CN206200829U - The novel adjustable spanner for being easy to bore to adjust - Google Patents

Abstract

The utility model discloses a kind of novel adjustable spanner for being easy to bore to adjust, handle including that can twist wrench body and the wrench body connection of bolt or nut, wrench body includes push rod, pedestal, the swivel base in pedestal, the adjuster that is arranged on the outside of handle；It is provided with the vertical side of pedestal and is threadedly coupled with push rod with the one-to-one screw of push rod, screw, adjuster is connected with adjusting screw rod by adjusting pole, while the horizontal side connection of adjusting screw rod, push rod and swivel base；The utility model is rotated chassis and rotates by adjusting screw rod, so as to drive push rod to move, constraint by screw to push rod, so that push rod completes to move radially, push rod is rotationally advancing along screw, after clamping with self-locking effect, is difficult to skid, and larger clamping dynamics can be provided and support force is twisted, reduce because twist power it is excessive caused by tool damage.

Description

The novel adjustable spanner for being easy to bore to adjust

Technical field

The utility model is related to spanner field, more particularly to a kind of novel adjustable spanner for being easy to bore to adjust.

Background technology

Spanner is a kind of conventional installation and extracting tool, and bolt, screw, nut and other spiral shells are twisted using lever principle Line tightly holds opening or the hand tools of trepanning firmware of bolt or nut；Spanner is generally formed with clamping in the one or both ends of shank The opening or set hole of bolt or nut, threadingly direction of rotation applies external force in shank when using, and can just twist bolt or nut. Spanner is generally divided into solid wrench and adjustable wrench again, and solid wrench is formed with the opening of fixed dimension for one or both ends, is used to twist one The nut or bolt being sized；And adjustable wrench can be adjusted for A/F in the range of certain size, different rule can be twisted The bolt or nut of lattice.

In the middle of our lives usually or in industrial design, it would be desirable to the bolt or nut of different size specification Installed and dismantled, if using solid wrench, needing to have the spanner of different caliber sizes, carried heavy, using inconvenience, and The adjustable wrench that generally we use is side regular jaw, and side moving jaw moves moving jaw by screw-driven, from And the jaw of different openings is formed, but the adjustable wrench by the left and right sides when clamping bolt or nut, toward certain direction During rotation, the force localization of pressure on the corner of bolt or nut, easily cause to damage by the corner to bolt or nut, than Such as there is the edging phenomenon of outer-hexagonal round end.

Due to current polygon bolt or nut it is common be positive hexagonal, so when for this phenomenon, Ren Menshe The target of meter is substantially focused on hex bolts or hex nut, below by taking hex bolts as an example；Such as number of patent application A kind of 201210421085.1 combination wrench, dop is controlled by six goat's horn screw rods that can be adjusted, and is made on dop V-type groove is stuck on six angles of positive hex bolts, not only increases stress point, and by main stress point from easy damaged Corner on be transferred on the not face of easy damaged, it is to avoid the edging phenomenon of outer-hexagonal round end etc., but the design is being clamped During need to be adjusted six goat's horn screw rods respectively, be difficult to control and time-consuming effort.

On this basis, the speeder wrench of the adjustable caliber size of number of patent application 201510746558.9, by right The control of upper and lower two pressing plates, makes two pressing plates that medial angle is 120 ° clamp two angles of hex bolts respectively, forms four Individual containment surfaces, are difficult to skid, and in the case, when spanner starts to twist hex bolts, there are four main stress points, and mainly The position of stress point is not on the face of easy damaged；A kind of spanner with voltage test pencil of number of patent application 201510620355.5, passes through V-type opening in front of sliding block is clamped, and is controlled to slide by regulating bolt, so as to clamp various sizes of hex bolts；But Above with respect to the technical scheme of regulation size wrench, the mechanism component contacted with the hex bolts twisted, when bore is adjusted It is level slip, dynamics that horizontal sliding type is either clamped, support force when still twisting are all smaller, in some situations Under, it may appear that motionless phenomenon is twisted, if using larger chucking power or when twisting power, and easily occur skidding, or even damage Bad corresponding transmission mechanism.

