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40results about How to "Instant replacement" patented technology

Energy-saving high-efficiency tapioca root harvester

The invention discloses an energy-saving high-efficiency tapioca root harvester comprising a lifting traction subassembly, a pull rod, a frame and perching knife subassemblies, wherein the lifting traction subassembly is articulated on a vehicle body, the pull rod is fixed on the vehicle body, the lifting traction subassembly is articulated with a hanging hole seat at the front end of the frame, and the pull rod is articulated with a connecting long plate of the frame. The energy-saving high-efficiency tapioca root harvester is characterized in that each perching knife subassembly comprises asupporting post, a shovel holder, wing shovel fixing plates, a wing shovel and a shovel point; the upper end of the supporting post is fixed at the bottom of a main beam of the frame, the lower end ofthe supporting post is provided with the shovel holder, the front end of the shovel holder is provided with the shovel point, both sides of the shovel holder are provided with the sloping wing shovelfixing plates, and the wing shovel is connected with the wing shovel fixing plates in a removable mode. The three perching knife subassemblies are not arrayed side by side but in a staggered mode, each wing shovel only harvests a half ridge of tapioca roots, and therefore, the perching knife subassemblies greatly reduce the operation resistance. The energy-saving high-efficiency tapioca root harvester has low energy consumption and high production efficiency and can regulate the burying angle and the burying depth of the perching knife subassemblies by the telescopic pull rod and a connectingrod.
Owner:AGRI MACHINERY INST CHINESE TROPICAL ACAD OF SCI

Technical method and device for preparing drinking water from air

The present invention discloses a technical method and its device for making drinking water from the air. The said method uses air dehumidifying system to collect water ready for use, the evaporator in dehumidifying system lowers the temperature of incoming air below the dew point temperature of aqueous rapour, the collected water drops into water body which is filtered and ozone-sterilized into water suitable for drinking purpose.
Owner:QINGDO CITY DOMESTIC ELECTRIC APPLIANCE INST

Hydraulic supporting leg structure and movable type crusher

The invention relates to a hydraulic supporting leg structure and a movable type crusher. The hydraulic supporting leg structure comprises a supporting leg base assembly, a hydraulic supporting leg assembly, a hanging structure and a jacking structure, wherein the supporting leg base assembly is fixedly connected to a frame body of a to-be-supported device; the hydraulic supporting leg assembly can be hung onto the supporting leg base assembly through the hanging structure and can be used for jacking the supporting leg base assembly through the jacking structure. The hydraulic supporting leg structure provided by the invention is convenient to assemble and disassemble, the off-road capability and the passing capacity of the overall movable type crusher can be improved, the overall weight is reduced during movement, the movable type crusher is convenient to transport and maintain, and serialization and immediate replacement are facilitated.
Owner:XUZHOU XCMG MINING MACHINERY CO LTD

Photocatalysis wastewater degradation reactor capable of actively monitoring state of electrodeless UV lamp (ultraviolet lamp)

The invention relates to a photocatalysis wastewater degradation reactor capable of actively monitoring the state of an electrodeless UV lamp (ultraviolet lamp), which belongs to the technical field of wastewater treatment, and aims at solving the problems that the function state of an electrodeless lamp can not be known in real time, a cavity of a quartz tube for screen protection of the electrodeless lamp has sudden inflow of water, nano-photocatalyst loss and waste of microwave energy are caused, wastewater treatment amount of a single tank of the reactor is small, the endpoint time of the degradation reaction is difficult to distinguish, reverse fluid channeling of secondary ozone corrodes a magnetron, and the like in the existing relevant technology. According to the scheme, one end of an optical fiber is led to the periphery of the quartz tube, and the tail end of the optical fiber is guided to be pointed to the cavity of the quartz tube, the other end of the optical fiber is attached to and points at a detection window of an ultraviolet light strength detector, the ultraviolet light strength detector further can be connected with extending mechanisms such as an ultraviolet light intensity attenuation alarm, and therefore, the structure can be used for monitoring the function state of the electrodeless lamp in real time. With the adoption of the reactor provided by the invention, the other problems in the scheme are also solved.
Owner:李榕生

Photocatalysis waste water degradation reactor for self state inspection of electrodeless ultraviolet lamp

