CN218047560U - Three-dimensional motion mixer - Google Patents

Abstract

The utility model discloses a three-dimensional motion mixer, which comprises a box body, a rotating device, a fixing device and a mixing device; through setting up two rotary device, rotary disk and stirring frame, when rotary device moved, the rotary disk was rotatory simultaneously, and stirring frame and rotary disk counter rotation for the device can carry out better mixed operation to powder. Through setting up the control panel to with main motor, first rotating electrical machines and second rotating electrical machines electric connection, make opening of controlling means open, increase the nature controlled of device, increase mixed effect. Through the transmission who sets up sprocket and chain constitution for two rotary device can keep the operation with fast, make the device operation more stable, increase mixed effect.

Description

Three-dimensional motion mixer

Technical Field

The utility model relates to a relevant technical field of medicament preparation, especially a three-dimensional motion mixes machine.

Background

The three-dimensional motion mixer is one kind of mixer, and the machine is used for the high homogeneity mixing of powdery and granular materials in pharmacy, chemical industry, food, light industry, electronics, machinery, mining and metallurgy, national defense industry and scientific research units. The mixer is a mechanical device which uniformly mixes two or more materials by using mechanical force, gravity and the like, and can increase the contact surface area of the materials in the mixing process to promote chemical reaction or accelerate physical change. The machine can evenly mix powdery or granular materials with good flowing property, so that the mixed materials achieve the best effect.

Patent CN202020568757.1 discloses a three-dimensional machine that mixes is used in preparation of xuesaitong dispersing tablet, drives the mixing drum up-and-down motion through motor elevating system, and the operation of convenient unloading of going up improves the mixing efficiency of three-dimensional machine that mixes.

But the device mixes barrel self when stirring, and it is simple to mix barrel rotation direction, can only drive the lead screw through driving motor and carry out up-and-down motion and reach mixed effect for the mixing uniformity of raw materials is relatively poor, can't take off the blending tank when wasing simultaneously, need wash the inner wall with the water pipe, wastes time and energy.

Disclosure of Invention

An object of the utility model is to overcome the complicated unable dismantlement of device structure and mix inhomogeneous problem, provide a three-dimensional motion mixer.

A three-dimensional motion mixer comprises

The box body is provided with two through holes in a parallel penetrating manner on the front side; a rotating shaft bearing is arranged in the through hole; a main motor is arranged in the box body;

the rotating devices are arranged in parallel in two; the rotating device is rotatably inserted into the rotating shaft bearing;

the rotating device is connected with the main motor through a transmission device;

the fixing device is fixedly arranged on the rotating device; the fixing device comprises a fixing base and a fixing ring;

the fixed base is arranged at the front end of the rotating device positioned on the left side; the fixed base is of a cylindrical groove body structure; the side wall of the fixed base is connected with the front end of the rotating device on the left side through a first connecting block; a second rotating motor is arranged at the center of the back of the fixed base; the output end of the second rotating motor penetrates through the fixed base and is provided with a rotating disc; the center of the rotating disk is provided with a central fixed block, and a plurality of side wall fixed blocks are annularly arranged along the disk surface of the rotating disk;

the fixed ring is arranged at the front end of the rotating device positioned at the right side; the side wall of the fixed ring is connected with the front end of the rotating device on the right side through a second connecting block; the front side of the fixing ring is provided with a fixing cover in a turnover manner; the fixed cover is provided with a locking key; the side wall of the fixed ring is provided with a lock catch; the fixing cover is locked with the fixing ring through the lock catch and the lock key; a mixing tank bearing is embedded in the fixed ring;

the mixing device is detachably arranged in the fixing device; the mixing device comprises a mixing tank and a tank cover;

the mixing tank is of a hollow cylindrical structure with an opening at one side; a central fixing groove and a side wall fixing groove which correspond to the central fixing block and the side wall fixing block are formed in the bottom of the mixing tank;

the tank cover is detachably arranged at the opening of the mixing tank; a first rotating motor is arranged on the inner side of the tank cover; the output end of the first rotating motor is sleeved with a stirring frame, and the stirring frame is positioned inside the mixing tank; and a stirring rod is fixedly arranged on the stirring frame.

