CN116493093A - A device and method for preparing concrete admixture - Google Patents
A device and method for preparing concrete admixture Download PDFInfo
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- CN116493093A CN116493093A CN202310574062.2A CN202310574062A CN116493093A CN 116493093 A CN116493093 A CN 116493093A CN 202310574062 A CN202310574062 A CN 202310574062A CN 116493093 A CN116493093 A CN 116493093A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/1815—Cooling or heating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Food Science & Technology (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
本发明公开了一种制备混凝土外加剂的装置及方法，涉及混凝土外加剂技术领域，包括研磨箱，研磨箱箱底固定有多个支腿，研磨箱箱顶设置有加料口、箱底设置有倒伞状的排料口，研磨箱内放置有多个研磨球，研磨箱内靠近排料口处固定有滤网，研磨箱右端外箱壁上安装有电机，电机的输出轴转动伸入研磨箱内，研磨箱内沿其长度方向安装有转杆，转杆位于滤网上方，转杆上固定有多个呈交错布置的拨板，转杆上还安装有可拆卸的电加热棒。本发明电机带动转杆上的拨板转动，进而拨动研磨球在研磨箱中滚动，对潮湿的缓凝剂块进行研磨，而且研磨球在研磨箱中的滚动，使缓凝剂粉末不会过多的盯附在拨板上、研磨球上、以及研磨箱箱内壁上。
The invention discloses a device and method for preparing concrete admixtures, relating to the technical field of concrete admixtures, comprising a grinding box, a plurality of outriggers are fixed at the bottom of the grinding box, a feeding port is arranged on the top of the grinding box, and an inverted umbrella is arranged at the bottom of the box There are multiple grinding balls placed in the grinding box, and a filter screen is fixed near the discharge opening in the grinding box. A motor is installed on the outer wall of the right end of the grinding box, and the output shaft of the motor rotates and extends into the grinding box. , The grinding box is equipped with a rotating rod along its length direction, the rotating rod is located above the filter screen, a plurality of staggered paddles are fixed on the rotating rod, and a detachable electric heating rod is also installed on the rotating rod. The motor of the present invention drives the dial plate on the rotating rod to rotate, and then stirs the grinding ball to roll in the grinding box to grind the wet retarder block, and the rolling of the grinding ball in the grinding box makes the retarder powder not Too much staring is attached to the dial, the grinding ball, and the inner wall of the grinding box.
Description
技术领域technical field
本发明涉及混凝土外加剂技术领域，具体为一种制备混凝土外加剂的装置及方法。The invention relates to the technical field of concrete admixtures, in particular to a device and method for preparing concrete admixtures.
背景技术Background technique
现有技术中，混凝土外加剂包含很多种，比如减水剂、引气剂、早强剂以及缓凝剂等。In the prior art, there are many kinds of concrete admixtures, such as water reducing agents, air-entraining agents, early strength agents, and setting retarders.
其中，在缓凝剂的制备装置主要包括结晶槽，向结晶槽中加入半水石膏、水、磷酸以及硫酸等，进行反应，将反应后的物料放入过滤箱内，向过滤箱中加入清水，进行清洗，得到缓凝剂块，然后将缓凝剂块放入烘干箱中进行烘干，烘干后，取出缓凝剂块，放入研磨箱中进行研磨，得到成品缓凝剂粉末。Among them, the preparation device of the retarder mainly includes a crystallization tank, adding hemihydrate gypsum, water, phosphoric acid and sulfuric acid to the crystallization tank for reaction, putting the reacted material into the filter box, and adding clear water to the filter box , to be cleaned to obtain the retarder block, and then put the retarder block into the drying box for drying, after drying, take out the retarder block, put it into the grinding box for grinding, and obtain the finished retarder powder .
但是，上述缓凝剂的烘干与研磨是分开进行的，导致制备成品缓凝剂粉末的效率低下，为此，需要进行改进。However, the drying and grinding of the above-mentioned retarder are carried out separately, which leads to low efficiency of preparing the finished retarder powder, and therefore needs to be improved.
发明内容Contents of the invention
针对现有技术的不足，本发明提供了一种制备混凝土外加剂的装置，解决了现有设备制备成品缓凝剂粉末效率低下的问题。Aiming at the deficiencies of the prior art, the invention provides a device for preparing concrete admixture, which solves the problem of low efficiency of the existing equipment for preparing finished retarder powder.
