Right-angle hydraulic pipe joint

Abstract

The utility model discloses a right-angle hydraulic pipe joint, which relates to the technical field of right-angle hydraulic pipe joints and comprises a right-angle joint, connecting flanges are arranged at two ends of the right-angle joint, a buffer component is arranged in the right-angle joint and comprises a mounting frame, a positioning threaded rod is arranged at one end of the mounting frame, and a positioning threaded rod is arranged at the other end of the mounting frame. A limiting nut is arranged at one end of the positioning threaded rod, a supporting rod is arranged on the side face of the mounting frame, a telescopic rod is arranged in the middle of the supporting rod, a buffer plate is arranged at one end of the telescopic rod, and an L-shaped supporting frame and a rubber buffer plate are arranged on the side face of the buffer plate. Impact force borne by the right-angle position is buffered through the arranged buffering assembly, water flow passing separation is achieved through the arranged two sets of buffering plates and two sets of rubber buffering plates, and the arc-shaped grooves are formed in the middles of the buffering plates, so that impact force of water flow is dispersed, and the buffering effect of the water flow is improved. The impact force on the right-angle part of the right-angle connector is reduced, and the service life of the right-angle connector is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to right angle hydraulic pipe joint technical field, especially right angle hydraulic pipe joint. BACKGROUND

[0002] Hydraulic pipe joint is the part of connecting pipeline or installing pipeline on hydraulic element in hydraulic system, and it is the general term of detachable connecting piece in fluid passage. With the development of mechanical industry, the increasing of various technical indexes, the requirement of hydraulic pipe joint is higher and higher.

[0003] The existing right angle hydraulic pipe joint is mostly used for connecting between high pressure oil pipe and high pressure oil pipe, and the corner of right angle hydraulic pipe joint will be impacted by great impact force in use, which not only affects the service life of right angle hydraulic pipe joint, but also affects the sealing effect of right angle hydraulic pipe joint, causes hydraulic oil leakage, and thus causes resource waste and environmental pollution, so it is necessary to provide a right angle hydraulic pipe joint to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model mainly aims at providing a right angle hydraulic pipe joint, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0006] A right angle hydraulic pipe joint, comprising a right angle joint, two ends of the right angle joint are provided with connecting flanges, and the inside of the right angle joint is provided with a buffer assembly.

[0007] The buffer assembly comprises a mounting frame, one end of the mounting frame is provided with a positioning threaded rod, one end of the positioning threaded rod is provided with a limiting nut, the side surface of the mounting frame is provided with a supporting rod, the middle of the supporting rod is provided with a telescopic rod, one end of the telescopic rod is provided with a buffer plate, the side surface of the buffer plate is provided with an L-shaped supporting frame, and the side surface of the L-shaped supporting frame is provided with a rubber buffer plate.

[0008] Preferably, the mounting frame is cross-shaped, and there are two mounting frames, which are sequentially distributed at the positions close to the right angles of the two ends of the right angle joint, respectively, a threaded groove is formed in the middle of the top end of the mounting frame, and there are four threaded grooves symmetrically distributed in the middle of the four corners of the mounting frame, and the outer wall of the mounting frame is in contact with the inner wall of the right angle joint.

[0009] Preferably, the inside of the threaded groove is connected with the positioning threaded rod through threads, and the positioning threaded rod is correspondingly arranged with the threaded groove, the top end of the positioning threaded rod penetrates through the right angle joint, and the top end of the positioning threaded rod is fixedly connected with the limiting nut, the bottom of the limiting nut is in contact with the outer wall of the right angle joint, and the positioning threaded rod penetrates through the right angle joint and is connected with the mounting frame.

[0010] Preferably, a support rod is bolted to the side of the mounting frame away from the right angle of the right angle joint, and there are multiple support rods evenly distributed on the side of the mounting frame. A telescopic rod is slidably connected to the middle of the end of the support rod away from the mounting frame, and the telescopic rod passes through the support rod. A buffer plate is bolted to the end of the telescopic rod away from the support rod, and the buffer plate is arranged adjacent to the mounting frame.

