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40results about How to "Simple sampling operation" patented technology

High-efficiency soil sampling apparatus for environmental detection

The invention relates to a sampling apparatus, in particular to a high-efficiency soil sampling apparatus for environmental detection. The invention aims at providing a high-efficiency soil sampling apparatus for environmental detection which is simple in sampling operation, time-saving, labor-saving, high in sampling efficiency and capable of obtaining deep soil. In order to solve the technical problem, the invention provides the high-efficiency soil sampling apparatus for the environmental detection. The high-efficiency soil sampling apparatus comprises a transverse plate, supporting rods, a nut, a screw rod, a drill bit, a guide sleeve, a pressure plate, a first spring, a fixed plate, a handle, a guide rod, a connecting rod and a shovel; the left side and the right side of the bottom of the transverse plate are respectively provided with the supporting rod, the nut is arranged in the middle of the bottom of the transverse plate, the nut is internally provided with the screw rod, the screw rod is matched with the nut, the top of the screw rod is provided with a fixed plate, the right side of the top of the fixed plate is provided with the handle, and a guide hole is formed in the middle of the fixed plate. The high-efficiency soil sampling apparatus samples the soil in a manner of manually rotating the screw rod, and can also acquire the soil at different depths according to the requirements.
Owner:湛江市步赢技术检测有限公司

Surface soil sampling device for environmental detection

The invention relates to a soil sampling device and particularly relates to a surface soil sampling device for environmental detection. The surface soil sampling device for the environmental detection has the beneficial effects that the sampling operation is simple, the time and the labor are saved, and the sampling efficiency is high. The surface soil sampling device for the environmental detection comprises a base plate, an L-shaped bracket, a fixed plate, a first spring, a 7-shaped pressure plate, a bearing seat, a guide plate, a reel, a screw rod, a nut, a first pulley, a pull rope and the like, wherein the L-shaped bracket is arranged on the left side of the top of the base plate, the fixed plate is arranged at the upper part of a vertical surface of the inner side of the L-shaped bracket, and the first spring is arranged on the top of the fixed plate. According to the surface soil sampling device, surface soil is manually sampled, and the ground surface is drilled through the forward and reverse alternate rotations of a drill bit; and furthermore, the sampling efficiency is high, the operation is simple, and the structure is exquisite.
Owner:浙江问鼎环境工程有限公司

Biopsy device

ActiveCN103315778APlay a limiting rolePlay the role of safety insuranceSurgical needlesBiopsy deviceBiomedical engineering
A biopsy device comprises a needle tubing, a needle tubing seat, a handle, a handle cover, a safety device, a needle core and a triggering switch. The handle is provided with a slideway. The slideway is provided with a positioning clamp. The needle tubing seat is slidably limited on the slideway. A spring guide column is fixed at the top of the handle. A spring is mounted between the spring guide column and the needle tubing seat. The needle core penetrates the spring guide column, the spring, the needle tubing seat and the needle tubing. The triggering switch is fixed at the top end of the needle core. A triggering column parallel with the needle core is fixed at the bottom of the triggering switch. A triggering head is disposed corresponding to the positioning clamp at the back of the slideway. The safety device is disposed on the triggering switch which comprises a safety column and a triggering button. The safety column can be abutted against the bottom of the triggering switch and the top of the handle and used for stopping the triggering head from being triggered to release the positioning clamp. The triggering button matched with the safety column is movably fixed at the bottom of the triggering switch and used for controlling the safety column to be abutted against or leave the bottom of the triggering switch and the top of the handle. By the biopsy device, accidental triggering during sampling can be avoided.
Owner:北京德迈特科技发展有限公司

