CN2561556Y

CN2561556Y - Spanner structure for piepeline

Info

Publication number: CN2561556Y
Application number: CN 02265733
Authority: CN
Inventors: 谢智庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-24
Filing date: 2002-07-24
Publication date: 2003-07-23
Anticipated expiration: 2012-07-24

Abstract

The utility model relates to a wrench structure used for pipelines, which comprises a wrench body. One end of the wrench body is provided with an entirely C-shaped jaw part, the jaw part is internally provided with a C-shaped movable ratchet wheel which can clutch and drive; a middle ring of the peripheral surface of the movable ratchet wheel is provided with ratchets, and a movable end is extended and convexly arranged axially at two ends of the movable ratchet wheel, thereby the wrench structure can be conveniently and rapidly moved in a narrow space continuously when the wrench moves screw fittings of the pipelines.

Description

The spanner structure that pipeline is used

Technical field

The utility model system provides a kind of ratchet spanner, means the spanner structure that a kind of pipeline is used especially.

Background technology

Along with the progress and development in epoch, the structure kenel of spanner is because of the difference of using target difference to some extent, as shown in Figure 1, general open-end wrench system is used for spiral shell spares such as screw rod that screw lock is in open space, nut, so the opening of one end head portion is the  font, directly overlaps with convenient wrench and to hold spiral shell spare.Yet, if be the spiral shell spare that is positioned at small space, then because the jaw limit of opening two sides is thicker, and this jaw limit is touched mutually with the object of the adjacent side of spiral shell spare, this situation is established the most obvious with connecing between pipe fitting and pipe fitting, and because the interval of screw lock is comparatively narrow and small between pipe fitting and pipe fitting, therefore establish the also change to some extent of spanner structure of pipe fitting in order to lock, as shown in Figure 2, pipeline slightly is the C font with the head system of spanner one end, because the jaw limit of head two sides is comparatively flat thin, so pulling the efficient of spiral shell spare can traditional open-end wrench of commonly using be good, but, because this kind pipeline with spanner when pulling spiral shell spare, must be after spanner rotates an angle, make spanner break away from spiral shell spare, to adjust the angle that the spanner cover is held spiral shell spare, can carry out next again and pull stroke, and because the space of pipeline is narrow and small, so, if it is sheathed again to make the spanner repetitiousness break away from spiral shell spare,, and cause low on the efficient then often because of operational inconvenience.

Moreover as shown in Figure 3, other has a kind of pipeline with the structure system of spanner as shown in the figure, and it ties up to a wrench body and is in the end of Y-shaped some little ratchets are set, and makes this clavula wheel drive a spine move body, and then makes this spine move body can turn nut.Yet, because the structure of this little ratchet and spine move body is installed not only comparatively complicated, assemble and manufacturing cost and increase, simultaneously, in the use also because of the big restriction that causes on the operating space of structure, secondly, as shown in Figure 4 another commonly used creation, also the volume because of spanner structure was bigger on it used, and often caused operational inconvenience and puzzlement, and the necessity that is improved is arranged in fact.

Summary of the invention

Main purpose of the present utility model is to solve the above problems and the spanner structure that provides a kind of pipeline to use.

To achieve these goals, solution of the present utility model is: the spanner structure that a kind of pipeline is used, it comprises a wrench body, at least one end of this wrench body has the jaw portion that without exception is the C font, hold, pull spiral shell spare in order to cover, one can make the transfer ratchet of blocking stopper, system is contained in this jaw portion inner edge, this is transferred ratchet system and forms C font that should jaw portion, its inner rim is formed with in order to the cover of cutting ferrule spiral shell spare holds seat, outer peripheral face then is equipped with ratchet, and its axial two ends are to be convexly equipped with a transfer end a little more than this ratchet respectively again.The ora terminalis face system of this transfer end can form right-angle structure, or leads fillet or interior concave arc or hypotenuse chamfering outward.It is visual user demand and form hexagonal shape, 12 horn shapes that the cover of this transfer ratchet is held seat, or the anti-skidding tooth-shape structure of the irregular dentation of tool.The suitable place of the internal face of this jaw portion offers a circular groove in addition, uses for a C type clasp card and establishes wherein, uses that this transfer ratchet is positioned this jaw portion inner edge.The place, nearly outer end of this circular groove is provided with viscose or the card tip or lock screw rod or plugs a fixture block.One outer face of this jaw portion is suitable disposes a dowel that wears this C type clasp, or screw.These C type clasp two ends can outwards break in addition and roll over an edge, are formed on then corresponding with it the opening wall that extends to this jaw portion of circular groove of this jaw portion internal face.This circular groove is suitable place above its place, outer face, and other cuts open and is provided with a location breach.This wrench body and jaw portion can also the socket mode form, and promptly this jaw portion rear end extends to form a running-on, and this wrench body then forms the socket part of a L type to a end that should jaw portion.

