237 results about "Waterproof adhesive tape" patented technology

The utility model discloses a waterproof glue pressing machine for producing and processing protective clothing, which belongs to the technical field of protective clothing production and comprises a base, a third screw rod is mounted in the base, a clamping mechanism is arranged at the upper end of the base, a hand wheel is mounted at the other end of the third screw rod and positioned on the outer side of the base, and a U-shaped frame is connected to the outer surface of the third screw rod. A second driving motor is fixedly installed on one side of the U-shaped frame, a second lead screw is installed at the output end of the second driving motor, and a sliding block is arranged on the outer surface of the second lead screw. And by arranging a pulley adjusting mechanism, when the working ground is not stable enough, the height of a universal wheel can be conveniently adjusted, so that the waterproof adhesive tape and the protective clothing can be conveniently used in different environments, and the stability of the equipment can be improved.

The utility model discloses a low-water-permeability packaging photovoltaic module structure, and the structure comprises first glass which is opposite to second glass in the thickness direction; the battery accommodating cavity is clamped between the first glass and the second glass; the sealing edge is an edge where the first glass and the second glass are attached and is arranged on the peripheral side of the battery accommodating cavity in a surrounding manner; and the packaging structure covers the end gap surface, far away from the battery accommodating cavity, of the sealing edge, and comprises a waterproof adhesive tape and high-temperature-resistant waterproof glue which are sequentially close to the end gap surface. The low-water-permeability packaged photovoltaic module is reasonable in structure, and the high-temperature-resistant waterproof glue is coated on the end gap surface of the sealing edge, so that the low-water-permeability packaged photovoltaic module is good in sealing effect, bonding strength and aging resistance, and simple and convenient in operation process; and then the high-temperature-resistant waterproof glue is extruded by the waterproof adhesive tape to slightly deform and is tightly attached to the end gap face, the binding force is enhanced, and the dual-sealing waterproof effect is achieved.

The utility model relates to a ridge cap mounting node, which comprises a ridge cap, a metal roof panel, a purline and a metal outer plug, the bottom surface of the metal roof panel is fixedly connected with the purline, the metal outer plug, the ridge cap and the metal roof panel are all provided with prefabricated holes, and waterproof adhesive tape is laid on the top surface of the metal roof panel along the prefabricated holes. The bottom of the metal outer plug is adhered to the waterproof adhesive tape on the top face of the metal roof board, the waterproof adhesive tape is also laid on the top face of the metal outer plug, and the ridge cap is placed on the metal outer plug and fixed to the metal outer plug through the suturing nails. The metal outer plug is arranged between the ridge cap and the metal roofing board, and the ridge cap is fixed on the metal outer plug, so that the problem of coating damage caused by direct connection of the ridge cap and the metal roofing board is avoided.

The utility model relates to the technical field of waterproof rubber strips, discloses an expansion joint waterproof rubber strip for rail transit, and aims to solve the problems that a waterproof rubber strip in the prior art seals an upper port of an expansion joint to achieve a better waterproof effect, the waterproof rubber strip can be telescopically adjusted, the expansion of a bridge body is caused by temperature change, and a certain gap is formed between beam ends. The expansion joint is sealed and waterproof through the waterproof adhesive tape, the waterproof adhesive tape is generally arranged to be of a V-shaped structure and the like in order to meet the use requirement of the expansion joint, and the waterproof adhesive tape has the effects of being good in toughness, resistant to high temperature and resistant to corrosion, so that the service life of the waterproof adhesive tape can be prolonged, and meanwhile the expansion joint can be better protected; the high-temperature-resistant coating is sprayed on the telescopic protective rubber strip, the polyurethane elastomer is arranged in the telescopic protective rubber strip, the telescopic protective rubber strip is better protected through the high-temperature-resistant coating and the polyurethane elastomer, the service life of the telescopic protective rubber strip is prolonged, and the telescopic protective rubber strip is convenient to disassemble and assemble.

