Methanol filling connector structure for leakproof connection
By introducing a limiting mechanism and a multiple sealing structure into the methanol refueling connector, the problem of poor sealing performance of existing connectors is solved, enabling quick connection and disassembly, and ensuring the safety and reliability of methanol refueling.
Patent Information
- Application Number
- CN202520860369.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-30
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-30
AI Technical Summary
Existing methanol filling connectors have poor sealing performance. Threaded connections are prone to wear and loosening, leading to leakage, while snap-fit connections are difficult to maintain a tight fit under vibration or pressure fluctuations.
A leak-proof methanol filling connector structure was designed, which adopts a limiting mechanism and a multi-seal structure, including a conical rubber joint, a limiting toothed ring and a sealing ring groove. After initial locking through threaded connection, the drive rod is pushed to achieve quick locking and disassembly, ensuring the sealing effect.
It improves connection efficiency, reduces labor intensity, reduces leakage caused by thread wear and loosening of clips, and ensures the safety and reliability of methanol refueling.
Smart Images
Figure CN223953523U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fluid filling technical field, specifically, relate to a methanol filling connector structure of anti -leakage connection. BACKGROUND
[0002] Methanol as a commonly used fuel and chemical raw material, the application in the industrial production, transportation and other fields is increasingly widespread, in the filling process of methanol, the sealing performance of filling connector is very important.
[0003] The existing methanol filling connector adopts screw connection, buckle connection and other ways, the screw connection relies on the artificial tightening degree to control the sealing effect, and the screw is easy to wear and loose after long -term use, leading to gap formation, and methanol is extremely easy to leak from these gaps, although the buckle connection is convenient to operate, but the sealing parts are mostly single -layer design, and it is difficult to maintain continuous close adhesion under vibration or pressure fluctuation working condition, and the sealing performance is poor.
[0004] Therefore we make improvement to this, and propose a methanol filling connector structure of anti -leakage connection. UTILITY MODEL CONTENTS
[0005] The utility model discloses a methanol filling connector structure of anti -leakage connection, which can solve the problems of the prior art.
[0006] In order to realize the above-mentioned invention purpose, the utility model provides the following technical scheme:
[0007] The methanol filling connector structure of anti -leakage connection is used to improve the above -mentioned problems.
[0008] The application is as follows:
[0009] It includes: the male connector body is provided with the female connector body on one side, the one side of the male connector body is fixedly connected with the connecting pipe, the other side of the male connector body is fixedly connected with the insertion end, the one side of the female connector body is provided with the insertion hole matched with the insertion end, the other side of the female connector body is fixedly connected with the liquid outlet pipe, the inner wall of the female connector body is equipped with the tapered rubber joint, and the one side of the male connector body is provided with the limiting mechanism.
[0010] As a preferred embodiment of the methanol filling connector structure of anti -leakage connection provided by the utility model, one end of the insertion end is provided with an inner taper surface, and is matched with the tapered rubber joint.
[0011] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, the limiting mechanism comprises a mounting ring shell arranged outside the male connector main body, a spring fixedly connected to one side of the inner wall of the mounting ring shell, L-shaped guide grooves arranged on both sides of the mounting ring shell, a limiting tooth ring in sliding fit with the inner wall of the mounting ring shell, drive rods fixedly connected to both sides of the limiting tooth ring, and a matching ring groove block fixedly connected to the outer side of the female connector main body, wherein a plurality of limiting tooth blocks are arranged in circumferential arrangement on one side of the inner wall of the matching ring groove block.
[0012] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, one end of the spring is fixedly connected to one side of the limiting tooth ring, the drive rods are in sliding fit with the inner wall of the L-shaped guide groove, the limiting tooth ring is in insertion fit with the inner wall of the matching ring groove block, and the limiting tooth ring is in cooperation with the limiting tooth blocks.
[0013] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, one end of the spring is fixedly connected to one side of the limiting tooth ring, the drive rods are in sliding fit with the inner wall of the L-shaped guide groove, the limiting tooth ring is in insertion fit with the inner wall of the matching ring groove block, and the limiting tooth ring is in cooperation with the limiting tooth blocks.
[0014] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, one end of the spring is fixedly connected to one side of the limiting tooth ring, the drive rods are in sliding fit with the inner wall of the L-shaped guide groove, the limiting tooth ring is in insertion fit with the inner wall of the matching ring groove block, and the limiting tooth ring is in cooperation with the limiting tooth blocks.
[0015] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, a plurality of second sealing rings are arranged at intervals on the outer side of the insertion end, and a plurality of sealing ring grooves are arranged at intervals on the inner wall of the female connector main body.
[0016] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, the second sealing ring is in cooperation with the sealing ring groove.
[0017] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, an external thread is arranged on the outer side wall of the insertion end, and an internal thread is arranged on one side of the inner wall of the female connector main body.
[0018] As a preferred embodiment of the methanol filling connector structure of the anti-leakage connection provided by the utility model, the external thread is in thread cooperation with the internal thread.
