CN206493257U - A kind of scaffolder's spanner efficient manually - Google Patents
A kind of scaffolder's spanner efficient manually Download PDFInfo
- Publication number
- CN206493257U CN206493257U CN201720142183.XU CN201720142183U CN206493257U CN 206493257 U CN206493257 U CN 206493257U CN 201720142183 U CN201720142183 U CN 201720142183U CN 206493257 U CN206493257 U CN 206493257U
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- China
- Prior art keywords
- gear
- scaffolder
- spanner
- bevel gear
- casing
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Abstract
The utility model is related to a kind of scaffolder's spanner efficient manually, including handle and casing, and the handle is to rotate to be connected with casing, it is characterised in that：Also include the transmission mechanism being arranged in casing and be arranged on screwing outside casing and portion and unscrew portion, one end of the handle is provided with sector gear, and the sector gear is connected by a transmission mechanism with mono-directional overrun clutch with screwing portion or the portion's of unscrewing transmission.Compared with prior art, the utility model has the advantage of：On the one hand scaffolder's wrench can complete screwing and unscrewing for nut without motor, as long as on the other hand unscrewing or screwing for nut once can be completed by lower handle, nut will not fall during loosening nut simultaneously, convenient tightening nut next time, therefore scaffolder's spanner efficient work, reliable, cost are low, the problems such as overcoming stall, heavy load startup, battery bag and the short controller service life that motor belt motor is come simultaneously, service life is long.
Description
Technical field
The utility model belongs to construction technical field of tools, and in particular to a kind of scaffolder's spanner efficient manually.
Background technology
The abduction intertrochanteric fractures of current abduction intertrochanteric fractures for building, mostly steel pipe and steel body structure external member composition, shelf workman is pulled with tradition
Hand is screwed or loosening nut, so that realize that the tower of abduction intertrochanteric fractures is built or removed, but conventional spanner efficiency is low, relative work intensity
Greatly, therefore, occurring in that the Chinese patent of many electric wrenches, such as Patent No. CN201210272939.4《A kind of electric wrench》
Disclosed spanner, including wrench body and handle, wrench body head are regular jaw and moving jaw, the external electricity of handle end
Battery and reducing motor are installed, provided with switch between battery and reducing motor, switch includes forward direction in source charging socket, handle
Button and reverse button, reducing motor rotating shaft end connection travelling gear, travelling gear are engaged with idler gear, wrench body head
Interior to be provided with screw rod and spur gear, idler gear is engaged with spur gear, and spur gear is fixed in wrench body head by axle, straight-tooth
Wheel drive screw rod, screw drive moving jaw, spanner efficiency high is laborsaving, but price is higher, because of reducing motor, battery bag, control
, there is electric fault in a variety of causes such as device processed, charger, and a battery bag use time is short, generally require several many standby batteries
Bag；Simultaneously tightening nut in place when, motor can be in locked rotor condition, in loosening nut, can exist it is sizable load open
It is dynamic, so that failure easily occurs；In addition, during dismounting abduction intertrochanteric fractures, fall the nut for moving back pine more, cause to waste, fight is built in next time
, it is necessary to will be first screwed into hand at the beginning of nut on the bolt of structural member during frame, inconvenience is caused to user, accordingly, it would be desirable to spanner
It is improved further.
Utility model content
Technical problem to be solved in the utility model be for prior art present situation there is provided it is a kind of manually, efficiently, save
Power, cost be low and scaffolder's spanner of reliable operation.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：A kind of scaffolder's spanner efficient manually,
Including handle and casing, the handle is to rotate to be connected with casing, it is characterised in that：Also include the transmission being arranged in casing
Mechanism and it is arranged on screwing outside casing and portion and unscrews portion, one end of the handle is provided with sector gear, the sector
Wheel is connected by a transmission mechanism with mono-directional overrun clutch with screwing portion or the portion's of unscrewing transmission.
Improve again, can beat nut rotation in a stroke of bevel gear by the gearratio of transmission mechanism
Fastener is opened without making nut depart from bolt.
