CN109850387B - Metal sealing packing box for turboshaft engine - Google Patents

Abstract

The invention relates to a metal sealing packaging box for a turboshaft engine, which comprises a box body, wherein an engine fixing support and a track assembly are arranged in the box body, the engine fixing support can slide back and forth through the track assembly, and a detachable supporting guide rail assembly is arranged outside the box body. The metal sealing packaging box of the turboshaft engine can be used for land transportation such as trains and automobiles, air transportation (can be used for rice 17 series helicopters, and the transportation height is not more than 10 km) and sea transportation. Through the improvement to turboshaft engine metal seal packing box structure, the improvement of casing intensity, the improvement of outside and inside damping mode, improve turboshaft engine metal seal packing box speed per hour and transportation distance. The invention has high safety, is suitable for long-distance transportation in various paths, has various transportation modes and wide application range, can ensure the safety of the engine and has stronger practicability.

Description

Metal sealing packing box for turboshaft engine

Technical Field

The invention belongs to the technical field of turbine engines, and relates to a metal sealing packing box for a turboshaft engine.

Background

The turboshaft engine is an important part of a rice-series helicopter, and when the aircraft engine is put into use formally, the aircraft engine needs to be kept in a factory state, so that the aircraft engine can be put into use safely and reliably. The packing box of aero-engine is an accessory product in aviation industry, is an indispensable carrier for transporting the aero-engine, and the state control of the aero-engine in the period of delivery to a use unit and oil seal storage after new manufacture and maintenance is basically guaranteed by the packing box. At present, the domestic turboshaft engine mainly uses a wooden packing box for transportation and storage.

Objective disadvantages of the prior art: the transportation mode can only adopt railways and highways for transportation, and is limited; the speed per hour of automobile transportation is not more than 60km/h, and the speed per hour of transportation is low; the automobile transportation distance does not exceed 2000km, and the transportation distance is limited; the oil seal package has the longest storage time of 4 years, short storage time, low safety, poor road conditions (large vibration) and poor protection for the turboshaft engine in case of accidents.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the metal sealing packing box for the turboshaft engine, which is high in safety, suitable for long-distance transportation in various paths, various in transportation mode, wide in application range, capable of ensuring the safety of the engine and strong in practicability.

The invention provides the following technical scheme:

the utility model provides a turboshaft engine metal seal packing box, includes the box, is equipped with engine fixed bolster and track subassembly in the box, and the engine fixed bolster can make a round trip to slide through the track subassembly, and the box is equipped with outward and to dismantle supporting guide rail assembly.

Preferably, the tank body is arranged in the middle of the box body, the sealing heads are arranged on two sides of the tank body and comprise a left sealing head and a right sealing head, and a sealing rubber strip is arranged between the tank body and the sealing heads.

In any of the above aspects, preferably, the pot body and the end enclosure are connected through a hinge assembly.

In any of the above schemes, preferably, at least one side of the tank body is movably connected with a handle.

In any of the above schemes, preferably, the lower part of the end enclosure is provided with an exhaust hole assembly for exhausting the original air in the tank body when nitrogen is filled.

In any of the above schemes, preferably, the two ends of the outside of the tank body are provided with square tank body brackets. Thereby square box support guarantees that the jar body can stably stand, and stability is better during the transportation.

In any of the above schemes, preferably, the corner at the upper part of the box body bracket is provided with a positioning pin.

In any of the above solutions, it is preferable that the tank body is externally provided with a reinforcing rib in a protruding manner. The reinforcing rib is annularly arranged outside the tank body.

In any of the above solutions, preferably, the reinforcing rib is arranged in the middle of the square box body brackets at the two ends.

In any of the above schemes, preferably, the tank body is internally provided with an instrument box, and at least a humidity observation hole, a pressure gauge, an inflation nozzle and a pressure release valve are arranged in the instrument box.

In any of the above embodiments, preferably, the history data box is provided outside the tank.

