CN212320050U - High efficiency filter mounting structure with pressure supply - Google Patents
High efficiency filter mounting structure with pressure supply Download PDFInfo
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- CN212320050U CN212320050U CN202021815175.5U CN202021815175U CN212320050U CN 212320050 U CN212320050 U CN 212320050U CN 202021815175 U CN202021815175 U CN 202021815175U CN 212320050 U CN212320050 U CN 212320050U
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000013589 supplement Substances 0.000 claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 19
- 230000003139 buffering effect Effects 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000004049 embossing Methods 0.000 claims description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000012856 packing Methods 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Abstract
The utility model discloses a high efficiency filter mounting structure with pressure supply, its characterized in that: including being fixed in a plurality of fixed screw on the box, being used for fixing a plurality of pressure supplement mechanisms of high efficiency filter and being used for fixing pressure supplement mechanism's pressure setting element, pressure supplement mechanism is located including the cover body spare on the fixed screw and outstanding presser foot in body one side, presser foot bottom top tightly in high efficiency filter's frame top surface, high efficiency filter's frame bottom surface with be equipped with the sealing strip between the box, the pressure setting element is injectd through the elastic component pressure supplement mechanism axial displacement degree of freedom. The utility model discloses an utilize the elastic component to provide lasting packing force for the presser foot, realize the long-term invariable pressure supply, avoid taking place because of the leakage phenomenon that the elastic failure of sealing strip leads to, improve the safety in utilization.
Description
Technical Field
The utility model relates to an air purification equipment technique especially relates to a high efficiency filter mounting structure with pressure supply.
Background
The high-efficiency air supply outlet is an ideal terminal filtering device for thousands, tens of thousands and hundreds of thousands of purified air-conditioning systems, and can be widely applied to the purified air-conditioning systems in the industries of medicine, health, electronics, chemical engineering and the like. The high-efficiency air supply outlet is used as a terminal filtering device for transforming and newly building 1000-grade and 300000-grade clean rooms at all levels, and is key equipment for meeting the purification requirement. The high-efficiency air supply outlet comprises a static pressure box, a flow dispersing plate and a high-efficiency filter, and the interface of the high-efficiency air supply outlet and the air pipe can be in top connection or side connection.
The high-efficiency air supply outlet in the existing purification air-conditioning system and the sealing installation structure adopted by the high-efficiency filter are as follows: the pressure beam or the pressure block penetrates through the screw rod and is screwed down and fixed and sealed respectively by the nut, however, the problem of poor sealing of the filter in installation is easily caused due to uneven stress of the pressure beam or the pressure block at each nut fixing point. In addition, the sealing gasket (or rubber ring and the like) selected for sealing has limited sealing timeliness, and once the sealing gasket fails, the sealing gasket is not replaced and maintained in time, so that the purification level is reduced, the whole clean environment is influenced, and irreparable loss is caused.
Disclosure of Invention
The utility model aims at providing a high efficiency filter mounting structure with pressure supply, through the improvement of structure, for high efficiency filter provides invariable, the packing force that lasts, avoids the loss that sealed inefficacy brought, improves high efficiency filter's wholeness ability.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a high efficiency filter mounting structure with pressure supply, is including being fixed in a plurality of fixed screw on the box, a plurality of pressure supplement mechanism that are used for fixing a position high efficiency filter and being used for fixing pressure supplement mechanism's pressure setting element, pressure supplement mechanism is located including the cover body spare on the fixed screw and outstanding presser foot in body one side, presser foot bottom top tightly in high efficiency filter's frame top surface, high efficiency filter's frame bottom surface with be equipped with the sealing strip between the box, the pressure setting element passes through the elastic component and prescribes a limit to pressure supplement mechanism axial displacement degree of freedom.
In the technical scheme, the fixing screw is arranged at the periphery of the high-efficiency filter, one end of the fixing screw is a screw with threads, the other end of the fixing screw is close to the bottom and is provided with a step protruding out of the screw, the body is internally provided with the hollow cavity, the two ends of the fixing screw are opened, the fixing screw penetrates through the hollow cavity, the interior of the hollow cavity is provided with the elastic supply part, the pressure positioning part is screwed on the fixing screw, and the bottom of the pressure positioning part is abutted on the elastic supply part to limit the pressure supply mechanism.
