CN209213105U - A kind of air-pressure balancing device - Google Patents
A kind of air-pressure balancing device Download PDFInfo
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- CN209213105U CN209213105U CN201822128174.2U CN201822128174U CN209213105U CN 209213105 U CN209213105 U CN 209213105U CN 201822128174 U CN201822128174 U CN 201822128174U CN 209213105 U CN209213105 U CN 209213105U
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- pressure
- air
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- tubular bag
- pressure ring
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Abstract
The utility model discloses a kind of air-pressure balancing device, it is arranged at equipment port, including soft tubular bag, pressure ring, clip, pressure ring fixed plate, the frame of the opening wrapping device port of soft tubular bag are simultaneously fixed by clip；Pressure ring is double-deck annulus, and pressure ring section is U-shaped, and U-shaped opening is stuck on the frame of equipment port, and pressure ring is fixed on apparatus body by pressure ring fixed plate.By the movement of soft tubular bag come the air pressure inside and outside balancing equipment, when equipment internal pressure is high, inner air drives soft tubular bag to be displaced outwardly to reduce air pressure in equipment and can discharge part air；When equipment internal pressure is low, it is insufficient to compensate air pressure in equipment that outside air drives soft tubular bag to move inward, and inhalable partial air, the dust releasing on the inside of soft tubular bag enters in equipment simultaneously, clean soft tubular bag, it does not need that pressure balance and dedusting can be completed by other equipment, has saved equipment cost.
Description
Technical field
The utility model relates to be related to it is a kind of can balancing equipment external and internal pressure air-pressure balancing device.
Background technique
Equipment often understands the inconsistent situation of occurrence of equipment external and internal pressure during the work time, and internal air pressure is caused to increase
Greatly, air is excessive, and dust also overflows therewith, pollutes environment.The prior art is usually prevented out by being sealed to equipment inside
The existing above problem, but equipment inside can not be sealed in many cases.Such as: in the bulk grains scale course of work, material meeting
It is fallen into weighing hopper from feed bin through charging gear, since the falling speed of material is fast, air pressure increases in weighing hopper, can generate dust
It overflows, if be sealed, can have an impact to weighing.
Summary of the invention
The utility model in view of the deficiencies of the prior art, develops a kind of air-pressure balancing device, which can be in balancing equipment
Outer air pressure has ensured the stabilization of equipment internal pressure.
The technical solution of the utility model solution technical problem are as follows: it is flat that the embodiments of the present invention provide a kind of air pressure
Weigh device, is arranged at equipment port, and equipment port is provided with the frame of protrusion apparatus body, and the air-pressure balancing device includes
Soft tubular bag, pressure ring, clip, pressure ring fixed plate, the frame of the opening wrapping device port of soft tubular bag simultaneously pass through clip
It is fixed；Pressure ring is double-deck annulus, and pressure ring section is U-shaped, and U-shaped opening is stuck on the frame of equipment port, and pressure ring passes through pressure ring
Fixed plate is fixed on apparatus body.
As optimization, supported rod erecting is additionally provided on the pressure ring, supported rod erecting is U-shaped bar, the both ends point of supported rod erecting
It is not fixed on the outside of pressure ring；Be additionally provided with horizontally-supported ring on supported rod erecting, horizontally-supported ring is annular, horizontally-supported ring with
Pressure ring is parallel.Supported rod erecting, horizontally-supported boxing connect reticular structure cylindrical, pressure ring, supported rod erecting, horizontally-supported ring, interior
Support rod surrounds the soft movable maximum region of tubular bag.
As optimization, inner bracing piece is additionally provided at the equipment port, inner bracing piece is arranged more, each inner bracing piece
Both ends are connect with the scuncheon of equipment port respectively.
As optimization, the frame edge of the equipment port is provided with U-shaped rubber strip.
As optimization, sealing material is also wound between the pressure ring and soft tubular bag.
As optimization, the soft tubular bag is tubular open at one end.The material of soft tubular bag is ventilative or impermeable
The soft material of gas, can be movable in the range of supported rod erecting, horizontally-supported ring, inner bracing piece surround, and automatically adjusts equipment sheet
Intracorporal pressure.Ventilative material can not only carry out air balance, can also have dedusting function.
As optimization, the clip setting at least two, each clip is staggered.
