CN213840512U

CN213840512U - Pressure difference transmitter for CNG gas station

Info

Publication number: CN213840512U
Application number: CN202023056091.0U
Authority: CN
Inventors: 王栋; 鲁洪永
Original assignee: Tianjin Promis Gas Technology Development Co ltd
Current assignee: Tianjin Promis Gas Technology Development Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-07-30
Anticipated expiration: 2030-12-17

Abstract

The utility model provides a CNG adds gas station and uses pressure differential changer belongs to CNG and adds gas station technical field. The pressure difference transmitter for the CNG gas station comprises a transmitter body and a connecting assembly. The connecting assembly comprises two connecting plates, a seat plate piece, a pressure plate piece, two U-shaped clamping pieces and an installation pipeline. Loosening clamp bolt soon, remove the condition that clamp bolt compresses tightly the bedplate, remove the condition that the clamp plate compressed tightly the depression bar simultaneously, take off spout and clamp plate both ends on the bedplate with the U-shaped card, and then can pull down the changer body from the installation pipeline, need not to demolish clamp bolt completely, take out the U-shaped card from the installation pipeline again, change or maintain behind the changer body, carry out changer body installation according to opposite order, the installation is simple, whole installation and dismantlement in-process, all need not to pull down clamp bolt completely, the changer body of being convenient for is dismantled and is installed, effectively improve the problem that current differential pressure changer is not convenient for installation and dismantlement.

Description

Pressure difference transmitter for CNG gas station

Technical Field

The utility model relates to a CNG gas station field particularly, relates to a CNG is pressure differential changer for gas station.

Background

The CNG gas station is a place for providing fuel for natural gas automobiles and large CNG sub-station automobiles in a Compressed Natural Gas (CNG) form and generally comprises a conventional station, a main station and a sub-station, wherein a differential pressure transmitter is a transmitter for measuring the pressure difference between two ends of the transmitter.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a CNG adds pressure differential changer for gas station aims at improving the problem that current pressure differential changer is not convenient for install and dismantle.

The utility model discloses a realize like this:

a pressure difference transmitter for a CNG gas station comprises a transmitter body and a connecting assembly.

The connecting component comprises two connecting plates, a seat plate part, a pressure plate part, two U-shaped clamping parts and an installation pipeline, the two connecting plates are fixedly connected with the side wall of the lower end of the transmitter body, the seat plate part comprises a seat plate and a groove plate, the groove plate is fixedly connected with one side of the seat plate, two ends of the other side of the seat plate are respectively fixedly connected with the end parts of the two connecting plates, sliding grooves are arranged at two ends of the seat plate, the pressure plate part comprises a pressure plate and clamping grooves arranged at two ends of the pressure plate, the clamping grooves are inserted between the two connecting plates in a sliding manner, the pressure plate is provided with a threaded hole, a compression bolt is in threaded connection on the threaded hole and is tightly pressed on the seat plate, the U-shaped clamping parts comprise U-shaped clamps and two compression rods, the two compression rods are fixedly connected with the inner walls of the openings of the U-shaped clamps, and the sliding grooves are inserted in the U-shaped clamps in a sliding manner, the two ends of the pressing plate are inserted into the inner wall of the opening of the U-shaped clamp in a sliding mode, the pressing plate is pressed on the pressing rod, and the U-shaped clamp presses the installation pipeline in the groove plate.

The utility model discloses an in one embodiment, two connecting plate one end fixedly connected with fixed plate, fixed plate fixed connection in the lateral wall of changer body lower extreme.

The utility model discloses an in one embodiment, the first blotter of recess inboard fixedly connected with, first blotter compress tightly in the installation pipeline outer wall.

In an embodiment of the present invention, the U-shaped clip inner wall is fixedly connected with a second cushion pad, and the second cushion pad is compressed against the outer wall of the installation pipeline.

In an embodiment of the present invention, the first cushion pad and the second cushion pad are both configured as a rubber pad.

In an embodiment of the present invention, a mounting groove is formed on one side of the seat plate, and the end of the pressing bolt is located in the mounting groove.

The utility model discloses an in the embodiment, be provided with the gasket in the mounting groove, the housing bolt tip compress tightly in the gasket.

In an embodiment of the present invention, the gasket is a copper gasket.

In an embodiment of the present invention, a sliding rod is fixedly connected to one side of the seat plate, the pressing plate has a through hole, and the sliding rod slides through the through hole.

In an embodiment of the present invention, the pressing plate side wall is provided with a positioning groove, and the pressing rod is pressed in the positioning groove.

The utility model has the advantages that: the utility model discloses a CNG gas station that goes up the design and obtains uses differential pressure changer, when needs follow the installation pipeline and dismantle the changer body, the loosening clamp bolt, remove the condition that clamp bolt compresses tightly the bedplate, remove the condition that the clamp plate compressed tightly the depression bar simultaneously, take off spout and clamp plate both ends on the bedplate with the U-shaped card, and then can pull down the changer body from the installation pipeline, need not to demolish clamp bolt completely, take the U-shaped card out from the installation pipeline again, change or maintain behind the changer body, carry out changer body installation according to opposite order, the installation is simple, whole installation and dismantlement in-process, all need not to pull down clamp bolt completely, the changer body of being convenient for is dismantled and is installed, effectively improve the problem that current differential pressure changer is not convenient for installation and dismantlement.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a pressure difference transmitter for a CNG gas station according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a connection assembly according to an embodiment of the present invention;

FIG. 3 is a schematic view of a first perspective of a seat member according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a second perspective view of a seat member according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a platen member according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the U-shaped clip according to the embodiment of the present invention.

In the figure: 100-a transmitter body; 200-a connection assembly; 210-a connecting plate; 220-a seat plate member; 221-seat board; 222-a chute; 223-groove plate; 224-a first cushion; 225-mounting grooves; 226-a gasket; 227-a slide bar; 230-a platen member; 231-a platen; 232-card slot; 233-positioning grooves; 234-threaded hole; 235-a through hole; 240-U-shaped fastener; 241-U shaped card; 242-a pressure bar; 250-installing a pipeline; 260-a second cushion; 270-fixing the plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the utility model provides a CNG gas station uses differential pressure transmitter, including transmitter body 100 and coupling assembling 200, transmitter body 100 is used for measuring the difference of transmitter both ends pressure, and coupling assembling 200 is used for fixed connection transmitter body 100.

Referring to fig. 2, the connecting assembly 200 includes two connecting plates 210, a seat plate 220, a pressing plate 230, two U-shaped clamps 240 and a mounting pipe 250, the two connecting plates 210 are fixedly connected to the side wall of the lower end of the transmitter body 100, one ends of the two connecting plates 210 are fixedly connected to a fixing plate 270, the connecting plates 210 and the fixing plate 270 are of an integrated structure, the fixing plate 270 is fixedly connected to the side wall of the lower end of the transmitter body 100, and the fixing plate 270 is fixedly connected to the transmitter body 100 through bolts, so that the connecting plates 210 can be detached easily.

Referring to fig. 3 and 4, the seat plate member 220 includes a seat plate 221 and a groove plate 223, the groove plate 223 is fixedly connected to one side of the seat plate 221, the groove plate 223 and the seat plate 221 are of an integral structure, two ends of the other side of the seat plate 221 are respectively and fixedly connected to ends of the two connecting plates 210, two ends of the seat plate 221 are respectively and fixedly connected to ends of the two connecting plates 210 by welding, sliding grooves 222 are formed at two ends of the seat plate 221, a first cushion 224 is fixedly connected to the inside of the groove plate 223, the first cushion 224 is adhered to the groove plate 223 by glue, the first cushion 224 is pressed against an outer wall of the installation pipe 250, a second cushion 260 is fixedly connected to an inner wall of the U-shaped clip 241, the second cushion 260 is adhered to an inner wall of the U-shaped clip 241 by glue, the outer wall of the installation pipe 250 is pressed against the first cushion 224 and the second cushion 260 are both provided as rubber pads, and the groove plate 223 is raised by the first cushion 224 and the second cushion 260, Friction between the U-shaped clip 241 and the mounting tube 250.

Referring to fig. 5, the pressing plate 230 includes a pressing plate 231 and two clamping grooves 232 formed at two ends of the pressing plate 231, the clamping grooves 232 are slidably inserted between the two connecting plates 210, the pressing plate 231 has a threaded hole 234, a pressing bolt is threadedly connected to the threaded hole 234 and is tightly pressed against the seat plate 221, one side of the seat plate 221 has a mounting groove 225, the end of the pressing bolt is located in the mounting groove 225, so as to facilitate positioning of the end of the pressing bolt, a gasket 226 is disposed in the mounting groove 225, the end of the pressing bolt is tightly pressed against the gasket 226, the gasket 226 is a copper pad, so as to facilitate rotation of the pressing bolt in the mounting groove 225, a sliding rod 227 is fixedly connected to one side of the seat plate 221, the sliding rod 227 is fixed to the seat plate 221 by welding, the pressing plate 231 has a through hole 235, the sliding rod 227 penetrates through the through hole 235, so as to facilitate positioning of the position between the pressing plate 231 and the seat plate 221, when the pressing bolt cannot be completely removed from the pressing plate 231 and the pressing bolt needs to be replaced, the U-shaped clamp 241 is firstly released, the pressing plate 231 is taken out along the sliding rod 227 in a sliding mode, the pressing plate 231 is rotated, the clamping groove 232 is separated from the connecting plates 210, when the pressing plate 231 is located at the horizontal position, the pressing plate 231 and the pressing bolt are taken out from the position between the two connecting plates 210 together, the pressing plate 231 and the pressing bolt are replaced with new pressing plates 231 and new pressing bolts, the pressing plates 231 and the new pressing bolts are installed in the opposite sequence, the replacement process is simple, and the situation that the subsequent use is influenced when the pressing bolts cannot be taken out of the pressing plate 231 due to corrosion of the pressing bolts is reduced.

Referring to fig. 6, the U-shaped fastener 240 includes a U-shaped clip 241 and two pressing rods 242, the two pressing rods 242 are fixedly connected to the inner wall of the opening of the U-shaped clip 241 by welding, the sliding slot 222 is slidably inserted into the U-shaped clip 241, two ends of the pressing plate 231 are slidably inserted into the inner wall of the opening of the U-shaped clip 241, the pressing plate 231 is pressed against the pressing rods 242, the mounting pipe 250 is pressed against the groove plate 223 by the U-shaped clip 241, the side wall of the pressing plate 231 is provided with a positioning groove 233, the pressing rods 242 are pressed against the positioning groove 233, when the transmitter body 100 needs to be detached from the mounting pipe 250, the pressing bolts are unscrewed, the pressing plate 221 is released, and the pressing rod 242 is released from pressing the positioning groove 233, the pressing rods 242 leave the positioning groove 233, the U-shaped clip 241 is slid down along the two ends of the pressing plate 221 and the pressing plate 231, and then can pull down transmitter body 100 from installing pipe 250, need not to demolish clamp bolt completely, take U-shaped card 241 out from installing pipe 250 again, change or maintain transmitter body 100 after, install transmitter body 100 according to opposite order, the installation is simple, whole installation and dismantlement in-process all need not to pull down clamp bolt completely, be convenient for transmitter body 100 to dismantle and install, effectively improve the problem that current differential pressure transmitter is not convenient for to install and dismantle.

Specifically, this CNG gas station is with operating principle of pressure differential transmitter: when the transmitter body 100 needs to be detached from the installation pipeline 250, the compression bolt is unscrewed, the situation that the compression bolt compresses the seat plate 221 is removed, meanwhile, the situation that the pressing plate 231 compresses the pressing rod 242 is removed, the U-shaped clamp 241 is taken down along the upper chute 222 of the seat plate 221 and two ends of the pressing plate 231 after the pressing rod 242 can leave the positioning groove 233 and the pressing rod 242 leaves the positioning groove 233, so that the transmitter body 100 can be detached from the installation pipeline 250 without completely detaching the compression bolt, the U-shaped clamp 241 is pulled out from the installation pipeline 250, and after the transmitter body 100 is replaced or maintained, the transmitter body 100 is installed according to the reverse sequence.

When the pressure bolt cannot be completely taken down from the pressure plate 231 and the pressure bolt need to be replaced, the U-shaped clamp 241 is firstly removed, the pressure plate 231 is taken out in a sliding mode along the sliding rod 227, the pressure plate 231 is rotated to enable the clamping groove 232 to be separated from the connecting plates 210, when the pressure plate 231 is located at a horizontal position, the pressure plate 231 and the pressure bolt are taken out from between the two connecting plates 210 together, the new pressure plate 231 and the new pressure bolt are replaced, the pressure plate 231 and the new pressure bolt are installed in a reverse order, the replacement process is simple, and the situation that the subsequent use is influenced when the pressure bolt is corroded and cannot be taken down from the pressure plate 231 is reduced.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pressure difference transmitter for a CNG gas station is characterized by comprising

A transmitter body (100);

the connecting assembly (200) comprises two connecting plates (210), a seat plate piece (220), a pressure plate piece (230), two U-shaped clamping pieces (240) and an installation pipeline (250), the two connecting plates (210) are fixedly connected to the side wall of the lower end of the transmitter body (100), the seat plate piece (220) comprises a seat plate (221) and a groove plate (223), the groove plate (223) is fixedly connected to one side of the seat plate (221), two ends of the other side of the seat plate (221) are respectively and fixedly connected to the end parts of the two connecting plates (210), sliding grooves (222) are formed in two ends of the seat plate (221), the pressure plate piece (230) comprises a pressure plate (231) and clamping grooves (232) formed in two ends of the pressure plate (231), the clamping grooves (232) are inserted between the two connecting plates (210) in a sliding mode, threaded holes (234) are formed in the pressure plate (231), the clamping device is characterized in that a clamping bolt is connected to the threaded hole (234) in a threaded manner and is pressed on the seat plate (221), the U-shaped clamping piece (240) comprises a U-shaped clamp (241) and two pressing rods (242), the two pressing rods (242) are fixedly connected to the inner wall of an opening of the U-shaped clamp (241), the sliding groove (222) is inserted into the U-shaped clamp (241) in a sliding manner, two ends of the pressing plate (231) are inserted into the inner wall of the opening of the U-shaped clamp (241) in a sliding manner, the pressing plate (231) is pressed onto the pressing rods (242), and the mounting pipeline (250) is pressed into the groove plate (223) by the U-shaped clamp (241).

2. The differential pressure transmitter for the CNG gas station according to claim 1, wherein one end of each of the two connecting plates (210) is fixedly connected with a fixing plate (270), and the fixing plates (270) are fixedly connected to the side wall of the lower end of the transmitter body (100).

3. The differential pressure transmitter for the CNG filling station according to claim 1, wherein a first cushion pad (224) is fixedly connected in the groove plate (223), and the first cushion pad (224) is pressed against the outer wall of the mounting pipe (250).

4. The differential pressure transmitter for the CNG filling station according to claim 3, wherein a second cushion (260) is fixedly connected to the inner wall of the U-shaped card (241), and the second cushion (260) is pressed against the outer wall of the mounting pipe (250).

5. The differential pressure transmitter for the CNG filling station according to claim 4, wherein the first buffer pad (224) and the second buffer pad (260) are both provided as rubber pads.

6. The differential pressure transmitter for the CNG gas station according to claim 1, wherein the seat plate (221) is provided with a mounting groove (225) at one side, and the end of the compression bolt is positioned in the mounting groove (225).

7. The differential pressure transmitter for the CNG gas station according to claim 6, wherein a gasket (226) is arranged in the mounting groove (225), and the end of the compression bolt is compressed on the gasket (226).

8. A differential pressure transmitter for a CNG filling station according to claim 7, wherein the spacer (226) is provided as a copper pad.

9. The pressure difference transmitter for the CNG filling station according to claim 1, wherein a sliding rod (227) is fixedly connected to one side of the seat plate (221), a through hole (235) is formed in the pressure plate (231), and the sliding rod (227) slidably penetrates through the through hole (235).

10. The pressure difference transmitter for the CNG filling station according to claim 1, wherein the pressure plate (231) is provided with a positioning groove (233) on a side wall thereof, and the pressure rod (242) is pressed in the positioning groove (233).