CN217497024U - Ceramic core for hollow turbine blade - Google Patents
Ceramic core for hollow turbine blade Download PDFInfo
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- CN217497024U CN217497024U CN202220918990.7U CN202220918990U CN217497024U CN 217497024 U CN217497024 U CN 217497024U CN 202220918990 U CN202220918990 U CN 202220918990U CN 217497024 U CN217497024 U CN 217497024U
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- ceramic core
- core body
- arc
- fixedly connected
- turbine blade
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Abstract
The utility model discloses a ceramic core for hollow turbine blade belongs to ceramic core technical field, and its technical scheme main points include ceramic core body, the lateral wall of ceramic core body from top to bottom is closely laminated in proper order has left arc protective housing and right arc protective housing, the inside wall of left arc protective housing and right arc protective housing all sets up flutedly, the both sides of the left and right sides of ceramic core body are closely laminated with the location clamp splice that is located the recess, two fixedly connected with a plurality of springs between the outer wall of recess and two location clamp splices; the equal fixedly connected with left connecting plate in upper and lower both ends of left side arc protecting crust, two all can dismantle through a plurality of bolts and be connected between left side connecting plate and the two right connecting plates to conveniently carry out the effect of protecting to the ceramic core body when carrying transportation ceramic core body, avoid carrying the problem that outside object striking leads to the ceramic core body to take place to damage easily in the transportation.
Description
Technical Field
The utility model relates to a ceramic core technical field, in particular to a ceramic core for hollow turbine blade.
Background
The ceramic core is a ceramic core used in the investment casting process for short, and is used as an adapter for forming a casting cavity, and the ceramic core has the following functions: the inner cavity structure of the casting is formed, the requirement of the casting on the size precision of the cavity is ensured together with an outer section die and a mould shell, the process difficulty is simplified, the cost is reduced, and the product percent of pass is improved.
The ceramic core that is used for hollow turbine blade that has now carries inconvenient effect of protecting ceramic core when transporting ceramic core, carries the problem that outside object striking leads to ceramic core to take place to damage easily in the transportation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to above problem, provide a ceramic core for hollow turbine blade and solve above-mentioned problem.
The utility model discloses a ceramic core for hollow turbine blade, including ceramic core body, the lateral wall of ceramic core body from top to bottom is closely laminated with left arc protective housing and right arc protective housing in proper order, the inside wall of left arc protective housing and right arc protective housing all is seted up flutedly, the left and right sides of ceramic core body is closely laminated with the location clamp splice that is located the recess inside, two be connected with a plurality of springs between the outer wall of recess and two location clamp splices;
the equal fixedly connected with left connecting plate in upper and lower both ends of left side arc protecting crust, the equal fixedly connected with in upper and lower both ends and the left connecting plate assorted right connecting plate of right side arc protecting crust, two all can dismantle through a plurality of bolts and be connected between left side connecting plate and two right connecting plates.
In order to further play buffering guard action to left arc protecting crust and right arc protecting crust, conduct the utility model discloses a ceramic core is preferred for hollow turbine blade, the first blotter of the equal fixedly connected with of lateral wall of left side arc protecting crust and right arc protecting crust.
In order to improve the wear resistance of ceramic core body, as the utility model discloses a ceramic core is preferred for hollow turbine blade, the lateral wall fixedly connected with wearing layer of ceramic core body.
For the convenience bolt is twisted on two left connecting plates and two right connecting plates, as the utility model discloses a ceramic core is preferred for hollow turbine blade, two the right side of left side connecting plate and two right connecting plates all runs through and has seted up a plurality ofly and bolt assorted mounting hole.
In order to avoid two location clamp splice to cause the damage to ceramic core body outer wall, conduct the utility model discloses a ceramic core is preferred, two for hollow turbine blade the equal fixedly connected with rubber pad of inside wall of location clamp splice.
Compared with the prior art, the beneficial effects of the utility model are that:
this kind of a ceramic core for hollow turbine blade, when carrying the transportation to ceramic core body, with left arc protecting crust and right arc protecting crust laminating to the outer wall of ceramic core body, it is fixed with two left connecting plates and two right connecting plates through a plurality of bolts after that, a plurality of springs drive two location clamp splice and tightly laminate with ceramic core body outer wall, when carrying in-process external object striking left arc protecting crust and right arc protecting crust outer wall, a plurality of springs play the buffering guard action, play the guard action to inside ceramic core body, thereby conveniently carry the effect of protecting to ceramic core body when carrying transportation ceramic core body, avoid carrying the problem that external object striking leads to ceramic core body to take place to damage easily in the transportation.
Drawings
FIG. 1 is a cross-sectional view of a ceramic core for a hollow turbine blade in accordance with the present invention;
FIG. 2 is a cross-sectional view of a ceramic core for a hollow turbine blade in accordance with the present invention;
fig. 3 is a cross-sectional view of the ceramic core body of the present invention.
In the figure, 1, a ceramic core body; 101. a wear layer; 2. a left arc-shaped protective shell; 201. a groove; 202. a spring; 203. positioning the clamping block; 3. a right arc-shaped protective shell; 4. a left connecting plate; 401. a right connecting plate; 402. a bolt; 403. mounting holes; 5. a first cushion pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, a ceramic core for a hollow turbine blade comprises a ceramic core body 1, wherein a left arc-shaped protective shell 2 and a right arc-shaped protective shell 3 are sequentially and tightly attached to the outer side wall of the ceramic core body 1 from top to bottom, grooves 201 are formed in the inner side walls of the left arc-shaped protective shell 2 and the right arc-shaped protective shell 3, positioning clamping blocks 203 located in the grooves 201 are tightly attached to the left side and the right side of the ceramic core body 1, and a plurality of springs 202 are fixedly connected between the two grooves 201 and the outer walls of the two positioning clamping blocks 203;
the equal fixedly connected with left connecting plate 4 in the upper and lower both ends of left side arc protecting crust 2, the equal fixedly connected with in the upper and lower both ends of right side arc protecting crust 3 and the right connecting plate 401 of left connecting plate 4 assorted, all can dismantle through a plurality of bolts 402 between two left connecting plates 4 and two right connecting plates 401 and be connected.
In this embodiment: when carrying the transportation to ceramic core body 1, laminate left arc protecting crust 2 and right arc protecting crust 3 to ceramic core body 1's outer wall, be connected two left connecting plates 4 and two right connecting plates 401 through a plurality of bolts 402 and fix after that, a plurality of springs 202 drive two location clamp splice 203 and tightly laminate with ceramic core body 1 outer wall, when carrying in-process external object striking left arc protecting crust 2 and right arc protecting crust 3 outer wall, a plurality of springs 202 play the buffering guard action, ceramic core body 1 to inside plays the guard action, thereby conveniently carry the effect of protecting ceramic core body 1 when carrying transportation ceramic core body 1, avoid carrying the problem that external object striking leads to ceramic core body 1 to take place to damage easily in the transportation.
As a technical optimization scheme of the utility model, the equal first blotter 5 of fixedly connected with of lateral wall of left side arc protecting crust 2 and right side arc protecting crust 3.
In this embodiment: when external object contacted with 3 outer walls of left arc protecting crust 2 and right arc protecting crust, further played the buffering guard action to left arc protecting crust 2 and right arc protecting crust 3 through first blotter 5.
As a technical optimization scheme of the utility model, ceramic core body 1's lateral wall fixedly connected with wearing layer 101.
In this embodiment: the wear resistance of the ceramic core body 1 is improved by the wear resistant layer 101.
As a technical optimization scheme of the utility model, the right side of two left connecting plates 4 and two right connecting plates 401 all runs through and has seted up a plurality ofly and bolt 402 assorted mounting hole 403.
In this embodiment: when the plurality of bolts 402 are screwed into the two left connecting plates 4 and the two right connecting plates 401, the bolts 402 are conveniently screwed into the two left connecting plates 4 and the two right connecting plates 401 through the mounting holes 403.
As a technical optimization scheme of the utility model, the equal fixedly connected with rubber pad of inside wall of two location clamp splice 203.
In this embodiment: when the two positioning clamping blocks 203 are fixed on the outer wall of the ceramic core body 1, the two positioning clamping blocks 203 are prevented from damaging the outer wall of the ceramic core body 1 through rubber pads.
The utility model discloses a theory of operation and use flow: when carrying the transportation to ceramic core body 1, laminate left arc protecting crust 2 and right arc protecting crust 3 to ceramic core body 1's outer wall, be connected two left connecting plates 4 and two right connecting plates 401 through a plurality of bolts 402 and fix after that, a plurality of springs 202 drive two location clamp splice 203 and tightly laminate with ceramic core body 1 outer wall, when carrying in-process external object striking left arc protecting crust 2 and right arc protecting crust 3 outer wall, a plurality of springs 202 play the cushioning protection effect, play guard action to inside ceramic core body 1, when external object contacts with left arc protecting crust 2 and right arc protecting crust 3 outer wall, further play the cushioning protection effect to left arc protecting crust 2 and right arc protecting crust 3 through first blotter 5.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A ceramic core for a hollow turbine blade, comprising a ceramic core body (1), characterized in that: the outer side wall of the ceramic core body (1) is sequentially and tightly attached with a left arc-shaped protective shell (2) and a right arc-shaped protective shell (3) from top to bottom, the inner side walls of the left arc-shaped protective shell (2) and the right arc-shaped protective shell (3) are respectively provided with a groove (201), the left side and the right side of the ceramic core body (1) are respectively and tightly attached with a positioning clamping block (203) positioned in the groove (201), and a plurality of springs (202) are fixedly connected between the two grooves (201) and the outer walls of the two positioning clamping blocks (203);
the equal fixedly connected with left connecting plate (4) in upper and lower both ends of left side arc protecting crust (2), the equal fixedly connected with in upper and lower both ends of right side arc protecting crust (3) and left connecting plate (4) assorted right connecting plate (401), two all can dismantle through a plurality of bolts (402) between left side connecting plate (4) and two right connecting plates (401) and be connected.
2. The ceramic core for a hollow turbine blade of claim 1, wherein: the outer side walls of the left arc-shaped protective shell (2) and the right arc-shaped protective shell (3) are fixedly connected with a first cushion pad (5).
3. The ceramic core for a hollow turbine blade of claim 1, wherein: the outer side wall of the ceramic core body (1) is fixedly connected with a wear-resistant layer (101).
4. The ceramic core for a hollow turbine blade of claim 1, wherein: two the right side of left connecting plate (4) and two right connecting plates (401) all runs through and has seted up a plurality ofly and bolt (402) assorted mounting hole (403).
5. The ceramic core for a hollow turbine blade of claim 1, wherein: the inner side walls of the two positioning clamping blocks (203) are fixedly connected with rubber pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220918990.7U CN217497024U (en) | 2022-04-20 | 2022-04-20 | Ceramic core for hollow turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220918990.7U CN217497024U (en) | 2022-04-20 | 2022-04-20 | Ceramic core for hollow turbine blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217497024U true CN217497024U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220918990.7U Active CN217497024U (en) | 2022-04-20 | 2022-04-20 | Ceramic core for hollow turbine blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217497024U (en) |
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2022
- 2022-04-20 CN CN202220918990.7U patent/CN217497024U/en active Active
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