CN207710650U - Multifunctional wrench - Google Patents

Abstract

The utility model is related to a kind of multifunctional wrench, including：Adjustable wrench jaw, connection regulating part, support base, the adjustable wrench jaw are set as multiple, and the adjustable wrench jaw surrounds same circumferentially equidistant distribution, and surround and form clamping opening；The connection regulating part is arranged with the linkage of each adjustable wrench jaw, the spacing for adjusting the adjacent adjustable wrench jaw；The support base is used to support the adjustable wrench jaw and the connection regulating part.A kind of multifunctional wrench provided by the utility model can be suitable for the installation of regular polygon part to be tightened, tubular part to be tightened, while same spanner can operate the screw or screw rod of different model, easy to operate, easy to use.

Description

Multifunctional wrench

Technical field

The utility model is related to hardware tool technical fields, and in particular to a kind of multifunctional wrench.

Background technology

Spanner plays the role of increasing in people's lives as a kind of important tool.It is in the prior art to pull Hand is divided into two kinds substantially, and one is the back-up wrench of only single model driving end, this spanner can only be to the spiral shell of certain fixing model Silk or screw rod are operated.Another kind is the combination wrench that can be operated to different model screw or screw rod, still Existing combination wrench needs first to remove original driving end when replacing driving end, and then changing needs spanner to be used Head, such operation are unfavorable for improving the user satisfaction of user.

Utility model content

The technical problem to be solved by the present invention is to overcome same spanner in the prior art that can only be directed to a kind of type Number the defect that is operated of screw or screw rod.

For this purpose, the technical solution multifunctional wrench used, it is characterised in that including：

Adjustable wrench jaw is set as multiple, and the adjustable wrench jaw surrounds same circumferentially equidistant distribution, and surrounds and form clamping opening；

Regulating part is connected, the connection regulating part is arranged with the linkage of each adjustable wrench jaw, for adjusting the adjacent Flexible spanner The spacing of mouth；

Support base is used to support the adjustable wrench jaw and the connection regulating part.

It is adjusted in order to easily clamping opening size formed to adjustable wrench jaw, preferred technical solution is, described It includes guide rod, transmission rope to connect regulating part, and the guide rod is set as multiple, is corresponded between adjacent activities pull mouth, and Each guide rod both ends are in the corresponding adjustable wrench jaw internal slide connection setting, and each guide rod surface is arranged with position The first spring between the adjacent adjustable wrench jaw；The transmission rope and each adjustable wrench jaw are slidably connected setting, and Its end is connected with the regulating part that the adjacent adjustable wrench jaw spacing is adjusted for pulling transmission rope；First spring is worn In the guide rod or the transmission rope.

In order to keep the stress of each adjustable wrench jaw relatively uniform, preferred technical solution is that the support base is handle, institute It states clamping opening to be located above the handle, and described handle one end is fixedly connected with an adjacent adjustable wrench jaw；The transmission Rope is set as one and is sequentially passed through inside each adjustable wrench jaw along the circumferential direction of the clamping opening, both ends and the regulating part Connection setting.

For the ease of to the surrounded clamping opening size of adjustable wrench jaw adjusting and to connection regulating part be fixed, preferably Technical solution is that the regulating part includes the first screw, screw rod, rotary nut and the second screw, and first screw is fixed It is connected on a side of the handle, described transmission rope one end is fixedly connected on the first screw, on another side of handle It is provided with notch, the screw rod is installed on the outside of the notch and is arranged along the axial direction of the handle, inside the notch The rotary nut is equipped on the screw rod, the top of the screw rod is connected with the second screw, second spiral shell Nail is connected to the transmission rope other end.

For the ease of being locked to tubular object, and make uniform force, preferred technical solution is the adjustable wrench jaw It is uniformly distributed in the surrounding of the support base one end, the support base includes upper prism, lower prism and the lower prism Body is set in prism, and one-to-one correspondence is connected on the support base in the slide bar of the adjustable wrench jaw, each work It is dynamic to pull the opening's edge accordingly sliding bar setting, and each slide bar is socketed with second spring；The connection regulating part includes Circular gear and fixing axle, the circular gear is embedded to be installed on inside the support base, and one end of the fixing axle passes through institute It states circular gear axial position and extends to close to the adjustable wrench jaw side, the support base states circular gear far from described One end center is provided through groove, and the connection regulating part further includes that one end is inserted into the groove and is matched with the fixing axle The regulation handle of connection is closed, the both ends of the transmission rope are fixed to the fixing axle close to described adjustable wrench jaw one end；Described Two springs are arranged in the slide bar or the transmission rope.

