30results about How to "Rotating connection is stable" patented technology

The invention discloses a bridge type operation platform which comprises a machine seat assembly, wheel assemblies, a telescopic arm assembly and a platform assembly. The machine seat assembly comprises two girders, a plurality of girder connecting plates used for enabling the two girders to be connected, and two wheel assembly installation seats used for installing the wheel assemblies, and the two wheel assembly installation seats are arranged at the front ends and the rear ends of the girders respectively and provided with U-shaped wheel assembly installation grooves. Each wheel assembly comprises a wheel cross beam, a steering mechanism, a leveling mechanism and driving wheel assemblies arranged at the two ends of the wheel cross beam, wherein the wheel cross beam is installed in the corresponding wheel assembly installation grooves through a cross beam rotating shaft, and the leveling mechanism comprises leveling oil cylinders. The machine seat assembly is adjusted to be level through the two leveling oil cylinders of each leveling mechanism so that the whole bridge type operation platform can work in a relatively stable state, the safety performance is improved, and it is ensured that construction can be conducted under complex road conditions.

The invention discloses a chassis structure for an aerial work platform. The chassis structure comprises an engine base assembly and wheel assemblies, wherein the engine base assembly comprises two beams, multiple beam connection plates used for connecting the two beams and two wheel assembly mounting bases used for mounting the wheel assemblies, the two wheel assembly mounting bases are arranged at the front ends and the rear ends of the beams respectively, and a U-shaped wheel assembly mounting groove is formed in each wheel assembly mounting base; each wheel assembly comprises a wheel beam, a steering mechanism, a leveling mechanism and drive wheel assemblies arranged at the two ends of the wheel beam, each wheel beam is rotationally mounted in the wheel assembly mounting groove through a beam rotary shaft, and each leveling mechanism comprises a leveling oil cylinder. The engine base assembly is adjusted to be horizontal through the two leveling oil cylinders, so that the whole bridge type work platform can operate in a relatively stable state, the safety performance is improved, and construction can be performed under a complicated road condition.

The invention relates to a sweeper structure of an environmental sanitation vehicle and a road sweeper having a turning function. A sweep disk structure comprises a fixed bracket assembly, a rotary drive mechanism, a telescopic device and a sweep disk assembly; The rotary driving mechanism is rotatably mounted on the fixed bracket assembly through a sweeping disk turnover bracket. The rotary driving mechanism is rotatably mounted on the fixed bracket assembly through a sweeping disk turnover bracket. The telescopic device is arranged on one side of the sweeper turnover bracket, the fixed end of the telescopic device is hinged with the fixed bracket assembly, the telescopic end of the telescopic device is downward and hinged with the sweeper turnover bracket; A sweep disk assembly is vertically arranged below that rotary drive mechanism, and an upper end thereof is drivingly connected with the rotary drive mechanism; The rotary drive mechanism can drive the sweep disk assembly to rotate; The telescopic device drives the sweeper turnover bracket through the telescopic end, and the rotary drive mechanism and the sweeper assembly turn toward both ends thereof with respect to the stationary bracket assembly. The utility model has the advantages of simple structure, reasonable design, convenient operation and use, can flexibly adjust the angle of the sweeper assembly, and is favorable for sweeping the shoulders under multiple road conditions, and has good sweeping effect.

The invention relates to the technical field of household electrical appliances, in particular to a mobile air conditioner. The mobile air conditioner provided by the invention comprises a base, a machine enclosure, a compressor, a condenser, a capillary tube and an evaporator. Compared with an existing mobile air conditioner, the mobile air conditioner provided by the invention has the advantages that a plurality of rollers are arranged at the lower end of a rotary disc and/or in the circumferential direction of the side wall of the rotary disc, so that the rotary disc and the upper end of the machine enclosure are changed into rolling connection from sliding connection, and friction between the rotary disc and the machine enclosure is reduced, and therefore, abrasion between an air outlet mechanism and the machine enclosure is reduced, an air outlet frame rotates more stably, stability and safety of operation of the air conditioner are improved, and the service life of the air conditioner is also prolonged.

The invention discloses a lifting device for pigs. The lifting device comprises a horizontally-arranged bottom plate. Multiple vertically-arranged lead screws are arranged on the bottom plate. The lower ends of the lead screws are rotationally connected with the bottom plate. Chain wheels are arranged on the lower portions of the lead screws and fixedly connected with the lead screws. The chain wheels are connected through a chain. A worm wheel is arranged on the lower portion of any lead screw. The worm wheels are fixedly connected with the lead screws. A three-phase motor is arranged on the bottom plate, a speed-changing gear box is arranged on the three-phase motor, a worm matched with the worm wheels is fixedly connected to the speed-changing gear box, the three-phase motor is electrically connected with a two-direction switch, a horizontally-arranged material plate is arranged above the bottom plate, nuts matched with the lead screws are arranged on the material plate, and the nuts are fixedly connected with the material plate. Multiple vertical rods are arranged on the edge of the upper end face of the material plate, baffles are arranged between the vertical rods, and the baffles and the vertical rods are connected in a sliding mode in the vertical direction.

