68results about How to "Effective support and fixation" patented technology

The invention belongs to the technical field of tunnel supporting devices, and particularly relates to an extrusion swelling rock highway tunnel supporting device. The extrusion swelling rock highwaytunnel supporting device comprises two supporting plates, first rubber pads are fixedly connected to the upper parts of the side walls of the two supporting plates, first arc-shaped plates are fixedlyconnected to the upper ends of the two supporting plates, grooves are formed in the upper ends of the first arc-shaped plates, and connecting mechanisms are slidably connected to the inner walls of the grooves. A second arc-shaped plate is fixedly connected to the positions, located at one ends of the outside of the grooves, of the two connecting mechanisms, and buffering mechanisms are fixedly connected to the second arc-shaped plate and the arc-shaped outer side walls of the first arc-shaped plates. An adjusting mechanism is arranged between the two supporting plates, the left end and the right end of the adjusting mechanism are separately and fixedly connected with the side walls of the two supporting plates, a lifting mechanism is fixedly connected to the upper end of the adjusting mechanism, and the upper end of the lifting mechanism is fixedly connected with the lower end of the second arc-shaped plate. The extrusion swelling rock highway tunnel supporting device has the advantages that a swelling rock tunnel can be effectively supported, and the extrusion swelling rock highway tunnel supporting device can be further used for tunnels with different types.

The invention relates to the field of advanced manufacturing, in particular to a milling stability predicting method based on a cubic polynomial. The milling stability predicting method has the advantages that a state term, a delay term and a cycle coefficient term of a dynamics equation are approximated by the cubic polynomial, the required term is fit by a plurality of known time points and corresponding responses, the local error of a calculating method is reduced, and the accuracy of the predicting method is improved; an H matrix is substituted into the stability lobe graph obtaining process, and is not directly substituted into an F matrix for calculating, so the number of iteration times in the F matrix calculating process can be reduced, the time of the calculating method is saved, and the calculating efficiency is improved.

The invention relates to a mobile phone liquid crystal display screen cutting device. The mobile phone liquid crystal display screen cutting device comprises a bottom plate, a bearing frame and a cutting device. The bearing frame is installed in the middle of the upper end of the bottom plate. The cutting device is arranged above the bearing frame and installed on the bottom plate. The mobile phone liquid crystal display screen cutting device can solve the problems that: in the prior art, when a liquid crystal display screen is cut, the pressure adjusting effect between a cutting knife wheel and the liquid crystal display screen is poor, adjustment is inconvenient, the phenomenon that the liquid crystal display screen is broken easily due to the fact that the pressure is too large during cutting is caused, and waste of the liquid crystal display screen is caused easily; and in addition, when the equipment in the prior art cuts the liquid crystal display screen, glass fragments adheringto the surface of the cutting knife wheel cannot be cleaned usually, the phenomenon that the glass fragments are broken easily in the cutting process is caused, the regularity of notches is affected,and subsequent use of the liquid crystal display screen is affected.

The invention relates to the field of advanced manufacturing, in particular to a supporting device and a machining precision improving method for a thin-wall part. Matching buckles are matched with ring ways and slide ways so that supporting postures of different space shapes can be completed on a supporting table, a thin-wall part can be fixedly supported effectively, and more precise modal parameters can be obtained through clamping conducted through the supporting device. Under the circumstance that boundary limiting conditions such as the cut-in angle, the cut-out angle and the cutting thickness are considered sufficiently, a numerical integration method is used for iterative operation, a vibration displacement simulating diagram is obtained by subdividing the rotating speed of a main shaft and the axial cutting depth within a certain range, a milling stability diagram is finally obtained, simulation precision is improved, and machining quality is improved.

The invention relates to the field of advanced manufacturing and particularly relates to a thin-wall part supporting device and a milling stability forecasting method. According to the thin-wall part supporting device, the support postures with different spatial shapes can be completed on a support table by cooperation between a matching button and a ring rail and between the matching button and a sliding rail; thin-wall parts can be effectively supported and fixed; more accurate modal parameters can be attained by clamping through the support device, so that the stability limit which is forecasted by using a radial basis function is more accurate; the thin-wall part supporting device is more suitable for production and is capable of providing reliably theoretical support for actual operators.

The invention discloses a neurosurgical posterior cranial distraction drainage device, which comprises a support mechanism, a distraction mechanism and a drainage mechanism. The support mechanism comprises a U-shaped frame, a hydraulic cylinder, a bottom plate, an electric push rod, a sleeve, a rotating shaft and a driving motor; the distraction mechanism comprises an adjusting part and a pair ofdistraction parts, and the adjusting part comprises a U-shaped seat, an L-shaped fixed rod, a stepping motor, a screw rod and a sliding block; and each distraction part comprises a hinge chain, a first sliding cylinder, a first spring rod, a second sliding cylinder, a second spring rod, a sliding rod and a reset spring; and the drainage mechanism comprises a telescopic rod, a drainage tube, an infusion pump, a catch box, a spring lock bolt and a fixing ring. By adopting the support mechanism, the distraction mechanism and the drainage mechanism, the surgical incision of a patient can be effectively opened and fixedly supported, the situation that the device tears the skin of the patient in the process of opening the surgical incision of the patient can be effectively avoided, and hydrops in the surgical incision of the patient can be effectively drained.

A damping device of construction equipment comprises a bottom plate device, a fixing device, positioning devices, a supporting table device, an ejecting device and a motor device. The bottom plate device comprises a first bottom plate and a second bottom plate. The fixing device comprises a fixing plate, first fixing transverse rods, first vertical rods and rotating rods. Each positioning device comprises a first positioning rod, a second positioning rod, a first spring and a first limiting block. The supporting table device comprises a supporting table, second transverse rods, second springs, third springs, fixing blocks and third positioning rods. The ejecting device comprises supports, a fourth spring, a fifth spring, sixth springs and first connecting ropes. The motor device comprises a motor, an output shaft, a second connecting rope and a third connecting rope. The output shaft is horizontally arranged and connected with the motor, the second connecting rope is vertical, the lower end of the second connecting rope is fixedly connected with the output shaft, and the upper end of the second connecting rope is fixedly connected with the lower end of the third connecting rope. The damping device can effectively damp construction equipment and reduce losses.

The invention discloses a steel template system used for a subway foundation pit supporting beam. The steel template system comprises a main beam template and diagonal bracing beam templates, wherein the main beam template is located in the middle, the diagonal bracing beam templates are located at the two ends, the main beam template and the diagonal bracing beam templates are formed by steel templates in a parallel and opposite mode, the bottoms of the steel templates are provided with foot braces which can be locked with the ground, the oppositely-arranged steel templates are connected and supported through jack screws at the tops of the steel templates, the outer side of each steel template is provided with an outer supporting framework which can support and abut against the steel templates, each outer supporting framework comprises a portal frame and supporting rod assemblies, each portal frame is provided with a portal frame cross beam and stand columns, the supporting rod assemblies are installed on the stand columns and used for supporting the steel templates, each supporting rod assembly comprises a supporting board used for abutting against the steel templates, and a supporting rod used for adjusting the supporting board to move back and forth, each supporting board is connected to the end portion of one supporting rod, and the supporting rods are screws and penetrate through the stand columns and are in threaded connection with the stand columns. By the adoption of the technical scheme, the steel template system is good in integrality, the templates do not deform easily, fixation is firm, the supporting beam is prevented from producing structural deformation when concreted is poured, and assembly and disassembly are rapid and convenient.

The invention relates to a chemical equipment pipe supporting frame which comprises a support, a supporting rod and a pipe clamp. The pipe clamp comprises an upper hoop and a lower hoop which are both in semicircular ring shapes, one end of the upper hoop is hinged to one end of the lower hoop, and the other end of the upper hoop is in bolt connection with the other end of the lower hoop; an adjusting rod comprises a first vertical rod connected with the lower hoop, a first transverse rod connected with the bottom end of the first vertical rod, a first screw rod and a second screw rod, and the first screw rod and the second screw rod are connected with the two ends of the first transverse rod, and are correspondingly embedded into through holes in the support; and the first screw rod is in clamped connection with the support through a first upper nut and a first lower nut, and the second screw rod is in clamped connection with the support through a second upper nut and a second lower nut. By means of the above structure, a chemical equipment pipe can be effectively supported and fixed, the vibration influences on the pipe can be effectively prevented or greatly reduced, and therefore the process quality and the construction safety of chemical equipment are further guaranteed.

The invention relates to a three-way valve. The three-way valve comprises a valve body, a telescopic pipeline and a fixed pipeline; the valve body is of a cylindrical structure; a cavity is formed inside the valve body; the telescopic pipeline is installed inside the cavity; a through hole is formed in the middle of the lower end of the valve body; the through hole communicates with the cavity; and the fixed pipeline is installed at the lower end of the through hole. The three-way valve can solve the problems that the existing three-way valve usually has a poor sealing effect and is inconvenient to install and disassemble, and the length of the valve body is usually fixed, so that the extension length of the valve body cannot be adjusted, which is not conducive to the subsequent pipeline use, and at the same time, when the existing three-way valve is connected to the pipeline, the connection effect is poor, and the interior of the pipeline cannot be supported and fixed, and the pipeline is easily deformed due to stress, resulting in a poor sealing effect of the pipeline and affecting the transportation safety of the pipeline.

The invention discloses an industrial waste gas treatment device, which comprises an intake pipe, a washing bucket, a barrel wall, a top cover, a cavity, a first through hole, a motor, a rotating shaft and a first stirring rod. Connecting rods are respectively connected above two sides of the first stirring rod. A second stirring rod is fixedly connected above the connecting rod. A water pump is also connected above the top cover. A drain pipe and a liquid suction pipe are in through connection with the water pump. A filter cartridge is also connected between the liquid suction pipe and the water pump. The top of the filter cartridge is connected with a filter cartridge cover. The bottom of the liquid suction pipe extends into the washing bucket. A plurality of annular tubes arranged one above the other are connected below the drain pipe, and two adjacent annular tubes are communicated with each other through two connecting pipes. The diameters of the annular tubes are sequentially increased from top to bottom. The annular tubes are provided with a plurality of second through holes. The top of the top cover is connected to an exhaust funnel, inside which an exhaust fan is connected. The deficiencies in the prior art can be improved, and the device of the invention has a better exhaust gas washing effect.

The invention relates to a shoulder joint abduction fixation orthotic device. The shoulder joint abduction fixation orthotic device comprises a forearm support frame, a C-shaped upper arm bracket, anarmpit support frame, a line-shaped armpit movable shaft and an adjustable support. The forearm support frame, the C-shaped upper arm bracket and the armpit support frame are integrally formed and used for supporting the forearm, the upper arm and the armpit on one side respectively, the line-shaped armpit movable shaft is arranged between the C-shaped upper arm bracket and the armpit support frame, and the adjustable support with one end connected with the C-shaped upper arm bracket and the other end connected with the armpit support frame is used for adjusting the shoulder joint abduction angle. The shoulder joint abduction fixation orthotic device can effectively overcome the defects of an existing orthotic device and ensure the postoperative effect of shoulder periarticular operations.

The invention discloses an automatically retractable garden seat tent, which comprises a bottom plate, the left side of the bottom plate is fixedly connected with the right side of the backing board, and the right side of the backing board is fixed with the left side of the armrest. connected, and the upper surface of the leaning plate is provided with a first groove, the opposite surfaces of the first groove are respectively fixedly connected with the front and rear ends of the first slide bar, and the outer surface of the first slide bar is sleeved with a stopper The lower surface of the baffle is fixedly connected to the top end of the first electric push rod, and the upper surface of the backing plate is fixedly connected to the bottom ends of the two second electric push rods respectively. The automatically retractable garden seat tent is provided with a control panel, a second electric push rod, a support plate, a box body, a fixed plate, a fixed column, a motor, a rotating shaft, a bearing, a runner, a waterproof cloth, a third slide bar and the first The cooperation between the two support rods can effectively block the invasion of rainwater and sunlight, thereby making people's rest more comfortable and at ease, and facilitating people's lives.

The invention particularly relates to a support device with a charging function. The support device is connected to electronic equipment and comprises a support structure, a clamping structure and a charging module, wherein the shape of the support structure can be changed; the clamping structure is arranged on a supporting part and is used for placing the electronic equipment; the charging module is arranged on the supporting part and is used for supplying power to the electronic equipment positioned in the clamping structure. The foldable support device adopts a special structure, has three use states and is novel in modeling and convenient to carry; meanwhile, the support device has multifunctional functions of charging, serving as a supporting frame and selfie stick and the like.

The invention discloses a fixing supporting rod which comprises a rod base and a supporting device arranged on the rod base. The supporting device comprises a circular outer ring and a circular inner ring; the circular inner ring is placed in the circular outer ring provided with a plurality of columns penetrating through the circular outer ring; a circle of surrounding guide groove is formed in the circular inner ring; the columns abut against the guide groove in the circular inner ring; a fixing device used for fixing each column is arranged on the circular outer ring; a circle of groove is formed in the outer circular face of each column; and one end face of each fixing device is clamped in the corresponding groove. According to the fixing supporting rod, products to be machined can be effectively supported and fixed, the products are effectively prevented from vibrating largely when being machined, and therefore the problem that the machining precision of the products is affected can be solved well, and the possibility of safety accidents is reduced.

The invention discloses a raw material mixing device and a process for hygroscopicity-improved nylon 6. The invention belongs to the technical field of nylon 6 production. The raw material mixing device for hygroscopicity-improved nylon 6 comprises a supporting mechanism, a heating and mixing mechanism and a stirring and mixing mechanism, the supporting mechanism comprises a vertical supporting plate, the top end of the vertical supporting plate is fixedly connected with an upper supporting plate, the bottom end of the vertical supporting plate is fixedly connected with a lower supporting plate, the heating and mixing mechanism comprises a heating box, and the outer wall of the top of the heating box is communicated with a feeding pipe. The addition of a modifying agent can be realized; the hygroscopicity of the nylon 6 is reduced; the hygroscopicity of the nylon 6 is effectively and progressively improved, the shrinkage rate of the nylon 6 is reduced, and during the raw material mixing process, a modifier and caprolactam are completely mixed through the arrangement of the mixing device so as to improve the action effect of the modifier and further improve the performance improvement effect of the nylon 6.

The invention belongs to the technical field of waste gas treatment, and particularly relates to a breaking machine for deodorization compound biosphere production. The breaking machine comprises a breaking machine shell and a feeding table. A feeding opening is formed in one side of the breaking machine shell, the feeding table is fixedly connected with the position, on the feeding opening, of the breaking machine shell, a conveying belt which is vertically distributed is arranged at the position, on the feeding opening, in the breaking machine shell and is provided with multiple breaking teeth, a top plate is arranged in the conveying belt, fixed rods are symmetrically distributed on the two ends of the top plate, the extension ends of the fixed rods are fixedly connected with the position, on the feeding opening, of the inner wall of the breaking machine shell, a feeding plate is arranged at the position, on the feeding opening, of the feeding table, a discharging opening is formedin the bottom of the breaking machine shell, the breaking teeth on the conveying belt are used for carrying out breaking, and breaking of a foam plate is achieved.

The invention relates to a supporting frame for a chemical equipment pipeline. The supporting frame comprises a support, a supporting rod and a pipeline clamp, wherein the pipeline clamp comprises anupper hoop and a lower hoop which are both in a semi-circular ring shape, one end of the upper hoop is hinged to one end of the lower hoop, and the other end of the upper hoop is connected with the other end of the lower hoop in a bolt mode; and an adjusting rod comprises a first vertical rod, a cross rod, a first screw and a second screw, wherein the first vertical rod is connected with the lowerhoop, the first cross rod is connected with the bottom end of the first vertical rod, the first screw and the second screw are connected with the two ends of the first cross rod respectively, the first screw and the second screw are correspondingly embedded in through holes formed in the support, the first screw is connected with the first screw rod through a first upper nut and a first lower nutin a clamped mode, and the second screw is connected with the support through a second upper nut and a second lower nut. By the adoption of the structure, the chemical equipment pipeline can be effectively supported and fixed, so that the vibration influence of the pipeline can be effectively prevented or greatly reduced, and the process quality and construction safety of chemical equipment are guaranteed.

The invention provides a test shielding box for 5G communication, relates to the technical field of test shielding boxes, and aims to solve the problems that when an existing signal test shielding boxis used, the shielding box is usually used at an uneven position on a mountain, and cannot be supported and adjusted when placed and used, the test shielding box is inconvenient to use, and the shielding box cannot be adjusted and controlled to be in a plane state according to terrains. The shielding box comprises a main body; the main body is a shielding box body and is of a rectangular structure; and adjusting grooves are formed in the corners of the bottom of the main body. Adjusting rods are used for being installed in the adjusting grooves to adjust the height, so when the shielding boxis used at the uneven position of a mountainous area, the adjusting rods at any position can be adjusted according to needs, fixed plates can be pulled to move outwards through manpower, the fixed plates are disengaged from the interiors of the inserting grooves, and limiting of the adjusting rods can be relieved; and then the adjusting rods are controlled to move up and down, then the fixed plates are pressed, so the fixed plates are inserted into the inserting grooves again, and then the shielding box is effectively supported.

The invention discloses environment-friendly type domestic garbage multi-stage crushing equipment and relates to the technical field of environmental protection. The environment-friendly type domesticgarbage multi-stage crushing equipment comprises a base; a treatment tank is fixedly connected to the upper surface of the base; a filter plate which is in an inclined shape is fixedly connected to the interior of the treatment tank; the lower part of the left side surface of the treatment tank is provided with a second discharge hole; the second discharge hole communicates with the interior of the treatment tank; the top end of the treatment tank is internally provided with a first crushing mechanism; and the right side of a conveying mechanism is provided with a second crushing mechanism. By arranging a first speed reduction motor and using a first crushing blade, the filter plate, a second speed reduction motor, a conveying blade, a discharge pipe and a feeding pipe in a matching manner, the environment-friendly type domestic garbage multi-stage crushing equipment can effectively performing filtering on domestic garbage after crushing is finished with the filter plate to enable thedomestic garbage which is incompletely crushed to be conveyed into a first cavity for crushing again with the conveying blade and the domestic garbage to be more completely crushed and solves the problem of incompleteness in crushing of the existing domestic garbage crushing equipment.

The invention relates to a two-way fixing steel plate and a diaphysis fixing system. The two-way fixing steel plate comprises a steel plate body, wherein the steel plate body is used for placement from the front side of a diaphysis, and has a structure matched with the front lateral surface of the diaphysis for fixing and attachment of the fractured end of a bone; at least two pairs of guide holes for penetrating through first locking screws respectively are formed in the structure, matched with the front lateral surface of the diaphysis, of the steel plate body at angles at which an intramedullary nail is clamped by each first locking screw through which the guide holes penetrate to control rotation and axial stability of the intramedullary nail. According to the two-way fixing steel plate, the guide holes of the steel plate body are formed at specific angles, so that the guide holes can be matched with the first locking screws to implement supporting, protection, rotation prevention and axial stability of a part at the fractured end of the bone of the diaphysis to further enhance fixing reliability after reduction, and assistance in stable reduction and healing of the fractured part can be effectively ensured.

The invention discloses a portal type crane cantilever stand column supporting auxiliary fixing structure which comprises a crane body and a servo motor. A main arm is installed on the right side of the crane body in a hinged manner. A driving mechanism is installed in the crane body, the driving mechanism internally comprises an adjusting base, and in addition, the adjusting base is hinged to theinterior of the crane body. A supporting frame is fixedly installed on the top of the adjusting base, rotating shafts are symmetrically inserted in the upper side and the lower side of the interior of the supporting frame, and drive gears are symmetrically fixed to the outer walls of the front side and the rear side of each set of rotating shaft. By means of the portal type crane cantilever standcolumn supporting auxiliary fixing structure, an auxiliary supporting mechanism is connected between a cantilever body and the main arm, a triangular stable support formed among a supporting screw rod, the main arm and the cantilever body in the auxiliary supporting mechanism is used for conducting auxiliary supporting between the main arm and the cantilever body, and the cantilever body and themain arm can be firmer and more stable during running of the device.