The invention relates to a photocatalysis waste water degradation reactor for self state inspection of an electrodeless ultraviolet lamp and belongs to the technical field of waste water treatment. Problems that functions and states of electrodeless lamps cannot be known instantly, cavities of quartz tubes for shielding the electrodeless lamps have water burst, microwave energy is wasted, capacity of single tanks is small, degradation reaction endpoint time is difficult to tell, reverse fluid channeling of secondary ozone can cause corrosion on magnetrons and the like exist in the prior art. The photocatalysis waste water degradation reactor for self state inspection of the electrodeless ultraviolet lamp is used for solving the problems. One end of an optical fiber is guided to the periphery of a quartz tube, the end of the optical fiber points to the cavity of the quartz tube, and the other end of the optical fiber adheres to and points to a detection window of an ultraviolet light strength detector which can be further connected with an ultraviolet light strength attenuation alarm and other extending mechanisms so as to timely monitor the functions and states of the electrodeless lamp. The photocatalysis waste water degradation reactor totally solves all other relevant problems.
Owner:李榕生

Microgrid power supply system of power distribution station

The invention discloses a microgrid power supply system of a power distribution station. The system comprises an inverter, a solar cell panel and a storage battery pack composed of a plurality of storage batteries. The inverter is provided with a cell panel interface electrically connected with the solar cell panel. The inverter is provided with a positive interface and a negative interface whichare electrically connected with the storage battery pack; a mains supply input interface and a power utilization output interface are further formed in the inverter, and when the storage battery is charged by the solar cell panel through a connector protection mechanism, interval type charging operation can be carried out, so that the situation that the service life of the storage battery is shortened due to long-time overcharging is avoided; and meanwhile, through the battery protection mechanism, when the storage battery is overcharged to generate heat or internal short circuit expansion iscaused by long-time use, the charging interface can be quickly disconnected, and battery damage information can be quickly provided, so that further protection and maintenance of the storage battery are realized.
Owner:GUANGDONG POWER GRID CO LTD +1

Energy-saving power distribution room monitoring system and monitoring method

PendingCN112882431ARemove exceptionTimely warning informationProgramme controlComputer controlPower equipmentReal-time computing
The invention discloses an energy-saving power distribution room monitoring system and monitoring method, belongs to the technical field of power equipment. The energy-saving power distribution room monitoring system and monitoring method are used for monitoring the power consumption condition of n users. The system comprises a cloud server, a station monitoring module arranged in a power distribution room, n power consumption monitoring modules matched with the users one by one, n warning modules which are matched with the users one by one and are arranged in the power distribution room; the n power consumption monitoring modules respectively record previous power consumption of the n users by taking a time period as a unit; and the station monitoring module obtains standard power consumption of each user in at least three time periods according to the previous power consumption. an existing aging community has many problems, the novel energy-saving power distribution room monitoring system which can monitor waste of electric resources and the outburst of diseases due to the fact that old people forget to turn off electric appliances is provided.
Owner:深圳美华电力工程设计有限公司

High-capacity reactor capable of monitoring state of lamp source in real time for photocatalysis wastewater degradation

The invention relates to a high-capacity reactor capable of monitoring the state of a lamp source in real time for photocatalysis wastewater degradation, and belongs to the technical field of wastewater treatment. Problems of difficulty in real-time knowing of functional status of an electrodeless lamp, water bursting in a cavity of a quartz tube for shielding an electrodeless lamp, weakness in the interception link of a catalytic agent, low handling capacity of a single tank of the reactor, difficulty in distinguishing of time of degradation reaction endpoint, the corrosion of reverse fluid channeling of secondary ozone to magnetrons and the like exist in existing related technologies. The technical scheme aims at solving the series of problems. According to the technical scheme, the high-capacity reactor is characterized in that one end of an optical fiber is introduced into the periphery of the quartz tube, the tip of one end of the optical fiber points to the cavity of the quartz tube, and the other end of the optical fiber is close to and points to a detection window of an ultraviolet strength detector, so that the functional status of the electrodeless lamp is monitored in real time by means of the structure; the other problems are solved by means of the structure.
Owner:重庆尧群环保科技有限公司

Building method of flame path wall of roaster

This invention is a carbon roaster flame path wall building method. It includes procedurals such as wall building, integral swing and spot assembly. There is lifting platform outside of the roaster. The flame path wall swing frame is arranged on the platform. The flame path wall body is built in the frame. The frame and flame path wall are swung together to the corresponding position of roaster by lifting equipment. After falling on the ground, the frame board is unloaded and plastered with fire-proof ash to fix the flame path wall. This invention not only improves constructing environment, but also reduce the working intensity of workers. This invention greatly shortens the troubleshooting time of roaster and increases the manufacturing efficiency.
Owner:NORTHEASTERN UNIV ENG & RES INST CO LTD

