CN203680169U

CN203680169U - Movable cushion block spanner

Info

Publication number: CN203680169U
Application number: CN201420069346.2U
Authority: CN
Inventors: 李天勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-02-18
Filing date: 2014-02-18
Publication date: 2014-07-02
Anticipated expiration: 2024-02-18

Abstract

The utility model discloses a movable cushion block spanner which comprises a fixed yoke and a movable yoke which are arranged oppositely, wherein cushion blocks are detachably arranged on the fixed yoke and the movable yoke respectively, and the opposite inner sides of the two cushion blocks are stressed surfaces during bolt screwing. Compared with the prior art, the movable cushion block spanner has the advantages that the cushion blocks are arranged detachably and serve as stressed parts during nut screwing, the stressed surface of the movable spanner is protected, and the adoption of the cushion blocks in various shapes enables the movable spanner to be more flexible and more powerful in function; the cushion blocks can be replaced once damaged, and therefore economical performance and environmental friendliness can be achieved better compared with the prior art that the whole movable spanner needs to the replaced once the cushion blocks are damaged; the different shapes of the stressed surfaces of the cushion blocks can be adapted to different shapes of objects to be screwed, and therefore the functions of the spanner are richer and the spanner is more practical compared with existing movable spanners; particularly, due to the fact that the length of each cushion block is smaller than the length of a stressed yoke of the movable spanner, a nut can not be damaged easily through screwing, and furthermore, due to the fact that the stressed point is close to the middle, the moment of the stressed yoke of the movable spanner is smaller, and the stressed yoke of the movable spanner can be better protected.

Description

Movable cushion block spanner

Technical field

The utility model relates to a kind of hardware & tools, particularly a kind of monkey wrench with cushion block.

Background technology

Spanner is for a kind of instrument fastening and a loose nut.Can be divided into monkey wrench and solid wrench according to its function.Wherein, monkey spanner is mainly made up of fixing Hubei Province and movable Hubei Province of being arranged on handle front end, opening size between fixing Hubei Province and movable Hubei Province can regulate within the specific limits by screw mechanism, and its advantage is by regulating openings of sizes can adapt to the nut of different size.But all there is a defect in existing monkey wrench, once be exactly that the stress surface of monkey wrench is twisted the whole spanner of wound and just only scrapped; Can not select stress surface according to the geometry of different nuts in addition.

For above-mentioned deficiency, need to existing monkey wrench be optimized and be improved, to overcome above-mentioned shortcoming.

Utility model content

In view of this, the technical problems to be solved in the utility model is to provide the stress surface of a kind of monkey wrench with cushion block with protection monkey wrench, can adapt to the nut of different geometries simultaneously.

Movable cushion block spanner of the present utility model, comprises and is oppositely arranged fixing Hubei Province and movable Hubei Province, on described fixing Hubei Province and movable Hubei Province, is provided with cushion block respectively with removably, and the relative inner of described two cushion blocks is the stress surface while twisting bolt.

Further, described removably is for being provided with dovetail groove, " Ω " shape groove or "T"-shaped groove on fixing Hubei Province and movable Hubei Province, and described cushion block can insert in dovetail groove, " Ω " shape groove or "T"-shaped groove.

Further, described removably is that cushion block is placed on outside fixing Hubei Province and movable Hubei Province, and is connected with fixing Hubei Province and movable Hubei Province by bolt.

Further, described bolt is positioned at the middle part of stress surface.

Further, on described fixing Hubei Province and movable Hubei Province, the stress surface of cushion block is the V-arrangement face of 120 °.

Further, the cushion block stress surface on described fixing Hubei Province/movable Hubei Province is plane, and the cushion block stress surface on corresponding movable Hubei Province/fixing Hubei Province is the V-arrangement face of 60 °.

Further, the cushion block stress surface on described fixing Hubei Province and movable Hubei Province is that plane, evagination circular arc, indent circular arc or plum are petal.

Further, the length that described cushion block length is fixed Hubei Province and movable Hubei Province is relatively shorter, and the stress surface of cushion block is positioned at the middle part in fixing Hubei Province and movable Hubei Province.

