123results about "Uniforms" patented technology

The invention relates to the field of cooling of human body protective clothing, in particular to a cooling fabric based on phase change microcapsules. The cooling fabric comprises a polyester fiber layer, a phase change microcapsule layer and a PTFE waterproof breathable film layer. The polyester fiber layer is made of skin-friendly polyester fibers, has excellent moisture absorption and sweat releasing performance and can improve wearing comfort. The phase-change microcapsule layer is formed by uniformly embedding microcapsules coated with a phase-change material into the textile structure, and absorbs heat and generates phase change when the environment temperature rises, so that the temperature of the fabric is reduced; the PTFE waterproof breathable film layer has waterproof and breathable functions, can prevent external liquid from permeating, allows water vapor to permeate, and enhances environmental adaptability. By optimizing the spinning method of the phase-change microcapsules, the phase-change heat exchange efficiency can be improved while the air permeability of the fabric is kept, and the cooling performance of the fabric at high temperature is ensured. The fabric can be widely applied to high-temperature work clothes, outdoor sportswear and intelligent temperature control textiles, and has the advantages of being high in temperature adjusting capacity, comfortable, breathable and the like.

The invention relates to the field of school uniform fabric production, in particular to a preparation method of an environment-friendly quick-drying school uniform fabric, which comprises the following preparation steps: S1: material selection, S2: fiber functionalization treatment, S21: plasma surface modification, S22: enzymatic polishing, S3: blended yarn preparation and fabric weaving, S4: fabric dyeing, S5: multifunctional composite finishing, S51: spraying of a waterborne polyurethane coating, S52: ozone washing water softening, s6, carrying out post-treatment; the regenerated polyester, the organic cotton and other raw materials are adopted, the regenerated polyester is made of recycled PET plastic bottles and is environmentally friendly and economical, polar groups on the surface of the regenerated polyester are activated through plasma surface modification, the hygroscopicity is greatly improved, the quick-drying performance is enhanced, and by means of a unique double-layer honeycomb mesh structure and a double-strand yarn optimization treatment mode, the moisture absorption performance is greatly improved. A multidirectional moisture guiding channel is formed, and the moisture evaporation rate is increased, so that the prepared school uniform fabric is environment-friendly, durable and comfortable while maintaining high-breathability and quick-drying performance.

The present disclosure teaches an article of manufacture using an industrial (or commercial) manufacturing process. The article of manufacture comprises an infrared (IR) luminescent material that emits in the IR wavelength range (e.g., from approximately seven-hundred nanometers (˜700 nm) to approximately one millimeter (˜1 mm)) after being excited by incident wavelengths of between ˜100 nm and ˜750 nm (or visible light). In other words, once the material has been exposed to visible light, the material will continue to emit in the IR wavelength range for a period of time, even when the material is no longer exposed to the visible light.

The invention relates to a multifunctional police tactical vest based on new energy power generation and a lifesaving air bag, and relates to the technical field of police protective equipment. The invention relates to a multifunctional vest which comprises a vest body, the vest body comprises an outer layer, a middle layer and an inner layer which are sequentially arranged from outside to inside, a movable energy storage power source and a power supply interface are arranged on the front portion of the outer layer, a flexible photovoltaic assembly is integrated on the back portion of the outer layer, and the middle layer comprises a puncture-proof inner container, a lifesaving air bag and a heating module. The puncture-proof inner container is made of a light high-strength titanium alloy material, and the inner layer is provided with a breathable net-shaped lining. The system and the method have the effect of meeting diversified duty task requirements of police officers.

The application discloses a constant-temperature work clothes powered by a thin-film solar cell, and relates to the technical field of constant-temperature work clothes for fire fighting, which comprises a work clothes body, notches are respectively formed in two shoulder parts of the work clothes body, and a detachable power supply assembly is installed in the notches of the work clothes body. The power supply assembly is detachably installed in the two shoulder parts of the work clothes, body surface cooling components are respectively attached and installed on the front body and the back body inside the work clothes, detachable sleeve opening cooling components are respectively installed in the two sleeves of the work clothes body, and the sleeve opening cooling components and the body surface cooling components are electrically connected with the power supply assembly, so that when the work clothes is maintained, the work clothes can be replaced by replacing individual parts instead of the whole work clothes, resource consumption is reduced to a certain extent, and the flexibility of the work clothes in use is indirectly improved.

