18results about How to "Avoid stabbing" patented technology

The anti-needling protection device comprises a limiting cylinder and a guide cylinder, the front end of the guide cylinder is provided with an opening, and the guide cylinder is correspondingly fixed to a penetrating hole in the rear end of the limiting cylinder; a front end via hole is fixedly formed in the front end of the limiting cylinder; a rear end via hole is formed in the rear end of the guide cylinder; a limiting part is arranged at the front end of the puncture needle; the inner diameter of the front-end via hole is greater than the outer diameter of the limiting part; the inner diameter of the rear-end via hole is larger than the outer diameter of the puncture needle and smaller than the outer diameter of the limiting part; a one-way blocking piece is arranged in the limiting cylinder and comprises a sliding base and an elastic mechanism, and a check block pointing to the puncture needle is fixed to the lower side of the sliding base. When puncture succeeds and the needle tube retreats to the position of the anti-acupuncture protection device, the needle head is limited in the anti-acupuncture protection device, safety of medical staff and patients is guaranteed, meanwhile, in the follow-up medical waste treatment process, the needle point can be prevented from stabbing workers, and the risk that the medical staff are infected with blood spread diseases is reduced.

This invention provides an anti-static endoscope camera system host, relating to the field of endoscope technology. It includes a housing with four terminals mounted on its side wall. The side wall of the housing has a grounding structure, which includes a conductive frame, a conductive component for conducting static electricity, a discharge block for discharging static electricity, and a protective component for shielding the discharge block. The conductive frame is electrically connected to the housing and is made of copper. The inner wall of the conductive frame has a conductive component, which includes a retaining plate slidably connected to the inner wall of the conductive frame. The retaining plate is also made of copper. This invention, by setting a grounding structure, can promptly conduct static electricity generated on the housing to the ground, thereby minimizing the accumulation of static electricity on the housing and preventing damage to electronic components inside the housing. This extends the service life of the host and, to a certain extent, eliminates safety hazards.

The utility model relates to carbon block clamping device technical field, concretely is a kind of anode carbon block clamping device, including the first clamping arm and second clamping arm for clamping anode carbon block, the bottom end inboard of first clamping arm and second clamping arm are all fixedly connected with clamping plate;Multiple connecting holes are equipped on clamping plate, bolt is connected in connecting hole;Bolt includes bolt head and screw rod, bolt head is located the inboard of clamping plate and end portion protrudes connecting hole, the inboard of bolt head is equipped with antiskid boss;Screw rod protrudes to the outside of clamping plate and is connected with nut;By setting bolt, and setting antiskid boss on bolt head to replace antiskid nail, that is, increase the friction area with anode carbon block, increase friction force, also avoid antiskid nail to stab anode carbon block, avoid carbon block damage to affect process production and carbon block consumption.

The application discloses an insulin injection pen, comprising: a pen body, one end of the pen body being provided with a mounting portion; a needle seat, one end of the needle seat, which is away from the pen body, being provided with a needle, the other end of the needle seat being provided with a mounting cavity which is suitable for detachable cooperation with the mounting portion; and a protective cap, the protective cap being provided with a avoiding opening which is suitable for the needle to pass through, the protective cap being sleeved on the needle seat, the protective cap being in sliding cooperation with the needle seat, the protective cap being movable along the axial direction of the needle seat between a needle exposing position and a protective position, in the needle exposing position, the needle passes through the avoiding opening and extends out of the protective cap, in the protective position, the needle is located in the protective cap. The application also relates to a method for using the insulin injection pen. According to the insulin injection pen, after the insulin injection pen completes injection, the needle can be prevented from pricking, the pen cap does not need to be sleeved, the clinical nursing requirement and nursing regulation can be met, and the use safety of the insulin injection pen can be ensured.

The utility model discloses a syringe needle protection device, include: support, set up the stop device on the support, stop device and needle cap or needle head detachable connection, through holding support can move needle tube, needle head and / or needle cap simultaneously, the support of this syringe needle protection device is used for supporting stop device and keeps stable, and stop device is used for fixing needle head or needle cap, so that can single person single hand with needle tube stable place to stop device on, simultaneously when many people cooperate, through the support and stop device cooperation makes personnel can be far away and not direct contact needle head in needle tube transmission process, avoids needle head to stab, improves security.

The application discloses a pruning device for garden greening tree breeding, and relates to the technical field of tree breeding pruning, which comprises an arm sleeve and a fixing rod, the fixing rod is installed at the front end of the arm sleeve, small and large cutting pieces are rotationally installed at the bottom of the fixing rod, and a first torsional spring is arranged between the small and large cutting pieces, the first torsional spring resets the small and large cutting pieces, a rear handle is installed at the bottom of the front end of the arm sleeve, and a worker presses the surface of the rear handle with the thumb and the web space part as a force point, so that the worker can easily cut off the branches by holding the device with one hand, compared with the existing pruning tool, the force mode is changed, the worker does not need to frequently bend the arm, wrist fatigue is avoided, and the worker can operate with one hand to release the other hand to adjust the angle of the required cut-off branches, so that the growth angle of the branches is prevented from blocking the small and large cutting pieces from extending to cut off.

