54results about How to "Won't stab" patented technology

The invention discloses a circuit board testing device which comprises a switching module, a conductive module, a supporting module and a control unit. The switching module is provided with a plurality of testing points. The bottom surface of the conductive module is connected with the switching module so that the plurality of testing points of the switching module are electrically connected with a plurality of conductive paths of the conductive module in a one-to-one correspondence manner. The top surface of the conductive module is used for making contact with a to-be-tested circuit board so that the conductive paths of the conductive module are electrically connected with electric connecting pins of a device on the tested circuit board in a one-to-one correspondence manner. According to the circuit board testing device, the conductive module realizes electric connection between the testing points of the switching module and pins of a to-be-tested product through the plurality of conductive paths, thereby realizing a good testing effect. Furthermore compared with a prior-art probe, the conductive module has advantages of lower pressure in making contact with the pins of the product, and effective prevention for pressing damage, stab and deformation of pins of the product.

The invention relates to the technical field of architectural decoration, in particular to a wave-shaped luminous pass sleeve comprising an upper pass and side passes. The lower part of the upper passhas a two-stage step structure. The upper pass is provided with shielding strips with different lengths. The lower ends of multiple shielding strips are arranged in a wave shape. First human body induction lamp strips are arranged at the bottom of fixing blocks. Each side pass is provided with an installation groove, an arc-shaped locating groove and a lamp shell, and the lamp shell is provided with an arc-shaped locating block. The lamp shell comprises a rectangular bottom shell, an arc-shaped installing part, a rectangular cavity, a heat dissipating member, a reflective cover and a lamp panel with an LED lamp strip. A light-emitting groove, a groove and a light guide post are arranged on that lamp panel. A lamp cover is arranged on that lamp shell. The lamp housing is provided with elastic reverse buckles. The lamp cover is provided with elastic buckles. The wave-shaped luminous pass sleeve has the characteristics of good lighting effect without dazzling, convenient installation anddisassembling, high heat conduction speed, good heat dissipation effect and long service life.

The invention relates to the technical field of building decoration and particularly discloses a lobby luminescent decorative door pocket sleeve with soft light, which comprises an upper decorative door pocket and a side decorative door pocket. The lower part of the upper decorative door pocket is a secondary ladder structure, occlusion strips with different lengths are arranged on the upper decorative door pocket, and the lower ends of a plurality of occlusion strips are arranged in wave; a first body induction light bar is arranged at the bottom part of fixed blocks. The side decorative doorpocket is provided with a mounting groove, an arc locating slot and a lamp shell, and arc locating blocks are arranged on the lamp shell; the lamp shell comprises a rectangular bottom case, an arc mounting portion, a rectangular cavity body, a heat dissipation part, a reflector, and a lamp plate with an LED light bar; a lampshade is arranged on the lamp shell, and includes a diffuser plate and ahemispherical lens, the other side of the main body of the lampshade is an inclined surface structure; an elastic reverse buckle is arranged on the lamp shell, and an elastic buckle is arranged on thelampshade. The lobby luminescent decorative door pocket sleeve with soft light has the advantages of sound lighting effect, no hurting for eyes, convenient installation and disassembly, fast heat conduction speed, good heat dissipation effect and long service life.

The invention relates to a safe syringe which comprises a needle and a transparent contractile needle sleeve, wherein the needle comprises a needle tip, a needle rod and a needle bolt; the needle sleeve is sleeved on the need tip; one end of the needle sleeve is connected with the needle bolt, and the other end of the needle sleeve is open; and length of the needle sleeve meets the condition that the needle tip is sleeve in the needle sleeve. As for patients, since hands of a medical staff can not be in direct contact with the needle before injection through the protection of the needle sleeve, and the pollution to the needle is prevented. As for the medical staff, the medical staff can not be stabbed before injection through the protection of the needle sleeve; besides, because the needle sleeve is the contractile sleeve, the needle sleeve can be automatically restored to the original state after injection, and the needle is protected, thereby greatly reducing the stabbed probability of the medical staff.

The invention belongs to the field of televisions and provides a television and a turn-on exhibiting method of the television. According to the invention, a wonderful visual effect is generated by the matched playing of a turn-on animation video and a sound effect, and a user can not be glared; and meanwhile, a wireless transceiving technique is adopted, and a sound effect and the music are simultaneously played by an alto sound box and a mega bass sound box, so that the problems that the volume of the sound box of the traditional panel television is low, the sound pressure of the sound box is insufficient, the sound effect is not ideal and the like are solved.

The invention provides a preparation method of a betel nut with a gum base as a carrier. The preparation method comprises the following steps: uniformly mixing a softened gum base, a concentrated extract of betel nut juice and other auxiliary agents, carrying out standing and cooling, performing extruding through a food sandwich extruder, adding a marinated block added with 6-15% of xanthan gum, conducting homogenizing, carrying out punch forming, and conducting aging to obtain the betel nut. The betel nut prepared by using the method is less in bitterness, obvious in chewiness, complete in gum base texture, good in chewiness, and savory and mellow in taste, and capable of greatly reducing mechanical wearing of teeth, does not puncture oral mucosa, and greatly reduces harm of eating of thebetel nut.

