51results about How to "Realize the package" patented technology

The invention discloses a longitudinal waterproof cable and a production process, and relates to the technical field of cables, the longitudinal waterproof cable comprises a cable body, the cable body comprises a cable core, a belting layer is arranged outside the cable core, a gap between the belting layer and the cable core is filled with water-blocking powder, an inner lining layer is arranged outside the belting layer, and the inner lining layer is filled with water-blocking powder. The outer portion of the inner lining layer is provided with an aluminum-plastic composite belt, the outer portion of the aluminum-plastic composite belt is provided with an outer sheath, the end portion of the outer sheath is provided with a sealing assembly, the sealing assembly is used for sealing the end portion of the cable body, and the outer sheath is sleeved with a protection assembly. The protection assembly is used for protecting the outer sheath, and the sealing assembly is matched with the protection assembly to seal the joint between the two adjacent cable bodies. The cable sheath can be effectively protected, corrosion and aging are delayed, the waterproof effect of the end of the cable is effectively improved, and water is prevented from invading from the end of the cable.

The invention discloses a wall-mounted charging pile capable of storing a wire harness for a new energy automobile, and relates to the technical field of charging piles, the wall-mounted charging pile comprises a fixed bottom plate and a charging pile, the fixed bottom plate is fixedly connected to a wall through bolts, the fixed bottom plate is fixedly connected with the charging pile, and an adjusting assembly is arranged on the fixed bottom plate; the adjusting assembly comprises a first hinge piece which is fixedly connected with the outer surface of the fixing bottom plate and located below the charging pile, a second hinge piece is rotationally connected to the first hinge piece, a winding box is fixedly connected to the face, away from the first hinge piece, of the second hinge piece, and a first fixing shaft is fixedly connected to the middle of the winding box. The axial direction of the wire outlet pipe is parallel to the moving direction of the cable, so that excessive friction between the cable and the wire outlet pipe is avoided, friction borne by the cable is reduced, the service life of the cable can be prolonged, meanwhile, the cable can be prevented from being damaged after being excessively abraded, and the risk of electric leakage of the abraded cable is reduced.

The invention discloses a preparation method of a micro-ecological bacterium enzyme preparation and application of the micro-ecological bacterium enzyme preparation in a feed additive, and belongs to the field of preparation of a fermented feed by combining a compound microorganism strain with a biological enzyme. Centrifugally separating and mixing bacterial liquid cultured by the acid-resistant zymophyte to obtain a mixed bacterial precipitate, and freeze-drying the mixed bacterial precipitate to obtain mixed bacterial powder; freezing a mixed enzyme solution formed by mixing papain, bromelain and cellulase to obtain mixed enzyme powder; and mixing the mixed bacterial powder and the mixed enzyme powder to form the micro-ecological bacterial enzyme preparation. Mixing and stirring the micro-ecological bacterium enzyme preparation, basal feed and water, and fermenting to obtain a fermentation mixture; adjusting the pH value of the fermentation mixture with hydrochloric acid, mixing with aldehyde chitosan, stirring and reacting to obtain a cross-linked fermentation product, and drying the cross-linked fermentation product with hot air to obtain the solid fermentation feed.

The invention relates to the technical field of colored tire rubber, and particularly discloses an anti-tarnishing rubber composition for a colored tire and a preparation method of the anti-tarnishing rubber composition. According to the anti-discoloration rubber composition for the colored tire, the modified colored white carbon black is firstly prepared, then the solution polymerized styrene-butadiene rubber, the natural rubber and the ethylene propylene diene monomer are used as rubber matrixes, and the modified colored white carbon black is added for coloring and reinforcing; and adding auxiliary agents such as polydicyclopentadiene resin, titanium dioxide, a YDH-151 silane coupling agent, zinc oxide, stearic acid, sulfur, a TBBS accelerator, protective wax, an AFS / LG anti-aging agent, an antistatic agent and the like to prepare the anti-tarnishing rubber composition for the colored tire. The anti-discoloration rubber composition for the colored tire has the advantages of being stable in color, resistant to aging, good in stretchability, high in wear resistance and high in weather resistance.

