CN208554924U - A kind of small-size laboratory material roller screening machine - Google Patents

Abstract

The utility model discloses a kind of small-size laboratory material roller screening machines, including pedestal, the upper side of pedestal is fixedly connected there are four sleeve, and the inside of each sleeve slidably connects slide bar, the upper end of each slide bar is fixedly connected to the second card bead, the upside of each second card bead is rotatably connected on the inside of second support bar respectively, the upper end of each second support bar is fixedly connected to support frame, upper end with two support frames at end is fixedly connected to circular arc bracket, and cross bar is fixedly connected with between two support frames at end, the upper end of circular arc bracket is fixedly connected with shell, the utility model passes through first motor, cooperation between first motor axis and curved bar, it realizes first motor rotation and curved bar rotation is driven by first motor axis, to make the present apparatus will do it shaking when being sieved to reach preferably screening Effect, the utility model small volume is easy to operate, can be adapted for the screening of the light material of a small amount of or middle amount.

Description

A kind of small-size laboratory material roller screening machine

Technical field

The utility model relates to labware technical field, specially a kind of small-size laboratory is sieved with material roller Machine.

Background technique

As each R&D institution of development or school of society can be equipped with laboratories, so that researcher or student can To test in laboratory to the knowledge learned, go to understand that oneself is learned on classroom so as to more vivid The knowledge arrived, experimental material reaction can be made more by needing for experimental material to be ground into powder in laboratory experiment in this way Sufficiently, but after by the grinding of the experimental material of bulk, the inside can contain a large amount of larger particles, at this time with regard to needing to go pair Experimental material is sieved, more wasteful time and screening effect is undesirable, but existing sieve if screening manually Extension set device is all large-scale screening machinery, and when experiment does not need too many experimental material, in order to solve the above problem the utility model Provide a kind of small-size laboratory material roller screening machine.

Utility model content

The purpose of this utility model is to provide a kind of small-size laboratory material roller screening machines, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of small-size laboratory is sieved with material roller Extension set, including pedestal, the upper side of the pedestal is fixedly connected there are four sleeve, and the inside of each sleeve slidably connects Slide bar, the upper end of each slide bar are fixedly connected to the second card bead, and the upside of each second card bead is rotatably connected on second respectively The upper end of the inside of support rod, each second support bar is fixedly connected to support frame, and the upper end with two support frames at end is equal It is fixedly connected with circular arc bracket, and with cross bar is fixedly connected between two support frames at end, the upper end of the circular arc bracket connects It is connected to shell, the downside of the cross bar is equipped with groove；

The upper side both ends of the pedestal have been respectively fixedly connected with third support plate and the 4th support plate, the pedestal it is upper Side, which is located on the inside of the 4th support plate, is fixedly connected with the second support plate, and the upper surface of the 4th support plate is fixedly connected with First motor is fixedly connected with first motor axis, the described one end of first motor axis far from first motor in the first motor It is rotatably connected to curved bar through the second support plate, and by connecting shaft, the first motor axis and curved bar are equipped with by its two sides Sliding slot slidably connect sliding sleeve, the one end of the curved bar far from first motor axis is through the first support plate and is rotatably connected on the In three support plates, first support plate is fixedly connected in the middle part of the upper side of pedestal；

The first motor axis is connected by the first belt with rotation axis, and the rotation axis is rotatably connected on first gear On side, the first gear is rotatably connected on the side wall of the second support plate, and the internal slide of the rotation axis is connected with more A kelly, one end of the kelly run through the side wall of rotation axis and are fixedly connected with push plate, and the other end of kelly runs through rotation axis Other side side wall and be clamped with the bayonet activity that is located in first gear, connection is engaged in the inside two sides of second support plate Have a screw rod, the upper ends of two screw rods through the second support plate upper side wall and be fixedly connected with circular arc bracket, two screw rods it is outer Portion engages and is connected with swivel nut, and two swivel nuts are rotatably connected on the upper side of the second support plate, described two swivel nuts it Between be connected by the second belt, and the lower end of one of swivel nut is fixedly connected with second gear, the second gear and first Gear engagement connection；

It is fixedly connected with the second motor on one end side wall of the shell, the second electricity is fixedly connected on second motor Arbor, the one end of second motor shaft far from the second motor are simultaneously flexibly connected with the side wall of screen drum through the side wall of shell, institute It states and is fixedly connected with fixed ring on the second motor shaft, the fixed ring is fixedly connected with multiple cards on the side side of screen drum Item, the strip are clamped with the card slot activity being located on screen drum side wall, and the screen drum passes through its one end far from the second motor shaft The shaft being fixedly connected on end face is rotatably connected on lid, and the lid is plugged on by the convex block that one side side is equipped with On shell.

