CN211709182U

CN211709182U - Swift splitting device of air compressor unit

Info

Publication number: CN211709182U
Application number: CN201922474440.1U
Authority: CN
Inventors: 方小玲; 王云涛; 谢忱
Original assignee: SICHUAN YAMEI POWER TECHNOLOGY CO LTD
Current assignee: SICHUAN YAMEI POWER TECHNOLOGY CO LTD
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-20
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a quick splitting device of an air compressor unit, which comprises a support ring, wherein the upper part of the support ring is evenly pin-jointed with at least two pulling claws along the circumferential direction, and the bottom ends of the pulling claws are provided with clamping grooves; the top of the support ring is also provided with jacking components corresponding to the top of each pulling claw, and the support ring is also uniformly provided with at least two groups of jacking components along the circumferential direction; the utility model discloses it disassembles efficient, the compressor rotor disassembles steady atress even, beneficial effect easy and simple to handle to have the compressor rotor.

Description

Swift splitting device of air compressor unit

Technical Field

The utility model belongs to the technical field of compressor dismounting device, concretely relates to swift split device of air compressor unit.

Background

The aircraft engine compressor assembly generally comprises a compressor housing and a compressor rotor, wherein the compressor rotor is arranged inside the compressor housing, the compressor rotor is taken out layer by layer in the traditional mode of disassembling the compressor rotor, and because parts between the compressor housing and the compressor rotor are very small, the time and the labor are consumed and the operation is difficult when the compressor rotor is taken out layer by layer. Meanwhile, the matching tightness between the compressor rotor and the compressor shell is high, so that the compressor rotor can be taken out of the compressor shell by large pulling force. In addition, the situation that the compressor rotor is blocked due to uneven tension applied to the compressor rotor is easily caused in the process of taking out the compressor rotor. Consequently, disassemble the inhomogeneous problem of the complicated difficult operation of process, applied pulling force that exist to traditional compressor rotor disassembling in-process, the utility model discloses a swift split device of air compressor unit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swift split device of air compressor unit realizes carrying out the function of whole swift firm dismantlement to the inside compressor rotor of compressor housing.

The utility model discloses a following technical scheme realizes:

a quick splitting device of an air compressor unit comprises a support ring, wherein at least two pulling claws are uniformly and rotationally pinned on the upper edge of the support ring along the circumferential direction, and clamping blocks are arranged at the bottom ends of the pulling claws; the top of support ring still corresponds the top of each claw and is provided with the tight subassembly in top, still evenly be provided with at least two sets of jacking subassemblies along circumference on the support ring.

The working principle is as follows:

the coaxial setting of support ring is at the top opening part of compressor, evenly be provided with two sets of jacking subassemblies along circumference at least on the support ring, the bottom of jacking subassembly run through the support ring and downwardly extending and with the open-ended top end face contact of compressor, be close to interior anchor ring department simultaneously and be provided with two claws that pull out along the even rotational pin joint of circumference at least on the support ring, the top of pulling out the claw upwards extends, the top that corresponds each claw all is provided with the tight device in top on the support ring, the tight end in top of the tight device in top and the one side butt on the top of pulling out the claw, push up the top of pulling out the claw through the tight device in top, and then make the claw rotate round rotating pin joint department, and then the bottom equidire. The bottom end of the pulling claw extends downwards, the length of the downward extension of the bottom end of the pulling claw corresponds to the distance between the spigot groove at the bottom of the compressor rotor and the end face of the top of the compressor, and meanwhile, a clamping block clamped with the spigot groove is arranged at the bottom end of the pulling claw corresponding to the spigot groove at the bottom of the compressor rotor. The lower end of the pulling claw penetrates through a gap between a shell of the gas compressor and a rotor of the gas compressor and extends downwards until a convex block at the bottom end of the pulling claw corresponds to a spigot groove at the bottom of the rotor of the gas compressor, the top end of the pulling claw is pushed by the pushing assembly at the moment, so that the pulling claw rotates around the rotating pin joint, the bottom end of the pulling claw rotates towards the direction close to the spigot groove, and a clamping block at the bottom end of the pulling claw is clamped with the spigot groove. The jacking component is fixed at the moment, so that the claw and the rotor are relatively fixedly clamped. Then the supporting ring is synchronously jacked upwards through a jacking assembly arranged on the supporting ring, so that a pulling claw is driven to lift upwards, the pulling claw further exerts upward pulling force on a compressor rotor until the compressor rotor is pulled out of the inside of the compressor, and the compressor is disassembled.

