69results about How to "Avoid swiping up and down" patented technology

The invention relates to a continuous oil pipe hanger for a velocity tubular column. The continuous oil pipe hanger comprises a continuous oil pipe, an I-shaped flange, an upper slip assembly, a lower slip assembly, an upper shell, a middle shell and a lower shell, wherein vertically penetrating central holes are formed in the upper shell, the middle shell and the lower shell; the I-shaped flange is fixedly arranged at the top of the upper shell; the continuous oil pipe passes through the I-shaped flange and the central holes of the upper shell, the middle shell and the lower shell in turn; the upper slip assembly is clamped on an inner wall of the central hole of the upper shell; the lower slip assembly is located in the central hole of the middle shell; a connecting pipe sealing set is fixedly arranged on an inner wall of the central hole of the middle shell and the lower side of a hanging supporting sleeve; at least one pair of driving pistons is arranged on the inner walls of the central holes of the middle shell and the lower shell and under the connecting pipe sealing set; an upper oil port and a lower oil port respectively communicated with the driving pistons are arranged on the side walls of the middle shell and the lower shell. The continuous oil pipe hanger has the beneficial effect of capability of hanging the continuous oil pipe.

The invention discloses a hand-held stabilizing apparatus for on-line walking operation, and relates to the technical field of high-altitude power construction equipment. The apparatus comprises a frame, a handle and a slide clamping device. The frame is composed of a hanging beam horizontally arranged at the top portion and a vertically arranged vertical beam fixed at the end portion of the hanging beam; the lower end surface of the hanging beam is concave-arc-shaped; the vertical beam is internally provided with a slideway in a length direction; the inner side surface of the vertical beam is provided with a chute conducted with the slideway in a length direction; the slide camping device comprises a vertically arranged guide post and a horizontally arranged clamping plate; the guide post is in sliding connection with the inside of the slideway; and a reset pressure spring is arranged between the guide post and the bottom end of the slideway. The hand-held stabilizing apparatus provided by the invention can help high-altitude on-line walking personnel to stand or walk on a on-line stably, improves the work efficiency and further guarantees the safety of construction personnel.

The invention discloses a pouring mold for plate type concrete steel bar positioning blocks. The pouring mold is used for pouring the positioning blocks for plate type concrete steel bars and is of a cubic structure, a cubic cavity is formed in the pouring mold, multiple crisscross partition plates are arranged in the cavity to divide the cavity into multiple pouring grooves with the same size, the bottom face of each pouring groove is transversely provided with a semi-cylindrical convex block, and the bottom faces of the two sides of each convex block are provided with multiple circular holes. According to the pouring mold for the plate type concrete steel bar positioning blocks, the positioning blocks for positioning the steel bars in plate type concrete are poured through the mold, the positioning blocks can be attached and fixed to the steel bars, the color and material of the positioning blocks are same as those of the concrete, and therefore attractiveness and stability which are achieved after mold plates are disassembled are not affected.

The invention discloses a root system simulation collecting system for monitoring diffusion flux of PAHs in soil. The root system simulation collecting system comprises a passive type soil solution collecting bin and a PAHs root system simulation collecting system arranged in the collecting bin. The passive type soil solution collecting bin comprises a collecting bin body glass column pipe, a Teflon jacket arranged on the bottom of the glass column pipe in a sleeving mode and a ground jacket arranged on the top of the glass column pipe in a sleeving mode, and a multihole water inlet with holes in the side portion is formed in the lower middle portion of the glass column pipe. The PAHs root system simulation collecting system comprises an SPE extraction column pipe arranged in the glass column pipe, the upper portion of the SPE pipe is packed with a glass hollow support pipe, and the upper portion of the support pipe is sealed through a rubber stopper. The multihole water inlet is formed in an annular inward-concave mode. A glass fiber filter membrane, a polytetrafluoroethylene millipore filtration interlayer and a stainless steel mesh support layer are sequentially arranged in the inward-concave position from interior to exterior. The root system simulation collecting system can be applicable to collecting and diffusion flux testing of PAHs in percolate under different natural environments, and the system is reasonable in design, simple in manufacturing process, low in cost, convenient to operate, efficient and durable.

The invention relates to a vehicle-mounted plant protection unmanned aerial vehicle operation support system which comprises a base, an unmanned aerial vehicle fixing mechanism and a storage mechanism. The unmanned aerial vehicle fixing mechanism comprises a fixing tank and a fixing tank support. The fixing tank is fixed to the base through the fixing tank support. All support legs of a plant protection unmanned aerial vehicle can be clamped to the tank bottom of the fixing tank. The storage mechanism comprises a storage box and a storage box support. The storage box is fixed to the base through the storage box support. According to the vehicle-mounted plant protection unmanned aerial vehicle operation support system, the assembled plant protection unmanned aerial vehicle can be directly fixed into the fixing tank, operation is easy, fixing is firm, and the plant protection unmanned aerial vehicle is not prone to be damaged; and detaching or specially-assigned person tending is not needed, and transportation is efficient and fast. The vehicle-mounted plant protection unmanned aerial vehicle operation support system is provided with the storage box, maintenance equipment, accessories, pesticides and the like can be stored, articles are not prone to be lost, meanwhile, non-staff are not prone to be in contact with the pesticides, and potential safety hazards are eliminated.

