CN208854566U - A kind of all-round tightener of nut - Google Patents

Abstract

A kind of all-round tightener device category alternating current tool equipment field of nut.The technical solution of the utility model is: tightener is made of seat of plugging into, several lock shafts and nut set；Top of plugging into is formed with the upper socket cap in interior four directions for connecting with the square head that track wrench protrudes and produces the pin hole for penetrating fastening pin shaft, and lower part is formed with the lower socket cap refuted block and be inserted into nut set identical with lock shaft radical；Lock shaft upper end, which is formed with, refutes the closing piece that block is bonded with seat of plugging into, and lower end cylindrical body refutes the opposite side of block with seat of plugging into and mills a part；Nut set upper side be formed with penetrate plug into seat under socket cap centre bore and penetrate the lateral opening of lock shaft cylindrical body, the recessed hexagon cylinder greater than standard sleeper nut is produced in lower end, produced on cylinder installation positioning pin screw hole.Beneficial effect is: can quick elastic various nuts, high production efficiency is adaptable, and novel, design is rationally, structure is simple and convenient to operate, securely and reliably.

Description

A kind of all-round tightener of nut

Technical field

A kind of all-round tightener category alternating current tool equipment field of nut.

Background technique

Thread connection is the removable connection constituted using thread part, and pattern is various, convenient for disassembly and assembly, reliable operation, adds Work is easy, is low in cost, in all fields of national economy using very extensive.Screw thread can be divided into internal screw thread and external screw thread, screw thread connection It connects and exactly matches internal screw thread and external screw thread, thread connection has good self-locking performance, energy after being fastened with track wrench Two parts are linked together securely.Bolt is locked or dismantled the track wrench of various types used in nut, there is hand It is dynamic, electronic, pneumatic, surging, oil-engine driven, there are also lithium battery driving etc..No matter which kind of track wrench, It requires nut check could be unclamped from bolt on bolt or by nut by sleeve.Sleeve is by a set of multiple bands The cylinder of recessed hexagon ring is simultaneously equipped with the attachmentes such as handle, extension bar composition, these recessed hexagon rings are fixed.In reality on bolt Nut locked or unclamped in operation, often occur hex nut because of abrasion, corrode or sleeve cannot be embedded in due to colliding with Situation in recessed hex hole, so that a set of multiple sleeves are unsuitable for being inserted in hex nut.For example, six on railroad sleeper Angle nut due to the Nature and Man such as the lower corrosion of washing water, flushing water of the erosion year in year out of rain and dew frost and snow, train leaching for because The collective effect of element, the hex nut corrosion on sleeper is serious, and often irregular unilateral corrosion.Thus track wrench When the recessed hexagon cylinder insertion on head, each side of hex nut regular hexagon cannot be closely waled, by railway maintenance work Person makees " small cap ", causes the hex nut on sleeper to be difficult to disassemble, seriously affects railway maintenance job scheduling.Similar Situation is in all fields of national economy --- be especially exposed to outdoor occasion --- frequently occurs, seriously affect nut check or The efficiency for unclamping operation, there is an urgent need to innovative designs, a kind of tool equipment of conveniently and efficiently tightening nut are developed, to adapt to All fields of national economy there is an urgent need to.

Summary of the invention

The purpose of this utility model be exactly innovation develop it is a kind of can conveniently and efficiently tightening nut all-round tightener, to expire Sufficient all fields of national economy there is an urgent need to.

The technical solution of the utility model is: tightener is by seat of plugging into, several lock shafts, nut set and and positioning pin bank At；Top of plugging into is formed with the upper socket cap in interior four directions for connecting with the square head that track wrench protrudes and produces and penetrates fastening The pin hole of pin shaft, lower part are formed with the lower socket cap refuted block and be inserted into nut set identical with lock shaft radical；Lock shaft upper end It is formed with and refutes the closing piece that block is bonded with seat of plugging into, lower end cylindrical body refutes the opposite side of block with seat of plugging into and mills a part；Nut set Upper end be formed with penetrate plug into seat under socket cap centre bore and penetrate the lateral opening of lock shaft cylindrical body, lower end is produced greater than standard spiral shell Female recessed hexagon cylinder produces the screw hole of installation positioning pin on cylinder.

The beneficial effects of the utility model are: efficiently solving all fields of national economy --- especially it is exposed to outdoor rust Lose serious occasion --- the hex nut corrosion occurred in tightening nut operation is serious, and track wrench head is unable to locking screw Mother, cause hex nut be difficult fasten or dismantle the problem of, greatly speed up job scheduling, can quickly elastic standard nut and The various corrosion nuts including the sleeper nut for being referred to as " small cap " by railway maintenance worker, production can conveniently and efficiently be dismantled High-efficient, adaptable, novel, design is rationally, structure is simple and convenient to operate, securely and reliably.

Detailed description of the invention

Fig. 1 is the structural upright schematic diagram after the utility model embodiment partial sectional.

Fig. 2 is the structural upright schematic diagram after plugging into 1 partial sectional of seat in Fig. 1.

Fig. 3 is the structural upright schematic diagram of lock shaft 2 in Fig. 1.

Fig. 4 is the structural upright schematic diagram that nut covers after 3 cuttings in Fig. 1.

