13results about How to "Prevent accidental drop" patented technology

The invention relates to a hand-held circular saw (100) having a housing (110) in which a drive motor (120) for rotationally driving a circular saw blade (140) is arranged, and having a handle (115) which is arranged on the housing (110) and on which a suspension device (199) is arranged, said suspension device having a rotational axis section and a hook element (160), the hook element (160) being arranged perpendicular to the rotational axis section, the invention relates to a hand-held circular saw (100) comprising a housing (110) having a rotary shaft section which forms a rotary axis and is rotatably mounted on the housing (110), the hook element (160) being pivotable about the rotary axis in an associated plane (302), the associated plane (302) being oriented parallel to a center-of-gravity plane (301) of the hand-held circular saw (100).

The railway wagon chassis manufacturing process and the chassis bidirectional automatic clamping device comprise the following steps that firstly, beams of a chassis are assembled and conveyed to a front face automatic welding station to be welded; step 2, clamping the middle beam of the underframe by overturning an underframe bidirectional automatic clamping device of the automatic welding station, and welding; 3, installing and welding the chassis cover plate at the cover plate installing and welding station; 4, chassis floor assembling is conducted on a floor assembling station; 5, the chassis is turned over by 180 degrees through a reverse face automatic welding station, and welding seams at the flat position of the turned chassis are welded; sixthly, floor reverse welding seams are welded at the floor reverse welding station; and 7, welding seams of all the overturning positions are subjected to manual supplementary welding, and the welding seams are conveyed to a front face automatic welding station to complete manufacturing of the railway wagon chassis. According to the railway wagon chassis manufacturing process, a crown block does not need to be adopted for sequence transfer, and automatic manufacturing of railway open wagons and railway flat wagons on the same production line can be achieved.

The utility model belongs to the technical field of battery packs, and particularly relates to a battery pack which comprises an outer shell, a battery pack is arranged in the outer shell, the outer shell comprises a first shell body and a second shell body which are detachably arranged, an installation cavity is formed between the first shell body and the second shell body, and the battery pack is arranged in the installation cavity. An elastic piece and two groups of clamping buttons are also arranged in the mounting cavity; a connecting protrusion is arranged on one side of the mounting cavity, connecting grooves are formed in the two sides of the connecting protrusion, first guide grooves are formed in the bottoms of the connecting grooves, a button part and a clamping hook part are arranged on the clamping button, and control ports are formed in the two sides of the shell. The button part penetrates out of the control opening and is exposed outside, the elastic piece drives the clamping button to reset, and the clamping hook part penetrates into the connecting groove through the first guide groove.

The utility model discloses an anti-drop building scaffold for building construction, and relates to the technical field of building scaffolds.The anti-drop building scaffold comprises a bottom plate and a plurality of electric cylinders fixedly arranged at the top of the bottom plate, the tops of the electric cylinders are jointly and fixedly provided with a scaffold, and the bottom of the bottom plate is fixedly provided with a plurality of moving wheels which are symmetrically arranged; an object taking cylinder is fixedly embedded in the bottom of the inner wall of the construction frame, a material taking opening is formed in the side wall of the object taking cylinder, a door plate is arranged on the inner wall of the material taking opening through an elastic assembly, two symmetrically-arranged mounting plates are fixedly arranged at the top of the object taking cylinder, a cross rod is rotationally arranged between the two mounting plates, and the rod wall of the cross rod is fixedly sleeved with a winding wheel. According to the scaffold, the object taking cylinder, the material taking opening, the door plate, the mounting plate, the cross rod and the winding and rotating positioning assembly, when the scaffold is used, objects below the scaffold can be directly lifted and taken in the scaffold, the situation that an operator gets close to the side wall of the scaffold to turn over and fall off is avoided as much as possible, and the use safety of the scaffold is guaranteed.

The utility model relates to eye drops propaganda technology field discloses intelligent eye -dabbing propaganda box, including a plurality of eye drops bottles with eye drops and support subassembly, and the upper end of support subassembly is provided with electric control assembly part, and the outside of electric control assembly part is provided with the mainboard protection subassembly for protecting electric control assembly part, and the inside of mainboard protection subassembly is provided with the storage subassembly for a plurality of eye drops bottles storage, and the box still innovatively introduces bar code identification technology to the intelligent eye -dabbing, and the device can rapidly identify the kind, the use method and the key information such as the matters needing attention of eye drops of bar code on the eye drops bottle, and more personalized, accurate medicine guide is provided for the patient, and this design not only greatly promotes the convenience and accuracy of medicine, but also helps to improve the medicine compliance and treatment effect of patient, and the device structure is small and is convenient for carrying.

The utility model discloses a kind of electric power construction electric power pipe cutting device, including workbench, workbench left and right sides are equipped with adjusting frame, two adjusting frames lower end surface are symmetrically equipped with universal wheel, workbench left and right sides are symmetrically equipped with guide rod, two adjusting frames are equipped with guide hole in multiple guide rods, workbench upper end surface left and right sides and two adjusting frames upper end are equipped with support rod, the upper end of multiple support rods is equipped with arc plate, the upper end of multiple support columns is equipped with top plate, top plate bottom end is equipped with electric push rod, electric push rod bottom end is connected with U-shaped seat, U-shaped seat is rotatably equipped with rotating shaft, rotating shaft is equipped with cutting disc, rotating shaft outside end is connected with cutting motor, top plate is equipped with pressing mechanism, by the design of adjusting frame, realize the safe support to electric power pipe outside end, avoid cutting after accidental drop, guarantee cutting safety.

This utility model discloses a screw pump mounting shock-absorbing base, comprising: a base for providing a load-bearing foundation for the overall structure; a tray disposed on the base for mounting the screw pump body and capable of rising and falling with the structure to adapt to different installation heights; a shock absorber disposed above the base for absorbing the impact and vibration generated during the operation of the screw pump; a sliding top block slidably disposed on the base; multiple rod groups disposed between the tray and the sliding top block, the rod groups being composed of intersecting connecting rods for supporting the tray and guiding its rising and falling; rotating blocks disposed at the intersection corners of the rod groups for connecting adjacent connecting rods and achieving linkage adjustment; and a lead screw threadedly connected to the multiple rotating blocks for driving the rod groups to move the tray to achieve rising and falling adjustment.

The utility model discloses a film forming composite integrated machine with dust removal subassembly, include: frame body, press roll mechanism, including first drive assembly and a plurality of press rolls, a plurality of press rolls are in parallel, and the clearance that forms between every adjacent two press rolls has the diaphragm through, and the press roll rotatory connection is in the frame body, and every press roll is by a first drive assembly drive rotation, dust removal subassembly, including scraper and negative pressure cavity, and negative pressure cavity communicates with outside vacuum equipment, and negative pressure cavity rotatory connection is in the frame body, and scraper sets up on negative pressure cavity, and abuts press roll, is used for scraping the waste on press roll, and the one side of negative pressure cavity on scraper is equipped with the adsorption mouth with its inner chamber intercommunication, and every press roll is correspondingly equipped with a group of dust removal subassembly. The technical problem that the product quality of lithium battery diaphragm has been affected to the film forming composite machine in the roller pressure operation, and material adheres on the surface of press roll, and the flatness of press roll surface is affected has been solved.

The utility model relates to the technical field of feeding, and provides a feeding structure of an automatic box filling machine, which comprises supporting legs, the tops of the supporting legs are fixedly connected with a bottom plate, the top of the bottom plate is provided with a feeding protection assembly, the feeding protection assembly comprises a shell, the shell is arranged on the side face of the bottom plate, the top of the bottom plate is provided with a box, and the box is arranged on the bottom plate. A supporting rod is fixedly connected to the side face of the bottom plate, a motor is fixedly connected to one end of the supporting rod, a rotating rod is fixedly connected to an output shaft of the motor, a conveying belt is arranged on the circumferential face of the rotating rod, a supporting plate is fixedly connected to the outer walls of the supporting legs, and an electric air cylinder is fixedly connected to the top of the supporting plate. A rotating rod is rotationally connected to the side face of the bottom plate, a protection plate is fixedly connected to the circumferential face of the rotating rod, and a gear is fixedly connected to one end of the rotating rod. By means of the technical scheme, the problem that in the prior art, materials cannot be prevented from falling off accidentally in the transportation process is solved.

The utility model relates to the technical field of medical surgical articles, and discloses a disposable incision protective sleeve which comprises an outer ring assembly, a protective film is fixedly connected to the bottom of the outer ring assembly, and an imbedding ring is fixedly connected to the bottom end of the protective film; the outer ring assembly comprises a main body assembly, an annular groove is formed in the side wall of the main body assembly, a medical patch is fixedly mounted in the annular groove, a top cover assembly is fixedly mounted at the bottom of the main body assembly, a bracket assembly is mounted on the inner wall of the main body assembly, and the bottom end of the bracket assembly extends into an inner cavity of the protective film; the medical patch is additionally arranged on the basis of an original disposable incision protection sleeve, the medical patch is used for being pasted on the surface of a human body, the device can be fixed, the stability of the device at an incision is improved, and secondary damage to the incision due to displacement is avoided; the protective film can be supported through the supporting frame assembly, and the protective film is prevented from being pressed and closed to affect the sight line.

This utility model relates to a manually adjustable footrest mechanism and a sofa. The mechanism includes a base, an adjustable control component, a footrest assembly, and a transmission component. The adjustable control component consists of a ratchet pawl, a ratchet plate, a limiting pin, and a conversion spring. The ratchet plate has multiple adjustable slots. By rotating the ratchet plate, the ratchet pawl engages sequentially with each adjustable slot under the limitation of the limiting pin, achieving unidirectional rotation of the ratchet plate. This rotation, via the transmission component, drives the footrest assembly to adjust the extension angle in different positions. The mechanism has multiple positions and a maximum extension state. The ratchet pawl's state transition and overall reset are achieved through a position conversion flange and a reset flange. The footrest assembly is equipped with a footrest retaining spring to stabilize each position.

This application relates to the field of construction waste collection and transportation equipment, and in particular to a construction waste dispensing device and a construction waste pipeline transporter. It includes a construction waste dispensing device comprising a dispensing hopper, a baffle, an opening and closing mechanism, and a locking mechanism. The dispensing hopper has a dispensing opening at the top and an outlet at the bottom. The baffle is located at the dispensing opening for blocking. The opening and closing mechanism controls the opening and closing of the baffle via a lever, a pull rod, and a connector. The locking mechanism secures the wheels of the trolley. It also includes a construction waste transport pipeline comprising the aforementioned construction waste dispensing device, as well as a feeding section and a standard section. The feeding section is located at each floor and is fixedly connected to the building, while the standard section connects to the feeding sections on adjacent floors. This application achieves the technical effects of facilitating construction waste dispensing, improving dispensing efficiency and safety, and ensuring smooth transportation of construction waste.