CN210060920U - A kind of spanner - Google Patents
A kind of spanner Download PDFInfo
- Publication number
- CN210060920U CN210060920U CN201920524376.0U CN201920524376U CN210060920U CN 210060920 U CN210060920 U CN 210060920U CN 201920524376 U CN201920524376 U CN 201920524376U CN 210060920 U CN210060920 U CN 210060920U
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- CN
- China
- Prior art keywords
- plug
- telescopic rod
- wrench
- telescopic link
- sleeve handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a wrench, including being equipped with open-ended sleeve handle, the telescopic link is cup jointed in order to realize to the tip of sleeve handle the telescopic link is in axial in the sleeve handle is flexible, the outer end of telescopic link is rotated with the inner of plug mouth and is connected in order to realize the plug mouth is around the axial upset of perpendicular to, the outer end of plug mouth can be dismantled to connect and be used for realizing the fastening pullover with the periphery side laminating of fastener. Above-mentioned spanner, the axial through the telescopic link is flexible with in good time regulation size, through the requirement of the bolt or the nut of changing the fastening pullover on the plug mouth in order to satisfy different models, easy operation is swift, convenient to use.
Description
Technical Field
The utility model relates to a fastening tool technical field, in particular to spanner.
Background
When new energy power station equipment is overhauled, more than one type of wrench is often used for fastening bolts with different specifications.
Because some bolts have different specifications and have larger specifications, the number of wrenches for overhauling is increased, and the wrenches are correspondingly larger and heavier. The spanner that the volume is great is inconvenient for carry by heavy, when carrying out the operation in some finite spaces (for example fan wheel hub), carries the great spanner of specification model very inconvenient, therefore how can provide the spanner that the size can be adjusted in good time of easy operation is swift, convenient to use, adaptation finite space operation demand and increase moment that easy to operate is the technological problem that this field technical staff needs to solve urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a spanner, the axial through the telescopic link is flexible with in good time regulation size, through the requirement of the bolt or the nut of the fastening pullover in order to satisfy different models on changing the plug mouth, this spanner easy operation is swift, convenient to use.
In order to achieve the purpose, the utility model provides a wrench, including being equipped with open-ended sleeve handle, the telescopic link is cup jointed in order to realize to the tip of sleeve handle the telescopic link is in axial in the sleeve handle is flexible, the outer end of telescopic link is rotated with the inner of plug mouth and is connected in order to realize the plug mouth is around the axial upset of perpendicular to, the outer end of plug mouth can be dismantled to connect and be used for realizing the fastening pullover with the periphery side laminating of fastener.
Preferably, the telescopic rod is in threaded connection with the sleeve handle to achieve telescopic adjustment in the axial direction.
Preferably, the inner end of the fastening sleeve head is provided with a plug, the outer end of the plug opening is provided with a counter bore groove into which the plug can be inserted, and the plug is fixedly connected in the counter bore groove in a threaded manner.
Preferably, the inner end of the plug port is provided with a protrusion, the outer end of the telescopic rod is provided with a notch for the protrusion to be inserted, and the protrusion is hinged and fixedly connected in the notch through a rotary rod.
Preferably, the both ends of sleeve handle all are equipped with the opening, first telescopic link and second telescopic link are cup jointed respectively to the both ends of sleeve handle, first telescopic link with the outer end of second telescopic link rotates respectively and connects first plug mouth and second plug mouth, first plug mouth with the outer end of second plug mouth can be dismantled respectively and connect fastening pullover.
Preferably, the fastening sleeve head is a wrench head or a ratchet wheel.
Compared with the prior art, the wrench provided by the utility model comprises a sleeve handle, a telescopic rod, a plug port and a fastening sleeve head, wherein the end part of the sleeve handle is provided with an opening, the telescopic rod is sleeved on the opening of the sleeve handle to realize axial expansion and contraction, the inner end of the plug port is rotatably connected with the outer end of the telescopic rod, the outer end of the plug port is detachably connected with the fastening sleeve head, the fastening sleeve head is attached to the peripheral sides of fasteners, namely bolts or nuts and the like, the wrench can replace the fastening sleeve head on the plug port according to the fasteners with different specifications and sizes through the detachable connection of the fastening sleeve head and the plug port to realize the installation and disassembly of the fasteners with different specifications and sizes, the telescopic rod is sleeved with the sleeve handle to realize the extension and retraction of the telescopic rod relative to the sleeve handle, and the length adjustment of the force arm of the wrench can be realized relative to the expansion and contraction of the, rotate with the telescopic link through the plug mouth and be connected in order to realize the upset of plug mouth around the perpendicular to axial, upset through the plug mouth is in order to adapt to finite space operation demand, to sum up, this spanner can be according to the length of extension of user demand in order to adjust the telescopic link, the fastening pullover that corresponds is replaced according to the fastener of difference, adjust the flexible arm of force and the distance between the action point in order to change the spanner of telescopic link according to the size in space, adjust the upset of plug mouth with the arm of force and the angle between the action point that change the spanner.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a wrench according to an embodiment of the present invention.