Preferably, it is bolted between the shell and convex block.

Preferably, the lateral surface of the lid is equipped with handle.

Preferably, the upper surface of first support plate is fixedly connected with first support bar, the first support bar it is upper End is rotatably connected to the first card bead, is fixedly connected with the casing on the upside of first card bead.

Preferably, the screen drum is equipped with notch, and the screen drum passes through the card column active card that its inner sidewall side wall is equipped with It is connected to sieve.

Preferably, the position contacted on the shell with circular arc bracket is equipped with sliding sash.

Preferably, the pedestal is equipped with the accessory plate connecting with curved bar.

Compared with prior art, the utility model has the beneficial effects that the utility model passes through first motor, first motor Cooperation between axis and curved bar realizes first motor rotation by first motor axis and drives curved bar rotation, to make the present apparatus Shaking be will do it when being sieved to reach better screening effect, passes through first motor axis, the first belt and rotation axis Between cooperation, realize first motor axis by the first belt and drive first gear rotation, first gear passes through second gear Band movable snail sleeve rotates, so that screw rod be made to rise, so that the circular arc top of support of screw rod upper end is played shell, tilts shell, thus The material of screening is poured out, the utility model small volume from enclosure interior, can be adapted for the material sieve of a small amount of or middle amount Point.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the utility model entirety sectional view；

Fig. 3 is enlarged drawing at the A of the utility model Fig. 2；

Fig. 4 is enlarged drawing at the D of the utility model Fig. 2；

Fig. 5 is the connection schematic diagram of the utility model pedestal and the first support plate；

Fig. 6 is the connection schematic diagram of the utility model curved bar, the first support plate and third support plate；

Fig. 7 is enlarged drawing at the B of the utility model Fig. 5；

Fig. 8 is the cross-sectional view of the 4th support plate of the utility model；

Fig. 9 is enlarged drawing at the C of the utility model Fig. 7；

Figure 10 is the connection cross-sectional view of the utility model first motor axis and curved bar；

Figure 11 is the structural schematic diagram of the utility model screen drum；

Figure 12 is the cross-sectional view of the utility model screen drum；

Figure 13 is the connection schematic diagram of the utility model first motor axis and curved bar.

In figure: 1, pedestal, the 2, first support plate, 3, first support bar, the 4, first card bead, 5, shell, 6, sleeve, 7, cunning Bar, the 8, second card bead, 9, second support bar, 10, support frame, 11, cross bar, 12, groove, 13, circular arc bracket, the 14, second support Plate, 15, third support plate, the 16, the 4th support plate, 17, first motor, 18, first motor axis, 19, curved bar, 20, sliding slot, 21, Sliding sleeve, 22, connecting shaft, the 23, first belt, 24, rotation axis, 25, push plate, 26, first gear, 27, second gear, 28, swivel nut, 29, screw rod, the 30, second belt, 31, kelly, 32, bayonet, the 33, second motor, the 34, second motor shaft, 35, screen drum, 351, lack Mouthful, 352, sieve, 353, card column, 36, fixed ring, 37, strip, 38, card slot, 39, shaft, 40, lid, 41, convex block, 42, spiral shell Bolt, 43, sliding sash, 44, accessory plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-13, the utility model provides a kind of technical solution: a kind of small-size laboratory is sieved with material roller Machine, including pedestal 1, the upper side of the pedestal 1 is fixedly connected there are four sleeve 6, and the inside of each sleeve 6 is slidably connected There is slide bar 7, the upper end of each slide bar 7 is fixedly connected to the second card bead 8, and the upside of each second card bead 8 is rotatablely connected respectively It is fixedly connected to support frame 10 in the upper end of the inside of second support bar 9, each second support bar 9, with two supports at end The upper end of frame 10 is fixedly connected to circular arc bracket 13, and is fixedly connected with cross bar 11, institute between two support frames 10 at end The upper end for stating circular arc bracket 13 is connected with shell 5, and the downside of the cross bar 11 is equipped with groove 12, groove 12 and makes curved bar 19 To jack up cross bar 11, the position contacted on the shell 5 with circular arc bracket 13 is equipped with sliding sash 43, allows for the boss contact of upper setting Space with shaking when shell 5 shakes, and prevent from being detached from circular arc bracket 13；

