CN102507282B - Division ratio adjustment device - Google Patents
Division ratio adjustment device Download PDFInfo
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- CN102507282B CN102507282B CN 201110345939 CN201110345939A CN102507282B CN 102507282 B CN102507282 B CN 102507282B CN 201110345939 CN201110345939 CN 201110345939 CN 201110345939 A CN201110345939 A CN 201110345939A CN 102507282 B CN102507282 B CN 102507282B
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- division ratio
- adjustment device
- locating piece
- rod
- adjusting screw
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Abstract
The embodiment of the invention discloses a division ratio adjustment device for adjusting the division ratio of a coal sample. The division ratio adjustment device comprises a shell and an internal adjustment device; a cavity is formed inside the shell; the internal adjustment device comprises an adjustment bracket, an adjustment threaded rod, adjustment plates and regulation plates; the adjustment bracket is fixedly mounted in the shell; the adjustment threaded rod is mounted in the adjustment bracket; meanwhile, the adjustment threaded rod controls and adjusts the regulation plates througha movable pin arranged at the middle section of the adjustment threaded rod; and the regulation plates adjust and control the adjustment plates through central shafts. As the fit clearance between the threads of the adjustment threaded rod and the movable pin is small, the adjustment plates can be more precisely controlled; furthermore, the adjustment threaded rod is difficultly loosened, the adjustment plates are ensured to be more stably controlled by the division ratio adjustment device; meanwhile, the division ratio adjustment device can be adjusted only by the one-handed operation of an operator, and is simple in operation. Therefore, the division ratio adjustment device provided by the invention is simple in operation and stable in performance.
Description
Technical field
The present invention relates to coal sample making apparatus technical field, more particularly, relate in particular to a kind of division ratio adjustment device.
Background technology
At present, in the Coal Industry, in coal sample preparation field, most popular division ratio regulative mode is that gear is regulated.
Please refer to Fig. 1, Fig. 1 is the structural representation of division ratio adjustment device in the prior art.
As shown in Figure 1, the division ratio adjustment device of available technology adopting comprises housing and internal regulation device, and the top of housing has charging aperture, and the bottom has the leakage material mouth of collecting mouth and collecting mouthful both sides; The internal regulation device of division ratio adjustment device comprises initiatively sector gear and passive sector gear 02, and initiatively sector gear is intermeshing with passive sector gear 02, and active sector gear and passive sector gear 02 are respectively arranged with adjustable plate 03; Initiatively sector gear is provided with the deep-slotted chip breaker 05 of its concentric and is arranged on wing nut 01 in the deep-slotted chip breaker 05; Initiatively be respectively arranged with pointer 04 on the turning axle of sector gear and passive sector gear 02.
The division ratio adjustment device that adopts at present is when regulating, and the operator unclamps wing nut 01 first, then initiatively sector gear rotation, and initiatively sector gear drives passive sector gear 02 rotation; Initiatively sector gear and passive sector gear 02 drive respectively corresponding adjustable plate 03 rotation, thereby regulate the area that forms funnel between two adjustable plates 03, realize the division ratio adjusting; When 02 rotation of active sector gear and passive sector gear to the precalculated position, again wing nut 01 is screwed, realize the location of sector gear initiatively and passive sector gear 02.
Usually, division ratio adjustment device is provided with three precalculated positions, and is arranged on the circumference of active sector gear and passive sector gear 02, is labeled with respectively 1/2,1/4 and 1/8.
The division ratio adjustment device that adopts at present is in operating process, and the operator needs two hand co-operate, could realize the adjusting to it, complex operation; And because wing nut 01 has two outwards boss of projection, in the process of collecting coal sample, the stressed balance of two boss is relatively poor, very easily causes the loosening of wing nut 01, thereby causes the skew of adjustable plate 03, thereby affect acquisition precision; In addition, existing device adopts the gear engagement system substantially, and very large gap is arranged between the gear; Direction board can only be made on the circumference, and the bad control of the anglec of rotation is difficult to be transferred to accurate location when causing regulating.Add when being transferred to assigned address and need tighten wing nut, might cause the position to change to some extent, all affected the accuracy of division ratio.
Therefore, how providing a kind of division ratio adjustment device of simple to operate and stable performance, is the technical barrier that those skilled in the art need to solve.
Summary of the invention
In view of this, the invention provides a kind of division ratio adjustment device, the simple to operate and stable performance of this division ratio adjustment device.
In order to achieve the above object, the embodiment of the invention provides following technical scheme:
A kind of division ratio adjustment device is used for regulating the coal sample division ratio; Comprise housing and internal regulation device; Described enclosure interior forms cavity;
Described internal regulation device comprises to be regulated support, adjusting screw(rod), adjustable plate and adjusts version;
The center line of described adjusting screw(rod) is parallel with the center line that described housing forms cavity; The upper end of described adjusting support is provided with the upper locating piece of inside horizontal expansion, and the lower end of described adjusting support is provided with the lower locating piece that extends in the same way with described upper locating piece; Described adjusting screw(rod) is installed on described lower locating piece, and its end is installed on described upper locating piece; Described upper locating piece and described lower locating piece are individually fixed in described housing;
Described adjusting screw(rod) middle part also is provided with the removable pin with its threaded engagement;
The first end of two described adjustment plates has respectively the waist-shaped hole that extends along its length direction, and an end of described removable pin cooperates with described waist-shaped hole;
The second end of two described adjustment plates is respectively arranged with central shaft, but described central shaft axial-rotation be articulated in described housing;
Described adjustable plate is two, and an end of each described adjustable plate is fixed on the described central shaft that is positioned at described adjusting support the same side with it.
Preferably, the nut end of described adjusting screw(rod) is provided with the shaft shoulder, and described lower locating piece is provided with the shoulder hole that matches with the shaft shoulder of described adjusting screw(rod) nut end.
Preferably, the outer face of described adjusting support is provided with direction board, and described direction board mark has the precalculated position sign.
Preferably, described precalculated position identifies and is specially 1/2,1/4 and 1/8.
Preferably, the other end of described removable pin is provided with pointer, and described adjusting support is provided with the waist-shaped hole corresponding with described pointer stroke, and described pointer is corresponding with described precalculated position sign.
Preferably, the nut of described adjusting screw(rod) is provided with antiskid thread.
Preferably, be provided with double nut between described adjusting screw(rod) end and the described upper locating piece.
On the basis of technique scheme, a kind of division ratio adjustment device provided by the invention is used for regulating the coal sample division ratio; Comprise housing and internal regulation device; Described enclosure interior forms cavity; Described internal regulation device comprises to be regulated support, adjusting screw(rod), adjustable plate and adjusts plate; The center line of described adjusting screw(rod) is parallel with the center line that described housing forms cavity; The upper end of described adjusting support is provided with the upper locating piece of inside horizontal expansion, and the lower end of described adjusting support is provided with the lower locating piece that extends in the same way with described upper locating piece; Described adjusting screw(rod) is installed on described lower locating piece, and its end is installed on described upper locating piece; Described upper locating piece and described lower locating piece are individually fixed in described housing; Described adjusting screw(rod) middle part also is provided with the removable pin with its threaded engagement; The first end of two described adjustment plates has respectively the waist-shaped hole that extends along its length direction, and an end of described removable pin cooperates with described waist-shaped hole; The second end of two described adjustment plates is respectively arranged with central shaft, but described central shaft axial-rotation be articulated in described housing, an end of described adjustable plate is fixed in described central shaft.
Division ratio adjustment device provided by the invention, regulating support is fixedly connected with housing by upper locating piece and lower locating piece, and adjusting screw(rod) is installed on lower locating piece, and its end is installed on locating piece, and adjusting screw(rod) can dally between upper locating piece and lower locating piece; Removable pin and adjusting screw(rod) threaded engagement that adjusting screw(rod) arranges, removable pin moves up and down along with the idle running of adjusting screw(rod), so can drive the first end of adjusting plate and move up and down, and the other end of adjusting plate rotates around central shaft, and then the angle of adjustable plate is regulated; The screw thread of adjusting screw(rod) and the tolerance clearance of removable pin with respect in the above-mentioned background technology initiatively sector gear for the gap that cooperates between the passive sector gear, control to adjustable plate is more accurate, and, adjusting screw(rod) is difficult for loosening, thereby guarantees that division ratio adjustment device is more stable to the control of adjustable plate; Simultaneously, operating personnel only need one-handed performance can realize division ratio adjustment device is regulated, and are simple to operate.
So, the simple to operate and stable performance of division ratio adjustment device provided by the invention.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of division ratio adjustment device in the prior art;
Fig. 2 is the one-piece construction schematic diagram of division ratio adjustment device provided by the invention;
Fig. 3 is the structural representation of direction board on the adjusting support of division ratio adjustment device provided by the invention;
Fig. 4 is the structural representation of the adjusting support of division ratio adjustment device provided by the invention;
Fig. 5 is the structural representation of the internal regulation device of division ratio adjustment device provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
In the discussion hereinafter, please refer to Fig. 2-Fig. 5, Fig. 2 is the one-piece construction schematic diagram of division ratio adjustment device provided by the invention; Fig. 3 is the structural representation of direction board on the adjusting support of division ratio adjustment device provided by the invention; Fig. 4 is the structural representation of the adjusting support of division ratio adjustment device provided by the invention; Fig. 5 is the structural representation of the internal regulation device of division ratio adjustment device provided by the invention.
Division ratio adjustment device for regulating the coal sample division ratio provided by the invention comprises housing and internal regulation device; Enclosure interior forms cavity; The internal regulation device comprises to be regulated support 2, adjusting screw(rod) 1, adjustable plate 6 and adjusts plate 4; The center line of adjusting screw(rod) 1 is parallel with the center line that housing forms cavity; The upper end of regulating support 2 is provided with the upper locating piece 22 of inside horizontal expansion, and the lower end of regulating support 2 is provided with the lower locating piece 21 that extends in the same way with upper locating piece 22; Adjusting screw(rod) 1 is installed on lower locating piece 21, and its end is installed on locating piece 22; Upper locating piece 22 and lower locating piece 21 are individually fixed in housing; Adjusting screw(rod) 1 middle part also is provided with the removable pin 5 with its threaded engagement; Two first ends of adjusting plate 4 have respectively the waist-shaped hole that extends along its length direction, and an end of removable pin 5 cooperates with waist-shaped hole; Two the second ends of adjusting plates 4 are respectively arranged with central shaft 7, but central shaft 7 axial-rotations be articulated in housing; Adjustable plate 6 is two, and an end of each adjustable plate 6 is fixed on the central shaft 7 that is positioned at adjusting support 2 the same sides with it.
Division ratio adjustment device provided by the invention is regulated support 2 and is fixedly connected with housing by upper locating piece 22 and lower locating piece 21, guarantees to regulate the relatively-stationary stability between support 2 and the housing; And adjusting screw(rod) 1 is installed on lower locating piece 21, and its end is installed on locating piece 22, thereby so that adjusting screw(rod) 1 can between lower locating piece 21 and upper locating piece 22, dally; Simultaneously, threaded engagement between the removable pin 5 that adjusting screw(rod) 1 arranges and the adjusting screw(rod) 1, and, the first end of adjusting plate 4 is provided with the waist-shaped hole that cooperates with an end of removable pin 5, but two other ends of adjusting plate 4 are hinged with housing axial rotation ground by the central shaft 7 of its setting, axial displacement to removable pin 5 limits, thereby guarantees that removable pin 5 carries out upper and lower displacement under can only driving at the screw thread of adjusting screw(rod) 1 when adjusting screw(rod) 1 idle running, and can not carry out axial-rotation thereupon; In the process of removable pin 5 upper and lower displacements, removable pin 5 slides in the waist-shaped hole of the first end setting of adjusting plate 4, thus can corresponding removable pin 5 and central shaft 7 between the variation of relative distance; When adjustment plate 4 drive central shafts 7 carried out axial-rotation, the adjustable plate 6 that central shaft 7 drives one end is fixed in central shaft 7 was rotated, thereby realized control and adjusting to adjustable plate 6.The tolerance clearance of the screw thread of adjusting screw(rod) 1 and removable pin 5 with respect in the above-mentioned background technology initiatively sector gear for the gap that cooperates between the passive sector gear, control to adjustable plate 6 is more accurate, and, adjusting screw(rod) 1 is difficult for loosening, thereby guarantees that division ratio adjustment device is more stable to the control of adjustable plate 6; Simultaneously, operating personnel only need one-handed performance can realize division ratio adjustment device is regulated, and are simple to operate.
So, the simple to operate and stable performance of division ratio adjustment device provided by the invention.
On the basis of technique scheme, be the stability that guarantees to install between adjusting screw(rod) 1 and the lower locating piece 21, the nut end of adjusting screw(rod) 1 is provided with the shaft shoulder, and lower locating piece 21 is provided with the shoulder hole that matches with the shaft shoulder of adjusting screw(rod) 1 nut end.
Adjusting screw(rod) 1 by cooperate between the shaft shoulder and the shoulder hole and adjusting screw(rod) 1 terminal with upper locating piece 22 between cooperate acting in conjunction, the matching relationship between realization adjusting screw(rod) 1 that can be more stable and the adjusting support 2.
Preferably, the outer face of regulating support 2 is provided with direction board 3, and direction board 3 marks have the precalculated position sign.
More preferably, the precalculated position sign of mentioning in the technique scheme is specially 1/2,1/4 and 1/8.
Simultaneously, the other end of removable pin 5 is provided with pointer, regulates support 2 and is provided with the waist-shaped hole corresponding with the pointer stroke, and pointer is corresponding with the precalculated position sign.
For ease of adjusting screw(rod) is rotated, the nut of adjusting screw(rod) 1 is provided with antiskid thread.
Be provided with double nut between the end of adjusting screw(rod) 1 and the upper locating piece 22.Mutually interlock between two nuts of double nut, thus the end of adjusting screw(rod) 1 and the friction between the upper locating piece 22 can be reduced.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, in other embodiments realization.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a division ratio adjustment device is used for regulating the coal sample division ratio; Comprise housing and internal regulation device; Described enclosure interior forms cavity; It is characterized in that:
Described internal regulation device comprises to be regulated support (2), adjusting screw(rod) (1), adjustable plate (6) and adjusts plate (4);
The center line of described adjusting screw(rod) (1) is parallel with the center line that described housing forms cavity; The upper end of described adjusting support (2) is provided with the upper locating piece (22) of inside horizontal expansion, and the lower end of described adjusting support (2) is provided with the lower locating piece (21) that extends in the same way with described upper locating piece (22); Described adjusting screw(rod) (1) is installed on described lower locating piece (21), and its end is installed on described upper locating piece (22); Described upper locating piece (22) and described lower locating piece (21) are individually fixed in described housing;
Described adjusting screw(rod) (1) middle part also is provided with the removable pin (5) with its threaded engagement;
The first end of two described adjustment plates (4) has respectively the waist-shaped hole that extends along its length direction, and an end of described removable pin (5) cooperates with described waist-shaped hole;
The second end of two described adjustment plates (4) is respectively arranged with central shaft (7), described central shaft (7) but axial-rotation be articulated in described housing;
Described adjustable plate (6) is two, and an end of each described adjustable plate (6) is fixed on the described central shaft (7) that is positioned at described adjusting support (2) the same side with it.
2. division ratio adjustment device according to claim 1, it is characterized in that: the nut end of described adjusting screw(rod) (1) is provided with the shaft shoulder, and described lower locating piece (21) is provided with the shoulder hole that matches with the shaft shoulder of described adjusting screw(rod) (1) nut end.
3. division ratio adjustment device according to claim 2, it is characterized in that: the outer face of described adjusting support (2) is provided with direction board (3), and described direction board (3) mark has the precalculated position sign.
4. division ratio adjustment device according to claim 3 is characterized in that: described precalculated position sign is specially 1/2,1/4 and 1/8.
5. division ratio adjustment device according to claim 4, it is characterized in that: the other end of described removable pin (5) is provided with pointer, described adjusting support (2) is provided with the waist-shaped hole corresponding with described pointer stroke, and described pointer is corresponding with described precalculated position sign.
6. division ratio adjustment device according to claim 3, it is characterized in that: the nut of described adjusting screw(rod) (1) is provided with antiskid thread.
7. each described division ratio adjustment device is characterized in that: be provided with double nut between described adjusting screw(rod) (1) end and the described upper locating piece (22) according to claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110345939 CN102507282B (en) | 2011-11-04 | 2011-11-04 | Division ratio adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110345939 CN102507282B (en) | 2011-11-04 | 2011-11-04 | Division ratio adjustment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102507282A CN102507282A (en) | 2012-06-20 |
| CN102507282B true CN102507282B (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110345939 Expired - Fee Related CN102507282B (en) | 2011-11-04 | 2011-11-04 | Division ratio adjustment device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181021B (en) * | 2014-08-26 | 2016-10-05 | 长沙开元仪器股份有限公司 | Flow guide type sample division device and division method |
| CN105372105B (en) * | 2015-10-30 | 2018-07-31 | 远光共创智能科技股份有限公司 | Using the sample making apparatus of rotary reduction device |
| CN105372106B (en) * | 2015-10-30 | 2018-12-28 | 远光共创智能科技股份有限公司 | Crushing division integrated machine |
| CN106872234A (en) * | 2017-03-06 | 2017-06-20 | 镇江市科瑞制样设备有限公司 | A kind of adjustable reduction device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2611886Y (en) * | 2003-03-12 | 2004-04-14 | 阎国俊 | Conical drum adjustable gap type reducing divider with scraping and viberating appts. |
| CN201116906Y (en) * | 2007-04-25 | 2008-09-17 | 霍春生 | Taper type crushing-dividing machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
| CN101603891A (en) * | 2008-08-11 | 2009-12-16 | 阎国俊 | Vertical type crushing division integrated sampling machine |
| CN202305294U (en) * | 2011-11-04 | 2012-07-04 | 长沙开元仪器股份有限公司 | Division ratio regulating device |
-
2011
- 2011-11-04 CN CN 201110345939 patent/CN102507282B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2611886Y (en) * | 2003-03-12 | 2004-04-14 | 阎国俊 | Conical drum adjustable gap type reducing divider with scraping and viberating appts. |
| CN201116906Y (en) * | 2007-04-25 | 2008-09-17 | 霍春生 | Taper type crushing-dividing machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
| CN101603891A (en) * | 2008-08-11 | 2009-12-16 | 阎国俊 | Vertical type crushing division integrated sampling machine |
| CN202305294U (en) * | 2011-11-04 | 2012-07-04 | 长沙开元仪器股份有限公司 | Division ratio regulating device |
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| CN102507282A (en) | 2012-06-20 |
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Granted publication date: 20131023 Termination date: 20191104 |
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