Pressure stabilizing valve convenient for pipe connection

Abstract

The utility model discloses a pressure stabilizing valve convenient for pipe connection. The pressure stabilizing valve comprises a valve body and a pressure stabilizing mechanism, the valve body is provided with a pressure stabilizing cavity, a gas inlet channel, a main output channel and an auxiliary output channel, the gas inlet channel is used for supplying gas to the pressure stabilizing cavity, and the main output channel and the auxiliary output channel are used for outputting the gas in the pressure stabilizing cavity. The pressure stabilizing mechanism is arranged on the valve body and used for controlling the gas pressure of the pressure stabilizing cavity. Wherein the auxiliary output channel is perpendicular to the main output channel, the valve body is connected with an auxiliary pipe connecting head used for outputting fuel gas of the auxiliary output channel, the auxiliary pipe connecting head is provided with an auxiliary output port, the orientation of the auxiliary output port is perpendicular to the auxiliary output channel, and the auxiliary pipe connecting head can rotate around the axis of the auxiliary output channel to adjust the position. The pressure stabilizing valve of the structure is small in size and convenient to connect pipes.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas valve, in particular to a stable pressure valve convenient for pipe connection. BACKGROUND

[0002] The existing stable pressure valve generally comprises a valve body and a stable pressure mechanism, the valve body is provided with a stable pressure cavity, an air inlet channel and a main output channel, the main output channel is communicated with the air inlet channel through the stable pressure cavity, and the stable pressure mechanism is arranged on the valve body and is used for controlling the gas pressure of the stable pressure cavity.For some products, two gas appliances need to use gas, so the stable pressure valve needs to provide two-way gas, so that the stable pressure valve is also provided with a secondary output channel in addition to the main output channel. However, the stable pressure valve with the secondary output channel has a large structure size, and the pipe connection is not convenient, which is easy to interfere with the main machine. SUMMARY

[0003] The utility model discloses at least one of the technical problems in the prior art is solved. To this end, the utility model provides a stable pressure valve convenient for pipe connection, which is small in size and convenient for pipe connection.

[0004] The stable pressure valve convenient for pipe connection according to the utility model embodiment comprises a valve body, a stable pressure cavity, an air inlet channel, a main output channel and a secondary output channel, the air inlet channel is used for supplying gas to the stable pressure cavity, the main output channel and the secondary output channel are used for outputting the gas of the stable pressure cavity, a stable pressure mechanism is arranged on the valve body and is used for controlling the gas pressure of the stable pressure cavity, the secondary output channel is arranged perpendicularly to the main output channel, a secondary pipe connection head for outputting the gas of the secondary output channel is connected to the valve body, the secondary pipe connection head is provided with a secondary output port, the orientation of the secondary output port is perpendicular to the secondary output channel, and the secondary pipe connection head can rotate around the axis of the secondary output channel to adjust the position.

[0005] The stable pressure valve convenient for pipe connection according to the utility model embodiment has at least the following beneficial effects: the stable pressure valve adopts the structure that the secondary output channel and the main output channel are perpendicular to each other, and cooperates with the secondary pipe connection head that can rotate to adjust the angle position, so that the pipe connection is not easy to interfere with the main machine, the pipe connection can also be conveniently carried out, different situations can be met, the use is convenient, and in addition, the structure can also fully utilize the size in the vertical and horizontal directions, which is favorable for reducing the size of the stable pressure valve and making the structure compact.

[0006] According to some embodiments of the utility model, the stable pressure valve further comprises a secondary gas on-off control mechanism, the secondary gas on-off control mechanism is arranged on the valve body and is used for controlling the communication and disconnection between the stable pressure cavity and the secondary output channel, the secondary gas on-off control mechanism is provided with an operating part, and the operating part and the secondary pipe connection head are located on opposite sides of the valve body respectively.

[0007] According to some embodiments of the utility model, the auxiliary gas on-off control mechanism comprises the operation part, a plugging member and a first elastic member, the plugging member is movably arranged in the valve body and inserted into the pressure stabilizing cavity, the auxiliary output channel is communicated with the pressure stabilizing cavity through an auxiliary communication port, the plugging member is provided with a plug, and the plugging member has a plugging position and an opening position: in the plugging position, the plug plugs the auxiliary communication port; in the opening position, the plug opens the auxiliary communication port; the first elastic member is arranged between the plugging member and the valve body and is used for providing an elastic force for keeping the plugging member in the plugging position, the operation part is connected with the plugging member and is used for driving the plugging member to switch positions, and the valve body is provided with a positioning structure for positioning the position of the operation part.