Further, the rotating device comprises a rotating arm, a connecting piece and a rotating shaft; the connecting piece is rotatably arranged on the front side of the front end of the rotating arm; the rotating shaft is fixedly arranged on the rear side of the rear end of the rotating arm; the rotating shaft is arranged in the rotating shaft bearing.

Further, the transmission device comprises a first chain wheel, a second chain wheel, a third chain wheel and a chain; the first chain wheel is sleeved on the output end of the main motor; the second chain wheel and the third chain wheel are respectively sleeved on the rotating shafts of the two rotating devices; the chain is sleeved on the first chain wheel, the second chain wheel and the third chain wheel and used for driving the rotating shaft to rotate.

Further, two stirring frames are arranged; the stirring frame is of a cross structure; the stirring rod is positioned between the two stirring frames; the stirring rods are provided with five stirring rods which are respectively arranged at the four end parts and the center of the stirring frame.

Further, the central fixed block is arranged at the center of the rotating disc; the central fixed block is arranged to be a square structure; the four side wall fixing blocks are uniformly distributed on the rotating disc in a surrounding manner; the center fixing groove is arranged at the center of the bottom of the mixing tank; the center fixing groove is of a square structure; the side wall fixed slots are four and are uniformly distributed on the side wall of the bottom of the mixing tank in a surrounding manner.

Further, a storage battery is arranged in the box body; the side wall of the box body is provided with a control panel; the control panel is electrically connected with the storage battery; the control panel is electrically connected with the main motor, the first rotating motor and the second rotating motor.

Furthermore, an annular sliding groove is formed in the inner side wall of the fixed base groove; the edge of the rotating disc is arranged in the annular sliding groove in a sliding and embedded mode.

Further, a thread section B is arranged on the inner side of the opening of the mixing tank; a threaded section A is arranged on the side wall of the tank cover; the thread section A and the thread section B are matched with each other for locking the mixing tank and the tank cover; a lifting handle is rotatably arranged above the tank cover; and the bottom of the box body is provided with support legs.

The beneficial effects of the utility model are that:

1. through setting up two rotary device, rotary disk and stirring frame, when rotary device moved, the rotary disk was rotatory simultaneously, and stirring frame and rotary disk antiport for the device can carry out better mixing operation to powder.

2. Through setting up the control panel to with main motor, first rotating electrical machines and second rotating electrical machines electric connection, make opening of controlling means open, increase the nature controlled of device, increase mixed effect.

3. Through the transmission who sets up sprocket and chain constitution for two rotary device can keep the operation with fast, make the device operation more stable, increase mixed effect.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the fixing device and the rotating device;

FIG. 3 is a schematic view of the transmission;

FIG. 4 is a schematic view of a can lid construction;

FIG. 5 is a schematic view of the front structure of the mixing tank;

FIG. 6 is a schematic view of the rear structure of the mixing tank;

FIG. 7 is a sectional view of the fixing base structure;

in the figure, 1, a box body; 11. a control panel; 12. a main motor; 13. a transmission device; 13-1, a first sprocket; 13-2, a chain; 13-3, a second sprocket; 13-4, a third chain wheel; 14. a support leg; 15. a through hole; 15-1, a rotating shaft bearing; 2. a mixing device; 21. a mixing tank; 21-1, a thread section B;21-2, a center fixing groove; 21-3, side wall fixing grooves; 22. a can cover; 22-1, a handle; 22-2, a first rotating electrical machine; 22-3, a stirring frame; 22-4, a stirring rod; 22-5, thread section A; 3. a rotating device; 31. a rotating shaft; 32. a connecting member; 33. a rotating arm; 4. a battery; 5. a fixing device; 51. a fixed base; 51-1, a central fixing block; 51-2, side wall fixing blocks; 51-3, rotating the disc; 51-4, a second rotating electrical machine; 51-5, a first connecting block; 51-6, annular grooves; 52. a stationary ring; 52-1, a fixed cover; 52-2, mixing tank bearing; 52-3, locking; 52-4, locking key; 52-5 and a second connecting block.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can be implemented or applied by other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic manner, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and proportion of each component may be changed arbitrarily and the layout of the components may be more complicated.

