62 results about "Duroplast" patented technology

This article is a transfer aid made substantially of hard plastic (e.g., ultra-high molecular weight polyethylene) and used to transfer a person (patient) from a bed or the like to a wheelchair (or seat), or vice versa. The transfer aid (10) comprises a floor plate body (11) having a longitudinal length of approximately 400 to 1000 mm and a thickness of approximately 4 to 10 mm. A buttocks interference prevention part (12) is provided in the center of one side of the floor plate body (11), and under-buttocks insertion parts (13) are provided on both ends. The buttocks interference prevention part (12) has a through-hole and a handle (12a), and is configured to be bendable via a recess (12b) between it and the floor plate body (11). In addition, notches (14) are formed between the main body (11) of the floor plate and both sides of the buttock interference prevention section (12) to the under-buttock insertion section (13), making it easier for the caregiver to hold the item and insert it under the buttocks of the person being transferred. Furthermore, hook holes (15) are provided on both ends of the main body (11) at positions on the center of gravity, improving convenience for storage and portability. A non-slip plate (16) can be provided on the back of the main body (11), thereby increasing stability during use. Reference rear view 1, showing the state in use, shows the main body (11) with two non-slip plates (16) attached, while reference rear view 2, showing the state in use, shows the main body (11) with one non-slip plate (16) attached. The reference perspective view and the reference front view show the buttock interference prevention portion (12) folded and flat with the floor plate body (11).

The utility model discloses a hollow composite casing pipe with a sealing structure, which comprises a composite casing pipe main body, the composite casing pipe main body comprises a protective inner pipe and a reinforcing outer pipe, a detachable structure is arranged between the protective inner pipe and the reinforcing outer pipe, the protective inner pipe comprises an aluminum alloy wrapping pipe, a glass fiber heat insulation pipe and a hard plastic inner pipe, and a sealing structure is arranged between the reinforcing outer pipe and the protective inner pipe. The protective inner pipe in the hollow composite sleeve is subjected to composite reinforcement design, and the aluminum alloy wrapping pipe, the glass fiber heat insulation pipe and the hard plastic inner pipe are arranged to wrap and protect the hollow composite sleeve layer by layer, so that the hollow composite sleeve has good structural strength and hardness and is not prone to deformation and damage, and the service life of the hollow composite sleeve is prolonged. And meanwhile, a sealing structure is arranged between the reinforcing outer pipe and the protective inner pipe and used for achieving a good sealing protection effect, the phenomenon of leakage at the clamping position of the protective inner pipe and the reinforcing outer pipe is prevented, and the sealing performance of casing pipe installation is effectively improved.

The utility model relates to the technical field of oil seals, and discloses a high-pressure-resistant rotary oil seal. The high-pressure-resistant rotary oil seal is arranged on the outer side of a rotary shaft in a sleeving mode, and a rubber body, a framework and a check ring are sequentially arranged from top to bottom in the axial direction of the rotary shaft. The upper surface of the framework is adhered to the lower surface of the rubber body, and the check ring is adhered to the lower surface of the framework; the framework is a plastic ring made of high-temperature-resistant and high-pressure-resistant hard plastic, and the check ring is a metal ring made of high-temperature-resistant and high-pressure-resistant hard metal. According to the high-pressure oil seal, a high-rigidity metal framework is replaced by the plastic framework, the service life of the high-pressure oil seal is greatly prolonged, a sealing piece is prevented from being extruded out of a gap through the cooperation of the plastic framework and the metal check ring, and the pressure bearing capacity of the whole oil seal structure is enhanced.