Transmission mechanism has multiple choices, and from structure and cost angle, preferably transmission mechanism includes
Gear shaft, longitudinally disposed, the gear shaft inner end is provided with the first bevel gear for being connected, described first
Provided with the first mono-directional overrun clutch being connected with gear spindle drive in bevel gear, the outer end gear of the gear shaft with it is described
The sector gear engagement connection of handle；
First rotary shaft, is laterally set, inner end peace of first rotary shaft provided with first gear and the first rotary shaft
Equipped with the second bevel gear, the second bevel gear and the engagement connection of the first bevel gear, outer end is as screwing portion；And
Second rotary shaft, is laterally set, and the inner end of second rotary shaft is provided with second gear, and outer end is as unscrewing
Portion, the second gear and the first gear engaged transmission being located in the first rotary shaft.
Improving, the second mono-directional overrun clutch is provided between the excircle and casing circular hole at the first bevel gear rear portion
Device.
Further improve, be fixedly installed axle sleeve in the endoporus of the first bevel gear, be set in by axle sleeve on gear shaft
Drive connection.
Further improve, its structure of the first mono-directional overrun clutch is：Multiple bands are provided with the anterior excircle of gear shaft
First trough with straight angle on arc side, the first trough with straight angle presents in rotationally symmetrical distribution, the first trough with straight angle in circumferencial direction and is provided with cooperation
, the first roller for limiting the first bevel gear single direction rotation, constitute the first mono-directional overrun clutch.
Improve again, its structure of the second mono-directional overrun clutch is：Multiple bands are provided with first bevel gear rear portion excircle
Second trough with straight angle on arc side, the second trough with straight angle presents in rotationally symmetrical distribution, the second trough with straight angle in circumferencial direction and is provided with cooperation
, the second roller for limiting the first bevel gear single direction rotation, constitute the second mono-directional overrun clutch.
Further improve, screw portion or the portion of unscrewing and be detachably provided with sleeve.
Improve again, sleeve is being screwed portion or unscrewed in portion by the first mode connects for screw.
Further improve, handle is rotatably connected on casing by bolt, handle is in that away from sector gear
End is provided with sheath.
Compared with prior art, the utility model has the advantage of：Scaffolder's spanner in casing by setting driver
Structure and screwing of being set outside casing and unscrew portion at portion, and one end of handle is provided with sector gear, and sector gear passes through a band
The transmission mechanism of mono-directional overrun clutch is connected with screwing portion or the portion's of unscrewing transmission；Such scaffolder's spanner, on the one hand need not
Motor can complete screwing and unscrewing for nut, as long as on the other hand once can complete unscrewing or revolving for nut by lower handle
Tightly, while nut will not fall off during loosening nut, convenient tightening nut next time, therefore scaffolder's spanner efficient work, it is reliable,
Cost is low, the problems such as overcoming stall, heavy load startup, battery bag and the short controller service life that motor belt motor is come, and uses
Long lifespan.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the front view of Fig. 1 (increasing on sector gear after housing)；
Fig. 3 is the sectional view in Fig. 1 along a certain angle；
Fig. 4 is the profile in Fig. 1 along a certain angle；
Fig. 5 is structural representation of the present embodiment under carrier state；
Fig. 6 is the sectional view in Fig. 4 along A-A；
Fig. 7 is the profile in Fig. 4 along B-B；
Fig. 8 is the sectional view in Fig. 4 along C-C.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Manual efficient scaffolder's spanner as shown in Figures 1 to 4 includes handle 1, casing 9, is arranged on the driver in casing 9
Structure and it is arranged on screwing outside casing 9 and portion 2 and unscrews portion 3, screw portion 2 or unscrew portion 3 and be provided with sleeve 8, sleeve 8 passes through the
