CN218669775U - Vehicle-mounted plunger pump capable of discharging residual water - Google Patents
Vehicle-mounted plunger pump capable of discharging residual water Download PDFInfo
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- CN218669775U CN218669775U CN202222928740.4U CN202222928740U CN218669775U CN 218669775 U CN218669775 U CN 218669775U CN 202222928740 U CN202222928740 U CN 202222928740U CN 218669775 U CN218669775 U CN 218669775U
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Abstract
The utility model belongs to the technical field of plunger pump body equipment and specifically relates to a can put on-vehicle plunger pump of surplus water is related to, and it includes the plunger pump body, inlet opening and apopore have been seted up on the plunger pump body, inlet opening department is connected with the inlet tube, the inlet tube is kept away from the one end of plunger pump body is connected with the suction pump, the suction pump is kept away from the one end of plunger pump body is connected with carries the fluid reservoir, be connected with the connecting pipe between suction pump and the carrier fluid reservoir, outlet opening department is connected with the outlet pipe, the outlet has been seted up on the plunger pump body, and when the during operation, the outlet connection has the closed pipe, and when putting surplus water, the outlet connection has drainage components. This application can reduce the possibility that causes the destruction to the plunger pump when realizing putting surplus water to the plunger pump.
Description
Technical Field
The application relates to the field of plunger pump body equipment, in particular to a vehicle-mounted plunger pump capable of discharging residual water.
Background
The plunger pump is an important device of a hydraulic system, and the plunger pump realizes the suction and the extrusion of liquid by changing the volume of the sealed working cavity by means of the reciprocating motion of the plunger in the cylinder body. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like. Install the plunger pump in the pump house of fire engine afterbody usually, when needs put out a fire the operation, the plunger pump takes out the water in the fire engine carrier liquid jar, and blowout after the plunger pump pressurization to the realization is put out a fire to the higher position of height. When the plunger pump is stopped to be used, partial liquid is reserved in a pump cavity of the plunger pump, the residual water needs to be discharged at the moment, particularly in winter in the north, the phenomenon that the residual water in the pump cavity is frozen is avoided, the pump is slightly influenced to be continuously used, and the pump head is frozen and cracked to be heavy, so that the equipment is damaged.
At present, the discharging of the residual water is generally to install a screw on a plug screw below a water suction pipe assembly corresponding to each inner cavity of a pump head, rotate the screw one by a wrench to jack up a valve core for discharging water, and then reset the screw, but whether the valve core can not be seen by workers outside the plunger pump to reset or not, if the valve core is not completely reset, the damage to the valve core, the plug screw and the screw can be caused when the plunger pump works next time, and the use cost of the plunger pump is increased.
SUMMERY OF THE UTILITY MODEL
Reduce the possibility that causes the destruction to the plunger pump in order to realize putting the surplus water to the plunger pump to reduce the use cost of plunger pump body, this application provides a can put on-vehicle plunger pump of surplus water.
The application provides a can put on-vehicle plunger pump of surplus water adopts following technical scheme:
the utility model provides a can put on-vehicle plunger pump of surplus water, including the plunger pump body, inlet opening and apopore have been seted up on the plunger pump body, inlet opening department is connected with the inlet tube, the one end that the plunger pump body was kept away from to the inlet tube is connected with the suction pump, the one end that the plunger pump body was kept away from to the suction pump is connected with and carries the fluid reservoir, be connected with the connecting pipe between suction pump and the carrier fluid reservoir, outlet opening department is connected with the outlet pipe, the outlet has been seted up on the plunger pump body, when the during operation, the outlet connection has the closed pipe, when putting the surplus water, the outlet connection has the drainage subassembly.
By adopting the technical scheme, when the plunger pump body works, the water in the carrier liquid tank is pumped into the plunger pump body by the water pump, and the plunger pump body pushes the water into the water outlet pipe, so that the required height is achieved; when needs are discharged surplus water, discharge water from the outlet through drainage assembly, do not need the staff to reset the case, when realizing putting surplus water to the plunger pump body, reduced the possibility that causes destruction to the plunger pump body to the use cost of plunger pump body has been reduced.