Further, described cushion block with connect by bearing pin between its corresponding fixing Hubei Province and movable Hubei Province, described bearing pin is positioned at the lower end in fixing Hubei Province and movable Hubei Province and vertical with the stress surface in fixing Hubei Province and movable Hubei Province.

The beneficial effects of the utility model: movable cushion block spanner of the present utility model, comprise fixing Hubei Province and movable Hubei Province of being oppositely arranged, on described fixing Hubei Province and movable Hubei Province, be provided with cushion block respectively with removably, the relative inner of described two cushion blocks is the stress surface while twisting bolt.The utility model compared with prior art advantage is, by removably, cushion block is set, and while twisting bolt or nut, cushion block is stressed member, has protected the stress surface of monkey wrench, and the utilization of various shape cushion blocks makes monkey wrench more flexible, with better function.Can change once the stress surface of cushion block is damaged, compare and change a monkey wrench environmental protection more economically, this has reduced waste greatly; And the difformity of cushion block stress surface can be suitable for difformity profile by stubborn object, more more practical than the function of existing monkey wrench.Especially, it is relatively shorter that cushion block length is compared the stressed Hubei Province of monkey wrench length, be difficult for like this twisting hindering nut, and stress point is near middle part, and stressed Hubei Province Moment of monkey wrench is relatively smaller, and stressed Hubei Province of monkey wrench just more can be protected.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further described.

Fig. 1-3 are the structural representation of the utility model embodiment 1;

Fig. 4 is the perspective view of cushion block in the utility model embodiment 1;

Fig. 5 is the zoomed-in view of A in Fig. 1.

Fig. 6 is the structural representation of the utility model embodiment 2;

Fig. 7 is the perspective view of cushion block in the utility model embodiment 2;

It is plane, evagination circular arc, indent circular arc and the petal schematic diagram of plum that Fig. 8-11 are respectively cushion block stress surface in the utility model;

Figure 12 is that in the utility model, two cushion block stress surfaces are the schematic diagram that plane and 60 ° of angles " V " shape face match.

The specific embodiment

Embodiment 1

As Figure 1-5, the movable cushion block spanner of the present embodiment, comprise handle 5, be arranged at fixing Hubei Province 6 and movable Hubei Province 7 of handle front end, fixing Hubei Province 6 is relative with the position in movable Hubei Province 7, movable Hubei Province 7 by screw mechanism 8 regulate its with fixing Hubei Province between opening size, fix Hubei Province and movable Hubei Province and be provided with dovetail groove 2, in dovetail groove, be inserted with cushion block 1, cushion block relative inner is the stress surface 11 while twisting nut, and the stress surface in the present embodiment is the V-arrangement face of 120 °.Compare existing monkey wrench: cushion block 1 can be dismantled in dovetail groove, after the stress surface of cushion block 1 11 damages, can directly change cushion block and needn't change whole monkey wrench; In addition cushion block stress surface is arranged to the V-arrangement face of 120 °, can twist four faces at hexagonal (hexagon)nut diagonal angle, compare two the relative faces of hexagonal (hexagon)nut of twisting, spanner is difficult for getting loose, nut is stressed more even, the opening part of 120 ° of V-arrangement faces is made as fillet, can twist the opposite side of nut by fillet, can not produce damage to nut simultaneously.Especially, cushion block length relatively fixes Hubei Province and movable Hubei Province length is shorter, is difficult for like this twisting hindering nut, and the stress surface of cushion block is positioned at the middle part in fixing Hubei Province and movable Hubei Province, and stressed Hubei Province Moment of monkey wrench is relatively little, and stressed Hubei Province just more can be protected.As shown in Figure 5, between the corresponding fixing Hubei Province of cushion block and its and movable Hubei Province, be connected by bearing pin 12, described bearing pin 12 is positioned at the lower end in fixing Hubei Province and movable Hubei Province, and vertical with the stress surface in fixing Hubei Province and movable Hubei Province respectively, is convenient to install and fixing cushion block.

