Telescopic smoking device
By designing a retractable smoke extraction device, the problem of existing devices being unable to adjust height and angle was solved, resulting in better smoke extraction and a safer operating environment, while reducing transportation costs.
Patent Information
- Application Number
- CN202422849268.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-21
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-11-21
AI Technical Summary
Existing smoke extraction devices cannot effectively adjust height and angle, resulting in smoke not being drawn away in a timely manner, which affects experimental operations and the safety of operators.
A retractable smoking device was designed, including a fixed smoking tube and a retractable smoking tube. The height and angle can be flexibly adjusted through a sliding locking mechanism, a locking mechanism and a transparent smoking hood. The sealing ring and the closing structure prevent it from falling off and expand the smoking area.
It improves the smoke extraction effect, saves operating space, reduces transportation costs, and provides a safe operating environment.
Smart Images
Figure CN223454803U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of smoking, more particularly to a telescopic smoking device. BACKGROUND
[0002] In the teaching process, chemical experiments or other experiments often occur, especially in chemical experiments, many chemical experiments will produce a lot of smoke in chemical reactions, and the size, duration and height of the smoke are different, including similar smoke and volatile gas in physical experiments, which need to be sucked away as much as possible during the experiment to avoid affecting the operation process and the body of the experimental operator, and some gases even have certain harmfulness to the human body, in order to reduce the influence of the gas generated in the experiment.
[0003] The existing smoking device is generally fixed above the laboratory, most of which are fixed at a certain position, that is, a smoking pipe is connected from the smoking channel to the top of the operation table, which cannot be adjusted, including height and angle, which cannot be easily moved, and the smoking effect is not good, and the smoke around the fixed position cannot be effectively sucked away in time. CONTENT OF THE INVENTION
[0004] In view of the above, in order to overcome the shortcomings of the prior art, the present application provides a telescopic smoking device.
[0005] In order to achieve the above purpose, the present application provides the following technical scheme: a telescopic smoking device: comprising a fixed smoking pipe, a telescopic smoking pipe and a smoking cover, the fixed smoking pipe is sleeved on the telescopic smoking pipe, or the telescopic smoking pipe is sleeved on the fixed smoking pipe, a sliding locking mechanism for fixing the relative position of the fixed smoking pipe and the telescopic smoking pipe is arranged between the fixed smoking pipe and the telescopic smoking pipe, and the end of the telescopic smoking pipe away from the fixed smoking pipe is connected with the smoking cover.
[0006] In the above structure, the fixed smoking pipe and the telescopic smoking pipe are sleeved together, which saves the operation space above the experimental operation table, reduces the space during transportation and reduces the transportation cost, and the fixed smoking pipe and the telescopic smoking pipe can be freely adjusted in height, which is convenient for the operator to adjust the height, and after adjusting the height, it will be automatically locked and will not slide down, and the smoking cover can expand the smoking area and improve the smoking effect,
[0007] The utility model optimally provides: the sliding locking mechanism includes a sealing ring arranged on the end of the telescopic smoking pipe away from the smoking cover, and the sealing ring and the inner wall of the fixed smoking pipe are in interference fit.
[0008] The sealing ring is arranged in interference fit in the sealing ring and the inner wall of the fixed smoking pipe in the telescopic smoking pipe, so that the telescopic smoking pipe and the fixed smoking pipe will not be separated when the height is adjusted.
[0009] The utility model discloses the following preferably: the telescopic smoking pipe is provided with the sealing seat on one end away from the smoking cover, the outer circumferential surface of the sealing seat is provided with the convex rib that is spaced apart along its axial direction, the sealing ring is covered and is arranged between two convex ribs, the fixed smoking pipe is provided with the folding and closing structure on one end close to the smoking cover, and the closing structure is the baffle that one end close to the smoking cover of the fixed smoking pipe is folded to the center, and the baffle and the convex rib form the limit cooperation.
