37results about How to "Improve internal sealing" patented technology

The invention discloses an injection molding sealing through-wall electric connector which comprises a conductor contact, an insulator, an outer shell and a sealing ring. The conductor contact is provided with the injection molding insulator in a surrounding mode, the metal outer shell is arranged on the periphery of the injection molding insulator, a sealing groove is formed in one side of the metal outer shell, the sealing ring is arranged in the sealing groove, and the conductor contact, the insulator and the metal outer shell are integrally combined through the injection molding process. The injection molding sealing through-wall electric connector is characterized in that the conductor contact is provided with a first conical surface tightly combined with the injection molding insulator, the pressure bearing end of the outer shell is provided with a second conical surface and a third conical surface which are tightly combined with the injection molding insulator, a cavity matched with a boss of the insulator is formed in the metal outer shell, meanwhile, the metal outer shell is provided with first internal threads and second internal threads, and the first internal threads and the second internal threads are used for preventing the insulator from rotating relative to the outer shell. By means of the injection molding sealing through-wall electric connector, the injection molding process and the pressure bearing structure are adopted, the good sealing performance and the good pressure bearing performance are achieved, and the injection molding sealing through-wall electric connector is suitable for electrical signal transmission occasions in severe environments with high pressure or high temperature and high pressure and the like.

A glass sintering sealed through-wall electric coupler comprises a conductor insertion needle (11), first ceramic insulators (13), a glass insulator (12), second ceramic insulators (14) and a shell (15). Bosses (131) protruding outwards are arranged on the back end surfaces (132) of the first ceramic insulators (13), cavities (141) sunken inwards are formed in the front end surfaces (142) of the second ceramic insulators (14), and the bosses (131) extend into the cavities (141) in the axial direction. The first ceramic insulators (13) or the second ceramic insulators (14) are installed on the shortest path from any point on the conductor insertion needle (11) to the shell (15). According to the electric coupler, the creep distance of any point on the conductor insertion needle (11) to the glass interface of the shell (15) is increased, and therefore the insulation resistance and the voltage-resistance performance of the coupler are improved.

The present invention relates to a cosmetic container having an inner container and a sealing structure for an inner container cap and, more specifically, to a cosmetic container having an inner container and a sealing structure for an inner container cap in which an outer wall of the inner container is formed to have a larger diameter than a sealing projecting ring formed on the lower portion of the inner container cap such that the sealing projecting ring is forcibly inserted into the outer wall of the inner container, and a first hinge block having an oval hinge hole formed therein is formed on a side of the inner container such that a hinge pin is able to move up and down in the hinge hole, thereby enhancing a force for sealing the interior of the inner container when the inner container is closed.

The invention discloses a single-core metal connector, comprising a plug and a socket. The plug consists of a metal plug housing and a tubular power female terminal fixed inside the plug housing, Theinner part of the first end part of the power female terminal is coaxially fixed with a tubular elastic contact finger and a plug rod, the outer part of the power female terminal is provided with an insulating shell with both ends open and a cylindrical insulating sleeve matched with the insulating shell, and the second end part of the power female terminal is tightly matched with the insulating sleeve; the tail end of the plug rod is flush with the opening of the insulating housing; and the socket is composed of a metal socket housing and a tubular power male terminal fixedly arranged coaxially inside the socket housing, the power male terminal is internally provided with a socket matched with the plug rod, the socket housing and the plug housing are connected, and the power male terminaland the spring finger are tightly matched. The invention is made of all metal, and has better shielding performance, better electric conductivity, better internal sealing performance, less water permeability and higher safety.

Provided are spacers, ion-exchange devices comprising spacers, and methods of preparing spacers for improved fluid distribution and sealing throughout an ion-exchange device. These spacers can include an internal cavity surrounded by a perimeter of the spacer. The perimeter can have a first opening and a second opening within the perimeter, and the first opening and the second opening can be located on opposite sides of the internal cavity. The spacers can also have a first and second plurality of channels located within the perimeter, wherein each channel of the first and second plurality of channels extends from the internal cavity towards the first opening or the second opening.

