CN215860812U - Water seal ring with seal for slurry pump - Google Patents
Water seal ring with seal for slurry pump Download PDFInfo
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- CN215860812U CN215860812U CN202122440727.XU CN202122440727U CN215860812U CN 215860812 U CN215860812 U CN 215860812U CN 202122440727 U CN202122440727 U CN 202122440727U CN 215860812 U CN215860812 U CN 215860812U
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- ring
- water seal
- wall
- seal ring
- oil inlet
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Abstract
The utility model belongs to the technical field of slurry pumps, and particularly relates to a water seal ring with a seal for a slurry pump, aiming at the problems that the water seal ring provided by the background art has large friction and is difficult to replace. According to the utility model, two O-shaped rings are additionally arranged on the water seal ring, a gap of 0.25mm-1.1mm is formed between each O-shaped ring and the stuffing box, so that more water can pass through the space between the shaft sleeve and the water seal, the flow rate is increased, the abrasion of the shaft sleeve, the water seal ring, stuffing and the like is reduced, when the water seal ring is replaced, the sealing plug can be taken out firstly, lubricating oil is injected into the oil inlet, and then hook workpieces are placed into the inner groove to pull out the water seal ring, the structure is reasonable, and the replacement efficiency of the water seal ring is improved.
Description
Technical Field
The utility model relates to the technical field of slurry pumps, in particular to a water seal ring with a seal for a slurry pump.
Background
The slurry pump refers to a device for converting electric energy into kinetic energy and potential energy of a medium by a machine for increasing energy of a solid-liquid mixed medium by the action of centrifugal force (rotation of an impeller of the pump). The method is mainly suitable for the following steps: the fields of mine, power plant, dredging, metallurgy, chemical industry, building materials, petroleum and other industries.
The outer wall of the water seal ring in the existing slurry pump is usually tightly attached to the inner wall of a stuffing box, and because no gap exists between the water seal ring and the stuffing box, parts such as a shaft sleeve, the water seal ring and the stuffing box have large friction, and the water seal ring is difficult to take out when being replaced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a water seal ring with a seal for a slurry pump.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a water seal ring with a seal for a slurry pump comprises a front ring, wherein the outer wall of one side of the front ring is connected with a middle ring, the outer wall of one side of the middle ring is connected with a rear ring, the inner wall of the rear ring is provided with a first O-shaped ring, one side, far away from the first O-shaped ring, of the inner wall of the rear ring is provided with a second O-shaped ring, and the outer walls of the first O-shaped ring and the second O-shaped ring are both connected with a limiting piece;
the oil inlet that the symmetry distributes is seted up to the outer wall of preceding ring opposite side, and the zhonghuan opposite side outer wall sets up the oil feed slide, the zhonghuan inner wall sets up the oil-out of symmetry distribution.
Preferably, the oil inlet slide way and the oil outlet have the same inner diameter size, and the oil inlet, the oil inlet slide way and the oil outlet are communicated with each other.
Preferably, the outer wall of the rear ring is provided with symmetrically distributed sliding grooves, and the size of each sliding groove is matched with the size of the first O-shaped ring and the size of the second O-shaped ring.
Preferably, the inner wall of the sliding chute is provided with an inner groove, and the size of the inner groove is matched with that of the limiting piece.
Preferably, the outer wall of the oil inlet is connected with a sealing plug, and the sealing plug and the oil inlet form interference fit.
Preferably, the outer wall of the other side of the front ring is provided with symmetrically distributed mounting grooves, and the inner wall of each mounting groove is provided with a clamping groove.
Preferably, the diameters of the front ring and the rear ring are the same, and the diameters of the first O-ring and the second O-ring are 0.25mm to 1.1mm longer than the front ring.
