Inner cylinder carrying device of inner supporting type clothes dryer

Abstract

The utility model discloses an internal support type clothes dryer inner cylinder carrying device which comprises a connecting frame with a horizontal mounting plate, an internal support mechanism comprises a central shaft, the front side of the central shaft is rotatably arranged on the bottom side of the mounting plate, and the rear side of the central shaft is sequentially sleeved with two support rod mechanisms; the supporting rod mechanism comprises a first connecting sleeve and a second connecting sleeve which are sequentially arranged on the center shaft in a sleeving mode from front to back at intervals. The first connecting sleeve is arranged in a sliding mode and hinged to three inner supporting rods, the second connecting sleeve is fixedly provided with three inner supporting connecting rods, the three inner supporting connecting rods are perpendicularly fixed to the second connecting sleeve and hinged to strip-shaped through holes in rod bodies of the inner supporting rods respectively, one ends of the three supporting head connecting rods are hinged to the rear ends of the three inner supporting rods, and rubber supporting heads are fixed to the other ends of the three supporting head connecting rods. The first connecting sleeves of the two supporting rod mechanisms are connected, and the first connecting sleeves are driven by the inner supporting driving mechanism to rotate and expand / contract. The device is matched with the horizontally-arranged inner cylinder, the falling risk in the hoisting process is reduced, the problem of multiple times of tool conversion in the hoisting installation process is solved, the manual work amount is reduced, and abrasion of the inner cylinder is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a drying -machine inner tube technical field, especially in an inner support formula drying -machine inner tube handling device. BACKGROUND

[0002] In the drying -machine production industry, the assembly of the inner tube is an important link. In the assembly process, the production personnel need to first hoist the inner tube from the inner tube storage tray, change the inner tube posture to be from the open upward to lie horizontally, then change the lifting tool, hoist the inner tube into the drying -machine rack, and carry out manual installation. However, the above assembly process has the following problems: 1) the inner tube is heavy, and the manual conversion of the inner tube posture is labor-intensive; 2) the conversion of the inner tube posture results in the need to switch the lifting tool during the hoisting operation, so that the operation time is too long; 3) during installation, due to the limitations of the existing lifting tool, the adjustment of the angle of the inner tube is difficult, and the inner tube is easily worn. Based on this, it is necessary to design a device for the assembly of the inner tube. SUMMARY

[0003] The utility model aims at providing an inner support formula drying -machine inner tube handling device which solves the above technical problems.

[0004] To this end, the utility model technical scheme is as follows:

[0005] The utility model provides an inner prop type drying -machine inner tube carrying device, including the inner prop mechanism and the inner prop drive mechanism who sets up in the connecting frame, wherein, the connecting frame includes horizontal mounting plate, and the bottom surface is intervally provided with two bearing seats, the inner prop mechanism includes the central shaft, and the front side is rotatably arranged in two bearing seats through the rotary bearing, and the back side is sequentially sleeved with the same structure's front support rod mechanism and rear support rod mechanism, each support rod mechanism includes first connecting sleeve and second connecting sleeve who are sequentially intervally sleeved on the central shaft from front to back, first connecting sleeve is slidably arranged on the central shaft, three inner prop rods are evenly distributed along the circumferential direction of first connecting sleeve and are connected to first connecting sleeve through front end hinged connection, second connecting sleeve is fixed on the central shaft, three inner prop connecting rods are evenly distributed along the circumferential direction of second connecting sleeve, and one end is vertically fixed on the outer wall of second connecting sleeve, the bar-shaped through hole is formed on the rod body of each inner prop rod along its length direction, and the other end of inner prop rod is U-shaped clamping structure, three inner prop connecting rods are hingedly connected to the rear end of three inner prop rods through the pin shafts inserted in the other end and bar-shaped through hole respectively, so that the pin shaft inserted in the end of inner prop connecting rod slides in bar-shaped through hole when inner prop rod opens outward or retracts inward, one end of three support head connecting rods is hingedly connected to the rear end of three inner prop rods, and the other end is fixed with rubber support head, the outside end of rubber support head is provided with V-shaped through slot matched with the turbine arranged on the inner wall of inner tube, the two first connecting sleeves of front support rod mechanism and rear support rod mechanism are connected through three connecting shafts evenly distributed along the circumferential direction, the inner prop drive mechanism includes hand wheel, handle, handle connecting rod and handle push rod device, handle push rod device is fixed on the bottom surface of horizontal mounting plate with its inside push rod parallel to the central shaft, one end of inside push rod is fixed on the first connecting sleeve of front support rod mechanism, and the other end is hingedly connected to the top end of handle, one end of handle connecting rod is hingedly connected to the shell of handle push rod device, and the other end is hingedly connected to the middle part of handle, and hand wheel is fixed on the front end of central shaft.