[0008] According to some embodiments of the utility model, the plugging member is a rod member, the plugging member is slidably arranged in the valve body along the length direction, the plugging member is coaxially arranged with the auxiliary output channel, the plug is arranged at one end of the plugging member along the length direction, the plug is opposite to the auxiliary communication port, and the other end of the plugging member is exposed from the valve body and connected with the operation part.

[0009] According to some embodiments of the utility model, the plugging member is rotatably arranged around its own axis, the positioning structure is a positioning block, the operation part is provided with a positioning groove matched with the positioning block, when the plugging member is in the plugging position, the positioning groove is matched with the positioning block and limits the rotation of the plugging member, when the operation part is axially pulled, the positioning groove and the positioning block are disengaged, and after the operation part is rotated by a predetermined angle, the operation part can abut against the end face of the positioning block to keep the plugging member in the opening position.

[0010] According to some embodiments of the utility model, the valve body is provided with a main connector head, the main connector head is provided with a main gas output port communicated with the main output channel, the auxiliary connector head is arranged on one side of the valve body close to the main connector head and located beside the main connector head.

[0011] According to some embodiments of the utility model, the valve body is provided with an auxiliary connecting seat, the auxiliary connector head is provided with a pivot hole and an output hole, the auxiliary connector head is pivotally connected to the auxiliary connecting seat through the pivot hole, the pivot hole and the auxiliary output channel are coaxially arranged, the output hole is vertically arranged with the pivot hole, one end of the output hole is communicated with the pivot hole, and the other end is the auxiliary output port, and the output hole is communicated with the auxiliary output channel through the pivot hole.

[0012] According to some embodiments of the utility model, the sub connecting seat is provided with a connecting frame, the connecting frame is arranged in the pivot hole and extends to the hole bottom of the pivot hole, the hole bottom of the pivot hole is provided with a through hole, the connecting frame is screw connected with a fixing screw, the fixing screw passes through the through hole and presses the sub pipe head against the connecting frame.

[0013] According to some embodiments of the utility model, the valve body comprises a main shell, the sub connecting seat is a structure arranged separately from the main shell and is installed and connected to the main shell, and the sub output channel is arranged in the sub connecting seat.

[0014] According to some embodiments of the utility model, the pressure stabilizing mechanism comprises a diaphragm, a diaphragm connecting piece and a second elastic piece, the diaphragm is arranged in the valve body and forms the pressure stabilizing cavity together with the valve body, the air inlet channel and the pressure stabilizing cavity are communicated through a main communication opening, the diaphragm connecting piece is fixed to the center of the diaphragm, the diaphragm connecting piece is provided with a plugging part, the plugging part is used for plugging the main communication opening when the diaphragm deforms away from the pressure stabilizing cavity, and the second elastic piece is arranged between the diaphragm and the valve body and is used for providing elastic force for returning the diaphragm to the pressure stabilizing cavity.

[0015] Additional aspects and advantages of the utility model will be given in part in the following description, part will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:

[0017] Figure 1 It is a perspective view of the utility model embodiment;

[0018] Figure 2 It is a top view of the utility model embodiment;

[0019] Figure 3 It is Figure 2 The sectional view of A-A direction of the structure shown;

[0020] Figure 4 It is Figure 2 The sectional view of B-B direction of the structure shown;

[0021] Figure 5 It is Figure 1 The local enlarged schematic view of

[0022] REFERENCE NUMERALS:

[0023] Valve body 100, pressure stabilizing chamber 110, air inlet channel 120, main output channel 130, auxiliary output channel 140, auxiliary communication port 150, positioning structure 160, main connector head 170, auxiliary connector seat 180, connecting frame 181, main communication port 190;

[0024] Pressure stabilizing mechanism 200, diaphragm 210, diaphragm connecting piece 220, second elastic member 230, blocking part 221;

[0025] Auxiliary connector head 300, auxiliary output port 310, pivot hole 320, output hole 330, through hole 340;

[0026] Auxiliary gas on-off control mechanism 400, operation part 410, blocking member 420, first elastic member 430, block 421;

[0027] Fixing screw 500. DETAILED DESCRIPTION

[0028] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0029] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0030] In the description of the present application, the meaning of several is one or more, and the meaning of multiple is more than two, greater than, less than, more than, etc. are understood as not including the number, and above, below, etc. are understood as including the number. If it is described as first, second, it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0031] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be understood in a broad sense, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application according to the specific content of the technical scheme.

