CN217270773U - Pump head assembly of crankshaft pump - Google Patents
Pump head assembly of crankshaft pump Download PDFInfo
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- CN217270773U CN217270773U CN202123270467.2U CN202123270467U CN217270773U CN 217270773 U CN217270773 U CN 217270773U CN 202123270467 U CN202123270467 U CN 202123270467U CN 217270773 U CN217270773 U CN 217270773U
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- pressure regulating
- pump head
- head assembly
- water inlet
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Abstract
The utility model discloses a crankshaft pump head subassembly, including the main part, be equipped with the water inlet, delivery port and the pressure regulating off-load connector of mutual intercommunication in the main part, be equipped with the integrative valve that has water intaking valve function and outlet valve function in the runner of the intercommunication between water inlet and the delivery port, install the integrative valve of pressure regulating off-load in the pressure regulating off-load connector. The utility model discloses a bent axle pump head subassembly has shortened the runner length of water intaking valve between the outlet valve among the pump head subassembly, the bent axle pump head subassembly that reduces the volume, has promoted the advantage from the time and the efficiency of inhaling.
Description
Technical Field
The utility model relates to a bent axle pump, the last bent axle pump head subassembly of concretely relates to high pressure cleaning device.
Background
In the prior art, when a crankshaft pump on a high-pressure cleaning device starts to work, air in the pump needs to be discharged completely, the speed and the degree of the discharged air directly influence the working efficiency of the pump, and in addition, whether pressure regulation is stable and sensitive or not and the speed of unloading are the keys for detecting the quality of a pressure regulating unloading valve. An upper water inlet valve and a water outlet valve of the existing crankshaft pump are separately arranged, a connecting port needs to be arranged on the crankshaft pump corresponding to the water inlet valve and the water outlet valve respectively, a 90-degree turn is arranged in a channel between the two connecting ports, and the channel is long in length; in addition, the pressure regulating valve and the unloading valve on the existing crankshaft pump are generally arranged separately, so that the lengths of pressure regulating unloading connecting ports arranged corresponding to the pressure regulating valve and the unloading valve are longer, and the lengths can influence the speed of exhaust and unloading.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a crankshaft pump head subassembly solves foretell one or more problem.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a crankshaft pump head assembly comprises a main body, wherein a water inlet, a water outlet and a pressure regulating unloading connecting port which are mutually communicated are formed in the main body, an integrated valve with a water inlet valve function and a water outlet valve function is arranged in a flow channel communicated between the water inlet and the water outlet, and a pressure regulating unloading integrated valve is installed in the pressure regulating unloading connecting port.
In some embodiments, the integrated valve includes an inlet valve and an outlet valve, the outlet valve being fastened to the inlet valve, the outlet valve being disposed on a side near the outlet, and the inlet valve being disposed on a side near the inlet.
In some embodiments, an auxiliary connecting pipe is arranged between the water outlet valve and the water inlet valve, two annular bumps arranged in parallel are arranged on the outer side wall of the auxiliary connecting pipe, a sealing ring is arranged between the two soil blocks, the lower end face of the water outlet valve is connected with one of the bumps, and the upper end face of the water inlet valve is connected with the other bump.
In some embodiments, the integrated valve is disposed within one vertical flow passage.
In some embodiments, the water inlet and the water outlet are arranged on the same side.
In some embodiments, the pressure regulating and unloading integrated valve comprises a valve sleeve connected with the inner side wall of a pressure regulating and unloading connector, a pressure regulating cavity is arranged in the valve sleeve, a regulating rod piece is arranged in the pressure regulating cavity, the outer side end of the regulating rod piece extends outwards to penetrate out of the pressure regulating cavity, a pressure regulating spring is sleeved on the regulating rod piece in the pressure regulating cavity, the end face of the inner side end of the pressure regulating spring is matched with a spring top plate, the end face of the inner side end of the regulating rod piece is connected with the spring top plate, the spring top plate is connected with a top pin through a steel ball, and a valve sleeve sealing line is arranged on the valve sleeve on one side of the top pin corresponding to the steel ball.
In some embodiments, the valve sleeve, the pressure regulating cavity, the pressure regulating spring, the regulating rod piece, the spring top plate, the steel ball and the top pin are coaxially arranged.
