39results about How to "Does not occupy operating space" patented technology

The invention discloses a balancing device enabling a pot cover to be suspended freely. The balancing device enabling the pot cover to be freely suspended comprises the pot cover, a pot cover handle rod and a balancing mechanism achieving free suspension, wherein the pot cover handle rod is fixed to the pot cover, and the balancing mechanism achieving free suspension is installed on one side of the pot cover. The balancing mechanism achieving free suspension is composed of a protective hood, a cover turning rotary shaft, a rotary shaft base, a swing block, an elastic cylindrical pin, a suspension loop, an extension spring, an adjusting bolt and an adjusting fixed base. The extension spring is pulled by the adjusting bolt through the adjusting fixed base, the extension length of the extension spring is adjusted through the adjusting bolt, and then the tension of the extension spring is balanced with the gravity of the pot cover. According to the technical scheme, the balancing device enabling the pot cover to be freely suspended overcomes the defects of the prior art, is simple in structure and practical, enables the pot cover to be conveniently opened and suspended freely, avoids free falling of the pot cover, and does not occupy operation space during installation.

The invention relates to the field of engineering machinery, in particular to an aerial operation platform with an electronic induction safety protection device. The aerial operation platform comprises a vehicle body, an extension transmission module pivoted on the vehicle body, and a console hinged to the tail end of the extension transmission module; the console includes a baseplate, an annular fence arranged on the edge of the baseplate, and a control panel mounted on the annular fence; a fence is arranged on the edge of the control panel, and include two side fence sections respectively positioned on the left and right two sides of the control panel; the fence is provided with the electronic induction safety protection device electrically connected with the control panel; and the electronic induction safety protection device includes an optical emitter and an optical receiver matched with each other and oppositely arranged on the two side fence sections. The aerial operation platform with the electronic induction safety protection device is fewer in structural parts, simple in structure, lower in cost, more convenient to install, shorter in light ray propagation path and quicker in reaction.

The invention relates to the technical field of drilling clamps, in particular to a drilling machine for a special-shaped workpiece. The drilling machine comprises a supporting mechanism, a clamping mechanism and a movable drilling mechanism, wherein the supporting mechanism comprises a supporting table and supporting columns, supporting legs are fixedly connected to the four end corners of the bottom face of the supporting table, a first rectangular groove is formed in the middle of the top face of the supporting table, a second rectangular groove is formed in the middle of one short side wall of the supporting table, and sliding grooves are formed in the top face of the supporting table by facing four diagonal lines with the middle of the supporting table serving as the center point. According to the drilling machine for the special-shaped workpiece, a first two-way lead screw and a second two-way lead screw are rotationally connected into the first rectangular groove and the second rectangular groove, a first connecting lug and a second connecting lug drive the clamp to clamp the special-shaped workpiece by rotating the first two-way lead screw and the second two-way lead screw, so that the surface of the special-shaped workpiece cannot be damaged, the whole fixing process is more time-saving and labor-saving, and the fixing efficiency of the special-shaped workpiece is greatly improved.

The invention relates to a movable puncture platform for pediatrics department, which comprises a platform body, and trundles are arranged at the bottom of the platform body; a sterile table top whichlongitudinally stretches across the platform body is arranged above the middle part of the platform body; two garbage can storage chambers with the longitudinal middle line of the platform body as the symmetric line are arranged on the lower portion of the platform body, a sliding plate capable of being movably pulled towards the two side edges of the platform body is installed in each garbage can storage chamber, garbage can containing openings are formed at the sliding plates, and first handles are installed on the outer side edges of the sliding plates. A drawer cavity with the transversemiddle line of the platform body as the symmetric line is formed over each garbage can storage chamber, a drawer is installed in each drawer cavity, and a second handle is installed on the outer sideedge of each drawer. The surgical tools can be placed in the drawer, and medical staff can conveniently take and use the surgical tools; and a garbage can is convenient for collecting garbage in an operation, can be stored in a frame after being used, and does not occupy the operation space beside a bed.

The invention provides a height difference-adjustable short-circuiting device for stopping and starting an electrolytic cell without power outage. The short-circuiting device comprises a switch and two connection buses, wherein the connection bus at the electricity-in end of the switch extends from one side of the switch towards an electricity-in bus of the upstream electrolytic cell, the connection bus at the electricity-out end of the switch extends from the other side of the switch towards an electricity-in bus of the downstream electrolytic cell, the two connection buses are in electric connection with the corresponding electricity-in buses through pressing-connection plates, the side surfaces of the two connection buses are provided with a support plate beam, the support plate beam isin insulated connection with the connection buses, the two ends of the support plate beam are provided with cantilever beams correspondingly, one ends of the cantilever beams are rotatably connectedwith the support plate beam through rotating shafts, the other ends of the cantilever beams extend towards the electricity-in buses, and fixing frames for supporting the pressing-connection plates arearranged at the extending ends of the cantilever beams; and a first regulator for driving the corresponding cantilever beam to rotate around the corresponding rotating shaft is connected between eachcantilever beam and the support plate beam, and the pressing-connection plates are arranged on the fixing frames in an insulated mode and are electrically connected with the electricity-in buses through bus flexible connection parts. The device is suitable for the electrolytic cells without short-circuiting ports and the foreign electrolytic cells, is wide in application range, and can replace all existing similar devices.

The invention discloses a ballasting method in large-span girder cantilever construction. The ballasting method comprises the following steps of: A10, constructing an enlarged foundation of temporary piers for a side span girder, and arranging an embedded steel strand; A20, constructing the temporary piers on the enlarge foundation; A30, detaching the temporary piers after the side span girder is erected; A40, mounting distributive girders on a bridge deck of the side span girder, and making a steel strand pass through drain holes on the bridge deck of the side span girder and fixedly connected with the embedded steel strand; A50, when the factor of safety against overturning of the girder cantilever is less than 1.3, beginning ballasting, tensioning the steel strand by using a tensioning jack arranged on the bridge deck of the side span girder, lifting the enlarged foundation, and anchoring the upper end of the steel strand to the distributive girders to ballast the side span girder; and A60, after a girder is folded, descending the enlarged foundation by using the tensioning jack and the steel strand to unload the ballast. By the method, the enlarged foundation is integrated with a ballasting material, and the method has the advantages of saving materials, not occupying girder operating space, not influencing the jacking and drop and longitudinal shift of the girder, and the like.

The invention discloses a rotary extension-type ladder device and belongs to the field of operation platforms. The rotary extension-type ladder device comprises a column, wherein at least one layer of platform is arranged on the column, the number of layers can be adjusted flexibly according to different working heights, actuators are arranged on the column and drive the platforms to rotate around the column, a self-locking device and a locking device are arranged on the column, an extension part is arranged on each platform, the working space of the platform can be increased, when the height of a workpiece is lower, the rotary extension-type ladder device which doesn't participate in working rotates to the other side of equipment completely, up-and-down motion can be realized by the aid of the ladder, the problem that the working platforms are inconvenient to carry is solved, and the utilization of the processing spaces is further improved by rotation and extension of the platforms.

The invention provides a construction method of a shear wall concrete formwork with higher utilization efficiency, which includes the steps of splicing formwork, fixed spacing, horizontal reinforcement, longitudinal reinforcement, integral hoisting, pouring shear wall, and removal of formwork. Concrete formwork is spliced, and the splicing efficiency is high. At the same time, because the standardized concrete formwork can be reused, the use efficiency is higher. The spliced ​​shear wall formwork can be used repeatedly in the shear wall construction of each floor. The invention also provides a column construction method similar to the construction method of the shear wall formwork. With this method, the splicing of the shear wall formwork and columns can be prefabricated in a factory outside the construction site without occupying the operating space on the construction site, and the shear wall formwork can be directly installed and used after being hoisted to the construction site without splicing again , Improve the construction efficiency of the construction site.

The present invention relates to an equipment capable of making continuous extrusion and continuous cladding operation, in the concrete, it relates to a full-automatic continuous extruding and continuous cladding machine by using front-hinged shoe-locking system. It is characterized by that the extruding wheel is mounted on the bearing of machine frame, the shoe seat and shoe-locking arm are respectively fixed in the positioning hole of machine frame by means of jointed shaft, the shoe seat driver and shoe-locking arm driver are used for driving shoe seat and shoe-locking arm, and said jointed shaft is positioned is the front of said shoe seat.

The invention relates to a method and an apparatus for adjusting a video chat frame, and a corresponding video terminal. The method for adjusting a video chat frame comprises steps: transmitting a video chat request and displaying a video chat frame of a user transmitting the video chat request on a video terminal; or receiving a video chat request and displaying a video chat frame of a user receiving the video chat request on the video terminal; and adjusting the display range of the video chat frame according to user touch motion on a touch screen. The invention also relates to an apparatus for adjusting a video chat frame and a corresponding video terminal. The method and the apparatus for adjusting a video chat frame and the corresponding video terminal are easy and convenient to manipulate and do not occupy manipulating space.

The invention relates to a metalworking fluids filtration system. The filtration system comprises a box body, equipment arranged in the box body and a bottom support, wherein the equipment in the box body includes a vacuum filtration system, a precision filtration system, a fluid storage system, a pumping system and an intelligent control system; the fluid storage system comprises a first fluid storage box and a second fluid storage box; the pumping system comprises a first pumping system and a second pumping system; the first fluid storage box is connected with a first drug bucket by fluid purification and sterilization equipment; the second fluid storage box is connected with a second drug bucket; sterilization drugs are filled in the second drug bucket and are finally output by the second pumping system to be recycled. The filtration system can purify cutting fluid periodically and continuously, not only better maintain the usability of the cutting fluid but also prolong the service life of the cutting fluid by many times, carry out quick filtration and efficient operation and achieve the aims of safety, environment-friendliness, saving and emission reduction at minimal cost.

The invention discloses a supporting frame for an oral cavity and relates to the technical field of medical treatment on oral cavities. The supporting frame comprises an upper bracket, a lower bracket, an upper gnawing side, a lower gnawing side and an adjusting mechanism, wherein one end of the upper bracket is movably hinged to one end of the lower bracket, the upper gnawing side is arranged at the other end of the upper bracket, the lower gnawing side is arranged at the other end of the lower bracket, and the adjusting mechanism is arranged between the upper bracket and the lower bracket and is used for adjusting spacing between the upper gnawing side and the lower gnawing side. Shapes and angles of the upper and lower gnawing sides are coincided with tooth distribution of a human body, every tooth can be supported when in use, and a user feels more comfortable; single ends of the upper and lower brackets lean towards molar sides of the human body, and thus, a wider operating space is provided for medical personnel; the length of the lower bracket stretching into a regulating block is changed through turning the regulating block by an adjusting lever, then, the spacing between the upper gnawing side and the lower gnawing side is changed, a regulating process is more mild, and thus, the injury to a facial region of a user caused by oversized expansion is avoided; and the adjusting lever is detachable, so that the operating space during surgical operation is not occupied.

The invention discloses a separation device for fume and perfusate. The separation device comprises a columnar separation chamber with an inner cavity, wherein the top end of the separation chamber is sealed; a filtering net is mounted at the bottom end of the separation chamber; a collecting tube for introducing the fume and the perfusate into the inner cavity is arranged on the top end of the separation chamber; a negative pressure tube which is connected with a negative pressure machine is further arranged on the top end of the separation chamber; U-shaped guide grooves are formed in the circumferential wall of the inner cavity from top to bottom in a spiral manner; the upper ends of the guide grooves are communicated with the collecting tube; the lower ends of the guide grooves are close to the filtering net. The collecting tube of the separation device can be connected with a resectoscope sheath discharge interface in a sealed manner, and the negative pressure tube is connected with a negative pressure machine in an operation center. In the transurethral operation process, as the fume is generally not dissolved in the perfusate, a mixture of the fume and the perfusate is fed into the separation chamber from the collecting tube and flows from top to bottom along the spiral guide grooves in the separation chamber, the retaining time of the mixture inside the separation chamber is prolonged, the fume and the perfusate can be sufficiently separated, the fume is further sucked out through negative pressure, and thus the condition that no fume is generated in the operation process is ensured.