35results about How to "Solve easy sliding" patented technology

The invention relates to a hanging type tensioning book end, which comprises a track, wherein supports are arranged on two inner sides of the track; a rubber gasket is arranged on the surface, which is opposite to the track, of each support, and the other surface of each support is connected with an inner 'U'-shaped bow, an outer 'U'-shaped bow and a connecting plate; the connecting plate is connected with support rods end to end; and a handle is arranged on one support rod. The hanging type tensioning book end has the advantages of simple structure, high stability and long service life, is easy to manufacture and convenient to operate, and is suitable for placing books and fixing various data in libraries, reading rooms, data rooms, study rooms, offices and family studies.

The invention belongs to the field of cold working of optical elements, and discloses a numerical controlmolding clamp and a molding method for a medium / small caliber planar optical component. The numerical controlmolding clamp comprises a protecting pad layer (1) and a clamp base (2), wherein the clamp base (2) comprises a connecting head of which the lower end is connected with a machine tool main shaft, and a clamping head of which the upper end is used for effectively clamping the optical component; the protecting pad layer (1) is adhered to the upper end surface of the connecting head of the clamp base (2) by using an adhesive. The numerical controlmolding clamp is simple and reasonable in structure and convenient to operate, and is applicable to numerical controlmolding of planar optical components, and particularly applicable to precise numericalcontrol molding of medium / small caliber planar optical components on a numerical control centering edging machine; due to adoption of the protecting pad layer, the friction coefficient between clamps and an optical surface is increased, the friction is increased under the condition of equal clamping force, the problem that the optical component is easy to slide and drop off in numerical control molding is effectively solved, and the molding precision of the medium / small caliber planar optical component is improved.

The invention relates to the technical field of chemical fiber equipment, in particular to online chain plate conveying equipment. Compared with the prior art, the online chain plate conveying equipment adopts a metric system pitch roller chain to cooperate with a driven gear and a driving gear for driving, the driven gear is arranged on a tensioning support to perform tightness adjustment on themetric system pitch roller chain, and at the same time, a chain plate with an opening port in an inverted 8-groove-shaped is arranged outside the metric system roller chain in a fitted mode; a productcan be placed and transported through the special-shaped chain plate, so that the problems that the chemical fiber product is easy to slide and easy to roll are solved, good friction force and bite force are applied on the product, the transportation of the chemical fiber product is guaranteed orderly, rolling does not occur, extrusion cannot occur as well, the structure is simple, the volume issmall, the occupied space is small, manufacturing and using cost are low, and the equipment is very suitable for small-batch production and trial-production.

The invention discloses a bed mattress for turning over, comprising a mattress body for turning over, wherein the upper surface of the mattress body for turning over is formed with a groove, the bottom of the groove is provided with a Velcro hair surface, the Velcro hair surface is connected with the groove through stitching with a line, the inside of the groove is provided with a summer sleepingmat, the lower surface of the summer sleeping mat is provided with a Velcro gill surface, the Velcro gill surface is connected with the summer sleeping mat through stitching with a line, and the edgeof the lower surface of the mattress body for turning over is connected with a button groove through stitching with a line. A connecting plate designed on the lower surface of mattress body for turning over and an anti-slip strip designed on the connecting plate avoid sliding tendency of the mattress for turning over placed on a bed for use in case of contact with a human body, and the sliding tendency makes stable placement impossible. A button hump and the button groove may be engaged to fix the connecting plate on the lower surface of the mattress body for turning over, and the anti-slip strip is in contact with the bed for sliding resistance when the mattress body for turning over is placed on the bed, solving the problem of sliding tendency of the mattress for turning over used on thebed.

The invention discloses a rapid producing method for a perineal pattern of the root-knot nematode. The method comprises the following steps: step one, selecting and transferring a female nematode; step two, cutting down the one-fifth to half of the nematode body with the complete perineal pattern of the tail of the female nematode obliquely by using a No.11 scalper and then transferring the partial nematode body with the perineal pattern to a lactic acid solution with the mass grade of 60%; step three, carrying out cleaning; to be specific, enabling the incision to be placed downwardly or facethe side, pressing the cuticular layer of the nematode body for once to five times by using an insect needle, releasing contents in the nematode body quickly, and cleaning the contents quickly for 10to 60 seconds; step four, carrying out cutting along the edge of the pattern by using the No.11 scalper to obtain a small cuticular layer containing the complete perineal pattern; and step five, making a permanent slide of the perineal pattern of the root-knot nematode. According to the invention, with the optimized cutting mode, the perineal pattern part is cut down once and the profile area islarge by oblique cutting; content cleaning is carried out directly on the large cuticular layer; and thus the operation becomes convenient. The time for implementing the method is shortened; the success rate is high; and the cuticular layer is protected from being damaged in cleaning.

