CN211259907U - Anti-backflow hydraulic engineering pipeline - Google Patents
Anti-backflow hydraulic engineering pipeline Download PDFInfo
- Publication number
- CN211259907U CN211259907U CN201922216036.4U CN201922216036U CN211259907U CN 211259907 U CN211259907 U CN 211259907U CN 201922216036 U CN201922216036 U CN 201922216036U CN 211259907 U CN211259907 U CN 211259907U
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- Prior art keywords
- pipe
- round platform
- water
- fixedly connected
- connecting pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000010030 laminating Methods 0.000 claims description 5
- 241000282472 Canis lupus familiaris Species 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 14
- 230000007774 longterm Effects 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a hydraulic engineering pipeline of anti-return, including the aqueduct, the bottom surface one end fixedly connected with outlet pipe of aqueduct. The device can effectively filter impurities in water through the arrangement of the filter screen, thereby effectively avoiding the particles in water from being blocked in the circular truncated cone block and the circular truncated cone-shaped through hole and further effectively sealing, under the arrangement of the pressure spring, the two truncated cone blocks are effectively and tightly attached to the inner sides of the truncated cone-shaped through holes under the condition of no water pressure, and the round platform block is sleeved with the rubber sealing ring, thus effectively sealing the gap between the round platform block and the round platform through hole and avoiding the backflow of water, and the spring can be replaced, thereby avoiding the reduction of the elasticity of the spring caused by long service life and the failure of effectively playing a sealing role, and the circular truncated cone block can also be freely disassembled and assembled, so that the side wall of the circular truncated cone block can be conveniently cleaned by disassembling and assembling, long-term use is avoided, and impurities adhered to the side surface of the circular truncated cone block cannot effectively play a role in sealing.
Description
Technical Field
The utility model relates to a water conservancy technical field, concretely relates to hydraulic engineering pipeline of anti-return.
Background
In water conservancy construction, the water pipe is essential part, and the water pipe is important instrument such as water delivery, drainage and flood discharge, therefore the water pipe uses extremely extensively in water conservancy construction. When the existing water pipe is used in drainage engineering, the water pipe often generates a backflow phenomenon due to terrain or other climates (such as pressure), and water flowing back into the pipeline easily pollutes a water source, so that the problem is urgently needed to be solved. The existing building pipeline is long in service time of the water pipe backflow prevention device, so that the backflow prevention effect is reduced, when the internal elements are maintained and replaced, the maintenance operation is complex, the maintenance work efficiency is low, and the usability of the backflow pipeline is further reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a water conservancy project pipeline of anti-return.
The utility model discloses a realize through following technical scheme:
a backflow-preventing hydraulic engineering pipeline comprises a water guide pipe, wherein one end of the bottom surface of the water guide pipe is fixedly connected with a water outlet pipe, one end of the water guide pipe is in threaded connection with a first cover body, one end of the first cover body is close to one end of the water outlet pipe, the other end of the water guide pipe is in threaded connection with a second cover body, the top surface of one end of the water guide pipe close to the second cover body is fixedly connected with a first connecting port, the inner side of the first connecting port is in stepped arrangement, a frame body is arranged on the stepped top surface in the first connecting port, a filter screen is fixedly connected in the frame body, the inner side above the stepped shape in the first connecting port is in threaded connection with a first connecting pipe, a second handle is arranged on the first connecting pipe, external threads are arranged on the upper outer surface of the first connecting pipe above the, the top surface of the second connector is fixedly connected with a water inlet pipe, a second connecting pipe is arranged in the water inlet pipe in a laminating manner, the bottom surface of the second connecting pipe is fixedly connected with the top surface of the first connecting pipe, the outer diameter of the second connecting pipe is larger than the inner diameter of the second connector, the inner diameter of the second connecting pipe is larger than the inner diameter of the second connecting pipe, the top surface of the second connecting pipe is arranged in a conical shape, one end of the water guide pipe is fixedly connected with a fixed plate which is arranged at one end close to the first cover body, the other end of the water guide pipe is fixedly connected with a plurality of stop blocks which are arranged in an annular shape, a vertical plate is arranged on one side of the plurality of stop blocks in a laminating manner, a sealing ring is sleeved on the vertical plate and is closely attached to the inner side wall of the water guide pipe, two threaded rods are symmetrically arranged on, the other end of the threaded rod penetrates through the second cover body and is in threaded connection with the second cover body, the other end of the threaded rod outside the second cover body is fixedly connected with a first handle, the fixing plate and the vertical plate are both provided with round platform-shaped through holes, the inner top surface of the water guide pipe is fixedly connected with a baffle plate, the baffle plate is connected with a square rod in a sliding way, both ends of the square rod are fixedly connected with fixing rods, the fixing rods are sleeved with a circular platform block and are connected with the circular platform block in a sliding way, one side of the circular truncated cone block is connected with one end of the square rod in an attaching manner, one end of the fixed rod at the other side of the circular truncated cone block is sleeved with a nut and is in threaded connection with the nut, a spring is arranged between the circular truncated cone block close to one side of the vertical plate and the baffle plate, the spring sleeve is on the square rod, the spring is a pressure spring, and both ends of the spring are respectively in close fit connection with the circular platform blocks and the baffle plate, and the sizes of the two circular platform blocks are respectively matched with the sizes of circular platform type through holes arranged on the fixed plate and the vertical plate.
