CN207701392U - A kind of novel immersion circulating pump - Google Patents
A kind of novel immersion circulating pump Download PDFInfo
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- CN207701392U CN207701392U CN201721701749.4U CN201721701749U CN207701392U CN 207701392 U CN207701392 U CN 207701392U CN 201721701749 U CN201721701749 U CN 201721701749U CN 207701392 U CN207701392 U CN 207701392U
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- shaft
- ring
- pump housing
- bottom plate
- inner ring
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Abstract
The utility model discloses a kind of novel immersion circulating pumps, are related to liquid pump technical field.The utility model includes motor, the pump housing and several sleeves set on pump housing bottom base plate, and an imbibition chamber is formed between every adjacent two sleeve, and the shaft of motor passes through the bottom plate of the pump housing, and shaft is equipped with the impeller being located in each imbibition chamber；Sealing ring is equipped between shaft and bottom plate, sealing ring includes outer shroud, inner ring and interconnecting piece, and the inner wall of inner ring is equipped with the annular protrusion for being labelled to shaft periphery, and line contacts between annular protrusion and shaft, and a retaining ring being located above bottom plate is additionally provided in shaft；The top plate of the pump housing is directly fixedly connected with the lower end of shell, and the electrical machine element in seal casinghousing.The multistage imbibition chamber of the utility model setting, improves the conveying capacity to coolant liquid；Sealing ring and the dual water blocking of retaining ring, sealing effect are more preferable；And the setting of traditional motor bottom end cover is avoided, the total quality of circulating pump is alleviated, cost is also reduced.
Description
Technical field
The utility model is related to liquid pump technical fields, more specifically to a kind of novel immersion circulating pump.
Background technology
Immersion circulating pump is used frequently as the cooling pump of lathe, for realizing machine tool coolant or the cycle of cutting fluid.
Existing number of patent application CN201420256987.9, authorized announcement date are on October 8th, 2014, utility model title
For：Water blocking sealing structure for three-phase machine tool cooling pump.This application includes a pump housing, and the downside of the pump housing connects
Have a pump cover, in the pump housing setting be connected with impeller in the shaft, the upper end of shaft is pierced by the pump housing upwards, turns there are one shaft
Revolute pair is provided between axis and the pump housing, between impeller and the upper surface of the pump housing setting set in the cavity there are one cavity
It sets there are one water blocking sealing ring, the water blocking sealing ring is set in the shaft, and water blocking sealing ring is with shaft in axial direction
It is fixedly connected with upwards with circumference, water blocking sealing ring is in circular cone shape, and the outer diameter of water blocking sealing ring is more than the outer diameter of shaft.The Shen
Please case play the role of water blocking to a certain extent, but coolant liquid is still easy between the outer rim and pump housing inner wall of water blocking sealing ring
It leaks out, sealing effect is undesirable.
In addition, the motor of existing immersion circulating pump and the coupling part of the pump housing are complex, cycle is undoubtedly increased
The total quality of pump.
Invention content
1. utility model technical problems to be solved
The purpose of the utility model is to overcome the deficiencies of sealing effect difference existing for existing immersion circulating pump, provide
A kind of novel immersion circulating pump.Multistage imbibition chamber is formed using the technical solution of the utility model, between each sleeve, is improved
Conveying capacity of the circulating pump to coolant liquid；Sealing ring and the dual water blocking of retaining ring, sealing effect are more preferable；The top plate of the pump housing directly with
Electric machine casing is connected, and avoids the setting of traditional motor bottom end cover, alleviates the total quality of circulating pump, also reduce into
This.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is：
A kind of novel immersion circulating pump of the utility model, including motor and the pump housing, the motor include shell and
Set on the upper end cover of case top, radiator fan is equipped between the upper end cover and shell, the pump housing is supporting structure,
And it is equipped with top plate, mounting plate and the bottom plate being mutually parallel successively from top to bottom,
The immersion circulating pump further includes two layers or more of the sleeve set on bottom base plate, and each sleeve is stacked, and every
An imbibition chamber is formed between adjacent two sleeve, and is communicated between adjacent two imbibition chamber, and the shaft of the motor passes through the pump housing
Bottom plate, and run through each imbibition chamber, the shaft is equipped with the impeller being located in each imbibition chamber, is located at the bottom of the sleeve of bottom
It is installed with bottom cover, the bottom cover is equipped with several water inlets, and the pump housing is equipped with the water of the imbibition chamber at a connection top
The end in road, the water channel is equipped with water outlet；
Sealing ring made of plastics or rubber material is equipped between the shaft and bottom plate, which is fixedly arranged on bottom plate
In the annular chamber of upper setting, the sealing ring includes outer shroud, the inner ring coaxial with outer shroud and the connection for connecting outer shroud, inner ring
Portion, the inner wall of the inner ring is equipped with the annular protrusion for being labelled to shaft periphery, and line contacts between annular protrusion and shaft, institute
A retaining ring being located above bottom plate is additionally provided in the shaft stated；
The top plate of the pump housing is directly fixedly connected with the lower end of shell, and the electrical machine element in seal casinghousing.
