CN216896793U

CN216896793U - Gas filling weighing device

Info

Publication number: CN216896793U
Application number: CN202220635370.2U
Authority: CN
Inventors: 甘培棠
Original assignee: Shenzhen Hengdaxing Industrial Gas Co ltd
Current assignee: Shenzhen Hengdaxing Industrial Gas Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-05
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to a field of gaseous filling dress, concretely relates to gaseous filling dress weighing device, it is including the air supply that connects gradually, pneumatic booster pump, irritate and fill the row, be connected with the air inlet line between air supply and the pneumatic booster pump, pneumatic booster pump and irritate and fill and be connected with the gas transmission pipeline between the row, irritate and fill the row and include aerifing the main road and aerify the branch road, it is equipped with first control valve to aerify the main road, it is equipped with the second control valve on the branch road to aerify, it is connected with and fills the dress hose to aerify the branch road, it is equipped with the dress platform that fills that is used for placing the gas cylinder to fill the below of dress hose, it is equipped with the elevating system that is used for controlling to fill dress platform lift to fill dress platform below, it is equipped with electronic balance on the dress platform. This application rises through controller control elevating system and makes the bottleneck of gas cylinder be close to and fills the dress hose, can the various co-altitude gas cylinders of adaptation, has the effect that improves filling equipment suitability, still weighs the weight of gas cylinder in order to weigh in real time through electronic balance.

Description

Gas filling weighing device

Technical Field

The application relates to the field of gas filling, in particular to a gas filling weighing device.

Background

In the process of industrial production, medical rescue, scientific research and daily life, a large amount of gas is required to be applied, the gas is generally applied by using a gas cylinder as a carrier, gas filling equipment is equipment for filling the gas into the gas cylinder, common gas filling equipment mainly comprises a liquid storage tank, a filling pump, an inflation pipeline and a filling hose, and a control valve is arranged on the inflation pipeline so as to ensure the filling safety.

However, when filling gas, because the size and height of the air bottles with different capacities are different, the length of the filling hose cannot be ensured to be matched with the air bottle during filling, so that the filling hose cannot be connected with a shorter air bottle, and auxiliary tools are needed, such as raising the lower part of the air bottle to be matched with the filling hose, or using a longer filling hose to be suitable for different air bottles, so that the applicability is poor.

With respect to the related art among the above, the inventors consider that there is a drawback of poor applicability.

SUMMERY OF THE UTILITY MODEL

In order to improve the suitability of filling device, this application provides a gas filling weighing-appliance.

The application provides a gas filling weighing-appliance adopts following technical scheme:

the utility model provides a gaseous filling weighing-appliance, fills row including air supply, pneumatic booster pump, the irritating that connects gradually, the air supply with be connected with the air inlet pipe way between the pneumatic booster pump, pneumatic booster pump with fill and be connected with the gas transmission pipeline between the row, fill and fill row including aerifing the main road and aerifing the branch road, it is equipped with first control valve to aerify the main road, it is equipped with the second control valve on the road to aerify, it fills the dress hose to aerify the branch road connection, it is equipped with the filling platform that is used for placing the gas cylinder to fill the below of dress hose, it keeps away from to fill the dress platform fill and be equipped with the elevating system who is used for controlling to fill the dress platform lift on one side of the dress.

By adopting the technical scheme, when the gas is required to be filled, the gas comes out from the gas source and enters the gas inlet pipeline, the gas is pressurized to the pressure value required by the inflation bottle and then is sent out to the gas transmission pipeline under the action of the pneumatic booster pump, and the gas sequentially passes through the inflation main pipeline and the inflation branch pipeline and finally enters the inflation bottle through the filling hose. Through setting up elevating system, can place the gas cylinder filling on the platform, later rise through control elevating system and make the bottleneck of gas cylinder be close to and fill the dress hose, can the various co-altitude gas cylinders of adaptation, make to fill dress and go on smoothly easy operation.

Preferably, the lifting mechanism comprises an annular sleeve which is installed on one side of the filling platform far away from the filling hose and is perpendicular to the filling platform, an inner rod which is connected in the annular sleeve in a sliding manner, an air cylinder which is arranged below the filling platform, and a support rod which is arranged between the air cylinder and the filling platform.

