CN219072080U

CN219072080U - Vacuum low-temperature drying mechanism for liquid polycarboxylate superplasticizer

Info

Publication number: CN219072080U
Application number: CN202223460474.3U
Authority: CN
Inventors: 吴洋
Original assignee: Jiangsu Lian Outside Industrial Co ltd
Current assignee: Jiangsu Lian Outside Industrial Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-26
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to a vacuum low-temperature drying mechanism for a liquid polycarboxylate water reducer, which comprises a drying box, wherein a drying treatment mechanism is arranged in the drying box, an auxiliary component is arranged in the drying box, the drying treatment mechanism comprises a placing seat fixedly connected with the inside of the drying box, two heating plates are arranged in the placing seat, the top of each heating plate is provided with a heat transfer plate extending to the top of the placing seat, the top of each heat transfer plate is movably connected with a baking tray, a compression spring is fixedly connected with the inside of the placing seat, a lower pressing plate attached to the top of the baking tray is arranged at the top of each compression spring, and a vacuum pump is arranged on the left side of the drying box. This liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism through the drying treatment mechanism that sets up, can increase heat transfer area, makes the drying efficiency of each dry layer the same, improves drying efficiency, avoids the polycarboxylate water reducing agent after the condensation water pollution drying that produces in the drying process.

Description

Vacuum low-temperature drying mechanism for liquid polycarboxylate superplasticizer

Technical Field

The utility model relates to the technical field of vacuum low-temperature drying equipment, in particular to a vacuum low-temperature drying mechanism for a liquid polycarboxylate water reducer.

Background

The polycarboxylate water reducer has a series of outstanding performances such as flexible molecular structure, low mixing amount, high water reducing rate, good slump retention, small influence on the dry shrinkage of concrete, relatively good adaptability to cement and admixtures, and the like, meanwhile, the production process is environment-friendly, and the polycarboxylate water reducer is widely applied to various engineering fields.

Please refer to a vacuum low-temperature drying device for liquid polycarboxylate water reducer with the patent number of CN214763347U, the patent proposes that most of the currently occurring powder polycarboxylate water reducer is prepared by high-temperature spray drying of the liquid polycarboxylate water reducer, in the production process, chain transfer reaction can occur to water reducer molecules due to the influence of high temperature, the original molecular structure is destroyed, the performance is reduced to some extent, even the potential safety hazard of explosion is also existed, a water coil type heating mode is adopted, the heat exchange area is small, the drying efficiency is very slow under the low-temperature condition, and in addition, the phenomenon that condensed water drops onto materials is very likely to occur in the drying process.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a vacuum low-temperature drying mechanism for a liquid polycarboxylate water reducer, which has the advantages of high drying efficiency, convenience in collecting condensed water and the like, and solves the problems that the existing vacuum low-temperature drying device adopts a water coil type heating mode, the heat exchange area is smaller, the drying efficiency is very slow under the low-temperature condition, in addition, the phenomenon that condensed water drops on materials is very likely to occur in the drying process, and the drying efficiency and the quality are affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the vacuum low-temperature drying mechanism for the liquid polycarboxylate water reducer comprises a drying box, wherein a drying treatment mechanism is arranged in the drying box, and an auxiliary component is arranged in the drying box;

the drying treatment mechanism comprises a placing seat fixedly connected with the inside of a drying cabinet, heating plates with two numbers are arranged in the placing seat, a heat transfer plate extending to the top of the placing seat is arranged at the top of the heating plate, a baking tray is movably connected to the top of the heat transfer plate, a compression spring is fixedly connected to the inside of the placing seat, a lower pressing plate attached to the top of the baking tray is arranged at the top of the compression spring, a water guide plate corresponding to the placing seat is arranged in the drying cabinet, a vacuum pump is arranged on the left side of the drying cabinet, an air guide pipe communicated with the vacuum pump is arranged in the drying cabinet, and an air collecting branch pipe corresponding to the position of the placing seat is arranged at the bottom of the air guide pipe.

Further, the number of the placing seats is two, and the shape of the placing seats is U-shaped.

Further, the front of the placing seat is provided with a positioning groove corresponding to the position of the baking tray, and the baking tray is movably connected with the placing seat through the positioning groove.

Further, the inside of placing the seat is provided with the mounting groove that is linked together with the constant head tank, compression spring passes through the mounting groove and places seat fixed connection, the holding down plate passes through the mounting groove and places seat swing joint.

