319results about How to "Closed firmly" patented technology

The present invention relates to a rechargeable battery. The rechargeable battery includes an electrode assembly, a case, electrode terminals, and a cap plate. The electrode assembly includes a separator and an anode and a cathode disposed at both sides of the separator. The case houses the electrode assembly. The electrode terminals are electrically connected to the electrode assembly and protrude outwardly from the case. The cap plate closes and seals the case. The cap plate includes a terminal hole for receiving the electrode terminals and a sealing reinforcing member formed along a circumference of the terminal hole and having a greater thicker than a periphery thereof.

The invention discloses a neutral inorganic composite material for dehydration, solidification and modification of high water content sludge. The composite material comprises a powdery mixture consisting of the following components in part by weight: 100 parts of water hardened solidifying material consisting of hydrated gypsum and magnesium oxide, 80 to 120 parts of inorganic water absorption ash material, 20 to 40 parts of inorganic substance aid hardened material, 1 to 10 parts of high polymer coagulant and 1 to 5 parts of modifying functional agent. After being treated by the neutral inorganic composite material, the solidified sludge has high compressive strength; the pH of the lixivium is neutral, and meanwhile, harmful substances such as heavy metal and the like in the sludge can be effectively solidified; the treated sludge meets the requirement of landfill soil, soil for earthwork or soil for greening and farmlands; and the neutral inorganic composite material can be widely applied to the dehydration, solidification and modification of the high water content sludge such as sludge from waterworks, dredged bottom mud of rivers and lakes, residual building soil and the like.

A water purifying device includes a filter unit that can be easily coupled and separated. The water purifying device includes a filter unit to filter out impurities from water passing therethrough and a connection unit connected to the filter unit to transmit water from the outside to the filter unit and to transmit the water purified by the filter unit to the outside. The connection unit includes an external case having an introduction port through which water is introduced from the outside and a discharge port through which purified water is discharged to the outside, an internal case rotatably mounted in the external case, the internal case having a first communication hole selectively communicating with the introduction port and a second communication hole selectively communicating with the discharge port, and an opening and closing valve to selectively open and close the first communication hole depending upon whether the filter unit is coupled or not to the connection unit. The first communication hole is opened and closed by the opening and closing valve. As a result, it is possible to omit a sealing member to sealing a region adjacent to the first communication hole, whereby the rotation of the filter unit is more easily accomplished. Consequently, the process for coupling the filter unit to the connection unit or separating the filter unit from the connection unit is more conveniently accomplished.

The invention relates to the technical field of mining security, and particularly relates to a method for constructing a mining impact-resisting sealed wall. The method adopts simpler and more convenient construction procedures, and light foam concrete is filled, so that the wall has the advantages of light weight, large bearing ability, strong flexibility, fire resistance and the like. The method is simple and convenient to construct, rapid in construction speed, good in construction effect; and the sealed wall has the advantages of good impermeability and good impact-resistance and fire-resistance.

A forming die for a contact lens, wherein flat mutual contact areas (62) allowed to abut on each other on the outer peripheral side of a contact lens forming cavity (15) are formed to have a width of 0.01 mm or wider under the condition that a female die (12) mates a male die (14), a generally closed auxiliary cavity (64) filled with a polymerization monomer (66) is formed on the outer peripheral side of the mutual contact areas (62), and a tubular fitted part (60) allowing both the female and male dies (12) and (14) to be fitted to each other by tubular surfaces (30) and (50) extending in the die mating direction is formed on the outer peripheral side of the auxiliary cavity (64), whereby the forming cavity can be stably formed in the closed state by mating both the male and female dies each other so that the contact lens can be accurately and stably molded while preventing defective molding such as burrs.

The invention provides a cooling roller device for preparing a lithium-ion battery separator with three cellular structures. The cooling roller device comprises a first casting piece roller, a second casting piece roller and a third casting piece roller; a cast film flowed from an extruding die head is fallen on the surface of the second casting piece roller to cool, and forms a storage film between the first casting piece roller and the second casting piece roller; the first casting piece roller and the second casting piece roller are mutually cooperated to cool two surfaces of the storage film at the same time; a space between the first casting piece roller and the second casting piece roller is adjusted through the adjusting device on the first casting piece roller, so as to form a casting piece with uniform thickness; besides, the casting piece is further cooled by the third casting piece roller, so as to carry out the subsequent technique. The cooling device in the production of the lithium-ion battery separator is featured by fast cooling, stable temperature control, and is able to control cellular structures on the prepared lithium-ion battery separator.