In any of the above aspects, preferably, a random tool box is provided outside the tank body.

In any of the above schemes, preferably, the outer part of the tank body is provided with a hanging ring, and the hanging ring is used for lifting the packing box.

In any one of the above schemes, preferably, the number of the hanging rings is four, and the four hanging rings are symmetrically arranged.

In any of the above schemes, preferably, an external longitudinal beam support, an external cross beam support and an accessory tool box are arranged in the box body and used for storing the disassembled support guide rail assembly.

Preferably in any above-mentioned scheme, external longeron support welds in pot body left side, and external crossbeam support welds in right head inner wall, and the setting of annex toolbox is in track subassembly bottom space.

In any of the above schemes, preferably, a sled type sleeper component is arranged at the lower part of the tank body.

In any of the above schemes, preferably, the upper half part of the sled type sleeper component is provided with a steel shell, a sleeper is arranged in the steel shell, and the lower part of the sleeper extends out of the steel shell to be contacted with the ground. The sleeper is made of pine material.

In any of the above schemes, preferably, the position of the steel shell corresponding to the positioning pin at the upper part of the pot body is provided with a positioning hole.

In any of the above schemes, preferably, the front end of the sleeper is provided with a through hole, and a towing rope can be penetrated into the through hole to tow on the ice and snow road surface.

In any of the above schemes, preferably, a hole is drilled at the position of the steel shell corresponding to the positioning pin at the upper part of the pot body. In any of the above aspects, preferably, the crosstie is provided with a forklift groove.

In any of the above solutions, preferably, the lower part of the track assembly is provided with a damping assembly.

In any of the above schemes, preferably, six groups of vibration reduction assemblies are arranged in the tank body, and the vibration reduction assemblies are symmetrically placed in the pot body from side to side.

In any of the above aspects, preferably, the damping assembly is connected to the track assembly.

In any of the above solutions, preferably, the side surface of the damping assembly is provided with a circular damping pad.

In any one of the above schemes, preferably, the damping subassembly includes the damping support, and the damping support welds on the pot body inner wall, and the damping support is frame type structure.

In any of the above schemes, preferably, the damping support is provided with a positioning ring and a drum-shaped damping pad in sequence in the up-down direction, and the damping support is connected to the lower part of the track assembly through a connecting piece.

In any of the above schemes, preferably, the two ends of the track assembly are provided with baffle assemblies, an outer support plate is arranged between the track assembly and the baffle assemblies, and the baffle assemblies comprise front baffles and rear baffles.

In any of the above-mentioned schemes preferably, the track subassembly is fixed in the pot body through the damping subassembly, and its preceding baffle is equipped with locating pin B for radial location after the engine fixing support has been pushed into the pot body along the guide rail.

In any of the above schemes, preferably, the end face plate of the positioning pin B is provided with a damping pad.

In any of the above solutions, it is preferable that the engine fixing bracket is composed of a rear support assembly, a middle auxiliary support, an engine bracket, and a front support assembly, the engine bracket is horizontally disposed, and the rear support assembly and the middle auxiliary support are both disposed on the upper portion of the engine bracket.

In any of the above schemes, preferably, the engine bracket comprises a frame body, the frame body is horizontally arranged, and wheels are arranged on the lower portion of the frame body.

In any of the above aspects, preferably, the front support assembly is bolted to an earring on the first fulcrum housing of the engine rotor.

In any of the above embodiments, it is preferable that the portion of the polish rod where the bolt contacts the earring is vulcanized with a layer of 0.5mm thick fluororubber.

In any of the above embodiments, the rear support assembly is preferably bolted to the main transmission case with a ball joint.

In any of the above solutions, it is preferable that a rubber damping bushing is provided between the bushings of the front and rear axle supporting seats of the front and rear supporting assemblies for absorbing up and down vibration.

In any of the above schemes, preferably, the support rail assembly is composed of an external cross beam assembly, two external longitudinal beam assemblies and a trigger lever, and the trigger lever is used for adjusting the height of the support rail assembly.

In any of the above schemes, preferably, the external cross beam assembly includes two external cross beams, the two external longitudinal beam assemblies include two external longitudinal beams, and the external cross beams and the external longitudinal beams are arranged in a vertical crossing manner.

Advantageous effects

The invention provides a metal sealing packing box of a turboshaft engine and a using method thereof, and the metal sealing packing box has the following advantages:

1. the metal sealing packing box of the turboshaft engine can be used for land transportation (trains and automobiles), air transportation (can be used for rice 17 series helicopters, and the transportation height is not more than 10 km) and sea transportation;

2. the speed per hour of automobile transportation of the metal sealing packing box of the turboshaft engine is improved (from 60km/h to 80km/h in the case of a wooden packing box) by improving the structure of the metal sealing packing box of the turboshaft engine, improving the strength of a shell and improving the external and internal vibration reduction modes; the automobile transportation distance is increased (from 2000km to no limit). Meanwhile, the safety of the turboshaft engine during transportation is improved;

3. the method comprises the steps of filling low-pressure nitrogen into a metal sealing packaging box of the turboshaft engine, and reducing the oxidation rancidity time of oil seal oil in the storage process by utilizing the difference of the oxidation speed of the oil seal oil in air and inert gas, so that the oil seal packaging storage time of the turboshaft engine is prolonged to 10 years from 4 years at most;

4. an instrument box is arranged outside the metal sealing packing box of the turboshaft engine, a humidity observation hole, a pressure gauge, an inflation connector and a pressure relief valve are arranged in the instrument box, so that the state in the metal sealing packing box of the turboshaft engine can be monitored at any time, and the humidity and the pressure in the packing box can meet the requirements;

5. a random tool box is arranged outside the metal sealing packing box of the turboshaft engine, and tools in the random tool box can meet the requirements of opening, packing, inflating and deflating the aeroengine;

6. a history data box is arranged outside the metal sealing packing box of the turboshaft engine and used for storing related history files of the turboshaft engine;

7. the bottom of the metal sealing packing box of the turboshaft engine is provided with a sled type sleeper which is used for dragging the metal sealing packing box on the ice and snow road surface;

8. the sled type sleeper with the metal sealing packing box of the turboshaft engine is provided with a forklift groove, and can be loaded, unloaded, stacked and transported in short distance by a forklift;

9. four lifting rings are arranged above the metal sealing packing box of the turboshaft engine and are used for integrally lifting the packing box;

10. the metal sealing packing box of the turboshaft engine allows stacking and storing, and the locating pin and the locating hole are arranged on the shell of the packing box, so that the upper box body and the lower box body are not staggered and the gravity center is not deviated when stacking, and the stable and reliable state is ensured when the packing box is stacked and stored.

Drawings

FIG. 1 is a partial schematic view of a preferred embodiment of the metal-sealed package for a turboshaft engine of the present invention;

FIG. 2 is another partial schematic structural view of a preferred embodiment of the metal seal packing box for the turboshaft engine of the present invention;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is another side view of FIG. 1;

FIG. 5 is a further partial schematic view of a preferred embodiment of the metal-sealed package for a turboshaft engine according to the present invention;

FIG. 6 is a further partial schematic view of a preferred embodiment of the metal-sealed package for a turboshaft engine according to the present invention;

FIG. 7 is a partial schematic view of FIG. 1;

FIG. 8 is a side view of FIG. 7;

FIG. 9 is a top view of FIG. 8;

FIG. 10 is a schematic view of a track assembly;

FIG. 11 is a partial side elevational view of FIG. 10;

FIG. 12 is a schematic diagram of an engine mounting bracket configuration;

FIG. 13 is a schematic structural view of a front support assembly;

FIG. 14 is a schematic view of the front and rear axle supports;

FIG. 15 is a top view of FIG. 14;

FIG. 16 is a partial cross-sectional structural view of FIG. 14;

FIG. 17 is a schematic view of a support rail assembly;

FIG. 18 is a top view of FIG. 17;

FIG. 19 is a schematic view of a vent assembly;

FIG. 20 is a partial structural cross-sectional view of the snow plow assembly;

FIG. 21 is a schematic structural view of a snowboard crosstie assembly;

FIG. 22 is a schematic view of the rear support assembly construction;

FIG. 23 is a cross-sectional view of FIG. 22;

FIG. 24 is a side view of FIG. 22;

FIG. 25 is a schematic view of an intermediate secondary support structure;

FIG. 26 is a schematic view of a front support assembly configuration;

FIG. 27 is a schematic structural view of an outboard stringer assembly;

FIG. 28 is another structural schematic view of the circumscribing rail assembly;

FIG. 29 is a schematic structural view of a circumscribing beam assembly;

FIG. 30 is a partial schematic structural view of the support assembly;

FIG. 31 is a schematic view of a hinge assembly configuration;

fig. 32 is another schematic view of the hinge assembly.

Detailed Description

In order to further understand the technical features of the present invention, the present invention is described in detail with reference to the specific embodiments below. The embodiments are given by way of illustration only and not by way of limitation, and any insubstantial modifications, based on the present disclosure, may be made by those skilled in the art without departing from the scope of the present disclosure.

Example 1

As shown in fig. 1-32, a metal seal packing box for a turboshaft engine comprises a box body, wherein an engine fixing support 1 and a track assembly 2 are arranged in the box body, the engine fixing support 1 can slide back and forth through the track assembly 2, and a detachable supporting guide rail assembly 3 is arranged outside the box body. The detailed structure still includes head, joint strip, pot body, stiffening rib, instrument box, box support, locating pin, rings, external longeron support, external crossbeam support, annex toolbox, record data case, hinge subassembly, baffle subassembly, damping subassembly, random toolbox, track subassembly, sled formula sleeper subassembly etc. and constitutes.

The support rail assembly 3 is used for supporting the engine fixing outside the package case, thereby facilitating the fixing of the turboshaft engine to the engine fixing bracket 1 or the separation of the engine from the engine fixing bracket 1. The engine fixing bracket 1 can move along the track on the track component 2 in the packing box and the track on the supporting guide rail component 3 outside the box. When the engine is packed, after the assembly and fixation of the engine fixing support 1 are completed, the engine fixing support 1 and the engine are pushed into the packing box from the outer edge of the packing box along the track of the supporting guide rail assembly 3 and are fixed. When the box is opened, the engine fixing bracket 1 together with the engine needs to be pulled out from the packaging box along the rail of the rail assembly 2. After the opening and the packing are finished, the supporting guide rail assembly is disassembled and is arranged in a specified position for fixing.

According to a further optimized technical scheme, as shown in figures 1 and 2, a tank body 4 is arranged in the middle of the box body, end sockets are arranged on two sides of the tank body 4 and comprise a left end socket 5 and a right end socket 6, and a sealing rubber strip 7 is arranged between the tank body 4 and the end sockets. The metal sealing packaging box of the turboshaft engine is a metal sealing packaging box and integrally adopts a pot type, and the purpose is that after a pot body is filled with nitrogen, the pot body surface is kept uniformly pressurized. In the picture, do not open under the general condition of left head 5, open when only having a pot body overhauld, pot body right side head 6 uses when normally opening for the packing box. After the ring flange with pot body 4 and head becomes sealing rubber strip 7 through the torque wrench pressure deformation of connecting bolt with regulation torsion, realize the sealed of packing box.

According to a further optimized technical scheme, at least one side of the tank body is movably connected with a handle 8.

According to the further optimized technical scheme, the pot body 4 and the end enclosure are connected through the hinge assembly 9, as shown in fig. 6, 31 and 32, the labor intensity can be reduced, when the end enclosure is opened, the end enclosure is pulled out of the flange plate by pulling the handle 8, then the end enclosure is transferred by utilizing the hinge assembly 9, and the end enclosure can be opened by pulling the handle 8 backwards.