The invention discloses an oral cavity cleaning device for clinical detection, which comprises a supporting table and a cleaning structure, the cleaning structure comprises a first supporting column, a fixing plate, an electric push rod, a mounting plate, a cleaning basin, a second supporting column and an oral cavity cleaning pipe, the first supporting column is fixedly connected to the top of the supporting table, the top end of the first supporting column is fixedly connected with the fixing plate, the electric push rod is fixedly connected to the top of the fixing plate, the mounting plate is fixedly connected to the top of the electric push rod, the cleaning basin is arranged above the mounting plate, two symmetrically-distributed second supporting columns are fixedly connected to the bottom of the cleaning basin, the two second supporting columns are fixedly connected to the top of the mounting plate, the oral cavity cleaning pipe is fixedly connected to the inner wall of the cleaning basin, a collecting assembly is arranged at the bottom of the cleaning basin, and a forehead supporting assembly is arranged on one side of the cleaning basin. The oral cavity cleaning device has the beneficial effects that the oral cavity cleaning device for clinical oral cavity detection, which is convenient to adjust in height and stable to place, is provided.

The invention provides an anti-slip cutting board. According to the cutting board, suckers are installed on the four corners of the back surface of a board body. By means of the suckers, the cutting board can be stably positioned to prevent slide when the cutting board is used.

The invention belongs to the field of packaging, and particularly relates to a self-shrinking chemical reagent barrel. The chemical reagent barrel comprises a barrel body and a barrel cover arranged on the upper portion of the barrel body; the barrel body is a double-layer barrel body, the bottom surface of an outer barrel main body is a plane, the inner wall at the bottom of an inner barrel main body is in an arc surface shape, and the outer wall of the inner barrel main body is in a planar shape; springs are arranged between the inner barrel main body and the bottom surface of the outer barrel main body; meanwhile, and part of the barrel wall in the inner barrel main body is in a telescopic corrugated pipe shape. Due to cooperation of the springs and the telescopic-corrugated-pipe-shaped barrel wall part of the inner barrel main body, the reagent taking position is basically fixed in a certain barrel body depth, and the safety and convenience of reagent taking are greatly improved.

The invention discloses a guitar tuning peg with a brush, which comprises a guitar tuning peg and a brush, wherein the guitar tuning peg comprises a sleeve, a connection part and a bayonet part; the upper end of the connection part is provided with a large cylinder; the right end of the large cylinder is provided with a small cylinder; the outer diameter end of the small cylinder is tightly contacted with the inner diameter of a bearing; the outer diameter end of the bearing is tightly contacted with the inner wall at the left part of the sleeve; and the inner wall of the bayonet is provided with a rubber layer. The guitar tuning peg with a brush is mainly characterized in that the right end of the sleeve extends to the right to form a circular tube; the left outer thread of the circular tube is in matched connection with the inner thread of the sleeve; a middle cylinder is arranged at the right end of the sleeve along the axis; the right outer thread of the middle cylinder can be in matched connection with the inner thread of the circular tube; a square groove is arranged in the center at the left end in the sleeve; a brush rod extends to the right to form a square column, and the square column is inserted to the right in the square groove; and the brush rod, a brush head and brush hair are arranged in the sleeve. A guitar tuning head can be easily tightened, and a brush function is also provided.

The invention discloses a use method of a wire frame-shaped hexagonal screw clamping tool for air conditioner installation. Before fastening of a hexagonal screw for installation of a split air conditioner outdoor unit, the wire frame-shaped hexagonal screw clamping tool for air conditioner installation is put on a hexagonal screw cap and penetrates through threaded holes of an air conditioner outdoor unit supporting leg and an air conditioner support, and the operation of fastening the hexagonal screw is completed with one hand by using a hexagonal socket wrench. The method is convenient, fast, efficient and safe when used for fastening the hexagonal screw for air conditioner installation under the aloft work condition.

The invention discloses a safety cat ladder for a building tower crane, and belongs to the field of lifting devices. The technical scheme of the safety cat ladder is characterized by comprising a machine body, a connecting end and a gravity block, wherein the gravity block is connected in the machine body in a penetrating manner, the gravity block is arranged at the center of the machine body, four bending claws are connected to the periphery of the outer wall of the machine body in a penetrating manner, and the lower end of each bending claw is fixedly connected with a rubber foot pad througha bolt. The stability of the lifting device can be effectively improved, the problem that the lifting device needs to be moved repeatedly to meet the requirements of transporting a building workpiecein a multi-direction manner is solved, the use convenience of the lifting device is effectively improved, the problem that the machine body is prone to axially sliding is solved, the lifting qualityis effectively improved, the placement friction force of the building workpiece can be increased, the problem that the building workpiece is prone to slide is solved, the stability of bearing the workpiece is effectively improved, the problem of safety accidents caused by easily falling of a placing plate is avoided, and the safety of the lifting device is effectively improved.

The invention discloses a guitar grover with a function of a socket wrench, comprising a casing, a connection part, and a bayonet part. The upper end of the connection part is provided with a large cylinder. The right end of the large cylinder is provided with a small cylinder, the outer diameter end of the small cylinder is in close contact with the inner diameter end of a bearing, and the outer diameter end of the bearing is in close contact with the left inner wall of the casing. The inner wall of the bayonet is provided with a rubber layer. The guitar grover is characterized in that the mouth of the right end of the casing is designed into an inner hexagonal cavity in which a matching hexagonal prism is arranged, and the right end of the hexagonal prism is provided with an inner hexagonal hole matching a hexagonal nut on a guitar knob along the axis; the upper left end of the casing is provided with a right dovetail groove along the axial direction, a matching tenon is arranged in the right dovetail groove, and the upper right end of the tenon is provided with a push-pull part; and the upper right end of the large cylinder is provided with a left dovetail groove along the axial direction. The guitar grover can easily tighten a guitar button, and has the function of a socket wrench.

The invention discloses a welding tool clamp with a rotating function. The welding tool clamp structurally comprises a workbench, supporting legs, a clamp set and a rotating device. According to the welding tool clamp with the rotating function, the rotating device is arranged, a rotating plate is driven by a rotating shaft to rotate by pulling a handle, so that the welding tool clamp above can rotate, and the problems that the welding tool clamp is not easy to rotate during working and is not flexible enough are solved; and foot pads are arranged, so that the supporting legs of the welding tool clamp can be placed on the upper parts of the foot pads. The foot pads are fixed, rubber layers are arranged in the middles of the top ends of the foot pads, so that the rotating device is not prone to sliding when driving the welding tool clamp to rotate, and the problems that the supporting legs of the welding tool clamp are prone to sliding and are unstable are solved.

The invention discloses a guitar string-adjusting device capable of storing a string-fixing awl. The guitar string-adjusting device comprises a guitar string-adjusting device unit and the string-fixing awl. The guitar string-adjusting device unit comprises a casing pipe, a connection part and a bayonet part. The upper end of the connection part is provided with a big cylinder. The right end of the big cylinder is provided with a small cylinder, and the external diameter end of the small cylinder closely contacts with the internal diameter of a bearing. The external diameter end of the bearing closely contacts with the inner wall of the left part of the casing pipe. The inner wall of a bayonet is provided with a rubber layer. The string-fixing awl comprises a ball-shaped head part and an awl body. The main characteristics of the guitar string-adjusting device are that the upper end of the external diameter end of the casing pipe is provided with six big through holes, which are shaped like circular truncated cones and are arranged at intervals, in the length direction; the walls of the big through holes are provided with upper rubber layers; the lower end of the external diameter end of the casing pipe is provided with six small through holes, which are shaped like circular truncated cones and are arranged at intervals, in the length direction; and the walls of the small through holes are provided with lower rubber layers. The guitar string-adjusting device not only can screw up a guitar button easily, but also can achieve the replacement of a string, and effectively solves problems that a string-fixing awl is not easy to store and is liable to be lost.