Example 1

As shown in the figures 1-7 of the drawings,

a three-dimensional motion mixer comprises

The box body 1 is provided with two through holes 15 in a parallel penetrating manner on the front side of the box body 1; a rotating shaft bearing 15-1 is arranged in the through hole 15; the through hole 15 is arranged, so that the rotating shaft 31 can be placed, and the rotating shaft bearing 15-1 is arranged, so that the rotating is smoother;

a main motor 12 is arranged in the box body 1; the device can automatically run by arranging the main motor 12;

a storage battery 4 is arranged in the box body 1; the storage battery 4 is arranged, so that the control board 11 can be powered;

a control panel 11 is arranged on the side wall of the box body 1; the control board 11 is provided so that the main motor 12, the first rotating electric machine 22-2, and the second rotating electric machine 51-4 can be started and stopped;

the control board 11 is electrically connected with the storage battery 4; the control board 11 is electrically connected with the main motor 12, the first rotating electric machine 22-2 and the second rotating electric machine 51-4;

the bottom of the box body 1 is provided with a support leg 14; by arranging the supporting legs 14, the device is more stable in operation and is not easy to shake.

The rotating devices 3 are arranged in parallel, and specifically, the two rotating devices 3 are respectively positioned in two rotating shaft bearings 15-1; by arranging the two rotating devices 3, the movement track can be changed and the mixing intensity can be increased when the device runs;

the rotating device 3 is rotatably inserted into the rotating shaft bearing 15-1; the rotating device 3 is connected with a main motor 12 through a transmission device 13; by adopting the scheme, the main motor 12 can drive the rotating devices 3 to rotate, and the two rotating devices 3 can run in parallel, so that the mixing device 2 can be driven to reciprocate, and the mixing effect is improved;

the rotating device 3 comprises a rotating arm 33, a connecting piece 32 and a rotating shaft 31; the connecting piece 32 is rotatably arranged at the front side of the front end of the rotating arm 33;

the connecting piece 32 is fixed to the first connecting block 51-5 and the second connecting block 52-5, specifically, the connecting piece 32 is a cylindrical structure, the first connecting block 51-5 is fixed to the connecting piece 32 located on the left side, and the second connecting block 52-5 is fixed to the connecting piece 32 located on the right side; by adopting the scheme, the fixed base 51 and the fixed ring 52 can be respectively fixed with the two rotating devices 3;

the rotating shaft 31 is fixedly arranged at the rear side of the rear end of the rotating arm 33; the rotating shaft 31 is arranged in the rotating shaft bearing 15-1; the rotating shaft 31 is arranged, so that the main motor 12 can drive the rotating device 3 to rotate;

the transmission device 13 comprises a first chain wheel 13-1, a second chain wheel 13-1, a third chain wheel 13-1 and a chain 13-2;

the first chain wheel 13-1 is sleeved on the output end of the main motor 12; the second chain wheel 13-1 and the third chain wheel 13-1 are respectively sleeved on the rotating shafts 31 of the two rotating devices 3; the chain 13-2 is sleeved on the first chain wheel 13-1, the second chain wheel 13-1 and the third chain wheel 13-1 and is used for driving the rotating shaft 31 to rotate; through setting up above-mentioned scheme for two rotary device 3 can the constant speed operation, make the device more stable, use sprocket 13-1 and first sprocket 13-1, second sprocket 13-1, third sprocket 13-1 simultaneously, make can not produce the slip, move more stably.

The fixing device 5 is fixedly arranged on the rotating device 3; the fixing device 5 comprises a fixing base 51 and a fixing ring 52; by providing the fixing means 5, it is possible to place the mixing tank 21;

the fixed base 51 is arranged on the front end of the rotating device 3 on the left side; the fixed base 51 is of a cylindrical groove structure; the side wall of the fixed base 51 is connected with the front end of the left rotating device 3 through a first connecting block 51-5;

