CN215484781U

CN215484781U - Telescopic adjusting device

Info

Publication number: CN215484781U
Application number: CN202121420466.9U
Authority: CN
Inventors: 周向阳; 李鑫奎; 况中华; 严再春; 宋雪飞; 何光辉
Original assignee: Shanghai Construction Group Co Ltd
Current assignee: Shanghai Construction Group Co Ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-11
Anticipated expiration: 2031-06-25

Abstract

The utility model provides a telescopic adjusting device which comprises a fixed rod, a movable rod, a telescopic driving mechanism and a locking mechanism, wherein a sliding hole for allowing one end of the movable rod to extend into is formed in one end of the fixed rod, the locking mechanism is arranged at one end of the movable rod, the fixed rod and the movable rod are coaxially arranged, the telescopic driving mechanism can drive the movable rod to axially slide relative to the fixed rod, so that the whole length of the movable rod and the whole length of the fixed rod can be telescopically adjusted through the telescopic driving mechanism, the locking mechanism can lock the relative position between the movable rod and the fixed rod, and when the whole length of the movable rod and the whole length of the fixed rod are adjusted to the required length, the movable rod and the fixed rod can be locked at the required position through the locking mechanism, so that the movable rod and the fixed rod can be reliably positioned.

Description

Telescopic adjusting device

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a telescopic adjusting device.

Background

At present, there is often a need for adjusting the distance between two objects, and it is a technical problem to be solved in the art if a telescopic device is provided which can not only adjust the distance between two objects, but also reliably position the distance between the two objects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a telescopic adjusting device, which can realize the adjustment of the whole length of the telescopic adjusting device and the timely and stable locking of the length.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a flexible adjusting device, includes dead lever, movable rod, flexible actuating mechanism and locks the position mechanism, the one end of dead lever is seted up the slip hole that the one end that supplies the movable rod stretched into, lock the position mechanism set up in the one end of movable rod, the dead lever with the coaxial setting of movable rod, flexible actuating mechanism can drive the movable rod is relative the dead lever is along self endwise slip, lock the relative position between position mechanism can lock movable rod and the dead lever.

Preferably, in foretell flexible adjusting device, the mechanism of being locked includes a plurality of spacing teeth and spacing actuating mechanism, a plurality of spacing teeth pass through spacing actuating mechanism install in the one end of movable rod, a plurality of spacing teeth form spacing ring gear along the circumference evenly distributed of dead lever, spacing actuating mechanism can stretch out and draw back spacing tooth for spacing ring gear realizes the switching of shrink and extension two kinds of states, the hole of sliding divide into first hole section and second hole section, external diameter phase-match when the internal diameter of first hole section and spacing ring gear shrink, be equipped with a plurality of spacing grooves along self axial interval on the pore wall of second hole section, the internal diameter of spacing groove and external diameter phase-match when spacing ring gear extends.

Preferably, in foretell flexible adjusting device, flexible actuating mechanism includes first motor, power shaft, primary shaft, secondary shaft, first line, second line, first drive mechanism and second drive mechanism, first motor drives the power shaft and rotates, the power shaft drives the primary shaft through first drive mechanism and rotates, the power shaft drives the secondary shaft through second drive mechanism and rotates, the primary shaft through first line with the terminal surface of the one end of movable rod is connected, the secondary shaft is connected near the department of locking a position mechanism on the outer peripheral face of line and movable rod through the second.

Preferably, in the telescopic adjusting device, the telescopic driving mechanism is disposed in the fixing rod, a first cavity and a second cavity, a first wire pulling channel and a second wire pulling channel are disposed in the fixing rod, the first cavity is communicated with the second cavity, the second cavity is parallel to an axial lead of the fixing rod, the first wire pulling channel is communicated with the first cavity, the second wire pulling channel is communicated with the second cavity, the first transmission mechanism and the first shaft are disposed in the first cavity, the second transmission mechanism and the second shaft are disposed in the second cavity, and the first motor and the power shaft are disposed at a joint of the first cavity and the second cavity.

Preferably, in foretell flexible adjusting device, spacing actuating mechanism includes second motor, multiaxis winder, a plurality of pull wire, a plurality of separation blade, a plurality of spring and a plurality of connecting rod, the quantity of pull wire, separation blade, spring and connecting rod all is the same with the quantity of spacing tooth, be equipped with the lane the same with the quantity of spacing tooth on the multiaxis winder, the one end of pull wire is connected on the corresponding lane of multiaxis winder, and the other end is connected with the separation blade that corresponds, second motor drive the multiaxis winder rotates, is equipped with the spring that corresponds between the shell of second motor and each separation blade, the separation blade is connected with the spacing tooth that corresponds through the connecting rod that corresponds.

According to the technical scheme disclosed above, compared with the prior art, the utility model has the following beneficial effects:

the telescopic adjusting device provided by the utility model comprises a fixed rod, a movable rod, a telescopic driving mechanism and a locking mechanism, wherein a sliding hole for allowing one end of the movable rod to extend into is formed in one end of the fixed rod, the locking mechanism is arranged at one end of the movable rod, the fixed rod and the movable rod are coaxially arranged, the telescopic driving mechanism can drive the movable rod to axially slide along the self relative to the fixed rod, so that the whole lengths of the movable rod and the fixed rod can be telescopically adjusted through the telescopic driving mechanism, the locking mechanism can lock the relative position between the movable rod and the fixed rod, and when the whole lengths of the movable rod and the fixed rod are adjusted to the required length, the movable rod and the fixed rod can be locked at the required position through the locking mechanism, so that the reliable positioning of the movable rod and the fixed rod is realized.

Drawings

Fig. 1 is a schematic structural view of a telescopic adjusting device of the present invention.

Fig. 2 is a schematic structural view of the sectional view B-B of fig. 1, namely, when the limit ring gear is extended.

FIG. 3 is a schematic structural view of the limit gear ring during shrinkage

Fig. 4 is a cross-sectional view C-C of fig. 1.

FIG. 5 is a schematic view of the latch mechanism assembled with the movable bar.

FIG. 6 is an assembled view showing the second motor, the multi-axis reel, the traction wire, the stopper, and the spring,

in the figure: 1-fixed rod, 11-first chamber, 12-second chamber, 13-first wire-drawing channel, 14-second wire-drawing channel, 15-first hole section, 16-second hole section, 17-limiting groove, 2-movable rod, 31-first motor, 32-power shaft, 33-first shaft, 34-second shaft, 35-first wire-drawing, 36-second wire-drawing, 37-first transmission mechanism, 38-second transmission mechanism, 41-limiting tooth, 42-limiting driving mechanism, 421 second motor, 422-multi-shaft winder, 423-traction wire, 424-baffle, 425-spring, 426-connecting rod, 427-supporting rod.

Detailed Description

The utility model is described in further detail below with reference to the figures and specific examples. The technical contents and features of the present invention will be described in detail below with reference to the embodiments illustrated in the accompanying drawings. It is further noted that the drawings are in greatly simplified form and are not to precise scale, merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this is not a limitation of the technical solution of the present invention.

Referring to fig. 1 to 6, the embodiment discloses a telescopic adjustment device, which includes a fixed rod 1, a movable rod 2, a telescopic driving mechanism and a locking mechanism, wherein a sliding hole for inserting one end of the movable rod 2 is formed at one end of the fixed rod 1, the locking mechanism is disposed at one end of the movable rod 2, the fixed rod 1 and the movable rod 2 are coaxially disposed, the movable rod 2 can be driven by the telescopic driving mechanism to slide along its own axial direction relative to the fixed rod 1, so that the overall length of the movable rod 2 and the fixed rod 1 can be telescopically adjusted by the telescopic driving mechanism, the locking mechanism can lock the relative position between the movable rod 2 and the fixed rod 1, and when the overall length of the movable rod 2 and the fixed rod 1 is adjusted to a required length, the movable rod 2 and the fixed rod 1 can be locked at the required position by the locking mechanism, the reliable positioning of the fixed rod and the movable rod is realized, the other end of the fixed rod 1 and the other end of the movable rod 2 can be respectively connected with two parts, and therefore the distance between the two parts can be adjusted through the telescopic adjusting device.