The invention discloses a vertical conveying mechanism for film rolls, and belongs to the technical field of thin film processing machinery equipment. The mechanism comprises a fixed base, a roll bearing circular plate, limiting plate clamps, a roll clamping mechanism and a film guiding mechanism, wherein the middle of the lower side of the roll bearing circular plate is rotationally connected to the fixed base, the multiple limiting plate clamps are symmetrically arranged on the fixed base on the outer side of the roll bearing circular plate in the radial direction of the roll bearing circular plate, the roll clamping mechanism is vertically arranged in the middle of the upper side of the roll bearing circular plate, the film guiding mechanism is vertically arranged on one side of the upper part of the fixed base, damping mechanisms are horizontally arranged on two limiting plate clamps which are arranged on the fixed base in the radial direction of the roll bearing circular plate, and each damping mechanism comprises a lifting damping rod, a lifting guide block, a translation guide block, a translation cylinder and a translation support. The mechanism is reasonable in structural design and can stably, efficiently and accurately unwind and convey the film rolls in the vertical direction. The efficiency and the quality of film unwinding and conveying are improved, and the requirements of production and use are met.

The invention discloses an intelligent newspaper retailing device comprising an enclosure and a newspaper distributing device arranged in the enclosure, wherein the enclosure is provided with a front side door; the front surface of the front side door is provided with a coin slot and a newspaper outlet; a multimedia advertising player is embedded on the upper end of the front side door; the back surface of the front side door is provided with sliding plate structure tightly stuck with the multimedia advertising player; the side surface of the sliding plate structure is provided with a coin adding system communicated with the coin slot; the left side and the right side of the enclosure are provided with adverting light boxes; the top of the enclosure is provided with an advertisement show shelf; and the enclosure is provided with a cooling fan which extracts heat out of the enclosure. Thus, heat generated by each element in the enclosure is quickly discharged out of the enclosure by the cooling fan arranged in the enclosure so as to perform a good cooling effect on each element in the enclosure, and each element in the enclosure is guaranteed to stably operate so as to improve stability and reliability for using the product.

The invention relates to the technical field of textile mechanical equipment, particularly discloses silk shaking equipment with the counting function. The silk shaking equipment includes a lifting bracket, a supporting mechanism, a rotating mechanism, a connecting part, a wheel disk assembly, a scaffolding assembly and a mechanical counting mechanism, the supporting mechanism comprises a cross rod and a casing pipe, universal wheels are arranged on the bottom of the cross rod, and supporting feet are connected with the cross rod; the wheel disk assembly comprises a rotating barrel and a firstwheel disk cover, and the first wheel disk cover is provided with a second wheel disk cover; the supporting frame is composed of a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a seventh connecting rod, a eighth connecting rod, a ninth connecting rod, a tenth connecting rod and a eleventh connectingrod which are connected in sequence; and the mechanical counting mechanism includes a cover housing, a counting shaft, a carry shaft, a counting plate, a carry gear and an end face supporting gear. The silk shaking equipment with the counting function has the characteristics that the yarn length can be adjusted, flexibility is good, the counting function is achieved, and movement is convenient.

The invention relates to the technical filed of textile machinery and equipment and particularly discloses a height-adjustable reeling system. The height-adjustable reeling system comprises a liftingbracket, supporting mechanisms, a rotating mechanism, a connecting piece, a wheel disc assembly, shed frame assemblies and a mechanical counting mechanism. The lifting bracket comprises a base and a supporting cylinder, a gear box is arranged on the supporting cylinder, a lifting rod is arranged in the supporting cylinder, and a rack is arranged on the lifting rod. The supporting mechanisms comprise transverse rods and sleeves, universal wheels are arranged at the bottoms of the transverse rods, supporting feet are connected to the transverse rods, adjusting discs are arranged on the supporting feet, and supporting rods are arranged in the sleeves. The connecting piece comprises a metal connecting rod and a spring, and a linkage plate is arranged at the end of the spring. The mechanical counting mechanism comprises a housing and a counting assembly. The counting assembly comprises a counting shaft, a carry shaft, counting discs and carry gears, end face supporting teeth are arranged onthe periphery of the single-digit counting disc of the counting assembly, and pawls are arranged at the end face supporting teeth. The height-adjustable reeling system has the characteristics of being good in flexibility, convenient to move and adjustable in height, and having the counting function.