The invention discloses a patch type aviation passenger cabin self-adaption anti-theft lock catch. A face shell and a bottom plate are fixedly connected together, a winding mechanism is arranged in a cavity defined by the face shell and the bottom plate, one end of the winding mechanism is arranged in a clamping groove formed in a fixed column, the winding mechanism is wound on the fixed column, the other end of the winding mechanism is connected with a cable of a computer lock, and a cable passing hole is formed in the right side wall of the face shell. The left end of the face shell is low, the right end of the face shell is high, the face shell is in a step shape, a downward-protruding clamping block is arranged at the bottom of a left step, one end of a nylon cable tie is fixedly arranged on the left step face of the face shell, reverse teeth are arranged at the other end of the nylon cable tie, the end, provided with the reverse teeth, of the nylon cable tie extends into the cavity defined by the face shell and the bottom plate, and the clamping block is clamped to the reverse teeth of the cable tie so that the end of nylon cable tie can only be pushed rightward and can not be drawn back leftward. According to the structure, the problem that a portable computer slides or creeps down damaged when used in an aviation cabin is solved, automatic winding up is achieved, meanwhile, the face shell is designed into the structure which comprises the left step and a right step, and the patch type aviation passenger cabin self-adaption anti-theft lock catch can be ingeniously arranged in the aviation cabin.

The invention discloses a pressure sensor for a bed, which comprises a casing, a sensor body and an A / D circuit board arranged in the casing, the casing includes a mounting seat and a bearing arranged on the top of the mounting seat A pressure plate, the mounting seat includes a base and a side cover surrounding the periphery of the base, the pressure bearing plate is attached to the sensor body, and the horizontal position of the pressure bearing plate is lower than the side cover The horizontal position of the upper end surface of the bed, the pressure bearing plate and the upper end of the side cover form an accommodating and limiting space for the bed foot to be accommodated and limited therein. The base includes a bottom plate, support columns arranged on the bottom plate at intervals around the periphery of the bottom plate, and an annular auxiliary stopper set on the top of the support column. The sensor body and the A / D circuit board are from top to bottom. The lower ones are sequentially fixed on the bottom plate and located in the annular auxiliary limiting piece, and the peripheral edge of the lower surface of the pressure bearing plate is placed on the annular auxiliary limiting piece.

The invention discloses a guitar string coiling device with a cross screwdriver. The guitar string coiling device comprises a sleeve tube, a connection part and a bayonet part. The upper end of the connection part is provided with a large cylinder whose right end is provided with a small cylinder, the external diameter end of the small cylinder is in tight contact with the internal diameter of a bearing, and the external diameter end of bearing is in tight contact with the inner wall of the left part of the sleeve tube. The inner wall of the bayonet is provided with a rubber layer. The guitar string coiling device is characterized in that the mouth of the round tube of the right end of the sleeve tube is set to be an inner hexagon chamber, the external screw thread of the round tube is provided with a hexagonal prism along an axis, a rod body extends rightward to from a square column which is inserted into a square groove, the rod body and a cross screwdriver head are arranged in the sleeve tube, the upper left end of the sleeve tube is provided with a right dovetail along an axial direction, the right dovetail is internally provided with an adapted tenon, the upper right end of the tenon is provided with push-and-pull part, and the upper right end of the large cylinder is provided with a left dovetail along the axial direction. The guitar string coiling device can easily screw guitar buttons and has a function of a cross screwdriver.

The invention relates to the technical field of hardware cutting, and discloses a hardware cutting device based on the sliding principle and easy to adjust the direction. The outer side of the gear is movably connected with a curved strut, and the outer side of the top end of the input shaft is movably connected with a nut. The hardware cutting device based on the sliding principle and easy to adjust the direction is provided with three evenly distributed about the cutting board through the curved strut, and the cutting board can be rotated within a suitable range through the rotation of the curved strut, so as to achieve a convenient adjustment of the direction. Purpose, the bottom end of the positioning pin is movably connected with a movable plate, which can be used in conjunction with the fixed splint and the movable plate to fix the material and solve the problem of easy sliding of the manually pushed material. The cutting plate and the worktable are suspended at a certain height. The cutting machine is easy to disassemble, which solves the problem that it is not easy to clean the waste.

The chopping board with an anti-skid pad comprises a chopping board main body, at least one anti-skid pad protruding from the back of the chopping board on the back of the chopping board main body, and the anti-skid pad adopts elastic material with high friction force. The anti-slip pads are arranged symmetrically on the back of the chopping board. The anti-slip pads are made of rubber, silica gelor plastic. The anti-slip pads are made of rubber, silica gel or plastic.

