CN201442232U

CN201442232U - Ratchet wrench with opening

Info

Publication number: CN201442232U
Application number: CN200920005280XU
Authority: CN
Inventors: 詹淑素
Original assignee: Kunxin International Co Ltd
Current assignee: Kunxin International Co Ltd
Priority date: 2009-04-09
Filing date: 2009-04-09
Publication date: 2010-04-28
Anticipated expiration: 2019-04-09

Abstract

The utility model discloses a ratchet wrench with an opening. The ratchet wrench comprises a working head, a ratchet and at least one pawl, the working head comprises a holding slot, a containing chamber and the opening, the ratchet can be arranged in the holding slot of the working head pivotally, the pawl is arranged in the containing chamber of the working head, ratchet teeth of the pawl are meshed with those of the ratchet, one end of the pawl extends to form a baffle plate, and the baffle plate is molded along the peripheral edge of the ratchet. Because the ratchet wrench is provided with the opening, the wrench can penetrate through a screwed part directly by aid of the opening when the wrench can not sleeve the screwed part via the ratchet directly, the screwed part then enters the ratchet via the opening to be operated, and then the wrench can be adaptable to various working occasions. Further, as the two ends of the pawl of the wrench extend to form baffle plates which enable the ratchet to be operated pivotally and smoothly and keep torque value of action, the ratchet wrench is extremely convenient in use.

Description

Ostiolate ratchet spanner

Technical field

The utility model relates to a kind of ratchet spanner, particularly relates to a kind of ostiolate ratchet spanner.

Background technology

Hand tools is indispensable instrument on many work are, with spanner, open-end wrench is provided with direct penetrate thing to carry out work, easy-to-use, this kind spanner is no doubt practical, but in the occasion of many work, the user must separate spanner often with spiral lock, again sheathed again ability continuous operation after the separation, therefore, just the someone develops a kind of ratchet spanner, and ratchet spanner only has the application of force of a direction, therefore, the user can be with under ratchet spanner and the situation that spiral lock separates, the switching ratchet spanner makes ratchet spanner continue spiral lock is imposed unidirectional active force continuously, significantly promotes ease of use, but the installation of some workplace such as cold air pipeline, spiral lock may be positioned at the end of pipeline, is difficult to lock under the situation that pipeline is not dismantled and establishes, and can only use open-end wrench to dismantle and lock in the past.

Given this, need a kind of ostiolate ratchet spanner of exploitation.

The utility model content

The technical problems to be solved in the utility model provides a kind of ostiolate ratchet spanner, but this spanner has the opening crossline to adapt to the work of different occasions, can significantly promote the convenience of use.

For solving the problems of the technologies described above, ostiolate ratchet spanner of the present utility model, comprise: a working head, one ratchet and at least one sour jujube piece, this working head comprises a storage tank, one room and an opening, this storage tank is arranged at this working head and is to be hollow cylindrical, this room is arranged at this storage tank, this opening is arranged at this working head periphery, this ratchet is arranged in the storage tank of this working head pivotly, this ratchet inner edge is an internal tooth portion, and this ratchet periphery is provided with an outer toothed portion and an opening, the opening of this ratchet and the opening of this working head are involutory, this sour jujube piece is arranged at the room of this working head, and the corresponding ratchet of this sour jujube piece is provided with plural ratchet, the ratchet engagement of the ratchet of this sour jujube piece and the outer toothed portion of this ratchet, a wherein end elongation moulding one catch of this sour jujube piece, this catch prolongs the periphery moulding of this ratchet, so this spanner can provide higher ease of use, more by make this sour jujube piece can be limited in this wrench body well by this catch, not only do not influence the state of use, the torsion that also can not influence use presents, and is very convenient and practical.

Because spanner of the present utility model has opening, make this spanner can't be the time directly with the sheathed spiral lock of ratchet, directly pass through this spiral lock with this opening, make this spiral lock enter ratchet to carry out work by opening, so make this spanner can be applicable to the more work occasion, the sour jujube piece two ends of this spanner are then extended and are provided with catch, and catch makes the work that can pivot of this ratchet smooth-goingly, more can keep the torque value of start, very easy to use.