The invention belongs to the technical field of steel structure modular integrated toilets, and particularly relates to a steel structure MIC integrated toilet waterproof connection structure which comprises a CFC substrate, the CFC substrate is provided with a showering area and a dry area, the showering area is vertically provided with a waterproof roll and a waterproof chassis, the lower surface of the waterproof chassis is fixedly provided with a supporting base used for making contact with the CFC substrate, and the lower surface of the supporting base is fixedly provided with a water inlet and a water outlet. The dry area is provided with ceramic tiles and a water leakage pipeline penetrating through the waterproof roll. During installation, the showering area is supported by the waterproof coiled material and the supporting base, a height difference is generated between the showering area and the dry area, water in the showering area can cross the dry area along the water leakage pipeline, a waterproof adhesive tape used for being attached to the junction of the ground and the wall face is bonded to the upper surface of the CFC base plate, and the waterproof adhesive tape penetrates through the showering area and the dry area and is used for being attached to the waterproof coiled material and the edge seam, opposite to the wall face, of the ceramic tile. Dry and wet partition of the steel structure is combined, cutting wet operation on a modular assembly site is avoided, high and low gradation is clear, the overall effect is optimized, and the service life is prolonged.

The utility model relates to the field of mutual inductors, in particular to an open type mutual inductor. The first shell is movably connected with the second shell, semicircular iron cores are arranged in the first shell and the second shell, the outer sides of the iron cores are sleeved with frameworks, the frameworks comprise a first framework and a second framework which are arranged at the two ends of the iron cores in a sleeving mode respectively, and one end of the first framework is connected with one end of the second framework; the outer side of the joint end part of the first framework and the second framework is wound with a waterproof adhesive tape or coated with a sealant; the framework comprises the first framework body and the second framework body which are arranged at the two ends of the iron core in a sleeving mode respectively, the first framework body and the second framework body are both pipes which are integrally formed in an injection molding mode, the appearance of each pipe is about one fourth of a circle, and the section of each pipe is square, and good sealing performance and waterproofness can be achieved only by winding waterproof adhesive tape or smearing sealant at the joint of the first framework body and the second framework body.

The invention discloses a deformation joint structure based on active guide drainage and long-acting sealing and a construction method thereof, and belongs to the technical field of building construction. The structure comprises a bottom active guiding and discharging assembly and a top sealing assembly. The bottom active guide and drainage assembly comprises flexible waterproof adhesive tapes which are fixedly adhered to the side walls of the building structures on the two sides of the deformation joint through adhesive layers, and the flexible waterproof adhesive tapes are bent downwards to form drainage channels; the top sealing assembly comprises waterproof reverse ridges arranged on the top faces of the building structures on the two sides and a top cover plate stretching across the deformation joint. According to the invention, a first defense line is formed through the top cover plate and the side waterproof reverse ridges by taking'changing blockage into dredging 'as a core, so that an external water source is effectively blocked; and a second defense line is formed through the flexible waterproof adhesive tape at the bottom, permeated water flow is actively collected and discharged, the water leakage problem caused by aging of traditional sealant is avoided, and long-acting sealing and water prevention of the deformation joint are achieved.

The utility model provides a kind of quick-release cabinet door structure, the cabinet door includes by a door panel, two louver grating board, two protective nets, a waterproof adhesive tape, a door frame limiting plate and several rotating door locks;Second drain groove is formed by the bending of the periphery edge of door panel, the middle part of door panel is opened with two door holes symmetrically, door hole side plate is formed by the bending of the back of door hole, the bottom of door hole is formed by the bending of drainage slope;Two louver grating boards are respectively arranged in two door holes;Two protective nets are arranged on the back of two louver grating boards;Waterproof adhesive tape is fixed on the periphery edge of the back of door panel, the inclined surface end of first drain groove is just set on waterproof adhesive tape;Door frame limiting plate is fixedly arranged on the bottom of the back of door panel by fixed part, and clamping part is clamped on the back of first drain groove;Rotating door lock is arranged on door panel.The utility model is a kind of quick-release cabinet door structure with simple structure, easy to make, low cost, which can be easily opened and protected, with good heat dissipation effect, and can adapt to humid environment.