Hook-loop surface anti-slip pad and overwater device with hook-loop surface anti-slip pad

The invention discloses a hook-loop surface anti-slip pad, which comprises a hook surface layer and a loop surface layer, wherein a double faced adhesive tape layer is arranged on the lower surface ofthe hook surface layer; one side of the double faced adhesive tape layer is pasted with the lower surface of the hook surface layer; the other side of the double faced adhesive tape layer is used forbeing pasted with the outside; the upper surface of the hook surface layer is provided with a hook type fabric to from a hook surface; the lower surface of the loop surface layer is provided with a loop type fabric to form a loop surface; the upper surface of the loop surface is provided with an anti-slip layer. The lower surface of the hook surface layer is provided with the double faced adhesive tape layer, so that the bonding with the outside such as a casing of a surfboard can be realized; the anti-slip layer is arranged on the loop surface; the other side (i.e., the loop surface is formed by loop type fabric on the lower surface) is pasted, connected and fixed with the hook surface formed by a hook type fabric on the hook surface layer. The structure mode is novel and unique; the structure is not an integral structure and is a dismountable structure; when the anti-slip layer needs to be replaced, the loop surface layer can be torn off from the hook surface layer; the integral replacement is not needed; the use is convenient.
Owner:江苏大同制鞋工业有限公司

Small fuse with fusing indication function

The invention relates to a small fuse with a fusing indication function. The small fuse comprises a fuse unit and a fusing indication unit, wherein a main fuse wire and the fusing indication unit are arranged in the fuse unit. Because the fusing indication unit is arranged in the fuse unit, when the main fuse wire in the fuse unit is fused, the fusing indication unit subsequently works and sends a fusing indication signal, and an operator masters the fusing state of the main fuse wire in the fuse unit according to the fusing indication signal. The fusing indication signal which is sent by the fusing indication unit is a signal which can be perceived visually and tactually by the operator. The fusing indication unit sends the fusing indication signal in a mechanical movement mode.
Owner:王晨侠

Tissue box capable of keeping out dust

The invention provides a tissue box capable of keeping out dust. The tissue box comprises a box body, the box body is provided with a tissue slot, a cover is arranged over the tissue slot, and a display panel for displaying the number of tissues is arranged on the box body. Since the cover is arranged on the box body of the tissue box, the tissue slot is covered by the cover, so that dust can be prevented from dropping on the tissues, and thereby the sanitation of the tissues in use is ensured. Moreover, because a counter is arranged in the box body of the tissue box, a user can clearly know the number of the remaining tissues in use, and can be conveniently reminded to reload the tissue box, consequently, the situation that tissues are absent when urgently needed is avoided, and great convenience is brought to the user.
Owner:陈伟群

Multifunctional table lamp

The invention provides a multifunctional table lamp. The multifunctional table lamp comprises a base and a lamp tube, wherein the lamp tube is connected with the base through a bracket; the side wall of the base is provided with a table lamp switch; a tissue box is arranged inside the base; the side wall of the base is provided with a transverse incision for extracting facial tissues; the side wall of the base is provided with a display panel for displaying the quantity of tissues. By adopting the table lamp, a novel function of an additional tissue box can be realized; moreover, a counter is arranged in the tissue box inside the table lamp base, so that a user can get the remaining quantity of tissues at a glance and is reminded of replacing immediately, the situation of unavailable tissues when emergency use is needed is avoided, and the great convenience is brought to the user.
Owner:陈伟群

Semi-automatic dried beancurd stick production line

The invention discloses a dried beancurd stick production line and a graded production method, and belongs to the technical field of food production. The invention solves the problem of low production efficiency of beancurd sticks, and the main points of the invention are that the production line comprises a material conveying area, a soybean milk boiling area, a beancurd stick forming area, an airing area, a material conveying device, a soybean milk boiling device, a peeling device for beancurd stick forming and a heat supply system, wherein the material conveying device, the soybean milk boiling device and the peeling device are respectively arranged in the material conveying area, the soybean milk boiling area and the beancurd stick forming area; the material conveying device conveys raw materials to the soybean milk boiling device; soybean milk is produced through the soybean milk boiling device, and then the soybean milk is conveyed to the peeling device to be peeled and aired. Production of bean curd sticks can be standardized, production benefits are improved, soybean milk with different qualities is treated through the soybean milk boiling device, instant production is performed after instant soybean milk boiling, the fresh degree and taste of the bean curd sticks are improved, soybean milk treatment is achieved through equipment of a simple structure, raw materials are fully utilized, and the bean curd sticks with different grades are produced, so as to meet different requirements of the market.
Owner:广西武宣农家富食品有限公司

