66results about How to "Quick assembly and disassembly" patented technology

A quick release device of a filter assembly, comprising a filter head, a filter bottle set, a switching member and a quick release device, the lower end of the filter head is connected with a filter core, and has a flow channel module with a first flow channel and a second flow channel, a water valve assembly is arranged between the first flow channel and the second flow channel, the filter bottle set is correspondingly sleeved with the filter head and the quick release device, the switching member has a control rod connected with the flow channel module of the filter head, and the quick release device has a pressing rod, two connecting rods and a pushing member connected with the pressing rod on both sides of the pressing rod and connected with each other, by moving the pressing rod of the quick release device, the pushing member is driven by the connecting rod to move synchronously with the filter bottle to be quickly locked or released, and the switching member is used to control the waterway switch of the flow channel module of the filter head, and is also used to control the locking mechanism of the quick release device, so that a quick release device of a filter assembly with high safety and convenience and quick disassembly and assembly is formed.

This application relates to the field of inkjet printer technology and discloses a small character inkjet printer with an easily replaceable printhead, including a body and a printhead. A connecting pipe is fixedly installed on the left side of the body, and a mounting plate is fixedly installed on the other end of the connecting pipe. This small character inkjet printer with an easily replaceable printhead utilizes components such as a mounting plate, a gear ring, gears, and a threaded rod. When the printhead needs to be installed or removed, rotating the gear ring causes multiple gears to rotate synchronously, which in turn causes the threaded rod to rotate synchronously. The connection between the threaded rod and the mounting base allows for quick installation and removal of the printhead, facilitating replacement and maintenance, reducing downtime, and improving spraying efficiency. Rotating the second bolt releases the limit on the connecting rod, allowing it to slide up and down, enabling the mounting bracket and printhead to move up and down. The connecting rod can also be rotated to adjust the angle, and then locked by the second bolt, allowing for easy adjustment of the printhead's spraying height and improving the device's applicability.

The utility model discloses a kind of automatic cartoning machine three-stage printing mechanism of quick replacement template, comprising: the right side of the base is provided with nut, and nut is symmetric about the vertical central axis of base before and after;The inside lower portion of the base is provided with quick release mechanism for quick replacement template, and the downside of base is provided with mounting groove;The upper side of the base is provided with detection mechanism for adjusting pressure, and the upper side of base is provided with support frame.The automatic cartoning machine three-stage printing mechanism of quick replacement template, the butt joint hole and the first bolt and the second bolt clamping can assist positioning printing template body, avoid the position deviation when packing and unpacking influence printing accuracy, printing template body is fixed by the clamping of limiting seat and limiting block, sliding limiting rod and rotating third threaded rod can quickly complete packing and unpacking, without repeatedly disassembling screw, pressure sensor senses printing pressure and displays through display screen, realize pressure accurate regulation, prevent appearing offset and lead to three-stage printing unclear.

The utility model discloses a low -voltage switchgear structure of quick assembly dismounting can, including fixed base and low -voltage switchgear, the top of fixed base is installed with low -voltage switchgear, and the both sides of fixed base are provided with assembly dismounting structure, assembly dismounting structure includes the pull -out plate, and the both sides of fixed base are installed to the pull -out plate, and the both sides of low -voltage switchgear bottom end are provided with the slot, and the inside of slot is inserted with pull -rod, and one end of pull -rod is fixed with the one side of pull -out plate, and the one side of pull -out plate is installed with return spring, the utility model discloses setting up assembly dismounting structure, to make when more quick in to low -voltage switchgear assembly dismounting, therefore through the cooperation of pull -out plate and return spring, can when low -voltage switchgear is assembled in the top of fixed base, make pull -rod insert into the inside of slot, complete the assembly to low -voltage switchgear, when dismounting to low -voltage switchgear, and pull -rod can be taken out and be dismounted to low -voltage switchgear, make it more quick when assembly dismounting to low -voltage switchgear.

