Drying device for preparing redispersible latex powder

Abstract

The drying device comprises a drying box and an observation window, the bottom end of the drying box is fixedly connected with a discharging port, the two sides of the bottom end of the drying box are fixedly connected with first connecting bases, the bottom ends of the first connecting bases are fixedly connected with a bottom shell, and a recycling box is arranged in the bottom shell. According to the drying device for preparing the redispersible latex powder, the second fixing block, the mounting base and the filter screen are arranged, external air enters the heater through the air inlet and then is filtered in advance through the filter screen, and impurity particles are filtered outside and are prevented from being mixed into the heater and flowing into a sprayer at the bottom; and when the filter screen needs to be detached and replaced, the second fixing block can be screwed, so that the mounting seat can be separated from the air inlet, rapid replacement is facilitated, and the problems that dust particles in air enter the sprayer together easily and are mixed with slurry easily, and the drying quality is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of preparation and drying of redispersible latex powder, in particular to a drying device for preparing redispersible latex powder. Background Art

[0002] Redispersible latex powder is a powder adhesive made from a special emulsion that is spray-dried. This powder can quickly disperse to form an emulsion after contacting water and can maintain the same properties as the original emulsion. Usually, redispersible latex powder can be used as a functional additive for dry-mixed mortar, which can significantly improve the performance of the mortar, increase its viscosity and compressive strength, etc.

[0003] According to the search, the existing drying device for preparing redispersible latex powder does not have a filtering structure when the air enters the heater, which causes dust particles in the air to easily enter the sprayer and mix with the slurry, affecting the drying quality, and is therefore not suitable.

[0004] Now, a new drying device for preparing redispersible latex powder is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a drying device for preparing redispersible latex powder, so as to solve the problem in the above background technology that dust particles in the air easily enter the sprayer together, are easily mixed with the slurry, and affect the drying quality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying device for preparing redispersible latex powder, comprising a drying box and an observation window, the bottom end of the drying box is fixedly connected with a feeding port, the two sides of the bottom end of the drying box are fixedly connected with a first connecting seat, the bottom end of the first connecting seat is fixedly connected with a bottom shell, a recovery box is arranged inside the bottom shell, a handle is fixedly connected with the front end of the recovery box, the two sides of the top end of the drying box are fixedly connected with a support seat, the top end of the drying box is fixedly connected with a sprayer, one side of the sprayer is fixedly connected with a material injection pipe, a valve is fixedly installed on the outside of the material injection pipe, a reserved port is arranged at the front end of the drying box, the front end of the drying box is movably hinged with an observation window, one side of the front end of the drying box is fixedly connected with an iron bar, the top end of the support seat is fixedly connected with a heater, one side of the heater is fixedly connected with an air inlet, and an auxiliary filtering structure for filtering air is arranged inside the air inlet;

[0007] The auxiliary filtering structure includes a second fixed block, a mounting seat and a filter screen. A second fixed block is provided on one side of the air inlet, a mounting seat is fixedly connected to one side of the second fixed block, and a filter screen is fixedly connected inside the mounting seat.

[0008] Preferably, the outside of the mounting seat is provided with an external thread, the inner wall of the air inlet is provided with an internal thread, and the mounting seat and the air inlet are detachable.

[0009] Preferably, an iron magnet is fixedly connected to one side of one end of the observation window, the iron magnet coincides with the position of the iron bar, the observation window coincides with the position of the reserved opening, and the observation window is made of transparent material.

[0010] Preferably, the outside of the sprayer is fixedly connected with a first fixing block, and four groups of the first fixing blocks are provided. The first fixing blocks are distributed at the front end, the rear end and both sides of the outside of the sprayer.

[0011] Preferably, an atomizing head is provided at the bottom end of the sprayer, the top end of the atomizing head is fixedly connected to a second connecting seat, the second connecting seat is embedded in the inside of the bottom end of the sprayer, the outside of the atomizing head is movably hinged with a movable buckle, and the movable buckle is clamped on the outside of the first fixed block.

[0012] Preferably, a connecting pipe is fixedly connected to the bottom end of the heater, and the bottom end of the connecting pipe is embedded in the interior of the sprayer.