Pest-insect survey sampler for plant root system

A pest-insect survey sampler for a plant root system relates to the field of plant protection and ecological investigation and comprises a sampling barrel and a handle, wherein the sampling barrel isa cut tubular structure; the lowest part of the tubular body and a transitional part from a cut to the barrel wall is of a cutting edge structure which transforms from thin to thick; at least a semi-circular plug is designed at the upper bottom face of the sampling barrel; the outer arc of the plug is matched with the inner wall of the sampling barrel; a mounting bar is vertically fixed on the barrel wall; the transverse handle is fixedly mounted above the sampling barrel through the mounting bar; and the handle and the mounting bar are in a T shape. As the cut exists, simple sampling operation and complete sampling of pests and insects at plant roots can be realized; owing to plant root sampling without pest and insect escaping, and use of a desliming piece, a technicist can accurately and quickly determine the nature of pests and insects at the plant roots, and accordingly, can make a quick response to formulate correct prevention and control measures and schemes. Therefore, the plant pest-insect study efficiency and accuracy are improved.
Owner:ANSHUN UNIV

Sewage classification sampling device for water environment monitoring

The invention relates to the technical field of water environment monitoring, in particular to a sewage classification sampling device for water environment monitoring. The device comprises a supporting module; the supporting module is fixedly connected with a power module; the power module is in transmission connection with a plurality of sampling modules; each sampling module comprises a sampling rod; a toothed plate I in transmission connection with the power module is fixedly connected to the side surface of each sampling rod; an inserting groove is formed in the top surface of each sampling rod; and an inserting block in sliding connection with the inserting groove of the adjacent sampling module is fixedly connected to the bottom surface of the sampling rod. According to the sewage classification sampling device for water environment monitoring of the invention, a plug pin I is in sliding connection with the inserting block of the adjacent sampling module, and therefore, duringduring transportation, the plug pin can be pulled out, the two sampling modules can be separated; the plurality of sampling modules can be connected in sequence, classified sampling is carried out through sampling cylinders on the sampling modules; the sampling rods are shorter, so that the operation and the transportation are convenient; and a certain number of sampling modules can be connected asrequired, so that the use is more flexible.
Owner:ZHENGZHOU RAILWAY VOCATIONAL & TECH COLLEGE

Shallow water sampling device and using method thereof

The invention discloses a shallow water sampling device and a using method thereof, and relates to the technical field of environmental water quality monitoring. The device comprises a supporting rodand a sampling container, wherein the sampling container is provided with a sampling pipe in a matching manner, a spherical bag body is arranged in the sampling container, a water inlet is formed on aside wall of the sampling pipe, a limiting plate is further arranged in the sampling pipe in a matched mode, a piston is further arranged in the sampling pipe located below the limiting plate, a piston rod is fixed to a top side surface of the piston, a front end of the supporting rod is connected with a guide pipe through a plurality of connecting columns, the guide pipe is sleeved with the sampling pipe, a pulley is fixed at an end part of the guide pipe through a bracket, a first traction rope is fixed at an end part of the sampling pipe, the first traction rope is matched with the pulley,a pull ring is fixed at an end part of the first traction rope, and a second traction rope is fixed to a top end of the piston rod. The device is advantaged in that the device can be used for conveniently and quickly sampling for multiple times, accurate positioning and quantitative sampling are realized, moreover, sampling operation is simple, the labor is saved, and labor intensity is low.
Owner:安徽金联地矿科技有限公司

Liquid collecting device for bronchoscope

The invention discloses a liquid collecting device for a bronchoscope. The device comprises a sampling tube, a collecting tube and a liquid collecting bottle; the sampling tube comprises an inner tubeand an outer tube; the inner tube sleeves the collecting tube; the collecting tube is communicated with a negative-pressure liquid collecting bottle; the lower pipe orifices of the inner tube and theouter tube are respectively provided with a pipe orifice opening and closing device. According to the invention, the liquid collecting device is matched with the bronchoscope to absorb the secretionat the far end of the airway and a bronchoalveolar lavage fluid, the orifice channels of the inner and outer tubes are closed with double air tightness, and the sterile environment in the whole process of introducing the device into the bronchoscope and performing collection is ensured; the opening of the umbrella-shaped structure can avoid the contact of the inner tube and the collecting tube with the upper airway secretion adhered to the surface of the air bag, thereby ensuring the reliability of the collected liquid sample; the bronchoalveolar lavage is carried out to ensure that the lavagefluid does not contact the upper airway secretion and the sampling is not polluted by the upper airway flora; the sampling amount is observed in the whole process, so that the rapid sampling and recording are convenient; and manual or automatic negative-pressure drainage sampling operation is carried out.
Owner:TIANJIN CHEST HOSPITAL

