CN210599817U

CN210599817U - Engine rotor shaft convenient to maintain

Info

Publication number: CN210599817U
Application number: CN201921162878.XU
Authority: CN
Inventors: 唐福
Original assignee: Xiangyang Tangfu Electromechanical Technology Co ltd
Current assignee: Xiangyang Tangfu Electromechanical Technology Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-22
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to an engine rotor shaft convenient for maintenance, which comprises a rotating wheel and a shaft body, wherein the rotating wheel comprises a wheel body, blades, a chassis, a reinforcement and a reinforcement pipe, the blades are arranged outside the wheel body, the chassis is fixedly connected with the top of the wheel body, the reinforcement is fixedly arranged at the bottom of the chassis, the reinforcement pipe is arranged inside the reinforcement pipe, and the reinforcement pipe is a hollow circular pipe fitting; a clamping groove is formed in the wheel body, and a limiting part is arranged in the clamping groove. The utility model discloses the convenient engine rotor axle of maintaining, the installation is simple and easy relatively, can effectively guarantee the pivot and turn the joint strength between the working process, along with long-time use, when the wearing and tearing condition appears in the pivot, can accomplish the countershaft rapidly and turn the dismantlement, makes things convenient for the staff in time to maintain the countershaft and change, has promoted the operating ratio, has increased reliable new, has guaranteed the engine and has normally carried power.

Description

Engine rotor shaft convenient to maintain

Technical Field

The utility model relates to an engine accessory technical field specifically is a convenient engine rotor axle of maintaining.

Background

An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines, external combustion engines, and electric motors. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is applicable to both power generation devices and to the entire machine including the power plant, and since the engine was originally produced in the uk, the engine concept is also derived from english, and its meaning refers to "a mechanical device that generates power".

The engine is at the operation in-process, comes transmission power through the pivot, the pivot is at long-time high-speed operation in-process, the pivot produces great wearing and tearing easily, produces great influence to engine power take off easily, therefore the axis body needs regularly to maintain the processing, seriously need change it, the rotor shaft generally comprises pivot and the turning, generally through threaded fixation or stiffener joint between pivot and the turning, but this connected mode is difficult to dismantle, and the atress intensity meets the end, takes place deformation easily moreover.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide an engine rotor axle of convenient maintenance and solve above-mentioned problem.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an engine rotor shaft convenient to maintain comprises a rotating wheel and a shaft body, wherein the rotating wheel comprises a wheel body, blades, a chassis, a reinforcing piece and a reinforcing pipe, the blades are arranged outside the wheel body, the chassis is fixedly connected to the top of the wheel body, the reinforcing piece is fixedly installed at the bottom of the chassis, the reinforcing pipe is arranged inside the reinforcing piece, and the reinforcing pipe is a hollow circular pipe fitting;

a clamping groove is formed in the wheel body, a limiting part is arranged in the clamping groove, a through groove is formed in the limiting part, two placing grooves formed in the limiting part are fixedly arranged on the inner wall of the through groove, two fixing grooves formed in the limiting part are fixedly arranged on the inner wall of the through groove, and the two fixing grooves are respectively communicated with the two placing grooves;

the axis body includes first connecting axle, second connecting axle and third connecting axle, first connecting axle is connected with the second connecting axle, second connecting axle and third connecting axle are connected, the axial lead coincidence of first connecting axle, second connecting axle and third connecting axle, the inside grafting of reinforced pipe has first connecting axle, first connecting axle runs through logical groove and reinforced pipe in proper order, the outside of first connecting axle is provided with two fixture blocks, two the fixture block respectively with two fixed slot joint.

Furthermore, the reinforcing pipe is positioned at one end of the reinforcing part and penetrates through the chassis, and the reinforcing pipe is communicated with the through groove.

Further, two the fixed slot is central symmetry along the axial lead of locating part and distributes, two the standing groove is central symmetry along the axial lead of locating part and distributes, the fixed slot is located the bottom of standing groove.

Further, the inner diameter of the through groove is matched with the diameter of the first connecting shaft, and the inner diameter of the reinforcing pipe is matched with the diameter of the first connecting shaft.

Further, a fixed disk is placed at the top of the wheel body and fixedly connected with the first connecting shaft through a bolt.

Further, the axle center of the fixed disk coincides with the axle center of the first connecting shaft, and the diameter of the fixed disk is larger than that of the clamping groove.

