48results about How to "Increase bonding area" patented technology

The application provides a top cover assembly, a battery and an electric device. The top cover assembly comprises a cover plate and a sealing component. The cover plate is provided with a liquid injection hole. The sealing component comprises a sealing nail and an adhesive member. The adhesive member at least partially surrounds the outer circumferential side of the sealing nail. The adhesive member is adhesively fixed to the inner wall of the liquid injection hole, so that the sealing component seals the liquid injection hole. The top cover assembly has the advantages of good liquid injection hole sealing effect.

A ground structure of a USB board end connector and the board end connector, wherein the ground structure comprises a shielding shell of the USB board end connector and a ground terminal arranged on the shielding shell, a lug directly extended from the shielding shell is arranged on the rear side of the shielding shell, the lug comprises an extension section and an inward bending section, one end of the extension section is connected with the shielding shell, the other end of the extension section is connected with one end of the inward bending section through a first circular arc section; a terminal lug extending outward is arranged on one side of the ground terminal, the lower part of the terminal lug is cut off, and the cut-off part is bent backward to form a stop lug; the inward bending section abuts against the terminal lug and is tightly contacted with the stop lug. The application has the advantage that the ground of the ground terminal is very reliable.

The application discloses a kind of laminated composite intercalation repair methods, belong to laminated composite maintenance technical field.The application uses the way of multilayer intercalation reinforcement patch, significantly increase the bonding area of patch and original laminated laminated composite material, can effectively improve the bonding strength of repair area, so that repair area will not become laminated laminated composite material / member dangerous area;The bonding surface is composed of multiple planes, and adjacent bonding surfaces bear tensile or shear load respectively, and after debonding or damage of a certain bonding surface, the crack will not spread to other bonding surfaces, significantly enhance the damage tolerance of repair bonding area, and further improve the mechanical properties of repair material / member.

The application discloses a kind of self-sealing inorganic sealing welding LED light source and inorganic sealing welding method, LED light source includes substrate, LED chip and light window, substrate top surface is equipped with electrode layer, welding layer, and LED chip is welded on electrode layer;Light window includes tube shell, lens, and the lower end of tube shell is welded on welding layer;It is equipped with ring cup-shaped light cup around LED chip in tube shell, and the outer side of the bottom surface of light cup is equipped with the positioning gap of opening outward along circumference, and the corresponding position of welding layer is equipped with the positioning dam for cooperating with positioning gap to position light cup, and positioning dam is equipped with the sealing glue for bonding fixed light cup, and part of sealing glue overflow is connected with welding layer and is sealed;Positioning dam includes inner dam, middle dam and outer dam sequentially arranged from inside to outside, and satisfy middle dam height h2>Inner dam height h1≥Outer dam height h3.The application has the advantages of good air tightness and high light extraction efficiency.

This utility model discloses a multifunctional artificial field ridge, relating to the field of agricultural facility technology. It includes several main units that interlock along their length. Each main unit has a support leg embedded in the soil at its base, and an arched structure with a downward-facing arc-shaped opening between two legs. Side plates are located on both sides along the length or short side of each main unit. A mulch film fixing clip is attached to the side plate of the main unit, having a slot for fixing the edge of the mulch film. A pre-drilled hole is located on the side plate of the main unit. A pipe fixing clip is also located on the side plate of the main unit, with a buckle inserted into the pre-drilled hole on the side facing the main unit. By integrating multiple functional components such as the mulch film fixing clip, pipe fixing clip, and support fixing block onto the side plate of the main unit, the efficiency of mulch film laying, irrigation pipe installation, and protective facility construction is improved, while significantly reducing on-site construction complexity and the required labor.

The utility model provides a clamping piece for building wall body connection and a building wall body, the clamping piece comprises a U-shaped main body, the U-shaped main body comprises a bottom plate and two parallel side plates; the connecting piece is arranged on a bottom plate of the U-shaped main body, the connecting piece is perpendicular to the bottom plate, the connecting piece and the bottom plate are welded and fixed, and the connecting piece extends in the direction away from an opening of the U-shaped main body. Due to the fact that the bottom plate of the U-shaped body can be directly and fixedly connected with the concrete column through a steel bonding method, the defect that holes need to be drilled in the concrete column in a traditional steel bar planting process is overcome, and the integrity of the frame structure is effectively protected. Due to the arrangement of the U-shaped main body, the welding base surface of the connecting piece is larger, the connecting strength is improved, the bonding area between the bottom plate and the concrete column is larger, and the connection is reliable.

A laser-plasma synergistic surface treatment method for CFRP / titanium alloy heterojunctions belongs to the field of heteromaterial bonding technology. First, nanosecond pulsed lasers are used to etch the surfaces of CFRP and titanium alloy to be bonded, constructing a micro-nano composite structure. Then, atmospheric pressure cold plasma is used to activate the etched surfaces, grafting polar functional groups. Finally, the two are bonded and cured using an adhesive. This invention achieves a dual enhancement effect of "mechanical interlocking" and "chemical bonding" by organically combining "laser etching to construct micro-nano physical structures" and "plasma activation to introduce chemical functional groups," significantly improving the interfacial bonding strength of CFRP / titanium alloy heterojunctions. Compared with single treatment methods, this invention can increase the joint shear strength by more than 38%, and the failure mode changes from interfacial failure to cohesive failure. It has advantages such as environmentally friendly process, good controllability, and significant effects, and has broad application prospects in aerospace, high-end equipment manufacturing, and other fields.

The utility model provides a silica gel repair mortar composite material layer which comprises a composite material layer body, and the composite material layer body comprises a mortar layer, a first connecting keel layer, a second connecting keel layer, a first silica gel layer, a second silica gel layer, a first waterproof layer, a second waterproof layer, a first outer decoration layer and a second outer decoration layer. The first connecting keel layer is arranged between the mortar layer and the first silica gel layer, and the second connecting keel layer is arranged between the mortar layer and the second silica gel layer, so that the bonding area between the mortar layer and the first silica gel layer and the bonding area between the mortar layer and the second silica gel layer are enlarged, and the connecting strength between the mortar layer and the first silica gel layer and the connecting strength between the mortar layer and the second silica gel layer are improved; and the effective structural layer cracks.

This utility model provides a loudspeaker, belonging to the field of acoustics, including a frame with a front cover. The frame includes a frame body, a front cover positioning protrusion on the frame body, and a front cover fixing groove on the frame body. The front cover fixing groove is located on one side of the front cover positioning protrusion, and a fixing claw extending from the front cover to match the front cover fixing groove. This invention increases the mating features between the frame and the front cover, increases the bonding area between the frame and the front cover, and increases the reaction force between the front cover and the frame, ensuring contact between the front cover, adhesive, and frame. The adhesive fully contacts the frame and the front cover, increasing the adhesion between the frame and the front cover, and ensuring that the front cover will not detach due to insufficient adhesion caused by a narrow front cover thickness.

The utility model discloses a sounding unit, which comprises a magnetic circuit assembly, a voice coil, a diaphragm assembly and a framework, the magnetic circuit assembly comprises an upper yoke, a lower yoke, a central magnetic structure and an edge magnetic structure, the central magnetic structure and the edge magnetic structure are respectively arranged on the lower yoke, and the upper yoke covers the central magnetic structure and the edge magnetic structure. The magnetic circuit assembly is provided with a magnetic gap, the magnetic gap surrounds the central magnetic structure, the magnetic gap is located between the upper yoke and the lower yoke, the magnetic circuit assembly is provided with a first magnetic loop and a second magnetic loop which are opposite in direction, the first magnetic loop penetrates through the upper portion of the magnetic gap, and the second magnetic loop penetrates through the lower portion of the magnetic gap. The second magnetic loop passes through the lower part of the magnetic gap; the framework comprises an inner mounting part, a connecting part and an outer mounting part which are connected in sequence, the inner mounting part is connected with the voice coil, the outer mounting part is connected with the transition part, the inner mounting part comprises a connecting plate and an inner side plate located on the inner side of the voice coil, and the connecting plate and the inner side plate are respectively bonded and fixed with the voice coil. The sound production unit is good in acoustic performance, and the skeleton and the voice coil are not easy to separate.

The utility model provides a moving cutter, a cutter head module, a cutter head device and a hair trimmer, the moving cutter is used for being matched with a static cutter and can reciprocate relative to the static cutter, the static cutter is arranged on the outer side of the moving cutter, the moving cutter comprises an arc-shaped shearing part, two transition parts and two fixing parts, the outer side face of the arc-shaped shearing part is used for being attached to the inner side face of the static cutter, and the two transition parts are arranged on the outer side face of the arc-shaped shearing part. Two opposite ends of each transition part are respectively connected with one end part of the arc-shaped shearing part and one fixed part, the distance between the two opposite ends of the arc-shaped shearing part is greater than the distance between the two fixed parts, and the central angle of the arc-shaped shearing part is 135-160 degrees; and / or the arc length of the arc-shaped shearing part is 5mm to 10mm. By arranging the movable cutter with the structure, the central angle of the arc-shaped shearing part is 135-160 degrees; and / or the arc length of the arc-shaped shearing part is 5mm-10mm, so that the fitting area between the arc-shaped shearing part and the static cutter can be increased, the shearing area is increased, and the shearing efficiency is improved.

The application relates to the technical field of adhesive tape production, and discloses a conveying device applied to adhesive tape processing and production, which comprises a rewinding conveyor body and winding rollers. A gear disc is rotatably arranged on one side of the rewinding conveyor body. The winding rollers are arranged in multiple numbers and rotatably arranged on one side of the gear disc at equal intervals. The winding rollers are rotatably arranged on one side of the gear disc at equal intervals. When the winding work of the inner cylinder of the adhesive tape on one of the winding rollers is completed, the winding roller is automatically switched by controlling the rotation of the gear disc by a predetermined angle. In the process of switching the winding roller each time, the unwound adhesive tape naturally contacts the surface of the inner cylinder of the adhesive tape on the new station, automatic adhesion is realized by using the adhesion of the adhesive tape itself, the multiple winding rollers can cyclically and alternately enter the winding station through the multi-station gear disc switching mechanism, the contact and adhesion of the end of the adhesive tape and the new inner cylinder of the adhesive tape are synchronously completed in the switching process, and the timing linkage of'switching and adhesion and cutting and separation' is realized.

The utility model discloses a widening structure for new and old bridges with large height difference, which relates to the field of widening transformation of old bridges and comprises a first bridge body and a second bridge body. The first bridge body embedded steel bars and the second bridge body embedded steel bars are embedded in the tops of the first bridge body and the second bridge body respectively; the first bridge floor cast-in-place layer and the second bridge floor cast-in-place layer are both poured at the top ends of the first bridge body and the second bridge body; the anchoring steel bars are embedded in the top of the second bridge body and located at the bottoms of the second bridge body embedded steel bars, the lightweight concrete precast blocks are arranged at the top end of the second bridge body, and the outer sides of the lightweight concrete precast blocks are matched with the second bridge body embedded steel bars and the anchoring steel bars correspondingly. The lightweight concrete leveling layer is reasonable and reliable in structure, the lightweight concrete precast blocks are adopted to replace a traditional concrete leveling layer, the weight is reduced by 30%-50%, the dead load of the newly-added leveling layer is controlled within 15% of the live load of an original bridge, and the influence on the original bridge structure is remarkably reduced.

The utility model discloses a prefabricated sandwich heat preservation wallboard which comprises a metal keel plate, cylindrical protruding parts are formed at the upper end and the lower end of the metal keel plate in a pressing mode respectively, the protruding parts extend up and down, the interiors of the protruding parts are hollow, and pouring holes enabling the interiors of the protruding parts to be connected with the outside are formed in the tops of the protruding parts. Foamed cotton plates with the thickness not larger than the height of the protruding parts are further attached to the upper end and the lower end of the metal keel plate, matching holes allowing the protruding parts to be inserted therein are formed in the foamed cotton plates, a concrete pouring layer is arranged at the end, back on to the metal keel plate, of each foamed cotton plate, and the protruding parts extending out of the foamed cotton plates are embedded in the concrete pouring layers. The diameter of the pouring hole is smaller than the inner diameter of the protruding part, and tooth grooves are distributed in the periphery of an orifice of the pouring hole. The thermal insulation wallboard has the advantages of being high in connection strength, safe and reliable to use, complete in overall function and high in practicability.

This application discloses a corner-claw photovoltaic glass and its right-angle glass claw, belonging to the technical field of vertical suspension installation of double-sided photovoltaic power generation glass, and is suitable for sway-resistant wind power generation systems. The corner-claw photovoltaic glass includes double-sided photovoltaic power generation glass, with right-angle glass claws attached to its corners. The right-angle glass claw is divided into a right-angle edge bonding area and a right-angle outer edge mounting area. The bonding area is adhered to the mutually perpendicular edge areas of the glass corner by an adhesive layer, and the mounting area is provided with mounting holes for connection to movable connectors. The right-angle glass claw is preferably tempered glass, which can form a U-shaped structure to achieve force distribution on both the front and back sides of the glass. This application replaces existing hanging clamps, solving the defects of existing solutions such as high cost, easy generation of hot spots, and poor stability. It has the advantages of low cost, no shading, strong wind resistance, convenient installation, and long service life, enabling low-cost, high-stability vertical suspension installation of double-sided photovoltaic power generation glass without elastic pads.

The invention relates to the field of workpiece spraying, in particular to a high-temperature spraying shielding area protection method which comprises the following steps: S1, taking a first protection sheet and a second protection sheet; s2, a first protection sheet is firstly attached to the workpiece, then a second protection sheet is also attached to the workpiece, one end of the second protection sheet is pressed above the first protection sheet, and the first protection sheet and the second protection sheet jointly cover the shielding area; s3, spraying is conducted, specifically, the paint is sprayed to the workpiece; s4, drying is conducted, specifically, the sprayed workpiece is dried, and the end, located above the first protection piece, of the second protection piece is warped upwards according to the material characteristics and the structural characteristics designed in the invention; s5, tearing the upwarp end of the second protection sheet, and tearing down the second protection sheet; s6, the end, covered with the second protection sheet, of the first protection sheet is torn off, and the first protection sheet is torn off. According to the scheme, the problem that the protective sheet is covered by the coating curing layer and is not easy to tear off after the coating is sprayed is solved.

The utility model relates to the technical field of trademark identification, and discloses a trademark identification with a noctilucent function. The trademark with the noctilucent function comprises a trademark plate, a propaganda content board is arranged at the top end of the trademark plate, a mounting structure is arranged at the bottom of the trademark plate, a protection structure is arranged on the outer side of the propaganda content board, and a noctilucent layer is arranged on the surface of the propaganda content board. The noctilucent ring, the acrylic plate and the protective film are arranged, the noctilucent ring is higher than the propaganda content board and the noctilucent layer so as to protect the propaganda content board and the noctilucent layer, the transparent acrylic plate is connected to the inner side of the noctilucent ring, the propaganda content board and the noctilucent layer are protected, watching of the propaganda content board is not affected, and the noctilucent layer is protected. The protective films are arranged on the surfaces of the acrylic plate and the noctilucent ring, the acrylic plate and the noctilucent ring are protected by the protective films, scratching of external objects to the advertising content board is reduced, and the service life of the advertising content board and the noctilucent layer can be prolonged through the protective films and the acrylic plate.

The optical module disclosed herein includes a circuit board, a substrate, a laser, an optical modulation chip, and a fiber array. The substrate surface is prone to rusting; therefore, a protective layer can be formed on the substrate surface. A first connecting plate is provided between the substrate and the fiber array. A first thermosetting interface layer is formed between the bottom surface of the first connecting plate and the protective layer, and a first photocurable interface layer is formed between the top surface of the first connecting plate and the fiber array. The first thermosetting interface layer increases the interfacial bonding energy between the protective layer and the first connecting plate, thereby increasing the adhesion between the substrate and the first connecting plate. The first photocurable interface layer is formed by low-temperature curing, thereby preventing the fiber array from deforming due to high temperatures. The first photocurable interface layer has a low shrinkage rate, preventing the fiber array from deforming due to stress, thereby reducing the optical path offset of the fiber array. The bottom and top surfaces of the first connecting plate form different interface layers, satisfying both the adhesion between the connecting plate and the protective layer and ensuring that the fiber array has a low optical path offset.

The application relates to a joint and beam wall integrated rudder surface structure which is composed of a main joint, an integral skin, a sandwich and a cushion block; one end of the main joint is a connecting joint, and the other end is a C-shaped structure with a Z-shaped section; the skin is designed as an integral skin which wraps the main joint, and the skin length is greater than the main joint length; the sandwich completely fills the cavity area between the skin and the main joint, and a composite material cushion block is used to fill the rear edge part of the rudder surface. The rudder surface structure integrates the main joint and the beam wall into a machining form, and the upper and lower skins and the front edge are designed as an integral skin, so that a plurality of parts are cancelled. The purpose is to reduce the part quantity, simplify the manufacturing process, shorten the manufacturing period and further reduce the rudder surface manufacturing cost.

The utility model discloses an adsorption table tray for advanced board-level packaging large board warping, which belongs to the technical field of chip packaging, the integral structure of the adsorption table tray is composed of a tray body and a base, a vacuum area is partitioned by partition strips on the bottom surface of the tray body, an air inlet of the base is connected with a vacuum pump, five paths of vacuum do not interfere with each other and are opened simultaneously, and the vacuum degree is high. The suction force of each subarea can be controlled through the design of the vacuum subareas, then the suction force of each part of the substrate is controlled so as to deal with various warping conditions, the plane contact design is further adopted, each substrate is directly attached to the top face of the disc body, the attaching area is increased, and the attaching effect is improved. And suction nozzles are arranged at the four corners and the center position of each adsorption unit, uniform adsorption is achieved, the situation of uneven adsorption is avoided, a deflation groove is omitted, and the situation that vacuum is released from the deflation groove when stress is released in the product cutting process is reduced.

This utility model relates to the field of rotor assembly technology, and more particularly to a rotor magnet sheath assembly fixture. This utility model provides a rotor magnet sheath assembly fixture that can quickly assemble rotor magnet sheaths by extruding the sheaths, allowing for direct reuse after assembly. It increases the bonding area, reduces adhesive overflow, prevents magnet sheath displacement, improves assembly efficiency, and is easy to use. The rotor magnet sheath assembly fixture includes a mounting base plate and a rotor positioning seat, etc., with the rotor positioning seat connected to the upper side of the center of the mounting base plate. This utility model uses a rotating turntable to move the positioning pin, connecting block, and slider, causing the pressure head to move and contact the magnet sheath for extrusion, ensuring the magnet sheath fits snugly. After assembly, the rotor can be directly removed, thus enabling rapid assembly of the rotor magnet sheath by extruding the sheaths and allowing for direct reuse after assembly. This increases the bonding area, reduces adhesive overflow, prevents magnet sheath displacement, improves assembly efficiency, and is easy to use.

The invention provides a method for improving the bonding strength of plates for an unmanned aerial vehicle. The method comprises the steps that a prefabricated body is prepared, and a carbon plate which is in a preset shape and needs to be bonded is obtained; constructing a morphological structure, arranging one or more of a bonding piece, a direction structural piece and a limiting piece on two sides of the bonding surface of the carbon plate according to the shape of the bonding surface of the carbon plate, and constructing the morphological structure of the bonding area with the carbon plate by the bonding piece, the direction structural piece or the limiting piece; surface treatment: cleaning the bonding area of the morphological structure; gluing and folding, namely coating an adhesive on an adhesive region of the morphology structure, and bonding; and curing: keeping the temperature and the pressure to cure the adhesive, and completing the bonding. Compared with the prior art, the method is high in universality and suitable for connection of unmanned aerial vehicles of different models and various carbon plate components such as vehicle arms, vehicle body frames and undercarriages; and the bonding strength of the carbon plate can be effectively improved.