Description of drawings

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:

Fig. 1 is the schematic diagram of the ostiolate ratchet spanner of the utility model;

Fig. 2 is the decomposing schematic representation of the ostiolate ratchet spanner of the utility model;

Fig. 3 is the cutaway view of the ostiolate ratchet spanner of the utility model;

Fig. 4 is the user mode schematic diagram of the ostiolate ratchet spanner of the utility model;

Fig. 5 is the schematic diagram of the corresponding sour jujube piece of opening of the ostiolate ratchet spanner of the utility model;

Fig. 6 is that the ostiolate ratchet spanner of the utility model is by being adjusted the schematic diagram of this ratchet by this pivotal part;

Fig. 7 is the schematic diagram that the ostiolate ratchet spanner of the utility model is set to reversible ratcheting tool;

Fig. 8 is the schematic diagram that the ostiolate ratchet spanner of the utility model is provided with two sour jujube pieces.

Description of reference numerals is as follows among the figure:

10 is wrench body, and 11 is working head, and 111 is storage tank,

112 is opening, and 113 is annular groove, and 114 is room,

115 is stopper slot, and 116 is flange, and 12 is shank,

20 is ratchet, and 21 is outer toothed portion, and 22 is internal tooth portion

23 is first sleeved part, and 24 is opening, and 25 is fastening part,

30 is pivotal part, and 31 is second sleeved part, and 32 is rotating disk,

321 is the anti-slip section, and 33 is annular groove, and 34 is opening,

40 is that the C type is buckled, and 50 is the sour jujube piece, and 51 is cambered surface,

511 is ratchet, and 512 is catch, and 52 is top system face,

53 is elastic parts, and 61 is reversing piece, and 62 is elastic parts,

A is a spiral lock, and B is a pipeline.

The specific embodiment

For technology, means, the purpose that reaches and effect that the utility model adopted are had more deep concrete understanding, now lift following preferred embodiment, and conjunction with figs. is described in detail bright as follows:

The preferred embodiment of ostiolate ratchet spanner of the present utility model is shown in Fig. 1～3, and this spanner comprises:

One wrench body 10, have a working head 11 and connect a shank 12, working head 11 has the storage tank 111 and an opening 112 of a hollow cylindrical, opening 112 is arranged at the periphery of working head 11, so make working head 11 become C kenel sample, and storage tank 111 also is provided with an annular groove 113, storage tank 111 is provided with the room 114 of a first quarter moon camber again near shank 12 places, storage tank 111 is provided with a stopper slot 115 respectively again in room 114 both sides, and a side of storage tank 111 relative these annular grooves 113 is provided with a flange 116;

One ratchet 20, storage tank 111 ends interior and ratchet 20 that are placed in working head 11 are pivotly replaced the flange 116 of the storage tank 111 of this wrench body 10, flange 116 makes ratchet 20 be limited in storage tank 111, and ratchet 20 is a hollow cylindrical, the outer peripheral edges of ratchet 20 are provided with an outer toothed portion 21, this outer toothed portion 21 has plural ratchet, the inner edge of ratchet 20 then is an internal tooth portion 22, but internal tooth portion 22 engage sleeves are located at instrument or spiral lock, and ratchet 20 1 ends protrude out moulding one first sleeved part 23, and the periphery of ratchet 20 is provided with an opening 24, and the opening 24 of ratchet 20 can be involutory with the opening 112 of working head 11, and a non-circular fastening part 25 also is set on the ratchet 20;

