67results about How to "Distribute pressure" patented technology

The utility model discloses a strong magnetic force button relates to button technical field, including female buckle and sub button, is equipped with the mounting groove on female buckle, and the strong magnet is bonded in the mounting groove, and is equipped with iron quality protruding on sub button, and iron quality protruding inserts the strong magnet in mounting groove and will iron quality protruding adsorb fixed, and is equipped with V type folding plate on female buckle and sub button, and V type folding plate is used for installing female buckle and sub button at the bag mouth of suitcase, can cooperate with the pincers pressure technology through setting V type folding plate, realizes quick installation, and eliminates the insufficient place of the seam line and riveting technology, and the hardness of V type folding plate is improved through setting the metal ceramic wear -resisting layer, avoids the scratch and the corrosion, can disperse the pincern pressure through setting temporary flexible high polymer protection film, and the indentation is left in flexible high polymer protection film, and there is no residue after peeling, avoids the indentation and leaves on V type folding plate.

The utility model relates to the technical field of mooncake conveying equipment, in particular to an anti-collision type multi-station rotary table conveying device for mooncake packaging, which comprises a rotary table. A driving mechanism for driving the turntable to rotate is arranged at the bottom of the turntable; a plurality of moon cake positioning mechanisms are arranged on the turntable at equal angles, and a conveying mechanism is arranged beside the turntable; the conveying mechanism comprises a supporting frame. A conveying belt is arranged on the supporting frame, and a plurality of spacing frames are arranged on the conveying belt at equal intervals; when the moon cakes fall off from the rotary table, the moon cakes can fall into the spacing frames on the conveying belt; the four inner edges of the spacing frame are polished, and the four inner edges of the spacing frame are wrapped with elastic materials. According to the mooncake conveying device, collision and damage of mooncakes in the conveying process are effectively avoided, and the integrity and packaging quality of the mooncakes are improved.

The utility model relates to a comfortable office chair and belongs to the technical field of office chairs. A comfortable office chair comprises chair legs with a base and a plurality of forked parts, a gas spring supporting column arranged based on the base, a swivel chair tray arranged based on the gas spring supporting column, a chair seat and a backrest, and further comprises a back-through bearing body arranged based on the swivel chair tray, the through-back bearing body comprises a bearing body provided with a chair seat bearing part and a backrest bearing part, and a chair seat supporting body arranged based on the bearing body; and the chair seat is arranged on the basis of the chair seat supporting body. According to the utility model, the comprehensive performance of high stability, high fitting degree and long service life is realized through structural innovation, the seat cushion is suitable for sedentariness scenes such as offices and meetings, and the user experience is remarkably improved.

The invention discloses a water-swelling elastic plugging agent for a water-based drilling fluid and a preparation method of the water-swelling elastic plugging agent. The water-swelling elastic plugging agent comprises the following components in parts by weight: 100 parts of a polyolefin elastomer matrix material; 15 to 20 parts of a reinforced matrix material; 0.8 to 1.5 parts of a polyolefin elastomer matrix material cross-linking agent; 8 parts to 15 parts of a reinforcing agent A; 20 to 30 parts of a reinforcing agent B; 15 to 30 parts of super absorbent resin; 15 to 20 parts of a plasticizer; 0.2 to 0.8 part of an isolating agent; 0.5 to 1 part of an anti-aging agent; the plugging agent provided by the invention is simple in preparation process, not only is beneficial to industrial production, but also is convenient to prepare plugging slurry on site, can achieve a good plugging effect, and provides an effective technical means for well leakage treatment.

