530results about How to "Work reliably" patented technology

A medical manipulator system includes a manipulator including a working unit having a distal-end working unit, the attitude of which can be changed by a motor, and a controller for controlling the manipulator. When the controller performs an origin return process for moving a gripper of the distal-end working unit to an origin position at an end of an operating range thereof, the controller issues a first control target value to the motor indicative of a virtual position beyond the origin. Thereafter, the controller issues a second control target value to the motor indicative of the origin. The first control target value represents a position, which is over from the origin P0 by a distance greater than a value corresponding to an error ε between a control target position for the gripper and the actual position thereof.

A container having a top wall, which has at least one top wall region that can be perforated to form a feed opening for feeding a liquid; a bottom wall, which has at least one bottom wall region that can be perforated to form an outlet opening; and at least one chamber, which is surrounded by chamber walls and in which a base product and an adjustment element are located. The adjustment element is arranged such that it can be moved from an idle position to a working position and, when in the working position, opens at least one chamber wall. A chamber wall has at least one opening, on or in which a component of the adjustment element is detachably fastened when in the idle position. The component of the adjustment element closes the opening in the chamber wall.

The invention discloses a bandwidth-adjustable operational amplifier circuit. The operational amplifier circuit comprises a bias circuit, a fully differential operational amplifier main circuit and a common mode feedback circuit, wherein the bias circuit is used for providing stable bias current irrelevant to temperature and a process for the fully differential operational amplifier main circuit and the common mode feedback circuit; the fully differential operational amplifier main circuit is of a two-stage amplifying rail-to-rail output structure, and is used for providing gain and required bandwidth under the action of the bias current and outputting a common mode level to the common mode feedback circuit; and the common mode feedback circuit is used for stabilizing the common mode level output by the fully differential operational amplifier main circuit to a constant voltage. The bandwidth-adjustable operational amplifier circuit disclosed by the invention can be widely applied to radio frequency and analogue integrated circuits, such as active power filters, trans-impedance amplifiers and the like which need to work under various bandwidths. The bandwidth-adjustable operational amplifier circuit has the advantages that the power consumption is low, the integration level is high, the configuration is simple, and the working is stable, and adapts to various different load conditions.

The invention discloses a deep-sea sediment continuous pressure maintaining coring submarine drilling machine. A sampling pipe manipulator, a plurality of spud legs, a derrick, a drill pipe manipulator, a pipe rack, a hydraulic system, hydraulic clamping pliers, a drill pipe clamping base and an underwater control system are arranged respectively on a base, and a main body frame in installed on the base fixedly; a plurality of groups of spud legs and pile shoes of the spud legs are arranged on the base, flipping oil cylinders are hinged among the pile shoes and the spud legs, and the inner side of the upper end of each of the spud legs is hinged with a lifting oil cylinder; and the pipe rack is arranged on the upper surface of the base, a pressure maintaining drill pipe and a sampling pipe are arranged in the pipe rack, and an underwater top drive is installed in the derrick. According to the drilling machine, the drilling machine is lowered into the seafloor through an armor of an offshore platform, after the machine is lowered into the seafloor in position, bottom sediments are subjected to low-disturbance drilling and continuous multi-section coring, at the same time, each section of rock cores are subjected to operation such as pressure maintaining processing, and the deep-sea sediment continuous pressure maintaining coring submarine drilling machine has the advantages of being compact in structure, reliable in working, small in volume, light in weight, high in working efficiency, low in disturbance and high in coring efficiency.

The invention discloses an infrared imaging spectrometer based on a light beam splitter and a manufacturing method and relates to the field of earth observation imaging spectrometers. In order to solve the problems that an interference beam splitting system in an existing imaging spectrometer is large in size, the light weight of the system cannot be conveniently achieved, a slit related to the spatial resolution is contained in the system, and the luminous flux entering the system is limited, a grid type beam splitter system is introduced in to replace a beam splitter and a compensation board in the system, and the advantages of the small size and the light weight are achieved. The light weight of the system is achieved, meanwhile, convenience is brought to design of a whole optical system, the system does not contain a slit, compared with a spatial modulation Fourier transform imaging spectrometer, the luminous flux of the system is greatly improved, the slit in the spatial modulation Fourier transform imaging spectrometer is removed, the high spectral resolution is achieved, and meanwhile the signal to noise ratio of the system is effectively improved. The infrared imaging spectrometer is based on a Michelson interferometer structure, and the reliability of the system is greatly improved.

