CN214459203U

CN214459203U - Anti-condensation device for scanner frame of QCS (quartz crystal microbalance) system of paper machine

Info

Publication number: CN214459203U
Application number: CN202120404794.3U
Authority: CN
Inventors: 韩祥伟; 韩祥京
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-10-22
Anticipated expiration: 2031-02-24

Abstract

The utility model discloses an anti-condensation device for paper machine QCS system scanning frame. Including establishing the control box in scan frame one end, the chamber door is installed to the front side of control box, electronic component has in the control box, the place that is close to the roof in the control box is equipped with the baffle, the baffle separates into upper portion cavity and lower part cavity with the inner space of control box from top to bottom, electronic component is located the lower part cavity and installs on the back wall of lower part cavity, the arc structure that the baffle is middle high both ends low, the fan mounting hole has been seted up at the middle part of baffle, fan mounting hole department installs the draught fan that is used for the air drainage in the lower part cavity to upper portion cavity, all be equipped with the air exit on the lateral wall about the upper portion cavity, be equipped with the vent on the chamber door. The utility model discloses can effectually prevent that the electronic component in the scanning frame control box of paper machine QCS system from receiving the condensation influence, extension electronic component's life.

Description

Anti-condensation device for scanner frame of QCS (quartz crystal microbalance) system of paper machine

Technical Field

The utility model relates to an anti-condensation device for paper machine QCS system scanning frame.

Background

A scanning frame of a QCS (quartz crystal microbalance) system of a paper machine is an important component of a paper quality control system, and a reciprocating mechanical part drives sensors for quantifying, moisture and the like to detect paper so as to obtain a paper quality scanning and measuring result.

Referring to fig. 1 and 2, a control box 1 is arranged at one end of a scanning frame of a QCS system of a conventional paper machine, the control box 1 is provided with a box door 2 which is opened outwards, a plurality of electronic elements 3 are mounted on the rear wall of the control box 1, and a control button is mounted on the box door 2 of the control box 1.

This paper machine QCS system scanning frame is when using in winter, electronic component 3 in the control box 1 can give off the heat, and 1 outside air temperature of control box is lower, lead to the inside and outside great difference in temperature that has of control box 1, just so the condensation of dew appears very easily on the inner wall of control box 1, especially the top position in the control box 1, when more dew condenses, dew can trickle or drip on electronic component 3, influence electronic component 3's life, can cause electronic component 3 to damage even.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem provide an anti-condensation device for paper machine QCS system scanning frame for avoid the dew of condensing in the control box to trickle or drip and influence life or cause electronic component's damage on the electronic component.

In order to achieve the purpose, the utility model discloses an anti-condensation device of paper machine QCS system scanning frame, this anti-condensation device of paper machine QCS system scanning frame is including establishing the control box in scanning frame one end, the chamber door is installed to the front side of control box, electronic component has in the control box, the place that is close to the roof in the control box is equipped with the baffle, upper portion cavity and lower part cavity are become to the baffle with the inner space of control box interval from top to bottom, electronic component is located the lower part cavity and installs on the back wall of lower part cavity, the arc structure that the baffle is middle high both ends are low, the fan mounting hole has been seted up at the middle part of baffle, fan mounting hole department installs the draught fan that is used for the air drainage to the upper portion cavity in with the lower part cavity, all be equipped with the air exit on the lateral wall about the upper portion cavity, be equipped with the vent on the chamber door. The draught fan during operation can be with air drainage to the baffle top of baffle below, makes the temperature of baffle upper surface and lower surface keep unanimous, can avoid the lower surface of baffle to appear dew condensation from this, prevents that dew trickling or drip to cause the damage on electronic component. The baffle adopts the arc structure, and the draught fan during operation, the air of baffle left and right sides can be followed the baffle lower surface and assembled towards the centre, and the rethread fan is sent to upper portion cavity, and is outwards sent out through the air exit at last, and the vent is used for keeping the inside and outside atmospheric pressure balance of lower part cavity.

The utility model discloses a in the further improvement, the interval is provided with the water-collecting plate that extends around many on the lateral wall about the lower part cavity all about, the water-collecting plate stretches to the perk that one side in the lower part cavity is upwards, the position that is close to the water-collecting plate upper surface on the lateral wall about the lower part cavity is equipped with the first hole of permeating water, the outside left and right sides of control box is equipped with the collector pipe of two vertical settings respectively, the first hole of permeating water on the lower part cavity left side wall is linked together with being located left collector pipe, the first hole of permeating water on the lower part cavity right side wall is linked together with being located the collector pipe on right side. When dew condensation appears on the left side wall and the right side wall of the lower cavity, dew can flow into a groove formed by the water collecting plate and the side wall of the lower cavity, then flows into the water collecting pipe through the first water permeable holes, and finally is discharged outwards in a concentrated mode through the water collecting pipe, so that the dew on the left side wall and the right side wall of the lower cavity can be prevented from flowing to an electronic element close to the dew, and the electronic element is further protected from being influenced by the dew.

