CN212320984U - Gas-liquid detection and adjustment mechanism of re-feeding machine - Google Patents
Gas-liquid detection and adjustment mechanism of re-feeding machine Download PDFInfo
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- CN212320984U CN212320984U CN202021222888.0U CN202021222888U CN212320984U CN 212320984 U CN212320984 U CN 212320984U CN 202021222888 U CN202021222888 U CN 202021222888U CN 212320984 U CN212320984 U CN 212320984U
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Abstract
The utility model provides a re-feeder gas-liquid detection, guiding mechanism, through setting up liquid reserve tank and level sensor, replace original pressurized oil section of thick bamboo, piston and connecting rod, the whole volume of device can be lightened by a wide margin, simultaneously, through will re-feeder slope, detect the volume of the interior raw gas of re-feeder, further obtain the liquid volume of standing and withdrawing that needs the replenishment, and then supplement the liquid of standing and withdrawing of corresponding volume through the force pump, the calculation process is simple, control accuracy is high; the utility model can realize gas-liquid detection and adjustment by only one joint, is more convenient and faster, and does not need to refit the existing re-feeding machine; the utility model provides an electric control and manual control dual mode can carry out the apolegamy according to the service condition of difference, adapts to the field operational environment who does not have electric power.
Description
Technical Field
The utility model relates to a compound machine technical field especially relates to a compound machine gas-liquid detects, guiding mechanism and method.
Background
The re-advancing mechanism is a device for re-advancing and locking a gun which unlocks and retreats to the end point when the automatic gun shoots. At present, a liquid pneumatic type re-feeding machine is commonly used, namely gas (usually nitrogen) is used as an energy storage medium, and liquid (standing liquid) is used for sealing the gas.
One duty often required for artillery using a liquid-air pressure type recoil machine is to check the liquid amount and air pressure of the recoil machine, and the artillery cannot normally work when the liquid amount and air pressure are abnormal. When the liquid amount is insufficient, the liquid is supplemented in time, and when the air pressure is abnormal, the air is supplemented or discharged in time. Chinese patent CN109827467A, which uses a pressure cylinder, a piston and a connecting rod to make constant volume for the liquid to be discharged or replenished. However, in practical use, the equipment is large in size, very heavy and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a light-weighted re-entrant machine gas-liquid detection, guiding mechanism.
The technical scheme of the utility model is realized like this:
on one hand, the utility model provides a gas-liquid detecting and adjusting mechanism of a re-feeding machine, which comprises a joint (10) and an external re-feeding machine gas-liquid outlet, and also comprises a pressure sensor (20), a first valve (30), a one-way valve (31), a pressure pump (32), a second valve (33), a liquid storage tank (34) and a liquid level sensor (21), wherein,
the gas-liquid outlet of the re-feeding machine, the joint (10), the pressure sensor (20) and the first valve (30) are communicated in sequence;
the first valve (30) is respectively communicated with the one-way valve (31) and the second valve (33);
the one-way valve (31) is communicated with the liquid storage tank (34);
the second valve (33) is communicated with the pressure pump (32) and the liquid storage tank (34) in sequence;
the liquid storage tank (34) stores standing liquid, and the liquid level sensor (21) is arranged in the liquid storage tank (34).
On the basis of the technical scheme, the automatic control system is preferred to further comprise a single chip microcomputer (40), the first valve (30) and the second valve (33) are respectively electromagnetic valves, and the pressure sensor (20), the first valve (30), the one-way valve (31), the pressure pump (32), the second valve (33) and the liquid level sensor (21) are respectively in signal connection with the single chip microcomputer (40).
On the basis of the technical scheme, preferably, the joint (10) adopts a quick-change joint.
On the basis of the technical scheme, preferably, the inner cavity of the liquid storage tank (34) is cylindrical, and the upper end and the lower end of the liquid level sensor (21) are respectively hinged with the liquid storage tank (34).
In addition to the above technical means, the liquid container preferably further comprises a first manual valve (35), a second manual valve (36), a third manual valve (37), a manual pump (38), a flow meter (39) and a pressure gauge (22), wherein the pressure gauge (22) is disposed between the joint (10) and the first valve (30) and is respectively communicated with the joint and the first valve, the first manual valve (35) is disposed between the pressure sensor (20) and the first valve (30) and is communicated with the first valve, the flow meter (39) is communicated with the liquid storage tank (34), the second manual valve (36) is disposed between the first manual valve (35) and the flow meter (39) and is communicated with the first valve (35) and the third manual valve (37), the manual pump (38) and the flow meter (39) are sequentially communicated.
On the basis of the technical scheme, the gas storage tank (50), the three-way valve (51) and the gas flowmeter (52) are preferably further included, the three-way valve (51) is arranged between the pressure sensor (20) and the first valve (30) and is respectively communicated with the pressure sensor and the first valve, and the three-way valve (51), the gas flowmeter (52) and the gas storage tank (50) are sequentially communicated.
In a second aspect, the utility model provides a method for detecting and adjusting the gas-liquid of a re-feeding machine, which adopts the gas-liquid detecting and adjusting mechanism of the re-feeding machine of the first aspect of the utility model, and comprises the following steps,
s1, inclining the re-feeder until the standing liquid in the re-feeder submerges a gas-liquid outlet of the re-feeder;
s2, connecting the joint (10) with a gas-liquid outlet of the re-feeding machine, and reading the pressure value P detected by the pressure sensor (20)1；
S3, opening the first valve (30) and the one-way valve (31), closing the second valve (33), and putting a certain amount of standing liquid into the liquid storage tank(34) The check valve (31) is closed, and the liquid level value H of the liquid level sensor (21) is read2And a pressure value P detected by the pressure sensor (20)2And calculating the amount delta V of the standing-retreat liquid in the liquid storage tank (34)2；
Calculating the volume V of the raw gas in the reciprocating engine according to the following formula1：
P1V1＝P2(V1+ΔV2)；
Then the volume V of the original standing-retreat liquid in the re-feeding machine is calculated according to the following formula0：
V0＝VRated value-V1，VRated valueThe rated capacity of the re-feeding machine;
further passing through the standard value V of the stationary liquid in the re-feeding machineStandard of meritDetermining the volume V of the standing-retreat liquid to be supplementedSupplement device：
VSupplement device＝VStandard of merit-V0+ΔV2。
On the basis of the above technical solution, preferably, the method further comprises the following steps,
s4, opening the second valve (33), pumping the standing and returning liquid in the liquid storage tank (34) to the re-feeding machine through the pressure pump (32), and reading the liquid level value of the liquid level sensor (21) in real time in the process until the reduction of the standing and returning liquid in the liquid storage tank (34) is equal to the volume V of the standing and returning liquid to be supplementedSupplement device。
On the basis of the above technical solution, preferably, the method further comprises the following steps,
obtaining the volume V of the raw gas in the re-feeding machine1And then, calculating the amount of gas to be released or supplemented according to a gas standard value set by the re-feeding machine, righting the re-feeding machine until the standing liquid in the re-feeding machine is positioned below a gas-liquid outlet of the re-feeding machine, and supplementing the gas with a corresponding amount through a gas storage tank (50) or releasing the gas with a corresponding amount through a three-way valve (51).
The utility model discloses a compound machine gas-liquid detects, guiding mechanism and method has following beneficial effect for prior art:
(1) the liquid storage tank and the liquid level sensor are arranged to replace an original oil pressing cylinder, a piston and a connecting rod, so that the whole volume of the device can be greatly lightened, meanwhile, the recoil machine is inclined to detect the volume of original gas in the recoil machine, the volume of the stagnation and retreat liquid to be supplemented is further obtained, and then the stagnation and retreat liquid with corresponding volume is supplemented through the pressure pump, the calculation process is simple, and the control precision is high;
(2) the utility model can realize gas-liquid detection and adjustment by only one joint, is more convenient and faster, and does not need to refit the existing re-feeding machine;
(3) the utility model provides an electric control and manual control dual mode can carry out the apolegamy according to the service condition of difference, adapts to the field operational environment who does not have electric power.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the communication relationship between the gas-liquid detecting and adjusting mechanism of the double feed machine of the present invention;
fig. 2 is a schematic diagram of the circuit connection relationship of the gas-liquid detecting and adjusting mechanism of the re-feeding machine of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only 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 all belong to the protection scope of the present invention.
As shown in fig. 1, with reference to fig. 2, the gas-liquid detecting and adjusting mechanism of the feeding mechanism of the present invention comprises a connector 10, a pressure sensor 20, a first valve 30, a check valve 31, a pressure pump 32, a second valve 33, a liquid storage tank 34, a liquid level sensor 21, a single chip microcomputer 40, a gas storage tank 50, a three-way valve 51 and a gas flowmeter 52.
And the joint 10 is externally connected with a gas-liquid outlet of the re-feeding machine S. Preferably, the quick-change connector is adopted, so that the quick-change connector can be quickly connected and detached.
The pressure sensor 20 detects the pressure in the pipeline, and in the present embodiment, an electronic pressure sensor is used, but a pressure gauge may be used instead of the pressure sensor to adapt to manual operation.
The first valve 30, the check valve 31 and the second valve 33 are electromagnetic valves in the present embodiment, but manual valves may be used to accommodate manual operation.
The liquid storage tank 34 stores the standing-withdrawing liquid, and generally preferably adopts a cylindrical tank body, so that the inner surface of the formed tank body is cylindrical, the upper diameter and the lower diameter of the tank body are consistent, and the liquid level can be rapidly calculated through liquid level lifting.
The liquid level sensor 21 collects the liquid level in the liquid storage tank 34, and the liquid level sensor 21 is arranged in the liquid storage tank 34. Considering that the standing liquid can disturb the liquid level sensor 21 when flowing into and out of the liquid storage tank 34, and further reduce the control precision, the upper end and the lower end of the liquid level sensor 21 are hinged with the liquid storage tank 34 respectively.
The gas-liquid outlet of the re-feeding machine, the joint 10, the pressure sensor 20 and the first valve 30 are communicated in sequence;
the first valve 30 is respectively communicated with a one-way valve 31 and a second valve 33;
the check valve 31 is communicated with the liquid storage tank 34;
the second valve 33 is in communication with the pressure pump 32 and the reservoir tank 34 in this order.
In the above embodiment, the first valve 30 can be omitted, but, through practical tests, it is found that if only the check valve 31 or the second valve 33 is adopted to control the liquid flow, because the liquid pressure is too large, there is a problem that the control is not accurate, therefore, the utility model discloses set up the linkage of first valve 30 and check valve 31 or second valve 33, one is as the rough regulation of flow, and the other is as the fine adjustment of flow, can increase the flow control precision.
The pressure sensor 20, the first valve 30, the one-way valve 31, the pressure pump 32, the second valve 33 and the liquid level sensor 21 are respectively in signal connection with the singlechip 40.
The three-way valve 51 is provided between and communicates with the pressure sensor 20 and the first valve 30, respectively, as a gas detecting and adjusting portion, and the three-way valve 51, the gas flow meter 52, and the gas tank 50 are communicated in this order.
The method for detecting the liquid and gas quantity by the gas and the liquid of the re-feeding machine of the utility model is introduced as follows,
s1, inclining the re-feeder until the standing liquid in the re-feeder submerges a gas-liquid outlet of the re-feeder;
s2, connecting the joint 10 with the gas-liquid outlet of the re-feeding machine, reading the pressure value P detected by the pressure sensor 201；
S3, opening the first valve 30 and the one-way valve 31, closing the second valve 33, putting a certain amount of standing liquid into the liquid storage tank 34, closing the one-way valve 31, and reading the liquid level value H of the liquid level sensor 212And a pressure value P detected by the pressure sensor 202And calculates the amount of the standing-retreat liquid delta V in the liquid storage tank 342(ii) a Specifically, the amount of the standing-retreat liquid is increased by delta V2Can be obtained by multiplying the increment of the liquid level value by the volume of the cross section of the liquid storage tank 34;
since the volume of the stagnation liquid can be regarded as a constant value in both the shuttle and the reservoir tank 34, the discharge volume in the shuttle is Δ V2The space of the standing-retreat liquid can be regarded as being completely occupied by gas, so that the volume V of the original gas in the reciprocating machine can be calculated by the following formula1：
P1V1＝P2(V1+ΔV2)；
Then the volume V of the original standing-retreat liquid in the re-feeding machine is calculated according to the following formula0：
V0＝VRated value-V1，VRated valueThe rated capacity of the re-feeding machine;
further passing through the standard value V of the stationary liquid in the re-feeding machineStandard of meritDetermining the volume V of the standing-retreat liquid to be supplementedSupplement device：
VSupplement device＝VStandard of merit-V0+ΔV2。
Similarly, the volume V of the raw gas is obtained1And pressure P1The value can then be compared to a standard value for the gas in the recuperator to determine whether gas addition or gas bleed is required.
The method for adjusting the amount of liquid and gas by gas and liquid in a re-feeding machine of the utility model is further described as follows,
s4, opening the second valve 33, pumping the standing and returning liquid in the liquid storage tank 34 to the re-feeding machine through the pressure pump 32, and in the process, reading the liquid level value of the liquid level sensor 21 in real time until the reduction of the standing and returning liquid in the liquid storage tank 34 is equal to the volume V of the standing and returning liquid to be supplementedSupplement device。
The gas conditioning method is as follows: firstly, the volume of the standing-retreat liquid in the re-feeding machine is adjusted to the standard quantity, and the volume V of the original gas in the re-feeding machine is obtained1And then calculating the amount of gas to be released or supplemented according to the set gas standard value of the re-feeding machine, righting the re-feeding machine until the standing liquid in the re-feeding machine is positioned below a gas-liquid outlet of the re-feeding machine, and supplementing the gas with a corresponding amount through a gas storage tank 50 or releasing the gas with a corresponding amount through a three-way valve 51.
As another embodiment, the present invention further provides a manual type gas-liquid detecting and adjusting device for a feeding device, so as to adapt to the situation that there is no power supply in the field, and specifically, the device further comprises a first manual valve 35, a second manual valve 36, a third manual valve 37, a manual pump 38, a flow meter 39 and a pressure gauge 22, wherein the pressure gauge 22 is disposed between the connector 10 and the first valve 30 and respectively communicated with the connector 10 and the first valve 30, the first manual valve 35 is disposed between the pressure sensor 20 and the first valve 30 and communicated with the connector 30, the flow meter 39 is communicated with the liquid storage tank 34, the second manual valve 36 is disposed between the first manual valve 35 and the flow meter 39 and communicated with the connector 35 and the flow meter 39, and the first manual valve 35 and the third manual valve 37, the manual pump 38 and the flow meter 39 are sequentially communicated.
Specifically, the pressure gauge 22 is a mechanical pressure gauge, and can read the pressure value. The flow meter 39 is also a mechanical meter, and can read the flow value. The liquid level sensor 21 also adopts a mechanical liquid level meter, and the liquid level value can be read.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a reentrant machine gas-liquid detects, guiding mechanism, its includes joint (10), external reentrant machine gas-liquid export, its characterized in that: also comprises a pressure sensor (20), a first valve (30), a one-way valve (31), a pressure pump (32), a second valve (33), a liquid storage tank (34) and a liquid level sensor (21), wherein,
the gas-liquid outlet of the re-feeding machine, the joint (10), the pressure sensor (20) and the first valve (30) are communicated in sequence;
the first valve (30) is respectively communicated with the one-way valve (31) and the second valve (33);
the one-way valve (31) is communicated with the liquid storage tank (34);
the second valve (33) is communicated with the pressure pump (32) and the liquid storage tank (34) in sequence;
the liquid storage tank (34) stores standing liquid, and the liquid level sensor (21) is arranged in the liquid storage tank (34).
2. The compound feed gas-liquid detection and adjustment mechanism of claim 1, characterized in that: the pressure sensor (20), the first valve (30), the one-way valve (31), the pressure pump (32), the second valve (33) and the liquid level sensor (21) are respectively in signal connection with the single chip microcomputer (40).
3. The compound feed gas-liquid detection and adjustment mechanism of claim 1, characterized in that: the joint (10) adopts a quick-change joint.
4. The compound feed gas-liquid detection and adjustment mechanism of claim 1, characterized in that: the inner cavity of the liquid storage tank (34) is cylindrical, and the upper end and the lower end of the liquid level sensor (21) are respectively hinged with the liquid storage tank (34).
5. The compound feed gas-liquid detection and adjustment mechanism of claim 1, characterized in that: the automatic flow meter is characterized by further comprising a first manual valve (35), a second manual valve (36), a third manual valve (37), a manual pump (38), a flow meter (39) and a pressure meter (22), wherein the pressure meter (22) is arranged between the connector (10) and the first valve (30) and is respectively communicated with the connector and the first valve, the first manual valve (35) is arranged between the pressure sensor (20) and the first valve (30) and is communicated with the pressure sensor and the first valve, the flow meter (39) is communicated with the liquid storage tank (34), the second manual valve (36) is arranged between the first manual valve (35) and the flow meter (39) and is communicated with the first manual valve (35) and the third manual valve (37), the manual pump (38) and the flow meter (39) are sequentially communicated.
6. The compound feed gas-liquid detection and adjustment mechanism of claim 1, characterized in that: still include gas holder (50), three-way valve (51) and gas flowmeter (52), three-way valve (51) set up between pressure sensor (20) and first valve (30) and communicate with the two respectively, and three-way valve (51), gas flowmeter (52) and gas holder (50) communicate in proper order.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021222888.0U CN212320984U (en) | 2020-06-28 | 2020-06-28 | Gas-liquid detection and adjustment mechanism of re-feeding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021222888.0U CN212320984U (en) | 2020-06-28 | 2020-06-28 | Gas-liquid detection and adjustment mechanism of re-feeding machine |
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| CN212320984U true CN212320984U (en) | 2021-01-08 |
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| CN202021222888.0U Active CN212320984U (en) | 2020-06-28 | 2020-06-28 | Gas-liquid detection and adjustment mechanism of re-feeding machine |
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