CN213655143U - Double suction pump housing with integrated seal - Google Patents
Double suction pump housing with integrated seal Download PDFInfo
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- CN213655143U CN213655143U CN202022206149.9U CN202022206149U CN213655143U CN 213655143 U CN213655143 U CN 213655143U CN 202022206149 U CN202022206149 U CN 202022206149U CN 213655143 U CN213655143 U CN 213655143U
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- pump body
- pump
- concatenation
- axle
- sealing
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Abstract
The utility model discloses a double entry pump casing that possesses integral type sealing, include the pump body cavity that is formed by the concatenation of the first pump body and the second pump body, concatenation portion forms the axle passageway that runs through pump body cavity, and the one end of axle passageway is equipped with the sealed bearing frame that can dismantle the setting, and the other end is equipped with the uncovered bearing frame that possesses the axle joining in marriage passageway that can dismantle the setting, and the both ends of pump body cavity are equipped with the sealed axial region of concatenation respectively, are equipped with the axle sleeve that is used for the activity to load the axis body in the sealed axial region of arbitrary concatenation, are equipped with the seal between the. The utility model discloses a concatenation formula pump body structure has cancelled the sealed body shell structure in traditional double entry pump, has reduced the machining precision requirement of the equipment degree of difficulty and pump case. Through the equipment cooperation of sealed bearing frame and uncovered bearing frame, lock solid relatively with first pump body and second pump body, possess and connect the stability of joining in marriage higher, compare traditional double entry pump and possess the characteristics that the vibration is little, long service life.
Description
Technical Field
The utility model relates to a double entry pump casing that possesses integral type sealing belongs to the technical field that the pump body was reformed transform.
Background
The existing double-suction pump structure generally comprises a pump body, a pump cover, a sealing body shell, a bearing body and the like. The sealing body shell is a single cavity body which is provided with mechanical seal or packing seal. This cavity generally needs to process alone, and the seal misplaces easily when the pump body closes the lid with the pump cover, appears the phenomenon of leaking easily, and the seal shell need ensure that the cavity is sealed, and is required highly to the processing of spare part, has increased pump body manufacturing cost. In addition, vibration noise is easy to exist at the matching parts of the traditional sealing body shell, the pump cover and the bearing body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned prior art, be unfavorable for the equipment to set up independent chamber seal in the traditional pump body and appear the problem of phenomenons such as leaking easily, provide the double suction pump shell that possesses the integral type sealing.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
the double-suction pump shell with the integrated sealing part comprises a first pump body and a second pump body, wherein the first pump body and the second pump body are respectively provided with a half-type pump cavity which is spliced into a whole, the two half-type pump cavities are spliced to form a pump cavity,
the first pump body with the concatenation portion of the second pump body forms and runs through the axle passageway that is used for loading the axis body of pump body cavity, the one end of axle passageway is equipped with the sealed bearing frame that can dismantle the setting, and the other end is equipped with the open bearing frame that possesses the axle and join in marriage the passageway that can dismantle the setting, the both ends of pump body cavity are equipped with the sealed axial region of concatenation respectively, arbitrary be equipped with in the sealed axial region of concatenation and be used for the activity to load the axle sleeve of axis body, the sealed axial region of concatenation with be equipped with the seal between the axle.
Preferably, a sealing pressure ring cover is arranged at one end, away from the cavity of the pump body, of the spliced sealing shaft, and the sealing pressure ring cover is locked with the first pump body and/or the second pump body through bolts.
Preferably, the seal comprises a mechanical seal or a filler seal.
Preferably, the seal bearing seat is locked with the first pump body and the second pump body by bolts, and a sealing element is arranged between the seal bearing seat and the shaft sleeve;
the open bearing seat is locked with the first pump body and the second pump body through bolts, and a sealing element is arranged between the open bearing seat and the shaft sleeve.
The beneficial effects of the utility model are mainly embodied in that:
1. the split pump body structure is adopted, a sealing body shell structure in the traditional double-suction pump is omitted, and the assembly difficulty and the machining precision requirement of the pump shell are reduced.
2. Through the equipment cooperation of sealed bearing frame and uncovered bearing frame, lock solid relatively with first pump body and second pump body, possess and connect the stability of joining in marriage higher, compare traditional double entry pump and possess the characteristics that the vibration is little, long service life.
3. The sealed bearing seat and the open bearing seat are detachably connected, so that the disassembly, maintenance and repair are convenient.
Drawings
Fig. 1 is a schematic structural view of a double suction pump casing having an integrated seal portion according to the present invention.
Detailed Description
The utility model provides a double suction pump shell that possesses integral type sealing portion. The technical solution of the present invention will be described in detail below with reference to the accompanying drawings so as to be easier to understand and grasp.
Two suction pump casing that possess integral type sealing, as shown in fig. 1, including the first pump body 1 and the second pump body 2, the first pump body 1 and the second pump body 2 are equipped with respectively and are used for splicing integrative half type pump chamber 3 mutually, 3 concatenations of two half type pump chambers form pump body cavity, the first pump body 1 forms the axle passageway that is used for loading axis body 20 that runs through pump body cavity with the concatenation portion of the second pump body 2, the one end of axle passageway is equipped with can dismantle the sealed bearing frame 4 that sets up, the other end is equipped with the open bearing frame 5 that possesses the axle and join in marriage the passageway that can dismantle the setting, the both ends of pump body cavity are equipped with the sealed axial region of concatenation 6 respectively, be equipped with the axle sleeve 7 that is used for the activity to load the axis body in the sealed axial region of arbitrary concatenation 6. The shaft body 20 is provided with an impeller 21 and a sub-key 22.
Specifically speaking, as shown in fig. 1, the first pump body 1 and the second pump body 2 which are spliced up and down are adopted, the traditional independent sealing body structure is not needed, the matching precision between the first pump body 1 and the second pump body 2 is only needed to be met, the assembly difficulty is reduced, meanwhile, the design of the double-sealing bearing seat 4 is adopted, the shaft end sealing assembly is easy to realize, the sealing matching requirement is met, and the later-stage disassembly maintenance operation is easy.
It should be noted that the first pump body 1, the second pump body 2, and the two seal bearing blocks 4 are relatively locked, and the inner cavity of the seal bearing block 4 is small, so that the seal bearing block does not need to be butted with the traditional seal cavity, thereby reducing vibration and being not easy to damage.
In one embodiment, the end of the split seal shaft 6 facing away from the pump body cavity is provided with a seal ring cap 9, which is bolted to the first pump body and/or the second pump body.
The cover of the splicing sealing shaft part 6 can be pressed and sealed through the sealing pressing ring cover 9, so that the limiting locking requirement of the sealing body 8 is met, and the sealing body 8 is prevented from being pressed and shifted.
This seal 8 includes mechanical seal or packing seal, plays the sealed water-blocking of concatenation sealing shaft part 6 inside and seals the demand.
In one embodiment, the seal bearing block 4 is bolted to the first pump body and the second pump body, and a seal 10 is arranged between the seal bearing block 4 and the shaft sleeve 7; the open bearing seat 5 is locked with the first pump body and the second pump body through bolts, and a sealing element 10 is arranged between the open bearing seat 5 and the shaft sleeve 7.
Can realize sealing bearing frame 4 and uncovered bearing frame 5's secondary through sealing member 10 and seal and separate, prevent that pump liquid from invading the bearing damage bearing under the 8 damages of seal, improve double entry pump life.
Can discover through the above description, the utility model discloses the double suction pump casing that possesses integral type sealing adopts concatenation formula pump body structure, has cancelled the sealing body shell structure in traditional double suction pump, has reduced the machining precision requirement of the equipment degree of difficulty and pump case. Through the equipment cooperation of sealed bearing frame and uncovered bearing frame, lock solid relatively with first pump body and second pump body, possess and connect the stability of joining in marriage higher, compare traditional double entry pump and possess the characteristics that the vibration is little, long service life. The sealed bearing seat and the open bearing seat are detachably connected, so that the disassembly, maintenance and repair are convenient.
The above technical solutions of the present invention have been fully described, and it should be noted that the present invention is not limited by the above description, and all technical solutions formed by equivalent transformation or equivalent transformation adopted by the spirit of the present invention in the aspects of structure, method or function by those of ordinary skill in the art all fall within the protection scope of the present invention.
Claims (4)
1. Possess the double suction pump casing of integral type sealing, its characterized in that:
comprises a first pump body and a second pump body, wherein the first pump body and the second pump body are respectively provided with a semi-pump cavity which is spliced into a whole, the two semi-pump cavities are spliced to form a pump cavity,
the first pump body with the concatenation portion of the second pump body forms and runs through the axle passageway that is used for loading the axis body of pump body cavity, the one end of axle passageway is equipped with the sealed bearing frame that can dismantle the setting, and the other end is equipped with the open bearing frame that possesses the axle and join in marriage the passageway that can dismantle the setting, the both ends of pump body cavity are equipped with the sealed axial region of concatenation respectively, arbitrary be equipped with in the sealed axial region of concatenation and be used for the activity to load the axle sleeve of axis body, the sealed axial region of concatenation with be equipped with the seal between the axle.
2. The double suction pump housing with an integral seal according to claim 1, wherein:
and one end of the spliced sealing shaft part, which is deviated from the cavity of the pump body, is provided with a sealing pressure ring cover, and the sealing pressure ring cover is locked with the first pump body and/or the second pump body through bolts.
3. The double suction pump housing with an integral seal according to claim 1, wherein:
the seal comprises a mechanical seal or a filler seal.
4. The double suction pump housing with an integral seal according to claim 1, wherein:
the sealing bearing seat is locked with the first pump body and the second pump body through bolts, and a sealing element is arranged between the sealing bearing seat and the shaft sleeve;
the open bearing seat is locked with the first pump body and the second pump body through bolts, and a sealing element is arranged between the open bearing seat and the shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022206149.9U CN213655143U (en) | 2020-09-30 | 2020-09-30 | Double suction pump housing with integrated seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022206149.9U CN213655143U (en) | 2020-09-30 | 2020-09-30 | Double suction pump housing with integrated seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655143U true CN213655143U (en) | 2021-07-09 |
Family
ID=76699200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022206149.9U Active CN213655143U (en) | 2020-09-30 | 2020-09-30 | Double suction pump housing with integrated seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655143U (en) |
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2020
- 2020-09-30 CN CN202022206149.9U patent/CN213655143U/en active Active
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