CN201747595U - Overload protection slurry pump - Google Patents
Overload protection slurry pump Download PDFInfo
- Publication number
- CN201747595U CN201747595U CN2010202817809U CN201020281780U CN201747595U CN 201747595 U CN201747595 U CN 201747595U CN 2010202817809 U CN2010202817809 U CN 2010202817809U CN 201020281780 U CN201020281780 U CN 201020281780U CN 201747595 U CN201747595 U CN 201747595U
- Authority
- CN
- China
- Prior art keywords
- pump
- gear
- driving shaft
- driven shaft
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Abstract
An overload protection slurry pump relates to rayon staple industry slurry conveying field and is characterized in that an overload protection device is arranged between a speed reducer and a drive shaft, a synchronization gearbox of the slurry pump adopts upper and lower independent lubrication structures, and the drive shaft and a driven shaft are sequentially positioned the upper and lower independent lubrication structures; a synchronizer gear is assembled on the drive shaft and the driven shaft, the other ends of the drive shaft and the driven shaft are respectively mounted with a guiding key and a rotor expansion sleeve, three-vane cam rotor is respectively connected with the drive shaft and the driven shaft through the guiding key and the rotor expansion sleeve, a mechanical seal moving ring of an external small spring mechanical seal is respectively fixed on the drive shaft and the driven shaft, a mechanical seal mating ring is fixed on a pump casing, one end of the pump casing is connected with the synchronization gearbox by a fixing piece, and the other end of the pump casing is connected with a pump cover by a fixing piece. The life cycle of lubricant is improved through the independent lubricant structures, and the energy consumption is reduced. The overload protection slurry pump has strong delivery capacity, low fault rate, long life cycle and convenient maintenance of equipment.
Description
Technical field
The utility model relates to a kind of viscose staple fiber industry slurry congee feedway, specifically a kind of overload-protection thick liquid pump.
Background technique
At present, domestic existing viscose staple fiber slurry congee pump mostly is rotor pump, and in pump chamber, two figure of eight rotors or clover-leaf cam rotor are installed on the pair of parallel axle, by reverse each other the rotatablely moving synchronously of a pair of gear band action.Between rotor, between rotor and the pump case inwall, maintain certain clearance, can realize the conveying of material.General conveying capacity is approximately 3.53 liters/commentaries on classics.Existing fuel tank is the integrated type fuel tank, and two pump shafts are lubricated in same fuel tank, when upper axis is in lubricated position, lower shaft is immersed in the lubricant oil fully, axle rotates acting can make lubricating oil temperature raise, and not only increases energy consumption but also easily make the lubricant oil sex change, is unfavorable for lubricating.And its rotor is connected by spline with axle, because of easily being mixed with foreign material such as iron wire in the material, easily causes accidents such as holddown.
Summary of the invention
The technical problems to be solved in the utility model is lubricated in same fuel tank at two pump shafts in the prior art; rotor is connected by spline with axle; because of easily being mixed with many defectives such as foreign material holddown in the material; provide a kind of synchronized gear box to be two-layer independently lubricating structure up and down; conveying capacity is strong; equipment failure rate is low, and the equipment life cycle is long, and equipment repair and maintenance are overload-protection thick liquid pump easily.
Realize above-mentioned purpose by the following technical solutions: a kind of overload-protection thick liquid pump, comprise driving shaft, driven shaft, pump case, pump cover, motor, speed reducer, the clover-leaf cam rotor, gear housing, described motor is connected with speed reducer, speed reducer is connected with driving shaft, driving shaft inserts in the pump case, be arranged in parallel with driven shaft, the clover-leaf cam rotor is positioned at the pump case of slurry congee pump, be provided with overload protection arrangement between described speed reducer and the driving shaft, be provided with dividing plate in the described synchronized gear box, this dividing plate will be divided into two-layer independently lubricating structure up and down in the synchronized gear box, and described driving shaft and driven shaft are positioned at up and down independently lubricating structure successively; The synchromesh gear that is positioned at synchronized gear box is assemblied on driving shaft and the driven shaft, the other end of driving shaft, driven shaft is equipped with feather key and rotor expansion set respectively, the clover-leaf cam rotor is connected with driving shaft, driven shaft respectively with the rotor expansion set by feather key, the machine envelope rotating ring of external little spring mechanical seal is separately fixed on driving shaft and the driven shaft, its machine envelope stationary ring is fixed on the pump case, described pump case one end links to each other with synchronized gear box with fixed block, and the other end links to each other with pump cover with fixed block.
Compared with prior art, the utlity model has following advantage:
Because increasing the overload protection coupling between speed reducer of the present utility model and the driving shaft can avoid effectively because of being mixed with the holddown that larger particles or other foreign matters cause by gap between rotor in the material.When foreign matter was stuck between two rotors, the moment of torsion that driving shaft transmitted will surpass the value that overload protection arrangement sets, and self produces slide relative, and protection rotor and pump shaft are injury-free.The synchronized gear box inner-use clapboard is divided into two-layer independent lubrication box body structure up and down, can cut down the consumption of energy, improve lubricating structure, prolongs the lubricant oil life cycle.Adopt expansion set to be connected between driven gear and rotor and the axle can to avoid drawbacks such as splined shaft processed complex, spindle nose rigidity are not enough.Also be convenient to the quick loading and unloading of gear and rotor, help the maintenance and the maintenance of equipment.Mechanical sealing static ring adopts the stationary ring nested structure can reduce the difficulty of processing of pump case, is convenient to loading and unloading, the replacing of stationary ring.The mechanical seal of external little spring can be avoided packing seal damage pump shaft, easily be produced leakage problem, also can avoid using video disc spring sealed because of causing machine envelope elastic failure problem behind the dry caking of material.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model stationary ring cover mounting structure enlarged view.
Fig. 3 is the utility model overload protection arrangement schematic representation.
Among the figure, motor 1, speed reducer 2, overload protection coupling 3; gear expansion set 4, driving shaft 5, driven shaft 6, synchronized gear box 7; synchromesh gear 8, external little spring mechanical seal 9, pump case 10, feather key 11; rotor expansion set 12, clover-leaf cam 13, pump cover 14, machine envelope rotating ring 15; stationary ring cover 16, machine envelope stationary ring 17, driving axle housing 18, slider disc 19; friction plate 20, compression plate 21, elastic element 22, tightening dish 23, pretension bolt 24.
Embodiment
Below in conjunction with accompanying drawing and instantiation the utility model is further described.
Present embodiment is a kind of overload-protection thick liquid pump, is made up of motor 1, speed reducer 2, overload protection coupling 3, gear expansion set 4, driving shaft 5, driven shaft 6, synchronized gear box 7, synchromesh gear 8, external little spring mechanical seal 9, pump case 10, feather key 11, rotor expansion set 12, clover-leaf cam rotor 13, pump cover 14 etc.
Referring to accompanying drawing 1, motor 1 is connected with speed reducer 2, and speed reducer 2 is connected with overload protection coupling 3, and overload protection coupling 3 is connected with driving shaft 5, and driving shaft 5 inserts in synchronized gear box 7, the pump case 10, be arranged in parallel with driven shaft 6.Be provided with dividing plate in the synchronized gear box, this dividing plate will be divided into two-layer independently lubrication box body structure up and down in the synchronized gear box 7, and driving shaft 5 is positioned at independently lubrication box body structure of bottom, and driven shaft 6 is positioned at independently lubrication box body structure of top.Be positioned at the pump case 10 of slurry congee pump as the constant volume clover-leaf cam rotor 13 of rotor.The synchromesh gear 8 that is positioned at synchronized gear box 7 is divided into driving gear and driven gear, and driving gear is assemblied on the driving shaft 5, and driven gear is assembled on the driven shaft 6 with gear expansion set 4, driving gear and driven gear engagement driving.The other end of driving shaft 5, driven shaft 6 is equipped with feather key 11 and rotor expansion set 12 respectively, and constant volume clover-leaf cam rotor 13 is connected with driving shaft 5, driven shaft 6 respectively with rotor expansion set 12 by feather key 11.
See Fig. 2, Fig. 1, the machine envelope rotating ring 15 of external little spring mechanical seal 9 is separately fixed on driving shaft 5 and the driven shaft 6, and its machine envelope stationary ring 17 overlaps 16 fixed structures for stationary ring, and machine envelope stationary ring 17 is fixed on the pump case 10 by stationary ring cover 16.Pump case 10 1 ends link to each other with synchronized gear box 7 with bolt, and the other end links to each other with pump cover 14 with bolt.
Referring to accompanying drawing 3, between Fig. 1 speed reducer 2 and the slurry congee pump driving shaft 5 coupling is housed, overload protection arrangement loads on the coupling, forms overload protection coupling 3.The overload protection arrangement of this coupling is made up of driving axle housing 18, slider disc 19, friction plate 20, elastic element 22.Suit slider disc 19, compression plate 21 and elastic element 22 successively on driving axle housing 18 are installed friction plate 20 in the both sides of slider disc 19.Overload protection arrangement is fastening by tightening dish 23 to be overall structure.Friction plate 20 produces slide relative with slider disc 19 when external force causes pump driving shaft 5 change in torque, thereby moment no longer is delivered on the clover-leaf cam rotor 13, effectively protects clover-leaf cam rotor 13.When external force is eliminated, under the effect of elastic element 22, friction plate 20 can drive slider disc 19 and rotate transmitting torque again together.The size of overload protection arrangement institute transmitting torque can be adjusted by pretension bolt 24.
When motor 1 drives speed reducer 2 rotations; speed reducer 2 drives driving shaft 5 by overload protection coupling 3 and rotates; driving shaft 5 drives driven shaft 6 by synchromesh gear 8 and does the synchronous backward rotation; master and slave moving axis drives constant volume clover-leaf cam rotor 13 respectively and synchronously rotates together; in clover-leaf cam rotor 13 rotation processes between two rotors and pump case 10, pump cover 14 volume-variation takes place; and then, finish the conveying of material to high concentration material generation suction effect.