The invention relates to the technical field of transformers, and discloses a three-phase self-coupling power transformer which comprises a three-phase self-coupling transformer, three sets of transformer shells are arranged in the middle of the three-phase self-coupling transformer, and six sets of fixing frames are fixedly arranged at the positions, close to the front end and the rear end, of the upper side and the lower side of the three-phase self-coupling transformer. Driving assemblies are arranged on the front sides, the upper sides and the lower sides of the three sets of transformer shells, three sets of cooling assemblies are arranged on the inner sides, close to the outer sides of the three sets of transformer shells, of the driving assemblies, and the driving assemblies comprise three sets of upper cooling liquid shells which are arranged on the upper sides of the three sets of transformer shells and correspond to the lower ends of the four sets of fixing frames correspondingly. According to the three-phase self-coupling power transformer, through overall cooperative use, the purpose of driving the cooling assembly is achieved, changing work of different cooling effects is completed, and meanwhile the situation that the cooling assembly is wrapped on the outer side of the transformer shell all the time, and normal natural heat dissipation is affected is avoided.

A power cable insulation damage detection system disclosed by the present invention comprises a shell, one side of the shell is provided with an opening, the shell is internally provided with a driving wheel mechanism and a detection mechanism, the driving wheel mechanism comprises a driving wheel mechanism and a driven wheel mechanism, and the driving wheel mechanism is connected with a driving motor; the detection mechanism comprises a clamping seat, the clamping seat is connected with a lifting driving device, an arc-shaped groove is formed in the clamping seat, an elastic arc-shaped clamping plate is arranged in the arc-shaped groove, the elastic arc-shaped clamping plate is connected with the inner wall of the arc-shaped groove through a fine adjustment assembly, and a plurality of groups of detection components are arranged on the elastic arc-shaped clamping plate; the shell is further provided with a control mechanism and a driving power source, and the control mechanism and the driving power source are electrically connected with the driving wheel mechanism and the detection mechanism. The cable insulation damage can be quickly found, timely repair is facilitated, normal operation of the cable is ensured, and potential safety hazards are reduced.

The invention discloses an organic fertilizer obtained by fermenting animal waste and a preparation method thereof, and belongs to the technical field of preparation of organic fertilizers for agricultural production. Comprising the following steps: drying, crushing and sieving mixed animal manure to obtain mixed animal manure particles; the mixed animal waste particles, water and a complex microbial inoculant are mixed and fermented to obtain fermented animal waste; the preparation method comprises the following steps: mixing plant straws with an inorganic alkali solution, heating and stirring, adding acid to adjust to a neutral environment after heating and stirring, adding a mixed cross-linking agent, and heating and reacting to obtain a cross-linked protective film solution; mixing the fermented animal waste and the cross-linked protective film solution according to the mass ratio of 1: (1-1.5), stirring and drying to obtain the organic fertilizer. Through the technical means provided by the invention, the organic fertilizer with a slow release effect is prepared.

The invention discloses a high-throughput single-particle arranged and packaged micro-fluidic chip and application thereof, and belongs to the field of biomedical engineering. The single-particle arranged micro-fluidic chip comprises a substrate and a slide glass, wherein the substrate is used for supporting the slide glass; a particle suspension liquid inflow port, a sheath liquid inflow port, a periodic focusing flow channel and an outflow port are formed in the slide glass; the particle suspension liquid inlet and the sheath liquid inlet are respectively connected with a micro-channel, and the two micro-channels intersect to form a micro-channel and are communicated with the periodic focusing channel; the included angle of the micro-channel intersection of the particle suspension liquid inlet and the sheath liquid inlet is 30-100 degrees; the periodic focusing flow channel is of a spiral structure from inside to outside; the periodic focusing flow channel is connected with the flow outlet; the micro-fluidic chip provided by the invention integrates droplet arrangement and screening functions, and finally realizes single particle encapsulation.

