31results about How to "Avoid accidental separation" patented technology

The invention discloses a low-voltage circuit cable convenient and quick to connect, which relates to the technical field of low-voltage cables, and comprises a first low-voltage circuit cable body which is arranged at the left side end of an outer protection connecting end, forms circuit connection with a second low-voltage circuit cable body through the outer protection connecting end, and is used for forming a complete closed electrical circuit, under the cooperation of the magnetic connection end and the magnetic fixing end, the whole cable butt joint operation is realized, the connection process is greatly simplified, the skill requirement on operators is reduced, the mechanical stability in the connection process is ensured, the cable is prevented from being accidentally broken, the stability of internal electrical connection is also ensured, and the service life of the cable is prolonged. According to the low-voltage circuit cable connection system, the power or signal transmission is ensured not to be interfered, the viability of the whole low-voltage circuit cable connection system in a severe environment is improved, the electrical performance of cable connection is improved under the cooperation of the distance adjusting control assembly, and the potential safety hazards of heating, electric energy loss and the like caused by the increase of contact resistance are reduced.

The utility model relates to a dust catcher functional joint, belong to dust catcher technical field, including pipe lower joint, pipe lower joint on be equipped with with pipe lower joint intercalation limit pipe upper joint, pipe upper joint with pipe lower joint interval be equipped with lock catch spare, adopt lock catch spare and realize pipe upper joint and pipe lower joint between the separation and the assembly, pipe upper joint on be equipped with a plurality of extension pipe upper joint lower end's electric rod, through electric rod realizes pipe lower joint lower end part's circuit intercommunication. Pipe lower joint lower part be equipped with with pipe lower joint intercalation formula connection's transition electric plug, transition electric plug with electric rod circuit intercommunication formula intercalation. Have the characteristics such as high integration, convenient operation, connection reliability is high, safe durable and assembly process good. Solveed the connection stability, the operation convenience and the electric power transmission reliability problem that the dust catcher encountered in use.

The utility model relates to the technical field of steel balls, and discloses a multi-steel-ball separating and feeding mechanism which comprises a separating box, a vibrating disc is arranged on the right side of the top of the outer wall of the separating box, a fixing box is fixedly connected to the bottom of the vibrating disc, a vibrating machine is fixedly connected to the inner wall of the fixing box, and a sliding rail is fixedly connected to the output end of the vibrating disc. A small round hole is formed in the middle of the sliding rail, a temporary storage box is fixedly connected to the bottom of the sliding rail, a direction hole is formed in the left side of the inner wall of the temporary storage box, the right side of the temporary storage box communicates with the top of the separation box, and temporary storage boxes are fixedly connected to the left side and the right side of the top of the inner wall of the separation box correspondingly; and connecting pipes are fixedly connected to the left and right sides of the bottom of the inner wall of the separation box. According to the steel ball sorting device, the steel balls with moderate diameters and the steel balls with overlarge diameters are respectively guided to different paths through the small round holes, so that the steel balls finally fall into the corresponding temporary storage boxes in the separation box, and the preliminary sorting of the steel balls is realized.

The invention relates to a multi-dimensional adaptive transmission line anti-dancing device and a working method, which converts the dancing of a conductor into the linear displacement of a horizontal transmission tooth and a vertical transmission tooth, and consumes the dancing energy through a multi-stage anti-dancing mechanism; wherein the first-stage anti-dancing mechanism comprises a sub-gear respectively meshed with the horizontal transmission tooth and the vertical transmission tooth, the sub-gear drives a damping disc inside an inertia damping device to rotate, and utilizes the rotation of the damping disc in a damping fluid to consume the dancing energy; the second-stage anti-dancing mechanism comprises a main gear respectively meshed with the horizontal transmission tooth and the vertical transmission tooth, the main gear has at least two groups and is arranged in parallel on a self-spinning connecting rod, the side of the main gears close to each other is connected to a corresponding torsion spring, and the main gear drives the torsion spring to rotate to realize torsional compression to consume the dancing energy; the third-stage anti-dancing mechanism comprises a torsion body connected to the self-spinning connecting rod, the torsion body is located between the two groups of torsion springs, and the torsion body is driven to rotate by the spinning connecting rod to realize torsional compression deformation to consume the dancing energy.

