CN219615695U - Cement abrasion-resistant sealing mechanism - Google Patents

Abstract

The utility model relates to the technical field of cement equipment sealing and discloses a cement wear-resistant sealing mechanism, which comprises a feeding pipe and a grinding head, wherein a material receiving cover is welded on the outer side of the feeding pipe, a dust collector is arranged on one side of the material receiving cover, the material receiving cover and the dust collector are movably connected with each other through flange screws, an ash collecting box is fixedly arranged on the outer side of an air outlet of the dust collector, a first rotating shaft is fixedly arranged on the inner side of the upper end of the ash collecting box, and a first cover plate is fixedly arranged on the surface of the first rotating shaft.

Description

Cement abrasion-resistant sealing mechanism

Technical Field

The utility model relates to the technical field of cement equipment sealing, in particular to a cement wear-resistant sealing mechanism.

Background

The cement material is a granular raw material obtained by grinding specific kinds of ores into powder, for example, publication No. CN209379112U discloses a labyrinth type full-sealing material cover of a grinding head of a cement ball mill, which comprises a static feeding hopper and a rotary grinding head, wherein the feeding hopper is arranged in the rotary grinding head, and is characterized in that: the material receiving cover is welded on the feeding hopper in a seamless mode, the material receiving cover circumferentially covers the rotating grinding head and keeps a certain gap with the rotating grinding head, the material receiving cover covers an end connecting flange above the rotating grinding head, a felt is arranged between the flange and a contact surface of the material receiving cover, the felt is in small-angle contact with the rotating grinding head, an inner chamfer is arranged at the end of the material receiving cover, the bottom of the material receiving cover is connected with a dust collecting pipeline, a handle type butterfly valve is arranged on the dust collecting pipeline, dust is discharged through the handle type butterfly valve, but when the dust collecting device is used, the dust in the material receiving cover is difficult to be discharged through the dust collecting pipe without external force interference, and therefore, the cement abrasion-resistant sealing mechanism is researched and improved aiming at the existing structure and the defect, so that the aim of higher practical value is achieved.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a cement wear-resistant sealing mechanism to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a wear-resisting sealing mechanism of cement, includes inlet pipe, bistrique, the outside welding of inlet pipe has the material cover that connects, connect one side of material cover to install the dust catcher, connect material cover and dust catcher to be close to each other the face and pass through flange spiral shell swing joint, the air outlet outside fixed mounting of dust catcher has the album ash box, the inboard fixed mounting of upper end of album ash box has first pivot, first pivot fixed surface installs first apron, first apron upper end evenly is provided with a plurality of ventilation holes.

Further, the magnets are fixedly arranged on the inner sides of the surfaces, close to each other, of the first cover plate and the ash collecting box, when the device is in use, strong air flow can blow up the first cover plate, after gaps are formed, dust can reach the outer space from the gaps, the first cover plate is adsorbed on the ash collecting box through the magnets, and therefore the air flow cannot blow up the first cover plate.

Further, the inside top movable mounting of album ash box has the sieve, and when the dust flows when the ventilation hole through first apron, can cause the jam to first apron, screens the dust flow through the sieve and blocks, makes the dust stay album ash box inside.

Further, the inside flabellum surface of dust catcher is all even fixed mounting has a plurality of strengthening ribs of quantity, and when the device is in long-term use, the blade high-speed rotation on the dust catcher and cement particle striking can cause the damage of dust catcher to reduce the life of dust catcher, promote the intensity of dust catcher through the strengthening rib, in order to deal with long-term high-speed cement particle striking.

Further, the second rotating shaft is fixedly arranged at the inner side of the air outlet end of the dust collector, the second cover plate is fixedly arranged on the surface of the second rotating shaft, after the device is stopped, dust flow entering the dust collecting box can overflow into the pipe wall of the dust collector under the action of gravity and pressure, and at the moment, the air outlet of the dust collector can be blocked through the second cover plate falling under the gravity of the dust collector, so that the dust is prevented from overflowing.

Further, one side of the second cover plate, which is close to the dust collector, is fixedly provided with a rubber pad, and when the second cover plate plugs an air outlet of the dust collector, the sealing performance of the second cover plate and the plug of the dust collector is enhanced through the rubber pad.

The utility model has the technical effects and advantages that:

1. according to the utility model, the material receiving cover, the flange screw, the dust collector, the dust collecting box and the first cover plate are arranged, so that dust entering the material receiving cover can be adsorbed by the dust collector in the use process, and the dust is stored in the dust collecting box, thereby avoiding inconvenience in cleaning after a large amount of dust is accumulated when the material receiving cover seals the grinding head, causing friction loss to the material receiving cover when the device operates, and greatly improving the practicability of the device.

2. According to the utility model, the magnet is arranged, when the device is used, strong gas flow can blow up the first cover plate, dust can reach the external space from the gap after the gap is generated, and the first cover plate is adsorbed on the dust collecting box through the magnet, so that the gas flow can not blow up the first cover plate, and the practicability of the device is greatly improved.

