CN111578536A

CN111578536A - Locking device of portable solar heat collector

Info

Publication number: CN111578536A
Application number: CN202010481463.XA
Authority: CN
Inventors: 瞿珠薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2020-08-25
Anticipated expiration: 2040-05-31
Also published as: CN111578536B

Abstract

The invention provides a locking device of a portable solar heat collector, and belongs to the technical field of new energy equipment. The solar heat collector solves the problems that the existing portable solar heat collector is difficult to store, easy to lose and inconvenient to use when used outdoors. This locking device of portable solar collector, including the reference column, the reference column lower extreme is top form, the spiral sets up at helical blade on the reference column outer peripheral face, sliding connection has a plurality of locating claws in the reference column, the reference column internal rotation is provided with the transmission shaft, be equipped with the driving medium between transmission shaft and the locating claw, the upper end of transmission shaft articulates there is two control levers, still be equipped with location structure on the reference column, the transmission shaft rotates relatively when two control levers swing to vertical state, the lockhole that is used for the hasp locking is offered to the upper end of an at least control lever. The locking device of the portable solar heat collector can ensure that the portable heat collector can be used more safely and conveniently outdoors.

Description

Locking device of portable solar heat collector

Technical Field

The invention belongs to the technical field of new energy equipment, and relates to a locking device of a portable solar thermal collector.

Background

The solar heat collector is a device for converting solar radiation energy into heat energy, belongs to new energy equipment, can reduce the consumption of traditional energy, realizes energy conservation and emission reduction, has different purposes, and has a plurality of types and different names of the heat collector and matched systems, such as a solar cooker for cooking, a solar water heater for generating hot water, a solar dryer for drying articles, a solar smelter for smelting metal, a solar house, a solar power station, a solar seawater desalination device and the like, wherein the solar water heater is common in life, is usually arranged on the roof, comprises a water tank and a heat collecting pipe, converts the solar energy into the heat energy, utilizes the principle that hot water floats upwards and cold water sinks, generates microcirculation to obtain the required hot water, is generally large in volume and is suitable for being used in fixed places, along with outdoor extension, mountain-climbing exploration and other outdoor exercises popularization, the portable water heater can solve the problem of outdoor hot water, but the water heater needs to be placed outdoors for a long time, and the water heater is difficult to store, easy to lose and inconvenient to use due to the characteristics of small size and portability.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a locking device of a portable solar heat collector, which can lock a water tank on the ground, is convenient to use, and is safe and reliable.

The purpose of the invention can be realized by the following technical scheme: a locking device of a portable solar thermal collector comprises a positioning column and is characterized in that the lower end of the positioning column is in a top shape, a helical blade is spirally arranged on the outer peripheral surface of the positioning column along the axial direction, the positioning column is in a hollow structure, a plurality of strip-shaped plate-shaped positioning claws are connected in the positioning column in a sliding mode along the radial direction, the plurality of positioning claws can extend out of the outer peripheral surface of the positioning column, a transmission shaft is arranged in the positioning column in a rotating mode along the axial direction, a transmission part capable of driving the positioning claws to stretch and retract when the transmission shaft rotates relative to the positioning column is arranged between the transmission shaft and the positioning claws, the upper end of the transmission shaft is hinged with two control levers capable of being attached to and sleeved with a water tank when the transmission shaft rotates relative to the positioning column and swings to a horizontal state, and a positioning structure, when the two operating levers swing to a vertical state, the two operating levers can rotate relative to the transmission shaft, and the upper end of at least one operating lever is provided with a lock hole for locking the lock catch.

The water tank is cylindrical, a plurality of heat collecting pipes are fixed on the lower end face of the water tank, the heat collecting pipes are vertically arranged and are circumferentially and uniformly distributed, a connecting pipe is vertically fixed in the middle of the water tank, two ends of the connecting pipe respectively penetrate through the upper end and the lower end of the water tank, the heat collecting pipes and the principle of the heat collecting pipes are similar to those of the heat collecting pipes of the traditional solar water heater, the temperature of water in the heat collecting pipes rises after heat absorption, the specific gravity of the water rises due to reduction of the specific gravity to form an upward power to form a thermosiphon system, the water is continuously moved upwards and stored at the upper part of the water tank along with hot water, meanwhile, water with lower temperature is continuously supplemented along the other sides of the heat collecting pipes in a circulating reciprocating manner, finally, the water in the whole water tank rises to a certain temperature, the water tank is of an independent structure and is separated from the positioning column, the water tank, holding two control rods by hand and rotating the positioning column, rotating the positioning column into the soil texture surface for a set depth under the action of a helical blade, then driving the transmission shaft to rotate relative to the positioning column through the control rod, driving a plurality of positioning claws through a transmission part to radially extend out of the outer peripheral surface of the positioning column so as to position the positioning column on the ground, preventing the positioning column from being forcibly pulled out by the positioning claws, swinging the two control rods to a vertical state, vertically sleeving the water tank on the two control rods, enabling the upper ends of the two control rods to extend out of the top surface of the water tank, enabling the lower parts of the heat collecting pipes to be close to the ground, locking the water tank on the control rod through a lock hole by a lock, covering the upper ends of the positioning column by the heat collecting pipes and the water tank which are circumferentially arranged, even if draw the reference column reluctantly, radial positioning claw that stretches out also can restrict the reference column and rise, and the control lever that is in vertical state simultaneously can rotate transmission shaft relatively, consequently no matter rotate the water tank still the control lever be in idle running, transmission shaft and reference column all can not rotated to avoid other people to extract the reference column or take away the water tank, realize the safe use outside of heat collector, it is more convenient to use.

