CN2380783Y - Novel air-pressure type greaser - Google Patents
Novel air-pressure type greaser Download PDFInfo
- Publication number
- CN2380783Y CN2380783Y CN 99227637 CN99227637U CN2380783Y CN 2380783 Y CN2380783 Y CN 2380783Y CN 99227637 CN99227637 CN 99227637 CN 99227637 U CN99227637 U CN 99227637U CN 2380783 Y CN2380783 Y CN 2380783Y
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- piston
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- grease gun
- typed
- grease
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Abstract
The utility model relates to a novel air pressure type grease gun which is provided with two piston sets which are connected in series. The air pressure of a first piston set acts on a second piston set together, and a top post of the second piston set pushes double new grease in the grease gun. The utility model ensures the efficiency that the hardened old grease of the utility model is removed, and the new grease is replaced. The structures of the two piston sets can effectively prevent the grease from directly returning to be blocked in an air inlet passage and can ensure the advantages of reliable work and extended service life.
Description
The utility model is the device about the pressure injection butter, particularly the grease gun about utilizing air pressure to push.
At general heavy machinery, and truck, heavy vehicles such as trailer often need butter is injected rotary part, on bearing, gear-box or transmission shaft, have the effect that lubricated motive position reduces friction and prevents to get rusty.When this maintenance, the old butter that often will harden is earlier removed, and inserts new butter again.And the maintenance work of this oiling is normally finished by grease gun.The simplest grease gun is that mat piston spring group is wherein clamp-oned required lubricated position with certain pressure from a direction with the butter in the rifle body by the artificial rifle body that back and forth promotes, and the butter that will harden is extruded from other direction simultaneously.Because the rotary part of some machines (as gear-box etc.) complex structure, and narrow space, the butter transporting resistance is big, and manually-operated grease gun is difficult to be competent at.So useful pneumatic-typed grease gun as illustrated in fig. 1 and 2 comes out, utilize pressurized gas to squeeze into the butter of storage tube 2 in the gear-box or on the transmission shaft, the old butter that will harden when new butter is inserted is evicted from through rifle body 1.This kind pneumatic-typed grease gun is better than the old-fashioned grease gun of manual compression, but in use still desirable not to the utmost, has following defective:
One, the piston 3 in the existing pneumatic-typed grease gun forms for soft material, and back and forth back and forth in the state, slightly wearing and tearing promptly produce gas leakage in propelling movement, weaken the pressure of propelling movement butter, and pressure is less than the elastic force of reciprocal spring 4, can't really make squeezing into of new butter.
Two, owing to the wearing and tearing of piston 3, the anti-part butter that makes is squeezed in air-pressure chamber 5, will be jammed in the pore 6, can't proper functioning.
The purpose of this utility model is to provide a kind of new pneumatic-typed grease gun.It overcomes the defective of existing pneumatic-typed grease gun, makes pressurized air form the pressure of double propelling movement, guarantees squeezing into of new butter, and can prevent the butter plug-back in pore, guarantees working properly.
The purpose of this utility model is achieved in that a kind of new pneumatic-typed grease gun, comprise pikestaff, feeding tube, conjugation tube and storage tube, it is characterized in that being provided with the propelling movement assembly between the sleeve pipe of described connecting pipe and pikestaff with air inlet nozzle and sleeve pipe; This propelling movement assembly comprises the cylinder body that cylinder bottom central authorities establish perforation, lays respectively at first and second piston set that above-mentioned cylinder body front and back are made up of piston, fore-set and pressure spring; Fore-set one end of above-mentioned first piston group penetrates in the above-mentioned perforation.
Above-mentioned new pneumatic-typed grease gun is characterized in that: the fore-set center of above-mentioned first piston group is provided with the duct that connects two ends.
Above-mentioned new pneumatic-typed grease gun is characterized in that: above-mentioned piston front portion is provided with cover plate, front and rear part reinforced sheet is set respectively.
Above-mentioned new pneumatic-typed grease gun is characterized in that: in the perforation of above-mentioned cylinder body oil sealing is set.
The utility model is owing to be provided with the piston set of two series connection, thereby the pressure of propelling movement butter is multiplied, and also can guarantee squeezing into of butter even piston slightly weares and teares.And the butter in the rifle is by the obstruct of two piston set and cylinder body, can not enter to result in blockage in the pore and influence proper functioning, guarantees to increase the service life reliable operation.
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the three-dimensional exploded view of existing pneumatic-typed grease gun.
Fig. 2 is the sectional view of existing pneumatic-typed grease gun.
Fig. 3 be a kind of structure of the utility model three-dimensional exploded view/
Fig. 4 is first and second piston set three-dimensional exploded view.
Fig. 5 is the three-dimensional combination figure of the utility model.
Fig. 6 is the A-A sectional view of Fig. 5.
Fig. 7 is the action schematic representation of the utility model.
Referring to Fig. 3～7, the utility model comprises pikestaff 10, feeding tube 22, conjugation tube 20 and storage tube 30.Pikestaff 10 front ends are provided with the sleeve pipe 11 of hollow, and tail end is established the air inlet nozzle 12 of an air inlet, and are provided with a pipeline 13 in this pikestaff 10.These pipeline 13 two ends are communicated with above-mentioned sleeve pipe 11 and air inlet nozzle 12 respectively.This pikestaff 10 also is provided with push switch 14, controls pressurized air by its keying to pipeline 13 and whether enters.Conjugation tube 20 front ends are connected with feeding tube 22, and the rear end then is locked in sleeve pipe 11 front ends of pikestaff 10 by several locking bolts 21.These conjugation tube 20 lower ends are provided with lid 23, and this lid 23 is provided with the siphunculus 24 with conjugation tube 20 internal communication.Storage tube 30 is for storing the cylindrical shell of butter, its bottom be provided with can push butter push away handle 31.This storage tube is connected to be fixed under the conjugation tube 20 with above-mentioned lid 23.Be provided with and push assembly 40, it is clamped between connecting pipe 20 and the sleeve pipe 11 by above-mentioned locking bolt 21.This propelling movement assembly 40 comprises cylinder body 41 and the first piston group 42 and second piston set 43.The cylinder bottom central authorities of cylinder body 41 establish a perforation 411.The be placed in cylinder bottom both sides of cylinder body 41 of the first piston group 42 and second piston set 43.The first piston group comprises piston 421, fore-set 424 and pressure spring 425.Piston 421 both sides respectively are provided with a reinforced sheet 423, and its front side is provided with cover plate 422.Fore-set 424 is provided with the hollow tube that connects the two ends passage for the center, and its end runs through piston 421, reinforced sheet 423 and cover plate 422 and is consolidated into one with them.Pressure spring 425 is enclosed within on this fore-set 424, and is positioned at piston 421 the place aheads.The other end of above-mentioned fore-set 424 penetrates in the perforation 411 of cylinder body 41.Second piston set 43 comprises piston 431, fore-set 434 and pressure spring 435.Piston 431 front and back respectively are provided with a reinforced sheet 433, and the front side also is provided with cover plate 432.One end of fore-set 434 runs through piston 431, reinforced sheet 433 and cover plate 432, and is consolidated into one with them, and pressure spring 435 is enclosed within on the fore-set 434.When pressing push switch 14, pressurized air 13 enters first air-pressure chamber, 15 (see figure 7)s by the road by air inlet nozzle 12, treats that this gas pressure surpasses the elastic force of pressure spring 425, is about to above-mentioned first piston group 42 and pushes forward.The cylinder bottom that fore-set 424 front ends pass cylinder body 41 enters second air-pressure chamber 16, props up second piston set 43, and the thrust of first piston group 42 is imposed on second piston set 43.Simultaneously pressurized air also enters second air-pressure chamber 16 through the push rod 424 of above-mentioned tubulose and overcomes pressure spring 434 and promote 43 reaches of second piston set.Act on this moment on second piston set 43 is double propelling movement pressure.Therefore, as long as storage tube 30 interior butter are pushed in the conjugation tube 20, just can guarantee new butter is clamp-oned, and old butter is extruded with pushing away handle 31.And the butter of position in the conjugation tube 20 be owing to there is the obstruction of two pistons 42,43, and the partition of the cylinder bottom of the cylinder body 41 between above-mentioned two piston set 42,43, is difficult to enter in the pipeline 13 result in blockage.Especially in the cylinder bottom through hole (41 1) oil sealing (412) is set, had both prevented gas leakage, prevent leakage of oil again.
Because the utility model increases cylinder body 41, the storage tube 30 and the distance of pikestaff 10 are extended, make whole centre-of gravity shift outside relatively, the operator is difficult for holding, and loading is bigger.For this reason, lid 23 angles that can make above-mentioned connecting pipe 20 to adjust the body weight heart, make it near pikestaff 10 places to about about 10～15 degree of bias internal, are convenient to hold.
Claims (4)
1, a kind of new pneumatic-typed grease gun, comprise pikestaff (10), feeding tube (22), conjugation tube (20) and the storage tube (30) of have air inlet nozzle (12) and sleeve pipe (11), it is characterized in that: the propelling movement assembly (40) between the sleeve pipe (11) that is positioned at described connecting pipe (20) and pikestaff (10) is set; This propelling movement assembly (40) comprises the cylinder body (41) that cylinder bottom central authorities establish perforation (411), lays respectively at first piston group (42) and second piston set (43) that above-mentioned cylinder body (41) front and back are made up of piston (421) (431), fore-set (424) (434) and pressure spring (425) (435); Fore-set (424) one ends of above-mentioned first piston group (42) penetrate in the above-mentioned perforation (411).
2, new pneumatic-typed grease gun according to claim 1 is characterized in that: fore-set (424) center of above-mentioned first piston group (42) is provided with the duct that connects two ends.
3, new pneumatic-typed grease gun according to claim 1 is characterized in that: above-mentioned piston (421) (431) front portion is provided with cover plate (422) (432), and the front and rear part is provided with reinforced sheet (423) (433) respectively.
4, new pneumatic-typed grease gun according to claim 1 is characterized in that: in the perforation (411) of above-mentioned cylinder body (41) oil sealing (412) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99227637 CN2380783Y (en) | 1999-06-21 | 1999-06-21 | Novel air-pressure type greaser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99227637 CN2380783Y (en) | 1999-06-21 | 1999-06-21 | Novel air-pressure type greaser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2380783Y true CN2380783Y (en) | 2000-05-31 |
Family
ID=34017121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99227637 Expired - Fee Related CN2380783Y (en) | 1999-06-21 | 1999-06-21 | Novel air-pressure type greaser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2380783Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007147291A1 (en) * | 2006-06-15 | 2007-12-27 | Junqing Huang | A reciprocating grease gun |
-
1999
- 1999-06-21 CN CN 99227637 patent/CN2380783Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007147291A1 (en) * | 2006-06-15 | 2007-12-27 | Junqing Huang | A reciprocating grease gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |