CN217648659U - Foamed cement agitating unit - Google Patents
Foamed cement agitating unit Download PDFInfo
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- CN217648659U CN217648659U CN202221019088.8U CN202221019088U CN217648659U CN 217648659 U CN217648659 U CN 217648659U CN 202221019088 U CN202221019088 U CN 202221019088U CN 217648659 U CN217648659 U CN 217648659U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a foaming cement stirring device, which comprises a supporting frame, wherein a material stirring box is fixedly arranged on the supporting frame, a material lifting stirring box is arranged below the material stirring box, and the material lifting stirring box is communicated with the material stirring box through a connecting pipeline; the planetary stirring mechanism is rotationally arranged in the material stirring box, and the upper end of the planetary stirring mechanism is fixedly connected with the planetary driving unit; and the material lifting and stirring mechanism is rotatably arranged inside the material lifting and stirring box, and the lower end of the material lifting and stirring mechanism is fixedly connected with a driving motor. The utility model discloses foaming cement agitating unit is provided with two-layer mixing system, and planetary rabbling mechanism of upper strata stirring efficiency is higher, can effectively avoid a large amount of cement lumps to pile up, and the upper and lower layer disturbance effect of lower floor's spiral rabbling mechanism is good, avoids chemical foaming agent to float on cement paste upper portion, and the foaming cement high quality defect of preparation is rare.
Description
Technical Field
The utility model belongs to the technical field of agitating unit, more specifically say, the utility model relates to a foaming cement agitating unit.
Background
The foaming mode of the foaming cement can be divided into a physical method and a chemical method, wherein the chemical foaming refers to adding a chemical foaming agent into slurry prepared from a cement-based gelling material, an admixture, a foam stabilizer, water and the like, mixing, stirring, casting, forming, standing and foaming, generating bubbles by utilizing a chemical reaction of the foaming agent to expand the slurry, and curing to obtain the light porous material with an expansion effect reaching a preset formula and a set state.
The chemical foaming method is divided into two stages, the first stage is the uniform mixing of cement paste, compared with the traditional concrete, the foaming cement mainly uses cement, does not contain coarse aggregates such as broken stones and the like, and has higher stirring difficulty; the other stage is the mixing of a chemical foaming agent and cement slurry, because the foaming agent is added later, a stirrer needs to be capable of completing the uniform mixing of an upper layer and a lower layer in a very short time, otherwise, the foaming agent floats on the upper part of the slurry, so that the foaming is not uniform, and the finished product has overlarge density difference.
Therefore, when foaming by chemical methods, the mixer should have the following functions: 1. has stronger stirring and mixing functions, and ensures the uniformity of cement paste: 2. has stronger function of quickly mixing the slurry of the upper layer and the lower layer, and can not leave dead angles. Because the materials need different rotating speeds of the stirring machine in different stages, the foaming cement stirring machine also has a speed regulating function so as to adapt to different rotating speed requirements in different stirring stages.
Common mixers are generally divided into horizontal mixers and vertical shaft mixers, wherein the horizontal mixers have low rotating speed, simple blade layout and more dead angles, and the mixing quality is difficult to ensure.
To above problem, the utility model provides a foaming cement agitating unit.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a foamed cement agitating device including:
the material lifting stirring box is communicated with the material stirring box through a connecting pipeline;
the planetary stirring mechanism is rotationally arranged inside the material stirring box, and the upper end of the planetary stirring mechanism is fixedly connected with a planetary driving unit;
carry the material rabbling mechanism, it rotates to set up carry the inside of material agitator tank, carry material rabbling mechanism lower extreme fixed connection driving motor.
Preferably, wherein the material stirring box comprises: the upper end cover is in a circular truncated cone shape and is detachably connected to the material stirring box barrel; the feed inlet is arranged on the inclined plane of the upper end cover.
Preferably, wherein the material lifting stirring box comprises: the foaming agent adding port is arranged on the upper end face of the material lifting stirring box; and the discharge port is arranged on the side surface of the bottom end of the material lifting stirring cylinder.
Preferably, wherein the planetary stirring mechanism comprises: the stirring main shaft, its upper end with planet drive unit fixed connection: the two driven stirring arms are connected to the stirring main shaft through supporting and connecting inclined rods and are symmetrically distributed by taking the stirring main shaft as a center; and the fan-shaped stirring blades are symmetrically arranged on the driven stirring arm.