One screw 81 is detachably connected to screw portion 2 or unscrewed in portion 3, and handle 1 is rotatably connected on one with casing 9 by bolt 13
Rise, one end of handle 1 is provided with sector gear 11, handle 1 is being provided with sheath 12 away from that one end of sector gear 11.This reality
The transmission mechanism applied in example includes gear shaft 4, the first bevel gear 5, the first rotary shaft 6 and the second rotary shaft 7, wherein gear shaft
4 are fixedly connected in casing 9 by bearing 42, in the present embodiment, and gear shaft 4 is disposed longitudinally in casing 9, gear shaft 4
Outer end gear is connected with the engagement of sector gear 11 of handle 1；First bevel gear 5 of the inner end of gear shaft 4 provided with drive connection, the
Axle sleeve 52 is fixedly installed in the endoporus of one bevel gear 5, is set on gear shaft 4 and is connected by axle sleeve 52, this implementation
Example in, the first bevel gear 5 be fixedly connected with axle sleeve 52 by the second screw 53 and with the synchronous axial system of axle sleeve 52, in addition, first
Bevel gear 5 is nylon gear.Gear shaft 4 is connected with axle sleeve 52, is provided with and gear in the axle sleeve 52 of the first bevel gear 5
The first mono-directional overrun clutch 41 that axle 4 is connected, the structure of the first mono-directional overrun clutch 41 has multiple choices, from structure
For cost angle, the preferred structure of the present embodiment is as shown in fig. 7, first mono-directional overrun clutch 41 its structure is：Gear
Multiple the first trough with straight angle 411 with arc side are provided with the anterior excircle of axle 4, the first trough with straight angle 411 is presented in circumferencial direction to be revolved
Turn it is symmetrical, be provided with the first trough with straight angle 411 cooperation, for limit the single direction rotation of the first bevel gear 5 first rolling
Post 412, constitutes the first mono-directional overrun clutch 41, and the first roller 412 is cylinder, the first mono-directional overrun in the present embodiment
The presence of clutch 41 causes gear shaft 4 that the bevel gear 5 of axle sleeve 52 and first will not be driven to rotate when rotating backward, so that anti-
Only nut loosening, nut in the present embodiment is M12 nuts.
First rotary shaft 6 is horizontally installed on casing 9, and the first rotary shaft 6 is provided with first gear 61 and the first rotary shaft 6
Inner end the second bevel gear 62 is installed, the second bevel gear 62 and the engagement connection of the first bevel gear 5, the first rotary shaft 6
Outer end as the portion that screws 2, wherein the sectional view for screwing portion 2 is as shown in Figure 8；Second rotary shaft 7 be horizontally installed on casing and
Parallel to the first rotary shaft 6, the inner end of the second rotary shaft 7 is provided with second gear 71, and outer end is used as the portion that unscrews 3, second gear
The design of the gearratio of transmission mechanism expires in 71 engaged transmission of first gear 61 with being located in the first rotary shaft 6, the present embodiment
Foot：The gearratio of whole drive mechanism is enabled to when pressing handle 1 one times by the actual structure with reference to bevel gear,
M12 nut can rotate 6 circles to complete screwing or unscrewing for nut, in addition, pressing handle 1 once completes loosening nut
When, the fastener of abduction intertrochanteric fractures can be opened, but not nut is departed from the bolt of abduction intertrochanteric fractures, prevent nut from losing, more just
Just the next tightening nut of user.
The second mono-directional overrun clutch 51 is provided between the excircle and the circular hole of casing 9 at the rear portion of the first bevel gear 5, the
The structure of two mono-directional overrun clutch 51 has multiple choices, for structure and cost angle, and the preferred structure of the present embodiment is such as
Shown in Fig. 6, i.e., second mono-directional overrun clutch 51 its structure is：Multiple band arcs are provided with the rear portion excircle of first bevel gear 5
Second trough with straight angle 511 on side, the second trough with straight angle 511 is presented in circumferencial direction and set in rotationally symmetrical distribution, the second trough with straight angle 511
There are cooperation, the second roller 512 for limiting the single direction rotation of the first bevel gear 5, constitute the second mono-directional overrun clutch.
