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34 results about "Upward shift" patented technology

Plug-in type balance valve

The invention relates to a plug-in type balance valve which comprises a valve body, a one-way valve core and a balance valve core, wherein a first oil opening, a second oil opening and a third oil opening are arranged on the valve body; the one-way valve core is arranged at the second oil opening and pushed by a first spring to maintain the trend of axial upward shift; the balance valve core is installed in the valve body and can be matched with a valve opening of the one-way valve core, and a second spring is arranged in a spring cavity of the valve body; the upper part in the balance valve core is provided with an axial passage and a first damping hole; the middle position of the balance valve core is provided with an axial convex shoulder; an annular notch is arranged on the periphery surface of the axial convex shoulder; the inner wall of the valve body is provided with an annular inner shoulder blade; an oil inlet cavity is formed among the annular notch, the inner wall of the valve body and the annular inner shoulder blade; and the third oil opening is communicated with the oil inlet cavity by a second damping hole on the side wall of the valve wall. The balance valve core and the one-way valve core are in an integral structure, and the structure is simple; the balance valve core and the one-way valve core are relatively independent on the relative position relationship, the assembly is convenient, and the requirements on heat treatment and materials of the balance valve core are lowered.
Owner:NINGBO HANSHANG HYDRAULIC

Gas-making workshop integrated control system for synthesis ammonia production and use method thereof

The invention provides a gas-making workshop integrated control system for synthesis ammonia production and a use method thereof. The system comprises a workshop coordination control station, subsystem optimization control stations corresponding to a plurality of gas-making furnaces and I/O (Input/Output) stations, wherein the subsystem optimization control stations are connected with a plant-level dispatching station by the workshop coordination control station via signals; when in use, the subsystem optimization control stations firstly reckon dummy parameters such as flame layer upward shift, flame layer downward shift, oxide layer thickness increase, oxide layer thickness decrease, deflected burning, scabbing and the like according to the procedure parameters measured by actual instrument clusters, and then carry out optimization control with a self-learning function on subsystems according to the actual procedure parameters and the dummy parameters; and the workshop coordination control station realizes coordination between a gas-making workshop and the whole synthesis ammonia production process according to the signal of the plant-level dispatching station and the operation conditions of the subsystems. The system and the use method have the following beneficial effects: the parameter measuring points are more comprehensive, and the optimization controllability of singlefurnace operation is more perfect; and moreover, the system and the method have stronger coordination with all parts of the whole process, and are beneficial to gas making and stable operation of thewhole process in high efficiency and low consumption states.
Owner:武汉世纪凤飞节能环保技术工程有限公司

Full-automatic lock body

The invention discloses a full-automatic lock body. The full-automatic lock body comprises an upper covering plate, a dead bolt assembly, a latch bolt assembly and a lock body case; the lock body caseis further internally provided with a shifting fork device for driving the latch bolt assembly to retract back into the lock body case, and a transmission assembly is arranged between the shifting fork device and the dead bolt assembly; the shifting fork device comprises a latch bolt shifter, a latch bolt upward shifting plate, a reverse shifting plate, a middle gasket and a latch bolt lower shifting plate; the transmission assembly comprises a lock core gear, a main bolt shifting plate and a main gear; the lock body shell is further provided with a rotary supporting shaft which penetrates through the main gear, used for guiding the dead bolt assembly and used as a rotating supporting point synchronously; two protrusion blocks which are located on the outer edge of the rear side of the main bolt shifting plate correspondingly and push the main bolt shifting plate to forward and reversely rotate are arranged on the upper side surface of the main gear; a user can assemble a driving motor in the lock body to drive the lock core gear to realize movement of a whole mechanism in the lock body; and the lock core gear can further be assembled on a mechanical lock core, the user can assemble the mechanical type lock core or the driving motor to drive the lock core gear to rotate, and the movement of the whole mechanism in the lock body is realized.
Owner:庞飞 +1

Integral running castings mold device of large-sized steel ingot clamp

ActiveCN101254524AOvercome the shortcomings of qualityInhibit sheddingSheet steelIngot
The invention discloses a large steel ingot-clamper integral casting mould and belongs to the technology field of ingot mould in steel melting. A lower chassis seat is horizontally arranged on the ground, an upper chassis protective ring is arranged on the lower chassis seat, a multi-layer firebrick cushion is built inside the upper chassis protective ring, a sand lining is covered on the multi-layer firebrick cushion, a ring-shaped firebrick wall is built on the sand lining, a vertical resin-bonded sand lining is arranged in the inner ring of the ring-shaped firebrick wall, a steel ring is bonded with the vertical resin-bonded sand lining, a round steel plate mat is arranged inside the steel ring in a way that the bottom thereof is attached to the sand lining, a chassis cover is arranged on the top of the ring-shaped firebrick wall, a ring-shaped steel plate mat is arranged inside the chassis cover, a steel ingot mould is arranged on the upper chassis protective ring, a heightening ring is arranged on the steel ingot mould, and a heat-insulating cap is arranged on the heightening ring. The casting mould solves the problem that the upward shift of steel ingot depositions may affect the quality of steel ingot. The clamper and the steel ingot are integrally cast so as to prevent the clamper from stripping or loosening off the steel ingot during the following forging procedures.
Owner:CHINA FIRST HEAVY IND +1