An exhaust hole assembly is arranged in the sealing head, the exhaust hole assembly comprises an exhaust hole 38, and a sealing plug 36 seals the exhaust hole and further seals the exhaust hole through a sealing rubber ring 37, as shown in fig. 19. The exhaust hole assembly is used for exhausting the original air in the tank body when the nitrogen is filled.

According to a further optimized technical scheme of the invention, two ends of the outer part of the tank body 4 are provided with square tank body brackets 10, as shown in fig. 5. The box both ends respectively have a square box support 10, and one side is in order to guarantee that the packing box is depositing and the stability under the transport state, also does the reinforcing effect to thin-wall pot body simultaneously, increases the ability that pot body resisted the impact force of circumferencial direction.

According to a further optimized technical scheme, a positioning pin A11 is arranged at an included angle at the upper part of the box body support 10. The positioning function is realized when the boxes are stacked up and down.

According to a further optimized technical scheme, reinforcing ribs 12 are arranged outside the tank body 4 in a protruding mode. The reinforcing ribs 12 also serve as circumferential reinforcement for the thin-walled pot body 4.

According to a further optimized technical scheme, the reinforcing rib 12 is arranged in the middle of the box body supports 10 with the two square ends.

According to a further optimized technical scheme, an instrument box 13 is arranged in the tank body 4, and at least a humidity observation hole, a pressure gauge, an inflation connector and a pressure release valve are arranged in the instrument box 13, so that the state in the metal sealing packing box of the turboshaft engine can be monitored and inflated and deflated at any time, and the humidity and the pressure of the packing box body can meet requirements.

In a further preferred embodiment of the present invention, as shown in fig. 5 and 6, a history data box 14 is provided outside the tank 4 for storing the related history document of the turboshaft engine.

The technical scheme of the invention is that a random tool box 15 is arranged outside the tank body 4 and used for storing and releasing the packing tools, and the tools in the random tool box can meet the requirements of packing and air inflation of the aeroengine.

According to a further optimized technical scheme, the outer portion of the tank body 4 is provided with a hanging ring 16, the hanging ring 16 is used for lifting a packing box, and the hanging ring 16 can bear the total weight of the empty packing box and the empty packing box after the empty packing box is loaded into an aeroengine.

According to a further optimized technical scheme, the number of the hanging rings 16 is four, and the four hanging rings 16 are symmetrically arranged.

According to a further optimized technical scheme of the invention, as shown in fig. 4 and 6, an external longitudinal beam support storage box 17, an external beam support storage box 18 and an accessory tool box 19 are arranged in the box body, are used for storing the decomposed support guide rail assemblies 3 and are transported together with the packing box, and are convenient to use when the box is opened next time. For furthest's utilizing the internal space of pot, fully consider that aeroengine packs into pot body 4 after, space size everywhere welds external longeron support bin 17 in pot body 4 left side, welds external crossbeam support bin 18 in 6 inner walls of right side head, puts into 2 bottom spaces of track subassembly with annex toolbox 19.

According to a further optimized technical scheme, a sled type sleeper component 20 is arranged at the lower part of the tank body 4.

According to a further optimized technical scheme of the invention, as shown in fig. 5, the sled type sleeper assembly 20 is provided with an outer steel shell 201 (the outer shell of the sleeper assembly, namely a box body cross beam is welded with two box body supports and reinforcing ribs), a sleeper 203 is arranged in the outer steel shell, the lower part of the sleeper 203 protrudes out of the steel shell 201, the sleeper 203 is in contact with the ground, the sleeper 203 is made of pine wood, and the sleeper 203 is used for absorbing the up-and-down vibration of a part of a packing box in the transportation process. The front end of the sleeper 203 is provided with two holes 204, and a hauling rope can be penetrated into the holes to tow on the ice and snow road surface. Simultaneously the recess of box 201 lower part corresponds pot body 4 upper portion locating pin, and the lower part is equipped with locating hole 205 for the packing box stacks when depositing upper and lower box dislocation, focus do not squint to the state is stable, reliable when guaranteeing that the packing box stacks to deposit. The sled type sleeper is provided with a forklift groove 206, a pallet fork is inserted into the forklift groove 206 when the sled type sleeper is loaded and unloaded, stacked and transported in a short distance by a forklift, the transportation stability of a packing box is ensured, and the detailed structure of the sled type sleeper component 20 is shown in fig. 20 and 21. Since the sled sleeper assembly 20 is provided with the fork truck grooves 206, in order to reinforce the strength of the sleeper, reinforcing supports 207 are provided at corresponding positions above the fork truck grooves 206. The crossties in the crosstie assembly are in direct contact with the ground.

According to a further optimized technical scheme of the invention, as shown in fig. 5, six groups of damping assemblies 21 are arranged in the pot body 4, and the damping assemblies 21 are symmetrically placed at the left and right in the pot body 4.

According to a further optimized technical scheme of the invention, the damping assembly 21 is connected with the track assembly 2. The damping module 21 is connected to the rail module 2 by means of bolts,

according to a further optimized technical scheme of the invention, as shown in fig. 7-9, the side surface of the damping assembly 21 is provided with a circular damping pad 22. The compression amount of the circular damping pad 22 on the side surface of the damping module 21 and the rail module 2 is adjusted to have a good damping effect.

According to a further optimized technical scheme, the vibration reduction assembly 21 comprises a vibration reduction support 211, the vibration reduction support 211 is welded on the inner wall of the pot body 4, and the vibration reduction support 211 is of a frame-shaped structure.

According to a further optimized technical scheme, the positioning ring 212 and the drum-shaped vibration damping pad 213 are sequentially arranged in the upper direction and the lower direction of the vibration damping support 211, and the vibration damping support 211 is connected to the lower portion of the track assembly 2 through a connecting piece. According to the gravity center position of the aircraft engine and the difference of the gravity bearing of the engine by each supporting connecting piece of the engine fixing support 1, a damping assembly 21 with one group or two groups of damping pads is adopted. The drum-shaped vibration damping pad 213 in the vibration damping assembly 21 is mainly used for absorbing the up-and-down vibration of part of the engine during transportation, and the side circular vibration damping pad 22 is mainly used for absorbing the left-and-right vibration of part of the engine during transportation.

According to a further optimized technical scheme of the invention, as shown in fig. 5, fig. 10 and fig. 11, a guide rail 37 is arranged in the track assembly 2, bottom support plates 38 are arranged on two sides of the guide rail 37, baffle assemblies 23 are arranged at two ends of the track assembly 2, an outer support plate 36 is arranged between the track assembly 2 and the baffle assemblies 23, and the baffle assemblies 23 comprise a front baffle 231 and a rear baffle 232.

According to a further optimized technical scheme, the track assembly 2 is fixed in the pot body 4 in a hanging manner through the vibration reduction assembly 21, the front baffle 231 of the track assembly is provided with two positioning pins B24, and the positioning pins B24 are used for positioning the engine fixing bracket 1 in the radial direction after the engine fixing bracket 1 is pushed into the pot body 4 along the guide rail, so that the engine fixing bracket 1 cannot jump from a supporting surface of the guide rail assembly 2 when jolting during transportation.

According to a further optimized technical scheme, a damping pad 25 is arranged on an end face panel of the positioning pin B24. When the engine fixing support 1 is pushed into the tank body 4, vibration reduction and noise reduction are realized, and the vibration reduction pad 25 and the baffle plate assembly 23 act together to absorb front and rear impact force generated in the transportation process of the engine and axially position the engine fixing support 1.

