CN221139500U - Controllable device of polycarboxylate water reducing agent discharge volume - Google Patents

Abstract

The utility model belongs to the technical field of polycarboxylate water reducers, and particularly relates to a discharge amount controllable device of a polycarboxylate water reducer, which comprises a transfer box, wherein the top end of the transfer box is fixedly connected with an upper cover, a feeding pipe is fixedly connected on the upper cover, the circumferential side wall of the transfer box is fixedly connected with a discharge pipe at the lower part, and one end of the discharge pipe is fixedly connected with a centrifugal pump through a bolt; through setting up heating stirring subassembly, utilize heating assembly to heat the polycarboxylate water reducing agent who deposits the case inner chamber for the polycarboxylate water reducing agent who deposits the case inner chamber can not take place the phenomenon of condensing, through setting up supplementary material subassembly, operating personnel accessible adds all kinds of required additives to supplementary material subassembly in, makes polycarboxylate water reducing agent's result of use better.

Description

Controllable device of polycarboxylate water reducing agent discharge volume

Technical Field

The utility model belongs to the technical field of polycarboxylate water reducers, and particularly relates to a discharge amount controllable device of a polycarboxylate water reducer.

Background

The polycarboxylate water reducer is a high-performance water reducer, is a cement dispersant used in cement concrete application, and is widely applied to projects such as highways, bridges, dams, tunnels, high-rise buildings and the like. After the preparation of the polycarboxylate water reducer in the reaction kettle is completed, the polycarboxylate water reducer enters a mother liquor storage tank through a discharge port, and then other components are added subsequently for compounding to form a final finished product. Usually, a small amount of defoaming component, retarding component, air entraining component, viscosity modifying component and the like are added in the compounding process so as to meet different technical performance requirements of concrete. The polycarboxylate water reducer needs corresponding discharging equipment when being conveyed to the outside after being produced.

For example, chinese patent with publication number CN214453688U discloses an adjustable polycarboxylate water reducer discharging device, which comprises a storage tank, the discharging pipe is installed to the bottom of storage tank, rotate on the inner wall of one side of discharging pipe and install the dwang, the one end of dwang extends to the outside of discharging pipe, fixed mounting has the baffle on the dwang, and baffle and discharging pipe looks adaptation, one side fixed mounting of discharging pipe has the external gear, first hole has been seted up on the dwang, sliding mounting has the arm-tie in the first hole, one side fixed mounting of arm-tie has the internal gear, and the internal gear meshes with the external gear, the opposite side fixed mounting of arm-tie has the one end of fixed spring, the other end fixed mounting of fixed spring is on the inner wall of first hole, the second hole has been seted up on the inner wall of one side of first hole. The utility model has reasonable design, is convenient for rotating the baffle, and can adjust the opening of the discharging pipe, thereby being convenient for adjusting the discharging flow of the discharging pipe.

This patent suffers from several drawbacks in use, such as: the baffle through rotating the installation at the discharge gate changes the flow rate that can hold polycarboxylate water reducing agent and pass through in the discharging pipe in this patent, but in actual production application, the unable accurate control polycarboxylate water reducing agent's of device discharge volume, only rely on operating personnel's experience to regulate and control, often produce the deviation when regulating and control polycarboxylate water reducing agent discharge volume, and polycarboxylate water reducing agent often cooperates some auxiliary material to mix and use, make the hydration of cement have corresponding characteristic, make cement result of use better, in addition, polycarboxylate water reducing agent has certain temperature requirement to the storage condition, when the temperature is too low, polycarboxylate water reducing agent can take place the coagulation phenomenon in the storage tank, influence polycarboxylate water reducing agent ejection of compact quality and ejection of compact efficiency. In view of the above, we propose a polycarboxylate water reducer discharge amount controllable device.

Disclosure of utility model

The utility model aims to provide a device capable of controlling discharge amount of a polycarboxylate water reducer, so as to solve the problems in the background art.

In view of the above, the utility model provides a device for controlling discharge amount of a polycarboxylate water reducing agent, comprising:

The automatic discharging device comprises a storage box, wherein the top end of the storage box is fixedly connected with an upper cover, a feeding pipe is fixedly connected to the upper cover, a discharging pipe is fixedly connected to the circumferential side wall of the storage box and positioned at the lower part of the storage box, one end of the discharging pipe is fixedly connected with a centrifugal pump through a bolt, a quantitative box is arranged on the circumferential side of the output port end of the centrifugal pump, a connecting pipe is fixedly connected to the outer wall of the quantitative box and positioned at the upper part of the quantitative box, the output port of the centrifugal pump is fixedly connected with the connecting pipe through a bolt, and a discharging pipe is fixedly connected to the bottom of the quantitative box;

The heating and stirring assembly is positioned in the transfer box and is used for keeping the polycarboxylate water reducer in the transfer box in an uncondensed state;

The auxiliary material adding assembly is positioned at the top of the quantitative box and is used for facilitating an operator to add quantitative additive auxiliary materials into the inner cavity of the quantitative box.

In this technical scheme, through setting up heating stirring subassembly, utilize heating subassembly to heat the polycarboxylate water-reducing agent who deposits the case inner chamber for the polycarboxylate water-reducing agent who deposits the case inner chamber can not take place the phenomenon of condensing, through setting up supplementary material subassembly, operating personnel accessible adds all kinds of required additives to supplementary material subassembly in, makes polycarboxylate water-reducing agent's result of use better.

In the above technical solution, further, the heating and stirring assembly includes:

The upper cover, the last fixed surface of upper cover installs the motor, the output shaft end of motor runs through the upper surface of upper cover and extends to the inner chamber and the coaxial coupling that transfer the case have the stirring roller, a plurality of standing grooves that are circumference equidistance and distribute have been seted up to the inner wall that transfers the case, fixed mounting has the electrical heating board in the standing groove, the opening part fixedly connected with protection shield of standing groove.

In this technical scheme, through setting up heating stirring subassembly, utilize the electrical heating board to heat polycarboxylate water-reducer, utilize the stirring roller to rotate and drive polycarboxylate water-reducer who turns to deposit the case inner chamber and flow for polycarboxylate water-reducer who turns to deposit the case inner chamber can be in the uncondensed state all the time, in order to guarantee not influence subsequent use.

In the above technical solution, further, the auxiliary material adding assembly includes:

The automatic feeding device comprises a feeding block, wherein the feeding block is fixedly arranged at an opening on the upper surface of a quantitative box, a plurality of feeding grooves are formed in the feeding block, a second glass is fixedly arranged in the feeding groove and close to the opening, a limiting rod is slidably connected to the bottom of the feeding block, a baffle corresponding to the feeding grooves is arranged in the limiting rod, the baffle is slidably matched with the limiting rod, the baffle is in plug-in matched with the corresponding feeding groove, a first spring is fixedly connected between the baffle and the inner side wall of the limiting rod, a fixed block is symmetrically fixed at the position, close to the inner side edge, of the limiting rod, a second spring is arranged in an inner cavity of the fixed block, one end of the second spring is fixedly connected with the inner wall of the fixed block, and the other end of the second spring is fixedly connected with the side wall of the feeding block.

In this technical scheme, through setting up supplementary material subassembly that adds, utilize a plurality of interpolation grooves to separate different additives, be convenient for operating personnel to add auxiliary material such as quantitative additive in the ration case inner chamber to reinforcing polycarboxylate water reducing agent's result of use, avoided traditional cement to use simultaneously, in the operation of adding auxiliary additive through the manual work, material such as additive adds loaded down with trivial details and not quantitative shortcoming.

In the above technical scheme, further, be equipped with the knob on the baffle, add the lateral wall of piece and be close to a plurality of interpolation silo openings department and all be equipped with the scale mark.

In this technical scheme, through setting up the knob, the operating personnel of being convenient for pulls the baffle, through setting up the scale mark, the operating personnel of being convenient for judges the concrete addition of each interpolation inslot additive.

In the above technical scheme, further, the through-hole has been seted up to one side of quantitative case, through-hole department fixed mounting has glass one, the lateral wall of quantitative case just is close to glass one and is equipped with the scale mark.

In this technical scheme, through setting up glass and scale mark in one side of ration case for the actual discharge volume of polycarboxylate water reducing agent of ration case inner chamber becomes the controllability, and the operating personnel of being convenient for observe the discharge volume of the specific polycarboxylate water reducing agent in the ration case.

In the above technical scheme, further, the bottom fixed mounting of discharge tube has the stopper, sliding connection has the slider in the stopper, the upper surface of slider closely pastes with discharge tube bottom side opening part.

In the technical scheme, through setting up the slider, the operating personnel of being convenient for discharges the polycarboxylate water-reducing agent of ration case inner chamber to the external world.

The beneficial effects of the utility model are as follows:

1. According to the polycarboxylate water reducer discharging amount controllable device, the quantitative box is arranged, and the first glass and the scale marks are arranged on the side wall of the quantitative box, so that the actual discharging amount of the polycarboxylate water reducer in the inner cavity of the quantitative box is controllable, and an operator can observe the specific discharging amount of the polycarboxylate water reducer in the quantitative box conveniently; through set up supplementary material subassembly that adds in the top through-hole department of ration case, utilize a plurality of interpolation grooves to separate different additives, auxiliary material such as the quantitative additive of operating personnel's addition in to ration case inner chamber to reinforcing polycarboxylate water reducing agent's result of use has avoided in traditional cement to use simultaneously, through in the manual work adds auxiliary additive operation, the shortcoming that material such as additive adds loaded down with trivial details and is not quantitative.

2. This controllable device of polycarboxylate water reducing agent ejection of compact volume utilizes the electrical heating board to heat polycarboxylate water reducing agent through setting up heating stirring subassembly, utilizes the stirring roller to rotate and drives polycarboxylate water reducing agent who turns into the case inner chamber and flow for the polycarboxylate water reducing agent who turns into the case inner chamber and can be in the uncondensed state all the time, in order to guarantee not influence subsequent use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the heating and stirring assembly of the present utility model;

FIG. 3 is a schematic view of the structure of the metering box in the present utility model;

FIG. 4 is a schematic diagram of an auxiliary feeding assembly according to the present utility model;

fig. 5 is an exploded view of the auxiliary feeding assembly according to the present utility model.

The label in the figure is:

1. A transfer box; 2. an upper cover; 3. a feeding pipe; 4. a discharge pipe; 5. a centrifugal pump; 6. a quantitative box; 7. a discharge tube; 8. a motor; 9. a stirring roller; 10. a placement groove; 11. an electric heating plate; 12. a protective plate; 13. a connecting pipe; 14. a first glass; 15. scale marks; 16. adding blocks; 17. a charging groove; 18. a second glass; 19. a limit rod; 20. a baffle; 21. a first spring; 22. a fixed block; 23. a second spring; 24. a limiting block; 25. a sliding block.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. 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 discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-5, the embodiment provides a device for controlling discharge amount of a polycarboxylate water reducer, which comprises:

The automatic quantitative discharging device comprises a transfer box 1, wherein the top end of the transfer box 1 is fixedly connected with an upper cover 2, a feeding pipe 3 is fixedly connected to the upper cover 2, a discharging pipe 4 is fixedly connected to the circumferential side wall of the transfer box 1 and positioned at the lower part, one end of the discharging pipe 4 is fixedly connected with a centrifugal pump 5 through a bolt, a quantitative box 6 is arranged on the circumferential side of an output port end of the centrifugal pump 5, a connecting pipe 13 is fixedly connected to the outer wall of the quantitative box 6 and positioned at the upper part, an output port of the centrifugal pump 5 is fixedly connected with the connecting pipe 13 through a bolt, and a discharging pipe 7 is fixedly connected to the bottom of the quantitative box 6;

The heating and stirring assembly is positioned in the transfer box 1 and is used for keeping the polycarboxylate water reducer in the transfer box 1 in an uncondensed state;

The auxiliary material adding component is positioned at the top of the quantitative box 6 and is used for facilitating an operator to add quantitative additive auxiliary materials into the inner cavity of the quantitative box 6.

The method comprises the steps that an operator injects a polycarboxylate water reducer into a transfer box 1 through a feeding pipe 3, the transfer box 1 can play a good role in storing and transferring the polycarboxylate water reducer, when a certain amount of polycarboxylate water reducer is needed, a centrifugal pump 5 is started, the polycarboxylate water reducer in the inner cavity of the transfer box 1 is pumped into a quantitative box 6 through a discharging pipe 4 and a connecting pipe 13 by the centrifugal pump 5, one side of the quantitative box 6 is provided with a first glass 14 and a scale mark 15, and therefore the operator can observe the actual discharging amount of the polycarboxylate water reducer in the quantitative box 6 conveniently; when the polycarboxylic acid water reducer in the inner cavity of the transfer box 1 is required to be ensured to be in a non-coagulated state all the time, a heating and stirring assembly is started, and the heating and stirring assembly can heat and stir the polycarboxylic acid water reducer in the inner cavity of the transfer box 1 so as to avoid coagulation of the polycarboxylic acid water reducer; when auxiliary additives such as tackifier, antifreezing agent, retarder, early strength agent and the like are required to be added so that the use effect of the polycarboxylate water reducer is better, operators can add various required additives into the auxiliary material adding component, the additives enter the quantitative box 6 and then are mixed with the polycarboxylate water reducer, and finally the additives are discharged to the outside through the discharge pipe 7.

Through setting up heating stirring subassembly, utilize heating assembly to heat the polycarboxylate water reducing agent of depositing 1 inner chamber for the polycarboxylate water reducing agent of depositing 1 inner chamber can not take place the phenomenon of condensing, through setting up supplementary material subassembly, operating personnel accessible adds all kinds of required additives to supplementary material subassembly in, makes polycarboxylate water reducing agent's result of use better.

Example 2:

The embodiment provides a controllable device of polycarboxylate water reducing agent discharge amount, except including the technical scheme of above-mentioned embodiment, still has following technical feature, and heating stirring subassembly includes:

The upper cover 2, the upper surface fixed mounting of upper cover 2 has motor 8, and motor 8's output shaft end runs through upper cover 2's upper surface and extends to the inner chamber of transfer case 1 and coaxial coupling has stirring roller 9, and the standing groove 10 that is circumference equidistance and distributes has been seted up to the inner wall of transfer case 1, and fixed mounting has electrical heating board 11 in the standing groove 10, and the opening part fixedly connected with protection shield 12 of standing groove 10.

When the polycarboxylate water reducer in the inner cavity of the transfer box 1 needs to be heated and stirred, the motor 8 and the electric heating plates 11 are started, the electric heating plates 11 work to generate heat, the temperature of the polycarboxylate water reducer in the inner cavity of the transfer box 1 close to the edge is increased, the motor 8 works, the output shaft of the motor rotates and drives the stirring roller 9 to rotate in the inner cavity of the transfer box 1, and when the stirring roller 9 rotates, the polycarboxylate water reducer in each position in the inner cavity of the transfer box 1 can flow, so that the temperature of the polycarboxylate water reducer in each position in the inner cavity of the transfer box 1 is consistent.

Through setting up heating stirring subassembly, utilize electrical heating board 11 to heat polycarboxylate water reducing agent, utilize stirring roller 9 to rotate and drive polycarboxylate water reducing agent of transfer case 1 inner chamber and flow for polycarboxylate water reducing agent of transfer case 1 inner chamber can be in the uncondensed state all the time, in order to guarantee not influence subsequent use.

Example 3:

The embodiment provides a controllable device of polycarboxylate water reducing agent discharge amount, except including the technical scheme of above-mentioned embodiment, still has following technical feature, and supplementary material subassembly that adds includes:

The adding block 16, add the trompil department of piece 16 fixed mounting at quantitative case 6 upper surface, add the piece 16 and seted up a plurality of interpolation groove 17, add in the groove 17 and be close to opening part fixed mounting and have two glasses 18, the bottom sliding connection who adds piece 16 has gag lever post 19, be equipped with in the gag lever post 19 with a plurality of baffles 20 that add the groove 17 corresponds, a plurality of baffles 20 all with gag lever post 19 sliding fit, baffle 20 and the cooperation of interpolation groove 17 grafting that corresponds, fixedly connected with spring one 21 between baffle 20 and the gag lever post 19 inside wall, gag lever post 19 is close to inboard edge symmetry and is fixed with fixed block 22, the inner chamber of fixed block 22 is equipped with spring two 23, the one end and the inner wall fixed connection of fixed block 22 of spring two 23, the other end and the lateral wall fixed connection of interpolation piece 16 of spring two 23.

When other auxiliary additives are needed to be added, an operator can pour corresponding additives such as tackifier, antifreezing agent, retarder, early strength agent and the like into each adding groove 17, the operator can observe the pouring amount of the additives in the adding grooves 17 through the second glass 18, after the additives in the adding grooves 17 are prepared, the operator can pull the corresponding baffle 20, so that the baffle 20 is not blocking the additives in the adding grooves 17, the additives fall into the quantitative box 6 under the action of gravity, and in addition, the operator can pull the limiting rod 19 outwards, so that the plurality of baffles 20 can simultaneously displace outwards, and the additives in the plurality of adding grooves 17 can simultaneously fall into the quantitative box 6.

Through setting up supplementary material subassembly, utilize a plurality of interpolation grooves 17 to separate different additives, auxiliary material such as the additive of being convenient for operating personnel to add ration in the ration case 6 inner chamber to reinforcing polycarboxylate water reducing agent's result of use has avoided traditional cement to use simultaneously, in the operation through artifical interpolation auxiliary additive, the shortcoming that material such as additive adds loaded down with trivial details and not quantitative.

Example 4:

The embodiment provides a controllable device of polycarboxylate water reducing agent discharge amount, except that including the technical scheme of above-mentioned embodiment, still has following technical characteristics, is equipped with the knob on the baffle 20, adds the lateral wall of piece 16 and is close to a plurality of interpolation groove 17 opening parts and all is equipped with scale mark 15.

Wherein an operator can pull the shutter 20 to displace outward by pulling the knob; the operator can judge the specific addition amount of the additive in each of the addition tanks 17 through the graduation marks 15.

By setting the knob, the baffle 20 is conveniently pulled by an operator, and by setting the scale marks 15, the specific addition amount of the additive in each additive tank 17 is conveniently judged by the operator.

Example 5:

The embodiment provides a controllable device of polycarboxylate water reducing agent discharge amount, except that including the technical scheme of above-mentioned embodiment, still has following technical characteristics, and the through-hole has been seted up to one side of ration case 6, and through-hole department fixed mounting has glass one 14, and the lateral wall of ration case 6 just is close to glass one 14 department and is equipped with scale mark 15.

Wherein, an operator can observe the rough addition amount of the polycarboxylate superplasticizer in the quantitative box 6 through the first glass 14, and the concrete addition amount of the polycarboxylate superplasticizer in the inner cavity of the quantitative box 6 can be obtained by combining the scale marks 15.

Through setting up glass one 14 and scale mark 15 in one side of ration case 6 for the actual discharge volume of polycarboxylate water reducer of ration case 6 inner chamber becomes the controllability, and the operating personnel of being convenient for observe the discharge volume of concrete polycarboxylate water reducer in the ration case 6.

Example 6:

The embodiment provides a polycarboxylate water reducing agent discharge amount controllable device, which comprises the technical scheme of the embodiment, and further has the following technical characteristics that a limiting block 24 is fixedly arranged at the bottom of a discharging pipe 7, a sliding block 25 is slidably connected in the limiting block 24, and the upper surface of the sliding block 25 is closely attached to an opening at the bottom side of the discharging pipe 7.

When the material is discharged after the final ration is finished, an operator pulls the sliding block 25 outwards, and the polycarboxylate water reducer in the inner cavity of the ration box 6 can flow to the outside through the discharge pipe 7.

Through setting up slider 25, the operating personnel of being convenient for discharges the polycarboxylate water-reducing agent of ration case 6 inner chamber to the external world.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (6)

1. The utility model provides a controllable device of polycarboxylate water reducing agent discharge amount which characterized in that includes:

The automatic quantitative discharging device comprises a transfer box (1), wherein an upper cover (2) is fixedly connected to the top end of the transfer box (1), a feeding pipe (3) is fixedly connected to the upper cover (2), a discharging pipe (4) is fixedly connected to the circumferential side wall of the transfer box (1) and located at the lower part of the transfer box, a centrifugal pump (5) is fixedly connected to one end of the discharging pipe (4) through a bolt, a quantitative box (6) is arranged on the peripheral side of the output port end of the centrifugal pump (5), a connecting pipe (13) is fixedly connected to the outer wall of the quantitative box (6) and located at the upper part of the quantitative box, an output port of the centrifugal pump (5) is fixedly connected with the connecting pipe (13) through a bolt, and a discharging pipe (7) is fixedly connected to the bottom of the quantitative box (6);

The heating and stirring assembly is positioned in the transfer box (1) and is used for keeping the polycarboxylate water reducer in the transfer box (1) in an uncondensed state;

The auxiliary material adding assembly is positioned at the top of the quantitative box (6) and is used for facilitating an operator to add quantitative additive auxiliary materials into the inner cavity of the quantitative box (6).

2. The polycarboxylate water reducing agent discharging amount controllable device according to claim 1, wherein the heating and stirring assembly comprises:

Upper cover (2), the last fixed surface of upper cover (2) installs motor (8), the output shaft end of motor (8) runs through the upper surface of upper cover (2) and extends to the inner chamber and the coaxial coupling that transfer case (1) have stirring roller (9), a plurality of standing grooves (10) that are circumference equidistance and distribute have been seted up to the inner wall of transfer case (1), fixed mounting has electrical heating board (11) in standing groove (10), the opening part fixedly connected with protection shield (12) of standing groove (10).

3. The polycarboxylate water reducing agent discharging amount controllable device according to claim 1, wherein the auxiliary material adding assembly comprises:

Add piece (16), add piece (16) fixed mounting in the trompil department of quantitative case (6) upper surface, add and offered a plurality of interpolation groove (17) on piece (16), add in the groove (17) and be close to opening part fixed mounting have two glass (18), the bottom sliding connection who adds piece (16) has gag lever post (19), be equipped with in gag lever post (19) with a plurality of baffle (20) corresponding to interpolation groove (17), a plurality of baffle (20) all with gag lever post (19) sliding fit, baffle (20) are pegged graft with interpolation groove (17) that correspond and are cooperated, fixedly connected with spring (21) between baffle (20) and gag lever post (19) inside wall, gag lever post (19) are close to inboard edge symmetry and are fixed with fixed block (22), the inner chamber of fixed block (22) is equipped with spring two (23), the one end and the inner wall fixed connection of fixed block (22) of spring two (23), the other end and the lateral wall fixed connection of interpolation piece (16) of spring two (23).

4. The polycarboxylate water reducing agent discharging amount controllable device according to claim 3, wherein a knob is arranged on the baffle plate (20), and graduation lines (15) are arranged on the side wall of the adding block (16) and close to the openings of the plurality of adding tanks (17).

5. The device for controlling the discharge amount of the polycarboxylate water reducer according to claim 1, wherein a through hole is formed in one side of the quantitative box (6), glass (14) is fixedly installed at the through hole, and graduation marks (15) are arranged on the side wall of the quantitative box (6) and close to the glass (14).

6. The device for controlling the discharge amount of the polycarboxylate water reducer according to claim 1, wherein a limiting block (24) is fixedly arranged at the bottom of the discharge pipe (7), a sliding block (25) is connected in a sliding manner in the limiting block (24), and the upper surface of the sliding block (25) is closely attached to an opening at the bottom side of the discharge pipe (7).