Water conservancy pipeline connecting structure for water conservancy project

Abstract

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering pipeline connecting structure for hydraulic engineering, which is characterized in that propping rings are fixedly arranged on the inner walls of the left and right sides of a connecting pipe, and positioning rings are matched with the propping rings in a propping manner; the multiple sealing blocks are movably arranged in grooves in the inner wall of the connecting pipe respectively, the peripheral walls of the sealing blocks abut against the inner walls of the grooves in a matched mode, and the other ends of the sealing blocks abut against the positioning rings in a matched mode. The plurality of limiting frames are fixedly arranged at the openings of the grooves respectively; the two liquid storage rings are symmetrically and fixedly arranged on the outer ring wall of the connecting pipe in a sleeving manner, and the grooves are in through connection with the liquid storage rings; the peripheral wall of the pressure plate and the peripheral wall of the pressure pipe are arranged in a matched and abutting mode, the adjusting screw is screwed to the pressure pipe in a threaded mode, and the top end of the adjusting screw is screwed to the pressure plate through a bearing. The movement of the sealing block is controlled through the hydraulic effect, so that the abutting ring is fixed to the positioning ring, the connecting pipe is prevented from being connected with the pipeline body through a bolt, and the leakage condition of a connecting opening is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy engineering technical field, concretely relates to a water conservancy pipeline connecting structure for water conservancy engineering. BACKGROUND

[0002] Traditional water conservancy pipeline adopts flange plate bolt connection or welding mode, and has problems of low installation efficiency, difficult dismounting and maintenance, easy aging of sealing property, especially in complex topography, pipeline needs to adapt to slight displacement or vibration, and traditional connection mode easily leads to interface leakage, so a water conservancy pipeline connecting structure for water conservancy engineering is urgently needed to solve the above problems. UTILITY MODEL CONTENT

[0003] The utility model discloses a water conservancy pipeline connecting structure for water conservancy engineering, which can solve the above problems.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains pipeline body, the end of two pipeline bodies is fixed with positioning ring respectively,

[0005] It also contains:

[0006] Connecting pipe, the connecting pipe is hollow cylindrical structure setting of left and right two ends opening, and the left and right sides inner wall of connecting pipe is fixed with the abutment ring, and the positioning ring is matched with the abutment ring and is arranged in abutment,

[0007] Sealing block, the sealing block is several and is arranged in the recess on the inner wall of connecting pipe, and the peripheral wall of sealing block is matched with the inner wall of recess and is arranged in abutment, and the other end of sealing block is matched with the positioning ring and is arranged in abutment,

[0008] Limiting frame, the limiting frame is several, and the limiting frame is fixedly arranged at the opening of recess,

[0009] Liquid storage ring, the liquid storage ring is two, and the two liquid storage rings are symmetrically fixedly sleeved on the outer ring wall of connecting pipe, and the recess is connected with the liquid storage ring,

[0010] Pressure pipe, the pressure pipe is two, and the two pressure pipes are throughly arranged below the liquid storage ring, and the pressure plate is movably arranged in the pressure pipe, and the peripheral wall of pressure plate is matched with the peripheral wall of pressure pipe and is arranged in abutment, and the adjusting screw is screwed on the pressure pipe, and the top end of adjusting screw is screwed with the pressure plate by bearing.

[0011] Further, the bottom end of connecting pipe is provided with support assembly, and the support assembly contains:

[0012] Support frame, the support frame is fixedly arranged on the outer ring wall of the bottom end of the connecting pipe, two "L" shaped limit rods are symmetrically fixedly arranged on the left and right sides of the support frame;

[0013] Arc-shaped plate, the arc-shaped plate is two, two arc-shaped plates are fixedly arranged at the end of the limit rod respectively, and the arc-shaped plate is matched with the pipeline body and is arranged in abutment;

[0014] Positioning screw rod, the positioning screw rod is two, two positioning screw rods are respectively threaded on the pipeline body after passing through the side wall of the arc-shaped plate.

[0015] Further, the outer ring wall of the pipeline body is provided with a limiting ring, and the limiting ring is matched with the end of the arc-shaped plate and is arranged in abutment.

[0016] Further, one side of the two positioning rings is respectively provided with a sealing gasket, and the sealing gasket is matched with the abutment ring and is arranged in abutment.

[0017] Further, the side surface of the plurality of sealing blocks is symmetrically provided with a spring, and the other end of the spring is connected with the limiting frame.

[0018] Further, the outer ring wall of the pipeline body is fixedly provided with a rubber abutment sleeve, and the rubber abutment sleeve is matched with the inner wall of the end of the connecting pipe and is arranged in abutment.

[0019] Compared with the prior art, the water conservancy pipeline connecting structure for water conservancy projects has the beneficial effects that the movement of the abutment ring is limited by moving the sealing block, so that the leakage caused by bolt connection is avoided, and the operation is simple and convenient for installation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structural schematic diagram of the utility model.

[0021] Figure 2 It is the structural schematic diagram of the support assembly in the utility model.

[0022] Figure 3 It is the internal structure schematic diagram of the connecting pipe in the utility model.

[0023] Figure 4 It is the structural schematic diagram of the sealing block and the positioning ring in the utility model.

[0024] Figure 5 It is Figure 4 The enlarged view of A part in the utility model.

[0025] MARKS OF THE DRAWINGS:

[0026] Pipe body 1, positioning ring 2, connecting pipe 3, abutting ring 4, sealing block 5, groove 6, limiting frame 7, liquid storage ring 8, pressure pipe 9, pressure plate 10, adjusting screw 11, support assembly 12, support frame 13, limiting rod 14, arc-shaped plate 15, positioning screw 16, limiting ring 17, sealing gasket 18, spring 19, rubber abutting sleeve 20. DETAILED DESCRIPTION

[0027] The technical solutions in the utility model will be described clearly and completely in combination with the drawings in the description, and the preferred embodiments in the description are only taken as examples, and all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] As shown in the description, Figures 1-5 The specific embodiment adopts the following technical solutions: it comprises a pipe body 1; two ends of the pipe body 1 are respectively fixedly provided with a positioning ring 2;

[0029] It further comprises:

[0030] A connecting pipe 3 is provided in a hollow cylindrical structure with openings at left and right ends, and abutting rings 4 are fixedly arranged on the inner walls of the left and right sides of the connecting pipe 3; the positioning ring 2 is arranged in cooperation with the abutting ring 4; the abutting ring 4 and the positioning ring 2 are limited in position through cooperation; the spacing of the pipe body 1 end portion extending into the connecting pipe 3 is limited; one side of each of the two positioning rings 2 is provided with a sealing gasket 18, and the sealing gasket 18 is arranged in cooperation with the abutting ring 4; the sealing property between the abutting ring 4 and the positioning ring 2 is improved; a rubber abutting sleeve 20 is fixedly arranged on the outer ring wall of the pipe body 1, and the rubber abutting sleeve 20 is arranged in cooperation with the end inner wall of the connecting pipe 3; the end of the connecting pipe 3 is blocked; and foreign matters are prevented from entering the connecting pipe 3;

[0031] A plurality of sealing blocks 5 are arranged in a "T" structure, and are movably arranged in grooves 6 on the inner walls of the connecting pipe 3; the peripheral wall of the sealing block 5 is arranged in cooperation with the inner wall of the groove 6; the other end of the sealing block 5 is arranged in cooperation with the positioning ring 2; the sealing block 5 is abutted on the abutting ring 4 by moving the sealing block 5; the movement of the abutting ring 4 is limited; springs 19 are symmetrically arranged on the side surfaces of the plurality of sealing blocks 5; the other end of the spring 19 is connected with a limiting frame 7; the sealing block 5 is moved in the groove 6 by the elastic force of the spring 19;

[0032] A plurality of limiting frames 7 are fixedly arranged at the openings of the grooves 6; the movement position of the sealing block 5 is limited by the limiting frame 7; and the sealing block 5 is limited in the groove 6;

[0033] The liquid storage ring 8 is two, two liquid storage rings 8 are symmetrically fixed on the outer ring wall of the connecting pipe 3, and the groove 6 is connected with the liquid storage ring 8, the hydraulic oil is filled in the liquid storage ring 8, so that the liquid storage ring 8 and the groove 6 are filled with hydraulic oil, and the sealing block 5 is controlled to move in the groove 6 by the pressure of the hydraulic oil;

[0034] The pressure pipe 9 is two, two pressure pipes 9 are respectively arranged below the liquid storage ring 8, the pressure plate 10 is movably arranged in the pressure pipe 9, the peripheral wall of the pressure plate 10 is arranged in abutment with the peripheral wall of the pressure pipe 9, the adjusting screw 11 is screwed on the pressure pipe 9, and the top end of the adjusting screw 11 is screwed with the pressure plate 10 by a bearing, the position of the pressure plate 10 in the pressure pipe 9 is controlled by the adjusting screw 11, so as to adjust the pressure of the hydraulic oil in the groove 6 and the liquid storage ring 8;

[0035] The bottom end of the connecting pipe 3 is provided with a support assembly 12, and the support assembly 12 comprises:

[0036] The support frame 13 is fixedly arranged on the bottom end of the connecting pipe 3, and two "L"-shaped limiting rods 14 are symmetrically arranged on the left and right sides of the support frame 13, so as to support the connecting pipe 3 on the ground;

[0037] The arc-shaped plate 15 is two, two arc-shaped plates 15 are respectively arranged on the end of the limiting rod 14, and the arc-shaped plate 15 is arranged in abutment with the pipe body 1, and the position of the pipe body 1 is positioned by the cooperation of the limiting rod 14 and the arc-shaped plate 15, so as to facilitate the insertion of the pipe body 1 into the connecting pipe 3;

[0038] The positioning screw 16 is two, two positioning screws 16 are respectively screwed on the pipe body 1 after penetrating through the side wall of the arc-shaped plate 15, so as to fix the pipe body 1 on the arc-shaped plate 15, and the outer ring wall of the pipe body 1 is provided with a limiting ring 17, the limiting ring 17 is arranged in abutment with the end of the arc-shaped plate 15, and the position of the pipe body 1 is limited, so as to facilitate the installation of the positioning screw 16 on the arc-shaped plate 15 and the pipe body 1.

[0039] In use of the utility model, the operator first places the connecting pipe 3 in a suitable position by the support frame 13, then places the pipe body 1 on the arc-shaped plate 15 according to the position of the arc-shaped plate 15, movably inserts the abutting ring 4 at the end of the pipe body 1 into the connecting pipe 3 until the limiting ring 17 abuts at the end of the arc-shaped plate 15, and then fixes the pipe body 1 on the arc-shaped plate 15 by the positioning screw 16, at this time, the abutting ring 4 abuts on the positioning ring 2, and the rubber abutting sleeve 20 is movably clamped at the opening at the end of the connecting pipe 3, then rotates the hand knob at the end of the corresponding adjusting screw 11, the adjusting screw 11 drives the pressure plate 10 to move in the pressure pipe 9, thereby the movement of the pressure plate 10 increases the pressure of the hydraulic oil in the recess 6 and the liquid storage ring 8, drives the sealing block 5 to move in the recess 6 by the hydraulic action, the protruding end of the sealing block 5 extends out of the recess 6, and the protruding end of the sealing block 5 abuts on the abutting ring 4, thereby limiting the abutting ring 4 on the positioning ring 2, and facilitating the connection of the two pipe bodies 1.

[0040] Compared with the prior art, the utility model has the advantages that:

[0041] 1, the movement of the sealing block 5 is controlled by the hydraulic action, thereby fixing the abutting ring 4 on the positioning ring 2, avoiding the connection of the connecting pipe 3 and the pipe body 1 by the bolt mode, and avoiding the leakage of the connecting port;

[0042] 2, the support assembly 12 is arranged, the position of the pipe body 1 is limited by the arc-shaped plate 15 and the positioning screw 16, and the end of the pipe body 1 is inserted into the connecting pipe 3;

[0043] 3, the sealing gasket 18 is arranged, the sealing property between the positioning ring 2 and the abutting ring 4 is improved, and the leakage is avoided;

[0044] 4, the rubber abutting sleeve 20 is arranged, the opening at the end of the connecting pipe 3 is blocked, and the sundries is prevented from entering the connecting pipe 3.

