CN211693920U

CN211693920U - Oil pipe connecting structure

Info

Publication number: CN211693920U
Application number: CN201922272477.6U
Authority: CN
Inventors: 高杨; 白延超
Original assignee: Handan Xinxing Power Generation Co ltd
Current assignee: Handan Xinxing Power Generation Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-16
Anticipated expiration: 2029-12-17

Abstract

The utility model provides an oil pipe connecting structure, belonging to the technical field of oil pipe connection, comprising a steel pipe joint, a rubber pipe, a first clamp and a second clamp, wherein the outer wall of the steel pipe joint is provided with a ring groove; one end of the rubber tube is sleeved with the steel tube joint and wraps the annular groove; the first clamp is of a semicircular structure and is provided with a first clamping groove, and the second clamp is of a semicircular structure and is provided with a second clamping groove and is detachably connected with the first clamp; the second clamping groove is matched with the first clamping groove to clamp the rubber pipe at the annular groove; the utility model discloses a first anchor clamps and second anchor clamps are fixed the rubber tube on the steel pipe joint, and are easy and simple to handle, and because the tank bottom diameter of ring channel is less than the diameter of steel pipe joint, consequently, first anchor clamps and second anchor clamps are in ring channel department to the tight back of rubber tube clamp, can strengthen being connected between rubber tube and the steel pipe joint to reduce the condition that rubber tube and steel pipe joint separated, be convenient for fix the rubber tube on the steel pipe joint.

Description

Oil pipe connecting structure

Technical Field

The utility model belongs to the technical field of oil pipe connects, more specifically says, relates to an oil pipe connection structure.

Background

The steam turbine needs to be lubricated, cooled and maintained in pressure by taking steam turbine oil as a medium during operation, when a newly-put-into-operation steam turbine is refueled or the steam turbine oil is replaced by overhaul, a common rubber pipe is connected with a steel pipe interface of an oil filter, and the oil filter is used for power refueling or oil drainage operation; in addition, when the oil filter needs to be connected for strengthening oil filtration during normal operation, the oil is filtered in a way of connecting the rubber pipe with the steel pipe interface of the oil filter; at present, after a rubber hose is sleeved on a steel pipe connector of an oil filter, an iron wire is wound at the joint of the rubber hose and the steel pipe connector of the oil filter, and the rubber hose is fixed on the steel pipe connector of the oil filter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil pipe connection structure aims at solving the inconvenient fixed technical problem of rubber tube and oil filter steel pipe interface.

In order to achieve the above object, the utility model adopts the following technical scheme: the oil pipe connecting structure comprises a steel pipe joint, a rubber pipe, a first clamp and a second clamp, wherein an annular groove is formed in the outer wall of the steel pipe joint; one end of the rubber tube is sleeved with the steel tube joint and wraps the annular groove; the first clamp is of a semicircular structure and is provided with a first clamping groove, and the second clamp is of a semicircular structure and is provided with a second clamping groove and is detachably connected with the first clamp; the second clamping groove is matched with the first clamping groove to clamp the rubber pipe at the annular groove.

As another embodiment of this application, the top of first anchor clamps and the top of second anchor clamps all are provided with a plurality of arcs, and are a plurality of the arc forms the toper pipe, and the less end of toper pipe is used for inserting first centre gripping groove with in the second centre gripping groove, the great end of toper pipe be used for with the upper surface butt of ring channel.

As another embodiment of the application, the first clamp and the second clamp are both provided with clamping mechanisms for clamping the arc-shaped plate.

As another embodiment of the present application, the first clamp and the second clamp are both provided with a sliding groove, the clamping mechanism includes a clamping block slidably connected to the sliding groove and an elastic element disposed in the sliding groove, one end of the elastic element is fixedly connected to the clamping block, and the other end of the elastic element is fixedly connected to the sliding groove; the clamping block is used for clamping the arc-shaped plate.

As another embodiment of this application, the inslot that slides is fixed and is provided with the guide post, the guiding hole has been seted up on the grip block, the grip block pass through the guiding hole with guide post sliding connection.

As another embodiment of the application, a plurality of connecting mechanisms are arranged between the arc-shaped plates and used for connecting the arc-shaped plates.

As another embodiment of this application, coupling mechanism is including fixing connecting block on the arc and articulate adjacent articulated ring on the arc, offer on the connecting block and be used for the joint groove of articulated ring.

As another embodiment of this application, the joint inslot is provided with the spring leaf, the spring leaf is used for the joint articulated ring.

As another embodiment of the application, the upper surface of the annular groove is provided with a transition surface, and the top of the arc-shaped plate is fixedly provided with a transition plate.

As another embodiment of the present application, the first fixture is provided with a positioning groove, and the second fixture is fixedly provided with a positioning block inserted into the positioning groove.

