52results about How to "Reduced installer" patented technology

The invention discloses a device for detecting the bearing capacity of a unilateral type tunnel fan support structure. The device comprises an I-type test rack and an II-type test rack. The I-type test rack comprises an upper cross beam, a lower cross beam, a connecting column and a long screw rod. The II-type test rack comprises a cross beam and a column leg. The I-type test rack and the II-type test rack are arranged in the reversely crosswise manner. By the long screw rod, the I-type test rack, the II-type test rack and a hollow jack are connected as a whole. The cross beam gets in contact with the top of the hollow jack through a reinforcing plate and bears an upward reaction force. The column leg gets in contact with a lining, and transfers the upward reaction force to the lining. According to the technical scheme of the invention, the stress state of the fan support structure can be objectively simulated. The test method is popular and easy to understand. The test device is connected as a whole, so that the number of installation steps is reduced. The test process is simple, and the test time is short. The detection device is manufactured through welding structural steel parts, and coupling elements are all standard parts. The device is simple in structural form and easy to manufacture. During the test, the fan support structure and the lining concrete are protected.

The embodiment of the invention discloses a smoke detector. The smoke detector comprises a first light guide cover (310) and a second light guide cover (320) which are respectively used for accommodating a light emitting element (120) and a light receiving element (130), wherein each light guide cover is provided with a light transmission window (311, 321), the angle [beta] between two optical axes of the light emitting element (120) arranged in the first light guide cover (310) and the light receiving element (130) arranged in the second light guide cover (320) is less than 90 degrees, and the two light transmission windows are located in the same plane which is perpendicular to the plane in which the two optical axes are located. The scheme in the invention can effectively eliminate or weaken the useless stray light, thereby improving the detection sensitivity.

The invention discloses an integrated ceiling, which comprises at least one main keel, a central plane unit and edge collecting keels, wherein the edge collecting keels are used for being installed on a wall surface; at least one back hanging keel is preinstalled on the central plane unit; the back hanging keel is hung at the lower side of the main keel through a regulating hanging element capable of realizing vertical, leftward and rightward position regulation; the edges of the central plane unit are collected in the edge collecting keels. The invention also discloses an installing method of the integrated ceiling. The integrated ceiling and the installing method of the integrated ceiling have the advantages that the installing procedures are reduced; the fast assembly can be realized; the construction period is shortened; the work intensity is reduced; the environment pollution is reduced; the requirements of different customers are met; the application range is expanded.

The invention discloses an integrated ceiling structure which comprises at least one main keel, a vertical frame unit, a frame top plane unit, a connecting unit and an edge storage keel for being mounted on the wall. Main suspension pieces for being connected with the plane of a roof are arranged on the main keels; vertical frame suspension pieces for being connected with the plane of the roof are arranged on the vertical frame unit; the frame top plane unit covers a top opening of the vertical frame unit, and the frame top plane unit is suspended below the main keels by regulating suspension pieces of which positions can be regulated up and down and left and right; the inside edge of the connecting unit is connected with the vertical frame unit, and the outside edge of the connecting unit is stored in the edge storage keel. The invention further discloses a mounting method of the integrated ceiling structure. According to the integrated ceiling structure and the mounting method thereof, which are provided by the invention, the mounting procedure is reduced, the integrated ceiling structure can be rapidly assembled, the construction period can be shortened, the labor strength can be reduced, the environment pollution is reduced, the requirements of different clients are met, and the application range is enlarged.

The invention discloses a corrosion prevention method of an anchor rod assembly for wind power generator set foundation. The corrosion prevention method includes the steps that rust-proof grease is smeared on an anchor rod in a full length mode, the anchor rod is located in the middle of the inner part of the wind power generator set, and wrapped by a PE wrapping film, then a PE pipe penetrates through the middle wrapped by the PE wrapping film, and the two ends of the PE pipe are sealed by using heat shrinking sleeves; dacromet surface treatment is adopted by a nut I and a gasket, and black coating or dacromet treatment is adopted by a nut II and a locking nut; after the anchor rod assembly is transported to the site, the anchor rod sequentially penetrates through a lower anchor plate, alocking nut and a tower flange to form a anchor rod cage, the nut I and the nut II are screwed out, and concrete and high-strength grouting materials are casted; and the matching part of the anchor rod and the nut I and the gap part of the anchor rod and the tower flange are sealed by using water-proof silicone grease or rust-proof grease. According to the corrosion prevention method, most corrosion prevention work of the anchor rod assembly is completed at a factory in advance, not in the construction site, and thus the mounting program of the construction site is greatly saved.

The invention provides a wellhead back pressure controlling system of managed pressure drilling and a wellhead back pressure controlling method. The wellhead back pressure controlling system of the managed pressure drilling comprises a slush pump, a managed pressure automatic choke manifold, a liquid-gas separator, a slush pool, a rotary blowout preventer and a slush diversion manifold system, wherein the slush pool is respectively connected with the slush pump, the managed pressure automatic choke manifold and the liquid-gas separator. The slush diversion manifold system comprises a branch path I, a branch path II, a branch path III, a branch path IV and a branch path V, wherein the branch path I, the branch path II, the branch path III and the branch path IV are connected through a cross t3, the branch path V is connected with the branch path II through a tee t5, and the branch path V and the branch path IV are connected through a tee t8. The wellhead back pressure controlling system of the managed pressured drilling is adopted by the wellhead back pressure controlling method. The slush diversion manifold system replaces a back pressure pump system, operational cost is reduced, a site area is saved, and high-fault factors are removed.