Preferably, an annular partition sheet is arranged in a hollow cavity of the body, the hollow cavity is divided into a buffer cavity and a supply cavity, and the buffer cavity and the supply cavity are arranged in the upper cavity and the lower cavity, and the fixing screw penetrates through the two cavities; the buffer cavity is internally provided with a buffer elastic piece, and the supply cavity is internally provided with a supply elastic piece.
In the technical scheme, the openings at the two ends of the body are larger than the diameters of the step and the pressure positioning piece, the two ends of the hollow cavity are respectively provided with the pressing piece, and the elastic piece is packaged in the hollow cavity through the pressing pieces.
The further technical scheme is that the bottom of a buffering elastic part in a buffering cavity is tightly propped against the step of the fixing screw rod through a buffering pressing sheet, the top of the buffering elastic part is propped against the annular partition sheet, the top end of a supplying elastic part in a supplying cavity is propped against the pressure positioning part through a supplying pressing sheet, and the bottom of the supplying elastic part is propped against the annular partition sheet.
In the technical scheme, the pressure positioning piece is a nut piece with a brim, the inner thread of the pressure positioning piece is matched with the outer thread on the fixing screw rod, the end, close to the body, of the pressure positioning piece is of a columnar structure smaller than the opening of the body, and the outer edge surface of the columnar structure is provided with scale marks; the other end of the pressure positioning piece is a brim protruding out of the columnar structure, the brim is provided with a twisting rolling embossing, and the pressure positioning piece has axial displacement freedom degree along the fixing screw rod.
In the technical scheme, the pressure supplementing device comprises four or six fixing screw rods, and the corresponding pressure supplementing mechanisms and pressure positioning pieces which are respectively arranged at four corners of the high-efficiency filter, and the length of the pressure foot is adapted to the width of the outer frame of the high-efficiency filter.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. the utility model discloses in contain set screw, pressure supplement mechanism and pressure setting element, including presser foot and elastic component in the pressure supplement mechanism, compress tightly high efficiency filter through the presser foot to utilize the elastic component to provide invariable and lasting pressure for the presser foot, if the sealing strip warp, when thickness diminishes, the elastic component probably acts as the supply power, continues to apply presser foot pressure and compresses tightly the sealing strip, prolongs the high-efficient lasting filtration sealing performance of high efficiency filter, improves the safety in utilization, reduce cost;
2. the utility model adopts two-section elastic pieces, the hollow cavity of the body is divided into a buffer cavity and a supply cavity, the buffer elastic piece and the supply elastic piece are respectively filled, the buffer elastic piece close to the bottom can provide the damping effect in the transportation process, and the filter sealing strip still keeps sufficient pressing force even if the filter sealing strip is transported on a bumpy road surface; the elastic supply part close to the top continuously provides supply pressure transmitted by the pressure positioning part in the long-term use process, so that the long-term stable pressing force is ensured; two sections of elastic pieces are preferably selected, the elastic force of the elastic pieces can be set according to design requirements, controllability is higher, and stability of pressure is ensured;
3. the outer edge surface of the pressure positioning piece is provided with a mark, so that the pressure can be clearly seen, the thickness and the sealing property of the sealing strip can be judged, the sealing performance can be ensured by timely maintenance and replacement, and the use safety can be effectively improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is an exploded schematic view of FIG. 1;
FIG. 3 is a schematic view of the pressure compensating mechanism of FIG. 1;
FIG. 4 is a schematic view of the pressure location member of FIG. 1;
fig. 5 is a schematic diagram of the first embodiment of the present invention after installation.
Wherein: 1. a box body; 2. fixing the screw rod; 3. a high efficiency filter; 4. a pressure supplement mechanism; 5. a pressure locating piece; 6. a body; 7. a presser foot; 8. an outer frame; 9. a sealing strip; 10. a screw; 11. a step; 12. an annular spacer; 13. a buffer chamber; 14. a supply chamber; 15. a buffer elastic member; 16. supplying the elastic member; 17. buffering and tabletting; 18. supplying and tabletting; 19. scale marks are marked; 20. and (5) twisting, rolling and embossing.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
the first embodiment is as follows: referring to fig. 1 to 5, an efficient filter mounting structure with pressure supply includes a plurality of fixing screws 2 fixed on a case 1, a plurality of pressure supply mechanisms 4 for positioning an efficient filter 3, and a pressure positioning member 5 for fixing the pressure supply mechanisms 4, where the pressure supply mechanisms 4 include a body 6 sleeved on the fixing screws 2 and a pressure foot 7 protruding from one side of the body 6, the bottom of the pressure foot 7 abuts against the top surface of an outer frame 8 of the efficient filter 3, a sealing strip 9 is disposed between the bottom surface of the outer frame 8 of the efficient filter 3 and the case 1, and the pressure positioning member 5 limits the axial displacement freedom degree of the pressure supply mechanisms 4 through an elastic member.