Water quality sampling device for environmental protection detection

The invention discloses a water quality sampling device for environmental protection detection, and relates to the technical field of detection sampling devices. The water quality sampling device comprises a sampling platform arranged on the water surface, and further comprises a sampling pipe, wherein a through hole movably matched with the sampling pipe is formed in the sampling platform, mounting grooves are formed in the sampling platform on the two sides of the through hole, two guide plates are mounted at the through hole in a matched mode, mounting flanges matched with the mounting grooves are arranged on the outer sides of the guide plates, limiting switch structures are arranged on the two sides of the ends of the guide plates, and two channels are formed between the two guide plates. Through cooperative use of the sampling pipe and the extension pipe assembly, in the use process, change can be conducted at will according to the requirement for the sampling depth, and samplingoperation is simple.
Owner:安徽金联地矿科技有限公司

Drilling and sampling equipment for engineering detection

The invention discloses drilling and sampling equipment for engineering detection, and belongs to the field of engineering sampling. The drilling and sampling equipment comprises a base, vertical frames are symmetrically mounted on the upper side of the base, a plurality of universal wheels are mounted on the lower side of the base, a lifting plate is arranged on the upper side of the base, the two ends of the lifting plate are slidably mounted on the vertical frames respectively, the vertical frames are rotatably provided with lifting screw rods, the lifting screw rods and the lifting plate are in threaded installation, the lifting screw rods are driven by a lifting motor, the lifting plate is rotatably provided with a sampling rotary drum, the sampling rotary drum is driven by a driving motor, and the bottom end of the sampling rotary drum is provided with a plurality of crushing cones. According to the device, local sampling operation can be carried out on a concrete slab, the sampled sample is cylindrical, the shape is well preserved, the sampling process is simple, an acetone solution is sprayed during sampling, and a protective film can be formed after the acetone solution is dried so that the physical and chemical properties of the sample are prevented from being damaged due to the influence of the external environment.
Owner:SICHUAN UNIV

Cervix uteri sampler

PendingCN110074827AEasy to holdEasy to control the size of the applied forceSurgical needlesVaccination/ovulation diagnosticsGynecologyPhysiology
The invention discloses a cervix uteri sampler. The sampler comprises a forcep body and a sampling structure, the sampling structure comprises a sampling tube I and a sampling tube II, the sampling tube I and the sampling tube II are of tubular structures and are connected with each other in a sleeving way, the upper end and the lower end of the tubular structures are through, the external diameter of the sampling tube I is not larger than the inner diameter of the sampling tube II, the top faces of the sidewalls of the sampling tube I and the sampling tube II are respectively provided with limit thorns, and the limit thorns of the sampling tube I and the sampling tube II are arranged oppositely. The cervix uteri sampler has the advantages that the location is accurate, sampling operationis simple and rapid, the sampler can be applied to sampling of various smooth and curved tissue surfaces, and the situation that the sampling cannot be carried out because the sampler cannot fix tissues does not happen; as the sampling tube I and the sampling tube II have certain shapes and thicknesses, the tissues with different thicknesses and positions can be selected according to the amount ofthe sampling, the sampling is carried out by enabling the sampling tube I and the sampling tube II to be connected in a sleeving way after the location is carried out by the limit thorns, and the problems that an existing sampler is small in sampling amount, multiple times of sampling are needed, more damage points are caused to cervix uteri are solved.
Owner:郭晓青