Preferably, the first permeable hole is an inclined hole, and one end of the first permeable hole in the lower chamber is higher than the other end of the first permeable hole. The first hole of permeating water adopts the inclined hole, is favorable to dew from the recess flow direction collector pipe that water collection sheet and lower part cavity lateral wall formed.

The utility model discloses a in the further improvement, the position that is close to the baffle on the lateral wall about the lower part cavity respectively is equipped with a second hole of permeating water, and two seconds are permeated water the hole and are linked together with two collector pipes respectively. After adopting above-mentioned structure, even the condensation appears in the roof of upper portion cavity, the dew that drops also can flow to the left and right sides along being curved baffle, and the rethread second permeates water hole flow direction collector pipe, finally outwards flows through the collector pipe.

Preferably, the second hole of permeating water is the inclined hole, and the second hole of permeating water is located one end in the upper portion cavity and is higher than its other end. The second hole of permeating water adopts the inclined hole, is favorable to dew to flow to the collector pipe from upper portion cavity, finally outwards flows through the collector pipe.

The utility model discloses a in the further improvement, the edge of the diapire of lower part cavity is equipped with the water catch bowl around the round, and the bottom of water catch bowl is connected with the drain pipe and is linked together through drain pipe and one of them collector pipe. After adopting above-mentioned structure, when appearing the dew and condensing on the diapire of lower cavity, dew can assemble through the water catch bowl, finally flows to the collector pipe through the drain pipe.

The utility model discloses an in the further improvement, be equipped with the fan apron in the upper portion cavity, the fan apron is located the draught fan top, is equipped with the support column between baffle and the fan apron. The fan apron is used for preventing the condensation on the upper portion cavity roof from falling downwards through the draught fan.

In the further improvement of the utility model, a small dehumidifier is installed at the part close to the bottom wall on the rear wall of the lower cavity, and the drain pipe of the small dehumidifier is connected to one of the water collecting pipes. When the moisture in the lower cavity is large, the moisture can be dehumidified by the small dehumidifier, the problem of condensation is avoided to a greater extent, and the dehumidifier is suitable for being used in a wet and cold environment.

In a further improvement of the present invention, a first dust screen is installed at the air outlet. The first dust screen is used to prevent dust from entering the upper chamber.

In a further improvement of the present invention, the vent is provided with a second dust screen. The second dust screen is used to prevent dust from entering the lower chamber.

To sum up, the beneficial effects of the utility model reside in that: the electronic element in the control box of the scanning frame of the QCS system of the paper machine can be effectively prevented from being influenced by condensation, and the service life of the electronic element is prolonged.

Drawings

FIG. 1 is a schematic diagram of the construction of a prior art paper machine QCS system gantry;

FIG. 2 is a schematic view of the structure of FIG. 1 taken along line A-A;

FIG. 3 is a schematic view of a scanning frame of a QCS system of a paper machine to which the present invention is applied;

fig. 4 is a schematic view of the structure of fig. 3 taken along line B-B.

In the figure: 1. a control box; 2. a box door; 3. an electronic component; 4. a partition plate; 5. an upper chamber; 6. a lower chamber; 7. a fan mounting hole; 8. an induced draft fan; 9. an air outlet; 10. a vent; 11. a water collection plate; 12. a first water permeable hole; 13. a water collection pipe; 14. a second water permeable hole; 15. a water collection tank; 16. a drain pipe; 17. a fan cover plate; 18. a support pillar; 19. a dehumidifier; 20. a first dust screen; 21. and a second dust screen.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

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. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

