Tool for boiler pipe diagnosis

Abstract

The utility model belongs to the technical field of ship boiler maintenance, and particularly relates to a tool for boiler pipe diagnosis, which comprises a cover plate, a breather pipe and a plunger, the breather pipe is fixedly inserted at the top of the cover plate, the breather pipe is in threaded connection with a pressure gauge and a control valve, a mounting groove is arranged at the bottom of the cover plate, and the plunger is arranged in the mounting groove. The plunger is fixedly connected with the inner top of the mounting groove, a channel communicated with the ventilation pipe is formed in the plunger, the top of the plunger is fixedly sleeved with a sealing ring, the sealing ring abuts against the inner top of the mounting groove, a screw is rotationally inserted into the mounting groove, and the screw is sleeved with two symmetrically-arranged transmission blocks in a threaded mode. The bottom of the transmission block is fixedly connected with an arc-shaped pressing plate, and the arc-shaped pressing plate is slidably connected with the inner wall of the mounting groove through a sliding rod. According to the utility model, through the arrangement of the adjustable arc pressing plate structure and the pressure detection structure, the boiler tube can be diagnosed quickly, so that the diagnosis efficiency of the boiler tube is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ship boiler maintenance technical field especially relates to a tool for boiler pipe diagnosis. BACKGROUND

[0002] There are multiple A type boilers and B type boilers on the steam power ship. Due to the reasons such as structure and material, the boiler pipe often breaks and blocks frequently. Once the boiler pipe leaks in operation, the boiler must be stopped, and the ship must sail at a low speed, so that the fault diagnosis can be completed in a small range and a short time as far as possible, and the ship power is recovered quickly.

[0003] The existing patent "CN201320300449.0" proposes a tool for boiler pipe diagnosis. It includes an upper drum diagnosis tool that can block the upper drum pipe and inject a certain pressure water, and a lower drum diagnosis tool that can block the corresponding pipe of the lower drum in cooperation with the upper drum diagnosis tool.

[0004] However, the above-mentioned boiler pipe diagnosis tool has a relatively complex structure, and the operation steps are relatively cumbersome in the diagnosis process, thereby affecting the diagnosis efficiency of the boiler pipe. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of the relatively complex structure of the diagnosis tool in the background art, and the relatively cumbersome operation steps in the diagnosis process, and proposes a tool for boiler pipe diagnosis.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A tool for boiler pipe diagnosis, including cover plate, breather pipe and plunger, the breather pipe is fixedly inserted in the top of the cover plate, the breather pipe is screw threaded with pressure gauge and control valve, the bottom of the cover plate is equipped with the mounting groove, the plunger is fixedly connected with the inner top of the mounting groove, the plunger is equipped with the passageway that communicates with the breather pipe, the top of the plunger is fixedly sleeved with sealing ring, the sealing ring is opposite to the inner top of the mounting groove, the mounting groove is rotatably inserted with screw rod, the screw rod is screw threaded with the two transmission blocks that are arranged symmetrically, the bottom of the transmission block is fixedly connected with arc-shaped pressing plate, the arc-shaped pressing plate is slidably connected with the inner wall of the mounting groove through slide bar, one end of the slide bar penetrates the inner wall of the mounting groove and is fixedly connected with the stop block, one end of the screw rod penetrates the inner wall of the mounting groove and is fixedly connected with knob, one end of the knob is slidably inserted with clamping mechanism, a plurality of clamping grooves corresponding to the clamping mechanism are arranged around the cover plate.

[0008] Preferably, the top of the cover plate is fixedly connected with the handle.

[0009] Preferably, the ventilation pipe is sleeved with a connecting flange at one end away from the cover plate.

[0010] Preferably, the two arc-shaped pressing plates are fixedly connected with rubber pads on opposite sides.

[0011] Preferably, the clamping mechanism comprises a clamping rod, a clamping sleeve is sleeved at one end of the clamping rod close to the cover plate, and a pull rod is fixedly connected at one end of the clamping rod away from the clamping sleeve.

[0012] Preferably, a spring is sleeved on the clamping rod, and the two ends of the spring are fixedly connected with the pull rod and the knob respectively.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. In the utility model, the adjustable arc-shaped pressing plate structure and the pressure detection structure are arranged, so that the boiler pipe can be quickly diagnosed, thereby effectively improving the diagnosis efficiency of the boiler pipe.

[0015] 2. In the utility model, the sliding rod is arranged to prevent the arc-shaped pressing plate from shaking, the stop block can limit the sliding rod, the clamping mechanism can effectively fix the knob, and the connecting flange can be conveniently connected with the external inflation structure. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structure schematic view of a tool for boiler pipe diagnosis is provided for the utility model;

[0017] Figure 2 A bottom view structure schematic view of the plunger in the tool for boiler pipe diagnosis is provided for the utility model;

[0018] Figure 3 A structure schematic view of A in the utility model is provided for the utility model. Figure 1

[0019] In the figure: 1 cover plate, 2 ventilation pipe, 3 plunger, 4 pressure gauge, 5 control valve, 6 channel, 7 sealing ring, 8 screw rod, 9 transmission block, 10 arc-shaped pressing plate, 11 sliding rod, 12 stop block, 13 knob, 14 handle, 15 connecting flange, 16 rubber pad, 17 clamping rod, 18 clamping sleeve, 19 pull rod, 20 spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Reference is made to Figures 1-3 ​The utility model provides a tool for boiler pipe diagnosis, including cover plate 1, air pipe 2 and plunger 3, the top of cover plate 1 is fixedly connected with handle 14, and cover plate 1 is conveniently moved and fixed, air pipe 2 is fixedly inserted in the top of cover plate 1, is used to inject air into passageway 6, air pipe 2 is threadedly connected with pressure gauge 4 and control valve 5, and the importation of control gas is used for connecting flange 15 that air pipe 2 is fixedly sleeved with the end away from cover plate 1, and it is convenient to connect with external aeration structure,

[0022] In the embodiment, the bottom of the cover plate 1 is provided with a mounting groove, the plunger 3 is fixedly connected with the inner top of the mounting groove, and is used for inserting into the boiler pipe to be diagnosed, the plunger 3 is provided with a passageway 6 communicated with the air pipe 2, which is used for guiding the gas into the boiler pipe, the top of the plunger 3 is fixedly sleeved with a sealing ring 7, the sealing ring 7 abuts against the inner top of the mounting groove, preventing the leakage of gas at the plunger 3, and the screw rod 8 is rotatably inserted into the mounting groove, the screw rod 8 is threadedly sleeved with two transmission blocks 9 symmetrically arranged, which is used for driving the arc-shaped pressing plate 10 to move.

[0023] In the embodiment, the bottom of the transmission block 9 is fixedly connected with the arc-shaped pressing plate 10, which is used for fixing the cover plate 1 outside the boiler pipe, the opposite side of the two arc-shaped pressing plates 10 is fixedly connected with the rubber pad 16, preventing the arc-shaped pressing plate 10 from sliding, the arc-shaped pressing plate 10 is slidably connected with the inner wall of the mounting groove through the slide rod 11, one end of the slide rod 11 penetrates the inner wall of the mounting groove and is fixedly connected with the stop block 12, and one end of the screw rod 8 penetrates the inner wall of the mounting groove and is fixedly connected with the knob 13, which is used for driving the screw rod 8 to rotate.

[0024] In the embodiment, one end of the knob 13 is slidably inserted with a clamping mechanism, a plurality of clamping grooves corresponding to the clamping mechanism are arranged around the cover plate 1, which is used for fixing the cover plate 1, the clamping mechanism comprises a clamping rod 17, a clamping sleeve 18 is fixedly sleeved with one end of the clamping rod 17 close to the cover plate 1, a pull rod 19 is fixedly connected with the other end of the clamping rod 17 away from the clamping sleeve 18, which is convenient for pulling the clamping rod 17, a spring 20 is sleeved with the clamping rod 17, and the two ends of the spring 20 are respectively fixedly connected with the pull rod 19 and the knob 13, which provides a certain elastic support for the clamping rod 17.

[0025] In the embodiment, first, the cover plate 1 is covered on the pipe opening of the pipe to be diagnosed, and the plunger 3 is inserted into the pipe opening, then the knob 13 is rotated to drive the screw rod 8 to rotate, and the arc-shaped pressing plate 10 is moved through the transmission block 9, so that the cover plate 1 is fixed outside the boiler pipe, the knob 13 is fixed by the clamping mechanism, then a certain amount of gas is introduced into the air pipe 2, so that the gas enters the boiler pipe through the passageway 6, then the air pipe 2 is closed by the control valve 5, and then the change of the pressure gauge 4 is observed to determine whether the boiler pipe leaks.

[0026] In the embodiment, the boiler pipe can be quickly diagnosed through the adjustable arc-shaped pressing plate structure and the pressure detection structure, thereby effectively improving the diagnosis efficiency of the boiler pipe.

[0027] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tool for diagnosing boiler tubes, comprising a cover plate (1), a vent pipe (2), and a plunger (3), characterized in that: The vent pipe (2) is fixedly inserted into the top of the cover plate (1). A pressure gauge (4) and a control valve (5) are threaded onto the vent pipe (2). The bottom of the cover plate (1) is provided with an installation groove. The plunger (3) is fixedly connected to the inner top of the installation groove. The plunger (3) is provided with a channel (6) communicating with the vent pipe (2). A sealing ring (7) is fixedly fitted onto the top of the plunger (3). The sealing ring (7) abuts against the inner top of the installation groove. A screw (8) is rotatably inserted into the installation groove. The screw (8) is threaded onto... Two symmetrically arranged transmission blocks (9) are fitted together. An arc-shaped pressure plate (10) is fixedly connected to the bottom of the transmission block (9). The arc-shaped pressure plate (10) is slidably connected to the inner wall of the mounting groove through a slide rod (11). One end of the slide rod (11) passes through the inner wall of the mounting groove and is fixedly connected to a stop block (12). One end of the screw (8) passes through the inner wall of the mounting groove and is fixedly connected to a knob (13). One end of the knob (13) is slidably inserted with a clamping mechanism. Multiple slots corresponding to the clamping mechanism are arranged around the cover plate (1).

2. The tool for diagnosing boiler tubes according to claim 1, characterized in that: A handle (14) is fixedly connected to the top of the cover plate (1).

3. The tool for diagnosing boiler tubes according to claim 1, characterized in that: The end of the vent pipe (2) away from the cover plate (1) is fixedly fitted with a connecting flange (15).

4. A tool for diagnosing boiler tubes according to claim 1, characterized in that: Rubber pads (16) are fixedly connected to each of the two arc-shaped pressure plates (10) on opposite sides.

5. A tool for diagnosing boiler tubes according to claim 1, characterized in that: The clamping mechanism includes a clamping rod (17), with a sleeve (18) fixedly sleeved at one end of the clamping rod (17) near the cover plate (1), and a pull rod (19) fixedly connected at the other end of the clamping rod (17) away from the sleeve (18).

6. A tool for diagnosing boiler tubes according to claim 5, characterized in that: A spring (20) is fitted on the lever (17), and the two ends of the spring (20) are fixedly connected to the pull rod (19) and the knob (13) respectively.

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