[0011] Preferably, there are two buffer plates, which are respectively installed on the side of the two mounting brackets near the right angle of the right angle joint and on the side away from the right angle of the right angle joint. The buffer plate has an arc-shaped groove in the middle, and the arc-shaped groove runs through the buffer plate. An L-shaped support frame is installed on the side of the buffer plate away from the mounting bracket by bolts. There are four L-shaped support frames, which are symmetrically distributed on the side of the buffer plate. A rubber buffer plate is installed on the end of the L-shaped support frame away from the buffer plate by bolts, and the rubber buffer plate is set correspondingly to the buffer plate.

[0012] Preferably, a limiting slide is fixedly connected to the end of the telescopic rod away from the buffer plate. The limiting slide is slidably connected to the middle of the support rod, and the outer wall of the limiting slide is in contact with the inner wall of the support rod. A support spring is fixedly connected to the side of the limiting slide away from the telescopic rod, and the end of the support spring away from the limiting slide is fixedly connected to the inner wall of the end of the support rod near the mounting bracket. The support spring is located between the support rod and the limiting slide.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The set buffer components buffer the impact force at the right angle. The set two sets of buffer plates and two sets of rubber buffer plates separate the water flow. The buffer plates are set with arc grooves in the middle, thereby dispersing the impact force of the water flow, reducing the impact force on the right angle joint, and extending the service life of the right angle joint.

[0015] 2. The buffer plate and L-shaped support frame are stably supported by the support rods and telescopic rods. The limit slide and support spring inside the support rods buffer the force applied to the buffer plate, extending the service life of the buffer plate. The mounting frame is connected to the inside of the right-angle joint by the positioning threaded rod, which facilitates the disassembly, cleaning and maintenance of the mounting frame and improves the ease of use of the device. Attached Figure Description

[0016] Figure 1 This is a three-dimensional view of the overall device of this utility model;

[0017] Figure 2 This is a three-dimensional cross-sectional view of the device of this utility model;

[0018] Figure 3 is the structural diagram of the buffer assembly of the utility model;

[0019] Figure 4 is the structural diagram of the inside of the support rod of the utility model.

[0020] In the figure: 1, right angle joint; 2, connecting flange; 3, buffer assembly; 4, mounting bracket; 5, positioning threaded rod; 6, threaded slot; 7, support rod; 8, telescopic rod; 9, limiting sliding plate; 10, support spring; 11, buffer plate; 12, arc slot; 13, L-shaped support bracket; 14, rubber buffer plate; 15, limiting nut. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown in the figure, a right angle hydraulic pipe joint, including right angle joint 1, the both ends of right angle joint 1 are provided with connecting flange 2, the inside of right angle joint 1 is provided with buffer assembly 3;

