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44results about How to "Easy to pry" patented technology

Mine drill stem capable of being rapidly dismounted and connected

A mine drill stem capable of being rapidly dismounted and connected comprises a drill tail and a drill library, wherein an inner cavity of the drill library and the drill tail are both of a square or hexagonal structure; an inverted-U-type clamping cap is fixedly arranged on the side wall of the drill library so as to form a cavity between the clamping cap and the side wall of the drill library; an insertion block is arranged inside the cavity in a vertical sliding mode and composed of a square limiting block and a pin rod; the square limiting block at the bottom of the insertion block penetrates through the side wall of the drill library and then extends into the inner cavity of the drill library; a clamping block is arranged on the side wall of the top of the square limiting block; the pin rod on the top of the insertion block is perpendicularly arranged in a through hole in the top wall of the clamping cap in a penetrating mode; a compression spring is arranged between the top wall of the clamping cap and the square limiting block and located inside the cavity; a hemisphere used for jacking up the square limiting block is arranged at the end of the drill tail; and under the state that the drill tail is completely inserted into the inner cavity of the drill library, a clamping groove matched with the square limiting block is formed in a rod body of the drill tail in the circumferential direction. According to the mine drill stem capable of being rapidly dismounted and connected, the elastic insertion block is arranged between the drill tail and the drill library to conduct limiting, and rapid dismounting and connection of the drill stem are realized.
Owner:HENAN TIEFULAI EQUIP MFG CO LTD +1

Heat-dissipation optimization type photovoltaic terminal box

The invention discloses a heat-dissipation optimization type photovoltaic terminal box which comprises a mounting plate fixed in a box body, wherein a plurality of current guide strips are fixed on the mounting plate; a strap clamp triangular spring, a cable clamp triangular spring and a pipe clamp triangular clamp are mounted on each current guide strip; and a diode is mounted between every two pipe clamp triangular clamps of adjacent current guide strips. According to the heat-dissipation optimization type photovoltaic terminal box, the diodes on the mounting plate are distributed in a staggered manner and located on different straight lines, so that heat is relatively dispersive; a heat distance of pins of the diodes of the same current guide strip is far, so that the heat conduction and dissipation space is enlarged; and the pins of the middle diodes are clamped and connected through the pipe clamp triangular springs and further sufficiently contacted with the current guide strips so as to form second connecting points. The invention further designs a buckled position fixing structure of the current guide strips and the mounting plate, bosses are arranged on the mounting plate, and the strap clamp triangular springs and the pipe clamp triangular springs can be conveniently levered with the bosses serving as pivots, so that the terminal box is convenient to mount and dismount.
Owner:浙江正泰鑫辉光伏有限公司

Guide pillar type anti-collision beehive

The invention discloses a guide pillar type anti-collision beehive which is characterized by comprising a pedestal, a box body peripheral frame, an upper cover and frames, wherein the box body peripheral frame is formed by surrounding of a front box plate, a rear box plate, a left box plate and a right box plate; an inlet is formed in the lower part of the box body peripheral frame; a mesh bracket is arranged at the upper part of the box body peripheral frame; vent holes are formed in the side wall of the upper cover; the frames are rectangular frames formed by surrounding of upper beams, lower beams, left side pillars and right side pillars; the upper beams are longer than the lower beams, and two ends of each upper beam respectively extend out of each left side pillar and each right side pillar to form hanging lugs; downward steps are arranged at the inner edges of the left and right box plates of the box body peripheral frame; the hanging lugs on two sides of the frame are laid on the steps of the left and right box plates; the frames are arrayed in the box body peripheral frame from front to back in an equal spacing manner; downwards extending vertical holes are formed in the steps at the lower parts of the hanging lugs; a metal hoop with a rectangular section is hooped on each hanging lug in a sleeving manner; the lower parts of the metal hoops are connected with guide pillars plugged into the vertical holes; and pry rings are arranged at the edges, close to the inner sides, of the upper parts of the metal hoops. When the guide pillar type anti-collision beehive is extracted, stored and transported, mutual collision can be relieved by perpendicular motion, and the service life of each frame is prolonged.
Owner:重庆市美味农业科技发展有限责任公司

Minitype skid-mounted single-level mixed refrigerant natural gas liquefaction system and method thereof

The invention discloses a minitype skid-mounted single-level mixed refrigerant natural gas liquefaction system and a method thereof. The method comprises the steps that natural gas is compressed and cooled by a natural gas supercharge skid; impurities are removed from the natural gas by a deacidification and dehydration skid; the natural gas is cooled by a first stage heat exchanger, then enters a heavy hydrocarbon separator, is cooled and liquefied by a second stage heat exchanger after heavy hydrocarbon is removed, and enters a liquefied natural gas separator after depressurized to liquefied natural gas storage pressure by a throttling valve, so as to form liquefied natural gas; flash steam returns to the heat exchangers to provide cooling capacity; a mixed refrigerant enters a second stage gas-liquid separator after supercharged and cooled by a mixed refrigerant compression skid; the gas phase refrigerant is throttled and cooled after cooled by the two heat exchangers, and provides the cooling capacity for the second stage heat exchanger; and the liquid phase refrigerant is throttled and cooled by the throttling valve after cooled by the first stage heat exchanger, and mixed with the refrigerant from the second stage heat exchanger to provide the cooling capacity for the first stage heat exchanger. The system and the method are simple in a liquefaction process flow and low in energy consumption, facilitate the equipment skidding, and have better adaptability to different gas sources simultaneously.
Owner:合肥万豪能源设备有限责任公司

Intelligent vertical-compressing brick tea making machine

The invention relates to an intelligent vertical-compressing brick tea making machine. The intelligent vertical-compressing brick tea making machine comprises a frame body, a tea leaf steaming mechanism, a tea leaf conveying mechanism and a brick tea compressing mechanism, wherein the tea leaf steaming mechanism, the tea leaf conveying mechanism and the brick tea compressing mechanism are arrangedon the frame body; a loose tea inlet and a brick tea outlet are arranged on the frame body; the loose tea inlet is in run-through with the tea leaf steaming mechanism, and the tea leaf conveying mechanism communicates with the brick tea compressing mechanism; the brick tea outlet is in run-through with the brick tea compressing mechanism; a steam generating mechanism is further arranged on the frame body; and the steam generating mechanism is connected with the tea leaf steaming mechanism and the tea leaf conveying mechanism separately. The intelligent vertical-compressing brick tea making machine is intelligent, efficient and safe and is high in degree of automation, good in tea leaf quality and more convenient in cleaning; blanking is accurate, tea leaf accumulation does not occur, heatcompensation is present, and heat loss is low; and cartons are free of shrinking, demolding is easy, brick tea is not damaged, and the brick tea is regular and molded after demolded expansion.
Owner:陕西止茶智能装备有限公司 +1

Small-scale demolition crowbar for industrial building engineering construction

The invention provides a small-scale demolition crowbar for industrial building engineering construction. The small-scale demolition crowbar comprises a crowbar main body, fixing sleeve rings, a fixing pickaxe hammer, a nail nipping head and a lengthened bar body, wherein the three fixing sleeve rings are arranged on the bar body of the crowbar main body at equal distance; the fixing sleeve ringsand the crowbar main body are integrally cast; the crowbar main body consists of a crowbar flat head, a crowbar conical head and reinforcing anti-slip edges; in addition, the crowbar flat head and thecrowbar conical head are respectively arranged at the two ends of the crowbar main body; the fixing pickaxe hammer is inserted and arranged in the fixing sleeve rings; the nail nipping head is fixedon the end part of one end of the crowbar main body through the ring sleeve. The small-scale demolition crowbar for industrial building engineering construction provided by the invention has the advantages that the six reinforcing anti-slip edges are arranged on the outer wall of the lengthened bar body and the crowbar main body in a surrounding array way; in addition, the reinforcing anti-slip edges penetrate through the crowbar main body and the whole bar body structure of the lengthened bar body; the use intensity of the crowbar main body and the lengthened bar body is favorably enhanced; the fracture phenomenon in the prizing process can be prevented.
Owner:安徽明鼎建筑有限公司

Quickly detachable and connected drill pipe for coal mine

A mine drill stem capable of being rapidly dismounted and connected comprises a drill tail and a drill library, wherein an inner cavity of the drill library and the drill tail are both of a square or hexagonal structure; an inverted-U-type clamping cap is fixedly arranged on the side wall of the drill library so as to form a cavity between the clamping cap and the side wall of the drill library; an insertion block is arranged inside the cavity in a vertical sliding mode and composed of a square limiting block and a pin rod; the square limiting block at the bottom of the insertion block penetrates through the side wall of the drill library and then extends into the inner cavity of the drill library; a clamping block is arranged on the side wall of the top of the square limiting block; the pin rod on the top of the insertion block is perpendicularly arranged in a through hole in the top wall of the clamping cap in a penetrating mode; a compression spring is arranged between the top wall of the clamping cap and the square limiting block and located inside the cavity; a hemisphere used for jacking up the square limiting block is arranged at the end of the drill tail; and under the state that the drill tail is completely inserted into the inner cavity of the drill library, a clamping groove matched with the square limiting block is formed in a rod body of the drill tail in the circumferential direction. According to the mine drill stem capable of being rapidly dismounted and connected, the elastic insertion block is arranged between the drill tail and the drill library to conduct limiting, and rapid dismounting and connection of the drill stem are realized.
Owner:HENAN TIEFULAI EQUIP MFG CO LTD +1

Six-degree-of-freedom motion platform system based on reverse gravity balance

The invention discloses a reverse gravitational equilibrium-based six-degree-of-freedom motion platform system, which comprises a control cabinet and a motion execution mechanism, and is characterized in that the control cabinet controls the motion execution mechanism to act to realize the motion of a reverse gravitational equilibrium six-degree-of-freedom platform; the motion executing mechanism comprises an upper platform plate, a lower platform bottom plate, an electric cylinder mechanism, a hydraulic supporting rod mechanism, an energy accumulator and a hydraulic filling device, and the upper platform plate and the lower platform bottom plate are arranged at the two ends of the electric cylinder mechanism and the two ends of the hydraulic supporting rod mechanism respectively and connected with the electric cylinder mechanism and the hydraulic supporting rod mechanism through hinges; when the reverse gravity balance six-degree-of-freedom motion platform system is used, the hydraulic supporting rods are connected in parallel in the middle of the electric cylinders and move along with the six sets of electric cylinders, reverse gravity balance supporting is formed, the effect of balancing part of gravity is achieved, and the reverse gravity balance six-degree-of-freedom motion platform system can achieve better motion characteristics under the condition that the motor power is the same. The safety of the six-degree-of-freedom motion platform is greatly improved, and the six-degree-of-freedom motion platform has the characteristics of novel structure, good safety and convenience in use.
Owner:中国人民解放军火箭军工程大学

A dual-purpose fitness equipment for space walk and waist twist

The invention is applicable to technical field of fitness equipment and provides fitness equipment with dual functions of spacewalk and waist twisting. The fitness equipment comprises two support parts and is characterized in that each support part comprises a base and a semi-arc-shaped plate located above the base, one edge of the base is inwardly provided with a sunk semicircular groove, one side, facing the semicircular groove, of the semi-arc-shaped plate is inwardly provided with a T-shaped slide groove, an arc-shaped slide plate corresponding to the T-shaped slide groove is further mounted in the T-shaped slide groove, one end of the arc-shaped slide plate is provided with a plurality of balls, a support plate is upwardly arranged at the other end of the arc-shaped slide plate, a footboard is vertically arranged at the top of the support plate, a baffle is upwardly arranged at one end of the footboard, and the other end of the footboard is provided with a support wheel. The fitness equipment has the advantages that the functions of spacewalk and waist twisting are achieved by the two working states of the fitness equipment, and the fitness equipment is diversified in exercising manner, low in space occupation, capable of being moved at will, capable of being used indoors or outdoors, flexible to use and convenient to maintain.
Owner:董琨炜

Portable floor tile pinch bar device

ActiveCN107975247APry bar effortThe pry bar device saves effort when pryingBuilding repairsBrickEngineering
The invention discloses a portable floor tile pinch bar device comprising a pinch bar, a pressing brick plate, a prying disc and a base plate; the outer side of the pinch bar is provided with a connecting sleeve in a sleeving mode, and a fixed sleeve is arranged below the connecting sleeve; the outer side of the fixed sleeve is provided with a supporting plate, and the left side and the right sideof the supporting plate are both provided with spindles; the interior of the pressing brick plate is provided with a pressing brick roller, and the pressing brick plate is arranged below the spindles; the outer surface of the pressing brick plate is provided with a sliding groove; the middle portion of the pressing brick plate is provided with a extending pressing plate, and a pressing block is welded below the extending pressing plate; the left side and the right side of the prying disc are both provided with praying plates, and the outer surfaces of the prying plates are provided with cutting grooves; and idler wheels are arranged below the base plate, and the base plate is located below a rotating stick. The portable floor tile pinch bar device is more labor-saving when prying the floor tile, and can retain the integrity of the floor tile to the maximum limit, so that the floor tile can be used twice and can be moved flexibly during using.
Owner:朱育盼

A brush structure for easy replacement of brush heads

The invention relates to an easily replaceable head brush structure comprising a head, a handle and a button. The button comprises a push portion, a connection portion and an elastic portion; one end of the elastic portion is integrally connected with the connection portion; the other end of the elastic portion is provided with an upper spring plate and a lower spring plate in a V-shaped distribution form; a joint of the push portion and the connection portion is provided with an arc bend; the upper surface of the head and the inner surface of the handle are provided with grooves respectively; the bottom of the connection portion of the button is fitted to the groove arranged in the upper surface of the head; the upper spring plate of the button is fitted to the groove arranged in the inner surface of the handle; the lower spring plate is abutted to the tail end of the groove arranged in the upper surface of the head; a fixing device is arranged inside the handle; one end of the fixing device is connected to the handle; a spring is fixed to the other end of the fixing device; the other end of the spring is abutted to the tail end of the head. The easily replaceable head brush structure is simple in structure, the button can be manufactured at very low cost, the head is convenient to replace, and combination methods are diversified.
Owner:DONG GUAN LONG XIANG BRUSHES

Wiring module

The invention provides a wiring module. A bus clamp is provided with a bolt pressing plate assembly arranged at the upper part of the contact piece, and a clamping piece which is arranged at the lowerpart of the contact piece and is suitable for clamping an incoming line busbar; and a bolt pressing plate assembly and a contact piece are opposite to form a wire clamping cavity suitable for clamping an outgoing cable. The bus clamp is connected with the base through a guide structure; the bus clamp can be in sliding connection with the incoming line busbar through a combination structure; and the bus clamp is provided with a first position where the bolt pressing plate assembly abuts against the contact piece, and a second position which can move upwards relative to the contact piece underthe action of the incoming line busbar and the base; during assembly, the incoming line busbar is firstly inserted into the slot on the base; in the insertion process, the bus clamp can move upwards relative to the contact piece under the action of the incoming line busbar and the base guide structure, and then the bolt pressing plate assembly is driven to move upwards relative to the contact piece, so that the space of the wire clamping cavity is enlarged, an outgoing cable can be inserted conveniently, the assembly process is simpler, time and labor are saved, and the labor cost is reduced.
Owner:浙江金莱勒电气有限公司

Miniature skid type nitrogen expansion natural gas liquefaction system and method thereof

ActiveCN103215093BReduce liquefaction energy consumptionSimple processSolidificationLiquefactionNatural-gas condensateNitrogen
The invention discloses a miniature skid type nitrogen expansion natural gas liquefaction system and method thereof. Natural gas is supercharged by a natural gas supercharging prying block and cooled, and enters into a natural gas depickling and dehydrating prying block for removing impurity, and is cooled by a first stage heat exchanger and then enters into a heavy hydrocarbon separator, thereby obtaining a heavy hydrocarbon from the bottom; after the heavy hydrocarbon is removed, the natural gas is cooled by a second stage heat exchanger for liquefaction; after pressure of a throttle valve is reduced to the storage pressure of the liquefied natural gas, the natural gas enters into a natural gas liquefaction separator for obtaining a liquefied natural gas, and a flash evaporation gas returns to the heat exchanger for providing cooling capacity. A nitrogen is supercharged and cooled by a nitrogen compression prying block, and is supercharged and cooled by a two-stage supercharger, and then enters into the first stage heat exchanger for precooling; after precooling, the nitrogen is expanded and refrigerated by the two-grade expander and providing a cooling capacity for liquefaction of natural gas. The miniature skid-mounted type nitrogen expansion natural gas liquefaction has the advantages of simple flow, fast starting and convenient maintenance, and is convenient for prying equipment with low energy consumption, and simultaneously has better adaptability for different gas sources.
Owner:合肥万豪能源设备有限责任公司
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