CN217703012U - Sand blasting mortar shunt and sand blasting machine - Google Patents

Abstract

The utility model relates to a mortar sandblast technical field specifically discloses a sandblast mortar shunt and sand blasting machine. The sand blasting mortar flow divider at least comprises a flow divider main body, a tapered fluid cavity is arranged inside the flow divider main body, a slurry inlet is formed in the small-caliber end of the fluid cavity, an end cover is arranged at the large-caliber end of the fluid cavity, and a plurality of slurry outlets penetrating through the end cover are formed in the end cover. In the structure, the fluid cavity of the sand blasting mortar diverter is conical, the slurry inlet is positioned at the small-caliber end of the fluid cavity, and the slurry outlet is positioned at the large-caliber end of the fluid cavity; the distance between each grout outlet and the grout inlet is relatively close, the concentration of sand in the mortar of each grout outlet is relatively uniform, and the consistency is better.

Description

Sand blasting mortar shunt and sand blasting machine

Technical Field

The utility model relates to a mortar sandblast technical field, concretely relates to sandblast mortar shunt and sand blasting machine.

Background

Fig. 1 shows a sand blasting mortar flow divider of the prior art, and the mortar after sand and water are mixed enters the flow divider from a liquid inlet a, then leaves the flow divider from a plurality of liquid outlets b, and each liquid outlet b is connected with a sand blasting gun, thereby realizing the effect of mortar flow division and simultaneously providing mortar raw materials for the plurality of sand blasting guns.

Above-mentioned structure of sandblast mortar shunt because inlet a is located the tip of shunt, and liquid outlet b arranges in the lateral wall of shunt along axial direction, and its defect lies in:

(1) The entering direction and the liquid outlet direction of the mortar are vertical, so that the liquid inlet pressure cannot be directly transmitted to the liquid outlet, the pressure attenuation is caused, the liquid outlet pressure is obviously reduced compared with the liquid inlet pressure, and the adverse effect is brought to the liquid flow stability of the mortar and the energy consumption required for supplying the mortar.

(2) The shunt of this kind of structure is horizontal installation usually, and each liquid outlet is different apart from the distance of inlet, and the concentration of grit can decrease progressively in the mortar that each liquid outlet flowed out leads to the sandblast volume of each sand blasting gun of being connected with it inhomogeneous, influences the effect of whole sandblast.

(3) Horizontal installation's shunt, based on the gravity influence of mortar, the liquid outlet play sand volume that leads to being close to the inlet is big, and the liquid outlet play sand volume of keeping away from the inlet is little to the sand volume that leads to every sand blasting gun is different, and the final injection effect that leads to every sand blasting gun is different.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to solve the structure of sandblast mortar shunt among the prior art and have the concentration of the mortar of mortar feed liquor play liquid pressure decay, each liquid outlet outflow, the inhomogeneous technical defect of sand volume.

In order to solve the technical problem, the utility model provides a technical scheme as follows: the utility model provides a sandblast mortar shunt, includes the shunt main part at least, the inside of shunt main part is provided with the fluid chamber of taper, the small-bore end of fluid chamber is provided with into thick liquid mouth, the heavy-calibre end of fluid chamber is provided with the end cover, be provided with a plurality of running through on the end cover the play thick liquid mouth of end cover.

In a preferred embodiment, the outer portion of the diverter body is tapered.

In a preferred embodiment, a plurality of the slurry outlets are regularly arranged.

In a preferred embodiment, the small-caliber end of the diverter body is provided with a connecting flange, and the slurry inlet penetrates through the connecting flange.

In a preferred embodiment, the small-caliber end of the diverter body is provided with a tubular joint, and the slurry inlet penetrates through the tubular joint.

The utility model provides a preferred embodiment, the position that the fluid cavity is close to the end cover is separated for a plurality of subcavities through a plurality of baffles, subcavities and grout outlet one-to-one, the one end of subcavities with the grout outlet intercommunication, the subcavities is uncovered towards the one end of entering the grout inlet.

The utility model provides a sand blasting machine includes equipment principal, supplies sand actuating system, sandblast mortar shunt and a plurality of sand blasting pipe at least, every the sand blasting pipe corresponds to be connected in a grout outlet.

In a preferred embodiment, the sand blasting mortar splitter is vertically installed, the mortar inlet faces downwards, and the mortar outlet faces upwards.

In a preferred embodiment, the sand supply drive system comprises a sand blasting pump and a motor for driving the sand blasting pump.