Optionally, the drainage subassembly is including dismantling the drain pipe of connection in drain outlet department and the receiving box that the one end of keeping away from the plunger pump body with the drain pipe is connected, and the egress opening has been seted up to one side of receiving the box, is provided with the check valve in the drain pipe, and the check valve is used for avoiding the surplus water backward flow, and one side of receiving the box is connected with compressed air pipe, and compressed air pipe keeps away from the one end of receiving the box and lets in compressed air in the fire engine chassis, through fire engine chassis to compressed air pipe.
Through adopting above-mentioned technical scheme, when needs are discharged this internal surplus water of plunger pump, the operation lets in compressed air in to receiving the box through compressed air pipe with the fire engine chassis, and compressed air makes and keeps vacuum state in the receiving box, leads to receiving the box in with the inside formation pressure differential of plunger pump body to the inside surplus water of plunger pump body will be inhaled to receiving in the box.
Optionally, the check valve includes a first ring disposed inside the drain pipe and located close to the inside of the plunger pump body, an abutting ball abutting against one side of the first ring away from the inside of the plunger pump body, a second ring disposed inside the drain pipe away from one end of the inside of the plunger pump body, and a spring disposed between the abutting ball and the second ring.
By adopting the technical scheme, when the residual water needs to be discharged, the residual water flows into the drainage pipe and presses the abutting ball, so that the abutting ball compresses the spring, and the residual water can flow into the receiving box from the one-way valve; if the water in the receiving box is full, the spring applies pressure to the abutting ball, so that the abutting ball is always abutted with the first ring, and residual water is prevented from flowing back to the plunger pump body.
Optionally, a receiving tube is connected to the outflow port, and an end of the receiving tube away from the receiving box is open.
By adopting the technical scheme, the water in the receiving box needs to be poured out so as to facilitate the next discharging of the residual water; during the use, the water in the receiving box flows to outside the receiving tube from the egress opening through the receiving tube, again the manual work with the surplus water clearance can, when putting the surplus water, compressed air will receive the air extrusion in the box to the surplus water tank in for can let this internal surplus water stream of plunger pump to receive in the box.
Optionally, a sealing assembly is connected between the compressed air pipe and the receiving box, the sealing assembly comprises a sealing sleeve mounted on the inner side of the receiving box and a fixing sleeve mounted on the outer side of the receiving box, the sealing sleeve is sleeved on the compressed air pipe, and the fixing sleeve is in threaded connection with the outer side of the receiving box.
Through adopting above-mentioned technical scheme, the leakproofness of receiving the box has been guaranteed in setting up of seal cover, avoids flowing out in the compressed air who leads to in the receiving box from compressed air pipe and the gap of receiving the box, leads to receiving the box in can't keep vacuum state, can't be with this internal surplus water suction of plunger pump.
Optionally, the plunger pump body is fixedly connected with a fixed pipe at the discharge port, a connecting cylinder is arranged between the drain pipe and the fixed pipe, one end of the connecting cylinder is rotatably connected with the fixed pipe, and the other end of the connecting cylinder is rotatably connected with the drain pipe.
By adopting the technical scheme, when the plunger pump body is not required to be drained with residual water, one end of the connecting cylinder, which is far away from the plunger pump body, is connected with the closed pipe, so that a closed space in the plunger pump body is ensured, and water flow can smoothly flow out of the water outlet pipe; when the plunger pump body is stopped to be used and water needs to be discharged from the plunger pump body, the closed pipe is taken down, one end of the drain pipe is screwed on the connecting cylinder, and the operation of discharging residual water is performed.
Optionally, a liquid level detector is arranged in the liquid carrying tank, the liquid level detector is coupled with a controller, and the controller is coupled with an alarm.
