Combined dry type paint mist filter

Abstract

The utility model relates to the technical field of paint mist filters, and discloses a combined dry type paint mist filter which comprises an outer paper box frame, a first-stage filter layer is arranged at the rear end of the inner wall of the outer paper box frame and comprises a first-stage filter element, a plurality of first positioning plates are arranged on the outer wall of the first-stage filter element, and a plurality of second positioning plates are arranged on the outer wall of the first-stage filter element. And first supporting plates are clamped and matched to the outer walls of the front end and the rear end of the first positioning plate correspondingly, a second-stage filtering layer is arranged at the front end of the inner wall of the outer carton box frame, and the second-stage filtering layer comprises a second-stage filtering element and a limiting groove. According to the dry type paint mist filter disclosed by the utility model, a plurality of layers of filter media are arranged in the filter and comprise the coarse-efficiency progressive increase fibers of the first-stage filter layer honeycomb paper structure and the fine fibers of the second-stage filter layer honeycomb paper structure, so that paint mist particles with different particle sizes are effectively intercepted through first-stage coarse filtration and second-stage fine filtration; and each layer of filtering medium has specific pore diameter and material characteristics, so that the optimal filtering effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of paint mist filter, especially to a combined dry type paint mist filter. BACKGROUND

[0002] The dry type paint mist filter is a kind of equipment specially used in industrial coating process, captures and filters paint mist and particles generated in the spraying process, effectively removes heavy metals, coating particles and other harmful substances in air by mechanical and physical methods, to protect environment and worker health.

[0003] However, the conventional dry type paint mist filter generally faces some problems, including limited paint capacity, short service life, low filtering efficiency and complex structure, etc., and these filters are relatively cumbersome in maintenance, increasing the operating cost and time cost of enterprises.

[0004] Therefore, the technical personnel in the prior art provide a combined dry type paint mist filter to solve the problems in the above background. SUMMARY

[0005] The utility model discloses a combined dry type paint mist filter to solve the shortcomings in the prior art, compared to most dry type paint mist filters, the dry type paint mist filter uses high-strength mecca paperboard as the main frame material, which has good mechanical strength and moisture resistance, can ensure that the filter runs stably for a long time in harsh environment, and through the design of supporting each other by bayonet connection, the structure of the whole filter is more simple and easy to assemble and disassemble, greatly improves the production efficiency, and the reasonable airflow channel also ensures that airflow is evenly distributed inside the filter, reduces airflow resistance and improves filtering efficiency.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A combined dry type paint mist filter includes an outer carton frame, a primary filter layer is arranged at the rear end of the inner wall of the outer carton frame, the primary filter layer includes a primary filter core, the outer wall of the primary filter core is provided with a plurality of first positioning plates, and the outer wall of the front end and the rear end of the first positioning plate is matched with a first support plate through clamping;

[0008] The front end of the inner wall of the outer carton frame is provided with a secondary filter layer, the secondary filter layer includes a secondary filter core and a limiting groove, the upper end and the lower end of the outer wall of the secondary filter core are matched with a second positioning plate through clamping, and the front end of the upper surface of the second positioning plate is respectively matched with a plurality of second support plates and third support plates through clamping.

[0009] Compared with the traditional most dry paint mist filter, the dry paint mist filter is provided with a plurality of filter media in the filter, including coarse and increasing fibers of a first filter layer of honeycomb paper structure and fine fibers of a second filter layer of honeycomb paper structure, so that the first coarse filtration and the second fine filtration can effectively intercept paint mist particles of different particle sizes, and each layer of filter media has specific pore size and material properties to achieve the best filtering effect.

[0010] Further, the outer carton frame is provided with a ventilation opening at the front end and the rear end of the outer wall.

[0011] Through the above technical scheme, the external gas can flow through the ventilation opening in the filter.

[0012] Further, the upper end and the lower end of the inner wall of the outer carton frame are fixedly connected with a baffle.

[0013] Through the above technical scheme, the air inlet and outlet of the outer carton frame are limited.

[0014] Further, the front end of the upper surface of the baffle is provided with a first positioning groove and a second positioning groove, respectively.

[0015] Through the above technical scheme, the second filter layer can be fixed on the outer carton frame more firmly.