In foretell portable solar collector's locking device, the upper end of transmission shaft is fixed with the adapter sleeve, the adapter sleeve is vertical to be set up, and the upper end of adapter sleeve is the opening form, the adapter sleeve internal rotation is connected with cylindrical rotor, and rotor and adapter sleeve axial fixity, two the one end of control rod all articulates on the rotor, two interior breachs have been seted up at the upper end border of adapter sleeve, and breach symmetry sets up in these two, works as two the control rod is kept away from relatively and is gone into in two interior breachs respectively when swinging to the horizontality. Can imbed in the interior breach of adapter sleeve when two control levers swing to the horizontality to the control lever can drive the transmission shaft rotatory, and is used for the water tank cover to establish when two control levers swing to vertical state and connects, and the rotor can rotate relative adapter sleeve simultaneously, thereby the rotor is in idle running state when rotating control lever and water tank, can not drive transmission shaft and reference column.

In foretell portable solar collector's locking device, location structure is including fixing the positioning disk on the reference column top, and above-mentioned adapter sleeve upwards stretches out the positioning disk, side outside edge department circumference has the protruding edge of annular location on the positioning disk, a plurality of outer breachs have been seted up to the protruding edge of last circumference in location, these a plurality of outer breach circumference equipartitions, the bottom surface of outer breach flushes with the bottom surface of interior breach, and the degree of depth of interior breach is greater than the degree of depth of outer breach, two the control rod articulates on the rotor through the round pin axle, and the round pin axle can be relative rotor along vertical slip, and in the control rod can inlay simultaneously in breach and the outer breach when two control rods are the horizontality and rise, the control rod can inlay when two control rods are the horizontality and rise and establish in the interior breach. During the use imbed the interior breach of in-connection cover and the outer breach of positioning disk simultaneously earlier with the control lever for transmission shaft and reference column synchronous revolution, with reference column screw in ground, then upwards lift two control levers, make two control levers break away from outer breach, but still lie in the interior breach, can drive the relative reference column rotation of transmission shaft through the control lever this moment, make the positioning claw radially stretch out the reference column outer peripheral face, increase the combination dynamics on reference column and ground.

In the locking device of the portable solar heat collector, the upper end surface of the rotating body is provided with a connecting notch, the two transverse ends of the connecting notch penetrate through the outer peripheral surface of the rotating body, the two opposite side walls of the connecting notch are vertically provided with strip-shaped grooves, the two ends of the pin shaft are respectively inserted into the two strip-shaped grooves, the two opposite groove walls of the strip-shaped grooves are respectively provided with a mounting groove, the mounting groove is internally provided with a limiting block in a sliding manner, the two opposite side surfaces of the limiting blocks are respectively provided with two arc-shaped grooves I, the two arc-shaped grooves I on each limiting block are arranged along the vertical direction, when the two limiting blocks abut against each other, the arc-shaped grooves I on the two limiting blocks are butted to form a round hole shape, the mounting groove is also internally provided with a strip-shaped elastic sheet, the two ends of the strip-shaped, the two limit blocks are abutted under the action of the strip-shaped elastic sheet, when the two control rods are in a horizontal state and the pin shaft is clamped in the lower arc-shaped groove I, the control rods are simultaneously embedded into the inner notch and the outer notch, and when the two control rods are in a horizontal state and the pin shaft is clamped in the upper arc-shaped groove I, the control rods are embedded into the inner notch and separated from the outer notch. The first arc-shaped grooves on the two limiting blocks can generate limiting effect on the pin shaft, so that the operating rod is located at different height positions, if the pin shaft is located in the first arc-shaped grooves above when the operating rod is separated from the outer notch, the limiting blocks generate supporting effect on the pin shaft, and therefore the operating rod does not need to be manually lifted and kept in position when the operating rod is rotated by force application, and operation is more convenient and labor-saving.

In the locking device of the portable solar thermal collector, the bottom surface of the connecting notch is provided with a limiting hole, the bottom of the side surface opposite to the two limiting blocks is provided with an arc-shaped groove II, the bottom surface of the strip-shaped groove is provided with a supporting groove, the two arc-shaped grooves II and the supporting groove are butted to form a circular hole shape when the two limiting blocks abut against each other, and the two control rods are in a vertical state, and the lower ends of the two control rods are clamped between the arc-shaped grooves II and the supporting groove when inserted into the limiting hole. The lower extreme of two control levers can insert spacing downthehole when two control levers swing to vertical state, and spacing hole can carry on spacingly to two control levers, prevents its swing to keep stable vertical state, the round pin axle supports in supporting the inslot simultaneously, supports the control lever.