The invention discloses an axle counting system adopting the 2*2 taking 2 framework, and belongs to the field of a railway signal system. The technical proposal thereof is that the system is formed by connecting an outdoor detection part with an indoor monitor part through an axle counting cable. The outdoor detection part includes two pairs of sensors arranged on two rails of outdoor axle counting points, and each pair of the sensors is connected with an outdoor electronic detecting unit (EAK); the indoor monitor part includes an indoor cabinet, an indoor control and display machine, an indoor ACE layer and an indoor DIO layer; the indoor control and display machine, the indoor ACE layer and the indoor DIO layer are mutually connected with a CAN bus through adopting the redundancy mode; each ACE of the ACE layer is provided with two ZKB boards, each ZKB board is composed of two CPUs; each DIO board of the DIO layer is composed of two selfsame DIO cages and controlled by the corresponding ACE master control board ZKB. The axle counting system adopting the 2*2 taking 2 framework improves the security and the reliability of the axle counting system.

The invention relates to a nose landing gear bumper with a high-pressure inflatable sudden-extension mechanism, belonging to the landing gear bumper of an airplane. The device provided by the invention comprises a piston cylinder (18), a piston rod (1), a high-pressure air bottle (30), a three-position and three-way magnetic valve (23) and an air pressure sensor (15), wherein the piston cylinder (18) and the piston rod (1) form the outer structure of the bumper; the three-position and three-way magnetic valve (23) comprises a No.1 channel (25) of magnetic valve, a No.2 channel (24) of magnetic valve and a No.3 channel (22) of the magnetic valve which are connected with the high-pressure air bottle (30), the outside atmosphere and an air inflation hole (21); and the air pressure sensor (15) is arranged in an air pressure sensor installing hole (17) of the piston cylinder (18) and is directly in contact with the gas in a T-shaped upper cavity (19). The bumper provided by the invention has the characteristics of short sudden-extension time, good sudden-extension effect, controllable sudden-extension force, simple structure and operation reliability, and can be used for a ground-based airplane for short take-off.

The invention discloses a forming method of uneven high-precision laser additives. The method comprises the steps of forming additives by adopting an arc heat source; driving a laser displacement sensor to scan the surface profile of an additive forming piece, and calculating the surface accuracy of a workpiece according to the deviation of measured values of the sensor; inputting the accuracy into a modeled controller, and reconstructing a surface model of a part by the controller, so that the difference with the original surface accuracy is obtained, repair parameters of different areas in the surface of the part are determined, and control measures are sent; and inputting the repair parameters into a robot control cabinet, and applying laser heat sources with different energy and frequency to the different areas in the surface of the workpiece by the control cabinet according to the repair parameters. After repair, the laser displacement sensor is driven again so as to scan the surface profile, whether the repaired workpiece reaches the standard is determined, and if the repaired workpiece does not reach the standard, the workpiece is repaired again until the workpiece reaches the standard. According to the method, the surface accuracy of a laser additive member can be effectively increased, so that the quality of the laser additive forming piece is increased.

The invention provides a steering wheel corner sensor device comprising a magnetic induction sensor (2) and a corner driving part (5), wherein a driving structure is formed between an upper pipe section of the corner driving part and a clock spring mechanism (1); the inner periphery of the upper pipe section is provided with a radial locating mechanism and a first axial locating mechanism, and the inner periphery of the upper pipe section is provided with a second axial locating mechanism; an inner bushing of the magnetic induction sensor is provided with a third axial locating mechanism; and the outer periphery of the upper pipe section and the inner bushing of the magnetic induction sensor are also provided with a circumferential locking and driving mechanism. The steering wheel corner sensor device adopts the magnetic induction sensor which is more reliable in work, realizes the installation and the precise location of the magnetic induction sensor within a limited space below a steering wheel and reliably transfers the rotation of the steering wheel to the magnetic induction sensor. In addition, the invention also provides an automobile electronic stabilization system.

The invention discloses a glass slide processing device of a smear dyeing machine. The glass slide processing device comprises a separating-extracting assembly and a transmission assembly for transmitting glass slides. The separating-extracting assembly comprises a glass slide box, an extracting device and a guide device, a push-outlet seam is formed between the glass slide box and the guide device, the height of the push-outlet seam is larger than the height of one glass slide and less than the summation of the heights of two glass slides; the extracting device is arranged below the glass slide box and comprises a push element for pushing out the bottommost glass slide in the glass slide box through the push-outlet seam. Since only one glass slide can be pushed out from the push-outlet seam, under the pushing of the push element, the adhered or adsorbed glass slides can be separated so as to prevent two adhered glass slides from being pushed out once.

