Natural gas safety monitor

Abstract

The utility model discloses a natural gas safety monitor, relates to monitor technical field, including fixed pipe and fixed block, fixed pipe upper surface is provided with through hole, inside fixed connection pipe body, the lower surface of pipe body is provided with sealing cover in sliding, the both sides of pipe body are symmetrically provided with cavity, and the fixed block is fixed in the cavity. Two cavities are formed in the upper surface of the fixing block, pressing mechanisms are arranged in the two cavities, the two pressing mechanisms are matched with the sealing cover, a circular groove is formed in the lower surface of the fixing block, a sleeve is inserted into the circular groove, sliding grooves are symmetrically formed in the two sides of the circular groove, and first fixing mechanisms are arranged in the two sliding grooves. According to the utility model, the pressure change can be monitored and prompted through the pressure sensor, and when the pressure sensor needs to be disassembled and overhauled, the sleeve is moved out of the pipe body at the moment, and then the sealing cover is moved upwards and covers the pipe body, so that the natural gas is prevented from leaking when the pressure sensor is replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to monitoring appearance technical field, concretely relates to a natural gas safety monitoring appearance. BACKGROUND

[0002] Natural gas refers to all gases in nature, including the atmosphere, water circle and lithosphere, and the gases formed by various natural processes, natural gas usually needs pipeline to transport after exploitation, and in order to prevent natural gas leakage, pressure sensor needs to be installed in the pipeline to monitor natural gas leakage.

[0003] Among them, the announcement number for CN211526093U a kind of natural gas pressure monitoring appearance, including box, the top of box is welded with fixed block, the front of fixed block is penetrated with screw, the front of box is embedded with display, the front of display is embedded with adjusting switch, the bottom of box is penetrated with sleeve block, the bottom of sleeve block is penetrated with branch pipe, the outer surface of branch pipe is sleeved with clamping piece, the end of branch pipe away from sleeve block is sleeved with filter, the inside of filter is embedded with meter, the side of meter is electrically connected with electric wire, the end of electric wire away from meter is electrically connected with alarm, the top of alarm is electrically connected with pilot lamp, the bottom of branch pipe is penetrated with gas inlet, the outer surface of gas inlet is sleeved with nut.

[0004] However, the existing natural gas pressure monitoring appearance needs to be disassembled and overhauled after long time use, and natural gas needs to be closed in advance during the disassembly of pressure monitoring appearance, thereby affecting the normal use of natural gas. UTILITY MODEL CONTENT

[0005] In view of the above problems existing in the prior art natural gas pressure monitoring appearance, the utility model is proposed.

[0006] Therefore, the utility model aims at providing a natural gas safety monitoring appearance, solving the problem that the existing natural gas pressure monitoring appearance needs to be disassembled and overhauled after long time use, and natural gas needs to be closed in advance during the disassembly of pressure monitoring appearance, thereby affecting the normal use of natural gas.

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0008] The utility model provides a natural gas safety monitor, including fixed pipe and fixed block, the upper surface of fixed pipe is opened with through -hole, the inside fixed connection of through -hole has the pipe body, the lower surface of pipe body is provided with the sealing cover, the both sides of pipe body are opened with the cavity, the inside of two cavities all is provided with the compression mechanism, two compression mechanisms all with sealing cover match, the lower surface of fixed block is opened with round groove, the inside of round groove is inserted with the sleeve, the both sides of round groove are opened with the sliding slot, the inside of two sliding slots all is provided with first fixed mechanism, the sleeve is fixedly connected in the inside of round groove through two first fixed mechanisms, the upper surface of round groove is opened with the mounting hole, the inside fixed connection of mounting hole has pressure sensor, the upper fixed connection of pressure sensor has safety monitor body, the both sides of fixed block are provided with second fixed mechanism together The fixed block is fixedly connected on the outer surface of fixed pipe through second fixed mechanism.

[0009] Preferably, the compression mechanism comprises two connecting rods, two first springs and a pressing plate, both of the connecting rods are fixedly connected to the upper surface of the sealing cover, the upper ends of both of the connecting rods extend through the lower surface of the corresponding pipe body and extend into the corresponding first cavity, both of the pressing plates are fixedly connected to the rod wall of the corresponding connecting rod, both of the first springs are slidably sleeved on the rod wall of the corresponding connecting rod and match with the corresponding pressing plate.