Preferably, the cross section of the fixing rod in the round table block is square.
Preferably, the circular platform block is sleeved with a rubber sealing ring.
Preferably, the baffle is centered between the fixing plate and the riser.
Compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the filter screen, impurities in water can be effectively filtered, the impurities on the filter screen can be cleaned conveniently by rotating the first connecting pipe, the bottom end of the first connecting pipe can be slowly separated from the first connecting port in threaded connection, the impurities on the filter screen are exposed in the air, the filter screen can be maintained and replaced conveniently at a later stage, water flowing in the water guide pipe is filtered in advance through the filter screen, so that particles in the water can be effectively prevented from being clamped in the circular table blocks and the circular table through holes and further the sealing can not be effectively realized, under the arrangement of the pressure spring, the two circular table blocks can be effectively and closely attached to the inner sides of the circular table through holes under the condition of no water pressure, and the circular table blocks are sleeved with rubber sealing rings, so that the sealing effect can be effectively realized on gaps between the circular table blocks and the circular table through holes, avoid the backward flow of water, and the spring can be replaced, avoid the live time to lead to the elasticity of spring to reduce for a long time, can effectually play sealed effect, and the round platform piece also can freely the dismouting, the dismouting can conveniently be cleared up round platform piece lateral wall like this, avoid long-term the use, make round platform piece side be stained with impurity, make the round platform piece can not effectually play sealed effect after accumulating for a lot, and the dismouting can conveniently replace the rubber seal on the round platform piece lateral wall like this, ensure that the round platform piece can effectually play sealed effect.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
in the figure: aqueduct 1, first lid 2, outlet pipe 3, fixed plate 4, round platform piece 5, dead lever 6, nut 7, round platform type through-hole 8, spring 9, baffle 10, square bar 11, dog 12, riser 13, ball 14, threaded rod 15, first handle 16, first interface 17, framework 18, filter screen 19, first connecting pipe 20, second connector 21, inlet tube 22, second connecting pipe 23, second handle 24, second lid 25.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, a backflow-preventing hydraulic engineering pipeline includes a water guide pipe 1, one end of the bottom surface of the water guide pipe 1 is fixedly connected with a water outlet pipe 3, one end of the water guide pipe 1 is in threaded connection with a first cover body 2, one end of the first cover body 2 close to the water outlet pipe 3 is arranged, the other end of the water guide pipe 1 is in threaded connection with a second cover body 25, the top surface of one end of the water guide pipe 1 close to the second cover body 25 is fixedly connected with a first connecting port 17, the inner side of the first connecting port 17 is arranged in a ladder shape, a frame body 18 is arranged on the ladder-shaped top surface in the first connecting port 17, a filter screen 19 is fixedly connected in the frame body 18, the inner side above the ladder shape in the first connecting port 17 is in threaded connection with a first connecting pipe 20, a second handle 24 is arranged on the first connecting pipe 20, the first connecting pipe 20 is sleeved with a second connecting port 21 and is in threaded connection with the second connecting port 21, the top surface of the second connecting port 21 is fixedly connected with a water inlet pipe 22, a second connecting pipe 23 is arranged in the water inlet pipe 22 in a fitting manner, the bottom surface of the second connecting pipe 23 is fixedly connected with the top surface of the first connecting pipe 20, the outer diameter of the second connecting pipe 23 is larger than the inner diameter of the second connecting port 21, the inner diameter of the second connecting port 21 is larger than the inner diameter of the second connecting pipe 23, the top surface of the second connecting pipe 23 is arranged, one end of the water guide pipe 1 is fixedly connected with a fixing plate 4, the fixing plate 4 is arranged at one end close to the first cover body 2, the other end in the water guide pipe 1 is fixedly connected with a plurality of stoppers 12, the plurality of stoppers 12 are arranged in an annular manner, one side of the plurality of stoppers 12 is provided with a, the opposite side symmetry of riser 13 is equipped with two threaded rods 15, the one end embedding of threaded rod 15 has ball 14 and rather than swivelling joint, ball 14 and riser 13 opposite side closely laminate, the other end of threaded rod 15 wears out second lid 25 and rather than threaded connection, the threaded rod 15 other end fixedly connected with first handle 16 outside second lid 25, all be equipped with round platform type through-hole 8 on fixed plate 4 and the riser 13, the inside top surface fixedly connected with baffle 10 of aqueduct 1, sliding connection has square bar 11 on the baffle 10, the both ends of square bar 11 all fixedly connected with dead lever 6, the cover has round platform piece 5 on the dead lever 6 and rather than sliding connection, the laminating of round platform piece 5 one side and square bar 11 one end is connected, the cover has nut 7 and rather than threaded connection on the dead lever 6 one end of round platform piece 5 opposite side, be equipped with spring 9 between the round platform piece 5 that is close to riser 13 one side and baffle 10, spring 9 cover is on square bar 11, spring 9 is the pressure spring and its both ends closely laminate with round platform piece 5 and baffle 10 respectively and are connected, and the size of two round platform pieces 5 is identical with the size of the round platform type through-hole 8 that is equipped with on fixed plate 4 and the riser 13 respectively.
The cross section of the fixing rod 6 in the round table block 5 is square.
The round table block 5 is sleeved with a rubber sealing ring.
The baffle 10 is centered between the fixed plate 4 and the riser 13.
The working principle is as follows: when the utility model is used, the water pump is started to pump water, and the water pump model used is DG25-50X10, the outside water is pumped into the water inlet pipe 22, then the water flows into the first connecting pipe 20 through the second connecting pipe 23, and the top surface of the second connecting pipe 23 is arranged in an inclined plane, so that the impurities in the water can flow into the second connecting pipe 23 along with the water in the water inlet pipe 22, then the water flows into the first connecting pipe 20 through the second connecting pipe 23, so that the water flows into the water guide pipe 1 after being filtered by the filter screen 19, and the impurities in the water are blocked on the filter screen 19, so that the impurities in the water can be effectively filtered, after a long time of working, if the impurities on the filter screen 19 in the first connecting pipe 20 are accumulated for a long time, the work can be stopped for cleaning, when the impurities on the filter screen 19 are cleaned, the first connecting pipe 20 is rotated by holding the second handle 24 by a worker, in the process of rotating the first connecting pipe 20, the bottom end of the first connecting pipe 20 is slowly separated from the first connecting port 17 connected with the screw thread, and the screw thread direction of the connection of the first connecting pipe 20 and the second connecting port 21 is consistent with the connecting screw thread direction of the first connecting pipe 20 and the first connecting port 17, so that while the bottom end of the first connecting pipe 20 is slowly separated from the first connecting port 17 connected with the screw thread, the first connecting pipe 20 moves towards the upper part of the second connecting port 21 connected with the screw thread, and further the top end of the first connecting pipe 20 drives the second connecting pipe 23 to slide upwards in the water inlet pipe 22, when the first connecting pipe 20 rises to the highest end, impurities on the filter screen 19 in the first connecting port 17 are exposed in the air, so that the impurities can be conveniently cleaned, and meanwhile, the filter screen 19 can be conveniently maintained and replaced in the later period, and in the normal use process of the water pump, the filtered water enters the water guide pipe 1, then the circular table blocks 5 in the circular table through holes 8 on the vertical plate 13 of the water guide pipe are pushed towards one side close to the baffle 10 by water pressure, at the moment, as shown in figure 1, the circular table blocks 5 in the circular table through holes 8 on the fixed plate 4 are synchronously moved by the arrangement of the square rod 11, further, the water flows into the water outlet pipe 3 through gaps between the circular table through holes 8 and the circular table blocks 5 to be continuously conveyed, when the water pump loses water pressure after stopping operation, the two circular table blocks 5 are respectively returned into the circular table through holes 8 again under the arrangement of the pressure spring 9, and the circular table blocks 5 are sleeved with rubber sealing rings, so that the gaps between the circular table blocks 5 and the circular table through holes 8 are effectively sealed, the backflow of the water is avoided, the elasticity of the spring 9 is reduced due to long service time, and the situation that the circular table blocks 5 cannot be effectively returned into the circular table through holes 8 again is avoided, and then need to replace its spring 9, twist the second cover 25 of threaded connection of one end of the aqueduct 1 first during replacement, and then make the second cover 25 drive the threaded rod 15 to rotate in a synchronous circular orbit, and one end of the threaded rod 15 has balls 14, make things convenient for the ball 14 of one end of the threaded rod 15 to stick to the surface of riser 13 to slide, can avoid the surface scratch of riser 13 effectively like this, can also reduce the frictional resistance between riser 13 and the threaded rod 15 effectively at the same time, make the second cover 25 twist off from aqueduct 1 more conveniently, then the staff hand stretches into the aqueduct 1 and takes out the riser 13, and then twist off the nut 7 on the dead lever 6, and then take off the round platform piece 5 from the dead lever 6, can take off the spring 9 from the square pole 11 and replace at this moment, after replacing, assemble by the above-mentioned reverse working principle during disassembly and assembly, and the utility model discloses a but also the first lid 2 of the other end threaded connection is dismantled on aqueduct 1, and then the dead lever 6 of the other end goes up round platform piece 5 also the same theory of operation freely dismouting of above-mentioned, the dismouting can conveniently be cleared up round platform piece 5 lateral wall like this, avoid long-term use, make round platform piece 5 side adhere to impurity, make round platform piece 5 can not effectual play sealing effect after accumulating many, and the dismouting can conveniently replace the rubber seal on round platform piece 5 lateral wall like this, ensure that round platform piece 5 can effectual play sealing effect, and the water that flows in aqueduct 1 filters in advance through filter screen 19 earlier, particulate matter card that can effectually avoid aquatic like this can not filter in round platform piece 5 and round platform type through-hole 8, make round platform piece 5 and round platform type through-hole 8 can not effectual contact, and then can not effectual play sealing effect.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a hydraulic engineering pipeline of anti-return, includes aqueduct (1), its characterized in that: a water outlet pipe (3) is fixedly connected to one end of the bottom surface of the water guide pipe (1), a first cover body (2) is in threaded connection with one end of the water guide pipe (1), the first cover body (2) is close to one end of the water outlet pipe (3), the other end of the water guide pipe (1) is in threaded connection with a second cover body (25), a first connecting port (17) is fixedly connected to the top surface of one end, close to the second cover body (25), of the water guide pipe (1), the inner side of the first connecting port (17) is in a step-shaped arrangement, a frame body (18) is placed on the top surface of the step-shaped inner side of the first connecting port (17), a filter screen (19) is fixedly connected to the inner side of the frame body (18), a first connecting pipe (20) is in a step-shaped upper side in the first connecting port (17), a second handle (24) is arranged on the first connecting pipe (20), and, the water distributor is characterized in that a second connecting port (21) is sleeved on the first connecting pipe (20) and is in threaded connection with the first connecting pipe, a water inlet pipe (22) is fixedly connected to the top surface of the second connecting port (21), a second connecting pipe (23) is arranged in the water inlet pipe (22) in a fitting manner, the bottom surface of the second connecting pipe (23) is fixedly connected to the top surface of the first connecting pipe (20), the outer diameter of the second connecting pipe (23) is larger than the inner diameter of the second connecting port (21), the inner diameter of the second connecting port (21) is larger than the inner diameter of the second connecting pipe (23), the top surface of the second connecting pipe (23) is in a tapered arrangement, one end of the water guide pipe (1) is fixedly connected with a fixing plate (4), the fixing plate (4) is arranged at one end close to the first cover body (2), the other end in the water guide pipe (1) is fixedly connected, one side laminating of a plurality of dogs (12) is equipped with riser (13), the cover has the sealing washer on riser (13) and closely laminates with aqueduct (1) inside wall and is connected, the opposite side symmetry of riser (13) is equipped with two threaded rods (15), the one end embedding of threaded rod (15) has ball (14) and rather than swivelling joint, ball (14) closely laminates with riser (13) opposite side, the other end of threaded rod (15) wears out second lid (25) and rather than threaded connection, threaded rod (15) other end fixedly connected with first hand (16) outside second lid (25), all be equipped with round platform type through-hole (8) on fixed plate (4) and riser (13), the inside top surface fixedly connected with baffle (10) of aqueduct (1), sliding connection has square bar (11) on baffle (10), the both ends of square bar (11) all fixedly connected with dead lever (6), the cover has round platform piece (5) and rather than sliding connection on dead lever (6), round platform piece (5) one side is connected with the one end laminating of square bar (11), dead lever (6) one end of round platform piece (5) opposite side is served and is overlapped and have nut (7) and rather than threaded connection, is close to and is equipped with spring (9) between round platform piece (5) and baffle (10) of riser (13) one side, spring (9) cover is on square bar (11), spring (9) are the pressure spring and its both ends closely laminate with round platform piece (5) and baffle (10) respectively and are connected, and the size of two round platform pieces (5) is identical with the size of the round platform type through-hole (8) that are equipped with respectively on fixed plate (4) and riser (13).
2. A backflow-preventing hydraulic engineering pipe according to claim 1, characterized in that: the cross section of the fixing rod (6) in the round table block (5) is square.
3. A backflow-preventing hydraulic engineering pipe according to claim 1, characterized in that: the round table block (5) is sleeved with a rubber sealing ring.
4. A backflow-preventing hydraulic engineering pipe according to claim 1, characterized in that: the baffle (10) is centered between the fixing plate (4) and the vertical plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922216036.4U CN211259907U (en) | 2019-12-12 | 2019-12-12 | Anti-backflow hydraulic engineering pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922216036.4U CN211259907U (en) | 2019-12-12 | 2019-12-12 | Anti-backflow hydraulic engineering pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259907U true CN211259907U (en) | 2020-08-14 |
Family
ID=71960288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922216036.4U Withdrawn - After Issue CN211259907U (en) | 2019-12-12 | 2019-12-12 | Anti-backflow hydraulic engineering pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211259907U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229564A (en) * | 2020-10-10 | 2021-01-15 | 天长市志昊机电配件有限公司 | Safety pressure gauge joint |
| CN112958301A (en) * | 2021-01-26 | 2021-06-15 | 湖南科技大学 | Backflow-preventing external-blocking nozzle |
| CN113267078A (en) * | 2021-06-02 | 2021-08-17 | 厦门华和霖精密工业有限公司 | Metal radiator shunt tubes with condensate backflow function |
| CN115212672A (en) * | 2022-09-20 | 2022-10-21 | 沙福环保科技(苏州)有限公司 | Environment-friendly high-efficient purifier of smoke and dust |
| CN115608227A (en) * | 2022-09-26 | 2023-01-17 | 江苏源邦环境科技有限公司 | Pipeline is with preventing medicine of backpressure and mixes device |
-
2019
- 2019-12-12 CN CN201922216036.4U patent/CN211259907U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229564A (en) * | 2020-10-10 | 2021-01-15 | 天长市志昊机电配件有限公司 | Safety pressure gauge joint |
| CN112958301A (en) * | 2021-01-26 | 2021-06-15 | 湖南科技大学 | Backflow-preventing external-blocking nozzle |
| CN112958301B (en) * | 2021-01-26 | 2022-05-10 | 湖南科技大学 | Backflow-preventing external-blocking nozzle |
| CN114593246A (en) * | 2021-01-26 | 2022-06-07 | 湖南科技大学 | Sliding rail structure for backflow-preventing nozzle |
| CN114593246B (en) * | 2021-01-26 | 2023-12-15 | 山西潞安集团司马煤业有限公司 | Sliding rail structure for backflow prevention nozzle |
| CN113267078A (en) * | 2021-06-02 | 2021-08-17 | 厦门华和霖精密工业有限公司 | Metal radiator shunt tubes with condensate backflow function |
| CN115212672A (en) * | 2022-09-20 | 2022-10-21 | 沙福环保科技(苏州)有限公司 | Environment-friendly high-efficient purifier of smoke and dust |
| CN115608227A (en) * | 2022-09-26 | 2023-01-17 | 江苏源邦环境科技有限公司 | Pipeline is with preventing medicine of backpressure and mixes device |
| CN115608227B (en) * | 2022-09-26 | 2023-10-27 | 江苏源邦环境科技有限公司 | Back pressure preventing medicine mixing device for pipeline |
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