CN213305784U - Heating device for natural gas pressure regulator - Google Patents
Heating device for natural gas pressure regulator Download PDFInfo
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- CN213305784U CN213305784U CN202022808387.7U CN202022808387U CN213305784U CN 213305784 U CN213305784 U CN 213305784U CN 202022808387 U CN202022808387 U CN 202022808387U CN 213305784 U CN213305784 U CN 213305784U
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- sealing
- pressure regulator
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- shaped sealing
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Abstract
The utility model belongs to the technical field of natural gas pressure regulators, in particular to a heating device for a natural gas pressure regulator, which comprises a pressure regulator body and a PLC controller, wherein the PLC controller is electrically connected with an external power supply, the pressure regulator body is provided with a cylinder, the cylinder is provided with an outlet pipe, the cylinder is provided with a hollow round seat, the hollow round seat is provided with a T-shaped sealing post, the T-shaped sealing post is provided with a ring groove, the ring groove is provided with an elastic air bag, the hollow round seat is provided with a sealing groove, the T-shaped sealing post is provided with a sealing cavity, the sealing cavity is provided with a sealing sheet, the sealing sheet is provided with a threaded rod, the threaded rod is provided with a handle, the sealing cavity is provided with an air hole, the T-shaped sealing post is provided with a sliding groove, the sliding groove is provided with a sealing block, the sealing block is provided, the connecting block is provided with an elastic sheet, the elastic sheet is fixedly connected with the second heating plate, and the cylinder is provided with a temperature sensor.
Description
Technical Field
The utility model belongs to the technical field of the natural gas pressure regulator, concretely relates to heating device for natural gas pressure regulator.
Background
The voltage regulator is an important gas pipeline equipment, the effect of this equipment is with high-pressure gas conversion to low pressure gas, be the facility that normal gas use is indispensable, when cold weather, carry out the blowdown to the pipeline and can discover a lot of liquid water, mainly because smuggle moisture secretly in the gas, temperature descends and liquefies easily, inside the gas of taking moisture enters into the voltage regulator commander, because pressure drop and weather are cold, moisture condenses easily, cause the commander to get pressure mouthful ice-blocking phenomenon, lead to the voltage regulator out of work, thereby lead to the jam of gas pipeline, the gas cutout, influence user's gas use, cause great negative effects.
However, in winter, the ambient temperature is low, which causes the temperature of the gas flowing in the pressure regulator to be low, thereby affecting the normal operation of the main valve of the pressure regulator and affecting the use of people.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the heating device for the natural gas pressure regulator is convenient to install and replace an electric heating plate, convenient to use, and capable of enabling the heating plate to be unfolded by rotating the handle after the heating plate is placed into the cylinder, so that the heating effect is optimal, the sealing performance of the device is better, and natural gas leakage is prevented.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
a heating device for a natural gas pressure regulator comprises a pressure regulator body and a PLC controller, wherein the PLC controller is electrically connected with an external power supply, the right end of the pressure regulator body is connected with a cylinder in a flange mode, the right end of the cylinder is connected with an air outlet pipe in a flange mode, the middle of the upper side of the cylinder is fixedly connected with a hollow round seat communicated with the cylinder, the hollow round seat is in threaded connection with a T-shaped sealing column, the lower side of the T-shaped sealing column is provided with a ring groove, an elastic air bag is bonded with the ring groove, the hollow round seat is provided with a sealing groove matched with the elastic air bag, the middle of the T-shaped sealing column is provided with a sealing cavity, the inner part of the sealing cavity is slidably connected with a sealing sheet, the upper end of the sealing sheet is rotatably assembled with a threaded rod in, the center of the bottom of the T-shaped sealing column is provided with a chute communicated with the sealing cavity, the chute is connected with a sealing block in a sliding manner, a connecting rod is fixedly connected between the sealing block and a sealing sheet, the lower side of the sealing block is fixedly connected with a round rod, the round rod penetrates through the chute and is fixedly connected with a connecting block, the bottom of the T-shaped sealing column is fixedly connected with an installation seat, the middle part of the installation seat is provided with a groove, the connecting block is positioned in the groove, the middle part of the lower end of the installation seat is fixedly connected with a first electric heating plate, the front side and the rear side of the lower end of the installation seat are hinged with second electric heating plates, the front side and the rear side of the connecting block are fixedly connected with elastic pieces, the other ends of the two elastic pieces are fixedly connected with corresponding second electric heating plates, the left side in the cylinder is provided with a temperature sensor, and the signal output end of the temperature sensor is electrically connected with the signal input end of the PLC.