The utility model discloses a paper roll fixing device for a printing factory, and relates to the technical field of paper roll fixing. The device comprises a bottom frame, two sliding groove plates are fixedly connected to the top of the bottom frame, two sliding grooves are formed in the bottom frame, and supporting assemblies are arranged in the two sliding grooves; the sliding frame comprises a bottom frame located above the bottom frame, the bottom of the bottom frame is fixedly connected with two sliding rails slidably connected into the two sliding groove plates respectively, the edge of one side of the top of the bottom frame is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a soft plate, and the back face of the soft plate is provided with a radian adjusting assembly. The distance adjusting assembly comprises two mounting bases fixedly connected to the top of the bottom frame, a two-way screw is rotationally connected into the two mounting bases, and first hand wheels are fixedly connected to the two ends of the two-way screw. By adjusting the distance between the two bottom frames and the radian of the soft plate, a paper roll is fixed more stably, pressure can be dispersed, and indentations on the surface of the paper roll are reduced.

The utility model discloses a sanitation truck garbage can supporting frame convenient to disassemble, and relates to the technical field of garbage can supporting frames, the sanitation truck garbage can supporting frame convenient to disassemble comprises a supporting frame body, a base support is fixedly installed at the lower end of the supporting frame body, a lifting rope is arranged on the supporting frame body, and a lifting garbage can is arranged at the lower end of the lifting rope. The lifting garbage can is installed on the supporting frame body in a sliding mode, a connecting rod is arranged on the supporting frame body, and during installation, only the side end of the base support needs to be inserted into the bottom of a garbage compartment, then the clamping block is clamped to the upper end of the garbage compartment, and installation can be rapidly completed; during disassembly, the adjusting screw rod is rotated to enable the clamping block to ascend to be separated from clamping, then the U-shaped frame is slid to enable the ground cushion block to make contact with the ground, and finally the base support is pulled out, the whole disassembly process is easy and convenient to operate, and by means of the convenient and fast assembly and disassembly mode, in environmental sanitation work, replacement of the faulted supporting frame or flexible adaptation according to different garbage trucks is achieved.

The application discloses a clothes treating apparatus, which comprises a cabinet, a drum assembly and a damping assembly. The cabinet comprises a base, the drum assembly is above the base and comprises an inner drum, and the damping assembly is between the base and the drum assembly and comprises arc-shaped beams. The arc-shaped beams are all convex to the drum assembly, and are configured to reduce the convex height under the pressure of the drum assembly when supporting the drum assembly. The convex heights of the arc-shaped beams are all different, and the stiffness of the arc-shaped beams increases in turn according to the order of the convex heights from high to low. The end of each arc-shaped beam is movably arranged on the base. The arc-shaped beams are configured to: when the inner drum is in a static state, the top of at least one arc-shaped beam is in supporting contact with the drum assembly; and when the inner drum rotates relative to the cabinet, the arc-shaped beams are in supporting contact with the drum assembly in turn according to the order of the convex heights from high to low. The damping assembly is beneficial to avoiding that the drum assembly drives the cabinet to vibrate due to excessive vibration, and is beneficial to avoiding noise.

The utility model discloses a kind of practical wall fixing devices on medical ship, it is related to medical ship wall fixing device technical field, including wallboard body and hole wall fixing profile, one side of hole wall fixing profile is contacted with the side of wallboard body, and hole wall fixing profile is threadedly connected with wallboard body, hole wall fixing profile is embedded with multiple fixed plates, profile cover plate is clamped on hole wall fixing profile, and the outer wall of fixed plate is respectively contacted with the outer wall of profile cover plate and the inner wall of hole wall fixing profile.The utility model is driven between hole wall fixing profile and wallboard body by multiple first fastening bolts and rounded rectangular hole to carry out horizontal or vertical connection, form long strip multi-point fixing, carry out multi-point stress, effectively dispersed the pressure of wall fixing device to wallboard body, improve the strength and stability of overall structure, can better resist the jolt and sway of hospital ship sailing.