The utility model relates to the technical field of photovoltaic panel connectors, in particular to an outdoor photovoltaic panel junction box connector, which comprises a male plug and a female plug which are matched with each other. The middle of the main body of the male plug and the middle of the main body of the female plug are respectively provided with an embedded connection groove extending along the plugging direction, and the front end of the main body is provided with an embedded connection block protruding outwards. A T-shaped connecting block is arranged on the bottom face of the embedded connecting block, a T-shaped connecting groove matched with the T-shaped connecting block is formed in the middle of the corresponding embedded connecting groove, and a positioning embedded groove of an expanding structure is formed in the rear end of the T-shaped connecting groove. The T-shaped connecting block is in sliding fit with the groove to be combined with the clamping hook structure, so that a double-locking mechanism is formed, accidental separation caused by external force traction or vibration is prevented, the connection stability is improved, the alignment-sliding-locking integrated operation does not need tools, the installation process is simplified, the efficiency is improved, and the device is particularly suitable for high-altitude or narrow space operation.

This invention discloses an anti-theft alarm fastener. By integrating a position detection module, a control module, and an alarm module into the male and female buckles of an existing magnetic fastener, it achieves real-time monitoring of the fastener's connection status and automatic alarm functions upon unauthorized separation. The control module, with its function selection button, allows the fastener to flexibly switch between at least two operating modes: alarm function off or on. This greatly improves the product's practicality and applicability, meeting diverse user needs in different situations. The position detection module uses a magnetic trigger and a Hall sensor element to form a non-contact position detection module, avoiding reliability issues caused by contact oxidation, wear, or poor contact in traditional mechanical switches. Furthermore, the mating structure of the mounting groove and positioning recess improves the accuracy and consistency of detection, effectively avoiding misjudgments or missed alarms due to positional misalignment.

This invention discloses a waterproof cable connector structure to prevent loosening, relating to the field of cable connector technology. The waterproof cable connector structure includes a threaded connector base and a tightening nut, and further includes an end-face ratchet. The end-face ratchet is sleeved outside the connector base. A ratchet tooth is fixed on one side of the tightening nut to engage with the end-face ratchet, allowing the tightening nut to rotate freely in the tightening direction and be locked in the loosening direction. This invention utilizes the unidirectional meshing feature of the end-face ratchet and ratchet teeth to lock the tightening nut in the loosening direction. Combined with a pre-compressed connecting spring continuously providing axial thrust, it compensates for micro-axial displacement of the threaded pair caused by vibration in real time, suppressing nut rotation and loosening. Simultaneously, it ensures that the ratchet teeth and end-face ratchet are always tightly engaged, preventing tooth separation under vibration and impact, thus improving the reliability of the connector under vibration conditions.

The utility model discloses a gastric lavage device, and relates to the technical field of gastric lavage devices. The gastric lavage device comprises a gastric lavage syringe and a gastric lavage tube, and further comprises a stable assembling assembly and an anti-bite fixed expanding assembly, the stable assembling assembly is arranged at one end of the gastric lavage tube, the gastric lavage tube is connected with the gastric lavage syringe through the stable assembling assembly, and the outer side of the gastric lavage tube is connected with the anti-bite fixed expanding assembly in a sliding mode. According to the utility model, through the design that the stable assembling component is additionally arranged at the connection position of the original gastric lavage syringe and the gastric lavage tube, the connection stability of the syringe and the gastric lavage tube can be further improved, the anti-separation stability in the gastric lavage process is improved, the separation caused by mistaken touch is avoided, and the anti-bite fixed expanding component is arranged on the outer side of the gastric lavage tube, so that the anti-bite effect is improved. Corresponding oral cavity supports can be conveniently provided according to using requirements of different patients, the gastric lavage tube is prevented from being crushed in the oral cavity closing process, oral cavity opening is conveniently maintained, and gastric lavage is conveniently carried out.

The utility model discloses a novel egg shaker relates to kitchen utensil technical field, it includes the top cover and box body that can be up and down cover, be located the inside of the box body and be through the several groups of egg storehouse that upper shell, lower shell screw together and be formed to be connected to the drive arrangement that box body arranged, open the egg storehouse will after the egg product accomodation, the axis of egg product and the rotation axis of drive arrangement are perpendicular to each other, press the switch of drive arrangement, can make egg storehouse relative to the box body and turn over, with the egg white egg yolk of egg product and shake even. Compared with the prior art, the operation procedure of the design that has simplified the egg loading / unloading can carry out the even action of shaking to several egg products simultaneously, has promoted the work efficiency when using.

