174results about How to "Does not affect structural strength" patented technology

The invention relates to a house construction building structure module, a house and a method for constructing the same, and belongs to the technical field of prefabricated buildings. The house construction building structure module is of an integral structure formed by means of integral pouring prefabrication in factories and at least comprises a bottom surface, a left side surface, a top surfaceand a right side surface. The bottom surface, the left side surface, the top surface and the right side surface are sequentially connected with one another, and cavities are enclosed by the bottom surface, the left side surface, the top surface and the right side surface; the length of the house construction building structure module is the size of the house construction building structure modulealong the left-right directions, the width of the house construction building structure module is the size of the house construction building structure module along the front-rear directions, the height of the house construction building structure module is the size of the house construction building structure module along the up-down directions, and the length of the house construction buildingstructure module is larger than the width of the house construction building structure module; the design depth of the house is divided into a plurality of units in the width direction of the house construction building structure module according to restriction sizes not larger than the transport widths, and the sizes of the width of the house construction building structure module are the sizes of the widths of the divided units. The house construction building structure module, the house and the method have the advantages that use spaces of the house can be expanded by the house constructionbuilding structure module under the condition that the requirements of the transport sizes are met, and accordingly the limitation on the use spaces of the house due to the transport sizes can be broken.

Provided are an antenna device, a piece of electronic equipment including the antenna device and a method for setting the antenna device. The antenna device comprises a radiation part which is formed with an all-metal frame of the electronic equipment and used for radiating and receiving antenna signals via a gap between the all-metal frame and a main circuit board of the electronic equipment, a first feeding end which is disposed in a first position of the all-metal frame and used for electrically connecting the radiating part to a first signal transceiver of the electronic equipment, a first grounding end which is disposed in a second position of the all-metal frame and used for being connected to the ground, and a second grounding end which is disposed in a third position of the all-metal frame and used for being connected to the ground, wherein the third position is different from the first position and the second position, and the first position is located between the second position and the third position. According to the technical scheme of the embodiment of the invention, the antenna does not influence the appearance design and structural strength of the electronic equipment, and occupies less space.

The invention discloses an underwater topography matching navigation system based on an acoustics Doppler log. The system comprises the multi-beam comprehensive Doppler log, a differential global positioning system, a platform compass, a data collecting module and a submarine topography matching module. The multi-beam comprehensive Doppler log, the differential global positioning system, the platform compass and the submarine topography matching module are connected with the data collecting module. The multi-beam comprehensive Doppler log has the advantages of being provided with more measure points, and being full in coverage and high in precision, and can reflect the fluctuation change condition of underwater topography more accurately and comprehensively. The multi-beam comprehensive Doppler log is matched with the submarine topography matching module to form the underwater topography matching navigation system based on the acoustics Doppler log. Compared with a traditional underwater topography navigation system, the system is free from time limitation, and can ensure the accuracy of real-time navigation information in the long-time navigation process.

The invention discloses lightweight high-strength concrete and a preparation method thereof. The lightweight high-strength concrete comprises the following components by weight: 550-650 parts of Portland cement, 120-150 parts of pumice stone, 100-150 parts of expanded perlite, 90-110 parts of fly ash, 75-80 parts of glass beads, 10-25 parts of methyl silicone oil and 110-130 parts of water. The lightweight high-strength concrete has the beneficial effect of high structural strength.

The invention discloses a preparation method of a bicycle wheel rim. A core mould is molded in a containing space enclosed by a wheel rim preprofiling product and two supporting parts, and then is placed in a mould and heated to obtain a wheel rim finished product. The core mould adopts heat shrinkable materials to support the wheel rim preprofiling product to be heated and solidified so as to have a set body; then, high-temperature contraction volume core mould is taken out to help the wheel rim finished product to easily separate from the mould; the core mould can be a thermal expansion material; more thermal expansion materials are utilized to scrabble into the body which accords with the wheel rim preprofiling product and is surrounded by two supporting parts; and the body is expanded by being heated to be matched with the mould to support the wheel rim preprofiling product to be heated and solidified into the set body, thus helping the wheel rim finished product to easily separate from the mould, and taking out thermal expansion materials.