[0023] The buffer assembly 3 comprises a mounting frame 4, one end of the mounting frame 4 is provided with a positioning threaded rod 5, one end of the positioning threaded rod 5 is provided with a limiting nut 15, the side surface of the mounting frame 4 is provided with a supporting rod 7, the middle of the supporting rod 7 is provided with an extension rod 8, one end of the extension rod 8 is provided with a buffer plate 11, the side surface of the buffer plate 11 is provided with an L-shaped supporting frame 13, and the side surface of the L-shaped supporting frame 13 is provided with a rubber buffer plate 14, the mounting frame 4 is provided in a cross shape, and there are two mounting frames 4, which are sequentially arranged at the positions close to the right angles of the two ends of the right angle joint 1, the top end of the mounting frame 4 is provided with a threaded groove 6 in the middle, and there are four threaded grooves 6 symmetrically arranged in the middle of the four corners of the mounting frame 4, the outer wall of the mounting frame 4 is in contact with the inner wall of the right angle joint 1, the inside of the threaded groove 6 is threadedly connected with the positioning threaded rod 5, and the positioning threaded rod 5 is correspondingly arranged with the threaded groove 6, the top end of the positioning threaded rod 5 penetrates through the right angle joint 1, and the top end of the positioning threaded rod 5 is fixedly connected with the limiting nut 15, the bottom of the limiting nut 15 is in contact with the outer wall of the right angle joint 1, the positioning threaded rod 5 penetrates through the right angle joint 1 and is connected with the mounting frame 4, the side of the mounting frame 4 away from the right angle of the right angle joint 1 is provided with the supporting rod 7 through bolts, and there are a plurality of supporting rods 7 evenly distributed on the side surface of the mounting frame 4, the end of the supporting rod 7 away from the mounting frame 4 is slidably connected with the extension rod 8, and the extension rod 8 penetrates through the supporting rod 7, the end of the extension rod 8 away from the supporting rod 7 is connected with the buffer plate 11 through a bolt, and the buffer plate 11 is arranged adjacent to the mounting frame 4, there are two buffer plates 11, which are sequentially arranged on the side of the two mounting frames 4 close to the right angle of the right angle joint 1 and the side away from the right angle of the right angle joint 1, the middle of the buffer plate 11 is provided with an arc-shaped groove 12, and the arc-shaped groove 12 penetrates through the buffer plate 11, the side of the buffer plate 11 away from the mounting frame 4 is provided with the L-shaped supporting frame 13 through a bolt, and there are four L-shaped supporting frames 13 symmetrically arranged on the side surface of the buffer plate 11, the end of the L-shaped supporting frame 13 away from the buffer plate 11 is provided with the rubber buffer plate 14 through a bolt, and the rubber buffer plate 14 is correspondingly arranged with the buffer plate 11, the end of the extension rod 8 away from the buffer plate 11 is fixedly connected with the limiting sliding plate 9, the limiting sliding plate 9 is slidably connected in the middle of the supporting rod 7, and the outer wall of the limiting sliding plate 9 is in contact with the inner wall of the supporting rod 7, the side of the limiting sliding plate 9 away from the extension rod 8 is fixedly connected with the supporting spring 10, and the end of the supporting spring 10 away from the limiting sliding plate 9 is fixedly connected to the inner wall of the end of the supporting rod 7 close to the mounting frame 4, the supporting spring 10 is located between the supporting rod 7 and the limiting sliding plate 9, the buffer assembly 3 is arranged to buffer the impact force received at the right angle, the two sets of buffer plates 11 and the two sets of rubber buffer plates 14 are arranged to separate the water flow, the arc-shaped groove 12 is arranged in the middle of the buffer plate 11 to disperse the impact force of the water flow, thereby reducing the impact force on the right angle of the right angle joint 1, prolonging the service life of the right angle joint 1, the supporting rod 7 and the extension rod 8 are arranged to stably support the buffer plate 11 and the L-shaped supporting frame 13,And through the setting in the support spring 10 with the support of the limiting slide plate 9 in the support rod 7, the force degree of the buffer plate 11 is buffered, the service life of the buffer plate 11 is prolonged, and the mounting frame 4 is connected in the inside of the right angle joint 1 through the positioning threaded rod 5, the mounting frame 4 is convenient to disassemble and wash and overhaul, and the use convenience of the device is improved.

[0024] It should be noted that the utility model is a kind of right-angle hydraulic pipe joint, when using, buffer assembly 3 is slidably connected in the inside of right-angle joint 1, and two groups of buffer assembly 3 are in the inside of right-angle joint 1 towards same, the buffer plate 11 of a group of buffer assembly 3 is close to the right angle of right-angle joint 1 and is arranged, and the buffer plate 11 of another group of buffer assembly 3 is away from the right angle of right-angle joint 1 and is arranged, then positioning threaded rod 5 is inserted in the inside of threaded groove 6 in the middle of the outer wall of mounting frame 4 through right-angle joint 1, rotation limiting nut 15 is rotated, positioning threaded rod 5 is inserted in the inside of threaded groove 6, to realize the positioning connection of right-angle joint 1 and mounting frame 4, when water flow enters the inside of right-angle joint 1 from water inlet, water flow contacts with rubber buffer plate 14 and L-shaped support frame 13, first buffering barrier to water flow is realized by the setting of rubber buffer plate 14, water flow passes through rubber buffer plate 14 and passes through the arc-shaped groove 12 in the middle of buffer plate 11, the dispersion of impact force in water flow is realized by the setting of arc-shaped groove 12, the impact force on right-angle joint 1 is reduced, the stability of right-angle joint 1 is increased, and when water flow exerts pressure on buffer plate 11, the telescopic rod 8 on the side of buffer plate 11 drives limiting slide plate 9 to compress support spring 10, to realize the buffering of pressure, prolong the service life of buffer plate 11, improve the practicability of device.

