CN210767173U - Coupling device of sewage lifting device - Google Patents
Coupling device of sewage lifting device Download PDFInfo
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- CN210767173U CN210767173U CN201921214187.XU CN201921214187U CN210767173U CN 210767173 U CN210767173 U CN 210767173U CN 201921214187 U CN201921214187 U CN 201921214187U CN 210767173 U CN210767173 U CN 210767173U
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- coupling
- water inlet
- water outlet
- flat
- outlet pipe
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Abstract
A coupling device of a sewage lifting device comprises a water outlet pipe seat, a coupling frame and a flat steel pipe; the water outlet pipe seat is provided with two coupling bulges, the coupling frame is correspondingly provided with two barb bodies, the two coupling bulges and the two barb bodies are coupled by adopting inclined planes, the connection is stable, and the matching structure is simpler compared with the traditional water outlet pipe seat and the coupling frame; the flat steel pipe is used as the guide rod, the flat bulge for mounting the flat steel pipe is arranged on the water outlet pipe seat, the large-area guide fit is formed between the flat bulge and the flat steel pipe, the structure is more stable, and compared with the traditional circular guide rod, the flat steel pipe can effectively prevent the pump from twisting in the falling process, so that the situation that the pump is coupled in place for many times is avoided; the water outlet of the water outlet pipe seat is changed into a groove type from a traditional flange, so that a clamp is convenient to mount to connect a pipeline; the whole device is small in size, and meanwhile, the sewage lifting box can be smaller, so that the double cost reduction and efficiency improvement effects are achieved.
Description
Technical Field
The utility model relates to a sewage hoisting device especially relates to a sewage hoisting device's coupling device.
Background
Current sewage hoisting device is along using traditional coupling device, and this kind of traditional coupling device's is bulky, and weight is heavy for the volume increase of the sewage hoisting box of connection, the steel sheet thickening, it is many with material, all increased manufacturing cost.
SUMMERY OF THE UTILITY MODEL
To the above problems, the utility model provides a coupling device of sewage hoisting device.
The purpose of the utility model can be realized by the following technical scheme: a coupling device of a sewage lifting device comprises a water outlet pipe seat, a coupling frame and a flat steel pipe; the water inlet of the water outlet pipe seat faces horizontally, two coupling protrusions and a flat protrusion are arranged at the water inlet, the two coupling protrusions are respectively located on two sides of the upper portion of the water inlet and are located at the same horizontal position, one surface of each coupling protrusion, which faces away from the plane where the water inlet is located, is an inclined surface, the upper end of the inclined surface of each coupling protrusion is close to the plane where the water inlet is located, the lower end of the inclined surface of each coupling protrusion is far away from the plane where the water inlet is located, and the flat protrusion is located between the two coupling protrusions and is higher than; a groove is arranged on the outer wall of the water outlet pipe seat along the circumferential direction; the coupling frame is arranged at a water inlet of the water outlet pipe seat, one surface of the coupling frame is matched with the end surface of the water inlet of the water outlet pipe seat, two sides of the upper part of one surface of the coupling frame are respectively provided with a barb body, the two barb bodies are respectively hooked on the two coupling bulges of the water outlet pipe seat, each barb body is provided with an inclined surface matched with the inclined surface of the corresponding coupling bulge, and a notch for the flat bulge of the water outlet pipe seat to pass through is arranged between the two barb bodies on the coupling frame; the lower end of the flat bulge is embedded in the flat bulge of the water outlet pipe seat and is arranged in the gap of the coupling frame.
Further, the other surface of the coupling protrusion facing the plane of the water inlet is parallel to the plane of the water inlet.
Furthermore, the cross section of the flat bulge is in an isosceles triangle shape with a vertex angle and a fillet transition.
Furthermore, one surface of the flat convex back to the plane where the water inlet is located is an inclined surface, the upper end of the inclined surface of the flat convex is close to the plane where the water inlet is located, and the lower end of the inclined surface of the flat convex is far away from the plane where the water inlet is located.
Furthermore, the other surface of the flat bulge facing to the plane where the water inlet is located is parallel to the plane where the water inlet is located.
Compared with the prior art, the beneficial effects of the utility model are that: the water outlet pipe seat is provided with two coupling bulges, the coupling frame is correspondingly provided with two barb bodies, the two coupling bulges and the two barb bodies are coupled by adopting inclined planes, the connection is stable, and the matching structure is simpler compared with the traditional water outlet pipe seat and the coupling frame; the flat steel pipe is used as the guide rod, the flat bulge for mounting the flat steel pipe is arranged on the water outlet pipe seat, the large-area guide fit is formed between the flat bulge and the flat steel pipe, the structure is more stable, and compared with the traditional circular guide rod, the flat steel pipe can effectively prevent the pump from twisting in the falling process, so that the situation that the pump is coupled in place for many times is avoided; the water outlet of the water outlet pipe seat is changed into a groove type from a traditional flange, so that a clamp is convenient to mount to connect a pipeline; the whole device is small in size, and meanwhile, the sewage lifting box can be smaller, so that the double cost reduction and efficiency improvement effects are achieved.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a front view of the outlet tube seat of the present invention.
Fig. 4 is a top view of the outlet tube seat of the present invention.
Fig. 5 is a left side view of the outlet tube seat of the present invention.
Fig. 6 is a front view of the coupling rack of the present invention.
Fig. 7 is a top view of the coupling rack of the present invention.
Fig. 8 is a left side view of the coupling rack of the present invention.
The components in the figures are labeled as follows:
1 outlet pipe seat
101 coupling projection
1011 inclined plane
102 flat projection
1021 inclined plane
103 water inlet end face
104 groove
105 base plate
2 coupling rack
201 barb body
2011 inclined plane
202 gap
3, flat steel pipes.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
Referring to fig. 1 and 2, the coupling device of the sewage lifting device comprises a water outlet pipe seat 1, a coupling frame 2 and a flat steel pipe 3.
Referring to fig. 3 to 5, the water inlet of the water outlet pipe base 1 is horizontally oriented, and two coupling protrusions 101 and a flat protrusion 102 are arranged at the water inlet.
Two protruding 101 of coupling are located both sides above the water inlet respectively and are in same horizontal position, every protruding 101 of coupling's the one side of being in the place plane of water inlet dorsad is inclined plane 1011, and the upper end of the inclined plane 1011 of protruding 101 of coupling is close to the plane of water inlet place, the lower extreme is kept away from the plane of water inlet place, and the other side of the protruding 101 of coupling towards the plane of water inlet place is on a parallel with the plane of water inlet place, and the inclined plane 1011 of water inlet terminal surface 103 and two protruding 101 of coupling is the coupling surface with coupling frame 2 contact complex.
The water outlet of the water outlet pipe seat 1 is vertically upward, the outer wall of the water outlet is circumferentially provided with a groove 104, and the groove 104 is convenient for clamping to connect a pipeline. And a bottom plate hole is formed in the bottom plate 105 of the water outlet pipe seat 1 and is used for connecting the sewage lifting box through a bolt.
Referring to fig. 1 and 2, the coupling frame 2 is installed at a water inlet of the water outlet pipe seat 1. Referring to fig. 6 to 8, one side of the coupling frame 2 is matched with the water inlet end surface 103 of the water outlet pipe seat 1, the opposite side of the coupling frame 2 is used for connecting a pump flange, two sides of the upper portion of one side of the coupling frame 2 are respectively provided with a barb body 201, the two barb bodies 201 are respectively hooked on the two coupling protrusions 101 of the water outlet pipe seat 1, each barb body 201 is provided with an inclined surface 1021 matched with the inclined surface 1011 of the corresponding coupling protrusion 101, a notch 202 for the flat protrusion 102 of the water outlet pipe seat 1 to pass through is arranged between the two barb bodies 201 on the coupling frame 2, the size of the notch 202 is slightly larger than the outer ring of the flat steel pipe 3, and the notch 202 and the flat protrusion 102 are matched to guide the flat steel pipe 3.
Referring to fig. 1 and 2, the lower end of the flat protrusion 102 is embedded in the flat protrusion 102 of the outlet pipe seat 1 and is disposed in the notch 202 of the coupling frame 2.
The coupling device of the sewage lifting device is small in overall size, and meanwhile, the sewage lifting box can be smaller, so that the effects of double cost reduction and efficiency improvement are achieved.
It should be noted that many variations and modifications of the embodiments of the present invention are possible, which are fully described, and are not limited to the specific examples of the above embodiments. The above embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In conclusion, the scope of the present invention shall include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art, and shall be subject to the appended claims.
Claims (5)
1. A coupling device of a sewage lifting device is characterized by comprising a water outlet pipe seat, a coupling frame and a flat steel pipe;
the water inlet of the water outlet pipe seat faces horizontally, two coupling protrusions and a flat protrusion are arranged at the water inlet, the two coupling protrusions are respectively located on two sides of the upper portion of the water inlet and are located at the same horizontal position, one surface of each coupling protrusion, which faces away from the plane where the water inlet is located, is an inclined surface, the upper end of the inclined surface of each coupling protrusion is close to the plane where the water inlet is located, the lower end of the inclined surface of each coupling protrusion is far away from the plane where the water inlet is located, and the flat protrusion is located between the two coupling protrusions and is higher than; a groove is arranged on the outer wall of the water outlet pipe seat along the circumferential direction;
the coupling frame is arranged at a water inlet of the water outlet pipe seat, one surface of the coupling frame is matched with the end surface of the water inlet of the water outlet pipe seat, two sides of the upper part of one surface of the coupling frame are respectively provided with a barb body, the two barb bodies are respectively hooked on the two coupling bulges of the water outlet pipe seat, each barb body is provided with an inclined surface matched with the inclined surface of the corresponding coupling bulge, and a notch for the flat bulge of the water outlet pipe seat to pass through is arranged between the two barb bodies on the coupling frame;
the lower end of the flat bulge is embedded in the flat bulge of the water outlet pipe seat and is arranged in the gap of the coupling frame.
2. The coupling device of the sewage lifting device according to claim 1, wherein the other surface of the coupling protrusion facing the plane of the water inlet is parallel to the plane of the water inlet.
3. The coupling device of a sewage lifting device according to claim 1, wherein the cross section of the flat protrusion is in the shape of an isosceles triangle with rounded corner transition at the top angle.
4. The coupling device of the sewage lifting device according to claim 1, wherein the surface of the flat protrusion facing away from the plane of the water inlet is an inclined surface, the upper end of the inclined surface of the flat protrusion is close to the plane of the water inlet, and the lower end of the inclined surface of the flat protrusion is far away from the plane of the water inlet.
5. The coupling device of the sewage lifting device according to claim 1, wherein the other surface of the flat protrusion facing the plane of the water inlet is parallel to the plane of the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214187.XU CN210767173U (en) | 2019-07-30 | 2019-07-30 | Coupling device of sewage lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214187.XU CN210767173U (en) | 2019-07-30 | 2019-07-30 | Coupling device of sewage lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767173U true CN210767173U (en) | 2020-06-16 |
Family
ID=71055897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921214187.XU Active CN210767173U (en) | 2019-07-30 | 2019-07-30 | Coupling device of sewage lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210767173U (en) |
-
2019
- 2019-07-30 CN CN201921214187.XU patent/CN210767173U/en active Active
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