34results about How to "Realize automatic control switching" patented technology

The invention discloses a solar type road traffic light device which comprises an upper machine body and a lower machine body. The upper machine body is composed of a lamp body assembly and an upper lifting part fixed to the bottom of the lamp body assembly, wherein a first cavity extending downwards is formed in the upper lifting part, a first sleeve extending downwards is arranged in the middle position of the top in the first cavity, and a first internal threaded cavity is formed in the first sleeve; the lower machine body is composed of a second sleeve which extends upwards and extends into the first cavity and a movable base arranged at the bottom of the second sleeve, wherein first slide grooves are symmetrically formed in the left side outer wall and the right side outer wall of the second sleeve, a second cavity which is in slide fit connection with the first sleeve is formed in the second sleeve, and guide slide blocks which extend into the first slide grooves and are in slide fit connection with the first slide grooves are symmetrically arranged at the bottoms of inner walls of two sides of the first cavity. The solar type road traffic light device disclosed by the invention has a simple structure and a qualified design, is convenient to operate, saves energy, achieves environmental friendliness, automatically controls lifting and stable supporting and is convenient to carry and transport.

The invention discloses a vehicle-mounted built-in TF map data updating circuit and method. The method comprises: receiving a navigation map data updating instruction triggered by a liquid crystal display screen, controlling the liquid crystal display screen to pop up a password input window to receive password input; determining whether password entry is correct, if the entered password is correct, a general I / O port of the CPU microprocessor is controlled to output a high level; the interiors of the first high-speed USB analog switch and the second high-speed USB analog switch are simultaneously switched to a USB data end to be communicated with a second multiplexing source input end; wherein the TF card interface circuit is directly switched to the USB interface to wait for being connected with a user terminal for map upgrading, and if the input password is wrong, the GPIO0 of the CPU microprocessor is kept in a low-level state, and the first high-speed USB analog switch and the second high-speed USB analog switch are kept in a default state. The method can be applied to equipment with a vehicle-mounted navigation display screen with a built-in TF map card, and has the advantages of low cost, convenience for updating vehicle-mounted navigation map data at any time and the like.

The invention discloses a solar traffic signal light device for roads, which comprises an upper body and a lower body. The upper body is composed of a lamp body assembly and an upper lifting part fixed at the bottom of the lamp body assembly. The upper lifting part is provided with a downwardly extending first A cavity, the middle position of the top in the first cavity is provided with a first sleeve extending downward, the first sleeve is provided with a first internal thread cavity, the lower body is extended upwards and inserted into the first cavity by the second The casing and the mobile base arranged at the bottom of the second casing, the outer walls of the left and right sides of the second casing are symmetrically provided with the first chute, and the second casing is provided with a second cavity for sliding fit connection with the first casing body, the bottom of the inner wall on both sides of the first cavity is symmetrically provided with guide sliders that extend into the first chute and are slidably connected; the invention has simple structure, qualified design, convenient operation, energy saving and environmental protection, and can automatically control lifting and stable support , easy to handle and transport.

The present invention discloses a device and a method for valence state conversion and measurement of gaseous mercury. The device comprises a dust-removal filter cartridge, a condensation chamber, anelectric control panel, a three-way valve, a plurality of peristaltic pumps and a plurality of solution storage bottles. The condensation chamber is provided with a first-stage absorption bottle, a second-stage absorption bottle, a third-stage absorption bottle and a fourth-stage absorption bottle; the dust-removal filter cartridge is connected with an intake pipe, and the top of the fourth-stageabsorption bottle is connected with an outtake pipe; the temperature in the condensation chamber is maintained at 2-6 DEG C by using an electronic condenser; and the three-way valve is arranged on theintake pipe to divide the intake air into two paths to be entered into different absorption bottles. According to the technical scheme of the present invention, the integrated treatment of dust removal, water removal and acid gas removal is performed on the to-be-measured gas, the oxidation state of mercury is converted into zero-valence mercury by using the redox method of chemical solution absorption, and the real-time detection of elemental mercury, oxidized mercury and gaseous total mercury can be realized by using the mercury on-line analyzer.