In order to which all angles stress of nut is relatively uniform during locking, preferred technical solution is the activity It includes two ends being arranged in angle to pull mouth, and each adjustable wrench jaw corner angle are perpendicular to support base medial axis, the transmission Rope is set as multiple and corresponds independence across the corresponding end of the adjacent adjustable wrench jaw, is connected on each slide bar It is provided with the fixing piece that the transmission rope is answered for stationary phase.

The circular objects such as water pipe are locked for convenience, and conveniently size is adjusted between adjustable wrench jaw, preferably Technical solution be that the connection regulating part includes conical gear and screw shaft, and the conical gear is installed on the support base One end on, one end of the screw shaft passes through conical gear axial direction position and wears to the end of the support base On, the lateral surface of the conical gear is set as intilted inclined surface along the separate support base direction；Each activity The surrounding that mouth is uniformly distributed in the conical gear is pulled, the end lateral surface of the support base corresponds to each adjustable wrench jaw Position is connected with casing, and the side that described sleeve pipe corresponds to the conical gear is set as being open, each adjustable wrench jaw One-to-one correspondence is installed in described sleeve pipe, and the medial surface of the adjustable wrench jaw engages setting with the lateral surface of conical gear.

In order to keep each adjustable wrench jaw move distance consistent, the symmetry for the size that ensures to dehisce, preferred technical solution is, The adjustable wrench jaw includes the first guide rod being equipped with the lateral surface of the conical gear, and is in first guide rod The first guide rod one-to-one correspondence of second guide rod of angle connection setting, each adjustable wrench jaw is installed in described sleeve pipe, and First guide rod medial surface of the adjustable wrench jaw engages setting with the lateral surface of conical gear.

Adjustable wrench jaw size is adjusted for convenience, preferred technical solution is that the support base is stated far from described The one end center of conical gear is provided through groove, the connection regulating part further include one end be inserted into the groove and with institute State the regulation handle of screw shaft mating connection.

In order to keep each adjustable wrench jaw move distance consistent, the symmetry for the size that ensures to dehisce, preferred technical solution is, The adjustable wrench jaw includes the first component being equipped with the lateral surface of the conical gear and connects with the first component The second component connect, the first component fit in conical gear outer surface, and the second component is connected to first component lower end Face and second component is perpendicular to conical gear central axis.

In order to power after long-term use transmission effect preferably and uniform force, preferred technical solution are the transmissions Rope can be set as steel wire rope, double leval jib or sleeve.

Technical solutions of the utility model have the following advantages that：

1. multifunctional wrench provided by the utility model, including adjustable wrench jaw, connection regulating part and support base, pass through connection Regulating part come adjust adjustable wrench jaw surround formed clamping opening size, make the part phase to be tightened of the more each model of clamping opening size Match.

2. multifunctional wrench provided by the utility model is suitable for a variety of occasions, such as regular polygon part to be tightened, cylindrical shape Part to be tightened etc., it is easy to use, and uniform force.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.

Fig. 1 be the utility model the first embodiment in the overall structure diagram that provides；

Fig. 2 be the utility model second of embodiment in the overall structure diagram that provides；

Fig. 3 be the utility model the third embodiment in the overall structure diagram that provides；

Fig. 4 be the utility model the 4th kind of embodiment in the overall structure diagram that provides；

Fig. 5 is the structural front view of double leval jib in the utility model transmission rope；

Fig. 6 is the structure top view of double leval jib in the utility model transmission rope；

Fig. 7 be the utility model the 5th kind of embodiment in the overall structure diagram that provides；

Fig. 8 is chain, chain sprocket structure schematic diagram in the 6th kind of embodiment of the utility model.