By adopting the technical proposal of the utility model, when in use, the sealing sheet is positioned at the upper end of the sealing cavity in the initial state, the T-shaped sealing column is integrally arranged above the hollow round seats, the T-shaped sealing column is connected between the hollow round seats through screw threads, thus the T-shaped sealing column can be twisted to fix the T-shaped sealing column in the hollow round seats, the ring groove on the T-shaped sealing column and the sealing groove on the hollow round seats are positioned at the same horizontal plane, the first electric heating plate and the second electric heating plate are positioned in the cylinder, and the first electric heating plate is parallel to the air outlet direction of natural gas, because the sealing sheet is slidably connected with the sealing sheet in the sealing cavity, the upper end of the sealing sheet is rotatably assembled with a threaded rod which is in threaded connection with the sealing column, the upper end of the threaded rod is fixedly connected with a handle, so that the handle can be rotated to drive the sealing sheet to move, the sealing sheet pushes air into the elastic air bag, so that the elastic air bag gradually becomes larger and then enters the sealing groove to completely seal the sealing groove, the sealing effect between the hollow circular seat and the T-shaped sealing column is optimal, and natural gas is prevented from flowing out of a connecting gap between the hollow circular seat and the T-shaped sealing column; because the center of the bottom of the T-shaped sealing column is provided with the chute communicated with the sealing cavity, the chute is connected with the sealing block in a sliding way, and the connecting rod is fixedly connected between the sealing block and the sealing sheet, the connecting rod can push the sealing block to move downwards in the chute when the sealing sheet moves downwards, the sealing block can drive the round rod to move downwards so as to enable the connecting block to move downwards, the front side and the rear side of the connecting block are fixedly connected with the elastic sheets, the other ends of the two elastic sheets are fixedly connected with the corresponding second electric heating plates, and the two second electric heating plates are hinged with the mounting seat, so that when the connecting block moves downwards, the connecting block can extrude the elastic sheets, the elastic sheets can drive the two second electric heating plates to do circular motion upwards by the hinged points of the mounting seat, the two second electric heating plates are unfolded, the first electric heating plate and the two second electric heating plates are uniformly distributed in the cylinder, and thus, natural gas coming from, the heating effect is good, so that the regulator body is heated; because the temperature sensor is arranged on the left side inside the cylinder, and the signal output end of the temperature sensor is electrically connected with the signal input end of the PLC controller, when the temperature sensor detects that the temperature exceeds the preset value range, the signal can be transmitted to the PLC controller, the PLC controller is disconnected from the electrical connection between the first electric heating plate and the second electric heating plate, so that the first electric heating plate and the second electric heating plate stop working, the device is protected, when the temperature sensor detects that the temperature is lower than the preset value range, the PLC controller can enable the first electric heating plate and the second electric heating plate to start working, the regulator body is heated, and the normal working of the regulator body is ensured; when the electric heating plates need to be replaced or maintained, the handle can be rotated reversely, the sealing sheet moves upwards to generate negative pressure, so that gas in the elastic air bag flows outwards, the elastic air bag can be taken into the annular groove, meanwhile, the connecting rod can drive the sealing block to move upwards, the second electric heating plates on two sides are reset, the T-shaped sealing column can be integrally taken out of the hollow round seat by rotating the T-shaped sealing column reversely, and the electric heating plates can be detached; the utility model discloses be convenient for to the installation and the change of electric plate, facilitate the use to put into the drum back with the hot plate, rotate the handle and can make the hot plate expand, thereby let the heating effect to the best, also enable the leakproofness of device better simultaneously, prevent that natural gas from leaking.