Preferably, in the telescopic adjusting device, the locking mechanism comprises a plurality of limiting teeth 41 and a limiting driving mechanism 42, the plurality of limit teeth 41 are arranged at one end of the movable rod 2 through a limit driving mechanism 42, the plurality of limiting teeth 41 are uniformly distributed along the circumferential direction of the fixed rod 1 to form a limiting gear ring, the limiting driving mechanism 42 can stretch and retract the limiting teeth 41, so that the limiting gear ring can be switched between a contraction state and an expansion state, the sliding hole is divided into a first hole section 15 and a second hole section 16, the inner diameter of the first hole section 15 is matched with the outer diameter of the limit gear ring when the limit gear ring contracts, namely, the outer diameter of the limit gear ring when the limit gear ring contracts is less than or equal to the outer diameter of the movable rod 2, the hole wall of the second hole section 16 is provided with a plurality of limiting grooves 17 at intervals along the axial direction of the hole wall, and the inner diameter of each limiting groove 17 is matched with the outer diameter of the limiting gear ring when the limiting gear ring extends. The inner diameter of the first bore section 15 and the inner diameter of the second bore section 16 are the same. The tooth thickness of the stopper tooth 41 means the thickness of the stopper tooth 41 in the axial direction of the second hole section. When the overall length of the telescopic adjusting device needs to be adjusted, the limiting driving mechanism 42 contracts the limiting teeth 41, so that the limiting gear ring is contracted, and the movable rod 2 can slide relative to the fixed rod 1; when the whole length of the telescopic adjusting device is adjusted in place, the limiting driving mechanism 42 extends the limiting teeth 41, so that the outer diameter of the limiting gear ring is increased, the limiting teeth 41 are embedded into the limiting grooves 17 of the second hole sections 16 of the fixed rod 1, and the movable rod 2 and the fixed rod 1 are locked and cannot move mutually.

Preferably, in the telescopic adjusting device, the telescopic driving mechanism includes a first motor 31, a power shaft 32, a first shaft 33, a second shaft 34, a first pull wire 35, a second pull wire 36, a first transmission mechanism 37 and a second transmission mechanism 38, the first motor 31 drives the power shaft 32 to rotate, the power shaft 32 drives the first shaft 33 to rotate through the first transmission mechanism 37, the power shaft 32 drives the second shaft 34 to rotate through the second transmission mechanism 38, the first shaft 33 is connected with the end face of one end of the movable rod 2 through the first pull wire 35, and the second shaft 34 is connected with the outer peripheral face of the movable rod 2 near the locking mechanism through the second pull wire 36. When the first motor 31 rotates clockwise, the power shaft 32 rotates clockwise, the first shaft 33 rotates clockwise to enable the first pull wire 35 to pay off, the second shaft 34 rotates clockwise to enable the second pull wire 36 to take up, the movable rod 2 moves outwards, and the whole length of the movable rod 2 and the fixed rod 1 is extended and lengthened; when the first motor 31 rotates counterclockwise, the power shaft 32 rotates counterclockwise, the first shaft 33 rotates counterclockwise to take up the first pulling wire 35, the second shaft 34 rotates counterclockwise to pay out the second pulling wire 36, and the movable rod 2 moves inward, so that the overall length of the movable rod and the fixed rod 1 is shortened.

Preferably, in the telescopic adjusting device, the telescopic driving mechanism is arranged in the fixing rod 1, a first cavity 11, a second cavity 12, a first wire drawing channel 13 and a second wire drawing channel 14 are arranged in the fixing rod 1, the first chamber 11 is communicated with a second chamber 12, the second chamber 12 is parallel to the axial lead of the fixed rod 1, the first wire pulling channel 13 is parallel to the axial lead of the fixed rod 1, the first wire pulling channel 13 is communicated with the first chamber 11, the second wire passage 14 communicates with the second chamber 12, the first transmission mechanism 37 and the first shaft 33 are disposed in the first chamber 11, the second transmission mechanism 38 and the second shaft 34 are disposed in the second chamber 12, and the first motor 31 and the power shaft 32 are disposed at a connection position of the first chamber 11 and the second chamber 12. By adopting the structure, the relative sliding of the movable rod 2 and the fixed rod 1 can be realized, and the accurate positioning of the movable rod and the fixed rod can be realized.