Drawings

Fig. 1 is a schematic cross-sectional structure of the present utility model.

Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.

Fig. 3 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present utility model.

Fig. 4 is a schematic view of a partial enlarged structure at C in fig. 1 according to the present utility model.

The reference numerals are: 100. a feed pipe; 101. grinding head; 110. a receiving cover; 111. a flange screw; 112. a dust collector; 113. reinforcing ribs; 114. an ash collection box; 115. a first rotating shaft; 116. a first cover plate; 117. a magnet; 118. a sieve plate; 120. a second rotating shaft; 121. a second cover plate; 122. and a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Embodiment one: referring to fig. 1-4, the wear-resistant sealing mechanism for cement provided by the utility model comprises a feeding pipe 100 and a grinding head 101, wherein a material receiving cover 110 is welded on the outer side of the feeding pipe 100, a dust collector 112 is arranged on one side of the material receiving cover 110, the material receiving cover 110 and the dust collector 112 are movably connected with each other through a flange screw 111, an ash collecting box 114 is fixedly arranged on the outer side of an air outlet of the dust collector 112, a first rotating shaft 115 is fixedly arranged on the inner side of the upper end of the ash collecting box 114, a first cover plate 116 is fixedly arranged on the surface of the first rotating shaft 115, and a plurality of ventilation holes are uniformly formed in the upper end of the first cover plate 116.

Working principle: in use, when flying cement dust enters the material receiving cover 110 from the gap between the grinding head 101 and the material receiving cover 110, the dust in the material receiving cover 110 is absorbed by the activated dust collector 112 and discharged into the dust collecting box 114, and the gas in the absorbed dust flow is discharged out of the device from the vent hole above the first cover plate 116, so that the dust is remained in the dust collecting box 114.

Embodiment two:

the second embodiment differs from the first embodiment in that: the first cover plate 116 and the dust collection box 114 are fixedly provided with magnets 117 on the inner sides of the surfaces close to each other, the screen plate 118 is movably arranged above the inner side of the dust collection box 114, a plurality of reinforcing ribs 113 are uniformly and fixedly arranged on the surfaces of blades inside the dust collector 112, the second rotating shaft 120 is fixedly arranged on the inner side of the air outlet end of the dust collector 112, the second cover plate 121 is fixedly arranged on the surface of the second rotating shaft 120, a rubber pad 122 is fixedly arranged on one side of the second cover plate 121, which is close to the dust collector 112, when the dust collector is used, the first cover plate 116 is fixed above the dust collection box 114 through the magnets 117 which are mutually adsorbed, when air passes through the vent holes of the first cover plate 116, dust is screened by the screen plate 118, dust is blocked, when the dust collector 112 is adsorbed for a long time, the blade strength of the dust collector 112 is improved through the reinforcing ribs 113, and after the dust collector 112 stops running, the second cover plate 121 falls down under the action of gravity, the air outlet of the dust collector 112 is blocked, so that discharged dust is prevented from flowing backwards into the dust collector 112, the dust collector 112 is prevented from being overflowed, and the sealing performance of the second cover plate 121 at the air outlet end of the dust collector 112 is enhanced through the rubber pad 122.

Finally: the foregoing is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the utility model, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a wear-resistant sealing mechanism of cement, includes inlet pipe (100), bistrique (101), its characterized in that: the dust collector is characterized in that a receiving cover (110) is welded on the outer side of the feeding pipe (100), a dust collector (112) is mounted on one side of the receiving cover (110), the receiving cover (110) and the dust collector (112) are movably connected through flange screws (111) on the surfaces close to each other, an ash collecting box (114) is fixedly mounted on the outer side of an air outlet of the dust collector (112), a first rotating shaft (115) is fixedly mounted on the inner side of the upper end of the ash collecting box (114), a first cover plate (116) is fixedly mounted on the surface of the first rotating shaft (115), and a plurality of ventilation holes are uniformly formed in the upper end of the first cover plate (116).

2. A cement wear seal in accordance with claim 1, wherein: magnets (117) are fixedly arranged on the inner sides of the surfaces, close to each other, of the first cover plate (116) and the dust collecting box (114).

3. A cement wear seal in accordance with claim 1, wherein: a sieve plate (118) is movably arranged above the inside of the ash collecting box (114).

4. A cement wear seal in accordance with claim 1, wherein: a plurality of reinforcing ribs (113) are uniformly and fixedly arranged on the surfaces of fan blades in the dust collector (112).

5. A cement wear seal in accordance with claim 1, wherein: the inner side of the air outlet end of the dust collector (112) is fixedly provided with a second rotating shaft (120), and the surface of the second rotating shaft (120) is fixedly provided with a second cover plate (121).

6. A cement wear seal in accordance with claim 5, wherein: and a rubber pad (122) is fixedly arranged on one side of the second cover plate (121) close to the dust collector (112).