CN219532147U - Steam flow metering device for boiler - Google Patents

Abstract

The utility model relates to the technical field of steam flow metering devices for boilers, which comprises a metering device, wherein a steam inlet pipe is fixed on the outer surface of the metering device, a connecting piece is fixed at one end of the steam inlet pipe far away from the metering device, a fixing groove is formed in the top end of the inner wall of the connecting piece, a first spring is fixed on the inner wall of the fixing groove, a connecting rod is fixed at the bottom end of the first spring, a fixing plate is fixed at the bottom end of the connecting rod, a second spring is fixed on the inner wall of the connecting piece, an arc-shaped sealing plate is fixed at one end of the second spring far away from the inner wall of the connecting piece, the metering device can be effectively and fixedly installed on the boiler through the design of the first spring, the connecting rod, the fixing plate and the fixing rod, the metering device can be quickly installed and detached through the connecting piece, the whole operation is very simple, the inspection and replacement of the metering device are convenient for workers, and the detachment time of the metering device is greatly reduced for workers.

Description

Steam flow metering device for boiler

Technical Field

The utility model relates to the technical field of steam flow metering devices for boilers, in particular to a steam flow metering device for a boiler.

Background

The steam flowmeter is a special instrument for measuring the accumulated mass flow of steam, and has two structural forms of mechanical type and intelligent type; the quality of all steam flowing through the meter can be accurately read through the indicator dial plate or the liquid crystal display screen for on-site display, and pulse signals can be output, and meanwhile, the device has the functions of manual pressure compensation or automatic temperature compensation. The flowmeter has the advantages of simple structure, moderate price, wide measurement range and wide application in fields requiring steam flowmeters, such as petroleum, chemical industry, textile, heat supply and the like.

According to a disclosed steam flow metering device, including a pipeline, pipeline entry dress entry flange, be equipped with temperature transmitter and pressure transmitter on the pipeline behind the entry flange in proper order, the pipeline be horizontal pipeline, connect venturi behind pressure transmitter on the horizontal pipeline, a monoenergetic gamma sensor is established to venturi's entry upper reaches or throat, venturi facial make-up differential pressure transmitter for the differential pressure value that real-time measurement fluid flow venturi produced, be the pipeline export behind the venturi (publication: CN 202471152U), the steam flow metering device in above-mentioned application need be connected through flange when installing the boiler, but flange is comparatively loaded down with trivial details in the in-process of dismantling is followed in the installation, needs a large amount of operating time.

Disclosure of Invention

The utility model aims to provide a steam flow metering device for a boiler, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steam flow metering device for boiler, includes metering device, metering device's surface mounting has into the vapour pipe, the one end that metering device was kept away from to the vapour pipe is fixed with the connecting piece, the fixed slot has been seted up on the inner wall top of connecting piece, the inner wall of fixed slot is fixed with first spring, the bottom mounting of first spring has the connecting rod, the bottom mounting of connecting rod has the fixed plate, the inner wall of connecting piece is fixed with the second spring, the one end that the connecting piece inner wall was kept away from to the second spring is fixed with the arc closing plate.

Preferably, the number of the fixing grooves is two, and the two fixing grooves are respectively positioned at the upper end and the lower end of the inside of the connecting piece.

Preferably, the two second springs are all arranged at the left side and the right side of the inside of the connecting piece.

Preferably, a first rack is fixed on the outer surface of the fixing plate, and a gear is meshed with the outer surface of the first rack.

Preferably, the outer surface of the gear is meshed with a second rack, and a fixing rod is fixed on the outer surface of the second rack.

Preferably, the material of the arc-shaped sealing plate is a rubber material with a rough outer surface and capable of being deformed to a certain extent.

Compared with the prior art, the utility model provides a steam flow metering device for a boiler, which has the following beneficial effects:

1. this steam flow metering device for boiler can effectually install metering device fixed mounting on the boiler through first spring, connecting rod, fixed plate, with the design of dead lever, and can be quick install with dismantling metering device through the connecting piece, and whole operation is very simple be convenient for the staff inspect it with change, greatly reduced the staff to metering device's dismantlement time.

2. This steam flow metering device for boiler can be inseparable to the connecting piece with being connected between the boiler through the design of second spring, arc closing plate and fixed plate to ensure not to have steam to leak, improve metering device's accuracy.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional appearance structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a connector according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model.

In the figure: 1. a metering device; 2. a steam inlet pipe; 3. a connecting piece; 4. a fixing groove; 5. a first spring; 6. a connecting rod; 7. a fixing plate; 8. a fixed rod; 9. a second spring; 10. an arc-shaped sealing plate; 11. a first rack; 12. a gear; 13. and a second rack.

Detailed Description

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a steam flow metering device for boiler, including metering device 1, metering device 1's surface is fixed with into vapour pipe 2, go into vapour pipe 2 and keep away from metering device 1's one end fixedly connected with connecting piece 3, connecting piece 3 can be with metering device 1 with boiler connection fixed, fixed slot 4 has been seted up on connecting piece 3's inner wall top, fixed slot 4 is two altogether, and two fixed slots 4 are located the inside upper and lower both ends of connecting piece 3 respectively, fixed slot 4's inner wall is fixed with first spring 5, first spring 5's bottom is fixed with connecting rod 6, connecting rod 6's bottom is fixed with fixed plate 7, fixed plate 7 extrudees first spring 5 can drive first rack 11 and remove, fixed plate 7's surface is fixed with first rack 11, first rack 11's surface meshing has gear 12, first rack 11 removes can drive gear 12 and rotates, the outer surface of the gear 12 is meshed with a second rack 13, the gear 12 rotates to drive the second rack 13 to move, the outer surface of the second rack 13 is fixedly provided with a fixed rod 8, the second rack 13 moves to drive the fixed rod 8 to move, the metering device 1 can be effectively fixed on a boiler through the design of the first spring 5, the connecting rod 6, the fixed plate 7 and the fixed rod 8, the metering device 1 can be quickly installed and detached through the connecting piece 3, the whole operation is very simple, the inspection and replacement of the metering device are convenient for a worker, the detachment time of the worker on the metering device is greatly reduced, the inner wall of the connecting piece 3 is fixedly provided with two second springs 9, the two second springs 9 are respectively positioned at the left side and the right side of the inner wall of the connecting piece 3, one end of the second spring 9 away from the inner wall of the connecting piece 3 is fixedly provided with an arc-shaped sealing plate 10, the arc-shaped sealing plate 10 can seal the gap between the connecting piece 3 and the boiler, and the connecting piece 3 and the boiler can be tightly connected through the design of the second spring 9, the arc-shaped sealing plate 10 and the fixing plate 7, so that steam leakage is avoided, the accuracy of the metering device 1 is improved, and the arc-shaped sealing plate 10 is made of rubber with a rough outer surface and capable of deforming to a certain extent.

During use, the air outlet of the boiler is extruded with the connecting piece 3 of the metering device 1, then the fixing plate 7 is inserted, the fixing plate 7 extrudes the first spring 5 through the connecting rod 6, the first rack 11 is driven to move through the gear 12, the second rack 13 is driven to move through the gear 12, the air outlet of the boiler is fixed, and the arc-shaped sealing plate 10 extrudes the second spring 9 and seals the boiler in a fitting mode.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. Steam flow metering device for boiler, including metering device (1), its characterized in that: the utility model discloses a metering device, including metering device, connecting piece, fixed slot, connecting plate, arc sealing plate, connecting rod (6), connecting plate (7) are fixed to the surface mounting of metering device (1), one end that metering device (1) was kept away from to vapor inlet pipe (2) is fixed with connecting piece (3), fixed slot (4) have been seted up on the inner wall top of connecting piece (3), the inner wall of fixed slot (4) is fixed with first spring (5), the bottom mounting of first spring (5) has connecting rod (6), the bottom mounting of connecting rod (6) has fixed plate (7), the inner wall of connecting piece (3) is fixed with second spring (9), the one end that connecting piece (3) inner wall was kept away from to second spring (9) is fixed with arc sealing plate (10).

2. A steam flow metering apparatus for a boiler as set forth in claim 1, wherein: the number of the fixing grooves (4) is two, and the two fixing grooves (4) are respectively positioned at the upper end and the lower end of the inside of the connecting piece (3).

3. A steam flow metering apparatus for a boiler as set forth in claim 1, wherein: the two second springs (9) are arranged in total, and the two second springs (9) are respectively positioned at the left side and the right side of the inside of the connecting piece (3).

4. A steam flow metering apparatus for a boiler as set forth in claim 1, wherein: the outer surface of the fixed plate (7) is fixedly provided with a first rack (11), and the outer surface of the first rack (11) is meshed with a gear (12).

5. The steam flow metering apparatus for a boiler as set forth in claim 4, wherein: the outer surface of the gear (12) is meshed with a second rack (13), and a fixing rod (8) is fixed on the outer surface of the second rack (13).

6. A steam flow metering apparatus for a boiler as set forth in claim 1, wherein: the arc-shaped sealing plate (10) is made of rubber with a rough outer surface and capable of deforming to a certain extent.