Pipeline leakage safety monitoring and alarming device for chemical production

Abstract

The utility model relates to a pipeline leakage safety monitoring alarm device for chemical production, which belongs to the technical field of pipeline leakage alarm devices and comprises a chemical pipeline, an upper shell is attached to the upper end of the outer side of the chemical pipeline, a lower shell is attached to the lower side of the upper shell, and positioning devices are arranged on the outer side of the upper shell and the outer side of the lower shell. The positioning device comprises two fixing plates fixedly connected to the surface of the upper shell, two springs fixedly connected to the interiors of the fixing plates, telescopic rods arranged on the inner walls of the springs in a sleeving mode, and two positioning frames fixedly connected to the surface of the lower shell. According to the pipeline leakage safety monitoring and alarming device for chemical production, through mutual cooperation of the positioning devices on the outer sides of the upper shell and the lower shell, rapid positioning and mounting are achieved, the fixing plate can be separated from the positioning frame only by pressing the connecting plate during dismounting, and the upper shell and the lower shell are rapidly dismounted to check and maintain a chemical pipeline.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline leakage alarm device technical field, specifically for a kind of pipeline leakage safety monitoring alarm device for chemical production. BACKGROUND

[0002] Pipeline is connected with the device for conveying gas, liquid or fluid with solid particles by pipe, pipe coupling and valve, usually, fluid is pressurized from pipe's high pressure to low pressure by blower, compressor, pump and boiler etc., can also use fluid's pressure or gravity to transport.

[0003] After retrieval, the prior art with the announcement number CN211699163U discloses a pipeline gas leakage alarm device, including upper shell and lower shell, the upper shell and lower shell are equipped with arc slot, the lower side of upper shell and lower shell are equipped with profiled sealing ring, the upper shell is equipped with gas-sensitive switch, the upper shell is equipped with battery box, the battery box is equipped with central controller and battery, the battery box is equipped with battery cover, the upper shell is equipped with L-shaped support plate, L-shaped support plate includes vertical plate and horizontal plate, the lower end of two horizontal plates is equipped with buzzer, the upper end of two horizontal plates is equipped with warning light, the utility model monitors the leakage situation of two pipeline connection places, if leakage situation is found, alarm is carried out by the way of buzzing and light, to attract the attention of staff, so that staff can learn about the leakage situation in time, to avoid larger loss.

[0004] However, the utility model uses multiple bolts to fix the upper shell and the lower shell, which is very inconvenient to disassemble and increases the labor of workers when repairing internal gas leakage, so a pipeline leakage safety monitoring alarm device for chemical production is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of the prior art, the utility model provides a pipeline leakage safety monitoring alarm device for chemical production, which has the advantages of convenient disassembly, solves the problem of fixing the upper shell and the lower shell with multiple bolts, and increases the labor of workers when repairing internal gas leakage.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a pipeline leakage safety monitoring alarm device for chemical production, including chemical pipeline, the upper end of the outer side of the chemical pipeline is attached with upper shell, the lower side of the upper shell is attached with lower shell, the outer side of the upper shell and lower shell is provided with positioning device;

[0007] The positioning device comprises two fixed plates fixedly connected to the surface of the upper shell, two springs fixedly connected to the inner part of the fixed plates, an inner wall telescopic rod sleeved on the springs, two positioning frames fixedly connected to the surface of the lower shell, two limiting rods fixedly connected to the upper side of the positioning frames, two groups of spring telescopic rods fixedly connected to the side edges of the positioning frames, a connecting plate fixedly connected to the side of the spring telescopic rods away from the positioning frames, and a protruding block fixedly connected to the side of the connecting plate.

[0008] Further, the outer side of the chemical pipeline is provided with a sealing assembly, the sealing assembly comprises two flanges fixedly connected to the outer side of the chemical pipeline, a sealing ring attached to the side of the flanges, and multiple positioning members inserted into the inner part of the flanges.

[0009] Further, the outer side of the upper shell and the lower shell is provided with a gas leakage monitoring structure, the gas leakage monitoring structure comprises a fixed gas detector inlaidly installed on the side of the upper shell and the lower shell away from each other, and two alarm lamps fixedly connected to the side of the upper shell and the lower shell away from each other.