Preferably, the planetary driving unit comprises a variable frequency motor and a speed reducer, the speed reducer is arranged above the material stirring box, the upper end of the speed reducer is connected with the variable frequency motor, and the lower end of the speed reducer is fixedly connected with the stirring main shaft; and the driving motor is arranged below the material lifting stirring box and is fixedly connected with the material lifting stirring mechanism.
Preferably, wherein the material lifting and stirring mechanism comprises: the lifting stirring main shaft is rotationally connected with the lifting stirring box through a waterproof bearing, and the lower end of the lifting stirring box is fixedly connected with the driving motor; the spiral stirring blade is arranged on the material lifting stirring main shaft; and the I-shaped stirring rod is arranged inside the material lifting stirring box and is fixedly connected with the lower end of the material lifting stirring main shaft.
Preferably, the foamed cement stirring device further comprises a material scraping rod, wherein the material scraping rod is arranged inside the material stirring box and is elastically connected to the stirring main shaft; a control valve disposed at the connection pipe.
Preferably, the material scraping rod and the stirring main shaft are elastically connected in a manner that: the sleeve, the inside cover of sleeve is equipped with the connecting rod, the connecting rod tip is equipped with spacing arch, spacing arch with the spacing ring of sleeve tip cooperatees, fixes the connecting rod inside the sleeve, the inside pressure spring that still is equipped with of sleeve, the pressure spring one end fixed connection of telling is bottom in the sleeve, and other end fixed connection is on spacing arch.
The utility model discloses at least, include following beneficial effect:
1. the utility model discloses foaming cement agitating unit is provided with two-layer agitating unit, and the upper strata is planetary agitating unit, and stirring efficiency is high, and cement paste quality effectively ensures;
2. the utility model discloses foaming cement agitating unit, lower floor establish to carrying material rabbling mechanism, when compromise stirring function, still have stronger upper and lower layer slurry stirring effect, can prevent that the foamer from floating on cement paste upper portion, and the guarantee foamer distributes evenly in cement paste.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the foamed cement stirring device of the present invention;
FIG. 2 is a schematic view of the internal structure of the foamed cement stirring device of the present invention;
FIG. 3 is a schematic structural view of a material mixing box of the foamed cement mixing device of the present invention;
FIG. 4 is a schematic structural view of a planetary stirring mechanism of the foamed cement stirring device of the present invention;
fig. 5 is the structural schematic diagram of the embodiment of the elastic connection between the stirring main shaft and the material scraping rod of the foamed cement stirring device.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that in the description of the present invention, the terms indicating the orientation or the positional relationship are based on the orientation or the positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, or a connection between two elements, and those skilled in the art will understand the specific meaning of the terms in the present invention in a specific context.
Further, in the present disclosure, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature in direct contact with the first and second features, or in indirect contact with the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-5: the utility model discloses a foaming cement agitating unit, include:
the material lifting and stirring device comprises a supporting frame 1, wherein a material stirring box 2 is fixedly arranged on the supporting frame 1, a material lifting and stirring box 3 is arranged below the material stirring box, and the material lifting and stirring box 3 is communicated with the material stirring box 2 through a connecting pipeline 4;
the planetary stirring mechanism is rotationally arranged inside the material stirring box 2, and the upper end of the planetary stirring mechanism is fixedly connected with a planetary driving unit 5;
and the material lifting and stirring mechanism is rotatably arranged inside the material lifting and stirring box 3, and the lower end of the material lifting and stirring mechanism is fixedly connected with a driving motor 7.
The working principle is as follows:
after matrix materials such as cement, water and the like are added into the material stirring box 2, the planetary stirring mechanism is driven by the planetary driving unit 5 to complete uniform mixing of cement paste, the uniformly mixed cement paste enters the material lifting stirring box 3 through the connecting pipeline 4, and then chemical foaming agents are added into the material lifting stirring box 3, and then the rapid stirring and further stirring of the upper layer and the lower layer of the cement paste are completed through the material lifting stirring mechanism, so that the chemical foaming agents are prevented from being excessively gathered on the upper part of the cement paste, and the uniformly foamed cement is obtained under the action of the two layers of stirring mechanisms.
