阅读说明：本技术 一种保温岩棉管壳的加工工艺 (Processing technology of heat preservation rock wool pipe shell ) 是由 李辰峰 李开梅 袁军 于 2019-08-27 设计创作，主要内容包括：本发明涉及岩棉制品技术领域,具体是一种保温岩棉管壳的加工工艺,包括可以相互拼接在一起的直管、弯管和转接管；所述直管主要由第一半圆管体和第二半圆管体组成,所述第一半圆管体与第二半圆管体接触的侧面上固定设置有凸出的直管卡头,所述第二半圆管体与第一半圆管体接触的侧面上开有等距离分布的直管卡槽,且直管卡槽的规格与直管卡头的规格相适配,所述第一半圆管体和第二半圆管体的侧壁上均设置有向外凸出并一体成型的舌板。本发明的有益效果采用的直管、弯管和转接管,实现对需要保护管件的保温处理,拼装式的岩棉管壳,更适于对不同规格和形状的保护管件的安装,实际施工和操作难度小,工作效率高,施工周期短。(The invention relates to the technical field of rock wool products, in particular to a processing technology of a heat-preservation rock wool pipe shell, which comprises a straight pipe, a bent pipe and a switching pipe, wherein the straight pipe, the bent pipe and the switching pipe can be spliced together; the straight pipe mainly comprises a first semicircular pipe body and a second semicircular pipe body, wherein a convex straight pipe clamping head is fixedly arranged on the side face, in contact with the second semicircular pipe body, of the first semicircular pipe body, straight pipe clamping grooves distributed at equal intervals are formed in the side face, in contact with the first semicircular pipe body, of the second semicircular pipe body, the specifications of the straight pipe clamping grooves are matched with those of the straight pipe clamping heads, and tongue plates which protrude outwards and are integrally formed are arranged on the side walls of the first semicircular pipe body and the second semicircular pipe body. The split rock wool pipe shell has the advantages that the straight pipe, the bent pipe and the adapter pipe are adopted, heat preservation treatment on pipe fittings needing to be protected is realized, the split rock wool pipe shell is more suitable for installation of protection pipe fittings of different specifications and shapes, the actual construction and operation difficulty is small, the working efficiency is high, and the construction period is short.)

1. A processing technology of a heat preservation rock wool pipe shell is characterized in that: comprises a straight pipe (1), a bent pipe (2) and a switching pipe (3) which can be spliced together; the straight pipe (1) mainly comprises a first semicircular pipe body (4) and a second semicircular pipe body (5), wherein a convex straight pipe clamping head (10) is fixedly arranged on the side face, in contact with the second semicircular pipe body (5), of the first semicircular pipe body (4), straight pipe clamping grooves (8) are formed in the side face, in contact with the first semicircular pipe body (4), of the second semicircular pipe body (5), the straight pipe clamping grooves (8) are distributed at equal intervals, the specification of each straight pipe clamping groove (8) is matched with that of the corresponding straight pipe clamping head (10), tongue plates (9) which protrude outwards and are integrally formed are arranged on the side walls of the first semicircular pipe body (4) and the second semicircular pipe body (5), the two tongue plates (9) are fixedly connected through bolts, and straight grooves (11) and straight clamping blocks which are distributed at equal intervals are respectively arranged on the two end faces of the first semicircular pipe body (4) and the second semicircular pipe body (5), the specification of the straight groove (11) is matched with that of the straight clamping block;

the elbow (2) mainly comprises a first elbow (12) and a second elbow (13), an arc groove (14) is formed in the straight section side wall of the first elbow (12), an elbow clamping groove (15) is formed in the elbow section of the first elbow (12), an elbow clamping head (16) matched with the elbow clamping groove (15) is fixedly arranged on the straight section side wall of the second elbow (13), and a convex block (17) matched with the arc groove (14) is fixedly arranged on the elbow section of the second elbow (13); the adapter tube (3) mainly comprises a first adapter half tube (18) and a second adapter half tube (19), adapter clamping grooves (20) distributed at equal intervals are formed in the side wall of the first adapter half tube (18), an integrally formed adapter clamping head (21) is fixedly arranged on the side wall of the second adapter half tube (19), and the adapter clamping head (21) is clamped in the adapter clamping grooves (20).

