CN217372153U

CN217372153U - Multifunctional wrench

Info

Publication number: CN217372153U
Application number: CN202220793619.2U
Authority: CN
Inventors: 王雪原; 孙明伟; 张晓伟
Original assignee: Hainan Longxiangyuan Technology Co ltd; Chengde Jianlong Special Steel Co Ltd
Current assignee: Hainan Longxiangyuan Technology Co ltd; Chengde Jianlong Special Steel Co Ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-09-06
Anticipated expiration: 2032-04-07

Abstract

The utility model provides a multifunctional wrench, which comprises a main body provided with an ejection hole, wherein an ejection column is movably arranged in the ejection hole, a movable chain is arranged at one end of the main body, and at least one fixed pin is arranged outside the main body; the support pillar is connected with a driving piece, the movable chain is sleeved with a part to be disassembled, the movable section of the movable chain is fixed through a fixing pin, and the driving piece drives the support pillar to move and the movable chain is clamped tightly to the part to be disassembled. The utility model discloses it is fixed to utilize activity chain and fore-set to take the dismantlement tight, further rotates the main part and can realize taking the dismantlement and the fastening of dismantlement, has the operation of being convenient for, the flexibility is high and characteristics such as practicality are strong.

Description

Multifunctional wrench

Technical Field

The utility model belongs to the technical field of machining, a multifunctional spanner is related to.

Background

The installation bolt can not be dismantled to having avoided in the overhaul of the equipments installation, various pipe fittings need use different spanners, furtherly, because the position of some equipment is narrower and small, or the later stage has increased all the other equipment, and the bolt or the pipe fitting of some positions use the spanner can't be dismantled, can only cut off and lead to the installation difficulty.

CN214025447U discloses a multifunctional F wrench, which comprises a wrench main body and at least one F wrench disposed on the wrench main body, and further comprises a sleeve movably disposed at a first end of the wrench main body along a length direction thereof. The utility model discloses a can open and close multiple model hand valve, realize the function of operating multiple model valve hand wheel, the applicability is strong, reduces the carrying capacity of instrument, improves work efficiency, can also operate the handle valve of eminence or narrow space, solves in the high altitude or the operation difficult problem that the narrow space can not reach the handle valve.

CN210147937U discloses a multifunctional wrench for oil extraction site management, which comprises a wrench B and a connecting mechanism, wherein one end of the wrench B is provided with a wrench A, the wrench B and the wrench A are fixedly connected through the connecting mechanism, one ends of the wrench B and the wrench A are both rotatably connected with a stud base, the front surface and the rear surface of the stud base are both provided with studs, one end of the outer surface of each stud is fixedly connected with a limiting block A, the stud and the stud base are slidably connected through the limiting block A, and the inner side of each stud is provided with a top block; the two studs and the jacking block between the two studs are arranged on the stud base, so that the extending length of the studs can be adjusted conveniently, the stud base is adaptive to a working environment, the use efficiency of the device is greatly improved, and the use requirement of the device is reduced.

CN209095421U discloses a multi-functional shifting wrench, including handle, decide lip, both sides face homoenergetic and decide lip complex movable lip and be used for the regulation lead screw that the movable lip stroke was adjusted, decide the lip setting at the front end of handle and with handle structure as an organic whole, the front end of handle is equipped with the through-hole that is used for the installation to adjust the lead screw, the movable lip sets up the opposite side at deciding the lip, the both sides face of movable lip is smooth surface and sawtooth surface respectively, the lower extreme of movable lip is equipped with and adjusts lead screw complex meshing tooth, the handle rear end is equipped with vice spanner, the handle rear end is equipped with can pivoted ratchet spanner. The utility model discloses a pair of multi-functional shifting wrench, simple structure, convenient to use can do the hand hammer and strike the use, has the multipurpose function, has reduced and has carried instrument weight, is difficult for letting the instrument lose again, and ratchet wrench can rotate around each 90 degrees about the round pin axle, can not influence the use of vice spanner, and ratchet wrench can adapt to multiple condition simultaneously and rotate to twist and move.

