Wrench special for supercharged boiler fire observation device

Abstract

The invention discloses a special wrench for a supercharged boiler fire observation device, relates to a special wrench for a fire observation device, and aims to solve the problem that during operation of a supercharged boiler, when refractory glass of the fire observation device is dirty or damaged after being used for a long time, the glass needs to be replaced as an auxiliary tool. The device comprises a driving handle, a power applying shell and a plurality of driving work pieces, the multiple driving work pieces are arranged at one end of the power applying shell in the radial direction, the multiple driving work pieces are not arranged in the radial direction, and the driving handle is fixedly installed at the other end of the power applying shell. The invention belongs to the field of marine boiler maintenance.

Description

Technical Field

[0001] The invention relates to a special wrench for a fire viewing device, in particular to a special wrench for a supercharged boiler fire viewing device. The invention belongs to the field of marine boiler maintenance. Background Art

[0002] A supercharged boiler is a new type of boiler in which the fuel is mixed with air under high pressure and burned. The combustion efficiency and heat transfer intensity are greater than those of ordinary boilers, and the furnace volume and heating surface can be greatly reduced. It has the advantages of small size, light weight, saving steel and short startup time.

[0003] The fire viewing device of a pressurized boiler is connected to the furnace. During the operation of the boiler, it is necessary to frequently check the combustion conditions in the furnace and the coking conditions on the heating surface through the fire viewing device. When the refractory glass of the fire viewing device becomes dirty or damaged after long-term use, it is necessary to replace the glass with auxiliary tools. Therefore, it is necessary to design a valve wrench for disassembling and assembling the fire viewing device of a pressurized boiler to solve the above problem. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that during the operation of a pressurized boiler, when the fire-resistant glass of a fire-viewing device becomes dirty or damaged after long-term use, an auxiliary tool for replacing the glass is required, and further a special wrench for the fire-viewing device of a pressurized boiler is provided.

[0005] The technical solution adopted by the present invention to solve the above problems is:

[0006] A special wrench for a supercharged boiler fire-watching device, comprising a driving handle, a power application housing and a plurality of driving working parts;

[0007] A plurality of driving working parts are radially arranged on one end of the power application housing, and a plurality of driving working parts are not arranged radially, and a driving handle is fixedly installed on the other end of the power application housing.

[0008] Furthermore, the power application housing includes a driving disc and a power transmission cylinder, and an end surface of the driving disc is fixedly mounted on an end surface of the power transmission cylinder.

[0009] Furthermore, the driving handle is inserted into the other end of the power transmission cylinder.

[0010] Furthermore, a through hole is processed on one end of the power transmission cylinder, the driving handle is inserted into the through hole of the power transmission cylinder, and both ends of the driving handle are arranged through the outer wall of the power transmission cylinder.

[0011] Furthermore, the driving handle is a cylindrical rod body, the through hole of the power transmission cylinder is a circular through hole, and the driving handle and the through hole of the power transmission cylinder are arranged in a clearance-matched manner.

[0012] Furthermore, the driving working piece is a cylinder, and a plurality of cylindrical mounting holes are radially processed on the driving disc, and each driving working piece is installed on the cylindrical mounting hole by interference fit.

[0013] Furthermore, the axis of the driving handle is arranged perpendicularly to the center line of the power transmission cylinder.

[0014] Furthermore, the axis of the driving working piece is arranged parallel to the center line of the driving disc.

[0015] Beneficial effects of the present invention:

[0016] 1. The special wrench of the present invention can Figure 3 and Figure 4 The observation hole cover 12 and the observation hole seat 13 of the medium-pressure boiler fire-watching device are disassembled and installed. The special wrench of the present application can quickly disassemble and install the observation hole cover 12 and the observation hole seat 13 of the supercharged boiler fire-watching device and realize the replacement of the observation hole glass and the gasket 14.

[0017] 2. The length of the power application shell 2 of the special wrench of the present application is used to make multiple driving working parts 3 contact and cooperate with the grooves of the observation hole cover 12, and the multiple driving working parts 3 are driven by rotating the power application shell 2 to drive the observation hole cover 12 to rotate relative to the observation hole seat 13, thereby realizing the disassembly and installation of the observation hole cover 12 on the observation hole seat 13, ensuring the purpose of replacing the observation hole glass and the gasket 14. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of this application.

[0019] Figure 2 for Figure 1 Side view of.

[0020] Figure 3 The schematic diagram of the fire observation device for a pressurized boiler includes a protective cover 11, an observation hole cover 12, an observation hole seat 13, an observation hole glass and a gasket 14.

[0021] Figure 4 It is a schematic diagram of the observation hole cover 12. DETAILED DESCRIPTION

[0022] Specific implementation method 1: Combination Figure 1 and Figure 2 The present embodiment is described as a special wrench for a supercharged boiler fire-watching device, which comprises a driving handle 1, a power application housing 2 and a plurality of driving working parts 3;

[0023] A plurality of driving working members 3 are radially arranged on one end of the power application housing 2 , and none of the plurality of driving working members 3 are radially arranged, and the driving handle 1 is fixedly mounted on the other end of the power application housing 2 .

[0024] In this embodiment, the multiple driving working parts 3 of the power application shell 2 are correspondingly arranged in the grooves of the observation hole seat 13. The driving handle 1 is rotated to drive the power application shell 2 and the multiple driving working parts 3 on the power application shell 2 to rotate and drive the observation hole cover 12 to rotate. Since the observation hole cover 12 and the observation hole seat 13 are threadedly connected, the observation hole cover 12 and the observation hole seat 13 are driven to be threadedly disassembled and threadedly installed.

