Water spraying system of cement grinding mill

Abstract

The utility model discloses a cement grinding mill water spraying system which comprises a bottom plate and a supporting plate, the top of the bottom plate is fixedly connected with a stand column, the supporting plate is fixedly connected with a bearing in an inserted mode, the top end of the stand column fixedly penetrates through the bearing, the top of the supporting plate is provided with a first pipeline, the left side of the first pipeline is provided with a second pipeline, and the bottom end of the second pipeline is fixedly provided with a transverse pipe in a penetrating mode. A plurality of spray heads are fixedly inserted into the bottom of the transverse pipe, a pressing plate is arranged at the top of the supporting plate, a first threaded rod is movably connected to the rear side of the pressing plate, a through hole is formed in the supporting plate, the bottom end of the first threaded rod movably penetrates through the through hole, and two first butterfly nuts are arranged on the edge of the outer side of the first threaded rod in a sleeved mode. According to the device, the first pipeline can be conveniently replaced, meanwhile, first pipelines with different diameters can be installed on the device, and the application range of the device is greatly widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to cement mill technical field especially relates to cement mill water spraying system. BACKGROUND

[0002] When cement mill grinds material, most mechanical energy is converted into heat energy, which makes the temperature in the mill rise, and the high temperature in the mill will have a series of influences on the mill, product, etc. The grindability of the material decreases with the increase of temperature, which easily causes the cement fine powder to gather due to static electricity, and in severe cases, it will adhere to the grinding body and the lining plate, thereby reducing the grinding efficiency. The higher the temperature, the more serious the phenomenon. If the temperature in the mill is too high during cement grinding, the dihydrate gypsum is easy to dehydrate to form hemihydrate gypsum, which causes the false setting phenomenon of cement, affecting the quality of cement, and the cement is easy to cake after being stored in the warehouse.

[0003] The prior art discloses a cement mill water spraying device with the application number CN201520723968.7, which comprises a water pump, a conveying pipeline, a water spraying pipe, a vertical downward conveying pipeline outlet, a vertical arrangement of the water spraying pipe and the conveying pipeline, a sealing of the water spraying pipe, and a plurality of water spraying holes on the wall surface of the water spraying pipe. However, when the pipeline needs to be replaced, the pipeline and the connecting device need to be separated, which is troublesome and may cause damage to the pipeline, making it impossible to use the pipeline for a long time. UTILITY MODEL CONTENTS

[0004] In order to overcome the shortcomings of the prior art, one of the purposes of the utility model is to provide a cement mill water spraying system.

[0005] One of the purposes of the utility model is achieved by adopting the following technical scheme:

[0006] The cement mill water spraying system comprises a bottom plate, a supporting plate, a vertical column fixedly connected to the top of the bottom plate, a bearing fixedly inserted into the supporting plate, a vertical column top end fixedly penetrating the bearing, a first pipeline arranged on the top of the supporting plate, a second pipeline arranged on the left side of the first pipeline, a horizontal pipe fixedly penetrating the bottom end of the second pipeline, a plurality of spray heads fixedly inserted into the bottom of the horizontal pipe, a pressing plate arranged on the top of the supporting plate, a first threaded rod movably connected to the rear side of the pressing plate, a through hole arranged on the supporting plate, a first threaded rod bottom end movably penetrating the through hole, two first butterfly nuts sleeved on the outer edge of the first threaded rod, a second threaded rod arranged on the front side of the pressing plate, a through hole arranged on the second threaded rod near the top end, a horizontal rod movably penetrating the inner cavity of the through hole, two fixed plates fixedly connected to the two ends of the horizontal rod, the fixed plates being fixedly connected to the front side of the pressing plate, a limiting groove arranged on the front side of the supporting plate, and a second threaded rod bottom end movably penetrating the limiting groove and sleeved with a second butterfly nut.

[0007] Further, the outer edges of the first pipe and the second pipe are fixedly sleeved with flanges, bolts are arranged between the two flanges, and the two flanges are connected through the bolts.

[0008] Further, the top end of the first threaded rod is fixedly connected with a first connecting plate, second connecting plates are arranged on the front and rear sides of the first connecting plate, a pin shaft is movably and penetratively arranged in the inner cavity of the first connecting plate, the pin shaft is rotationally connected with the first connecting plate, the two ends of the pin shaft are fixedly and penetratively arranged in the adjacent second connecting plates, and the second connecting plates are fixedly connected to the rear side of the pressing plate.

[0009] Further, the top of the supporting plate and the bottom of the pressing plate are provided with arc-shaped grooves, and the arc-shaped grooves are matched with the first pipe.

[0010] Further, the first threaded rod is threadedly connected with the first winged nut, and the two first winged nuts are matched with the top and the bottom of the supporting plate.

[0011] Further, the second threaded rod is matched with the limiting groove, the second threaded rod is threadedly connected with the second winged nut, and the second winged nut is matched with the bottom of the supporting plate.

