CN208215210U - A kind of screwdriver - Google Patents

Abstract

The utility model relates to hardware tool technical fields, in particular to a kind of screwdriver.The utility model discloses a kind of screwdrivers, including cutter hub, knife handle and torque handle.Knife handle includes the first end and second end being oppositely arranged, and first end is connect with cutter hub, and second end and torque handle are detachably connected.The screwdriver structure is simple, easy to use, can effectively increase the torque of screwdriver during use.

Description

A kind of screwdriver

Technical field

The utility model relates to hardware tool technical fields, in particular to a kind of screwdriver.

Background technique

Existing screwdriver during use, can not play the role of labour-saving, especially locking or removing Needing user to provide during the screw of locking, rotation screw knife, such usage mode lead to rotation screw more energetically A large amount of manpower material is consumed in the process, and the efficiency of aforesaid way is lower.

Utility model content

The purpose of this utility model is to provide a kind of screwdrivers, and the screwdriver structure is simple, easy to use, can make Effectively increase the torque of screwdriver during.

The embodiments of the present invention are achieved in that

A kind of screwdriver, including cutter hub, knife handle and torque handle；

Knife handle includes the first end and second end being oppositely arranged, and first end is connect with cutter hub, and second end and torque handle can Releasably connect.

Existing screwdriver during use, can not play the role of labour-saving, especially locking or removing Needing user to provide during the screw of locking, rotation screw knife, such usage mode lead to rotation screw more energetically A large amount of manpower material is consumed in the process, and the efficiency of aforesaid way is lower.

For these reasons, the utility model discloses a kind of screwdrivers, and the screwdriver structure is simple, easy to use, energy Enough torques for effectively increasing screwdriver during use improve service efficiency to play the role of saving manpower.Specifically , which includes the cutter hub with screw cooperation, and the torque handle for increasing torque, and torque handle and cutter hub are distinguished It is connect with the both ends of knife handle.During use, cooperated by cutter hub and screw, then hand-held torque handle, relative to knife The axis driving torque handle of body can play lock screw or the spiral shell by locking so that cutter hub be driven to drive screw rotation The effect that silk is removed, and since in above process, the rotation by holding torque handle can effectively save manpower, energy Enough requirements reduced to user's hand-power size are guaranteeing service efficiency, reduce using under the premise of difficulty, have expanded the screw Target user's range of knife.

In an embodiment of the present invention:

Second end is provided with connecting hole, and connecting hole is used to cooperate with the end of torque handle, so that torque handle is outside The cutter hub rotation connecting with knife handle is driven under the action of power.

In an embodiment of the present invention:

Connecting hole is square hole.

In an embodiment of the present invention:

The snap-in structure for engaging with torque handle is provided in connecting hole.

In an embodiment of the present invention:

Snap-in structure includes at least one positioning bead being arranged on connecting hole side wall, and is arranged in torque handle and company The location hole of hole abutting end is connect, location hole is used to cooperate with positioning bead.

In an embodiment of the present invention:

Screwdriver further includes the sliding sleeve being set on knife handle；

The positioning region cooperated with sliding sleeve is equipped with close to one end of torque handle in knife handle, is set in knife handle close to one end of cutter hub There is adjusting sleeve；

Adjusting sleeve and sliding sleeve are threadedly engaged against and with knife handle；

The position on knife handle can be changed under the effect of external force for adjusting sleeve so that sliding sleeve has and positioning region cooperation First state, and the second state cooperated is detached from positioning region；

When sliding sleeve is in the second state, sliding sleeve can rotate under the effect of external force relative to knife handle and adjusting sleeve.

In an embodiment of the present invention:

Connector is equipped between sliding sleeve and adjusting sleeve, connector is for being rotatablely connected sliding sleeve and adjusting sleeve.

In an embodiment of the present invention:

Torque handle includes connecting pin and handheld terminal, and connecting pin and handheld terminal are mutually inclined setting.

