CN211289438U

CN211289438U - Automatic leveling triangular support

Info

Publication number: CN211289438U
Application number: CN201922171969.6U
Authority: CN
Inventors: 王灿
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-18
Anticipated expiration: 2029-12-06

Abstract

A tripod capable of automatically leveling comprises a support platform, a support rod, an insulating shell and a leveling motor. And a supporting plate is arranged at the lower part of the support platform. The lower part of the supporting plate is provided with a sliding rod, and a telescopic arm is movably arranged on the sliding rod. And three support rods are arranged on the outer side of the lower part of the support platform in an array mode. The middle part of the supporting rod is hinged with the telescopic arm, the lower end of each supporting rod is correspondingly provided with a leveling motor, a power output shaft of each leveling motor is provided with a threaded rod with the same axis, and the threaded rod is sleeved with an extending foot. The storage battery, the switch, the conductive plate and the leveling motor are connected by wires to form an electric loop. The utility model discloses a A-frame can realize the relative horizontality of automatic adjustment platform support, compares in artifical manual regulation, and its governing speed is fast, and the adjustment is accurate, and stability is high, and the practicality is strong.

Description

Automatic leveling triangular support

Technical Field

The utility model relates to a triangular supports frame technical field especially relates to a triangular supports who can make level automatically of length of automatic adjustment support leg.

Background

A triangular support frame is used for placing and supporting equipment such as a camera and a total station. Telescopic support bars and manually adjustable height support platforms are commonly used. When the triangular support frame is used, the triangular support frame is required to be placed at a designated position, then the length of each support rod is manually adjusted, and a relatively horizontal state is found by adopting continuous adjustment. And then, the height of the platform is adjusted, and finally, equipment such as a camera, a total station and the like can be installed.

The existing triangular support can find a relatively horizontal position only through complicated manual adjustment, and is long in time consumption, low in accuracy and low in working efficiency. Therefore, a need exists for a tripod capable of rapidly adjusting its own level and rapidly entering an operating state.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned technical problem, provide an automatic tripod of making level.

The automatic leveling triangular support comprises a support platform, a support rod, an insulating shell and a leveling motor. The lower part of the support platform is provided with a supporting plate, the supporting plate is provided with an insulating shell, and the outer side of the insulating shell is respectively provided with a storage battery and a switch. The lower part of the supporting plate is provided with a sliding rod, and a telescopic arm is movably arranged on the sliding rod. The support platform lower part outside array is provided with three bracing piece, is respectively: first bracing piece, No. two bracing pieces and No. three bracing pieces. The middle part and the flexible arm of bracing piece are articulated to be connected, correspond respectively at the lower extreme of every bracing piece and are provided with the leveling motor, do respectively: a power output shaft of each leveling motor is coaxially provided with a threaded rod, and the threaded rod is sleeved with an extending foot. The storage battery, the switch, the conductive plate and the leveling motor are connected by wires to form an electric loop.

Further, the support platform middle part seted up the equipment fixing hole, its lower surface outside array is provided with a plurality of risers, is provided with the layer board on the inside wall of riser, the bracing piece groove has been seted up to the lower extreme of riser. The layer board upper surface is provided with insulating casing, and the circumference array is provided with three current conducting plate on insulating casing's inside wall, is respectively: the current-conducting plate of No. one, No. two current-conducting plates and No. three current-conducting plates. The three conductive plates are isolated by insulating strips, and the thickness of the conductive plates is consistent with that of the insulating strips. The three current-conducting plates and the three supporting rods are correspondingly arranged according to the serial numbers. A conductive metal wire is hung at the center of the inner side of the upper surface of the insulating shell, and one end of the conductive metal wire is provided with a conductive ball. The diameter of the conductive ball is larger than the width of the insulating strip. The conductive metal wire is electrically connected with the switch, the switch is electrically connected with one of the poles of the storage battery, the first conductive plate is electrically connected with one of the poles of the first leveling motor, the second conductive plate is electrically connected with one of the poles of the second leveling motor, and the third conductive plate is electrically connected with one of the poles of the third leveling motor. The other poles of the leveling motors are respectively electrically connected with the other poles of the storage batteries.

