CN209484112U

CN209484112U - A kind of center-rotary joint

Info

Publication number: CN209484112U
Application number: CN201822271258.1U
Authority: CN
Inventors: 王宏军; 郭建; 王尧
Original assignee: TIELING CITY MACHINERY RUBBER SEALED PIECE PLANT
Current assignee: TIELING CITY MACHINERY RUBBER SEALED PIECE PLANT
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-10-11
Anticipated expiration: 2028-12-28

Abstract

The utility model discloses a kind of center-rotary joints, including plug and the first gland, the side of the plug is connected with the first gland, first gland is connected with pillar far from the side of plug, the inside of the pillar is opened there are two drainage trough, and drainage trough runs through the first gland and plug, and two sides are symmetrically provided with the second groove among the outer wall of the pillar, and drainage trough and the second groove are interconnected, the outer wall of the pillar is provided with multiple second card slots.The center-rotary joint, pass through the cooperation of the second groove and the sleeve that can be rotated of annular, fuel feeding can be endlessly carried out for the oil-using units of rotation, it avoids that petroleum pipeline is made mutually to wind the effect tightened and influence fuel feeding when equipment rotates, the damage of oil supply pipe is also avoided simultaneously, and can also be avoided the occurrence of when equipment rotates can not continuous oil supply the case where, while sealing snare being installed in the inner wall of sleeve again, solves the problems, such as that staff's tooling is difficult.

Description

A kind of center-rotary joint

Technical field

The utility model relates to joint technique field, specially a kind of center-rotary joint.

Background technique

Swivel joint can be divided into according to purposes: single loop swivel joint, double loop rotary joint, and circuit rotary joint can be according to Operative scenario selects mode of connection, and transmission medium entrance can enter according to working condition unrestricted choice side or rear end, sealing surface And sealing ring be special material made by, it is wear-resistant, the service life is long, it is corrosion-resistant, do not leak, existing swivel joint, need by Can Lay snare on the outer wall of axis body then shell is installed again, not only staff installation can Lai Quan and its difficulty, The damage that will also result in sealing simultaneously, causes unnecessary loss, and also result in and the case where oil leak occur, while in work Make personnel assembly and replacement sealing ring when and its it is time-consuming and laborious, it has not been convenient to the use of staff.

Utility model content

The purpose of this utility model is to provide a kind of center-rotary joints, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of center-rotary joint, including plug and First gland, the side of the plug are connected with the first gland, and first gland is connected with pillar far from the side of plug, institute The inside for stating pillar is opened there are two drainage trough, and drainage trough runs through the first gland and plug, two sides among the outer wall of the pillar It is symmetrically provided with the second groove, and drainage trough and the second groove are interconnected, the outer wall of the pillar is provided with multiple second card slots, institute The equal movable sleeve in inside for stating the second card slot is connected to sealing ring, and the outer wall movable sleeve of the pillar is connected to sleeve, the sleeve it is interior Wall is provided with multiple first card slots, and sealing ring is connected with the clamping of the first card slot, and the sleeve is connected with the clamping of the first gland, described Two sides are connected with conduit up and down for the outer wall of sleeve, and the sleeve is equipped with the second gland far from the side of the first gland, and described the The inside of two glands is provided with the first groove, and sleeve is connected with the clamping of the first groove, and second gland fits with pillar, institute The internal whorl for stating the second gland is connected with bolt, and the second gland of bolt-through is connected with branch male screw, and the one of the plug Side is provided with opening, and drainage trough and opening are interconnected.

Preferably, first gland is connected with multiple first hairbrush, and the first hairbrush and sleeve far from the side of plug It is in contact, second gland is connected with multiple second hairbrush close to the side of pillar, and the second hairbrush is in contact with sleeve.

Compared with prior art, the utility model has the beneficial effects that the center-rotary joint, recessed by the second of annular The cooperation of slot and the sleeve that can be rotated can endlessly carry out fuel feeding for the oil-using units of rotation, avoid turning in equipment So that petroleum pipeline is mutually wound the effect tightened and influence fuel feeding when dynamic, while also avoiding the damage of oil supply pipe, and also can Avoided the occurrence of in equipment rotation can not continuous oil supply the case where, while sealing snare being installed in the inner wall of sleeve again, Glais ring is covered on pillar the mode of installation sleeve again instead of traditional, solves the problems, such as that staff's tooling is difficult, It also avoids causing bad seals to lead to the case where oil leak occur when staff's assembly simultaneously, passes through matching for gland and bolt It closes, staff can be facilitated easily easily connector to be assembled and replaced the operation of sealing ring, facilitate staff Use.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is plug in the utility model Fig. 1, drainage trough and opening left view attachment structure schematic diagram.

In figure: 1, plug, the 2, first gland, 3, pillar, 4, sleeve, the 5, first groove, the 6, second gland, 7, bolt, 8, Conduit, the 9, second groove, the 10, first card slot, 11, sealing ring, the 12, second card slot, 13, drainage trough, 14, opening, 15, first maos Brush, the 16, second hairbrush.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of center-rotary joint, including plug 1 and One gland 2, the side of plug 1 are connected with the first gland 2, and plug 1 is for connecting oil-servicing facilities, and the first gland 2 is far from plug 1 Side is connected with pillar 3, and plug 1, the first gland 2 and pillar 3 are an integral molding structure, considerably increase equipment intensity and avoid damaging Bad, the inside of pillar 3 is opened there are two drainage trough 13, and drainage trough 13 runs through the first gland 2 and plug 1, and oil-servicing facilities can lead to It crosses drainage trough 13 and conveys oil, two sides are symmetrically provided with the second groove 9, and drainage trough 13 and 9 phase of the second groove among the outer wall of pillar 3 Intercommunicated, the second groove 9 is the annular groove opened on the outer wall of pillar 3, and the outer wall of pillar 3 is opened there are six the second card slot 12, The equal movable sleeve in inside of second card slot 12 is connected to sealing ring 11, and the outer wall movable sleeve of pillar 3 is connected to sleeve 4, and the inner wall of sleeve 4 is opened There are six the first card slots 10, and sealing ring 11 is connected with the clamping of the first card slot 10, by 11 sets of sealing ring in the first card slot 10 Portion by 4 sets of sleeve on the outer wall of pillar 3, so that the inner wall of sealing ring 11 be made to be stuck in the second card slot 12, so as to will Two the second annular grooves 9 are blocked, and oil is filled in the second groove 9 of entire annular along drainage trough 13, sleeve 4 and first The clamping of gland 2 is connected, and sleeve 4 is stuck in the groove of 2 inner right side of the first gland, and sleeve 4 can carry out on the outer wall of pillar 3 Rotation, two sides are connected with conduit 8 to the outer wall of sleeve 4 up and down, and conduit 8 is for connecting oil-using units, thus in equipment by leading When pipe 8 is rotated with moving sleeve 4, the oil inside the second annular groove 9 can be endlessly transported to along conduit 8 to be set with oil In standby, sleeve 4 is equipped with the second gland 6 far from the side of the first gland 2, and the inside of the second gland 6 is provided with the first groove 5, and covers Cylinder 4 is connected with the clamping of the first groove 5, and the second gland 6 fits with pillar 3, and the internal whorl of the second gland 6 is connected with bolt 7, And bolt 7 is connected through the second gland 6 with 3 screw thread of pillar, after the second gland 6 is buckled in the right side of sleeve 4, passes through 7 energy of bolt Enough tighten the second gland 6 is fixed, and the side of the plug 1 is provided with opening 14, and drainage trough 13 and opening 14 phases interconnection Logical, oil-servicing facilities can be attached in the inside of opening 14 with drainage trough 13, and the first side of the gland 2 far from plug 1 is affixed There are multiple first hairbrush 15, and the first hairbrush 15 is in contact with sleeve 4,2 right side circumference of the first gland is connected with multiple first maos Brush 15, the second gland 6 is connected with multiple second hairbrush 16 close to the side of pillar 3, and the second hairbrush 16 is in contact with sleeve 4, Second gland, 6 left circumference is connected with multiple second hairbrush 16, can be simultaneously by the first hairbrush 15 and second mao when sleeve 4 rotates Brush 16, which swipes, to be cleared up, thus between avoiding the impurity such as sand and dust from entering between sleeve 4 and the first gland 2 and the second gland 6 In gap, the rotation of sleeve 4 is influenced.

In the implementation case, in use, plug 1 is connected oil-servicing facilities, the oil outlet of oil-servicing facilities is made to be inserted into opening In 14, and it is connected with drainage trough 13, then sealing ring 11 is stuck in the first card slot of annular 10 on 4 inner wall of sleeve, then By 4 sets of sleeve on the outer wall of pillar 3, to make sealing ring 11 be stuck in the second card slot 12 of the annular on 3 outer wall of pillar, together When make to be stuck on the left of sleeve 4 in the groove of first gland, 2 inner right side, by the second gland 6 drive the first groove 5 be buckled in sleeve 4 Outer wall on the right side of, and bolt 7 is passed through into the second gland 6 and is tightened on pillar 3 and is fixed, conduit 8 is finally connected into churning driven The oil-using units such as machine, oil-servicing facilities will have to be respectively delivered in two the second annular grooves 9 by drainage trough 13, and oil is by two The second groove 9 filling of annular is full, while being got lodged in the second annular groove 9 by sealing ring 11, and oil-using units passes through when rotating Second groove 9 of the conduit 8 with moving sleeve 4 around annular is rotated, so that oil be made endlessly to be transported to along conduit 8 Carried out in oil-using units using.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of center-rotary joint, including plug (1) and the first gland (2), the side of the plug (1) are connected with the first pressure It covers (2), it is characterised in that: first gland (2) is connected with pillar (3) far from the side of plug (1), the pillar (3) Inside is opened there are two drainage trough (13), and drainage trough (13) runs through the first gland (2) and plug (1), the outer wall of the pillar (3) Intermediate two sides are symmetrically provided with the second groove (9), and drainage trough (13) and the second groove (9) are interconnected, outside the pillar (3) Wall is provided with multiple second card slots (12), and the equal movable sleeve in inside of second card slot (12) is connected to sealing ring (11), the pillar (3) outer wall movable sleeve is connected to sleeve (4), and the inner wall of the sleeve (4) is provided with multiple first card slots (10), and sealing ring (11) It is connected with the first card slot (10) clamping, the sleeve (4) is connected with the first gland (2) clamping, above and below the outer wall of the sleeve (4) Two sides are connected with conduit (8), and the sleeve (4) is equipped with the second gland (6) far from the side of the first gland (2), and described second The inside of gland (6) is provided with the first groove (5), and sleeve (4) and the first groove (5) clamping are connected, second gland (6) and Pillar (3) fits, and the internal whorl of second gland (6) is connected with bolt (7), and bolt (7) runs through the second gland (6) It is connected with pillar (3) screw thread, the side of the plug (1) is provided with opening (14), and drainage trough (13) is mutually interconnected with opening (14) It is logical.

2. a kind of center-rotary joint according to claim 1, it is characterised in that: first gland (2) is far from plug (1) side is connected with multiple first hairbrush (15), and the first hairbrush (15) is in contact with sleeve (4), second gland (6) Side close to pillar (3) is connected with multiple second hairbrush (16), and the second hairbrush (16) is in contact with sleeve (4).