Specific embodiment

In conjunction with the attached drawing of the utility model embodiment the details and the course of work that the present invention will be described in detail.Obviously, described Embodiment be only the utility model one embodiment, instead of all the embodiments.Based on the reality in the utility model Apply example, those skilled in the art's other embodiments obtained without creative efforts belong to practical Novel protected range.Tightener is made of seat 1 of plugging into, several lock shafts 2, nut set 3 and positioning pin 4；It plugs into 1 top of seat It is formed with the upper socket cap in interior four directions for connecting with the square head that track wrench protrudes and produces the pin hole for penetrating fastening pin shaft, under Portion is formed with the lower socket cap for refuting block and be inserted into nut set 3 identical with 2 radical of lock shaft；2 upper end of lock shaft is formed with and plugs into Seat 1 refutes the closing piece of block fitting, and lower end cylindrical body refutes the opposite side of block with seat 1 of plugging into and mills a part；Nut covers 3 upper ends and is formed with It penetrates and plugs under seat 1 centre bore of socket cap and penetrate the lateral opening of 2 cylindrical body of lock shaft, lower end is produced recessed greater than standard nut Hexagon cylinder produces the screw hole of installation positioning pin on cylinder.In the present embodiment, the lock shaft 2 is two, the nut Covering 3 upper ends to penetrate the lateral opening of 2 cylindrical body of lock shaft is also two.Obviously, according to lock or unclamp nut operation specific needs, Lock shaft 2 can be one, three etc., and the lateral opening of nut set 3 can also accordingly be made as one, three etc..Plug into seat 1, lock Mandrel 2 and nut set 3 are made of superior alloy steel, and are strictly heat-treated.When being locked or dismantled nut operation, Whether standard nut is locked or dismantles, or disassembly is including being referred to as the sleeper nut of " small cap " by railway maintenance worker Various corrosion nuts, the cylindrical body insertion nut set 3 of lock shaft 2, the part for milling it covers 3 recessed hexagonal in face of nut, It then will be in the centre bore of the lower socket cap insertion nut set 3 for seat 1 of plugging into.The tightener that this is installed is imbedded wait lock or dismantle Nut in, be bonded the closing piece of 2 upper end of lock shaft and the block of refuting for seat 1 of plugging into, plug into seat 1 and nut set 3 between by positioning pin 4 Positioning starts track wrench, rotates clockwise, the closing piece of seat 1 of plugging into refuted block and stir clamp shaft 2 clockwise makes under lock shaft 2 A side of hex nut regular hexagon is tightly waled in the part that end cylindrical body mills, and can rapidly lock nut and bolt；It is inverse Hour hands rotation, the closing piece of seat 1 of plugging into refuted block and stir clamp shaft 2 counterclockwise, the part for milling 2 lower end cylindrical body of lock shaft are tight Lock ring lives a side of hex nut regular hexagon, can be conveniently and efficiently by hex nut no matter whether this side is corroded It disassembles.For example, when railway has tiny fragments of stone, coal, etc. route railway roadbed maintenance work to be locked or dismantled railroad sleeper nut, whether The railroad sleeper nut of locking or disassembly standard, or disassembly railway maintenance worker are referred to as the corrosion hex nut of " small cap ", The cylindrical body insertion nut set 3 of lock shaft 2, the part for milling it covers 3 recessed hexagonal in face of nut, then by seat 1 of plugging into In the centre bore of lower socket cap insertion nut set 3.The tightener that this is installed imbeds the railroad sleeper nut wait lock or dismantle In, it is bonded the closing piece of 2 upper end of lock shaft and the block of refuting for seat 1 of plugging into, starts track wrench, rotates clockwise, seat 1 of plugging into is refuted Block stirs the closing piece of clamp shaft 2 clockwise, and the hexagonal spiral shell on sleeper is tightly waled in the part for milling 2 lower end cylindrical body of lock shaft Bolt on sleeper nut and sleeper can be locked rapidly, compress rail fastener, firmly rail by one side of female regular hexagon It is fixed on sleeper；Rotation, the closing piece of seat 1 of plugging into refuted block and stir clamp shaft 2 counterclockwise counterclockwise make 2 lower end of lock shaft circle A side of the hex nut regular hexagon on sleeper is tightly waled in the part that cylinder mills, no matter whether this side is corroded, all It can be convenient and quickly disassemble hex nut.The beneficial effects of the utility model are: it is each to efficiently solve national economy The hex nut corrosion that field --- being especially exposed to the serious occasion of outdoor corrosion --- occurs in tightening nut operation is tight Weight, track wrench head is unable to locking nut, and hex nut is caused to be difficult the problem of fastening or dismantling, greatly speed up operation into Degree, can quickly elastic standard nut and conveniently and efficiently dismantle including by railway maintenance worker be referred to as " small cap " sleeper Various corrosion nuts including nut, high production efficiency is adaptable, and novel, design is rationally, structure is simple, operation side Just, securely and reliably.

Claims (1)

1. a kind of all-round tightener of nut, it is characterised in that: tightener is by seat of plugging into (1), several lock shafts (2), nut sets (3) it is formed with positioning pin (4)；Plug into seat (1) top be formed with for connect with the square head that track wrench protrudes it is interior four directions Socket cap simultaneously produce penetrate fastening pin shaft pin hole, lower part be formed with it is identical with lock shaft (2) radical refute block and be inserted into nut Cover the lower socket cap of (3)；Lock shaft (2) upper end, which is formed with, refutes the closing piece that block is bonded, lower end cylindrical body and seat of plugging into seat of plugging into (1) (1) it refutes the opposite side of block and mills a part；Nut set (3) upper end be formed with penetrate under seat of plugging into (1) centre bore of socket cap and The lateral opening of lock shaft (2) cylindrical body is penetrated, the recessed hexagon cylinder greater than standard nut is produced in lower end, and it is fixed that installation is produced on cylinder The screw hole of position pin (4).