32results about How to "Quick and easy replacement" patented technology

The invention provides a novel manufacturing and installing method for a cable holder. Holes are formed in the cable holder according to a certain technological standard, cable grooves, hoops, reinforcing ribs, fireproof division plates and the like can be arranged on supporting arms of the holder as needed, reserved holes are formed in the two walls of a cable trench, and then the cable holder and the walls can be assembled and disassembled fast through expansion bolts. Through material selection, premachining, accessory addition and preliminary combination of the cable holder, the installation procedure can be achieved at one step, so that the labor and the time are saved, the cost is saved, the problem that installation, maintenance, fixation, rust prevention, fire prevention and the like of an existing cable holder are difficult is solved, and the whole cable holder is stable, scientific in design, convenient to manufacture and install, safe and practical. Thus, the novel manufacturing and installing method is worthy of popularization and application.

The invention relates to a multiple son-tire self-complementing explosion proof tire which consists of vehicle tires, airplane tires and jinrick-shaw tires. The explosion proof tire comprises a hub and an outer cover and an inner cover in the outer cover is composed of two or more son-tires. The son-tires are filled with gas, and no valve is arranged and the son-tires are of a siphon clip wedge shape. When the son-tires are of a syphon clip wedge shape, a wedge shape parcel is used for making up wedge shape space generated by the syphon and the hub is provided with a standby inner cover and a valve.

A crib mattress sheet comprises a top panel, a bottom panel, lateral panels and an end panel configured to provide an enclosure for a crib mattress. The top panel includes a central portion and a flap portion, wherein the flap portion extends laterally beyond the central portion and extends outward from the enclosure opening a distance of approximately ⅓ of the length of the central portion of the top panel. The sheet is applied by placing the mattress in the enclosure and tucking the flap portion into area adjacent the mattress at the bottom and lateral panels.

A self-repairing anti-exploding tyre features that a single-layer or double-layer cavity is arranged on the inner surface of a tyre and divided into multiple isolated spaces, and the coagulating reaction liquid or expanding substance is loaded in each space. Its self-repairing method is also disclosed.

The invention discloses a damp-proof and dust-proof communication cabinet capable of ascending and descending. The cabinet comprises a main box body. A cabinet cavity is formed in the main box body. Cabinet sliding cavities are communicated with the lower end wall of the cabinet cavity in a bilateral symmetry mode. The lower end wall of the cabinet cavity is communicated with a fan blade cavity. Acabinet of which one part is positioned in the right translation gear is arranged in the cabinet cavity. Four communication equipment cavities with the same size are arranged in the cabinet. A lifting rack cavity positioned on the lower side of the cabinet cavity is formed in the main box body. A sleeve bevel gear cavity is formed in the left side of the lifting rack cavity. The communication cabinet is arranged underground. The whole communication cabinet has moisture-proof and dust-proof functions, and can effectively avoid the influence of external natural disasters and man-made damage. The cabinet is provided with the automatic lifting and translation mechanism, enables the maintenance and replacement of communication equipment in the cabinet to be quicker and more convenient, and caneffectively discharge the heat generated by the communication equipment in the cabinet during work to the outside through the arrangement of the cooling fan and the cooling holes.

The invention relates to the technical field of cabinet opening-door, in particular to a leftward and rightward door opening structure and a cabinet capable of loading goods. Self-locking pieces are arranged on a box body, lock holes are formed in the self-locking pieces, and telescopic rods are arranged on the two sides of a door body; when the door body needs to be opened towards one side, the telescopic rods on one side are driven to retract, the two ends of the telescopic rods are separated from corresponding lock holes, and the door body is totally separated from the box body on the side;and the door body and the box body are still tightly locked through the telescopic rods and the self-locking pieces on the other side, the door body is rotatably connected with the box body through the self-locking pieces on the locking side, and thus rotary movements of the door body are realized. When the door body is attached to the box body again, driving pieces drive the telescopic rods to extend, and the telescopic rods are reinserted in the locking holes of the self-locking pieces and are locked tightly. According to the leftward and rightward door opening structure and separated fromthe cabinet capable of loading goods, through the mode, operators only need to choose one side to open the door body, and thus the driving pieces of the corresponding side are driven to drive the telescopic rods to retract, the telescopic rods are separated from the self-locking pieces, and then the door body is separated from the box body on the side, and after that, the telescopic rods are driven to extend and are locked tightly once again; the operation is convenient, and the replacing manner is fast and convenient.

