CN206984185U - A kind of pipe fitting joint sleeve - Google Patents
A kind of pipe fitting joint sleeve Download PDFInfo
- Publication number
- CN206984185U CN206984185U CN201720896314.3U CN201720896314U CN206984185U CN 206984185 U CN206984185 U CN 206984185U CN 201720896314 U CN201720896314 U CN 201720896314U CN 206984185 U CN206984185 U CN 206984185U
- Authority
- CN
- China
- Prior art keywords
- ring
- adapter sleeve
- pipe
- pipe fitting
- fitting joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a kind of pipe fitting joint sleeve, including adapter sleeve, described adapter sleeve has the receiving cavity placed for bearing, described adapter sleeve has opening, described opening inwall is provided with linear chamfer, the ring-type jump-ring slot of indent is provided with the downside of linear chamfer, jump ring is slipped into ring-type jump-ring slot along linear chamfer.Jump ring need not be caught in adapter sleeve by means of other instruments, improve assembling speed.
Description
Technical field
Automatic lifting stand field is the utility model is related to, specifically a kind of pipe fitting joint sleeve.
Background technology
Occur largely sharing bicycle currently on the market, the saddle of in general electric car or bicycle all fastens for bolt
Formula, i.e., a fastening structure for carrying regulating bolt is provided with below saddle support bar, when the height for needing adjustment saddle
When, unclamp fastening bolt and move up and down saddle support bar, be moved to correct position and then tighten fastening bolt, at this moment saddle
Seat is fixed on the opening position of corresponding height.
But it is required to first adjust before riding towards the user of different heights, different users due to sharing bicycle
The height of saddle is to be adapted to it to ride, and existing regulation manually is than relatively time-consuming, in addition, regulation needs very big strength regulation,
Regulation is got up relatively difficult for child, Ms, weaker user.And this mode fastened by fastener,
Fastener easily relaxes skidding and abrasion after a period of time.
Adapter sleeve between pipe fitting makes bearing be stuck in adapter sleeve, it is necessary to be caught in jump ring, and existing jump ring needs instrument just may be used
It is caught in, assembling speed is slow.
Utility model content
The purpose of this utility model is to provide a kind of automatic lifting stand applied to saddle height adjustment, with solution
The problem of being proposed in certainly above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of pipe fitting joint sleeve, including adapter sleeve,
Described adapter sleeve has the receiving cavity placed for bearing, and described adapter sleeve has opening, and described opening inwall is provided with
Linear chamfer, linear chamfer downside are provided with the ring-type jump-ring slot of indent, and jump ring slips into ring-type jump ring along linear chamfer
In groove.Jump ring need not be caught in adapter sleeve by means of other instruments, improve assembling speed.
Preferably, described adapter sleeve axial direction both ends have two the first oppositely oriented threaded portions and the second screw thread respectively
Portion, the tail end of upper tube and the first threaded portion are spirally connected, and the top of tail pipe and the second threaded portion are spirally connected, and adapter sleeve passes through two rotation direction phases
First, second anti-threaded portion is threadedly coupled with upper tube and tail pipe respectively.
Preferably, waterproof apron is installed on the outer wall of the adapter sleeve.
Preferably, on connecting seat, described waterproof sebific duct includes ring-type colloid and located at ring described waterproof glue pipe socket
The connection ring of shape colloid both sides, the interior connecting pole provided with several in connecting seat of described ring-type colloid, described connection
Ring has the fitting chamfering being bonded with tail pipe, upper inside pipe wall.
Preferably, first, second threaded portion of the adapter sleeve is provided with rectangular slot.
Compared with prior art, jump ring need not be caught in adapter sleeve by means of other instruments, improve assembling speed.
Brief description of the drawings
Fig. 1 is the structural representation of automatic lifting stand.
Fig. 2 is the structural representation of tail pipe in automatic lifting stand.
Fig. 3 is the structural representation of motor in automatic lifting stand.
Fig. 4 is the structural representation of automatic lifting stand middle gear case.
Fig. 5 is connecting jacket structure figure in automatic lifting stand.
Fig. 6 is waterproof apron structure chart in automatic lifting stand.
Fig. 7 is that adapter sleeve is combined rear schematic diagram with waterproof apron in automatic lifting stand.
Fig. 8 is the external structure of automatic lifting stand.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Fig. 1-8, a kind of pipe fitting joint sleeve, including adapter sleeve are referred to, described adapter sleeve has the appearance placed for bearing
Receive cavity, described adapter sleeve has opening, and described opening inwall is provided with linear chamfer, is provided with the downside of linear chamfer interior
Recessed ring-type jump-ring slot, jump ring are slipped into ring-type jump-ring slot along linear chamfer.Jump ring need not be by means of other tool cards
Enter in adapter sleeve, improve assembling speed.
The utility model is applied to a kind of automatic lifting stand, and a kind of automatic lifting stand includes tail pipe 1, horse
Up to 2, gear-box 3, adapter sleeve 4, screw rod 5, part 6, travel switch 7, inner tube 8 and upper tube 9 are touched, the bottom of tail pipe 1 is provided with shelves ring
11, shelves ring 11 is integrally formed with tail pipe 1, and the bottom thread of shelves ring 11 is connected with latch segment 12, is set between latch segment 12 and shelves ring 11
Have an outlet tail card 13, outlet tail card 13 offers the half slot of annular towards shelves ring 11, shelves ring 11 towards outlet tail card 13 one
End offers the half slot of annular, and waterproof apron 14, waterproof apron 14 and two annulars are connected with two annular half slots
Half slot interference fit, waterproof apron 14 effectively prevents the bottom of tail pipe 1 from intaking, and high-effective water-proof is simple in construction；Outlet tail card with
The waterproof apron 3 installed realizes the sealed bottom of tail pipe 2 between shelves ring 11, plays waterproof effect, the peace of electrical equipment in protection pipe
Full working environment, meanwhile, outlet tail card 4 is abutted by latch segment 5 and is fastened on the bottom of tail pipe 2, quick and easy for installation reliable, is improved
Packaging efficiency and further improve waterproof.
The outer side wall surface of the latch segment is zigzag or shape of threads, improves the frictional force of latch segment and inner wall of liner,
Latch segment is enabled preferably to lock outlet tail card, it is ensured that the sealing property of waterproof apron.
The bottom end inwall of tail pipe 2 is provided with one end serrated reliefs 8, further improves the inwall of tail pipe 2 and latch segment 5
Frictional force so that latch segment 5 can preferably lock outlet tail card 4, it is ensured that the sealing property of waterproof apron 3.
The threaded connection seam crossing of the upper tube and tail pipe is provided with waterproof sebific duct 41, and described waterproof glue pipe socket is in connecting seat
On, described waterproof sebific duct includes ring-type colloid 411 and the connection ring 412 located at ring-type colloid both sides, described ring-type colloid
The interior connecting pole 413 provided with several in connecting seat, described connection ring have the fitting being bonded with tail pipe, upper inside pipe wall
Chamfering 414.Marine glue pipeloop is enclosed on adapter sleeve, is improved the water resistance of upper tube and tail pipe junction, is avoided upper tube and tail
The junction water inlet of pipe, and then to the infringement of pipe inner part, improve the service life of automatic lifting stand.
The motor 2 is located at the lower end of tail pipe 1, and the outer ring of motor 2, which has been arranged with, protects magnetosphere 21, prevents that the leakage field of motor 2 is serious；
The gear-box 3 is located at the upper end of tail pipe 1, the output shaft drive connection gear-box 3 of motor 2；
Described 4 axial both ends of adapter sleeve have two oppositely oriented the first threaded portions 401 and the second threaded portion respectively
402, the tail end of upper tube and the first threaded portion 401 are spirally connected, and the top of tail pipe and the second threaded portion 402 are spirally connected, and adapter sleeve passes through two
Individual first, second oppositely oriented threaded portion is threadedly coupled with upper tube and tail pipe respectively, and the outer rim of swivel nut is supported and terminates in tube top
End.The top of tail pipe 1 is provided with upper tube 9, and adapter sleeve 4 is provided between tail pipe 1 and upper tube 9, inner tube 8, the company are provided with upper tube 9
Female connector has the receiving cavity placed for bearing, and the screw rod 5 is connected by the output gear of bearing and gear-box in adapter sleeve 4
Connect, the adapter sleeve 4 has opening, and described opening inwall is provided with linear chamfer 42, and the linear downside of chamfer 42 is provided with interior
Recessed ring-type jump-ring slot, in ring-type jump-ring slot 403, jump ring supports only bearing located at ring-type jump-ring slot and is disconnected jump ring 51
Set, avoids bearing from moving down, and jump ring prevents screw rod axial play.Linear chamfer 42 makes jump ring not need other instrument to enter
Row installation, directly in the yellow Snap joint set of card.The bottom of screw rod 5 passes through the lower end of adapter sleeve 4 and the output gear of gear-box 3
Connection, the top of screw rod 5 is threadedly coupled with inner tube 8；
The lower end of adapter sleeve 4 can be fixedly connected with gear-box 3, for serving as the upper lid of gear-box 3, reduce occupancy
Space, reduce the length of structure；Gear-box 3 can also have upper lid, and adapter sleeve 4 is connected to lid.
The part 6 that touches is socketed on screw rod 5, is touched part 6 and is located at the top of adapter sleeve 4, touches part 6 and be threadedly coupled with inner tube 8, described
The inwall of upper tube 9 upper limitation travel switch 71 and the next limitation travel switch 72 are respectively equipped with the both ends of screw rod 5, described is upper
Position limitation travel switch and the next limitation travel switch are connected with drive device respectively.Start seat to rise, motor rotates forward, screw rod
Inner tube is promoted to be stretched out into upper tube, when screw rod touches upper limitation travel switch, upper limitation travel switch action, motor contact
Device powers off, screw rod stop motion；Start seat to decline, motor reversion, screw rod promotes inner tube to inside contract into when screw rod touches to upper tube
The next limitation travel switch is touched, the next limitation travel switch action, the power-off of motor contactor, protection can be played to motor and screw rod and is made
With.
During utility model works, the sliding tooth roller box 3 of motor 2 rotates so as to drive screw 5, and screw rod 5 rotates inner tube upper
Moved along a straight line in pipe 9.
When saddle needs lifting, starter motor, motor driven gear box rotates, and gear-box drives screw rod linear motion,
So as to promote inner tube relative to upper tube relative motion, saddle is just adjusted to rapidly the position needed.Whole mechanism is very compact, puts
Under saddle, gear-box can be that the gear teeth or whirlpool tooth match somebody with somebody synthesis transmission mechanism with other gears or scroll bar, without by human body liter
Work is lifted, directly carries out electric up-down work.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Make a variety of changes.
Claims (5)
1. a kind of pipe fitting joint sleeve, including adapter sleeve, it is characterised in that described adapter sleeve has the accommodating chamber placed for bearing
Body, described adapter sleeve have opening, and described opening inwall is provided with linear chamfer, indent is provided with the downside of linear chamfer
Ring-type jump-ring slot, jump ring are slipped into ring-type jump-ring slot along linear chamfer.
2. a kind of pipe fitting joint sleeve according to claim 1, it is characterised in that described adapter sleeve axial direction both ends have respectively
There are two oppositely oriented the first threaded portions and the second threaded portion, the tail end of upper tube and the first threaded portion are spirally connected, the top of tail pipe
Be spirally connected with the second threaded portion, adapter sleeve by two first, second oppositely oriented threaded portions respectively with upper tube and tail pipe screw thread
Connection.
3. a kind of pipe fitting joint sleeve according to claim 1, it is characterised in that be provided with the outer wall of the adapter sleeve anti-
Glue circle.
4. a kind of pipe fitting joint sleeve according to claim 3, it is characterised in that described waterproof glue pipe socket is in connecting seat
On, described waterproof sebific duct includes ring-type colloid and the connection ring located at ring-type colloid both sides, is provided with described ring-type colloid
Several are embedded in the connecting pole in connecting seat, and described connection ring has the fitting chamfering being bonded with tail pipe, upper inside pipe wall.
A kind of 5. pipe fitting joint sleeve according to claim 1, it is characterised in that first, second screw thread of the adapter sleeve
Portion is provided with rectangular slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896314.3U CN206984185U (en) | 2017-07-24 | 2017-07-24 | A kind of pipe fitting joint sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896314.3U CN206984185U (en) | 2017-07-24 | 2017-07-24 | A kind of pipe fitting joint sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206984185U true CN206984185U (en) | 2018-02-09 |
Family
ID=61416524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720896314.3U Expired - Fee Related CN206984185U (en) | 2017-07-24 | 2017-07-24 | A kind of pipe fitting joint sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206984185U (en) |
-
2017
- 2017-07-24 CN CN201720896314.3U patent/CN206984185U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20190724 |