CN114775641B - Prefabricated multi-ribbed cavity wallboard - Google Patents
Prefabricated multi-ribbed cavity wallboard Download PDFInfo
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- CN114775641B CN114775641B CN202210600836.XA CN202210600836A CN114775641B CN 114775641 B CN114775641 B CN 114775641B CN 202210600836 A CN202210600836 A CN 202210600836A CN 114775641 B CN114775641 B CN 114775641B
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- wall
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application relates to a prefabricated multi-ribbed cavity wallboard, which belongs to the technical field of foundation pit wallboards, and comprises a wall body, wherein a cavity is formed in the wall body, a vacuum pump is fixed at the top of the wall body, and a plurality of water collecting pipes are fixed on the surface of the wall body; an expansion type water stop strip is fixed in the pipe wall of the water collecting pipe; the water collecting pipe is provided with a first switch moving plate in a sliding way along the axial direction of the water collecting pipe; the first switch moving plate is fixedly connected with the expansion type water stop strip; a first switch stator which can be electrically contacted with the first switch rotor is fixed in the water collecting pipe; the first switch moving plate is electrically connected with the vacuum pump; the first switch stator can be electrically connected with the storage battery. The application has the effect of reacting the accumulated water in the foundation pit.
Description
Technical Field
The application relates to the field of foundation pit wallboards, in particular to a prefabricated multi-ribbed cavity wallboard.
Background
At present, when a foundation pit is excavated, a soil aquifer is cut off, and groundwater can continuously infiltrate into the foundation pit, so that quicksand and side slope instability are caused or the bearing capacity of the foundation is reduced.
The related art can refer to the Chinese patent with the publication number of CN107794931B, and discloses a foundation pit supporting structure, which comprises a supporting plate with a cavity, wherein a vacuum pump is communicated with the upper side of the supporting plate, a supporting pipe inserted into soil is arranged on the side surface of the supporting plate, the supporting pipe is communicated with the cavity, and water absorption holes are arranged on the pipe wall of the supporting pipe. The support plate is used for supporting the side wall of the foundation pit, the support structure is reinforced through the support pipe, after the support pipe is inserted into the soil, the vacuum pump is used for pumping air, so that water in the soil flows into the support pipe under negative pressure, the water in the support pipe enters the cavity of the support plate, the pressure of the soil on the support plate is reduced, and the side wall of the foundation pit is not easy to collapse.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the wall plate arranged in the foundation pit has a water collecting function, but as the wall plate does not have the capability of judging whether accumulated water exists in the soil of the foundation pit, the vacuum pump is in a normally open state, so that the accumulated water in the soil can be prevented from penetrating into the foundation pit; vacuum pumps are normally open and consume a significant amount of energy.
Disclosure of Invention
In order to solve the problem that whether accumulated water exists in foundation pit soil or not can not be judged, the application provides the prefabricated multi-ribbed cavity wallboard.
The application provides a prefabricated multi-ribbed cavity wallboard, which adopts the following technical scheme:
the prefabricated multi-ribbed cavity wallboard comprises a wall body, wherein a cavity is formed in the wall body, a vacuum pump is fixed at the top of the wall body, and a plurality of water collecting pipes are fixed on the surface of the wall body; an expansion type water stop strip is fixed in the pipe wall of the water collecting pipe; the water collecting pipe is provided with a first switch moving plate in a sliding way along the axial direction of the water collecting pipe; the first switch moving plate is fixedly connected with the expansion type water stop strip; a first switch stator which can be electrically contacted with the first switch rotor is fixed in the water collecting pipe; the first switch moving plate is electrically connected with the vacuum pump; the first switch stator can be electrically connected with the storage battery.
Through adopting above-mentioned technical scheme, after the ponding contact in inflation type sealing up strip and the soil, inflation type sealing up strip absorbs water and makes self volume increase gradually, and inflation type sealing up strip volume increase in-process promotes switch moving plate one to make switch moving plate one and switch stator one electric contact, thereby make vacuum pump and battery switch on, after the vacuum pump work, can make the wall body inside and outside produce pressure differential, thereby collect the ponding near the collector pipe.