In the above locking device for a portable solar collector, the operating lever has a semicircular cross section, the upper ends of the operating levers are respectively provided with a supporting convex part protruding out of the peripheral surface of the operating lever, when the two operating levers swing to the vertical state, the two operating levers are attached to each other to form a round bar shape, the two supporting convex parts are attached to form a cylinder, the lower end of the operating lever is provided with a rectangular block-shaped connecting part, the pin shaft passes through the two connecting parts in a rotating way, wherein the side surface of one connecting part is provided with an arc-shaped limiting groove, the limiting groove and the pin shaft have the same central line, the side surface of the other connecting part is provided with a limiting pin, the limit pin is inserted in the limit groove, when the two control levers swing to the horizontal state, the limit pin is abutted against the groove wall at one end of the limit groove, when the two control levers swing to the vertical state, the limiting pin abuts against the groove wall at the other end of the limiting groove. Two control levers swing to vertical state and can paste mutually and lean on and form round bar shape to with the water tank cooperation, guarantee the stability of water tank, two support protruding parts paste mutually and lean on and form cylindricly, be used for the water tank to support by leaning on, and two control levers swing when to the horizontal state spacing round pin and spacing groove counterbalance lean on to form spacingly, thereby guarantee that two control levers are in the horizontality.

In the locking device of the portable solar heat collector, a plurality of pairs of guide rails are fixed in the positioning column, the guide rails are arranged along the vertical direction, the guide rails are arranged along the radial direction, a gap is formed between the two guide rails of the same pair, the positioning claws are positioned between the two guide rails of the same pair, two edges of the positioning claws are respectively connected to the two guide rails in a sliding manner, a plurality of strip-shaped holes are formed in the side surface of the positioning column, the strip-shaped holes correspond to the positioning claws one to one, when the positioning claws slide outwards along the radial direction, the strip-shaped holes can be extended out, the extended ends of the positioning claws are in a tip shape, and the tip-shaped ends of the positioning claws face different directions respectively. The positioning claws are guided and limited through the guide rails, and meanwhile, the positioning claws face different directions respectively, namely the positioning claws can extend out in different directions along the radial direction to generate uniform positioning force for the positioning columns.

In foretell portable solar collector's locking device, the driving medium includes swivel nut and driving frame, the external screw thread has on the transmission shaft outer wall, the swivel nut spiro union is on the transmission shaft, the driving frame is along vertical direction sliding connection in the reference column, and driving frame and reference column circumference location, the swivel nut links firmly mutually with the top of driving frame, be equipped with on the driving frame and drive the flexible driving plate of positioning pawl when the driving frame goes up and down. The transmission shaft drives the threaded sleeve to lift, and then drives the transmission frame to lift, and the transmission plate on the transmission frame can be used for driving the positioning claw to stretch out and draw back.

In foretell portable solar collector's locking device, the driving frame includes a plurality of driving rings, and this a plurality of driving rings are arranged along vertical direction, and a plurality of driving rings link firmly mutually through a plurality of branches along vertical setting, all are equipped with the driving plate between every two adjacent driving rings, the driving plate is rectangular form, and the driving plate slope sets up, and the both ends of driving plate are fixed respectively on two adjacent driving rings, the rectangle breach has been seted up to the inner of positioning claw, the rectangle breach internal rotation is connected with two driving rollers, and has the clearance between two driving rollers, the driving plate passes the clearance between two driving rollers, and the outer peripheral face of two driving rollers supports respectively and leans on the both sides face of driving plate. When the swivel nut drives the transmission frame to descend, the transmission plate can downwards push the transmission roller below, and the transmission plate is obliquely arranged, so that the positioning claw can be ejected out along the radial direction.

In foretell portable solar collector's locking device, the guide way has been seted up along length direction on the branch lateral surface, circumference has a plurality of protruding edges of direction along vertical setting on the reference column internal perisporium, and a plurality of protruding edges of direction are sliding connection respectively in a plurality of guide ways. Through protruding edge of direction and guide way cooperation, carry out circumference spacing to the driving frame only can oscilaltion when the swivel nut rotates.

Compared with the prior art, the locking device of the portable solar heat collector has the following advantages:

1. because the thermal-collecting tube and the water tank that circumference was arranged can cover the upper end of reference column, other people are difficult to contact and rotatory reference column, even if pull the reference column reluctantly, the location claw that radially stretches out also can restrict the reference column and rise, the control rod that is in vertical state simultaneously can rotate transmission shaft relatively, consequently no matter rotate the water tank still the control rod all be in idle running, transmission shaft and reference column all can not rotated, thereby avoid other people to extract the reference column or take away the water tank, realize the safe use outside of heat collector, it is more convenient.

2. Because the control rod can drive the transmission shaft to rotate relative to the positioning column, the transmission shaft can drive a plurality of positioning claws through the transmission part to radially stretch out the outer peripheral surface of the positioning column, so that the positioning column is positioned on the ground, and the positioning claws can prevent the positioning column from being forcibly pulled out.

Drawings

Fig. 1 is a schematic perspective view of a water tank.

Fig. 2 is a structural sectional view of the water tank.

Fig. 3 is a schematic perspective view of the positioning column when the positioning pawl retracts.

Fig. 4 is a schematic perspective view of the positioning column when the positioning pawl is extended.

Fig. 5 is a schematic perspective view of a portable solar collector.

Fig. 6 is a perspective view of another perspective view of the portable solar collector.

Fig. 7 is a structural sectional view of the portable solar collector.

FIG. 8 is a sectional view of the positioning post with the positioning pawl retracted.

Fig. 9 is an enlarged view of the structure at a in fig. 3.

Fig. 10 is an enlarged view of the structure at B in fig. 8.

Fig. 11 is an enlarged view of the structure at C in fig. 7.

Fig. 12 is a structural sectional view of the rotor at the stopper.

Fig. 13 is an enlarged view of the structure at D in fig. 8.

Fig. 14 is an enlarged view of the structure at E in fig. 7.

Fig. 15 is a cross-sectional view of the structure at F-F in fig. 7.

Fig. 16 is a schematic perspective view of the transmission frame.

In the figure, 1, a positioning column; 11. a helical blade; 12. positioning a plate; 121. positioning the convex edge; 122. an outer notch; 13. a guide rail; 14. a strip-shaped hole; 15. a guide convex edge; 2. a positioning claw; 21. a rectangular notch; 22. a driving roller; 3. a drive shaft; 31. connecting sleeves; 311. an inner notch; 4. a joystick; 41. a connecting portion; 411. a limiting groove; 412. a spacing pin; 413. a pin shaft; 42. a lock hole; 43. a support protrusion; 5. a rotating body; 51. a connecting gap; 52. a limiting hole; 53. a strip-shaped groove; 531. a support groove; 54. mounting grooves; 55. a limiting block; 551. a first arc-shaped groove; 552. an arc-shaped groove II; 56. a strip-shaped elastic sheet; 6. a transmission frame; 61. a drive ring; 62. a strut; 621. a guide groove; 63. a drive plate; 64. a threaded sleeve; 7. a water tank; 71. a connecting pipe; 711. a through hole; 8. a support; 81. a fixing ring; 82. fixing the rod; 83. a sheath; 84. a support sleeve; 9. a heat collecting pipe; 10. a tray.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, a locking device of a portable solar thermal collector, the portable solar thermal collector includes a water tank 7 and a plurality of thermal collecting tubes 9, the plurality of thermal collecting tubes 9 are vertically fixed on the lower end surface of the water tank 7 and are communicated with the inner cavity of the water tank 7, and the plurality of thermal collecting tubes 9 are circumferentially and uniformly distributed, the lower end of the water tank 7 is fixedly connected with a support 8, the support 8 includes two fixing rings 81 and a plurality of fixing rods 82, the plurality of fixing rods 82 are vertically arranged and circumferentially and uniformly distributed, one fixing ring 81 is fixed on the upper end of the plurality of fixing rods 82, the other fixing ring 81 is fixed on the lower end surface of the plurality of fixing rods 82, the upper fixing ring 81 is fixed on the lower end surface of the water tank 7, a gap is formed between two adjacent fixing rods 82, and a thermal collecting, the heat collecting tubes 9 and the fixing rods 82 are uniformly distributed at intervals in the circumferential direction, and the adjacent heat collecting tubes 9 are close to the fixing rods 82, so that the whole body is cylindrical. A connecting pipe 71 is vertically fixed in the water tank 7, an inner hole of the connecting pipe 71 is a through hole 711, two ends of the through hole 711 respectively penetrate through the upper end surface and the lower end surface of the water tank 7, a sheath 83 is circumferentially arranged on the lower end surface of the fixing ring 81 below, a support sleeve 84 is further sleeved on the sheath 83, and the inner peripheral wall of the support sleeve 84 is in threaded connection with the outer peripheral wall of the sheath 83.

Referring to fig. 3 to 7, the locking device includes a positioning post 1, the lower end of the positioning post 1 is in a tip shape, a helical blade 11 is spirally disposed on the outer circumferential surface of the positioning post 1 along an axial direction, the positioning post 1 is in a hollow structure, a plurality of strip-shaped plate-shaped positioning claws 2 are slidably connected in the positioning post 1 along a radial direction, the plurality of positioning claws 2 can extend out of the outer circumferential surface of the positioning post 1, a transmission shaft 3 is rotatably disposed in the positioning post 1 along the axial direction, a transmission member capable of driving the positioning claws 2 to extend and retract when the transmission shaft 3 rotates relative to the positioning post 1 is disposed between the transmission shaft 3 and the positioning claws 2, the upper end of the transmission shaft 3 is hinged with two control levers 4, the transmission shaft 3 can be driven to rotate relative to the positioning post 1 when the two control levers 4 are relatively far away from a swinging state to a horizontal state, the, when the two operating levers 4 swing to the vertical state, the two operating levers are attached to each other and can rotate relative to the transmission shaft 3, and the upper ends of the two operating levers 4 are provided with lock holes 42 for locking the lock catches. When the positioning column is used outdoors like a mountain forest, the lower end of the positioning column 1 is inserted into the soil ground, the control rods 4 swing to be in a horizontal state and form circumferential positioning with the positioning column 1 through the positioning structures, two control rods 4 are held by hands and the positioning column 1 is rotated, the positioning column 1 is rotated into the soil ground by the action of the helical blades 11 to set the depth, then the control rods 4 drive the transmission shaft 3 to rotate relative to the positioning column 1, the transmission shaft 3 can drive the positioning claws 2 to radially extend out of the outer peripheral surface of the positioning column 1 through the transmission piece, so that the positioning column 1 is positioned on the ground, the positioning claws 2 can prevent the positioning column 1 from being forcibly pulled out, then the two control rods 4 swing to be in a vertical state, then the water tank 7 is vertically sleeved on the two control rods 4, the water tank 7 is locked on the control rods 4 through the lock hole 42, support cover 84 then can support subaerial, other people are difficult to contact and rotatory reference column 1, even just operate reference column 1 reluctantly, the location claw 2 that radially stretches out also can restrict reference column 1 and rise, the control rod 4 that is in vertical state simultaneously can rotate transmission shaft 3 relatively, consequently no matter rotate water tank 7 or control rod 4 all belong to idle running, transmission shaft 3 and reference column 1 all can not rotated, thereby avoid other people to extract reference column 1 or take water tank 7 away, realize the safe external use of heat collector, it is more convenient.