a second rotating motor 51-4 is arranged at the center of the back of the fixed base 51; the second rotating motor 51-4 is arranged to drive the rotating disc 51-3 to rotate; the output end of the second rotating motor 51-4 penetrates through the fixed base 51 and is provided with a rotating disc 51-3; the rotating disc 51-3 is arranged, so that the mixing tank 21 can be rotated, and the mixing effect is increased;

an annular sliding groove 51-6 is formed in the inner side wall of the groove of the fixed base 51; the rotary disc 51-3 can run stably and cannot fall off by arranging the annular sliding groove 51-6;

the edge of the rotating disc 51-3 is arranged in the annular sliding groove 51-6 in a sliding and embedding manner, and specifically, the annular sliding groove 51-6 is slightly wider than the rotating disc 51-3; the selection disc 51-3 can rotate more smoothly by arranging the annular sliding groove 51-6;

the center of the rotating disc 51-3 is provided with a center fixed block 51-1 and a plurality of side wall fixed blocks are annularly arranged along the disc surface of the rotating disc 51-3; the central fixed block 51-1 is arranged at the center of the rotating disc 51-3; the central fixed block 51-1 is of a square structure; the four side wall fixing blocks are uniformly distributed on the rotating disc 51-3 in a surrounding manner; specifically, the side wall fixing blocks 51-2 are uniformly distributed on the rotating disc 51-3 at intervals of 90 degrees; the fixing stability of the mixing tank 21 can be improved by arranging the central fixing block 51-1 and the side wall fixing block 51-2;

the fixed ring 52 is provided on the front end of the rotating device 3 on the right side; by providing the fixing ring 52, it is possible to fix the mixing tube 21 together with the fixing base 51;

the side wall of the fixed ring 52 is connected with the front end of the right rotating device 3 through a second connecting block 52-5; the front side of the fixing ring 52 is provided with a fixing cover 52-1 in a reversible manner; the setting of the fixed cover 52-1 makes it possible to prevent the mixing tank 21 from falling off during operation;

the fixed cover 52-1 is provided with a locking key 52-4; the side wall of the fixed ring 52 is provided with a lock catch 52-3; the stationary cover 52-1; the lock catch 52-3 and the lock key 52-4 are locked with the fixing ring 52;

a mixing tank bearing 52-2 is embedded in the fixed ring 52; the mixing pipe 21 is more smoothly rotated by providing the mixing pipe bearing 52-2.

The mixing device 2 is detachably arranged in the fixing device 5; the mixing device 2 comprises a mixing tank 21 and a tank cover 22, specifically, the bottom of the mixing tank 21 is positioned on a fixed base 51, and the front end of the mixing tank 21 is positioned in a mixing tank bearing 52-2 in a fixed ring 52;

the mixing tank 21 is of a hollow cylindrical structure with an opening at one side; the mixing tank 21 is arranged, so that the medicinal powder can be mixed;

a threaded section B21-1 is arranged on the inner side of the opening of the mixing tank 21; the thread end B21-1 is arranged, so that the thread section A22-5 and the thread section B21-1 are matched with each other for locking the mixing tank 21 and the tank cover 22;

the bottom of the mixing tank 21 is provided with a center fixing groove 21-2 and a side wall fixing groove corresponding to the center fixing block 51-1 and the side wall fixing block; the mixing tank 21 is fixed by arranging the center fixing groove 21-2 and the side wall fixing groove 21-3 so that the center fixing block 51-1 and the side wall fixing block 51-2 can be matched with the center fixing groove 21-2 and the side wall fixing groove 21-3;

the center fixing groove 21-2 is arranged at the center of the bottom of the mixing tank 21; the center fixing groove 21-2 is of a square structure; the four side wall fixing grooves are uniformly distributed on the side wall of the bottom of the mixing tank 21 in a surrounding manner, and specifically, the side wall fixing grooves 51-2 are uniformly distributed on the side wall of the bottom of the mixing tank 21 at intervals of 90 degrees;

the tank cover 22 is detachably arranged at the opening of the mixing tank 21; the tank cover 22 is of a cylindrical structure; by providing a removable lid 22, the powder can be conveniently removed after mixing is complete;

a lifting handle 22-1 is rotatably arranged above the tank cover 22; the handle 22-1 is arranged, so that the mixing device 2 is convenient to take out;

