CNG (compressed natural gas) storage cylinder fixing device

Abstract

The utility model discloses a CNG storage cylinder fixing device which comprises an annular fixing sleeve, a plurality of abutting plates are installed on the surface of the annular fixing sleeve in a sliding and penetrating mode, limiting rods are welded to one sides of the abutting plates, and an adjusting assembly used for driving the limiting rods to move at the same time is arranged on the outer side of the annular fixing sleeve. A blocking assembly used for blocking one side of the CNG storage cylinder is installed on one side of the annular fixing sleeve, two electric push rods are fixedly installed on the other side of the annular fixing sleeve, a mounting base is fixedly installed at one end of an inner rod of each electric push rod, and a second connecting rod is rotatably installed on the inner side of each mounting base. And a second baffle ring is fixedly mounted between the two second connecting rods. The position of the abutting plate is changed through the adjusting assembly, so that the abutting plate can limit the gas storage tanks with different outer diameters, the second baffle ring and the second connecting rod can rotate, and the second baffle ring is driven by the electric push rod to transversely move to abut against the gas storage tanks so as to fix the gas storage tanks.

Description

Technical Field

[0001] The utility model relates to the technical field of CNG storage, in particular to a CNG gas cylinder fixing device. Background Art

[0002] With the popularization and application of clean energy, compressed natural gas (CNG) has been widely used in the transportation field as an efficient and environmentally friendly energy form. CNG cylinders are key components for storing and transporting CNG, and their safety and stability are extremely important.

[0003] There are some CNG gas cylinder fixing devices on the market, but these devices often use a more complicated fixing structure, which takes a lot of time to install and adjust. Due to the differences in the sizes of CNG gas cylinders of different brands, these fixing devices are often unable to adapt to gas cylinders of various sizes, which brings a lot of inconvenience to the assemblers. Therefore, we propose a CNG gas cylinder fixing device. Utility Model Content

[0004] The purpose of the utility model is to provide a CNG gas cylinder fixing device to solve the problems raised by the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a CNG gas cylinder fixing device, comprising an annular fixing sleeve, a plurality of abutment plates are slidably installed on the surface of the annular fixing sleeve, a limiting rod is welded on one side of the abutment plate, and an adjusting component for driving the plurality of limiting rods to move simultaneously is arranged on the outer side of the annular fixing sleeve;

[0006] A blocking component for blocking one side of the CNG gas cylinder is installed on one side of the annular fixing sleeve, and two electric push rods are fixedly installed on the other side of the annular fixing sleeve. A mounting seat is fixedly installed on one end of the inner rod of the electric push rod, a second connecting rod is rotatably installed on the inner side of the mounting seat, and a second blocking ring is fixedly installed between the two second connecting rods.

[0007] Preferably, the adjustment component includes an annular rotating plate, the surface of the annular rotating plate is provided with limiting inclined holes whose number is the same as the limiting rod, the limiting rod passes through the limiting inclined holes, and the outer side of the annular rotating plate is provided with a plurality of friction components for fixing the annular fixing sleeve and the annular rotating plate.

[0008] Preferably, the limiting rod is cylindrical, and the width of the limiting inclined hole is appropriately matched with the outer diameter of the limiting rod.

[0009] Preferably, the friction assembly comprises a threaded rod, the threaded rod is threadedly connected to the inside of the annular rotating plate, and one end of the threaded rod can abut against the outside of the annular fixing sleeve.

[0010] Preferably, a knob is fixedly mounted on one end of the threaded rod.

[0011] Preferably, the blocking assembly includes a first blocking ring and a plurality of first connecting rods, the first connecting rods are fixedly mounted on one side of the annular fixing sleeve, and the first blocking ring is fixedly mounted on one end of the plurality of first connecting rods.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The CNG gas cylinder fixing device can control the second retaining ring to change position through the electric push rod, so that the device can adapt to gas cylinders with different lengths. When gas cylinders with different outer diameters need to be fixed, the limiting inclined hole can be driven to rotate along with the annular rotating plate by rotating the annular rotating plate. Under the resistance of the inner wall of the limiting inclined hole, the outer side of the limiting rod can move toward or away from the axis of the annular fixing sleeve, and multiple resistance plates move synchronously. By changing the position of the resistance plates, gas cylinders with different outer diameters can be placed between the multiple resistance plates, thereby improving the versatility of the device.

