CN111498933A - Self-balancing movable type detachable vacuum prepressing gas-liquid separation device - Google Patents
Self-balancing movable type detachable vacuum prepressing gas-liquid separation device Download PDFInfo
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- CN111498933A CN111498933A CN202010244279.3A CN202010244279A CN111498933A CN 111498933 A CN111498933 A CN 111498933A CN 202010244279 A CN202010244279 A CN 202010244279A CN 111498933 A CN111498933 A CN 111498933A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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- Hydrology & Water Resources (AREA)
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Abstract
The invention discloses a self-balancing movable type detachable vacuum prepressing gas-liquid separation device, which comprises a device body, wherein the device body comprises a tank body, a cushion block detachably connected to the bottom of the tank body, a vacuum pump and a power supply box, the tank body is in a spherical shape when being connected with the cushion block, the bottom of the tank body is in a plane when being separated from the cushion block, the tank body comprises an upper tank body and a lower tank body, the upper tank body is detachably connected with the lower tank body, the tank body is at least provided with a vacuum port, a water inlet and a water outlet, the vacuum pump is connected with the vacuum port through an exhaust pipe, the tank body is internally provided with at least one drainage pump, the drainage pump is positioned below the center of the tank body structure, a liquid level control switch is arranged in an inner cavity of the tank body and is connected with the drainage pump, the, the water outlet end is connected with the water outlet in the inner cavity of the tank body through a guide pipe, the electromagnetic valve is connected with the water inlet end or the water outlet end of the drainage pump, and the power box is electrically connected with the electromagnetic valve, the drainage pump and the vacuum pump through wires. The device is convenient to move, install and disassemble, can effectively separate gas and liquid in the vacuum preloading process, and can automatically control the drainage process.
Description
Technical Field
The invention relates to a self-balancing movable type detachable vacuum preloading gas-liquid separation device.
Background
The vacuum preloading of the drainage plate has the advantages of convenient construction, high efficiency, low construction cost and the like, so the vacuum preloading method is widely applied to the treatment of soft soil foundations as an effective method for the treatment of the foundations. However, in the process of large-area blow-filling operation, the working efficiency of the vacuum pump is particularly important as the main processing equipment. The traditional vacuum operation directly gets rid of aqueous vapor through the efflux vacuum pump, however the vacuum pump efficiency is lower in the drainage operation, has influenced the transmission of soil body vacuum greatly. Therefore, when large-area soft foundation vacuum preloading operation, generally connect vacuum pump and a plurality of aqueous vapor separator to form vacuum drainage network, reuse aqueous vapor knockout drum to collect the liquid in the vacuum line, but current aqueous vapor knockout drum has the structure complicacy, and the cost is high, and it is inconvenient to remove, the maintenance is troublesome scheduling problem.
Disclosure of Invention
In view of the defects of the background art, the invention aims to provide a self-balancing movable type detachable vacuum preloading gas-liquid separation device. The device not only conveniently removes, easy dismounting, and can automated control drainage process, effectively separates gas and liquid in the vacuum preloading process.
Therefore, the invention provides a self-balancing movable type detachable vacuum preloading gas-liquid separation device which comprises a device body, wherein the device body comprises a tank body, a cushion block detachably connected to the bottom of the tank body, a vacuum pump and a power supply box, the tank body is in a spherical shape when being connected with the cushion block, the bottom of the tank body is in a plane when being separated from the cushion block, the tank body comprises an upper tank body and a lower tank body, the upper tank body and the lower tank body are detachably connected, the tank body is at least provided with a vacuum port, a water inlet and a water outlet, the vacuum pump is connected with the vacuum port through an exhaust pipe, the tank body is internally provided with at least one drainage pump, the drainage pump is positioned below the center of the tank body structure, a liquid level control switch is arranged in an inner cavity of the tank body and is connected with the drainage pump, the drainage pump, the water outlet end is connected with the water outlet in the inner cavity of the tank body through a guide pipe, the electromagnetic valve is connected with the water inlet end or the water outlet end of the drainage pump, and the power box is electrically connected with the electromagnetic valve, the drainage pump and the vacuum pump through wires.
According to the device, the structure is simple, the device body is spherical, the spherical shape is more convenient for field movement, the labor cost is effectively reduced, the working efficiency is effectively improved, the tank body and the cushion blocks are detachably connected, the tank body is separated from the cushion blocks after being moved to the fixed position, the tank body is stably placed at the fixed position, the tank body is prevented from shaking in use, the tank body is extremely convenient to disassemble and assemble, the position of the drainage pump is lower than the center of the structure of the tank body, the gravity center of the tank body is lower than the center of the structure, the self-balance of the tank body is realized, the tank body in the working state is effectively prevented from lodging, the liquid level control switch controls the drainage pump and the electromagnetic valve to be opened or closed according to the size of the liquid level, automatic control is realized, gas.
Drawings
Fig. 1 is a schematic structural view of an operating principle of a self-balancing movable detachable vacuum preloading gas-liquid separation device according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a tank body of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 1;
fig. 3 is a schematic structural diagram of a tank body of the self-balancing movable detachable vacuum preloading gas-liquid separation device in fig. 1 in a separation state;
FIG. 4 is a schematic structural diagram of a tank body and a base plate of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 1 in a separated state;
fig. 5 is a schematic cross-sectional view of a self-balancing movable detachable vacuum preloading gas-liquid separation apparatus according to a second embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a point A of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 5;
FIG. 7 is a schematic structural diagram of a position B of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 5;
FIG. 8 is a schematic structural diagram of a position C of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 5;
FIG. 9 is a schematic structural view of a side wall of a placement tank of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 5;
FIG. 10 is a schematic structural view of the bottom of the tank body of the self-balancing movable detachable vacuum preloading gas-liquid separation device in FIG. 5;
fig. 11 is a schematic structural view of a connecting surface between a base plate and a tank body of the self-balancing movable detachable vacuum preloading gas-liquid separation device in fig. 5.
Detailed Description
Referring to fig. 1-4, a self-balancing movable detachable vacuum preloading gas-liquid separation device provided by an embodiment of the invention comprises a device body, wherein the device body comprises a tank body 1, a cushion block 2 detachably connected to the bottom of the tank body, a vacuum pump 3 and a power box 4, the tank body 1 is made of pressure-resistant plastic or metal materials, the tank body 1 and the cushion block 2 are in a spherical shape when in a connected state, the spherical shape can bear larger pressure, and when the device body is moved, the tank body 1 and the cushion block 2 are in a connected state, the spherical shape is more convenient for field movement, so that the labor cost is effectively reduced, and the working efficiency is improved. The bottom of the tank body 1 is a plane, and after the tank body 1 is moved to a fixed position, the tank body 1 is separated from the cushion block 2, and the tank body is stably placed at the fixed position.
The tank body 1 comprises an upper tank body 5 and a lower tank body 6, the upper tank body 5 is detachably connected with the lower tank body 6, at least one vacuum port 7, a water inlet 8 and a water outlet 9 are arranged on the tank body 1, the vacuum pump 3 is connected with the vacuum port 7 through an exhaust pipe 10, at least one drainage pump is arranged in the tank body, the position of the drainage pump is lower than the structural center of the tank body, the gravity center of the tank body is lower than the structural center, the self-balance of the tank body is realized, the tank body in a working state is effectively prevented from falling down, a liquid level control switch 12 is arranged in an inner cavity of the tank body, the liquid level control switch 12 is a floating spring type liquid level switch or a cable type floating ball liquid level switch, the vacuum port 7, the water inlet 8 and the water outlet 9 are all positioned on the upper tank body 5, the drainage pump, the water inlet end 13 and the water outlet end 14 are connected with the inner cavity of the tank body,
the water outlet end 14 is connected with the water outlet 9 through the conduit 16 in the inner cavity of the tank body, the conduit 16 is a hose and is detachably connected with the water outlet 9, the electromagnetic valve 15 is connected with the water inlet end 13 of the drainage pump or the water outlet end 14, the power box is electrically connected with the electromagnetic valve, the drainage pump and the vacuum pump through wires, the power box, the electromagnetic valve, the drainage pump and the vacuum pump are connected in series, the liquid control switch 12 controls the electromagnetic valve 15, the drainage pump 11 and the vacuum pump to be started or closed, when the drainage pump or the electromagnetic valve in the tank body is maintained, the maintenance can be carried out only by separating the upper tank body.
When the water pump is used, a drain pipe on a vacuum preloading site is connected with a water inlet 8 on the outer wall of the tank body, a water outlet 9 on the outer wall of the tank body is connected with a pipeline, a power supply is started, a water-vapor mixture on the vacuum preloading site is input into an inner cavity of the tank body 1 through the drain pipe through the water inlet, gas in the water-vapor mixture is exhausted out of the inner cavity of the tank body through the vacuum pump 3, the liquid level control switch 12 controls the opening or closing of the drainage pump and the electromagnetic valve according to the water level, and the liquid level switch; when the water level is high, the liquid level switch 12 controls the drainage pump and the electromagnetic valve to work to perform drainage work, liquid in the tank is discharged out of the tank body through the water inlet end 13, the water outlet end 14 and the guide pipe 16 in sequence, automatic control is achieved, the whole drainage work is completed, when the liquid level switch 12 controls the drainage pump and the electromagnetic valve to stop working, the electromagnetic valve can prevent water discharged by the water pump from flowing backwards and entering the tank body again when the water pump stops pumping.
Referring to fig. 1 to 5, a self-balancing movable detachable vacuum preloading gas-liquid separation apparatus provided in a second embodiment of the present invention is substantially the same as the first embodiment, and the difference is as follows: the tank body bottom is provided with a placing groove 17, two side walls of the placing groove 17 are respectively provided with a water inlet through hole 18 and a water outlet through hole 19 which are communicated with an inner cavity of the tank body 1, the detachable card of the drainage pump device is clamped in the placing groove, the drainage pump device comprises a shell 20, the drainage pump 11 and the electromagnetic valve 15 are placed in the shell 20, the electromagnetic valve 15 is arranged at the water inlet end of the drainage pump 11, the water inlet end of the drainage pump 11 is sleeved in the water inlet through hole 18, the water outlet end of the drainage pump 11 is sleeved in the water outlet through hole 19, the drainage pump 11 is connected with the liquid level control switch 12, the tank body placing groove 17 is provided with a mounting hole 21, the liquid level control switch 12 is detachably and hermetically connected in the mounting hole 21, the liquid level control switch 12 comprises a switch body 22, a connecting part 23 and a plugging, the utility model discloses a battery valve, including the setting groove 17, the setting groove 17 is arranged in to grafting portion 24, in the setting groove 17 is gone into to drain pump device card, grafting portion 24 is connected with drain pump 11, and opening or closing of level control switch 12 control drain pump 11 and battery valve 15 only need dismantle drain pump device and level control switch 12 when needing the maintenance, can maintain labour saving and time saving, it is very convenient to maintain.
The water inlet end of the drainage pump 11 is provided with a first water inlet pipe 25, the battery valve 15 is arranged on the first water inlet pipe 25, a first water inlet cavity 26 and a second water inlet cavity 27 communicated with the first water inlet cavity are arranged in the first water inlet pipe 25, the diameter of the first water inlet cavity 26 is larger than that of the second water inlet cavity 27, a step surface 28 is arranged at the joint of the first water inlet cavity 26 and the second water inlet cavity 27, a second water inlet pipe 29 is sleeved in the first water inlet cavity 26, an elastic device 30 is arranged between the bottom of the second water inlet pipe 29 and the step surface 28, the second water inlet pipe 29 moves in the first water inlet cavity 26, the shell 20 is provided with a first through hole 43 corresponding to the second water inlet pipe 29, the front end part of the second water inlet pipe 29 penetrates out of the first through hole 43, and when the drainage pump device is clamped into the mounting groove, the front end part of the second water inlet pipe 29.
The water outlet end of the drainage pump 11 is provided with a first water outlet pipe 31, a first water outlet cavity 32 and a second water outlet cavity 33 communicated with the first water outlet cavity are arranged in the first water outlet pipe 31, the diameter of the first water outlet cavity 32 is larger than that of the second water outlet cavity 33, a step surface 28 is arranged at the joint of the first water outlet cavity 32 and the second water outlet cavity 33, a second water outlet pipe 34 is sleeved in the first water outlet cavity 32, an elastic device 30 is arranged between the bottom of the second water outlet pipe 34 and the step surface 28, the second water outlet pipe 34 moves along the first water outlet cavity 32, the shell 20 is provided with a second through hole 35 corresponding to the second water outlet pipe 34, the front end part of the second water outlet pipe 34 penetrates out of the second through hole 35, and when the drainage pump device is clamped in the mounting groove, the front end part of the second water outlet pipe 34 is clamped in.
The utility model discloses a drainage pump device, including resettlement groove, trough, inlet through-hole 18, outlet through-hole 19, guide slot 40, two guide slots 40, inclined plane 41, second inlet tube 29 and second outlet pipe 34 are convenient for in the inclined plane slides into guide slot 40, casing 20 bottom has a plurality of bolts 41, and resettlement groove 17 inner wall is provided with the slot 42 that corresponds with the bolt, and when drainage pump device card goes into the resettlement groove, the inserted bar on bolt 41 inserts in the slot 42, fixes drainage pump device in resettlement groove 17.
When the drainage pump device is installed, the second water inlet pipe 29 and the second water outlet pipe 34 are respectively aligned to the corresponding positions of the guide grooves 40, the drainage pump device is forcibly plugged into the placing groove, the second water inlet pipe and the second water outlet pipe are clamped into the guide grooves through the inclined surfaces of the guide grooves under the action of the elastic devices, the inclined surfaces of the guide grooves enable the second water inlet pipe and the second water inlet pipe to be clamped into the guide grooves more conveniently, the front end parts of the outer walls of the second water inlet pipe and the second water outlet pipe are provided with arc-shaped surfaces, the second water inlet pipe 29 and the second water outlet pipe 34 can slide into the guide groove without manually stretching, the second water inlet pipe 29 and the second water outlet pipe 34 move upwards along the guide groove 40 to the water inlet through hole 18 and the water outlet through hole 19, the front end part of the second water inlet pipe 29 is clamped in the water inlet through hole 18 and is connected with the inner cavity of the tank body, the first sealing ring 37 on the second water inlet pipe is respectively clamped in the water inlet through hole 18, and the second sealing ring 38 on the second water inlet pipe is abutted against the outlet of the water inlet through hole 18; the second water outlet pipe 34 penetrates through the second through hole 35 and is clamped into the water outlet through hole 19 to be connected with the inner cavity of the tank body, the first sealing ring 37 on the second water outlet pipe is clamped into the water outlet through hole 19, the second sealing ring 38 on the second water outlet pipe supports against the outlet of the water outlet through hole 19, the water outlet pipe device is clamped into the storage groove 17, liquid in the tank body is prevented from flowing into the shell body through sealing ring connection, when the drainage pump device is clamped into the storage groove, the inserted rod on the inserted pin is inserted into the insertion groove, and the drainage pump is stably and firmly connected into the storage groove.
The bottom of the tank body 1 is provided with at least two positioning grooves 44, the base plate 2 is provided with a strip-shaped positioning lug 45 corresponding to the positioning grooves 44, when the tank body 1 is in a connection state with the base plate 2, the positioning lug 45 is sleeved in the positioning grooves 44 and can move along the positioning grooves 44, the positioning lug 45 is matched with the positioning grooves 44, the tank body 1 and the base plate 2 are prevented from moving in the connection process, the connection efficiency is improved, and meanwhile, a good positioning effect is achieved.
The examples should not be construed as limiting the present invention and any modifications made based on the spirit of the present invention should be covered within the scope of protection of the present invention.
Claims (10)
1. The utility model provides a vacuum preloading gas-liquid separation can be dismantled to self-balancing movable type, includes the device body, characterized by: the device body comprises a tank body, a cushion block detachably connected with the bottom of the tank body, a vacuum pump and a power supply box, wherein the tank body is in a spherical shape when in a connected state with the cushion block, the bottom of the tank body is in a plane when in a separated state with the cushion block, the tank body is at least provided with a vacuum port, a water inlet and a water outlet, the vacuum pump is connected with the vacuum port through an exhaust pipe, the tank body is internally provided with at least one drainage pump, the drainage pump is positioned lower than the center of the tank body structure, a liquid level control switch is arranged in the inner cavity of the tank body and is connected with the drainage pump, the water discharge pump is provided with a water inlet end and a water outlet end respectively, the water inlet end and the water outlet end are connected with the inner cavity of the tank body, the water outlet end is connected with the water outlet in the inner cavity of the tank body through a guide pipe, the electromagnetic valve is connected with the water inlet end or the water outlet end of the water discharge pump, and the power supply box is electrically connected with the electromagnetic valve, the water discharge pump and the vacuum pump through.
2. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 1, wherein: the jar body is including last jar of body and lower jar of body, go up jar body and can dismantle with lower jar of body and be connected, vacuum port, water inlet and delivery port all are located jar body, the drain pump sets up in jar internal chamber and is located jar internal chamber bottom, the drain pump is located lower jar internally, and the play water end passes through pipe detachable and connects on the delivery port.
3. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 1, wherein: the bottom of the tank body is provided with a placement groove, two side walls of the placement groove are respectively provided with a water inlet through hole and a water outlet through hole which are communicated with an inner cavity of the tank body, a detachable card of the drainage pump device is clamped into the placement groove, the water inlet end of the drainage pump device is sleeved in the water inlet through hole, the water outlet end of the drainage pump is sleeved in the water outlet through hole, and the drainage pump is connected with the liquid level control switch.
4. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 3, wherein: the drain pump device comprises a shell, the drain pump and the solenoid valve are arranged in the shell, the drain pump water inlet end is provided with a first water inlet pipe, the battery valve is arranged on the first water inlet pipe or a first water outlet pipe, a first water inlet cavity and a second water inlet cavity communicated with the first water inlet cavity are arranged in the first water inlet pipe, the diameter of the first water inlet cavity is smaller than that of the second water inlet cavity, the joint of the first water inlet cavity and the second water inlet cavity is provided with a step surface, the second water inlet pipe is sleeved in the first water inlet cavity, an elastic device is arranged between the bottom of the second water inlet pipe and the step surface, the second water inlet pipe moves in the first water inlet cavity, the shell is provided with a first through hole corresponding to the second water inlet pipe, the drain pump device is clamped into a mounting groove, and the second water inlet pipe is clamped into the water inlet through hole through the.
5. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 3 or 4, wherein: the drain pump goes out the water end and is provided with first outlet pipe, the second that has first play water cavity and switches on with first play water cavity in the first outlet pipe goes out the water cavity, and first play water cavity diameter is less than the second and goes out the water cavity, and first play water cavity has the step face with second play water cavity junction, the second outlet pipe has been cup jointed to first play water cavity, be provided with resilient means between second outlet pipe bottom and the step face, the second goes out the water pipe and removes along first play water cavity, the casing sets up the second through-hole that corresponds with the second outlet pipe, and the mounting inslot is gone into to drain pump device card, and the second outlet pipe passes in the second through-hole card goes out the water through-hole and is connected with a jar internal chamber.
6. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 5, wherein: the second inlet tube is provided with annular stopper with the second outlet pipe outer wall, and the annular stopper fit with a contraceptive ring and overlap there is annular seal, the preceding tip of second inlet tube and second outlet pipe outer wall is provided with the arcwall face.
7. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 6, wherein: the annular seal circle comprises first sealing washer and second sealing washer, and first sealing washer diameter is less than the second sealing washer, first sealing washer and inlet water through-hole and outlet water through-hole looks adaptation, and second sealing washer diameter is greater than inlet water through-hole and outlet water through-hole, in the drain pump device card income resettlement inslot, in inlet water through-hole and the outlet water through-hole were gone into to first sealing washer card respectively on second inlet tube and the second outlet pipe, the second sealing washer supports respectively in inlet water through-hole and the exit of outlet water through-hole, first sealing washer and second sealing washer integrated into one piece.
8. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 4, 6 or 7, wherein: the jar body arrangement groove is provided with the mounting hole, in the liquid level control switch can dismantle the connection mounting hole, liquid level control switch includes switch body, connecting portion and grafting portion, sealing connection can be dismantled in the mounting hole to connecting portion, and a jar internal chamber is arranged in to the switch body, the arrangement inslot is arranged in to grafting portion, in the drainage pump device card goes into the arrangement inslot, grafting portion is connected with the drainage pump, opening or closing of liquid level control on-off control drainage pump and battery valve.
9. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 8, wherein: the bottom of the shell is provided with a plurality of bolts, the inner wall of the placing groove is provided with slots corresponding to the bolts, and when the drainage pump device is clamped into the placing groove, the inserted rods on the bolts are inserted into the slots.
10. The self-balancing movable type detachable vacuum preloading gas-liquid separation device as claimed in claim 3, 4, 6, 7 or 9, wherein: the water inlet through hole and the water outlet through hole of the inner walls of the two sides of the placement groove are respectively provided with a guide groove, the guide grooves at the two positions extend to the hole opening position of the placement groove from the lower ends of the water inlet through hole and the water outlet through hole respectively, the width of each guide groove is matched with the second water inlet pipe and the second water outlet pipe, and the two end parts of each guide groove are provided with inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244279.3A CN111498933A (en) | 2020-03-31 | 2020-03-31 | Self-balancing movable type detachable vacuum prepressing gas-liquid separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244279.3A CN111498933A (en) | 2020-03-31 | 2020-03-31 | Self-balancing movable type detachable vacuum prepressing gas-liquid separation device |
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| Publication Number | Publication Date |
|---|---|
| CN111498933A true CN111498933A (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010244279.3A Pending CN111498933A (en) | 2020-03-31 | 2020-03-31 | Self-balancing movable type detachable vacuum prepressing gas-liquid separation device |
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| CN (1) | CN111498933A (en) |
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| SU1426613A1 (en) * | 1987-03-26 | 1988-09-30 | Комсомольский-на-Амуре политехнический институт | Vortex deaerator for liquid |
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| CN101400898A (en) * | 2006-03-13 | 2009-04-01 | 株式会社小松制作所 | Liquid tank |
| CN103015400A (en) * | 2013-01-11 | 2013-04-03 | 谭再坤 | Efficient quick method for treating separated directly-connected vacuum preloaded foundation |
| CN103628466A (en) * | 2013-11-22 | 2014-03-12 | 上海港湾基础建设（集团）有限公司 | Soft soil foundation treatment method and vacuum-breaking water draining water vapor separating device thereof |
| CN104294812A (en) * | 2014-09-09 | 2015-01-21 | 江苏鑫泰岩土科技有限公司 | Tumbler-type water collecting device for vacuum preloading |
| CN104818706A (en) * | 2015-01-05 | 2015-08-05 | 温州大学 | Novel process for pressing and treating soft soil foundations in vacuum |
| CN207686958U (en) * | 2017-10-20 | 2018-08-03 | 约翰斯顿流体科技（无锡）有限公司 | A kind of suction pump of fixation |
| CN207740222U (en) * | 2017-12-21 | 2018-08-17 | 江西省九都泵业有限公司 | A kind of blowdown pump protector |
| CN208749598U (en) * | 2018-09-19 | 2019-04-16 | 浙江大元泵业股份有限公司 | A kind of submersible pump with mechanical seal buck configuration |
| CN212640015U (en) * | 2020-03-31 | 2021-03-02 | 温州大学 | Vacuum prepressing gas-liquid separating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1426613A1 (en) * | 1987-03-26 | 1988-09-30 | Комсомольский-на-Амуре политехнический институт | Vortex deaerator for liquid |
| CN2443175Y (en) * | 2000-10-11 | 2001-08-15 | 张茂华 | Submersible pump |
| CN101400898A (en) * | 2006-03-13 | 2009-04-01 | 株式会社小松制作所 | Liquid tank |
| CN103015400A (en) * | 2013-01-11 | 2013-04-03 | 谭再坤 | Efficient quick method for treating separated directly-connected vacuum preloaded foundation |
| CN103628466A (en) * | 2013-11-22 | 2014-03-12 | 上海港湾基础建设（集团）有限公司 | Soft soil foundation treatment method and vacuum-breaking water draining water vapor separating device thereof |
| CN104294812A (en) * | 2014-09-09 | 2015-01-21 | 江苏鑫泰岩土科技有限公司 | Tumbler-type water collecting device for vacuum preloading |
| CN104818706A (en) * | 2015-01-05 | 2015-08-05 | 温州大学 | Novel process for pressing and treating soft soil foundations in vacuum |
| CN207686958U (en) * | 2017-10-20 | 2018-08-03 | 约翰斯顿流体科技（无锡）有限公司 | A kind of suction pump of fixation |
| CN207740222U (en) * | 2017-12-21 | 2018-08-17 | 江西省九都泵业有限公司 | A kind of blowdown pump protector |
| CN208749598U (en) * | 2018-09-19 | 2019-04-16 | 浙江大元泵业股份有限公司 | A kind of submersible pump with mechanical seal buck configuration |
| CN212640015U (en) * | 2020-03-31 | 2021-03-02 | 温州大学 | Vacuum prepressing gas-liquid separating device |
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Application publication date: 20200807 |
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