13results about How to "Reduce flow" patented technology

This invention provides a connection structure for air conditioning pipes, relating to the field of air conditioning pipe connections. It includes: a connecting pipe, a fixing plate, sealing washers, a connecting nut, a connecting platform, a connecting plate, an audible and visual alarm, and a fixing rod. The fixing plate is fixedly connected to the middle of the connecting pipe. The connecting nut is threadedly connected to the left and right sides of the connecting pipe. The sealing washers are located on the left and right sides of the connecting pipe. The connecting platform is fixedly connected to the outside of the connecting nut. The connecting plate is threadedly connected to the outside of the connecting platform. The audible and visual alarm is fixedly connected to the outside of the connecting plate. The fixing rod is fixedly connected to the middle of the connecting pipe. This invention avoids situations where the connection lengths of the copper pipes on both sides differ excessively, ensuring the tightness of the air conditioning pipe connection, improving the connection effect of the air conditioning pipe, and enhancing the usability of the connection structure. It solves the problem that existing connection structures easily affect the connection effect of air conditioning copper pipes and the usability of the connection structure itself.

The utility model belongs to ultrasonic water gauge technical field discloses a kind of circuit board module and ultrasonic water gauge.The circuit board module includes glue filling box, circuit board, liquid crystal screen and liquid crystal support. Among them, liquid crystal support sealing connection is at the bottom of glue filling box, and form airtight space between with the bottom of glue filling box, liquid crystal screen is set in airtight space, circuit board is set in glue filling box and located the side of liquid crystal support far from liquid crystal screen.Good at liquid crystal screen is equipped with connecting pin foot, and liquid crystal support is provided with connecting convex part towards circuit board, connecting pin foot is arranged in connecting convex part and is connected with circuit board, to realize the electric connection of liquid crystal screen and liquid crystal support, and connecting pin foot is connected with circuit board by connecting convex part, increase the arrangement path of connecting pin foot in liquid crystal support, so that even when filling, filling glue flows into airtight space by connecting pin foot, due to the additional connecting convex part, increase flow path, to effectively prevent filling glue from polluting liquid crystal screen.

The utility model discloses a textile processing equipment nozzle device relates to the field of textile equipment, including base, the inside fixedly connected with bottom plate of base, the inside of bottom plate is established with the feedway, the upper surface fixedly connected with the connecting plate of bottom plate, the upper end fixedly connected with the conical ring of connecting plate, the inside through -going of conical ring is established with the feed hole, the top fixedly connected with the spray head of conical ring, the feed hole with feedway intercommunication, the inside through -going connection with the feed pipe of base, the right -hand member of feed pipe with feedway intercommunication. In the utility model, the inside of feedway is sent into the feed hole with dye, and the aperture of reduction accelerates the flow rate of dye, and simultaneously through the diameter of reducing spray head and conical head accelerates the gas flow, and dye and gas collide together, thereby the spray of dye atomization is to the work piece, and the even spray of convenient is prevented to cause the damage to work piece.

The utility model relates to the technical field of polypeptide processing, in particular to a multi-stage circulating filtering device for polypeptide synthesis reaction liquid, and aims to solve the problem that foreign matters easily enter filtering equipment when a filter element is replaced. The multi-stage circulating filtering device comprises a barrel, a through hole is formed in the upper surface of the barrel, and a lifting assembly is arranged above the barrel. Through cooperation of a hydraulic rod, a sealing cover and a first magnetic ring, the first magnetic ring applies pressure to a second magnetic ring, a filter cloth performs preliminary filtration on a reaction liquid, a filter membrane performs secondary filtration on the reaction liquid, and under the cooperation action of the hydraulic rod, the sealing cover and the first magnetic ring, the first magnetic ring drives the second magnetic ring to move out of the cylinder; after the second magnetic ring is detached, the through opening is sealed again, flowing of air inside and outside the cylinder is reduced, the filter membrane and the filter cloth which are replaced are installed and positioned through magnetic adsorption of the first magnetic ring and the second magnetic ring, the installation efficiency is improved, the contact time with the outside is shortened, and the safety of reaction liquid is improved.

This utility model belongs to the field of inflatable mattress technology, specifically relating to an inflatable mattress with a perforated reflective film. It includes an inflatable mattress body with an inflation cavity inside. Within the inflation cavity, there are reinforcing ribs and a perforated reflective film. The edges of the perforated reflective film are connected to the inner wall of the inflation cavity, and several perforations are provided on the perforated reflective film. Several reinforcing ribs are independent of each other; the upper end of each reinforcing rib is connected to the inner top wall of the inflation cavity, and the lower end of each reinforcing rib passes through the corresponding perforation and connects to the inner bottom wall of the inflation cavity. In this design, placing the perforated reflective film in the center of the inflation cavity can reflect the heat radiated by the human body, while reducing airflow within the inflation cavity and improving the thermal insulation performance of the inflatable mattress. Furthermore, since welding is not required between the reinforcing ribs or between the reinforcing ribs and the perforated reflective film, the amount of welding work is reduced, the number of welding points is decreased, and production efficiency is improved.

The utility model relates to concrete pouring technology field especially a kind of slope roof concrete pouring device, including pouring bottom plate, pouring protective assembly is arranged outside the pouring bottom plate, the top of pouring bottom plate is provided with inclined plane concrete pouring layer, the bottom of pouring bottom plate is equipped with adjusting support mechanism, the bottom of adjusting support mechanism is provided with fixed support mechanism.Automatic benefit effect lies in: the utility model is according to the inclination angle of slope roof, gear engagement drives the movement of toothed plate, toothed plate moves the same distance along first support plate left and right, to adjust the unfolding angle of pouring bottom plate to be consistent with the inclination angle required by slope roof flexibly, so that the bottom of pouring bottom plate can be stably supported on both sides, and it is convenient to stably support the concrete pouring of slope roof pouring of different inclination angles.