[0006] Further, the inverted L-shaped support is formed by a horizontal beam and a vertical beam being fixedly connected perpendicularly, the bottom end of the vertical beam is fixed perpendicularly on the top surface of one side of the horizontal mounting plate, and the horizontal beam is arranged on the vertical beam close to the rear side of the central shaft along the axis direction of the central shaft, so that the inverted L-shaped support, the horizontal mounting plate and the central shaft form a C-shaped structure; two bar-shaped through holes for arranging hoisting connecting pieces are formed on the horizontal beam along the length direction of the horizontal beam.

[0007] Further, a C-shaped support is fixed on the top surface of the other side of the horizontal mounting plate; the C-shaped support is fixed on the bottom side wall of the vertical beam with the opening facing the vertical beam; a handle is horizontally fixed on the opening end back side of the C-shaped support, and the handle is a U-shaped frame body which is fixed on the C-shaped support with the opening facing downward.

[0008] Further, the first connecting sleeve is slidably arranged on the central shaft through a linear bearing.

[0009] Further, the third connecting sleeve is arranged and fixed on the central shaft at the rear side of the second connecting sleeve in each inner support mechanism; three springs are arranged along the circumferential direction of the third connecting sleeve, and one end of each spring is hingedly connected to the third connecting sleeve, and the other end of each spring is hingedly connected to the hinged connecting end of the corresponding inner support rod and the three support head connecting rods.

[0010] Further, the cylindrical rubber support head is fixed on the bottom end surface of the central shaft.

[0011] Further, the handle push rod device comprises a shell fixed on the bottom surface of the horizontal mounting plate, a push rod through hole is horizontally formed in the shell along the axis direction of the central shaft, and the push rod is horizontally arranged in the shell; one end of the push rod is fixed on the first connecting sleeve in the front support rod mechanism, and the other end of the push rod is hingedly connected to the top end of the handle; one end of the handle connecting rod is hingedly connected to the shell, and the other end of the handle connecting rod is hingedly connected to the middle part of the handle; a plunger hole is vertically and centrally formed in the outer side wall of the shell and penetrates the push rod through hole, a plurality of limiting blind holes matched with the plunger hole are formed in the rod wall of the push rod in a spaced manner, and a limiting plunger is inserted into the plunger hole; the limiting plunger is a cylindrical body with a limiting cap arranged at the top end and an annular boss arranged on the outer side wall; a second spring is arranged outside the limiting plunger, one end of the second spring abuts against the upper end surface of the annular boss, and the other end of the second spring abuts against the inner side surface of the top cover arranged at the plunger hole of the shell.

[0012] Further, the inner support type clothes dryer inner drum carrying device is also provided with a hoisting and carrying mechanism, the hoisting end of the hoisting and carrying mechanism is connected with the cross beam through a hoisting connecting piece, and the remote control device is arranged on the handle.

[0013] Further, the hoisting and carrying mechanism is an electric hoist or a flexible KBK crane.

[0014] Compared with the prior art, the inner support type clothes dryer inner drum carrying device adopts the support mechanism with the inner support type, realizes cooperation with the horizontally arranged inner drum through cooperation with the hoisting device, reduces the falling risk in the hoisting operation process, simultaneously increases the rotation function, reduces the steps of repeatedly converting tooling in the operation process, reduces the labor operation amount, and avoids abrasion when the inner drum rotates. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a structural schematic view of an inner support type clothes dryer inner drum carrying device according to the present application;

[0016] Figure 2 FIG. 2 is a structural schematic view of an inner support mechanism of the inner support type clothes dryer inner drum carrying device according to the present application;

[0017] Figure 3 FIG. 3 is a structural schematic view of an inner support driving mechanism of the inner support type clothes dryer inner drum carrying device according to the present application;

[0018] Figure 4 It is the sectional view of handle push rod device in the inner support driving mechanism of the inner support type clothes dryer inner drum carrying device of the utility model;

[0019] Figure 5 It is the structural schematic view of the inner support mechanism of the inner support type clothes dryer inner drum carrying device in the initial contraction state arranged in the inner drum.