By adopting the technical scheme, during operation, the controller receives a liquid level value signal sent by the liquid level detector in real time and converts the liquid level value into a liquid level value in the liquid carrying tank to be compared with the upper liquid level threshold value and the lower liquid level threshold value. When the converted liquid level value is smaller than the lower threshold value, the controller controls the alarm to be in a conducting state to remind people of adding water into the liquid carrying tank, and after a period of time, when the converted liquid level value is larger than or equal to the upper threshold value, the controller controls the alarm to be in a closing state.
Optionally, a handle is arranged on the water outlet pipe.
Through adopting above-mentioned technical scheme, when needing the handheld outlet pipe of staff, do not need directly to hold the outlet pipe, hold the handle for the staff can better hold the outlet pipe on the ground, can carry out more accurate watering to the position of fire.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the plunger pump body, the water inlet hole, the water outlet hole, the water suction pump, the liquid carrying tank, the connecting pipe, the water outlet, the closed pipe and the water drainage assembly, when the plunger pump main body works, the closed pipe is connected to the water outlet so that water flow cannot flow out of the water outlet, but the water suction pump pumps the water flow in the liquid carrying tank into the plunger pump main body from the connecting pipe and discharges the water flow through the water outlet pipe, and the fire extinguishing requirement is met; when the residual water needs to be drained, the drainage assembly is arranged at the drainage port, water is drained from the drainage port through the drainage assembly, a worker does not need to reset the valve core, the residual water is drained from the plunger pump body, and meanwhile the possibility of damage to the plunger pump body is reduced, so that the use cost of the plunger pump body is reduced;
2. by arranging the drain pipe, the receiving box, the outflow port, the compressed air pipe and the compressed air box, when residual water in the plunger pump body needs to be discharged, compressed air in the compressed air box enters the receiving box through the compressed air pipe, the compressed air extrudes air in the receiving box, so that the receiving box is kept in a vacuum state, pressure difference is formed between the inside of the receiving box and the inside of the plunger pump body, and the residual water in the plunger pump body is sucked by the receiving box;
3. by arranging the first ring, the abutting ball, the second ring and the spring, the spring applies pressure to the abutting ball under a normal state, so that the abutting ball is always abutted against the first ring, and residual water is prevented from flowing back into the plunger pump body from the drainage pipe; when surplus water is required to be discharged, the surplus water is squeezed to press the abutting ball, so that the abutting ball compresses the spring, and the surplus water can flow into the receiving box from the one-way valve.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a schematic view of the overall structure of the plunger pump body in operation.
Fig. 3 is a schematic sectional structure of the present application.
Fig. 4 is an enlarged schematic view of a structure at a in fig. 3.
Fig. 5 is an enlarged schematic view of B in fig. 3.
Fig. 6 is a schematic sectional structure view showing a seal structure of the present application.
Description of reference numerals: 1. a plunger pump body; 2. a water inlet hole; 3. a water outlet hole; 4. a water pump; 5. a liquid carrying tank; 6. a water inlet pipe; 7. a water outlet pipe; 8. a water outlet; 9. closing the tube; 10. a drainage assembly; 11. a drain pipe; 12. a receiving box; 13. an outflow port; 14. a compressed air pipe; 16. a connecting pipe; 17. a one-way valve; 171. a first ring; 172. abutting the ball; 173. a second ring; 174. a spring; 18. a receiving tube; 20. a seal assembly; 201. sealing sleeves; 202. fixing a sleeve; 21. a fixed tube; 22. a connecting cylinder; 23. a liquid level detector; 24. an alarm; 25. a handle.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a vehicle-mounted plunger pump capable of discharging residual water.
