CN202716193U

CN202716193U - Wrench structure

Info

Publication number: CN202716193U
Application number: CN 201220300811
Authority: CN
Inventors: 陈淑汝
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-26
Filing date: 2012-06-26
Publication date: 2013-02-06
Anticipated expiration: 2022-06-26

Abstract

The utility model provides a wrench structure which is composed of a grab handle, an assembly block and a clamping-drawing device. One end of the grab handle is provided with two opposite pivot lugs, a pivot penetrates through the two pivot lugs, a protruded portion is positioned on one side of the assembly block and is installed between the two pivot lugs, the pivot penetrates through the protruded portion, and the assembly block is provided with a guide hole. The side rim of the assembly block is provided with a side hole which is communicated with the guide hole, a positioning assembly is installed through the side hole and abuts against a blocking shaft, two opposite ribs are formed on one side of the assembly block, and a bolt penetrates through each rib. The clamping-drawing device is composed of a fixed blade and a movable blade, wherein the fixed blade is provided with a passing channel, the movable blade is provided with a threaded rod, a sliding groove is installed on one side of the fixed blade, an inserting plate is installed at the position of a cutting groove of the fixed blade, and the cutting groove corresponds to the assembly block. The fixed blade is used for containing of a push spring, a baffle piece and a worm, a penetrating shaft penetrates through the fixed blade, the inserting plate of the fixed blade is installed inside the assembly block, the bolts penetrate through the inserting plate of the fixed blade, and the movable blade is installed inside the sliding groove in sliding mode to enable the threaded rod to be installed inside the passing channel in penetrating mode and be installed in threaded mode through the worm.

Description

Spanner structure

[technical field]

The utility model is about a kind of spanner structure, espespecially a kind of adjustable spanner structure of tool ratchet swinging operation effect.

[background technology]

The spanner structure of commonly using, numerous, what various; Common monkey wrench, to unscrew or screw hex nut for the user, it mainly has a handle, one end of this handle has a fixing blade of a sword, and this handle with respect to this fixedly an end of the blade of a sword install a movable blade of a sword, the bottom of this activity blade of a sword has a screw rod, and a worm screw is installed in the position of contiguous this activity blade of a sword of this handle, this worm screw is to establish with this screw rod spiral shell, and by the rotation of this worm screw, so that should the activity blade of a sword towards or away from this fixing blade of a sword, in order to the operation that hex nut is unscrewed or screws.

Although, this monkey wrench must unscrew or screw for the user usefulness of hex nut, but, fixedly just can't automatically back out behind the blade of a sword and the movable blade of a sword binding nut, handle only can be done the rotation of 360 degree, if the angle that can pull is lower than 90 when spending, after the user just needs first the movable blade of a sword to be backed out, adjust the angle of spanner, again with after fixedly the blade of a sword abuts against nut, again with movable blade of a sword binding nut, the operation program that unclamps, adjusts angle, abuts against, screws so repeatedly, the operation of very trouble, and inconvenient user.

Moreover the fixedly blade of a sword of the monkey wrench that this is known and the movable blade of a sword also can't turn to proper angle, therefore on using its inconvenient part is arranged, its scope of application are diminished; Obviously have much room for improvement.

[utility model content]

The purpose of this utility model is to be: 1, provide a kind of user of convenience to operate use, and save time, the labour-saving spanner structure; 2, provide a kind of suitable angle that can turn to, spanner structure very easily in the use.

A kind of spanner structure is characterized in that, comprising:

One lever, an end of this lever have two relative pivot ears, and this two pivots ear has respectively a perforation, and each perforation is passed for a pivot;

One assembly block, one side of this assembly block has a protuberance, this protuberance has an open-work, and this protuberance is to be installed between the two pivot ears of this lever, and worn by this pivot, and the desired location of this assembly block has a guide hole, this guide hole wears for a gear shaft, the lateral margin of this assembly block has a side opening that is communicated with this guide hole, this side opening is for positioning component installing, this positioning component is supported this gear shaft, have a profile groove and this assembly block differs from a side of this protuberance, and the side that this assembly block is positioned at this profile groove has a breach that is communicated with this profile groove, make a side of this assembly block form two relative fins, each fin has a perforation, and this perforation wears for a locking bolt;

One clamping device, the fixedly blade of a sword that this clamping device is worn by a tool and the movable blade of a sword of a tool screw rod are formed, fixedly a side of the blade of a sword has a chute, and fixedly the blade of a sword has a plate towards the profile groove position of this assembly block, the end of this plate has a block, and fixedly the desired location of the blade of a sword has the hole of engraving, this engraves the hole for a pushing clamping spring, one catch and a worm screw are accommodating, and this pushing clamping spring, catch and this worm screw are worn axle by one and wear, and fixedly the blade of a sword utilizes this plate to be installed in the profile groove of this assembly block, and is able to be worn by this locking bolt, and should the activity blade of a sword be to be slidedly arranged in this chute, this screw rod is arranged in this wears, and is established by this worm screw spiral shell.

