CN209452244U - A kind of telescopic screen-dividing machine of sieve - Google Patents
A kind of telescopic screen-dividing machine of sieve Download PDFInfo
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- CN209452244U CN209452244U CN201821950829.8U CN201821950829U CN209452244U CN 209452244 U CN209452244 U CN 209452244U CN 201821950829 U CN201821950829 U CN 201821950829U CN 209452244 U CN209452244 U CN 209452244U
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- screen box
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- sieve
- screen
- sliding
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Abstract
The utility model discloses a kind of telescopic screen-dividing machines of sieve, relate to concrete gravel sizing equipment technical field, solve the problems, such as that mesh size can not be adjusted, including screen box, screen box top is fixed with the first sieve, and there are two slide bar for Relative sliding setting inside screen box, the first flexible rack is fixed between two sliding bars jointly, and it is respectively and fixedly provided with the second flexible rack, screen box two sidewalls, which offer, sets net slot, and screen box outer wall is fixed with sliding assembly；Screen box top and bottom end are provided with bracket, and rotation is provided with conveyer belt on bracket, and inside is fixed with traction mechanism on bracket, and screen box bottom is fixed with hopper；Screen box side is fixed with eccentric block, and eccentric block is fixed with driving motor far from the side of screen box.The utility model passes through the first flexible rack and the second flexible rack of stretching motion, consequently facilitating staff adjusts the first flexible rack mesh size according to required sandstone size at any time, so that the sub-sieve work of sandstone is simpler convenient.
Description
Technical field
The utility model relates to concrete gravel sizing equipment technical fields, more particularly, to telescopic point of a kind of sieve
Screen(ing) machine.
Background technique
Screen-dividing machine is used for the various finished product sandstone aggregates of sub-sieve, and principle is to drive V-belt and vibration excitor eccentric by motor
Block generates high speed rotation, and the eccentric block to run at high speed generates great centrifugal force, and excitation screen box generates the circular motion of certain amplitude,
So that sandstone on sieve is generated continuous sling movement by rushing of being transmitted to of screen box, sandstone is in the process collided with sieve
In, less than the sand particles of sieve pore across falling below sieve, since screen-dividing machine is internally provided with multilayer screen cloth, to realize sand
The multistage sub-sieve of stone.
In view of the above-mentioned problems, patent announcement number is the Chinese patent of CN202238642U, a kind of screen-dividing machine is proposed, including
Rack, is equipped with hopper in rack, and feed hopper bottom outlet lower section is provided with sieve, and sieve side is provided with for before and after driving sieve
The eccentric shaft transmission of movement, hopper lower part are provided with material-feeding mechanism, the rotation main shaft of material-feeding mechanism by crank connecting link with
Sieve connection.
Prior art among the above have the following deficiencies: due to sieve be it is fixed, can not be replaced, be caused point
The mesh size size of sieve sandstone can not be adjusted, therefore be merely able to a kind of sandstone of specification of sub-sieve, and due to sub-sieve sandstone when needs
Want a large amount of electric energy to be converted into kinetic energy to drive screen-dividing machine to operate, if can only a kind of sandstone of specification of sub-sieve, be easy to cause resource
Waste, fails to make the best use of everything, needs to improve.
Utility model content
The purpose of the utility model is to provide a kind of a kind of adjustable telescopic screen-dividing machines of sieve of mesh size.
The utility model has the technical scheme that
A kind of telescopic screen-dividing machine of sieve, including screen box, the screen box top are fixed with the first sieve, in the screen box
For the setting of portion's Relative sliding there are two sliding bar, two opposite sides of the sliding bar are fixed with the first flexible rack jointly, and two
The opposite two sides of a sliding bar are fixed with the second flexible rack, and the screen box two sidewalls are offered for accommodating described second
Flexible rack sets net slot, and the second flexible rack one end and the cell wall activity for setting net slot far from the sliding bar connect
It connects, the screen box outer wall is fixed with the sliding assembly of the sliding bar Relative sliding of driving two；
The screen box top and bottom end are provided with bracket, rotate on the bracket and are provided with conveyer belt, solid on the bracket
Surely there is the traction mechanism for driving the conveyer belt rotation, the screen box bottom is fixed with the discharge being connected to inside the screen box
Bucket；
The screen box side is fixed with eccentric block, and it is described partially that the eccentric block far from the side of the screen box is fixed with driving
The driving motor of heart block rotation.
