CN112193615B - Pipe fitting protective sheath - Google Patents

Pipe fitting protective sheath Download PDF

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Publication number
CN112193615B
CN112193615B CN202011124039.6A CN202011124039A CN112193615B CN 112193615 B CN112193615 B CN 112193615B CN 202011124039 A CN202011124039 A CN 202011124039A CN 112193615 B CN112193615 B CN 112193615B
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China
Prior art keywords
port
enclosure
plate
pipe fitting
pipe
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CN202011124039.6A
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Chinese (zh)
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CN112193615A (en
Inventor
林高锋
陈吉文
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Deqing Hengsheng Intelligent Equipment Co.,Ltd.
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Deqing Hengsheng Pipe Fittings Co ltd
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Priority to CN202011124039.6A priority Critical patent/CN112193615B/en
Publication of CN112193615A publication Critical patent/CN112193615A/en
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B17/00—Methods preventing fouling
    • B08B17/02—Preventing deposition of fouling or of dust
    • B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
    • 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
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B65D81/053—Corner, edge or end protectors
    • 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
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/20—Containers, packaging elements or packages, specially adapted for particular articles or materials for incompressible or rigid rod-shaped or tubular articles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)

Abstract

The invention relates to the technical field of pipeline design, in particular to a pipe fitting protective sleeve which comprises a port enclosure protective plate, a main body enclosure protective plate, a reinforcing connecting rib plate and a shock-proof buffer plate, wherein the port enclosure protective plate is sleeved on the outer wall of a port part of a pipe fitting, the reinforcing connecting rib plate and the port enclosure protective plate are distributed at intervals in the axial direction of the port enclosure protective plate and are sleeved on the outer wall of the pipe fitting, the reinforcing connecting rib plate is arranged between the port enclosure protective plate and the main body enclosure protective plate and is used for surrounding the periphery of the pipe fitting and extends along the axial direction of the port enclosure protective plate, the main body enclosure protective plate and the reinforcing connecting rib plate are injection molding plates, two ends of the reinforcing connecting rib plate are respectively and integrally connected to the port enclosure protective plate and the main body enclosure protective plate, and the shock-proof buffer performance is better.