One pivotal part 30, one second sleeved part 31 that can be sleeved on first sleeved part 23 of ratchet 20 is set, second sleeved part 31 connects a rotating disk 32 again, one annular groove 33 is set between second sleeved part 31 and the rotating disk 32 again, second sleeved part 31 is sheathed on first sleeved part 23 of ratchet 20 and is subjected to fastening part 25 blockings spacing, making rotating disk 32 drive ratchet 20 synchronously pivots, rotating disk 32 then protrudes from the working head 11 of wrench body 10, and the periphery of rotating disk 32 is provided with anti-slip section 321, anti-slip section 321 can be irregular embossing or plural rib, and pivotal part 30 is also offered a ringent opening 34, each opening 112 of this of spanner, 24,34 can be involutory;

One C type buckles 40, be clipped in the annular groove 33 of pivotal part 30, and after making pivotal part 30 sheathed ratchets 20, the C type is buckled 40 and supported in the annular groove 113 that is resisted against working head 11; And

One sour jujube piece 50, be placed in the room 114 of working head 11 of wrench body 10, sour jujube piece 50 has a cambered surface 51 and a top system face 52, the outer peripheral edges moulding of cambered surface 51 corresponding ratchets, and plural ratchet 511 is set on this cambered surface 51, the ratchet 511 of sour jujube piece 50 and the ratchet engagement of the outer toothed portion 21 of ratchet 20, and ratchet 20 reaches blocking when ratchet 511 1 sides of sour jujube piece 50 pivot, ratchet 20 then breaks away from blocking when ratchet 511 opposite sides of sour jujube piece 50 pivot, and cambered surface 51 two ends of sour jujube piece 50 difference elongation moulding one catch 512, catch 512 cooperates ratchet 20 outer peripheral edges to be shaped to circular arc, when sour jujube piece 50 is placed in room 114, catch 512 is placed in the stopper slot 115, and has an elastic parts 53 at least, these elastic parts 53 two ends are resisted against the top system face 52 and room 114 bottoms of sour jujube piece 50 respectively, make sour jujube piece 50 elastic displacement in room 114.

It more than is the structural relation of the ostiolate ratchet spanner of the utility model, during use, as shown in Figure 4, one spiral lock A position is at the end of a pipeline B, by opening 112 by the ostiolate ratchet spanner of utility model, 24 are inserted in pipeline B, just can lock the work of establishing to spiral lock A, do not need this pipeline B is separated, and in the process of using, because ratchet 20 is provided with opening 24, when opening 24 is pivoted to the position of sour jujube piece 50, as shown in Figure 5, because sour jujube piece 50 extends the catch 512 that is provided with two ends, when sour jujube piece 50 is placed in room 114, ratchet 20 and the 50 eternal maintenances of sour jujube piece are replaced mutually, and be not subjected to the influence of opening 24 or room 114, avoid ratchet 20 stuck situations to take place, ratchet 20 is rotated smooth-goingly, the torque value that keeps ostiolate ratchet spanner to do the time spent simultaneously is not affected.

And after ostiolate ratchet spanner uses, each opening 24,112 not necessarily is involutory, rotate pivotal part 30 this moment and drive ratchet 20 pivots, as shown in Figure 6, and adjust each

opening

112,24 to involutory state and just can use, and pivotal part 30 protrudes from working head 11, and rotating disk 32 peripheries of pivotal part 30 are provided with anti-slip section 321, makes rotating disk 32 conveniently grasp the effect that also reaches anti-skidding.

And the foregoing description is to be example with the one-way ratchet wrench, but also can be set to the reversible ratcheting tool of double action certainly, as shown in Figure 7, sour jujube piece 50 is provided with plural ratchet 511 respectively near the catch 512 at two ends, and the direction of the ratchet 511 of close two ends catch 512 is opposite, and a reversing piece 61 and an elastic parts 62 be set again, reversing piece 61 is with 50 blockings of sour jujube piece and drive sour jujube piece 50 beats, and elastic parts 62 provides the ability of sour jujube piece 50 elastic resets, by by pulling the direction that reversing piece 61 changes ratchets 20 application of forces, promoted the ease of use of ostiolate ratchet spanner more, in addition, working head 11 can also be provided with an other room 114 again, another sour jujube piece 50 is set in the room 114 again, as shown in Figure 8, so provide ratchet 20 more meshing points, the torsion when increasing ostiolate ratchet spanner and using presents.