The utility model relates to the technical field of heat exchange of cooling towers, in particular to an efficient heat exchanger for a cooling tower, which comprises a heat exchange box body, a barrier plate is slidably mounted at the side end of the heat exchange box body, a threaded rotating rod is rotatably mounted at the side end of the heat exchange box body, and a support is slidably mounted at the upper end of the threaded rotating rod. Three supporting clamps are fixedly installed at the side end of the support, and a cleaning roller is rotationally installed at the side end of each supporting clamp. According to the improved efficient heat exchanger for the cooling tower, a first driving motor drives a threaded rotating rod to rotate to be matched with an upper mounting frame for limiting, so that a support, a cleaning roller and other parts are driven to move towards the interior of a heat exchange box body; and a second driving motor is started to drive a cleaning roller to rotate so as to clean the inner wall of the heat exchange pipe, so that the interior of the device can be quickly cleaned when the device is used, the heat exchange effect of the device is improved, and the influence of residual stains on the subsequent heat exchange efficiency is reduced.

This utility model discloses an easy-to-clean comb, including a comb shaft with a limiting groove inside. A matching limiting rod is slidably connected inside the limiting groove. A rubber plate is fixedly installed on the lower surface of the limiting rod. Side teeth are installed on the lower surfaces of both ends of the rubber plate. Several inner slots are formed on the lower surface of the rubber plate, and these slots are linearly distributed at equal intervals. A comb tooth is provided below each inner slot, and a matching insertion end block is fixedly installed on the upper surface of each comb tooth. Several comb teeth are inserted and secured into their corresponding inner slots through the insertion end blocks at their tops. This utility model effectively improves the cleaning effect of the comb teeth, has convenient easy-to-clean characteristics, avoids the accumulation of oil and dirt on the comb teeth after prolonged use, enhances the cleaning effect of the comb teeth, and prevents bacterial growth, thereby effectively reducing the impact of stains on the user's scalp health.

The application discloses a kind of soft rock slope bridge pile foundation model test device and method considering rainfall earthquake coupling, test device includes model box, the bottom of model box is equipped with vibration table, the inner top of model box is equipped with spraying device;The bottom of model base is equipped with horizontal calibration device, group pile system is also provided in model box, group pile system includes parallelly arranged friction pile and end bearing pile, and friction pile and end bearing pile are implanted in slope model;It further includes monitoring system, and the parameter change of soft rock moisture content and pile foundation settlement, lateral displacement and pile strain is monitored;Data collection system obtains slope model data scanning, and the multi-field coupling data of displacement field, seepage field, stress field and temperature field are synchronously collected.The application realizes the whole process observation to the deformation and failure process of soft rock slope under water-power coupling condition, reveals the load transfer law and disaster mechanism of pile foundation in complex environment, provides theoretical basis and technical support for bridge pile foundation design and disaster prevention and control in soft rock area.

The invention discloses a chip failure analysis tool, which comprises a loading seat, a first mounting seat, a second mounting seat, a third mounting seat and an electrifying assembly, the loading seat is used for loading a chip, and the loading seat can be detachably mounted on any one of the first mounting seat, the second mounting seat and the third mounting seat; the electrifying assembly is arranged on the third mounting seat; by adopting the chip failure analysis tool, the chip is loaded on the loading seat, the loading seat is matched with the first mounting seat to carry out appearance detection on the chip, then the loading seat is matched with the second mounting seat to grind the chip so as to remove a metal electrode of the chip, and finally the loading seat is matched with the third mounting seat, so that the chip failure analysis is realized. The power supply equipment electrifies the active area of the chip through the electrifying assembly, so that failure analysis of the chip is realized, the production process of the chip is improved, and the performance and reliability of the subsequently produced chip are improved. The invention further discloses a chip failure analysis method.