Wherein, the position of contiguous this two pivots ear of this lever is provided with a tank, this tank is accommodating for an elastic parts and a pressing lever, the desired location of this pressing lever has one first location indentations and one second location indentations, this first and second location indentations is to supply respectively a steel ball accommodating, and the protuberance outer peripheral edges of this assembly block are respectively equipped with some the 3rd location indentations, and each the 3rd location indentations is to supply respectively this steel ball accommodating.

Wherein, this elastic parts is spring.

Wherein, the guide hole of this assembly block is elliptical aperture.

Wherein, this positioning component is formed by spring and steel ball.

Wherein, each fin outer peripheral edges of this assembly block have respectively a cambered surface, and should be fixedly the blade of a sword have a concave-arc part that must contact for this cambered surface towards the position of this cambered surface.

It can further comprise a torque spring, and this torque spring is worn by this locking bolt, and the two ends of this torque spring are resisted against respectively fixedly lateral margin of the blade of a sword of the profile groove of this assembly block and this.

The utility model advantage and effect are: provide a kind of user of convenience to operate use, and save time, the labour-saving spanner structure; Provide a kind of suitable angle that can turn to, spanner structure very easily in the use.

[description of drawings]

Fig. 1 is perspective exploded view of the present utility model.

Fig. 2 is three-dimensional combination schematic diagram () of the present utility model.

Fig. 3 is three-dimensional combination schematic diagram (two) of the present utility model.

Fig. 4 is local enlarged diagram of the present utility model.

Fig. 5 is local amplification profile schematic diagram of the present utility model.

Fig. 6 is embodiment operation chart of the present utility model ().

Fig. 7 is embodiment operation chart of the present utility model (two).

Fig. 8 is embodiment operation chart of the present utility model (three).

Number in the figure is described as follows:

11 perforation 12 of lever 10 pivot ears

Pivot 13 tanks 14 elastic parts 15

Pressing lever 166 first location indentations 161 second location indentations 162

Steel ball 17 assembly blocks 20 protuberances 21

Open-work 211 the 3rd location indentations 212 guide holes 22

Gear shaft 23 side openings 24 positioning components 25

Spring 251 steel balls 252 profile grooves 26

Breach 27 fins 28 perforations 281

Cambered surface 282 locking bolts 29 clamping devices 30

Fixedly the blade of a sword 31 concave-arc parts 310 wear 311

Chute 312 plates 313 blocks 314

Engrave the hole 315 movable blade of a sword 32 screw rods 321

Pushing clamping spring 33 catch 34 worm screws 35

Wear axle 36 torque springs 40 hex nuts 50

[specific embodiment]

At first, please cooperate and consult shown in Fig. 1-8, the utility model is a kind of spanner structure, and it comprises:

One lever 10, an end of this lever 10 have two relative pivot ears 11, and this two pivots ear 11 has respectively a perforation 12, and each is bored a hole 12 is to pass for a pivot 13;

One assembly block 20, one side of this assembly block 20 has a protuberance 21, this protuberance 21 has an open-work 211, and this protuberance 21 is to be installed between the two pivot ears 11 of this lever 10, and worn by this pivot 13, and the desired location of this assembly block 20 has a guide hole 22, this guide hole 22 is to wear for a gear shaft 23, the lateral margin of this assembly block 20 has a side opening 24 that is communicated with this guide hole 22, this side opening 24 is for a positioning component 25 installings, this positioning component 25 is supported this gear shaft 23, have a profile groove 26 and this assembly block 20 differs from a side of this protuberance 21, and the side that this assembly block 20 is positioned at this profile groove 26 has a breach 27 that is communicated with this profile groove 26, make a side of this assembly block 20 form two relative fins 28, each fin 28 has a perforation 281, and this perforation 281 is to wear for a locking bolt 29;

One clamping device 30, this clamping device 30 wears 311 the fixedly blade of a sword 31 by a tool and the movable blade of a sword 32 of a tool screw rod 321 is formed, fixedly a side of the blade of a sword 31 has a chute 312, and fixedly the blade of a sword 31 has a plate 313 towards profile groove 26 positions of this assembly block 20, the end of this plate 313 has a block 314, and fixedly the desired location of the blade of a sword 31 has the hole of engraving 315, this engraves hole 315 is for a pushing clamping spring 33, one catch 34 and a worm screw 35 are accommodating, and this pushing clamping spring 33, catch 34 and this worm screw 35 are worn axle 36 by one and wear, and fixedly the blade of a sword 31 is to utilize this plate 313 to be installed in the profile groove 26 of this assembly block 20, and be able to be worn by this locking bolt 29, and should the activity blade of a sword 32 be to be slidedly arranged in this chute 312, make this screw rod 321 be arranged in this and wear in 311, and established by these worm screw 35 spiral shells.