Utility model content

The utility model provides a kind of novel adjustable spanner for being easy to bore to adjust to solve above-mentioned technical problem, by spiral shell Line is connected so that push rod is rotationally advancing, and after clamping with self-locking effect, is difficult to skid, and can provide larger clamping dynamics With twist support force, reduce because twist power it is excessive caused by tool damage.

To achieve the above object, the effect above is reached, the utility model is achieved through the following technical solutions：

A kind of novel adjustable spanner for being easy to bore to adjust, including the wrench body and spanner that bolt or nut can be twisted The handle of main body connection, wrench body includes push rod, pedestal, the swivel base in pedestal, the tune that is arranged on the outside of handle Section device；It is provided with the vertical side of pedestal and is threadedly coupled with push rod with the one-to-one screw of push rod, screw, adjuster is by adjusting Section pole is connected with adjusting screw rod, while the horizontal side connection of adjusting screw rod, push rod and swivel base, is adjusted by adjuster Swivel base rotates, and makes swivel base drive push rod to rotate, and push rod is rotationally advancing under the cooperation of screw.

As a kind of adjuster preferred scheme that occurred level is not moved is made, on described regulation pole, it is provided with solid Determine snap ring, the fixing clasp is fixedly connected with regulation pole, the solid section in handle is provided with and accommodates the hollow of fixing clasp Groove, the groove secures the position of fixing clasp, it is rotated with the rotation of regulation pole, but not occurred level It is mobile, so that the adjuster being fixedly connected with regulation pole also occurred level movement.

Used as a kind of preferred scheme that the horizontal side of adjusting screw rod, push rod and swivel base connects, adjusting screw rod includes Regulation screw thread, the horizontal side of swivel base includes the rotation gear teeth engaged with regulation screw thread, the surface of push rod shape in the vertical Into the radial direction gear teeth with rotation gear teeth meshing so that the horizontal side of swivel base forms roller gear with push rod, adjusting screw rod Transmission.

Used as a kind of preferred scheme that push rod and screw are threadedly coupled, the surface of push rod forms the outside spiral shell in footpath in the horizontal Line, is provided with the radial direction internal thread engaged with radial direction external screw thread on screw so that push rod forms axial screw transmission with screw.

Used as a kind of preferred embodiment, swivel base includes the revotating card for making swivel base be slidably connected with pedestal madial wall Ring, the limited block of limitation swivel base rotation, limited block are arranged on the vertical side of swivel base, and limited block is thin cylindrical side Face, more adjacent part protrusion.

For the ease of the installation of push rod, the fluting for coordinating with instrument and twisting, such as a word are provided with the afterbody of push rod Groove profile, Phillips-type, plum blossom groove profile, hexagonal groove profile etc..

Meanwhile, allow push rod to point to the same center of circle, it is ensured that with bolt or the contact area of nut.

As a kind of preferred embodiment, adjuster is arranged on the afterbody of handle, and shape is corresponding with handle shape, not In the case of use, adjuster and handle are integrally formed, and make monkey wrench more attractive in appearance.

To coordinate limited block, the gear block for blocking limited block is provided with pedestal, when limited block as swivel base revolves When going to gear block, gear block makes swivel base stop the rotation, and so as to prevent the further motion of adjusting screw rod, this is spacing The benefit of block is that anti-throw-out lever rotates out of screw.

Compared with prior art, the utility model has the advantages that：

A kind of novel adjustable spanner for being easy to bore to adjust, by the adjuster on the outside of handle, makes adjusting screw rod drive rotation Turn chassis rotation, so that drive push rod to move, the constraint by the screw of pedestal side to push rod, so that push rod is completed radially Mobile, push rod is rotationally advancing along screw, and after after rotation to target location, screw thread has self-lock ability, is difficult pine of skidding It is dynamic, because being threadedly coupled formed contact area between push rod and screw so that the kind of drive can be provided larger twists branch Support force；Meanwhile, the contact area that the mode of Multi-stage transmission and threaded connection are formed so that the kind of drive can provide larger Clamping dynamics；Consequently facilitating user bolt or nut are carried out it is with stronger dynamics twist, reduce because twist power it is excessive caused by Tool damage.

Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below Describe in detail it is bright as after, specific embodiment of the present utility model is shown in detail by following examples and its accompanying drawing.

Brief description of the drawings

Accompanying drawing described herein is used for providing being further understood to of the present utility model, constitutes the part of the application, Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper Limit.In the accompanying drawings：

The overall structure diagram of the novel adjustable spanner for being easy to bore to adjust that Fig. 1 is related to for the utility model；

Fig. 2 disassembles schematic diagram for the inside of the novel adjustable spanner for being easy to bore to adjust that the utility model is related to；

Fig. 3 is the enlarged diagram of a-quadrant in Fig. 2；

The structural representation of each motion that Fig. 4 is related to for the utility model；

Fig. 5 is the enlarged diagram in B regions in Fig. 4.

Wherein, above-mentioned accompanying drawing is marked including drawings described below：Wrench body 1, handle 2, adjuster 3, swivel base 4, push rod 5th, pedestal 6, adjusting screw rod 31, regulation pole 32, fixing clasp 33, regulation screw thread 311, gear block 41, the rotation gear teeth 42, rotation Snap ring 43, limited block 44, the radial direction gear teeth 51, radial direction external screw thread 52, fluting 53, screw 61, radial direction internal thread 62, base plate 63rd, opening 64.

Specific embodiment

Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments：

As shown in figure 1, a kind of novel adjustable spanner for being easy to bore to adjust, preferred embodiment of the present utility model is directed to In the market most common hex bolts or nut design, including wrench body 1, handle 2, adjuster 3, six roots of sensation push rod 5, Pedestal 6, wherein, adjuster 3 is arranged on the afterbody of handle 2, and shape is cuboid, handle 2 and pedestal 6 with the shape of handle 2 Connection, push rod 5 is connected with pedestal 6, and the angle between the push rod 5 is 60 °, is that annular is evenly distributed on pedestal 6.

Fig. 2 is to have turned over by the spanner in Fig. 1, then removes the base plate 63 of pedestal 6, is formd in pedestal 6 Only retain screw 61 entity part and place swivel base 4 dead slot part, entity part provided when clamping or twisting compared with Big support strength, wherein swivel base 4 include rotary clip 43, and the rotary clip 43 makes swivel base 4 and the madial wall of pedestal 6 It is slidably connected.

With reference to Fig. 3, the enlarged drawing to a-quadrant in Fig. 2 is understood, six screws 61, the spiral shell are provided with the vertical side of pedestal 6 Hole 61 is threadedly coupled with push rod 5, and corresponds；The bottom of entity part is provided with and is connect for push rod 5 and swivel base 4 in pedestal 6 Tactile opening 64；Swivel base 4 is provided with a limited block 44, and the limited block 44 is arranged on the vertical side of swivel base, spacing Block 44 is thin cylindrical side, more adjacent part protrusion, when limited block 44 is rotated to gear block 41 with swivel base 4, Gear block 41 makes swivel base 4 stop the rotation, and so as to prevent the further motion of adjusting screw rod 31, the limited block 44 rises The effect of screw 6 is rotated out of to anti-throw-out lever 5, the position on the limited block 44 can combine Fig. 4.

With reference to Fig. 4-Fig. 5 understand, adjuster 3 is connected by adjusting pole 32 with adjusting screw rod 31, fixing clasp 33 with tune Section pole 32 is fixedly connected, and is stuck in the groove of solid section in handle 2, and occurred level is not moved to make adjuster 3.

With reference to shown in Fig. 2 and Fig. 5, on base plate 63, under rotary clip 43, one and rotary clip are provided with 43 filler rings being slidably connected, withstand rotary clip 43 so that Area of bearing when swivel base 4 is rotated is rotary clip 43 and support Contact area between ring.

