Easy-to-demould special-shaped blanking pipe inner mould

Abstract

The utility model belongs to the technical field of fire-resistant prefabricated part molds, and particularly relates to an easy-to-demold special-shaped blanking pipe inner mold which comprises a tubular mold body, the mold body is of a two-half structure and comprises a left mold body and a right mold body, and the left mold body and the right mold body are oppositely combined in the radial direction to form a mold cavity; first connecting parts are arranged at the two ends of the side, close to the right mold body, of the left mold body respectively, second connecting parts are arranged at the two ends of the side, close to the left mold body, of the right mold body respectively, the second connecting parts and the first connecting parts are arranged in a one-to-one correspondence mode, and the left mold body and the right mold body are detachably connected through the first connecting parts and the second connecting parts. The die body is designed into a two-half structure, and the left die body and the right die body are oppositely combined to form the die cavity, so that the die is convenient to demould; and the left mold body and the right mold body are connected through the first connecting part and the second connecting part, so that the shape and size precision of the mold cavity can be ensured, and the mold is convenient to mount and dismount.

Description

Technical Field

[0001] The utility model belongs to the technical field of refractory precast molds, and particularly relates to an inner mold for a special-shaped blanking pipe with easy demoulding. Background Technique

[0002] Refractory precast parts are cast, cured and even baked in a manufacturing factory, and then shipped to the use site for installation. They have the characteristics of good performance, fast installation speed and safe use. More and more customers use precast linings in order to improve the turnover rate and utilization rate of thermal equipment and shorten the time occupied by construction, curing and baking.

[0003] The precast parts made of castable have the following advantages and show an increasing trend in usage in recent years:

[0004] (1). It is not necessary to cast on site, only assemble and combine, which simplifies the masonry and also eliminates the on-site construction tools.

[0005] (2). It can produce precast parts with various shapes, especially large and special-shaped components that are difficult to achieve by machine pressing.

[0006] However, these precast parts with various shapes also have the problem of difficult demoulding. Content of the Utility Model

[0007] In view of this, in order to solve the problems existing in the prior art, the purpose of the utility model is to provide an inner mold for a special-shaped blanking pipe with easy demoulding, which has the effect of convenient demoulding.

[0008] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0009] An inner mold for a special-shaped blanking pipe with easy demoulding, which includes: a tubular mold body, the mold body is of a split structure, the mold body includes a left mold body and a right mold body, and the left mold body and the right mold body are mutually butted along the radial direction to form a mold cavity;

[0010] At both ends of the side of the left mold body close to the right mold body, first connecting parts are respectively arranged, and at both ends of the side of the right mold body close to the left mold body, second connecting parts are respectively arranged. The left mold body and the right mold body are detachably connected through the first connecting parts and the second connecting parts.

[0011] The specific technical effect is: the mold body is designed as a split structure, and the mold cavity is formed by the mutual butting of the left mold body and the right mold body, which is convenient for demoulding; and the left mold body and the right mold body are connected by the first connecting parts and the second connecting parts, which can ensure the shape and dimensional accuracy of the mold cavity and is also convenient for installation and disassembly.

[0012] Further, it further includes: two connecting members, each of the connecting members is disposed between a relatively arranged first connecting portion and the second connecting portion, and the first connecting portion and the second connecting portion are detachably connected through the connecting member.

[0013] The specific technical effect is that by providing the connecting member, the left mold body and the right mold body can be firmly connected together to form an integral structure; the connecting member can also transmit loads in the axial and radial directions, enabling the entire mold body to withstand a certain working load and preventing the produced refractory bricks from not meeting the accuracy requirements due to deformation during the pouring process.

[0014] Further, a plurality of first through holes are provided on each of the connecting members, and the plurality of first through holes are arranged along the length direction of the connecting member.

[0015] Further, a plurality of second through holes are provided on each of the first connecting portions, the plurality of second through holes are arranged along the length direction of the first connecting portion, a plurality of third through holes are provided on each of the second connecting portions, the plurality of third through holes are arranged along the length direction of the second connecting portion, and the first through holes, the second through holes and the third through holes are arranged in one-to-one correspondence.

[0016] The specific technical effect is that by designing the first through holes, the second through holes and the third through holes that are in one-to-one correspondence, it is more convenient to fixedly connect the left mold body and the right mold body.

[0017] Further, it further includes: a plurality of fixing screws, and each of the first connecting portion, the connecting member and the second connecting portion is connected by at least one of the fixing screws.

[0018] The specific technical effect is that by using the detachable connection method of the fixing screws, it provides convenience for demolding after the refractory bricks are shaped.

[0019] Further, the upper end surface of the connecting member is higher than the upper end surface of the mold body.

[0020] Further, the left mold body and the right mold body each respectively include an upper pipe body and a lower pipe body, and a stepped mounting surface is formed at the connection between the upper pipe body and the lower pipe body.

[0021] The specific technical effect is that a stepped mounting surface is formed at the connection between the upper pipe body and the lower pipe body, that is, the diameter of the lower pipe body is larger than that of the upper pipe body, ensuring that the mold body can be placed more firmly.

[0022] Further, a plurality of mounting holes are provided on the lower pipe body.

[0023] The specific technical effect is that the mounting holes are more conducive to assembling the mold body with other external devices.

[0024] Furthermore, the upper tube body and the lower tube body are connected by welding.

[0025] The specific technical effect is that since it is a die within a special-shaped blanking tube, the upper tube body and the lower tube body are connected by welding, which has good adaptability, can connect upper tube bodies and lower tube bodies of different shapes, has reliable connection, good sealing performance, does not require additional connecting parts, has a compact structure, and has good load-bearing capacity.

[0026] The beneficial effects of the present utility model are as follows:

[0027] The mold body is designed as a two-piece structure. By the way that the left mold body and the right mold body are mutually mated to form a mold cavity, it is convenient for demolding; and the left mold body and the right mold body are connected by the first connecting portion and the second connecting portion, which can not only ensure the shape and dimensional accuracy of the mold cavity, but also facilitate installation and disassembly.

[0028] In order to make the above-mentioned objects, features and advantages of the present utility model more obvious and understandable, the following specifically gives preferred embodiments and, in conjunction with the accompanying drawings, detailed descriptions are as follows. Description of the Drawings

[0029] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the following drawings are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0030] Figure 1 is a structural schematic diagram of the present utility model;

[0031] Figure 2 is an exploded view of the present utility model.

[0032] In the figure:

[0033] 1, mold body; 2, left mold body; 3, right mold body; 4, first connecting portion; 5, second connecting portion; 6, connecting piece; 7, first through hole; 8, second through hole; 9, third through hole; 10, fixing screw; 11, stepped mounting surface; 12, mounting hole. Specific Embodiments

[0034] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the scope of protection of the present utility model.

[0035] As Figures 1 to 2 shown, an inner mold for a special-shaped blanking pipe with easy demolding, a tubular mold body 1, the mold body 1 has a two-piece structure, the mold body 1 includes a left mold body 2 and a right mold body 3, and the left mold body 2 and the right mold body 3 are mutually opposed in the radial direction to form a mold cavity;

[0036] On both ends of the side of the left mold body 2 close to the right mold body 3, first connection parts 4 are respectively arranged, and on both ends of the side of the right mold body 3 close to the left mold body 2, second connection parts 5 are respectively arranged. The left mold body 2 and the right mold body 3 are detachably connected through the first connection parts 4 and the second connection parts 5.

[0037] It should be noted here that: the mold body 1 is designed as a two-piece structure, and the mold cavity is formed by the mutual opposition of the left mold body 2 and the right mold body 3, which is convenient for demolding; and the left mold body 2 and the right mold body 3 are connected by the first connection parts 4 and the second connection parts 5, which can not only ensure the shape and dimensional accuracy of the mold cavity, but also facilitate installation and disassembly; one end of the first connection part 4 is connected to the outer edge of the left mold body 2, and the other end of the first connection part 4 extends towards the center of the left mold body 2; one end of the second connection part 5 is connected to the outer edge of the right mold body 3, and the other end of the second connection part 5 extends towards the center of the right mold body 3.

[0038] It further includes: two connecting pieces 6, each connecting piece 6 is arranged between a relatively arranged first connection part 4 and second connection part 5, and the first connection part 4 and the second connection part 5 are detachably connected through the connecting piece 6.

[0039] It should be noted here that: by setting the connecting pieces 6, the left mold body 2 and the right mold body 3 can be firmly connected together to form an integral structure; the connecting pieces 6 can also transmit loads in the axial and radial directions, so that the entire mold body 1 can bear a certain working load and prevent the accuracy of the refractory bricks produced from not meeting the requirements due to its deformation during the pouring process.

[0040] Each connecting piece 6 is provided with a plurality of first through holes 7, and the plurality of first through holes 7 are arranged along the length direction of the connecting piece 6.

[0041] A plurality of second through holes 8 are provided on each first connecting portion 4, and the plurality of second through holes 8 are arranged along the length direction of the first connecting portion 4. A plurality of third through holes 9 are provided on each second connecting portion 5, and the plurality of third through holes 9 are arranged along the length direction of the second connecting portion 5. The first through hole 7, the second through hole 8, and the third through hole 9 are arranged in one-to-one correspondence.

[0042] It should be noted here that by designing the first through hole 7, the second through hole 8, and the third through hole 9 that are in one-to-one correspondence in position, it is more convenient to fixedly connect the left mold body 2 and the right mold body 3.

[0043] It further includes: a plurality of fixing screws 10, and each of the first connecting portion 4, the connecting member 6, and the second connecting portion 5 is connected by at least one fixing screw 10.

[0044] It should be noted here that by using the detachable connection method of the fixing screw 10, it provides convenience for demolding after the refractory brick is shaped.

[0045] The upper end surface of the connecting member 6 is higher than the upper end surface of the mold body 1.

[0046] Both the left mold body 2 and the right mold body 3 respectively include an upper tube body and a lower tube body, and a stepped mounting surface 11 is formed at the connection between the upper tube body and the lower tube body.

[0047] It should be noted here that a stepped mounting surface 11 is formed at the connection between the upper tube body and the lower tube body, that is, the diameter of the lower tube body is larger than the diameter of the upper tube body, ensuring that the mold body 1 can be placed more firmly.

[0048] Each connecting member 6 includes a vertical portion and a horizontal portion that are vertically connected. The first through hole 7 is opened on the vertical portion, and the horizontal portion is located between the lower tube body of the left mold body 2 and the lower tube body of the right mold body 3, which can further play a supporting role.

[0049] A plurality of mounting holes 12 are opened on the lower tube body.

[0050] It should be noted here that the mounting holes 12 are more conducive to assembling the mold body 1 with other external devices.

[0051] The upper tube body and the lower tube body are welded together.

[0052] It should be noted here that because it is an inner mold for a special-shaped blanking pipe, the upper tube body and the lower tube body are welded together, which has good adaptability, can connect upper tube bodies and lower tube bodies of different shapes, has a reliable connection, good sealing performance, does not require additional connecting parts, has a compact structure, and has good load-bearing capacity.

[0053] The upper tube body includes a first part, a second part, and a third part that are connected in sequence from bottom to top, and the diameters of the first part, the second part, and the third part decrease in sequence.

