Hydraulic hose connector
By setting adhesive grooves and injection holes on the side wall of the hydraulic hose connector, and using adhesive to form a double fixing form with the fixed end, the problem of easy detachment of the hydraulic hose connector is solved, and a more stable connection is achieved.
Patent Information
- Application Number
- CN202511216244.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-28
- Publication Date
- 2025-11-04
AI Technical Summary
Existing hydraulic hose fittings are tightened to the outer wall of the hose by pressure, which can easily come loose during long-term use, leading to leakage problems.
The crimping connector has an adhesive groove inside its side wall and an injection hole on its outer wall. Adhesive is injected to bond the inner wall of the crimping connector to the outer wall of the hydraulic hose, forming a double fixing method by combining the fixed end and the fastening ring.
It improves the installation stability of hydraulic hose fittings, prevents detachment, and enhances the stability and sealing of the connection.
Smart Images
Figure CN120889969A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of hose joint, in particular to a hydraulic hose joint. BACKGROUND
[0002] The hydraulic hose is also known as hydraulic oil pipe, hydraulic rubber pipe, high-pressure rubber pipe, hydraulic pipe, steel wire high-pressure pipe, etc. It is generally divided into steel wire braided hydraulic rubber pipe and steel wire wound hydraulic rubber pipe, and mainly composed of liquid-resistant synthetic rubber inner rubber layer, middle rubber layer, multi-layer reinforcing layer, and weather-resistant synthetic rubber outer rubber layer. The hydraulic hose needs to be connected with hydraulic equipment through the hose joint during use.
[0003] At present, the existing hydraulic hose joint is mostly a buckling joint, that is, the joint is sleeved on the outer wall of the hydraulic hose, and the two are inserted into the buckling device, and then the joint is tightly pressed on the outer wall of the hydraulic hose by pressing, so that the joint and the hydraulic hose form a whole, that is, the buckling joint. The buckling joint in the above prior art only tightly presses the joint on the outer wall of the hydraulic hose by pressing. In long-term use, the single fixing form makes the joint easy to separate from one end of the hydraulic hose, thereby affecting normal use and causing leakage problems. Therefore, the present application provides a hydraulic hose joint to solve the problems in the prior art. SUMMARY
[0004] To solve the above problems, the present application provides a hydraulic hose joint. By providing an adhesive groove in the side wall of the buckling joint, and by providing an adhesive injection hole in the sunken ring groove on the outer wall of the buckling joint, which is in communication with the adhesive groove, adhesive can be injected into the adhesive groove from the adhesive injection hole, so that the adhesive adheres the inner wall of the buckling joint to the outer wall of the hydraulic hose body, thereby improving the installation stability of the buckling joint. The double fixing form of the buckling joint and the pressure fixing of the buckling joint can effectively prevent the hydraulic hose body from separating from the pipe opening to be connected.
[0005] To achieve the above purpose, the present application provides the following technical scheme:
[0006] A hydraulic hose joint, comprising a buckling joint sleeved on one end of a hydraulic hose body, an inner thread is arranged on the inner wall of one end of the buckling joint, the buckling joint is connected with a pipe opening to be connected through the inner thread, an adhesive groove is arranged in the inner wall of the side wall of the buckling joint, the adhesive groove is communicated with the outer wall of one end of the hydraulic hose body, a glue injection hole is arranged in the sunken ring groove, the glue injection hole is communicated with the adhesive groove, a rubber ring is arranged in the sunken ring groove, a first fastening ring is sleeved on the outer side of the rubber ring, the first fastening ring is connected with the outer wall of the buckling joint, a fixed end is arranged on one end of the buckling joint, a sealing ring is arranged on one end of the fixed end, the diameter of the sealing ring is matched with the diameter of the adhesive groove, a fixing bolt is arranged on the fixed end, a fixing hole matched with the fixing bolt is arranged on the inner side of the buckling joint, a second fastening ring is arranged on the outer side of the connection between the buckling joint and the fixed end, the second fastening ring is detachably connected with the outer walls of the buckling joint and the fixed end, a first arc-shaped hoop piece and a second arc-shaped hoop piece are symmetrically arranged on one end of the buckling joint away from the fixed end, and the first arc-shaped hoop piece and the second arc-shaped hoop piece are connected through a locking bolt.