In an embodiment of the present invention:

Connecting pin is vertically arranged with handheld terminal.

In an embodiment of the present invention:

Cutter hub is detachably connected with first end.

The technical solution of the utility model at least has the following beneficial effects:

Screwdriver structure provided by the utility model is simple, easy to use, can effectively increase during use The torque of screwdriver.

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 structural schematic diagram of screwdriver in the utility model embodiment；

Fig. 2 is the cross-sectional view of screwdriver in the utility model embodiment；

The partial enlargement diagram that Fig. 3 is in Fig. 2 III；

Fig. 4 is structural schematic diagram when sliding over first state in the utility model embodiment；

Fig. 5 is structural schematic diagram when sliding over the second state in the utility model embodiment.

Icon: 200- screwdriver；210- cutter hub；220- knife handle；230- torque handle；221- first end；222- second end； 223- connecting hole；240- snap-in structure；241- positioning bead；242- location hole；260- sliding sleeve；The positioning region 224-；270- adjusting sleeve.

Specific embodiment

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 utility model embodiment, it should be noted that the orientation of the instructions such as term "inner", "lower" 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 utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, Term " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, can be directly connected, two elements can also be can be indirectly connected through an intermediary Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the utility model with concrete condition In concrete meaning.

Embodiment

Please refer to Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 shows the specific structures of the screwdriver 200 provided in embodiment.

As can be seen that screwdriver 200 includes cutter hub 210, knife handle 220 and torque handle 230 from Fig. 1 and Fig. 2.

Knife handle 220 includes the first end 221 and second end 222 being oppositely arranged, and first end 221 is connect with cutter hub 210, and second End 222 is detachably connected with torque handle 230.

Fig. 1-5 is please referred to, 200 structure of screwdriver is simple, and it is easy to use, can effectively it increase during use The torque of screwdriver 200 improves service efficiency to play the role of saving manpower.Specifically, the screwdriver 200 includes and spiral shell The cutter hub 210 of silk cooperation, and the torque handle 230 for increasing torque, torque handle 230 and cutter hub 210 respectively with knife handle 220 both ends connection.During use, cooperated by cutter hub 210 and screw, then hand-held torque handle 230, relative to The axis driving torque handle 230 of cutter hub 210, thus drive cutter hub 210 drive screw rotation, can play lock screw or The effect that the screw of locking is removed, and since in above process, the rotation by holding torque handle 230 can be effective Saving manpower, can reduce the requirement to user's hand-power size, guarantee service efficiency, reduce use difficulty premise Under, expand target user's range of the screwdriver 200.

In the present embodiment, Fig. 1, Fig. 2 and Fig. 3 are please referred to, the second end 222 of knife handle 220 is provided with connecting hole 223, Connecting hole 223 is used to cooperate with the end of torque handle 230, so that torque handle 230 drives under the effect of external force and knife The cutter hub 210 that handle 220 connects rotates.It should be noted that referring to figure 4. and Fig. 5, since torque handle 230 and knife handle 220 are It is detachably connected, therefore the screwdriver 200 has be equipped with torque handle 230 plus torque condition during use, with And torque handle 230 is not mounted to the normal state on knife handle 220.And during use can according to the requirement used into The selection of the above two state of row, or tried out first by normal state, rotation screw is unable to reach to normal state Requirement when, then by the installation of torque handle 230 on knife handle 220.

Further, in the present embodiment, when connecting hole 223 is arranged, the shape of connecting hole 223 can there are many choosing It selects.And in the present embodiment, connecting hole 223 is arranged to square hole, and during connecting hole 223 are arranged, can be with The appropriate depth for increasing connecting hole 223, to improve the connective stability of torque handle 230 Yu knife handle 220, and the longevity used Life.

In addition, referring to figure 3., to guarantee the stability after torque handle 230 is the connection of connecting hole 223, and meeting Torque handle 230 and the detachably connected requirement of knife handle 220, therefore be provided in connecting hole 223 for blocking with torque handle 230 The snap-in structure 240 of conjunction.It can play the role of facilitating connection by snap-in structure 240, that is, meet the stability of connection, it can also To meet detachably connected requirement.

