372 results about "Open type" patented technology

An open-type TBM for tunnel expanding excavation is used for executing expanding excavation operation of an original tunnel with the cross section in a city gate shape, a front shield protection plate and a middle shield protection plate are arranged between a front shield and a middle shield of the open-type TBM, the front portion of the front shield protection plate is fixedly connected with the rear portion of the front shield, the front shield protection plate is located on the outer side of the middle shield protection plate, and the middle shield protection plate is located on the outer side of the middle shield protection plate. The rear portion of the front shield protection plate and the front portion of the middle shield protection plate are partially overlapped, and the rear portion of the middle shield protection plate is fixedly connected with the front portion of the middle shield. By means of the design, it can be avoided that slag materials are exposed behind a TBM host and slide to the bottom area of a tunnel to be accumulated under the combined action of water flow in the tunnel and mechanical disturbance, and then continuous tunneling of the TBM is affected.

The application discloses a multi-column packaging machine convenient to clean, which comprises a feeding assembly, a former body and a longitudinal sealing assembly. A material guiding recess is arranged at the bottom of a material bin. The accumulated powder material is gathered and guided to flow to a first discharge hole through the material guiding recess. The former body is arranged below the feeding assembly. A central through hole is arranged on the front side of the former body. A longitudinal sealing accommodating channel is movably formed between the surface in the third accommodating recess and the back surface of the longitudinal sealing movable seat. The longitudinal sealing accommodating channel is in communication with the central through hole. One end of a filling pipe is fixedly connected with the first discharge hole, and the other end of the filling pipe is sequentially arranged in the central through hole and the longitudinal sealing accommodating channel. Compared with the prior art, the application has the beneficial effects that the flowability of the powder material in the material bin is effectively improved through the arrangement of the arc-shaped curved surface, the central through hole is designed in an open type, and the detachable connection mode of the longitudinal sealing assembly is adopted, so that the disassembly direction of the longitudinal translation of the filling pipe is realized.

The utility model discloses a double-open type coded lock, which comprises a coded lock and a lock cylinder, the coded lock comprises a code plate, a movable plate and a turn button arranged on the code plate, the lock cylinder is arranged on the code plate, the double-open type coded lock is characterized by further comprising a straight tongue plate, an unlocking limiting plate and a shifting button arranged on the lock cylinder, a spring bolt is arranged at the end part of the straight tongue plate, and the movable plate is arranged on the lock cylinder. The end of the unlocking limiting plate is connected with the movable plate, after the rotary button unlocks, the shifting button can rotate along with rotation of the key so as to jack up the unlocking limiting plate to drive the straight tongue plate to move to achieve unlocking and locking, and the movable plate can be pushed to move while the unlocking limiting plate moves.

The invention discloses a half-open type thrust magnetic levitation bearing. The bearing comprises a first magnetic ring, a second magnetic ring and a third magnetic ring, wherein the first magnetic ring, the second magnetic ring and the third magnetic ring are arranged in annular and laminating manners so as to form an annular magnetic pole; the magnetic pole of each of the magnetic rings is different from that of the adjacent magnetic ring; a first winding and a second winding of the annular magnetic pole are wound according to a predetermined half-open way, the lower part of the middle magnetic pole is recessed inwards so as to generate a winding space which meets predetermined conditions; and the magnetic pole arranged at the upper end extends, and thus, a complete circle of magnetic pole is formed after splicing. Based on the bearing, continuity and consistency of magnetic field strength of the magnetic poles of the half-opened axial thrust bearing can be basically reserved, and the half-open type thrust magnetic levitation bearing can be applied to high-speed rotation machines; and moreover, a more flexible mounting way can be obtained, particularly to large-size rotation machines.

The invention relates to the technical field of coal mine drilling, and provides an open type hydraulic clamping device which comprises a main body structure with stepped holes formed in the two sides, piston rods are slidably connected into the stepped holes, slips are detachably connected to the small ends of the piston rods, and sealing cavities are formed in the two sides of the large ends of the piston rods. The side, away from the slip, of the sealing cavity is communicated with an oil inlet pipe of a hydraulic system, the other side of the sealing cavity is communicated with a guide-in pipe, the tail end of the guide-in pipe is communicated with an oil return pipe and an overflow pipe of the hydraulic system through a three-way valve, the overflow pipe is communicated with an overflow hole in the side portion of the main body structure, and the large end of the piston rod can block or open the overflow hole. And hydraulic locks are arranged on the oil inlet pipe and the ingress pipe. When power is cut off suddenly, the hydraulic locks on the oil inlet pipe and the guide-in pipe can be locked rapidly, so that the pressure maintaining effect on the two sealing cavities can be achieved, the two slips can maintain the clamping force of a drilling tool, the drilling tool is prevented from sliding off, and the safety of underground equipment or personnel is guaranteed.

