CN107697464A - A kind of protector and method of central siphon and double tube - Google Patents
A kind of protector and method of central siphon and double tube Download PDFInfo
- Publication number
- CN107697464A CN107697464A CN201710721796.3A CN201710721796A CN107697464A CN 107697464 A CN107697464 A CN 107697464A CN 201710721796 A CN201710721796 A CN 201710721796A CN 107697464 A CN107697464 A CN 107697464A
- Authority
- CN
- China
- Prior art keywords
- axis hole
- head protector
- oil pipe
- protector
- hole head
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
- B65D59/04—Sleeves, e.g. postal tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/106—Elements projecting into a recess or through a hole in the articles
Abstract
The invention discloses a kind of central siphon and the protector and method of double tube, belong to equipment conveying field.Protector includes the first guard assembly and the second guard assembly, first guard assembly includes the first oil pipe protective jacket, first axis hole head protector and the first threaded rod, first oil pipe protects the one end for being set on double tube, first axis hole head protector is arranged on one end of central siphon, first threaded rod is used to connect the first oil pipe protective jacket and the first axis hole head protector, second guard assembly includes the second oil pipe protective jacket, second axis hole head protector and the second threaded rod, first oil pipe protects the other end for being set on double tube, first axis hole head protector is arranged on the other end of central siphon, second threaded rod is used to connect the second oil pipe protective jacket and the second axis hole head protector.The first axis hole head protector and the second axis hole head protector at central siphon both ends are respectively tensed the first oil pipe protective jacket and the second oil pipe protective jacket to both ends, are limited the free state of double tube, can be fixed in central siphon endoporus.
Description
Technical field
The present invention relates to equipment conveying field, the protector and method of more particularly to a kind of central siphon and double tube.
Background technology
The characteristics of tuning for Controllable Pitch Propeller is a kind of Ship Propeling form being widely used at present, and its is maximum is by adjusting blade pitch
To change the headway of ship.Wherein the shafting of tuning for Controllable Pitch Propeller be tuning for Controllable Pitch Propeller core, the shafting generally use of tuning for Controllable Pitch Propeller
Hollow shaft, its endoporus are mainly used to install oil pipe component, realize the conveying of hydraulic oil and the machine feedback of blade pitch signal.
All it is that each central siphon individually packs shipping, every section of equipment arrives when product packaging ships because whole section of shafting is longer
Up to after shipyard, then carry out sectional and form an entirety.In order to avoid when shipyard assembles, connection between each central siphon with
And deviation occurs in the connection between every section of oil pipe component, and also to which the cleaning of axle endoporus and oil pipe component, mesh is effectively ensured
The central siphon of preceding use is that double tube is placed in the axle endoporus of corresponding central siphon with the protector of double tube, reuses axis hole and prevents
Helmet seals the axle endoporus both ends of every section of central siphon, and central siphon outer surface uses entrucking after the progress Packing Sound such as diaphragm and batten
Shipping, its central axis hole head protector are the cylindrical tube shape that circle one end seals one end open, one end of axis hole head protector opening and central siphon
One end connection, one end of central siphon is provided with an annular stopper around the endoporus of central siphon, in the exit orifice of one end of axis hole head protector to
A circle flange is extended with outside, and the flange matches with the annular stopper on central siphon.
During the present invention is realized, inventor has found that prior art at least has problems with：
In the handling process, the axis hole head protector in protector is simply filled in the endoporus of central siphon, is not completely fixed,
And the double tube in central siphon endoporus is also unlocked, when there is emergency brake in transportation, double tube can be due to used
Property and produce relative motion with central siphon, it is easy to axis hole head protector is driven on top, releases axis hole head protector, causes central siphon endoporus and double
The cleaning pollution of oil pipe, can cause the damage of equipment, so as to cause whole device can not normal use when serious.
