Kiln tail bypass valve
By designing the kiln tail bypass valve, using the clamping structure of the bypass pipe and flange, combined with the smoke treatment of the atomized spray head, the bypass valve loosening and environmental pollution caused by the smoke impact of the kiln tail is solved, and windproof is achieved Stability and smoke treatment effect.
Patent Information
- Application Number
- CN202420175613.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-25
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-01-25
AI Technical Summary
The smoke at the tail of the cement rotary kiln is large and fast, which directly impacts the bypass valve and causes looseness. It needs to be treated initially during discharge to avoid affecting the processing environment.
A kiln tail bypass valve is designed, including a kiln tail body, outlet pipe and housing. The bypass valve body is installed through the bypass pipe and flange, and the cylinder and limit block are set for clamping and limiting, and through The atomization nozzle and the outlet pipe are sprayed with smoke and dust treatment water.
It effectively prevents loosening at the flange connection, ensures normal use of windproof, and treats smoke and dust by spraying, avoiding direct smoke and dust emissions affecting the environment.
Smart Images
Figure CN222438470U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bypass valves, in particular to a kiln tail bypass valve. Background Art
[0002] Cement rotary kiln belongs to the category of building materials equipment and is a type of lime kiln. According to the different materials processed, the rotary kiln can be divided into cement rotary kiln, metallurgical chemical rotary kiln and lime rotary kiln. Cement rotary kiln is the main equipment of cement clinker dry process and wet process production line.
[0003] The cement rotary kiln tail needs to use a bypass valve for wind protection. However, when the smoke and dust at the kiln tail is actually discharged, it is large and the speed is fast. When it directly impacts the bypass valve for discharge, the bypass valve is prone to loosening after long-term use. Therefore, it needs to be improved, and preliminary treatment is also required during discharge to avoid direct discharge affecting the processing environment. Utility Model Content
[0004] The purpose of the utility model is to provide a kiln tail bypass valve to solve the problems raised in the above background technology.
[0005] To achieve the above purpose, the utility model provides the following technical solutions: a kiln tail bypass valve, comprising a kiln tail body, a water outlet pipe and a shell,
[0006] The side end surface of the kiln tail body is installed with a shell through a bypass pipe, and the bypass pipe is installed with a bypass valve body through a flange;
[0007] A mounting frame is welded on the side end of the outer surface of the shell, and a cylinder and a fixing rod are installed in the mounting frame;
[0008] A fixing frame is arranged on the output shaft of the cylinder, and a limiting block is welded on the inner wall of the fixing frame;
[0009] A water outlet pipe is welded to the inner wall of the shell, and a fixing pipe is embedded in the bottom end surface of the shell;
[0010] A connecting pipe is embedded and fixed on the top end surface of the water outlet pipe.
[0011] Preferably, a discharge pipe is embedded and fixed at one end of the shell away from the bypass pipe, and the discharge pipe is in gas communication with the shell. The discharge pipe is in gas communication with the shell, so that the gas after entering the shell for spraying treatment is discharged through the discharge pipe.
[0012] Preferably, the limit block is sleeved on the flange, and the inner diameter of the limit block is adapted to the size of the flange. The flange connection of the bypass valve body can be clamped and limited by the limit block being sleeved on the flange.
[0013] Preferably, a fixing rod 2 is welded to one end of the fixing frame away from the limiting block, and the fixing rod 2 is slidably sleeved in the fixing rod 1. By slidingly sleeved in the fixing rod 1, the fixing frame is supported and limited at both ends by the fixing rod 2 and the fixing rod 1 when it moves forward and backward, so as to prevent the fixing frame from being deviated when in use.
[0014] Preferably, a waste pipe is embedded and fixed on the bottom end surface of the fixed pipe, and the waste pipe is in liquid communication with the fixed pipe. The water generated by spraying in the shell can be collected through the fixed pipe, and after collection, it can be collected and processed through the waste pipe to avoid direct discharge affecting the environment.
[0015] Preferably, an atomizing nozzle is installed on the inner wall of the water outlet pipe, and the atomizing nozzle is in liquid communication with the water outlet pipe. The smoke treatment water in the water outlet pipe is discharged through the atomizing nozzle, so that the atomizing nozzle sprays water to treat the smoke.
[0016] Preferably, a liquid inlet pipe is embedded and fixed on the connecting pipe, and the liquid inlet pipe is in liquid communication with the connecting pipe. The liquid inlet pipe is connected to the smoke treatment water body, so that the treated water body can be injected into the water outlet pipe through the connecting pipe for use.
[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0018] 1. The utility model provides a bypass valve body. When personnel are protecting the kiln tail body from wind, they can open the bypass valve body and protect the kiln tail body from wind through the bypass pipe. When protecting the kiln tail body from wind, the personnel can open the cylinder to push the limit block on the fixed frame to clamp and limit the flange connection between the bypass valve body and the bypass pipe, so as to avoid the flange connection and the bypass valve body from being loosened due to long-term wind impact, thereby meeting the normal use of wind protection.
[0019] 2. The utility model sets a shell, when personnel are doing windproofing on the kiln tail body, the windproof gas enters the shell through the bypass pipe, and then is connected to the smoke treatment water body through the liquid inlet pipe, so that the treated water body can be injected into the water outlet pipe through the connecting pipe for use, and the smoke treatment water body in the water outlet pipe is discharged through the atomizing nozzle, so that the atomizing nozzle sprays water to treat the smoke, and calmly prevents the smoke from being directly discharged and affecting the surrounding environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 This is a schematic diagram of the main internal structure of the utility model;
[0021] Figure 2 This is a schematic diagram of the main appearance structure of the utility model;
[0022] Figure 3 It is a side view structural schematic diagram of the utility model;
[0023] Figure 4 It is a schematic diagram of the top structure of the utility model.
[0024] In the figure: 1. waste pipe; 2. fixed pipe; 3. cylinder; 4. fixed rod 1; 5. kiln tail body; 6. mounting frame; 7. bypass valve body; 8. bypass pipe; 9. liquid inlet pipe; 10. connecting pipe; 11. water outlet pipe; 12. discharge pipe; 13. shell; 14. atomizing nozzle; 15. fixed frame; 16. limit block; 17. fixed rod 2. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] Embodiment 1
[0027] like Figure 1-4 As shown, a kiln tail bypass valve proposed by the utility model comprises a kiln tail body 5, a water outlet pipe 11 and a shell 13.
[0028] The side end surface of the kiln tail body 5 is installed with a shell 13 through a bypass pipe 8, and the bypass valve body 7 is installed on the bypass pipe 8 through a flange;
[0029] The outer surface side end of the shell 13 is welded with a mounting frame 6, and the mounting frame 6 is installed with a cylinder 3 and a fixing rod 4;
[0030] A fixing bracket 15 is provided on the output shaft of the cylinder 3, and a limiting block 16 is welded to the inner wall of the fixing bracket 15;
[0031] The inner wall of the shell 13 is welded with a water outlet pipe 11, and the bottom end surface of the shell 13 is embedded with a fixing pipe 2;
[0032] The connecting pipe 10 is embedded and fixed in the top end surface of the water outlet pipe 11 .
[0033] The limit block 16 is sleeved on the flange, and the inner diameter of the limit block 16 is matched with the size of the flange. The flange connection of the bypass valve body 7 can be clamped and limited by the limit block 16 being sleeved on the flange.
[0034] A fixing rod 2 17 is welded to one end of the fixing frame 15 away from the limiting block 16, and the fixing rod 2 17 is slidably sleeved in the fixing rod 1 4. By sliding the fixing rod 2 17 in the fixing rod 1 4, the two ends of the fixing frame 15 are supported and limited by the fixing rod 2 17 and the fixing rod 1 4 when the fixing frame 15 moves forward and backward, preventing the fixing frame 15 from being offset when in use.
[0035] Based on Example 1: When personnel are protecting the kiln tail body 5 from wind, they can open the bypass valve body 7 and protect the kiln tail body 5 from wind through the bypass pipe 8. When protecting from wind, personnel can open the cylinder 3 and push the limit block 16 on the fixed frame 15 to clamp and limit the flange connection between the bypass valve body 7 and the bypass pipe 8 to prevent the flange connection and the bypass valve body 7 from being loosened due to long-term wind impact.
[0036] Embodiment 2
[0037] like Figure 1-4 As shown, the utility model provides a kiln tail bypass valve. Compared with the first embodiment, this embodiment further includes: a kiln tail body 5, a water outlet pipe 11 and a shell 13.
[0038] The side end surface of the kiln tail body 5 is installed with a shell 13 through a bypass pipe 8, and the bypass valve body 7 is installed on the bypass pipe 8 through a flange;
[0039] The outer surface side end of the shell 13 is welded with a mounting frame 6, and the mounting frame 6 is installed with a cylinder 3 and a fixing rod 4;
[0040] A fixing bracket 15 is provided on the output shaft of the cylinder 3, and a limiting block 16 is welded to the inner wall of the fixing bracket 15;
[0041] The inner wall of the shell 13 is welded with a water outlet pipe 11, and the bottom end surface of the shell 13 is embedded with a fixing pipe 2;
[0042] The connecting pipe 10 is embedded and fixed in the top end surface of the water outlet pipe 11 .
[0043] An exhaust pipe 12 is embedded and fixed at one end of the shell 13 away from the bypass pipe 8, and the exhaust pipe 12 is in gas communication with the shell 13. The exhaust pipe 12 is in gas communication with the shell 13, so that the gas that enters the shell 13 for spraying treatment is discharged through the exhaust pipe 12.
[0044] A waste pipe 1 is embedded and fixed in the bottom end surface of the fixed pipe 2, and the waste pipe 1 is liquid-connected with the fixed pipe 2. The water generated by spraying in the shell 13 can be collected through the fixed pipe 2, and after collection, it can be collected and processed through the waste pipe 1 to avoid direct discharge that affects the environment.
[0045] An atomizing nozzle 14 is installed on the inner wall of the water outlet pipe 11, and the atomizing nozzle 14 is in liquid communication with the water outlet pipe 11, and the smoke treatment water in the water outlet pipe 11 is discharged through the atomizing nozzle 14, so that the atomizing nozzle 14 sprays water to treat the smoke.
[0046] A liquid inlet pipe 9 is embedded and fixed on the connecting pipe 10, and the liquid inlet pipe 9 is liquid-connected to the connecting pipe 10. The smoke treatment water body is connected to the liquid inlet pipe 9, so that the treated water body can be injected into the outlet pipe 11 through the connecting pipe 10 for use. As is well known to those skilled in the art, the provision of smoke treatment water bodies is commonplace, and they are all conventional means or common knowledge, and will not be elaborated here. Those skilled in the art can make any selection according to their needs or convenience.
[0047] Based on Example 2: When personnel are performing windproofing on the kiln tail body 5, the windproof gas enters the shell 13 through the bypass pipe 8, and then is connected to the smoke treatment water body through the liquid inlet pipe 9, so that the treated water body can be injected into the water outlet pipe 11 through the connecting pipe 10 for use, and the smoke treatment water body in the water outlet pipe 11 is discharged through the atomizing nozzle 14, so that the atomizing nozzle 14 sprays water to treat the smoke.
[0048] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A kiln tail bypass valve, comprising a kiln tail body (5), a water outlet pipe (11) and a shell (13), characterized in that: A shell (13) is installed on the side end surface of the kiln tail body (5) via a bypass pipe (8), and a bypass valve body (7) is installed on the bypass pipe (8) via a flange; A mounting frame (6) is welded to the side end of the outer surface of the shell (13), and a cylinder (3) and a fixing rod (4) are installed in the mounting frame (6); A fixing frame (15) is arranged on the output shaft of the cylinder (3), and a limiting block (16) is welded to the inner wall of the fixing frame (15); The inner wall of the shell (13) is welded with a water outlet pipe (11), and the bottom end surface of the shell (13) is embedded with a fixing pipe (2); A connecting pipe (10) is embedded and fixed on the top end surface of the water outlet pipe (11).
2. A kiln tail bypass valve according to claim 1, characterized in that: An exhaust pipe (12) is embedded and fixed in one end of the shell (13) away from the bypass pipe (8), and the exhaust pipe (12) is in gas communication with the shell (13).
3. The kiln tail bypass valve according to claim 1, characterized in that: The limiting block (16) is sleeved on the flange, and the inner diameter of the limiting block (16) is matched with the size of the flange.
4. The kiln tail bypass valve according to claim 1, characterized in that: A second fixing rod (17) is welded to one end of the fixing frame (15) away from the limiting block (16), and the second fixing rod (17) is slidably sleeved in the first fixing rod (4).
5. The kiln tail bypass valve according to claim 1, characterized in that: A waste discharge pipe (1) is embedded and fixed in the bottom end surface of the fixed pipe (2), and the waste discharge pipe (1) is in liquid communication with the fixed pipe (2).
6. The kiln tail bypass valve according to claim 1, characterized in that: An atomizing nozzle (14) is installed on the inner wall of the water outlet pipe (11), and the atomizing nozzle (14) is in liquid communication with the water outlet pipe (11).
7. The kiln tail bypass valve according to claim 1, characterized in that: A liquid inlet pipe (9) is embedded and fixed on the connecting pipe (10), and the liquid inlet pipe (9) is in liquid communication with the connecting pipe (10).