41results about How to "Improve waterproof reliability" patented technology

According to the roof waterproof external member and the roof structure, the construction efficiency of the roof waterproof external member is higher, and the waterproof reliability of the roof structure is higher. The roof waterproof external member comprises at least two groove-shaped members and at least one prefabricated member, the groove-shaped members are the same in structure, and the prefabricated member is provided with a prefabricated member groove body. The groove inner side surface of the groove-shaped part and the groove outer side surface of the prefabricated part groove body are covered with waterproof films; when the two groove-shaped pieces are arranged in parallel, the top end of the second groove wall of the first groove-shaped piece can be connected with the top end of the first groove wall of the second groove-shaped piece, so that the first groove wall and the second groove wall form a wave crest; the shape of the groove body of the prefabricated part is matched with the shape of the wave crest, so that the groove body of the prefabricated part can be buckled on the wave crest, and the waterproof film of the groove-shaped part and the waterproof film of the prefabricated part form a continuous waterproof film layer in the buckled state.

The outdoor lamp comprises a bottom shell and a plurality of sealed lamp bodies, the bottom shell is provided with an annular side wall, and the sealed lamp bodies are distributed on the annular side wall; each sealing lamp body comprises a lamp shell, a sealing lamp panel arranged in the lamp shell and a sealing lampshade buckled with the lamp shell in a sealed mode through a waterproof ring. As the light source of the outdoor lamp comes from the plurality of sealed lamp bodies, and each sealed lamp body is independently waterproof, the waterproof performance of the outdoor lamp can be effectively improved, materials and processes for manufacturing the outdoor lamp are not limited to metal castings, the outdoor lamp can be manufactured by plastic injection molding, and the service life of the outdoor lamp is prolonged on the premise of obtaining better waterproof performance. The weight and the manufacturing cost of the outdoor lamp are effectively reduced, and the outdoor lamp is more flexible and convenient to transport and assemble; in addition, the reliability of the outdoor lamp can be effectively improved due to the multiple light sources.

The utility model discloses a building integrated photovoltaics (BIPV) guide rail type water guide groove connecting structure and a water guide assembly, the connecting structure comprises a supporting groove and a limiting piece, the limiting piece is located on the inner bottom wall of the supporting groove and longitudinally extends along the supporting groove, the cross section of the limiting piece is T-shaped, the limiting piece is used for being embedded with a guide groove in the outer bottom wall of the water guide groove, and the two ends of the supporting groove are open. The supporting groove is used for being inserted into the ends of the two water guiding grooves, the inner wall of the supporting groove can be attached to the outer walls of the water guiding grooves, first flat edges are arranged at openings in the two sides of the supporting groove, second flat edges are arranged at openings in the two sides of the water guiding grooves, the first flat edges are attached to the second flat edges, and locking pieces are arranged on the first flat edges and the second flat edges. The connecting structure is used for limiting the relative displacement of the supporting groove and the water guiding groove in the longitudinal direction and is good in waterproofness, good in wind uplift resistance and easy to install. The water guide assembly has long-acting water resistance and structural stability in a complex environment, and is simple in structure, convenient to disassemble and assemble, convenient to machine, low in material consumption and large in water guide amount.

The application relates to the technical field of waterproof construction of building engineering, and discloses a waterproof structure at the interface between a temporary lattice column and a bottom plate of a foundation pit, which comprises a bottom waterproof layer, a fine stone concrete protective layer, a first-poured concrete bottom plate, an inner water-stop steel plate, an outer water-stop steel plate, a steel plate water-stop belt, post-poured expansion concrete and a grouting pipe; the waterproof structure is constructed into a bottom waterproof layer combined with sealing glue, inner and outer water-stop steel plates combined with water-swelling water-stop strips, a steel plate water-stop belt, post-poured expansion concrete, a pre-buried grouting pipe and other multi-channel waterproof measures, so as to form a complete waterproof system with prevention as the main part, multi-channel prevention and grouting remediation. The waterproof structure fully learns from the mature method of the post-poured water-stop joint, initiatively applies the post-poured water-stop idea to the waterproof structure of the interface between the lattice column and the bottom plate, and provides the waterproof structure at the interface between the temporary lattice column and the bottom plate of the foundation pit, which forms a multi-channel prevention system and has reliable waterproof effect.