为实现以上目的，本发明通过以下技术方案予以实现：To achieve the above object, the present invention is achieved through the following technical solutions:
一种制备混凝土外加剂的装置，包括圆筒型的研磨箱，研磨箱箱底固定有多个为矩形阵列布置的支腿，研磨箱箱顶设置有加料口、箱底设置有倒伞状的排料口。A device for preparing concrete admixtures, comprising a cylindrical grinding box, a plurality of outriggers arranged in a rectangular array are fixed on the bottom of the grinding box, a feeding port is arranged on the top of the grinding box, and an inverted umbrella-shaped discharge is arranged on the bottom of the box mouth.
所述研磨箱内放置有多个研磨球，研磨箱内靠近排料口处固定有滤网，研磨箱右端外箱壁上安装有横置的电机，电机的输出轴转动伸入研磨箱内，研磨箱内沿其长度方向安装有转杆，转杆位于滤网上方，转杆上固定有多个呈交错布置的拨板，转杆上还安装有可拆卸的电加热棒。A plurality of grinding balls are placed in the grinding box, a filter screen is fixed in the grinding box close to the discharge port, a horizontal motor is installed on the outer wall of the right end of the grinding box, and the output shaft of the motor rotates and extends into the grinding box. A rotating rod is installed along its length in the grinding box, and the rotating rod is located above the filter screen. A plurality of staggered paddles are fixed on the rotating rod, and a detachable electric heating rod is also installed on the rotating rod.
本发明中具体的，所述转杆右端与电机的输出轴固定、左端转动伸出研磨箱左端箱壁，所述电加热棒能从安装杆左端拆卸，所述安装杆左端向右开设有供电加热棒插入的腔体，所述电加热棒左端伸出安装杆左端、并通过旋合结构安装在研磨箱左端箱壁上。Specifically in the present invention, the right end of the rotating rod is fixed to the output shaft of the motor, and the left end rotates out of the left end of the grinding box. The cavity into which the heating rod is inserted, the left end of the electric heating rod protrudes from the left end of the installation rod, and is installed on the left end of the grinding box wall through a screw-in structure.
为防止研磨球撞击到电加热棒，所述转杆上开设有多道为圆心阵列布置的导槽，导槽与腔体连通，导槽的槽宽小于研磨球的直径。In order to prevent the grinding balls from colliding with the electric heating rod, the rotating rod is provided with a plurality of guide grooves arranged in a circle center array, the guide grooves communicate with the cavity, and the groove width of the guide grooves is smaller than the diameter of the grinding balls.
为了实现电加热棒的拆装，所述旋合结构包括旋帽，旋帽侧板中心处开设有安装孔，所述电加热棒的左端固定在旋帽上的安装孔中，所述研磨箱左端箱壁上开设有供旋帽旋合的环槽。In order to realize the disassembly and assembly of the electric heating rod, the screw-in structure includes a screw cap, and a mounting hole is opened at the center of the screw cap side plate, and the left end of the electric heating rod is fixed in the mounting hole on the screw cap, and the grinding box A ring groove for the screw cap to be screwed is opened on the left end box wall.
所述安装杆上腔体左端腔壁上固定有毛刷环，毛刷环内圈上的刷毛抵在电加热棒的表面，当电加热棒在抽离拆卸时，与毛刷环发生相对移动，对电加热棒上的缓凝剂粉末进行清刷。A brush ring is fixed on the cavity wall at the left end of the upper cavity of the installation rod, and the bristles on the inner ring of the brush ring are against the surface of the electric heating rod. When the electric heating rod is pulled out and disassembled, it moves relative to the brush ring , Clean the retarder powder on the electric heating rod.
本发明还公开了上述制备混凝土外加剂的装置的使用方法，包括以下步骤：The present invention also discloses a method for using the above-mentioned device for preparing concrete admixture, comprising the following steps:
S1、缓凝剂块清洗完成后，从加料口投入研磨箱中，电机带动转杆上的拨板转动，拨动研磨球在研磨箱中滚动，对缓凝剂块进行研磨；S1. After the retarder block is cleaned, put it into the grinding box from the feeding port, the motor drives the dial on the rotating rod to rotate, and the grinding ball rolls in the grinding box to grind the retarder block;
S2、在研磨同时，将电加热棒接通外部电源启动，被研磨成粉末状的缓凝剂可以直接通过导槽与电加热棒直接接触，进行烘干，缓凝剂成粉末状后，通过滤网从出料口排出，未被研磨的，继续通过研磨球进行研磨；S2. While grinding, connect the electric heating rod to an external power source to start. The powdered retarder can directly contact the electric heating rod through the guide groove for drying. After the retarder is powdered, pass The filter screen is discharged from the outlet, and the unground ones continue to be ground by the grinding balls;
S3、转动旋帽，将其从研磨箱上拆卸，向外拉动旋帽，带动电加热棒从腔体中抽出，实现拆卸，而且电加热棒在抽离的过程中，通过毛刷环对盯附在电加热棒上的缓凝剂粉末清刷。S3. Turn the rotary cap to disassemble it from the grinding box, pull the rotary cap outward, and drive the electric heating rod to be pulled out from the cavity to realize disassembly. The retarder powder attached to the electric heating rod is cleaned.