[0025] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A right-angle hydraulic pipe fitting, comprising a right-angle fitting (1), characterized in that: The right-angle connector (1) is provided with connecting flanges (2) at both ends, and a buffer assembly (3) is provided inside the right-angle connector (1); The buffer assembly (3) includes a mounting bracket (4), one end of which is provided with a positioning threaded rod (5), and one end of the positioning threaded rod (5) is provided with a limit nut (15). The side of the mounting bracket (4) is provided with a support rod (7), and the middle of the support rod (7) is provided with a telescopic rod (8). One end of the telescopic rod (8) is provided with a buffer plate (11), the side of the buffer plate (11) is provided with an L-shaped support frame (13), and the side of the L-shaped support frame (13) is provided with a rubber buffer plate (14).

2. A right-angle hydraulic pipe joint according to claim 1, characterized in that: The mounting bracket (4) is arranged in a cross shape, and there are two mounting brackets (4), which are respectively distributed at both ends of the right angle connector (1) near the right angle. The top of the mounting bracket (4) has a threaded groove (6) in the middle, and there are four threaded grooves (6), which are symmetrically distributed in the middle of the four corners of the mounting bracket (4). The outer wall of the mounting bracket (4) is in contact with the inner wall of the right angle connector (1).

3. A right-angle hydraulic pipe joint according to claim 2, characterized in that: The inside of the threaded groove (6) is connected by a positioning threaded rod (5) by a thread, and the positioning threaded rod (5) is correspondingly arranged with the threaded groove (6). The top end of the positioning threaded rod (5) passes through the right-angle connector (1), and the top end of the positioning threaded rod (5) is fixedly connected to a limiting nut (15). The bottom of the limiting nut (15) contacts the outer wall of the right-angle connector (1). The positioning threaded rod (5) passes through the right-angle connector (1) and is connected to the mounting bracket (4).

4. A right-angle hydraulic pipe joint according to claim 3, characterized in that: The mounting bracket (4) has a support rod (7) bolted to the side away from the right angle of the right angle joint (1). There are multiple support rods (7), which are evenly distributed on the side of the mounting bracket (4). A telescopic rod (8) is slidably connected to the middle of the end of the support rod (7) away from the mounting bracket (4), and the telescopic rod (8) passes through the support rod (7). A buffer plate (11) is bolted to the end of the telescopic rod (8) away from the support rod (7), and the buffer plate (11) is arranged adjacent to the mounting bracket (4).

5. A right-angle hydraulic pipe joint according to claim 4, characterized in that: There are two buffer plates (11), which are installed sequentially on the side of the two mounting brackets (4) near the right angle of the right angle joint (1) and on the side away from the right angle of the right angle joint (1). An arc groove (12) is provided in the middle of the buffer plate (11), and the arc groove (12) penetrates the buffer plate (11). An L-shaped support frame (13) is installed on the side of the buffer plate (11) away from the mounting bracket (4) by bolts. There are four L-shaped support frames (13), which are symmetrically distributed on the side of the buffer plate (11). A rubber buffer plate (14) is installed on the end of the L-shaped support frame (13) away from the buffer plate (11) by bolts, and the rubber buffer plate (14) is set correspondingly to the buffer plate (11).

6. A right-angle hydraulic pipe joint according to claim 4, characterized in that: The end of the telescopic rod (8) away from the buffer plate (11) is fixedly connected to a limiting slide plate (9). The limiting slide plate (9) is slidably connected to the middle of the support rod (7), and the outer wall of the limiting slide plate (9) is in contact with the inner wall of the support rod (7). A support spring (10) is fixedly connected to the side of the limiting slide plate (9) away from the telescopic rod (8), and the end of the support spring (10) away from the limiting slide plate (9) is fixedly connected to the inner wall of the support rod (7) near the mounting bracket (4). The support spring (10) is located between the support rod (7) and the limiting slide plate (9).

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