CN209525598U - A kind of green building deep basal pit fluid level control device - Google Patents
A kind of green building deep basal pit fluid level control device Download PDFInfo
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- CN209525598U CN209525598U CN201920001132.4U CN201920001132U CN209525598U CN 209525598 U CN209525598 U CN 209525598U CN 201920001132 U CN201920001132 U CN 201920001132U CN 209525598 U CN209525598 U CN 209525598U
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- 239000012530 fluid Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000009412 basement excavation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
A kind of green building deep basal pit fluid level control device, it is related to foundation pit construction technical field, including foundation pit, drainage arrangement is equipped in foundation pit, fixed case is equipped at the top of foundation pit, fixed case is equipped with height adjustment device, height adjustment device is connect by connecting rod with movable case, movable plate is equipped in movable case, movable plate is connect with the carriage being located in movable case, and one end connection of movable plate and floating lever, the bottom wall that the other end of floating lever stretches out movable case is connect with floating ball, the roof of movable case is equipped with contact device A, and the bottom wall of movable case is equipped with contact device B.Movable case is put into the position that foundation pit is specified under water by height adjustment device by the device, reduce manpower, construction efficiency is improved, and improves the accuracy of construction, by movable plate and contact device A or contacts device B contact to realize the monitoring and control of liquid level.
Description
Technical field:
The utility model relates to green building fields, and in particular to a kind of green building deep basal pit fluid level control device.
Background technique:
Green building is in construction, it is necessary first to dig deep basal pit and carry out supporting to deep basal pit, deep basal pit refers to that excavation is deep
Degree be more than 5 meters (contain 5 meters) or three layers of basement or more (containing three layers) though or depth be less than 5 meters, geological conditions and surrounding ring
Border and the especially complex engineering of underground utilities.According to People's Republic of China's house and town and country construction portion May ten 2009
The annexed document issued in " the biggish part-to-item project safety management method of risk " on the three, deep-foundation pit engineering are as follows: (one)
Cutting depth is more than earth excavation, supporting, the dewatering project of the foundation pit (slot) of 5m (containing 5m).(2) though cutting depth is less than
5m, but geological conditions, ambient enviroment and underground utilities are complicated, or influence the soil that adjacent building (constructs) foundation pit (slot) of object safety
Side excavation, supporting, dewatering project.It needs that the liquid level of deep basal pit is controlled and drained in Deep foundation Pit excavation, it is existing
Deep basal pit draining mainly by water pump carry out, but specifically when need drain or when stop draining, can not
It controls, the detection of water level is also using manual evaluation in foundation pit, and manual evaluation can have very big error, when the ground of deep basal pit
Especially high to the water level requirement in foundation pit when matter is special, water level, which once goes beyond the limit, will cause to flow backward or collapse, to cause
Safety accident.
Utility model content:
The purpose of this utility model is to overcome in place of above-mentioned the shortcomings of the prior art, and a kind of green is provided and is built
Build deep basal pit fluid level control device.
The technical solution adopted in the utility model are as follows: a kind of green building deep basal pit fluid level control device, including foundation pit, base
It is equipped with drainage arrangement in hole, fixed case is equipped at the top of foundation pit, fixed case is equipped with height adjustment device, height adjustment device and company
Extension bar connection, connecting rod connect with movable case, and movable case is equipped with pulling device, one end connection of pulling device and traction rope,
The other end of traction rope is protruded into movable case and is connect with movable plate, and movable plate is connect with the carriage being located in movable case, is moved
The connection of one end of movable plate and floating lever, the bottom wall that the other end of floating lever stretches out movable case are connect with floating ball, the roof of movable case
It is equipped with contact device A, the bottom wall of movable case is equipped with contact device B, and the bottom of the movable case is equipped with groove, groove top
Wall is equipped with contact device C, is equipped with guiding device in groove, and one end of guiding device and support rod connects, support rod it is another
End reaches outside groove, and the contact device C is located at the surface of support rod.
The drainage arrangement includes water pump and drainpipe, and the water pump is located at bottom of foundation ditch, water pump and drainpipe
The other end of one end connection, drainpipe stretches out foundation pit.
The height adjustment device includes clamping A, motor A, shifting chute, screw rod, nut and fixture B, the electricity
Motivation A is located on fixed case, and the output shaft of motor A is connect with screw rod, and screw rod is fixed on fixed case, and screw rod passes through with nut
It is threadedly coupled, nut connect with the shifting chute being located on fixed case and nut and shifting chute is are slidably connected, nut and fixture B company
It connects, fixture B clamps connecting rod, fixture B and fixture A is arranged in parallel and fixture B is located at the underface of fixture A, and fixture A is located at
On fixed case, fixture A clamps connecting rod.
The pulling device includes protective shell, motor B and reel, and the protective shell is located on movable case, is protected
Motor B, the output shaft of motor B and the input axis connection of reel, one end company of reel and traction rope are equipped in protective case
It connects, the other end of traction rope protrudes into movable case and connect with movable plate.
The contact device A includes contact A, contact B, hemispherical flexible pocket and spring, the hemispherical flexible pocket
It is located on the roof of movable case, hemispherical flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, contact B
On movable case roof and contact B is located in hemispherical flexible pocket, and the roof of hemispherical flexible pocket and one end of spring connect,
The other end of spring and the roof of movable case connect.
The contact device B includes contact A, contact B, hemispherical flexible pocket and spring, the hemispherical flexible pocket
It is located on the bottom wall of movable case, hemispherical flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, contact B
On movable case bottom wall and contact B is located in hemispherical flexible pocket, and the roof of hemispherical flexible pocket and one end of spring connect,
The other end of spring and the bottom wall of movable case connect.
The contact device C includes contact A, contact B, hemispherical flexible pocket and spring, the hemispherical flexible pocket
It being located on the roof of groove, hemispherical flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, and contact B
In on groove roof and contact B is located in hemispherical flexible pocket, the roof of hemispherical flexible pocket and one end of spring are connected, spring
The other end and groove roof connect.
The carriage includes guide groove and directive wheel, and the guide groove is located on the inner wall of movable case, guiding
Slot is connect with directive wheel and the two is to be slidably connected, and directive wheel is connect with movable plate.
The guiding device includes sliding rail and idler wheel, and the sliding rail is located in recess sidewall, and sliding rail is connect with idler wheel
And the two is to be slidably connected, idler wheel is connect with support rod.
The fixture A is identical as the structure of fixture B, the fixture A include finger cylinder, limited block, gripping block A and
Gripping block B, the finger cylinder are located on nut, and one of output rod of finger cylinder is connect with gripping block A, finger gas
Another output rod of cylinder is connect with gripping block B, is equipped with limited block on gripping block A and gripping block B, the connecting rod is located at
Between gripping block A and gripping block B.
It is specified under water the beneficial effects of the utility model are: movable case is put into foundation pit by height adjustment device by the device
Position, reduce manpower, improve construction efficiency, and improve the accuracy of construction, by movable plate and contact device A or
Contact device B contacts to realize the monitoring of liquid level, is matched, is realized to the water level in foundation pit by the starting with drainage arrangement
It is controlled, the water level in foundation pit is made to remain at safe range, be convenient for foundation pit construction and supporting, while can also incite somebody to action
The water of drainpipe discharge is delivered to construction site, realizes the recycling of water resource, reaches energy-saving and environment-friendly effect, meets green
The requirement of construction and the safety coefficient for improving foundation pit construction.
Detailed description of the invention:
Fig. 1 is the utility model structure diagram.
Fig. 2 is the partial enlarged view in the utility model Fig. 1 at A.
Fig. 3 is the partial enlarged view in the utility model Fig. 1 at B.
Fig. 4 is the structural schematic diagram of the fixture A or fixture B in the utility model.
Specific embodiment:
Referring to each figure, a kind of green building deep basal pit fluid level control device, including foundation pit 18, foundation pit 18 is interior to be equipped with draining dress
It sets, fixed case 4 is equipped at the top of foundation pit 18, fixed case 4 is equipped with height adjustment device, and height adjustment device is connect with connecting rod 8,
Connecting rod 8 is connect with movable case 12, and movable case 12 is equipped with pulling device, and pulling device connect with one end of traction rope 30, leads
The other end of messenger 30 is protruded into movable case 12 and is connect with movable plate 29, movable plate 29 and the carriage being located in movable case 12
Connection, movable plate 29 are connect with one end of floating lever 13, and the other end of floating lever 13 stretches out the bottom wall and floating ball 14 of movable case 12
Connection, the roof of movable case 12 are equipped with contact device A, and the bottom wall of movable case 12 is equipped with contact device B, the movable case
12 bottom is equipped with groove 24, and 24 roof of groove is equipped with contact device C, is equipped with guiding device in groove 24, guiding device with
One end of support rod 15 connects, and the other end of support rod 15 reaches outside groove 24, and the contact device C is located at support rod 15
Surface.The quantity of the groove 24 of 12 bottom of movable case is four, is equipped with a guiding device in each groove 24, each
Guiding device is connect with a support rod 15, and four support rods 15 are arranged in parallel and four support rods 15 are located at shifting
At four angles of dynamic case 12, a contact device C is equipped at the top of each groove 24.
The drainage arrangement includes water pump 16 and drainpipe 17, and the water pump 16 is located at 18 bottom of foundation pit, water pump 16
It is connect with one end of drainpipe 17, the other end of drainpipe 17 stretches out foundation pit 18.Water pump 16 is immersible pump 16.
The height adjustment device includes fixture A1, motor A2, shifting chute 5, screw rod 7, nut 6 and fixture B19, institute
The motor A2 stated is located on fixed case 4, and the output shaft of motor A2 is connect with screw rod 7, and screw rod 7 is fixed on fixed case 4, silk
Bar 7 is connected through a screw thread with nut 6, and nut 6 is connect with the shifting chute 5 being located on fixed case 4 and nut 6 and shifting chute 5 are cunning
Dynamic connection, nut 6 are connect with fixture B19, and fixture B19 clamps connecting rod 8, and fixture B19 and fixture A1 is arranged in parallel and presss from both sides
Tool B19 is located at the underface of fixture A1, and fixture A1 is located on fixed case 4, and fixture A1 clamps connecting rod 8.
The pulling device includes protective shell 9, motor B10 and reel 11, and the protective shell 9 is located at movable case
On 12, motor B10, the output shaft of motor B10 and the input axis connection of reel 11, reel 11 are equipped in protective shell 9
It is connect with one end of traction rope 30, the other end of traction rope 30 protrudes into movable case 12 and connect with movable plate 29.
The contact device A includes contact A 21, contact B20, hemispherical flexible pocket 25 and spring 26, the hemisphere
Shape flexible pocket 25 is located on the roof of movable case 12, and 25 roof of hemispherical flexible pocket is equipped with contact A 21, contact A 21 and contact
The position of B20 is corresponding, and contact B20 is located on 12 roof of movable case and contact B20 is located in hemispherical flexible pocket 25, hemispherical
The roof of flexible pocket 25 is connect with one end of spring 26, and the other end of spring 26 is connect with the roof of movable case 12.
The contact device B includes contact A 21, contact B20, hemispherical flexible pocket 25 and spring 26, the hemisphere
Shape flexible pocket 25 is located on the bottom wall of movable case 12, and 25 roof of hemispherical flexible pocket is equipped with contact A 21, contact A 21 and contact
The position of B20 is corresponding, and contact B20 is located on 12 bottom wall of movable case and contact B20 is located in hemispherical flexible pocket 25, hemispherical
The roof of flexible pocket 25 is connect with one end of spring 26, and the other end of spring 26 is connect with the bottom wall of movable case 12.
The contact device C includes contact A 21, contact B20, hemispherical flexible pocket 25 and spring 26, the hemisphere
Shape flexible pocket 25 is located on the roof of groove 24, and 25 roof of hemispherical flexible pocket is equipped with contact A 21, contact A 21 and contact B20
Position it is corresponding, contact B20 is located on 24 roof of groove and contact B20 is located in hemispherical flexible pocket 25, and hemispherical is flexible
The roof of capsule 25 is connect with one end of spring 26, and the other end of spring 26 is connect with the roof of groove 24.
The carriage includes guide groove 27 and directive wheel 28, and the guide groove 27 is located at the inner wall of movable case 12
On, guide groove 27 is connect with directive wheel 28 and the two is to be slidably connected, and directive wheel 28 is connect with movable plate 29.
The guiding device includes sliding rail 22 and idler wheel 23, and the sliding rail 22 is located on 24 side wall of groove, sliding rail 22
It is connect with idler wheel 23 and the two is to be slidably connected, idler wheel 23 is connect with support rod 15.
The fixture A1 is identical as the structure of fixture B19, and the fixture A1 includes finger cylinder 103, limited block
101, gripping block A102 and gripping block B104, the finger cylinder 103 are located on nut 6, finger cylinder 103 one of them
Output rod is connect with gripping block A102, another output rod of finger cylinder 103 is connect with gripping block B104, gripping block A102 with
Limited block 101 is equipped on gripping block B104, the connecting rod 8 is between gripping block A102 and gripping block B104.
Fixed case 4 is equipped with controller 3, and controller 3 is connect with water pump 16 by conducting wire, and controller 3 passes through conducting wire and electricity
Motivation A2 connection, controller 3 are connect by conducting wire with motor B10, and controller 3 is connect by conducting wire with contact device A, are controlled
Device 3 is connect by conducting wire with contact device B, and controller 3 is connect by conducting wire with contact device C.In order to accurately control movement
The position of case 12 can be equipped with a liquid level sensor in the bottom of movable case 12, and liquid level sensor passes through conducting wire and controller 3
Connection.
Connecting rod 8 can lengthen its length by the way of screw thread docking.
Specific implementation process is as follows:, first will according to the depth of deep basal pit 18 when needing to monitor the water level in foundation pit 18
Connecting rod 8 is lengthened to the length of needs, and connecting rod 8 is clamped using fixture A1 and fixture B19, when needing to be put into movable case 12
18 depths of foundation pit it is underwater when, fixture A1 unclamp clamp, fixture B19 clamp connecting rod 8, start motor A2, motor A2 band
Dynamic nut 6 drives movable case 12 to move downward along screw rod 7 and 5 slide downward of shifting chute and by connecting rod 8, when nut 6 moves
When to the bottom end of screw rod 7, fixture A1 is clamped, and fixture B19, which unclamps, to be clamped, and motor A2 drives nut 6 to be moved to most by screw rod 7
Top clamps at this point, fixture A1 unclamps fixture B19 while clamping, then by height adjustment device by movable case 12 to moving down
It is dynamic, it circuits sequentially, to realize that height adjustment device drives movable case 12 to move to the height needed under water, passes through Liquid level
The position of the information that device 3 is fed back, the movable case 12 for controlling height adjustment device is more accurate, when movable case 12 is moved to properly
Position when, due to the effect of buoyancy, floating ball 14 drives floating lever 13 to move upwards and squeeze with movable plate 29 and contacts dress
A is set, contacts after the hemispherical flexible pocket 25 in device A is extruded and deforms, spring 26 is compressed, and contact A 21 connects with contact B20
Activation signal is simultaneously transferred to controller 3 by touching, circuit communication, and the control of controller 3 closes motor A2 and starts water pump 16, water pump
16 are drained, and water is discharged from foundation pit 18, and the water of discharge can be delivered to construction site for other aspects, realize water money
The recycling in source, when the water level decreasing in foundation pit 18, floating ball 14 falls and movable plate 29 is driven to move downward, and works as movable plate
29 move to contact device B contact and make contact device B in contact A 21 and contact B20 contact when, activation signal is transmitted
To controller 3, at this point, the control of controller 3 switches off the pump 16.
In addition, when if height adjustment device in the device drives movable case 12 to move to 18 bottom of foundation pit, in order to avoid
Floating ball 14 is contacted with the mud of 18 bottom of foundation pit or mud enters in movable case 12, it is difficult to clear up, the movable case in the device
Support rod 15 in 12 first contacts with mud and is supported movable case 12, and support rod 15 is moved and squeezed into groove 24 and connect
Device C is touched, contacts the contact A 21 contacted in device C with contact B20, the control of controller 3 at this time starts motor B10, electronic
Machine B10 drives reel 11 to rotate and be drawn to movable plate 29 by traction rope 30 and contacts with the roof of movable case 12, at this point,
Floating ball 14 moves to the bottom of movable case 12, avoids floating ball 14 from contacting with the mud in mud, while mud being avoided to enter movement
The inside of case 12 facilitates the device to be cleaned and safeguarded.
Movable case 12 is put into the position that foundation pit 18 is specified under water by height adjustment device by the device, reduces manpower,
Improve construction efficiency, and improve the accuracy of construction, by movable plate 29 and contact device A or contact device B contact from
And realize the monitoring of liquid level, it is matched by the starting with drainage arrangement, realization controls the water level in foundation pit 18, makes base
Water level in hole 18 remains at safe range, convenient for the construction of foundation pit 18 and supporting, while can also be by drainpipe 17
The water of discharge is delivered to construction site, realizes the recycling of water resource, reaches energy-saving and environment-friendly effect, meets green building and applies
The requirement of work.
Claims (10)
1. a kind of green building deep basal pit fluid level control device, including foundation pit, it is characterised in that: drainage arrangement is equipped in foundation pit,
Fixed case is equipped at the top of foundation pit, fixed case is equipped with height adjustment device, and height adjustment device is connect with connecting rod, connecting rod and
Movable case connection, movable case are equipped with pulling device, one end connection of pulling device and traction rope, and the other end of traction rope protrudes into
It is connect in movable case with movable plate, movable plate is connect with the carriage being located in movable case, one end of movable plate and floating lever
Connection, the bottom wall that the other end of floating lever stretches out movable case are connect with floating ball, and the roof of movable case is equipped with contact device A, are moved
The bottom wall of dynamic case is equipped with contact device B, and the bottom of the movable case is equipped with groove, and groove roof is equipped with contact device C,
Guiding device is equipped in groove, one end connection of guiding device and support rod, the other end of support rod reaches outside groove, described
Contact device C be located at the surface of support rod.
2. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the drainage arrangement
Including water pump and drainpipe, the water pump is located at bottom of foundation ditch, one end connection of water pump and drainpipe, the other end of drainpipe
Stretch out foundation pit.
3. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the height adjustment
Device includes fixture A, motor A, shifting chute, screw rod, nut and fixture B, and the motor A is located on fixed case, electronic
The output shaft of machine A is connect with screw rod, and screw rod is fixed on fixed case, and screw rod is connected through a screw thread with nut, nut be located at it is solid
Determining the shifting chute connection on case and nut is to be slidably connected with shifting chute, and nut is connect with fixture B, and fixture B clamps connecting rod, folder
Tool B and fixture A is arranged in parallel and fixture B is located at the underface of fixture A, fixture A is located on fixed case, and fixture A clamps company
Extension bar.
4. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the pulling device
Including protective shell, motor B and reel, the protective shell is located on movable case, and motor B is equipped in protective shell, electronic
One end of the output shaft of machine B and the input axis connection of reel, reel and traction rope connects, and the other end of traction rope protrudes into shifting
Dynamic case is connect with movable plate.
5. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the contact device
A includes contact A, contact B, hemispherical flexible pocket and spring, and the hemispherical flexible pocket is located on the roof of movable case, hemisphere
Shape flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, and contact B is located on movable case roof and contact B
In hemispherical flexible pocket, one end of the roof of hemispherical flexible pocket and spring is connected, the other end of spring and movable case
Roof connection.
6. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the contact device
B includes contact A, contact B, hemispherical flexible pocket and spring, and the hemispherical flexible pocket is located on the bottom wall of movable case, hemisphere
Shape flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, and contact B is located on movable case bottom wall and contact B
In hemispherical flexible pocket, one end of the roof of hemispherical flexible pocket and spring is connected, the other end of spring and movable case
Bottom wall connection.
7. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the contact device
C includes contact A, contact B, hemispherical flexible pocket and spring, and the hemispherical flexible pocket is located on the roof of groove, hemispherical
Flexible pocket roof is equipped with contact A, and contact A is corresponding with the position of contact B, and contact B is located on groove roof and contact B is located at
In hemispherical flexible pocket, the roof of hemispherical flexible pocket and one end of spring are connected, and the other end of spring and the roof of groove connect
It connects.
8. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the carriage
Including guide groove and directive wheel, the guide groove is located on the inner wall of movable case, and guide groove is connect with directive wheel and the two is
It is slidably connected, directive wheel is connect with movable plate.
9. green building deep basal pit fluid level control device according to claim 1, it is characterised in that: the guiding device
Including sliding rail and idler wheel, the sliding rail is located in recess sidewall, sliding rail connect with idler wheel and the two be slidably connected, idler wheel with
Support rod connection.
10. green building deep basal pit fluid level control device according to claim 3, it is characterised in that: the fixture A with
The structure of fixture B is identical, and the fixture A includes finger cylinder, limited block, gripping block A and gripping block B, the finger gas
Cylinder is located on nut, and one of output rod of finger cylinder is connect with gripping block A, another output rod and folder of finger cylinder
Be equipped with limited block on tight block B connection, gripping block A and gripping block B, the connecting rod be located at gripping block A and gripping block B it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001132.4U CN209525598U (en) | 2019-01-02 | 2019-01-02 | A kind of green building deep basal pit fluid level control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001132.4U CN209525598U (en) | 2019-01-02 | 2019-01-02 | A kind of green building deep basal pit fluid level control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525598U true CN209525598U (en) | 2019-10-22 |
Family
ID=68228219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920001132.4U Expired - Fee Related CN209525598U (en) | 2019-01-02 | 2019-01-02 | A kind of green building deep basal pit fluid level control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209525598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414516A (en) * | 2020-11-30 | 2021-02-26 | 河南富达电力集团有限公司 | Reservoir safety monitoring and early warning device |
| CN115390592A (en) * | 2022-09-09 | 2022-11-25 | 湖南真创环保科技有限公司 | Mechanical passive long-distance double-liquid-level automatic control method |
-
2019
- 2019-01-02 CN CN201920001132.4U patent/CN209525598U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414516A (en) * | 2020-11-30 | 2021-02-26 | 河南富达电力集团有限公司 | Reservoir safety monitoring and early warning device |
| CN115390592A (en) * | 2022-09-09 | 2022-11-25 | 湖南真创环保科技有限公司 | Mechanical passive long-distance double-liquid-level automatic control method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191022 |