The content of the invention
In order to solve the problems, such as that protector easily releases in the prior art, the embodiments of the invention provide a kind of central siphon with it is double
The protector of oil pipe, the technical scheme are as follows：
In a first aspect, the invention provides a kind of central siphon and the protector of double tube, the protector includes first
Guard assembly and the second guard assembly；
First guard assembly includes the first oil pipe protective jacket, the first axis hole head protector and the first threaded rod, and described
One oil pipe protective jacket and the first axis hole head protector are the cylindrical tube shape that another end opening is closed in one end；First oil pipe
One end of the closing of protective jacket is provided with the tapped through hole coaxial with the first oil pipe protective jacket, the first oil pipe protective jacket
Inwall be provided with the internal thread to match with the external screw thread of one end of double tube；The one of the closing of the first axis hole head protector
End is provided with the connection through hole coaxial with the first axis hole head protector, the external diameter of the first axis hole head protector and central siphon it is interior
Footpath is identical, and the flange extended radially outward is provided with the outer wall of the first axis hole head protector, first threaded rod
One end is provided with block, and first threaded rod is used to connect the first oil pipe protective jacket and the first axis hole head protector；
Second guard assembly includes the second oil pipe protective jacket, the second axis hole head protector and the second threaded rod, and described
Two oil pipe protective jackets and the second axis hole head protector are the cylindrical tube shape that another end opening is closed in one end；Second oil pipe
One end of the closing of protective jacket is provided with the tapped through hole coaxial with the second oil pipe protective jacket, the second oil pipe protective jacket
Outer wall be provided with the external screw thread to match with the internal thread of the other end of the double tube；The structure of the second axis hole head protector
Identical with the structure of the first axis hole head protector, one end of second threaded rod is provided with block, second threaded rod
For connecting the second oil pipe protective jacket and the second axis hole head protector.
Further, set at least one flange in the first axis hole head protector and the second axis hole head protector
There are multiple screws.
Further, set at least one flange in the first axis hole head protector and the second axis hole head protector
There are two screws, and circumferentially-spaced 180 ° setting of described two screws along the flange.
Further, set at least one outer wall in the first axis hole head protector and the second axis hole head protector
Annular groove is equipped with, O-ring is provided with the annular groove.
Further, the outer wall of the second oil pipe protective jacket is provided with the ring baffle extended radially outward.
Further, the first oil pipe protective jacket and the second oil pipe protective jacket are made of carbon steel material.
Further, the first axis hole head protector and the second axis hole head protector are made of carbon steel material.
Second aspect, the invention provides a kind of central siphon and the means of defence of double tube, the means of defence uses first
Protector described in aspect, the means of defence include：
The first oil pipe protective jacket is arranged on to one end of the double tube；
The second oil pipe protective jacket is arranged on to the other end of the double tube；
The first axis hole head protector is arranged on to one end of the central siphon；
First threaded rod is protected through the connection through hole on the first axis hole head protector and first oil pipe
The tapped through hole put；
The second axis hole head protector is arranged on to the other end of the central siphon；
Second threaded rod is protected through the connection through hole on the second axis hole head protector and second oil pipe
The tapped through hole put；
First threaded rod and second threaded rod are tightened, makes the block of first threaded rod and second spiral shell
The block of rasp bar clamps the first axis hole head protector and the second axis hole head protector.
Further, the means of defence also includes, and antirust oil is smeared outside the central siphon.
Further, the means of defence also includes：
In the central siphon and the protector outer wrapping diaphragm；
More battens, circumferential array of the more battens along the central siphon are tied up outside the central siphon.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
By setting the first guard assembly and the second guard assembly, wherein, the first guard assembly protects including the first oil pipe
Set, the first axis hole head protector and the first threaded rod, the second guard assembly include the second oil pipe protective jacket, the second axis hole head protector and
Second threaded rod, due to matching provided with externally threaded one end for the first oil pipe protective jacket and double tube, the second oil pipe protective jacket
Match with the female one end that sets of double tube, so as to which the first oil pipe protective jacket and the second oil pipe protective jacket are distinguished
The both ends of double tube are connected to, while by the way that the first axis hole head protector and the second axis hole head protector are separately positioned on into the two of central siphon
End, is fixed the first oil pipe protective jacket and the first axis hole head protector by threaded rod, by the second oil pipe protective jacket and the second axis hole
Head protector is fixed, and so as to which the first guard assembly and the second guard assembly are connected by double tube, and is held out against by central siphon, double tube
It just can reliably be fixed in central siphon endoporus, the potential safety hazard that emergency brake is brought just is avoided that in product shipping process, is kept away
Exempt from double tube top to drive protector and cause damaged products, effectively raise the reliability of product protection.And the apparatus structure
Simply, the closure at central siphon both ends and the both ends of double tube realizes sealing, ensure that the cleaning of central siphon inner chamber.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of a kind of central siphon and double tube provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of the central siphon provided in an embodiment of the present invention with being provided with protector on double tube；
Fig. 3 is that the part-structure that a kind of central siphon provided in an embodiment of the present invention is provided with the first guard assembly with double tube shows
It is intended to；
Fig. 4 is a kind of part-structure of the central siphon provided in an embodiment of the present invention with being provided with the second guard assembly on double tube
Schematic diagram；
Fig. 5 is a kind of structural representation of first axis hole head protector provided in an embodiment of the present invention；
Fig. 6 is a kind of method flow diagram of the means of defence of central siphon and double tube provided in an embodiment of the present invention；
Fig. 7 is the structural representation that another central siphon provided in an embodiment of the present invention and double tube are provided with protector；
Fig. 8 is the structural representation of part A in Fig. 7；
Fig. 9 is Fig. 7 section B-B figure.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
In order to be better understood from the present invention, the structure of central siphon and double tube is illustrated below：
Fig. 1 is a kind of structural representation of existing central siphon and double tube, as shown in figure 1, one end of double tube 1 is provided with
External screw thread, the other end of double tube 1 are provided with internal thread, an annular stopper are respectively arranged with the end face at the both ends of central siphon 2
2b, double tube 1 are generally transported simultaneously with central siphon 2, and in transport, double tube 1 is placed in corresponding central siphon 2.