2. The processing technology of the heat preservation rock wool pipe shell according to claim 1, characterized in that: the outer walls of the first semicircular tube body (4) and the second semicircular tube body (5) are provided with annular shallow grooves, outer reinforcing ribs (6) are embedded into the annular shallow grooves, and the surfaces of the outer reinforcing ribs (6) are smooth surfaces.

3. The processing technology of the heat preservation rock wool pipe shell according to claim 1, characterized in that: the inner walls of the first semicircular pipe body (4) and the second semicircular pipe body (5) are provided with annular shallow grooves, inner reinforcing ribs (7) are embedded into the annular shallow grooves, and the surfaces of the inner reinforcing ribs (7) are rough surfaces.

4. The processing technology of the heat preservation rock wool pipe shell according to claim 1, characterized in that: the fixed cardboard (25) that is provided with on the inner wall of return bend draw-in groove (15), and cardboard (25) and return bend draw-in groove (15) are around being the card chamber of arranging inside in, be provided with integrated into one piece's fixture block (26) on one side outer wall of return bend dop (16), and fixture block (26) joint is in the inside in card chamber.

5. The processing technology of the heat preservation rock wool pipe shell according to claim 1, characterized in that: first semicircle body (4) and second semicircle body (5), first elbow fitting (12) and second elbow fitting (13), first switching half pipe (18) and second switching half pipe (19) relative lateral wall on all fixed be provided with sealed the pad, and sealed pad including straight sealed pad (22) and curved sealed pad (23), all open through-hole (24) on straight sealed pad (22) and the curved sealed pad (23).

6. The processing technology of the heat preservation rock wool pipe shell according to claim 5, characterized in that: the straight pipe clamping groove (8), the bent pipe clamping groove (15) and the switching clamping groove (20) are identical in specification, and the straight pipe clamping groove (8), the bent pipe clamping groove (15) and the switching clamping groove (20) of the through hole (24) are identical in specification.

7. The processing technology of the heat preservation rock wool pipe shell according to claim 1, characterized in that: the method comprises the following steps:

s1: the method comprises the following steps of processing the metal sheet into shapes of a straight pipe (1), a bent pipe (2) and a switching pipe (3) by utilizing die-in molding of the metal sheet, processing the rock wool into shapes of the straight pipe (1), the bent pipe (2) and the switching pipe (3) by utilizing die-in molding of the rock wool, and bonding the metal sheet and the rock wool into an integral structure by utilizing structural adhesive; s2: according to the specification of the pipe fitting to be protected, the straight pipe (1) consisting of the metal sheet and the rock wool belt, the bent pipe (2) and the adapter pipe (3) are spliced to wrap the outside of the pipe fitting to be protected, so that a pipe shell structure is formed.

8. The processing technology of the heat preservation rock wool pipe shell according to claim 7, characterized in that: a first semicircular pipe body (4) and a second semicircular pipe body (5) are matched with a straight pipe clamping groove (8) through a straight pipe clamping head (10) to form a closed structure of a straight pipe (1), adjacent straight pipes (1) are spliced by adopting upper and lower end faces, and a straight groove (11) in the end face of one straight pipe (1) is matched with a straight clamping block in the end face of the other straight pipe (1) to form fixed splicing between the adjacent straight pipes (1).

9. The processing technology of the heat preservation rock wool pipe shell according to claim 7, characterized in that: when the bent pipe (2) is spliced, the arc groove (14) and the bump (17), the bent pipe clamping groove (15) and the bent pipe clamping head (16) are matched to realize the fixed splicing between the first bent pipe part (12) and the second bent pipe part (13) so as to form a closed structure of the bent pipe (2).

10. The processing technology of the heat preservation rock wool pipe shell according to claim 7, characterized in that: when the adapter tube (3) is spliced, the first adapter half tube (18) and the second adapter half tube (19) are spliced and fixed through the adapter clamping groove (20) and the adapter clamping head (21).

Technical Field

The invention relates to the technical field of rock wool products, in particular to a processing technology of a heat-preservation rock wool pipe shell.

