CN208697286U - A kind of pneumatic impact spanner - Google Patents
A kind of pneumatic impact spanner Download PDFInfo
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- CN208697286U CN208697286U CN201821506247.0U CN201821506247U CN208697286U CN 208697286 U CN208697286 U CN 208697286U CN 201821506247 U CN201821506247 U CN 201821506247U CN 208697286 U CN208697286 U CN 208697286U
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- Prior art keywords
- hole
- air inlet
- inlet runner
- pneumatic impact
- shell
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Abstract
The utility model discloses a kind of pneumatic impact spanneres, including air inlet runner and working end, it further include throttling set, working end includes cylinder, it is offered on the back cylinder cover of cylinder and rotates forward air inlet runner and reversion air inlet runner, throttling set includes shell and adjusting knob, it is opened up on shell fluted, first through hole is offered in the outside wall surface of shell, the second through-hole is offered on the side wall of groove, first through hole is connected to the second through-hole, first through hole is connected to air inlet runner, shell is fastened on back cylinder cover, the setting of adjusting knob rotation is in a groove, third through-hole and fourth hole are offered on adjusting knob, by third through-hole and fourth hole and rotates forward air inlet runner and invert the connection area control air flow rate of air inlet runner.Pneumatic impact spanner provided by the utility model realizes gas flow and adjusts and commutate in one, simple and reliable for structure, easy for assemble or unload, facilitates operation.
Description
Technical field
The utility model relates to spanner technical field more particularly to a kind of pneumatic impact spanneres.
Background technique
Pneumatic impact spanner is using compressed air as working media, for tightening and dismantling threaded fastener.On the market pneumatic
Spanner has very much, but pneumatic impact spanner commutation and regulating device are all divided on both devices mostly, and gear knob is in inside, operation
Get up to be more troublesome, when operation will be adjusted in two steps, and gear knob is all built-in knob, inconvenient.
Therefore, a kind of pneumatic impact spanner how is provided, to facilitate operation being current those skilled in the art skill urgently to be resolved
Art problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of pneumatic impact spanner, to facilitate operation.
In order to achieve the above object, the utility model provides the following technical solutions:
A kind of pneumatic impact spanner, including air inlet runner and working end, further include throttling set,
The working end includes cylinder, offers on the back cylinder cover of the cylinder and rotates forward air inlet runner and reversion inlet air flow
Road,
The throttling set includes shell and adjusting knob, and fluted, the outside wall surface of the shell is opened up on the shell
On offer first through hole, offer the second through-hole on the side wall of the groove, the first through hole and second through-hole connect
Logical, the first through hole is connected to the air inlet runner, and the shell is fastened on the back cylinder cover,
The setting of the adjusting knob rotation offers third through-hole and the 4th on the adjusting knob in the groove
Through-hole,
The adjusting knob rotates forward, so that the third through-hole and the fourth hole are by the rotating forward air inlet runner and institute
The connection of the second through-hole is stated, air-flow successively passes through the first through hole, second through-hole, institute after air inlet runner inflow
It states third through-hole and the fourth hole enters the rotating forward air inlet runner and the rotor in the cylinder is driven to rotate forward, by described
Third through-hole and the fourth hole and the connection area control air flow rate for rotating forward air inlet runner,
Adjusting knob reversion, so that the third through-hole and the fourth hole are by the reversion air inlet runner and institute
The connection of the second through-hole is stated, air-flow successively passes through the first through hole, second through-hole, institute after air inlet runner inflow
It states third through-hole and the fourth hole enters the reversion air inlet runner and the rotor in the cylinder is driven to invert, by described
The connection area control air flow rate of fourth hole and the reversion air inlet runner.
Preferably, above-mentioned third through-hole is circular hole, and the fourth hole is arcuate socket.
Preferably, above-mentioned pneumatic impact spanner further includes regulation handle, and the center of the adjusting knob offers card column, described
Fifth hole is offered on shell, card hole is provided in the regulation handle, and the card column passes through the fifth hole and is inserted into institute
It states in card hole.
Preferably, above-mentioned regulation handle includes multiple gears, when the regulation handle is located at minimum gear, the described 4th
The area of through-hole and the third through-hole are connected to the rotating forward air inlet runner simultaneously,
When the regulation handle is located at maximum gear, the entire area of the fourth hole and the rotating forward air inlet runner
Connection.
Preferably, arc-shaped cover is provided on above-mentioned shell, the turning end of the regulation handle is built in the arc-shaped cover.