Through adopting above-mentioned technical scheme, elevating system relies on cylinder drive bracing piece to go up and down, and interior pole sliding connection is in the annular tube, when filling the rising of platform, and interior pole and annular tube's cooperation can play limiting displacement to filling the platform, reduces and fills the possibility that the platform rocked.

Preferably, the bracing piece is kept away from cylinder one end fixed mounting has a backup pad, the backup pad is kept away from cylinder one side fixed mounting has a plurality of down tube, the down tube is kept away from backup pad one end with fill the dress platform and be close to backup pad one side fixed connection, the down tube along fill the dress platform to towards in the direction of backup pad be close to fill the direction slope of dress platform axis.

Through above-mentioned technical scheme, when filling the dress bench and placing the gas cylinder, fill on the pressure that dress platform both sides received can transmit the backup pad through the down tube, transmit the bracing piece by the backup pad again to the messenger fills dress platform structure more stable, can bear bigger weight.

Preferably, a groove aligned with the filling hose in the vertical direction is formed in one side, close to the filling hose, of the filling table, and an electronic balance used for weighing the gas cylinder is embedded in the groove.

Through adopting above-mentioned technical scheme, when filling the dress at the gas cylinder, place the gas cylinder in the recess, the gas cylinder bottleneck of being convenient for aligns with filling the dress hose, and simultaneously, the lateral wall of recess can produce limiting displacement to the gas cylinder, makes the gas cylinder place more stably, reduces the gas cylinder and fills the possibility of rocking when filling the dress, and electronic balance's setting can weigh the weight of gas cylinder in real time to and the time stops filling the dress.

Preferably, a taking and placing groove is formed in the position, close to the groove, of the filling platform, and the taking and placing groove is communicated with the groove.

Through adopting above-mentioned technical scheme, get the setting in putting the groove and be convenient for get and put electron balance and gas cylinder, be convenient for maintain and change the electronic balance.

Preferably, a buffer pad is arranged on the electronic balance.

Through adopting above-mentioned technical scheme, the friction between gas cylinder and the electronic balance can be reduced in the setting of blotter, plays the effect of protection to electronic balance, reduces the possibility that electronic balance damaged.

Preferably, a return pipe is communicated with the main inflation path and connected to the air inlet pipeline in a return mode, and a third control valve is arranged on the return pipe.

Through adopting above-mentioned technical scheme, after filling the dress, remaining residual gas on the pipeline can flow back to the intake pipe way through the back flow, retrieves the recycle to surplus gas, reduces extravagantly, reduce cost. When the gas filling device is used for filling gas, the first control valve and the second control valve are opened, the third control valve is closed, so that the gas can be filled into the gas filling bottle along the gas inlet pipeline, the gas conveying pipeline, the gas filling main pipeline and the gas filling branch pipeline in sequence, when the gas filling is finished, the first control valve and the second control valve are closed, and the third control valve is opened, so that the residual gas on the gas conveying pipeline and the gas filling main pipeline can flow back from the return pipe.

Preferably, the electronic balance further comprises a controller, and the controller is electrically connected with the electronic balance.

Through adopting above-mentioned technical scheme, the weight signal that electronic balance transmitted can be acquireed in the setting of controller to when the weight signal reaches predetermined value, close first control valve, second control valve and pneumatic booster pump, in time stop filling.

Preferably, an electronic display screen is arranged on the controller.

Through adopting above-mentioned technical scheme, make through setting up electronic display and fill the dress process visual, be convenient for observe and fill the dress condition, be convenient for data acquisition, equipment maintenance simultaneously.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the filling device, the lifting mechanism is arranged, so that the inflation bottle can be placed on the filling platform, and then the lifting mechanism is controlled to ascend to enable the opening of the inflation bottle to be close to the filling hose, so that the filling device can be adapted to inflation bottles with different heights, the filling can be smoothly carried out, and the operation is simple;

2. the setting of recess is convenient for the gas cylinder bottleneck and is filled the dress hose and aim at, and simultaneously, the lateral wall of recess can produce limiting displacement to the gas cylinder, makes the gas cylinder place more stably, reduces the gas cylinder and fills the possibility of rocking when filling the dress, and electronic balance's setting can weigh the weight of gas cylinder in real time to and the time stops filling the dress.