In order to better realize the utility model, the jacking component comprises a supporting seat, an adapter, a bolt and a jacking screw, the supporting seat is circumferentially arranged at the top of the supporting ring, the adapter is rotatably hinged on one side of the supporting seat close to the center of the supporting ring through the bolt, and a claw is arranged on one side of the adapter close to the center of the supporting ring; the top of supporting seat corresponds the top of pulling out the claw and is provided with the screw hole, the tight screw in top of plug-in mounting in the screw hole, the one end of the tight screw in top and the top butt of pulling out the claw.

For better realization the utility model discloses, furtherly, the jacking subassembly includes jacking bolt, goes up bush, lower bush, bearing, jacking bolt runs through support ring and downwardly extending installation, jacking bolt's bottom is from last to overlapping in proper order down and is equipped with bush and lower bush, it is equipped with the bearing still to overlap between bush and the lower bush to go up.

For better realization the utility model discloses, furtherly, the bottom of lower liner sleeve is provided with the circlip of suit in the jacking bolt bottom.

In order to better realize the utility model discloses, furtherly, the quantity of pulling out the claw is three, the quantity of jacking subassembly is three groups.

In order to better realize the utility model discloses, furtherly, it is provided with at least two sets of supporting components to still evenly run through along circumference on the support ring.

For a better realization the utility model discloses, further, three groups in the quantity of supporting component.

In order to better realize the utility model discloses, furtherly, supporting component includes supporting bolt, support sleeve, the vertical support ring setting that runs through of supporting bolt, and the bottom cover of support ring is equipped with support sleeve.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

(1) the utility model coaxially sets the support ring at the top opening of the compressor, and pins-connects at least two pulling claws on the support ring along the circumferential rotation, and the bottom end of the pulling claw is inserted into the gap between the compressor shell and the compressor rotor, and the clamping block at the bottom of the pulling claw is connected with the stopping groove at the bottom of the compressor rotor; then, the top of the pulling claw is tightly pushed through the jacking assembly to realize the relative fixation of the pulling claw and the compressor rotor, and meanwhile, the supporting ring is jacked upwards through the jacking assembly to further drive the pulling claw to apply an upward pulling force to the compressor rotor, so that the compressor rotor can be integrally pulled out of the compressor shell; the utility model has the advantages of simple operation and high efficiency of disassembling the compressor rotor;

(2) the utility model discloses a evenly set up three jacking bolt along circumference at the top of support ring to through three jacking bolt of synchronous rotation, realize the synchronous jacking to the support ring, make the support ring atress even, and then guarantee that each pulling claw exerts comparatively even to the pulling force of compressor rotor, make the extraction operation of compressor rotor more steady;

(3) the utility model discloses a set up the tight bolt in top of pulling out the claw, push up the top of pulling out the claw through the tight bolt in top, and then drive the pulling out the claw and rotate round rotating pin joint department, and then the direction that the bottom orientation of driving the pulling out the claw is close to the tang groove rotates, until the fixture block and the mutual joint in tang groove of pulling out the claw bottom, through rotating the tight bolt in top, can adjust the distance that the pulling out the claw bottom is close to the tang groove, and then adjust the joint fastening degree between fixture block and the tang groove, be difficult for unhooking when the compressor rotor is extracted to the pulling out the claw.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a tightening assembly;

FIG. 3 is a schematic structural view of a jacking assembly;

fig. 4 is a usage state diagram of the present invention.

Wherein: 1-a support ring; 2-claw pulling; 3-clamping blocks; 4-a jacking assembly; 5-jacking the assembly; 6-a support assembly; 41-a support seat; 42-an adapter; 43-a latch; 44-tightening the screw; 51-jacking bolts; 52-an upper bushing; 53-lower bushing; 54-a bearing; 55-elastic retainer ring; 61-stay bolts; 62-support the sleeve.