Among the above-mentioned technical scheme, material agitator tank 2 includes: the upper end cover 8 is in a circular truncated cone shape and is detachably connected to the barrel body of the material stirring box 2 through a screw; and the feeding hole 9 is formed in the inclined plane of the upper end cover 8, and the feeding hole 9 is formed in the inclined plane of the upper end cover 8. By adopting the mode, the equipment is strong in detachability and is convenient for workers to overhaul and clean the equipment in the material stirring box.
Among the above-mentioned technical scheme, carry material agitator tank 3 to include: the foaming agent adding port 10 is formed in the upper end face of the material lifting stirring box 3, and the foaming agent adding port 10 is arranged on the upper end face of the material lifting stirring box 3; discharge gate 11, discharge gate 11 sets up 3 bottom side of material agitator tank are carried. After cement slurry uniformly stirred in the material stirring box 2 enters the material lifting stirring box 3, a chemical foaming agent is added through a foaming agent adding port 10, and finally, uniformly mixed foaming cement is discharged through a discharging port 11.
In the above technical scheme, the planetary stirring mechanism includes: the upper end of the stirring main shaft 12 is fixedly connected with the planetary drive unit 5 through a flange ring: two driven stirring arms 13 which are connected to the stirring main shaft 12 through supporting connection inclined rods 15 and are symmetrically distributed by taking the stirring main shaft 12 as a center; and a plurality of groups of fan-shaped stirring blades 14 which are symmetrically arranged on the driven stirring arm 13. Driven rabbling arm 13 drives through stirring main shaft 12 and realizes rotating in material agitator tank 2, and driven rabbling arm 13 drives fan-shaped stirring leaf 14 and accomplishes the stirring to the cement paste, adopts this mode, and equipment stirring is efficient.
In the above technical solution, the planetary drive unit 5 includes a variable frequency motor 501 and a speed reducer 502, the speed reducer 502 is disposed above the material stirring tank 2, the upper end of the speed reducer 502 is connected to the variable frequency motor 501, and the lower end of the speed reducer 502 is fixedly connected to the stirring main shaft 12 through a flange ring; and the driving motor 7 is arranged below the material lifting stirring box 3 and is fixedly connected with the material lifting stirring mechanism through a flange ring. Adopt inverter motor 501 can realize the stirring demand in order to satisfy different situations to agitating unit's rotational speed adjustment, and reduction gear 502 is used for slowing down agitating unit rotational speed, accomplishes the rotational speed adjustment with inverter motor 501 cooperation.
Among the above-mentioned technical scheme, carry material rabbling mechanism includes: the lifting stirring main shaft 16 is rotationally connected with the lifting stirring box 3 through a waterproof bearing 6, and the lower end of the lifting stirring box 3 is fixedly connected with the driving motor 7 through a flange ring; the spiral stirring blade 17 is arranged on the material lifting stirring main shaft 16; and the I-shaped stirring rod 18 is arranged in the material lifting stirring box 3 and is fixedly connected to the lower end of the material lifting stirring main shaft 16. When the spiral stirring blade 17 works, the chemical foaming agent floating in the cement paste rotates downwards around the shaft under the action of the normal force of the blade and the friction force between the foaming agent and the blade, the chemical foaming agent reaches the bottom side and then is filled outside, and a flow circulation is formed in the material lifting stirring box 3 to complete the upper-layer and lower-layer disturbance of the cement paste in the box body; the I-shaped stirring rod 18 is mainly used for enhancing the disturbance effect of the material lifting device, further stirring cement slurry in the stirring box, improving the dispersion effect of a chemical foaming agent in the cement slurry, and preventing the cement from being attached to the side wall of the box body. Waterproof bearing 6, it mainly prevents to carry material agitator tank 3 and appears revealing, reduces the potential safety hazard.
In the above technical solution, the foamed cement stirring device further comprises a material scraping rod 19 elastically connected to the stirring main shaft 12; a control valve 20, the control valve 20 being provided at the connection pipe. The material scraping rod 19 is arranged for the main purpose of preventing materials such as cement from being attached to the side wall of the material stirring box 2, so that an operator can clean the equipment subsequently; and the control valve 20 is used for controlling the cement slurry in the material stirring tank to enter the material lifting stirring tank 3.
