Outer pipe bayonet mechanism of telescopic suction pipe

Abstract

The utility model discloses a bayonet mechanism for an outer tube of a telescopic suction tube, and relates to the technical field of suction tubes. The telescopic suction pipe outer pipe bayonet mechanism comprises a telescopic suction pipe outer pipe and a suction pipe bayonet mechanism, the suction pipe bayonet mechanism comprises a telescopic suction pipe inner pipe, a limiting sleeve, an elastic connecting piece, an elastic clamping block, a containing groove, an outer pipe clamping groove and an outer pipe sliding groove, and the telescopic suction pipe inner pipe is arranged in the telescopic suction pipe outer pipe; the limiting sleeve is fixedly connected to the outer surface of the telescopic straw inner tube in a sleeving mode, the limiting sleeve is in sliding connection with the inner wall of the telescopic straw outer tube, the two elastic connecting pieces are fixedly connected to the outer surface of the limiting sleeve, by arranging the straw bayonet mechanism, the extension length range of the telescopic straw inner tube is larger, and the telescopic straw is suitable for various conditions; in addition, through the detachable arrangement of the detachable external member, the inner tube of the telescopic suction tube does not make direct contact with fingers, and the cleanliness degree of the outer wall of the inner tube of the telescopic suction tube is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a straw technical field, especially a telescopic straw outer tube bayonet mechanism. BACKGROUND

[0002] Telescopic straw is a kind of telescopic straw, usually by outer tube and inner tube, outer tube is equipped with the bayonet, limit the movement of inner tube, telescopic straw can stretch and retract freely, fold into the small form, convenient to carry, do not occupy space, this is very practical for the person who often goes out, can easily put into bag, use at any time, telescopic straw reduces the consumption of straw, especially the recyclable feature of silica gel and stainless steel material, makes the environmental protection meaning more remarkable, use telescopic straw can reduce the generation of plastic garbage, help to protect the environment, especially reduce the pollution to marine environment.

[0003] The existing telescopic straw outer tube bayonet mechanism is generally arranged at the upper portion and the lower portion of the outer tube, so that the inner tube is elongated in the longest state and the shortest state to form a clamping connection. This design cannot flexibly adjust the length of the inner tube extended out, and the convenience in use is not strong. When adjusting the length of the straw, the fingers need to contact the inner tube to realize the stretching and retracting of the straw. The outer wall of the inner tube is easy to adhere to bacteria, which affects the hygiene. Therefore, a telescopic straw outer tube bayonet mechanism is needed. SUMMARY

[0004] The utility model discloses a kind of telescopic straw outer tube bayonet mechanisms, and can solve the problem that telescopic straw cannot flexibly adjust the length of the inner tube extended out, the convenience in use is not strong, and when adjusting the length of the straw, the fingers need to contact the inner tube to realize the stretching and retracting of the straw. The outer wall of the inner tube is easy to adhere to bacteria, which affects the hygiene.

[0005] To achieve the above object, the utility model provides the following technical scheme: A telescopic straw outer tube bayonet mechanism, including telescopic straw outer tube and straw bayonet mechanism, straw bayonet mechanism includes telescopic straw inner tube, limit sleeve, elastic connecting piece, elastic clamping block, containing groove, outer tube slot and outer tube sliding slot, telescopic straw inner tube sets up at the inside of telescopic straw outer tube, limit sleeve is fixedly sleeved and is connected at the outer surface of telescopic straw inner tube, limit sleeve and the inner wall of telescopic straw outer tube are slidably connected, the number of elastic connecting piece is two and all is fixedly connected at the outer surface of limit sleeve, and elastic connecting piece is symmetrically arranged at the outer surface of limit sleeve, and elastic clamping block is fixedly connected at the outer surface of elastic connecting piece, and the number of elastic clamping block is same with elastic connecting piece, and each elastic clamping block is slidably connected with telescopic straw outer tube, and containing groove is set up at the outer surface of limit sleeve, and elastic connecting piece is located at the inside of containing groove, and the number of outer tube slot is multiple and all sets up at the inner wall of telescopic straw outer tube, and elastic clamping block is clamped in the inside of outer tube slot, and the number of outer tube sliding slot is multiple and all sets up at the inner wall of telescopic straw outer tube, and outer tube sliding slot is located between two outer tube slots.