The utility model relates to a kind of vehicle waterproof door hole sealing strip and vehicle, including sealing strip body, butyl rubber layer and double bubble tube sealing support structure, the butyl rubber layer is set to the sealing strip body for with the card joint part of vehicle body sheet metal stop opening installation, the double bubble tube sealing support structure is set to the sealing strip body for with the sealing lip edge part of door cooperation.The utility model has the beneficial effect that it realizes double dynamic sealing, improves waterproof reliability and enhances impact resistance and deformation resistance.

This utility model relates to an automatic water tank cleaning device, comprising: a housing; a control panel compartment disposed within the housing; and a button compartment at least partially disposed within the housing. The control panel compartment and the button compartment share at least a first compartment wall, and are sealed together. Components within the button compartment are electrically connected to the control panel compartment. This utility model optimizes the structure of the control panel compartment and the button compartment, ensuring they share at least a first compartment wall. This reduces the need for waterproofing processes, decreases the length of the wiring harness between the button compartment and the control panel compartment, and simplifies assembly. Furthermore, if water enters the button module, the button compartment effectively prevents water from seeping into the control panel compartment, improving the device's waterproof reliability and safety.

The application relates to the technical field of tunnel engineering, and particularly discloses a 3D printing integrated tunnel lining structure and a construction method thereof. The structure is sequentially provided with a concrete leveling layer, a spray membrane waterproof layer and a concrete functional layer from the side of surrounding rock inward, and is particularly suitable for supporting and waterproof construction of underground engineering such as highway tunnels, railway tunnels, urban rail transit tunnels and the like. Based on the integrated design concept, the structure is adaptively designed according to the surrounding rock grade, the spray membrane waterproof layer and the concrete functional layer are cooperatively formed by using the 3D printing technology, the bearing capacity of the lining structure is significantly improved while meeting the waterproof requirement, the construction period is effectively shortened, and the construction cost is reduced. The performance and construction efficiency of the tunnel lining structure are improved.

The utility model relates to a segment hand hole plugging and template fixing device based on a suspender embedded sleeve. The segment hand hole plugging and formwork fixing device based on the suspender embedded sleeve comprises the embedded sleeve, a suspender and a formwork supporting mechanism. The embedded sleeve is nested at the bottom of a hand hole of a duct piece, internal threads are arranged in the embedded sleeve, the formwork supporting mechanism is mounted at an opening of the hand hole through the hanging rod, one end of the hanging rod is in threaded connection with the embedded sleeve, the other end of the hanging rod is located on the outer side of the formwork supporting mechanism and is in threaded connection with an end nut, and the hanging rod is further sleeved with a middle nut. The middle nut is located in the hand hole. Damage of a traditional drilling fixing mode to the segment structure is avoided, and the construction efficiency and stability are improved; the plugging mechanism is filled with micro-expansive concrete and is combined with a water stop ring, so that the plugging strength and the waterproof performance are effectively improved, the long-term stability of hand hole plugging is ensured, and the construction convenience, the applicability and the waterproof reliability are improved.

The utility model discloses a LED street lamp, its technical key point scheme includes casing, light -transmitting cover, sealing washer no.

The utility model provides a plugging-free outer wall waterproof sleeve which comprises a sleeve body, a wing ring is arranged on the outer wall in the circumferential direction, and an internal thread connector is arranged at one end of the sleeve body. The external thread pipe plug is in threaded connection with the internal thread connector, and a hexagon bolt for a tool to twist is arranged at the end of the external thread pipe plug; and the limiting clamping piece is arranged on the inner wall of the casing pipe body and used for restraining the depth of the portion, screwed into the casing pipe body, of the external thread pipe plug, and the effects of simplifying the working procedure, reducing the plugging and maintaining cost, reducing the leakage risk and improving the construction efficiency are achieved.

