CN207864179U - A kind of wear-resisting type transh pump - Google Patents
A kind of wear-resisting type transh pump Download PDFInfo
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- CN207864179U CN207864179U CN201820184156.3U CN201820184156U CN207864179U CN 207864179 U CN207864179 U CN 207864179U CN 201820184156 U CN201820184156 U CN 201820184156U CN 207864179 U CN207864179 U CN 207864179U
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- back shroud
- backplate
- pump case
- sealing ring
- shroud
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Abstract
The utility model discloses a kind of wear-resisting type transh pumps,Including pump case,The pump case is internally provided with impeller,Front shroud and back shroud is respectively set in side before and after pump case,Front shroud inner wall is provided with bushing,The first backplate and the second backplate are respectively arranged between pump case and front shroud and back shroud,First backplate both sides are both provided with the first sealing ring,Second backplate both sides are both provided with the second sealing ring,It is additionally provided with accessory impeller between second backplate and back shroud,Accessory impeller both sides are provided with third sealing ring,Third backplate is provided between accessory impeller and back shroud,Pump case edge is provided through the turnbuckle of pump case,Turnbuckle and pump case,The junction of front shroud and back shroud is both provided with nut,Impeller connects transmission shaft,Transmission shaft passes through back shroud,Transmission shaft is connected with axle bed,Pedestal is connected on the downside of axle bed,Stay bolt is connected between pedestal and back shroud；The utility model has the advantages that stable structure, operates steadily, convenient disassembly, good airproof performance.
Description
Technical field
The utility model belongs to transh pump equipment technical field, and in particular to a kind of wear-resisting type transh pump.
Background technology
In the departments such as mine, metallurgy, chemical industry, electric power, it is often necessary to conveying with impurity liquid water pump such as slush pump,
Ash pump, concrete pump etc., this kind of pump are referred to as transh pump.Transh pump is the blade by spinning roller impeller to carrying impurity liquid production
Raw active force makes the pump that liquid conveys, and is mainly characterized by, and the excessively stream parts such as impeller, the pump housing and pump cover require to use wear-resisting material
Material；Impeller boss, blade and movable vane head collectively constitute impeller, and impeller rotates in tubular pump case, is filled on the pump case of upper impeller
There is fixed guide vane, to eliminate the rotary motion of liquid, and the kinetic energy of rotary motion is changed into pressure energy.
Existing transh pump general structure is complicated, dismounting is inconvenient, and that there are structures is not tight enough for transh pump easy to disassemble
Phenomenon close, sealing effect is bad, and the liquid with impurity is conveyed for a long time, the maintenance and maintenance to transh pump are brought greatly
Inconvenience, less serious case causes the damage of transh pump, serious or even cause scrapping for transh pump.
Utility model content
The utility model is designed to provide a kind of wear-resisting type transh pump, has stable structure, operates steadily, dismounting side
Just, the advantages of good airproof performance.
To achieve the above object, the utility model provides the following technical solutions：A kind of wear-resisting type transh pump, including pump case,
The pump case is internally provided with impeller, and front shroud and back shroud is respectively set in side before and after the pump case, and the front shroud inner wall is set
It is equipped with bushing, the first backplate and the second backplate, first shield are respectively arranged between the pump case and front shroud and back shroud
Plate both sides are both provided with the first sealing ring, and second backplate both sides are both provided with the second sealing ring, and second backplate is with after
Accessory impeller is additionally provided between cover board, the accessory impeller both sides are provided with third sealing ring, between the accessory impeller and back shroud
It is provided with third backplate, the pump case edge is provided through the turnbuckle of pump case, the both ends difference of the turnbuckle
Through front shroud and back shroud, the junction of the turnbuckle and pump case, front shroud and back shroud is both provided with nut, described
Impeller connects transmission shaft, and the transmission shaft passes through back shroud, the transmission shaft to be connected with axle bed, axle bed downside linker
Seat, stay bolt is connected between the pedestal and back shroud.
Preferably, the junction of the transmission shaft and back shroud is provided with mechanical seal, the mechanical seal and axle bed it
Between be provided between cover.
Preferably, the pedestal be provided with the matched through-hole of stay bolt, back shroud is provided with to be matched with stay bolt
Threaded hole.