[0014] 2. The CNG gas cylinder fixing device, when disassembling, controls the electric push rod to extend, drives the second connecting rod and the second retaining ring to move in the direction away from the annular fixing sleeve, then rotates the second retaining ring, drives the second connecting rod to rotate, so that the second retaining ring and the second connecting rod do not block the CNG gas cylinder; when installing, inserts the CNG gas cylinder into the inner side of the annular fixing sleeve until one end of the gas cylinder contacts the first retaining ring, then rotates the second connecting rod to drive the second retaining ring to move to a position corresponding to the first retaining ring, then controls the electric push rod to retract, and drives the second retaining ring to contact one end of the gas cylinder through the mounting seat and the second connecting rod, thereby completing the fixing of the CNG gas tank. The installation and disassembly are convenient, and the fixing and disassembly efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the enlarged structure of A of the utility model.

[0019] In the figure: 1. annular fixing sleeve; 2. abutment plate; 3. limiting rod; 4. annular rotating plate; 5. limiting inclined hole; 6. threaded rod; 7. knob; 8. first connecting rod; 9. first retaining ring; 10. electric push rod; 11. mounting seat; 12. second connecting rod; 13. second retaining ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figure 1-4 As shown, the utility model provides a CNG gas cylinder fixing device, including an annular fixing sleeve 1, a plurality of abutment plates 2 are slidably installed on the surface of the annular fixing sleeve 1, a limiting rod 3 is welded on one side of the abutment plate 2, and an adjusting component for driving the plurality of limiting rods 3 to move simultaneously is arranged on the outer side of the annular fixing sleeve 1;

[0023] A blocking component for blocking one side of the CNG gas cylinder is installed on one side of the annular fixing sleeve 1, and two electric push rods 10 are fixedly installed on the other side of the annular fixing sleeve 1. A mounting seat 11 is fixedly installed on one end of the inner rod of the electric push rod 10, and a second connecting rod 12 is rotatably installed on the inner side of the mounting seat 11, and a second blocking ring 13 is fixedly installed between the two second connecting rods 12.

[0024] Specifically, the position of the contact plate 2 is changed by adjusting the assembly so that the contact plate 2 can limit the gas tanks with different outer diameters. The second retaining ring 13 and the second connecting rod 12 are rotatable, and the electric push rod 10 drives the second retaining ring 13 to move laterally against the gas tank, thereby fixing it.

[0025] Among them: the adjustment component includes an annular rotating plate 4, the surface of the annular rotating plate 4 is provided with limiting inclined holes 5 whose number is the same as the limiting rod 3, the limiting rod 3 passes through the limiting inclined holes 5, and the outer side of the annular rotating plate 4 is provided with a plurality of friction components for fixing the annular fixing sleeve 1 and the annular rotating plate 4, the limiting rod 3 is cylindrical, the width of the limiting inclined hole 5 is appropriately matched with the outer diameter of the limiting rod 3, rotating the annular rotating plate 4 can drive the limiting inclined hole 5 to rotate, and the limiting inclined hole 5 has a certain inclination, thereby resisting the movement of the limiting rod 3.

[0026] Wherein: the friction assembly includes a threaded rod 6, the threaded rod 6 is threadedly connected to the inside of the annular rotating plate 4, one end of the threaded rod 6 can contact the outside of the annular fixing sleeve 1, and a knob 7 is fixedly installed on one end of the threaded rod 6. Turning the knob 7 drives the threaded rod 6 to rotate. When the threaded rod 6 contacts the outside of the annular fixing sleeve 1, the annular rotating plate 4 and the annular fixing sleeve 1 can be fixed by friction.

[0027] Among them: the blocking assembly includes a first blocking ring 9 and multiple first connecting rods 8, the first connecting rod 8 is fixedly installed on one side of the annular fixing sleeve 1, the first blocking ring 9 is fixedly installed on one end of the multiple first connecting rods 8, and one end of the gas storage tank is pressed against the side of the first blocking ring 9. The first blocking ring 9 is used to block one side of the gas storage tank.

[0028] Working principle: The utility model is a CNG gas cylinder fixing device. When disassembling, the electric push rod 10 is controlled to extend, driving the second connecting rod 12 and the second retaining ring 13 to move in the direction away from the annular fixing sleeve 1, and then the second retaining ring 13 is rotated to drive the second connecting rod 12 to rotate, so that the second retaining ring 13 and the second connecting rod 12 do not block the CNG gas cylinder. When installing, the CNG gas cylinder is inserted into the inner side of the annular fixing sleeve 1 until one end of the gas cylinder contacts the first retaining ring 9, and then the second connecting rod 12 is rotated to drive the second retaining ring 13 to move to a position corresponding to the first retaining ring 9, and then the electric push rod 10 is controlled to retract, and the electric push rod 10 drives the second retaining ring 13 to contact one end of the gas cylinder through the mounting seat 11 and the second connecting rod 12, thereby completing the fixing work of the CNG gas cylinder;

[0029] The electric push rod 10 can be used to control the second retaining ring 13 to change its position, so that the device can adapt to gas tanks of different lengths. When gas tanks of different outer diameters need to be fixed, the limiting inclined hole 5 can be driven to rotate along with the annular rotating plate 4 by rotating the annular rotating plate 4. Under the interference effect of the inner wall of the limiting inclined hole 5, the outer side of the limiting rod 3 can move toward the direction close to the axis of the annular fixing sleeve 1 or away from the axis of the annular fixing sleeve 1, and multiple interference plates 2 move synchronously. By changing the position of the interference plate 2, gas tanks of different outer diameters can be placed between the multiple interference plates 2, thereby improving the versatility of the device. After adjusting the angle of the annular rotating plate 4, the threaded rod 6 is driven to rotate to contact the outside of the annular fixing sleeve 1 by rotating the knob 7, so that the threaded rod 6 and the annular fixing sleeve 1 are fixed by friction, thereby fixing the position between the annular rotating plate 4 and the annular fixing sleeve 1.

[0030] The contents not described in detail in this specification belong to the prior art known to professionals in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A CNG gas cylinder fixing device, comprising an annular fixing sleeve (1), characterized in that: A plurality of abutment plates (2) are slidably mounted on the surface of the annular fixing sleeve (1), a limiting rod (3) is welded to one side of the abutment plate (2), and an adjustment component for driving the plurality of limiting rods (3) to move simultaneously is arranged on the outside of the annular fixing sleeve (1); A blocking component for blocking one side of the CNG gas cylinder is installed on one side of the annular fixing sleeve (1), and two electric push rods (10) are fixedly installed on the other side of the annular fixing sleeve (1), a mounting seat (11) is fixedly installed on one end of the inner rod of the electric push rod (10), a second connecting rod (12) is rotatably installed inside the mounting seat (11), and a second blocking ring (13) is fixedly installed between the two second connecting rods (12).

2. A CNG gas cylinder fixing device according to claim 1, characterized in that: The adjustment component comprises an annular rotating plate (4), the surface of which is provided with inclined limiting holes (5) whose number is the same as that of the limiting rods (3), the limiting rods (3) pass through the inclined limiting holes (5), and the outer side of the annular rotating plate (4) is provided with a plurality of friction components for fixing the annular fixing sleeve (1) and the annular rotating plate (4).

3. A CNG gas cylinder fixing device according to claim 2, characterized in that: The limiting rod (3) is cylindrical, and the width of the limiting inclined hole (5) is appropriately matched with the outer diameter of the limiting rod (3).

4. A CNG gas cylinder fixing device according to claim 2, characterized in that: The friction assembly comprises a threaded rod (6), wherein the threaded rod (6) is threadedly connected to the inside of the annular rotating plate (4), and one end of the threaded rod (6) can contact the outside of the annular fixing sleeve (1).

5. A CNG gas cylinder fixing device according to claim 4, characterized in that: A knob (7) is fixedly mounted on one end of the threaded rod (6).

6. A CNG gas cylinder fixing device according to claim 1, characterized in that: The blocking assembly comprises a first blocking ring (9) and a plurality of first connecting rods (8), wherein the first connecting rod (8) is fixedly mounted on one side of the annular fixing sleeve (1), and the first blocking ring (9) is fixedly mounted on one end of the plurality of first connecting rods (8).

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