High-pressure-resistant and wear-resistant gas rubber pipeline

Abstract

The utility model discloses a gas rubber pipeline resistant to high pressure and abrasion, which comprises two pipelines, one ends, close to each other, of the two pipelines are both fixedly connected with connectors, the number of the connectors is two, the two connectors are fixedly connected through bolts, sealing rings are attached to the inner walls of the two connectors, and the sealing rings are fixedly connected with the two pipelines through bolts. The number of the sealing rings is two, and the two sealing rings are attached to each other. According to the high-pressure-resistant and wear-resistant gas rubber pipeline, through cooperation of the hollow column, the annular plate, the transverse column, the connecting plate and the spring, two sealing rings are mutually tightened, and the problem that when an existing gas rubber pipeline conveys gas, due to the fact that the sealing rings in a connector are affected by the air temperature, the sealing rings cannot be tightly connected is solved. And the problems that the rebounding effect of the sealing ring is reduced, a gap is formed between the connectors, and the air leakage condition occurs due to the fact that thermal expansion and cold contraction occur in the prior art are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline technical field, concretely is a kind of gas rubber pipeline of high pressure wear resistance. BACKGROUND

[0002] Gas rubber pipeline refers to the pipe for gas conveying, commonly used in gas welding, gas cutting, various gas shielded welding, plasma arc welding and cutting, and the rubber pipeline has the effect of high pressure wear resistance.

[0003] The existing gas rubber pipeline is connected by connecting head when in use, to transport gas;

[0004] However, the existing gas rubber pipeline will cause the sealing ring inside the connecting head to be affected by air temperature, thermal expansion and cold shrinkage, resulting in reduced sealing ring rebound effect, causing gaps between the connecting heads, and gas leakage. UTILITY MODEL CONTENTS

[0005] To solve the problem of the existing gas rubber pipeline, the utility model provides a kind of gas rubber pipeline of high pressure wear resistance, which solves the problem of the existing gas rubber pipeline, the sealing ring inside the connecting head is affected by air temperature, thermal expansion and cold shrinkage, resulting in reduced sealing ring rebound effect, causing gaps between the connecting heads, and gas leakage.

[0006] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of gas rubber pipeline of high pressure wear resistance, including pipeline, the number of pipeline is two, the end of two pipelines is close to each other and is fixedly connected with connecting head, the number of connecting head is two, two connecting heads are fixedly connected by bolt, the inner wall of two connecting heads is attached with sealing ring, the number of sealing ring is two, two sealing rings are attached to each other, gas rubber pipeline of high pressure wear resistance still includes tight mechanism, tight mechanism is all set up in the outer wall of two connecting heads;Reinforcing mechanism is all set up in the outside of two connecting heads;Pressure-resistant wear-resistant mechanism is all set up in the inside of two pipelines;Wherein, sealing ring is tightened and reinforced two connecting heads by tight mechanism and reinforcing mechanism respectively, and the pressure-resistant wear-resistant effect of pipeline is improved by pressure-resistant wear-resistant mechanism.

[0007] Preferably, the tightening mechanism comprises a hollow column fixedly connected to the outer wall of the two connecting heads, a ring-shaped plate attached to the side of the two sealing rings away from each other, a cross column extending into the hollow column and penetrating through the inside of the connecting head and movably connected to the connecting head, the end of the cross column being attached to the side of the ring-shaped plate away from the sealing ring, a connecting plate fixedly connected to the outer wall of the cross column, and a spring having two ends respectively mounted to the outer wall of the connecting plate and the inner wall of the hollow column and sleeved on the outer wall of the cross column, wherein the spring drives the cross column to move, thereby moving the ring-shaped plate to contact the sealing rings and tightening the two sealing rings.

[0008] Preferably, the reinforcing mechanism comprises a recessed plate inserted into the outer wall of the two connecting heads, a threaded hole formed in the inner wall of the two connecting heads, a threaded stud threadedly connected to the inner wall of the recessed plate and the inner wall of the threaded hole, a knob fixedly connected to the beginning of the threaded stud, and a positioning portion arranged outside the recessed plate, wherein the recessed plate is inserted into the two connecting heads, the threaded stud is rotated into the threaded hole under the drive of the knob, and the recessed plate is fixed, thereby reinforcing the two connecting heads.

[0009] Preferably, the positioning portion comprises a positioning hole formed in the inner wall of the two connecting heads, and a positioning rod fixedly connected to the inner wall of the recessed plate and inserted into the inner wall of the positioning hole, wherein the positioning rod is inserted into the positioning hole under the drive of the recessed plate, thereby positioning the recessed plate.

[0010] Preferably, the inner wall of one connecting head is fixedly connected with a plug block inserted into the inner wall of the other connecting head.

[0011] Preferably, the pressure-resistant and wear-resistant mechanism comprises an inner lining fixedly connected to the inner wall of the pipeline, a pressure-resistant layer fixedly connected to the outer wall of the inner lining, and a wear-resistant layer fixedly connected to the outer wall of the pressure-resistant layer, wherein the pressure-resistant layer and the wear-resistant layer improve the high-pressure resistance and wear resistance of the pipeline.

[0012] Advantages

[0013] The utility model provides a kind of gas rubber pipeline of high-pressure wear resistance. It has the following advantages: the gas rubber pipeline of high-pressure wear resistance, by the cooperation of hollow column, ring-shaped plate, cross column, connecting plate and spring, two sealing rings are tightened each other, solve the problem that the sealing ring in the connecting head is affected by temperature when the existing gas rubber pipeline transports gas, thermal expansion and cold shrinkage occur, the sealing ring rebound effect is reduced, and gaps appear between the connecting heads, causing gas leakage.

[0014] By the cooperation of recessed plate, threaded hole, threaded stud, knob and positioning portion, the two connecting heads are reinforced, solving the problem that the pipeline may shake and the bolt may also shake when transporting gas, causing the bolt to loosen and reducing the firmness between the two connecting heads. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the appearance of the utility model;

[0017] Figure 3 It is Figure 1 It is a structural schematic diagram of the hollow column, the cross column and the spring;

[0018] Figure 4 It is Figure 1 It is a structural schematic diagram of the concave plate, the stud and the knob.

[0019] In the figure: 1, pipeline; 2, connecting head; 3, sealing ring; 4, pressure and wear resistance mechanism; 41, inner lining; 42, pressure resistance layer; 43, wear resistance layer; 5, tightness mechanism; 51, hollow column; 52, annular plate; 53, cross column; 54, connecting plate; 55, spring; 6, reinforcing mechanism; 61, concave plate; 62, threaded hole; 63, stud; 64, knob; 65, positioning part; 651, positioning rod; 652, positioning hole; 7, plug block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] The existing gas rubber pipeline appears thermal expansion and cold shrinkage when conveying gas, which leads to reduced elastic recovery of the sealing ring, causes gaps between the connecting heads, and results in gas leakage.

[0022] Therefore, the utility model provides a high-pressure and wear-resistant gas rubber pipeline, which realizes mutual tightness of two sealing rings by cooperation of the hollow column, the annular plate, the cross column, the connecting plate and the spring, solves the problem that the existing gas rubber pipeline appears thermal expansion and cold shrinkage when conveying gas, which leads to reduced elastic recovery of the sealing ring, causes gaps between the connecting heads, and results in gas leakage.

[0023] The parts in the case are connected in sequence by those skilled in the art, and the specific connection and operation sequence should be referred to the following working principle. The detailed connection means is the known technology in the art, and the following mainly introduces the working principle and process.

[0024] Embodiment one: by Figures 1-4 It is known that a high-pressure wear-resistant gas rubber pipeline, comprising a pipeline 1, the number of pipeline 1 is two, two pipeline 1 close to each other end are fixedly connected with the connector 2, the number of connector 2 is two, in the process of connecting two pipeline 1, the staff moves the pipeline 1, two pipeline 1 drive connector 2 moves, two connector 2 contact together, two connector 2 between through bolt fixed connection, staff in turn rotate the bolt on the connector 2, two connector 2 fixed, to transport gas, the inner wall of two connector 2 is attached with sealing ring 3, the number of sealing ring 3 is two, two sealing ring 3 between each other, two connector 2 drive two sealing ring 3 moves, make two sealing ring 3 fit together, improve the sealing property of two connector 2, high pressure wear-resistant gas rubber pipeline also includes tight mechanism 5, reinforcing mechanism 6 and pressure wear-resistant mechanism 4, tight mechanism 5 are arranged in the outer wall of two connector 2; reinforcing mechanism 6 are arranged in the outside of two connector 2; pressure wear-resistant mechanism 4 are arranged in the inside of two pipeline 1; wherein, through tight mechanism 5 and reinforcing mechanism 6 respectively tight and reinforce two connector 2 of sealing ring 3, through pressure wear-resistant mechanism 4 improves the pressure wear-resistant effect of pipeline 1;