The invention relates to a multifunctional dolly for a 10kV and 35kV dolly-type switch cabinet. The multifunctional dolly comprises a base. A dolly running-in limiting plate, operation buttons, a selective switch and a baffle are arranged on the base. Static contact baffle openers are arranged on two sides of the base. A blocking relay is installed on the dolly running-in limiting plate, the baffle and the base are arranged vertically, an upper row of operating holes and a lower row of operating holes are formed in the baffle, a blocking door is installed on each row of operating holes, the lower ends of the blocking doors are connected with the baffle through hinges, and the upper portions of the blocking doors are movably connected with the baffle through anti-misoperation locks. The multifunctional dolly is reasonable in design, convenient to operate, firm in blocking, long in service life and capable of guaranteeing the smooth completion of safety measures in a working site. The multifunctional dolly has five kinds of protection functions. Due to the fact that the insulating baffle with the upper row of operating holes and the lower row of operating holes is arranged, and each row of operating holes is provided with an anti-misoperation door and a door lock, whether a bus is electrified or not can be detected, reliable electrical blocking measures are provided, and the multiple purposes of electricity testing, grounding and phase checking are realized through the selective switch.

The invention relates to an air outlet structure of an air conditioner and an air conditioner with air outlets. The air conditioner comprises a shell of the air conditioner, wherein one or more air outlets are formed in the shell; and an air stop plate for opening or closing the air outlet is arranged in every of the air outlets, is connected with a movement mechanism, and moves along the shell to open and close the air outlet. Through the setting of the air outlets with different shapes, various products are provided to users, and the individuation of the products is improved to satisfy more and more high demands of different users on the air conditioner; and the air stop plates are arranged in the air outlets, so that the sealing performance is excellent, and the entrance of dust can be effectively prevented.

The invention relates to an automobile front hood hinge for articulating an automobile front hood with a front cabin bracket. The automobile front hood hinge comprises a fixing seat and a rotating arm, wherein, the fixing seat is hinged with the rotating arm through a hinge pin, and the hinge pin is composed of a pin shaft and a self-lubricating bushing; the rotating arm is equipped with a retaining arm, and the retaining arm is positioned right ahead of the vertical plate of the fixing seat when the hinge is in a closed status; the vertical plate of the fixing seat is equipped with a limit groove, the hinge board of the rotating arm is equipped with a limit boss, and the limit boss is positioned in the limit groove; and the fixing seat is equipped with a mounting bracket, and projection welding nuts are welded on the mounting bracket. The front hood hinge is durable and has better quality and stronger use function.

The invention discloses a scalpel for electrosurgery and an electrosurgery system. The scalpel for electrosurgery comprises a scalpel handle and a scalpel head detachably installed on the scalpel handle. Tthe scalpel head comprises an outer conductor, an insulating medium, an inner conductor and a positive electrode, wherein the outer end of the outer conductor is provided with an arc incision, and both ends of the arc incision are respectively upper outer electrode and lower outer electrode; the insulating medium and the inner conductor are successively and fixedly connected inside the outer conductor, the insulating medium is located between the outer conductor and the inner conductor, the inner conductor is used for releasing microwave signals to undergo surgery hemostasis; and the positive electrode is arranged on the outer conductor or the inner conductor and is used for releasing radio frequency signals to undergo surgery tissue incision; and a water duct is arranged on the outer conductor or in the insulating medium and is used for transferring normal saline to undergo tissue separation and/or cooling. The scalpel has the effect of complementing the advantages of three surgical instruments, namely radio frequency electric knife, medical water knife and microwave scalpel.

The invention discloses a flushing device of a low-water-tank toilet bowl. The flushing device is arranged in a water tank of the toilet bowl, and comprises a drainage valve and a brush ring ejector,wherein the drainage valve comprises a valve seat, a switch component and a water stop component; the brush ring ejector comprises a brush ring pipe, an ejecting pipe and a switching mechanism for opening and closing a water path of the brush ring pipe; the switching mechanism comprises a switching baffle plate, a switching float and a limiting piece; the switching baffle plate is rotatably arranged in the brush ring pipe; the switching float gets linked with the switching baffle plate; and the limiting piece is linked with the water stop component. According to the flushing device provided bythe invention, the water path of the brush ring pipe is opened and closed under the control of the switching baffle plate, and the switching baffle plate is controlled by the switching float and thewater stop component while the switching float and the water stop component are controlled by a water level in the water tank, which is to say, the opening and closing of the water path of the brush ring pipe are actually controlled the water level of the water tank and are less associated to water intake pressure of a water intake valve; therefore, the water path of the brush ring pipe of the flushing device provided by the invention is more stable in opening and closing.

