Natural gas long-distance transportation pipeline and valve chamber transportation and distribution device

Abstract

The utility model relates to the technical field of natural gas pipeline devices, and discloses a natural gas long-distance transportation pipeline and valve chamber transportation and distribution device which comprises a ball valve body, the left side and the right side of the ball valve body are both communicated with connecting flanges, the top end of the ball valve body is fixedly connected with a fixing column, and the top end of the fixing column is communicated with a limiting column. And a sealing sleeve is fixedly connected to the top end of the limiting column, an adjusting handle is rotatably connected to the inner wall of the sealing sleeve, a movable disc is slidably connected to the bottom of the inner wall of the ball valve body, a plurality of limiting rods are fixedly connected to the bottom end of the movable disc, and bases are fixedly connected to the bottom ends of the multiple limiting rods. According to the utility model, the disc handle is rotated to drive the bevel gear to synchronously rotate and be meshed with the bevel gear, so that the bevel gear rotates around the axis, the threaded rod rotates along with the bevel gear, and the movable disc axially moves along the threaded rod, thereby quickly adjusting the ball valve body, ensuring the ground height adaptability and ensuring the smooth transportation of natural gas.

Description

TECHNICAL FIELD

[0001] The utility model relates to natural gas pipeline device technical field especially relates to a natural gas long -distance pipeline and valve chamber delivery and distribution device. BACKGROUND

[0002] In the modern energy supply system, the natural gas long-distance pipeline and valve chamber delivery and distribution device bears a vital role, this kind of device is responsible for transporting natural gas from gas source through long pipeline to each demand area, and through the valve chamber, the pressure, flow parameter of natural gas is accurately regulated, ensures its safe, stable and efficient arrival terminal user, is the key infrastructure link of guaranteeing natural gas energy to be widely used.

[0003] The early natural gas long-distance pipeline and valve chamber delivery and distribution device mainly consists of simple straight pipe, ordinary valve and basic support structure, in actual operation, the valve adjustment precision is poor, the pipeline connection seal is unreliable, with the development of technology, the existing delivery and distribution device has significantly improved in structure, adopts intelligent regulating valve to improve the precision of flow and pressure regulation, uses new type sealing material and structure to enhance the sealing of pipeline connection, however, the existing delivery and distribution device still has obvious deficiency in installation link, in actual installation process, due to the topographic difference of different sections and the adaptation demand with surrounding supporting facilities, the installation height of device often needs to be flexibly adjusted, the existing delivery and distribution device mostly adopts fixed specification support structure, if the height needs to be changed during installation, the support part needs to be complicatedly reformed on site, this not only consumes a lot of manpower, material resources and time, and due to the limitation of on-site operation, it is difficult to realize accurate height adjustment, leads to the device after installation difficult to achieve ideal operation state, further affects the stability and operation efficiency of entire natural gas conveying system. CONTENT OF UTILITY MODEL

[0004] In order to make up for above insufficient, the utility model provides a natural gas long-distance pipeline and valve chamber delivery and distribution device, aims at improving the problem that the delivery and distribution device in prior art mostly adopts fixed specification support structure, due to the limitation of on-site operation, it is difficult to realize accurate height adjustment.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a natural gas long -distance pipeline and valve chamber delivery and distribution device, including ball valve body, the left and right sides of ball valve body are all communicated with the connecting flange, the top of ball valve body is fixedly connected with fixed column, the top of fixed column is communicated with the limiting column, the top of limiting column is fixedly connected with the sealing sleeve, the inner wall of sealing sleeve is rotatably connected with the adjusting handle, the inner wall bottom of ball valve body is slidably connected with the moving disc, the bottom of moving disc is fixedly connected with a plurality of limit rods, the bottom of a plurality of limit rods is all fixedly connected with the base, the front bottom of ball valve body is rotatably connected with disc handle, the rear side of disc handle is fixedly connected with bevel gear and is penetrated through ball valve body, the outer wall of bevel gear is engagedly connected with bevel gear, the inner wall of bevel gear is fixedly connected with threaded rod, the outer wall of threaded rod is threadedly connected with the inner wall of moving disc, the rear side of ball valve body is provided with heating mechanism, and the heating mechanism is used to heat in cold weather, prevents being frozen.