[0010] Preferably, the first fixed mechanism comprises two insertion blocks, two lead screws and two knobs, both of the lead screws are rotatably connected to the inside of the corresponding sliding slot, both of the insertion blocks are threadedly sleeved on the rod wall of the corresponding lead screw, one end of both of the lead screws extends through one side of the corresponding sliding slot and is fixedly connected with the corresponding knob.

[0011] Preferably, the second fixed mechanism comprises two rotating rods, two arc-shaped clamping plates, two mounting plates and two bolts, both ends of the fixed block are provided with mounting grooves, both of the rotating rods are rotatably connected to the inside of the corresponding mounting groove, both of the arc-shaped clamping plates are fixedly sleeved on the rod wall of the corresponding rotating rod, both of the mounting plates are fixedly connected to the lower end of the corresponding arc-shaped clamping plate, one side of both of the mounting plates is provided with an internally threaded hole, and the bolt is arranged in the internally threaded hole.

[0012] Preferably, both sides of the sleeve are provided with insertion grooves, and both of the insertion grooves match with the corresponding insertion block.

[0013] Preferably, the inside of both of the sliding slots is symmetrically provided with a limiting slot, the inside of each limiting slot is slidably provided with a limiting block, and each limiting block is fixedly connected to the outer surface of the corresponding insertion block.

[0014] Preferably, the side wall of the sleeve is symmetrically provided with side holes, and the two side holes are matched with the pressure sensor.

[0015] Preferably, the fixing pipe is fixedly connected with flanges at both ends.

[0016] Preferably, the rod walls of the two connecting rods are jointly sleeved with a sealing gasket, and the sealing gasket is matched with the sealing cover.

[0017] In the above technical solution, the technical effect and advantages of the utility model are provided:

[0018] 1. The utility model discloses a pressure sensor can monitor the change of pressure and remind, when the pressure sensor needs to be disassembled and overhauled, the sleeve is removed from the inside of the pipe body, then the sealing cover is moved up and covers the pipe body, so as to prevent natural gas leakage when the pressure sensor is replaced.

[0019] 2. The utility model discloses a sleeve is inserted into the inside of the circular groove, then two knobs are rotated, two lead screws are rotated, then two inserts are moved to the inside of the corresponding slot respectively, so that the sleeve can be fixed. DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can also be obtained according to these drawings for those skilled in the art.

[0021] Figure 1 It is a structural schematic view of the utility model;

[0022] Figure 2 It is a structural schematic view of the utility model; Figure 1 It is a side view of the utility model;

[0023] Figure 3 It is an enlarged schematic view of A part of the utility model; Figure 2

[0024] Figure 4 It is a side view of the fixing block in the utility model. Figure 1

[0025] Explanation of reference signs:

[0026] ​​1, fixed pipe; 2, fixed block; 3, pipe body; 4, sealing cover; 5, sleeve; 6, pressure sensor; 7, safety monitoring instrument body; 8, connecting rod; 9, first spring; 10, pressing plate; 11, plug; 12, screw rod; 13, knob; 14, rotating rod; 15, arc-shaped clamping plate; 16, mounting plate; 17, bolt; 18, limiting block; 19, flange plate; 20, sealing gasket. DETAILED DESCRIPTION

[0027] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced further in detail below with reference to the drawings.

[0028] The utility model discloses a natural gas safety monitoring instrument.

[0029] Embodiment one

[0030] Referring to Figures 1-4 A natural gas safety monitoring instrument, including fixed pipe 1 and fixed block 2, the upper surface of fixed pipe 1 is set with through hole, and the inside fixed connection of through hole has pipe body 3, and the lower surface of pipe body 3 is slidably provided with sealing cover 4, and the both sides of pipe body 3 are set with cavity, and the inside of two cavities is provided with pressure tight mechanism, and pressure tight mechanism includes two connecting rods 8, two first springs 9 and pressing plate 10, two connecting rods 8 are all fixedly connected on the upper surface of sealing cover 4, and the upper end of two connecting rods 8 respectively penetrates the lower surface of corresponding pipe body 3 and extends to the inside of corresponding first cavity respectively, and two pressing plates 10 are respectively fixedly connected on the rod wall of corresponding connecting rod 8, and two first springs 9 are respectively slidably sleeved on the rod wall of corresponding connecting rod 8 and are respectively matched with corresponding pressing plate 10.

[0031] When natural gas leaks, the gas pressure in fixed pipe 1 can be reduced, and then the pressure change can be monitored by using pressure sensor 6 and prompting, when pressure sensor 6 needs to be disassembled and overhauled, at this time, sleeve 5 is removed from the inside of pipe body 3, and then sealing cover 4 moves up and covers pipe body 3, to prevent natural gas leakage when pressure sensor 6 is replaced.

[0032] Referring to Figures 2-3Both pressing mechanisms are matched with the sealing cover 4, the lower surface of the fixed block 2 is provided with a circular groove, the inside of the circular groove is inserted with the sleeve 5, both sides of the circular groove are symmetrically provided with sliding grooves, the inside of both sliding grooves is provided with a first fixing mechanism, the sleeve 5 is fixedly connected to the inside of the circular groove through the two first fixing mechanisms, the first fixing mechanism comprises two insertion blocks 11, two lead screws 12 and two knobs 13, both lead screws 12 are rotationally connected to the inside of the corresponding sliding groove, both insertion blocks 11 are threadedly sleeved on the wall of the corresponding lead screw 12, one end of both lead screws 12 penetrates through one side of the corresponding sliding groove and is fixedly connected with the corresponding knob 13, both sides of the sleeve 5 are provided with insertion grooves, both insertion grooves are matched with the corresponding insertion block 11.

[0033] The sleeve 5 is inserted into the inside of the circular groove, then the two knobs 13 are rotated, the two lead screws 12 are rotated, then the two insertion blocks 11 are moved into the inside of the corresponding insertion groove, so that the sleeve 5 can be fixed, the sleeve 5 can play a protective role to prevent the pressure sensor 6 from extruding the sealing cover 4.

[0034] With reference to Figures 1-2 The upper surface of the circular groove is provided with a mounting hole, the inside of the mounting hole is fixedly connected with the pressure sensor 6, the upper side of the pressure sensor 6 is fixedly connected with the safety monitor body 7, both sides of the fixed block 2 are provided with a second fixing mechanism, the fixed block 2 is fixedly connected to the outer surface of the fixed pipe 1 through the second fixing mechanism, the second fixing mechanism comprises two rotating rods 14, two arc-shaped clamping plates 15, two mounting plates 16 and two bolts 17, both ends of the fixed block 2 are provided with mounting grooves, both rotating rods 14 are rotationally connected to the inside of the corresponding mounting groove, both arc-shaped clamping plates 15 are fixedly sleeved on the wall of the corresponding rotating rod 14, both mounting plates 16 are fixedly connected to the lower end of the corresponding arc-shaped clamping plate 15, one side of both mounting plates 16 is provided with an internal thread hole, the bolt 17 is arranged in the inside of the two internal thread holes.

[0035] The two arc-shaped clamping plates 15 can clamp the outer surface of the fixed pipe 1, then the two mounting plates 16 can be fixed by the bolt 17, so that the fixed block 2 can be fixed.

[0036] Example two

[0037] With reference to Figure 2 and Figure 4 The inside of both sliding grooves is symmetrically provided with a limiting groove, the inside of each limiting groove is slidably provided with a limiting block 18, each limiting block 18 is symmetrically fixedly connected to the outer surface of the corresponding insertion block 11.

[0038] Each limiting block 18 can prevent the insertion block 11 from rotating with the corresponding lead screw 12.

[0039] Example three

[0040] On the basis of embodiment one, referring to Figures 2-3 , the side wall of the sleeve 5 is symmetrically provided with side holes, and the two side holes are matched with the pressure sensor 6.

[0041] The side holes enable the pressure sensor 6 to monitor the pressure of the natural gas inside the fixed pipe 1 in real time.

[0042] Embodiment four

[0043] On the basis of embodiment one, referring to Figure 1 , the two ends of the fixed pipe 1 are fixedly connected with flanges 19.

[0044] The flanges 19 can facilitate the installation of the device inside the natural gas pipeline.

[0045] Embodiment five

[0046] On the basis of embodiment one, referring to Figures 2-3 , the rod walls of the two connecting rods 8 are jointly sleeved with a sealing gasket 20, and the sealing gasket 20 is matched with the sealing cover 4.

[0047] The sealing gasket 20 can improve the sealing performance of the sealing cover 4, thereby preventing the leakage of natural gas.

[0048] The above only describes certain exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without departing from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present application.

Claims

1. A natural gas safety monitor comprising a fixed tube (1) and a fixed block (2), characterized in that, The upper surface of the fixed pipe (1) is provided with a through hole, the inside of the through hole is fixedly connected with a pipe body (3), the lower surface of the pipe body (3) is slidably provided with a sealing cover (4), the two sides of the pipe body (3) are symmetrically provided with cavities, the inside of the two cavities is provided with a pressing mechanism, the two pressing mechanisms are matched with the sealing cover (4), the lower surface of the fixed block (2) is provided with a circular groove, the inside of the circular groove is inserted with a sleeve (5), the two sides of the circular groove are symmetrically provided with sliding grooves, the inside of the two sliding grooves is provided with a first fixing mechanism, the sleeve (5) is fixedly connected to the inside of the circular groove through the two first fixing mechanisms, the upper surface of the circular groove is provided with a mounting hole, the inside of the mounting hole is fixedly connected with a pressure sensor (6), the upper side of the pressure sensor (6) is fixedly connected with a safety monitor body (7), the two sides of the fixed block (2) are commonly provided with a second fixing mechanism, and the fixed block (2) is fixedly connected to the outer surface of the fixed pipe (1) through the second fixing mechanism.

2. The natural gas safety monitor of claim 1, wherein, The pressing mechanism comprises two connecting rods (8), two first springs (9) and a pressing plate (10), both of the connecting rods (8) are fixedly connected to the upper surface of the sealing cover (4), the upper ends of the two connecting rods (8) respectively penetrate through the lower surface of the corresponding pipe body (3) and extend to the inside of the corresponding first cavity, both of the pressing plates (10) are fixedly connected to the rod wall of the corresponding connecting rod (8), and both of the first springs (9) are slidably sleeved on the rod wall of the corresponding connecting rod (8) and matched with the corresponding pressing plate (10).

3. The natural gas safety monitor of claim 1, wherein, The first fixing mechanism comprises two plug blocks (11), two lead screws (12) and two knobs (13), both of the lead screws (12) are rotatably connected to the inside of the corresponding sliding groove, both of the plug blocks (11) are threadedly sleeved on the rod wall of the corresponding lead screw (12), and one end of each of the lead screws (12) penetrates through one side of the corresponding sliding groove and is fixedly connected with the corresponding knob (13).

4. The natural gas safety monitor of claim 1, wherein, The second fixing mechanism comprises two rotating rods (14), two arc-shaped clamping plates (15), two mounting plates (16) and two bolts (17), both ends of the fixed block (2) are provided with mounting grooves, both of the rotating rods (14) are rotatably connected to the inside of the corresponding mounting groove, both of the arc-shaped clamping plates (15) are fixedly sleeved on the rod wall of the corresponding rotating rod (14), both of the mounting plates (16) are fixedly connected to the lower end of the corresponding arc-shaped clamping plate (15), and one side of each of the mounting plates (16) is provided with an internally threaded hole, and the bolt (17) is arranged in the inside of the two internally threaded holes.

5. The natural gas safety monitor of claim 1, wherein, Both sides of the sleeve (5) are provided with insertion grooves, and the two insertion grooves are matched with the corresponding plug blocks (11).

6. The natural gas safety monitor of claim 3, wherein, The inside of each of the sliding grooves is symmetrically provided with a limiting groove, and the inside of each limiting groove is slidably provided with a limiting block (18), and each limiting block (18) is fixedly connected to the outer surface of the corresponding plug block (11).

7. The natural gas safety monitor of claim 1, wherein, The side wall of the sleeve (5) is symmetrically provided with side holes, and the two side holes are matched with the pressure sensor (6).

8. The natural gas safety monitor of claim 1, wherein, Both ends of the fixed pipe (1) are fixedly connected with flanges (19).

9. The natural gas safety monitor of claim 2, wherein, The rod walls of the two connecting rods (8) are commonly sleeved with a sealing gasket (20) matched with the sealing cover (4).

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