52 results about "Foot protection" patented technology

The utility model relates to a garden shoe with a foot protection function, which belongs to the technical field of garden shoes and comprises a garden shoe sole, a garden shoe vamp is fixedly connected to the top of the garden shoe sole, the garden shoe vamp and the garden shoe sole are integrally formed, exhaust holes are formed in the garden shoe vamp, a rotary shoe strap is rotatably connected to the garden shoe vamp, and the rotary shoe strap is connected with a foot protection device. The garden shoe vamp is provided with long-strip-shaped air holes, a quick-release type closing assembly used for closing the long-strip-shaped air holes and a decorative type closing assembly used for closing the exhaust holes, and a puncture-resistant insole is arranged at the bottom of the garden shoe sole. The connecting strips are installed on the outer side walls of the two sides of the puncture-resistant insole, the connecting holes are formed in the connecting strips, the positioning assemblies used for positioning the connecting strips are installed on the outer side walls of the two sides of the garden shoe sole, and when a user walks on complex road surfaces such as the field, the garden shoe can protect the foot of the user from the bottom and the top, so that the user feels comfortable. The protection effect is good.

The utility model discloses a combined economical environment-friendly transportation packaging box which comprises a box frame, side plates, a lower edge strip block, an upper edge strip block, a box cover, a clamp connecting piece and a foot protection piece, the side plates are arranged on five window frames on the box frame, the lower edge strip block is installed on the edge of the rest window frame, and the upper edge strip block is installed on the edge of the rest window frame. The lower edge strip blocks are fixedly connected with the upper edge strip blocks located on the box cover through distributed clamping hoop connecting pieces, and the two ends of each clamping hoop connecting piece are in an inward-rolling structure state. The box opening and the upper box cover are fixedly connected together through the hoop connecting piece of a stainless steel structure, a traditional nailing mode is replaced, disassembly and assembly are convenient, the flexibility of distribution and adjustment of connecting and fixing positions is high, meanwhile, the frame type box frame mode is adopted, combined installation is carried out in combination with the side plates, recycling can be achieved, and economical and environment-friendly effects are achieved.

The utility model discloses an adsorption type foot protection device for a tunnel primary support steel arch, which is used for protecting a connecting plate at an arch foot of the primary support steel arch, and is characterized by comprising a bottom plate, the side plate is vertically connected to one side of the bottom plate; the cover plates are respectively connected to two side positions between the bottom plate and the side plates; and a gap is formed between the cover plate and the bottom plate. The foot protection device has the advantages that the foot protection device can be firmly connected to the arch foot of the steel arch and can be firmly clamped to the connecting plate through the gap, and the connecting plate and bolt holes in the connecting plate are effectively prevented from being wrapped or covered by concrete. When the steel arch needs to be used, only the foot protection device needs to be removed. The device is simple in structure, convenient to operate, high in protection efficiency and high in practicability.

The utility model provides a foot protection device for an ancient tree overhead worker, which relates to the technical field of foot protection devices and comprises a shoelace-free shoe, a protection block is arranged at the bottom of the shoelace-free shoe, and two fixing ropes are arranged on the outer side of the shoelace-free shoe; the telescopic assembly is arranged between the shoelace-tying-free shoe and the protection block and comprises a motor b, a rotating cam, a short nail, a clamping block, a motor a, a cam, a hook claw and a clamping plate; the mounting assembly is arranged on the outer side of the shoelace-tying-free shoe and comprises a limiting buckle a, a bandage, a limiting buckle b and a limiting buckle c. According to the foot protection device, the friction force and the adhesive force between the shoe sole and the surface of a tree can be increased through the arrangement of the telescopic assembly, the risk of slipping is reduced, and it can be ensured that the protection device cannot fall off from a shoe during use through the arrangement of the installation assembly.

The invention relates to the technical field of water conservancy projects, and discloses an accropode and scattered riprap combined foot protection structure and a visual underwater construction method, and the foot protection structure comprises an accropode blocking area, a first scattered riprap area and a second scattered riprap area which are sequentially and transversely laid in the direction from a river channel slope toe to a bank slope. According to the accropode and scattered riprap combined foot protection structure and the visual underwater construction method, the accropode and scattered riprap combined foot protection structure is sequentially composed of an accropode blocking area, a first scattered riprap area, a second scattered riprap area, a slope connecting stone area and a grouted building block stone area, the accropode blocking area can effectively block stone blocks in a designated area, and under the condition that water flow continuously scours the stone blocks, the stone blocks can be effectively blocked by the accropode blocking area; according to the technical scheme, riprap rolling and loss can be achieved, throwing missing or repetition can be avoided according to divided grids, throwing uniformity is improved, the forming quality of a throwing section is guaranteed, the block stone loss rate is reduced, and the slope connecting stone area and the grouted building block stone area can effectively slow down water flow scouring and avoid water and soil loss.