Referring to fig. 8 to 12, a connection sleeve 31 is fixed at the upper end of the transmission shaft 3, the connection sleeve 31 is vertically arranged, the upper end of the connection sleeve 31 is open, a columnar rotor 5 is rotatably connected in the connection sleeve 31, the rotor 5 and the connection sleeve 31 are axially fixed, one end of each of the two control levers 4 is hinged on the rotor 5, two inner notches 311 are formed in the upper end edge of the connection sleeve 31, the two inner notches 311 are symmetrically arranged, when the two control levers 4 are relatively far away from and swing to a horizontal state, the two control levers 4 can be respectively embedded into the two inner notches 311, when the two control levers 4 swing to the horizontal state, the two control levers 4 can be embedded into the inner notches 311 of the connection sleeve 31, so that the control levers 4 can drive the transmission shaft 3 to rotate, when the two control levers 4 swing to the vertical state, the control lever 4 can be sleeved and connected with the water tank 7, and simultaneously, the transmission shaft 3 and the positioning post 1 are not driven. The positioning structure comprises a positioning disk 12 fixed on the top end of a positioning column 1, a connecting sleeve 31 extends upwards out of the positioning disk 12, an annular positioning convex edge 121 is arranged at the outer side edge of the upper side of the positioning disk 12 in the circumferential direction, a plurality of outer notches 122 are arranged on the positioning convex edge 121 in the circumferential direction, the plurality of outer notches 122 are uniformly distributed in the circumferential direction, the bottom surface of each outer notch 122 is flush with the bottom surface of each inner notch 311, the depth of each inner notch 311 is larger than that of each outer notch 122, two control levers 4 are hinged on a rotor 5 through pin shafts 413, the pin shafts 413 can vertically slide relative to the rotor 5, when the two control levers 4 are in a horizontal state and descend, the control levers 4 can be simultaneously embedded into the inner notches 311 and the outer notches 122, when the two control levers 4 are in a horizontal state and ascend, the control levers 4 can be embedded into the inner notches 311 of the inner connecting sleeve 31 and the outer notches 122 of the positioning disk 12, make transmission shaft 3 and reference column 1 synchronous revolution, with reference column 1 screw in ground, then upwards lift two control levers 4 for two control levers 4 break away from outer breach 122, but still be located interior breach 311, can drive transmission shaft 3 relative reference column 1 rotation through control lever 4 this moment, make locating pawl 2 along radially stretching out reference column 1 outer peripheral face, increase the combination dynamics on reference column 1 and ground. The upper end face of the rotating body 5 is provided with a connecting gap 51, the two horizontal ends of the connecting gap 51 penetrate through the peripheral face of the rotating body 5, the bottom face of the connecting gap 51 is provided with a limit hole 52, two opposite side walls of the connecting gap 51 are respectively provided with a strip-shaped groove 53 along the vertical direction, two ends of a pin 413 are respectively inserted into the two strip-shaped grooves 53, two opposite groove walls of the strip-shaped groove 53 are respectively provided with a mounting groove 54, a limiting block 55 is arranged in the mounting groove 54 in a sliding manner, two opposite side faces of the two limiting blocks 55 are respectively provided with two arc-shaped grooves 551, the two arc-shaped grooves 551 on each limiting block 55 are arranged along the vertical direction, the bottoms of the opposite side faces of the two limiting blocks 55 are respectively provided with two arc-shaped grooves 552, the bottom face of the strip-shaped groove 53 is provided with a supporting groove 531, when the two limiting blocks 55 abut against each other, the arc-shaped grooves 551, the installation groove 54 is further provided with a bar-shaped elastic sheet 56, two ends of the bar-shaped elastic sheet 56 are abutted against the bottom surface of the installation groove 54, the middle part of the bar-shaped elastic sheet 56 is arched and abutted against the inner end surface of the limit block 55, the two limit blocks 55 are abutted under the action of the bar-shaped elastic sheet 56, when the two control levers 4 are in a horizontal state and the pin 413 is clamped in the arc groove I551 at the lower part, the control levers 4 are simultaneously embedded into the inner notch 311 and the outer notch 122, when the two control levers 4 are in a horizontal state and the pin 413 is clamped in the arc groove I at the upper part, the control levers 4 are embedded into the inner notch 311 and separated from the outer notch 122, when the two control levers 4 are in a vertical state and the lower ends are inserted into the limit holes 52, the pin 413 is clamped between the arc grooves II 552 and the support grooves, the arc grooves I551 on the two limit blocks 55 can generate a limit function on the pin 531, so that, the limiting block 55 supports the pin 413, so that the operating lever 4 is not manually lifted and kept at a position when the operating lever 4 is rotated by applying force, the operation is more convenient and labor-saving, the lower ends of the two operating levers 4 can be inserted into the limiting hole 52 when the two operating levers 4 swing to the vertical state, the limiting hole 52 can limit the two operating levers 4 and prevent the two operating levers from swinging, the stable vertical state is kept, and the pin 413 is supported in the supporting groove 531 to support the operating lever 4. The cross section of the operating lever 4 is semicircular, the upper end of the operating lever 4 is provided with a supporting convex part 43 which protrudes out of the outer peripheral surface of the operating lever 4, when the two operating levers 4 swing to the vertical state, the two operating levers 4 are attached to form a round rod shape, the supporting convex parts 43 on the two operating levers 4 are attached to form a cylinder shape, the heat collector also comprises a tray 10 with a central hole, when the two operating levers 4 swing to the vertical state, the tray 10 can be sleeved on the upper ends of the two operating levers 4, the lower side surface of the tray 10 is abutted on the upper side surface of the tray 10, when the connecting pipe 71 of the water tank 7 is sleeved on the upper ends of the two operating levers 4, the lower end of the operating lever 4 is provided with a rectangular block-shaped connecting part 41, the pin shaft 413 rotates to penetrate through the two connecting parts 41, the side surface of one connecting part 41 is provided with an arc, the side surface of the other connecting portion 41 is provided with a limit pin 412, the limit pin 412 is inserted into the limit groove 411, when the two operating levers 4 swing to the horizontal state, the limit pin 412 abuts against the groove wall at one end of the limit groove 411, when the two operating levers 4 swing to the vertical state, the limit pin 412 abuts against the groove wall at the other end of the limit groove 411, when the two operating levers 4 swing to the vertical state, the two operating levers 4 can abut against each other to form a round bar shape, so that the two operating levers cooperate with the water tank 7, the stability of the water tank 7 is ensured, and when the two operating levers 4 swing to the horizontal state, the limit pin 412 abuts against the limit groove 411 to form a limit, so that the.

Referring to fig. 13, 14, 15 and 16, a plurality of pairs of guide rails 13 are fixed in a positioning column 1, the plurality of pairs of guide rails 13 are arranged along a vertical direction, the guide rails 13 are arranged along a radial direction, a gap is formed between two guide rails 13 of the same pair, a positioning claw 2 is positioned between two guide rails 13 of the same pair, two edges of the positioning claw 2 are respectively connected to the two guide rails 13 in a sliding manner, a plurality of strip-shaped holes 14 are formed in the side surface of the positioning column 1, the plurality of strip-shaped holes 14 correspond to the plurality of positioning claws 2 one by one, the positioning claws 2 can extend out of the strip-shaped holes 14 when sliding outwards along the radial direction, one ends of the plurality of positioning claws 2 extending out are tip-shaped, one ends of the tip-shaped positioning claws 2 respectively face different directions, the positioning claws 2 are guided and limited by the guide rails 13, and the plurality of positioning claws 2 respectively face different directions, namely, the plurality of positioning, a uniform positioning force is generated on the positioning column 1. The driving medium includes swivel nut 64 and driving frame 6, the external screw thread has on the 3 outer walls of transmission shaft, swivel nut 64 spiro union is on transmission shaft 3, driving frame 6 is along vertical direction sliding connection in reference column 1, and driving

frame

6 and 1 circumference location of reference column, swivel nut 64 links firmly mutually with the top of driving frame 6, be equipped with on the driving frame 6 and drive the flexible driving plate 63 of positioning pawl 2 when driving frame 6 goes up and down, 3 drive swivel nuts 64 that drive of transmission shaft go up and down, and then drive driving frame 6 goes up and down, driving plate 63 on the driving frame 6 can be waited to drive positioning pawl 2 flexible. The transmission frame 6 comprises a plurality of transmission rings 61, the transmission rings 61 are arranged along the vertical direction, the transmission rings 61 are fixedly connected through a plurality of support rods 62 which are vertically arranged, guide grooves 621 are formed in the outer side surfaces of the support rods 62 along the length direction, a plurality of guide convex edges 15 which are vertically arranged are arranged on the inner peripheral wall of the positioning column 1 in the circumferential direction, the guide convex edges 15 are respectively connected into the guide grooves 621 in a sliding manner, a transmission plate 63 is arranged between every two adjacent transmission rings 61, the transmission plate 63 is in a long strip shape, the transmission plate 63 is obliquely arranged, two ends of the transmission plate 63 are respectively fixed on the two adjacent transmission rings 61, a rectangular notch 21 is formed in the inner end of the positioning claw 2, two transmission rollers 22 are rotatably connected in the rectangular notch 21, a gap is formed between the two transmission rollers 22, the transmission plate 63 penetrates through the gap between the two transmission rollers 22, and the outer peripheral surfaces of the two transmission rollers 22 respectively abut, when the threaded sleeve 64 drives the transmission frame 6 to descend, the transmission plate 63 can downwards press the transmission roller 22 below, the transmission plate 63 is obliquely arranged, so that the positioning claw 2 can be ejected out along the radial direction, and similarly, when the threaded sleeve 64 drives the transmission frame 6 to ascend, the transmission plate 63 can push the transmission roller 22 above, and the positioning claw 2 retracts into the positioning column 1.

Claims

1. A locking device of a portable solar heat collector comprises a positioning column (1) and is characterized in that the lower end of the positioning column (1) is in a tip shape, helical blades (11) are spirally arranged on the outer peripheral surface of the positioning column (1) along the axial direction, the positioning column (1) is of a hollow structure, a plurality of strip-shaped plate-shaped positioning claws (2) are connected in the positioning column (1) in a sliding manner along the radial direction, the plurality of positioning claws (2) can extend out of the outer peripheral surface of the positioning column (1), a transmission shaft (3) is arranged in the positioning column (1) in an axial rotating manner, a transmission part capable of driving the positioning claws (2) to stretch out and draw back when the transmission shaft (3) rotates relative to the positioning column (1) is arranged between the transmission shaft (3) and the positioning claws (2), the upper end of the transmission shaft (3) is hinged with two control levers (4) which can, and keep away from relatively when two control levers (4) and swing when the horizontality and can drive transmission shaft (3) reference column (1) relatively and rotate, still be equipped with on reference column (1) and can form the location and make transmission shaft (3) and reference column (1) synchronous pivoted location structure with control lever (4) when control lever (4) level, work as two can rotate relative transmission shaft (3) when control lever (4) swing to vertical state, lockhole (42) that are used for the hasp locking are seted up to the upper end of at least one control lever (4).

2. The locking device of a portable solar heat collector according to claim 1, wherein a connecting sleeve (31) is fixed at the upper end of the transmission shaft (3), the connecting sleeve (31) is vertically arranged, the upper end of the connecting sleeve (31) is in an open shape, a columnar rotating body (5) is rotationally connected in the connecting sleeve (31), the rotating body (5) and the connecting sleeve (31) are axially fixed, one end of each operating rod (4) is hinged to the rotating body (5), two inner notches (311) are formed in the edge of the upper end of the connecting sleeve (31), the two inner notches (311) are symmetrically arranged, and when the operating rods (4) are relatively far away from and swing to a horizontal state, the operating rods can be respectively embedded into the two inner notches (311).

3. The locking device of a portable solar heat collector according to claim 2, wherein the positioning structure comprises a positioning disc (12) fixed on the top end of the positioning column (1), the connecting sleeve (31) extends upwards out of the positioning disc (12), the positioning disc (12) is provided with an annular positioning convex edge (121) at the outer side edge of the upper side in the circumferential direction, the positioning convex edge (121) is provided with a plurality of outer notches (122) in the circumferential direction, the plurality of outer notches (122) are uniformly distributed in the circumferential direction, the bottom surfaces of the outer notches (122) are flush with the bottom surface of the inner notch (311), the depth of the inner notch (311) is greater than that of the outer notch (122), the two control levers (4) are hinged on the rotating body (5) through a pin shaft (413), the pin shaft (413) can slide vertically relative to the rotating body (5), when the two control levers (4) are in a horizontal state and descend, the control levers (4) can be simultaneously embedded into the inner notch (311) and the outer notch, when the two operating levers (4) are in a horizontal state and rise, the operating levers (4) can be embedded in the inner notches (311), and the operating levers (4) are separated from the outer notches (122).

4. The locking device of a portable solar heat collector according to claim 3, wherein the upper end surface of the rotating body (5) is provided with a connecting notch (51), both lateral ends of the connecting notch (51) penetrate through the outer circumferential surface of the rotating body (5), both opposite side walls of the connecting notch (51) are vertically provided with bar-shaped grooves (53), both ends of the pin shaft (413) are respectively inserted into the two bar-shaped grooves (53), both opposite side walls of the bar-shaped groove (53) are provided with mounting grooves (54), the mounting grooves (54) are internally provided with limiting blocks (55) in a sliding manner, both opposite side surfaces of the limiting blocks (55) are provided with two arc-shaped grooves I (551), both arc-shaped grooves I (551) on each limiting block (55) are arranged along the vertical direction, and when the two limiting blocks (55) abut against each other, the arc-shaped grooves I (551) on the two limiting blocks (55) abut against each other to form a circular hole shape, the novel control device is characterized in that a bar-shaped elastic sheet (56) is further arranged in the mounting groove (54), two ends of the bar-shaped elastic sheet (56) are abutted against the bottom surface of the mounting groove (54), the middle part of the bar-shaped elastic sheet (56) is arched in an arc shape and abutted against the inner end surface of the limiting block (55), the two limiting blocks (55) are abutted against under the action of the bar-shaped elastic sheet (56), when the two control levers (4) are in a horizontal state and the pin shaft (413) is clamped in the arc-shaped groove I (551) on the lower side, the control levers (4) are simultaneously embedded into the inner notch (311) and the outer notch (122), and when the two control levers (4) are in a horizontal state and the pin shaft (413) is clamped in the arc-shaped groove I (551) on the upper side.