Detailed Description

Example 1:

as shown in fig. 1 and 4, the quick splitting device for the air compressor unit in this embodiment includes a support ring 1, at least two pulling claws 2 are uniformly and rotatably pinned on the support ring 1 along the circumferential direction, and clamping blocks 3 are arranged at the bottom ends of the pulling claws 2; the top of support ring 1 still corresponds the top of each claw 2 and is provided with the tight subassembly 4 in top, still evenly be provided with at least two sets of jacking subassemblies 5 along circumference on the support ring 1.

The support ring 1 is of a circular structure, and the support ring 1 is coaxially arranged at the opening at the top of the compressor. Three pulling claws 2 are evenly connected to the supporting ring 1 close to the inner ring surface along the circumferential direction in a rotating mode, the top ends of the pulling claws 2 extend upwards to the upper portion of the rotating pin joint, and the bottom ends of the pulling claws 2 extend downwards to the lower portion of the rotating pin joint. One side of the top of the support ring 1 corresponding to the top end of each claw 2 is provided with a jacking component 4, and the jacking end of the jacking component 4 is abutted against one side of the top end of each claw 2. The fingers 2 were obtained from 45 steel and heat treated to a hardness of HRC 30-35. Because the bottom end of the claw 2 needs to penetrate through the gap between the compressor shell and the compressor rotor to extend downwards, the thickness of the claw 2 is smaller than the distance between the compressor shell and the compressor rotor. The bottom end of the pulling claw 2 is provided with a clamping block 3 corresponding to a spigot groove at the bottom of the compressor rotor on one side close to the bottom of the compressor rotor, and the clamping block 3 can be clamped with the spigot groove to realize the relatively fixed clamping between the bottom end of the pulling claw 2 and the bottom of the compressor rotor.

Jacking subassembly 5 is vertical to run through support ring 1 setting, and is even in order to guarantee that follow-up jacking in-process support ring 1 atress, consequently corresponds the setting in one side of claw 2 with jacking subassembly 5, and jacking end downwardly extending of jacking subassembly 5 contacts with the top end face of compressor housing.

When the compressor rotor needs to be pulled out, the pulling claw 2 is firstly inserted downwards along a gap between the compressor shell and the compressor rotor until a clamping block 3 on the bottom end of the pulling claw 2 corresponds to a spigot groove at the bottom of the compressor rotor. Then the upper part of the pulling claw 2 is connected with the support ring 1 in a rotating mode, then the top end of the pulling claw 2 is pushed through the jacking component 4, so that the pulling claw 2 rotates around the rotating pin joint, the bottom end of the pulling claw 2 is driven to rotate towards the direction close to the spigot groove, and the clamping block 3 at the bottom end of the pulling claw 2 is fixedly clamped with the spigot groove. Then the supporting ring 1 can be synchronously lifted upwards through the lifting component 5, and then upward pulling force is applied to the compressor rotor through the pulling claw 2 until the compressor rotor is integrally pulled out of the compressor shell.

Example 2:

the embodiment is further optimized on the basis of embodiment 1, as shown in fig. 2 and 4, the tightening assembly 4 includes a supporting seat 41, an adapter 42, a plug 43, and a tightening screw 44, the supporting seat 41 is circumferentially disposed on the top of the supporting ring 1, the adapter 42 is rotatably hinged on one side of the supporting seat 41 close to the center of the supporting ring 1 through the plug 43, and the adapter 42 is provided with the pulling claw 2 on one side close to the center of the supporting ring 1; the top of the supporting seat 41 is provided with a threaded hole corresponding to the top end of the claw 2, a jacking screw 44 is inserted into the threaded hole, and one end of the jacking screw 44 is abutted to the top end of the claw 2.