[0020] Figure 6 It is the structural schematic view of the inner support mechanism of the inner support type clothes dryer inner drum carrying device arranged in the inner drum in the open support state. DETAILED DESCRIPTION

[0021] The utility model will be further explained in combination with the drawings and specific embodiments, but the following embodiments are by no means any limitation on the utility model.

[0022] Referring to Figure 1 The inner support type clothes dryer inner drum carrying device comprises an inner support mechanism and an inner support driving mechanism arranged on a connecting frame 1.

[0023] The connecting frame 1 comprises a horizontal mounting plate 104 and an inverted L-shaped support; wherein,

[0024] The inverted L-shaped support is formed by the vertical connection and fixation of a cross beam 102 and a vertical beam 101, two strip-shaped through holes are arranged on the cross beam 102 and spaced apart along the length direction thereof, so as to connect a hoisting connecting piece, so that the top end of the connecting frame 1 is connected with a hoisting carrying mechanism, so as to realize the hoisting and moving of the device to a designated work station; in the embodiment, the hoisting connecting piece is a lifting ring, and the hoisting carrying mechanism adopts an electric hoist;

[0025] The bottom end of the vertical beam 101 is vertically fixed on the top surface of one side of the horizontal mounting plate 104; a C-shaped support 103 is also vertically arranged on the top surface of the other side of the horizontal mounting plate 104, and the C-shaped support 103 is fixed on the bottom side wall of the vertical beam 101 in the direction of the opening facing the vertical beam 101; a handle 2 is horizontally fixed on the back side of the opening end of the C-shaped support 103; in the embodiment, the handle 2 is a U-shaped frame body, which is fixed on the C-shaped support 103 in the manner of the opening facing downward, so as to facilitate the manual holding of the handle 2 to keep the device stably moving with the lifting tool during the hoisting process; a manual operation button capable of remotely controlling the electric hoist is installed on one side of the handle 2, including a lifting button and a horizontal moving button, so that the inner drum 21 carrying operation is more convenient.

[0026] Participate Figure 2 The inner support mechanism comprises a front support rod mechanism and a rear support rod mechanism arranged on a center shaft 8.

[0027] The front support rod mechanism comprises a first connecting sleeve 18, a second connecting sleeve 17, a third connecting sleeve 16, three inner support rods 10, three inner support connecting rods 11, three support head 12, three support head connecting rods 13 and three springs 14; wherein,

[0028] The first connecting sleeve 18, the second connecting sleeve 17 and the third connecting sleeve 16 are sequentially sleeved on the central shaft 8 from front to back; the first connecting sleeve 18 is sleeved on the central shaft 8 through a linear bearing 19, so that it can reciprocate along the axial direction of the central shaft 8; the second connecting sleeve 17 is arranged in a spaced manner with the first connecting sleeve 18 and is fixed on the central shaft 8 through a plurality of fastening bolts arranged in a circumferential direction; the third connecting sleeve 16 is arranged in a spaced manner with the second connecting sleeve 17 and is fixed on the central shaft 8 through a plurality of fastening bolts arranged in a circumferential direction;

[0029] Three first connecting lug groups are arranged in a circumferential direction on the outer wall of the first connecting sleeve 18, each first connecting lug group is composed of two first connecting lugs arranged in parallel, the two first connecting lugs are arranged along the axial direction of the central shaft 8 and are fixed perpendicularly on the outer wall of the first connecting sleeve 18; the front ends of the three inner support rods 10 are respectively inserted between the two first connecting lugs in the three first connecting lug groups, and are connected in a hinged manner through the pin shafts penetrating the two first connecting lugs and the inner support rods 10, so that the three inner support rods 10 are respectively connected in a rotatable manner on the three first connecting lug groups; a strip-shaped through hole is formed in the length direction of the rod body of each inner support rod 10, and the length of the strip-shaped through hole is adapted to the length of the inner support rod 10, so as to be used as a guide channel;