Optionally, a water outlet is formed in the bottom of the wall body; a water outlet valve communicated with the water outlet is fixed on one side, away from the water collecting pipe, of the wall body, and a water outlet pipe is fixed on one side, away from the wall body, of the water outlet valve; the water outlet valve comprises a water outlet ring fixedly connected with the side wall of the wall body and a valve plate rotatably installed in the water outlet ring.
By adopting the technical scheme, accumulated water in the wall body is gradually increased and then is required to be discharged through the water outlet pipe. The water outlet pipe needs to be provided with a valve, so that the pressure difference between the inside and the outside of the wall body can be quickly formed after the vacuum pump works.
Optionally, the valve plate comprises a valve plate and a shaft tube radially penetrating and fixed in the valve plate along the valve plate; the top end and the bottom end of the shaft tube respectively penetrate through the water outlet ring and are rotationally connected with the water outlet ring; a connecting shaft is arranged in the shaft tube in a vertical moving way; an electromagnet is fixed on the outer wall of the wall body, and a magnetic attraction piece capable of being attracted with the electromagnet is fixed on the top end of the connecting shaft; and a rotating assembly used for driving the shaft tube to rotate is arranged between the connecting shaft and the shaft tube.
Through adopting above-mentioned technical scheme, after the electro-magnet work, the electro-magnet is inhaled the piece through absorption magnetism and is removed the connecting axle, and the connecting axle accessible rotating assembly drives the connecting axle and rotates at the removal in-process to make the valve plate rotate.
Optionally, a second spring is fixed at the bottom of the magnetic attraction piece, and the bottom end of the second spring is fixedly connected with the top of the outer peripheral surface of the water outlet pipe.
Through adopting above-mentioned technical scheme, lose magnetism after the electro-magnet outage, spring two drive magnetism inhale the piece and reset to drive the connecting axle and remove, and drive the valve plate and reset.
Optionally, the rotating assembly includes a plurality of spiral protruding and set up in of being fixed in the connecting axle week side a plurality of spiral recess of central siphon inner peripheral face, spiral protruding pass through spiral recess with the central siphon meshing.
Through adopting above-mentioned technical scheme, during the connecting axle removes the in-process, the accessible heliciform arch supports the heliciform recess to apply rotation moment to the connecting axle, drive the connecting axle and rotate, thereby accomplish the rotation of valve plate.
Optionally, a coaming is fixed in the wall body; the side wall of the coaming is connected with a floating plate in a sliding manner along the vertical direction; the wall body is connected with an abutting plate in a sliding manner along the width direction of the wall body; inclined planes are respectively formed on the inner sides of the abutting plates and the floating plates opposite to each other; a second switch moving plate is fixed at the bottom of the abutting plate; the second switch moving plate is electrically connected with the storage battery; a second switch stator and a third switch stator which can be electrically contacted with the second switch rotor are fixed in the wall body; the second switch stator is electrically connected with the first switch stator; the electromagnet is electrically connected with the second switch moving plate.
By adopting the technical scheme, a communicating vessel is formed between the square cavity surrounded by the coaming and the cavity, when the liquid level in the cavity rises, a floating plate in the square cavity gradually rises along with the liquid level and is contacted with the abutting plate so as to push the abutting plate to move, and in the moving process of the abutting plate, a second switch moving plate is disconnected from a second switch stator and is electrically contacted with a third switch stator, so that the electromagnet is communicated with a power supply; the electromagnet is electrified to absorb the magnetic attraction piece.
Optionally, the floating plate is kept away from butt joint board one side is fixed with the forked tail piece, the bounding wall is kept away from the inner wall of butt joint board one side has seted up the dovetail, the forked tail piece pass through the dovetail is along vertical with the wall body slides and is connected.
By adopting the technical scheme, the dovetail groove provides a guiding function for the dovetail block, so that the possibility of deviating from the track in the vertical moving process of the floating plate is reduced, and the floating plate can be contacted with the abutting plate.
Optionally, a chute is formed in the inner wall of the wall; the wall body is connected with the abutting plate in a sliding manner through the sliding groove; one side of the abutting plate, which is far away from the floating plate, is fixedly provided with a first spring, and one end of the first spring, which is far away from the abutting plate, is fixedly connected with the inner wall of the chute, which is far away from the floating plate.