The first roller 512 is cylinder in the present embodiment.Wherein, the presence of the second mono-directional overrun clutch 51, further prevents
One bevel gear 5 is driven on the second bevel gear 62 when rotating, and easily facilitates screwing and unscrewing for nut.
In the present embodiment, casing 9 includes the connected mode of upper casing 91 and lower casing 92, upper casing 91 and lower casing 92
Have a variety of, as shown in figure 5, casing 9 is to be fixed together by upper casing 91 and lower casing 92 by bolt 14, in addition in machine
Suspension ring suspender belt 10 is provided with shell 9, is easy to user to carry.
The course of work is as follows：
When needing tightening nut, sleeve 8 is fixedly connected in the portion of screwing 2, while nut is placed in sleeve, pressed
Sector gear 11 on handle 1, handle 1 will be rotated counterclockwise with movable gear shaft 4, the rotation of gear shaft 4 can drive axle sleeve 52 with
The synchronous axial system of first bevel gear 5, the first bevel gear 5 is connected with the engaged transmission of the second bevel gear 62, can drive the second umbrella
Shape gear 62 is rotated, and will be further driven to the first rotary shaft 6 when the second bevel gear 62 is rotated rotates, and then drive screws portion
2 and sleeve 8 rotate so that in tightening nut, the present embodiment, it is only necessary to press handle 1 once so that M12 nuts rotation 6 enclose
Screwing for nut, efficient work can be completed；Release handle 1, the first mono-directional overrun clutch 41 causes gear shaft 4 to rotate backward
Shi Buhui drives axle sleeve 52 to rotate, and enters without driving on the second bevel gear 62, and the second mono-directional overrun clutch 51 is deposited
Rotating backward for the second bevel gear 62 is further being prevented, so as to prevent nut loosening.
When needing loosening nut, sleeve 8 is fixedly connected in the portion of unscrewing 3, while nut is placed in sleeve 8, pressed
Sector gear 11 on handle 1, handle 1 will be rotated counterclockwise with movable gear shaft 4, the rotation of gear shaft 4 can drive axle sleeve 52 with
The synchronous axial system of first bevel gear 5, in addition, the first bevel gear 5 is connected with the engaged transmission of the second bevel gear 62, can drive
The rotation of two bevel gears 62, when the second bevel gear 62 is rotated will be further driven to the first rotary shaft 6 rotates, and then drives
First gear 61 is rotated, first gear 61 and the engaged transmission of second gear 71, and second gear 71, which is rotated, will be further driven to second
Rotary shaft 7 is rotated, and then drive unscrews portion 3 and sleeve 8 is rotated, so that in loosening nut, the present embodiment, it is only necessary to press handle
1 once so that nut reverse rotation 6, which is enclosed, can complete unscrewing for nut, efficient work, in addition, when once pressing handle 1,
Nut can be caused to move back pine and do not fallen off to the tail end of bolt, convenient tightening nut next time；And the He of the first mono-directional overrun clutch 41
The presence of second mono-directional overrun clutch 51, when preventing 4 counter motion of gear shaft, nut unscrews not in place.
Claims (10)
1. a kind of scaffolder's spanner efficient manually, including handle (1) and casing (9), the handle (1) is to rotate with casing (9)
Connection, it is characterised in that：Also include the transmission mechanism being arranged in casing (9) and be arranged on casing (9) outside screw portion
(2) and portion (3) is unscrewed, one end of the handle (1) is provided with sector gear (11), and it is single that the sector gear (11) passes through a band
It is connected to the transmission mechanism of freewheel clutch with screwing portion (2) or unscrewing portion (3) transmission.
2. scaffolder's spanner efficient manually according to claim 1, it is characterised in that：Pass through the transmission of the transmission mechanism
Than nut rotation can be made to open fastener without making nut depart from bolt during bevel gear one stroke.