The invention discloses an intelligent lifting and lowering speed bump device based on a non-Newtonian fluid. Through a vehicle identification and speed measurement sensor, a lifting and lowering control processor, a transverse separation soft film, a non-Newtonian fluid, a wear-proof speed bump stripe soft film, a rigid road surface layer with holes, an air pump actuation system and the like, the'yes or no'' mode switching of the speed bump is realized through automatic control. Intelligent classified management is realized in a working road section, the 'yes' mode is started for vehicles which pass in a violation overspeed way, all reminding and speed limiting functions of a traditional speed bump are provided, and impact damage to and accident inducements for vehicles by speed bumps can be effectively reduced through liquid-solid two-phase transformation characteristics of 'being hard when meeting hard objects and being soft when meeting soft objects' of the non-Newtonian fluid; and for motor vehicles or non-motor vehicles which conform to a speed limiting requirement, a 'no' mode is started, a road environment as a flat ground is provided, and therefore, the problem, which isdenounced by people for a long time, that vehicles which obey the traffic rules are punished can be solved. The device is used for the technical field of intelligent traffic safety facilities.

The invention discloses a top cover mechanism and a container with the top cover mechanism. The top cover mechanism comprises a guide rail component and a power conveying device. A top cover plate isarranged on the guide rail component and moves on a guide rail. The power conveying device comprises a clamping plate detachably connected with the top cover plate. A support stop structure is arranged below the power conveying device and abuts against the lower surface of the clamping plate and prevents the clamping plate from drooping towards the lower position after the clamping plate is separated from the top cover plate. According to the top cover mechanism and the container, structure design is novel, operation is convenient, cost is low, automatic control switchover can be achieved, integral performance is more stable and reliable, and the top cover mechanism and the container are applicable to being used under various severe work conditions.

The invention discloses a cleaning and drying machine for medical apparatus and instruments. The cleaning and drying machine comprises a frame and a cleaning and drying device. A cavity is formed in the cleaning and drying device. First sliding grooves, baffles and second sliding grooves are symmetrically arranged on the left side and the right side of the cavity. A first sliding rod extending left and right is arranged above the cavity. The left extending tail and the right extending tail of the first sliding rod stretch into the first sliding grooves in the left side and the right side correspondingly and are connected with the first sliding grooves in a sliding fit manner. A second sliding rod extending left and right is arranged below the cavity. The left extending tail and the right extending tail of the second sliding rod stretch into the second sliding grooves in the left side and the right side correspondingly and are connected with the second sliding grooves in a sliding fit manner. Drying sleeves extending downwards and penetrating the bottom of the cleaning and drying device are arranged at the bottom of the second sliding rod. A flushing pipe extending up and down is connected in each drying sleeve in a sliding fit manner. The cleaning and drying machine is simple in structure, reasonable in design and convenient to operate, two modes of cleaning and drying can be automatically controlled and switched, the work efficiency is improved, and the manufacturing cost and maintenance cost are low.

The invention discloses an efficient sealing machine which comprises a support and a sealing device. The sealing device is internally provided with a containing cavity, a first sliding movement groove, a partition panel and a second sliding movement groove are correspondingly arranged on each of the left and right sides of the containing cavity from top to bottom, a first sliding movement rod arranged in a left-and-right stretching manner is arranged above the containing cavity, left and right extending tips of the first sliding movement rod extend to the interiors of the first sliding movement grooves on the left and right sides and are connected with the first sliding movement grooves in a sliding fit manner, a second sliding movement rod arranged in a left-and-right extending manner isarranged below the containing cavity, left and right extending tips of the second sliding movement rod extend into the second sliding movement grooves on the left and right sides and are connected with the second sliding movement grooves in a sliding fit manner, the bottoms of the second sliding movement rods are provided with first seals arranged in a downwards-extending manner and penetrating the bottom of the seal device, and a second seal arranged in an up-and-down extending manner is connected into each first seal in a sliding fit manner. The efficient sealing machine is simple in structure, reasonable in design, convenient to operate, capable of achieving automatic control over switching of the two kinds of seals, capable of improving the working efficiency, and low in manufacturingcost and maintaining cost.

The invention discloses a sanitary eight-valve beverage dispenser. The dispenser includes a dispenser body and a beverage discharging device; a mounting cavity is formed in the beverage discharging device, the left and right sides of the mounting cavity are correspondingly provided with a first sliding conveying groove, a clapboard and a second sliding conveying groove from top to bottom, a firstsliding conveying rod extending to the left and right sides is arranged above the mounting cavity, and the tail parts, extending to the left and right sides, of the first sliding conveying rod stretchinto the left and right sides of the first sliding conveying groove respectively and are cooperatively in sliding conveying connection with the left and right sides of the first sliding conveying groove; a second sliding conveying rod extending to the left and right sides is arranged below the mounting cavity, and the tail parts, extending to the left and right sides, of the second sliding conveying rod stretch into the left and right sides of the second sliding conveying groove respectively and are cooperatively in sliding conveying connection with the left and right sides of the second sliding conveying groove; four groups of outer beverage pipes extending downwards and penetrating through the bottom of the beverage discharging device are arranged on the bottom of the second sliding conveying rod, and each outer beverage pipe is internally and cooperatively in sliding conveying connection with an inner beverage pipe extending vertically. The beverage dispenser has the advantages ofbeing simple in structure, reasonable in design, convenient to operate, capable of achieving automatic control over switchable discharging of beverages through two groups of four valves and improvingthe work efficiency, and low in manufacturing cost and maintenance cost.

The invention discloses an eight-valve beverage machine, which includes a machine body and a beverage outlet device. The beverage outlet device is provided with a storage cavity inside, and the left and right sides of the storage cavity are respectively provided with a first sliding groove, a partition plate and a second sliding slot from top to bottom. Two sliding grooves, the first sliding rod extending left and right is arranged on the top of the placement cavity, the left and right extension tails of the first sliding rod respectively extend into the first sliding grooves on the left and right sides and are connected by sliding cooperation, and the bottom of the placement cavity There is a second sliding rod extending left and right, and the left and right extension tails of the second sliding rod respectively extend into the second sliding grooves on the left and right sides and are connected by sliding cooperation. The bottom of the second sliding rod is provided with four groups of The outer drinking pipes extending downwards and penetrating the bottom of the drinking device, each outer drinking pipe is slidingly connected with the inner drinking pipes extending up and down; the invention is simple in structure, reasonable in design, easy to operate, and can realize two sets of four valves The automatic control switches out the beverage, which improves the working efficiency, and the manufacturing cost and maintenance cost are low.

The invention discloses a wire support device for power. The wire support device comprises a wire support part and a fixed part, wherein the wire support part is combined by a boosting part and a head lamp arranged on the top end surface of the boosting part; billhook parts for supporting electric wires are symmetrically arranged at the left side and the right side of the upper end of the boosting part; a first hollow groove which extends downwards is arranged in the boosting part; a first pipe sleeve which extends downwards is arranged at the center of the top in the first hollow groove; a first inner screw cavity is arranged in the first pipe sleeve; the fixed part is combined by a second pipe sleeve and a fixed seat arranged at the bottom of the second pipe sleeve, wherein the second pipe sleeve extends upwards and extends into the first hollow groove; first sliding chutes are symmetrically arranged in outer walls at the left side and the right side of the second pipe sleeve; a second hollow groove for being in sliding fit connection with the first pipe sleeve is arranged in the second pipe sleeve; and sliding guide blocks which extend into the first sliding chutes and are in sliding fit connection are symmetrically arranged at the bottoms of inner walls at two sides of the first hollow groove. The wire support device is simple in structure, convenient to operate and convenient to carry and transport, and is capable of automatically controlling lifting and steadily supporting the electric wires, and the work efficiency is improved.