The utility model has the advantages that: this convenient engine rotor axle of maintaining, the installation is simple and easy relatively, can effectively guarantee the pivot and turn between the joint strength in the working process, along with long-time the use, when the wearing and tearing condition appears in the pivot, can accomplish the countershaft rapidly and turn and dismantle, makes things convenient for the staff in time to maintain the countershaft and change, has promoted the operating rate, has increased reliable new, has guaranteed that the engine normally carries power.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

fig. 3 is a cross-sectional view of the connection between the locating member and the first connecting shaft.

In the drawings, the components represented by the respective reference numerals are listed below:

1 runner, 101 wheel bodies, 102 blades, 103 chassis, 104 reinforcing parts, 105 reinforcing pipes, 2 clamping grooves, 3 limiting parts, 4 through grooves, 5 placing grooves, 6 fixing grooves, 7 shaft bodies, 71 first connecting shafts, 72 second connecting shafts, 73 third connecting shafts, 8 clamping blocks, 9 bolts and 10 fixing discs.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-3, the engine rotor shaft convenient for maintenance according to the present invention includes a rotating wheel 1 and a shaft body 7, the rotating wheel 1 includes a wheel body 101, blades 102, a chassis 103, a reinforcement 104 and a reinforcement pipe 105, the blades 102 are disposed outside the wheel body 101, the chassis 103 is fixedly connected to the top of the wheel body 101, the reinforcement 104 is fixedly mounted at the bottom of the chassis 103, the reinforcement pipe 105 is disposed inside the reinforcement 104, and the reinforcement pipe 105 is a hollow circular pipe;

a clamping groove 2 is formed in the wheel body 101, a limiting member 3 is arranged in the clamping groove 2, a through groove 4 is formed in the limiting member 3, two placing grooves 5 formed in the limiting member 3 are fixedly mounted on the inner wall of the through groove 4, two fixing grooves 6 formed in the limiting member 3 are fixedly mounted on the inner wall of the through groove 4, and the two fixing grooves 6 are respectively communicated with the two placing grooves 5;

the shaft body 7 comprises a first connecting shaft 71, a second connecting shaft 72 and a third connecting shaft 73, the first connecting shaft 71 is connected with the second connecting shaft 72, the second connecting shaft 72 is connected with the third connecting shaft 73, the axial leads of the first connecting shaft 71, the second connecting shaft 72 and the third connecting shaft 73 are overlapped, the first connecting shaft 71 is inserted into the reinforcing pipe 105, the first connecting shaft 71 sequentially penetrates through the through groove 4 and the reinforcing pipe 105, two clamping blocks 8 are arranged outside the first connecting shaft 71, and the two clamping blocks 8 are clamped with the two fixing grooves 6 respectively.

The utility model also provides an preferred embodiment

Preferably, one end of the reinforcing tube 105 located in the reinforcing member 104 penetrates the chassis 103, and the reinforcing tube 105 communicates with the through groove 4.

Preferably, two fixed slots 6 are centrosymmetrically distributed along the axial lead of the limiting member 3, two placing slots 5 are centrosymmetrically distributed along the axial lead of the limiting member 3, and the fixed slots 6 are located at the bottom ends of the placing slots 5.

Preferably, the through slot 4 has an inner diameter adapted to the diameter of the first connecting shaft 71, and the reinforcement tube 105 has an inner diameter adapted to the diameter of the first connecting shaft 71.

Preferably, a fixed disk 10 is placed on the top of the wheel body 101, and the fixed disk 10 is fixedly connected with the first connecting shaft 71 through a bolt 9.

Preferably, the axis of the fixed disk 10 coincides with the axis of the first connecting shaft 71, and the diameter of the fixed disk 10 is larger than that of the clamping groove 2.

The embodiment of the utility model provides a working process as follows:

firstly, insert whole axis body 7 from the top of impeller 1, dock with logical groove 4 through third connecting axle 73, after third connecting axle 73 shifts out from the outer end of reinforced pipe 105, first connecting axle 71 docks with reinforced pipe 105, reinforced pipe 105 can effectively guarantee that the axle center of first connecting axle 71 is difficult for producing the skew, reinforcement 104 can effectively increase the intensity of reinforced pipe 105, guarantee that reinforced pipe 105 is difficult for producing the deformation in the high-speed rotation in-process of first connecting axle 71, the in-process that first connecting axle 71 removed, drive fixture block 8 simultaneously and remove along standing groove 5, when fixture block 8 removed the diapire of standing groove 5, accomplish the preliminary location of axis body 7 this moment, twist first connecting axle 71, make fixture block 8 in the standing groove 5 twist to in the fixed slot 6, thereby die first connecting axle 71, thereby accomplish the preliminary fixed to axis body 7.