Therefore, how to provide a multifunctional wrench, which can achieve the detachment of the bolt or the pipe in the space inconvenient to operate, is a technical problem that needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a multifunctional wrench utilizes activity chain and fore-set to take the piece of tearing open to press from both sides tightly fixed, further rotates the main part and can realize taking the dismantlement and the fastening of tearing open, has the operation of being convenient for, the flexibility is high and characteristics such as practicality are strong.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a multifunctional wrench, multifunctional wrench is including the main part that is provided with ejection hole, ejection hole internalization is provided with the fore-set, the one end of main part is provided with movable chain, the outside of main part is provided with at least one fixed pin.

The support pillar is connected with a driving piece, the movable chain is sleeved with a part to be disassembled, the movable section of the movable chain is fixed through a fixing pin, and the driving piece drives the support pillar to move and the movable chain is clamped tightly to the part to be disassembled.

The utility model discloses in cooperate through activity chain and fore-set, treat that the piece of tearing open presss from both sides tightly fixedly, in the use, utilize earlier the activity chain will treat that the piece cover of tearing open establishes, then utilize the fixed pin to insert the expansion end of chain and establish fixedly, further drive fore-set motion will treat that the piece of tearing open clipcompletely, rotate the main part, can realize treating the dismantlement and the fastening of tearing open, have the flexibility high, be convenient for operation and characteristics such as practicality are strong.

It should be noted that the driving member of the present invention may be mechanically driven or hydraulically driven, for example, the hydraulic drive uses a hydraulic press to drive the prop to move.

As a preferred technical scheme of the utility model, the main part includes first mounting and second mounting, connect fixedly through the dead lever subassembly between first mounting and the second mounting.

It should be noted that, the first fixing member and the second fixing member in the present invention may be a fixing ring, a fixing block or a fixing nut, and those skilled in the art may select them reasonably according to the use condition.

As a preferred technical scheme of the utility model, the dead lever subassembly includes two at least dead levers, first mounting and second mounting pass through the dead lever and connect fixedly.

Optionally, the fixing rod assemblies are four fixing rods symmetrically welded along the top column, and the diameters of the fixing rods are 10-15 mm.

As a preferred technical scheme of the utility model, the quantity of fixed pin is two, is first fixed pin and second fixed pin respectively, first fixed pin set up in the outside of first mounting, the second fixed pin set up in the outside of second mounting.

As a preferred technical scheme of the utility model, the driving piece includes the lead screw with main part screw thread swing joint, the fore-set is the integral type structure with the lead screw, screws the lead screw, the lead screw presss from both sides tightly with the activity chain and treats the tear-off piece. Optionally, the lead screw is a ball screw.

As a preferred technical scheme of the utility model, the lead screw runs through first mounting and second mounting, first mounting and second mounting all with lead screw thread swing joint.

As a preferred technical proposal of the utility model, one end of the screw rod, which is far away from the movable chain, is provided with a screwing grip.

As an optimal technical solution of the present invention, the screwing handle includes a fixing ring disposed on the lead screw, and a movable rod penetrating the fixing ring.

As a preferred technical scheme of the utility model, the diameter of lead screw is 10 ~ 30mm, for example 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm or 30mm, the length of lead screw is 200 ~ 400mm, for example 200mm, 220mm, 240mm, 260mm, 280mm, 300mm, 320mm, 340mm, 360mm, 380mm or 400mm, the length of activity chain is 300 ~ 500mm, for example 300mm, 320mm, 340mm, 360mm, 380mm, 400mm, 420mm, 440mm, 460mm, 480mm or 500mm, the fixed pin is close to the contained angle of activity chain one side 150 ~ 170 °, for example 150 °, 152 °, 154 °, 156 °, 158 °, 160 °, 162 °, 164 °, 168 ° or 170 ° with the lead screw.

As a preferred technical scheme of the utility model, it is provided with supplementary clamp to slide on the activity chain, supplementary clamp matches with the outward appearance of waiting to tear open, cooperates the fore-set presss from both sides tightly to wait to tear open.

It should be noted that, the structure of supplementary clamp matches with the outward appearance of waiting to tear open, for example, waits to tear open and be hexagon nut, then sets up the splint that are half hexagon structure on the activity chain to in the use, splint match hexagon nut position, then compress tightly through the fore-set, splint and fore-set cooperation are pressed from both sides tightly and are waited to tear open, improve the dismantlement steadiness of treating tearing open.

Exemplarily, a method for dismounting and mounting a hexagon nut by the multifunctional wrench is provided, and the method specifically comprises the following steps:

the movable chain is sleeved on the hexagon nut to be disassembled, the movable end of the movable chain is fixedly inserted into the fixed pin after the movable chain is tightly sleeved, then the ejection column is ejected out by the driving piece, the hexagon nut is clamped with the movable chain, the multifunctional wrench is rotated, and the hexagon nut is disassembled or fastened.

The numerical range of the present invention includes not only the point values listed above, but also any point values between the above numerical ranges not listed, which is limited to space and for the sake of brevity, the present invention does not exhaust the specific point values included in the range.

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

Drawings

Fig. 1 is a schematic structural view of a multi-function wrench according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an auxiliary clip according to an embodiment of the present invention.

Wherein, 1-top column; 2-a movable chain; 3-a first fixing piece; 4-a second fixing member; 5-fixing the rod; 6-a first fixing pin; 7-a second fixation pin; 8-a lead screw; 9-screwing the grip; 10-auxiliary clip.

Detailed Description

It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In a specific embodiment, the utility model provides a multifunctional wrench, as shown in fig. 1, multifunctional wrench is including the main part that is provided with ejecting hole, ejecting downthehole activity is provided with fore-set 1, the one end of main part is provided with activity chain 2, the outside of main part is provided with at least one fixed pin.

The support pillar 1 is connected with a driving piece, the movable chain 2 is sleeved with a part to be disassembled, the movable section of the movable chain 2 is fixed through a fixing pin, the driving piece drives the support pillar 1 to move, and the movable chain 2 is tightly clamped with the part to be disassembled. Alternatively, the drive member may be a mechanical drive or a hydraulic drive, for example, a hydraulic press is used to drive the movement of the jack 1.

Specifically, the main body comprises a first fixing piece 3 and a second fixing piece 4, and the first fixing piece 3 and the second fixing piece 4 are connected and fixed through a fixing rod 5 in an assembly mode. Alternatively, the first fixing member 3 and the second fixing member 4 may be fixing rings, fixing blocks, or fixing nuts, and those skilled in the art can select them as appropriate according to the use situation.

Specifically, the fixing rod 5 assembly comprises at least two fixing rods 5, and the first fixing piece 3 and the second fixing piece 4 are fixedly connected through the fixing rods 5. Further, the dead lever 5 subassembly is four dead levers 5 along the top post 1 symmetry welding, and the diameter of dead lever 5 is 10 ~ 15 mm.

Specifically, the number of the fixing pins is two, and the fixing pins are a first fixing pin 6 and a second fixing pin 7, respectively, the first fixing pin 6 is disposed outside the first fixing member 3, and the second fixing pin 7 is disposed outside the second fixing member 4.

Specifically, the driving piece includes the lead screw 8 with main part screw thread swing joint, the fore-set 1 is the integral type structure with lead screw 8, screws lead screw 8, lead screw 8 presss from both sides tightly with activity chain 2 and treats the piece of tearing open. Optionally, the screw 8 is a ball screw 8.

Specifically, the screw 8 penetrates through the first fixing member 3 and the second fixing member 4, and both the first fixing member 3 and the second fixing member 4 are in threaded movable connection with the screw 8.

Specifically, one end of the screw 8, which is far away from the movable chain 2, is provided with a screwing handle 9. Further, the screwing handle 9 comprises a fixing ring arranged on the screw rod 8 and a movable rod penetrating through the fixing ring.