Referring to fig. 1 and 2, a vehicle-mounted plunger pump capable of discharging residual water comprises a plunger pump body 1, wherein a water inlet hole 2 for guiding water into the plunger pump body 1 and a water outlet hole 3 for enabling the pressurized water to flow out are formed in the plunger pump body 1, a water inlet pipe 6 is connected to the position of the water inlet hole 2, a water suction pump 4 is connected to one end, away from the plunger pump body 1, of the water inlet pipe 6, a connecting pipe 16 is connected to one end, away from the water inlet pipe 6, of the water suction pump 4, a liquid carrying tank 5 for containing water is connected to one end, away from a hand water pump, of the connecting pipe 16, a water outlet pipe 7 is connected to the position of the water outlet hole 3, a water outlet 8 is formed in the plunger pump body 1, and when the vehicle-mounted plunger pump works, a closed pipe 9 is connected to the position of the water outlet 8; when the residual water needs to be discharged, the water outlet 8 is connected with a water discharge assembly 10 for discharging the residual water in the cavity in the plunger pump body 1.
When the plunger pump main body works, the closed pipe 9 is connected to the water outlet 8, so that water cannot flow out of the water outlet 8, and the plunger pump body 1 pushes water into the water outlet pipe 7, so that the required height is achieved; when the surplus water needs to be discharged, the drainage assembly 10 is connected to the drainage port 8, the surplus water in the cavity in the plunger pump body 1 is discharged by the drainage assembly 10, a worker does not need to reset the valve core, the possibility of damage to the plunger pump body 1 is reduced while the surplus water is discharged to the plunger pump body 1, and therefore the using cost of the plunger pump body 1 is reduced.
Referring to fig. 1, the drainage assembly 10 includes a drainage pipe 11 detachably connected to a drainage port 8, one end of the drainage pipe 11 far away from the plunger pump is connected with a receiving box 12, one side of the receiving box 12 is connected with a compressed air pipe 14, one end of the compressed air pipe 14 far away from the receiving box 12 is connected with a chassis of the fire engine for providing compressed air into the compressed air pipe 14, one side of the receiving box 12 is provided with an outflow port 13 for flowing out of residual water, the outflow port 13 is connected with a receiving pipe 18, and one end of the receiving pipe 18 far away from the receiving box 12 is in an open shape.
When needs are discharged with the surplus water in the plunger pump body 1, let in the compressed air in the fire engine chassis and receive in the box 12 for compressed air will receive the air extrusion originally in the box 12, make and be the vacuum state in receiving the box 12, receive in the box 12 with the inside formation pressure differential of plunger pump body 1, the inside surplus water of plunger pump body 1 will be inhaled to receiving in the box 12. Then, the water in the receiving box 12 flows out from the outflow port 13 to the outside through the receiving pipe 18, and the operator can clean the remaining water.
Referring to fig. 3 and 4, a check valve 17 is disposed in the drain pipe 11, the check valve 17 is used for preventing the residual water from flowing back, so that the residual water can only flow from the plunger pump body 1 to the receiving box, the check valve 17 includes a first ring 171 fixedly connected in the drain pipe 11 and located close to the inside of the plunger pump body 1, an abutting ball 172 abutting against one side of the first ring 171 far away from the inside of the plunger pump body 1, a second ring 173 fixedly connected in the drain pipe 11 far away from one end of the inside of the plunger pump body 1, and a spring 174 with two ends respectively fixedly connected with the abutting ball 172 and the second ring 173.
When the residual water needs to be drained, the residual water is pumped into the drain pipe 11, the abutting ball 172 is pressed, the abutting ball 172 compresses the spring 174, and the residual water can pass through the one-way valve 17 and finally flow into the receiving box 12; if the receiving box 12 is full of water, the spring 174 applies pressure to the abutting ball 172, and the water pushes the abutting ball 172, so that the abutting ball 172 abuts against the first ring 171 more tightly, and the residual water is prevented from flowing back into the plunger pump body 1.
