CN219974888U - Split type stuffing box of slurry pump - Google Patents
Split type stuffing box of slurry pump Download PDFInfo
- Publication number
- CN219974888U CN219974888U CN202321438432.1U CN202321438432U CN219974888U CN 219974888 U CN219974888 U CN 219974888U CN 202321438432 U CN202321438432 U CN 202321438432U CN 219974888 U CN219974888 U CN 219974888U
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- CN
- China
- Prior art keywords
- stuffing
- stuffing box
- packing
- box cover
- chamber
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Links
- 239000002002 slurry Substances 0.000 title claims abstract description 23
- 238000012856 packing Methods 0.000 claims abstract description 74
- 238000007789 sealing Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000010079 rubber tapping Methods 0.000 claims abstract 2
- 238000003825 pressing Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000945 filler Substances 0.000 description 9
- 239000013049 sediment Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 mines Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a split type stuffing box of a slurry pump, which is characterized by comprising a stuffing chamber and a stuffing box cover, wherein the stuffing box cover is used for tapping an auxiliary impeller, and stuffing and a water seal ring are arranged in the stuffing chamber; the packing box cover is connected with the packing chamber through a first bolt, and a first sealing ring is arranged between the packing box cover and the packing chamber to prevent leakage of the connecting part. Compared with the traditional one-side installation and disassembly packing, the split packing box can install and disassemble the packing from two sides of the packing chamber, so that the difficult pain of packing replacement is reduced to a great extent.
Description
Technical field:
the utility model relates to the technical field of slurry pumps, in particular to a split type stuffing box of a slurry pump.
The background technology is as follows:
the slurry pump is widely applied to occasions such as power plants, chemical industry, metallurgy, cement, mines, seawater sand washing, river channels and the like, and mainly has the functions of drainage, feeding, pollution discharge, slag removal and the like. The stuffing box in the existing market is integral, is inconvenient to assemble and disassemble on site, is inconvenient to assemble and disassemble when the stuffing is replaced periodically, and can possibly collide with and damage the stuffing in the assembling and disassembling process, so that the construction cost and the time cost are greatly improved.
The utility model comprises the following steps:
the utility model aims to solve the problems in the prior art, and provides a split type stuffing box of a slurry pump, which solves the problem that the loading and unloading are difficult when the stuffing is replaced.
In order to achieve the aim of the utility model, the split type stuffing box of the slurry pump comprises a stuffing chamber and a stuffing box cover, wherein the stuffing box cover is used for knocking an auxiliary impeller, and stuffing and a water seal ring are arranged in the stuffing chamber; the packing box cover is connected with the packing chamber through a first bolt, and a first sealing ring is arranged between the packing box cover and the packing chamber to prevent leakage of the connecting part.
In a preferred embodiment of the utility model, the packing box cover has a first end face and a second end face, the packing chamber has a third end face and a fourth end face, the first end face of the packing box cover is matched with the rear guard, and the second end face of the packing box cover is connected with the third end face of the packing chamber through bolts.
In a preferred embodiment of the utility model, a plurality of first bosses are arranged on the second end face of the filler box cover, a plurality of second bosses are arranged on the periphery of the third end face of the filler chamber, the first bosses are aligned with the second bosses, a first threaded hole is arranged on the first bosses, a first through hole is arranged on the second bosses, and the first bolt is screwed into the first threaded hole through the first through hole.
In a preferred embodiment of the utility model, a first sealing groove is arranged on the first end face of the filler box cover, a second sealing ring is arranged in the first sealing groove, and the second sealing ring is in sealing contact with the rear guard plate so as to prevent fluid leakage.
In a preferred embodiment of the utility model, a first step is arranged on the periphery of the first end face of the filler box cover, and the first step is matched with the pump body bracket for positioning.
In a preferred embodiment of the utility model, an inner ring is arranged on the second end surface of the packing box cover and used for communicating with the cavity of the packing chamber, and the first boss is matched with the periphery of the inner ring.
In a preferred embodiment of the utility model, a trapezoid boss is arranged on the periphery of the packing chamber, a water inlet threaded hole is arranged on the trapezoid boss, and flushing water is externally connected with the water inlet threaded hole for cooling the cavity of the packing chamber.
