58results about How to "Easy to take liquid" patented technology

The invention relates to a kit for extracting nucleic acid by a magnetic bead-microtiter plate method and a method for extracting nucleic acid by the same. The kit comprises a kit body and a reagent, wherein, the kit body consists of a detachable microtiter plate (2) similar to an Elisa plate as well as a magnetic plate (1), and the reagent comprises magnetic beads, lysis-binding solution, washing solution A, washing solution B and eluent; the detachable microtiter plate (2) consists of micropores (4) and a pore frame (3), the micropores (4) are made from polystyrene, polyethylene or polypropylene, the bottom of each micropore is in a 'U' or 'V' shape, and the micropores (4) are classified into two forms, namely single pores and multi-connected pores; and the magnetic plate (1) is matched with the bottom of the detachable microtiter plate (2) in shape and size. The kit can be used for extracting a large quantity of the nucleic acid from a sample at one time, and has the advantages of low cost and high operating efficiency, and is simple in operation.

The invention discloses a centrifugal tube facilitating liquid sampling. The centrifugal tube comprises a tube body, a cap, a stop ring, a fixed disc and liquid suction tubes. The annular stop ring is fixed to the inner wall of the tube body, an internal thread is arranged on the inner wall of the tube body and located above the stop ring, the fixed disc covers the stop ring, the edge of the fixed disc is provided with an external thread matched with the internal thread, the liquid suction tubes with different lengths are fixed to the fixed disc, one end of each liquid suction tube is located below the stop ring, the other end of each liquid suction tube is located above the fixed disc, an annular flange is fixed to the edge of the top of the tube body, and an annular clamping ring is arranged at the bottom of the cap and provided with an annular clamping groove matched with the flange. Due to the fact that the liquid suction pipes with different lengths are arranged in the tube body in advance, liquid can be sampled conveniently after being centrifuged, and liquid sampling is convenient.

The invention discloses an air conditioner. The air conditioner comprises a compressor, an evaporator, a condenser, a liquid storage tank and a control device, wherein the compressor is provided with a gas discharge port and a gas return port; a first end of the evaporator is connected with the gas return port, and a first gas phase area and a liquid phase area below the first gas phase area are arranged in the evaporator; a first end of the condenser is connected with the gas discharge port, and a second gas phase area is arranged in the condenser; the liquid storage tank is provided with a liquid taking port, a gas outlet, a high pressure inlet and an oil return port, the liquid taking port is connected with the liquid phase area through a liquid taking pipeline, the oil return port is communicated with an oil tank of the compressor through an oil return pipeline, the high pressure inlet is communicated with the gas discharge port through a gas discharge pipeline to facilitate discharge of a high-temperature and high-pressure gaseous refrigerant into the liquid storage tank, and the gas outlet is communicated with the gas return port through a gas return pipeline. According to the air conditioner, continuous liquid taking can be realized, high-purity lubricant can be obtained, and a Venturi ejector is not needed.

A fully automatic chemiluminescent immunoassay analyzer provided by the present invention comprises: a frame body, including a support frame, and a first workbench and a second workbench which are arranged in layers in the vertical direction of the support frame and communicate with each other; The station group and the cuvette storage area are respectively set on the second workbench. The functional station group includes the incubation area, cleaning area and detection area; the liquid collection station group is set on the first workbench and includes the sample area , the reagent area and the tip storage area where the tip of the pipette gun is stored; the control system; the transmission mechanism, which is arranged on the frame body, and the sample and reagent obtained from the sample area and the reagent area can be reacted under the control of the control system The analyte is obtained by mixing in the cup, and the analyte is sequentially sent to the incubation area, cleaning area and detection area. The invention can solve the defect that the full-automatic chemiluminescence immunoassay analyzer occupies a large area and has low efficiency in the prior art, thereby providing a full-automatic chemiluminescence immunoassay analyzer with a small occupation area and high efficiency.

The invention discloses a power generation system which comprises a high pressure air system, a channel switching system, a gas-liquid mixing system, a fluid-power power generation system and a control system. The high pressure air system, the gas-liquid mixing system and the fluid-power power power generation system are connected through the channel switching system and are controlled by the control system; the control system changes operating states of the power generation system; the operating states of the power generation system are divided into an energy storage state and a power generation state: when at the energy storage state, the power generation system absorbs new energy electric energy from a power grid and converts the new energy electric energy into compressed air which is stored in the high pressure air system; and when at the power generation state, under the function of the control system, air energy is converted into electric energy through the high pressure air system, the gas-liquid mixing system the fluid-power power power generation system and the channel switching system. According to the power generation system provided by the invention, the phenomena of wind curtailment, light curtailment and water curtailment can be alleviated, and the problem of low consumption proportion of renewable energy sources caused by difficult renewable energy source grid-connection and difficult consumption after grid-connection is solved.