[0045] For the person skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, and the equivalent replacement of part of technical features, any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A hydraulic pipeline connecting structure for hydraulic engineering, comprising a pipeline body (1); two end portions of the pipeline body (1) are respectively provided with a positioning ring (2); characterized in that It also comprises: a connecting pipe (3), the connecting pipe (3) is provided as a hollow cylindrical structure with openings at left and right ends, and a resisting ring (4) is fixedly arranged on the inner wall of the connecting pipe (3) at left and right sides, the positioning ring (2) and the resisting ring (4) are arranged in cooperation and resistance; a sealing block (5), the sealing block (5) is provided as a plurality of "T" shaped structures, the plurality of sealing blocks (5) are movably arranged in grooves (6) on the inner wall of the connecting pipe (3), the peripheral wall of the sealing block (5) and the inner wall of the groove (6) are arranged in cooperation and resistance, the other end of the sealing block (5) is arranged in cooperation and resistance with the positioning ring (2); a limiting frame (7), the limiting frame (7) is provided as a plurality of limiting frames (7) which are fixedly arranged at the openings of the grooves (6); a liquid storage ring (8), the liquid storage ring (8) is provided as two liquid storage rings (8) which are symmetrically fixedly arranged on the outer ring wall of the connecting pipe (3), and the groove (6) and the liquid storage ring (8) are connected in penetration; a pressure pipe (9), the pressure pipe (9) is provided as two pressure pipes (9) which are arranged in penetration below the liquid storage ring (8), a pressure plate (10) is movably arranged in the pressure pipe (9), the peripheral wall of the pressure plate (10) and the peripheral wall of the pressure pipe (9) are arranged in cooperation and resistance, an adjusting screw (11) is threadedly screwed on the pressure pipe (9), and the top end of the adjusting screw (11) is rotatably connected with the pressure plate (10) by a bearing.

2. The water conduit connecting structure for hydraulic engineering according to claim 1, characterized in that: The bottom end of the connecting pipe (3) is provided with a supporting assembly (12), the supporting assembly (12) comprises: a supporting frame (13), the supporting frame (13) is fixedly arranged on the bottom end outer ring wall of the connecting pipe (3), two "L" shaped limiting rods (14) are symmetrically fixedly arranged on the left and right sides of the supporting frame (13); an arc-shaped plate (15), the arc-shaped plate (15) is provided as two arc-shaped plates (15) which are fixedly arranged at the end portions of the limiting rods (14), and the arc-shaped plate (15) is arranged in cooperation and resistance with the pipeline body (1); a positioning screw (16), the positioning screw (16) is provided as two positioning screws (16) which are threadedly screwed on the pipeline body (1) after penetrating through the side walls of the arc-shaped plate (15).

3. The water conduit connecting structure for hydraulic engineering according to claim 2, characterized in that: The outer ring wall of the pipeline body (1) is provided with a limiting ring (17), the limiting ring (17) is arranged in cooperation and resistance with the end portion of the arc-shaped plate (15).

4. The water conduit connecting structure for hydraulic engineering according to claim 1, characterized in that: One side of each of the two positioning rings (2) is provided with a sealing gasket (18), and the sealing gasket (18) is arranged in cooperation and resistance with the resisting ring (4).

5. The water conduit connecting structure for hydraulic engineering according to claim 1, characterized in that: The side surface of each of the plurality of sealing blocks (5) is symmetrically provided with a spring (19), and the other end of the spring (19) is connected with the limiting frame (7).

6. The water conduit connecting structure for hydraulic engineering according to claim 1, characterized in that: The outer ring wall of the pipeline body (1) is fixedly provided with a rubber resisting sleeve (20), and the rubber resisting sleeve (20) is arranged in cooperation and resistance with the end inner wall of the connecting pipe (3).

Images