CN2558838Y

CN2558838Y - Internal chamber grease gun

Info

Publication number: CN2558838Y
Application number: CN 02278251
Authority: CN
Inventors: 吴德炎
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-03
Filing date: 2002-07-03
Publication date: 2003-07-02
Anticipated expiration: 2012-07-03

Abstract

The utility model relates to an inner container grease gun, which relates to a press type grease gun. The utility model consists of a pressing arm cap with a pressing rod, a piston and an oil outlet tube, a connecting cover, a gun body, a rear cover and a push-pull handle. The gun body with a grease inner container arranged inside is composed by two parts which are screwed together, and a spring is sleeved outside a pull rod of which a rod end is provided with a cup. The utility model unscrews two parts of the gun body; the inner container filled with grease is arranged inside and then screwed together with the gun body. When in use, the pressing rod is pressed again and again, so that the grease is pushed out automatically from the inner container by the cup at the end of a push-pull rod, which avoids the waste. The utility model disassembles the grease inner container conveniently, and ensures the cleanness of the grease, no pollution, convenient operation and labor saving; the grease can be thoroughly used, and the inner container can be recycled and used repeatedly.

Description

The liner type grease gun

Technical field the utility model relates to a kind of press bar type grease gun.

The existing press bar type grease gun of background technique comprises that the pressure arm of band depression bar 7, piston 3, oil outlet tube 1 covers 2, the pull bar 6 of band drawing handle 12 and rifle body 10, connecting cover 13, bonnet 11, and butter is contained in the rifle body.During charge of oil, turn on protecgulum, in the butter of packing is packed into hand or light instrument separately, adopt this kind method to have following problem:

1, filling trouble, dirty hand, hand be stained with oil both difficulty wash, cause waste again;

2, load difficult tamping, cause to be mixed with air in the butter, oil is arranged during pressure sometimes, do not have oil sometimes;

3, the butter in the pail pack is got not thoroughly, causes waste;

3, butter easily pollutes or sneaks into impurity, easily stops up oil outlet.

The summary of the invention the purpose of this utility model is at above-mentioned present situation, and it is convenient to aim to provide a kind of dress butter, can guarantee the butter cleaning, and not contaminated, easy to operate, butter uses thoroughly, and inner bag is recyclable, repeatedly the liner type grease gun of Shi Yonging.

The implementation of the utility model purpose is that the liner type grease gun comprises that the pressure arm of band depression bar 7, piston 3, oil outlet tube 1 covers 2, the pull bar 6 of band drawing handle 12, leather cup 5 and rifle body 10, connecting cover 13, bonnet 11.The rifle body is made of the two-part that are screwed in together, and inner bag 9 is arranged in the rifle body.Pull bar outer casing spring 7.

Accompanying drawing is the utility model structural representation.

With reference to accompanying drawing, the utility model is improved former press bar type grease gun, rifle body 10 is divided into two-part, there is internal thread part joint, there is outside thread part joint, two-part internal and external screw thread is screwed in rifle body together, and it is inner bag 9 convenience that contain butter that the rifle body is divided into two-part reason.

In the inner bag in advance the method by the original package butter inject butter, butter can not polluted during injection, loads simultaneously and enriches, and can not have bubble, so oil is arranged sometimes can not occur pressing the time, does not have oil condition sometimes.When needing in the utility model the dress butter, will have the rifle body branch of drawing handle 12 parts to screw off after, inner bag is put into the rifle body that pressure arm covers 2 parts, screw in the rifle body that the drawing handle part is arranged.Spur driving handle this moment, leather cup 5 is pulled to inner bag courage mouth locates outward.Adopt inner bag, do not need to adorn butter, can not occur also that butter is contaminated, hand is made dirty, smash situations such as unreal with hand.

At pull bar outer casing spring 7, the bar head adds leather cup 5.During use, press moulded rod 8, the butter in the inner bag is under the air pressure that piston 3 produces, from oil outlet 1 ejection.Because the butter ejection, leaving space in inner bag, leather cup are released butter under the spring tension effect from the trend oil outlet, until being pushed into packing ring 4 places.Because leather cup bowl week, diameter was slightly less than the inner bag diameter, so leather cup can all be pushed the butter in the inner bag in the pressure chamber 13 of depression bar, it is thorough that butter is used, and can not cause waste.

The utility model loading and unloading butter inner bag is convenient, can guarantee the butter cleaning, and not contaminated, easy to operate, butter uses thoroughly, and inner bag is recyclable, uses repeatedly.

Claims

1, liner type grease gun, the pressure arm lid (2) that comprises band depression bar (7), piston (3), oil outlet tube (1), the pull bar (6) of band drawing handle (12), leather cup (5) and rifle body (10), connecting cover (13), bonnet (11), it is characterized in that the rifle body is made of the two-part that are screwed in together, inner bag (9) is arranged, pull bar outer casing spring (7) in the rifle body.