The 3D printing orthotic insole comprises a main body part, a bottom edge, an upper edge and a supporting surface which are integrally formed through 3D printing, the main body part is in a grid hollowed-out design and comprises a plurality of grid edges which are connected with one another, and the end parts of the adjacent grid edges are connected to form nodes; the main body part is also provided with a hard area and a soft area, and the hard area of the main body part is arranged corresponding to an acupuncture point or a foot arch; the bottom edge surrounds the bottom edge of the main body part, the upper edge surrounds the top edge of the main body part, and the supporting surface is arranged in the middle of the top of the main body part and is spaced from the upper edge. According to the insole integrally formed through 3D printing, the hollowed-out structure is easier to design and process, then the air permeability of the insole is greatly improved, the hollowed-out insole body structure is matched with the design of the supporting face, the sole can be sufficiently supported and buffered, and pressure borne by the foot is effectively dispersed; the utility model has the advantages of strong practicability and strong popularization significance.

The utility model discloses a kind of clean vegetable processing cutting device, it is related to clean vegetable processing technical field, including conveyer belt, conveying table, the conveyer belt one end is provided with conveying table, each corner at conveyer belt and conveying table bottom is uniformly fixedly connected with support leg, conveying table upper end surface is rotatably connected with threaded rod and threaded rod outer wall is threadedly connected with threaded sleeve, threaded sleeve upper end surface is fixedly connected with the vegetable feeding plate, conveying table left and right two ends are fixedly connected with extension plate, extension plate upper end surface is fixedly connected with support rod, fixedly connected with main plate between two groups of support rods, main plate upper end surface is provided with pressing mechanism and cutting mechanism, by the coordinated work of cam, reciprocating plate, sliding sleeve and the like structure, the automatic cutting of vegetable is realized, and reset is completed after each cutting, ensure the continuous operation and efficient production of equipment, after cutting, automatic trigger is achieved by the operation of plate, and the design of slanting end of plate can more effectively successfully push the cut vegetable into conveyer belt.

The utility model provides a kind of container handle, including snap ring and handle ring, wherein, handle ring is U-shaped, handle ring includes handle handle and two handle arms formed by the extension of handle handle two ends;Two handle arms are connected at the two sides of snap ring respectively, the handle handle includes outer hand holding part and inner hand holding part, the outer hand holding part is flat plate, the inner hand holding part is the convex portion that wave shape is formed upwards along the inner edge of outer hand holding part, the longitudinal section of the inner hand holding part is arc side, the longitudinal section of outer hand holding part is flat plate face.The handle provided by the utility model solves the technical problems such as hand strangling, easy to slip of existing handle, and the mold for preparing handle does not need to make sliding block, reduces manufacturing cost.

The application provides a clamping block for rail connection, relates to the technical field of rail connection, and comprises a first connecting part for bolt connection, the bottom of the first connecting part is integrally formed with a first reinforcing protrusion, the two sides of the first connecting part are integrally formed with symmetrical second connecting parts, the lower part of each second connecting part is provided with an outward arc-shaped hook, and the starting position of the arc-shaped hook of each second connecting part is integrally formed with a second reinforcing protrusion. The first reinforcing protrusion and the second reinforcing protrusion improve the structural strength of the clamping block, enhance the load capacity of the clamping block, avoid damage of the clamping block caused by overloading due to wind, snow and other natural loads, effectively eliminate the safety hazards of battery panel falling and causing injury and damage, and ensure long-term stable operation of the solar system.

The utility model relates to the technical field of building foundation pit drilling devices, in particular to a building foundation pit drilling device which is convenient to use and comprises a supporting base, a plurality of L-shaped positioning plates are arranged at the top end of the supporting base, a first rotating motor is arranged at the top end of each L-shaped positioning plate, and a screw rod is arranged at the rotating end of each first rotating motor. The rotating end of each first rotating motor is matched with the corresponding lead screw rod, a drilling machine body is arranged in the middles of the L-shaped positioning plates, a cross-shaped positioning block is arranged in the middle of the drilling machine body, lead screw spiral grooves are formed in the front end, the rear end, the left end and the right end of the cross-shaped positioning block, and each lead screw spiral groove is matched with the corresponding lead screw rod.

