Flue self-heat-insulation ultra-high-temperature butterfly valve

Abstract

The utility model relates to the technical field of butterfly valves, in particular to a flue self-heat-insulation ultra-high-temperature butterfly valve, which is convenient for automatically adjusting the opening size and automatically opening, and improves the practicability and convenience. Comprising a body mechanism; the heat preservation and insulation device further comprises a switch mechanism, a driving mechanism, a control mechanism and an adjusting mechanism, the switch mechanism is installed on the main body mechanism, the driving mechanism is installed on the side wall of the main body mechanism, the control mechanism is installed on the driving mechanism, and the adjusting mechanism is installed on the control mechanism. The driving mechanism drives the switching mechanism to open and close the butterfly valve, the control mechanism adjusts the opening degree of the switching mechanism, and the adjusting mechanism adjusts the control mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of butterfly valves, in particular to a flue self-insulating ultra-high temperature butterfly valve. Background Art

[0002] In industrial heating equipment that uses natural gas or oil as fuel, the high-temperature flue gas generated by the fuel is discharged through the flue and the chimney. In order to adjust the furnace pressure, ensure normal combustion of the fuel and meet the process requirements, a regulating device needs to be installed on the flue.

[0003] Existing butterfly valves, such as the prior art with application number CN200920095734.7, include a valve body, an insulation lining, a sub-port, a pin, an upper bearing seat, a sliding bearing, a valve stem, a valve plate, a lower bearing and a thrust ball bearing, etc. An insulation lining with a sub-port is provided in the valve body. When the butterfly valve is closed, the valve plate can be tightly attached to the sub-port of the insulation lining, thereby solving the sealing problem of the flue valve.

[0004] However, the prior art is not convenient for automatically adjusting the size of the valve plate opening, which reduces the practicality. In addition, the prior art is not convenient for heat preservation. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a flue self-insulating ultra-high temperature butterfly valve which is convenient for automatically adjusting the opening size and automatically opening, thereby improving practicality and convenience.

[0006] The utility model discloses a flue self-insulating ultra-high temperature butterfly valve, comprising a main body mechanism; further comprising a switch mechanism, a driving mechanism, a control mechanism and an adjusting mechanism, wherein the switch mechanism is mounted on the main body mechanism, the driving mechanism is mounted on the side wall of the main body mechanism, the control mechanism is mounted on the driving mechanism, and the adjusting mechanism is mounted on the control mechanism, and thermal insulation is performed through the main body mechanism, the driving mechanism drives the switch mechanism to switch the butterfly valve, the control mechanism adjusts the opening size of the switch mechanism, and the adjusting mechanism adjusts the control mechanism; thermal insulation is performed through the main body mechanism, the driving mechanism drives the switch mechanism to switch the butterfly valve, the control mechanism adjusts the opening size of the switch mechanism, and the adjusting mechanism adjusts the control mechanism, thereby improving practicality.

[0007] Preferably, the main body structure includes a valve body and a flange, the flanges are installed at both ends of the valve body, and the flanges are arranged in the valve body; the flanges are arranged to facilitate the installation of the valve body, and the insulation chamber is arranged to perform thermal insulation.

[0008] Preferably, the switch mechanism includes a rotating shaft and a valve plate, and the valve plate is rotatably installed in the valve body via the rotating shaft; the ventilation volume of the butterfly valve is adjusted by the valve plate rotating around the rotating shaft.

[0009] Preferably, the driving mechanism includes a driving box, a turbine, a worm gear and a driving motor, the driving box is mounted on the side wall of the valve body, the turbine is mounted on the rotating shaft, the worm gear is rotatably mounted on the inner wall of the driving box, the worm gear is meshed with the turbine, the driving motor is mounted above the outer wall of the driving box, and the output end of the driving motor is connected to the worm gear; the worm gear is driven to rotate by turning on the driving motor, and then the rotating shaft is driven to rotate through the meshing relationship, and then the valve plate is driven to rotate, thereby adjusting the ventilation volume of the butterfly valve.

[0010] Preferably, the control mechanism includes an adjusting disk, a rotating rod, a sliding block and a proximity switch, the adjusting disk is installed on the top of the drive box, a sliding groove is provided on the adjusting disk, the rotating rod is installed on the rotating shaft, the sliding block is slidably installed on the sliding groove, and the proximity switch is installed on the sliding block; when the rotating shaft rotates, the rotating rod is driven to rotate, and when the rotating rod approaches the proximity switch on the sliding block, the drive motor is controlled to stop working through the proximity switch.

[0011] Preferably, the adjusting mechanism includes a connecting rod, a sliding sleeve, a sliding rod, a lead screw and an adjusting motor, the connecting rod is mounted on the sliding block, a mounting plate is provided at the bottom end of the adjusting disk, the sliding sleeve is rotatably mounted on the mounting plate through the mounting block, the sliding rod is slidably mounted in the sliding sleeve, the lead screw is rotatably mounted in the sliding sleeve, the lead screw is threadably matched with the sliding rod, the adjusting motor is mounted on the side wall of the sliding sleeve, and the output end of the adjusting motor is connected to the lead screw; the lead screw is driven to rotate by turning on the adjusting motor, and then the sliding rod is driven to slide in the sliding sleeve through the threaded relationship, and then the lead screw is driven to slide on the slide groove through the connecting rod, thereby completing the adjustment of the position of the proximity switch, thereby facilitating the adjustment of the size of the valve plate opening.

[0012] Compared with the prior art, the utility model has the following beneficial effects: heat insulation is performed through the main body mechanism, the driving mechanism drives the switch mechanism to open and close the butterfly valve, the control mechanism adjusts the opening size of the switch mechanism, and the regulating mechanism adjusts the control mechanism, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0014] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0015] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0016] Figure 4 It is a first top view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 5 It is a second top view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 6 The utility model Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0019] Markings in the accompanying drawings: 01, main mechanism; 11, valve body; 12, flange; 13, insulation chamber; 02, switch mechanism; 21, rotating shaft; 22, valve plate; 03, driving mechanism; 31, driving box; 32, turbine; 33, worm gear; 34, driving motor; 04, control mechanism; 41, adjusting disk; 42, slide groove; 43, rotating rod; 44, sliding block; 45, proximity switch; 05, adjusting mechanism; 51, connecting rod; 52, sliding sleeve; 53, sliding rod; 54, screw; 55, adjusting motor. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example 1

[0022] like Figures 1 to 4 As shown, it includes a main body mechanism 01, a switch mechanism 02, a drive mechanism 03, a control mechanism 04 and an adjustment mechanism 05, wherein the switch mechanism 02 is mounted on the main body mechanism 01, the drive mechanism 03 is mounted on the side wall of the main body mechanism 01, the control mechanism 04 is mounted on the drive mechanism 03, and the adjustment mechanism 05 is mounted on the control mechanism 04;

[0023] The main body mechanism 01 is used for heat insulation, the driving mechanism 03 drives the switch mechanism 02 to open and close the butterfly valve, the control mechanism 04 adjusts the opening size of the switch mechanism 02, and the regulating mechanism 05 adjusts the control mechanism 04;

[0024] The main body 01 includes a valve body 11 and a flange 12. The flange 12 is installed at both ends of the valve body 11. The flange 12 is arranged inside the valve body 11.

[0025] The switch mechanism 02 includes a rotating shaft 21 and a valve plate 22, and the valve plate 22 is rotatably mounted in the valve body 11 via the rotating shaft 21;

[0026] The driving mechanism 03 includes a driving box 31, a turbine 32, a worm 33 and a driving motor 34. The driving box 31 is mounted on the side wall of the valve body 11, the turbine 32 is mounted on the rotating shaft 21, the worm 33 is rotatably mounted on the inner wall of the driving box 31, the worm 33 is meshed with the turbine 32, the driving motor 34 is mounted on the outer wall of the driving box 31, and the output end of the driving motor 34 is connected to the worm 33;

[0027] The flange 12 is provided to facilitate the installation of the valve body 11, and the heat insulation chamber 13 is provided to maintain heat preservation and insulation. The drive motor 34 is turned on to drive the worm 33 to rotate, and then the rotating shaft 21 is driven to rotate through the meshing relationship, and then the valve plate 22 is driven to rotate, so as to adjust the ventilation volume of the butterfly valve, the control mechanism 04 adjusts the opening size of the switch mechanism 02, and the adjustment mechanism 05 adjusts the control mechanism 04, thereby improving practicality.

[0028] Example 2

[0029] like Figure 5 and Figure 6 As shown, it includes a main body mechanism 01, a switch mechanism 02, a drive mechanism 03, a control mechanism 04 and an adjustment mechanism 05, wherein the switch mechanism 02 is mounted on the main body mechanism 01, the drive mechanism 03 is mounted on the side wall of the main body mechanism 01, the control mechanism 04 is mounted on the drive mechanism 03, and the adjustment mechanism 05 is mounted on the control mechanism 04;

[0030] The main body mechanism 01 is used for heat insulation, the driving mechanism 03 drives the switch mechanism 02 to open and close the butterfly valve, the control mechanism 04 adjusts the opening size of the switch mechanism 02, and the regulating mechanism 05 adjusts the control mechanism 04;

[0031] The control mechanism 04 includes an adjusting disk 41, a rotating rod 43, a sliding block 44 and a proximity switch 45. The adjusting disk 41 is installed at the top of the driving box 31. The adjusting disk 41 is provided with a slide groove 42. The rotating rod 43 is installed on the rotating shaft 21. The sliding block 44 is slidably installed on the slide groove 42. The proximity switch 45 is installed on the sliding block 44.

[0032] The adjusting mechanism 05 includes a connecting rod 51, a sliding sleeve 52, a sliding rod 53, a lead screw 54 and an adjusting motor 55. The connecting rod 51 is mounted on the sliding block 44. A mounting plate is provided at the bottom end of the adjusting disk 41. The sliding sleeve 52 is rotatably mounted on the mounting plate through the mounting block. The sliding rod 53 is slidably mounted in the sliding sleeve 52. The lead screw 54 is rotatably mounted in the sliding sleeve 52. The lead screw 54 is threadedly matched with the sliding rod 53. The adjusting motor 55 is mounted on the side wall of the sliding sleeve 52. The output end of the adjusting motor 55 is connected to the lead screw 54.

[0033] The main body mechanism 01 is used for heat insulation, and the driving mechanism 03 drives the switch mechanism 02 to switch the butterfly valve. When the rotating shaft 21 rotates, the rotating rod 43 is driven to rotate. When the rotating rod 43 approaches the proximity switch 45 on the sliding block 44, the driving motor 34 is controlled to stop working through the proximity switch 45. The screw 54 is driven to rotate by opening the adjustment motor 55, and then the sliding rod 53 is driven to slide in the sliding sleeve 52 through the threaded relationship, and then the screw 54 is driven to slide on the slide groove 42 through the connecting rod 51, thereby completing the adjustment of the position of the proximity switch 45, thereby facilitating the adjustment of the opening size of the valve plate 22.

[0034] like Figures 1 to 6 As shown, a flue self-insulating ultra-high temperature butterfly valve of the utility model, when working, is convenient for installing the valve body 11 by providing a flange 12, and is heat-insulated and heat-insulated by providing a heat-insulating chamber 13, and the vortex rod 33 is driven to rotate by opening the driving motor 34, and then the rotating shaft 21 is driven to rotate by the meshing relationship, and then the valve plate 22 is driven to rotate, so as to adjust the ventilation volume of the butterfly valve, when the rotating shaft 21 rotates, it drives the rotating rod 43 to rotate, when the rotating rod 43 approaches the proximity switch 45 on the sliding block 44, and then the driving motor 34 is controlled to stop working by the proximity switch 45, and the lead screw 54 is driven to rotate by opening the adjusting motor 55, and then the sliding rod 53 is driven to slide in the sliding sleeve 52 by the threaded relationship, and then the lead screw 54 is driven to slide on the slide groove 42 by the connecting rod 51, and then the position of the proximity switch 45 is adjusted, so as to facilitate the adjustment of the opening size of the valve plate 22.

[0035] The drive motor 34, proximity switch 45 and regulating motor 55 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for creative work by technicians in this field.

[0036] The main function achieved by the utility model is that during the working process of the butterfly valve, the opening size can be automatically adjusted and opened automatically, thereby improving practicality and convenience.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A flue self-insulating ultra-high temperature butterfly valve, comprising a main body mechanism (01); characterized in that: It also includes a switch mechanism (02), a drive mechanism (03), a control mechanism (04) and an adjustment mechanism (05), wherein the switch mechanism (02) is mounted on the main mechanism (01), the drive mechanism (03) is mounted on the side wall of the main mechanism (01), the control mechanism (04) is mounted on the drive mechanism (03), and the adjustment mechanism (05) is mounted on the control mechanism (04); The main body mechanism (01) performs heat preservation and heat insulation, the driving mechanism (03) drives the switch mechanism (02) to open and close the butterfly valve, the control mechanism (04) adjusts the opening size of the switch mechanism (02), and the regulating mechanism (05) adjusts the control mechanism (04).

2. A flue self-insulating ultra-high temperature butterfly valve as claimed in claim 1, characterized in that: The main body mechanism (01) comprises a valve body (11) and a flange (12). The flange (12) is installed at both ends of the valve body (11), and the flange (12) is arranged inside the valve body (11).

3. A flue self-insulating ultra-high temperature butterfly valve as claimed in claim 2, characterized in that: The switch mechanism (02) comprises a rotating shaft (21) and a valve plate (22), and the valve plate (22) is rotatably mounted in the valve body (11) via the rotating shaft (21).

4. A flue self-insulating ultra-high temperature butterfly valve as claimed in claim 2, characterized in that: The driving mechanism (03) comprises a driving box (31), a turbine (32), a worm gear (33) and a driving motor (34); the driving box (31) is mounted on the side wall of the valve body (11); the turbine (32) is mounted on the rotating shaft (21); the worm gear (33) is rotatably mounted on the inner wall of the driving box (31); the worm gear (33) is meshed with the turbine (32); the driving motor (34) is mounted above the outer wall of the driving box (31); and the output end of the driving motor (34) is connected to the worm gear (33).

5. A flue self-insulating ultra-high temperature butterfly valve as claimed in claim 4, characterized in that: The control mechanism (04) comprises an adjusting disk (41), a rotating rod (43), a sliding block (44) and a proximity switch (45). The adjusting disk (41) is mounted on the top of the driving box (31). A sliding groove (42) is arranged on the adjusting disk (41). The rotating rod (43) is mounted on the rotating shaft (21). The sliding block (44) is slidably mounted on the sliding groove (42). The proximity switch (45) is mounted on the sliding block (44).

6. A flue self-insulating ultra-high temperature butterfly valve as claimed in claim 5, characterized in that: The adjusting mechanism (05) comprises a connecting rod (51), a sliding sleeve (52), a sliding rod (53), a lead screw (54) and an adjusting motor (55), wherein the connecting rod (51) is mounted on the sliding block (44), a mounting plate is arranged at the bottom end of the adjusting disk (41), the sliding sleeve (52) is rotatably mounted on the mounting plate through the mounting block, the sliding rod (53) is slidably mounted in the sliding sleeve (52), the lead screw (54) is rotatably mounted in the sliding sleeve (52), the lead screw (54) is threadedly matched with the sliding rod (53), the adjusting motor (55) is mounted on the side wall of the sliding sleeve (52), and the output end of the adjusting motor (55) is connected to the lead screw (54).

Images