36results about How to "Avoid partial damage" patented technology

A home-bar door opening / closing device for a refrigerator. Guide slots 72 are provided in both side surfaces of an opening 59 provided in a refrigerator door 55 and connected to one ends of links 75 which rotate and vertically move. Then, a home-bar door 63 is installed in the opening 59 so that an upper end of the home-bar door 63 vertically rotates about a hinge 65. The other ends of the links 75 are pivotably connected to both side surfaces of the home-bar door 63, respectively. An upward elastic force from coil springs 77 is provided to the one ends of the links 75, while an elastic force from torsion springs 79 is provided to the other ends of the links 75. Accordingly, it is possible to reduce the impact due to the rapid opening of the home-bar door.

A connector housing (10) is formed with a mount hole (21) for a retainer (60), and the retainer (60) is inserted into the mount hole (21) to lock and retain terminal fittings (40) inserted into cavities (13). Partition walls (28) partitioning the cavities (13) adjacent in width direction in the connector housing (10) are provided with extended walls (28) projecting into the mount hole (21). The retainer (60) is provided with recesses (66) at positions corresponding to the extended walls (28). A creepage distance between the terminal fittings (40) adjacent with the partition wall (27) therebetween is made longer by the extended wall (28), whereby the short circuit of the adjacent terminal fittings (40) can be prevented.

A small-sized load sensor unit including a pressure member, to which a pressing force is applied, a strain body which is fixed to the pressure member by a first fixing member, a strain measuring unit which is provided on the strain body and is configured to be deformed together with the strain body, a first restricting unit which restricts a pressing force applied to a substantially center portion of the pressure member such that the pressing force becomes a predetermined threshold value or less, and a second restricting unit which restricts the pressure member from moving by a predetermined amount or more when a pressing force of an excessive load is applied to an edge portion of the pressure member.

A small-sized load sensor unit including a pressure member, to which a pressing force is applied, a strain body which is fixed to the pressure member by a first fixing member, a strain measuring unit which is provided on the strain body and is configured to be deformed together with the strain body, a first restricting unit which restricts a pressing force applied to a substantially center portion of the pressure member such that the pressing force becomes a predetermined threshold value or less, and a second restricting unit which restricts the pressure member from moving by a predetermined amount or more when a pressing force of an excessive load is applied to an edge portion of the pressure member.

The invention discloses a bipolar plate for a hydrogen fuel cell and relates to the technical field of hydrogen fuel cell design and manufacturing. The bipolar plate for the hydrogen fuel cell comprises an anode plate and a cathode plate, a gap between porous graphite plates of the anode plate and the cathode plate is filled with a fluorine joint filling material; the back surface of the anode plate and the back surface of the cathode plate are coupled to form a cooling flow field; when the back surfaces of the anode plate and the cathode plate are coupled, a first anode branch port and a second anode branch port form a first connecting line, a first cathode branch port and a second cathode branch port form a second connecting line, and the first connecting line and the second connecting line are arranged in a crossed manner; the groove of an anode flow field and the groove of a cooling flow field are arranged in an offset manner; and the groove of the cathode flow field and the groove of the cooling flow field are arranged in an offset manner. According to the bipolar plate for the hydrogen fuel cell, the gap of the porous graphite plates are filled with the fluorine gap filling material, so that the moisture absorption of the graphite plates is reduced, the expansion rate is reduced, the graphite plates are prevented from being broken due to overlarge expansion pressure in a limited space, the initial working efficiency is improved to a great extent, and a proton membrane is prevented from being damaged.

The invention discloses a process for manufacturing a Wolter-I reflector by means of copying. The process includes the following steps that: a precision mandrel used for copying is manufactured; a DLCfilm is applied by means of the PVD (Physical Vapor Deposition) process; a gold film reflective layer is applied by means of the PVD process; a reflector shell is obtained through electroforming; thesurface of the reflector shell is trimmed; a reflector is released from the mandrel in a low-temperature refrigeration room by using a mold release device; and the surface of the reflector is washed.According to the process of the invention, DLC is applied between the copying gold film and the surface of the mandrel so as to be adopted as a release layer, and therefore, the gold film can be effectively prevented being damaged, and the smooth release of the gold film from the mandrel can be facilitated; the gold film is plated at the rotation surface and two end surfaces of the mandrel simultaneously, and therefore, electroforming nickel can be prevented from infiltrating between the gold film at the end surfaces of the mandrel and the surface of the mandrel during an electroforming process; electroforming time can be prolonged, the strength of the reflector shell is increased, the deformation of the reflector shell is prevented, and the reflector shell is easy to shell, transport andinstall; and the mandrel is made to be separated from the reflector shell through an auxiliary shelling device in the low-temperature room, and therefore, the manufacturing cost increase of the reflector and health hazards can be avoided.

The invention belongs to the technical field of food processing equipment, in particular to high-efficiency drying equipment for gluten powder, comprising a centrifugal dehydration assembly, the centrifugal dehydration assembly includes a filter mechanism, a fixing mechanism, a first pulley and a liner rod, and the filter mechanism is movably connected to The upper part of the fixing mechanism, the first belt pulley is arranged at the lower part of the fixing mechanism, and the first belt pulley is connected to the filter mechanism through a liner rod. The invention is used to solve the low filtration efficiency of the gluten solution in the prior art; when the gluten is stirred and dried, it may be quickly dried due to insufficient stirring, which is easy to cause agglomeration, which is not conducive to Problems such as fast drying of gluten. The invention also provides a method for using the high-efficiency gluten powder drying equipment, which is simple and convenient, and is convenient for the operator to operate. The operator can quickly dehydrate and dry the gluten powder through the equipment, and the whole process is automatic flow production without manual intervention. , high production efficiency and good quality.

