CN216953133U

CN216953133U - UV flame monitor

Info

Publication number: CN216953133U
Application number: CN202220014841.8U
Authority: CN
Inventors: 李春萍; 王孝忠; 许宋; 许杰; 李乡韵
Original assignee: Hefei Compass Industrial Equipment Co ltd
Current assignee: Hefei Compass Industrial Equipment Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-07-12
Anticipated expiration: 2032-01-06

Abstract

The utility model relates to the technical field of flame monitors, and discloses a UV flame monitor, which comprises a fixing ring and a UV flame monitor main body, wherein the fixing ring and the UV flame monitor main body are arranged on a boiler wall, a positioning hole is formed in the boiler wall, the fixing ring is arranged at an opening at the outer side of the positioning hole, a positioning ring is arranged on one side, away from the boiler wall, of the fixing ring, the UV flame monitor main body is movably sleeved in the positioning hole, the front end of the UV flame monitor main body extends into a boiler and is provided with a probe, and the tail end of the UV flame monitor main body penetrates through the fixing ring and the positioning ring and is provided with a power line. According to the utility model, the positioning block is tightly inserted into the positioning groove, and the locking cover is sleeved with the positioning ring through threads, so that the limiting ring is tightly fixed between the positioning ring and the locking cover, thereby realizing the tight combination between the UV flame monitor main body and the positioning ring, being beneficial to improving the installation stability, being convenient to disassemble and assemble, and bringing convenience to later-stage overhaul and maintenance.

Description

UV flame monitor

Technical Field

The utility model relates to the technical field of flame monitors, in particular to a UV flame monitor.

Background

The UV flame monitor is also called as ultraviolet flame monitor, and is commonly used for flame monitoring of gas or fuel industrial burners and industrial kilns, and the flame monitor is sensitive to generated ultraviolet rays only, has no reaction to light and high-temperature radiation of a hearth, and has strong anti-interference performance. The UV flame monitor is internally provided with an ultraviolet photosensitive tube which is provided with two electrodes, when ultraviolet rays radiated to the electrodes are strong enough, pulse current is generated between the electrodes, and the combustion condition of the hearth can be judged by processing electric signals through a flame controller.

Most are traditional structural design for present UV flame monitor, inconvenient install the boiler wall of boiler with it on, the dismouting is comparatively loaded down with trivial details, brings inconvenience for the maintenance and the maintenance in later stage, for this reason, we provide a UV flame monitor.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problems with the prior art, the present invention provides a UV flame monitor.

In order to achieve the purpose, the UV flame monitor provided by the utility model comprises a fixing ring and a UV flame monitor main body which are arranged on the boiler wall, a positioning hole is arranged on the boiler wall, the fixing ring is arranged at the opening of the outer side of the positioning hole, one side of the fixing ring, which is far away from the furnace wall, is provided with a positioning ring, the UV flame monitor main body is movably sleeved in the positioning hole, the front end of the UV flame monitor main body extends into the boiler and is provided with a probe, the tail end of the UV flame monitor main body passes through the fixing ring and the positioning ring and is provided with a power line, the tail end of the UV flame monitor main body is provided with a limit ring and a locking cover, the limit ring is fixedly sleeved on the UV flame monitor main body and is tightly attached to the positioning ring, the locking cover is slidably sleeved at the tail end of the UV flame monitor main body and wraps the limiting ring, and the locking cover is in threaded sleeve connection with the positioning ring.

Preferably, a plurality of locating pieces are installed on the outer wall of the UV flame monitor main body and are distributed in an annular symmetry mode, locating grooves matched with the locating pieces are formed in the inner wall of each locating hole, and the locating pieces are closely connected with the adjacent locating grooves in an inserted mode.

Preferably, the inner wall of the positioning ring is also provided with a positioning groove, and the UV flame monitor main body drives the positioning block to penetrate through the positioning ring.

Preferably, the locking lid is kept away from solid fixed ring's one end middle part and has been seted up the trepanning, the locking lid passes through trepanning and UV flame monitor main part sliding connection, the inner wall of locking lid is provided with the internal thread, the surface of position circle is provided with the external screw thread, locking lid screw thread suit is on the position circle.

Compared with the prior art, the UV flame monitor provided by the utility model has the following beneficial effects:

when the UV flame monitor is installed, the front end of the UV flame monitor main body is directly inserted into the positioning hole, so that the positioning block is tightly inserted into the positioning groove, and the limiting ring is tightly fastened between the positioning ring and the locking cover through the threaded sleeve joint of the locking cover and the positioning ring, so that the UV flame monitor main body and the positioning ring are tightly combined, the installation stability is improved, the UV flame monitor is convenient to disassemble and assemble, convenience is brought to later-stage overhaul and maintenance, the UV flame monitor has a wide market prospect, and popularization is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the positioning holes of the furnace wall according to the present invention;

fig. 3 is a schematic side view of the fixing plate and the retainer ring according to the present invention.

In the figure: 1. a fixing ring; 2. a UV flame monitor body; 3. positioning holes; 4. positioning rings; 5. a probe; 6. a power line; 7. a limiting ring; 8. a locking cover; 9. positioning blocks; 10. and (7) positioning a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial technical changes.

