Calcium hydroxide powder selecting equipment

Abstract

The utility model relates to calcium hydroxide powder selecting equipment which comprises a powder selecting box with a rectangular cross section, a feeding port allowing calcium hydroxide to enter the powder selecting box is formed in the top of the powder selecting box, and multiple sets of powder selecting mechanisms which are sequentially and alternately arranged left and right from top to bottom are installed in the powder selecting box. An inclined screen is arranged on each powder selecting mechanism, a vertical finished product channel is formed between the side face of each powder selecting mechanism and the inner side wall of the powder selecting box, and a hopper for collecting defective products rolling down from the upper surfaces of the powder selecting mechanisms is arranged at the bottom of the powder selecting box. The calcium hydroxide powder screening device has the beneficial effects that due to the fact that the multiple inclined screens are arranged, even if calcium hydroxide powder is clamped in the meshes of part of the screens, the calcium hydroxide powder meeting the screening requirement can fall into the finished product flow guide groove through other meshes, and under the impact of the calcium hydroxide powder, part of the calcium hydroxide powder clamped in the meshes of the screens can be flushed out; therefore, the screening work of the screen is prevented from being influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to calcium hydroxide production technical field especially relates to a calcium hydroxide powder screening equipment. BACKGROUND

[0002] The preparation method of calcium hydroxide powder is that limestone is calcined into calcium oxide, then is selected and digested with water in proportion, calcium hydroxide slurry is purified, separated and stored, then is centrifuged and dewatered, and then is dried at 150~300 DEG C to form calcium hydroxide raw material, then is made into calcium hydroxide powder by a powder making machine, and finally the calcium hydroxide powder needs to be screened, and the calcium hydroxide powder meeting the particle size requirement is screened out and packaged for sale.

[0003] Because the calcium hydroxide powder has different specifications of particle size, some calcium hydroxide powder with particle size larger than the mesh size of the screen is easy to block the screen, affecting the normal screening work of the screen. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the above problems existing in the prior art, and provides a calcium hydroxide powder screening equipment.

[0005] To achieve the above technical purposes and effects, the utility model realizes the following technical scheme:

[0006] A calcium hydroxide powder screening equipment, comprising a powder screening box with a rectangular cross section, a feed inlet is arranged on the top of the powder screening box for the calcium hydroxide to enter the powder screening box, a plurality of groups of powder screening mechanisms are installed in the powder screening box and are arranged alternately from top to bottom and left to right, an inclined screen is arranged on each group of powder screening mechanisms, a vertical finished product channel is formed between the side surface of the powder screening mechanism and the inner side wall of the powder screening box, and a substandard product hopper is arranged at the bottom of the powder screening box for collecting the substandard product falling from the upper surface of the powder screening mechanism.

[0007] The powder screening mechanism comprises an inclined upper mounting frame, an inclined lower flow guide plate, two front and rear symmetrical isosceles triangular end plates, an upper side plate and a screen for screening the calcium hydroxide, the upper mounting frame is welded to the upper inclined surface of the two end plates, and the screen is installed at the top end of the upper mounting frame; the lower flow guide plate is welded to the lower inclined surface of the two end plates, and the lower flow guide plate and the two end plates form a finished product flow guide groove; the upper side plate is welded to the side surface of the upper mounting frame and the end plate, and a discharge port is reserved between the bottom end of the upper side plate and the lower flow guide plate to connect the finished product flow guide groove and the finished product channel.

[0008] The inclination angle of the upper mounting frame is 5~10 DEG, the inclination angle of the lower flow guide plate is the same as that of the upper mounting frame, and the inclination direction of the lower flow guide plate is opposite to that of the upper mounting frame.

[0009] Preferably, the bottom of the lower flow guide plate is welded with a vertical lower side plate, and when two groups of powder selecting mechanisms on the same side of the powder selecting box are assembled, the upper side plate of the lower powder selecting mechanism is tightly combined with the lower side plate of the upper powder selecting mechanism.

[0010] The top end of the powder selecting box is provided with a feeding hopper, the feeding hopper is located directly above the feeding port, and the feeding hopper is in communication with the feeding port.

[0011] The bottom of the powder selecting box is provided with a finished product discharge pipe in communication with the finished product channel.

[0012] Preferably, the top end of the powder selecting box is provided with a vibrating motor.

[0013] Preferably, the powder selecting box is externally provided with a support frame, and the bottom of the support frame is provided with a damping block.