Stable and voltage-resistant power relay

The invention discloses a stable and voltage-resistant power relay. The power relay comprises a casing, a base, an armature, a yoke, a pushrod, a normally-closed static spring, a normally-open staticspring and a dynamic spring, wherein the armature and the yoke are connected together through an elastic sheet, the yoke is installed on the base in an inserted mode, limit blocks at the bottom of thecasing prevents the yoke from shifting upwards, a baffle in the casing avoids lateral shift of the armature, arc-shaped stop blocks avoid upward shift of the armature, the tail of the armature and avoltage-resistant slot of the base are in clearance fit, the tail of the armature is connected with one end of the pushrod through a connecting hole, the other end of the pushrod is connected with a connecting hole of the dynamic spring, an insulation screen is arranged in the middle of the pushrod, the creepage distance between the dynamic spring and the armature is prolonged, the normally-open static spring with a buffer sheet is inserted into the base, a trapezoidal protective plate of the base is in fit with the buffer sheet, and limit protection of the normally-open static spring is realized. The stable and voltage-resistant power relay has the advantages of being compact in structure, small in size, excellent in insulating property, resistant to voltage, high in stability, long in product service life and the like; and moreover, the structure is simple, and it is convenient to perform processing and realize automatic assembling.
Owner:YUEQING MEISHUO ELECTRIC

False-locking preventing mechanism of automobile door lock

ActiveCN102747894BWith anti-mislocking functionSpecial locking actionsMechanical engineeringUpward shift
The invention discloses a false-locking preventing mechanism of an automobile door lock. The false-locking preventing mechanism comprises a pawl, a false-locking preventing rotary arm and an opening arm. The pawl comprises a backward-forward extending rotary shaft, a left rotary block and a right rotary block, wherein the left rotary block and the right rotary block are fixedly arranged on two sides of the rotary shaft. The pawl is provided with a driving shifting block which is located on the lower side of a rotary shaft axis and used for upward shifting a driven shifting block. The false-locking preventing rotary arm is provided with a left-right extending pin shaft hole, the driven shifting block is arranged on the false-locking preventing rotary arm located on one side of the pin shaft hole, the driving shifting block is in transmission connection with the driven shifting block, a resetting block for backward shifting the opening arm is arranged on the false-locking preventing rotary arm located on the other side of the pin shaft hole, and both the driven shifting block and the resetting block rotate around the axis of the pin shaft hole backward and forward. The opening arm is provided with a protrusion for abutting against the lower surface of the left rotary block and enabling the pawl to achieve rotary resetting, and the position of the resetting block shifting the opening arm backward is located on the lower side of the protrusion on the opening arm. The false-locking preventing mechanism of the automobile door lock is a door lock with a novel structure and a false-locking preventing function and enables a side door lock beside an automobile driver to have the false-locking preventing function.
Owner:凯毅德汽车系统(郑州)有限公司

A method for increasing the exposure area of ​​a 4-inch plate produced by a step-and-repeat compacting machine

The invention relates to a method for improving the exposure area of ​​a 4-inch plate produced by a step-by-step compacting machine. The exposure area is input in the exposure area of ​​the mask plate, and a coordinate system is established according to the exposure area; Expose at the step distance in the direction to get the compact version; shift up the top line of the exposed compact version to obtain the coordinates after the upward shift; at the same time, shift down the bottom row of the exposed compact version, Get the coordinates after the downward shift; take the coordinates after the upward shift as the origin, and expose the compact version after the upward shift according to the step distance of the X-axis and Y-axis directions; take the coordinates after the downward shift as At the origin, exposure is performed on the compact version shifted down according to the step distance in the X-axis and Y-axis directions. The invention improves the production area of ​​4-inch mask, meets market demand, increases economic benefits, breaks through the limitation of equipment, and solves the problem that the Y-direction length cannot exceed 76mm under the limitation of 4-inch plate frame and focus.
Owner:NO 47 INST OF CHINA ELECTRONICS TECH GRP

Gas-making workshop integrated control system for synthesis ammonia production and use method thereof

The invention provides a gas-making workshop integrated control system for synthesis ammonia production and a use method thereof. The system comprises a workshop coordination control station, subsystem optimization control stations corresponding to a plurality of gas-making furnaces and I / O (Input / Output) stations, wherein the subsystem optimization control stations are connected with a plant-level dispatching station by the workshop coordination control station via signals; when in use, the subsystem optimization control stations firstly reckon dummy parameters such as flame layer upward shift, flame layer downward shift, oxide layer thickness increase, oxide layer thickness decrease, deflected burning, scabbing and the like according to the procedure parameters measured by actual instrument clusters, and then carry out optimization control with a self-learning function on subsystems according to the actual procedure parameters and the dummy parameters; and the workshop coordination control station realizes coordination between a gas-making workshop and the whole synthesis ammonia production process according to the signal of the plant-level dispatching station and the operation conditions of the subsystems. The system and the use method have the following beneficial effects: the parameter measuring points are more comprehensive, and the optimization controllability of singlefurnace operation is more perfect; and moreover, the system and the method have stronger coordination with all parts of the whole process, and are beneficial to gas making and stable operation of thewhole process in high efficiency and low consumption states.
Owner:武汉世纪凤飞节能环保技术工程有限公司
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