Heating pipe with quick-connection direct-insertion type end cover

Abstract

The utility model belongs to the field of heating pipes, and particularly relates to a heating pipe with a quick-connection direct-insertion type end cover, which comprises a heating pipe main body, a water inlet pipe is fixedly assembled on the heating pipe main body, a water outlet pipe is fixedly assembled on the heating pipe main body, and fixed clamping rings are fixedly assembled on the inner walls of the water inlet pipe and the water outlet pipe. Annular clamping grooves are formed in the inner walls of the fixing clamping rings, elastic steel sheets are assembled at the ends, close to the fixing clamping rings, of the annular clamping grooves and the inner walls of the fixing clamping rings, sealing rings are fixedly assembled at one ends of the elastic steel sheets, the sealing rings are connected with the annular clamping grooves in a clamped mode, and limiting flanges are fixedly assembled at one ends of the elastic steel sheets. According to the heating pipe with the quick-connection and direct-insertion type end cover, through cooperation of the elastic steel sheet and the annular clamping groove, the problems that due to the fact that an existing PE pipe is installed on a water inlet pipe and a water outlet pipe of the heating pipe through bolts, the manual operation intensity is large, the installation efficiency is low, and meanwhile the operation is troublesome are solved.

Description

Technical Field

[0001] The utility model relates to the field of heating tubes, in particular to a heating tube with a quick-connect, direct-insert end cover. Background Art

[0002] A heating element is an electrical component that converts electrical energy into heat. It typically consists of a metal tube (such as stainless steel, titanium, or other stainless steel) with a heating wire inside. The inner space is filled with magnesium oxide powder or other insulating materials with excellent thermal conductivity and insulation. Heating elements feature a simple structure, high thermal efficiency, excellent mechanical strength, and strong adaptability to harsh environments. They are widely used to heat various liquids, acids, bases, and salts, as well as to melt low-melting-point metals.

[0003] However, the existing heating tubes still have the following problems during use:

[0004] The existing PE pipe is installed on the water inlet pipe and the water inlet pipe of the heating pipe by bolts, which makes the manual operation arduous and the installation efficiency low. Therefore, it is necessary to use a heating pipe with a quick-connect straight-plug end cap in the existing heating pipe field. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology, the existing PE pipe is installed on the water inlet pipe and the water inlet pipe of the heating pipe by bolts, which makes the manual operation cumbersome, the installation efficiency is low, and the operation is cumbersome. The utility model proposes a heating pipe with a quick-connect straight-plug end cover.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a heating tube with a quick-connect straight-plug end cover, comprising a heating tube main body, a water inlet pipe fixedly assembled on the heating tube main body, a water outlet pipe fixedly assembled on the heating tube main body, the inner walls of the water inlet pipe and the water outlet pipe are fixedly assembled with fixing clamps, the inner walls of the fixing clamps are provided with an annular clamping groove, the annular clamping groove is close to one end of the fixing clamping ring, the inner wall of the fixing clamping ring is assembled with an elastic steel sheet, one end of the elastic steel sheet is fixedly assembled with a sealing ring, the sealing ring is clamped with the annular clamping groove, one end of the elastic steel sheet is fixedly assembled with a limiting flange, and the limiting flange is fitted with the surface of the fixing clamping ring.

[0007] Preferably, the interior of the fixed clamp is provided with multiple cavities, the inner walls of the cavities are symmetrically fixedly equipped with mounting blocks, a connecting block is fixedly equipped between the two mounting blocks, a baffle is movably equipped on the connecting block, and one end of the baffle is movably inserted into the inner wall of the fixed clamp.

[0008] Preferably, the other ends of the baffles are fixedly equipped with traction arc blocks, and the baffles are equipped with telescopic springs, and the two ends of the telescopic springs are fixedly equipped with the connecting blocks and the traction arc blocks respectively.

[0009] Preferably, the inner cavity is fixedly equipped with an assembly block, the assembly block is movably equipped with a traction rod, one end of the traction rod is fixedly equipped with a push block, the other end of the traction rod is fixedly equipped with a fixed block, and the fixed block is fixedly equipped with an operating arc block.

[0010] Preferably, the operating arc block is fitted with the traction arc block, and the traction rod is equipped with an elastic spring, and the two ends of the elastic spring are fixedly assembled with the push block and the assembly block respectively.

[0011] Preferably, the end face thread of the fixed clamping ring is equipped with a plurality of adjusting bolts, one end of each adjusting bolt is movable and penetrates into the inner cavity, and one end of the adjusting bolt is in contact with the push block.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model fixes and assembles the PE pipe with the limiting flange respectively. The sealing ring on the elastic steel sheet moves along the inner wall of the fixed clamping ring. The sealing ring drives the elastic steel sheet to deform until the sealing ring on the elastic steel sheet engages with the annular clamping groove on the fixed clamping ring. This allows the PE pipe to be quickly installed on the heating pipe body, reduces manual operation intensity, and improves work efficiency.