The invention relates to an adaptive vascular intracavity stent taking-out structure applied to the technical field of medical instruments, and the adaptive vascular intracavity stent taking-out structure comprises a taking-out pocket frame, a taking-out pipe, a suction pipe, a telescopic rib, a suction elastic frame, a supporting rib, a bite needle and barbs. The sucking pipe is contracted to drive the sucking elastic frame to push the thrombus to the taking-out pocket frame, the taking-out pocket frame and the sucking elastic frame respectively wrap the two ends of the thrombus, and therefore the thrombus is wrapped, the thrombus is conveniently taken out, and when the sucking elastic frame pushes the thrombus, the thrombus can be conveniently taken out by repeatedly conducting telescopic changes of the telescopic rib. The closed end of the suction elastic frame is driven to stretch and deform, the bite needle is repeatedly inserted into and pulled out of the thrombus, in the bite needle pulling-out process, the bite needle is matched with the barbs to bite and break the thrombus, and therefore the caked thrombus can be more finely broken, the thrombus can be conveniently sucked out through the suction pipe, and the thrombus taking-out effect is further effectively improved.

The utility model relates to the technical field of medical auxiliary supplies, and discloses an arm ice compress bag convenient to fix, which comprises a wrapping bag, two bandages are fixedly connected to the outer wall of the same side of the wrapping bag, a plurality of ice bags are arranged in the wrapping bag, the upper ends and the lower ends of the ice bags are fixedly connected and communicated with water passing pipes, and the water passing pipes are communicated with the water passing pipes. Water passing pipes are communicated among the water passing pipes at the same end, and one end of each water passing pipe is connected with a pipe plug. According to the arm ice compress bag convenient to fix, the wound position of the arm of a patient can be completely wrapped by the wrapping bag through the two bandages, comprehensive wrapping of the wound of the arm of the patient is achieved through the ice bag in the wrapping bag, and the ice compress effect is improved.

The invention discloses a crucible charging protection device, which relates to the field of semiconductor manufacturing technology, and comprises a crucible body, wherein an annular groove is provided on the outer ring surface of the crucible body, and a telescopic mechanism is provided on the top of the crucible body. In the invention, one end of a connecting rod is connected to an overflow pipe 1, and the connecting rod is connected to an auxiliary rod through a pin shaft 2, and the auxiliary rod is connected to a pulley 1 through a pin shaft 1. The rotation of the pulley 1 can drive the connecting rod to rise and fall, thereby adjusting the use height of the overflow pipe 1. When the overflow pipe 1 is raised and lowered, the telescopic rod and the support rod can guide the rise and fall of the overflow pipe 1 and the connecting rod respectively. After adjustment, the guide hole on the overflow pipe 1 and the guide pipe on the overflow pipe 2 can be aligned. The guide pipe and the guide member 1 can be used to guide the flow of silicon liquid, so that the silicon liquid is collected in the guide member 1, and splashing is reduced, thereby accelerating the discharge of the silicon liquid and reducing the damage of the overflow to the crucible body.

The utility model relates to a welding windproof tool and a welding device.The welding windproof tool is installed on a welding robot and comprises a first-stage windproof assembly and a second-stage windproof assembly, the first-stage windproof assembly is connected to a welding gun of the welding robot in a sleeving mode, and the welding robot is covered with the second-stage windproof assembly; the first-stage windproof assembly and the second-stage windproof assembly each comprise a windproof cover, a welding observation window and a flexible wrapping opening are formed in each windproof cover, and the second-stage windproof assembly comprises an exhaust fan arranged on each windproof cover. By means of the welding windproof tool, the windproof cover can be rapidly assembled and disassembled on a welding robot, meanwhile, the windproof effect is guaranteed through the two-stage windproof linkage mode, a welder can observe the welding process in an all-around mode during welding, finally, the welding efficiency and quality are guaranteed, and the occurrence probability of air hole defects is reduced.