The utility model not only can be widely used in the conveying of viscose staple fiber industry slurry congee, can also be used for the conveying of other high concentration material.
Claims (4)
1. overload-protection thick liquid pump, comprise driving shaft, driven shaft, pump case, pump cover, motor, speed reducer, the clover-leaf cam rotor, gear housing, described motor is connected with speed reducer, speed reducer is connected with driving shaft, driving shaft inserts in the pump case, be arranged in parallel with driven shaft, the clover-leaf cam rotor is positioned at the pump case of slurry congee pump, it is characterized in that, be provided with overload protection arrangement between described speed reducer and the driving shaft, be provided with dividing plate in the described synchronized gear box, this dividing plate will be divided into two-layer independently lubricating structure up and down in the synchronized gear box, described driving shaft and driven shaft are positioned at up and down independently lubricating structure successively; The synchromesh gear that is positioned at synchronized gear box is assemblied on driving shaft and the driven shaft, the other end of driving shaft, driven shaft is equipped with feather key and rotor expansion set respectively, the clover-leaf cam rotor is connected with driving shaft, driven shaft respectively with the rotor expansion set by feather key, the machine envelope rotating ring of external little spring mechanical seal is separately fixed on driving shaft and the driven shaft, its machine envelope stationary ring is fixed on the pump case, described pump case one end links to each other with synchronized gear box with fixed block, and the other end links to each other with pump cover with fixed block.
2. a kind of overload-protection thick liquid pump according to claim 1 is characterized in that: between described speed reducer and the slurry congee pump driving shaft coupling is housed, overload protection arrangement loads on the coupling.
3. a kind of overload-protection thick liquid pump according to claim 1; it is characterized in that: synchromesh gear is divided into driving gear and driven gear; driving gear is sleeved on the driving shaft, and driven gear is assembled to driven shaft with gear expansion set 4 and connects driving gear and driven gear engagement driving.
4. a kind of overload-protection thick liquid pump according to claim 1 is characterized in that: described machine envelope stationary ring is a stationary ring cover fixed structure, and machine envelope stationary ring is fixed on the pump case by the stationary ring cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202817809U CN201747595U (en) | 2010-08-05 | 2010-08-05 | Overload protection slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202817809U CN201747595U (en) | 2010-08-05 | 2010-08-05 | Overload protection slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201747595U true CN201747595U (en) | 2011-02-16 |
Family
ID=43582274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202817809U Expired - Fee Related CN201747595U (en) | 2010-08-05 | 2010-08-05 | Overload protection slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201747595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915238A (en) * | 2010-08-05 | 2010-12-15 | 唐山三友集团兴达化纤有限公司 | Overload-protection thick liquid pump |
-
2010
- 2010-08-05 CN CN2010202817809U patent/CN201747595U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915238A (en) * | 2010-08-05 | 2010-12-15 | 唐山三友集团兴达化纤有限公司 | Overload-protection thick liquid pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101915238B (en) | Overload-protection thick liquid pump | |
| CN201747595U (en) | Overload protection slurry pump | |
| CN108861343B (en) | Sprocket device of scraper conveyor | |
| CN204403283U (en) | A kind of retarder for railway station safety check transmission device | |
| CN201771775U (en) | Negative pressure oil gas supply component of horizontal type scroll compressor | |
| CN103032327A (en) | Water-lubricating single-screw air compressor | |
| CN102312962A (en) | Bevel gear-planetary differential large-transmission-ratio speed reducer for mining mill | |
| CN104121331B (en) | Double-screw impregnator gear drive | |
| CN207583622U (en) | A kind of full seal type Quimby pump and high-pressure balancing rotor | |
| CN103032544A (en) | Soft start gearcase | |
| CN202301006U (en) | Built-in bearing double-helix triple-helix double-screw pump | |
| CN206280440U (en) | Double motive power driving gear-boxes and freewheel clutch are integrated | |
| CN202301030U (en) | Single-screw air compressor utilizing water lubrication | |
| CN202073785U (en) | Oil-injecting screw rod compressor with novel structure | |
| CN202612122U (en) | Integral fully-enclosed type refrigeration vortex pump | |
| CN205877674U (en) | Ships and light boats petrol engine parallel rotor oil pump | |
| CN201284737Y (en) | High-efficiency non-leakage Roots impeller pump | |
| CN204553747U (en) | Oil field energy saving planetary driving device | |
| CN2787321Y (en) | Main transmission system for cold-reducing mill | |
| CN205154392U (en) | Double pump conveying system and engine thereof | |
| CN207935080U (en) | It is a kind of without abrasion high viscosity impeller pump | |
| CN2779160Y (en) | Double side gear-reduction unit of reciprocating type water flood pump | |
| CN201593500U (en) | Gear type combination pump | |
| CN209385623U (en) | Loading machine speed-variable pump forced lubrication structure | |
| CN201991771U (en) | Outer driving structure of eccentric dual-rotor pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20110805 |