Anti-cold-bridge cylindrical shell buckle assembly

Abstract

The utility model relates to the field of anti-cold-bridge structures, in particular to an anti-cold-bridge cylindrical shell buckle assembly which comprises a plurality of shell sections and a clamping structure. The plurality of shell sections are a plurality of equal shell sections which are equally divided according to the circumference of the large cylindrical shell, and one clamping structure is arranged between every two adjacent shell sections; the large cylindrical shell is evenly divided into the multiple shell sections according to the perimeter, every two adjacent shell sections are buckled and fixed through the corresponding clamping structure, foaming is conducted after the multiple shell sections and the clamping structures form the complete cylindrical shell, the multiple standard shell sections small in size can be produced in batches in the production process, manufacturing is convenient, and production efficiency is high. Standardized batch production can be carried out, the production efficiency is high, time and labor are saved, and transportation is convenient. And the connecting stability and the connecting tightness of the decorative fixing strip are high.

Description

Technical Field

[0001] The utility model relates to the field of cold bridge prevention structures, in particular to a snap-fit assembly of a cold bridge prevention cylindrical shell. Background Art

[0002] The cold bridge prevention plays multiple roles in air conditioners, such as improving energy efficiency, protecting equipment, enhancing the comfort of the indoor environment, reducing maintenance costs, and enhancing system stability.

[0003] For the cold bridge prevention used in large air conditioners, for the large cylindrical sheet metal of the cold bridge prevention, when it is necessary to prevent cold bridges inside the large cylindrical sheet metal, it is necessary to fill it with foaming material. Due to the large volume of the large cylindrical sheet metal, its overall preparation and transportation are inconvenient. Moreover, for large cylindrical sheet metals of different specifications, the production requirements in the factory are relatively high, and it is impossible to carry out standardized batch production for various large cylindrical sheet metals, resulting in low production efficiency and being time-consuming and laborious in the whole production process. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a snap-fit assembly of a cold bridge prevention cylindrical shell, so as to solve the problems that the large volume of the large cylindrical sheet metal makes its overall preparation and transportation inconvenient, it is impossible to carry out standardized batch production for various large cylindrical sheet metals in the factory, the production efficiency is low, and the whole production process is time-consuming and laborious.

[0005] To solve the above technical problem, the technical solution of the utility model is: a snap-fit assembly of a cold bridge prevention cylindrical shell, and its innovation lies in: including a plurality of shell segments and a plurality of clamping structures;

[0006] The plurality of shell segments are a plurality of equal-segment shell segments obtained by evenly dividing the large cylindrical shell according to the circumference, and a clamping structure is provided between two adjacent shell segments;

[0007] Each shell segment includes an inner plate and an outer plate, and both the inner plate and the outer plate are arc-shaped plates;

[0008] The clamping structure includes a first snap, a second snap, two spring snaps, and two decorative fixing strips. The first snap and the second snap are respectively arranged between the arc-shaped inner plates and arc-shaped outer plates of two adjacent shell segments. The two spring snaps are symmetrically arranged between the first and second snaps. The two decorative fixing strips are symmetrically arranged between two shell segments and extend into the spring snaps.

[0009] Furthermore, a horizontal section and a vertical section are provided at both extending sides of the inner plate, and the vertical section extends towards the outer plate. A horizontal section and a vertical section are also provided at both extending sides of the outer plate, and the vertical section extends towards the inner plate. Then a first accommodation area is formed between the inner plate and the outer plate of the same shell segment for connecting the first and second snaps.

[0010] Further, the first buckle includes a first clamping section and a second clamping section arranged in sequence. The second clamping section is a rectangular structure just arranged in the first accommodating area. A clamping groove is provided in the middle of the extending side of the second clamping section. There is a accommodating groove between the first clamping section and the second clamping section for accommodating the vertical section of the inner plate or the vertical section of the outer plate;

[0011] The second buckle includes a third clamping section and a fourth clamping section arranged in sequence. The third clamping section is a rectangular structure just arranged in the first accommodating area. A clamping block just arranged inside the clamping groove is provided in the middle of the extending side of the fourth clamping section. There is a accommodating groove between the third clamping section and the fourth clamping section for accommodating the vertical section of the inner plate or the vertical section of the outer plate.

[0012] Further, first grooves are provided at both the top and the bottom of the extending side of the second clamping section, and second grooves are provided at both the top and the bottom of the extending side of the fourth clamping section. The adjacent first groove and second groove form a second accommodating area for accommodating the spring buckle.

