CN213839969U

CN213839969U - High-pressure oil pipe quick joint

Info

Publication number: CN213839969U
Application number: CN202022092600.9U
Authority: CN
Inventors: 王忠海
Original assignee: Xinshao Xiangzhong Rubber Hose Products Co ltd
Current assignee: Xinshao Xiangzhong Rubber Hose Products Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-07-30
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a high-pressure oil pipe quick joint, in particular to the technical field of pipe joints, which comprises a joint body and oil pipes, wherein slots for accommodating the oil pipes are arranged at both ends of the joint body, and sealing mechanisms are arranged at both ends of the joint body; the sealing mechanism comprises a sleeve, a sliding groove for accommodating the sleeve to slide horizontally is formed in the connector body, hydraulic oil is filled in the sliding groove, a piston is fixedly connected to the part, located in the sliding groove, of the sleeve, and an extrusion groove communicated with the sliding groove is formed in the upper portion of the insertion groove. The utility model discloses a be equipped with sealing mechanism, the pullover can further exert the extrusion force to hydraulic oil through the thread groove, makes the oil pipe inner wall paste closely with the slot, has guaranteed the tightness that oil pipe connects, and when pullover and thread groove take place to separate, the spring can release the pressure that self received to promote the piston and recover, make the staff can be easily dismantle oil pipe, dismouting oil pipe is swiftly convenient.

Description

High-pressure oil pipe quick joint

Technical Field

The utility model relates to a coupling technical field, more specifically say, the utility model relates to a high pressure fuel pipe quick-operation joint.

Background

The high-pressure oil pipe is a component of a high-pressure oil circuit, the oil pipe is required to bear certain oil pressure and have certain fatigue strength, and the sealing requirement of a pipeline is ensured.

When the existing high-pressure oil pipe is connected, the used joint is fixed through nuts, when the oil pipe is installed, the four fixing nuts are required to be completely removed, the oil pipe can be disassembled and assembled, the operation is complex, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a high pressure fuel pipe quick-operation joint, the utility model aims to solve the technical problem that: how to realize the quick assembly disassembly of oil pipe.

In order to achieve the above object, the utility model provides a following technical scheme: a high-pressure oil pipe quick connector comprises a connector body and oil pipes, wherein slots for accommodating the oil pipes are formed in two ends of the connector body, and sealing mechanisms are arranged at two ends of the connector body;

the sealing mechanism comprises a sleeve, a sliding groove for accommodating the sleeve to horizontally slide is formed in the joint body, hydraulic oil is filled in the sliding groove, a piston is fixedly connected to the part, located in the sliding groove, of the sleeve, an extrusion groove communicated with the sliding groove is formed above the insertion groove, an elastic layer is arranged between the extrusion groove and the insertion groove at intervals, a screw groove is formed in the part, corresponding to the sliding groove, of the outer side of the joint body, a sleeve head in threaded fit connection with the screw groove is arranged at one end, away from the piston, of the sleeve;

the inside spring that is provided with of spout, spring one end and piston connection, the other end and this body coupling of joint.

In a preferred embodiment, the joint body is provided with a slot for accommodating an elastic layer, and the elastic layer is made of a silicone material.

In a preferred embodiment, the slot is provided with a sealing groove vertically corresponding to the elastic layer, and the number of the sealing groove is consistent with that of the elastic layer.

In a preferred embodiment, the cross-sectional shape of the sealing groove is a semicircular arc.

In a preferred embodiment, the joint body is made of stainless steel material, and a protective layer is sprayed on the surface of the joint body and is provided as polyurethane paint.

In a preferred embodiment, the capacity of the pressing groove is half of that of the sliding groove.

In a preferred embodiment, the sleeve and the sleeve head are connected through a bearing, and both the sleeve and the sleeve head are made of stainless steel materials.

The implementation mode is specifically as follows: when the oil pipe is used, the oil pipe is inserted into the slot on the joint body, the oil pipe is connected with the joint body in a primary positioning mode, the sleeve is pushed, the piston is pushed to slide into the sliding groove, hydraulic oil is pushed into the extrusion groove when the piston slides, then the sleeve head is rotated, the sleeve head further applies extrusion force to the hydraulic oil through the spiral groove, when the pressure borne by the hydraulic oil reaches a threshold value, the hydraulic oil extrudes the elastic layer, the elastic layer deforms and extrudes the oil pipe wall in the slot, so that the inner wall of the oil pipe is tightly attached to the slot, the tightness of connection of the oil pipe is guaranteed, oil leakage is avoided, the installation is simple, when the oil pipe needs to be disassembled, a user can reversely rotate the sleeve head, when the sleeve head is separated from the spiral groove, the spring releases the pressure borne by the spring, the piston is pushed to recover, and the pressure in the extrusion groove is reduced when the piston recovers, make the staff can be easy dismantle oil pipe, the utility model has the characteristics of connect and dismantle save time, laborsaving and manual dismouting rapid swift.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a through being equipped with sealing mechanism, the pullover can further exert the extrusion force to hydraulic oil through the spiral groove, when the pressure that bears of hydraulic oil reaches the threshold value, the elastic layer can take place deformation, and extrude the oil pipe wall in the slot, make the oil pipe inner wall closely paste with the slot, guaranteed the tightness that oil pipe connects, avoid oil leakage, the installation is simple, when needing to dismantle oil pipe, the user can reverse rotation pullover, when pullover and spiral groove take place to separate, the spring can release the pressure that self received, thereby promote the piston to recover, make the staff can dismantle oil pipe easily, compare with prior art, the utility model relates to a rationally, dismouting oil pipe is swift convenient, need not dismantle the screw, does not have scattered part, makes things convenient for the maintenance or the change of oil pipe joint, saves time, the cost is reduced;

2. the utility model discloses a be equipped with the seal groove, utilize the seal groove of seting up in the slot, thereby make oil pipe self can take place deformation and coincide with the seal groove under the elastic layer extrusion, not only increase the area of contact of oil pipe and slot, still can further promote sealing performance, utilize the protective layer of spraying on connecting the body to improve and connect the body, water-fast wear-resisting, corrosion resistance.

Drawings

Fig. 1 is a perspective view of the overall structure of the present invention.

Fig. 2 is a cross-sectional view of the overall structure of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 4 is a perspective view of the overall structure of the present invention.

The reference signs are: 1. a connector body; 2. an oil pipe; 3. a slot; 4. a sleeve; 5. a chute; 6. hydraulic oil; 7. a piston; 8. extruding a groove; 9. an elastic layer; 10. a screw groove; 11. sleeving heads; 12. a spring; 13. a sealing groove; 14. and a protective layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a high-pressure oil pipe quick joint, which comprises a joint body 1 and an oil pipe 2, wherein slots 3 for accommodating the oil pipe 2 are respectively arranged at two ends of the joint body 1, and sealing mechanisms are respectively arranged at two ends of the joint body 1;

the sealing mechanism comprises a sleeve 4, a sliding groove 5 for accommodating the sleeve 4 to slide horizontally is formed in the connector body 1, hydraulic oil 6 is filled in the sliding groove 5, a piston 7 is fixedly connected to the part, located on the sliding groove 5, of the sleeve 4, an extrusion groove 8 communicated with the sliding groove 5 is formed above the insertion groove 3, an elastic layer 9 is arranged between the extrusion groove 8 and the insertion groove 3 at intervals, a thread groove 10 is formed in the outer side of the connector body 1, corresponding to the sliding groove 5, and a sleeve head 11 in threaded fit connection with the thread groove 10 is arranged at one end, far away from the piston 7, of the sleeve 4;

a spring 12 is arranged in the sliding groove 5, one end of the spring 12 is connected with the piston 7, and the other end of the spring 12 is connected with the joint body 1.

Set up the fluting that holds elastic layer 9 on the joint body 1, elastic layer 9 is made by the silica gel material, seal groove 13 cross sectional shape sets up to the semicircle arcuation, the capacity of extrusion groove 8 is half of spout 5, connect through the bearing between sleeve pipe 4 and the pullover 11, sleeve pipe 4 and pullover 11 are made by stainless steel material.

As shown in fig. 1 to 4, the embodiment specifically is: when the oil pipe connector is used, the oil pipe 2 is inserted into the slot 3 on the connector body 1, the oil pipe 2 and the connector body 1 are connected in a primary positioning mode, the sleeve 4 is pushed, the sleeve 4 can push the piston 7 to slide into the sliding groove 5, the hydraulic oil 6 can be pushed into the extrusion groove 8 when the piston 7 slides, the sleeve head 11 is rotated, the sleeve head 11 can further apply extrusion force on the hydraulic oil 6 through the spiral groove 10, when the bearing pressure of the hydraulic oil 6 reaches a threshold value, the hydraulic oil 6 can extrude the elastic layer 9, the elastic layer 9 can deform, the wall of the oil pipe 2 in the slot 3 is extruded, the inner wall of the oil pipe 2 can be tightly attached to the slot 3, the tightness of connection of the oil pipe 2 is guaranteed, oil leakage is avoided, the installation is simple, when the oil pipe 2 needs to be detached, a user can reversely rotate the sleeve head 11, when the sleeve head 11 is separated from the spiral groove 10, the spring 12 can release the self-borne pressure, thereby promote piston 7 and recover, thereby can reduce the pressure in the extrusion groove 8 when piston 7 recovers, make the staff can be easily dismantle oil pipe 2, the utility model has the characteristics of connect and dismantle save time, laborsaving and manual dismouting are swift rapidly.

The socket 3 is provided with a sealing groove 13 vertically corresponding to the elastic layer 9, the sealing groove 13 is consistent with the elastic layer 9 in number, the joint body 1 is made of stainless steel material, the surface of the joint body 1 is coated with a protective layer 14, and the protective layer 14 is polyurethane paint.

As shown in fig. 1 and 3, the embodiment specifically includes: utilize the seal groove 13 of seting up in the slot 3, thereby make oil pipe 2 can self take place deformation coincide with seal groove 13 under the extrusion of elastic layer 9, not only increase oil pipe 2 and slot 3's area of contact, still can further promote sealing performance, utilize the protective layer 14 of spraying on connecting body 1 to improve and connect body 1, water-fast wear resistance, corrosion resistance, long service life.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, the sleeve head 11 further applies extrusion force to the hydraulic oil 6 through the spiral groove 10, when the pressure borne by the hydraulic oil 6 reaches a threshold value, the hydraulic oil 6 extrudes the elastic layer 9, the elastic layer 9 deforms and extrudes the wall of the oil pipe 2 in the slot 3, so that the inner wall of the oil pipe 2 can be tightly attached to the slot 3, when the oil pipe 2 needs to be disassembled, a user can reversely rotate the sleeve head 11, when the sleeve head 11 is separated from the spiral groove 10, the spring 12 releases the pressure borne by the spring 12, the piston 7 is pushed to recover, when the piston 7 recovers, the pressure in the extrusion groove 8 can be reduced, and a worker can easily disassemble the oil pipe 2;

referring to the attached

drawings

1 and 3 of the specification, the sealing groove 13 formed in the slot 3 is utilized to enable the oil pipe 2 to deform under the extrusion of the elastic layer 9 so as to be matched with the sealing groove 13, and the protective layer 14 sprayed on the joint body 1 is utilized to improve the water resistance, wear resistance and corrosion resistance of the joint body 1.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high pressure fuel pipe quick-operation joint, includes joint body (1) and oil pipe (2), its characterized in that: the two ends of the joint body (1) are respectively provided with a slot (3) for accommodating the oil pipe (2), and the two ends of the joint body (1) are respectively provided with a sealing mechanism;

the sealing mechanism comprises a sleeve (4), a sliding groove (5) for accommodating the sleeve (4) to slide horizontally is formed in the joint body (1), hydraulic oil (6) is filled in the sliding groove (5), a piston (7) is fixedly connected to the part, located on the sliding groove (5), of the sleeve (4), an extrusion groove (8) communicated with the sliding groove (5) is formed above the insertion groove (3), an elastic layer (9) is arranged between the extrusion groove (8) and the insertion groove (3) at intervals, a spiral groove (10) is formed in the outer side of the joint body (1) corresponding to the sliding groove (5), and a sleeve head (11) in threaded fit connection with the spiral groove (10) is arranged at one end, away from the piston (7), of the sleeve (4);

a spring (12) is arranged inside the sliding groove (5), one end of the spring (12) is connected with the piston (7), and the other end of the spring is connected with the joint body (1).

2. The quick connector for high pressure oil pipe according to claim 1, wherein: the connector is characterized in that the connector body (1) is provided with a groove for accommodating the elastic layer (9), and the elastic layer (9) is made of a silica gel material.

3. The quick connector for high pressure oil pipe according to claim 1, wherein: the slot (3) is provided with a sealing groove (13) vertically corresponding to the elastic layer (9), and the number of the sealing groove (13) is consistent with that of the elastic layer (9).

4. The quick connector for high pressure oil pipe according to claim 3, wherein: the cross section of the sealing groove (13) is in a semicircular arc shape.

5. The quick connector for high pressure oil pipe according to claim 1, wherein: the connector body (1) is made of stainless steel materials, a protective layer (14) is sprayed on the surface of the connector body (1), and the protective layer (14) is made of polyurethane paint.

6. The quick connector for high pressure oil pipe according to claim 1, wherein: the capacity of the extrusion groove (8) is half of that of the sliding groove (5).

7. The quick connector for high pressure oil pipe according to claim 1, wherein: the sleeve (4) and the sleeve head (11) are connected through a bearing, and the sleeve (4) and the sleeve head (11) are both made of stainless steel materials.