CN210994848U

CN210994848U - Two-component spraying device

Info

Publication number: CN210994848U
Application number: CN201921374676.1U
Authority: CN
Inventors: 王道前; 肖国亮; 连联益
Original assignee: Swd High Tech Materials Jiangsu Co ltd
Current assignee: Swd High Tech Materials Jiangsu Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-14
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a two ingredient spraying device, including two storage buckets, two heating mechanism, two proportional pump, a mixing mechanism and a spray gun, every the storage bucket connects one respectively heating mechanism, every heating mechanism connects one respectively the proportional pump, two the proportional pump connects one respectively the mixing mechanism, the mixing mechanism with the spray gun is connected. The heating mechanism is adopted to heat the raw materials, so that the circulation speed of the raw materials in the pipeline is effectively improved. The through-put of raw materials is adjusted through the proportioning pump, and each charging bucket corresponds a proportioning pump respectively, so the through-put of each raw material can be adjusted, and then the ratio of two groups of raw materials is adjusted to realize the ratio-variable construction.

Description

Two-component spraying device

Technical Field

The utility model belongs to the spraying device field especially relates to a two ingredient spraying device.

Background

The two-component spraying device mixes the two groups of coatings, and the two groups of coatings are sprayed out by a spray gun through high pressure, so that a coating is formed on the surfaces of a wall body and other objects. For example, chinese patent (CN201220331177.6) discloses a two-component ratio-adjustable high-pressure airless sprayer, which discloses two material tanks, two pipeline buffer tanks and two high-pressure plungers, wherein the material tanks and the pipeline buffer tanks are connected by pipelines, the nozzles and the pipeline buffer tanks are connected by pipelines, the high-pressure plungers are connected with the adjusting holes by connecting rods and push rods, one end of each push rod is connected with a piston, and the other end of each push rod is rotatably connected with the connecting rods. When the spraying device works, the power source drives the driving shaft belt pulley to rotate through the belt, then the driving disc is driven to rotate, the driving disc drives the pushing rod to do reciprocating motion through the connecting rod, the pushing rod drives the piston to move, so that the two groups of coatings are respectively sucked into the high-pressure plunger through the raw material tank through the pipeline, the coatings are pressed into the pipeline buffer tank to be buffered after being pressurized by the piston, the high-pressure coatings are obtained and are conveyed to the spray head through the pipeline, the pressure is released through the spray head to form atomization, and therefore a.

However, the above-described technique has the following drawbacks:

(1) the proportion of the two groups of coatings is constant, and the transformation ratio cannot be realized.

(2) The flush coater weight is heavy, and is bulky, can't realize the transportation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a two ingredient spraying device solves the unable scaling problem of coating proportion among the correlation technique.

The utility model provides a two ingredient spraying device, includes two storage buckets, two heating mechanism, two proportioning pumps, a mixing mechanism and a spray gun, every the storage bucket is connected one respectively heating mechanism, every heating mechanism connects one respectively the proportioning pump, two the proportioning pump is connected one respectively the mixing mechanism, mixing mechanism with the spray gun is connected.

Further, the heating mechanism comprises a heating body and a heating element, the heating body is respectively communicated with the charging bucket and the proportioning pump, and the heating element is arranged on the heating body.

Further, the heating element comprises a heating rod, and the heating rod penetrates through the heating body.

Further, a thermocouple probe and a temperature control meter are arranged on the heating body, and the heating rod is connected with the thermocouple probe and the temperature control meter respectively.

Further, a first ball valve and a filter are arranged between the charging bucket and the heating mechanism.

Further, the proportioning pump includes a regulating wheel.

Further, the proportioning pump comprises an inlet end and an outlet end, the inlet end is connected with the heating mechanism, the outlet end is connected with the mixing mechanism, and a connecting line of the inlet end and the outlet end is perpendicular to the axis of the mixing mechanism.

The proportional pump is connected with the buffer tanks, the buffer tanks are connected with the outlet ends of the proportional pumps, and the connecting line of the inlet end and the outlet end is coaxial with the axis of the buffer tanks.

Furthermore, the mixing mechanism and the spray gun are detachably connected, and the mixing mechanism and the outlet end of the proportional pump are detachably connected.

Further, a pressure gauge and a second valve are arranged between the outlet end of each proportional pump and the mixing mechanism.

Due to the adoption of the technology, the utility model has the advantages of it is following:

the utility model discloses a two ingredient spraying device structure is light, and rotates through the gyro wheel, convenient transportation. The household plugboard line with two phases of 6KW is provided, the use is convenient, and the power consumption is saved. The construction of two groups of raw materials in a transformation ratio range of 1: 1-3 by weight. The highest pressure of the device is about 60kg/cm2, and the device is safer in the construction process. And a disposable plastic mixing pipe is adopted, so that a large amount of maintenance and cleaning time and cost of the spray gun are saved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural diagram of a connection between a charging basket and a heating mechanism according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the connection of the proportional pump, the buffer tank and the mixing mechanism according to the embodiment of the present invention.

Fig. 3 is a right side view of fig. 2.

Fig. 4 is a top view of a heating mechanism according to an embodiment of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the technical field person understand the present invention better, the technical solution in the embodiments of the present invention is removed and described completely by combining the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work shall fall within the protection scope of the embodiments.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 3, the two-component spraying device includes two material barrels 10, two heating mechanisms 20, two proportional pumps 30, a mixing mechanism 40 and a spray gun, wherein each material barrel 10 is connected to one heating mechanism 20, each heating mechanism 20 is connected to one proportional pump 30, two proportional pumps 30 are connected to one mixing mechanism 40, and the mixing mechanism 40 is connected to the spray gun.

Different raw materials are stored in each charging bucket respectively, the raw materials are liquid, in one embodiment, polyurea is stored in one charging bucket, and polyurethane is stored in the other charging bucket. It will be appreciated by those skilled in the art that the feedstock may be conveyed by a pipeline, for example: the charging basket and the heating mechanism are communicated by a pipeline, so that the raw materials in the charging basket flow to the heating mechanism through the pipeline by means of dead weight and static pressure. In the same way, the heating mechanism and the proportioning pump are communicated by a pipeline and the like.

The raw materials flows to heating mechanism back through the pipeline, is heated by heating mechanism to the raw materials, prevents that raw materials viscosity from reducing for the raw materials velocity of flow is slow, and it is visible to adopt heating mechanism to heat the raw materials, has effectively improved the circulation speed of raw materials in the pipeline.

The heated raw materials flow to the proportioning pump through a pipeline, the throughput of the raw materials is adjusted through the proportioning pump, and each charging bucket corresponds to one proportioning pump respectively, so that the throughput of each raw material can be adjusted, and then the ratio of the two groups of raw materials is adjusted to realize ratio-variable construction.

The raw materials regulated by the proportioning pump are gathered to the mixing mechanism through a pipeline, and the mixing mechanism mixes the two groups of raw materials.

The mixed raw materials are atomized by releasing pressure through a spray gun, so that a compact coating is formed on the surface of a sprayed object.

As shown in fig. 1, the heating mechanism 20 includes a heating body 21 and a heating element 22, and the heating element 22 is disposed on the heating body 21 for heating the raw material passing through the heating body 21.

The heating body 21 is of a square structure and is made of an aluminum alloy material.

Preferably, the heating element 22 comprises a heating rod, which is arranged through the heating body 21. More preferably, the number of the heating rods is three.

As shown in fig. 4, a plug 23 and a power cord 24 of the heating rod are provided on opposite sides of the heating body 21. The heating body 21 is also provided with a thermocouple probe 25 and an outlet 26 connected with a proportional pump, the thermocouple probe 25 can be connected with a temperature control meter, and the heating rod is respectively connected with the thermocouple probe 25 and the temperature control meter, so that the temperature control operation is realized.

