CN208930109U - A kind of friction type ratchet wrench - Google Patents

Abstract

The utility model relates to technical field of hardware, and disclose a kind of friction type ratchet wrench, including driving end, the side fixation of the driving end bottom offers pump nozzle, the inner cavity of the pump nozzle is fixedly installed with sealing ring, one end of the driving end is fixedly connected with one end of tetragonal prism, the other end of the tetragonal prism and the groove pivot bush unit of handle one end, the side wall of described handle one end groove is equipped with equally distributed ball, and one end of the handle is fixedly installed with the gag lever post positioned at handle one end groove two sides.The friction type ratchet wrench, pass through being used cooperatively for motion bar, fixture block, locating rod and tetragonal prism, make driving end and handle can within split, to improve work efficiency, the welding because of driving end and handle is avoided, so that needing replacing various types of spanners when work, the problem of certain inconvenience is brought to staff, simultaneously by carrying a variety of driving ends, reduce the parking space of spanner.

Description

A kind of friction type ratchet wrench

Technical field

The utility model relates to technical field of hardware, specially a kind of friction type ratchet wrench.

Background technique

Ratchet spanner is a kind of manual screw tightening tool, the more specification movable handle double offset ring spanner with ratchets of single head, double end, be by The main plum blossom-like sheath of different specification size with connected by way of the negative key of hinged key and the occlusion of positive key from plum-blossom sleeve, can from It is dynamic to adapt to screw or screw size, and clamp operation is carried out, to expand use scope, save raw material and working hour expense With movable trigger piece adjusts spanner using angle in which can be convenient, and this spanner is used for the elastic operation of screw, has applicability By force, the characteristics of easy to use and low cost.

When using ratchet spanner, need spanner and other tool combinations use or specification is different tool or Person is the different tool of function, but common ratchet spanner be all a handle and the welding combination of ratchet spanner mechanism and At so that at work, needing to replace spanner according to different situations, certain inconvenience being caused to staff, in addition, spine Wheel spanner in use, since the tuning switch of spanner is generally housed within the inside of wrench body, causes to be difficult to spanner Inside addition lubricating oil so that ratchet spanner be easy to when in use it is stuck.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of friction type ratchet wrench, has to be conveniently replaceable and pull At hand, convenient for adjusting plus the advantages of lubricating oil, solve common wrench replacement trouble, to staff cause certain inconvenience and It is difficult to adjust to the inside of spanner and adds lubricating oil, make the problem that spanner is stuck.

The utility model provides the following technical solutions: a kind of friction type ratchet wrench, including driving end, the driving end bottom The side in portion is fixed to offer pump nozzle, and the inner cavity of the pump nozzle is fixedly installed with sealing ring, one end of the driving end with One end of tetragonal prism is fixedly connected, the other end of the tetragonal prism and the groove pivot bush unit of handle one end, described handle one end The side wall of groove is equipped with equally distributed ball, and one end of the handle is fixedly installed with the limit positioned at handle one end groove two sides Position bar, the top movable of the handle are socketed with motion bar, and one end of the motion bar extends through the handle and extends to handle one end The inside of groove, the motion bar extend to one end of handle inner and are fixedly connected with one end of fixture block, and the two of the motion bar Side is fixedly installed with locating rod, and one end movable sleeve of the motion bar is connected to the baffle above locating rod, the baffle Top be fixedly connected with the bottom end of compressed spring, the top of the compressed spring is fixedly connected with the side of motion bar, described One end of handle and one end pivot bush unit of plench.

Preferably, one end of the driving end offers the limit hole positioned at tetragonal prism two sides, and the limit of driving end one end Position hole is adapted with gag lever post respectively.

Preferably, one end of the sealing ring is fixedly connected with the side of driving end, and the other end of sealing ring is through simultaneously Extend to the inside of pump nozzle.

Preferably, one end of the tetragonal prism offers symmetrical groove, and the groove of tetragonal prism one end respectively with Fixture block is adapted, and the side of the tetragonal prism is flexibly connected with ball.

Preferably, the side of the handle offers through-hole compatible with motion bar, one side through hole of handle it is interior Portion is equipped with locating slot compatible with locating rod.