Description

Pipe fitting protective sheath
Technical Field
The invention relates to the technical field of pipeline design, in particular to a pipe fitting protective sleeve.
Background
In the prior art, the protection structure of a pipe fitting is various, for example, chinese patent application No. 201120418062.6 discloses a steel pipe end protection sleeve, which includes an open sleeve with an open side wall and a wedge block, wherein a first notch and a second notch are respectively provided on the open sleeve side wall and at two ends of the open side wall, and the first notch and the second notch are correspondingly provided, and the wedge block is clamped between the first notch and the second notch;
still disclose a novel steel pipe end protective sheath like chinese patent application No. 201120418104.6, novel steel pipe end protective sheath is lateral wall open-ended open type sleeve structure, on this open type sleeve structure's lateral wall, open-ended both ends respectively fixedly connected with first nut and second nut wear to be equipped with the bolt in first nut and the second nut to link together the opening both ends on this open type sleeve structure lateral wall.
In addition, the outer surface of the hard tube is not provided with a protective sleeve, and when the hard tube is long and heavy and needs to be carried by a single person, the hard tube is resisted on the shoulder, and part of the hard tube can be bent and collided with the ground, so that the hard tube can be damaged.
Although the existing protective sleeve structures can protect hard pipe fitting structures to a certain extent, the shock resistance and the buffering performance are not good enough, and the pipe fitting is easily damaged when the pipe fitting is collided with strong collision and the like. In addition, the protective sleeve is not favorable for dust prevention, turnover and the like. In addition, the protection of the pipe main body portion is also insufficient.
Disclosure of Invention
The invention aims to provide a pipe fitting protective sleeve with better shock resistance and buffering performance.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a pipe fitting protective sheath, including be used for the cover to establish port enclosure protection shield on the port position outer wall of pipe fitting, with port enclosure protection shield is in interval distribution in the port enclosure protection shield axial and be used for the cover to establish main part enclosure protection shield on the pipe fitting outer wall and port enclosure protection shield with be provided with between the main part enclosure protection shield and be used for encircleing and be in the pipe fitting outlying is followed the connection strengthening plate of port enclosure protection shield axial extension, port enclosure protection shield, main part enclosure protection shield and connection strengthening plate are injection molding plate just the both ends of connection strengthening rib plate respectively a body coupling in on port enclosure protection shield and the main part enclosure protection shield.
Preferably, the port enclosure protection plate and the main body enclosure protection plate are both cylindrical.
Preferably, a dustproof cover plate for blocking the pipe end is integrally connected to the inner wall of the end enclosure protection plate, and the end enclosure protection plate and the dustproof cover plate are enclosed to form an end cover and a semi-enclosed region for enclosing the pipe end.
Preferably, a surface portion of the dust-proof cover plate in the semi-surrounding region of the end cap is integrally connected with a plunger which extends axially along the port surrounding ring protection plate and can be inserted into the pipe along the pipe port.
Preferably, the plunger has an outer peripheral portion formed with an external thread for screwing in and out of the pipe.
Preferably, the port enclosure protection plate further comprises a peripheral port enclosure protection plate surrounding the periphery of the port enclosure protection plate, and a plurality of port radial reinforcing ribs extending along the radial direction of the port enclosure protection plate are integrally connected between the inner wall of the peripheral port enclosure protection plate and the outer wall of the port enclosure protection plate.
Preferably, the port enclosure protection plate further comprises a peripheral main enclosure protection plate surrounding the periphery of the main enclosure protection plate, and a plurality of main radial reinforcing ribs extending along the radial direction of the port enclosure protection plate are integrally connected between the inner wall of the peripheral main enclosure protection plate and the inner wall of the main enclosure protection plate.
Preferably, the peripheral port enclosure protection plate and the peripheral main body enclosure protection plate are integrally connected with a plurality of peripheral reinforcing connection plates extending in the axial direction of the port enclosure protection plate between the axially adjacent end portions of the port enclosure protection plate.
Preferably, a middle radial reinforcing rib extending along the radial direction of the port enclosure protection plate is integrally connected between the peripheral reinforcing connecting plate and the reinforcing connecting rib plate.
A pipe fitting structure comprises the pipe fitting protective sleeve.
