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87results about How to "Dispersion force" patented technology

Lifting buffering self-restoring anti-explosive door of vertical shaft

The invention discloses a lifting buffering self-restoring anti-explosive door of a vertical shaft, relating to ventilating safety facilities of a mine, and solving the problem that the anti-explosive door of current mineral air shaft is easy to damage to influence the safety when exploding. The lifting buffering self-restoring anti-explosive door is characterized in that two guiding columns are uprightly fixed to two sides of a door frame, respectively; two guiding columns are respectively composed of upright rods, nuts and springs; springs are respectively sleeved outside two upright rods; the nuts are arranged on the top of the upright rod to contact with the spring; the lower ends of two upright rods are respectively sleeved with upright barrels extended from two ends of a buffering seat; the door frame is integrally connected with the buffering seat through the nuts; a door leaf is placed on the door frame, and arranged on the buffering seat; a buffering plate provided with a plurality of buffering blocks at two sides respectively is fixed to the upper part of the buffering seat. The lifting buffering self-restoring anti-explosive door disclosed by the invention is applied to the mineral air shaft to remove the influence to the safety of the anti-explosive door, and has the advantages of simple structure, safety and reliability.
Owner:CHINA COAL RES INST +1

Integrally mounted mechanical seal device

The invention discloses an integrally mounted mechanical seal device. The integrally mounted mechanical seal device comprises a shaft sleeve, wherein a first seal component and a second seal component sleeve the shaft sleeve, the first seal component comprises a first moving ring and a seal sleeve, the seal sleeve sleeves the first moving ring, the second seal component comprises a second moving ring and a mechanical seal sleeve, the mechanical seal sleeve is arranged outside the second moving ring, a first fixed ring and a second fixed ring are respectively arranged at the two ends of the mechanical seal sleeve, the end portion of the first moving ring is fit with the end portion of the first fixed ring, the end portion of the second moving ring is fit with the end portion of the second fixed ring, and a cooling chamber is arranged in the second seal component. During use, an operator only needs to tightly screw screws into the mechanical seal sleeve and equipment and the installation is facilitated; the first seal component is located inside the equipment, the second seal component is located outside the equipment, friction heat in the first seal component is dissipated through materials, friction heat in the second seal component is dissipated through cooling liquid, the heat dissipating effect is better and the service life of the mechanical seal device is prolonged.
Owner:曹文杰

Oil-gas separation device

The invention discloses an oil-gas separation device. The oil-gas separation device comprises an outer barrel and a barrel cover, wherein the outer barrel is provided with a gas inlet channel; the barrel cover is arranged at the top of the outer barrel and is provided with a gas outlet channel communicated with the inner part of the outer barrel; the barrel cover further comprises a fixed unit, wherein the fixed unit comprises a fixed part and a rotary part penetrating through the fixed part; the fixed part is connected to the outer barrel; the rotary part is connected to the barrel cover andthe rotary part does axial linear motion and rotary motion relative to the fixed part so as to move the barrel cover between a sealing position and an opening position. The fixed unit is arranged andis used for connecting the outer barrel and the barrel cover; when parts in the oil-gas separation device need to be replaced, the barrel cover can be moved between the sealing position and the opening position only if the fixed unit is operated, and the barrel cover and the outer barrel are not completely separated; compared with a condition in the prior art that the barrel cover is taken to theother place to completely separate the outer barrel and the barrel cover, the opening and closing of the barrel cover are simpler and more convenient.
Owner:SUZHOU SULLAIR GAS EQUIP

Air guide component and indoor unit with air guide component of packaged air conditioner

The invention provides an air guide component. The air guide component comprises a housing of which the bottom wall and the top wall are correspondingly provided with an air inlet opening and an air outlet opening, an air outlet frame which can be rotated around a pivoting shaft at the rear part of the housing, and a driving device for driving the air outlet frame to rotate between an opening position where an air outlet is exposed from the upper part of the air outlet opening and a closing position which is completely in the housing, wherein the driving device comprises a base which is fixedly connected to the air outlet frame, a driving motor which is fixedly connected to the base, a gear which is in driving connection with an output shaft of the driving motor, and a guide part which isfixedly connected to the housing and is provided with an arc-shaped rack that is engaged with the gear; the gear is provided with a clamping bump which outwards extends from the end surface deviated from the driving motor in the rotating axis; the base further comprises a supporting plate which is connected to a base body and is provided with a clamping hole; the clamping bump is rotatably arranged in the clamping hole and is used for dispersing the acting force of the gear to the output shaft of the driving motor in order to avoid the deviation of the rotating axis of the gear and avoid the cracking of the output shaft of the driving motor.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1

Protection mechanism for urban lighting street lamp based on Internet of Things

The invention discloses a protection mechanism for an urban lighting street lamp based on the Internet of Things. The protection mechanism comprises a street lamp pole and a base. The bottom of the street lamp pole is fixedly connected with the top of the base, a first fixing plate is fixedly connected to the bottom of the surface of the street lamp pole, a fixed sleeve is arranged at the bottom of the surface of the street lamp pole and located at the top of the first fixing plate in a sleeving mode, and a first reinforcing rib is fixedly connected to the interior of the fixing sleeve. The invention relates to the technical field of street lamp protection. According to the protection mechanism for an urban lighting street lamp based on the Internet of Things, the fixed sleeve sleeves thebottom of the surface of the street lamp pole and is arranged at the top of the first fixed plate; the street lamp pole is protected, so that when being subjected to external impact, the street lamp pole is buffered and damped; meanwhile, the rubber sleeve rotates when being stressed and thus acting force can be dispersed, so that the street lamp pole is not prone to bending deformation and breakage and thus the service life of the street lamp is prolonged; and the economic cost of street lamp input is reduced.
Owner:CHONGQING COLLEGE OF ELECTRONICS ENG

Plastic pipe fitting carrying equipment convenient to pull

The invention relates to the technical field of plastic pipe fittings, and discloses plastic pipe fitting carrying equipment convenient to pull. The plastic pipe fitting carrying equipment convenientto pull comprises a base, a speed limiting wheel assembly and a fixed plate assembly, wherein an air pump is fixedly installed at the right side of the top end of the base; a connecting pipe is fixedly installed at the top end of the air pump; and an air pipe is fixedly installed at the left side of the connecting pipe. According to the plastic pipe fitting carrying equipment convenient to pull, the connecting pipe can be inflated through the working of the air pump, a moving column moves under the action of an air pressure, a moving block moves along with the moving column in the process, andthen a clamping block moves under the action of a first magnet and the air pressure, so that a rubber strip is stretched, the clamping block is inserted into the inner wall of an outer wheel, and atthe moment, the outer wheel stops rotating; and then a moving plate also moves under the influence of the air pressure, a certain pressure is applied to pipe fittings, and at the moment, the pipe fittings can also bear the supporting force of the moving plate and the speed limiting plate, so that the acting force born by the pipe fittings can be effectively dispersed, and the pipe fittings can beeffectively protected.
Owner:张人超
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