The present invention discloses a chair frame and a massage chair, posture adjustment of the chair frame is achieved through cooperation of a push rod, a guide rail and a roller lug, and during back falling, the push rod extends to push the front end of a seat frame to be lifted, so that the guide rail is driven to slide in the roller lug along a back frame to the seat frame, and the back falling action is achieved. The chair frame guide rail is simple in structure, meanwhile, the common push rod is adopted, the upward supporting force of the chair frame is improved, the number of supporting points of the back frame is changed from four to two, the connecting mode is simplified, the base structure is also simplified, and therefore the cost of the chair frame is greatly reduced, the installation procedure is greatly reduced, and the production efficiency is improved.

The provided integrative swinging button for electronic device comprises: a holder with a cavity, and an operation part fit to swing in the cavity, wherein the holder is fixed on the shell and has anaccommodation slot, the operation part includes two support members and at least one pivot corresponding to the slot. There is an assembly hole and relative concave slot on the shell. The pivot is arranged in the room formed by two slots. This invention decreases member number, reduces process time, and simplifies the assembly procedure.

The invention discloses a fast-dismounting connecting mechanism for an impeller and a fan motor and an air conditioner with the same, relates to the technical field of the air conditioners, in particular to the fast-dismounting connecting mechanism for the impeller and the fan motor. The connecting mechanism comprises a fan nested cover and a motor shaft cover; the fan nested cover is fixedly connected with an impeller shaft of the impeller, the motor shaft cover is matched with the fan nested cover and is fixedly connected with an output shaft of the fan motor, the fan nested cover has a transmission side face matched with the motor shaft cover when rotating in the transmission direction of the fan motor for driving the impeller to rotate, and axial force towards the direction of the fanmotor is exerted on the motor shaft cover through the transmission side face, and the fan nested cover and the transmission side face on the motor shaft cover extend on all the axial overlapping partsobtained when the fan nested cover and the transmission side face on the motor shaft cover are sleeved with each other. The invention aims to solve the technical problems that in the prior art, in alimited space and in mounting grooves with the same depth, the force exerting face and the connecting strength of mounting clamps are small, so that the impeller and fan motor fast-dismounting connecting mechanism with the large force exerting face and the large connecting strength is provided.

The invention relates to the technical field of air conditioners, in particular to a quick dismounting and connecting mechanism for an impeller and a fan motor. The quick dismounting and connecting mechanism comprises a fan inserting sleeve and a motor shaft sleeve, wherein the fan inserting sleeve is fixedly connected with an impeller shaft of the impeller; the motor shaft sleeve is matched withthe fan inserting sleeve, and is fixedly connected with the output shaft of the fan motor; the fan inserting sleeve is provided with a transmission side surface which is matched with the motor shaft sleeve while rotating in a transmission direction that the fan motor drives the impeller to rotate; the transmission side surface applies axial force towards the fan motor to the motor shaft sleeve; and the fan inserting sleeve and the transmission side surface on the motor shaft sleeve extend along the completely axially superposed portion during mutual sleeving. In order to solve the technical problems that force applying surfaces with mounting cards in mounting slots of the same depth in a limited space in the prior art are small, and connecting strength is small, the invention provides thequick dismounting and connecting mechanism for the impeller and the fan motor, and the quick dismounting and connecting mechanism is great in force applying surface and is great in connecting strength.

The invention relates to a sunshade umbrella capable of providing a comfortable human body feeling. The sunshade umbrella comprises a sunshade body. The sunshade body comprises a sunshade column and abase. The sunshade column comprises an upper sunshade column body and a lower sunshade column body. A fan is arranged on the base; an air supply channel is formed in the lower sunshade column body; an air outlet is formed in the side wall of the lower sunshade column body; a heating wire is arranged on the inner side wall of a connecting sleeve; and a controller is further arranged on the upper sunshade column body. The sunshade umbrella has the advantages that when a sensor detects that the temperature in the sunshade is lower than a set number, the controller automatically controls the heating of a heating wire and turning on of the fan, and triggers an extending shaft in the upper sunshade column body to extend into the air supply channel; the extending shaft has a certain obstructioneffect on the wind speed, and the air output of the air supply channel is adjusted, so that heat blown out of vent holes is reduced, the temperature in the sunshade can be increased, scalding to a resting person can be reduced, and the resting person can have a rest and chat conveniently; a connecting arm is rotationally connected with the upper sunshade column body, so that the position of the sunshade cloth can be properly adjusted according to the illumination position, and it is guaranteed that the sunshade has a sunshade effect.

This invention relates to an improvement to the cable hook block for installing hanged cables characterizing that the cable-fixed hook block is in 'I', the lower disk of which is for fixedly connecting with the cable, the upper disk is for fixing the hanger. This invented hook block combines installing and fixing as one and saves large amount of fixing clamps, especially, the hollow structure of its central post can be used in hanging cables installing the cables in different directions without increasing cable connectors. The fixed lower disk double-lamination structure connects and fixes the cable hanged wires and connecting plates of the hook block before leaving the factory, it's not necessary to install them at site.

The invention relates to a crane beam. Two ends of a crane beam body are separately supported on corresponding crane beam end mounting frames, each crane beam end mounting frame comprises a vertical stand column, the end of the crane beam body is supported on a bracket support, and end I-shaped steel is separately welded on the upper surfaces of two ends of the crane beam body. Connecting plates Aand connecting plates B are detachably installed on the end I-shaped steel, and connecting plates C connected with the connecting plates A and the connecting plates B are arranged at the tops of thevertical stand columns. The invention further provides a preparation method of the crane beam. The invention further provides a using method of the crane beam. The crane beam and the preparation method and application method thereof have the following beneficial effects that the structure arrangement is simpler, and the on-site construction operation is more convenient; installation procedures between the crane beam and a steel column on a construction site are omitted, and the labor intensity of constructors is reduced; and the end I-shaped steel serves as a car stop mechanism and can effectively prevent inertia advancing of driving, and safety production is guaranteed.