In sum, ostiolate ratchet spanner provided by the utility model, really can reach above-mentioned all function, but the illustrated embodiment of legend of the present utility model is the usefulness with explanation, be not to be unique limitr of the present utility model, allly do not break away from the equivalence that the utility model skill spirit does and implement or change, all should be contained in the scope of the present utility model.

Claims

1. ostiolate ratchet spanner is characterized in that: comprise:

One working head is provided with a storage tank, and this storage tank is provided with a room, and has an opening to be arranged at this working head periphery;

One ratchet is arranged at the storage tank of this working head pivotly, and this ratchet inner edge is an internal tooth portion, and this ratchet periphery is provided with an outer toothed portion and an opening, and this outer toothed portion has plural ratchet, and the opening of the opening of this ratchet and this working head is involutory; And

At least one sour jujube piece is arranged at the room of this working head, and this sour jujube piece relatively this ratchet plural ratchet is set, the ratchet engagement of the ratchet of this sour jujube piece and the outer toothed portion of this ratchet, and an end elongation moulding one catch of this sour jujube piece, this catch prolongs the periphery moulding of this ratchet.

2. ostiolate ratchet spanner as claimed in claim 1 is characterized in that: described ratchet is placed in the storage tank of this working head, and this ratchet is a hollow cylindrical.

3. ostiolate ratchet spanner as claimed in claim 1, it is characterized in that: described sour jujube piece has a cambered surface and a top system face, the outer peripheral edges moulding of the corresponding ratchet of this cambered surface, those ratchets are arranged on this cambered surface, and the two ends of this sour jujube piece difference elongation moulding one catch.

4. ostiolate ratchet spanner as claimed in claim 1, it is characterized in that: described ratchet has one first sleeved part, and this spanner also comprises a pivotal part, this pivotal part has one second sleeved part and connects a rotating disk, this second sleeved part is sheathed on first sleeved part of this ratchet, this rotating disk then protrudes from this working head, and this rotating disk drives this ratchet synchronously and pivots.

5. ostiolate ratchet spanner as claimed in claim 4 is characterized in that: the periphery of the rotating disk of described pivotal part is provided with the anti-slip section, and this anti-slip section is irregular embossing or plural rib.

6. ostiolate ratchet spanner as claimed in claim 1, it is characterized in that: the storage tank of described working head also is provided with an annular groove, and an annular groove is set between this second sleeved part and this rotating disk, and also comprising a C type, buckles by this spanner, this C type clip is buckled in the annular groove of this pivotal part and supports in the annular groove of the storage tank that is resisted against this working head, and this working head relatively a side of this annular groove also protrude out a flange be set, an end of this ratchet is resisted against this flange and reaches spacing.

7. ostiolate ratchet spanner as claimed in claim 1 is characterized in that: also comprise a shank, this shank is connected with this working head, and the storage tank of this working head is provided with this room near the shank place.

8. ostiolate ratchet spanner as claimed in claim 1, it is characterized in that: described spanner also comprises a reversing arrangement, this reversing arrangement comprises a reversing piece and another elastic parts, this reversing piece and this sour jujube piece blocking also can drive this sour jujube piece beat synchronously, and the elastic parts of this reversing arrangement is replaced the ability that this sour jujube piece provides this sour jujube piece elastic reset, but by by pulling the direction that this reversing piece changes this ratchet start, and the two ends of this sour jujube piece are provided with plural ratchet respectively, and the ratchet direction at these sour jujube piece two ends is opposite.

9. ostiolate ratchet spanner as claimed in claim 1 is characterized in that: the storage tank of described working head is provided with two rooms, and this two room is a ccontaining sour jujube piece respectively.

10. ostiolate ratchet spanner as claimed in claim 1 is characterized in that: also comprise at least one elastic parts, the bottom of this sour jujube piece and this room is replaced at these elastic parts two ends respectively, makes this sour jujube piece elastic displacement in this room.