CN204183485U - A kind of hydraulic spanner assembly - Google Patents

Abstract

The utility model discloses a kind of hydraulic spanner assembly, comprise hydraulic spanner and sleeve, hydraulic spanner assembly also comprises the conversion equipment for connecting hydraulic spanner and sleeve, conversion equipment comprises square toes, square bar and catch assembly, square toes and square bar be set to one, square toes be sheathed on hydraulic spanner pullover in, square bar sleeve is located in the driving square hole of sleeve, catch assembly comprises catch and locking member, and catch is installed in the end face of square toes by locking member, and prevents the pullover disengaging square toes of hydraulic spanner.Hydraulic spanner assembly of the present utility model has that structure is simple, easy to operate, versatility is good and the advantages such as long service life.

Description

A kind of hydraulic spanner assembly

Technical field

The utility model relates to hydraulic spanner instrument, particularly relates to a kind of hydraulic spanner assembly.

Background technology

Conventional hydraulic spanner, mainly contain drive-type hydraulic torque wrench (i.e. TU-3 spanner) and hollow type hydraulic torque wrench (TX-2 spanner), drive-type hydraulic torque wrench, drive dimension sleeve to realize the pretension of nut by driving shaft, the benefit of drive-type hydraulic torque wrench is, as long as when torque range allows, can complete the bolt of different size according to the corresponding high strength sleeve of replacement, for universal hydraulic spanner, the scope of application is wider.Hollow type hydraulic torque wrench, then be equipped with spacer shell to use, can only with spanner specification matching range within bolt in use, therefore, hollow hydraulic torque spanner becomes a special hydraulic torque wrench, generally screw rod stretch long, spatial dimension is smaller, double nut, pitch of bolts are too little, nut and appts wall too little, or use more in the difficult operating mode of some specific industries.

In prior art, usually need to use drive-type hydraulic torque wrench and hollow type hydraulic torque wrench simultaneously, the installation of the fan blade of such as wind-driven generator, the screw of fan blade needs to carry out moment adjustment and inspection, segment screw adopts drive-type hydraulic torque wrench to coordinate nigger to operate, but another part screw then needs to use hollow type hydraulic torque wrench to operate, because two kinds of spanners can not be general, and the screw of fan blade is more, need during use often to switch, not only consuming timely to take a lot of work, operation is loaded down with trivial details, and affect the service life of instrument.

Utility model content

The technical problems to be solved in the utility model overcomes the deficiencies in the prior art, provides that a kind of structure is simple, easy to operate, versatility is good, the hydraulic spanner assembly of long service life.

For solving the problems of the technologies described above, the utility model by the following technical solutions:

A kind of hydraulic spanner assembly, comprise hydraulic spanner and sleeve, described hydraulic spanner assembly also comprises the conversion equipment for connecting described hydraulic spanner and sleeve, described conversion equipment comprises square toes, square bar and catch assembly, described square toes and square bar are set to one, described square toes be sheathed on described hydraulic spanner pullover in, described square bar sleeve is located in the driving square hole of described sleeve, described catch assembly comprises catch and locking member, described catch is installed in the end face of described square toes by locking member, and prevents the described square toes of pullover disengaging of described hydraulic spanner.

Further improvement as technique scheme:

Described square toes are the pullover corresponding hexahedron with described hydraulic spanner, and described square bar is the four limit bodies corresponding with the driving square hole of described sleeve.

Described catch be regular hexagon pad, and sectional dimension is identical with the sectional dimension of described square toes.

The side of described square bar offers fixing hole, two sidewalls that described driving square hole is relative all offers the through hole corresponding with described fixing hole, in described fixing hole and two through holes, is equipped with iron wire.

Described locking member comprises wing nut and bolt, and described bolt is through described catch and square toes threaded engagement.

Compared with prior art, the utility model has the advantage of:

Hydraulic spanner assembly of the present utility model, comprise hydraulic spanner and sleeve, hydraulic spanner assembly also comprises the conversion equipment for connecting hydraulic spanner and sleeve, conversion equipment comprises square toes, square bar and catch assembly, square toes and square bar are set to one, square toes be sheathed on hydraulic spanner pullover in, square bar sleeve is located in the driving square hole of sleeve, catch assembly comprises catch and locking member, catch is installed in the end face of square toes by locking member, and prevent the pullover disengaging square toes of hydraulic spanner, the utility model hydraulic spanner assembly, only need to use a kind of hydraulic spanner, namely can realize carrying out moment adjustment to all screws of fan blade and detecting operation, decrease change hydraulic spanner with the adjustment operation of moment and time, simplify operational sequence, effectively raise operating efficiency and tool life, simultaneously, eliminate the use of drive-type hydraulic torque wrench instrument, inventory-carrying cost and maintenance cost are saved, simple to operation, economical and practical, versatility is good.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model hydraulic spanner assembly.

Fig. 2 is the top view of Fig. 1.

Fig. 3 is the left view of Fig. 1.

Fig. 4 is the structural representation of the conversion equipment of the utility model hydraulic spanner assembly.

Fig. 5 is the top view of Fig. 4.

Fig. 6 is the right view of Fig. 4.

In figure, each label represents:

1, hydraulic spanner; 2, sleeve; 21, square hole is driven; 3, conversion equipment; 31, square toes; 32, square bar; 321, fixing hole; 33, catch assembly; 34, catch; 35, locking member; 351, wing nut; 352, bolt.

Detailed description of the invention

Below in conjunction with Figure of description and specific embodiment, the utility model is described in further detail.