Fig. 2 is a kind of structural representation of the central siphon provided in an embodiment of the present invention with being provided with protector on double tube,
As shown in Fig. 2 the protector includes the first guard assembly 3 and the second guard assembly 4, the first guard assembly 3 is arranged on central siphon 2
With one end of double tube 1, the second guard assembly 4 is arranged on the other end of central siphon 2 and double tube 1.
Fig. 3 is that the part-structure that a kind of central siphon provided in an embodiment of the present invention is provided with the first guard assembly with double tube shows
It is intended to, as shown in figure 3, the first guard assembly 3 includes the first oil pipe protective jacket 31, the first axis hole head protector 32 and the first threaded rod
33, the first oil pipe protective jacket 31 and the first axis hole head protector 32 are the cylindrical tube shape that another end opening is closed in one end.First oil
One end of the closing of tube protecting sleeve 31 is provided with the tapped through hole 31a coaxial with the first oil pipe protective jacket 31, the protection of the first oil pipe
The internal diameter of one end of the opening of set 31 is equal to the external diameter of double tube 1, and the outer wall of one end of double tube 1 is provided with external screw thread, and first
The inwall of oil pipe protective jacket 31 is provided with the internal thread to match with the external screw thread of one end of double tube 1.First axis hole head protector
One end of 32 closing is provided with the connection through hole 32a coaxial with the first axis hole head protector 32, and the first axis hole head protector 32 is opened
The external diameter of one end of mouth is identical with the internal diameter of central siphon 2, and edge is provided with the outer wall of one end of the opening of the first axis hole head protector 32
The flange 32b to extend radially outwardly, one end of the first threaded rod 33 are provided with block 33a, and the first threaded rod 33 is used to connecting the
One oil pipe protective jacket 31 and the first axis hole head protector 32.
Specifically, the flange 32b on the first axis hole head protector 32 and seam 2b on central siphon 2 matches, and the first axis hole is prevented
The endoporus of helmet 32 and central siphon 2 is positioned by seam 2b.Be provided with first threaded rod 33 with the first oil pipe protective jacket 31
The screw thread that tapped through hole 31a is adapted, the first threaded rod 33 connect the first oil pipe by connecting through hole 32a with tapped through hole 31a
The axis hole head protector 32 of protective jacket 31 and first.
Fig. 4 is a kind of part-structure of the central siphon provided in an embodiment of the present invention with being provided with the second guard assembly on double tube
Schematic diagram, as shown in figure 4, the second guard assembly 4 includes the second oil pipe protective jacket 41, the second axis hole head protector 42 and the second screw thread
Bar 43, the second oil pipe protective jacket 41 and the second axis hole head protector 42 are the cylindrical tube shape that another end opening is closed in one end.Second
One end of the closing of oil pipe protective jacket 41 is provided with the tapped through hole 41a coaxial with the second oil pipe protective jacket 41, and the second oil pipe is prevented
The external diameter of one end of the opening of sheath 41 is equal to the internal diameter of double tube 1, and the inwall of the other end of double tube 1 is provided with internal thread,
The outer wall of second oil pipe protective jacket 42 is provided with the external screw thread to match with the internal thread of the other end of double tube 1.Second axis hole is prevented
One end of the closing of helmet 42 is provided with the connection through hole 42a coaxial with the second axis hole head protector 42, the second axis hole head protector 42
Opening one end external diameter it is identical with the internal diameter of central siphon 2, set on the outer wall of one end of the opening of the second axis hole head protector 42
There is the flange 42b extended radially outward, one end of the second threaded rod 43 is provided with block 43a, and the second threaded rod 43 is used to connect
Connect the second oil pipe protective jacket 41 and the first axis hole head protector 42.