The invention relates to a fire safety emergency window, which belongs to door and window technology field. The invention provides an escape emergency door (window) when in short burst fire, the door (window) can sense fire automatically, and it can be opened in emergency and has function of anti-burglary. It includes a door frame or window frame, door (window) board and spindle. The door is arranged in the door frame; a spindle is arranged under the door (window) board, a supporting bracket for fixing the door (window) is arranged on the door (window) frame, an automatic sensing device is assembled between the door (window) board and the supporting bracket. The automatic sensing device is made up of intelligent pin and spring, the spring is assembled between the door (window) board and the supporting bracket, the intelligent pin penetrates the door (window) board, spring and the supporting bracket, then it is bent, the intelligent pin is made up of shape memory alloy material, the temperature of shape fully restoration is 35-95deg.C. The spring may be normal spring, or made up of shape memory alloy material.

A door assembly for a charging port of an electric vehicle includes a housing accommodating the charging port and a door connected to one side of the housing. A link bracket is mounted inside the door, and a link portion connects the housing with the link bracket. A crushing portion removes foreign materials being introduced in a slot formed at the link bracket.

The invention discloses an automatic cover-overturning mechanism which comprises a DC machine, a cover body drive mechanism, and a speed regulating system for the DC machine, wherein the speed regulating system for the DC machine comprises a motor controller and a motor driver; the cover body drive mechanism comprises a rotation hinge arranged at the first side of the cover body, and a power transmission mechanism arranged at the second side of the cove body, opposite to the first side of the cover body; the power transmission mechanism comprises a member linked with the output shaft of the DC machine and fixedly connected with the cover body; and the rotation hinge and the member are both positioned on a rotation shaft on a same axial line. A cover body applying the cover-overturning mechanism can be opened or closed stably with uniform speed, thus meeting the use requirements of general customers.

The invention provides a brassiere cup with an outer layer shell fabric. The brassiere cup comprises a cup body and a shell fabric, wherein the shell fabric is formed by integrally connecting a lining with an outer fabric; the lining is fixedly sewn on the inner surface of the cup body and is folded at the sewing part towards the edge direction of a front breadth side to form a dual-layer laminating structure consisting of an inner-layer lining and an outer-layer lining; the outer-layer lining is connected with the outer fabric at the edge of the front breadth side; the outer fabric coats and is attached to an outer surface of the cup body; and the cup body and the shell fabric are formed by integral compression moulding, so that the shell fabric is fixedly arranged on the inner surface and the outer surface of the cup body. The invention also provides a preparation method for the brassiere cup with the outer layer shell fabric. According to the brassiere cup with the outer layer shell fabric, which is disclosed by the invention, the sewing sutures can be hidden and the inner surface of the brassiere cup is smoother; no traces of sewing sutures and threads exist in the appearance of the front breadth side, and thus the outer surface of the brassiere cup is smooth; and the outer fabric and the cup body are rightly and firmly connected on the front breadth side and are not easy to tear off, and thus the quality of products is improved and the service life of the products is prolonged.

The invention discloses an anchor rod end cavity enlarging device and a construction method thereof and belongs to the field of machines. The anchor rod end cavity enlarging device comprises a head cavity enlarger, a middle rod body, a casing pipe and a middle converter. The middle rod body is connected with the head cavity enlarger and the middle converter in a welded manner. The casing pipe is connected with the head cavity enlarger and the middle rod body through threads. The size of the anchoring end of an anchor rod is expanded in the horizontal direction through the anchor rod end cavity enlarging device, so that the suspending capacity of the anchoring end is effectively improved. A whole set of construction method for using the anchor rod for grouting to reinforce surrounding rock is designed in cooperation with the anchor rod end cavity enlarging device, the supporting capacity for dealing with the soft surrounding rock is effectively improved, and finally safety and stability of underground engineering are guaranteed.

The invention discloses a floating type intelligent gate opening and closing device. The floating type intelligent gate opening and closing device is characterized by comprising two railways (2) which are arranged on the lower portion of a dam face (1), the railways (2) are provided with a gate (3), the middle of the top end of the gate (3) is connected with a gate opening rope (17), after the gate opening rope (17) sequentially penetrates through a first fixed pulley (4) which is arranged at the top end of the dam face (1) and the a moving pulley (5) which is arranged between the first fixed pulley (4) and the top ends of the railways (2), one end of the gate opening rope (17) is fixedly connected with a dam bottom (6), and after the other end of the gate opening rope (17) penetrates through a second fixed pulley (7) which is arranged at the dam bottom (6), the other end of the gate opening rope (17) is connected with a gate opening air bag (8). According to the floating type intelligent gate opening and closing device, the perspective of the innovative design is unique, the theory is simple, and the device is convenient to manufacture and use. The floating type intelligent gate opening and closing device is suitable for medium and small size guardless reservoirs in mountain areas, and also suitable for other hydraulic structures with gate opening and closing.