Referring to fig. 5, the plunger pump body 1 is fixedly connected with a fixed pipe 21 at the discharge port, a connecting sleeve is arranged between the drain pipe and the fixed pipe 21, one end of a connecting cylinder 22 is rotatably connected with the fixed pipe 21, and the other end of the connecting cylinder 22 is rotatably connected with the drain pipe 11. When the plunger pump works, one end of the connecting cylinder 22, which is far away from the plunger pump body 1, is connected with the closed pipe 9, so that a closed space is formed in the plunger pump body 1, and water flow can only flow out of the water outlet pipe 7; when the plunger pump body 1 is stopped and the plunger pump body 1 needs to be drained, one end of the drain pipe 11 is screwed on the connecting cylinder 22, and the operation of draining the residual water is performed.
Referring to fig. 6, a sealing assembly 20 is disposed between the compressed air pipe 14 and the receiving box 12, the sealing assembly 20 includes a sealing sleeve 201 fixedly connected to the inner side of the receiving box 12 and a fixing sleeve 202 screwed to the outer side of the receiving box, and the sealing sleeve 201 is sleeved on the compressed air pipe 14. The sealing sleeve 201 is arranged to block a gap between the compressed air pipe 14 and the receiving box 12, so that the vacuum state in the receiving box 12 can be kept, and residual water in the plunger pump can be sucked out; the harness 202 fixes the position of the compressed air pipe 14.
A liquid level detector 23 is arranged in the liquid carrying tank 5, and a controller (not shown in the figure) is coupled to the liquid level detector 23 and an alarm is coupled to the controller. A liquid level upper threshold (hereinafter referred to as an upper threshold) and a liquid level lower threshold (hereinafter referred to as a lower threshold) are set in the controller; the liquid level detector 23 monitors the liquid level humidity value and outputs a liquid level value signal to the controller; the controller receives the level value signal and compares the level value corresponding to the level value signal with the upper threshold and the lower threshold.
When the level value corresponding to the level value signal received by the controller is smaller than the lower threshold value, the controller controls the alarm 24 to be in a conducting state, and people are reminded of adding water to the liquid carrying tank 5. After a period of time, when the level value corresponding to the level value signal received by the controller is greater than or equal to the upper threshold value, the controller controls the alarm 24 to be in the off state.
Referring to fig. 1, a handle 25 is arranged on the water outlet pipe 7. When needing the staff to hand outlet pipe 7, need not directly hand outlet pipe 7, hold handle 25 for the staff can better hold outlet pipe 7 on the ground, makes to carry out more accurate watering to the position of fire.
The implementation principle of the vehicle-mounted plunger pump capable of discharging the residual water in the embodiment of the application is as follows: when the plunger pump main body works, one end of the connecting cylinder 22, which is far away from the plunger pump main body 1, is connected with the closed pipe 9; when the residual water in the plunger pump body 1 needs to be discharged, one end of the drain pipe 11 is screwed on the connecting cylinder 22, and then the compressed air in the fire engine is introduced into the receiving box 12, so that the compressed air extrudes the original air in the receiving box 12, the residual water extrudes the abutting ball 172, the abutting ball 172 compresses the spring 174, and the residual water can pass through the one-way valve 17 and finally flows into the receiving box 12; then, the water in the receiving box 12 flows from the outflow port 13 into the outside through the receiving pipe 18, and the remaining water is manually cleaned.
When the level value corresponding to the level value signal received by the controller is smaller than the lower threshold value, the controller controls the alarm 24 to be in a conducting state, and people are reminded of adding water to the liquid carrying tank 5. After a period of time, when the level value corresponding to the level value signal received by the controller is greater than or equal to the upper threshold value, the controller controls the alarm 24 to be in the off state.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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 (8)
1. The utility model provides a can put on-vehicle plunger pump of surplus water, includes plunger pump body (1), its characterized in that: seted up inlet opening (2) and apopore (3) on plunger pump body (1), inlet opening (2) department is connected with inlet tube (6), inlet tube (6) are kept away from the one end of plunger pump body (1) is connected with suction pump (4), suction pump (4) are kept away from the one end of plunger pump body (1) is connected with and is carried liquid jar (5), be connected with connecting pipe (16) between suction pump (4) and the liquid jar (5), apopore (3) department is connected with outlet pipe (7), outlet (8) have been seted up on plunger pump body (1), and when the during operation, outlet (8) are connected with closed pipe (9), and when putting the surplus water, outlet (8) are connected with drainage subassembly (10).