The invention has the beneficial effects that: 1. the protection is better, and the shock resistance and buffering capacity are strong;
2. has the dustproof effect;
3. the turnover transportation is convenient;
4. the assembly is also convenient.
Drawings
FIG. 1 is a schematic perspective view of one of the protective sleeve patterns of example 1;
FIG. 2 is a schematic perspective view of FIG. 1 from another perspective;
FIG. 3 is a perspective view of the protective sleeve of FIG. 1 with one end of the tube being assembled;
FIG. 4 is a perspective view of the pipe fitting of FIG. 3 after the protective sleeve has been assembled;
FIG. 5 is a schematic perspective view of a further optimized protective cover according to example 1;
FIG. 6 is a perspective view of FIG. 5 from another perspective;
FIG. 7 is a perspective view showing one of the structural styles of pipe fittings in example 2;
fig. 8 is a schematic perspective view of the pipe structure of example 3 with the pipe attached.
In the figure, a pipe fitting, a0, a port, 1, a port surrounding ring protection plate, 2, a main body surrounding ring protection plate, 3, a reinforced connection rib plate, 11, a dustproof cover plate, 12, a plunger piston, 120, an external thread, 10, a peripheral port surrounding ring protection plate, 33, a port radial reinforcing rib, 4, a peripheral main body surrounding ring protection plate, 44, a main body radial reinforcing rib, 5, a peripheral reinforced connection plate, 55, a middle radial reinforcing rib, b, a connecting rod, b1, a universal joint device, b2, a supporting plate, b3, a universal roller, b11, a front universal joint fork, b12, a rear universal joint fork, b0 and parallel connection holes.
Detailed Description
The following specific examples are given by way of illustration only and not by way of limitation, and it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made in the examples without inventive faculty, and yet still be protected by the scope of the claims.
Example 1, as shown in fig. 1 to 6, a pipe protecting jacket comprises a port enclosure protecting plate 1 for covering an outer wall of a pipe a at a port a0 portion, a main body enclosure protecting plate 2 spaced apart from the port enclosure protecting plate 1 in an axial direction of the port enclosure protecting plate 1 for covering the outer wall of the pipe a, and a reinforcing connecting rib plate 3 provided between the port enclosure protecting plate 1 and the main body enclosure protecting plate 2 for surrounding the outer periphery of the pipe a and extending in an axial direction of the port enclosure protecting plate 1, wherein the port enclosure protecting plate 1 is to be covered at a port a0 portion of the pipe a and to be covered on the outer wall, and it is noted that the port enclosure protecting plate 1 is to be axially beyond a portion of the port a0 of the pipe a, this provides better protection for tube a port a0 so that tube a port a0 is not exposed. The main body enclosure protection plate 2 is sleeved on the pipe fitting main body part between two ends of the pipe fitting a, on one hand, the pipe fitting main body is better protected, on the other hand, the stability of the port enclosure protection plate 1 connected on the pipe fitting is improved, and the structural stability between the port enclosure protection plate and the pipe fitting is improved through the reinforced connection rib plate 3.
Furthermore, the port enclosure protection plate 1, the main body enclosure protection plate 2 and the reinforced connecting rib plate 3 are injection molding plates, and two ends of the reinforced connecting rib plate 3 are respectively and integrally connected to the port enclosure protection plate 1 and the main body enclosure protection plate 2. The structure that adopts the board of moulding plastics is for convenient production, because can integrated into one piece come out, in addition, certainly can have better guard action in the performance, because the board of moulding plastics has plasticity, has better effect in the aspect of the antidetonation buffering, after the pipe fitting is provided with the protective sheath, stacks etc. in-process silence more, also more does benefit to the protection to stereoplasm pipe fitting simultaneously. The material of the injection-molded plate can adopt pp material, namely polypropylene material, or other injection-molded materials. The port surrounding ring protection plate 1 and the main body surrounding ring protection plate 2 are both in a cylindrical shape, the two ends of the main body surrounding ring protection plate 2 are required to be opened, because the whole body is required to be sleeved in the axial direction, one side of the port surrounding ring protection plate 1 sleeved in a pipe fitting is opened, the other side of the port surrounding ring protection plate 1 sleeved in the pipe fitting can be sealed or not as required, and further structural improvement is carried out subsequently,