Preferably, the both ends of the baffle are fixedly connected with the two sides of one side through hole of handle respectively, and the middle part of baffle is logical Cross bearing and motion bar pivot bush unit.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

1, the friction type ratchet wrench makes driving end by being used cooperatively for motion bar, fixture block, locating rod and tetragonal prism With handle can within split, to improve work efficiency, avoid the welding because of driving end and handle so that work when need Various types of spanners are replaced, the problem of certain inconvenience is brought to staff, while by carrying a variety of driving ends, being reduced The parking space of spanner.

2, the friction type ratchet wrench allows staff to pulling by being used cooperatively for pump nozzle and sealing ring Lubricating oil is injected in inside at hand, avoids because being difficult to add lubricating oil to the inside of spanner, spanner is caused to be easy stuck problem, So as to improve the lubricant effect of driving end interior fittings, abrasion is reduced, while lubricating oil is sealed using sealing ring, The lubrication of driving end interior fittings is effectively guaranteed.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model structurally live lever schematic diagram；

Fig. 3 is enlarged diagram at the A of the utility model structure.

In figure: 1, driving end；2, pump nozzle；3, sealing ring；4, tetragonal prism；5, handle；6, ball；7, gag lever post；8, living Lever；9, fixture block；10, locating rod；11, baffle；12, compressed spring；13, plench.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3, a kind of friction type ratchet wrench, including driving end 1 are please referred to, one end of driving end 1 is offered positioned at four The limit hole of 4 two sides of square column, and the limit hole of 1 one end of driving end is adapted with gag lever post 7 respectively, utilizes limit hole and limit hole It is adapted, to be limited to tetragonal prism 4, so that driving end 1 is preferably linked together with handle 5, improve spanner First 1 connect with handle 5 after stability, 1 bottom of driving end side fixation offers pump nozzle 2, the inner cavity of pump nozzle 2 is fixed Sealing ring 3 is installed, one end of sealing ring 3 is fixedly connected with the side of driving end 1, and the other end of sealing ring 3 runs through and prolongs The inside for extending to pump nozzle 2 carries out the lubricating oil inside injection driving end 1 effective close by the sealing function of sealing ring 3 Envelope, prevents lubricating oil from losing because oozing out or volatilizing, influences lubricant effect, is injected and is moistened to the inside of driving end 1 using pump nozzle 2 The lubrication inside driving end 1 is effectively guaranteed in lubricating oil, reduces the abrasion of 1 interior fittings of driving end, one end of driving end 1 It is fixedly connected with one end of tetragonal prism 4, one end of tetragonal prism 4 offers symmetrical groove, and the groove of 4 one end of tetragonal prism It is adapted respectively with fixture block 9, the side of tetragonal prism 4 is flexibly connected with ball 6, by tetragonal prism 4 that driving end 1 and handle 5 is living Dynamic socket, the driving end 1 and handle 5 allow are split, and are clamped using the groove and fixture block 9 of 4 one end of tetragonal prism, thus to four Square column 4 is fixed, and ensure that the stability of driving end 1, while utilizing ball 6, is bonded driving end 1 with 5 precision of handle, leads to It crosses ball 6 and reduces the friction that tetragonal prism 4 contacts generation with 5 groove of handle, the other end of tetragonal prism 4 and the groove of 5 one end of handle Pivot bush unit, the side of handle 5 offer through-hole compatible with motion bar 8, and the inside of handle 5 is offered positioned at through-hole side Locating slot, the locating slot inside handle 5 is adapted with locating rod 10, by the through-hole of 5 side of handle, makes motion bar 8 can be with It moves up and down, ensure that moving up and down for fixture block 9, so that one end of tetragonal prism 4 be fixed, ensure that the reasonable of device Property, while using the locating slot inside handle 5, motion bar 8 is positioned, the side wall of 5 one end groove of handle, which is equipped with, uniformly to be divided The ball 6 of cloth, one end of handle 5 are fixedly installed with the gag lever post 7 positioned at 5 one end groove two sides of handle, the top movable of handle 5 It is socketed with motion bar 8, one end of motion bar 8 extends through the handle 5 and extends to the inside of 5 one end groove of handle, and motion bar 8 extends to One end inside handle 5 is fixedly connected with one end of fixture block 9, and the two sides of motion bar 8 are fixedly installed with locating rod 10, motion bar 8 one end movable sleeve is connected to the baffle 11 above locating rod 10, the both ends of baffle 11 respectively with 5 one side through hole of handle two Side is fixedly connected, and the middle part of baffle 11 passes through bearing and 8 pivot bush unit of motion bar, by baffle 11, to fix compressed spring 12 position, when so that motion bar 8 is mobile, the bottom end of compressed spring 12 is motionless, to keep motion bar 8 more preferable when rising Ground resets, and reduces the friction between motion bar 8 and baffle 11 using bearing, reduces the abrasion of baffle 11 and motion bar 8, baffle 11 top is fixedly connected with the bottom end of compressed spring 12, and the top of compressed spring 12 is fixedly connected with the side of motion bar 8, hand One end of handle 5 and one end pivot bush unit of plench 13.