The upper side both ends of the pedestal 1 have been respectively fixedly connected with third support plate 15 and the 4th support plate 16, the bottom The inside that the upper side of seat 1 is located at the 4th support plate 16 is fixedly connected with the second support plate 14, the 4th support plate 16 it is upper End face is fixedly connected with first motor 17, and first motor axis 18, the first motor are fixedly connected in the first motor 17 Axis 18 runs through the second support plate 14 far from one end of first motor 17, and is rotatably connected to curved bar 19, curved bar by connecting shaft 22 19 both ends are equipped with boss, and two boss are symmetrical, when the boss of 19 one end of curved bar upward when contact with groove 12 and to squeeze Pressure, can be lifted one end of shell 5 by cross bar 11, the boss of 19 other end of curved bar is the another of shell 5 directed downwardly at this time End will decline, when the boss of 19 one end of curved bar downward when shell 5 one end will decline, the boss court of 19 other end of curved bar When upper, so that it may lift the other end of shell 5 by cross bar 11, so that shell 5 be made to shake, then sieve the present apparatus More thoroughly, the sliding slot 20 that the first motor axis 18 and curved bar 19 are equipped with by its two sides slidably connects sliding sleeve 21, works as cunning Curved bar 19 is driven while when sliding into the junction of first motor axis 18 and curved bar 19 first motor axis 18 can rotate set 21 Rotation, the one end of the curved bar 19 far from first motor axis 18 is through the first support plate 2 and is rotatably connected on third support plate 15 On, first support plate 2 is fixedly connected in the middle part of the upper side of pedestal 1, is kept curved bar 19 more firm, is set on the pedestal 1 There is the accessory plate 44 connecting with curved bar 19, curved bar 19 will bear shell 5, and setting accessory plate 44 is for further supporting curved bar 19 Intensity is improved, curved bar 19 runs through accessory plate 44；

The first motor axis 18 is connected by the first belt 23 with rotation axis 24, and first motor axis 18 passes through the first belt 23 drive rotation axis 24 to rotate, and the rotation axis 24 is rotatably connected on the side of first gear 26,26 turns of the first gear Dynamic to be connected on the side wall of the second support plate 14, the internal slide of the rotation axis 24 is connected with multiple kellies 31, the kelly 31 one end runs through the side wall of rotation axis 24 and is fixedly connected with push plate 25, and the other end of kelly 31 is through the another of rotation axis 24 Side side wall is simultaneously clamped with 32 activity of bayonet being located in first gear 26, and push plate 25 is pushed to be clamped kelly 31 and bayonet 32 at this moment The rotation of rotation axis 24 just will drive the rotation of first gear 26, is detached from kelly 31 and bayonet 32 when pulling out push plate 25 and is clamped, at this moment Rotation axis 24 will rotation be without driving first gear 26 to rotate in first gear 26, the inside two of second support plate 14 Side engagement is connected with screw rod 29, and the upper end of two screw rods 29 runs through the upper side wall of the second support plate 14 and is fixedly connected with circular arc branch Frame 13, the outside of two screw rods 29, which is engaged, is connected with swivel nut 28, and two swivel nuts 28 are rotatably connected on the second support plate 14 Upper side on, be connected between described two swivel nuts 28 by the second belt 30, and the lower end of one of swivel nut 28 fixed connects It is connected to second gear 27, the second gear 27 engages connection with first gear 26, and the rotation of first gear 26 will drive the second tooth 27 rotation of wheel, the rotation of second gear 27 drive coupled swivel nut 28 to rotate, and swivel nut 28 is driven separately by the second belt 30 One swivel nut 28 rotates, to make two screw rods 29 while move upwards, to make the circular arc bracket 13 being located on screw rod 29 will Shell 5 jacks up, and tilts shell 5, the material inside shell 5 is poured out；