The invention discloses a photovoltaic safety warning garment suitable for all days. Multiple sets of low-voltage flexible waterproof LED lamp strips and flexible photovoltaic panels are arranged at the positions, corresponding to the chest, the abdomen and the waist and the back of the human body, of the outer surface of a garment body. A photovoltaic micro inverter, a quasi-solid-state zinc ion micro battery and an on-off switch circuit board are arranged on the portion, above, below or on one side of a pattern formed by the low-voltage flexible waterproof LED lamp strip and the flexible photovoltaic panel, of the inner interlayer. The photovoltaic micro inverter and the quasi-solid-state zinc ion micro battery are tightly attached and fixed together and are electrically connected; the on-off switch circuit board clings to the photovoltaic micro inverter and the quasi-solid-state zinc ion microbattery, is connected with the quasi-solid-state zinc ion microbattery and controls whether the quasi-solid-state zinc ion microbattery discharges or not; an on-off switch button is arranged on the outer side of the on-off switch circuit board, and instructions of users are received through the on-off switch button. According to the fluorescent clothes, the use limitation of existing fluorescent clothes is broken through, the dependence on external light conditions is reduced, and the controllability of a light source for reminding and warning is improved.

The present invention discloses a breathable and refreshing school uniform fabric and school uniform, specifically relating to the technical field of clothing fabrics. The fabric comprises a substrate layer and a surface layer. The substrate layer is composed of functional fibers composited from matrix fibers and core-shell microspheres. The core-shell microspheres have hydrogels as cores and multi-level porous cellulose acetate microspheres as shells. The multi-level porous cellulose acetate microspheres have a particle size of 5 to 30 μm and at least three levels of pores. A precursor solution of the hydrogel is stirred and mixed with the multi-level porous cellulose acetate microspheres to preform an intermediate by a cyclic temperature change method. A cross-linking agent is then added to prepare hydrogel@multi-level porous cellulose acetate core-shell microspheres. The functional fiber is prepared by low-temperature spinning or low-temperature tie-dyeing to achieve the composite of the core-shell microspheres. The substrate layer has the functions of absorbing water, losing water, and scattering sunlight, thereby improving the wear feel during high temperatures in summer. The multi-level porous cellulose acetate microspheres provide stress constraint and mechanical protection, thereby ensuring the functional life of the hydrogel.

CHEF'S JACKET A chef's jacket comprises first and second superimposable front panels (10, 20); a collar (2); female and male elements arranged successively and respectively along the first front panel (10) and the second front panel (20), or vice versa. The female and male elements are removably coupleable to fix the front panels. The first front panel (10) has a foldable flap (15), defining at least a portion of the collar (2), comprising one or more of said female or male elements, for closing or opening the collar (2). The jacket comprises a locking element (16) removably coupleable to the foldable flap (15) to lock the foldable flap (15) in a folded position (R1) defining a lapel (3) of the jacket (1). The locking element (16) is arranged on the first front panel (10) opposite the female or male elements.

The utility model relates to a composite wear-resistant elastic fabric applied to the field of fabric parts, which is used for waistcoat clothes and comprises composite wear-resistant elastic fabric cover layers, outer reflective coatings are fixedly connected to the ends, far away from each other, of the two composite wear-resistant elastic fabric cover layers, and wear-resistant coatings are fixedly connected to the inner ends of the outer reflective coatings. The composite wear-resistant elastic cloth cover layers are arranged on the front side and the rear side of the waistcoat, the outer reflective coating is arranged on the front side and the rear side of the waistcoat, the waterproof coating is fixedly connected to the end, away from the outer reflective coating, of the wear-resistant coating, and the inner warning coating is fixedly connected to the end, away from the waterproof coating, of the outer reflective coating. The outer reflective layer covers the photosensitive coating inner ball of the inner warning layer when the outer reflective layer is worn and is not worn, the photosensitive coating inner ball is sensitive to ultraviolet rays, and the photosensitive coating inner ball is exposed to sunlight and changes color after being worn, so that a user is reminded that the outer reflective layer is worn so as to repair the fabric in time, and the service life of the fabric is prolonged.

The utility model relates to a police needle and shuttle spliced coat, and relates to the technical field of police protective equipment, the police needle and shuttle spliced coat comprises an inner layer and an outer layer of the coat, an interlayer cavity is formed between the inner layer and the outer layer, an inflation expansion layer located in the interlayer cavity is arranged in the coat, and the inflation expansion layer covers an upper body and upper limbs. A plurality of vent holes communicated with the inner layer and the outer layer are formed in the inflatable expansion layer so as to form air channels which are interwoven horizontally and vertically, an inflation unit used for inflating the inflatable expansion layer is arranged on the outer sleeve, and an exhaust valve used for exhausting is arranged on the inflatable expansion layer; a Kevlar layer is arranged on the inner layer, and the upper body can be covered with the Kevlar layer. The coat has the advantages that the coat has good anti-striking, anti-falling and anti-stabbing functions, the daily wearing thickness of the coat is reduced, and the wearing convenience of the coat is improved.

The present invention pertains to a flame-retardant fabric comprising modified polyacrylonitrile fibers A, modified polyacrylonitrile fibers B, and cellulose-based fibers, the modified polyacrylonitrile fibers A containing a compound containing tin and zinc and substantially not containing a magnesium compound, the modified polyacrylonitrile fibers B containing a magnesium compound and substantially not containing a compound containing tin and zinc, and the cellulose-based fibers A containing a compound containing tin and zinc and substantially not containing a magnesium compound. The flame-retardant fabric contains 2.0 mass% or more of a tin and zinc-containing compound derived from the modified polyacrylonitrile fiber A. The thickness of a carbonized film of the flame-retardant fabric after a combustion test according to ISO15025 is 4.0 mm or more.

The utility model belongs to the technical field of security protection vests, and particularly relates to a multifunctional security protection vest which comprises a protection vest body, a plurality of weapon bags are connected to the outer surface of the bottom end of the protection vest body in a sewing mode, and a first fixing frame is fixed to the outer surface of the right side of the middle of the protection vest body. A heart protection assembly is arranged on the inner surface of the upper right portion of the protection vest body, a mounting plate is fixed to the outer surface of the upper left portion of the protection vest body, a flashlight support is rotatably mounted at the front end of the mounting plate, a supporting assembly is mounted between the flashlight support and the mounting plate, and a second fixing frame is fixed to the front left portion of the middle of the flashlight support. Bandages are bonded and fixed to the middle of the protective vest body and the middle of the flashlight support, and the bandages are made of nylon materials. The heart protection vest has a good protection effect on the heart, the functionality of the protection vest is more comprehensive, and the practicability is higher.

The utility model belongs to the technical field of graphene textile products, and particularly relates to a graphene anti-static tool which comprises a clothes body, the clothes body comprises sleeves, a front part, a back part, a collar and clothes shoulders which are sewn with one another, and each sleeve comprises a sleeve body and a cuff connected with the sleeve body; the fixing devices are arranged on the sleeves and used for fixing the sleeves when the sleeves are rolled up; the storage structure is arranged on the front part and used for storing tools; the trouser body comprises a trouser waist, trouser legs and trouser bottoms which are sewn with one another; wherein the clothes body and the trousers body are both made of graphene fibers. The garment has the advantages that when the sleeves need to be rolled up, a worker can easily fix the sleeves through the fixing device, the requirement for frequently adjusting the sleeves is avoided, and therefore the working efficiency is improved. Meanwhile, due to the use of the fixing device, the safety risk possibly caused by loosening or slipping of the sleeves is reduced, especially in the working environment where attention needs to be highly focused and accurate operation needs to be conducted.

The utility model relates to the technical field of clothing engineering, and discloses a windproof warm-keeping work suit which comprises a suit body and two suit pockets, the inner wall of the suit body is fixedly connected with reinforcing lining cloth, the top of the inner wall of the reinforcing lining cloth is provided with a sealing slide way, and the sealing slide way is provided with a sealing groove. The top of the inner wall of the business suit body is fixedly connected with a plurality of fixing buckles, the inner walls of the fixing buckles are slidably connected with the same elastic tightening belt, the inner wall of the sealing sliding way is slidably connected with a miniature sliding block, and the rear side of the miniature sliding block is fixedly connected with a fixing frame. The outer side of the fixing frame is connected with the outer side of the elastic tightening belt in a sliding mode. According to the utility model, the toothed sliding block is separated from the positioning teeth by pressing the toothed sliding block downwards, and the toothed sliding block is moved left and right under the guiding and limiting of the sealing slide way, so that the elastic tightening belt can be contracted, the size of the neckline is further adjusted, the whole structure is integrally formed, the operation is simple and convenient, and parts are not easy to lose.

