39results about How to "Guaranteed automatic reset" patented technology

Provided is a bending device for thin-walled snake-shaped heat exchange tubes. A box body is of an upper-end-open structure defined by a bottom plate, three side plates and a box door hinged to one side plate, and a bending platform is fixed to the upper end opening of the box body; a driving motor is installed in the box body, the driving motor is connected with a bending mechanism through a transmission piece, the lower half part of the bending mechanism is arranged in the box body, the upper half part of the bending mechanism is installed on the bending platform, and a feeding port positioning mechanism arranged on the surface of the bending platform is located on the right side of the bending mechanism; a resetting mechanism connected with the lower end of the bending mechanism is arranged in the box body; and after the driving motor drives the bending mechanism to rotate by a certain angle, bending of a to-be-bent rod piece which penetrates through the feeding port positioning mechanism and is inserted into the bending mechanism is achieved. The bending device overcomes quality defects caused by the deformation of the bending positions of the thin-walled snake-shaped heat exchange tubes, filling is not needed, the bending efficiency is improved, the uniformity of bent finished products is good, the bending process is mechanically completed, the labor intensity of staff isgreatly reduced, and the use value is high.

The invention provides an automobile rearview mirror following-up method and an automobile follow-up rearview mirror realizing the method. According to the method, a deflection trigger switch is connected between an automobile shift lever switch and a power device of the rearview mirror, when an automobile performs overtaking or doubling, the shift lever switch gives a signal to the power device of the rearview mirror through the deflection trigger switch when automobile turns a steering lamp, so that the rearview mirror deflects by an angle under the driving of the power device, the deflection direction is that the outer end of the rearview mirror deflects towards the direction of a headstock and the inner end deflects towards the direction of a tailstock, and the rearview mirror can automatically reset to the position of normally driving after deflection. Due to adoption of the method, when the automobile performs overtaking or doubling, a driver can accurately observe the ambient vehicle and other objects, so that blind areas can be greatly reduced, and the safety is guaranteed.

The invention discloses a locking and detaching structure of a drawer front panel. The locking and detaching structure comprises fixing devices arranged on lateral plates, wherein the front panel is connected with the fixing devices through more than two connecting elements; more than two locking and detaching mechanisms for locking and detaching the connecting elements are arranged on the fixing devices; finger-shaped elements and unlocking elements in transmission connection with the finger-shaped elements are arranged on the locking and detaching mechanisms; the finger-shaped elements are locked with and detached from the connecting elements through motion of the unlocking elements; the more than two locking and detaching mechanisms are arranged up and down independently, and not interfered when being locked with and detached from the connecting elements separately; the locking and detaching mechanisms are lever type transmission mechanisms; a holding element and a fourth spring are arranged on at least one of the locking and detaching mechanisms. Through improvement on the structure, the locking and detaching structure disclosed by the invention is simple and reasonable in structure, reliable in performances, firm in connection, low in manufacturing cost, quick and convenient in assembly and disassembly, high in flexibility, wide in application range, and high in practicability.

The invention relates to the field of household appliances, and provides a locking assembly, a drawer assembly and a storage cabinet. The locking assembly comprises: a mounting piece; and a locking piece which is rotatably connected with the mounting piece and is suitable for being switched between a locking state and an unlocking state, wherein the locking piece is provided with a locking part and an unlocking part. In the locking state, at least part of the locking part is suitable for being located on a movement path of a to-be-locked piece, and the unlocking part is suitable for being located on an avoiding path of the to-be-locked piece; and in the unlocking state, the locking part is suitable for being located in the avoiding path, and at least part of the unlocking part is suitable for being located in the movement path. According to the locking assembly, hovering of the to-be-locked piece and automatic resetting of the locking piece can still be guaranteed under the condition of power failure without depending on a driving piece so as to facilitate next-time use, the structure is simple, the cost is low, the occupied space is small, the application range is large, and the to-be-locked piece can hover for a long time without consuming energy.