3. scaffolder's spanner efficient manually according to claim 1 or 2, it is characterised in that：The transmission mechanism includes
Gear shaft (4), longitudinally disposed, gear shaft (4) inner end is provided with the first bevel gear (5) for being connected, institute
State the first mono-directional overrun clutch (41) for being provided with and being connected with gear shaft (4) in the first bevel gear (5), the gear shaft
(4) outer end gear is connected with sector gear (11) engagement of the handle (1)；
First rotary shaft (6), is laterally set, and first rotary shaft (6) is provided with first gear (61) and the first rotary shaft (6)
Inner end the second bevel gear (62) is installed, the second bevel gear (62) and the first bevel gear (5) engagement connection, outer end is made
To screw portion (2)；And
Second rotary shaft (7), is laterally set, the inner end of second rotary shaft (7) is provided with second gear (71), outer end conduct
Unscrew portion (3), the second gear (71) and first gear (61) engaged transmission being located in the first rotary shaft (6).
4. scaffolder's spanner efficient manually according to claim 3, it is characterised in that：After first bevel gear (5)
The second mono-directional overrun clutch (51) is provided between excircle and casing (9) circular hole in portion.
5. scaffolder's spanner efficient manually according to claim 4, it is characterised in that：First bevel gear (5)
Axle sleeve (52) is fixedly installed in endoporus, is set on gear shaft (4) and is connected by axle sleeve (52).
6. scaffolder's spanner efficient manually according to claim 5, it is characterised in that：First mono-directional overrun clutch
(41) its structure is：Multiple the first trough with straight angle (411) with arc side, the first right angle are provided with the anterior excircle of gear shaft (4)
Rotationally symmetrical distribution is presented in circumferencial direction in groove (411), the first trough with straight angle (411) is interior be provided with cooperation, for limiting first
First roller (412) of bevel gear (5) single direction rotation, constitutes the first mono-directional overrun clutch (41).
7. scaffolder's spanner efficient manually according to claim 6, it is characterised in that：Second mono-directional overrun clutch
(51) its structure is：Multiple the second trough with straight angle (511) with arc side, second are provided with the excircle of first bevel gear (5) rear portion
Rotationally symmetrical distribution is presented in circumferencial direction in trough with straight angle (511), the second trough with straight angle (511) is interior be provided with cooperation, for limiting
Second roller (512) of the first bevel gear (5) single direction rotation, constitutes the second mono-directional overrun clutch (51).
8. scaffolder's spanner efficient manually according to claim 6, it is characterised in that：It is described to screw portion (2) or unscrew portion
(3) it is detachably provided with sleeve (8).
9. scaffolder's spanner efficient manually according to claim 8, it is characterised in that：The sleeve (8) passes through the first spiral shell
Nail (81) screws portion (2) or unscrewed in portion (3) described in being connected to.
10. scaffolder's spanner efficient manually according to claim 6, it is characterised in that：The handle (1) passes through bolt
(13) it is rotatably connected on casing (9), handle (1) is provided with sheath (12) in that one end away from sector gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142183.XU CN206493257U (en) | 2017-02-16 | 2017-02-16 | A kind of scaffolder's spanner efficient manually |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142183.XU CN206493257U (en) | 2017-02-16 | 2017-02-16 | A kind of scaffolder's spanner efficient manually |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206493257U true CN206493257U (en) | 2017-09-15 |
Family
ID=59805132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720142183.XU Expired - Fee Related CN206493257U (en) | 2017-02-16 | 2017-02-16 | A kind of scaffolder's spanner efficient manually |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206493257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861024A (en) * | 2019-11-24 | 2020-03-06 | 江苏苏麦克电力科技有限公司 | Speed-adjustable corner wrench |
-
2017
- 2017-02-16 CN CN201720142183.XU patent/CN206493257U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861024A (en) * | 2019-11-24 | 2020-03-06 | 江苏苏麦克电力科技有限公司 | Speed-adjustable corner wrench |
| CN110861024B (en) * | 2019-11-24 | 2021-04-09 | 江苏苏麦克电力科技有限公司 | Speed-adjustable corner 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: 20170915 Termination date: 20190216 |