Plasma image flame detection probe

Abstract

The utility model relates to the technical field of plasma flame detection, in particular to a plasma image flame detection probe, which comprises a protective tube and a protective seat fixedly mounted at the right end of the protective tube, a probe is arranged in the protective tube, an adjusting mechanism for adjusting the position of the probe is arranged in the protective tube, and a protective mechanism for protecting the probe is arranged in the protective seat. The adjusting mechanism comprises a mounting rod fixedly mounted in the protection tube, a first sliding rod is arranged in the mounting rod, a second sliding rod is arranged in the first sliding rod, one end, far away from the mounting rod, of the second sliding rod is fixedly connected with the probe, and the protection mechanism comprises a plurality of groups of protection plates rotationally mounted on the protection seat. According to the flame detection probe, the extension length of the probe is adjusted through the arranged adjusting mechanism, so that the flame detection probe can be adjusted to be proper in length according to actual use occasions, the use requirement is met, and the situation that the flame detection probe at a fixed distance influences judgment of a worker on the combustion stability of a boiler is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plasma fire detection, specifically to a plasma image fire detection probe. BACKGROUND

[0002] The main role of the plasma image fire detection probe is to detect and monitor the flame state of the burner, to ensure the stability and safety of the combustion process. The working principle of the plasma image fire detection probe is based on flame TV, comprehensive multimedia computing and digital image processing technology. It not only inherits the intuitive and visual advantages of flame TV, but also fully utilizes the powerful processing and computing capabilities of the computer, so that the fire detection function is greatly improved. Through the intuitive real-time flame image, more combustion information can be extracted from the flame video, providing a reference for the analysis and adjustment of the boiler combustion stability by the operating personnel.

[0003] The length of the fire detection probe in the prior art is limited, and the fixed-length fire detection probe cannot meet the use requirements in some cases, which affects the judgment of the boiler combustion stability by the operating personnel. Moreover, the fire detection probe in the prior art has no good protection measures when not in use, and the storage environment with high humidity or dust will reduce the service life of the fire detection probe. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a plasma image fire detection probe, which solves the problems raised in the above background.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a plasma image fire detection probe, comprising a protection pipe and a protection seat fixedly installed at the right end of the protection pipe, a probe is arranged in the protection pipe, an adjusting mechanism for adjusting the position of the probe is arranged in the protection pipe, and a protection mechanism for protecting the probe is arranged in the protection seat.

[0008] The adjusting mechanism comprises a mounting rod fixedly installed in the protection pipe, a first sliding rod arranged in the mounting rod, a second sliding rod arranged in the first sliding rod, and the second sliding rod is fixedly connected with the probe at the end away from the mounting rod. The protection mechanism comprises a plurality of protection plates rotatably installed on the protection seat, a threaded rod arranged in the mounting rod, and a threaded pipe arranged in the first sliding rod.

[0009] Preferably, the left end of the threaded rod penetrates through the mounting rod and is rotatably connected with the mounting rod through a bearing, the left end of the threaded pipe penetrates through the first sliding rod and is rotatably connected with the first sliding rod through a bearing, two groups of first limiting blocks symmetrically distributed are fixedly installed on the first sliding rod, and two groups of second limiting blocks symmetrically distributed are fixedly installed on the second sliding rod.

[0010] Preferably, the first sliding rod is linearly and slidingly connected with the mounting rod through a first limiting block, and the second sliding rod is linearly and slidingly connected with the first sliding rod through a second limiting block.

[0011] Preferably, the threaded rod is provided with two groups of symmetrically distributed clamping grooves, the threaded tube is provided with two groups of symmetrically distributed clamping blocks, the clamping blocks are correspondingly arranged with the clamping grooves, and the threaded tube is slidingly and sleeved with the threaded rod through the clamping blocks.

[0012] Preferably, the protection mechanism further comprises a mounting ring, the mounting ring is rotationally connected with the protection seat through a bearing, the mounting ring is fixedly provided with external teeth and internal teeth, the protection seat is rotationally provided with a driving wheel, and the driving wheel is meshingly connected with the mounting ring through the external teeth.

[0013] Preferably, the plurality of protection plates are rotationally connected with the protection seat through a plurality of mounting shafts, the plurality of mounting shafts are sleeved with a plurality of gears, and the plurality of gears are meshingly connected with the mounting ring through the internal teeth.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a plasma image fire detection probe, has the following beneficial effects:

[0016] Through the setting adjustment mechanism realizes the adjustment of the probe length, the convenient fire detection probe can adjust the appropriate probe length according to the actual use situation, reaches the use demand, avoids the fixed distance fire detection probe to influence the judgment of the work staff to the boiler combustion stability, and simultaneously realizes the closed protection of the probe through the annular distribution protection plate of the protection seat when not using the fire detection probe, reduces the contact of the probe and the outside humid environment and dust, effectively prolongs the service life of the probe. BRIEF DESCRIPTION OF DRAWINGS

[0017] The drawings explained here are used to provide further understanding of the present application, constitute a part of the present application, and the illustrative embodiment of the present application and its explanation are used to explain the present application, and do not constitute improper limitation to the present application.