The invention provides an automobile housing mould, which includes a moulding device, a mould base device and a pouring device. The moulding device includes an upper mould core, a lower mould core anda lateral moulding mechanism, the upper mould core is arranged on the lower mould core, the upper mould core is internally provided with an upper jacking assembly, the lower mould core is internallyprovided with a lower jacking assembly, and the lateral moulding mechanism includes a plurality of sliding blocks, and the sliding blocks are enclosed with the upper mould core and the lower mould core to form a product mould cavity; the mould base device is arranged on the outer side of the moulding device, and is successively provided with a top plate, a first ejector plate, a second ejector plate, a middle plate, an upper mould plate, a lower mould plate, an ejector pin panel, an ejector pin base plate and mould feet from top to bottom; and the pouring device is provided with a channel allowing liquid plastic to flow, one end of the channel communicates with the product mould cavity, and the other end of the channel is arranged on the top plate. According to the automobile housing mould, the problems of the poor ejector pin reset effect and the unsatisfactory side edge forming effect are solved.

The invention discloses a thin-catheter closed type chest fluid drainage device, which comprises a drainage thin catheter, a fluid storage unit, a negative pressure generation unit, a catheter switchand a fixing unit, wherein two ends of the drainage thin catheter are both opening ends; the fluid storage unit is in communication installation on one end of the drainage thin catheter; the negativepressure generation unit and the fluid storage unit are in communication connection; the catheter switch and the fixing unit are both sheathed out of the drainage thin catheter; in addition, the catheter switch is positioned between the fixing unit and the fluid storage unit; and one end, which is far away from the fluid storage unit, of the drainage thin catheter is a free end. By use of the thin-catheter closed type chest fluid drainage device, negative pressure suction is used so as to be favorable for successfully draining and discharging hydrops in the chest of a patient, a drainage effect is good, a treatment effect is effectively guaranteed, the drainage thin catheter can be prevented from falling from the chest of the patient, the life safety of the patient is effectively guaranteed, a prepared protection layer can avoid a situation that a great quantity of bacteria is bred on the inner surface and the outer surface of a fluid storage bottle to generate peculiar smells, and a use sanitary condition is good.

The invention relates to the technical field of brake drums, in particular to a combined anti-lock brake drum for a heavy-duty car. A structure of arranging a brake device on one side of the brake drum is adopted; when the brake effect is improved through brake shoes uniformly arranged in the brake device, the locking problem of traditional brake shoes due to easier driving by the brake drum in the brake process is solved; a structure of arranging a driving device in the brake device is adopted; and the brake shoes are driven through an expander in the driving device, so that the internal heatdissipating space of the brake drum is enlarged by using the combined driving structure, and the problem of weaker brake effect caused by easy overheating due to frequency braking of a traditional brake drum is solved.

The provider network that interconnects user networks includes a plurality of edge routers. At least one of the plurality of edge routers includes an obtaining unit for obtaining information of a packet transferred by the edge router itself, a creating unit for creating a flow list in which flow information of packets transferred from the user network side to the provider network side is registered based on the packet information, a monitoring unit for monitoring a traffic state of a flow of each packet registered in the flow list based on information of packets transferred from the provider network to the user network, and a notifying unit for notifying the traffic state of the flow registered in the flow list to a maintenance engineer.

The invention discloses a wire connector for an intelligent gateway and a using method of the wire connector, and belongs to the technical field of communication. The wire connector for the intelligent gateway and the using method of the wire connector for the intelligent gateway are characterized in that a plurality of plug-in ports are formed in the side faces of the periphery of a junction box, and connecting column barrels are fixedly connected to the plug-in ports; according to the intelligent gateway wire connector, the function of connecting wires between an intelligent gateway and multiple devices can be achieved, compared with a traditional wire connector, the practicability is higher, the application range is wider, convenience is provided for a user, meanwhile, under the action of the connecting column barrel, fixing and dismounting of the wires are convenient to achieve, and replacement and maintenance of the wires are convenient; according to the wire connector, when the internal conductive pointer burns due to high temperature or short circuit, the connection between the intelligent gateway and other equipment can be conveniently and rapidly cut off, the connection between the conductive pointer and a wire can be rapidly cut off, and meanwhile, the conductive pointer can be automatically cooled and subjected to flame retardance, so that the use safety of the wire connector is greatly improved.

The invention relates to a fallen material recovering mechanism for a bucket elevator. The fallen material recovering mechanism comprises a material bucket and a machine shell used in cooperation withthe material bucket. A material collecting baffle which is used for collecting a material and rotating under the gravity of the material is hinged to the outer bucket bottom of the material bucket. Springs which are connected with the material collecting baffle and used for making the material collecting baffle automatically reset are arranged on the two sides of the outer bucket bottom of the material bucket. Through the material collecting baffle hinged to the bottom of the material bucket, the material leaking from an upper material bucket in unloading can be collected and prevented from being scattered on a base; through a material collecting outlet matched with the material collecting baffle, the collected material is discharged out of the machine shell; and through the springs connected with the material collecting baffle, it is ensured that the material collecting baffle automatically resets after each time of unloading and automatically resets after being closed under resistance.