The utility model relates to a vibration reduction technology in the field of vibration control of building structures, in particular to an open type modularized tuned mass damping system. The device comprises an embedded part, a frame, a mass block, a supporting beam, an adjusting spring, a damper, a lug plate, a friction plate, a pin shaft and a nut, the frame provided with the mass block serves as a mass module, the supporting beam and the adjusting spring jointly form a rigidity module, and a friction pair composed of the friction plate and the lug plate and the damper jointly form a damping module. When the floor slab generates vertical vibration due to external excitation, the nearby structural beams vibrate synchronously. The supporting beam provided with the mass module is connected to the structural beam through the friction damping pin shaft assembly. The structural beam vibrates to drive the mass module, and the supporting beam and the adjusting spring have the same vibration frequency and opposite directions. The damper between the mass module and the floor is enlarged in deformation due to reverse vibration, energy consumption is enhanced, and therefore vibration of the floor is relieved.

The invention discloses an open-type TBM stepping device and a rapid assembly stepping method thereof, the stepping device comprises a stepping track and a pushing device, and the stepping track is used for supporting stepping movement of a TBM host; the stepping track comprises a plurality of stepping bases, and the stepping bases are sequentially connected end to end to form the stepping track of an integrated structure. The pushing device is fixedly arranged on the top of the stepping base and used for controlling the TBM host to run on the stepping base. In the assembling process, working condition switching from assembling to tunneling is completed through replacement of the rails and the wheels. According to the design, TBM equipment installation and civil engineering cavern construction operation can be synchronously carried out, the application range is effectively expanded, the front shield and the cutter head can be continuously kept in a head-up state in the whole stepping process, and the safety of TBM stepping operation is effectively improved.

The invention discloses an open type earphone. The open type earphone comprises a sound production part and a fixing structure. The sound production part comprises an ear shell and a sound production unit, the sound production unit is arranged in the ear shell and divides the internal space of the ear shell into a front cavity and a rear cavity, and the ear shell is provided with a sound outlet hole communicated with the front cavity. The fixing structure is connected with the ear shell and is provided with a connecting channel and a resonant cavity, one end of the connecting channel is communicated with the rear cavity, and the other end is communicated with the resonant cavity. The cross section of the connecting channel is smaller than the cross section of the rear cavity and the cross section of the resonant cavity. According to the technical scheme, the low-frequency bass of the open type earphone can be increased, and the sound listening effect is improved.

The invention provides a permeable breakwater and a design method thereof, and relates to the technical field of permeable breakwater. Aiming at the lack of a design method for high-precision environment coupling and high-accuracy structure stress prediction during design of a permeable breakwater in the prior art, the method comprises the following steps: establishing a wave-structure-foundation coupling model based on structure stress data, environment soil characteristics and a transmission coefficient of waves; s5, selecting a wave-structure-foundation coupling model, simulating different structure parameter combinations based on the wave-structure-foundation coupling model, and when the simulation results do not meet the target requirements, circularly executing the steps S2 to S5 until the simulation results meeting the target requirements are screened out, and determining a corresponding final structure parameter combination. The cooperative working mechanism of the reduction foundation and the pile foundation is realized, the dynamic interaction of the wave load and the structural response is simulated, and the environmental coupling precision and the structural stress prediction accuracy are improved.

1. The name of the design product: open type coil fiber laser cutting machine. 2. The use of the design product: cutting of stainless steel coil, galvanized coil, cold-rolled coil, hot-rolled coil and other metal sheet materials. 3. The design points of the design product: the shape of design 1, the shape, color and their combination of design 2. 4. The picture or photo that best shows the design points: the perspective view of design 2. 5. The bottom surface of the design product is the part that is not easy to see or cannot be seen during use, so the top view of design 1 and the top view of design 2 are omitted. 6. Design 1 is designated as the basic design. 7. Other circumstances that need to be explained: design 2 of the design requires protection of color.

1. The name of the design product: cooling tower (cross-flow open type full steel YHS-2200 tower type). 2. The use of the design product: cooling tower. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses an on-line intelligent fluorescent magnetic trace distinguishing mechanism, which relates to the technical field of fluorescent magnetic powder detection and comprises a darkroom, a first conveying rack, a first blanking rack, a second blanking rack and a second conveying rack. The first conveying rack transversely penetrates through one side of the darkroom and extends into the darkroom, a first conveying belt is installed at the top of the first conveying rack, and the first discharging rack and the second discharging rack are arranged on the front side and the rear side of the first conveying belt correspondingly; the top height of the first discharging rack and the top height of the second discharging rack are matched with the top height of the first conveying belt, and the second conveying belt is arranged on one side of the back face of the first discharging rack. According to the utility model, a magnetized workpiece containing magnetic traces can be quickly and conveniently subjected to magnetic trace detection treatment with higher detection accuracy and higher safety, so that the detection work is time-saving and labor-saving, higher in efficiency and higher in safety.

