CN218494518U

CN218494518U - Hydraulic motor generator

Info

Publication number: CN218494518U
Application number: CN202220937788.9U
Authority: CN
Inventors: 徐新; 王小民
Original assignee: Jiangsu Xinmin Electromechanical Technology Co ltd
Current assignee: Jiangsu Xinmin Electromechanical Technology Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2023-02-17
Anticipated expiration: 2032-04-21

Abstract

The utility model provides a hydraulic motor generator, which comprises a bracket, generator housing, it has the main bolt to alternate along vertical direction on the generator housing, the main bolt pierces through support and generator housing, be equipped with the bolt hole that supplies the main bolt to pierce through on the support, the surface of the pole portion of main bolt is equipped with the locking groove, the locking groove is including erecting groove and cross slot, it extends to erect the axis direction of groove along the main bolt, the bottom of erecting the groove runs through the bottom of main bolt, the axial direction of cross slot along the main bolt extends, be fixed with the fixture block on the inner wall of bolt hole, the fixture block is in the locking groove, the fixture block can slide for the locking groove, when the bottom of the nut of main bolt and support surface contact, the fixture block is in the cross slot, the upper surface and the lower surface of fixture block are equallyd divide do not contradict with the upper surface and the lower surface contact of cross slot, threaded connection has the main nut on the main bolt, main nut and support. The power generation has more durable installation stability.

Description

Hydraulic motor generator

Technical Field

The utility model relates to a generator equipment field, concretely relates to hydraulic motor generator.

Background

The hydraulic motor is a component of the constant speed device. The rotating speed of the engine is changed, the rotating speed of the generator needs to be constant, the constant is completed by a constant speed device, the rotating speed of the engine is converted into hydraulic pressure by a hydraulic pump by a hydraulic motor, the hydraulic pressure drives the hydraulic motor to form the rotating speed, the rotating speed of the hydraulic motor and the rotating speed of the engine drive the generator to work at the constant rotating speed through a pinion gear, and the generator generates electricity.

The hydraulic motor generator is generally installed on a bracket in the following way: the shell of the generator is fixed on the support through the bolt and the nut, and is influenced by the long-time vibration state of the generator, and the longer the bolt and the nut are, the more easily the bolt and the nut are loosened due to vibration, and even the nut is separated from the bolt.

Disclosure of Invention

For overcoming the not enough of prior art, the utility model provides a hydraulic motor generator, it adopts another kind of mounting structure, can use longer time at the vibration state, has more lasting installation stability.

In order to realize the above-mentioned purpose, the utility model discloses a hydraulic motor generator, which comprises a bracket, generator housing is last to alternate along vertical direction has the main bolt, the main bolt pierces through support and generator housing, be equipped with the bolt hole that supplies the main bolt to pierce through on the support, the surface of the pole portion of main bolt is equipped with the locking groove, the locking groove is including erecting groove and cross slot, it extends along the axis direction of main bolt to erect the groove, the bottom of erecting the groove runs through the bottom of main bolt, the cross slot extends along the axial direction of main bolt, be fixed with the fixture block on the inner wall of bolt hole, the fixture block is in the locking groove, the fixture block can slide for the locking groove, when surface contact on the bottom of the nut of main bolt and the support, the fixture block is in the cross slot, the upper surface and the lower surface contact with the cross slot are equallyd divide equally to the upper surface and the lower surface of fixture block, threaded connection has the main nut on the main bolt, main nut contradicts with the support.

Furthermore, an auxiliary groove is formed in the main bolt, the auxiliary groove transversely penetrates through the rod portion of the main bolt, an auxiliary bolt is inserted into the auxiliary groove, an auxiliary nut is connected to the rod portion of the auxiliary bolt in a threaded mode, nuts of the auxiliary nut and the auxiliary bolt are in contact with the rod portion of the main bolt, a gasket group is sleeved outside the rod portion of the main bolt, the upper surface of the gasket group is in contact with the lower surface of the main nut, and the lower surface of the gasket group is in contact with a nut of the auxiliary bolt.