[0013] Compared with the prior art, the utility model has the beneficial effects that: the drying device for preparing redispersible latex powder not only realizes the convenience of pre-filtering the incoming air and the convenience of real-time observation of the drying condition, but also realizes the convenience of rapid disassembly and replacement of the atomizing head;

[0014] (1) By providing the second fixing block, the mounting seat, and the filter screen, the external air entering the heater through the air inlet will first be filtered by the filter screen, and the foreign particles will be filtered outside to prevent them from being mixed into the heater and flowing into the sprayer at the bottom. When the filter screen needs to be disassembled and replaced, the second fixing block can be screwed so that the mounting seat can be detached from the air inlet, thereby facilitating quick replacement;

[0015] (2) By providing an observation window, an iron bar, an iron magnet, and a reserved opening, the observation window can be used to observe the internal drying condition. When the internal components need to be cleaned or inspected, the observation window can be opened, and the iron magnet and the iron bar can be separated, making it more convenient and applicable when used;

[0016] (3) By providing the atomizer head, the movable buckle, the first fixed block, and the second connecting seat, when the atomizer head needs to be replaced, the movable buckle can be opened to disengage the movable buckle from the first fixed block, so that the atomizer head can be quickly disengaged from the sprayer, making it faster to disassemble and clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a side view structural diagram of the connection method between the filter screen and the air inlet of the utility model;

[0019] Figure 3 This is a front view structural diagram of the connection mode between the atomizing head and the sprayer of the utility model;

[0020] Figure 4 This is a front view structural diagram of the connection method between the observation window and the drying box of the utility model.

[0021] In the figure: 1. drying box; 2. observation window; 3. iron bar; 4. magnetic sheet; 5. reserved opening; 6. first connecting seat; 7. bottom shell; 8. recycling box; 9. handle; 10. feeding port; 11. atomizing head; 12. movable buckle; 13. first fixing block; 14. second connecting seat; 15. sprayer; 16. supporting seat; 17. connecting pipe; 18. heater; 19. air inlet; 20. second fixing block; 21. mounting seat; 22. filter screen; 23. injection pipe; 24. valve. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1: Please refer to Figure 1-4 , a drying device for preparing redispersible latex powder, comprising a drying box 1 and an observation window 2, a feeding port 10 is fixedly connected to the bottom end of the drying box 1, first connecting seats 6 are fixedly connected to both sides of the bottom end of the drying box 1, a bottom shell 7 is fixedly connected to the bottom end of the first connecting seat 6, a recovery box 8 is arranged inside the bottom shell 7, a handle 9 is fixedly connected to the front end of the recovery box 8, support seats 16 are fixedly connected to both sides of the top end of the drying box 1, a sprayer 15 is fixedly connected to the top end of the drying box 1, a material injection pipe 23 is fixedly connected to one side of the sprayer 15, a valve 24 is fixedly installed outside the material injection pipe 23, a reserved port 5 is arranged at the front end of the drying box 1, an observation window 2 is movably hinged at the front end of the drying box 1, an iron bar 3 is fixedly connected to one side of the front end of the drying box 1, a heater 18 is fixedly connected to the top end of the support seat 16, an air inlet 19 is fixedly connected to one side of the heater 18, and an auxiliary filtering structure for filtering air is arranged inside the air inlet 19;

[0024] The auxiliary filtering structure includes a second fixing block 20, a mounting seat 21 and a filter screen 22. The second fixing block 20 is disposed on one side of the air inlet 19. The mounting seat 21 is fixedly connected to one side of the second fixing block 20. The filter screen 22 is fixedly connected to the inside of the mounting seat 21.

[0025] The outside of the mounting seat 21 is provided with an external thread, and the inner wall of the air inlet 19 is provided with an internal thread, so that the mounting seat 21 and the air inlet 19 are detachable;

[0026] The bottom end of the heater 18 is fixedly connected to a connecting pipe 17, and the bottom end of the connecting pipe 17 is embedded in the interior of the sprayer 15;

[0027] Specifically, Figure 1 and Figure 2 As shown, the external air enters the heater 18 through the air inlet 19 and will first pass through the filter 22 to filter the air in advance, filtering the foreign particles outside to prevent them from mixing into the heater 18 and flowing into the sprayer 15 at the bottom. When it is necessary to remove and replace the filter 22, the second fixing block 20 can be screwed so that the mounting seat 21 can be detached from the air inlet 19, thereby facilitating quick replacement.

[0028] Embodiment 2: An iron magnet 4 is fixedly connected to one side of one end of the observation window 2, the position of the iron magnet 4 coincides with the position of the iron bar 3, the position of the observation window 2 coincides with the position of the reserved opening 5, and the observation window 2 is made of transparent material;

[0029] Specifically, Figure 1 and Figure 4 As shown, the observation window 2 can be used to observe the internal drying condition. When the internal components need to be cleaned or inspected, the observation window 2 can be opened, and the magnetic sheet 4 and the iron bar 3 can be separated, making it more convenient and applicable during use.

[0030] Embodiment 3: The outside of the sprayer 15 is fixedly connected with a first fixing block 13, and four groups of the first fixing blocks 13 are provided. The first fixing blocks 13 are distributed at the front end, the rear end and both sides of the outside of the sprayer 15;

[0031] The bottom end of the sprayer 15 is provided with an atomizing head 11, the top end of the atomizing head 11 is fixedly connected with a second connecting seat 14, the second connecting seat 14 is embedded in the bottom end of the sprayer 15, the outside of the atomizing head 11 is movably hinged with an active buckle 12, and the active buckle 12 is clamped on the outside of the first fixing block 13;

[0032] Specifically, Figure 1 and Figure 3 As shown, when the atomizer head 11 needs to be replaced, the movable buckle 12 can be opened to disengage the movable buckle 12 from the first fixing block 13, so that the atomizer head 11 can be quickly disengaged from the sprayer 15, making it faster to disassemble and clean.