1. Name of the designed product: open type photo paper storage box (with scale). 2. Use of the designed product: for storing photo paper. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

1. The name of the design product: cross-flow open type all-steel cooling tower (YHS series). 2. The use of the design product: cooling tower. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The open type suspension cover comprises a base, an outer decoration plate, a decoration ring, a center clamping base, a suspension plate, a bearing, a rotating shaft and a balancing weight, the outer diameter of the suspension plate is larger than the outer diameter of the center clamping base, the inner diameter of the decoration ring is larger than the outer diameter of the suspension plate, and a water guiding and flow dividing structure is arranged between the suspension plate and the center clamping base. The water guiding and flow distributing structure comprises a flow guiding eave, a flow guiding wall and a blocking rib, the flow guiding eave is arranged on the inner side of the suspension plate and is opposite to the balance weight seat, the flow guiding wall is annularly arranged at the top of the center clamping seat, and the blocking rib is integrally in an arc shape, is installed on the inner side of the suspension plate with the center line of the suspension plate as the circle center and is opposite to the balance weight seat; when the suspension plate and the center clamping seat are assembled, the flow guide eaves, the flow guide walls and the blocking ribs are mutually staggered. In this way, the flow direction of rainwater can be guided, the bearing is prevented from being eroded, and the service life of the suspension cover is prolonged.

The utility model discloses a top-open type box cover hinge capable of adjusting elastic force of a spring, which relates to the technical field of refrigerators and comprises a hinge head and a hinge seat. A hinge shaft and a movable shaft are hinged to the hinge head, the two ends of the hinge shaft are hinged to the hinge base, and an arc-shaped channel for the movable shaft to swing is formed in the hinge base. An adjusting block capable of moving up and down is installed on the hinge seat, a supporting plate with the upper end movably connected to the movable shaft is arranged on the hinge seat, the lower end of the supporting plate is inserted into the adjusting block, an adjusting piece capable of driving the adjusting block to move upwards is arranged on the hinge seat, and a spring upper pad located above the adjusting block is arranged on the supporting plate. The supporting plate is sleeved with a hinge spring located between the adjusting block and the spring upper pad. When the box cover is heavy, on the premise that the hinge is not replaced, the adjusting piece drives the adjusting block to move, and then the elastic force of the spring can be adjusted.

The utility model relates to the field of vehicle-mounted storage devices, in particular to a vehicle-mounted storage box which can be installed at wheel bags on the two sides in a light bus type compartment and a van type compartment in a lossless mode. The vehicle-mounted storage box comprises a frame, a box door assembly, a top plate assembly, a side plate assembly, a layer plate assembly and supporting legs. Aiming at the special space design of the wheel bag above the wheel, the area is fully utilized to improve the utilization rate of the space in the vehicle; the internal adjustable layer plate is matched with the hole design, so that the storage space layout can be flexibly adjusted; the top plate can be turned over to form an open storage lattice, so that the top space is expanded; the bottom pulley assembly facilitates flexible use of the storage box in multiple scenes; and the mounting functions of the detachable split type front panel and the lock meet individual requirements. The storage box has the characteristics of multifunctionality and light weight, meets diversified requirements of different users, is easy to maintain and has high practicability.

The utility model relates to the technical field of dam building reinforcement construction, in particular to a dam foundation reinforcement protection structure which comprises a female template mechanism, and the female template mechanism is provided with an open type interval opening and a closed type grid opening. According to the arrangement of the sub-template mechanism, the sub-template mechanism is used for laying the sub-template mechanism from top to bottom in a seasonal rainy season area, particularly in a rainy area, the bottom of the sub-template mechanism is placed on the upper edge of a slope surface to be fixed, and then the sub-template mechanism is released along the slope surface, so that elasticity exists among a plurality of trapezoidal splicing parts of the sub-template mechanism; the geotextile is specifically adopted for connection, in this way, the geotextile can be released in the length direction, after a plurality of geotextile bodies draw close, rods are inserted into the round holes for fixation, and the shadow area in the figure is capillary needle-punched geotextile used for drainage.