[0007] Further improvement lies in that the buckling joint comprises a first joint ring sleeve and a second joint ring sleeve, one end of the first joint ring sleeve is provided with the second joint ring sleeve, the inner diameter of the first joint ring sleeve is matched with the inner diameter of the hydraulic hose body, the inner diameter of the second joint ring sleeve is matched with the outer diameter of the hydraulic hose body, and the outer diameters of the first joint ring sleeve and the second joint ring sleeve are the same.
[0008] Further improvement lies in that the adhesive groove is arranged in the inner wall of the first joint ring sleeve, one end of the adhesive groove extends to the inner wall of the second joint ring sleeve, and the other end of the adhesive groove penetrates through one end of the first joint ring sleeve.
[0009] Further improvement lies in that the outer diameters of the first arc-shaped hoop piece and the second arc-shaped hoop piece are smaller than the outer diameter of the second joint ring sleeve, one end of the first arc-shaped hoop piece and one end of the second arc-shaped hoop piece are formed in an integral structure, and one end of the second joint ring sleeve and one end of the first joint ring sleeve are formed in an integral structure.
[0010] Further improvement lies in that the fixed end comprises a first end ring body and a second end ring body, the second end ring body is arranged on one side of the first end ring body, the outer diameter of the first end ring body is matched with the outer diameter of the first joint ring sleeve, and the sealing ring and the first end ring body are arranged on the first end ring body.
[0011] Further improvement lies in that a positioning bolt is arranged on the outer wall of the second end ring body, a plurality of groups of the positioning bolts are arranged two by two, and a positioning connecting groove matched with the positioning bolt is arranged on the outer wall of the pipe opening to be connected.
[0012] Further improvement lies in that the first joint ring sleeve one end is equipped with a first positioning ring groove and a second positioning ring groove, the first positioning ring groove is located on the outside of the bonding groove penetrating the first joint ring sleeve one end, and the second positioning ring groove is located on the inside of the bonding groove penetrating the first joint ring sleeve one end.
[0013] Further improvement lies in that the first end head ring body on the outside of the plugging ring is equipped with a first positioning ring matched with the first positioning ring groove, and the first end head ring body on the inside of the plugging ring is equipped with a second positioning ring matched with the second positioning ring groove.
[0014] Further improvement lies in that the first fastening ring inner wall is equipped with a first fastening inner thread, the sinking ring groove is arranged on the first joint ring sleeve outer wall, and the first joint ring sleeve outer wall on both sides of the sinking ring groove is equipped with a first fastening outer thread matched with the first fastening inner thread.
[0015] Further improvement lies in that the second fastening ring inner wall is equipped with a second fastening inner thread, and the first joint ring sleeve and the first end head ring body outer wall are both equipped with a second fastening outer thread matched with the second fastening inner thread.
[0016] The beneficial effects of the present application are that the present application is equipped with a bonding groove in the inner wall of the buckling joint, and the injection hole communicated with the bonding groove is arranged in the sinking ring groove on the outer wall of the buckling joint, the adhesive can be injected into the bonding groove from the injection hole, the adhesive can be used to bond the inner wall of the buckling joint and the outer wall of the hydraulic hose body, the installation stability of the buckling joint is improved, the buckling joint and the pressure fixed joint form a double fixed form, and the buckling joint stably installed can effectively prevent the hydraulic hose body from being separated from the pipe opening to be connected.
[0017] The present application is equipped with a fixed end on one side of the buckling joint, the installation stability of the buckling joint can be further improved by connecting the fixing bolt on the fixed end with the fixed hole on the buckling joint, the positioning bolt arranged on the fixed end of the present application can also be connected with the positioning connection groove on the outer wall of the pipe opening to be connected, so that the hydraulic hose body, the buckling joint, the fixed end and the pipe opening to be connected can form an integral whole after being connected, and the connection stability of the hydraulic hose joint is further improved. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a structure perspective view of the present application;
[0019] Figure 2 It is a structure front view of the present application;
[0020] Figure 3 It is a structure perspective view of the fixed end of the present application;
[0021] Figure 4The structural stereoscopic resolution schematic diagram of the present application.
