CN204094699U - The high-power wind big gun of a kind of light weight type - Google Patents
The high-power wind big gun of a kind of light weight type Download PDFInfo
- Publication number
- CN204094699U CN204094699U CN201420468867.5U CN201420468867U CN204094699U CN 204094699 U CN204094699 U CN 204094699U CN 201420468867 U CN201420468867 U CN 201420468867U CN 204094699 U CN204094699 U CN 204094699U
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- China
- Prior art keywords
- air inlet
- fan blade
- conducting
- big gun
- commutation valve
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Abstract
The utility model belongs to wind big gun technical field, refers in particular to the high-power wind big gun of a kind of light weight type, comprises housing, and the fan blade chamber on its top is provided with forward and inverse two air admission hole roads, and venthole road; The air inlet passage conducting of lower housing portion is to the valve pocket that commutates; The rotating shaft impacting assembly is stretched into fan blade chamber and is provided with fan blade; Commutation valve rod is arranged in commutation valve pocket, the middle part of commutation valve rod is provided with partition ring, cut off the arranged on left and right sides of ring turn to annular groove respectively with described forward and inverse air admission hole conducting, the compressed air stream of forward and inverse air admission hole road ejection makes turning to of fan blade contrary, and fan blade drives described impact assembly; Trigger component, it is arranged on the handle of lower housing portion, and trigger component controls the conducting of air inlet passage or blocks.Structure of the present utility model has the advantage of miniaturization, lightweight, close mode, and realizes the bidirectional modulation of fan blade rotating forward or reverse by commutation valve rod; Flow speed control valve structure of the present utility model is simple, and speed governing is reliable.
Description
Technical field
The utility model belongs to wind big gun technical field, refers in particular to the high-power wind big gun of a kind of light weight type.
Background technology
It is well known that wind big gun (also claiming pneumatic type impact wrench) is used as the screw of fastening such as bolt or the impact type fastened tools of nut.
In prior art, the demanded power output for wind big gun is higher, and its weight can be in any more yet, generally at 16-22kg; So, for permanent operation, become a kind of burden, along with pneumatic tool is towards the developing direction of miniaturization, lightweight, close mode, this present situation can not be met the need of market.
And wind big gun is on the market mostly single direction rotation, and can not realize bidirectional modulation.
Summary of the invention
The purpose of this utility model is to provide the high-power wind big gun of light weight type of a kind of miniaturization, lightweight, close mode.
The purpose of this utility model is achieved in that
The high-power wind big gun of a kind of light weight type, comprises
Housing, its top is provided with fan blade chamber, and fan blade chamber is provided with forward and inverse two air admission hole roads, and more than one venthole road; Lower housing portion has air inlet passage, and the upper end conducting of air inlet passage is to the commutation valve pocket of housing central section;
Impact assembly, it is rotatably installed in housing upper, and the rotating shaft impacting assembly is stretched into fan blade chamber and is provided with fan blade; Commutation valve rod, it is arranged in the commutation valve pocket of housing central section, the middle part of commutation valve rod is provided with partition ring, the arranged on left and right sides cutting off ring is provided with and turns to annular groove, left and right turn to annular groove respectively with described forward and inverse air admission hole conducting, the compressed air stream of forward and inverse air admission hole road ejection makes turning to of fan blade contrary, and fan blade drives described impact assembly;
Trigger component, it is arranged on the handle of lower housing portion, and trigger component controls the conducting of air inlet passage or blocks.
Preferably, the first from left right side, rear end one of described commutation valve rod is provided with two locating slots, described housing is provided with spacer pin and the outer end of spacer pin is pushed against the spring in described locating slot; Commutation valve rod between two locating slots is provided with land, and the left and right sides and the locating slot inclined-plane of land are excessive.
Preferably, the middle part of described housing is provided with metal sleeve, and the endoporus of metal sleeve forms described commutation valve pocket; Described commutation valve rod is arranged on metal sleeve.
