44results about How to "Not easy to separate from each other" patented technology

The invention relates to a gap type drainage ditch prefabrication and installation construction method based on a core mold with an air bag sleeved with a PVC pipe. The method comprises the followingsteps that S1, a reinforcement cage and a prefabrication form are manufactured, the prefabrication form is provided with a cavity with an opening in the upper end, and form holes are reserved in the two ends in the horizontal direction, wherein a core form comprises the PVC pipe and the rubber air bag, a notch extending in the axial direction is formed in one side of the PVC pipe, during assembly,the reinforcement cage is installed in the cavity firstly, the PVC pipe with the rubber air bag plugged inside penetrates through the reinforcement cage, the two ends of the PVC pipe correspond to the mold holes, and air is inflated into the air bag to tension the PVC pipe, then concrete is poured into the prefabrication form, and after a prefabricated part reaches a certain strength, form stripping maintenance is carried out; S2, grooves are excavated, and the grooves are leveled; and S3, prefabricated drainage ditches are sequentially installed in the grooves and subjected to sealing treatment, and then the grooves are backfilled. The method has the advantages of being high in reusability rate, low in construction cost, attractive in prefabricated part finished product and high in construction quality.

The invention belongs to the technical field of construction equipment, and particularly relates to a drill stem dismounting and mounting device of a pile driver. By adopting the drill stem dismounting and mounting device, the problems that current drill stems of the pile driver are not convenient to dismount and mount and the like are solved. The drill stem dismounting and mounting device comprises a rack, wherein a grouting plate which is connected with a power head is movably arranged on the rack; a plurality of grouting plate connectors are arranged on the grouting plate in a penetration manner; the grouting plate connectors are separately connected with the grouting plate through a peripheral rotary connection structure; a plurality of drilling stem bodies which are in one-to-one correspondence with the grouting plate connectors are arranged below the grouting plate connectors; the drill stem bodies are connected with the grouting plate connectors through threaded connection structures; and peripheral positioning structures which can peripherally position the drill stem bodies and the grouting plate connectors are arranged between the drill stem bodies and the grouting plate connectors. The drill stem dismounting and mounting device has the advantages that the structure is simple and reasonable; the connection parts of the drill stems and a grouting mechanism are convenient to dismount and mount; the stability is good; the connection strength of the drill stems is high; the drill stems are not separated from the grouting plate easily during peripheral rotation; and peripheral positioning of the drill stems and the grouting plate connectors are realized through pressure plate drivers.

The invention belongs to the technical field of cables, and particularly relates to a waterproof halogen-free flame retardant cable. The cable comprises a cable main body, a clamping ring, a cable joint and a connecting ring, wherein the front end of the cable main body is fixedly connected with the clamping ring; the front end of the clamping ring is fixedly connected with the cable joint; the cable joint can be mutually clamped with the connecting ring, and clamping holes are formed in the upper end wall and the lower end wall of the cable joint; the right ends of the clamping holes are circular, and the left ends of the clamping holes are parallelogram-shaped. the combustibility of adopted carbon powder and granite powder is almost zero, so that the flame-retardant effect is relativelystrong, and the flame-retardant effect of a cable outer cladding can be greatly improved by matching the carbon powder and granite powder with expandable graphite powder; through the lubricating characteristics of the expandable graphite powder and talcum powder, the mixing and stirring efficiency of all the components can be improved in the process of manufacturing the cable outer cladding; the hardness of the granite is higher than that of other raw materials, and then the structural strength of the cable outer cladding can be improved by neutralizing the granite with other raw materials.

The invention provides a fan combination which comprises a first fan and a second fan, wherein the first fan and the second fan respectively comprise a fan frame; the fan frame of each fan is provided with a binding face; two ends along a first direction of the binding face of each fan are respectively provided with a concave structure and a flange; the flange of the first fan is bound to the binding face of the second fan, can move relative to the second fan and is embedded into the concave structure of the second fan; the flange of the second fan is bound to the binding face of the first fan, can move relative to the first fan and is embedded into the concave structure of the first fan; the binding face of each fan is provided with an elastic cantilever and a buckle hole; the tail end of each elastic cantilever is provided with a clamping block protruded out of the binding face; the clamping block of the elastic cantilever of the first fan is clamped in the buckle hole of the second fan; the clamping block of the elastic cantilever of the second fan is clamped in the buckle hole of the first fan. A combination process of the first fan and the second fan is simple and convenient, and additional rivets are not needed; compared with a fan series-connection combination mode in the prior art, the fan combination provided by the invention has the competitive cost advantage.

The invention provides a mold with movable mold cavities. The mold comprises a movable mold body and a fixed mold body, the movable mold body is provided with a movable mold body supporting device, the fixed mold body is provided with a fixed mold body supporting device, the movable mold body and the fixed mold body cooperate with each other, the movable mold body is provided with movable mold body mold cores, and the fixed mold body is provided with fixed mold body mold cores. The mold is characterized in that the mold further comprises guiding assemblies, water channel devices and positioning structures, the movable mold body comprises a second-time moving mechanism and a limiting device, and the second-time moving mechanism is movably connected with the movable mold body through the guiding assemblies and the limiting device. According to the mold with movable mold cavities, the movable mold cavities are arranged, the volume of the movable mold cavities can be adjusted according tothe requirements of products, the volume of the movable mold cavities before compression stopping is larger than the size of the products, liquid-state raw materials can easily flow in the movable mold cavities with the large volume, the products are easy to form at low speed or under low pressure, and the products have the advantages that the internal stress is good, the appearance is beautiful,the thickness is uniform, and composite materials are not prone to being separated from one another.

The invention provides a forming mold for a mobile phone rear cover blank with a middle frame capable of adjusting movable mold cavities through springs. The forming mold is characterized in that a movable mold core is provided with five forming surfaces, the included angle between each of the surrounding four forming surfaces and the middle forming surface is larger than or equal to 90 degrees, afixed mold core is provided with five forming surfaces, and the included angle between each of the four surrounding forming surfaces and the middle forming surface is larger than or equal to 90 degrees. According to the forming mold for the mobile phone rear cover blank with the middle frame capable of adjusting the movable mold cavities through the springs, due to the fact that the movable cavities are formed, the size of the movable cavities can be adjusted according to the requirements of products, so that the volume of the movable cavities before compression is stopped is larger than thevolume of the products, the raw materials are easy to flow in the larger movable mold cavities, the products are easy to form, in addition, the internal stress of the products is good, the appearanceis attractive, the thickness is uniform, and a composite material is not easy to separate from each other; and due to the fact that a mobile phone rear cover and the mobile phone middle frame are integrated and are natural in transition, the production processes are reduced, and the cost is lowered.

The invention discloses a fire axe with a grab handle convenient to replace. The fire axe comprises an axe body, a mounting hole, spike teeth, an axe head, an axe opening, a fixing rod, a fixing device, a connecting rod, the grab handle, a sleeve, a threaded pipe, a connector and a fixing check ring. The fixing rod is arranged on the left side of the axe body, the axe head is fixedly mounted on the left side of the fixing rod, the spike teeth are evenly arranged on the top of the axe head, the axe opening is formed in the bottom of the axe head, the fixing check ring is arranged on the outer side of the right end of the fixing rod, the fixing device is embedded into the outer side of the fixing check ring, the sleeve is arranged on the left side of the fixing device, the threaded pipe is arranged on the right side of the fixing device, the connecting rod is fixedly connected to the right end of the fixing rod in a welded manner, and the grab handle is arranged on the right side of theaxe body. The conical spike teeth are arranged on the top of the axe head and evenly arranged, when a board is demolished, the demolishing effect is good, the spike teeth are used in cooperation withthe axe opening, and the demolishing efficiency is high.

The present invention provides a display substrate and a preparation method thereof. The display substrate includes a base, a plurality of binding electrodes and a plurality of functional elements, the binding electrodes are arranged on the base, the adjacent binding electrodes are spaced apart from each other, the functional elements are located on the side of the binding electrodes away from the base, and the binding electrodes are connected to The electrodes of the functional element are bound and connected, and a blocking structure is also arranged on the substrate, and the blocking structure is distributed at least in a part of the space area between the adjacent binding electrodes. The display substrate, by setting the blocking structure, can block the flow of the molten electrode material between the adjacent binding electrodes during eutectic bonding, so as to avoid the liquefaction flow of the electrode material and the adjacent binding electrodes. There is a problem of short circuit between the electrodes of the functional elements and between the electrodes of the functional elements; the blocking structure can clamp and fix the binding electrodes, thereby ensuring the firmness of the binding connection; there is also a certain warpage in the carrier plate carrying the functional elements. case to achieve good electrode binding.

The invention relates to a method for prefabricating and installing a slotted drainage ditch based on an airbag core mold in a PVC pipe. Die holes are reserved at both ends; the mandrel includes a PVC pipe and a rubber airbag, and one side of the PVC pipe is provided with a gap extending in the axial direction; when assembling, first put the steel cage into the cavity, and plug the rubber airbag The PVC pipe passes through the steel cage, and the two ends of the PVC pipe correspond to the mold holes, and the PVC pipe is inflated into the air bag to tension the PVC pipe; after that, concrete is poured into the prefabricated mold, and the formwork is removed and maintained after the prefabricated component reaches a certain strength; S2 ditch The trenches are excavated and leveled; S3 installs the prefabricated drains into the trenches and seals them, and then backfills the trenches. The invention has the advantages of high reusability, low construction cost, beautiful finished prefabricated components and high construction quality.

The invention provides a forming technique using springs to adjust a mobile cavity. The forming technique is characterized by comprising the following steps that when a second movable mechanism makescontact with a fixed mould, a mobile cavity A is formed by a movable mould, the fixed mould and the second movable mechanism, die assembly is conducted, then a mobile cavity D is formed, the volume ofthe mobile cavity is adjusted so that a mobile cavity B can be formed, a liquid material is injected into the mobile cavity B, the mobile cavity is moved, the volume of the mobile cavity is graduallydecreased to the required volume of a product, and a mobile cavity E is formed, and the product is cooled and formed. According to the forming technique using the springs to adjust the mobile cavity,the size of the mobile cavity can be adjusted according to requirements of the product due to the mobile cavity, then the volume of the mobile cavity before compression is stopped is larger than thevolume of the product, the liquid material can flow easily in the large-volume mobile cavity, the product can be formed easily, in addition, the internal stress of the product is good, the appearanceis attractive, the thickness is even, and composite materials cannot be separated easily.

A pulse power capacitor, including several capacitors and two metal electrode sheets, several capacitors are connected in parallel through the two metal electrode sheets to form a parallel capacitor bank, several capacitors are stacked, and buffer pads are arranged between adjacent two capacitors, electrodes on both sides of the capacitor They are respectively connected to two metal electrode sheets, and the metal electrode sheet is formed with several electrode plates for connecting capacitor electrodes, and several electrode plates are connected as a whole through expansion joints connected between two adjacent electrode plates, and are led out from the edge of the metal electrode sheet several pins. The present invention can effectively buffer the expansion that occurs when the capacitor is in operation by setting a cushion plate between two adjacent capacitors and connecting the two adjacent electrode plates through an expansion joint, so that the gap between the capacitor and the capacitor and between the capacitor and the metal can be effectively buffered. The electrode sheets have better expansion buffering capacity, are not easy to separate from each other due to expansion, and can effectively prevent capacitor breakdown and explosion caused by expansion, with higher reliability and safety.

The invention belongs to the technical field of construction equipment, and particularly relates to a drill stem dismounting and mounting device of a pile driver. By adopting the drill stem dismounting and mounting device, the problems that current drill stems of the pile driver are not convenient to dismount and mount and the like are solved. The drill stem dismounting and mounting device comprises a rack, wherein a grouting plate which is connected with a power head is movably arranged on the rack; a plurality of grouting plate connectors are arranged on the grouting plate in a penetration manner; the grouting plate connectors are separately connected with the grouting plate through a peripheral rotary connection structure; a plurality of drilling stem bodies which are in one-to-one correspondence with the grouting plate connectors are arranged below the grouting plate connectors; the drill stem bodies are connected with the grouting plate connectors through threaded connection structures; and peripheral positioning structures which can peripherally position the drill stem bodies and the grouting plate connectors are arranged between the drill stem bodies and the grouting plate connectors. The drill stem dismounting and mounting device has the advantages that the structure is simple and reasonable; the connection parts of the drill stems and a grouting mechanism are convenient to dismount and mount; the stability is good; the connection strength of the drill stems is high; the drill stems are not separated from the grouting plate easily during peripheral rotation; and peripheral positioning of the drill stems and the grouting plate connectors are realized through pressure plate drivers.

A fan assembly includes a first fan including a first frame, a second fan including a second frame, the first frame of the first fan has a first jointing surface, and the second frame of the second fan has a second jointing surface. A first concave structure and a first flange are formed along two ends of a first direction of the first jointing surface of the first fan, and a first concave structure and a first flange are formed along two ends of a first direction of the second jointing surface of the second fan respectively. The first flange of the first fan moves relatively to the second jointing surface of the second fan, and is embedded in the first concave structure of the second fan.

The invention discloses a tile-shaped grass planting brick. The tile-shaped grass planting brick is technically characterized by comprising a brick body, wherein the brick body is arc-shaped; wing edges are arranged on the two sides of the brick body along the length direction; the wing edge on one side is provided with a concave part along the length direction of the brick body, and the wing edge on the other side is provided with a bulge matched with the concave part; each of the two wing edges is provided with an extending part pointing to the inner wall of the brick body; the end face of each extending part is arc-shaped; and the curvature of each end face is the same as that of the inner wall of the brick body. The tile-shaped grass planting brick has the advantages of high antiquing performance, excellent biological performance, good stability, high structural strength and the like.

