Corrosion-resistant and high-temperature-resistant safety valve

Abstract

The utility model provides a corrosion-resistant and high-temperature-resistant safety valve which comprises a valve body, connecting pipes are fixedly arranged on the two sides of the valve body in a communicated mode, and flange rings are fixedly arranged on the sides, deviating from each other, of the two connecting pipes in a sleeved mode. A matching cavity is formed in the valve body, an adjusting valve element is arranged in the matching cavity in a matched mode, a communicating channel is formed in the adjusting valve element, the communicating channel is matched with the connecting pipe, and a matching adjusting mechanism is arranged between the adjusting valve element and the valve body. The valve body is arranged in the mounting bracket, and the mounting bracket is used for adjusting the height of the valve body. According to the safety valve, through the matched arrangement of all the structures, the height of the safety valve can be conveniently adjusted according to needs, and the safety valve is easy to operate and beneficial to popularization.

Description

Technical Field

[0001] The utility model relates to the technical field related to safety valves, and in particular to a corrosion-resistant and high-temperature-resistant safety valve. Background Art

[0002] A safety valve is a safety protection valve that prevents the medium pressure in a pipeline or equipment from exceeding a specified value by discharging the medium outside the system. It is mainly used in boilers, pressure vessels and pipelines.

[0003] After searching, the Chinese utility model application number is CN202220145146.5, the publication number is CN217440826U, and the name of the patent document is a wear-resistant and corrosion-resistant safety valve body containing an anti-corrosion sleeve, including a valve body, a valve stem is rotatably provided on the top of the valve body, the bottom of the valve stem extends to the inner cavity of the valve body and is fixedly connected with a valve ball, a groove is provided on the surface of the valve ball, a sealing component is installed on the surface of the valve ball, a hand wheel is fixedly connected to the top of the valve stem, a limit assembly is installed on the surface of the valve stem, and a filter cleaning assembly is installed on the inner wall of the valve body;

[0004] In the above patent document, when the fluid medium flows out, the valve ball is driven to rotate by turning the hand wheel, thereby facilitating the opening and closing of the valve body. Although the function can be achieved, the manual operation is not only time-consuming and labor-intensive, but also increases the labor intensity of the operators and greatly reduces the practicality of the device.

[0005] Therefore, based on the above problems, the present invention provides a corrosion-resistant and high-temperature-resistant safety valve. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a corrosion-resistant and high-temperature-resistant safety valve, which solves the problems mentioned in the background technology.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A corrosion-resistant and high-temperature-resistant safety valve comprises a valve body, both sides of the valve body are connected and fixedly provided with connecting pipes, and flange rings are fixedly sleeved on the opposite sides of the two connecting pipes;

[0009] A matching cavity is provided in the valve body, a regulating valve core is provided in the matching cavity, a communication channel is provided on the regulating valve core, the communication channel is matched with the connecting pipe, and a matching regulating mechanism is provided between the regulating valve core and the valve body;

[0010] The valve body is arranged in a mounting bracket, and the mounting bracket is used to adjust the height of the valve body.

[0011] Furthermore, the outer wall of the regulating valve core, the interior of the communicating channel, the inner wall of the matching cavity, the outer wall of the valve body and the outer wall of the connecting pipe are all coated with high temperature resistant anti-corrosion coating.

[0012] Further, the matching adjustment mechanism includes two rotating pins, each of which is rotatably arranged on the valve body, one end of each rotating pin is fixedly connected to one end of the regulating valve core, the other end of each rotating pin is fixedly provided with a connecting plate, and the end of each connecting plate away from the corresponding rotating pin is equipped with a matching pin;

[0013] A mounting block is provided on one side of each connecting plate, each mounting block is fixedly connected to the outer wall of the valve body, a rotating shaft is rotatably provided on each mounting block, an adjusting plate is fixedly provided on the end of each rotating shaft away from the corresponding mounting block, an elliptical sliding hole is provided on each adjusting plate, each matching pin is located in the corresponding elliptical sliding hole, and a meshing gear is fixedly sleeved on each rotating shaft, and a synchronous adjustment component is provided between the two meshing gears and the valve body.

[0014] Furthermore, the synchronous adjustment component includes a telescopic cylinder, which is fixedly mounted on the bottom surface of the valve body. A U-shaped plate is fixedly provided at the telescopic end of the telescopic cylinder, and two rack plates are fixedly provided on the U-shaped plate. Each rack plate is meshed and connected with a corresponding meshing gear.

[0015] Furthermore, the mounting bracket includes two pairs of mounting plates, each of which is provided with two matching mounting holes, each of which is provided with a mounting screw, one end of each mounting screw is threadedly inserted into the valve body, and a number of locking nuts are provided on both sides of each mounting plate, each of which is threadedly sleeved on the corresponding mounting screw, and a mounting base is fixed at the bottom end of each mounting plate.

[0016] Furthermore, a reinforcement plate is fixed between two adjacent mounting bases.

