CN219623092U - Hydraulic generator axle bush with cooling function - Google Patents

Abstract

The utility model discloses a hydraulic generator bearing bush with a cooling function, which comprises a bearing bush, wherein two symmetrical one-way valves are connected onto the bearing bush in a sliding manner, an insert block is fixedly connected onto the bearing bush, a connecting seat is sleeved on the outer side of the insert block in a sliding manner, the connecting seat is fixedly connected with the one-way valve, the connecting seat is in contact with the bearing bush, an insert rod is connected into the connecting seat in a sliding manner, the insert rod is connected with the insert block in a sliding manner, a pull block is fixedly connected onto the insert rod, and the pull block is in contact with the connecting seat. According to the utility model, through the effect of the one-way valve, the bearing bush can be cooled by water flowing into the bearing bush, the connecting seat can be limited in the vertical direction through the plug-in block and the connecting seat, and the connecting seat can be limited in the horizontal direction through the plug-in rod and the plug-in block, so that the purpose of fixing the connecting seat and the bearing bush is achieved, the one-way valve and the bearing bush can be connected for use, the connecting process is more convenient, and the operation is convenient.

Description

Hydraulic generator axle bush with cooling function

Technical Field

The utility model relates to the technical field of bearing bushes, in particular to a hydraulic generator bearing bush with a cooling function.

Background

In the sliding bearing of the hydroelectric generating set, the bearing bush generates heat due to mutual friction with the journal, so the bearing bush needs to be cooled by heat dissipation. The utility model patent with the publication number of CN213235831U discloses a cooling bearing bush, which comprises an upper half tile body and a lower half tile body, wherein a plurality of through holes are formed in the end wall of the lower half tile body along the axial direction, a plurality of waist-round hole grooves are formed in the end walls of the two sides of the lower half tile body, one waist-round hole groove is communicated with two adjacent through holes, annular sealing plates are fixedly connected with the end walls of the two sides of the lower half tile body, and the annular sealing plates are fixedly connected with the end walls of the upper half tile body; the through hole, the waist round hole groove and the annular sealing plate form an S-shaped cooling channel, a water inlet hole and a water outlet hole are formed in the peripheral wall of the lower half tile body along the radial direction, the water inlet hole is communicated with one end of the cooling channel, and the water outlet hole is communicated with the other end of the cooling channel. In the utility model, the cooling channel is arranged in the lower half tile body, is closer to the friction surface of the journal and the bearing bush, has better cooling effect, and can be used as a bearing piece to strengthen the bearing capacity of the bearing bush.

Among the above-mentioned prior art, the bearing bush realizes the cooling effect to the bearing bush through the flow of check valve control rivers in the bearing bush, and the check valve is fixed with the bearing bush installation through the form of bolt generally, and the installation needs to be with the help of work, and the check valve is comparatively troublesome with the connection process of bearing bush, inconvenient during operation. Improvements are therefore needed.

Disclosure of Invention

The utility model aims to provide a hydraulic generator bearing bush with a cooling function, which solves the problem that the connecting process of a one-way valve and the bearing bush is troublesome.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic generator axle bush with cooling function, includes the axle bush, sliding connection has two symmetrical check valves on the axle bush, fixedly connected with inserted block on the axle bush, the outside sliding sleeve of inserted block has connected the connecting seat, connecting seat and check valve fixed connection, connecting seat and axle bush contact, the inside sliding connection of connecting seat has the inserted bar, inserted bar and inserted block sliding connection, fixedly connected with pull block on the inserted bar, pull block and connecting seat contact, fixedly connected with slider on the inserted bar, slider and connecting seat sliding connection, fixedly connected with slide bar on the slider, slide bar and connecting seat sliding connection, the outside of slide bar is provided with first spring, be provided with stop gear on the pull block.

Preferably, the insert block is provided with a groove, and the inside of the groove is connected with an insert rod in a sliding manner. Through designing the recess for the inserted bar can slide in the recess.

Preferably, one end of the first spring is fixedly connected with the sliding block, and the other end of the first spring is fixedly connected with the connecting seat. By designing the first spring such that the force of the first spring can act on the slider.