The utility model mat should be transferred the blocking stopper of ratchet, made spanner when pulling pipeline spiral shell spare, can make things convenient for and promptly pull operation continuously in narrow space.

Description of drawings

For making the auditor can further understand structure of the present utility model, feature and other purposes, attached now with the graphic detailed description of preferred embodiment as the back:

Fig. 1 is first kind of schematic appearance of commonly using creation.

Fig. 2 is second kind of schematic appearance of commonly using creation.

Fig. 3 is the third schematic appearance of commonly using creation.

Fig. 4 is the 4th kind of side view and the vertical view of commonly using creation.

Fig. 5 is a combination schematic appearance of the present utility model.

Fig. 6 is a perspective exploded view of the present utility model.

Fig. 7 is that schematic diagram is stirred in the adjustment of the utility model transfer ratchet.

Fig. 8 is that the utility model is transferred the rectangular structural representation of ratchet two transfer ends.

Fig. 9 is that the utility model transfer ratchet two transfer ends are the outer fillet schematic diagram of leading.

Figure 10 is a concave arc schematic diagram in the utility model transfer ratchet two transfer ends are.

Figure 11 is that the utility model transfer ratchet two transfer ends are hypotenuse lead angle schematic diagram.

Figure 12 is that the utility model cover is held the schematic diagram that seat is 12 horn shapes.

Figure 13 is that the utility model cover is held the schematic diagram that seat is the hexagonal shape.

Figure 14 is that the utility model cover is held the schematic diagram that seat is irregular dentation.

Figure 15 is first kind of location structure outside drawing of the utility model C type clasp.

Figure 16 is first kind of location structure cut-away view of the utility model C type clasp.

Figure 17 is second kind of location structure outside drawing of the utility model C type clasp.

Figure 18 is second kind of location structure cut-away view of the utility model C type clasp.

Figure 19 is the third location structure outside drawing of the utility model C type clasp.

Figure 20 is the third location structure cut-away view of the utility model C type clasp.

Figure 21 is the 4th kind of location structure cut-away view of the utility model C type clasp.

Figure 22 is the 5th kind of location structure cut-away view of the utility model C type clasp.

Figure 23 is the 6th kind of location structure cut-away view of the utility model C type clasp.

Figure 24 is the 7th kind of location structure cut-away view of the utility model C type clasp.

Figure 25 is the schematic appearance of second kind of combining structure of the utility model.

The specific embodiment

See also Fig. 5-shown in Figure 7, the spanner structure that the utility model pipeline is used, it comprises the transfer ratchet 30 that can make the blocking stopper is set in the wrench body 10, wherein:

These wrench body 10 at least one ends have a jaw portion 11, this jaw portion 11 generally is the C font and has an opening 12, it is ccontaining that its inner rim can be transferred ratchet 30 for this, and the suitable place of the internal face of other this jaw portion 11 offers a circular groove 14 and can establish wherein for a C type clasp 40 cards, in order to locate this transfer ratchet 30.

This transfer ratchet 30 is formation to the structure kenel of C font that should jaw portion 11, its inner rim is formed with in order to the cover of cutting ferrule spiral shell spare holds seat 31, outer peripheral face then is equipped with ratchet 32, and should transfer axial two ends of ratchet 30, be formed with one in addition respectively a little more than each transfer end 33 of ratchet 32 ends, this transfer end 33 is that obvious height is protruding in the outer face of this jaw portion 11 in this transfer ratchet 30 is set in this jaw portion 11 time, makes it stirred by external force and this transfer ratchet 30 is rotated (as shown in Figure 7).

In view of the above, the above-mentioned member of mat is formed, can make spanner of the present utility model when pulling the spiral shell spare that is positioned at the pipeline space, can make things convenient for and promptly pull operation continuously at small space, the mode that the utility model wrench operated uses then be make this cover hold seat 31 overlap along the path of pipeline hold spiral shell spare after, can pull spanner continuously according to general mode of operation.Simultaneously, because the ratchet opening 34 that the utility model is transferred ratchet 30 is at screw lock (or spiral shell pine) when finishing, can stagger because of the opening 12 that spanner is pulled with this jaw portion 11, so, spanner can utilize and dial the opening 12 that changes this transfer end 33 and make these ratchet opening 34 these jaw portions 11 of alignment, so that must break away from spiral shell spare.