This utility model relates to the technical field of foot drop prevention and care devices, and discloses a foot drop prevention and care device with foot protection function, including a protective block and a first fixing strap. A first connecting block is fixedly installed at the middle of the front end of the protective block, a first fixing ring is fixedly installed at the front end of the first connecting block, and a foot protective sleeve is fixedly installed at the front end of the first fixing ring. Multiple elastic massage blocks are fixedly installed on the inner surface of the protective block, and a fixing block is fixedly installed at the lower end of the protective block. The protective block includes a base layer, and a wear-resistant layer is fixedly installed on the outer surface of the base layer. A second connecting block is fixedly installed at the rear side of the upper end of the protective block. In this utility model, the foot protective sleeve can protect the front end of the patient's foot, the elastic massage blocks on the inner surface of the protective block can massage the foot, and the second fixing strap, together with the first fixing rod and the Velcro body, can tighten the protective block, wrap the patient's foot tightly, and prevent collision with external objects.

The utility model relates to the technical field of medical auxiliary instruments, in particular to a foot protection frame which comprises a limiting shell and a bearing plate, the side face of the limiting shell is connected with a tightening belt used for tightening through bolts, the lower surface of the limiting shell is connected with the upper end of the bearing plate in a clamped mode, and the inner wall of the bearing plate is connected with a rotating shaft used for transmission in a clamped mode. The upper end of the bearing plate is connected with a rubber pad used for protection through a bolt, and the upper end of the rubber pad is connected with a massage ball used for limiting in a clamped mode. According to the foot protection frame, through cooperative arrangement of the bearing plate, the rotating shaft, the rubber pad and the massage balls, when a patient uses the foot protection frame, the foot is placed at the upper end of the rubber pad, the rubber pad fluctuates through rotation of the rotating shaft, meanwhile, the massage balls at the upper end of the rubber pad massage and stimulate the foot of the patient, and the situation that when an existing device is used by the patient, the foot is not damaged is avoided. The problem that the function of only protecting the feet of the patient is relatively single is solved, and meanwhile, a soft contact surface is provided for the feet of the patient by virtue of the arrangement of a rubber pad.

The utility model provides a split type brace shell with a good ventilation effect, and relates to the technical field of fracture protectors, the split type brace shell comprises a flexible lining, a foot protection hard shell and an outer ventilation pipe, the lower portion of the flexible lining is attached to the inner side of the foot protection hard shell, the bottom of the foot protection hard shell is fixedly connected with the outer ventilation pipe, and the outer ventilation pipe is fixedly connected with the outer ventilation pipe. Through ventilation holes are formed in the upper portion and the lower portion of the flexible lining in an array mode, upper connecting pieces are riveted to the two sides of the upper portion of the foot protection hard shell, the ventilation holes of the leg protection hard shell are communicated with the ventilation holes in the upper portion of the flexible lining in an aligned mode, and the ventilation holes of the foot protection hard shell are communicated with the ventilation holes in the lower portion of the flexible lining in an aligned mode. The inner fan sends air into the outer ventilation pipe and the ventilation holes, air flow of the legs and the feet on the inner side of the flexible lining is enhanced, the air permeability of the legs and the feet on the inner side of the flexible lining is improved, and the problem that the legs and the feet are very stuffy due to the fact that the air permeability of the legs and the feet on the inner side of the brace shell is poor is solved.

The utility model discloses a shock-absorbing sports sock, which comprises a sports sock body, the sports sock body comprises a sock sole, a sock instep, a sock leg and a sock welt, three shock-absorbing protective pads are arranged at the sock sole, and the shock-absorbing protective pads are respectively positioned at a sock tip, a sock heel and a front sole of the sock sole between the sock tip and the sock heel; a plurality of vertical contraction damping strips are distributed at the position of an ankle where the bottom of the sock leg is in transition with the sock sole, the bottoms of the vertical contraction damping strips are tightly attached to the sock heel, and a plurality of transverse contraction damping strips are distributed at the position of a heel muscle key of the sock sole. The sock is reasonable in structural design, comfortable to wear, good in air permeability and better in buffering performance, the foot is well protected, the current situation that the foot sole of a long-distance runner is blistered, and fingernails are blackened due to insufficient blood supply of the fingernails after long-term exercise is greatly improved, and the foot of the long-distance runner is really protected by the sock due to shock absorption.