[0025] In the specific implementation process, it is worth pointing out that, in the process of connecting two pipeline 1, the staff moves the pipeline 1, two pipeline 1 drive connector 2 moves, two connector 2 contact together, two connector 2 drive two sealing ring 3 moves, make two sealing ring 3 fit together, improve the sealing property of two connector 2, after finishing, staff in turn rotate the bolt on the connector 2, two connector 2 fixed, to transport gas;

[0026] Specifically, in the process of connecting two pipeline 1, the staff moves the pipeline 1, two pipeline 1 drive connector 2 moves, two connector 2 contact together, two connector 2 drive two sealing ring 3 moves, make two sealing ring 3 fit together, after finishing, staff in turn rotate the bolt on the connector 2, two connector 2 fixed, to transport gas.

[0027] Embodiment two: by Figures 1-4It can be known that the progressive tightening mechanism 5 comprises a hollow column 51, an annular plate 52, a cross column 53, a connecting plate 54 and a spring 55. When the two connecting heads 2 are fixed together, the sealing ring 3 extrudes the annular plate 52, so that the spring 55 is compressed. The hollow column 51 is fixedly connected to the outer wall of the two connecting heads 2. The annular plate 52 is attached to the side of the two sealing rings 3 away from each other. The cross column 53 is attached to the outer wall of the annular plate 52, thereby driving the annular plate 52 to move. The two annular plates 52 extrude the two sealing rings 3. The cross column 53 extends to the inside of the hollow column 51 and penetrates the inside of the connecting head 2, and is movably connected with the connecting head 2. The end of the cross column 53 is attached to the side of the annular plate 52 away from the sealing ring 3. The connecting plate 54 is fixedly connected to the outer wall of the cross column 53. The connecting plate 54 drives the cross column 53 to move. The cross column 53 is limited in the connecting head 2. The spring 55 is installed at the outer wall of the connecting plate 54 and the inner wall of the hollow column 51 respectively. When the two connecting heads 2 are fixed, the spring 55 rebounds. The connecting plate 54 is driven to move by the elastic force. The connecting plate 54 is sleeved on the outer wall of the cross column 53. The elastic force of the spring 55 drives the cross column 53 to move, so that the annular plate 52 moves and contacts the sealing ring 3, thereby extruding the two sealing rings 3.

[0028] In the specific implementation process, it is particularly worth pointing out that when the two connecting heads 2 are fixed together, the sealing ring 3 extrudes the annular plate 52, so that the spring 55 is compressed. When the two connecting heads 2 are fixed, the spring 55 rebounds. The connecting plate 54 is driven to move by the elastic force. The connecting plate 54 drives the cross column 53 to move. The cross column 53 is limited in the connecting head 2. The cross column 53 is attached to the outer wall of the annular plate 52, thereby driving the annular plate 52 to move. The two annular plates 52 extrude the two sealing rings 3, thereby realizing the progressive extrusion of the two sealing rings 3.

[0029] Further, the reinforcing mechanism 6 comprises a concave plate 61, a threaded hole 62, a stud 63, a knob 64 and a positioning part 65. The concave plate 61 is inserted into the outer wall of the two connecting heads 2. When the two connecting heads 2 are fixed, the worker moves the concave plate 61. The concave plate 61 drives the stud 63 to move. The concave plate 61 is inserted into the two connecting heads 2. The threaded hole 62 is formed in the inner wall of the two connecting heads 2. The stud 63 is threadedly connected to the inner wall of the concave plate 61 and the inner wall of the threaded hole 62 respectively. The stud 63 is rotated into the threaded hole 62 to fix the concave plate 61. The knob 64 is fixedly connected to the beginning end of the stud 63. The worker rotates the knob 64 in sequence. The knob 64 drives the stud 63 to move. The positioning part 65 is arranged outside the concave plate 61. The concave plate 61 is inserted into the two connecting heads 2. The stud 63 is rotated into the threaded hole 62 under the drive of the knob 64 to fix the concave plate 61, thereby reinforcing the two connecting heads 2.

[0030] In the implementation process, it is worth pointing out that when the two connectors 2 are fixed, the staff moves the concave plate 61, which drives the stud 63 to move, inserts the concave plate 61 into the two connectors 2, and then rotates the knob 64 to drive the stud 63 to move and rotate into the threaded hole 62, thereby fixing the concave plate 61 and reinforcing the two connectors 2;

[0031] Further, the positioning part 65 includes a positioning hole 652 and a positioning rod 651. The positioning hole 652 is arranged on the inner wall of the two connectors 2. The positioning rod 651 is fixedly connected to the inner wall of the concave plate 61 and is inserted into the inner wall of the positioning hole 652. When the concave plate 61 moves, the concave plate 61 drives the positioning rod 651 to move and insert the positioning rod 651 into the positioning hole 652, thereby positioning the concave plate 61. The positioning rod 651 is driven by the concave plate 61 to insert into the positioning hole 652 and position the concave plate 61.

