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45results about How to "Avoid accidental ejection" patented technology

Emulsion pressing equipment

The invention discloses an emulsion presser, comprising a screw cover, a tube base, a sucking tube, a through hole, a pipe, a press head, an upper ladder surface, a lower ladder surface and a convex part, which is characterized in that: the tube base is trans-arranged on the screw cover of the emulsion flask; the sucking tube, which can suck emulsion in one direction, is arranged at the bottom of the screw cover; and the through hole, which is communicated with the sucking tube, is arranged on the tube base; the pipe, which can lead the emulsion in the sucking tube, is activating trans-arranged in the through hole; the press head is sleeved on the top of the through hole; the press head can lead the emulsion in the pipe discharging outside and meanwhile at least an upper ladder surface opening upwards and a lower ladder surface opening downwards are arranged on the inner wall of the through hole; at least a convex part is arranged on the outer wall the pipe; Hereby, the emulsion presser has the advantages that: the press head can be rotated to drive the convex part move into and out of the bottom of the lower ladder surface and the press head can be braked and released upward displacement, which is benefit to loading and transporting the emulsion flask; or the press head can be rotated to drive the convex part move into and out of the top part of the upper ladder surface and the press head can be braked and released downward displacement, which is prevented the emulsion sucking when press the press head in error.
Owner:K H CLOSURES

Blood taking needle

The invention relates to a blood taking needle. The blood taking needle comprises a needle cap, a needle core, an inner cover, an outer cover and a bottom cover. The end, provided with a needle head, of the needle core is inserted into the needle cap in a connecting mode, and the other end of the needle core is provided with a needle core platform. The needle core platform is in contact with inner cover rib positions arranged at the lower end of the inner cover, a spring on the lower portion of the needle core platform is connected to the inner wall of the bottom cover and located in a bottom cover cylinder integrated with the bottom cover, and a rib position oblique plane is arranged on the outer wall of the bottom cover cylinder, extends downwards to form a boss and extends upwards to form a rib position protruding part. When the needle core is not popped up, the inner cover cannot move inwards due to needle cap supporting and inner cover rib position buckling, the inner cover is kept at the proper position through out cover limiting ribs, the needle core is prevented from being popped up mistakenly, and safety is guaranteed. When the needle core shoots, the inner cover is expanded by the rib position oblique plane after moving downwards for a section of distance along the protruding part; when the distance between rib positions on the two sides of the inner cover is larger than the width of the needle core platform, the needle core is popped up, the needle head can align to the position accurately and quickly, and the pain suffered by a patient is relieved.
Owner:TIANJIN HUAHONG TECH

Water tank capable of automatically popping up, steam cooking equipment applying water tank and control method

The invention discloses a water tank capable of automatically popping up, steam cooking equipment applying the water tank and a control method, the water tank capable of automatically popping up comprises a water tank body, a controller, a driving unit and a vibration detection unit, and the vibration detection unit is arranged on the steam cooking equipment and used for sensing external vibration; the input end of the controller is connected with the vibration detection unit, and the output end of the controller controls the water tank body to pop up and retract through the driving unit. Whenthe water tank is used, if a user needs to take out the water tank, only the vibration detection unit needs to be knocked, and when the vibration detection unit senses external knocking, the controller controls the driving unit to act, and the driving unit drives the water tank body to pop up; certainly, the controller can judge whether the knocking action meets the requirement or not, so that the water tank is prevented from being popped up by mistake; compared with a traditional mode that the water tank is popped up and retracted through a key, the steam cooking equipment is more convenientto operate, and the integration degree of the steam cooking equipment is higher due to the fact that no key is arranged.
Owner:VATTI CORP LTD

Electric motorcar with start-up protection device

The invention provides an electric motorcar with a start-up protection device, and relates to the field of electric motorcars. After a key is inserted in, an electric motor car or an electric bicycle can be driven through rotating a switch handle, but when the driver is off the electric motorcar, as the key is not pulled out, accidental rushing out of the electric motorcar can be caused due to careless rotation of the switch handle, so that a protection switch device is added in a driving circuit of the electric motorcar, and linkage of the switch handle or a motor is controlled through the protection switch device, as a result, during unmanned driving, circuit connection of the switch handle or the motor is cut off through the protection switch device, and accidental rushing out of the electric motorcar caused by misoperation is prevented. In order to prevent misoperation of the electric motorcar after parking, the protection switch device 6 is mounted on a motorcar frame in front of a driver, when the driver is on the electric motorcar, an induction switch induces the driver, and the protection switch device is in a closed state, and when the driver is off the electric motorcar, the induction switch induces getting-off of the driver, and the protection switch device is in an off state, so that accidental rushing out of an electric motorcar due to misoperation is prevented.
Owner:王夷春