The invention relates to a construction insulation fastener rapid construction method which is characterized by comprising the following steps: firstly, indicating the positions where heat preservation nails need to be installed on the wall face; secondly, coating adhesives which are matched with the shapes and the areas of the tail parts of the heat preservation nails on the positions where the heat preservation nails need to be installed by means of a rapid gluing gun head, and forming a volcanic-cone-shaped adhesive layer which is higher in the middle and lower on the periphery; thirdly, pressing and sticking the heat preservation nails after cleaning onto the volcanic-cone-shaped adhesive layer, enabling the tail parts of the heat preservation nails to be combined with the wall face, and conducting next installing of an insulating layer according to adhesive curing specifications after the natural curing time of the adhesives in the air reach the specified value. The construction insulation fastener rapid construction method has the advantages of being fast in construction speed, good in quality, and beneficial to improving adhesive strength.

The invention provides a throttle valve adjusting device, a debugging system and a debugging method. The throttle valve adjusting device comprises a valve seat and a seal connector, wherein a containing cavity used for containing a valve element is arranged in the valve seat, the seal connector is detachably connected with the valve seat in a sealed manner, and the valve element is replaced through disassembly of the seal connector. Due to the arranged valve seat, the containing cavity and the seal connector, the valve element is detachably sealed in the containing cavity in a replaceable manner, and replacement operation of the valve element is easy, rapid and convenient; and in this way, the operation efficiency of replacement is improved beneficially, and the debugging efficiency is improved beneficially. Besides, a throttle valve is arranged to be used as a valve element, throttle valves of different specifications can be used as the valve element to be installed in the containing cavity, and it is achieved that the throttle valves of different specifications can be replaced in the debugging process. By the adoption of the throttle valve adjusting device, it is achieved that the throttle valve is used for debugging in the air conditioner performance debugging process, the throttle valves are used for throttling in the batch production process beneficially, and the matching performance of batch production is improved.

The invention provides an electric vehicle battery installation structure applied to the technical field of new energy automobile components. A battery body (1) of the electric vehicle battery installation structure is arranged in a battery mounting cavity (3) installed on a vehicle baseplate (2); a gap portion (6) is provided between a mounting cavity baseplate (5) and the vehicle baseplate (2);one side, close to a battery in-and-out port (4), of the mounting cavity baseplate (5) is provided with an upper neck (7); one side, close to the battery in-and-out port (4), of the vehicle baseplate(2) is provided with a lower neck (8); and a limiting rod (10) is arranged at the end portion of a moving plate (9), and the distance between an edge surface (11) of the upper neck and an edge surface(12) of the lower neck is less than the diameter size of a cross section of the limiting rod (10). The electric vehicle battery installation structure is simple in structure, the vehicle battery on the vehicle can be easily and quickly replaced, the labor intensity of an operator during replacement of the battery can be effectively reduced, the vehicle battery replacement efficiency is improved,and the equipment investment cost is reduced.

The invention discloses a zippered window curtain, and is characterized in that shade cloth is formed through the split joint of a plurality of cloth strips which are connected together via split joint mode by utilizing zippers. By employing the zippered split joint structure, each small bit in the whole piece of the shade cloth can be detached, in this way, when part of the window curtain is smeared and the shade cloth needs to be replaced, only the shade cloth strips need to be replaced via zippers, thus the replacement of the smeary shade cloth is fast and convenient.

The invention relates to a knitting machine with at least one bed with ribs between which knitting means are situated free to move and coupled with needle cams serving to control them, each of them consisting of at least one needle cam section (4), with needle cams arranged on at least one needle cam carrier arranged at a fixed distance from the bed on at least one carrier (1) of needle cam blocks and fitted with attachment and positioning means for fixing the needle cam sections (4) and for keeping the position of the needle cam sections in relation to the stationary and/or movable part (2, 3) of the needle cam carrier, said attachment and positioning means permitting in the dismantled state of the needle cam carrier to mount and/or to remove the needle cam sections (4) from the front side of the needle cam carrier. The attachment means consists of at least one shifting attachment means (5) arranged substantially parallel to the front side (21) of the needle cam carrier by means of which at least one needle cam section (4) is held on the needle cam carrier and of at least one positioning means arranged substantially normal to the front side (21) of the needle cam carrier by means of which the needle cam sections (4) are held in required position in relation to the needle cam carrier.

A lamp assembly for a microscope, the microscope having a stand, comprising a female member comprising a first electrical socket, the socket arranged to provide a source of electricity for a lamp, the female receptacle located inside the microscope stand, and, a male member comprising at least two electrical pin terminals arranged to matingly engage the first electrical socket to receive electricity therefrom, and, a second socket electrically connected to the at least two electrical pin terminals, the second socket arranged to hold the lamp and provide electricity thereto.