The invention discloses a large-diameter shield tunnel deformation control structure and a construction method thereof. The structure is installed during the construction period of the shield tunnel, and includes a bag-enlarged drainage prestressed anchor rod and a bag-expanded prestressed anchor rod , storage and drainage tank and control system; the present invention increases the contact area of ​​the bag-enlarged drainage prestressed anchor rod and the bladder-expanded prestressed anchor rod with the soil layer below and above the shield tunnel respectively by expanding the bladder , increasing the pull-out resistance can effectively prevent uneven floating or subsidence disasters in large-diameter shield tunnels; apply prestress symmetrically to the bag-enlarged drainage prestressed anchor rod and the bag-enlarged prestressed anchor rod. The resistance to convergent deformation is formed on the section of the diameter shield tunnel, which can effectively prevent the convergence deformation of the section of the large-diameter shield tunnel and the engineering diseases that may be caused; through the joint action of the bag-enlarged drainage prestressed anchor rod and the storage and drainage box, control Floating or sinking of large diameter shield tunnels.

The invention discloses a method for preparing a light-weight aramid fiber composite non-weft cloth bulletproof chip. The aramid fiber composite non-weft cloth bulletproof chip is made of aramid fiber after being stretched and arranged in a uniform, parallel and straight manner. It is glued and dried to obtain aramid fiber composite non-weft fabric. By adjusting the parameters of the production equipment, aramid fiber composite non-weft fabrics with different surface densities are obtained; by increasing the number of compounding times of aramid fiber composite non-weft fabric , to make a multi-layer composite aramid fiber composite non-weft fabric; the prepared aramid fiber composite non-weft fabric with different surface densities and different composite layers is combined to make a bulletproof chip, and the lightweight aramid fiber in the present invention Lun fiber composite non-weft cloth ballistic chip has the advantages of good cushioning capacity, bullet resistance, shock resistance and good flame retardancy. At the same time, it has the advantages of light weight, portability, reducing personnel load and improving combat efficiency of combatants.

The invention discloses a control structure and a construction method for over-limit convergence deformation of a shield tunnel during the operation period. The structure includes a bag-expanded prestressed anchor rod, a waterproof layer, a circumferential steel beam, a longitudinal steel beam, and a paired truss ;The contact area between the expanded bladder prestressed anchor rod and the surrounding soil layer of the shield tunnel is increased by the enlarged bladder, and the pull-out resistance is increased. The expanded bladder prestressed anchor rod symmetrically arranged on the section of the shield tunnel The application of the prestressing force and the application of the jack reaction force to the support truss, the two work together, can effectively control the over-limit convergence deformation of the section of the shield tunnel, and resume the operation of the shield tunnel as soon as possible; after the section of the shield tunnel returns to normal, the capsule The expanded prestressed anchor will continue to be used normally, effectively serving the prevention and control of convergence deformation during the entire life cycle of the shield tunnel in operation.

The invention discloses a mold for lens production, which comprises a working table, a lower mold, an upper mold, an electromagnet and a constant temperature heating assembly. The middle part of the table is fixed with a lower mold and a positioning seat, and an external air valve is connected between the steering chambers, and a constant temperature heating assembly is installed inside the lower mold, and the top of the lower mold is provided with an exhaust hole and a molding cavity. The upper mold is arranged directly above the lower mold, a sealing plate is installed inside the casting tube, and a magnet block is fixed on the inner wall of the casting tube, a sealing tube is fixed on the outer wall of the casting tube, and the sealing plate One end with a handle is connected to the middle part. The lens production mold is convenient for the production, processing and molding of the lens, so that the lens can be taken out stably and synchronously after production. The taking out operation is convenient and fast, which can effectively avoid the occurrence of partial damage of the lens when taking it out, and improve the molding quality of the lens production.

The invention provides a barreled water inner tank. The barreled water comprises a water barrel and the inner part of the water barrel is a cavity. The barreled water inner tank is characterized in that the inner tank is composed of an inner tank body made of plastic; the inner part of the inner tank body is a cavity for storing drinking water; a plurality of layers of the middle part of the inner tank body are overlapped together and are fixed by fixing points. A filling process comprises the following steps: (a) placing the inner tank body; (b) inserting a water injection head; (c) carrying out water injection work; (d) releasing the fixing points; (e) continuously filling; (f) sealing the barreled water. According to the barreled water inner tank and the filling process thereof, the plurality of layers of the middle part of the inner tank body are overlapped together and the folded parts are temporarily fixed by the fixing points; when an existing barreled water filling method is used for filling the water, the inner tank body is uniformly stuck on the inner wall of a water barrel so as to prevent the inner tank body from being folded in the water barrel and being partially damaged, and the filling of the barreled water with the inner tank is realized.

A cross-seal cutting device comprises a plurality of hot-pressing seals arranged on a cross-seal shaft, each hot-pressing seal is provided with a cutter groove, a slider, a lead screw nut, a rolling body, a cutter and an auxiliary part are arranged in correspondence to each hot-pressing seal, the cutter is arranged in the cutter groove, the rolling body is provided with a first end and a second end, the first end is abutted to a mounting portion of the cutter, the second end is abutted with the slider, the lead screw nut is arranged in the slider, the slider moves horizontally by adjusting the lead screw nut so that the rolling body can move vertically by being abutted with the slider and the fixing position of the cutter can be changed. The auxiliary part is arranged on the slider and is surrounded between the first end and the second end of the rolling body. The invention further provides heat-seal packaging equipment provided with the cross-seal cutting device. On the heat-seal packaging equipment, the auxiliary part is arranged on the rolling body, stress surface of the rolling body during rolling can be enlarged, local friction to relevant parts by the rolling body is reduced, and accordingly, local damages of the relevant parts can be avoided and the service life is prolonged.