The invention relates to a high-voltage electric box, in particular to a high-voltage electric box used for a pure electric automobile. The high-voltage electric box comprises a box body and a box cover. A motor power supply control system, an air-conditioner power supply control system, a charger power supply control system and a direct current conversion device power supply control system are arranged in the box body. The motor power supply control system has the following structure that: an anode of a motor controller bus is connected with an anode of a power battery through a first direct current contactor and a first direct current fuse which are connected in series, and a cathode of the motor controller bus is connected with a cathode of the power battery through a second direct current contactor; a pre-charge resistor and a third direct current contactor are connected in series between two ends of the second direct current contactor, and the third direct current contactor is controlled by a normally closed contact end of a time relay; and a normally open contact end of the time relay controls a control end of the second direct current contactor.

The invention relates to the technical field of construction and discloses a reinforcing steel bar auxiliary carrying device for a construction site. The device comprises a transverse rod, wherein a left portion and a right portion of the transverse rod are each rotationally connected with a clamping jaw, a spring rod is arranged between the clamping jaws, a lifting frame is fixedly mounted at anupper end of the transverse rod, the middle of the lifting frame is slidably sleeved with a pressing block, steel cables extending to the clamping jaws are arranged on the left side and the right sideof a lower end of the pressing block, limiting rods are movably inserted into the lifting frame, nuts sleeving the screws are slidably connected with the left side and the right side of a front portion of the transverse rod, connecting rods are arranged below the nuts, and fixing plates are rotatably connected below the connecting rods. The device is advantaged in that by pressing the pressing block, the steel cable pulls the clamping jaws, the clamping jaws open to grab the reinforcing steel bars, the limiting rods are matched for fixation, fixing plates and protrusions are matched for extrusion, and thereby the effects that the clamping jaws are firmly closed and the reinforcing steel bars are prevented from sliding laterally when the reinforcing steel bars are extracted are achieved.

The invention discloses a built-in hydraulic distributor which comprises a distributor shell and a main control valve, an oil return valve and a check valve which are arranged in the shell; an oil inlet, an oil cylinder oil inlet and an oil return opening are formed in the distributor shell; a lowering valve is arranged in a main control valve hole; a lowering valve compressing sleeve and a lowering valve adjusting bolt are arranged at the right side of the lowering valve; the lowering valve is arranged at the right side of the main control valve; the oil cylinder oil inlet communicates with the oil inlet chamber of the lowering valve by an oil cylinder oil drainage oil line; the oil outlet chamber of the lowering valve communicates with the oil return opening; the lowering valve comprises a lowering valve core and a lowering valve seat; the lowering valve compressing sleeve compresses the lowering valve seat; and the lowering valve adjusting bolt compresses on the lowering valve compressing sleeve. The built-in hydraulic distributor can improve the lowering and lifting sensitivity, and the hydrostatic sedimentation value of a hydraulic lifter is ensured by the sealing state of the lowering valve and the check valve, thus being more reliable, good in airtightness, steady in use performances, high in reliability, and convenient to dismantling and maintenance.

The invention discloses a portable design drawing showing stand for industrial design. The portable design drawing showing stand for industrial design comprises a first fixed column and a second fixedcolumn, a first clamping mechanism is arranged at one end of the top of the first fixed column, an extending mechanism is arranged at one end of the bottom of the first fixed column, a first rotatinghole communicating the left and right sides of the first fixed column is formed in one end of the top of the first fixed column, first limiting rings are symmetrically arranged on the two sides of aninner cavity of the first rotating hole, and annular limiting grooves are symmetrically formed in the two ends of the four sides of the inner wall of the first rotating hole. According to the portable design drawing showing stand for industrial design, one corner and two sides of a design drawing can be fixed, and the design drawing can be stably displayed through a triangle stabilization principle, so that the problem that the traditional display board is large in occupied area is avoided, and the design drawing is facilitated to pick up for fine observation; and then the design drawings canbe placed in a stacked mode, so that the display number is increased, and the problem that the traditional display board is small in tiled display number is avoided.