The invention relates to the field of photovoltaic modules, and particularly provides a photovoltaic module and a waterproof adhesive tape for the photovoltaic module, the waterproof adhesive tape comprises an adhesive tape main body, the adhesive tape main body comprises: a substrate layer; the supporting layer is arranged on one side of the base material layer; the blocking layer is arranged on the side, away from the base material layer, of the supporting layer; the water-blocking bonding layer is arranged on one side, far away from the supporting layer, of the blocking layer; wherein the water-blocking bonding layer can be fixedly connected with a laminated piece of the photovoltaic module. By means of the structure, the strength of the waterproof adhesive tape can be guaranteed through the supporting layer, the waterproof effect can be guaranteed through the blocking layer, and the bonding reliability of the waterproof adhesive tape can be guaranteed through the water blocking bonding layer.

The present invention relates to a paper watchband and its manufacturing process. The paper watchband includes a band body, a fixed band loop, and a movable band loop. The band body includes a fabric, a core material, and a base material. The fabric includes paper material and a waterproof layer. The waterproof layer is a waterproof adhesive coated on the surface of the paper material. The band body is divided into a first band body and a second band body. The fixed band loop is fixed to the first band body, and the movable band loop is movably sleeved on the first band body. A portion of the fixed band loop is glued and fixed between the core material and the base material of the first band body, and the remaining portion of the fixed band loop is exposed outside the first band body. The paper material is recycled newspaper, and the printed fonts and patterns on the newspaper constitute a decorative layer. The waterproof layer is a transparent waterproof layer through which the paper material decorative layer can be observed. The fabric of the paper watchband of the present invention is made of paper, and the printed fonts and patterns on the recycled newspaper constitute the decorative layer of the watchband, making the watchband production more environmentally friendly and the appearance of the watchband more personalized. The core material and base material are made of leather, which provides the watchband with sufficient toughness and is not easy to break.

The invention provides an insulating water-blocking adhesive tape, a double-glass photovoltaic module and a preparation method of the double-glass photovoltaic module, and relates to the technical field of photovoltaic power generation. The insulating water-blocking adhesive tape comprises a base material layer, an inner pressure-sensitive adhesive layer and an outer insulating protective layer, and the thickness of the inner pressure-sensitive adhesive layer is 80-120 microns. The insulating water-blocking adhesive tape provided by the invention has good insulating water-blocking performance, and the insulating water-blocking adhesive tape with a three-layer structure is adhered to the periphery of a double-glass assembly laminated piece, so that firm adhesion of the adhesive tape and the laminated piece can be realized, the insulating performance and the water-blocking capability of the assembly are improved, the distance from an electrified body to the edge of glass is shortened on the premise of ensuring the safety standard, and the service life of the assembly is prolonged. Therefore, the photovoltaic double-glass assembly can adapt to a battery piece with a larger size, and the assembly power and the assembly efficiency are improved.

The utility model relates to the technical field of retaining walls, and discloses an embedded drainage inverted filter structure of a retaining wall. The multi-layer drainage structure comprises a plurality of layers of drainage structures which are arranged in the retaining wall according to different heights, each layer of drainage structure comprises a plurality of embedded frames which are embedded in the middle of the retaining wall at intervals, and a coarse aggregate layer, a fine aggregate layer and a water absorption material layer are sequentially arranged in each embedded frame in the direction from the exterior of the retaining wall to the interior of the retaining wall. The water absorbing material layer is connected with the two-way slope waterproof cloth, and the adjacent two-way slope waterproof cloth is connected through the waterproof adhesive tape. The main body structure only comprises the embedded filter bag and the waterproof cloth which are embedded in the frame, the structure is very simple, a traditional retaining wall exposed inverted filter bag water collection and drainage mode is changed into an embedded mode, integrated construction of the retaining wall and a drainage device can be achieved, accurate control over the construction progress and quality is guaranteed, and meanwhile the construction efficiency can be improved.

The utility model discloses a bathroom metal triangular valve which structurally comprises a pipe body, a control knob arranged at the top end of the pipe body, a connecting pipe arranged on the surface of the pipe body and vertically installed, a movable installation plate connected with the lower portion of the pipe body in a penetrating mode and a threaded installation pipe arranged on the surface of the lower middle portion of the pipe body. The sealing device has the advantages that through the arranged movable mounting plate, when the threaded mounting pipe is mounted, the sealing ring column can be pulled to completely surround the surface of the threaded mounting pipe, and the sealing ring column and the threaded mounting pipe are effectively arranged through the telescopic elastic ring; the threaded mounting pipe and a mounting hole reserved in a wall body are connected in a penetrating and rotating mode, the air bag layer arranged on the sealing ring column and the protruding ring are arranged in a matched mode, the air bag can fill the gap between the threaded mounting pipe and the mounting hole under the extrusion effect, and therefore effective and rapid mounting is achieved; and a waterproof adhesive tape does not need to be wound on the outer surface of the threaded mounting pipe according to traditional operation.

