CN217188783U

CN217188783U - Papermaking dehumidification negative pressure gravity drainage mechanism

Info

Publication number: CN217188783U
Application number: CN202220920272.3U
Authority: CN
Inventors: 彭龙; 高利军; 陶光庆; 高元; 马中德
Original assignee: Vinda Personal Care China Co Ltd
Current assignee: Vinda Personal Care China Co Ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-16
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a papermaking dehumidification negative pressure gravity drainage mechanism, which comprises a dehumidification fan, a gravity self-opening valve and a dehumidification cover, a first air pipe is arranged at the upper end of the dehumidification fan, a second air pipe is arranged at one side of the dehumidification fan, the other end of the second air pipe is provided with a dehumidification cover, the lower end of the dehumidification fan is provided with a water accumulation groove, the lower end of the water collecting tank is connected with a drain pipe, the other end of the drain pipe is provided with a gravity self-opening valve, the utility model improves and increases the gravity self-opening valve at the terminal of the drain pipe, after the water accumulated by the system reaches a certain amount, the accumulated water potential energy is larger than the self weight of the valve plate of the valve to flush the valve plate, the valve plate is opened to discharge the water, when the displacement is not enough, the valve plate closes the drainage pipeline under the effect of dead weight, and the sealing problem of the drainage pipeline of the dehumidification fan is solved by the technology, so that the pumping efficiency of the dehumidification fan can not be reduced due to air leakage.

Description

Papermaking dehumidification negative pressure gravity drainage mechanism

Technical Field

The utility model relates to a papermaking dehumidification technology field, concretely relates to papermaking dehumidification negative pressure gravity drainage mechanism.

Background

Regional steam of paper machine part is great in current household paper, normal production has been influenced, generally can install the dehumidification cover additional and install the dehumidification fan in this region and take away steam, receive the reason of fan wind pressure restriction and piping erection, partly steam can be detained to fan wheel bottom, in case the too much efficiency and the normal operating that can influence the fan of steam gathering, can lead to the fan to overload to shut down even, the scheme of general adoption is with impeller bottom trompil and installation drain pipe with water discharge.

Although the scheme of adopting the direct trompil in impeller bottom can ensure in time to discharge the water of gathering, because this drain pipe is not sealed, when not having continuous drainage or water in the drain pipe and not submerging whole drain pipe, can lead to impeller casing to leak out, influence fan efficiency, reduce suction effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming that prior art exists when not having continuous drainage or water not submerging whole drain pipe in the drain pipe, can lead to impeller casing to leak out, influence fan efficiency, reduce the problem of suction effect, provide a papermaking dehumidification negative pressure gravity drainage mechanism, this papermaking dehumidification negative pressure gravity drainage mechanism has solved dehumidification fan drainage pipe sealing problem, can not lead to the effect that dehumidification fan suction efficiency descends because of leaking out.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a papermaking dehumidification negative pressure gravity drainage mechanism, includes dehumidification fan, gravity from opening valve door and dehumidification cover, dehumidification fan upper end is provided with first tuber pipe, dehumidification fan one side is provided with the second tuber pipe, the second tuber pipe other end is provided with the dehumidification cover, dehumidification fan lower extreme is provided with the ponding groove, the ponding groove lower extreme is connected with the drain pipe, the drain pipe other end is provided with gravity from opening valve door.

Preferably, the gravity self-opening valve consists of a hinge and a baffle.

Preferably, the second air pipe is fixedly connected with the dehumidifying cover, and the second air pipe is communicated with the inside of the dehumidifying cover.

Preferably, the lower end of the dehumidification fan is fixedly connected with the drain pipe, and the lower end of the dehumidification fan is communicated with the drain pipe.

Preferably, an air outlet is arranged at the top of the first air pipe.

Preferably, the lower end of the dehumidification cover is provided with a dehumidification opening.

Preferably, the gravity self-opening valve is provided with a trench at the lower end.

