32results about How to "Avoid too much stress" patented technology

The invention discloses an external fixing device of a protective net body. The external fixing device comprises stand columns with the lower ends fixed to the ground on the periphery of the net body. A suspension arm is fixed to the upper portion of each stand column, extends in the normal direction of one joint point of the upper end of the net body and enables a safety distance to exist between the stand column and the net body, and the other end of each suspension arm is used for being detachably and fixedly connected with the upper end edge of the net body. The invention further provides a corresponding protective net and application thereof. The protective net body is reliably supported and fixed; the horizontal safe distance between a supporting element and the net body can be determined according to needs, and it is guaranteed that the supporting element cannot cause any damage to personnel or animals in the net; and the protective net has the characteristics of being simple in structure, convenient to mount and dismount, safe and firm. The external fixing device of the protective net body, the protective net and the application of the protective net are applicable to occasions which have requirements for trampoline enclosures, net enclosing protection of livestock and poultry farms, net separation of sporting venue areas, enclosing of prisoner activity spaces, defining of animal and bird venues of zones, interpopulation isolation of animal parks and the like.

The invention relates to a display module and a display screen. The display module comprises an array substrate and a planarization layer formed on the array substrate. Wherein the planarizing layer includes a first planarizing layer formed on an array substrate and a second planarizing layer formed on the first planarizing layer, the first planarizing layer having an elastic modulus less than orgreater than the elastic modulus of the second planarizing layer. By dividing the planarizing layer into a first planarizing layer and a second planarizing layer, and the elastic modulus of the firstplanarization layer is different from the elastic modulus of the second planarization layer, which can effectively solve the problem of excessive stress concentration when the display module is impacted by a foreign object, wherein the planarization layer with small elastic modulus can be used as a flexible buffer layer to avoid stress concentration.

The invention discloses a gas water heater which comprises a shell, a face shell and a decorative sheet. The front side of the shell is open to form an opening. The face shell is arranged on the shell to close the shell; the face shell comprises a matching part and an extending part; the matching part is matched with the opening; the extending part extends downwards out of the lower surface of the matching part. The decorative sheet is buckled and connected to the rear surface of the extending part. According to the gas water heater disclosed by the embodiment of the invention, the decorative sheet is buckled and connected to the face shell, so that the decorative sheet is tightly connected with the face shell and a gap is not easy to generate, and thus, aesthetics of the gas water heater is ensured. Meanwhile, the decorative sheet is simple, rapid and convenient to install; moreover, the decorative sheet is arranged on the extending part in a detachable manner, so that assembling efficiency and maintainability of the gas water heater are improved and the service life of the gas water heater is prolonged.

The invention relates to a perforating device, and discloses a glass plate perforating device. The glass plate perforating device comprises a support. The support comprises a working platform for containing pieces to be punched. Longitudinal supporting arms are arranged on the two sides of the working platform. A middle cross beam is transversely connected between the two supporting arms and provided with a through hole. A sliding sleeve is mounted in the through hole, and a puncher pin is arranged in the sliding sleeve in a matched manner and comprises an inner round puncher pin body and a hexagonal puncher pin body. The inner round puncher pin body is sleeved with the hexagonal puncher pin body and is internally tangent to the hexagonal puncher pin body. The upper end of the hexagonal puncher pin body is connected with a mounting plate, and springs are connected between the mounting plate and the middle cross beam. According to the technical scheme, in the machining process, a pushing air cylinder moves continuously downwards and cannot stop in the middle, and therefore the efficiency of the punching process is higher; and the pushing air cylinder directly drives the puncher pin to carry out punching, the puncher pin is matched in the sliding sleeve mounted on the cross beam and cannot deflect in the advancing process, and therefore the punching process is more stable, and clamping is avoided.

The invention relates to a display module and a display screen. The display module comprises a plurality of light emitting units and pixel defining layers between adjacent light emitting units. Wherein the pixel defining layer includes a first pixel defining layer and a second pixel defining layer formed on the first pixel defining layer, the first pixel defining layer having a modulus of elasticity smaller than the modulus of elasticity of the second pixel defining layer. By dividing the pixel defining layer into a first pixel defining layer and a second pixel defining layer, and the elasticmodulus of the first pixel limiting layer is different from the elastic modulus of the second pixel limiting layer, which can effectively solve the problem that the stress of the display module is tooconcentrated when the display module is impacted by a foreign object, wherein the pixel limiting layer with small elastic modulus can be used as a flexible buffer layer to avoid stress concentration.

The invention relates to the technical field of auto spare parts and discloses an auto spare part picking device. The auto spare part picking device comprises a lifting mechanism and an installation frame. The lower end of the lifting mechanism is connected with the installation frame. The installation frame is provided with an air cylinder and a supporting plate far away from the air cylinder. The air cylinder is provided with a pressure reducing valve. An output rod of the air cylinder penetrates through a through hole formed in the supporting plate. A left clamping jaw and a right clamping jaw are hinged to the bottom of the installation frame. A clamping space is formed between the left clamping jaw and the right clamping jaw. The output rod of the air cylinder is provided with a left stop block and a right stop block. The lower end of the left stop block is provided with a supporting part which is located on the side, far away from the clamping space, of the left clamping jaw. The part, located above a hinge point, of the right clamping jaw is provided with a driving end which is provided with a limiting hole. The output rod of the air cylinder penetrates through the limiting hole. The right stop block is located on the inner side of the driving end of the right clamping jaw. According to the scheme, the machine replaces manual work, and personnel do not need to enter an equipment operation area, so that the safety of the personnel is ensured, and meanwhile, it is easier for the auto spare part picking device to reach a narrow place.

The invention discloses a semi-wearable palm rehabilitation exoskeleton. The exoskeleton includes a base, a height-adjustable lifting frame is connected to the base, a thumb bracket is fixedly connected to the back surface of the upper part of the height-adjustable lifting frame, power devices are arranged on the thumb bracket and the back surface of the height-adjustable lifting frame, the frontend of the thumb bracket and the front end of the height-adjustable lifting frame are hinged to a first-section finger wearing lantern ring, the front end of the first-section finger wearing lantern ring is hinged to a second-section finger wearing lantern ring, one end of a first-section pushing rod is hinged to the back face of the first-section finger wearing lantern ring, one end of a finger rotating angle adjusting rod is fixedly connected to the first-section pushing rod, the other end of the finger rotating angle adjusting rod is hinged to one end of the second-section pushing rod, andthe other end of the second-section pushing rod is hinged to the back face of the second-section finger wearing lantern ring. According to the semi-wearable palm rehabilitation exoskeleton, the rotating amplitude of the exoskeleton can be controlled according to the actual situation of a patient, and the effect of training at a specific angle is achieved.

The invention relates to the technical field of automobile accessories, and discloses an automobile part clamping device. The automobile part clamping device comprises a hoisting mechanism and an installing frame. The lower end of the hoisting mechanism and the installing frame are connected. The installing frame is provided with clamping jaws used for installing and picking up the automobile accessories. The installing frame is provided with a motor and supporting plates far away from the motor. The output end of the motor is connected with a first connecting rod. A second connecting rod is hinged to the first connecting rod. A push rod is hinged to the end of the second connecting rod. The push rod penetrates through holes formed in the supporting plates. The left clamping jaw and the right clamping jaw are hinged to the bottom of the installing frame. Clamping space is formed between the left clamping jaw and the right clamping jaw. According to the scheme, manual operation is replaced with machines, a worker is prevented from entering a device running area, the safety of the worker is guaranteed, and meanwhile the device can arrive at narrow places more easily.

The invention relates to a part of a vehicle frame. The cross section of the part of the vehicle frame is U-shaped; two sides of the U-shaped section are respectively provided with a first side edge and a second side edge; the bottom part of the U-shaped section is provided with a bottom edge; the first side edge is parallel with the second side edge; the bottom edge is relatively perpendicular to the first side edge and the second side edge; the thickness of the wall of the part of the vehicle frame is 1-8mm; and the wall is manufactured by using an aluminum alloy or a magnesium alloy. The invention has the advantages that a rectangular steel pipe of the traditional vehicle body frame is replaced by the part of the vehicle frame which acts on a vehicle body and is manufactured by utilizing the thickening aluminum alloy or magnesium alloy with the U-shaped cross section so as to achieve the effect that the weight is reduced by almost half under the condition of the same or similar strength with steel products, therefore, the weight of the combined vehicle body is greatly reduced without decreasing the strength, the manufacturing cost and the running cost are lowered, and the part of the vehicle frame is more environmentally-friendly, saves more energy, and is capable of adapting the installation of different positions of the vehicle body.

The invention provides a container roof operation safety belt restraint device, which comprises a casing pipe, and two symmetrically arranged L-shaped clamping devices capable of being used independently, wherein each L-shaped clamping device comprises a body, and a connecting arm and a clamping arm which extend inwards from an inner side of the body; a clamping hook groove is formed among the body, the connecting arm and the clamping arm, and hooks a side beam of a container, and the clamping arm is located in a concave wave of the container; or the clamping hook groove hooks corner fittings of the container, and the clamping arm extends into a lock hole from a side surface of the corner fittings; the connecting arm is located on a top face of the container; an end part of the connecting arm is stretched into the casing pipe and is fixedly connected with the casing pipe; a restraint ring for restraining a safety belt is arranged on the casing pipe, or the restraint ring for restraining the safety belt is arranged on each L-shaped clamping device according to the need. The container roof operation safety belt restraint device is arranged on a roof of the container, and the safety belt is restrained on the restraint device, so that when operation workers carry out roof operation, the over-concentrated stress can be effectively avoided, the operation safety of the operation workers can be ensured, and the potential safety hazard is eliminated.

The invention relates to the technical field of diaphragm cutoff devices and discloses a cam diaphragm vacuum valve for pressure casting. The cam diaphragm vacuum valve for pressure casting comprises a valve body, a diaphragm and a valve rod. The valve rod is sleeved with the valve body. The lower end of the valve rod is connected with the diaphragm. A valve element is arranged below the diaphragm. An air inlet and an air outlet are formed in the two sides of the valve element respectively and communicated with each other through a gap between the valve element and the diaphragm. A pulley is hinged to the upper end of the valve rod. A cam matched with the pulley is arranged above the pulley and provided with a handle. By the adoption of the scheme, cam rotating downward pressing operation is used for replacing screw rotating downward pressing operation, the valve is quicker to open and close, a response is made quickly, control is more convenient and quicker, and pressure casting efficiency is effectively improved.

One end of the catheter is connected with a radiofrequency ablation host, the catheter comprises a supporting device, a puncture device, a pressure measuring device and a measurement and control unit, the supporting device is connected with the puncture device, the pressure measuring device is connected with the supporting device, and the measurement and control unit is communicated with a pipeline of the supporting device. The radiofrequency ablation main machine is electrically connected with the puncture device, the supporting device comprises a handle, a supporting tube, an outer tube and an inner tube, the handle is fixedly connected with one side of the supporting tube, a guide wire cavity is formed in the supporting tube, the outer tube is arranged in the guide wire cavity, a tube hole is formed in the outer tube, the inner tube is arranged in the tube hole, the inner tube and the outer tube are connected in a sealed mode, and the puncture device is communicated with the radiofrequency ablation main machine. Therefore, radiofrequency ablation is carried out, the blood vessel is dredged and treated, and the blood pressure in the blood vessel is detected through the pressure measuring device.