The utility model discloses a horn installation structure and an electronic device, the horn installation structure comprises a housing, the housing is provided with an installation groove, the groove bottom of the installation groove is provided with a sound outlet hole and a waterproof strip, the sound outlet hole penetrates through the groove bottom of the installation groove, the waterproof strip is arranged along the outer side of the sound outlet hole for a circle, and the waterproof strip is arranged on the outer side of the installation groove. The waterproof strip and the shell are integrally formed; and the loudspeaker is adaptively arranged in the mounting groove, the loudspeaker is provided with a clamping piece, a clamping part is arranged at a corresponding position of the shell, and when the clamping piece is adaptively clamped with the clamping part, the loudspeaker extrudes the waterproof strip, so that the loudspeaker is hermetically connected with the groove bottom of the mounting groove. According to the utility model, the required space is small, the waterproof effect is good, the assembly is simple, and the first pass yield of the production process is improved.

The invention discloses a roof assembly part of a transformer substation and an assembly type roof, and relates to the technical field of roof construction. The roof assembly part comprises a bottom plate, an inner core structure, a first connecting structure, a second connecting structure and a panel; wherein a mounting position is formed on the bottom plate; the inner core structure comprises a waterproof layer and a heat preservation layer which are sequentially arranged from top to bottom, and the heat preservation layer is installed at the installation position; the first connecting structure and the second connecting structure are arranged at the two ends, in the transverse direction, of the inner core structure correspondingly, the first connecting structure and the second connecting structure are both installed at the installation position, the first connecting structure is used for being connected with the second connecting structure of another roof assembly part, and the second connecting structure is used for being connected with the first connecting structure of another roof assembly part; and the panel covers the tops of the waterproof layer, the first connecting structure and the second connecting structure. According to the roof assembly part, the construction efficiency of roof construction can be improved, and the construction period is shortened.

The invention relates to the technical field of comprehensive pipe gallery construction, in particular to a waterproof construction method for a deformation joint of a comprehensive pipe gallery structure. The method comprises the steps of manufacturing a tool formwork, forming opposite-pull holes, binding waterstop reinforcing steel bars, welding opposite-pull screws and fixing the tool formwork, lapping a middle-buried waterstop, fixing an upper die body, inspecting the installation position and pouring concrete. Through the steps, the leakage problem in waterproof construction of the deformation joint of the comprehensive pipe gallery structure is effectively solved, the construction quality and efficiency are improved, and meanwhile the safety and stability of the structure are guaranteed.

The present disclosure relates to a middle frame assembly and an electronic device, wherein the middle frame assembly comprises a frame and a pressure sensor assembly, the frame comprises a side frame, and an outer surface of the side frame comprises a key area; the pressure sensor assembly is arranged on an inner surface of the side frame corresponding to the position of the key area, and the pressure sensor assembly is configured to generate a pressure signal according to the pressure received by the key area. In this way, instead of setting the physical key, not only the use of key components can be reduced, thereby facilitating the assembly of the middle frame assembly and improving the assembly efficiency of the middle frame assembly, but also the waterproof reliability of the middle frame assembly can be further improved. In addition, the key area is arranged on the side frame, which is more in line with the user's usage habits and is convenient for the user to operate, thereby effectively improving the user's experience.

The invention relates to the technical field of vehicle accessory devices and vehicle safety auxiliary devices, in particular to a storage backpack at the tail of an automobile and an automobile tail door with a storage function, which comprises a shell with an open back, a lining arranged on the inner side of the shell, a brake lamp and a rear camera, first annular waterproof foam is arranged on the portion, close to the open side of the back face, of the side wall of the lining, the lining is sleeved with the shell, the shell and the lining are connected to form a storage backpack, the first annular waterproof foam is used for sealing an assembly gap between the shell and the lining, the lining is provided with a storage cavity, and the storage cavity is communicated with the shell. The opening of the storage cavity faces the open side of the back face of the shell, on the basis that the tail storage function is guaranteed, reasonable integrated arrangement of the brake lamp and the rear camera is achieved, and the function integration level and waterproof reliability of the whole machine and the working stability of electric devices are improved.

This utility model discloses a rainproof and water-blocking structure for the lower frame of doors and windows, mainly composed of a water-blocking plate, a slot seat, and a snap-on edge with a snap-on head at one end and fixedly connected to the water-blocking plate at the other end. The slot seat has an upper fixed end and a lower fixed end located below the upper fixed end. The water-blocking plate is connected to the upper fixed end through its upper edge, and the snap-on edge is connected to the lower fixed end through its snap-on head. This utility model guides rainwater flow through the physical structure of the water-blocking plate, rather than relying on chemical waterproofing methods such as sealant to achieve waterproofing. Therefore, it reduces the dependence on auxiliary waterproofing methods such as sealant and significantly improves the reliability of waterproofing.

This utility model discloses a waterproof structure for an embedded skylight on a wooden tile roof, relating to the field of building waterproofing technology. Its specific structure includes: a skylight frame, embedded and assembled into the wooden tile roof; timber beams fixed to the wooden tile roof to support the skylight frame; a drainage board disposed around the skylight frame; a waterproof membrane laid on the wooden tile roof, with the waterproof membrane located inside the drainage board and overlapping it; a sealant layer filling the space between the skylight frame and the wooden tile roof; a window sash that fits into the skylight frame; and glass installed inside the window sash. This utility model solves the technical problem of easy leakage in traditional skylights in the prior art.

The application provides a rolling brush motor and a ground brush assembly. The rolling brush motor comprises a stator, a rotor shell and a fixed shaft led out from the stator and the rotor shell; the stator is fixed on the fixed shaft; the rotor shell is rotatably sleeved on the stator and is configured to drive the rolling brush of the cleaning device to rotate; a wire channel is arranged in the first end of the fixed shaft to lead the lead wire of the stator out of the rotor shell; and the material of the fixed shaft is engineering plastic. The fixed shaft is made of engineering plastic to form the wire channel in the fixed shaft, realize internal wiring, enhance waterproof reliability, reduce the entry of water vapor into the rotor shell from the assembly position of the bearing and the fixed shaft, stably assemble the uniform outer surface of the fixed shaft and the inner ring of the bearing to reduce shaking, and avoid the need for more installation fixing structures and space for additional wiring.

The utility model relates to the technical field of underwater robots, in particular to a shell waterproof structure for an underwater robot. The shell waterproof structure for the underwater robot comprises an upper shell body, a lower shell body is placed at the bottom of the upper shell body, the bottom of the upper shell body is attached to the top of the lower shell body, a first frame-shaped groove and a second frame-shaped groove are formed in the bottom of the upper shell body, and the first frame-shaped groove is matched with the second frame-shaped groove. A third frame-shaped groove and a fourth frame-shaped groove are formed in the top of the lower shell; first avoiding grooves are uniformly formed between the first frame-shaped groove and the second frame-shaped groove in a communicating manner; according to the underwater robot shell, the first sealing ring and the second sealing ring can perform double sealing on a connecting gap between the upper shell and the lower shell, so that the waterproof reliability of the underwater robot shell can be improved, and the first sealing ring and the second sealing ring can form a whole through the connecting strip; therefore, the stability of the first sealing ring and the second sealing ring after installation is improved.

This application relates to a rotary screen with a waterproof structure, belonging to the technical field of display control devices. The rotary screen includes a housing, comprising a mounting base and a display bracket; a PCB board fixed inside the mounting base; a hollow encoder fixed on the PCB board; a display screen, with one end of the display bracket connected to the display screen and the other end coaxially connected to the fixed inner ring of the hollow encoder; and a rotary assembly including a rotating ring coaxially sleeved on the outside of the mounting base, with an extension bracket coaxially fixed inside the rotating ring, located between the display bracket and the mounting base, and coaxially connected to the rotating outer ring of the hollow encoder; a water-guiding groove coaxially formed at one end of the rotating ring, and a water-blocking ring coaxially disposed on the display bracket, coaxially disposed with the water-guiding groove, one end of the water-blocking ring fixedly connected to the display bracket, and the other end inserted into the water-guiding groove. This application can improve the waterproof reliability of the rotary screen while ensuring the smooth rotation of the rotating ring.

The utility model discloses a novel underground structure expansion joint waterproof structure, an expansion joint is filled with sealant, the expansion joint is provided with a first red copper waterstop and a second red copper waterstop at intervals from the inside of a basement to the outside of the basement, and two red copper waterstops form two metal waterstops. An extruded polystyrene board is installed at the end, close to the interior of a basement, of the sealant, a waterproof coiled material is installed on the surface of the outer wall of the basement, and a protective layer is arranged outside the waterproof coiled material. The red copper has the advantages of being resistant to corrosion and excellent in ductility and can play a good waterproof role, and the waterproof structure has the advantages of being reasonable in design, good in waterproof performance, good in corrosion resistance and good in durability.

