44results about How to "Prevent deformation or damage" patented technology

Heavy equipment having a tool box opening in forward direction of the equipment is provided, in which a tool box door mounted on an upper frame of an excavator can be simply opened and closed through pressing of a button, an auxiliary structure, such as a handrail that is used when an operator ascent toward an engine room, is not required, and the shape of the tool box door can be freely designed to sufficiently secure storage space. The heavy equipment includes a lower driving structure; an upper frame mounted on the lower driving structure to be swiveled; a cap and an engine room mounted in front and in the rear of the upper frame; working devices including a boom fixed to the upper frame, an arm, a bucket, and hydraulic cylinders for driving the boom, the arm, and the bucket, respectively; a counter weight mounted in the rear of the upper frame to keep the balance of the equipment during working; a tool box door mounted on the upper frame to open from the rear to the front side of the equipment, and forming storage space; and a gas spring for opening the tool box door when a button mounted on an external surface of the tool box door is pressed.

A timepiece includes a striking member and a struck member that is driven when struck by the striking member, at least one of the striking member and the struck member being made from a metallic glass alloy.

To improve a buffer effect on cartridges as well as to make it possible to suppress deformation or breakage of the cartridges in the case where, after a storage case containing the data recording cartridges has been put in an outer case for packaging, the outer case is dropped. A sheet-shaped member is folded so as to cover an upper surface, a lower surface, and one side surface of a storage case 40 to form a backing plate member 30. The backing plate member 30 is formed with first cutout portions 35a for receiving first projecting portions 48a of an upper surface of the storage case 40, and second cutout portions 35b for receiving second projecting portions 48b of a lower surface the storage case 40.

The present invention discloses a combined corrugated pipe molding module, which comprises a base and a molding body capable of being detachably arranged on the base and having a corrugated groove, wherein both sides on the bottom of the base oppositely and inwardly bend and fold so as to form a pair of guide grooves with the bottom surfaces of the base. According to the present invention, the traditional corrugated pipe molding module is divided into two parts such as the detachable and combinable molding body and the base, the base part is made into the standard part, the molding bodies with different specifications can use the same base, the base adopts the steel structure part, the strength of the guide groove is increased, and damage and deformation due to long term use are avoided, such that the cost is reduced, and the production efficiency is improved.

The invention discloses a valve control storage battery with a novel safety valve in the technical field of valve control storage batteries. The valve control storage battery comprises a battery shell, wherein an electrolyte tank is formed in the bottom of an inner cavity of the battery shell; the inner cavity of the battery shell is provided with a plurality of groups of positive plates; a partition board is arranged on the right side of each positive plate; a negative plate is arranged on the right side of each partition board; the partition boards are arranged on the left and right sides ofthe negative plates respectively; the tops of the multiple groups of positive plates are mutually connected through bus bars; the tops of the negative plates are mutually connected through bus bars;binding posts are arranged on the tops of the two groups of bus bars respectively; a battery cover is arranged on the top of the battery shell; the bonding posts run through the battery cover to extend to the position above the top of the battery cover; a safety valve is arranged on the left side of the top of the battery cover; and a liquid filling hole is formed in the right side of the top of the battery cover. The device is high in valve control sensitivity, the condition that a single piston is jammed and cannot be used normally is avoided, and the service life of the valve control storage battery is prolonged.

The invention relates to a hopper installation structure of a bucket elevator. The upper end and the lower end of the installation block are respectively fixed and installed on the two chain shaft ends at the two ends of the same inner chain plate; the left side of the installation block is the hopper, and the right part of the hopper is It is a vertical side plate with a horizontal fixed rod, the right end of the fixed rod is provided with an arc plate, and the right part of the arc plate is hinged with the left part of the mounting block through a hinge shaft; the upper side of the arc plate and the A buffer block is respectively arranged on the installation block at the lower side; a limit plate is arranged at the upper end and the lower end of the installation block. The invention can effectively fix the hopper, and the buffer block, gasket and spring can allow the hopper to have a certain buffer space in the process of taking and discharging materials, avoiding the damage and deformation of the hopper caused by the strong force between the hopper and the material, and improving the efficiency of the hopper. The service life of the hopper; the limit plate can limit the buffer space of the hopper to ensure the normal operation of the hopper.

An electrical receptacle connector includes an insulator, a first contact set, a second contact set, a U-shaped shielding structure, and a first plate member. The insulator includes a tongue and a base connected to the tongue. The first contact set and the second contact set are disposed inside the insulator and exposed out of a first side and a second side of the tongue opposite to each other. The U-shaped shielding structure is disposed on the base and at least partially exposed out of the base. The first plate member extends from an end portion of the U-shaped shielding structure along a third side adjacent to the first side and the second side of the tongue and toward a front end of the tongue. The first plate member includes a first step structure. Therefore, it effectively prevents the tongue from being worn or deformed by insertion and withdrawal forces.

Automatic crimping equipment for a primary terminal of an adjustable mutual inductor relates to the technical field of transformer terminal crimping and comprises a workbench, a driving structure arranged on the workbench, a crimping seat arranged on the workbench and a crimping structure arranged on the workbench. The driving structure drives the crimping structure to reciprocate towards the crimping seat. The crimping structure comprises a connecting seat, and a first crimping column and a second crimping column which are arranged at the lower end of the connecting seat and respectively correspond to different positions of a primary terminal on the crimping seat. The upper end of the connecting seat is fixed to the telescopic end of the driving structure. According to the structure, an automatic machine is adopted to crimp the primary terminal, and accurate control can be achieved. The structure is suitable for crimping of primary terminals of mutual inductors of various models, and the crimping efficiency and the yield are remarkably improved.

The invention discloses a limited hook bag cage comprising an upper frame, a first skeleton body, an upper chuck, a clamp ring, clamp blocks, a lower chuck, an annular groove, a core layer placement plate, clamp grooves, a lower frame, a second skeleton body and a circular ring fixing frame. The limited hook bag cage has the beneficial effects that both the upper frame and the lower frame are shaped as a circular ring, and the diameter of the lower frame is larger than that of the upper frame, so that the whole is ladder-shaped, and damage and deformation can be effectively prevented; the upper chuck is placed in the clamp grooves through the clamp ring and is connected with the lower chuck, and is rotatingly connected with the lower chuck, so that the upper chuck is convenient to rotate to adjust the position; the clamp blocks and the clamp grooves are arranged in a manner of one-to-one correspondence, bolt holes are arranged on both the clamp blocks and the clamp grooves, so that theclamp blocks can be clamped in the clamp grooves, bolts pass through the bolt holes for fastening, and the overall structure is more firm. The core layer placement plate is located directly below theupper chuck, and the core layer placement groove is formed between the upper chuck and the lower chuck, so that a core layer is not easy to fall off when being clamped on the core layer placement plate.

A clipping machine and a method for producing sausage-shaped products formed by a tubular casing material containing a flowable filling material. The clipping machine includes a filling tube for feeding filling material into the tubular casing material stored on the filling tube and being closed at the front end by a closing clip. The clipping machine further includes a closing device including at least two closing tools, being reversably movable relative to one another between an opened position and a closed position for placing and closing at least one closing clip for forming a sausage-shaped product. In addition, a suction device is provided, having at least a suction opening being located in the region of the front end of the filling tube for sucking a fluid segregated from the filling material into the tubular casing material while being filled.

The invention discloses an automobile integrated box anti-collision mechanism. Including a base, a second rectangular plate is coupled to the left side of the upper surface of the base through a second roller, a first rectangular plate is clamped in an inner cavity of the base, a square hole is formed in the right surface of the first rectangular plate, sliding grooves are formed in the front andrear sides of the inner wall of the square hole and matched with sliding blocks to clamp a baffle to the inner wall of the square hole, and a spring is clamped at the left end of the inner side of thebaffle. The clamping block moves towards the right side; the second supporting column, the rectangular block and one end of the first supporting rod are driven to move rightwards together; when the rectangular block moves rightwards; the other end of the first supporting rod is driven by the first rolling shaft to move towards the inner side; and meanwhile, the baffles move inwards, when the baffles move inwards, the sliding blocks are driven to slide in the sliding grooves, and the springs are extruded to deform, so that the clamping blocks are received in the grooves, the impact force during external collision can be buffered, deformation and damage of the shell are avoided, and the safety during use is improved.

The invention discloses a sliding connecting piece between a steel member and concrete. The sliding connecting piece is composed of a connecting piece body, wherein the connecting piece body comprise an anchoring part fixed in a concrete body, at least one strip-shaped hole is formed in a base of the anchoring part, a bolt fixed to the steel member and a nut matched with the bolt are arranged in each strip-shaped hole, each strip-shaped hole is provided with a protective cover, and a cavity corresponding to the strip-shaped holes and containing the nuts and the bolts is formed in the lower portion of the protective cover. The sliding connecting piece permits that certain relative sliding between the steel member and the concrete under the condition that relative separation does not occur between the steel member and the concrete, and the problem of concrete cracking caused by the fact that a concrete member is pulled is avoided.

The invention discloses a feeding cylinder structure of photoresist to a photoetching machine. The feeding cylinder structure comprises a tray, wherein a photoresist containing cylinder is placed on the tray, lugs are formed at the two opposite sides of the tray, vertical connecting pillars are fixed to the lugs, vertical studs are formed on the upper end faces of the connecting pillars, an annular protection hood is formed on the upper end face of the tray, and the photoresist containing cylinder is inserted in the protection hood; a sealing cover is inserted in the upper end of the photoresist containing cylinder, a lock catch plate is formed on the upper end face of the sealing cover, the two ends of the lock catch plate stretch out of the photoresist containing cylinder and are inserted in and sleeve the studs, and nuts are in screw joint with the studs, and press and abut against the lock catch plate, a conveying pipe is inserted in and fixed to the sealing cover, and the lower end of the conveying pipe is inserted in the bottom of the photoresist containing cylinder.