Crankshaft oil hole sealing device of generator

Abstract

The utility model relates to the technical field of generators, in particular to a generator crankshaft oil hole sealing device which comprises a bottom plate, two vertical plates and a fixing assembly, and the fixing assembly comprises an air cylinder mounting plate, an auxiliary supporting plate, two air cylinders, two supporting rods, two air cylinder connecting rods, a plurality of pin shafts, two pressing plates, two second positioning plates and a pressing head. When the generator crankshaft needs to be subjected to plug installation, the plug is placed at the crankshaft hole opening of the generator crankshaft, the two air cylinders are started, the two air cylinders work to drive the two air cylinder connecting rods to drive the two pressing plates to move towards the side close to the generator crankshaft and press the generator crankshaft, the pressing machine is used for applying pressure to the pressing head, and then the plug is installed. The plug is pressed to the preset position through the pressing head, the two air cylinders are reset, plug installation of the generator crankshaft can be completed, and the problem that an existing crankshaft oil hole plug installation mode is low in efficiency is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of generators, in particular to a generator crankshaft oil hole sealing device. Background Art

[0002] In order to prevent oil leakage from the front and rear ends of the crankshaft along the axial direction of the crankshaft when the generator is working, plugs are provided at both ends of the crankshaft on the crankcase housing.

[0003] At present, the conventional crankshaft oil hole plug is manually knocked into the oil hole with a hammer. This method has poor dimensional consistency, is easy to damage parts, and has high labor intensity and low efficiency. Utility Model Content

[0004] The utility model aims to provide a generator crankshaft oil hole sealing device, aiming to solve the problem of low efficiency of the existing crankshaft oil hole plug installation method.

[0005] To achieve the above-mentioned purpose, the utility model provides a generator crankshaft oil hole sealing device, comprising a bottom plate, two vertical plates and a fixing assembly, wherein the fixing assembly comprises a cylinder mounting plate, an auxiliary support plate, two cylinders, two support rods, two cylinder connecting rods, a plurality of pins, two pressure plates, two second positioning plates and a pressure head;

[0006] The two vertical plates are respectively fixedly connected to the base plate and are both located on the base plate. The cylinder mounting plate is fixedly connected to the two vertical plates and is located on one side of the two vertical plates. The auxiliary support plate is fixedly connected to the two vertical plates and is located on one side of the two vertical plates. The two cylinders are respectively fixedly mounted on the cylinder mounting plate and the auxiliary support plate. The two support rods are respectively fixedly mounted on the cylinder mounting plate and the auxiliary support plate. The two cylinder connecting rods are respectively mounted on the output ends of the two cylinders. The plurality of pins are respectively fixedly connected to the two support rods and are respectively located on one side of the two support rods. The two pressing plates are rotatably connected to the plurality of pins and are respectively located on one side of the plurality of pins. The two second positioning plates are respectively fixedly connected to the two vertical plates and are both located between the two vertical plates. The pressure head is arranged on one side of the second positioning plate.

[0007] Wherein, the fixing assembly further includes a plurality of cotter pins, and the plurality of cotter pins are respectively arranged on one side of the plurality of pin shafts.

[0008] Wherein, the fixing assembly further includes a compression spring, and the compression spring is arranged on one side of the pressure head.

[0009] Wherein, the fixing assembly further includes a first positioning plate, and the first positioning plate is fixedly connected to the two vertical plates and fixedly connected to the auxiliary support plate.

[0010] Wherein, the fixing assembly further includes a third positioning plate, the third positioning plate is fixedly connected to the two vertical plates and is located between the first positioning plate and the second positioning plate.

[0011] The utility model discloses a generator crankshaft oil hole sealing device, the bottom plate provides installation conditions for the two vertical plates, the two vertical plates provide installation conditions for the fixing components, the cylinder mounting plate and the auxiliary support plate provide installation conditions for the two cylinders, and the two support rods provide installation conditions for the plurality of pin shafts. When it is necessary to install a plug on the generator crankshaft, the plug is placed at the crankshaft hole of the generator crankshaft, and the two cylinders are started. The two cylinders work to drive the two cylinder connecting rods to drive the two pressure plates to move to the side close to the generator shaft and press the generator crankshaft. A press is used to apply pressure to the pressure head, and the plug is pressed to a preset position by the pressure head. The two cylinders are reset, and the installation of the plug on the generator crankshaft can be completed, thereby solving the problem of low efficiency of the existing crankshaft oil hole plug installation method. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 The utility model is a structural schematic diagram of a generator crankshaft oil hole sealing device.

[0014] Figure 2 The utility model is a front view of a generator crankshaft oil hole sealing device.

[0015] Figure 3 The utility model is a side view of a generator crankshaft oil hole sealing device.

[0016] 1-base plate, 2-vertical plate, 3-pressure plate, 4-pin shaft, 5-support rod, 6-cylinder connecting rod, 7-first positioning plate, 8-auxiliary support plate, 9-second positioning plate, 10-cylinder mounting plate, 11-pressure head, 12-compression spring, 13-cylinder, 14-third positioning plate, 15-open pin. DETAILED DESCRIPTION

[0017] See also Figure 1-Figure 3 The utility model provides a generator crankshaft oil hole sealing device, comprising a bottom plate 1, two vertical plates 2 and a fixing assembly, wherein the fixing assembly comprises a cylinder mounting plate 10, an auxiliary support plate 8, two cylinders 13, two support rods 5, two cylinder connecting rods 6, a plurality of pins 4, two pressure plates 3, two second positioning plates 9 and a pressure head 11;

[0018] The two vertical plates 2 are respectively fixedly connected to the bottom plate 1 and are both located on the bottom plate 1. The auxiliary support plate 8 is fixedly connected to the two vertical plates 2 and is located on the two vertical plates 2. The cylinder mounting plate 10 is fixedly connected to the two vertical plates 2 and is located on one side of the two vertical plates 2. The auxiliary support plate 8 is fixedly connected to the two vertical plates 2 and is located on one side of the two vertical plates 2. The two cylinders 13 are respectively fixedly installed on the cylinder mounting plate 10 and the auxiliary support plate 8. The two support rods 5 are respectively fixedly installed. On the cylinder mounting plate 10 and the auxiliary support plate 8, the two cylinder connecting rods 6 are respectively installed at the output ends of the two cylinders 13, the multiple pins 4 are respectively fixedly connected to the two support rods 5, and are respectively located on one side of the two support rods 5, the two pressure plates 3 are rotatably connected to the multiple pins 4, and are respectively located on one side of the multiple pins 4, the two second positioning plates 9 are respectively fixedly connected to the two vertical plates 2, and are both located between the two vertical plates 2, and the pressure head 11 is arranged on one side of the second positioning plate 9.

[0019] In this embodiment, the base plate 1 provides installation conditions for the two vertical plates 2, the two vertical plates 2 provide installation conditions for the fixing components, the cylinder mounting plate 10 and the auxiliary support plate 8 provide installation conditions for the two cylinders 13, and the two support rods 5 provide installation conditions for the multiple pin shafts 4. When it is necessary to install a plug on the generator crankshaft, the plug is placed at the crankshaft hole of the generator crankshaft, and the two cylinders 13 are started. The two cylinders 13 work to drive the two cylinder connecting rods 6 to drive the two pressure plates 3 to move to the side close to the generator shaft and press the generator crankshaft. A press is used to apply pressure to the pressure head 11, and the plug is pressed to a preset position by the pressure head 11. The two cylinders 13 are reset, and the installation of the plug on the generator crankshaft can be completed, thereby solving the problem of low efficiency of the existing crankshaft oil hole plug installation method.

[0020] Furthermore, the fixing assembly also includes a plurality of cotter pins 15 , and the plurality of cotter pins 15 are respectively arranged on one side of the plurality of pin shafts 4 .

[0021] In this embodiment, the plurality of pin shafts 4 and the two support rods 5 can be limited by the plurality of cotter pins 15 .

[0022] Furthermore, the fixing assembly also includes a compression spring 12 , and the compression spring 12 is arranged on one side of the pressing head 11 .

[0023] In this embodiment, the pressure head 11 can be reset and guided by the resilience of the compression spring 12 .

[0024] Furthermore, the fixing assembly also includes a first positioning plate 7 , which is fixedly connected to the two vertical plates 2 and to the auxiliary support plate 8 .

[0025] In this embodiment, the generator crankshaft can be positioned by the first positioning plate 7 , the two second positioning plates 9 and the third positioning plate 14 .

[0026] Furthermore, the fixing assembly also includes a third positioning plate 14 , which is fixedly connected to the two vertical plates 2 and is located between the first positioning plate 7 and the second positioning plate 9 .

[0027] In this embodiment, the generator crankshaft can be positioned by the first positioning plate 7 , the two second positioning plates 9 and the third positioning plate 14 .

[0028] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A generator crankshaft oil hole sealing device, comprising a bottom plate and two vertical plates, wherein the two vertical plates are respectively fixedly connected to the bottom plate, are both located on the bottom plate, and are located on the two vertical plates, characterized in that: Also included is a fixing assembly, which includes a cylinder mounting plate, an auxiliary support plate, two cylinders, two support rods, two cylinder connecting rods, a plurality of pins, two pressure plates, two second positioning plates and a pressure head; The cylinder mounting plate is fixedly connected to the two vertical plates and is located on one side of the two vertical plates. The auxiliary support plate is fixedly connected to the two vertical plates and is located on one side of the two vertical plates. The two cylinders are fixedly mounted on the cylinder mounting plate and the auxiliary support plate, respectively. The two support rods are fixedly mounted on the cylinder mounting plate and the auxiliary support plate, respectively. The two cylinder connecting rods are respectively mounted on the output ends of the two cylinders. The plurality of pins are fixedly connected to the two support rods and are respectively located on one side of the two support rods. The two pressure plates are rotatably connected to the plurality of pins and are respectively located on one side of the plurality of pins. The two second positioning plates are fixedly connected to the two vertical plates, respectively, and are both located between the two vertical plates. The pressure head is arranged on one side of the second positioning plate.

2. The generator crankshaft oil hole sealing device according to claim 1, characterized in that: The fixing assembly also includes a plurality of cotter pins, and the plurality of cotter pins are respectively arranged on one side of the plurality of pin shafts.

3. The generator crankshaft oil hole sealing device according to claim 2, characterized in that: The fixing assembly further comprises a compression spring, and the compression spring is arranged on one side of the pressure head.

4. The generator crankshaft oil hole sealing device according to claim 3, characterized in that: The fixing assembly also includes a first positioning plate, which is fixedly connected to the two vertical plates and to the auxiliary support plate.

5. The generator crankshaft oil hole sealing device according to claim 4, characterized in that: The fixing assembly also includes a third positioning plate, which is fixedly connected to the two vertical plates and is located between the first positioning plate and the second positioning plate.

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