[0022] Wherein: 1, hydraulic hose body; 2, buckling connector; 201, first connector ring sleeve; 202, second connector ring sleeve; 3, connecting internal thread; 4, bonding groove; 5, sinking ring groove; 6, glue injection hole; 7, rubber ring; 8, first fastening ring; 9, fixed end; 901, first end ring body; 902, second end ring body; 10, blocking ring; 11, fixing bolt; 12, fixing hole; 13, second fastening ring; 14, first arc clamping piece; 15, second arc clamping piece; 16, locking bolt; 17, positioning bolt; 18, pipe to be connected; 19, positioning connection groove; 20, first positioning ring groove; 21, second positioning ring groove; 22, first positioning ring; 23, second positioning ring; 24, first fastening internal thread; 25, first fastening external thread; 26, second fastening internal thread; 27, second fastening external thread. DETAILED DESCRIPTION
[0023] In order to deepen the understanding of the present application, the present application will be further described below in conjunction with examples, which are only used to explain the present application and do not constitute a limitation on the protection scope of the present application.
[0024] Example one
[0025] According to Figures 1-4 As shown in the figure, the present embodiment proposes a hydraulic hose connector, which comprises a buckling connector 2 sleeved on one end of a hydraulic hose body 1, an internal thread 3 is arranged on the inner wall of one end of the buckling connector 2, the buckling connector 2 is connected with the pipe to be connected 18 through the internal thread 3, a bonding groove 4 is arranged in the inner wall of the side wall of the buckling connector 2, the bonding groove 4 is communicated with the outer wall of one end of the hydraulic hose body 1, a glue injection hole 6 is arranged in the sinking ring groove 5, the glue injection hole 6 is communicated with the bonding groove 4, a rubber ring 7 is arranged in the sinking ring groove 5, a first fastening ring 8 is sleeved on the outer side of the rubber ring 7, the first fastening ring 8 is connected with the outer wall of the buckling connector 2, a fixed end 9 is arranged on one end of the buckling connector 2, a blocking ring 10 is arranged on one end of the fixed end 9, the diameter of the blocking ring 10 is matched with the diameter of the bonding groove 4, a fixing bolt 11 is arranged on the fixed end 9, a fixing hole 12 matched with the fixing bolt 11 is arranged on the buckling connector 2 of the inner side of the bonding groove 4, a second fastening ring 13 is arranged on the outer side of the connection between the buckling connector 2 and the fixed end 9, the second fastening ring 13 is detachably connected with the outer walls of the buckling connector 2 and the fixed end 9 respectively, a first arc clamping piece 14 and a second arc clamping piece 15 are symmetrically arranged on one end of the buckling connector 2 away from the fixed end 9, and the first arc clamping piece 14 and the second arc clamping piece 15 are connected through a locking bolt 16.
[0026] The hydraulic hose joint of the present application is assembled as follows: first, the buckle joint 2 is sleeved on one end of the hydraulic hose body 1, so that the inner part of the buckle joint 2 abuts against the end of the hydraulic hose body 1; then, the first arc-shaped clamp plate 14 and the second arc-shaped clamp plate 15 are connected by the locking bolt 16, so that the first arc-shaped clamp plate 14 and the second arc-shaped clamp plate 15 clamp the outer wall of the hydraulic hose body 1, realizing the pre-positioning of the installation of the buckle joint 2; then, a center column is inserted into the inner part of the buckle joint 2, and then the whole is put into the buckle equipment, the buckle joint 2 is pressed and fixed on the outer wall of the hydraulic hose body 1 by pressing, then the blocking ring 10 on the fixed end 9 is clamped into the bonding groove 4, so that the blocking ring 10 blocks the opening end of the bonding groove 4, then the fixed hole 12 is connected by the fixed bolt 11, so that the fixed end 9 is fixed on one end of the buckle joint 2 as a whole, then the connecting outer thread end of the connecting pipe 18 is inserted into the fixed end 9, and finally the connecting inner thread in the inner part of the buckle joint 2 is connected.
[0027] The buckle joint 2 comprises a first joint ring 201 and a second joint ring 202, one end of the first joint ring 201 is provided with the second joint ring 202, the inner diameter of the first joint ring 201 is matched with the inner diameter of the hydraulic hose body 1, the inner diameter of the second joint ring 202 is matched with the outer diameter of the hydraulic hose body 1, and the outer diameters of the first joint ring 201 and the second joint ring 202 are the same. Through the above arrangement, the buckle joint 2 can be accurately positioned and sleeved on the outer side of the hydraulic hose body 1, and the fixed end face formed between the inner parts of the first joint ring 201 and the second joint ring 202 can abut and seal the end face of one end of the hydraulic hose body 1.