a threaded section A22-5 is arranged on the side wall of the tank cover 22; the thread section A22-5 and the thread section B21-1 are mutually matched for locking the mixing tank 21 and the tank cover 22;

a first rotating motor 22-2 is arranged on the inner side of the tank cover 22, and specifically, the rotating direction of the first rotating motor 22-2 is opposite to that of the second rotating motor 51-4; the first rotating motor 22-2 is arranged, so that the stirring frame 22-3 can be driven to rotate;

the output end of the first rotating motor 22-2 is sleeved with a stirring frame 22-3, and the stirring frame 22-3 is positioned inside the mixing tank 21; a stirring rod 22-4 is fixedly arranged on the stirring frame 22-3; two stirring frames 22-3 are arranged; the stirring frame 22-3 is of a cross structure; the stirring rod 22-4 is positioned between the two stirring frames 22-3; five stirring rods 22-4 are arranged and are respectively arranged at the four ends and the center of the stirring frame 22-3; through setting up above-mentioned scheme for when the whole rotation of blending tank 21, its inside also can rotate, increases the efficiency of mixing.

The working process of the device is as follows:

the device is powered on, the tank cover 22 is unscrewed, the medicine powder to be mixed is placed into the mixing tank 21, the tank cover 22 is screwed, the fixing cover 52-1 is opened, the mixing tank 21 is placed into the fixing device 5, the central fixing groove 21-2 and the side wall fixing groove 21-3 at the bottom of the mixing tank 21 are correspondingly clamped with the central fixing block 51-1 and the side wall fixing block 51-2 on the rotating disc 51-3, the fixing cover 52-1 is closed after the handle 22-1 is laid flat, the lock catch 52-3 and the lock key 52-4 are matched and locked, then the control panel 11 is controlled, the output end of the main motor 12 is started to drive the first chain wheel 13-1 to rotate, the first chain wheel 13-1 transmits the motion to the second chain wheel 13-3 and the third chain wheel 13-4 which are positioned on the rotating shaft 31, the rotating shafts 31 on the two rotating devices 3 are driven to rotate at the same speed, the mixing device 2 in the fixing device 5 is driven to rotate and mix in a reciprocating mode, after the control panel 11, the first rotating motor 22-2 is started to rotate so that the mixing tank 21-4 rotates, the lock catch 22-4 is opened, the mixing rod 22 is pulled out uniformly, the mixing rod 22-4 is pulled out, and the mixing rod is pulled out, and the mixing tank 22 is taken out uniformly.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (8)

1. A three-dimensional motion mixer is characterized in that: comprises that

The refrigerator comprises a refrigerator body (1), wherein two through holes (15) are arranged in parallel in a penetrating manner on the front side of the refrigerator body (1); a rotating shaft bearing (15-1) is arranged in the through hole (15); a main motor (12) is arranged in the box body (1);

the rotating devices (3) are arranged in parallel, and the number of the rotating devices (3) is two; the rotating device (3) is rotatably inserted into the rotating shaft bearing (15-1); the rotating device (3) is connected with a main motor (12) through a transmission device (13);

the fixing device (5), the said fixing device (5) is fixedly arranged on the rotating device (3); the fixing device (5) comprises a fixing base (51) and a fixing ring (52);

the fixed base (51) is arranged on the front end of the rotating device (3) positioned on the left side; the fixed base (51) is of a cylindrical groove structure; the side wall of the fixed base (51) is connected with the front end of the rotating device (3) on the left side through a first connecting block (51-5); a second rotating motor (51-4) is arranged at the center of the back of the fixed base (51); the output end of the second rotating motor (51-4) penetrates through the fixed base (51) and is provided with a rotating disc (51-3); the center of the rotating disc (51-3) is provided with a center fixed block (51-1) and a plurality of side wall fixed blocks (51-2) are annularly arranged along the disc surface of the rotating disc;