the reinforced connection rib plates 3 are preferably arranged in a plurality of numbers and are arranged at intervals in a circumferential array to surround the periphery of the pipe fitting a, the port surrounding ring protection plate 1 and the main body surrounding ring protection plate 2 need to be attached to the outer wall of the pipe fitting a, tightness is guaranteed, and the reinforced connection rib plates 3 need to be arranged to be attached to the outer wall of the pipe fitting a or not and are attached to the outer wall of the pipe fitting a as much as possible. In fact, these stiffened connecting webs 3 also form a channel through which the pipe element passes, but rather a discrete cylindrical structure which saves material and promotes plasticity. The port enclosure protection plate 1, the main body enclosure protection plate 2 and the reinforced connecting rib plate 3 form a whole protection sleeve, the protection sleeve is inserted and tightened by a pipe fitting from one side of the main body enclosure protection plate 2, the inner diameters of the port enclosure protection plate 1 and the main body enclosure protection plate 2 are controlled to be consistent or slightly smaller with the outer diameter of the pipe fitting as much as possible, but the difference within 1 millimeter is controlled, so that the whole protection sleeve is not easy to fall off, the fit tightness after insertion is improved, and certainly for better insertion operation, the inner diameter of the main body enclosure protection plate 2 can be larger than that of the port enclosure protection plate 1, so that the action of inserting the whole protection sleeve into the pipe fitting can be easier, and then the end part of the pipe fitting is more tightly inserted into the port enclosure protection plate 1. Further, the port enclosure protection plate 1 has at least one section of inner diameter gradually reduced from the main body enclosure protection plate 2 to the axial direction of the port enclosure protection plate 1 and forms a section of contraction section with a conical inner wall, so that the end part of the integral protection sleeve is gradually tightened to achieve strong interference fit after being inserted into a pipe fitting, and the integral protection sleeve is not easy to fall off.
In addition, the axes of the main body enclosure protection plate 2, the port enclosure protection plate 1 and the pipe fitting are ensured to be consistent as much as possible, namely the axial directions are the same, and the stability of the structure is improved. Of course, it is preferable that both ends of the pipe are respectively inserted with one of the protective sleeves, so as to ensure the symmetry of both sides.
In addition, the structure that two halves concatenation about main part enclosure protection shield 2 and port enclosure protection shield 1 all can make, but corresponding half main part enclosure protection shield 2 and half port enclosure protection shield 1 still are connected with reinforced connection gusset 3 between the axial, two halves about the holistic protective sheath just also falls into like this, when installing on the pipe fitting, as long as butt joint from top to bottom, then through the staple bolt locking can, of course this kind of staple bolt can adopt current staple bolt that can open and shut can.
Preferably, a dust-proof cover plate 11 for blocking the port a0 of the pipe a is integrally connected to the inner wall of the port enclosure protection plate 1, and the port enclosure protection plate 1 and the dust-proof cover plate 11 enclose to form an end cover and form a semi-enclosed region for enclosing the port a0 of the pipe a. The dustproof cover plate 11 is actually the above mentioned sealing component, that is, after the port enclosure protection plate 1 is inserted into the port of the pipe, a dustproof cover plate 11 is used to block the port of the pipe for dust prevention, and the semi-enclosed area is the area for the insertion of the port of the pipe. The dust cover 11 is also an injection molded structure.
Preferably, the surface portion of the dust-proof cover plate 11 in the semi-enclosed region of the end cap is integrally connected with a plunger 12 which extends axially along the port enclosure protection plate 1 and can be inserted into the pipe a along the port a0 of the pipe a, so as to better block the port of the pipe, and further improve the positioning and stability, and after the protective sleeve is installed on the pipe, the plunger 12 can be inserted into the port of the pipe, so as to enhance the assembly performance of the structural member. The plunger 12 is also an injection molded part so that it can be integrally connected. Further, be formed with on plunger 12 periphery portion and be used for screwing up in order to pass in and out the external screw thread 120 of pipe fitting a in the pipe fitting a, such structure makes the assembly can be easier, and can not follow pipe fitting outer wall subsides very tightly with main part encirclement protection shield 2 and port encirclement protection shield 1, as long as can insert can, this kind of structure is fit for pipe fitting tip part inner wall and sets up the internal screw thread structure, like this, whole protective sheath is inserted from the pipe fitting port after, when the plunger is close pipe fitting port part, just begin to twist whole protective sheath, whole protective sheath just can lock in pipe fitting port part department, convenient dismantlement, structural stability is also more reliable. Because later stage uses the pipe fitting to probably tear the protective sheath open, this kind of structure makes things convenient for the dismouting very much, and the closely knit nature of structure is also better moreover.