As shown in Figure 3, the connected mode of fixing Hubei Province and movable Hubei Province and cushion block can be to be also provided with " Ω " shape groove in fixing Hubei Province and movable Hubei Province, and cushion block inserts in " Ω " shape groove and realizes detachable connection, certainly, as shown in Figure 4, with "T"-shaped groove replacement " Ω " shape groove, can reach same effect.

Embodiment 2

As shown in Figure 5,6, cushion block 1 is provided with open slot 4, is placed on outside fixing Hubei Province and movable Hubei Province, and is connected with fixing Hubei Province and movable Hubei Province by bolt 3 by open slot 4, in the time that described bolt 3 is positioned at stress surface 11 center, being connected and fixed between cushion block and fixing Hubei Province and movable Hubei Province is the most firm.

Certainly, stress surface 11 can be also other required shapes, and as shown in Fig. 8-11, it is petal that stress surface is respectively plane, indent circular arc, evagination circular arc and plum, can be applied to respectively in embodiment 1-2.Wherein, indent circular arc stress surface can be twisted the object of semicircular nut and circular arc; Evagination circular arc stress surface top is that line contacts with nut, and in the time that nut is implemented to dismounting, its stress point, all the time in the left and right, middle part of nut stress surface, is difficult for twisting and hinders nut, has overcome monkey wrench and has easily twisted the shortcoming of hindering nut; Plum is petal is a part for double offset ring spanner, when use, can contact with six of a hexagonal (hexagon)nut face, and when use, moment is larger, convenient.In addition, as shown in figure 12, two cushion block stress surfaces on fixing Hubei Province and movable Hubei Province can be also that plane and 60 ° of angles " V " shape face cooperatively interact, and are applied to the dismounting of equilateral triangle nut.

Especially, it should be noted that, the cushion block of above-mentioned form of ownership also can be applied on fork spanner.

Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims

1. a movable cushion block spanner, comprises and is oppositely arranged fixing Hubei Province and movable Hubei Province, it is characterized in that: on described fixing Hubei Province and movable Hubei Province, be provided with cushion block (1) respectively with removably, the relative inner of described two cushion blocks is the stress surface (11) while twisting bolt.

2. movable cushion block spanner according to claim 1, it is characterized in that: described removably is for being provided with dovetail groove (2), " Ω " shape groove or "T"-shaped groove on fixing Hubei Province and movable Hubei Province, and described cushion block can insert in dovetail groove (2), " Ω " shape groove or "T"-shaped groove.

3. movable cushion block spanner according to claim 1, is characterized in that: described removably is that cushion block is placed on outside fixing Hubei Province and movable Hubei Province, and is connected with fixing Hubei Province and movable Hubei Province by bolt (3).

4. movable cushion block spanner according to claim 3, is characterized in that: described bolt (3) is positioned at the middle part of stress surface (11).

5. according to the movable cushion block spanner described in claim 2 or 3, it is characterized in that: on described fixing Hubei Province and movable Hubei Province, the stress surface (11) of cushion block is the V-arrangement face of 120 °.

6. according to the movable cushion block spanner described in claim 2 or 3, it is characterized in that: the cushion block stress surface (11) on described fixing Hubei Province/movable Hubei Province is plane, the cushion block stress surface (11) on corresponding movable Hubei Province/fixing Hubei Province is the V-arrangement face of 60 °.

7. according to the movable cushion block spanner described in claim 2 or 3, it is characterized in that: the cushion block stress surface (11) on described fixing Hubei Province and movable Hubei Province is that plane, evagination circular arc, indent circular arc or plum are petal.

8. movable cushion block spanner according to claim 2, is characterized in that: it is shorter that described cushion block (1) length is fixed the length in Hubei Province and movable Hubei Province relatively, and the stress surface of cushion block (11) is positioned at the middle part in fixing Hubei Province and movable Hubei Province.

9. movable cushion block spanner according to claim 2, it is characterized in that: described cushion block with connect by bearing pin (12) between its corresponding fixing Hubei Province and movable Hubei Province, described bearing pin (12) is positioned at the lower end in fixing Hubei Province and movable Hubei Province and vertical with the stress surface in fixing Hubei Province and movable Hubei Province.