In figure：1. adjustable wrench jaw；2. connecting regulating part；3. support base；4. regulating part；5. notch；6. slide bar；7. the second bullet Spring；8. circular gear；9. fixing axle；10. groove；11. regulation handle；12. conical gear；13. screw shaft；14. fixing piece； 15. connecting rod；16. the frustum of a cone；17. sprocket wheel；The first guide rods of 1-1.；The second guide rods of 1-2.；1-3. the first component；1-4. second Part；2-1. guide rod；2-2. transmission rope；3-1. casing；The upper prisms of 3-2.；Prism under 3-3.；2-11. the first spring；4-1. First screw；4-2. screw rod；4-3. rotary nut；The second screws of 4-4.；

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.

In the description of the present invention, it should be noted that term " first ", " second " are used for description purposes only, and It should not be understood as indicating or implying relative importance.In addition, involved in the utility model different embodiments disclosed below And technical characteristic can be combined with each other as long as they do not conflict with each other.

Embodiment 1

As shown in Figure 1, multifunctional wrench provided by the utility model, which is characterized in that including：

Adjustable wrench jaw 1 is set as multiple, and the adjustable wrench jaw 1 surrounds same circumferentially equidistant distribution, and is pressed from both sides around being formed Mouthful；

Regulating part 2 is connected, the connection regulating part 2 is arranged with the linkage of each adjustable wrench jaw 1, for adjusting the adjacent activity Pull the spacing of mouth 1；

Support base 3 is used to support the adjustable wrench jaw 1 and the connection regulating part 2.

It is adjusted in order to easily clamping opening size formed to adjustable wrench jaw, preferred technical solution is, described Connection regulating part 2 is set as multiple including guide rod 2-1, transmission rope 2-2, the guide rod 2-1, corresponds and pulls mouth set on adjacent activities Between 1, and each both ends the guide rod 2-1 connect in corresponding 1 internal slide of the adjustable wrench jaw and are arranged, and each guide rod The surfaces 2-1 are arranged with the first spring 2-11 between the adjacent adjustable wrench jaw 1；The transmission rope 2-2 with it is each described Adjustable wrench jaw 1 is slidably connected setting, and its end is connected with and adjusts the adjacent adjustable wrench jaw for pulling transmission rope 2-2 The regulating part 4 of 1 spacing；The first spring 2-11 is arranged in the guide rod 2-1 or described transmission ropes 2-2.

In order to keep the stress of each adjustable wrench jaw relatively uniform, preferred technical solution is that the support base 3 is handle, The clamping opening is located above the handle, and described handle one end is fixedly connected with an adjacent adjustable wrench jaw 1；The biography Running rope 2-2 is set as one and is sequentially passed through inside each adjustable wrench jaw 1 along the circumferential direction of the clamping opening, both ends with it is described The connection setting of regulating part 4.

As shown in Figure 1, the installation site of the transmission rope 2-2, guide rod 2-1 can be interchanged, and the transmission rope 2-2 can be set For steel wire rope or chain.

The operating instruction of the present embodiment：The present embodiment is applied to fasten regular polygon nut, in the process of fastening In, part to be tightened is put into clamping opening, by adjusting rotary nut 4-3 to drive screw rod 4-2 to move up and down, screw rod 4-2 It moving up and down that 1 internal drive rope 2-2 of adjustable wrench jaw has been driven to stretch, transmission rope 2-2 transmits the force to guide rod 2-1, Guide rod 2-1 is in 1 internal slide of adjustable wrench jaw, to which the spring 2-11 being set on guide rod 2-1 is compressed and be loosened, to whole A clamping opening is adjusted that clamping opening is made to be sized for part to be tightened.

Embodiment 2

As shown in Fig. 2, for the ease of to the surrounded clamping opening size of adjustable wrench jaw adjusting and to connection regulating part carry out Fixed, preferred technical solution is that the regulating part 4 includes the first screw 4-1, screw rod 4-2, rotary nut 4-3 and second Screw 4-4, the first screw 4-1 are fixedly connected on a side of the handle, and the one end the transmission rope 2-2 is fixedly connected In being provided with notch 5 on the first screw 4-1, another side of handle, the screw rod 4-2 is installed on 5 outside of the notch simultaneously And it is equipped with the rotary nut 4- along the screw rod 4-2 inside the axial direction setting of the handle, the notch The top of 3, the screw rod 4-2 are connected with the second screw 4-4, and it is another that the second screw 4-4 is connected to the transmission rope 2-2 End.