The effect provided in utility model content is only the effect of embodiment, rather than whole effects that utility model is all
Fruit, above-mentioned technical proposal have the following advantages that or the utility model has the advantages that
1. by the movement of soft tubular bag come the air pressure inside and outside balancing equipment, when equipment internal pressure is high, inner air
Soft tubular bag is driven to be displaced outwardly to reduce air pressure in equipment, and can discharge part air；It is external when equipment internal pressure is low
Air drives soft tubular bag to move inward to compensate air pressure deficiency in equipment, does not need that pressure can be completed by other equipment
Balance and dedusting, have saved cost.
2. can limit the position of soft tubular bag by setting supported rod erecting, horizontally-supported ring, prevent soft tubular bag from falling
To side, the dust in soft cartridge type bag cannot be dropped back into smoothly in equipment, and can protect soft tubular bag.
3. can prevent soft tubular bag from falling into inside equipment by setting inner bracing piece.
4. can prevent edge from cutting soft tubular bag by setting U-shaped rubber strip.
5. each clip is staggered by least two clips of setting, it can prevent material dust from overflowing.
Detailed description of the invention
Fig. 1 is a kind of main view of embodiment of the utility model
Fig. 2 is a kind of left view of embodiment of the utility model
Fig. 3 is a kind of top view of embodiment of the utility model
Fig. 4 is cross-sectional view of the Fig. 2 along the direction B-B
Fig. 5 is cross-sectional view of the Fig. 1 along the direction A-A
Fig. 6 is the partial enlarged view of Z region in Fig. 4.
In figure: 1, supported rod erecting, 2, soft tubular bag, 3, horizontally-supported ring, 4, inner bracing piece, 5, U-shaped rubber strip, 6, pressure
Ring, 7, clip, 8, pressure ring fixed plate, 9, equipment port, 10, sealing material.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing is combined, to this
Utility model is described in detail.Following disclosure provides many different embodiments or example is used to realize the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.This
Outside, the utility model can in different examples repeat reference numerals and/or letter.This repetition is in order to simplified and clear
Purpose itself does not indicate the relationship between discussed various embodiments and/or setting.It should be noted that illustrated in the accompanying drawings
Component be not drawn necessarily to scale.The utility model be omitted the description to known assemblies and treatment technology and process to avoid
It is unnecessarily limiting the utility model.Term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply relative importance.It needs to illustrate in the description of the present invention,
It is unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be
It is fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be
It is connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For the common of this field
For technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Fig. 1 to Fig. 6 is an embodiment of the present invention, as shown, a kind of air-pressure balancing device, is arranged in equipment
At port 9, equipment port 9 is provided with the frame of protrusion apparatus body, and the air-pressure balancing device includes soft tubular bag 2, pressure
Ring 6, clip 7, pressure ring fixed plate 8, the frame of the opening wrapping device port 9 of soft tubular bag 2 are simultaneously fixed by clip 7；Pressure
Ring 6 is double-deck annulus, and 6 section of pressure ring is U-shaped, and U-shaped opening is stuck on the frame of equipment port 9, and pressure ring 6 is fixed by pressure ring
Plate 8 is fixed on apparatus body.By the movement of soft tubular bag 2 come the air pressure inside and outside balancing equipment, equipment internal pressure is high
When, inner air drives soft tubular bag 2 to be displaced outwardly to reduce air pressure in equipment and can discharge part air；Pressure inside equipment
When power is low, it is insufficient to compensate air pressure in equipment that outside air drives soft tubular bag 2 to move inward, and inhalable partial air,
The dust releasing of soft 2 inside of tubular bag enters in equipment simultaneously, cleans soft tubular bag 2, has soft tubular bag 2 self-cleaning
Function does not need that pressure balance and dedusting can be completed by other equipment, has saved equipment cost.
Supported rod erecting 1 is additionally provided on the pressure ring 6, supported rod erecting 1 is U-shaped bar, and the both ends of supported rod erecting 1 are fixed respectively
In the outside of pressure ring 6；Be additionally provided with horizontally-supported ring 3 on supported rod erecting 1, horizontally-supported ring 3 is annular, horizontally-supported ring 3 with
Pressure ring 6 is parallel.Supported rod erecting 1, horizontally-supported ring 3 weld reticular structure cylindrical, pressure ring 6, supported rod erecting 1, horizontally-supported
Ring 3, inner bracing piece 4 surround the movable maximum region of soft tubular bag 2.By the way that supported rod erecting 1, horizontally-supported ring 3 is arranged, can limit
The position for making soft tubular bag 2 prevents soft tubular bag 2 from swinging to side, and the dust in soft cartridge type bag, which cannot be dropped back into smoothly, to be set
It is standby interior, and soft tubular bag 2 can be protected.