[0017] The utility model provides a corrosion-resistant and high-temperature-resistant safety valve. Compared with the prior art, it has the following beneficial effects:

[0018] 1. The utility model facilitates the rotation of the regulating valve core by coordinating the regulating mechanism with the synchronous regulating assembly, so that the communicating channel is connected with the two connecting pipes, which is not only convenient for opening and closing the valve body and facilitating the outflow of the fluid medium, but also effectively solves the problem of manually adjusting the valve core in the prior art, and is simple to operate and is conducive to promotion;

[0019] 2. The utility model is equipped with a mounting bracket, and the valve body is lifted or lowered by loosening the locking nut. When it is moved to a suitable position, the locking nuts are tightened in sequence so that each locking nut is pressed against the outer wall of the corresponding mounting plate, thereby adjusting the lifting height of the valve body and increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 The utility model is shown as a three-dimensional connection schematic diagram of the overall structure of the main view;

[0022] Figure 2 The utility model is shown as a three-dimensional connection diagram of the overall structure from the right;

[0023] Figure 3 It shows a three-dimensional connection schematic diagram of the cross-sectional structure of the valve body, the matching adjustment mechanism and other structures of the utility model;

[0024] Figure 4 A three-dimensional connection diagram of the valve body, the matching adjustment mechanism, the connecting pipe and other structures of the utility model is shown;

[0025] Figure 5 It shows a three-dimensional connection diagram of the matching adjustment mechanism and the adjustment valve core of the utility model;

[0026] As shown in the figure: 1. Valve body; 2. Connecting pipe; 3. Matching adjustment mechanism; 31. Adjusting plate; 32. Elliptical sliding hole; 33. Matching pin; 34. Connecting plate; 35. Turn pin; 36. Meshing gear; 37. Rack plate; 38. U-shaped plate; 39. Telescopic cylinder; 4. Mounting plate; 5. Matching mounting hole; 6. Mounting base; 7. Reinforcement plate; 8. Locking nut; 9. Mounting screw; 10. Adjusting valve core; 11. Connecting channel; 12. Flange ring. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0028] Embodiment 1

[0029] In order to solve the technical problems in the background technology, a corrosion-resistant and high-temperature-resistant safety valve is provided as follows:

[0030] Combination Figure 1-5 As shown, the utility model provides a corrosion-resistant and high-temperature-resistant safety valve, comprising a valve body 1, both sides of the valve body 1 are connected and fixedly provided with connecting pipes 2, and flange rings 12 are fixedly sleeved on the opposite sides of the two connecting pipes 2;

[0031] A matching cavity is provided in the valve body 1, and a regulating valve core 10 is provided in the matching cavity. A communication channel 11 is provided on the regulating valve core 10, and the communication channel 11 is matched with the connecting pipe 2. A matching regulating mechanism 3 is provided between the regulating valve core 10 and the valve body 1;

[0032] The valve body 1 is arranged in a mounting bracket, and the mounting bracket is used to adjust the height of the valve body 1 .

[0033] The outer wall of the regulating valve core 10 , the interior of the communicating channel 11 , the inner wall of the matching cavity, the outer wall of the valve body 1 and the outer wall of the connecting pipe 2 are all coated with high temperature resistant anti-corrosion paint.

[0034] The matching adjustment mechanism 3 includes two rotating pins 35, each rotating pin 35 is rotatably arranged on the valve body 1, one end of each rotating pin 35 is fixedly connected to one end of the regulating valve core 10, and the other end of each rotating pin 35 is fixedly provided with a connecting plate 34, and the end of each connecting plate 34 away from the corresponding rotating pin 35 is installed with a matching pin 33;

[0035] A mounting block is provided on one side of each connecting plate 34, and each mounting block is fixedly connected to the outer wall of the valve body 1. A rotating shaft is rotatably provided on each mounting block, and an adjusting plate 31 is fixedly provided on the end of each rotating shaft away from the corresponding mounting block. An elliptical sliding hole 32 is opened on each adjusting plate 31, and each matching pin 33 is located in the corresponding elliptical sliding hole 32, and a meshing gear 36 is fixedly sleeved on each rotating shaft, and a synchronous adjustment component is provided between the two meshing gears 36 and the valve body 1.

[0036] The synchronous adjustment component includes a telescopic cylinder 39, which is fixedly mounted on the bottom surface of the valve body 1. A U-shaped plate 38 is fixedly arranged at the telescopic end of the telescopic cylinder 39, and two rack plates 37 are fixedly arranged on the U-shaped plate 38. Each rack plate 37 is meshed and connected with a corresponding meshing gear 36.

[0037] When used specifically, the operations are as follows:

[0038] When the fluid medium needs to circulate, the telescopic cylinder 39 is started. Under the power output of the telescopic cylinder 39, the telescopic end of the telescopic cylinder 39 is driven to telescope, thereby driving the U-shaped plate 38 and the two rack plates 37 on the U-shaped plate 38 to move synchronously. At the same time, under the meshing operation, each meshing gear 36 is driven to mesh and rotate along the corresponding rack plate 37, thereby driving the corresponding rotating shaft, the adjusting plate 31 and the elliptical sliding hole 32 on the adjusting plate 31 to rotate synchronously within a certain range, thereby driving each matching pin 33 to slide along the corresponding elliptical sliding hole 32. In this way, it is convenient to drive the two connecting plates 34 to rotate synchronously within a certain range, thereby driving the two rotating pins 35 to rotate, thereby driving the regulating valve core 10 to rotate, so that the connecting channel 11 is connected with the two connecting pipes 2, which is not only convenient for opening and closing the valve body 1 and facilitating the outflow of the fluid medium, but also simple in operation and conducive to promotion.

[0039] Embodiment 2

[0040] like Figure 1-5 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0041] The mounting bracket includes two pairs of mounting plates 4, each mounting plate 4 is provided with two matching mounting holes 5, each matching mounting hole 5 is provided with a mounting screw 9, one end of each mounting screw 9 is threadedly inserted into the valve body 1, and both sides of each mounting plate 4 are provided with a plurality of locking nuts 8, each locking nut 8 is threadedly sleeved on the corresponding mounting screw 9, and the bottom end of each mounting plate 4 is fixed with a mounting base 6. A reinforcing plate 7 is fixed between two adjacent mounting bases 6.

[0042] In specific use, based on the first embodiment, when the safety valve needs to be adjusted, the locking nut 8 is loosened, and the valve body 1 is lifted or lowered. When it is moved to a suitable position, the locking nuts 8 are tightened in sequence so that each locking nut 8 is pressed against the outer wall of the corresponding mounting plate 4. In this way, the lifting height of the valve body 1 can be adjusted, which is beneficial to increase the practicality of the device.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0044] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A corrosion-resistant and high-temperature-resistant safety valve, comprising a valve body (1), characterized in that: Both sides of the valve body (1) are connected and fixedly provided with connecting pipes (2), and flange rings (12) are fixedly sleeved on the opposite sides of the two connecting pipes (2); The valve body (1) is provided with a matching cavity, a regulating valve core (10) is provided in the matching cavity, a communication channel (11) is provided on the regulating valve core (10), the communication channel (11) is matched with the connecting pipe (2), and a matching regulating mechanism (3) is provided between the regulating valve core (10) and the valve body (1); The valve body (1) is arranged in a mounting bracket, and the mounting bracket is used to adjust the height of the valve body (1); The matching adjustment mechanism (3) comprises two rotating pins (35), each of which is rotatably arranged on the valve body (1), one end of each of which is fixedly connected to one end of the regulating valve core (10), the other end of each of which is fixedly provided with a connecting plate (34), and the end of each of which is away from the corresponding rotating pin (35) is equipped with a matching pin (33); A mounting block is provided on one side of each of the connecting plates (34), each of the mounting blocks is fixedly connected to the outer wall of the valve body (1), each of the mounting blocks is rotatably provided with a rotating shaft, an adjusting plate (31) is fixedly provided at one end of each of the rotating shafts away from the corresponding mounting block, each of the adjusting plates (31) is provided with an elliptical sliding hole (32), each of the matching pins (33) is located in the corresponding elliptical sliding hole (32), and each of the rotating shafts is fixedly sleeved with a meshing gear (36), and a synchronous adjustment component is provided between the two meshing gears (36) and the valve body (1); The synchronous adjustment component comprises a telescopic cylinder (39), the telescopic cylinder (39) is fixedly mounted on the bottom surface of the valve body (1), a U-shaped plate (38) is fixedly provided at the telescopic end of the telescopic cylinder (39), two rack plates (37) are fixedly provided on the U-shaped plate (38), and each rack plate (37) is meshedly connected with a corresponding meshing gear (36).

2. A corrosion-resistant and high-temperature-resistant safety valve according to claim 1, characterized in that: The outer wall of the regulating valve core (10), the interior of the communicating channel (11), the inner wall of the matching cavity, the outer wall of the valve body (1) and the outer wall of the connecting pipe (2) are all coated with high temperature resistant anti-corrosion paint.

3. The corrosion-resistant and high-temperature-resistant safety valve according to claim 1, characterized in that: The mounting bracket comprises two pairs of mounting plates (4), each of the mounting plates (4) is provided with two matching mounting holes (5), each of the matching mounting holes (5) is provided with a mounting screw (9), one end of each of the mounting screws (9) is threadedly inserted into the valve body (1), a plurality of locking nuts (8) are provided on both sides of each of the mounting plates (4), each of the locking nuts (8) is threadedly sleeved on the corresponding mounting screw (9), and a mounting base (6) is fixedly provided at the bottom end of each of the mounting plates (4).

4. A corrosion-resistant and high-temperature-resistant safety valve according to claim 3, characterized in that: A reinforcing plate (7) is fixedly disposed between two adjacent mounting bases (6).

Images