CN217380865U - Pneumatic diaphragm pump with filtering structure - Google Patents
Pneumatic diaphragm pump with filtering structure Download PDFInfo
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- CN217380865U CN217380865U CN202221039223.5U CN202221039223U CN217380865U CN 217380865 U CN217380865 U CN 217380865U CN 202221039223 U CN202221039223 U CN 202221039223U CN 217380865 U CN217380865 U CN 217380865U
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- feed liquor
- diaphragm pump
- annular
- connecting pipe
- wall
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Abstract
The utility model discloses a pneumatic diaphragm pump with filtration, including the pneumatic diaphragm pump body and feed liquor pipe, be provided with the connecting pipe between the feed liquor end of the pneumatic diaphragm pump body and the feed liquor pipe, be provided with the filter screen section of thick bamboo in the feed liquor end, be provided with annular chimb on the outer wall of the open end of filter screen section of thick bamboo, be provided with annular step on the inner wall of feed liquor end, annular chimb supports on annular step, one end of connecting pipe stretches into in the feed liquor end and with the inner wall threaded connection of annular step, annular chimb compresses tightly on annular step through the connecting pipe, be provided with first seal structure between one end of connecting pipe and the feed liquor end, the other end of connecting pipe inserts in the feed liquor pipe and with feed liquor pipe sliding connection, be provided with second seal structure between the other end of connecting pipe and the feed liquor pipe; the utility model discloses can avoid the particulate matter to enter into the pneumatic diaphragm pump body along with liquid, so, can avoid the check valve in the pneumatic diaphragm pump body the condition that is blockked up by the particulate matter to appear.
Description
Technical Field
The utility model relates to a pneumatic diaphragm pump technical field, concretely relates to pneumatic diaphragm pump with filtration.
Background
Pneumatic diaphragm pump is a pump body that is used for the thick liquid of suction and is used for carrying this thick liquid, pneumatic diaphragm pump on the present market is when using, because the feed liquor end of pneumatic diaphragm pump does not set up filtration, so, the particulate matter that is mingled with in liquid can be sucked in pneumatic diaphragm pump along with liquid together, thereby appear the phenomenon that the particulate matter that is mingled with in liquid blocks up the check valve in the pneumatic diaphragm pump easily, the check valve in pneumatic diaphragm pump is blockked up the back, need overhaul pneumatic diaphragm pump, thereby can bring inconvenience for the staff.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a pneumatic diaphragm pump with filtration, it can avoid the particulate matter to enter into the pneumatic diaphragm pump body along with liquid, so, can avoid the check valve in the pneumatic diaphragm pump body to appear by the condition of particulate matter jam.
The utility model discloses a pneumatic diaphragm pump with filtration, including the pneumatic diaphragm pump body and the feed liquor pipe that is used for the feed liquor end transport liquid toward the pneumatic diaphragm pump body, be provided with the connecting pipe between the feed liquor end of the pneumatic diaphragm pump body and the feed liquor pipe, be provided with the filter screen section of thick bamboo in the feed liquor end, be provided with annular chimb on the outer wall of the open end of filter screen section of thick bamboo, be provided with annular step on the inner wall of feed liquor end, annular chimb supports on annular step, the one end of connecting pipe stretch into in the feed liquor end and with the inner wall threaded connection of annular step, annular chimb compresses tightly on annular step through the connecting pipe, be provided with first seal structure between the one end of connecting pipe and the feed liquor end, the other end of connecting pipe insert in the feed liquor pipe and with feed liquor pipe sliding connection, be provided with the second seal structure between the other end of connecting pipe and the feed liquor pipe.
The utility model discloses a pneumatic diaphragm pump with filtration, wherein, first seal structure includes first sealing washer, is provided with first annular caulking groove on the outer wall of connecting pipe one end, and first sealing washer inlays the dress in first annular caulking groove, and the periphery wall of first sealing washer is hugged closely and is sealed with the interior perisporium of annular step; by adopting the structure, after one end of the connecting pipe is in threaded connection with the liquid inlet end of the pneumatic diaphragm pump body, reliable sealing can be realized between the connecting pipe and the liquid inlet end of the pneumatic diaphragm pump body.
The utility model discloses a pneumatic diaphragm pump with filtration, wherein, the second seal structure includes the second sealing washer, is provided with the second annular caulking groove on the outer wall of the connecting pipe other end, and the second sealing washer inlays the dress in the second annular caulking groove, and the periphery wall of second sealing washer is hugged closely and is sealed with the interior perisporium of feed liquor pipe; by adopting the structure, after the other end of the connecting pipe is inserted into the liquid inlet pipe, the one end of the connecting pipe and the liquid inlet pipe can be reliably sealed.
The utility model discloses a pneumatic diaphragm pump with filtering structure, wherein, the outer wall of the connecting pipe is provided with a regular hexagonal annular boss, and the annular boss is close to the liquid inlet end of the pneumatic diaphragm pump body; through the setting of the annular boss of regular hexagon shape, when the one end that needs twist to move the connecting pipe so that the connecting pipe was screwed up or was unscrewed with the feed liquor end of the pneumatic diaphragm pump body, the annular boss can the spanner cooperation, so, can bring the convenience for twisting of connecting pipe.