The invention discloses a gear shifting method of a rotary knob lifting type electronic wire control gear shifter. The gear shifting method of the rotary knob lifting type electronic wire control gearshifter comprises the following steps that S1, an automobile is started, and a gear shifting rotary knob rises and in a steady state gear; S2, the gear shifting rotary knob is rotated one or two strokes to the left side or the right side, after a gear signal is transmitted to a microprogrammed control unit (MCU) for recognition, the gear shifting rotary knob resets to the steady state gear; S3, when gear shifting is required, braking is carried out, and then, the S2 is repeated; and S4, the automobile flameout is carried out, and the gear shifting rotary knob drops down. The gear shifting method of the rotary knob lifting type electronic wire control gear shifter is realized through a gear shifting device, the driving comfort can be better improved, space in the automobile is saved, lightweight of the whole automobile is realized, danger caused by misoperation is avoided, and safe reliability is improved.

The invention relates to the chemical experiment equipment technology field and particularly relates to a multifunctional support experiment case. The multifunctional support experiment case comprisesa cabinet body. The cabinet body is divided into an upper cabinet body and a lower cabinet body. The upper cabinet body comprises a top plate and four side plates. The top plate and the side plates are buckled together to form a cabinet structure. Lock catches are arranged on two opposite surfaces of the side plates. The two opposite surfaces of the side plates are coated with an acid-alkali resistance coating and a high-temperature-and-fire resistance coating. A hinge member is installed between the lower cabinet body and the upper cabinet body. Two cabinet doors which can be opened toward opposite directions are installed on the lower cabinet body. Object placement grooves are installed on the inner side walls of the cabinet doors. A hinging seat is installed on the outer side of the wall plate of the lower cabinet body. A support rod is hinged with the hinging seat. A hook is installed on the other end of the support rod. The hook cooperates with the lock catches. The multifunctional support experiment case can solve problems that current chemical experimental apparatus are diversified and are not easy to carry, can make people use a simple experiment operation platform under acondition that people can make experiments somewhere else other than on a lab operation table and people can choose table surfaces with different coatings to face upwards.

The invention provides an electric power high-altitude work foot buckle and relates to the technical field of high-altitude electric power construction equipment. The electric power high-altitude work foot buckle comprises an inverted-L-shaped base frame, a foot board and a sliding clamping device. The inverted-L-shaped base frame comprises a hanging beam arranged at the top horizontally and a vertical beam fixed at one end of the hanging beam vertically. The vertical beam is internally provided with a sliding channel in the length direction. The foot board comprises a base board and buckle strips. The middle portion of a side surface of the base board is fixed to the lower end of the vertical beam. The sliding clamping device comprises a vertically-arranged guide pillar and a horizontally arranged clamping board, wherein the guide pillar is slidingly connected in the sliding channel. A return pressure spring is arranged between the guide pillar and the bottom end of the sliding channel. One end of the clamping board is fixed to the guide pillar after penetrating through a sliding groove. The top of the guide pillar is provided with a locking screw which is in threaded connection with a butterfly nut. The electric power high-altitude work foot buckle enables people walking on high-altitude wires to stand stably or walk on wires, and can increase the working efficiency and further guarantee the safety of constructors.

The invention relates to a fixing device and particularly relates to a PCB fixing device facilitating PCB detection. According to the PCB fixing device facilitating PCB detection, an external light source can be shielded, a PCB can be clamped, and the position of the PCB can be conveniently adjusted. The PCB fixing device facilitating PCB detection provided by the invention comprises a fixing mechanism on which a translation mechanism is arranged; a placing plate which is arranged on the translation mechanism; and a limiting plate which is arranged on one side of the placing plate. A clamping plate can clamp a PCB, a worker tightens a fan-shaped ring by twisting a bolt to fix a supporting seat on a frame of an observation instrument, the worker can conveniently use the instrument to detect the PCB, and the worker can enable the PCB to move to a proper position to be detected by pushing a first square sliding rod and a second square sliding rod.

The invention discloses an LED lamp capable of being firmly locked. The LED lamp comprises a frame body installed on an indoor wall and a lamp body used for being in matched connection with the framebody. The LED lamp is characterized in that the left end face of the frame body is provided with an inserting groove, the lower position of the middle of the right end wall of the inserting groove isprovided with a power supply hole, the top end wall of the inserting groove is provided with a first sliding groove, and the bottom end wall of the inserting groove is provided with a second sliding groove opposite to the first sliding groove. The lamp body is firmly locked, and the lamp body can be powered on safely and stably. In the installation process, the lamp body is powered on while beinglocked. In the detaching process, the lamp body is unlocked while being powered off. The whole device is easy and convenient to operate, lamp body locking stability is greatly improved, the installation and detaching efficiency of the lamp body is improved, electric shock accidents are effectively prevented when the lamp body is installed and detached, and life safety of workers is ensured.

The invention relates to the technical field of washing devices, and particularly provides a washing device and a supporting device for the same. The problem that when an existing machine performs spin-drying and cleaning of a shoe, the shoe to be cleaned is hard to fix effectively is solved. In order to solve the problem, the washing device comprises a washing tub, the supporting device is used for supporting the shoe to be cleaned, the supporting device and the cleaning tub are matched to fix the shoe to be cleaned in a clamped mode so that spin-drying operation can be performed on the shoeto be cleaned. The washing device comprises the supporting device. The shoe to be cleaned is fixed to the inner wall of the washing tub in the clamped mode through the supporting device, the phenomenon that the shoe to be cleaned runs inside the cleaning tub in disorder is avoided, the phenomenon that asymmetric centrifugal force is generated for the washing tub is avoided, the phenomenon that thewashing tub generates acute vibration is avoided, and the user experience is improved.

The invention discloses a novel LED lamp achieving firm locking. The novel LED lamp achieving firm locking comprises a frame body installed on the indoor wall and a lamp body connected with the framebody in a matched manner. The novel LED lamp achieving firm locking is characterized in that the left end face of the frame body is provided with an insertion groove, a power supply hole is formed atthe position, on the lower side, of the middle portion of the right end wall of the insertion groove, a first sliding groove is arranged on the top end wall of the insertion groove, and the bottom endwall of the insertion groove is provided with a second sliding groove opposite to the first sliding groove. According to the novel LED lamp achieving firm locking, the lamp body is locked firmly, andthe electrifying of lamp body is safe and stable; during installation, the lamp body is locked, and meanwhile the lamp body is electrified; during demounting, power supply to the lamp body is interrupted, and meanwhile the lamp body is unlocked; the whole device is easy and convenient to operate, the locking stability of the lamp body is greatly improved, the assembly and disassembly efficiency of the lamp body is improved, it is effectively avoided that an electric shock accident happens during assembly and disassembly of the lamp body, and the life security of workers is guaranteed.

The invention discloses a soil crushing workpiece capable of improving the land crushing efficiency. The soil crushing workpiece comprises a tool bit body, the tool bit body comprises a keyway cutter and a transmission shaft, one end of the transmission shaft is used for being connected with a power device, the keyway cutter and the transmission shaft are connected through a bearing, and a movable scraping cylinder is arranged outside the transmission shaft and the bearing in a sleeving mode; the outer side wall of the movable scraping cylinder is sleeved with an umbrella-shaped splash-proof baffle, and a plurality of vertical ejector rods are connected with the inner wall of the splash-proof baffle; the bottoms of the ejector rods are flush with the bottom of the keyway cutter; a compression spring is arranged on the top of the movable scraping cylinder, and the compression spring annularly surrounds the outer side of the transmission shaft. According to the soil crushing device, soil adhering to a tool bit can be scraped every time the cutter is subjected to up-down station alternation, and the situation that the soil gradually accumulates outside the cutter is avoided; meanwhile, the situation that the soil splashing in the soil crushing process is ejected to the power device for driving the cutter workpiece and is difficult to remove can be avoided, and the working efficiency is greatly improved.

The invention belongs to the technical field of paper bag production and particularly relates to a bag making machine for producing a paper bag with additional pages. The bag making machine aims at solving the problems that the manpower and energy consumption are increased and the cost is raised due to the fact that an additional procedure is increased for adding the additional pages on the paperbag. The bag making machine adopts the technical scheme that a folding device, compaction frames, a thermomperessor, a paper pulling device and a cutting knife are sequentially arranged at the rear ofa tension roller I in the conveying direction of a paper bag raw material paper tape; a paper feeding roller is arranged above the folding device and is wound with an additional page raw material paper tape; the other end of the additional page raw material paper tape is led in the folding device; a glue dispensing machine I used for applying a longitudinal glue tape to the paper bag raw materialpaper tape is arranged at the front of the tension roller I; and a glue dispensing machine II used for applying transverse glue tapes to the edges of the paper bag raw material paper tape and the additional page raw material paper tape is arranged between the folding device and the compaction frames. The bag making machine is suitable for the production of the paper bag with the additional pages.

The invention relates to the technical field of hardware fixtures, in particular to a hardware tool assembling, fixing and aligning tool fixture. The hardware tool assembling, fixing and aligning tool fixture comprises a workbench, a tool bar clamping device and a handle clamping device. The hardware tool assembling, fixing and aligning tool fixture can solve the following problems that a, when an existing screwdriver assembling tool fixture is used for clamping, inserting and assembling a plastic handle and a screwdriver bar, the plastic handle and the screwdriver bar are often inserted and staggered, so that assembling fails, and the existing tool fixture can only achieve one-by-one inserting and assembling of the plastic handle and the screwdriver bar, and batch assembling cannot be achieved; and b, when the existing screwdriver assembling tool fixture is used for clamping, inserting and assembling the plastic handle and the screwdriver bar, the plastic handle and the screwdriver bar are prone to sliding relatively, so that the plastic handle and the screwdriver bar are loosened in assembling, and the plastic handle is prone to being separated from the screwdriver bar.