32results about How to "Meet load-bearing needs" patented technology

The invention discloses a bamboo composite comprehensive pipe rack capable of containing various types of pipelines. A supporting member comprising a plurality of supporting units which are distributed along the axial direction of the pipe rack is embedded into the bamboo composite comprehensive pipe rack; each supporting unit comprises a bearing steel ring and a framework assembly; each frameworkassembly comprises a horizontal supporting beam, vertical supporting columns and horizontal transverse beams, wherein the horizontal transverse beams are horizontally arranged and the vertical supporting columns comprise two main supporting columns and a plurality of secondary supporting columns; the two supporting columns are vertically distributed between each steel ring and the corresponding horizontal supporting beam; each horizontal supporting beam is horizontally distributed between the corresponding main supporting columns and each bearing steel ring; the secondary supporting columns are arranged between the upper and lower horizontal transverse beams; a plurality of cabins for distributing different pipelines are formed by the main supporting columns, the secondary supporting columns, the horizontal transverse beams and the horizontal supporting beams; the clear distance between four sides of the cabins and the pipelines is greater than or equal to 200mm; when the pipe rack ispaved, two pipe racks are symmetrically arrayed at two sides relative to the central line of a road; and the height from the top surface to a road surface is greater than or equal to 1m. The bamboo composite comprehensive pipe rack disclosed by the invention has the advantages of simple structure, convenience for construction, low construction cost and the like.

The present invention relate to a distal tibial prosthesis including a distal base and a distal handle, the distal handle comprises a bearing part and a bone trabecular structure layer A arranged on the outer surface of the bearing part, the upper end of the bearing part is connected with the bottom surface of the distal abutment, the top surface of the distal abutment is provided with an anti-rotation table, the top surface of the anti-rotation table is provided with an outer cone, the cross section of the distal handle is elliptical, and the outer surface of the bottom of the distal abutmentis provided with a bone trabecular structure layer B. As the distal handle of the invention is divided into a bearing weight part and a surface bone trabecular structure, the bearing weight part canmeet the load-bearing requirement and promote bone growth, thereby achieving medium-and long-term stability; the cross section of the distal stem is elliptical, which can increase the contact area between the distal tibial medullary cavity and the prosthesis surface, and also can prevent the prosthesis from rotating. It can achieve the initial stability without screw fixation, greatly shorten theoperation time and reduce the difficulty of operation. It can solve the problems of aseptic loosening, initial interface healing and periprosthetic fracture when the distal fixation length of cement tibial shaft prosthesis is insufficient.

The invention discloses an equipment base adjusting device which comprises a screw rod and a base, and further comprises supporting stand columns, a short pipe and a supporting bottom plate. A throughhole is formed in the center of the supporting bottom plate; the upper end of the through hole is fixedly connected with the short pipe; the supporting stand columns are fixedly connected to the twosides of the upper end of the supporting bottom plate; internal threads are arranged on the inner side of the short pipe; a limiting ring is arranged in the center of the upper end of the base; the lower end of the screw rod is arranged in the limiting ring; and the upper end of the screw rod penetrates through the through hole and is in threaded connection with the short pipe. The equipment baseadjusting device provided by the invention is high in bearing capacity, reliable to use, long in service life, capable of effectively saving the maintenance cost and guaranteeing the bearing stress performance of associated equipment, wide in application range, capable of meeting the bearing requirements of light and heavy equipment with general sizes, high in practicality, convenient to adjust, and low in requirement for adjusting using tools.

The invention relates to the technical field of storage equipment, in particular to a shelf device and a locker. The shelf device includes a shelf body; a support frame, the support frame includes a lead screw and a connecting bracket, the lead screw is fixedly connected to the connection bracket; a drive assembly, the drive assembly is connected to the shelf body, the drive assembly includes a drive member and a screw sleeve, and the drive member It is dynamically coupled with the screw sleeve, and the screw sleeve is threaded with the lead screw. The shelf device can realize the independent adjustment of multiple shelf bodies only by arranging a set of lead screws, which not only saves the cost, but also is convenient for installation, beautiful and simple. Moreover, no matter whether the shelf body is in a moving state or a fixed state, it is threadedly connected to the lead screw through the screw sleeve. Therefore, under the joint constraints of the external thread of the lead screw and the internal thread of the screw sleeve, the shelf body does not It will slide down due to load-bearing or self-weight, which meets the load-bearing requirements of the shelf body. In addition, since the drive assembly is connected to the shelf body, the installation space of the drive assembly can be saved.

The invention discloses a building suspended ceiling installation structure. The building suspended ceiling installation structure comprises a plurality of clamping-tooth keels connected to a ceiling through wall connecting pieces, wherein buckling boards are clamped on the clamping-tooth keels, and each wall connecting piece comprises an expansion pipe, a core rod and a lifting assembly. The expansion pipes are embedded into installing holes formed in the ceiling, and each lifting assembly comprises a lifting insertion pipe, a first movable part, a second movable part and a third movable part. The third movable part is composed of a limiting end head, a screw, a locking nut and a second convex lug, and the top surfaces of the clamping-tooth keels are limited between the limiting end heads and the locking nuts after locking through the locking nuts. The building suspended ceiling installation structure has the advantages that the wall connecting pieces are embedded into the ceiling, so that the distances between the ceiling and the buckling boards are obviously shortened, and especially hanging rods and main keels are omitted compared with the prior art. In addition, the wall connecting pieces have height adjusting and tensioning functions, so that the building suspended ceiling installation structure is firm and is suitable for existing domestic residences. The invention further discloses a construction method of the building suspended ceiling installation structure.

The invention discloses a reconstruction method for a large-span tied arch bridge based on a bridge hydraulic jacking system. The reconstructed bridge includes a main bridge and two approach bridges; when reconstructing the reconstructed bridge, the steps include: step 1: lifting the bridge And the construction of the new approach bridge: use the bridge hydraulic jacking system to carry out jacking construction on the superstructure of the bridge to be jacked up and the two main beams 1 of the approach bridge to be jacked up; step 2, follow-up construction. The method of the invention is reasonable in design, simple in construction and good in use effect. It is simple and fast to complete the construction process of jacking up the large-span arch bridge, and the jacking process is safe and reliable; in addition, when the original bridge superstructure is jacked up, two new approach bridges are built, which can effectively reduce the backfill workload and save construction. duration.

A comprehensive bamboo composite pipe gallery capable of accommodating multiple types of pipes. The interior of a comprehensive pipe gallery is embedded with a supporting assembly; the supporting assembly comprises multiple supporting units having an identical structure and arranged along the axial direction of the comprehensive pipe gallery; the supporting unit comprises a weight bearing steel ring (1) and a frame component; the frame component comprises a horizontal supporting beam (2), a vertical supporting column (3), and a horizontal crossbeam (4); the horizontal supporting beam (2) is horizontally provided; the vertical supporting column (3) comprises two main supporting columns (3-1) and several auxiliary supporting columns (3-2); the two main supporting columns (3-1) are vertically arranged between the weight bearing steel ring (1) and the horizontal supporting beam (2); the horizontal crossbeam (4) is horizontally provided between the main supporting columns (3-1) and the weight bearing steel ring (1); the auxiliary supporting columns (3-2) are arranged between upper and lower two horizontal crossbeams (4). Therefore, multiple compartments consisting of the main supporting columns (3-1), the auxiliary supporting columns (3-2), and the horizontal crossbeams (4) are used for arranging different pipes; a clear distance between the four surfaces of the compartment and a pipe to be laid is greater than or equal to 200mm.

The invention discloses a building suspended ceiling installation structure. The building suspended ceiling installation structure comprises a plurality of clamping-tooth keels connected to a ceiling through wall connecting pieces, wherein buckling boards are clamped on the clamping-tooth keels, and each wall connecting piece comprises an expansion pipe, a core rod and a lifting assembly. The expansion pipes are embedded into installing holes formed in the ceiling, and each lifting assembly comprises a lifting insertion pipe, a first movable part, a second movable part and a third movable part. The third movable part is composed of a limiting end head, a screw, a locking nut and a second convex lug, and the top surfaces of the clamping-tooth keels are limited between the limiting end heads and the locking nuts after locking through the locking nuts. The building suspended ceiling installation structure has the advantages that the wall connecting pieces are embedded into the ceiling, so that the distances between the ceiling and the buckling boards are obviously shortened, and especially hanging rods and main keels are omitted compared with the prior art. In addition, the wall connecting pieces have height adjusting and tensioning functions, so that the building suspended ceiling installation structure is firm and is suitable for existing domestic residences. The invention further discloses a construction method of the building suspended ceiling installation structure.

The invention discloses a construction method for jacking up a long-span concrete-filled steel pipe tied arch bridge. The bridge to be jacked up includes a main bridge and two approach bridges. When jacking up the bridge to be jacked up, steps are included: 1. Preparation before jacking up Work: Separate the connection ends of all longitudinal girders in the two approach bridges from the assembled girder body, and separate the assembled girder body from the two supporting piers, and simultaneously separate all the longitudinal girders in each approach bridge from the supported The lower support structure of the approach bridge is separated; 2. Jacking: When jacking up the bridge to be lifted, the main bridge and the two approach bridges are jacked up separately; 3. The lower structure of the main bridge is raised. The method of the present invention is reasonable in design, easy in construction and good in use effect. The main bridge and the two approach bridges are respectively jacked up, and the structures and layout positions of the adopted approach bridge jacking system and the main bridge jacking system are specifically limited. The jacking construction process of the long-span arch bridge is completed simply and quickly, and the jacking process is safe and reliable.

The invention provides a method for manufacturing ultrathin light duplex floor slabs. The technical scheme includes that the method comprises (1), manufacturing frames of the duplex floor slabs; (2), welding angle steel to form outer frames of the frames; (3), welding a steel grid on a bottom surface of each outer frame when the angle steel is welded; (4), welding transverse prismatic steel, longitudinal prismatic steel and oblique prismatic steel on the outer frames to form the transverse grids; (5), welding two pieces of arched round twisted steel on the outer surface of each outer frame and welding the round twisted steel on the outer frames by steel plates; (6), respectively welding two ends of each piece of round twisted steel at two short edges of the corresponding outer frame and enabling the distances from weld points to the long edges of the outer frames to be equal to one-fifth of the lengths of the short edges of the outer frames; (7), injecting cement mortar into the frames and compressing stone into the cement mortar. The method has the advantages that the duplex floor slabs manufactured by the aid of the method are thin and accordingly only occupy small spaces, and the heights of floors can be increased; the duplex floor slabs are tough and are high in load capacity and free of deformation, and the duplex load-bearing requirements can be met.

The invention relates to a novel exploration cable. The novel exploration cable comprises an outer sheath, an air pipe, a self-adhesive tape and an inner sheath; a reinforced layer is arranged between the outer sheath and the inner sheath; the self-adhesive tape is positioned inside the inner sheath; a water blocking tape is arranged between the self-adhesive tape and the inner sheath; the air pipe is positioned at the inner center of the novel exploration cable; and a cable core is arranged between the air pipe and the self-adhesive tape. According to the novel exploration cable, the communication difficulty of deep water exploration equipment is effectively solved; and the cable core is connected with one end of exploration equipment to carry out conventional communication and provide power energy for the exploration equipment, so that the production efficiency is greatly improved and the market prospect is broad.