The invention belongs to the technical field of specific cement permeability testing, and particularly relates to a quick and convenient well cementation cement permeability testing device. A water storage device comprises a box body, wherein a water inlet on the box body is provided with a first joint; the first joint is used for connecting with a water supply box or a high-pressure air source; the bottom of the box body is provided with a liquid discharging hole; the box body is also provided with a pressurization hole and is connected with an external pressurization device; a liquid surfaceheight controller is arranged in the box body; the top of the liquid surface height controller is positioned on a water inlet, and the bottom of the liquid surface height controller is provided witha hollow rubber ball; the bottom of the box body is connected with a third joint on the top of a cement mould through a second joint; the third joint is also connected with a first external connector;the first external connector is connected with a pressure gage; and a fourth joint connected below the cement mould is provided with an electronic scale and is also connected with a second external connector which is connected with a pressure gage. By use of the device, gas media or liquid media can be independently used for testing cement permeability, a plurality of cement moulds can be simultaneously arranged to carry out batch operations, and efficiency is improved.

The invention discloses fully-removable ice skates, comprising metal skate bodies, front ends of uppers, metal pedestals and puttee frames. The front ends of the uppers are arranged at the front ends of the metal skate bodies; the puttee frames are arranged at the rear ends of the metal skate bodies; the metal pedestals are fixed at the bottoms of the metal skate bodies; removable structures are designed between the front ends of the uppers, the puttee frames, the metal pedestals and the metal skate bodies respectively. Adapting the integral improvement, the metal skate bodies and the metal pedestals are adopted in the ice skates, and the fully-removable structures are designed between the front ends of the uppers, puttee frames, the metal pedestals and the metal skate bodies. Therefore, a user can replace conveniently by oneself without professional tools and professional knowledge when the ice skates are disassembled, and the replacing operation is simple, convenient and rapid; furthermore, when the components are out of action, the user can replace by oneself, so as to prolong the whole service life of the ice skates; people can also escalate ice-skating playing sports through replacing further fittings according various different ice-skating playing sports; in addition, because the components are replaced conveniently, the ice skate user can satisfy the use demands of different groups through replacing the components.

The invention provides a multipurpose combined surgical instrument which comprises a combined surgical tractor and a combined bone saw. The combined surgical tractor is composed of a winding-drum handle, a connecting handle 4 and a traction head, the winding-drum handle is composed of a winding drum handle and a connecting plate, one end of the connecting plate is crimped to be semicircular while the other end of the same is vertically arranged in the middle of the winding-drum handle which is crimped to be cylindrical, mushroom-shaped connecting rivets are arranged on the connecting plate, gourd-shaped holes are arranged at two ends of the connecting handle, a wide hole of each gourd-shaped hole is coincident with diameter of the head of the corresponding mushroom-shaped connecting rivet while a narrow hole of the same is coincident with the diameter of the waist of the corresponding mushroom-shaped connecting rivet, the lower end of each mushroom-shaped connecting rivet is riveted with the connecting plate, the number of the gourd-shaped holes at the two ends of the connecting handle is coincident with that of the mushroom-shaped connecting rivets arranged on the connecting plate, the combined bone saw is composed of the winding-drum handle and a saw blade, the connecting plates are arranged at two ends of the saw blade, and gourd holes are arranged on the connecting plates, and hooked together with the mushroom-shaped connecting rivets on the connecting plate arranged at the center of the winding-drum handle.

An opening cylinder for rotor spinning machines comprises a plurality of teeth which are arranged in a line which extends in a continuous spiral-shaped manner on the periphery thereof. The advancing tooth flanks of the tooth form, respectively, an acute angle k of at least 1 DEG and at the most 2. 5 DEG with respect to the rotational direction of the opening cylinder during rotation, thus improving the function of the opening cylinder and the quality of the thread.

Oil well intelligent power distribution equipment comprises a cabinet body (1) and a transformer (33), a vacuum switch (22) is installed on a switch sliding rail (24), the transformer (33) is installed in a voltage transformation cabinet (3) through a transformer sliding rail (32), a power main switch (41) comprises a manual switch and an electric control switch which are connected in series, andthe electric control switch is connected to a diagnosis control assembly (6). The lower level of the power main switch (41) is sequentially connected with a frequency converter (42) and a contactor (43), and the frequency converter (42) and the contactor (43) are both connected with a diagnosis control assembly (6). The vacuum switch, the transformer and the like are detachable, the overall layoutis reasonable, safety and reliability are achieved, operation is stable, the diagnosis control assembly can collect state information of all modules and receive and execute remote control instructions, controlled electric appliance parameter adjustment, manual switch and electric control switch double guarantees are achieved, hot-line maintenance can be prevented, and high safety and automation level are achieved.