[0016] Further, the first filter core is clamped and matched at the rear end of the inner wall of the outer carton frame, and the second filter core is clamped and matched at the front end of the inner wall of the outer carton frame.

[0017] Through the above technical scheme, the first filter layer and the second filter layer can be arranged in the outer carton frame.

[0018] Further, the front end and the rear end of the middle part of the upper surface of the first positioning plate are provided with a first limiting clamping groove.

[0019] Through the above technical scheme, the user can disassemble or install the first supporting plate.

[0020] Further, the limiting groove is provided at the rear end of the upper surface of the second positioning plate.

[0021] Through the above technical scheme, the user can disassemble or install the second filter core on the second positioning plate.

[0022] Further, the upper surface of the second positioning plate is provided with a plurality of second limiting clamping grooves and third limiting clamping grooves, respectively.

[0023] Through the above technical scheme, the user can disassemble or install the second supporting plate and the third supporting plate.

[0024] The utility model has the following beneficial effects:

[0025] 1. The utility model provides a kind of combined dry paint mist filter, compared with the majority of traditional dry paint mist filter, the dry paint mist filter uses high-strength mecca paperboard as main framework material, this material has good mechanical strength and moisture resistance, can ensure that filter is long-time stable operation under harsh environment, and by the design of mutual support of bayonet, make the whole filter structure more simple and easy to assemble and disassemble, greatly improve the production efficiency, reasonable airflow passage, also ensure that airflow is evenly distributed in filter, reduce airflow resistance, improve filtering efficiency.

[0026] 2. The utility model provides a kind of combined dry paint mist filter, compared with the majority of traditional dry paint mist filter, the dry paint mist filter is provided with multiple layers of filter medium in filter, including the coarse efficiency increasing fiber of primary filter layer honeycomb paper structure and the fine fiber of secondary filter layer honeycomb paper structure, primary coarse filtration and secondary fine filtration to realize the effective interception of different particle size paint mist particles, each layer of filter medium has specific pore size and material characteristics, to achieve optimal filtering effect. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is the structure diagram of a kind of combined dry paint mist filter proposed in the utility model;

[0028] Figure 2 It is the baffle structure diagram of a kind of combined dry paint mist filter proposed in the utility model;

[0029] Figure 3 It is the outer carton frame structure diagram of a kind of combined dry paint mist filter proposed in the utility model;

[0030] Figure 4 It is the secondary filter layer structure diagram of a kind of combined dry paint mist filter proposed in the utility model;

[0031] Figure 5 It is the primary filter layer structure diagram of a kind of combined dry paint mist filter proposed in the utility model.

[0032] LEGEND:

[0033] 1, outer carton frame;

[0034] 2, primary filter layer;201, primary filter core;202, first positioning plate;203, first limit slot;204, first support plate;

[0035] 3, secondary filter layer; 301, secondary filter core; 302, second positioning plate; 303, limiting groove; 304, second limiting clamping groove; 305, second supporting plate; 306, third limiting clamping groove; 307, third supporting plate;

[0036] 4, air vent; 5, baffle; 6, first positioning groove; 7, second positioning groove. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0038] Reference Figures 1-5 An embodiment provided by the utility model:

[0039] A combined dry paint mist filter, comprising an outer carton frame 1, air vents 4 are formed in the outer walls of the front end and the rear end of the outer carton frame 1, so that external gas can flow through the air vents 4 in the filter, baffle plates 5 are fixedly connected to the upper end and the lower end of the inner wall of the outer carton frame 1, so that the air inlet and outlet of the outer carton frame 1 are limited, a primary filter layer 2 is arranged at the rear end of the inner wall of the outer carton frame 1, the primary filter layer 2 comprises a primary filter core 201, a plurality of first positioning plates 202 are arranged on the outer wall of the primary filter core 201, and first supporting plates 204 are clamped and matched to the outer walls of the front end and the rear end of the first positioning plates 202.

[0040] A secondary filter layer 3 is arranged at the front end of the inner wall of the outer carton frame 1, the secondary filter layer 3 comprises a secondary filter core 301 and a limiting groove 303, second positioning plates 302 are clamped and matched to the upper end and the lower end of the outer wall of the secondary filter core 301, and a plurality of second supporting plates 305 and third supporting plates 307 are clamped and matched to the front end of the upper surface of the second positioning plates 302.

