CN207178192U - A kind of quick detachable screw pump - Google Patents
A kind of quick detachable screw pump Download PDFInfo
- Publication number
- CN207178192U CN207178192U CN201720855243.2U CN201720855243U CN207178192U CN 207178192 U CN207178192 U CN 207178192U CN 201720855243 U CN201720855243 U CN 201720855243U CN 207178192 U CN207178192 U CN 207178192U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- pump housing
- annular
- hole
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
It the utility model is related to a kind of quick detachable screw pump, include the pump housing and screw rod, the pump housing wherein side is provided with through hole, described screw rod a portion is by the through hole on the inside of the pump housing, the through-hole diameter is more than the screw diameter, the screw rod is provided with internal thread in the lead to the hole site, first annular spacer and the second annular locating tab are connected with the internal thread, the first annular spacer and the contact surface of the second annular locating tab and internal thread are equipped with external screw thread, the bearing being socketed on screw rod is provided with the middle part of the first annular spacer, the first annular spacer is provided with corresponding circular orientation projection, covered with corresponding first sealing ring on the circular orientation projection；Second annular locating tab is provided with the locating slot being engaged with circular orientation projection, and the contact surface of second annular locating tab and through hole is socketed with the second sealing ring.While the utility model is readily disassembled screw rod, moreover it is possible to ensure that water will not spill in the pump housing.
Description
Technical field
Water pump field is the utility model is related to, refers specifically to a kind of quick detachable screw pump.
Background technology
Screw pump is volume type rotor pump, and it is to change by the volume of the annular seal space formed by screw and bushing to suck
With discharge liquid.Screw pump by screw rod number be divided into single-screw (single screw) pump, it is double, three and five-screw pump.The characteristics of screw pump is flow
Steadily, pressure fluctuation is small, has low suction capacity, noise, efficiency high, long lifespan, reliable operation；And the advantages of its protrusion is conveying
Vortex is not formed during medium, to the sticky insensitive of medium, can transfer of highly viscous medium.
Screw pump cleans after long-term use, it is necessary to which screw rod is taken out, and existing screw pump will take out screw rod needs
The whole pump housing is dismantled, is inconvenient.
It is the utility model research that the problem of existing for above-mentioned prior art, which designs a kind of quick detachable screw pump,
Purpose.
Utility model content
In view of the above-mentioned problems of the prior art, the utility model is to provide a kind of quick detachable screw pump, can
Effectively solves the above-mentioned problems of the prior art.
The technical solution of the utility model is：
A kind of quick detachable screw pump, comprising the pump housing and screw rod, the pump housing is provided with water inlet end and water side, the pump
Body wherein side is provided with corresponding through hole, and described screw rod a portion is by the through hole located at pump housing inner side, the screw rod
Part in the pump housing is provided with helical blade, and part of the screw rod outside the pump housing is connected with shaft coupling and motor,
The screw rod is more than the screw diameter, the spiral shell by the driving axis connection of shaft coupling and motor, the through-hole diameter
Bar is provided with internal thread in the lead to the hole site, and corresponding first annular spacer is connected with the internal thread and the second annular is fixed
Bit slice, the first annular spacer and the contact surface of the second annular locating tab and internal thread are equipped with external screw thread, and described first
The bearing being socketed on screw rod is provided with the middle part of annular locating tab, it is convex that the first annular spacer is provided with corresponding circular orientation
Block, covered with corresponding first sealing ring on the circular orientation projection；Second annular locating tab is provided with to be determined with annular
The locating slot that position projection is engaged, the contact surface of second annular locating tab and through hole are socketed with the second sealing ring.
The first annular spacer is in the pump housing, and second annular locating tab is outside the pump housing.
The device groove for positioning screw is provided with the inside of the pump housing.
The advantages of the utility model：
The utility model need to only revolve the second annular locating tab on the outside of the pump housing when need to take out screw rod and cleaned
Go out, you can screw rod is taken out among the pump housing, passes through first annular spacer and the second circular orientation in screw pump running
Piece is equipped with, plus being provided with sealing ring, it is ensured that the water in the pump housing will not spill from through hole in the process of running.This reality
It is simple with new structure, it is easy to use, while being readily disassembled screw rod, moreover it is possible to ensure that water will not spill in the pump housing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
For the ease of it will be appreciated by those skilled in the art that existing make embodiment combination accompanying drawing into one to structure of the present utility model
Step is described in detail：
With reference to figure 1, a kind of quick detachable screw pump, comprising the pump housing 5 and screw rod 13, the pump housing 5 be provided with water inlet end 9 and
Water side 6, the pump housing 5 wherein side are provided with corresponding through hole 14, and described a portion of screw rod 13 is set by the through hole
In the inner side of the pump housing 5, part of the screw rod 13 in the pump housing 5 is provided with helical blade 8, and the screw rod 13 is outside the pump housing 5
Part is connected with shaft coupling 3 and motor 1, and the screw rod 13 is connected by shaft coupling 3 with the drive shaft 2 of motor 1, institute
State the diameter of through hole 14 and be more than the diameter of screw rod 13, the screw rod 13 is provided with internal thread 10 in the position of through hole 14, described interior
It is connected with the corresponding first annular annular locating tab 12 of spacer 4 and second on screw thread 10, the first annular spacer 4 and the
The contact surface of second ring spacer 12 and internal thread 10 is equipped with external screw thread, and the first annular middle part of spacer 4 is provided with socket
In the bearing 11 on screw rod 13, the first annular spacer 4 is provided with corresponding circular orientation projection（Do not identify）, the ring
Covered with corresponding first sealing ring on shape locating convex block；Second annular locating tab 12 is provided with and circular orientation projection phase
The locating slot of cooperation, the contact surface of second annular locating tab 12 and through hole are socketed with the second sealing ring.
The first annular spacer 4 is in the pump housing 5, and second annular locating tab 12 is outside the pump housing 5.
The inner side of the pump housing 5 is provided with the device groove 7 for positioning screw 13.
The utility model, only need to be from the outside of the pump housing 5 by the second circular orientation when need to take out screw rod 13 and cleaned
Piece 12 is screwed out, you can screw rod 13 is taken out among the pump housing 5, passes through first annular spacer 4 and in screw pump running
Second ring spacer 12 is equipped with, plus being provided with sealing ring, it is ensured that the water in the pump housing will not be from logical in the process of running
Spill at hole.
The foregoing is only preferred embodiment of the present utility model, it is all done according to present utility model application the scope of the claims it is equal
Deng change and modification, it should all belong to covering scope of the present utility model.
Claims (3)
1. a kind of quick detachable screw pump, comprising the pump housing and screw rod, the pump housing is provided with water inlet end and water side, the pump housing
Wherein side is provided with corresponding through hole, and by the through hole on the inside of the pump housing, the screw rod is set described screw rod a portion
Helical blade is provided with the part in the pump housing, part of the screw rod outside the pump housing is connected with shaft coupling and motor, institute
State driving axis connection of the screw rod by shaft coupling and motor, it is characterised in that：It is straight that the through-hole diameter is more than the screw rod
Footpath, the screw rod are provided with internal thread in the lead to the hole site, be connected with the internal thread corresponding first annular spacer and
Second annular locating tab, the first annular spacer and the contact surface of the second annular locating tab and internal thread are equipped with outer spiral shell
Line, the first annular spacer middle part are provided with the bearing being socketed on screw rod, and the first annular spacer is provided with corresponding
Circular orientation projection, covered with corresponding first sealing ring on the circular orientation projection；On second annular locating tab
Provided with the locating slot being engaged with circular orientation projection, it is close that the contact surface of second annular locating tab and through hole is socketed with second
Seal.
A kind of 2. quick detachable screw pump according to claim 1, it is characterised in that：The first annular spacer is located at
In the pump housing, for second annular locating tab outside the pump housing, the diameter of the first annular spacer is more than the described second annular
Spacer.
A kind of 3. quick detachable screw pump according to claim 1, it is characterised in that：It is provided with the inside of the pump housing and is used to determine
The device groove of position screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855243.2U CN207178192U (en) | 2017-07-14 | 2017-07-14 | A kind of quick detachable screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855243.2U CN207178192U (en) | 2017-07-14 | 2017-07-14 | A kind of quick detachable screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178192U true CN207178192U (en) | 2018-04-03 |
Family
ID=61735833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855243.2U Expired - Fee Related CN207178192U (en) | 2017-07-14 | 2017-07-14 | A kind of quick detachable screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178192U (en) |
-
2017
- 2017-07-14 CN CN201720855243.2U patent/CN207178192U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20180714 |