The utility model has the beneficial effects that:
1. the designed slurry pump is provided with the water seal ring for sealing, the water seal ring is different from the traditional water seal ring, two O-shaped rings are additionally arranged on the inner wall of the water seal ring, and a gap of 0.25-1.1 mm exists between each of the first O-shaped ring and the second O-shaped ring and the stuffing box, so that more water can pass through the shaft sleeve and the water seal chamber, the flow speed is increased, the abrasion of the shaft sleeve, the water seal ring, the stuffing and the like is reduced, and the service life of the slurry pump is prolonged;
2. this sediment thick liquid pump area sealed water seal ring of design when changing water seal ring, can take out the sealing plug earlier, injects lubricating oil into toward the oil inlet, then extracts water seal ring in the inside groove through using some crotch work pieces to put into, and is rational in infrastructure, has improved water seal ring's change efficiency.
Drawings
FIG. 1 is a front view of the overall structure of a water seal ring with a seal for a slurry pump according to the present invention;
FIG. 2 is a schematic diagram showing a split structure of a water seal ring with a seal for a slurry pump according to the present invention;
FIG. 3 is a schematic view of a rear ring connection structure of a water seal ring with a seal of a slurry pump according to the present invention;
fig. 4 is a schematic diagram of a rear ring structure of a water seal ring with a seal of a slurry pump according to the present invention.
In the figure: the oil inlet of the oil pump comprises a front ring 1, a middle ring 2, a rear ring 3, a first O-shaped ring 4, a second O-shaped ring 5, an oil inlet 6, an oil inlet slideway 7, an oil outlet 8, a sliding chute 9, an inner groove 10, a limiting sheet 11, a sealing plug 12, a mounting groove 13 and a clamping groove 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a water seal ring with a seal for a slurry pump comprises a front ring 1, wherein the outer wall of one side of the front ring 1 is connected with a middle ring 2, the outer wall of one side of the middle ring 2 is connected with a rear ring 3, the inner wall of the rear ring 3 is provided with a first O-ring 4, and one side, away from the first O-ring 4, of the inner wall of the rear ring 3 is provided with a second O-ring 5, the outer walls of the first O-ring 4 and the second O-ring 5 are both connected with a limiting piece 11, the water seal ring is different from a traditional water seal ring, two O-rings are additionally arranged on the inner wall of the water seal ring, and a gap of 0.25mm-1.1mm is formed between the first O-ring 4 and the second O-ring 5 and a packing box, so that more water can pass through the gap between the shaft sleeve and a water seal, the flow rate is increased, the abrasion of the shaft sleeve, the water seal ring, the packing and the like is reduced, and the service life of the slurry pump is prolonged;
the outer wall of the other side of the front ring 1 is provided with symmetrically distributed oil inlets 6, the outer wall of the other side of the middle ring 2 is provided with oil inlet slideways 7, the inner wall of the middle ring 2 is provided with symmetrically distributed oil outlets 8, the inner diameters of the oil inlets 6, the oil inlet slideways 7 and the oil outlets 8 are the same, and the oil inlets 6, the oil inlet slideways 7 and the oil outlets 8 are communicated with one another;
the outer wall of the rear ring 3 is provided with symmetrically distributed sliding grooves 9, the size of each sliding groove 9 is matched with that of the first O-shaped ring 4 and the second O-shaped ring 5, the inner wall of each sliding groove 9 is provided with an inner groove 10, the size of each inner groove 10 is matched with that of the limiting piece 11, the outer wall of the oil inlet 6 is connected with a sealing plug 12, the sealing plug 12 and the oil inlet 6 form interference fit, when the water seal ring is replaced, the sealing plug 12 can be taken out firstly, lubricating oil is injected into the oil inlet 6, then a plurality of hook workpieces are placed into the inner grooves 10 to pull out the water seal ring, the structure is reasonable, and the replacement efficiency of the water seal ring is improved;
the outer wall of the other side of the front ring 1 is provided with symmetrically distributed mounting grooves 13, the inner wall of each mounting groove 13 is provided with a clamping groove 14, the diameter sizes of the front ring 1 and the rear ring 3 are the same, and the diameters of the first O-shaped ring 4 and the second O-shaped ring 5 are 0.25mm-1.1mm longer than that of the front ring 1.
The working principle is as follows: the water seal ring is different from the traditional water seal ring, two O-shaped rings are additionally arranged on the inner wall of the water seal ring, a gap of 0.25mm-1.1mm is formed between the first O-shaped ring 4 and the second O-shaped ring 5 and a stuffing box, more water can pass through the shaft sleeve and the water seal space, the flow speed is increased, the abrasion of the shaft sleeve, the water seal ring and the stuffing is reduced, when the water seal ring is replaced, the sealing plug 12 can be taken out firstly, lubricating oil is injected into the oil inlet 6, the lubricating oil can flow into the inner wall of the middle ring 2 along the oil inlet slide 7 and the oil outlet 8, the inner walls of the front ring 1 and the rear ring 3 can be lubricated after a period of time, and then hook workpieces are placed into the inner groove 10 to pull out the water seal ring.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The water seal ring with the seal for the slurry pump comprises a front ring (1) and is characterized in that the outer wall of one side of the front ring (1) is connected with a middle ring (2), the outer wall of one side of the middle ring (2) is connected with a rear ring (3), the inner wall of the rear ring (3) is provided with a first O-shaped ring (4), one side, away from the first O-shaped ring (4), of the inner wall of the rear ring (3) is provided with a second O-shaped ring (5), and the outer walls of the first O-shaped ring (4) and the second O-shaped ring (5) are both connected with a limiting piece (11);
the oil inlet (6) is arranged on the outer wall of the other side of the front ring (1) in a symmetrical distribution mode, the oil inlet slide way (7) is arranged on the outer wall of the other side of the middle ring (2), and the oil outlet (8) is arranged on the inner wall of the middle ring (2) in a symmetrical distribution mode.
2. The water seal ring with the seal for the slurry pump according to claim 1, wherein the oil inlet (6), the oil inlet slideway (7) and the oil outlet (8) have the same inner diameter size, and the oil inlet (6), the oil inlet slideway (7) and the oil outlet (8) are communicated with each other.
3. The water seal ring with the seal for the slurry pump according to claim 1, wherein the outer wall of the rear ring (3) is provided with symmetrically distributed sliding grooves (9), and the size of each sliding groove (9) is matched with the size of the first O-shaped ring (4) and the size of the second O-shaped ring (5).
4. The water seal ring with the seal for the slurry pump according to claim 3, wherein an inner groove (10) is formed in the inner wall of the sliding groove (9), and the size of the inner groove (10) is matched with that of the limiting piece (11).
5. The water seal ring with the seal for the slurry pump according to claim 1, wherein a sealing plug (12) is connected to the outer wall of the oil inlet (6), and an interference fit is formed between the sealing plug (12) and the oil inlet (6).
6. The water seal ring with the seal for the slurry pump according to claim 1, wherein the outer wall of the other side of the front ring (1) is provided with symmetrically distributed mounting grooves (13), and the inner wall of each mounting groove (13) is provided with a clamping groove (14).
7. The slurry pump water seal ring with the seal according to claim 1, wherein the diameters of the front ring (1) and the rear ring (3) are the same, and the diameters of the first O-ring (4) and the second O-ring (5) are 0.25mm-1.1mm longer than that of the front ring (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122440727.XU CN215860812U (en) | 2021-10-11 | 2021-10-11 | Water seal ring with seal for slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122440727.XU CN215860812U (en) | 2021-10-11 | 2021-10-11 | Water seal ring with seal for slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860812U true CN215860812U (en) | 2022-02-18 |
Family
ID=80259358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122440727.XU Active CN215860812U (en) | 2021-10-11 | 2021-10-11 | Water seal ring with seal for slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860812U (en) |
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2021
- 2021-10-11 CN CN202122440727.XU patent/CN215860812U/en active Active
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