The invention discloses a translation device capable of resetting automatically. The translation device comprises two supporting plates arranged oppositely, an installing shaft, a guiding shaft, a sliding rod and an elastic piece, wherein the installing shaft and the guiding shaft are arranged on the two supporting plates respectively, the guiding shaft and the installing shaft are arranged parallelly, the sliding rod can be sleeved on the installing shaft and the guiding shaft in sliding mode through installing holes, and the elastic piece is used for driving the sliding rod to reset automatically. Due to the fact that the sliding rod is sleeved on the installing shaft and the guiding shaft, namely a moving plane of the sliding rod is determined through two straight lines, and simultaneously the installing shaft and the guiding shaft are arranged parallelly, a moving direction of the sliding rod is guaranteed to be the axis direction of the installing shaft and the guiding shaft. The elastic piece can guarantee automatic reset of the sliding rod. By means of the device, the sliding rod can translate within a long distance. The components are common components, and production cost is low. During transportation, the translation device can be detached and conveyed. During use, only simple assembling is required, and transportation cost is reduced.

The invention relates to an automatic reset type pressing opening and closing device. The automatic reset type pressing opening and closing device comprises a support, the support is provided with a connecting arm, and a pressing assembly, a pushing assembly and an opening and closing assembly which are mutually independent and elastically move; the connecting arm is hinged to the support in an opening and closing mode, a pushing transmission piece and an opening and closing transmission piece are hinged to the connecting arm, and the connecting arm is in transmission connection with the pushing assembly and the opening and closing assembly through the pushing transmission piece and the opening and closing transmission piece; a reset assembly is arranged between the pushing assembly and the opening and closing assembly, and the pushing assembly and the opening and closing assembly are in reset fit through the reset assembly when the connecting arm is hinged to be opened or closed; and an arc-shaped matching part is arranged between the pressing assembly and the pushing assembly, and the pressing assembly and the pushing assembly are mutually locked or unlocked in an arc mode through the arc-shaped matching part. Through the above improvement, the automatic reset type pressing opening and closing device has the characteristics of simple and reasonable structure, excellent performance, low manufacturing cost, small volume, high connection compactness of all components, safe, convenient, reliable, worry-saving and labor-saving use of a user and the like, and has strong practicability.

The invention relates to a self-reset frictional sliding isolation bearing. The self-reset frictional sliding isolation bearing comprises a bottom plate, wherein the bottom plate, a single-sided bottom plate friction plate and a fixed double-sided friction plate are welded with an outer annular plate; a movable double-sided friction plate, a connecting plate and a bearing platform plate are integrally connected, and the movable double-sided friction plate and a forced reset device are positioned between the bottom plate and the fixed double-sided friction plate; the bottom surface of a friction plate of the bearing platform plate is in contact with the fixed double-sided friction plate; four foundation micro-vibration and wind response control devices and four automatic reset devices are uniformly arranged at the upper part of the outer annular plate along the circumference, the forced reset devices are of four sections of circular arcs, and the two ends of the circular arcs are connected with the outer annular plate through springs; four forced reset operation holes are arranged on the outer annular plate, and eight screw holes which are uniformly distributed along the circumference are arranged on the outer annular plate; and eight bolts are uniformly arranged on the bearing platform plate. The self-reset frictional sliding isolation bearing disclosed by the invention has greater vertical and horizontal rigidity, and can ensure the normal use of a building, improve the comfort in living and the safety performance, improve the range of working temperature and the durability and realize a good instant automatic reset function.

The invention relates to the technical field of household appliances, and discloses a device for automatically controlling cleaning of a dust removal net by utilizing the ventilation pressure. The device comprises a cleaning machine, positioning plates are fixedly connected to the internal of the cleaning machine, the internal of every positioning plate is movably connected with a replacement net,a dust screen is movably connected between the two positioning plates, moving belts are movably connected to the internal of the cleaning machine, a transmission wheel is movably connected to the internal of every moving belt, belt wheels are movably connected to the left ends of the moving belts, a fixed sliding rail is fixedly connected between the two belt wheels, and a reset spring is movablyconnected between the fixed sliding rails. A transmission rack pushes a cleaning sliding block in a cleaning rail to move upwards, and after the position of a through hole in the cleaning sliding block coincides with a cleaning pipe, a cleaning liquid in the cleaning pipe starts to clean the dust screen, so the effect of automatically cleaning the dust screen is achieved, and the use efficiency of an air conditioner is guaranteed.

An ejection mechanism for die-casting moulds without marks of ejector rods comprises a movable mould (1), a movable mould base (2), a pushing plate (3), a pushing plate ejecting column (4) and an ejecting plate (5), wherein the movable mould base (2) is inlaid in the movable mould (1); the pushing plate (3) is positioned in the movable mould base (2); the ejecting plate (5) is slidably connected with the movable mould (1); one end of the pushing plate ejecting column (4) is connected with the pushing plate (3); the other end of the pushing plate ejecting column (4) is fixedly connected with the ejecting plate (5) through the movable mould (1) and the movable mould base (2); a secondary ejecting plate (6) for ejecting cinder ladles outwards is arranged between the ejecting plate (5) and the movable mould (1); an ejector pin (7) is arranged on the secondary ejecting plate (6); one end of the ejector pin (7) is fixed on the secondary ejecting plate (6); and the end surface of the other end of the ejector pin (7) is flush with a mould cavity wall corresponding to a cinder ladle on the pushing plate (3) through the movable mould (1), the movable mould base (2) and the pushing plate (3). Compared with the prior art, the ejection mechanism has the advantages of high ejection efficiency, high yield, short production period and low production cost.

A vacuum physiotherapeutic device comprises a vacuum handle (1), a vacuum barrel (2) and a piston component; the vacuum handle (1) is connected with the vacuum barrel (2); the piston component includes a piston rod (3), a piston head (4) arranged at the head of the piston rod and a sliding handle (5) arranged at the tail of the piston rod; the piston rod (3) is passed through the connection of thevacuum handle (1) and the vacuum barrel (2); the piston head (4) is slidably arranged in the vacuum barrel (2); the piston rod (3) between the piston head (4) and the vacuum handle (1) is sleeved with a spring (6). The piston component of drawing type is used herein so that a vacuum cavity is formed between the skin and the vacuum barrel, thus giving a full stimulus to channels and acupoints andarriving at regulating body functionality and dredging qi and blood; the vacuum physiotherapeutic device is simple in structure and convenient to use, is suitable for self-help physiotherapy, is goodin safety and free of causing injury and is convenient to carry.

The invention discloses a reagent storage device for detecting BRAF gene mutation. In the invention, the cooling liquid is used as the temperature maintaining medium of the reagent tube, which can effectively improve the temperature maintaining stability of the reagent tube. The cooling liquid in the liquid exchange and cooling components is monitored in real time. When the liquid is exchanged synchronously, the cooling liquid in the circulating pipeline can be supplemented into the liquid exchange tank by the suction of the micro suction pump, and the Part of the cooling liquid in the liquid exchange tank is discharged, so that the cooling capacity of the cooling liquid in the liquid exchange tank can be smoothly improved to reach the initial level. Push the push plate to move, the push plate can push out the liquid in the liquid exchange tank, and the distance between the top of the push plate and the top of the liquid exchange tank can ensure that the push plate is automatically reset after the liquid exchange is completed, which improves the liquid exchange rate. Efficiency ensures the effectiveness of the reagents, thereby ensuring the accuracy of the detection.

The present invention relates to a USB aroma diffusion instrument, which comprises: a housing, wherein the housing comprises a cover body and a cover, the cover body comprises an upper cover and a lower cover, the upper cover and the lower cover are movably connected and form a receiving cavity, the cover body is provided with a mist outlet, the cover and the cover body are matched and are movably connected, and the cover can cover the USB interface of the USB aroma diffusion instrument; and an aroma diffusion structure arranged inside the receiving cavity, wherein the aroma diffusion structure comprises an essential oil bottle, an oil absorption felt and a piezoelectric ceramic sheet, one end of the oil absorption felt is immersed into the essential oil bottle, the other end of the oil absorption felt is fixedly adhered to the piezoelectric ceramic sheet, the piezoelectric ceramic sheet is electrically connected to the USB interface, the receiving cavity further comprises an atomizing chamber, and the piezoelectric ceramic sheet is arranged in the atomizing chamber.