Background

The heat preservation rock wool is rock wool. The mineral wool is an artificial inorganic fiber which is made of basalt, dolomite and the like as main raw materials through high-temperature melting and high-speed centrifugal equipment and has extremely strong heat-insulating and fireproof performances. High-quality basalt, dolomite and the like are adopted as main raw materials, high-temperature melting is carried out at the temperature of over 1450 ℃, then the raw materials are subjected to high-speed centrifugation into fibers by adopting an international advanced four-shaft centrifuge, meanwhile, a certain amount of binder, dustproof oil and water repellent are sprayed, then the fibers are collected by a cotton collecting machine, the fibers are subjected to a pendulum bob process, and after being laid by a three-dimensional method, the fibers are solidified and cut, so that rock wool products with different specifications and purposes are formed.

Present rock wool shell simple structure, the actual operation degree of difficulty is big, especially when installing rock wool heat preservation tube shell on the pipe fitting that needs the protection, because the pipe fitting that needs the protection includes tee bend pipeline section, elbow pipeline section and the different forms of structure such as multistage straight tube section, utilize the rock wool heat preservation tube shell of traditional structure, there is its material utilization low, work efficiency is low, construction cycle length shortcoming, chinese patent No. CN201811113072.1 provides a heat preservation tube shell and mounting method, its structure is by interior to exterior in proper order: the heat insulation structure comprises a bottom layer heat insulation structure, a middle layer heat insulation structure and an outer layer heat insulation structure, wherein a reinforced base material structure is arranged on the inner surface and the outer surface of each layer of heat insulation structure to fix a heat insulation layer, concave-convex modules are arranged at two ends of each layer of heat insulation structure, so that two heat insulation pipe shells can be tightly buckled with each other, and the heat insulation effect is excellent. The sliding device and the rolling body are arranged between the two ends of the bottom layer heat insulation structure and the high-temperature pipeline, the whole heat insulation pipe shell can be supported to slide on the heat insulation pipeline and can be prefabricated in advance, the field construction is fast and safe to assemble and disassemble, and the labor intensity of field construction and the construction risk and maintenance cost can be reduced. A thin air layer is arranged between the bottom layer heat insulation structure of the heat insulation pipe shell, the high-temperature pipeline and the sliding device, so that the problems that the energy-saving effect is greatly improved and the heat insulation layer is too thick are solved, and the heat insulation cost can be reasonably reduced.

However, one heat-insulating pipe shell and the installation method thereof can only have a good protection effect on a straight pipe, and are not suitable for installation and use of a bent pipe and a three-way pipe, so that the rock wool pipe cannot well realize heat insulation of pipes of various types, and wide popularization is not facilitated.

Disclosure of Invention

The invention aims to provide a processing technology of a heat-preservation rock wool pipe shell, which aims to solve the problems that the rock wool shell provided by the background technology is simple in structure and high in actual operation difficulty, and particularly when the rock wool heat-preservation pipe shell is installed on a pipe fitting to be protected, the rock wool heat-preservation pipe shell with a traditional structure is low in material utilization rate, low in working efficiency and long in construction period due to the fact that the pipe fitting to be protected comprises a three-way pipe section, an elbow pipe section, a plurality of sections of straight pipe sections and other different structures.

The technical scheme of the invention is as follows: a processing technology of a heat preservation rock wool pipe shell comprises a straight pipe, a bent pipe and a switching pipe which can be spliced together;

the straight pipe mainly comprises a first semicircular pipe body and a second semicircular pipe body, wherein a convex straight pipe clamping head is fixedly arranged on the side face, in contact with the second semicircular pipe body, of the first semicircular pipe body, straight pipe clamping grooves distributed at equal intervals are formed in the side face, in contact with the first semicircular pipe body, of the second semicircular pipe body, the specification of each straight pipe clamping groove is matched with that of the corresponding straight pipe clamping head, tongue plates which protrude outwards and are integrally formed are arranged on the side walls of the first semicircular pipe body and the second semicircular pipe body, the two tongue plates are fixedly connected through bolts, straight grooves and straight clamping blocks distributed at equal intervals are respectively arranged on the two end faces of the first semicircular pipe body and the second semicircular pipe body, and the specification of the straight grooves is matched with that of the straight clamping blocks;

the bent pipe mainly comprises a first bent pipe part and a second bent pipe part, wherein an arc groove is formed in the side wall of the straight section of the first bent pipe part, a bent pipe clamping groove is formed in the bent section of the first bent pipe part, a bent pipe clamping head matched with the bent pipe clamping groove is fixedly arranged on the side wall of the straight section of the second bent pipe part, and a convex block matched with the arc groove is fixedly arranged on the bent section of the second bent pipe part;

the adapter tube mainly comprises a first adapter half tube and a second adapter half tube, wherein adapter clamping grooves distributed at equal intervals are formed in the side wall of the first adapter half tube, an integrally formed adapter chuck is fixedly arranged on the side wall of the second adapter half tube, and the adapter chuck is clamped in the adapter clamping grooves.