According to a further optimized technical scheme of the invention, as shown in fig. 12 and 13, the engine fixing bracket 1 is composed of a rear supporting assembly 26, a middle auxiliary supporting assembly 27, an engine bracket 28 and a front supporting assembly 29, wherein the engine bracket 28 is horizontally arranged, and the rear supporting assembly 26 and the middle auxiliary supporting assembly 27 are arranged on the upper part of the engine bracket 28. The configuration of the rear support assembly 26 is shown in fig. 22-24, the configuration of the intermediate auxiliary support 27 is shown in fig. 25, and the configuration of the front support assembly 29 is shown in fig. 26.

According to a further optimized technical scheme of the invention, the engine bracket 28 comprises a frame body 281, the frame body 281 is horizontally arranged, and wheels 282 are arranged at the lower part of the frame body 281. When the packing box is loaded into or unpacked from the engine, the guide rails on the rail assembly 2 and the supporting guide rail assembly 3 can move inside and outside the pot body 4.

According to a further optimized technical scheme of the invention, the front support assembly 29 is connected with an earring on a first fulcrum shell of the engine rotor through four bolts.

In any of the above embodiments, it is preferable that the portion of the polish rod where the bolt contacts the earring is vulcanized with a layer of 0.5mm thick fluororubber. The earrings are joint bearings, and the requirements on the surface roughness and the dimensional accuracy of the inner hole walls of the joint bearings are high. During transportation, the strength of the connecting bolt is particularly required to bear the continuous impact force during transportation, and meanwhile, the bolt cannot damage the inner wall of the knuckle bearing. Therefore, when the connecting bolt is designed, a layer of fluororubber with the thickness of 0.5mm is vulcanized on the polished rod part of the bolt, which is in contact with the knuckle bearing, so that the bolt has higher strength and the surface of the inner hole of the knuckle bearing is not damaged.

A further preferred embodiment of the invention is that the rear support assembly 26 is bolted to the main transmission housing with a ball joint.

A further preferred embodiment of the present invention is that, as shown in fig. 14-16, a rubber damping bushing 32 is disposed between the bushings 31 of the support seats 30 of the front and rear support assemblies 29, 26. In order to further enhance the vibration damping of the centering engine during transportation, the vibration damping device is used for absorbing partial up-and-down vibration.

According to a further optimized technical scheme of the invention, as shown in fig. 17-18, the support rail assembly 3 is composed of an external cross beam assembly 33, an external longitudinal beam assembly 34 and a support assembly 35, the support assembly 35 is arranged at two ends of the external cross beam assembly 33, and the support assembly 35 is used for adjusting the height of the support rail assembly. The external beam assembly 33 comprises two external beams, the external longitudinal beam assembly 34 comprises two external longitudinal beams, and the external beams and the external longitudinal beams are perpendicularly crossed. Support rail subassembly 3 not the time spent is deposited on the corresponding position of packaging box pot body according to the subassembly after decomposing, takes out the equipment during use, and the subassembly needs the card to go into the regulation position during the equipment to adjust support rail subassembly 3 height with board pole 35, make track on the external longeron and the packaging box in the track on the track subassembly 2 on with high, guarantee that engine fixed bolster 1 can be nimble remove along the guide rail.

The external longitudinal beam assembly 34 is composed of an upper longitudinal beam 341, a lower longitudinal beam 342, a limit angle iron 343, a connecting angle iron 344, a blocking strip 345 and a blocking block 346, wherein the upper longitudinal beam 341 and the lower longitudinal beam 342 are arranged up and down, the limit angle iron 343 is L-shaped, one side of the limit angle iron 343 is connected to the lower longitudinal beam 342, when the support rail assembly 3 is assembled, the limit angle iron 343 is clamped into the external cross beam assembly 33, and the connecting angle iron 344 and the packing box body are fixedly connected through bolts, as shown in fig. 27 and 28.

The circumscribed cross member assembly 33 is composed of a cross member 331 and a stopper 332, and the circumscribed side member assembly 34 is fitted into a groove of the stopper 332 when the support rail assembly 3 is assembled, as shown in fig. 29.