[0012] Compared with the prior art, the cement mill water spraying system has the advantages that:

[0013] 1. The cement mill water spraying system can conveniently replace the first pipe, and can be provided with first pipes with different diameters, so that the application range of the device is greatly increased.

[0014] 2. The cement mill water spraying system can ensure the normal work of the components by enabling the second threaded rod to move in the limited track through the arrangement of the cross rod and the limiting groove. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 It is a front view of the component bottom plate of the utility model;

[0017] Figure 3 It is a front view of the component supporting plate of the utility model;

[0018] Figure 4 It is a rear view of the component supporting plate of the utility model;

[0019] Figure 5 It is a bottom view of the component supporting plate of the utility model;

[0020] Figure 6It is the front view solid drawing of the part perforated in the utility model;

[0021] Figure 7 It is the front view solid drawing of the first connecting plate and the second connecting plate of the part in the utility model;

[0022] Figure 8 It is the front view solid drawing of the pressing plate of the part in the utility model.

[0023] In the drawing, 1 is a bottom plate, 2 is a supporting plate, 3 is a bearing, 4 is an arc-shaped slot, 5 is a first pipeline, 6 is a second pipeline, 7 is a cross pipe, 8 is a spray head, 9 is a flange plate, 10 is a stand, 11 is a pressing plate, 12 is a first threaded rod, 13 is a first connecting plate, 14 is a second connecting plate, 15 is a pin shaft, 16 is a perforation, 17 is a second threaded rod, 18 is a through hole, 19 is a cross rod, 20 is a fixing plate, 21 is a limiting slot, 22 is a first butterfly nut, and 23 is a second butterfly nut. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1-8 The utility model provides a technical scheme:

[0026] The cement mill water spraying system comprises a bottom plate 1 and a supporting plate 2, the top of the bottom plate 1 is fixedly connected with a stand 10, the supporting plate 2 is fixedly connected with a bearing 3, the top end of the stand 10 is fixedly penetrated through the bearing 3, the top of the supporting plate 2 is provided with a first pipeline 5, the left side of the first pipeline 5 is provided with a second pipeline 6, the outer side edges of the first pipeline 5 and the second pipeline 6 are fixedly provided with flange plates 9, a bolt is arranged between the two flange plates 9, the two flange plates 9 are connected through the bolt, the bottom end of the second pipeline 6 is fixedly penetrated and provided with a cross pipe 7, and the bottom of the cross pipe 7 is fixedly connected with a plurality of spray heads 8.

[0027] The top of the supporting plate 2 is provided with a pressing plate 11, the top of the supporting plate 2 and the bottom of the pressing plate 11 are both provided with an arc-shaped groove 4, the arc-shaped groove 4 is matched with the first pipeline 5, the rear side of the pressing plate 11 is movably connected with a first threaded rod 12, the top end of the first threaded rod 12 is fixedly connected with a first connecting plate 13, the front and rear sides of the first connecting plate 13 are both provided with a second connecting plate 14, the inner cavity of the first connecting plate 13 is movably penetrated with a pin shaft 15, the pin shaft 15 is rotationally connected with the first connecting plate 13, the two ends of the pin shaft 15 are fixedly penetrated through the adjacent second connecting plate 14, the second connecting plate 14 is fixedly connected at the rear side of the pressing plate 11, the supporting plate 2 is provided with a through hole 16, the bottom end of the first threaded rod 12 is movably penetrated through the through hole 16, the outer side edge of the first threaded rod 12 is sleeved with two first butterfly nuts 22, the first threaded rod 12 is threadedly connected with the first butterfly nuts 22, and the two first butterfly nuts 22 are respectively matched with the top and the bottom of the supporting plate 2.

[0028] The front side of the pressing plate 11 is provided with a second threaded rod 17, the second threaded rod 17 is provided with a through hole 18 near the top end, the inner cavity of the through hole 18 is movably penetrated with a cross rod 19, the two ends of the cross rod 19 are both fixedly connected with a fixed plate 20, the fixed plate 20 is fixedly connected at the front side of the pressing plate 11, the front side of the supporting plate 2 is provided with a limiting groove 21, the bottom end of the second threaded rod 17 is movably penetrated through the limiting groove 21 and is sleeved with a second butterfly nut 23, the second threaded rod 17 is matched with the limiting groove 21, the second threaded rod 17 is threadedly connected with the second butterfly nut 23, and the second butterfly nut 23 is matched with the bottom of the supporting plate 2.

