CN211694366U - Axial positioning assembly of gas cylinder, gas cylinder fixing mechanism and vehicle - Google Patents
Axial positioning assembly of gas cylinder, gas cylinder fixing mechanism and vehicle Download PDFInfo
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- CN211694366U CN211694366U CN201922368770.2U CN201922368770U CN211694366U CN 211694366 U CN211694366 U CN 211694366U CN 201922368770 U CN201922368770 U CN 201922368770U CN 211694366 U CN211694366 U CN 211694366U
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Abstract
The utility model relates to an axial positioning subassembly, gas cylinder fixed establishment and vehicle of gas cylinder, wherein, the axial positioning subassembly of gas cylinder includes mount (1) and positioning seat (2), positioning seat (2) are connected in order to pass through on mount (1), positioning seat (2) form into calathiform structure to the axial tip that is used for holding gas cylinder (8). Through above-mentioned technical scheme, the axial positioning subassembly of gas cylinder that this disclosure provided can support the axial tip of this gas cylinder steadily, thereby avoids the gas cylinder to take place axial displacement and effectively fixes the gas cylinder.
Description
Technical Field
The utility model relates to a fixed field of gas cylinder, specifically relates to an axial positioning subassembly, gas cylinder fixed establishment and vehicle of gas cylinder.
Background
Gas cylinders are widely used in various gas vehicles, for example, gas cars using natural gas, and hydrogen-powered cars have been attracting attention in recent years. For the research of hydrogen energy automobiles, the key technology is how to supply hydrogen to a gas cylinder for automobiles, and a hydrogen supply system of a vehicle-mounted hydrogen storage gas cylinder can solve the problem, and the vehicle-mounted hydrogen storage system provides reactants for a fuel cell engine of a new energy automobile, so that the vehicle-mounted hydrogen storage technology is the key for the development of the hydrogen fuel cell automobile and directly influences the endurance mileage, the cost and the like of the hydrogen fuel cell automobile.
The gas cylinder in the vehicle-mounted hydrogen storage system is usually of a cylindrical structure and is not easy to fix and place, and the requirements of high efficiency, safety, low cost and the like must be met based on a new energy automobile, so that the fixed installation mode of the gas cylinder plays a crucial role in the reliability and safety of the vehicle-mounted hydrogen storage system. At present, a common vehicle-mounted hydrogen storage system usually adopts a metal annular hoop with a rubber gasket to fix the gas cylinder, so that the radial displacement of the gas cylinder can be well limited. However, the vehicle inevitably has vibration phenomenon in the running process, so that the gas cylinder vibrates axially, the interface of a hydrogen supply system pipeline connected with the gas cylinder is loosened, and hydrogen leakage can be seriously caused; meanwhile, the gas cylinder tends to move axially when the vehicle is accelerated or decelerated suddenly or turns suddenly in the running process, so that a fixing structure capable of effectively limiting the axial displacement of the gas cylinder is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axial positioning subassembly of gas cylinder, this axial positioning subassembly can support the axial tip of this gas cylinder steadily, thereby avoids the gas cylinder to take place axial displacement and effectively fixes the gas cylinder.
In order to achieve the above object, the present disclosure provides an axial positioning assembly of a gas cylinder, wherein the axial positioning assembly includes a fixing frame and a positioning seat, the positioning seat is connected to the fixing frame to be installed through the fixing frame, and the positioning seat is formed into a bowl-shaped structure to be used for accommodating an axial end portion of the gas cylinder.
Optionally, the positioning seat includes a positioning seat body forming the bowl-shaped structure and a flexible buffer member disposed in the positioning seat body, and the flexible buffer member is matched with the positioning seat body in shape.
Optionally, the fixing frame and the positioning seat are fixedly connected or detachably connected.
Optionally, the fixing frame includes a first fixing frame and a second fixing frame, the first fixing frame and the second fixing frame are connected to two opposite sides of the positioning seat and respectively include a fixing portion and a holding portion, the fixing portion is of a straight rod structure, the holding portion has an arc-shaped seat attached to the outer periphery of the positioning seat along the circumferential direction of the positioning seat, and the arc-shaped seat is fixedly connected to the straight rod structure or detachably connected to the straight rod structure.