The utility model provides a three-opening type shock insulation support mould, which comprises an upper mould, a mould core, a lower mould, a lower mould locking mechanism and a mould core, the mould core comprises four sliding blocks, and the upper mould locking mechanism and the lower mould locking mechanism are respectively provided with a plurality of locking surfaces, so that the four sliding blocks can be locked from a plurality of directions through the plurality of locking surfaces when the mould is closed, and the mould core can be locked from a plurality of directions through the plurality of locking surfaces. Therefore, the quality and the dimensional accuracy of the finished support can be improved, and the locking structure is simple and easy to design and process. Furthermore, the bottoms of the sliding blocks are provided with inclined inclined guide pillar holes, the lower mold is provided with corresponding inclined guide pillar sleeve holes, and the lower mold locking mechanism is provided with a plurality of corresponding inclined guide pillars, so that the four sliding blocks can be driven by the inclined guide pillars to move towards the direction in which the four sliding blocks are separated from each other after the vulcanization process is finished and the mold is opened, and demolding is very convenient to realize; and a complicated driving structure does not need to be arranged, so that efficient production of the shock insulation support can be realized with relatively lower equipment cost.

The application discloses a multifunctional open type combined keel, a wall system and a mounting method thereof, which comprises a vertical keel and various external components, a cross section is in an arch type open structure, and comprises an integral forming middle convex groove and side concave grooves symmetrically arranged on both sides. The external components comprise an external hanging piece, a flat insertion assembly, a side insertion single piece and a lengthened insertion core keel; further comprising a horizontal keel and a keel inter-insertion fixing assembly. The application can integrate various functions such as a wall protection, a partition wall hanging plate and a flat insertion hanging plate, and when different functions are switched and combined, good compatibility between various function application scenes can be ensured, many disadvantages of the existing partition wall keel mounting method can be overcome, efficient connection of a decorative base structure is realized, and the quality, efficiency and economy of the overall assembly type decoration are improved.

The utility model relates to the technical field of high-altitude operation of a power transmission tower, and discloses a climbing self-locking device and an anti-falling device comprising the climbing self-locking device, the anti-falling device further comprises a stainless steel stranded wire and an anti-windage yaw device which are fixed on the tower, the anti-windage yaw device comprises a mounting plate, a connecting rod and a limiting pipe, the mounting plate is fixed on the tower, and the connecting rod is connected with the limiting pipe. The limiting pipe accommodates and limits the stainless steel stranded wire; the connecting rod is fixedly connected with the mounting plate and the limiting pipe respectively; the climbing self-locking device comprises a shell and a locking rod, the shell comprises an extrusion pipe, an extrusion head and a connector are arranged at the two ends of the locking rod, the locking rod can swing in the shell in a reciprocating mode so that the extrusion head can be close to or away from the extrusion pipe, the extrusion head and the extrusion pipe are matched to clamp or loosen the stainless steel stranded wire, and the connector is connected with the safety rope. According to the utility model, the problems of abrasion and strand breakage of the stainless steel stranded wire caused by the traditional open type windage yaw prevention device are solved, the climbing self-locking device can pass through the windage yaw prevention device without obstacles, manual adjustment is not needed, and the safety protection effect is improved.

1. The name of the design product: diesel generating set (semi-open type). 2. The use of the design product: for diesel generating set. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

The utility model belongs to the technical field of motorcycles, and relates to a multifunctional backrest support of a motorcycle, which comprises two side vertical pieces, a plurality of cross beams are connected between the two side vertical pieces, a plurality of connecting holes and fixing grooves are arranged on the cross beams, and the bottom of each side vertical piece is provided with an open type round buckle protruding forwards. Clamping grooves are formed in the upper portion and the bottom of the open type round buckle, the same elastic buckle is clamped in the two clamping grooves, and a supporting assembly is arranged at the bottom of each side vertical piece. The backrest support can be quickly disassembled and assembled through the elastic buckles, the tailstock cross rods are arranged on the tailstocks of most motorcycles and used for helping a driver carry or move the motorcycles, and therefore the requirement for installing backrests of motorcycles of various models can be met.

The utility model relates to the technical field of crushing equipment, in particular to a samara processing device. Comprising two C-shaped pipes which are symmetrically arranged, the two C-shaped pipes are located on the same circle, the two ends of each C-shaped pipe are each provided with an open type material containing cavity, a hopper is arranged on the upper side wall of each material containing cavity, a plurality of leaking holes are evenly distributed in the lower side wall of each material containing cavity, a swing rod is rotationally installed in the center of each C-shaped pipe, arc-shaped double-end pounding hammers are arranged at the two ends of each swing rod, and the swing rods are driven by a driving structure to swing in a reciprocating mode. Through the design of a rotary structure, two groups of double-head pounding hammers are driven by a swing rod to pound samaras in four groups of material placing cavities on two groups of C-shaped pipes, so that four groups of pounding hammer paths are formed. Compared with traditional single-hammer tamping, the crushing capacity is greatly improved, products are increased, the structure is compact and reasonable, and operation is easy.