Wherein: 11-wrench head, 12-ratchet wheel, 21-first plug, 22-second plug, 31-first plug port, 32-second plug port, 41-first rotating rod, 42-second rotating rod, 51-first telescopic rod, 52-second telescopic rod and 6-sleeve handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a wrench according to an embodiment of the present invention.
In a first specific embodiment, the utility model provides a spanner includes sleeve handle 6, telescopic link, plug mouth and fastening pullover in proper order, for the convenience of explaining the connection and the positional relationship of above-mentioned each part, and to the position of sleeve handle 6 as the benchmark, other each part also is telescopic link, plug mouth and fastening pullover all have the inner that is close to sleeve handle 6 and the outer end of keeping away from sleeve handle 6. In this embodiment, the sleeve handle 6 is provided with an opening, the end of the sleeve handle 6 is sleeved with a telescopic rod, and the telescopic rod can slide in the sleeve handle 6 along the axial direction without obstacle so as to realize the extension and retraction, that is, the axial extension and retraction, of the telescopic rod at the end of the sleeve handle 6. The outer end of the telescopic rod is rotatably connected with the inner end of the plug port, namely the inner end of the plug port is hinged with the outer end of the telescopic rod, the plug port can turn relative to the hinged shaft, the hinged shaft is vertical to the axial direction, and the plug port can turn relative to the telescopic rod and the sleeve handle 6 around the axial direction perpendicular to the telescopic shaft. The outer end of the plug opening is detachably connected with the fastening sleeve head.
In the embodiment, according to fasteners with different specifications and sizes, fastening sleeve heads meeting the specifications and sizes of the fasteners are selected to replace the fastening sleeve heads detachably arranged on the plug port, and the fastening sleeve heads are attached to the peripheral sides of the fasteners in the circumferential direction so as to meet the mounting and dismounting requirements of the different fasteners; the distance between the sleeve handle 6 and the fastening sleeve head, namely the length of the acting arm, can be changed by adjusting the axial extension and contraction of the telescopic rod relative to the sleeve handle 6. When the wrench is idle, the telescopic rod retracts, so that the space is saved, the wrench is convenient to carry, and when the wrench works, the telescopic rod extends out to increase the length of an acting force arm so as to save labor; the included angle between the connecting line between the sleeve handle 6 and the fastening sleeve head and the horizontal plane is changed by adjusting the turning angle of the plug opening relative to the telescopic rod, namely the change of the position of the acting force arm in the space, so as to adapt to the requirement of limited space operation.
It should be noted that the wrench that this embodiment provided is applicable to the fastener of multiple specification and size, and this fastener includes but not limited to nut and bolt etc. before installing the dismantlement to the fastener, only need select can with the peripheral side laminating fixed fastening pullover of fastener, through fastening pullover laminating centre gripping fastener, utilize lever principle, do work to sleeve handle 6 and drive the motion of fastening pullover in order to realize the installation dismantlement of fastener.
For better technological effect, sleeve handle 6 cup joints the telescopic link, and the outer wall of telescopic link is equipped with the screw thread, and the inner wall of sleeve handle 6 is equipped with the screw thread, telescopic link and 6 threaded connection of sleeve handle. Through relative telescopic link rotation sleeve handle 6, the threaded connection relation between telescopic link and the sleeve handle 6 converts rotary motion into axial linear motion in order to realize the relative sleeve handle 6's of telescopic link axial flexible. It should be noted that the threaded connection between the telescopic rod and the sleeve handle 6 is only a specific implementation manner for achieving the axial extension and retraction of the telescopic rod in the sleeve handle 6, and a slide rail may be further disposed on an outer wall of the telescopic rod, and a slide rail for allowing the slide rail to slide is disposed on an inner wall of the sleeve handle 6 to achieve the axial extension and retraction of the telescopic rod in the sleeve handle 6.
In this embodiment, the fastening sleeve head is a wrench head 11 or a ratchet wheel 12, and the wrench head 11 or the ratchet wheel 12 on the plug opening is replaced to realize the fitting clamping of fasteners with different specifications and sizes, and further, the sleeve handle 6 is driven to rotate to realize the installation and the disassembly of the fasteners.
In this embodiment, the inner of fastening pullover is equipped with the plug, and the outer end of plug mouth is equipped with and is used for supplying the plug male counter bore groove, and the outer wall of plug is equipped with the screw thread, and the inner wall in counter bore groove is equipped with the screw thread, and the plug is screw-thread fit in the counter bore groove. More specifically, the socket is arranged on the wrench head 11 and the ratchet 12, and the wrench head 11 or the ratchet 12 is screwed in the counter bore of the plug port to realize the detachable connection of the wrench head 11 or the ratchet 12 on the plug port.
Besides, the inner end of the plug port is also close to one end of the sleeve handle 6 and is provided with a bulge, the outer end of the telescopic rod is provided with a notch for inserting the bulge, and the rotary rod penetrates through the bulge and the notch, so that the bulge is connected with the outer end of the telescopic rod and the inner end of the plug port in a rotating mode through the rotary rod hinged and fixed connection in the notch. It should be noted that this embodiment only shows a specific embodiment, that is, the rotational connection between the telescopic rod and the plug port includes, but is not limited to, the above-mentioned hinge connection, and a plurality of sets of protrusions and notches may also be provided to enhance the connection relationship between the telescopic rod and the plug port.
In another specific implementation, the utility model provides a spanner includes that both ends all are equipped with open-ended sleeve handle 6, and first telescopic link 51 and second telescopic link 52 are cup jointed respectively to the both ends of sleeve handle 6, rotates respectively on first telescopic link 51 and second telescopic link 52 to connect also to articulate to be equipped with first plug mouth 31 and second plug mouth 32, can dismantle respectively on first plug mouth 31 and second plug mouth 32 and be equipped with spanner head 11 and ratchet 12. It should be noted that the connection relationship between the first telescopic rod 51 and the sleeve handle 6 is completely the same as the connection relationship between the telescopic rod and the sleeve handle 6 in the above description, and similarly, the first plug mouth 31 and the wrench head 11 are also provided, which is not described in detail here, and similarly, for the second telescopic rod 52 and the second plug mouth 32, reference is made to the above description of the telescopic rod and the plug mouth, which is not described in detail here.
In this embodiment, all set up the opening through the both ends at sleeve handle 6 for sleeve handle 6's both ends all are equipped with can follow the first telescopic link 51 and the second telescopic link 52 that the axial is flexible, wrench head 11 and ratchet 12 can dismantle the setting at sleeve handle 6's both ends through first plug mouth 31 and second plug mouth 32, wrench head 11 and ratchet 12 realize the fastening to the fastener of different specifications respectively, only need according to the size of a dimension change of fastener correspond the size wrench head 11 and ratchet 12 can, and easy dismounting, the operation is swift.
In this embodiment, the outer end of the wrench head 11 is provided with a first fastening body for attaching and clamping the fastening member, the inner end is provided with a first plug 21 for being in threaded connection with the counter bore groove at the outer end of the first plug port 31, similarly, the outer end of the ratchet 12 is provided with a second fastening body for attaching and clamping the fastening member, and the inner end is provided with a second plug 22 for being in threaded connection with the counter bore groove at the outer end of the second plug port 32. Be used for the laminating to press from both sides first fastening body and the ratchet 12 outer end of dress fastener to be used for the laminating to press from both sides the second fastening body of dress fastener to spanner 11 outer end, please refer to setting and the mode of action of conventional spanner and ratchet spanner among the prior art, the utility model discloses do not make the improvement to the laminating clamp dress spanner 11 and ratchet 12 of fastener, spanner 11 and ratchet 12 should have been widely disclosed by prior art, and it is no longer repeated here.