The sandblast mortar shunt and the sandblast machine of this embodiment, wherein, the fluid chamber of sandblast mortar shunt is the taper, advances the grout mouth and is located the small-bore end of fluid chamber, and the grout outlet is located the big-bore end of fluid chamber, compares with prior art, has following beneficial effect:

(1) The slurry inlet and the slurry outlet are oppositely arranged, the liquid flow direction is consistent, the liquid outlet pressure of the slurry outlet is attenuated less than the liquid inlet pressure of the slurry inlet, the liquid flow stability is better, and the energy consumption required by supplying mortar is less.

(2) The distance between each slurry outlet and the slurry inlet is relatively close, the concentration of sand in the mortar of each slurry outlet is relatively uniform, and the consistency is better.

(3) The sand blasting mortar shunt of this structure is vertical installation usually, and gravity is less to the play sand volume influence of each grout outlet, and the sand volume uniformity of each grout outlet is better, and the sandblast effect uniformity of each sand blasting rifle is better.

Drawings

FIG. 1 is a schematic structural view of a sand blasting mortar diverter of the prior art;

FIG. 2 is a schematic structural diagram of a sandblasting machine according to the present embodiment;

FIG. 3 is a side view of the sander shown in FIG. 2;

FIG. 4 is a schematic structural view of a sand blasting slurry splitter according to an embodiment of the present application;

FIG. 5 is a schematic structural view of a sand blasting mortar diverter according to the second embodiment of the present application;

FIG. 6 is a schematic structural diagram of a first embodiment in which slurry outlets are regularly arranged according to the present embodiment;

fig. 7 is a schematic structural view of a second embodiment in which the outlets are regularly arranged in this embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.

As shown in fig. 2 and 3, the sand blasting machine of the present application includes an apparatus main body 1, and the apparatus main body 1 is provided with a sand supply drive system. In this embodiment, the sand supply driving system includes a sand blast pump 3 and a motor 4 for driving the sand blast pump 3.

In this embodiment, the mortar in the main body 1 is driven by the sand supply driving system, is output through the base tee 2, and is sequentially transmitted to each sand blasting gun in the sand blasting machine through the large R tee 5, the sand blasting mortar splitter 6 and the corresponding sand blasting pipe 7. The mortar is sprayed to the surface of the workpiece by compressed air connected to a sand-blasting gun, so that the purpose of removing oxide skin or iron rust on the surface of the workpiece is achieved. Because the sand particles are very fine, the sand forms a grinding-like effect on the working surface under the action of high-pressure air, so that the roughness of the surface of the workpiece is improved, and the effects of removing rust and improving the roughness of the surface of the workpiece are achieved.

It should be noted that the structure and principle of the sand blasting machine belong to the conventional technology in the field, and are not described herein.

The present embodiment is characterized by the structural design and installation manner of the blasting sand slurry splitter 6 in the above-described blasting machine.

The structure of the sand blasting slurry diverter 6 according to the first embodiment is shown in fig. 4, and includes a diverter main body 61, and a conical fluid chamber 62 is provided inside the diverter main body 61. Preferably, in the present embodiment, the outer portion of the diverter body 61 is also tapered, so that the wall thickness of the diverter body 61 is uniform, the material cost is lower, and the weight is lighter.

Wherein, the small-caliber end of the fluid cavity 62 is provided with a connecting flange 63, and the slurry inlet 65 penetrates through the connecting flange 63 so as to be communicated with the fluid cavity 62.

An end cover 64 is arranged at the large-caliber end of the fluid cavity 62, a plurality of slurry outlets 66 penetrating through the end cover 64 are arranged on the end cover 64, and the slurry outlets 66 are used for being connected with the sand blasting pipes 7 so as to supply mortar to the sand blasting gun.

Preferably, a plurality of the slurry outlets 65 are regularly arranged. For example, fig. 6 shows a regular arrangement in a rectangular array, and fig. 7 shows a regular arrangement in a circular array. When the grout outlets 65 are regularly arranged, the position relationship of the grout outlets is closer to that of the grout inlets, and the consistency of the sand outlet amount, the sand concentration and the like of each grout outlet 65 is better.