The utility model provides a pair of oil pipe connection structure's beneficial effect lies in: compared with the prior art, the oil pipe connecting structure of the utility model has the advantages that through the matching of the steel pipe joint, the rubber pipe, the first clamp and the second clamp, after the rubber pipe is sleeved on the steel pipe joint, the first clamp and the second clamp are placed at the annular groove and are fixed, so that the first clamping groove and the second clamping groove are matched to clamp the rubber pipe on the annular groove; the rubber tube on the steel tube joint is fixed through the first clamp and the second clamp, the operation is simple and convenient, and the diameter of the groove bottom of the annular groove is smaller than that of the steel tube joint, so that the connection between the rubber tube and the steel tube joint can be enhanced after the rubber tube is clamped by the first clamp and the second clamp at the annular groove; when the rubber tube moves away from the steel tube joint in the axis direction, the rubber tube can drive the first clamp and the second clamp to move; when the first clamp and the second clamp move to the upper surface of the annular groove, the upper surface of the annular groove can block the movement of the first clamp and the second clamp, so that the separation of the rubber pipe and the steel pipe joint is reduced, and the rubber pipe is convenient to fix on the steel pipe joint.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an oil pipe connection structure according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of an oil pipe connection structure according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of a positioning block portion of an oil pipe connection structure according to an embodiment of the present invention;

fig. 5 is an enlarged view of a portion B in fig. 4.

In the figure: 1. a steel pipe joint; 11. an annular groove; 111. a transition surface; 2. a hose; 3. a first clamp; 31. a first clamping groove; 32. a transition groove; 33. a sliding groove; 34. positioning a groove; 4. a second clamp; 41. a second clamping groove; 42. positioning blocks; 5. an arc-shaped plate; 51. a transition plate; 6. a clamping mechanism; 61. a clamping block; 62. an abutment spring; 63. a guide post; 7. a connecting mechanism; 71. connecting blocks; 711. a clamping groove; 712. a spring plate; 72. a hinge ring.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 5, an oil pipe connection structure according to the present invention will now be described. An oil pipe connecting structure comprises a steel pipe joint 1, a rubber pipe 2, a first clamp 3 and a second clamp 4, wherein an annular groove 11 is formed in the outer wall of the steel pipe joint 1; one end of the rubber tube 2 is sleeved with the steel tube joint 1 and wraps the annular groove 11; the first clamp 3 is of a semicircular structure and is provided with a first clamping groove 31, and the second clamp 4 is of a semicircular structure and is provided with a second clamping groove 41 and is detachably connected with the first clamp 3; the second clamping groove 41 cooperates with the first clamping groove 31 to clamp the hose 2 at the ring groove 11.

Compared with the prior art, the utility model provides an oil pipe connecting structure, the utility model discloses an oil pipe connecting structure through the cooperation of steel pipe joint 1, rubber tube 2, first anchor clamps 3 and second anchor clamps 4, after rubber tube 2 cup joints on steel pipe joint 1, place first anchor clamps 3 and second anchor clamps 4 in ring channel 11 department, and fix first anchor clamps 3 and second anchor clamps 4, make first centre gripping groove 31 and second centre gripping groove 41 cooperate, press the rubber tube 2 on the ring channel 11; the rubber tube 2 on the steel tube joint 1 is fixed through the first clamp 3 and the second clamp 4, the operation is simple and convenient, and the diameter of the bottom of the annular groove 11 is smaller than that of the steel tube joint 1, so that the connection between the rubber tube 2 and the steel tube joint 1 can be enhanced after the rubber tube 2 is clamped by the first clamp 3 and the second clamp 4 at the annular groove 11; when the rubber tube 2 moves away from the steel tube joint 1 in the axis direction, the rubber tube 2 can drive the first clamp 3 and the second clamp 4 to move; when the first clamp 3 and the second clamp 4 move to the upper surface of the annular groove 11, the upper surface of the annular groove 11 can block the movement of the first clamp 3 and the second clamp 4, so that the separation of the rubber pipe 2 and the steel pipe joint 1 is reduced, and the rubber pipe 2 is conveniently fixed on the steel pipe joint 1.

As a specific embodiment of the oil pipe connection structure provided by the present invention, please refer to fig. 1 to 5, the top of the first clamp 3 and the top of the second clamp 4 are both provided with a plurality of arc plates 5, the plurality of arc plates 5 form a tapered tube, the smaller end of the tapered tube is used for being inserted into the first clamping groove 31 and the second clamping groove 41, and the larger end of the tapered tube is used for abutting against the upper surface of the annular groove 11; the top of the first clamping groove 31 and the top of the second clamping groove 41 are both provided with transition grooves 32, and the transition grooves 32 are used for inserting the smaller ends of the conical pipes; after the installation of the arc plates 5 is finished, the arc plates 5 form a conical pipe, the smaller end of the conical pipe is inserted into the transition groove 32, the conical pipe clamps the rubber pipe 2 on the annular groove 11 under the action of the transition groove 32, the larger end of the conical pipe is abutted to the upper surface of the annular groove 11, so that when the rubber pipe 2 is separated from the steel pipe joint 1 along the axis direction, the larger end of the conical pipe is abutted to the upper surface of the annular groove 11, and the outer wall of the conical pipe is an inclined plane, the movement of the first clamp 3 and the second clamp 4 on the conical pipe can be reduced, the movement of the rubber pipe 2 can be reduced, the condition that the rubber pipe 2 is separated from the steel pipe joint 1 is reduced, and the rubber pipe 2 is convenient to be fixed on the steel pipe.

As a specific implementation manner of the embodiment of the utility model, please refer to fig. 1 to 5, all be provided with the fixture 6 that is used for pressing from both sides tight arc 5 on first anchor clamps 3 and the second anchor clamps 4, fixture 6 can carry out the centre gripping to arc 5, thereby be convenient for rubber tube 2 on the 5 centre gripping ring channels 11 of arc, the upper surface and first anchor clamps 3 and the second anchor clamps 4 of ring channels 11 are connected to arc 5, be convenient for reduce the slip of rubber tube 2 on 1 axis direction of steel pipe joint, thereby be convenient for fix rubber tube 2 on steel pipe joint 1.

As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 5, the first clamp 3 and the second clamp 4 are both provided with a sliding groove 33, the clamping mechanism 6 includes a clamping block 61 slidably connected to the sliding groove 33 and an elastic element disposed in the sliding groove 33, one end of the elastic element is fixedly connected to the clamping block 61, and the other end is fixedly connected to the sliding groove 33; the clamping block 61 is used for clamping the arc-shaped plate 5; the sliding grooves 33 correspond to the arc-shaped plates 5 one by one, and the sliding grooves 33 face the center of the steel pipe joint 1; the elastic element comprises an abutting spring 62, one end of the abutting spring 62 is fixedly connected with the clamping block 61, and the other end of the abutting spring 62 is fixedly connected with the sliding groove 33; the clamping block 61 is abutted with the arc-shaped plate 5 under the action of the abutting spring 62, so that the arc-shaped plate 5 is clamped; the arc-shaped plate 5 clamps the rubber tube 2 on the ring-shaped groove 11 under the action of the clamping block 61, and the rubber tube 2 can be further fixed on the steel tube joint 1.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, a guide post 63 is fixedly disposed in the sliding groove 33, a guide hole is disposed on the clamping block 61, the clamping block 61 is slidably connected to the guide post 63 through the guide hole, and the abutting spring 62 is sleeved with the guide post 63; the guide post 63 can guide the sliding direction of the clamping block 61, so that the clamping block 61 can slide under the action of the abutting spring 62 conveniently, the arc-shaped plate 5 can be clamped conveniently by the clamping block 61, and the rubber tube 2 can be fixed on the steel tube joint 1 conveniently.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, a connection mechanism 7 is disposed between the plurality of arc plates 5, and the connection mechanism 7 is used for connecting the plurality of arc plates 5; the connecting mechanism 7 is used for connecting the plurality of arc-shaped plates 5, so that the plurality of arc-shaped plates 5 can be fixed, the plurality of arc-shaped plates 5 form a conical pipe, the upper surface of the annular groove 11 and the first clamp 3 and the second clamp 4 are connected conveniently, the movement of the rubber pipe 2 along the axis direction is reduced, and the rubber pipe 2 is fixed on the steel pipe joint 1 conveniently.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, the connection mechanism 7 includes a connection block 71 fixed on the arc-shaped plate 5 and a hinge ring 72 hinged on the adjacent arc-shaped plate 5, a clamping groove 711 for clamping the hinge ring 72 is disposed on the connection block 71; the hinged ring 72 is connected with the clamping groove 711 in the connecting block 71 in a clamping mode after rotating, so that the position between two adjacent arc plates 5 is convenient to fix, the arc plates 5 are convenient to connect the upper surfaces of the first clamp 3 and the second clamp 4 and the annular groove 11, the movement of the first clamp 3 and the second clamp 4 is convenient to reduce, the sliding of the rubber tube 2 can be reduced, and the rubber tube 2 is convenient to fix on the steel tube connector 1.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, a spring plate 712 is disposed in the latch groove 711, and the spring plate 712 is used for latching the hinge ring 72; spring leaf 712 is the curved structure, and the both ends of spring leaf 712 all with one side fixed connection of joint groove 711, the bulge and the opposite side butt of joint groove 711 of spring leaf 712, articulated ring 72 rotate the back, articulated ring 72 enters into in the joint groove 711 from the butt of spring leaf 712 with joint groove 711 to be convenient for articulated ring 72 and connecting block 71 joint, can strengthen being connected between the adjacent arc 5, be convenient for fix rubber tube 2 on steel pipe joint 1.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, the upper surface of the annular groove 11 is provided with a transition surface 111, and the top of the arc plate 5 is fixedly provided with a transition plate 51; the arc-shaped plate 5 is matched with the transition surface 111 through the transition plate 51, so that the abrasion of the arc-shaped plate 5 on the upper surface of the annular groove 11 to the rubber pipe 2 is reduced, and the rubber pipe 2 is convenient to use.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, a positioning groove 34 is formed on the first fixture 3, and a positioning block 42 inserted into the positioning groove 34 is fixedly disposed on the second fixture 4; the second clamp 4 is inserted into the positioning groove 34 on the first clamp 3 through the positioning block 42, so that the connecting position of the first clamp 3 and the second clamp 4 can be positioned; the first clamp 3 and the second clamp 4 are connected or clamped by bolts, and the embodiment takes the bolt connection as an example; threaded holes are formed in the first clamp 3, through holes aligned with the threaded holes are formed in the second clamp 4, after the positioning block 42 is connected with the positioning groove 34 in an inserting mode, the through holes in the second clamp 4 are coaxial with the threaded holes in the first clamp 3, and a bolt penetrates through the through holes of the second clamp 4 and then is in threaded fit with the threaded holes of the first clamp 3, so that the first clamp 3 and the second clamp 4 are fixed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An oil pipe connection structure, comprising:

the outer wall of the steel pipe joint (1) is provided with an annular groove (11);

one end of the rubber tube (2) is sleeved with the steel tube joint (1) and wraps the annular groove (11);

the first clamp (3) is of a semicircular structure and is provided with a first clamping groove (31); and

the second clamp (4) is of a semicircular structure, is provided with a second clamping groove (41), and is detachably connected with the first clamp (3); the second clamping groove (41) is matched with the first clamping groove (31) to clamp the rubber pipe (2) at the annular groove (11).

2. An oil pipe connecting structure according to claim 1, wherein the top of the first clamp (3) and the top of the second clamp (4) are provided with a plurality of arc plates (5), the plurality of arc plates (5) form a conical pipe, the smaller end of the conical pipe is used for being inserted into the first clamping groove (31) and the second clamping groove (41), and the larger end of the conical pipe is used for being abutted against the upper surface of the annular groove (11).

3. Oil pipe connection according to claim 2, characterized in that the first clamp (3) and the second clamp (4) are each provided with a clamping mechanism (6) for clamping the curved plate (5).

4. The oil pipe connecting structure according to claim 3, wherein the first clamp (3) and the second clamp (4) are both provided with a sliding groove (33), the clamping mechanism (6) comprises a clamping block (61) slidably connected with the sliding groove (33) and an elastic element arranged in the sliding groove (33), one end of the elastic element is fixedly connected with the clamping block (61), and the other end of the elastic element is fixedly connected with the sliding groove (33); the clamping block (61) is used for clamping the arc-shaped plate (5).

5. The oil pipe connecting structure according to claim 4, wherein a guide post (63) is fixedly arranged in the sliding groove (33), a guide hole is formed in the clamping block (61), and the clamping block (61) is slidably connected with the guide post (63) through the guide hole.

6. Oil pipe connection according to claim 2, characterized in that a connecting mechanism (7) is arranged between a plurality of said arc-shaped plates (5), said connecting mechanism (7) being used for connecting a plurality of said arc-shaped plates (5).

7. The oil pipe connecting structure according to claim 6, wherein the connecting mechanism (7) comprises a connecting block (71) fixed on the arc-shaped plate (5) and a hinge ring (72) hinged on the adjacent arc-shaped plate (5), and a clamping groove (711) for clamping the hinge ring (72) is formed in the connecting block (71).

8. The oil pipe connecting structure according to claim 7, wherein a spring plate (712) is disposed in the snap groove (711), and the spring plate (712) is used for snapping the hinge ring (72).

9. The oil pipe connecting structure according to claim 8, wherein the annular groove (11) is provided with a transition surface (111) on the upper surface, and the transition plate (51) is fixedly arranged on the top of the arc-shaped plate (5).

10. The oil pipe connection structure according to claim 1, wherein the first clamp (3) is provided with a positioning groove (34), and the second clamp (4) is fixedly provided with a positioning block (42) inserted into the positioning groove (34).