Through adopting above-mentioned technical scheme, spring one applys the elasticity to being close to floating plate one side for the butt plate, and the floating plate of being convenient for descends the back along with the liquid level, and spring one can drive the butt plate and restore to the throne.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the expansion type water stop strip contacts with accumulated water in soil, the expansion type water stop strip absorbs water and gradually increases the volume of the expansion type water stop strip, the first switch moving plate is pushed to move in the process of increasing the volume of the expansion type water stop strip, and the first switch moving plate is electrically contacted with the first switch stator, so that the vacuum pump is conducted with the storage battery, and after the vacuum pump works, pressure difference is generated between the inside and the outside of a wall body, and accumulated water near the water collecting pipe is collected;
2. after the electromagnet works, the electromagnet moves the connecting shaft through the adsorption magnetic attraction piece, and the connecting shaft can drive the connecting shaft to rotate through the rotating assembly in the moving process, so that the valve plate rotates;
3. a communicating vessel is formed between the square cavity surrounded by the surrounding plates and the cavity, after the liquid level in the cavity rises, a floating plate in the square cavity gradually rises along with the liquid level and is contacted with the abutting plate so as to push the abutting plate to move, and in the moving process of the abutting plate, a second switch moving plate is disconnected from a second switch moving plate and is electrically contacted with a third switch moving plate, so that the electromagnet is communicated with a power supply; the electromagnet is electrified to absorb the magnetic attraction piece.
Drawings
Fig. 1 is a schematic structural view of a wall according to an embodiment of the present application.
Fig. 2 is a cross-sectional view taken along line A-A of fig. 1.
Fig. 3 is a cross-sectional view of a header in accordance with an embodiment of the present application.
Fig. 4 is an enlarged schematic view at B in fig. 2.
Fig. 5 is a schematic structural view of a wall according to an embodiment of the present application.
Fig. 6 is an enlarged schematic view at C in fig. 5.
Reference numerals: 1. a wall body; 11. a vacuum pump; 12. a water collecting pipe group; 13. an abutting plate; 2. a water collecting pipe; 21. an annular groove; 22. expansion type water stop strips; 23. a first switch moving plate; 24. a first switch stator; 3. coaming plate; 31. a floating plate; 32. a square chamber; 33. a water inlet; 34. a chute; 35. an inclined plane; 36. a first spring; 4. a water outlet valve; 41. a switch moving plate II; 42. a second switch stator; 43. a third switch stator; 44. a water outlet; 45. a water outlet pipe; 5. a valve plate; 51. a water outlet ring; 52. a valve plate; 53. a shaft tube; 54. a connecting shaft; 55. spiral bulges; 56. a helical groove; 6. an electromagnet; 61. a magnetic attraction piece; 62. and a second spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-6.
The embodiment of the application discloses a prefabricated multi-ribbed cavity wallboard. Referring to fig. 1 and 2, a prefabricated multi-ribbed cavity wallboard comprises a wall body 1, a vacuum pump 11 fixed on the top of the wall body 1, and a plurality of water collecting pipes 2 uniformly distributed on the surface of the wall body 1; a cavity is arranged in the wall body 1. The water collecting pipe 2 is inserted into the soil; the wall body 1 is a hollow wall body 1, and the water collecting pipe 2 is communicated with a cavity in the wall body 1. In the embodiment, two groups of water collection tube groups 12 are distributed on the surface of the wall body 1; each group of collector tube groups 12 comprises four collector tubes 2 arranged vertically.
When water seepage occurs underground, starting a vacuum pump 11 at the top of the wall body 1, and reducing the air pressure in the cavity by the vacuum pump 11 through pumping air in the wall body 1, so that a pressure difference is generated between the cavity and soil; the accumulated water in the soil is sucked into the cavity of the wall body 1 under the action of pressure difference.
