CN214351767U

CN214351767U - Dustless sand blasting equipment

Info

Publication number: CN214351767U
Application number: CN202022717870.4U
Authority: CN
Inventors: 朱南
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-10-08
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a dust-free sand blasting device, which comprises a frame, wherein a sand blasting tank is additionally arranged in the frame, the lower part of the sand blasting tank is connected with a water-sand mixer through a pneumatic sand valve, one side of the water-sand mixer is connected with a water tank through a water pipe, and the water tank is fixed on the frame in a welding mode; one side of the sand blasting tank is provided with a control box, a pressure stabilizing filter is connected in the control box through a booster pump, and the pressure stabilizing filter is connected with a water-sand mixing device at the outlet of the sand blasting tank through an air pipe with a sealing ring, so that the sand blasting effect in the sand blasting tank is controlled. Compared with the prior art, the utility model the advantage lie in: the product is suitable for the environmental protection requirements of the current country and the international environment, the high-efficiency and energy-saving advantages of dry type sand blasting equipment are continued through the improvement, and the dust-free effect is achieved. The utilization efficiency of users is improved, the service life of the equipment is prolonged, the superiority of the equipment is fully exerted, and the correct operation method is matched, so that the productivity of the users is improved, and better economic benefit is obtained.

Description

Dustless sand blasting equipment

Technical Field

The utility model relates to a sandblast processing field specifically indicates a dustless sand blasting equipment.

Background

The sand blasting technology is widely applied to various industrial fields of ships, bridges, hydraulic engineering, mining machinery manufacturing, right oil, chemical engineering, metallurgy, port construction, light industry, aircraft manufacturing, locomotive manufacturing, instruments and meters, precision manufacturing, electronics and the like; is an ideal method for cleaning grain before coating metal surface; the surface strengthening and carving and decorating functions can be achieved for the non-coating surface.

The current sand blasting equipment is when actual operation, and dust pollution is too big, is not conform to the trend of present environmental protection production, and the sandblast effect is not good, and the later stage clearance is loaded down with trivial details, consumes a large amount of manpower and materials, does not satisfy present sandblast needs.

Therefore, it is imperative to design a dust-free sand blasting apparatus.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a technical scheme does: a dust-free sand blasting device comprises a rack, wherein a sand blasting tank is additionally arranged in the rack, the lower part of the sand blasting tank is connected with a water-sand mixer through a pneumatic sand valve, one side of the water-sand mixer is connected with a water tank through a water pipe, and the water tank is fixed on the rack in a welding mode;

one side of the sand blasting tank is provided with a control box, a pressure stabilizing filter is connected in the control box through a booster pump, and the pressure stabilizing filter is connected with a water-sand mixing device at the outlet of the sand blasting tank through an air pipe with a sealing ring, so that the sand blasting effect in the sand blasting tank is controlled.

Compared with the prior art, the utility model the advantage lie in: (1) the cleaning efficiency reaches more than 90% of the dry sand blasting efficiency when reaching the processing grade of Sa2.5-3, and the requirement that the repair cycle of the ship is better than that of handheld ultrahigh pressure water cleaning is completely met;

(2) the roughness, the roughness of the surface of the treated steel can reach about 90um, so that the quality of the coating with the adhesive force of the coating is better than that of the ultra-high pressure water cleaning;

(3) the dust removal effect can reduce more than 95% of dust, improve the working environment and the surrounding living environment, and reduce the risks of occupational diseases and safety accidents;

(4) the function is strong, can realize dustless sandblast steam purge air drying a tractor serves several purposes safe and reliable.

As an improvement, the lower part of the frame is provided with a base.

As an improvement, one side of the sand blasting tank is provided with a maintenance window for later maintenance and overhaul.

Drawings

FIG. 1 is a schematic view of a dust-free blasting apparatus.

As shown in the figure: 1. the device comprises a water tank, 2, a control box, 3, a booster pump, 4, a pressure stabilizing filter, 5, a sand blasting tank, 6, a maintenance window, 7, a pneumatic sand valve, 8, a water-sand mixer, 9, a frame, 10 and a base.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

When the utility model is implemented in detail, the dust-free sand blasting equipment comprises a frame 9, wherein a sand blasting tank 5 is additionally arranged in the frame 9, the lower part of the sand blasting tank 5 is connected with a water-sand mixer 8 through a pneumatic sand valve 7, one side of the water-sand mixer 8 is connected with a water tank 1 through a water pipe, and the water tank 1 is fixed on the frame 9 in a welding way;

5 one side of sandblast jar is equipped with control box 2, is connected with voltage stabilizing filter 4 through booster pump 3 in the control box 2, and voltage stabilizing filter 4 is connected with the water sand mixing arrangement of 5 exports of sandblast jar through the trachea that has the sealing washer, realizes the control of sandblast effect in the sandblast jar 5.

The lower part of the frame 9 is provided with a base 10.

And a maintenance window 6 is formed in one side of the sand blasting tank 5 and is used for later maintenance and overhaul.

The utility model discloses a theory of operation: the device is a dust-free, environment-friendly and safe abrasive medium suitable for explosion-proof sand blasting equipment and has various types

The abrasive can be normally used, can be controlled by a manual or pneumatic control original piece, is multiple in selection, stable and durable in equipment, low in maintenance cost, integrates functions of sand blasting, water spraying and air spraying, can obtain more ideal surface roughness than high-pressure water equipment, and obviously increases paint adhesion.

The equipment parameters were as follows:

sand tank volume 1 cube

The length of the sand pipe is 18m

Sand pipe caliber 11/4 in

The caliber of the nozzle is 3-12mm

Gas supplyAmount of 3-8m³/min

Maximum air supply pressure 1Mpa

The sand blasting pressure range is 0.5-0.7Mpa

The sand consumption is less than or equal to 5kg/min

The sand filling interval is 30min (the sand filling amount is calculated as the total volume 2/3 of the tank body)

The sanding efficiency is 16 square meters per hour (the thickness of a coating with a dry film is less than 100 mu m is sanded).

The nozzle specifications were selected as follows:

nozzle caliber air quantity sand consumption iron sand quantity grinding area

mm m³/mm Kg/h Kg/h m²/h

2 0.25 25.5 74 0.7

3 0.55 56 160 1.5

4 0.98 100 290 2.7

5 1.53 156 450 4.2

6 2.2 224 650 6.0

7 3.0 306 890 8.2

8 3.92 400 1160 10.7

9 4.96 506 1470 13.6

10 6.1 622 1800 16.7

11 7.4 755 2200 20.2

12 8.8 900 3050 24.1

13 10.3 1050 2600 28.2

14 12.0 1220 3550 32.7

15 13.8 1400 4080 37.5。

The booster pump parameters are as follows:

pressure ratio 4:1

Input pressure of 0.3-0.6MPa

Maximum discharge pressure 28bar (1bar 0.1Mpa)

The gas consumption is 10-30L/min

The volume displaced per stroke was 117.7mL (about 40 times per minute 4.7L/min).

This booster pump for device mixes water atomization and sand jar exhaust abrasive material at the blender, reaches environmental protection dust suppression effect when not influencing efficiency.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature, and in the description of the invention, "plurality" means two or more unless explicitly specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may include, for example, fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims

1. The utility model provides a dustless sand blasting equipment, includes frame (9), its characterized in that: a sand blasting tank (5) is additionally arranged in the rack (9), the lower part of the sand blasting tank (5) is connected with a water-sand mixer (8) through a pneumatic sand valve (7), one side of the water-sand mixer (8) is connected with a water tank (1) through a water pipe, and the water tank (1) is fixed on the rack (9) in a welding mode;

one side of the sand blasting tank (5) is provided with a control box (2), a pressure stabilizing filter (4) is connected in the control box (2) through a booster pump (3), the pressure stabilizing filter (4) is connected with a water-sand mixing device at the outlet of the sand blasting tank (5) through an air pipe with a sealing ring, and the control of the sand blasting effect in the sand blasting tank (5) is realized.

2. A dust-free blasting apparatus as claimed in claim 1, wherein: and a base (10) is arranged at the lower part of the frame (9).

3. A dust-free blasting apparatus as claimed in claim 1, wherein: and one side of the sand blasting tank (5) is provided with a maintenance window (6) for later maintenance and repair.