Preferably, it is provided with multiple steel ball locating slots on the inner wall of above-mentioned arc-shaped cover, is provided in the regulation handle blind
Hole, is built-in with spring and steel ball in the blind hole, and the spring withstands the steel ball, and to make the steel ball be located at the steel ball fixed
In the slot of position,
When rotating the regulation handle, the steel ball is moved to another described steel ball from a steel ball locating slot
In locating slot, to replace a gear.
Preferably, anti-slip layer is provided on the wall surface of above-mentioned regulation handle.
Preferably, air discharge duct is offered on the side wall of above-mentioned adjusting knob.
Preferably, above-mentioned pneumatic impact spanner further includes handle, and the air inlet runner is arranged on the handle, the handle
It is longitudinally arranged, the working end lateral arrangement.
Preferably, above-mentioned shell is the rear cover of the pneumatic impact spanner.
Pneumatic impact spanner provided by the utility model, including air inlet runner and working end, further include throttling set, the work
End includes cylinder, offers on the back cylinder cover of the cylinder and rotates forward air inlet runner and reversion air inlet runner, the throttling set packet
Shell and adjusting knob are included, opens up fluted on the shell, first through hole is offered in the outside wall surface of the shell, it is described recessed
The second through-hole is offered on the side wall of slot, the first through hole is connected to second through-hole, the first through hole and it is described into
Flow channel connection, the shell are fastened on the back cylinder cover, and the setting of the adjusting knob rotation is described in the groove
Offer third through-hole and fourth hole on adjusting knob, the adjusting knob rotates forward, so that the third through-hole and described the
The rotating forward air inlet runner is connected to by four through-holes with second through-hole, and air-flow successively passes through after air inlet runner inflow
The first through hole, second through-hole, the third through-hole and the fourth hole drive into the rotating forward air inlet runner
Rotor in the cylinder rotates forward, and passes through the third through-hole and the fourth hole and the connected surface for rotating forward air inlet runner
Product control air flow rate, adjusting knob reversion, so that the third through-hole and the fourth hole are by the reversion air inlet
Runner is connected to second through-hole, and air-flow successively passes through the first through hole, described second after air inlet runner inflow
Through-hole, the third through-hole and the fourth hole enter the reversion air inlet runner and the rotor in the cylinder are driven to invert,
Pass through the connection area control air flow rate of the fourth hole and the reversion air inlet runner.
Pneumatic impact spanner provided by the utility model realizes gas flow and adjusts and commutate in one, simple and reliable for structure,
It is easy for assemble or unload, facilitate operation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram when rear portion cylinder of pneumatic impact spanner provided by the embodiment of the utility model is exposed;
Fig. 2 is the structural schematic diagram of adjusting knob provided by the embodiment of the utility model;
Fig. 3 is the structural schematic diagram of shell provided by the embodiment of the utility model;
Fig. 4 is the structural schematic diagram of pneumatic impact spanner provided by the embodiment of the utility model;
Fig. 5 is the schematic cross-sectional view at the regulation handle of pneumatic impact spanner provided by the embodiment of the utility model.
In figure 1 above -5:
First through hole 1, the second through-hole 2, third through-hole 3, fourth hole 4, shell 5, adjusting knob 6, air inlet runner 7, just
Rotate into flow channel 8, reversion air inlet runner 9, arc-shaped cover 10, regulation handle 11, steel ball 12, spring 13.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1-Fig. 5 is please referred to, Fig. 1 is the knot when rear portion cylinder of pneumatic impact spanner provided by the embodiment of the utility model is exposed
Structure schematic diagram;Fig. 2 is the structural schematic diagram of adjusting knob provided by the embodiment of the utility model;Fig. 3 is the utility model implementation
The structural schematic diagram for the shell that example provides;Fig. 4 is the structural schematic diagram of pneumatic impact spanner provided by the embodiment of the utility model;Fig. 5
For the schematic cross-sectional view at the regulation handle of pneumatic impact spanner provided by the embodiment of the utility model.
Pneumatic impact spanner provided by the embodiment of the utility model, including air inlet runner 7 and working end, further include throttling set,
Working end includes cylinder, offers on the back cylinder cover of cylinder and rotates forward air inlet runner 8 and reversion air inlet runner 9, and throttling set includes
Shell 5 and adjusting knob 6, open up on shell 5 fluted, and first through hole 1, the side wall of groove are offered in the outside wall surface of shell 5
On offer the second through-hole 2, first through hole 1 is connected to the second through-hole 2, and first through hole 1 is connected to air inlet runner 7, shell 5 fasten
On back cylinder cover, the setting that adjusting knob 6 rotates in a groove, offers third through-hole 3 and fourth hole 4 on adjusting knob 6,
Adjusting knob 6 rotates forward so that third through-hole 3 and fourth hole 4 will rotate forward air inlet runner 8 and be connected to the second through-hole 2, air-flow from into
After flow channel 7 flows into, successively enters by first through hole 1, the second through-hole 2, third through-hole 3 and fourth hole 4 and rotate forward inlet air flow
Road 8 drives the rotor in cylinder to rotate forward, and passes through the connection area control of third through-hole 3 and fourth hole 4 and rotating forward air inlet runner 8
Air flow rate, adjusting knob 6 invert, and connect so that third through-hole 3 and fourth hole 4 will invert air inlet runner 9 with the second through-hole 2
Logical, air-flow successively enters by first through hole 1, the second through-hole 2, third through-hole 3 and fourth hole 4 after the inflow of air inlet runner 7
Inverting air inlet runner 9 drives the rotor in cylinder to invert, and passes through the connection area control of fourth hole 4 and reversion air inlet runner 9
Air flow rate.