Referring to fig. 2 and 3, an annular groove 21 is formed in the end surface of the water collecting pipe 2 along the circumferential direction thereof, and an expansion type water stop strip 22 is fixed to the water collecting pipe 2 through the annular groove 21. The water collecting pipe 2 is provided with a first switch moving plate 23 in a sliding way along the axial direction of the water collecting pipe through an annular groove 21; the first switch moving plate 23 is fixedly connected with the expansion type water stop strip 22. The inner wall of the annular groove 21, which is close to one side of the wall body 1, is fixed with a first switch stator 24 which can be electrically contacted with a first switch rotor 23; the first switch piece 23 is electrically connected to the vacuum pump 11.
After the water collecting pipe 2 contacts accumulated water, the expansion type water stop strip 22 in the water collecting pipe 2 expands when meeting water, the expansion type water stop strip 22 pushes the first switch moving plate 23 fixedly connected with the water collecting pipe, and the first switch moving plate 23 is electrically contacted with the first switch moving plate 24, so that the conduction step of the vacuum pump 11 and the power supply is completed.
Referring to fig. 2 and 4, a coaming 3 is fixed in a wall 1; the coaming 3 divides a square cavity 32 at the bottom of the wall body 1. The wall body 1 is connected with a floating plate 31 in a vertical sliding manner through a square cavity 32. The side wall of the coaming plate 3 is provided with a water inlet 33 communicated with the cavity. The inner wall of the wall body 1 is provided with a chute 34 communicated with the square cavity 32. The wall body 1 is slidingly connected with an abutting plate 13 along the width direction of the wall body 1 through a chute 34. The inner sides of the abutting plate 13 opposite to the floating plate 31 are respectively provided with an inclined surface 35. The floating plate 31 is fixed with the dovetailed block away from butt plate 13 one side, and the dovetailed block has been seted up to the inner wall of square cavity 32 one side away from butt plate 13, and the dovetailed block is connected with wall body 1 through the dovetailed block along vertical sliding. One side of the abutting plate 13 far away from the floating plate 31 is fixedly provided with a first spring 36, and one end of the first spring 36 far away from the abutting plate 13 is fixedly connected with the inner wall of the chute 34 far away from the floating plate 31.
The square chamber 32 and the cavity constitute a communicating vessel, and when the water level in the cavity rises, the floating plate 31 in the square chamber 32 rises. After the floating plate 31 rises to the top of the square chamber 32, the floating plate 31 contacts the abutting plate 13 and pushes the abutting plate 13 to move.
Referring to fig. 4, a second switch rotor 41 is fixed to the bottom of the abutting plate 13; the second switch piece 41 is electrically connected to the battery. A second switch stator 42 which can be electrically contacted with the second switch rotor 41 is embedded and fixed on the inner bottom surface of the chute 34, and a third switch stator 43 is embedded and fixed on the inner bottom surface of the chute; the switch stator two 42 is electrically connected to the switch rotor one 23.
When the floating plate 31 is separated from the contact piece, the second switch piece 41 is in electrical contact with the second switch piece 42, and at this time, when the first switch piece 24 is closed with the first switch piece 23, the power supply is turned on with the vacuum pump 11. When the floating plate 31 rises along with the liquid level, the floating plate 31 is pressed against the contact piece to move, the second switch moving plate 41 is disconnected from the second switch fixed plate 42, and the second switch moving plate 41 is electrically contacted with the third switch fixed plate 43.
Referring to fig. 5 and 6, a water outlet 44 is formed in the bottom of the wall 1. A water outlet valve 4 communicated with a water outlet 44 is fixed on one side of the wall body 1 away from the water collecting pipe 2, and a water outlet pipe 45 is fixed on one side of the water outlet valve 4 away from the wall body 1. The water outlet valve 4 comprises a water outlet ring 51 fixedly connected with the side wall of the wall body 1 and a valve plate 5 rotatably installed in the water outlet ring 51. The valve plate 5 includes a valve plate 52 having a circular cross section, and a shaft tube 53 radially penetrating the valve plate 52 and fixed in the valve plate 52. The top end and the bottom end of the shaft tube 53 penetrate the water outlet ring 51 and are rotatably connected with the water outlet ring 51.
Referring to fig. 5 and 6, a connecting shaft 54 is provided in the shaft tube 53 to move vertically. The connecting shaft 54 is provided with a plurality of spiral bulges 55 uniformly distributed along the circumferential direction of the connecting shaft, the inner circumferential surface of the shaft tube 53 is provided with a plurality of spiral grooves 56 uniformly distributed along the circumferential direction of the connecting shaft, and the spiral bulges 55 are meshed with the shaft tube 53 through the spiral grooves 56.
When the water level in the cavity rises, the water level in the cavity can be reduced by opening the water outlet valve 4. When the connecting shaft 54 moves vertically, the connecting shaft 54 abuts against the spiral groove 56 through the spiral protrusion 55, and drives the shaft tube 53 to rotate, and the shaft tube 53 drives the valve plate 52 to rotate, so that the water outlet valve 4 is opened and closed.
Referring to fig. 6, an electromagnet 6 is fixed to the outer wall of the wall 1, and the electromagnet 6 is electrically connected to the second switch piece 41. A magnetic attraction piece 61 capable of attracting the electromagnet 6 is fixed to the top end of the connecting shaft 54. The bottom of the magnetic suction piece 61 is fixedly provided with a second spring 62, the second spring 62 is sleeved on the periphery of the connecting shaft 54, and the bottom end of the second spring 62 is fixedly connected with the top of the outer peripheral surface of the water outlet pipe 45.
After the second switch moving plate 41 is electrically contacted with the third switch moving plate 43, the electromagnet 6 is conducted, so that the electromagnet 6 adsorbs the magnetic attraction piece 61. During the movement of the connecting shaft 54, the spiral protrusion 55 and the spiral groove 56 cooperate to drive the valve plate 52 to rotate. The second spring 62 is used for driving the valve plate 52 to reset.
The implementation principle of the prefabricated multi-ribbed cavity wallboard provided by the embodiment of the application is as follows:
when water accumulation occurs underground, the water collecting pipe 2 is firstly contacted with the water accumulation, the expansion type water stop strip 22 in the water collecting pipe 2 expands when meeting water, the expansion type water stop strip 22 pushes the switch moving plate I23 fixedly connected with the water collecting pipe 2 to move, the switch moving plate I23 is electrically contacted with the switch fixed plate I24, and the air pressure in the cavity is reduced by extracting air in the wall body 1 after the vacuum pump 11 is conducted, so that pressure difference is generated between the cavity and soil; the accumulated water in the soil is sucked into the cavity of the wall body 1 under the action of pressure difference.
When the water level in the cavity rises, the floating plate 31 in the square chamber 32 rises. After the floating plate 31 rises to the top of the square cavity 32, the floating plate 31 contacts with the abutting plate 13 and pushes the abutting plate 13 to move, the second switch moving plate 41 is disconnected from the second switch fixed plate 42, and the second switch moving plate 41 is electrically contacted with the third switch fixed plate 43, so that the electromagnet 6 is conducted and the electromagnet 6 adsorbs the magnetic attraction piece 61. During the movement of the connecting shaft 54, the spiral protrusion 55 and the spiral groove 56 cooperate to drive the valve plate 52 to rotate. The second spring 62 is used for driving the valve plate 52 to reset.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (3)
1. The utility model provides a prefabricated close rib cavity wallboard, includes wall body (1), offered the cavity in wall body (1), its characterized in that: the top of the wall body (1) is fixedly provided with a vacuum pump (11), and the surface of the wall body (1) is fixedly provided with a plurality of water collecting pipes (2); an expansion type water stop strip (22) is fixed in the pipe wall of the water collecting pipe (2); the water collecting pipe (2) is provided with a first switch moving plate (23) in a sliding way along the axial direction of the water collecting pipe; the first switch moving plate (23) is fixedly connected with the expansion type water stop strip (22); a first switch stator (24) which is electrically contacted with the first switch rotor (23) is fixed in the water collecting pipe (2); the first switch moving plate (23) is electrically connected with the vacuum pump (11); the first switch stator (24) is electrically connected with the storage battery;
