CN207830118U - A kind of single-screw (single screw) pump - Google Patents
A kind of single-screw (single screw) pump Download PDFInfo
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- CN207830118U CN207830118U CN201721710575.8U CN201721710575U CN207830118U CN 207830118 U CN207830118 U CN 207830118U CN 201721710575 U CN201721710575 U CN 201721710575U CN 207830118 U CN207830118 U CN 207830118U
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- screw
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- fixedly connected
- transmission shaft
- pump
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Abstract
The utility model is related to screw pump equipment technical fields, and disclose a kind of single-screw (single screw) pump, including pedestal, one end of pedestal is installed with driving motor, the output shaft of driving motor is fixedly connected with one end of shaft coupling, the other end of shaft coupling is fixedly connected with one end of transmission shaft, the side rotation of transmission shaft is socketed with filler seat, the side of filler seat is fixedly connected with gland by connecting rod, the other end of transmission shaft is fixedly connected with attachment device, the other end of attachment device is rotatablely connected by universal joint and screw shaft, the external helicoid of screw shaft is engaged with assembling stator.The single-screw (single screw) pump is divided into two parts by that will assemble stator, to realize that dismounting is easy for installation, when there is rotor locking, repair facility, by two rubber bushings by sealing limiting slot clamping, sealing installation can be achieved, while two parts stator can facilitate production and processing.
Description
Technical field
The utility model is related to screw pump equipment technical field, specially a kind of single-screw (single screw) pump.
Background technology
Single-screw (single screw) pump is to generate volume variation in suction chamber and discharge chamber by screw rod and bushing intermeshing to convey liquid
Body, its maximum feature be to the adaptable of medium, flow trim, pressure fluctuation is small, suction capacity is high, this is other
What pump kind is irreplaceable.In the prior art, when transporting high viscosity liquid or powder, between Chang Yinwei screw rods and stator
The stator rubber of the effect of rubber friction and Produced Liquid, single-screw (single screw) pump is swollen, and causes rotor interference to increase, when serious
Can cause rotor locking, when repair, can only be cleared up by dismantling, but due to single screw rod dismantle it is complicated, to influence work effect
Rate, meanwhile, the connecting shaft of transmission shaft and universal joint junction will produce vertical connection due to needing the parallel motion in charging
The resistance of axis influences to be driven effect.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of single-screw (single screw) pump, has repair easy to disassemble, raising
The advantages that being driven effect solves because being difficult to repair after rotor locking, connecting shaft is asked by vertical drag effects transmission effect
Topic.
(2) technical solution
For the purpose realized above-mentioned repair easy to disassemble, improve transmission effect, the utility model provides the following technical solutions：
A kind of single-screw (single screw) pump, including pedestal, one end of the pedestal are installed with driving motor, the output shaft of the driving motor with
One end of shaft coupling is fixedly connected, and the other end of the shaft coupling is fixedly connected with one end of transmission shaft, and transmission shaft is close to connection
One end of axis device is connect by bearing I with base rotation, and the side rotation of the transmission shaft is socketed with filler seat, the filler seat
Side gland is fixedly connected with by connecting rod, and transmission shaft runs through filler seat and gland, the transmission shaft it is another
One end is fixedly connected with attachment device, and the other end of the attachment device is rotatablely connected by universal joint and screw shaft, the spiral shell
The external helicoid of bar axis is engaged with assembling stator, and the both ends of the assembling stator are fixedly connected by pull rod, the assembling stator
One end be installed with discharging body.
Preferably, the attachment device includes connecting shaft, and one end of the connecting shaft is fixedly connected with one end of transmission shaft,
The other end of the connecting shaft and the side of universal joint are rotatablely connected, and the external activity of the connecting shaft is socketed with bearing II, institute
The external stability for stating bearing II is socketed with roller.
Preferably, the assembling stator includes steel bushing, and the steel bushing is arranged with two, the inside fixing sleeve of the steel bushing
It is connected to rubber bushing, the side of the rubber bushing is opened up there are two sealing limiting slot, and two sealing limiting slots are symmetrical above and below
Arrangement, the both sides up and down of the steel bushing pass through bolt hole threaded connection bolt.
Preferably, the both ends of the connecting shaft are equipped with bearing II.
Preferably, the both ends of the roller are equipped with sealing cover.
Preferably, the side of the steel bushing is coated with fluid sealant.
(3) advantageous effect
Compared with prior art, the utility model provides a kind of single-screw (single screw) pump, has following advantageous effect：
1, single-screw (single screw) pump, by drums inside pivot bush unit connecting shaft, so that connecting shaft does not connect directly with charging
It touches, the pressure at right angle effect for avoiding connecting shaft side from being fed, while by bearing II, ensure that connecting shaft in roller transfer
It is dynamic, to improve transmission efficiency.
2, the single-screw (single screw) pump is divided into two parts by that will assemble stator, to realize that dismounting is easy for installation, turns when appearance is fixed
When sub- locking, repair facility installs two rubber bushings by sealing limiting slot clamping, it can be achieved that sealing, while two parts
Stator can facilitate production and processing.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model attachment device structural schematic diagram；
Fig. 3 is that the utility model assembles stator diagrammatic cross-section；
Fig. 4 is enlarged diagram at the A of the utility model Fig. 3.
In figure：1 pedestal, 2 driving motors, 3 shaft couplings, 4 transmission shafts, 5 bearings I, 6 filler seats, 7 glands, 8 chargings
Chamber, 9 attachment devices, 91 connecting shafts, 92 bearings II, 93 rollers, 10 universal joints, 11 screw shafts, 12 assembling stators, 121 steel bushings,
122 rubber bushings, 123 sealing limiting slots, 124 bolts, 13 pull rods, 14 discharging bodies.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, a kind of single-screw (single screw) pump, including pedestal 1, one end of pedestal 1 are installed with driving motor 2, drive
Dynamic 2 model YVF132M -4 of motor, power 7.5kw, rotating speed 1400r/min, the output shaft and shaft coupling of driving motor 2
3 one end is fixedly connected, and the other end of shaft coupling 3 is fixedly connected with one end of transmission shaft 4, and transmission shaft 4 is close to shaft coupling 3
One end is rotatablely connected by bearing I 5 and pedestal 1, and the side rotation of transmission shaft 4 is socketed with filler seat 6, and the side of filler seat 6 is logical
It crosses connecting rod and is fixedly connected with gland 7, and transmission shaft 4 runs through filler seat 6 and gland 7, the other end of transmission shaft 4 is fixed
It is connected with attachment device 9, attachment device 9 includes connecting shaft 91, and one end of connecting shaft 91 is fixedly connected with one end of transmission shaft 4,
The other end of connecting shaft 91 is rotatablely connected with the side of universal joint 10, and the external activity of connecting shaft 91 is socketed with bearing II 92, even
The both ends of spindle 91 are equipped with bearing II 92, and two bearings II 92 can ensure stable rotation and the transmission of connecting shaft 91, bearing
II 92 external stability is socketed with roller 93, and the both ends of roller 93 are equipped with sealing cover, sealing cover mainly for prevent from feeding into
Enter bearing II 92, influence the rotating effect of bearing II 92, connecting shaft 91 is socketed by 93 internal activity of roller, so that connection
Axis 91 is not in direct contact with charging, the pressure at right angle effect for avoiding 91 side of connecting shaft from being fed, while by bearing II 92, being protected
Connecting shaft 91 has been demonstrate,proved to rotate in roller 93, to improve transmission efficiency, the other end of attachment device 9 by universal joint 10 with
Screw shaft 11 is rotatablely connected, and the external helicoid of screw shaft 11 is engaged with assembling stator 12, and assembling stator 12 includes steel bushing 121, steel
Set 121 is arranged with two, and the side of steel bushing 121 is coated with fluid sealant, improves the sealing performance of seam crossing, steel bushing 121 it is interior
Portion's fixing sleeve is connected to rubber bushing 122, and the side of rubber bushing 122 opens up there are two limiting slot 123 is sealed, limited by sealing
Slot 123 can realize the sealing installation of two parts stator, and not influence normal operating conditions, and two about 123 limiting slots of sealing
It is arranged symmetrically, the both sides up and down of steel bushing 121 are two by that will assemble stator 12 to be divided to by bolt hole threaded connection bolt 124
Part, to realize that dismounting is easy for installation, when there is rotor locking, repair facility, by two rubber bushings 122 by close
The clamping of limiting slot 123 is sealed, it can be achieved that sealing is installed, while two parts stator can facilitate production and processing, assembles the both ends of stator 12
It is fixedly connected by pull rod 13, one end of assembling stator 12 is installed with discharging body 14.
When work, start driving motor 2, shaft coupling 3 is driven to rotate, to drive transmission shaft 4 to rotate, transmission shaft 4 drives
The rotation in bearing II 92 of connecting shaft 91, it is fixed to turn to drive the rotation in assembling stator 12 of screw shaft 11 by universal joint 10
Son generates negative pressure cavity, is combined in the cavity generated to attract the material at feed cavity 8 to enter rotor, then pushed away by spiral
It is dynamic, material is extruded into discharging body 14, when material enters from feed cavity 8, since attachment device 9 needs to translate in feed cavity 8
Movement, to receive the resistance of material, roller 93 can protect the normal rotation of connecting shaft 91 without the drag effects by material,
When assembling the appearance swelling even locking failure of stator 12, it is only necessary to unscrew bolt 124, dismantle steel bushing 121 to both sides so that two
The sealing limiting slot 123 of side detaches, and then takes out the material for causing rotor locking, after cleaning out, is directed at the sealing of both sides
Limiting slot 123 is clamped, and bolt 124 is tightened.
In conclusion the single-screw (single screw) pump, is socketed connecting shaft 91, so that connecting shaft 91 is not by 93 internal activity of roller
It is in direct contact with charging, the pressure at right angle effect for avoiding 91 side of connecting shaft from being fed, while passing through bearing II 92, the company of ensure that
Spindle 91 rotates in roller 93, to improve transmission efficiency；Divided for two parts by the way that stator 12 will be assembled, is torn open to realize
Unload it is easy for installation, when there is rotor locking, repair facility, by two rubber bushings 122 by seal limiting slot 123 block
It connects, it can be achieved that sealing installation, while two parts stator can facilitate production and processing；Solve because being difficult to repair after rotor locking,
The problem of connecting shaft is driven effect by vertical drag effects.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of single-screw (single screw) pump, including pedestal (1), it is characterised in that：One end of the pedestal (1) is installed with driving motor
(2), the output shaft of the driving motor (2) is fixedly connected with one end of shaft coupling (3), the other end of the shaft coupling (3) with
One end of transmission shaft (4) is fixedly connected, and transmission shaft (4) is turned close to one end of shaft coupling (3) by bearing I (5) and pedestal (1)
The side rotation of dynamic connection, the transmission shaft (4) is socketed with filler seat (6), and the side of the filler seat (6) is fixed by connecting rod
It is connected with gland (7), and transmission shaft (4) runs through filler seat (6) and gland (7), the other end of the transmission shaft (4)
It is fixedly connected with attachment device (9), the other end of the attachment device (9) is connected by universal joint (10) and screw shaft (11) rotation
It connects, the external helicoid of the screw shaft (11) is engaged with assembling stator (12), and the both ends of the assembling stator (12) pass through pull rod
(13) it is fixedly connected, one end of the assembling stator (12) is installed with discharging body (14).
2. a kind of single-screw (single screw) pump according to claim 1, it is characterised in that：The attachment device (9) includes connecting shaft
(91), one end of the connecting shaft (91) is fixedly connected with one end of transmission shaft (4), the other end and ten thousand of the connecting shaft (91)
It is rotatablely connected to the side of section (10), the external activity of the connecting shaft (91) is socketed with bearing II (92), the bearing II
(92) external stability is socketed with roller (93).
3. a kind of single-screw (single screw) pump according to claim 1, it is characterised in that：The assembling stator (12) includes steel bushing
(121), the steel bushing (121) is arranged with two, and the inside fixing sleeve of the steel bushing (121) is connected to rubber bushing (122), institute
State rubber bushing (122) side open up there are two sealing limiting slot (123), and two sealing limiting slots (123) it is symmetrical above and below
Arrangement, the both sides up and down of the steel bushing (121) pass through bolt hole threaded connection bolt (124).
4. a kind of single-screw (single screw) pump according to claim 2, it is characterised in that：The both ends of the connecting shaft (91) are equipped with axis
Hold II (92).
5. a kind of single-screw (single screw) pump according to claim 2, it is characterised in that：The both ends of the roller (93) are equipped with sealing
Lid.
6. a kind of single-screw (single screw) pump according to claim 3, it is characterised in that：The side of the steel bushing (121) is coated with close
Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710575.8U CN207830118U (en) | 2017-12-11 | 2017-12-11 | A kind of single-screw (single screw) pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710575.8U CN207830118U (en) | 2017-12-11 | 2017-12-11 | A kind of single-screw (single screw) pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830118U true CN207830118U (en) | 2018-09-07 |
Family
ID=63385865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710575.8U Active CN207830118U (en) | 2017-12-11 | 2017-12-11 | A kind of single-screw (single screw) pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017274A (en) * | 2019-04-22 | 2019-07-16 | 黑龙江大学 | High-viscosity fluid screw pump and installation method |
| CN111075710A (en) * | 2019-12-25 | 2020-04-28 | 白坤 | 3 compare 4 equal wall thickness screw pump rubber lining structures |
-
2017
- 2017-12-11 CN CN201721710575.8U patent/CN207830118U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017274A (en) * | 2019-04-22 | 2019-07-16 | 黑龙江大学 | High-viscosity fluid screw pump and installation method |
| CN111075710A (en) * | 2019-12-25 | 2020-04-28 | 白坤 | 3 compare 4 equal wall thickness screw pump rubber lining structures |
| CN111075710B (en) * | 2019-12-25 | 2021-11-26 | 黄山黄泵单螺杆泵有限公司 | 3-to-4-equal-wall-thickness single-screw pump |
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