40results about How to "Simple structural parts" patented technology

The invention discloses a self-absorption crude oil sampler of a piston type, comprising a cylinder body (9), a cylinder cover (8), a cylinder bottom (2), a piston (3), a handspike (4) and a valve (1). The cylinder cover (8) and the cylinder bottom (2) are respectively and fixedly connected at the upper end and the lower end of the cylinder body (9); a static seal is formed between the cylinder bottom (2) and the cylinder body (9); the handspike (4) penetrates through an opening in the center of the cylinder cover (8); the piston (3) is pushed to slide up and down along the longitudinal axis of the cylinder body (9); a sliding seal is formed between the piston (3) and the inner wall of the cylinder body (9); and the valve (1) is connected to the cylinder bottom (2) and used as the entry of a sampled oil product. In the invention, the piston is pushed by pressure in a crude oil pipeline to move upwards and finish sampling without using the power driving of pumps, motors, and the like, and the structure is simplified. Meanwhile, because of simple structural part and good sealing performance, the loss of light component substances in crude oil or the evaporation of volatile substances are avoided, and the components of the sampled oil product are surely and truly reflected.

The invention discloses a main shaft system of a multi-wire cutting machine. The main shaft system comprises a wire roller and a mandrel, wherein the wire roller, the mandrel and a screw nut are axially fastened and connected, the upper end of the mandrel is fastened with a belt wheel through an expansion sleeve and is used for torque input, the main shaft system also comprises a first spherical bearing and a second spherical bearing, the first spherical bearing and the second spherical bearing realize the support positioning with the two ends of the wire roller, the first spherical bearing is directly connected with the mandrel, a slide sleeve is arranged between the second spherical bearing and the mandrel, a key is arranged between one end of the wire roller and the mandrel, a bearing seat is arranged outside the upper end of the mandrel, a pair of angular contact ball bearings and a first cylindrical roller bearing are arranged between the bearing seat and the mandrel, the bearing seat is fixedly connected with a cold water sleeve, a front support seat is arranged outside the lower end of the mandrel, and a second cylindrical roller bearing is arranged between the front support seat and the mandrel. The main shaft system of the multi-wire cutting machine has the advantages that the service life is long, the cooling environment is good, the sealing effect of the main shaft system is good, the protection performance is good, in addition, the high-speed and stable operation of the wire roller is realized, the processing precision of workpieces is ensured.

The invention discloses a full-time tracking solar flexible holder, comprising a fixing support system, a tracking control system, a data collection management system and a photovoltaic module. According to the solar flexible holder, formed steel structure components for fixing the flexible holder are simplified and pile foundations and vertical posts are greatly reduced, so the cost is reduced; the large span arrangement problem is solved and the exquisite layout is carried out, so the maintenance cost is effectively reduced; oblique single shafts track sun trajectory, so the photoelectric conversion efficiency is greatly improved; and a weft holder is added to an integrated system and the problem that hidden cracks occur in photovoltaic panels resulting from the flexible holder is effectively solved, so the anti-shock and anti-wind capability of the flexible photovoltaic holder is improved.

The invention relates to the technical field of garbage treatment, and discloses a garbage treatment device. The garbage treatment device comprises a control part, a vehicle body and a pretreatment mechanism; the internal of a cylinder is divided into a front cavity and a back cavity through a piston; the side, near the back cavity, of the piston is connected with a piston rod; a free end of the piston rod is connected with an air pipe capable of extending; one end of the air pipe communicates with the front cavity of the cylinder, and the other end of the air pipe penetrates out of the vehicle body to communicate with a sucker; the back edge of the bottom of the vehicle body is hinged with a tipping bucket capable of automatically overturning front and back; the bottom of the vehicle bodyis rotationally connected with a front wheel through a first fixed shaft, and is rotationally connected with a rear wheel through a second fixed shaft; a roller is rotationally connected to the second fixed shaft; multiple blades are peripherally arranged on the outer edge of the roller; the roller is fixedly connected with the rear wheel through an acceleration mechanism; the pretreatment mechanism comprises a lead screw, a nut and a support plate; the lower end of the lead screw is connected with a turntable; and the bottom edge of the turntable is vertically connected with a drill bit. Thegarbage treatment device can collect garbage in ice blocks to prevent falling into a river to flow away.