Clamper of cold upsetting tester used for titanium alloy wire materials

The invention relates to a clamp for a cold upsetting tester of titanium alloy wires, which comprises an upper clamp, a lower clamp and a material mechanical property tester connected with the upper clamp and the lower clamp through large-bore screw threads. The clamp is characterized in that the center positions of the support faces of the upper clamp and the lower clamp are provided with grooves with depths of 5mm, the grooves are used for placing and positioning support boards and preventing the support boards from protruding accidentally; upper support boards and lower support boards which are cylinders with the thicknesses of 10 mm are arranged in the grooves, and the diameters of the supports boards are smaller than those of the grooves. The invention has the advantages that the tester is simple and practical and convenient for assembly and disassembly and has efficient and safe testing process, is easy to accurately realize the cold upsetting test of titanium alloy wires with set speed and requirements of forging reduction ratio on a common material tester, is favorable for the test analysis, has very good cold upsetting effect of the sample, low test cost and changeable support boards, thereby belonging to the very efficient and practical cold upsetting tester of the titanium alloy wires.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Clamper of cold upsetting tester used for titanium alloy wire materials

The invention relates to a clamp for a cold upsetting tester of titanium alloy wires, which comprises an upper clamp, a lower clamp and a material mechanical property tester connected with the upper clamp and the lower clamp through large-bore screw threads. The clamp is characterized in that the center positions of the support faces of the upper clamp and the lower clamp are provided with grooves with depths of 5mm, the grooves are used for placing and positioning support boards and preventing the support boards from protruding accidentally; upper support boards and lower support boards which are cylinders with the thicknesses of 10 mm are arranged in the grooves, and the diameters of the supports boards are smaller than those of the grooves. The invention has the advantages that the tester is simple and practical and convenient for assembly and disassembly and has efficient and safe testing process, is easy to accurately realize the cold upsetting test of titanium alloy wires with set speed and requirements of forging reduction ratio on a common material tester, is favorable for the test analysis, has very good cold upsetting effect of the sample, low test cost and changeable support boards, thereby belonging to the very efficient and practical cold upsetting tester of the titanium alloy wires.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Emulsion pressing equipment

The invention discloses an emulsion presser, comprising a screw cover, a tube base, a sucking tube, a through hole, a pipe, a press head, an upper ladder surface, a lower ladder surface and a convex part, which is characterized in that: the tube base is trans-arranged on the screw cover of the emulsion flask; the sucking tube, which can suck emulsion in one direction, is arranged at the bottom ofthe screw cover; and the through hole, which is communicated with the sucking tube, is arranged on the tube base; the pipe, which can lead the emulsion in the sucking tube, is activating trans-arranged in the through hole; the press head is sleeved on the top of the through hole; the press head can lead the emulsion in the pipe discharging outside and meanwhile at least an upper ladder surface opening upwards and a lower ladder surface opening downwards are arranged on the inner wall of the through hole; at least a convex part is arranged on the outer wall the pipe; Hereby, the emulsion presser has the advantages that: the press head can be rotated to drive the convex part move into and out of the bottom of the lower ladder surface and the press head can be braked and released upward displacement, which is benefit to loading and transporting the emulsion flask; or the press head can be rotated to drive the convex part move into and out of the top part of the upper ladder surface and the press head can be braked and released downward displacement, which is prevented the emulsion sucking when press the press head in error.
Owner:K H CLOSURES

a lancet

The invention relates to a blood taking needle. The blood taking needle comprises a needle cap, a needle core, an inner cover, an outer cover and a bottom cover. The end, provided with a needle head, of the needle core is inserted into the needle cap in a connecting mode, and the other end of the needle core is provided with a needle core platform. The needle core platform is in contact with inner cover rib positions arranged at the lower end of the inner cover, a spring on the lower portion of the needle core platform is connected to the inner wall of the bottom cover and located in a bottom cover cylinder integrated with the bottom cover, and a rib position oblique plane is arranged on the outer wall of the bottom cover cylinder, extends downwards to form a boss and extends upwards to form a rib position protruding part. When the needle core is not popped up, the inner cover cannot move inwards due to needle cap supporting and inner cover rib position buckling, the inner cover is kept at the proper position through out cover limiting ribs, the needle core is prevented from being popped up mistakenly, and safety is guaranteed. When the needle core shoots, the inner cover is expanded by the rib position oblique plane after moving downwards for a section of distance along the protruding part; when the distance between rib positions on the two sides of the inner cover is larger than the width of the needle core platform, the needle core is popped up, the needle head can align to the position accurately and quickly, and the pain suffered by a patient is relieved.
Owner:TIANJIN HUAHONG TECH

All-in-one test power supply access assembly

The invention discloses an all-in-one test power supply access assembly which comprises a four-in-one plug, an output cable and a test box power connection box. The four-in-one plug comprises a C-shaped protective cover and a rectangular shell, the C-shaped protective cover is a notch circular insulating ring, a gear shaft is arranged in the center of the C-shaped protective cover, the gear shaft and the C-shaped protective cover synchronously rotate, and the gear shaft is rotationally connected with the rectangular shell; the rear ends of the four-hole plug assembly, the large three-hole plug assembly, the small three-hole plug assembly and the two-hole plug assembly are all provided with driving and resetting assemblies of the same structure, so that the corresponding plug assemblies can be pushed out in the rotating process of the C-shaped protection cover to be connected with a power supply. By arranging the C-shaped protective cover, the gear shaft and the rack pushing mechanism, the plug assembly automatically protrudes out of the rectangular shell so as to be connected with a power supply; through the arrangement of the compression spring, the unused plug assembly is retreated into the rectangular shell in a natural state, so that the plug assemblies on the other three surfaces are prevented from being accidentally popped out, and the electric shock danger is avoided.
Owner:国网安徽省电力有限公司营销服务中心 +1
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