[0014] 2. The utility model installs multiple adjusting bolts on the fixed clamping ring, so that one end of the adjusting bolt pushes the push block to move, and the push block drives the traction rod to move on the assembly block, so that the elastic spring contracts, and the traction rod drives the operating arc block on the fixed block to move toward the traction arc block, so that the traction arc block is subjected to force, and the baffle rod moves on the connecting block, so that one end of the baffle rod extends from the inner wall of the fixed clamping ring, and the telescopic spring contracts, thereby limiting the sealing ring from being pulled out of the annular groove on the fixed clamping ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the structure of a heating tube with a quick-connect, plug-in end cap according to the present invention;

[0017] Figure 2 This is a schematic cross-sectional view of the heating tube with a quick-connect, plug-in end cap according to the present invention;

[0018] Figure 3This is a schematic cross-sectional view of the plug-in mechanism and the blocking mechanism of the present invention;

[0019] Figure 4 This is a schematic structural diagram of the plug-in mechanism of the present utility model.

[0020] In the picture:

[0021] 10. Heating tube body; 11. Water inlet pipe; 12. Water outlet pipe; 13. Fixing clamp;

[0022] 20. Limit flange; 21. Elastic steel sheet; 22. Sealing ring; 23. Inner cavity;

[0023] 30. Mounting block; 31. Connecting block; 32. Stop rod; 33. Telescopic spring;

[0024] 40. Traction arc block; 41. Assembly block; 42. Traction rod; 43. Push block;

[0025] 50. Elastic spring; 51. Fixed block; 52. Operating arc block; 53. Adjusting bolt;

[0026] 60. Annular slot. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] The following is combined with Figure 1 —4 provide further details of this application,

[0029] The embodiment of the present application discloses a heating tube with a quick-connect plug-in end cap. Figure 1 - Figure 3A heating tube with a quick-connect plug-in end cap includes a heating tube body 10, a water inlet pipe 11 fixedly mounted on the heating tube body 10, a water outlet pipe 12 fixedly mounted on the heating tube body 10, a fixing clamp 13 fixedly mounted on the inner wall of the water inlet pipe 11 and the water outlet pipe 12, an annular groove 60 is provided on the inner wall of the fixing clamp 13, the annular groove 60 is close to one end of the fixing clamp 13, an elastic steel sheet 21 is mounted on the inner wall of the fixing clamp 13, a sealing ring 22 is fixedly mounted on one end of the elastic steel sheet 21, and the sealing ring 22 is fixedly mounted on the annular groove 60. Clamping, one end of the elastic steel sheet 21 is fixedly assembled with a limiting flange 20, the limiting flange 20 is fitted with the surface of the fixed clamping ring 13, and the PE pipe is fixedly assembled with the limiting flange 20 respectively. The sealing ring 22 on the elastic steel sheet 21 moves along the inner wall of the fixed clamping ring 13, and the sealing ring 22 drives the elastic steel sheet 21 to deform until the sealing ring 22 on the elastic steel sheet 21 is clamped to the annular clamping groove 60 on the fixed clamping ring 13, so that the PE pipe can be quickly installed on the heating pipe body 10, reducing the intensity of manual operation and improving work efficiency.

[0030] Reference Figure 3 and Figure 4The interior of the fixed clamping ring 13 is provided with multiple cavities 23, the inner walls of the inner cavities 23 are symmetrically fixed with mounting blocks 30, and a connecting block 31 is fixedly assembled between the two mounting blocks 30, and a blocking rod 32 is movably assembled on the connecting block 31, and one end of the blocking rod 32 is movably penetrated into the inner wall of the fixed clamping ring 13, and the other end of the blocking rod 32 is fixedly assembled with a traction arc block 40, and a telescopic spring 33 is fixedly assembled between the connecting block 31 and the traction arc block 40. The blocking rod 32 is assembled on the inner side of the telescopic spring 33, and the inner cavity 23 is fixedly assembled with an assembly block 41, and a traction rod 42 is movably assembled on the assembly block 41, and one end of the traction rod 42 is fixedly assembled with a push block 43, and the other end of the traction rod 42 is fixedly assembled with a fixed block 51, and the fixed block 51 is fixedly assembled with an operating arc block 52 that fits with the traction arc block 40, and an elastic spring 50 is fixedly assembled between the push block 43 and the assembly block 41. The cam 42 is fixed on the inner side of the spring 50, and the end surface of the fixing clamping ring 13 is threadedly equipped with a plurality of adjusting bolts 53. One end of the adjusting bolt 53 is movable and penetrates the inner cavity 23, and one end of the adjusting bolt 53 is fitted with the push block 43. After the limit flange 20 and the fixing clamping ring 13 are quickly installed, a plurality of adjusting bolts 53 are installed on the fixing clamping ring 13, so that one end of the adjusting bolt 53 pushes the push block 43 to move, and the push block 43 drives the traction rod 42 to move on the assembly block 41, so that the elastic spring 50 contracts, and the traction rod 42 drives the operating arc block 52 on the fixing block 51 to move toward the traction arc block 40, so that the traction arc block 40 is subjected to force, and the blocking rod 32 moves on the connecting block 31, so that one end of the blocking rod 32 extends from the inner wall of the fixing clamping ring 13, and the telescopic spring 33 contracts, limiting the sealing ring 22 from being pulled out of the annular groove 60 on the fixing clamping ring 13.

