9results about How to "Increase support height" patented technology

This utility model provides a height-adjustable pipe support, relating to the field of pipe support technology. It includes: a pipe support component, a pressure cap at the upper end of the component, a pipe support base at the lower end of the component, snap-fit ​​components inserted into the left and right sides of the component, a driving block welded to the outer end of each snap-fit ​​component, an adjusting screw connected to the inner side of each driving block, the adjusting screws being symmetrically distributed at both ends of the pipe support component, the lower end of each adjusting screw contacting the upper surface of the pipe support base via a positioning block, a fixing plate welded to the upper surface of the pipe support base, and the fixing plate being connected to the positioning block through a fixing threaded rod. This utility model solves the problem in the prior art where the lifting assembly at the lower end of the pipe support itself has a certain height, resulting in limited application range and poor versatility.

The utility model relates to the technical field of height adjusting of floating roller of harvester, specifically relates to a kind of height adjusting mechanism of floating roller of harvester, overbridge drive structure for harvester and harvester.The height adjusting mechanism of floating roller of harvester includes two mounting plates and two height adjusting structures, and height adjusting structure includes support member and rotating operating member, support member is rotatably installed in mounting plate, support member has first support surface and second support surface for supporting floating roller, the interval of first support surface and the rotating center of support member is greater than the interval of second support surface and the rotating center of support member;Rotating operating member is fixedly installed in support member;Based on the driving of rotating operating member, support member can rotate and support floating roller with first support surface or second support surface.The height adjusting mechanism of floating roller of harvester of the utility model does not need to disassemble relevant parts, so that the height adjusting work of floating roller can be relatively time-saving and labor-saving.

The utility model relates to the related technical field of flexible display screens, in particular to a supporting piece for a flexible display screen, which comprises a supporting pad, a protective pad, an adsorption pad and a supporting assembly, the protective pad is connected to the fixed position of the supporting pad, and the adsorption pad is arranged at the clamping position of the protective pad. A user manually presses the protective pad and the supporting pad, the attaching cover and the corrugated cover are in a sealed state, the attaching cover and the corrugated cover can be firmly adsorbed to the bottom end of the flexible display screen through air adsorption force, meanwhile, the bottom end of the flexible display screen is subjected to air supporting, and the flexible display screen can be bent synchronously with supporting pieces adopted by the flexible display screen; in addition, the whole flexible display screen can be supported through folding deformation of the attaching cover and the corrugated cover, the supporting height of the flexible display screen is increased, after the flexible display screen is flatly laid, compression-resistant supporting is conducted through the attaching cover and the corrugated cover, and the bottoms of the attaching cover and the corrugated cover are folded and adsorbed to form air supporting.

The utility model discloses a supporting device for trench excavation, and relates to the technical field of supporting devices. The trench excavation supporting device comprises a foundation supporting baffle, a butt joint plate, an inclined strut, a heightened baffle, a locking plate and a locking mechanism. The foundation support baffle is arranged at a target position, and an insertion plate is arranged on the foundation support baffle; the butt joint plate is arranged on the back face of the foundation supporting baffle. The inclined strut is arranged between the butt joint plate and the ground and supports the foundation supporting baffle. According to the trench excavation supporting device, through the design of the heightened baffle, the supporting height can be increased according to actual needs, the adaptability and flexibility of the supporting device are improved, meanwhile, the heightened baffle is convenient to disassemble and assemble in cooperation with the design of the locking plate and the locking mechanism, and therefore in the on-site supporting process, the supporting efficiency is improved. And the heightening baffle can be conveniently and rapidly installed in case, the connection stability is good after the heightening baffle is installed, the functionality and stability of the supporting device are improved, and the use requirement is met.

The invention discloses a multifunctional territorial surveying instrument based on a remote sensing technology and a use method thereof, and belongs to the technical field of surveying and mapping. A multifunctional territorial surveying instrument based on the remote sensing technology comprises a supporting table provided with a handle, and further comprises a remote sensing surveying instrument body arranged at the top of the supporting table; the multiple telescopic supporting legs are circumferentially and uniformly arranged on the lower side of the supporting table; the expanding and supporting mechanism is arranged on the lower side of the supporting table and used for expanding and supporting the multiple telescopic supporting legs; the expansion supporting mechanism drives the telescopic supporting legs to be automatically unfolded and folded, so that the operation steps and difficulty of a worker on the supporting frame are reduced, the surveying and mapping equipment can be conveniently and rapidly unfolded for use and rapidly folded and transferred, the measurement efficiency of the worker is improved, the surveying and mapping instrument is suitable for complex terrains, the surveying and mapping instrument is stably placed, and the surveying and mapping efficiency is improved. The surveying instrument is prevented from toppling over and being damaged on the slope, and the surveying and mapping accuracy and stability are guaranteed.

A packaging machine lifting device comprises a bottom frame and a lifting plate located above the bottom frame, the lifting plate vertically ascends and descends along a vertical guide structure of the bottom frame, the front edge and the rear edge of the bottom frame are each rotationally provided with a pair of lower rotating swing arms, and the upper end of each lower rotating swing arm is rotationally connected with an upper rotating swing arm correspondingly. The upper end of each upper rotating swing arm is rotationally connected with the bottom of the lifting plate, a telescopic mechanism is rotationally arranged on one side of the bottom frame, connecting lugs protruding out of lower rotating swing arm bodies are arranged at the upper ends of the pair of lower rotating swing arms close to the telescopic mechanism respectively, and the connecting lugs are rotationally connected with the other end of the telescopic mechanism. And when the telescopic mechanism stretches out and draws back, the rotary connecting part of the lower rotary swing arm and the upper rotary swing arm is driven to swing towards one side. The rotary connecting part is effectively prevented from deforming, so that the service life of the lifting device is guaranteed, in addition, even if the pulling shaft slightly deforms, the pulling shaft can be replaced, and replacement is simple, convenient and rapid.

The utility model belongs to the technical field of power amplifiers, and particularly relates to a power amplifier structure which comprises a machine body middle frame, an upper panel and a lower panel are fixedly mounted at the top and the bottom of the machine body middle frame respectively, clamping grooves are formed in the left side and the right side of the upper panel and the left side and the right side of the lower panel respectively, and ventilation plates are arranged on the clamping grooves. According to the utility model, the left and right sides of the upper panel and the lower panel are respectively provided with the ventilation plates which can be rapidly disassembled and assembled, and the structure design of the rapid disassembly assembly is adopted, so that a user can conveniently disassemble the ventilation plates and the matched dustproof nets, dust and impurities accumulated in long-time use are effectively removed, heat on the circuit board is rapidly conducted out through the heat conduction assembly, and the service life of the circuit board is prolonged. Compared with a traditional single air cooling mode, the liquid cooling technology can absorb heat of a high heating element more efficiently, the temperature of a core component is reduced, and the service life of equipment is prolonged.

The application provides a car seat ventilation and support function enhancement system and a car seat. The enhancement system is arranged on a seat framework of the car seat and comprises a seat foam. A plurality of first ventilation holes are formed in the seat foam. A ventilation assembly is arranged on the seat foam. A plurality of second ventilation holes corresponding to the first ventilation holes are formed in a side of the ventilation assembly close to the seat foam. A connecting hole is further arranged on the ventilation assembly. A fan body is arranged at the connecting hole. A support structure is further arranged in the ventilation assembly. The support structure has a first state and a second state. In the first state, a first protruding part is formed on the seat foam towards a side close to a human body. In the second state, the first protruding part disappears. The support structure is arranged to form a flow guide cavity in the ventilation assembly. The gas flows fully in the flow guide cavity, balances the pressure of the ventilation holes, and increases the overall ventilation volume. Meanwhile, the first protruding part formed on the seat foam can cooperate with an original waist support system to realize a higher waist support height.