The utility model discloses an anti-scouring protection foot for a bridge pier bearing platform, which comprises concrete special-shaped blocks, an embedded metal framework, a self-locking structure, a grass planting plate and a grouting anchor rod, and the plurality of concrete special-shaped blocks are arranged near the bridge pier in the upstream and downstream riverbed areas of the bridge pier; the embedded metal framework is located in the concrete special-shaped block. The grouting anchor rod is connected with the pre-embedded metal framework and a riverbed bedrock or a deep stable soil layer; the self-locking structures are located at the bottoms of the column supports, and every two adjacent self-locking structures are connected through a chain. The grass planting plate is installed on the upper surface of the inclined support. The concrete special-shaped block is placed on the upstream riverbed near the pier and used for reducing flowing of riverbed silt and gravel and the flow speed of water flow, the grouting anchor rod is used for fixing the concrete special-shaped block to the riverbed, high-strength mucilage is injected into the nearby riverbed for condensation, soil around a pier pile foundation is solidified, and finally the rigid overall scour prevention structure is formed. The device is attached to the riverbed surface and tightly attached to the bridge pier, and scouring points are not prone to being generated.

The utility model relates to the technical field of spacewalk machines, in particular to a spacewalk machine protection device which comprises a supporting mechanism, one side of the supporting mechanism is rotationally connected with one side of a rotating mechanism, and one side of the rotating mechanism is movably connected with one side of a foot protection mechanism. The inner wall of the foot protection mechanism is fixedly connected with one end of an extrusion mechanism, a pushing plate is moved by a tiptoe to move the pushing plate, the pushing plate moves to drive a moving block to extrude a connecting spring, meanwhile, the pushing plate is limited through a limiting block, and a heel is blocked by a stopping block and a rubber sheet; meanwhile, a pushing plate moves through resetting of a connecting spring, when the pushing plate moves, the outer wall of the pushing plate does not block the clamping plate any more, resetting of a reset spring drives the clamping plate to clamp the two sides of the foot, resetting of the connecting spring drives the pushing plate to move, and meanwhile, through blocking of a stopping block and a rubber sheet, the clamping plate is clamped; and the protection of the device on the feet of the user is facilitated.

The utility model discloses a foot protection device of preventing pressure sore, including protection pad, both sides of protection pad are fixedly connected with first buffer pad and second buffer pad respectively, protection pad is equipped with two ankle joint and heel placement opening, first buffer pad is equipped with the U -shaped groove of size adaptation with ankle joint placement opening, protection pad adopts the breathable sponge material, and the inside fills memory cotton, first buffer pad and second buffer pad are all silica gel material, and the surface is provided honeycomb breathable hole, the utility model discloses through the elastic buffer effect of first buffer pad and second buffer pad, the pressure of ankle and heel part is evenly dispersed, avoids the local sustained pressure to lead to ischemia and anoxia, and simultaneously, the breathable material of protection pad and buffer pad can keep the foot dry, reduces the growth of perspiration, reduces the risk of skin damage.

The invention discloses a reinforced anchor rod, a riverway improvement ecological protection slope and a construction method thereof, belongs to the technical field of riverway improvement, and solves the problem that a gabion protection slope support fails due to the humidity change of a soil body. According to the reinforced anchor rod, a drill bit is slidably connected into an anchor rod body, a rotating rod is located in the anchor rod body, the lower end of the rotating rod is fixed to the drill bit, a propelling disc is arranged at the upper end of the anchor rod body, the upper end of the rotating rod penetrates through the propelling disc and is slidably connected with the propelling disc, and a fixing ring is arranged on the inner wall of the anchor rod body; a plurality of torsion springs are arranged between the fixing ring and the top of the drill bit. The ecological protection slope for river regulation comprises a gabion protection slope and a gabion foundation, the gabion foundation is connected with gabion protection feet, and the gabion protection feet are laid on a riverbed; and a plurality of reinforced anchor rods are arranged between the gabion protection slope and the riverbed. The whole supporting strength is guaranteed through automatic drilling of the drill bit and automatic stretching and retracting of the insertion rod. The whole riverbed does not need to be excavated and backfilled, and the excavation and backfilling amount of gabion protection foot construction is reduced.