The invention discloses a cell blending apparatus for an MTT colorimetric test. The apparatus is characterized in that: the apparatus comprises a constant flow pump, a metal container, and a liquid taking pot with a liquid inlet and a liquid outlet, the metal container and the constant flow pump are paratactically and tightly fixed in an comprehensive mount, the a liquid taking pot is tightly fixed above a space between the metal container and the constant flow pump in the comprehensive mount; the bottom of the metal container is provided with a lower bend tube for connecting a catheter, and the catheter is connected with the liquid inlet of the liquid taking pot after passing through the constant flow pump; and the top of the metal container is provided with a detachable end cover, the center of the end cover is provided with a stirrer with a driven wheel extruding into the metal container, a part of the end cover having a distance from the center of the end cover more than the radius of the driven wheel is provided with a liquid feeding aperture with an aperture cover, a position of the end cover with the diameter direction opposite to the liquid feeding aperture is provided with an upper bend tube, the upper bend tube is connected with the liquid outlet of the liquid taking pot through a flexible tube, and the central shaft of the constant flow pump is provided with two driving wheels, wherein the upper driving wheel is connected with the driven wheel on the end cover of the metal container through a conveyor belt.

The invention relates to an inching type stirring cup. An umbrella-shaped sucker for replacing a stirring blade and a gear set driving device for driving the sucker to rotate are designed; a slide block can slide in a fan-shaped frame by vertically pressing a button on a cup cover; a connector is driven to rotate by the sliding of the slide block; the sucker is driven to rotate by a gear mechanism, so that a stirring function is achieved. The cup has stirring and sucker functions; the structure is simple; the use is convenient; the inching type stirring cup is labor-saving; the use experience of the user can be promoted; the inching type stirring cup is suitable for various people.

The invention discloses a multipoint equidistant adjusting device. The device comprises a left baffle and a right baffle, and a cylinder body is fixedly connected between the left baffle and the rightbaffle; conductive springs are arranged in the cylinder body; the left ends of the conductive springs are fixedly connected with a first limiting block, a first limiting groove slidably connected with the first limiting block is formed in the inner wall of the cylinder body, the right ends of the conductive springs are fixedly connected with the right baffle, the conductive springs are electrically connected with a built-in power source through a potentiometer, and the number of the conductive springs is multiple. The device has the advantages that the cylinder body, the first limiting block,the first limiting groove, a second limiting block, a second limiting groove, the conductive springs and a variable resistance device are arranged, and the resistance of the potentiometer is adjustedaccording to specific conditions, so that the current intensity in a circuit formed by the potentiometer, the conductive springs and the built-in power supply is changed, the contraction degree of the conductive springs, the distance between every two circles of conductive springs and the distance between the multiple liquid taking needles are changed, and the applicability is high.

The invention discloses a non-gravity type suspension-avoiding transfusion device. The technical scheme is characterized in that the non-gravity type suspension-avoiding transfusion device comprises a tube body, wherein a tube cap and a needle holder are arranged at two ends of the tube body; a piston is glidingly arranged in the tube body; a core bar for driving the piston to slip is arranged in the tube body; a first spring is arranged between the piston and the tube cap and is longer than the tube body; a liquid extracting assembly for extracting liquid medicine from a medicine bottle or a transfusion assembly for transfusing a human body is detachably connected onto the needle holder. During the transfusion, the liquid medicine can be extracted from the medicine bottle through the liquid extracting assembly firstly, then the transfusion assembly is mounted on the needle holder, and transfusion is performed on the human body. All that is required is to replace a corresponding needle, dosing or transfusing operation can be realized, an additional liquid adding needle tube is not required, the liquid medicine is absorbed into the tube body from the medicine bottle very conveniently, and the normal transfusion function cannot be influenced; dosing holes are omitted, so that the tube body is very simple in structure, the manufacturing cost is greatly reduced, and the non-gravity type suspension-avoiding transfusion device is possibly applicable to large-scale popularization.

The invention discloses a special liquid taking device for a flammable liquid, and relates to the field of dangerous chemical agent taking tools. The special liquid taking device comprises a liquid taking cylinder, wherein a piston is sleeved by the liquid taking cylinder; a liquid taking hole is formed in the bottom of the liquid taking cylinder; a liquid taking needle is arranged at the liquid taking hole; a protection airbag is arranged on a side of the liquid taking cylinder; an air inlet and an air exchange hole are respectively formed in the upper end and the lower end of the protection air bag; the air inlet and the air exchange hole are fixed on the liquid taking cylinder; an air inlet tube, a spring I and an air pressure cover I are arranged at the air inlet; the air inlet tube extends into the protection air bag; the air pressure cover I is arranged at the outlet of the air inlet tube inside the protection airbag; the spring I is connected with the air inlet tube and the air pressure cover I; an air exchange tube is arranged at the air exchange hole; the air exchange tube is communicated with the interior of the protection airbag; the air exchange tube is sleeved by the air exchange cover; the air exchange tube is further connected with an air communicating tube; the air communicating tube is connected with an air needle or is sleeved by a protection cover.

The invention discloses a casting liquid transfer crucible with multiple adjustment degrees of freedom. The casting liquid transfer crucible comprises a crucible body, wherein a first piston rod is fixedly connected to the middle of the outer wall of the crucible body; the first piston rod is connected with a first piston cylinder in a sleeving manner; the first piston cylinder is fixedly connected with a T-shaped support plate; the T-shaped support plate is provided with protective glass and a grab handle; the first piston cylinder is provided with a first inflating valve and a pin; the firstpiston rod is provided with a movable rod sleeve and a strip-shaped groove; the outer wall of the movable rod sleeve is fixedly connected with a positioning rod sleeve; the positioning rod sleeve isconnected with a second piston rod in a clamping manner; the second piston rod is connected with a second piston cylinder in a sleeving manner; and the second piston cylinder is fixedly connected witha conical support pipe and a mounting flange. According to the casting liquid transfer crucible, the crucible body is supported by the rotatable first piston rod and the rotatable second piston rod;the height and the horizontal displacement of the crucible body are adjusted through pushing and shrinking of the first piston cylinder and the lifting action of the second piston cylinder, so that the transfer crucible with multiple adjustment degrees of freedom is formed; liquid taking and pouring are facilitated; the manpower is greatly saved.

The invention provides an easily-volatile reagent mixing device; the device can facilitate mixing of various reagents, can make the reagents mixed more uniform, makes liquid taking more convenient, and can select the reagent addition sequence according to needs.

The invention discloses a laboratory liquid extractor, comprising a first connecting pipe, a second connecting pipe and a third connecting pipe, the second connecting pipe is an arc tube, one end of the arc tube is connected to the first connecting pipe, The other end of the arc tube is connected to the third connecting pipe, the first connecting pipe is parallel to the third connecting pipe, the first connecting pipe, the second connecting pipe and the third connecting pipe are connected, and there is a movable cavity inside the first connecting pipe , the first connecting pipe, the second connecting pipe and the third connecting pipe are all provided with an air suction channel, a liquid taking pipe is arranged in the movable chamber, a sealing ring is arranged at the top outer end of the liquid taking pipe, and a sealing ring is arranged in the third connecting pipe. a suction device. The present invention has a simple structure. When in use, the length of the liquid-taking pipe can be adjusted according to the depth of the container, which is more conducive to liquid taking. In addition, the present invention is provided with a U-shaped tube, so it can be easily handled when taking liquid, without As for slipping, the shape is novel, the design is reasonable, and the use is more comfortable.

The invention provides a drainage bottle with a liquid take-out assembly, and belongs to the field of medical treatment. The drainage bottle comprises a bottle body. A pipe connection hole is formed in the end portion of the upper end of the bottle body. A vent hole is further formed in the end portion of the upper end of the bottle body. The bottom wall inside the lower end of the bottle body is fixedly connected with a miniature vibrator. The side wall of the bottle body is fixedly connected with a power supply. The bottom wall of the lower end of the bottle body is communicated with a liquid take-out pipe. One end of the liquid take-out pipe is communicated with the bottom of the bottle body. A ball valve is arranged on the liquid take-out pipe and is arranged at the end, close to the bottle body, of the liquid take-out pipe. A pipe containing device is arranged on the drainage bottle and is a pipe containing base. The pipe containing base comprises a cylindrical base and a pipe containing cylinder which is located on the base and extends upwards. A liquid take-out test pipe is placed in the pipe containing cylinder. A first circular magnetic piece is fixedly connected with the end portion of the upper end of the bottle body. A second magnetic piece is attached to the base of the pipe containing base. The base of the pipe containing base can be attached to the first magnetic piece. Scales are arranged on the bottle body. By means of the drainage bottle with the liquid take-out assembly, liquid can be conveniently and uniformly taken out.

The invention discloses a reagent rack for inspection of reagents containing magnetic beads. The reagent rack comprises a rack body comprising a rotary position bottle seat and a static position bottle seat, wherein first locking type fasteners are arranged in pairs around the upper edge of the rotary position bottle seat; a circular truncated cone is formed in the center of a bottom wall of the rotary position bottle seat; an annular groove is formed between the circular truncated cone and side walls of the rotary position bottle seat; a circular through hole used for penetrating through a rotary reagent bottle bottom positioning piece is formed in the center of the circular truncated cone; second locking type fasteners are arranged in pairs around the upper edge of the static position bottle seat; an observation window is formed in the side wall of the static position bottle seat; an arc-shaped positioning structure is formed in the side wall of the static position bottle seat below the observation window; a round hole is formed in the center of the bottom wall of the static position bottle seat; a label pasting board is arranged at the end of the rack body; the label pasting board extends downwards to form a strip-shaped elastic piece with a barb block. The reagent rack disclosed by the invention is simple in structure and convenient to use, reagents in the reagent bottles are always positioned in a uniformly mixed state, and the requirements on inspection analysis of the reagents containing magnetic beads can be met.