A stratified sampling device for soil testing

The invention relates to a sampling device, and in particular relates to a stratified sampling device for detecting soil. The invention aims to solve a technical problem of providing the stratified sampling device for detecting the soil, which has the advantages of simplicity in sampling operation, time saving and labor saving, high sampling efficiency, capability of taking deep-layer soil and capability of realizing stratified sampling. In order to solve the technical problems, the stratified sampling device for detecting the soil, provided by the invention, comprises a sampling box, a lower bearing block, an upper bearing block, a screw rod, a nut, a tapered block, a first sliding rail, a first sliding block, a retractable connecting rod, a shovel, a circular disc, a handle and the like; the lower bearing block is arranged in the middle of the bottom of the inside of the sampling box; the upper bearing block is arranged in the middle of the top of the inside of the sampling box; the screw rod is arranged between the lower bearing block and the upper bearing block; the screw rod stretches out of the top of the sampling box. According to the stratified sampling device for detecting the soil, manual operation is used as power, and is used for sampling the soil in different depths, so that a lot of manpower and material resources are saved to a certain extent.
Owner:潘宁

Sampling device for liquid food detection

The invention discloses a sampling device for liquid food detection, and relates to the technical field of food detection and sampling. The sampling device comprises a sampling container, a sampler fixing piece and an operating rod, wherein the sampling container comprises a lower cylinder and an upper cylinder which are connected in a sealing fit manner; a waved plate is arranged on the upper cylinder body, and an air cavity is formed between the upper cylinder body and the waved plate; an opening for communicating the air cavity with the lower cylinder is formed in the bottom end of the waved plate; a liquid inlet joint A and an air outlet joint A are respectively arranged on the upper cylinder body on the two sides of the waved plate; the sampler fixing part comprises a fixing column, asupporting plate is arranged on one side of the fixing column, and a sampling cover cylinder used for containing the sampling container is arranged on the supporting plate. An end cover is arranged at the top of the sampling cover cylinder. With cooperative use of the sampling container, the sampler fixing piece and the operating rod, sampling samples of liquid at different depths can be obtainedthrough one-time operation in operation, and the sampling operation is simple.
Owner:ANHUI ZHONGQING INSPECTION & DETECTION CO LTD

Semi-open type drill rod for deposition sampling and using method of semi-open type drill rod

The invention relates to a semi-open type drill rod for deposition sampling. The semi-open type drill rod comprises a drill rod main body and a sealing plate, wherein the drill rod main body is a cylindrical body, the side wall of the cylindrical body is provided with a notch along the length direction of the drill rod, the sealing plate is a semi-cylindrical shell, the semi-cylindrical shell matches with the notch in the drill rod main body, the semi-cylindrical shell and the notch in the drill rod main body are detachably spliced to form a closed cylindrical drill rod, a separation cutter plate is connected between the two sides of the bottom of the sealing plate, and the separation cutter plate is located in the central plane. According to the semi-open type drill rod, the sampling efficiency can be better improved, the sampling difficulty and dangerousness are reduced, the attractiveness of the section of sediment is improved, the sampling amount is increased, the cost is saved, and waste is avoided.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)

Shallow Soil Borrowing Module for Geological Exploration

The invention relates to a shallow soil taking assembly for geological prospecting. The shallow soil taking assembly comprises a soil taking sleeve and a soil taking device. The side wall of the soil taking sleeve is provided with soil taking grooves which penetrate through the inner side and the outer side of the soil taking sleeve and are parallel to the axis of the soil taking groove, and the soil taking grooves are symmetrically formed in the radial direction of the soil taking sleeve; the soil taking device comprises a U-shaped frame, the U-shaped frame comprises a fixed inserting plate and a fixed supporting plate, a movable inserting plate parallel to the fixed inserting plate is mounted between the fixed inserting plate and the fixed supporting plate, and the movable inserting plate is movably mounted on a guide rod between the fixed inserting plate and the fixed supporting plate; the fixed supporting plate is further spirally provided with a clamping screw, and the side wall of the soil taking sleeve is further provided with a clamping groove matched with the clamping screw; the fixed inserting plate and the movable inserting plate are inserted into the two opposite soil taking grooves, and the end of the clamping screw abuts against the movable inserting plate in a squeezing mode; the outer side of the U-shaped frame is provided with a squeezing and pushing structure for squeezing and pushing the soil taking sleeve.
Owner:中冶地集团西北岩土工程有限公司