Then, fix fixed disk 10 through bolt 9, make fixed disk 10 and wheel body 101 closely laminate, increased first connecting axle 71 and be located the inner stress intensity of logical groove 4, thereby the stability of first connecting axle 71 installation has been guaranteed, this rotor shaft mainly passes through fixture block 8 and fixed slot 6 joint, thereby realize the fixed to first connecting axle 71, the loaded down with trivial details connected mode of threaded fixation and stiffener joint has been avoided, through the restriction of reinforced pipe 105, the stress intensity at the middle part of first connecting axle 71 has effectively been increased, through leading to the restriction of logical groove 4 to first connecting axle 71 and the joint of fixed slot 6 to fixture block 8, the stress intensity of first connecting axle 71 inner has effectively been increased, thereby guarantee that whole axis body 7 during operation should not produce deformation, the accurate nature in effective position axle center.

Finally, when the shaft body 7 is worn, the first connecting shaft 71 is screwed, so that the fixture block 8 is separated from the fixing groove 6, and when the fixture block 8 is completely twisted into the clamping groove 2, the first connecting shaft 71 is pushed outwards, so that the separation process of the whole shaft body 7 and the rotating wheel 1 can be realized, the shaft body 7 is convenient to replace, and the advantage of easy maintenance is realized.

To sum up, this engine rotor axle of convenient maintenance, the installation is simple and easy relatively, and the joint strength between pivot and the rotation can effectively be guaranteed in the working process, along with long-time the use, when the wearing and tearing condition appears in the pivot, can accomplish the countershaft rapidly and turn the dismantlement, makes things convenient for the staff in time to maintain the countershaft and change, has promoted the operating rate, has increased reliable new, has guaranteed the engine and has normally carried power.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an engine rotor shaft of convenient maintenance, includes runner (1) and axis body (7), its characterized in that: the rotating wheel (1) comprises a wheel body (101), blades (102), a chassis (103), a reinforcing piece (104) and a reinforcing pipe (105), wherein the blades (102) are arranged outside the wheel body (101), the chassis (103) is fixedly connected to the top of the wheel body (101), the reinforcing piece (104) is fixedly installed at the bottom of the chassis (103), the reinforcing pipe (105) is arranged inside the reinforcing piece (104), and the reinforcing pipe (105) is a hollow circular pipe fitting;

a clamping groove (2) is formed in the wheel body (101), a limiting piece (3) is arranged in the clamping groove (2), a through groove (4) is formed in the limiting piece (3), two placing grooves (5) formed in the limiting piece (3) are fixedly installed on the inner wall of the through groove (4), two fixing grooves (6) formed in the limiting piece (3) are fixedly installed on the inner wall of the through groove (4), and the two fixing grooves (6) are respectively communicated with the two placing grooves (5);

the shaft body (7) comprises a first connecting shaft (71), a second connecting shaft (72) and a third connecting shaft (73), the first connecting shaft (71) is connected with the second connecting shaft (72), the second connecting shaft (72) is connected with the third connecting shaft (73), the axial leads of the first connecting shaft (71), the second connecting shaft (72) and the third connecting shaft (73) are overlapped, the first connecting shaft (71) is inserted into the reinforcing pipe (105), the first connecting shaft (71) penetrates through the through groove (4) and the reinforcing pipe (105) in sequence, two clamping blocks (8) are arranged outside the first connecting shaft (71), and the two clamping blocks (8) are clamped with the two fixing grooves (6) respectively.

2. A service facilitating engine rotor shaft as in claim 1, wherein: one end of the reinforcing pipe (105) located in the reinforcing piece (104) penetrates through the chassis (103), and the reinforcing pipe (105) is communicated with the through groove (4).

3. A service facilitating engine rotor shaft as in claim 1, wherein: two fixed slot (6) are central symmetric distribution along the axial lead of locating part (3), two standing groove (5) are central symmetric distribution along the axial lead of locating part (3), fixed slot (6) are located the bottom of standing groove (5).

4. A service facilitating engine rotor shaft as in claim 1, wherein: the inner diameter of the through groove (4) is matched with the diameter of the first connecting shaft (71), and the inner diameter of the reinforcing pipe (105) is matched with the diameter of the first connecting shaft (71).

5. A service facilitating engine rotor shaft as in claim 1, wherein: a fixed disc (10) is placed at the top of the wheel body (101), and the fixed disc (10) is fixedly connected with the first connecting shaft (71) through a bolt (9).

6. A service facilitating engine rotor shaft according to claim 5, wherein: the axis of the fixed disc (10) is superposed with the axis of the first connecting shaft (71), and the diameter of the fixed disc (10) is larger than that of the clamping groove (2).