CN202684816U - Anti-explosion energy accumulation type impact pneumatic wrench - Google Patents
Anti-explosion energy accumulation type impact pneumatic wrench Download PDFInfo
- Publication number
- CN202684816U CN202684816U CN 201220357284 CN201220357284U CN202684816U CN 202684816 U CN202684816 U CN 202684816U CN 201220357284 CN201220357284 CN 201220357284 CN 201220357284 U CN201220357284 U CN 201220357284U CN 202684816 U CN202684816 U CN 202684816U
- Authority
- CN
- China
- Prior art keywords
- explosion
- middle shell
- pneumatic wrench
- assembly
- handgrip
- 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
- 238000004880 explosion Methods 0.000 title abstract 7
- 238000009825 accumulation Methods 0.000 title abstract 4
- 238000007789 sealing Methods 0.000 claims description 16
- 238000004146 energy storage Methods 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000004512 die casting Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model relates to an anti-explosion energy accumulation type impact pneumatic wrench, comprising a pneumatic wrench body. The anti-explosion energy accumulation type impact pneumatic wrench is characterized in that the pneumatic wrench body comprises a middle shell, a lower shell and a handle assembly, wherein the middle shell is internally provided with a rotor; the upper part of the middle shell is provided with an exhaust port; the exhaust port is provided with an anti-explosion net; a flameproof hood is arranged at the outside of the anti-explosion net; a fly ball assembly and a centrifugal valve are arranged in the lower shell; the other end of the fly ball assembly is connected with a plate shaft; the bottom of the lower shell is provided with a framework oil seal; the end part of the lower shell is sleeved with an anti-explosion sleeve head; the middle shell is connected with the handle assembly; a reversing valve hand shank is arranged at one side of the bottom of the handle assembly; an air inlet connector is arranged at the other side of the bottom of the handle assembly; an earth stud is connected between the reversing valve hand shank and the air inlet connector; and one side of the handle assembly is provided with a switch. The anti-explosion energy accumulation type impact pneumatic wrench has the advantages that durability is excellent, maintenance is simple and convenient, torque is large, bolts and nuts can be instantly dismounted, labor intensity is reduced, and the like.
Description
Technical field
The utility model relates to a kind of pneumatic wrench, relates in particular to a kind of explosion-proof energy storage type and impacts pneumatic wrench.
Background technology
The shift knob of the handgrip assembly section of original impact pneumatic wrench and the suitable valve regulation rotating handgrip that falls all adopt the steel design, be located at the middle part of facility, make that to hold the author extremely inconvenient when using, dirt easily enters into the inside of pneumatic wrench after the long-time use of pneumatic wrench in the past, easily cause the damage of pneumatic wrench, pneumatic wrench is shortened service life, and for addressing the above problem, the spy provides a kind of new technical scheme.
The utility model content
The purpose of this utility model provides a kind of explosion-proof energy storage type and impacts pneumatic wrench.
The technical solution adopted in the utility model is:
Explosion-proof energy storage type impacts pneumatic wrench, comprise the pneumatic wrench body, described pneumatic wrench body comprises middle shell, lower house and handgrip assembly, the junction of described middle shell and lower house is provided with the middle shell sealing device, described middle shell inside is provided with rotor, described middle shell top is provided with exhaust outlet, described exhaust ports is provided with explosion-proof net, described explosion-proof net outside is provided with every the newspaper cover, described lower house inside is provided with flyball assembly and centrifugal valve, described flyball assembly one end links to each other with centrifugal valve, the described flyball assembly other end links to each other with the plate axle, be provided with the plate shaft sealer between described flyball assembly and the plate axle, described lower house bottom is provided with outside framework oil seal, described lower house end is set with explosion-proof collet head, described middle shell links to each other with the handgrip assembly, be provided with the handgrip sealing device between described middle shell and the handgrip assembly, described handgrip assembly bottom one side is provided with down along the valve handle, be provided with down along valve sealing means between described handgrip assembly and the suitable valve handle, described handgrip assembly bottom opposite side is provided with inlet suction port, described along being provided with earth stud between valve handle and the inlet suction port, described handgrip assembly one side is provided with switch.
Described middle shell sealing device is the middle shell lower seal.
Described handgrip sealing device is the handgrip sealing ring.
Described is to fall along valve seals along valve sealing means.
Described plate shaft sealer is the plate Simmer ring.