In Figure 5, the fluting 53 for coordinating with instrument and twisting is provided with the afterbody of push rod 5, the preferred embodiment is as schemed Phillips-type is shown, by the fluting 53 so that push rod 5 it is easier for installation and quick.

Meanwhile, the implementation on each transmission mechanism as shown in Figure 3, is provided with radial direction internal thread 62 on screw 61, As shown in figure 4, swivel base 4 is included in the rotation gear teeth 42 in horizontal side, the surface of push rod 5 forms radially wheel in the vertical Tooth 51, forms radial direction external screw thread 52 in the horizontal, and as shown in Figure 5, adjusting screw rod 31 includes regulation screw thread 311.

The mode of transmission is realized by above-mentioned transmission mechanism, as shown in figure 5, regulation screw thread 311 and rotation on adjusting screw rod 31 Turn the engagement connection of the rotation gear teeth 42 of the horizontal side in chassis 4, adjusting screw rod 31 is formed cylinder with the horizontal side of swivel base 4 Gear drive；As shown in figure 4, the rotation gear teeth 42 of horizontal side are engaged with the radial direction gear teeth 51 on the surface of push rod 5 on swivel base 4 Connection, the horizontal side and push rod 5 for making swivel base 4 forms column gear transmission；With reference to shown in Fig. 3 and Fig. 5, the surface of push rod 5 Radial direction external screw thread 52 be threadedly coupled with the radial direction internal thread 62 on screw 61 so that push rod 5 and screw 61 form axial screw Transmission, when push rod 5 is threadedly coupled with screw 61, both contacts area are larger, using the teaching of the invention it is possible to provide larger twists support force, together When, the mode that multistage is interlocked so that the chucking power finally acted on bolt or nut is also relatively large.

In sum, as a example by twisting positive hex bolts, the course of work of the present utility model is as follows：

（1）, pedestal 6 be aligned need the positive hex bolts that turns；

（2）, assume that the clamp port that current six roots of sensation push rod 5 is formed is smaller than the size of positive hex bolts, that is, need larger Clamping bore, then rotate counterclockwise adjuster 3, by adjusting pole 32, drive adjusting screw rod 31 to rotate counterclockwise, by adjusting Section screw thread 311 and the column gear transmission of the rotation gear teeth 42, are rotated the counterclockwise movement of chassis 4；

（3）, the rotation gear teeth 42 and the radial direction gear teeth 51 on swivel base 4 column gear transmission, drive push rod 5 inverse Hour hands rotate；

（4）, due to radial direction external screw thread 52 and radial direction internal thread 62 be dextrorotation screw thread, by the outside spiral shell in footpath on the surface of push rod 5 Line 52 is driven with the axial screw of radial direction internal thread 62, and when 5 rotate counterclockwise of push rod, push rod 5 is along the outward radial of screw 61 Mobile, i.e., six roots of sensation push rod is moved radially outward simultaneously, forms larger clamping bore；

（5）, clamp bore more than positive hex bolts size when, stopped operating adjuster 3, and pedestal 6 is enclosed within just On hex bolts, six roots of sensation push rod 5 is set to correspond six centers in face of positive hex bolts；

（6）, now, rotate clockwise adjuster 3, make push rod 5 displaced radially inward, until the face with positive hex bolts connects Touch, and further rotate clockwise adjuster 3, push rod 5 is in clamped condition with positive hex bolts；

（7）, rotate positive hex bolts by handle 2, after taking out positive hex bolts, rotate counterclockwise adjuster 3, make push rod 5 move radially outward, after unclamping positive hex bolts.

（8）If, step（2）In, the size of the clamping positive hex bolts of relative aperture that six roots of sensation push rod 5 is formed is big, then directly Tap into row（5）-（7）Step.

It is same for multiple that the quantity that there is side is 6 and the device that can loosen in the course of work more than It is applicable, such as, positive hex nut, positive 12 corner bolt etc., and is not limited in positive hex bolts and treats.

Second embodiment of the present utility model, on the basis of preferred embodiment, by radial direction external screw thread 52 and the inside spiral shell in footpath Line 62 is transformed to derotation screw thread, then whole work process is as follows：

（1）, pedestal 6 be aligned need the positive hex bolts that turns；

（2）, assume that the clamp port that current six roots of sensation push rod 5 is formed is smaller than the size of positive hex bolts, that is, need larger Clamping bore, rotate clockwise adjuster 3, by adjusting pole 32, drive adjusting screw rod 31 to rotate clockwise, by regulation Screw thread 311 and the column gear transmission of the rotation gear teeth 42, are rotated the clockwise movement of chassis 4；

（3）, the rotation gear teeth 42 and the radial direction gear teeth 51 on swivel base 4 column gear transmission, drive push rod 5 suitable Hour hands rotate；

（4）, due to radial direction external screw thread 52 and radial direction internal thread 62 be derotation screw thread, by the outside spiral shell in footpath on the surface of push rod 5 Line 52 is driven with the axial screw of radial direction internal thread 62, and when push rod 5 turns clockwise, push rod 5 is along the outward radial of screw 61 Mobile, i.e., six roots of sensation push rod is moved radially outward simultaneously, forms larger clamping bore；

（5）, clamp bore more than positive hex bolts size when, stopped operating adjuster 3, and pedestal 6 is enclosed within just On hex bolts, six roots of sensation push rod 5 is set to correspond six centers in face of positive hex bolts；

（6）, now, rotate counterclockwise adjuster 3, make push rod 5 displaced radially inward, until the face with positive hex bolts connects Touch, and the adjusting screw rod 31 that further rotates backward, push rod 5 is in clamped condition with positive hex bolts；

（7）, rotate positive hex bolts by handle 2, after taking out positive hex bolts, rotate clockwise adjuster 3, make push rod 5 move radially outward, after unclamping positive hex bolts.

（8）If, step（2）In, the size of the clamping positive hex bolts of relative aperture that six roots of sensation push rod 5 is formed is big, then directly Tap into row（5）—（7）Step.

3rd embodiment of the present utility model, on the basis of preferred embodiment, by adjuster 3 in the position of handle 2, from The afterbody of handle 2 becomes in the other positions of the lateral wall of handle 2, i.e., in the both sides up and down of handle 2 or the left and right sides.

Fourth embodiment of the present utility model, on the basis of preferred embodiment, flat recess is changed into by the groove profile of fluting 53 Type.

In 5th embodiment of the present utility model, on the basis of preferred embodiment, by push rod 5 and the quantity of screw 61 Three are revised as from six, the quantity that can be applied to side is 3 multiple and the device that can be loosened.

In sixth embodiment of the present utility model, on the basis of preferred embodiment, by push rod 5 and the quantity of screw 61 Four are revised as from six, the quantity that can be applied to side is 4 multiple and the device that can be loosened.

In 7th embodiment of the present utility model, on the basis of preferred embodiment, by push rod 5 and the quantity of screw 61 Five are revised as from six, the quantity that can be applied to side is 5 multiple and the device that can be loosened.

On the basis of based on preferred embodiment, the five, the six, seven embodiments, it is known that, when by the quantity of push rod 5 and screw 61 More than six quantity is revised as, equivalent variations should be considered as, belong to Equivalent embodiments of the present utility model；Based on second and third, four On the basis of, simply preferred embodiment is carried out such as second and third, replaced four embodiments or modification carries out simple group Close, it should also be considered as equivalent variations, such as on the basis of preferred embodiment, radial direction external screw thread 52 become with radial direction internal thread 62 Be changed to derotation screw thread, by adjuster 3 in the position of handle 2 from the other positions that the afterbody of handle 2 becomes the lateral wall of handle 2, The 8th embodiment for so being formed, simply carries out simple merging modification to second and third embodiment, should be considered as equivalent variations, Belong to Equivalent embodiments of the present utility model；Certainly, the change based on above-mentioned two situations, such as change quantity and change screw thread Direction combines the new embodiment to be formed, it should also is considered as equivalent variations, belongs to Equivalent embodiments of the present utility model.

