Fuel gas high-pressure tank

Abstract

The utility model discloses a fuel gas high-pressure tank which comprises a pressure regulating box, the top and the bottom of the pressure regulating box are provided with an air inlet and an air outlet pipe respectively, a second telescopic sealing plate, a valve pipe assembly, a circular pipeline and a first telescopic sealing plate are sequentially arranged in the pressure regulating box from top to bottom, and the outer side of the circular pipeline is connected with the pressure regulating box through a mounting plate. A gas density detector is arranged on one side of the valve pipe assembly; the second telescopic sealing plate clings to and is in sliding fit with one side of the air inlet; the first telescopic sealing plate clings to and is in sliding fit with the lower end of the circular pipeline; the first telescopic sealing plate and the second telescopic sealing plate are both connected with a driving structure, and the gas density detector and the driving structure are both electrically connected with a controller. According to the gas high-pressure tank provided by the utility model, when the valve pipe assembly leaks, the pressure regulating tank can be quickly closed, gas leakage is prevented, and the gas high-pressure tank is safer to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of gas pressure regulating box, especially to a gas high pressure box. BACKGROUND

[0002] Through the retrieval, CN211624880U discloses a kind of gas pressure regulating box, which includes pressure regulating box body, support leg is fixedly connected at the four corners of the bottom of pressure regulating box body, cylindrical air inlet cylinder is fixedly connected in the bottom of pressure regulating box body, and heat dissipation dust removal mechanism is installed in air inlet cylinder, matching circular plate is fixedly installed in the barrel mouth of the top of air inlet cylinder, and matching annular filter screen is fixedly embedded in circular plate, and a plurality of evenly distributed air outlet holes are provided in the top of pressure regulating box body;Heat dissipation dust removal mechanism includes motor fixedly connected on the outer side wall of air inlet cylinder by mounting bracket, transmission shaft is fixedly connected to the output end of motor, and the other end of transmission shaft penetrates the side wall of air inlet cylinder and is fixedly connected with driving bevel gear, and transmission shaft is rotatably connected with the side wall of air inlet cylinder.The utility model not only makes that gas pressure regulating box has good heat dissipation performance, and has good dust removal performance.

[0003] However, the above-mentioned gas pressure regulating box when running, because gas valve assembly in its box is too high in summer or in winter when the temperature is cold, so that the sealing assembly of gas valve assembly appears gelatinization or pipe frostbite, thereby causing gas leakage, thereby causing from air inlet hole or air outlet hole, thereby easily leading to gas outflow to cause pollution to environment or personnel to inhale physical strength to produce poisoning phenomenon. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of gas high pressure box, when valve pipe assembly appears leakage, can quickly close pressure regulating box, prevent gas outflow, use more safely.

[0005] To achieve the above-mentioned purpose, the utility model provides a kind of gas high pressure box, including pressure regulating box, and the top and bottom of pressure regulating box are respectively provided with air inlet hole and air outlet pipe, and second telescopic sealing plate, valve pipe assembly, circular pipe, first telescopic sealing plate are sequentially arranged from top to bottom in pressure regulating box, and circular pipe outside is connected with pressure regulating box by mounting plate, and gas density detector is arranged on one side of valve pipe assembly;Second telescopic sealing plate is in close contact with one side of air inlet hole and is slidably connected, and first telescopic sealing plate is in close contact with the lower end of circular pipe and is slidably connected;Both first telescopic sealing plate and second telescopic sealing plate are connected with driving structure, and gas density detector and driving structure are electrically connected with controller.

[0006] As a further improvement of the utility model, the driving structure further includes two first sliding blocks connected with the lower end of each connecting rod respectively, the first sliding blocks are in sliding fit with first sliding grooves arranged on the pressure regulating box, the two first sliding blocks are connected with the same movable cylinder through a first connecting rod, and the movable cylinder is fixedly connected with the second telescopic sealing plate; the pressure regulating box is connected with a rotating rod, and the movable cylinder is slidably arranged on the rotating rod.

[0007] As a further improvement of the utility model, the driving structure further includes two first sliding blocks connected with the lower end of each connecting rod respectively, the first sliding blocks are in sliding fit with first sliding grooves arranged on the pressure regulating box, the two first sliding blocks are connected with the same movable cylinder through a first connecting rod, and the movable cylinder is fixedly connected with the second telescopic sealing plate; the pressure regulating box is connected with a rotating rod, and the movable cylinder is slidably arranged on the rotating rod.

[0008] As a further improvement of the utility model, the driving structure further includes a threaded screw rod rotatably connected with the pressure regulating box through a first bearing, a motor connected with the threaded screw rod is arranged on the pressure regulating box, and the threaded screw rod is in threaded fit with the threaded sleeve.

[0009] As a further improvement of the utility model, the driving structure further includes two second sliding blocks connected with the upper end of each connecting rod respectively, the second sliding blocks are in sliding fit with second sliding grooves arranged on the pressure regulating box, the two second sliding blocks are connected with the same movable cylinder through a second connecting rod, and the movable cylinder is fixedly connected with the second telescopic sealing plate; the pressure regulating box is connected with a rotating rod, and the movable cylinder is slidably arranged on the rotating rod.

[0010] As a further improvement of the utility model, the bottom of the pressure regulating box is connected with a plurality of supporting legs.

[0011] Beneficial effects

[0012] Compared with the prior art, the gas high-pressure box has the following advantages:

[0013] 1. When the valve pipe assembly leaks, the gas density detector can detect the gas leakage and send a signal to the controller, the controller drives the first telescopic sealing plate and the second telescopic sealing plate to move through the driving structure, closes the air inlet hole and the air outlet pipe, realizes rapid sealing of the pressure regulating box, prevents gas leakage, avoids pollution of the environment caused by gas outflow or poisoning of personnel caused by inhalation of physical strength, and is safer to use.

[0014] 2. The upper end of the connecting rod is fixedly connected with the second telescopic sealing plate, and the lower end of the connecting rod is fixedly connected with the first telescopic sealing plate, so that only one motor is needed to drive the first telescopic sealing plate and the second telescopic sealing plate to move simultaneously, and the manufacturing cost is low.

[0015] 3、the sliding block and the sliding slot are in mutual sliding cooperation, and the movable cylinder and the rotating rod are in sliding cooperation, so that the movement stability of the first telescopic sealing plate and the second telescopic sealing plate can be ensured.

[0016] The utility model will become more clear through the following description and in conjunction with the drawings, these drawings are used to explain the utility model embodiment. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the utility model embodiment or the technical scheme in prior art, the following will briefly introduce the drawing needed to be used in embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the utility model, and for ordinary skilled person in the art, other drawings can also be obtained according to these drawings without creating labor.

[0018] Fig. 1 It is the perspective view of gas high pressure tank;

[0019] Fig. 2 It is the internal structure perspective view of gas high pressure tank No.

[0020] Fig. 3 It is the internal structure perspective view of gas high pressure tank No. DETAILED DESCRIPTION

[0021] The embodiment of the utility model will be described with reference to the drawings.

[0022] EMBODIMENT

[0023] The specific implementation of the utility model as Figs. 1 to 3 shown, a kind of gas high pressure tank, including pressure regulating tank 1, the top and bottom of pressure regulating tank 1 are equipped with gas inlet hole 3 and gas outlet pipe 4 respectively, second telescopic sealing plate 17, valve pipe assembly 13, circular pipeline 11, first telescopic sealing plate 10 are sequentially arranged from top to bottom in pressure regulating tank 1, circular pipeline 11 outer side is connected with pressure regulating tank 1 by mounting plate 9, valve pipe assembly 13 side is equipped with gas density detector 12.Second telescopic sealing plate 17 and gas inlet hole 3 side are in close contact and sliding cooperation, first telescopic sealing plate 10 and circular pipeline 11 lower end are in close contact and sliding cooperation.Both first telescopic sealing plate 10 and second telescopic sealing plate 17 are connected with driving structure, and gas density detector 12 and driving structure are electrically connected with controller.In this embodiment, multiple valve pipe assemblies 13 sequentially arranged from top to bottom are arranged in pressure regulating tank 1.In addition, the bottom of pressure regulating tank 1 is connected with multiple supporting legs 2.

[0024] The driving structure comprises two connecting rods 14, the mounting plate 9 is provided with two rectangular grooves 22, the two rectangular grooves 22 are respectively located at two sides of the circular pipeline 11, the connecting rod 14 vertically penetrates through the corresponding rectangular groove 22 and is in sliding fit with the rectangular groove 22, the upper end of the connecting rod 14 is fixedly connected with the second telescopic sealing plate 17, and the lower end of the connecting rod 14 is fixedly connected with the first telescopic sealing plate 10. The gas density detector 12 is installed on the upper surface of the mounting plate 9.

[0025] The number of the air inlet holes 3 is multiple, and the number of the air outlet pipe 4 is one. When the first telescopic sealing plate 10 and the second telescopic sealing plate 17 are both opened, it is ensured that each air inlet hole 3 and the air outlet pipe 4 can be opened. When the first telescopic sealing plate 10 and the second telescopic sealing plate 17 are both closed, it is ensured that the second telescopic sealing plate 17 blocks all the air inlet holes 3, and the first telescopic sealing plate 10 completely blocks the air outlet pipe 4. Meanwhile, the length and width of the first telescopic sealing plate 10 can ensure that the first telescopic sealing plate 10 blocks the entire cavity of the pressure regulating box 1 when it is closed, so as to avoid that the leaked gas passes through the gap between the first telescopic sealing plate 10 and the pressure regulating box 1 from the rectangular groove 22. Therefore, when the external size of the pressure regulating box 1 is not large enough, a through groove for allowing the first telescopic sealing plate 10 and the second telescopic sealing plate 17 to move out horizontally needs to be arranged on the side wall of the pressure regulating box 1.