[0032] Reference Figures 1 to 5The utility model provides a kind of pressure stabilizing valve of convenient connection, it includes valve body 100 and pressure stabilizing mechanism 200.Valve body 100 is provided with pressure stabilizing cavity 110, gas inlet channel 120, main output channel 130 and secondary output channel 140, gas inlet channel 120 is used to supply gas to pressure stabilizing cavity 110, and main output channel 130 and secondary output channel 140 are used to output the gas of pressure stabilizing cavity 110.Pressure stabilizing mechanism 200 is arranged in valve body 100 and is used to control the gas pressure of pressure stabilizing cavity 110.Wherein, secondary output channel 140 is vertically arranged with main output channel 130, valve body 100 is connected with the secondary connection head 300 for outputting the gas of secondary output channel 140, and the secondary connection head 300 is provided with secondary output port 310, the orientation of secondary output port 310 is perpendicular to secondary output channel 140, and the secondary connection head 300 can be rotated around the axis of secondary output channel 140 to adjust position.In use, gas inlet channel 120 can be communicated with gas source, main output channel 130 can be connected with main gas appliance, and secondary output channel 140 can be communicated with secondary gas appliance by secondary connection head 300, and pressure stabilizing mechanism 200 can be used to ensure that the output is stable two-way gas.

[0033] The pressure stabilizing valve described above adopts the structure that secondary output channel 140 and main output channel 130 are perpendicular to each other, and cooperates with the secondary connection head 300 that can be rotated to adjust the angular position, so that the connection is not easy to interfere with the main machine, and the connection can also be more convenient, meet different situations, convenient to use, in addition, the structure described above can also fully utilize the size in vertical and horizontal directions, which is beneficial to reduce the volume of pressure stabilizing valve and compact structure.

[0034] In the embodiment, the secondary gas on-off control mechanism 400 is also included, which is arranged in the valve body 100 and is used to control the communication and disconnection between the pressure stabilizing cavity 110 and the secondary output channel 140, and the operation part 410 of the secondary gas on-off control mechanism 400 is arranged on the opposite side of the valve body 100 from the secondary connection head 300.Through the arrangement of the secondary gas on-off control mechanism 400, the secondary output channel 140 can be conveniently connected and cut off according to needs.And the operation part 410 of the secondary gas on-off control mechanism 400 and the secondary connection head 300 are arranged on the opposite sides of the valve body 100 respectively, so that the space on both sides of the valve body 100 can be fully utilized, and the mutual influence can be avoided, and the operation is convenient.

[0035] In an embodiment, the auxiliary gas on-off control mechanism 400 comprises an operating part 410, a blocking part 420 and a first elastic part 430, the blocking part 420 is movably arranged in the valve body 100 and inserted into the pressure stabilizing cavity 110, the auxiliary output channel 140 is communicated with the pressure stabilizing cavity 110 through the auxiliary communication port 150, the blocking part 420 is provided with a blocking plug 421, the blocking part 420 has a blocking position and an opening position, in the blocking position, the blocking plug 421 blocks the auxiliary communication port 150, in the opening position, the blocking plug 421 opens the auxiliary communication port 150, the first elastic part 430 is arranged between the blocking part 420 and the valve body 100 and used to provide an elastic force for keeping the blocking part 420 in the blocking position, the operating part 410 is connected with the blocking part 420 and used to drive the blocking part 420 to switch positions, the valve body 100 is provided with a positioning structure 160 for positioning the position of the operating part 410. In an embodiment, the first elastic part 430 can be a spring, or a structure with elasticity such as a spring piece, a rubber body, etc.