By using above-mentioned technical proposal, two sliding bar Relative slidings are driven using sliding assembly, to drive first
Flexible rack carries out stretching motion, and when the first flexible rack is compressed, the mesh of the first flexible rack becomes smaller, while second
Flexible rack is stretched, and is stretched from setting to remove in net slot and carry out sub-sieve to sandstone when the first flexible rack is stretched
The mesh of contracting rack becomes larger, while the second flexible rack is compressed and entered and set in net slot, and staff is according to actually required
Mesh size regulate the first flexible rack and the second flexible rack after, sub-sieve will be carried out using the conveyer belt on screen box top
Sandstone be added in screen box, driving motor drives eccentric block rotation, and eccentric block drives screen box to carry out irregular circular motion, from
And the sandstone of the first screen surface is driven to carry out continuing bounce, the lesser sandstone of diameter drops into second by the first sieve and stretches
On rack, sandstone is beated on the second flexible rack simultaneously, and satisfactory sandstone is pooled to discharge by the second flexible rack
In bucket, while from the conveyer belt that hopper falls on screen box bottom end, conveyer belt rotation is driven by traction mechanism, thus by sub-sieve
Afterwards and satisfactory sandstone transports to designated position.
The utility model by the first flexible rack and the second flexible rack of stretching motion so that the first flexible rack and
The adjustable section of mesh of second flexible rack, stretches consequently facilitating staff adjusts first according to required sandstone size at any time
Contracting rack mesh size, so that the sub-sieve work of sandstone is simpler convenient.
Be further arranged to: the sliding assembly includes support frame, double end screw mandrel and two sliding blocks, the screen box outer wall
Fixed support frame as described above, the interior rotation of support frame as described above are provided with the double end screw mandrel, the both ends side difference of the double end screw mandrel
Thread bush is set there are two the sliding block, and described sliding bar one end is run through the screen box side wall and is fixedly connected with the sliding block, described
Support frame side is fixed with the driving assembly for driving the double end screw mandrel rotation.
By using above-mentioned technical proposal, driving assembly drives double end screw mandrel rotation, and double end screw mandrel side is driven to be arranged
Two sliding block Relative slidings, to drive two sliding bar Relative slidings, sliding bar drives the first flexible rack and second to stretch
Rack carries out stretching motion, therefore the first flexible rack and the second flexible rack can be adjusted according to the sand size of wanted sub-sieve
Mesh size.
Be further arranged to: the driving component include be rotatably dispose in support frame as described above side and with the double end screw mandrel
The non-return of the restricted bidirectional ratchet revolution is arranged in the bidirectional ratchet being fixedly and coaxially connected, bidirectional ratchet side elasticity
Pawl, the bidirectional ratchet have been fixedly and coaxially connected handle far from the side of support frame as described above.
By using above-mentioned technical proposal, swing handle drives bidirectional ratchet rotation, so that double end screw mandrel be driven to rotate, leads to
Detent limitation bidirectional ratchet rotation is crossed, to limit the rotation of double end screw mandrel.
Be further arranged to: support frame as described above side locating for the bidirectional ratchet is fixed with fixed plate, the fixed plate
Spring is fixedly connected between the detent.
By using above-mentioned technical proposal, detent is plugged in the tooth socket of bidirectional ratchet using the elastic force of spring, from
And bidirectional ratchet rotation is limited, so that bidirectional ratchet and double end screw mandrel are static.
Be further arranged to: the traction mechanism includes two idler wheels, two haulage chains and a power motor, the branch
Frame both ends are respectively and fixedly provided with idler wheel, and two common tensioning sleeves in idler wheel side are set there are two the haulage chain, the conveyer belt with
The haulage chain is fixedly and coaxially connected, and the bracket side is fixed with the power motor of one of them idler wheel rotation of driving.