[0041] Compared with the traditional dry paint mist filter, the dry paint mist filter adopts high-strength meka paperboard as the main frame material, the material has good mechanical strength and moisture resistance, can ensure that the filter stably operates for a long time in a harsh environment, and through the design that the supports are connected with each other through the bayonet, the structure of the whole filter is more simple and easy to assemble and disassemble, the manufacturing efficiency is greatly improved, the reasonable airflow channel ensures that the airflow is uniformly distributed in the filter, the airflow resistance is reduced, and the filtering efficiency is improved.

[0042] The front end of the upper surface of the baffle plate 5 is respectively provided with a first positioning groove 6 and a second positioning groove 7, so that the secondary filter layer 3 can be fixed on the outer carton frame 1 more firmly, the primary filter core 201 is clamped and matched to the rear end of the inner wall of the outer carton frame 1, and the secondary filter core 301 is clamped and matched to the front end of the inner wall of the outer carton frame 1, so that the primary filter layer 2 and the secondary filter layer 3 can be arranged in the outer carton frame 1, the front end and the rear end of the upper surface of the first positioning plate 202 are respectively provided with a first limiting clamping groove 203, so that the user can disassemble or install the first supporting plate 204, the limiting groove 303 is provided at the rear end of the upper surface of the second positioning plate 302, so that the user can disassemble or install the secondary filter core 301 on the second positioning plate 302, and the upper surface of the second positioning plate 302 is respectively provided with a plurality of second limiting clamping grooves 304 and third limiting clamping grooves 306, so that the user can disassemble or install the second supporting plate 305 and the third supporting plate 307.

[0043] Working principle: The gas is intercepted and filtered by the primary filter layer 2 and the secondary filter layer 3 through the air vent 4, the primary filter layer 2 is provided with a primary filter core 201 made of rough and effective increasing fiber material of honeycomb paper structure, the gas is preliminarily and roughly filtered, then the gas is further filtered by the secondary filter core 301 made of fine fiber material of honeycomb paper structure of the secondary filter layer 3, and finally the gas is discharged.

[0044] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A combined dry paint mist filter, comprising an outer cardboard frame (1), characterized in that: The rear end of the inner wall of the outer carton frame (1) is provided with a primary filter layer (2), the primary filter layer (2) includes a primary filter core (201), the outer wall of the primary filter core (201) is provided with a plurality of first positioning plates (202), and the front end and the rear end of the first positioning plate (202) are both engaged with a first support plate (204). The front end of the inner wall of the outer carton frame (1) is provided with a secondary filter layer (3). The secondary filter layer (3) includes a secondary filter core (301) and a limiting groove (303). The upper and lower ends of the outer wall of the secondary filter core (301) are both engaged with a second positioning plate (302). The front end of the upper surface of the second positioning plate (302) is engaged with a plurality of second support plates (305) and a third support plate (307).

2. The combined dry paint mist filter according to claim 1, characterized in that: Ventilation openings (4) are provided on the outer walls of the front and rear ends of the outer carton frame (1).

3. A combined dry paint mist filter according to claim 1, characterized in that: The upper and lower ends of the inner wall of the outer carton frame (1) are fixedly connected to baffles (5).

4. A combined dry paint mist filter according to claim 3, characterized in that: The front end of the upper surface of the baffle (5) is provided with a first positioning groove (6) and a second positioning groove (7).

5. A combined dry paint mist filter according to claim 1, characterized in that: The primary filter element (201) is snapped into the rear end of the inner wall of the outer carton frame (1), and the secondary filter element (301) is snapped into the front end of the inner wall of the outer carton frame (1).

6. A combined dry paint mist filter according to claim 1, characterized in that: The first positioning plate (202) has a first limiting slot (203) at both the front and rear ends of the upper surface.

7. A combined dry paint mist filter according to claim 1, characterized in that: The limiting groove (303) is located at the rear end of the upper surface of the second positioning plate (302).

8. A combined dry paint mist filter according to claim 1, characterized in that: The upper surface of the second positioning plate (302) is provided with a plurality of second limiting slots (304) and third limiting slots (306).

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