[0010] Further, the positioning member comprises a positioning bolt and a nut.

[0011] Further, the outer side of the upper shell is provided with a limiting assembly, the limiting assembly comprises multiple positioning blocks fixedly connected to the lower side of the upper shell, and multiple positioning grooves opened in the inner part of the upper side of the lower shell.

[0012] Further, the side of the upper shell and the lower shell away from each other is inlaid with a sealing ring.

[0013] Further, the output end of the alarm lamp and the output end of the fixed gas detector are electrically connected to each other.

[0014] Compared with the prior art, the pipeline leakage safety monitoring alarm device for chemical production has the following beneficial effects:

[0015] 1. The pipeline leakage safety monitoring alarm device for chemical production, through the cooperation of the positioning devices on the outer side of the upper shell and the lower shell, realizes rapid positioning and installation, and when disassembled, the fixed plate can be separated from the positioning frame by pressing the connecting plate, so that the upper shell and the lower shell can be quickly disassembled for chemical pipeline inspection and maintenance.

[0016] 2. The pipeline leakage safety monitoring alarm device for chemical production, through the fixed gas detector inlaid in the upper shell and the lower shell, respectively detects the gas leakage of the end part of the chemical pipeline, solves the problem that multiple bolts are used to fix the upper shell and the lower shell, and the disassembly is very inconvenient and increases the labor of the workers when the internal gas leakage is repaired. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural section view of the utility model;

[0018] Fig. 2 It is a structural front view of the utility model;

[0019] Fig. 3 It is a structural schematic view of the positioning device of the utility model;

[0020] Fig. 4 It is a partial structural perspective view of the upper shell and the lower shell of the utility model.

[0021] In the drawing: 1 chemical pipeline, 2 flange, 3 sealing ring, 4 positioning piece, 5 upper shell, 6 lower shell, 7 sealing ring, 8 fixed gas detector, 9 alarm lamp, 10 positioning device, 11 fixed plate, 12 spring, 13 telescopic rod, 14 positioning frame, 15 limiting rod, 16 spring telescopic rod, 17 connecting plate, 18 protruding block, 19 positioning block, 20 positioning groove. DETAILED DESCRIPTION

[0022] 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. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figs. 1 to 4 The pipeline leakage safety monitoring and alarm device for chemical production in the embodiment comprises a chemical pipeline 1, an upper shell 5 attached to the upper end of the outer side of the chemical pipeline 1, a lower shell 6 attached to the lower side of the upper shell 5, and a positioning device 10 arranged on the outer side of the upper shell 5 and the lower shell 6. The positioning device 10 comprises two fixed plates 11 fixedly connected to the surface of the upper shell 5, two springs 12 fixedly connected to the inner part of the fixed plates 11, a telescopic rod 13 sleeved on the inner wall of the springs 12, two positioning frames 14 fixedly connected to the surface of the lower shell 6, two limiting rods 15 fixedly connected to the upper side of the positioning frames 14, two groups of spring telescopic rods 16 fixedly connected to the side edges of the positioning frames 14, a connecting plate 17 fixedly connected to the side of the spring telescopic rods 16 away from the positioning frames 14, and a protruding block 18 fixedly connected to the side of the connecting plate 17.

[0024] The outer side of the chemical pipeline 1 is provided with a sealing assembly, the sealing assembly comprises two flanges 2 fixed on the outer side of the chemical pipeline 1, a sealing ring 3 attached to one side of the flange 2 and a plurality of positioning members 4 inserted into the inner side of the flange 2, the outer side of the upper shell 5 and the lower shell 6 is provided with a gas leakage monitoring structure, the gas leakage monitoring structure comprises a fixed gas detector 8 embedded on the side of the upper shell 5 and the lower shell 6 away from each other and two alarm lights 9 fixedly connected to the side of the upper shell 5 and the lower shell 6 away from each other, the positioning member 4 comprises a positioning bolt and a nut, the outer side of the upper shell 5 is provided with a limiting assembly, the limiting assembly comprises a plurality of positioning blocks 19 fixedly connected to the lower side of the upper shell 5 and a plurality of positioning grooves 20 opened on the upper side of the lower shell 6, the side of the upper shell 5 and the lower shell 6 away from each other is embedded with a sealing ring 7, and the output end of the alarm light 9 and the output end of the fixed gas detector 8 are electrically connected to each other.