The machine gun rack rotating device for the fighter comprises a machine gun rack base connected with a floor in a fighter helicopter, a machine gun rack rotating shaft, a machine gun rack rotating shaft and a machine gun rack rotating shaft, the machine gun supporting column is arranged on the machine gun rack base; the rotating seat is rotationally arranged on the machine gun supporting column through a rotating cross beam; and the rotating cross beam is rotationally connected with the machine gun supporting column through a needle bearing without an inner ring. Through the needle bearing without the inner ring, bending force generated by a rotating seat on the rotating cross beam can be effectively resisted, and the problems that local friction force of a rotating part is increased, a stand column is not prone to rotating, and even a machine gun rack rotating device is structurally deformed and damaged are solved.

A sanding shoe (1, 1.1) for a belt grinding machine, consisting of a carrier (2), an intermediate material (3) and a sanding belt activator (4), wherein the carrier consists of a flexible material.

The invention discloses a portable multi-heald loom. The loom comprises a horizontal machine body and a vertical machine body, wherein the horizontal machine body comprises a foldable parallelogram frame, a cloth roller, a warp beam and a batten; the cloth roller and the warp beam are connected to the front portion and the rear portion of the parallelogram frame in a one-way rotating mode respectively; the batten is connected to the parallelogram frame in a rotating mode; the vertical machine body comprises a T-shaped frame, a foldable and inclination-angle-adjustable semicircular disc, insertion cones and heald frames; the T-shaped frame is provided with a thread concentration hole; the semicircular disc is provided with a mounting hole and a groove; the heald frames and the insertion cones are in one-to-one correspondence through slings; the slings penetrate through the thread concentration hole; the insertion cones are located at the thread concentration hole, the mounting hole or the groove; each heald frame is controlled to hover at different heights; an insertion hole is formed in the middle of the parallelogram frame; and the vertical machine body is detachably inserted into the insertion hole. The technical problems that in related technologies, a loom is difficult to fold and store, inconvenient to carry and transport and single in shed height are at least solved.

The invention provides a pallet fork for a forklift. A pallet fork tip is detachably connected with a horizontal section and provided with an upper connecting section and a lower connecting section. The upper connecting section is provided with an upper clamp groove, and the lower connecting section is provided with a lower clamp groove. The horizontal section is provided with an upper sliding groove and a lower sliding groove. A first upper clamp block, a second upper clamp block, a first lower clamp block and a second lower clamp block are arranged in a cavity and rotationally arranged in the cavity through shafts. A first drive wheel is engaged with a second drive wheel, a lock rod can drive the second drive wheel to rotate, and after the lock rod is inserted in a through groove, the lock rod is fixed in the through groove through a locking device. The pallet fork has the following beneficial effects that by means of the pallet fork, rapid and convenient fork tip replacement can beachieved, and the weight of the pallet fork can be reduced under the situation that the unchangeable structure strength is guaranteed.

The invention belongs to the technical field of auxiliary equipment for installation of lamps, and provides a locking tool for an explosion-proof ballast box cover. The locking tool for the explosion-proof ballast box cover comprises a handle and a fixing seat, wherein the handle is detachably connected with the fixing seat, the fixing seat is provided with at least three clamping pins which are correspondingly matched with and clamped in reserved locking holes in the explosion-proof ballast box cover and protrude towards one side of the fixing seat, and the clamping pins are circumferentially and evenly distributed on the fixing seat. By means of the locking tool for the explosion-proof ballast box cover, the explosion-proof ballast box cover is installed more conveniently and saves labor, and meanwhile the durability and safe reliability of the locking tool are improved.

The present invention provides a hearing device with locking apparatus comprising a first component (10) with a housing (11) being adapted to be carried outside of or at the human body, a second component (20) to be inserted either partially or fully into an ear canal of a human body and connecting means connecting mechanically said first and said second component (10;20). The connecting means comprise a tube (30) and a first fastener (31) being arranged at one end of said tube (30) and being adapted to detachably connect said second component (20) with said connecting means. The first fastener (31) further comprises an individual locking element (5;9) to be swiveled into retaining or locking surfaces (24′) arranged within said second component (20), thereby contacting outer surfaces of said first fastener (31) in its connected state with said second component (20). The first fastener (31) thus will be detachably secured to the second component (20) of the hearing device.