[0010] The sealing ring is arranged in interference fit in the sealing ring and the inner wall of the fixed smoking pipe in the telescopic smoking pipe, so that the telescopic smoking pipe and the fixed smoking pipe will not be separated when the height is adjusted.
[0011] The utility model discloses the following preferably: the telescopic smoking pipe is provided with the sealing seat on one end away from the smoking cover, the outer circumferential surface of the sealing seat is provided with the convex rib that is spaced apart along its axial direction, the sealing ring is covered and is arranged between two convex ribs, the fixed smoking pipe is provided with the folding and closing structure on one end close to the smoking cover, and the closing structure is the baffle that one end close to the smoking cover of the fixed smoking pipe is folded to the center, and the baffle and the convex rib form the limit cooperation.
[0012] The telescopic smoking pipe and the fixed smoking pipe and the smoking cover can be connected easily, various angles can be adjusted easily, and operation is convenient.
[0013] The utility model discloses the following preferably: the telescopic smoking pipe or the smoking cover is provided with the lock mechanism between the fixed smoking pipe, the lock mechanism includes the buckle that is provided on one end close to the smoking cover of the telescopic smoking pipe or the smoking cover and the convex ring that is provided on one end close to the smoking cover of the fixed smoking pipe, and the telescopic smoking pipe is through the buckle and is connected on the convex ring of the fixed smoking pipe.
[0014] The lock mechanism in the above structure locks the smoking cover and the fixed smoking pipe, the telescopic smoking pipe and the fixed smoking pipe are shrunk together when not using, the lock mechanism is locked, does not occupy the operation space, and is beautiful.
[0015] The utility model discloses the following preferably: the buckle includes the card seat and the handle, one end rotation is connected in the card seat of the handle, is provided with the notch that can be connected on the convex ring on the other end, and the rotating place of card seat and handle is provided with the torsional spring of driving the notch and closing to the convex ring.
[0016] The card seat and the handle are connected together through the torsional spring in the above structure, the handle is pulled open when needing to lock, and the torsional spring can automatically close the handle, thereby locking the smoking pipe.
[0017] The utility model discloses the following preferably: the fixed smoking pipe is nested with the connecting ring on one end close to the smoking cover, and the convex ring and the baffle are arranged on the connecting ring, and the connecting ring and the fixed smoking pipe are detachably arranged.
[0018] The utility model discloses the following preferred: the convex point is provided on the outer peripheral surface of connecting ring, the recess that corresponds with the convex point is provided on the inner wall of fixed smoking pipe, and the convex point can be embedded into the recess and constitutes the clamping after connecting ring is nested on fixed smoking pipe.
[0019] The fixed smoking pipe and the connecting ring are detachable, so that the telescopic smoking pipe can be conveniently mounted and detached, and subsequent maintenance is facilitated.
[0020] The utility model discloses the following preferred: smoking cover is transparent soft material.
[0021] The smoking cover is transparent and soft, so that the operator can conveniently observe, and the head or other parts of the operator can be protected from injury during operation.
[0022] The utility model will be described below in combination with the drawings and examples. DRAWINGS
[0023] Figure 1 It is the perspective view of the utility model embodiment;
[0024] Figure 2 It is the explosion drawing of the utility model embodiment;
[0025] Figure 3 It is the sectional view of the utility model embodiment;
[0026] Figure 4 It is the enlarged view A of the utility model Figure 3 ;
[0027] Figure 5 It is the sectional view of the utility model embodiment;
[0028] Figure 6 It is the enlarged view B of the utility model Figure 5 ;
[0029] Figure 7 It is the enlarged view C of the utility model Figure 5 ;
[0030] Reference signs: 1-fixed smoking pipe, 2-telescopic smoking pipe, 3-smoking cover, 4-sliding locking mechanism, 41-sealing ring, 11-inner wall, 21-sealing seat, 12-closed structure, 211-convex rib, 121-baffle, 211-convex rib, 22-connecting section, 23-corrugated plastic tube, 5-locking mechanism, 51-buckle, 52-convex ring, 511-socket, 512-handle, 513-torsional spring, 5121-gap, 13-connecting ring, 131-convex point, 111-recess DETAILED DESCRIPTION
[0031] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and a modification without creative contribution can be made to the embodiment according to needs after reading the specification, but as long as the modification is within the scope of the claims of the application, the modification is protected by the patent law.