To sum up, the utility model discloses following beneficial effect has:
1. the pressure regulating and unloading integrated valve is arranged to realize the functions of the pressure regulating valve and the unloading valve, so that the volume of a pump head assembly of the crankshaft pump is reduced, and the self-priming time and the self-priming efficiency of the crankshaft pump can be effectively increased;
2. the water inlet valve and the water outlet valve are connected to form an integrated valve which is arranged in the same vertical flow channel, so that the distance of the flow channel between the water inlet valve and the water outlet valve is effectively shortened, the water outlet valve of the water flow channel of the water inlet valve can be quickly removed, meanwhile, the internal volume of a pump head assembly of the crank pump can be effectively reduced through the structural design, the self-priming speed of the crank pump is accelerated, and the overall working efficiency of the crank pump is improved.
Drawings
Fig. 1 is a schematic structural diagram of a pump head assembly of a crankshaft pump according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A-a of FIG. 1;
fig. 3 is a schematic view of a cross-section a-a in fig. 1.
In the figure:
1. the pressure regulating valve comprises a main body, a water inlet, a water outlet, a pressure regulating and unloading integrated valve body 4, a pressure regulating and unloading integrated valve 401, a valve sleeve 402, a pressure regulating spring 403, a pressure regulating cavity 404, a steel ball 405, a valve sleeve sealing line 406, a top pin 407, a regulating rod member 501, a water inlet valve 502, a water outlet valve 503 and an auxiliary connecting pipe fitting.
Detailed Description
With reference to fig. 1 to fig. 3, some embodiments of the present invention provide a pump head assembly of a crankshaft pump, including a main body 1, the main body 1 is provided with a water inlet 2, a water outlet 3 and a pressure-regulating unloading connector which are communicated with each other, an integrated valve having a water inlet valve function and a water outlet valve function is provided in a flow channel of the communication between the water inlet 2 and the water outlet 3, and a pressure-regulating unloading integrated valve 4 is installed in the pressure-regulating unloading connector.
Integrative valve includes water intaking valve 501 and outlet valve 502, outlet valve 502 detains on water intaking valve 501, outlet valve 502 sets up the one side of being close to delivery port 3, water intaking valve 501 sets up the one side of being close to water inlet 2, wherein water inlet 2 and 3 homonymies of delivery port set up, integrative valve sets up in a vertical runner, the effectual distance that shortens the runner between water intaking valve and the outlet valve, the inside volume of bent axle pump head subassembly has been reduced, the bent axle pump is from inhaling speed has been promoted, and have the effect of promotion to the whole work efficiency of bent axle pump, show after the experiment, the application the utility model provides an efficiency of inhaling of state thoroughfare pump behind the bent axle pump head subassembly is about 98%, and the efficiency of inhaling of the same kind product on the present market is about 85%.
In some specific implementation manners, an auxiliary connecting pipe 503 is arranged between the water outlet valve 502 and the water inlet valve 501, two annular bumps arranged in parallel are arranged on the outer side wall of the auxiliary connecting pipe 503, a sealing ring is arranged between the two soil blocks, the lower end face of the water outlet valve 502 is connected with one of the bumps, and the upper end face of the water inlet valve 501 is connected with the other bump.
The pressure regulating and unloading integrated valve 4 comprises a valve sleeve 401 connected with the inner side wall of a pressure regulating and unloading connecting port, a pressure regulating cavity 403 is arranged in the valve sleeve 401, a regulating rod member 407 is arranged in the pressure regulating cavity 403, the outer side end of the regulating rod member 407 extends outwards to penetrate out of the pressure regulating cavity 403, a pressure regulating spring 402 is sleeved on the regulating rod member 407 in the pressure regulating cavity 403, the end surface of the inner side end of the pressure regulating spring 402 is matched with a spring top plate, the end surface of the inner side end of the regulating rod member 407 is connected with the spring top plate, the spring top plate is connected with a top pin 406 through a steel ball 404, and a valve sleeve sealing line 405 is arranged on the valve sleeve 401 on one side provided with the top pin 406 and corresponds to the steel ball 404. Wherein the valve sleeve 401, the pressure regulating cavity 403, the pressure regulating spring 402, the regulating rod 407, the spring top plate, the steel ball 404 and the top pin 406 are coaxially arranged.
