Device for balancing pressure of internal blowing head

Abstract

The utility model belongs to the technical field of pipeline systems, and relates to a device for balancing the pressure of an internal blowing head, which comprises a pipeline body, an internal blowing head body is slidably connected to the inner wall of the pipeline body, a fixing frame is fixedly connected to the side face of the internal blowing head body, and the fixing frame is in contact with the pipeline body. The horizontal part of the fixing frame is slidably connected with an inserting rod, the right side of the inserting rod is fixedly connected with a moving plate, the moving plate is slidably connected with the vertical part of the fixing frame, and the end face of the side, away from the pipeline body, of the inserting rod is fixedly connected with an end disc. Through the arrangement of the plug, the second spring and other structures, the installation cylinder can be blocked, when the air pressure in the inner blowing head is higher than that of the outside, the plug can be separated from the installation disc under the impact of the air pressure in cooperation with the deformation effect of the second spring, then the installation cylinder is in a circulation state, and automatic balance pressure relief treatment is conducted on the inner blowing head.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline system technical field, concretely is a kind of device for balancing the pressure of inner blowing blow head. BACKGROUND

[0002] The inner blowing blow head is a device for cleaning and descaling inside pipeline system, usually applied in industrial pipeline, petroleum pipeline, chemical pipeline and other fields. The inner blowing blow head can clean the deposits, scale layer, dirt and the like on the inner wall of pipeline through the action of high-pressure water flow or air flow, ensure the smoothness of pipeline inside, and improve the operation efficiency and safety of pipeline.

[0003] A kind of pipeline pressure regulating valve is disclosed in the utility model patent with patent grant announcement No.CN212318885U, including valve body, flow resistance support installed on valve body, flow resistance plug sleeved in flow resistance support, spring for providing elastic pre-tightening force and elastic diaphragm, valve body is equipped with pressure relief hole, flow resistance support is equipped with oil hole for oil liquid outflow;Spring is installed between flow resistance support and flow resistance plug, under the elastic pre-tightening force of spring, elastic diaphragm is abutted on pressure relief hole by flow resistance plug.

[0004] However, the existing device for balancing the pressure of inner blowing blow head also has certain shortcomings, the existing device for balancing the pressure of inner blowing blow head is mostly matched with pressure gauge to monitor pressure in real time, and adopts manual opening and closing mode to balance and discharge pressure inside inner blowing blow head, which is undoubtedly inconvenient to use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of device for balancing the pressure of inner blowing blow head to solve the problems that the existing device for balancing the pressure of inner blowing blow head is mostly matched with pressure gauge to monitor pressure in real time, and adopts manual opening and closing mode to balance and discharge pressure inside inner blowing blow head, which is inconvenient to use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A kind of device for balancing the pressure of inner blowing blow head, including pipeline body, the inner wall of the pipeline body is slidably connected with inner blowing blow head body, the side surface of the inner blowing blow head body is fixedly connected with fixed frame, the fixed frame is in contact with the pipeline body, the horizontal part of the fixed frame is slidably connected with insertion rod, the right side of the insertion rod is fixedly connected with moving plate, the moving plate is slidably connected with the vertical part of the fixed frame, the end face of the insertion rod away from the pipeline body side is fixedly connected with end disc, the end disc is in contact with the horizontal part of the fixed frame, the inner blowing blow head body is provided with pressure relief balancing mechanism.

[0008] Preferably, the fixing frame is provided with two, the two fixing frames are symmetrically distributed on the inner blowing head body, and the fixing frame is provided, which can not only limit the installation of the inner blowing head body, but also be used for the installation and use of the subsequent rod and the like.

[0009] Preferably, the rod is in sliding connection with the pipeline body, the rod is in contact with the inner blowing head body, and the rod is provided, so that the inner blowing head body can be limited and used.

[0010] Preferably, the end surface of the moving plate is welded with a spring one, and the other end of the spring one is welded with the vertical portion of the fixing frame, and the spring one is provided, so that the moving plate can be connected and used.

[0011] Preferably, the pressure relief balancing mechanism comprises a mounting cylinder, the inner wall of the inner blowing head body is fixedly connected with the mounting cylinder, the inner wall of the mounting cylinder is fixedly connected with a mounting disc, the inner wall of the mounting cylinder and located on the lower side of the mounting disc is fixedly connected with a fixing rod, the inner wall of the mounting disc is in sliding connection with a plug, the lower end of the plug is bonded with a spring two, the other end of the spring two is welded with the fixing rod, and the inner wall of the inner blowing head body and located on the upper side of the mounting disc is fixedly connected with a supporting rod, the plug can be moved under the impact of high pressure through the deformation of the spring two, so that the mounting disc is in a flowing state, the mounting cylinder is automatically opened and closed, and the inner blowing head body is automatically relieved.