The utility model discloses a pneumatic diaphragm pump with filtration, wherein, be provided with annular chamfer face on the inner wall of annular step open end, annular chamfer face is used for cooperating the direction so that the filter screen section of thick bamboo assembles in the feed liquor end of the pneumatic diaphragm pump body with the outer wall of annular chimb; through the arrangement of the annular chamfer surface, when the filter screen cylinder is assembled with the liquid inlet end of the pneumatic diaphragm pump body, the annular convex edge can be matched with the annular chamfer surface for guiding, so that the filter screen cylinder is assembled into the liquid inlet end of the pneumatic diaphragm pump body.
The utility model discloses a pneumatic diaphragm pump with filtering structure, wherein, the inside of the opening end of the filter screen cylinder is provided with a connecting rod, and both ends of the connecting rod are welded and fixed with the inner wall of the filter screen cylinder; through the setting of connecting rod, when the inlet liquor end of the pneumatic diaphragm pump body is taken out with a filter screen section of thick bamboo as needs, the connecting rod can supply the hand power to can bring the convenience for taking out of filter screen section of thick bamboo.
The utility model discloses a behind the feed liquor end at the pneumatic diaphragm pump body sets up the filter screen section of thick bamboo, the filter screen section of thick bamboo can realize the filtration to the liquid that comes from in the feed liquor pipe, and the filter screen section of thick bamboo can filter the particulate matter that is mingled with in the liquid promptly, so, can avoid the particulate matter to enter into the pneumatic diaphragm pump body and lead to the check valve in the pneumatic diaphragm pump body to appear blockking up the condition.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic sectional view of the liquid inlet pipe connected to the liquid inlet end of the pump body of the pneumatic diaphragm pump through a connecting pipe.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-3, the pneumatic diaphragm pump with filtering structure of the present invention comprises a pneumatic diaphragm pump body 1 and a liquid inlet pipe 2 for delivering liquid to a liquid inlet end 11 of the pneumatic diaphragm pump body 1, a connecting pipe 3 is disposed between the liquid inlet end 11 of the pneumatic diaphragm pump body 1 and the liquid inlet pipe 2, a filter screen cylinder 4 is disposed in the liquid inlet end 11, an annular convex edge 41 is disposed on an outer wall of an opening end of the filter screen cylinder 4, an annular step 12 is disposed on an inner wall of the liquid inlet end 11, the annular convex edge 41 is supported on the annular step 12, one end of the connecting pipe 3 extends into the liquid inlet end 11 and is in threaded connection with an inner wall of the annular step 12, the annular convex edge 41 is pressed against the annular step 12 through the connecting pipe 3, a first sealing structure is disposed between one end of the connecting pipe 3 and the liquid inlet end 11, the other end of the connecting pipe 3 is inserted into the liquid inlet pipe 2 and is in sliding connection with the liquid inlet pipe 2, a second sealing structure is arranged between the other end of the connecting pipe 3 and the liquid inlet pipe 2.
The first sealing structure comprises a first sealing ring 5, a first annular caulking groove 31 is formed in the outer wall of one end of the connecting pipe 3, the first sealing ring 5 is embedded in the first annular caulking groove 31, and the outer peripheral wall of the first sealing ring 5 is tightly attached to and sealed with the inner peripheral wall of the annular step 12; by adopting the structure, after one end of the connecting pipe is in threaded connection with the liquid inlet end of the pneumatic diaphragm pump body, reliable sealing can be realized between the connecting pipe and the liquid inlet end of the pneumatic diaphragm pump body.
The second sealing structure comprises a second sealing ring 6, a second annular caulking groove 32 is formed in the outer wall of the other end of the connecting pipe 3, the second sealing ring 6 is embedded in the second annular caulking groove 32, and the outer peripheral wall of the second sealing ring 6 is tightly attached to and sealed with the inner peripheral wall of the liquid inlet pipe 2; by adopting the structure, after the other end of the connecting pipe is inserted into the liquid inlet pipe, the one end of the connecting pipe and the liquid inlet pipe can be reliably sealed.
The outer wall of the connecting pipe 3 is provided with a regular hexagonal annular boss 33, and the annular boss 33 is close to the liquid inlet end 11 of the pneumatic diaphragm pump body 1; through the setting of the annular boss of regular hexagon shape, when the one end that needs twist to move the connecting pipe so that the connecting pipe was screwed up or was unscrewed with the feed liquor end of the pneumatic diaphragm pump body, the annular boss can the spanner cooperation, so, can bring the convenience for twisting of connecting pipe.
An annular chamfer surface 13 is arranged on the inner wall of the opening end of the annular step 12, and the annular chamfer surface 13 is used for being matched with the outer wall of the annular convex edge 41 for guiding so that the filter screen cylinder 4 can be assembled in the liquid inlet end 11 of the pneumatic diaphragm pump body 1; through the setting of annular chamfer face, when the feed liquor end assembly of filter screen section of thick bamboo and the pneumatic diaphragm pump body, annular chimb can lead with annular chamfer face cooperation to in the feed liquor end of the pneumatic diaphragm pump body is assembled to the filter screen section of thick bamboo.
A connecting rod 42 is arranged inside the opening end of the filter screen cylinder 4, and both ends of the connecting rod 42 are welded and fixed with the inner wall of the filter screen cylinder 4; through the setting of connecting rod, when the inlet liquor end of the pneumatic diaphragm pump body is taken out with a filter screen section of thick bamboo as needs, the connecting rod can supply the hand power to can bring the convenience for taking out of filter screen section of thick bamboo.
Use the utility model discloses an in-process, when needs are cleared up the filter screen section of thick bamboo, twist through the breakout tongs and move the connecting pipe so that the one end of connecting pipe breaks away from the feed liquor end of the pneumatic diaphragm pump body, remove the connecting pipe towards one side of feed liquor pipe after that, then take out the filter screen section of thick bamboo from the feed liquor end of the pneumatic diaphragm pump body and clear up, the back is accomplished in the clearance of filter screen section of thick bamboo, repack the filter screen section of thick bamboo back to the feed liquor end of the pneumatic diaphragm pump body, remove the connecting pipe towards one side of the feed liquor end of the pneumatic diaphragm pump body and make the one end of connecting pipe and the feed liquor end threaded connection of the pneumatic diaphragm pump body, it can to screw up the connecting pipe to rethread pipe tongs at last.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a pneumatic diaphragm pump with filtration, includes the feed liquor pipe (2) that the feed liquor end (11) of the pneumatic diaphragm pump body (1) and being used for toward the feed liquor end (1) transport liquid, its characterized in that: the feed liquor end (11) of the pneumatic diaphragm pump body (1) and be provided with connecting pipe (3) between feed liquor pipe (2), be provided with filter screen cylinder (4) in feed liquor end (11), be provided with annular chimb (41) on the outer wall of the open end of filter screen cylinder (4), be provided with annular step (12) on the inner wall of feed liquor end (11), annular chimb (41) support on annular step (12), the one end of connecting pipe (3) stretch into in feed liquor end (11) and with the inner wall threaded connection of annular step (12), annular chimb (41) compress tightly on annular step (12) through connecting pipe (3), be provided with first seal structure between the one end of connecting pipe (3) and feed liquor end (11), the other end of connecting pipe (3) insert in feed liquor pipe (2) and with feed liquor pipe (2) sliding connection, and a second sealing structure is arranged between the other end of the connecting pipe (3) and the liquid inlet pipe (2).
2. The air operated diaphragm pump with a filter structure according to claim 1, wherein the first sealing structure comprises a first sealing ring (5), a first annular caulking groove (31) is arranged on the outer wall of one end of the connecting pipe (3), the first sealing ring (5) is embedded in the first annular caulking groove (31), and the outer peripheral wall of the first sealing ring (5) is tightly attached and sealed with the inner peripheral wall of the annular step (12).
3. The air operated diaphragm pump with a filter structure according to claim 1, wherein the second sealing structure comprises a second sealing ring (6), a second annular caulking groove (32) is arranged on the outer wall of the other end of the connecting pipe (3), the second sealing ring (6) is embedded in the second annular caulking groove (32), and the outer peripheral wall of the second sealing ring (6) is tightly attached and sealed with the inner peripheral wall of the liquid inlet pipe (2).
4. An air operated diaphragm pump with filter structure according to any of claims 1-3 characterized in that the outer wall of the connecting pipe (3) is provided with a hexagonal shaped annular boss (33), the annular boss (33) is close to the inlet end (11) of the air operated diaphragm pump body (1).
5. The air operated diaphragm pump with the filter structure according to any of claims 1 to 3, characterized in that an annular chamfered surface (13) is provided on the inner wall of the opening end of the annular step (12), and the annular chamfered surface (13) is used for being matched and guided with the outer wall of the annular convex edge (41) so as to facilitate the assembly of the filter screen cylinder (4) into the liquid inlet end (11) of the air operated diaphragm pump body (1).
6. The air operated diaphragm pump with the filtering structure as claimed in any one of claims 1 to 3, wherein a connecting rod (42) is arranged inside the open end of the filter screen cylinder (4), and both ends of the connecting rod (42) are welded and fixed with the inner wall of the filter screen cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039223.5U CN217380865U (en) | 2022-04-28 | 2022-04-28 | Pneumatic diaphragm pump with filtering structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039223.5U CN217380865U (en) | 2022-04-28 | 2022-04-28 | Pneumatic diaphragm pump with filtering structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217380865U true CN217380865U (en) | 2022-09-06 |
Family
ID=83108935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221039223.5U Active CN217380865U (en) | 2022-04-28 | 2022-04-28 | Pneumatic diaphragm pump with filtering structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217380865U (en) |
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2022
- 2022-04-28 CN CN202221039223.5U patent/CN217380865U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pneumatic diaphragm pump with filtering structure Effective date of registration: 20230608 Granted publication date: 20220906 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Branch Pledgor: Baichuan new material technology (Ningbo) Co.,Ltd. Registration number: Y2023980043174 |