Inner bracing piece 4 is additionally provided at the equipment port 9, inner bracing piece 4 is arranged more, the both ends of each inner bracing piece 4
It is connect respectively with the scuncheon of equipment port 9.By the way that inner bracing piece 4 is arranged, it can prevent soft tubular bag 2 from falling into equipment
Portion.
The frame edge of the equipment port 9 is provided with U-shaped rubber strip 5.By the way that U-shaped rubber strip 5 is arranged, edge can be prevented
Cut soft tubular bag 2.
Sealing material 10 is also wound between the pressure ring 6 and soft tubular bag 2.
The soft tubular bag 2 is tubular open at one end.The material of soft tubular bag 2 is ventilative or air-locked soft
Material, can be movable in the range of supported rod erecting 1, horizontally-supported ring 3, inner bracing piece 4 surround, and automatically adjusts in apparatus body
Pressure.Ventilative material can not only carry out air balance, can also have dedusting function.
The setting of clip 7 at least two, each clip 7 is staggered.By the way that at least two clips 7 are arranged, each clip 7 is handed over
Mistake setting, can prevent material dust from overflowing.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to utility model, not to the utility model
The limitation of protection scope, based on the technical solution of the present invention, those skilled in the art do not need to pay creativeness
The various modifications or changes that working can make are still within the scope of the present invention.
Claims (7)
1. a kind of air-pressure balancing device is arranged at equipment port (9), equipment port (9) is provided with the side of protrusion apparatus body
Frame, it is characterized in that: the air-pressure balancing device includes soft tubular bag (2), pressure ring (6), clip (7), pressure ring fixed plate (8),
The frame of the opening wrapping device port (9) of soft tubular bag (2) is simultaneously fixed by clip (7)；Pressure ring (6) is double-deck circle
Ring, pressure ring (6) section is U-shaped, and U-shaped opening is stuck on the frame of equipment port (9), and pressure ring (6) is solid by pressure ring fixed plate (8)
Due on apparatus body.
2. a kind of air-pressure balancing device according to claim 1, characterized in that be additionally provided with support on the pressure ring (6)
Upright bar (1), supported rod erecting (1) are U-shaped bar, and the both ends of supported rod erecting (1) are separately fixed at the outside of pressure ring (6)；Supported rod erecting
(1) it is additionally provided on horizontally-supported ring (3), horizontally-supported ring (3) is annular, and horizontally-supported ring (3) is parallel with pressure ring (6).
3. a kind of air-pressure balancing device according to claim 1, characterized in that be additionally provided at the equipment port (9)
Inner bracing piece (4), inner bracing piece (4) are arranged more, and the both ends of each inner bracing piece (4) are respectively and in the frame of equipment port (9)
Side connection.
4. a kind of air-pressure balancing device according to claim 1, characterized in that the frame edge of the equipment port (9)
It is provided with U-shaped rubber strip (5).
5. a kind of air-pressure balancing device according to claim 1, characterized in that the pressure ring (6) and soft tubular bag (2)
Between be wound with sealing material (10).
6. a kind of air-pressure balancing device according to claim 1, characterized in that the soft tubular bag (2) is opened for one end
The tubular of mouth.
7. a kind of air-pressure balancing device according to claim 1, characterized in that clip (7) setting at least two, respectively
Clip (7) is staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128174.2U CN209213105U (en) | 2018-12-18 | 2018-12-18 | A kind of air-pressure balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128174.2U CN209213105U (en) | 2018-12-18 | 2018-12-18 | A kind of air-pressure balancing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209213105U true CN209213105U (en) | 2019-08-06 |
Family
ID=67464851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822128174.2U Active CN209213105U (en) | 2018-12-18 | 2018-12-18 | A kind of air-pressure balancing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209213105U (en) |
-
2018
- 2018-12-18 CN CN201822128174.2U patent/CN209213105U/en active Active
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