Optionally, the arc base is fixedly connected to the straight rod structure, the arc base includes an arc plate having an arc contour, a plate surface of the arc plate is perpendicular to and fixedly connected to the surface of the straight rod structure, and a plurality of reinforcing plates are further connected between the arc plate and the surface of the straight rod structure, and the reinforcing plates are perpendicular to the surfaces of the arc plate and the straight rod structure, respectively.
Optionally, the arc base is detachably connected to the straight rod structure, the arc base includes a first arc plate having an arc profile, a second arc plate having the same shape as the first arc plate is fixedly connected to the surface of the straight rod structure, the second arc plate is perpendicular to the surface of the straight rod structure, a plurality of reinforcing plates are further connected between the second arc plate and the surface of the straight rod structure, the reinforcing plates are perpendicular to the surfaces of the second arc plate and the straight rod structure, and the first arc plate and the second arc plate are detachably connected through a fastener.
Optionally, the fastener includes a bolt, a nut, and a washer, the bolt, the nut, and the washer are engaged with each other, the reinforcing plate includes a first reinforcing plate and a second reinforcing plate, the first reinforcing plate, the second arc-shaped plate, and the second reinforcing plate enclose an n-shaped receiving groove, the nut is located in the receiving groove and is in threaded engagement with the bolt, and the washer is sleeved on the bolt and is located between the first arc-shaped plate and the second arc-shaped plate.
On the basis of the technical scheme, the utility model also provides a gas cylinder fixing mechanism, including mounting bracket and annular staple bolt, the annular staple bolt centers on the periphery wall of gas cylinder and fixes on the mounting bracket, wherein, still includes foretell axial positioning subassembly, the axial positioning subassembly is at least one and is used for the location the axial tip of gas cylinder, positioning seat fixed connection is in on the mounting bracket.
Optionally, the number of the axial positioning assemblies is two, the two axial positioning assemblies are respectively used for positioning one end of two ends of the gas cylinder, the fixing frame of one of the two axial positioning assemblies is fixedly connected with the positioning seat, the fixing frame of the other axial positioning assembly is detachably connected with the positioning seat, and an opening for the gas cylinder to pass through is formed in the positioning seat of the axial positioning assembly corresponding to the gas cylinder nozzle.
On the basis of the technical scheme, the utility model also provides a vehicle, including the gas cylinder and the gas cylinder fixed establishment of fixed this gas cylinder, wherein, gas cylinder fixed establishment is foretell gas cylinder fixed establishment.
The beneficial effects of this disclosure are: through holding the axial tip of gas cylinder in order to restrict the displacement of gas cylinder at the axial ascending in the positioning seat of bowl shape structure, the structure of bowl shape can be with the gas cylinder tip of curved surface usually cladding hold to on the one hand can make the tip of gas cylinder except in the axial, also can all receive the restriction of positioning seat on all directions, effectively avoided the axial vibration of gas cylinder, make the fixed more reliable and firm of gas cylinder, thereby improve on-vehicle hydrogen storage system's security. On the other hand, the bowl-shaped coating structure can increase the contact area with the end part of the gas cylinder, so that the local stress concentration is reduced, the gas cylinder can be effectively protected, and the service life of the gas cylinder and the positioning seat is prolonged. The gas cylinder fixing mechanism and the vehicle provided by the present disclosure comprise the axial positioning assembly, and therefore have the advantages.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a schematic perspective view of an axial positioning assembly of a gas cylinder provided in an embodiment of the present disclosure, wherein a schematic perspective view of a gas cylinder fixing mechanism provided in an embodiment of the present disclosure is also shown;
FIG. 2 is a schematic perspective view of an axial positioning assembly for a gas cylinder provided by an embodiment of the present disclosure;
FIG. 3 is a front view of the axial positioning assembly provided by the embodiment of FIG. 2;
FIG. 4 is a right side view of the axial positioning assembly provided by the embodiment of FIG. 2;
FIG. 5 is another perspective view of an axial positioning assembly for a gas cylinder provided by an embodiment of the present disclosure;
FIG. 6 is an exploded view of the axial positioning assembly provided by the embodiment of FIG. 5;
FIG. 7 is a front view of the axial positioning assembly provided by the embodiment of FIG. 5;
FIG. 8 is a right side view of the axial positioning assembly provided by the embodiment of FIG. 5.