2. The vehicle-mounted plunger pump capable of discharging residual water according to claim 1, characterized in that: drainage subassembly (10) are including dismantling the connection drain pipe (11) of outlet (8) department and with drain pipe (11) are kept away from receiving box (12) that the one end of plunger pump body (1) is connected, egress opening (13) have been seted up to one side of receiving box (12), be provided with check valve (17) in drain pipe (11), check valve (17) are used for avoiding the surplus water backward flow, one side of receiving box (12) is connected with compressed air pipe (14), compressed air pipe (14) keep away from the one end of receiving box (12) in the fire engine chassis, through the fire engine chassis to let in compressed air pipe (14).
3. The vehicle-mounted plunger pump capable of discharging residual water as claimed in claim 2, wherein: the check valve (17) comprises a first ring (171) which is arranged in the drain pipe (11) and is positioned close to the interior of the plunger pump body (1), an abutting ball (172) which is abutted against one side of the interior of the plunger pump body (1) and is far away from the first ring (171), a second ring (173) which is arranged in the drain pipe (11) and is far away from the interior end of the plunger pump body (1) and a spring (174) which is arranged between the abutting ball (172) and the second ring (173).
4. The vehicle-mounted plunger pump capable of discharging residual water as claimed in claim 2, wherein: a receiving pipe (18) is connected to the outflow opening (13), and one end, far away from the receiving box (12), of the receiving pipe (18) is open.
5. The vehicle-mounted plunger pump capable of discharging residual water as claimed in claim 2, wherein: compressed air pipe (14) with be connected with seal assembly (20) between receiving box (12), seal assembly (20) are including installing receive box (12) inboard seal cover (201) and install receive fixed cover (202) in the box (12) outside, seal cover (201) cover is established on compressed air pipe (14), fixed cover (202) with receive box (12) outside threaded connection.
6. The vehicle-mounted plunger pump capable of discharging residual water as claimed in claim 2, wherein: plunger pump body (1) is in discharge port department rigid coupling have fixed pipe (21), drain pipe (11) with be provided with connecting cylinder (22) between fixed pipe (21), the one end of connecting cylinder (22) with fixed pipe (21) rotate to be connected, the other end of connecting cylinder (22) with rotate between drain pipe (11) and be connected.
7. The vehicle-mounted plunger pump capable of discharging residual water according to claim 1, characterized in that: a liquid level detector (23) is arranged in the liquid carrying tank (5), a controller is coupled to the liquid level detector (23), and an alarm (24) is coupled to the controller.
8. The vehicle-mounted plunger pump capable of discharging residual water according to claim 1, characterized in that: the water outlet pipe (7) is provided with a handle (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222928740.4U CN218669775U (en) | 2022-11-02 | 2022-11-02 | Vehicle-mounted plunger pump capable of discharging residual water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222928740.4U CN218669775U (en) | 2022-11-02 | 2022-11-02 | Vehicle-mounted plunger pump capable of discharging residual water |
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| Publication Number | Publication Date |
|---|---|
| CN218669775U true CN218669775U (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222928740.4U Active CN218669775U (en) | 2022-11-02 | 2022-11-02 | Vehicle-mounted plunger pump capable of discharging residual water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116873409A (en) * | 2023-09-07 | 2023-10-13 | 闽清航华木业有限公司 | Composite container bottom plate with strong friction force and manufacturing process thereof |
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2022
- 2022-11-02 CN CN202222928740.4U patent/CN218669775U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116873409A (en) * | 2023-09-07 | 2023-10-13 | 闽清航华木业有限公司 | Composite container bottom plate with strong friction force and manufacturing process thereof |
| CN116873409B (en) * | 2023-09-07 | 2024-01-23 | 闽清航华木业有限公司 | Composite container bottom plate with strong friction force and manufacturing process thereof |
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