本发明与现有技术相比具备以下有益效果：Compared with the prior art, the present invention has the following beneficial effects:
本发明电机带动转杆上的拨板转动，进而拨动研磨球在研磨箱中滚动，对潮湿的缓凝剂块进行研磨，而且研磨球在研磨箱中的滚动，使缓凝剂粉末不会过多的盯附在拨板上、研磨球上、以及研磨箱箱内壁上，保证缓凝剂的充分研磨。The motor of the present invention drives the dial plate on the rotating rod to rotate, and then stirs the grinding ball to roll in the grinding box to grind the wet retarder block, and the rolling of the grinding ball in the grinding box makes the retarder powder not Too much glue is attached to the dial, the grinding ball, and the inner wall of the grinding box to ensure sufficient grinding of the retarder.
本发明转杆在转动时，电加热棒从内部对缓凝剂粉末进行烘干，而且粉末可以进入转杆的腔体中直接与电加热棒接触，加快烘干速率，并且通过导槽，能顺利排出腔体，不会发生堵塞。When the rotating rod of the present invention is rotating, the electric heating rod dries the retarder powder from the inside, and the powder can enter the cavity of the rotating rod and directly contact the electric heating rod to speed up the drying rate, and pass through the guide groove, which can The cavity is discharged smoothly without clogging.
本发明电加热棒可以通过旋合结构实现在转杆上的拆装，便于对电加热棒进行检修，而且在拆卸的同时，能对盯附在电加热棒上的缓凝剂粉末进行清刷，保证其整洁。The electric heating rod of the present invention can be disassembled on the rotating rod through the screwing structure, which is convenient for overhauling the electric heating rod, and can clean the retarder powder attached to the electric heating rod at the same time of disassembly , to keep it clean.
最后，本发明集缓凝剂研磨与烘干于一身，且同步进行，节省时间，提高了效率。Finally, the present invention integrates retarder grinding and drying in one, and performs them simultaneously, saving time and improving efficiency.
附图说明Description of drawings
图1为本发明主视图的剖视图；Fig. 1 is the sectional view of front view of the present invention;
图2为本发明图1中A处放大图；Fig. 2 is the enlarged view of place A in Fig. 1 of the present invention;
图3为本发明侧视图的剖视图；Fig. 3 is the sectional view of side view of the present invention;
图4为本发明转杆的局部立体图。Fig. 4 is a partial perspective view of the rotating rod of the present invention.
附图标记：1、研磨箱；2、支腿；3、加料口；4、排料口；5、研磨球；6、滤网；7、电机；8、转杆；9、拨板；10、电加热棒；11、导槽；12、旋帽；13、毛刷环。Reference signs: 1. Grinding box; 2. Outrigger; 3. Feeding port; 4. Discharging port; 5. Grinding ball; 6. Filter screen; 7. Motor; 8. Rotating rod; 9. Shifting plate; 10 , electric heating rod; 11, guide groove; 12, screw cap; 13, brush ring.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.
如图1、图3所示，本发明提供一种制备混凝土外加剂的装置，包括圆筒型的研磨箱1，研磨箱1箱底固定有多个为矩形阵列布置的支腿2，研磨箱1箱顶设置有加料口3、箱底设置有倒伞状的排料口4。As shown in Figures 1 and 3, the present invention provides a device for preparing concrete admixtures, comprising a cylindrical grinding box 1, a plurality of legs 2 arranged in a rectangular array are fixed at the bottom of the grinding box 1, and the grinding box 1 The top of the box is provided with a feeding port 3, and the bottom of the box is provided with an inverted umbrella-shaped discharge port 4.
