working beam 10 and handle 30 will not
Relative to rotation, guarantees that working beam 10 can be realized normal screwing action, complete the fastening or disassembly of screw.By working beam 10
After being retracted in through-hole 31, locking member 50 is screwed from handle 30, convenient for storage.
Fastening apparatus embodiment
A kind of fastening apparatus, including Portable screwdriver provided by the above embodiment are present embodiments provided, further includes delaying
Punching set, cushion collar are set on handle 30, and cushion collar is rubber sleeve, when operator holds handle 30, has been held on cushion collar, no
Easy damaged operator, use are more safe and reliable.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of Portable screwdriver, which is characterized in that including working beam, handle and locking member, the handle setting is useful
In the through-hole for accommodating the working beam, the working beam is inserted into the through-hole from the first port of the through-hole, the work
Make bar and slided relative to the handle along the axis direction of the through-hole, and circumferentially limit connects for the working beam and the handle
It connects;The locking member includes check lock lever, and the check lock lever is provided with holding tank, and the groove depth edge of the holding tank is parallel to the lock
The axis direction of tight bar extends, and the notch of the holding tank is located on an end face of the check lock lever, and the check lock lever is from described
It is inserted into the through-hole at the second port of through-hole and is screwed on the handle, the check lock lever is slided relative to the handle
Its end can push against the end of the working beam in the process;When the check lock lever is inserted into the through-hole from the first port
The working beam is inserted into the holding tank.
2. Portable screwdriver according to claim 1, which is characterized in that the working beam includes working end and connection
End, the connecting pin are inserted into the through-hole, and the working beam can relative to working end described in the handle sliding process
It slides into the through-hole.
3. Portable screwdriver according to claim 2, which is characterized in that the connecting pin is provided with the first concave-convex knot
Structure, the inner wall of the through-hole are provided with the second concaveconvex structure, first concaveconvex structure and second concaveconvex structure clamping.
4. Portable screwdriver according to claim 3, which is characterized in that first concaveconvex structure is protrusion, described
Second concaveconvex structure is set as groove, and the protrusion clamping is in the groove.
5. Portable screwdriver according to claim 4, which is characterized in that there are two the protrusion settings, described in two
Protrusion be located at its axis of the mistake of the working beam median plane two sides and be located at it is same diametrically, corresponding, the groove is set
There are two setting, each protrusion is connected in the corresponding groove.
6. Portable screwdriver according to claim 5, which is characterized in that one end along its length of the groove
It is arranged with the first end face interval of the handle, the other end of the groove extends in the second end face of the handle, described
Working beam stretches out the through-hole from the first end face, and the locking member is inserted into the through-hole from the second end face.
7. according to the described in any item Portable screwdrivers of claim 4-6, which is characterized in that the Portable screwdriver is also
Including elastic component, the elastic component is located in the groove, and described raised between the elastic component and the locking member,
Enable movement tendency of the protrusion with the axis direction along the through-hole towards the locking member.
8. Portable screwdriver according to claim 1-6, which is characterized in that the locking member further includes lock
Tight cap, the check lock lever are fixedly connected with the locking cap, and the locking cap has internal screw thread, and the handle has external screw thread, institute
It states locking cap and the handle and passes through the internal screw thread and the external thread bolt connection.
9. Portable screwdriver according to claim 8, which is characterized in that the outer peripheral surface of the locking cap and the handle
Outer peripheral surface be located on the outer peripheral surface of same cylinder.
10. a kind of fastening apparatus, which is characterized in that including according to claim 1-9 described in any item Portable screwdrivers,
It further include Anti-slip cover, the Anti-slip cover is set on the handle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820816610.2U CN208528960U (en) | 2018-05-29 | 2018-05-29 | Portable screwdriver and fastening apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820816610.2U CN208528960U (en) | 2018-05-29 | 2018-05-29 | Portable screwdriver and fastening apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208528960U true CN208528960U (en) | 2019-02-22 |
Family
ID=65381099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820816610.2U Active CN208528960U (en) | 2018-05-29 | 2018-05-29 | Portable screwdriver and fastening apparatus |
Country Status (1)
Country | Link |
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CN (1) | CN208528960U (en) |
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2018
- 2018-05-29 CN CN201820816610.2U patent/CN208528960U/en active Active
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