The invention discloses a fixture for repairing transmission conductors, which relates to the technical field of power maintenance tools. The fixture comprises a fixture body, a conductor accommodating cavity, a pre-twisted wire accommodating cavity and a locking device. The conductor accommodating cavity is located at the back end of the fixture body. The pre-twisted wire accommodating cavity islocated at the front end of the fixture body. The conductor accommodating cavity and the pre-twisted wire accommodating cavity are communicated, and completely penetrate the fixture body. The fixturebody consists of a first fixture and a second fixture. The first fixture and the second fixture are connected in an open or closed manner. The first fixture and the second fixture are locked through the locking device. Through the fixture body, the conductor accommodating cavity, the pre-twisted wire accommodating cavity and the locking device, transmission conductors can be repaired. The fixturefor repairing transmission conductors has the advantages of high operation efficiency, good operation quality, time and labor saving, and low operation and maintenance costs.

The invention discloses a gear-type EPB failure parking device, comprising an EPB shell, a brake disc and a caliper mechanism, wherein the EPB shell is provided with a mounting bracket and a synchronous belt, the mounting bracket is provided with a reed shell, a failure gear and a normally closed electromagnetic valve, the failure gear is provided with a normally open electromagnetic valve, the failure gear is rotatably connected with the mounting bracket and the failure gear is toothed with the synchronous belt; The normally closed solenoid valve is provided with a first clamp block, and thenormally open solenoid valve is provided with a second clamp block. A rotating shaft is arranged on the reed shell, and the rotating shaft is rotatably connected with the reed shell; A coil spring isarranged in the reed shell, one end of the coil spring is fixed with the reed shell, and the other end of the coil spring is fixed with the rotating shaft; The rotating shaft is provided with a firstclamping slot and a second clamping slot, wherein the first clamping block is clamped with the first clamping slot, and the second clamping block is clamped with the second clamping slot. The invention provides a gear-type EPB failure parking device for a new energy vehicle, which can realize parking under the condition of electric power failure and ensure driver safety.

The invention relates to the technical field of textile machinery equipment, and particularly discloses an efficient carding device for yarn which comprises a lifting support, a supporting mechanism,a rotating mechanism, a connecting element, a wheel plate assembly, a frame assembly and a mechanical counting mechanism. The supporting mechanism comprises a cross rod and a sleeving. The rotating mechanism comprises a Z-shaped rotating rod and a silicone rubber handle cover which is provided with a blind hole. The wheel plate assembly comprises a rotating cylinder, first wheel plate covers, andsecond wheel plate covers arranged on the first wheel plate covers. A supporting frame is composed of a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod,a fifth connecting rod, a sixth connecting rod, a seventh connecting rod, an eighth connecting rod, a ninth connecting rod, a tenth connecting rod and a eleventh connecting rod which are connected insequence. The mechanical counting mechanism comprises a cover shell, a counting shaft, a carry shaft, counting plates, carry gears and end face supporting teeth. The efficient carding device for yarnhas the advantages of adjustable yarn length, good flexibility, counting function, adjustable height and no easy slipping.

The invention relates to the technical field of water conveying devices, and discloses an adapter and a water inflow device.The adapter comprises a first water conveying pipe, a second water conveying pipe, a fixed base and a rotating base; a circular groove is formed in the fixed seat, a column body extending in the opening direction of the circular groove is arranged on the bottom surface of the circular groove, a first through hole communicated to the interior of the first water conveying pipe is formed in the column body, fasteners are arranged on the inner circumferential wall of the circular groove in the circumferential direction at intervals, and clamping grooves are defined and formed between the fasteners and the bottom surface of the circular groove; the rotating seat is arranged on the second water conveying pipe; an annular protrusion is arranged on the rotating base and surrounds the periphery of the second through hole, and a ring body is arranged on the peripheral wall of the annular protrusion. Bolts do not need to be used for fixing, the structure is simple, the rotating base and the fixed base are convenient to assemble, and production and assembly are facilitated.

The invention relates to the technical field of textile machinery equipment, and particularly discloses a yarn arranging system capable of being easily operated. The yarn arranging system comprises alifting support, a supporting mechanism, a rotating mechanism, a connecting piece, a wheel disc assembly, a shed frame assembly and a mechanical counting mechanism, wherein the lifting support comprises a base and a supporting cylinder, and a gear box is arranged on the supporting cylinder; the supporting mechanism comprises a cross rod and a sleeve; the wheel disc assembly comprises a rotating cylinder and a first wheel disc cover, and a second wheel disc cover is arranged on the first wheel disc cover; the supporting frame is composed of a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a seventh connecting rod, an eighth connecting rod, a ninth connecting rod, a tenth connecting rod and an eleventh connecting rod; and the mechanical counting mechanism comprises a cover shell, a counting shaft, a carry shaft, a counting disc, a carry gear and end face supporting teeth. The system has the characteristics that the yarn length can be adjusted, the flexibility is good, a counting function is achieved, movement is convenient and the height can be adjusted.