In the above technical solution, the elastic connection mode between the material scraping rod 19 and the stirring main shaft 12 is as follows: sleeve 20, the inside cover of sleeve 20 is equipped with connecting rod 21, the tip of connecting rod 21 is equipped with spacing arch 22, spacing arch 22 with the spacing ring 23 of sleeve 20 tip cooperatees, fixes connecting rod 21 inside sleeve 20, sleeve 20 is inside still to be equipped with pressure spring 24, and the 24 one end welded connection of pressure spring of telling is bottom in sleeve 20, and the other end welding is on spacing arch 22. Adopt this mode, when stirring main shaft 12 was in high rotational speed, 19 laminating material mixing box inner walls of pole were scraped to the material, can avoid the inner wall to adhere to and pile up cement, and when stirring main shaft was in lower speed, 19 just separated with material mixing box inner wall of pole were scraped to the material, and 19 play stirring effect were scraped to the material this moment, promoted stirring efficiency.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. A foamed cement stirring device, characterized by comprising:
the material lifting stirring box is communicated with the material stirring box through a connecting pipeline;
planetary rabbling mechanism, its rotation sets up the inside of material agitator tank, planetary rabbling mechanism upper end fixed connection planet drive unit, planetary rabbling mechanism includes: the upper end of the stirring main shaft is fixedly connected with the planetary drive unit; the two driven stirring arms are connected to the stirring main shaft through supporting and connecting inclined rods and symmetrically distributed by taking the stirring main shaft as a center; the fan-shaped stirring blades are symmetrically arranged on the driven stirring arm;
carry material rabbling mechanism, it rotates to set up carry the inside of material agitator tank, carry material rabbling mechanism lower extreme fixed connection driving motor, carry material rabbling mechanism to include: the lifting stirring main shaft is rotationally connected with the lifting stirring box through a waterproof bearing, and the lower end of the lifting stirring box is fixedly connected with the driving motor; the spiral stirring blade is arranged on the material lifting stirring main shaft; and the I-shaped stirring rod is arranged inside the material lifting stirring box and is fixedly connected with the lower end of the material lifting stirring main shaft.
2. The foamed cement mixing apparatus according to claim 1, wherein said material mixing tank comprises: the upper end cover is in a circular truncated cone shape and is detachably connected to the material stirring box barrel; the feed inlet is arranged on the inclined plane of the upper end cover.
3. The foamed cement mixing apparatus according to claim 1, wherein said lifting and mixing tank comprises: the foaming agent adding port is arranged on the upper end face of the material lifting stirring box; and the discharge port is arranged on the side surface of the bottom end of the material lifting stirring cylinder.
4. The foamed cement mixing device according to claim 1, wherein the planetary drive unit comprises a variable frequency motor and a speed reducer, the speed reducer is arranged above the material mixing box, the upper end of the speed reducer is connected with the variable frequency motor, and the lower end of the speed reducer is fixedly connected with the mixing main shaft; and the driving motor is arranged below the material lifting stirring box and is fixedly connected with the material lifting stirring mechanism.
5. The foamed cement mixing apparatus as claimed in claim 1, further comprising a material scraping bar, said material scraping bar being disposed inside said material mixing box and elastically connected to said mixing main shaft; a control valve disposed at the connection pipe.
6. The foamed cement mixing apparatus according to claim 5, wherein the elastic connection between the material scraping rod and the mixing main shaft is: the sleeve, the inside cover of sleeve is equipped with the connecting rod, the connecting rod tip is equipped with spacing arch, spacing arch with the spacing ring of sleeve tip cooperatees, restricts the connecting rod inside the sleeve, the inside pressure spring that still is equipped with of sleeve, the pressure spring one end fixed connection of telling is bottom in the sleeve, and other end fixed connection is on spacing arch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221019088.8U CN217648659U (en) | 2022-04-29 | 2022-04-29 | Foamed cement agitating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221019088.8U CN217648659U (en) | 2022-04-29 | 2022-04-29 | Foamed cement agitating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217648659U true CN217648659U (en) | 2022-10-25 |
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ID=83663199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221019088.8U Active CN217648659U (en) | 2022-04-29 | 2022-04-29 | Foamed cement agitating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217648659U (en) |
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2022
- 2022-04-29 CN CN202221019088.8U patent/CN217648659U/en active Active
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