Referring to fig. 1-3, a UV flame monitor comprises a fixing ring 1 and a UV flame monitor main body 2, which are arranged on a boiler wall, wherein a positioning hole 3 is formed on the boiler wall, the fixing ring 1 is installed at an outer opening of the positioning hole 3, a positioning ring 4 is installed on one side of the fixing ring 1 away from the boiler wall, the UV flame monitor main body 2 is movably sleeved in the positioning hole 3, the front end of the UV flame monitor main body 2 extends into the boiler and is provided with a probe 5, the tail end of the UV flame monitor main body 2 passes through the fixing ring 1 and the positioning ring 4 and is provided with a power cord 6, a limit ring 7 and a locking cover 8 are arranged on the tail end of the UV flame monitor main body 2, the limit ring 7 is fixedly sleeved on the UV flame monitor main body 2 and is tightly attached to the positioning ring 4, the locking cover 8 is slidably sleeved on the tail end of the UV flame monitor main body 2 and covers the outside of the limit ring 7, the locking cover 8 is in threaded sleeve joint with the positioning ring 4.

A plurality of locating pieces 9 are installed to the outer wall of UV flame monitor main part 2 and are annular symmetric distribution, set up the constant head tank 10 with locating piece 9 looks adaptation on the inner wall of locating hole 3, and locating piece 9 closely pegs graft with adjacent constant head tank 10, can lick the installation stability that dog UV flame monitor main part 2 is located locating hole 3.

The inner wall of the positioning ring 4 is also provided with a positioning groove 10, and the UV flame monitor main body 2 drives the positioning block 9 to penetrate through the positioning ring 4, so that the installation is convenient and the stability is high.

The trepanning has been seted up at the one end middle part that solid fixed ring 1 was kept away from to locking lid 8, locking lid 8 passes through trepanning and 2 sliding connection of UV flame monitor main part, the inner wall of locking lid 8 is provided with the internal thread, the surface of position circle 4 is provided with the external screw thread, 8 screw thread suit are on position circle 4 to locking lid 8, lock the suit on position circle 4 through locking lid 8, make the unable removal of spacing ring 7, thereby realize the location of spacing ring 7 and UV flame monitor main part 2, and the installation stability is improved.

It should be noted that the UV flame monitor main body 2 is a conventional ultraviolet flame monitor, and the principle thereof is not described in detail.

When the UV flame monitor is installed, the front end of the UV flame monitor main body 2 is directly inserted into the positioning hole 3, the positioning block 9 is tightly inserted into the positioning groove 10, and the limiting ring 7 is tightly fastened between the positioning ring 4 and the locking ring 8 through the threaded sleeve joint of the locking ring 8 and the positioning ring 4, so that the UV flame monitor main body 2 and the positioning ring 4 are tightly combined, the installation stability is improved, the disassembly and the assembly are convenient, the later-stage maintenance is facilitated, the UV flame monitor has a wide market prospect, and the popularization is facilitated.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The UV flame monitor comprises a fixing ring (1) and a UV flame monitor main body (2) which are arranged on a boiler wall, and is characterized in that a positioning hole (3) is formed in the boiler wall, the fixing ring (1) is arranged at an opening at the outer side of the positioning hole (3), a positioning ring (4) is arranged on one side, away from the boiler wall, of the fixing ring (1), the UV flame monitor main body (2) is movably sleeved in the positioning hole (3), the front end of the UV flame monitor main body (2) extends into the boiler and is provided with a probe (5), the tail end of the UV flame monitor main body (2) penetrates through the fixing ring (1) and the positioning ring (4) and is provided with a power line (6), a limiting ring (7) and a locking cover (8) are arranged on the tail end of the UV flame monitor main body (2), the limiting ring (7) is fixedly sleeved on the UV flame monitor main body (2) and is tightly attached to the positioning ring (4), the locking cover (8) is slidably sleeved at the tail end of the UV flame monitor main body (2) and covers the limiting ring (7), and the locking cover (8) is in threaded sleeve connection with the locating ring (4).

2. The UV flame monitor according to claim 1, wherein a plurality of positioning blocks (9) are arranged on the outer wall of the UV flame monitor main body (2) and are symmetrically distributed in a ring shape, positioning grooves (10) matched with the positioning blocks (9) are formed in the inner wall of each positioning hole (3), and the positioning blocks (9) are tightly inserted into the adjacent positioning grooves (10).

3. The UV flame monitor according to claim 2, wherein the positioning groove (10) is also formed on the inner wall of the positioning ring (4), and the positioning block (9) is driven by the UV flame monitor main body (2) to pass through the positioning ring (4).

4. The UV flame monitor according to claim 1, wherein a sleeve hole is formed in the middle of one end, away from the fixing ring (1), of the locking cover (8), the locking cover (8) is slidably connected with the UV flame monitor main body (2) through the sleeve hole, internal threads are formed in the inner wall of the locking cover (8), external threads are formed on the outer surface of the positioning ring (4), and the locking cover (8) is sleeved on the positioning ring (4) in a threaded manner.