[0006] Preferably, the bottom of the telescopic straw outer tube is fixedly connected with a limiting sleeve, and the limiting sleeve has a trapezoidal cross section.

[0007] Preferably, the outer surface of the telescopic straw inner tube is slidably sleeved with a detachable sleeve, and the detachable sleeve is located directly below the limiting sleeve.

[0008] Preferably, the top of the detachable sleeve is fixedly connected with a plurality of plastic connecting pieces, and the top of the plastic connecting pieces is fixedly connected with the limiting sleeve.

[0009] Preferably, the inside of the detachable sleeve is provided with a first anti-skid rib, and the inside of the telescopic straw inner tube is provided with a second anti-skid rib.

[0010] Preferably, the outer surface of the detachable sleeve is provided with anti-skid lines for increasing friction.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The telescopic straw outer tube bayonet mechanism has a larger extension length range, is suitable for various situations, has a wider application range, and can avoid direct contact between the telescopic straw inner tube and fingers through the detachable setting of the detachable sleeve, ensure the cleanliness of the outer wall of the telescopic straw inner tube, solve the problem of flexible adjustment of the extension length of the telescopic straw inner tube, and improve the convenience in use. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model is further illustrated below in combination with the drawings and embodiments:

[0014] Figure 1 It is the body schematic view of the utility model;

[0015] Figure 2 It is the internal schematic view of the utility model;

[0016] Figure 3 It is the limiting sleeve schematic view of the utility model;

[0017] Figure 4 It is the Figure 3 Schematic view at A place in the middle;

[0018] Figure 5 It is the detachable kit schematic view of the utility model;

[0019] Figure 6 It is the first anti-skid edge schematic view of the utility model.

[0020] Reference signs: 1, telescopic suction pipe outer tube; 2, telescopic suction pipe inner tube; 3, limiting kit; 4, limiting sleeve; 5, elastic connecting piece; 6, elastic clamping block; 7, containing groove; 8, outer tube clamping groove; 9, outer tube sliding slot; 10, detachable kit; 11, plastic connecting piece; 12, anti-skid line; 13, first anti-skid edge; 14, second anti-skid edge. DETAILED DESCRIPTION

[0021] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] In the description of the utility model, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the indicated device or element must have a specific orientation, a specific orientation and operation, so it cannot be understood as the limitation of the utility model.

[0023] In the description of the utility model, greater than, less than, more than, etc. is understood as not including the number, above, below, etc. is understood as including the number. If it is described to the first, the second, it is only used for distinguishing technical features for the purpose, and it cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0024] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting should be understood broadly, and the skilled person in the art can determine the specific meaning of the above words in the utility model in combination with the specific content of the technical scheme.

[0025] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a telescopic straw outer tube bayonet mechanism, including telescopic straw outer tube 1 and straw bayonet mechanism, straw bayonet mechanism includes telescopic straw inner tube 2, limit sleeve 4, elastic connecting piece 5, elastic clamping block 6, containing groove 7, outer tube slot 8 and outer tube sliding slot 9, telescopic straw inner tube 2 is arranged in the inside of telescopic straw outer tube 1, limit sleeve 4 is fixedly sleeved in the outer surface of telescopic straw inner tube 2, limit sleeve 4 is slidably connected with the inner wall of telescopic straw outer tube 1, the number of elastic connecting piece 5 is two and is fixedly connected on the outer surface of limit sleeve 4, elastic connecting piece 5 is symmetrically arranged on the outer surface of limit sleeve 4, elastic clamping block 6 is fixedly connected on the outer surface of elastic connecting piece 5, the number of elastic clamping block 6 is same with elastic connecting piece 5, each elastic clamping block 6 is slidably connected with telescopic straw outer tube 1, containing groove 7 is opened in the outer surface of limit sleeve 4, elastic connecting piece 5 is located in the inside of containing groove 7, the number of outer tube slot 8 is multiple and is opened in the inner wall of telescopic straw outer tube 1, elastic clamping block 6 is clamped in the inside of outer tube slot 8, the number of outer tube sliding slot 9 is multiple and is opened in the inner wall of telescopic straw outer tube 1, and outer tube sliding slot 9 is located between adjacent two outer tube slot 8.