Specifically, the diameter of lead screw 8 is 10 ~ 30mm, the length of lead screw 8 is 200 ~ 400mm, the length of activity chain 2 is 300 ~ 500mm, the fixed pin is 150 ~ 170 with the contained angle that lead screw 8 is close to activity chain 2 one side.

Specifically, the movable chain 2 is provided with an auxiliary clamp 10 in a sliding mode, the auxiliary clamp 10 is matched with the appearance of the piece to be disassembled, and the ejection column 1 is matched with the piece to be disassembled in a clamping mode. Optionally, as shown in fig. 2, the structure of the auxiliary clamp 10 matches with the appearance of the to-be-disassembled part, for example, the to-be-disassembled part is a hexagon nut, and then a clamping plate in a half-hexagon structure is arranged on the movable chain 2, so that in the using process, the hexagon nut is matched with the clamping plate, and then the to-be-disassembled part is pressed tightly by the supporting pillar 1, and the clamping plate and the supporting pillar 1 are matched to clamp the to-be-disassembled part, so that the disassembly stability of the to-be-disassembled part is improved.

on locating the hexagon nut who treats to tear open with activity chain 2 cover, it is fixed to insert the expansion end and the fixed pin of activity chain 2 after tight to overlap, then utilizes the driving piece to ejecting with fore-set 1 to press from both sides tight hexagon nut with activity chain 2, rotate multi-functional spanner, dismantle or fasten hexagon nut.

Through a concrete embodiment, the utility model discloses in cooperate through activity chain 2 and fore-set 1, treat that the tear-off piece presss from both sides tightly fixedly, in the use, utilize activity chain 2 earlier will treat tear-off piece cover and establish, then utilize the fixed pin to insert the expansion end of chain and establish fixedly, further drive fore-set 1 motion will treat that the tear-off piece cliies completely, rotates the main part, can realize treating the dismantlement and the fastening of tear-off piece, have the flexibility high, be convenient for operation and characteristics such as practicality are strong.

The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.

Claims

1. The multifunctional wrench is characterized by comprising a main body provided with an ejection hole, wherein an ejection column is movably arranged in the ejection hole, a movable chain is arranged at one end of the main body, and at least one fixing pin is arranged outside the main body;

2. The multi-purpose wrench as claimed in claim 1, wherein the main body includes a first fixing member and a second fixing member, and the first fixing member and the second fixing member are connected and fixed to each other by a fixing rod assembly.

3. The multi-purpose wrench of claim 2, wherein the fixing rod assembly includes at least two fixing rods, and the first fixing member and the second fixing member are connected and fixed by the fixing rods.

4. The multi-function wrench according to claim 2, wherein the number of the fixing pins is two, and the fixing pins are a first fixing pin and a second fixing pin, the first fixing pin is disposed outside the first fixing member, and the second fixing pin is disposed outside the second fixing member.

5. The multi-purpose wrench as claimed in claim 2, wherein the driving member includes a threaded shaft movably connected to the main body, the top post and the threaded shaft are integrally formed, the threaded shaft is screwed, and the threaded shaft and the movable chain clamp the member to be disassembled.

6. The multi-function wrench as claimed in claim 5, wherein the threaded shaft extends through the first and second fastening members, and the first and second fastening members are both movably connected to the threaded shaft.

7. The multi-purpose wrench as claimed in claim 5, wherein the end of the lead screw away from the movable chain is provided with a tightening grip.

8. The multi-purpose wrench according to claim 7, wherein the tightening handle includes a fixing ring disposed on the lead screw, and a movable rod passing through the fixing ring.

9. The multi-purpose wrench according to claim 5, wherein the diameter of the lead screw is 10-30 mm, the length of the lead screw is 200-400 mm, the length of the movable chain is 300-500 mm, and the angle between the fixing pin and the lead screw near the side of the movable chain is 150-170 °.

10. The multifunctional wrench according to claim 1, wherein the movable chain is slidably provided with an auxiliary clip, the auxiliary clip matches with the appearance of the member to be disassembled and cooperates with the support pillar to clamp the member to be disassembled.