Preferably, the stop gear includes guide block, guide arm, second spring, connecting block, stopper, spacing groove, the inside sliding connection of connecting seat has the guide block, fixedly connected with guide arm on the guide block, guide arm and connecting seat sliding connection, the outside of guide arm is provided with the second spring, be connected with the connecting block on the guide arm through the bearing, the connecting block is contacted with the pull block, fixedly connected with stopper on the connecting block, stopper and pull block sliding connection. Through designing stop gear, can improve check valve connection stability.

Preferably, one end of the second spring is fixedly connected with the guide block, and the other end of the second spring is fixedly connected with the connecting seat. By designing the second spring such that the force of the second spring can act on the guide block.

Preferably, the pull block is provided with a limit groove, and the inside of the limit groove is slidably connected with a limit block. Through designing the spacing groove for the stopper can slide in the spacing groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the effect of the one-way valve, the bearing bush can be cooled by water flowing into the bearing bush, the connecting seat can be limited in the vertical direction through the plug-in block and the connecting seat, and the connecting seat can be limited in the horizontal direction through the plug-in rod and the plug-in block, so that the purpose of fixing the connecting seat and the bearing bush is achieved, the one-way valve and the bearing bush can be connected for use, the connecting process is more convenient, and the operation is convenient.

2. According to the utility model, through the plug-in connection of the limiting block and the limiting groove and the action of the second spring, the pressure towards the direction of the connecting seat can be applied to the pull block, so that the limiting effect can be achieved on the pull block, the separation of the inserted rod and the inserted block can be prevented, the connection stability of the inserted rod and the inserted block can be improved, and the connection working stability of the one-way valve is further improved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

fig. 3 is an enlarged view of fig. 2 at a in accordance with the present utility model.

In the figure: 1. bearing bush; 2. a one-way valve; 3. inserting blocks; 4. a connecting seat; 5. a rod; 6. a groove; 8. pulling blocks; 9. a limiting mechanism; 10. a slide block; 11. a slide bar; 12. a first spring; 91. a guide block; 92. a guide rod; 93. a second spring; 94. a connecting block; 95. a limiting block; 96. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2 and fig. 3, a hydraulic generator bearing bush with cooling function comprises a bearing bush 1, two symmetrical one-way valves 2 are slidingly connected to the bearing bush 1, an insert block 3 is fixedly connected to the bearing bush 1, a connecting seat 4 is slidingly sleeved on the outer side of the insert block 3, the connecting seat 4 is fixedly connected with the one-way valves 2, the connecting seat 4 is in contact with the bearing bush 1, an insert rod 5 is slidingly connected to the inner side of the connecting seat 4, the insert rod 5 is slidingly connected with the insert block 3, a groove 6 is formed in the insert block 3, an insert rod 5 is slidingly connected to the inner side of the groove 6, the insert rod 5 can slide in the groove 6 through the groove 6, a pull block 8 is fixedly connected to the insert rod 5, a sliding block 10 is fixedly connected to the connecting seat 4, a sliding rod 11 is fixedly connected to the sliding block 10, a first spring 12 is arranged on the outer side of the sliding rod 11, one end of the first spring 12 is fixedly connected with the sliding block 10, the other end of the first spring 12 is fixedly connected with the connecting seat 4, and the first spring 12 is fixedly connected with the connecting seat 12, and the first spring 9 can act on the first spring 8 through the first spring 12.

Referring to fig. 1, 2 and 3, the limiting mechanism 9 includes a guide block 91, a guide rod 92, a second spring 93, a connecting block 94, a limiting block 95 and a limiting groove 96, wherein the guide block 91 is slidably connected with the inside of the connecting seat 4, the guide rod 92 is fixedly connected with the guide block 91, the guide rod 92 is slidably connected with the connecting seat 4, the second spring 93 is arranged on the outer side of the guide rod 92, one end of the second spring 93 is fixedly connected with the guide block 91, the other end of the second spring 93 is fixedly connected with the connecting seat 4, the acting force of the second spring 93 can act on the guide block 91 through the design of the second spring 93, the connecting block 94 is connected with the pull block 8 through a bearing, the limiting block 95 is fixedly connected with the pull block 8 in a sliding manner, the limiting groove 96 is formed in the pull block 8, the limiting block 95 is slidably connected with the inside of the limiting groove 96, the limiting block 95 can slide in the limiting groove 96 through the design, and the connection stability of the one-way valve 2 can be improved through the design of the limiting mechanism 9.