By using above-mentioned technical proposal, power motor drives idler wheel rotation, drives haulage chain, conveyer belt and other one
A idler wheel rotation, realizes that the function of sandstone is transported in transmission.
Be further arranged to: the second flexible rack is fixed with connecting plate, the company far from the side of the sliding bar
Multiple fixing bolts are equipped between fishplate bar and the screen box side wall.
By using above-mentioned technical proposal, connecting plate is lock onto screen box side wall using fixing bolt, to realize the
The fixed function of two flexible racks.
Be further arranged to: the screen box offers observation panel, the screen box side wall hinge far from the side of the eccentric block
It is connected to the chamber door for closing the observation panel in succession.
By using above-mentioned technical proposal, observation panel overhauls screen box convenient for staff, during sub-sieve sandstone,
Observation panel is closed using chamber door, sandstone is avoided to run out of from observation panel.
Be further arranged to: the chamber door is fixed with hook, the side walls hinged company of screen box far from the side of the screen box
It is connected to compressor arm, the compressor arm is hingedly connected with the link snap-fitted with the hook close to one end of the screen box.
It is by using above-mentioned technical proposal, link and hook is snap-fitted, recycle compressor arm to compress link, thus
Realize the purpose that chamber door is locked to screen box side wall.
In conclusion the advantageous effects of the utility model are as follows:
The utility model is used cooperatively by handle, bidirectional ratchet, double end screw mandrel and sliding block, realizes sliding bar phase
To sliding, slides bar Relative sliding and the first flexible rack and the second flexible rack is driven to be compressed and stretched, consequently facilitating work
Make the mesh diameter size that personnel adjust the first flexible rack and the second flexible rack according to required sandstone size at any time, due to
The outer wall of screen box is arranged in handle, avoids staff when adjusting inside screen box, so that safety coefficient is higher.
Detailed description of the invention
Fig. 1 is the overall structure diagram one of the utility model；
Fig. 2 is the portion A partial enlarged view in Fig. 1；
Fig. 3 is the overall structure diagram two of the utility model；
Fig. 4 is the cross-sectional view of the line B-B along Fig. 3；
Fig. 5 is the portion C partial enlarged view in Fig. 3；
Fig. 6 is the portion D partial enlarged view in Fig. 4；
Fig. 7 is the portion E partial enlarged view in Fig. 3.
Appended drawing reference: 1, screen box；2, the first sieve；3, bar is slid；4, the first flexible rack；5, the second flexible rack；6,
Set net slot；7, bracket；8, conveyer belt；9, hopper；10, eccentric block；11, driving motor；12, support frame；13, double end screw mandrel；
14, sliding block；15, bidirectional ratchet；16, detent；17, handle；18, fixed plate；19, spring；20, idler wheel；21, haulage chain；22,
Power motor；23, connecting plate；24, fixing bolt；25, observation panel；26, chamber door；27, it links up with；28, compressor arm；29, link.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of telescopic screen-dividing machine of sieve disclosed by the utility model, including screen box 1, screen box 1 is in just
The top of cube shape and screen box 1 is in hatch frame, and the whole relative level of screen box 1 is obliquely installed in 60 degree.Referring to Fig. 2, screen box 1
Side outer wall be fixed with eccentric block 10, eccentric block 10 is fixed with the driving that driving eccentric block 10 rotates far from the side of screen box 1
Motor 11, driving motor 11 runs at high speed through universal driving shaft driving eccentric block 10, so that eccentric block 10 drives screen box 1 to be vibrated.
Referring to Fig. 3 and Fig. 4,1 top of screen box is fixed with the first sieve 2, and the first sieve 2 is parallel to the bottom surface setting of screen box 1.