The invention relates to a passive unbalance treatment module structure comprising a mounting rack, a fuse switch, a vacuum contactor, a control panel, electric reactors, a capacitor and connecting terminals. The passive unbalance treatment module structure is characterized in that the mounting rack comprises a fixed steel tank and angle steel, wherein the fixed steel tank is arranged at the lower part and angle steel is arranged at the upper part. The capacitor and the electric reactors are installed on the fixed steel tank together. The fuse switch, the vacuum contactor and the control panel are installed on angle steel. The fuse switch, the vacuum contactor, the control panel, the electric reactors, the capacitor and the connecting terminals are connected in series. The passive unbalance treatment module structure has advantages of being more stable, small in size, simple in components and parts, wide in application range and convenient to maintain. Compared with conventional active and passive unbalance treatment module, the module is more reliable and more stable and has higher cost performance.

The invention discloses a medical device cleaning and drying integrated machine. The medical device cleaning and drying integrated machine comprises a frame and a cleaning and drying device; the cleaning and drying device is internally provided with a cavity, the left side and the right side of the cavity are symmetrically provided with first slide connection grooves, baffles and second slide connection grooves; a first slide connection rod stretching in the left-right direction is arranged on the upper portion of the cavity, and the left-right stretching tail ends of the first slide connection rod are inserted into the first slide connection grooves located in the left and right sides correspondingly and are in fit connection with the first slide connection grooves in a slide connection mode; a second slide connection rod stretching in the left-right direction is arranged on the lower portion of the cavity, the left-right stretching tail ends of the second slide connection rod are inserted into the second slide connection grooves located in the left and right sides correspondingly and are in fit connection with the second slide connection grooves in a slide connection mode, and the bottom of the second slide connection rod is provided with drying sleeves which extend downwards and penetrate through the bottom of the cleaning and drying device; and a flushing pipe stretching in the vertical direction is in fit connection with the interior of each drying sleeve in a slide connection mode. The medical device cleaning and drying integrated machine is simple in structure, reasonable in design and convenient to operate, the effect that the cleaning and drying modes are automatically controlled and switched can be achieved, the working efficiency is improved, and the manufacturing cost and maintenance cost are low.

The invention discloses an awning device with adjustable height. The awning device comprises an upper substrate, a lower substrate and an awning which is fixedly arranged at the top of the upper substrate, a sunshade curtain extending downwards winds around the periphery of the bottom end face of the awning, a first cavity extending downwards is formed in the upper substrate, the middle of the top of the interior of the first cavity is provided with a first sleeve extending downwards, a first inner spiral-pattern cavity is arranged in the first sleeve, the lower substrate is composed of a second sleeve which extends upwards and enters the first cavity and a base which is arranged at the bottom of the second sleeve, first sliding connection grooves are correspondingly formed in the outer walls of the left and right sides of the second sleeve, a second cavity for being in matched connection with the first sleeve in a sliding mode is formed in the second sleeve, and the bottoms of the inner walls of the two sides of the first inner cavity are correspondingly provided with position guiding blocks which enter the first sliding connection grooves and are in matched connection with the first sliding connection grooves in a sliding mode. The awning device with the adjustable height is simple in structure and convenient to operate and install, and lifting can be automatically controlled, supporting is firm, and the safety during usage is improved.

The invention discloses a novel awning device which comprises an upper substrate, a lower substrate and an awning fixedly arranged at the top of the upper substrate, wherein a downward extending sunshade curtain is arranged around the outer periphery of the bottom end face of the awning; a downward extending first chamber is arranged in the upper substrate; a downward extending first sleeve is arranged on a middle part at the top in the first chamber; a first internal threaded chamber is arranged in the first sleeve; the lower substrate is composed of a second sleeve which upward extends and enters into the first chamber and a base which is arranged at the bottom of the second sleeve; first sliding slots are correspondingly formed in the outer walls on the left and right sides of the second sleeve; a second chamber which is in sliding fit connection with the first sleeve is arranged in the second sleeve; guiding blocks which enter into the first sliding slots and are in sliding fit connection with the first sliding slots are correspondingly arranged at the bottom of the inner walls on the two sides of the first chamber. The novel awning device has a simple structure, is convenient in operation, is capable of automatically controlling lifting and firmly supporting, is conveniently mounted and is capable of promoting the safety in use.

The invention discloses a rapid cleaning and drying integrated machine for medical apparatus and instruments. The rapid cleaning and drying integrated machine comprises a frame and a cleaning and drying device. A cavity is formed in the cleaning and drying device. First sliding grooves, baffles and second sliding grooves are symmetrically arranged on the left side and the right side of the cavity.A first sliding rod extending left and right is arranged above the cavity. The left extending tail and the right extending tail of the first sliding rod stretch into the first sliding grooves in theleft side and the right side correspondingly and are connected with the first sliding grooves in a sliding fit manner. A second sliding rod extending left and right is arranged below the cavity. The left extending tail and the right extending tail of the second sliding rod stretch into the second sliding grooves in the left side and the right side correspondingly and are connected with the secondsliding grooves in a sliding fit manner. Drying sleeves extending downwards and penetrating the bottom of the cleaning and drying device are arranged at the bottom of the second sliding rod. A flushing pipe extending up and down is connected in each drying sleeve in a sliding fit manner. The rapid cleaning and drying integrated machine is simple in structure, reasonable in design and convenient tooperate, two modes of cleaning and drying can be automatically controlled and switched, the work efficiency is improved, and the manufacturing cost and maintenance cost are low.

The invention discloses a multi-functional painting equipment, which includes a frame and a painting device. The painting device is provided with a chamber inside, and the left and right sides of the chamber are symmetrically provided with a first sliding groove, a separation plate and a second sliding groove from top to bottom. There is a first sliding rod extending left and right above the cavity, and the left and right extending tails of the first sliding rod respectively extend into the first sliding grooves on the left and right sides and are slid and connected. The sliding rod, the left and right extension tails of the second sliding rod respectively extend into the second sliding grooves on the left and right sides and slide to cooperate with each other. An air-drying pipeline is slid and connected with paint spraying pipes extending up and down; the invention has simple structure, reasonable design, convenient operation, can realize automatic control switching between painting and air-drying, improves work efficiency, and has low manufacturing and maintenance costs.

The invention discloses a convenient-to-use eight-valve beverage machine. The machine comprises a machine body and a beverage discharge device, and the beverage discharge device is internally providedwith a placement cavity; the left and right sides of the placement cavity are correspondingly provided with first sliding conveying grooves, partition plates and second sliding conveying grooves fromtop to bottom, a first sliding conveying rod extending left and right is arranged at the upper portion of the placement cavity, the left and right extending tails of the first sliding conveying rod extend into the first sliding conveying grooves in the left and right sides and are in sliding-conveying and matched connection with the first sliding conveying grooves respectively, the lower portionof the placement cavity is provided with a second sliding conveying rod extending left and right, the left and right extending tails of the second sliding conveying rod extend into the second slidingconveying grooves in the left and right sides and are in sliding-conveying and matched connection with the second sliding conveying grooves respectively, the bottom of the second sliding conveying rodis provided with four outer beverage pipes which extend downwards and penetrate through the bottom of the beverage discharge device, and each outer beverage pipe is internally in sliding-conveying and matched connection with an inner beverage pipe extending up and down. The convenient-to-use eight-valve beverage machine is simple in structure, reasonable in design and convenient to operate, the two sets of four valves can automatically control beverage discharge switching, the working efficiency is improved, and the manufacturing cost and maintenance cost are low.

The invention discloses a practical iron plate cutting device for constructional engineering. The practical iron plate cutting device comprises a base frame and a cutting device. A cavity is formed inthe cutting device. First sliding grooves, railing plates and second sliding grooves are oppositely arranged on the left side and the right side of the cavity. A first sliding rod extending left andright is arranged above the cavity. The left extending tail end and the right extending tail end of the first sliding rod stretch into the first sliding grooves in the left side and the right side correspondingly and are connected with the first sliding grooves in a sliding fit manner. A second sliding rod extending left and right is arranged below the cavity. The left extending tail end and the right extending tail end of the second sliding rod stretch into the second sliding grooves in the left side and the right side correspondingly and are connected with the second sliding grooves in a sliding fit manner. Circular ring punching rods extending downwards and penetrating the bottom of the cutting device are arranged at the bottom of the second sliding rod. A circular piece punching rod extending up and down is connected in each circular ring punching rod in a sliding fit manner. The practical iron plate cutting device is simple in structure, reasonable in design and convenient to operate, cutting of circular pieces and circular rings can be automatically controlled and switched, the work efficiency is improved, and the manufacturing cost and maintenance cost are low.

The invention discloses a novel awning device which comprises an upper substrate, a lower substrate and an awning fixedly arranged at the top of the upper substrate, wherein a downward extending sunshade curtain is arranged around the outer periphery of the bottom end face of the awning; a downward extending first chamber is arranged in the upper substrate; a downward extending first sleeve is arranged on a middle part at the top in the first chamber; a first internal threaded chamber is arranged in the first sleeve; the lower substrate is composed of a second sleeve which upward extends and enters into the first chamber and a base which is arranged at the bottom of the second sleeve; first sliding slots are correspondingly formed in the outer walls on the left and right sides of the second sleeve; a second chamber which is in sliding fit connection with the first sleeve is arranged in the second sleeve; guiding blocks which enter into the first sliding slots and are in sliding fit connection with the first sliding slots are correspondingly arranged at the bottom of the inner walls on the two sides of the first chamber. The novel awning device has a simple structure, is convenient in operation, is capable of automatically controlling lifting and firmly supporting, is conveniently mounted and is capable of promoting the safety in use.

The invention discloses a hanger rod device for airing. The device comprises a hanger rod, a supporting part and an airing frame which is firmly disposed on the top of the hanger rod, wherein a first storage chamber extending downwards is disposed in the hanger rod; a first sleeving pipe extending downwards is disposed on the middle end of the top inside the first storage chamber; a first inner spiral thread chamber is disposed in the first sleeving pipe; the supporting part is composed of a second sleeving pipe which extends upwards and penetrates into the first storage chamber as well as a frame base disposed on the bottom of the second sleeving pipe; first slide grooves are formed correspondingly in left and right outer walls of the second sleeving pipe; a second storage chamber which is used for slid and fitted connection with the first casing is disposed in the second sleeving pipe; and guide moving blocks which penetrate into the first slide grooves and form slid and fitted connection are disposed correspondingly on bottoms of inner walls on two sides of the first storage chamber. According to the invention, the structure is simple; operations are convenient; ascending and descending can be controlled automatically; supporting is stable; use cost is low; and the device is suitable for promotion and use.

The invention relates to the technical field of traffic equipment, and discloses a non-Newtonian fluid based intelligent speed reducer which comprises a pavement layer, a trigger rod is slidably mounted in the pavement layer, a metal block group is arranged at the joint of the pavement layer and the trigger rod, and a closed box is arranged on the right side of the trigger rod and in the pavement layer. And a wear-resistant soft bag body is fixedly mounted at the top of the closed box body. An inflator is continuously extruded through a toothed plate frame, the inflator continuously inflates a telescopic bag body and then expands, when the telescopic bag body expands to a half degree, an attaching rod at the top is driven to make upward contact with a right valve, when the right valve moves inwards, a left valve is driven to be closed together based on adsorption of a magnetic block, and a wear-resisting soft bag body is sealed; the non-Newtonian fluid is filled with the wear-resistant soft bag body through the pole-climbing effect of the non-Newtonian fluid, the wear-resistant soft bag body is raised to form a normal deceleration strip shape, and therefore deceleration of the whole non-Newtonian fluid is completed, bumping generated when vehicles pass through is reduced through the characteristics of the non-Newtonian fluid, and damage to the vehicles is reduced.

The invention discloses an awning device with adjustable height. The awning device comprises an upper substrate, a lower substrate and an awning which is fixedly arranged at the top of the upper substrate, a sunshade curtain extending downwards winds around the periphery of the bottom end face of the awning, a first cavity extending downwards is formed in the upper substrate, the middle of the top of the interior of the first cavity is provided with a first sleeve extending downwards, a first inner spiral-pattern cavity is arranged in the first sleeve, the lower substrate is composed of a second sleeve which extends upwards and enters the first cavity and a base which is arranged at the bottom of the second sleeve, first sliding connection grooves are correspondingly formed in the outer walls of the left and right sides of the second sleeve, a second cavity for being in matched connection with the first sleeve in a sliding mode is formed in the second sleeve, and the bottoms of the inner walls of the two sides of the first inner cavity are correspondingly provided with position guiding blocks which enter the first sliding connection grooves and are in matched connection with the first sliding connection grooves in a sliding mode. The awning device with the adjustable height is simple in structure and convenient to operate and install, and lifting can be automatically controlled, supporting is firm, and the safety during usage is improved.

The invention discloses a solar traffic signal light device, which comprises an upper body and a lower body. The upper body is composed of a lamp body assembly and an upper lifting part fixed at the bottom of the lamp body assembly. The upper lifting part is provided with a first cavity extending downward body, the middle position of the top inside the first cavity is provided with a first casing extending downward, the first casing is provided with a first internal thread cavity, and the lower body is extended upwards and inserted into the first cavity by the second casing and a mobile base arranged at the bottom of the second casing, the outer walls of the left and right sides of the second casing are symmetrically provided with first slide grooves, and the second casing is provided with a second cavity for sliding and fitting connection with the first casing, The bottom of the inner wall on both sides of the first cavity is symmetrically provided with guide sliders that extend into the first chute and are slidably connected; the invention has simple structure, qualified design, convenient operation, energy saving and environmental protection, can automatically control the lifting and stable support, and is convenient Handling and transportation.

The invention discloses a safe hydraulic control double-mode perforating machine. The safe hydraulic control double-mode perforating machine comprises a frame and a perforating device; the perforatingdevice is internally provided with a placing chamber; the inner walls of the left and right sides of the placing chamber are each sequentially symmetrically provided with a first sliding chute, a partition plate and a second sliding chute from top to bottom; a first sliding rod is arranged above the placing chamber in a manner of extending towards the left and right sides; the extending tail endsof the left and right sides of the first sliding rod correspondingly extend into the first sliding chutes positioned at the left and right sides and are connected with the first sliding chutes in a sliding fit manner; a second sliding rod is arranged below the placing chamber in a manner of extending towards the left and right sides; the extending tail ends of the left and right sides of the second sliding rod correspondingly extend into the second sliding chutes positioned at the left and right sides and are connected with the second sliding chutes in a sliding fit manner; the bottom of thesecond sliding rod is provided with a plurality of groups of punching sleeves which are arranged in a manner of extending downwards and penetrating through the end face of the bottom of the perforating device; and each punching sleeve is internally connected with a punching rod extending up and down in a sliding fit manner. The safe hydraulic control double-mode perforating machine disclosed by the invention is simple in structure, reasonable in design and convenient to operate, can realize automatic control on double-mode switching and perforation control, improves the work efficiency and islow in manufacturing cost and maintenance cost.