Furthermore, one end of the support rod is hinged in the support rod groove, the other end of the support rod is provided with a through groove, one end of the through groove is provided with a sliding groove, and one end of the inner side of the through groove is fixedly provided with a leveling motor. The inside activity of spout is provided with and stretches out the foot, is stretching out the inside screw thread through-hole that is seted up of foot. And a threaded rod is coaxially arranged on the output shaft of the leveling motor. The threaded rod penetrates through the threaded through hole and is meshed with the threaded through hole.

Furthermore, the lower surface of the supporting plate is fixedly provided with a sliding rod, the sliding rod is provided with inner lock holes in an array mode, and the sliding rod is sleeved with a sliding sleeve in a sliding mode. The sliding sleeve is provided with an outer lock hole, and the outer wall of the sliding sleeve is provided with three telescopic arm grooves in an array manner, which are respectively as follows: the telescopic arm comprises a first telescopic arm groove, a second telescopic arm groove and a third telescopic arm groove, wherein each telescopic arm groove is internally hinged with a telescopic arm. The other end of the telescopic arm is hinged on the corresponding support rod. The sliding sleeve slides on the sliding rod, and when the inner lock hole is corresponding to the outer lock hole, the lock rod is inserted into the sliding sleeve to lock the position of the sliding sleeve.

The utility model discloses a theory of operation: when in use, the utility model (called as "new type" for short) has two operation steps: (1) at first will this novel disclosed A-frame is placed at appointed position as required, then struts this A-frame's three bracing piece, through the relative position of adjustment sliding sleeve for the slide bar, adjusts the opening size of three bracing piece and the height of support platform.

(2) After the preparation is completed, the required equipment (such as a camera, a total station and the like) is installed in the equipment installation hole of the platform bracket, and then a switch on the supporting plate is turned on. At the moment, the conductive ball inclines to the lower position of the unbalanced point and is in contact with the conductive plate at the corresponding position, at the moment, an electric loop formed by the storage battery, the switch, the leveling motor, the conductive metal wire, the conductive ball and the conductive plate is switched on, the corresponding leveling motor rotates and transmits the rotation to the threaded rod, and the threaded rod pushes the extending foot meshed with the threaded rod to extend outwards so as to jack up the relatively short side supporting rod upwards. The triangular support is repeatedly reciprocated for many times until the supporting plate is in a horizontal state, at the moment, the conductive ball is suspended in the insulating shell under the traction of the conductive metal wire and cannot be contacted with the conductive plate, and the triangular support can be used in a leveling state.

After the use is finished, the switch is turned off, the extending foot is pushed back to the original position, and then the triangular support is folded.

Description of the drawings:

FIG. 1: a tripod deployment schematic;

FIG. 2: three shelf closed schematic diagrams;

FIG. 3: a schematic diagram of a sliding sleeve;

FIG. 4: a schematic view of a support bar;

FIG. 5: through slot-protruding foot schematic;

FIG. 6: a schematic illustration of a protruding foot;

FIG. 7: a stent platform schematic;

FIG. 8: the cross section of the insulating shell, the conductive plate and the conductive ball is shown schematically;

FIG. 9: the cross section of the insulating shell, the conductive plate and the conductive ball is schematically shown in the second step;

figure 10 is a schematic bottom view of the tripod in an unfolded state.

Wherein: 1-support platform, 10-equipment mounting hole, 11-riser, 110-support rod groove, 12-pallet, 121-insulating shell, 122-conductive plate, 1221-conductive plate I, 1222-conductive plate II, 1223-conductive plate III, 123-insulating strip, 124-conductive metal wire, 125-conductive ball, 126-storage battery, 127-switch, 13-slide rod, 130-inner locking hole, 14-sliding sleeve, 140-outer locking hole, 141-telescopic arm groove, 1410-first telescopic arm groove, 1411-second telescopic arm groove, 1412-third telescopic arm groove, 142-telescopic arm, 2-support rod, 20-first support rod, 21-second support rod, 22-third support rod, 23-through groove, 230-sliding groove, 231-a leveling motor, 232-a leveling motor, 233-a leveling motor, 234-an extending foot, 235-a threaded through hole, 236-a threaded rod and 237-a leveling motor.

The specific implementation mode is as follows:

the present invention will be described in detail with reference to the accompanying drawings.

Referring to the attached drawings, the tripod for automatic leveling comprises a support platform 1, a support rod 2, an insulating housing 121 and a leveling motor 237. Support platform 1 middle part seted up equipment fixing hole 10, its lower surface outside array is provided with a plurality of risers 11, is provided with layer board 12 on riser 11's the inside wall, three bracing piece groove 110 has been seted up to riser 11's lower extreme, rotate respectively in the three bracing piece groove 110 and be provided with bracing piece 2, do respectively: a first support rod 20, a second support rod 21 and a third support rod 22. A sliding rod 13 is fixedly arranged on the lower surface of the supporting plate 12, inner lock holes 130 are formed in the sliding rod 13 in an array mode, and a sliding sleeve 14 is slidably sleeved on the sliding rod 13; an outer lock hole 140 is formed in the sliding sleeve 14, and three telescopic arm grooves 141 are arranged in an array on the outer wall of the sliding sleeve and respectively include: a first telescopic arm groove 1410, a second telescopic arm groove 1411 and a third telescopic arm groove 1412, wherein each telescopic arm groove 141 is internally hinged with a telescopic arm 142; the other end of the telescopic arm 142 is hinged at the middle position of the corresponding support rod 2; the sliding sleeve 14 slides on the sliding rod 13, and when the inner locking hole 130 corresponds to the outer locking hole 140, the locking bar is inserted therein to lock the position of the sliding sleeve 14. 2 one end of bracing piece articulate in bracing piece groove 110, logical groove 23 has been seted up to the other end, spout 230 has been seted up to the one end that leads to groove 23, its inboard one end has set firmly leveling motor 237, do respectively: a first leveling motor 231, a second leveling motor 232, and a third leveling motor 233; an extending foot 234 is movably arranged inside the sliding chute 230, and a threaded through hole 235 is formed inside the extending foot 234; a threaded rod 236 is coaxially arranged on an output shaft of the leveling motor 237; the threaded rod 236 is disposed in the threaded through hole 235 and engaged with each other. An insulating shell 121 is arranged on the upper surface of the supporting plate 12, and a storage battery 126 and a switch 127 are respectively arranged on the outer side of the insulating shell 121. The circumference array is provided with three conducting plates 122 on the inside wall of insulating casing 121, is respectively: a first conductive plate 1221, a second conductive plate 1222, and a third conductive plate 1223; the three conductive plates 122 are blocked by the insulating strips 123, and the thickness of the conductive plates 122 is consistent with that of the insulating strips 123; the three conductive plates 122 and the three support rods 2 are arranged correspondingly according to the serial numbers; a conductive metal wire 124 is hung at the center of the inner side of the upper surface of the insulating shell 121, and a conductive ball 125 is arranged at one end of the conductive metal wire 124; the diameter of the conductive balls 125 is greater than the width of the insulating strips 123; the battery 126, the switch 127, the conductive plate 122, and the leveling motor 237 are connected by electric wires and constitute an electric circuit, in which: the conductive metal wire 124 is electrically connected with the switch 127, the switch 127 is electrically connected with one of the storage batteries 126, the first conductive plate 1221 is electrically connected with one of the first leveling motors 231, the second conductive plate 1222 is electrically connected with one of the second leveling motors 232, and the third conductive plate 1223 is electrically connected with one of the third leveling motors 233; the other poles of the leveling motors 237 are electrically connected to the other poles of the battery 126.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

The utility model discloses an useful part: the utility model discloses a A-frame can realize the relative horizontality of automatic adjustment platform support, compares in artifical manual regulation, and its governing speed is fast, and the adjustment is accurate, and stability is high, and the practicality is strong.

