CN210850096U - Auxiliary dismounting device for screw pump coupler - Google Patents
Auxiliary dismounting device for screw pump coupler Download PDFInfo
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- CN210850096U CN210850096U CN201921841800.0U CN201921841800U CN210850096U CN 210850096 U CN210850096 U CN 210850096U CN 201921841800 U CN201921841800 U CN 201921841800U CN 210850096 U CN210850096 U CN 210850096U
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Abstract
The utility model provides an auxiliary dismounting device for a screw pump coupler, which comprises a dismounting head and a connecting part, wherein the dismounting head is provided with a first through hole, and the lower end of the dismounting head is provided with an external thread structure; the connecting part comprises a first connecting part, one end of the first connecting part is provided with a first internal thread structure corresponding to the external thread structure, the other end of the first connecting part is connected with a second connecting part, the other end of the second connecting part is provided with a second internal thread structure, the outer side of the second connecting part is provided with angle iron, and the angle iron is connected with the second connecting part through a screw; the removal head is mounted on the first connection portion. The utility model discloses supplementary dismounting device of screw pump shaft coupling simple structure, convenient to use are swift, and processing is convenient and low in manufacturing cost, and application range is wide, and economic value is high.
Description
Technical Field
The utility model relates to a frock is dismantled to screw pump shaft coupling, a supplementary dismounting device of screw pump shaft coupling.
Background
Screw pumps are also known as "screw pumps" and "archimedes screw pumps". A pump which makes the water body spirally ascend along the axial direction by utilizing the rotation of the helical blade; consists of a shaft, a helical blade and a shell; when pumping water, the pump is obliquely arranged in water, so that the inclination angle of the main shaft of the water pump is smaller than that of the helical blade, and the lower end of the helical blade is contacted with the water; when the prime motor drives the screw pump shaft to rotate through the speed changing device, water enters the blades and rises along the spiral flow channel until the water flows out; the structure is simple, the manufacture is easy, the flow is large, the head loss is small, the efficiency is high, the maintenance is convenient, but the lift is low, the rotating speed is low, and a speed changing device is required to be arranged; the device is mainly used for irrigation, drainage and lifting sewage, sludge and other occasions; china began to be used in the 70's of the 20 th century.
The screw pump needs to be matched with the coupler to use when in use, the screw pump needs to use a dismounting device when being dismounted from the coupler, and the dismounting device at the present stage has the following defects:
1. the structure is more complex, the use is inconvenient, the processing is inconvenient, and the manufacturing cost is increased invisibly;
2. the function is single, and the shaft coupling of the same model can only be dismantled to a model.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a screw pump shaft coupling assists dismounting device that simple structure, convenient to use are fast, low in manufacturing cost, commonality are strong and application range is wide.
(II) technical scheme
In order to solve the technical problem, the utility model provides a screw pump shaft coupling assists dismounting device, include: the dismounting device comprises a dismounting head and a connecting part, wherein a plurality of first through holes are formed in the dismounting head, and an external thread structure is arranged at the lower end of the dismounting head; the connecting part comprises a first connecting part, one end of the first connecting part is provided with a first internal thread structure corresponding to the external thread structure, the other end of the first connecting part is connected with a second connecting part, and the outer side of the second connecting part is provided with an angle iron; the angle iron is connected with the second connecting part through a screw, a second internal thread structure is arranged at the other end of the second connecting part, and the screw is matched with the second internal thread structure; the disassembly head is installed on the first connecting part through the external thread structure. Through setting up dismantlement head, connecting portion and angle bar, hold the angle bar part and then carry out the screw dismantlement between screw pump and the shaft coupling, overall structure is simple, convenient to use, and application scope is wider.
Furthermore, the disassembling head has various sizes and models; the number of the first through holes is three, and the first through holes are distributed in a triangular shape.
Further, the first connecting part and the second connecting part are connected through a connecting shaft; the connecting shaft is in interference fit with the first connecting portion and the second connecting portion respectively.
Further, the first connecting part and the second connecting part are connected through an extension shaft; the lengthened shaft is in interference fit with the first connecting part and the second connecting part respectively.
Furthermore, the angle iron is a right angle iron, a second through hole and a third through hole are arranged on the right angle iron, the aperture of the second through hole is the same as that of the third through hole, and the axes of the second through hole and the third through hole are perpendicular to each other.
(III) advantageous effects
The utility model discloses supplementary dismounting device of screw pump shaft coupling through setting up dismantlement head, connecting portion and angle bar, and the screw between screw pump and the shaft coupling is dismantled in the rotation about the right angle bar is held to both hands during dismantlement, accomplishes until whole dismantlements, and supplementary dismounting device's overall structure is simple, and convenient to use is swift, and processing is convenient and low in manufacturing cost, and the wide economic value of application range is high.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of the auxiliary dismounting device for a screw pump coupling of the present invention;
FIG. 2 is a schematic structural view of the angle iron of the auxiliary dismounting device for the screw pump shaft coupling of the present invention;
FIG. 3 is a schematic structural view of a second embodiment of the auxiliary dismounting device for a screw pump coupling of the present invention;
FIG. 4 is a schematic structural view of a second extension shaft of the screw pump coupling auxiliary dismounting device of the present invention;
wherein: 1 is a disassembly head, 2 is a first connecting part, 3 is a connecting shaft, 4 is a second connecting part, 5 is angle iron, 6 is a screw, 7 is an extension shaft, 11 is an external thread structure, 12 is a first through hole, 51 is a second through hole, 52 is a third through hole, and 71 is a bulge.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 and 2, the utility model provides a supplementary dismounting device of screw pump shaft coupling, include: the disassembly head 1 and the connecting part are arranged, and the disassembly head 1 is of a flat structure; the disassembling head 1 is provided with a plurality of first through holes 12, and the first through holes 12 are used for disassembling screws between the screw pump and the coupling; referring to fig. 1, the lower end of the detaching head 1 is provided with an external thread structure 11, and the external thread structure 11 is a threaded column; the connecting part comprises a first connecting part 2, the first connecting part 2 is cylindrical, one end of the first connecting part 2 is provided with a first internal thread structure corresponding to the external thread structure 11, and the first internal thread structure is an internal thread hole; the other end of the first connecting portion 2 is connected to a second connecting portion 4, and in this embodiment, the second connecting portion 4 is also cylindrical and has the same outer diameter as the first connecting portion 2.
Referring to fig. 1, the first connecting portion 2 is connected to the second connecting portion 4 through a connecting shaft 3; the connecting shaft 3 is in interference fit with the first connecting part 2 and the second connecting part 4 respectively; the end parts of the first connecting part 2 and the second connecting part 4 are respectively provided with inner holes with the same aperture, and the connecting shaft 3 is in interference fit with the two inner holes. The outer side of the second connecting part 4 is provided with an angle iron 5; the angle iron 5 is connected with the second connecting part 4 through a screw 6, a second internal thread structure is arranged at the other end of the second connecting part 4, and the screw 6 is matched with the second internal thread structure; the removal head 1 is mounted on the first connection portion 2 by means of an external thread structure 11.
The disassembling head 1 has various sizes and specifications, so that the application range is improved, and a group of screw pumps and a coupling are disassembled correspondingly in each model; in the present embodiment, the number of the first through holes 12 is three, and the first through holes are distributed in a triangular shape, and the specific distribution is determined according to actual needs.
Referring to fig. 2, the angle iron 5 is a right-angle iron, a second through hole 51 and a third through hole 52 are arranged on the right-angle iron, the diameters of the second through hole 51 and the third through hole 52 are the same, and the axes of the second through hole 51 and the third through hole 52 are perpendicular to each other; the second through hole 51 and the third through hole 52 are arranged on two surfaces of the right-angle iron, and the second through hole 51 and the third through hole 52 are both arranged in the center of the right-angle iron.
Example two:
referring to fig. 2-4, the utility model provides a supplementary dismounting device of screw pump shaft coupling, include: the disassembly head 1 and the connecting part are arranged, and the disassembly head 1 is of a flat structure; the disassembling head 1 is provided with a plurality of first through holes 12, and the first through holes 12 are used for disassembling screws between the screw pump and the coupling; referring to fig. 3, the lower end of the detaching head 1 is provided with an external thread structure 11, and the external thread structure 11 is a threaded column; the connecting part comprises a first connecting part 2, the first connecting part 2 is cylindrical, one end of the first connecting part 2 is provided with a first internal thread structure corresponding to the external thread structure 11, and the first internal thread structure is an internal thread hole; the other end of the first connecting portion 2 is connected to a second connecting portion 4, and in this embodiment, the second connecting portion 4 is also cylindrical and has the same outer diameter as the first connecting portion 2.
Referring to fig. 1, the first connecting portion 2 is connected to the second connecting portion 4 through a connecting shaft 3; the connecting shaft 3 is in interference fit with the first connecting part 2 and the second connecting part 4 respectively; the end parts of the first connecting part 2 and the second connecting part 4 are respectively provided with inner holes with the same aperture, and the connecting shaft 3 is in interference fit with the two inner holes. The outer side of the second connecting part 4 is provided with an angle iron 5; the angle iron 5 is connected with the second connecting part 4 through a screw 6, a second internal thread structure is arranged at the other end of the second connecting part 4, and the screw 6 is matched with the second internal thread structure; the removal head 1 is mounted on the first connection portion 2 by means of an external thread structure 11.
The disassembling head 1 has various sizes and specifications, so that the application range is improved, and a group of screw pumps and a coupling are disassembled correspondingly in each model; in the present embodiment, the number of the first through holes 12 is three, and the first through holes are distributed in a triangular shape, and the specific distribution is determined according to actual needs.
