CN209354378U - A kind of efficient emergency fire pump - Google Patents
A kind of efficient emergency fire pump Download PDFInfo
- Publication number
- CN209354378U CN209354378U CN201920041921.0U CN201920041921U CN209354378U CN 209354378 U CN209354378 U CN 209354378U CN 201920041921 U CN201920041921 U CN 201920041921U CN 209354378 U CN209354378 U CN 209354378U
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- Prior art keywords
- pump housing
- detachable
- pump
- import
- backing member
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Abstract
The utility model discloses a kind of efficient emergency fire pumps, including pump cover, impeller, the pump housing and the bored plate of import；It further include the detachable pump housing liner for being connected to pump body, on the bored plate of import and cooperation is connected in the first detachable backing member of detachable pump housing liner side, and cooperates the second detachable backing member that is on the other side of detachable pump housing liner and can positioning with pump cover；It is formed between the detachable pump housing liner, the first detachable backing member and the second detachable backing member for space clearance fit impeller and for conveying liquid；It is not only able to the protection pump housing, the bored plate of import and pump cover, prevents impeller when conveying liquid, directly the damage pump housing, the bored plate of import and pump cover, replacement cost is relatively low, and is capable of forming space, will not influence impeller and normally conveys liquid, practical.
Description
Technical field
The utility model relates to water pump technology, specifically a kind of efficient emergency fire pump.
Background technique
Water pump is the machinery for conveying liquid or being pressurized liquid, it transmits the mechanical energy of prime mover or other external energies
To liquid, increase liquid energy, is mainly used to convey liquid medium to include water, oil, acid & alkali liquid, emulsion, suspended emulsion and liquid
State metal etc., therefore it is used for every field, wherein fire pump plays critically important effect in fire fighting device, not only need
It needs its long service life with efficient characteristic, and stability is good；General fire pump, including pedestal, are connected to bottom
Motor on seat, by the bearing box assembly 103 of pump shaft 103-1 connection motor, the pump cover being connected on bearing box assembly 103
104, the seal assembly 105 being connected between pump cover 104 and pump shaft 103-1, be connected on pump shaft 103-1 between pump cover 104
The impeller 106 of gap cooperation, is connected to the pump housing on pedestal and connecting with bearing box assembly 103, for pushing down pump cover 104
107, and the bored plate 108 of import being connected on the pump housing 107；In actual use, due to the high speed rotation of impeller 106, so that
Friction can be generated between liquid and the pump housing 107 and pump cover 104, is used for a long time, will cause the pump housing 107 and pump cover 104 is seriously ground
Damage, the especially pump housing 107, volume is usually larger, fabricates higher cost, therefore replacement cost is higher.
Utility model content
Aiming at the defects existing in the prior art, the utility model aim is to provide a kind of efficiently emergency fire-fighting
Pump, to solve the above technical problem.
The utility model technical solution used for the above purpose is: a kind of efficient emergency fire pump, including pump
Lid, impeller, the pump housing and the bored plate of import；It is characterized by also including the detachable pump housing liners for being connected to pump body, are connected to
It is on the bored plate of import and cooperate detachable pump housing liner side the first detachable backing member, and cooperation in the detachable pump housing
The second detachable backing member that is on the other side of liner and being positioned with pump cover；The detachable pump housing liner, first
Space for clearance fit impeller and for conveying liquid is formed between detachable backing member and the second detachable backing member.
It is preferred: to be all arranged between the detachable pump housing liner and the first detachable backing member and the second detachable backing member
There is sealing element.
Preferred: the detachable pump housing liner includes runner, be connected on runner outer wall for in the pump housing
Wall penetrates bolted chimb, and pump that is being arranged on runner and chimb and communicating with the pump housing outlet on the pump housing
Mouth is foiled in vivo.
It is preferred: to be additionally provided with the first inner sleeve between the pump housing outlet and the outlet of pump housing liner；In described first
Set includes the first flange on the flange being connected in pump housing outlet by several threadeds, and is connected in first flange
, for cooperate pump housing outlet and the pump housing liner outlet between the first conical pipe.
It is preferred: to be additionally provided with the second inner sleeve in the import on the bored plate of the import；Second inner sleeve includes logical
Cross the second flange on the flange that several threadeds are connected in import, and be connected to it is in second flange, for cooperating
The second conical pipe in import.
It is preferred: the detachable backing member of described first include for penetrated with the bored plate of import be bolted and with it is detachable
First L shape block of pump housing liner cooperation, the inclined plate for cooperating with impeller clearance being connected on the first L shape block, and connection
Extension block on inclined plate and with import cooperation.
Preferred: the detachable backing member of described second includes the 2nd L shape block cooperated with detachable pump housing liner and pump cover,
And it is connected on the 2nd L shape block and obstructs the baffle between impeller and pump cover.
The utility model has the beneficial effects that a kind of efficient emergency fire pump, in actual use, detachable by being provided with
Pump housing liner, the first detachable backing member and the second detachable backing member are not only able to the protection pump housing, the bored plate of import and pump cover, prevent
Impeller directly damages the pump housing, the bored plate of import and pump cover, replacement cost is relatively low, and is capable of forming sky when conveying liquid
Between, it will not influence impeller and normally convey liquid, transfer efficiency is high, practical.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model left view；
Fig. 3 is the three dimensional structure diagram of the utility model pump housing and detachable pump housing liner；
Fig. 4 is the first inner sleeve of the utility model and pump housing outlet and the fit structure schematic diagram that pump housing liner exports；
Fig. 5 is the partial enlarged view of the part A in the utility model Fig. 1；
Fig. 6 is the partial enlarged view of the part B in the utility model Fig. 1；
Fig. 7 is the three dimensional structure diagram of the detachable backing member of the utility model first；
Fig. 8 is the three dimensional structure diagram of the detachable backing member of the utility model second；
In figure: 1. detachable pump housing liners, 2. first detachable backing members, 3. second detachable backing members, 4. spaces, 5. first
Inner sleeve, 6. second inner sleeves, 7. sealing elements, 103. bearing box assemblies, 103-1. pump shaft, 104. pump covers, 105. seal assemblies, 106.
Impeller, 107. pump housings, 107-1. pump housing outlet, the bored plate of 108. imports, 108-1. import, 1-1. runner, 1-2. chimb, 1-3. pump
Mouth, 5-1. first flange, the first conical pipe of 5-2., 6-1. second flange, the second conical pipe of 6-2., the first L of 2-1. are foiled in vivo
Shape block, 2-2. inclined plate, 2-3. extension block, the 2nd L shape block of 3-1., 3-2. baffle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment；
Embodiment one:
See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8；A kind of efficient emergency fire pump, when it is implemented, including
Pedestal, the motor being connected on pedestal are connected to bearing box assembly by the bearing box assembly 103 of pump shaft 103-1 connection motor
Pump cover 104 on 103, the seal assembly 105 being connected between pump cover 104 and pump shaft 103-1, is connected on pump shaft 103-1
With the impeller 106 of 104 clearance fit of pump cover, be connected to it is on pedestal and being connect with bearing box assembly 103, for push down pump
The pump housing 107 of lid 104, and the bored plate 108 of import being connected on the pump housing 107；Seal assembly 105 is in the prior art common
Structure, including the sealing gland being connected on pump cover 104, the axle sleeve being connected on pump shaft 103-1, and be connected to pump cover 104,
Mechanical seal between axle sleeve and sealing gland；Pump shaft 103-1 is connected to motor by shaft coupling；Motor action, so that pump shaft
103-1 linkage impeller 106, liquid are discharged by the pump housing outlet 107-1 on the pump housing 107；
When it is implemented, further including the detachable pump housing liner 1 being connected to inside the pump housing 107, it is connected to the bored plate 108 of import
On and cooperate detachable 1 side of pump housing liner the first detachable backing member 2, and cooperation in detachable pump housing liner 1
The other side on and can with pump cover 104 position the second detachable backing member 3；The detachable pump housing liner 1,
It is formed for clearance fit impeller 106 between one detachable backing member 2 and the second detachable backing member 3 and is used to convey liquid