如图3所示，研磨箱1内放置有多个研磨球5，研磨箱1内靠近排料口4处固定有滤网6，研磨箱1右端外箱壁上安装有横置的电机7，电机7的输出轴转动伸入研磨箱1内，这里，电机7的输出轴与研磨箱1的右端箱壁通过轴承转动配合，研磨箱1内沿其长度方向安装有转杆8，转杆8位于滤网6上方，转杆8上固定有多个呈交错布置的拨板9，电机7带动转杆8上的拨板9转动，进而拨动研磨球5在研磨箱1中滚动，对潮湿的缓凝剂块进行研磨，而且研磨球5在研磨箱1中的滚动，使缓凝剂粉末不会过多的盯附在拨板9上、研磨球5上、以及研磨箱1箱内壁上，转杆8上还安装有可拆卸的电加热棒10。As shown in Figure 3, a plurality of grinding balls 5 are placed in the grinding box 1, a filter screen 6 is fixed near the discharge opening 4 in the grinding box 1, and a horizontal motor 7 is installed on the outer wall of the right end of the grinding box 1. The output shaft of motor 7 rotates and stretches into the grinding box 1. Here, the output shaft of motor 7 and the right end box wall of grinding box 1 are rotatably matched by bearings. Located above the filter screen 6, a plurality of dials 9 in a staggered arrangement are fixed on the rotating rod 8, and the motor 7 drives the dials 9 on the rotating rod 8 to rotate, and then the grinding balls 5 are driven to roll in the grinding box 1, and the wet The retarder block is ground, and the grinding ball 5 rolls in the grinding box 1, so that the retarder powder will not be too much attached to the dial 9, the grinding ball 5, and the inner wall of the grinding box 1 , A detachable electric heating rod 10 is also installed on the rotating rod 8 .
如图1、图2所示，本发明中具体的，转杆8右端与电机7的输出轴固定、左端转动伸出研磨箱1左端箱壁，这里，研磨箱1的左侧箱壁上开设有转动孔，转动孔内安装有轴承，转杆8左端装配在轴承上，电加热棒10能从安装杆左端拆卸，安装杆左端向右开设有供电加热棒10插入的腔体，电加热棒10左端伸出安装杆左端、并通过旋合结构安装在研磨箱1左端箱壁上。As shown in Fig. 1 and Fig. 2, specifically in the present invention, the right end of the rotating rod 8 is fixed to the output shaft of the motor 7, and the left end rotates and extends out of the left end wall of the grinding box 1. Here, the left side wall of the grinding box 1 is set There is a rotating hole, and a bearing is installed in the rotating hole. The left end of the rotating rod 8 is assembled on the bearing. The electric heating rod 10 can be disassembled from the left end of the mounting rod. The left end of 10 protrudes from the left end of the mounting rod, and is installed on the wall of the left end of the grinding box 1 through a screw-in structure.
如图3、图4所示，为防止研磨球5撞击到电加热棒10，转杆8上开设有多道为圆心阵列布置的导槽11，导槽11与腔体连通，导槽11的槽宽小于研磨球5的直径，转杆8在转动时，电加热棒10从内部对缓凝剂粉末进行烘干，而且粉末可以进入转杆8的腔体中直接与电加热棒10接触，加快烘干速率，并且通过导槽11，能顺利排出腔体，不会发生堵塞。As shown in Figure 3 and Figure 4, in order to prevent the grinding ball 5 from colliding with the electric heating rod 10, the rotating rod 8 is provided with a plurality of guide grooves 11 arranged in a circle center array, the guide grooves 11 communicate with the cavity, and the guide grooves 11 The groove width is smaller than the diameter of the grinding ball 5. When the rotating rod 8 is rotating, the electric heating rod 10 dries the retarder powder from the inside, and the powder can enter the cavity of the rotating rod 8 to directly contact the electric heating rod 10. The drying rate is accelerated, and the cavity can be smoothly discharged through the guide groove 11 without clogging.
如图2、图4所示，为了实现电加热棒10的拆装，旋合结构包括旋帽12，旋帽12侧板中心处开设有安装孔，电加热棒10的左端固定在旋帽12上的安装孔中，研磨箱1左端箱壁上开设有供旋帽12旋合的环槽，电加热棒10可以通过旋合结构实现在转杆8上的拆装，便于对电加热棒10进行检修。As shown in Figure 2 and Figure 4, in order to realize the disassembly and assembly of the electric heating rod 10, the screwing structure includes a screw cap 12, the center of the side plate of the screw cap 12 is provided with a mounting hole, and the left end of the electric heating rod 10 is fixed on the screw cap 12 In the mounting hole on the top of the grinding box 1, there is a ring groove for the screw cap 12 to be screwed on the left end of the grinding box 1. The electric heating rod 10 can be disassembled on the rotating rod 8 through the screwing structure, which is convenient for the electric heating rod 10. Carry out maintenance.