[0026] Further, the bottom of telescopic straw outer tube 1 is fixedly connected with limit sleeve 3, the section of limit sleeve 3 is trapezoidal, telescopic straw inner tube 2 is slidably connected with limit sleeve 3, the outer surface of telescopic straw inner tube 2 is slidably sleeved with detachable sleeve 10, detachable sleeve 10 is located directly below limit sleeve 3, the top of detachable sleeve 10 is fixedly connected with a plurality of plastic connecting pieces 11, the top of plastic connecting piece 11 is fixedly connected with limit sleeve 3, the inside of detachable sleeve 10 is opened with first anti-skid rib 13, the inside of telescopic straw inner tube 2 is opened with second anti-skid rib 14, and the outer surface of detachable sleeve 10 is opened with anti-skid line 12 for increasing friction.

[0027] Further, in use, the detachable kit 10 is held and rotated to disconnect the plastic connecting piece 11, releasing the limit of the detachable kit 10, moving the detachable kit 10 and sliding the telescopic straw inner tube 2 inside the telescopic straw outer tube 1, the limit sleeve 4 gradually approaches the limit kit 3, the elastic connecting piece 5 and the elastic clamping block 6 on the limit sleeve 4 first contact the first outer tube clamping groove 8 opened on the inner wall of the telescopic straw outer tube 1, and the elastic connecting piece 5 and the elastic clamping block 6 are clamped into the inner tube of the outer tube clamping groove 8 through their own elasticity, thereby realizing the positioning of the telescopic straw inner tube 2, if the telescopic straw inner tube 2 is continuously moved, the elastic connecting piece 5 and the elastic clamping block 6 will be extruded by external force and slide on the outer tube sliding groove 9 until they contact one of the outer tube clamping grooves 8, the elastic clamping block 6 is clamped into the corresponding outer tube clamping groove 8, realizing the fixation of the straw, the telescopic straw inner tube 2 extends to the longest position, the limit sleeve 4 contacts the limit kit 3, thereby limiting the limit sleeve 4 and the telescopic straw inner tube 2, avoiding damage to the straw caused by excessive force, after the adjustment of the straw is completed, the detachable kit 10 can be moved to separate the detachable kit 10 from the outer surface of the telescopic straw inner tube 2, thereby avoiding direct contact between the fingers and the outer surface of the telescopic straw inner tube 2, causing unhygienic conditions.

[0028] Further, the telescopic straw inner tube 2 can extend to a larger length range through the setting of the straw clamping mechanism, which is suitable for various situations and has a wider range of application, and the detachable setting of the detachable kit 10 can make the telescopic straw inner tube 2 not directly contact the fingers, ensuring the cleanliness of the outer wall of the telescopic straw inner tube 2, solving the problem that the telescopic straw cannot flexibly adjust the length of the inner tube, the convenience in use is not strong, and the fingers need to contact the inner tube to realize the telescoping of the straw when adjusting the length of the straw, and the outer wall of the inner tube is easy to adhere to bacteria, affecting hygiene.

[0029] Structure description: telescopic straw outer tube 1: an outer tube for limiting the telescopic straw inner tube 2, part of the telescopic straw;

[0030] Telescopic straw inner tube 2: provided inside the telescopic straw outer tube 1, used to change the length of the straw;

[0031] Limit kit 3: fixedly connected to the bottom of the telescopic straw outer tube 1, in sliding connection with the telescopic straw inner tube 2, used to limit the extension of the telescopic straw inner tube 2;

[0032] Limit sleeve 4: fixedly sleeved on the outer surface of the telescopic straw inner tube 2, used to fix the position of the telescopic straw inner tube 2 inside the telescopic straw outer tube 1;

[0033] Elastic connecting piece 5: fixedly connected to the outer surface of the limit sleeve 4, two elastic connecting pieces 5, used to limit the movement of the limit sleeve 4;

[0034] Elastic clamping block 6: fixed on the surface of elastic connecting piece 5, the number of elastic clamping block 6 is same with that of elastic connecting piece 5, which is used for cooperating with outer pipe clamping groove 8 to limit the movement of limiting sleeve 4;