[0029] Working principle: the cement mill water spraying system, in the using process, the first pipeline 5 is connected with the external water supply pipeline to realize water supply, water is transported from the first pipeline 5 to the inner cavities of the first pipeline 5 and the cross pipe 7, and finally sprayed from the bottom of the spray head 8, when the first pipeline 5 needs to be replaced, first, stop water supply, then unscrew the bolts on the flange plate 9, then unscrew the second butterfly nut 23, then move the second threaded rod 17 to the right side, the second threaded rod 17 moves in the inner cavity of the limiting groove 21 and the outer side edge of the cross rod 19, the second threaded rod 17 moves to the right side wall of the inner cavity of the limiting groove 21 and then flips the second threaded rod 17 to the front side, the second threaded rod 17 is flipped around the cross rod 19, in this way, the fixing of the pressing plate 11 is released, then the pressing plate 11 is flipped upwards, the pressing plate 11 is flipped around the pin shaft 15, the pressing plate 11 is flipped away from the first pipeline 5, in this way, the fixing of the first pipeline 5 is released, then the first pipeline 5 is disassembled.

[0030] When the new first pipe 5 is installed, the distance between the pressing plate 11 and the supporting plate 2 can be adjusted according to the diameter of the first pipe 5, the two first butterfly nuts 22 are loosened first, then the first pipe 5 is placed inside the arc-shaped groove 4 on the top of the supporting plate 2, the pressing plate 11 is turned over to the top of the first pipe 5, so that the arc-shaped groove 4 on the bottom of the pressing plate 11 is attached to the first pipe 5, and the pressing plate 11 is moved upward or downward so that the pressing plate 11 is parallel to the supporting plate 2, the first threaded rod 12 is moved in the inner cavity of the through hole 16 under the action of the pressing plate 11, when the pressing plate 11 is parallel to the supporting plate 2, the two first butterfly nuts 22 are tightened to fix the first threaded rod 12, then the second threaded rod 17 is turned over to the inner cavity of the limiting groove 21, then the second threaded rod 17 is moved to the left side of the inner cavity of the limiting groove 21, and finally the second butterfly nut 23 is tightened to fix the pressing plate 11, so as to fix the first pipe 5, compared with the prior art, the device can conveniently replace the first pipe 5, and the device can install the first pipe 5 with different diameters, so that the application range of the device is greatly increased.

[0031] Although the embodiments of the utility model have been shown and described above, it should be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and those skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A water injection system for a cement mill comprising a base plate (1) and a support plate (2), characterised in that: The top of the bottom plate (1) is fixedly connected with a stand (10), the upper plate (2) is fixedly inserted with a bearing (3), the top of the stand (10) is fixedly penetrated through the bearing (3), the top of the upper plate (2) is provided with a first pipe (5), the left side of the first pipe (5) is provided with a second pipe (6), the bottom end of the second pipe (6) is fixedly penetrated through a cross pipe (7), the bottom of the cross pipe (7) is fixedly inserted with a plurality of spray heads (8), the top of the upper plate (2) is provided with a pressing plate (11), the rear side of the pressing plate (11) is movably connected with a first threaded rod (12), the upper plate (2) is provided with a through hole (16), the bottom end of the first threaded rod (12) is movably penetrated through the through hole (16), the outer side edge of the first threaded rod (12) is sleeved with two first butterfly nuts (22), the front side of the pressing plate (11) is provided with a second threaded rod (17), the second threaded rod (17) is provided with a through hole (18) near the top end, the inner cavity of the through hole (18) is movably penetrated through a cross rod (19), the both ends of the cross rod (19) are fixedly connected with a fixed plate (20), the fixed plate (20) is fixedly connected to the front side of the pressing plate (11), the front side of the upper plate (2) is provided with a limiting groove (21), the bottom end of the second threaded rod (17) is movably penetrated through the limiting groove (21) and is sleeved with a second butterfly nut (23).

2. The cement mill water injection system as claimed in claim 1, wherein: The outer side edges of the first pipe (5) and the second pipe (6) are fixedly sleeved with flanges (9), bolts are arranged between the two flanges (9), and the two flanges (9) are connected through the bolts.

3. The cement mill water injection system as claimed in claim 1, wherein: The top end of the first threaded rod (12) is fixedly connected with a first connecting plate (13), the front and rear sides of the first connecting plate (13) are provided with a second connecting plate (14), the inner cavity of the first connecting plate (13) is movably penetrated through a pin shaft (15), the pin shaft (15) is rotatably connected with the first connecting plate (13), the both ends of the pin shaft (15) are fixedly penetrated through the adjacent second connecting plate (14), and the second connecting plate (14) is fixedly connected to the rear side of the pressing plate (11).

4. The cement mill water injection system as claimed in claim 1, wherein: The top of the upper plate (2) and the bottom of the pressing plate (11) are both provided with an arc-shaped groove (4), and the arc-shaped groove (4) is matched with the first pipe (5).

5. The cement mill water injection system as claimed in claim 1, wherein: The first threaded rod (12) is threadedly connected with the first butterfly nut (22), and the two first butterfly nuts (22) are respectively matched with the top and the bottom of the upper plate (2).

6. The cement mill water injection system as claimed in claim 1, wherein: The second threaded rod (17) is matched with the limiting groove (21), the second threaded rod (17) is threadedly connected with the second butterfly nut (23), and the second butterfly nut (23) is matched with the bottom of the upper plate (2).

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