Boiler water level monitoring device

Abstract

The utility model discloses a boiler water level monitoring device, which relates to the technical field of boiler fittings and comprises a mounting seat and a lifting seat, a penetrating opening is formed in the middle of the mounting seat, a main guide pipe is fixed in the penetrating opening, a first flange is arranged at the front end of the main guide pipe, an extending inner pipe is movably mounted in the main guide pipe, and a second flange is arranged at the front end of the extending inner pipe. An adjusting assembly is arranged above the installation base and comprises ejector rods moving longitudinally and linearly, the ends of the four ejector rods are fixed to the lifting base, and the outer side of the extending inner pipe is integrally connected with a square inserting block. The whole length of the pipeline and the mounting distance between the two flanges are changed, so that boilers with different sizes can be conveniently adapted in the assembling process, the use flexibility is improved, the extending inner pipe of the device adopts a quick release design, and when the pipeline is blocked or damaged, the pipeline is convenient to clean and replace without being integrally replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler accessory technical field especially relates to a boiler water level monitoring devices. BACKGROUND

[0002] The commonly used product of boiler water level monitoring device is boiler bicolor water level gauge, which is an instrument for monitoring water level change on boiler drum or other pressure vessels, and it distinguishes full water, water shortage and normal water level by refraction of water vapor into different colors through electricity, light and chemical principles.

[0003] A boiler water level monitoring device (CN220817718U) can be referred to in the prior art, which provides power for the warning light through the battery when the water level in the boiler body drops to a certain height, so that the warning light starts to flicker, reminding the staff that the water level in the boiler body is low, so as to ensure that the staff can add water to the boiler body in time, thereby improving the safety of the boiler body in use.

[0004] In the boiler bicolor water level gauge on the market, the main pipe is generally designed in one piece, connected with the upper and lower lead-out pipes of the boiler drum through two flange openings, and the center distance of the two flange openings should be consistent with the center distance of the upper and lower lead-out pipes of the boiler drum, so that each size of the boiler bicolor water level gauge is generally only suitable for fixed size of the boiler, and due to the one-piece design of the main pipe, the bottom blow-off port can only be opened when cleaning the inside of the pipe body, and the whole pipe body needs to be replaced when the pipe body is damaged, so the present application designs a boiler water level monitoring device with adjustable length and convenient cleaning and replacement. UTILITY MODEL CONTENTS

[0005] The utility model discloses a boiler water level monitoring device, which can be connected with the boiler flange, and the extension inner pipe is driven to move longitudinally through the adjusting assembly, so that the overall length of the pipeline and the installation distance of the two flanges are changed, thereby facilitating the adaptation of different sizes of boilers during assembly, improving the use flexibility, and the extension inner pipe of the device is designed with quick release, which facilitates cleaning and replacement when the pipeline is blocked or damaged, without the need for overall replacement.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] The utility model relates to a boiler water level monitoring device, including: mounting seat and riser, the middle part of mounting seat is equipped with the main guide pipe of through -going and is fixed with in the through -going, and the front end of main guide pipe is provided with a flange, the inside movable mounting of main guide pipe has the extension inner tube, and the front end of extension inner tube is provided with the flange no.

[0008] The utility model further sets up as the upper opening of main guide pipe is used for inserting extension inner tube, the upper opening of main guide pipe is provided with rubber sealing ring, and extension inner tube is closely connected in the inside of rubber sealing ring.

[0009] The utility model further sets up as the lower side of main guide pipe is provided with the blowdown, and the blowdown valve is connected to the bottom flange of blowdown.

[0010] The utility model further sets up as the rear side fixed mounting of main guide pipe has the display, and the lower side of display is provided with hall sensor.

[0011] The utility model further sets up as the both sides of plug and riser are equipped with screw hole, and two threaded rods are connected to screw hole and connect plug and riser.

[0012] The utility model further sets up as adjusting assembly includes: adjusting seat no. One and adjusting seat no. Two, are installed in the upper end both sides of mounting seat respectively, and are fixed with drive motor in the bottom left side of mounting seat.

[0013] The utility model further sets up as adjusting assembly still includes: the screw rod that rotates and is connected in the inside of adjusting seat no. One, the output of drive motor is fixed with screw rod, the threaded sleeve that is connected in the outside of screw rod is threaded, is fixed in the inside of adjusting seat no. Two slide rod, and the sliding block that is slidingly installed in the outside of slide rod, and the upper side of threaded sleeve and sliding block all is equipped with two top rods, and the top rod of both sides is connected with the bottom of riser respectively and is taken out adjusting seat no. One and adjusting seat no. Two.

[0014] The utility model has the advantages that:

[0015] 1、 the boiler water level monitoring device splits integral type pipeline into main guide pipe and extension inner tube, and the extension inner tube can be driven to move longitudinally by adjusting assembly, a flange is arranged at the front end of main guide pipe, and a flange no. Two is arranged at the front end of extension inner tube, so that the two flanges change when the extension inner tube moves longitudinally, and the distance between the two flanges is consistent with the distance between the upper and lower pipes of the steam drum during installation, so that the boiler of various sizes can be adapted, and the use flexibility is improved.

[0016] 2、The boiler water level monitoring device is integrally connected with the plug block outside the extension inner pipe, a slot is formed in the middle of the lifting seat, the plug block is inserted into the slot, when the screw hole positions are aligned, the plug block is quickly fixed with the lifting seat by rotating and connecting the two threaded rods into the screw holes, when the pipeline needs to be cleaned and replaced later, the extension inner pipe can be directly taken out, and the pipeline does not need to be replaced as a whole. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The utility model provides a kind of overall structure schematic diagram of boiler water level monitoring device;

[0018] Figure 2 The utility model provides a kind of main guide pipe and blowdown valve split structure schematic diagram of boiler water level monitoring device;

[0019] Figure 3 The utility model provides a kind of extension inner pipe structure schematic diagram of boiler water level monitoring device;

[0020] Figure 4 The utility model provides a kind of adjusting seat one and adjusting seat two structure schematic diagram of boiler water level monitoring device;

[0021] Figure 5 The utility model provides a kind of adjusting seat one and adjusting seat two structure schematic diagram of boiler water level monitoring device.

[0022] In the drawing: 1, main guide pipe;2, extension inner pipe;3, blowdown valve;4, mounting seat;5, lifting seat;6, No. 1 flange;7, blowdown;8, rubber sealing ring;9, display;10, hall sensor;11, No. 2 flange;12, plug block;13, screw hole;14, slot;15, threaded rod;16, adjusting seat one;17, adjusting seat two;18, through hole;19, top rod;20, drive motor;21, screw;22, threaded sleeve;23, sliding rod;24, sliding block. DETAILED DESCRIPTION

[0023] The technical solutions of the present patent will be further described in detail below in combination with specific implementation manners.

[0024] The embodiments of the present patent will be described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary, only for explaining the present patent, and cannot be understood as limiting the present patent.

[0025] In the description of the patent, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the patent and simplifying the description, and 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 cannot be understood as a limitation on the patent.

[0026] In the description of the patent, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, set, or It can be detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the patent can be understood according to the specific circumstances.

[0027] Reference Figures 1-5 A boiler water level monitoring device, comprising: a main conduit 1, an extended inner tube 2, the upper and lower ends of the main conduit 1 are open, the lower end of the extended inner tube 2 is closed, the extended inner tube 2 is movably installed in the main conduit 1, the main conduit 1 is fixed in the middle of the mounting seat 4, the upper part of the mounting seat 4 is provided with an adjusting assembly, the upper part of the adjusting assembly is connected with a lifting seat 5, the extended inner tube 2 is detachably installed in the middle of the lifting seat 5, the lifting seat 5 is driven to move longitudinally by the operation of the adjusting assembly, and then the extended inner tube 2 is driven to extend and retract in the main conduit 1.

[0028] Specifically, as shown in Figure 2 The upper opening of the main conduit 1 is provided with a rubber sealing ring 8, which is used for sealing the opening of the main conduit 1.

[0029] Further, the display 9 is fixedly installed on the rear side of the main conduit 1, and the Hall sensor 10 is arranged at the bottom of the display 9.

[0030] Further, the bottom opening of the main conduit 1 is a blowdown port 7, and the blowdown valve 3 is connected to the bottom flange of the blowdown port 7.

[0031] In the installation process of the embodiment, the blowdown valve 3 is removed to open the blowdown port 7, then the float is put into the main conduit 1, the magnetic steel of the float cannot be inverted upward, the float moves with the liquid level, the permanent magnet inside the float transmits signals to the Hall sensor 10 through magnetic coupling, and the specific data is displayed through the display 9. When the float moves, the corresponding digital circuit is triggered to make the display 9 change color, all red without liquid, all green with full liquid, and the red-green junction is the actual liquid level in the container.

[0032] It should be noted that the above water level monitoring principle adopts the existing design of the boiler double-color water level gauge, and the specific operation mode will not be described in detail.

[0033] Specifically, refer to Figures 2-3 As shown in the drawings, a first flange 6 is arranged at the front end of the main conduit 1, and a second flange 11 is arranged at the front end of the extension inner tube 2.

[0034] Therefore, when the extension inner tube 2 moves longitudinally, the overall length of the pipeline changes, which can adapt to boilers of different sizes, and the distance between the first flange 6 and the second flange 11 changes, so that the distance between the upper and lower outlet pipes of the steam drum is consistent during installation, facilitating positioning and connection between the flanges.

[0035] Specifically, refer to Figures 3-4 As shown in the drawings, a slot 14 is formed through the middle of the lifting seat 5, and a plug 12 is integrally connected to the outside of the extension inner tube 2, and the plug 12 is matched with the slot 14.

[0036] Further, screw holes 13 are formed on both sides of the lifting seat 5 and the plug 12, and when the extension inner tube 2 is connected to the main conduit 1, the plug 12 is inserted into the slot 14, the screw holes 13 on both sides of the lifting seat 5 and the plug 12 are aligned, and the lifting seat 5 and the plug 12 are fixed by connecting a threaded rod 15 into the screw holes 13.

[0037] In this embodiment, when the main conduit 1 and the extension inner tube 2 need to be cleaned, the extension inner tube 2 can be quickly removed and separated from the main conduit 1, and when the extension inner tube 2 is damaged, only the extension inner tube 2 needs to be replaced, without the need for overall replacement.

[0038] Specifically, the adjusting assembly is as shown in Figures 4-5 As shown in the drawings, it mainly includes adjusting seat one 16 and adjusting seat two 17, and the adjusting seat one 16 and the adjusting seat two 17 are respectively fixed on both sides of the upper end of the mounting seat 4.

[0039] And a driving motor 20 is fixedly installed on the bottom left side of the mounting seat 4.

[0040] Specifically, a lead screw 21 is rotatably connected inside the adjusting seat one 16, one end of the lead screw 21 is fixed with the output end of the driving motor 20, and a threaded sleeve 22 is threadedly connected outside the lead screw 21.

[0041] The inside of the adjusting seat two 17 is fixed with a sliding rod 23, and the outside of the sliding rod 23 is slidingly installed with a sliding block 24.

[0042] At the same time, two top rods 19 are fixed above the threaded sleeve 22 and the sliding block 24, the ends of the two top rods 19 are connected with the bottom of the lifting seat 5, and the top rods 19 on both sides pass through the adjusting seat one 16 and the adjusting seat two 17 respectively.

[0043] In this embodiment, the rotation of the lead screw 21 is driven by the operation of the motor 20, and in turn drives the external threaded sleeve 22 to move longitudinally and linearly, so that the slider 24 slides outside the slide rod 23, and the four jacks 19 drive the upper lifting seat 5 to move longitudinally and linearly.

[0044] Working principle: when the utility model is used, the integrated pipeline is split into main guide pipe 1 and extension inner pipe 2, the extension inner pipe 2 can be driven by the adjusting assembly to move longitudinally, a No. Flange 6 is arranged at the front end of the main guide pipe 1, and a No. Flange 11 is arranged at the front end of the extension inner pipe 2, and in turn changes during the longitudinal movement of the extension inner pipe 2, and in the installation process, the distance between the two flanges is consistent with the distance between the upper and lower lead pipes of the steam pocket, so that the boiler of various sizes can be adapted, the use flexibility is improved, the extension inner pipe 2 is integrally connected with the plug block 12 outside, and the plug slot 14 is formed in the middle of the lifting seat 5, the plug block 12 is fitted and inserted into the plug slot 14, when the screw hole 13 hole position is aligned, the plug block 12 and the lifting seat 5 are quickly fixed by rotating the two threaded rods 15 connected to the screw hole 13, when the pipeline needs to be cleaned and replaced subsequently, the extension inner pipe 2 can be directly taken out, and the whole pipeline does not need to be replaced.

[0045] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A boiler water level monitoring apparatus comprising: The mounting seat (4) and the lifting seat (5) are characterized in that a through hole (18) is formed in the middle of the mounting seat (4), a main conduit (1) is fixed in the through hole (18), a first flange (6) is arranged at the front end of the main conduit (1), an extension inner tube (2) is movably arranged in the main conduit (1), a second flange (11) is arranged at the front end of the extension inner tube (2), an adjusting assembly is arranged above the mounting seat (4) and includes four top rods (19) moving in a straight line in the longitudinal direction, the ends of the four top rods (19) are fixed to the lifting seat (5), a square insertion block (12) is integrally connected to the outer side of the extension inner tube (2), the insertion block (12) is fitted and clamped into a slot (14) in the middle of the lifting seat (5), and the insertion block (12) is fixed in the slot (14) by two threaded rods (15).

2. A boiler water level monitoring device according to claim 1, characterised in that, An opening is formed in the upper part of the main conduit (1) for inserting the extension inner tube (2), a rubber sealing ring (8) is arranged at the opening of the main conduit (1), and the extension inner tube (2) is tightly connected to the inner side of the rubber sealing ring (8).

3. A boiler water level monitoring device as claimed in claim 1, wherein, A sewage outlet (7) is arranged at the lower part of the main conduit (1), and a sewage valve (3) is flange-connected to the bottom of the sewage outlet (7).

4. A boiler water level monitoring device as claimed in claim 1, wherein, A display (9) is fixedly arranged at the rear side of the main conduit (1), and a Hall sensor (10) is arranged below the display (9).

5. A boiler water level monitoring device as claimed in claim 1, wherein, Screw holes (13) are formed in the two sides of the insertion block (12) and the lifting seat (5), and the two threaded rods (15) are connected to the screw holes (13) to connect the insertion block (12) and the lifting seat (5).

6. A boiler water level monitoring device as claimed in claim 1, wherein, The adjusting assembly includes: Adjusting seat one (16) and adjusting seat two (17) are respectively arranged at the upper ends of the two sides of the mounting seat (4), and a drive motor (20) is fixedly arranged at the bottom left side of the mounting seat (4).

7. A boiler water level monitoring device according to claim 6, wherein The adjusting assembly further includes: A lead screw (21) is rotatably connected to the inside of the adjusting seat one (16), and the lead screw (21) is fixed to the output end of the drive motor (20); A threaded sleeve (22) is screw-connected to the outside of the lead screw (21); A sliding rod (23) is fixedly arranged in the inside of the adjusting seat two (17); A sliding block (24) is slidingly arranged on the outside of the sliding rod (23); And two top rods (19) are arranged above the threaded sleeve (22) and the sliding block (24), and the top rods (19) on the two sides respectively pass through the adjusting seat one (16) and the adjusting seat two (17) and are connected to the bottom of the lifting seat (5).

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