In one embodiment, a chamber is provided inside the heating body 21, the chamber is communicated with the outlet 26, and a heating rod is positioned inside the chamber, so that the raw material introduced through the pipeline can flow into the chamber, and is heated by the heating rod, and the heated raw material is discharged through the outlet 26 and introduced to the proportioning pump 30 through the pipeline.

In another embodiment, the conduit for transporting the feedstock is passed through the heating body 21, and heat is transferred through the heating element 22, causing the temperature of the feedstock passing through the conduit located inside the heating body 21 to rise. Wherein the conduit may pass out of the outlet 26.

In another embodiment, the two heating mechanisms 20 are integrated, that is, the assembly of the two heating mechanisms 20 comprises a heating body 21 and a heating element 22, each material corresponds to a delivery pipe, and the two delivery pipes respectively pass through the heating body 21, so that the heating element 22 on the heating body 21 heats the materials in the delivery pipes. By adopting the integrated structure, the cost is effectively reduced, the structure is more compact, and the size is small.

As shown in fig. 1, a first valve 50, a filter 60, a short circuit and a bypass are further disposed between the charging basket 10 and the heating mechanism 20. Wherein, storage bucket 10, first valve 50, filter 60, short circuit, side head and heating mechanism 20 communicate in proper order, opening and closing of first valve 50 to whether the raw materials can flow to filter 60 in the control storage bucket 10, first valve 50 opens the back promptly, and the raw materials accessible first valve 50 in the storage bucket 10 stays to filter 60, is filtered by filter 60, and the raw materials after the filtration flow to heating mechanism 20 through short circuit and side head and heat.

As shown in fig. 2 and 3, the proportional pump 30 includes an adjustment wheel 31, and the throughput of raw material can be adjusted by rotating the adjustment wheel 31. Specifically, the throughput of the feedstock is adjusted by rotating the adjustment wheel 31 to change the cross-section through the feedstock conduit.

The proportioning pump 30 comprises an inlet end 32 and an outlet end 33, the inlet end 32 is connected to the heating mechanism 20 through a pipe, and the outlet end 33 is connected to the mixing mechanism 40. Wherein the inlet end 32 and the outlet end 33 are oppositely disposed. The inlet end 32 and the outlet end 33 are connected at a line perpendicular to the axis of the mixing mechanism 40.

As shown in fig. 2 and 3, the two-component spray coating apparatus further includes two buffer tanks 70, and one buffer tank 70 is connected to the outlet end 33 of each proportioning pump 30. The line connecting the inlet end 32 and the outlet end 33 is arranged coaxially with the axis of the surge tank 70. By arranging the buffer tank 70, the pulsation of the raw materials is reduced, and the stability and the uniformity of the output raw materials are ensured.

The surge tank 70 may be made of a stainless steel material.

As shown in fig. 2 and 3, a pressure gauge 80 and a second valve 90 are provided between the outlet end 33 of each proportioning pump 30 and the mixing mechanism 40. Each set of materials is allowed to flow independently to the mixing mechanism 40 by opening the second valve 90.

The first valve 50 and the second valve 90 are ball valves.

As shown in fig. 2 and 3, a spiral channel is provided in the mixing mechanism 40 to mix the two sets of materials.

The mixing mechanism 40 is removably connected to the spray gun. The mixing mechanism 40 is removably connected to the outlet end 33 of the proportioning pump 30.

The spray gun is made of aluminum alloy materials, a boat-shaped switch is installed at the gun handle to control the switch of the proportional pump, the gun heads can be detached and are standby one long and one short according to different spraying places, and the gun heads can be connected with the disposable spiral mixing pipe and fixed by the locking nuts.

The spraying material pipe is heated by winding a self-temperature-limiting heat tracing band outside the polyurethane resin pipe, and is connected with a thermocouple temperature measurement and control meter to realize temperature control. The spray material pipe refers to a pipe connected with a spray gun.

The operation flow of the two-component spraying device is as follows:

in the first step, a power supply and an air source are connected.

