CN218913151U - Gear pump capable of filtering liquid - Google Patents
Gear pump capable of filtering liquid Download PDFInfo
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- CN218913151U CN218913151U CN202223488628.XU CN202223488628U CN218913151U CN 218913151 U CN218913151 U CN 218913151U CN 202223488628 U CN202223488628 U CN 202223488628U CN 218913151 U CN218913151 U CN 218913151U
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Abstract
The utility model relates to the technical field of gear pumps, in particular to a gear pump capable of filtering liquid, which comprises a gear pump body, wherein mounting pipes are fixed on the front side and the rear side of the gear pump body, a limiting ring is fixed on one end, close to the gear pump body, of the inner side of each mounting pipe, a mounting groove is formed in one end, far away from the gear pump body, of each mounting pipe, a sliding pipe is arranged on one side, far away from the gear pump body, of each limiting ring, each sliding pipe slides on the inner side of each mounting pipe, a filter screen is fixed on one end, close to the gear pump body, of the inner side of each sliding pipe, a connecting pipe is arranged on one side, far away from each limiting ring, of each sliding pipe, a threaded sleeve is detachably arranged on the outer side of each connecting pipe through threads, and the threaded sleeve is fixedly connected with the inner side of each mounting groove. Install the filter screen in the installation pipe through the slide pipe, filter the liquid that needs the transportation, take out large granule impurity, avoid the gear card to die and reduce the wearing and tearing of gear, reduce the number of times of equipment maintenance and to the probability of equipment spare part restoration or change, improved the life-span of equipment spare part, the locating strip conveniently installs the filter screen.
Description
Technical Field
The utility model relates to the technical field of gear pumps, in particular to a gear pump capable of filtering liquid.
Background
The gear pump is also called a positive displacement device, and is a rotary pump which conveys liquid or pressurizes the liquid by virtue of the change and movement of working volume formed between a pump cylinder and an engaged gear; when the gears rotate, the volume of the space at the disengaging side of the gears is changed from small to large to form vacuum, liquid is sucked in, the volume of the space at the engaging side of the gears is changed from large to small, and the liquid is extruded into the pipeline; the suction chamber and the discharge chamber are separated by the meshing line of the two gears; the pressure at the discharge of the gear pump is entirely dependent on the amount of resistance at the pump outlet.
In practice, there is a very small loss of fluid in the pump, which is necessary because it is used to lubricate the bearings and the sides of the gears, and the pump body is never free of play, so that 100% of the fluid is not discharged from the outlet, which makes the pump not 100% efficient to operate. However, the pump still works well, and for most extruded materials, an efficiency of 93% to 98% can be achieved.
Because the gear pump carries out liquid through two gear meshing operations, if there is a large amount of hard impurity or large granule impurity in the liquid, can increase the wearing and tearing to the gear or stop the gear card, cause unnecessary loss to and frequent repair or change gear.
Disclosure of Invention
The utility model aims to solve the defects that hard impurities or large-particle impurities in liquid of a gear pump in the prior art can increase abrasion to gears or frequently repair or replace gears caused by stopping the gears, and provides a gear pump capable of filtering liquid. The utility model adopts the following technical scheme:
the utility model provides a can carry out filterable gear pump of liquid, including the gear pump body, both sides all are fixed with the installation pipe around the gear pump body, and the installation pipe inboard is close to gear pump body one end and is fixed with the spacing ring, keeps away from gear pump body one end and is equipped with the mounting groove, and spacing ring keeps away from gear pump body one side and is equipped with the slide pipe, and the slide pipe slides and is fixed with the filter screen in installation pipe inboard and is close to gear pump body one end, and slide pipe keeps away from spacing ring one side and is equipped with the connecting pipe, and the threaded sleeve can be dismantled through the screw thread in the connecting pipe outside, and the threaded sleeve links to each other with the mounting groove is inboard fixed.
Preferably, the gear pump body outside upper end is fixed with the connecting plate, and the connecting plate upside is fixed with the articulamentum, and articulamentum upside surface is equipped with the line.
Preferably, the outside of the slide tube is provided with a plurality of positioning grooves, the inner sides of the positioning grooves are slidably provided with positioning strips, and the positioning strips are fixedly connected with the inner sides of the mounting tubes.
Preferably, one side of the positioning strip is provided with a chamfer.
Preferably, the inner side of the sliding tube is provided with a connecting block, the outer side of the connecting block is fixedly provided with a connecting strip, and the connecting strip is fixedly connected with the inner side of the sliding tube.
Preferably, the inner side of the limiting ring is far away from one end of the gear pump body and one end of the sliding tube inner side of the limiting ring is provided with a sliding groove, the inner side of the sliding groove slides to be provided with a positioning ring, the outer side of the positioning ring is provided with a fixing groove, and the inner side of the fixing groove is fixedly provided with a sealing ring.
Preferably, a chamfer is arranged at one end, close to the gear pump body, of the outer side of the positioning ring.
The gear pump capable of filtering liquid has the beneficial effects that:
1. through setting up mounting tube, spacing ring, slide pipe, filter screen, location strip, realize filtering transportation liquid, reduce the wearing and tearing of gear and avoid the gear to be blocked, improved the life of equipment spare part.
2. Through setting up connecting block, connecting strip, holding ring, sealing washer, improved the holistic leakproofness of equipment through the sealing washer, avoid the phenomenon of weeping to take place, let the filter screen conveniently take out simultaneously, improve change efficiency.
Drawings
FIG. 1 is a schematic perspective view of a front face of a gear pump for filtering liquids in accordance with the present utility model;
FIG. 2 is a partially enlarged perspective view of the area A of FIG. 1 according to the present utility model;
FIG. 3 is a schematic view of a right side cut-away perspective of a gear pump for liquid filtration according to the present utility model;
fig. 4 is a partially enlarged perspective view of the area B in fig. 3 according to the present utility model.
In the figure: the gear pump comprises a gear pump body 1, a mounting tube 2, a limiting ring 3, a sliding tube 4, a filter screen 5, a connecting tube 6, a thread bush 7, a connecting plate 8, a connecting layer 9, a positioning strip 10, a connecting block 11, a connecting strip 12, a positioning ring 13 and a sealing ring 14.
Detailed Description
The technical scheme of the utility model is clearly and completely described below with reference to the accompanying drawings in the embodiment of the utility model.
Referring to fig. 1-4, a gear pump capable of filtering liquid comprises a gear pump body 1, wherein a connecting plate 8 is fixed at the upper end of the outer side of the gear pump body 1, a connecting layer 9 is fixed on the upper side of the connecting plate 8, lines are arranged on the upper side surface of the connecting layer 9, lines are added on the connecting layer 9, friction force is improved, and after equipment is connected with a motor, the gear pump is not easy to shake, and overall stability is improved.
The gear pump body 1 is fixed with installation pipe 2 around both sides, installation pipe 2 inboard is close to gear pump body 1 one end and is fixed with spacing ring 3, keep away from gear pump body 1 one end and be equipped with the mounting groove, spacing ring 3 is kept away from gear pump body 1 one side and is equipped with slide pipe 4, slide pipe 4 slides and is fixed with filter screen 5 in installation pipe 2 inboard and slide pipe 4 inboard is close to gear pump body 1 one end, slide pipe 4 outside is equipped with a plurality of constant head tank, the inboard slip of constant head tank has locating strip 10, locating strip 10 links to each other with installation pipe 2 inboard is fixed, locating strip 10 one side is equipped with the chamfer, use filter screen 5 to filter the liquid that needs to transport, take out big granule impurity, avoid the gear card to die and reduce the wearing and tearing of gear, reduce equipment maintenance's number of times and the probability to equipment spare part repair or change, the life-span of equipment spare part has been improved, locating strip 10 facilitates the installation filter screen 5.
The slide tube 4 inboard is equipped with connecting block 11, and the connecting block 11 outside is fixed with connecting strip 12, and connecting strip 12 links to each other with slide tube 4 inboard is fixed, and connecting strip 12 and connecting block 11 make slide tube 4 more conveniently take out, have improved the speed of changing filter screen 5.
The gear pump body 1 one end is kept away from to spacing ring 3 inboard and the slip pipe 4 inboard is kept away from spacing ring 3 one end and is equipped with the sliding tray, and the sliding tray inboard slides there is holding ring 13, and the holding ring 13 outside is equipped with the fixed slot, and the fixed slot inboard is fixed with sealing washer 14, and the holding ring 13 outside is close to gear pump body 1 one end and is equipped with the chamfer, and sealing washer 14 has improved the holistic leakproofness of equipment, reduces the phenomenon emergence of weeping.
The slide pipe 4 is kept away from spacing ring 3 one side and is equipped with connecting pipe 6, and the screw thread cover 7 has been dismantled through the screw thread in the connecting pipe 6 outside, and screw thread cover 7 links to each other with the mounting groove inboard is fixed, uses connecting pipe 6 to connect the water pipe and is used for transmitting liquid.
The installation mode is as follows:
the sliding tube 4 is firstly arranged in the installation tube 2 along the positioning strip 10, then the connecting tube 6 is arranged through the thread sleeve 7, and the sliding tube 4 is clamped and connected with the water pipe through the connecting tube 6.
Claims (7)
1. Can carry out filterable gear pump of liquid, including gear pump body (1), a serial communication port, both sides all are fixed with installation pipe (2) around gear pump body (1), installation pipe (2) inboard is close to gear pump body (1) one end and is fixed with spacing ring (3), keep away from gear pump body (1) one end and be equipped with the mounting groove, spacing ring (3) are kept away from gear pump body (1) one side and are equipped with slide pipe (4), slide pipe (4) slip is inboard at installation pipe (2) and slide pipe (4) inboard is close to gear pump body (1) one end and is fixed with filter screen (5), slide pipe (4) are kept away from spacing ring (3) one side and are equipped with connecting pipe (6), the threaded sleeve (7) can be dismantled through the screw thread in the connecting pipe (6) outside, threaded sleeve (7) are fixed continuous with the mounting groove is inboard.
2. The gear pump capable of filtering liquid according to claim 1, wherein a connecting plate (8) is fixed at the upper end of the outer side of the gear pump body (1), a connecting layer (9) is fixed on the upper side of the connecting plate (8), and grains are arranged on the upper side surface of the connecting layer (9).
3. The gear pump capable of filtering liquid according to claim 1, wherein a plurality of positioning grooves are formed in the outer side of the sliding tube (4), positioning strips (10) are arranged on the inner side of the positioning grooves in a sliding mode, and the positioning strips (10) are fixedly connected with the inner side of the mounting tube (2).
4. A gear pump capable of filtering liquid according to claim 3, characterized in that one side of the positioning strip (10) is provided with a chamfer.
5. The gear pump capable of filtering liquid according to claim 1, wherein a connecting block (11) is arranged on the inner side of the sliding tube (4), a connecting strip (12) is fixed on the outer side of the connecting block (11), and the connecting strip (12) is fixedly connected with the inner side of the sliding tube (4).
6. The gear pump capable of filtering liquid according to claim 1, wherein a sliding groove is formed in one end, far away from the gear pump body (1), of the inner side of the limiting ring (3) and one end, far away from the limiting ring (3), of the inner side of the sliding tube (4), a positioning ring (13) is arranged on the inner side of the sliding groove in a sliding mode, a fixing groove is formed in the outer side of the positioning ring (13), and a sealing ring (14) is fixed on the inner side of the fixing groove.
7. A gear pump capable of filtering liquid according to claim 6, characterized in that a chamfer is arranged at one end of the outer side of the positioning ring (13) close to the gear pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223488628.XU CN218913151U (en) | 2022-12-27 | 2022-12-27 | Gear pump capable of filtering liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223488628.XU CN218913151U (en) | 2022-12-27 | 2022-12-27 | Gear pump capable of filtering liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218913151U true CN218913151U (en) | 2023-04-25 |
Family
ID=86040248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223488628.XU Active CN218913151U (en) | 2022-12-27 | 2022-12-27 | Gear pump capable of filtering liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218913151U (en) |
-
2022
- 2022-12-27 CN CN202223488628.XU patent/CN218913151U/en active Active
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