[0036] The auxiliary gas on-off control mechanism 400 described above has a simple structure and is easy to implement, the position of the operating part 410 is positioned by the positioning structure 160, so that the blocking part 420 can stably open or block the auxiliary communication port 150 to realize the on-off of the auxiliary output channel 140.

[0037] In an embodiment, the blocking part 420 is a rod, the blocking part 420 is slidably arranged in the valve body 100 along the length direction, the blocking part 420 is coaxially arranged with the auxiliary output channel 140, the blocking plug 421 is arranged at one end of the blocking part 420 along the length direction, the blocking plug 421 is opposite to the auxiliary communication port 150, the other end of the blocking part 420 is exposed from the valve body 100 and connected with the operating part 410. The blocking part 420 adopts the structure described above, has a simple structure, is easy to manufacture and implement, and is stable and reliable when blocking the auxiliary communication port 150.

[0038] In an embodiment, the blocking part 420 is rotatably arranged around its own axis, the positioning structure 160 is a positioning block, the operating part 410 is provided with a positioning groove matched with the positioning block, when the blocking part 420 is in the blocking position, the positioning groove is matched with the positioning block and limits the rotation of the blocking part 420, axial pulling of the operating part 410 can make the positioning groove and the positioning block disengage, and after the operating part 410 is rotated by a predetermined angle, the operating part 410 can abut against the end face of the positioning block to keep the blocking part 420 in the opening position. The positioning structure 160 described above has a simple structure and is easy to operate, since the operation needs to pull and rotate the operating part 410, it is not easy to misoperate, and has good safety in use.

[0039] In the embodiment, the positioning block can adopt a non-circular shape, so as to limit the rotation of the operation part 410 when cooperating with the matching positioning slot. In the embodiment, the other end of the blocking piece 420 is connected with a radially arranged latch pin, and the operation part 410 is hooked on the latch pin, so as to drive the blocking piece 420 to axially move to switch the open position and the blocking position. In the embodiment, when the blocking piece 420 is pulled to move by the operation part 410 and the movement is greater than or equal to the height of the positioning block, the positioning slot is separated from the positioning block, so that the operation part 410 can rotate, and the operation part 410 is limited to axially reset the blocking piece 420 by abutting against the end surface of the positioning block, so that the blocking piece 420 can maintain a stable open position.

[0040] In the embodiment, the valve body 100 is provided with a main connecting head 170, and the main connecting head 170 is provided with a main gas output port communicated with the main output channel 130. The auxiliary connecting head 300 is arranged on the side of the valve body 100 close to the main connecting head 170 and located on the side of the main connecting head 170. By adopting the above structure, the layout is reasonable, and the gas output connecting pipe is convenient.

[0041] In the embodiment, the valve body 100 is provided with a secondary connecting seat 180, the auxiliary connecting head 300 is provided with a pivot hole 320 and an output hole 330, the auxiliary connecting head 300 is pivotally connected to the secondary connecting seat 180 through the pivot hole 320, the pivot hole 320 and the secondary output channel 140 are coaxially arranged, the output hole 330 is perpendicularly arranged with the pivot hole 320, one end of the output hole 330 is communicated with the pivot hole 320, and the other end is a secondary output port 310. The output hole 330 is communicated with the secondary output channel 140 through the pivot hole 320. By adopting the above structure, the pivot hole 320 is used to form a rotary connection, and the output hole 330 and the secondary output channel 140 can be communicated through the pivot hole 320. The structure is simple and easy to produce and manufacture.

[0042] In the embodiment, the secondary connecting seat 180 is provided with a connecting frame 181, the connecting frame 181 is arranged in the pivot hole 320 and extends to the hole bottom of the pivot hole 320, the hole bottom of the pivot hole 320 is provided with a through hole 340, the connecting frame 181 is screw-connected with a fixing screw 500, the fixing screw 500 passes through the through hole 340 and presses the auxiliary connecting head 300 against the connecting frame 181. By adopting the above structure, the auxiliary connecting head 300 can be stably fixed by the fixing screw 500.

[0043] In the embodiment, the valve body 100 comprises a main housing, the auxiliary connecting base 180 is a structure separate from the main housing and is connected to the main housing, and the auxiliary output channel 140 is formed in the auxiliary connecting base 180. With the above structure, the auxiliary connecting base 180 can form an assembly together with the auxiliary connecting head 300, facilitating production and assembly. In the embodiment, the auxiliary connecting base 180 is threadedly connected to the main housing, facilitating installation, and in some embodiments, the auxiliary connecting base 180 can also be installed by other structures, such as a flange structure, etc.