In a preferred embodiment of the present utility model, a plurality of third bosses are disposed at the periphery of the fourth end surface of the packing chamber, a second threaded hole is formed in each third boss, and a second bolt is screwed into the second threaded hole through a second through hole in the packing pressing plate, so that the packing pressing plate presses on the fourth end surface of the packing chamber.
In a preferred embodiment of the utility model, a second sealing groove is provided on the third end face of the packing chamber, into which second sealing groove the first sealing ring engages.
Due to the adoption of the technical scheme, the packing box is separated from the packing box cover, so that compared with the traditional one-side installation and disassembly packing, the split packing box can install and disassemble the packing from two sides of the packing box, and the difficult pain of packing replacement is reduced to a great extent.
The split stuffing box for the slurry pump has the following advantages:
1. the structure is simple and novel, and the production cost is low;
2. solving the pain point of difficult filler replacement;
3. the time cost of packing disassembly and assembly is saved.
Drawings
Fig. 1 is a schematic structural view of a split stuffing box of a slurry pump of the present utility model.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a sectional view of B-B of fig. 1.
Fig. 4 is a cross-sectional view of fig. 1 at C-C.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
Referring to fig. 1 to 3, the slurry pump split stuffing box shown in the drawings consists of a stuffing chamber 10 and a stuffing box cover 20. Both the packing compartment 10 and the packing box cover 20 are cast.
The packing box cover 10 has an end face 11 (the first end face described above) and an end face 12 (the second end face described above), and the packing box 20 has an end face 21 (the third end face described above) and an end face 22 (the fourth end face described above).
The packing box cover 10 taps a sub-impeller (not shown), and an end face 11 of the packing box cover 10 is fitted with a rear guard plate (not shown). A seal groove 11a (the first seal groove) is provided on the end face 11 of the packing box cover 10, and a second seal ring (not shown) is provided in the seal groove 11a, and the second seal ring is in sealing contact with the backplate so as not to leak fluid.
An inner ring 12a for communicating with the cavity 23 of the packing box 20 and a plurality of bosses 12b (the first bosses) are disposed on the end face 12 (the second end face) of the packing box cover 10, the bosses 12b are distributed on the periphery of the inner ring 12a, and each boss 12b is provided with a threaded hole 12c (the first threaded hole). A step 12a (the aforementioned first step) is provided on the outer periphery of the end face 12 (the aforementioned second end face) of the filler box cover 10, and the step 12a is positioned in cooperation with the pump body bracket.
The packing chamber 20 is internally provided with packing (not shown) and a water seal ring (not shown), and has an end face 21 (the aforementioned third end face) and an end face 22 (the aforementioned fourth end face), a plurality of bosses 21a (the aforementioned second bosses) are provided on the periphery of the end face 21 of the packing chamber 20, and a through hole 21b (the aforementioned first through hole) is provided on each boss 21 a. When assembled, the bosses 12b are aligned one by one with the bosses 21a, and bolts 30 (the aforementioned first bolts) are screwed into the screw holes 12c through the through holes 21b, so that the end face 12 of the packing box cover 10 and the end face 21 of the packing box 20 are connected by the bolts 30. A second sealing groove (not shown) is provided on the end face 21 of the packing box 20, and a sealing ring 40 (first sealing ring) is inserted into the second sealing groove, so that the sealing ring 40 is provided between the end face 12 of the packing box cover 10 and the end face 21 of the packing box 20, and leakage at the joint is prevented.
A trapezoid boss 24 is arranged on the periphery of the packing chamber 20, a water inlet threaded hole 24a is arranged on the trapezoid boss 24, and flushing water is externally connected with the water inlet threaded hole 24a for cooling the cavity of the packing chamber 20.
A plurality of bosses 22a (the third bosses) are disposed on the periphery of the end face 22 of the packing chamber 20, a second threaded hole (not shown) is formed in each boss 22a, and bolts (not shown) are screwed into the second threaded holes through the second through holes in the packing pressing plate (not shown) so that the packing pressing plate is pressed against the end face 22 of the packing chamber 20.
Above-mentioned split type packing box of sediment stuff pump, the device simple structure is novel, simple to operate, has solved the difficult pain point of dress unloading when packing is changed simultaneously to improved the life of sediment stuff pump effectively, guaranteed the stability of sediment stuff pump efficiency.
The split type stuffing box of the slurry pump is formed by assembling a stuffing box cover 10 and a stuffing chamber 20, and the selection of the device can be determined according to the model and the specification of the slurry pump. The seasoning may be removed from both ends of the stuffing chamber 20 during disassembly. During installation, firstly, the packing is placed into the packing chamber 20, then the packing is connected with the packing box cover 10 through bolts, the connection part is sealed by a sealing ring, the possibility of leakage is prevented, after the installation is completed, the rear end of the packing chamber can be tightly pressed by a packing gland, and the packing compactness in the packing chamber is ensured.
The split stuffing box of the slurry pump has the advantages and the achievable effect
1. The filler can be assembled and disassembled from the two sides of the filler chamber 20, so that the pain point of difficult assembly and disassembly of the filler is solved, the time is saved, and the working efficiency of assembly and disassembly is improved;
2. the traditional unilateral packing disassembly and assembly is low in efficiency, the shaft sleeve is easy to damage in the disassembly and assembly process, and the packing box body is easy to damage, so that the pain is solved to a great extent by the novel structure;
3. simple and novel structure, convenient processing and low production cost.
Claims (9)
1. The split type stuffing box of the slurry pump is characterized by comprising a stuffing chamber and a stuffing box cover, wherein the stuffing box cover is used for tapping an auxiliary impeller, and stuffing and a water seal ring are arranged in the stuffing chamber; the packing box cover is connected with the packing chamber through a first bolt, and a first sealing ring is arranged between the packing box cover and the packing chamber to prevent leakage of the connecting part.
2. The split stuffing box for a slurry pump according to claim 1, wherein said stuffing box cover has a first end surface and a second end surface, said stuffing box has a third end surface and a fourth end surface, said first end surface of said stuffing box cover is mated with a backplate, and said second end surface of said stuffing box cover is bolted to said third end surface of said stuffing box.
3. The split stuffing box for a slurry pump according to claim 2, wherein a plurality of first bosses are arranged on the second end face of the stuffing box cover, a plurality of second bosses are arranged on the periphery of the third end face of the stuffing box, the first bosses are aligned with the second bosses, a first threaded hole is arranged on the first bosses, a first through hole is arranged on the second bosses, and the first bolts are screwed into the first threaded holes through the first through holes.
4. A split stuffing box for a slurry pump according to claim 3, wherein a first sealing groove is provided on a first end surface of said stuffing box cover, and a second sealing ring is provided in said first sealing groove, said second sealing ring being in sealing contact with a backplate so as to prevent leakage of fluid.
5. The split stuffing box for a slurry pump of claim 4, wherein a first step is provided on the periphery of the first end surface of said stuffing box cover, said first step being positioned in cooperation with the pump body bracket.
6. The split stuffing box for a slurry pump of claim 5, wherein an inner ring for communicating with the cavity of said stuffing box cover is provided on the second end surface of said stuffing box cover, and said first boss is fitted on the periphery of said inner ring.
7. The split stuffing box of a slurry pump according to claim 6, wherein a trapezoid boss is arranged on the periphery of the stuffing chamber, a water inlet threaded hole is formed in the trapezoid boss, and flushing water is externally connected to the water inlet threaded hole for cooling the cavity of the stuffing chamber.
8. The split stuffing box for a slurry pump according to claim 7, wherein a plurality of third bosses are arranged on the periphery of the fourth end surface of the stuffing chamber, a second threaded hole is formed in each third boss, and a second bolt is screwed into the second threaded hole through a second through hole in the stuffing pressing plate, so that the stuffing pressing plate is pressed on the fourth end surface of the stuffing chamber.
9. The split stuffing box for a slurry pump of claim 8, wherein a second seal groove is provided on a third end surface of said stuffing box, said first seal ring being embedded in said second seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321438432.1U CN219974888U (en) | 2023-06-07 | 2023-06-07 | Split type stuffing box of slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321438432.1U CN219974888U (en) | 2023-06-07 | 2023-06-07 | Split type stuffing box of slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219974888U true CN219974888U (en) | 2023-11-07 |
Family
ID=88596458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321438432.1U Active CN219974888U (en) | 2023-06-07 | 2023-06-07 | Split type stuffing box of slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219974888U (en) |
-
2023
- 2023-06-07 CN CN202321438432.1U patent/CN219974888U/en active Active
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