CN217413663U - High-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron - Google Patents
High-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron Download PDFInfo
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- CN217413663U CN217413663U CN202221515206.4U CN202221515206U CN217413663U CN 217413663 U CN217413663 U CN 217413663U CN 202221515206 U CN202221515206 U CN 202221515206U CN 217413663 U CN217413663 U CN 217413663U
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Abstract
The utility model discloses a high-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron, which comprises a hollow nozzle body, wherein one end of the nozzle body is a connecting end of a spray gun body, and the other end of the nozzle body is a nozzle operating end; the lateral surface of the connecting end of the spray gun body is provided with connecting threads, the length of the connecting end of the spray gun body is set to be 25MM, and the length of the operating end of the spray nozzle is set to be 85 MM. The utility model discloses an increase nozzle operation end, can make nozzle operation end stretch into downthehole sandblast that carries on, the line is concentrated, and the sandblast is of high quality. The sand flow guiding part is set to be a trapezoidal sand flow guiding part with the cross section gradually reduced from outside to inside, the sand flow high-speed flowing part is set to be a strip-shaped sand flow high-speed flowing part with the rectangular cross section, so that sand flow can conveniently enter the nozzle and can be subjected to beam flow, and the sand blasting efficiency is high because the beam flow is not dispersed; because of adopting high chromium wear-resistant cast iron material, the nozzle has good wear-resistant characteristic, and adopts investment casting molding, the cost of the nozzle is low, the price is cheap, and the use cost is reduced.
Description
Technical Field
The utility model relates to the technical field of machinery, what especially relate to is a high-pressure sand blasting machine nozzle structure of high chromium cast iron that wear-resistants.
Background
The nozzle of the high-pressure sand blasting machine is a main accessory on the high-pressure sand blasting machine and is a consumable wearing part. The accessory of the high-pressure sand blasting machine on the current market is made of hard alloy, is high in hardness and durable, but the length of the nozzle is too short, so that the requirement on sand blasting of special products cannot be met. For some products needing sand blasting, the short nozzle disperses the sprayed sand flow, so that the requirement of sand blasting on specific areas cannot be met, and the dispersed sand flow easily causes the condition that the areas without sand blasting are damaged and damaged. In addition, the nozzle is short, the jet flow is easy to disperse, the sand flow force of sand blasting is dispersed, and the sand blasting efficiency is reduced. Thirdly, the nozzle is required to be made of wear-resistant material, the wear consumption is very high due to the over-high pressure sand flow in the inner cavity of the nozzle, and even the hard alloy nozzle is worn quickly and is expensive.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the high-pressure sand blasting machine nozzle structure of the high-chromium wear-resistant cast iron has the advantages of good sand blasting quality, high sand blasting efficiency and low use cost.
The technical scheme of the utility model as follows: a high-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron comprises a hollow nozzle body, wherein one end of the nozzle body is a spray gun body connecting end, and the other end of the nozzle body is a nozzle operating end; the outer side face of the connecting end of the spray gun body is provided with connecting threads, the length of the connecting end of the spray gun body is set to be 25MM, and the length of the operating end of the nozzle is set to be 85 MM.
The nozzle structure of the high-pressure sand blasting machine is applied to the technical scheme, wherein the hollow part of the nozzle body comprises a sand flow guide part and a sand flow high-speed flowing part; the sand flow guide part is arranged at the connecting end of the spray gun body.
The nozzle structure of the high-pressure sand blasting machine is applied to all the technical schemes, the sand flow guide part is a trapezoid sand flow guide part with a section gradually reduced from outside to inside, and the sand flow high-speed flow part is a strip-shaped sand flow high-speed flow part with a rectangular section.
Be applied to above-mentioned each technical scheme, high pressure sand blasting machine nozzle structure in, the spray gun body link lateral surface still is provided with the spanner screens.
Be applied to above-mentioned each technical scheme, high-pressure sand blasting machine nozzle structure in, the nozzle body adopts high chromium cast iron material to make.
Be applied to above-mentioned each technical scheme, high pressure sand blasting machine nozzle structure in, the nozzle body adopts the investment precision casting forming process to make.
The utility model has the advantages that:
the utility model discloses a will nozzle operation end length sets up to 85MM, has lengthened nozzle operation end, can make nozzle operation end stretch into downthehole sandblast that carries out, and the line is concentrated, and the sandblast is of high quality. The sand flow guiding part is set to be a trapezoidal sand flow guiding part with the cross section gradually reduced from outside to inside, and the sand flow high-speed flowing part is set to be a strip-shaped sand flow high-speed flowing part with the rectangular cross section, so that sand flow can conveniently enter the nozzle and can be subjected to beam flow, and the sand blasting efficiency is high because the beam flow is not dispersed; and because the high-chromium wear-resistant cast iron material is adopted, the nozzle has good wear-resistant characteristic and is formed by adopting investment casting, the cost of the nozzle is low, the price is low, and the use cost is reduced.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The embodiment provides a high-chromium wear-resistant cast iron nozzle structure of a high-pressure sand blasting machine, and as shown in fig. 1 and fig. 2, the high-pressure sand blasting machine nozzle structure comprises a hollow nozzle body, wherein one end of the nozzle body is a spray gun body connecting end 10, and the other end of the nozzle body is a nozzle operating end 20; the outer side face of the connecting end of the spray gun body is provided with a connecting thread 11 and a wrench clamping position 12, the length of the connecting end 10 of the spray gun body is set to be 25MM, and the length of the operating end 20 of the spray nozzle is set to be 85 MM.
Wherein, connecting thread 11 is used for the nozzle body to be connected with the sand blasting machine, specifically, the nozzle body passes through connecting thread 11 and sand blasting machine's spray gun body threaded connection, wherein, connecting thread 11 sets up to the external screw thread, when connecting, with its twist spray gun body the internal thread can, and, when twisting the spray gun body with the nozzle body, can use the spanner to twist into the operation through spanner screens 12, and, when dismantling, also can use the spanner to twist out the operation through spanner screens 12, it is simple and easy convenient to operate.
As shown in fig. 1, the hollow of the nozzle body includes a sand flow guide portion 13 and a sand flow high-speed flow portion 21; the sand flow guide part 13 is arranged at the connecting end 10 of the spray gun body; the sand flow guiding part 13 is a trapezoidal sand flow guiding part with the cross section gradually decreasing from outside to inside; the sand flow high-speed flowing part 21 is a strip-shaped sand flow high-speed flowing part with a rectangular cross section; so, through trapezoidal sand flow guide part, can make things convenient for the sand flow to get into behind the nozzle body to enter into the high-speed portion that flows of strip sand flow and carry out high-speed flow, the sandblast is efficient.
In addition, the nozzle body is made of high-chromium cast iron material; and the nozzle body is manufactured by adopting an investment precision casting molding process, and the investment precision casting molding is a mode with the lowest manufacturing cost, so that the manufacturing cost is lower.
So, this embodiment high pressure sand blasting machine nozzle structure, its nozzle operation end extension 70MM on original basis has retrained the sand flow, can stretch into downthehole etc. and carry out the operation sandblast, has protected the product surface of operation, has improved the operating efficiency, has guaranteed the kinetic energy of sand flow. And, through setting up wrench screens, make things convenient for the nozzle to twist into the spray gun body and connect. Through trapezoidal sand flow guide part and the high-speed portion that flows of strip sand flow, make things convenient for the sand flow to get into the nozzle body after, carry out high-speed flow. The high-chromium wear-resistant cast iron is adopted, because the inner hole is internally provided with a high-speed flowing sand flow, such as corundum, steel shot and the like, the high-chromium wear-resistant cast iron is designed for reducing wear and improving wear resistance, and has good wear resistance. In addition, the investment precision casting molding is adopted, which is a mode with the lowest manufacturing cost.
Therefore, the utility model discloses a will nozzle operation end length sets up to 85MM, has lengthened nozzle operation end, can make nozzle operation end stretch into downthehole sandblast that carries out, and the line is concentrated, and the sandblast is of high quality. The sand flow guiding part is set to be a trapezoidal sand flow guiding part with the cross section gradually reduced from outside to inside, and the sand flow high-speed flowing part is set to be a strip-shaped sand flow high-speed flowing part with the rectangular cross section, so that sand flow can conveniently enter the nozzle and can be subjected to beam flow, and the sand blasting efficiency is high because the beam flow is not dispersed; and moreover, because the high-chromium wear-resistant cast iron material is adopted, the nozzle has good wear-resistant characteristic, and is formed by precision casting of an investment mold, so that the cost of the nozzle is low, the price is low, and the use cost is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a high pressure sand blasting machine nozzle structure of wear-resisting cast iron of high chromium which characterized in that:
the spray gun comprises a hollow spray nozzle body, wherein one end of the spray nozzle body is a spray gun body connecting end, and the other end of the spray nozzle body is a spray nozzle operation end; the outer side face of the connecting end of the spray gun body is provided with connecting threads, the length of the connecting end of the spray gun body is set to be 25MM, and the length of the operating end of the nozzle is set to be 85 MM.
2. The high pressure sander nozzle structure of claim 1, wherein: the hollow part of the nozzle body comprises a sand flow guide part and a sand flow high-speed flowing part; the sand flow guide part is arranged at the connecting end of the spray gun body.
3. The high pressure sander nozzle structure of claim 2, wherein: the sand flow guide part is a trapezoidal sand flow guide part with a section gradually reduced from outside to inside; the sand flow high-speed flowing part is a strip-shaped sand flow high-speed flowing part with a rectangular cross section.
4. The high pressure blasting machine nozzle structure according to claim 3, wherein: and a wrench clamping position is also arranged on the outer side surface of the connecting end of the spray gun body.
5. The high pressure sander nozzle structure of claim 4, wherein: the nozzle body is made of high-chromium cast iron material.
6. The high pressure blasting machine nozzle structure according to claim 5, wherein: the nozzle body is manufactured by adopting an investment precision casting molding process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221515206.4U CN217413663U (en) | 2022-06-16 | 2022-06-16 | High-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221515206.4U CN217413663U (en) | 2022-06-16 | 2022-06-16 | High-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217413663U true CN217413663U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221515206.4U Active CN217413663U (en) | 2022-06-16 | 2022-06-16 | High-pressure sand blasting machine nozzle structure of high-chromium wear-resistant cast iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217413663U (en) |
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2022
- 2022-06-16 CN CN202221515206.4U patent/CN217413663U/en active Active
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