Still further, the whole protective sleeve further comprises a peripheral port enclosure protective plate 10 which is surrounded on the periphery of the port enclosure protective plate 1, a plurality of port radial reinforcing ribs 33 which extend along the radial direction of the port enclosure protective plate 1 are integrally connected between the inner wall of the peripheral port enclosure protective plate 10 and the outer wall of the port enclosure protective plate 1, and the port radial reinforcing ribs 33 are preferably distributed in a circumferential array at intervals; the port surrounding protection plate structure is characterized by further comprising a peripheral main body surrounding protection plate 4 surrounding the periphery of the main body surrounding protection plate 2, a plurality of main body radial reinforcing ribs 44 extending along the radial direction of the port surrounding protection plate 1 are integrally connected between the inner wall of the peripheral main body surrounding protection plate 4 and the inner wall of the main body surrounding protection plate 2, and the main body radial reinforcing ribs 44 are preferably distributed in a circumferential array interval mode. The protective sleeve becomes a three-dimensional supporting structure due to the structural design, the supporting property and the plasticity are better, and the anti-seismic and buffering performance is also better. Especially when needs such as stereoplasm steel pipe pile up, can play the effect of piling up better, after this kind of protective sheath is established to each pipe fitting both ends cover, can also pile up better and it is difficult to cause the damage to the pipe fitting port and the damage of pipe fitting main part, also make things convenient for the pipe fitting to pile up after the back position is binded before the pipe fitting. The structural parts mentioned in the design are preferably injection-molded parts, so that the integral connection and the forming are convenient. After the protective sleeves are arranged at two ends of a single pipe fitting, the protective sleeves are equivalent to a rolling supporting structure, and the pipe fitting can conveniently roll and is not easy to touch the bottom surface to cause damage.
Preferably, the peripheral port enclosure protection plate 10 and the peripheral main body enclosure protection plate 4 are integrally connected with a plurality of peripheral reinforcing connection plates 5 extending in the axial direction of the port enclosure protection plate 1 between axially adjacent ends of the port enclosure protection plate 1. Further promote structural strength for the three-dimensional support nature of whole protective sheath is better, optimizes structural stability, the convenient binding that piles up. The peripheral reinforcing connecting plate 5 is also made of an injection molding plate. Further preferably, a middle radial reinforcing rib 55 extending along the radial direction of the port enclosure protective plate 1 is integrally connected between the peripheral reinforced connecting plate 5 and the reinforced connecting rib plate 3, wherein the number of the peripheral reinforced connecting plate 5 and the reinforced connecting rib plate 3 is preferably consistent and one-to-one in the radial direction, so as to ensure the symmetry and stability of the structure, of course, a row of a plurality of middle radial reinforcing ribs 55 arranged at intervals along the axial direction may be connected between the corresponding peripheral reinforced connecting plate 5 and the reinforced connecting rib plate 3, and the middle radial reinforcing ribs 55 are also in an injection molding structure.
Embodiment 2, as shown in fig. 7, a pipe fitting structure comprises a pipe fitting protection sleeve for protecting a pipe fitting a and installed at an end position of the pipe fitting a, wherein the pipe fitting protection sleeve is connected with a connecting rod b, the other end of the connecting rod b is connected with a universal joint device b1, the universal joint device b1 is installed and connected on a supporting plate b2, and the bottom of the supporting plate b2 is installed and connected with a universal roller b 3. The pipe fitting structure is mainly convenient to mount at the two ends of a pipe fitting, the pipe fitting can be more easily led to walk in all directions, and the pipe fitting is convenient to carry, the pipe fitting protective sleeve can adopt the existing protective sleeve structure, certainly, the pipe fitting protective sleeve structure related to the embodiment 1 is more recommended to use, the protective sleeve has better using effect, the protective sleeve can not only protect the pipe fitting but also be conveniently used for transferring the pipe fitting, the two ends of the pipe fitting are respectively provided with the pipe fitting structures, the pipe fitting protective sleeve is sleeved on the front part and the rear part of the pipe fitting, the protective sleeve can be supported by the pipe fitting structures and can roll through the connection of the connecting rods and the installation of the universal joint device b1, the protective sleeve can also be supported by the supporting plate b2, and the universal roller b3 is designed, the front side and the rear side of the pipe fitting can be supported by the pipe fitting structures and can roll, and the pipe fitting can be pushed to walk. Moreover, if the protective sleeve of example 1 is used, the tubes can be stacked very easily, and thus the tube structure can be arranged on the tube of the bottom layer, specifically, the bottom