The utility model discloses a pet bed, particularly relates to pet supplies, and comprises a bed body, the bed body comprises four bed columns and cross beam plates formed by combining two adjacent bed columns into a whole, and at least two supporting plates are installed between the two cross beam plates; the bed board comprises a non-woven fabric pad, no less than four hard plastic plates are arranged in the non-woven fabric pad, and the non-woven fabric pad part between every two adjacent hard plastic plates is a flexible bending part; the telescopic rods are inserted into the sleeving bags symmetrically and fixedly arranged on the back face of the non-woven fabric pad, and the number of the sleeving bags located on the same horizontal plane is not less than three. The pet cage is integrally made of light materials, is convenient to carry, disassemble and assemble, and greatly considers the requirements of renting houses and raising pets.

The invention relates to a polishing treatment device for the inner surface of a rocket conduit. The polishing treatment device comprises a hard plastic rod main body, an air source conduit, a visual camera, an inner rod and a pneumatic rotary polishing head, the hard plastic rod main body is of a hollow structure and is adjustable in length; the inner rod is of a hollow structure, the front end of the inner rod is closed, and the rear end of the inner rod is inserted into the hard plastic rod body from the front end of the hard plastic rod body. The visual camera is arranged at the front end of the inner rod and faces the direction away from the inner rod. The pneumatic rotary polishing head is arranged on the peripheral surface of the hard plastic rod main body and is positioned at a position close to the front end of the hard plastic rod main body; the rear end of the air source guide pipe is communicated with an external air source device, the front end of the air source guide pipe extends into the hard plastic rod body from the rear end of the hard plastic rod body, and the front end of the tracheal guide pipe penetrates through the circumferential face of the hard plastic rod body to be communicated with the pneumatic rotary polishing head. The inner surface of the rocket conduit can be prevented from being scratched, the device can be suitable for rocket conduits with different lengths, and the treatment condition of the inner surface of the rocket conduit can be observed in real time.

The present invention is an outdoor spigot protection device to prevent freezing and provide convenient access for operating the spigot. The device comprises a main cover body made of a hard plastic outer shell with an interior foam insulation layer, an open rear surface with a soft (i.e., compressible) foam ring for creating an airtight seal against an external or exterior wall, and a pull strap for securing the cover tightly to the spigot. A handle extends through the top of the cover and is operatively connected to the spigot valve via a fastening mechanism, enabling the valve to be turned without removing the cover. A hose aperture with weather-resistant materials accommodates a connected hose while preventing the entry of cold air and debris. The device can include an insulated wrap for protecting vertical pipes connected to free-standing spigots.

The invention discloses recycled plastic recycling pretreatment equipment which comprises a base, a certain oblique angle is formed between the top face of the base and the ground, a front end base and a rear end base are fixed to the top of the base, a smashing cavity assembly is rotationally arranged between the front end base and the rear end base, and a smashing transmission unit is arranged on one side of the rear end base and comprises a torque motor and two sets of smashing rollers. The two groups of crushing rollers are driven by the torque motor to oppositely rotate on the inner side of the crushing cavity assembly for crushing waste materials, the two groups of crushing rollers are arranged in the same direction and are conical, and the torque motor can drive the crushing cavity assembly to rotate while driving the crushing rollers to rotate; a material guiding mechanism is arranged on the inner side of the smashing cavity assembly and located above the single set of smashing rollers, and the material guiding mechanism is used for guiding fallen materials so that the fallen materials can fall on different area positions of the smashing rollers. The multi-stage crushing effect can be effectively achieved, damage of hard plastic to the crushing rollers and the motor is reduced, and meanwhile multiple-time reciprocating crushing operation of fragments is efficiently achieved in an integrated mode.

According to the wall brick cement mortar thickness homogenizer, rigid plastic strip-shaped plates are manufactured into rigid plastic strip-shaped bayonet plates 1 with unilateral bayonets which are uniform, uniform in spacing and identical in thickness, the depth of the bayonets is half of the width of the plastic strip-shaped bayonet plates 1, and the rigid plastic strip-shaped bayonet plates 1 are clamped together in a transverse and vertical positive and negative cross mode to form a grid frame. Square plastic plates 2 with the same thickness as the rigid plastic strip-shaped bayonet plates 1 abut against the transverse and vertical rigid plastic strip-shaped bayonet plates 1 at the ends of the four corners of the grid frame, the square plastic plates 2 are fixed to the transverse and vertical rigid plastic strip-shaped bayonet plates 1 of the grid frame through screws 3, the square grid frame formed by clamping the rigid plastic strip-shaped bayonet plates 1 is supported, and deformation of the grid frame is prevented. The fixed hard plastic square grid frame is named as the wall brick cement mortar thickness homogenizer.