In the underface of the first sieve 2, along the length direction Relative sliding setting of cabinet, there are two slide bar 3, two cunnings inside screen box 1
It is arranged in parallel to move bar 3.Referring to Fig. 5,1 outer wall of screen box is fixed with the sliding assembly of two 3 Relative slidings of sliding bar of driving, sliding
Moving component includes support frame 12, double end screw mandrel 13 and sliding block 14, and screen box 1 is in the outer wall fixing support rack of one end far from ground
12, support frame 12 is in "U" shaped, and the both ends of support frame 12 are fixedly connected with 1 side wall of screen box.Rotation is provided with double in support frame 12
Captacula bar 13, double end screw mandrel 13 are vertically arranged with sliding bar 3.Thread bush sets that there are two sliding respectively for the both ends side of double end screw mandrel 13
Block 14, sliding block 14 is in a rectangular parallelepiped shape.Two sliding bars 3 close to one end of double end screw mandrel 13 through 1 side wall of screen box respectively with two
Sliding block 14 is fixedly connected.The rotation of double end screw mandrel 13 drives two sliding blocks 14 Relative sliding in double end screw mandrel 13, to drive two
A 3 Relative sliding of sliding bar.
Referring to Fig. 5, support frame 12 is fixed with the drive for driving double end screw mandrel 13 to rotate far from the side of double end screw mandrel 13
Dynamic component, driving assembly include bidirectional ratchet 15, detent 16 and handle 17, support frame 12 in double end screw mandrel 13 it is vertical one
Outer wall rotation in side is provided with the bidirectional ratchet 15 being fixedly and coaxially connected with double end screw mandrel 13, and support frame 12 is locating for the bidirectional ratchet 15
Side is fixed with fixed plate 18, and fixed plate 18 is arranged perpendicular to support frame 12, and fixed plate 18 is fixed close to 15 side of bidirectional ratchet
There is spring 19, spring 19 is fixedly connected with the detent 16 that restricted bidirectional ratchet 15 turns round far from one end of fixed plate 18, two-way
Ratchet 15 has been fixedly and coaxially connected handle 17 far from the side of support frame 12.Swing handle 17 drives bidirectional ratchet 15, thus band
Dynamic double end screw mandrel 13 rotates, and the rotation band movable slider 14 of double end screw mandrel 13 slides, stop operating handle 17 when, detent 16 is by bullet
The elastic force limitation bidirectional ratchet 15 of spring 19 rotates, so that sliding block 14 and sliding bar 3 stop sliding.
Referring to Fig. 4, the opposite side of two sliding bars 3 is fixed with the first flexible rack 4 jointly, and two sliding bars 3 are opposite
Two sides be fixed with the second flexible rack 5, the first flexible rack 4 and the second flexible rack 5 are arranged in parallel with the first sieve 2,
The mesh of first flexible rack 4 and the second flexible rack 5 assumes diamond in shape and Box junction tie point is articulated connection.When two
Bar 3 is slid towards when direction sliding close to each other, the first flexible rack 4 is compressed, while pulling two second to stretch
Rack 5 stretches, and is adjusted so as to the mesh size to the first flexible rack 4 and the second flexible rack 5.
Referring to Fig. 4 and Fig. 6,1 inside two opposite side walls of screen box, which are offered, sets net slot 6 for accommodate the second flexible rack 5,
The length direction of two lateral edge cabinets of the second flexible rack 5 far from sliding bar 3 is respectively and fixedly provided with connecting plate 23, connecting plate 23 perpendicular to
The setting of first sieve 2.Multiple fixing bolts 24 are equipped between 1 two sidewalls of connecting plate 23 and screen box, fixing bolt 24 is vertical
Through 1 side wall of screen box and connecting plate 23.Connecting plate 23 is lock onto 1 side wall of screen box using fixing bolt 24, to realize the
Two flexible racks 5 are fixed on the function of case side wall.
Referring to Fig. 3 and Fig. 4,1 top of screen box and bottom end are provided with bracket 7, and rotation is provided with transmission on two brackets 7
Band 8, the conveyer belt 8 close to 1 top of screen box are used for for conveying the sandstone that carry out sub-sieve by the conveyer belt 8 into 1 bottom end of screen box
Sandstone after transporting sub-sieve.Bracket 7 rotates in one end close to screen box 1 and one end far from screen box 1 and is provided with idler wheel 20, and two
The common tensioning sleeve in a 20 side of idler wheel is set there are two haulage chain 21, and two sides of the haulage chain 21 far from idler wheel 20 are jointly solid with one heart
Surely it is connected with conveyer belt 8, bracket 7 is fixed with the power motor 22 that driving idler wheel 20 rotates far from one end of screen box 1.Power motor
22 driving idler wheels 20 rotate, and drive haulage chain 21, conveyer belt 8 and the rotation of another idler wheel 20, realize that sandstone is transported in transmission
Function.