layer has a row of tubes, the front end and the rear end of the pipe fitting at the bottom layer are respectively provided with the pipe fitting structure, the front end and the rear end of the pipe fitting are respectively sleeved on the pipe fitting protective sleeve, the bottom row of tubes can be assembled by binding all front sleeves and all rear sleeves, just like a bamboo raft, of course, the central body part of the pipe fitting can be further bound, so that the pipe fittings at the bottom layer can be connected into a row to walk, then the bottom layer of pipes forming the bottom support row can be continuously stacked with the pipes sleeved with the protective sleeves, after the corresponding amount of pipe fittings are stacked according to the needs, all the pipe fittings are bound, so that the pipe fittings can be turned around in batches. Therefore, the pipe fitting structure is a pipe fitting connecting structure which is convenient for the turnover transportation of large-batch pipe fittings.
Specifically, gimbal device b1 includes preceding gimbal fork b11 that stretches out forward and rear gimbal fork b12 that stretches out backward, the front end of preceding gimbal fork b11 and the rear end of rear gimbal fork b12 are connected with one respectively connecting rod b and are in respectively gimbal device b 1's front and back both sides, the front end of connecting rod b that preceding gimbal fork b11 is connected with one the pipe fitting protective sheath, the rear end of connecting rod b that rear gimbal fork b12 is connected with also is connected with one the pipe fitting protective sheath. This kind of structural design for the pipe fitting can be around the looks spliced pole, not only can be to the aforesaid be in parallel to be piled up and carry out the pipe fitting and carry, can also make this kind of pipe fitting structure respectively install to a pipe fitting around can, make the pipe fitting that sets up around can link together and have sufficient diversion ability, can not lock and die, it is mainly just to realize the comparatively free connected mode around by two universal joint forks of preceding the latter, two pipe fittings that set up around this two pipe fitting protective sheaths just connect respectively around the same pipe fitting is structural. In order to realize the structure, the universal joint device b1 can adopt two modes, namely, two single universal joints distributed in the front and back can be included, the universal joint forks b12 of the two single universal joints are respectively used as front and back universal joint forks, and other parts of the single universal joint are installed and connected to a support plate, and the support plate can adopt a steel plate structure; secondly, the universal joint device b1 is a double universal joint, the front and rear shafts of the universal joint can be respectively provided with front and rear universal joint forks, and the middle double fork part is arranged on the supporting plate. Therefore, the connection of the front pipe fitting and the rear pipe fitting has certain freedom degree, and the turnover is convenient and flexible. Further, the universal rollers b3 of the pipe fitting structure have two and are positioned on the left and right sides of the cross shaft of the universal joint device b1, so that the balance of the whole pipe fitting structure during circulation is improved, and rollover and the like are prevented. Of course, more universal rollers b3 may be provided, such as four rollers at the front, back, left and right, but left-right symmetry is ensured as much as possible
Preferably, the tube protective sleeve has a dust cover 11 for blocking the port a0 of the tube a, as also mentioned in embodiment 1, and the connecting rod b can be connected to the dust cover 11, preferably integrally, and then the connecting rod b is also an injection molded rod. In practical use, the front tube structure of the front most tube may not use the front gimbal fork b11 and the connecting rod and the protecting sleeve connected thereto, or may directly remove these structures, and similarly, the rear tube structure of the rear most tube may omit the rear gimbal fork b12 and the corresponding connecting structure.
Preferably, the connecting rod b is detachably connected with the universal joint device b 1. In such a way, the connecting rod b and the front universal joint fork b11 or the rear universal joint fork b12 can be detachably connected in a radial inserting mode through a pin shaft or in a screw bolt and nut screw connection mode, and the assembling, the maintenance, the replacement and the like are convenient.
Preferably, the connecting rod b is provided with a parallel connection hole b0 opened along the radial direction. The parallel connection holes b0 allow the left and right side-by-side adjacent connection rods b to be tied by ropes, because when the number of pipe fittings is large, more reliable structural connection strength is needed, and the stability of the whole is better when the pipe fittings are conveyed mainly in a pile.
Embodiment 3, as shown in fig. 8, a pipe assembly comprising a pipe structure according to embodiment 2 and a pipe a. The front end and the rear end of the pipe fitting a are provided with the pipe fitting structures. The two ends of the pipe fitting are only sleeved on the pipe fitting protective sleeve on the pipe fitting structure.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (5)

1. A pipe protective sleeve is characterized by comprising a port enclosure protective plate (1) sleeved on the outer wall of a port (a 0) of a pipe (a), a main body enclosure protective plate (2) axially distributed with the port enclosure protective plate (1) at intervals on the port enclosure protective plate (1) and used for sleeving the outer wall of the pipe (a), and a reinforced connecting rib plate (3) arranged between the port enclosure protective plate (1) and the main body enclosure protective plate (2) and used for surrounding the periphery of the pipe (a) and axially extending along the port enclosure protective plate (1), wherein the port enclosure protective plate (1), the main body enclosure protective plate (2) and the reinforced connecting rib plate (3) are injection molding plates, and two ends of the reinforced connecting rib plate (3) are respectively and integrally connected to the port enclosure protective plate (1) and the main body enclosure protective plate (2), port enclosure protection shield (1) with main part enclosure protection shield (2) all are the cylinder tube-shape, still include peripheral port enclosure protection shield (10) that the periphery of port enclosure protection shield (1) surrounds, an organic whole is connected with between the inner wall of peripheral port enclosure protection shield (10) and the outer wall of port enclosure protection shield (1) along a plurality of radial strengthening ribs (33) of port enclosure protection shield (1) radially extending's of port enclosure, still include peripheral main part enclosure protection shield (4) that the periphery of main part enclosure protection shield (2) surrounds, the inner wall of peripheral main part enclosure protection shield (4) with an organic whole is connected with between the inner wall of main part enclosure protection shield (2) along a plurality of radial strengthening ribs (44) of main part that port enclosure protection shield (1) radially extends, peripheral port enclosure protection shield (10) with peripheral main part enclosure protection shield (4) is at port enclosure protection shield A plurality of peripheral reinforcing connecting plates (5) extending axially along the port enclosure protecting plate (1) are integrally connected between the axially adjacent end portions of the plate (1), a middle radial reinforcing rib (55) extending radially along the port enclosure protecting plate (1) is integrally connected between the peripheral reinforcing connecting plates (5) and the reinforcing connecting rib plates (3), the reinforcing connecting rib plates (3) are provided with a plurality of reinforcing connecting ribs and are arranged at intervals of a circumferential array to surround the periphery of a pipe fitting (a), the peripheral reinforcing connecting plates (5) and the reinforcing connecting rib plates (3) are in radial one-to-one correspondence, the peripheral port enclosure protecting plate (10) and the peripheral main body enclosure protecting plate (4) are cylindrical, and the main body enclosure protecting plate (2) is used for being sleeved on the main body portion of the pipe fitting between the two ends of the pipe fitting (a).
2. A protective cover for pipe fittings according to claim 1, wherein a dust-proof cover plate (11) for shielding the port (a 0) of the pipe fitting (a) is integrally connected to the inner wall of the port enclosure protective plate (1), and the port enclosure protective plate (1) and the dust-proof cover plate (11) enclose and form an end cap and form a semi-enclosed region for enclosing the port (a 0) of the pipe fitting (a).
3. A protective casing for pipe elements according to claim 2, characterised in that the surface portion of the dust cover plate (11) in the semi-enclosed region of the end cap is integrally connected with a plunger (12) extending axially along the port enclosure protection plate (1) and being insertable into the pipe element (a) along the port (a 0) of the pipe element (a).
4. A pipe protective casing according to claim 3, wherein the plunger (12) has an outer peripheral portion formed with an external thread (120) for screwing in and out of the pipe (a).
5. A tubing construction comprising a tubing protector according to any one of claims 1 to 4.
CN202011124039.6A 2020-10-20 2020-10-20 Pipe fitting protective sheath Active CN112193615B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011124039.6A CN112193615B (en) 2020-10-20 2020-10-20 Pipe fitting protective sheath

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011124039.6A CN112193615B (en) 2020-10-20 2020-10-20 Pipe fitting protective sheath

Publications (2)

Publication Number Publication Date
CN112193615A CN112193615A (en) 2021-01-08
CN112193615B true CN112193615B (en) 2022-04-26

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Citations (7)

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JPH06321251A (en) * 1993-05-08 1994-11-22 Tsukushi Koubou:Kk Cap for reinforcing bar
CN101066717A (en) * 2007-06-06 2007-11-07 杨泽景 Protecting sleeve for thread in petroleum steel pipe and its making process
CN203255496U (en) * 2013-05-16 2013-10-30 福建鸿圣纸业有限公司 Protection foam for preventing collision of redwood furniture
CN103723365A (en) * 2012-10-12 2014-04-16 常州市联谊特种不锈钢管有限公司 Pipe cap
CN105197402A (en) * 2014-06-26 2015-12-30 周忠明 Pipe cap
CN208994291U (en) * 2018-10-10 2019-06-18 苏州天裕塑胶有限公司 It is a kind of to stack stable plug
CN209535917U (en) * 2019-01-07 2019-10-25 常州市金坛华硕实业有限公司 A kind of novel steel tube protective case

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US4553567A (en) * 1984-04-30 1985-11-19 Telander Lee W Pipe thread protector
JP2000062830A (en) * 1998-08-20 2000-02-29 Okamoto Ind Inc Protecting cover
CN209130380U (en) * 2018-09-18 2019-07-19 德清恒升管件有限公司 A kind of etch-proof pipe joint protective cover
CN111470284A (en) * 2020-03-31 2020-07-31 浙江德马工业设备有限公司 Conical roller

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06321251A (en) * 1993-05-08 1994-11-22 Tsukushi Koubou:Kk Cap for reinforcing bar
CN101066717A (en) * 2007-06-06 2007-11-07 杨泽景 Protecting sleeve for thread in petroleum steel pipe and its making process
CN103723365A (en) * 2012-10-12 2014-04-16 常州市联谊特种不锈钢管有限公司 Pipe cap
CN203255496U (en) * 2013-05-16 2013-10-30 福建鸿圣纸业有限公司 Protection foam for preventing collision of redwood furniture
CN105197402A (en) * 2014-06-26 2015-12-30 周忠明 Pipe cap
CN208994291U (en) * 2018-10-10 2019-06-18 苏州天裕塑胶有限公司 It is a kind of to stack stable plug
CN209535917U (en) * 2019-01-07 2019-10-25 常州市金坛华硕实业有限公司 A kind of novel steel tube protective case

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Address after: 313000 No.150 Shuangshan Road, Fuxi street, Deqing County, Huzhou City, Zhejiang Province

Patentee after: Deqing Hengsheng Intelligent Equipment Co.,Ltd.

Address before: 313000 No.150 Shuangshan Road, Fuxi street, Deqing County, Huzhou City, Zhejiang Province

Patentee before: DEQING HENGSHENG PIPE FITTINGS Co.,Ltd.