Specifically, the flange 42b on the second axis hole head protector 42 and seam 2b on central siphon 2 matches, and the second axis hole is prevented
The endoporus of helmet 42 and central siphon 2 is positioned by seam 2b.Be provided with second threaded rod 43 with the second oil pipe protective jacket 41
The screw thread that tapped through hole 41a is adapted, the second threaded rod 43 connect the second oil pipe by connecting through hole 42a with tapped through hole 41a
The axis hole head protector 42 of protective jacket 41 and first.
It should be noted that the first threaded rod 33 is identical with the structure of the second threaded rod 43 in the present embodiment, other
In embodiment, the first threaded rod 33 can be arranged to different structures from the second threaded rod 43 according to being actually needed, for example, when first
Tapped through hole 31a on the oil pipe protective jacket 31 and tapped through hole 41a on the second oil pipe protective jacket 41 it is of different sizes when, first
The diameter of threaded rod 33 and the second threaded rod 43 also differs.
The present invention, which crosses, sets the first guard assembly and the second guard assembly, wherein, the first guard assembly includes the first oil pipe
Protective jacket, the first axis hole head protector and the first threaded rod, the second guard assembly includes the second oil pipe protective jacket, the second axis hole protects
Cap and the second threaded rod, due to matching provided with externally threaded one end for the first oil pipe protective jacket and double tube, the second oil pipe is prevented
The female one end that sets of sheath and double tube matches, so as to by the first oil pipe protective jacket and the second oil pipe protective jacket
The both ends of double tube are respectively connecting to, while by the way that the first axis hole head protector and the second axis hole head protector are separately positioned on into central siphon
Both ends, the first oil pipe protective jacket and the first axis hole head protector are fixed by threaded rod, by the second oil pipe protective jacket and second
Axis hole head protector is fixed, and so as to which the first guard assembly and the second guard assembly are connected by double tube, and is held out against by central siphon, double
Oil pipe just can be reliably fixed in central siphon endoporus, be just avoided that the safety that emergency brake is brought is hidden in product shipping process
Suffer from, avoid double tube top from driving protector and cause damaged products, effectively raise the reliability of product protection.And the device
Simple in construction, the closure at the both ends of central siphon both ends and double tube realizes sealing, ensure that the cleaning of central siphon inner chamber.
Further, Fig. 5 is a kind of structural representation of first axis hole head protector provided in an embodiment of the present invention, such as Fig. 5
Shown, with reference to Fig. 3, by taking the first axis hole head protector 32 as an example, the flange 32b of the first axis hole head protector 32 is provided with multiple screws
32c, multiple screw 32c axis and the diameter parallel of central siphon 2.In installation process, screw rod can be screwed into screw 32c,
The first axis hole head protector 32 is separated with central siphon 2 by tightening screw rod, is easy to actual installation application.
Preferably, the flange 32b of the first axis hole head protector 32 is provided with two screw 32c, and two screw 32c are symmetrically set
Put so that the taking-up of the first axis hole head protector 32 is more convenient.
Further, it is equipped with the outer wall of the first axis hole head protector 32 in circle a groove 32d, groove 32d and is provided with O-ring
34, the inwall of O-ring 34 and central siphon 2 is fitted close, and the endoporus of central siphon 2 is reliably sealed.
It should be noted that the first axis hole head protector 32 is identical with the structure of the second axis hole head protector 42, the present invention is herein
Repeat no more.
Further, as shown in figure 4, the outer wall of the second oil pipe protective jacket 41 is provided with a circle ring baffle 411, annular gear
The diameter of plate 411 is more than the internal diameter of double tube 1, prevents the second oil pipe protective jacket 41 from being screwed in rotary course inside double tube 1,
It is not easily taken out.
Further, the first oil pipe protective jacket 31 and the second oil pipe protective jacket 41 are made of carbon steel material.
