CN220185349U - Mechanical sealing element for pump - Google Patents
Mechanical sealing element for pump Download PDFInfo
- Publication number
- CN220185349U CN220185349U CN202321199899.5U CN202321199899U CN220185349U CN 220185349 U CN220185349 U CN 220185349U CN 202321199899 U CN202321199899 U CN 202321199899U CN 220185349 U CN220185349 U CN 220185349U
- Authority
- CN
- China
- Prior art keywords
- pipe
- fixedly connected
- fixed
- protective cover
- inner cavity
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 28
- 238000007790 scraping Methods 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
Abstract
The utility model discloses a mechanical sealing element for a pump, which comprises a pump body, wherein a fixed pipe is arranged at one side of the lower part of the pump body, a flange plate is arranged at the left end of the fixed pipe, a fixed flange is connected to the left side of the flange plate through a bolt, a screwed pipe is arranged at the left end of the fixed flange, a protective cover is connected to the screwed pipe in a screwed manner, and a pipe wall cleaning component is arranged in an inner cavity of the protective cover; the pipe wall cleaning component comprises a hollow pipe barrel fixedly connected to the inner side of the protective cover, a rotatable connecting bearing is connected to the right end of the inner cavity of the hollow pipe barrel through a fixing seat, a poking tooth is fixedly connected to the outer wall of the connecting bearing, a sliding rail is fixedly connected to the right side of the inner cavity of the hollow pipe barrel, a scraping plate is slidingly connected to the sliding rail, the inner cavity of the protective cover is in threaded connection with a threaded rod, and an extension port is formed in the right part of the hollow pipe barrel.
Description
Technical Field
The utility model relates to the technical field of mechanical sealing elements for pumps, in particular to a mechanical sealing element for a pump.
Background
In the hydraulic and pneumatic transmission system and its components, there are sealing device and sealing element for preventing leakage of working medium and invasion of outside dust and foreign matter, and the sealing element is named sealing element and the sealing mode includes mainly forced sealing, lip sealing, rotating sealing and mechanical sealing.
The Chinese patent discloses a mechanical sealing element (application number: 202023076679.2) for a pump, which comprises a top cover and a pump body, wherein a connecting cover is fixedly connected to the bottom of the top cover, a connecting groove is formed in the connecting cover, and a connecting cavity is formed in the connecting cover.
According to the scheme, the top cover, the pump body, the connecting cover, the connecting groove, the connecting cavity, the first connecting shaft and the first sliding plate are matched for use, when the top cover is close to the pump body, the first sliding plate is pushed upwards through the sealing rod, the first sliding plate drives the fixed block to move upwards, then the two symmetrically arranged pushing plates are pushed to the left side and the right side through the action of the second connecting spring, the outer side wall of the pushing plate is abutted against the outer side wall of the sealing plate, then the second sliding plate is pushed upwards by continuing to be close to the top cover, the two clamping plates move to the opposite side, then the outer side wall of the clamping block is abutted against the inner side wall of the clamping groove, the pump body can be sealed through the pushing plate and the second sliding plate.
Disclosure of Invention
The present utility model is directed to a mechanical seal for a pump, which solves the above-mentioned problems of the related art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the mechanical sealing element for the pump comprises a pump body, wherein a fixed pipe is arranged on one side of the lower part of the pump body, a flange plate is arranged at the left end of the fixed pipe, a fixed flange is connected to the left side of the flange plate through a bolt, a screwed pipe is arranged at the left end of the fixed flange, a protective cover is connected to the screwed pipe in a screwed manner, and a pipe wall cleaning component is arranged in an inner cavity of the protective cover;
the pipe wall cleaning component comprises a hollow pipe barrel fixedly connected to the inner side of the protective cover, a rotatable connecting bearing is connected to the right end of the inner cavity of the hollow pipe barrel through a fixing seat, a stirring tooth is fixedly connected to the outer wall of the connecting bearing, a sliding rail is fixedly connected to the right side of the inner cavity of the hollow pipe barrel, a scraping plate is connected to the sliding rail in a sliding mode, a threaded rod is connected to the inner cavity of the protective cover in a threaded mode, and an extending port is formed in the right portion of the hollow pipe barrel.
As a preferable technical scheme of the utility model, the left end of the threaded rod extends to the left end of the protective cover and is fixedly connected with the rotating handle, a threaded groove is formed in the left inner cavity of the connecting bearing, the caliber of the threaded groove is matched with that of the threaded rod, the scraping plates are in a fan shape and are provided with four scraping plates, and the stirring teeth are in a trapezoid shape and are arranged between two adjacent scraping plates.
As a preferable technical scheme of the utility model, a fixed block is fixedly connected to the left side of the scraping plate, a connecting block is fixedly connected to the inside of the right side of the hollow pipe barrel, a telescopic rod is arranged between the connecting block and the fixed block, and a spring is sleeved on the outer ring of the telescopic rod.
As a preferable technical scheme of the utility model, the right side of the fixing flange is fixedly connected with a connecting pipe, the outer wall of the connecting pipe is provided with a plurality of groups of sealing gaskets, and the outer diameter of the connecting pipe is attached to the inner diameter of the fixing pipe.
As a preferred embodiment of the present utility model, the gasket is a rubber gasket having a triangular cross section, wherein the left side of the gasket is thicker.
As a preferred technical scheme of the utility model, the outer radius of the hollow pipe barrel is smaller than the inner diameter of the connecting pipe and the caliber of the fixing pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. this mechanical seal spare for pump sets up through multiple sealed pad, can play fine sealed effect, avoids then when using the body transmission liquid the connecting pipe department to reveal the condition.
2. The mechanical sealing element for the pump has the advantages that the protective cover can play a protective role after the pump body is used, and dust and foreign matters are prevented from entering the inside of the fixed pipe when the pump body is placed.
3. This mechanical seal spare for pump, through the setting of pipe wall clearance subassembly, after using the pump body, can be connected to the fixed pipe with the protecting cover, then can strike off the clearance to the dirt of fixed pipe and connecting pipe wall through pipe wall clearance subassembly, and the scraper blade can outwards slide through stirring the rotation of tooth, can be applicable to the pipe wall clearance that does not need the radius and use
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a pipe wall cleaning assembly according to the present utility model;
FIG. 3 is a schematic view of the structure of the scraper of the present utility model;
FIG. 4 is a schematic view of the structure of the scraper of the present utility model;
FIG. 5 is a schematic view showing the structures of the fixing flange, the connecting pipe and the sealing gasket.
In the figure: 1. a pump body; 2. a fixed tube; 3. a fixed flange; 4. a nipple; 5. a protective cover; 51. a hollow tube; 52. connecting a bearing; 53. toggle teeth; 54. a scraper; 55. a threaded rod; 56. an extension port; 57. a rotating handle; 58. a chute; 6. a fixed block; 7. a connecting block; 8. a telescopic rod; 9. a spring; 10. a connecting pipe; 11. and a sealing gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a mechanical seal for a pump, and the present utility model will be described in further detail with reference to the accompanying drawings.
Embodiment one:
the utility model provides a mechanical seal spare for pump, including pump body 1, one side of the lower part of pump body 1 is provided with fixed pipe 2, the left end of fixed pipe 2 is provided with the ring flange, there is flange 3 the left side of ring flange through bolted connection, the left side of ring flange is provided with outstanding annular piece, the ring channel with quick assorted of annular is seted up on flange 3's right side, the ring channel passes through bolted connection with flange 3 back, the ring channel plays sealed effect with annular piece cooperation, flange 3's left end is provided with screwed connection pipe 4, flange 3's right side fixedly connected with connecting pipe 10, connecting pipe 10's outer wall is provided with a plurality of sealed pads 11 of group, connecting pipe 10's external diameter is laminated with fixed pipe 2's internal diameter mutually.
Specifically, the gasket 11 is a rubber gasket having a triangular cross section, wherein the left side of the gasket 11 is thicker.
During specific use, as shown in fig. 1 and 5, when the pump body is in use, the fixed flange 3 and the flange plate are connected, during connection, one end of the connecting pipe 10 is inserted into the inner cavity of the flange plate and the fixed pipe 2, the outer wall of the connecting pipe 10 is attached to the inner wall of the fixed pipe 2, when the connecting pipe 10 is inserted, the extrusion sealing gasket 11 is tightly attached to the inner wall of the fixed pipe 2, and the plurality of sealing gaskets 11 play a multiple sealing role, so that leakage of the connecting pipe 10 during liquid transmission by using the body is avoided.
Embodiment two:
on the basis of the first embodiment, the mechanical sealing element for the pump comprises a pump body 1, wherein a fixed pipe 2 is arranged on one side of the lower part of the pump body 1, a flange plate is arranged at the left end of the fixed pipe 2, a fixed flange 3 is connected to the left side of the flange plate through bolts, and a protective cover 5 is connected to a threaded connection pipe 4 through threads.
When the pump body is specifically used, as shown in fig. 1 and 2, after the pump body is used, the transmission pipeline is disassembled, the protective cover 5 is connected to the fixed pipe 2 in a threaded manner, and dust and foreign matters can enter the fixed pipe 2 when the pump body is placed.
Embodiment III:
on the basis of the first embodiment and the second embodiment, the inner cavity of the protective cover 5 is provided with a pipe wall cleaning component; the pipe wall cleaning component comprises a hollow pipe barrel 51 fixedly connected to the inner side of a protective cover 5, a rotatable connecting bearing 52 is connected to the right end of the inner cavity of the hollow pipe barrel 51 through a fixed seat, a stirring tooth 53 is fixedly connected to the outer wall of the connecting bearing 52, a sliding rail is fixedly connected to the right side of the inner cavity of the hollow pipe barrel 51, a scraping plate 54 is connected to the sliding rail in a sliding manner, a sliding groove 58 is formed in the back of the scraping plate 54, the scraping plate 54 is connected with the sliding rail through the sliding groove 58, a threaded rod 55 is connected to the inner cavity of the protective cover 5 in a threaded manner, and an extension port 56 is formed in the right portion of the hollow pipe barrel 51.
Further, the left end of the threaded rod 55 extends to the left end of the protective cover 5, a rotating handle 57 is fixedly connected to the left end of the threaded rod 55, a threaded groove is formed in the left inner cavity of the connecting bearing 52, the caliber of the threaded groove is matched with that of the threaded rod, the scraping plates 54 are in a fan shape and are provided with four scraping plates, and the stirring teeth 53 are in a trapezoid shape and are provided between two adjacent scraping plates 54.
In particular, when water or other liquids are transported, as shown in fig. 1, 2, 3 and 4, impurities may be contained in the liquid, after the impurities are attached to the inner walls of the fixed tube 2 and the connecting tube 10 and harden to form a hard dirt layer after long-term use, the hard dirt layer is difficult to clean, after the pump body is used, the protecting cover 5 is connected to the fixed tube 2 in a threaded manner, then the rotating handle 57 is rotated anticlockwise to enable the threaded rod 55 to extend to the right side of the hollow tube 51 until the threaded rod extends into the threaded groove of the connecting bearing 52, the connecting bearing 52 is driven to rotate by continuing to rotate, then the stirring tooth 53 is driven to rotate, as shown in fig. 3, one side of the stirring tooth 53 is inclined, when rotating, the scraping plate 54 is pushed to slide outwards along the sliding rail and extend from the extending port 56, when the outer edge of the scraping plate 54 is attached to the tube wall, the protecting cover 5 is rotated to clean the whole tube wall, at this moment, the scraping plate 54 is attached to the tube wall, dirt attached to the tube wall can be scraped and brought out of the tube, and the cleaning of the tube wall of the fixed tube 2 and the tube wall 10 is convenient.
And the scraping plate 54 can slide outwards through the rotation of the stirring teeth 53, so that the pipe wall cleaning machine can be suitable for cleaning pipe walls without radius.
Embodiment four: the scraper 54 left side fixedly connected with fixed block 6, the inside fixedly connected with connecting block 7 on cavity barrel 51 right side is provided with telescopic link 8 between connecting block 7 and the fixed block 6, and telescopic link 8's outer lane cover is equipped with spring 9.