The utility model has the advantages that: the handgrip assembly part adopts ZL 101 alloy die casting, shift knob adopts aluminium alloy compression casting, inlet suction port adopts aluminium bronze fine finishining, refining the forming of the whole employing of snap joint aluminium bronze that the inlet suction port while that steel forms and inlet suction port are connected, fall and adopt aluminium alloy ZL101 die casting to form along valve regulation rotating handgrip, make that to hold the author more handy in use, simultaneously at the other earth stud that is provided with of inlet suction port, earth stud is the M8 stainless steel bolt, use as ground connection because source of the gas when entering pneumatic wrench by airduct wind speed accelerate to cause generation of static electricity;
The middle shell part, the enclosure material of middle shell adopts the ZL101 casting forming, its outboard row pore place is provided with flame proof net and flame proof cover, has explosion-proof, reduction noise, be convenient to clean if any dirt, each bearing outer ring manufactures and designs in the up and down diaxon bearing of rotor bump protection ring, and each bearing also is equipped with interior jump ring, makes the bearing up and down can not play;
The lower house part, the enclosure material of lower house adopts the ZL105A casting forming, and the bottom of lower house increases outside framework oil seal, makes its inherent air and sump oil can not ooze out outside the housing, centrifugal valve design in the flyball is in the outside of flyball assembly, and balance gas slave plate axis hole is discharged;
Easy-to-use, durability is good, maintenance is easy, moment of torsion is large, moment can assembling-disassembling bolt and nut be difficult for producing re-inrush phenomena, shell is designed to compare with traditional product after explosion-proof, weight is lighter, it is more convenient to use, and greatly reduces and holds authors' labor intensity.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Wherein: 1, plate axle, 2, outside framework oil seal, 3, the plate Simmer ring, 4, lower house, 5, flyball assembly, 6, the middle shell lower seal, 7, rotor, 8, the flame proof cover, 9, explosion-proof net, 10, the handgrip sealing ring, 11, the handgrip assembly, 12, switch, 13, inlet suction port, 14, earth stud, 15, fall along the valve handle 16, fall along valve seals, 17, middle shell, 18, explosion-proof collet head, 19, centrifugal valve, 20, exhaust outlet.
The specific embodiment
As shown in Figure 1, explosion-proof energy storage type of the present utility model impacts pneumatic wrench, comprise the pneumatic wrench body, the pneumatic wrench body comprises middle shell 17, lower house 4 and handgrip assembly 11, middle shell 17 is provided with middle shell lower seal 6 with the junction of lower house 4, middle shell 17 inside are provided with rotor 7, middle shell 17 tops are provided with exhaust outlet 20, exhaust outlet 20 places are provided with explosion-proof net 9, explosion-proof net 9 outsides are provided with every newspaper cover 8, lower house 4 inside are provided with flyball assembly 5 and centrifugal valve 19, flyball assembly 5 one ends link to each other with centrifugal valve 19, flyball assembly 5 other ends link to each other with plate axle 1, be provided with plate Simmer ring 3 between flyball assembly 5 and the plate axle 1, lower house 4 bottoms are provided with outside framework oil seal 2, lower house 4 ends are set with explosion-proof collet head 18, middle shell 17 links to each other with handgrip assembly 11, be provided with handgrip sealing ring 10 between middle shell 17 and the handgrip assembly 11, handgrip assembly 11 bottoms one side is provided with down along valve handle 15, be provided with down along valve seals 16 between handgrip assembly 11 and the suitable valve handle 15, handgrip assembly 11 bottom opposite sides are provided with inlet suction port 13, fall along being provided with earth stud 14 between valve handle 15 and the inlet suction port 13, and handgrip assembly 11 1 sides are provided with switch 12.
The utility model has the advantages that: handgrip assembly 11 parts adopt ZL 101 alloy die casting, switch 12 buttons adopt aluminium alloy compression casting, inlet suction port 13 adopts aluminium bronze fine finishining, refining the forming of the whole employing of snap joint aluminium bronze that 13 whiles of inlet suction port that steel forms and inlet suction port are connected, fall and adopt aluminium alloy ZL101 die casting to form along valve regulation rotating handgrip, make that to hold the author more handy in use, simultaneously at the inlet suction port 13 other earth studs 14 that are provided with, earth stud 14 is the M8 stainless steel bolt, use as ground connection because source of the gas when entering pneumatic wrench by airduct wind speed accelerate to cause generation of static electricity; The middle shell part, the enclosure material of middle shell 17 adopts the ZL101 casting forming, its outboard row pore place is provided with flame proof net 9 and flame proof cover 8, has explosion-proof, reduction noise, be convenient to clean if any dirt, each bearing outer ring manufactures and designs in the up and down diaxon bearing of rotor 7 bump protection ring, and each bearing also is equipped with interior jump ring, makes the bearing up and down can not play; The lower house part, the enclosure material of lower house 4 adopts the ZL105A casting forming, and the bottom of lower house 4 increases outside framework oil seal 2, makes its inherent air and sump oil can not ooze out outside the housing, centrifugal valve 19 designs in the flyball are in the outside of flyball assembly 5, and discharge in balance gas slave plate axle 1 hole; Easy-to-use, durability is good, maintenance is easy, moment of torsion is large, moment can assembling-disassembling bolt and nut be difficult for producing re-inrush phenomena, shell is designed to compare with traditional product after explosion-proof, weight is lighter, it is more convenient to use, and greatly reduces and holds authors' labor intensity.
Claims (5)
1. explosion-proof energy storage type impacts pneumatic wrench, comprise the pneumatic wrench body, it is characterized in that: described pneumatic wrench body comprises middle shell, lower house and handgrip assembly, the junction of described middle shell and lower house is provided with the middle shell sealing device, described middle shell inside is provided with rotor, described middle shell top is provided with exhaust outlet, described exhaust ports is provided with explosion-proof net, described explosion-proof net outside is provided with every the newspaper cover, described lower house inside is provided with flyball assembly and centrifugal valve, described flyball assembly one end links to each other with centrifugal valve, the described flyball assembly other end links to each other with the plate axle, be provided with the plate shaft sealer between described flyball assembly and the plate axle, described lower house bottom is provided with outside framework oil seal, described lower house end is set with explosion-proof collet head, described middle shell links to each other with the handgrip assembly, be provided with the handgrip sealing device between described middle shell and the handgrip assembly, described handgrip assembly bottom one side is provided with down along the valve handle, be provided with down along valve sealing means between described handgrip assembly and the suitable valve handle, described handgrip assembly bottom opposite side is provided with inlet suction port, described along being provided with earth stud between valve handle and the inlet suction port, described handgrip assembly one side is provided with switch.
2. explosion-proof energy storage type according to claim 1 impacts pneumatic wrench, and it is characterized in that: described middle shell sealing device is the middle shell lower seal.
3. explosion-proof energy storage type according to claim 1 impacts pneumatic wrench, and it is characterized in that: described handgrip sealing device is the handgrip sealing ring.
4. explosion-proof energy storage type according to claim 1 impacts pneumatic wrench, it is characterized in that: described is to fall along valve seals along valve sealing means.
5. explosion-proof energy storage type according to claim 1 impacts pneumatic wrench, and it is characterized in that: described plate shaft sealer is the plate Simmer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357284 CN202684816U (en) | 2012-07-23 | 2012-07-23 | Anti-explosion energy accumulation type impact pneumatic wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357284 CN202684816U (en) | 2012-07-23 | 2012-07-23 | Anti-explosion energy accumulation type impact pneumatic wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202684816U true CN202684816U (en) | 2013-01-23 |
Family
ID=47540484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220357284 Expired - Fee Related CN202684816U (en) | 2012-07-23 | 2012-07-23 | Anti-explosion energy accumulation type impact pneumatic wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202684816U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552021A (en) * | 2013-11-11 | 2014-02-05 | 上海民生电器有限公司 | Improved energy-storage impact-type pneumatic wrench |
| USD948978S1 (en) | 2020-03-17 | 2022-04-19 | Milwaukee Electric Tool Corporation | Rotary impact wrench |
| US11511400B2 (en) | 2018-12-10 | 2022-11-29 | Milwaukee Electric Tool Corporation | High torque impact tool |
| US12053870B2 (en) | 2020-02-04 | 2024-08-06 | Milwaukee Electric Tool Corporation | Impact tool |
| US12157208B2 (en) | 2020-02-24 | 2024-12-03 | Milwaukee Electric Tool Corporation | Impact tool |
-
2012
- 2012-07-23 CN CN 201220357284 patent/CN202684816U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552021A (en) * | 2013-11-11 | 2014-02-05 | 上海民生电器有限公司 | Improved energy-storage impact-type pneumatic wrench |
| US11511400B2 (en) | 2018-12-10 | 2022-11-29 | Milwaukee Electric Tool Corporation | High torque impact tool |
| US11597061B2 (en) | 2018-12-10 | 2023-03-07 | Milwaukee Electric Tool Corporation | High torque impact tool |
| US12053870B2 (en) | 2020-02-04 | 2024-08-06 | Milwaukee Electric Tool Corporation | Impact tool |
| US12157208B2 (en) | 2020-02-24 | 2024-12-03 | Milwaukee Electric Tool Corporation | Impact tool |
| USD948978S1 (en) | 2020-03-17 | 2022-04-19 | Milwaukee Electric Tool Corporation | Rotary impact wrench |
| USD971706S1 (en) | 2020-03-17 | 2022-12-06 | Milwaukee Electric Tool Corporation | Rotary impact wrench |
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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: 20130123 Termination date: 20150723 |
|
| EXPY | Termination of patent right or utility model |