The invention discloses a multi-disc bracket and an embroidery machine provided with the same. At least two partition boards are arranged and comprise one first partition board and at least one secondpartition boards, wherein a shaft hole adaptively matched with a positioning shaft is formed in the first partition board, the first partition board is arranged at the outermost end of any side of ashelf, a second shaft hole matched with a stepped shaft is formed in each second partition board, one end of the positioning shaft is matched with the shaft hole in the first partition board, the stepped shaft of the positioning shaft is matched with the second shaft hole of the second partition board located at the outermost end of the other side of the shelf, the positioning shaft is positioned,and accordingly, discs are positioned. Further, mounting grooves connected with the second shaft holes are formed in the second partition boards, so that the positioning shaft can be rapidly insertedinto the partition boards in a penetrating manner. Fast mounting and replacement of the discs are convenient. The multi-disc bracket is simple in structure and the discs are convenient and fast to replace.

The invention discloses a vertical guide mechanism of a stone sawing machine. The structure comprises a foundation, a stone sawing device, a stone sawing drive device, a stone sawing power auxiliary device and a stone pushing device, wherein the stone sawing device, the stone sawing drive device, the stone sawing power auxiliary device and the stone pushing device are arranged on the foundation, the stone sawing device comprises a sawing frame and a sawing blade, the sawing frame is a combination body, an open part is arranged in the middle of the sawing frame, the sawing blade is vertically arranged on the open part, the sawing frame, the stone sawing drive device and the stone sawing power auxiliary device are in drive connection, a vertical guide assembly is arranged between the sawingframe and the foundation and/or the stone sawing power auxiliary device and the foundation, the sawing frame slides on the foundation in a vertical up and down reciprocating guide manner through cooperation of the stone sawing drive device, the stone sawing power auxiliary device and the vertical guide assembly, and during vertical up and down reciprocating guide sliding, through the sawing blade,the stone sawing work is achieved; and/or the stone sawing power auxiliary device slides on the foundation in a vertical up and down reciprocating guide manner through cooperation of the stone sawingdrive device and the vertical guide assembly. Through improving of the structure, practicability is high.

The invention discloses an eye-protecting lamp applied to computers. The eye-protecting lamp comprises a suction disk, an S-shaped pipe, a lamp, a lamp cover, a photo-sensitive switch and a USB connector, wherein the dismountable suction disk is arranged at the bottom of the S-shaped pipe; the lamp is arranged at the top of the S-shaped pipe; the exterior of the lamp is sleeved by the lamp cover; a light filtering plate is arranged at the opening end of the lamp cover; the photo-sensitive switch is arranged at the lower part of the S-shaped pipe and is connected with the USB connector. The eye-protecting lamp applied to computers is capable of opening a light source in time, filtering the light source, retaining the wavelength comfortable for the eyes and protecting the glasses of people, has a good application prospect and is worthy of popularization.

The invention discloses a portable dovetail clamp assembling device which comprises a product positioning jig, a spring assembling structure and a PIN assembling structure corresponding to the productpositioning jig, and a clamping plate copying positioning structure, wherein the product positioning jig comprises a positioning table copying a handle; the spring assembling structure comprises a transverse push air cylinder and a positioning block; the positioning block is positioned at the end part of the transverse push air cylinder and is corresponding to a spring; the PIN assembling structure comprises a jacking air cylinder below the positioning table and a jacking block; the jacking block is arranged at the top of the jacking air cylinder and inserts a PIN into a PIN hole site in an elastic jacking manner; and the clamping plate copying positioning structure comprises a side pushing air cylinder, a fixed block at the end part of the side pushing air cylinder, and an adsorption device arranged in the fixed block and used for adsorbing a clamping plate. The portable dovetail clamp assembling device improves the product assembling efficiency.

The invention relates to the field of control tables, in particular to an aerial target display control table. The aerial target display control table comprises an airplane model, a worktable, a supporting frame, a vertical rod and a model base. The worktable of a hollow cuboid-shaped structure is welded to the upper surface wall of the supporting frame, and a model base is arranged on the upper surface wall of the worktable. A vertical rod is fixed above the model base, and the top of the vertical rod is connected with an airplane model. A base is installed on the upper surface wall of a bottom plate of the worktable through a bolt. The upper surface of the base is connected with an electromagnet and shaft frames through bolts. The shaft frames are located on one side of the electromagnet, and the number of the shaft frames is two. By means of the aerial target display control table, the airplane model can appear or be shielded in a timing manner, the worry that the time for support personnel to lift the airplane during training and the time for people to lift the airplane during the examination are not consistent, and the examination is not objective is avoided; and the control table effectively transforms the training manner of key and difficult point subjects of air defence force troops, the fighting capability is improved, and high military benefits are achieved.