The invention discloses a coke oven coal leveling bar with a pressing device. A plurality of clapboards are fixedly arranged between two side plates; a rolling piece is arranged between two clapboards; the two end shafts of the rolling piece are connected with crank arms and connected with a connecting bar through the crank arms; and a transmission bar is connected with the connecting bar through a rotating shaft and connected with an actuator through a hydraulic bar. The coke oven coal leveling bar has the obvious advantages that the density of a coal cake can be increased, the coke yield of a single oven is increased, and pressing force and pressing depth can be adjusted.

The invention discloses a solid and liquid separator for materials. The solid and liquid separator comprises a frame, press plates, filter plates, a push-and-pull locking mechanism, a filter cloth mechanism, a filter cloth regeneration mechanism and a cleaning mechanism which are arranged on the frame, wherein the press plates and the filter plates are arranged on the frame in a sliding way alternately, and are matched to extrude a material, so that solid and liquid of the material can be separated; the push-and-pull locking mechanism is used for locking, pushing away all the press plates and filter plates, so that solid-liquid separation operation can be performed, or the material can be discharged; the filter cloth mechanism is used for separating solid and liquid of the material when the material is extruded; the filter cloth regeneration mechanism is used for washing to regenerate the filter cloth after the material is discharged; the cleaning mechanism is used for cleaning the material attached to the separator after solid and liquid of the material are separated. The solid and liquid separator has the characteristics of reasonable design, high structure strength, convenience in operation, complete solid and liquid separation, high separation efficiency, convenience in cleaning, long service life, log maintenance frequency, high reliability, strong practicality and the like, and is beneficial for greatly increasing production benefit of enterprises.

The invention discloses a connecting and sealing device comprising a shell and a spraying pipe connected with the shell. An assembling groove is formed in the inner wall of the shell; the spraying pipe is provided with an assembling step matched with the assembling groove; a clamping groove is further formed in the shell and is internally provided with a snap ring matched with the clamping groove; and part of the snap ring is installed in the clamping groove, and part of the snap ring is tightly clamped to the spraying pipe. The device is complete in function and convenient to operate and has high universality. At present, the device has been applied to many products, many experiments are successfully completed, a good effect is achieved, the assembling problem of a spraying pipe of a small-diameter solid rocket engine can be solved, and the purposes of reducing the structural mass and improving the assembling efficiency are achieved.

The invention relates to a locking and anti-loosing mechanism of a cutting tool used for a cutting machine, which is characterized in that: one end inside a pull rod (3) and connected with a sliding sleeve (4) is provided with a cylindrical cone hole (13) with a large caliber facing outwards; the cone hole port is provided with a steel ball (5) tangent with the cone hole; an anti-loosing bolt (6) withstanding the steel ball is arranged closely to the steel ball. The mechanism can lock a knife handle stably on a broach mechanism and can effectively prevent the cutting tool from getting loose; furthermore, the mechanism has the advantages of compact structure, relatively simple production and installation and can be widely applied to high speed rotating shaft systems.

The invention discloses a cabinet air conditioner and an air outlet control method thereof, wherein the cabinet air conditioner comprises a housing, a positive air outlet structure and a top air outlet structure; the housing is cylindrical; at least one flue is formed in the housing; a fan and a heat exchanger are mounted in the flue; the positive air outlet structure is fixedly arranged in the housing, is positioned above the fan, and is equipped with a front air outlet; the top air outlet structure is arranged at the upper end of the housing and is equipped with a top air outlet; the top air outlet structure is connected with a first rotary structure; the first rotary structure drives the top air outlet structure to rotate; the positive air outlet and the top air outlet are positioned at the air outlet side of the housing while being in an air outlet state; an air inlet structure is arranged at the air inlet side of the housing; the air outlet structure is positioned at the lower end of the housing; and an angle alpha surrounding the circumferential direction of the housing is greater than or equal to 120 degrees, and smaller than or equal to 180 degrees. According to the technical scheme adopted by the invention, the temperature of indoor air effectively and quickly reaches a set temperature; and meanwhile, heat exchange efficiency is strengthened, so that the cabinet air conditioner is more convenient to mount.