Description of the reference numerals
1-a fixed mount; 11-a first mount; 12-a second mount; 13-a fixed part; 131-a second arcuate plate; 1311-second via; 14-a holding part; 141-an arc-shaped plate; 142-a first arcuate plate; 1421 — first via; 2-positioning seat; 21-positioning seat body; 22-a flexible buffer; 23-opening; 3-a reinforcing plate; 31-a first stiffener; 32-a second stiffener plate; 41-bolt; 42-a nut; 43-a washer; 5-accommodating the tank; 6-mounting a frame; 7-annular hoop; and 8-gas cylinder.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, the terms "first," "second," and the like are used for distinguishing one element from another, without order or importance. In addition, the use of directional terms such as "inner" and "outer" is intended to refer to the inner and outer relative to the profile of the corresponding component itself. Furthermore, in the following description, when referring to the figures, the same reference numbers in different figures denote the same or similar elements, unless otherwise explained. The foregoing definitions are provided to illustrate and describe the present disclosure only and should not be construed to limit the present disclosure.
According to the specific embodiment of the present disclosure, an axial positioning assembly of a gas cylinder is provided, wherein the axial positioning assembly includes a fixing frame 1 and a positioning seat 2, the positioning seat 2 is connected to the fixing frame 1 to be installed through the fixing frame 1, and the positioning seat 2 is formed into a bowl-shaped structure to be used for accommodating an axial end portion of a gas cylinder 8.
Through the technical scheme, the axial positioning subassembly of gas cylinder that this disclosure provided holds in order to restrict gas cylinder 8 displacement at the axial in the positioning seat 2 of bowl shape structure through the axial tip with gas cylinder 8, the structure of bowl shape can be carried out the cladding with the tip of the gas cylinder 8 that is the curved surface usually and holds, thereby on the one hand can make gas cylinder 8's tip except in the axial, also can all receive positioning seat 2's restriction on all directions, gas cylinder 8's axial vibration has effectively been avoided, make gas cylinder 8's fixed more reliable and firm, thereby improve on-vehicle hydrogen storage system's security. On the other hand, the bowl-shaped coating structure can increase the contact area with the end part of the gas cylinder 8, thereby reducing the local stress concentration and effectively protecting the gas cylinder 8, and prolonging the service life of the gas cylinder 8 and the positioning seat 2.
In the axial positioning assembly provided by the present disclosure, the positioning socket 2 can be arranged and configured in any suitable manner, and therefore, accordingly, the fixing frame 1 can have a plurality of different embodiments, and hereinafter, the present disclosure will be explained and illustrated in detail by taking only the embodiment shown in fig. 1 to 8 as an example, but it can be understood by those skilled in the art that other modifications of the axial positioning assembly provided by the present disclosure can be made without departing from the scope of the idea of the present disclosure.
Fig. 1-8 illustrate one embodiment of an axial positioning assembly provided by the present disclosure.
Since the positioning seat 2 has a certain rigidity, in order to avoid abrasion and scratch to the gas cylinder, referring to fig. 2, 5 and 6, the positioning seat 2 includes a positioning seat body 21 forming the bowl-shaped structure and a flexible buffer storage member 22 disposed in the positioning seat body 21, and the flexible buffer storage member 22 is matched with the positioning seat body 21 in shape to be matched with the curved surface of the gas cylinder 8, and is conveniently and completely attached to the positioning seat body 21 to effectively protect the gas cylinder.
The flexible buffer member 22 may be arranged and configured in any suitable manner, and may avoid abrasion and scratch of the gas cylinder caused by the axial positioning component, for example, the flexible buffer member 22 may be made of rubber, soft plastic, or other materials, and of course, a person skilled in the art may think that the flexible buffer member 22 may also be a material whose surface is provided with a flexible material and has a certain rigidity, so as to better protect the gas cylinder. In addition, the flexible buffer member 22 and the positioning seat body 21 may be matched and combined in any suitable manner, for example, the flexible buffer member 22 and the positioning seat body 21 may be bonded and fixed by an adhesive, so that the strength of the flexible buffer member 22 is increased, and the toughness of the positioning seat body 21 is enhanced, so as to limit the axial direction of the gas cylinder 8 and avoid abrasion and scratch to the gas cylinder 8.
In the specific implementation mode provided by the present disclosure, the positioning seat 2 and the fixing frame 1 may be matched in any suitable manner, so that the gas cylinder 8 can be conveniently assembled while the axial limitation on the gas cylinder 8 is realized. Referring to fig. 2 to 8, the fixing frame 1 and the positioning seat 2 are fixedly connected or detachably connected. As shown in fig. 2 to 4, the fixing frame 1 and the positioning seat 2 are fixedly connected together, for example, welded, and have good strength. Referring to fig. 5 to 8, the fixing frame 1 and the positioning seat 2 are detachably connected together, for example, by a fastener, so that processing and assembling errors can be compensated, and the applicability can be improved.
In the specific embodiment provided by the present disclosure, the fixing frame 1 may be arranged and configured in any suitable manner, and can stably support the positioning seat 2 to increase the strength thereof, so as to realize the axial limitation of the gas cylinder 8. Referring to fig. 2 to 8, the fixing frame 1 includes a first fixing frame 11 and a second fixing frame 12, the first fixing frame 11 and the second fixing frame 12 are connected to two opposite sides of the positioning seat 2 and respectively include a fixing portion 13 and a holding portion 14, the fixing portion 13 is of a straight rod structure so as to be conveniently connected to other components in a welding manner, the holding portion 14 has an edge, the circumferential direction of the positioning seat 2 is fitted to an arc-shaped seat on the outer periphery of the positioning seat 2 so as to conveniently stably fix the bowl-shaped positioning seat 2 through a similar holding posture, and the arc-shaped seat is fixedly connected to the straight rod structure or detachably connected to the straight rod structure so as to facilitate installation and detachment of the gas cylinder 8.
In the specific embodiments provided in the present disclosure, the clasping portion 14 may have various configurations, so as to facilitate the assembly of the positioning seat 2 and the fixing portion 13, and accordingly, the arc seat may have various different embodiments. In the following, only the embodiments shown in fig. 1 to 8 are taken as examples, but a person skilled in the art will understand that other variations of the arc-shaped seat in the present disclosure are possible without departing from the scope of the idea of the present disclosure.
As shown in fig. 2 to 4, in order to increase the stability and strength of the axial positioning assembly, the arc-shaped seat is fixedly connected to the straight rod structure, for example, by welding. The arc-shaped base comprises an arc-shaped plate 141 with an arc-shaped outline, and the plate surface of the arc-shaped plate 141 is perpendicular to the surface of the straight rod structure and is fixedly connected to the surface. In addition, in order to enhance the rigidity and the connection strength of the straight rod structure and the arc-shaped plate 141, a plurality of reinforcing plates 3 are further connected between the surfaces of the arc-shaped plate 141 and the straight rod structure, and the plurality of reinforcing plates 3 are respectively perpendicular to the surfaces of the arc-shaped plate 141 and the straight rod structure, so that the material is saved, the weight of the axial positioning assembly is reduced, the cost is reduced, and meanwhile, the distortion caused by uneven stress due to the difference in thickness between the straight rod structure and the arc-shaped plate 141 can be overcome.
In addition, as shown in fig. 5 to 8, in order to facilitate assembly of the gas cylinder 8 and compensate for machining and assembly errors, the arc-shaped base is detachably connected to the straight rod structure, the arc-shaped base includes a first arc-shaped plate 142 having an arc-shaped profile, a second arc-shaped plate 131 having the same shape as the first arc-shaped plate 142 is fixedly connected to the surface of the straight rod structure, and the second arc-shaped plate 131 is perpendicular to the surface of the straight rod structure. In addition, in order to enhance the rigidity and the connection strength of the straight rod structure and the second arc-shaped plate 131, a plurality of reinforcing plates 3 are further connected between the surfaces of the second arc-shaped plate 131 and the straight rod structure, and the plurality of reinforcing plates 3 are respectively perpendicular to the surfaces of the second arc-shaped plate 131 and the straight rod structure, so that the material is saved, the weight of the axial positioning assembly is reduced, the cost is reduced, and meanwhile, the distortion caused by uneven stress due to the difference in thickness between the straight rod structure and the second arc-shaped plate 131 can be overcome. The first arc-shaped plate 142 and the second arc-shaped plate 131 are detachably connected through a fastener, so that the gas cylinder 8 can be conveniently mounted and dismounted.