In addition, a protrusion is arranged at the inner end of the first plug port 31, namely, at the end close to the sleeve handle 6, a notch into which the protrusion of the first plug port 31 can be inserted is arranged at the outer end of the first telescopic rod 51, and the first rotary rod 41 penetrates through the protrusion of the first plug port 31 and the notch of the first telescopic rod 51, so that the first plug port 31 is hinged and fixedly connected with the first telescopic rod 51; similarly, a protrusion is disposed at an inner end of the second plug port 32, i.e., an end close to the socket handle 6, a notch into which the protrusion of the second plug port 32 can be inserted is disposed at an outer end of the second telescopic rod 52, and the second rotary rod 42 penetrates through the protrusion of the second plug port 32 and the notch of the second telescopic rod 52, so that the second plug port 32 is hinged and fixedly connected with the second telescopic rod 52.
It should be noted that, first telescopic link 51 and second telescopic link 52 are cup jointed respectively to the both ends opening of sleeve handle 6, the inside of sleeve handle 6 is equipped with respectively and is used for supplying the first cavity of first telescopic link 51 axial expansion and contraction and is used for supplying the second cavity of second telescopic link 52 axial expansion, the opening intercommunication of first cavity and the one end of sleeve handle 6, the opening intercommunication of the second cavity and the other end of sleeve handle 6, first cavity and second cavity are isolated each other, make first telescopic link 51 and second telescopic link 52 stretch out and draw back and do not influence each other in first cavity and second cavity axial respectively. In another specific embodiment, the first chamber is communicated with the second chamber, that is, the sleeve handle 6 is provided with a through chamber, openings at two ends of the through chamber are respectively sleeved with the first telescopic rod 51 and the second telescopic rod 52, when the ratchet wheel 12 is not needed, the second telescopic rod 52, the second rotary rod 42, the second plug port 32 and the second plug 22 are dismounted, and at this time, the first telescopic rod 51 has a larger axial movement space in the through chamber, that is, has a larger axial expansion and contraction effect; similarly, when the wrench head 11 is not needed, the first telescopic rod 51, the first rotating rod 41, the first plug opening 31 and the first plug 21 are removed, and the second telescopic rod 52 has a larger axial movement space in the through cavity, namely, a larger axial telescopic effect. For practical operation, the spanner in this embodiment can realize two-way and the unidirectional convenient replacement of single-end as required.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The wrench provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a wrench, its characterized in that, is including being equipped with open-ended sleeve handle (6), the telescopic link is cup jointed to the tip of sleeve handle (6) in order to realize the telescopic link is in axial in sleeve handle (6) is flexible, the outer end of telescopic link is rotated with the inner of plug mouth and is connected in order to realize the plug mouth is around the upset of perpendicular to axial, the outer end of plug mouth can be dismantled and connect the fastening pullover that is used for realizing the periphery side laminating with the fastener.
2. A wrench as claimed in claim 1, characterised in that the telescopic rod is threadedly connected to the socket handle (6) to enable telescopic adjustment in the axial direction.
3. The wrench as claimed in claim 1, wherein the fastening sleeve head has a plug at its inner end, and a counter bore slot for the plug to be inserted into is formed at its outer end, and the plug is screwed and fixed in the counter bore slot.
4. The wrench as claimed in claim 1, wherein the plug opening has a protrusion at an inner end thereof, the telescopic rod has a notch at an outer end thereof for the protrusion to be inserted therein, and the protrusion is fixedly hinged in the notch by a rotary rod.
5. The wrench according to any one of claims 1 to 4, wherein openings are formed at both ends of the socket handle (6), a first telescopic rod (51) and a second telescopic rod (52) are respectively sleeved at both ends of the socket handle (6), the outer ends of the first telescopic rod (51) and the second telescopic rod (52) are respectively rotatably connected with a first plug opening (31) and a second plug opening (32), and the outer ends of the first plug opening (31) and the second plug opening (32) are respectively detachably connected with the fastening sleeve.
6. A wrench as claimed in claim 5, wherein the tightening socket is a wrench head (11) or a ratchet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524376.0U CN210060920U (en) | 2019-04-17 | 2019-04-17 | A kind of spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524376.0U CN210060920U (en) | 2019-04-17 | 2019-04-17 | A kind of spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210060920U true CN210060920U (en) | 2020-02-14 |
Family
ID=69437445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920524376.0U Expired - Fee Related CN210060920U (en) | 2019-04-17 | 2019-04-17 | A kind of spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210060920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941970A (en) * | 2021-11-11 | 2022-01-18 | 福建省晋江风电开发有限公司 | Double-end wrench |
-
2019
- 2019-04-17 CN CN201920524376.0U patent/CN210060920U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941970A (en) * | 2021-11-11 | 2022-01-18 | 福建省晋江风电开发有限公司 | Double-end wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 |