Further limit, a sealing gasket is arranged between the T-shaped sealing column and the upper surface of the hollow round seat. By adopting the structure, the sealing performance between the T-shaped sealing column and the hollow round seat is better.
Further limit, the surface of the upper side of the T-shaped sealing column is provided with anti-skid grains. With the structure, the T-shaped sealing column can be conveniently rotated by an operator
Further, the surface of the handle is provided with anti-skid lugs. With the structure, the handle can be conveniently rotated by an operator.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural diagram of an embodiment of a heating device for a natural gas pressure regulator according to the present invention;
fig. 2 is a first structural sectional view of an embodiment of a heating device for a natural gas pressure regulator according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a structural sectional view of a second heating device for a natural gas pressure regulator according to an embodiment of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
the main element symbols are as follows:
the pressure regulator comprises a pressure regulator body 1, a cylinder 11, an air outlet pipe 12, a hollow round seat 2, a T-shaped sealing column 21, an annular groove 22, an elastic air bag 23, a sealing groove 24, a sealing cavity 3, a sealing piece 31, a threaded rod 32, a handle 33, an air hole 34, a sliding groove 4, a sealing block 41, a connecting rod 42, a round rod 43, a connecting block 44, a mounting seat 5, a groove 51, a first electric heating plate 52, a second electric heating plate 53, an elastic sheet 54 and a PLC 6.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-5, the heating device for natural gas pressure regulator of the present invention comprises a pressure regulator body 1 and a PLC controller 6, the PLC controller 6 is electrically connected to an external power source, the pressure regulator body 1 is connected to a cylinder 11 through a flange at the right end, the cylinder 11 is connected to an outlet pipe 12 through a flange at the right end, a hollow circular seat 2 communicated with the cylinder 11 is fixedly connected to the middle of the upper side of the cylinder 11, the hollow circular seat 2 is connected to a T-shaped sealing post 21 through a screw thread, a ring groove 22 is arranged at the lower side of the T-shaped sealing post 21, an elastic air bag 23 is adhered to the ring groove 22, the hollow circular seat 2 is provided with a sealing groove 24 matched with the elastic air bag 23, a sealing cavity 3 is arranged at the middle of the T-shaped sealing post 21, a sealing piece 31 is slidably connected to the inside of the sealing cavity 3, a threaded rod 32 connected to the sealing post 21, the center of the bottom of the T-shaped sealing column 21 is provided with a chute 4 communicated with the sealing cavity 3, the chute 4 is connected with a sealing block 41 in a sliding way, a connecting rod 42 is fixedly connected between the sealing block 41 and the sealing sheet 31, the lower side of the sealing block 41 is fixedly connected with a round rod 43, the round rod 43 penetrates through the chute 4 and is fixedly connected with a connecting block 44, the bottom of the T-shaped sealing column 21 is fixedly connected with an installation seat 5, the middle part of the installation seat 5 is provided with a slot 51, the connecting block 44 is positioned in the slot 51, the middle part of the lower end of the installation seat 5 is fixedly connected with a first electric heating plate 52, the front side and the rear side of the lower end of the installation seat 5 are respectively hinged with a second electric heating plate 53, the front side and the rear side of the connecting block 44 are fixedly connected with elastic sheets 54, the other ends of the two elastic sheets 54 are fixedly connected with the corresponding second electric heating plates 53, the, and the signal output end of the temperature sensor is electrically connected with the signal input end of the PLC 6.