The invention discloses a wallboard prefabricating mold, relates to a mold, and solves the problem of troublesome installation of a common mold. The wallboard prefabricating mold comprises a base, andtemplates placed on the base; a connecting mechanism is arranged between two adjacent templates; the connecting mechanism comprises at least two insertion ports formed in one template, matching grooves formed in the template, engaging grooves formed in the inner walls of the matching grooves, insertion blocks fixed on the other template, and engaging bars integrally arranged on the insertion blocks; the section sizes of the matching grooves are equal to the section sizes of the insertion blocks; when the insertion blocks are embedded in the matching grooves, the engaging bars are engaged withthe engaging grooves; and stop mechanisms for limiting disconnection of the insertion blocks from the matching grooves are arranged in the insertion ports. The wallboard prefabricating mold has the following advantages and effects: compared with a general bolt fixing mode, the insertion assembly mode can simplify the template mounting steps and shorten the mounting period to achieve the purpose of improving the prefabricated part production efficiency.

The invention provides a passenger train axle temperature control device and a passenger train comprising the same. The passenger train axle temperature control device comprises a fixing assembly, a moving assembly, an elastic part and a locking piece, wherein the fixing assembly is of a hollow structure; the inner wall of the hollow structure is provided with a first ring groove; the outer wall of a first segment of the moving assembly is provided with a second ring groove; the second ring groove is opposite to the first ring groove; the elastic part is arranged at the bottom of the hollow structure and elastically abuts against the front end of the first segment; the first segment of the moving assembly is inserted in the hollow structure; the locking piece is clamped into the first ringgroove and the second ring groove; the moving assembly is combined in the fixing assembly and is not likely to fall off through the elastic part and the locking piece. Safety traveling of the passenger train is ensured.

The invention belongs to the technical field of clothes treatment, and aims to solve the problem of leakage of a clothes treatment agent due to adoption of a split clothes treatment agent delivery assembly of existing clothes treatment equipment. Accordingly, the clothes treatment agent delivery assembly for the clothes treatment equipment and the clothes treatment equipment are provided. The clothes treatment agent delivery assembly comprises a delivery container and a storage container which are in direct sealed connection. The delivery container and the storage container are in direct sealed connection, so that the delivery container and the storage container can be kept sealed throughout the drawer pulling process by direct sealed connection of the delivery container and the storage container, so that the seal effect of drawers is improved; besides, connection reliability of the delivery container and the storage container can be enhanced direct sealing, the structure of the delivery container and the storage container is more compact, and thus, drawer pulling operation is convenient.

The invention relates to a shoe and provides a puzzle shoe capable of promoting mentality. The puzzle shoe can satisfy the wearing requirement in daily life and meanwhile adds child interest to children. The puzzle shoe comprises an outer sole and a vamp arranged on the outer sole. A connecting surface used for being connected with the outer sole is arranged at the bottom of the vamp, and a shoe cavity used for containing a foot is defined by the vamp and the connecting surface. The outer sole is composed of a plurality of puzzle pieces which can be spliced into a whole in a complementary mode. Each puzzle piece is provided with a local pattern, and the local patterns on all the puzzle pieces will be complemented to form a complete pattern when the puzzle pieces are spliced into the outer sole. The puzzle pieces are used for being detachably connected with the surface, connected with the connecting surface, of the vamp and the connecting surface through detachable structures.

The invention discloses roasted pull cord production equipment and process, and relates to the technical field of plastic rope production. The roasted pull cord production equipment and process solvethe problem that an existing plastic rope has easy separation between wires. According to the key points of the technical scheme, the roasted pull cord production equipment comprises a support plate,supporting legs fixedly connected to the bottom of the support plate, a feeding roller set, a discharge roller set, a heating plate fixedly connected to the support plate, a blowing fan fixedly connected to the support plate, a material receiving roller disposed on the support plate and a power motor fixedly connected to the support plate for driving the material receiving roller to rotate, wherein the feeding roller set and the discharge roller set are disposed on the support plate. The feeding roller set includes two vertical plates, a backup roller and a pressing roller, wherein the backuproller and the pressing roller are rotatably connected to the two vertical plates, and the backup roller and the pressing roller are arranged in the vertical direction. The plastic rope is heated to melt the surface of the plastic rope, and then the plastic rope is quickly cooled by the fan to cool the surface of the plastic rope, so that the wires in the plastic rope are limited to be not prone to being separated from the plastic rope during use.