Solid-state fermented grain sampling device

The invention discloses a solid-state fermented grain sampling device, belongs to the technical field of solid-state fermentation, and provides the solid-state fermented grain sampling device which is simple and convenient to operate and accurate in sampling. The solid-state fermented grain sampling device comprises an extension rod and a sampling body, one end of the sampling body is provided with a conical head cone, the other end of the sampling body is connected with one end of the extension rod, the other end of the extension rod is a holding handle, the sampling body comprises a cylinder body wall and a grain scraping arc-shaped piece, a material containing chamber is arranged in the cylinder body wall, a feeding opening is formed in the cylinder body wall, the vertical edge of one side of the grain scraping arc-shaped piece and the vertical edge of one side of the feeding opening can be in pivot joint fit in a relatively rotating mode through a rotating shaft, and after the scraping arc-shaped piece rotates, the feeding opening can be switched between a closed state and an open state. The feeding opening can be opened and closed by rotating the sampling device after the device is inserted into fermented grains by a specified depth, so that the purpose of accurate sampling is achieved.
Owner:JIANGNAN UNIV +1

Boiler porous pulverized coal sampling gun and design method thereof

The invention discloses a boiler porous pulverized coal sampling gun and a design method thereof. A sampling hole is formed in the sampling gun, a conical plug is arranged at the gun head of the sampling gun, and a positioning pointer is arranged on the outer wall of the sampling gun; a sampled pulverized coal pushing device is arranged in the sampling gun; and a pulverized coal leakage preventiondevice is arranged in the sampling hole. Through the implementation of the sampling gun, the problems that the existing single-hole pulverized coal sampling time is long and a rotary sampling systemis complex can be effectively solved. Through a porous pulverized coal sampling pipe, pulverized coal sampling can be performed representatively. The porous pulverized coal sampling pipe is simple andpractical. Pulverized coal sampling operation is simple, sampling is convenient, the sampling position does not need to be calibrated in advance, and pulverized coal sampling representativeness is high. A baffle plate is arranged at the sampling hole of the porous pulverized coal sampling gun, so that pulverized coal in the pipeline can enter the sampling gun by pushing the baffle plate through forward wind pressure. Through the arrangement of a spring, the collected pulverized coal is prevented from reversely flowing out of the sampling gun, and the effect of maintaining the sampling resultis achieved.
Owner:LIAONING DONGKE ELECTRIC POWER

Portable wastewater sampling and detecting device

The invention belongs to the technical field of wastewater detection, and discloses a portable wastewater sampling and detecting device which comprises a supporting main body and a reagent bottle group arranged on one side of the supporting main body, a sampling assembly is arranged on the other side of the supporting main body, and a plurality of mounting seats are integrally connected to the positions, corresponding to the reagent bottle group, of one side of the supporting main body. The reagent bottle group is arranged in the mounting seat in a sleeving manner, a guide auxiliary pad is adhered to one side, deviating from the mounting seat, of the supporting main body, a plurality of positioning grooves are formed in the guide auxiliary pad at equal intervals, and the sampling assembly comprises a liquid inlet pipe group, a communicating pipe group, a five-way electromagnetic control valve and a liquid taking piece. The liquid taking piece is connected with the communicating pipe group through the five-way electromagnetic control valve, the communicating pipe group is connected with the liquid inlet pipe group, and the liquid inlet pipe group is arranged in the positioning groove and connected with the reagent bottle group. The sampling operation is simplified, the detection efficiency and accuracy are improved, and the practicability is high.
Owner:深圳市惠利权环境检测有限公司