[0018] Figure 1 It is the overall structure schematic view of the utility model;

[0019] Figure 2 It is the structure schematic view of the protection pipe of the utility model;

[0020] Figure 3 It is the structure schematic view of the adjustment mechanism of the utility model;

[0021] Figure 4 It is the structure schematic view of the protection mechanism of the utility model;

[0022] Figure 5For the utility model Figure 4 The structure of A in the utility model is shown in the enlarged view.

[0023] In the figure: 1, protective tube; 2, protective seat; 3, probe; 4, adjusting mechanism; 401, mounting rod; 402, first sliding rod; 403, second sliding rod; 404, threaded rod; 405, threaded tube; 406, clamping groove; 407, clamping block; 408, first limiting block; 409, second limiting block; 5, protection mechanism; 501, mounting ring; 502, external teeth; 503, internal teeth; 504, driving wheel; 505, protective plate; 506, mounting shaft; 507, gear. DETAILED DESCRIPTION

[0024] The embodiments of the application will be described in detail below with reference to the accompanying drawings and examples, so that the realization process of how the application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented.

[0025] Figures 1-5 For an embodiment of the utility model, a plasma image fire detection probe, including protective tube 1, and fixedly installed protective seat 2 at the right end of protective tube 1, the probe 3 is arranged in protective tube 1, the adjusting mechanism 4 for adjusting the position of the probe 3 is arranged in protective tube 1, the protection mechanism 5 for protecting the probe 3 is arranged in protective seat 2; the adjusting mechanism 4 includes the mounting rod 401 fixedly installed in protective tube 1, the first sliding rod 402 is arranged in the mounting rod 401, the second sliding rod 403 is arranged in the first sliding rod 402, the end of the second sliding rod 403 away from the mounting rod 401 is fixedly connected with the probe 3, the protection mechanism 5 includes a plurality of protective plates 505 rotatably installed on the protective seat 2, the threaded rod 404 is arranged in the mounting rod 401, the threaded tube 405 is arranged in the first sliding rod 402, the adjusting mechanism 4 is arranged to adjust the length of the probe 3, the fire detection probe can be adjusted to the appropriate length of the probe 3 according to the actual use situation, so as to meet the use requirement, and avoid that the fixed distance fire detection probe affects the judgment of the combustion stability of the boiler by the staff.

[0026] In the embodiment, reference Figure 3As shown, the left end of the threaded rod 404 penetrates the mounting rod 401 and is rotatably connected with the mounting rod 401 through a bearing, the left end of the threaded tube 405 penetrates the first sliding rod 402 and is rotatably connected with the first sliding rod 402 through a bearing, two groups of first limiting blocks 408 symmetrically distributed are fixedly installed on the first sliding rod 402, two groups of second limiting blocks 409 symmetrically distributed are fixedly installed on the second sliding rod 403, the first sliding rod 402 is linearly slidably connected with the mounting rod 401 through the first limiting blocks 408, the second sliding rod 403 is linearly slidably connected with the first sliding rod 402 through the second limiting blocks 409, two groups of clamping grooves 406 symmetrically distributed are formed on the threaded rod 404, two groups of clamping blocks 407 symmetrically distributed are arranged in the threaded tube 405, and the clamping blocks 407 are arranged in correspondence with the clamping grooves 406, the threaded tube 405 is slidably sleeved with the threaded rod 404 through the clamping blocks 407, the threaded rod 404 is rotated by the motor in the mounting rod 401, the first sliding rod 402 is slid in the mounting rod 401 under the limiting action of the first limiting blocks 408, the first sliding rod 402 is slid to drive the threaded tube 405 to synchronously slide, the threaded tube 405 is synchronously rotated with the threaded rod 404 in the sliding process under the action of the clamping blocks 407 and the clamping grooves 406, the second sliding rod 403 is slid in the first sliding rod 402 under the limiting action of the first sliding rod 402 and the second limiting blocks 409, the adjustment of the extension length of the probe 3 is realized, and the adjustment of the position of the probe 3 is realized according to actual use requirements.

[0027] In the embodiment, reference is made to Figure 4 and Figure 5 As shown, the protection mechanism 5 further comprises a mounting ring 501 rotatably connected with the protection seat 2 through a bearing, the mounting ring 501 is fixedly installed with external teeth 502 and internal teeth 503, a driving wheel 504 is rotatably installed in the protection seat 2, the driving wheel 504 is meshingly connected with the mounting ring 501 through the external teeth 502, a plurality of protection plates 505 are rotatably connected with the protection seat 2 through mounting shafts 506, a plurality of gear wheels 507 are sleeved on the mounting shafts 506, and the plurality of gear wheels 507 are meshingly connected with the mounting ring 501 through the internal teeth 503. When the probe 3 is not needed to be used, the threaded rod 404 in the mounting rod 401 is reversely rotated by the motor, so that the probe 3 is retracted into the protection tube 1 and the protection seat 2, the driving wheel 504 in the protection seat 2 is rotated by the motor, the driving wheel 504 is meshingly connected with the mounting ring 501 through the external teeth 502, the mounting ring 501 drives the internal teeth 503 to synchronously rotate, the mounting shafts 506 drive the corresponding protection plates 505 to synchronously rotate through cooperation of the gear wheels 507, and the plurality of protection plates 505 are closed to complete the closure of the protection seat 2. Dust and moisture protection for the probe 3 is completed under the action of the protection seat 2, the protection tube 1 and the protection plates 505, and the service life of the probe 3 is effectively prolonged.

[0028] In the working of the embodiment, the motor in the mounting rod 401 drives the threaded rod 404 to rotate, and the first sliding rod 402 slides in the mounting rod 401 under the limiting action of the mounting rod 401 and the first limiting block 408, the first sliding rod 402 drives the threaded tube 405 to slide synchronously, the threaded tube 405 rotates synchronously with the threaded rod 404 under the action of the clamping block 407 and the clamping groove 406, the second sliding rod 403 slides in the first sliding rod 402 under the limiting action of the first sliding rod 402 and the second limiting block 409, the adjustment of the extension length of the probe 3 is completed, the adjustment of the position of the probe 3 is completed according to the actual use requirement, and when the probe 3 is not used, the motor in the mounting rod 401 drives the threaded rod 404 to rotate reversely, so that the probe 3 is retracted into the protective tube 1 and the protective seat 2, the motor in the protective seat 2 drives the driving wheel 504 to rotate, the driving wheel 504 is connected with the mounting ring 501 through the external gear 502, the mounting ring 501 drives the internal gear 503 to rotate synchronously, the mounting shaft 506 drives the corresponding protective plate 505 to rotate synchronously through the gear 507, and a plurality of protective plates 505 are close to complete the closure of the protective seat 2, the dustproof and moistureproof protection of the probe 3 is completed under the action of the protective seat 2, the protective tube 1 and the protective plate 505, and the service life of the probe 3 is effectively prolonged.

[0029] The control mode of the utility model is automatically controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the power supply also belongs to the public knowledge in the art, and the utility model is mainly used for protecting the mechanical device, therefore the control mode and the circuit connection of the utility model will not be explained in detail.

[0030] It should be noted that the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or device.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A plasma imaging fire detection probe, comprising a protective tube (1) and a protective seat (2) fixedly installed at the right end of the protective tube (1), characterized in that: The protective tube (1) is equipped with a probe (3), the protective tube (1) is equipped with an adjustment mechanism (4) for adjusting the position of the probe (3), and the protective seat (2) is equipped with a protective mechanism (5) for protecting the probe (3). The adjustment mechanism (4) includes a mounting rod (401) fixedly installed in the protective tube (1), and a first slide rod (402) is provided in the mounting rod (401). A second slide rod (403) is provided in the first slide rod (402). The end of the second slide rod (403) away from the mounting rod (401) is fixedly connected to the probe (3). The protective mechanism (5) includes multiple sets of protective plates (505) rotatably installed on the protective seat (2). A threaded rod (404) is provided in the mounting rod (401). A threaded tube (405) is provided in the first slide rod (402). The protective mechanism (5) also includes a mounting ring (501).

2. The plasma imaging fire detection probe according to claim 1, characterized in that: The left end of the threaded rod (404) passes through the mounting rod (401) and is rotatably connected to the mounting rod (401) through a bearing. The left end of the threaded tube (405) passes through the first slide rod (402) and is rotatably connected to the first slide rod (402) through a bearing. Two sets of symmetrically distributed first limiting blocks (408) are fixedly installed on the first slide rod (402), and two sets of symmetrically distributed second limiting blocks (409) are fixedly installed on the second slide rod (403).

3. The plasma imaging fire detection probe according to claim 1, characterized in that: The first slide rod (402) is linearly slidably connected to the mounting rod (401) through the first limiting block (408), and the second slide rod (403) is linearly slidably connected to the first slide rod (402) through the second limiting block (409).

4. The plasma imaging fire detection probe according to claim 1, characterized in that: The threaded rod (404) has two sets of symmetrically distributed slots (406), and the threaded tube (405) has two sets of symmetrically distributed blocks (407). The blocks (407) are correspondingly arranged with the slots (406), and the threaded tube (405) is slidably connected to the threaded rod (404) through the blocks (407).

5. A plasma imaging fire detection probe according to claim 1, characterized in that: The mounting ring (501) is rotatably connected to the protective seat (2) via a bearing. External teeth (502) and internal teeth (503) are fixedly mounted on the mounting ring (501). A drive wheel (504) is rotatably mounted inside the protective seat (2). The drive wheel (504) is meshed with the mounting ring (501) via the external teeth (502).

6. A plasma imaging fire detection probe according to claim 1, characterized in that: The multiple sets of protective plates (505) are rotatably connected to the protective seat (2) through the mounting shaft (506). The multiple sets of mounting shafts (506) are fitted with gears (507), and the multiple sets of gears (507) are meshed with the mounting ring (501) through the internal teeth (503).

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