CN205824430U - A kind of vacuum pipe retractor device of adjustable sealing specific pressure - Google Patents
A kind of vacuum pipe retractor device of adjustable sealing specific pressure Download PDFInfo
- Publication number
- CN205824430U CN205824430U CN201620767029.7U CN201620767029U CN205824430U CN 205824430 U CN205824430 U CN 205824430U CN 201620767029 U CN201620767029 U CN 201620767029U CN 205824430 U CN205824430 U CN 205824430U
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- CN
- China
- Prior art keywords
- stuffing
- connector
- sealing device
- box
- filler
- 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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Abstract
This utility model relates to the vacuum pipe retractor device of a kind of adjustable sealing specific pressure, including prime connector, rear class connector, sealing device, stuffing-box, gland, adjusting screw rod and adjusting nut, sealing device is connected with connector, stuffing-box it is provided with between connector and sealing device, gland is pressed on two stuffing-boxes, current level connector is not pipeline but during equipment, stuffing-box is arranged on one end that sealing device is connected with rear class connector, adjusting screw rod is located on gland, the locking between filler and sealing device is carried out by tightening adjusting nut.The beneficial effects of the utility model are: be applicable to vacuum, high temperature, deep-etching and four kinds of operating modes of solvent medium, or by above four kinds of operating mode combination of two, the bad working environments of three's combination of the above, overcome the telescoping problem being rigidly connected between pipeline, overcome the nonadjustable defect of seal pressure of vacuum pipe, simple in construction, reduce cost, be prone to penetration and promotion.
Description
Technical field
This utility model belongs to seal for pipe joints field, is specifically related to the flexible dress of vacuum pipe of a kind of adjustable sealing specific pressure
Put.
Background technology
Evacuated tube transportation is a kind of without air drag, friction free types of transportation, can effectively reduce energy consumption, the most pneumatic
Noise also can be substantially reduced.But the sealing requirements of vacuum pipe is the highest, carry the most in the industrial production fine vacuum,
When high temperature, severe corrosive or solvent medium, vacuum pipe junction usually due to thermal stress cause pipe expansion extruding rupture or
The phenomenon that seal pressure is not enough and causes vacuum not or destroys, easily cause fluctuation, start-stop car frequently, product quality
How unstable problem, can guarantee that the seal pressure of vacuum pipe junction is to need urgent problem.
Summary of the invention
In order to solve the problems referred to above that prior art exists, this utility model provides the vacuum of a kind of adjustable sealing specific pressure
Pipeline expansion device, simple in construction, reduces cost and is prone to penetration and promotion, solves vacuum pressure pipeline junction seal pressure
Nonadjustable defect, overcome rigid conduit connect between the telescoping problem that produces due to thermal stress, it is ensured that system steady
Qualitative, reduce the probability of environmental pollution, improve device stable operation cycle.
The technical scheme that this utility model is used is: the vacuum pipe retractor device of a kind of adjustable sealing specific pressure, including
Prime connector, rear class connector, sealing device, stuffing-box and locking device, described sealing device respectively with described front cascade
Fitting and described rear class connector connect, and are provided with described stuffing-box, institute between described prime connector and described sealing device
Stating and be provided with described stuffing-box between rear class connector and described sealing device, described locking device is arranged on described stuffing-box
On.
Further, described stuffing-box all includes filler and for the gland compressed by described filler, described sealing
Being provided with the groove accommodating described filler on device, described gland compresses with described filler and is connected.
Further, described groove is arranged on the end of described sealing device.
Further, described locking device includes that adjusting screw rod, described adjusting screw rod are located in two described glands
On, described filler is locked by described adjusting screw rod with described sealing device.
Further, described filler uses establishment packing filling, machine-shaping filler or docking molding filler.
Further, described stuffing-box is arranged on one end of described sealing device, and described locking device one end is located in institute
Stating on stuffing-box, the other end of described locking device is arranged on described prime connector.
The beneficial effects of the utility model are:
1, this utility model uses adjusting screw rod and adjusting nut can adjust thrust in real time, overcomes between rigid conduit
The telescoping problem caused because of thermal stress.
2, this utility model is by applying different coupling mechanism forces to gland, remains filler and sealing device pressure
Tightly, thus ensure the seal pressure in vacuum pipe connection, and seal pressure is adjustable, keeps the vacuum in pipeline, it is ensured that be raw
Produce stability during plant running, reduce and open stop frequency, energy-saving and cost-reducing, decrease the probability of environmental pollution simultaneously, improve dress
Put stable operation cycle.
3, this utility model has simple in construction, reduces cost, it is easy to the feature of penetration and promotion.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of this utility model；
Fig. 2 is the structural representation of this utility model the second embodiment；
Fig. 3 is the structural representation of the third embodiment of this utility model.
In figure: 1, adjusting nut；2, filler；3, sealing device；4, adjusting screw rod；5, gland；6, prime connector；
7, rear class connector.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below will be to technology of the present utility model
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of this utility model rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not before making creative work
Put obtained other embodiments all, broadly fall into the scope that this utility model is protected.
As it is shown in figure 1, this utility model provides the vacuum pipe retractor device of a kind of adjustable sealing specific pressure, it is used for connecting
Two vacuum pipes, including prime connector 6, rear class connector 7, sealing device 3, stuffing-box and locking device, sealing device 3
For trocar sheath, trocar sheath is set in prime connector 6 and rear class connector 7 is outside, and stuffing-box is arranged on the two ends of sealing device,
Stuffing-box includes filler 2 and gland 5, and outer sleeve inner wall is provided with the groove for accommodating filler 2, and gland 5 sets
Putting at filler 2 away from the end face of junction point, locking device includes adjusting screw rod 4 and adjusting nut 1, and gland 5 uses band
Neck flange arrangement, the cervical region of gland 5 is pressed into contact with filler 2, and the flange face of gland 5 offers multiple through hole,
Adjusting screw rod 4 is located in the through hole of two glands 5, and two adjusting nuts 1 are separately positioned on outside two glands 5
Side, realizes filler 2 and the locking of sealing device 3 by adjusting the position of adjusting nut 1.
As shown in Figure 2, it is adaptable to when prime connector 6 and rear class connector 7 are vacuum pipe, sealing device 3 is sheathed
In prime connector 6 and the inside of rear class connector 7, the outer wall of sealing device 3 is provided with the groove for accommodating filler 2,
Groove is separately positioned on prime connector 6 and the end of rear class connector 7, and adjusting nut 1 is separately positioned on two glands 5
Inner side, by regulation adjusting nut 1 regulate seal for pipe joints than pressure.
As it is shown on figure 3, current level connector 6 be equipment outer wall, when rear class connector 7 is pipeline, sealing device 3 one end and
Equipment outer wall is fitted and connected, and the other end of sealing device 3 is set in the outside of rear class connector 7, and stuffing-box is arranged on sealing dress
Putting 3 one end being connected with rear class connector 7, adjusting screw rod 4 one end is located on gland 5, and the other end of adjusting screw rod 4 sets
Putting on sealing device 3, adjusting nut 1 is arranged on the outside of gland 5, adjusts seal for pipe joints by regulation adjusting nut 1
Than pressure.
This device is applicable on vacuum, deep-etching, high temperature or the operating mode of solvent existence or device, or above operating mode is two-by-two
Combination or three, the bad working environments of four combinations, it is adaptable to nonmetal or metal and nonmetal compound (laminating) pipeline and pipeline
The connection of (or pipeline and equipment) or leak stopping, connection and fastening form between sealing device 3 and filler 2 are not limited to employing method
The gland 5 of blue form, airtight and watertight padding form is for establishment packing filling, machine-shaping filler or docks molding filler.
This device can overall use according to field condition, it would however also be possible to employ symmetrical many subdivisions structure uses.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in change
Or replace, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit requires is as the criterion.
Claims (6)
1. the vacuum pipe retractor device of an adjustable sealing specific pressure, it is characterised in that: include prime connector (6), rear cascade
Fitting (7), sealing device (3), stuffing-box and locking device, described sealing device (3) respectively with described prime connector (6) and
Described rear class connector (7) connects, and is provided with described stuffing-box between described prime connector (6) and described sealing device (3),
Being provided with described stuffing-box between described rear class connector (7) and described sealing device (3), described locking device is arranged on described
On stuffing-box.
The vacuum pipe retractor device of adjustable sealing specific pressure the most according to claim 1, it is characterised in that: described stuffing-box
All including filler (2) and for the gland (5) compressed by described filler (2), described sealing device is provided with receiving on (3)
The groove of described filler (2), described gland (5) compresses with described filler (2) and is connected.
The vacuum pipe retractor device of adjustable sealing specific pressure the most according to claim 2, it is characterised in that: described groove sets
Put the end in described sealing device (3).
The vacuum pipe retractor device of adjustable sealing specific pressure the most according to claim 3, it is characterised in that: described locking dress
Put and include that adjusting screw rod (4), described adjusting screw rod (4) are located on two described glands (5), described filler (2) and institute
State sealing device to be locked by described adjusting screw rod (4).
The vacuum pipe retractor device of adjustable sealing specific pressure the most according to claim 4, it is characterised in that: described filler is adopted
With establishment packing filling, machine-shaping filler or docking molding filler.
The vacuum pipe retractor device of adjustable sealing specific pressure the most according to claim 1, it is characterised in that: described stuffing-box
Being arranged on one end of described sealing device (3), described locking device one end is located on described stuffing-box, described locking device
The other end is arranged on described prime connector (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620767029.7U CN205824430U (en) | 2016-07-18 | 2016-07-18 | A kind of vacuum pipe retractor device of adjustable sealing specific pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620767029.7U CN205824430U (en) | 2016-07-18 | 2016-07-18 | A kind of vacuum pipe retractor device of adjustable sealing specific pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205824430U true CN205824430U (en) | 2016-12-21 |
Family
ID=57560198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620767029.7U Expired - Fee Related CN205824430U (en) | 2016-07-18 | 2016-07-18 | A kind of vacuum pipe retractor device of adjustable sealing specific pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205824430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063589A (en) * | 2017-06-23 | 2017-08-18 | 苏彬诚 | A kind of vacuum pipe package seal checker |
-
2016
- 2016-07-18 CN CN201620767029.7U patent/CN205824430U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063589A (en) * | 2017-06-23 | 2017-08-18 | 苏彬诚 | A kind of vacuum pipe package seal checker |
| CN107063589B (en) * | 2017-06-23 | 2023-04-25 | 苏彬诚 | Vacuum pipeline sealing detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161221 Termination date: 20210718 |