It is fixedly connected with the second motor 33 on one end side wall of the shell 5, is fixedly connected on second motor 33 Second motor shaft 34, side wall and and screen drum 35 of the one end of second motor shaft 34 far from second motor 33 through shell 5 Side wall is flexibly connected, and is fixedly connected with fixed ring 36 on second motor shaft 34, the fixed ring 36 is close to the one of screen drum 35 Multiple strips 37 are fixedly connected on the side of side, the strip 37 is clamped with 38 activity of card slot being located on 35 side wall of screen drum, when The rotation of the second motor shaft 34 just will drive the rotation of screen drum 35 when strip 37 and card slot 38 are clamped, thus reach screening effect, it is described Screen drum 35 is rotatably connected on lid 40 by the shaft 39 being fixedly connected on its one end end face far from the second motor shaft 34, Screen drum 35 can be pulled out by pulling out lid 40, and the lid 40 is plugged on shell by the convex block 41 that one side side is equipped with It on 5, fall lid 40 will not from shell 5 under no external force.

Specifically, connecting between the shell 5 and convex block 41 by bolt 42, connect lid 40 and shell 5 more Add firm.

Specifically, the lateral surface of the lid 40 is equipped with handle, it is easier to pull open lid.

Specifically, the upper surface of first support plate 2 is fixedly connected with first support bar 3, the first support bar 3 Upper end be rotatably connected to the first card bead 4, the upside of first card bead 4 is fixedly connected with shell 5, keeps the present apparatus more steady Gu.

Specifically, the screen drum 35 is equipped with notch 351, the screen drum 35 passes through the card that its inner sidewall side wall is equipped with 353 activity of column is connected with sieve 352, and the material of sieve 352 is elastic metallic, and card column 353 passes through docking groove thereon for sieve 352 block, and will not throw away sieve 352 in rotation, when needing replacing sieve 352, it is only necessary to which squeezing sieve 352 can incite somebody to action Sieve 352 is removed, then is directed at two stabilizer blades under it with the docking groove in card column 353 sieve 352 needed replacing extruding, Then sieve 352 will be unclamped, under the elastic force effect of sieve 352 itself, sieve 352 can be clamped with card column 353, complete to fix.

Working principle: the present apparatus is suitable for the screening of a small amount of material, is not suitable for screening that is a large amount of or crossing heavy material, makes Used time first takes out bolt 42, pulls out lid 40 then to extracting screen drum 35 out, then by the material for needing to sieve from screen drum Notch 351 on 35 pours into the inside of screen drum 35, and then sieve 352 is installed on screen drum 35, then lid 40 is turned back to originally Position, at this moment strip 37 can and card slot 38 be clamped, it is fixed by lid 40 to be then screwed into bolt 42, then starts the second motor 33, make the second motor shaft 34 that screen drum 35 be driven to rotate, then pushes sliding sleeve 21 that sliding sleeve 21 is made to slide into first motor axis 18 and curved bar 19 interface, then pulling out push plate 25 makes kelly 31 and bayonet 32 be detached from clamping, then starting first motor 17 makes the first electricity Arbor 18 drives curved bar 19 to rotate, to make the present apparatus shake to reach better screening effect, by two after the completion of screening A motor stops, and pulls out lid 40 to extract screen drum 35 out, then pushes push plate 25 to be clamped kelly 31 and bayonet 32, then Sliding sleeve 21 is pushed to slip off sliding sleeve 21 from first motor axis 18 and the interface of curved bar 19, the second motor 33 of starting makes on screw rod 29 It rises, from shell 5 is tilted, the material screened out inside shell 5 is poured out.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of small-size laboratory material roller screening machine, including pedestal (1), it is characterised in that: the upside of the pedestal (1) Face is fixedly connected there are four sleeve (6), and the inside of each sleeve (6) slidably connects slide bar (7), each slide bar (7) Upper end is fixedly connected to the second card bead (8), and the upside of each second card bead (8) is rotatably connected on second support bar (9) respectively Inside, the upper end of each second support bar (9) is fixedly connected to support frame (10), with end two support frames (10) it is upper End is fixedly connected to circular arc bracket (13), and is fixedly connected with cross bar (11) between two support frames (10) at end, described The upper end of circular arc bracket (13) is connected with shell (5), and the downside of the cross bar (11) is equipped with groove (12)；

The upper side both ends of the pedestal (1) have been respectively fixedly connected with third support plate (15) and the 4th support plate (16), described The upper side of pedestal (1), which is located on the inside of the 4th support plate (16), to be fixedly connected with the second support plate (14), the 4th support The upper surface of plate (16) is fixedly connected with first motor (17), is fixedly connected with first motor axis on the first motor (17) (18), the first motor axis (18) runs through the second support plate (14) far from the one end of first motor (17), and passes through connecting shaft (22) it is rotatably connected to curved bar (19), the sliding slot (20) that the first motor axis (18) and curved bar (19) are equipped with by its two sides is sliding Dynamic to be connected with sliding sleeve (21), the one end of the curved bar (19) far from first motor axis (18) is through the first support plate (2) and rotates It is connected on third support plate (15), first support plate (2) is fixedly connected in the middle part of the upper side of pedestal (1)；

The first motor axis (18) is connected by the first belt (23) with rotation axis (24), rotation axis (24) rotation connection On the side of first gear (26), the first gear (26) is rotatably connected on the side wall of the second support plate (14), described The internal slide of rotation axis (24) is connected with multiple kellies (31), and the side wall of rotation axis (24) is run through in one end of the kelly (31) And be fixedly connected with push plate (25), the other end of kelly (31) through rotation axis (24) other side side wall and be located at the first tooth Bayonet (32) the activity clamping on (26) is taken turns, the inside two sides engagement of second support plate (14) is connected with screw rod (29), and two The upper end of a screw rod (29) is run through the upper side wall of the second support plate (14) and is fixedly connected with circular arc bracket (13), two screw rods (29) outside, which is engaged, to be connected with swivel nut (28), and two swivel nuts (28) are rotatably connected on the upside of the second support plate (14) On face, it is connected between described two swivel nuts (28) by the second belt (30), and the fixed company in lower end of one of swivel nut (28) It is connected to second gear (27), the second gear (27) engages connection with first gear (26)；

It is fixedly connected with the second motor (33) on one end side wall of the shell (5), is fixedly connected on second motor (33) Have the second motor shaft (34), second motor shaft (34) runs through the side wall of shell (5) simultaneously far from the one end of the second motor (33) It is flexibly connected with the side wall of screen drum (35), is fixedly connected with fixed ring (36), the fixed ring on second motor shaft (34) (36) it is fixedly connected with multiple strips (37) on the side side of screen drum (35), the strip (37) and is located at screen drum (35) Card slot (38) activity clamping on side wall, the screen drum (35) passes through fixed on its one end end face far from the second motor shaft (34) The shaft (39) of connection is rotatably connected on lid (40), and the lid (40) passes through the convex block (41) that one side side is equipped with It is plugged on shell (5).

2. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: the shell (5) it is connected between convex block (41) by bolt (42).

3. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: the lid (40) lateral surface is equipped with handle.

4. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: described first The upper surface of fagging (2) is fixedly connected with first support bar (3), and the upper end of the first support bar (3) is rotatably connected to first The upside of card bead (4), first card bead (4) is fixedly connected with shell (5).

5. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: the screen drum (35) notch (351) are equipped with, the screen drum (35) is connected with sieve by card column (353) activity that its inner sidewall side wall is equipped with Net (352).

6. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: the shell (5) position contacted on circular arc bracket (13) is equipped with sliding sash (43).

7. a kind of small-size laboratory material roller screening machine according to claim 1, it is characterised in that: the pedestal (1) it is equipped with the accessory plate (44) connecting with curved bar (19).