This utility model discloses a convenient drain ball valve switching tool for aquaculture, relating to the technical field of ball valve switching tools. It includes a switch handle holder, one end of which has a groove structure adapted to accommodate and engage the drain ball valve switch handle; the other end of the switch handle holder is a connecting end; a universal joint, one end of which is detachably connected to the other end of the switch handle holder; and a telescopic ratchet wrench, the torque output end of which is detachably connected to the other end of the universal joint and can drive the switch handle holder to rotate via the universal joint. This utility model can easily rotate the drain ball valve at the bottom of the aquarium, offering convenient, time-saving, and labor-saving operation, greatly improving the work efficiency of the aquaculture workshop.

The invention relates to a cell packaging and printing device and method capable of dynamically adjusting liquid components and concentration, the cell packaging and printing device comprises a micro-fluidic chip, the micro-fluidic chip is vertically placed, the micro-fluidic chip at least comprises a micro-channel layer, and a micro-channel layer is arranged in the micro-channel layer; the micro-channel comprises at least one liquid inlet channel, at least one air inlet channel, at least one printing channel and at least one waste liquid channel, and the starting end of each liquid inlet channel and the starting end of each air inlet channel are connected with the corresponding pressure control end. The tail end of the liquid inlet channel, the tail end of the air inlet channel, the starting end of the printing channel and the starting end of the waste liquid channel intersect at the same position and form an extrusion area, and the thickness of the extrusion area is smaller than that of other areas of the micro-channel. A clamping structure is provided for the micro-fluidic chip, and it is guaranteed that the micro-fluidic chip is placed in the vertical direction and precisely matched with the piezoelectric device.

The invention relates to the technical field of batteries, and provides an insulating film and a battery cell. The insulating film is used for wrapping the outer side of a pole group of a battery cell, and comprises a first film group, a second film group and a third film group, the first film group comprises a first film body, a second film body and a third film body which are sequentially connected along a first direction, the second film body is provided with a first bulge part and a second bulge part which are arranged at an interval in a second direction, and the second bulge part is provided with a via hole for a tab to pass through; the two ends, in the second direction perpendicular to the first direction, of the first film set are each connected with a second film set, each second film set comprises a first turnover body, a second turnover body and a third turnover body which are distributed in the first direction, the first turnover bodies are connected with the first film bodies, the second turnover bodies are connected with the second film bodies, and the third turnover bodies are connected with the third film bodies; the first film body and the second film body can be folded relative to the third film body and connected with each other, and the first folding body and the second folding body of each second film group can be folded relative to the first film group and connected with each other, so that the first film group and the two second film groups define a box body structure.

The utility model relates to a protection assembly for a radar, a radar device and a vehicle, the protection assembly comprises first protection parts made of a soft material and second protection parts made of a hard material, the first protection parts are arranged on at least two surfaces of the edge of a window, and the second protection parts are arranged on the outer sides of the first protection parts; wherein the first protection piece is at least arranged on the edge of the front side of the window. The soft first protection pieces are arranged on the at least two surfaces of the window, so that the periphery of the window is wrapped, and the buffering performance of the window is enhanced; meanwhile, the hard second protection piece is arranged on the outer side of the first protection piece, so that the hardness of the periphery of the window is enhanced through the second protection piece. When an external foreign matter impacts the periphery of the window, the anti-impact performance of the window to the external foreign matter can be improved through the second protection piece, meanwhile, the buffer of the periphery of the window to external impact force is improved through the first protection piece, the service life of the radar is prolonged, and the performance of the radar is improved.