The invention provides an indwelling needle. The indwelling needle comprises an indwelling needle seat, an isolation plug, a catheter, a puncturing steel needle, a stop block, a plurality of limitingblocks and a baffle, wherein the indwelling needle seat comprises an inner cavity; the isolation plug is arranged in the inner cavity; the catheter is arranged at one end of the indwelling needle seat; one end of the puncturing steel needle punctures the isolation plug and extends out of the catheter; the stop block is clamped in the indwelling needle seat and abuts against the isolation plug; theplurality of limiting blocks are circumferentially arranged in one end, away from the catheter, of the indwelling needle seat; the baffle is arranged in the inner cavity and connected with the stop block through a spring, the spring sleeves the puncturing steel needle, and a plurality of openings matched with the plurality of limiting blocks in shape and size are formed in the edge of the baffle;the baffle is rotated, and when the plurality of openings in the baffle correspond to the plurality of limiting blocks, the plurality of openings in the baffle penetrate through the plurality of limiting blocks; the baffle is rotated, and when the plurality of openings in the baffle and the plurality of limiting blocks are staggered, the baffle is limited. The puncturing steel needle cannot puncture a medical worker due to protection of the spring, and medical infection is avoided.

The invention relates to the technical field related to plants, in particular to an automatic scraping device for bamboo joint burrs. The automatic scraping device for the bamboo joint burrs comprises a base, wherein a scraping mechanism used for scraping the bamboo joint burrs is fixedly arranged on the upper surface of the base, and two bamboo rotating assemblies which are fixedly arranged on the upper surface of the base and used for enabling bamboo to rotate are arranged on one side of the scraping mechanism. Because a clamping mechanism used for clamping the bamboo is arranged on the upper sides of the bamboo rotating assemblies, the bamboo burr scraping operation can be implemented quite easily, a scraper can be inclined by a certain angle during scraping, then the scraped part of a bamboo joint can be smoother, and hands are not pricked; because of the preset distance between a limiting pad and the scraper, the thickness of the bamboo joint with the burrs scraped is a fixed value; and due to the fact that the thickness is reserved, the surface of the bamboo is not scratched when the bamboo joint burrs are scraped.

The invention relates to the technical field of building decoration, and particularly discloses a lobby Chinese style luminous aisle bealock. The lobby Chinese style luminous aisle bealock comprises an upper bealock and side bealocks. Mounting grooves are formed in the side bealocks, arc-shaped positioning grooves are formed in the mounting grooves, and horizontal sliding grooves are formed in theside bealocks. Lamp shells are arranged in the mounting grooves, arc-shaped positioning blocks are arranged on the lamp shell. Each lamp shell comprises a rectangular bottom shell and an arc-shaped mounting portion, each arc-shaped mounting portion is provided with a reflecting cover, and each reflecting cover is provided with a lamp disk with an LED light. The lamp shells are provided with lampcovers, each lamp cover comprises a lamp cover body and a diffuser plate, the other sides of the lamp cover bodies are of an inclined plane structure, a plurality of hemispherical lenses are arrangedon the diffuser plates, and the diffuser plates are provided with transparent protective films which is used for coating the hemispherical lenses. The lamp shells are provided with column-shaped fixing grooves, elastic inverted buttons are arranged in the column-shaped fixing grooves, column-shaped plugs are arranged on the lamp covers, and elastic buttons are arranged in the column-shaped plugs.The lobby Chinese style luminous aisle bealock has the characteristics that eye sting does not occur, and installation and removal are convenient.

The invention provides a puncture assembly suitable for atrial septum, and the assembly comprises an outer sheath, a dilator and a puncture needle; the dilator is sleeved in the outer sheath, the puncture needle is sleeved in the dilator, the head end of the puncture needle is a puncture head with a variable state, the puncture head is in a closed cone shape when the puncture head is located in the dilator, the puncture head is separated from the dilator after puncturing the interatrial septum, and the puncture head is in an open blunt end shape. The puncture head part of the puncture needle extends out of the dilator, at the moment, the puncture head is in a closed (closed) state, and then the whole puncture head is conical, so that puncture is facilitated; when the puncture head punctures the interatrial septum, the puncture head is separated from the dilator, and at the moment, the fork part can be opened and is in a blunt end shape due to the loss of the constraint of the check block, so the puncture state can be changed immediately; the puncture head is not enough to puncture the atrium wall, tissues such as the heart cannot be punctured, and the inner wall of the left atrium is prevented from being damaged.

The invention belongs to a safety compasses with telescopic feet and relates to the field of stationery. Existing compasses always have sharp legs exposed, and in the process of use, they accidentally stab themselves or others. The purpose of the present invention is to provide a kind of safety compasses that can be retracted to store pointed legs that will not stab people. To achieve this purpose, the present invention includes a metal spike structure leg and a pencil lead storage tube, wherein The legs of the metal spike structure have a retractable structure, so that the metal spikes can be stretched out or retracted into the hollow tube under the manual operation, so as to avoid the exposure of the sharp point. Injure others by mistake. In summary, the present invention has the beneficial effect of being safer.