The invention discloses a display device, a display device assembling method and a display device dismounting device. The display device includes a backlight module, a panel module, a rubber body and a wire material. The panel module is arranged on the backlight module. The rubber body is used for bonding the backlight module and the panel module. The wire material is wrapped with the rubber body partly. The display device in the invention can avoid damaging the panel module and / or the backlight module in a process of separating the panel module and the backlight module. And abundant wire material exposed on other positions than a bonding position between the panel module and the backlight module can be removed. And the proper structural strength is not influence after the display device is re-assembled.

The invention provides an electronic device which comprises a display screen, a metal front shell, a non-metal rear shell and a back cover, a fingerprint mounting hole is formed in a frame of the rearshell, two fixing columns are arranged on the inner wall of the frame, and the two fixing columns are located on the two sides of the fingerprint mounting hole in the length direction respectively. Aboss, facing the fingerprint mounting hole, of the front shell is provided with a key switch, the fingerprint recognition device comprises a fingerprint module, a flexible circuit board, a reinforcing part and an elastic part, the fingerprint module is arranged in the fingerprint mounting hole, the outer surface of the fingerprint module is exposed out of the fingerprint mounting hole, and one end of the flexible circuit board is connected between the fingerprint module and the reinforcing part. One end of the flexible circuit board is electrically connected with a main board. The elastic part is connected to one side, facing the key switch, of the reinforcing part, and two fixing parts are arranged at two ends of the elastic part and connected to the two fixing columns respectively. Provided is the electronic device so that a fingerprint recognition device can be installed on the side edge of the electronic device.

The invention relates to an electric bicycle frame capable of hiding a battery in a middle tube. The electric bicycle frame comprises a frame main body, a battery and an enclosing piece, wherein the frame main body is provided with a middle tube; a chamber is formed inside the middle tube by hollowing, and is provided with an opening at the top end of the middle tube; the battery is accommodated in the chamber of the frame main body; and the enclosing piece is arranged at the top end of the middle tube of the frame main body, and is used for enclosing the opening of the chamber. According to the invention, the battery of the electric bicycle can be completely hidden in the chamber, so that the electric bicycle frame is attractive, the service life of the battery is prolonged, and the structural intensity of the frame body is not influenced.

The invention discloses a novel antenna test robot of two degrees of freedom with phase center unchanged, and belongs to the field of conventional antenna test. The antenna test robot of two degrees of freedom is characterized by comprising an orientation motion module arranged on a main support (1), a pitching motion module and a compensating motion module, wherein the orientation motion module is used for adjusting an antenna polarizing angle, the pitching motion module is used for adjusting an antenna pitching angle, and the compensating motion module is used for making up for antenna phase center deviation produced in the pitching motion to keep the position of the antenna phase center unchanged. Except for an electromotor and a sensor of the antenna test robot of two degrees of freedom, all the other parts of the antenna test robot of two degrees of freedom are made of nonmetallic composite materials of epoxy resin, ceramic bearings, nylon screws and the like, and so that disturbance of antenna test is small. When the antenna test robot of two degrees of freedom is used in the antenna test, no microwave absorbing device is required to be arranged on the periphery of the device, and the robot is suitable for application occasion with a high testing requirement of antenna performance.

The disclosed organic electroluminescence (OEL) device comprises: a substrate including at least one first concave area near its edge; at least one OEL element, including a first electrode, at least one organic function layer, and a second electrode; and a package unit including a cover plate and the adhesive, wherein the adhesive is partial accommodated in the first concave area to connect the cover plate and substrate. The corresponding preparation method comprises: in turns, preparing the OEL element and the concave area, and packing the product.

The invention relates to the field of coatings, and provides high-conductivity weldable pre-coating primer based on a conductive composite material and a preparing method thereof. The problem that when a pre-coating primer coating of a pre-coating primer product in the prior art is not removed, electric resistance welding and plasma welding functions cannot be achieved is solved. The high-conductivity weldable pre-coating primer is composed of a first component and a second component, wherein the first component is prepared from, by weight, 2-10 parts of epoxy resin, 10-15 parts of a solvent,0.1-1 part of a dispersing agent, 50-90 parts of metallic conductive powder, 0.01-1 part of nonmetallic conductive powder, 1-3 parts of a rheological additive, 0.1-1 part of an antifoaming agent and 0.5-1 part of an adhesion promoter, and the second component is prepared from, by weight, 30-80 parts of a polyamine curing agent and 20-70 parts of a solvent.

The invention discloses a fixing structure for a mobile phone touch screen, which comprises a plastic body, a metal frame, a display, a mobile phone rear cover and the touch screen. The one-step formed plastic body is bonded with the touch screen through adhesive in dimension tolerance close-fitting mode so that the whole touch screen is contacted with the plastic body to achieve shock absorption effect. The plastic body is fixed with the metal frame in dimension tolerance close-fitting mode after being bonded with the touch screen. Thus, the fixing structure for the mobile phone screen can not only improve the fixing strength of the touch screen but also provide good sealing effect, and the cost of the one-step formed plastic body is much lower than that of the metal frame. Compared with metal materials, plastic materials are environment-friendly and low in cost, and used materials can be recycled in classification, thereby relieving metal pollution and avoiding waste of the metal materials as mass consumption products like mobile phones.

The invention discloses an assembly structure. The structure comprises multiple first assembly units, each first assembly unit comprises a main part and connecting parts, the contour shape of the cross section of each main part is a 6n polygon with at least two unequal side edge lengths, the opposite side edges of the projection, in the axis direction, of each main part are parallel, and n is a positive integer; the connecting parts are arranged on the all side edges of the main parts; the connecting parts on the side edges can be in sliding fit connection with the connecting parts of the adjacent first assembly unit, and the sliding direction of the connecting parts is the same with the extension direction of the side edges where the connecting parts are located. According to the assemblystructure, the assembly units are connected and disassembled through the sliding fit manner, after assembly is finished, detaching cannot be achieved under the natural condition, the higher reliability is achieved, in addition, after assembly is finished, connection of a certain position fails, and the whole structure strength cannot be affected; according to the assembly structure, the assemblyprocess is simple, extra connecting parts are not needed, and the cost is low.

The invention designs a multi-degrees-of-freedom phase center robot with an adjustable phase center, which belongs to the field of conventional antenna test. The multi-degrees-of-freedom phase center robot is characterized in that an antenna bracket (1) can rotate around an own axis O-O1; the position of an antenna phase center (O) in a three-dimensional space and the degree of an antenna pitch angle (theta1) can be controlled by adjusting the rotation angles theta2, theta3 and theta4 of a manipulator; lower arms (4) of the robot can rotate around a vertical rotating shaft (5); and an antenna direction can be adjusted optionally in a lower semispherical space (6) in which the phase center (O) is taken as a circle center and the length of the antenna bracket is taken as a radius. In the entire structure of the robot, all parts except a joint driving motor and a sensor are made of a non-metallic composite material. The multi-degrees-of-freedom phase center robot has small interference on antenna testing, is provided with an adjustable antenna phase center, and is suitable for the application field which has comprehensive testing requirements on antenna performance.

