Water-turbine generator set brake conveying device

Abstract

The water-turbine generator set brake conveying device comprises a longitudinal support, a transverse support, a longitudinal displacement mechanism and a transverse displacement mechanism, the transverse support is installed on one side of the top of the longitudinal support, a bearing seat is installed on the longitudinal support through the longitudinal displacement mechanism, and a push plate is installed on the transverse support through the transverse displacement mechanism; through the arrangement of the longitudinal displacement mechanism and the transverse displacement mechanism, the conveying action of reciprocating motion in the vertical direction and the conveying action of reciprocating motion in the horizontal direction during disassembly and assembly of the brake are achieved, so that manpower is greatly saved, and the safety risk during disassembly and assembly operation of the brake is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of maintenance of a water turbine generator set, in particular to a brake conveying device of a water turbine generator set. Background Art

[0002] The brake of a hydro-turbine generator set is an important mechanical device, which is mainly used to shorten the low-speed operation time of the unit through mechanical braking in the later stage of the hydro-turbine generator set shutdown and deceleration, to avoid the wear and even burning of the thrust bearing, and to lift the generator rotor during the unit maintenance to bear the weight of the unit's rotating parts. The brake of a hydro-turbine generator set is generally installed between the rotor and the concrete foundation, but the concrete foundation has a certain height and the space between it and the rotor is limited. During maintenance operations, it is not convenient to hoist due to space constraints. Workers need to bend down to disassemble and manually transfer the brake, which is cumbersome and dangerous to operate. Utility Model Content

[0003] The purpose of the utility model is to provide a hydraulic generator brake conveying device, which realizes the conveying action of the vertical reciprocating motion and the horizontal reciprocating motion when the brake is disassembled and assembled by setting the longitudinal displacement mechanism and the transverse displacement mechanism, thereby greatly saving manpower and reducing the safety risk during the brake disassembly and assembly operation. In order to achieve the above technical features, the purpose of the utility model is achieved as follows:

[0004] A brake conveying device for a hydro-generator set comprises a longitudinal support and a transverse support installed on one side of the top of the longitudinal support;

[0005] A bearing seat is mounted on the longitudinal bracket via a longitudinal displacement mechanism, and the longitudinal displacement mechanism is used to drive a brake placed on the top of the bearing seat to reciprocate in the vertical direction;

[0006] A push plate is installed on the transverse bracket via a transverse displacement mechanism, and the push plate is detachably connected to the brake. The transverse displacement mechanism is used to drive the push plate to drive the brake placed on the top of the transverse bracket to reciprocate in the horizontal direction.

[0007] The longitudinal displacement mechanism includes a first screw rod vertically mounted on the longitudinal bracket, first guide rods are arranged in parallel on both sides of the first screw rod, a first movable block is slidably connected to the first guide rod, the first movable block is threadedly connected to the first screw rod, the bearing seat is fixedly connected to the first movable block, and the driving end of the first screw rod is connected to the output shaft of the first reduction motor.

[0008] The lateral displacement mechanism includes a second screw rod horizontally mounted on the lateral bracket, second guide rods are arranged in parallel on both sides of the second screw rod, a second movable block is slidably connected to the second guide rod, the second movable block is threadedly connected to the second screw rod, the push plate is detachably connected to the second movable block, and the driving end of the second screw rod is connected to the output shaft of the second reduction motor.

[0009] The longitudinal support comprises a main body of a frame structure, a bottom plate is provided at the bottom of the main body, and the bearing seat is installed on the inner side of the main body.

[0010] The bearing seat is a drawer-like structure with an opening on the side facing the transverse bracket. A plurality of first rolling shafts are arranged horizontally at the bottom of the bearing seat, and the rotation axis of the first rolling shaft is perpendicular to the axis of the second guide rod.

[0011] A plurality of second rolling shafts are arranged on the transverse bracket in the horizontal direction. The plurality of second rolling shafts are symmetrically distributed on both sides of the second screw rod, and a rotation axis of each second rolling shaft is perpendicular to an axis of the second guide rod.