Referring to fig. 2, the angle iron 5 is a right-angle iron, a second through hole 51 and a third through hole 52 are arranged on the right-angle iron, the diameters of the second through hole 51 and the third through hole 52 are the same, and the axes of the second through hole 51 and the third through hole 52 are perpendicular to each other; the second through hole 51 and the third through hole 52 are arranged on two surfaces of the right-angle iron, and the second through hole 51 and the third through hole 52 are both arranged in the center of the right-angle iron.
Referring to fig. 3 and 4, the first connection portion 2 is connected to the second connection portion 4 through an extension shaft 7; the lengthened shaft 7 is in interference fit with the first connecting part 2 and the second connecting part 4 respectively; inner holes with the same aperture are respectively arranged at the end parts of the first connecting part 2 and the second connecting part 4, bulges 71 corresponding to the two holes are arranged at the two ends of the long shaft 7, and the two bulges 71 are in interference fit with the two inner holes.
The difference between the first embodiment and the second embodiment is that the connecting shaft 3 or the extension shaft 7 is selected to change the length of the moment arm, the first embodiment is an auxiliary dismounting device of the screw pump coupling in a common state, and the second embodiment is an auxiliary dismounting device of the screw pump coupling with the extension shaft 7.
During disassembly, selecting a corresponding disassembly head 1, sleeving a first through hole 12 on the disassembly head 1 on a screw between a screw pump and a coupling, then holding the screw between the screw pump and the coupling by two hands to rotate up and down by right-angle iron, and disassembling other screws until the screws are completely disassembled; when the screws between the rotary screw pump and the coupling above and below the right-angle iron are held by two hands during disassembly and do not react, the screw pump coupling auxiliary disassembly device with the lengthened shaft 7 in the second embodiment needs to be used, the connecting shaft 3 is replaced by the lengthened shaft 7, and the screw pump and the coupling can be disassembled by repeating the disassembly action.
The screw pump shaft coupling auxiliary dismounting device of the utility model, through the arrangement of the dismounting head, the connecting part and the angle iron, when dismounting, both hands hold the right angle iron to rotate up and down to dismount screws between the screw pump and the shaft coupling until the complete dismounting is finished; in the using process, whether a connecting shaft or an extension shaft is used or not can be selected according to the actual using requirement; the auxiliary dismounting device is simple in overall structure, convenient and fast to use, convenient to process, low in manufacturing cost, wide in application range and high in economic value.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a supplementary dismounting device of screw pump shaft coupling which characterized in that includes: the dismounting device comprises a dismounting head (1) and a connecting part, wherein a plurality of first through holes (12) are formed in the dismounting head (1), and an external thread structure (11) is arranged at the lower end of the dismounting head (1);
the connecting part comprises a first connecting part (2), one end of the first connecting part (2) is provided with a first internal thread structure corresponding to the external thread structure (11), the other end of the first connecting part (2) is connected with a second connecting part (4), and the outer side of the second connecting part (4) is provided with an angle iron (5); the angle iron (5) is connected with the second connecting part (4) through a screw (6), a second internal thread structure is arranged at the other end of the second connecting part (4), and the screw (6) is matched with the second internal thread structure; the disassembly head (1) is installed on the first connecting part (2) through the external thread structure (11).
2. An auxiliary dismounting device for a screw pump coupling according to claim 1, characterized in that said first through holes (12) are three in number and are distributed triangularly.
3. An auxiliary dismounting device for a screw pump coupling according to claim 1, characterized in that said first connection portion (2) is connected to said second connection portion (4) by means of a connection shaft (3).
4. An auxiliary dismounting device for a screw pump coupling according to claim 3, characterized in that said coupling shaft (3) is in interference fit with said first coupling portion (2) and said second coupling portion (4), respectively.
5. An auxiliary dismounting device for a screw pump coupling according to claim 1, characterized in that said first connection portion (2) is connected to said second connection portion (4) by means of an elongated shaft (7).
6. An auxiliary dismounting device for a screw pump coupling according to claim 5, characterized in that said elongated shaft (7) is in interference fit with said first connection portion (2) and said second connection portion (4), respectively.
7. An auxiliary dismounting device for a screw pump coupling according to claim 1, characterized in that said angle iron (5) is a right angle iron, said right angle iron is provided with a second through hole (51) and a third through hole (52), said second through hole (51) and said third through hole (52) have the same diameter, and the axes of said second through hole (51) and said third through hole (52) are perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841800.0U CN210850096U (en) | 2019-10-29 | 2019-10-29 | Auxiliary dismounting device for screw pump coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841800.0U CN210850096U (en) | 2019-10-29 | 2019-10-29 | Auxiliary dismounting device for screw pump coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210850096U true CN210850096U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921841800.0U Active CN210850096U (en) | 2019-10-29 | 2019-10-29 | Auxiliary dismounting device for screw pump coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210850096U (en) |
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2019
- 2019-10-29 CN CN201921841800.0U patent/CN210850096U/en active Active
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