Movable impact type fly ash sampler

The invention discloses a movable impact type fly ash sampler. The sampler comprises a pipe body (2) and a pipe orifice (2-1) positioned at the front end of the pipe body (2), wherein the pipe orifice(2-1) is in the shape of an arc or a V-shaped inclined plane. According to the fly ash sampler disclosed by the invention, the problems that the quantity of conventional fixed fly ash sampling pointsis small and the representativeness is poor can be effectively solved. The movable impact type fly ash sampler is developed first, and fly ash sampling can be representatively performed. The fly ashsampling device is simple and practical. The fly ash sampling operation is simple, the sampling is convenient, the sampling operation can be completed by a single person, and the sampling representativeness is high.
Owner:STATE GRID CORP OF CHINA +2

Soil sampling device

The invention discloses a soil sampling device, and relates to the technical field of environment-friendly soil sampling. The soil sampling device comprises an operating hand rod and a sampling cylinder at the front end of the operating hand rod, wherein an adjusting connector is connected between the operating hand rod and the sampling cylinder, a fixed convex ring is arranged at the end portionof the front end of the operating hand rod, and is connected with a contact ring in contact with the bottom surface through at least three connecting rod structures, a cavity is formed in the end faceof the front end of the operation hand rod, a guide column is arranged in the cavity, the adjusting connector is of a columnar structure capable of sliding up and down along the cavity, a guide groove in guide fit with the guide column is formed in the upper surface of the adjusting connector, a locking part is arranged on the bottom side face of the fixed convex ring, a locking mechanism is arranged on the locking part, and a groove channel matched with the locking mechanism is formed in the side face of the periphery of the adjusting connector. Through combined application of the sampling cylinder, the connecting rod structure and the contact ring, surface-layer soil of wet soft soil can be accurately sampled according to requirements.
Owner:安徽金联地矿科技有限公司

Shallow soil sampling components

The invention relates to a shallow soil sampling component. The shallow soil sampling component comprises a soil sampling sleeve and a soil sampling device, wherein soil sampling grooves are formed in the side wall of the soil sampling sleeve, penetrate through the side wall of the soil sampling sleeve and are axial to the axis of the soil sampling sleeve, and the soil sampling grooves are symmetrical about the radial direction of the soil sampling sleeve; the soil sampling device comprises a U-shaped frame, the U-shaped frame comprises a fixed insertion plate and a fixed supporting plate, a movable insertion plate parallel to the fixed insertion plate is installed between the fixed insertion plate and the fixed supporting plate, and the movable insertion plate is movably installed on a guide rod between the fixed insertion plate and the fixed supporting plate; a clamping screw is installed on the fixed supporting plate in a spiral mode, and a clamping groove matched with the clamping screw is formed in the side wall of the soil sampling sleeve; the fixed insertion plate and the movable insertion plate are inserted in two opposite soil sampling grooves, and the end of the clamping screw abuts against the movable insertion plate; through holes penetrating through the two sides of the fixed insertion plate are evenly distributed in the fixed insertion plate, and an extrusion device is installed on the outer side of the fixed insertion plate.
Owner:上海中煤物探测量有限公司

An efficient soil sampling device for environmental testing

The invention relates to a sampling apparatus, in particular to a high-efficiency soil sampling apparatus for environmental detection. The invention aims at providing a high-efficiency soil sampling apparatus for environmental detection which is simple in sampling operation, time-saving, labor-saving, high in sampling efficiency and capable of obtaining deep soil. In order to solve the technical problem, the invention provides the high-efficiency soil sampling apparatus for the environmental detection. The high-efficiency soil sampling apparatus comprises a transverse plate, supporting rods, a nut, a screw rod, a drill bit, a guide sleeve, a pressure plate, a first spring, a fixed plate, a handle, a guide rod, a connecting rod and a shovel; the left side and the right side of the bottom of the transverse plate are respectively provided with the supporting rod, the nut is arranged in the middle of the bottom of the transverse plate, the nut is internally provided with the screw rod, the screw rod is matched with the nut, the top of the screw rod is provided with a fixed plate, the right side of the top of the fixed plate is provided with the handle, and a guide hole is formed in the middle of the fixed plate. The high-efficiency soil sampling apparatus samples the soil in a manner of manually rotating the screw rod, and can also acquire the soil at different depths according to the requirements.
Owner:湛江市步赢技术检测有限公司