For the ease of being locked to tubular object, and make uniform force, preferred technical solution is the adjustable wrench jaw 1 is uniformly distributed in the surrounding of 3 one end of the support base, and one-to-one correspondence is connected on the support base 3 in the activity The slide bar 6 of mouth 1 is pulled, each adjustable wrench jaw 1 is along the corresponding sliding of the slide bar 6 setting, and each slide bar 6 is socketed with second Spring 7；The connection regulating part 2 includes circular gear 8 and fixing axle 9, and the circular gear 8 is embedded to be installed on the support base Inside 3, one end of the fixing axle 9 passes through 8 axial position of the circular gear and extends to close to the adjustable wrench jaw 1 one Side, the support base 3 are provided through groove 10, the connection regulating part 2 far from the one end center for stating circular gear 8 Further include the regulation handle 11 that one end is inserted into the groove 10 and is connected with the fixing axle 9, the two of the transmission rope 2-2 End is fixed to the fixing axle close to 1 one end of the adjustable wrench jaw.Wherein support base 3 divides for upper prism 3-2, lower prism 3- 3, and lower prism 3-3 is set in prism 3-2, by connecting being used cooperatively for regulating part 2, makes lower part prism or more It is mobile, to change the size of clamping opening.

In order to which all angles stress of nut is relatively uniform during locking, preferred technical solution is the activity It includes two ends being arranged in angle to pull mouth 1, and 1 corner angle of each adjustable wrench jaw are perpendicular to 3 medial axis of support base, the biography Running rope 2-2 is set as multiple and corresponds independent across the corresponding end of the adjacent adjustable wrench jaw 1, each slide bar The fixing piece 14 that the transmission rope 2-2 is answered for stationary phase is connected on 6；The second spring 7 is arranged in the slide bar 6 Or the transmission rope 2-2.

As shown in Fig. 2, the adjustable wrench jaw 1 can be set as 6, and angle is 120 ° between 6 faces of dehiscing, each work Dynamic 1 face of dehiscing of mouth of pulling is parallel to 3 medial axis of support base, and the inner set transmission rope 2-2 of each adjustable wrench jaw 1, guide rod 2-1 Installation site can be interchanged, and the transmission rope 2-2 can be set as steel wire rope or chain.

The operating instruction of the present embodiment：The present embodiment is applied to fasten tubular part to be tightened, in the process of fastening In, part to be tightened is put into clamping opening, regulation handle 11 is inserted into groove 10, prism 3-2 on rotational support seat 3, support The rotation of prism 3-2 drives the embedded circular gear 8 being installed in support base 3 to rotate on seat 3, and the driving of circular gear 8 is fixed Axis 9 rotates, and the fixing bearing 9 drives stretching for transmission rope 2-2, to drive 3 times prism 3-3 of support base along upper prism The faces body 3-2 move up and down, to entire clamping opening be adjusted clamping opening is made to be sized for part to be tightened.

A kind of situation, in embodiment 1 and embodiment 2, the guide rod 2-1, transmission rope 2-2 are set as steel wire rope, and institute It states steel wire rope and is set as one or more strands of, and the first spring 2-11 is arranged on the steel wire rope.

Another situation, as shown in Figure 5, Figure 6, in embodiment 1 and embodiment 2, for the biography of power after long-term use It passs effect preferably and uniform force, preferred technical solution is that the transmission rope 2-2 can be set as steel wire rope, double leval jib or set Cylinder, by changing the angle of 15, connecting rod to change the spacing between clamping opening.