Specifically, can be with after using the first oil pipe of carbon steel material machining protective jacket 31 and the second oil pipe protective jacket 41
Oxidation processes are carried out to the surface of the first oil pipe protective jacket 31 and the second oil pipe protective jacket 41, prevent the He of the first oil pipe protective jacket 31
Second oil pipe protective jacket 41 gets rusty.
Further, the first axis hole head protector 32 and the second axis hole head protector 42 are made of carbon steel material.
Specifically, the first axis hole head protector 32 and the second axis hole head protector 42 can use steel plate and steel-pipe welding and
Into.By taking the first axis hole head protector 32 as an example, as shown in figure 3, the body 321 of the first axis hole head protector 32 can use steel pipe system
Into the flange 32b on the first axis hole head protector 32 can be made of steel plate, and one end of the closing of the first axis hole head protector 32 can
To be sealed using steel plate, in specific process, integral structure can be formed by steel pipe together with steel-pipe welding,
Obtain the first axis hole head protector 32.
Also need to carry out defect detecting test to the first axis hole head protector 32 and the second axis hole head protector 42 after having welded, to ensure the
One axis hole head protector 32 and the second axis hole head protector 42 be assembled on central siphon after sealing, then by the first axis hole head protector 32
Oxidation processes are carried out with the surface of the second axis hole head protector 42, the first axis hole head protector 32 and the second axis hole head protector can be prevented
42 get rusty.
Fig. 6 is a kind of method flow diagram of the means of defence of central siphon and double tube provided in an embodiment of the present invention, such as Fig. 6 institutes
Show, the means of defence uses the protector in above-described embodiment, and the means of defence includes：
Step 601, by the first oil pipe protective jacket be arranged on double tube one end.
Wherein, the first oil pipe protection is set on the externally threaded one end that is provided with of double tube, and the first oil pipe protective jacket and
The threaded one end connection of double tube.
Step 602, the other end by the second oil pipe protective jacket installed in double tube.
Wherein, the second oil pipe protection is set on the female one end that sets of double tube, and the second oil pipe protective jacket with
The other end threaded connection of double tube.
Step 603, by the first axis hole head protector be arranged on central siphon one end.
Wherein, the first axis hole head protector and the protection of the first oil pipe are set on same end, the first axis hole head protector and central siphon
One end positioned by seam.
Step 604, by the first threaded rod through on the connection through hole and the first oil pipe protective jacket on the first axis hole head protector
Tapped through hole.
Specifically, the first oil pipe protective jacket is connected with the first axis hole head protector by threaded rod.
Step 605, the other end by the second axis hole head protector installed in central siphon.
Wherein, the second axis hole head protector and the protection of the second oil pipe are set on same end, the second axis hole head protector and central siphon
The other end positioned by seam.
Step 606, by the second threaded rod through on the connection through hole and the second oil pipe protective jacket on the second axis hole head protector
Tapped through hole.
Specifically, the second oil pipe protective jacket is connected with the second axis hole head protector by threaded rod.
Step 607, the first threaded rod and the second threaded rod are tightened, make the block of the first threaded rod and the gear of the second threaded rod
Block clamps the first axis hole head protector and the second axis hole head protector.
Specifically, the first oil pipe protective jacket is connected with the first axis hole head protector by threaded rod.
It should be noted that the step 601 in above-mentioned steps can be carried out simultaneously with step 602, step 603 and step 605
It can carry out simultaneously, step 604 can be carried out simultaneously with step 606.
It can also include the steps of before step 603 or step 605 is performed：
O-ring is arranged in the groove of the first axis hole head protector and the second axis hole head protector, wherein the first axis hole protects
Branch is provided with a circle groove on the outer wall of cap and the second axis hole head protector, and O-ring is arranged on the first axis hole head protector and the second axle
It is fitted close in the groove of hole head protector and with the inwall of central siphon, the endoporus of central siphon is reliably sealed.
Further, the means of defence also includes：
Step 608, antirust oil is smeared outside central siphon.
By the film antirust oil outside central siphon, it can prevent central siphon from getting rusty.
Alternatively, the means of defence also includes：
Step 609, in central siphon and protector outer wrapping diaphragm, more battens, more batten edges are tied up outside central siphon
The circumferential array of central siphon.