[0006] As a further description of the above technical solution:

[0007] The heating mechanism includes a controller, the front side of the controller is fixedly connected to the rear side of the ball valve body, the top end of the controller is fixedly connected with a rubber sleeve, the inner wall of the rubber sleeve is fixedly connected with a connecting line, the other end of the connecting line is fixedly connected with a heating ring and penetrates through the fixed column, the outer wall right side of the fixed column is rotatably connected with a heat conduction plate, the top end of the heat conduction plate is provided with a bayonet, and the inner wall of the bayonet is engaged with the outer wall of the adjusting handle.

[0008] As a further description of the above technical solution:

[0009] The front end of the ball valve body is provided with an observation window, and the outer wall of the observation window is fixedly connected with an outer frame.

[0010] As a further description of the above technical solution:

[0011] The outer side of the limiting column is communicated with an adjusting valve, and the front side of the adjusting valve is fixedly connected with a pressure gauge.

[0012] As a further description of the above technical solution:

[0013] The front side of the limiting column is fixedly connected with a nameplate, and the rear side of the controller is fixedly connected with a warning mark block.

[0014] As a further description of the above technical solution:

[0015] The outer wall of the connecting flange is fixedly connected with a sealing ring, and the outer wall size of the sealing ring is smaller than the outer wall size of the connecting flange.

[0016] As a further description of the above technical solutions:

[0017] The bottom end of the moving disc is fixedly connected with a damping spring, and the other end of the damping spring is fixedly connected with the top end of the base.

[0018] As a further description of the above technical solutions:

[0019] The inner wall of the connecting flange is provided with a plurality of bolts, and the bolts are equidistantly arranged on the inner wall of the connecting flange.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1. In the utility model, the valve flow is adjusted by rotating the adjusting handle. During installation, the disc handle is rotated to drive the conical gear to rotate synchronously, the conical gear is meshed to make the conical gear rotate around the axis, the threaded rod rotates, and the moving disc moves along the threaded rod in the axial direction, so that the ball valve body is quickly adjusted, the ground height adaptability is ensured, and the smooth conveying of natural gas is ensured.

[0022] 2. In the utility model, the heating is started by the controller, the control signal is sent to the heating mechanism, the rubber sleeve protects the connecting line and provides insulation, the connecting line delivers electric energy to the heating ring, the latter surrounds the fixed column and generates heat, the heat conduction plate conducts heat to the upper side of the ball valve body and the adjusting handle, the freezing of the ball valve body and the adjusting handle under low temperature is prevented, and the normal operation of the conveying and distributing device is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A perspective view of a natural gas long-distance pipeline and valve chamber conveying and distributing device is provided for the utility model;

[0024] Figure 2 A front view of a natural gas long-distance pipeline and valve chamber conveying and distributing device is provided for the utility model;

[0025] Figure 3 A rear view of a natural gas long-distance pipeline and valve chamber conveying and distributing device is provided for the utility model;

[0026] Figure 4 A sectional view of a natural gas long-distance pipeline and valve chamber conveying and distributing device is provided for the utility model;

[0027] Figure 5 A heating mechanism schematic view of a natural gas long-distance pipeline and valve chamber conveying and distributing device is provided for the utility model.

[0028] LEGEND:

[0029] 1, ball valve body; 2, heating mechanism; 201, controller; 202, rubber sleeve; 203, connecting line; 204, heating ring; 205, heat conduction plate; 206, bayonet; 3, connecting flange; 4, fixed column; 5, limiting column; 6, sealing sleeve; 7, adjusting handle; 8, base; 9, limiting rod; 10, moving disc; 11, threaded rod; 12, disc handle; 13, bevel gear; 14, bevel gear; 15, observation window; 16, outer frame; 17, regulating valve; 18, pressure gauge; 19, nameplate; 20, warning sign block; 21, sealing ring; 22, shock absorbing spring; 23, bolt. DETAILED DESCRIPTION

[0030] 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.

