CN212106274U - Axial-flow pump special for continuous crystallization of oxalic acid - Google Patents
Axial-flow pump special for continuous crystallization of oxalic acid Download PDFInfo
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- CN212106274U CN212106274U CN202020591838.3U CN202020591838U CN212106274U CN 212106274 U CN212106274 U CN 212106274U CN 202020591838 U CN202020591838 U CN 202020591838U CN 212106274 U CN212106274 U CN 212106274U
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- oxalic acid
- seat
- flow pump
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Abstract
The utility model provides a special axial-flow pump of oxalic acid continuous crystallization. The special axial-flow pump for continuous oxalic acid crystallization comprises a pump shaft; the bearing body is arranged on the pump shaft; the upper retaining ring is arranged on the bearing body and sleeved on the pump shaft; the lower retaining ring is arranged on the bearing body, sleeved on the pump shaft and positioned below the upper retaining ring; the bearing gland is arranged on the bottom side of the bearing body; the lower machine seal seat is arranged at the bottom side of the bearing gland; a support body mounted on the bearing body; the motor base is arranged in the support body; the upper seal seat is arranged on the top side of the bearing body; the impeller shell seat is arranged on the support body; an impeller housing mounted within the impeller housing seat. The utility model provides a special axial-flow pump of oxalic acid continuous crystallization has large-traffic, low lift, advantage that the rotational speed can be regulated and control.
Description
Technical Field
The utility model relates to the technical field of, especially, relate to a special axial-flow pump of oxalic acid continuous crystallization.
Background
The particle size distribution of oxalic acid generally refers to the proportion of particles of a certain particle size or a range of particle sizes that make up the entire crystal. A crystallizer is needed in the continuous crystallization process of oxalic acid, an axial-flow pump needs to be installed on the crystallizer, and the axial-flow pump on the market cannot adapt to the crystallization condition of oxalic acid, so that the size of crystals is damaged.
Therefore, it is necessary to provide a new axial flow pump dedicated for continuous oxalic acid crystallization to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a special axial-flow pump of oxalic acid continuous crystallization that large-traffic, low lift, rotational speed can be regulated and control.
In order to solve the technical problem, the utility model provides a special axial-flow pump of oxalic acid continuous crystallization includes: a pump shaft;
the bearing body is arranged on the pump shaft;
the upper retaining ring is arranged on the bearing body and sleeved on the pump shaft;
the lower retaining ring is arranged on the bearing body, sleeved on the pump shaft and positioned below the upper retaining ring;
the bearing gland is arranged on the bottom side of the bearing body;
the lower machine seal seat is arranged at the bottom side of the bearing gland;
a support body mounted on the bearing body;
the motor base is arranged in the support body;
the upper seal seat is arranged on the top side of the bearing body;
the impeller shell seat is arranged on the support body;
the impeller shell is arranged in the impeller shell seat;
the impeller seat is arranged on the impeller shell;
the blades are arranged on the impeller seat;
the flow guide cap is arranged on the top side of the impeller seat;
and the coupler is arranged on the pump shaft.
Preferably, a bearing is mounted on the pump shaft, and the bearing is mounted in a bearing body.
Preferably, the surface polishing smoothness Ra of the pump shaft is less than or equal to 0.8.
Preferably, the impeller seat casting is solution treated.
Preferably, the coupling is connected with a motor.
Preferably, the surface of each blade is smooth, the head parts of an inlet and an outlet are rounded, the inlet end and the outlet end of the root of each blade are machined with the impeller seat, the blades and the impeller seat are statically balanced after being assembled, the allowance at the maximum excircle position is twenty-five grams, the weight error of the same blade is not more than sixty-five grams, and the blades and the impeller seat are welded after being adjusted to the angle.
Preferably, the bearing body and the support body are subjected to an air pressure test after parts are machined, and the bearing body and the support body are qualified without poor leakage defects within five minutes under the pressure of 0.2 MPa.
Compared with the prior art, the utility model provides a special axial-flow pump of oxalic acid continuous crystallization has following beneficial effect:
the utility model provides a special axial-flow pump of oxalic acid continuous crystallization, the device flow is big, the lift is low, the rotational speed can be regulated and control, is applicable to the material that has the requirement to product granule, color and luster, glossiness, wherein can not destroy the crystal size to the crystallization product, can also make the crystal increase in the crystal growing time of product demand on the contrary.
Drawings
Fig. 1 is a schematic structural view of an axial flow pump dedicated for continuous crystallization of oxalic acid;
fig. 2 is a schematic structural diagram of a pump shaft in the special axial-flow pump for continuous oxalic acid crystallization provided by the utility model;
fig. 3 is a schematic structural diagram of a bearing body in the axial-flow pump special for continuous oxalic acid crystallization provided by the present invention;
FIG. 4 is a schematic structural diagram of an upper retainer ring in the axial-flow pump dedicated for continuous crystallization of oxalic acid provided by the present invention;
FIG. 5 is a schematic structural diagram of a lower retainer ring in the axial-flow pump dedicated for continuous crystallization of oxalic acid provided by the present invention;
FIG. 6 is a schematic structural diagram of a bearing gland in the special axial-flow pump for continuous oxalic acid crystallization provided by the present invention;
fig. 7 is a schematic structural diagram of an upper seal seat in the special axial-flow pump for continuous oxalic acid crystallization provided by the present invention;
fig. 8 is a schematic structural view of a lower machine seal seat in the axial-flow pump special for continuous oxalic acid crystallization provided by the present invention;
fig. 9 is a schematic structural diagram of a support body in the axial-flow pump dedicated for continuous oxalic acid crystallization provided by the present invention;
fig. 10 is a schematic structural diagram of a motor base in the axial-flow pump dedicated for continuous crystallization of oxalic acid provided by the present invention;
fig. 11 is a schematic structural diagram of an impeller housing seat in the axial-flow pump dedicated for continuous oxalic acid crystallization provided by the present invention;
fig. 12 is a schematic structural diagram of an impeller housing in the axial-flow pump dedicated for continuous crystallization of oxalic acid provided by the present invention;
FIG. 13 is a schematic view of the structure of an impeller seat of an axial-flow pump for continuous oxalic acid crystallization;
FIG. 14 is a schematic structural view of a blade of the axial-flow pump dedicated for continuous oxalic acid crystallization;
fig. 15 is a schematic structural view of a deflector in the axial-flow pump dedicated for continuous oxalic acid crystallization provided by the present invention;
fig. 16 is a schematic structural diagram of a coupling in the axial flow pump dedicated for continuous oxalic acid crystallization provided by the present invention;
fig. 17 is a schematic structural diagram of a blade in a second embodiment of the special axial-flow pump for continuous oxalic acid crystallization provided by the present invention;
fig. 18 is a schematic top view of a second embodiment of the axial-flow pump dedicated for continuous oxalic acid crystallization provided by the present invention;
fig. 19 is a schematic structural diagram of a part a of a second embodiment of the special axial-flow pump for continuous oxalic acid crystallization provided by the present invention;
reference numbers in the figures: 1. the pump shaft, 2, the bearing body, 3, the upper retainer ring, 4, the lower retainer ring, 5, the bearing gland, 6, the upper seal seat, 7, the lower seal seat, 8, the supporting body, 9, the motor seat, 10, the impeller shell seat, 11, the impeller shell, 12, the impeller seat, 13, the blade, 14, the flow guide cap, 15, the shaft coupling, 16, the fan blade, 17, the mounting seat, 18, the mounting groove, 19, the mounting block, 20, the rotation groove, 21, the bearing, 22, the groove, 23, the threaded hole, 24, the lead screw, 25, the fixture block, 26, the clamping groove, 27, the sliding groove, 28, the sliding rod, 29, the handle, 30, the pull ring, 31, the limiting groove, 32 and the limiting block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
The first embodiment:
referring to fig. 1 to fig. 16, in a first embodiment of the present invention, an axial flow pump for continuous oxalic acid crystallization comprises: a pump shaft 1;
the bearing body 2 is arranged on the pump shaft 1;
the upper retainer ring 3 is arranged on the bearing body 2, and the upper retainer ring 3 is sleeved on the pump shaft 1;
the lower retaining ring 4 is arranged on the bearing body 2, the lower retaining ring 4 is sleeved on the pump shaft 1, and the lower retaining ring 4 is positioned below the upper retaining ring 3;
the bearing gland 5 is installed at the bottom side of the bearing body 2;
the lower mechanical seal seat 7 is arranged at the bottom side of the bearing gland 5;
a support body 8, wherein the support body 8 is arranged on the bearing body 2;
the motor base 9, the said motor base 9 is installed in supporting body 9;
an upper seal seat 6, wherein the upper seal seat 6 is arranged on the top side of the bearing body 2;
an impeller housing seat 10, the impeller housing seat 10 being mounted on the support body 8;
the impeller shell 11, the said impeller shell 11 is installed in impeller shell seat 10;
an impeller seat 12, the impeller seat 12 being mounted on the impeller housing 11;
the flow guide cap 14 is arranged on the top side of the impeller seat 12;
and the coupler 15 is arranged on the pump shaft 1.