In the specific embodiment provided by the present disclosure, the fastener may have various configurations, and it is sufficient that the first arc-shaped plate 142 and the second arc-shaped plate 131 can be detachably connected. Referring to fig. 6 and 8, optionally, the fastening member includes a bolt 41, a nut 42, and a washer 43, which are engaged with each other, in order to facilitate assembly, a first through hole 1421 is formed on the first arc plate 142, a second through hole 1311 is formed on the second arc plate 131, center lines of the first through hole 1421 and the second through hole 1311 are overlapped, and the bolt 41 sequentially passes through the first through hole 1421 and the second through hole 1311 to connect the first arc plate 142 and the second arc plate 131 together. When the straight rod structure and the second arc-shaped plate 131 have a deviation in the axial dimension of the gas cylinder 8 or the length of the gas cylinder 8 is manufactured to have a deviation in dimension, the straight rod structure and the second arc-shaped plate can be adjusted and fastened through the thickness of the gasket 43. In addition, the reinforcing plate 3 includes a first reinforcing plate 31 and a second reinforcing plate 32, the first reinforcing plate 31, the second arc-shaped plate 131, and the second reinforcing plate 32 enclose an n-shaped receiving groove 5, the nut 42 is located in the receiving groove 5 and is in threaded fit with the bolt 41, and the washer 43 is sleeved on the bolt 41 and is located between the first arc-shaped plate 142 and the second arc-shaped plate 131 to supplement processing and assembling errors.
On the basis of the technical scheme, the utility model also provides a gas cylinder fixing mechanism, including mounting bracket 6 and annular staple bolt 7, annular staple bolt 7 centers on 8 gas cylinders's periphery wall is fixed on the mounting bracket 6, can prevent that 8 radial motion from taking place for the gas cylinder on the one hand, and through applying the pretightning force to annular staple bolt 7, can prevent that 8 gas cylinders from taking place circumferential direction through frictional force in addition. The gas cylinder positioning device further comprises the axial positioning assembly, the axial positioning assembly is at least one axial end used for positioning the gas cylinder 8, and the positioning seat 2 is fixedly connected to the mounting frame 6. In this way, the gas cylinder fixing mechanism provided by the present disclosure can stably fix the gas cylinder 8 in all of the axial direction, the radial direction, and the circumferential direction.
In the specific embodiment provided by the present disclosure, optionally, two axial positioning assemblies are provided, and the two axial positioning assemblies are respectively used for positioning one end of two ends of the gas cylinder 8, in order to facilitate the installation and the detachment of the gas cylinder 8, the fixing frame 1 and the positioning seat 2 of one of the two axial positioning assemblies are fixedly connected, the fixing frame 1 and the positioning seat 2 of the other one are detachably connected, and an opening 23 for the cylinder mouth to pass through is formed in the positioning seat 2 of the axial positioning assembly corresponding to the cylinder mouth of the gas cylinder 8, so that when the gas cylinder 8 is installed and detached, the cylinder mouth can pass through the opening 23 to facilitate the installation and the detachment of a hydrogen supply system pipeline connected with the gas cylinder 8.
In the specific installation process, the fixing frame 1 and the positioning seat 2 in the axial positioning assembly corresponding to one side of the tail end of the gas cylinder 8 can be firstly arranged to be fixedly connected, and the fixing frame 1 and the positioning seat 2 in the axial positioning assembly corresponding to one side of the cylinder mouth of the gas cylinder 8 are detachably connected. Secondly, the fixing frame 1 and the positioning seat 2 which are fixedly connected into a whole in the axial positioning assembly at the tail end can be welded on the mounting frame 6 together, and the fixing frame 1 in the axial positioning assembly at one side of the bottle mouth is welded on the mounting frame 6; again, the tail end of the gas cylinder 8 is received into the positioning seat 2 and the body is positioned. Finally, a positioning seat 2 in the axial positioning component at one side of the bottle mouth is installed, and after the positioning seat 2 is positioned on the fixed frame 1, the positioning seat 2 is installed on the corresponding fixed frame 1, for example, by a fastener. Therefore, the fixation of the gas cylinder 8 is completed, and the disassembly of the gas cylinder 8 is the reverse process of the above process, which is not described in detail herein.
Of course, in the specific embodiment provided by the present disclosure, during the installation process, the fixing frame 1 and the positioning seat 2 in the axial positioning assembly corresponding to the side of the tail end of the gas cylinder 8 may also be detachably connected, and the fixing frame 1 and the positioning seat 2 in the axial positioning assembly corresponding to the side of the mouth of the gas cylinder 8 are fixedly connected. The specific mounting and dismounting processes are the same as the above-mentioned processes, and are not described in detail herein.
In addition, if the replacement of the gas cylinder 8 is not considered, those skilled in the art can think that both ends of the gas cylinder 8 can be provided with axial positioning assemblies for fixedly connecting the fixing frame 1 and the positioning seat 2, so as to be respectively used for positioning the end parts of the gas cylinder 8, and the fixed connection enables the strength of the positioning seat 2 to be better, thereby prolonging the service life of the gas cylinder and the positioning seat 2. In a specific installation process, firstly, a fixed frame 1 and a positioning seat 2 in two axial positioning assemblies are arranged to be fixedly connected. Secondly, the fixed mount 1 and the positioning socket 2, which are fixedly connected as a whole, of one of the two axial positioning assemblies can be welded together to the mounting frame 6. And thirdly, accommodating one end of the gas cylinder 8 into the positioning seat 2, positioning the body of the gas cylinder, and simultaneously, accommodating the other end of the gas cylinder 8 into the positioning seat 2 of the other one of the two axial positioning components in a wrapping manner, and positioning the axial positioning component on the side. Finally, the mount 1 of the other of the two axial positioning assemblies is welded to the mounting frame 6.
In addition, the annular hoop 7 effectively limits the radial displacement of the gas cylinder 8, and at least one axial positioning assembly can accommodate the axial end of the gas cylinder 8 in the axial positioning assembly to axially position the gas cylinder 8, so that the annular hoop 7 is matched with the axial positioning assembly for use, the axial vibration of the gas cylinder 8 is greatly reduced, the problems of abrasion and breakage of a rubber pad on the annular hoop 7 are effectively relieved, and the maintenance cost is reduced.
On the basis of the technical scheme, the utility model also provides a vehicle, including gas cylinder 8 and the fixed gas cylinder fixed establishment of this gas cylinder 8, wherein, gas cylinder fixed establishment is foretell gas cylinder fixed establishment.
Wherein, the gas cylinder 8 can be a natural gas cylinder or a hydrogen storage cylinder.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. The utility model provides an axial positioning assembly of gas cylinder, its characterized in that, includes mount (1) and positioning seat (2), positioning seat (2) are connected in order to pass through on mount (1), positioning seat (2) form into the bowl shape structure to the axial tip that is used for holding gas cylinder (8).
2. The axial positioning assembly according to claim 1, characterized in that the positioning socket (2) comprises a positioning socket body (21) forming the bowl-shaped structure and a flexible buffer member (22) disposed inside the positioning socket body (21), the flexible buffer member (22) being form-fitted with the positioning socket body (21).
3. The axial positioning assembly according to claim 1, characterized in that the fixing frame (1) and the positioning socket (2) are fixedly or detachably connected.
4. The axial positioning assembly according to any one of claims 1 to 3, wherein the fixing frame (1) comprises a first fixing frame (11) and a second fixing frame (12), the first fixing frame (11) and the second fixing frame (12) are connected to two opposite sides of the positioning seat (2) and respectively comprise a fixing portion (13) and a clasping portion (14), the fixing portion (13) is of a straight rod structure, the clasping portion (14) is provided with an arc-shaped seat which is attached to the outer periphery of the positioning seat (2) along the circumferential direction of the positioning seat (2), and the arc-shaped seat is fixedly connected to the straight rod structure or detachably connected to the straight rod structure.
5. The axial positioning assembly according to claim 4, characterized in that the arc-shaped seat is fixedly connected to the straight bar structure, the arc-shaped seat comprises an arc-shaped plate (141) with an arc-shaped profile, the plate surface of the arc-shaped plate (141) is perpendicular to and fixedly connected to the surface of the straight bar structure, and a plurality of reinforcing plates (3) are further connected between the arc-shaped plate (141) and the surface of the straight bar structure, the plurality of reinforcing plates (3) being perpendicular to the surfaces of the arc-shaped plate (141) and the straight bar structure, respectively.
6. The axial positioning assembly of claim 4, characterized in that the arc-shaped seat is detachably connected to the straight bar structure, the arc-shaped seat comprises a first arc-shaped plate (142) with an arc-shaped profile, a second arc-shaped plate (131) with the same shape as the first arc-shaped plate (142) is fixedly connected to the surface of the straight bar structure, the second arc-shaped plate (131) is perpendicular to the surface of the straight bar structure, and a plurality of reinforcing plates (3) are further connected between the second arc-shaped plate (131) and the surface of the straight bar structure, the plurality of reinforcing plates (3) are perpendicular to the surfaces of the second arc-shaped plate (131) and the straight bar structure, respectively, and the first arc-shaped plate (142) and the second arc-shaped plate (131) are detachably connected through fasteners.
7. The axial positioning assembly of claim 6, wherein the fastener comprises a bolt (41), a nut (42) and a washer (43) which are mutually matched, the reinforcing plate (3) comprises a first reinforcing plate (31) and a second reinforcing plate (32), the first reinforcing plate (31), the second arc-shaped plate (131) and the second reinforcing plate (32) enclose an n-shaped accommodating groove (5), the nut (42) is positioned in the accommodating groove (5) and is in threaded fit with the bolt (41), and the washer (43) is sleeved on the bolt (41) and is positioned between the first arc-shaped plate (142) and the second arc-shaped plate (131).
8. A gas cylinder fixing mechanism comprising a mounting frame (6) and an annular hoop (7), wherein the annular hoop (7) surrounds the peripheral wall of the gas cylinder (8) and is fixed on the mounting frame (6), and is characterized by further comprising an axial positioning assembly according to any one of claims 1 to 7, wherein the axial positioning assembly is at least one axial end part for positioning the gas cylinder (8), and the positioning seat (2) is fixedly connected on the mounting frame (6).
9. The gas cylinder fixing mechanism according to claim 8, characterized in that the number of the axial positioning assemblies is two, the two axial positioning assemblies are respectively used for positioning one of two ends of the gas cylinder (8), the fixing frame (1) and the positioning seat (2) of one of the two axial positioning assemblies are fixedly connected, the fixing frame (1) and the positioning seat (2) of the other one are detachably connected, and the positioning seat (2) of the axial positioning assembly corresponding to the mouth of the gas cylinder (8) is formed with an opening (23) for the mouth of the gas cylinder to pass through.
10. A vehicle comprising a gas cylinder (8) and a gas cylinder fixing mechanism fixing the gas cylinder (8), characterized in that the gas cylinder fixing mechanism is the gas cylinder fixing mechanism according to claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368770.2U CN211694366U (en) | 2019-12-24 | 2019-12-24 | Axial positioning assembly of gas cylinder, gas cylinder fixing mechanism and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368770.2U CN211694366U (en) | 2019-12-24 | 2019-12-24 | Axial positioning assembly of gas cylinder, gas cylinder fixing mechanism and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211694366U true CN211694366U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922368770.2U Active CN211694366U (en) | 2019-12-24 | 2019-12-24 | Axial positioning assembly of gas cylinder, gas cylinder fixing mechanism and vehicle |
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| CN (1) | CN211694366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589067A (en) * | 2020-12-11 | 2021-04-02 | 宜春市富锐气体有限责任公司 | Die casting machine nitrogen cylinder mounting structure |
-
2019
- 2019-12-24 CN CN201922368770.2U patent/CN211694366U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589067A (en) * | 2020-12-11 | 2021-04-02 | 宜春市富锐气体有限责任公司 | Die casting machine nitrogen cylinder mounting structure |
| CN112589067B (en) * | 2020-12-11 | 2022-04-08 | 宜春市富锐气体有限责任公司 | Die casting machine nitrogen cylinder mounting structure |
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