[0031] Referring to Figure 1 , Figure 2 and Figure 4 , the utility model provides an embodiment: a kind of natural gas long-distance pipeline and valve chamber delivery device, including ball valve body 1, the left and right sides of ball valve body 1 are communicated with connecting flange 3, the top of ball valve body 1 is fixedly connected with fixed column 4, the top of fixed column 4 is communicated with limiting column 5, the top of limiting column 5 is fixedly connected with sealing sleeve 6, the inner wall of sealing sleeve 6 is rotatably connected with adjusting handle 7, rotating adjusting handle 7, the flow of valve can be adjusted, the inner wall bottom of ball valve body 1 is slidably connected with moving disc 10, the bottom of moving disc 10 is fixedly connected with a plurality of limiting rods 9, the bottom of a plurality of limiting rods 9 is fixedly connected with base 8, the front bottom of ball valve body 1 is rotatably connected with disc handle 12, the rear side of disc handle 12 penetrates ball valve body 1 and is fixedly connected with bevel gear 13, bevel gear 13 is meshingly connected with bevel gear 14 on outer wall, bevel gear 14 is fixedly connected with threaded rod 11 on inner wall, threaded rod 11 is threadedly connected with the inner wall of moving disc 10 on outer wall, disc handle 12 is driven to rotate synchronously with bevel gear 13, bevel gear 13 and bevel gear 14 outer wall are mutually meshed, the rotation of bevel gear 13 drives bevel gear 14 to rotate around its axis, while threaded rod 11 also rotates, when threaded rod 11 rotates, moving disc 10 will move up and down along the axial direction of threaded rod 11, the rear side of ball valve body 1 is provided with heating mechanism 2, heating mechanism 2 is used to heat in cold weather, to prevent it from being frozen;

[0032] Specifically, the operator rotates the adjusting handle 7 to adjust the flow of the valve. During installation, the disc handle 12 is rotated, and the rotation of the disc handle 12 drives the cone-shaped gear 13 to rotate synchronously. The cone-shaped gear 13 is in mesh with the outer wall of the bevel gear 14, and the rotation of the cone-shaped gear 13 drives the bevel gear 14 to rotate around its own axis. At the same time, the threaded rod 11 also rotates. When the threaded rod 11 rotates, the moving disc 10 moves up and down along the axial direction of the threaded rod 11, so that the ball valve body 1 can be quickly adjusted according to the ground level during installation, ensuring smooth transportation of natural gas in the pipeline system.

[0033] Referring to Figure 3 and Figure 5 The heating mechanism 2 comprises a controller 201. The controller 201 is used to start the heating function and provide a control signal for the entire heating mechanism 2. The front side of the controller 201 is fixedly connected to the rear side of the ball valve body 1. The top end of the controller 201 is fixedly connected with a rubber sleeve 202. The rubber sleeve 202 protects and insulates the connecting wire 203. The inner wall of the rubber sleeve 202 is fixedly connected with the connecting wire 203. The connecting wire 203 transmits electric energy from the controller 201 to the heating ring 204. The other end of the connecting wire 203 penetrates through the fixed column 4 and is fixedly connected with the heating ring 204. The heating ring 204 is wrapped around the outer wall of the fixed column 4. After being electrified, the heating ring 204 generates heat. The outer wall of the right side of the fixed column 4 is rotatably connected with a heat-conducting plate 205. The heat-conducting plate 205 can conduct the heat generated by the heating ring 204 to the ball valve body 1. The top end of the heat-conducting plate 205 is provided with a bayonet 206. The inner wall of the bayonet 206 is engaged with the outer wall of the adjusting handle 7.

[0034] Specifically, in cold weather, the operator starts the heating function through the controller 201 to provide a control signal for the entire heating mechanism 2. The rubber sleeve 202 at the top end of the controller 201 protects and insulates the connecting wire 203. The connecting wire 203 transmits electric energy from the controller 201 to the heating ring 204. The heating ring 204 is wrapped around the outer wall of the fixed column 4. After being electrified, the heating ring 204 generates heat. The heat-conducting plate 205 can conduct the heat generated by the heating ring 204 to the ball valve body 1, thereby heating the ball valve body 1. This prevents the freezing of natural gas in a low-temperature environment and ensures the normal operation of the delivery device.

[0035] Referring to Figure 1 , Figure 2 and Figure 4The middle part of the front end of the ball valve body 1 is provided with an observation window 15, the observation window 15 can enable the operator to directly observe the running condition inside the ball valve body 1, the outer wall of the observation window 15 is fixedly connected with an outer frame 16, the outer frame 16 can prevent the observation window 15 from being damaged due to external collision; the outer side of the limiting column 5 is communicated with an adjusting valve 17, the adjusting valve 17 can accurately adjust the key parameters of the flow and pressure of the natural gas, the front side of the adjusting valve 17 is fixedly connected with a pressure gauge 18, the pressure gauge 18 can directly understand the current natural gas pressure condition; the front side of the limiting column 5 is fixedly connected with a nameplate 19, the nameplate 19 can enable the staff to quickly and accurately obtain the equipment related data, the rear side of the controller 201 is fixedly connected with a warning mark block 20, the warning mark block 20 can remind the staff of the safety matters needing attention when operating the controller 201;

[0036] Specifically, the observation window 15 can enable the operator to directly observe the running condition inside the ball valve body 1, the outer frame 16 can prevent the observation window 15 from being damaged due to external collision, and ensure that it can continuously and normally play the observation function, the adjusting valve 17 can accurately adjust the key parameters of the flow and pressure of the natural gas to adapt to the changes of different sections of the long-distance pipeline and different user demands, the pressure gauge 18 can directly understand the current natural gas pressure condition, and then judge whether the adjusting effect of the adjusting valve 17 meets the requirements, so as to timely further adjust the adjusting valve 17, ensure that the pressure control of the whole conveying and distributing device is within a reasonable range, the nameplate 19 can enable the staff to quickly and accurately obtain the equipment related data, improve the work efficiency, and the warning mark block 20 can remind the staff of the safety matters needing attention when operating the controller 201.

[0037] Referring to Figure 1 , Figure 2 and Figure 4 , the outer wall of the connecting flange 3 is fixedly connected with a sealing ring 21, the sealing ring 21 can ensure that the connection part has good sealing performance during the pipeline connection process, the outer wall size of the sealing ring 21 is smaller than the outer wall size of the connecting flange 3, so that the sealing ring 21 will not protrude from the outer wall of the connecting flange 3 after installation; the bottom end of the moving disc 10 is fixedly connected with a damping spring 22, the other end of the damping spring 22 is fixedly connected with the top end of the base 8, and the damping spring 22 can absorb and disperse the pipeline vibration caused by the flow of natural gas and the mechanical vibration generated by the equipment operation; the inner wall of the connecting flange 3 is provided with a plurality of bolts 23, the bolts 23 can tightly fix the two sections of the pipelines to be connected together, the equidistant arrangement of the bolts 23 on the inner wall of the connecting flange 3 can ensure that the connecting flange 3 is uniformly fastened in all directions;

[0038] Specifically, the sealing ring 21 can ensure good sealing performance of the connection during the pipeline connection process, and the outer wall size of the sealing ring 21 is smaller than the outer wall size of the connecting flange 3, so that the sealing ring 21 does not protrude from the outer wall of the connecting flange 3 after installation, thereby avoiding damage to the sealing ring 21 due to external impact and other factors during operation of the device, ensuring that the sealing ring 21 can always effectively play a sealing role, ensuring the safety and stability of natural gas transportation, the shock-absorbing spring 22 can absorb and disperse pipeline vibrations caused by natural gas flow and mechanical vibrations generated by equipment operation, and the bolts 23 can tightly fix the two pipelines to be connected together, and the equidistantly arranged bolts 23 can ensure that the connecting flange 3 is uniformly fastened in all directions, avoiding gaps or looseness at the connection due to uneven stress, ensuring the stability and sealing performance of the pipeline connection, and meeting the strict requirements for pipeline connection strength and reliability during long-distance natural gas transportation.

[0039] Working principle: first, the operator can accurately adjust the flow of the valve by rotating the adjusting handle 7, and during installation, the rotation of the disc handle 12 drives the conical gear 13 to rotate synchronously, the conical gear 13 and the outer wall of the bevel gear 14 are meshed with each other, so that the rotation of the conical gear 13 can drive the bevel gear 14 to rotate around its axis, at the same time, the threaded rod 11 also rotates, when the threaded rod 11 rotates, the moving disc 10 moves up and down along the axial direction of the threaded rod 11, thereby ensuring smooth transportation of natural gas in the pipeline system during installation of the ball valve body 1.

[0040] And through the heating mechanism 2, in cold weather conditions, the operator starts the controller 201 to activate the heating function, sends a control signal to the entire heating mechanism 2, the rubber sleeve 202 on the top of the controller 201 provides protection and insulation function for the connecting line 203, the connecting line 203 is responsible for transmitting electric energy of the controller 201 to the heating ring 204, the heating ring 204 surrounds the outside of the fixed column 4, generates heat energy after being electrified, and the heat-conducting plate 205 conducts the heat energy generated by the heating ring 204 to the ball valve body 1, so as to heat the ball valve body 1, prevent natural gas from freezing in low temperature environment, and ensure the normal operation of the delivery device.

[0041] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A long distance natural gas pipeline and valve chamber distribution device comprising a ball valve body (1), characterized in that: Both sides of the ball valve body (1) are communicated with connecting flanges (3), the top end of the ball valve body (1) is fixedly connected with a fixed column (4), the top end of the fixed column (4) is communicated with a limiting column (5), the top end of the limiting column (5) is fixedly connected with a sealing sleeve (6), the inner wall of the sealing sleeve (6) is rotatably connected with an adjusting handle (7), the inner wall bottom of the ball valve body (1) is slidably connected with a moving disc (10), the bottom end of the moving disc (10) is fixedly connected with a plurality of limiting rods (9), the bottom end of the plurality of limiting rods (9) is fixedly connected with a base (8), the front bottom end of the ball valve body (1) is rotatably connected with a disc handle (12), the rear side of the disc handle (12) penetrates through the ball valve body (1) and is fixedly connected with a bevel gear (13), the outer wall of the bevel gear (13) is meshingly connected with a bevel gear (14), the inner wall of the bevel gear (14) is fixedly connected with a threaded rod (11), the outer wall of the threaded rod (11) is threadedly connected with the inner wall of the moving disc (10), the rear side of the ball valve body (1) is provided with a heating mechanism (2), the heating mechanism (2) is used for heating in cold weather, so as to prevent it from being frozen.

2. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The heating mechanism (2) comprises a controller (201), the front side of the controller (201) is fixedly connected to the rear side of the ball valve body (1), the top end of the controller (201) is fixedly connected with a rubber sleeve (202), the inner wall of the rubber sleeve (202) is fixedly connected with a connecting line (203), the other end of the connecting line (203) penetrates through the fixed column (4) and is fixedly connected with a heating ring (204), the outer wall right side of the fixed column (4) is rotatably connected with a heat conduction plate (205), the top end of the heat conduction plate (205) is provided with a bayonet (206), and the inner wall of the bayonet (206) is clamped with the outer wall of the adjusting handle (7).

3. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The front end middle of the ball valve body (1) is provided with an observation window (15), and the outer wall of the observation window (15) is fixedly connected with an outer frame (16).

4. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The outer side of the limiting column (5) is communicated with an adjusting valve (17), and the front side of the adjusting valve (17) is fixedly connected with a pressure gauge (18).

5. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 2 wherein: The front side of the limiting column (5) is fixedly connected with a nameplate (19), and the rear side of the controller (201) is fixedly connected with a warning mark block (20).

6. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The outer wall of the connecting flange (3) is fixedly connected with a sealing ring (21), and the outer wall size of the sealing ring (21) is smaller than the outer wall size of the connecting flange (3).

7. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The bottom end of the moving disc (10) is fixedly connected with a damping spring (22), and the other end of the damping spring (22) is fixedly connected with the top end of the base (8).

8. A long distance natural gas pipeline and valve vault distribution apparatus as defined in claim 1 wherein: The inner wall of the connecting flange (3) is provided with a plurality of bolts (23), and the bolts (23) are equidistantly arranged on the inner wall of the connecting flange (3).

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