The invention discloses a flow control device used for a vehicle heat exchange system and a manufacturing method of the flow control device. The flow control device at least comprises a shell, a valve element assembly and a control part; an inlet pipeline, a first outlet pipeline and a second outlet pipeline of the shell are relatively fixed with a distribution body, the inlet pipeline, the first outlet pipeline and the second outlet pipeline are sealed with the distribution body, the bottom side of a second valve piece and a limiting convex part in the shell are oppositely arranged, the bottom side of the second valve piece and a first valve piece are in seal contact, the inlet pipeline, the first outlet pipeline and the second outlet pipeline can be arranged in a separated manner, and according to needs, the inner diameter sizes of the inlet pipeline and the outlet pipelines can be conveniently adjusted.

The invention discloses a portable house for a building. The portable house for the building comprises a base plate, wherein a base is installed on the base plate; a living cavity is formed in the base; the upper end surface of the base is opened; an annular filling cavity is formed in the upper end surface of the base and around the base; an air bag element is filled into the filling cavity; thebottom of the air bag element makes contact with the bottom surface of the filling cavity; the other end of the air bag element stretches out of the upper end surface of the base; a building matrix element with an open lower end surface is installed at the open end of the upper end of the whole base; the building matrix element is reversely buckled into the filling cavity; a buckle-in cavity having the same shape with the air bag element is formed in the bottom of the building matrix element; and the stretching end of the top of the air bag element is installed in the buckle-in cavity. According to the portable house for the building, an upwards-downwards-settling structure is adopted, solar heat can be absorbed in the daytime and supplied for use in the night, so that an indoor temperature is increased, and the energy loss is reduced; and meanwhile, high sealing performance is achieved, and the height of a building body is reduced in the case of large airflow, so that higher heat-insulation capacity and anti-wind capacity are achieved.

The invention relates to a bidirectional internal sealing structure of a mechanical vibrator. The bidirectional internal sealing structure of the mechanical vibrator comprises a spring, a piston and a Y-shaped sealing ring, wherein the piston is arranged on one side of the spring and is in tight contact connection with the spring; an annular groove and a rectangular groove are formed on the piston; the Y-shaped sealing ring is arranged in the rectangular groove of the piston; the Y-shaped sealing ring is a bidirectional Y-shaped sealing ring consisting of two Y-shaped sealing rings; directions of lips of the two Y-shaped sealing rings are opposite; and the bidirectional Y-shaped sealing ring is sealed at the piston to achieve a bidirectional self-sealing effect, so as to improve a sealing effect of the bidirectional Y-shaped sealing ring between the piston and a piston sleeve. The bidirectional internal sealing structure of the mechanical vibrator has the main advantages that: the bidirectional Y-shaped sealing ring, a piston ring, the spring and other components act together to form a high-efficiency internal sealing system, so that the internal sealing performance of the mechanical vibrator is effectively improved and the service life of the mechanical vibrator is prolonged.

Provided are spacers, ion-exchange devices comprising spacers, and methods of preparing spacers for improved fluid distribution and sealing throughout an ion-exchange device. These spacers can include an internal cavity surrounded by a perimeter of the spacer. The perimeter can have a first opening and a second opening within the perimeter, and the first opening and the second opening can be located on opposite sides of the internal cavity. The spacers can also have a first and second plurality of channels located within the perimeter, wherein each channel of the first and second plurality of channels extends from the internal cavity towards the first opening or the second opening.

The invention discloses an environment-friendly ore crushing device for metal smelting. The environment-friendly ore crushing device comprises a left side rod, a fixed base and a right side rod. The left side rod is fixedly connected to one side of the top end of the fixed base, and the right side rod is fixedly connected to the other side of the top end of the fixed base. A transmission platformis arranged at one end of a supporting rod, and a transmission motor is fixedly connected to one side of the transmission platform. The environment-friendly ore crushing device is provided with a cleaning structure, and after dust raising during work in the environment-friendly ore crushing device, the environment-friendly ore crushing device is well cleaned; and the problem that traditional ore crushing equipment is not provided with a cleaning structure, and consequently dust raising pollution is serious is solved.

The invention relates to the technical field of multi-channel sealing elements, in particular to a multi-channel reversing ball valve with a modular quick release mechanism, the ball valve comprising a main valve body and a pneumatic actuator. The multi-channel reversing ball valve with the modularized quick-release mechanism is formed by fixing an upper valve body and a lower valve body which are modularly designed with bolts, the installation is less limited, the external space occupied can be greatly reduced by adopting an integrated assembly mode, and the production and machining cost is reduced; a detachable middle sealing isolation transmission mechanism is fixedly connected to the interior of an external assembling sinking groove of the assembling ends of the upper valve body and the lower valve body, so that mutual blow-by during rotation of ball bodies in different intensities is avoided, and the internal sealing performance is improved; the control modes of the whole ball valve are more diversified, and the application range is wider; and an internal transmission mechanism and a sealing mechanism of the whole reversing ball valve are assembled by adopting a split structure, so that the cost for later detection and use is reduced.