Furthermore, the outer walls of the first semicircular tube body and the second semicircular tube body are provided with annular shallow grooves, outer reinforcing ribs are embedded into the annular shallow grooves, and the surfaces of the outer reinforcing ribs are smooth surfaces.

Furthermore, the inner walls of the first semicircular pipe body and the second semicircular pipe body are provided with annular shallow grooves, inner reinforcing ribs are embedded into the annular shallow grooves, and the surfaces of the inner reinforcing ribs are rough surfaces.

Further, the fixed cardboard that is provided with on the inner wall of return bend draw-in groove, and cardboard and return bend draw-in groove around being the card chamber of arranging inside in, be provided with integrated into one piece's fixture block on one side outer wall of return bend dop, and the fixture block joint is in the inside in card chamber.

Further, all fixedly on the lateral wall that first semicircle body and second semicircle body, first elbow fitting and second elbow fitting, first switching half pipe and second switching half pipe are relative be provided with sealed the pad, and sealed the pad including straight sealed pad and curved sealed pad, straight sealed pad and curved sealed pad all opened the through-hole.

Furthermore, the straight pipe clamping groove, the bent pipe clamping groove and the switching clamping groove are the same in specification, and the straight pipe clamping groove, the bent pipe clamping groove and the switching clamping groove are the same in specification of the through hole.

Further, the method comprises the following steps:

s1: the method comprises the following steps of (1) utilizing a metal sheet to enter a die to be formed and processed into shapes of a straight pipe, a bent pipe and an adapter pipe, utilizing rock wool to enter the die to be formed and processed into shapes of the straight pipe, the bent pipe and the adapter pipe, and utilizing structural adhesive to bond the metal sheet and the rock wool into an integral structure;

s2: according to the specification of the pipe fitting to be protected, the straight pipe, the bent pipe and the adapter pipe which are composed of the metal sheet and the rock wool belt are spliced to wrap the outside of the pipe fitting to be protected, so that a pipe shell structure is formed.

Furthermore, the first semicircular pipe body and the second semicircular pipe body are matched with the straight pipe clamping grooves through straight pipe clamping heads to form a closed structure of the straight pipes, the adjacent straight pipes are spliced through the upper end face and the lower end face, and the end face straight groove on the end face of one of the straight pipes is matched with the straight clamping block on the end face of the other one of the straight pipes to form fixed splicing between the adjacent straight pipes.

Further, when the bent pipe is spliced, the first bent pipe piece and the second bent pipe piece are fixedly spliced by matching the arc groove with the convex block and the bent pipe clamping groove with the bent pipe clamping head, so that a closed structure of the bent pipe is formed.

Further, when the adapter tube is spliced, the first adapter half tube and the second adapter half tube are spliced and fixed through the adapter clamping groove and the adapter clamping head.

Compared with the prior art, the invention provides a processing technology of a heat-preservation rock wool pipe shell by improving the following improvements and advantages:

(1) the straight tube, return bend and the switching pipe of adoption constitute to the outside installation of the pipe fitting that needs to protect, realize the heat preservation processing to the pipe fitting that needs to protect, and the rock wool tube shell of pin-connected panel more is suitable for the installation to the protection pipe fitting of different specifications and shape, and the actual construction is little with the operation degree of difficulty, and work efficiency is high, and construction cycle is short.

(2) The arc groove and the lug are matched with the bent pipe clamping groove and the bent pipe clamping head to realize the splicing of the bent pipe, so that the bent pipe can be conveniently installed on a pipe fitting to be protected, the convenience for protecting the pipe fitting to be protected is improved, and the construction efficiency of people is improved.

(3) The cooperation of switching draw-in groove and switching dop realizes the concatenation installation of switching pipe, has improved the convenience when people install the pipe fitting, can effectually play the effect of fine protection to the pipe fitting of required protection, reaches the effect that people wanted.

Drawings

Fig. 1 is a schematic structural view of a pipe fitting body of the present invention.