CN214502678U

CN214502678U - Infrared measuring instrument for temperature of flue gas of hearth

Info

Publication number: CN214502678U
Application number: CN202120956397.7U
Authority: CN
Inventors: 周宏华
Original assignee: Shanghai Qinneng Industrial Co ltd
Current assignee: Shanghai Qinneng Industrial Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-10-26
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a furnace flue gas temperature infrared measuring instrument relates to the infrared measuring instrument field, in case need adjust infrared measuring instrument's position or when maintaining and protecting connecting tube, often all need spend a large amount of time to dismantle, very big reduction staff's work efficiency uses inconvenient scheduling problem, now proposes following scheme, including flange, one side of flange is provided with a plurality of aiming pipes, and is a plurality of aiming pipe passes through fixed subassembly and connects, be provided with protection device on the fixed subassembly, one side that protection device deviates from fixed subassembly is provided with infrared measuring component. The utility model discloses a joint form can be convenient for the staff and dismantle connecting tube, improves staff's efficiency, is convenient for adjust convenient to use to the position of infrared tester.

Description

Infrared measuring instrument for temperature of flue gas of hearth

Technical Field

The utility model relates to an infrared measuring instrument field especially relates to a furnace flue gas temperature infrared measuring instrument.

Background

With the development of industry, the discharge of dangerous waste in industrial production process is increasing. It is estimated that the worldwide annual production of hazardous waste is 3.3 million tons. Since hazardous waste can destroy the ecological environment and affect human health, the hazardous waste needs to be treated. Most of the most commonly used hazardous waste disposal methods in countries in the world are incineration methods. The incineration process is a comprehensive process of pyrolysis and deep oxidation. The combustible hazardous waste can be oxidized and decomposed by burning, so that the purposes of reducing volume, removing toxicity and recovering energy and byproducts are achieved.

The hazardous waste incineration system roughly comprises a feeding part, a combustion part (a rotary kiln and a secondary combustion chamber), a waste heat utilization part (a waste heat boiler and a quench tower) and an ash discharge and pollution discharge part, wherein the rotary kiln is made of a cylindrical steel plate body (the body is slightly inclined compared with the horizontal plane), and the secondary combustion chamber is arranged behind the rotary kiln. Hazardous wastes are subjected to pyrolysis and combustion reaction in a rotary kiln, the amount of hazardous wastes is greatly reduced, partial unburnt residues are discharged from the rotary kiln and then directly fall on a grate at the lower part of a secondary combustion chamber for secondary combustion, the residues are continuously discharged by a slag discharging system after being burnt out, smoke generated by burning in the rotary kiln enters the secondary combustion chamber for further combustion, the temperature of the smoke at the outlet of the secondary combustion chamber is ensured to be maintained above 1100 ℃, the retention time of the smoke is more than 2 seconds, organic matters in the smoke are thoroughly decomposed, and the aim of harmlessness is fulfilled.

At present furnace flue gas temperature infrared measuring instrument commonly used is in the use, its pipeline all be basically with spare part between fixed connection together, in case need adjust infrared measuring instrument's position or when maintaining and protecting connecting tube, often all need spend a large amount of time to dismantle, very big reduction staff's work efficiency, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a furnace flue gas temperature infrared measuring instrument, the device can be convenient for the staff through the joint form and dismantle connecting tube, improves staff's efficiency, is convenient for adjust convenient to use to infrared tester's position.

(II) technical scheme

The utility model provides a furnace flue gas temperature infrared measuring instrument, including flange, one side of flange is provided with a plurality of aiming pipes, and is a plurality of aiming pipe passes through fixed subassembly and connects, be provided with protection device on the fixed subassembly, one side that protection device deviates from fixed subassembly is provided with the infrared measuring instrument subassembly, aim through the connecting tube connection between pipe, protection device and the infrared measuring instrument.

Further, the method comprises the following steps: the fixing assembly comprises a small pull rod, a screwing nut, a fixing pipe sleeve and a fastening disc connected with two ends of the fixing pipe sleeve, the small pull rod penetrates through the fastening disc and is in threaded connection with the screwing nut, so that the aiming pipes are connected into a whole, and the protection device is communicated with the fixing pipe sleeve.

Further, the method comprises the following steps: the infrared measuring instrument assembly comprises a fixing nut, a fixing plate connected with the protection device and an infrared measuring instrument connected with the fixing plate, wherein an adjusting hole used for adjusting the height of the infrared measuring instrument is formed in the fixing plate, a fixing rod is arranged on one side of the infrared measuring instrument, and the fixing plate penetrates through the adjusting hole and is in threaded connection with the fixing nut.

Further, the method comprises the following steps: connecting tube is fixed through coupling assembling between with aiming pipe, protection device and the infrared measuring instrument subassembly, coupling assembling includes first connector and second connector, the spacing groove has been seted up to one side of first connector, the draw-in groove with the spacing groove intercommunication has been seted up in the first connector, still set up the sliding tray with the draw-in groove intercommunication on the first connector, the sliding tray internal slipping is connected with the dismantlement subassembly that runs through and extend to in the draw-in groove, one side and the connecting tube of second connector are connected, and the opposite side is provided with the stopper, be provided with the joint subassembly on the stopper, the joint subassembly is so that with the draw-in groove joint first connector and second connector are fixed, it is right that the dismantlement subassembly slides the control board subassembly in the sliding tray first connector and second connector are dismantled.

Further, the method comprises the following steps: the disassembly assembly comprises a shifting plate, a connecting rod and a sliding block which is located in the clamping groove and connected with the connecting rod, the shifting plate is connected with one end of the connecting rod, an extrusion plate which is located in the clamping groove is arranged at the other end of the connecting rod, the extrusion plate is used for extruding the clamping assembly, and the control card is connected with the clamping between the assembly and the clamping groove.

Further, the method comprises the following steps: the clamping assembly comprises a limiting block connected with the second connector, a clamping block and a plurality of second elastic pieces connected with the clamping block, a plurality of installation cavities are formed in the second connector, a plurality of through holes are further formed in the second connector, the installation cavities are communicated with the outside through the through holes, the clamping block sleeves the installation cavities, one sides of the clamping block sleeves the installation cavities and deviate from each other extend out of the installation cavities through the through holes, the second elastic pieces are located in the installation cavities and between the clamping block and the inner wall of the installation cavity, which deviates from one side of the through holes, and the extrusion plate extrudes the clamping block to enable the clamping block to move into the installation cavity to control the limiting block to be separated from the limiting groove.

Further, the method comprises the following steps: and a sealing gasket which is positioned in the limiting groove and used for sealing is also arranged between the limiting block and the first connecting head.

Further, the method comprises the following steps: one side of the poking plate is also provided with a first elastic part, and one end of the first elastic part, which is far away from the poking plate, is respectively connected with the sighting tube, the protection device and the infrared measuring instrument assembly.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

the device passes through erection joint subassembly, detaching module, joint subassembly, connecting tube and infrared measuring instrument subassembly isotructure, wherein through joint subassembly and the mutual joint of draw-in groove, can make first connector and second connector fix together, realizes the installation to connecting tube, acts on the joint subassembly through detaching module simultaneously, can make joint subassembly and draw-in groove break away from, can realize the dismantlement to first connector and second connector. The utility model relates to a novelty can be convenient for the staff through the joint form and dismantle connecting tube, improves staff's efficiency, is convenient for adjust convenient to use to infrared tester's position.

Drawings

Fig. 1 is a schematic perspective view of embodiment 1.

Fig. 2 is a partially enlarged structural diagram of a portion a in fig. 1.

Fig. 3 is a schematic diagram of a mounting plate structure.

Fig. 4 is a schematic perspective view of embodiment 2.

Fig. 5 is a schematic view of a detachable structure of the first connector and the second connector.

Fig. 6 is a schematic view of the mounting structure of the first connector and the second connector.

Fig. 7 is a schematic sectional structure view of the first connector.

Fig. 8 is a partially enlarged structural diagram of part B in fig. 4.

Reference numerals: 1. a connecting flange; 2. a targeting tube; 3. a fixing assembly; 31. fixing the pipe sleeve; 32. fastening a disc; 33. a small pull rod; 34. screwing down the nut; 4. a protection device; 5. an infrared gauge assembly; 51. an infrared measuring instrument; 52. a fixing plate; 53. an adjustment hole; 54. fixing the rod; 55. fixing a nut; 6. a connecting assembly; 61. a first connector; 62. a second connector; 63. a limiting block; 64. a limiting groove; 65. a gasket; 66. a card slot; 7. connecting a pipeline; 8. disassembling the assembly; 81. a poking plate; 82. a connecting rod; 83. a first elastic member; 84. a pressing plate; 85. a slider; 9. a clamping assembly; 91. a clamping block; 92. a second elastic member; 93. and (7) installing a cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows:

according to the figure 1, the utility model provides a furnace flue gas temperature infrared measuring instrument, including flange 1, one side of flange 1 is provided with a plurality of aiming pipes 2 for aim at the measurement center position, a plurality of aiming pipes 2 are connected through fixed subassembly 3, fix a plurality of aiming pipes 2 as an organic whole, be provided with protection device 4 on fixed subassembly 3, protection device 4 can automatic detection sweep air pressure, when pressure is unusual (high pressure or low pressure), the pneumatic valve is shut off automatically to the protection instrument; meanwhile, the device is provided with an instrument wind-water-oil separation system, the cleanness of the instrument is ensured, the pollution to a temperature measuring element is avoided, one side of the protection device 4, which is far away from the fixed component 3, is provided with an infrared measuring component for measuring the temperature, and the sighting tube 2, the protection device 4 and the infrared measuring instrument component 5 are connected through a connecting pipeline 7.

According to fig. 2, the fixing assembly 3 comprises a small pull rod 33, a tightening nut 34, a fixing pipe sleeve 31 and a fastening disc 32 connected with two ends of the fixing pipe sleeve 31, the small pull rod 33 penetrates through the fastening disc 32 to be in threaded connection with the tightening nut 34, so that the aiming pipes 2 are connected into a whole, the protection device 4 is communicated with the fixing pipe sleeve 31, the fixing pipe sleeve 31 and the fastening disc 32 can be tightly fixed together through the threaded connection of the tightening nut 34 and the small pull rod 33, the fastening discs 32 are respectively connected with the aiming pipes 2, the aiming pipes 2 are fixedly connected, and the aiming pipes 2 can be separated from each other through loosening the tightening nut 34 and the small pull rod 33.

As shown in fig. 1 and 3, the infrared measuring instrument assembly 5 includes a fixing nut 55, a fixing plate 52 connected to the protection device 4, and an infrared measuring instrument 51 connected to the fixing plate 52, wherein an adjusting hole 53 for adjusting the height of the infrared measuring instrument 51 is formed in the fixing plate 52, a fixing rod 54 is disposed on one side of the infrared measuring instrument 51, the fixing plate 52 passes through the adjusting hole 53 and is in threaded connection with the fixing nut 55, when the height of the infrared measuring instrument 51 needs to be adjusted, the tightening nut 34 is first loosened to move the fixing rod 54 in the adjusting hole 53, and when the infrared measuring instrument 51 moves to a proper position, the infrared measuring instrument 51 is fixed to the fixing plate 52 by tightening the nut 34, thereby adjusting the infrared measuring instrument 51.

The working principle is as follows: the pulverized coal can generate a large amount of CO2 gas in the combustion process of the boiler, the infrared spectrum response of the specially designed infrared measuring instrument 51 is preset as a specific detection CO2 gas spectrum, and infrared energy with other wavelengths is filtered, so that the infrared measuring instrument 51 can be directly used for measuring the highest temperature of CO2 gas in a view field, the interference of other environmental factors is effectively eliminated, and the central temperature of the flue gas of a hearth is accurately measured.

Example two:

do the utility model relates to a furnace flue gas temperature infrared measuring instrument's embodiment lies in with embodiment 1 useful part:

as shown in fig. 4-8, the connecting pipe 7 and the sighting tube 2, the protection device 4 and the infrared measuring instrument assembly 5 are fixed by the connecting assembly 6, the connecting assembly 6 includes a first connector 61 and a second connector 62, the first connector 61 and the second connector 62 can be fixed or disassembled, a limit groove 64 is formed in one side of the first connector 61, a slot 66 communicated with the limit groove 64 is formed in the first connector 61, a sliding groove communicated with the slot 66 is further formed in the first connector 61, a disassembling assembly 8 penetrating through and extending into the slot 66 is connected in the sliding groove in a sliding manner, one side of the second connector 62 is connected with the connecting pipe 7, a limit block 63 is arranged on the other side of the second connector 62, a clamping assembly 9 is arranged on the limit block 63, the clamping assembly 9 is clamped with the slot 66 to fix the first connector 61 and the second connector 62, the disassembling assembly 8 slides in the sliding groove to disassemble the control card assembly 9 from the first connector 61 and the second connector 62 When stretching the limiting block 63 into the limiting groove 64, the clamping groove 66 can clamp the clamping assembly 9, so that the first connector 61 and the second connector 62 are fixedly connected together, and the connecting pipeline 7 is communicated with the parts.

As shown in fig. 5, the clamping assembly 9 includes a limiting block 63 connected to the second connector 62, a clamping block 91, and a plurality of second elastic members 92 connected to the clamping block 91, the second elastic members 92 are springs, a plurality of mounting cavities 93 are formed in the second connector 62, a plurality of through holes are further formed in the second connector 62, the mounting cavities 93 are connected to the outside through the through holes, the clamping block 91 is sleeved in the mounting cavities 93, and the sides of the clamping block 91, which are away from each other, extend out of the mounting cavities 93 through the through holes, the second elastic members 92 are located in the mounting cavities 93 and are located between the clamping block 91 and the inner walls of the mounting cavities 93, which are away from the through holes, the pressing plate 84 presses the clamping block 91 to move the clamping block 91 into the mounting cavities 93 to control the limiting block 63 to separate from the limiting groove 64, when the limiting block 63 extends into the limiting groove 64, the first connector 61 can press the clamping block 91 to move the clamping block 91 into the mounting cavities 93 to press the second elastic members 92, the second elastic member 92 generates elastic potential energy, a sealing gasket 65 which is positioned in the limiting groove 64 and used for sealing is further arranged between the limiting block 63 and the first connecting head 61, when the limiting block 63 moves to the sealing gasket 65 and extrudes the sealing gasket 65, the fixture block 91 moves into the clamping groove 66 under the action of the elastic potential energy of the second elastic member 92 and is clamped with the clamping groove 66, and then the first connecting head 61 and the second connecting head 62 are fixed.

According to fig. 6, when the first connecting head 61 and the second connecting head 62 need to be disassembled, the disassembling component 8 acts on the clamping component 9 to separate the first connecting head 61 from the second connecting head 62, the disassembling component 8 comprises a poking plate 81, a connecting rod 82 and a sliding block 85 which is positioned in the clamping groove 66 and connected with the connecting rod 82, the poking plate 81 is connected with one end of the connecting rod 82, the other end of the connecting rod 82 is provided with a squeezing plate 84 which is positioned in the clamping groove 66, the squeezing plate 84 is used for squeezing the clamping component 9 and controlling the clamping between the clamping component 9 and the clamping groove 66, when a force acts on the poking plate 81, the poking plate 81 can drive the squeezing plate 84 to move in the clamping groove 66 through the connecting rod 82, so that the squeezing plate 84 squeezes the clamping block 91 to move in the mounting cavity 93, when the clamping block 91 is separated from the clamping groove 66 and moves into the mounting cavity 93, the second connector 62 is pulled outwards, so that the second connector 62 is separated from the first connector 61, a first elastic member 83 is further arranged on one side of the poking plate 81, and one end, away from the poking plate 81, of the first elastic member 83 is connected with the sighting tube 2, the protection device 4 and the infrared measuring instrument 51 respectively and used for resetting the poking plate 81.