Further, the shape of the water guide plate is V-shaped, the gas collecting branch pipe is fixedly connected with the drying box through the water guide plate, and the gas collecting branch pipe penetrates through the water guide plate.

Further, auxiliary assembly includes the fixing base that the bottom set up in the drying cabinet, the water collecting bin has been seted up to the inside of fixing base, the front of drying cabinet is provided with the drain pipe that is linked together with the water collecting bin, the inside of drain pipe is provided with the control valve, the inside of fixing base is provided with the vacuum buffer bin that is located the water collecting bin outside.

Further, the shape of fixing base is the spill, a plurality of inlet openings are seted up to the top of fixing base, and the inlet opening is linked together with the water collection storehouse.

Further, the vacuum buffer bin is communicated with the output end of the vacuum pump and the air duct, and the air duct is communicated with the vacuum pump through the vacuum buffer bin.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism, through the dry processing mechanism who sets up, place the baking pan on placing the seat, the heat transfer that the accessible heat transfer board produced the hot plate to the baking pan helps increasing heat transfer area, improve drying efficiency, and the air duct and the air collecting branch pipe of setting, the cooperation vacuum pump can make the drying efficiency on each dry layer the same, it is even to make the object be heated, further improve drying efficiency, and the water guide plate of setting, the cool water that can make the drying in-process produce flows down along the water guide plate, avoid cool water condensation to pollute the polycarboxylate water reducing agent after the drying.

2. This liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism, through the auxiliary assembly that sets up, the material is taken away by the in-process of avoiding the evacuation under the effect of vacuum surge bin, and the comdenstion water is collected to accessible water collecting bin simultaneously, and after vacuum low temperature drying, accessible drain pipe is discharged comdenstion water.

Drawings

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

FIG. 2 is a schematic diagram of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a side view of the structure of the water deflector of the present utility model;

fig. 4 is a top view of the structure of the fixing base of the present utility model.

In the figure: 1 drying box, 01 fixing seat, 2 placing seat, 3 heating plate, 4 heat transfer plate, 5 baking tray, 6 compression spring, 7 lower pressure plate, 8 water guide plate, 9 vacuum pump, 10 vacuum buffer bin, 11 air duct, 12 air collecting branch pipe, 13 water collecting bin, 14 drain pipe, 15 control valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a vacuum low-temperature drying mechanism for a liquid polycarboxylate water reducer in this embodiment includes a drying oven 1, a drying treatment mechanism is disposed in the drying oven 1, and an auxiliary component is disposed in the drying oven 1.

Embodiment one: the drying treatment mechanism comprises a placing seat 2 fixedly connected inside a drying cabinet 1, the number of the placing seats 2 is two, the shape of the placing seat 2 is U-shaped, the drying cabinet 1 is conveniently divided into a plurality of drying layers, the drying seats 5 are conveniently installed and positioned, the heating plates 3 with the number of two are arranged inside the placing seat 2, the top of each heating plate 3 is provided with a heat transfer plate 4 extending to the top of the placing seat 2, the heat transfer plate 4 is conveniently matched with the heating plates 3, the heat exchange area of the drying seats 5 is increased, the top of each heat transfer plate 4 is movably connected with the drying seats 5, positioning grooves corresponding to the positions of the drying seats 5 are formed in the front of the placing seat 2, and the drying seats 5 are conveniently installed in a positioning manner through the positioning grooves and the placing seats 2.

Wherein, place inside fixedly connected with compression spring 6 of seat 2, compression spring 6's top is provided with the holding down plate 7 that laminates mutually with baking tray 5 top, place seat 2's inside be provided with the mounting groove that is linked together with the constant head tank, compression spring 6 passes through the mounting groove and places seat 2 fixed connection, holding down plate 7 passes through the mounting groove and places seat 2 swing joint, conveniently through the cooperation of holding down plate 7 and compression spring 6, apply pressure to baking tray 5's top, make baking tray 5 place stably to keep baking tray 5 and heat transfer plate 4's good contact.

Wherein, the inside of drying cabinet 1 is provided with the water guide plate 8 corresponding with placing seat 2 position, the shape of water guide plate 8 is the V-arrangement, the cool condensate that conveniently makes the drying in-process produce flows down along water guide plate 8 inner wall, avoid cool condensate to fall into the polycarboxylate water reducing agent after drying 5 pollution drying, gas collecting branch pipe 12 passes through water guide plate 8 and drying cabinet 1 fixed connection, and gas collecting branch pipe 12 runs through water guide plate 8, conveniently keep gas collecting branch pipe 12 fixed, the cooperation vacuum pump 9 extracts the air of placing seat 2 top, the left side of drying cabinet 1 is provided with vacuum pump 9, the inside of drying cabinet 1 is provided with the air duct 11 that is linked together with vacuum pump 9, the bottom of air duct 11 is provided with the gas collecting branch pipe 12 corresponding with placing seat 2 position.