And a bearing is arranged on the pump shaft 1 and is arranged in the bearing body 2.
The surface polishing smoothness Ra of the pump shaft 1 is less than or equal to 0.8.
And (3) carrying out solution treatment on the impeller seat 12 casting.
The coupling 15 is connected with a motor.
The surface of the blade 13 is smooth, the head parts of an inlet and an outlet are rounded, the inlet end and the outlet end of the root part of the blade 13 are machined with the impeller seat 12, the blade 13 and the impeller seat 12 are assembled and then are statically balanced, the allowance at the maximum excircle position is twenty-five grams, the weight error of the same blade 13 is not more than sixty-five grams, and the blade 13 and the impeller seat 12 are welded after being adjusted to the angle.
The bearing body 2 and the support body 8 are subjected to an air pressure test after parts are machined, and the bearing is qualified without poor leakage defect within five minutes under the pressure of 0.2 MPa.
The utility model provides a special axial compressor pump of oxalic acid continuous crystallization theory of operation as follows:
after all the parts are machined, a pump shaft 1 and a bearing are installed in a bearing body 2, an upper retainer ring 3 and a lower retainer ring 4 are installed, then a bearing gland 5 and a lower machine seal seat 7 are installed, the assembled bearing body 2 is installed in a support body 8, an upper motor base 9 is installed, an upper machine seal seat 6 is covered, an impeller shell seat 10, an impeller seat 12 and blades 13 are installed, a deflector 14 is installed, an impeller shell 11 is installed, and a coupler 15 and a motor are installed to complete installation.
Compared with the prior art, the utility model provides a special axial-flow pump of oxalic acid continuous crystallization has following beneficial effect:
the utility model provides a special axial-flow pump of oxalic acid continuous crystallization, the device flow is big, the lift is low, the rotational speed can be regulated and control, is applicable to the material that has the requirement to product granule, color and luster, glossiness, wherein can not destroy the crystal size to the crystallization product, can also make the crystal increase in the crystal growing time of product demand on the contrary.
Second embodiment:
based on the special axial-flow pump for continuous oxalic acid crystallization provided by the first embodiment of the application, the second embodiment of the application provides another special axial-flow pump for continuous oxalic acid crystallization. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.
Referring to fig. 17-19, the present embodiment is different from the first embodiment in that the vane 13 includes a vane 16 and a mounting seat 17, a mounting groove 18 is formed on a top side of the mounting seat 17, a mounting block 19 is fixedly mounted on a bottom side of the vane 16, a rotating groove 20 is formed on an inner wall of the bottom side of the mounting groove 18, a bearing 21 is mounted in the rotating groove 20, an inner ring of the bearing 21 is fixedly sleeved with the mounting block 19, a plurality of clamping grooves 26 are uniformly formed in a bottom side of the mounting groove 18, grooves 22 corresponding to the clamping grooves 26 are formed in a top side of the mounting block 19, a threaded hole 23 is formed in a bottom side of the groove 22, a screw rod 24 is mounted in the threaded hole 23, a fixture block 25 is fixedly mounted outside the threaded hole 23 and a bottom end of the screw rod 24 extends to the fixture block 25, the fixture block 25 is adapted to the clamping groove 26, a sliding groove 27 is formed in a top end, a pull ring 30 is fixedly mounted on the top side of the handle 29.
Limiting grooves 31 are formed in the inner walls of the two sides of the sliding groove 29, limiting blocks 32 are fixedly mounted on the two sides of the sliding rod 28, and the limiting blocks 32 are connected with the corresponding limiting grooves 31 in a sliding mode.
Pulling pull ring 30, pull ring 30 drive handle 29 rebound, rotate handle 29, handle 29 drives lead screw 24 and rotates, and lead screw 24 drives fixture block 25 rebound, and when fixture block 25 breaks away from draw-in groove 26, mount pad 19 is rotatable, and flabellum 16 is rotatable, is convenient for adjust the angle of flabellum 16, need not use tools, and is simple and practical.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a special axial-flow pump of oxalic acid continuous crystallization which characterized in that includes:
a pump shaft;
the bearing body is arranged on the pump shaft;
the upper retaining ring is arranged on the bearing body and sleeved on the pump shaft;
the lower retaining ring is arranged on the bearing body, sleeved on the pump shaft and positioned below the upper retaining ring;
the bearing gland is arranged on the bottom side of the bearing body;
the lower machine seal seat is arranged at the bottom side of the bearing gland;
a support body mounted on the bearing body;
the motor base is arranged in the support body;
the upper seal seat is arranged on the top side of the bearing body;
the impeller shell seat is arranged on the support body;
the impeller shell is arranged in the impeller shell seat;
the impeller seat is arranged on the impeller shell;
the blades are arranged on the impeller seat;
the flow guide cap is arranged on the top side of the impeller seat;
and the coupler is arranged on the pump shaft.
2. The special axial-flow pump for continuous crystallization of oxalic acid according to claim 1, wherein the pump shaft is provided with a bearing, and the bearing is arranged in the bearing body.
3. The special axial-flow pump for continuous crystallization of oxalic acid according to claim 1, wherein the surface polishing smoothness Ra of the pump shaft is less than or equal to 0.8.
4. The axial flow pump special for continuous crystallization of oxalic acid as claimed in claim 1, wherein the impeller seat casting is subjected to solution treatment.
5. The special axial-flow pump for continuous crystallization of oxalic acid according to claim 1, wherein the coupling is connected with a motor.
6. The special axial-flow pump for continuous crystallization of oxalic acid as claimed in claim 1, wherein the surface of the blade is smooth, the head of the inlet and outlet is rounded, the inlet and outlet ends of the root of the blade are processed with the impeller seat, the blade is assembled with the impeller seat and then is statically balanced, and the tolerance at the maximum excircle is twenty-five grams.
7. The special axial-flow pump for continuous crystallization of oxalic acid as claimed in claim 1, wherein the weight error between the blades is not more than sixty-five grams, and the blades and the impeller seat are welded after adjusting the angle.
8. The axial-flow pump special for continuous crystallization of oxalic acid as claimed in claim 1, wherein the bearing body and the support body are subjected to an air pressure test after parts are processed, and are qualified without poor leakage defect within five minutes under the pressure of 0.2 MPa.
9. The special axial-flow pump for continuous crystallization of oxalic acid as claimed in claim 1, wherein the blade comprises a blade and a mounting seat, a mounting groove is formed in the top side of the mounting seat, a mounting block is fixedly mounted on the bottom side of the blade, a rotating groove is formed in the inner wall of the bottom side of the mounting groove, a bearing is mounted in the rotating groove, an inner ring of the bearing is fixedly sleeved with the mounting block, a plurality of clamping grooves are uniformly formed in the bottom side of the mounting groove, grooves corresponding to the clamping grooves in number are formed in the top side of the mounting block in an annular manner, threaded holes are formed in the bottom side of the grooves, a lead screw is mounted in the threaded holes, a clamping block is fixedly mounted at the bottom end of the lead screw and extends out of the threaded holes, the clamping block is matched with the clamping grooves, a sliding groove is formed in.
10. The special axial-flow pump for continuous crystallization of oxalic acid according to claim 9, wherein the inner walls of the two sides of the sliding groove are provided with limiting grooves, the two sides of the sliding rod are fixedly provided with limiting blocks, and the limiting blocks are connected with the corresponding limiting grooves in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591838.3U CN212106274U (en) | 2020-04-20 | 2020-04-20 | Axial-flow pump special for continuous crystallization of oxalic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020591838.3U CN212106274U (en) | 2020-04-20 | 2020-04-20 | Axial-flow pump special for continuous crystallization of oxalic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212106274U true CN212106274U (en) | 2020-12-08 |
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ID=73640377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020591838.3U Active CN212106274U (en) | 2020-04-20 | 2020-04-20 | Axial-flow pump special for continuous crystallization of oxalic acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212106274U (en) |
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2020
- 2020-04-20 CN CN202020591838.3U patent/CN212106274U/en active Active
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