CN110274114B

CN110274114B - Antiseep geothermol power elbow

Info

Publication number: CN110274114B
Application number: CN201910395559.1A
Authority: CN
Inventors: 李进
Original assignee: Hunan Dadao New Energy Development Co Ltd
Current assignee: Hunan Dadao New Energy Development Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-11-24
Anticipated expiration: 2039-05-13
Also published as: CN110274114A

Abstract

The invention provides an anti-leakage geothermal elbow. The anti-leakage geothermal elbow comprises an elbow; the second sealing mechanisms are arranged at two ends of the bent pipe and comprise second sealing rings, pressure rings, third sealing rings, fixing grooves, fixing blocks, pushing rings and movable grooves; the two fastening mechanisms are respectively in threaded connection with the surfaces of the two connecting pipes, and opposite side walls of the two fastening mechanisms are respectively welded with opposite side walls of the two push rings; the first sealing mechanisms are oppositely arranged inside the bent pipe, and the connecting pipes are respectively abutted against the two first sealing mechanisms. The anti-leakage geothermal elbow provided by the invention has the advantages of good sealing performance, good fixing effect and convenience in mounting and dismounting.

Description

Antiseep geothermol power elbow

Technical Field

The invention relates to the technical field of geothermal elbows, in particular to an anti-leakage geothermal elbow.

Background

Geothermal heat is an energy resource generated by nuclear fission in the earth, the temperature of lava ejected from a volcanic on the earth is as high as 1200-1300 ℃, the temperature of natural hot springs is mostly above 60 ℃, and even as high as 100-140 ℃, which shows that the earth is a huge heat reservoir and stores huge heat energy, geothermal energy is natural heat energy extracted from the earth crust, and the energy comes from the lava in the earth and exists in a thermal form and is energy for causing volcanic eruption and earthquake.

Traditional antiseep geothermy elbow is generally connected through elbow threaded connection or with flange cooperation bolt, and threaded connection tears waterproof cloth easily at the pivoted in-process and makes to produce the clearance between the screw tooth and lead to leaking, and flange cooperation bolted connection easily leads to the sealing washer atress inhomogeneous and then lead to leaking.

Therefore, there is a need to provide a new anti-leakage geothermal elbow to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides the anti-leakage geothermal elbow which has good sealing performance and fixing effect and is convenient to install and disassemble.

The antiseep geothermal elbow provided by the invention comprises: bending the pipe; the second sealing mechanism is installed at two ends of the elbow, the second sealing mechanism comprises a second sealing ring, a pressing ring, a third sealing ring, a fixing groove, a fixing block, a pushing ring and a movable groove, the side walls at two ends of the elbow are welded with the pressing ring, the side walls of the two pressing rings are oppositely provided with the movable groove with a trapezoidal cross section, the inner diameter of the two movable grooves is close to the end part distance of the elbow and is larger than the distance close to the center of the elbow, the bottom of the pressing ring is bonded with the second sealing ring, the inner sliding connection cross section of the two movable grooves is of a trapezoidal structure, the opposite side wall welding cross section of the two pushing rings is of a triangular structure, the fixing groove with a triangular structure is arranged on the opposite side walls of the two pressing rings, the opposite side walls of the two pressing rings and the inner clamping of the fixing groove are connected with the third sealing ring, one end, clamped inside the fixing groove, of each of the two fixing blocks is abutted against the third sealing ring; the two connecting pipes respectively penetrate through the interior of the bent pipe, and the outer side walls of the two connecting pipes are abutted against the second sealing ring; the two fastening mechanisms are respectively in threaded connection with the surfaces of the two connecting pipes, and opposite side walls of the two fastening mechanisms are respectively welded with opposite side walls of the two push rings; the first sealing mechanisms are oppositely arranged inside the bent pipe, and the connecting pipes are respectively abutted against the two first sealing mechanisms.

Preferably, two fastening device includes arch and change, two the both ends of elbow be equipped with respectively with two connecting pipe threaded connection the change, two the relative lateral wall of change respectively with push away the circle welding, two the surperficial equidistance of change is equipped with the arch.

Preferably, first sealing mechanism includes retaining ring, first sealing washer and draw-in groove, the inside relative welding at return bend both ends has the cross-section to be "L" shape structure the retaining ring, two the lateral wall that backs on the back of the body of retaining ring is seted up the cross-section and is the trapezium structure the draw-in groove, the inside block of draw-in groove is connected with first sealing washer, two the connecting pipe block in the inside of draw-in groove with first sealing washer is contradicted.

Preferably, the minimum thickness of the connecting pipe is equal to the minimum inner diameter of the clamping groove, and the maximum thickness of the connecting pipe is equal to the maximum inner diameter of the clamping groove.

Preferably, the surface of the elbow is in threaded connection with a fixing screw, and two groups of fixing screws are in threaded connection with one end of the elbow and abutted against the side wall of the push ring.

Preferably, the second sealing ring is bonded to the inner side wall of the pressing ring at equal intervals, and the sum of the maximum diameter of the connecting pipe, the thickness of the second sealing ring, the thickness of the pressing ring and the thickness of the pushing ring is equal to the inner diameter of the bent pipe.

Compared with the related art, the anti-leakage geothermal elbow provided by the invention has the following beneficial effects:

the invention provides an anti-leakage geothermal elbow, wherein the rotating ring is rotated to realize that the push ring on the side wall of the rotating ring moves towards the inside of a movable groove, the press ring is pressed downwards by a further push ring, a further second sealing ring bonded on the inner side wall of the press ring at equal intervals is abutted against the surface of a connecting pipe, as the side walls of the two press rings are oppositely provided with the movable grooves with trapezoidal sections, the distance between the inner diameters of the two movable grooves close to the end part of a bent pipe is larger than the distance between the inner diameters of the two movable grooves close to the center of the bent pipe, the bottom of the press ring is bonded with the second sealing ring, the inner parts of the two movable grooves are connected with the push ring with trapezoidal sections in a sliding way, the opposite side walls of the two push rings are welded with a fixed block with triangular sections, and the opposite side walls of the two press rings are, two the lateral wall that backs on the back of the body of clamping ring reaches the inside block of fixed slot is connected the third sealing washer, two the fixed block in the inside one end of fixed slot with the third sealing washer is contradicted, and further realization is right the connecting pipe the return bend is sealed once more, avoids leaking.

Drawings

Fig. 1 is a schematic structural diagram of a leakage-proof geothermal elbow according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the elbow, connecting tube and swivel shown in FIG. 1;

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

FIG. 4 is an enlarged view of the structure of the portion B shown in FIG. 3;

fig. 5 is a schematic view of the internal structure of the elbow shown in fig. 1.

Reference numbers in the figures: 1. the device comprises a bent pipe, 2, a fixing screw, 3, a fastening device, 31, a protrusion, 32, a rotating ring, 4, a connecting pipe, 5, a first sealing mechanism, 51, a retainer ring, 52, a first sealing ring, 53, a clamping groove, 6, a second sealing mechanism, 61, a second sealing ring, 62, a pressing ring, 63, a third sealing ring, 64, a fixing groove, 65, a fixing block, 66, a pushing ring, 67 and a movable groove.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural view of a leakage-proof geothermal elbow according to a preferred embodiment of the present invention; FIG. 2 is a schematic view of the elbow, connecting tube and swivel shown in FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 2; FIG. 4 is an enlarged view of the structure of the portion B shown in FIG. 3; fig. 5 is a schematic view of the internal structure of the elbow shown in fig. 1. Antiseep geothermol power elbow includes: a bent pipe 1; second sealing mechanism 6, second sealing mechanism 6 install in the both ends of return bend 1, second sealing mechanism 6 includes second sealing washer 61, clamping ring 62, third sealing washer 63, fixed slot 64, fixed block 65, pushes away circle 66 and activity groove 67, the lateral wall welding at return bend 1 both ends clamping ring 62, two the lateral wall of clamping ring 62 is seted up relatively that the cross-section is trapezium structure activity groove 67, two the internal diameter of activity groove 67 is close to return bend 1 tip distance is greater than and is close to the distance of return bend 1 center department, the bottom of clamping ring 62 bonds second sealing washer 61, two the inside sliding connection cross-section of activity groove 67 is trapezium structure push away circle 66, two the relative lateral wall welding cross-section that pushes away circle 66 is the triangle-shaped structure fixed block 65, two the lateral wall of carrying on the back of the body of clamping ring 62 is seted up and is the triangle-shaped structure fixed slot 64, the opposite side walls of the two press rings 62 and the inside of the fixing groove 64 are clamped and connected with the third seal ring 63, and one end, clamped inside the fixing groove 64, of the two fixing blocks 65 is abutted against the third seal ring 63; the two connecting pipes 4 respectively penetrate through the interior of the elbow 1, and the outer side walls of the two connecting pipes 4 are abutted against the second sealing ring 61; two fastening mechanisms 3, wherein the two fastening mechanisms 3 are respectively in threaded connection with the surfaces of the two connecting pipes 4, and opposite side walls of the two fastening mechanisms 3 are respectively welded with opposite side walls of the two push rings 66; first sealing mechanism 5, two first sealing mechanism 5 locates relatively the inside of return bend 1, two connecting pipe 4 respectively with two first sealing mechanism 5 is contradicted.

Two fastening device 3 includes arch 31 and swivel 32, two the both ends of return bend 1 are equipped with respectively with two 4 threaded connection of connecting pipe swivel 32, two the relative lateral wall of swivel 32 respectively with push away circle 66 welding, two the surface equidistance of swivel 32 is equipped with protruding 31 rotates swivel 32 has realized push away circle 66 and enter into the inside of activity groove 67, it is further push away circle 66 will clamping ring 62 to the top of connecting pipe 4 is close to gradually, and is further second sealing washer 61 with connecting pipe 4 is contradicted, and it is right to have realized connecting pipe 4's fixing and sealing.

First sealing mechanism 5 includes retaining ring 51, first sealing washer 52 and draw-in groove 53, the inside relative welding at 1 both ends of return bend has the cross-section to be "L" shape structure retaining ring 51, two the lateral wall that backs on the back of the body of retaining ring 51 has been seted up the cross-section and is the trapezium structure draw-in groove 53, the inside block of draw-in groove 53 is connected with first sealing washer 52, two 4 blocks of connecting pipe in the inside of draw-in groove 53 with first sealing washer 52 is contradicted, will connecting pipe 4 slides to realize when the inside of return bend 1 connecting pipe 4 blocks arrives the inside of draw-in groove 53 has realized the tip of connecting pipe 4 with it is right that first sealing washer 52 contradicts the realization connecting pipe 4 with sealed between the return bend 1 prevents the infiltration return bend.

The minimum thickness of the connecting pipe 4 is equal to the minimum inner diameter of the clamping groove 53, the maximum thickness of the connecting pipe 4 is equal to the maximum inner diameter of the clamping groove 53, the stability of connection between the connecting pipe 4 and the retaining ring 51 is improved, and water leakage is avoided.

1 surperficial threaded connection of return bend has set

screw

2, 2 threaded connection of two sets of set screw in the one end of return bend 1 with push away the lateral wall of circle 66 and contradict, will connecting pipe 4 with return bend 1 is connected and is accomplished after will set screw 2 rotates and has been realized fixed block 65 will clamping ring 62 extrudees, has further increased it is right to push away circle 66 the pressure of clamping ring 62 has increased sealed dynamics.

Second sealing washer 61 equidistance bond in the inside wall of clamping ring 62, just the maximum diameter of connecting pipe 4 the thickness of second sealing washer 61 the clamping ring 62 reaches the thickness sum that pushes away circle 66 equals the internal diameter of return bend 1 has realized connecting pipe 4 with the stability that the elbow is connected.

The working principle of the anti-leakage geothermal elbow provided by the invention is as follows:

firstly, when the elbow 1 is used to connect a ground heat pipe, the swivel 32 is screwed to the surface of the connecting pipe 4, the connecting pipe 4 is slid into the elbow 1, when one end of the connecting pipe 4 abuts against the side wall of the retainer ring 51, the sliding of the connecting pipe 4 into the elbow 1 is stopped, the connecting pipe 4 is clamped into the clamping groove 53 on the side wall of the retainer ring 51, and then one end of the connecting pipe 4 abuts against the first sealing ring 52 in the clamping groove 53, and when the connecting pipe 4 is communicated with hot water, water leakage can be avoided preliminarily; then, rotate the change 32 has realized the change 32 lateral wall push away circle 66 to the inside removal of activity groove 67, further push away circle 66 will the clamping ring 62 extrudees, further the bonding of 62 inside wall equidistance of clamping ring second sealing washer 61 with the surface of connecting pipe 4 is contradicted, because two the lateral wall of clamping ring 62 is seted up the cross-section relatively and is the trapezium structure activity groove 67, two the internal diameter of activity groove 67 is close to 1 tip of return bend distance is greater than and is close to the distance of 1 center department of return bend, the bottom of clamping ring 62 bonds second sealing washer 61, two the inside sliding connection cross-section of activity groove 67 is the trapezium structure push away circle 66, two push away the relative lateral wall welding cross-section of circle 66 and be the triangle-shaped structure fixed block 65, two the back of the body lateral wall of clamping ring 62 is seted up and is the triangle-shaped structure fixed groove 64, the opposite side walls of the two pressing rings 62 and the inside of the fixing groove 64 are connected with the third sealing ring 63 in a clamping manner, one end, clamped inside the fixing groove 64, of the two fixing blocks 65 is abutted against the third sealing ring 63, the connecting pipe 4 and the bent pipe 1 are further sealed again, the fixing blocks 65 are clamped inside the fixing groove 64, the fixing blocks 65 are further abutted against the third sealing ring 63, and the connection stability of the fixing blocks 65 and the pressing rings 62 is improved; finally, will set screw 2 rotates to have realized will fixed block 65 will clamping ring 62 extrudees, has realized right connecting pipe 4 with the fixed seal of return bend 1.

the invention provides an anti-leakage geothermal elbow, wherein the rotation of a rotating ring 32 realizes that a pushing ring 66 on the side wall of the rotating ring 32 moves towards the inside of a movable groove 67, the pushing ring 66 further presses a pressing ring 62 downwards, the second sealing ring 61 bonded on the inner side wall of the pressing ring 62 at equal intervals is abutted against the surface of a connecting pipe 4, the movable groove 67 with a trapezoidal section is oppositely formed on the side wall of the two pressing rings 62, the distance between the inner diameters of the two movable grooves 67 close to the end part of an elbow pipe 1 is larger than the distance between the inner diameters of the two movable grooves 67 close to the center of the elbow pipe 1, the second sealing ring 61 is bonded at the bottom of the pressing ring 62, the pushing ring 66 with a trapezoidal section is connected in a sliding manner inside of the two movable grooves 67, a fixed block 65 with a triangular section is welded on the opposite side wall of the two pushing rings 66, and a fixed groove 64 with a triangular section is formed on the opposite side wall, two the lateral wall that backs on the back of the body of clamping ring 62 reaches the inside block of fixed slot 64 is connected third sealing washer 63, two fixed block 65 block in the inside one end of fixed slot 64 with third sealing washer 63 is contradicted, and further realization is right connecting pipe 4 return bend 1 seals once more, avoids leaking.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an antiseep geothermy elbow, includes return bend (1) and connecting pipe (4), its characterized in that still includes:

second sealing mechanism (6), second sealing mechanism (6) install in the both ends of return bend (1), second sealing mechanism (6) include second sealing washer (61), clamping ring (62), third sealing washer (63), fixed slot (64), fixed block (65), push away circle (66) and activity groove (67), the lateral wall welding at return bend (1) both ends clamping ring (62), two the lateral wall of clamping ring (62) is seted up the cross-section relatively and is trapezium structure activity groove (67), two the internal diameter of activity groove (67) is close to return bend (1) tip distance is greater than and is close to the distance of return bend (1) center department, the bottom of clamping ring (62) bonds second sealing washer (61), two the inside sliding connection cross-section of activity groove (67) is trapezium structure push away circle (66), two the relative lateral wall welding cross-section of pushing away circle (66) is the fixed block (65) of triangle structure, the fixing grooves (64) which are of a triangular structure are formed in the side walls, opposite to each other, of the two pressing rings (62), the inner parts of the fixing grooves (64) and the side walls, opposite to each other, of the two pressing rings (62) are connected with the third sealing ring (63) in a clamping mode, and one end, clamped in the fixing grooves (64), of the two fixing blocks (65) is abutted against the third sealing ring (63);

the two connecting pipes (4) respectively penetrate through the interior of the bent pipe (1), and the outer side walls of the two connecting pipes (4) are abutted against the second sealing ring (61);

the two fastening mechanisms (3) are respectively in threaded connection with the surfaces of the two connecting pipes (4), and opposite side walls of the two fastening mechanisms (3) are respectively welded with the opposite side walls of the two push rings (66);

first sealing mechanism (5), two first sealing mechanism (5) are located relatively the inside of return bend (1), two connecting pipe (4) are with two respectively first sealing mechanism (5) are contradicted.

2. The anti-leakage geothermal elbow according to claim 1, wherein the two fastening mechanisms (3) comprise a protrusion (31) and a swivel (32), the two ends of the elbow (1) are provided with the swivels (32) respectively screwed with the two connecting pipes (4), the opposite side walls of the two swivels (32) are respectively welded with the push ring (66), and the surface of the two swivels (32) is provided with the protrusion (31) at equal distance.

3. The anti-leakage geothermal elbow according to claim 1, wherein the first sealing mechanism (5) comprises a retaining ring (51), a first sealing ring (52) and a clamping groove (53), the retaining rings (51) with the L-shaped cross-section are welded inside the two ends of the elbow (1), the clamping grooves (53) with the trapezoidal cross-section are formed on the opposite side walls of the two retaining rings (51), the first sealing ring (52) is clamped and connected inside the clamping groove (53), and the two connecting pipes (4) are clamped and connected inside the clamping groove (53) and abut against the first sealing ring (52).

4. The anti-leakage geothermal elbow according to claim 3, wherein one end of the wall of the connecting pipe (4) is clamped in the clamping groove (53).

5. The anti-leakage geothermal elbow according to claim 1, wherein the surface of the elbow (1) is connected with fixing screws (2) in a threaded manner, and two groups of fixing screws (2) are connected with one end of the elbow (1) in a threaded manner and are abutted against the side wall of the push ring (66).

6. The anti-leakage geothermal elbow according to claim 1, wherein the second sealing ring (61) is bonded to the inner side wall of the pressing ring (62) at equal distance, and the sum of the maximum diameter of the connecting pipe (4), the thickness of the second sealing ring (61), the thickness of the pressing ring (62) and the thickness of the pushing ring (66) is equal to the inner diameter of the elbow (1).