The application discloses a comprehensive distribution box and an inlet and outlet line waterproof assembly, and relates to the technical field of distribution boxes. The comprehensive distribution box comprises a box body, inlet and outlet line holes are formed in the bottom and the top of the side surface of the box body, and the inlet and outlet line waterproof assembly is arranged on the inlet and outlet line holes. The inlet and outlet line waterproof assembly comprises an elbow pipe, a sealing mechanism is arranged in the bent section of the elbow pipe, a fixing mechanism is arranged in the vertical section of the elbow pipe, and a torsion mechanism is arranged in the horizontal section of the elbow pipe. The fixing mechanism comprises an annular seat and a guide seat, a driving structure is arranged on the annular seat, a fixing structure is arranged on the guide seat, and a bent rod is arranged at the end of the guide seat. A limiting rod is arranged at the end of the annular seat, the guide seat is sleeved on the limiting rod, and a buffer spring is sleeved on the outer end of the limiting rod. The application effectively improves the sealing performance of the inlet and outlet line position by eliminating the gap between the inlet and outlet lines, improves the waterproof effect, and effectively avoids the situation that the power supply is affected due to the pulling of the inlet and outlet lines.

The utility model discloses a roof construction overflow outlet waterproof structure, it includes overflow pipe and sets up in roof concrete base surface anchor rod groove: the inner chamber of anchor rod groove is provided with anchor rod, the inner wall between anchor rod and anchor rod groove is filled with the plant together and fills the adhesive layer, the surface of overflow pipe is provided with ring groove, the outside of overflow pipe and the inner chamber of ring groove all fill with structural adhesive layer. The utility model is through the outside of overflow pipe to the plugging of waterproof coating layer, then through structural adhesive layer and sticks waterproof roll layer in ring groove inner wall and roof base surface top, simultaneously through the cooperation of anchor rod and nut block, connects and reinforces between the side of waterproof roll layer and base surface top, can reach through waterproof roll and wraps waterproof coating of drain pipe outer wall, and fixes respectively to the pipe wall and roof base surface to both sides of waterproof roll, and then improves structural stability, thereby improves the purpose of roof overflow outlet waterproof reliability.

The application provides a flexible socket joint waterproof structure and an underground pipe gallery, and the flexible socket joint waterproof structure comprises a first concrete segment and a second concrete segment which are engaged with each other, and an elastic insert piece is fixedly connected in an elastic lock groove between the first concrete segment and the second concrete segment through structural glue, so that a continuous waterproof plate structure is formed; meanwhile, a gap between a waterproof plate and a socket port working surface is filled with a sealing waterproof material, an interface vertical limiting is formed, a second waterproof line of the waterproof structure is provided, and thus waterproof reliability is further improved. The socket joint waterproof plate structure is automatically connected and locked during socket connection, has a large redundancy of processing error, is convenient to construct, has good durability, can be applied to socket interfaces of various municipal buried pipes and linear structures such as culverts, has good deformation adaptability and waterproof reliability, is beneficial to sustainable development of social economy, and has good economic and social benefits.

The invention provides a tunnel structure waterproof and drainage process for railway engineering, and relates to the technical field of tunnel structure waterproof and drainage. A tunnel structure waterproof and drainage process for railway engineering comprises preparation before construction, a water diversion and drainage construction process before primary support, a main tunnel lining waterproof and drainage construction process and construction quality inspection and control. From drainage before primary support to arrangement of a waterproof layer of a main tunnel lining and waterproof treatment of special parts such as construction joints, an all-directional and multi-layer waterproof system is constructed, an underground water leakage path is effectively blocked, the waterproof reliability of a tunnel structure is greatly improved, a perfect drainage network is formed, and the construction period is shortened. It is ensured that underground water can be timely and efficiently drained out of the tunnel, accumulated water is prevented from damaging the structure, drainage smoothness is powerfully guaranteed, the erosion effect of the underground water on tunnel lining concrete and reinforcing steel bars is effectively reduced, the structure degradation speed is slowed down, and the durability of the structure is greatly improved.