The invention discloses a silver gold sand spraying technology, and belongs to the technical field of precious metal processing, a silver blank and a gold sand layer are included, the gold sand layer adopts gold sand particles, the gold sand particles of the gold sand layer are evenly attached to the surface of a silver base layer to form a colorful glittering effect, and the gold sand particles of the gold sand layer are partially embedded into the surface of the silver base layer to form a glittering effect. The attaching and wrapping stability of the gold sand particles is improved, and the gold sand particles partially protrude out of the surface of the silver blank. According to the silver gold sand spraying process, effective combination of the silver blank and the gold sand is achieved by spraying the gold sand on the surface of the heated and softened silver blank, specific needed styles can be formed on the surface of the silver blank by adjusting the sand grain size of the sprayed gold sand and the spraying area, decoration patterns are diversified and extremely individualized, the charming flickering feeling can be shown under light, and the decoration effect is good. Therefore, the whole product is more attractive and has a colorful glittering effect, and the aesthetic property of the gold and silver ornament is effectively improved.

The present invention relates to the technical field of transformers, and discloses a three-phase auto-coupling power transformer, including a three-phase auto-coupling transformer, three groups of transformer shells are arranged in the middle position of the three-phase auto-coupling transformer, six groups of fixing frames are fixedly arranged on the upper and lower sides of the three-phase auto-coupling transformer near the front and rear ends, driving components are arranged on the front and upper and lower sides of the three groups of transformer shells, three groups of cooling components are arranged on the inner side of the driving component near the outer side of the three groups of transformer shells, and the driving component includes three groups of upper cooling liquid shells arranged on the upper side of the three groups of transformer shells corresponding to the lower end positions of the four groups of fixing frames. The three-phase auto-coupling power transformer described in the present invention realizes the purpose of driving the cooling component and completing the work of changing different cooling effects through overall coordinated use, while avoiding being wrapped in the outer position of the transformer shell all the time, affecting normal natural heat dissipation.

The utility model discloses automatic fruit packaging equipment, and relates to the technical field of automatic fruit packaging. A packaging assembly is arranged on one side of the end of the first conveying assembly. The packaging assembly comprises a frame body; a slide rail is fixedly mounted at the top of the frame body; one end of the sliding rail extends to the position above the first conveying assembly, and a first electric push cylinder is fixedly installed at the top of the sliding plate. Push rods of the first electric push cylinders penetrate through the sliding plates and are fixedly provided with clamping jaws. In the packaging process, fruits needing to be packaged are independently transported through a carrying bag on the first conveying assembly, the situation that every two adjacent fruits are squeezed or collided is effectively avoided, the fruit conveying efficiency and the fruit quality are effectively guaranteed, a first electric push cylinder drives a clamping jaw to effectively clamp the fruits in the carrying bag, and the fruit packaging efficiency is improved. And then a sliding plate provided with a first electric push cylinder is driven by a second electric push cylinder to move along a sliding rail at the top of the frame body, so that the clamped fruits are placed on a placing table arranged on a working table in the frame body.

The invention relates to the technical field of biological medicine, and particularly discloses a preparation method of a collagen and anti-propionibacterium acnes gamma protein combined preparation, and the preparation method of the collagen and anti-propionibacterium acnes gamma protein combined preparation comprises the following steps: preparing anti-propionibacterium acnes gamma protein; adding water into the anti-propionibacterium acnes gamma protein and the recombinant III-type collagen, stirring and mixing, adding glycerol and a neutralizing agent, and mixing to obtain a uniform solution; the preparation method comprises the following steps: dispersing carbomer with water, adding a preservative and a humectant, mixing, finally adding the uniform solution, and mixing to obtain the required collagen and anti-propionibacterium acnes gamma protein combined preparation. The combined preparation prepared by the method can be used for effectively treating acnes, is remarkable in curative effect, does not generate drug resistance, is short in treatment cycle, can quickly eliminate skin damage, promote cell growth and adhesion and repair skin barriers, and does not generate new rash after healing.