The following is a description of preferred embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 3 and 4, in an embodiment of the present invention, the anti-dewing device for a scanner rack of a QCS system of a paper machine comprises a control box (1) disposed at one end of the scanner rack, a box door (2) is installed at the front side of the control box (1), an electronic component (3) is disposed in the control box (1), a partition plate (4) is disposed in the control box (1) near the top wall, the partition plate (4) vertically partitions the inner space of the control box (1) into an upper chamber (5) and a lower chamber (6), the electronic component (3) is disposed in the lower chamber (6) and is installed on the rear wall of the lower chamber (6), the partition plate (4) is of an arc structure with a high middle and low ends, a fan installation hole (7) is disposed in the middle of the partition plate (4), a draught fan (8) for guiding air in the lower chamber (6) to the upper chamber (5) is installed at the fan installation hole (7), air outlets (9) are arranged on the left side wall and the right side wall of the upper chamber (5), and ventilation openings (10) are arranged on the box door (2). Draught fan (8) during operation can be with air drainage to baffle (4) top of baffle (4) below, make the temperature of baffle (4) upper surface and lower surface keep unanimous, can avoid the lower surface of baffle (4) to appear dew condensation from this, prevent that dew trickling or drip to cause the damage on electronic component (3). The partition plate (4) is of an arc-shaped structure, when the induced draft fan (8) works, air on the left side and the right side of the partition plate (4) can be gathered towards the middle along the lower surface of the partition plate (4), then sent to the upper cavity (5) through the induced draft fan, and finally sent out through the air outlet (9), and the air vent (10) is used for keeping balance of air pressure inside and outside the lower cavity (6). The air outlet (9) is provided with a first dust screen (20). The first dust screen (20) is used to prevent dust from entering the upper chamber (5). A second dust screen (21) is arranged at the ventilation opening (10). The second dust screen (21) is used to prevent dust from entering the lower chamber (6).

Referring to fig. 3 and 4, a plurality of water collecting plates (11) extending front and back are arranged on the left side wall and the right side wall of the lower cavity (6) at intervals from top to bottom, the water collecting plates (11) extend to one side of the lower cavity (6) to tilt upwards, positions, close to the upper surface of the water collecting plates (11), of the left side wall and the right side wall of the lower cavity (6) are provided with first water permeable holes (12), the left side and the right side of the outer portion of the control box (1) are respectively provided with two vertically-arranged water collecting pipes (13), the first water permeable holes (12) in the left side wall of the lower cavity (6) are communicated with the water collecting pipes (13) in the left side wall, and the first water permeable holes (12) in the right side wall of the lower cavity (6) are communicated with the water collecting pipes (13) in the right side wall. When dew condensation appears on the left side wall and the right side wall of the lower chamber (6), dew can flow into a groove formed by the water collecting plate (11) and the side wall of the lower chamber (6), then flows into the water collecting pipe (13) through the first water permeable holes (12), and finally is discharged outwards in a concentrated mode through the water collecting pipe (13), so that the dew on the left side wall and the right side wall of the lower chamber (6) can be prevented from flowing to the electronic element (3) close to the dew, and the electronic element (3) is further protected from being influenced by the dew condensation.

The first water permeable holes (12) can be straight holes or inclined holes, preferably, the first water permeable holes (12) are inclined holes, and one end of each first water permeable hole (12) in the lower chamber (6) is higher than the other end of each first water permeable hole. The first permeable holes (12) are inclined holes, which is beneficial to the dew flowing from the water collecting plate (11) and the groove formed by the side wall of the lower chamber (6) to the water collecting pipe (13).

Referring to fig. 3 and 4, in a further improvement of the present invention, a second water permeable hole (14) is respectively provided at a position on the left and right side walls of the lower chamber (6) near the partition (4), and the two second water permeable holes (14) are respectively communicated with the two water collecting pipes (13). After adopting above-mentioned structure, even the condensation appears in the roof of upper portion cavity (5), the dew that drops also can flow to the left and right sides along being curved baffle (4), and the rethread second permeates water hole (14) and flows to collector pipe (13), finally outwards flows through collector pipe (13).

The second water permeable holes (14) can be straight holes or inclined holes, preferably, the second water permeable holes (14) are inclined holes, and one end of the second water permeable holes (14) in the upper chamber (5) is higher than the other end of the second water permeable holes. The second water permeable holes (14) adopt inclined holes, so that dew flows from the upper chamber (5) to the water collecting pipe (13) and finally flows out through the water collecting pipe (13).

Referring to fig. 3 and 4, in a further improvement of the present invention, a water collecting tank (15) surrounding a circle is provided at the edge of the bottom wall of the lower chamber (6), and a drain pipe (16) is connected to the bottom of the water collecting tank (15) and is communicated with one of the water collecting pipes (13) through the drain pipe (16). After adopting above-mentioned structure, when dew condensation appears on the diapire of lower chamber (6), dew can be gathered together through water catch bowl (15), finally flows to collector pipe (13) through drain pipe (16).