[0026] The driving structure further comprises two first sliding blocks 20 connected with the lower end of each connecting rod 14, the first sliding block 20 is in sliding fit with the first sliding groove 19 arranged on the pressure regulating box 1, and the two first sliding blocks 20 are connected with the same threaded sleeve 7 through the first connecting rod 21, and the threaded sleeve 7 is fixedly connected with the first telescopic sealing plate 10. Specifically, the first sliding block 20 is located below the first telescopic sealing plate 10, and the connecting rod 14 penetrates through the first telescopic sealing plate 10 and is connected with the first sliding block 20.

[0027] The driving structure further comprises a threaded screw rod 6 rotatably connected with the pressure regulating box 1 through the first bearing 8, the pressure regulating box 1 is provided with a motor 5 connected with the threaded screw rod 6 in linkage, and the threaded screw rod 6 is in threaded fit with the threaded sleeve 7.

[0028] The driving structure further comprises two second sliding blocks 24 connected with the upper end of each connecting rod 14, the second sliding block 24 is in sliding fit with the second sliding groove 23 arranged on the pressure regulating box 1, and the two second sliding blocks 24 are connected with the same movable cylinder 18 through the second connecting rod 16, and the movable cylinder 18 is fixedly connected with the second telescopic sealing plate 17. The pressure regulating box 1 is connected with a rotating rod 15, and the movable cylinder 18 is slidably sleeved on the rotating rod 15. Specifically, the second sliding block 24 is located below the second telescopic sealing plate 17.

[0029] In use, the first telescopic sealing plate 10 and the second telescopic sealing plate 17 are in an open state. When gas leakage occurs in the valve pipe assembly 13, the gas density detector 12 can detect the gas leakage and send a signal to the controller. The controller drives the first telescopic sealing plate 10 and the second telescopic sealing plate 17 to move horizontally by the driving structure, closes the gas inlet hole 3 and the gas outlet pipe 4, and realizes rapid sealing of the pressure regulating box 1, thereby preventing gas leakage, avoiding pollution of the environment and poisoning of personnel due to gas outflow, and being safer to use.

[0030] The utility model has been described above in combination with the best embodiment, but the utility model is not limited to the above disclosed embodiments, and should cover various modifications, equivalent combinations according to the essence of the utility model.

Claims

1. A gas pressure tank, characterized by The utility model provides a pressure regulating tank (1), the top and bottom of pressure regulating tank (1) are equipped with air inlet hole (3) and air outlet pipe (4) respectively, and the second telescopic sealing plate (17), valve pipe assembly (13), circular pipeline (11), first telescopic sealing plate (10) are sequentially arranged from top to bottom in pressure regulating tank (1), the circular pipeline (11) is connected with pressure regulating tank (1) through mounting plate (9) on the outside, and the valve pipe assembly (13) is equipped with gas density detector (12) on one side, the second telescopic sealing plate (17) is in close contact with the one side of air inlet hole (3) and is in sliding fit, and the first telescopic sealing plate (10) is in close contact with the lower end of circular pipeline (11) and is in sliding fit, the first telescopic sealing plate (10) and the second telescopic sealing plate (17) are connected with the drive structure, and the gas density detector (12) and the drive structure are electrically connected with the controller.

2. A gas pressure vessel as claimed in claim 1, characterised in that The drive structure includes two connecting rods (14), the mounting plate (9) is equipped with two rectangular grooves (22), the two rectangular grooves (22) are located on the two sides of the circular pipeline (11) respectively, the connecting rod (14) vertically passes through the corresponding rectangular groove (22) and is in sliding fit, the upper end of connecting rod (14) is fixed with the second telescopic sealing plate (17) oppositely, and the lower end of connecting rod (14) is fixed with the first telescopic sealing plate (10) oppositely, the gas density detector (12) is installed on the upper surface of mounting plate (9).

3. A gas pressure vessel according to claim 2, wherein The drive structure further includes two first sliding blocks (20) connected with the lower end of each connecting rod (14) respectively, the first sliding block (20) is in sliding fit with the first sliding groove (19) arranged on the pressure regulating tank (1), the two first sliding blocks (20) are connected with the same threaded sleeve (7) through the first connecting rod (21), and the threaded sleeve (7) is fixedly connected with the first telescopic sealing plate (10).

4. A gas pressure vessel as claimed in claim 3, characterised in that The drive structure further includes a threaded screw rod (6) rotatably connected with the pressure regulating tank (1) through the first bearing (8), the pressure regulating tank (1) is provided with a motor (5) connected with the threaded screw rod (6) in linkage, and the threaded screw rod (6) is in threaded fit with the threaded sleeve (7).

5. A gas pressure vessel as claimed in claim 2, wherein The drive structure further includes two second sliding blocks (24) connected with the upper end of each connecting rod (14) respectively, the second sliding block (24) is in sliding fit with the second sliding groove (23) arranged on the pressure regulating tank (1), the two second sliding blocks (24) are connected with the same movable cylinder (18) through the second connecting rod (16), and the movable cylinder (18) is fixedly connected with the second telescopic sealing plate (17), and the pressure regulating tank (1) is connected with a rotating rod (15), and the movable cylinder (18) is slidably arranged on the rotating rod (15).

6. A gas pressure vessel as claimed in claim 1, wherein The bottom of the pressure regulating tank (1) is connected with a plurality of supporting legs (2).

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