The utility model discloses a high-strength fuel tank which comprises a fuel tank body and a fuel tank opening formed in the top of the fuel tank body, and a plurality of fixing assemblies and unbuckling assemblies are arranged in the fuel tank body. The fixing assembly forms a triple fixing structure through mechanical embedding of the supporting rod and the embedding groove, covering and locking of the limiting sleeve on the positioning block and the adsorption effect of the magnetic attraction ring, and stable clamping is achieved in cooperation with the limiting block pre-tightened by the torsional spring. The unlocking assembly adopts a linkage mechanism that a lifting rod drives a rotating rod to rotate, unlocking track control is achieved through sliding fit of a movable groove and a limiting column, and self-locking in the unlocking state is guaranteed through a friction plate. The fuel tank has the advantages of being convenient to install and reliable in locking, single-hand rapid disassembly and assembly are achieved through modular design, the multiple interlocking structures of the fuel tank effectively resist vibration impact, the fuel tank is particularly suitable for fuel systems of vehicles and other mobile equipment, and the maintenance efficiency is improved.

The invention provides an inner ear infusion needle. The inner ear infusion needle comprises a puncture needle, an infusion tube, a first connecting seat and a second connecting seat, the front end of the infusion tube is fixedly connected with the puncture needle, and the rear end of the infusion tube is fixed in the first connecting seat; the second connecting seat is inserted into the first connecting seat and is in running fit with the first connecting seat; the second connecting seat is used for being connected with a medicine supply device, and a first sealing gasket is arranged between the second connecting seat and the first connecting seat; and the medicine supply device or the second connecting seat or the first connecting seat is provided with a connecting needle for puncturing the first sealing gasket. After the puncture needle is punctured into the inner ear, the problem that an infusion tube is twisted and wound due to angle adjustment of the puncture needle can be solved only by rotating the first connecting seat relative to the second connecting seat, so that the smoothness of subsequent administration can be ensured, and the risk that the puncture needle is separated from the inner ear is reduced.

The utility model provides a lock structure and equipment, and relates to the technical field of locks.The lock structure comprises a shell, a lock catch, a fixing piece, a linkage mechanism, a driving mechanism and a control mechanism, and the shell is provided with a lock opening allowing a lock nose to go in and out; the lock catch is rotatably arranged in the shell and is arranged on one side of the lock opening; the fixing piece is rotatably arranged in the shell, and the fixing piece is provided with a first locking position connected with the lock catch in a limiting manner and a first unlocking position released from the lock catch in a limiting manner; the linkage mechanism is movably arranged in the shell, and one end of the linkage mechanism is adjustably connected with the fixing piece; the driving mechanism is connected with the other end of the linkage mechanism in a transmission mode, and the driving mechanism can be used for driving the fixing piece to be switched from the first locking position to the first unlocking position. The lock structure provided by the utility model has better anti-seismic and anti-theft performance, and can better meet the use requirements of complex scenes.

The utility model discloses a top and bottom separation type packing box of square shell battery relates to battery packing box technical field, including bottom shell, top shell, the both sides of bottom shell and top shell are provided with recess, and recess coincides and forms side hand hole, the both sides of top shell top are provided with hand to hold the hole, and the both sides of top shell top are fixed with support buckle frame, the utility model discloses packing box is by bottom shell and top shell cooperation constitutes, wherein bottom shell and top shell buckle in the process, and positioning column corresponds to insert into corresponding positioning hole, can bear certain tension and shearing force, prevent bottom shell and top shell accidental separation in the transportation or use process, and the overall connection strength and stability of packing box are strengthened, after bottom shell and top shell buckle, and the handle is moved to the down, makes the hook corresponding buckle on the lock catch, realizes further buckle locking, thereby enhances the firmness of bottom shell and top shell connection, makes square shell battery storage more safe and reliable.