As shown in fig. 30, the supporting assembly 35 is composed of a lever 351, a bushing nut 352, a screw 353, a nut 354 and a supporting plate 355, when the height of the supporting rail assembly 3 needs to be adjusted, the lever 351 is pulled to enable the screw 353 to rotate by utilizing the rotation characteristic of the screw, the end surface of the screw 353 is spherical and contacts with the inner cone of the nut 354, the bushing nut 352 is welded with the external beam assembly 33, the nut 354, the supporting plate 355 and the bushing nut 352 do not rotate, and at this time, the external beam assembly 33 ascends or descends along the axis of the screw 353. The heights of the four supporting assemblies 35 of the supporting guide rail assembly 3 are adjusted in turn, so that the overall height of the supporting guide rail assembly 3 is adjusted.

The metal sealed package box for the turboshaft engine is sprayed with marks such as a lifting position, a forklift position, a stacking number and the like outside the box body according to the regulation of GB (graphical packaging, storage and transportation) marks, and the marks meet the property of the built-in engine and the requirements on transportation conditions. The outside of the packing box is provided with a nameplate which can mark the number of the engine arranged in the packing box, and the number can be adjusted along with different engine numbers in the box.

The metal sealing package box of the turboshaft engine needs to be subjected to tests of air tightness, storage, transportation adaptability, spraying, vibration, falling and the like according to GJB regulations so as to test various performances of the package box, wherein the performances meet the standards.

Claims (5)

1. The utility model provides a turboshaft engine metal seal packing box which characterized in that: the engine fixing support can slide back and forth through the rail assembly, the engine fixing support consists of a rear support assembly, a middle auxiliary support, an engine bracket and a front support assembly, the engine bracket is horizontally arranged, the rear support assembly and the middle auxiliary support are arranged on the upper part of the engine bracket, the front support assembly is connected with an ear ring on a first supporting point shell of an engine rotor through four bolts, a polished rod part of the bolt contacted with the ear ring is vulcanized with a layer of fluororubber with the thickness of 0.5mm, the rear support assembly is connected with a main transmission device casing with a spherical connecting piece through bolts, a rubber damping shaft sleeve is arranged between hole sleeves of supporting seats of the front support assembly and the rear support assembly, a detachable support guide rail assembly is arranged outside the box, and a square box support is respectively arranged at two ends of the box, the locating pin A is arranged at the included angle on the upper portion of the box support, a tank body is arranged in the middle of the box body, end sockets are arranged on two sides of the tank body, an exhaust hole component is arranged in each end socket and comprises an exhaust hole, a sealing plug seals the exhaust hole and is further sealed through a sealing rubber ring, each end socket comprises a left end socket and a right end socket, a sealing rubber strip is arranged between the tank body and the end socket, a reinforcing rib is arranged in the protruding mode of the outer portion of the tank body, a lifting ring is arranged on the outer portion of the tank body, a vibration damping component is arranged on the lower portion of the track component and comprises a vibration damping support, the vibration damping support is welded to the inner wall of the tank body, the vibration damping support is of a frame structure, positioning rings and.

2. The metal seal packing case for turboshaft engine according to claim 1, characterized in that: and an external longitudinal beam support storage box, an external cross beam support storage box and an accessory tool box are arranged in the box body and used for storing the decomposed support guide rail assembly.

3. The metal seal packing case for turboshaft engine according to claim 2, characterized in that: and a sled type sleeper component is arranged at the lower part of the tank body.

4. The metal seal packing case for turboshaft engine according to claim 1, characterized in that: the track assembly is characterized in that baffle assemblies are arranged at two ends of the track assembly, an outer supporting plate is arranged between the track assembly and the baffle assemblies, and each baffle assembly comprises a front baffle and a rear baffle.

5. The metal seal packing case for turboshaft engine according to claim 1, characterized in that: the supporting guide rail assembly is composed of an external beam assembly, two external longitudinal beam assemblies and a pull rod, and the pull rod is used for adjusting the height of the supporting guide rail assembly.

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