The utility model relates to valve structure technical field especially relates to a control valve, it includes: end cover, main valve block and main valve core etc. Main valve block is fixed on the end cover, forms the hollow channel in the inside of end cover and main valve block, and has the import and export, main valve core is slidably arranged in the hollow channel, and main valve core is hollow structure, and forms and has the multiple sets of throttling portion communicated to the hollow structure inside, and the annular gap is formed between the outer wall of throttling portion and the inner wall of main valve block. The utility model discloses through the multiple sets of throttling portion set up on main valve core, reduces the flow and pressure of fluid, through the annular gap formed between the outer wall of throttling portion and the inner wall of main valve block, avoids high pressure emulsion direct impact main valve core, can store emulsion through the annular gap, thereby further reduced pressure and flow impact, through the combined use of throttling portion and annular gap, can disperse pressure and flow impact, thereby improves the stability and reliability of equipment.

This utility model discloses a shockproof packaging structure specifically for subframes, including multiple sets of shelves. These shelves are stacked vertically to form a main packaging body for storing the subframe. The structure also includes: a detachable partition and a set of support plates. The support plates are inserted into the partitions and perpendicular to each other. The support plates and partitions are joined to form a partition frame, dividing the upper storage space on the shelves. A protective component provides protection for the subframe, comprising a set of pads, a pad plate, and a protective plate. The pads and pad plate are located on the upper surface of the shelf, and the protective plate is located on the lower surface of the shelf. A set of positioning perforations is provided on the shelf. In use, the support plates and partitions can be quickly joined to form the partition frame through matching inserts. The entire assembly process requires no tools, allowing for rapid structural assembly, reducing the number of partition clips used, and improving the efficiency of subframe packaging.

This invention provides a high-precision machining fixture for marine diesel engine cylinder liners, comprising an upper fixture, a lower fixture, and a connecting screw. The upper fixture is a single piece with screw holes at both ends. The lower fixture consists of two separate fixtures fixed to a base, each with a screw hole at its top that aligns with the screw holes in the upper fixture. The connecting screw can be positioned between the upper and lower fixtures. One side of each lower fixture is inclined, and a detachable support assembly is mounted on this inclined surface. The marine engine cylinder liner to be machined is placed on the support assembly of the lower fixture, and the upper and lower fixtures are connected by the connecting screw, effectively preventing displacement of the cylinder liner during machining. For cylinder liners of different specifications, only the upper fixture needs to be replaced; the specifications of the support assembly can be adjusted to accommodate different cylinder liner sizes, thus improving machining efficiency.

The utility model discloses a flexible rubber joint, which relates to the technical field of pipeline joints, and comprises a joint body and slotted flanges respectively sleeved at two ends of the joint body, the middle part of the joint body between the two slotted flanges is arranged in an outwards raised arc shape, and the end part of the joint body is integrally provided with a flange connecting part. An annular connecting groove is formed in the end, attached to the flange connecting part at one end of the corresponding side, of the slotted flange, a connecting ring clamped in the annular connecting groove is integrally arranged at the end, close to the slotted flange, of the flange connecting part, and a plurality of protruding rings are arranged on the outer wall and the inner wall of the connecting ring from top to bottom in the circumferential direction of the connecting ring at equal intervals. The sealing performance of the connector is enhanced through the design of the protruding rings on the connecting ring, the protruding rings are arranged along the inner wall and the outer wall of the connecting ring at equal intervals, the friction force of the sealing face can be increased, liquid or gas leakage is prevented, and the good sealing effect can be kept under different pressures.

This utility model relates to a manual light inspection system for a clarity detector, comprising: a workbench on which a clarity detector is mounted; and a support device mounted on the workbench, the support device including a support bag disposed on the front side of the clarity detector. By providing support bags on both sides of the detector, the inspector's elbows can be rested on the support bags for support, which can distribute elbow pressure, reduce nerve compression caused by long-term use, alleviate fatigue caused by prolonged operation, ensure smooth and natural movements when performing manual light inspection, and improve work efficiency and inspection accuracy.

The application relates to the technical field of base station antenna connection, and discloses a base station antenna connection device which comprises a positioning piece, the positioning piece is composed of two symmetrically arranged positioning hoops, the two ends of the positioning hoops are connected with elastic connecting pipes, the outer parts of the elastic connecting pipes are connected with matched connecting sleeves, a plurality of limiting clamping grooves are equidistantly arranged on the two sides of the outer wall of the connecting sleeve, and a connecting part is detachably arranged outside the limiting clamping grooves; the connecting part comprises a connecting component I and a connecting component II. The semi-arc structure design of the positioning hoop and the elastic connecting pipe enhances the adhesion with the antenna holding pole, disperses the pressure on the holding pole, and reduces local abrasion. The threaded cooperation of the connecting sleeve and the elastic connecting pipe makes the installation distance adjustable and controllable, the self-locking property of the threaded connection can prevent loosening after adjustment, the limiting edge and the limiting clamping groove are matched, the detachable connection of the connecting part and the connecting sleeve is realized, the rotation of the connecting part can be limited, and the overall structural stability is enhanced.

The utility model relates to the technical field of sprayers, in particular to a sprayer structure with a protection component, which comprises a kettle body and a sprayer, the protection component is mounted on the outer wall of the sprayer and further protects a V-shaped protection shell and a C-shaped protection ring fixedly connected with one end of the V-shaped protection shell, support plates are fixedly connected with two sides of the V-shaped protection shell, and the V-shaped protection shell is fixedly connected with the C-shaped protection ring. A clamping groove matched with the outer wall of the spray head is formed in the inner wall of the V-shaped protection shell, a first sliding groove is formed in the outer wall of one end of the C-shaped protection ring, and a connecting ring is arranged in the first sliding groove in a sliding mode. Compared with the prior art, the two sides of the V-shaped protection ring are fixedly connected with the supporting plates, one end of the V-shaped protection shell is prevented from tilting to be separated from the outer wall of the spray head when the trigger is pressed, the V-shaped protection shell and the C-shaped protection ring are connected to form a rigid supporting point, hand acting force is concentrated between the V-shaped protection shell and the C-shaped protection ring, hand pressure is dispersed, and the spray head base is prevented from being bent and broken.

The utility model discloses a kind of modular multi-directional compression-resistant bridge expansion joint, it is related to bridge appliance technical field, including base surface layer, the upper wall surface of base surface layer is detachably connected with positioning frame, the two sides of positioning frame are respectively provided with guide sliding slot, positioning plate is connected in guide sliding slot by adapter bar, load-bearing frame is detachably connected on positioning plate, buffering structure for realizing that positioning plate rotates around guide sliding slot or resets after sliding along guide sliding slot is fixedly installed between positioning frame and positioning plate, the utility model is connected with glue injection sealing design and realizes modular assembly, fragile piece and support piece are separated, realize local damage quick replacement, the oxidation corrosion of connecting place is delayed by glue injection sealing, increase the service life of modularization, solve the problem that the existing bridge expansion joint needs to be replaced as a whole after damage, cause unnecessary waste.