Meanwhile, the technical scheme that should not be limited by preferred embodiment, also including push rod 5 and screw 61 in the position of pedestal 6 Put can the combination of and uneven distribution, limited block 44 and gear block 41 unequal with angle can use other modes and number More than 2 can be set, the scheme of adjusting screw rod 31 and the drive connection of swivel base 4, swivel base 4 and push rod 5 be connected Scheme, push rod 5 and the threaded connection of screw 61 scheme etc..

The above, preferred embodiment only of the present utility model not makees any formal to the utility model Limitation；The those of ordinary skill of all industry can shown in by specification accompanying drawing and the above and swimmingly implement this practicality It is new；But, all those skilled in the art are not being departed from the range of technical solutions of the utility model, are taken off more than The technology contents for showing and the equivalent variations of a little variation, modification and evolution made, are Equivalent embodiments of the present utility model； Meanwhile, the change of all any equivalent variations made to above example according to substantial technological of the present utility model, modify and drill Become etc., still fall within the protection domain of the technical solution of the utility model.

Claims (9)

1. a kind of novel adjustable spanner for being easy to bore to adjust, including the wrench body that bolt or nut can be twisted（1）With spanner Main body（1）The handle of connection（2）, described wrench body（1）Including push rod（5）, pedestal（6）, positioned at pedestal（6）Interior rotation Chassis（4）, be arranged on handle（2）The adjuster in outside（3）；It is characterized in that：The pedestal（6）Vertical side be provided with and push away Bar（5）One-to-one screw（61）, described screw（61）With push rod（5）Threaded connection, the adjuster（3）By regulation Pole（32）It is connected with adjusting screw rod（31）, the adjusting screw rod（31）, push rod（5）With swivel base（4）Horizontal side connect Connect.

2. it is according to claim 1 be easy to bore adjust novel adjustable spanner, it is characterised in that：In described regulation branch Bar（32）On, being provided with makes adjuster（3）The fixing clasp that occurred level is not moved（33）.

3. it is according to claim 1 be easy to bore adjust novel adjustable spanner, it is characterised in that：The adjusting screw rod （31）Including regulation screw thread（311）, the swivel base（4）Horizontal side include and regulation screw thread（311）The rotation of engagement The gear teeth（42）, the push rod（5）Surface formed in the vertical and rotate the gear teeth（42）The radial direction gear teeth of engagement（51）, the rotation Turn chassis（4）Horizontal side respectively with adjusting screw rod（31）, push rod（5）Form column gear transmission.

4. it is according to claim 3 be easy to bore adjust novel adjustable spanner, it is characterised in that：The push rod（5）'s Surface forms radial direction external screw thread in the horizontal（52）, described screw（61）On be provided with and radial direction external screw thread（52）The footpath of engagement To internal thread（62）, the push rod（5）With screw（61）Form axial screw transmission.

5. it is as claimed in any of claims 1 to 4 be easy to bore adjust novel adjustable spanner, it is characterised in that： Described swivel base（4）Including making swivel base（4）With pedestal（6）The rotary clip that madial wall is slidably connected（43）, limitation Swivel base（4）The limited block of rotation（44）.

6. it is as claimed in any of claims 1 to 4 be easy to bore adjust novel adjustable spanner, it is characterised in that： The push rod（5）Afterbody on be provided with and coordinate the fluting twisted with instrument（53）.

7. it is as claimed in any of claims 1 to 4 be easy to bore adjust novel adjustable spanner, it is characterised in that： The push rod（5）Point to the same center of circle.

8. it is as claimed in any of claims 1 to 4 be easy to bore adjust novel adjustable spanner, it is characterised in that： The adjuster（3）It is arranged on handle（2）Afterbody, and shape and handle（2）Shape is corresponding.

9. it is according to claim 5 be easy to bore adjust novel adjustable spanner, it is characterised in that：The pedestal（6）If It is equipped with and blocks limited block（44）Gear block（41）.