[Problem] The present invention relates to a molding frame device for a civil engineering work bag that is used when filling the civil engineering work bag with a filling material in the manufacture of a large-sized foot protection unit that can be used in foot protection work, revetment work, temporary foundation work, and the like. [Solution] This molding frame device 1 for a civil engineering work bag is characterized by comprising a molding frame body 10 having an open upper opening, the molding frame body 10 having a tapered expanded-diameter section H2 the diameter of which increases upward, and a rising section H1 rising from the upper edge of the expanded-diameter section H2, the angle of the inner surface of the rising section H1 with respect to the axial direction of the molding frame body 10 being smaller than the angle of the inner surface of the expanded-diameter section H2 with respect to the axial direction of the molding frame body 10.

The utility model relates to the technical field of detection instruments, in particular to a hand and foot surface contamination detector which comprises an installation body provided with a hand detector and a foot detector, and a foot protection cover which can rotate and is used for covering the foot detector is arranged on the foot detector; a detection module electrically connected with the foot protection cover is further arranged on the mounting main body, and the detection module is used for identifying a to-be-detected person so as to realize automatic opening or closing of the foot protection cover. The detection module intelligently identifies the to-be-detected person, the foot protection cover can be better promoted to be automatically opened and closed, on one hand, dust, other heavy objects and the like can be better prevented from falling on the surface of the foot detector, and a measurement film on the foot detector is prevented from being damaged; on the other hand, cross contamination caused by the fact that the foot protection cover needs to be manually operated can be well avoided.

The utility model discloses a key switch, which relates to the technical field of switches and comprises a four-pin protection switch, a current-limiting resistor and an anti-static impact protection bidirectional diode. A first pin and a third pin of the four-pin protection switch are connected and then connected with the current-limiting resistor, and the current-limiting resistor is connected with a first pin of the bidirectional diode; the second pin and the fourth pin of the four-pin protection switch are connected and then connected with the second pin of the bidirectional diode. According to the utility model, by introducing the bidirectional diode, the resistance of the key switch to electrostatic discharge is effectively improved, and the risk of circuit damage caused by electrostatic impact is reduced. The current-limiting resistor is added to limit the current passing through the circuit, so that the circuit fault caused by overlarge current is prevented, and the stability of the circuit is further improved. And all elements are welded on the circuit board, so that the assembling process of the circuit is simplified, and subsequent maintenance and replacement are also facilitated.

The application relates to the technical field of hydraulic engineering, and discloses a combined foot protection structure of twisted king blocks and scattered riprap and a visual underwater construction method, which comprises a twisted king block sealing area, a first scattered riprap area and a second scattered riprap area which are sequentially laid transversely from a river slope foot to a bank slope. The combined foot protection structure of twisted king blocks and scattered riprap and the visual underwater construction method sequentially comprise the twisted king block sealing area, the first scattered riprap area, the second scattered riprap area, a slope connecting stone area and a mortar masonry area. The twisted king block sealing area can effectively seal the block stones in the specified area, avoids the rolling and loss of the riprap under the condition of continuous water flow scouring, and can be sequentially divided into blocks and layers according to the divided grid, so that the missing or repetition of the throwing and dropping is avoided, the uniformity of the throwing and dropping is improved, the forming quality of the throwing and dropping section is ensured, and the block stone loss rate is reduced. The slope connecting stone area and the mortar masonry area can effectively slow down the water flow scouring and avoid the water and soil loss.

The utility model relates to the technical field of elevator toe guards, and discloses a folding type elevator toe guard assembly which comprises an elevator bottom plate, a side frame is fixedly assembled at the bottom of the elevator bottom plate, a toe guard main plate is rotatably connected to the inner wall of the side frame, and a toe guard auxiliary plate is slidably connected to the inner wall, close to the bottom, of the toe guard main plate. The inner wall, close to the bottom, of the foot protection auxiliary plate is rotationally connected with a circular plate. When the bottom of the foot protection auxiliary plate is impacted, the side face of the foot protection auxiliary plate slides on the inner wall of the foot protection main plate, the outer edge of the sliding rod is driven to slide in the inner wall of the inner cylinder, the outer edge of the sliding cylinder slides in the inner wall of the outer cylinder, the inner wall of the sliding cylinder is driven to slide on the outer edge of the inner cylinder, and then the sliding cylinder drives the outer edge of the magnet ring to slide in the inner wall of the coil. Electromagnetic damping is generated on the magnet ring through the coil, then the sliding barrel is assisted to drive the foot protection auxiliary plate to conduct damping protection, the spring is used for assisting in pushing the outer barrel to move in the direction away from the inner wall of the foot protection main plate at the top of the outer barrel, and then the foot protection auxiliary plate is assisted to reset.

The invention relates to the technical field of water conservancy projects, in particular to a construction method of a combined protection structure for river closure. Comprising the following steps; the method comprises the following steps: 1) determining an area of a dike closure gap part, and throwing and filling large stones and reinforced gabions at a riverbed of the closure gap part for bottom protection; (2) the area of the right bank wrapping head portion of the embankment is determined, the right bank wrapping head portion is filled with boulder in a throwing mode for foot protection and slope protection, and a reinforced gabion is adopted for protection; (3) the left bank of the embankment is filled with concrete tetrahedrons, alloy net bags, steel bar gabions, rock block strings and large rock blocks in the direction of the lifting angle of 45 degrees for protection till the filling materials are exposed out of the water surface; and 4) determining the area of the lower corner part of the left bank of the embankment, and throwing and filling large stones at the lower corner part of the left bank for protection. By means of the method, the problems that in the large-fall, large-flow, high-flow-speed and soft riverbed environment easy to wash and brush, the impact loss amount of closure throwing materials is large, and the embankment is prone to collapse can be solved, the closure speed of a large river is increased, and it is ensured that the embankment enters the embankment stably and safely under the complex hydrological condition.

The utility model discloses a flatfoot corrective shoe with an arch protection function, and relates to the technical field of foot protection shoes. The flatfoot corrective shoe with the arch protection function comprises a vamp, a sole and an insole, the vamp is adhered to the sole through colloid, a plurality of wrapping faces higher than the instep are arranged on the vamp, the different wrapping faces are sewn and spliced, and a three-dimensional side flange is integrally arranged at the side end of the insole. According to the flatfoot corrective shoe with the arch protection function, the wrapping performance on a foot is kept through the wrapping face on the vamp, meanwhile, the wrapping area of the vamp on the foot is increased through the high welt, and good lateral supporting force is provided. When the foot protection shoe is worn, the three-dimensional surface arranged on the surface of the insole can be fully attached to the foot; by means of the three-dimensional side flanges, the foot is wrapped when attached to the surface of the insole, the risk of spraining the foot is relieved through the three-dimensional side flanges, and the lateral supporting effect of the insole is better.

1. Name of the product in this design: Foot protection accessories. 2. Purpose of this design: It is used as an accessory for foot drop protection, for fixing to shoe eyelets, to provide a lifting effect for the foot drop protection. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D rendering 2.

The utility model discloses a prefabricated building block bank protection net deepwater plant planting bag foot protection structure which comprises a bank protection body, a foot protection structure, building blocks and a planting structure. The protection foot structure comprises a block stone protection foot and a locking section, the block stone protection foot is supported at the bottom of the revetment main body, and the block stone protection foot is fixed through the locking section; the building blocks and the vegetation comprise building blocks, aquatic plants and protection devices, the building blocks are continuously laid on the slope surface of the revetment main body, each building block comprises a building block ring wall, a filling cavity is formed in each building block ring wall, vegetation filling is arranged in each filling cavity, the aquatic plants are planted on the vegetation filling, and the protection devices are correspondingly arranged on the building blocks. Aquatic plants are planted on the revetment main body, so that ecological restoration and biological diversity are promoted, and an aquatic organism habitat is provided; the structural stability is enhanced through the block stone foot guards and the anchor rods, and scouring is effectively prevented; the design of the prefabricated building block net cover enables plants to grow under protection, and the ecological property is improved.

