CN217716554U

CN217716554U - Industrial boiler drum water level monitoring device

Info

Publication number: CN217716554U
Application number: CN202221851844.3U
Authority: CN
Inventors: 金刘望
Original assignee: Changzhou Weizhuo Electronic Technology Co ltd
Current assignee: Changzhou Weizhuo Electronic Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-11-01
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses an industrial boiler drum water level monitoring device, concretely relates to industrial boiler technical field, the utility model discloses a level gauge, the equal fixedly connected with UNICOM's pipeline in upper and lower both ends of level gauge, the surface of level gauge is provided with protector, protector includes two rectangular plates, two one side of rectangular plate respectively with the both sides fixed connection of level gauge, the bar through-hole has been seted up at the top of rectangular plate, the inner wall sliding connection of bar through-hole has the round bar, the one end fixedly connected with connecting plate of round bar, the one end fixedly connected with guard plate of connecting plate. The utility model discloses a set up the guard plate, under the effect of first spring, slide bar and round logical for the guard plate can be fixed before the glass pipe of level gauge, protects glass pipe, can use the accessory plate to prolong the guard plate simultaneously, and when not using, can also accomodate the guard plate into the accessory plate in, saved the shared space of device.

Description

Industrial boiler drum water level monitoring device

Technical Field

The utility model belongs to the technical field of the industrial boiler technique and specifically relates to an all-weather monitoring devices of industrial boiler drum water level is related to.

Background

In a control system of an industrial boiler, a three-impulse control technology is generally adopted. In the control of the parameters of gas production pressure, drum liquid level, hearth negative pressure and the like, the drum liquid level is the heaviest. Too high liquid level can lead to steam to carry water, and the equipment that produces the cavitation behind seriously influences the normal operating of equipment, and the liquid level is too low can cause dry pot to produce destructive influence, even emergence accident to equipment. Accurate measurement and control of drum liquid level therefore plays a crucial role in the safe production of boiler systems.

When the boiler is in operation, monitoring of the drum water level is very important, in addition to remote monitoring of the drum water level through a general electric contact water level meter and a single-chamber balance container, local water level meters are also installed at two ends of the drum, and in order to observe the indication of the local water level meters in a centralized control chamber, a drum water level monitoring television is very necessary.

The principle that common industrial boiler drum water level monitoring devices utilized the linker carries out work, and the pipe that holds liquid and use in the main part is mostly breakable glass material, and the environment in the mill is complicated, and the glass pipe is touched with very easily and is led to the fact the damage of device, has shortened the life of device.

SUMMERY OF THE UTILITY MODEL

The industrial TV system for boiler drum water level is to display the two-colour water level indicator on the monitor in centralized control room by means of camera. The industrial television system has the characteristics of clear and visual images, and has high reliability, long service life, easy installation and convenient maintenance compared with the traditional electric contact boiler water level monitoring device.

The steam drum water level industrial television system is provided with three variable lenses and a zoom lens, is provided with an omnibearing electric holder or a semi-fixed holder, can be remotely controlled through 485 signals, and can work in an environment with the temperature as high as 70 ℃. The steam drum water level monitoring system displays the indication of a water level meter on a monitor of a centralized control room, and a camera probe is connected with a synchronous video cable to realize synchronous work.

All-weather cast iron sealing shield, built-in LED lamp, all-weather no colour difference high definition demonstration, special prism design, special camera bellows formula design, make equipment can normal use under various abominable conditions, can control equipment at the central control room, camera bellows formula design satisfies all-weather control, can avoid industrial boiler steam drum water level monitoring image unclear, can not clearly see industrial boiler steam drum water level scale when illumination is strong and weak, seriously influence the normal operating of equipment, the liquid level is crossed lowly and probably is caused the dry pot, thereby produce destructive influence to equipment, the condition of accident even appears.

The utility model discloses a solve commonly used industrial boiler drum water level monitoring device and utilize the principle of linker to carry out work, the pipe that holds in the main part that dress liquid used is mostly breakable glass material, and the environment in the mill is complicated, and the glass pipe is touched with very easily and is led to the fact the damage of device, has shortened the life of device, and provides an industrial boiler drum water level monitoring device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an industrial boiler drum water level monitoring device, includes the liquid level meter and overlaps the light-shading box and the light filling light source of assembly at the light-shading box lateral wall on the liquid level meter surface, utilizes the light-shading box to cover the liquid level meter and then avoids the light intensity can not clear to carry out the reading to the liquid level meter registration, utilizes the light-shading box internal light source to polish the convenience to the light-shading box inside and read in the poor condition of light, wherein control light-shading box internal light source luminance goes on throwing light on according to the demand, the equal fixedly connected with communicating pipe in upper and lower both ends of liquid level meter, one of them the bottom fixedly connected with inlet channel of communicating pipe, the surface of inlet channel is provided with the ooff valve, the surface of communicating pipe is provided with the pneumatic valve, the surface one side of communicating pipe is provided with just dismouting and puts, the surface of liquid level meter is provided with protector, protector includes two rectangular plates, two one side of rectangular plate respectively with the both sides fixed connection of liquid level meter, the bar through-hole has been seted up at the top of rectangular plate, the inner wall sliding connection of bar through-hole has the round bar, the one end fixedly connected with connecting plate of round bar, the one end fixed connection guard plate of connecting plate.

The effect that above-mentioned part reaches does: through setting up the guard plate, can protect the level gauge, prevent to cause the damage of glass pipe because of reasons such as colliding with.

Preferably, the outer surface of the protection plate is connected with an auxiliary plate in a sliding mode, a first positioning through hole is formed in the outer surface of the auxiliary plate, a second positioning through hole is formed in the outer surface of the protection plate, a first positioning pin is arranged on the inner walls of the first positioning through hole and the second positioning through hole, and the size and the shape of the outer surface of the first positioning pin are matched with the size and the shape of the inner walls of the first positioning through hole and the second positioning through hole.

The effect that above-mentioned part reaches does: the position of the auxiliary plate is fixed by arranging the first positioning pin.

Preferably, the top of connecting plate fixedly connected with L shape pole, the one end fixedly connected with clamp plate of L shape pole, one side fixedly connected with slide bar of clamp plate, the surface sliding connection of slide bar has the drum, the surface cover of slide bar is equipped with first spring, the one end of first spring and one side fixed connection of drum, the other end of first spring and one side fixed connection of clamp plate.

The effect that above-mentioned part reaches is: through setting up drum, spring and slide bar for the drum can be easily relieved spacingly through the operation to the spacing of guard plate going on.

Preferably, one side of the liquid level meter is provided with a positioning hole, and the outer surface of the cylinder is matched with the inner wall of the positioning hole.

The effect that above-mentioned part reaches does: through setting up the locating hole for the drum can carry on spacingly to the guard plate.

Preferably, the device is dismantled to ease includes the connecting rod, the one end and the UNICOM's pipeline fixed connection of connecting rod, the other end fixedly connected with plectane of connecting rod, two spacing through-holes have been seted up to the surface symmetry of plectane.

The effect that above-mentioned part reaches does: through setting up the plectane for the device laminates with the steam pocket outer wall, and convenient subsequent is fixed.

Preferably, the inner wall sliding connection of spacing through-hole has the telescopic link, two the same U-shaped board of top fixedly connected with of telescopic link, the surface cover of telescopic link is equipped with the second spring, the one end of second spring is connected with the external surface fixed of plectane, the other end of second spring is connected with the external surface fixed of U-shaped board.

The effect that above-mentioned part reaches is: through setting up the telescopic link, fix between device and the steam pocket.

Preferably, the both sides of the surface of the UNICOM pipeline are all fixedly connected with the pivot pole, the inner wall of pivot pole rotates and is connected with the cam, first circular through-hole has all been seted up to the surface both sides of pivot pole, the circular through-hole of second has been seted up to the surface of cam, the inner wall of first circular through-hole and the circular through-hole of second is provided with the second locating pin, the surface size and the shape of second locating pin and the inner wall size and the shape looks adaptation of first circular through-hole and the circular through-hole of second.

The effect that above-mentioned part reaches is: through setting up the cam, the deformation of cam control spring makes the telescopic link get into or stretch out spacing through-hole, reaches fixed effect, and it is more convenient to compare in the traditional method that uses bolt and screw fixation.

To sum up, the beneficial effects of the utility model are that:

through setting up the guard plate, at first spring, under the effect of slide bar and round expert, make the guard plate can fix before the glass pipe of level gauge, protect the glass pipe, the guard plate is transparent material, can not lead to the fact the sheltering from to the measuring result of device, can use the accessory plate to prolong the guard plate simultaneously, when not using, can also accomodate the guard plate into in the accessory plate, the shared space of device has been saved, and then the pipe that can not appear because holding liquid used is mostly fragile glass material, and the environment in mill is complicated, the glass pipe is touched the damage that causes the device very easily, the problem of the life of device has been shortened.

Drawings

Fig. 1 is a schematic structural diagram of the liquid level meter of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a schematic structural diagram of the protection plate of the present invention.

Fig. 4 is a schematic structural view of the rectangular plate of the present invention.

Fig. 5 is a schematic structural view of the cam of the present invention. .

Description of reference numerals:

1. a liquid level meter; 2. communicating a pipeline; 3. a water inlet pipe; 4. an on-off valve; 5. an air valve; 6. a device is convenient to disassemble; 61. a connecting rod; 62. a circular plate; 63. a limiting through hole; 64. a telescopic rod; 65. a U-shaped plate; 66. a second spring; 67. a spindle rod; 68. a cam; 69. a first circular through hole; 610. a second circular through hole; 611. a second positioning pin; 7. a guard device; 71. a rectangular plate; 72. a strip-shaped through hole; 73. a round bar; 74. a connecting plate; 75. a protection plate; 76. an auxiliary plate; 77. a first positioning through hole; 78. a second positioning through hole; 79. a first positioning pin; 710. an L-shaped rod; 711. pressing a plate; 712. A slide bar; 713. a cylinder; 714. a first spring; 715. positioning holes; 8. a shading box; 9. light supplement box.

Detailed Description

Referring to fig. 1, fig. 2, fig. 3 and fig. 5 show, this embodiment discloses an industrial boiler drum water level monitoring device, including level gauge 1 and the light shading case 8 of cover on level gauge 1 surface and assemble the light filling case 9 at light shading case 8 lateral wall, the equal fixedly connected with in upper and lower both ends of level gauge 1 leads to pipeline 2, the bottom fixedly connected with inlet channel 3 of one of them leads to pipeline 2, the surface of inlet channel 3 is provided with ooff valve 4, the surface of pipe 2 is provided with pneumatic valve 5, switch through setting up ooff valve 4 and pneumatic valve 5 controlling means, surface one side of pipe 2 is provided with just dismouting and puts up 6, the surface of level gauge 1 is provided with protector 7, protector 7 includes two rectangular plates 71, one side of two rectangular plates 71 respectively with the both sides fixed connection of level gauge 1, bar through-hole 72 has been seted up at the top of rectangular plate 71, the inner wall sliding connection of bar through-hole 72 has round bar 73, the one end fixedly connected with connecting plate 74 of round bar 73, the one end fixedly connected with guard plate 75 of 74, through setting up the connecting plate 75, play the guard effect to level gauge 1.

Referring to fig. 2, in the present embodiment: the outer surface sliding connection of guard plate 75 has auxiliary plate 76, first locating through-hole 77 has been seted up to auxiliary plate 76's surface, second locating through-hole 78 has been seted up to protective plate 75's surface, the inner wall of first locating through-hole 77 and second locating through-hole 78 is provided with first locating pin 79, the outer surface size and the shape of first locating pin 79 and the inner wall size and the shape looks adaptation of first locating through-hole 77 and second locating through-hole 78, through setting up first locating through-hole 77 and second locating through-hole 78, under first locating pin 79's effect, it is spacing to auxiliary plate 76.

Referring to fig. 2 and 3, in the present embodiment: the top of the connecting plate 74 is fixedly connected with an L-shaped rod 710, one end of the L-shaped rod 710 is fixedly connected with a pressing plate 711, one side of the pressing plate 711 is fixedly connected with a sliding rod 712, the outer surface of the sliding rod 712 is connected with a cylinder 713 in a sliding manner, the outer surface of the sliding rod 712 is sleeved with a first spring 714, one end of the first spring 714 is fixedly connected with one side of the cylinder 713, the other end of the first spring 714 is fixedly connected with one side of the pressing plate 711, one side of the liquid level meter 1 is provided with a positioning hole 715, the outer surface of the cylinder 713 is matched with the inner wall of the positioning hole 715, and through the arrangement of the first spring 714, under the action of the sliding rod 712 and the round through 713, the cylinder 713, the protection plate 75 can be limited by the cylinder 713.

Referring to fig. 1 and 4, in the present embodiment: just, tear device 6 open includes connecting rod 61, the one end and the 2 fixed connection of UNICOM's pipeline of connecting rod 61, the other end fixedly connected with plectane 62 of connecting rod 61, two spacing through-holes 63 have been seted up to plectane 62's surface symmetry, the inner wall sliding connection of spacing through-hole 63 has telescopic link 64, the same U-shaped board 65 of top fixedly connected with of two telescopic links 64, the surface cover of telescopic link 64 is equipped with second spring 66, the one end of second spring 66 and plectane 62's surface fixed connection, the other end of second spring 66 and U-shaped board 65's surface fixed connection, through setting up second spring 66, make telescopic link 64 reset by oneself, operation steps have been reduced.

Referring to fig. 4, in the present embodiment: the equal fixedly connected with pivot pole 67 in the surface both sides of UNICOM's pipeline 2, the inner wall of pivot pole 67 rotates and is connected with cam 68, through setting up cam 68, deformation to second spring 66 is controlled, first circular through-hole 69 has all been seted up to the surface both sides of pivot pole 67, the circular through-hole 610 of second has been seted up to the surface of cam 68, the inner wall of first circular through-hole 69 and the circular through-hole 610 of second is provided with second locating pin 611, the outer surface size and the shape of second locating pin 611 and the inner wall size and the shape looks adaptation of first circular through-hole 69 and the circular through-hole 610 of second, through setting up second locating pin 611, fix the position of cam 68.

The working principle is as follows: when the device needs to be fixed on the steam drum, the limiting through hole 63 is aligned with the hole in the steam drum, the cam 68 is rotated, the cam 68 presses the U-shaped plate 65, the U-shaped plate 65 presses the second spring 66 and the telescopic rod 64, the telescopic rod 64 enters the hole in the steam drum, the circular plate 62 is completely attached to the outer surface of the steam drum, the second positioning pin 611 is inserted into the first circular through hole 69 to complete fixing of the device, when the device is used, the protection plate 75 is pulled to move in the strip-shaped through hole 72 until the protection plate 75 completely reaches the front of the liquid level meter 1, the protection plate 75 is rotated to shield the protection plate 75 right in front of the liquid level meter 1, the auxiliary plate 76 is pulled to enable the first positioning through hole 77 to be aligned with the second positioning through hole 78 and inserted into the first positioning pin 79, when the cylinder 713 is pushed and aligned with the positioning hole 715, the cylinder 713 is loosened, and the cylinder 713 enters the positioning hole 715 under the action of the first spring 714 to complete fixing of the protection plate 75.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims

1. The utility model provides an industrial boiler drum water level monitoring device, includes level gauge (1) and cover at light-shielding box (8) on level gauge (1) surface and assembles light filling case (9) at light-shielding box (8) lateral wall, its characterized in that: the utility model discloses a liquid level meter, including the equal fixedly connected with in upper and lower both ends of level gauge (1) UNICOM pipeline (2), one of them the bottom fixedly connected with inlet channel (3) of UNICOM pipeline (2), the surface of inlet channel (3) is provided with ooff valve (4), the surface of UNICOM pipeline (2) is provided with pneumatic valve (5), surface one side of UNICOM pipeline (2) is provided with just dismouting device (6), the surface of level gauge (1) is provided with protector (7), protector (7) include two rectangular plate (71), two one side of rectangular plate (71) respectively with the both sides fixed connection of level gauge (1), bar through-hole (72) have been seted up at the top of rectangular plate (71), the inner wall sliding connection of bar through-hole (72) has round bar (73), the one end fixedly connected with connecting plate (74) of round bar (73), the one end fixedly connected with guard plate (75) of connecting plate (74).

2. The industrial boiler drum water level monitoring device according to claim 1, characterized in that: the outer surface of the protection plate (75) is connected with an auxiliary plate (76) in a sliding mode, a first positioning through hole (77) is formed in the outer surface of the auxiliary plate (76), a second positioning through hole (78) is formed in the outer surface of the protection plate (75), a first positioning pin (79) is arranged on the inner walls of the first positioning through hole (77) and the second positioning through hole (78), and the size and the shape of the outer surface of the first positioning pin (79) are matched with those of the inner walls of the first positioning through hole (77) and the second positioning through hole (78).

3. The industrial boiler drum water level monitoring device according to claim 1, characterized in that: the top fixedly connected with L shape pole (710) of connecting plate (74), the one end fixedly connected with clamp plate (711) of L shape pole (710), one side fixedly connected with slide bar (712) of clamp plate (711), the surface sliding connection of slide bar (712) has drum (713), the surface cover of slide bar (712) is equipped with first spring (714), the one end of first spring (714) and one side fixed connection of drum (713), the other end of first spring (714) and one side fixed connection of clamp plate (711).

4. The industrial boiler drum water level monitoring device according to claim 3, characterized in that: one side of the liquid level meter (1) is provided with a positioning hole (715), and the outer surface of the cylinder (713) is matched with the inner wall of the positioning hole (715).

5. The industrial boiler drum water level monitoring device according to claim 1, characterized in that: just, tear device open (6) including connecting rod (61), the one end and the UNICOM pipeline (2) fixed connection of connecting rod (61), the other end fixedly connected with plectane (62) of connecting rod (61), two spacing through-holes (63) have been seted up to the surface symmetry of plectane (62).

6. The device for monitoring the water level of the steam drum of the industrial boiler according to the claim 5, characterized in that: the inner wall sliding connection of spacing through-hole (63) has telescopic link (64), two the same U-shaped plate (65) of top fixedly connected with of telescopic link (64), the surface cover of telescopic link (64) is equipped with second spring (66), the one end of second spring (66) is connected with the external fixed surface of plectane (62), the other end of second spring (66) is connected with the external fixed surface of U-shaped plate (65).

7. The industrial boiler drum water level monitoring device according to claim 6, characterized in that: the outer surface both sides of UNICOM's pipeline (2) equal fixedly connected with pivot pole (67), the inner wall of pivot pole (67) rotates and is connected with cam (68), first circular through-hole (69) have all been seted up to the outer surface both sides of pivot pole (67), the circular through-hole of second (610) has been seted up to the surface of cam (68), the inner wall of first circular through-hole (69) and the circular through-hole of second (610) is provided with second locating pin (611), the outer surface size and the shape of second locating pin (611) and the inner wall size and the shape looks adaptation of first circular through-hole (69) and the circular through-hole of second (610).