The working principle is as follows: through joint subassembly 9 and the mutual joint of draw-in groove 66, can make first connector 61 and second connector 62 fixed together, the realization is to the installation of connecting tube 7, act on joint subassembly 9 through detaching assembly 8 simultaneously, can make joint subassembly 9 break away from with draw-in groove 66, can realize the dismantlement to first connector 61 and second connector 62, the staff of being convenient for overhauls connecting tube 7 and spare part, improve staff's efficiency, high durability and convenient use.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a furnace flue gas temperature infrared measuring instrument, includes flange (1), its characterized in that: one side of flange (1) is provided with a plurality of pipe (2) of aiming, and is a plurality of aim pipe (2) are connected through fixed subassembly (3), be provided with protection device (4) on fixed subassembly (3), one side that protection device (4) deviate from fixed subassembly (3) is provided with infrared measuring instrument subassembly (5), aim and connect through connecting tube (7) between pipe (2), protection device (4) and the infrared measuring instrument subassembly (5).

2. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 1, characterized in that: the fixing assembly (3) comprises a small pull rod (33), a tightening nut (34), a fixing pipe sleeve (31) and a fastening disc (32) connected with the two ends of the fixing pipe sleeve (31), the small pull rod (33) penetrates through the fastening disc (32) to be in threaded connection with the tightening nut (34) so that the plurality of aiming pipes (2) are connected into a whole, and the protection device (4) is communicated with the fixing pipe sleeve (31).

3. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 1, characterized in that: the infrared measuring instrument assembly (5) comprises a fixing nut (55), a fixing plate (52) connected with the protection device (4) and an infrared measuring instrument (51) connected with the fixing plate (52), an adjusting hole (53) used for adjusting the height of the infrared measuring instrument (51) is formed in the fixing plate (52), a fixing rod (54) is arranged on one side of the infrared measuring instrument (51), and the fixing plate (52) penetrates through the adjusting hole (53) and is in threaded connection with the fixing nut (55).

4. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 1, characterized in that: connecting tube (7) and aim and fix through coupling assembling (6) between pipe (2), protection device (4) and infrared measuring instrument subassembly (5), coupling assembling (6) are including first connector (61) and second connector (62), spacing groove (64) have been seted up to one side of first connector (61), draw-in groove (66) with spacing groove (64) intercommunication have been seted up in first connector (61), still set up the sliding tray with draw-in groove (66) intercommunication on first connector (61), the sliding tray internal slipping is connected with and runs through and extend to dismantlement subassembly (8) in draw-in groove (66), one side and connecting tube (7) of second connector (62) are connected, and the opposite side is provided with stopper (63), be provided with joint subassembly (9) on stopper (63), joint subassembly (9) and draw-in groove (66) joint are so that first connector (61) and second connector (62) are fixed And the dismounting component (8) slides in the sliding groove to control the card connecting component (9) to dismount the first connector (61) and the second connector (62).

5. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 4, wherein: dismantle subassembly (8) including dialling movable plate (81), connecting rod (82) and be located draw-in groove (66) sliding block (85) be connected with connecting rod (82), dial movable plate (81) and be connected with the one end of connecting rod (82), the other end of connecting rod (82) is provided with stripper plate (84) that are located draw-in groove (66), stripper plate (84) are used for extrudeing joint subassembly (9), and the joint between control joint subassembly (9) and draw-in groove (66).

6. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 5, wherein: joint subassembly (9) include stopper (63), fixture block (91) be connected with second connector (62) and a plurality of second elastic component (92) be connected with fixture block (91), be formed with a plurality of installation cavity (93) in second connector (62), a plurality of through-holes have still been seted up on second connector (62), installation cavity (93) are put through with the external world through the through-hole, fixture block (91) cover is established in installation cavity (93), and in one side that deviates from each other extended installation cavity (93) through the through-hole, second elastic component (92) are located installation cavity (93), between the inner wall that deviates from through-hole one side in fixture block (91) and installation cavity (93), extrusion board (84) extrude fixture block (91) so that control stopper (63) breaks away from spacing groove (64) in fixture block (91) motion to installation cavity (93).

7. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 6, wherein: and a sealing gasket (65) which is positioned in the limiting groove (64) and used for sealing is also arranged between the limiting block (63) and the first connecting head (61).

8. The infrared measuring instrument for the temperature of the flue gas of the hearth according to claim 5, wherein: one side of the poking plate (81) is further provided with a first elastic member (83), and one end, deviating from the poking plate (81), of the first elastic member (83) is connected with the sighting tube (2), the protection device (4) and the infrared measuring instrument assembly (5) respectively.