The invention relates to the technical field of textile machinery equipment, and particularly discloses yarn arranging device for providing yarns for a proofing machine. The yarn arranging device comprises a lifting bracket, a rotating mechanism, a connecting piece, a wheel disc assembly, a shed frame assembly and a mechanical counting mechanism; the rotating mechanism comprises a Z-shaped rotating rod and a silicone rubber handle glove, blind holes are formed in the silicone rubber handle sleeve, concave grooves are formed in the silicone rubber handle sleeve; the wheel disc assembly comprises a rotating cylinder and a first wheel disc cover, a second wheel disc cover is arranged on the first wheel disc cover; a supporting frame is composed of a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a seventh connecting rod, an eighth connecting rod, a ninth connecting rod, a tenth connecting rodand a eleventh connecting rod which are sequentially connected; the mechanical counting mechanism comprises a housing, a number counting shaft, a carry shaft, a counting disc, a carry gear and end face supporting tooth. The device has the advantages that the length of the yarns can be adjusted, the flexibility is good, the counting function is achieved, and slipping is not easy to occur.

The invention belongs to the technical field of filter pressing equipment, and particularly relates to a filter screen flushing device of a filter press. The device comprises a cleaning mechanism and a sliding rail. The cleaning mechanism comprises a mounting seat, a power part and a plurality of cleaning parts; each cleaning part comprises a flushing part, a mounting rod and two mud brushing parts, and the mud brushing parts and the flushing part are arranged on the mounting rod; each mud brushing part comprises a shell and a rotating roller, a limiting part is arranged on the mud brushing part, and bristles are arranged on the left side and the right side of the rotating roller; when the cleaning parts move towards one side of a filter screen, one rotating roller on the cleaning parts can be in contact with the filter screen; cleaning teeth are arranged on the upper and lower sides of the shell; the mounting rod located at the tail end of one side is fixed to the mounting seat, the other mounting rods are connected to the mounting seat in a sliding mode, and a driving part is arranged on the mounting seat; and a connecting part is connected between every two adjacent mounting rods. By using the device, filter screens in a plurality of filter frames of a filter press can be brushed at one time, the cleaning efficiency is greatly improved, water resources needing to be consumed in the cleaning process are reduced, and water resources are saved.

The invention discloses an integrated double-blockage double-discharge ball valve which comprises a first connection pipe, a valve body and a second connection pipe. The second connection pipe is arranged on one side, away from the first connection pipe, of the valve body. The ball valve has the advantages that by arranging a first upper spring, a first lower spring, a first upper sealing block and a first lower sealing block, the valve body and a valve ball are hermetically connected, and liquid leakage is avoided; by arranging a first layer sealing ring and a second layer sealing ring, connection between a valve rod and the valve body has higher sealability, and liquid is ensured not to leak from a joint of the valve rod and the valve body; by arranging an internal thread and a rod thread, rotating connection between a rotating rod and the valve body is more stable; by arranging a drainage pipe, a blockage ball, the rotating rod, a rotating ring and a rod sealing ring, liquid in thevalve body is discharged for testing when a first ball valve and a second ball valve are closed.

The invention relates to the technical field of textile mechanical equipment, in particular to a yarn carding mechanism for providing yarns for a prototype machine, which comprises a lifting bracket,a supporting mechanism, a rotating mechanism, a connecting piece, a wheel disc assembly, a shed frame assembly and a mechanical counting mechanism; the lifting bracket comprises a base and a supporting cylinder, wherein a gear box is arranged on the supporting cylinder; the support mechanism comprises a cross rod and a sleeve; the rotating mechanism comprises a Z-shaped rotating rod and a siliconrubber handle glove, wherein the silicone rubber handle glove is provided with a blind hole and a concave groove; the connecting piece comprises a metal connecting rod and a spring; the wheel disc assembly comprises a rotating cylinder and a first wheel disc cover, wherein the first wheel disc cover is provided with a second wheel disc cover; a clamping piece consists of a triangular fixing stripand a triangular fixing groove; the mechanical counting mechanism comprises a shell, a counting assembly and an end face supporting gear. The yarn carding mechanism for providing yarns for the prototype machine has the advantages that the length of the yarn can be adjusted, the flexibility is good, the counting function is achieved, the movement is convenient, and the height can be adjusted and not easy to slip.