By adopting the technical scheme of the utility model, during the use, the sealing piece 31 is positioned at the upper end of the sealing cavity 3 in the initial state, the T-shaped sealing column 21 is integrally placed above the hollow round seat 2, the T-shaped sealing column 21 between the hollow round seats 2 is connected through the screw thread, thus the T-shaped sealing column 21 can be twisted to fix the T-shaped sealing column 21 in the hollow round seat 2, the annular groove 22 on the T-shaped sealing column 21 and the sealing groove 24 on the hollow round seat 2 are positioned at the same horizontal plane, the first electric heating plate 52 and the second electric heating plate 53 are both positioned in the cylinder 11, and the first electric heating plate 52 is parallel to the air outlet direction of natural gas, because the sealing piece 31 is slidably connected in the sealing cavity 3, the upper end of the sealing piece 31 is rotatably assembled with the threaded rod 32 in threaded connection with the sealing column 21, the handle 33 is fixedly connected at the upper end of the threaded rod 32, because the air holes 34 communicated with the elastic air bag 23 are formed in the two sides of the bottom of the sealing cavity 3, when the sealing sheet 31 moves downwards, the sealing sheet 31 pushes air into the elastic air bag 23, so that the elastic air bag 23 gradually becomes larger and then enters the sealing groove 24 to completely seal the sealing groove 24, the sealing effect between the hollow round seat 2 and the T-shaped sealing column 21 is optimal, and natural gas is prevented from flowing out from a connecting gap between the hollow round seat 2 and the T-shaped sealing column 21; because the sliding groove 4 communicated with the sealing cavity 3 is arranged at the center of the bottom of the T-shaped sealing column 21, the sliding groove 4 is connected with the sealing block 41 in a sliding manner, and the connecting rod 42 is fixedly connected between the sealing block 41 and the sealing sheet 31, when the sealing sheet 31 moves downwards, the connecting rod 42 can push the sealing block 41 to move downwards in the sliding groove 4, the sealing block 41 moves downwards to drive the round rod 43 to move downwards, so that the connecting block 44 moves downwards, because the elastic sheets 54 are fixedly connected to the front side and the rear side of the connecting block 44, the other ends of the two elastic sheets 54 are fixedly connected with the corresponding second electric heating plates 53, and the two second electric heating plates 53 are hinged with the mounting seat 5, when the connecting block 44 moves downwards, the connecting block 44 can extrude the elastic sheets 54, the elastic sheets 54 can drive the two second electric heating plates 53 to do circular motion upwards with the hinged point of the mounting seat, the first electric heating plate 52 and the two second electric heating plates 53 are uniformly distributed in the cylinder 11, so that the natural gas from the air outlet pipe 12 can be uniformly heated, the heating effect is good, and the regulator 1 is heated; because the temperature sensor is arranged on the left side inside the cylinder 11, and the signal output end of the temperature sensor is electrically connected with the signal input end of the PLC controller 6, when the temperature sensor detects that the temperature exceeds the preset value range, the signal can be transmitted to the PLC controller 6, the PLC controller 6 is disconnected from the electrical connection between the first electric heating plate 52 and the second electric heating plate 53, so that the first electric heating plate 52 and the second electric heating plate 53 stop working, the device is protected, when the temperature sensor detects that the temperature is lower than the preset value range, the PLC controller 6 can enable the first electric heating plate 52 and the second electric heating plate 53 to start working, the regulator body 1 is heated, and the normal working of the regulator body 1 is ensured; when the electric heating plates need to be replaced or maintained, the handle 33 can be rotated reversely, so that the sealing piece 31 moves upwards to generate negative pressure, and therefore gas in the elastic air bag 23 flows outwards, the elastic air bag 23 can be taken into the annular groove 22, meanwhile, the connecting rod 42 can drive the sealing block 41 to move upwards, the second electric heating plates 53 on the two sides are reset, at the moment, the T-shaped sealing column 21 can be integrally taken out of the hollow round seat 2 by rotating the T-shaped sealing column 21 reversely, and the electric heating plates can be disassembled; the utility model discloses be convenient for to the installation and the change of electric plate, facilitate the use to put into the drum back with the hot plate, rotate the handle and can make the hot plate expand, thereby let the heating effect to the best, also enable the leakproofness of device better simultaneously, prevent that natural gas from leaking.
Preferably, a sealing gasket is arranged between the T-shaped sealing column 21 and the upper surface of the hollow round seat 2. With the structure, the sealing performance between the T-shaped sealing column 21 and the hollow round seat 2 is better. In fact, other structures for improving the sealing performance between the T-shaped sealing column 21 and the hollow round seat 2 can be used according to specific situations.