3. After the filling is finished, residual gas on the pipeline can flow back to the gas inlet pipeline between the gas source and the pneumatic booster pump through the return pipe, and the residual gas is recycled, so that the waste is reduced, and the cost is reduced;

4. the setting up of electronic display screen makes the filling process visual, is convenient for observe the filling condition, is convenient for data acquisition, equipment maintenance simultaneously.

Drawings

FIG. 1 is a schematic view of the entirety of a gas-filled weighing apparatus of the present application;

FIG. 2 is a schematic view of a portion of the lifting mechanism of a gas-filled weighing apparatus of the present application.

Description of reference numerals: 1. a gas source; 2. a pneumatic booster pump; 3. filling and draining; 31. an inflation main road; 32. an inflation branch; 4. an air intake line; 5. a gas transmission pipeline; 6. a gas cylinder; 7. a return pipe; 8. a first control valve; 9. a second control valve; 10. a third control valve; 11. filling a hose; 12. a filling platform; 13. a lifting mechanism; 131. an annular sleeve; 132. an inner rod; 1321. a foot pad; 133. a cylinder; 134. a support bar; 14. a support plate; 15. a diagonal bar; 16. a groove; 17. a taking and placing groove; 18. an electronic balance; 19. a cushion pad; 20. a controller; 21. an electronic display screen.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses gas filling weighing device. Referring to fig. 1, a gaseous filling weighing device is including the air supply 1 that connects gradually, pneumatic booster pump 2, fill row of inflating 3, be connected with air inlet line 4 between air supply 1 and the pneumatic booster pump 2, pneumatic booster pump 2 with fill and be connected with gas transmission pipeline 5 between row 3, air supply 1 is used for transporting gas, pneumatic booster pump 2 can be for the gaseous pressure boost that air supply 1 carried out, gas comes out from air supply 1, enter into air inlet line 4, under pneumatic booster pump 2's effect, with gaseous pressure boost to fill behind the pressure value that gas cylinder 6 required to deliver to and fill row 3 through gas transmission pipeline 5, fill row 3 and be used for aerifing gas cylinder 6.

The filling and discharging 3 comprises a main filling path 31 and a branch filling path 32, and after entering the filling and discharging 3 through the gas transmission pipeline 5, the gas sequentially passes through the main filling path 31 and the branch filling path 32 and finally enters the gas filling bottle 6. The inflation main path 31 is communicated with a return pipe 7, the return pipe 7 is connected back to the air inlet pipeline 4 between the air source 1 and the pneumatic booster pump 2, after filling is finished, partial air still remains on the air conveying pipeline 5 and the inflation main path 31, and the return pipe 7 can enable the partial air to flow back to the air inlet pipeline 4 between the air source 1 and the pneumatic booster pump 2, so that the excessive air can be recycled, waste is reduced, and cost is reduced.

The main inflation path 31 is provided with a first control valve 8, the branch inflation path 32 is provided with a second control valve 9, the return pipe 7 is provided with a third control valve 10, and the first control valve 8, the second control valve 9 and the third control valve 10 are all one-way valves. During charging, the first control valve 8 and the second control valve 9 on the inflation branch 32 where the inflation bottle 6 is located are opened, the third control valve 10 is closed, gas can be sequentially charged into the inflation bottle 6 along the gas transmission pipeline 5, the main inflation pipeline 31 and the inflation branch 32, after charging is completed, the first control valve 8 and the second control valve 9 are closed, the third control valve 10 is opened, and residual gas on the gas transmission pipeline 5 and the main inflation pipeline 31 can flow back to the gas transmission pipeline 5 between the gas source 1 and the pneumatic booster pump 2 through the return pipe 7. First control valve 8, second control valve 9, third control valve 10 are the check valve, and gas can only flow along air intake pipe 4, gas transmission pipe 5, aerify main road 31, aerify branch 32 direction in proper order, perhaps along air intake pipe 4, gas transmission pipe 5, aerify main road 31, the 7 directions of back flow in proper order, can prevent to fill the backward flow of in-process gas, has improved the security and the accuracy of filling the dress.

Referring to fig. 1 and 2, the filling hose 11 is connected to the inflation branch 32, the filling hose 11 is conveniently connected to the mouth of the inflation bottle 6 for filling, a filling table 12 is arranged below the filling hose 11, a lifting mechanism 13 for controlling the lifting of the filling table 12 is arranged on one side of the filling table 12 away from the filling hose 11, the lifting mechanism 13 comprises an annular sleeve 131, an inner rod 132, a cylinder 133 and a support rod 134, the annular sleeve 131 is arranged at four corners of one side of the filling table 12 away from the filling hose 11 and is perpendicular to the filling table 12, the inner rod 132 is slidably connected in the annular sleeve 131, the cylinder 133 is arranged below the filling table 12, the support rod 134 is arranged between the cylinder 133 and the filling table 12, and a foot pad 1321 is threadedly connected to an end face of the inner rod 132 away from the annular sleeve 131 to increase a contact area with a placing surface. The lifting mechanism 13 is driven by the air cylinder 133 to lift the supporting rod 134, the inner rod 132 is connected in the annular sleeve 131 in a sliding mode, when the filling platform 12 ascends, the inner rod 132 and the annular sleeve 131 are matched to limit the filling platform 12, the possibility of shaking of the filling platform 12 is reduced, the inflating bottle 6 is placed on the filling platform 12 during inflation, then the filling platform 12 is controlled to ascend to enable the opening of the inflating bottle 6 to be close to the filling hose 11, the inflating bottle 6 can be matched with inflating bottles 6 of various heights, filling can be carried out smoothly, after filling is completed, the filling platform 12 descends, and the filled gas bottle 6 can be taken down conveniently.

Referring to fig. 1, in order to make the structure of the lifting mechanism 13 more stable so as to bear more weight, a supporting plate 14 is fixedly installed at one end of the supporting rod 134 away from the cylinder 133, an inclined rod 15 is fixedly installed at one side of the supporting plate 14 away from the cylinder 133, one end of the inclined rod 15 away from the supporting plate 14 is fixedly connected with one side of the filling table 12 close to the supporting plate 14, the inclined rod 15 inclines in the direction from the filling table 12 to the supporting plate 14 toward the direction close to the axis of the filling table 12, and when the gas cylinder 6 is placed on the filling table 12, the pressure applied to two sides of the filling table 12 can be transmitted to the supporting plate 14 through the inclined rod 15 and then transmitted to the supporting rod 134 by the supporting plate 14.

Referring to fig. 2, the filling station 12 has a groove 16 on its side adjacent to the filling hose 11, the groove 16 being vertically aligned with the filling hose 11, and an electronic balance 18 being embedded in the groove 16. When filling at gas cylinder 6, place gas cylinder 6 in recess 16, the 6 bottleneck of gas cylinder can aim at with filling the dress hose 11, and simultaneously, recess 16's lateral wall can produce limiting displacement to gas cylinder 6, makes gas cylinder 6 place more stably, reduces the possibility that gas cylinder 6 rocked when filling, and the weight of gas cylinder 6 can be weighed in real time to electronic balance 18's setting to and the time stops filling. The electronic balance 18 is provided with a cushion pad 19, and the cushion pad 19 is a rubber pad to reduce friction between the gas cylinder 6 and the electronic balance 18, so that the electronic balance 18 is protected, and the possibility of damage to the electronic balance 18 is reduced.

In order to facilitate taking and placing the electronic balance 18 and the gas bottle 6, the electronic balance 18 is maintained and replaced, a taking and placing groove 17 is formed in the position, close to the groove 16, of the filling platform 12, and the taking and placing groove 17 is communicated with the groove 16.

In the embodiment of the present application, a controller 20 is further included, and the controller 20 is configured to obtain the weight signal transmitted by the electronic balance 18, and close the first control valve 8, the second control valve 9 and the pneumatic booster pump 2 when the weight signal reaches a preset value, so as to stop charging in time. The controller 20 is electrically connected with the lifting mechanism 13, the electronic balance 18, the pneumatic booster pump 2, the first control valve 8, the second control valve 9 and the third control valve 10 and used for controlling the operation of the device, and the electronic display screen 21 is further arranged on the controller 20 and can enable filling data to be visual, so that the filling condition can be observed conveniently, and meanwhile, data acquisition and equipment maintenance are facilitated.