[0012] The bottom of the bottom plate of the longitudinal bracket is equipped with moving wheels and height-adjustable supporting feet.

[0013] It also includes a controller installed on the top of the bottom, and the controller is connected to the first reduction motor and the second reduction motor respectively.

[0014] The conveying device provided by the utility model comprises a longitudinal bracket, a transverse bracket, a longitudinal displacement mechanism, and a transverse displacement mechanism, wherein the transverse bracket is installed on one side of the top of the longitudinal bracket, a bearing seat is installed on the longitudinal bracket through the longitudinal displacement mechanism, and a push plate is installed on the transverse bracket through the transverse displacement mechanism; when the brake is disassembled and transported, the position of the entire device is first adjusted so that the transverse bracket is moved to the disassembly station, the disassembled brake is placed on the top of the transverse bracket and connected to the push plate through a first fastening bolt, and the longitudinal displacement mechanism is controlled so that the bearing surface of the bearing seat is consistent with the height of the top of the transverse bracket, the transverse displacement mechanism is started to drive the push plate to drive the brake to approach the bearing seat, and after the brake approaches the bearing seat, the first fastening bolt and the push plate are removed, and then the brake is manually transferred to the top of the bearing seat, and the longitudinal displacement mechanism is started to drive the bearing seat and the brake to move to the bottom of the longitudinal bracket, thereby realizing the disassembly and transfer of the brake, and similarly, the installation and transportation of the brake can also be realized, and the operation of the entire process greatly saves manpower and reduces the safety risks during the disassembly and assembly of the brake. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 A first-view stereoscopic diagram of a hydraulic generator set brake delivery device provided by an embodiment of the utility model;

[0017] Figure 2 A second perspective stereoscopic diagram of a hydraulic generator set brake delivery device provided by an embodiment of the utility model;

[0018] Figure 3 A third perspective view of a hydraulic generator set brake delivery device provided by an embodiment of the utility model;

[0019] Figure 4 The embodiment of the utility model provides Figure 2 Middle M partial enlarged view;

[0020] Figure 5 A schematic diagram of the structure of a longitudinal bracket provided in an embodiment of the utility model;

[0021] Figure 6 A bottom view of a brake delivery device for a hydro-generator set provided by an embodiment of the utility model;

[0022] In the figure: longitudinal bracket 1, main body 1a, vertical rod 1a1, cross rod 1a2, bottom plate 1b, transverse bracket 2, second rolling shaft 2a, longitudinal displacement mechanism 3, first screw rod 3a, first guide rod 3b, first movable block 3c, first reduction motor 3d, bearing seat 4, first rolling shaft 4a, brake 5, transverse displacement mechanism 6, second screw rod 6a, second guide rod 6b, second movable block 6c, second reduction motor 6d, push plate 7, moving wheel 8, first fastening bolt 9, height-adjustable support foot 10, moving trolley 11, controller 12, handle 13, second fastening bolt 14. DETAILED DESCRIPTION

[0023] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

[0024] See attached Figure 1-6 In order to realize the above technical features, the purpose of the utility model is achieved as follows:

[0025] A brake conveying device for a hydro-turbine generator set comprises a longitudinal support 1 and a transverse support 2 installed on one side of the top of the longitudinal support 1; a bearing seat 4 is installed on the longitudinal support 1 through a longitudinal displacement mechanism 3, and the longitudinal displacement mechanism 3 is used to drive a brake 5 placed on the top of the bearing seat 4 to reciprocate in the vertical direction; a push plate 7 is installed on the transverse support 2 through a transverse displacement mechanism 6, and the push plate 7 is connected to the brake 5 in a detachable manner, and the transverse displacement mechanism 6 is used to drive the push plate 7 to drive the brake 5 placed on the top of the transverse support 2 to reciprocate in the horizontal direction.