[0028] The bonding groove 4 is arranged in the inner part of the sidewall of the first joint ring 201, one end of the bonding groove 4 extends to 1 / 4 of the inner part of the sidewall of the second joint ring 202, and the other end of the bonding groove 4 penetrates out of one end of the first joint ring 201. One end of the bonding groove 4 of the present application penetrates out of one end of the first joint ring 201, so that the processing operation of the bonding groove 4 is convenient.
[0029] The outer diameters of the first arc-shaped clamp plate 14 and the second arc-shaped clamp plate 15 are smaller than the outer diameter of the second joint ring 202, one end of the first arc-shaped clamp plate 14 and the second arc-shaped clamp plate 15 is an integral molding structure with one end of the second joint ring 202, and one end of the second joint ring 202 is an integral molding structure with one end of the first joint ring 201. The arrangement of the first arc-shaped clamp plate 14 and the second arc-shaped clamp plate 15 not only can pre-position the buckle joint 2, but also can improve the connection stability between the buckle joint 2 and the hydraulic hose body 1 after buckling.
[0030] The fixed end head 9 comprises a first end head ring body 901 and a second end head ring body 902, the first end head ring body 901 is provided with the second end head ring body 902 on one side, the outer diameter of the first end head ring body 901 is matched with the outer diameter of the first joint ring sleeve 201, and the plugging ring 10 and the first end head ring body 901 are arranged on the first end head ring body 901. The fixed end head 9 and the plugging ring 10 are arranged to seal the bonding groove 4, so that the adhesive overflow is prevented.
[0031] The outer wall of the second end head ring body 902 is provided with a positioning bolt 17, a plurality of groups of the positioning bolt 17 are arranged in pairs, and the outer wall of the to-be-connected pipe port 18 is provided with a positioning connecting groove 19 matched with the positioning bolt 17. The positioning bolt 17 and the positioning connecting groove 19 are arranged, so that the hydraulic hose body 1, the buckling joint 2, the fixed end head 9 and the to-be-connected pipe port 18 can form an integral whole after being connected, and the connection stability of the hydraulic hose joint is further improved.
[0032] The inner wall of the first fastening ring 8 is provided with a first fastening inner thread 24, the sunken ring groove 5 is arranged on the outer wall of the first joint ring sleeve 201, and the outer wall of the first joint ring sleeve 201 on the two sides of the sunken ring groove 5 is provided with a first fastening outer thread 25 matched with the first fastening inner thread 24. The first fastening ring 8 is arranged to press and fix the rubber ring 7, and the rubber ring 7 is arranged to seal the glue injection hole 6.
[0033] The inner wall of the second fastening ring 13 is provided with a second fastening inner thread 26, and the outer walls of the first joint ring sleeve 201 and the first end head ring body 901 are both provided with a second fastening outer thread 27 matched with the second fastening inner thread 26. The second fastening ring 13 is arranged to further tightly connect the buckling joint 2 and the fixed end head 9 together, and seal the joint between the two.
[0034] The present application sets the adhesive groove 4 in the side wall of the buckling joint 2, sets the glue injection hole 6 communicating with the adhesive groove 4 in the sunken ring groove 5 on the outer wall of the buckling joint 2, injects the adhesive into the adhesive groove 4 from the glue injection hole 6, and realizes the stability of the buckling joint 2 by the adhesive bonding the inner wall of the buckling joint 2 and the outer wall of the hydraulic hose body 1, which forms a double fixing form with the pressure fixing of the buckling joint 2, and the stably installed buckling joint 2 can effectively prevent the hydraulic hose body 1 from being separated from the to-be-connected pipe port 18; the present application sets the fixed end 9 on one side of the buckling joint 2, further improves the installation stability of the buckling joint 2 by connecting the fixed bolt 11 on the fixed end 9 with the fixed hole 12 on the buckling joint 2, and the positioning bolt 17 provided on the fixed end 9 can also be connected with the positioning connection groove 19 on the outer wall of the to-be-connected pipe port 18, so that the hydraulic hose body 1, the buckling joint 2, the fixed end 9 and the to-be-connected pipe port 18 can form a whole after being connected, and the connection stability of the hydraulic hose joint is further improved.