The application relates to a spliced plastic water tank plate, which comprises a mounting frame, the inner side of the mounting frame is fixedly connected with a composite plate, the middle part of the composite plate is provided with a compression-resistant arch, an X-shaped cross hoop is arranged between the inner side of the mounting frame and an outer protective layer, the outer side of the mounting frame is fixedly connected with a rubber frame, a plurality of equidistantly-arranged fixing holes are arranged in the four edges penetrating through the mounting frame and the rubber frame, and bevels are arranged on the outer sides of the four peripheries of the mounting frame. The application has the effects of improving the pressure-bearing capacity and structural strength of the water tank, and can consider the weather resistance, ultraviolet resistance and food safety, is provided with a structure matched with glue injection, and improves the sealing performance of the water tank.

The utility model discloses an easy -open can unstacker of adjustable interval relates to unstacker technical field, and the inside rotation of mobile groove is equipped with two -way screw rod, and the inside both ends sliding of mobile groove are equipped with mobile sliding block, and two mobile sliding blocks are connected with two -way screw rod both ends respectively through thread hole, and the top of mobile sliding block is connected with the support pipe, and the clamping pipe is connected between two connecting screw holes of the same plane, and the both ends of clamping pipe are rotatably connected in two threaded connection pipe one end, and the utility model is fixed to every layer's easy -open can through the clamping pipe of both sides mutual approach, and is driven the easy -open can of stacking with the cooperation of conveying roller and electric track synchronous belt, removes, and in the instantaneous starting and stopping of conveying roller, can avoid the easy -open can of stacking and the falling of deviation, guarantee the smooth operation of subsequent production, and through the clearance between every layer clamping pipe, can effectual fixed to the easy -open can of multiple height, and the scope of application is wide.

The invention discloses a heterogeneous pipe connecting structure for transmitting loads. The heterogeneous pipe connecting structure comprises a composite pipe, a front connector, a rear connector, a front auxiliary connector and a rear auxiliary connector. The front joint comprises a front joint external thread section and a front joint bonding section; a front joint inner bonding cavity, a front joint inner thread cavity and a front joint cavity are formed in the front joint; the rear joint comprises a rear joint body, a rear joint internal thread cavity, a rear joint transition cavity, a rear joint internal fine thread cavity and a rear joint bonding cavity; the outer surface of the composite pipe is bonded with the metal joint, the inner surface of the composite pipe is bonded with the metal auxiliary joint, and the joint and the auxiliary joint form an integral structure through the fine threads, so that the bonding area of the composite pipe and the metal joint is increased, and the bonding strength is improved. A plurality of annular grooves are formed in the bonding surfaces of the front joint, the front auxiliary joint, the rear joint and the rear auxiliary joint of the metal part, so that the uniformity of a bonding agent is effectively improved, and the bonding sealing performance of the composite pipe and the metal joint is improved after secondary bonding.

The utility model discloses a whole section whole body wire core gap filling lead, relates to the cable and wire technology field, and comprises a filling lead body and a cable, the outer side of the filling lead body is provided with a fitting sleeve, the top of the fitting sleeve is provided with a conical head, the top of the conical head is provided with an arc surface, and the arc surface is provided with a through hole. The utility model relates to a novel cable fitting sleeve, which comprises a fitting sleeve, a conical head, an arc-shaped surface, a wire core fitting surface, an inner arc-shaped fitting surface and a bearing surface, the two sides of the conical head are respectively provided with a wire core fitting surface, the bottom of the fitting sleeve is provided with an inner arc-shaped fitting surface, and the two sides of the fitting sleeve are respectively provided with a bearing surface, the novel cable fitting sleeve has the advantages that through the arrangement of the fitting sleeve, the conical head, the arc-shaped surface, the wire core fitting surfaces, the inner arc-shaped fitting surface and the bearing surface; in addition, after filling, the stability of the plurality of wire core bodies can be improved, and friction caused by displacement of the wire core bodies can be avoided.

The utility model relates to aluminium alloy machining technical field, concretely is a kind of arc-shaped lamination fixing device for aluminium alloy bending processing, including base, the upper end fixed mounting of base has support, the both ends of the middle part of support one side are equipped with down pressure block, the upper and lower of the middle part of two down pressure block one side are rotatably installed with lamination board no. One side of two sets of lamination board no. is equipped with guide rotation groove no. one, the middle part of two down pressure block one side is fixedly installed with fixed block, the middle part of two fixed blocks is fixedly installed with limit rod no. one, the both ends of limit rod no. one middle part are fixedly installed with limit board no. one, and the periphery of the middle part of two fixed blocks is fixedly installed with a plurality of connecting rods. The utility model solves the shape and structure of traditional arc-shaped lamination fixing device for aluminium alloy bending processing are relatively single, difficult to adjust according to the specific shape of aluminium material, cannot realize the good lamination with various shape aluminium material, there are many problems in actual use.

The utility model relates to the technical field of faucets, and provides a waterway lifting combined core body and a faucet assembly with the combined core body, which are used for solving the problems of inconvenience in assembly and poor sealing performance in the prior art, and comprise a shell and an inner core body, a water inlet pipeline is arranged at the lower end part of the inner core body, and a valve core mounting cavity is arranged at the upper end part of the inner core body; a water way lifting groove is formed in one side of the outer wall of the upper end of the inner core body in the longitudinal direction, a water outlet communicating with the water way lifting groove is formed in the bottom of the groove bottom of the water way lifting groove, a horizontal channel is arranged between the water outlet and a water outlet hole in the bottom face of the valve element installation cavity in a communicating mode, and an annular sealing groove is formed in the peripheral side of the water way lifting groove. A split section is arranged on the upper end portion of the inner core body in an outward and downward inclined mode from the top of the inner core body, the split section splits the other side, located on the waterway lifting groove, of the upper end portion of the inner core body to form a split block convenient to install, and the split section passes through the bottom face of the valve element installation cavity, so that a limiting plane is formed on the inner side of the upper end portion of the split block convenient to install.

The utility model relates to the technical field of batteries, and particularly provides a battery pack and electric equipment comprising the same. The battery pack comprises a box body and a battery cell group, and the battery cell group is positioned in the box body; the battery cell group comprises a plurality of battery cell columns and a plurality of side plates which are alternately arranged in the first direction, each side plate comprises a plate body and adhesive limiting strips, the adhesive limiting strips are arranged on the two opposite sides of the side face of the plate body in the third direction, and an adhesive area is formed between the adhesive limiting strips on the two sides; the battery cell column comprises a plurality of battery cells, each battery cell is provided with an insulating layer, each insulating layer is provided with a hollow area, and the adhesive areas correspond to the hollow areas. According to the battery pack, the glue limiting strips on the side plates can prevent the glue on the plate bodies from overflowing towards the two sides in the third direction to influence the assembly of other parts in the battery pack, so that the glue in the gluing areas can only flow in the second direction, and the side plates can be bonded with a plurality of battery cells; moreover, the battery cell is provided with the hollow area, so that glue can permeate conveniently, the bonding area of the battery cell and the side plate is increased, and the bonding effect is firmer.

The utility model belongs to the technical field of optical reflector assembly accessories, and provides an optical reflector supporting structure which comprises a tool base and a reflector support. A mounting groove is formed in the middle of the tool base, a reflecting mirror support is inserted into the mounting groove, a reflecting mirror is arranged at the top of the reflecting mirror support, and a filling gap is reserved between the reflecting mirror support and the reflecting mirror; the reflector support is of an inverted U-shaped structure, and the shape of the mounting groove is matched with the shape of the reflector support. The filling gap is filled with UV glue; the area of a point is improved into the area of a surface, so that the bonding area of the UV glue is effectively increased; the point curing area is improved into the surface curing area, so that the ultraviolet irradiation area is effectively increased; the bonding area of the two points is optimized and improved to be the bonding area of the whole face, and the overall thrust is effectively improved by 2.5 times.