The invention relates to the technical field of cooling fins, and particularly discloses a preparation method of a stainless steel cooling fin integrated capillary module. The preparation method of the stainless steel cooling fin integrated capillary module comprises the following steps of making a stainless steel substrate into a required shape, cleaning, degreasing, polishing after cleaning, andobtaining a polished stainless steel cooling substrate; placing the stainless steel substrate in first etching liquid, etching for the first time, and then cleaning; and placing the polished stainless steel cooling substrate in second etching liquid, etching for the second time, and cleaning to obtain a stainless steel cooling fin with inner capillary channels. The preparation method is convenient to operate and control, high in etching precision, high in production efficiency, low in production cost, and suitable for large-scale industrial production; and the prepared stainless steel coolingfin is stable in product quality, high in hardness, not easy to deform, capable of forming fine inner capillary channels on the surface, and good in heat dissipation.

The invention discloses a blood drawing protection method, which comprises the steps that a blood drawing guaranteeing device is used for protecting a blood drawing operator, wherein the blood drawing guaranteeing device comprises a guide cone which is provided with a cut, a cover body, a groove, a plurality of bulges and a rubber sleeve; the protection steps comprise the steps that a test tube is inserted from the cut and rotates for an angle, and the force opposite to the rotating angle is applied to the test tube; the processing steps comprises the steps that the guide cone is processed; a double-layer integral mold comprising the conical cut, the guide part and the inner and outer layers of the cut is manufactured; a separation plate is inserted; heating is performed; the separation plate is taken out after mold opening; resin raw materials of the guide part color are placed between the conical cut and the guide part; secondary heating is performed; secondary curing and coloring are performed; the cover body is processed; a colloidal silica body is manufactured as a whole mold; the raw materials are put into the mold for vulcanization; after the mold opening, the bulges are turned out; finish turning is performed. The blood drawing protection method can solve the problems that when a blood drawing needle is inserted into the test tube, the injury can be easily caused on the operator, and the work efficiency is low.

The invention discloses a membrane rupturing device of an aorta membrane coated stent. The membrane rupturing device comprises an outer sheath tube 12, a convolute elastic tube 22 and a puncturing needle 32, wherein the outer sheath tube 12 can be pushed into a blood vessel; the tube wall of one end of the outer sheath tube 12 communicates with a two-port valve/triple valve 13; a supporting protection net 23 is fixedly connected to one end of the convolute elastic tube 22; the convolute elastic tube 22 and the supporting protection net 23 are arranged in the outer sheath tube 12, and can extend out from the outer sheath tube 12; after extending out of the outer sheath tube 12, the supporting protection net 23 is inflated; the puncturing needle 32 is arranged in the convolute elastic tube 22; and the needle head end of the puncturing needle 32 can extend out of the convolute elastic tube 22 and is located in the supporting protection net 23. According to the membrane rupturing device disclosed by the invention, the supporting protection net at the end of the convolute elastic tube extends out of the outer sheath tube, and is inflated to support a branch blood vessel; and when the puncturing needle penetrates through the supporting protection net in the branch blood vessel to arrive at a membrane coated stent for puncturing the membrane to dredge the branch blood vessel, and thepuncturing needle can easily penetrate through the branch blood vessel without damaging the branch blood vessel under the supporting of the supporting protection net.

The invention discloses a blood drawing protection cover. The blood drawing protection cover comprises a guide cone with a guide portion, a guide cone notch is longitudinally formed in one side of the guide cone, a circular cover body is arranged under the guide cone, a groove is formed in the cover body, and a cover body notch is formed in one side of the groove of the cover body; multiple protrusions are circumferentially arranged in the groove of the cover body side by side from top to bottom and are conical protrusions, and multiple radial cracks are formed in each protrusion; the guide cone is a colored transparent resin guide cone, and the cover body is a semi-transparent thermal plastic rubber cover body; the portion, on the other side of the guide cone notch, of the cover body is provided with a rubber sleeve, the sleeve is connected with the cover body through an insertion block and a circular insertion groove formed in the cover body, the insertion block in a wedged shape, and a cross-shaped crack for allowing the insertion block to enter and exit is formed in the outer surface of the circular insertion groove. According to the blood drawing protection cover, the problems that when a blood drawing needle is inserted into a test tube, harm is likely generated to an operator, and the working efficiency is low can be solved.

The invention discloses a pain nerve detector. The pain nerve detector comprises a flat-head probe, a probe base and a magnetic component, wherein the flat-head probe is made of a nonmagnetic material; one end of the flat-head probe is vertically fixed to the probe base; the probe base and the magnetic component attract each other through a magnetic force; a first through hole is formed in the magnetic component; the first through hole has the size suitable for the flat-head probe to run through. The invention relates to the field of medical apparatuses, and provides the pain nerve detector with adjustable maximum instantaneous pressure intensity; through the pain nerve detector, measurement is standardized, and the testing efficiency and the testing accuracy are improved; the pain nerve detector is simple in structure, safe and reliable.