The utility model relates to the technical field of liquid injection valves, in particular to a normally-open type fluid control liquid injection valve, an inner core in a valve core assembly of the normally-open type fluid control liquid injection valve keeps a distance larger than 0.1 mm from a liquid outlet in a natural state, so that the liquid injection valve is kept in a normally-open state, the requirement for continuously introducing air pressure to maintain liquid circulation is lowered, energy consumption and operation cost are reduced, and the service life of the liquid injection valve is prolonged. The backflow preventing assembly comprises a sealing ring and a second abutting block, the sealing ring is driven by liquid backflow pressure to cover a gap between the second abutting block and the liquid inlet pipeline, the backflow phenomenon is reduced, the air pressure driving assembly pushes sealing rubber to deform by adjusting air pressure, then the displacement of the inner core is controlled, and opening adjustment of the liquid outlet pipeline is achieved. And the first spring and the second spring work cooperatively, so that resetting of the inner core and the piston rod is ensured.

The invention provides an ultra-large-span bridge open type bearing frame, a support and a construction method. The problems that in the prior art, a bridge support cannot meet vertical supporting and transverse supporting needed by a large span at the same time, stability is poor, and assembling efficiency and construction difficulty cannot be considered at the same time are solved. The ultra-large-span bridge open-type bearing frame comprises a vertical supporting structure, and the vertical supporting structure comprises two first embedded parts, a second embedded part, two vertical rods, two sets of horizontal inclined strut supports and a middle transverse rod, wherein the two first embedded parts and the second embedded part are embedded in pier bearing platforms on the two sides respectively, and the bottom ends of the two vertical rods are fixedly connected with the first embedded parts respectively; wherein the horizontal inclined strut bracket is a V-shaped frame formed by fixing a side cross rod and one end of an inclined rod, and meanwhile, an upper four-way pipe and a lower four-way pipe are arranged in the middle of the inclined rod; the two ends of the middle transverse rod are connected with the horizontal inclined strut supports on the two sides respectively, and the middle transverse rod is flush with the side transverse rods on the two sides. And the transverse load sharing structure comprises a truss and two groups of upper connecting pipes and lower connecting pipes.

The utility model discloses a quick-open type online oil scraping device which comprises a supporting bottom frame and an installation frame installed at the upper end of the supporting bottom frame, a fastening adjusting mechanism is arranged between the supporting bottom frame and the installation frame, and oil scraping mechanisms are arranged on the supporting bottom frame and the installation frame. The oil scraping mechanisms on the supporting bottom frame and the oil scraping mechanisms on the mounting frame are distributed in a staggered mode, and the oil scraping mechanisms on the upper side and the lower side are distributed in two rows. The mounting frame and the supporting bottom frame are used in a separated mode, the whole mounting frame can be moved independently, the supporting bottom frame and the mounting frame can be fastened and detached conveniently, the oil scraping mechanisms on the two sides are arranged in a staggered mode to conduct oil scraping treatment, the outer side of a material is sequentially subjected to oil scraping cleaning, and the cleaning degree of cleaning is improved; and on the basis of limiting and supporting of the upper side mounting hole to the positioning block, the positioning block can be conveniently and rapidly adjusted and replaced.

The utility model discloses a pluggable contact group for a railway point switch, which comprises a contact seat and a contact group, the two ends of the contact seat are respectively provided with six binding posts, and each binding post is connected with a plug-in sheet. According to the utility model, through the function separation design of the contact seat and the contact group, wiring and on-off functions are modularized, misconnection caused by wire dismounting and other risks caused by the fact that a fastener falls into the switch machine are thoroughly avoided, the contact group is vertically locked with the plug-in sheet and the bolt through the plug-in head, stable electrical connection is kept in vibration and severe environments, and the safety of the switch machine is ensured. And faults such as poor contact and short circuit are reduced. Meanwhile, the pluggable structure supports rapid replacement of the contact group, and the maintenance time is shortened. And the bottom sealing structure isolates pollutants, is matched with regular section repair / factory repair, maintains contact cleanness and low resistance, and ensures long-term reliable operation. According to the design, the problem of environmental deterioration of an open contact is radically solved, the operation and maintenance cost is reduced, and the railway transportation safety and efficiency are remarkably improved.