Furthermore, the rod part of the main bolt consists of a column section and a threaded section, the column section is arranged on the upper side of the threaded section, and the diameter of the column section is larger than or equal to that of the threaded section.

Furthermore, a groove is formed in the rod portion of the main bolt, and the auxiliary nut is located in the groove.

Further, the end part of the clamping block on the side facing the anti-loosening is hemispherical.

Has the advantages that: the clamping block is positioned in the transverse groove, and the upper surface and the lower surface of the clamping block are respectively in contact with the upper surface and the lower surface of the transverse groove, so that the clamping block still limits the displacement of the main bolt in the vertical direction even if the main nut is slightly loosened, the main bolt cannot be separated from the bolt hole in the vertical direction, and the connectivity of the support and the generator shell is ensured.

The nut through the auxiliary bolt supports the gasket group, and the main nut is supported by the gasket group, so that the main nut is not easy to loosen, and the firmness of connection of the support and the generator shell is realized.

Drawings

The present invention will be further described and illustrated with reference to the accompanying drawings.

Fig. 1 is an overall schematic structural view of the preferred embodiment of the present invention.

FIG. 2 is a schematic view of the connection relationship between the main bolt and the bracket and the generator housing.

Fig. 3 is a perspective view of the main bolt.

Reference numerals: 1. a support; 2. a generator housing; 3. a main bolt; 4. bolt holes; 5. a main nut; 6. a vertical slot; 7. a transverse groove; 8. a clamping block; 9. a column section; 10. a threaded section; 11. an auxiliary groove; 12. an auxiliary bolt; 13. an auxiliary nut; 14. a groove; 15. a shim pack.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses a hydraulic motor generator of preferred embodiment, including support 1, generator housing 2 goes up along vertical direction interlude has main bolt 3, and main bolt 3 pierces through support 1 and generator housing 2, is equipped with on the support 1 and supplies the 3 penetrable bolt holes 4 of main bolt, and threaded connection has main nut 5 on the main bolt 3, and main nut 5 contradicts with 1 bottom of support for fixed bolster 1 and generator housing 2.

The surface of the rod part of the main bolt 3 is provided with an anti-loosening groove, the anti-loosening groove comprises a vertical groove 6 and a transverse groove 7, and the bottom of the vertical groove 6 penetrates through the bottom of the main bolt 3. The vertical groove 6 extends in the axial direction of the main bolt 3, and the horizontal groove 7 extends in the axial direction of the main bolt 3. The main bolt 3 is vertically movable relative to the bolt hole 4.

As shown in fig. 2 and 3, the shaft portion of the main bolt 3 is composed of a column section 9 and a threaded section 10, the outer surface of the column section 9 is smooth and is cylindrical as a whole, the threaded section 10 is located at the lower side of the column section 9, and threads are arranged on the outer side of the threaded section 10. The diameter of the column section 9 is larger than or equal to that of the threaded section 10, the outer diameter of the column section 9 is almost the same as the inner diameter of the bolt hole 4, and the main bolt 3 can rotate relative to the axis of the main bolt and is displaced with the bolt hole 4. The vertical slots 6 are located on both the column section 9 and the threaded section 10.

Be fixed with fixture block 8 on the inner wall of bolt hole 4, main bolt 3 is when inserting into bolt hole 4 along vertical direction, fixture block 8 is at first in erecting groove 6, along with 3 vertical removal of main bolt, fixture block 8 is along erecting 6 rebound in the groove, then, main bolt 3 is rotating along its axis level, fixture block 8 changes over to cross slot 7 in, the upper and lower surface contact of fixture block 8 and cross slot 7, realize that the primary position of main bolt 3 is restricted, the aforementioned main nut 5 of rethread, realize the purpose of main bolt 3 fixed bolster 1 and generator housing 2. The end part of the clamping block 8 facing the anti-loose side is hemispherical, so that the sliding resistance of the clamping block 8 in the anti-loose groove can be reduced.

