CN212565728U - Quantitative dosing device for descaling inside steam boiler - Google Patents

Abstract

The utility model provides a quantitative charge device for inside scale removal of steam boiler, including the flange, the governing valve, the outer tube, the filter tube, the edulcoration groove, bracing piece and interception stick, it installs the flange to advance the pencil right-hand member face, the terminal surface is equipped with the governing valve before the flange, the rubber packing pad right side is fixed with the outer tube, outer tube internally mounted has the filter tube, the edulcoration groove has been seted up to the terminal surface outside the filter tube, the inside bracing piece that is fixed with of filter tube, the terminal surface is equipped with the interception stick outside the bracing piece, this design has solved current quantitative charge device through increasing filter mechanism and has lacked the device that filters the unable impurity removal of medicine, lead to the medicine pump stifled unable ration medicine feeding's problem, the utility model discloses rational in infrastructure, it is smooth and.

Description

Quantitative dosing device for descaling inside steam boiler

Technical Field

The utility model relates to a quantitative charge device for steam boiler inside scale removal belongs to boiler technical field.

Background

After the boiler heats the water, part of the water is evaporated, and the calcium sulfate which is not dissolved originally is precipitated. The originally dissolved calcium bicarbonate and magnesium bicarbonate are decomposed in the heated water, carbon dioxide is discharged, and calcium carbonate and magnesium hydroxide which are difficult to dissolve are also precipitated, so that scale is formed. They are roughly classified into hard scales and soft scales according to their formation causes and their formation states. The main components of the scale are calcium carbonate and magnesium hydroxide, and the hard scale can cause the heat transfer condition of the heating surface to be worsened, thereby wasting fuel or electric power. Secondly, if the hard scale is cemented on the inner wall of the boiler, the danger of explosion or even explosion of the boiler is greatly increased due to expansion and contraction and uneven stress. Thirdly, when hard scale is cemented, a large amount of heavy metal ions are often attached, the human health is affected by the scale, gastrointestinal digestion and absorption functional disorder and constipation are easily caused, and the incidence rate of gastritis and various stones is increased.

The incrustation scale can have chemical change with sour, and the descaler mode mainly adds the medicine, and the medicine that commonly uses is usually for the chemical reagent who contains acid, uses the pump of taking out the medicine to carry out the ration and adds the medicine and guarantees that scale removal effect is good usually, nevertheless pump of taking out the medicine self does not take filtering mechanism, and tiny particles such as hair, fibre in external aquatic lead to the pump of taking out the medicine to block up easily under long-term accumulation effect, influence adds the medicine, and the problem that the aforesaid appears is solved to the ration charge device that is used for the inside scale removal of steam boiler that now urge.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quantitative charge device for steam boiler inside scale removal to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure is convenient for guarantee through filtering that it is smooth and easy to advance the pencil, thereby reaches the medicine pump ration and adds the medicine purpose.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a quantitative dosing device for descaling inside a steam boiler comprises a medicine pumping pump main body, a medicine outlet pipe, a medicine inlet pipe and a convenient filtering mechanism, the front end surface of the drug pump main body is provided with a drug outlet pipe, the left end surface of the drug pump main body is provided with a drug inlet pipe, a convenient filtering mechanism is arranged on the left side of the medicine outlet pipe and comprises a flange, a regulating valve, a rubber sealing gasket, an outer pipe, a filtering pipe, a fixing screw, an impurity removing groove, a supporting rod and an intercepting rod, a flange is arranged on the right end face of the medicine inlet pipe, an adjusting valve is arranged on the front end face of the flange, a rubber sealing gasket is adhered on the right end face of the flange, an outer tube is fixed on the right side of the rubber sealing gasket, a fixing screw is arranged on the right end face of the outer tube, a filter tube is arranged in the outer tube, impurity removing grooves are formed in the outer end face of the filter pipe, a support rod is fixed inside the filter pipe, and an intercepting rod is arranged on the outer end face of the support rod.

Further, outer tube left end face and right-hand member face all install between flange and pump main part through set screw, the filter tube left end face passes through welded fastening at the flange right-hand member face, the filter tube right-hand member face passes through set screw and installs at pump main part left end face.

Furthermore, the flanges are provided with two groups, and a connecting pipe is arranged between the two groups of flanges.

Furthermore, two sets of flanges are fixed through an upper set of bolts and a lower set of bolts.

Furthermore, four groups of impurity removing grooves are arranged and are symmetrically distributed on the upper side and the lower side of the filter pipe.

Further, the interception bars are provided with a plurality of groups, and barbs are arranged on the outer end face of each group of interception bars.

The utility model has the advantages that: the utility model discloses a quantitative charge device for inside scale removal of steam boiler, because of the utility model discloses added flange, governing valve, rubber packing pad, outer tube, filter tube, fixed screw, edulcoration groove, bracing piece and interception stick, this design has solved current quantitative charge device through increasing filter mechanism and has lacked the device that filters the unable edulcoration of medicine, leads to taking out the problem that the medicine pump is blocked up unable ration and send the medicine, has improved the utility model discloses a stability that the medicine was sent to the ration.

Because the left end face and the right end face of the outer pipe are both arranged between the flange and the medicine pumping pump main body through the fixing screws, the left end face of the filter pipe is fixed on the right end face of the flange through welding, the right end face of the filter pipe is arranged on the left end face of the medicine pumping pump main body through the fixing screws, the design realizes that the medicine water is filtered through the filter pipe while the medicine water is prevented from leaking through the outer pipe, the outer pipe can be quickly arranged or taken down through the fixing screws, thereby cleaning the filter pipe, the impurity removing grooves are provided with four groups, and the four groups of impurity removing grooves are symmetrically distributed on the upper side and the lower side of the filter pipe, the design is favorable for manually dredging the interior of the filter pipe through the impurity removing grooves to ensure that the medicine water can pass, the interception rods are provided with a plurality of groups, and the outer end face of each group of the interception rod is provided, the medicine inlet pipe is convenient to be ensured to be smooth through filtering, thereby achieving the quantitative medicine adding purpose of the medicine pump.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a quantitative chemical feeding device for descaling inside a steam boiler according to the present invention;

FIG. 2 is a front sectional view of a convenient filtering mechanism in a quantitative dosing device for descaling inside a steam boiler according to the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;

in the figure: 1-a medicine pump main body, 2-a medicine outlet pipe, 3-a medicine inlet pipe, 4-a convenient filtering mechanism, 41-a flange, 42-a regulating valve, 43-a rubber sealing gasket, 44-an outer pipe, 45-a filtering pipe, 46-a fixing screw, 47-an impurity removing groove, 48-a supporting rod, 49-an intercepting rod, 411-a bolt and 421-a connecting pipe.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a ration charge device for inside scale removal of steam boiler, includes medicine pump main part 1, goes out pencil 2, advances pencil 3 and the filter mechanism 4 of being convenient for, and the terminal surface is equipped with out pencil 2 before medicine pump main part 1, and 1 left end face of medicine pump main part is equipped with into pencil 3, goes out pencil 2 left side and is equipped with the filter mechanism 4 of being convenient for.

It includes flange 41 to be convenient for filtering mechanism 4, governing valve 42, rubber seal 43, outer tube 44, filter tube 45, fixed screw 46, edulcoration groove 47, bracing piece 48 and interception stick 49, it installs flange 41 to advance 3 right-hand members of pencil, flange 41 preceding terminal surface is equipped with governing valve 42, flange 41 right-hand member face is pasted rubber seal 43, rubber seal 43 right side is fixed with outer tube 44, outer tube 44 right-hand member face is equipped with fixed screw 46, outer tube 44 internally mounted has filter tube 45, edulcoration groove 47 has been seted up to the outer terminal surface of filter tube 45, filter tube 45 internally fixed has bracing piece 48, the outer terminal surface of bracing piece 48 is equipped with interception stick 49, this design has solved current quantitative medicine device through increasing filter mechanism and has lacked the device that filters the medicine can't detach impurity, lead to the problem that the pump of drawing medicine is.

Outer tube 44 left end face and right-hand member face all install between flange 41 and medicine pump main part 1 through fixed screw 46, 45 left end faces of filter tube pass through welded fastening at 41 right-hand member faces of flange, 45 right-hand member faces of filter tube pass through fixed screw and install at 1 left end face of medicine pump main part, this design has realized filtering liquid medicine through filter tube 45 and outer tube 44 prevents that liquid medicine from leaking simultaneously, can install fast or take off outer tube 44 through fixed screw 46, thereby clear up filter tube 45, flange 41 is equipped with two sets ofly, and be equipped with connecting pipe 421 between two sets of flanges 41, this design is favorable to carrying out the descaling in sending into out medicine pipe 2 entering filtration with liquid medicine through medicine pump main part 1 through flange 41.