Fig. 1 to Fig. 6 shows a kind of embodiment of the utility model hydraulic spanner assembly, this hydraulic spanner assembly comprises hydraulic spanner 1 and sleeve 2, hydraulic spanner assembly also comprises the conversion equipment 3 for connecting hydraulic spanner 1 and sleeve 2, conversion equipment 3 comprises square toes 31, square bar 32 and catch assembly 33, square toes 31 and square bar 32 are set to one, square toes 31 be sheathed on hydraulic spanner 1 pullover in, square bar 32 is sheathed in the driving square hole 21 of sleeve 2, catch assembly 33 comprises catch 34 and locking member 35, catch 34 is installed in the end face of square toes 31 by locking member 35, and prevent the pullover disengaging square toes 31 of hydraulic spanner 1, in the present embodiment, hydraulic spanner 1 is hollow type hydraulic torque wrench, during use, square bar 32 is inserted in the driving square hole 21 of sleeve 2, and without relatively rotating between square bar 32 and sleeve 2, then hydraulic spanner 1 is set on square toes 31, and without relatively rotating between hydraulic spanner 1 and square toes 31, by catch 34 and catch lock gripping members 35, hydraulic spanner 1 is fastened on square toes 31 again, then rotating hydraulic spanner 1, square toes 31 and square bar 32 is driven to rotate, rotate to be with moving sleeve 2, moment adjustment is carried out to the screw being set in sleeve 2 other end, installation or removal.The present embodiment hydraulic spanner assembly, only need to use a kind of hydraulic spanner 1(and hollow type hydraulic torque wrench), namely can realize carrying out moment adjustment to all screws of fan blade and detecting operation, decrease the operation and time of changing hydraulic spanner 1 and adjustment moment, simplify operational sequence, effectively raise operating efficiency and tool life, simultaneously, eliminate the use of drive-type hydraulic torque wrench instrument, save inventory-carrying cost and maintenance cost, simple to operation, economical and practical, versatility is good.

In the present embodiment, square toes 31 are the pullover corresponding hexahedron with hydraulic spanner 1, be convenient to pullover the coordinating of square toes 31 and hydraulic spanner 1, realizing hydraulic spanner 1 can drive square toes 31 to rotate, square bar 32 is the four limit bodies corresponding with the driving square hole 21 of sleeve 2, be convenient to square bar 32 coordinate with driving square hole 21, realize square bar 32 and moving sleeve 2 can be with to rotate, making hydraulic spanner 1 and square toes 31, square bar 32 and sleeve 2 form one can the entirety of synchronous axial system.

In the present embodiment, catch 34 be regular hexagon pad, and sectional dimension is identical with the sectional dimension of square toes 31, be convenient to hydraulic spanner 1 and also can be set in square toes 31 through catch 34, rotate catch 34, staggered in its regular hexagon position and the orthohexagonal position of square toes 31 end face, the pullover of hydraulic spanner 1 is fastened on square toes 31, and then prevent the pullover of hydraulic spanner 1 from skidding off from square toes 31 or coming off.

In the present embodiment, the side of square bar 32 offers fixing hole 321, drive on two relative sidewalls of square hole 21 and all offer the through hole corresponding with fixing hole 321, iron wire is equipped with in fixing hole 321 and two through holes, square bar 32 is inserted in and drives in square hole 21, by wearing iron wire, and iron wire being wrapped on the outer wall of sleeve 2, departing to prevent square bar 32 and sleeve 2.

In the present embodiment, locking member 35 comprises wing nut 351 and bolt 352, bolt 352 is through catch 34 and square toes 31 threaded engagement, wing nut 351 is set in the head of bolt 352, and turn clockwise wing nut 351, and catch 34 is locked, be rotated counterclockwise wing nut 351, catch 34 loosens, to rotate, adopts wing nut 351 easy to adjust.

Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.

Claims (5)

1. a hydraulic spanner assembly, comprise hydraulic spanner (1) and sleeve (2), it is characterized in that: described hydraulic spanner assembly also comprises the conversion equipment (3) for connecting described hydraulic spanner (1) and sleeve (2), described conversion equipment (3) comprises square toes (31), square bar (32) and catch assembly (33), described square toes (31) and square bar (32) are set to one, described square toes (31) be sheathed on described hydraulic spanner (1) pullover in, described square bar (32) is sheathed in the driving square hole (21) of described sleeve (2), described catch assembly (33) comprises catch (34) and locking member (35), described catch (34) is installed in the end face of described square toes (31) by locking member (35), and prevent the described square toes of pullover disengaging (31) of described hydraulic spanner (1).

2. hydraulic spanner assembly according to claim 1, it is characterized in that: described square toes (31) are the pullover corresponding hexahedron with described hydraulic spanner (1), and described square bar (32) is the four limit bodies corresponding with the driving square hole (21) of described sleeve (2).

3. hydraulic spanner assembly according to claim 2, is characterized in that: described catch (34) is regular hexagon pad, and sectional dimension is identical with the sectional dimension of described square toes (31).

4. hydraulic spanner assembly according to any one of claim 1 to 3, it is characterized in that: the side of described square bar (32) offers fixing hole (321), two sidewalls that described driving square hole (21) is relative all offer the through hole corresponding with described fixing hole (321), in described fixing hole (321) and two through holes, is equipped with iron wire.

5. hydraulic spanner assembly according to any one of claim 1 to 3, it is characterized in that: described locking member (35) comprises wing nut (351) and bolt (352), described bolt (352) is through described catch (34) and square toes (31) threaded engagement.