[0014] The beneficial effects of the present application are as follows: a plurality of powder selecting mechanisms are arranged in the powder selecting box and are arranged alternately from top to bottom and left to right, and an inclined screen is arranged on each powder selecting mechanism, calcium hydroxide powder rolls down the inclined screen from top to bottom, calcium hydroxide powder meeting the screening requirement falls into the finished product channel along the finished product guide groove after passing through the screen, and calcium hydroxide powder not meeting the screening requirement rolls into the substandard product hopper; since a plurality of inclined screens are arranged, even if calcium hydroxide powder is stuck in the mesh of part of the screens, calcium hydroxide powder meeting the screening requirement can still fall into the finished product guide groove through other meshes, and part of the calcium hydroxide powder stuck in the mesh of the screen can be knocked out under the impact of the calcium hydroxide powder, so that the screening work of the screen is not affected. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings, which are included to provide a further understanding of the present application and are incorporated in and constitute a part of this application, illustrate embodiments of the present application and serve to explain the present application. In the drawings:

[0016] Figure 1 is a structural schematic view of the calcium hydroxide powder selecting equipment in the present application;

[0017] Figure 2 is a structural schematic view of the powder selecting mechanism in the present application;

[0018] Figure 3 is a structural schematic view of the powder selecting box in the present application;

[0019] Figure 4 is a structural schematic view of the powder selecting mechanism in the present application;

[0020] Figure 5 is the structure diagram after longitudinal cutting of the powder selecting mechanism in the utility model;

[0021] Mark explanation in the drawing: powder selecting box 1, feed inlet 11, defective product hopper 12, finished product discharge pipe 13, powder selecting mechanism 2, upper mounting frame 21, lower flow guide plate 22, end plate 23, upper side plate 24, screen 25, finished product flow guide groove 26, lower outlet 27, lower side plate 28, finished product channel 3, upper hopper 4, vibration motor 5, support frame 6, shock absorbing block 7. DETAILED DESCRIPTION

[0022] The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0023] As Figures 1 to 5 shown, a kind of calcium hydroxide powder selecting equipment, including the powder selecting box 1 of long rectangle cross section, the top of powder selecting box 1 is provided with the feed inlet 11 for calcium hydroxide into powder selecting box 1, the top end of powder selecting box 1 is equipped with upper hopper 4, upper hopper 4 is directly above feed inlet 11, and upper hopper 4 is connected with feed inlet 11.

[0024] Multiple groups of powder selecting mechanism 2 are installed in powder selecting box 1, and are arranged alternately from top to bottom and left to right, an inclined screen 25 is arranged on each group of powder selecting mechanism 2, powder selecting mechanism 2 includes inclined upper mounting frame 21, inclined lower flow guide plate 22, two blocks of front and back symmetrical isosceles triangle end plate 23, a piece of upper side plate 24, a piece of screen 25 for screening calcium hydroxide, upper mounting frame 21 is welded on the upper inclined surface of two blocks of end plate 23, and screen 25 is installed at the top end of upper mounting frame 21;Lower flow guide plate 22 is welded on the lower inclined surface of two blocks of end plate 23, and finished product flow guide groove 26 is formed between lower flow guide plate 22 and two blocks of end plate 23;Upper side plate 24 is welded on the side surface of upper mounting frame 21 and end plate 23.

[0025] Two groups of powder selecting mechanism 2 adjacent to left and right, the screen lower mouth of a group of powder selecting mechanism 2 is towards the screen upper mouth of another group of powder selecting mechanism 2.

[0026] The inclination angle of upper mounting frame 21 is 5-10 °, and the inclination angle of upper mounting frame 21 in the embodiment is 8 °, the inclination angle of lower flow guide plate 22 is same with the inclination angle of upper mounting frame 21, and the inclination direction of lower flow guide plate 22 is opposite to the inclination direction of upper mounting frame 21.

[0027] The side surface of powder selecting mechanism 2 and the inner side wall of powder selecting box 1 form vertical finished product channel 3, specifically, finished product channel 3 is between upper side plate 24 and the inner side wall of powder selecting box 1.

[0028] The bottom of left and right sides of powder selecting box 1 is respectively provided with one finished product discharge pipe 13 connected with finished product channel 3.

[0029] The bottom end of the upper side plate 24 and the lower guide plate 22 are reserved with a discharging port 27 for connecting the finished product guide groove 26 with the finished product channel 3.