This utility model provides a high-tensile-strength fastening nut, relating to the field of furniture hardware technology. It includes a locking groove body and an expansion body. The bottom surface of the locking groove body has an insertion port. The lower parts of the first and second sides of the locking groove body are elastic. The lower parts of the third and fourth sides of the locking groove body have insertion holes with first serrations inside. The first side faces the second side, and the third side faces the fourth side. The expansion body is connected to the bottom surface of the locking groove body via a connecting strip. The expansion body is adapted to the insertion port and has two insertion parts with second serrations that are adapted to the first serrations. The connecting strip is plastic, driving the expansion body to move towards the insertion port so that the expansion body inserts into the insertion port and the insertion parts insert into the insertion holes, thereby causing the expansion body to push the first and second sides outward. This utility model can achieve a better expansion effect.

The utility model discloses a double-layer composite leakproof paper cover which comprises an arranged paper cover body, a hierarchical assembly is arranged in the paper cover body, the hierarchical assembly comprises a first inner layer installed in the paper cover body, and a second inner layer used for increasing the strength of the paper cover body is arranged on the first inner layer. A waterproof surface layer is arranged on the second inner layer, a leakage-proof bottom layer is installed below the first inner layer, and air holes for exhausting are formed in the paper cover body. According to the double-layer composite leakproof paper cover, the first inner layer of the paper cover body is made of the paper material, the second inner layer at the upper end of the paper cover body enhances the overall strength and protection performance, provides certain structural support and prevents internal articles from being damaged or affected by external pressure, and the surface layer on the second inner layer is made of the waterproof coating material, so that the paper cover body is prevented from being damaged due to damp; the replacement frequency caused by material damage is reduced, the overall structure is simple, production operation is convenient, and the production complexity and cost are reduced.

The utility model relates to the field of drainage tubes, and discloses a drainage tube waterproof fixator which comprises an adhesion assembly, the adhesion assembly comprises an adhesion plate, the bottom end of the adhesion plate is fixedly connected with an adhesion sheet, the top end of the adhesion plate is provided with a fixing assembly, the fixing assembly comprises a fixing sleeve, and the fixing sleeve is fixedly connected with the adhesion sheet. The fixing sleeve is in threaded connection with the top end of the sticky plate, the top end of the fixing sleeve is fixedly connected with a sealing block, the inner wall of the fixing sleeve is fixedly connected with an inner sealing block, the outer wall of the fixing sleeve is fixedly connected with an anti-loosening ring, the top end of the sticky plate is fixedly connected with a rubber ring, and the bottom end of the fixing sleeve is provided with a sealing groove. According to the utility model, the skin around the wound of a patient is adhered by using the adhesion component, so that the wound can be prevented from being in direct contact with a water source, and meanwhile, the drainage tube is connected by using the fixing component and the sealing block, so that a sealing effect can be achieved, the patient can perform simple bathing activities, and the influence on the life of the patient is small.

This application relates to the field of overhead insulated cable technology, and in particular to a flexible overhead insulated cable harness, which includes an installation component and a fixing component that can form a complete cylinder. A first installation cylinder and a second installation cylinder are fixedly connected to opposite sides of the outer peripheral wall of the installation component. The first and second installation cylinders are staggered on both sides of the installation component. A hinge rod is slidably installed inside the first installation cylinder. A rotating column is coaxially rotatably installed on the end face of the hinge rod near the second installation cylinder. A second sliding block is provided on the peripheral wall of the rotating column. A second sliding groove communicating with both end faces is opened along the axial direction of the inner wall of the second installation cylinder. The second sliding block is adapted to the second sliding groove and can slide within the second sliding groove. A fixing groove is opened on the end face of the second installation cylinder opposite to the first installation cylinder. The second sliding block is adapted to the fixing groove and can be inserted into the fixing groove. This achieves the effect of accommodating the interval installation of different numbers of overhead insulated cable harnesses and improving installation efficiency.

The invention discloses a brush roll structure capable of rotatably replacing brush strips. The brush roll structure comprises a roll shaft and a base tube coaxially mounted with the roll shaft, a plurality of arc-shaped brush plates used for arranging brush strips are arranged on the outer wall of the base tube in the circumferential direction. The roller shaft is sleeved with a rotary driving pipe capable of rotating along the axis of the roller shaft, and the rotary driving pipe is provided with a driving part used for acting on the linkage structure. The fixed connecting pieces and the movable connecting pieces are arranged on the arc-shaped brush plate and the annular seat correspondingly, and the linkage structure is arranged between the two movable connecting pieces which are opposite in the axial direction, so that when the arc-shaped brush plate is disassembled, the arc-shaped brush plate is disassembled by rotating the rotary driving pipe arranged on the roller shaft in a sleeving mode; the two movable connecting pieces which are opposite in the axial direction can be separated from the corresponding fixed connecting pieces by rotating the driving part on the driving pipe to act on the linkage structure, so that the corresponding arc-shaped brush plate is quickly disassembled, the brush plate disassembling and assembling process is simplified, and the brush plate replacing efficiency is improved.

The utility model discloses an emergency rescue material thrower for unmanned plane relates to unmanned plane technical field, including frame body, the outside lower edge fixed connection of frame body has vertical support rod, the lower extreme fixed connection of vertical support rod has horizontal support rod, the outside of frame body is provided with protection subassembly, the lower extreme of frame body is provided with adjusting assembly. The utility model discloses through shortening second electric push rod makes its second electric push rod's exposed end sinks into the inside of slot, then starts second motor and drives the rotation of rotating rod, under the state that extension rod maintains unmoved, rotating rod can rotate support piece of horizontal state to vertical state, and because the block of second electric push rod disappears, make the rescue material that hangs on support piece will slide down along support piece and drop, thereby complete the quick throw of rescue material.

This utility model relates to the field of fishing gear technology and discloses a connection structure between a landing net rod and a landing net head. It includes a hexagonal nut welded to one end of the net frame and a connecting seat located at the end of the landing net rod. A connecting rod is located at the end of the connecting seat away from the landing net rod. A radially through-hole is formed on the circumferential side of the connecting rod. A sleeve is coaxially fitted onto the outside of the connecting rod. The inner wall of the sleeve is formed into an internal hexagonal structure matching the hexagonal nut. A pin slides through the slot, with both ends radially penetrating the side wall of the sleeve and extending outwards. A groove is formed at the end of the sleeve near the connecting seat. A spring is coaxially fitted onto the outside of the connecting rod and accommodated within the groove. This utility model effectively prevents the net frame from rotating and loosening relative to the landing net rod through the nested hexagonal nut and internal hexagonal sleeve, thereby preventing the threaded rod from accidentally unscrewing out of the threaded hole and avoiding accidental separation between the landing net rod and the net frame.

The present application provides a connection structure, a power supply device and a sofa. The connection structure includes a socket assembly, an elastic limit assembly and a plug assembly. The socket assembly includes a mounting seat, and the mounting seat is provided with a plug-in slot and a mounting hole that are interconnected. One end of the elastic limit assembly is installed in the mounting hole, and the other end of the elastic limit assembly protrudes from the plug-in slot. The plug assembly includes a plug body and a pusher, and the pusher protrudes and is connected to the outside of the plug body. The plug body and the pusher are both inserted into the plug-in slot. The elastic limit assembly is used to protrude from the plug-in slot when the plug body and the pusher are inserted into the plug-in slot, so that the pusher is limited in the plug-in slot. The pusher is used to abut and push the elastic limit assembly to contract when plugging and unplugging the plug body and the pusher. The force required to pull out the plug assembly is relatively large, thereby improving the connection reliability between the plug body and the pusher, and avoiding the problem of accidental separation of the plug assembly and the socket assembly.

The invention discloses a computer network information security alarm device, which relates to the technical field of computer networks and comprises a body mechanism, the body mechanism comprises an alarm equipment main body, a connector is clamped in the alarm equipment main body, and a cable main body is fixedly mounted on one side surface, away from the alarm equipment main body, of the connector. A processing mechanism is arranged on the right side of the alarm equipment body; the processing mechanism comprises a fixing unit, the fixing unit is located on the right side of the alarm equipment main body, and the fixing unit is used for clamping and fixing the cable main body; the processing mechanism further comprises a buffer unit, the buffer unit is located in the fixing unit, the fixing unit is used in cooperation with the buffer unit, and the buffer unit is used for buffering the cable main body when the cable main body is dragged. And the device clamps and limits the cable main body, so that the phenomenon that the alarm equipment main body fails to report or the alarm function is unstable is avoided.