Preferably, the upper surface of the T-shaped sealing column 21 is provided with anti-slip lines. With such a structure, an operator can conveniently rotate the T-shaped sealing column 21. In fact, other configurations that facilitate rotation of the T-shaped sealing post 21 are contemplated as appropriate.
Preferably, the surface of the handle 33 is provided with anti-slip bumps. With this structure, the operator can easily rotate the handle 33. In fact, other configurations for facilitating the rotation of the handle 33 are contemplated as appropriate.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (4)
1. The utility model provides a heating device for natural gas pressure regulator, includes voltage regulator body (1) and PLC controller (6), PLC controller (6) and external power source electric connection, its characterized in that: the pressure regulator comprises a pressure regulator body (1), a cylinder (11) is connected to the right end of the pressure regulator body (1) in a flange mode, an air outlet pipe (12) is connected to the right end of the cylinder (11) in a flange mode, a hollow round seat (2) communicated with the cylinder (11) is fixedly connected to the middle of the upper side of the cylinder (11), a T-shaped sealing column (21) is connected to the hollow round seat (2) in a threaded mode, an annular groove (22) is arranged on the lower side of the T-shaped sealing column (21), an elastic air bag (23) is bonded to the annular groove (22), a sealing groove (24) matched with the elastic air bag (23) is arranged on the hollow round seat (2), a sealing cavity (3) is arranged in the middle of the T-shaped sealing column (21), a sealing sheet (31) is slidably connected to the inside of the sealing cavity (3), a threaded rod (32), the sealing device is characterized in that air holes (34) communicated with the elastic air bags (23) are formed in two sides of the bottom of the sealing cavity (3), a sliding groove (4) communicated with the sealing cavity (3) is formed in the center of the bottom of the T-shaped sealing column (21), a sealing block (41) is connected with the sliding groove (4) in a sliding mode, a connecting rod (42) is fixedly connected between the sealing block (41) and the sealing sheet (31), a round rod (43) is fixedly connected to the lower side of the sealing block (41), the round rod (43) penetrates through the sliding groove (4) and is fixedly connected with a connecting block (44), a mounting seat (5) is fixedly connected to the bottom of the T-shaped sealing column (21), a groove (51) is formed in the middle of the mounting seat (5), the connecting block (44) is located in the groove (51), a first electric heating plate (52) is fixedly connected to the middle of the lower end of the mounting seat (, both sides fixedly connected with shell fragment (54) around connecting block (44), two the second electric plate (53) fixed connection that the shell fragment (54) other end and correspond, the inside left side of drum (11) is equipped with temperature sensor, PLC controller (6) fixed connection is on drum (11), the power output part of first electric plate (52) and second electric plate (53) all is connected with the power input part electricity of PLC controller (6), temperature sensor's signal output part is connected with the signal input part electricity of PLC controller (6).
2. The heating device for a natural gas pressure regulator according to claim 1, characterized in that: and a sealing gasket is arranged between the T-shaped sealing column (21) and the upper surface of the hollow round seat (2).
3. The heating device for a natural gas pressure regulator according to claim 1, characterized in that: the upper side surface of the T-shaped sealing column (21) is provided with anti-skid grains.
4. The heating device for a natural gas pressure regulator according to claim 1, characterized in that: the surface of the handle (33) is provided with anti-skid lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022808387.7U CN213305784U (en) | 2020-11-27 | 2020-11-27 | Heating device for natural gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022808387.7U CN213305784U (en) | 2020-11-27 | 2020-11-27 | Heating device for natural gas pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213305784U true CN213305784U (en) | 2021-05-28 |
Family
ID=76016909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022808387.7U Expired - Fee Related CN213305784U (en) | 2020-11-27 | 2020-11-27 | Heating device for natural gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213305784U (en) |
-
2020
- 2020-11-27 CN CN202022808387.7U patent/CN213305784U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 Termination date: 20211127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |