Flanging sleeve internal part assembling frame
By designing an assembly frame for the inner components of the flanged sleeve and adopting a sealed rhomboid support frame and retaining ring, the complexity of chemical product assembly was solved, and efficient and low-cost flanged sleeve manufacturing was achieved.
Patent Information
- Application Number
- CN202520443939.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-13
- Publication Date
- 2026-02-03
- Estimated Expiration
- 2035-03-13
AI Technical Summary
In the existing technology, the assembly rack design of chemical products is complicated, resulting in long manufacturing cycles and high costs for flanged sleeve products, which is not conducive to workshop production.
A flanged sleeve internal component assembly frame was designed, including an upper support frame, a lower support frame, a diagonal brace, equal height strips, an outer retaining ring, and a retaining plate. These components are welded together to form a sealed rhomboid structure, which is used to fix and position the annular header, inner pipe, and outer pipe, achieving efficient assembly.
It significantly shortens the manufacturing cycle of the flanged sleeve, improves product quality and rigidity, reduces manufacturing costs, and has high versatility, making it easy for large-scale production.
Smart Images
Figure CN223863192U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of processing technology for flanged sleeve internal parts, and in particular to an assembly rack for flanged sleeve internal parts. Background Technology
[0002] Currently, the design structure of chemical products is becoming increasingly complex. Without a dedicated parts assembly rack and assembly process, products cannot achieve efficient assembly and welding, resulting in long manufacturing cycles and high manufacturing costs for flanged sleeves, which is detrimental to workshop production. Utility Model Content
[0003] To overcome the aforementioned problems in the prior art, this utility model provides a flanged sleeve inner component assembly frame.
[0004] This utility model discloses an assembly frame for flanged sleeve inner parts, used to assemble annular headers, loose pipes, inner pipes, and outer pipes in a product. It includes an upper support frame, a lower support frame, a diagonal brace, leveling strips, an outer retaining ring, and a retaining plate. The upper and lower support frames are respectively installed on the upper and lower sides of the flanged sleeve inner part product. The diagonal brace is positioned along the four center lines, with its upper end supporting and fixing the annular header of the product, and its lower end mounted on the lower support frame. A retaining plate is installed at the bottom of the outer end of the outer retaining ring for clamping and fixing the inner pipes. The leveling strips are made of stacked and welded square tubing, used to eliminate the gap between the loose pipes at the lower end of the cylinder in the flanged sleeve inner part product and the lower support frame.
[0005] Based on this, the upper support frame includes a top upper cross-shaped square tube, a vertical square tube, a top lower cross-shaped square tube, and an inner retaining ring. The top lower cross-shaped square tube is connected to the top upper cross-shaped square tube via the vertical square tube. The top upper cross-shaped square tube is cross-shaped, welded together from square tubes, and diagonally joined to the square tubes in the circumferential direction to form a sealed rhombus shape. The top lower cross-shaped square tube is also cross-shaped, welded together from square tubes, and diagonally joined to the square tubes in the circumferential direction to form a sealed rhombus shape. The size of the top lower cross-shaped square tube is smaller than that of the top upper cross-shaped square tube. The top lower cross-shaped square tube and the top upper cross-shaped square tube are arranged with their four center lines aligned. The top lower cross-shaped square tube is welded to the inner retaining ring. The center of the top lower cross-shaped square tube and the inner retaining ring are at the same center. The four center lines of the top lower cross-shaped square tube are aligned with the 0°, 90°, 180°, and 270° angle position lines of the inner retaining ring. The inner retaining ring is circular, and the outer diameter of the inner retaining ring is Ф2. The value range of Ф2 is 4000~5000mm. The outer circumference of the inner retaining ring has a semi-circular arc, which is the same as the number of inner tubes in the product.
[0006] Based on this, the lower support frame includes a central square tube, a central positioning ring, a cross plate, a bottom positioning ring, a bottom upper cross square tube, an upright square tube, and a bottom lower cross square tube. The central square tubes are connected to the central positioning rings. There are four central square tubes. The central positioning rings are circular and are located at the top, middle, and bottom of the central square tubes. Rectangular slots are provided at the four center lines of the inner ring of the central positioning ring. These rectangular slots mate with the central square tubes for installation. The central square tubes and the central positioning rings... A gap L is provided between the inner rectangular slots, with L ranging from 30 to 100 mm. The outer ring of the central positioning ring is comb-shaped and has four cutting grooves, which are evenly distributed across the four center lines. The bottom positioning ring is circular, with its outer ring also comb-shaped. The bottom positioning ring is aligned with the 0°, 90°, 180°, and 270° angular position lines of the central positioning ring. The central square tube is fixedly connected to the bottom positioning ring. The angle position line in the positioning ring is at the same center as the central square tube, and the four center lines are aligned. The bottom positioning ring is fixedly connected to the bottom upper cross square tube. The center of the bottom upper cross square tube is at the same center as the bottom positioning ring, and the four center lines in the bottom upper cross square tube are aligned with the 0°, 90°, 180°, and 270° angle position lines in the bottom positioning ring. The bottom upper cross square tube is shaped like a cross and is welded from square tubes. It is also obliquely connected to square tubes in the circumferential direction to form a sealed rhombus shape. The cross plate is shaped like a cross and is installed on the bottom positioning ring. The cross plate is evenly distributed across the four center lines. The bottom upper cross square tube and the bottom lower cross square tube are connected by two vertical square tubes. The upper and lower center lines of the upper cross square tube and the bottom lower cross square tube are aligned. The bottom lower cross square tube is shaped like a cross and is welded from square tubes. It is also obliquely connected to square tubes in the circumferential direction to form a sealed rhombus shape. The size of the bottom upper cross square tube is smaller than that of the bottom lower cross square tube.
[0007] Based on this, the inclined support includes an arc positioning plate, a square tube, and an inclined square tube. The number of arc positioning plates is set to 2, which are respectively set at the top of the square tube. The inclined square tube is installed on the outside of the arc positioning plate. The radius of the arc at the upper end of the arc positioning plate is set to R1, where R1=1 / 2Ф1.
[0008] Based on this, the outer retaining ring is circular, the inner diameter of the outer retaining ring is Ф2, the value range of Ф2 is 4000~5000mm, the inner circle of the outer retaining ring has a semi-circular arc in the circumferential direction, the number of semi-circular arcs is the same as the number of inner layer pipes of the product, the size, position and direction of the semi-circular arcs in the circumferential direction of the inner circle of the outer retaining ring are all the same, the outer circle diameter of the outer retaining ring is Ф3, the value range of Ф3 is 6000~7000mm, the outer circle of the outer retaining ring has a semi-circular arc in the circumferential direction, the number of which is the same as the outer layer pipes of the product, and the angle position is evenly distributed at the mid-span.
[0009] Based on this, the card plate is designed in a rectangular shape with a semi-circular arc R1 in the middle, where R1 = 1 / 2Ф1. The card plate is used in conjunction with the inner and outer retaining rings.
[0010] A method for manufacturing a flanged sleeve inner part product using the aforementioned flanged sleeve inner part assembly frame includes the following steps:
[0011] Step 1: Place the lower support frame on the platform. First, install the product's annular header. After the annular header is hoisted into place by a crane, install the diagonal bracing brackets along the four center lines. Secure the annular header to the lower support frame using the diagonal bracing brackets. Weld the annular header, diagonal bracing brackets, and lower support frame together for secure connection.
[0012] Step 2: Place the level strip on the bottom positioning ring, install the pipe in the flanged sleeve, and install the cross plate on the bottom positioning ring.
[0013] Step 3: Install the upper support frame, with the top cross-shaped square tube in the upper support frame positioned at the top. The inner retaining ring engages with the center square tube in the lower support frame. Align the top and bottom cross-shaped square tubes with the four center lines.
[0014] Step 4: Lift the flanged sleeve internal component assembly frame and the annular header of product (0) together, rotate them 180 degrees, and place the assembly frame on the platform in an upside-down manner. In this state, weld one end of the pipe to the annular header. After welding, lift the flanged sleeve internal component assembly frame and the annular header of product (0) together, rotate them 180 degrees, and place the assembly frame back on the platform to complete the welding between the pipe and the steel plate in the flanged sleeve internal component.
[0015] Step 5: Remove the top square tube from the upper support frame to facilitate the welding of the inner pipe, outer pipe, and outer clamping ring. Install the inner pipe according to the arc position in the inner clamping ring. Install a clamping plate at the bottom of the outer end of the inner clamping ring. Install the outer clamping ring. The outer clamping ring and the inner clamping ring are connected in a semi-clamp form. The parts are connected by steel plates, and the outer clamping ring is placed on the clamping plate. Install the outer pipe. Install a clamping plate at the bottom of the outer end of the outer clamping ring to clamp and fix the outer pipe. Reinstall the top square tube from the upper support frame. Complete the butt welding of the lower ends of the inner and outer pipes with the loose pipe at the lower end of the flanged sleeve.
[0016] Based on this, in step 2, the innermost ring of the diffuser is installed first. One end of the diffuser is spot-welded to the annular header. The middle area of the diffuser is positioned by the central positioning ring, and the other end of the diffuser is positioned by the bottom positioning ring.
[0017] Compared with the prior art, the beneficial effects of this utility model are: it effectively solves the welding quality problem of the loose tubes at the upper end of the cylinder and the multi-row pipe holes in the annular header, ensures the flatness of the loose tubes at the lower end of the flanged sleeve forming a circular plane and the accuracy of the bottom bending and docking with other cylinders, significantly improves the geometric dimensions and product rigidity of the flanged sleeve, prevents subsequent welding deformation, and significantly shortens the product manufacturing cycle while ensuring product quality; the design structure is simple, the manufacturing cost is low, and it is easy to use. According to the product size of different specifications, by changing the center positioning ring, bottom positioning ring, inner retaining ring, and outer retaining ring of different specifications and sizes, the installation and assembly operation of the flanged sleeve internal parts of similar shapes can be realized. It has high versatility and practicality, and is easy to use on a large scale in the production workshop. Attached Figure Description
[0018] Figure 1 This is a schematic diagram of the main view and cross-section of the flanged sleeve internal parts product;
[0019] Figure 2 This is a top view schematic diagram of a flanged sleeve internal component product;
[0020] Figure 3 This is a schematic diagram of the main structure of the flanged sleeve internal parts assembly frame;
[0021] Figure 4 This is a top view of the assembly frame for the flanged sleeve internals;
[0022] Figure 5 This is a schematic diagram of the main structure of the upper support frame;
[0023] Figure 6 This is a top view of the upper support frame structure.
[0024] Figure 7 This is a schematic diagram of the main structure of the lower support frame;
[0025] Figure 8 This is a top view of the lower support frame structure.
[0026] Figure 9 yes Figure 7 View from direction A;
[0027] Figure 10 This is a schematic diagram of the inner clasp structure;
[0028] Figure 11 This is a schematic diagram of a diagonal brace support structure;
[0029] Figure 12 yes Figure 11 View from direction B;
[0030] Figure 13 This is a schematic diagram of a strip structure with equal heights;
[0031] Figure 14 This is a schematic diagram of the external clasp structure;
[0032] Figure 15 This is a schematic diagram of the card plate structure;
[0033] Figure 16 This is a schematic diagram of the installation of the support frame, diagonal brace, and leveling strip during assembly;
[0034] Figure 17 This is a schematic diagram of the installation of the upper support frame, lower support frame, diagonal brace, and leveling strip;
[0035] Figure 18 yes Figure 17 Schematic diagram of a structure rotated 180°;
[0036] Figure 19 This is a schematic diagram of the structure for removing the upper support frame and installing the outer retaining ring and retaining plate;
[0037] Figure 20 This is a schematic diagram of the final product installation structure;
[0038] In the diagram: 0, Product; 0-1, Annular header; 0-2, Outer layer pipe; 0-3, Loose pipe; 0-4, Inner layer pipe.
[0039] 1. Upper support frame, 2. Lower support frame, 3. Diagonal brace, 4. Leveling strip, 5. External retaining ring, 6. Clamping plate.
[0040] 1-1. Top cross-shaped square tube; 1-2. One upright square tube; 1-3. Bottom cross-shaped square tube; 1-4. Inner retaining ring.
[0041] 2-1. Central square tube; 2-2. Central positioning ring; 2-3. Cross plate; 2-4. Bottom positioning ring; 2-5. Bottom upper cross square tube; 2-6. Two upright square tubes; 2-7. Bottom lower cross square tube.
[0042] 2-2-1, Gap; 2-2-2, Cutting groove;
[0043] 3-1. Arc positioning plate; 3-2. Square tube; 3-3. Slanted square tube. Detailed Implementation
[0044] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only for explaining the present invention and are not intended to limit the present invention.
[0045] Our company has designed a flanged sleeve internal component product, based on... Figure 1 and Figure 2 Product 0 includes an annular header 0-1, a loose pipe 0-3, an inner pipe 0-4, and an outer pipe 0-2. The product's interior is cylindrical. The flanged sleeve is constructed from irregularly shaped loose pipes 0-3, welded together from steel plates. An annular header 0-1 is located at the upper end of the flanged sleeve, and the annular header 0-1 has multiple rows of pipe holes. The loose pipes 0-3 at the upper end of the flanged sleeve are butt-welded to the multiple rows of pipe holes in the annular header 0-1. The loose pipes 0-3 at the lower end of the flanged sleeve form a circular plane, which is bent at the bottom and then joined to the outer plane. The cylindrical body has two layers of pipes arranged around its outer circumference: an inner layer pipe 0-4 and an outer layer pipe 0-2. The inner layer has 14 pipes, with the upper end of each pipe located at 0° and the remaining pipes evenly distributed around the circumference at other angles. The outer layer also has 14 pipes, with the upper end of each pipe evenly distributed at the mid-span. The lower ends of the inner layer pipes 0-4 and the outer layer pipes 0-2 are butt-welded to the loose pipes 0-3 at the lower end of the flanged sleeve. The annular header 0-1 has a specification of Ф1, with a value range of 100 to 300 mm.
[0046] During installation, in order to position the annular header 0-1, irregular loose pipe 0-3, inner pipe 0-4, and outer pipe 0-2, this utility model discloses a flanged sleeve inner component assembly frame, for reference. Figure 3 , Figure 4 and Figure 13 It includes an upper support frame 1, a lower support frame 2, a diagonal brace 3, a leveling strip 4, an outer retaining ring 5, and a retaining plate 6. The upper support frame 1 and the lower support frame 2 are respectively set on the upper and lower sides of the flanged sleeve inner part product. Since the product is ring-shaped, the diagonal brace 3 is set on the four center lines. The upper end supports and fixes the product's ring header 0-1, and the lower end is installed on the lower support frame 2. The outer retaining ring 5 has a retaining plate 6 installed at the bottom of its outer end for clamping and fixing the inner layer pipe 0-4. The leveling strip 4 is made of square tubes stacked and welded together to eliminate the gap between the loose pipe 0-3 at the lower end of the cylinder in the positioning flanged sleeve inner part product and the lower support frame 2.
[0047] refer to Figure 5 , Figure 6 and Figure 10 The upper support frame 1 includes an upper cross-shaped square tube 1-1, a vertical square tube 1-2, a lower cross-shaped square tube 1-3, and an inner retaining ring 1-4. The lower cross-shaped square tube 1-3 is connected to the upper cross-shaped square tube 1-1 via the vertical square tube 1-2. The upper cross-shaped square tube 1-1 is cross-shaped and is formed by welding square tubes together, with square tubes obliquely joined in the circumferential direction to form a sealed rhombus shape. The lower cross-shaped square tube 1-3 is also cross-shaped and is formed by welding square tubes together, with square tubes obliquely joined in the circumferential direction to form a sealed rhombus shape. The size of the lower cross-shaped square tube 1-3 is smaller than that of the upper cross-shaped square tube 1-1. -3 and the top upper cross square tube 1-1 are arranged with the four center lines aligned. The top lower cross square tube 1-3 is welded to the inner retaining ring 1-4. The center of the top lower cross square tube 1-3 and the inner retaining ring 1-4 are at the same center. The four center lines in the top lower cross square tube 1-3 are aligned with the 0°, 90°, 180° and 270° angle position lines in the inner retaining ring 1-4. The inner retaining ring 1-4 is circular. The outer diameter of the inner retaining ring 1-4 is Ф2. The value range of Ф2 is 4000~5000mm. In this embodiment, the outer circumference of the inner retaining ring 1-4 is provided with 14 semi-circular arcs, which is the same as the number of the inner layer tube 0-4 of the product.
[0048] refer to Figure 7 , Figure 8 and Figure 9The lower support frame 2 includes a central square tube 2-1, a central positioning ring 2-2, a cross plate 2-3, a bottom positioning ring 2-4, a bottom upper cross square tube 2-5, a vertical square tube 2-6, and a bottom lower cross square tube 2-7. The central square tube 2-1 is connected to the central positioning ring 2-2. There are four central square tubes 2-1. The central positioning ring 2-2 is circular and is located at the top, middle, and bottom of the central square tubes 2-1. A rectangular slot is provided at the center line of the inner ring of the central positioning ring 2-2. The rectangular slot of the inner ring of the central positioning ring 2-2 is fitted with the central square tube 2-1 for installation. The central square tube 2-1 and the central positioning ring 2-2... A gap 2-2-1 is provided between the inner rectangular slots, with the gap value L ranging from 30 to 100 mm. The outer ring of the central positioning ring 2-2 is comb-shaped, and four cutting grooves 2-2-2 are provided on the outer ring of the central positioning ring 2-2. The cutting grooves 2-2-2 are evenly distributed across the four center lines. The bottom positioning ring 2-4 is circular, with its outer ring also comb-shaped. The bottom positioning ring 2-4 is aligned with the 0°, 90°, 180°, and 270° angle positions of the central positioning ring 2-2. The central square tube 2-1 is fixedly connected to the bottom positioning ring 2-4. The bottom positioning ring 2-4 is also fixedly connected to the central square tube 2-2. The angular position lines in the center positioning ring 2-2 are at the same center as the center square tube 2-1, and the four center lines are aligned. The bottom positioning ring 2-4 is fixedly connected to the bottom upper cross square tube 2-5. The center of the bottom upper cross square tube 2-5 is at the same center as the bottom positioning ring 2-4, and the four center lines in the bottom upper cross square tube 2-5 are aligned with the 0°, 90°, 180°, and 270° angular position lines in the bottom positioning ring 2-4. The bottom upper cross square tube 2-5 is designed in a cross shape, welded together from square tubes, and obliquely joined to square tubes in the circumferential direction to form a sealed rhomboid shape. The cross plate 2-3 is installed on the bottom positioning ring. On 2-4, the cross plate 2-3 is evenly distributed across the four center lines. The bottom upper cross square tube 2-5 and the bottom lower cross square tube 2-7 are connected by the upright square tube 2-6. The upper cross square tube 2-5 and the bottom lower cross square tube 2-7 are aligned with the four center lines. The bottom lower cross square tube 2-7 is shaped like a cross and is welded together with square tubes. It is also obliquely connected to the square tubes in the circumferential direction to form a sealed rhomboid shape. The size of the bottom upper cross square tube 2-5 is smaller than that of the bottom lower cross square tube 2-7. The central positioning ring 2-2 positions the upper part of the innermost ring of the scattered tube 0-3, and the bottom positioning ring 2-4 positions the lower part of the scattered tube 0-3.
[0049] refer to Figure 11 and Figure 12 The diagonal brace 3 includes an arc positioning plate 3-1, a square tube 3-2, and a diagonal square tube 3-3. There are two arc positioning plates 3-1, which are respectively located at the top of the square tube 3-2. The diagonal square tube 3-3 is installed on the outside of the arc positioning plate 3-1. The radius of the arc at the upper end of the arc positioning plate 3-1 is set as R1, where R1 = 1 / 2Ф1.
[0050] refer to Figure 14 and Figure 15 The outer retaining ring 5 is circular, with an inner diameter of Ф2, ranging from 4000 to 5000 mm. The inner circumference of the outer retaining ring 5 has a semi-circular arc, the number of which is the same as the number of the inner layer pipes 0-4. The size, position, and direction of the semi-circular arcs on the inner circumference of the outer retaining ring 5 are identical to those on the outer circumference of the inner retaining rings 1-4. The outer diameter of the outer retaining ring 5 is Ф3, ranging from 6000 to 7000 mm. The outer circumference of the outer retaining ring 5 has 14 semi-circular arcs, the same number as the outer layer pipes 0-2, evenly distributed at the mid-span. The retaining plate 6 is rectangular, with a semi-circular arc R1 in the center, where R1 = 1 / 2Ф1. The retaining plate 6 works in conjunction with the inner retaining rings 1-4 and the outer retaining ring 5.
[0051] A method for manufacturing a flanged sleeve inner part includes the following steps:
[0052] Step 1: Reference Figure 16 Place the lower support frame 2 on the platform. First, install the product annular header 0-1. After the annular header 0-1 is hoisted into place by a crane, install the diagonal bracing bracket 3 in the cross direction of the four center lines. Fix the annular header 0-1 to the lower support frame 2 through the diagonal bracing bracket 3. Weld and fix the annular header 0-1, diagonal bracing bracket 3 and lower support frame 2 together.
[0053] Step 2: Place the level strip 4 on the bottom positioning ring 2-4, install the loose tubes in the flanged sleeve, and install the cross plate 2-3 on the bottom positioning ring 2-4. First, install the innermost loose tube 0-3. One end of the loose tube 0-3 is spot-welded to the annular header 0-1 for fixation. The middle area of the loose tube 0-2 is positioned by the central positioning ring 2-2, and the other end of the loose tube 0-3 is positioned by the bottom positioning ring 2-4.
[0054] Step 3: Reference Figure 17 Install the upper support frame 1, with the top upper cross-shaped square tube 1-1 positioned at the top. The inner retaining ring 1-4 engages with the center square tube in the lower support frame 2. The top upper cross-shaped square tube 1-1 and the bottom lower cross-shaped square tube 1-3 are aligned along the four center lines.
[0055] Step 4: Reference Figure 18The assembly frame for the flanged sleeve internal parts and the product annular header 0-1 are lifted together, rotated 180 degrees, and placed on the platform upside down. In this state, one end of the loose tube 0-3 is butt-welded to the annular header 0-1. After the butt-welding of one end of the loose tube 0-3 to the annular header 0-1 is completed, the assembly frame for the flanged sleeve internal parts and the product annular header 0-1 are lifted together, rotated 180 degrees, and the assembly frame is placed back on the platform, completing the welding between the loose tube 0-3 and the steel plate in the flanged sleeve internal parts.
[0056] Step 5: Reference Figure 19 and Figure 20 Remove the top square tube 1-1 from the upper support frame 1 to facilitate the welding of the inner pipe 0-4, outer pipe 0-2, and outer clamping ring 5. Install the inner pipe 0-4 according to the arc position of the inner clamping ring 1-4. Install the clamping plate 6 at the bottom of the outer end of the inner clamping ring 1-4. Install the outer clamping ring 5. The outer clamping ring 5 and the inner clamping ring 1-4 are set as a semi-clamp. The parts are connected by steel plates, and the outer clamping ring 5 is set on the clamping plate 6. Install the outer pipe 0-5. Install the clamping plate 6 at the bottom of the outer end of the outer clamping ring 5 to clamp and fix the outer pipe 0-5. Reinstall the top square tube 1-1 from the upper support frame 1 to complete the butt welding of the lower end of the inner pipe 0-4 and the outer pipe 0-2 with the loose pipe at the lower end of the flanged sleeve.
[0057] In the description of this utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top", "inner", "front", "center", "both ends", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.
[0058] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", "pad", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0059] The foregoing description illustrates and describes preferred embodiments of the present invention. As previously stated, it should be understood that the present invention is not limited to the forms disclosed herein and should not be construed as excluding other embodiments. It can be used in various other combinations, modifications, and environments, and can be altered within the scope of the inventive concept described herein through the foregoing teachings or related technical or knowledge. Any modifications and variations made by those skilled in the art that do not depart from the spirit and scope of the present invention should be within the protection scope of the appended claims.
Claims
1. A flanged sleeve inner component assembly rack for assembling annular header (0-1), diffuser (0-3), inner pipe (0-4), and outer pipe (0-2) in a product, characterized in that: It includes an upper support frame (1), a lower support frame (2), a diagonal brace (3), a contour strip (4), an outer clamping ring (5), and a clamping plate (6). The upper support frame (1) and the lower support frame (2) are respectively set on the upper and lower sides of the flanged sleeve inner part product. The diagonal brace (3) is set on the four center lines. The upper end supports and fixes the product's annular header (0-1), and the lower end is installed on the lower support frame (2). The outer clamping ring (5) has a clamping plate (6) installed at the bottom of its outer end for clamping and fixing the inner layer pipe (0-4). The contour strip (4) is made of square tubes stacked and welded together to eliminate the gap between the loose pipe (0-3) at the lower end of the cylinder in the positioning flanged sleeve inner part product and the lower support frame (2).
2. The flanged sleeve inner component assembly frame according to claim 1, characterized in that: The upper support frame (1) includes a top upper cross square tube (1-1), a vertical square tube (1-2), a top lower cross square tube (1-3), and an inner retaining ring (1-4). The top lower cross square tube (1-3) is connected to the top upper cross square tube (1-1) through the vertical square tube (1-2). The top upper cross square tube (1-1) is shaped like a cross and is formed by welding square tubes. Square tubes are also joined obliquely in the circumferential direction to form a sealed rhombus shape. The top lower cross square tube (1-3) is shaped like a cross and is formed by welding square tubes. Square tubes are also joined obliquely in the circumferential direction to form a sealed rhombus shape. The size of the top lower cross square tube (1-3) is smaller than that of the top upper cross square tube (1-1). The four center lines of the cross-shaped square tube (1-3) and the top upper cross-shaped square tube (1-1) are aligned. The top lower cross-shaped square tube (1-3) is welded to the inner retaining ring (1-4). The center of the top lower cross-shaped square tube (1-3) and the inner retaining ring (1-4) are at the same center. The four center lines of the top lower cross-shaped square tube (1-3) are aligned with the 0°, 90°, 180° and 270° angle position lines of the inner retaining ring (1-4). The inner retaining ring (1-4) is circular. The outer diameter of the inner retaining ring (1-4) is Ф2. The value range of Ф2 is 4000~5000mm. The outer circumference of the inner retaining ring (1-4) is provided with a semi-circular arc, which is the same as the number of inner tubes (0-4) in the product.