The invention discloses a high-strength aviation impact-resistant anti-vibration shielding cabinet, and relates to the technical field of aviation shielding cabinet equipment. The cabinet comprises two parallel side plates (1) and a rectangular frame (2), and the rectangular frame (2) is installed between the two parallel side plates (1) in a parallel manner. The rectangular frame (2) comprises a sealing cross beam (3) and a reinforcing vertical beam (4), which are connected through a riveting block to form the rectangular frame (2). The sealing cross beam (3) comprises a cross beam main body (31), and the cross beam main body (31) is provided with a circular bottom hole (32) for installing a steel wire thread sleeve, a flat hole (33) for installing a riveting block (5), a irregularly-shaped hole (34) for installing a nut bar (6), wherein the irregularly-shaped hole (34) is located at an inner side of the cross beam main body (31). The cabinet is advantageous in that the cabinet guarantees the overall strength of the cross beam main body (3) and the reinforcing vertical beam, and improves the work stability.

The invention discloses a retarder for magnesium phosphate cement and a use method of the retarder. The retarder for the magnesium phosphate cement is prepared from the following materials in parts by weight: 23 to 48 parts of borax, 27 to 38 parts of magnesium sulfate heptahydrate and 1 to 6 parts of sodium acetate trihydrate. According to the invention, multiple retarding technologies are combined for use, a retarding effect is obvious, and the retarding effect is easy to adjust and controllable; the retarder is simple and practical, additional facility or measure cost is not increased, and construction management difficulty is not increased; safety and reliability are achieved, ions (such as chloride ions) harmful to a concrete matrix are not introduced, and structural strength and durability are not affected; and the retarder is high in applicability, can be introduced into magnesium phosphate cement paste, magnesium phosphate mortar and magnesium phosphate concrete for use, and is stable in effect.

The invention discloses a full thread screw structure with a mother hole at an end, which comprises a screw body, the screw body consists of a rod body and an end body, a head end of the rod body is radially provided with a consecutive external thread body with the structure of an external concavo convex tooth socket body, and the screw thread axial length of the external thread body is equal to the length of the rod body; The end of the screw body is radially provided with a consecutive internal thread body with the structure of the internal concavo convex tooth groove socket mother hole, and the length of the internal thread body is equal to the length of the end body at least; the proposal of adopting screw hole with internal concavo parts arranged at the end features novelty structure and convenient manufacturing; the concavo screw hole has a proper pore diameter, can keep the performance of the original screw body, increase new rear end output connection methods, and does not influence the structure strength of the original screw body; the screw hole can be made into thread methods with different specifications so as to meet different connection methods such as: metric screw thread, inch screw thread, U.S. standard screw thread and the like.

The invention relates to an improved gear which comprises a gear body with a shaft hole, wherein a cavity is processed at the inner part of the gear body; the cavity is round; spoke strips are arranged in the cavity, and are used for connecting the shaft hole with the gear body to enhance the structural strength. The structure is reasonable, and through the arrangement of the cavity and the spoke strips, and under the premise without influencing the structural strength, the material is saved, and the cost is reduced.

The invention relates to a tailor-welded type aluminum alloy module tray and a battery pack. The tailor-welded aluminum alloy module tray comprises two fixed beams and a plurality of beams; two fixedbeams are arranged in parallel and connected with a battery box body; two ends of each beam are respectively welded on two fixed beams; the fixed beams and the beams are molded through an extrusion mold by adopting aluminum alloy material and are in tailor-welded connection. The tailor-welded type aluminum alloy module tray disclosed by the invention is formed by performing the tailor-welded on the parts molded through the extrusion mold by adopting the aluminum alloy material; the mold is cheap and easy to acquire; the development cots is reduced, the production efficiency is high, the tray can be suitable for the large-scale production demand, and the economic benefit is increased.

The invention relates to a whole angle adjusting mechanism of a seat. A gas spring and a lifting mechanism are combined so as to achieve whole angle adjustment of the seat. The gas spring and the lifting mechanism are arranged in parallel. The lifting mechanism comprises a locking tooth plate, a locking pin, a spring, pin teeth and tooth grooves, wherein the plurality of tooth grooves are formed in the locking tooth plate; the pin teeth which correspond to the tooth grooves are disposed at one end of the locking pin; the spring is disposed at the other end of the locking pin in a sleeving modeso as to provide pre-tightening force for the locking pin; the end of the locking pin is connected with a steal cable; the locking pin is put on a base to be matched and connected with the base; andthe steel cable is pulled tightly or loosened, the pin teeth at the front end of the locking pin are engaged with or disengaged from the tooth grooves so as to achieve locking or unlocking. The wholeangle adjusting mechanism has the advantages of being simple in structure, good in strength and stability and convenient to install.