The utility model relates to a high-strength gear provided with a reinforcing structure, which comprises a fluted disc, a plurality of gear teeth formed on the outer edge of the fluted disc, a center reinforcing bulge, a tooth root reinforcing bulge loop and a plurality of sections of main reinforcing ribs, and a rotating shaft connecting hole penetrating through the fluted disc is formed in the center of the fluted disc. The center reinforcing protrusion is formed on the end face of the fluted disc in a protruding mode and covers the rotating shaft connecting hole, and the tooth root reinforcing protruding ring is formed on the end face of the fluted disc in a protruding mode. The center reinforcing protrusion is formed on the end face of the fluted disc in a protruding mode and covers the rotating shaft connecting hole, the structural strength around the rotating shaft connecting hole can be effectively improved, torque and pressure transmitted by a rotating shaft are dispersed, stress concentration is reduced, and cracks and fractures around the rotating shaft connecting hole are prevented. The tooth root reinforcing convex ring covers the transition area of the fluted disc and the multiple gear teeth, the strength of the tooth root part can be enhanced, the bending strength of the gear is improved, the fatigue life of the gear is prolonged, tooth root breakage is effectively prevented, and stable operation of the gear under the high-load working condition is ensured.

The application discloses a manual zero-gravity skeleton with a manual leg support, which comprises a lower slide rail fixed to a vehicle body, an upper slide rail in sliding cooperation with the lower slide rail, a seat frame skeleton fixedly connected with the upper slide rail, a backrest skeleton, and an angle adjuster connecting the seat frame skeleton and the backrest skeleton. The application realizes zero-gravity adjustment through a pure mechanical structure, does not depend on a vehicle electrical system, has long service life and high stability of mechanical components, and can still adjust the seat when colliding and being powered off, thereby improving passive safety. Through linkage unlocking and pneumatic buffering, posture switching is smooth at a constant speed, and the switching is completed within 2-3 seconds, so that balance response speed and comfort are achieved. The leg support is driven by a torsional spring, is convenient and labor-saving, and supports a comprehensive leg support mechanism, the lifting power of which is provided by the torsional spring, is automatically positioned after being unlocked, reduces operation force, and realizes one-key unfolding. In cooperation with the zero-gravity posture, the application provides comprehensive support from legs to back for a passenger, and effectively disperses body pressure.

The utility model discloses a paper packaging box of bottom reinforcement relates to paper packaging box field, including paper box main part, four first connecting blocks and four second connecting blocks are symmetrically installed on the bottom wall of paper box main part, two first reinforcing plates are symmetrically inserted and installed in paper box main part, first connecting block and second connecting block, two second reinforcing plates are symmetrically inserted and installed on paper box main part and two first reinforcing plates, and second reinforcing plate is composed of base plate, inserting board and connecting pin key, two of base plate, inserting board are provided with, and inserting board fixed mounting is in the inner end of base plate, and connecting pin key is inserted and installed in two inserting boards, through fixedly setting first connecting block and second connecting block on the bottom wall of paper box main part, and setting first reinforcing plate on paper box main part, first connecting block, second connecting block, set up second reinforcing plate on paper box main part, first reinforcing plate, have improved the bottom bearing capacity and the compression resistance of paper box main part obviously.

The utility model discloses an old people perioperative period pressure sore prevention body position adjusting pad, and relates to the technical field of pressure sore prevention body positions, the old people perioperative period pressure sore prevention body position adjusting pad comprises a base, the top of the base is provided with an adjusting mechanism, the top of the base is provided with a turnover mechanism, and the adjusting mechanism comprises a sliding groove. A first bolt is unscrewed in a sliding block, then the sliding block can be moved, at the moment, the sliding block slides in a sliding groove, then the sliding block moves to enable a rotating shaft to drive a first moving rod to move, the rotating shaft moves through movement of the sliding block, and then the rotating shaft changes the angle of a foot rest through transmission. Then, the position of the backup plate can be changed through sliding of a second moving rod in a rotating frame, and the effects that the device can be adjusted, the user feels comfortable on the device, the body position can be changed according to the body state and needs of the patient so that the optimal blood circulation and comfort can be kept, and therefore the pressure sore phenomenon is prevented are achieved.