The utility model relates to the technical field of packaging boxes, in particular to a high-protection EPE damping packaging box easy for long-distance transportation, which comprises an EPE foam box, a hard plastic base plate is fixed on the bottom surface of the EPE foam box, a plurality of hard plastic angle plates are fixed on the top surface of the hard plastic base plate, the hard plastic angle plates penetrate through the corners of the EPE foam box, and the hard plastic base plate is fixed on the bottom surface of the EPE foam box. The height of the hard plastic angle plates is larger than that of the EPE foam box, an EPE foam cover plate is connected to the upper portion of the EPE foam box in a lap joint mode, and the EPE foam cover plate is inserted among the multiple hard plastic angle plates; the high-protection EPE shock absorption packaging box easy to transport for a long distance has the advantages that the EPE foam box is adopted as a main body structure, the packaging box has excellent shock absorption performance, and impact and vibration generated in the transportation process can be effectively absorbed and dispersed, so that goods are protected from being damaged.

The utility model discloses a pickup truck compartment cover, the pickup truck compartment cover comprises a plate body and a corner connector assembly, the plate body comprises a bottom cover and a surface cover, the surface cover and the bottom cover are arranged in a whole-surface fit mode, the bottom cover is made of hard plastic, and a main body of the surface cover is made of a carbon fiber material; the corner connector assembly is arranged on the side, away from the face cover, of the bottom cover and used for connecting the plate body to a vehicle body. The plate body of the pickup truck compartment cover is of the double-layer structure composed of the bottom cover body and the surface cover body, the inner-layer bottom cover body is made of the hard plastic, and the main body of the outer-layer surface cover body is made of the carbon fiber material, so that the overall mass of the plate body is small, and the plate body is convenient to install and carry; and the attractiveness of the surface of the compartment cover can be guaranteed for a long time.

The application discloses a modular device suitable for liquid oxygen phase change rock breaking and a use method. The device comprises a shape memory type hard plastic pipe, a double-layer flexible film assembly, an aluminum metal input pipe, a spiral copper wire, a bottom packaging cover, a top packaging cover, an axial gradient density cellulose roll paper and an annular differential time ignition assembly. The cellulose roll paper is distributed in a gradient distribution of lower density at the lower part and higher density at the upper part along the axial direction, and the annular differential time sequential ignition forms a "spiral rising type phase change wave chain reaction". An air heat insulation interlayer is arranged between the double-layer film to reduce liquid oxygen evaporation loss and form a secondary air cushion buffer layer. The shape memory type PVC hard pipe is radially self-contracted to form a self-adaptive explosion chamber under the initiation high temperature. The spiral copper wire wound outside the metal input pipe simultaneously realizes electrostatic conduction and redundant ignition when the ignition head fails. Through the synergistic effect of the multiple innovative features, the application realizes the space-time controllable release of the rock breaking energy, prolongs the pressure relief duration by 2-3 times, expands the breaking radius by about 25%, reduces the liquid oxygen evaporation loss to below 8%, and has outstanding substantial features and significant technical progress.