Space 4；Liquid is entered, later by space 4, most under the action of impeller 106 by the import 108-1 on the bored plate 108 of import
It is exported afterwards by the pump housing outlet 107-1 on the pump housing 107；Detachable pump housing liner 1 and the first detachable backing member 2 and second are detachable
Sealing element 7 is both provided between backing member 3, sealing element 7 is that gasket or sealing ring prevent so that the leakproofness in space 4 improves
When impeller 106 conveys liquid, leaks, improve efficiency；Detachable pump housing liner 1 includes runner 1-1, is connected to runner 1-
Bolted chimb 1-2 is penetrated for the inner wall with the pump housing 107 on 1 outer wall, and is arranged in runner 1-1 and chimb 1-2
On and communicated with the pump housing outlet 107-1 on the pump housing 107 the pump housing liner outlet 1-3；First detachable backing member 2 includes
For penetrating the first L shape block 2-1 being bolted and with the cooperation of detachable pump housing liner 1 with the bored plate 108 of import, it is connected to the
On one L shape block 2-1 for inclined plate 2-2 with 106 clearance fit of impeller, and be connected on inclined plate 2-2 and and import
The extension block 2-3 of 108-1 cooperation；Second detachable backing member 3 includes the 2nd L cooperated with detachable pump housing liner 1 and pump cover 104
Shape block 3-1, and baffle 3-2 be connected on the 2nd L shape block 3-1 and that barrier is between impeller 106 and pump cover 104；Leaf
It is general between wheel 106 and inclined plate 2-2 and baffle 3-2 that all there are the gaps 0.5-1mm；By being provided with detachable pump housing liner 1,
One detachable backing member 2 and the second detachable backing member 3 are not only able to the protection pump housing 107, the bored plate 108 of import and pump cover 104, prevent
Impeller 106 directly damages the pump housing 107, the bored plate 108 of import and pump cover 104 when conveying liquid, and replacement cost is relatively low, and
And it is capable of forming space 4, it will not influence the normally conveying liquid of impeller 106；
When it is implemented, in Fig. 4: being additionally provided with the between the pump housing outlet 107-1 and pump housing liner outlet 1-3
One inner sleeve 5；First inner sleeve 5 includes on the flange being connected on pump housing outlet 107-1 by several threadeds
One flange 5-1, and be connected to it is on first flange 5-1, for cooperate pump housing outlet 107-1 and the pump housing liner outlet 1-3
Between the first conical pipe 5-2；It is integrally formed between first flange 5-1 and the first conical pipe 5-2, the first conical pipe 5-2 insertion
It is exported between 1-3 to pump housing outlet 107-1 and pump housing liner, allows fluid to smoothly be entered by pump housing liner outlet 1-3
Into pump housing outlet 107-1, discharge is prevented by gap location leakage between pump housing outlet 107-1 and pump housing liner outlet 1-3, and
And there is positioning, increases structural strength；
When it is implemented, in Fig. 6: being additionally provided with the second inner sleeve 6 in the import 108-1 on the bored plate 108 of the import；
Second inner sleeve 6 includes the second flange 6-1 on the flange being connected on import 108-1 by several threadeds, with
And be connected to it is on second flange 6-1, for cooperating the second conical pipe 6-2 in import 108-1；Second flange 6-1 and
It is integrally formed between two conical pipe 6-2, after import 108-1 cooperation, forms protection at import 108-1, not only will not influence
Liquid enters impeller 106, and can prevent from wearing at the import 108-1 on the bored plate 108 of import, extends the bored plate 108 of import
Service life.
Working principle of the utility model is: it is removable that detachable pump housing liner 1, the first detachable backing member 2 and second is utilized
Backing member 3 is unloaded, forms protection at the pump housing 107, the bored plate 108 of import and pump cover 104 respectively, and is formed and can be matched with impeller 106
The space 4 for closing conveying liquid, while allowing fluid to by normal, efficient conveying, additionally it is possible to reduce replacement cost, especially
It is for the pump housing 107 and pump cover 104, structure is complicated for the pump housing 107, and replacement cost is high；Pump cover 104 usually requires and seal assembly
105 connections then need to dismantle seal assembly 105, disassembly is not very convenient, and has damage if necessary to replace pump cover 104
The possibility of mechanical seal on seal assembly 105 operates and inconvenient.