The invention discloses a gravity self-lowering fruit picking device, which comprises an operating rod, wherein a shearing mechanism is arranged at the top end of the operating rod; a transmission mechanism is arranged on the operating rod in a rotary manner, and comprises first and second sliding rails, and the first and second sliding rails are symmetrically formed in two sides of the operatingrod; and two sliding blocks are respectively arranged on the first sliding rail and the second sliding rail, the two sliding blocks are connected together through a transmission rope, and two collecting mechanisms are respectively arranged on the two sliding blocks. The collecting mechanisms are arranged on the two sliding blocks, when fruits to be picked fall into one collecting mechanism after cutting fruit stalks through the shearing mechanism, the two collecting mechanisms form a gravity difference, the collecting mechanism for picking the fruits moves downwards under the action of gravity, the other collecting mechanism is pulled upwards to the top end of the operating rod by the transmission rope, the next picking fruits are prepared to be picked, and the continuous picking operationis realized through reciprocating circulation, so that the picking efficiency is effectively improved; and the device has simple structure, easy operation and wide application range.

The invention relates to the technical field of brake drums, in particular to a combined anti-lock brake drum for a heavy-duty car. A structure of arranging a brake device on one side of the brake drum is adopted; when the brake effect is improved through brake shoes uniformly arranged in the brake device, the locking problem of traditional brake shoes due to easier driving by the brake drum in the brake process is solved; a structure of arranging a driving device in the brake device is adopted; and the brake shoes are driven through an expander in the driving device, so that the internal heatdissipating space of the brake drum is enlarged by using the combined driving structure, and the problem of weaker brake effect caused by easy overheating due to frequency braking of a traditional brake drum is solved.

The invention discloses an auxiliary delivery device for the obstetrical department and a using method of the auxiliary delivery device, and relates to the technical field of auxiliary delivery devices. The parturient can be protected. The auxiliary delivery device comprises a supporting plate, two second supports are arranged on the outer wall of the top of the supporting plate, first convex columns are movably connected to the inner walls of the tops of the two second supports, the same second spring is clamped to the inner walls of the bottoms of the first convex columns and the inner walls of the tops of the second supports, the same bed plate is arranged on the tops of the two first convex columns, and an accommodating frame is arranged on the outer wall of the top of the bed plate. The using method of the auxiliary delivery device comprises the following steps that a threaded rod is rotated, so that a plug is gradually inserted into a hole-shaped socket, and the position of the bed plate is limited. By arranging the bed plate, a lying-in woman can lie flat during parturition, and in the lying-in process, and through the weight of the lying-in woman, a second spring is stretched under the action of pressure.

The invention provides a convenient deashing device for a computer main case and belongs to the technical field of computer accessories. The deashing device comprises a computer case, a vibrating discis arranged in the computer base, four rectangularly distributed tightening wheels are arranged on the front surface of the vibrating disc, the tightening wheels are connected to the vibrating disc through a rotary shaft, and a bearing is arranged at the connection of the rotary shaft and the vibrating disc; a torsional spring is arranged on the rotary shaft in a sleeving manner, and one end of the torsional spring is fixed to the tightening wheels while the other end of the torsional spring is fixed to the vibrating disc. By arranging the torsional spring, after a pull ring is pulled to clean cotton balls, an elastic rope can reset automatically under the resilient action of the torsional spring without being manually operated, so that the deashing device is simple and practical. By arranging a first spring, all rope sections of the elastic rope can be pulled out of the computer case, so that all the cotton balls can be cleaned conveniently, and the cleaning dead angles are avoided effectively.

The invention relates to a changeover valve with: a valve housing; two sealing elements; a changeover tube, wherein an axial adjustment movement of the changeover shaft can be transmitted to at least one of the two sealing elements, so that: both seals The element bears with its outer, surrounding sealing surface against a corresponding sealing surface of the valve housing delimiting the fluid passage, and one of the sealing elements closes the adjacent circumferential end face edge of the transition tube with its inner, surrounding sealing surface, The other sealing element is kept at a distance from the other peripheral end face edge of the transition tube which serves as a fluid passage; or the two inner surrounding sealing surfaces of the sealing element bear against the adjacent peripheral edge of the transition tube One of the sealing elements impinges with its outer, surrounding sealing surface an adjacent corresponding sealing surface delimiting the fluid passage, while the other sealing element is spaced apart from its associated corresponding sealing surface delimiting the fluid passage.