To prevent a problem such that when pouring a liquid product for refill such as a detergent housed in a non-rigid plastic bag, a container body is empty and light so as to be easily moved and the liquid product is spilled or overflowed because it does not have a large pouring port which is required during refilling of the liquid product.SOLUTION: A nozzle is detachable and a cylinder is provided between a container body and an extraction cap, so that the cylinder can be detached from the container body, and when the nozzle or cylinder is removed, a large opening is made, and a liquid product such as a detergent is poured into the large opening, so that the liquid product can be refilled without spilling or overflowing.SELECTED DRAWING: Figure 4

The utility model discloses a connecting piece for connecting a compressor and a valve body, which comprises a shell made of hard plastic, an air passage is arranged in the shell, an air inlet pipe is arranged at one end of the shell, an air outlet pipe is arranged at the other end of the shell, and the air inlet pipe and the air outlet pipe are communicated with the air passage and positioned on the same side of the shell. The shell and the air channel are both in a fold line shape. The connecting piece and the shell are made of hard plastic, the air inlet pipe and the air outlet pipe are both located on the same side of the shell, assembly is convenient, the problems of pipe explosion and falling off can be avoided in the working process of the oxygen generator, and due to the fact that the shell is in the fold line shape, the oxygen generator can be conveniently assembled. According to the connecting piece, the space between the air outlet of the compressor and the two-position five-way valve of the separating tower can be effectively utilized, the internal space of the oxygen generator cannot be additionally occupied, and the air outlet of the compressor is connected with the two-position five-way valve of the separating tower through the connecting piece, so that the noise of the whole machine can be effectively reduced.

This utility model discloses a portable packaging cardboard box, belonging to the field of packaging cardboard box technology. The cardboard box includes a box body made of corrugated cardboard, with a reinforcing component made of rigid plastic inside. The reinforcing component is glued to the inner wall of the box body with environmentally friendly adhesive. The box body is a square trapezoid with a larger top and a smaller bottom, with the bottom surface smaller than the top surface. The side walls have an angle of 5°-10° with the vertical direction, and the four side walls have the same slope, allowing multiple boxes to be nested and stacked. The reinforcing component includes a top frame, a bottom frame, and side frames. The bottom frame fits into the bottom of the box, the top frame is flush with the top of the box body, and the side frames fit into the corners of the side walls, which can enhance the strength of the box body. The bottom frame has slots on the front and back sides, which can be inserted with partitions to achieve internal classification. This cardboard box achieves convenient stacking and saves space through its structural design; the reinforcing component improves protection; and the partition design increases the flexibility of use, making it suitable for packaging and storing various items.

The utility model discloses a plastic crusher for injection molding, which relates to the technical field of injection molding plastic crushing, and comprises a crushing part, a support frame is arranged on one side of the crushing part, the support frame is connected with a half gear, the half gear is in contact with a gear I, the gear I is connected with a rotating rod, the rotating rod is connected with a connecting rod, the connecting rod is connected with a fan gear, and the fan gear is connected with a motor. The sector gear makes contact with double gears, the double gears make contact with a rack rod, the rack rod is connected with a cutter, and a conveying belt is arranged on one side of the supporting frame. A series of transmission components are further linked through rotation of the half gear, so that the cutter can move up and down in a reciprocating mode, a large hard plastic block can be divided into a plurality of small blocks, when the half gear rotates to the other side, the second gear, the transmission wheel and the transmission belt can be driven to move, and therefore the cut plastic block is driven forwards. And meanwhile, a next uncut large plastic block can be conveyed to the position below the cutter, and the smashing effect and efficiency of large-size plastic are improved.

The utility model belongs to the technical field of mobile power supplies, and particularly relates to a high-stability power supply. Comprising a mobile power supply body, first clamping grooves are symmetrically formed in the mobile power supply body, rubber pads are symmetrically connected to the two ends of the mobile power supply body in a sleeving mode, clamping strips are arranged on the rubber pads corresponding to the first clamping grooves, a first hard plastic ring and a second hard plastic ring are connected to the rubber pads in a sleeving mode, and a plurality of second clamping grooves are evenly formed in the first hard plastic ring. A plurality of protective strips corresponding to the second clamping grooves are arranged on the second hard plastic ring, and the protective strips are matched with the second clamping grooves. Through structural improvement, the safety of the two end parts is ensured on the basis of the mobile power supply body, the body position with a larger proportion of the mobile power supply is effectively protected, the whole mobile power supply is convenient to mount and dismount, the occupied area is small, and the mobile power supply is convenient to carry about.