[0033] Working principle: When the utility model is used, first, open the valve 24, inject the slurry into the sprayer 15 through the injection pipe 23, turn on the heater 18, the incoming air will be heated, and then injected into the sprayer 15 through the connecting pipe 17, when the slurry hits the heated air, it will become granular, and then sprayed out through the atomizing head 11, and fall into the recovery box 8 through the discharge port 10 for collection. During drying, the observation window 2 can be used to observe the internal drying situation, and the external air will pass through the filter screen 22 to filter the air in advance when entering the heater 18 through the air inlet 19, and the impurity particles will be removed. The particles are filtered outside to avoid being mixed into the heater 18 and flowing into the sprayer 15 at the bottom. When the filter 22 needs to be disassembled and replaced, the second fixing block 20 can be screwed so that the mounting seat 21 can be detached from the air inlet 19, which is convenient for quick replacement. Afterwards, when the internal components need to be cleaned or inspected, the observation window 2 can be opened, and the magnetic sheet 4 and the iron bar 3 can be detached. Finally, when the atomizer head 11 needs to be replaced, the movable buckle 12 can be opened to detach the movable buckle 12 from the first fixing block 13, so that the atomizer head 11 can be quickly detached from the sprayer 15, making it faster to disassemble and clean.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A drying device for preparing redispersible latex powder, comprising a drying oven (1) and an observation window (2), characterized in that: The bottom end of the drying box (1) is fixedly connected to a feed port (10), the two sides of the bottom end of the drying box (1) are fixedly connected to a first connection seat (6), the bottom end of the first connection seat (6) is fixedly connected to a bottom shell (7), a recovery box (8) is arranged inside the bottom shell (7), the front end of the recovery box (8) is fixedly connected to a handle (9), the two sides of the top end of the drying box (1) are fixedly connected to a support seat (16), the top end of the drying box (1) is fixedly connected to a sprayer (15), one side of the sprayer (15) is fixedly connected to the top end of the drying box (1). A material injection pipe (23) is fixedly connected to the support seat (16), a valve (24) is fixedly installed on the outside of the material injection pipe (23), a reserved opening (5) is arranged at the front end of the drying box (1), an observation window (2) is movably hinged at the front end of the drying box (1), an iron bar (3) is fixedly connected to one side of the front end of the drying box (1), a heater (18) is fixedly connected to the top end of the support seat (16), an air inlet (19) is fixedly connected to one side of the heater (18), and an auxiliary filtering structure for filtering air is arranged inside the air inlet (19); The auxiliary filtering structure comprises a second fixing block (20), a mounting seat (21) and a filter screen (22); the second fixing block (20) is arranged on one side of the air inlet (19); the mounting seat (21) is fixedly connected to one side of the second fixing block (20); and the filter screen (22) is fixedly connected inside the mounting seat (21).

2. A drying device for preparing redispersible latex powder according to claim 1, characterized in that: The outside of the mounting seat (21) is provided with an external thread, the inner wall of the air inlet (19) is provided with an internal thread, and the mounting seat (21) and the air inlet (19) are detachable.

3. A drying device for preparing redispersible latex powder according to claim 1, characterized in that: An iron magnet (4) is fixedly connected to one side of one end of the observation window (2); the position of the iron magnet (4) coincides with that of the iron bar (3); the position of the observation window (2) coincides with that of the reserved opening (5); and the observation window (2) is made of a transparent material.

4. A drying device for preparing redispersible latex powder according to claim 1, characterized in that: The outside of the sprayer (15) is fixedly connected with a first fixing block (13), and four groups of the first fixing blocks (13) are provided. The first fixing blocks (13) are distributed at the front end, the rear end and both sides of the outside of the sprayer (15).

5. The drying device for preparing redispersible latex powder according to claim 1, characterized in that: The bottom end of the sprayer (15) is provided with an atomizing head (11), the top end of the atomizing head (11) is fixedly connected with a second connecting seat (14), the second connecting seat (14) is embedded in the bottom end of the sprayer (15), the outside of the atomizing head (11) is movably hinged with a movable buckle (12), and the movable buckle (12) is clamped on the outside of the first fixed block (13).

6. A drying device for preparing redispersible latex powder according to claim 1, characterized in that: The bottom end of the heater (18) is fixedly connected to a connecting pipe (17), and the bottom end of the connecting pipe (17) is embedded in the interior of the sprayer (15).

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