Preferably, in the telescopic adjusting apparatus, the limit driving mechanism 42 includes a second motor 421, a multi-axis reel 422, a plurality of pulling wires 423, a plurality of blocking pieces 424, a plurality of springs 425, and a plurality of connecting rods 426, the second motor 421 is installed inside the inner cavity of the movable rod 2 through a supporting rod 427, the number of the traction wires 423, the blocking pieces 424, the springs 425 and the connecting rods 426 is the same as that of the limiting teeth 41, the same number of lanes as the number of the limiting teeth 41 are provided on the multi-axis winder 422, one end of the drawing wire 423 is connected to the corresponding lane of the multi-axis winder 422, the other end is connected to the corresponding stopper 424, the second motor 421 drives the multi-axis winder 422 to rotate, a corresponding spring 425 is arranged between the housing of the second motor 421 and each baffle plate 424, the blocking plate 424 is connected with the corresponding limiting tooth 41 through the corresponding connecting rod 426. In this embodiment, multi-axis winder 422 is an eight-axis winder, eight wire channels are provided on multi-axis winder 422, and the number of pull wires 423, catch pieces 424, springs 425 and connecting rods 426 is the same as the number of limiting teeth 41, and is eight. The forward rotation (clockwise) and the reverse rotation (anticlockwise) of second motor 421 can realize the line of receipts of pull wire 423 and unwrapping wire action to can realize the shrink and the extension of spacing tooth 41, spring 425 can guarantee that spacing tooth 41 has an outside tension, can improve the bite-force between spacing tooth 41 and the spacing groove 17, thereby guarantee telescopic adjusting device's length locking.

The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.

Claims

1. The utility model provides a flexible adjusting device, its characterized in that includes dead lever, movable rod, flexible actuating mechanism and lock position mechanism, the hole of sliding that the one end of confession movable rod stretched into is seted up to the one end of dead lever, lock position mechanism set up in the one end of movable rod, the dead lever with the coaxial setting of movable rod, flexible actuating mechanism can drive the movable rod is relative the dead lever is along self endwise slip, lock position mechanism can lock the relative position between movable rod and the dead lever.

2. The telescopic adjustment device of claim 1, wherein the locking mechanism comprises a plurality of limit teeth and a limit driving mechanism, the limit teeth are mounted at one end of the movable rod through the limit driving mechanism, the limit teeth are evenly distributed along the circumferential direction of the fixed rod to form a limit gear ring, the limit driving mechanism can stretch and retract the limit teeth, so that the limit gear ring can be switched between a contraction state and an extension state, the sliding hole is divided into a first hole section and a second hole section, the inner diameter of the first hole section is matched with the outer diameter of the limit gear ring when the limit gear ring is contracted, a plurality of limit grooves are arranged on the hole wall of the second hole section at intervals along the axial direction, and the inner diameter of each limit groove is matched with the outer diameter of the limit gear ring when the limit gear ring is extended.

3. The telescopic adjusting device according to claim 2, wherein the limit driving mechanism comprises a second motor, a multi-axis winder, a plurality of pulling wires, a plurality of blocking pieces, a plurality of springs and a plurality of connecting rods, the number of the pulling wires, the number of the blocking pieces, the number of the springs and the number of the connecting rods are the same as the number of the limit teeth, the multi-axis winder is provided with lanes the same as the number of the limit teeth, one end of each pulling wire is connected to the corresponding lane of the multi-axis winder, the other end of each pulling wire is connected with the corresponding blocking piece, the second motor drives the multi-axis winder to rotate, the corresponding springs are arranged between the housing of the second motor and the corresponding blocking pieces, and the blocking pieces are connected with the corresponding limit teeth through the corresponding connecting rods.

4. The telescopic adjustment device according to claim 1, wherein the telescopic driving mechanism includes a first motor, a power shaft, a first shaft, a second shaft, a first pull wire, a second pull wire, a first transmission mechanism, and a second transmission mechanism, the first motor drives the power shaft to rotate, the power shaft drives the first shaft to rotate through the first transmission mechanism, the power shaft drives the second shaft to rotate through the second transmission mechanism, the first shaft is connected to the end face of one end of the movable rod through the first pull wire, and the second shaft is connected to the outer peripheral surface of the movable rod near the locking mechanism through the second pull wire.

5. The reach adjust device of claim 4, wherein the reach drive mechanism is disposed within the stationary rod, the stationary rod having a first chamber and a second chamber disposed therein, a first cable passageway and a second cable passageway, the first chamber communicating with the second chamber, the second chamber being parallel to the axis of the stationary rod, the first cable passageway communicating with the first chamber, the second cable passageway communicating with the second chamber, the first drive mechanism and the first shaft being disposed within the first chamber, the second drive mechanism and the second shaft being disposed within the second chamber, the first motor and the power shaft being disposed at a junction of the first chamber and the second chamber.