The utility model relates to the technical field of charging equipment, and provides charging equipment capable of preventing rainwater from entering, the upper end of a power supply shell is provided with a groove, one side, close to the groove, of the power supply shell is provided with a wire combing groove, and two transverse sides of the power supply shell are provided with limiting grooves. The upper end of the power supply housing is provided with a waterproof assembly used for preventing water. The beneficial effects of the utility model are that through the design of the slidable water baffle and the automatic reset sealing assembly, an open type operation space is provided during charging, after charging, the sealing plate is driven by the reset spring to fill a gap, and the waterproof assembly is arranged at the top end of the water baffle. According to the waterproof charging device, the waterproof protection in the charging process is achieved by matching with the orderly storage of the line combing groove, the waterproof reliability of the device is effectively improved, the retention area of rainwater on the surface of the device can be reduced through the matching design of the arc-shaped water baffle and the cylindrical shell, the sealing strength is guaranteed, and the portability of the device is improved.

This invention discloses a waterproof and heat-dissipating integrated cable branch box structure, relating to the field of cable branch boxes. It includes a supporting base, a waterproof base fixedly installed on the upper surface of the supporting base, and a branch box fixedly installed on the upper surface of the waterproof base. An opening is provided in the center of the front face of the branch box, and a door is rotatably installed on the side of the front face of the branch box near the opening via a bearing. Several heat dissipation holes are provided through the bottom of both sides of the branch box. The waterproof mechanism solves the problem of backflow into the bottom of existing branch boxes. When water accumulates outdoors, a hollow float, driven by buoyancy, causes the connecting frame and waterproof cloth to rise synchronously. The folded waterproof cloth unfolds to form a ring-shaped waterproof barrier around the bottom of the branch box, preventing water from flowing back to the bottom of the box. The drainage holes can promptly drain small amounts of water from the fixed inner groove, preventing the waterproof cloth from aging due to long-term soaking, improving waterproof reliability, reducing component failures caused by rainwater immersion, and lowering the maintenance frequency.

A base of the flexible roof integrated waterproof structure is installed on a keel and comprises an upper nut column, a screw column, a top plate, a buried groove, an upper clamping plate, a macromolecule coiled material sheet, a lower clamping plate, a lower nut column and a metal pipe, the lower nut column is screwed into the metal pipe, the upper end of the lower nut column extends out of the metal pipe, the metal pipe is fixed to the keel, and the lower end of the lower nut column extends out of the macromolecule coiled material sheet. The polymer coiled material is arranged at the upper end of the lower nut column; grooves are formed in the two sides of the top plate respectively, buried grooves are welded to the lower ends of the grooves respectively, and an upper nut column is welded to the lower end of the center of the top plate. The upper clamping plate, the macromolecule coiled material sheet and the lower clamping plate are sequentially fixed together, and the screw column penetrates through and is fixed to the center of the upper clamping plate, the center of the macromolecule coiled material sheet and the center of the lower clamping plate. The upper end of the screw column is screwed into the upper nut column, the lower end of the screw column penetrates through the polymer coiled material and is screwed into the lower nut column, the polymer coiled material sheets are hot-melted together, and the waterproof reliability and the construction efficiency are greatly improved.

The utility model relates to the technical field of cabinet body sealing, in particular to a sealing structure of an outdoor waterproof power cabinet. According to the technical scheme, the cabinet comprises a cabinet body, a cabinet door, a sealing element mounting groove and a sealing element, the cabinet body is provided with a concentric-square-shaped sealing piece installation groove, and the cabinet door is hinged to the cabinet body. The sealing element is fixed on the cabinet door and corresponds to the sealing element mounting groove in position; and when the cabinet door is closed, the sealing element is embedded into the sealing element mounting groove to form sealing. By arranging a stacked structure of the first-stage sealing strip, the second-stage sealing strip and the third-stage sealing strip and matching with the stepped inner wall of the sealing piece mounting groove, multi-stage compression sealing is formed, water permeation is blocked layer by layer, and the waterproof reliability in the outdoor environment is remarkably enhanced.