Further, the outer shroud, inner ring, interconnecting piece and annular protrusion are integrally formed, and interconnecting piece connection is outer
The top of ring and inner ring.
Further, the annular protrusion is set to the bottom of inner ring.
Further, the retaining ring is cyclic structure, and the inner wall of retaining ring is equipped with and the annular in shaft
The boss that slot fastens.
3. advantageous effect
It is had the advantages that compared with existing known technology using technical solution provided by the utility model：
(1) a kind of novel immersion circulating pump of the utility model is equipped with sealing ring, sealing ring between shaft and bottom plate
Outer shroud and inner ring between it is hollow, then inner ring has preferable elasticity, and the inner wall of inner ring is equipped with the ring for being labelled to shaft periphery
Shape protrusion, line contacts between annular protrusion and shaft, and coolant liquid can be prevented to be splashed out between annular protrusion and shaft, and line contacts
Fit system will not countershaft cause larger kinetic energy loss, if the internal diameter of annular protrusion be less than shaft diameter, but due to
Inner ring has elasticity, and inner ring is easy to be softened when assembly, easy to assembly.
(2) a kind of novel immersion circulating pump of the utility model is additionally provided with a gear being located above bottom plate in shaft
Hydrosphere can block the coolant liquid splashed out between sealing ring and shaft.
(3) top plate of a kind of novel immersion circulating pump of the utility model, the pump housing is directly connected with electric machine casing, and
Electrical machine element in seal casinghousing avoids the setting of traditional motor bottom end cover, alleviates the total quality of circulating pump, also drop
Low cost.
(4) a kind of novel immersion circulating pump of the utility model forms multistage imbibition chamber between each sleeve, improves and follow
Ring pumps the conveying capacity to coolant liquid, and the sleeve of segmented easily facilitates manufacture compared with the pump cover of traditional monoblock type.
(5) a kind of novel immersion circulating pump of the utility model, interconnecting piece connect the top of outer shroud and inner ring, convex annular
It rises set on the bottom of inner ring, then when annular protrusion is strutted by shaft, elastically-deformable surplus bigger occurs for inner ring.
Description of the drawings
Fig. 1 is a kind of installation diagram of novel immersion circulating pump of the utility model；
Fig. 2 is the mounting structure schematic diagram of the sealing ring and retaining ring of the utility model；
Fig. 3 is the sectional view of the sealing ring of the utility model；
Fig. 4 is the sectional view of the retaining ring of the utility model.
Label declaration in schematic diagram：
1, motor；11, shell；12, radiator fan；13, upper end cover；14, shaft；15, terminal box；2, the pump housing；21, it pushes up
Plate；211, ring-shaped step；22, mounting plate；23, bottom plate；24, water channel；25, water outlet；3, bottom cover；31, water inlet；4, impeller；
5, sleeve；6, sealing ring；61, outer shroud；62, inner ring；63, interconnecting piece；64, annular protrusion；7, imbibition chamber；8, retaining ring；81, convex
Platform.
Specific implementation mode
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
In conjunction with Fig. 1, a kind of novel immersion circulating pump of the present embodiment, including motor 1 and the pump housing 2, motor 1 include shell
11 and the upper end cover 13 set on the top of shell 11, it is equipped with radiator fan 12 between upper end cover 13 and shell 11, is also set outside shell 11
There is terminal box 15, the pump housing 2 is supporting structure, and is equipped with top plate 21, mounting plate 22 and the bottom being mutually parallel successively from top to bottom
The top plate 21 of plate 23, the pump housing 2 is directly fixedly connected with the lower end of shell 11, and the electrical machine element in seal casinghousing 11.Specifically,
Top plate 21 is equipped with a ring-shaped step 211 being caught in shell 11, and the diameter of ring-shaped step 211 is equal to the interior of 11 lower end of shell
Diameter.Connected between top plate 21 and shell 11 it is closer, avoid the gap of dust or coolant liquid between top plate 21 and shell 11 into
Enter the inside of motor 1.It is additionally provided with bottom end cover on the electric machine casing of traditional immersion circulating pump, then the top plate of the pump housing is again under
Bolt of cover connects, and this embodiment avoids the settings of traditional motor bottom end cover, alleviate the total quality of circulating pump,
Reduce cost.
Hookup 1, the present embodiment further include two layers or more of the sleeve 5 set on 23 bottom of bottom plate, and the stacking of each sleeve 5 is set
It sets, and an imbibition chamber 7 is formed per between adjacent two sleeve 5, and communicated between adjacent two imbibition chamber 7, the shaft 14 of motor 1 passes through
The bottom plate 23 of the pump housing 2, and run through each imbibition chamber 7, shaft 14 is equipped with the impeller 4 being located in each imbibition chamber 7, is located at the set of bottom
The bottom of cylinder 5 is installed with bottom cover 3, and bottom cover 3 is equipped with several water inlets 31, and the pump housing 2 is equipped with the imbibition chamber 7 at a connection top
The end of water channel 24, the water channel 24 is equipped with water outlet 25.The structure that the immersion circulating pump of the present embodiment has incorporated multistage pump is special
Sign is arranged multistage imbibition chamber 7, improves the conveying capacity to coolant liquid, and the sleeve 5 of segmented is compared with traditional monoblock type
Pump cover easily facilitates manufacture.
In conjunction with Fig. 2, sealing ring 6 made of plastics or rubber material, the sealing ring 6 are equipped between shaft 14 and bottom plate 23
It is fixedly arranged in the annular chamber being arranged on bottom plate 23, specifically, annular chamber is set to the bottom of bottom plate 23.As shown in figure 3, sealing ring 6
Inner ring 62 including outer shroud 61, coaxial with outer shroud 61 and connect outer shroud 61, inner ring 62 interconnecting piece 63, outer shroud 61 and above-mentioned ring
Shape chamber is coordinated or is interference fitted using transition.The inner wall of inner ring 62 is equipped with the annular protrusion 64 for being labelled to 14 periphery of shaft, and
Line contacts between annular protrusion 64 and shaft 14.Preferably, outer shroud 61,64 one of inner ring 62, interconnecting piece 63 and annular protrusion
Molding.Hollow between the outer shroud 61 and inner ring 62 of the sealing ring 6 of the present embodiment, then inner ring 62 has preferable elastic, and inner ring
62 inner wall is equipped with the annular protrusion 64 (" being labelled to " herein includes fitting and be adjacent to) for being labelled to 14 periphery of shaft, annular protrusion
Line contacts between 64 and shaft 14, and coolant liquid can be prevented to be splashed out between annular protrusion 64 and shaft 14, and the cooperation of line contact
Mode will not countershaft 14 cause larger kinetic energy loss.Meanwhile if the internal diameter of annular protrusion 64 is less than the diameter of shaft 14, but
Since inner ring 62 has elasticity, inner ring 62 is easy to be softened when assembly, easy to assembly.It should be noted that annular protrusion 64 is set
It sets in the side far from interconnecting piece 63, the interconnecting piece 63 of the present embodiment connects the top of outer shroud 61 and inner ring 62, then, inner ring 62
The elastic deformation ability that expands outwardly of bottom be greater than the top of inner ring 62, so annular protrusion 64 is set to the bottom of inner ring 62
Portion.
As shown in Fig. 2, being additionally provided with a retaining ring 8 for being located at 23 top of bottom plate in the shaft 14 of the present embodiment, retaining ring 8 is
Cyclic structure is made of rubber material, and the inner wall of retaining ring 8 is equipped with the boss to fasten with the annular groove in shaft 14
81, it is easy for installation.
A kind of novel immersion circulating pump of the utility model forms multistage imbibition chamber between each sleeve, improves cycle
Pump the conveying capacity to coolant liquid；Sealing ring and the dual water blocking of retaining ring, sealing effect are more preferable；The top plate of the pump housing is directly and motor
Shell is connected, and avoids the setting of traditional motor bottom end cover, alleviates the total quality of circulating pump, also reduce cost.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in also be the utility model one of embodiment, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, without creatively designing
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of novel immersion circulating pump, including motor (1) and the pump housing (2), the motor (1) include shell (11) and set
Upper end cover (13) at the top of shell (11) is equipped with radiator fan (12), institute between the upper end cover (13) and shell (11)
The pump housing (2) stated is supporting structure, and is equipped with top plate (21), mounting plate (22) and the bottom plate being mutually parallel successively from top to bottom
(23), it is characterised in that：
Further include two layers or more of the sleeve (5) set on bottom plate (23) bottom, each sleeve (5) is stacked, and per adjacent two sets
An imbibition chamber (7) is formed between cylinder (5), and is communicated between adjacent two imbibition chamber (7), the shaft (14) of the motor (1) is worn
The bottom plate (23) of the pump housing (2) is crossed, and runs through each imbibition chamber (7), the shaft (14), which is equipped with, to be located in each imbibition chamber (7)
Impeller (4), the bottom for being located at the sleeve (5) of bottom are installed with bottom cover (3), and the bottom cover (3) is equipped with several water inlets
(31), the pump housing (2) is equipped with the water channel (24) of the imbibition chamber (7) at a connection top, and the end of the water channel (24) is equipped with
Water outlet (25)；
Sealing ring (6) made of plastics or rubber material, the sealing ring (6) are equipped between the shaft (14) and bottom plate (23)
Be fixedly arranged in the annular chamber being arranged on bottom plate (23), the sealing ring (6) include outer shroud (61), with coaxial interior of outer shroud (61)
The interconnecting piece (63) of ring (62) and connection outer shroud (61), inner ring (62), the inner wall of the inner ring (62), which is equipped with to be labelled to, to be turned
The annular protrusion (64) of axis (14) periphery, and line contacts between annular protrusion (64) and shaft (14), in the shaft (14)
It is additionally provided with a retaining ring (8) being located above bottom plate (23)；
The top plate (21) of the pump housing (2) is directly fixedly connected with the lower end of shell (11), and the electricity in seal casinghousing (11)
Machine element.
2. a kind of novel immersion circulating pump according to claim 1, it is characterised in that：The outer shroud (61), inner ring
(62), interconnecting piece (63) and annular protrusion (64) are integrally formed, and interconnecting piece (63) connection outer shroud (61) and inner ring (62)
Top.
3. a kind of novel immersion circulating pump according to claim 2, it is characterised in that：The annular protrusion (64) is set
Bottom in inner ring (62).
4. a kind of novel immersion circulating pump according to claim 3, it is characterised in that：The retaining ring (8) is ring
Shape structure, and the inner wall of retaining ring (8) is equipped with the boss (81) to fasten with the annular groove in shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721701749.4U CN207701392U (en) | 2017-12-08 | 2017-12-08 | A kind of novel immersion circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721701749.4U CN207701392U (en) | 2017-12-08 | 2017-12-08 | A kind of novel immersion circulating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207701392U true CN207701392U (en) | 2018-08-07 |
Family
ID=63025568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721701749.4U Active CN207701392U (en) | 2017-12-08 | 2017-12-08 | A kind of novel immersion circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207701392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707640A (en) * | 2019-02-19 | 2019-05-03 | 青岛鲜食科技有限公司 | Sanitation-grade vacuum evacuation device for food service industry |
-
2017
- 2017-12-08 CN CN201721701749.4U patent/CN207701392U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707640A (en) * | 2019-02-19 | 2019-05-03 | 青岛鲜食科技有限公司 | Sanitation-grade vacuum evacuation device for food service industry |
| CN109707640B (en) * | 2019-02-19 | 2024-02-13 | 青岛鲜食科技有限公司 | Sanitary vacuum-pumping device for food industry |
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| GR01 | Patent grant |