[0025] The working principle of the above embodiment is as follows:

[0026] The upper shell 5 and the lower shell 6 are fixed on the outer side of the chemical pipeline 1, the positioning blocks 19 on the lower side of the upper shell 5 are inserted into the positioning grooves 20 on the upper side of the lower shell 6 for positioning, and the lower side of the fixed plate 11 is inserted into the positioning frame 14, when the extension rod 13 is flush with the protrusion 18, the spring 12 is retracted to extend the extension rod 13 to the other end of the positioning frame 14, thereby fixing the upper shell 5 and the lower shell 6, the fixed gas detector 8 monitors the gas leakage on both sides of the chemical pipeline 1, if the gas leaks, the sealing ring 7 will isolate the gas in the upper shell 5 and the lower shell 6, and the fixed gas detector 8 will quickly monitor and open the alarm light 9 to emit an alarm sound, when disassembling, the connecting plate 17 is pressed, the protrusion 18 is abutted on the end surface of the extension rod 13, and the extension rod 13 is moved to the inside of the fixed plate 11 under the continuous pressure, the fixed plate 11 does not cancel the limiting effect on the positioning frame 14, and the upper shell 5 and the lower shell 6 can be quickly separated.

[0027] The installation method, connection method or setting method disclosed in the embodiment are common mechanical connection methods, as long as the beneficial effects can be achieved, and the electrical elements appearing in the embodiment are electrically connected with the master controller and the power supply, the master controller can be a conventional known device such as a computer which plays a control role, and the control of the electrical elements can be realized by simple programming by the person skilled in the art, and the existing disclosed power connection technology also belongs to the common knowledge in the art, so the specific structure composition and working principle of the embodiment will not be described in detail.

[0028] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0029] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A pipeline leakage safety monitoring and alarming device for chemical production, comprising a chemical pipeline (1), characterized in that: The upper end of the outer side of the chemical pipeline (1) is attached with an upper shell (5), the lower side of the upper shell (5) is attached with a lower shell (6), and the outer side of the upper shell (5) and the lower shell (6) is provided with a positioning device (10). The positioning device (10) comprises two fixed plates (11) fixedly connected to the surface of the upper shell (5), two springs (12) fixedly connected to the inner side of the fixed plate (11), a telescopic rod (13) sleeved on the inner wall of the spring (12), two positioning frames (14) fixedly connected to the surface of the lower shell (6), two limiting rods (15) fixedly connected to the upper side of the positioning frame (14), two groups of spring telescopic rods (16) fixedly connected to the side of the positioning frame (14), a connecting plate (17) fixedly connected to the side of the spring telescopic rod (16) away from the positioning frame (14), and a protruding block (18) fixedly connected to the side of the connecting plate (17).

2. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 1, characterized in that: The outer side of the chemical pipeline (1) is provided with a sealing assembly, the sealing assembly comprises two flanges (2) fixedly connected to the outer side of the chemical pipeline (1), a sealing ring (3) attached to the side of the flange (2), and a plurality of positioning members (4) inserted into the inner side of the flange (2).

3. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 1, characterized in that: The outer side of the upper shell (5) and the lower shell (6) is provided with a gas leakage monitoring structure, the gas leakage monitoring structure comprises a fixed gas detector (8) inlaidly installed on the side of the upper shell (5) and the lower shell (6) away from each other, and two alarm lights (9) fixedly connected to the side of the upper shell (5) and the lower shell (6) away from each other.

4. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 2, characterized in that: The positioning member (4) comprises a positioning bolt and a nut.

5. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 1, characterized in that: The outer side of the upper shell (5) is provided with a limiting assembly, the limiting assembly comprises a plurality of positioning blocks (19) fixedly connected to the lower side of the upper shell (5) and a plurality of positioning grooves (20) opened in the inner side of the upper side of the lower shell (6).

6. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 1, characterized in that: The opposite side of the upper shell (5) and the lower shell (6) is inlaid with a sealing ring (7).

7. The pipeline leakage safety monitoring and alarming device for chemical production according to claim 3, characterized in that: The output end of the alarm light (9) and the output end of the fixed gas detector (8) are electrically connected to each other.

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