Referring to Fig. 3, screen box 1 is fixed with the hopper 9 being connected to inside screen box 1, the one end pair of hopper 9 far from screen box 1
The quasi- conveyer belt 8 close to 1 bottom of screen box.When sandstone is after the first sieve 2 and the second flexible 5 sub-sieve of rack, it is big to meet diameter
Small sandstone penetrates the second flexible rack 5, falls into hopper 9 and collects in hopper 9, while falling on conveyer belt 8.
Screen box 1 offers observation panel 25 far from the side of eccentric block 10, and screen box 1 is side walls hinged to be connected with for closing observation
The chamber door 26 of mouth 25.Observation panel 25 overhauls screen box 1 convenient for staff, will using chamber door 26 during sub-sieve sandstone
Observation panel 25 is closed, and sandstone is avoided to run out of from observation panel 25.Referring to Fig. 3 and Fig. 7, chamber door 26 is fixed with far from the side of screen box 1
Hook 27, screen box 1 is side walls hinged to be connected with compressor arm 28, and compressor arm 28 is hingedly connected with close to one end of screen box 1 and links up with 27
Snap-fitted link 29.Link 29 and hook 27 is snap-fitted, recycle compressor arm 28 to compress link 29, to realize
Chamber door 26 is locked to the purpose of 1 side wall of screen box.
The implementation principle of the present embodiment are as follows:
Swing handle 17 drives double end screw mandrel 13 to rotate, and drives two sliding blocks 14 and sliding 3 Relative sliding of bar, so that
Sliding bar 3 drives the first flexible rack 4 and the second flexible rack 5 to be compressed and stretched, when the first flexible rack 4 and second
When flexible rack 5 is conditioned the most suitable mesh diameter in place, start driving motor 11, driving motor 11 is through V-belt and driving wheel
10 high-speed rotation of eccentric block is driven, eccentric block 10 drives screen box 1 to vibrate, and the sandstone that conveyer belt 8 will carry out sub-sieve is transported to sieve
On the first sieve 2 in case 1, sandstone is constantly beated on the first sieve 2, meets the sandstone of diameter through the first sieve 2
It falls into hopper 9 with the first flexible rack 4, and collects in hopper 9, fall on the conveyer belt 8 of 1 bottom end of screen box, transmit
The sandstone after sub-sieve is transported to designated position again with 8.
The utility model drives double end screw mandrel 13 to rotate by swing handle 17, and band movable slider 14 and sliding bar 3 are mutually sliding
It moves, to drive the first flexible rack 4 and the second flexible 5 stretching motion of rack, and then can be according to required sandstone specification size
The mesh size for adjusting the two adjusts mesh diameter size by way of swing handle 17, convenient and quick, safe and high
Effect.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of telescopic screen-dividing machine of sieve, it is characterised in that: including screen box (1), screen box (1) top is fixed with first
Sieve (2), the internal Relative sliding setting of the screen box (1) there are two sliding bar (3), two slidings bar (3) it is opposite one
Side is fixed with the first flexible rack (4) jointly, and two opposite two sides of sliding bar (3) are fixed with the second flexible rack (5),
Screen box (1) two sidewalls are offered for accommodating setting net slot (6) for the described second flexible rack (5), the second flexible net
Frame (5) is flexibly connected far from one end of sliding bar (3) with the cell wall for setting net slot (6), and screen box (1) outer wall is fixed
There is the sliding assembly of described sliding bar (3) Relative sliding of driving two；
Screen box (1) top and bottom end are provided with bracket (7), and rotation is provided with conveyer belt (8) on the bracket (7), described
The traction mechanism for driving conveyer belt (8) rotation is fixed on bracket (7), screen box (1) bottom is fixed with and the sieve
The hopper (9) being connected to inside case (1)；
Screen box (1) side is fixed with eccentric block (10), and the eccentric block (10) is fixed with far from the side of the screen box (1)
The driving motor (11) for driving the eccentric block (10) to rotate.