Referring to fig. 3 and 4, in the further improvement of the present invention, a fan cover plate (17) is provided in the upper chamber (5), the fan cover plate (17) is located above the draught fan (8), and a support column (18) is provided between the partition plate (4) and the fan cover plate (17). The fan cover plate (17) is used for preventing condensation on the top wall of the upper chamber (5) from falling downwards through the induced draft fan (8).

Referring to fig. 3 and 4, in a further improvement of the present invention, a small dehumidifier (19) is installed on the rear wall of the lower chamber (6) near the bottom wall, and a drain pipe (16) of the small dehumidifier (19) is connected to one of the water collecting pipes (13). When the moisture in the lower chamber (6) is large, the moisture can be dehumidified by the small dehumidifier (19), the problem of condensation is avoided to a greater extent, and the device is suitable for being used in a wet and cold environment. Since the small dehumidifier (19) is the prior art, the structure thereof is not described herein.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an anti-dewfall device for paper machine QCS system scanning frame, is including establishing control box (1) in scanning frame one end, and chamber door (2) are installed to the front side of control box (1), have electronic component (3) in control box (1), its characterized in that, the place that is close to the roof in control box (1) is equipped with baffle (4), and baffle (4) separate into upper portion cavity (5) and lower part cavity (6) from top to bottom with the inner space of control box (1), and electronic component (3) are located lower part cavity (6) and install on the back wall of lower part cavity (6), and baffle (4) are the arc structure that middle high both ends are low, and fan mounting hole (7) have been seted up at the middle part of baffle (4), and fan mounting hole (7) department installs draught fan (8) that are used for air drainage in lower part cavity (6) to upper portion cavity (5), air outlets (9) are arranged on the left side wall and the right side wall of the upper chamber (5), and ventilation openings (10) are arranged on the box door (2).

2. The anti-dewing device for the QCS system scanning frame of the paper machine according to claim 1, wherein a plurality of water collecting plates (11) extending back and forth are respectively arranged on the left and right side walls of the lower chamber (6) at an upper and lower interval, one side of each water collecting plate (11) extending into the lower chamber (6) is tilted upwards, a first water permeable hole (12) is formed in the left and right side walls of the lower chamber (6) at a position close to the upper surface of the water collecting plate (11), two vertically arranged water collecting pipes (13) are respectively arranged on the left and right sides of the outside of the control box (1), the first water permeable hole (12) in the left side wall of the lower chamber (6) is communicated with the water collecting pipe (13) on the left side, and the first water permeable hole (12) in the right side wall of the lower chamber (6) is communicated with the water collecting pipe (13) on the right side.

3. Moisture condensation preventing device for the scanner frame of QCS system of paper making machines according to claim 2, characterized in that said first water permeable holes (12) are inclined holes, the first water permeable holes (12) being located higher at one end in the lower chamber (6) than at the other end.

4. The dewing prevention device for QCS system scanning frames of paper machines according to claim 2, wherein the lower chamber (6) has a second water permeable hole (14) in each of the left and right side walls thereof near the partition (4), and the two second water permeable holes (14) are respectively communicated with the two water collecting pipes (13).

5. Moisture condensation preventing device for the scanner frame of QCS system of paper making machine, according to claim 4, characterized in that said second water permeable holes (14) are inclined holes, the second water permeable holes (14) being located higher in the upper chamber (5) at one end than at the other end.

6. Anti-dewing device for the QCS-system scanning frames of paper machines according to claim 2, characterized in that the bottom wall of the lower chamber (6) is provided at its edge with a water collection trough (15) surrounding one turn, the bottom of the water collection trough (15) being connected to a drain (16) and communicating with one of the water collection pipes (13) through the drain (16).

7. The anti-dewing device for the scanning frames of QCS systems of paper machines according to claim 1, characterized in that a fan cover plate (17) is provided in the upper chamber (5), the fan cover plate (17) is located above the induced draft fan (8), and a support column (18) is provided between the partition plate (4) and the fan cover plate (17).

8. Anti-dewing device for the scanning shelves of QCS systems of paper machines according to claim 1, characterized in that a mini dehumidifier (19) is mounted on the rear wall of said lower chamber (6) in proximity to the bottom wall, the drain (16) of the mini dehumidifier (19) being connected to one of the water collection pipes (13).

9. Anti-dewing device for the QCS-system scanning frames of paper machines according to any one of claims 1 to 8, characterized in that at the air outlet (9) a first dust screen (20) is mounted.

10. Anti-dewing device for the QCS system scanning frames of paper machines according to any one of claims 1 to 8, characterized in that at said ventilation opening (10) a second dust screen (21) is mounted.