18results about How to "Simple installation and construction" patented technology

The invention relates to the technical field of rock-soil anchoring, in particular to an anchor rod based on a stress wave transmission and reflection theory and a preparation method and system thereof. Comprising the following steps: acquiring the acoustic longitudinal wave velocity and density of an anchored surrounding rock body, and calculating the wave impedance of the anchored surrounding rock body according to the acoustic longitudinal wave velocity and density; determining the wave impedance of the concrete mortar material according to the wave impedance of the anchoring surrounding rock body; the wave impedance required by the anchor rod is obtained based on the wave impedance of the concrete mortar material, and the anchor rod is prepared based on the wave impedance condition of the anchor rod. According to the method, the stress wave intensity transmitted by the stress waves is reduced, and then the stress wave incident intensity of the rear anchor rod body is reduced.

The utility model relates to the technical field of foundation bolt pre-embedding positioning, in particular to a concrete column foundation bolt pre-embedding positioning device, which is characterized in that a positioning cross beam and a leveling cross rod are vertically mounted, and are connected and mounted by adopting a sliding positioning component. The positioning cross beam can freely slide to a required position on the leveling cross rod and then is locked; an inverted-T-shaped mounting groove is formed in a positioning cross beam and penetrates through the top of the positioning cross beam, a bolt positioning assembly is mounted in the mounting groove, and the bolt positioning assembly is composed of a vertically-upwards-arranged bolt column and a positioning part located at the bottom of the bolt column and integrally formed and connected with the bolt column. The bolt column and the positioning part are hollow and penetrate from the top of the bolt column to the bottom of the positioning part; and the bolt column penetrates out of the top of the mounting groove, so that the embedded bolt is conveniently mounted on the bolt positioning assembly, and the embedding and positioning difficulty of the embedded bolt is reduced.

The utility model discloses a multi-core ultra-weak fiber bragg grating carbon fiber reinforcing rib and a fiber bragg grating sensing system, the reinforcing rib comprises a plurality of temperature-resistant optical fibers inscribed with ultra-weak fiber bragg grating sensing units, and the plurality of temperature-resistant optical fibers are axially distributed at equal intervals around the central axis of the reinforcing rib; the plurality of temperature-resistant optical fibers are wrapped and formed by carbon fiber bodies; the end part of the temperature-resistant optical fiber is provided with a sleeve which is partially led out, one part of the sleeve is led out together with the temperature-resistant optical fiber, and the other part of the sleeve is embedded in the reinforcing rib and is cured and formed. And the plurality of temperature-resistant optical fibers and the plurality of bundles of carbon fibers pre-impregnated with the phenolic resin are molded through hot pultrusion. The ultra-weak fiber bragg grating sensing system comprises ultra-weak fiber bragg grating carbon fiber reinforcing ribs implanted into a measured object, and the ultra-weak fiber bragg grating sensing system is connected with an ultra-weak fiber bragg grating analyzer and used for monitoring temperature, strain or spatial form. The reinforcing rib integrates the excellent performance of the carbon fiber and has the advantages of being high in strength, good in repeatability, easy to fuse with a large structure and the like.

The invention provides a railway point switch indication gap real-time monitoring system and a monitoring method thereof, and relates to the technical field of railway signals. The railway switch machine indication gap real-time monitoring system comprises a camera; the lower computer is used for acquiring the scale images, acquired by the image acquisition module, of the outer side of the switch machine on the indication rod, and the scale images of the outer side of the switch machine on the indication rod comprise standard position scale reading images and real-time scale images of the outer side of the switch machine on the indication rod; taking a scale image on an indication rod on the outer side of the switch machine when the reference position is positioned and the reference position is reversed as a standard position scale reading image, obtaining a standard position scale reading, obtaining a scale real-time reading, and calculating to obtain an actual gap offset; and the upper computer is used for receiving the actual gap offset and comparing the actual gap offset with a set threshold value. The system monitors the indication gap of the railway switch machine in real time so as to ensure normal operation of a railway signal system and safe passing of a train.

The invention relates to a cable penetrating sleeve suspension joint sealing and fixing device and a use method. According to the technical scheme, a first protective sleeve and a second protective sleeve are installed at the two ends of a copper pipe respectively, a cable core wire is installed in an inner cavity of the copper pipe, a sealing assembly is installed at one end of the outer wall of the copper pipe, a fixing assembly is installed at the other end of the outer wall of the copper pipe, the sealing assembly and the fixing assembly are in contact sealing with the inner wall of a sleeve suspension connector, and the lower end fixes the copper pipe. The cable has the beneficial effects that the adopted protective sleeve not only plays a role in sealing a gap between the cable core wire and the copper pipe, but also separates the cable core wire from the copper pipe, so that the problem of short circuit caused by exposure of a copper wire of the cable core wire due to contact abrasion between a lead layer of the cable core wire and the copper pipe caused by vibration during operation of an electric pump unit is prevented; the copper pipe protects and seals the cable core wire, the situation that the cable steel belt clip falls into a well and cuts the cable core wire is prevented, the taper sleeve and the semi-ring taper are pressed by the pressing screw pipe, the copper pipe is fixed and prevented from moving, the installation is simple in the construction process, and the sealing is reliable.

The utility model provides a compressor grounding assembly which comprises a grounding box, a grounding metal rod is fixedly installed in the grounding box, a ceramic plate is fixedly installed in the grounding box, a clamping groove is formed in the upper surface of the ceramic plate, a grounding plate is inserted in the clamping groove, and the grounding metal rod is fixedly installed in the grounding box. The upper surface of the grounding plate is provided with a through jack, and the interior of the jack is inserted into the top of the grounding metal rod. According to the utility model, one end of the grounding metal rod is provided with the grounding box and the ceramic plate, and the grounding plate and the nuts are fixed on the grounding metal rod and the ceramic plate, so that eight O-shaped grounding wires can be installed on the grounding box, and compressors in the same area can be connected to the same grounding box in a centralized manner; the grounding metal rod is simple to construct and install, centralized grounding is beneficial to later inspection and maintenance, the management capability of multiple groups of grounding wires is improved, and the labor intensity of maintenance is reduced.

The invention provides an elevator sterilizing, ventilating and air-conditioning system and an operation method thereof. The system comprises a power unit, a semiconductor air-conditioning unit, a sterilizing unit, a ventilating unit, a monitoring unit and a control display unit. According to the system, wind power generation is provided through elevator shaft piston wind and the chimney effect during elevator running, cold and heat supply is provided for air in an elevator shaft through the semiconductor refrigerating and heating technology, and meanwhile an elevator car sterilizing, ventilating and filtering device is provided. The invention further provides a method of the sterilizing, ventilating and air-conditioning system for the elevator, normal and efficient work of the system can be guaranteed, multiple functions of ventilating, sterilizing, refrigerating, heating and air conditioning are integrated, meanwhile, the running resistance of the elevator is effectively reduced, and the chimney effect in an elevator shaft can be effectively relieved. In addition, the user can sense real-time air quality data and the number of users of the elevator, the use requirements of the user can be conveniently adjusted, and the high engineering practice value is achieved.

The utility model relates to a transverse impedance multidirectional damping steel spring device which comprises a spring outer sleeve (1), a steel spring (5) and a spring inner sleeve, the spring inner sleeve comprises a spring inner sleeve cover (2) and a spring inner sleeve base (6), and a transverse impedance elastic body (3) for transverse limiting is arranged between the spring outer sleeve (1) and the spring inner sleeve base (6). Compared with the prior art, three-direction damping amplification is adopted, besides the main vibration isolation direction, the stability and vibration in the direction perpendicular to the main vibration isolation direction of the spring can be controlled, and meanwhile the problem that the spring is subjected to transverse shearing dynamic load to cause fatigue fracture and failure of the spring is solved; therefore, the transverse stability and reliability are improved, and the service life of parts is prolonged.

The invention discloses an assembly type glass curtain wall unit plate installation structure and a construction method, the assembly type glass curtain wall unit plate installation structure is arranged on a main body structure and comprises a plurality of curtain wall unit plates, curtain wall adapters are arranged on the outer vertical face of the main body structure, and the curtain wall unit plates are fixed to the outer vertical face of the main body structure through the curtain wall adapters; aluminum alloy stand column assemblies are arranged on the curtain wall unit plates, every two curtain wall unit plates which are adjacent left and right are connected through the corresponding aluminum alloy stand column assembly, the aluminum alloy stand column assemblies are connected with the curtain wall adapting pieces, aluminum alloy cross beam assemblies are arranged on the curtain wall unit plates, every two curtain wall unit plates which are adjacent up and down are connected through the corresponding aluminum alloy cross beam assemblies, and the aluminum alloy cross beam assemblies are connected with the curtain wall adapting pieces. The aluminum alloy cross beam assemblies are fixed between the two aluminum alloy stand column assemblies which are adjacent left and right, and the multiple curtain wall unit plate bodies jointly form the glass curtain wall. The connecting difficulty of the two adjacent curtain wall unit plates is reduced, the efficiency of installation and construction is improved, the sealing performance is guaranteed, and the installation quality of the curtain wall unit plates is improved.

The invention provides a variable-friction-coefficient sliding limiting seismic isolation support and an operation method thereof. The variable-friction-coefficient sliding limiting seismic isolation support comprises an upper cover plate and a lower connecting plate, and an upper connecting hole is formed in the top of the upper cover plate and used for being connected with an upper structure of the upper cover plate; the lower connecting plate is provided with a bolt hole used for being connected with a lower structure of the lower connecting plate. Variable friction coefficient layers are arranged on the opposite sides of the upper cover plate and the lower connecting plate and comprise two areas with obvious friction coefficient difference, namely a low friction coefficient material area 1 and a low friction coefficient material area 2 surrounding the periphery of the low friction coefficient material area 1; the friction coefficient of the first low-friction-coefficient material area is smaller than that of the second low-friction-coefficient material area. The sliding block is located between the upper cover plate and the lower connecting plate, and the upper surface and the lower surface of the sliding block are each provided with a low-friction-coefficient material layer; and a limiting layer. The support is simple in structure, low in manufacturing cost, convenient to construct and install and wide in application prospect.

The utility model discloses a kind of reinforcing structures between steel structure factory building beam column steel frame, including the inclined brace component being arranged between existing steel column and existing steel frame beam, inclined brace component includes inclined brace rod, and column connecting plate and beam connecting plate being arranged at both ends, column connecting plate connects the existing steel column, and beam connecting plate connects the existing steel frame beam;Existing steel column is provided with column reinforcing plate in the region of connecting the column connecting plate, and existing steel frame beam is provided with beam reinforcing plate in the region of connecting the beam connecting plate;Adjacent the existing steel column between being arranged at factory building side wall is further provided with detachable intercolumnar rigid tie rod, and the setting height of the intercolumnar rigid tie rod is not lower than the height of column connecting plate at the position. Through the above setting, the safety and stability of the roof truss beam can be better ensured, the roof permanent load can be increased, the overall structure is simple, and the original structure does not need to be disassembled or adjusted, so the installation and construction are easy.

The utility model relates to a photovoltaic power generation panel fixing device for a steel structure roof. The steel structure roof comprises purlines arranged on the top face of a steel structure house body. Profiled steel sheets are laid on the top surfaces of the purlines; a vapor barrier is arranged on the top surface of the profiled steel sheet; a waterproof layer covers the top surface of the vapor-proof layer; a thermal insulation layer is filled between the vapor-proof layer and the waterproof layer; the device further comprises at least two supporting assemblies. Each supporting assembly comprises at least one first supporting column and at least one second supporting column. One ends of the first supporting columns and the second supporting columns penetrate through the waterproof layer, the heat preservation layer and the vapor barrier layer and are arranged in the grooves of the profiled steel sheet in a staggered mode; first supporting rods are arranged between the other ends of the first supporting columns and the other ends of the second supporting columns of the adjacent supporting assemblies; a second supporting rod is arranged between the other ends of the first supporting column and the second supporting column of each supporting assembly. The first supporting rod and the second supporting rod are of a latticed structure and are used for placing a photovoltaic power generation panel. The device has the advantages of being stable in structure, easy to install and construct, low in cost and the like.

The invention relates to a movable detection device and method for the gauge of a heavy haul railway. A detection assembly a and / or a detection assembly b with the same structure are / is arranged below a frame body; walking wheel parts walking on the track parts are arranged on the two sides of the frame body. The detection assembly a and / or the detection assembly b comprise / comprises a transverse connecting part; moving devices are arranged at the two ends of the transverse connecting part; a fixing device is arranged on the moving device; a transceiver assembly is arranged on the fixing device; the transceiver assembly comprises a transceiver A and a transceiver B which are arranged at the two ends of the transverse connecting part and are matched correspondingly. The device is reasonable in design, compact in structure and convenient to use.

The utility model relates to the technical field of photovoltaic power generation, in particular to a photovoltaic support construction device which comprises a base and a moving assembly, a lifting assembly is arranged above the moving assembly, and an overturning assembly is arranged above the lifting assembly. The overturning assembly comprises a bracket, an overturning plate and two oil cylinders I, and a carrying table is arranged on the overturning plate; an upper row of limiting pieces and a lower row of limiting pieces used for fixing the edges of photovoltaic panels are arranged on the front face of the carrying table, each row of limiting pieces comprises a plurality of first check blocks and two second check blocks located on the outermost sides of the first check blocks, the first check blocks are each in an inverted T shape, the second check blocks are each in an L shape, and the bottom faces of the first check blocks and the second check blocks in the upper row are inclined faces; four rows of upper and lower clamping plates are further arranged on the front side of the carrying table, one end of each clamping plate is bent upwards to form a hook part, and the other end of each clamping plate penetrates through the corresponding sliding groove and then is connected with a driving set. According to the utility model, the photovoltaic panel is assembled on the platform deck, then the purline and the supporting assembly are installed in sequence, and the whole is assembled with the pipe pile, so that construction and installation are easy.

The invention discloses an oil casing anti-corrosion short section which comprises an anti-corrosion barrel, a plurality of spring pieces are arranged at one end of the anti-corrosion barrel, one ends of the spring pieces are arranged in the circumferential direction of the anti-corrosion barrel, and an anti-corrosion cylindrical ball is correspondingly arranged at the other end of each spring piece. The device is easy to install, does not need to be maintained, and can protect the oil pipe and the sleeve from corrosion at the same time.

The invention discloses a self-stabilizing storm-resistant hidden ocean comprehensive service platform, which belongs to the technical field of ocean platforms, comprises a total platform, a plurality of cubic trusses, a water pressure system, a wave-resistant frame and a mooring system, and is characterized in that a plurality of independent unit floating platforms are fixed by the cubic trusses to form the total platform, and the water pressure system provides supporting force for the platform; a plurality of wave-resistant frames are hung on the periphery of the platform to protect the platform, and the mooring system anchors the total platform to the sea surface. The platform has the functions of self-stabilization, wind wave resistance and hiding, can absorb wave energy and convert the wave energy into electric energy, is large in space capacity, is provided with the electric energy and a fresh water storage cabin, can be used for installing wind power and sea water desalination equipment, can be used for carrying communication and detection equipment, can also be used for hanging and hiding military facilities, and can provide material and energy supply for surface ships and underwater vehicles; the system provides convenience for remote and remote Xinjiang staffs, and can also be used in civil aspects such as deep-sea culture, marine resource development, marine tourism and the like.

The embodiment of the present invention provides an alternating composite cable dome structure and an implementation method thereof, including: a support assembly, a cable assembly and an external pressure rigid ring beam; the support assembly includes: a central strut, equal-height double struts, a single strut, unequal-height double struts and a horizontal pressure bar, wherein the equal-height double struts, the single struts and the unequal-height double struts are arranged in sequence from the center of the cable dome to the outermost circle of the cable dome in each frame; the cable assembly includes: a ridge cable assembly, a ring cable assembly, an inclined cable assembly and an externally pulled inclined cable assembly, wherein the inclined cable assembly is arranged in sequence from the center of the cable dome to the outermost circle of the cable dome in each frame. The embodiment of the present invention provides an alternating composite cable dome structure, wherein the unequal-height double struts and the horizontal pressure bar are connected end to end to form a closed strut ring, and the struts, the ridge cables and the inclined cables form a tetrahedron structure, thereby improving the geometric stability of the cable dome structure, and the number of components is small, which is easy to construct, install and tension, reduces construction costs, and has good comprehensive economic benefits.

The utility model discloses a liquefied gas collecting device of a reciprocating piston type compressor, which comprises a nitrogen pipeline, nitrogen is introduced into the nitrogen pipeline, one end of the nitrogen pipeline is communicated with a flare gas pipeline, and a pressure gauge, a first Y-shaped filter, a first stop valve, a Venturi tube and a second stop valve are sequentially arranged on the nitrogen pipeline. An inlet of the Venturi tube is communicated with a liquefied gas leakage structure. The liquefied gas collecting device of the reciprocating piston type compressor is simple in structure and convenient to use, nitrogen serves as a vacuum generating gas source, leaked gas is led to a negative pressure opening of the Venturi tube through a pipeline, then an outlet of the Venturi tube is led to a flare gas pipeline, and finally the leaked gas is discharged to a flare to be incinerated, so that fire disasters caused by liquefied gas leakage are avoided.