The utility model relates to construction protection device technical field especially portable safety protection device for tower group line construction of quick assembly and disassembly, including support column, the inside sliding joint of support column is equipped with fixed part, the outer wall swing clamping of support column has support rod, the outer wall swing clamping of support rod has the protection net board. The device is provided with support column, support rod, anchor and protection net board, the support column can be placed and fixed by inserting the anchor rod into the bottom surface through the foot pedal, the support rod swing clamping is in the hanger bar on two support columns through the hanger lug of both ends, so that the support column forms rectangular protection matrix with the support rod, and the protection net board is placed between two support rods in turn, and swing clamping is carried out on the support rod on both sides through the hanger lug no.

The invention discloses a detachable and reusable modular swivel beam load-bearing framework, which relates to the technical field of load-bearing frameworks, and comprises a square tube and an adjusting assembly, a sliding strip is slidably connected into the square tube, a fixing frame is fixed to the side face of the sliding strip, the lower side of the fixing frame is attached to the upper side of the square tube, a first connecting assembly is installed on the upper side of the sliding strip, a supporting assembly is installed on the side face of the fixing frame, and a second connecting assembly is installed at the right end of the supporting assembly. A fixing assembly and a pulling assembly are installed at the upper end of the side face of the sliding strip, and the fixing assembly is connected with the pulling assembly. The adjusting assembly comprises a supporting plate, supporting frames, a limiting rod, a threaded rod and a connecting frame, an opening is formed in the lower side of the square pipe, the supporting plate is fixed to the interior of the opening, the two corresponding supporting frames are fixed to the left side and the right side of the supporting plate, and rapid disassembly and assembly, flexible height adjustment, repeated utilization and stable bearing can be achieved.

The utility model discloses a quick -wearing formula magnetism sucking disc relates to magnetic fixture technical field, including the bottom plate of being fixed on the workbench through screw, the bottom plate is placed with the disk body, and the disk body both sides are fixedly connected with the connecting plate, is equipped with the pressing plate on the connecting plate, and the pressing plate is installed with locking mechanism symmetry on. The locking mechanism includes the locating pipe, the lock core column, the spring, the stop head and the clamping ball, and the locating pipe penetrates the pressing plate, the connecting plate and the bottom plate, and the bottom plate is equipped with the connecting hole and the annular groove, when the lock core column resets under the spring effect, the clamping ball embeds the annular groove and realizes locking, and the lock core column is pressed and then removes the locking. The structure cooperates through the pressing plate and the locking mechanism, realizes the quick connection and disassembly of disk body and bottom plate, improves the assembly efficiency and the positioning accuracy, has simple structure, convenient operation, locking reliable advantage, is applicable to the quick clamping operation under a variety of working conditions.

The utility model relates to the technical field of building construction, and provides a scaffold fastener convenient to disassemble and assemble, which comprises a left arc-shaped block, a right arc-shaped block is rotatably mounted on the rear side of the left arc-shaped block through a rotating shaft, and magnets are fixedly mounted in inner cavities in the middles of the left arc-shaped block and the right arc-shaped block. Rubber blocks are fixedly mounted in the middles of the inner walls of the left arc-shaped block and the right arc-shaped block; according to the scaffold fastener convenient to disassemble and assemble, the swivel structure and the clamping rod structure are used in cooperation, the swivel drives the bolt to rotate in the working process so as to control the bolt and the nut to be rapidly assembled and disassembled, the swivel is loosened after assembly, the clamping rod stretches into the inner cavity of the clamping hole under the elastic force effect of the spring, and therefore the swivel is fixed, namely the bolt is fixed; the bolt is prevented from rotating during use, the limiting block and the limiting hole are matched to fix the nut, when dismounting is needed, the bolt can be rotated only by stretching the rotating ring rightwards, dismounting and separation of the bolt and the nut are facilitated, and the effects of rapidly mounting and dismounting the scaffold fastener and improving the stability after mounting are achieved.