the fixed ring (52) is arranged on the front end of the rotating device (3) on the right side; the side wall of the fixed ring (52) is connected with the front end of the right rotating device (3) through a second connecting block (52-5); the front side of the fixing ring (52) is provided with a fixing cover (52-1) in a reversible manner; the fixed cover (52-1) is provided with a locking key (52-4); a lock catch (52-3) is arranged on the side wall of the fixing ring (52); the fixed cover (52-1) is locked with the fixed ring (52) through a lock catch (52-3) and a lock key (52-4); a mixing tank bearing (52-2) is embedded in the fixed ring (52);

the mixing device (2), the mixing device (2) is detachably arranged in the fixing device (5); the mixing device (2) comprises a mixing tank (21) and a tank cover (22);

the mixing tank (21) is of a hollow cylindrical structure with an opening at one side; the bottom of the mixing tank (21) is provided with a center fixing groove (21-2) and a side wall fixing groove (21-3) which correspond to the center fixing block (51-1) and the side wall fixing block (51-2);

the tank cover (22) is detachably arranged at the opening of the mixing tank (21); a first rotating motor (22-2) is arranged on the inner side of the tank cover (22); the output end of the first rotating motor (22-2) is sleeved with a stirring frame (22-3), and the stirring frame (22-3) is positioned in the mixing tank (21); and a stirring rod (22-4) is fixedly arranged on the stirring rack (22-3).

2. The three-dimensional motion mixer of claim 1, wherein: the rotating device (3) comprises a rotating arm (33), a connecting piece (32) and a rotating shaft (31); the connecting piece (32) is rotatably arranged at the front side of the front end of the rotating arm (33); the rotating shaft (31) is fixedly arranged at the rear side of the rear end of the rotating arm (33); the rotating shaft (31) is arranged in the rotating shaft bearing (15-1).

3. The three-dimensional motion mixer of claim 1, wherein: the transmission device (13) comprises a first chain wheel (13-1), a second chain wheel (13-3), a third chain wheel (13-4) and a chain (13-2); the first chain wheel (13-1) is sleeved on the output end of the main motor (12); the second chain wheel (13-3) and the third chain wheel (13-4) are respectively sleeved on the rotating shafts (31) of the two rotating devices (3); the chain (13-2) is sleeved on the first chain wheel (13-1), the second chain wheel (13-3) and the third chain wheel (13-4) and used for driving the rotating shaft (31) to rotate.

4. The three-dimensional motion mixer of claim 1, wherein: two stirring frames (22-3) are arranged; the stirring frame (22-3) is of a cross structure; the stirring rod (22-4) is positioned between the two stirring frames (22-3); five stirring rods (22-4) are arranged and are respectively arranged at the four ends and the center of the stirring frame (22-3).

5. The three-dimensional motion mixer of claim 1, wherein: the central fixed block (51-1) is arranged at the center of the rotating disc (51-3); the central fixed block (51-1) is of a square structure; the four side wall fixing blocks (51-2) are uniformly distributed on the rotating disc (51-3) in a surrounding manner; the center fixing groove (21-2) is arranged at the center of the bottom of the mixing tank (21); the center fixing groove (21-2) is of a square structure; the number of the side wall fixing grooves (21-3) is four, and the side wall fixing grooves are uniformly distributed on the side wall of the bottom of the mixing tank (21) in a surrounding mode.

6. The three-dimensional motion mixer of claim 1, wherein: a storage battery (4) is arranged in the box body (1); the side wall of the box body (1) is provided with a control panel (11); the control panel (11) is electrically connected with the storage battery (4); the control board (11) is electrically connected with the main motor (12), the first rotating motor (22-2) and the second rotating motor (51-4).

7. The three-dimensional motion mixer of claim 1, wherein: an annular sliding groove (51-6) is formed in the inner side wall of the groove of the fixed base (51); the edge of the rotating disc (51-3) is arranged in the annular sliding groove (51-6) in a sliding and embedding manner.

8. The three-dimensional motion mixer of claim 1, wherein: a threaded section B (21-1) is arranged on the inner side of the opening of the mixing tank (21); a thread section A (22-5) is arranged on the side wall of the tank cover (22); the thread section A (22-5) and the thread section B (21-1) are mutually matched for locking the mixing tank (21) and the tank cover (22); a lifting handle (22-1) is rotatably arranged above the tank cover (22); the bottom of the box body (1) is provided with a support leg (14).

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