When the pipe wall cleaning assembly is specifically used, when the threaded rod 55 rotates to drive the poking teeth 53 to rotate to push the scraping plate 54 outwards, the telescopic rod 8 and the spring 9 can be compressed, after the pipe wall cleaning assembly is entirely separated from a cleaned pipe, the tension effect of the spring 9 enables the telescopic rod 8 to carry out sound field and drive the scraping plate 54 to reset and retract into the hollow pipe barrel 51 from the extension port 56 so as to be cleaned and used next time, and meanwhile, when the scraping plate 54 resets, the scraping plate is attached to the edge port of the extension port 56, dirt adhered to the outer edge of the scraping plate 54 can be scraped, and cleaning of the scraping plate 54 is saved.
Further, the outer radius of the hollow tube 51 is smaller than the inner diameter of the connection tube 10 and the caliber of the fixing tube 2, so that the hollow tube 51 is extended into the fixing tube 2 and the connection tube 10, dirt on the tube wall is not pushed into the interior, and the dirt is scraped out of the tube only after the scraper 54 is extended.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.
Claims (6)
1. Mechanical seal for pumps, comprising a pump body (1), characterized in that: one side of the lower part of the pump body (1) is provided with a fixed pipe (2), the left end of the fixed pipe (2) is provided with a flange plate, the left side of the flange plate is connected with a fixed flange (3) through a bolt, the left end of the fixed flange (3) is provided with a screwed connection pipe (4), the screwed connection pipe (4) is connected with a protective cover (5) in a threaded manner, and an inner cavity of the protective cover (5) is provided with a pipe wall cleaning component;
the pipe wall cleaning component comprises a hollow pipe barrel (51) fixedly connected to the inner side of a protective cover (5), a rotatable connecting bearing (52) is connected to the right end of the inner cavity of the hollow pipe barrel (51) through a fixed seat, a stirring tooth (53) is fixedly connected to the outer wall of the connecting bearing (52), a sliding rail is fixedly connected to the right side of the inner cavity of the hollow pipe barrel (51), a scraping plate (54) is slidingly connected to the sliding rail, a threaded rod (55) is connected to the inner cavity of the protective cover (5) in a threaded mode, and an extension opening (56) is formed in the right portion of the hollow pipe barrel (51).
2. A mechanical seal for a pump according to claim 1, wherein: the left end of threaded rod (55) extends to the left end of shield cap (5) and is fixedly connected with stem (57) in the left end of threaded rod (55), the thread groove has been seted up to the left side inner chamber of connecting bearing (52), thread groove bore and threaded rod assorted, scraper blade (54) are fan-shaped shape and are provided with four, stir tooth (53) be trapezoidal shape and be provided with between two sets of adjacent scraper blades (54).
3. A mechanical seal for a pump according to claim 1, wherein: the utility model discloses a scraper blade, including cavity tube (51), scraper blade (54) left side fixedly connected with fixed block (6), inside fixedly connected with connecting block (7) on cavity tube (51) right side, be provided with telescopic link (8) between connecting block (7) and fixed block (6), the outer lane cover of telescopic link (8) is equipped with spring (9).
4. A mechanical seal for a pump according to claim 1, wherein: the right side fixedly connected with connecting pipe (10) of mounting flange (3), the outer wall of connecting pipe (10) is provided with a plurality of sealed pads (11) of group, the external diameter of connecting pipe (10) is laminated with the internal diameter of mounting pipe (2).
5. A mechanical seal for a pump according to claim 4, wherein: the sealing gasket (11) is a rubber gasket with a triangular cross section, wherein the left side of the sealing gasket (11) is thicker.
6. A mechanical seal for a pump according to claim 1, wherein: the outer radius of the hollow pipe barrel (51) is smaller than the inner diameter of the connecting pipe (10) and the caliber of the fixed pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321199899.5U CN220185349U (en) | 2023-05-18 | 2023-05-18 | Mechanical sealing element for pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321199899.5U CN220185349U (en) | 2023-05-18 | 2023-05-18 | Mechanical sealing element for pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185349U true CN220185349U (en) | 2023-12-15 |
Family
ID=89103615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321199899.5U Active CN220185349U (en) | 2023-05-18 | 2023-05-18 | Mechanical sealing element for pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185349U (en) |
-
2023
- 2023-05-18 CN CN202321199899.5U patent/CN220185349U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |