31results about How to "Lessen the squeeze" patented technology

The invention discloses a dynamic dehumidification device for drying plastic particles, and belongs to the technical field of plastic particle processing. Moisture on the plastic particles is absorbedand dried through magnetic dehumidification balls, and before the magnetic dehumidification balls absorb the moisture, magnet layers can magnetically absorb hollow magnetic balls, and after the magnetic dehumidification balls absorb the moisture to a certain degree, outer moisture absorption expansion layers absorb water and expands to extrude inner elastic magnetic shielding layers, inner elastic magnetic shielding layers are extruded to be tightly attached to the hollow magnetic balls, so that a certain magnetic shielding effect on the hollow magnetic balls is achieved; and the magnetic dehumidification balls are reset inwards under the action of extension springs, and after a drying part is dried and the outer moisture absorption expansion layers lose water, the inner elastic magneticshielding layers expand outwards to weaken the shielding effect on the hollow magnetic balls, when the magnetic attraction force of the magnet layers to the hollow magnetic balls is larger than the tensile force of the extension springs, the magnetic dehumidification balls are pulled to move outwards, reciprocating dynamic movement is matched with a rotating dehumidification cylinder, and the gooddehumidification effect on the plastic particles is effectively achieved.

A thermostatic element (1) comprises a cup (2) containing a thermo-expandable substance (3) and a piston (4) which is axially displaceable with respect to the cup by the action of the thermo-expandable substance produced during the expansion thereof. The guiding of the piston with respect to the cup and the sealing of the thermo-expandable substance are provided by the same arrangement of a single-piece holder (5) comprising a rigid insert (51) for guiding the piston which is embedded into a flexible envelop (52) impermeable to the thermo-expandable substance and is interposed between the insert, the piston and the cup. In order to provide a reliable sealing between the insert and the cup, including the case of assembling on an automatic line, the insert is provided with an abutment (51) which positions the single piece holder and projectingly extends towards the thermo-expandable substance away from the substantially flat part (51A) of the rest of the insert in a direction which is substantially parallel to the piston axis (X-X) and a space limited on the insert side oriented towards the thermo-expandable substance between the abutment and the flat part of the insert is filled with a corresponding part (52D) of the envelop which is pressed against the cup in a sealing manner.

The invention discloses a portable slope measuring device for hydraulic engineering construction survey, and relates to the technical field of engineering surveying, the portable slope measuring device comprises a bottom plate, the top of the bottom plate is provided with a mounting rack, one side of the mounting rack is provided with a lifting plate, the top of the bottom plate is provided with an angle adjusting device which is provided with a rotating plate, wherein the rotating plate is rotationally connected with one side of the lifting plate; a warning device which is provided with warning grooves, wherein the warning grooves are uniformly formed in the elastic rod; a stabilizing device which is provided with a mounting plate. The invention relates to the technical field of engineering measurement. According to the portable slope measurement device for hydraulic engineering construction survey, the purpose of widening the environment application range is achieved, the slope can be conveniently measured when the surface of the slope is uneven, the measurement precision is improved, warning and reminding can be conducted when angle deviation occurs in the measurement process, the stability is improved, and the gravity center can be ensured to be stable when the measuring part in the device moves.

The invention discloses a strong wind self-prevention system for a high-altitude advertising board. The system comprises a fixed plate; a groove is formed in the side wall of the fixed plate; the inner wall of the groove is rotatably connected with a plurality of display plates through a rotating shaft; the multiple display plates form a shutter type structure; a sliding plug cavity is formed in the side wall of the fixed plate; a sliding plug is slidably connected to the inner wall of the sliding plug cavity in a sealed mode; a vertical rod is fixedly connected to the upper end of the slidingplug; the upper end of the vertical rod penetrates through the upper end of the fixed plate and is fixedly connected with a wing-shaped plate; and a piezoelectric ring is fixedly connected to the topin the sliding plug cavity. A wing-shaped plate is driven by outdoor strong wind to slide upwards, and the pressing plate extrudes the piezoelectric rings, so that current is generated on the piezoelectric rings, magnetism is generated on the electromagnets, the permanent magnet blocks drive the display plates to rotate outwards under the action of magnetic repulsion of the electromagnets, strongwind flows out of gaps between the display plates, the advertising board is prevented from being damaged under the action of the strong wind, and the maintenance cost of the advertising board is reduced.

The invention discloses a protective cover and a keyboard. The protective cover covers multiple key caps of the keyboard. The protective cover comprises a connection pad and multiple cover bodies, andthe connection pad is arranged on the bottom plate of the keyboard; the cover bodies are arranged on the connection pad and cover the corresponding key caps; each cover body comprises an upper coverpart and a side wall part, the upper cover part covers the upper surface of the key cap, and the side wall part surrounds the upper cover part and covers the side edge of the key cap; and the thickness of the side wall part is smaller than that of the key cap, the side wall part can only be slightly deformed, and the degree of the side wall part being squeezed is thus reduced.

The invention discloses a crude oil transportation pipeline capable of preventing crude oil from precipitating. The crude oil transportation pipeline comprises a pipeline. A central shaft is arrangedinside the pipeline, an inclined fan is fixedly connected to the side surface of the central shaft, a centrifugal block is fixedly connected to the right side of the central shaft, a centrifugal bar is inserted into the side surface of the centrifugal block, a rotating shaft is meshed and connected to the side surface of the central shaft and positioned on the right side of the inclined fan, a bearing wheel is meshed and connected to the side surface of a bearing bar, a triangular bar is rotatably connected to the left side of a lever, a one-way toothed bar is rotatably connected to the top ofthe triangular bar, a push bar is slidably connected to the side surface of an air release bar, a limit bar is rotatably connected to the side surface of the push bar, and a moving air pipe is rotationally connected to the top of the limit bar. According to the crude oil transportation pipeline capable of preventing the crude oil from precipitating, the inclined fan cooperates with the centrifugal block for use, and therefore the effect that the crude oil in the pipeline is prevented from precipitating to form a precipitating wall when the crude oil is carried is achieved.

The invention discloses a side grouting device for large-diameter steel pipe piles on the sea, which comprises a pipe pile and a grouting pipe fixed on the inner wall of the pipe pile. The upper end of the grouting pipe is externally connected to the grouting platform, and the lower end It is connected with the grouting hole opened on the pipe pile wall, and the grouting hole is movable and sealed. The offshore large-diameter steel pipe pile side grouting device can effectively fill the gap between the outer wall of the steel pipe pile and the surrounding coral reef layer with concrete, so as to improve the bearing performance of the steel pipe pile, reduce the settlement of the foundation pile and reduce the cost ; The pile side grouting device for steel pipe piles is economical and applicable, suitable for installation on the construction site, easy to popularize and apply, and simple to obtain materials. Easy to promote and use.

The invention relates to the technical field of pathological staining, and discloses a staining device for pathological technology, the staining device comprises a base, the top end of the base is fixedly connected with a support column, the lower part in the support column is provided with a storage groove, the left side in the storage groove is communicated with the outside, and the storage groove is internally provided with a slide holder; a supporting plate is arranged at the top end of the supporting column, fixing rods are fixedly connected to the left side, the right side, the front side and the rear side of the top end of the supporting plate, an inserting hole is formed in the center of the top end of each fixing rod, a connector is arranged in the center of the inserting hole, and the bottom of each connector communicates with a hose. According to the device, a sample piece is directly dyed by externally connecting a coloring agent reagent bottle, so that a coloring agent does not need to be transferred when the device is used, the coloring agent is prevented from being polluted, meanwhile, the device can store the coloring agent for use next time, waste of the coloring agent can be avoided, and the device is high in practicability.

