7results about How to "Add connection point" patented technology

The utility model relates to the technical field of insulation board installation, in particular to a composite insulation board easy installation structure which comprises a composite insulation board installation structure body which is sequentially provided with a decoration panel, a first inner insulation layer, a second inner insulation layer and a back board. The opposite faces of the first inner heat preservation layer and the second inner heat preservation layer are integrally provided with wedge-shaped connecting protrusions which are connected in a clamped mode, the decoration panel and the back plate are symmetrically arranged, and the upper portion and the lower portion of the decoration panel and the upper portion and the lower portion of the back plate are integrally provided with an upper limiting piece and a lower limiting piece in a bent mode respectively. According to the easy-to-install structure of the composite insulation board, the decoration panel, the first inner insulation layer, the second inner insulation layer and the back board form a multi-layer composite structure, adjacent insulation materials are tightly connected, the composite insulation boards are positioned in a mutual clamping mode, the composite insulation boards can be reliably installed by improving the quality of the composite insulation boards, and the service life of the composite insulation boards is prolonged. Meanwhile, mounting operation is convenient, and mounting efficiency can be improved.

This invention relates to the field of air conditioning and refrigeration engineering technology, specifically to a plug structure, an air conditioner housing, and an air conditioner. The problem this invention solves is that the plug structure cannot completely secure a wire mesh cover. An embodiment of this invention provides a plug structure connected to a plug groove located in an air conditioner. The plug structure comprises: a plug body that engages with the plug groove, at least a portion of which enters the plug groove; a first connecting portion connected to the plug body, at least a portion of which contacts the wire mesh cover, and the first connecting portion is located on the side of the wire mesh cover closer to the air conditioner; and a stop portion connected to the first connecting portion, which contacts the air conditioner. The first connecting portion is rotatable relative to the plug groove, and the stop portion contacts the air conditioner during rotation.

The utility model relates to the technical field of curtain wall installation, in particular to a connecting assembly for installing an aluminum plate curtain wall, which comprises a longitudinal connecting structure, and the longitudinal connecting structure comprises a first chemical anchor bolt, a first hanging seat and a first hanging piece; one end of the first chemical anchor bolt is connected with a wall body, and the other end is connected with a first supporting plate; one end of the hanging seat is provided with a connecting groove with a downward opening and matched with the first supporting plate, the hanging seat is connected with the first supporting plate through the connecting groove, and the other end of the hanging seat is connected with the second aluminum plate located below; the hanging seat is further provided with a groove which is provided with an upward opening and matched with the first hanging piece, the hanging seat is connected with the first hanging piece through the groove, and the other end of the first hanging piece is connected with the first aluminum plate located on the upper portion. By means of the connecting assembly, the problem that the installation process is complex can be effectively solved, and cost is low.

The application belongs to the technical field of belt conveying equipment, and discloses a hanging type carrier roller device for a belt conveyor, which comprises a carrier roller frame, a carrier roller assembly and a sling, the carrier roller frame comprises a top beam, a first connecting beam connected to the top beam and a second connecting beam connected to the top beam, a hoisting position is arranged at the top of the top beam, the first connecting beam and the second connecting beam are both arranged at the bottom of the top beam and are spaced apart, one end of the carrier roller assembly is connected to the first connecting beam, the other end of the carrier roller assembly is connected to the second connecting beam, and one end of the sling is connected to the hoisting position. The stability of the carrier roller assembly is increased, the stable operation of the belt conveyor is ensured, the stability of the belt conveyor is increased, the production and manufacturing cost of the belt conveyor is reduced, the hanging type carrier roller device can be a single module, and the effect of facilitating the modular production of the belt conveyor is achieved.

The utility model discloses a large door hinge with a bearing, which comprises a fixed part, a movable blade, a screw and a nut, the movable blade is movably connected on the fixed part through the screw and the nut, and the bearing is arranged in the fixed part. The movable blade is provided with a reinforcing rib, and the fixed part and the movable blade are provided with a plurality of first installation holes and second installation holes which are used for being installed on a wall and a door respectively. According to the door hinge, the bearing is arranged in the fixing piece, so that friction between the movable blade and the fixing piece is reduced, the service life is prolonged, and operation is more convenient; the structural strength of the movable blade is enhanced through the reinforcing ribs, the installation stability is improved through the design of the multiple installation holes, the problems existing in an existing large door lock are effectively solved, and the large door lock is suitable for installation and use of various large doors.

The utility model relates to the technical field of building engineering, concretely relates to a concrete prefabricated component, the concrete prefabricated component, include: concrete steel roof beam includes first concrete wrapping layer, steel roof beam and first stiffening component, steel roof beam sets up in first concrete wrapping layer, at least one end of steel roof beam is out of first concrete wrapping layer, and the end of steel roof beam out of first concrete wrapping layer has first connecting portion, and first stiffening component sets up in first concrete wrapping layer, and first stiffening component is located the circumferential side of steel roof beam, concrete steel column includes second concrete wrapping layer, steel column and second stiffening component, steel column sets up in second concrete wrapping layer, at least one end of steel column is out of second concrete wrapping layer, and the end of steel column out of second concrete wrapping layer has second connecting portion, and second stiffening component sets up in second concrete wrapping layer, and second stiffening component is located the circumferential side of steel column, and the lateral wall of concrete steel column is provided with the third connecting portion fixed connection with first connecting portion.

The utility model discloses a kind of full-screen photovoltaic modules of convenient installation, comprising: photovoltaic laminated board, frame, junction box, terminal and fixed support constitute, the fixed support below is connected with mounting bracket, frame is clamped in fixed support and is fixed in photovoltaic laminated board four around.The first, second clamping portion and support portion of the fixed support, respectively clamping middle part and bottom of frame and provide support;The frame is provided with glue injection part, bending part, clamping groove and clamping hole, bending part enhances bearing, and clamping structure realizes accurate and fast installation with fixed support.In addition, frame corner portion is equipped with splicing piece to facilitate connection, the sealing property between laminated board and frame is guaranteed by silica gel, realize the quick installation and splicing between photovoltaic module, solve the fixed strength reduction and loose drop of full-screen caused by traditional component needing pressing block, bolt, gasket installation, reduce the installation cost of full-screen photovoltaic module, improve the ability of component resistance load.