CN201140374Y - Labor saving manual device for assembling-disassembling bolt - Google Patents
Labor saving manual device for assembling-disassembling bolt Download PDFInfo
- Publication number
- CN201140374Y CN201140374Y CNU2007200091839U CN200720009183U CN201140374Y CN 201140374 Y CN201140374 Y CN 201140374Y CN U2007200091839 U CNU2007200091839 U CN U2007200091839U CN 200720009183 U CN200720009183 U CN 200720009183U CN 201140374 Y CN201140374 Y CN 201140374Y
- Authority
- CN
- China
- Prior art keywords
- housing
- gear
- manual
- ring gear
- cover
- 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
Links
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
A hand-operated dismounting device for dismounting bolts with less labor is characterized by comprising a shell, an output sleeve, a hand-operated input sleeve, a torque increment transmission gear mechanism and an auxiliary mechanism, wherein the hand-operated input shaft between the shell and the output sleeve is provided with an eccentric shaft, the torque increment transmission gear mechanism comprises a duplex gear sheathed on the eccentric shaft, an inner tooth ring is provided at the back in the shell and on the inner periphery in the output sleeve, an outer gear of the duplex gear is meshed with the tooth ring in the shell, and another gear of the duplex gear is a small tooth outer gear meshed with the inner tooth ring of the output sleeve; the auxiliary mechanism comprises an auxiliary arm fixed and extended at one side of the shell, and an auxiliary stop sleeve, wherein the auxiliary arm is provided with a long guide slot, the front end of the auxiliary stop sleeve is fixed with a muffle connector and the back end is adjustably fit in the guide slot. The torque increment transmission gear mechanism of the hand-operated dismounting device has large torque increment powers of 42 powers or more, to dismount bolts easily and simply, having simple structure, reliable working performance and wide application for women and elders as a on-board backup dismounting tool.
Description
Technical field
The utility model relates to a kind of maintenance tool, refers in particular to a kind of manual replacer of laborsaving assembling-disassembling bolt, be particularly suitable for that women, old man use with the standby dismantling device of car.
Background technology
For big machinery, vehicle maintenance process, utilize common manual wrench or replacer to be difficult to carry out assembling-disassembling bolt, nut operation, often finish by electric tool; But the electronic driving power that must rely on provides power, and its operating environment, place are very limited, and equipment volume is big, cost is high, uses inconvenience.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, and the manual replacer of a kind of simple in structure, reliable operation, the little portable laborsaving assembling-disassembling bolt of volume is provided, and manual operation realizes high pulling torque output, and assembling-disassembling bolt is laborsaving easily.
For achieving the above object, the utility model adopts following technological means:
A kind of manual replacer of laborsaving assembling-disassembling bolt is characterized in that: it comprises housing, output cover, manual power shaft, increases square drive gear mechanism and auxiliary body; Described output cover is set in the housing front port rotationally, and its front end face is provided with the square sleeve joint; Manually the front end activity of power shaft is passed and is supported in not the connecting in the centre bore of output cover inner face behind the housing end face central shaft hole rotationally, is equiped with eccentric shaft on the manual input shaft part between housing overlaps with output; Increase the square drive gear mechanism and comprise the duplicate gear that is sleeved on the eccentric shaft, correspondence is fixed with ring gear on the interior rear portion of housing, the output cover inner edge, and an external gear in the duplicate gear meshes with the housing ring gear, another is and export few tooth external gear that the cover ring gear is meshed; Auxiliary body comprises that one radially is fixedly connected on the sub-arm of housing one side, auxiliary stop cover along housing, have the guide groove of arranging along its length direction on this sub-arm, the front end of auxiliary stop cover is connected with muff joint, the rear end is matched with in the guide groove adjustably by closing handle.
Described ring gear is integral with housing, output cover respectively.
The rear end of described manual power shaft is provided with the hand grip portion of surface knurling; The side face of closing handle is provided with the annular knurl of being convenient to hold.
Be respectively equipped with bearing in described housing end face central shaft hole, the output cover centre bore, bearing holder (housing, cover) is loaded on the manual power shaft.
As a kind of concrete enforcement parameter: increase square drive gear mechanism middle shell ring gear, output cover ring gear, with housing ring gear meshed gears, be respectively 25,24,16,15 teeth with the number of teeth of few tooth external gear of output cover ring gear engagement.The manual replacer that this enforcement parameter provides, its output torque can increase 42 times, and assembling-disassembling bolt is light, laborsaving.
