CN207104751U - A kind of box spanner easy to use - Google Patents

Abstract

The utility model discloses a kind of box spanner easy to use, including collet head, the inner chamber of the collet head offers sleeve cavity, inner chamber at the top of the collet head is fixedly connected with contiguous block, connecting pole is fixedly connected with the top of the contiguous block, limited block is fixedly connected with the top of the connecting pole, the surface of the limited block is arranged with extension bar.The utility model is by setting movable block, fixture block, chute, sliding block, slot, loose slot, inserting column, the first spring and spring groove, collet head and extension bar clamping can be made, the effect of convenient use is reached, solves ordinary cartridge spanner inconvenient problem with use, user is avoided when using box spanner, collet head holds caducous situation, so as to avoid the situation needed during using box spanner with hand steered holding sleeve head, so as to enhance the practicality of box spanner, the operating efficiency of user is substantially increased, is adapted to promote the use of.

Description

A kind of box spanner easy to use

Technical field

Hardware ＆ tools technical field is the utility model is related to, specially a kind of box spanner easy to use.

Background technology

Spanner is a kind of conventional installation and extracting tool, and bolt, screw, nut and other spiral shells are twisted using lever principle Line tightly holds the opening of bolt or nut or the hand tools of trepanning firmware, and spanner is generally formed with clamping in the one or both ends of shank The opening or sets of holes of bolt or nut, threadingly direction of rotation applies external force in shank during use, with regard to bolt or nut can be twisted, Spanner is divided into two kinds substantially, and solid wrench and monkey wrench, the A/F of solid wrench are fixed, and are mainly used in common life and work In, its use is fairly simple, and monkey wrench A/F can be adjusted in the range of certain size, can twist different size Bolt or nut.

When needing to twist positioned at very narrow and small or depression very deep bolt or nut, it is necessary to use sleeve barrel spanner Hand, the box spanner being commonly used, the connection of collet head and extension bar is excessively simple, and collet head easily comes off, and has and uses The problem of inconvenient, user are needed when using box spanner with hand steered holding sleeve head, and the use to user brings pole Big inconvenience, so as to reduce the operating efficiency of user.

Utility model content

The purpose of this utility model is to provide a kind of box spanner easy to use possess the advantages of easy to use, solution Ordinary cartridge of having determined spanner inconvenient problem with use.

To achieve the above object, the utility model provides following technical scheme：A kind of box spanner easy to use, including Collet head, the inner chamber of the collet head offer sleeve cavity, and the inner chamber at the top of the collet head is fixedly connected with contiguous block, described Connecting pole is fixedly connected with the top of contiguous block, limited block, the table of the limited block are fixedly connected with the top of the connecting pole Surface cover is provided with extension bar, and the bottom of the extension bar offers stopper slot, and the both sides of the stopper slot inwall offer spring groove, institute State and the first spring is fixedly connected with the outside of spring groove inner chamber, the inner chamber of the spring groove is connected with fixture block, the fixture block Outside be fixedly connected with movable block, the top and bottom of the spring groove offer loose slot, on the inside of the loose slot Top and bottom offer chute, and the inner chamber of the chute is provided with sliding block, the top of the chute and spring groove and chute Slot is offered with the bottom of spring groove, the inner chamber of the slot is connected with inserting column, and the top of the extension bar, which is fixed, to be connected Connector is connected to, the inner chamber of the connector is provided with handle, and the both sides of the handle surfaces are arranged with Anti-slip cover.

Preferably, it is provided with inclined-plane one at the top and bottom of the sliding block, the top and bottom on the inside of the movable block The inclined-plane two being adapted with inclined-plane one is provided with, the movable block is used cooperatively with sliding block, is provided with the inside of the inserting column The inclined-plane three being adapted with inclined-plane one, the inserting column are used cooperatively with sliding block.

Preferably, the fixture block is used cooperatively with loose slot, and the movable block is used cooperatively with loose slot, the sliding block with Chute is used cooperatively, and the inserting column is used cooperatively with slot.

Preferably, the slot is connected with chute, and the chute is connected with loose slot, the loose slot and spring groove It is connected.