Embodiment 3

As shown in figure 3, the circular objects such as water pipe are locked for convenience, and conveniently size carries out between adjustable wrench jaw It adjusts, preferred technical solution is that the connection regulating part 2 includes conical gear 12 and screw shaft 13, the conical gear 12 Be installed on the one end of the support base 3, one end of the screw shaft 13 pass through 12 axial position of the conical gear and Wear to the end of the support base 3, the lateral surface of the conical gear 12 along far from be set as along 3 direction of the support base to Tilted inclined surface；Each adjustable wrench jaw 1 is uniformly distributed in the surrounding of the conical gear 12, and the support base 3 is somebody's turn to do End lateral surface is connected with casing 3-1 corresponding to each 1 position of the adjustable wrench jaw, and described sleeve pipe 3-1 corresponds to the circle The side of bevel gear 12 is set as being open, and the one-to-one correspondence of each adjustable wrench jaw 1 is installed in described sleeve pipe 3-1, and described The medial surface of adjustable wrench jaw 1 engages setting with the lateral surface of conical gear 12.

In order to keep each adjustable wrench jaw move distance consistent, the symmetry for the size that ensures to dehisce, preferred technical solution is, The adjustable wrench jaw 1 includes the first guide rod 1-1 being equipped with the lateral surface of the conical gear 12, and with described first In the second guide rod 1-2 of angle connection setting, the first guide rod 1-1 of each adjustable wrench jaw 1 is corresponded to be installed on guide rod 1-1 In described sleeve pipe 3-1, and the first guide rod 1-1 medial surfaces of the adjustable wrench jaw 1 are engaged with the lateral surface of conical gear 12 and are set It sets.

As shown in figure 3, the adjustable wrench jaw 1 dehisces be that vertical bar shape or its surface are equipped with corresponding recesses.

The operating instruction of the present embodiment：The present embodiment is applied to fasten tubular part to be tightened, in the process of fastening In, part to be tightened is put into clamping opening, regulation handle 11 is inserted into groove 10, rotational support seat 3, the rotation band of support base 3 The dynamic embedded circular gear 8 being installed in support base 3 rotates, and circular gear 8 drives fixing axle 9 to rotate, 9 band of the fixing bearing Dynamic transmission rope 2-2's is flexible, to drive moving up and down for 3 inclined-plane upper slide bar 6 of support base, and then drives stretching for second spring 7 Contracting is compressed and is put to the spring 2-11 being set on guide rod 2-1 to transmit the force to guide rod 2-1 using transmission rope 2-2 Pine is adjusted entire clamping opening clamping opening is made to be sized for part to be tightened.

The operating instruction of the present embodiment：The present embodiment is applied to fasten cylindric part to be tightened, in the mistake of fastening Cheng Zhong puts part to be tightened into clamping opening, adjusts conical gear 12 manually, and conical gear 12 is made to surround 13 turns of screw shaft It is dynamic, drive the adjustable wrench jaw 1 being meshed with conical gear 12 in casing 3-1 to move up and down when conical gear 12 rotates, to So that change is dehisced size, clamping opening is made to be sized for part to be tightened.

Embodiment 4

As shown in figure 4, adjustable wrench jaw size is adjusted for convenience, preferred technical solution is the support base 3 It is provided through groove 10 far from the one end center for stating conical gear 5, the connection regulating part 2 further includes that one end is inserted into The groove 10 and the regulation handle 11 being connected with the screw shaft 13.

In order to keep each adjustable wrench jaw move distance consistent, the symmetry for the size that ensures to dehisce, preferred technical solution is, The adjustable wrench jaw 1 includes the first component 1-3 being equipped with the lateral surface of the conical gear 12 and with described first The second component 1-4, the first component 1-3 of component 1-3 connections fit in 12 outer surface of conical gear, the second component 1- 4 are connected to the lower faces first component 1-3 and second component 1-4 is perpendicular to 5 central axis of conical gear.

As shown in figure 4, the adjustable wrench jaw 1 can be set as 6, and angle is 120 ° between 6 faces of dehiscing, each work It is dynamic to pull 1 face of dehiscing of mouth and be parallel to 3 medial axis of support base.

The operating instruction of the present embodiment：The present embodiment puts part to be tightened into clamping opening during fastening, will adjust Handle 11 is inserted into groove 10, drives support base 3 to be rotated along screw shaft 13 by pulling the regulation handle 11 in groove 10, branch The conical gear 12 that the rotation for supportting seat 3 drives support base 3 to connect setting below rotates, make in 12 rotary course of conical gear and its Intermeshing guide rod is moved along the inclined-plane of support base 3, and to change the size of clamping opening, make clamping opening is sized for phase The workpiece to be added answered.

Embodiment 5

5 place same as Example 3 of embodiment repeats no more, referring to Fig. 7, the difference is that, the connection regulating part 2 For a screw rod, the connection regulating part 2 is arranged in inside the frustum of a cone 16, and casing 3-1 is exposed in described 2 one end of connection regulating part, and 2 both ends of connection regulating part are equipped with straight-tooth teeth, and a one-to-one correspondence of the adjustable wrench jaw 1 is installed in described sleeve pipe 3-1, And the adjustable wrench jaw surface is equipped with and the straight-tooth teeth that connect regulating part 2 and be meshed.

As shown in figure 3, the adjustable wrench jaw 1 dehisces be that vertical bar shape or its surface are equipped with corresponding recesses.

The operating instruction of the present embodiment：The present embodiment puts part to be tightened into clamping opening during fastening, passes through rotation Turn connection regulating part 2 and expose one end, the rotation of connection regulating part 2 is made to drive the adjustable wrench jaw 1 in casing 3-1 oblique along the frustum of a cone 16 Face moves up and down, and to change the size of clamping opening, it is made to meet the size needs of part to be tightened.

Embodiment 6

6 place same as Example 1 of embodiment repeats no more, referring to Fig. 8, the difference is that, the transmission rope 2-2 is Chain, and sprocket wheel 17 is equipped in each adjustable wrench jaw 1, it is engaged in chain by sprocket wheel 17 and changes clamping opening size.

The operating instruction of the present embodiment：The present embodiment is applied to fasten regular polygon nut, in the process of fastening In, part to be tightened is put into clamping opening, by adjusting rotary nut 4-3 to drive screw rod 4-2 to move up and down, screw rod 4-2 It moving up and down that 1 internal drive rope 2-2 chains of adjustable wrench jaw has been driven to be moved, chain delivers power to sprocket wheel 17, Entire clamping opening is adjusted clamping opening is made to be sized for part to be tightened.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or Among the protection domain that variation is created still in the utility model.

Claims (10)

1. multifunctional wrench, which is characterized in that including：

Adjustable wrench jaw (1), is set as multiple, and the adjustable wrench jaw (1) surrounds same circumferentially equidistant distribution, and is pressed from both sides around being formed Mouthful；

Regulating part (2) is connected, the connection regulating part (2) is arranged with each adjustable wrench jaw (1) linkage, for adjusting the adjacent work The dynamic spacing for pulling mouth (1)；

Support base (3) is used to support the adjustable wrench jaw (1) and the connection regulating part (2).

2. multifunctional wrench according to claim 1, which is characterized in that the connection regulating part (2) includes guide rod (2- 1), transmission rope (2-2), the guide rod (2-1) are set as multiple, correspond between adjacent activities pull mouth (1), and each institute It states the guide rod both ends (2-1) in corresponding adjustable wrench jaw (1) the internal slide connection to be arranged, and the surface each guide rod (2-1) The first spring (2-11) being arranged between the adjacent adjustable wrench jaw (1)；The transmission rope (2-2) and each work Dynamic mouth (1) of pulling is slidably connected setting, and its end is connected with and adjusts the adjacent Flexible spanner for pulling transmission rope (2-2) The regulating part (4) of mouth (1) spacing；First spring (2-11) is arranged in the guide rod (2-1) or the transmission rope (2-2).

3. multifunctional wrench according to claim 2, which is characterized in that the support base (3) is handle, the clamping opening position Above the handle, and described handle one end is fixedly connected with adjacent one adjustable wrench jaw (1)；Transmission rope (the 2- 2) it is set as one and sequentially passes through each adjustable wrench jaw (1) inside, both ends and the tune along the circumferential direction of the clamping opening It saves part (4) and connects setting.

4. multifunctional wrench according to claim 3, which is characterized in that the regulating part (4) includes the first screw (4- 1), screw rod (4-2), rotary nut (4-3) and the second screw (4-4), first screw (4-1) are fixedly connected on the hand On one side of handle, described transmission rope (2-2) one end is fixedly connected on the first screw (4-1), is set on another side of handle It is equipped with notch (5), the screw rod (4-2) is installed on the axial direction setting on the outside of the notch (5) and along the handle, the slot The rotary nut (4-3), the top connection of the screw rod (4-2) are equipped on the screw rod (4-2) inside mouthful Equipped with the second screw (4-4), second screw (4-4) is connected to the transmission rope (2-2) other end.