The working method of above-mentioned manual replacer: during demounting bolt, the sleeve that matches of socket and split bolt head, the adjoining bolt head of split bolt respectively in the muff joint of the square sleeve joint of output cover, auxiliary stop cover, jacket casing on the output cover square sleeve joint is located on the split bolt head, unscrew the closing handle of auxiliary body again, move auxiliary stop cover along guide groove and also will assist the jacket casing of stop cover to be located at this bolt head to the bolt place that is used for auxiliary stationary housing, tighten the fixing auxiliary stop cover of closing handle then; At this moment, be subjected to the housing of auxiliary body's restriction to be in arrested state, hold the annular knurl hand grip portion and the application of force of power shaft rear end and rotate power shaft along unscrewing direction, power shaft drives the equidirectional rotation of output cover by increasing the square drive gear mechanism, increases the big multiple of square drive gear mechanism and increases and order about that output is laborsaving to unscrew split bolt behind the square.After this first split bolt is unscrewed, after Using such method unscrews all bolts, utilize other common tools such as spanner or directly manually with all by the split disassembling bolts after unscrewing.During last bolt, anti-process operation above-mentioned steps is utilized this manual replacer light fastening bolt in like manner.
This manually replacer increase the square drive gear mechanism to increase the square multiple big, can reach more than 42 times, assembling-disassembling bolt is light, laborsaving, and simple in structure, reliable working performance, be particularly suitable for that women, old man use with the standby dismantling device of car.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the sectional structure schematic diagram of this manual replacer.
Fig. 2 is the left side view of Fig. 1.
Fig. 3 is the right side view of Fig. 1.
The specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3.A kind of manual replacer of laborsaving assembling-disassembling bolt comprises housing 1, output cover 2, manual power shaft 3, increases square drive gear mechanism and auxiliary body 5.
With reference to Fig. 1, Fig. 2.Housing 1 is the cylinder of front opening, and the end face middle part has the central shaft hole 11 of perforation thereafter, is arranged with the bearing 12 that is used to support manual power shaft 3 in this central shaft hole 11.The interior rear portion of housing is installed with ring gear 41, and this ring gear 41 is one machine-shaping with housing 1.
With reference to Fig. 1, Fig. 3.Output cover 2 is rotating to be sleeved in the front port of housing 1, and its front end face center is provided with square sleeve joint 21, the rear end face week that is used for socket sleeve 20, and this ring gear 42 is one machine-shaping with housing 1 along being connected with a ring gear 42.The inner face middle part of output cover 2 has a central blind hole that does not connect 22, and suit is used to support the bearing 23 of manual power shaft 3 leading sections in this central blind hole 22.Output cover ring gear 42 is close mutually with above-mentioned housing ring gear 41.
With reference to Fig. 1, Fig. 2.Manually the front middle part of power shaft 3 is supported on the housing end face central shaft hole 11 by bearing 12, and its front end is supported in the central blind hole 22 of output cover 2 inner faces by bearing 23; Manually the rear end of power shaft 3 is provided with the hand grip portion 31 of surface knurling.Be equiped with eccentric shaft 6 on 3 sections of the manual power shafts between housing 1 and the output cover 2, the structure of this eccentric shaft 6 is: see Fig. 1.Manual input shaft part between housing 1 and output cover 2 is provided with extension diameter section, one lateral circle surface of this extension diameter section has the movable chamber 32 of duplicate gear, the two side correspondence in this activity chamber 32 has the eccentric pivot hole 33,34 that departs from manual power shaft axis, the two ends of eccentric shaft 6 are bearing in respectively in the corresponding eccentric pivot hole 33,34, eccentric shaft 6 is arranged in parallel with manual power shaft 3, and links with manual power shaft 3.The downward projection of housing ring gear 41, output cover ring gear 42 is positioned at the movable chamber 32 of duplicate gear.
With reference to Fig. 1.Increase the square drive gear mechanism and comprise above-mentioned housing ring gear 41, output cover ring gear 42 and the corresponding duplicate gear of arranging 43.Duplicate gear 43 is sleeved on the eccentric shaft 6, and the movable chamber 32 on manual power shaft 3 extension diameter sections between housing 1 and the output cover 2 provides free rotation space for duplicate gear 43.Few tooth external gear 432 that an external gear 431 meshes with housing ring gear 41, another is and output cover ring gear 42 is meshed in the duplicate gear 43.The number of teeth of few tooth external gear 432 is less than external gear 431, plays 2 decelerations of drive output cover and increases the square output action.
With reference to Fig. 1, Fig. 2, Fig. 3.Auxiliary body 5 comprises that one radially is fixedly connected on the sub-arm 51 of housing one side, auxiliary stop cover 52 along housing.Have the guide groove of arranging along its length direction 511 on the sub-arm 51, the front end of auxiliary stop cover 52 is connected with the muff joint 521, the rear end that are used for socket sleeve 50 and is matched with guide groove 511 adjustably by closing handle 53.For ease of operation, on the side face of closing handle 53, be provided with annular knurl.During assembling-disassembling bolt, the effect of stationary housing is played by auxiliary body, guarantees that the housing in the operating process is in a fixed arrested state for power shaft, guarantees output cover reliably working.