The present invention relates to a cosmetic container having an inner container and a sealing structure for an inner container cap and, more specifically, to a cosmetic container having an inner container and a sealing structure for an inner container cap in which an outer wall of the inner container is formed to have a larger diameter than a sealing projecting ring formed on the lower portion of the inner container cap such that the sealing projecting ring is forcibly inserted into the outer wall of the inner container, and a first hinge block having an oval hinge hole formed therein is formed on a side of the inner container such that a hinge pin is able to move up and down in the hinge hole, thereby enhancing a force for sealing the interior of the inner container when the inner container is closed.

The invention discloses a slurry retaining wall drilling sediment treatment device for building pile foundations. The slurry retaining wall drilling sediment treatment device comprises a building foundation and a first mechanical arm, wherein retaining walls are fixedly installed at the two ends of the inner surface of the building foundation, drilling holes are formed in the lower portion insidethe building foundation, a rotating disc is arranged at one end of the first mechanical arm, and a second mechanical arm is arranged at the lower end of the rotating disc; a device shell is fixedly installed at the lower end of the second mechanical arm, a maintenance door is movably installed on the front surface of the device shell, a hydraulic lifting column is arranged at the lower end of thedevice shell, and an air blowing straight pipe is fixedly installed at the middle of the lower end of the hydraulic lifting column; and the two sides of the lower end of the hydraulic lifting column are each provided with an air blowing branch pipe, and the two sides of the lower end of the device shell are each provided with a dredging pipe. The slurry retaining wall drilling sediment treatment device for the building pile foundations is simple in structure, and lifting of the device can be controlled; and meanwhile, sediments in holes can be blown out in all directions, the sediments can bewetted, slurry can be pumped out, and the sediment treatment efficiency can be improved.

The invention relates to an automatic rapping dust removing system comprising an electrical control cabinet and a PLC programmable programme control cabinet, wherein the PLC programmable programme control cabinet is accessed into a DCS (data communication system) and is connected with the electrical control cabinet; the electrical control cabinet is connected with cylinders on a plurality of mechanical rapping machines through air pipes; the mechanical rapping devices are mounted on the water wall of a gasification furnace at different parts; nitrogen is led to the air inlets of the mechanical rapping machines through sealed nitrogen hoses; compressed air is set into a power gas source and a control gas source after being accessed into the electrical control cabinet; the power gas source is connected to the power gas source interfaces of the cylinders of the mechanical rapping machines through power gas source hoses; and the control gas source is connected to the control gas source interfaces of the cylinders of the mechanical rapping machines through control gas source hoses. The technology of the invention is advanced in that the structure is more compact; gas in gasification equipment can be prevented from escaping effectively; rapping force, rapping frequency and rapping sequence can be controlled more effectively; and the distributed control system is centralized in management and dispersed in control.

The invention discloses a special infection prevention quarantining device for clinical medicine. The infection prevention quarantining device for clinical medicine comprises a tank body, the tank body is a rectangular barrel without a top plate and a bottom plate, a left cover plate and a right cover plate are rotatably installed on the upper surface of the tank body through two rotating shafts, the two rotating shafts are respectively located on two corners on the rear side of the upper surface of the tank body, a bottom plate is arranged on the bottom surface of the tank body, the edge of the rear side of the bottom plate is rotatably connected with the edge of the rear side of the bottom surface of the tank body through a hinge, the special infection prevention quarantining device for clinical medicine does not need a plastic bag to hold a medical waste when collecting the medical waste, the medical waste is directly transported to a disposal point, the potential safety hazard that the damage is formed after a syringe needle punctures the plastic bag is avoided effectively, the bottom plate capable of being opened and closed is convenient and efficient when the medical waste is dumped, the contact between the medical waste and a staff is reduced, the infection is effectively prevented, meanwhile, the internal airtightness of the device is relatively high, the ventilation of the medical waste with the external air is effectively isolated, and the condition that people are infected by viruses or bacteria through air is effectively prevented.

The invention belongs to the technical field of hubs, in particular to a lightweight automobile hub. The lightweight automobile hub comprises a hub main body; rims are symmetrically and fixedly installed on the edge of the outer surface of the hub main body; a spoke is fixedly installed in the hub main body; a wheel shaft installation hole is formed in the spoke in a penetrating mode; a fixing hole is formed in the surface of the hub main body; an anti-abrasion mechanism is arranged in the fixing hole; and the anti-abrasion mechanism comprises an air valve hole, an anti-abrasion ring and a limiting protrusion. A sealing groove is formed in the edge of the inner surface of a fixing hole and matched and clamped with a limiting protrusion. The sealing performance of the anti-abrasion ring inthe fixing hole is improved, and the waterproof effect is improved; the firmness of the anti-abrasion ring in the fixing hole is improved through the limiting performance of the limiting protrusions,falling off is avoided, the anti-abrasion ring is convenient to mount and dismount, the tire valve pipe mounted in the air valve hole is prevented from being abraded through the anti-abrasion performance of the anti-abrasion ring, and the service life of the tire valve pipe and the service life of the hub main body are prolonged.

The invention relates to the technical field of production molds, in particular to a strength-adjustable wood-plastic walkway plate production mold. The strength-adjustable wood-plastic walkway plate production mold comprises a plastic mold body. Four holes with the same size are formed in the plastic mold body, and top corners of the four holes are each of an arc-shaped structure. According to the strength-adjustable wood-plastic walkway plate production mold, top end mounting grooves and lateral mounting grooves communicating with the top end mounting grooves are formed in the inner sides of the holes, multiple supporting rods in the top end mounting grooves are movably connected with the lateral mounting grooves in the two sides correspondingly, the turning angles of the connecting rods are limited through limiting plates and sealing plates on the multiple supporting rods correspondingly, openings of the top end mounting grooves and openings of the lateral mounting grooves are closed through cooperation of the limiting plate, the sealing plates and elastic sealing plates, and thus internal airtightness is greatly improved; and in addition, the structure and surface compressive strength of the whole plastic mold can be adjusted, the mold is suitable for products of more specifications, and production cost is reduced.

The invention provides an integrated water heater with adjustable assembly. The integrated water heater comprises an installation bottom shell, a heating protective shell, a control panel and a heating main body, wherein the heating main body is installed in the heating protective shell, an adjusting assembling unit for adjusting the installation level of the heating protective shell are arrangedin the installation bottom shell, the assembling unit is distributed on the outer side surface of the heating protective shell, the heating protective shell is provided with a protective cover which is positioned and installed on the heating protective shell, the protective cover is provided with a quick installing hole, the control panel is provided with a fastening column and a sealing layer, the fastening column is fastened in the quick installing hole, and meanwhile, the sealing layer is hermetically connected between the control panel and the protective cover. According to the integratedwater heater, the structural stability is high, the control panel can be quickly assembled and disassembled, the influence of the assembling environment is reduced, the assembling precision is improved, meanwhile, the internal sealing performance is enhanced, the vapor influence is reduced, the service life of the integrated water heater is prolonged, and the use quality of the integrated water heater is guaranteed.

The invention discloses an injection molding sealing through-wall electric connector which comprises a conductor contact, an insulator, an outer shell and a sealing ring. The conductor contact is provided with the injection molding insulator in a surrounding mode, the metal outer shell is arranged on the periphery of the injection molding insulator, a sealing groove is formed in one side of the metal outer shell, the sealing ring is arranged in the sealing groove, and the conductor contact, the insulator and the metal outer shell are integrally combined through the injection molding process. The injection molding sealing through-wall electric connector is characterized in that the conductor contact is provided with a first conical surface tightly combined with the injection molding insulator, the pressure bearing end of the outer shell is provided with a second conical surface and a third conical surface which are tightly combined with the injection molding insulator, a cavity matched with a boss of the insulator is formed in the metal outer shell, meanwhile, the metal outer shell is provided with first internal threads and second internal threads, and the first internal threads and the second internal threads are used for preventing the insulator from rotating relative to the outer shell. By means of the injection molding sealing through-wall electric connector, the injection molding process and the pressure bearing structure are adopted, the good sealing performance and the good pressure bearing performance are achieved, and the injection molding sealing through-wall electric connector is suitable for electrical signal transmission occasions in severe environments with high pressure or high temperature and high pressure and the like.

The invention relates to the technical field of profile steel machining and production, in particular to a lifting type quenching mechanism for profile steel machining and production. The lifting type quenching mechanism comprises a main frame body with a built-in gravity conveying mechanism, an electric lifter, a centrifugal air pump and an infrared control switch. According to the lifting type quenching mechanism for profile steel machining and production, a bottom lifting opening is formed in the lower surface of the main frame body, and a bottom quenching groove body internally provided with the electric lifter and a bottom lifting platform is fixed to the lower part of the bottom lifting opening through bolts; and steel on the bottom lifting platform is driven by the electric lifter to enter the bottom quenching groove body for quenching treatment, the bottom quenching groove body is directly installed on an existing conveying belt, so that the structure is more compact, transformation is more convenient, the transformation cost and the adaptation requirement are low, and popularization and promotion are convenient.

The invention provides a marine cable / pipeline fireproof nuclear shielding sealing penetration device, which comprises a frame, and each of a plurality of cables or pipelines penetrates through the frame from a first opening end and penetrates out from a second opening end; the cables or pipelines are sleeved with corresponding anti-radiation fireproof sleeves, the ends of the anti-radiation fireproof sleeves are flush, one end of each anti-radiation fireproof sleeve retracts into the first opening end by a first preset distance, and the other end of each anti-radiation fireproof sleeve retracts into the second opening end by a second preset distance. A nuclear radiation shielding layer and an anti-radiation fireproof sealing glue layer are sequentially laid at the first preset interval and the second preset interval from inside to outside from the end of the anti-radiation fireproof sleeve respectively, and the nuclear radiation shielding layer, the anti-radiation fireproof sealing glue layer and the anti-radiation fireproof sleeve can expand when a fire breaks out. The internal sealing performance of the frame is improved, spreading of flames, smog and heat is blocked, and the A60-level fireproof performance is achieved.

The invention discloses an oil blocking device for a temperature sensor and a manufacturing method of the oil blocking device. The oil blocking device comprises a wire, the head end, the middle and the tail end of the wire are provided with a first oil blocking section, a second oil blocking section and a third oil blocking section respectively, the first oil blocking section is fixed to a guide pipe in a hexagonal cold clamping mode through a cold clamping machine, and the second oil blocking section and the third oil blocking section are fixed to the guide pipe in a common cold clamping mode; the second oil blocking section is composed of an oil blocking sleeve, a glue pouring layer and a silicone rubber layer, the guide pipe is provided with an exposed section in the second oil blockingsection, and the outer side of the exposed section is coated with the silicone rubber layer. The insulation stability and the sealing performance of the exposed part of the wire are guaranteed through the silicone rubber layer and the glue pouring layer in each oil blocking section, the gap between the oil blocking sleeve and the wire is greatly reduced in a cold clamping mode, the internal sealing performance of the wire is improved, the oil leakage phenomenon is thoroughly eradicated, and potential safety hazards are eliminated.

The invention discloses a slurry retaining wall drilling sediment treatment device for building pile foundations. The slurry retaining wall drilling sediment treatment device comprises a building foundation and a first mechanical arm, wherein retaining walls are fixedly installed at the two ends of the inner surface of the building foundation, drilling holes are formed in the lower portion insidethe building foundation, a rotating disc is arranged at one end of the first mechanical arm, and a second mechanical arm is arranged at the lower end of the rotating disc; a device shell is fixedly installed at the lower end of the second mechanical arm, a maintenance door is movably installed on the front surface of the device shell, a hydraulic lifting column is arranged at the lower end of thedevice shell, and an air blowing straight pipe is fixedly installed at the middle of the lower end of the hydraulic lifting column; and the two sides of the lower end of the hydraulic lifting column are each provided with an air blowing branch pipe, and the two sides of the lower end of the device shell are each provided with a dredging pipe. The slurry retaining wall drilling sediment treatment device for the building pile foundations is simple in structure, and lifting of the device can be controlled; and meanwhile, sediments in holes can be blown out in all directions, the sediments can bewetted, slurry can be pumped out, and the sediment treatment efficiency can be improved.

A glass sintering sealed through-wall electric coupler comprises a conductor insertion needle (11), first ceramic insulators (13), a glass insulator (12), second ceramic insulators (14) and a shell (15). Bosses (131) protruding outwards are arranged on the back end surfaces (132) of the first ceramic insulators (13), cavities (141) sunken inwards are formed in the front end surfaces (142) of the second ceramic insulators (14), and the bosses (131) extend into the cavities (141) in the axial direction. The first ceramic insulators (13) or the second ceramic insulators (14) are installed on the shortest path from any point on the conductor insertion needle (11) to the shell (15). According to the electric coupler, the creep distance of any point on the conductor insertion needle (11) to the glass interface of the shell (15) is increased, and therefore the insulation resistance and the voltage-resistance performance of the coupler are improved.

The invention discloses a digestive endoscope mounting bracket for easy angle adjustment, which belongs to the field of medical technology and includes a bracket main body, a traction tube, an outer shaft for installation, a pulley mechanism and a sealing top pad, and the top and bottom of the bracket main body are threaded respectively. There are a top cover and a bottom cover, and the inside of the top cover and the bottom cover are provided with internal threads, and the outside of the bracket main body is covered with an installation jacket; in the present invention, a driving gear is installed inside, and a traction tube is installed outside, When the stent is installed in the human body for use, the doctor only needs to adjust the position of the traction tube to change the angle of the stent. The angle of the stent can be fine-tuned, easy to control, and easy to operate. When in use, the endoscope will not be caused by external factors. The necessary displacement ensures the accuracy of endoscopic examination, and since the traction tube extends to the outside of the human body, it is also more convenient to install and recover the bracket. After the bracket is installed, a channel can also be formed in the human body, which is convenient for endoscopy. Install.

Provided are spacers, ion-exchange devices comprising spacers, and methods of preparing spacers for improved fluid distribution and sealing throughout an ion-exchange device. These spacers can include an internal cavity surrounded by a perimeter of the spacer. The perimeter can have a first opening and a second opening within the perimeter, and the first opening and the second opening can be located on opposite sides of the internal cavity. The spacers can also have a first and second plurality of channels located within the perimeter, wherein each channel of the first and second plurality of channels extends from the internal cavity towards the first opening or the second opening.

The invention provides a fireproof high-temperature-resistant sealing penetrating device for a marine cable / pipeline. The device comprises a frame, and a plurality of cables or pipelines penetrate through the frame through a first opening end, penetrate out of the frame through a second opening end and are arranged in parallel. Each cable or pipeline is sleeved with a corresponding fireproof pipe sleeve, one end of each cable or pipeline retracts into the first opening end by a first preset distance, and the other end of each cable or pipeline retracts into the second opening end by a second preset distance; a fireproof sealing glue layer and a high-temperature-resistant sealing glue layer are sequentially laid at the first preset interval and the second preset interval from the end of the fireproof pipe sleeve, the fireproof sealing glue layer and the fireproof pipe sleeve can expand when a fire happens, the internal sealing performance of the frame is improved, spreading of flame, smoke and heat is blocked, and the A60-level fireproof performance is achieved.

The invention provides an intelligent stamp with a rapid-installing function. The intelligent stamp with the rapid-installing function comprises a shell, a stamp sliding base and a cam. The stamp sliding base is perpendicularly arranged inside the shell in a sliding-fit manner. An elastic component is arranged inside the shell. The stamp sliding base has an upward moving trend through use of the elastic component. The cam is rotatably installed inside the shell and located above the stamp sliding base. The cam is driven through a motor and used for driving the stamp sliding base to move up anddown so that stamping can be achieved. The stamp sliding base comprises a support and a locking component installed on the support. The locking component is used for locking the stamp body installedon the support. According to the intelligent stamp with the rapid-installing function, the structure is simple and compact, assembling is convenient and swift, rapid disassembly and installation of the stamp body can be achieve so that rapid changing can be achieved; in addition, the locking device is arranged, and structural strength and reliability of stamp installation are improved; a contact switch is arranged, alarm reminding can be given when the stamp is not installed accurately; and an anti-dust device is arranged, internal sealing property is improved, the service life is prolonged, and thus overall reliability is improved.

The invention discloses a construction method for a water tank for rural water supply. The construction method comprises the following steps of (a) base construction, (b) in-place of a support base, (c) installation base construction, (d) layer-by-layer construction, (e) box side board installation, (f) internal sealing construction, (g) gluing reinforcement, and (h) cover board installation. Thetechnology is simple and is reasonable and orderly from inside to outside, the sufficient operating space is ensured, flexibility and convenience are achieved, the construction difficulty is low, control is easy, the installation quality of the water tank is ensured, the volumetric quantity of the water tank can also be adjusted according to the actual situation, adaptability is high, and the formed water tank is good in anti-seepage performance, high in structural strength, stable, reliable, and long in service life.