[0012] Preferably, the inner wall of the supporting rod is in sliding connection with a guide frame, and the vertical portion of the guide frame is fixedly connected with the plug, and the guide frame is provided, so that the plug can be guided and used.

[0013] Compared with the prior art, the device has the advantages that:

[0014] 1. The device for balancing the pressure of the inner blowing head, the fixing frame is in contact with the pipeline by pushing the inner blowing head into the pipeline, and the inner blowing head can be fixed by the rod and the spring one, so that the device is convenient for the quick installation and use of the operator, and is used for cleaning the deposits, scale layers and dirt on the inner wall of the subsequent pipeline.

[0015] 2. The device for balancing the pressure of the inner blowing head, the plug and the spring two are provided, so that the mounting cylinder can be blocked, when the internal pressure of the inner blowing head is higher than the external pressure, the plug can be separated from the mounting disc under the impact of the pressure and the deformation of the spring two, so that the mounting cylinder is in a flowing state, and the inner blowing head is automatically balanced and relieved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1A structure schematic view of the device for balancing the pressure of the internal blowing head;

[0017] Figure 2 An internal structure schematic view of the pipeline body and the internal blowing head body cooperation of the utility model;

[0018] Figure 3 A cross section schematic view of the pressure relief balancing mechanism of the utility model;

[0019] Figure 4 A structure schematic view of the fixed frame and end disc, moving plate cooperation of the utility model;

[0020] Figure 5 For Figure 3 The enlarged schematic view.

[0021] In the figure: 1, pipeline body; 2, internal blowing head body; 3, fixed frame; 4, plug rod; 5, moving plate; 6, spring one; 7, end disc; 8, pressure relief balancing mechanism; 81, installation cylinder; 82, mounting disc; 83, fixed rod; 84, plug; 85, spring two; 86, support rod; 87, guide frame. DETAILED DESCRIPTION

[0022] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0023] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0024] In the description of the utility model, it is to be explained that, unless there is definite stipulation and limitation, the term "installation", "connection", "connect" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can through the intermediate medium indirectly connect, can be two element inside the intercommunication. For ordinary skilled person in the art, the above-mentioned term can be understood by the specific meaning in the utility model through specific circumstances.

[0025] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 , a device that balances the pressure of inner blowing blow head, including pipeline body 1, the inner wall sliding connection of pipeline body 1 has inner blowing blow head body 2, the side surface fixed connection of inner blowing blow head body 2 has fixed frame 3, fixed frame 3 and pipeline body 1 contact, the horizontal portion sliding connection of fixed frame 3 has plug rod 4, the right side fixed connection of plug rod 4 has moving plate 5, moving plate 5 and the vertical portion sliding connection of fixed frame 3, the end face fixed connection of plug rod 4 away from pipeline body 1 side has end disc 7, and end disc 7 and the horizontal portion contact of fixed frame 3.

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , fixed frame 3 is provided with two, two fixed frame 3 is distributed on inner blowing blow head body 2 symmetry, through the setting of fixed frame 3, not only can install the position of inner blowing blow head body 2, but also can be used for the installation of subsequent plug rod 4 and other structures.

[0028] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , plug rod 4 and pipeline body 1 sliding connection, plug rod 4 and inner blowing blow head body 2 contact, through the setting of plug rod 4, can be used for the position of inner blowing blow head body 2, and the end surface welding of moving plate 5 has spring one 6, and the other end of spring one 6 is welded with the vertical portion of fixed frame 3, through the setting of spring one 6, can be used for the connection of moving plate 5.