Wherein, the position of these lever 10 contiguous these two pivots ears 11 is provided with a tank 14, this tank 14 is accommodating for an elastic parts 15 and a pressing lever 16, the desired location of this pressing lever 16 has one first location indentations 161 and one second location indentations 162, this first and second location indentations 161, the 162nd supplies respectively a steel ball 17 accommodating, and protuberance 21 outer peripheral edges of this assembly block 20 are respectively equipped with some the 3rd location indentations 212, and each the 3rd location indentations 212 is to supply respectively this steel ball 17 accommodating.

Wherein, this elastic parts 15 is to be spring.

Wherein, the guide hole 22 of this assembly block 20 is to be elliptical aperture.

Wherein, this positioning component 25 is formed by spring 251 and steel ball 252.

Wherein, each fin 28 outer peripheral edges of this assembly block 20 have respectively a cambered surface 282, and should be fixedly the blade of a sword 31 have a concave-arc part 310 that must contact for this cambered surface 282 towards the position of this cambered surface 282.

It can further comprise a torque spring 40, and this torque spring 40 is worn by this locking bolt 29, and the two ends of this torque spring 40 are resisted against respectively fixedly lateral margin of the blade of a sword 31 of the profile groove 26 of this assembly block 20 and this.

And by above constituting, please continue to cooperate and consult shown in Fig. 1-8, when user's wish is used the utility model to unscrew or is screwed hex nut 50, only need clamping device 30 of the present utility model is placed in the outer peripheral edges of hex nut 50, make it to be able to fixedly between the blade of a sword 31 and the movable blade of a sword 32, afterwards, rotary worm 35, make worm screw be able to interlock screw rod 321, just be able to make the activity blade of a sword 32 close and clamping (as shown in Figure 5) towards the outer peripheral edges of hex nut 50, so, the user is namely pulled lever 10, and then unscrewing or screw hex nut 50, whole mode of operation is simple and convenient, dark tool practicality.

When the user is switched gear shaft 23, when making it to be positioned at the another location of guide hole 22 (as shown in Figure 6), making clamping device 30 break away from supporting of gear shaft 23 blocks spacing, so, just get so that clamping device 30 is the pivot center according to locking bolt 29, and utilize the effect of pushing clamping spring 33, make clamping device 30 can clamp at any time the opposite side of hex nut 50, the user is namely pulled lever 10 afterwards, and then the swing effect of generation ratchet effect, not only make things convenient for the user to operate use, and save time, laborsaving, dark tool practicality.

Moreover, when the user presses down pressing lever 16 on the lever 10, made steel ball 17 fall into the second location indentations 162 by the first location indentations 161, and the 3rd location indentations 212 that makes assembly block 20 breaks away from support (as shown in Figure 7) of steel ball 17, and can make assembly block 20 or handle 10 turn to suitable angle (as shown in Figure 8), afterwards, the user discharges pressing lever 16, utilize the elastic-restoring force of elastic parts 15, making it ejection pressing lever 16 replys, and make steel ball 17 be fallen in the first location indentations 161 by the second location indentations 162, and be resisted against the 3rd location indentations 212 of assembly block 20, so just must be for user's application of force on handle 10, to reach the purpose that unscrews or screw hex nut 50, very convenient in the use, dark tool practicality.

Claims

1. a spanner structure is characterized in that, comprising:

2. described spanner structure according to claim 1, it is characterized in that: the position of contiguous this two pivots ear of this lever is provided with a tank, this tank is accommodating for an elastic parts and a pressing lever, the desired location of this pressing lever has one first location indentations and one second location indentations, this first and second location indentations is to supply respectively a steel ball accommodating, and the protuberance outer peripheral edges of this assembly block are respectively equipped with some the 3rd location indentations, and each the 3rd location indentations supplies respectively this steel ball accommodating.

3. described spanner structure according to claim 2, it is characterized in that: this elastic parts is spring.

4. described spanner structure according to claim 1, it is characterized in that: the guide hole of this assembly block is elliptical aperture.

5. described spanner structure according to claim 1, it is characterized in that: this positioning component is formed by spring and steel ball.

6. described spanner structure according to claim 1, it is characterized in that: each fin outer peripheral edges of this assembly block have respectively a cambered surface, and fixedly the blade of a sword has a concave-arc part that must contact for this cambered surface towards the position of this cambered surface.

7. described spanner structure according to claim 1, it is characterized in that: further comprise a torque spring, this torque spring is worn by this locking bolt, and the two ends of this torque spring are resisted against respectively fixedly lateral margin of the blade of a sword of the profile groove of this assembly block and this.