The present invention discloses a monitoring method based on a heterogeneous network. The public network segment of the heterogeneous network contains an independent public network server with a fixed IP address, a router with the function of network port mapping, which can send UDP data packages back and forth among client ends, a front-end server and the public network server, and the monitoring method applying callback technology and transcoding technology to realize direct transmission of monitoring data in the heterogeneous network. Meanwhile, the present invention also discloses a monitoring system based on the heterogeneous network, the public network server is connected with the front-end server system and the client-end systems via an IP network, and the front-end server system and the client-end systems are connected with one another via the UDP network protocol. The front-end server in which an embedded media processor and an embedded realtime multitask operating system are built is used to process the received front-end system data that is then sent to client ends, and therefore the system is enabled to support spot management and automatic alarming and support multiple platforms, network protocols, devices and access mothods and multi-point simultaneous access.

The invention provides an LED (Light Emitting Diode) constant-current dimming drive circuit device which comprises a rectifier unit, a filter unit, a constant-current driving unit and a dimming control unit, wherein the output end of the rectifier unit is connected to a first I/O (Input/Output) pin of a singlechip computer IC2 through a divider resistor R2; the first I/O pin of the singlechip computer IC2 is also grounded through a dimming potentiometer W1; a second I/O pin of the singlechip computer IC2 is connected to an enabling end of a control chip IC1 through a current-limiting resistor R3; and when the resistance of the dimming potentiometer W1 is adjusted, the second I/O pin of the singlechip computer IC2 outputs a PWM (Pulse Width Modulation) pulse signal, so that the control chip IC1 is positioned in a disconnection or connection work state. Due to the combination of an integrated control chip with low cost and high efficiency with the singlechip computer, the LED constant-current dimming drive circuit device has the advantages of high efficiency, reliability, low price, simple structure and the like.

The invention discloses a range extender control system and method. In the control system, an output end of a generated power demand module is connected to an input end of a state management module and an input end of an engine input power demand module. An output end of the state management module is connected with an input end of an engine control module and an input end of a power generator control module. An output end of an engine output power demand module is connected to the input end of the engine control module and the input end of the power generator control module. An output end ofa range extender working mode selecting module is connected to the input end of the engine control module and the input end of the power generator control module. Power generation requirements of different forms can be received and responded to according to the requirements of a vehicle system, and meanwhile the application occasions of an electric vehicle range extender are enlarged by flexibly adding and deleting sub-modules in a vehicle energy request queue.

This invention discloses a method for detecting airport foreign object debris (FOD) based on a monitoring video of a dome camera. The method comprises the following steps: step 1, initializing; evenly dividing a to-be-detected area into several subareas to enable the union set of the subareas to completely cover the to-be-detected area; step 2, extracting a background; decoding collected video signals by a processing unitand then modeling through a time averaging method; step 3, extracting a foreground and performing a polling detection; step 4, judging after performing the polling detection; and step 5, saving an evidence; transferring data of a target location range of the FOD, extracting time data and extracted target information image data to a rear control and dispatching center through a network to enable the dispatching center to make a relevant decision. The method provided by theinvention has a strong ability for resisting ambient noises and reliably works.

Sliding push-lean guiding drilling well instrument includes conversion adaptor, sleeve, lock plug, guiding piston, stable piston and spindle, the principle is: using the pressure difference formed by the drilling fluid circulated in or out the drilling string, pushing the piston in different diameter to lean on the well wall, applying a continuous lateral resultant force when the drill head rotates, breaks stones and drills into stones, achieving the adjust and control of well bore trace through adjusting the position of piston pushing near well wall. The guiding drilling well instrument has characteristics of simple structure, reliable work, high controllable performance, strong adaptability and reasonable drill force, it can effectively improve the drilling efficiency and well body quality, reduce production costs and has the very broad on-site application prospects.

The invention discloses a direct type liquid crystal backlight module with adaptive-temperature and high-brightness LEDs, wherein a high-brightness LED array is arranged in a shell as a light-emitting source; diffusion sheets are arranged above the LED array; the LED array is welded on an LED circuit board; curve reflecting plates are arranged at the periphery and the lower part of each LED, closely attaching above the LED circuit substrate; the curve reflecting plates are divided into a light reflecting part structure and a radiating part structure; a main body is made of a heat-conducting material; a reflecting surface is processed by polishing or reflecting coating; a reflecting curve is arranged on the curve reflecting plate corresponding to each LED; the reflecting curves form a radiating and reflecting structure; and each LED is located on a focus point or nearby the focus point of the reflecting curve. The direct type liquid crystal backlight module prevents the backlight module from increasing heating suddenly to burn the liquid crystal screen or reduce the service life of the liquid crystal screen or freeze the liquid crystal screen.

The present invention relates to one kind of mechanical pressure operation pipe column coupler detecting device for oil-water well repairing operation. The detecting device consists of casing, detecting unit, detecting roller, roller mandrel, detecting plunger, sensor rack, approach displacement sensor and other parts. The detecting device has compact structure, high reliability, convenient operation, and capacity of raising the efficiency of oil-water well repairing operation.

The invention relates to a well blowout preventer mounted in a drilling column and automatically controlled in a well, which is capable of automatically closing the well during the well kick or the well blowout of oil-gas fields in the process of drilling the well. The invention is capable of automatically controlling the well blowout and also unlocking the blowout preventer in time so as to ensure the continuousness, safety and reliability in the process of drilling the well. The technical scheme is: a drilling tool slide valve assembly comprises a slide valve joint, a slide valve body and a slide valve seat, one end is connected to the drilling column and the other end is connected with a well blowout preventer main body. One end of the collar of the well blowout preventer main body is connected with the slide valve joint and a central tube, the collar thereon is provided with two stepped annular grooves, a clamp spring is mounted on a piston and in contact with the inner wall of the collar, a clamp pin and a clamp pin spring are mounted in the flute of the central tube, a slip ring sealing ring is mounted in the flute of the inner wall of a slip ring, a protrusion-preventing ring is mounted at the junction of a rubber barrel and the slip ring, one end of a support ring is connected with the valve body, the other end thereof is connected with the rubber barrel and the protrusion-preventing ring to form a blowout-preventing sealing device. The invention has simple structure, reliably works, is capable of effectively preventing the well blowout, and improves technical benefit and economical benefit.

The invention relates to the field of electrics, in particular to a method and a device for detecting a direct-current component in alternating current. The method comprises the following steps: performing polarity separation on an alternating current signal to be detected into a positive semi-circle electric signal and a negative semi-circle electric signal; performing offset on the positive semi-circle electric signal and the negative semi-circle electric signal; and detecting the direct-current component after the positive semi-circle electric signal and the negative semi-circle electric signal are offset. Through the embodiment of the invention, the direct-current component is obtained through separating alternating and direct current mixed signals into the positive semi-circle electric signal and the negative semi-circle electric signal and offsetting the positive semi-circle electric signal and the negative semi-circle electric signal, and high integration can be realized through a simple circuit structure. Moreover, the operation is reliable and stable. The method and the device for detecting the direct-current component in the alternating current are suitable for various severe environments.

The invention relates to a high voltage power supply for a direct current characteristics test of a zinc oxide arrester, comprising a control circuit module, a PWM generator, an MOSFET driver and a power tube, a high frequency transformer, a protective circuit and a voltage doubling rectifying circuit, wherein the low voltage output end of high frequency transformer is connected with a sampling resister, a current measurement terminal and a current feedback circuit; the output end of the voltage doubling rectifying circuit is connected with a voltage divider, the voltage measurement terminal and the voltage feedback circuit; the control circuit module is provided with a constant voltage control circuit, a constant current control circuit and a cascaded constant voltage/constant current change-over switch; the signal of the feedback circuit is compared with a set signal value, is input in an error amplifier in the constant current control module and enters into a closed loop control system to ensure stable output signals. The invention has stable performance, reliably operates among two modes of constant voltage and constant current, has a built-in protective circuit and can ensure power supply safe operation.

The invention discloses a hobbing cutter changing mechanical hand for a large-diameter slurry shield machine. The hobbing cutter changing mechanical hand comprises a pedestal, a mechanical telescopic arm and a cutter changing device. Integral positioning is realized by integrally moving on a material bin guide rail and extending and retracting the mechanical telescopic arm; the cutter changing device comprises a housing, a bolt dismounting module, a wedge block dismounting module, a pressure block dismounting module and a hobbing cutter dismounting module; and the bolt dismounting module, the wedge block dismounting module, the pressure block dismounting module and the hobbing cutter dismounting module are arranged on the housing for dismounting bolts, pressure blocks, wedge blocks and the hobbing cutters. The hobbing cutter changing mechanical hand can replace manual work to perform hobbing cutter changing operation, so that personal safety of a constructor is guaranteed, economic cost is reduced and cutter changing efficiency is improved.

The invention discloses an automatic pressing and shaping device of an automobile suspension control arm front bush. The automatic pressing and shaping device comprises a base, an upper locating component, a pressing component and a lower locating component. The base is arranged on the ground, the upper locating component and the lower locating component are arranged on the base, and the pressing component is arranged on the upper locating component. The upper locating component, the lower locating component and the pressing component continuously move to press and shape a front bush on a control arm. Moving components are driven by an air cylinder and an electric cylinder, the control mode is simple, work is reliable, pressing and shaping can be easily achieved, labor is greatly saved, automatic pressing and shaping of the front bush is achieved, mechanism arrangement is reasonable, and the overall structure space is compact.

The invention discloses a liquid metal microfluid machinery inertial conductive switch, comprising a sensitive unit permanent-magnet micromachined inertial switch and an actuating unit liquid metal microfluid static switch, wherein the liquid metal microfluid machinery inertial switch is manufactured by adopting a micro-process technology, the accuracy and the threshold value are adjusted by adopting laser post-technology trimming, and a micro channel architecture is encapsulated by adopting a method of epoxy bonding or local heat bonding. The switch of the invention has the characteristics of small volume, simple structure, low contact resistance, effectively controlled switch threshold value and accuracy, large current permitted to pass by the switch and high reliability. The micro-process technology can carry out mass production and reduce the cost of devices.

The invention discloses an automatic detection and screening device for the hardness of a bolt fastening piece. The automatic detection and screening device comprises a charging part, a rotary table, a workpiece pressing part, a discharging part, a hardness meter and a table, wherein the charging part is fixedly arranged on a swinging platform mounting base; the swinging platform mounting base and the rotary table are mounted on a base of the hardness meter. The continuous and reciprocating motion of the charging part, the workpiece pressing part, the rotary table, the discharging part and the hardness meter realizes continuous multi-point hardness detection and screening of a bolt. According to the automatic detection and screening device, a movable part is driven by an air cylinder and an electromagnet; the control manner is simple and the work is reliable and easy to realize; an adjusting bolt on a driving piece, a gasket on a spring material stopping part, a workpiece positioning sleeve and a rotary baffle are adjusted simply so as to realize hardness detection of the bolts with different specifications and the flexibility is good; meanwhile, the multi-point hardness detection can be carried out on the bolt by controlling the rotary angle of the rotary table so as to meet the requirements of the use of the hardness meter and the hardness detection; the charging part and the discharging part are mounted on a hardness meter worktable and the structure space of the whole machine is compact.

The invention discloses a spiral demoulding device of a bevel gear injection mold. The spiral demoulding device of the bevel gear injection mold comprises a rotary mold cavity (1), a moving mold loading plate (2), a pressing plate (3), a bearing A (4), a bearing B (4) and an ejector sleeve (5). According to the spiral demoulding device, because the device formed by the components above is adopted, the side wall of the rotary mold cavity is provided a bevel gear molded surface which is used for forming a bevel gear product and is also named as bevel gear cavity; the rotary mold cavity can be rotatably arranged between the moving mold loading plate and the pressing plate through the bearing A and the bearing B; the upper part of a core rod of the ejector sleeve is used as a penetrating core for positioning a direct gear embedded element and is positioned in the center of the bevel gear cavity; the lower end of the sleeve core rod is fixedly connected with a base plate of the moving mold; the upper end of a sleeve of the ejector sleeve is positioned on the bottom of an embedded element hole below the bevel gear cavity; and the lower end of the sleeve part is fixedly connected with a top plate of the moving mold. Through the technical scheme that the rotary mold cavity is driven to rotate by the bevel gear product, one mould which can be used for producing multiple bevel gear injection molds by one mold can be simplified in structure, and reduces faults and the cost.

The invention discloses an automatic gear clearance elimination mechanism, used for eliminating a clearance of a transmission gear. The transmission gear is meshed with a fixed gear and is connected to a transmission shaft through a connecting piece, a movable gear is fixed on the fixed gear through a pin or a key, a guide sleeve is installed in an end surface hole of the movable gear, a spring is installed in a hole of the guide sleeve, a locking nut presses a press ring to tightly pressing the spring, and the transmission gear, the fixed gear and the movable gear are all helical gears. By turning the locking nut, the movable gear moves along the connecting piece, a clearance generated by abrasion between the transmission gear and the fixed gear is eliminated, and the clearance of the gear is automatically eliminated. In the invention, the transmission gear and the fixed gear in equipment do not needed to be loosened and re-adjusted for eliminating the gear clearance, the gear clearance can disappear automatically under the action of the pre-tightening force of the spring just by turning the locking nut in the process of initial installation to adjust the pre-tightening force of the spring. The invention has the advantages of convenient installation and use, stable and reliable work and free maintenance.

The invention discloses an electrode heating boiler. The electrode heating boiler comprises a boiler shell, and a phase electrode and null electrodes arranged in the boiler shell and dipped in an electrolyte; the null electrodes are surrounded at the outer periphery of the phase electrode, and form a heating area with the phase electrode; isolation shields are arranged between the phase electrodeand the null electrodes, and can move up and down in the axial direction of the phase electrode under the effect of a lifting mechanism; a separation plate is arranged at the bottom of the boiler shell for dividing the internal of the boiler shell into a low-temperature area on the lower side and a high-temperature area on the upper side; the separation plate is provided with a guide pipe which ispositioned rightly below the phase electrode and extends into the heating area; the isolation shields can sleeve the guide pipe during downwards moving, and form annular water flow gaps with the guide pipe; the low-temperature area is connected with a water inlet pipe; and the separation plate is provided with through holes communicating with the low-temperature area and an inner cavity of the guide pipe. The electrode heating boiler is stable and reliable in work.

A shuttering trolley for asting the whole ring lining in tunnel is composed of the telescopic front and back supporters, the front and back frame beams for anti-floating platform, main frame installed on said frame beams, various shuttering cylinders installed on said main frame, various shutterings connected to relative cylinders, and the rollers and guide tracks between said frame beams and main frame. Its advantages are high quality of lining without longitudinal seam, and high casting speed.

The invention relates to a final three-route power synthesizing amplifying circuit applied to a power amplifier of a mobile communication base station system. The invention is characterized in that the circuit comprises a first coupler, a first absorption load, a first microstrip line, a Doherty synthesizing amplifier, a fourth microstrip line, a third final amplifier, a seventh microstrip line, a third coupler and a third absorption load. A 0 degree output end of the first coupler is connected to an input end of the Doherty synthesizing amplifier by the first microstrip line; a -90 degree output end of the first coupler is connected to an input end of the third final amplifier by the fourth microstrip line; an output end of the third final amplifier is connected to a 0 degree input end of the third coupler by the seventh microstrip line; an output end of the Doherty synthesizing amplifier is connected to a 90 degrees input end of the third coupler; an output end of the third coupler outputs amplified radio-frequency signals. The circuit satisfies requirement of high efficiency, has low cost, and also guarantees reliable and stable work of power amplifier.

The invention relates to a horizontal well high-pressure resistant packer for reservoir transformation, which is applied to reservoir transformation of petroleum extraction. 3 to 8 sections of self-expansion rubber cylinders are mould-pressed and vulcanized on the outer wall of a pipe body; an annular middle baffle ring is fixed between the two adjacent sections of self-expansion rubber cylinders through a fastening bolt; one limited ring is fixed on each outer end part of each self-expansion rubber cylinder at the two ends through the fastening bolt; each self-expansion rubber cylinder consists of a self-expansion rubber cylinder body, self-expansion rubber cylinder back pressure rings and metal rings; the self-expansion rubber cylinder back pressure rings are arranged at the two ends of the self-expansion rubber cylinder body; and the metal rings are vulcanized on the surfaces of the outer walls of the self-expansion rubber cylinder back pressure rings. The horizontal well high-pressure resistant packer for the reservoir transformation can work reliably under high-pressure difference environments through the effective support of the self-expansion rubber cylinders; the length of each self-expansion rubber cylinder is reduced so that tools can enter successfully; the drift diameter is larger, the yield is higher after an oil and gas well is put into production, and the well is repaired conveniently; and the reliability is high and risks in the operation process are reduced.