The utility model discloses well narrated bent axle pump head unit mount forms the bent axle pump on the pump body that corresponds to and after the high pressure cleaning subassembly that corresponds formed the high pressure cleaner, this pressure regulating unloading integrative valve 4's theory of operation does: the pressure regulating spring 402 presses the steel ball 404 on the valve sleeve sealing line 405 through the spring top plate to make the inside of the crankshaft pump in a sealing state, which is equivalent to a check valve, and pumps water from the water inlet when the high-pressure washer is started and then pumps high-pressure water from the water outlet. The design of the pressure-regulating and unloading integrated valve 4 enables the volume of a crankshaft pump head assembly to be reduced, and the self-priming time and the self-priming efficiency of the crankshaft pump are improved.
It should be noted that in the description of the present invention, it should be understood that the terms "center", "horizontal", "longitudinal", "front", "back", "left", "right", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. A crankshaft pump head assembly comprises a main body (1), wherein a water inlet (2), a water outlet (3) and a pressure regulating unloading connecting port which are mutually communicated are arranged on the main body (1), and the crankshaft pump head assembly is characterized in that an integrated valve is arranged in a communicated flow channel between the water inlet (2) and the water outlet (3), a pressure regulating unloading integrated valve (4) is arranged in the pressure regulating unloading connecting port, the pressure regulating unloading integrated valve (4) comprises a valve sleeve (401) connected with the inner side wall of the pressure regulating unloading connecting port, a pressure regulating cavity (403) is arranged in the valve sleeve (401), a regulating rod piece (407) is arranged in the pressure regulating cavity (403), the outer side end of the regulating rod piece (407) extends outwards to penetrate out of the pressure regulating cavity (403), a pressure regulating spring (402) is sleeved on the regulating rod piece (407) in the pressure regulating cavity (403), the end surface of the inner side end of the pressure regulating spring (402) is matched with a spring top plate, and the end surface of the inner side end of the regulating rod piece (407) is connected with the spring top plate, the spring top plate is connected with a knock pin (406) through a steel ball (404), and a valve sleeve sealing line (405) is arranged on the valve sleeve (401) on one side of the knock pin (406) corresponding to the steel ball (404).
2. A crankshaft pump head assembly according to claim 1, wherein the integrated valve comprises an inlet valve (501) and an outlet valve (502), the outlet valve (502) being fastened to the inlet valve (501), the outlet valve (502) being arranged at a side close to the outlet (3), and the inlet valve (501) being arranged at a side close to the inlet (2).
3. A pump head assembly of a crankshaft pump according to claim 1, wherein an auxiliary connecting pipe (503) is disposed between the water outlet valve (502) and the water inlet valve (501), two annular protrusions are disposed on an outer sidewall of the auxiliary connecting pipe (503) in parallel, a sealing ring is disposed between the two soil blocks, a lower end surface of the water outlet valve (502) is connected to one of the protrusions, and an upper end surface of the water inlet valve (501) is connected to the other protrusion.
4. A crankshaft pump head assembly according to claim 1 or 2, wherein the integral valve is disposed in a vertical flow path.
5. A crankshaft pump head assembly according to claim 1 or 2, wherein the water inlet (2) and the water outlet (3) are arranged on the same side.
6. A crankshaft pump head assembly according to claim 1, wherein the valve sleeve (401), the pressure regulating cavity (403), the pressure regulating spring (402), the regulating rod member (407), the spring top plate, the steel ball (404), and the knock pin (406) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123270467.2U CN217270773U (en) | 2021-12-23 | 2021-12-23 | Pump head assembly of crankshaft pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123270467.2U CN217270773U (en) | 2021-12-23 | 2021-12-23 | Pump head assembly of crankshaft pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217270773U true CN217270773U (en) | 2022-08-23 |
Family
ID=82888582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123270467.2U Active CN217270773U (en) | 2021-12-23 | 2021-12-23 | Pump head assembly of crankshaft pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217270773U (en) |
-
2021
- 2021-12-23 CN CN202123270467.2U patent/CN217270773U/en active Active
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