This invention provides a light-emitting slipper system, comprising: a slipper and a transverse groove electrified system; the bottom surface of the transverse groove electrified system is provided with a slot for connecting the slipper along its length direction, and positive and negative conductive strips are respectively provided on both sides of the slot along its width direction; the slipper includes a slipper body and a hanging piece, the hanging piece and the slipper body being slidably connected, such that the positive and negative current needles of the hanging piece are separated from or electrically connected to the positive and negative conductive pieces of the slipper body; the conductive pieces are electrically connected to the LED lights of the slipper; the hanging piece also includes a conductive module placed in the slot, the conductive module electrically connecting the positive and negative conductive strips to the positive and negative current needles on the hanging piece.

The utility model relates to air conditioning unit equipment technical field, concretely to a kind of multifunctional low temperature grain storage air conditioning unit of automatic regulation, comprising: air conditioning unit body and fan on its top. Fan top cover is provided with cover shell, cover shell outside cover is provided with inner filter cartridge, and inner filter cartridge is detachably connected with the upper surface of body. Inner filter cartridge is provided with vertical plate around, and vertical plate lower surface is fixedly connected to the upper surface of body, and splicing plate is arranged between every two vertical plates, and splicing plate both sides are fixedly connected with positioning plate, and the one side of positioning plate is slidably attached with vertical plate, and the other side is pressed by fixed assembly. The detachable installation sealing cover plate is installed on the upper surface of splicing plate, and the bottom of positioning plate is fixedly installed with outer filter plate, and the top of outer filter plate one side is provided with deflector, and deflector is foldably connected with the top of splicing plate by folding assembly. Inner and outer multiple filtration structures block impurities, prolong service life, reduce maintenance frequency. Modular design and rain day flow guide function improve environmental adaptability and running continuity, improve maintenance efficiency and use convenience.

The utility model relates to the ceiling lamp of adjustable light beam angle, including the heat dissipation base that is equipped with the luminous body, lamp house, sliding sleeve, zoom lens and surface ring, the shell wall of lamp house is equipped with two spiral through slots of equidistribution, and the sliding sleeve is connected with the pin shaft, and the outside of lamp house rotatory sleeve joint has zoom sleeve, and the zoom sleeve is axially equipped with the guide straight slot that always interlocks with spiral through slot, and the pin shaft passes through spiral through slot and is placed into guide straight slot and constitutes linear sliding fit, and the surface ring extends the lower connecting ring, and the lower connecting ring is equipped with the screw joint fitting piece, and the lamp house extends the upper connecting ring that is mutually nested with the lower connecting ring, and the upper connecting ring is equipped with the screw joint fitting part, and through the cooperation of screw joint fitting part and screw joint fitting piece, make the surface ring quick assembly and disassembly connection in the bottom of lamp house, this ceiling lamp drives zoom lens to be far away or close to luminous body through zoom sleeve, thereby adjusting the light spot size and light divergence range of luminous body irradiation light.

The utility model relates to the equipment of using drive device snow removal, especially drive assembly, snow removal device and snow removal equipment of snow removal equipment for solving the technical problem that the existing drive assembly needs to remove multiple key components to replace the snow blade, leads to the technical problem of low maintenance efficiency. The drive assembly of the snow removal equipment, including motor, driving wheel, driven wheel, power output shaft, fixed bolt, bearing and adapter sleeve, provides transition connection through the adapter sleeve, utilizes the first limit ring to combine fixed bolt and limits the axial position of power output shaft, and realizes reverse thrust limit through the second limit ring and the convex, so that power output shaft can be positioned / released quickly through fixed bolt.

