42results about How to "Have the effect of safety protection" patented technology

The invention discloses an energy-saving hoisting construction device. The energy-saving hoisting construction device comprises two bottom plates which are symmetrically arranged up and down; a cylindrical base is arranged on each bottom plate and internally provided with a threaded sleeve movably, and a first screw is arranged between each cylindrical base and the corresponding threaded sleeve in a matched mode; a support lever is arranged between the two threaded sleeves in a matched mode, the two ends of the support lever are provided with threaded portions matched with the threaded sleeves, and the spiral directions of the threaded portions at the two ends of the support lever are opposite; force applying ring parts are arranged in the positions, close to the threaded portions, of the two ends of the support lever; and the support lever is further provided with a hoisting assembly.

The invention discloses a construction device with suckers. The construction device comprises two base plates arranged in up-and-down symmetry, and the two base plates are both provided with cylindrical bases. A threaded sleeve is arranged inside each cylindrical base in a movable manner, and a first screw is matched between each cylindrical base and the corresponding threaded sleeve. A support rod is matched between the two threaded sleeves. Threaded portions matched with the threaded sleeves are arranged at the two ends of the support rod, the turning directions of the threaded portions at the two ends of the support rod are opposite, force applying ring portions are arranged in the positions, close to the threaded portions, of the two ends of the support rod, and a hanging and conveying assembly is arranged on the support rod.

The invention relates to the technical field of power distribution cabinets, in particular to a ring main unit. The ring main unit comprises a unit body and a breaker located in the unit body, the breaker comprises a support frame, an arc extinguish chamber installed on the support frame and an operation mechanism controlling on-off of a circuit, a copper sleeve is fixed at the lower end of the arc extinguish chamber, a first butt ring having a diameter larger than the copper sleeve is integrally formed at the lower end of the copper sleeve, an insertion rod having an upper end connected witha moving contact is inserted into the copper sleeve, the diameter of the insertion rod is equal to the inner diameter of the copper sleeve, a first butt ring is formed at the position at the lower portion of the first butt ring on the insertion rod, a lower copper row penetrates the position at the upper portion of the second butt ring on the insertion rod, and a first strong spring sleeves the position between the lower copper row and the second butt ring on the insertion rod. The copper row is extruded upwards under the action of the first strong spring and is butted against the first butt ring to allow the copper row to be tightly butted against the first butt ring for stable electrical connection.

The invention relates to a high-temperature alarm cooling solar helmet. The high-temperature alarm cooling solar helmet is composed of a helmet shell, an inner protecting and connecting device, an alarm control device, a switch, a solar cell and a miniature pipeline fan. The inner protecting and connecting device is arranged in the helmet shell, the alarm control device is arranged above the outer side of the helmet shell, the switch and the solar cell are respectively arranged on the helmet shell, and the miniature pipeline fan is fixedly mounted at an air port of the front end of the helmet shell and is started under control of a control circuit board in the alarm control device. Since a passage is formed between a protecting liner and the helmet shell, the passage behind the alarm control device is provided with an air outlet, and temperature inside the helmet around the head of an outdoor operator is effectively reduced. By the alarm control device, set temperature can be lowered. By arranging a flash alarm and a buzzer alarm, hot-line workers and monitors can be prompted of safety operation.

The invention relates to a safe communication tower with deicing and anti-climbing functions. The tower comprises a supporting column, a platform, an antenna, a deicing mechanism and a prevention mechanism; the deicing mechanism comprises a rotating component, a lifting component and a deicing component, and the prevention mechanism comprises a reciprocation component and a rotating component. According to the safe communication tower with the deicing and anti-climbing functions, by means of the deicing mechanism, an ice layer around the antenna is cleaned away uniformly and comprehensively, the phenomenon that a load of the antenna is increased by the ice layer, so that the antenna collapses is prevented, use of the communication tower is affected, and the phenomenon that the ice layer falls from height, and then life and property safety of people around can be threatened is avoided; by means of the prevention mechanism, a cat ladder can stop after jittering and rising to certain height, a cross rod of the cat ladder is turned over by certain angle, the phenomenon that children make direct contact with the cat ladder is avoided, the children are prevented from climbing, the safetyprotection effect is achieved, and practicability and safety of the communication tower are improved.

The invention discloses an early warning device for edge protection in building construction. The device comprises an early warning module and a buffer module, and the early warning module comprises amounting plate, a reinforcing rib, a fixed frame, a paper sheet, a laser ranging sensor, a steel plate, a storage battery, a lampshade, a bulb bracket, a cable bracket, a cable, a photovoltaic panel,a bulb, a solid fuel and a pressure maintaining cavity. According to the invention, the early warning module is arranged, an illumination effect can be provided for approaching vehicles at night, anda warning effect is also provided; by arranging the solid fuel, the running speed of the vehicle can be reduced when the vehicle quickly gets close to the device, so that the safety protection effectis achieved; and by arranging the buffer module, recoil force generated by the solid fuel can be absorbed, and therefore the device becomes more stable during work.