Pneumatic impact spanner provided by the embodiment of the utility model realizes gas flow and adjusts and commutate in one, structure letter
It is single reliable, it is easy for assemble or unload, facilitate operation.
Wherein, above-mentioned pneumatic impact spanner further includes handle, and air inlet runner 7 is arranged on handle, and handle is longitudinally arranged, work
Hold lateral arrangement.
In order to advanced optimize above scheme, above-mentioned pneumatic impact spanner further includes regulation handle 11, the center of adjusting knob 6
Card column is offered, fifth hole is offered on shell 5, card hole is provided in regulation handle 11, card column is inserted into across fifth hole
In card hole.It is external by regulation handle 11, the adjusting and commutation of gas flow size can be fast implemented, flow is easy to adjust can
It leans on.
Wherein, third through-hole 3 is circular hole, such as small sircle hole, and fourth hole 4 is arcuate socket, and third through-hole 3 is located at four-way
The left side in hole 4, the area of third through-hole 3 are less than the area of fourth hole 4.
Regulation handle 11 includes multiple gears, when regulation handle 11 is located at minimum gear, the area of fourth hole 4
And third through-hole 3 simultaneously with rotate forward air inlet runner 8 be connected to, when regulation handle 11 be located at maximum gear when, fourth hole 4 it is complete
Portion's area is connected to air inlet runner 8 is rotated forward, for example, pneumatic impact spanner is rotated forward, there are three gears, and reversion has a gear, then adjusting
Handle 11 is altogether there are four gear, three gears including rotating forward, wherein 1 grade of air inflow minimum, 3 grades of air inflow maximums, then
At 1 grade, the fraction area of small sircle hole and arcuate socket on adjusting knob 6 is connected to air inlet runner 8 is rotated forward, and at 3 grades,
The entire area of arcuate socket is connected to air inlet runner 8 is rotated forward, and third through-hole 3 is not connected to rotating forward air inlet runner 8.For reversion
This gear, is full admission amount gear, and the entire area of arcuate socket is connected to reversion air inlet runner 9.
Air inlet runner 8 and reversion air inlet runner 9 are rotated forward, when there is one to be in air-suction state, another be would be at
Exhaust condition largely passes through the gas vent on cylinder circumference into the gas in cylinder and exhausts, and extra is then to pass through rotating forward
Air inlet runner 8 or reversion air inlet runner 9 exhaust.
Wherein, arc-shaped cover 10 is provided on shell 5, the turning end of regulation handle 11 is built in arc-shaped cover 10.Specifically,
When replacing gear, it is provided with multiple steel ball locating slots on the inner wall of arc-shaped cover 10, is provided with blind hole, blind hole in regulation handle 11
In be built-in with spring 13 and steel ball 12, spring 13 withstands steel ball 12 and steel ball 12 is located in steel ball locating slot, rotation adjust hand
When handle 11, steel ball 12 is moved in another steel ball locating slot from a steel ball locating slot, to replace a gear.
Wherein, the arrow being used to indicate in rotating forward state and inverted status is provided in regulation handle 11.Card column
On be arranged with sealing ring.Anti-slip layer is provided on the wall surface of regulation handle 11.Air discharge duct is offered on the side wall of adjusting knob 6.
Specifically, shell 5 is the rear cover of pneumatic impact spanner.Air inlet runner 7 rotates forward air inlet runner 8 and inverts air inlet runner 9
It is arcuate socket at mouthful.
Pneumatic impact spanner provided by the embodiment of the utility model is that high pressure gas enters from air inlet runner 7, then passes through adjusting
From rotating forward air inlet runner 8 or inverting from the rotor that air inlet runner 9 reaches in cylinder, driving rotor is rotated for the commutation of knob 6, then
By transmitting out taping block, taping block drives main axis.
The connection size of air inlet port can be controlled by adjusting knob 6, so that the inlet of high pressure gas is controlled, from
And the revolving speed of rotor is adjusted, achieve the effect that control pneumatic impact spanner output torque size.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of pneumatic impact spanner, including air inlet runner and working end, which is characterized in that it further include throttling set,
The working end includes cylinder, offers on the back cylinder cover of the cylinder and rotates forward air inlet runner and reversion air inlet runner,
The throttling set includes shell and adjusting knob, opens up fluted on the shell, is opened in the outside wall surface of the shell
Equipped with first through hole, the second through-hole is offered on the side wall of the groove, the first through hole is connected to second through-hole, institute
First through hole to be stated to be connected to the air inlet runner, the shell is fastened on the back cylinder cover,
The setting of the adjusting knob rotation offers third through-hole and four-way on the adjusting knob in the groove
Hole,
The adjusting knob rotates forward, so that the third through-hole and the fourth hole are by the rotatings forward air inlet runner and described the
The connection of two through-holes, air-flow is after air inlet runner inflow, successively by the first through hole, second through-hole, described the
Three through-holes and the fourth hole enter the rotating forward air inlet runner and the rotor in the cylinder are driven to rotate forward, and pass through the third
Through-hole and the fourth hole and the connection area control air flow rate for rotating forward air inlet runner,
Adjusting knob reversion, so that the third through-hole and the fourth hole are by the reversion air inlet runner and described the
The connection of two through-holes, air-flow is after air inlet runner inflow, successively by the first through hole, second through-hole, described the
Three through-holes and the fourth hole enter the reversion air inlet runner and the rotor in the cylinder are driven to invert, and pass through the described 4th
The connection area control air flow rate of through-hole and the reversion air inlet runner.
2. pneumatic impact spanner as described in claim 1, which is characterized in that the third through-hole is circular hole, and the fourth hole is
Arcuate socket.
3. pneumatic impact spanner as described in claim 1, which is characterized in that it further include regulation handle, the center of the adjusting knob
Card column is offered, fifth hole is offered on the shell, card hole is provided in the regulation handle, the card column passes through described
Fifth hole is inserted into the card hole.
4. pneumatic impact spanner as claimed in claim 3, which is characterized in that the regulation handle includes multiple gears, when the tune
When saving handle and being located at minimum gear, the area of the fourth hole and the third through-hole simultaneously with the rotating forward air inlet
Runner connection,
When the regulation handle is located at maximum gear, the entire area of the fourth hole and the rotating forward air inlet runner connect
It is logical.
5. pneumatic impact spanner as claimed in claim 3, which is characterized in that be provided with arc-shaped cover, the adjusting hand on the shell
The turning end of handle is built in the arc-shaped cover.
6. pneumatic impact spanner as claimed in claim 5, which is characterized in that it is fixed to be provided with multiple steel balls on the inner wall of the arc-shaped cover
Position slot, is provided with blind hole in the regulation handle, spring and steel ball is built-in in the blind hole, the spring withstands the steel ball
So that the steel ball is located in the steel ball locating slot,
When rotating the regulation handle, the steel ball is moved to another described steel ball positioning from a steel ball locating slot
In slot, to replace a gear.
7. pneumatic impact spanner as claimed in claim 3, which is characterized in that be provided with anti-slip layer on the wall surface of the regulation handle.
8. pneumatic impact spanner as described in claim 1, which is characterized in that offer air discharge duct on the side wall of the adjusting knob.
9. pneumatic impact spanner as described in claim 1, which is characterized in that further include handle, the air inlet runner is arranged described
On handle, the handle is longitudinally arranged, the working end lateral arrangement.
10. pneumatic impact spanner as described in claim 1, which is characterized in that the shell is the rear cover of the pneumatic impact spanner.
Priority Applications (1)
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CN201821506247.0U CN208697286U (en) | 2018-09-14 | 2018-09-14 | A kind of pneumatic impact spanner |
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CN201821506247.0U CN208697286U (en) | 2018-09-14 | 2018-09-14 | A kind of pneumatic impact spanner |
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CN208697286U true CN208697286U (en) | 2019-04-05 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108838932A (en) * | 2018-09-14 | 2018-11-20 | 泰田集团有限公司 | Pneumatic wrench |
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2018
- 2018-09-14 CN CN201821506247.0U patent/CN208697286U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108838932A (en) * | 2018-09-14 | 2018-11-20 | 泰田集团有限公司 | Pneumatic wrench |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: No.98, dongtaihe Road, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Taitian Group Co.,Ltd. Address before: No.98, dongtaihe Road, Jiaojiang District, Taizhou City, Zhejiang Province Patentee before: TAITIAN GROUP CO.,LTD. |
|
CP01 | Change in the name or title of a patent holder |