Even if the main bolt 3 is slightly loosened, the main bolt 3 still cannot move greatly in the vertical direction because the clamping block 8 is positioned in the transverse groove 7, and the main bolt 3 cannot be separated from the bolt groove, so that the firmness of connection between the bracket 1 and the generator shell 2 is ensured.

In addition, the main bolt 3 is provided with an auxiliary groove 11, the auxiliary groove 11 transversely penetrates through the rod part of the main bolt 3, the auxiliary groove 11 is positioned at the lower side of the bracket 1, an auxiliary bolt 12 is inserted into the auxiliary groove 11, the rod part of the auxiliary bolt 12 completely penetrates through the main nut 5, and the rod part of the auxiliary bolt 12 is in threaded connection with an auxiliary nut 13. After the auxiliary nut 13 is screwed to the auxiliary bolt 12, the main nut 5 cannot be detached from the main bolt 3 because the length of the auxiliary bolt 12 is longer than the inner diameter of the main nut 5.

As shown in fig. 3, the main bolt 3 is provided with a groove 14 for placing the auxiliary nut 13, and the groove 14 is located at the threaded section 10.

The rod part of the main bolt 3 is sleeved with the gasket group 15 in an outer mode, the gasket group 15 is composed of a plurality of gaskets, the thickness of the gasket group 15 can be changed by increasing or decreasing the number of the gaskets, the upper surface of the gasket group 15 is guaranteed to be in contact with the lower surface of the main nut 5, and the lower surface of the gasket group 15 is in contact with the nut of the auxiliary bolt 12. The auxiliary bolt 12 applies resistance to the main nut 5 via the washer group 15, so that the main nut 5 cannot be screwed without removing the auxiliary bolt 12. The connection firmness of the main nut 5 on the main bolt 3 is further ensured, and the connection firmness of the support 1 and the generator shell 2 is also further ensured.

The above detailed description merely describes preferred embodiments of the present invention, and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims

1. The utility model provides a hydraulic motor generator, includes support, generator housing, its characterized in that, it has the kingbolt to alternate along vertical direction on the generator housing, the kingbolt pierces through support and generator housing, be equipped with the bolt hole that supplies the kingbolt to pierce through on the support, the surface of the pole portion of kingbolt is equipped with the locking groove, the locking groove is including erecting groove and cross slot, erect the groove and extend along the axis direction of kingbolt, the bottom of erecting the groove runs through the bottom of kingbolt, the cross slot extends along the axial direction of kingbolt, be fixed with the fixture block on the inner wall of bolt hole, the fixture block is in the locking groove, the fixture block can slide for the locking groove, during surface contact on the bottom of the nut of kingbolt and the support, the fixture block is in the cross slot, the upper surface and the lower surface of fixture block are equallyd divide and do not have the upper surface and the lower surface contact with the cross slot, threaded connection has the main nut on the kingbolt, the main nut is contradicted with the support.

2. The hydraulic motor generator as claimed in claim 1, wherein the main bolt is provided with an auxiliary groove, the auxiliary groove transversely penetrates through a rod portion of the main bolt, the auxiliary bolt is inserted into the auxiliary groove, a rod portion of the auxiliary bolt is in threaded connection with an auxiliary nut, nuts of the auxiliary nut and the auxiliary bolt are both in contact with the rod portion of the main bolt, a gasket set is sleeved outside the rod portion of the main bolt, an upper surface of the gasket set is in contact with a lower surface of the main nut, and a lower surface of the gasket set is in contact with a nut of the auxiliary bolt.

3. The hydraulic motor generator of claim 1, wherein the shank of the main bolt is composed of a column section and a threaded section, the column section is arranged on the upper side of the threaded section, and the diameter of the column section is larger than or equal to that of the threaded section.

4. A hydraulic motor generator according to claim 2, wherein the main bolt has a recess at its shank, and the auxiliary nut is located in the recess.

5. The hydraulic motor generator of claim 1, wherein the end of the latch facing the side of the latch is hemispherical.