The invention discloses a safety helmet. The safety helmet comprises a safety helmet body, a head support is arranged inside the safety helmet body, a fixing band is arranged on the lower portion of the safety helmet, the safety helmet body comprises a shell (1) and a sandwiched layer, and the sandwiched layer is located in the shell (1) and detachably connected with the shell (1). The safety helmet is of a double-layer structure which forms double-layer guarantees, the anti-impact capacity of the safety helmet can be improved, it can be prevented that after being impacted, the helmet body isprone to brittle rupture and easily loses safety, and the safety helmet can adapt to field operation, special operation, down-hole operation and other environments, and safely protects the head of a human body.

The invention discloses a remote sensing measurement device for geological survey, which comprises an operation table, wherein a protection box is fixedly connected to the top of the operation table, a box door is movably connected to the front face of the protection box, a supporting seat is fixedly connected to the bottom of an inner cavity of the protection box, remote sensing measurement equipment is arranged at the top of the supporting seat, and the bottom of the operation table is fixedly connected with a base box. According to the remote sensing measurement device, by arranging the protection box and the supporting seat, the remote sensing measurement device can be supported and protected, the sun-shading and rain-shielding effects are achieved, and the service life of the remote sensing measurement device is effectively prolonged; by arranging the movable plate, the base box, universal wheels and a telescopic air cylinder, the universal wheels can be driven to stretch out and draw back, and the maneuverability and the stability of the device are effectively improved; and by arranging a movable plate, a connecting rod, a telescopic groove and a spring, the buffering protection effect can be achieved, and when the road surface is not flat enough, jolt of the device can be relieved.

The invention provides a chemical-experiment protecting cover with a safety protection function. The chemical-experiment protecting cover comprises a supporting base and a transparent outer cover, wherein the transparent outer cover is located at the upper position of the supporting base; further, the transparent outer cover is closely abutted with the supporting base; a temperature measuring strip is embedded in the right lower position of the front end of the transparent outer cover; further, a rotating column is embedded in the upper part of the front end of the transparent outer cover; a movable magnetic plate is fixedly arranged at the lower part of the rotating column; further, two sides of the movable magnetic plate are magnetically connected with magnetic borders; a pull rod is embedded into the middle position of the bottom of the front end of the movable magnetic plate. In the device, through setting the components of the movable magnetic plate and the magnetic borders, the pull rod is grasped by hand to open the movable magnetic plate in a front-rear manner through the rotating column; the placement of a medicine and an agent is carried out; afterwards, due to the magnetic attraction principle of the movable magnetic plate and the magnetic borders, the movable magnetic plate is perfectly tallied with the magnetic borders; the influence on the implementation of an internal chemical experiment is prevented, and the chemical-experiment protecting cover is applicable to the production and use in the field of protecting covers, and has a favorable development prospect.

The invention discloses a device for building. The device comprises two bottom plates which are symmetrically arranged vertically, wherein a cylindrical base is arranged on each bottom plate; a threaded sleeve is movably arranged in each cylindrical base; a first screw is arranged between each cylindrical base and each threaded sleeve in a matched manner; a bracket rod is arranged between the two threaded sleeves in the matched manner; the two ends of the bracket rod are provided with threaded parts which are matched with the threaded sleeves; the threaded parts at the two ends of the bracket rod are reverse in direction of turning; positions, close to the threaded parts, at the two ends of the bracket rod are provided with force applying ring parts; three or more anti-skidding sleeves are arranged on the outer surface of the bracket rod in a sleeved manner; a plurality of anti-skidding salient points are arranged on the outer surfaces of the anti-skidding sleeves; the anti-skidding sleeves are convenient for holding the bracket rod when force is applied to rotate the bracket rod, so that the bracket rod is prevented from tilting while the bracket rod is conveniently carried; and a hoisting and transporting rod is further arranged on the bracket rod.

The invention relates to a safe communication tower with deicing and anti-climbing functions. The tower comprises a supporting column, a platform, an antenna, a deicing mechanism and a prevention mechanism; the deicing mechanism comprises a rotating component, a lifting component and a deicing component, and the prevention mechanism comprises a reciprocation component and a rotating component. According to the safe communication tower with the deicing and anti-climbing functions, by means of the deicing mechanism, an ice layer around the antenna is cleaned away uniformly and comprehensively, the phenomenon that a load of the antenna is increased by the ice layer, so that the antenna collapses is prevented, use of the communication tower is affected, and the phenomenon that the ice layer falls from height, and then life and property safety of people around can be threatened is avoided; by means of the prevention mechanism, a cat ladder can stop after jittering and rising to certain height, a cross rod of the cat ladder is turned over by certain angle, the phenomenon that children make direct contact with the cat ladder is avoided, the children are prevented from climbing, the safetyprotection effect is achieved, and practicability and safety of the communication tower are improved.