The utility model provides a plugging performance evaluation instrument for drilling fluid, which comprises a hydraulic pump, and the outlet end of the hydraulic pump is connected with a hydraulic assembly through a pipe group and is communicated with a drilling fluid tank through a hose of the hydraulic assembly; a temperature controller used in cooperation with the heating sleeve is arranged on the heating sleeve, and a heating switch is arranged on the heating sleeve. A back pressure receiver is installed on the outer wall of the top end face of the heating sleeve, the back pressure receiver is connected with a communicating pipe through a quick connecting piece, multiple sets of pressure regulating valves are arranged on the communicating pipe, and first pressure gauges are arranged on the pressure regulating valves. According to the plugging performance evaluation instrument, the matching degree of plugging agent particles and the stratum can be evaluated more truly, the plugging performance of drilling fluid on the stratum can be reflected, and then safe and reliable plugging testing can be guaranteed.

The utility model relates to ball mould wear resistance test technical field, and disclose a kind of ball mould wear resistance test device of adjustable friction point, including rack, ball head measured piece and counterweight weight;The top of rack is fixedly connected with multiple guide rods, the surface of guide rod is slidably connected with rotating platform, the both sides of rotating platform are symmetrically provided with sliding slot, the inner chamber of sliding slot is slidably matched with sliding rod, and one end of sliding rod is threadedly connected with locking knob, the surface of sliding rod is fixedly connected with connecting plate, and the end of connecting plate is equipped with recessed plate;Sliding rod is along the arc of sliding slot Sliding, cooperate locking knob locking, realize the friction point adjustment of recessed plate relative to ball head measured piece, through the arc adjustment structure of semicircular sliding slot and sliding rod, angle scale and alignment mark are combined, the angle adjustment of recessed plate can be realized, make friction point along ball head measured piece spherical surface dynamic change, cover the multiple friction angles that can appear in actual working condition.

The invention discloses a ship deck lower scaffold device and a laying and disassembling method thereof, and belongs to the technical field of ship scaffolds. According to the device, a bulkhead pre-welding scaffold eye plate and a deck lower pre-welding scaffold hook serve as stress foundations, a scaffold horse, a steel pipe jig capable of being customized and spliced and an inclined hanging chain are connected through bolts to form a tension brace structure, only basic parts are welded, and no open fire operation exists in the whole process. Laying follows the principle from the two sides to the middle, disassembling is carried out according to the principle of later building and first disassembling and from the middle to the two sides, and during disassembling, head jacking operation can be carried out, and safety fulcrums are arranged. Welding damage is small, cabin adaptability is high, erection and disassembly are safe and efficient, components and accessories can be recycled, and the device is suitable for narrow closed cabins such as methanol cabins with high coating requirements.

The utility model relates to the field of ceramic bearings, in particular to a ceramic bearing with a dust cover convenient to disassemble and assemble. The utility model relates to a ceramic bearing with a dust cover convenient to disassemble and assemble, which comprises a ceramic inner ring, a ceramic outer ring, a retainer arranged between the ceramic inner ring and the ceramic outer ring, a ceramic ball arranged between the ceramic inner ring and the ceramic outer ring, and a dust cover, an inner arc-shaped limiting groove is formed in the peripheral side surface of the inner ring groove of the ceramic inner ring; an outer ring groove is formed in the side face of the ceramic outer ring, and an outer arc-shaped limiting groove is formed in the circumferential side face of the outer ring groove of the ceramic outer ring. And the dustproof cover is detachably connected between the inner arc-shaped limiting groove of the ceramic inner ring and the outer arc-shaped limiting groove of the ceramic outer ring. The dustproof cover of the ceramic bearing can be quickly disassembled and assembled and is convenient to disassemble, assemble and maintain.

The utility model discloses a lightweight quick-release guardrail which comprises a tray, and a front guardrail body, a rear guardrail body, a right guardrail body, a left guardrail body and a partition plate are arranged at the top of the tray. The left guardrail and the right guardrail are symmetrical about the longitudinal center line of the tray and are frames formed by welding first aluminum square pipes, lock catches are arranged on the front portions and the rear portions of the left guardrail and the right guardrail, supporting seats are arranged on the front portions of the left guardrail and the right guardrail, and a spin lock plate, a pin shaft assembly and a rear guardrail pressing plate are sequentially arranged on the lower portions of the right guardrail from front to back. The left side guardrail and the right side guardrail are fixed through spin locks, limited through pin shafts and buckled and pressed through the rear guardrail, and pin shaft assemblies are aligned with side fixing holes in the tray to be locked and fixed. According to the utility model, the lightweight design is adopted, two persons can complete the mounting and dismounting of the guardrail and the partition plate, the operation is simple, the mounting and dismounting are quick, the maintenance is convenient, and the application is wide.