The invention relates to the technical field of woodworking clamps, and discloses a bamboo-wood flexible traceless spring clamp which comprises two sets of clamping arms, connecting bases are fixedly installed on the clamping arms, the two sets of clamping arms are rotationally connected through the connecting bases, a pin with a torsional spring is arranged between the two sets of connecting bases, and spring arms connected with the two sets of clamping arms are arranged at the two ends of the torsional spring. The clamping arms are made of continuous bamboo wood materials, the two sides, with the connecting base as the boundary, of each clamping arm are a clamping end and a force application end which adopt internode sections, and the connecting positions of the clamping arms and the connecting base adopt bamboo joint sections. The whole clamping arms are made of bamboo and wood materials, the hardness of the clamping arms is close to that of high-grade vulnerable articles, and the clamping pressure is effectively dispersed in combination with the flexible deformation characteristic of the internode sections; the problem that indentations and scratches are generated due to the fact that the contact area of a traditional metal or hard plastic clamping end is small and the hardness difference between the traditional metal or hard plastic clamping end and a clamped object is large is effectively solved.

To provide a laminate that reduces the time and effort required to separate plastics from the laminate. [Solution] The laminate (10) comprises a vapor-deposited layer (2) having a first surface (2a) and a second surface (2b). The laminate (10) further comprises a hard plastic layer (1) located on the first surface (2a) side of the vapor-deposited layer (2) and a soft plastic layer (4) located on the second surface (2b) side of the vapor-deposited layer (2). The laminate (10) satisfies either requirement (1) or (2) below. (1) The plastic soft layer (4) has a strain property such that its shrinkage rate at 80°C is between 2% and 50%. (2) The vapor deposition layer (2) is further provided with a plastic strain layer (3) located on the first surface (2a) side and facing the vapor deposition layer (2) via the plastic hard layer (1).

The utility model discloses an embedded sleeve easy to dismantle and capable of being repeatedly used, which belongs to the field of building equipment and comprises a hard sleeve, a connecting piece is arranged in the middle of the hard sleeve, the connecting piece penetrates through the hard sleeve and then is connected with a roof plate template, and a soft sleeve is arranged on the outer side of the hard sleeve. According to the principle that the hard plastic sleeve is sleeved with the soft leather sleeve, the diameter and the height of the embedded sleeve are selected according to the diameter of a pipeline and the thickness of a floor slab in the later period before concrete pouring, the thread opening is reserved in the middle of the hard sleeve, and the self-drilling screw is screwed into the hard sleeve and fixed to a roof plate formwork. The hard sleeve is sleeved with the soft sleeve with the height equal to that of the hard sleeve and the diameter one larger than that of the hard sleeve, then the sleeve can be embedded, the connecting piece is loosened firstly in the dismantling process, the embedded sleeve can be dismantled easily, the embedded sleeve can be used repeatedly, and cost is saved.

1. Name of the product in this design: Positioning plug. 2. Purpose of this design: Components for locking merchandise display equipment. 3. The key design features of this product are its overall shape. 4. Images or photos that best illustrate the design highlights: a reference diagram showing the combined usage. 5. Other situations requiring explanation: Component 1 is made of elastic plastic, and component 2 is made of rigid plastic or metal. The reference diagram for combined use is a diagram showing component 2 inserted into component 1 and component 2 being squeezed open.