The invention discloses a smokeless granular chemical product mixing device with a washing function, and relates to the technical field of powder packaging. The device comprises supporting blocks anda shell. Supporting rods are mounted above the supporting blocks, and stabilizing blocks are arranged on the left sides of the supporting rods. Leakage holes, fixing plates, a rotary shaft, a stirringblock, a motor, a fixing frame, a mounting frame, a filter net, linkage blocks, a fan and an air outflow net are arranged in the smokeless granular chemical product mixing device with the washing function, processed chemical products can be discharged through the leakage holes by a user, the motor can be fixedly mounted through the fixing frame before the device is used by the user, the motor isprevented from disengaging during use, the motor can be started when the device is used by the user, the motor can drive the rotary shaft to rotate, the rotary shaft can drive the stirring block to rotate, the stirring block can well stir the chemical products in the device, harmful gas can be filtered through the filter net, and the situation that the harmful gas enters air to endanger the humanbody is avoided.

The invention discloses a wooden product airing rack convenient for keeping out rain. The wooden product airing rack convenient for keeping out rain comprises a base; sliding wheels are arranged at the lower ends, close to the four corners, of the base; and supporting plates are fixedly connected to the upper ends, close to the left side and the right side, of the base. According to the wooden product airing rack convenient for keeping out rain, supporting rods connected with conical flashing boards are inserted into circular inserting grooves, strip-shaped protrusions and columnar protrusionsare inserted into strip-shaped grooves and columnar grooves correspondingly, the supporting rods are effectively limited and fixed into the circular inserting grooves, and therefore the conical flashing boards keep rain out for the whole airing rack, and wood products are prevented from being wetted by rainwater; a plurality of material placing plates are horizontally inserted between the two supporting plates, so that the lower ends of the material placing plates abut against movable limiting blocks, and after the movable limiting blocks are matched with rotating shafts on U-shaped connectors to rotate, sliding blocks are driven to move in sliding grooves and reset pressure springs are stretched till the two movable limiting blocks are inserted into two rectangular clamping grooves in the material placing plates correspondingly; and the material placing plates are effectively supported and fixed, and disassembly, assembly and storage are convenient.

The invention discloses a security and protection intelligent access control system based on the Internet of Things. The security and protection intelligent access control system comprises a base and a face recognition camera body. A fixing table is arranged at the upper end of the base, and the side wall of the front end, close to the fixing table, of the base is fixedly connected with a supporting block. According to the security and protection intelligent access control system, the face recognition camera body is arranged on the supporting block, abuts against strip-shaped slots and makes contact with the strip-shaped slots, and therefore clamping blocks can drive movable plates to move in rectangular openings and compress pressure springs, strip-shaped clamping blocks on the supporting blocks can be inserted into strip-shaped clamping grooves in the face recognition camera body, the face recognition camera body is effectively supported and fixed, and disassembly and repair are convenient; and a hydraulic cylinder in a strip-shaped groove is started through an infrared controller, and therefore the hydraulic cylinder can cooperate with a fixing plate to drive a protection piece to penetrate through the upper end of a shell of the face recognition camera body, the protection piece can be arranged in the mode of being right opposite to a screen of the face recognition camera body, and the dustproof and waterproof protection is effectively provided for the screen of the face recognition camera body.

The invention discloses a split wire arrangement device for communication optical fiber cables and a use method thereof. The split wire arrangement device comprises a base, a second supporting seat and a drum. One side of the upper end of the base is connected with the second supporting seat through a bolt, and the two ends of the upper end of the second supporting seat are connected with supporting frames through bolts. The drum is rotationally connected between the supporting frames. The drum is in slidably connected with a limiting ring, and the limiting ring is connected with a second fixed bolt through a thread. The split wire arrangement device has the advantages that the structure is novel and operation is convenient; the second supporting seat, the supporting frames, the drum, thelimiting ring and the second fixed bolt are arranged, and therefore the communication optical fiber cables can be effectively supported and fixed, multiple coils of communication optical fiber cablescan be placed on the drum, the capacity is large, and the use needs are met; and therefore the number of adopted devices can be reduced, the cleanliness of a mounting field is guaranteed, and the mounting efficiency is improved.