The embodiment of the invention discloses a radio frequency connector interface structure. The connector comprises a plug connecting end and a socket connecting end. The plug connecting end comprisesa plug inner conductor and a plug outer conductor wrapping the plug inner conductor. The plug inner conductor comprises a first contact section a second transmission section and a third reinforcing section in which the diameters are gradually increased, a conical structure of the first contact section realizes effective contact with a socket connecting end; the plug outer conductor comprises a connecting front part, a convex fixing part and an extending tail part in sequence corresponding to the plug inner conductor; a sealing ring is arranged between the connecting front part and the convex fixing part, an inclined guide block used for preventing deformation of an opening of the socket connecting end is arranged at the connecting position of the convex fixing part and the extending tail part, and the connecting front part, the convex fixing part and the extending tail part wrap the outer surface of the second transmission section and the outer surface of the third reinforcing sectionrespectively. According to the scheme, by optimizing the interface structure, the wall thickness of the outer conductor reaches 0.4 mm, and the problem of reliability caused by too small interface wall thickness of SSMC series connectors is solved.

The embodiment of the invention discloses a radio frequency connector interface structure. The connector comprises a plug connecting end and a socket connecting end. The plug connecting end comprisesa plug inner conductor and a plug outer conductor wrapping the plug inner conductor. The plug inner conductor comprises a first contact section a second transmission section and a third reinforcing section in which the diameters are gradually increased, a conical structure of the first contact section realizes effective contact with a socket connecting end; the plug outer conductor comprises a connecting front part, a convex fixing part and an extending tail part in sequence corresponding to the plug inner conductor; a sealing ring is arranged between the connecting front part and the convex fixing part, an inclined guide block used for preventing deformation of an opening of the socket connecting end is arranged at the connecting position of the convex fixing part and the extending tail part, and the connecting front part, the convex fixing part and the extending tail part wrap the outer surface of the second transmission section and the outer surface of the third reinforcing sectionrespectively. According to the scheme, by optimizing the interface structure, the wall thickness of the outer conductor reaches 0.4 mm, and the problem of reliability caused by too small interface wall thickness of SSMC series connectors is solved.

The invention discloses a portable slope measuring device for water conservancy engineering construction survey, which relates to the technical field of engineering measurement and comprises a bottom plate, a mounting frame is installed on the top of the bottom plate, a lifting plate is installed on one side of the mounting frame, and The top of the top is provided with: an angle adjustment device, the angle adjustment device has a rotating plate, and the rotating plate is rotatably connected to one side of the lifting plate; a warning device, the warning device has a warning groove, and the warning groove is evenly opened on the elastic rod Inside: a stabilizing device, the stabilizing device has a mounting plate, and the invention relates to the technical field of engineering measurement. The portable slope measurement device for water conservancy construction survey achieves the purpose of improving the scope of application to the environment, and can conveniently measure the slope when the slope surface is uneven, improves the measurement accuracy, and can be used when the angle deviates during the measurement process. Provide warning reminders, improve stability, and ensure a stable center of gravity when measuring the moving position of parts inside the device.

The invention discloses a liftable and rotatable building construction support, comprising a base, a universal wheel is fixedly installed on the lower surface of the base, a plurality of counterweight blocks are installed on the side surface of the base, and the counterweight blocks are arranged along the The side surfaces of the base are equidistantly distributed, and a mounting groove is arranged in the center of the upper surface of the base. The bottom surface of the mounting groove is fixedly installed with a servo motor mounting seat, and a servo motor is fixed on the servo motor mounting seat. The rotating shaft is fixedly connected with the lower end of the transmission shaft through a coupling, the cross section of the transmission shaft is a polygon, and the upper end of the transmission shaft extends vertically upward from the upper surface of the base. The beneficial effects of the invention are that the structure has strong practicability and good stability.

The invention belongs to the technical field of fences, specifically a fence for child protection; it includes a shaping strip and a railing; the shaping strip is designed as a long strip; the head end and the end of the shaping strip pass through a block snap-fitting, and the shaping strip can be placed into various shapes; the lower surface of the shaping strip is fixed with uniformly arranged suction cups; the inner wall of the shaping strip is provided with a convex groove; the inner wall of the convex groove There are evenly arranged railings in the sliding connection; the present invention is mainly used to solve the problem that most of the current children's fences are of fixed-range design. When children are placed in the fence, the children will climb the fence. Since the children have no safety awareness, they may It will cause safety accidents. At the same time, most of the playpens are set in open places, and the shape of the playpen cannot be set according to the shape of the room, thereby reducing the use range of the playpen.