[0031] Working principle: The PE pipe is fixedly assembled with the limit flange 20 respectively, and the sealing ring 22 on the elastic steel sheet 21 moves along the inner wall of the fixed clamping ring 13. The sealing ring 22 drives the elastic steel sheet 21 to deform until the sealing ring 22 on the elastic steel sheet 21 is clamped to the annular clamping groove 60 on the fixed clamping ring 13, so that the PE pipe can be quickly installed on the heating pipe body 10, reducing the intensity of manual operation and improving work efficiency. A plurality of adjusting bolts 53 are installed on the fixed clamping ring 13 so that the adjusting bolts 53 One end of the push block 43 is pushed to move, and the push block 43 drives the traction rod 42 to move on the assembly block 41, so that the elastic spring 50 is contracted, and the traction rod 42 drives the operating arc block 52 on the fixed block 51 to move toward the traction arc block 40, so that the traction arc block 40 is subjected to force, and the blocking rod 32 moves on the connecting block 31, so that one end of the blocking rod 32 extends from the inner wall of the fixed clamping ring 13, and the telescopic spring 33 is contracted, limiting the sealing ring 22 from being pulled out of the annular groove 60 on the fixed clamping ring 13.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A heating tube with a quick-connect, plug-in end cap, characterized in that: The invention comprises a heating tube body (10), wherein a water inlet pipe (11) is fixedly assembled on the heating tube body (10), and a water outlet pipe (12) is fixedly assembled on the heating tube body (10), and the inner walls of the water inlet pipe (11) and the water outlet pipe (12) are fixedly assembled with a fixing clamp (13), and the inner wall of the fixing clamp (13) is provided with an annular clamping groove (60), and the annular clamping groove (60) is close to one end of the fixing clamp (13), and the inner wall of the fixing clamp (13) is equipped with an elastic steel sheet (21), and one end of the elastic steel sheet (21) is fixedly assembled with a sealing ring (22), and the sealing ring (22) is clamped with the annular clamping groove (60), and one end of the elastic steel sheet (21) is fixedly assembled with a limiting flange (20), and the limiting flange (20) is fitted with the surface of the fixing clamp (13).

2. The heating tube with a quick-connect, plug-in end cap according to claim 1, characterized in that: The interior of the fixed clamp ring (13) is provided with a plurality of inner cavities (23), the inner walls of the inner cavities (23) are symmetrically fixedly assembled with mounting blocks (30), a connecting block (31) is fixedly assembled between the two mounting blocks (30), a blocking rod (32) is movably assembled on the connecting blocks (31), and one end of the blocking rod (32) is movably penetrated through the inner wall of the fixed clamp ring (13).

3. The heating tube with a quick-connect, plug-in end cap according to claim 2, characterized in that: The other end of the blocking rod (32) is fixedly equipped with a traction arc block (40), and the blocking rod (32) is equipped with a telescopic spring (33). The two ends of the telescopic spring (33) are fixedly equipped with the connecting block (31) and the traction arc block (40), respectively.

4. The heating tube with a quick-connect, plug-in end cap according to claim 3, characterized in that: The inner cavity (23) is fixedly equipped with an assembly block (41), the assembly block (41) is movably equipped with a traction rod (42), one end of the traction rod (42) is fixedly equipped with a push block (43), the other end of the traction rod (42) is fixedly equipped with a fixed block (51), and the fixed block (51) is fixedly equipped with an operating arc block (52).

5. The heating tube with a quick-connect, plug-in end cap according to claim 4, characterized in that: The operating arc block (52) is fitted with the traction arc block (40), and the traction rod (42) is equipped with an elastic spring (50), and the two ends of the elastic spring (50) are fixedly assembled with the push block (43) and the assembly block (41) respectively.

6. The heating tube with a quick-connect, plug-in end cap according to claim 5, characterized in that: The end surface thread of the fixed clamping ring (13) is equipped with a plurality of adjusting bolts (53), one end of each adjusting bolt (53) is movable and penetrates the inner cavity (23), and one end of the adjusting bolt (53) is fitted with the push block (43).

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