[0030] Three second connecting lug groups are arranged on the outer wall of the second connecting sleeve 17 in the circumferential direction, and the arrangement positions of the three second connecting lug groups correspond to the arrangement positions of the three first connecting lug groups one by one; each of the three second connecting lug groups is composed of two parallel second connecting lugs, which are arranged along the axis direction of the central shaft 8 and are vertically fixed on the outer wall of the second connecting sleeve 17; the front ends of the three inner support connecting rods 11 are respectively inserted between the two second connecting lugs in the three second connecting lug groups, and are fixedly connected through two fixing bolts arranged on the two second connecting lugs and the inner support connecting rod 11, so that one end of the three inner support connecting rods 11 is vertically fixed on the outer wall of the second connecting sleeve 17 through the three second connecting lug groups; the other end of the inner support connecting rod 11 has a U-shaped clamping structure, so that the other end is clamped on both sides of the inner support rod 10 on the same side and is hingedly connected to the inner support rod 10 through a pin shaft arranged in the strip-shaped through hole of the other end of the inner support connecting rod 11 and the inner support rod 10; during the reciprocating sliding of the three inner support rods 10 on the central shaft 8 with the first connecting sleeve 18, the pin shaft arranged on the rear end of the inner support connecting rod 11 reciprocates in the strip-shaped through hole of the inner support rod 10; when the pin shaft arranged on the rear end of the inner support connecting rod 11 is located at the front end of the strip-shaped through hole of the inner support rod 10, the included angle between the inner support rod 10 and the central shaft 8 is maximum, so that the front support rod mechanism is in the maximum open state; when the pin shaft arranged on the rear end of the inner support connecting rod 11 is located at the rear end of the strip-shaped through hole of the inner support rod 10, the included angle between the inner support rod 10 and the central shaft 8 is minimum, so that the front support rod mechanism is in the minimum retracted state;

[0031] The rear ends of the three inner support rods 10 are fixed on the U-shaped clamping part, and the U-shaped clamping part is arranged in a rear-opening manner; one end of the three support head connecting rods 13 is inserted into the three U-shaped clamping parts and is hingedly connected through a pin shaft arranged on the U-shaped clamping part and the support head connecting rod 13, so that the three support head connecting rods 13 are rotatably connected to the three U-shaped clamping parts and are arranged in a radial manner in the circumferential direction of the central shaft 8; the three support heads 12 are fixed on the other ends of the three support head connecting rods 13; in this embodiment, the support head 12 is a V-shaped nylon block with a V-shaped through slot arranged at one end, and is arranged in a manner that the V-shaped through slot opens outward; the size of the V-shaped through slot is adapted to the size of the impeller 22 arranged on the inner wall of the inner cylinder 21, so that when the three inner support rods 10 are in the open state, the V-shaped through slots of the three support heads 12 are correspondingly and mutually embedded with the impellers 22 in the inner cylinder 21, preventing the workpiece from sliding after being supported;

[0032] Three third connecting lugs are evenly arranged on the outer wall of the third connecting sleeve 16 in the circumferential direction, and are arranged along the axis of the central shaft 8 and are fixed perpendicularly on the outer wall of the second connecting sleeve 17; the arrangement positions of the three third connecting lugs correspond to the arrangement positions of the three second connecting lug groups one by one; the three springs 14 are distributed radially in the circumferential direction of the third connecting sleeve 16, and the two ends of each spring 14 are respectively hingedly connected to the third connecting lug and one end of the support head connecting rod 13, so as to ensure that when the inner support mechanism is not working, the support rod mechanism in the maximum open state can be retracted under the action of the three springs 14 pulling the three support head connecting rods 13 to reset.

[0033] The rear support rod mechanism and the front support rod mechanism have the same structure, and the first connecting sleeves 18 of the two are connected through three connecting shafts 9 evenly arranged in the circumferential direction of the central shaft 8; specifically, since the first connecting sleeve 18 is sleeved on the central shaft 8 through the linear bearing 19, the outer diameter of the sleeve body is larger than the outer diameter of the second connecting sleeve 17 and the third connecting sleeve 16; based on this, the three connecting shafts 9 are evenly arranged in the circumferential direction of the central shaft 8 in a manner parallel to the central shaft 8, and the two ends of each connecting shaft 9 are respectively fixed on the outer walls of the first connecting sleeves 18 of the rear support rod mechanism and the front support rod mechanism, and the three support heads 12 on the rear support rod mechanism and the front support rod mechanism are arranged in a one-to-one correspondence in front and back.

