CN215981263U - Silicon nitride ceramic lift tube - Google Patents
Silicon nitride ceramic lift tube Download PDFInfo
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- CN215981263U CN215981263U CN202122623834.6U CN202122623834U CN215981263U CN 215981263 U CN215981263 U CN 215981263U CN 202122623834 U CN202122623834 U CN 202122623834U CN 215981263 U CN215981263 U CN 215981263U
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- silicon nitride
- tube
- nitride ceramic
- fixture block
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Abstract
The utility model discloses a silicon nitride ceramic lift tube, which belongs to the technical field of lift tubes and is characterized in that: including the stalk body, fixed pipe and connector, the stalk body upper portion outside is equipped with the external screw thread, and fixed intraductal through-hole that is equipped with, the through-hole outside is equipped with a set of draw-in groove, and the inside downside of through-hole is equipped with the internal thread, internal thread upper portion is equipped with circular fixture block I, is equipped with circular lug on the circular fixture block, and external screw thread and internal thread revolve close, and the connector lower part is equipped with the inner tube, and the inner tube lower part is equipped with the connecting pipe, and the connecting pipe lower part is equipped with circular recess, is equipped with circular sealed pad in the circular recess, and the connecting pipe surface is equipped with a set of fixture block, fixture block and draw-in groove cooperation, circular recess and circular lug block, it is relatively poor to have solved prior art sealing performance, do not seal the junction, lead to the stalk gas leakage in the use, cause the unqualified problem of part of producing, mainly be applied to the stalk in the aspect of liquid.
Description
Technical Field
The utility model belongs to the technical field of liquid lifting pipes, and particularly relates to a silicon nitride ceramic liquid lifting pipe.
Background
The silicon nitride ceramic material is a novel ceramic material with wide application, has very important application in many industrial fields and household fields by virtue of excellent high temperature resistance, corrosion resistance, insulation and thermal shock resistance, can resist cold and hot impact, is heated to more than 1000 ℃ in the air, is rapidly cooled and then rapidly heated, and cannot be cracked. .
In the use process of the traditional liquid lifting pipe, the connection part is easy to incline and leak, so that the operation cannot be completed completely, the sealing performance is poor, the connection part is not sealed, the liquid lifting pipe leaks air in the use process, produced parts are unqualified, and materials are wasted, so that the silicon nitride ceramic liquid lifting pipe is developed to replace the prior art.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is as follows: the utility model aims to provide a silicon nitride ceramic lift tube to solve the technical problem.
A silicon nitride ceramic lift tube comprises a lift tube body, and is characterized in that: the device comprises a liquid lifting pipe body, a fixing pipe and a connector, wherein an external thread is arranged on the outer side of the upper part of the liquid lifting pipe body, the length of the external thread is the same as that of an internal thread, a through hole is arranged in the fixing pipe, the upper half part in the through hole is a smooth inner wall, a group of clamping grooves are formed in the outer part of the through hole and used for fixing the side surface, an internal thread is arranged on the lower side in the through hole and matched with the external thread, a circular clamping block I is arranged on the upper part of the internal thread, the circular clamping block surrounds the through hole for a circle and has the positioning effect through the circular clamping block, a circular convex block is arranged on the circular clamping block, the external thread and the internal thread are screwed together, an inner pipe is arranged on the lower part of the connector, the size of the inner pipe is the same as that of the liquid lifting pipe body, a connecting pipe is arranged on the lower part of the inner pipe, and a circular groove is arranged on the lower part of the connecting pipe, the circular groove is the same as the circular convex block in size, a circular sealing gasket is arranged in the circular groove, a group of clamping blocks are arranged on the outer surface of the connecting pipe, the clamping blocks are matched with the clamping grooves, and the circular groove is clamped with the circular convex block.
Preferably: and the size of the card II is the same as that of the card slot for compact clamping.
Preferably: in order to match compactly and have better sealing effect, the size of the circular groove is the same as that of the circular convex block.
Preferably: in order to facilitate installation, fixing holes are formed in the front side and the rear side of the fixing frame, and connecting rods are arranged in the fixing holes.
Compared with the prior art, the utility model has the following advantages: through the cooperation of stalk body, fixed pipe, circular sealed pad, circular recess and circular convex block, when using, through installing fixed pipe on stalk body upper portion, later with circular convex block and circular recess cooperation, install circular sealed pad between the two, form a seal, avoided the stalk to leak gas in the use, promoted the stability of stalk body when using, be suitable for comprehensive popularization and application.
Drawings
FIG. 1 is a front view of a silicon nitride ceramic lift tube according to the present invention;
FIG. 2 is a structural view of a silicon nitride ceramic lift tube according to the present invention;
FIG. 3 is a front view of a ceramic silicon nitride lift tube body in accordance with the present invention;
FIG. 4 is a top view of a silicon nitride ceramic riser tube retaining tube according to the present invention;
FIG. 5 is a sectional view of a silicon nitride ceramic riser tube fixing tube according to the present invention;
FIG. 6 is a front view of a connecting tube of a silicon nitride ceramic lift tube according to the present invention;
FIG. 7 is a bottom view of a connecting tube of a silicon nitride ceramic lift tube according to the present invention;
FIG. 8 is a bottom view of a silicon nitride ceramic riser pipe with a gasket according to the present invention.
Detailed Description
The utility model is further elucidated with reference to the drawings and the embodiments.
Example 1:
as shown in fig. 1-8:
a silicon nitride ceramic lift tube comprises a lift tube body 1, and is characterized in that: including stalk body 1, fixed pipe 3 and connector 11, 1 upper portion outside of stalk body be equipped with external screw thread 2, fixed pipe 3 in be equipped with through- hole 6, 6 outsides of through-hole be equipped with a set of draw-in groove 9, the inside downside of through-hole 6 be equipped with internal thread 10, internal thread 10 upper portion be equipped with circular fixture block I7, circular fixture block 7 on be equipped with circular lug 8, external screw thread 2 and internal thread 10 revolve and close, 11 lower parts of connector be equipped with inner tube 12, inner tube 12 lower part be equipped with connecting pipe 13, connecting pipe 13 lower part be equipped with circular recess 15, circular recess 15 in be equipped with circular sealed 16, connecting pipe 13 surface be equipped with a set of fixture block 14, fixture block 14 and draw-in groove 9 cooperation, circular recess 15 and circular lug 8 block.
The using method of the utility model is as follows: during the use, at first with connecting rod 5 patchhole 4 in, after aligning external screw thread 2 and internal thread 10, rotate connecting rod 5 and close the two soon, fix circular fixture block 7 at stalk body 1 upper end, carry out stable placing, then connecting pipe 13 is through the cooperation of fixture block 14 with draw-in groove 9, carry out axial fixity, prevent that connecting pipe 13 from rotating in inside, fix a position the inner tube simultaneously, the block between circular draw-in groove 15 and the circular convex block 8 simultaneously, with circular sealed 16 block between the two, form sealedly.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the utility model and these modifications should also be considered as the protection scope of the utility model.
Claims (4)
1. A silicon nitride ceramic lift tube, comprising: comprises a riser tube body (1), a fixed tube (3) and a connector (11), wherein an external thread (2) is arranged on the outer side of the upper part of the riser tube body (1), the fixed tube (3) is internally provided with a through hole (6), a group of clamping grooves (9) are arranged outside the through hole (6), an internal thread (10) is arranged on the lower side inside the through hole (6), a circular fixture block I (7) is arranged on the upper part of the internal thread (10), a circular lug (8) is arranged on the circular fixture block (7), the external thread (2) is screwed with the internal thread (10), an inner tube (12) is arranged on the lower part of the connector (11), a connecting tube (13) is arranged on the lower part of the inner tube (12), a circular groove (15) is arranged on the lower part of the connecting tube (13), a circular sealing gasket (16) is arranged in the circular groove (15), the outer surface of the connecting pipe (13) is provided with a group of clamping blocks (14), the clamping blocks (14) are matched with the clamping grooves (9), and the circular grooves (15) are clamped with the circular convex blocks (8).
2. A silicon nitride ceramic lift tube according to claim 1, wherein: the clamping block (14) and the clamping groove (9) are the same in size.
3. A silicon nitride ceramic lift tube according to claim 1, wherein: the circular groove (15) and the circular bump (8) have the same size.
4. A silicon nitride ceramic lift tube according to claim 1, wherein: the front side and the rear side of the fixed pipe (3) are provided with fixed holes (4), and the fixed holes (4) are internally provided with connecting rods (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122623834.6U CN215981263U (en) | 2021-10-29 | 2021-10-29 | Silicon nitride ceramic lift tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122623834.6U CN215981263U (en) | 2021-10-29 | 2021-10-29 | Silicon nitride ceramic lift tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215981263U true CN215981263U (en) | 2022-03-08 |
Family
ID=80511398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122623834.6U Active CN215981263U (en) | 2021-10-29 | 2021-10-29 | Silicon nitride ceramic lift tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215981263U (en) |
-
2021
- 2021-10-29 CN CN202122623834.6U patent/CN215981263U/en active Active
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