The invention relates to the technical field of packaging boxes, in particular to a packaging box with a buffer structure, which comprises an inner interlayer, a buffer layer, an outer interlayer, a buffer layer and a plurality of elastic supporting points, and is characterized in that the inner interlayer is used for dividing the inner space of the packaging box into a plurality of small spaces; the shell frame serves as a main bearing part of the packaging box, the shell frame is made of a high-strength material to enhance the structural integrity during stacking or transportation, and multiple reinforcing ribs are connected between the shell frames; the buffer cushion layer is installed between the shell frame and the inner wall, and the buffer cushion layer is made of an EVA foaming material; the sealing strip is located at the joint of the upper cover and the base, is of a double-layer structure and is composed of a waterproof adhesive tape and a hook-and-loop fastener. The inner partition layer is provided with a plurality of elastic supporting points, it can be ensured that contained objects are stably fixed, the partition layer is formed by splicing a plurality of detachable partition plates, adjustment can be conducted according to the actual size of the loaded objects, and the risk of damage caused by shaking and collision in the transportation process and the like is reduced.

The invention provides a damp-heat aging resistant three-layer waterproof adhesive tape as well as a preparation method and application thereof, and belongs to the technical field of waterproof adhesive tapes. The waterproof screen cloth comprises a screen cloth layer and a waterproof layer which are bonded through a bonding adhesive, the waterproof layer is coated with the TPU hot melt adhesive layer; the laminating glue comprises the following components in parts by weight: 95-105 parts of PU glue, 4-6 parts of precipitated silica, 8-12 parts of an isocyanate curing agent and 60-70 parts of butanone; the TPU hot melt adhesive layer is prepared from the following components in parts by weight: 45 to 60 parts of polyester polyol, 10 to 20 parts of polyether polyol, 20 to 25 parts of diphenylmethane diisocyanate (MDI), 5 to 10 parts of chain extender and the like. The adhesive tape solves the problems that the existing adhesive tape is poor in damp-heat aging resistance and the adhesive strength is easy to decrease by improving the formula of the laminating adhesive of the mesh cloth layer and the waterproof layer and the formula of the TPU hot melt adhesive layer, and has excellent damp-heat aging resistance, stable waterproofness and lasting adhesive strength.

The utility model discloses a waterproof shell of a display, and belongs to the technical field of displays. Sliding grooves are formed in the two sides of the inner wall of the outer frame, adjusting sliding plates are arranged on the sliding grooves in a sliding fit mode, one sides of the adjusting sliding plates are connected with a shell, mounting through holes are formed in the bottom end of the shell, heat dissipation through holes are formed in the four corners of one side of the shell, waterproof rubber strips are arranged on the inner wall of the shell in a surrounding mode, and fixing screws are arranged at the top end of the outer frame in an inserted mode. The bottom end of the fixing screw is connected with a spring. According to the utility model, the adjusting sliding plate, the waterproof adhesive tape, the fixing screw and the spring are matched, the inverted U-shaped outer edge plate is used for protecting the enclosure and the waterproof adhesive tape from three directions to realize effective waterproof sealing, the display is ensured to be safely used in a humid environment, the adjusting sliding plate is matched with the sliding chute, and the fixing screw and the spring are combined, so that the position of the shell is conveniently and flexibly adjusted and stably fixed; and different mounting requirements are met.