The utility model provides a kind of outdoor blanket convenient to activity, it includes blanket body, the blanket body includes the warm layer and waterproof layer of laminated connection, the blanket body is provided with two activity areas, the activity area includes activity mouth, activity cloth and waterproof cover, the activity mouth is through the warm layer and the waterproof layer, the activity cloth is connected with the warm layer of activity mouth edge, the middle part of waterproof cover forms activity inner chamber, and the two ends of waterproof cover form annular first port and annular second port respectively, the first port is connected with the waterproof layer of the periphery edge of activity mouth, the second port of waterproof cover is provided with annular hem, and the inside of annular hem is provided with elastic contraction rope.The second port of the utility model's waterproof cover is provided with annular hem and elastic contraction rope, so that second port is closed in natural state, to avoid rainwater into, while reducing internal and external gas flow, improve heat preservation effect.

This utility model relates to the field of industrial waste liquid recycling technology, specifically an acid and alkali recovery and recycling device for mold washing in a glove production line. It includes a tank, which contains a liquid storage tank with a floating top cover and an exhaust assembly on the top surface. This utility model, by setting baffles to reduce liquid flow at the bottom and facilitate impurity settling, and by using a flushing assembly and a slag discharge pipe to facilitate cleaning of the storage tank; by setting a floating cover to cover the top surface of the waste liquid, it can reduce the volatilization and evaporation of substances in the liquid, reduce chemical loss, and allow for direct observation of the liquid level; the cover adopts a modular design and uses magnetic connection, allowing for adaptation to different tank sizes and liquid level fluctuations by increasing or decreasing the number of covers; by setting a negative pressure assembly, it can remove waste gas evaporated or volatilized from the uncovered liquid surface, avoiding environmental pollution.

This invention relates to a positive electrode for a lithium secondary battery and a lithium secondary battery. Specifically, the positive electrode includes: a first positive electrode binder layer in contact with a positive electrode current collector; and at least one second positive electrode binder layer disposed on the first positive electrode binder layer. The first positive electrode binder layer comprises a first positive electrode active material and a first binder, and the second positive electrode binder layer comprises a second positive electrode active material and a second binder. The average particle size (D) of the first positive electrode active material is... 50 The particle size is smaller than the average particle size (D) of the second positive electrode active material. 50 The cathode has a diameter of 0.1 μm to 2 μm. It exhibits improved penetration resistance even when metal objects such as nails penetrate the electrode, while also possessing high capacity, high output performance, excellent cycle characteristics, and thermal stability.

The utility model discloses a kind of aromatherapy seat and the fan of application thereof, aromatherapy seat includes shell and the drive motor, aromatherapy bottle, bottle seat and cotton ring being arranged in the shell, drainage device is arranged at the bottle mouth of the aromatherapy bottle, when the bottle seat or cotton ring is rotated by the drive motor, the drainage device on the aromatherapy bottle can be contacted with at least part of the inner ring surface of the cotton ring to guide the aromatherapy liquid in the aromatherapy bottle to flow on the cotton ring;Such aromatherapy seat can well control the output of aromatherapy liquid, and aromatherapy seat is applied to fan to realize the speed of accurate control aromatherapy diffusion.

The utility model discloses an easily exhaust's glass fiber plate production is with pressing device, including base, be provided with conveyer belt on the base, be provided with pressing groove on the conveyer belt, be provided with the gradual temperature rising mechanism in the base below the pressing groove, conveyer belt both sides are provided with pressing mechanism support frame, be provided with segmented pressing mechanism on the pressing mechanism support frame, be provided with PLC controller on the pressing mechanism support frame, the PLC controller is electric with gradual temperature rising mechanism, segmented pressing mechanism links to an electrical appliance, through the installation gradual temperature rising mechanism, by the PLC controller control temperature -rising switch start, respectively control first heating tube, second heating tube, third heating tube heating makes the temperature -rising board temperature -rise to 50 the degree Celsius 80 the degree Celsius 120 the degree Celsius, makes resin slowly flow along with temperature rise, along with resin flow makes the gas of inside exhaust.

The application relates to the technical field of energy storage battery pack cooling devices, in particular to a thermal boundary layer control and heat conduction plate compensation battery pack liquid cooling device which comprises a lower box body. A bottom plate is arranged at the bottom of the lower box body. The cooling liquid in the lower liquid inlet pipe forms a stable laminar flow through the buffer channel, enters the bottom of the lower box body, and is not directly washed to the battery at the bottom due to the fact that the bottom support member lifts the battery body, but flows over the surface of the battery from bottom to top after being gathered in the cavity, and is then discharged through the upper liquid outlet pipe two of the upper box body. The spoiler is located in the gap between the batteries, can thin the thermal boundary layer, and reduce the heat exchange efficiency difference between the upper and lower ends of the battery. The heat conduction plate evaporation section contacts the battery for heat conduction, the condensation section extends into the cavity through the slot-shaped opening of the upper box body, the cooling liquid flowing through the cavity through the upper liquid inlet pipe of the upper box body exchanges heat with the condensation section, and finally the cooling liquid is discharged from the upper liquid outlet pipe one and two of the upper box body, completing the cooling cycle.