[0019] Compared with the prior art, the utility model has the beneficial effects that:
[0020] The utility model provides a kind of methanol filling connector structure of leakage prevention connection, comprising: the male connector body of the female connector body of one side setting;The one side of male connector body is fixedly connected with connecting pipe, and the other side of male connector body is fixedly connected with insertion end, the one side of female connector body is equipped with the insertion hole matched with insertion end, and the other side of female connector body is fixedly connected with liquid outlet pipe, and the inner wall of female connector body is equipped with conical rubber joint, and the one side of male connector body is provided with limiting mechanism. By being provided with limiting mechanism, after preliminary connection of thread, only need to push driving rod to lock male connector, female connector fast, compared with traditional connection mode efficiency has improved, and disassembly is convenient, reduce labor intensity, in multiple sealing structure, second sealing ring and sealing ring groove cooperate, inner taper surface and conical rubber joint closely adhere, reduce the leakage problem caused by thread wear, buckle loosening, guarantee methanol filling safety and reliability. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 The overall three-dimensional structure schematic diagram provided by the application is provided;
[0022] Figure 2 The structure schematic diagram of mounting ring shell section provided by the application is provided;
[0023] Figure 3 The structure schematic diagram of male connector connection provided by the application is provided;
[0024] Figure 4 The structure schematic diagram of limiting mechanism provided by the application is provided;
[0025] Figure 5 The structure schematic diagram of female connector body provided by the application is provided;
[0026] Figure 6 The structure schematic diagram of female connector body section provided by the application is provided.
[0027] Indicated in the drawing:
[0028] 1, male connector body;2, female connector body;3, connecting pipe;4, insertion end;5, insertion hole;6, liquid outlet pipe;7, conical rubber joint;8, limiting mechanism;81, mounting ring shell;82, spring;83, L-shaped guide slot;84, limiting tooth ring;85, driving rod;86, cooperation ring groove block;87, limiting tooth block;9, rotary joint;10, input pipe;11, connecting flange;12, first sealing ring;13, second sealing ring;14, sealing ring groove;15, external thread;16, internal thread. DETAILED DESCRIPTION
[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.
[0030] Therefore, the following detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but merely represents some embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.
[0031] It should be noted that the embodiments in the present application and the features and technical solutions in the embodiments can be combined with each other without conflict.
[0032] It should be noted that: similar labels and letters in the following drawings represent similar items, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.
[0033] In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly placed when the product is used, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.
[0034] In order for those skilled in the art to better understand the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings.
[0035] It should be noted that the embodiments in the present application and the features and technical solutions in the embodiments can be combined with each other without conflict.
[0036] It should be noted that: similar labels and letters in the following drawings represent similar items, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.
[0037] Please refer to Figures 1-6The application discloses a methanol filling connector structure of a leakage-proof connection, which comprises a male connector body 1 provided with a female connector body 2 on one side, a connecting pipe 3 fixedly connected to one side of the male connector body 1, an insertion end 4 fixedly connected to the other side of the male connector body 1, a plug-in hole 5 provided on one side of the female connector body 2 and matched with the insertion end 4, a liquid outlet pipe 6 fixedly connected to the other side of the female connector body 2, a tapered rubber connector 7 arranged on the inner wall of the female connector body 2 and a limiting mechanism 8 arranged on one side of the male connector body 1.
[0038] When the methanol filling operation is performed, the connecting pipe 3 is connected to a methanol conveying pipeline through a rotary joint 9, an input pipe 10 and a connecting flange 11, and the liquid outlet pipe 6 of the female connector body 2 is connected to a methanol storage container.
[0039] One end of the insertion end 4 is provided with an inner taper surface and is matched with the tapered rubber connector 7.
[0040] The insertion end 4 is rotated into the plug-in hole 5 through the thread cooperation of the external thread 15 and the internal thread 16, and in the process, the inner taper surface of the insertion end 4 is gradually matched with the tapered rubber connector 7.
[0041] The limiting mechanism 8 comprises a mounting ring shell 81 arranged on the outer side of the male connector body 1, a spring 82 fixedly connected to one side of the inner wall of the mounting ring shell 81, L-shaped guide grooves 83 provided on the two sides of the mounting ring shell 81, a limiting tooth ring 84 in sliding cooperation with the inner wall of the mounting ring shell 81, driving rods 85 fixedly connected to the two sides of the limiting tooth ring 84, a matching ring groove block 86 fixedly connected to the outer side of the female connector body 2 and a plurality of limiting tooth blocks 87 arranged on the inner wall of the matching ring groove block 86 in a circumferential direction.
[0042] One end of the spring 82 is fixedly connected to one side of the limiting tooth ring 84, the driving rods 85 are in sliding cooperation with the inner wall of the L-shaped guide grooves 83, the limiting tooth ring 84 is in plug-in cooperation with the inner wall of the matching ring groove block 86 and is matched with the limiting tooth blocks 87.
[0043] When the male connector body 1 and the female connector body 2 are preliminarily screwed, the limiting mechanism 8 is operated, the driving rods 85 are pushed along the L-shaped guide grooves 83, the limiting tooth ring 84 is slid on the inner wall of the mounting ring shell 81 against the elastic force of the spring 82, the limiting tooth ring 84 is inserted into the matching ring groove block 86, the spring 82 is reset after the driving rods 85 are loosened, the limiting tooth ring 84 is tightly attached to the inner wall of the matching ring groove block 86, the limiting tooth ring 84 and the limiting tooth blocks 87 are mutually engaged, the male connector and the female connector are locked, the limiting tooth ring 84 is separated from the limiting tooth blocks 87 by pushing the driving rods 85 again when the male connector and the female connector are disassembled, the locking state is released, then the male connector body 1 is reversely rotated, the insertion end 4 is pulled out of the plug-in hole 5 and the disassembly is completed.
[0044] One end of the connecting pipe 3 is rotatably connected with a rotary joint 9, one end of the rotary joint 9 is fixedly connected with an input pipe 10.
[0045] The design of the rotary joint 9 makes the connecting pipe 3 flexible, which is convenient to connect with the conveying pipe at different angles and space positions, and improves the applicability of the joint
[0046] One end of the input pipe 10 is provided with a connecting flange 11, one side of the connecting flange 11 is provided with a first sealing ring 12.
[0047] The connecting flange 11 is used for mounting and connecting the male joint body 1.
[0048] The outer side of the insertion end 4 is provided with a plurality of second sealing rings 13, and the inner wall of the female joint body 2 is provided with a plurality of sealing ring grooves 14.
[0049] The second sealing ring 13 is matched with the sealing ring groove 14.
[0050] The second sealing ring 13 on the outer side of the insertion end 4 is tightly matched with the sealing ring groove 14 on the inner wall of the female joint body 2, and the inner conical surface and the tapered rubber joint 7 are sealed, forming a multiple sealing structure, which ensures that the methanol will not leak during the filling process.
[0051] The outer side wall of the insertion end 4 is provided with an external thread 15, and one side of the inner wall of the female joint body 2 is provided with an internal thread 16.
[0052] The external thread 15 is threadedly matched with the internal thread 16.
[0053] The connection of the external thread 15 and the internal thread 16 preliminarily seals the male joint body 1 and the female joint body 2.
[0054] The above embodiments are only used to illustrate the utility model and are not limited to the technical solutions described in the utility model. Although the utility model has been described in detail with reference to the above embodiments, the utility model is not limited to the above specific embodiments, therefore any modification or equivalent replacement of the utility model; all technical solutions and improvements which do not deviate from the spirit and scope of the invention are covered in the claim range of the utility model.
Claims
1. A leak-tight connection methanol filler neck structure, characterized by, The utility model relates to a kind of public joint main body and female joint main body, including: The one side of public joint main body is fixedly connected with connecting pipe, and the other side of public joint main body is fixedly connected with insertion end, the one side of female joint main body is equipped with the insertion hole matched with insertion end, the other side of female joint main body is fixedly connected with liquid outlet pipe, and the inner wall of female joint main body is equipped with conical rubber joint, and the one side of public joint main body is equipped with limiting mechanism. The one end of insertion end is equipped with inner taper surface, and is matched with conical rubber joint.
2. A leak resistant connected methanol filler neck structure according to claim 1, characterized in that, Limiting mechanism includes installation ring shell equipped in the outer side of public joint main body, the one side of the inner wall of installation ring shell is fixedly connected with spring, and the both sides of installation ring shell are equipped with L-shaped guide slot, the inner wall of installation ring shell is slidably connected with limiting gear ring, the both sides of limiting gear ring are fixedly connected with drive rod, and the outer side of female joint main body is fixedly connected with cooperation ring groove block, and the one side of the inner wall of cooperation ring groove block is equipped with multiple limiting teeth block around.
3. A leak resistant connected methanol filler neck structure according to claim 1, characterized in that, The one end of spring is fixedly connected with the one side of limiting gear ring, drive rod is slidably connected in the inner wall of L-shaped guide slot, limiting gear ring is inserted with the inner wall of cooperation ring groove block, and is matched with limiting teeth block.
4. A leak-tight connected methanol filler neck structure according to claim 3, characterized in that The one end of connecting pipe is rotatably connected with rotary joint, and the one end of rotary joint is fixedly connected with input pipe.
5. A leak resistant connected methanol filler neck structure according to claim 1, wherein, The one end of input pipe is equipped with connecting flange, and the one side of connecting flange is equipped with first sealing ring.
6. A leak-tight connected methanol filler neck structure according to claim 5, characterized in that The outer side of insertion end is equipped with multiple second sealing rings at intervals, and the inner wall of female joint main body is equipped with multiple sealing ring grooves at intervals.
7. A leak resistant connected methanol filler neck structure according to claim 1, wherein, Second sealing ring is matched with sealing ring groove.
8. A leak-tight connected methanol filler neck structure according to claim 7, characterized in that The outer side wall of insertion end is equipped with external thread, and the one side of the inner wall of female joint main body is equipped with internal thread.
9. A leak resistant connected methanol filler neck structure according to claim 1, wherein, External thread is threadedly matched with internal thread.
10. A leak resistant connected methanol filler neck structure according to claim 9, characterized in that