Preferably, the lower end of the first air pipe is communicated with a dehumidification fan.

Preferably, the second air pipe is fixedly connected with the dehumidifying fan, and the second air pipe is communicated with the inside of the dehumidifying fan.

Preferably, one side of the drain pipe is rotatably connected with the baffle plate through a hinge.

Compared with the prior art, the utility model provides a papermaking dehumidification negative pressure gravity drainage mechanism possesses following beneficial effect:

1. the utility model discloses improve at the terminal of drain pipe and increase gravity self-opening valve, after the water that the system gathered reaches a certain amount, ponding potential energy is greater than the valve plate dead weight and flushes the valve plate, opens and discharges water, and the valve plate closes drainage pipe under the effect of dead weight when displacement is not enough, and this technique has solved dehumidification fan drainage pipe sealing problem, can not lead to dehumidification fan suction efficiency to descend because of leaking out;

2. the utility model can play the role of automatic drainage, when no water is drained or the water quantity is too large, the valve plate of the self-opening valve is in a closed state, thereby ensuring the running efficiency of the dehumidifying fan while automatically draining the accumulated water of the dehumidifying fan;

the part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.

Drawings

FIG. 1 is a schematic structural view of a papermaking dehumidification negative pressure gravity drainage mechanism provided by the present invention;

fig. 2 is a schematic view of the gravity self-opening valve closure proposed by the present invention;

fig. 3 is a schematic view of the gravity self-opening valve of the present invention.

Description of the reference numerals

1. A first air duct; 2. a dehumidification fan; 3. a water accumulation tank; 4. a drain pipe; 5. a trench; 6. the valve is opened by gravity; 7. a second air duct; 8. a dehumidifying cover; 9. a hinge; 10. and a baffle plate.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the 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 to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; 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 invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a papermaking dehumidification negative pressure gravity drainage mechanism, including dehumidification fan 2, gravity is from opening valve 6 and dehumidification cover 8, dehumidification fan 2 upper end is provided with

first tuber pipe

1, 2 one side of dehumidification fan is provided with second tuber pipe 7, the second tuber pipe 7 other end is provided with

dehumidification cover

8, 2 lower extremes of dehumidification fan are provided with ponding groove 3, ponding groove 3 lower extreme is connected with drain pipe 4, the drain pipe 4 other end is provided with gravity is from opening valve 6, improve at the terminal of drain pipe and increase gravity from opening valve 6, after the water that the system gathered reaches a certain amount, ponding potential energy is greater than valve baffle 10 dead weight and flushes baffle 10, open with the water discharge, when the displacement is not enough, baffle 10 closes drain pipe 4 under the effect of dead weight, when no water discharge or the water discharge is big, self-opening valve baffle 10 is in the closed condition.

In the utility model, preferably, the gravity self-opening valve 6 is composed of a hinge 9 and a baffle 10, when the dehumidifying fan 2 pumps the water vapor out of the dehumidifying cover 8, part of the water vapor is accumulated at the bottom of the impeller shell of the dehumidifying fan 2 to form accumulated water, the movable baffle 10 at the front end of the drain pipe 4 is pushed open after the accumulated water is accumulated to a certain amount, the accumulated water is discharged, the baffle 10 is closed under the action of self weight when the accumulated water amount is reduced, the second air pipe 7 is fixedly connected with the dehumidifying cover 8, the second air pipe 7 is communicated with the dehumidifying cover 8, the lower end of the dehumidifying fan 2 is fixedly connected with the drain pipe 4, the lower end of the dehumidifying fan 2 is communicated with the drain pipe 4, the top of the first air pipe 1 is provided with an air outlet, the lower end of the dehumidifying cover 8 is provided with a dehumidifying port, the lower end of the gravity self-opening valve 6 is provided with a trench 5, the lower end of the first air pipe 1 is communicated with the dehumidifying fan 2, the second air pipe 7 is fixedly connected with the dehumidifying fan 2, and the second air pipe 7 is communicated with the interior of the dehumidification fan 2, and one side of the drain pipe 4 is rotatably connected with the baffle plate 10 through a hinge 9.

The utility model discloses a theory of operation and use flow: when the automatic water-saving and automatic-opening water-saving dehumidifying fan is used, the gravity automatic-opening valve 6 is improved and added at the terminal of the water discharging pipe, after water accumulated by the system reaches a certain amount, accumulated water potential energy is larger than the self weight of the valve baffle plate 10 to flush the baffle plate 10, the valve baffle plate 10 is opened to discharge water, when the water discharging amount is insufficient, the water discharging pipe 4 is closed under the action of the self weight, when no water is discharged or the water amount is large, the automatic-opening valve baffle plate 10 is in a closed state, the accumulated water of the dehumidifying fan 2 is automatically discharged, the operation efficiency of the dehumidifying fan 2 can be guaranteed, in the process that the dehumidifying fan 2 pumps water vapor away from the dehumidifying cover 8, part of water vapor is accumulated at the bottom of the impeller shell of the dehumidifying fan 2 to form accumulated water, the movable baffle plate 10 at the front end of the water discharging pipe 4 is pushed open to discharge the accumulated water, and when the accumulated water amount is reduced, the baffle plate 10 is closed under the action of the self weight.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. The utility model provides a papermaking dehumidification negative pressure gravity drainage mechanism, includes dehumidification fan (2), gravity from opening valve (6) and dehumidification cover (8), its characterized in that: the dehumidifying device is characterized in that a first air pipe (1) is arranged at the upper end of the dehumidifying fan (2), a second air pipe (7) is arranged on one side of the dehumidifying fan (2), a dehumidifying cover (8) is arranged at the other end of the second air pipe (7), a water accumulating tank (3) is arranged at the lower end of the dehumidifying fan (2), a drain pipe (4) is connected to the lower end of the water accumulating tank (3), and a gravity self-opening valve (6) is arranged at the other end of the drain pipe (4).

2. Papermaking dehumidification negative pressure gravity drainage mechanism according to claim 1, characterized in that the gravity self-opening valve (6) consists of a hinge (9) and a baffle (10).

3. The negative-pressure gravity drainage mechanism for papermaking dehumidification according to claim 1, wherein the second air pipe (7) is fixedly connected with the dehumidification hood (8), and the second air pipe (7) is communicated with the interior of the dehumidification hood (8).

4. The negative-pressure gravity drainage mechanism for papermaking dehumidification according to claim 1, wherein the lower end of the dehumidification fan (2) is fixedly connected with the drainage pipe (4), and the lower end of the dehumidification fan (2) is communicated with the drainage pipe (4).

5. Papermaking dehumidification negative pressure gravity drainage mechanism according to claim 1, characterized in that an air outlet is arranged on the top of the first air pipe (1).

6. Papermaking dehumidification negative pressure gravity drainage mechanism according to claim 1, characterized in that the lower end of the dehumidification hood (8) is provided with a dehumidification port.

7. Papermaking dehumidification negative pressure gravity drainage mechanism according to claim 1, characterized in that the lower end of the gravity self-opening valve (6) is provided with a trench (5).

8. The negative-pressure gravity drainage mechanism for papermaking dehumidification according to claim 1, wherein the lower end of the first air pipe (1) is communicated with a dehumidification fan (2).

9. The negative-pressure gravity drainage mechanism for papermaking dehumidification according to claim 1, wherein the second air pipe (7) is fixedly connected with the dehumidification fan (2), and the second air pipe (7) is communicated with the interior of the dehumidification fan (2).

10. Papermaking dehumidification negative pressure gravity drainage mechanism according to claim 2, characterized in that the drain pipe (4) is rotatably connected with the baffle (10) at one side by a hinge (9).