The invention discloses a fixing pillow cushion for head angiography of a patient with hypertension. The fixing pillow cushion comprises a fixing pillow case main body, two ends of the upper surface of the fixing pillow case main body are provided with connection openings, and the parts, located at the upper surface of the fixing pillow case main body, of two sides of each connection opening are connected with button grooves through thread stitching; and a fixing protective edge cover is arranged at the upper surface of each connection opening, two ends of each fixing protective edge cover integrally form fixing edge strips, and the lower surface of each fixing edge strip is connected with button heads through thread stitching. According to the fixing pillow cushion, the button grooves aredesigned in the upper surface of the fixing pillow case main body, the button heads are designed at the lower surfaces of the fixing edge strips, so that the fixing protective edge covers are prevented from being easily damaged and fixed installation, disassembly and replacement of the fixing protective edge covers are not facilitated when the fixing pillow cushion is used for a long period of time, the fixing protective edge covers can be placed on the upper surfaces of the connection openings, and the fixing edge strips and the fixing pillow case main body can be fixed through clamping of the button grooves and the button heads to fix the fixing protective edge covers for use.

The invention discloses a bionic multifunctional camping mat. The bionic multifunctional camping mat is composed of multiple bionic camping mat monomers. Transverse crease grooves and longitudinal crease grooves are formed between the bionic camping mat monomers. Each bionic camping mat monomer is composed of an upper elastic layer, a buffering layer, a lower elastic layer, a contact layer and a bionic mastoid process group. The bionic mastoid process groups are bound to the surfaces of the contact layers, and each bionic mastoid process group is composed of multiple bionic mastoid processes.By means of the bionic mastoid process groups, the functions of resisting dampness and insulating heat can be achieved, and the adhesive performance of the camping mat can be improved. The problems that in the complex environment, a camping mat easily slides, and is poor in dampness resistance, heat insulation and comfort are solved, the bionic multifunctional camping mat can adapt to non-routineground environments such as sand land and mountainous regions, and the effects of enhancing the adhesive performance, resisting dampness, insulating heat and being comfortable and convenient to use are achieved.

The invention discloses a use method of a wire frame-shaped hexagonal screw clamping tool for air conditioner installation. Before fastening of a hexagonal screw for installation of a split air conditioner outdoor unit, the wire frame-shaped hexagonal screw clamping tool for air conditioner installation is put on a hexagonal screw cap and penetrates through threaded holes of an air conditioner outdoor unit supporting leg and an air conditioner support, and the operation of fastening the hexagonal screw is completed with one hand by using a hexagonal socket wrench. The method is convenient, fast, efficient and safe when used for fastening the hexagonal screw for air conditioner installation under the aloft work condition.

The invention discloses a hexagonal screw clamping tool for mounting an air conditioner and aims to provide a hexagonal screw auxiliary tool for connecting a supporting leg and a bracket, and through the supporting leg and the bracket, one worker can conveniently fix an outdoor unit of the air conditioner. The hexagonal screw clamping tool is composed of a clamp taking the shape of the Chinese character jiong, a lifting button and two ox-head clamps, wherein the clamp taking the shape of the Chinese character jiong is a jiong-shaped stretching body; the upper parts of the two ox-head clamps are rectangle as wide as the jiong-shaped clamp, are connected with the upper left angle side and the upper right angle side of the jiong-shaped clamp, and form certain external field angle with the side elevation of the jiong-shaped clamp; and the lower parts of the two ox-head clamps are symmetrical hollow ox horn shaped clamps. The hexagonal screw clamping tool is simple in structure, convenient to use and low in cost, can finish the operation of screwing a hexagonal screw with the assistance of a hand, improves the safety of working high above the ground, and also improves the efficiency for mounting the outdoor unit of the air conditioner.

The invention discloses a device for detecting faults of power dispatching automation equipment. The device comprises a device body, wherein a loudspeaker is arranged above the right side of the device body, and the loudspeaker is closely connected with the device body. An annular flanging is arranged on the left side of the loudspeaker, and the annular flanging is tightly attached to the loudspeaker. A shell is arranged in the annular flanging, a wire clamping spring is arranged in the middle of the inner side of the shell, and the wire clamping spring resets a line of the power dispatching automation equipment to effectively prevent the damage caused by line deformation. A fault detection instrument adopts the latest technology, can operate normally in extreme weather and has powerful functions, multiple faults can be detected at the same time and recorded separately even if the faults occur at different places, the situation that the faults cannot be judged does not occur, the annular flanging is made of a highly insulating material to sufficiently avoid the situation of cable breakdown caused by lighting strikes or leakage of electricity, and a waterproof cover can solve moisture intrusion.

The invention discloses a patch type aviation passenger cabin self-adaption anti-theft lock catch. A face shell and a bottom plate are fixedly connected together, a winding mechanism is arranged in a cavity defined by the face shell and the bottom plate, one end of the winding mechanism is arranged in a clamping groove formed in a fixed column, the winding mechanism is wound on the fixed column, the other end of the winding mechanism is connected with a cable of a computer lock, and a cable passing hole is formed in the right side wall of the face shell. The left end of the face shell is low, the right end of the face shell is high, the face shell is in a step shape, a downward-protruding clamping block is arranged at the bottom of a left step, one end of a nylon cable tie is fixedly arranged on the left step face of the face shell, reverse teeth are arranged at the other end of the nylon cable tie, the end, provided with the reverse teeth, of the nylon cable tie extends into the cavity defined by the face shell and the bottom plate, and the clamping block is clamped to the reverse teeth of the cable tie so that the end of nylon cable tie can only be pushed rightward and can not be drawn back leftward. According to the structure, the problem that a portable computer slides or creeps down damaged when used in an aviation cabin is solved, automatic winding up is achieved, meanwhile, the face shell is designed into the structure which comprises the left step and a right step, and the patch type aviation passenger cabin self-adaption anti-theft lock catch can be ingeniously arranged in the aviation cabin.

The invention discloses a linear-frame-shaped hexagonal screw clamping tool used for air conditioner installation and aims at providing an auxiliary tool of a hexagonal screw used for air conditioner outdoor unit supporting foot fixing and support connecting, and the auxiliary tool can be conveniently operated by a single person. The clamping tool is of a linear frame structure composed of a frame in the shape like a Chinese character 'ri', two spade-coin-shaped clamps, a lifting button and four clamping pillars. The frame in the shape like the Chinese character 'ri' is a linear-frame-shaped frame shaped like the Chinese character 'ri'; the spade-coin-shaped clamps are linear-frame-shaped clamps which are highly similar to the outer contour of spade coins of the ancient bronze currency, wherein the upper ends of the spade-coin-shaped clamps are connected with the upper transverse part and the lower transverse part of the frame shaped like the Chinese character 'ri' and are downwards bent by a certain angle; the lifting button is in a cylindrical shape and is perpendicularly located above the transverse center of the middle of the frame shaped like the Chinese character 'ri'; and the four clamping pillars are perpendicularly and symmetrically located below the positions, near the four corners, of the upper transverse part and the lower transverse part of the frame shaped like the Chinese character 'ri'. The linear-frame-shaped hexagonal screw clamping tool is simple in configuration, convenient to use, low in cost and capable of improving safety of aerial work for installing an air conditioner outdoor unit and improving work efficiency.

The invention discloses a linear-frame-shaped hexagonal screw clamping tool used for air conditioner installation and aims at providing an auxiliary tool of a hexagonal screw used for air conditioner outdoor unit supporting foot fixing and support connecting, and the auxiliary tool can be conveniently operated by a single person. The clamping tool is of a linear frame structure composed of a frame in the shape like a Chinese character 'ri', two spade-coin-shaped clamps, a lifting button and four clamping pillars. The frame in the shape like the Chinese character 'ri' is a linear-frame-shaped frame shaped like the Chinese character 'ri'; the spade-coin-shaped clamps are linear-frame-shaped clamps which are highly similar to the outer contour of spade coins of the ancient bronze currency, wherein the upper ends of the spade-coin-shaped clamps are connected with the upper transverse part and the lower transverse part of the frame shaped like the Chinese character 'ri' and are downwards bent by a certain angle; the lifting button is in a cylindrical shape and is perpendicularly located above the transverse center of the middle of the frame shaped like the Chinese character 'ri'; and the four clamping pillars are perpendicularly and symmetrically located below the positions, near the four corners, of the upper transverse part and the lower transverse part of the frame shaped like the Chinese character 'ri'. The linear-frame-shaped hexagonal screw clamping tool is simple in configuration, convenient to use, low in cost and capable of improving safety of aerial work for installing an air conditioner outdoor unit and improving work efficiency.