It should be noted that, this liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism, through the drying treatment mechanism who sets up, place seat 2 on with baking tray 5, the heat transfer that accessible heat transfer plate 4 produced hot plate 3 to baking tray 5 helps increasing heat transfer area, and improves drying efficiency, and the air duct 11 and the air collecting branch pipe 12 of setting, cooperation vacuum pump 9 can make the drying efficiency on each dry layer the same, make the object be heated evenly, further improve drying efficiency, and the water guide plate 8 of setting, can make the cool water that produces in the drying process trickle downwards along water guide plate 8 inner wall, avoid the cool water-logging to pollute the polycarboxylate water reducing agent after the drying.

Specifically, when in use, the liquid polycarboxylate water reducer is placed in the baking tray 5, then the baking tray 5 is positioned and installed through the positioning groove arranged on the placing seat 2, and under the action of the compression spring 6, the pressure is applied to the top of the baking tray 5 by the lower pressure plate 7, so that the baking tray 5 is placed stably, the baking tray 5 is kept in good contact with the heat transfer plate 4, then the heating plate 3 is enabled to act, the heat generated by the heating plate 3 is transferred to the baking tray 5 by the cooperation of the heat transfer plate 4, and meanwhile, under the action of the vacuum pump 9, the air at the top of the placing seat 2 is extracted by the air collecting branch pipe 12 by the cooperation of the air guide pipe 11, so that the vacuum low-temperature drying treatment of the liquid polycarboxylate water reducer is realized.

Embodiment two: the auxiliary assembly comprises a fixing seat 01 arranged on the inner bottom wall of the drying box 1, a water collecting bin 13 is arranged in the fixing seat 01, the fixing seat 01 is concave, condensed water flows to water inlet holes conveniently, water inlet holes with a plurality of numbers are formed in the top of the fixing seat 01 and are communicated with the water collecting bin 13, condensed water conveniently enters the water collecting bin 13 through the water inlet holes to be stored, a drain pipe 14 communicated with the water collecting bin 13 is arranged on the front surface of the drying box 1, a control valve 15 is arranged in the drain pipe 14, and condensed water is conveniently discharged through the drain pipe 14 after vacuum low-temperature drying is finished.

Wherein, the inside of fixing base 01 is provided with the vacuum surge bin 10 that is located the water collection storehouse 13 outside, and vacuum surge bin 10 is linked together with the output and the air duct 11 of vacuum pump 9, and air duct 11 is linked together with vacuum pump 9 through vacuum surge bin 10, conveniently avoids the material to be taken away when carrying out the evacuation processing.

The vacuum low-temperature drying mechanism for the liquid polycarboxylate water reducer can avoid the material from being pumped away under the action of the vacuum buffer bin 10 through the arranged auxiliary assembly, meanwhile, the condensed water can be collected through the water collecting bin 13, and after the vacuum low-temperature drying is finished, the condensed water can be discharged through the drain pipe 14.

Specifically, when in use, when the condensed water flowing downwards along the inner wall of the water guide plate 8 contacts the top wall of the fixing seat 01, the condensed water flows to the water inlet hole at the top of the water collection bin 13, so that the condensed water enters the water collection bin 13 through the water inlet hole for storage, and after the vacuum low-temperature drying is finished, the control valve 15 can be opened to enable the condensed water to be discharged through the water discharge pipe 14, the vacuum buffer bin 10 can play a role in buffering, the extraction force of each gas collection branch pipe 12 is the same during the vacuumizing treatment, the drying efficiency of each drying layer is kept the same, and meanwhile, the materials are prevented from being pumped away during the vacuumizing treatment.

The working principle of the embodiment is as follows:

(1) This liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism, when using, will place liquid polycarboxylate water reducing agent in the baking tray 5, then fix a position the installation to baking tray 5 through the constant head tank that sets up on placing seat 2, and under compression spring 6's effect, make holding down plate 7 exert pressure to the top of baking tray 5, make the placing of baking tray 5 stable, and keep the good contact of baking tray 5 and heat transfer plate 4, then make hot plate 3 effect, cooperate heat transfer plate 4 with the heat transfer that hot plate 3 produced to baking tray 5, simultaneously under vacuum pump 9's effect, make gas collecting branch pipe 12 cooperation air duct 11 extract place the air at seat 2 top, realize the vacuum low temperature drying treatment to liquid polycarboxylate water reducing agent.