[0044] In the embodiment, the pressure stabilizing mechanism 200 comprises a diaphragm 210, a diaphragm connecting piece 220, and a second elastic member 230. The diaphragm 210 is arranged in the valve body 100 and forms a pressure stabilizing cavity 110 together with the valve body 100. The main communication port 190 is arranged between the gas inlet channel 120 and the pressure stabilizing cavity 110. The diaphragm connecting piece 220 is fixed to the center of the diaphragm 210 and is provided with a blocking part 221 for blocking the main communication port 190 when the diaphragm 210 deforms away from the pressure stabilizing cavity 110. The second elastic member 230 is arranged between the diaphragm 210 and the valve body 100 and provides an elastic force for returning the diaphragm 210 to the pressure stabilizing cavity 110. In the embodiment, the second elastic member 230 can be a spring or other elastic structure such as a spring sheet or a rubber body.

[0045] When the pressure stabilizing cavity 110 inputs gas through the gas inlet channel 120, if the pressure is large, the diaphragm 210 will deform away from the pressure stabilizing cavity 110, driving the diaphragm connecting piece 220 to move and block the main communication port 190 through the blocking part 221, thereby cutting off the gas input, reducing the gas pressure in the pressure stabilizing cavity 110, and pushing the diaphragm 210 to return by the second elastic member 230, so that the diaphragm connecting piece 220 also returns synchronously, thereby reopening the main communication port 190, and the gas reenters the pressure stabilizing cavity 110 and is finally output through the main output channel 130 and the auxiliary output channel 140. Through the above dynamic process, the gas pressure can be ensured to be within a predetermined range, achieving pressure stabilization. It can be understood that in some embodiments, the pressure stabilization of the gas is not limited to the structure shown in the drawings, and there are many embodiments for realizing the pressure stabilization of the pressure stabilizing valve in the art. The person skilled in the art can reasonably configure according to the actual situation, which will not be described here.

[0046] The technical features of the above embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above embodiments are described, but as long as the combinations of the technical features do not exist, they should be considered as the scope of the description.

[0047] The utility model embodiment makes the detailed explanation in combination with the drawing, but the utility model is not limited to the above -mentioned embodiment, still can make various changes in the knowledge range of ordinary skill in the art person who has possessed under the premise of not departing from the utility model tenet.

Claims

1. A pressure regulating valve with convenient connection, characterized in that, include: The valve body (100) is provided with a pressure regulating chamber (110), an air inlet channel (120), a main output channel (130) and a secondary output channel (140). The air inlet channel (120) is used to supply gas to the pressure regulating chamber (110), and the main output channel (130) and the secondary output channel (140) are used to output the gas from the pressure regulating chamber (110). A pressure stabilizing mechanism (200) is disposed in the valve body (100) and is used to control the gas pressure in the pressure stabilizing chamber (110); The auxiliary output channel (140) is perpendicular to the main output channel (130). The valve body (100) is connected to an auxiliary connector (300) for outputting gas from the auxiliary output channel (140). The auxiliary connector (300) is provided with an auxiliary output port (310). The orientation of the auxiliary output port (310) is perpendicular to the auxiliary output channel (140). The auxiliary connector (300) can rotate around the axis of the auxiliary output channel (140) to adjust its position.

2. The conveniently connected pressure regulating valve according to claim 1, characterized in that: It also includes a secondary gas on / off control mechanism (400), which is disposed on the valve body (100) and used to control the connection and disconnection between the pressure stabilizing chamber (110) and the secondary output channel (140). The secondary gas on / off control mechanism (400) is provided with an operating part (410), and the operating part (410) and the secondary pipe head (300) are respectively located on opposite sides of the valve body (100).