The invention discloses a BIPV (building integrated photovoltaics) metal roof meeting first-level waterproof requirements and an intelligent monitoring operation and maintenance system. A waterproof barrier is arranged at a ridge position, and waterproof sealing is formed between the waterproof barrier and a metal roof board; an outwards-folded gutter is arranged on the outer side of the cornice, and the gutter and the metal roof board at the cornice are sealed through a waterproof adhesive tape. A skylight base and a fan base are installed on the metal roof board, and a water segregator is arranged on the upstream face. The system is further provided with a background server and a monitoring device used for monitoring the state of the metal roof and the state of the photovoltaic module, the monitoring device transmits collected data to the background server, and the background server intelligently analyzes the collected data through big data analysis and the AI technology, generates an operation and maintenance report and transmits the operation and maintenance report to a manager. The system has the functions of intelligent monitoring and early warning of the metal roof and the photovoltaic system at the same time, and synchronous intelligent real-time monitoring, early warning and rapid decision making of the roof system and the photovoltaic system can be achieved.

The invention relates to the technical field of pipeline leakage detection, and particularly discloses a positioning robot for leakage detection of a water conservancy water supply and drainage pipe network, the positioning robot sleeves a pipeline and comprises a driving ring, a detection ring and a marking ring, the inner wall of the driving ring is provided with a plurality of rollers and a driving assembly, the inner wall of the detection ring is provided with a probe, the probe is provided with a detection assembly, and the detection assembly is arranged on the detection ring. A waterproof adhesive tape roll and a marking mechanism are arranged on the inner wall of the marking ring, the robot is installed on a pipeline in a sleeving mode, under the action of the driving assembly, the driving ring, the detection ring and the marking ring are driven by the rolling wheels to horizontally move on the pipeline, and when the robot moves to the leakage position of the pipeline, the robot is driven to move. The detection assembly on the probe can detect water leaked from the leakage part, so that the specific leakage position of the pipeline can be known, the marking mechanism on the marking ring can mark the leakage part, the leakage part is subjected to preliminary leakage sealing through the waterproof adhesive tape, and the influence caused by pipeline leakage before a worker carries out maintenance is reduced.

Splices for cable tapes are provided herein. Cable tapes, such as water blocking tapes, that include such splices are also provided. The splices and tapes may be incorporated into a tape or cable wrapping for various conductors, includingpower, telecom, and fiber optic cables. A splice for use with a cable tape comprises a layer of nonwoven fibers. The fibers form a discontinuous adhesive web having a thickness of about 0.15 mm to about 1.0 mm. The discontinuous web structure of the splice is configured to prevent formation of a film in the cable tape. The splice forms a thermal bond with multiple sections of the cable tape while substantially maintaining the thickness of the tape. The splice preferably has a cross web flexibility similar to the cable tape at the elevated temperatures experienced during extrusion, particularly when the tape is applied longitudinally inside a co-extruded tube over the fiber bundle.

The utility model discloses a cutting device which comprises a cutting assembly and a cutting assembly, the cutting assembly comprises a tool apron and a blade, a notch is formed in one side of the tool apron, a groove is formed in the periphery of the notch, and the blade is inserted into the groove; the clamping assembly is arranged on the bottom side of the tool apron and comprises a first clamping plate and a second clamping plate, the blade is located between the first clamping plate and the second clamping plate, and limiting parts are arranged at the ends, away from the blade, of the inner sides of the first clamping plate and the second clamping plate. According to the waterproof adhesive tape cutting device, the limiting part is installed on the lamp bead plate in a clamped mode, then the cutting device is pushed to move in the direction of the lamp bead plate, and therefore the cutting assembly located on the upper portion can cut waterproof adhesive tape to be cut which is attached to the lamp bead plate; and the length between the limiting part and a blade in the cutting assembly is the length of the cut waterproof adhesive tape, so that the height of the cut waterproof adhesive tape is consistent, the specifications of the waterproof adhesive tape in a plurality of lamp bead plate products are consistent, and the consistency of the lamp bead plate products is ensured.

The invention discloses a high-bonding-strength waterproof adhesive tape for a rough surface and a preparation method of the high-bonding-strength waterproof adhesive tape, and belongs to the technical field of functional adhesive tape, the adhesive tape sequentially comprises a release layer, a high-bonding-strength adhesive layer and a reinforced base material layer from bottom to top, the adhesive layer takes a mixture of butyl rubber and polyisobutene as a main polymer, and the reinforced base material layer takes a mixture of butyl rubber and polyisobutene as an auxiliary polymer; and the raw materials such as ternary compound tackifying resin of C5 petroleum resin, C9 petroleum resin and hydrogenated rosin glyceride, and nano reinforcing filler treated by a silane coupling agent are matched. The preparation method adopts a hot melting coating process, and comprises the following steps: banburying, coating and compounding, rolling and curing. The adhesive tape has high thixotropy and good wettability, can adapt to rough surfaces of concrete, painted metal and the like, is excellent in initial adhesion and bonding strength, high in water resistance and weather resistance, convenient to construct and suitable for gap sealing and water resistance in the fields of buildings, pipelines and the like, and the preparation process is environment-friendly and efficient.