The utility model belongs to the technical field of holster, and particularly relates to a transfer structure for holster installation and a holster. One side of the main plate is connected with a waistband; the face, away from the mainboard, of the backboard is connected with a holster. A clamping groove used for clamping the back plate is formed in the side, close to the back plate, of the main plate, an opening is formed in the side face of the main plate, the back plate transversely slides into the clamping groove from the side face of the main plate to complete installation, and an elastic buckle used for buckling the edge of the back plate is arranged at the position, close to the opening of the clamping groove, of the main plate. Under the condition that the safe direction of a muzzle is not changed, the design mode of transversely installing the holster is adopted, compared with the installation modes such as up-down hanging and the like which are mostly adopted at present, when a gun is rapidly pulled out or inserted, the situation that the holster is accidentally separated from a waistband due to the fact that locking is not in place due to operation or structure reasons can be avoided, and the safety of the gun is guaranteed. The holster is more difficult to separate from the waistband or a connecting piece between the holster and the waistband is damaged.

The application discloses a magnetic fastener, which comprises a first fastener, a second fastener, a release operating part, a locking part, a first magnetic structure, a second magnetic structure and a moving part. The first magnetic structure is arranged on the first fastener. The moving part is movably arranged on the second fastener. The moving part is arranged in linkage with the release operating part. The second magnetic structure is arranged on the moving part. The locking part is movably arranged on the second fastener and used for clamping the first fastener to avoid separation of the first fastener and the second fastener. The locking part is arranged in linkage with the release operating part or the moving part. The release operating part drives the moving part to change the magnetic force direction of the second magnetic structure acting on the first magnetic structure in the release process, so that the purpose of changing the magnetic force direction in the release operation is achieved.

The utility model relates to building waterproof construction equipment field especially relates to a waterproof volume paving machine, including paving machine and bolt etc., and paving machine is provided with the placing frame of placing waterproof volume and the high temperature subassembly of heating waterproof volume, and paving machine is provided with the smoke suction ware of being located at the top of high temperature subassembly, and the filter bucket of sliding connection has at the top of smoke suction ware, and smoke suction ware and filter bucket are stably connected through the bolt, and the middle part of the exhaust pipe for connecting smoke suction ware and filter bucket is provided with the thread sleeve, and the exhaust pipe is located at the left and right sides of filter bucket, and the middle part of exhaust pipe is separated and connected through thread sleeve, and the exhaust cover of setting on the top of filter bucket is opened a plurality of through -holes, and the air intake component of setting up in smoke suction ware is used for the supplementary collection of air intake. Through the interference fit of bolt and sliding plate, the fastening connection structure is formed, effectively avoid the accidental separation of filter bucket and smoke suction ware when the equipment is running, thereby preventing harmful gas leakage, and improving the operation safety.

The application discloses a quick docking electronic connector and belongs to the technical field of electronic connectors. The application improves the problem that the fixing structure of the electronic connector is easily damaged. The electronic connector comprises a connector plug and a connector socket. The outer surface of the connector socket is rotationally connected with a limiting mechanism. The outer surface of the connector plug is slidingly connected with a connecting mechanism. The connecting mechanism comprises a sliding frame which is slidingly connected with the outer surface of the connector plug. The inner wall of the connector plug is provided with a guide groove. The application provides basic stability through the initial locking of the clamping block and the limiting groove. The secondary locking of the rotating disc and the annular groove enhances the anti-vibration and anti-impact capacity, effectively prevents the accidental separation of the connector, ensures the reliable electrical connection in a harsh environment through the double locking mechanism, reduces the problems of poor contact and signal interruption, prolongs the service life of the connector, and facilitates the fixation of the connector plug and the connector socket.

This utility model relates to the field of food packaging technology, specifically a foldable food box with a handle, comprising: a box body, which is composed of a bottom plate and side plates, with a lid covering the top and outer sides of the side plates. The lid includes a fixing part, and movable parts are provided on the front and rear sides of the fixing part, allowing the movable parts to bend up and down; and a handle, which is composed of a lifting tab and a fixing tab. The fixing tab secures the handle to the side plate and the lid from the inside of the side plate and the outside of the fixing part, thus fixing the side plate and the fixing part. This utility model utilizes a first reinforcing tab and a second reinforcing tab to achieve coordinated fixation of the lid, handle, and box body, ensuring the fixing strength of the lifting tab and lid while preventing accidental separation of the lid from the box body. The lid's three-fold design facilitates opening without interfering with the handle.