The utility model relates to the technical field of work clothes, in particular to work clothes with a large-capacity pocket structure, which comprise a clothes body and sleeves, pockets are arranged at chest positions on two sides of the upper portion of the front face of the clothes body, and the work clothes are characterized in that press-fit structures are arranged at the lower ends of the pockets, each press-fit structure is composed of a first fold, a second fold, a third fold and a fourth fold, the sum of the distance between the first crease and the second crease and the distance between the third crease and the fourth crease is equal to the distance between the second crease and the third crease, the first crease and the third crease are pressed outwards, the second crease and the fourth crease are pressed inwards, the first crease and the third crease coincide after pressing, short sewing lines are arranged at the two ends of the pressing structure respectively, a pocket cover is arranged at the upper end of the pocket, and the pocket cover is provided with a pocket opening. And the pocket cover and the pocket are buckled and connected through a snap fastener. The pockets and the zippered bags are arranged on the upper portion of the clothes body, the overall space for storing articles of the work clothes is enlarged, meanwhile, the press-fit structures are arranged on the pockets, the capacity of the pockets is enlarged, and a wearer can store more articles conveniently.

The utility model discloses a school uniform coat, which relates to the field of clothes, and comprises a school uniform body, the school uniform body further comprises a first clothes body and a second clothes body, the first clothes body and the second clothes body are sewed, a collar is arranged at the top of the first clothes body, the collar and the first clothes body are sewed, and the front sides of the first clothes body and the collar are connected through a zipper. According to the utility model, the first garment body, the second garment body, the collar, the sleeves, the garment shoulders and the school badge are arranged, the first garment body and the sleeves are dark blue, the second garment body, the collar and the garment shoulders are light blue, the school badge is a white-bottomed dark blue character, and the school badge with the white-bottomed dark blue character is sewn on the dark blue first garment body, so that the school badge can be better highlighted; and deep blue and light blue are mixed and matched, so that the scattering and vigor flying of the students can be better shown, the collective recognition sense of the students can be enhanced, the styles and features of the schools can be conveniently shown, the identities of the students can be conveniently identified, and the trouble of dressing matching of the students can be reduced.

The utility model provides a portable breathable student school uniform, which relates to the technical field of clothes and comprises a school uniform body, a first breathable cloth net is arranged on the surface of the school uniform body, a concealed button female end is fixedly connected to the surface of the school uniform body, a first pocket is fixedly connected to the surface of the school uniform body, and a second pocket is fixedly connected to the surface of the school uniform body. A second pocket is fixedly connected to the surface of the school uniform body, the first pocket is arranged at the top of the second pocket, a second breathable cloth net is arranged at the rear end of the school uniform body, and the first breathable cloth net can improve the front breathability when a student wears the school uniform. The isolation layer sewed at the rear end of the first breathable cloth net can prevent the skin from being damaged due to long-time contact with the first breathable cloth net, the second breathable cloth net can improve the breathability of the back when a student wears the garment, the sweat absorption layer can rapidly absorb generated sweat, and therefore the comfort in the wearing process is improved, and the safety of the student is improved. The air flow speed around the sweat absorbing layer can be increased around the breathable cloth net II, and the evaporation rate of sweat in the sweat absorbing layer is increased.

The utility model discloses a school uniform with adjustable size and thickness, which comprises a school uniform main body and an adjusting zipper, a thickening device is arranged, the thickness of the school uniform is increased through an inner layer thickening pad, and a fixing zipper is used for fixing the inner layer thickening pad and the school uniform main body through the matching of a fixing belt and a connecting belt. Meanwhile, the thickness of the inner-layer thickening pad can be further supplemented, the thickness of the inner-layer thickening pad can be further increased, and through the arrangement, the thickness of the school uniform can be conveniently adjusted, so that the school uniform can be suitable for being worn in different seasons, the cold resistance of the school uniform is improved, and the protection on students is enhanced.

The utility model belongs to the field of clothes, and particularly relates to a school uniform vest with a warning function and a night safety function, which can improve the safety of the clothes, comprises a vest body, and is characterized in that the vest body is formed by splicing a front cutting piece and a rear cutting piece at the top; a front warning lamp and a rear warning lamp are installed at the chest position and the back position of the front cutting piece respectively, the front warning lamp is installed on straps on the two sides of the chest position of the front cutting piece, a pocket for containing a circuit board is arranged on the front cutting piece, a power line is arranged in the straps and connected to the circuit board, and the back warning lamp is installed on the back of the back cutting piece. The rear warning lamp is installed on a warning strip, a circuit board is arranged in the warning strip, and the warning strip is bonded with the rear cutting piece through a hook-and-loop fastener.