[0034] As a preferred technical solution of the embodiment, a cylindrical rubber support head 15 is fixed on the bottom end face of the central shaft 8 to avoid damage to the inner cylinder when the rear end of the central shaft 9 abuts against the bottom face of the inner cylinder.

[0035] Referring to Figure 3 , the inner support driving mechanism includes a hand wheel 3, a handle 4, a handle connecting rod 5, and a handle push rod device 6;

[0036] On the bottom face of the horizontal mounting plate 104, two bearing seats are fixed at intervals along the arrangement direction of the cross beam 102, so that the front end of the central shaft 8 arranged along the arrangement direction of the cross beam 102 is rotatably arranged in the two bearing seats through a rotating bearing; the hand wheel 3 is fixed on the front end of the central shaft 8, so as to adjust the rotation angle of the central shaft 8 by rotating the hand wheel 3, so that the three support heads 12 on the two support rod mechanisms correspond to the three impeller wheels 22 evenly arranged on the inner wall of the inner cylinder 21; further, when the three support rods of the two support rod mechanisms are opened outward, the top ends of the three support heads 12 on each support rod mechanism abut against the inner wall of the inner cylinder 21, and the V-shaped through grooves of the three support heads 12 are respectively embedded with the three impeller wheels 22; in addition, in terms of structural configuration, the whole of the connecting frame 1, the inner support mechanism, and the inner support driving mechanism is a C-shaped structure, which has the advantage of balancing the lifting tool after lifting the inner cylinder;

[0037] Referring to Figure 4The handle push rod device 6 comprises a push rod 601, a shell 602 and a limiting plunger 603; the shell 602 is fixed on the bottom surface of the horizontal mounting plate 104, and a push rod through hole is horizontally formed on the shell 602 along the axis direction of the central shaft 8, so that the push rod 601 is horizontally through-set in the shell 602; one end of the push rod 601 is fixed on the outer wall of the first connecting sleeve 18 in the front support rod mechanism through an L-shaped connecting piece 7, and the other end is hingedly connected with the top end of the handle 4; the handle connecting rod 5 is obliquely arranged on the lower side of the shell 60, one end of which is hingedly connected to the shell 602, and the other end is hingedly connected to the middle part of the handle 4; the lower part of the handle 4 is provided with a grip for hand holding; when in use, the handle 4 is swung by holding the grip of the handle 4, so as to control the push rod 601 in the handle push rod device 6 to stretch out or retract; a plunger hole is formed in the middle of the outer side wall of the shell 602 and vertically penetrates the push rod through hole; correspondingly, a plurality of limiting blind holes are formed on the rod wall opposite to the plunger hole of the push rod 601; the limiting plunger 603 is inserted into the plunger hole, and the bottom end of the limiting plunger 603 can be inserted and matched with any limiting blind hole; the limiting plunger 603 is a cylindrical body provided with a limiting cap at the top end and an annular boss 6031 on the lower outer wall; the second spring 606 is sleeved outside the limiting plunger 603, one end of the second spring 606 abuts against the upper end surface of the annular boss 6031, and the other end abuts against the bottom surface of the top cover 604 arranged at the plunger hole opening of the shell 3; wherein the top cover 604 is a ring body split into two parts, the inner diameter of which is smaller than the inner diameter of the plunger hole, and the top cover 604 is fixed on the shell 3 by a plurality of bolts 604 uniformly arranged in the circumferential direction.

[0038] In actual application, the limiting plunger 603 is pulled outwards to separate the bottom end thereof from the limiting blind hole on the push rod 601, and then the handle 4 is pushed and pulled to drive the push rod 601 to move relative to the shell 602, so as to drive the rear support rod mechanism and the first connecting sleeve 18 on the front support rod mechanism to move relative to the central shaft 8, so that the two support rod mechanisms are opened or retracted; when the position of the push rod 601 relative to the shell 3 is adjusted, the limiting plunger 603 is loosened, so that the bottom end thereof is inserted into the limiting blind hole on the corresponding position of the push rod 601, so as to be limited and fixed; at this time, the opening or retraction state of the two support rod mechanisms is maintained.