The utility model relates to pre -filled medicine bottle technical field, concretely relates to provide the device and pre -filled syringe of hidden needle and injection needle head prevent stab protection, and the device includes hidden needle cover, medicine storehouse shell, locking sleeve, medicine bottle support, locking sleeve top rod, and the inside of medicine storehouse shell sets up hidden needle cover, the top of hidden needle cover sets up locking sleeve, and the inside of locking sleeve sets up medicine bottle support, and the inside for setting up pre -filled medicine bottle of medicine bottle support, the bottom of locking sleeve and the top of hidden needle cover mutually inlay, and, the top of medicine bottle support sets up locking sleeve top rod, when not injecting, locking sleeve and hidden needle cover can freely move, after completing injection, locking sleeve top rod can lock locking sleeve, makes hidden needle in pre -filled medicine bottle inside unable to expose. The utility model can realize the needle head of not injecting, and does not influence the removal of hidden needle protection cap, provides the friendly experience to the needle user, after injection, locks hidden needle cover, avoids the exposure of hidden needle, prevents the needle head from injuring the relevant personnel, improves the use safety.

The present application provides a kind of infusion needle provided in the embodiment, including handle, needle and shielding device.The needle is communicated with the handle, and the needle has needle tip.The shielding device can be kept on the handle, and the shielding device can also be kept on the needle and cover the needle tip.The present application sets the shielding device on the handle, and the shielding device is convenient for medical staff to pinch at the handle.The shielding device forms a shield on the needle tip, which avoids the needle tip from pricking medical staff.

This invention discloses a clinical needle storage box, comprising a box body and an arrangement mechanism installed inside the box body. The arrangement mechanism is used to sort the retrieved needles, and the sorted needles fall into the box body for storage. The box body has a door-type frame that slides along the inner wall of the box body. The arrangement mechanism includes a needle-filling hopper, and the door-type frame slides through the axis of the needle-filling hopper and is connected to the inner wall of the needle-filling hopper. When storing needles, it is necessary to avoid stacking, overlapping, and messy scattering. The moxibustion needles need to be stored in an orderly manner. The arrangement mechanism is negatively attracted to the operating table by a positioning mechanism, and then assembled by an assembly mechanism. The arrangement mechanism can store and arrange the needles in an orderly manner. Under the action of the sealing mechanism, the needles can be sealed, preventing the operator from accidentally touching or disturbing the orderly arranged needles, which would cause the needles to scatter, and also preventing the operator from coming into contact with the needles and being pricked by them.

The utility model discloses a safety type specimen collection auxiliary device which comprises an injector connector, an isolation cover is connected to the outer wall of the lower end of the injector connector in a sleeved mode, and a circular truncated cone base is fixedly installed at the lower end of the injector connector. When pressure is applied, the needle head punctures the rubber sleeve, the rubber sleeve contracts upwards, the needle head is exposed, the sample tube is punctured and the injector is pushed to inject body fluid into the sample tube, the rubber sleeve can prevent the injector from puncturing an assistant, the body fluid can be prevented from dropping from the needle head and polluting the outer side of the sample tube and the environment, and when the needle head is pulled out, the isolation cover can prevent the body fluid from splashing. By newly designing the safe specimen collection auxiliary device, an assistant can be prevented from being stabbed, the body fluid is prevented from polluting the outer side of the specimen tube, the operator and the environment, and the safety during specimen collection is guaranteed.

The invention discloses scissors and a scissors locking box. The scissors comprise a scissors body and a blade assembly. The cutter body is provided with a mounting cavity and an end opening, and the mounting cavity extends in the first direction and communicates with the end opening; the blade assembly comprises a blade part and an elastic reset part, the elastic reset part and the blade part are arranged in the mounting cavity in the first direction, the shearing end of the blade part extends out of the end opening, and the shearing end of the blade part is used for shearing materials; wherein the elastic reset piece is connected with the connecting end of the blade part, so that the blade part can be compressed under stress. The scissors can prevent a user from stabbing other people or carrying out self-disabled behaviors by using the scissors.

The utility model discloses a novel agricultural tire of anti -explosion bead structure design relates to tire technical field, including tire body, the bead in tire body is equipped with by single steel wire winding generation's big inclined bottom hexagonal bead, big inclined bottom hexagonal bead outside is equipped with the layer of reinforced rubber sheet, the layer of reinforced rubber sheet outside is equipped with inner wrapping cloth, the upper side of inner wrapping cloth is equipped with triangular rubber core, steel wire wrapping cloth is equipped in triangular rubber core and inner wrapping cloth outside still, the utility model discloses a single steel wire winding's big inclined bottom hexagonal bead and the layer of reinforced rubber sheet, promote the strength of bead, increase the contact area with the rim, optimize stress distribution, enhance steel wire adhesion, reduce the heat of friction, thereby prevent the bead crack and steel wire to stick out, have excellent anti -bead twist effect simultaneously, can effectively improve the hoop pressure between bead and rim, avoid the slip between bead and rim.

