CN220392610U

CN220392610U - Filterable bin pump

Info

Publication number: CN220392610U
Application number: CN202321891883.0U
Authority: CN
Inventors: 赵国富; 林跃辉; 张桐敬; 丁云广; 徐磊
Original assignee: Yantai Power Plant Huaneng Shandong Generating Co ltd
Current assignee: Yantai Power Plant Huaneng Shandong Generating Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-26
Anticipated expiration: 2033-07-18
Also published as: JP3245116U

Abstract

The utility model discloses a filterable bin pump which comprises a pump body, wherein one side of the top of the pump body is fixedly connected with an exhaust pipe, the other side of the pump body is fixedly connected with a discharge pipe, the exhaust pipe is provided with an exhaust valve, the discharge pipe is provided with a discharge valve, the top of the pump body is provided with a feed inlet, the feed inlet is provided with a feed valve, the pump body is provided with a fluidization disc, the fluidization disc is arranged on the inner side of the pump body and is close to the bottom of the pump body, the pump body is provided with a support, a filtering mechanism comprises a filter screen and a baffle, the filter screen comprises a first filter screen and a second filter screen, the filter screen is provided with an inclined angle and is fixed under the feed inlet, the baffle is fixedly connected on the inner side of the pump body and is fixedly connected on two sides of the filter screen respectively, the air inlet pipes are respectively provided with an air inlet valve, the air inlet pipe comprises a main pipe, a first air inlet pipe and a second air inlet pipe, the first air inlet pipe is connected with the main pipe through a tee joint, the second air inlet pipe is connected to the upper side of the fluidization disc, the second air inlet pipe is connected to the bottom of the pump body, the guide mechanism is fixedly connected on the inner side of the discharge pipe, and comprises a guide box and a plurality of arc guide blades.

Description

Filterable bin pump

Technical Field

The utility model relates to the technical field of filtering of a bin pump, in particular to a filterable bin pump.

Background

During the operation of the large boiler, the ash generated by burning the fire coal in the hearth is discharged from the air preheater through the tail vertical shaft, passes through the bag-type dust remover, and is subjected to pulse blowing through the filter bag in the bag-type dust remover, dry ash components in the ash are filtered and removed, the flue gas reaching the standard is sent to a downstream desulfurization device, the filtered and removed dry ash enters an ash bucket, and then enters the bin pump through the pulse control of the bin pump pneumatic feed valve.

Some sundries, such as parts of an electric dust removing machine part, are frequently hung in a bin pump of the boiler dust removing and conveying system from an inlet. Small impurities can be blown to an ash warehouse through an ash conveying pipeline by compressed air, so that abrasion of the ash conveying pipeline is accelerated, the ash conveying pipeline is sometimes blocked at parts with serious abrasion such as a bent head of the ash conveying pipeline, an ash conveying system is stopped, and the maintenance is difficult because the ash conveying pipeline is too long, and specific blocked parts cannot be judged; the dust in the bin pump can not be normally conveyed due to large sundries, so that the dust removing system is stopped, the dust in the bin pump is required to be cleaned before the large sundries are cleaned, the workload is greatly increased, and the environment is polluted.

Because the original design can filter the simple structure of the storehouse pump and lag, there is very big maintenance limitation, can't be through the conventional equipment maintenance, solve the trouble phenomenon that can filter the storehouse pump and be damaged thoroughly. Therefore, the equipment structure and performance level must be improved through technical transformation, so that the problem of damage and failure of a bin pump pipeline is solved, and the stable operation of the ash conveying system can be ensured.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and aims to design a filterable bin pump with a relatively simple and detachable structure, which can achieve the effects of collecting sundries and preventing blockage of a protection pipeline.

In order to achieve the above purpose, the utility model provides a filterable bin pump, which comprises a pump body, wherein one side of the top of the pump body is fixedly connected with an exhaust pipe, the other side of the top of the pump body is fixedly connected with a discharge pipe, the exhaust pipe is provided with an exhaust valve, the discharge pipe is provided with a discharge valve, the top of the pump body is provided with a feed inlet, the feed inlet is provided with a feed valve, the pump body is provided with a fluidization disc, the fluidization disc is arranged on the inner side of the pump body and is close to the bottom of the pump body, and the bottom of the pump body is provided with a support.

Further, the first air inlet pipe is connected into the pump body, and the first air inlet pipe points to the filter screen.

Further, limit sliding blocks are arranged on two sides of the filter screen, limit grooves are formed in the baffle plates, and the limit sliding blocks are embedded in the limit grooves.

Further, the one end of first filter screen and second filter screen all is equipped with the fixed plate, the fixed plate through a plurality of first bolts with the pump body is fixed, first filter screen and second filter screen other end are equipped with the breach that is used for passing through the discharging pipe.

Further, the side part of the pump body is provided with a flange observation port for observing sundries accumulation conditions of the filtering mechanism, the flange observation port is provided with a top cover, the middle part of the top cover is provided with a glass observation window, and the top cover is fixedly connected with the flange observation port through a second bolt.

Further, the guide box is arranged at a position close to the turning of the discharging pipe, and the arc guide vanes are vertically arranged inside the guide box.

The utility model discloses a filterable bin pump, which has the following advantages relative to the filtering operation of the bin pump:

1. the utility model is provided with the inspection port, and the inspection port can be opened periodically to clean sundries on the filter screen, so that the cutting operation of the ash removing pipeline is not needed, and the time and the labor are saved.

2. The filter screen is detachably connected through the limiting groove, so that the filter screen is convenient to install in use, and can be independently detached when the filter screen is cleaned.

3. According to the utility model, the filter screen is provided with the inclination angle, so that sundries can slide to the side with the lower side of the filter screen due to gravity conveniently, and the sundries can be cleaned conveniently.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a cross-sectional view of the overall construction of a filterable cartridge pump;

FIG. 2 is a top view of a filter screen structure of a filterable cartridge pump;

FIG. 3 is a cross-sectional view of a flow guiding box structure of a filterable cartridge pump

Fig. 4 is a front view of a flange viewing port of a filterable cartridge pump.

Reference numerals

1. A pump body; 2. a support; 3. an exhaust pipe; 4. an exhaust valve; 5. a feed inlet; 6. a feed valve; 7. a fluidization plate; 8. an air inlet pipe; 81. a main pipe; 82. a first air inlet pipe; 83. a second air inlet pipe; 9. an intake valve; 10. a tee joint; 11. a filtering mechanism; 12. a flange observation port; 121. a top cover; 122. a glass viewing window; 13. a filter screen; 131. a first filter screen; 132. a second filter screen; 14. a baffle; 15. a diversion box; 16. an arc-shaped guide vane; 17. a discharge pipe; 18. a discharge valve; 19. a first bolt; 20. and a second bolt.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

The technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings and specific embodiments, it being understood that the preferred embodiments described herein are for illustrating and explaining the present utility model only and are not to be construed as limiting the scope of the present utility model, and that some insubstantial modifications and adaptations can be made by those skilled in the art in light of the following disclosure. In the present utility model, unless explicitly specified and defined otherwise, technical terms used in the present application should be construed in a general sense as understood by those skilled in the art to which the present utility model pertains. The terms "connected," "fixedly," "disposed" and the like are to be construed broadly and may be fixedly connected, detachably connected or integrally formed; can be directly connected or indirectly connected through an intermediate medium; either mechanically or electrically. Unless explicitly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. Unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact through an intervening medium. Moreover, a first feature being "above" or "over" or "upper" a second feature may be a first feature being directly above or diagonally above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under" or "beneath" or "under" the second feature may be the first feature being directly under or obliquely under the second feature, or simply indicating that the first feature is level less than the second feature. Relational terms such as first, second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Examples:

the utility model aims to provide a filterable bin pump.

The utility model discloses a filterable bin pump which comprises a pump body 1, wherein one side of the top of the pump body 1 is fixedly connected with an exhaust pipe 3, the other side of the top of the pump body 1 is fixedly connected with a discharge pipe 17, the exhaust pipe 3 is provided with an exhaust valve 4, the discharge pipe 17 is provided with a discharge valve 18, the top of the pump body 1 is provided with a feed inlet 5, the feed inlet 5 is provided with a feed valve 6, the pump body 1 is provided with a fluidization disc 7, the fluidization disc 7 is arranged on the inner side of the pump body 1 and is close to the bottom of the pump body 1, and the bottom of the pump body 1 is provided with a support 2.

The filter mechanism 11, the filter mechanism 11 includes filter screen 13 and baffle 14, and filter screen 13 includes first filter screen 131 and second filter screen 132, and filter screen 13 is equipped with inclination and is fixed in under the feed inlet 5, and baffle 14 is equipped with a pair of, baffle 14 rigid coupling in the pump body 1 inboard and respectively rigid coupling in filter screen 13 both sides, filter screen 13 and baffle 14 inclination are unanimous, and inclination's existence makes things convenient for debris to slide to filter screen one side because of gravity reason.

The filter screen 13 both sides are equipped with spacing slider, and baffle 14 is equipped with the spacing groove, and spacing slider inlays in the spacing groove, and the one end of first filter screen 131 and second filter screen 132 all is equipped with the fixed plate, and the fixed plate is fixed with the pump body 1 through a plurality of first bolts 19, and fixed plate and pump body 1 contact position all are equipped with the rubber pad to reach sealed effect, satisfy pump body 1 pressure setting. The other ends of the first filter screen 131 and the second filter screen 132 are provided with notches for passing through the tapping pipe 17.

The intake pipe is equipped with admission valve 9 respectively, and the intake pipe includes being responsible for, first intake pipe 81 and second intake pipe 82, and first intake pipe 81 and second intake pipe 82 are connected through tee bend 10 with being responsible for, and first intake pipe 81 connects in fluidization dish 7 upside from pump body 1 side, and first intake pipe 81 inserts in the pump body 1, and first intake pipe 81 is directional filter screen 13, and second intake pipe 82 inserts pump body 1 bottom, also can open first intake pipe 81 alone when filter screen 13 is unclean like this and clean filter screen 13 certain.

The side of the pump body 1 is provided with a flange observation port 12 for observing the sundries accumulation condition of the filtering mechanism, the flange observation port 12 is provided with a top cover 121, the middle part of the top cover 121 is provided with a glass observation window 122, and the top cover 121 is fixedly connected with the flange observation port 12 through a second bolt 20. The presence of the flange viewing port 12 may facilitate periodic opening by a worker for inspection or cleaning.

The guide mechanism, guide box 15 is semicircle tube-shape, guide mechanism rigid coupling in discharging pipe 17 inboard, guide mechanism includes guide box 15 and a plurality of arc guide vane 16, and guide box 15 sets up in the position that is close to the corner of discharging pipe 17, and a plurality of arc guide vane 16 are vertical to be put inside guide box 15, and guide box 15 carries out the effect of a water conservancy diversion to gas, prevents that the powder from producing in pipeline kink and detaining, also reduces the wearing and tearing to kink.

One specific application of this embodiment is:

in the utility model, the baffle 14 is fixedly connected to the inner side of the bin pump, the first filter screen 131 and the second filter screen 132 are embedded into the limit groove of the baffle 14 to screw bolts when the bin pump is used, the equipment can be operated after the top cover 121 of the inspection port is fixed, the top cover 121 of the flange observation port 12 is opened after the bin pump is used for a period of time, sundries on the filter screen are cleaned, and the bin pump can work again after the cleaning is finished.

The application discloses filterable storehouse pump, on the relative storehouse pump filtration work, have following advantage:

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. The utility model provides a filterable storehouse pump, includes, the pump body, pump body top one side rigid coupling has the blast pipe, and the opposite side rigid coupling has the discharging pipe, the blast pipe is equipped with discharge valve, the discharging pipe is equipped with the bleeder valve, pump body top is equipped with the feed inlet, the feed inlet is equipped with the feed valve, the pump body is furnished with the fluidization dish, the fluidization dish set up in the pump body is inboard, and is close to pump body bottom, pump body bottom is equipped with the support, a serial communication port, includes:

the filter mechanism comprises a filter screen and a baffle, the filter screen comprises a first filter screen and a second filter screen, the filter screen is provided with an inclination angle and is fixed under the feed inlet, the baffle is provided with a pair of baffle plates, and the baffle plates are fixedly connected to the inner side of the pump body and are respectively fixedly connected to two sides of the filter screen;

the air inlet pipe is respectively provided with an air inlet valve, and comprises a main pipe, a first air inlet pipe and a second air inlet pipe, wherein the first air inlet pipe and the second air inlet pipe are connected with the main pipe through a tee joint, the first air inlet pipe is connected to the upper side of the fluidization disc, and the second air inlet pipe is connected to the bottom of the pump body;

the guide mechanism is fixedly connected to the inner side of the discharging pipe and comprises a guide box and a plurality of arc guide vanes.

2. The filterable cartridge pump of claim 1 wherein: the first air inlet pipe is connected into the pump body, and the first air inlet pipe points to the filter screen.

3. A filterable cartridge pump according to claim 2, wherein: limiting sliding blocks are arranged on two sides of the filter screen, limiting grooves are formed in the baffle plates, and the limiting sliding blocks are embedded in the limiting grooves.

4. A filterable cartridge pump according to claim 3 wherein: the one end of first filter screen and second filter screen all is equipped with the fixed plate, the fixed plate through a plurality of first bolts with the pump body is fixed, first filter screen and second filter screen other end are equipped with the breach that is used for passing through the discharging pipe.

5. The filterable cartridge pump of claim 4, wherein: the pump body lateral part is equipped with the flange viewing aperture and is used for observing the filter mechanism debris condition of piling up, the flange viewing aperture is equipped with the top cap, the top cap middle part is provided with glass observation window, the top cap pass through the second bolt with flange viewing aperture rigid coupling.

6. The filterable cartridge pump of claim 5, wherein: the guide box is arranged at a position close to the turning position of the discharging pipe, and the arc guide vanes are vertically arranged inside the guide box.