81results about How to "Function as a fixed connection" patented technology

The invention belongs to the technical field of wearable products and particularly relates to a connecting structure of flexible belts of wearable products. The connecting structure comprises a first fixed connection, a second fixed connection, a connection, a button, an ejector pin and an elastic resetting mechanism. The first fixed connection is arranged at the end of a flexible belt 1 on one side, and the second fixed connection is arranged at the end of a flexible belt 2 on the other side. An accommodating chamber is formed in the first fixed connection and used for accommodating the second fixed connection. A limiting groove is formed in the second fixed connection. A press type lock switch is arranged between the side wall of the accommodating chamber and the limiting groove. The connection is provided in an inner chamber of the side wall of the accommodating chamber and connected with a rotating connecting portion on the side wall of the inner chamber through a rotating shaft. The button is arranged on the connection and further arranged on one side of the rotating connecting portion. The ejector pin is arranged on the connection and arranged on the other side of the rotating connecting portion and extends out of the side wall of the inner chamber to be inserted in the limiting groove. The elastic resetting mechanism is arranged between the press type lock switch and the side wall of the inner chamber of the side wall of the accommodating chamber. By the use of the connecting structure, the problem of the conventional wearable products that the flexible belts are inconvenient to mount and demount is solved, and uncomfortable feeling after wearable is avoided.

The invention discloses a painting device for spring producing and machining. A workbench and a paint groove formed in the bottom end in the workbench are included. The workbench is fixedly connectedwith a supporting frame. A telescopic air cylinder is arranged at the top end of the supporting frame. The output end of the telescopic air cylinder penetrates through the top end of the supporting frame and is fixedly connected with a supporting plate. The supporting plate is in sliding connection with the supporting frame. A collecting protection device for preventing paint dripping during spring painting is arranged at the bottom end of the supporting plate. According to the painting device for spring producing and machining, a protection cover is arranged at the bottom end of the supporting plate, the function of effective collection of surplus paint when air drying is conducted after the spring is dipped in the paint groove is achieved, and the function that paint is effectively prevented from being volatilized into the surrounding environment and dripping on the workbench is achieved; and an iron wire supporting the spring and a connecting rod are arranged into a rotation form, and the phenomenon that paint is subjected to the gravity action, and during dripping, a paint film on the spring is thin in upper portion and thick in lower portion is further prevented.

The invention discloses a sliding door and window which comprises an upper rail, a lower rail and a glass door leaf. The upper rail is located above the glass door leaf and comprises a left rail body and a right rail body. The left rail body comprises a first rectangular cavity provided with a first groove. A left frame of the first rectangular cavity is provided with a left support in a downward extending mode, and a first heat insulation strip slot is formed in the outer side of a right frame of the left rail body. The right rail body is parallelly arranged on the right of the left rail body and comprises a second rectangular cavity provided with a second groove. A right frame of the second rectangular cavity is provided with a right support in a downward extending mode, and a second heat insulation strip slot is formed in the outer side of the left frame. The lower rail and the upper rail are the same in structure. The lower end of the upper rail and the upper end of the lower rail are further separately provided with a fishhook-shaped upper slide rail and a T-shaped lower slide rail. The glass door leaf is located between the fishhook-shaped upper slide rail and the T-shaped lower slide rail and further provided with a detachable heat insulation reinforcing strip. The sliding door and window has the advantages that the sliding door and window is simple in structure, convenient to mount, good in firmness, low in cost and long in service life of the door leaf and is provided with the detachable heat insulation reinforcing strip.

The invention discloses a sliding door and window which comprises an upper rail, a lower rail and a glass door leaf. The upper rail is located above the glass door leaf and comprises a left rail body and a right rail body. The left rail body comprises a first rectangular cavity provided with a first groove. A left frame of the first rectangular cavity is provided with a left support in a downward extending mode, and a first heat insulation strip slot is formed in the outer side of a right frame of the left rail body. The right rail body is parallelly arranged on the right of the left rail body and comprises a second rectangular cavity provided with a second groove. A right frame of the second rectangular cavity is provided with a right support in a downward extending mode, and a second heat insulation strip slot is formed in the outer side of the left frame. The lower rail and the upper rail are the same in structure. The lower end of the upper rail and the upper end of the lower rail are further separately provided with a fishhook-shaped upper slide rail and a T-shaped lower slide rail. The glass door leaf is located between the fishhook-shaped upper slide rail and the T-shaped lower slide rail and further provided with a detachable heat insulation reinforcing strip. The sliding door and window has the advantages that the sliding door and window is simple in structure, convenient to mount, good in firmness, low in cost and long in service life of the door leaf and is provided with the detachable heat insulation reinforcing strip.