The utility model discloses an adjustable waterproof collar for anti-immersion cold protective clothing, which comprises an inner waterproof layer, an outer protective layer and an adjusting mechanism, the inner waterproof layer and the outer protective layer are sewn together to form an inner layer and an outer layer, the adjusting mechanism is used for enabling the inner waterproof layer to be tightly attached to a neck of a human body, a rope penetrating hole is arranged on the front side of the outer protective layer, and the adjusting mechanism comprises an adjusting rope and a locking piece. The adjusting rope is located in an interlayer between the inner waterproof layer and the outer protective layer, the two ends of the adjusting rope stretch out of the rope penetrating holes after the adjusting rope is wound on the inner waterproof layer, and the locking piece is used for locking the stretching length of the adjusting rope. The neckline is used in cooperation with anti-immersion cold protective clothing for lifesaving of flight personnel, the inner waterproof layer can be adjusted to ensure that the waterproof layer is tightly attached to the neck of the human body, the inner waterproof layer is prevented from being damaged due to repeated pulling deformation, and excessive precision trimming is not needed.

This application discloses a wrinkle-resistant school uniform and its production process, which relates to the field of clothing production technology. The uniform comprises a top, trousers, and two decorative strips disposed on the same side of the trousers. The decorative strips comprise an inner layer and an outer layer that are sewn together. Selvedge strips are disposed on both sides of the inner layer for sewing and locking the outer layer to the side of the inner layer away from the trousers. This application has the effect of ensuring the flatness of the portion of the trousers where the two decorative strips are sewn.

The invention relates to the technical field of school uniform, and particularly discloses a multifunctional assembled school uniform, through the design, the multifunctional assembled school uniform comprises a school uniform body module and a function extension module which are detachably connected with each other, the school uniform body module comprises a collar, an upper garment, sleeves and a cap, and the collar, the upper garment, the sleeves and the cap are detachably connected through quick connecting structures; the quick connection structure comprises magnetic attraction parts and hook-and-loop fastener parts, the magnetic attraction parts and the hook-and-loop fastener parts are arranged at the joints of the collar, the sleeves, the cap and the jacket, the hook-and-loop fastener parts are arranged at the tail ends of the collar, the sleeves and the cap, and the function extension module comprises a warm keeping module and a breathable module. The warm-keeping module is detachably connected with the interior of the upper garment through combination of the magnetic attraction parts and the hook-and-loop fastener parts, the ventilation module is arranged in the upper garment, the problems that an existing school uniform is single in function and inconvenient to connect are effectively solved, the functional modules of the school uniform are rapidly and stably connected and detached, and the practicability and applicability of the school uniform are improved.

The utility model discloses novel drooping cloth for scholars, which relates to the field of clothes, and is characterized in that the drooping cloth comprises a body, one side of the body is detachably connected with a decorative strip, the decorative strip comprises a cloth cover and a plurality of color cloth strips, the color cloth strips are connected with the cloth cover in a sewing way, the body is provided with a magic tape hook surface, and the plurality of color cloth strips are respectively provided with a magic tape rough surface. When the number of drooping cloths of a student representing a certain subject is insufficient, the magic tapes on the other drooping cloths can be torn off, the color cloth strips which cannot be used are put into the cloth cover, and then the color cloth strips representing the subject are taken out of the cloth cover and pasted on the hook surfaces of the magic tapes, so that the color of the decorative strip is replaced, and the decorative strip is convenient to use. The decorative strips are arranged on the body, so that redundant vertical cloth can be changed into vertical cloth corresponding to a required subject, the decorative strips and the body are detachably connected, people can separate the decorative strips and the body for cleaning, and the quick-dry yarn formed by twisting the special-shaped polyester fibers with the double-cross-shaped cross sections can well guarantee the airing speed of the color cloth strips.

The invention relates to the field of fabrics, in particular to a wear-resistant easy-to-clean fabric, a preparation method thereof and a tool prepared from the fabric. A preparation method of the wear-resistant easy-to-clean fabric comprises the following steps: preparing modified nano aluminum oxide; preparing an outer-layer fabric; preparing a chitosan-based antibacterial agent; preparing an inner layer fabric; and preparing the wear-resistant easy-to-clean fabric. The preparation method comprises the following steps: reacting acryloyl chloride with 1, 4-butanediamine to generate a difunctional cross-linking agent with acrylamide double bonds at two ends, then preparing a prepolymer emulsion from the difunctional cross-linking agent, polytetrahydrofuran glycol, 2, 2-dimethylolpropionic acid and the like, and reacting with an organic silicon emulsion under the initiation of ammonium persulfate to prepare a modified waterborne polyurethane emulsion. The surface of the nylon fabric is coated with the coating to form the wear-resistant and easy-to-clean coating, so that the washing resistance of the coating can be remarkably improved, the long-term wear-resistant and easy-to-clean properties of the outer-layer fabric are maintained, the risk that the coating is stripped from the surface of the fabric during friction is reduced, and the wear resistance of the outer-layer fabric is improved.