5. The locking device of a portable solar heat collector according to claim 4, wherein a limiting hole (52) is formed in the bottom surface of the connecting notch (51), two arc-shaped grooves (552) are formed in the bottoms of the opposite side surfaces of the two limiting blocks (55), a supporting groove (531) is formed in the bottom surface of the strip-shaped groove (53), the two arc-shaped grooves (552) are in butt joint with the supporting groove (531) to form a circular hole shape when the two limiting blocks (55) abut against each other, and the pin shaft (413) is clamped between the two arc-shaped grooves (552) and the supporting groove (531) when the two operating levers (4) are in a vertical state and the lower ends of the operating levers are inserted into the limiting hole (52).

6. The locking device of a portable solar collector according to claim 5, wherein the cross section of the operating rod (4) is semicircular, the upper end of the operating rod (4) is provided with a supporting protrusion (43) protruding out of the outer circumference of the operating rod (4), when the operating rods (4) swing to the vertical state, the operating rods (4) are attached to each other to form a round rod shape, the two supporting protrusions (43) are attached to each other to form a cylinder shape, the lower end of the operating rod (4) is provided with a rectangular block-shaped connecting part (41), the pin shaft (413) rotates to penetrate through the two connecting parts (41), one of the connecting parts (41) is provided with an arc-shaped limiting groove (411) on the side surface, the limiting groove (411) and the pin shaft (413) have the same center line, the other connecting part (41) is provided with a limiting pin (412), and the limiting pin (412) is inserted into the limiting groove (411, when the two control levers (4) swing to the horizontal state, the limiting pin (412) abuts against the groove wall at one end of the limiting groove (411), and when the two control levers (4) swing to the vertical state, the limiting pin (412) abuts against the groove wall at the other end of the limiting groove (411).

7. Locking device of a portable solar collector according to claim 4 or 5 or 6, it is characterized in that a plurality of pairs of guide rails (13) are fixed in the positioning column (1), the guide rails (13) are arranged along the vertical direction, the guide rails (13) are arranged along the radial direction, a gap is arranged between the two guide rails (13) of the same pair, the positioning claw (2) is positioned between the two guide rails (13) of the same pair, and two edges of the positioning claw (2) are respectively connected on two guide rails (13) in a sliding way, a plurality of strip-shaped holes (14) are arranged on the side surface of the positioning column (1), the plurality of strip-shaped holes (14) are in one-to-one correspondence with the plurality of positioning claws (2), when the positioning claws (2) slide outwards along the radial direction, the strip-shaped holes (14) can be stretched out, the ends stretched out by the plurality of positioning claws (2) are tip-shaped, and the tips of the plurality of positioning claws (2) face different directions respectively.

8. The locking device of a portable solar heat collector according to claim 7, wherein the transmission member comprises a threaded sleeve (64) and a transmission frame (6), an external thread is formed on the outer wall of the transmission shaft (3), the threaded sleeve (64) is screwed on the transmission shaft (3), the transmission frame (6) is slidably connected in the positioning column (1) along the vertical direction, the transmission frame (6) is circumferentially positioned with the positioning column (1), the threaded sleeve (64) is fixedly connected with the top end of the transmission frame (6), and a transmission plate (63) capable of driving the positioning claw (2) to stretch and retract when the transmission frame (6) is lifted and lowered is arranged on the transmission frame (6).

9. Locking device of a portable solar collector according to claim 7, characterized in that the transmission frame (6) comprises several transmission rings (61), the transmission rings (61) are arranged along the vertical direction, the transmission rings (61) are fixedly connected through a plurality of support rods (62) which are vertically arranged, a transmission plate (63) is arranged between every two adjacent transmission rings (61), the transmission plate (63) is in a long strip shape, the transmission plates (63) are obliquely arranged, two ends of each transmission plate (63) are respectively fixed on two adjacent transmission rings (61), the inner end of the positioning claw (2) is provided with a rectangular notch (21), the rectangular notch (21) is rotationally connected with two driving rollers (22), and a gap is arranged between the two driving rollers (22), the driving plate (63) passes through the gap between the two driving rollers (22), and the peripheral surfaces of the two driving rollers (22) are respectively abutted against the two side surfaces of the driving plate (63).

10. The locking device of a portable solar heat collector according to claim 4 or 5, wherein the outer side surface of the supporting rod (62) is provided with a guide groove (621) along the length direction, the inner peripheral wall of the positioning column (1) is circumferentially provided with a plurality of guide convex edges (15) vertically arranged, and the plurality of guide convex edges (15) are respectively connected in the plurality of guide grooves (621) in a sliding manner.