CN201843789U - High-temperature sludge oil pump used for directly liquefying coals - Google Patents
High-temperature sludge oil pump used for directly liquefying coals Download PDFInfo
- Publication number
- CN201843789U CN201843789U CN2010206086003U CN201020608600U CN201843789U CN 201843789 U CN201843789 U CN 201843789U CN 2010206086003 U CN2010206086003 U CN 2010206086003U CN 201020608600 U CN201020608600 U CN 201020608600U CN 201843789 U CN201843789 U CN 201843789U
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- China
- Prior art keywords
- main shaft
- high temperature
- case
- pump housing
- dcl
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Abstract
The utility model discloses a high-temperature sludge oil pump used for directly liquefying coals, comprising a front shell, a rear shell and a pump body which are successively connected. Two sides of the bottom of the pump body are respectively connected with the front shell and the rear shell, a volute casing is arranged in a space encircled by the front shell, the rear shell and the pump body, an inlet connecting pipe is assembled on the front shell, an outlet connecting pipe is arranged at the top of the pump body, a spindle is assembled in the rear shell, and one end of the spindle is located in the volute casing and provided with an impeller. The high-temperature sludge oil pump has the advantages of simple and compact structure, low cost, high reliability, fine sealing effect, long service life and the like.
Description
Technical field
The utility model is mainly concerned with the pumping equipment field, refers in particular to a kind of high temperature oil pulp pump that is used for DCL/Direct coal liquefaction.
Background technique
In Coal Chemical Industry industries such as coal liquefaction, when carrying out the coal liquefaction process, fractionation partly be contained solid heavy sump oil and efflux, this just need use the high temperature oil pulp pump.But but there are defectives such as high-temperature resistance is not good, sealing effect is bad, working life is short in traditional high temperature oil pulp pump, demands urgently improving.
The model utility content
The technical problems to be solved in the utility model just is: at the technical problem that prior art exists, the utility model provides the high temperature oil pulp pump that is used for DCL/Direct coal liquefaction of a kind of simple and compact for structure, with low cost, good reliability, good sealing effect, long service life.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of high temperature oil pulp pump that is used for DCL/Direct coal liquefaction, it is characterized in that: comprise the front case, rear case and the pump housing that link to each other successively, the both sides of described pump housing bottom link to each other with front case, rear case respectively, be provided with spiral case in the space that surrounds between described front case, rear case and the pump housing, be equiped with entrance sleeve on the described front case, the top of the described pump housing is provided with discharge connection, is equiped with main shaft in the described rear case, and an end of described main shaft is positioned at spiral case and is equiped with impeller.
As further improvement of the utility model:
Near being connected with resistance packing plate and back shroud on the end of the pump housing in turn, be provided with resistance envelope impeller in the cavity between described resistance packing plate and the back shroud on the described rear case, described resistance envelope impeller set is located on the main shaft.
Described main shaft is installed on the suspension by bearing and bearing gland, and described suspension support is on suspension strut.
Be equiped with mechanical sealing assembly on the described main shaft.
Described suspension and suspension strut are provided with cooling water circulation chamber.
Compared with prior art, advantage of the present utility model is: the utility model is used for the high temperature oil pulp pump of DCL/Direct coal liquefaction, simple and compact for structure, with low cost, good reliability, by multiple black box and cooling package, stability in the time of can guaranteeing its work and reliability, and then increase the service life greatly.
Description of drawings
Fig. 1 is a main TV structure schematic representation of the present utility model;
Fig. 2 is the side-looking structural representation after the utility model has assembled.
Marginal data
1, front case; 2, rear case; 3, the pump housing; 4, entrance sleeve; 5, discharge connection; 6, main shaft; 7, spiral case; 8, impeller; 9, back shroud; 10, resistance packing plate; 11, resistance envelope impeller; 12, bearing; 13, bearing gland; 14, suspension; 15, suspension strut; 16, mechanical sealing assembly; 17, cooling water circulation chamber; 18, front shroud; 19, liner plate; 20, support; 21, support water swivel.
Embodiment
Below with reference to Figure of description and specific embodiment the utility model is described in further details.
As depicted in figs. 1 and 2, the utility model is used for the high temperature oil pulp pump of DCL/Direct coal liquefaction, comprise the front case 1, rear case 2 and the pump housing 3 that link to each other successively by screw, the both sides of the pump housing 3 bottoms link to each other with front case 1, rear case 2 by screw respectively, be provided with spiral case 7 in the space that surrounds between front case 1, rear case 2 and the pump housing 3, the top of spiral case 7 is the pump housing 3.Be equiped with entrance sleeve 4 on the front case 1, the top of the pump housing 3 is provided with discharge connection 5, is equipped with liner plate 19 on entrance sleeve 4 and the discharge connection 5.Be equiped with main shaft 6 in the rear case 2, an end of main shaft 6 is positioned at spiral case 7 and is equiped with impeller 8.Front case 1 is fixed on the support 20, and support 20 is provided with and is used for carrying out water-cooled support water swivel 21.During work, main shaft 6 drives by Power Component, impeller 8 rotations.From the fluid of entrance sleeve 4 inputs, pump from discharge connection 5 through impeller 8, spiral case 7, the pump housing 3 backs.
In the present embodiment, front case 1 is provided with front shroud 18, near being connected with resistance packing plate 10 and back shroud 9 on the end of the pump housing 3 in turn, be provided with resistance envelope impeller 11 in the cavity between resistance packing plate 10 and the back shroud 9 on the rear case 2, resistance envelope impeller 11 is sheathed on the main shaft 6.Resistance envelope impeller 11 can be in time throws away the slurries of back shroud 9, the pressure that has reduced Seal cage with prevent to make sealing effect better in the fine particle engaging friction pair.
In the present embodiment, on suspension 14 and suspension strut 15, be provided with cooling water circulation chamber 17, and on front case 1, rear case 2, the pump housing 3, discharge connection 5 useful conduction oil warming-up of unique design and soak chamber, thereby can stop phenomenon because of high temperature pump material heat expansion part of damage.
Below only be preferred implementation of the present utility model, protection domain of the present utility model also not only is confined to the foregoing description, and all technological schemes that belongs under the utility model thinking all belong to protection domain of the present utility model.Should be pointed out that for those skilled in the art the some improvements and modifications not breaking away under the utility model principle prerequisite should be considered as protection domain of the present utility model.
Claims (5)
1. high temperature oil pulp pump that is used for DCL/Direct coal liquefaction, it is characterized in that: comprise the front case (1) that links to each other successively, the rear case (2) and the pump housing (3), the both sides of the described pump housing (3) bottom respectively with front case (1), rear case (2) links to each other, described front case (1), be provided with spiral case (7) in the space that surrounds between the rear case (2) and the pump housing (3), be equiped with entrance sleeve (4) on the described front case (1), the top of the described pump housing (3) is provided with discharge connection (5), be equiped with main shaft (6) in the described rear case (2), an end of described main shaft (6) is positioned at spiral case (7) and is equiped with impeller (8).
2. the high temperature oil pulp pump that is used for DCL/Direct coal liquefaction according to claim 1, it is characterized in that: described rear case (2) is gone up near being connected with resistance packing plate (10) and back shroud (9) on the end of the pump housing (3) in turn, be provided with resistance envelope impeller (11) in the cavity between described resistance packing plate (10) and the back shroud (9), described resistance envelope impeller (11) is sheathed on the main shaft (6).
3. the high temperature oil pulp pump that is used for DCL/Direct coal liquefaction according to claim 1 and 2, it is characterized in that: described main shaft (6) is installed on the suspension (14) by bearing (12) and bearing gland (13), and described suspension (14) is supported on the suspension strut (15).
4. the high temperature oil pulp pump that is used for DCL/Direct coal liquefaction according to claim 3 is characterized in that: be equiped with mechanical sealing assembly (16) on the described main shaft (6).
5. the high temperature oil pulp pump that is used for DCL/Direct coal liquefaction according to claim 3 is characterized in that: described suspension (14) and suspension strut (15) are provided with cooling water circulation chamber (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206086003U CN201843789U (en) | 2010-11-16 | 2010-11-16 | High-temperature sludge oil pump used for directly liquefying coals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206086003U CN201843789U (en) | 2010-11-16 | 2010-11-16 | High-temperature sludge oil pump used for directly liquefying coals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201843789U true CN201843789U (en) | 2011-05-25 |
Family
ID=44038681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206086003U Expired - Lifetime CN201843789U (en) | 2010-11-16 | 2010-11-16 | High-temperature sludge oil pump used for directly liquefying coals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201843789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808773A (en) * | 2012-08-22 | 2012-12-05 | 合肥工业大学 | Pump with replaceable assembled liner |
-
2010
- 2010-11-16 CN CN2010206086003U patent/CN201843789U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808773A (en) * | 2012-08-22 | 2012-12-05 | 合肥工业大学 | Pump with replaceable assembled liner |
| CN102808773B (en) * | 2012-08-22 | 2015-03-25 | 合肥工业大学 | Pump with replaceable assembled liner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changsha Jinggong special industrial pump Co., Ltd. Assignor: Zhou Shouyun Contract record no.: 2013430000150 Denomination of utility model: High-temperature sludge oil pump used for directly liquefying coals Granted publication date: 20110525 License type: Exclusive License Record date: 20130826 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110525 |
|
| CX01 | Expiry of patent term |