阅读说明：本技术 一种便捷耐用减压阀 (Convenient and durable pressure reducing valve ) 是由 保位 于 2021-09-17 设计创作，主要内容包括：本发明涉及一种用于流体介质和气体介质的减压阀,具体为一种便捷耐用减压阀,包括外壳体,所述外壳体的一侧固设有高压输入口,所述外壳体远离高压输入口的一侧底面中部固设有冲击底座,所述外壳体底面一侧固设有减压输出部件,所述外壳体与输出壳体通过螺栓紧密连接,所述输出壳体的一侧固设有低压输出口。(The invention relates to a pressure reducing valve for fluid media and gas media, in particular to a convenient and durable pressure reducing valve which comprises an outer shell, wherein a high-pressure input port is fixedly arranged on one side of the outer shell, an impact base is fixedly arranged in the middle of the bottom surface of one side, far away from the high-pressure input port, of the outer shell, a pressure reducing output component is fixedly arranged on one side of the bottom surface of the outer shell, the outer shell is tightly connected with an output shell through bolts, and a low-pressure output port is fixedly arranged on one side of the output shell.)

1. The utility model provides a convenient durable relief pressure valve, includes shell body (2), its characterized in that, one side of shell body (2) has set firmly high pressure input port (201), one side bottom surface middle part that high pressure input port (201) were kept away from in shell body (2) has set firmly impact base (203), shell body (2) bottom surface one side has set firmly decompression output part (3), shell body (2) and output casing (1) are through bolt zonulae occludens, one side of output casing (1) has set firmly low pressure delivery outlet (101).

2. The convenient and durable pressure reducing valve according to claim 1, wherein the outer shell (2) and the output shell (1) are both in a round cake shape, low-pressure media can be output outwards from both sides of the inside of the outer shell (2), and the pressure reducing output parts (3) are symmetrically arranged in the outer shell (2).

3. The convenient and durable pressure reducing valve according to claim 1, wherein a flow guide block (102) is fixedly arranged in the middle of the bottom surface of one side of the inner bottom surface of the output housing (1) far away from the low-pressure output port (101), pressure reducing output ports (103) are arranged on both sides of the inner bottom surface of the output housing (1) far away from the flow guide block (102), the pressure reducing output ports (103) are communicated with the outer housing (2), a pressure gauge (104) is arranged on one side of the outer portion of the output housing (1) close to the low-pressure output port (101), and one end of the pressure gauge (104) extends into the output housing (1) and is connected with a supporting base (105).

4. The convenient and durable pressure reducing valve according to claim 3, wherein a first cavity (106) is formed in the supporting base (105), a detection spring (107) is fixedly arranged in the first cavity (106), the other end of the detection spring (107) is connected to one end of a supporting rod (108), the supporting rod (108) is slidably connected into the pressure base (105), and the other end of the supporting rod (108) extends into a pressure reducing output port to enter the outer shell (2).

5. Convenient and durable pressure reducing valve according to claim 1, characterized in that a first connecting rod (204) is slidably connected in the impact base (203), the other end of the first connecting rod (204) is fixedly provided with a buffer block (205), one side of the buffer block (205) close to the first connecting rod (204) is fixedly provided with a first spring (210), the other end of the first spring (210) is connected with the impact base (203), a first track shell (206) is fixedly arranged in one side of the buffer block (205), a circular slide bar (207) is connected in the first track shell (206) in a sliding way, a diamond block (208) is fixedly arranged on the circular slide bar (207), the end point of the bottom of the diamond block (208) is connected on a support plate (209) in a sliding way, one end of the diamond block (208) is hermetically connected with the outer shell (2), and the supporting plate (209) is fixedly arranged on one side of the middle impact base (203) on the bottom surface of the outer shell (2).

6. The convenient and durable pressure reducing valve according to claim 1, wherein the pressure reducing output part (3) further comprises a support block (301) fixedly arranged at the bottom in the outer shell (2) far away from the impact base (203), the support block (301) is connected with the buffer block (205) through a diaphragm (212), a second track shell (309) is fixedly arranged in the outer shell (2) at one side of the support block (301) far away from the impact base (203), a two-piece valve port (310) is connected in the second track shell (309) in a sliding manner, an opening (311) is arranged at one side of the outer shell (2), a cover plate (211) is arranged on the opening (311), a strong spring (312) is fixedly arranged on the inner end face of the cover plate (211), the strong spring (312) penetrates through the seal block (314) to be connected with a clamping plate (313), and a second connecting rod (303) is fixedly arranged at the other side of the clamping plate (313), the other end of the second connecting rod (303) is fixedly provided with a valve block (302), one side of the valve block (302) is abutted to the output end of the supporting rod (108), one side of the second connecting rod (303) close to the clamping plate (313) is connected with a buffer plate (306) in a sliding mode, a cavity (307) is fixedly arranged in the outer shell (2) at the opening of the two valve ports (310), non-Newtonian fluid (308) is arranged in the cavity (307), one end, close to the valve block (302), of the outer wall of the cavity (307) is provided with a spring connecting block (305), the spring connecting block (305) is fixedly arranged on one side of the buffer plate (306), the other side of the spring connecting block (305) is fixedly provided with a second spring (304), and the second spring (304) is connected with the valve block (302).

7. The portable durable pressure reducing valve according to claim 6, wherein the strong spring (312) is arranged in a hydraulic chamber (313), the hydraulic chamber (313) passes through the inside of the outer shell (2) and enters the impact base (203), and the sealing block (314) is connected with the hydraulic chamber in a sliding manner.

Technical Field

The invention relates to a pressure reducing valve for fluid media and gas media, in particular to a convenient and durable pressure reducing valve.

Background

The pressure reducing valve is a special device for automatically reducing the working pressure of a pipeline, a medium with higher pressure can be reduced to a set pressure after a pressure reducing range is set, the high-pressure medium with low pressure is required in working production, and the high-pressure medium cannot be directly used, so that the high-pressure medium is particularly important to be converted into the low-pressure medium, the fatigue failure of an internal spring is caused by the fact that the high pressure is applied to the inside of the pressure reducing valve for a long time in the using process of the pressure reducing valve, the pressure reducing valve can generate larger lateral force in an opening and closing mode, the internal structure can be damaged due to the lateral force, and therefore the improvement of the pressure valve is necessary.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a convenient and durable pressure reducing valve which can better relieve the internal extreme pressure and impact generated when a valve is opened and closed, can relieve the continuous extrusion force of the internal pressure on a main spring in the using process, and transfers the force on the spring to a medium which is cheaper and convenient to replace through the force transfer.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a convenient durable relief pressure valve, includes the shell body, one side of shell body has set firmly the high pressure input port, the shell body is kept away from one side bottom surface middle part of high pressure input port and has set firmly the impact base, shell body bottom surface one side has set firmly decompression output unit, the shell body passes through bolt zonulae occludens with the output casing, one side of output casing has set firmly the low pressure delivery outlet.

Preferably, the outer shell and the output shell are both in a round cake shape, both sides inside the outer shell can outwards output low-pressure media, and the pressure reduction output components are symmetrically arranged in the outer shell.

Preferably, the inside one side bottom surface middle part of keeping away from the low pressure delivery outlet of output casing has set firmly the water conservancy diversion piece, the both sides that the water conservancy diversion piece was kept away from to the inside bottom surface of output casing all are equipped with the decompression delivery outlet, decompression delivery outlet and shell body intercommunication, one side that is close to the low pressure delivery outlet outside the output casing is equipped with the manometer, the one end of manometer stretches into the output casing and links to each other with the support base.

Preferably, be equipped with first cavity in the support base, the first cavity internal stability has set firmly the detection spring, the other end of detecting the spring is connected in one of bracing piece is served, bracing piece sliding connection is in pressure base, the other end of bracing piece stretches into the decompression delivery outlet and gets into in the shell.

Preferably, it has the head rod to strike sliding connection in the base, the other end of head rod has set firmly the buffer block, one side that the buffer block is close to the head rod has set firmly first spring, the other end of first spring links to each other with the impact base, one side of buffer block has set firmly first track casing, sliding connection has circular draw runner in the first track casing, the diamond-shaped block has set firmly on the circular draw runner, diamond-shaped block bottom extreme point sliding connection is in the backup pad, the one end and the shell body sealing connection of diamond-shaped block, the backup pad sets firmly one side of striking the base in shell body bottom surface middle part.

Preferably, the decompression output component further comprises a supporting block fixedly arranged at the bottom in the outer shell and fixedly arranged away from the impact base, the supporting block is connected with the buffer block through a diaphragm, a second track shell is fixedly arranged in the outer shell at one side of the supporting block away from the impact base, two valve ports are slidably connected in the second track shell, an opening is arranged at one side outside the outer shell, a cover plate is arranged on the opening, a strong spring is fixedly arranged at the inner end face of the cover plate and penetrates through the sealing block to be connected with a clamping plate, a second connecting rod is fixedly arranged at the other side of the clamping plate, a valve block is fixedly arranged at the other end of the second connecting rod, one side of the valve block is abutted against the output end of the supporting rod, a buffer plate is slidably connected at one side of the second connecting rod close to the clamping plate, a cavity is fixedly arranged in the outer shell at the opening of the two valve ports, and non-newton fluid is arranged in the cavity, one end of the outer wall of the cavity, which is close to the valve block, is provided with a spring connecting block, the spring connecting block is fixedly arranged on one side of the buffer plate, the other side of the spring connecting block is fixedly provided with a second spring, and the second spring is connected with the valve block.

Preferably, the powerful spring is arranged in the hydraulic cavity, the hydraulic cavity penetrates through the inner part of the outer shell and is introduced into the impact base, and the sealing block is connected with the hydraulic cavity in a sliding mode.

Has the advantages that: compared with the prior art, the invention has the following improvements

1. This relief pressure valve can alleviate the inside very big pressure and the impact that produces when opening and close the valve well, through connecting rod cooperation spring and buffer film formation first impact protection to utilize the bracing piece to be full of the atress of supporting in the twinkling of an eye of pressure inside, alleviate the power that major structure bore.

2. The continuous extrusion force of internal pressure to main spring can be alleviated in this relief pressure valve use, and through on transmitting the power on the main spring to powerful spring, main spring action time significantly reduces, has effectively prolonged its working life.

3. The strong spring can be replaced at any time after the working life of the strong spring is reached, and the operation is simple and convenient.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 4;

FIG. 6 is an enlarged view at C of FIG. 4;

in the figure: the device comprises an outer shell 2, a high-pressure input port 201, an impact base 203, a pressure reduction output part 3, a low-pressure output port 101, a flow guide block 102, a pressure reduction output port 103, a pressure gauge 104, a support base 105, a first cavity 106, a detection spring 107, a support rod 108, a pressure base 105, a first connecting rod 204, a buffer block 205, a first spring 210, a first track shell 206, a circular slide bar 207, a diamond-shaped block 208, a support plate 209, a support block 301, a diaphragm 212, a second track shell 309, a valve port 310, an opening 311, a cover plate 211, a strong spring 312, a sealing block 314, a clamping plate 313, a second connecting rod 303, a valve block 302, a buffer plate 306, a cavity 307, a non-Newtonian fluid 308, a spring connecting block 305, a second spring 304 and a hydraulic cavity 313.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

In the description of the present invention, it should be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention conventionally place when used, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

With reference to fig. 1-6, a convenient and durable pressure reducing valve comprises an outer shell 2, wherein a high-pressure input port 201 is fixedly arranged on one side of the outer shell 2, an impact base 203 is fixedly arranged in the middle of the bottom surface of one side, away from the high-pressure input port 201, of the outer shell 2, a pressure reducing output component 3 is fixedly arranged on one side of the bottom surface of the outer shell 2, the outer shell 2 is tightly connected with an output shell 1 through bolts, and a low-pressure output port 101 is fixedly arranged on one side of the output shell 1.

Further, shell body 2 and output casing 1 are the cake form, and the inside both sides of shell body 2 all can outwards export the low pressure medium, and decompression output member 3 sets up in shell body 2 is interior symmetry.

Further, the inside one side bottom surface middle part of keeping away from low pressure delivery outlet 101 of output casing 1 has set firmly water conservancy diversion piece 102, and the both sides that water conservancy diversion piece 102 was kept away from to the inside bottom surface of output casing 1 all are equipped with decompression delivery outlet 103, decompression delivery outlet 103 and shell body 2 intercommunication, and one side that is close to low pressure delivery outlet 101 outside output casing 1 is equipped with manometer 104, and the one end of manometer 104 stretches into output casing 1 and links to each other with support base 105.

Further, be equipped with first cavity 106 in the support base 105, set firmly in first cavity 106 and detect spring 107, the other end of detecting spring 107 is connected on one end of bracing piece 108, bracing piece 108 sliding connection is in pressure base 105, the other end of bracing piece 108 stretches into in the decompression delivery outlet gets into shell body 2.

Further, it has first connecting rod 204 to strike sliding connection in the base 203, the other end of first connecting rod 204 has set firmly buffer block 205, one side that buffer block 205 is close to first connecting rod 204 has set firmly first spring 210, the other end of first spring 210 links to each other with strikeing base 203, one side internal fixation of buffer block 205 has first track casing 206, sliding connection has circular draw runner 207 in first track casing 206, diamond 208 has set firmly on the circular draw runner 207, diamond 208 bottom endpoint sliding connection is on backup pad 209, the one end and the shell body 2 sealing connection of diamond 208, backup pad 209 sets firmly one side of strikeing base 203 in the middle part of the 2 bottom surfaces of shell body.

Furthermore, the decompression output component 3 further comprises a supporting block 301 fixedly arranged at the bottom in the outer shell 2 and far away from the impact base 203, the supporting block 301 is connected with the buffer block 205 through a diaphragm 212, a second track shell 309 is fixedly arranged in the outer shell 2 at one side of the supporting block 301 far away from the impact base 203, two valve ports 310 are slidably connected in the second track shell 309, an opening 311 is arranged at one side outside the outer shell 2, a cover plate 211 is arranged on the opening 311, a strong spring 312 is fixedly arranged on the inner end face of the cover plate 211, the strong spring 312 penetrates through the sealing block 314 to be connected with the clamping plate 313, a second connecting rod 303 is fixedly arranged at the other side of the clamping plate 313, a valve block 302 is fixedly arranged at the other end of the second connecting rod 303, one side of the valve block 302 is abutted against the output end of the supporting rod 108, a buffer plate 306 is slidably connected to one side of the second connecting rod 303 close to the clamping plate 313, and a cavity 307 is fixedly arranged in the outer shell 2 at the opening of the two valve ports 310, the non-Newtonian fluid 308 is arranged in the cavity 307, a spring connecting block 305 is arranged at one end, close to the valve block 302, of the outer wall of the cavity 307, the spring connecting block 305 is fixedly arranged on one side of the buffer plate 306, a second spring 304 is fixedly arranged on the other side of the spring connecting block 305, and the second spring 304 is connected with the valve block 302.

Furthermore, a strong spring 312 is arranged in the hydraulic chamber 313, the hydraulic chamber 313 penetrates through the inside of the outer shell 2 and is communicated into the impact base 203, and the sealing block 314 is connected with the hydraulic chamber in a sliding manner.

The working principle is as follows:

when high-pressure liquid is introduced into the pressure reducing valve, the buffer block 205 is firstly impacted, the buffer block buffers the liquid through the first connecting rod 204 and the first spring 210, when the liquid fills the inside of the outer shell 2, the internal pressure is increased, the valve port 310 is pressed and opened, the internal high-pressure liquid flows out a small amount, and the released liquid impacts the supporting rod 108 to enable the detection spring 107 to be stressed, so that the pressure value is displayed on the pressure gauge through data.

The valve block 302 is driven by the second connecting rod 303 to be opened upwards, the second spring 304 is compressed by extrusion deformation, large impact is applied when the valve is opened, the non-Newtonian fluid 308 in the cavity 307 can be hardened when the large impact is applied, the buffer plate 306 is unchanged under the extrusion of the second spring 304, after the pressure is stabilized, the non-Newtonian fluid 308 starts to be softened slowly, the buffer plate 306 moves slowly in the non-Newtonian fluid 308, the second spring 304 is restored to the original state, the powerful spring 312 is extruded and deformed when the second connecting rod 303 moves, hydraulic oil is contained in the hydraulic cavity 313, and when the clamping plate 313 moves, the interior of the hydraulic cavity 313 is extruded, and the hydraulic oil is sent into the impact base 203 through the hydraulic cavity 313 to lubricate the interior of the hydraulic cavity 313.

The strong spring 312 can be replaced by opening the cover 211 when it is continuously pressed to cause fatigue damage.

When the pressure in the pressure reducing valve is too high, the buffer block 205 is excessively pressed to press the diamond block 208 downwards to enable the diamond block to be no longer sealed with the outer shell 2, and the liquid in the pressure reducing valve can be output through a pressure reducing part on the other side of the pressure reducing valve.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.