The present application relates to roughness detection equipment technical field, specifically be a kind of steel plate roughness detector with adjusting mechanism, including instrument body, the side of instrument body is equipped with side link mechanism and telescopic mechanism;The side link mechanism is used to quick-release type connection detection rod, the side link mechanism includes link block and pressing plate piece, the pressing plate piece is rotatably connected link block, the pressing plate piece and link block extrude detection rod, the side of link block is equipped with gasket.The quick-release type side link mechanism of the present application is combined with the telescopic clamping mechanism of precision screw rod, the traditional handheld roughness detector is transformed into the detection device that can be stably clamped in the edge of vertical or inclined steel plate, solves the problem that instrument cannot be fixed, inconvenient operation under special working conditions, realizes bare-handed quick assembly and disassembly and self-adapting different plate thickness, significantly improves detection efficiency and data accuracy.

This utility model belongs to the field of trolley technology, and specifically relates to a trolley that facilitates straight-line travel. It includes a balance scooter and a trolley body, connected by a connecting frame. The connecting frame is detachably connected to the trolley body and rotatably connected to the balance scooter. The balance scooter has a positioning groove, and the connecting frame has a positioning element and an elastic element. The elastic element drives the positioning element to engage with the positioning groove, fixing the balance scooter and the connecting frame relatively, thus allowing the trolley to maintain straight-line travel or maintain a certain angle of rotation. Under external force, the positioning element can move relative to the positioning groove, allowing the balance scooter and the connecting frame to rotate relative to each other, thus enabling the trolley to turn flexibly. The purpose of this utility model is to provide a user-friendly trolley that facilitates straight-line travel.

The utility model discloses a door lock plastic panel convenient to disassemble belongs to door lock panel technical field, and the door lock fixed plate body is provided with handle and key hole, and the surface of door lock fixed plate body is opened to have the mounting slot, and the bottom of mounting slot is opened to have the through -hole, and the inner wall of mounting slot swing joint has the symmetrically joint assembly, and one end of joint assembly is inserted with the plastic control panel body, and the plastic control panel body is provided with display screen and button, this door lock plastic panel convenient to disassemble, through the setting of the clamping groove, the clamp, the arc plate and the pressing block, the user is convenient for manual through the outer surface of door lock fixed plate body to the quick assembly of door lock plastic panel, greatly improved the assembly convenience of door lock plastic panel, and through the plastic control panel body setting inserts the joint, the clamping groove, the limiting portion and the elastic pad, not only can guarantee the stability of the door lock plastic panel after installation, and greatly reduce its processing difficulty, and then reduce the replacement cost.

The utility model relates to the technical field of signboard fixing support, especially to an ecological tour trail signboard fixing support, including support assembly, the support assembly includes stand, the stand bottom end is connected with the plug stick, the stand top end is connected with the extension rod, the extension rod surface swing installation has a plurality of signboard groups, the signboard group includes the loop that sets up in the extension rod ring groove surface, the loop outside surrounds and is provided with the side hanging plate, and the side hanging plate surface set -up installation has the sleeve board. The utility model discloses the loop and the ring groove cooperation design of extension rod, and the rubber strip of loop inner wall can be elastically embedded in the extension rod recess, and the rubber strip is deformed and separates from the recess when rotating the loop, realizes the 360 degrees stepless regulation of signboard board, and after adjusting, the rubber strip rebound is clamped into the recess, forms self -locking fixed, solves the problem that the angle of traditional support is not adjustable, and the installation needs accurate positioning, and the indication demand under the complex topography is adapted.