[0054] The specific working process of the present utility model is as follows:

[0055] Place the connecting member 6 between the first connecting portion 4 and the second connecting portion 5, and make the positions of the first through hole 7, the second through hole 8, and the third through hole 9 correspond one by one. Fix the screw 10 to sequentially pass through the second through hole 8, the first through hole 7, and the third through hole 9 to connect the left mold body 2 and the right mold body 3 in a radially opposite manner; pour refractory castable into the mold cavity. After the refractory brick is formed, remove the fixing screw 10, separate the first connecting portion 4 and the second connecting portion 5 from the connecting member 6 respectively, and then separate the refractory brick from the left mold body 2 and the right mold body 3, thus completing the demolding process.

[0056] In summary, the beneficial effects of the present utility model are as follows:

[0057] The mold body 1 is designed as a two-piece structure. By the way that the left mold body 2 and the right mold body 3 are oppositely combined to form a mold cavity, it is convenient for demolding; and the left mold body 2 and the right mold body 3 are connected by the first connecting portion 4 and the second connecting portion 5, which can not only ensure the shape and dimensional accuracy of the mold cavity, but also facilitate installation and disassembly.

[0058] All the components selected in this application are common standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or obtained through conventional experimental methods.

[0059] In the description of the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0060] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0061] Taking the above-mentioned ideal embodiments of the present utility model as an inspiration, through the above description, relevant staff can completely make various changes and modifications without departing from the technical idea of the present utility model. The technical scope of the present utility model is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An easy-to-demold special-shaped blanking tube inner mold, characterized in that: include: A tubular mold body (1) is in a two-half structure, comprising a left mold body (2) and a right mold body (3), wherein the left mold body (2) and the right mold body (3) are radially coupled to each other to form a mold cavity; First connecting parts (4) are respectively provided at two ends of a side of the left mold body (2) close to the right mold body (3), and second connecting parts (5) are respectively provided at two ends of a side of the right mold body (3) close to the left mold body (2), and the left mold body (2) and the right mold body (3) are detachably connected via the first connecting part (4) and the second connecting part (5).

2. The easy-to-release special-shaped blanking tube inner mold as described in claim 1, characterized in that: Also includes: Two connecting members (6), each of the connecting members (6) is arranged between the first connecting portion (4) and the second connecting portion (5) which are arranged opposite to each other, and the first connecting portion (4) and the second connecting portion (5) are detachably connected via the connecting member (6).

3. An easy-to-release special-shaped blanking tube inner mold as described in claim 2, characterized in that: Each of the connecting members (6) is provided with a plurality of first through holes (7), and the plurality of first through holes (7) are arranged along the length direction of the connecting member (6).

4. The easy-to-release special-shaped blanking tube inner mold as claimed in claim 3, characterized in that: Each of the first connecting parts (4) is provided with a plurality of second through holes (8), and the plurality of second through holes (8) are arranged along the length direction of the first connecting part (4); each of the second connecting parts (5) is provided with a plurality of third through holes (9), and the plurality of third through holes (9) are arranged along the length direction of the second connecting part (5); the first through holes (7), the second through holes (8) and the third through holes (9) are arranged in a one-to-one correspondence.

5. The easy-to-release special-shaped blanking tube inner mold as described in claim 2, characterized in that: Also includes: A plurality of fixing screws (10), wherein each of the first connecting portion (4), the connecting member (6) and the second connecting portion (5) is connected via at least one of the fixing screws (10).

6. The easy-to-release special-shaped blanking tube inner mold as described in claim 2, characterized in that: The upper end surface of the connecting member (6) is higher than the upper end surface of the mold body (1).

7. The easy-to-release special-shaped blanking tube inner mold as claimed in claim 1, characterized in that: The left mold body (2) and the right mold body (3) each comprise an upper tube body and a lower tube body, respectively, and a step mounting surface (11) is formed at the connection between the upper tube body and the lower tube body.

8. The easy-to-release special-shaped blanking tube inner mold as claimed in claim 7, characterized in that: The lower tube body is provided with a plurality of mounting holes (12).

9. The easy-to-release special-shaped blanking tube inner mold as claimed in claim 7, characterized in that: The upper tube body and the lower tube body are connected by welding.

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