The invention relates to an automatic pressing opening and closing reset device. The automatic pressing opening and closing reset device comprises a support; a pressing assembly, a pushing assembly, an opening and closing assembly and a connecting arm are arranged on the support; a transmission assembly is arranged on the connecting arm, and the connecting arm is in transmission connection with the pushing assembly and the opening and closing assembly through the transmission assembly; a reset assembly is arranged between the pushing assembly and the opening and closing assembly, and the pushing assembly and the opening and closing assembly are in reset fit through the reset assembly; the pressing assembly and the pushing assembly are mutually locked or unlocked when the pressing assembly elastically moves; the pushing assembly elastically moves on the support during unlocking and is matched with the opening and closing assembly, and the connecting arm is driven to automatically hinge and open relative to the support by the transmission assembly; when the connecting arm is hinged and closed relative to the support, the opening and closing assembly is driven to slide by the transmission assembly; when the opening and closing assembly slides to a certain position, the pushing assembly is driven to slide in a reset mode through the reset assembly, the opening and closing assembly and the pressing assembly are mutually locked; and when the pushing assembly is locked, the connecting arm is driven to automatically hinge and close relative to the support by the opening and closing assembly through the transmission assembly, and the practicability is high.

The invention provides a cleaning device for the inner top wall of a hull storage cabin, and relates to the field of ship maintenance. The cleaning device for the inner top wall of the hull storage cabin comprises a guide rail mechanism, a moving mechanism is slidably connected to the outer surface of the guide rail mechanism, a pushing mechanism is fixedly installed at the front end of the movingmechanism, and a cleaning mechanism is hinged to the top end of the pushing mechanism. According to the cleaning device for the inner top wall of the hull storage cabin, a cleaning block at the frontend and a cleaning block at the rear end can make contact with the inner top wall through a pushing handle and a pulling handle, scraping and cleaning are completed, a threaded sleeve can be driven to move through rotation of a threaded shaft in the handle pushing process, and a compression spring is extruded; in the process of pulling the handle, the clamping block is released to drive the supporting sleeve to move to change the next cleaning position, and the problem that in the prior art, the inner top wall of the storage bin is inconvenient to clean is solved.

The invention discloses a storage device of a detection reagent for detecting BRAF gene mutation. Cooling liquid serves as a temperature maintaining medium of a reagent tube, the stability of temperature maintaining of the reagent tube can be effectively improved, the cooling liquid in a liquid changing and cooling assembly can be monitored in real time through a temperature sensor, and during synchronous liquid changing, through suction of a miniature suction pump, cold cooling liquid in a circulating pipeline can be supplemented into a liquid changing tank, and part of the cooling liquid in the liquid changing tank is discharged, so that the cooling capacity of the cooling liquid in the liquid changing tank can be stably improved and reaches the initial level; and besides, when the cooling liquid in the circulating pipeline enters the liquid changing tank, a push plate can be pushed to move and can push the liquid out of the liquid changing tank, and a gap is formed between the top of the push plate and the top of the liquid changing tank, so that the push plate can be automatically restored after the liquid changing is completed, the liquid changing efficiency is improved, the effectiveness of the reagent is ensured, and the detection accuracy is further ensured.

The invention discloses a low-pressure and rapid-overflowing water outlet device for a bathtub faucet. The low-pressure and rapid-overflowing water outlet device is comprises a fixing unit and a control mechanism. The fixing unit is provided with a water feeding path, a water discharging path and a controlling opening. The control mechanism comprises a valve rod (210) and a sealing mechanism (220). The sealing mechanism (220) is located in the water discharging path and is fixedly connected with the valve rod (210) so that the sealing mechanism (220) can be driven to slide between a closing position and an opening position when the valve rod (210) slides. The sealing mechanism (220) comprises a fixed seat (221) and a one-way valve arranged on the fixed seat (221), so that the one-way valve is closed when a water pressure of the water feeding path acted on the one-way valve is higher than a pre-set water pressure, and the one-way valve is opened when the water pressure acted on the one-way valve is lower than the pre-set water pressure. The low-pressure and rapid-overflowing water outlet device for the bathtub faucet has the advantages that when a general valve is closed and the sealing mechanism is located at the closing position, the water pressure in the water feeding path is less than the pre-set water pressure and the one-way valve is at an opened state; and residual water flow in the water feeding path is outwards discharged out through the water discharging path, and the control mechanism can automatically reset.