The utility model discloses a quick-assembly type grinding clamp with a pressure compensation function. The quick-assembly type grinding clamp comprises a clamp base and a rotating sleeve, a fixing block is installed on the clamp base, an inclined hole is formed in the fixing block, a first preset angle is formed between the inclined hole and the clamp base, and pins are installed on one side or two sides of the inclined hole. The rotary sleeve comprises a sleeve body and a knob connected with the top of the sleeve body; a pressing block is arranged at the position, extending out of the bottom of the sleeve body, of the extrusion assembly. The pressing block is used for being in contact with a preset multi-core connector; the sleeve body is sleeved in the inclined hole after penetrating through a reset spring; and when the knob is pushed and rotated to a second preset angle, the extrusion assembly pushes the pressing block under the guidance of the pin, and the multi-core connector is positioned and pressed on the clamp base. According to the technical scheme provided by the utility model, through pressure and positioning compensation, the problem of quick assembly and disassembly of multi-core product grinding is solved, and the common problems of short service life and unstable clamping of the existing quick assembly clamp are solved.

This utility model relates to the field of air purifier technology, specifically a plasma air purifier, including a base. A first body is fixedly installed on the front side of the top of the base, and a second body is fixedly installed on the back of the first body. Symmetrically distributed fans are arranged at the connection between the first and second bodies. This plasma air purifier, through the coordinated use of the base, first body, second body, panel, air inlet window, cover plate, operation panel, first filter plate, second filter plate, fans, mounting opening, U-shaped slot, positioning slot, air outlet window, switch, positioning block, and spring, allows for easy cleaning or replacement of the first and second filter plates during operation. Without disassembling the main body, only the cover plate needs to be manually removed to conveniently remove the filter plates from the top of the first body. Furthermore, the detachable structure of the cover plate is simple in design and easy to operate, facilitating quick installation and removal of the filter plates.

The utility model relates to the technical field of liquid tumor suction, and discloses a liquid tumor suction device which comprises a negative pressure pump, a filter assembly and a suction head, the negative pressure pump is communicated with the suction head through the filter assembly, and one end, close to the filter assembly, of the suction head is fixedly connected with a corrugated pipe. The end, close to the filtering assembly, of the corrugated pipe is fixedly connected with a second connecting pipe. According to the device for sucking the liquid tumor, when the liquid tumor is pumped, tissues in the liquid tumor are filtered and separated through the filtering main body on the filtering assembly, finally, the clean tumor is reserved in the storage bottle, the liquid tumor does not need to be filtered for the second time due to the arrangement of the filtering device, the operation process is simplified, and the working efficiency is improved. Meanwhile, filtering and pumping are achieved at the same time, the extra pollution risk is avoided when the liquid tumor is filtered, and the integrity and safety of the liquid tumor sample are kept.

The utility model relates to tent heating connector technical field discloses tent heating quick connector, including tent main part, air supply hose and air outlet hose, the outer clamping plate is equipped with sealing cover, the air supply hose is equipped with connecting piece one end close to the outer clamping plate, the connecting piece and sealing cover all are equipped with the sliding slot structure, the connecting piece passes through the sliding slot structure and is connected with the buckle of the outer clamping plate, the inner side of tent main part is equipped with the inner clamping plate through four groups of screws, the utility model discloses the sliding slot structure in one end of connecting piece and sealing cover all is equipped with, makes it with the buckle cooperation of outer clamping plate on tent main part, not only can realize the quick assembly and disassembly of connecting piece, sealing cover can tightly cover the connecting port when not using, blocks dust, rainwater and reduces the internal temperature loss, the spiral airflow formed by the cooperation of fan device in the inner clamping plate, can let warm air more efficiently circulate and spread in tent main part, improves the overall heating effect.