And secondly, starting a power switch button.

And thirdly, setting temperatures for the two raw materials and the pipeline temperature controllers, wherein one raw material is set to be 65 ℃, and the other raw material is set to be 62 ℃.

And fourthly, starting a pipeline heating switch, and preheating the pipeline to 62 ℃.

And fifthly, pouring the two groups of raw materials into two material barrels 10 respectively.

Sixth, the first valve 50 and the second valve 90 are opened and the gun is removed.

And seventhly, simultaneously starting a proportional pump switch on the operation panel and a ship-shaped switch on the spray gun, enabling the proportional pump to work, and starting to feed the system.

And eighthly, starting heating switches corresponding to the two heating mechanisms 20, respectively heating the two groups of raw materials to set temperatures, collecting the two groups of raw materials by using disposable paper cups when the two groups of raw materials uniformly flow out from the outlet of the pipeline, respectively weighing the two groups of raw materials which flow out for equal time, and if the weights of the two groups of raw materials are not consistent, regulating and controlling the two groups of raw materials by using a regulating wheel 31 on a proportioning pump 30 until the ratio of the two groups of raw materials is A: B-1-1.1: 1.

And ninthly, stopping the operation of the proportional pump 30, closing the first valve 50 and the second valve 90, and connecting the mixing mechanism 40 with the spray gun and the pipeline connected with the proportional pump 30 respectively.

And step ten, opening the first valve 50 and the second valve 90, starting a proportional power switch, opening an air source control switch on the spray gun when the mixture flows out of the muzzle of the spray gun, adjusting the air source control switch on the spray gun, knowing that the outlet material of the spray gun is uniform and the atomization is normal, and carrying out normal spraying construction.

The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to limit the scope of the present invention in terms of implementation, which is not limited by the present embodiment, i.e. all equivalent changes or modifications made in accordance with the spirit disclosed by the present invention still fall within the scope of the present invention.

Claims

1. The two-component spraying device is characterized by comprising two charging barrels, two heating mechanisms, two proportional pumps, a mixing mechanism and a spray gun, wherein each charging barrel is connected with one heating mechanism, each heating mechanism is connected with one proportional pump, the two proportional pumps are connected with one mixing mechanism, and the mixing mechanism is connected with the spray gun.

2. The two-component spray coating device of claim 1 wherein said heating mechanism comprises a heating body and a heating element, said heating body being in communication with said barrel and said proportioning pump, respectively, said heating element being disposed on said heating body.

3. The two-component spray coating device of claim 2 wherein the heating element comprises a heating rod, the heating rod extending through the heating body.

4. The two-component spray coating device according to claim 3 wherein the heating body is provided with a thermocouple probe and a temperature control gauge, and the heating rod is connected with the thermocouple probe and the temperature control gauge respectively.

5. The two-component spray coating device of claim 1 wherein a first ball valve and filter are disposed between said barrel and said heating mechanism.

6. The two-component spray coating device of claim 1 wherein said proportioning pump includes an adjustment wheel.

7. The two-component spray coating device of claim 1 wherein said proportioning pump includes an inlet end and an outlet end, said inlet end being connected to said heating mechanism and said outlet end being connected to said mixing mechanism, the line connecting said inlet end and said outlet end being disposed perpendicular to the axis of said mixing mechanism.

8. The two-component spray coating device of claim 7 further comprising two buffer tanks, one buffer tank being connected to each of said proportioning pumps, and said buffer tanks being connected to the outlet ends of said proportioning pumps, the line connecting said inlet end and said outlet end being disposed coaxially with the axis of said buffer tanks.

9. The two-component spray coating device of claim 8 wherein said mixing mechanism is removably connected to said spray gun and said mixing mechanism is removably connected to an outlet end of said proportioning pump.

10. The two-component spray coating device of claim 7 wherein a pressure gauge and a second valve are disposed between the outlet end of each of said proportioning pumps and said mixing mechanism.