Claims

1. The utility model provides an automatic tripod of making level, includes support platform (1), bracing piece (2), insulating casing (121) and leveling motor (237), its characterized in that: a supporting plate (12) is arranged at the lower part of the support platform (1), an insulating shell (121) is arranged on the supporting plate (12), and a storage battery (126) and a switch (127) are respectively arranged on the outer side of the insulating shell (121); a sliding rod (13) is arranged at the lower part of the supporting plate (12), and a telescopic arm (142) is movably arranged on the sliding rod (13); the support platform (1) lower part outside array is provided with three bracing piece (2), is respectively: a first support rod (20), a second support rod (21) and a third support rod (22); the middle part of bracing piece (2) is connected with flexible arm (142) are articulated, corresponds respectively at the lower extreme of every bracing piece (2) and is provided with leveling motor (237), is respectively: the leveling device comprises a first leveling motor (231), a second leveling motor (232) and a third leveling motor (233), wherein a power output shaft of each leveling motor (237) is coaxially provided with a threaded rod (236), and the threaded rod (236) is sleeved with an extending foot (234); the storage battery (126), the switch (127), the conductive plate (122) and the leveling motor (237) are connected by wires to form an electric circuit.

2. The self-leveling tripod according to claim 1, wherein: the middle part of the support platform (1) is provided with an equipment mounting hole (10), the outer side of the lower surface of the support platform is provided with a plurality of vertical plates (11) in an array manner, the inner side walls of the vertical plates (11) are provided with supporting plates (12), and the lower ends of the vertical plates (11) are provided with supporting rod grooves (110); the upper surface of layer board (12) is provided with insulating casing (121), and the circumference array is provided with three conducting plate (122) on the inside wall of insulating casing (121), is respectively: a first conductive plate (1221), a second conductive plate (1222), and a third conductive plate (1223); insulating strips (123) among the three conductive plates (122) are used for blocking, and the thicknesses of the conductive plates (122) and the insulating strips (123) are consistent; the three conductive plates (122) and the three support rods (2) are correspondingly arranged according to the serial numbers; a conductive metal wire (124) is hung at the center of the inner side of the upper surface of the insulating shell (121), and one end of the conductive metal wire (124) is provided with a conductive ball (125); the diameter of the conductive ball (125) is larger than the width of the insulating strip (123); the conductive metal wire (124) is electrically connected with the switch (127), the switch (127) is electrically connected with one of the storage batteries (126), the first conductive plate (1221) is electrically connected with one of the first leveling motors (231), the second conductive plate (1222) is electrically connected with one of the second leveling motors (232), and the third conductive plate (1223) is electrically connected with one of the third leveling motors (233); the other poles of the leveling motors (237) are electrically connected to the other poles of the battery (126).

3. The self-leveling tripod according to claim 1, wherein: one end of the support rod (2) is hinged in the support rod groove (110), the other end of the support rod is provided with a through groove (23), one end of the through groove (23) is provided with a sliding groove (230), and one end of the inner side of the through groove is fixedly provided with a leveling motor (237); a stretching foot (234) is movably arranged in the sliding groove (230), and a threaded through hole (235) is formed in the stretching foot (234); a threaded rod (236) is coaxially arranged on an output shaft of the leveling motor (237); the threaded rod (236) is arranged in the threaded through hole (235) in a penetrating mode and meshed with each other.

4. The self-leveling tripod according to claim 1, wherein: the lower surface of the supporting plate (12) is fixedly provided with a sliding rod (13), the sliding rod (13) is provided with inner lock holes (130) in an array manner, and the sliding rod (13) is sleeved with a sliding sleeve (14) in a sliding manner; an outer lock hole (140) is formed in the sliding sleeve (14), and three telescopic arm grooves (141) are arranged on the outer wall of the sliding sleeve in an array mode and respectively comprise: a first telescopic arm groove (1410), a second telescopic arm groove (1411) and a third telescopic arm groove (1412), wherein each telescopic arm groove (141) is internally hinged with a telescopic arm (142); the other end of each telescopic arm (142) is hinged to the corresponding support rod (2); the sliding sleeve (14) slides on the sliding rod (13), and when the inner lock hole (130) corresponds to the outer lock hole (140), the lock rod is inserted into the sliding sleeve to lock the position of the sliding sleeve (14).