With reference to Fig. 1.As a kind of concrete enforcement parameter: increase housing ring gear 41 in the square drive gear mechanism, output cover ring gear 42, with the external gear 431 of housing ring gear engagement, be respectively 25,24,16,15 teeth with the number of teeth of few tooth external gear 432 of output cover ring gear engagement.The manual replacer that this enforcement parameter provides, its output torque can increase 42 times, and assembling-disassembling bolt is light, laborsaving.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (5)
1. the manual replacer of a laborsaving assembling-disassembling bolt is characterized in that: it comprise housing, output cover, manually power shaft, increase square drive gear mechanism and auxiliary body; Described output cover is set in the housing front port rotationally, and its front end face is provided with the square sleeve joint; Manually the front end activity of power shaft is supported in the central blind hole of output cover inner face after passing housing end face central shaft hole rotationally, is equiped with eccentric shaft on the manual input shaft part between housing and the output cover; Increase the square drive gear mechanism and comprise the duplicate gear that is sleeved on the eccentric shaft, correspondence is fixed with ring gear on the interior rear portion of housing, the output cover inner edge, and an external gear in the duplicate gear meshes with the housing ring gear, another is and export few tooth external gear that the cover ring gear is meshed; Auxiliary body comprises that one radially is fixedly connected on the sub-arm of housing one side, auxiliary stop cover along housing, have the guide groove of arranging along its length direction on this sub-arm, the front end of auxiliary stop cover is connected with muff joint, the rear end is matched with in the guide groove adjustably by closing handle.
2. manual replacer according to claim 1 is characterized in that: described ring gear is integral with housing, output cover respectively.
3. manual replacer according to claim 1 is characterized in that: the rear end of described manual power shaft is provided with the hand grip portion of surface knurling; The side face of closing handle is provided with the annular knurl of being convenient to hold.
4. manual replacer according to claim 1 is characterized in that: be respectively equipped with bearing in described housing end face central shaft hole, the output cover centre bore, bearing holder (housing, cover) is loaded on the manual power shaft.
5. manual replacer according to claim 1 is characterized in that: describedly increase square drive gear mechanism middle shell ring gear, output cover ring gear, with housing ring gear meshed gears, be respectively 25,24,16,15 teeth with the number of teeth of few tooth external gear of output cover ring gear engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200091839U CN201140374Y (en) | 2007-12-18 | 2007-12-18 | Labor saving manual device for assembling-disassembling bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200091839U CN201140374Y (en) | 2007-12-18 | 2007-12-18 | Labor saving manual device for assembling-disassembling bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201140374Y true CN201140374Y (en) | 2008-10-29 |
Family
ID=40068090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200091839U Expired - Fee Related CN201140374Y (en) | 2007-12-18 | 2007-12-18 | Labor saving manual device for assembling-disassembling bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201140374Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695588A (en) * | 2009-12-17 | 2012-09-26 | 日东精工株式会社 | Threaded fastener tightening and loosening device |
-
2007
- 2007-12-18 CN CNU2007200091839U patent/CN201140374Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695588A (en) * | 2009-12-17 | 2012-09-26 | 日东精工株式会社 | Threaded fastener tightening and loosening device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203253867U (en) | Hydraulic clamping rotary mechanical hand for forging manipulator | |
| CN101462262A (en) | Labor saving manual device for assembling-disassembling bolt | |
| CN110757389B (en) | Spiral power spring energy storage screwdriver | |
| CN109926958B (en) | Quick labor-saving wrench for electric power overhaul | |
| CN201140374Y (en) | Labor saving manual device for assembling-disassembling bolt | |
| CN212794823U (en) | Manual tool for installing mechanical seal of thermocouple of reactor pressure vessel | |
| CN211565753U (en) | Dismounting device for toothed nut of engine | |
| US11260516B1 (en) | Barring device attachment for providing engine maintenance | |
| CN205928453U (en) | Special vice is dismantled to dysmorphism bearing retaining ring | |
| CN210132438U (en) | Holding type wrench | |
| CN203125414U (en) | Mechanical type bolt spanner | |
| CN216180109U (en) | A kind of spanner | |
| CN214323185U (en) | Loose joint disassembling tool | |
| CN111203824B (en) | Torque wrench and steel box girder high-strength bolt screwing process using same | |
| CN106671024A (en) | Gear-shiftable variable-speed disassembling and assembling device for automobile plate spring bolt | |
| CN2483152Y (en) | Multi-purpose self-tapping drill | |
| CN210060980U (en) | Novel hole pin takes out device | |
| CN211332970U (en) | Automatic torque adjusting device for wrench | |
| CN213702440U (en) | Double-end stud nut screwing device of wind generating set | |
| CN217669188U (en) | Crankshaft device of manual continuous disk transfer motor | |
| CN114939846B (en) | Bolt fastening paint dispensing tool and bolt fastening paint dispensing method | |
| CN219788239U (en) | Shaft tooth nut dismounting device | |
| CN211306144U (en) | Novel gland head assembly and disassembly tools | |
| CN219747880U (en) | Working head connecting structure of electric tool extension rod | |
| CN209503973U (en) | A kind of electric wrench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20100118 |