Specifically, snap-in structure 240 includes at least one positioning bead 241, Yi Jishe being arranged on 223 side wall of connecting hole The location hole 242 in torque handle 230 and 223 abutting end of connecting hole is set, is cooperated by location hole 242 and positioning bead 241, Realize the connection of torque handle 230 and knife handle 220, meanwhile, during installation and removal, positioned by external force in client The elastic force of pearl 241 is also more convenient, can simplify structure, reduces the cost of the manufacturing.Outside it, during setting, Since the depth of connecting hole 223 is indefinite, therefore during production, the position of positioning bead 241 can be according to the depth of connecting hole 223 Degree makees the adjustment of adaptability, to improve the stability of connection as far as possible.

Outside it, Fig. 1-Fig. 5 is please referred to, during using screwdriver 200, is especially installed in torque handle 230 When on knife handle 220, needs user to hold knife handle 220 and play the role of cutter hub 210 and screw positioning and need to meet to protect The effect of entire screwdriver 200 and the relative position of corresponding screw is demonstrate,proved, therefore in the present embodiment, which further includes set The sliding sleeve 260 being located on knife handle 220；And it is equipped in knife handle 220 close to one end of torque handle 230 and cooperates with sliding sleeve 260 Positioning region 224 is equipped with adjusting sleeve 270 close to one end of cutter hub 210 in knife handle 220；Adjusting sleeve 270 and sliding sleeve 260 against and with Knife handle 220 is threadedly engaged.Wherein, the position on knife handle 220 can be changed so that sliding sleeve in adjusting sleeve 270 under the effect of external force 260 have the first state cooperated with positioning region 224, and the second state of cooperation is detached from positioning region 224.At sliding sleeve 260 When the second state, sliding sleeve 260 can rotate under the effect of external force relative to knife handle 220 and adjusting sleeve 270.Therefore by above-mentioned The set-up mode of sliding sleeve 260, so that the connection that sliding sleeve 260 is rotated when being in the second state with knife handle 220, but sliding sleeve 260 Be defined in the movement of the axis direction along knife handle 220, so when sliding sleeve 260 relative to knife handle 220, there is only prolong along knife handle 220 The freedom degree of direction rotation is stretched, therefore after being corresponding screw connection, it just can conveniently be kept by hand-held sliding sleeve 260 The whole position relative to screw of screwdriver 200 drives the rotation of cutter hub 210 not make to by torque handle 230 at the same time Limitation, so that the screwdriver 200 more is easy to use.

Outside it, during use, since the screwdriver 200 includes that torque handle 230 is mounted on knife handle 220 and not The two states being mounted on knife handle 220, and above-mentioned two states have to the position of sliding sleeve 260 it is required, specifically, When torque handle 230 is not installed on knife handle 220, need by rotation sliding sleeve 260 to drive cutter hub 210 to rotate, so this When it is required that sliding sleeve 260 and knife handle 220 are relatively fixed, and when torque handle 230 is mounted on knife handle 220, need to pass through Torque handle 230 drives cutter hub 210 to rotate, and at this time it is required that sliding sleeve 260 keeps the position of screwdriver 200, and needs Meeting between sliding sleeve 260 and knife handle 220 rotation connection can be easy to use, thus herein under the premise of, in the present embodiment, in cunning Connector is equipped between set 260 and adjusting sleeve 270, connector is for being rotatablely connected sliding sleeve 260 and adjusting sleeve 270.Therefore pass through company Fitting the adjusting sleeve 270 being threadedly coupled in knife handle 220 be able to drive sliding sleeve 260 on knife handle 220 to move, and have with it is fixed The first state that position portion 224 cooperates, and the second state cooperated is detached from positioning region 224.Accordingly, working as torque handle 230 When being not installed on knife handle 220, so that sliding sleeve 260 is in first state, when torque handle 230 is mounted on knife handle 220, make It obtains sliding sleeve 260 and is in the second state.