The utility model relates to the technical field of sealing elements, in particular to a high-performance rubber sealing ring which comprises an inner layer, a middle layer and an outer layer which are distributed from inside to outside, the inner layer is made of hard plastic materials, the outer layer is made of wear-resistant rubber materials, and the middle layer is made of rubber composite materials. The middle layer is higher than the inner layer and the outer layer, and the two ends of the middle layer protrude out of the inner layer and the outer layer. According to the high-performance rubber sealing ring, the inner layer, the middle layer and the outer layer are connected in a hot-pressing bonding mode and the like, so that the high-performance rubber sealing ring can keep good sealing performance when facing different pressure, temperature and medium environments, it is jointly ensured that the sealing ring can effectively prevent liquid and gas from leaking, and even under the severe working conditions of high pressure, high temperature and the like, the sealing performance is good. And a good and stable sealing effect can be maintained.

The utility model relates to the technical field of temperature control equipment, in particular to a thermal insulation device of a double-spiral-tower quick-freezing warehouse, which comprises a cold air source, a thermal insulation plate and a telescopic driving mechanism for driving the thermal insulation plate to unfold, and the cold air source is mounted on the side wall of the quick-freezing warehouse and positioned between a first spiral tower and a second spiral tower. The heat insulation plate is arranged between the cold air source and the first spiral tower, the heat insulation plate comprises at least three layers of hard plastic plates, the adjacent hard plastic plates are in sliding connection, one end of the heat insulation plate and the telescopic driving mechanism are fixed to the side wall of the freezer, and the telescopic end of the telescopic driving mechanism is detachably connected to the free end of the heat insulation plate. The expansion area is changed through stretching and retracting of the heat insulation plate to control the cold source input quantity, and the temperature zoning effect is achieved. According to the utility model, the problem that the appearance defects such as collapse honeycomb and the like are caused by product freezing due to the fact that the freezing environment is consistent and the high-temperature products are suddenly extremely cold and are not uniformly cooled is solved.

The utility model relates to the technical field of automatic cleaning and dust removal devices for knitting machines, and discloses an automatic cleaning and dust removal device for knitting machines, which comprises a turbofan and a cloth bag type dust collection cylinder matched with the turbofan, the turbofan sucks air to generate negative pressure in the cloth bag type dust collection cylinder, and the cloth bag type dust collection cylinder is used for collecting dust in the cloth bag type dust collection cylinder. The dust collector further comprises a plastic corrugated pipe communicated with an air inlet in the upper end of the cloth bag type dust collection barrel, an operation handheld hard plastic pipe and a vibration cleaning component arranged at the other end of the operation handheld hard plastic pipe are further arranged at the other end of the plastic corrugated pipe, and a brush part is arranged on the vibration cleaning component. According to the utility model, the vibration motor is adopted to drive the rubber adapter of which the far end is provided with the dust collection head, and the dust collection head drives the bristles to quickly brush a cleaning part by virtue of the flexible deformation and inertia effect of the rubber adapter, so that the cracks are thoroughly cleaned; and the brushed garbage such as dust, woolen yarns and the like is collected and treated under the cooperation of the air suction effect.

An inner container assembly and a cosmetic container comprising same. The inner container assembly comprises an inner cover (110), a middle ring (120) and a material carrying tray (130), wherein the inner cover (110) covers the middle ring (120); the material carrying tray (130) is fixedly mounted within the middle ring (120); the inner cover (110) and the middle ring (120) are in interference fit by means of a first sealing ring (140), such that the first sealing ring (140) can seal the middle ring (120); the material carrying tray (130) and the middle ring (120) are in interference fit by means of a second sealing ring (150), such that the second sealing ring can seal the material carrying tray (130); and the inner cover (110), the middle ring (120) and the material carrying tray (130) are made of rigid plastics, and the first sealing ring (140) and the second sealing ring (150) are made of elastic materials, with the hardness of the rigid plastics being greater than that of the elastic materials. The inner container assembly is made of the rigid plastics, and is sealed by using the first sealing ring (140) and the second sealing ring (150), and thus the inner container assembly has a high hardness and a high sealing performance.