In the utility model description, it is to be understood that term " on ", "lower", "left", "right", "front", "rear" etc. refer to
Show that orientation or positional relationship is to be merely for convenience of description the utility model based on positional relationship described in attached drawing or simplification is retouched
It states, rather than the specific orientation that instruction must have；Operating process described in embodiment is not absolute use step, real
Border is in use, corresponding adjustment can be done.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of efficient emergency fire pump, including pump cover (104), impeller (106), the pump housing (107) and the bored plate of import (108)；Its
It is characterized in that: further including being connected to the internal detachable pump housing liner (1) of the pump housing (107), be connected on the bored plate of import (108)
And cooperate the first detachable backing member (2) in detachable pump housing liner (1) side, and cooperation is in detachable pump housing liner
(1) the second detachable backing member (3) that is on the other side and being positioned with pump cover (104)；In the detachable pump housing
Serve as a contrast formed between (1), the first detachable backing member (2) and the second detachable backing member (3) be used for clearance fit impeller (106), simultaneously
And the space (4) for conveying liquid.
2. a kind of efficient emergency fire pump according to claim 1, it is characterised in that: the detachable pump housing liner
(1) sealing element (7) are both provided between the first detachable backing member (2) and the second detachable backing member (3).
3. a kind of efficient emergency fire pump according to claim 2, it is characterised in that: the detachable pump housing liner
(1) include runner (1-1), be connected to bolted convex for being penetrated with the inner wall of the pump housing (107) on runner (1-1) outer wall
Side (1-2), and be arranged on runner (1-1) and chimb (1-2) and with the pump housing outlet (107-1) on the pump housing (107)
The pump housing liner outlet (1-3) communicated.
4. a kind of efficient emergency fire pump according to claim 3, it is characterised in that: the pump housing outlet (107-1)
The first inner sleeve (5) are additionally provided between pump housing liner outlet (1-3)；First inner sleeve (5) includes passing through several spiral shells
First flange (5-1) of the line pin connection on the flange on pump housing outlet (107-1), and be connected on first flange (5-1)
, for cooperate export the first conical pipe (5-2) between (1-3) in pump housing outlet (107-1) and pump housing liner.
5. a kind of efficient emergency fire pump according to claim 1, it is characterised in that: on the bored plate of the import (108)
Import (108-1) in be additionally provided with the second inner sleeve (6)；Second inner sleeve (6) includes passing through several screw thread pin connections
Second flange (6-1) on the flange on import (108-1), and be connected to it is on second flange (6-1), for cooperate exist
The second conical pipe (6-2) in import (108-1).
6. a kind of efficient emergency fire pump according to claim 5, it is characterised in that: the detachable backing member of described first
It (2) include for penetrating the first L shape block being bolted and with the cooperation of detachable pump housing liner (1) with the bored plate of import (108)
(2-1), the inclined plate (2-2) being used for impeller (106) clearance fit being connected on the first L shape block (2-1), and be connected to tiltedly
Extension block (2-3) on plate (2-2) and with import (108-1) cooperation.
7. a kind of efficient emergency fire pump according to claim 1, it is characterised in that: the detachable backing member of described second
(3) include the 2nd L shape block (3-1) cooperated with detachable pump housing liner (1) and pump cover (104), and be connected to the 2nd L shape block
Baffle (3-2) on (3-1) and that barrier is between impeller (106) and pump cover (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041921.0U CN209354378U (en) | 2019-01-11 | 2019-01-11 | A kind of efficient emergency fire pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041921.0U CN209354378U (en) | 2019-01-11 | 2019-01-11 | A kind of efficient emergency fire pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209354378U true CN209354378U (en) | 2019-09-06 |
Family
ID=67802868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920041921.0U Active CN209354378U (en) | 2019-01-11 | 2019-01-11 | A kind of efficient emergency fire pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209354378U (en) |
-
2019
- 2019-01-11 CN CN201920041921.0U patent/CN209354378U/en active Active
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