[0013] Further, the decorative fixing strip includes a cross block. The length of the cross block is not less than the distance between adjacent two shell segments, so as to prevent the decorative fixing strip from getting stuck between adjacent two shell segments and improve the connection stability. There is a gap between the cross block and the second clamping section of the adjacent first buckle or the fourth clamping section of the adjacent second buckle. A clamping head extending vertically towards the spring buckle is provided at the center of the bottom of the cross block;

[0014] The clamping head includes a guiding section and a limiting section. The outer diameter of the guiding section decreases from the direction close to the cross block to the direction far from the cross block, which is convenient for the clamping head to be smoothly inserted into the spring buckle. The limiting section is an arc-shaped protrusion provided on the circumferential side of the bottom of the guiding section;

[0015] The second accommodating area is a ┓-shaped accommodating area. The spring buckle includes a ┓-shaped body. The top section of the vertical section extends out of the ┓-shaped accommodating area, and a third clamping groove is provided at the center of the top of the vertical section. The clamping head is partially arranged in the third clamping groove, and the limiting section can be used to improve the connection tightness between the decorative fixing strip and the spring buckle.

[0016] The advantages of the present utility model are as follows:

[0017] 1) In the present utility model, the large cylindrical shell is evenly divided into a plurality of shell segments according to the circumference, and the adjacent two shell segments are buckled and fixed through a clamping structure. After the plurality of shell segments and the clamping structure form a complete cylindrical shell, foaming is carried out. During the production process, a plurality of standard and small-sized shell segments can be produced in batches, which is convenient to manufacture, can be produced in a standardized batch, has high production efficiency, saves time and effort, and is convenient for transportation.

[0018] 2) In the present utility model, the length of the horizontal block of the decorative fixing strip is not less than the distance between two adjacent shell segments, so as to prevent the decorative fixing strip from getting stuck between two adjacent shell segments and improve the connection stability; the outer diameter of the guiding section of the chuck decreases from the direction close to the horizontal block to the direction far from the horizontal block, which is convenient for the chuck to be smoothly inserted into the spring buckle; the limiting section can improve the connection tightness between the decorative fixing strip and the spring buckle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present utility model will be further described in detail below in conjunction with the drawings and specific embodiments.

[0020] Figure 1 Front view of part of the structure of the present utility model Figure 1 .

[0021] Figure 2 Front view of part of the structure of the present utility model Figure 2 . SPECIFIC EMBODIMENTS

[0022] As Figures 1 to 2 shown, a cold-bridge-proof cylindrical shell buckle assembly includes a plurality of shell segments 1 and a clamping structure 2.

[0023] The plurality of shell segments 1 are equal-division shell segments 1 obtained by equally dividing a large cylindrical shell according to its circumference, and a clamping structure 2 is provided between two adjacent shell segments 1.

[0024] Each shell segment 1 includes an inner plate 11 and an outer plate 12, and both the inner plate 11 and the outer plate 12 are arc-shaped plates.

[0025] The clamping structure 2 includes a first buckle 21, a second buckle 22, two spring buckles 23 and two decorative fixing strips 24.

[0026] The first buckle 21 and the second buckle 22 are respectively arranged between the arc-shaped inner plate 11 and the arc-shaped outer plate 12 of two adjacent shell segments 1. The two spring buckles 23 are symmetrically arranged between the first and second buckles, and the two decorative fixing strips 24 are symmetrically arranged between the two shell segments 1 and extend into the spring buckles 23.

[0027] A horizontal section and a vertical section 111 are provided at both extending sides of the inner plate 11, and the vertical section 111 extends towards the outer plate 12. A horizontal section and a vertical section 121 are also provided at both extending sides of the outer plate 12, and the vertical section 121 extends towards the inner plate 11. Then, a first accommodation area 13 is formed between the inner plate 11 and the outer plate 12 of the same shell segment 1 for connecting the first and second buckles.

[0028] The first buckle 21 includes a first clamping section 211 and a second clamping section 212 arranged in sequence. The second clamping section 212 is a rectangular structural block just arranged in the first accommodation area 13. The second clamping section 212 is also a rectangular block, and a clamping groove 213 is provided in the middle of its extended side. There is an accommodation groove between the first clamping section 211 and the second clamping section 212 for accommodating the vertical section 111 of the inner plate 11 or the vertical section 111 of the outer plate 12.

[0029] The second buckle 22 includes a third clamping section 221 and a fourth clamping section 222 arranged in sequence. The third clamping section 221 is a rectangular structural block just arranged in the first accommodation area 13. The fourth clamping section 222 is also a rectangular block, and a clamping block 223 just arranged inside the clamping groove 213 is provided in the middle of its extended side. There is an accommodation groove between the third clamping section 221 and the fourth clamping section 222 for accommodating the vertical section 111 of the inner plate 11 or the vertical section 111 of the outer plate 12.

[0030] First grooves are provided at both the top and bottom of the extended side of the second clamping section 212, and second grooves are provided at both the top and bottom of the extended side of the fourth clamping section 222. The adjacent first groove and second groove form a second accommodation area 5 for accommodating the spring buckle 23.

[0031] The decorative fixing strip 24 includes a horizontal block 241. The length of the horizontal block 241 is not less than the distance between two adjacent shell segments 1, so as to prevent the decorative fixing strip 24 from getting stuck between two adjacent shell segments 1 and improve the connection stability. A gap is left between the horizontal block 241 and the second clamping section 212 of the adjacent first buckle 21 or the fourth clamping section 222 of the adjacent second buckle 22. A clamping head extending vertically towards the spring buckle 23 is provided at the center of the bottom of the horizontal block 241.

[0032] The clamping head includes a guiding section 242 and a limiting section 243. The outer diameter of the guiding section 242 decreases from the direction close to the horizontal block 241 to the direction far from the horizontal block 241, which is convenient for the middle and lower parts of the clamping head to be smoothly inserted into the spring buckle 23. The limiting section 243 is a circular arc protrusion provided on the circumferential side of the bottom of the guiding section 242.

[0033] The second accommodation area 5 is a └-shaped accommodation area. The spring buckle 23 includes a └-shaped body, and the top section of its vertical section 111 extends out of the └-shaped accommodation area. A third clamping groove 231 is provided at the center of the top of the vertical section 111. The clamping head is partially arranged in the third clamping groove 231, and the limiting section 243 can be used to improve the connection tightness between the decorative fixing strip 24 and the spring buckle 23.

[0034] The working principle of this patent:

[0035] Adjacent two shell segments 1 are fastened and fixed by a snap connection structure 2 until multiple shell segments 1 and the snap connection structure 2 are assembled to form a complete cylindrical shell, and then foaming is carried out to realize the production of the cylindrical shell. This avoids the problems of inconvenient manufacturing of large cylindrical sheet metals and inconvenient transportation. The shell segments can be mass-produced in a standardized manner, saving time and effort and improving efficiency.

[0036] Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification is only to illustrate the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cold-bridge-proof snap-together cylindrical shell, characterized in that: It includes a plurality of shell segments and a plurality of clamping structures; The plurality of shell segments are equal - share shell segments obtained by equally dividing a large - diameter cylindrical shell by its circumference, and one of the clamping structures is provided between two adjacent shell segments; Each of the shell segments includes an inner plate and an outer plate, and both the inner plate and the outer plate are arc - shaped plates; The clamping structure includes a first buckle, a second buckle, two spring buckles, and two decorative fixing strips. The first buckle and the second buckle are respectively arranged between the arc - shaped inner plate and the arc - shaped outer plate of two adjacent shell segments. The two spring buckles are symmetrically arranged between the first and second buckles. The two decorative fixing strips are symmetrically arranged between two shell segments and extend into the spring buckles.

2. A cold-bridge-proof cylindrical shell snap-fit assembly according to claim 1, characterized in that: At both extended sides of the inner plate, there is a horizontal section and a vertical section, and the vertical section extends towards the outer plate. At both extended sides of the outer plate, there is also a horizontal section and a vertical section, and the vertical section extends towards the inner plate. Then, a first accommodation area is formed between the inner plate and the outer plate of the same shell segment.

3. A cold-bridge-proof cylindrical shell snap-fit assembly according to claim 2, characterized in that: The first buckle includes a first clamping section and a second clamping section arranged in sequence. The second clamping section is a rectangular structure just arranged in the first accommodation area, and a clamping groove is provided in the middle of the extended side of the second clamping section; The second buckle includes a third clamping section and a fourth clamping section arranged in sequence. The third clamping section is a rectangular structure just arranged in the first accommodation area, and a clamping block just arranged inside the clamping groove is provided in the middle of the extended side of the fourth clamping section.

4. A snap-fit assembly of a cold-bridge-proof cylindrical shell according to claim 3, characterized in that: At the top and bottom of the extended side of the second clamping section, there are first grooves. At the top and bottom of the extended side of the fourth clamping section, there are second grooves. And the adjacent first groove and second groove form a second accommodation area for accommodating the spring buckle.

5. A cold-bridge prevention cylindrical shell snap-fit assembly according to claim 4, characterized in that: The decorative fixing strip includes a cross - shaped block, and the length of the cross - shaped block is not less than the distance between two adjacent shell segments. A clamping head extending vertically towards the spring buckle is provided at the center of the bottom of the cross - shaped block; The clamping head includes a guiding section and a limiting section. The outer diameter of the guiding section decreases from the direction close to the cross - shaped block to the direction far from the cross - shaped block. The limiting section is an arc - shaped protrusion arranged on the circumferential side of the bottom of the guiding section; The second accommodation area is a ┐ - shaped accommodation area. The spring buckle includes a ┐ - shaped body, the top section of its vertical section extends out of the ┐ - shaped accommodation area, and a third clamping groove is provided at the center of the top of the vertical section. The clamping head is partially arranged in the third clamping groove.

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