Preferably, it is fixedly connected with round handle on the outside of the inserting column, is fixedly connected with the center on the inside of the round handle Two springs, the inner side of the second spring on the outside of extension bar with being fixedly connected.

Compared with prior art, the beneficial effects of the utility model are as follows：

1st, the utility model by set movable block, fixture block, chute, sliding block, slot, loose slot, inserting column, the first spring and Spring groove, collet head and extension bar clamping can be made, reach the effect of convenient use, solve ordinary cartridge spanner use not side Just the problem of, user is avoided when using box spanner, collet head holds caducous situation, and sleeve is used so as to avoid The situation with hand steered holding sleeve head is needed during spanner, so as to enhance the practicality of box spanner, substantially increases user's Operating efficiency, it is adapted to promote the use of.

2nd, the utility model can avoid user when using box spanner, easily because of rubber sleeve by setting Anti-slip cover The problem of causing to come off, so as to substantially increase the practicality of box spanner, by setting circle handle, user can be avoided direct Inserted link is pressed with hand, increases the contact area of hand and inserted link, comfort level when user presses inserted link is improved, improves set The practicality of barrel spanner, by setting contiguous block, the bonding strength of connecting pole and collet head is increased, long-term use can be avoided When, connecting pole from collet head come off the problem of, so as to extend the service life of box spanner.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model A-A close-up schematic views；

Fig. 3 is the utility model collet head schematic top plan view.

In figure：1 collet head, 2 sleeve cavities, 3 contiguous blocks, 4 extension bars, 5 Anti-slip covers, 6 handles, 7 connectors, 8 stopper slots, 9 limits Position block, 10 connecting poles, 11 movable blocks, 12 fixture blocks, 13 chutes, 14 sliding blocks, 15 slots, 16 loose slots, 17 inserting columns, 18 first bullets Spring, 19 spring grooves, 20 second springs, 21 circle handles.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-3, a kind of box spanner easy to use, including collet head 1 are referred to, the inner chamber of collet head 1 offers set Barrel chamber 2, the inner chamber at the top of collet head 1 are fixedly connected with contiguous block 3, by setting contiguous block 3, increase connecting pole 10 and sleeve First 1 bonding strength, when can avoid long-term use, connecting pole 10 from collet head 1 come off the problem of, so as to extend sleeve barrel spanner The service life of hand, the top of contiguous block 3 are fixedly connected with connecting pole 10, and the top of connecting pole 10 is fixedly connected with limited block 9, The surface of limited block 9 is arranged with extension bar 4, and the bottom of extension bar 4 offers stopper slot 8, and the both sides of the inwall of stopper slot 8 offer bullet Spring groove 19, the first spring 18 is fixedly connected with the outside of the inner chamber of spring groove 19, the inner chamber of spring groove 19 is connected with fixture block 12, The outside of fixture block 12 is fixedly connected with movable block 11, and the top and bottom of spring groove 19 offer loose slot 16, loose slot 16 The top and bottom of inner side offer chute 13, and the inner chamber of chute 13 is provided with sliding block 14, the top of chute 13 and spring groove 19 Portion and the bottom of chute 13 and spring groove 19 offer slot 15, and slot 15 is connected with chute 13, chute 13 and loose slot 16 are connected, and loose slot 16 is connected with spring groove 19, and the inner chamber of slot 15 is connected with inserting column 17, and the outside of inserting column 17 is consolidated Surely round handle 21 is connected with, by setting circle handle 21, user can be avoided directly to press inserted link 17 with hand, increase hand and inserted link 17 contact area, comfort level when user presses inserted link 17 is improved, improve the practicality of box spanner, justify in handle 21 Second spring 20 is fixedly connected with the center of side, the inner side of second spring 20 is fixedly connected with the outside of extension bar 4, sliding block 14 Top and bottom are provided with inclined-plane one, and the top and bottom of the inner side of movable block 11 are provided with the inclined-plane being adapted with inclined-plane one Two, movable block 11 is used cooperatively with sliding block 14, and the inner side of inserting column 17 is provided with the inclined-plane three being adapted with inclined-plane one, inserting column 17 with Sliding block 14 is used cooperatively, and fixture block 12 is used cooperatively with loose slot 16, and movable block 11 is used cooperatively with loose slot 16, and sliding block 14 is with sliding Groove 13 is used cooperatively, and inserting column 17 is fixedly connected with connector 7, the inner chamber of connector 7 with top of the slot 15 with the use of extension bar 4 Handle 6 is provided with, the both sides on the surface of handle 6 are arranged with Anti-slip cover 5, by setting Anti-slip cover 5, user can be avoided to make During with box spanner, the problem of easily causing to come off because of rubber sleeve, so as to substantially increase the practicality of box spanner, pass through setting Movable block 11, fixture block 12, chute 13, sliding block 14, slot 15, loose slot 16, inserting column 17, the first spring 18 and spring groove 19, energy Enough make collet head 1 and the clamping of extension bar 4, reached the effect of convenient use, solve ordinary cartridge spanner in-convenience in use ask Topic, user is avoided when using box spanner, collet head 1 holds caducous situation, and box spanner is used so as to avoid When need situation with hand steered holding sleeve first 1, so as to enhance the practicality of box spanner, substantially increase the work of user Efficiency, it is adapted to promote the use of.