Preferably, the quantity of the turnbuckle is 3.
Preferably, the quantity of first sealing ring, the second sealing ring and third sealing ring is 2.
Preferably, the axle bed includes bearing and bearing block.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model compresses pump case by the way that front shroud and back shroud is arranged, and is separated by by backplate, ensures the steady of structure
Qualitative and compactness tenses front shroud and back shroud by turnbuckle, the bushing of abrasionproof is arranged in front shroud, improves wear-resisting
Accessory impeller is arranged in intensity between the second backplate and back shroud, reduce the impurity in liquid and enter mechanical seal, reduce abrasion, prolong
Long life reduces axial force and ensures detachable structure by the first sealing ring, the second sealing ring and third sealing ring
Leakproofness, repair and maintenance is convenient, and installation is facilitated to assemble, and the stability for improving work efficiency and working passes through stay bolt and axis
Seat ensures that the stability of structure, the junction setting water retaining disk of axle bed and set protect axle bed, transmission shaft end set key slot is just
It is connect in power plant, axle bed is connect by bolt with pedestal, and the flexibility of whole device is improved；In short, this practicality is new
Type has the advantages that stable structure, operates steadily, convenient disassembly, good airproof performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of the front shroud of the utility model.
In figure：1 pump case, 2 front shrouds, 3 first backplates, 4 impellers, 5 transmission shafts, 6 bushings, 7 first sealing rings, 8 tense spiral shell
Bolt, 9 nuts, 10 second sealing rings, 11 back shrouds, 12 second backplates, 13 accessory impellers, 14 third backplates, 15 axle beds, 16 thirds
Set, 20 mechanical seals between sealing ring, 17 pedestals, 18 stay bolts, 19.
Specific implementation mode
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 and Fig. 2 is set the present embodiment provides a kind of wear-resisting type transh pump, including pump case 1 inside the pump case 1
It is equipped with impeller 4, front shroud 2 and back shroud 11 is respectively set in side before and after the pump case 1, and 2 inner wall of the front shroud is provided with bushing
6, the first backplate 3 and the second backplate 12, first shield are respectively arranged between the pump case 1 and front shroud 2 and back shroud 11
3 both sides of plate are both provided with the first sealing ring 7, and 12 both sides of the second backplate are both provided with the second sealing ring 10, second shield
Accessory impeller 13 is additionally provided between plate 12 and back shroud 11,13 both sides of the accessory impeller are provided with third sealing ring 16, the pair
Third backplate 14 is provided between impeller 13 and back shroud 11,1 edge of the pump case is provided through the turnbuckle of pump case 1
8, the both ends of the turnbuckle 8 extend through front shroud 2 and back shroud 11, the turnbuckle 8 and pump case 1, front shroud 2 and
The junction of back shroud 11 is both provided with nut 9, and the impeller 4 connects transmission shaft 5, and the transmission shaft 5 passes through back shroud 11, institute
It states transmission shaft 5 and is connected with axle bed 15,15 downside of the axle bed connects pedestal 17, connected between the pedestal 17 and back shroud 11
Stay bolt 18.
Wherein, the transmission shaft 5 and the junction of back shroud 11 are provided with mechanical seal 20, the mechanical seal 20 and axis
19 are covered between being provided between seat 15；The pedestal 17 be provided with 18 matched through-hole of stay bolt, back shroud 11 be provided with
18 matched threaded hole of stay bolt；The quantity of the turnbuckle 8 is 3；First sealing ring 7, the second sealing ring 10
Quantity with third sealing ring 16 is 2；The axle bed 15 includes bearing and bearing block.
The present embodiment using pump case 1, front shroud 2, the first backplate 3, impeller 4, transmission shaft 5, bushing 6, the first sealing ring 7,
Turnbuckle 8, nut 9, the second sealing ring 10, back shroud 11, the second backplate 12, accessory impeller 13, third backplate 14, axle bed 15,
The composite structure of third sealing ring 16, pedestal 17, stay bolt 18, set 19 and mechanical seal 20, by the way that front shroud 2 is arranged with after
Cover board 11 compresses pump case 1, and is separated by by the first backplate 3 and the second backplate 12, ensures the stability and compactness of structure, leads to
It crosses turnbuckle 8 and tenses front shroud 2 and back shroud 11, the bushing 6 of setting abrasionproof in front shroud 2, raising wear-resistant strength, second
Accessory impeller 13 is set between backplate 12 and back shroud 11, reduces the impurity in liquid and enters mechanical seal 20, reduce abrasion, extend
Service life reduces axial force, by the first sealing ring 7, the second sealing ring 10 and third sealing ring 16, ensures detachable structure
Leakproofness, repair and maintenance is convenient, and installation is facilitated to assemble, and the stability for improving work efficiency and working passes through stay bolt 18
Ensure that the stability of structure, the junction setting water retaining disk of axle bed 15 and set 19 protect axle bed 15, transmission shaft 5 with axle bed 15
Convenient for being connect with power plant, axle bed 15 is connect by bolt with pedestal 17 end setting keyway, improves the spirit of whole device
Activity；In short, the utility model has the advantages that stable structure, operates steadily, convenient disassembly, good airproof performance.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of wear-resisting type transh pump, including pump case (1), it is characterised in that：The pump case (1) is internally provided with impeller (4), institute
Front shroud (2) and back shroud (11) is respectively set in side before and after stating pump case (1), and front shroud (2) inner wall is provided with bushing (6),
It is respectively arranged with the first backplate (3) and the second backplate (12), institute between the pump case (1) and front shroud (2) and back shroud (11)
It states the first backplate (3) both sides and is both provided with the first sealing ring (7), the second backplate (12) both sides are both provided with the second sealing ring
(10), accessory impeller (13) is additionally provided between second backplate (12) and back shroud (11), accessory impeller (13) both sides are set
It is equipped with third sealing ring (16), third backplate (14), the pump case are provided between the accessory impeller (13) and back shroud (11)
(1) edge is provided through the turnbuckle (8) of pump case (1), and the both ends of the turnbuckle (8) extend through front shroud
(2) it is respectively provided with back shroud (11), the turnbuckle (8) and the junction of pump case (1), front shroud (2) and back shroud (11)
There are nut (9), impeller (4) the connection transmission shaft (5), the transmission shaft (5) to pass through back shroud (11), the transmission shaft (5)
It is connected with axle bed (15), pedestal (17) is connected on the downside of the axle bed (15), is connected between the pedestal (17) and back shroud (11)
Stay bolt (18).
2. wear-resisting type transh pump according to claim 1, it is characterised in that：The transmission shaft (5) and back shroud (11)
Junction is provided with mechanical seal (20), covers (19) between being provided between the mechanical seal (20) and axle bed (15).
3. wear-resisting type transh pump according to claim 1, it is characterised in that：The pedestal (17) is provided with and stay bolt
(18) matched through-hole, back shroud (11) are provided with and stay bolt (18) matched threaded hole.
4. wear-resisting type transh pump according to claim 1, it is characterised in that：The quantity of the turnbuckle (8) is 3.
5. wear-resisting type transh pump according to claim 1, it is characterised in that：First sealing ring (7), the second sealing ring
(10) and the quantity of third sealing ring (16) is 2.
6. wear-resisting type transh pump according to claim 1, it is characterised in that：The axle bed (15) includes bearing and bearing
Seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184156.3U CN207864179U (en) | 2018-02-02 | 2018-02-02 | A kind of wear-resisting type transh pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184156.3U CN207864179U (en) | 2018-02-02 | 2018-02-02 | A kind of wear-resisting type transh pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864179U true CN207864179U (en) | 2018-09-14 |
Family
ID=63461004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820184156.3U Active CN207864179U (en) | 2018-02-02 | 2018-02-02 | A kind of wear-resisting type transh pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396320A (en) * | 2020-04-27 | 2020-07-10 | 石家庄开发区石泵泵业有限公司 | Slurry pump with adjustable direction and excellent overall performance |
-
2018
- 2018-02-02 CN CN201820184156.3U patent/CN207864179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396320A (en) * | 2020-04-27 | 2020-07-10 | 石家庄开发区石泵泵业有限公司 | Slurry pump with adjustable direction and excellent overall performance |
| CN111396320B (en) * | 2020-04-27 | 2024-06-11 | 石家庄开发区石泵泵业有限公司 | Slurry pump with adjustable direction and excellent overall performance |
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