What need further specify is, as Fig. 8-shown in Figure 11, for making things convenient for the user to dial to change this transfers ratchet 30, it is can form right-angle structure or lead fillet outward or structure kenels such as interior concave arc or hypotenuse chamfering that 33 ora terminalis face is held in this transfers.

Secondly, as Figure 12-shown in Figure 14, it is visual user demand and form hexagonal shape, 12 horn shapes that the cover of this transfers ratchet 30 holds 31, or the anti-skidding tooth-shape structure of the irregular dentation of tool.

Moreover, shown in Figure 15,16, when this C type clasp 40 is arranged on these circular groove 14 places, can inwardly insert a dowel 51 that wears this C type clasp 40 by suitable place, an outer face of this jaw portion 11, or screw 52, preventing this C type clasp 40 along with 30 rotations of this transfer ratchet, and the inconvenience when causing spanner to break away from spiral shell spare.

From the above, in addition can be by different combining structures, reach the effect that prevents that C type clasp 40 from rotating with this transfer ratchet 30, please referring again to shown in Figure 17,18, these C type clasp 40 2 ends can outwards break in addition and roll over an edge 41, other is formed on 14 walls that extend to its opening 12 of circular groove of these jaw portion 11 internal faces, uses when this C type clasp 40 is set in these circular groove 14 places, and this edge 41 must by chance be embedded in the wall place of this opening 12 and fix.

Perhaps, shown in Figure 19,20, in addition can be with the upwards stubborn folding of the edge 41 of these C type clasp 40 2 ends, and this circular groove 14 suitable place above its place, outer face, then cut open in addition and establish a location breach 15, use when this C type clasp 40 is set in these circular groove 14 places, this edge 41 must by chance be embedded in this locating notch 15 and fix.

Certainly,, can viscose 53 or the card tip 54 or lock screw rod 55 be set at the place, nearly outer end of this circular groove 14 in addition or plug a fixture block 56, also can reach the equivalent structure that prevents these C type clasp 40 rotations as Figure 21-shown in Figure 24.

At last, as shown in figure 25, this wrench body 10 can also the socket mode be formed with jaw portion 11, promptly these jaw portion 11 rear ends extend to form a running-on 16,10 pairs of this wrench body should jaw portion 11 an end then form the socket part 17 of a L type, make these wrench body 10 visual user demands and socket different size or cover are held the jaw portion 11 of seat.

Claims

1, the spanner structure used of a kind of pipeline, it comprises a wrench body, and at least one end of this wrench body has the jaw portion that without exception is the C font, holds, pulls spiral shell spare in order to cover, it is characterized in that:

One can make the transfer ratchet of blocking stopper, system is contained in this jaw portion inner edge, and this is transferred ratchet system and forms C font that should jaw portion, and its inner rim is formed with in order to the cover of cutting ferrule spiral shell spare holds seat, outer peripheral face then is equipped with ratchet, and its axial two ends are to be convexly equipped with a transfer end a little more than this ratchet respectively again.

2, the spanner structure used of pipeline according to claim 1 is characterized in that, the ora terminalis face system of this transfer end can form right-angle structure, or leads fillet or interior concave arc or hypotenuse chamfering outward.

3, the spanner structure used of pipeline according to claim 1 is characterized in that, it is visual user demand and form hexagonal shape, 12 horn shapes that the cover of this transfer ratchet is held seat, or the anti-skidding tooth-shape structure of the irregular dentation of tool.

4, the spanner structure used of pipeline according to claim 1 is characterized in that, the suitable place of the internal face of this jaw portion offers a circular groove in addition, uses for a C type clasp card and establishes wherein, uses that this transfer ratchet is positioned this jaw portion inner edge.

5, the spanner structure used of pipeline according to claim 4 is characterized in that, the place, nearly outer end of this circular groove is provided with viscose or the card tip or lock screw rod or plugs a fixture block.

6, the spanner structure used of pipeline according to claim 4 is characterized in that, an outer face of this jaw portion is suitable disposes a dowel that wears this C type clasp, or screw.

7, the spanner structure used of pipeline according to claim 4 is characterized in that, these C type clasp two ends can outwards break in addition and roll over an edge, are formed on then corresponding with it the opening wall that extends to this jaw portion of circular groove of this jaw portion internal face.

8, the spanner structure used of pipeline according to claim 7 is characterized in that, this circular groove is suitable place above its place, outer face, and other cuts open and is provided with a location breach.

9, the spanner structure used of pipeline according to claim 1, it is characterized in that, this wrench body and jaw portion can also the socket mode form, and promptly this jaw portion rear end extends to form a running-on, and this wrench body then forms the socket part of a L type to a end that should jaw portion.