In use, the limited block 9 at the top of collet head 1 is inserted to the inner chamber of extension bar 4, when limited block 9 is fully-inserted, fixture block 12 eject in the presence of the first spring 18, limited block 9 are stuck in the inner chamber of stopper slot 8, you can complete the peace of collet head 1 Dress.

In summary：The box spanner easy to use, pass through movable block 11, fixture block 12, chute 13, sliding block 14, slot 15th, loose slot 16, inserting column 17, the first spring 18 and spring groove 19, solve ordinary cartridge spanner inconvenient problem with use.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of box spanner easy to use, including collet head（1）, it is characterised in that：The collet head（1）Inner chamber open up There is sleeve cavity（2）, the collet head（1）The inner chamber at top is fixedly connected with contiguous block（3）, the contiguous block（3）Top consolidate Surely it is connected with connecting pole（10）, the connecting pole（10）Top be fixedly connected with limited block（9）, the limited block（9）Table Surface cover is provided with extension bar（4）, the extension bar（4）Bottom offer stopper slot（8）, the stopper slot（8）Open the both sides of inwall Provided with spring groove（19）, the spring groove（19）The first spring is fixedly connected with the outside of inner chamber（18）, the spring groove（19） Inner chamber be connected with fixture block（12）, the fixture block（12）Outside be fixedly connected with movable block（11）, the spring groove （19）Top and bottom offer loose slot（16）, the loose slot（16）The top and bottom of inner side offer chute （13）, the chute（13）Inner chamber be provided with sliding block（14）, the chute（13）With spring groove（19）Top and chute （13）With spring groove（19）Bottom offer slot（15）, the slot（15）Inner chamber be connected with inserting column（17）, The extension bar（4）Top be fixedly connected with connector（7）, the connector（7）Inner chamber be provided with handle（6）, the hand Handle（6）The both sides on surface are arranged with Anti-slip cover（5）.

A kind of 2. box spanner easy to use according to claim 1, it is characterised in that：The sliding block（14）Top Inclined-plane one, the movable block are provided with bottom（11）Be provided with the top and bottom of inner side be adapted with inclined-plane one it is oblique Face two, the movable block（11）With sliding block（14）It is used cooperatively, the inserting column（17）Inner side be provided with and be adapted with inclined-plane one Inclined-plane three, the inserting column（17）With sliding block（14）It is used cooperatively.

A kind of 3. box spanner easy to use according to claim 1, it is characterised in that：The fixture block（12）With activity Groove（16）It is used cooperatively, the movable block（11）With loose slot（16）It is used cooperatively, the sliding block（14）With chute（13）Coordinate Use, the inserting column（17）With slot（15）It is used cooperatively.

A kind of 4. box spanner easy to use according to claim 1, it is characterised in that：The slot（15）With chute （13）It is connected, the chute（13）With loose slot（16）It is connected, the loose slot（16）With spring groove（19）It is connected.

A kind of 5. box spanner easy to use according to claim 1, it is characterised in that：The inserting column（17）Outside It is fixedly connected with round handle（21）, the round handle（21）Second spring is fixedly connected with the center of inner side（20）, second bullet Spring（20）Inner side and extension bar（4）Outside be fixedly connected.