5. multifunctional wrench according to claim 2, which is characterized in that the adjustable wrench jaw (1) is uniformly distributed in described The surrounding of support base (3) one end, the support base (3) include upper prism (3-2), lower prism (3-3) and the lower rib Cylinder (3-3) is set in prism (3-2), is also connected on the support base (3) and is provided with one-to-one correspondence in the Flexible spanner The slide bar (6) of mouth (1), each adjustable wrench jaw (1) is along corresponding slide bar (6) the sliding setting, and each slide bar (6) covers It is connected to second spring (7)；The connection regulating part (2) includes circular gear (8) and fixing axle (9), and the circular gear (8) is interior The embedding support base (3) that is installed on is internal, one end of the fixing axle (9) pass through the circular gear (8) axial position and It extends to close to the adjustable wrench jaw (1) side, the support base (3) is passed through far from the one end center for stating circular gear (8) Wear and be equipped with groove (10), the connection regulating part (2) further include one end be inserted into the groove (10) and with the fixing axle (9) The both ends of the regulation handle (11) of mating connection, the transmission rope (2-2) are fixed to the fixing axle close to the adjustable wrench jaw (1) one end.

6. multifunctional wrench according to claim 5, which is characterized in that the adjustable wrench jaw (1) includes being arranged in angle Two ends, and each adjustable wrench jaw (1) corner angle, perpendicular to support base (3) medial axis, the transmission rope (2-2) is set as more It is a and correspond it is independent across the corresponding end of the adjacent adjustable wrench jaw (1), on each slide bar connection be arranged It is useful for the fixing piece (14) that stationary phase answers the transmission rope (2-2)；The second spring (7) be arranged in the slide bar (6) or The transmission rope (2-2).

7. multifunctional wrench according to claim 1, which is characterized in that the connection regulating part (2) includes conical gear (12) it is installed on the one end of the support base (3) with screw shaft (13), the conical gear (12), the screw shaft (13) One end pass through and the conical gear (12) axial position and wear to the end of the support base (3), the circular cone tooth The lateral surface for taking turns (12) is set as intilted inclined surface along the separate support base (3) direction；Each adjustable wrench jaw (1) It is uniformly distributed in the surrounding of the conical gear (12), the end lateral surface of the support base (3) corresponds to each activity It pulls mouth (1) position and is connected with casing (3-1), the side that described sleeve pipe (3-1) corresponds to the conical gear (12) is set as Opening, each adjustable wrench jaw (1), which corresponds, to be installed in described sleeve pipe (3-1), and the inside of the adjustable wrench jaw (1) Setting is engaged with the lateral surface of conical gear (12) in face.

8. multifunctional wrench according to claim 7, which is characterized in that the adjustable wrench jaw (1) includes and the circular cone The first guide rod (1-1) that the lateral surface of gear (12) is equipped with, and with first guide rod (1-1) setting is connect in angle The second guide rod (1-2), each adjustable wrench jaw (1) the first guide rod (1-1) one-to-one correspondence is installed on described sleeve pipe (3-1) It is interior, and the first guide rod (1-1) medial surface of the adjustable wrench jaw (1) engages setting with the lateral surface of conical gear (12).

9. multifunctional wrench according to claim 7, which is characterized in that the support base (3) states circular cone tooth far from described The one end center of wheel (5) is provided through groove (10), and the connection regulating part (2) further includes that the groove is inserted into one end (10) and with the screw shaft (13) regulation handle (11) being connected.

10. multifunctional wrench according to claim 9, which is characterized in that the adjustable wrench jaw (1) includes and the circular cone The first component (1-3) that the lateral surface of gear (12) is equipped with and the second component being connect with the first component (1-3) (1-4), the first component (1-3) fit in conical gear (12) outer surface, and the second component (1-4) is connected to first The part lower face (1-3) and second component (1-4) is perpendicular to conical gear (12) central axis.