Preferably, the middle part of described metal sleeve is sequentially set with gas port I, air inlet port and gas port II from left to right, gas port I and positive air admission hole road conducting, air inlet port and air inlet passage conducting, gas port II and inverse air admission hole road conducting.
Preferably, described metal sleeve is all run through at the two ends of described commutation valve rod.
Preferably, described trigger component comprises trigger, and the bottom inside trigger is against on air inlet ejector pin, and the lower end of air inlet ejector pin is connected with intake valve, air inlet ejector pin move up and down the keying controlling described intake valve; Described air inlet passage is connected with center tap, center tap by air inlet spring compression on intake valve.
Preferably, the handle of described lower housing portion is also provided with flow speed control valve; Described flow speed control valve comprises the governor valve stem be rotatably installed on handle, the air inlet passage in handle is blocked in the inner of governor valve stem, the inner of governor valve stem is provided with blind hole, the port of blind hole and the air inlet passage conducting of handle upper end, the wall of blind hole is provided with the metering hole of several different-diameters, the air inlet passage conducting of metering hole and handle, at its lower end.
Preferably, described housing upper is provided with handle.
The utility model gives prominence to compared to existing technology and useful technique effect is:
Structure of the present utility model has the advantage of miniaturization, lightweight, close mode, and realizes the bidirectional modulation of fan blade rotating forward or reverse by commutation valve rod; Commutating structure has simple and reliable advantage, and only manually need make commutation valve rod mobile handoff in commutation valve pocket, the rotating that can realize blade switches, safe and reliable, easy to operate.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the schematic diagram of commutating structure of the present utility model.
In figure: 1-center tap; 2-screen pack; 3-governor valve stem; 4-speed regulating valve sleeve; 5-steel ball; 6-handle body; 7-valve stem spacing pin; 8-O shape is enclosed; 9-commutates valve rod; 10-latch; 11-spring; 12-positioning sleeve; 13-cylinder pin; 14-end plate; 15-bearing; 16-rotor; 17-bonnet; 18-bonnet paper washer; 19-cylinder; 20-blade; 21-front end-plate; 22-bearing; 23-impact cylinder pad; 24-procapsid paper washer; 25-blow-off pin; 26-taping block; 27-impact cylinder; 28-axle sleeve; 29-procapsid; 30-rotating shaft; 33-trigger; 34-trigger spacer pin; 35-air inlet ejector pin; 36-commutates valve seat; 37-inlet valve seat; 38-O shape is enclosed; 39-intake valve; 40-air inlet spring; 41-O shape is enclosed; 45-elastic cylindrical pin; 46-carrying handle; 48-commutates valve pocket; 49-aluminium blocks up; 50-is just against control valve 0 type circle; 51-air admission hole; 52-fan blade chamber; 53-air admission hole; 54-locating slot; 55-land; 56-locating slot; 57-turns to annular groove; 58-cuts off ring; 59-turns to annular groove; 60-spacing hole; 61-metal sleeve; 62-air inlet passage; 63-housing; 64-gas port I; 65-gas port II; 66-air inlet port.
Detailed description of the invention
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, see Fig. 1-2:
The high-power wind big gun of a kind of light weight type, comprises
Housing, comprises procapsid 29, back casing and bonnet 17, and its top is provided with fan blade chamber 52, and fan blade chamber is provided with forward and inverse two air admission hole roads, and more than one venthole road; Lower housing portion has air inlet passage, and the upper end conducting of air inlet passage is to the commutation valve pocket of housing central section;
Impact assembly, it is rotatably installed in housing upper, and the rotating shaft 30 impacting assembly is stretched into fan blade chamber and is provided with fan blade;
Commutation valve rod 9, it is arranged in the commutation valve pocket of housing central section, and the middle part of commutation valve rod 9 is provided with and cuts off ring 58, and the arranged on left and right sides cutting off ring is provided with and turns to annular groove 59,57, left and rightly turn to annular groove 59,57 respectively with described forward and inverse air admission hole road 51,53 conducting, forward and inverse air admission hole road 51, the compressed air stream of 53 ejections makes turning to of fan blade contrary, and fan blade drives described impact assembly, cuts off ring 58 outer wall and seals with commutation valve pocket; Trigger component, it is arranged on the handle of lower housing portion, and trigger component controls the conducting of air inlet passage or blocks.
The upper end conducting of described air inlet passage 62, to the commutation valve pocket of housing central section, only manually need make commutation valve rod mobile handoff in commutation valve pocket, can realize the rotating switching of blade, safe and reliable, easy to operate.
Preferably, the first from left right side, rear end one of described commutation valve rod is provided with two locating slots 56,54, described housing is provided with spacer pin 10 and the outer end of spacer pin is pushed against described locating slot 56, the spring in 54; Commutation valve rod between two locating slots is provided with land 55, and excessively, it is more accurate, also more laborsaving that this design makes commutation valve rod about 9 switch, and can not produce dislocation for the left and right sides of land and locating slot inclined-plane.
Preferably, the middle part of described housing is provided with metal sleeve 61, and the endoporus of metal sleeve 61 forms described commutation valve pocket; Described commutation valve rod 9 is arranged on metal sleeve, and the design of commutation valve rod 9 and metal sleeve 61 makes sealing effectiveness better, and commutation valve rod 9 is metallic article.
Preferably, the middle part of described metal sleeve 61 is sequentially set with gas port I 64, air inlet port 66 and gas port II 65 from left to right, gas port I 64 and positive air admission hole road 51 conducting, air inlet port 66 and air inlet passage 62 conducting, gas port II 65 and inverse air admission hole road 53 conducting.
When the outer end of spacer pin 10 is pushed against in locating slot 56, cuts off ring 58 and be positioned on the right side of air inlet port 66, pressure-air enters fan blade chamber and blade is rotated forward after sequentially passing through air inlet port 66, gas port I 64 and positive air admission hole road 51 from air inlet passage 62;
Manually commutation valve rod 9 is headed into housing to the outer end of spacer pin 10 when being pushed against in locating slot 54, cutting off ring 58 is positioned on the left of air inlet port 66, pressure-air enters fan blade chamber and blade is reversed after sequentially passing through air inlet port 66, gas port II 65 and inverse air admission hole road 53 from air inlet passage 62;
Preferably, described metal sleeve is all run through at the two ends of described commutation valve rod 9.This design makes the switching of commutation valve rod 9 easy, directly adopts manual in commutation valve rod 9 two ends force, can complete the switching of gas circuit.
Preferably, described trigger component comprises trigger 33, and the bottom inside trigger 33 is against on air inlet ejector pin 35, and the lower end of air inlet ejector pin 35 is connected with intake valve 39, air inlet ejector pin move up and down the keying controlling described intake valve 39; Described air inlet passage is connected with center tap 1, air inlet spring 40 is pressed on intake valve by center tap 1.
Preferably, the handle of described lower housing portion is also provided with flow speed control valve; Described flow speed control valve comprises the governor valve stem 3 be rotatably installed on handle, the air inlet passage in handle is blocked in the inner of governor valve stem 3, the inner of governor valve stem is provided with blind hole, the port of blind hole and the air inlet passage conducting of handle upper end, the wall of blind hole is provided with the metering hole 60 of several different-diameters, the air inlet passage conducting of metering hole 60 and handle, at its lower end.
Preferably, described housing upper is provided with handle.
The gases at high pressure that air compressor acting produces, the gas circuit of handle inner is entered by the unlatching of intake valve 39, again after reversal valve completes and once turns to, arrive the governor valve stem 3 of flow speed controller, gas after speed change enters fan blade chamber by commutation valve rod 9, blows blade 20 and motor is rotated, drive whole output to do periodic motion by rotor spline 16, namely taping block 26 constantly beats rotating shaft 30 and beats motion, until complete whole motion.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (8)
1. the high-power wind big gun of light weight type, is characterized in that, comprise
Housing, its top is provided with fan blade chamber, and fan blade chamber is provided with forward and inverse two air admission hole roads, and more than one venthole road; Lower housing portion has air inlet passage, and the upper end conducting of air inlet passage is to the commutation valve pocket of housing central section;
Impact assembly, it is rotatably installed in housing upper, and the rotating shaft impacting assembly is stretched into fan blade chamber and is provided with fan blade; Commutation valve rod, it is arranged in the commutation valve pocket of housing central section, the middle part of commutation valve rod is provided with partition ring, the arranged on left and right sides cutting off ring is provided with and turns to annular groove, left and right turn to annular groove respectively with described forward and inverse air admission hole conducting, the compressed air stream of forward and inverse air admission hole road ejection makes turning to of fan blade contrary, and fan blade drives described impact assembly;
Trigger component, it is arranged on the handle of lower housing portion, and trigger component controls the conducting of air inlet passage or blocks.
2. the high-power wind big gun of a kind of light weight type according to claim 1, it is characterized in that, the first from left right side, rear end one of described commutation valve rod is provided with two locating slots, described housing is provided with spacer pin and the outer end of spacer pin is pushed against the spring in described locating slot; Commutation valve rod between two locating slots is provided with land, and the left and right sides and the locating slot inclined-plane of land are excessive.
3. the high-power wind big gun of a kind of light weight type according to claim 1, it is characterized in that, the middle part of described housing is provided with metal sleeve, and the endoporus of metal sleeve forms described commutation valve pocket; Described commutation valve rod is arranged on metal sleeve.
4. the high-power wind big gun of a kind of light weight type according to claim 3, it is characterized in that, the middle part of described metal sleeve is sequentially set with gas port I, air inlet port and gas port II from left to right, gas port I and positive air admission hole road conducting, air inlet port and air inlet passage conducting, gas port II and inverse air admission hole road conducting.
5. the high-power wind big gun of a kind of light weight type according to claim 4, is characterized in that, described metal sleeve is all run through at the two ends of described commutation valve rod.
6. the high-power wind big gun of a kind of light weight type according to claim 1, it is characterized in that, described trigger component comprises trigger, and the bottom inside trigger is against on air inlet ejector pin, the lower end of air inlet ejector pin is connected with intake valve, air inlet ejector pin move up and down the keying controlling described intake valve; Described air inlet passage is connected with center tap, center tap by air inlet spring compression on intake valve.
7. the high-power wind big gun of a kind of light weight type according to claim 1, is characterized in that, the handle of described lower housing portion is also provided with flow speed control valve; Described flow speed control valve comprises the governor valve stem be rotatably installed on handle, the air inlet passage in handle is blocked in the inner of governor valve stem, the inner of governor valve stem is provided with blind hole, the port of blind hole and the air inlet passage conducting of handle upper end, the wall of blind hole is provided with the metering hole of several different-diameters, the air inlet passage conducting of metering hole and handle, at its lower end.
8. the high-power wind big gun of a kind of light weight type according to claim 1, it is characterized in that, described housing upper is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420468867.5U CN204094699U (en) | 2014-08-19 | 2014-08-19 | The high-power wind big gun of a kind of light weight type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420468867.5U CN204094699U (en) | 2014-08-19 | 2014-08-19 | The high-power wind big gun of a kind of light weight type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204094699U true CN204094699U (en) | 2015-01-14 |
Family
ID=52263166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420468867.5U Expired - Fee Related CN204094699U (en) | 2014-08-19 | 2014-08-19 | The high-power wind big gun of a kind of light weight type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204094699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134302A (en) * | 2015-08-26 | 2015-12-09 | 王永兴 | High-pressure aerodynamic conversion device |
| CN111390807A (en) * | 2020-04-09 | 2020-07-10 | 宁波飞驹工具有限公司 | Wind trigger torsion hoisting device |
-
2014
- 2014-08-19 CN CN201420468867.5U patent/CN204094699U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134302A (en) * | 2015-08-26 | 2015-12-09 | 王永兴 | High-pressure aerodynamic conversion device |
| CN111390807A (en) * | 2020-04-09 | 2020-07-10 | 宁波飞驹工具有限公司 | Wind trigger torsion hoisting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20160819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |