CN209036437U - A kind of injection aspirator extracting tool - Google Patents

Abstract

The utility model discloses a kind of injection aspirator extracting tools, including two upper fixture blocks, two lower fixture blocks, four locating pieces, multiple knockout screws and multiple positioning screws, upper fixture block, lower fixture block and locating piece are semi-circular shape, the end that the interior annular face paste of upper fixture block and lower fixture block is closed is equipped with the annular bayonet radially extended, the outer circle anchor ring of upper fixture block and lower fixture block is equipped with the locating groove to match with locating piece, multiple disassembly screw holes up and down are additionally provided on upper fixture block, knockout screw is screwed onto disassembly screw hole, locating piece is equipped with the location hole radially penetrated through, radial positioning screw hole is equipped in the locating groove of upper fixture block and lower fixture block, positioning screw passes through location hole and is spirally connected with positioning screw hole.The utility model structure is simple, easy to operate, and dismounting speed is fast, high-efficient, and not will lead to the damage of injection getter component.

Description

A kind of injection aspirator extracting tool

Technical field

The utility model relates to a kind of injection aspirator extracting tool, suitable on aircraft lifeboat, on slide The decomposition of injection aspirator.

Background technique

The airing form of lifeboat, slide on aircraft is mostly injection air suction type, and major function part is injection aspirator, As shown in Fig. 2, injection aspirator is generally round, there is the fastener 10 of a circular ring shape on mouthful, bonding is assembled in the circle of aspirator On body 12, only annular groove 11 less than 2 millimeters between fastener 10 and round 12, when maintenance, needs fastener 10 from round It is separated on 12, due to there is viscose glue bonding, decomposition difficulty is larger, and misoperation will lead to the damage of injection getter component.

Utility model content

In view of the above-mentioned problems, the utility model provides a kind of injection aspirator extracting tool, injection air-breathing can be easily realized The dismantling of device, and each component of injection aspirator is not damaged.

In order to achieve the above object, the technical scheme adopted by the utility model is that:

A kind of injection aspirator extracting tool, including two upper fixture blocks, two lower fixture blocks, four locating pieces, multiple disassemblies Screw and multiple positioning screws, upper fixture block, lower fixture block and locating piece are semi-circular shape, the inner circle anchor ring of upper fixture block and lower fixture block The end of fitting is equipped with the annular bayonet that radially extends, and the outer circle anchor ring of upper fixture block and lower fixture block is equipped with to match with locating piece Locating groove is additionally provided with multiple disassembly screw holes up and down on upper fixture block, and knockout screw is screwed onto disassembly screw hole, locating piece Equipped with the location hole radially penetrated through, radial positioning screw hole, positioning screw are equipped in the locating groove of upper fixture block and lower fixture block It is spirally connected across location hole and positioning screw hole.

In use, two upper fixture blocks are docking together, two lower fixture blocks are docking together, and keep annular bayonet thereon equal It is entrapped in the annular groove of injection aspirator, then four locating pieces is respectively clamped into the locating groove of upper fixture block and lower fixture block In, the both ends of locating piece will be located on two upper fixture blocks or on two lower fixture blocks, then above be blocked two by positioning screw Block and two lower fixture blocks are locked on injection aspirator, complete the assembling of extracting tool, and the knockout screw in rotation on fixture block makes It withstands lower fixture block, continues to rotate, and upper fixture block will move up, to extract fastener, completes the dismantling of injection aspirator.

Compared with prior art, the utility model has the beneficial effects that:

The dismantling device structure of the utility model is simple, easy to operate, and dismounting speed is fast, high-efficient, and not will lead to and draw Penetrate getter component damage.

Detailed description of the invention

Fig. 1 is the partial structure diagram of the utility model extracting tool, and fixture block and locating piece are merely illustrated in figure The matching relationship of matching relationship, lower fixture block and locating piece is same as above, the difference is that lower fixture block does not dismantle screw hole；

Fig. 2 is that the utility model extracting tool is mounted on the schematic diagram on injection aspirator.

Description of symbols: 1- locating piece；2- annular bayonet；3- locating groove；4- knockout screw；5- dismantles screw hole；6- Upper fixture block；7- positioning screw hole；8- location hole；9- positioning screw；10- fastener；11- annular groove；12- injection aspirator；Block under 13- Block.

Specific embodiment

To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have Body embodiment is described in further detail the utility model.

It please refers to shown in Fig. 1 and Fig. 2, a kind of injection aspirator extracting tool, including two upper 6, two lower fixture blocks of fixture block 13, four locating pieces, 1, four knockout screw 4 and eight positioning screws 9.

Upper fixture block 6, lower fixture block 13 and locating piece 1 are semi-circular shape, and the interior annular face paste of upper fixture block 6 and lower fixture block 13 is closed End be equipped with the annular bayonet 2 that radially extends, with a thickness of 0.6mm.The outer circle anchor ring of upper fixture block 6 and lower fixture block 13 is equipped with and determines Block 1 locating groove 3 that matches in position is additionally provided with four disassembly screw holes 5 up and down on upper fixture block 6, and knockout screw 4 is screwed onto It dismantles in screw hole 5, locating piece 1 is equipped with the location hole 8 that radially penetrates through, is equipped in the locating groove 3 of upper fixture block 6 and lower fixture block 13 Radial positioning screw hole 7, positioning screw 9 pass through location hole 8 and are spirally connected with positioning screw hole 7.

In use, two upper fixture blocks 6 are docking together, two lower fixture blocks 13 are docking together, and make annular snap thereon Mouth 2 fits together, and is entrapped in the annular groove 11 of injection aspirator, four locating pieces 1 are then respectively clamped into upper card In the locating groove 3 of block 6 and lower fixture block 13, the both ends of locating piece 1 to be located on two upper fixture blocks 6 or two lower fixture blocks 13 On, to play connection function, then by two, above fixture blocks 6 and two lower fixture blocks 13 are locked in injection aspirator by positioning screw 9 On 12, the assembling of extracting tool is completed, the knockout screw 4 in rotation on fixture block 6 makes it withstand lower fixture block 13, continues to rotate, on Fixture block 6 will move up, and extract fastener 11 by annular bayonet 2, complete the dismantling of injection aspirator.

Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment is not to limit The scope of the patents of the utility model, all equivalence enforcements or change without departing from carried out by the utility model, is intended to be limited solely by this case In the scope of the patents.

Claims (1)

1. a kind of injection aspirator extracting tool, it is characterised in that: including two upper fixture blocks, two lower fixture blocks, four locating pieces, Multiple knockout screws and multiple positioning screws, upper fixture block, lower fixture block and locating piece are semi-circular shape, upper fixture block and lower fixture block The end that interior annular face paste is closed is equipped with the annular bayonet that radially extends, and the outer circle anchor ring of upper fixture block and lower fixture block is equipped with and locating piece The locating groove to match is additionally provided with multiple disassembly screw holes up and down on upper fixture block, and knockout screw is screwed onto disassembly screw hole In, locating piece is equipped with the location hole that radially penetrates through, it is equipped with radial positioning screw hole in the locating groove of upper fixture block and lower fixture block, Positioning screw passes through location hole and is spirally connected with positioning screw hole.