a water outlet (44) is formed in the bottom of the wall body (1); a water outlet valve (4) communicated with the water outlet (44) is fixed on one side, far away from the water collecting pipe (2), of the wall body (1), and a water outlet pipe (45) is fixed on one side, far away from the wall body (1), of the water outlet valve (4); the water outlet valve (4) comprises a water outlet ring (51) fixedly connected with the side wall of the wall body (1) and a valve plate (5) rotatably installed in the water outlet ring (51);
the valve plate (5) comprises a valve plate (52) and a shaft tube (53) which radially penetrates through and is fixed in the valve plate (52) along the valve plate (52); the top end and the bottom end of the shaft tube (53) respectively penetrate through the water outlet ring (51) and are rotationally connected with the water outlet ring (51); a connecting shaft (54) is arranged in the shaft tube (53) in a vertical moving way; an electromagnet (6) is fixed on the outer wall of the wall body (1), and a magnetic attraction piece (61) which is attracted with the electromagnet (6) is fixed at the top end of the connecting shaft (54); a rotating assembly for driving the shaft tube (53) to rotate is arranged between the connecting shaft (54) and the shaft tube (53);
a second spring (62) is fixed at the bottom of the magnetic suction sheet (61), and the bottom end of the second spring (62) is fixedly connected with the top of the peripheral surface of the water outlet pipe (45);
the rotating assembly comprises a plurality of spiral bulges (55) fixed on the periphery of the connecting shaft (54) and a plurality of spiral grooves (56) formed in the inner peripheral surface of the shaft tube (53), and the spiral bulges (55) are meshed with the shaft tube (53) through the spiral grooves (56);
a coaming (3) is fixed in the wall body (1); the side wall of the coaming (3) is connected with a floating plate (31) in a vertical sliding manner; the wall body (1) is connected with an abutting plate (13) in a sliding manner along the width direction of the wall body; inclined planes (35) are respectively formed on the inner sides of the abutting plates (13) opposite to the floating plates (31); a second switch moving plate (41) is fixed at the bottom of the abutting plate (13); the second switch moving plate (41) is electrically connected with the storage battery; a second switch stator (42) and a third switch stator (43) which are electrically contacted with the second switch rotor (41) are fixed in the wall body (1); the second switch stator (42) is electrically connected with the first switch stator (23); the electromagnet (6) is electrically connected with the switch moving plate II (41).
2. A prefabricated multi-ribbed cavity wall plate as claimed in claim 1, wherein: the floating plate (31) is far away from one side of the abutting plate (13) and is fixedly provided with a dovetail block, the coaming (3) is far away from the inner wall of one side of the abutting plate (13) and is provided with a dovetail groove, and the dovetail block is vertically connected with the wall body (1) in a sliding manner through the dovetail groove.
3. A prefabricated multi-ribbed cavity wall plate as claimed in claim 1, wherein: a chute (34) is formed in the inner wall of the wall body (1); the wall body (1) is slidably connected with the abutting plate (13) through the sliding groove (34); one side of the abutting plate (13) far away from the floating plate (31) is fixedly provided with a first spring (36), and one end of the first spring (36) far away from the abutting plate (13) is fixedly connected with the inner wall of the sliding groove (34) far away from the floating plate (31).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210600836.XA CN114775641B (en) | 2022-05-30 | 2022-05-30 | Prefabricated multi-ribbed cavity wallboard |
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| CN202210600836.XA CN114775641B (en) | 2022-05-30 | 2022-05-30 | Prefabricated multi-ribbed cavity wallboard |
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| CN114775641B true CN114775641B (en) | 2023-08-29 |
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| CN113235658A (en) * | 2021-04-01 | 2021-08-10 | 湖北弘源鼎盛电力工程有限公司 | Assembled prefabricated cable well with drainage system and construction process thereof |
| CN216276289U (en) * | 2021-10-08 | 2022-04-12 | 广东众强建设工程有限公司 | Waterproof outer wall of construction engineering |
| CN113826505A (en) * | 2021-10-22 | 2021-12-24 | 江苏大沙河现代农业综合开发集团有限公司 | Flowerpot with automatic watering function |
| CN114263200A (en) * | 2021-12-29 | 2022-04-01 | 四汇建设集团有限公司 | Civil construction foundation pit drainage structure and construction method thereof |
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| CN114775641A (en) | 2022-07-22 |
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