A blow-molded full-sheet inflatable air cushion combined with a shoe outsole, includes a forefoot air cushion portion having a front air chamber. A heel control portion has a rear air chamber and a receiving groove formed at a top surface. A lateral connecting portion is connected to the forefoot air cushion portion and the heel control portion, and has a lateral air chamber. The three portions are formed as an integral structure by blow molding with mutually communicating chambers. An elastic pumping assembly is installed in the receiving groove and includes an elastic bladder member, an intake conduit assembly, and an exhaust conduit assembly connected to the elastic bladder member and the front air chamber. When the elastic bladder member is compressed, air is filled into the front air chamber and fully inflated throughout all chambers. Comprehensive foot protection by effectively cushioning external forces at all foot positions is achieved.

The utility model discloses an anti-seepage reinforced dike structure which aims at solving the problems that according to an existing dike seepage reinforcing scheme, seepage in the dike foundation range cannot be effectively solved, the pressure of underground water in a dike cannot be effectively reduced, and stability of the dike is not facilitated. The structure comprises a dam body, a road arranged on the upper side of the dam body and a retaining wall arranged on the upstream face of the dam body, steel sheet piles are fixedly connected to the side, close to the upstream face of the retaining wall, of the dam body in an inserted mode, ground beams are fixedly connected to the top ends of the steel sheet piles, and reinforced concrete protection feet are fixedly connected to the upper surfaces of the ground beams. The mode that the steel sheet piles are combined with the reinforced concrete is utilized, the anti-seepage capacity of the dike can be effectively improved, the steel sheet piles are used for vertical seepage prevention and reducing underground water pressure in the dike foundation, the reinforced concrete protection face is used as an anti-seepage layer and reducing seepage pressure in the dike body, and the steel sheet piles and the reinforced concrete protection face are integrally combined through the reinforced concrete protection feet and the ground beams. And the overall stability of the dike section can be improved.

1. Name of the product in this design: Shoes (14). 2. Purpose of this design: For use as foot protection. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D rendering 1.

The utility model relates to the technical field of toe guards, in particular to a novel elevator toe guard which comprises a bottom plate, a first connecting plate is integrally formed at the top end of the bottom plate, a first reinforcing rib plate is integrally formed at the top end of the first connecting plate, a second connecting plate is integrally formed at the top end of the first reinforcing rib plate, and a second reinforcing rib plate is integrally formed at the top end of the second connecting plate. A third connecting plate is integrally formed at the top end of the second reinforcing rib plate, a third reinforcing rib plate is integrally formed at the top end of the third connecting plate, and the thicknesses of the bottom plate, the first connecting plate, the first reinforcing rib plate, the second connecting plate, the second reinforcing rib plate, the third connecting plate and the third reinforcing rib plate are all 0.5 mm. The beneficial effects are that the structure design and material selection are optimized, thus ensuring strength, reducing material cost, and reducing weight. A steel plate material with the thickness of 0.5 mm is adopted, the bottom plate, the connecting plate, the reinforcing rib plate and other components are tightly combined together through the integrated forming technology, and the overall structure with high strength and good durability is formed.

The utility model discloses a pin protection structure of a pin transformer, and relates to the technical field of pin transformers and accessories thereof. The pin transformer comprises a pin transformer body, a fixing assembly is fixedly arranged on the side wall of the bottom of the pin transformer body and comprises angle plates fixed to the four corners of the bottom of the pin transformer body, sliding insertion rods are welded to the two ends of an adjusting frame, the adjusting frame is connected with a fixing frame in an inserted mode through the sliding insertion rods, and a protection assembly is fixed to the outer wall of the adjusting frame. The protection assembly comprises an installation frame fixed to the adjusting frame, a stud is connected to the installation frame in a threaded mode, the tail end of the stud is rotationally connected to an abutting plate, and a pin sleeve and a second spring are fixedly arranged on the abutting plate. According to the pin transformer, the fixing assembly is used for fixing pin transformer bodies of different specifications, and the protection assembly not only can be used for protecting the pin bodies in a sleeving manner, but also can be used for preventing the pin bodies from colliding with other parts.

A baffle structure includes a main body, a first board, and a second board. The first board has a first sliding groove and a second sliding groove. The main body is slidable along the first sliding groove, making the first board movable between a first height position and a second height position below the first height position. The second board is located on the first board. The second board is slidable along the second sliding groove. The second board is movable to a third height position below the second height position. By moving the first board and the second board to the first height position, the second height position, and the third height position, the baffle structure can be quickly switched between a transportation mode, a foot protection mode, and a wind blocking mode. A rack and a server system using the baffle structure are also disclosed.