[0039] Referring to Figure 5 and Figure 6 In actual application, each device carries one drying machine inner cylinder 21 at a time; specifically, the working process of the inner support type drying machine inner cylinder carrying device is as follows:

[0040] S1, manually pull out the limit plunger 603 of the handle push rod device 6, and push the handle 4 forward by operating the handle 4; then, release the limit plunger 603 to ensure that the inner supporting mechanism is in the retracted state; under the cooperation of the hoisting and carrying mechanism, the inner supporting mechanism is inserted into the inner drum of the clothes dryer until the support head 15 at the rear end of the center shaft 8 abuts against the center of the bottom surface of the inner drum 21;

[0041] S2, manually adjust the rotation angle of the inner supporting mechanism by the hand wheel 3, so that each three support heads 12 on the two support rod mechanisms of the supporting mechanism are respectively one-to-one corresponding to the three turbines 21 on the inner wall of the inner drum 21, that is, the V-shaped through slot of each support head 12 is oppositely arranged with the turbine 21;

[0042] S3, manually pull out the limit plunger 603 of the handle push rod device 6, and pull the handle 4 backward by operating the handle 4, so that the built-in push rod of the handle push rod device 6 synchronously pushes the first annular sleeve 18 on the two support rod mechanisms to move to the rear side of the center shaft 8, and then the entire inner supporting rod 10 is opened outward until each support head 12 is embedded and matched with the corresponding turbine 21; then, release the limit plunger 603 to ensure that the inner supporting mechanism remains in the open state; under the cooperation of the hoisting and carrying mechanism, manually operate the handle 2 to insert the inner drum 21 into the inner frame of the clothes dryer, and adjust the assembly angle of the inner drum 21 by manually operating the hand wheel 3, to complete the installation of the inner drum.

[0043] S4, manually pull out the limit plunger 603 of the handle push rod device 6, and push the handle 4 forward by operating the handle 4; then, release the limit plunger 603 to ensure that the inner supporting mechanism is in the retracted state; under the cooperation of the hoisting and carrying mechanism, the inner supporting mechanism is taken out from the inner drum of the clothes dryer; the device can perform the next task.

[0044] In summary, the inner supporting type clothes dryer inner drum carrying device is designed for the hoisting and installation of the inner drum, which not only realizes the easy picking and stable hoisting of the inner drum, but also cooperates with the angle adjustment work during the installation of the inner drum, so that the carrying and assembly of the inner supporting type clothes dryer inner drum are quickly and conveniently completed.

[0045] It should be noted that the part not disclosed in detail in the utility model belongs to the known technology in the art; in addition, although the specific embodiments of the utility model are described above in order to facilitate the understanding of the utility model by those skilled in the art, it should be clear that the utility model is not limited to the scope of the specific embodiments, and for those skilled in the art, it is obvious that various changes are within the spirit and scope of the utility model defined and limited by the appended claims, and all utility model creations utilizing the concept of the utility model are protected.

Claims

1. A conveying device for the inner drum of an internally supported clothes dryer, characterized in that, The system includes an inner support mechanism and an inner support drive mechanism mounted on a connecting frame (1); wherein the connecting frame (1) includes a horizontal mounting plate (104), on which two bearing seats are spaced apart; the inner support mechanism includes a central shaft (8), the front side of which is rotatably mounted in the two bearing seats via a rotating bearing, and the rear side of which is sequentially fitted with a front support rod mechanism and a rear support rod mechanism of the same structure; each support rod mechanism includes a first connecting sleeve (18) and a second connecting sleeve (17) sequentially spaced apart on the central shaft (8) from front to back; the first connecting sleeve (18) is slidably mounted on the central shaft (8), and the three supports are... The inner support rods (10) are evenly distributed along the circumference of the first connecting sleeve (18) and are hinged to the first connecting sleeve (18) at the front end; the second connecting sleeve (17) is fixed on the central shaft (8), and the three inner support connecting rods (11) are evenly distributed along the circumference of the second connecting sleeve (17), with one end vertically fixed to the outer wall of the second connecting sleeve (17); each inner support rod (10) has a strip-shaped through hole along its length, and the other end of the inner support rod (10) has a U-shaped clamping structure. The three inner support connecting rods (11) are connected by pins that pass through the other end and the strip-shaped through hole. The shafts are respectively hinged to the rear ends of the three inner support rods (10), so that when the inner support rods (10) open outward or retract inward, the pins passing through the ends of the inner support connecting rods (11) slide in the strip-shaped through holes; one end of the three support head connecting rods (13) is respectively hinged to the rear ends of the three inner support rods (10), and the other end is fixed with a rubber support head (12). The outer end of the rubber support head (12) is provided with a V-shaped through groove that cooperates with the turbines arranged on the inner wall of the inner cylinder; the two first connecting sleeves (18) of the front support rod mechanism and the rear support rod mechanism are connected by three connecting shafts (9) evenly distributed in the circumferential direction. The internal support drive mechanism includes a handwheel (3), a handle (4), a handle linkage (5), and a handle push rod device (6). The handle push rod device (6) is fixed on the bottom surface of the horizontal mounting plate (104) with its inner push rod parallel to the central shaft (8). One end of its inner push rod is fixed on the first connecting sleeve (18) of the front support rod mechanism, and the other end is hinged to the top of the handle (4). One end of the handle linkage (5) is hinged to the outer shell of the handle push rod device (6), and the other end is hinged to the middle of the handle (4). The handwheel (3) is fixed to the front end of the central shaft (8).

2. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, An inverted L-shaped bracket is provided on one side of the top surface of the horizontal mounting plate (104). The inverted L-shaped bracket is formed by vertically connecting and fixing a crossbeam (102) and a vertical beam (101). The bottom end of the vertical beam (101) is vertically fixed on one side of the top surface of the horizontal mounting plate (104). The crossbeam (102) is set on one side of the vertical beam (101) near the rear side of the central axis (8) along the axial direction of the central axis (8), so that the inverted L-shaped bracket, the horizontal mounting plate (104) and the central axis (8) form a C-shaped structure. Two strip-shaped through holes for setting up hoisting connectors are opened at intervals along the length direction of the crossbeam (102).

3. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, A C-shaped bracket (103) is fixed on the top surface of the other side of the horizontal mounting plate (104); the C-shaped bracket (103) is fixed on the bottom side wall of the vertical beam (101) with its opening facing the vertical beam (101); a handle (2) is horizontally fixed on the back side of the opening end of the C-shaped bracket (103), the handle (2) is a U-shaped frame, which is fixed in the center on the C-shaped bracket (103) with its opening facing downward.

4. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, The first connecting sleeve (18) is slidably mounted on the central shaft (8) via a linear bearing.

5. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, In each inner support mechanism, a third connecting sleeve (16) is also spaced out and fixed on the central shaft (8) located behind the second connecting sleeve (17); three springs (14) are evenly distributed along the circumference of the third connecting sleeve (16), one end of which is hinged to the third connecting sleeve (16), and the other end is respectively hinged to the hinged connection end of the three support head connecting rods (13) and the corresponding inner support rods (10).

6. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, A cylindrical rubber support head (15) is fixed on the bottom end face of the central shaft (8).

7. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, The handle push rod device (6) includes a housing (602) fixed to the bottom surface of a horizontal mounting plate (104), on which a push rod through hole is horizontally opened along the axial direction of the central axis (8), so that the push rod (601) is horizontally inserted into the housing (602); one end of the push rod (601) is fixed to the first connecting sleeve (18) in the front support rod mechanism, and the other end is hinged to the top of the handle (4); one end of the handle connecting rod (5) is hinged to the housing (602), and the other end is hinged to the middle of the handle (4); on the outer wall surface of the housing (602) A plunger hole is provided vertically and extends through the push rod through hole. A number of limiting blind holes that cooperate with the plunger hole are provided at intervals on the rod wall of the push rod (601). A limiting plunger (603) is inserted into the plunger hole. It is a cylinder with a limiting cap at the top and an annular boss (6031) on the lower outer wall. A second spring (606) is sleeved on the outside of the limiting plunger (603). One end of the spring abuts against the upper surface of the annular boss (6031), and the other end abuts against the inner side of the top cover (604) provided at the plunger hole opening of the outer shell (602).

8. The inner drum conveying device for an internally supported clothes dryer according to claim 1, characterized in that, It is also equipped with a hoisting and handling mechanism, whose hoisting end is connected to the crossbeam through a hoisting connector, and its remote control device (20) is installed on the handle (2).

9. The inner drum conveying device for an internally supported clothes dryer according to claim 8, characterized in that, Lifting and handling mechanism: electric hoist or flexible KBK crane.

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