2. the telescopic screen-dividing machine of a kind of sieve according to claim 1, it is characterised in that: the sliding assembly includes branch
Support (12), double end screw mandrel (13) and two sliding blocks (14), screen box (1) outer wall is fixed support frame as described above (12), described
Rotation is provided with the double end screw mandrel (13) in support frame (12), and screw thread is arranged respectively for the both ends side of the double end screw mandrel (13)
There are two the sliding block (14), the sliding bar (3) one end is through the screen box (1) side wall and the sliding block (14) fixed company
It connects, support frame as described above (12) side is fixed with the driving assembly for driving double end screw mandrel (13) rotation.
3. the telescopic screen-dividing machine of a kind of sieve according to claim 2, it is characterised in that: the driving component includes turning
The dynamic bidirectional ratchet (15) for being set to support frame as described above (12) side and being fixedly and coaxially connected with the double end screw mandrel (13), it is described
The detent (16) of restricted bidirectional ratchet (15) revolution of bidirectional ratchet (15) side elasticity setting, the bidirectional ratchet
(15) side far from support frame as described above (12) has been fixedly and coaxially connected handle (17).
4. the telescopic screen-dividing machine of a kind of sieve according to claim 3, it is characterised in that: support frame as described above (12) is in institute
Side locating for bidirectional ratchet (15) is stated to be fixed with fixed plate (18), it is fixed between the fixed plate (18) and the detent (16)
It is connected with spring (19).
5. the telescopic screen-dividing machine of a kind of sieve according to claim 1, it is characterised in that: the traction mechanism includes two
A idler wheel (20), two haulage chains (21) and a power motor (22), bracket (7) both ends are respectively and fixedly provided with idler wheel (20),
Two common tensioning sleeves in idler wheel (20) side are set there are two the haulage chain (21), the conveyer belt (8) and the traction
Chain (21) is fixedly and coaxially connected, and bracket (7) side is fixed with the power electric of one of them idler wheel (20) rotation of driving
Machine (22).
6. the telescopic screen-dividing machine of a kind of sieve according to claim 1, it is characterised in that: the second flexible rack
(5) side far from sliding bar (3) is fixed with connecting plate (23), the connecting plate (23) and the screen box (1) side wall it
Between be equipped with multiple fixing bolts (24).
7. the telescopic screen-dividing machine of a kind of sieve according to claim 1, it is characterised in that: the screen box (1) is far from institute
The side for stating eccentric block (10) offers observation panel (25), and the screen box (1) is side walls hinged to be connected with for closing the observation
The chamber door (26) of mouth (25).
8. the telescopic screen-dividing machine of a kind of sieve according to claim 7, it is characterised in that: the chamber door (26) is far from institute
The side for stating screen box (1) is fixed with hook (27), and the screen box (1) is side walls hinged to be connected with compressor arm (28), the compressor arm
(28) one end close to the screen box (1) is hingedly connected with the link (29) snap-fitted with the hook (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821950829.8U CN209452244U (en) | 2018-11-24 | 2018-11-24 | A kind of telescopic screen-dividing machine of sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821950829.8U CN209452244U (en) | 2018-11-24 | 2018-11-24 | A kind of telescopic screen-dividing machine of sieve |
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| Publication Number | Publication Date |
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| CN209452244U true CN209452244U (en) | 2019-10-01 |
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ID=68038910
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| CN201821950829.8U Active CN209452244U (en) | 2018-11-24 | 2018-11-24 | A kind of telescopic screen-dividing machine of sieve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091603A (en) * | 2022-07-27 | 2022-09-23 | 湖北理工学院 | Production line for preparing concrete blocks |
-
2018
- 2018-11-24 CN CN201821950829.8U patent/CN209452244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091603A (en) * | 2022-07-27 | 2022-09-23 | 湖北理工学院 | Production line for preparing concrete blocks |
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