Blood sample multi-indicator test card box

The invention provides a blood sample multi-indicator test card box. The box includes a box body and a box cover, wherein the box body is provided with a test strip receiving slot, a first end of thetest strip receiving slot penetrates through one side of the box body to form a through port, one part of a test strip is arranged in the test strip receiving slot, the other part of the test strip stretches to an outer portion of the box body through the through port, the box cover is arranged above the box body and covers the test strip receiving slot, a lower surface of the box cover is concavely provided with a siphon tank, the box cover is provided with an air hole, the air hole corresponds to a second end of the test strip receiving slot, one end of the siphon tank is communicated with the through port, the other end of the siphon tank is communicated with the air hole, and the box cover is provided with a developing port. The box is advantaged in that after the test strip is mounted, one end of the test strip is arranged outside the box body, a subject can drop the blood directly on the test strip by placing a finger close to the test strip, use of a pipette or a dropper can beomitted, and the sampling operation can be simplified; the blood is sucked into a siphon tank under the siphon action of the siphon tank and smoothly guided to the respective reaction positions of thetest strip, and the dispersion speed of the blood on the test strip is improved.
Owner:BEIJING YICHENG BIOELECTRONICS TECHNOLOGY COMPANY

Biopsy device

ActiveCN103315778BPlay a limiting rolePlay the role of safety insuranceSurgical needlesBiopsy deviceBiomedical engineering
A biopsy device comprises a needle tubing, a needle tubing seat, a handle, a handle cover, a safety device, a needle core and a triggering switch. The handle is provided with a slideway. The slideway is provided with a positioning clamp. The needle tubing seat is slidably limited on the slideway. A spring guide column is fixed at the top of the handle. A spring is mounted between the spring guide column and the needle tubing seat. The needle core penetrates the spring guide column, the spring, the needle tubing seat and the needle tubing. The triggering switch is fixed at the top end of the needle core. A triggering column parallel with the needle core is fixed at the bottom of the triggering switch. A triggering head is disposed corresponding to the positioning clamp at the back of the slideway. The safety device is disposed on the triggering switch which comprises a safety column and a triggering button. The safety column can be abutted against the bottom of the triggering switch and the top of the handle and used for stopping the triggering head from being triggered to release the positioning clamp. The triggering button matched with the safety column is movably fixed at the bottom of the triggering switch and used for controlling the safety column to be abutted against or leave the bottom of the triggering switch and the top of the handle. By the biopsy device, accidental triggering during sampling can be avoided.
Owner:北京德迈特科技发展有限公司

Pipeline type material sampling device

The invention relates to a pipeline type material sampling device. The pipeline type material sampling device comprises a sampling short-circuiting device and a sampling bottle which are communicated with a material conveying pipe, wherein a main body of the sampling short-circuiting device is a tank body with a cavity; penetrating openings are formed in the front side and the rear side of the tank body and are used for being communicated with the material conveying pipe; a valve seat and a valve core matched with the valve seat are arranged inside the tank body; a sampling channel is arranged at the bottom of the valve seat; a sampling opening communicated with the sampling bottle is formed in the lower part of the sampling channel; the sampling channel is in a normally-closed state; a valve rod is arranged above the valve core; a locking knob is arranged at the upper end of the valve rod; a top cover is also arranged outside the valve rod in a sleeving manner; a locking spring arranged outside the valve rod in the sleeving manner is arranged in the top cover and is in a compressed state; a pressure lever sleeve which is in fastening connection with the valve rod is arranged outside the valve rod in the sleeving manner; the pressure lever sleeve is connected with a handle positioned outside the tank body through a cross bar; and a rotating pivot is arranged at a position, located outside the valve rod, below the cross bar. The pipeline type material sampling device disclosed by the invention is uniform in sampling and has representativeness.
Owner:JIUJIANG TINCI ADVANCED MATERIALS CO LTD
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