An embedded supporting assembly for a pipe gallery. The supporting assembly is embedded in a pipe gallery body and comprises multiple supporting units having an identical structure; each supporting unit comprises a weight bearing steel ring (1) and a frame component; the frame component comprises a horizontal supporting beam (2), a vertical supporting column (3), and a horizontal crossbeam (4) that are all located on a plane perpendicular to the axial direction of a pipe gallery; the horizontal supporting beam (2) is horizontally provided at the bottom of the weight bearing steel ring (1); the vertical supporting column (3) comprises two main supporting columns (3-1) and several auxiliary supporting columns (3-2); the two main supporting columns (3-1) are vertically arranged between the weight bearing steel ring (1) and the horizontal supporting beam (2); the horizontal crossbeam (4) is horizontally provided between the main supporting columns (3-1) and the weight bearing steel ring (1); the auxiliary supporting columns (3-2) are arranged between upper and lower two horizontal crossbeams (4); two supporting units are arranged along the axial direction of the pipe gallery; the supporting columns of the two supporting units are connected by means of a connecting rod; a bottom plate (5) is provided on the two horizontal supporting beams (2). The embedded supporting assembly for the pipe gallery has a simple structure, is easy to process and construct, and has low construction costs.

The invention relates to a cable with a wired signal. The cable comprises an outer sheath, a wired unit, an insulation wire cable, an inner layer and an inner sheath. A reinforcement layer is disposed between the outer sheath and the inner sheath. The inner layer is located at the inner side of the inner sheath. A flame-retardant tape is disposed between a self-adhesive belt tape and the inner sheath. The wired unit is located in the inner layer and wrapped by the inner layer. The invention effectively achieves the technical purpose that the cable can transmit a television signal while conveying power. A rip cord of the invention has a high weighing capacity and the load demand of the market is met.

The invention relates to an optical fiber composite low-voltage cable. The cable comprises an outer sheath, an optical unit, an insulating cable, an inner layer and an inner sheath, wherein a reinforcing layer is arranged between the outer sheath and the inner sheath; the inner layer is positioned inside the inner sheath; a flame-retardant belt is arranged between a self-adhesive layer and the inner sheath; the optical unit and the insulating cable are positioned in the inner layer and are coated by the inner layer; and a tearing rope is arranged in the reinforcing layer. The optical fiber composite low-voltage cable effectively solves a communication difficult problem in transmitting power and simultaneously transmitting optical signals by using the cable. The tearing rope has very high bearing capacity and meets a bearing requirement of markets.

The invention relates to a cable with a communication function. The cable comprises an outer sheath, a wired unit, an insulating cable, an inner layer and an inner sheath; a reinforced layer is arranged between the outer sheath and the inner sheath; the inner layer is positioned inside the inner sheath; a flame retarding tape is arranged between a self-adhesive tape and the inner sheath; the wired unit is positioned in the inner layer and wrapped by the inner layer; the insulating cable is positioned in the inner layer and wrapped by the inner layer; a tearing rope is arranged in the reinforced layer; and a shielding layer is arranged in the wired unit. According to the cable provided by the invention, the communication difficulty of transmitting electric power and transmitting television signals at the same time by the cable is effectively solved.

The invention discloses a building ceiling structure capable of shortening distance between pinch plates and a ceiling. The building ceiling structure includes a plurality of latch keels; the latch keels are arranged on the ceiling through wall connection members; and pinch plates are arranged on bottom surfaces of the latch keels. The building ceiling structure is characterized in that each latch keel includes a top surface, a front side surface and a back side surface which are connected together; holes are formed in the top surfaces at intervals; clamping grooves are formed in bottom edges of the side surfaces; upper turn-ups are arranged two side edges of each pinch plate; snap-in portions are arranged on the tops of the upper turn-ups; and the snap-in portions of two adjacent pinch plates are snapped in the same clamping groove in a mirror image shape. The advantages of the invention are that the wall connection members are embedded in the ceiling, and then the distance between the ceiling and the pinch plates can be shortened obviously; compared with the prior art, the distance between hanging rods and a main keel can be avoided; the wall connection members have a height adjustment function and a tightening function, and then the building ceiling structure is firm, is easy to install, and is suitable for houses with the height of 2.9 meters in china.