3. The flanged sleeve inner component assembly frame according to claim 2, characterized in that: The lower support frame (2) includes a central square tube (2-1), a central positioning ring (2-2), a cross plate (2-3), a bottom positioning ring (2-4), a bottom upper cross square tube (2-5), a vertical square tube (2-6), and a bottom lower cross square tube (2-7). The central square tube (2-1) is connected to the central positioning ring (2-2). There are four central square tubes (2-1). The central positioning ring (2-2) is circular and is located at the top, middle, and bottom of the central square tube (2-1). The inner ring of the central positioning ring (2-2) has a rectangular slot at the center line position. The rectangular slot of the inner ring of the central positioning ring (2-2) cooperates with the central square tube (2-1). The installation involves a gap L between the central square tube (2-1) and the inner rectangular groove of the central positioning ring (2-2), with L ranging from 30 to 100 mm. The outer ring of the central positioning ring (2-2) is comb-shaped and has four cutting grooves evenly distributed across the four center lines. The bottom positioning ring (2-4) is circular and has a comb-shaped outer ring. The bottom positioning ring (2-4) is aligned with the 0°, 90°, 180°, and 270° angle positions of the central positioning ring (2-2). The central square tube (2-1) and the bottom positioning ring (2-4) are fixedly connected. The angle position lines in the bottom positioning ring (2-4) and the center positioning ring (2-2) are at the same center as the center square tube (2-1), and the four center lines are aligned. The bottom positioning ring (2-4) is fixedly connected to the bottom upper cross square tube (2-5). The center of the bottom upper cross square tube (2-5) is at the same center as the bottom positioning ring (2-4), and the four center lines in the bottom upper cross square tube (2-5) are aligned with the 0°, 90°, 180°, and 270° angle position lines in the bottom positioning ring (2-4). The bottom upper cross square tube (2-5) is designed in a cross shape, welded together from square tubes, and obliquely joined to square tubes in the circumferential direction to form a sealed rhomboid shape. The cross plate (2-3) is designed in the shape of a cross. The cross plate (2-3) is installed on the bottom positioning ring (2-4). The cross plate (2-3) is evenly distributed across the four center lines. The bottom upper cross square tube (2-5) and the bottom lower cross square tube (2-7) are connected by a vertical square tube (2-6). The upper cross square tube (2-5) and the bottom lower cross square tube (2-7) are aligned with the four center lines. The bottom lower cross square tube (2-7) is designed in the shape of a cross and is welded together with square tubes. It is also obliquely connected to the square tubes in the circumferential direction to form a sealed rhomboid shape. The size of the bottom upper cross square tube (2-5) is smaller than that of the bottom lower cross square tube (2-7).
4. The flanged sleeve inner component assembly frame according to claim 3, characterized in that: The diagonal brace (3) includes an arc positioning plate (3-1), a square tube (3-2), and a diagonal square tube (3-3). There are two arc positioning plates (3-1), which are respectively located at the top of the square tube (3-2). The diagonal square tube (3-3) is installed on the outside of the arc positioning plate (3-1). The radius of the arc at the upper end of the arc positioning plate (3-1) is set to R1, where R1 = 1 / 2Ф1.
5. The flanged sleeve inner component assembly frame according to claim 4, characterized in that: The outer retaining ring (5) is circular. The inner diameter of the outer retaining ring (5) is Ф2, and the value range of Ф2 is 4000~5000mm. The inner circle of the outer retaining ring (5) has a semi-circular arc in the circumferential direction. The number of semi-circular arcs is the same as the number of inner pipes (0-4) of the product. The size, position and direction of the semi-circular arcs in the circumferential direction of the inner circle of the outer retaining ring (5) are all the same as the size of the semi-circular arcs in the circumferential direction of the outer circle of the inner retaining ring (1-4). The outer diameter of the outer retaining ring (5) is Ф3, and the value range of Ф3 is 6000~7000mm. The outer circle of the outer retaining ring (5) has a semi-circular arc in the circumferential direction. The number of semi-circular arcs is the same as the number of outer pipes (0-2) of the product. The angle position is evenly distributed in the middle of the span.
6. The flanged sleeve inner component assembly frame according to claim 5, characterized in that: The card plate (6) is rectangular in shape and has a semi-circular arc R1 in the middle, R1=1 / 2Ф1. The card plate (6) is used in conjunction with the inner retaining ring (1-4) and the outer retaining ring (5).