[0035] Containing groove 7: opened on the outer surface of limiting sleeve 4, which is used for containing elastic connecting piece 5 and elastic clamping block 6;

[0036] Outer pipe clamping groove 8: opened on the inner wall surface of telescopic straw outer pipe 1, outer pipe clamping groove 8 has multiple, elastic clamping block 6 is clamped with outer pipe clamping groove 8, which is used for limiting the position of telescopic straw inner pipe 2;

[0037] Outer pipe sliding groove 9: opened on the inner wall surface of telescopic straw outer pipe 1, outer pipe sliding groove 9 has multiple and is respectively located between adjacent two outer pipe clamping grooves 8, which is convenient for the sliding of elastic clamping block 6;

[0038] Detachable sleeve 10: slidingly sleeved on the outer surface of telescopic straw inner pipe 2, which is used for the movement and limiting of telescopic straw inner pipe 2;

[0039] Plastic connecting piece 11: fixed between limiting sleeve 3 and detachable sleeve 10, which is made of plastic material, small in size and easy to break, and is used for temporarily fixing the position of detachable sleeve 10;

[0040] Anti-skid line 12: opened on the outer surface of detachable sleeve 10, which increases the friction force and is convenient for the movement of detachable sleeve 10;

[0041] First anti-skid edge 13: opened on the inside of detachable sleeve 10, which cooperates with second anti-skid edge 14 to realize the limiting of detachable sleeve 10, so that detachable sleeve 10 is difficult to fall off under the condition of external force.

[0042] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by ordinary skilled in the technical field without departing from the purpose of the utility model.

Claims

1. A telescoping straw outer tube bayonet mechanism, characterized by, The utility model relates to a telescopic straw, which comprises a telescopic straw outer tube (1) and a telescopic straw inner tube (2). The telescopic straw outer tube (1) is internally provided with the telescopic straw inner tube (2), and the telescopic straw inner tube (2) is externally provided with a limiting sleeve (4) which is fixedly sleeved on the telescopic straw inner tube (2) and is in sliding connection with the inner wall of the telescopic straw outer tube (1). The limiting sleeve (4) is externally provided with two elastic connecting pieces (5) which are symmetrically arranged on the limiting sleeve (4) and are fixedly connected to the limiting sleeve (4).

2. A telescoping straw outer tube collet mechanism according to claim 1, wherein: The elastic connecting pieces (5) are externally provided with elastic clamping blocks (6) which are in sliding connection with the telescopic straw outer tube (1) and are arranged in the elastic connecting pieces (5) in the same number as the elastic connecting pieces (5).

3. A telescoping straw outer tube collet mechanism according to claim 1, wherein: The limiting sleeve (4) is externally provided with a containing groove (7) in which the elastic connecting pieces (5) are arranged.

4. A telescopic pipette outer tube collet mechanism according to claim 3, wherein: The telescopic straw outer tube (1) is internally provided with a plurality of outer tube clamping grooves (8) in which the elastic clamping blocks (6) are clamped, and the telescopic straw outer tube (1) is internally provided with a plurality of outer tube sliding grooves (9) which are arranged between adjacent outer tube clamping grooves (8).

5. A telescoping straw outer tube collet mechanism according to claim 3, wherein: The bottom of the telescopic straw outer tube (1) is fixedly connected with a limiting sleeve assembly (3) which has a trapezoidal cross section.

6. A telescoping straw outer tube collet mechanism according to claim 3, wherein: The telescopic straw inner tube (2) is in sliding connection with the limiting sleeve assembly (3). The outer surface of the telescopic straw inner tube (2) is slidably sleeved with a detachable sleeve assembly (10) which is arranged immediately below the limiting sleeve assembly (3). The detachable sleeve assembly (10) is fixedly connected with a plurality of plastic connecting pieces (11) at the top thereof, and the plastic connecting pieces (11) are fixedly connected with the limiting sleeve assembly (3) at the top thereof. The detachable sleeve assembly (10) is internally provided with a first anti-skid rib (13), and the telescopic straw inner tube (2) is internally provided with a second anti-skid rib (14). The outer surface of the detachable sleeve assembly (10) is provided with anti-skid lines (12) for increasing friction.

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