In the present embodiment, six fixing screws 2, and the corresponding pressure supplementing mechanism 4 and pressure positioning member 5 are included, as shown in fig. 5, and are respectively disposed at four corners of the high efficiency filter 3 and at the central point of the upper and lower outer frames 8, and the length of the presser foot 7 is adapted to the width of the outer frame of the high efficiency filter 3, so as to provide sufficient pressing force.
As shown in fig. 1 and 2, the fixing screw 2 is disposed at the periphery of the high efficiency filter 3, one end of the fixing screw is a screw 10 with threads, a step 11 protruding from the screw 10 is disposed at a position close to the bottom of the other end of the fixing screw, a hollow chamber is disposed in the body 6, two ends of the fixing screw are open, and the screw 10 penetrates through the hollow chamber. In this embodiment, an annular partition plate 12 is disposed in the hollow chamber, the hollow chamber is divided into two upper and lower chambers, namely a buffer chamber 13 and a supply chamber 14, and the screw 10 penetrates through the two chambers through the annular partition plate 12; a buffering elastic piece 15 is arranged in the buffering cavity 13, and a supply elastic piece 16 is arranged in the supply cavity 14. The pressure positioning piece 5 is screwed on the screw 10, and the bottom of the pressure positioning piece abuts against the elastic supply piece 16 to limit the pressure supplementing mechanism 4.
As shown in fig. 1, openings at two ends of the body 6 are larger than diameters of the step 11 and the pressure positioning member 5, pressing sheets are respectively arranged at two ends of the hollow chamber, and the elastic member is encapsulated in the hollow chamber through the pressing sheets. Specifically, the bottom of the elastic buffer member 15 in the buffer cavity 13 is pressed against the step 11 of the fixing screw 2 through the buffer pressing plate 17, the top thereof is pressed against the annular partition plate 12, the top of the elastic supply member 16 in the supply cavity 14 is pressed against the pressure positioning member 5 through a supply pressing plate 18, and the bottom thereof is pressed against the annular partition plate 12.
As shown in fig. 4, the pressure positioning member 5 is a nut member with a brim, the inner thread of the nut member is matched with the outer thread of the fixing screw rod 2, the end of the pressure positioning member 5 close to the body 6 is a columnar structure smaller than the opening of the body 6, and the outer edge surface of the columnar structure is provided with scale marks 19; the other end of the pressure positioning piece 5 is a brim protruding out of the columnar structure, a twisting rolling flower 20 is arranged on the brim, and the pressure positioning piece 5 has axial displacement freedom along the fixed screw rod 2.
In use, as shown in fig. 5, an appropriate number of fixing screws 2 are provided around the high-efficiency filter 3, and it can be determined according to the size of the high-efficiency filter 3, and it is preferable that a sufficient pressing force can be provided, and the longer the side length is, the more fixing means are required. The fixing screw is fixed on the box body 1, the top end part of the fixing screw is provided with a screw 10 with threads, and the bottom part of the fixing screw is provided with a step 11 protruding out of the screw part and used for fixing the pressure supplementing mechanism 4. The pressure supplementing mechanism 4 is slidably sleeved on the fixing screw rod 2 in fact, limited by the presser foot 7, matched with the pressing sheet in the cavity, used for closing the upper opening and the lower opening of the cavity, installing the buffering elastic part 15 and the supplying elastic part 16 in the corresponding cavity, finally screwed down by the pressure positioning part 5 to abut against the supplying pressing sheet 18, at the moment, the locking force is transmitted to the presser foot 7 in the lump, the outer frame 8 of the high-efficiency filter 3 is compressed, the outer frame 8 compresses the sealing strip, and the compression sealing of the high-efficiency filter 3 is formed. When the sealing strip becomes thin, the elastic force of the elastic piece can be used for continuously locking the presser foot. The applied pressure value can also be determined by the mark on the pressure positioning piece 5, and the axial position of the pressure positioning piece 5 is adjusted, so that the pressing force is adjusted, the pressure value is visualized, and the sealing performance is ensured.
In this embodiment, a two-stage elastic member is used, but a single elastic member may be used, but it is difficult to select the elastic force value of the elastic member, which requires both the buffering force and the tightening force, and the force stability is not as good as the two-stage elastic member in this embodiment, so this embodiment is preferred.
Claims (7)
1. The utility model provides a high efficiency filter mounting structure with pressure supply which characterized in that: including being fixed in a plurality of fixed screw on the box, being used for fixing a plurality of pressure supplement mechanisms of high efficiency filter and being used for fixing pressure supplement mechanism's pressure setting element, pressure supplement mechanism is located including the cover body spare on the fixed screw and outstanding presser foot in body one side, presser foot bottom top tightly in high efficiency filter's frame top surface, high efficiency filter's frame bottom surface with be equipped with the sealing strip between the box, the pressure setting element is injectd through the elastic component pressure supplement mechanism axial displacement degree of freedom.
2. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 1, wherein: the fixed screw rod is arranged at the periphery of the high-efficiency filter, one end of the fixed screw rod is a screw rod with threads, the other end of the fixed screw rod is close to the bottom and is provided with a step protruding out of the screw rod, the body is internally provided with a hollow cavity, two ends of the fixed screw rod are opened, the fixed screw rod penetrates through the hollow cavity, a supply elastic part is arranged in the hollow cavity, the pressure positioning part is screwed on the fixed screw rod, the bottom of the pressure positioning part is abutted on the supply elastic part, and the limit of the pressure supply mechanism.
3. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 2, wherein: an annular partition sheet is arranged in the hollow cavity of the body, the hollow cavity is divided into an upper cavity and a lower cavity, the buffer cavity and the supply cavity are formed in the upper cavity and the lower cavity, and the fixing screw penetrates through the two cavities; the buffer cavity is internally provided with a buffer elastic piece, and the supply cavity is internally provided with a supply elastic piece.
4. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 2 or 3, wherein: openings at two ends of the body are larger than diameters of the step and the pressure positioning piece, pressing pieces are arranged at two ends of the hollow cavity respectively, and the elastic piece is packaged in the hollow cavity through the pressing pieces.
5. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 4, wherein: the bottom of the buffering elastic part in the buffering cavity is tightly propped against the step of the fixed screw rod through the buffering pressing sheet, the top of the buffering elastic part is propped against the annular partition sheet, the top end of the supplying elastic part in the supplying cavity is propped against the pressure positioning part through the supplying pressing sheet, and the bottom of the supplying elastic part is propped against the annular partition sheet.
6. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 1, wherein: the pressure positioning piece is a nut piece with a brim, the inner thread of the pressure positioning piece is matched with the outer thread on the fixing screw rod, the end of the pressure positioning piece, which is close to the body, is a columnar structure smaller than the opening of the body, and the outer edge surface of the columnar structure is provided with scale marks; the other end of the pressure positioning piece is a brim protruding out of the columnar structure, the brim is provided with a twisting rolling embossing, and the pressure positioning piece has axial displacement freedom degree along the fixing screw rod.
7. A high efficiency filter mounting arrangement with pressure makeup as recited in claim 1, wherein: contain four or six fixing screw, and correspond pressure supplement mechanism and pressure setting element arrange respectively in high efficiency filter's four angles, the length of presser foot with high efficiency filter's frame width suits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021815175.5U CN212320050U (en) | 2020-08-26 | 2020-08-26 | High efficiency filter mounting structure with pressure supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021815175.5U CN212320050U (en) | 2020-08-26 | 2020-08-26 | High efficiency filter mounting structure with pressure supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212320050U true CN212320050U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021815175.5U Active CN212320050U (en) | 2020-08-26 | 2020-08-26 | High efficiency filter mounting structure with pressure supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212320050U (en) |
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2020
- 2020-08-26 CN CN202021815175.5U patent/CN212320050U/en active Active
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