[0026] The conveying device provided by the utility model comprises a longitudinal support 1, a transverse support 2, a longitudinal displacement mechanism 3, and a transverse displacement mechanism 6, wherein the transverse support 2 is installed on one side of the top of the longitudinal support 1, a bearing seat 4 is installed on the longitudinal support 1 through the longitudinal displacement mechanism 3, and a push plate 7 is installed on the transverse support 2 through the transverse displacement mechanism 6; when the brake is disassembled and transported, the position of the entire device is adjusted first, so that the transverse support 2 is moved to the disassembly station, the disassembled brake 5 is placed on the top of the transverse support 2 and connected to the push plate 7 through the first fastening bolt 9, and the longitudinal displacement mechanism 3 is adjusted. The operation is performed so that the bearing surface of the bearing seat 4 is consistent with the top height of the horizontal bracket 2, and the horizontal displacement mechanism 6 is started to drive the push plate 7 to drive the brake 5 to approach the bearing seat 4. After the brake 5 is close to the bearing seat 4, the first fastening bolt 9 and the push plate 7 are removed, and then the brake 5 is manually transferred to the top of the bearing seat 4, and the longitudinal displacement mechanism 3 is started to drive the bearing seat 4 and the brake 5 to move to the bottom of the longitudinal bracket 1, thereby realizing the disassembly and transfer of the brake. Similarly, the installation and transportation of the brake can also be realized. In terms of operation of the entire process, manpower is greatly saved and the safety risk during the disassembly and assembly of the brake is reduced.

[0027] Furthermore, the longitudinal displacement mechanism 3 includes a first screw rod 3a vertically installed on the longitudinal bracket 1, first guide rods 3b are arranged in parallel on both sides of the first screw rod 3a, a first movable block 3c is slidably connected to the first guide rod 3b, the first movable block 3c is threadedly connected to the first screw rod 3a, the bearing seat 4 is fixedly connected to the first movable block 3c, the driving end of the first screw rod 3a is connected to the output shaft of the first reduction motor 3d, and the first reduction motor 3d drives the first screw rod 3a to drive the first movable block 3c and the bearing seat 4, so as to realize the longitudinal movement of the brake 5 placed on the bearing seat 4.

[0028] Furthermore, the lateral displacement mechanism 6 includes a second screw rod 6a horizontally installed on the lateral bracket 2, second guide rods 6b are arranged in parallel on both sides of the second screw rod 6a, a second movable block 6c is slidably connected to the second guide rod 6b, the second movable block 6c is threadedly connected to the second screw rod 6a, and the push plate 7 is connected to the second movable block 6c through a second fastening bolt 14. The driving end of the second screw rod 6a is connected to the output shaft of the second reduction motor 6d. The second reduction motor 6d drives the second screw rod 6a to drive the second movable block 6c and the push plate 7, so as to realize the lateral movement of the brake 5 connected to the push plate 7.

[0029] Furthermore, the longitudinal bracket 1 includes a main body 1a of a frame structure, and the main body 1a includes a rectangular frame structure composed of a plurality of vertical rods 1a1, and the vertical rods 1a1 are connected by a plurality of horizontal rods 1a2; a bottom plate 1b is provided at the bottom of the main body 1a, and a bearing seat 4 is installed on the inner side of the main body 1a. The above structure is compact, simple and easy to manufacture.

[0030] Furthermore, the bearing seat 4 is a drawer-like structure with an opening on the side facing the horizontal bracket 2, and a plurality of first rolling shafts 4a are provided at the bottom of the bearing seat 4 in the horizontal direction, and the rotation axis of the first rolling shaft 4a is perpendicular to the axis of the second guide rod 6b. The first rolling shaft 4a is set so that the brake 5 can be pushed to the top of the horizontal bracket 2 by manual pushing.

[0031] Furthermore, a plurality of second rolling shafts 2a are provided on the horizontal direction of the transverse bracket 2, and the plurality of second rolling shafts 2a are symmetrically distributed on both sides of the second screw rod 6a, and the rotation axis of each second rolling shaft 2a is perpendicular to the axis of the second guide rod 6b. When working, the brake 5 slides on the surface of the second rolling shaft 2a, which can effectively reduce the friction during movement and facilitate the lateral movement of the brake 5.

[0032] Furthermore, a movable wheel 8 is installed at the bottom of the base plate 1b of the longitudinal bracket 1 to adjust the overall position of the device; a plurality of height-adjustable supporting feet 10 are respectively installed at the bottom of the base plate 1b and the transverse bracket 2. Through the setting of the height-adjustable supporting feet 10, the device of the present application can be set up more stably.

[0033] Furthermore, it also includes a moving trolley 11 to facilitate the transfer of the brake after removal.

[0034] It also includes a controller 12 installed on the top of the bottom, and the controller 12 is connected to the first reduction motor 3d and the second reduction motor 6d respectively.

Claims

1. A hydraulic generator brake conveying device, characterized in that: It comprises a longitudinal support (1) and a transverse support (2) installed on one side of the top of the longitudinal support (1); A bearing seat (4) is mounted on the longitudinal support (1) via a longitudinal displacement mechanism (3), and the longitudinal displacement mechanism (3) is used to drive a brake (5) disposed on the top of the bearing seat (4) to reciprocate in a vertical direction; A push plate (7) is mounted on the transverse bracket (2) via a transverse displacement mechanism (6); the push plate (7) is detachably connected to the brake (5); the transverse displacement mechanism (6) is used to drive the push plate (7) to drive the brake (5) disposed on the top of the transverse bracket (2) to reciprocate in a horizontal direction.

2. A hydraulic generator brake delivery device according to claim 1, characterized in that: The longitudinal displacement mechanism (3) comprises a first screw rod (3a) vertically mounted on the longitudinal bracket (1); first guide rods (3b) are arranged in parallel on both sides of the first screw rod (3a); a first movable block (3c) is slidably connected to the first guide rod (3b); the first movable block (3c) is threadedly connected to the first screw rod (3a); the bearing seat (4) is fixedly connected to the first movable block (3c); and a driving end of the first screw rod (3a) is connected to an output shaft of a first reduction motor (3d).

3. A hydraulic generator brake delivery device according to claim 2, characterized in that: The lateral displacement mechanism (6) comprises a second screw rod (6a) mounted horizontally on the lateral bracket (2), second guide rods (6b) are arranged in parallel on both sides of the second screw rod (6a), a second movable block (6c) is slidably connected to the second guide rod (6b), the second movable block (6c) is threadedly connected to the second screw rod (6a), the push plate (7) is detachably connected to the second movable block (6c), and the driving end of the second screw rod (6a) is connected to the output shaft of the second reduction motor (6d).

4. A hydraulic generator brake delivery device according to claim 3, characterized in that: The longitudinal bracket (1) comprises a main body (1a) of a frame structure, a bottom plate (1b) is provided at the bottom of the main body (1a), and the bearing seat (4) is installed on the inner side of the main body (1a).

5. A hydraulic generator brake delivery device according to claim 4, characterized in that: The bearing seat (4) is a drawer-like structure with an opening on the side facing the transverse bracket (2), and a plurality of first rolling shafts (4a) are provided at the bottom of the bearing seat (4) in a horizontal direction, wherein the rotation axis of the first rolling shaft (4a) is perpendicular to the axis of the second guide rod (6b).

6. A hydraulic generator brake delivery device according to claim 5, characterized in that: A plurality of second rolling shafts (2a) are provided on the transverse bracket (2) in a horizontal direction. The plurality of second rolling shafts (2a) are symmetrically distributed on both sides of the second screw rod (6a), and the rotation axis of each second rolling shaft (2a) is perpendicular to the axis of the second guide rod (6b).

7. A hydraulic generator brake delivery device according to claim 6, characterized in that: The bottom of the bottom plate (1b) of the longitudinal bracket (1) is provided with moving wheels (8) and height-adjustable supporting feet (10).

8. A hydraulic generator brake delivery device according to claim 7, characterized in that: It also includes a controller (12) installed on the top of the bottom, and the controller (12) is connected to the first reduction motor (3d) and the second reduction motor (6d) respectively.

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