Fig. 7 is the structural representation that another central siphon provided in an embodiment of the present invention and double tube are provided with protector,
Fig. 8 is the structural representation of part A in Fig. 7, and as shown in Figure 7 and Figure 8,2 outer film of central siphon has one layer of antirust oil 71, central siphon 2 with
Protector 5 is wrapped with diaphragm 70, and diaphragm 70 is included in the oil sealing paper 72 set gradually outside central siphon, the He of aluminium plastic membrane 73
Rubber blanket 74, more battens 75 are also tied up outside rubber blanket 74.Wherein aluminium plastic membrane 73 can play sealing, moistureproof work
With rubber blanket 74 and batten 75 can play a part of buffering, prevent central siphon to be damaged.
Specifically, support frame can also be set outside central siphon 2, the branch of central siphon 2 is chosen according to the length of central siphon 2 and center of gravity
Support point, central siphon 2 is supported using support frame at the strong point, Fig. 9 is Fig. 7 section B-B figure, as shown in figure 9, support frame
Including upper support frame 81 and lower bracing frame 82, it is provided between 82 framves of upper support frame 81 and lower support and matches with the shape of central siphon 2
Groove, central siphon 2 is arranged in the groove, and upper support frame 81 is fixed with lower bracing frame 82 by bolt 83 so that central siphon 2 exists
Away from ground during transport, humidity is prevented.
The embodiment of the present invention by setting the first guard assembly and the second guard assembly, wherein, the first guard assembly includes
First oil pipe protective jacket, the first axis hole head protector and the first threaded rod, the second guard assembly include the second oil pipe protective jacket, second
Axis hole head protector and the second threaded rod, due to matching provided with externally threaded one end for the first oil pipe protective jacket and double tube,
The female one end that sets of two oil pipe protective jackets and double tube matches, so as to which the first oil pipe protective jacket and second is oily
Tube protecting sleeve is respectively connecting to the both ends of double tube, while by the way that the first axis hole head protector and the second axis hole head protector are set respectively
Put at the both ends of central siphon, fixed the first oil pipe protective jacket and the first axis hole head protector by threaded rod, the second oil pipe is protected
Set is fixed with the second axis hole head protector, so as to which the first guard assembly and the second guard assembly are connected by double tube, and passes through axle
Tube top is tight, and double tube just can be reliably fixed in central siphon endoporus, is just avoided that emergency brake is brought in product shipping process
Potential safety hazard, avoid double tube top from driving protector and cause damaged products, effectively raise product protection reliability.
And the apparatus structure is simple, the closure at the both ends of central siphon both ends and double tube realizes sealing, ensure that the cleaning of central siphon inner chamber.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
1. the protector of a kind of central siphon and double tube, it is characterised in that the protector includes the first guard assembly and the
Two guard assemblies；
First guard assembly includes the first oil pipe protective jacket, the first axis hole head protector and the first threaded rod, first oil
Tube protecting sleeve and the first axis hole head protector are the cylindrical tube shape that another end opening is closed in one end；The first oil pipe protection
One end of the closing of set is provided with the tapped through hole coaxial with the first oil pipe protective jacket, the first oil pipe protective jacket it is interior
Wall is provided with the internal thread to match with the external screw thread of one end of double tube；One end of the closing of the first axis hole head protector is set
It is equipped with the connection through hole coaxial with the first axis hole head protector, the external diameter of the first axis hole head protector and the internal diameter phase of central siphon
Together, the flange extended radially outward, one end of first threaded rod are provided with the outer wall of the first axis hole head protector
Block is provided with, first threaded rod is used to connect the first oil pipe protective jacket and the first axis hole head protector；
Second guard assembly includes the second oil pipe protective jacket, the second axis hole head protector and the second threaded rod, second oil
Tube protecting sleeve and the second axis hole head protector are the cylindrical tube shape that another end opening is closed in one end；The second oil pipe protection
One end of the closing of set is provided with the tapped through hole coaxial with the second oil pipe protective jacket, the second oil pipe protective jacket it is outer
Wall is provided with the external screw thread to match with the internal thread of the other end of the double tube；The structure of the second axis hole head protector and institute
State that the structure of the first axis hole head protector is identical, one end of second threaded rod is provided with block, and second threaded rod is used for
Connect the second oil pipe protective jacket and the second axis hole head protector.
2. protector according to claim 1, it is characterised in that the first axis hole head protector and second axis hole
At least one flange in head protector is provided with multiple screws.
3. protector according to claim 2, it is characterised in that the first axis hole head protector and second axis hole
At least one flange in head protector is provided with two screws, and described two screws are along circumferentially-spaced 180 ° of the flange
Set.
4. protector according to claim 1, it is characterised in that the first axis hole head protector and second axis hole
Annular groove is provided with least one outer wall in head protector, O-ring is provided with the annular groove.
5. protector according to claim 1, it is characterised in that the outer wall of the second oil pipe protective jacket is provided with edge
The ring baffle to extend radially outwardly.
6. according to the protector described in any one of Claims 1 to 5, it is characterised in that the first oil pipe protective jacket and institute
The second oil pipe protective jacket is stated to be made of carbon steel material.
7. according to the protector described in any one of Claims 1 to 5, it is characterised in that the first axis hole head protector and institute
The second axis hole head protector is stated to be made of carbon steel material.
8. the means of defence of a kind of central siphon and double tube, it is characterised in that the means of defence is using any one of claim 1-7
Described protector, the means of defence include：
The first oil pipe protective jacket is arranged on to one end of the double tube；
The second oil pipe protective jacket is arranged on to the other end of the double tube；
The first axis hole head protector is arranged on to one end of the central siphon；
First threaded rod is passed through on the connection through hole and the first oil pipe protective jacket on the first axis hole head protector
Tapped through hole；
The second axis hole head protector is arranged on to the other end of the central siphon；
Second threaded rod is passed through on the connection through hole and the second oil pipe protective jacket on the second axis hole head protector
Tapped through hole；
First threaded rod and second threaded rod are tightened, makes the block of first threaded rod and second threaded rod
Block clamp the first axis hole head protector and the second axis hole head protector.
9. means of defence according to claim 8, it is characterised in that the means of defence also includes, outside the central siphon
Smear antirust oil.
10. means of defence according to claim 8, it is characterised in that the means of defence also includes：
In the central siphon and the protector outer wrapping diaphragm；
More battens, circumferential array of the more battens along the central siphon are tied up outside the central siphon.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721796.3A CN107697464B (en) | 2017-08-22 | 2017-08-22 | A kind of protective device and method of central siphon and double tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721796.3A CN107697464B (en) | 2017-08-22 | 2017-08-22 | A kind of protective device and method of central siphon and double tube |
Publications (2)
| Publication Number | Publication Date |
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| CN107697464A true CN107697464A (en) | 2018-02-16 |
| CN107697464B CN107697464B (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710721796.3A Active CN107697464B (en) | 2017-08-22 | 2017-08-22 | A kind of protective device and method of central siphon and double tube |
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| Country | Link |
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| CN (1) | CN107697464B (en) |
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| CN109178270A (en) * | 2018-07-28 | 2019-01-11 | 武汉船用机械有限责任公司 | A kind of support device and method of the oil pipe of tuning for Controllable Pitch Propeller |
| CN109278935A (en) * | 2018-08-28 | 2019-01-29 | 武汉船用机械有限责任公司 | A kind of Mobile tool for roll adjustment paddle shaft inner oil tube |
| CN111977171A (en) * | 2020-07-20 | 2020-11-24 | 上海空间推进研究所 | Spherical screwed joint component protection device of spacecraft |
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| EP0994287A1 (en) * | 1998-10-16 | 2000-04-19 | Artech Rubber B.V. | Composite sleeve-shaped sealing means |
| CN203006128U (en) * | 2012-12-31 | 2013-06-19 | 安阳钢铁股份有限公司 | Fixing device for sleeved installation of nodular cast iron pipe |
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| CN109178270A (en) * | 2018-07-28 | 2019-01-11 | 武汉船用机械有限责任公司 | A kind of support device and method of the oil pipe of tuning for Controllable Pitch Propeller |
| CN109278935A (en) * | 2018-08-28 | 2019-01-29 | 武汉船用机械有限责任公司 | A kind of Mobile tool for roll adjustment paddle shaft inner oil tube |
| CN111977171A (en) * | 2020-07-20 | 2020-11-24 | 上海空间推进研究所 | Spherical screwed joint component protection device of spacecraft |
| CN111977171B (en) * | 2020-07-20 | 2022-09-13 | 上海空间推进研究所 | Spherical screwed joint component protection device of spacecraft |
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| Publication number | Publication date |
|---|---|
| CN107697464B (en) | 2019-07-23 |
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