Further, when torque handle 230 is arranged, for the ease of the axis with dynamic torque handle 230 relative to knife handle 220 Line rotation, simultaneously because torque handle 230 includes connecting pin and handheld terminal, therefore connecting pin can be mutually inclined with handheld terminal and be set It sets.Specifically, in the present embodiment, connecting pin is vertically arranged with handheld terminal.

In addition, it is necessary to explanation, since the type of screw has various, therefore in the present embodiment, cutter hub 210 can also be with First end 221 is detachably connected, thus during use, can meet different screws by replacement cutter hub 210 Requirement.

The working principle of the screwdriver 200 is:

200 structure of screwdriver is simple, easy to use, can effectively increase screwdriver 200 during use Torque improves service efficiency to play the role of saving manpower.Specifically, the screwdriver 200 includes the cutter hub with screw cooperation 210, and the torque handle 230 for increasing torque, torque handle 230 and cutter hub 210 connect with the both ends of knife handle 220 respectively It connects.During use, cooperated by cutter hub 210 and screw, then hand-held torque handle 230, the axis relative to cutter hub 210 Line driving torque handle 230 can play lock screw or the spiral shell by locking so that cutter hub 210 be driven to drive screw rotation The effect that silk is removed, and since in above process, the rotation by holding torque handle 230 can effectively save people Power can reduce the requirement to user's hand-power size, guarantee service efficiency, reduces using under the premise of difficulty, expands Target user's range of the screwdriver 200.

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 screwdriver, it is characterised in that:

The screwdriver includes cutter hub, knife handle and torque handle；

The knife handle includes the first end and second end being oppositely arranged, and the first end is connect with the cutter hub, the second end It is detachably connected with the torque handle.

2. screwdriver according to claim 1, it is characterised in that:

The second end is provided with connecting hole, and the connecting hole is used to cooperate with the end of the torque handle, so that described Torque handle drives the cutter hub connecting with the knife handle to rotate under the effect of external force.

3. screwdriver according to claim 2, it is characterised in that:

The connecting hole is square hole.

4. screwdriver according to claim 2, it is characterised in that:

The snap-in structure for engaging with the torque handle is provided in the connecting hole.

5. screwdriver according to claim 4, it is characterised in that:

The snap-in structure includes at least one positioning bead being arranged on the connecting hole side wall, and is arranged in the torque The location hole of handle and the connecting hole abutting end, the location hole are used to cooperate with the positioning bead.

6. screwdriver according to claim 1, it is characterised in that:

The screwdriver further includes the sliding sleeve being set on the knife handle；

The positioning region cooperated with the sliding sleeve is equipped with close to one end of the torque handle in the knife handle, it is close in the knife handle One end of the cutter hub is equipped with adjusting sleeve；

The adjusting sleeve and the sliding sleeve are threadedly engaged against and with the knife handle；

The adjusting sleeve position on the knife handle can be changed under the effect of external force so that the sliding sleeve have with it is described The first state of positioning region cooperation, and the second state cooperated is detached from the positioning region；

When the sliding sleeve is in second state, the sliding sleeve under the effect of external force can be relative to the knife handle and described Adjusting sleeve rotation.

7. screwdriver according to claim 6, it is characterised in that:

Connector is equipped between the sliding sleeve and the adjusting sleeve, the connector is for being rotatablely connected the sliding sleeve and described Adjusting sleeve.

8. screwdriver according to claim 1, it is characterised in that:

The torque handle includes connecting pin and handheld terminal, and the connecting pin and the handheld terminal are mutually inclined setting.

9. screwdriver according to claim 8, it is characterised in that:

The connecting pin is vertically arranged with the handheld terminal.

10. screwdriver according to claim 1, it is characterised in that:

The cutter hub and the first end are detachably connected.