The invention belongs to the field of building wall plastering equipment, in particular relates to rapid wall plastering equipment. The angular edges of a template (2) are connected with the bottom surface of a feeding frame (1) and arranged below the feeding frame (1), a feeding hole (3) is arranged at one side of the feeding frame (1) close to the template (2), a vibration machine (4) and a handle (6) are mounted on the bottom surface of the feeding frame (1), and a power switch (5) is arranged on the handle (6). In the invention, slurry of the feeding frame can be continuously vibrated by the vibration machine to flow out of the feeding hole so as to continuously plaster walls and save time and labor, and the template is also vibrated by the vibration machine to tamp mortar plastered to the walls, prevent the mortar from falling and have low manufacture cost.

The invention discloses a non-return device for refrigerator compressor performance test equipment. The non-return device comprises a non-return mechanism and a support mechanism, wherein the support mechanism is connected with the non-return mechanism and supports and matches with the non-return mechanism to limit springback of a refrigerator compressor; the non-return mechanism comprises a U-shaped base, a pin shaft penetrating through the part close to the top end of the U-shaped base and a non-return block rotationally fixed on the U-shaped base through the pin shaft, and the starting height of the non-return block in a rotating process is larger than that of the top end plane of the U-shaped base; a torsional spring is in embedded connection between the non-return block and the U-shaped base; a cushion block is mounted in the position close to the bottom end of the U-shaped base. The support mechanism comprises a mounting rack conveniently fixed on a mounting platform and an adjusting rack which is integrated and fixedly connected with the mounting rack and can move on the mounting rack up and down; the U-shaped base is movably fixed on the adjusting rack. The device is simple in structure, high in adjusting speed, very high in universality and low in manufacturing cost, and can better meet the requirement of accurate positioning of the refrigerator compressor before an energization performance test.

The invention discloses an electromagnetic direct-drive reversing multi-way valve, and belongs to the technical field of multi-way valves. A reversing valve core is slidably mounted in the valve coremounting hole in a valve body, an electromagnetic driving device is fixedly connected with each of the two ends of the valve core mounting hole in the valve body, an inner spigot is formed in each ofthe two ends of the valve core mounting hole in the valve body, an outer blocking platform is arranged at the end of the reversing valve core, a pressing ring is mounted at the end of the reversing valve core in a sleeving mode, the inner ring of the pressing ring is pressed on the outer side of the outer blocking platform, the outer ring of the pressing ring is located in the inner spigot in theend of the valve core mounting hole in the valve body, and a resetting spring is connected with the outer side of the pressing ring. According to the electromagnetic direct-drive reversing multi-way valve, the electromagnetic driving device is connected with each of the two ends of the valve core mounting hole, driven connection with the reversing valve core through the pressing ring and the resetting spring is achieved, the structural part is simplified, and the valve body can be more compact and light in weight; and the valve core is flexible and fast in reversing action and high in controllability, the reversing impact is small, and the reversing response speed of the multi-way valve can be increased by more than 100 milliseconds.

The invention relates to an epicyclic polishing machine gear ring ascending and descending mechanism, which comprises a gear ring and a center shaft, wherein the gear ring is arranged on a gear ring support frame, the gear ring support frame is fixedly connected with a gear ring sleeve arranged at the lower side, the gear ring sleeve is respectively and fixedly connected with a gear ring gear and a gear ring lifting sleeve, the gear ring lifting sleeve is fixedly connected with a synchronous lifting upper plate arranged at the lower side, the synchronous lifting upper plate is fixedly connected with a synchronous rod arranged at the lower side, the synchronous rod is screwed with a lifting screw nut, the lifting screw nut is axially positioned in a support sleeve through a stop ring and a corresponding shaft via a retainer ring, and is rotationally arranged in a support sleeve through a bearing, the lifting screw nut and the lifting gear are fixedly connected, and the lifting gear is in engaged transmission with a lifting outer gear ring. The epicyclic polishing machine gear ring ascending and descending mechanism has the advantages that the structure is simple, the processing and the assembly are convenient, the ascending and descending transmission precision is high, the reliability is high, and economy and practicability are realized.

The invention discloses an omni-directional moving multi-box parallel taking transport vehicle. The transport vehicle comprises a vehicle frame body and at least one set of hoisting units, the hoisting units are installed on the vehicle frame body, and each hoisting unit comprises a lifting mechanism, a hoisting mechanism and a transmission mechanism; the frame body comprises a vertical frame anda bottom frame, and a plurality of wheels are arranged on the bottom frame; each lifting mechanism comprises a longitudinal sliding rail, a pulley and a winding drum assembly, the longitudinal slidingrails are vertically installed on the vertical frame, the pulleys are installed at the top of the vertical frame, and the winding drum assemblies are installed on the bottom frame; each hoisting mechanism comprises a hoisting bracket and a plurality of hoisting hook assemblies mounted on the hoisting bracket, and connecting frames are slidably connected with the longitudinal sliding rails; the winding drum assemblies are connected with the hanging brackets through ropes bypassing the pulleys; and each transmission mechanism comprises a first motor installed on the corresponding hanging bracket and at least one set of sliding assembly. According to the transport vehicle, on the basis that the space occupancy rate of the whole device is reduced, multiple boxes can be taken at the same time,and the cargo transportation efficiency is effectively improved.

The invention provides a packaging mechanism and box sleeving equipment. The packaging mechanism comprises a mounting frame, a first clamping assembly and a second clamping assembly, wherein the mounting frame is movably arranged; the first clamping assembly is arranged on the mounting frame and comprises an adsorption component; the second clamping assembly is movably arranged on the mounting frame relative to the first clamping assembly; the packaging mechanism is arranged in a turnover mode so that the packaging mechanism can have a box disassembling state and a box sleeving state; when the packaging mechanism is in the box disassembling state, the adsorption surface of the adsorption component is arranged downwards; and when the packaging mechanism is in the box sleeving state, the first clamping assembly and the second clamping assembly are oppositely arranged in the horizontal direction and clamp a carton which is sucked by the adsorption component and is in an unfolded state. According to the packaging mechanism, the structural components of the packaging mechanism are simplified, and the problem that an automatic packaging mechanism in the prior art is complex in structure is solved.

The invention discloses an anti-infection sheep uterus powder solid administration device which comprises an outer sleeve, an inner sleeve, an elastic sleeve and a sliding sleeve. The length of the inner sleeve is greater than that of the outer sleeve and can slide when the inner sleeve is sleeved by the outer sleeve; the sliding sleeve sleeves the outer sleeve and can freely slide, the near end of the elastic sleeve is propped open and fixed to the outer side of the far end port of the outer sleeve, the far end of the elastic sleeve naturally shrinks into a closed state. When the device is used by combining with a disposable sanitary film tube, the main part of the device is completely sealed by the disposable sanitary film tube, the disposable sanitary film tube only needs to be replacedevery time, the device is clean and sanitary, and the risk of cross infection can be effectively avoided. The medicine is thoroughly and fully administered, the structural components are simplified,the production is low, the operation is easy, the use effect is good, and the device is suitable for popularization and application.

The invention discloses an air inlet flow stabilizing device for a portable FID (Flame Ionization Detector), which comprises an air resistor, a pump, a sensor and a controller, and is characterized in that the air resistor is used for limiting the flow rate of air; the pump is an air pump and is used for feeding air into the FID detector; the sensor is used for detecting the air pressure difference between the two ends of the air resistor; the controller adjusts the voltage of the output pump according to the air pressure difference detected by the sensor and controls the rotating speed of a motor of the pump. Gas passes through the gas resistor and is fed into the FID detector through the pump; and the sensor and the controller form a feedback loop. The method can be applied to normal-pressure detection conditions, so that the flow control is more stable, the realizability is high, and the cost is low.

The invention discloses a system capable of obtaining a clear phase of a mixture and a closestool. The system is characterized by comprising: a phase taking pipe internally provided with a stirring arm, wherein the stirring arm is perpendicular to the bottom surface of the phase taking pipe, and the stirring arm comprises an upper arm and a lower arm; a power mechanism provided with a rotating motor, wherein the rotating motor is connected with the upper arm; and a crushing cavity used for obtaining first fluid of a mixture, connected with the phase taking pipe and used for guiding the first fluid. According to the system, the mixture is completely and automatically separated, separated instruments can be simply and automatically cleaned, separated solids can be automatically removed, the system structure is simple, the stability and long-term use are guaranteed, and the practicability is high; and the overall miniaturized design can realize the popularization of home use, and particularly can be installed in a closestool to realize automatic separation of excrement, wherein the overall noise of the system is low, so that the comfort of family life is not influenced.