The invention belongs to the technical field of PVC (polyvinyl chloride) modifiers, and particularly relates to a hard PVC plastic high-impact modifier and a preparation method thereof.The hard PVC plastic high-impact modifier is prepared by mixing dimethyl succinate, adipic dihydrazide, zinc acetate and ethylene glycol antimony, reacting at 160-165 DEG C for 3-5 hours and cooling to obtain reaction liquid; dimethyl terephthalate and hydroxyl-terminated 1, 4-polybutadiene are added into the mixture, tetrabutyl titanate is added at the same time, and a reaction is conducted for 2-4 h at the temperature of 230-250 DEG C; controlling the heating temperature and pressure in three stages, and finally stirring at 280 DEG C for condensation polymerization to obtain the high-impact modifier. The hydroxyl-terminated 1, 4-polybutadiene prepared by the preparation method disclosed by the invention has the advantages that the optimal cis-isomeric unit content is 71%, and the hydroxyl-terminated 1, 4-polybutadiene has very low glass transition temperature, good low-temperature chain flexibility and better impact modification effect on hard PVC (Polyvinyl Chloride) plastics.

The utility model discloses an anti-drop self-standing pouch, which relates to the technical field of self-standing pouches and comprises two groups of lateral pouches, a plurality of groups of protective bubble bags are uniformly mounted on the outer walls of the two groups of lateral pouches, bottom pouches are mounted at the bottom ends of the two groups of lateral pouches, and the ends, close to each other, of the two groups of bottom pouches are connected with each other. First hard plastic plates are embedded in the bottoms of the two sets of bottom bag bodies, multiple sets of rubber columns are evenly installed on the top walls of the two sets of first hard plastic plates, and second hard plastic plates are installed on the top walls of the multiple sets of rubber columns. When the anti-falling self-standing pouch is used and falls accidentally or is impacted by external force, the lateral anti-impact effect of the anti-falling self-standing pouch can be improved under the action of the multiple groups of protective bubble bags; and a second hard plastic plate and a first hard plastic plate which are arranged in the bag body can vertically move relative to each other, so that a plurality of groups of rubber columns generate elastic deformation and absorb impact kinetic energy of the rubber columns, and the anti-falling effect of the lateral bag body and the bottom bag body can be improved.

According to the cleaning device for the barreled drinking water, firstly, the handle is made of hard plastic and rubber, so that the weight of the handle is reduced, meanwhile, comfort is brought to an operator by means of the soft characteristic, the button is arranged at the front end of the outer side of the handle, and operation convenience is provided for use; then the motor drives the slide way shaft to rotate to clean cups, manpower is saved, meanwhile, the cleaning efficiency is improved, the first supporting rod, the second supporting rod and the third supporting rod are opened outwards or closed inwards by sliding the locking sleeve, the cups of different sizes are cleaned, the cup cleaning device better adapts to cleaning work, cleaning tools do not need to be replaced frequently, and the cleaning efficiency is improved. The first bristles and the second bristles are made of nylon, so that the service life of the device is prolonged, meanwhile, the device is cleaned more cleanly by utilizing the characteristics of good rebound resilience and wear resistance of the first bristles and the second bristles, and the brush frame is connected with the clamping groove by adopting the clamping groove, so that the brush replacement convenience is provided.

A combined floating planting bed belongs to the technical field of agricultural planting and comprises a plastic net, an inflatable bag, a rigid foam bearing plate, a foam plate fixing bandage, a rigid plastic foam seedling raising tray and a bed head balance rod. The plastic net is located at the bottom of the whole floating planting bed and plays a role in bottoming and connecting the whole planting bed. The pair of inflatable bags is located on the two sides of the planting bed respectively. A plurality of rigid foam bearing plates are arranged between the two air inflation bags, and long-strip-shaped planting strip-shaped ditches are formed in the middles of the rigid foam bearing plates. Rigid plastic seedling raising trays are placed in the planting strip-shaped ditches of the rigid foam bearing plate, and the rigid plastic seedling raising trays are growth base points for planting the seedlings on water.