A thermostatic element (1) comprises a cup (2) containing a thermo-expandable substance (3) and a piston (4) which is axially displaceable with respect to the cup by the action of the thermo-expandable substance produced during the expansion thereof. The guiding of the piston with respect to the cup and the sealing of the thermo-expandable substance are provided by the same arrangement of a single-piece holder (5) comprising a rigid insert (51) for guiding the piston which is embedded into a flexible envelop (52) impermeable to the thermo-expandable substance and is interposed between the insert, the piston and the cup. In order to provide a reliable sealing between the insert and the cup, including the case of assembling on an automatic line, the insert is provided with an abutment (51) which positions the single piece holder and projectingly extends towards the thermo-expandable substance away from the substantially flat part (51A) of the rest of the insert in a direction which is substantially parallel to the piston axis (X-X) and a space limited on the insert side oriented towards the thermo-expandable substance between the abutment and the flat part of the insert is filled with a corresponding part (52D) of the envelop which is pressed against the cup in a sealing manner.

An intelligent corn harvesting equipment, which is composed of a walking device, a harvesting device, a radio frequency transceiver, a control device, and a frame. Body, the walking device includes crawler tracks, track wheels, and a line-changing mobile structure; the radio frequency transceiver includes a radio frequency transmitter and a radio frequency receiver, and the radio frequency transmitter includes a transmitter antenna, a radio frequency generation module, a microprocessor, a memory, a battery , more than three radio frequency transmitting devices are scattered in the working environment around the intelligent corn harvesting equipment to form a network; the radio frequency receiving device includes a receiving antenna and a radio frequency signal processing device, and is installed on the frame; The control device receives the identity data and signal amplitude provided by the radio frequency receiving device, and calculates the position of the intelligent corn harvesting equipment by using the three-point auxiliary positioning method according to the identity data and signal amplitude.

The invention belongs to the technical field of fences, and particularly relates to a child protection fence. The fence comprises shaping strips and fence boards, wherein the shaping strip is designedto be in a long strip shape. The head ends and the tail ends of the shaping strips are clamped through clamping blocks, and the shaping strips can be placed into various shapes. Suckers which are uniformly distributed are fixedly connected to the lower surfaces of the shaping strips; a convex groove is formed in the inner wall of the shaping strip; uniformly-arranged fence boards are connected into the inner walls of the convex grooves in a sliding mode. The invention mainly solves the problems that most of existing child fences are designed in a fixed range, so when children are placed in the fences, the children climb the fences, safety accidents are possibly caused due to the fact that the children do not have safety awareness, most of the child fences are arranged in open places, theshapes of the child fences cannot be set according to the shapes of rooms, and the use range of the children fence is reduced.

First-aid fixing equipment capable of reducing secondary injuries in trauma and fracture relates to the technical field of medical treatment and comprises a clamping piece, a first limiting sleeve is installed on the clamping piece, five inner threaded pipes are arranged at the end, close to the clamping piece, of the first limiting sleeve, a second elastic band is installed on the first limiting sleeve, and the second elastic band is connected with the clamping piece. The second elastic belt is in threaded connection with the corresponding inner threaded pipe through a threaded rod, the end, away from the first limiting sleeve, of the first elastic belt is elastically connected with the clamping piece, and the clamping piece is further limited through the first limiting sleeve and the second limiting sleeve by arranging the first limiting sleeve and the second limiting sleeve; according to the finger clamping device, the first limiting sleeve and the second limiting sleeve are arranged, so that when joints between the fingers and the palm center are bent, the first limiting sleeve and the second limiting sleeve are used for limiting the clamping piece, the clamping piece and the first limiting sleeve are detachably installed, and therefore the clamping pieces with different lengths are adopted according to different finger lengths.