The implementation principle of the gas filling weighing device in the embodiment of the application is as follows: the electronic balance 18 is arranged, so that the weight of the inflation bottle 6 is weighed in real time; by arranging the lifting mechanism 13, the inflation bottle 6 can be placed on the lifting mechanism 13, and then the opening of the inflation bottle 6 is close to the filling hose 11 by controlling the lifting mechanism 13 to rise, so that the inflation bottle 6 can be adapted to inflation bottles 6 with different heights, and the filling can be smoothly carried out; the controller 20 can close the first control valve 8, the second control valve 9 and the pneumatic booster pump 2 to stop filling in time when acquiring the weight signal transmitted by the electronic balance 18 and when the weight signal reaches a preset value; in addition, this application has set up back flow 7 and has retrieved the residual gas on the pipeline and recycle, reduces the waste, has practiced thrift the resource.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A gas filling weighing device which is characterized in that: comprises an air source (1), a pneumatic booster pump (2) and a filling and discharging device (3) which are connected in sequence, an air inlet pipeline (4) is connected between the air source (1) and the pneumatic booster pump (2), a gas transmission pipeline (5) is connected between the pneumatic booster pump (2) and the filling and discharging pipe (3), the filling row (3) comprises an inflation main path (31) and an inflation branch path (32), the main inflation path (31) is provided with a first control valve (8), the branch inflation path (32) is provided with a second control valve (9), the inflation branch (32) is connected with a filling hose (11), a filling platform (12) for placing a gas cylinder (6) is arranged below the filling hose (11), and a lifting mechanism (13) for controlling the lifting of the filling platform (12) is arranged on one side of the filling platform (12) far away from the filling hose (11).

2. A gas-filled weighing apparatus as recited in claim 1, wherein: the lifting mechanism (13) comprises an annular sleeve (131) which is arranged on one side of the filling platform (12) far away from the filling hose (11) and is vertical to the filling platform (12), an inner rod (132) which is connected in the annular sleeve (131) in a sliding manner, a cylinder (133) which is arranged below the filling platform (12) and a support rod (134) which is arranged between the cylinder (133) and the filling platform (12).

3. A gas-filled weighing apparatus as recited in claim 2, wherein: the utility model discloses a filling machine, including cylinder (133), bracing piece (134), cylinder (133), one end fixed mounting have a backup pad (14), backup pad (14) are kept away from cylinder (133) one side fixed mounting has a plurality of down tube (15), down tube (15) are kept away from backup pad (14) one end with fill dress platform (12) are close to backup pad (14) one side fixed connection, down tube (15) along fill dress platform (12) to the direction of backup pad (14) is towards being close to fill the direction slope of dress platform (12) axis.

4. A gas-filled weighing apparatus as recited in claim 2, wherein: a groove (16) aligned with the filling hose (11) in the vertical direction is formed in one side, close to the filling hose (11), of the filling platform (12), and an electronic balance (18) used for weighing the gas cylinder (6) is arranged on the groove (16).

5. A gas-filled weighing apparatus as recited in claim 4, wherein: a taking and placing groove (17) is formed in the position, close to the groove (16), of the filling platform (12), and the taking and placing groove (17) is communicated with the groove (16).

6. A gas-filled weighing apparatus as recited in claim 4, wherein: a buffer pad (19) is arranged on the electronic balance (18).

7. A gas-filled weighing apparatus as recited in claim 1, wherein: a return pipe (7) is communicated with the main inflation circuit (31), the return pipe (7) is connected to the air inlet pipeline (4) in a return mode, and a third control valve (10) is arranged on the return pipe (7).

8. A gas-filled weighing apparatus as recited in claim 4, wherein: the electronic balance further comprises a controller (20), and the controller (20) is electrically connected with the electronic balance (18).

9. A gas-filled weighing apparatus as recited in claim 8, wherein: an electronic display screen (21) is arranged on the controller (20).