The utility model discloses a combination formula installation protection cover of thread cylinder sensor for unmanned mine truck, include: mounting panel, fixed protection subassembly, including the first protection block and the second protection block of opposite adhesion setting, the bottom surface connection mounting panel of first protection block, be equipped with the first half thread hole on the adhesion surface of first protection block, be equipped with the second half thread hole on the adhesion surface of second protection block, and first half thread hole and second half thread hole mutually splice and form thread mounting hole. The utility model discloses through setting mounting panel and the structure of fixed protection subassembly, wherein fixed protection subassembly includes the first protection block and the second protection block of opposite adhesion, and they splice and form thread mounting hole through first half thread hole and second half thread hole, realized the comprehensive package and stable installation of thread cylinder sensor, effectively prevented the dust, silt invasion and ore impact in the mine harsh environment, solved the problem that the current installation mode lacks effective protection because thread cylinder sensor is directly exposed outside.

The present invention discloses an unmanned ecological active water bath control method and equipment, comprising the following steps: step one, liquid absorption: extending the water absorption pipe to the bottom of the riverbed, and the high-pressure pump sucks the muddy and water mixed sewage liquid into the reaction chamber; step two, oxidation disinfection treatment: turning on the micro-nano bubble generator and the high-pressure ionization gasification generator, pre-treating the muddy and water mixed sewage liquid to form a gas-liquid mixed liquid; step three, liquid spraying: pumping the gas-liquid mixed liquid to the bottom of the riverbed to form a muddy and water mixed liquid; step four, secondary liquid absorption and stirring: pumping the muddy and water mixed liquid and part of the nano bubbles at the bottom of the water area again, and transporting them to the high-pressure agitator for stirring to obtain a uniform mixed liquid; step five, spraying aeration: spraying the uniform mixed liquid on the water surface. The present invention has the following advantages and effects: it has the effects of safety and environmental protection, effective bath control, and improving the self-healing ability of water bodies.

A tundish submersed nozzle gapless baking device aims at achieving gapless baking of a submersed nozzle after fire of a baking device is turned off and before casting is started, the baking temperature is guaranteed, the casting success rate is increased, and the designed structure of the tundish submersed nozzle gapless baking device integrates the functions of free positioning, front-back movement, ignition, gas flow adjustment and the like. The device comprises a gas distributor, a connecting metal hose, a gas burner, a telescopic centering device, a lead screw, a supporting bearing and the like.

The present invention is a manufacturing structure and method of a surface mounted integrally formed inductor, which has the characteristics of using a mixture of magnetic powder and thermosetting resin to preform two groups of completely identical pressing plate bodies, the pressing plate bodies having a pressing surface, and the pressing surface is specifically high on both sides and low in the middle. In the forming mold, the two groups of pressing plate bodies are placed directly above and directly below the built-in coil, respectively, the pressing surface of the pressing plate body needs to face the built-in coil, and the two poles of the built-in coil need to exceed the two end ranges of the pressing plate body respectively, and the two groups of pressing plate bodies and the built-in coil are formed into a blank by pressurization or heating. After forming, the two poles of the built-in coil are exposed outside the blank, and external electrodes are formed at both ends of the blank. The inductor manufactured by the present invention has good blank coverage and almost no leakage flux, which can maximize the coil size, improve Isat and reduce Rdc. Combined with the shape of the pressing plate body, it can reduce damage to the pressing plate body and reduce the size of the inductor.

The invention discloses an overturning and discharging manipulator for powder metallurgy parts, and relates to the technical field of overturning and discharging manipulators. The device comprises a CCD detector, the CCD detector is arranged at the interval of two connecting arms, the CCD detector is fixedly connected with the end, away from a box body, of a first telescopic rod, and the CCD detector carries out shooting comparison on parts grabbed by a discharging mechanism, so that the grabbing position is adjusted through the discharging mechanism, the overturning angle and the laying-down position are adjusted in a similar way, and the grabbing precision of the parts is improved. The two parts are arranged on the two connecting arms, slippage caused by a poor grabbing position, collision caused by too many or too few overturning angles and falling of the parts caused by uncertain laying-down positions are avoided, so that the situation that the parts are damaged and waste products are generated is avoided, meanwhile, other parts on the two connecting arms are matched with each other, the two parts can be grabbed respectively, and the CCD detector is arranged at the interval of the two connecting arms. And two parts on the two sides can be detected, and the manufacturing cost of the overturning discharging mechanical arm is reduced.