[0032] In the implementation process, it is worth pointing out that when the concave plate 61 moves, the concave plate 61 drives the positioning rod 651 to move and insert the positioning rod 651 into the positioning hole 652, thereby positioning the concave plate 61.

[0033] Further, the inner wall of one connector 2 is fixedly connected with an insertion block 7, which is inserted into the inner wall of the other connector 2. When the two connectors 2 are in contact, the left connector 2 drives the insertion block 7 to move and insert the insertion block 7 into the insertion hole in the inner wall of the right connector 2, thereby positioning the two connectors 2.

[0034] In the implementation process, it is worth pointing out that when the two connectors 2 are in contact, the left connector 2 drives the insertion block 7 to move and insert the insertion block 7 into the insertion hole in the inner wall of the right connector 2, thereby positioning the two connectors 2.

[0035] Specifically, when the two connectors 2 contact, the left connector 2 drives the plug 7 to move, and the plug 7 is inserted into the insertion hole in the inner wall of the right connector 2 to position the two connectors 2. At this time, the sealing ring 3 extrudes the annular plate 52, so that the spring 55 is compressed. When the two connectors 2 are fixed, the spring 55 rebounds, drives the connecting plate 54 to move through the elastic force, the connecting plate 54 drives the horizontal column 53 to move, the horizontal column 53 moves in the connector 2, the horizontal column 53 is attached to the outer wall of the annular plate 52, thereby driving the annular plate 52 to move, and the two annular plates 52 extrude the two sealing rings 3. When the two connectors 2 are fixed, the worker moves the concave plate 61, the concave plate 61 drives the positioning rod 651 to move, and the positioning rod 651 is inserted into the positioning hole 652. The concave plate 61 drives the stud 63 to move, inserts the concave plate 61 into the two connectors 2, and then rotates the knob 64 in sequence. The knob 64 drives the stud 63 to move, rotates the stud 63 into the threaded hole 62, and fixes the concave plate 61. The two connectors 2 are reinforced.

[0036] Embodiment three: by Figure 1 and 2 It can be seen that the pressure and wear-resistant mechanism 4 comprises an inner liner 41, a pressure-resistant layer 42 and a wear-resistant layer 43, the inner liner 41 and the pressure-resistant layer 42 are hot-melted together, the pressure-resistant layer 42 and the wear-resistant layer 43 are hot-melted together, and the inner liner 41 is fixedly connected to the inner wall of the pipeline 1. The material of the inner liner 41 is butyl rubber, which has wear resistance, corrosion resistance and acid and alkali resistance. The pressure-resistant layer 42 is fixedly connected to the outer wall of the inner liner 41. The material of the pressure-resistant layer 42 is carbon fiber, which is woven into the shape of the pipeline 1 to improve the high-pressure resistance of the pipeline 1. The wear-resistant layer 43 is fixedly connected to the outer wall of the pressure-resistant layer 42. The material of the wear-resistant layer 43 is neoprene, which has good tensile property and wear resistance and can adapt to higher temperature changes to improve the wear resistance of the pipeline 1. The pressure-resistant layer 42 and the wear-resistant layer 43 improve the high-pressure wear resistance of the pipeline 1.

[0037] In the specific implementation process, it is particularly worth pointing out that the inner liner 41 and the pressure-resistant layer 42 are hot-melted together, the pressure-resistant layer 42 and the wear-resistant layer 43 are hot-melted together, the material of the inner liner 41 is butyl rubber, which has wear resistance, corrosion resistance and acid and alkali resistance, the material of the pressure-resistant layer 42 is carbon fiber, which is woven into the shape of the pipeline 1 to improve the high-pressure resistance of the pipeline 1, and the material of the wear-resistant layer 43 is neoprene, which has good tensile property and wear resistance and can adapt to higher temperature changes to improve the wear resistance of the pipeline 1. The pressure-resistant layer 42 and the wear-resistant layer 43 improve the high-pressure wear resistance of the pipeline 1.