The invention discloses a high-efficiency and environment-friendly data collection and transmission instrument, which includes a mounting plate and a transmission instrument main body. A plurality of Internet interfaces are embedded in the lower part of the transmission instrument main body, and a display screen is embedded in the front surface of the transmission instrument main body. The outer surface of the main body of the transmission instrument is fixed with two relatively distributed mounting pieces, and the bottom of the front surface of the mounting plate is also fixed with a plurality of stable components corresponding to the Internet interface, and each of the Internet interfaces There are two stabilizing components opposite to each other; a telescopic component is installed between the mounting plate and the mounting piece; the present invention facilitates the safety protection effect on the main body of the transmission instrument through the setting of the telescopic component, avoiding the The main body of the transmission instrument is damaged during the operation; the invention can make the connection between the cross network cable and the Internet interface more stable through the setting of the stabilizing component, and avoid the trouble of reconnecting and setting the cross network cable accidentally dropped.

The invention discloses a safety device for a movable window frame of a building. The safety device comprises an upper fixing piece, a lower fixing piece, a rope assembled between the two fixing pieces, and a safety mechanism movably assembled on the rope. Each fixing piece comprises a screw provided with a self-tapped thread, wherein one end of the screw is machined into a sharp end, the self-tapped thread extends to the sharp end, the outer wall of the screw is machined to form a baffle used for limiting, a connecting part is machined at the other end of the screw, and a connecting thread ismachined outside the connecting part. The safety device is of an external structure and thus can be used for transforming a mounted window, and the transformation cost is low.

The invention discloses a ship deck observation device which comprises a support rack, wherein a bearing plate is arranged at the top of the support rack; a hollow tube is arranged at the top of the bearing plate; the top of the hollow tube is connected with a spring tube through an anti-drop chain; a ceiling is arranged at the top of the spring tube; an anti-collision rod is arranged on one sideof the support rack; a fixed pulley is arranged at the top of the anti-collision rod; a chair is arranged below the anti-collision rod; a guide track is arranged on the surface of the support rack; the guide track is connected with a telescope through a clamping plate; the clamping plate penetrates through a hanging rod on the support rack and the fixed pulley on the anti-collision rod to be connected with a hand ring by a cable wire; and a base is welded at the bottom of the support rack. The ship deck observation device is simple and reasonable in structural design, the use security of devices and the operator security are effectively protected, and meanwhile, the ship deck observation device is flexible and convenient to operate and relatively good in practicability.

The invention relates to an emergency lock protection device for a fingerprint lock. The emergency lock protection device for the fingerprint lock comprises a lock body and an emergency lock which is arranged at the lower portion of the lock body, an emergency lock port cover is arranged on the front end surface of the emergency lock, a position magnet which is in magnetic suction with an emergency lock hole cover in a linked mode is arranged on the rear end surface of an emergency lock port, a position sensing element which corresponds to the position magnet is arranged on the position magnet, and the position sensing element is a switch of a warning circuit. The emergency lock protection device for the fingerprint lock has the advantages of being simple in structure, convenient to use and reliable in performance. When the emergency lock port cover plate is opened in a mechanical mode, alert is definitely triggered, and the effect of safety and protection is achieved. The emergency lock port cover enables the appearance of the lock to be simpler and more beautiful, and safety of the fingerprint lock can be increased through a warning device.

The invention discloses a high-altitude stabilization device for building exterior wall construction. Check, if there is a damaged position of the rope, it needs to be replaced; the upper end of the rope is connected to the top of the building, the lower end of the rope is fixed with the ground, and a safety wire is matched between the two ropes. The safety rope is also made of nylon rope. When choosing the safety rope, the diameter needs to be slightly smaller than the diameter of the rope; when the device is in use, it is necessary to keep the rope vertical, and the ropes on both sides can stabilize the hanging basket. It can still achieve stable support; make aerial work safer.

The invention discloses a mixer blanking device for building construction, which comprises a container arranged above the mixer, the diameter of the container is not smaller than the diameter of the mixer, and an axis block is arranged at the bottom axis of the container, so that A plurality of connecting rods are welded between the axis block and the container, a fan-shaped area is formed between two adjacent connecting rods, and a metal screen is welded in the formed fan-shaped area; There is a support structure, and there is a quick-release structure between the support structure and the container; this product can be assembled on the top of the mixer, and the raw materials are screened while discharging.

The invention discloses an emergency brake device for a hoist, which comprises a box body, an inner cavity is arranged inside the box body, and stepped holes communicating with the inner cavity are arranged on both sides of the box body, through the step The hole is equipped with a rotating shaft, and a bearing is matched between the rotating shaft and the stepped hole. One end of the rotating shaft is inserted into the inner cavity, and the other end is located outside the box body. The end of the rotating shaft located outside the box body A connecting sleeve is provided, and the outside of the connecting sleeve is processed with a threaded hole, a fixed engaging disc is processed on the right rotating shaft, and a movable engaging disc is matched on the left rotating shaft; the structure of this product is relatively simple, and the cost is low. Relatively cheap, suitable for promotional use.