[0025] Specific implementation method 2: Combination Figure 1 and Figure 2 This embodiment describes a special wrench for a supercharged boiler fire-watching device, wherein the power application housing 2 includes a driving disc and a power transmission cylinder, and the end face of the driving disc is fixedly mounted on one end face of the power transmission cylinder. Other methods are the same as those of the first embodiment.

[0026] Specific implementation method three: Combination Figure 1 and Figure 2 This embodiment is described as a special wrench for a pressure boiler fire-watching device, wherein the driving handle 1 is inserted into the other end of the power transmission cylinder. Other methods are the same as those of the second embodiment.

[0027] In this embodiment, the driving handle 1 drives the power application housing 2 to rotate, which facilitates the driving rotation and achieves the effect of labor-saving driving.

[0028] Specific implementation method four: Combination Figure 1 and Figure 2 This embodiment is described. In this embodiment, a special wrench for a supercharged boiler fire-watching device is provided. A through hole is processed on one end of the power transmission cylinder. The driving handle 1 is inserted into the through hole of the power transmission cylinder, and both ends of the driving handle 1 are arranged through the outer wall of the power transmission cylinder. Other methods are the same as those of the third embodiment.

[0029] Specific implementation method five: Combination Figure 1 and Figure 2 This embodiment is described as a special wrench for a supercharged boiler fire-watching device, wherein the driving handle 1 is a cylindrical rod, the through hole of the power transmission cylinder is a circular through hole, and the driving handle 1 is provided with a clearance fit with the through hole of the power transmission cylinder. Other methods are the same as those of the fourth embodiment.

[0030] Specific implementation method six: Combination Figure 1 and Figure 2This embodiment is described as a special wrench for a supercharged boiler fire-watching device, wherein the driving working piece 3 is a cylinder, a plurality of cylindrical mounting holes are radially processed on the driving disc, and each driving working piece 3 is installed on the cylindrical mounting hole by interference fit. Other methods are the same as those of the fifth embodiment.

[0031] Specific implementation method seven: Combination Figure 1 and Figure 2 This embodiment is described as a special wrench for a supercharged boiler fire-watching device, wherein the axis of the driving handle 1 is perpendicularly arranged to the center line of the power transmission cylinder. Other methods are the same as those of the third embodiment.

[0032] Specific implementation method eight: Combination Figure 1 and Figure 2 This embodiment is described as follows: in the special wrench of the supercharged boiler fire-watching device described in this embodiment, the axis of the driving working piece 3 is arranged parallel to the center line of the driving disc. Other methods are the same as those of the third embodiment.

[0033] When removing the observation hole glass and gasket 14, first open the pin of the protective cover 11 on the observation device and then directly remove the protective cover 11 by hand. There are 4 grooves in the observation hole cover 12. The 4 driving working parts 3 of the power application housing 2 in the special wrench are placed into the grooves of the observation hole cover 12, and the driving handle 1 is turned counterclockwise to remove the observation hole cover 12. After removing the observation hole cover 12, the observation hole glass and gasket 14 can be directly taken out by hand. After replacing the new glass and gasket, the observation hole cover 12 is installed on the observation hole seat 13 with a special wrench.

[0034] The above-mentioned specific implementation can be partially adjusted in different ways by those skilled in the art without departing from the principle and purpose of the present invention. The protection scope of the present invention shall be based on the claims and shall not be limited by the above-mentioned specific implementation. Each implementation scheme within its scope shall be subject to the constraints of the present invention.

Claims

1. A special wrench for a pressurized boiler fire-watching device, characterized in that: It comprises a driving handle (1), a power application housing (2) and a plurality of driving working parts (3); A plurality of driving working parts (3) are radially arranged on one end of the power application housing (2), and none of the plurality of driving working parts (3) are radially arranged, and the driving handle (1) is fixedly mounted on the other end of the power application housing (2).

2. According to claim 1, a special wrench for a pressurized boiler fire-watching device, characterized in that: The power application housing (2) comprises a driving disc and a power transmission cylinder, and the end surface of the driving disc is fixedly mounted on an end surface of the power transmission cylinder.

3. According to claim 2, a special wrench for a pressurized boiler fire-watching device, characterized in that: The driving handle (1) is inserted into the other end of the power transmission cylinder.

4. The special wrench for the pressure boiler fire-watching device according to claim 3, characterized in that: A through hole is processed on one end of the power transmission cylinder, and the driving handle (1) is inserted into the through hole of the power transmission cylinder, and both ends of the driving handle (1) are arranged through the outer wall of the power transmission cylinder.

5. The special wrench for the pressurized boiler fire-watching device according to claim 3, characterized in that: The driving handle (1) is a cylindrical rod body, the through hole of the power transmission cylinder is a circular through hole, and the driving handle (1) and the through hole of the power transmission cylinder are arranged in a clearance fit.

6. The special wrench for the supercharged boiler fire-watching device according to claim 2, characterized in that: The driving working piece (3) is a cylinder, and a plurality of cylindrical mounting holes are radially processed on the driving disc, and each driving working piece (3) is installed on the cylindrical mounting hole by interference fit.

7. The special wrench for the pressure boiler fire-watching device according to claim 4, characterized in that: The axis of the driving handle (1) is arranged perpendicularly to the center line of the power transmission cylinder.

8. The special wrench for the pressurized boiler fire-watching device according to claim 6, characterized in that: The axis of the driving working piece (3) is arranged parallel to the center line of the driving disc.

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