The utility model relates to the technical field of medical supplies, in particular to a structural safety needle cap which comprises an infusion needle and a structural assembly. The structural assembly comprises a needle cap, a needle handle, an infusion tube, a movable groove, a foam block and a soft cushion, the needle handle is fixedly installed on one side of the infusion needle, the needle cap is detachably connected with the needle handle and located on the side, away from the infusion needle, of the needle handle, the needle cap is provided with the movable groove, the movable groove is located on the side, close to the needle handle, of the needle cap and matched with the needle handle, and the soft cushion is fixedly connected with the needle cap. The foam block is fixedly connected with the needle cap and located on the side, close to the infusion needle, of the needle cap, the infusion tube is communicated with the needle handle and located on the side, away from the infusion needle, of the needle handle, the situation that the needle handle drives the infusion tube and the needle cap to fall off and be separated to puncture the skin during carrying is avoided, and therefore the using effect of the safety needle cap is improved.

This invention relates to the field of valve technology, specifically to a pneumatic regulating valve for persulfate production, comprising a fixed part, a flexible hose part, and an adjusting part. The flexible hose part is located within an outer tube and includes an elastic hose and two sets of tensioning groups. The two sets of tensioning groups are arranged in a mirror image with a gap between them. The elastic hose corresponding to the gap is a closing section with multiple clamping areas. An outer ring is detachably fixed to the elastic hose, and the tensioning groups stretch the elastic hose. The two sets of tensioning groups are controlled to align any clamping area with the adjusting group. If persulfate passes through the elastic hose when the adjusting part closes, the adjusting part opens and the tensioning groups are controlled to move to align with other clamping areas before closing again. Through the cooperation of the elastic hose and the two sets of tensioning groups, persulfate is unlikely to crystallize or scale on the inner surface of the elastic hose. The elastic hose has no internal mechanical structure, ensuring a seamless connection. The cooperation of multiple clamping areas, tensioning groups, and the adjusting part ensures proper closure.

The utility model relates to an environment-friendly stable PVC (polyvinyl chloride) plastic film, which belongs to the technical field of PVC plastic films and comprises a support, a rotating rod is rotatably connected to the inner side of the support through a bearing, a plastic film body is arranged on the outer surface of the rotating rod, and a cut-off component capable of smoothly cutting off the plastic film body is arranged on the inner side of the support and below the rotating rod. The plastic film body comprises a tensile layer, connecting layers are fixed to the inner side and the outer side of the tensile layer, a waterproof layer is fixed to the side, away from the tensile layer, of the connecting layer on the outer side, and an adsorption layer is fixed to the side, away from the tensile layer, of the connecting layer on the inner side. According to the environment-friendly stable PVC plastic film, through the self structure of the plastic film body, a certain environment-friendly effect can be achieved while good use stability can be guaranteed, the recycling difficulty is relatively low, the waterproof effect is good, the plastic film body can be cut off through the cut-off assembly according to actual needs, waste is reduced, and therefore the environment-friendly property is indirectly improved.

This utility model discloses a splash-proof sharps container, comprising a container body, a lid, and baffles. The container body is hollow, forming an upward-opening collection cavity for collecting sharp objects. The container body and the lid are connected to cover or expose the collection cavity. Multiple baffles are provided and staggered along the vertical direction on opposite sides of the collection cavity. The baffles are inclined downwards, creating a drop-out opening between the side wall of the collection cavity and the baffles. The baffles and the drop-out opening are arranged horizontally. This utility model solves the problems of low safety in existing sharps containers, where medical sharps easily splash outside the container, injuring medical personnel and polluting the surrounding environment.

The utility model relates to the technical field of dies, one embodiment of the utility model provides a die for machining a lock washer, the die comprises an upper die, a punching head is arranged on the upper die, the die further comprises a through hole, a sliding column, a lifting mechanism and a driving mechanism, the through hole is formed in the upper die and matched with the punching head, the sliding column is arranged in the through hole in a sliding mode, and the lifting mechanism is arranged on the upper die. The stamping head is fixedly connected to the bottom end of the sliding column, the lifting mechanism is arranged at the top end of the upper die and used for driving the sliding column and the stamping head to ascend and descend, and the driving mechanism is arranged at the top end of the upper die and used for driving the lifting mechanism to move. The technical problem that in the prior art, scrap iron attached to the edge of a die is prone to being extruded to a follow-up lock washer, and operators are prone to being punctured is solved.

This utility model provides a punching device for producing cured meat, including a base, a mounting frame on the base, and a movable rod and a return spring abutting the movable rod on the mounting frame. The movable rod is vertically mounted on the mounting frame and located above the base. A punching needle is provided on the side of the movable rod near the base. The return spring abuts against the movable rod and drives it to move away from the base. The mounting frame also has a rotatable pressure rod with a protrusion that abuts against the end of the movable rod away from the base. When the pressure rod rotates, the protrusion pushes the movable rod towards the base. This utility model solves the technical problem of laborious and inefficient manual punching of pork pieces, resulting in labor saving and improved punching efficiency. Furthermore, it is simple to operate and avoids worker hand injuries during the punching process.