The utility model discloses a waterproof, dustproof and antiskid kraft paper box, which relates to the technical field of paper boxes, and comprises an outer box body, an outer box cover is arranged above the outer box body, the outer box body is provided with a sealing assembly, the sealing assembly comprises an inner box body arranged on the inner wall of the outer box body, the upper surface of the inner box body is provided with a sealing groove, and the inner box body is provided with a sealing cover. A sealing inner cover matched with the cross section of the sealing groove is mounted on the lower surface of the outer box cover, mounting pieces are connected to the bottoms of the two sides of the outer box cover, magnetic attraction blocks are mounted on the mounting pieces, and magnetic attraction grooves matched with the magnetic attraction blocks are formed in the outer side wall of the outer box body; according to the utility model, a primary physical barrier is formed through the interference fit of the sealing inner cover and the sealing groove, so that the compressed tight fitting is ensured, water vapor and dust are blocked, a secondary locking force is provided by combining the adsorption of the opposite magnetic poles of the magnetic attraction block and the groove, the accidental opening during transportation is prevented, and the silica gel waterproof adhesive tape is additionally arranged on the sealing contact surface to form double sealing.

The utility model provides a kind of waterproof adhesive tape's installation mechanism of concrete composite board, belong to waterproof adhesive tape installation technical field, a kind of waterproof adhesive tape's installation mechanism of concrete composite board, including workbench, the workbench top is rotatably installed pivot by bearing seat, the pivot top end fixedly connected circular placement plate, the placement plate top places composite board The utility model can drive the reciprocating motion of pressing block before and after by transmission assembly, to drive the reciprocating motion of pressing block before and after, to realize the installation and re-pressing of waterproof adhesive tape, to ensure the installation efficiency and installation effect of waterproof adhesive tape, reduce the physical labor of operator;The cooperation of pivot and placement plate can drive the rotation of composite board, to facilitate the installation waterproof adhesive tape in different positions, further improve installation efficiency;By locking assembly, placement plate can be stabilized in adjusted position, avoid the rotation of placement plate, ensure the stability of composite board.

The invention provides a garment with antibacterial, deodorant and waterproof functions and a manufacturing method thereof.The manufacturing method includes the following steps that fabric formed by mixing polyester fibers and organic cotton according to the ratio of 70: 30 is selected as a base material, and warm water cleaning pretreatment is conducted; a composite antibacterial agent (containing natural plant extracts and nano-silver) is prepared and permeates into a base material through ultrasonic treatment, and then the antibacterial durability is enhanced through 80-DEG C curing. And then, spraying an 8% modified polyurethane waterproof coating on the base material, setting the spraying pressure to be 0.4 MPa, and curing to form a waterproof layer. The waterproof adhesive tape is used for reinforcing when the clothes are sewn, and overall waterproofness is ensured. The finished product passes antibacterial (GB 4789.2) and waterproof (AATCC 22) detection, has efficient antibacterial, deodorant and waterproof performance, and is suitable for outdoor sports, medical protection and daily protection scenes.

The utility model discloses an enhanced polypropylene double-sided adhesive tape which comprises an adhesive tape main body and a waterproof layer, the top of the inner side of the adhesive tape main body is connected with a first viscous layer, the bottom of the first viscous layer is connected with an anticorrosive layer, and the waterproof layer is connected to the other side of the anticorrosive layer. The anti-corrosion layer and the waterproof layer are combined for use, so that the functionality of the whole polypropylene double-sided adhesive tape can be improved, the practicability of the whole polypropylene double-sided adhesive tape can be improved, and the polypropylene double-sided adhesive tape can be suitable for various different environments; the waterproof adhesive tape has a certain anti-corrosion effect, so that the anti-corrosion property of the whole adhesive tape can be improved, the internal structure of the adhesive tape cannot be corroded due to long-time use, the internal structure of the waterproof layer is made of waterproof paint, and the waterproof effect of the waterproof layer is better; and liquid can be prevented from permeating into the internal structure of the adhesive tape.

The utility model belongs to the technical field of automobile parts, disclose a new type of sliding door locking actuator mechanism assembly, it includes base and the cover board that cooperates with base, still includes setting on the base drive mechanism, support subassembly and lock tongue, support subassembly is fixed on the base, lock tongue slidingly connected on support subassembly, drive mechanism cooperates with lock tongue, and drives lock tongue to move on drive mechanism and realizes locking or unlocking, still be equipped with the noise reduction spare of lock tongue adaptation on the base. The utility model's noise reduction spare can reduce the noise, and the use comfort is good, and the emergency unlocking structure can be in outside through corresponding tool and emergency unlocking structure cooperation realizes manual unlocking, and the overall practicality is strong, the symmetrical layout of wheel system and lock tongue can reduce production cost, simplify production management, improve assembly efficiency and strengthen product versatility, set up waterproof adhesive tape in the end outer periphery of the shaft exposure base and cover board to prevent the internal component, further strengthened the practicality of use.

The utility model discloses a waterproof square track vibration isolator, which comprises a top cover and a base, and is characterized in that the bottom end of the top cover and the top end of the base are respectively welded with an enclosure frame, a spring group array is welded between the top cover and the base in the enclosure frame, the spring group array consists of a plurality of springs, and the outer wall of the enclosure frame is brushed with a waterproof glue layer A; the waterproof adhesive tape covers the waterproof adhesive layer A and the gap between the two enclosure frames, so that any possible tiny gaps or joints can be effectively sealed, and water is prevented from permeating into the waterproof adhesive tape, and the waterproof adhesive tape covers the waterproof adhesive layer A and the gap between the waterproof adhesive layer A and the two enclosure frames. The waterproof adhesive layer B is brushed at the joint of the waterproof adhesive tape, the problem that tiny gaps or imperfect attachment possibly exists at the joint of the waterproof adhesive tape is effectively solved, and the waterproof adhesive layer A can resist external moisture and prevent the waterproof adhesive layer A from permeating into the vibration isolator through the space between the enclosure frame and the waterproof adhesive tape.

The utility model discloses a bottom plate and rubber strip protection combined irrigation channel, which relates to the technical field of farm irrigation and comprises a channel body, a plurality of groups of fixed bolt hole cylinders are arranged at the bottom of the channel body in a bilateral symmetry manner and are linearly arranged along the channel body at equal intervals, and the fixed bolt hole cylinders are arranged in the channel body. The fixing bolt hole cylinder is connected with the fixing bottom plate through a fixing bolt, an adhesive tape mounting groove is formed in one end of the channel body, and a sealing waterproof adhesive tape can be mounted in the adhesive tape mounting groove in a clamped mode. The integral stability of the canal is improved by mounting the fixed bottom plate, the working efficiency of workers is improved, the fixed bottom plate is tightly attached to soil after hilling and tamping, the problems of floating and settling in the use process of the canal body are solved, and therefore the later maintenance cost is reduced.

The utility model discloses a digital display angle leveling instrument capable of being attached to a wall for use, which comprises a leveling instrument main body, an angle ruler, a display screen, a hinging structure for hinging the angle ruler and the leveling instrument main body, and a positioning clamping piece for fixing the angle ruler after the angle ruler rotates, a waterproof adhesive tape capable of being adhered to a wall surface is adhered to the side wall of the end cover assembly, the hinge structure comprises a damping disc provided with a plurality of tooth grooves and at least one rack meshed with the tooth grooves, the rack is connected with the leveling instrument main body, and the damping disc is connected with the bevel protractor through a clamping block and a clamping groove in an embedded mode. According to the utility model, through the arrangement of the bonded waterproof adhesive tape, the leveling instrument can be adhered to a wall surface for measurement, the position of the leveling instrument main body is fixed, the measurement error possibly caused by manual supporting measurement is avoided, the measurement accuracy and the measurement efficiency are improved, and through the arrangement of the hinge structure, the rotation of the goniometer has a certain damping characteristic; and the measurement accuracy is further improved.