47results about How to "Prevent abnormal movement" patented technology

The invention discloses a device for preventing an elevator cage from abnormally moving. The device comprises a braking mechanism installed on a cage large beam, a reset mechanism arranged at one end of the braking mechanism, and an electrical detecting mechanism. The braking mechanism comprises a shell. A U-shaped action jaw is arranged on one lateral side of the shell. An elevator T-shaped guide rail is located in the U-shaped action jaw. Electromagnets and brake pads are symmetrically arranged on the two sides of the U-shaped action jaw. The brake pads are installed at the ends of the electromagnets and are stretched out and drawn back under the control of the electromagnets so as to clamp and release the elevator T-shaped guide rail. The electrical detecting mechanism comprises a magnetic strip installed on the elevator T-shaped guide rail and a magnetic strip sensor opposite to the magnetic strip. The magnetic strip sensor is installed on the side, with the U-shaped action jaw, of the shell. By the adoption of the mechanical and electrical integration design, the device has the advantages of being capable of conducting detection and recognition automatically, high in response speed and short in braking length.

The invention provides a braking device for preventing an abnormal movement of an elevator lift car with doors being in an opening condition. The braking device for preventing the abnormal movement of the elevator lift car with the doors being in the opening condition comprises a pushing rod which is fixedly connected onto lift car doors; a rocking rod with a steering rod is hinged onto a rocking rod rack and pushed to swing by the pushing rod as the lift cars open and close, wherein the rocking rod rack is fixedly connected onto the lift car; connecting rods are hinged to the rocking rod and guiding rods are hinged to the connecting rods; the guiding rods are driven by the connecting rods, which are driven by the rocking rod, to move in guiding rails, which are fixedly connected onto the lift car by supporting frames, to complete a telescopic motion; braking is applied and released to the elevator lift car by inserting the guiding rods into clamping grooves which are fixed on a wall of a well and drawing the guiding rods out from the clamping grooves. The guiding rods are inserted into the clamping grooves on the wall of the well when the lift car doors open for a very small distance and drawn out from the clamping grooves when the lift car doors close with a very small gap left, so that the space that a passenger enters or exits the lift car doors can be protected for preventing the passenger from a shearing injury. An elevator safety circuit control mechanism is added, therefore when the lift car moves abnormally with the door being in the open condition, the elevator safety circuit can be broken to make the abnormal movement of the elevator lose a driving force, so that the abnormal movement of the lift car can be prevented more reliably.

The invention discloses an environmental protection mechanism for color wear-resistant bobbin paper cutting equipment. The environmental protection mechanism comprises a support plate. A support frameis fixedly connected to the left side of the top of the support plate. According to the environmental protection mechanism, the support plate, the support frame, a first air cylinder, a shell, a motor, a cutting disc, a second air cylinder, a rolling wheel, a positioning rod, a limiting block, a positioning ring, a first spring, a trapezoidal block, a vertical rod, a fixing block, support rods, afixing seat, a bobbin paper, support legs, a transverse plate, a suction fan, a connecting pipe, a dust collecting cover, a filter box, a filter screen, an air outlet pipe, a collecting hopper, a clamping groove and a clamping mechanism are matched and used. The environmental protection mechanism solves the problem that most of an existing cutting devices fix color wear-resistant bobbin paper manually by workers. The environmental protection mechanism for the color wear-resistant bobbin paper cutting device has the beneficial effects of automatically fixing the color wear-resistant bobbin paper, reducing the labor intensity of users and improving the cutting efficiency of the color wear-resistant bobbin paper.

The invention discloses a hot-pressing curing device of a corrugated packaging paper box. The device comprises a bottom box. The bottoms of the two sides of the bottom box are fixedly connected with rollers, the top of the right side of the inner wall of the bottom box is fixedly connected with an air cylinder, the left end of the air cylinder is fixedly connected with a movable plate, and the interior of the bottom box is fixedly connected with a sliding rod transversely. Through the cooperative use of the bottom box, the rollers, the air cylinder, the movable plate, the sliding rod, a sliding ring, a movable rod, a transmission block, sliding grooves, sliding blocks, partitions, a trapezoidal block, a transmission groove, reset mechanisms, supporting legs and cushion blocks, the partitions descend to drive the cushion blocks to descend through the supporting legs, when the cushion blocks make contact with the ground and the rollers are separated from the ground, the purpose of facilitating fixation is achieved, and the problem that an existing hot-pressing curing device is inconvenient to fix is solved. The hot-pressing curing device of the corrugated packaging paper box has thebeneficial effect of facilitating fixation, the stability of the hot-pressing curing device is improved, and the practicality of the hot-pressing curing device is improved.

The invention discloses a pulverizing device with convenient material discharging for agricultural straw. The device comprises a bottom plate, a support seat is welded to the left side of the top of the bottom plate, a support frame is movably connected to the front side of the support seat, and the top of the support frame is fixedly connected with a pulverizing box. Through the cooperation use of the bottom plate, the support seat, the support frame, the pulverizing box, a driving plate, a slanting hole, a sliding groove, a sliding block, a moving plate, a driving rod, a tooth plate, a box body, a support plate, a first motor, a gear, a transverse plate, a first vertical plate, a second motor, a circular disc, a driving column, a guiding groove, a guiding block, a second vertical plate,a driving frame, a third motor, a pulverizing rod, a blade, a discharging device and a feeding device, and the problem that an existing pulverizing device for the straw inconveniently discharges materials is solved; the pulverizing device with the convenient material discharging for the agricultural straw has the advantages of facilitating material discharging, saving a large amount of time for auser and improving the practicability of the pulverizing device for the straw.

The invention discloses an anti-fall protection device for an automatic doffing roving machine, which comprises the automatic doffing roving machine, wherein a shell body is fixedly connected to the bottom of the inner side of the automatic doffing roving machine; bobbins are arranged at the top of the shell body; clamping grooves are formed in the bottoms of two sides of the inner walls of the bobbins; and a pull rod is arranged inside the shell body. Through matching use of the automatic doffing roving frame, the shell body, the bobbin, the clamping grooves, the pull rod, a lifting plate, transmission rods, partition plates, cross rods, moving plates, tension springs, inclined holes, moving rods, clamping rods, a supporting plate, a sliding rod, positioning grooves, a sliding ring, a positioning mechanism, a stretchable hose, a suction head, a filter tank, a suction fan, a connecting pipe, a filter screen and an air outlet pipe, the problem that the bobbin for the existing automaticdoffing roving machine is easy to fall is solved; the anti-falling protection device for the automatic doffing roving machine has the advantage of falling prevention, and is convenient for users to produce roving, the production period of roving is shortened.

The invention relates to a natural cold storage cooling air-conditioner and belongs to the field of the air-conditioner for a building. The natural cold storage cooling air-conditioner consists of a cooling body, a water supply and drainage system, an indoor reinforced heat exchange fan, an outdoor reinforced cooling fan, a sunshade, a solar photovoltaic power supply system, a ventilation decorated grid and a water temperature and water level displayer, wherein the cooling body is arranged above the ventilation decorated grid and connected with the indoor reinforced heat exchange fan and / or the outdoor reinforced cooling fan through the water supply and drainage system; and the solar photovoltaic power supply system provides a power source for the indoor reinforced heat exchange fan and / or the outdoor reinforced cooling fan. The invention overcomes the defect of the conventional air-conditioning technique, and provides the simple and reliable natural cold storage cooling air-conditioner which is independent of the conventional energy system, along with zero release of greenhouse gas and harmful substances, transfers the indoor heat in the building unidirectionally and radiates the heat to the outside by the way of cold storage and cooling and by using the naturality and the interaction of metal, water, air, the sun and the space to reduce the indoor temperature of the building and enable the building to have the comfortable use function in a hot climatic environment for the building with the installation condition in the hot climate region.