The specific implementation process of the utility model is as follows: during the use, can realize the cooling to axle bush 1 to the inside water of axle bush 1 through the effect of check valve 2, when needs are connected the check valve 2 and are used, firstly move connecting seat 4 to the direction that is close to the inserted block 3, make connecting seat 4 cover in the outside of inserted block 3, insert 5 earlier with the contact of inserted block 3 then last remove connecting seat 4, make insert 5 slide along the inclined plane of inserted block 3, insert 5 can drive pull block 8 and remove, insert 5 can drive slider 10 and slide bar 11 simultaneously and remove, slider 10 can extrude first spring 12, when insert 5 moves to recess 6 department, through the elastic action of first spring 12, can give slider 10 a reaction force, make slider 10 drive insert 5 reset, insert 5 can insert in the recess 6 of inserted block 3 this moment, simultaneously check valve 2 inserts in 1, thereby can realize the connection of check valve 2 and axle bush 1 and use, and the connection process is more convenient and simple operation. When the pull block 8 is required to be limited, the connecting block 94 is pulled towards the direction far away from the connecting seat 4, the connecting block 94 drives the guide rod 92 and the guide block 91 to move, the guide block 91 can squeeze the second spring 93, then the connecting block 94 is rotated, the connecting block 94 is arranged on the outer side of the pull block 8, then the connecting block 94 is slowly moved, the limiting block 95 on the connecting block 94 is inserted into the limiting groove 96 of the pull block 8, at the moment, the second spring 93 is still in a compressed state, pressure towards the direction of the connecting seat 4 can be applied to the pull block 8, a limiting effect can be achieved on the pull block 8, separation of the inserting rod 5 and the inserting block 3 can be prevented, accordingly, the connection stability of the inserting rod 5 and the inserting block 3 can be improved, and the connection working stability of the one-way valve 2 is further improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a hydraulic generator axle bush with cooling function, includes axle bush (1), its characterized in that: the novel sliding type bearing bush is characterized in that two symmetrical one-way valves (2) are connected to the bearing bush (1) in a sliding mode, plug blocks (3) are fixedly connected to the bearing bush (1), connecting seats (4) are connected to the outer sides of the plug blocks (3) in a sliding mode in a sleeved mode, the connecting seats (4) are fixedly connected to the one-way valves (2), the connecting seats (4) are in contact with the bearing bush (1), plug rods (5) are connected to the inner sides of the connecting seats (4) in a sliding mode, plug rods (5) are connected to the plug blocks (3) in a sliding mode, pull blocks (8) are fixedly connected to the plug rods (5), sliding blocks (10) are connected to the connecting seats (4) in a sliding mode, sliding rods (11) are fixedly connected to the sliding rods (10), the sliding rods (11) are connected to the connecting seats (4) in a sliding mode, first springs (12) are arranged on the outer sides of the sliding rods (11), and limiting mechanisms (9) are arranged on the pull blocks (8).

2. A hydraulic generator bushing with cooling function according to claim 1, wherein: the inserting block (3) is provided with a groove (6), and the inside of the groove (6) is connected with an inserting rod (5) in a sliding mode.

3. A hydraulic generator bushing with cooling function according to claim 1, wherein: one end of the first spring (12) is fixedly connected with the sliding block (10), and the other end of the first spring (12) is fixedly connected with the connecting seat (4).

4. A hydraulic generator bushing with cooling function according to claim 1, wherein: stop gear (9) are including guide block (91), guide arm (92), second spring (93), connecting block (94), stopper (95), spacing groove (96), the inside sliding connection of connecting seat (4) has guide block (91), fixedly connected with guide arm (92) on guide block (91), guide arm (92) and connecting seat (4) sliding connection, the outside of guide arm (92) is provided with second spring (93), be connected with connecting block (94) through the bearing on guide arm (92), connecting block (94) and pull piece (8) contact, fixedly connected with stopper (95) on connecting block (94), stopper (95) and pull piece (8) sliding connection.

5. The hydraulic generator bushing with cooling function according to claim 4, wherein: one end of the second spring (93) is fixedly connected with the guide block (91), and the other end of the second spring (93) is fixedly connected with the connecting seat (4).

6. A hydraulic generator bushing with cooling function according to claim 1, wherein: the pull block (8) is provided with a limiting groove (96), and a limiting block (95) is connected inside the limiting groove (96) in a sliding mode.