Single Tube Sheet Heat Exchanger

The invention relates to the technical field of single-tube-plate heat exchangers, in particular to a single-tube-plate heat exchanger. The single-tube-plate heat exchanger comprises a shell, wherein a plurality of heat exchange tubes are arranged in the shell; the axial directions of the plurality of heat exchange tubes are parallel with each other; end sockets are arranged at the two ends of the shell, and a tube plate is arranged between the shell and the end sockets; stepped holes are formed in the tube plate, and the end parts of the heat exchange tubes penetrate through the stepped holes; the stepped holes comprise parts with large hole diameters and parts with small hole diameters, the parts with the large hole diameters are located at the side of the end sockets, and the parts with the small hole diameters are located at the side of the shell; and sealing assemblies are arranged at the parts with the large hole diameters of the stepped holes, and the sealing assemblies are arranged on the heat exchange tubes in a sleeving manner. The single-tube-plate heat exchanger provided by the invention has the characteristics of being wide in use range, low in mounting requirement, simple to repair, short in maintenance time and low in maintenance cost.
Owner:无锡英罗唯森科技有限公司

A robot for live detection and cleaning of insulators for EHV and UHV lines

The invention discloses an EHV and UHV transmission line insulator live-line detection / cleaning integrated robot which comprises a second mechanical arm whose upper part outside is equipped with a hairbrush ring and first and third mechanical arms at two sides of the second mechanical arm. The three mechanical arms share a vertical center surface and are supported and fixed through a fixed base. The first and third mechanical arms can autonomously extend and retract left and right, and the second mechanical arm can move left and right with the fixed seat. The second mechanical arm and any one of the first and third mechanical arms or the three mechanical arms can grasp an insulation steel cap simultaneously to form one or two loops to detect the insulation resistors in the corresponding loops. The insulation steel cap can be holded or loosened through the up and down movements of the three mechanical arms, and the left and right movements of the fixed seat and the left and right movements of the whole robot can be realized through the left and right extension and retraction movements of the first and third mechanical arms so as to detect and clean insulators at different positions.
Owner:STATE GRID HUNAN ELECTRIC POWER CO LTD MAINTENANCE CO +3

Large capacity microwave photocatalytic wastewater degradation device of self-inspection electrodeless UV lamp state

The present invention relates to a large capacity microwave photocatalytic wastewater degradation device of a self-inspection electrodeless UV lamp state, belonging to the technical field of wastewater treatment. In the related art, the problems include difficulty in real-time awareness of the functional state of an electrodeless lamp, water burst of a quartz pipe cavity of the electrodeless lamp, waste of microwave energy, smaller single-tank wastewater treatment capacity, difficulty in distinguishing the time of degradation reaction endpoint, magnetron corrosion caused by reverse crossflow of secondary ozone and the like, and the scheme is designed against the series of the problems. According to the scheme, one ends of optical fibers are introduced to rim of a quartz pipe and the ends point at the quartz pipe cavity, and the other ends of the optical fibers get close to and point at a detection window of a UV intensity detector. The UV lamp intensity detector can be further coupled with a UV intensity attenuation alarm and other extension mechanism. The electrodeless lamp and the functional state thereof are monitored in a real-time manner by the structure to prevent related faults, and the other problems are also solved by the structure.
Owner:李榕生

Soft pack lithium battery tab connection device

The invention relates to a lug connecting device of a soft-packed lithium battery, comprising: a tightening block, a lug connecting piece and an integrated board; stopper; the tab connecting piece is placed in the slot; the tightening block is installed on the integrated board, and a flexible contact finger is arranged on the tightening block, and the flexible contact finger has a contact point, and the contact is in contact with the tab connecting piece; Under pressure, the contacts of the flexible contact fingers are deformed and come into close contact with the lug connecting piece, clamping the tabs of the stacked batteries passing through the slot between the stopper and the lug connecting piece. The tab connection device of the present invention is convenient for disassembly and assembly between batteries, has simple structure, reliable connection and small internal resistance, and can be generally used for the connection of tabs of various series-parallel batteries.
Owner:CH AUTO TECH CORP CO LTD

Method and device for intelligently generating invoices, equipment and storage medium

PendingCN113469759AImprove satisfactionImprove online sales processing efficiencyFinanceCharacter and pattern recognitionSoftware engineeringInvoice
The invention relates to the field of data processing, and discloses a method and device for intelligently generating invoices, equipment and a storage medium, which are used for improving the processing efficiency of an invoicing process in a security system so as to improve the satisfaction degree of customer experience. The method comprises the following steps: when instruction information that a target customer completes payment is received, obtaining customer attribute data corresponding to the target customer in the security system; pre-generating a plurality of first electronic invoices with selectable dimensions for presenting invoicing information according to a preset invoice generation rule; receiving invoice determination instruction information for determining the first electronic invoice by the target customer; and generating corresponding numerical model parameters according to the invoice determination instruction information, and inputting the numerical model parameters into a preset invoice generation model to obtain a target electronic invoice. The invention further relates to a block chain technology, and the customer attribute data can be stored in a block chain node.
Owner:PING AN PENSION INSURANCE

A large-capacity reactor for photocatalytic wastewater degradation that can monitor the status of the light source in real time

The invention relates to a high-capacity reactor capable of monitoring the state of a lamp source in real time for photocatalysis wastewater degradation, and belongs to the technical field of wastewater treatment. Problems of difficulty in real-time knowing of functional status of an electrodeless lamp, water bursting in a cavity of a quartz tube for shielding an electrodeless lamp, weakness in the interception link of a catalytic agent, low handling capacity of a single tank of the reactor, difficulty in distinguishing of time of degradation reaction endpoint, the corrosion of reverse fluid channeling of secondary ozone to magnetrons and the like exist in existing related technologies. The technical scheme aims at solving the series of problems. According to the technical scheme, the high-capacity reactor is characterized in that one end of an optical fiber is introduced into the periphery of the quartz tube, the tip of one end of the optical fiber points to the cavity of the quartz tube, and the other end of the optical fiber is close to and points to a detection window of an ultraviolet strength detector, so that the functional status of the electrodeless lamp is monitored in real time by means of the structure; the other problems are solved by means of the structure.
Owner:重庆尧群环保科技有限公司

A high-strength stainless steel fastener

The invention discloses a high-strength stainless steel fastener, which is applied in the field of stainless steel fasteners and solves the technical problem of unstable strength of existing fastener components. The feature is that a pair of fan-shaped slots are arranged on the side wall of the riser, and the pair of fan-shaped slots are arranged oppositely, and a vertical rod slot is also provided on the side wall of the riser body, and the vertical rod slot It communicates with one side of the fan-shaped groove on one side, and the middle part of the riser is also provided with a positioning slot, and the positioning slot is vertically arranged with the vertical rod slot, and the top of the rod body is provided with a positioning slot that is inserted into the vertical slot. Connect the matching limit plug, the fan-shaped slot is plugged and slid with a fan-shaped seal block, and a limit patch is fixed under the fan-shaped seal block on the side where the vertical bar slot is located in a pair of the fan-shaped seal blocks , The end of the riser is also vertically provided with a locking groove, which has the technical effect of improving the connection strength of the stainless steel fastener.
Owner:东台市展新不锈钢紧固件制造有限公司

Rotatable southern-northern hemisphere same-viewpoint map projection map

InactiveCN1261916CCheating improvementDissociative eliminationVisual indicationMaps/plans/chartsExpressivityViewpoints
Projective maps of southern and northern hemispheres are setup on rotatable interlocked subassemblies, which are installed on a base. The projective maps are obtained through following projective method: southern and northern hemispheres are divided along equatorial plane; shapes of warp and weft of southern and northern hemispheres are derived from normal zenithal projection; preconcerted reference point is on axis between northern earth pole and northern celestial pole; projective map of northern hemisphere is obtained through projection plane, and projective map of southern hemisphere is obtained from reflecting the projective plane. The invention emphasizes expressivity of each region in balance as well as spinning character of celestial body possessing the features of easy of viewing, visual and global integration.
Owner:严岗铭

Hot water storage tank capable of improving output rate of hot water

The invention discloses a hot water storage tank capable of improving the output rate of hot water, and relates to the technical field of hot water storage tanks. The hot water storage tank includes abox body, the box body is internally provided with a floating disk for separating cold water and the hot water, and the density of the hot water, the density of the floating disk, the density of thecold water increase in sequence. According to the hot water storage tank capable of improving the output rate of the hot water, by arranging the floating disk in the box body, the floating disk can suspend between a cold water layer and a hot water layer of tap water, so that the solid separation of the cold water layer and the hot water layer is realized, the contact area between the cold water layer and the hot water layer is reduced, then stirring of the cold water and the hot water is reduced, the heat loss of the hot water is reduced, the cooling rate of the hot water is slowed sown, theeffect of increasing the output rate of the hot water is realized, users can use more hot water, and use of the users is facilitated.
Owner:赵中强

A large-capacity photocatalytic wastewater degradation reactor capable of actively monitoring the status of light sources

The invention relates to a large-treatment capacity photocatalytic wastewater degradation reactor capable of actively monitoring the state of a light source, belonging to the technical field of wastewater treatment. In the related art, the problems include difficulty in real-time awareness of the functional status of an electrodeless lamp, water burst of a quartz pipe cavity of the electrodeless lamp, waste of microwave energy, smaller single-tank wastewater treatment capacity, difficulty in distinguishing the time of degradation reaction endpoint, magnetron corrosion caused by reverse crossflow of secondary ozone and the like, and the scheme is designed against the series of the problems. According to the scheme, one ends of optical fibers are introduced to rim of a quartz pipe, and the other ends of the optical fibers get close to and point at a detection window of a UV intensity detector. The electrodeless lamp and the functional status thereof are monitored in a real-time manner by the structure, and the other problems are also solved by the structure.
Owner:重庆尧群环保科技有限公司

An integrated robot for live detection and cleaning of transmission line insulators

The invention discloses an integrated robot for live detection and cleaning of transmission line insulators, which includes first, second and third three mechanical arms arranged on the same longitudinal center plane and a frame body that supports and fixes the three mechanical arms. The second The robotic arm is located between the first and third robotic arms, and is equipped with a cleaning brush for cleaning the surface of the insulator; the first and third robotic arms can move up and down and left and right independently, and move up and down to grasp and loosen the insulator steel cap. It moves left and right to grasp the insulator steel caps at different positions and realizes the left and right translation of the entire robot. The second mechanical arm can move up and down autonomously to grasp and loosen the insulator steel caps, and can change its left and right positions as the frame body moves left and right; The second robotic arm grasps the insulator steel cap at the same time as at least one of the first robotic arm and the third robotic arm to form a detection loop, and detects the insulation resistance of the insulator on the loop through a control system installed and fixed on the frame body.
Owner:罗日成

A sheath production device for longitudinally wrapping welding and forming of cable strips

The invention relates to the technical field of cable sheath production. The invention provides a sheath production device for cable strips that are longitudinally wrapped and welded, including a production frame, a longitudinally wrapped module and an extrusion device. The cable core is formed from the The inside of the production frame passes through, and the longitudinal wrapping module is installed inside the production frame. The longitudinal wrapping module includes a coating wheel, a first installation wheel, a reduction shaft, a strip drum, and a first drive motor , the second drive motor and the first transmission wheel, the coating wheel is a hollow gear, the coating wheel is movably connected with the first installation wheel through a hollow bearing, and the reduction shaft is arranged on the coating wheel And it is connected with the output end of the first drive motor, a sheath strip is wound on the outside of the strip tube, the strip tube is sleeved on the reduction shaft, and the first transmission wheel drives the package The membrane wheel rotates, and the coating wheel rotates to wrap the sheath strip on the cable core. The invention can produce a sheath with uniform size, and the effect is stable.
Owner:CHENGDU DATANG CABLE

Formation testing while drilling instrument

The invention discloses a formation testing while drilling instrument, which overcomes the defect of inconvenience in maintenance of existing formation testing while drilling instruments. The formation testing while drilling instrument comprises an environmental control pressure measurement module, a stratum pressure measurement module, a sidewall contact device, a hydraulic energy accumulator module, a valve control module and a circuit control communication module. The environmental control pressure measurement module is embedded in a drill collar base and used for measuring the pressure of mud in a well drilling shaft. The stratum pressure measurement module is used for measuring the pressure of stratum liquid extracted from the stratum. The sidewall contact device is used for stretching out and withdrawing a probe for sucking the stratum liquid. The hydraulic energy accumulator module is used for taking back the stretched sidewall contact device under the stored pressure when the valve control module fails. The valve control module is used for controlling the sidewall contact device to stretch or retract according to orders of the circuit control communication module. The circuit control communication module is used for externally transmitting the pressure value of the mud in the shaft measured by the environmental control pressure measurement module and the pressure value of the extracted stratum liquid measured by the stratum pressure measurement module, and sending orders to the circuit control communication module. Convenience in onsite maintenance of the instrument is improved, and occupied time of a wellhead is shortened.
Owner:CHINA NAT OFFSHORE OIL CORP +1
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