The invention discloses a moisture-proof mechanism of a silk quilt storage device. The moisture-proof mechanism comprises a storage device, the bottom of the inner wall of the storage device is fixedly connected to a heating rod, the interior of the storage device is transversely and fixedly connected to a grating, a cover plate is movably connected to the top of the left side of the storage device through a hinge, a connecting plate is fixedly connected to the right side of the cover plate, and a connecting rod is fixedly connected to the bottom of the connecting plate. According to the moisture-proof mechanism of the silk quilt storage device, the storage device, the heating rod, the grating, the cover plate, the connecting plate, the connecting rod, a box body, a clamping groove, a sliding rod, a sliding ring, a movable plate, a clamping rod, a spring, a trapezoidal block, a sliding groove, a sliding block, a lifting plate, a transmission rod, a top rod and a vent hole are arrangedand used cooperatively, the problem that an existing silk quilt storage device does not have a moisture-proof function is solved, and the moisture-proof mechanism of the silk quilt storage device hasthe advantages of being with the moisture-proof function, convenient for a user to use, and capable of improving the practicability of the silk quilt storage device.

The invention relates to an elevator technology, in particular to an anti-slip protection device for an elevator, and solves the problem that a slip accident is caused because the moment of a brake is inappropriately adjusted in the mounting process of the elevator, or maintenance personnel neglect to maintain the brake in the using process of the elevator. The device comprises a rope gripper, a brake verification switch arranged on the elevator brake, and a main control unit, and is characterized in that a locking hook connecting rod stretches out of one end of the rope gripper; a trigger ejector rod is arranged at the upper end of the locking hook connecting rod; a trigger pull rod is perpendicular to the trigger ejector rod; one end of the trigger pull rod is matched with a magnet ejector rod at the end of an electromagnet; and the electromagnet is controlled by the main control unit. By the device, the phenomenon that a car moves when the elevator is in a stop state is avoided; a door opening signal is cut off, and a forcible door closing signal is given in case of an anomaly; and the car can be prevented from continuously moving when the elevator slips, a car door can be forcibly closed, passengers are prevented from leaving the car, and the running safety of the elevator is greatly improved.

The invention discloses an outer wall welding unit for gaseous pollutant purification equipment, and relates to the technical field of plate welding. The outer wall welding unit solves the problems that production efficiency is low, manpower is wasted, and welding sealing performance can not be guaranteed. According to key points of the technical scheme, the outer wall welding unit for the gaseouspollutant purification equipment comprises a horizontal bracket, vertical brackets oppositely arranged on two sides of the horizontal bracket, a pressing rail with one end hinged to the horizontal bracket, a moving seat sliding in the length direction of the pressing rail, and two welding guns mounted on the moving seat. According to the outer wall welding unit for the gaseous pollutant purification equipment, production efficiency is improved, the labor cost is lowered, and sealing performance and uniformity of a weld line are improved.

The invention discloses an equipment device for aseptic filling facial mask, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a filling machine body, the top of the bottom plate and the bottom of the filling machine body is fixedly connected with a box body, and the back side of the inner wall of the box body Both the top and the bottom of the hollow column are fixedly connected with a hollow column, and the inside of the hollow column is slidably connected with a cylinder. The present invention sets the base plate, filling machine body, box body, hollow column, cylinder, pull rod, connecting plate, connecting rod, clamping plate, first spring, clamping groove, positioning rod, positioning ring, clamping rod, lifting rod and loading The combined use of the board solves the problem that the height of the carrier board of the existing mask filling machine is fixed, and the height of the carrier board cannot be adjusted according to tanks of different heights. The advantage of adjustment is that the height of the carrier plate can be adjusted according to tanks of different heights, which is convenient for users to fill the mask and improves the versatility of the mask filling machine.

The invention discloses a locating mechanism of a semi-automatic liquid filling line. The locating mechanism comprises a filling device body. The left side of the back face of the inner wall of the filling device body is fixedly connected with a gear motor. The output end of the gear motor is fixedly connected with a rotating disc. The right side of the front face of the rotating disc is fixedly connected with a transmission rod. The bottom of the left side of the inner wall of the filling device body is fixedly connected with a sliding rod. The surface of the sliding rod is in sliding connection with a sliding ring. Through cooperative use of the filling device body, the gear motor, the rotating disc, the transmission rod, the sliding rod, the sliding ring, a moving frame a connecting rod, a first clamp block, a carrier plate, a vertical rod, a second clamp block, a hopper, a cover plate and a handle, the problem that a liquid container is inconvenient for a user to locate due to an existing locating mechanism is solved, the locating mechanism of the semi-automatic liquid filling line has the advantage of facilitating locating, a large amount of time of the user is saved, and practicality of the locating mechanism is improved.

The invention discloses an intelligent anti-theft well lid. Two lock seats are arranged in the positions, close to the edge, of the bottom of the well lid. Each lock seat is provided with a strip-shaped key slot from top to bottom. One side of each lock seat is provided with a key hole, and the other side of each lock seat is provided with a locking piece. Each locking piece is composed of a long arm and a short arm, the corner of the joint of the long arm and the short arm is hinged to a positioning block which is fixed to the bottom of the well lid, and the top of the short arm is provided with an arc-shaped lock catch groove. A WI-FI antenna is embedded in the middle of the well lid. The bottom surface of the middle of the well lid is provided with a control box. A displacement sensor and a router are arranged in the control box. The displacement sensor is connected with the router through a control circuit. The router is connected with the WI-FI antenna through a cable. The intelligent anti-theft well lid is ingenious in design, simple in structure and easy to implement. On one hand, the intelligent anti-theft well lid has the anti-theft function and is remarkable in anti-theft effect; on the other hand, the intelligent anti-theft well lid can realize complete WI-FI coverage of a wireless hotspot, can be widely applied to the places such as highway sides, pedestrian streets and squares and brings convenience to life of people.

The invention discloses a high-efficiency extruder for paint production, which comprises an extruder body, the top of the extruder body is connected with a feeding hopper, the right side of the top of the extruder body is fixedly connected with a box, and the output of the motor The end is fixedly connected with a disk, the front of the disk is provided with an eccentric groove, the bottom of the left side of the inner wall of the box is fixedly connected with a hollow column, the inside of the hollow column is slidably connected with a cylinder, the left end of the cylinder is fixedly connected with a connecting rod, and the connecting rod The right end runs through the hollow column and extends to the outside of the hollow column and is fixedly connected with a transmission plate. The right side of the back of the transmission plate is fixedly connected with a transmission rod used in conjunction with the eccentric groove. The left side of the top of the transmission plate is fixedly connected with a moving rod. A polished rod is fixedly connected, the surface of the polished rod is slidably connected with a slip ring, the bottom of the slip ring is fixedly connected with the top of the moving rod, the top of the slip ring is fixedly connected with a moving plate, and the top of the front of the moving plate is fixedly connected with a transmission column. The extrusion machine for coating production of the present invention significantly improves the extrusion efficiency.

The invention discloses environment-friendly rice deep-processing polishing equipment comprising a box. The left side of the top of the box communicates with a feeding hopper, and the position, on theleft side of the feeding hopper, of the top of the box is fixedly connected with an anti-blocking device. The right side of the top of the box is fixedly connected with a dust removing device, and the right side of the bottom of the inner wall of the box is fixedly connected with a polishing cylinder. According to the environment-friendly rice deep-processing polishing equipment, the box, the feeding hopper, the anti-blocking device, the dust removing device, the polishing cylinder, a first motor, polishing rollers, a discharging pipe, a screening box, sliding rings, polished rods, limiting rings, springs, a screening net plate, a telescopic hose, a rice crushing pipe, a shaking plate, an idler wheel, a supporting plate, a second motor and a cam are arranged and used cooperatively, so that the problem of low screening efficiency of existing rice deep-processing polishing equipment is solved; and the rice deep-processing polishing equipment has the advantage of high screening efficiency, so that a large amount of time of a user is saved, and the practicability of the rice deep-processing polishing equipment is improved.