[0030] The bottom of the lower guide plate 22 is welded with a vertical lower side plate 28, when the two groups of powder selecting mechanisms 2 on the same side in the powder selecting box 1 are assembled, the upper side plate 24 of the lower powder selecting mechanism 2 is closely combined with the lower side plate 28 of the upper powder selecting mechanism 2, so that the calcium hydroxide powder meeting the screening requirement is prevented from falling on the screen again from the upper and lower adjacent powder selecting mechanisms.

[0031] The bottom of the powder selecting box 1 is provided with a substandard product hopper 12 for collecting the calcium hydroxide powder not meeting the screening requirement falling from the upper surface of the powder selecting mechanism 2.

[0032] The top end of the powder selecting box 1 is installed with a vibration motor 5, the powder selecting box and the powder selecting mechanism are vibrated by the vibration motor 5, so that the calcium hydroxide powder is further prevented from being stuck on the screen.

[0033] Design principle: a plurality of powder selecting mechanisms are arranged in the powder selecting box in a self-upward-to-downward and left-right-alternating manner, and an inclined screen is arranged on each group of powder selecting mechanisms, the calcium hydroxide powder rolls on the inclined screen in a self-upward-to-downward manner, the calcium hydroxide powder meeting the screening requirement falls into the finished product channel along the finished product guide groove after passing through the screen, and the calcium hydroxide powder not meeting the screening requirement falls into the substandard product hopper; since a plurality of inclined screens are arranged, even if the screen holes of part of the screens are stuck with the calcium hydroxide powder, the calcium hydroxide powder meeting the screening requirement can also fall into the finished product guide groove through other screen holes, and part of the calcium hydroxide powder stuck in the screen holes can be flushed out under the impact of the calcium hydroxide powder, so that the screening work of the screen is avoided.

[0034] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A calcium hydroxide sizing apparatus, characterized by: The application relates to a calcium hydroxide selecting box, which comprises a selecting box with a rectangular cross section, a feeding port for feeding calcium hydroxide into the selecting box arranged on the top of the selecting box, a plurality of groups of selecting mechanisms arranged alternately from top to bottom and left to right in the selecting box, an inclined screen arranged on each group of the selecting mechanisms, a vertical finished product channel formed between the side surface of the selecting mechanism and the inner side wall of the selecting box, and a substandard product hopper arranged at the bottom of the selecting box and used for collecting substandard products rolled down from the upper surface of the selecting mechanism.

2. The calcium hydroxide classifier of claim 1, wherein: The selecting mechanism comprises an inclined upper mounting frame, an inclined lower flow guide plate, two front and rear symmetrical isosceles triangular end plates, an upper side plate, and a screen for screening calcium hydroxide; the upper mounting frame is welded on the upper inclined surface of the two end plates, and the screen is arranged at the top end of the upper mounting frame; the lower flow guide plate is welded on the lower inclined surface of the two end plates, and the lower flow guide plate and the two end plates form a finished product flow guide groove; the upper side plate is welded on the side surface of the upper mounting frame and the end plate, and a lower discharging port for connecting the finished product flow guide groove and the finished product channel is reserved between the bottom end of the upper side plate and the lower flow guide plate.

3. The calcium hydroxide classifier of claim 2, wherein: The inclination angle of the upper mounting frame is 5-10 DEG, the inclination angle of the lower flow guide plate is the same as that of the upper mounting frame, and the inclination direction of the lower flow guide plate is opposite to that of the upper mounting frame.

4. The calcium hydroxide classifier of claim 2, wherein: A vertical lower side plate is welded on the bottom of the lower flow guide plate, and the upper side plate of the lower selecting mechanism and the lower side plate of the upper selecting mechanism are tightly attached when two groups of selecting mechanisms on the same side in the selecting box are assembled.

5. The calcium hydroxide classifier of claim 1, wherein: An upper hopper is arranged at the top end of the selecting box, the upper hopper is arranged directly above the feeding port, and the upper hopper is connected with the feeding port.

6. The calcium hydroxide classifier of claim 1, wherein: Finished product discharging pipes are arranged at the bottom of the left and right sides of the selecting box and connected with the finished product channel.

7. The calcium hydroxide classifier of claim 1, wherein: A vibrating motor is arranged at the top end of the selecting box.

8. The calcium hydroxide classifier of claim 1, wherein: A supporting frame is arranged outside the selecting box, and a damping block is arranged at the bottom of the supporting frame.

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