(2) When the vacuum low-temperature drying mechanism for the liquid polycarboxylate water reducer is used, condensed water flowing downwards along the inner wall of the water guide plate 8 contacts the top wall of the fixed seat 01, flows towards the water inlet hole at the top of the water collection bin 13, so that the condensed water enters the water collection bin 13 for storage through the water inlet hole, after the vacuum low-temperature drying is finished, the control valve 15 can be opened to enable the condensed water to be discharged through the water discharge pipe 14, the arranged vacuum buffer bin 10 can play a role of buffering, the extraction force of each gas collection branch pipe 12 is the same during vacuumizing treatment, the drying efficiency of each drying layer is kept the same, and meanwhile, the materials are prevented from being pumped away during the vacuumizing treatment.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid polycarboxylate water reducing agent vacuum low temperature drying mechanism, includes drying cabinet (1), its characterized in that: a drying treatment mechanism is arranged in the drying box (1), and an auxiliary component is arranged in the drying box (1);

the drying treatment mechanism comprises a placing seat (2) fixedly connected with the inside of a drying cabinet (1), heating plates (3) with the number being two are arranged in the placing seat (2), heat transfer plates (4) extending to the tops of the placing seats (2) are arranged at the tops of the heating plates (3), baking trays (5) are movably connected to the tops of the heat transfer plates (4), compression springs (6) are fixedly connected to the inside of the placing seat (2), a lower pressing plate (7) attached to the tops of the baking trays (5) is arranged at the tops of the compression springs (6), a water guide plate (8) corresponding to the positions of the placing seats (2) is arranged in the drying cabinet (1), a vacuum pump (9) is arranged on the left side of the drying cabinet (1), an air guide pipe (11) communicated with the vacuum pump (9) is arranged in the drying cabinet, and an air collecting branch pipe (12) corresponding to the positions of the placing seats (2) is arranged at the bottoms of the air guide pipe (11).

2. The vacuum low-temperature drying mechanism of the liquid polycarboxylate superplasticizer, as set forth in claim 1, is characterized in that: the number of the placement seats (2) is two, and the placement seats (2) are U-shaped.

3. The vacuum low-temperature drying mechanism of the liquid polycarboxylate superplasticizer, as set forth in claim 1, is characterized in that: the front of the placing seat (2) is provided with a positioning groove corresponding to the position of the baking tray (5), and the baking tray (5) is movably connected with the placing seat (2) through the positioning groove.

4. The vacuum low-temperature drying mechanism of the liquid polycarboxylate superplasticizer, as set forth in claim 1, is characterized in that: the inside of placing seat (2) is provided with the mounting groove that is linked together with the constant head tank, compression spring (6) are through mounting groove and placing seat (2) fixed connection, holding down plate (7) are through mounting groove and placing seat (2) swing joint.

5. The vacuum low-temperature drying mechanism of the liquid polycarboxylate superplasticizer, as set forth in claim 1, is characterized in that: the shape of the water guide plate (8) is V-shaped, the gas collection branch pipe (12) is fixedly connected with the drying box (1) through the water guide plate (8), and the gas collection branch pipe (12) penetrates through the water guide plate (8).

6. The vacuum low-temperature drying mechanism of the liquid polycarboxylate superplasticizer, as set forth in claim 1, is characterized in that: the auxiliary assembly comprises a fixing seat (01) arranged on the inner bottom wall of the drying box (1), a water collecting bin (13) is arranged in the fixing seat (01), a drain pipe (14) communicated with the water collecting bin (13) is arranged on the front face of the drying box (1), a control valve (15) is arranged in the drain pipe (14), and a vacuum buffer bin (10) located on the outer side of the water collecting bin (13) is arranged in the fixing seat (01).

7. The vacuum low-temperature drying mechanism for the liquid polycarboxylate superplasticizer, as set forth in claim 6, wherein: the shape of fixing base (01) is the spill, the inlet opening that is a plurality of is seted up at the top of fixing base (01), and inlet opening and water collection storehouse (13) are linked together.

8. The vacuum low-temperature drying mechanism for the liquid polycarboxylate superplasticizer, as set forth in claim 6, wherein: the vacuum buffer bin (10) is communicated with the output end of the vacuum pump (9) and the air duct (11), and the air duct (11) is communicated with the vacuum pump (9) through the vacuum buffer bin (10).