Working principle is limited, ball 6 first by the groove of one end insertion 5 one end of handle of tetragonal prism 4 by gag lever post 7 The friction for reducing sliding drives moving up and down for fixture block 9 using moving up and down for motion bar 8, using locating rod 10 to motion bar 8 It is positioned, so that tetragonal prism 4 be fixed, when fractionation, rotary moveable bar 8 makes the rotation of locating rod 10 pass through 5 side of handle Locating slot rise, drive the rising of fixture block 9, separate tetragonal prism 4 with handle 5, by pump nozzle 2 to the inside of driving end 1 Lubricating oil is injected, is sealed using sealing ring 3.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of friction type ratchet wrench, including driving end (1), it is characterised in that: the side of driving end (1) bottom is fixed Offer pump nozzle (2), the inner cavity of the pump nozzle (2) is fixedly installed with sealing ring (3), one end of the driving end (1) with One end of tetragonal prism (4) is fixedly connected, the other end of the tetragonal prism (4) and the groove pivot bush unit of handle (5) one end, described The side wall of handle (5) one end groove is equipped with equally distributed ball (6), and one end of the handle (5) is fixedly installed with positioned at hand The top movable of the gag lever post (7) of handle (5) one end groove two sides, the handle (5) is socketed with motion bar (8), the motion bar (8) one end extends through the handle (5) and extends to the inside of handle (5) one end groove, and the motion bar (8) extends to handle (5) Internal one end is fixedly connected with one end of fixture block (9), and the two sides of the motion bar (8) are fixedly installed with locating rod (10), One end movable sleeve of the motion bar (8) is connected to the baffle (11) above locating rod (10), the top of the baffle (11) It being fixedly connected with the bottom end of compressed spring (12), the top of the compressed spring (12) is fixedly connected with the side of motion bar (8), One end of the handle (5) and one end pivot bush unit of plench (13).

2. a kind of friction type ratchet wrench according to claim 1, it is characterised in that: open one end of the driving end (1) Equipped with the limit hole for being located at tetragonal prism (4) two sides, and the limit hole of driving end (1) one end is adapted with gag lever post (7) respectively.

3. a kind of friction type ratchet wrench according to claim 1, it is characterised in that: one end of the sealing ring (3) with The side of driving end (1) is fixedly connected, and the other end of sealing ring (3) runs through and extends to the inside of pump nozzle (2).

4. a kind of friction type ratchet wrench according to claim 1, it is characterised in that: open one end of the tetragonal prism (4) Groove equipped with symmetrical groove, and tetragonal prism (4) one end is adapted with fixture block (9) respectively, and the one of the tetragonal prism (4) Side is flexibly connected with ball (6).

5. a kind of friction type ratchet wrench according to claim 1, it is characterised in that: the side of the handle (5) opens up Have with motion bar (8) compatible through-hole, the inside of the handle (5) offers the locating slot positioned at through-hole side, the hand The internal locating slot of handle (5) is adapted with locating rod (10).

6. a kind of friction type ratchet wrench according to claim 1, it is characterised in that: distinguish at the both ends of the baffle (11) It is fixedly connected with the two sides of (5) one side through hole of handle, and the middle part of baffle (11) passes through bearing and motion bar (8) pivot bush unit.