It is fixed through upper and lower two sets of bolts 411 between two sets of flanges 41, this design has guaranteed that liquid medicine can be stable enter into medicine pump main part 1 inside through advancing pencil 3, prevent the weeping, edulcoration groove 47 is equipped with four groups, symmetric distribution is both sides about filter tube 45, this design is favorable to going on artifical mediation through edulcoration groove 47 to filter tube 45 inside and guarantees that liquid medicine can pass through, interception stick 49 is equipped with the multiunit, and the outer terminal surface of every group interception stick 49 all is equipped with the barb, this design is favorable to getting off the interception of tiny hair or fibre etc. of volume, prevent to pile up for a long time and cause filter tube 45 to block up.

As an embodiment of the present invention: the working personnel firstly put the medicine inlet pipe 3 into a container for containing liquid medicine outside, put the medicine outlet pipe 2 into an outside boiler, switch on the power supply at any time, the liquid medicine enters the medicine inlet pipe 3 under the action of the medicine pump main body 1, then enters the filter pipe 45 through the flange 41 and the regulating valve 42, the two groups of symmetrically arranged bolts 411 ensure the stability of the flange 41, the rubber gasket 43 adhered at the interface ensures the sealing performance of the whole equipment to prevent leakage, the liquid medicine entering the filter pipe 45 flows through the support rod 48, impurities possibly existing in the liquid medicine with small volume, such as hair or fibers and the like are intercepted by the barbs on the intercepting rod 49 at the outer end surface of the support rod 48 to prevent the filter pipe 45 from being blocked up for a long time in the filter pipe 45, the smooth flow of the liquid medicine is ensured, then the liquid medicine enters the outside boiler through the medicine pump main body 1 and the medicine outlet pipe 2 to descale, and is used for a period, certain impurities can be accumulated on the intercepting rod 49 in the filtering pipe 45 and need to be cleaned in time, a worker needs to take down the fixing screws 46 at the left end and the right end of the outer pipe 44 from the right end face of the flange 41 and the left end face of the medicine pumping pump main body 1, then takes down the fixing screws 46 at the right end face of the filtering pipe 45, and then takes out the outer pipe 44 from the right side of the filtering pipe 45, so that external sharp strips can extend into the impurity removing groove 47 to clean and dredge the inside of the filtering pipe 45 and the outer side of the intercepting rod 49, after cleaning is completed, the worker twists back the fixing screws 46 at the right end face of the filtering pipe 45, then sleeves the outer pipe 44 back to the outside of the filtering pipe 45, and then twists back the fixing screws 46 at the left end and the right end of the outer pipe 44, the integral sealing performance of the.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a quantitative charge device for inside scale removal of steam boiler, includes the medicine pump main part, goes out the pencil, advances the pencil and be convenient for filtering mechanism, its characterized in that: the front end surface of the medicine pumping pump main body is provided with a medicine outlet pipe, the left end surface of the medicine pumping pump main body is provided with a medicine inlet pipe, and the left side of the medicine outlet pipe is provided with a convenient filtering mechanism;

convenient to filter mechanism includes flange, governing valve, rubber packing pad, outer tube, filter tube, fixed screw, edulcoration groove, bracing piece and interception stick, it installs the flange to advance medicine pipe right-hand member face, the terminal surface is equipped with the governing valve before the flange, the rubber packing pad has been pasted to flange right-hand member face, the rubber packing pad right side is fixed with the outer tube, outer tube right-hand member face is equipped with the fixed screw, outer tube internally mounted has the filter tube, the edulcoration groove has been seted up to the outer terminal surface of filter tube, the inside bracing piece that is fixed with of filter tube, the outer terminal surface of bracing piece is equipped with the.

2. The quantitative dosing device for descaling the interior of a steam boiler according to claim 1, wherein: outer tube left end face and right-hand member face all install between flange and pump main part through set screw, the filter tube left end face passes through welded fastening at the flange right-hand member face, the filter tube right-hand member face passes through set screw and installs at pump main part left end face.

3. The quantitative dosing device for descaling the interior of a steam boiler according to claim 1, wherein: the flanges are provided with two groups, and a connecting pipe is arranged between the two groups of flanges.

4. The quantitative dosing device for descaling the interior of a steam boiler according to claim 3, wherein: and the two groups of flanges are fixed by an upper group of bolts and a lower group of bolts.

5. The quantitative dosing device for descaling the interior of a steam boiler according to claim 1, wherein: the impurity removing grooves are provided with four groups, and the four groups of impurity removing grooves are symmetrically distributed on the upper side and the lower side of the filter pipe.

6. The quantitative dosing device for descaling the interior of a steam boiler according to claim 1, wherein: the interception stick is equipped with the multiunit, and every group interception stick outer terminal surface all is equipped with the barb.

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