[0029] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 5The inner-blowing blowing head body 2 is provided with a pressure relief balancing mechanism 8, the pressure relief balancing mechanism 8 comprises a mounting cylinder 81, the inner wall of the inner-blowing blowing head body 2 is fixedly connected with the mounting cylinder 81, the inner wall of the mounting cylinder 81 is fixedly connected with a mounting disc 82, the inner wall of the mounting cylinder 81 and the lower side of the mounting disc 82 are fixedly connected with a fixed rod 83, the inner wall of the mounting disc 82 is slidably connected with a plug 84, the lower end of the plug 84 is bonded with a spring 85, the other end of the spring 85 is welded with the fixed rod 83, the inner wall of the inner-blowing blowing head body 2 and the upper side of the mounting disc 82 are fixedly connected with a supporting rod 86, the inner wall of the supporting rod 86 is slidably connected with a guide frame 87, the vertical part of the guide frame 87 is fixedly connected with the plug 84, through the setting of the guide frame 87, the plug 84 can be guided for use, through the deformation of the spring 85, the plug 84 can be moved under the impact of high pressure, and then the mounting disc 82 is in a flowing state, the mounting cylinder 81 is automatically opened and closed, and then the inner-blowing blowing head body 2 is automatically pressure relieved.

[0030] The specific implementation process of the utility model is as follows: when in use, the end disc 7 is pulled to move away from the fixed frame 3, to drive the insertion rod 4 to move, and drive the moving plate 5 to slide along the inner wall of the fixed frame 3, the spring 1 6 is deformed, then the inner-blowing blowing head body 2 is inserted into the pipeline body 1, the fixed frame 3 is in contact with the pipeline body 1, and the end disc 7 is loosened to make the spring 1 6 restore deformation, to pull the insertion rod 4 to insert into the pipeline body 1, the inner-blowing blowing head body 2 is limited, so that the inner-blowing blowing head body 2 is stable, facilitating the quick installation and use of the operating personnel.

[0031] When the pressure inside the inner-blowing blowing head body 2 is higher than the external pressure, under the impact of airflow or water body, the plug 84 can be pushed to move upwards, under the action of the fixed rod 83, the spring 85 is deformed, and when the plug 84 moves, the guide frame 87 can be driven to slide along the inner wall of the supporting rod 86, to ensure the stable movement of the plug 84, finally the plug 84 is separated from the mounting disc 82, so that the mounting cylinder 81 is in a flowing state, and the inner-blowing blowing head body 2 is automatically balanced and pressure relieved.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for balancing the pressure of an internal blow head, characterized in that: Including pipeline body (1), the inner wall of the pipeline body (1) is slidably connected with the inner blowing head body (2), the side of the inner blowing head body (2) is fixedly connected with the fixed frame (3), the fixed frame (3) is in contact with the pipeline body (1), the horizontal part of the fixed frame (3) is slidably connected with the inserting rod (4), the right side of the inserting rod (4) is fixedly connected with the moving plate (5), the moving plate (5) is slidably connected with the vertical part of the fixed frame (3), the end face of the side, away from the pipeline body (1), of the inserting rod (4) is fixedly connected with the end disc (7), the end disc (7) is in contact with the horizontal part of the fixed frame (3), the inner blowing head body (2) is provided with pressure relief balancing mechanism (8).

2. A device for balancing the pressure of a blow head according to claim 1, characterized in that: The fixed frame (3) is provided with two, two fixed frame (3) is symmetrically distributed on the inner blowing head body (2).

3. A device for balancing the pressure of a blow head according to claim 1, characterized in that: The inserting rod (4) is slidably connected with the pipeline body (1), and the inserting rod (4) is in contact with the inner blowing head body (2).

4. A device for balancing the pressure of a blow head according to claim 1, characterized in that: The end face of the moving plate (5) is welded with spring one (6), and the other end of the spring one (6) is welded with the vertical part of the fixed frame (3).

5. A device for balancing the pressure of a blow head according to claim 1, characterized in that: The pressure relief balancing mechanism (8) includes a mounting cylinder (81), the inner wall of the inner blowing head body (2) is fixedly connected with the mounting cylinder (81), the inner wall of the mounting cylinder (81) is fixedly connected with the mounting disc (82), the inner wall of the mounting cylinder (81) and located below the mounting disc (82) is fixedly connected with the fixed rod (83), the inner wall of the mounting disc (82) is slidably connected with the plug (84), the lower end of the plug (84) is bonded with spring two (85), the other end of the spring two (85) is welded with the fixed rod (83), the inner wall of the inner blowing head body (2) and located above the mounting disc (82) is fixedly connected with the support rod (86).

6. A device for balancing the pressure of a blow head according to claim 5, characterized in that: The inner wall of the support rod (86) is slidably connected with the guide frame (87), and the vertical part of the guide frame (87) is fixedly connected with the plug (84).

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