Double-source pneumatic pump

Abstract

The utility model discloses a double-source pneumatic pump which comprises a pump body and a conveying pipeline, the pump body is communicated with the conveying pipeline through a pipeline, a first one-way valve and a second one-way valve are installed on the conveying pipeline, an air cylinder is installed on the outer side face of the pump body, and a push rod of the air cylinder is fixedly connected with a diaphragm. The diaphragm is located in the pump body, and an air blowing pipe and an air suction pipe are arranged on the outer side face of the pump body. The double-source pneumatic pump comprises two groups of power sources to form the double-source pneumatic pump, one is that the diaphragm is driven to reciprocate through the air cylinder, the other is that the diaphragm is blown through the air blowing pipe and is extracted through the air extraction pipe, and the air blowing pump component and the air extraction pump component operate alternately to realize reciprocating driving of the diaphragm. The other actuating mechanism can be used for driving operation, and normal operation of the pneumatic pump is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pneumatic pump technical field, concretely is a double source pneumatic pump. BACKGROUND

[0002] Pneumatic pump adopts compressed air as power source, and is mainly suitable for grouting, filling gap, reinforcing broken rock layer and other projects of mine, tunnel, water conservancy, subway, building, bridge and the like construction site. Pneumatic pump is applied in more and more occasions, and due to its unique function, in pump class product application, pneumatic pump has the irreplaceable position of other pumps.

[0003] The existing pneumatic pump only includes a set of actuating mechanism, when the actuating mechanism fails, the pneumatic pump will stop working, and the normal conveying of medium is affected. UTILITY MODEL CONTENT

[0004] The utility model discloses a double source pneumatic pump to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a double source pneumatic pump, including pump body and delivery pipeline, the pump body is communicated with delivery pipeline through pipeline, install first check valve and second check valve on the delivery pipeline, install the cylinder on the outside of pump body, the push rod of cylinder is fixedly connected diaphragm, the diaphragm is located in the inside of pump body, set up the air pipe and the air pipe of pumping on the outside of pump body.

[0006] Among them, one end of the air pipe is embedded in the pump body, the other end of the air pipe is connected with the air pump assembly.

[0007] Among them, one end of the air pipe is embedded in the pump body, the other end of the air pipe is connected with the air pump assembly.

[0008] Among them, the side of diaphragm and the inner wall of pump body are fixedly connected.

[0009] Among them, the two side surfaces of diaphragm and the inner wall of pump body form two groups of chambers.

[0010] Among them, the delivery pipeline includes main pipeline, inlet pipe and discharge pipe.

[0011] Among them, one end of the first check valve is connected with the main pipeline, the other end of the first check valve is connected with the inlet pipe.

[0012] Among them, one end of the second check valve is connected with the main pipeline, the other end of the second check valve is connected with the discharge pipe.

[0013] Among them, the inlet pipe and discharge pipe are all provided with flange plate on one end.

[0014] Compared with the prior art, the utility model has the beneficial effects that

[0015] The utility model discloses a double -source pneumatic pump, one is through the cylinder drive diaphragm reciprocating motion, another is through the gas blowing pipe and carries out the gas blowing, carries out the air pumping through the air pumping pipe, and the gas blowing pump subassembly and air pumping pump subassembly alternate operation realize the reciprocating drive of diaphragm, when the failure of certain one actuating mechanism, can drive the operation through another set of actuating mechanism, guarantee the normal operation of pneumatic pump. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is internal structure schematic diagram of the utility model;

[0017] Figure 2 It is overall structure schematic diagram of the utility model's planar view;

[0018] Figure 3 It is overall structure schematic diagram of the utility model's bottom view;

[0019] Figure 4 It is medium inflow schematic diagram of the utility model;

[0020] Figure 5 It is medium discharge schematic diagram of the utility model.