[0038] Specifically, the material of the inner lining 41 is butyl rubber, the butyl rubber has wear resistance, corrosion resistance and acid and alkali resistance, the material of the pressure resistant layer 42 is carbon fiber, the carbon fiber is woven into the shape of the pipeline 1, the wear resistant layer 43 is made of neoprene, the neoprene has good tensile property and wear resistance, can adapt to higher temperature change, improves the wear resistance of the pipeline 1, realizes the effect of improving the wear resistance and high pressure resistance of the pipeline 1.

[0039] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, inclusion of an element in a list of elements does not exclude other identical elements not expressly listed or inherent to the process, method, article, or apparatus.

[0040] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connecting" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited, the above-mentioned terms in the present application can be understood according to the specific meaning of the above-mentioned terms in the present application by the person skilled in the art according to the specific situation.

[0041] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high pressure resistant and wear resistant gas rubber line comprising a pipe (1), characterized in that: The number of the pipeline (1) is two, and one end of the two pipeline (1) is fixedly connected with a connector (2), the number of the connector (2) is two, the two connectors (2) are fixedly connected through bolts, the inner wall of the two connectors (2) is attached with a sealing ring (3), the number of the sealing ring (3) is two, the two sealing rings (3) are attached with each other, and the high-pressure-resistant and wear-resistant gas rubber pipeline further comprises: The tightening mechanism (5) is arranged on the outer wall of the two connectors (2); The reinforcing mechanism (6) is arranged on the outside of the two connectors (2); The pressure-resistant and wear-resistant mechanism (4) is arranged in the two pipeline (1); Wherein, the sealing ring (3) is tightened and reinforced by the tightening mechanism (5) and the reinforcing mechanism (6) of the two connectors (2), and the pressure-resistant and wear-resistant effect of the pipeline (1) is improved by the pressure-resistant and wear-resistant mechanism (4).

2. A high pressure and abrasion resistant air rubber hose according to claim 1, characterized in that: The tightening mechanism (5) comprises: The hollow column (51) is fixedly connected to the outer wall of the two connectors (2); The annular plate (52) is attached to one side of the two sealing rings (3) away from each other; The cross column (53) extends into the inside of the hollow column (51), penetrates the inside of the connector (2), and is movably connected with the connector (2), and the end of the cross column (53) is attached to one side of the annular plate (52) away from the sealing ring (3); The connecting plate (54) is fixedly connected to the outer wall of the cross column (53); The spring (55) is mounted at the outer wall of the connecting plate (54) and the inner wall of the hollow column (51), and is sleeved on the outer wall of the cross column (53); Wherein, the cross column (53) is driven to move by the elastic force of the spring (55), so that the annular plate (52) moves and contacts the sealing ring (3), and the two sealing rings (3) are tightened.

3. A high pressure and abrasion resistant air rubber hose according to claim 1, characterized in that: The reinforcing mechanism (6) comprises: The recessed plate (61) is inserted into the outer wall of the two connectors (2); The threaded hole (62) is formed in the inner wall of the two connectors (2); The stud (63) is threadedly connected to the inner wall of the recessed plate (61) and the inner wall of the threaded hole (62); The knob (64) is fixedly connected to the beginning end of the stud (63); The positioning part (65) is arranged on the outside of the recessed plate (61); Wherein, the recessed plate (61) is inserted into the two connectors (2), the stud (63) is rotated into the threaded hole (62) under the drive of the knob (64), the recessed plate (61) is fixed, and the two connectors (2) are reinforced.

4. A high pressure and abrasion resistant air rubber hose according to claim 3, characterized in that: The positioning part (65) comprises: The positioning hole (652) is formed in the inner wall of the two connectors (2); The positioning rod (651) is fixedly connected to the inner wall of the recessed plate (61) and is inserted into the inner wall of the positioning hole (652). The positioning rod (651) is inserted into the positioning hole (652) under the driving of the recessed plate (61), and the recessed plate (61) is positioned.

5. A high pressure and abrasion resistant air rubber hose according to claim 1, characterized in that: An inner wall of one connector (2) is fixedly connected with an insertion block (7), and the insertion block (7) is inserted into an inner wall of another connector (2).

6. A high pressure and abrasion resistant air rubber hose according to claim 1, characterized in that: The pressure-resistant and wear-resistant mechanism (4) comprises: An inner liner (41) is fixedly connected to an inner wall of the pipeline (1); A pressure-resistant layer (42) is fixedly connected to an outer wall of the inner liner (41); A wear-resistant layer (43) is fixedly connected to an outer wall of the pressure-resistant layer (42); The pressure-resistant layer (42) and the wear-resistant layer (43) improve the high-pressure resistance and wear resistance of the pipeline (1).

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