如图2、图4所示，安装杆上腔体左端腔壁上固定有毛刷环13，毛刷环13内圈上的刷毛抵在电加热棒10的表面，当电加热棒10在抽离拆卸时，与毛刷环13发生相对移动，对电加热棒10上的缓凝剂粉末进行清刷，保证其整洁。As shown in Figure 2 and Figure 4, a brush ring 13 is fixed on the cavity wall at the left end of the upper cavity of the installation rod, and the bristles on the inner ring of the brush ring 13 are against the surface of the electric heating rod 10, when the electric heating rod 10 is pumping When dismounting, relative movement occurs with the brush ring 13, and the retarder powder on the electric heating rod 10 is cleaned to ensure its cleanliness.
本发明还公开了上述制备混凝土外加剂的装置的使用方法，包括以下步骤：The present invention also discloses a method for using the above-mentioned device for preparing concrete admixture, comprising the following steps:
S1、缓凝剂块清洗完成后，从加料口3投入研磨箱1中，电机7接通外部电源启动，带动转杆8转动，进而带动转杆8上的拨板9转动，拨动研磨球5在研磨箱1中滚动，对缓凝剂块进行研磨，而且通过研磨球5的设置，能够防止过多的缓凝剂粉末盯附在拨板9上、研磨球5上、以及研磨箱1箱内壁上；S1. After the retarder block is cleaned, put it into the grinding box 1 from the feeding port 3, the motor 7 is connected to the external power supply to start, and drives the rotating rod 8 to rotate, and then drives the dial 9 on the rotating rod 8 to rotate, and the grinding ball is moved 5 Roll in the grinding box 1 to grind the retarder block, and through the setting of the grinding ball 5, it can prevent too much retarder powder from sticking to the dial 9, the grinding ball 5, and the grinding box 1 on the inner wall of the box;
S2、在研磨同时，将电加热棒10接通外部电源启动，而且转杆8的转动不影响电加热棒10的工作，被研磨成粉末状的缓凝剂通过电加热棒10进行烘干，而且部分可以直接通过导槽11与电加热棒10直接接触，加快烘干速率，当缓凝剂粉末进入腔体内后，通过转杆8的转动，可以被甩出腔体，不会在腔体内聚集，实现缓凝剂的边研磨边烘干，缓凝剂成粉末状后，通过滤网6从出料口排出，未被研磨的，继续通过研磨球5进行研磨，直至全部缓凝剂研磨成粉末状；S2, while grinding, connect the electric heating rod 10 to an external power supply to start, and the rotation of the rotating rod 8 does not affect the work of the electric heating rod 10, and the powdered retarder is dried through the electric heating rod 10, And the part can directly contact with the electric heating rod 10 directly through the guide groove 11, speed up the drying rate, when the retarder powder enters the cavity, it can be thrown out of the cavity by the rotation of the rotating rod 8, and will not be in the cavity. Aggregation, to achieve drying while grinding the retarder. After the retarder is powdered, it is discharged from the discharge port through the filter screen 6. If it is not ground, it will continue to be ground by the grinding ball 5 until all the retarder is ground. into powder form;
S3、需要拆卸电加热棒10时，转动旋帽12，将其从研磨箱1上拆卸，向外拉动旋帽12，带动电加热棒10从腔体中抽出，直至电加热棒10脱离研磨箱1即可，而且电加热棒10在抽离的过程中，会与毛刷环13内侧的刷毛发生相对移动，实现对盯附在电加热棒10上的缓凝剂粉末进行清刷。S3. When the electric heating rod 10 needs to be disassembled, turn the rotary cap 12 to remove it from the grinding box 1, pull the rotary cap 12 outward, and drive the electric heating rod 10 to be drawn out from the cavity until the electric heating rod 10 is out of the grinding box 1, and the electric heating rod 10 will move relative to the bristles on the inner side of the brush ring 13 in the process of pulling away, so as to realize the cleaning of the retarder powder attached to the electric heating rod 10 .
最后，本发明相对于现有技术最主要的贡献就是：集缓凝剂研磨与烘干于一身，且同步进行，节省时间，提高了效率。Finally, compared with the prior art, the most important contribution of the present invention is that it integrates retarder grinding and drying in one, and performs them simultaneously, saving time and improving efficiency.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
Claims (7)
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