The structure of the sand blasting slurry diverter 6 according to the second embodiment is shown in fig. 5, and includes a diverter main body 61, and a tapered fluid chamber 62 is provided inside the diverter main body 61. An end cover 64 is arranged at the large-caliber end of the fluid cavity 62, a plurality of slurry outlets 66 penetrating through the end cover 64 are arranged on the end cover 64, and the slurry outlets 66 are used for being connected with the sand blasting pipes 7 so as to supply mortar to the sand blasting gun. The regular arrangement of the plurality of slurry outlets 65 may be the same as in the first embodiment.

A first difference between this embodiment and the first embodiment is that, as shown in fig. 5, the small-caliber end of the diverter body 61 is provided with a tubular joint 67, and the slurry inlet 65 is arranged through the tubular joint 67.

It should be noted that the tubular joint 67 of the present embodiment and the connecting flange 63 of the first embodiment can be interchanged.

A second difference between the present embodiment and the first embodiment is that, as shown in fig. 5, a position in the fluid chamber 61 near the end cover 64 is divided into a plurality of sub-chambers 68 by a plurality of partition plates 69, the sub-chambers 68 correspond to the slurry outlets 66 one to one, one end of the sub-chamber 68 is communicated with the slurry outlets 66, and one end of the sub-chamber 68 facing the slurry inlet 65 is open.

Wherein, one end of the partition 69 is fixedly connected with the end cover 64 or integrally formed.

The sandblasting mortar diverter 6 according to the first and second embodiments is vertically installed in the sandblasting machine shown in fig. 1 and 2, wherein the mortar inlet 65 faces downward, and the mortar outlet 66 faces upward.

The effects of the sand blasting slurry diverter 6 shown in the first and second examples were verified by experiments. The arrangement of the mortar outlets of the sand blasting mortar splitter used in the test is shown in fig. 6.

The test conditions are as follows: and (3) detecting the pressure and the sand content of each slurry outlet, wherein the ratio of sand to water is 3. See table 1 for specific results:

table 1: comparison of outlet pressure and sand content of sand blasting mortar flow dividers shown in examples one and two

The following conclusions can be obtained by analyzing the data:

(1) The pressure consistency of each slurry outlet of the sand blasting mortar flow divider of the two embodiments is better.

(2) The pressure at each outlet port of the sand blasting mortar flow divider of the two embodiments is less attenuated compared with the supply pressure at the slurry inlet port.

(3) The sand content of each mortar outlet of the sand blasting mortar shunts of the two embodiments is better consistent.

(4) The sand content of the mortar outlet of the sand blasting mortar diverter shown in the second embodiment is higher than that of the sand blasting mortar diverter shown in the first embodiment. The sand content is higher, and the sand blasting effect is better.

In summary, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a sandblast mortar shunt, its characterized in that includes shunt main part (61) at least, the inside of shunt main part is provided with fluid chamber (62) of taper, the small-bore end of fluid chamber (62) is provided with into thick liquid mouth (65), the heavy-calibre end of fluid chamber (62) is provided with end cover (64), be provided with a plurality of running through on the end cover grout outlet (66) of end cover.

2. The blast sand slurry diverter of claim 1, wherein the exterior of the diverter body is tapered.

3. The sand blasting mortar diverter according to claim 1, wherein a plurality of the outlets (66) are arranged regularly.

4. The sand blasting mortar diverter according to claim 1, wherein the small-caliber end of the diverter body (61) is provided with a connecting flange (63) through which the slurry inlet extends.

5. The sand blasting mortar diverter according to claim 1, wherein the small-caliber end of the diverter body (61) is provided with a tubular joint (67) through which the slurry inlet extends.

6. The sand blasting mortar splitter according to any one of claims 1 to 5, wherein the position of the fluid cavity (62) close to the end cover (64) is divided into a plurality of sub cavities (68) through a plurality of partition plates (69), the sub cavities (68) correspond to the slurry outlets (66) in a one-to-one mode, one ends of the sub cavities (68) are communicated with the slurry outlets (66), and one ends of the sub cavities (68) facing the slurry inlets (65) are open.

7. A sand blasting machine, comprising at least a main body (1), a sand supply driving system, a sand blasting mortar diverter (6) and a plurality of sand blasting pipes (7), wherein the sand blasting mortar diverter adopts the sand blasting mortar diverter of any one of claims 1-6, and each sand blasting pipe is correspondingly connected with a grout outlet.

8. The blasting machine according to claim 7, wherein the blasting slurry splitter is mounted vertically with the slurry inlet facing downward and the slurry outlet facing upward.

9. A blasting machine according to claim 7, characterized in that said sand supply drive system comprises a blasting pump (3) and a motor (4) for driving said blasting pump.

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