The supporting seat 41 comprises a supporting base plate, a jacking lug is arranged at the top of the supporting base plate, a threaded hole for mounting a jacking screw 44 is formed in the jacking lug, two female connecting lugs are symmetrically arranged on one side, close to an opening of the gas compressor, of the supporting base plate, a pin hole for inserting a pin 43 is coaxially and correspondingly formed in each of the two female connecting lugs, and one end of the pin 43 penetrates through the pin hole and is abutted to one side of the top end of the pulling claw 2. The adapter 42 is provided with a sub-joint lug inserted between two mother-joint lugs on one side close to the support base 41, a through hole is arranged on the sub-joint lug corresponding to a pin hole on the mother-joint lug, the sub-joint lug of the adapter 42 is inserted between the two mother-joint lugs of the support base 41, and then a bolt 43 is inserted in the aligned pin hole and the through hole, so that the rotating pin joint of the adapter 42 on the support base 41 is realized. Four fixing holes are arranged in an array mode along the setting direction on one side, away from the air compressor opening, of the supporting base plate, fixing threaded holes are formed in the end face of the top of the supporting ring 1 corresponding to the fixing screws on the supporting seat 41, and the supporting seat 41 is installed at the top of the supporting ring 1 through inserting hexagon socket head bolts in the fixing holes and the fixing threaded holes.

One side of the adapter 42 close to the claw 2 is provided with two threaded holes along the vertical direction, and the claw 2 is provided with a connecting hole corresponding to the threaded hole on the adapter 42. The fixed mounting of the claw 2 on the adapter 42 side is achieved by inserting bolts into the threaded holes and the connecting holes, and the claw 2 can rotate along with the adapter 42.

Other parts of this embodiment are the same as embodiment 1, and thus are not described again.

Example 3:

the present embodiment is further optimized on the basis of the

above embodiment

1 or 2, as shown in fig. 3 and 4, the jacking assembly 5 includes a jacking bolt 51, an upper bushing 52, a lower bushing 53, and a bearing 54, the jacking bolt 51 penetrates through the support ring 1 and is installed to extend downward, the bottom end of the jacking bolt 51 is sequentially sleeved with the upper bushing 52 and the lower bushing 53 from top to bottom, and the bearing 54 is further sleeved between the upper bushing 52 and the lower bushing 53.

The supporting seat 41 is further provided with a vertical jacking bolt installation threaded hole on one side far away from the air compressor opening, a through hole is formed in the supporting ring 1 corresponding to the jacking bolt installation threaded hole, a jacking bolt 51 is screwed in the jacking bolt installation threaded hole, the bottom end of the jacking bolt 51 downwards penetrates through the through hole in the supporting ring 1 and downwards extends, an upper bushing 52, a bearing 54 and a lower bushing 53 are sequentially sleeved on a threaded section extending to the bottom of the supporting ring 1 from top to bottom, a positioning step is arranged at the bottom end of the jacking bolt 51, the top end face of the upper bushing 52 is in contact with a positioning surface of the positioning step, and the positioning of the upper bushing 52 at the bottom of the jacking bolt 51 is realized. Meanwhile, a compression washer is screwed at the bottom end of the jacking bolt 51, the top end face of the compression washer is in contact with the bottom end face of the lower bushing 53, the lower bushing 53 is positioned, and the upper bushing 52, the bearing 54 and the lower bushing 53 are prevented from falling off from the jacking bolt 51. When the support ring 1 needs to be jacked, a plurality of jacking bolts 51 on the support ring 1 are synchronously rotated, and the jacking bolts 51 are used for jacking the top end surface of the compressor so as to jack the support ring 1 upwards.

Furthermore, the bearing 54 is set as a thrust ball bearing, the pressure washer is set as an elastic retainer ring 55 for a shaft, the thrust ball bearing can bear large axial force, and meanwhile, the elastic retainer ring 55 can buffer the interaction force between the jacking bolt 51 and the top of the compressor, so that the deformation of the jacking bolt 51 or the end face of the top of the compressor is avoided.

The rest of this embodiment is the same as

embodiment

1 or 2, and therefore, the description thereof is omitted.

Example 4:

the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 3, as shown in fig. 1 and 4, at least two groups of support assemblies 6 are further uniformly arranged on the support ring 1 in a penetrating manner along the circumferential direction; the supporting assembly 6 comprises a supporting bolt 61 and a supporting sleeve 62, the supporting bolt 61 vertically penetrates through the supporting ring 1, and the supporting sleeve 62 is sleeved at the bottom of the supporting ring 1.

Evenly be provided with three support screw hole along circumference on the support ring 1, the supporting bolt 61 is equipped with to the screw thread in the support screw hole, and the bottom of supporting bolt 61 extends downwards to the below of support ring 1, corresponds supporting bolt 61 on the support sleeve 62 simultaneously and is provided with the sleeve screw hole, and the support sleeve 62 passes through the cooperation of sleeve screw hole and the screw thread of supporting bolt 61 and realizes the installation in the supporting bolt 61 bottom.

The outer side surface of the supporting sleeve 62 is arranged corresponding to the flange mounting hole on the top end surface of the compressor, the diameter of the supporting sleeve 62 is equal to that of the flange mounting hole, and the supporting sleeve 62 is inserted into the flange mounting hole, so that the supporting ring 1 is mounted on the top of the compressor. Meanwhile, when the support ring 1 is lifted upwards, the support sleeve 62 slides upwards along the hole wall of the flange edge mounting hole to guide the lifting of the support ring 1.

In order to prevent the support sleeve 62 from completely escaping from the inside of the flange mounting hole when the support ring 1 is lifted, it is necessary to ensure that the support sleeve 62 is inserted into the flange mounting hole to a depth greater than the lifting stroke of the support ring 1.

Other parts of this embodiment are the same as any of embodiments 1 to 3, and thus are not described again.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims

1. A quick splitting device of an air compressor unit comprises a support ring (1) and is characterized in that at least two pulling claws (2) are uniformly and rotatably pinned on the upper edge of the support ring (1) along the circumferential direction, and clamping blocks (3) are arranged at the bottom ends of the pulling claws (2); the top of support ring (1) still corresponds the top of each claw (2) and is provided with tight subassembly (4) in top, still evenly be provided with at least two sets of jacking subassemblies (5) along circumference on support ring (1).

2. The quick disassembling device of the air compressor unit according to claim 1, wherein the jacking assembly (4) comprises a supporting seat (41), an adapter (42), a plug pin (43) and a jacking screw (44), the supporting seat (41) is circumferentially arranged at the top of the supporting ring (1), the adapter (42) is rotatably hinged on one side of the supporting seat (41) close to the center of the supporting ring (1) through the plug pin (43), and a pulling claw (2) is mounted on one side of the adapter (42) close to the center of the supporting ring (1); the top of the supporting seat (41) is provided with a threaded hole corresponding to the top end of the pulling claw (2), a jacking screw (44) is inserted into the threaded hole, and one end of the jacking screw (44) is abutted to the top end of the pulling claw (2).

3. The quick disassembling device of the air compressor unit according to claim 1 or 2, wherein the jacking assembly (5) comprises a jacking bolt (51), an upper bushing (52), a lower bushing (53) and a bearing (54), the jacking bolt (51) penetrates through the support ring (1) and is installed in a downward extending mode, the bottom end of the jacking bolt (51) is sequentially sleeved with the upper bushing (52) and the lower bushing (53) from top to bottom, and the bearing (54) is further sleeved between the upper bushing (52) and the lower bushing (53).

4. The quick disassembling device of the air compressor unit according to claim 3, wherein the bottom of the lower bushing (53) is provided with a circlip (55) sleeved at the bottom end of the jacking bolt (51).

5. The quick disassembling device of the air compressor unit according to claim 4, wherein the number of the pulling claws (2) is three, and the number of the jacking assemblies (5) is three.

6. The quick disassembling device of the air compressor set according to claim 1, characterized in that at least two sets of supporting components (6) are uniformly arranged on the supporting ring (1) in a penetrating manner along the circumferential direction.

7. The quick disassembling device of air compressor unit according to claim 6, characterized in that the number of the supporting components (6) is three.

8. The quick disassembling device of the air compressor unit according to claim 6 or 7, characterized in that the supporting component (6) comprises a supporting bolt (61) and a supporting sleeve (62), the supporting bolt (61) vertically penetrates through the supporting ring (1), and the supporting sleeve (62) is sleeved at the bottom of the supporting ring (1).