The utility model relates to an inflatable sports knee pad convenient to adjust, which comprises an elastic sleeve, elastic support strips arranged on both sides of the elastic sleeve, a patella air bag arranged on the front side of the elastic sleeve, upper and lower branch air bags arranged above and below the patella air bag, and a binding assembly; an inflation port is arranged above the patella oval air bag; air-permeable assemblies are arranged above and below the popliteal fossa; the patella air bag is used to provide vertical impact protection in the patella area; the branch air bags arranged in a longitudinal and oblique manner in the collateral ligament area prevent lateral sprains; the elastic support strips on both sides of the elastic sleeve can reduce the impact force and pressure of falling; the mesh air-permeable knitted fabric above and below the popliteal fossa improves the moisture absorption and air permeability of the area, thereby effectively inhibiting the accumulation of sweat and providing comfortable air permeability; the left and right elastic bands are bonded to fix the elastic sleeve, prevent the elastic sleeve from moving upward, the lower band is bonded to prevent the elastic sleeve from moving downward, disperse the pressure, strengthen the protection efficiency, and the upper band and the lower band can keep the position of the knee pad stable.

The utility model relates to the technical field of construction hoists, and discloses a special-shaped steel truss foundation of a construction hoist, which comprises a pier body, and a first fixing foot and a second fixing foot which are fixedly arranged on one side of the pier body, and an upper vertical beam is fixedly arranged at the other end, far away from the pier body, of the first fixing foot. A plurality of upper transverse rods distributed at equal intervals are welded to the other ends, away from the first fixing foot and the second fixing foot, of the upper vertical beams, and vertical rods are welded to the other ends, away from the upper transverse rods, of the upper vertical beams. According to the special-shaped steel truss foundation of the construction hoist, the first fixing feet and the second fixing feet are firmly connected with the pier body through the first positioning bolts and the second positioning bolts, loads generated during operation of the construction hoist are transmitted to the pier body, and the stability of the foundation is guaranteed through the bearing capacity of the pier body; and the whole steel truss foundation can be conveniently mounted to different working scenes, so that the diversity of the whole structure during use is improved.

This utility model discloses a scraper-type drum dryer, relating to the technical field of drum dryers. It includes a material receiving box with two sets of opposing rotating drums mounted on its upper end. It also includes: a scraper composed of multiple scraper blades, disposed on one side of the upper part of the drums; a mounting frame disposed on both sides of the upper part of the material receiving box; and multiple sets of rhomboid movable frames disposed within the inner cavity of the mounting frame and sequentially connected to the scraper blades. When the material on the drums comes into contact with the scraper blades, the scraper blades, according to the thickness of the material at different positions, push and extend the rhomboid movable frames to both sides. Pull straps inserted into the sides of the rhomboid movable frames pull the L-shaped rods on both sides of the mounting frame towards one end of the scraper. This effectively avoids the problem of damage to the scraper edge caused by excessive localized force when scraping material with conventional integrated scrapers. Each scraper blade independently adapts to the thickness of the material, dispersing the pressure during the scraping process, greatly reducing the stress on individual parts, and effectively protecting the scraper edge.

The utility model discloses a kind of gastric tube assemblies with expansion dispersion end pressure, including gastric tube body, gastric tube body includes extracorporeal section and insertion section, the end of insertion section is provided with inflatable balloon, multiple liquid outlets are distributed around the outside of balloon wall of inflatable balloon, the inner cavity of gastric tube body is additionally provided with auxiliary intubation, auxiliary intubation end is provided with PH detection head, PH detection head is spherical structure, and clearance fit between auxiliary intubation and gastric tube body;The utility model is provided with inflatable balloon in the insertion section of gastric tube body, the surface of inflatable balloon is provided with multiple liquid outlets, when medicine is injected from the medicine injection head of extracorporeal section of gastric tube body, injection pressure promotes inflatable balloon to expand, and liquid medicine flows from multiple liquid outlets, the design can increase the injection area of liquid, disperse pressure, meanwhile, inflatable balloon can isolate gastric tube body insertion section and gastric mucosa, avoid insertion section end and gastric mucosa direct contact to produce local pressure concentration phenomenon.