CN217194596U

CN217194596U - Water-retaining and sand-blocking mechanism of rotary roller body

Info

Publication number: CN217194596U
Application number: CN202220747646.6U
Authority: CN
Inventors: 谢举霞; 罗柳根; 高欢
Original assignee: Wuxi Yinzhen Material Technology Co ltd
Current assignee: Wuxi Yinzhen Material Technology Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-08-16
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to a rotatory roll body manger plate keeps off sand mechanism. The utility model discloses a: the rotor part is embedded into the casing along the axial direction, an annular straight-through type sealing chamber is formed between the part of the rotor embedded into the casing and the casing, first helical teeth which are distributed annularly are arranged on one axial end face of the casing, second helical teeth which are distributed annularly and meshed with the first helical teeth are arranged on one axial end face of the rotor, a staggered type sealing chamber is formed between the rotor and the casing through the first helical teeth and the first helical teeth, and the staggered type sealing chamber is communicated with the annular straight-through type sealing chamber. A rotatory roll body manger plate keeps off sand mechanism, can prevent the abrasive material through the roller with wash the problem that the annular gap between the case leaked and eliminated the abrasive material loss, reduced manufacturing cost, guaranteed that the job site environment is clean when guaranteeing equipment performance.

Description

Water-retaining and sand-blocking mechanism of rotary roller body

Technical Field

The utility model belongs to the technical field of the sealing member technique for rotatory roll body and specifically relates to indicate a rotatory roll body manger plate keeps off sand mechanism.

Background

The process for descaling and oxidizing a layer of a metal material is a green environment-friendly process based on a high-pressure abrasive water spraying technology, and the process adopts a physical mode to descale: in the cleaning box, water is pressurized to about 500MPa, so that the abrasive and high-pressure water are fully mixed in the nozzle to form a solid-liquid two-phase fluid with a certain concentration, and the solid-liquid two-phase fluid is hit on the surface of the metal material at a high speed. The surface of the oxide skin is smashed by the high-speed abrasive material, and simultaneously, the surface matrix is exposed under the impact force of high-pressure water flow, so that the purpose of removing the oxide skin on the surface of the metal material is achieved. When the metal material is cleaned, because an annular gap is formed between the shafts at the two ends of the rotary roller body and the cleaning box, the high-pressure water easily carries the abrasive to sputter or leak out of the cleaning box through the roller surface and the axial flow to the annular gap, thereby not only causing the waste of the abrasive, but also reducing the performance of the equipment and influencing the field environment.

Disclosure of Invention

The utility model discloses a main aim at is directed against above-mentioned problem, designs one kind and is used for wasing that the incasement rotatory roller body was used, prevent that the water under high pressure from carrying the abrasive material through the roller and wasing the annular gap between the case, leak to the manger plate that washs the case outside and keep off sand mechanism.

In order to solve the technical problem, the utility model provides a rotatory roll body manger plate keeps off sand mechanism, casing and rotor, the rotor part is along axial embedding in the casing, be formed with the sealed room of annular through type between the part of rotor embedding casing and the casing, follow an axial terminal surface of casing is equipped with the first skewed tooth that is annular distribution, follows an axial terminal surface of rotor is equipped with the second skewed tooth that is annular distribution and meshes mutually with first skewed tooth, form the sealed room of staggered arrangement type through first skewed tooth and first skewed tooth between rotor and the casing, the sealed room of staggered arrangement type is linked together with the sealed room of annular through type.

In an embodiment of the present invention, a first mounting through hole for mounting the rotating roller body is provided along the axial direction of the rotor.

In an embodiment of the present invention, the first mounting hole is in interference fit with a roll surface of the rotating roll body.

In an embodiment of the present invention, a second mounting through hole for passing the rotary roller body is provided along the axial direction of the housing.

In an embodiment of the present invention, the hole wall of the second mounting through hole is provided with an abrasive outlet.

The utility model discloses an in the embodiment, follow the axial of rotor is equipped with first annular boss, follows the axial of casing is equipped with second annular boss, first annular boss imbeds in the downthehole of second annular boss, follows first annular boss is equipped with annular groove, annular groove locates between first annular boss and the second annular boss.

The present invention provides an embodiment, wherein the first helical teeth are disposed on the casing surface adjacent to the first annular boss, and the second helical teeth are disposed on the end surface of the second annular boss.

In an embodiment of the present invention, an annular abrasive material port communicating with the staggered sealing chamber is formed between the end surface of the second annular boss and the rotor.

In an embodiment of the present invention, the rotor includes two semi-circular structures, and the two semi-circular structures are connected by a screw.

In an embodiment of the present invention, the rotor is provided with a threaded hole for connecting the rotating roller body and the rotor.

Compared with the prior art, the technical scheme of the utility model have following advantage:

a rotatory roll body manger plate keeps off sand mechanism, can prevent the abrasive material through the roller with wash the problem that the annular gap between the case leaked and eliminated the abrasive material loss, reduced manufacturing cost, guaranteed that the job site environment is clean when guaranteeing equipment performance.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which

Fig. 1 is the structure schematic diagram of the water-retaining sand-retaining mechanism of the rotary roller body.

Fig. 2 is the utility model discloses a rotatory roll body manger plate keeps off sand mechanism and is wasing the application schematic diagram of incasement.

The specification reference numbers indicate: 1. a housing; 2. a rotor; 3. an annular pass-through seal chamber; 4. a first helical tooth; 5. a second helical tooth; 6. staggered seal chambers; 7. a first mounting through hole; 8. rotating the roller body; 9. a second mounting through hole; 10. an abrasive outlet; 11. an annular abrasive through opening; 12. connecting holes; 13. a threaded hole; 14. a cleaning tank; 15. a high pressure water gun; 16. a metal material; 17. an annular gap.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, the utility model discloses a rotatory roll body manger plate keeps off sand mechanism, casing 1 and rotor 2, rotor 2 part is embedded in casing 1 along the axial, be formed with annular through type seal chamber 3 between rotor 2 embedding casing 1's part and the casing 1, follow an axial terminal surface of casing 1 is equipped with the first skewed tooth 4 that is annular distribution, follows rotor 2's axial terminal surface is equipped with the second skewed tooth 5 that is annular distribution and meshes mutually with first skewed tooth 4, form staggered type seal chamber 6 through first skewed tooth 4 and first skewed tooth 4 between rotor 2 and the casing 1, staggered type seal chamber 6 is linked together with annular through type seal chamber 3. And a 5-9 mm distance is reserved between the casing 1 and the rotor 2.

Specifically, a first mounting through hole 7 for mounting a rotating roller body 8 is provided in the axial direction of the rotor 2.

Specifically, the first mounting through hole 7 is in interference fit with the roll surface of the rotating roll body 8.

Specifically, a second mounting through hole 9 for passing the rotating roller body 8 is provided along the axial direction of the housing 1.

Specifically, the wall of the second mounting through hole 9 is provided with an abrasive outlet hole 10.

Specifically, follow the axial of rotor 2 is equipped with first annular boss, follows the axial of casing 1 is equipped with second annular boss, first annular boss imbeds in the downthehole of second annular boss, follows first annular boss is equipped with the annular groove, the annular groove is located between first annular boss and the second annular boss.

Specifically, the first helical teeth 4 are arranged on the surface of the casing 1 adjacent to the first annular boss, and the second helical teeth 5 are arranged on the end surface of the second annular boss.

Specifically, an annular abrasive material through opening 11 communicating with the staggered seal chamber 6 is formed between the end face of the second annular boss and the rotor 2.

Specifically, the rotor 2 comprises two semicircular structures which are in threaded connection through the connecting holes 12, so that the installation and the disassembly on site are facilitated.

In particular, the rotor 2 is provided with threaded holes 13 for the connection of the rotating roller body 8 to the rotor 2.

As shown in fig. 2, for the utility model discloses use the schematic diagram, casing 1 welded fastening is in wasing 14 inner walls of case,

rotor

2 and 8 roll surfaces interference fit of rotatory roll body, and the abrasive material and the high pressure water mixture body are erupted to 16 one sides of metal material to during operation high pressure squirt 15, are fixed in the direct choked flow abrasive material of rotor 2 of roll surface, prevent that the abrasive material from flowing to the roller or flowing out through the annular gap through the roll surface and wash case 14. The casing 1 covers the annular gap 17, and the abrasive on the inner wall of the cleaning tank 14 cannot flow to the annular gap 17, preventing the abrasive from leaking. Part of the abrasive material is sputtered to the staggered sealing chamber 6 formed by the machine shell 1 and the rotor 2, the abrasive material flows out to the cleaning box 14 from the lower part of the staggered sealing chamber 6 after rotating, if the abrasive material in the staggered sealing chamber 6 is excessive, the abrasive material flows into the annular through-type sealing chamber 3, most of the abrasive material flows back to the staggered sealing chamber 6 again after rotating and flows out to the cleaning box 14 from the lower part, a small part of the abrasive material flows into the machine shell 1 and flows out to the cleaning box 14 through the abrasive material outlet hole 10, the abrasive material is prevented from flowing out through the annular through-type sealing chamber 3 formed by the shaft of the rotating roller body 8 and the cleaning box 14, and the abrasive material completely flows back to the cleaning box 14 after passing through the sealing element.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a rotatory roll body manger plate keeps off sand mechanism which characterized in that includes: casing (1) and rotor (2), rotor (2) part is along axial embedding in casing (1), be formed with cyclic annular through type seal chamber (3) between the part of rotor (2) embedding casing (1) and casing (1), follow an axial terminal surface of casing (1) is equipped with first skewed tooth (4) that are cyclic annular distribution, follows an axial terminal surface of rotor (2) is equipped with second skewed tooth (5) that are cyclic annular distribution and mesh with first skewed tooth (4), form staggered type seal chamber (6) through first skewed tooth (4) and first skewed tooth (4) between rotor (2) and casing (1), staggered type seal chamber (6) are linked together with cyclic annular through type seal chamber (3).

2. A water-retaining and sand-blocking mechanism for a rotary roller body according to claim 1, characterized in that a first mounting through hole (7) for mounting the rotary roller body (8) is provided in the axial direction of the rotor (2).

3. The water and sand blocking mechanism for rotary roller body according to claim 2, wherein the first mounting through hole (7) is in interference fit with the surface of the rotary roller body (8).

4. A water-retaining and sand-blocking mechanism for a rotary roller body according to claim 1, characterized in that a second mounting through hole (9) for passing the rotary roller body (8) is provided along the axial direction of the casing (1).

5. The water-retaining and sand-blocking mechanism for the rotating roller body according to claim 4, characterized in that the wall of the second mounting through hole (9) is provided with an abrasive outlet (10).

6. The water-retaining and sand-blocking mechanism for the rotating roller body according to claim 1, wherein a first annular boss is provided along the axial direction of the rotor (2), a second annular boss is provided along the axial direction of the casing (1), the first annular boss is embedded in a hole of the second annular boss, an annular groove is provided along the first annular boss, and the annular groove is provided between the first annular boss and the second annular boss.

7. The water-retaining and sand-blocking mechanism for the rotary roller body of claim 6, wherein the first helical teeth (4) are arranged on the surface of the casing (1) adjacent to the first annular boss, and the second helical teeth (5) are arranged on the end surface of the second annular boss.

8. The water-retaining and sand-blocking mechanism for the rotary roller body according to claim 6, characterized in that an annular grinding material through hole (11) communicated with the staggered sealing chamber (6) is formed between the end surface of the second annular boss and the rotor (2).

9. A rotating roll body water-retaining and sand-blocking mechanism according to claim 1, characterized in that the rotor (2) comprises two semicircular structures, which are connected by a screw thread.

10. A rotating roll body water and sand stop according to claim 1, characterised in that the rotor (2) is provided with threaded holes (13) for the connection of the rotating roll body (8) to the rotor (2).