The invention discloses a method for keeping the roundness of a pressure steel pipe in a concrete backfilling process, and belongs to the technical field of pressure steel pipe construction. The method comprises the following steps: before concrete backfilling, a keeping device is put into the pressure steel pipe, keeping hydraulic cylinders on two sides are driven to synchronously contract by a PLC (Programmable Logic Controller) control system, and moving end plates on two sides are driven to approach by the keeping hydraulic cylinders, the movable end plates push a supporting plate to expand outwards through a diagonal draw bar, so that the supporting plate is in contact with the inner wall of the pressure pipeline; and the PLC control system control the keeping hydraulic cylinders to contract to drive the supporting plate to apply pressure to the inner wall of the pressure pipeline, the pressure borne by the outer wall of the pressure pipeline is balanced, the roundness of the pressure pipeline is guaranteed, deformation of the pressure pipeline is effectively avoided, and the pressure applying amplitude of the supporting plate to the pressure pipeline is controlled by sensing the change of the oil pressure of the inner cavity of a movable supporting hydraulic cylinder, the arrangement of a stroke sensor on the keeping device is reduced, so that the keeping device is simpler in structure and higher in use stability.

The invention relates to a method for surface decoration treatment of titanium and titanium alloy. After a titanium or titanium alloy product is mechanically polished on the surface, a high-temperature treatment step under atmosphere control is carried out, an appropriate time is maintained under the recrystallization temperature range of different atmospheres, and finally the surface of the titanium and titanium alloy shows a raised texture of coarse grains and beautiful crystal patterns visible to the naked eyes, can reflect light from many angles, and achieves a similar artificial diamond flash effect. However, the titanium and titanium alloy products on the base still maintain the relative relationship between size and shape, and the structural strength of the products cannot be affected. The method only needs to control the atmosphere condition, vacuum degree, heating temperature and holding time, and can realize the scale of economic mass production and the process without chemical pollution.

The invention provides an experimental device and method for simulating the impact effect of a falling object on a buried pipe cable. The experimental device is composed of a simulation water tank, asoil box, a ship movement and falling object throwing system, a pipe cable model, a measurement system, a control host and a synchronizer. The impact process of the ship in a motion state on the buried pipe cable during emergency anchor dropping can be simulated; the impact instantaneous process is captured; the generated data is analyzed and researched; and an optical fiber strain sensor and a miniature pressure sensor are adopted. Compared with a traditional mode, the appearance size, the structural strength and the mechanical property of the pipe cable are not influenced; meanwhile, a synchronizer is adopted for controlling strain measurement, impact force measurement, falling object speed measurement and a soil body measurement instrument, synchronous measurement and recording of all physical parameters are achieved, and revealing and analyzing of the impact process and the pipe and cable damage mechanism are facilitated.

The present invention provides a wireless electronic communication device comprising: a metal frame; at least one antenna disposed on the metal frame, wherein each antenna corresponds to at least oneopen slot, the open slot is disposed in the length direction of the first side wall of the metal frame, and the extending distance of the open slot on the first sidewall is less than the length of thefirst sidewall; and a feed structure disposed on the metal frame. By disposing the open slot in the metal frame, the structural strength and the reliability of the overall frame of a wireless electronic communication device can be improved. More open slots can be disposed on the side surface of the metal frame and are not exposed at the appearance surface of the product. The complete appearance metal frame design can be achieved, and the structural design of multiple antennas can be ensured without affecting the structural strength and appearance. In addition, the wireless electronic communication device can improve the wireless communication experience when a user holds the wireless electronic communication device or has a call performed close to the head, and improves the safety standard compliance of the human body with the absorption of radiation energy.