[0021] In the drawing: 1, pump body;2, delivery pipeline;3, first check valve;4, second check valve;11, cylinder;12, diaphragm;13, gas blowing pipe;14, air pumping pipe;21, main pipeline;22, inlet pipe;23, exhaust pipe. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a double -source pneumatic pump, including pump body 1 and delivery pipeline 2, pump body 1 is communicated with delivery pipeline 2 by pipeline, first check valve 3 and second check valve 4 are installed on delivery pipeline 2, cylinder 11 is installed on the outside of pump body 1, the push rod of cylinder 11 is fixedly connected diaphragm 12, diaphragm 12 is located in the inside of pump body 1, gas blowing pipe 13 and air pumping pipe 14 are provided on the outside of pump body 1.

[0024] The pneumatic pump has two driving modes, including two groups of power sources, forming a double-source pneumatic pump, one is through the cylinder 11 to drive the diaphragm 12 reciprocating motion, the other is through the blowing pipe 13 to blow, through the exhaust pipe 14 to exhaust, to drive the diaphragm 12 reciprocating motion, when one kind of actuator fails, can drive the operation through another group of actuators, guarantee the normal operation of the pneumatic pump.

[0025] By executing mechanism driving diaphragm 12 in the pump body 1 reciprocating deformation, forming the volume pump of volume change, the actuator pushes the diaphragm 12 to move to one direction, as shown in Figure 4 When the diaphragm 12 moves to one side, a chamber produces negative pressure, at this time, the first one-way valve 3 is automatically opened, the second one-way valve 4 is automatically closed, thereby opening the suction inlet of the conveying pipeline 2, the medium is sucked into the conveying pipeline 2, then, through the actuator driving diaphragm 12 to move to the opposite direction, apply pressure, as shown in Figure 5 The first one-way valve 3 is automatically closed, the second one-way valve 4 is automatically opened, the medium enters the discharge outlet of the conveying pipeline 2 under the action of pressure, and is discharged through the discharge outlet, through the actuator driving diaphragm 12 reciprocating motion continuously, realize continuous medium conveying.

[0026] Among them, one end of the blowing pipe 13 is embedded in the pump body 1, the other end of the blowing pipe 13 is connected with the blowing pump assembly, when the blowing pump assembly works, it blows gas to the inside of the pump body 1 through the blowing pipe 13, under the action of gas pressure, it can drive the diaphragm 12 to move to one side.

[0027] Among them, one end of the exhaust pipe 14 is embedded in the pump body 1, the other end of the exhaust pipe 14 is connected with the exhaust pump assembly, when the exhaust pump assembly works, it sucks the gas in the pump body 1 through the exhaust pipe 14, and then drives the diaphragm 12 to move to the other side, the blowing pump assembly and the exhaust pump assembly jointly constitute the actuator, the diaphragm 12 has good flexibility, the blowing pump assembly and the exhaust pump assembly alternate operation, realize reciprocating driving of the diaphragm 12.

[0028] Among them, the side edge of the diaphragm 12 is fixedly connected with the inner wall of the pump body 1, the diaphragm 12 has good flexibility and corrosion resistance.

[0029] Among them, the two side surfaces of the diaphragm 12 and the inner wall of the pump body 1 form two groups of chambers, when the diaphragm 12 moves to one side, a chamber will produce negative pressure, the medium enters the conveying pipeline 2 and flows in the conveying pipeline 2 under the action of the negative pressure.

[0030] Among them, the conveying pipeline 2 includes the main pipeline 21, the inlet pipe 22 and the discharge pipe 23, the medium enters the main pipeline 21 through the inlet pipe 22 of the conveying pipeline 2, and flows in the main pipeline 21, finally the medium is discharged through the discharge pipe 23 of the conveying pipeline 2, realizing the conveying of the medium.

[0031] Wherein, one end of the first one-way valve 3 is connected with the main pipeline 21, the other end of the first one-way valve 3 is connected with the inlet pipe 22, when the first one-way valve 3 is opened, the medium enters the main pipeline 21 through the inlet pipe 22.

[0032] Wherein, one end of the second one-way valve 4 is connected with the main pipeline 21, the other end of the second one-way valve 4 is connected with the outlet pipe 23, when the second one-way valve 4 is opened, the medium is discharged through the outlet pipe 23.

[0033] Wherein, the inlet pipe 22 and the outlet pipe 23 are provided with flanges at one end, the inlet pipe 22 and the outlet pipe 23 can be connected with pipelines through the flanges, the pipelines are arranged according to actual use requirements, and continuous conveying of the medium is realized.

[0034] Working principle: in use, the inlet pipe 22 and the outlet pipe 23 are connected with pipelines, the pipelines are arranged according to actual use requirements, the blowing pipe 13 is connected with the air outlet pump assembly, the air suction pipe 14 is connected with the air suction pump assembly, the pneumatic pump has two driving modes, one is that the diaphragm 12 is driven to reciprocate through the air cylinder 11, and the other is that the diaphragm 12 is driven to reciprocate through the blowing pipe 13 and the air suction pipe 14, the blowing pump assembly and the air suction pump assembly are alternately operated, reciprocating driving of the diaphragm 12 in the pump body 1 is realized through the actuator, when one kind of actuator fails, the other actuator can be used for driving operation, so that normal operation of the pneumatic pump is ensured, the diaphragm 12 is driven to deform reciprocatingly in the pump body 1 through the actuator, a displacement pump with changing volume is formed, the actuator drives the diaphragm 12 to move in one direction, as shown in Figure 4 When the diaphragm 12 moves to one side, negative pressure is generated in one chamber, at this time, the first one-way valve 3 is automatically opened, the second one-way valve 4 is automatically closed, so that the suction port of the conveying pipeline 2 is opened, the medium is sucked into the conveying pipeline 2, then the diaphragm 12 is driven to move in the opposite direction through the actuator, pressure is applied, as shown in Figure 5 The first one-way valve 3 is automatically closed, the second one-way valve 4 is automatically opened, the medium enters the outlet of the conveying pipeline 2 under the action of the pressure and is discharged through the outlet, the diaphragm 12 is continuously driven to reciprocate through the actuator, so that continuous conveying of the medium is realized.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dual-source pneumatic pump comprising a pump body (1) and a delivery line (2), characterized in that: The pump body (1) is communicated with the conveying pipeline (2) through a pipeline, the conveying pipeline (2) is provided with a first one-way valve (3) and a second one-way valve (4), a cylinder (11) is arranged on the outer side of the pump body (1), a push rod of the cylinder (11) is fixedly connected with a diaphragm (12), the diaphragm (12) is located in the pump body (1), and a blowing pipe (13) and a suction pipe (14) are arranged on the outer side of the pump body (1).

2. A dual source pneumatic pump according to claim 1, wherein: One end of the blowing pipe (13) is embedded in the pump body (1), and the other end of the blowing pipe (13) is connected with a blowing pump assembly.

3. A dual source pneumatic pump according to claim 1, wherein: One end of the suction pipe (14) is embedded in the pump body (1), and the other end of the suction pipe (14) is connected with a suction pump assembly.

4. A dual source pneumatic pump according to claim 1, wherein: The side edge of the diaphragm (12) is fixedly connected with the inner wall of the pump body (1).

5. A dual source pneumatic pump according to claim 1, wherein: Two side surfaces of the diaphragm (12) and the inner wall of the pump body (1) form two groups of cavities.

6. A dual source pneumatic pump according to claim 1, wherein: The conveying pipeline (2) comprises a main pipeline (21), an inlet pipe (22) and a discharge pipe (23).

7. A dual source pneumatic pump according to claim 6, wherein: One end of the first one-way valve (3) is connected with the main pipeline (21), and the other end of the first one-way valve (3) is connected with the inlet pipe (22).

8. A dual source pneumatic pump according to claim 7, wherein: One end of the second one-way valve (4) is connected with the main pipeline (21), and the other end of the second one-way valve (4) is connected with the discharge pipe (23).

9. A dual source pneumatic pump according to claim 8, wherein: The inlet pipe (22) and the discharge pipe (23) are provided with flanges at one end.

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