[0032] Referring to the accompanying drawings Figures 1-7 The specific embodiment discloses a telescopic smoking device, which comprises a fixed smoking pipe 1, a telescopic smoking pipe 2 and a smoking cover 3, the fixed smoking pipe 1 is sleeved on the telescopic smoking pipe 2, or the telescopic smoking pipe 2 is sleeved on the fixed smoking pipe 1, a sliding locking mechanism 4 for fixing the relative positions of the fixed smoking pipe 1 and the telescopic smoking pipe 2 is arranged between the fixed smoking pipe 1 and the telescopic smoking pipe 2, and one end of the telescopic smoking pipe 2, away from the fixed smoking pipe 1, is connected with the smoking cover 3.
[0033] In the above structure, the fixed smoking pipe 1 and the telescopic smoking pipe 3 are sleeved together, the operation space on the experimental operation table is saved, the space is reduced during transportation, the transportation cost is reduced, the fixed smoking pipe 1 and the telescopic smoking pipe 3 can be freely adjusted in height, the height can be conveniently adjusted by an operator, the height is automatically locked after being adjusted, and the telescopic smoking pipe 2 and the fixed smoking pipe 1 will not slide off, the smoking area can be enlarged by the smoking cover 3, and the smoking effect is better.
[0034] Preferably, the sliding locking mechanism 4 comprises a sealing ring 41 arranged on one end of the telescopic smoking pipe 2, away from the smoking cover 3, and the sealing ring 41 and the inner wall 11 of the fixed smoking pipe 1 are in interference fit.
[0035] In the above structure, the sealing ring 41 of the telescopic smoking pipe 2 and the inner wall 11 of the fixed smoking pipe 1 are in interference fit, so that the telescopic smoking pipe 2 and the fixed smoking pipe 1 will not fall off when the height is adjusted.
[0036] Preferably, one end of the telescopic smoking pipe 2, away from the smoking cover 3, is provided with a sealing seat 21, the outer circumferential surface of the sealing seat 21 is provided with convex ribs 211 which are spaced apart along the axial direction of the sealing seat 21, the sealing ring 41 is sleeved between the two convex ribs 211, one end of the fixed smoking pipe 1, close to the smoking cover 3, is provided with a folding and closing structure 12, the folding and closing structure 12 is a baffle 121 which is folded towards the center of the one end of the fixed smoking pipe 1 close to the smoking cover 3, and the baffle 121 and the convex ribs 211 form limiting fit.
[0037] In the above structure, the sealing ring 41 is arranged between the two convex ribs 211, so that the sealing ring 41 will not easily fall off, the sealing ring 41 is limited by the baffle 121, so that the telescopic smoking pipe 2 and the fixed smoking pipe 1 will not be separated when the height is adjusted, and the telescopic smoking pipe 2 and the fixed smoking pipe 1 will not slide off when the length is adjusted.
[0038] The utility model discloses the following preferred: the both ends of telescopic smoking pipe 2 are connecting section 22, and the middle is corrugated plastic pipe (not shown).
[0039] The telescopic smoking pipe 2 and the fixed smoking pipe 1 and the smoking cover 3 can be connected easily and adjusted at various angles easily, and operation is facilitated.
[0040] The utility model discloses the following preferred: the telescopic smoking pipe 2 or smoking cover 3 with fixed smoking pipe 1 between being provided with lock mechanism 5, and lock mechanism 5 includes the buckle 51 of setting in telescopic smoking pipe 2 near smoking cover 3 one end or smoking cover 3 and the convex ring 52 of setting in fixed smoking pipe 1 near smoking cover 3 one end, and telescopic smoking pipe 2 is connected in fixed smoking pipe 1's convex ring 52 through buckle 51.
[0041] The lock mechanism 5 in the above structure locks smoking cover 3 and fixed smoking pipe 1, and when not using, telescopic smoking pipe 2 and fixed smoking pipe 1 are shrunk together, and lock mechanism 5 is locked, and operation space is not occupied, and it is beautiful.
[0042] The utility model discloses the following preferred: buckle 51 includes the card seat 511 and handle 512, and one end rotation is connected in handle 512 on card seat 511, and the other end is provided with the gap 5121 of being connectable on convex ring 52, and the rotating place of card seat 511 and handle 512 is provided with torsion spring (not shown) of driving gap 5121 to the convex ring and close.
[0043] In the above structure, card seat 511 and handle 512 are connected together through torsion spring, when handle 512 needs to be locked, handle 512 is pulled apart, and torsion spring (not shown) can automatically close handle, to lock fixed smoking pipe 1.
[0044] The utility model discloses the following preferred: the one end of fixed smoking pipe 1 near smoking cover 3 is nested with connecting ring 13, and convex ring 52 and baffle 121 are set on connecting ring 13, and connecting ring 13 and fixed smoking pipe 1 are detachably set.
[0045] The utility model discloses the following preferred: the outer circumferential surface of connecting ring 13 is provided with convex 131, and the inner wall 11 of fixed smoking pipe 1 is provided with recess 111 corresponding with convex 131, and after connecting ring 13 is nested on fixed smoking pipe 1, convex 131 can be embedded in recess 111 and constitutes the clamping.
[0046] In the above structure, fixed smoking pipe 1 and connecting ring 13 are detachable, and telescopic smoking pipe 2 is convenient to install and detach, and subsequent maintenance is facilitated.
[0047] The utility model discloses the following preferred: smoking cover 3 is transparent soft material.
[0048] The smoking cover in the structure is transparent and soft, which is convenient for the operator to observe and protects the head or other parts of the operator from being injured during operation.
Claims
1. A retractable smoking device characterised in that: The fixed smoking pipe (1), the telescopic smoking pipe (2) and the smoking cover (3) are provided, the fixed smoking pipe (1) is sleeved on the telescopic smoking pipe (2), or the telescopic smoking pipe (2) is sleeved on the fixed smoking pipe (1), the sliding locking mechanism (4) for fixing the relative position of the fixed smoking pipe (1) and the telescopic smoking pipe (2) is arranged between the fixed smoking pipe (1) and the telescopic smoking pipe (2), and one end of the telescopic smoking pipe (2) away from the fixed smoking pipe (1) is connected with the smoking cover (3).
2. A smoking device according to claim 1, characterised in that: The sliding locking mechanism (4) comprises a sealing ring (41) arranged on one end of the telescopic smoking pipe (2) away from the smoking cover (3), and the sealing ring (41) is in interference fit with the inner wall (11) of the fixed smoking pipe (1).
3. A smoking device according to claim 2, characterised in that: The telescopic smoking pipe (2) is provided with a sealing seat (21) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
4. A smoking device according to claim 1, characterised in that: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
5. A smoking device according to claim 1, characterised in that: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
6. A smoking device according to claim 5, characterised in that: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
7. A smoking device according to claim 5 or 6, wherein: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
8. A smoking device according to claim 7, characterised in that: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).
9. A smoking device according to claim 1 or 2 or 3 or 4 or 5 or 6 or 8 wherein: The telescopic smoking pipe (2) is provided with a telescopic smoking pipe (2) on one end thereof away from the smoking cover (3), the outer circumferential surface of the sealing seat (21) is provided with protruding ribs (211) spaced apart along the axial direction of the sealing seat (21), the sealing ring (41) is sleeved between the two protruding ribs (211), and the fixed smoking pipe (1) is provided with a folding and closing structure (12) on one end thereof close to the smoking cover (3), the folding and closing structure (12) is a baffle (121) that folds the one end of the fixed smoking pipe (1) close to the smoking cover (3) to the center, and the baffle (121) is in limiting fit with the protruding rib (211).