A law enforcement jacket device for facilitating a tool vest worn beneath a jacket to be accessible includes a jacket that has a body and a pair of sleeves such that the jacket can be worn by a law enforcement officer. The jacket has a pair of closures each integrated into the body for opening and closing the body. The jacket has a pair of slots each integrated into the body such that the pair of slots defines an opening when the body is closed with the pair of closures. In this way the opening facilitates a tool vest worn beneath the jacket to be accessible to the law enforcement officer while the law enforcement officer is wearing the jacket.

The invention relates to a process method for manufacturing duty clothing based on a high-strength molecular polyethylene material, and belongs to the technical field of duty clothing. The ceramic composite sheet is arranged in an interlayer of a neckline of the on-duty suit, and the ceramic composite sheet is fixed through an inlaying technology and used for forming a neck protection area; wherein the high molecular weight polyethylene fiber composite material is formed by compounding a graphene composite fabric outer layer, an ultra-high molecular weight polyethylene fiber non-woven cloth middle layer, a breathable functional knitted fabric inner layer and a thermoplastic polyurethane adhesive film bonding layer. According to the manufacturing process method of the on-duty clothes based on the high-strength molecular polyethylene material, the neckline is integrated with the ceramic composite sheet, the protection blind area neck of traditional stab-resistant clothes is protected in a targeted mode, the burden and inconvenience caused by independently wearing neck protection equipment are avoided, protection is achieved when the clothes are worn, and extra wearing steps are not needed; and the police speed and the ability to deal with sudden threats are greatly improved.

The invention discloses a breathable and refreshing type school uniform fabric and a school uniform, and particularly relates to the technical field of garment fabrics, the breathable and refreshing type school uniform fabric comprises a substrate layer and a surface layer, the substrate layer is composed of functional fibers formed by compounding matrix fibers and shell-core microspheres, the shell-core microspheres take hydrogel as cores and hierarchical porous cellulose acetate microspheres as shells, and the surface layer is formed by compounding the matrix fibers and the shell-core microspheres. The particle size of the hierarchical porous cellulose acetate microspheres is 5-30 [mu] m, the hierarchical porous cellulose acetate microspheres have at least three levels of pores, the precursor solution of the hydrogel and the hierarchical porous cellulose acetate microspheres are stirred and mixed, then an intermediate is prepared through a circulating temperature change method, then a cross-linking agent is added, and the hydrogel-hierarchical porous cellulose acetate shell-core microspheres are prepared; the functional fiber is prepared through low-temperature spinning or low-temperature tie-dyeing to achieve compounding of shell-core microspheres, the substrate layer has the functions of water absorption, water loss and sunlight scattering and improves the wearing body feeling in the summer high-temperature period, and the hierarchical porous cellulose acetate microspheres provide stress constraint and mechanical protection and guarantee the functional life of the hydrogel.

A school uniform body comprises a school uniform body, slits are arranged on the two sides of the top of the school uniform body, and extending cloth is sewn and connected to the positions, located on the inner sides of the two slits, of the school uniform body. Female buckles are fixedly connected to the surface of the trouser body and located on one side of the slit, male buckles are fixedly connected to the surface of the trouser body and located on the other side of the slit, the number of the male buckles on each side is two, the two male buckles are located on the same horizontal line, and inserting shafts are fixedly connected to the middles of the faces, away from the trouser body, of the male buckles; the side edge of the inserting shaft is in an arc shape, a slit is arranged at the upper end of the trouser body, a plurality of male buckles and a single female buckle are arranged on the two sides of the slit respectively, the female buckle can be connected to different male buckles according to the waistline of a student, and therefore the problem that errors exist in the trouser size is solved, the sweat-absorbent cloth is connected between the male buckles and the female buckles through the lantern rings, and the sweat-absorbent cloth faces the skin of a wearer. Therefore, when the waist and the abdomen of the wearer sweat, the sweat absorbing cloth can absorb sweat.