The invention discloses a fault testing device of a power generator stator core and a testing method of the device. The device comprises Chattock coils, traveling rails, a slide module and a tractiondevice, wherein the traveling rails are symmetrically mounted on two stator teeth; the slide module is symmetrically connected with the traveling rails and provided with traveling wheels; the Chattockcoils are fixedly connected with the two ends of the slide module located on the outer sides of the traveling rails; the slide module is connected to the traction device; and the traction device is fixedly connected with the outside of the stator core. According to the device, the slide module connected with the Chattock coils (test coils) is mounted in an overhung manner via the traveling rails;the traction device is used for traction; the fault testing of the two stator teeth can be achieved at one time; the testing efficiency is greatly improved; jamming of the slide module is effectivelyavoided; and the device is stable in traveling and positioning, high in testing accuracy, simple in structure and low in cost and saves time and labor for a tester.

The invention discloses an acoustic testing device which comprises a fixed bracket, and a lug and an artificial mouth fixedly arranged on the fixed bracket, wherein an installation groove for arranging an artificial ear is formed in the lug; a sound emitting hole is formed in the artificial mouth; and a terminal fixing assembly for fixing a to-be-detected terminal is arranged on the fixed bracket. The acoustic testing device comprises the fixed bracket, and the lug and the artificial mouth arranged on the fixed bracket; the installation groove for arranging the artificial ear is formed in the lug; the terminal fixing assembly is arranged on the fixed bracket; the fixed bracket plays a support connection role; and the terminal fixing assembly plays a role in fixedly arranging the to-be-detected terminal. The acoustic testing device has the advantages of being simple in structure, low in fabrication cost, convenient to operate and high in testing efficiency.

The invention discloses a reaction kettle. The reaction kettle comprises a kettle body and a sealing cover, wherein the sealing cover comprises a door-shaped bracket, a guide rod, an air cylinder A, acover body, a flexible sealing ring A, a flexible sealing plate, a guide column and a guide column drive mechanism, wherein the base of the air cylinder A is mounted on the door-shaped bracket; the ejector rod of the air cylinder A is connected with the cover body; the flexible sealing ring A is fixed to the bottom of the cover body; the flexible sealing plate is sealed and fixedly connected withthe guide rod; the guide column sequentially passes through the cover body, the flexible sealing ring A and the flexible sealing plate from top to bottom; one guide column drive mechanism drives oneguide column to slide up and down in the cover body; the flexible sealing plate is fixedly connected with the guide column in a sealing mode; a ring-shaped inner groove is formed in the opening of thetop of the kettle body; and the outer diameter of the ring-shaped inner groove is greater than or equal to the diameter of the flexible sealing plate. The reaction kettle improves the reaction kettlecover; and the reaction kettle sealing cover can seal the reaction kettle very well, so that the sealing effect is good.

The invention provides a small hex nut magnetism holder which comprises a handle, a connecting rod and an end socket. One end of the connecting rod is fixedly connected with the handle, the other end of the connecting rod is a hexagonal head, one end of the end socket is provided with a cylindrical cavity, and the other end of the end socket is provided with tong teeth. A permanent magnet is arranged in the cylindrical cavity, the hexagonal head on the connecting rod is in interference fit with the cylindrical cavity and extrudes the permanent magnet fixed in the cylindrical cavity, and the other side of the permanent magnet is supported and fixed through the tong teeth which are the same in structure and distributed annularly and evenly. The lengths and the inner edge surfaces of the tong teeth are matched with a small hex nut. Under the suction action of the permanent magnet, the small hex nut is fixed among the tong teeth. When the small hex nut needs to be taken out, edges among the tong teeth can be clamped by fingers and accordingly the small hex nut is taken out. The small hex nut magnetism holder is simple and reliable and is a special tool for clamping fixing and screwing the small hex nut, great convenience is brought to operating personnel, labor efficiency is improved and faults can be effectively reduced in the operation process.

The invention discloses an energy-saving type tunnel advanced small pipe fast-assembly grout stopping structure which comprises a holding force clamp, a sliding die sleeve and an elastic grout stopping plug; the holding force clamp clamps the end, stretching out of a tunnel face, of an advanced small pipe; the sliding die sleeve is arranged on the outer side of the holding force clamp in a sleeving manner and is in sliding fit with the holding force clamp; the elastic grout stopping plug wraps the outer side of the sliding die sleeve and is used for blocking a gap between the advanced small pipe and a hole wall; and a rotary thrust sleeve pushes the sliding die sleeve and the elastic grout stopping plug to move synchronously through a pushing bolt. According to the energy-saving type tunnel advanced small pipe fast-assembly grout stopping structure, a base for positioning and pushing the elastic grout stopping plug is provided through firm connection of the holding force clamp and theadvanced small pipe; under the action of pushing force, the elastic grout stopping plug extrudes and blocks a gap between a drilled hole and the outer wall of the advanced small pipe; and the operation is simple, convenient and flexible without waiting for concrete setting, so that the working procedure time is shortened, construction circulation is promoted, the construction efficiency of a grouting construction staff is improved, grouting material waste and cost investment are reduced, the grouting construction efficiency and the grouting effect are improved, and the situation that stuffingcannot form when a jet of water in the drilled hole is serious is avoided.

The invention discloses a sealing cover of a reaction kettle. The sealing cover comprises a door-shaped bracket, a guide rod, an air cylinder A, a cover body, a flexible sealing ring A, a flexible sealing plate, guide columns and a guide column drive mechanism, wherein the guide rod is mounted on the door-shaped bracket through a guide sleeve; the base of the air cylinder A is mounted on the door-shaped bracket; the ejector rod of the air cylinder A is connected with the cover body; the guide rod sequentially passes through the cover body, the flexible sealing ring A and the flexible sealing plate from top to bottom; the two guide columns sequentially pass through the cover body, the flexible sealing ring A and the flexible sealing plate from top to bottom; one guide column drive mechanismdrives one guide column to slide up and down in the cover body; the flexible sealing plate is fixedly connected with the guide columns in a sealing mode; and the diameter of the flexible sealing plate is greater than the opening diameter of the top of the kettle body. The sealing cover improves the reaction kettle cover; through the action of the reaction kettle sealing cover, good sealing effectcan be achieved on the reaction kettle, and the sealing effect is good.

The invention discloses an energy-saving tunnel leading small conduit quick-installation and slurry-stopping structure, which includes a force-holding fixture clamped at one end of the leading small conduit protruding from the palm surface, sleeved on the outside of the force-holding fixture and slidingly matched with the force-holding fixture The sliding die sleeve and the elastic stopper wrapped on the outside of the sliding die sleeve and used to block the gap between the leading small conduit and the hole wall, the rotating thrust sleeve pushes the sliding die sleeve and the elastic stopper to move synchronously through the push bolt. The present invention is firmly connected with the leading small conduit through the holding fixture, and provides a base for the positioning and pushing of the elastic stopper. Easy to operate, flexible and flexible, no need to wait for the concrete to solidify, shorten the process time, promote the construction cycle, improve the construction efficiency of the grouting construction personnel, reduce the waste of grouting materials and cost investment, improve the efficiency and effect of grouting construction, and solve the problem of strands of water in the borehole In severe cases, the packing cannot be formed.

The invention discloses a novel detachable air combined air cabinet structure which comprises an upper half shell and a fixing device. An air outlet is formed in the upper end face of the upper half shell. A hinge is installed on one side of the bottom end of the upper half shell. A connecting hole is formed between the upper half shell and a lower half shell. A first clamping groove is formed in the outer side of a connecting piece. A second clamping groove is formed in the inner side of the connecting piece. A magnetic connecting buckle is installed in the middle of the fixing device. The side, close to the connecting piece, of the magnetic connecting buckle is arranged to be an arc-shaped connecting surface. The novel detachable air combined air cabinet is reasonable in structure, detachment of an air cabinet is successfully achieved through the design of the hinge and the magnetic connecting buckle, meanwhile, the magnetic connecting buckle is stably connected with the shells, the upper half shell and the lower half shell are prevented from being disengaged, and the fixing and connection functions are achieved to a great extent; and in addition, the structure of the novel detachable air combined air cabinet structure is not complex, the production cost is low, and the market requirements can be well met.