3. The pressure regulating valve with convenient connection according to claim 2, characterized in that: The auxiliary gas on / off control mechanism (400) includes the operating part (410), a sealing element (420), and a first elastic element (430). The sealing element (420) is movably disposed on the valve body (100) and inserted into the pressure regulating chamber (110). The auxiliary output channel (140) is connected to the pressure regulating chamber (110) through the auxiliary connecting port (150). The sealing element (420) is provided with a plug (421). The sealing element (420) has a sealing position and an open position: in the sealing position, the plug (421) blocks the valve body (100). Secondary connection port (150); in the open position, the plug (421) opens the secondary connection port (150); the first elastic member (430) is disposed between the plug (420) and the valve body (100) and is used to provide elastic force to keep the plug (420) in the plugged position; the operating part (410) is connected to the plug (420) and is used to drive the plug (420) to switch positions; the valve body (100) is provided with a positioning structure (160) for positioning the position of the operating part (410).

4. The conveniently connected pressure regulating valve according to claim 3, characterized in that: The sealing member (420) is a rod. The sealing member (420) is slidably disposed on the valve body (100) along the length direction. The sealing member (420) is coaxially disposed with the secondary output channel (140). The plug (421) is disposed at one end of the sealing member (420) along the length direction. The plug (421) is opposite to the secondary communication port (150). The other end of the sealing member (420) is exposed in the valve body (100) and connected to the operating part (410).

5. The conveniently connected pressure regulating valve according to claim 4, characterized in that: The sealing member (420) is rotatably mounted around its own axis. The positioning structure (160) is a positioning block. The operating part (410) is provided with a positioning groove adapted to the positioning block. When the sealing member (420) is in the sealing position, the positioning groove cooperates with the positioning block and restricts the rotation of the sealing member (420). When the operating part (410) is pulled axially, the positioning groove and the positioning block can be disengaged. After the operating part (410) rotates by a predetermined angle, the operating part (410) can abut against the end face of the positioning block to keep the sealing member (420) in the open position.

6. The conveniently connected pressure regulating valve according to claim 1, characterized in that: The valve body (100) is provided with a main pipe connector (170), the main pipe connector (170) is provided with a main gas output port that communicates with the main output channel (130), and the auxiliary pipe connector (300) is provided on the side of the valve body (100) near the main pipe connector (170) and is located beside the main pipe connector (170).

7. The pressure regulating valve with convenient connection according to claim 1, characterized in that: The valve body (100) is provided with a secondary connecting seat (180), and the secondary connecting pipe (300) is provided with a pivot hole (320) and an output hole (330). The secondary connecting pipe (300) is pivotally connected to the secondary connecting seat (180) through the pivot hole (320). The pivot hole (320) and the secondary output channel (140) are coaxially arranged. The output hole (330) is perpendicular to the pivot hole (320). One end of the output hole (330) is connected to the pivot hole (320), and the other end is the secondary output port (310). The output hole (330) is connected to the secondary output channel (140) through the pivot hole (320).

8. The conveniently connected pressure regulating valve according to claim 7, characterized in that: The sub-connector (180) is provided with a connecting bracket (181), which is located in the pivot hole (320) and extends to the bottom of the pivot hole (320). A through hole (340) is provided at the bottom of the pivot hole (320). The connecting bracket (181) is threaded with a fixing screw (500), which passes through the through hole (340) and presses the sub-connector head (300) against the connecting bracket (181).

9. The pressure regulating valve with convenient connection according to claim 8, characterized in that: The valve body (100) includes a main housing, the auxiliary connecting seat (180) is a separate structure from the main housing and is installed and connected to the main housing, and the auxiliary output channel (140) is opened in the auxiliary connecting seat (180).

10. The conveniently connected pressure regulating valve according to claim 1, characterized in that: The pressure stabilizing mechanism (200) includes a diaphragm (210), a diaphragm connector (220), and a second elastic member (230). The diaphragm (210) is disposed within the valve body (100) and forms the pressure stabilizing chamber (110) together with the valve body (100). The air intake channel (120) and the pressure stabilizing chamber (110) are connected through a main communication port (190). The diaphragm connector (220) is fixed to the diaphragm (210). At the center of 0), the diaphragm connector (220) is provided with a sealing part (221), which is used to seal the main communication port (190) when the diaphragm (210) deforms away from the pressure regulating chamber (110). The second elastic member (230) is disposed between the diaphragm (210) and the valve body (100) and is used to provide an elastic force that causes the diaphragm (210) to reset towards the pressure regulating chamber (110).

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