[0035] Example two
[0036] According to Figures 1-4 As shown in the figure, the present embodiment provides a hydraulic hose joint, which comprises a buckling joint 2 sleeved on one end of a hydraulic hose body 1, an inner thread 3 is arranged on the inner wall of one end of the buckling joint 2, the buckling joint 2 is connected with a to-be-connected pipe port 18 through the inner thread 3, an adhesive groove 4 is arranged in the side wall of the buckling joint 2, the adhesive groove 4 communicates with the outer wall of one end of the hydraulic hose body 1, a glue injection hole 6 is arranged in the sunken ring groove 5, the glue injection hole 6 communicates with the adhesive groove 4, a rubber ring 7 is arranged in the sunken ring groove 5, a first fastening ring 8 is sleeved on the outer side of the rubber ring 7, the first fastening ring 8 is connected with the outer wall of the buckling joint 2, a fixed end 9 is arranged on one end of the buckling joint 2, a plugging ring 10 is arranged on one end of the fixed end 9, the diameter of the plugging ring 10 is matched with the diameter of the adhesive groove 4, a fixed bolt 11 is arranged on the fixed end 9, a fixed hole 12 matched with the fixed bolt 11 is arranged on the buckling joint 2 on the inner side of the adhesive groove 4, a second fastening ring 13 is arranged on the outer side of the connection between the buckling joint 2 and the fixed end 9, the second fastening ring 13 is detachably connected with the outer walls of the buckling joint 2 and the fixed end 9, respectively, a first arc-shaped hoop piece 14 and a second arc-shaped hoop piece 15 are symmetrically arranged on one end of the buckling joint 2 away from the fixed end 9, and the first arc-shaped hoop piece 14 and the second arc-shaped hoop piece 15 are connected through a locking bolt 16.
[0037] The buckling joint 2 comprises a first joint sleeve 201 and a second joint sleeve 202, the first joint sleeve 201 is provided with the second joint sleeve 202 at one end, the inner diameter of the first joint sleeve 201 is matched with the inner diameter of the hydraulic hose body 1, the inner diameter of the second joint sleeve 202 is matched with the outer diameter of the hydraulic hose body 1, and the outer diameters of the first joint sleeve 201 and the second joint sleeve 202 are the same.
[0038] The fixed end 9 comprises a first end ring 901 and a second end ring 902, the first end ring 901 is provided with the second end ring 902 on one side, the outer diameter of the first end ring 901 is matched with the outer diameter of the first joint sleeve 201, and the plugging ring 10 and the first end ring 901 are both arranged on the first end ring 901.
[0039] The first joint sleeve 201 is provided with a first positioning ring groove 20 and a second positioning ring groove 21 at one end, the first positioning ring groove 20 is located on the outer side of the bonding groove 4 penetrating through one end of the first joint sleeve 201, and the second positioning ring groove 21 is located on the inner side of the bonding groove 4 penetrating through one end of the first joint sleeve 201. The first end ring 901 on the outer side of the plugging ring 10 is provided with a first positioning ring 22 matched with the first positioning ring groove 20, and the first end ring 901 on the inner side of the plugging ring 10 is provided with a second positioning ring 23 matched with the second positioning ring groove 21.
[0040] The first positioning ring groove 20 and the first positioning ring 22 are matched and installed, and the second positioning ring groove 21 and the first positioning ring 22 are matched and installed, which can further improve the installation stability between the fixed end 9 and the buckling joint 2, and has the permeability, and the first positioning ring 22 and the first positioning ring 22 can be sealed as a sealing ring.
[0041] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A hydraulic hose connector, characterized in that: The system includes a crimping connector (2) fitted onto one end of a hydraulic hose body (1). The crimping connector (2) has an internal thread (3) on its inner wall at one end. The crimping connector (2) is connected to the pipe opening (18) to be connected via the internal thread (3). An adhesive groove (4) is provided inside the side wall of the crimping connector (2), connecting to the outer wall of one end of the hydraulic hose body (1). An injection hole (6) is provided in the recessed annular groove (5), connecting to the adhesive groove (4). A rubber ring (7) is provided in the recessed annular groove (5), and a first fastening ring (8) is fitted around the rubber ring (7). The first fastening ring (8) is connected to the outer wall of the crimping connector (2). A fixed end (9) is provided at one end of the crimping connector (2). The end is provided with a sealing ring (10), the diameter of which is adapted to the diameter of the adhesive groove (4). The fixed end (9) is provided with a fixing bolt (11). The crimping connector (2) inside the adhesive groove (4) is provided with a fixing hole (12) adapted to the fixing bolt (11). The outer side of the connection between the crimping connector (2) and the fixed end (9) is provided with a second fastening ring (13). The second fastening ring (13) is detachably connected to the outer wall of the crimping connector (2) and the fixed end (9). The crimping connector (2) on the side away from the fixed end (9) is symmetrically provided with a first arc-shaped clamping plate (14) and a second arc-shaped clamping plate (15). The first arc-shaped clamping plate (14) and the second arc-shaped clamping plate (15) are connected by a locking bolt (16).
2. A hydraulic hose connector according to claim 1, characterized in that: The crimping connector (2) includes a first connector sleeve (201) and a second connector sleeve (202). One end of the first connector sleeve (201) is provided with the second connector sleeve (202). The inner diameter of the first connector sleeve (201) is adapted to the inner diameter of the hydraulic hose body (1), and the inner diameter of the second connector sleeve (202) is adapted to the outer diameter of the hydraulic hose body (1). The outer diameters of the first connector sleeve (201) and the second connector sleeve (202) are the same.
3. A hydraulic hose connector according to claim 2, characterized in that: The adhesive groove (4) is disposed inside the side wall of the first joint ring (201). One end of the adhesive groove (4) extends to 1 / 4 of the inside of the side wall of the second joint ring (202), and the other end of the adhesive groove (4) passes through one end of the first joint ring (201).
4. A hydraulic hose connector according to claim 2, characterized in that: The outer diameters of the first arc-shaped clamping piece (14) and the second arc-shaped clamping piece (15) are both smaller than the outer diameter of the second joint ring (202). One end of the first arc-shaped clamping piece (14) and the second arc-shaped clamping piece (15) are integrally formed with one end of the second joint ring (202). One end of the second joint ring (202) is integrally formed with one end of the first joint ring (201).
5. A hydraulic hose connector according to claim 3, characterized in that: The fixed end (9) includes a first end ring (901) and a second end ring (902). The second end ring (902) is provided on one side of the first end ring (901). The outer diameter of the first end ring (901) is adapted to the outer diameter of the first connector sleeve (201). The sealing ring (10) and the first end ring (901) are both provided on the first end ring (901).
6. A hydraulic hose connector according to claim 5, characterized in that: The second end ring (902) is provided with positioning bolts (17) on its outer wall. Multiple sets of positioning bolts (17) are provided in pairs. The outer wall of the pipe to be connected (18) is provided with positioning connection grooves (19) that are compatible with the positioning bolts (17).
7. A hydraulic hose connector according to claim 5, characterized in that: The first connector sleeve (201) has a first positioning ring groove (20) and a second positioning ring groove (21) at one end. The first positioning ring groove (20) is located outside the adhesive groove (4) that extends through one end of the first connector sleeve (201), and the second positioning ring groove (21) is located inside the adhesive groove (4) that extends through one end of the first connector sleeve (201).
8. A hydraulic hose connector according to claim 7, characterized in that: The first end ring (901) on the outer side of the sealing ring (10) is provided with a first positioning ring (22) that is adapted to the first positioning ring groove (20), and the first end ring (901) on the inner side of the sealing ring (10) is provided with a second positioning ring (23) that is adapted to the second positioning ring groove (21).
9. A hydraulic hose connector according to claim 2, characterized in that: The first fastening ring (8) has a first fastening internal thread (24) on its inner wall, and the sinking ring groove (5) is provided on the outer wall of the first connector ring (201). The outer walls of the first connector ring (201) on both sides of the sinking ring groove (5) have a first fastening external thread (25) that is compatible with the first fastening internal thread (24).
10. A hydraulic hose connector according to claim 5, characterized in that: The inner wall of the second fastening ring (13) is provided with a second fastening internal thread (26), and the outer walls of the first connector ring sleeve (201) and the first end ring body (901) are provided with a second fastening external thread (27) that is adapted to the second fastening internal thread (26).