The utility model relates to tree supporting equipment technical field, concretely is a tripod for tree supporting and fixing, including support frame, the support frame has three, the outside of three support frame all is fixedly installed with fixed block, the bottom of fixed block is provided with universal ball head, the bottom fixed mounting of universal ball head has support column, the outside of support column is provided with external thread, the below of support column is provided with support sleeve, the inside of support sleeve is provided with internal thread, the bottom of support sleeve is provided with support disc, the between support frame is provided with support mechanism, through setting up a tripod for tree supporting and fixing, to utilize the structural design in support mechanism, under the cooperation of support spring and rubber pad, can exert flexible clamping force to the tree trunk, and then effectively prevents the damage that rigid contact force caused to the tree trunk, ensures the growth effect of tree.

The utility model discloses an integral edge cutting structure in a preservative film packaging process, and relates to the technical field of packaging integral edge cutting. The rack body comprises a supporting frame; a transmission assembly is arranged at one end of the supporting frame in a matched mode; the conveying assembly is arranged on one side of the feeding assembly, and the feeding assembly comprises a jacking air cylinder. A push rod of the jacking air cylinder and the carrying plate are fixedly installed. The bottom of the jacking air cylinder and the rack body are fixedly installed. A placing plate is fixedly mounted on the supporting frame; a rectangular groove through which the carrier plate can penetrate is formed in the placing plate; in use, clamping of a preservative film is achieved through clamping plates at the two ends of a first double-outlet-rod electric push cylinder, the bottom of a rectangular groove in a containing plate is covered with the preservative film through cooperation between a sliding block and a sliding rail, tray transferring is achieved through a conveying assembly, then the tray is driven by a carrying plate to move upwards, and in the upward moving process of the tray, the preservative film is conveyed to the bottom of the rectangular groove. And the tray is wrapped by the preservative film.

The invention relates to the technical field of power distribution safety, in particular to a distribution network cross arm insulation protective sleeve which comprises an external assembly, a first insulation protective sleeve, a second insulation protective sleeve arranged at one end of the first insulation protective sleeve, a bearing assembly and limiting grooves formed in the first insulation protective sleeve and the second insulation protective sleeve. The limiting assembly comprises a first transverse plate arranged at one end of the first insulation protection sleeve and one end of the second insulation protection sleeve, a limiting plate arranged at one end of the first transverse plate and an extrusion assembly. According to the invention, the plurality of first insulation protection sleeves and the second insulation protection sleeves are formed, the disassembly and the combination can be conveniently and quickly realized, and the plurality of first insulation protection sleeves and the second insulation protection sleeves are selectively combined and then are plugged into the first insulation protection sleeves and the second insulation protection sleeves from one end of the cross arm, so that the complete wrapping of the cross arm is realized; therefore, the device is protected and is prevented from being damaged.

The utility model relates to an activation device, belongs to the technical field of medical massage, and particularly relates to an exercise hip muscle group activation device which comprises a shell, and a hydraulic cylinder is fixedly connected to the inner wall of one side of the shell. The device is fixed to the waist through the waist and abdomen binding belt, the massage cushion is attached to the buttocks, the hydraulic cylinder is started to drive the movable plate to move, drive the movable column to move and drive the top plate on the supporting rod to get close inwards, the position of the top plate is limited through the connecting block and the strip-shaped block when the top plate is attached, and after the top plate is attached to the buttocks, the massage cushion is fixed to the buttocks. The heating assembly is started to heat the buttocks, different buttocks are wrapped, the massage effect is conveniently improved, the working efficiency during massage is further improved, and the problems that before the buttocks are massaged by an existing device, when different buttocks are wrapped and massaged, the buttocks cannot be effectively wrapped, and the massage effect is affected are solved. The massage effect on the buttocks is easily reduced, and good massage efficiency cannot be achieved.