CN216554474U - Cooling monitoring device for water pump shaft seal - Google Patents
Cooling monitoring device for water pump shaft seal Download PDFInfo
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- CN216554474U CN216554474U CN202121733350.0U CN202121733350U CN216554474U CN 216554474 U CN216554474 U CN 216554474U CN 202121733350 U CN202121733350 U CN 202121733350U CN 216554474 U CN216554474 U CN 216554474U
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- shaft seal
- cooling
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- water pump
- water tank
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Abstract
The utility model discloses a water pump shaft seal cooling monitoring device, which comprises a cooling shaft seal, a cooling water tank and a water pump controller, wherein the cooling shaft seal comprises a shaft seal base and a shaft seal upper seat, the shaft seal base and the shaft seal upper seat are buckled with each other and fixedly connected through screws, meanwhile, fixing rings are fixedly arranged on the inner sides of the shaft seal base and the shaft seal upper seat, and a cooling cavity is arranged between the outer wall of each fixing ring and the shaft seal base and the shaft seal upper seat; the cooling shaft seal of the utility model generates heat by rotating friction to heat the cooling water in the cooling cavity, the cooling water in the cooling water tank is supplemented into the cooling cavity through the water inlet pipe, and the heated water enters the cooling water tank through the water return pipe to realize the effect of circulating cooling; be equipped with water pump controller and can be used to monitor the temperature of cooling shaft seal and the water level in the coolant tank, can prevent effectively that the temperature of cooling shaft seal is too high, and the water level in the coolant tank is less than the minimum.
Description
Technical Field
The utility model relates to the field of shaft seal cooling, in particular to a water pump shaft seal cooling monitoring device.
Background
The shaft seal is a friction seal or stuffing box used for preventing liquid leakage between a shaft and a bearing of a compressor or other fluid conveying equipment and is a sealing device arranged for preventing leakage between a pump shaft and a shell. Common types of shaft seals are packing seals, mechanical seals and dynamic seals. The shaft seal of a reciprocating pump is typically a packing seal. When the delivery of a medium that does not allow leakage is not allowed, a diaphragm type reciprocating pump may be employed. The shaft seal of rotary pump (including vane pump, rotor pump, etc.) mainly has packing seal, mechanical seal and dynamic seal.
The existing shaft seal generates a large amount of heat during the use process. If the heat is not dissipated in time, the shaft seal can be damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cooling monitoring device for a water pump shaft seal, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a cooling monitoring device for a water pump shaft seal comprises a cooling shaft seal, a cooling water tank and a water pump controller, wherein the cooling shaft seal comprises a shaft seal base and a shaft seal upper seat, the shaft seal base and the shaft seal upper seat are mutually buckled and fixedly connected through screws, meanwhile, fixing rings are fixedly arranged on the inner sides of the shaft seal base and the shaft seal upper seat, a cooling cavity is arranged between the outer wall of each fixing ring and the shaft seal base and the shaft seal upper seat, a water inlet and a water return port are formed in the top of the shaft seal upper seat above the cooling cavity, and a water inlet pipe and a water return pipe are respectively communicated with the water inlet and the water return port; the shaft seal upper seat is also provided with a temperature sensor, the cooling water tank is communicated with a water inlet pipe and a water return pipe, the cooling water tank is also provided with a capacitance type liquid level switch, and the cooling water tank is a cylindrical metal water tank;
the temperature sensor and the capacitance type liquid level switch are electrically connected with a water pump controller, and the water pump controller can be used for monitoring the temperature of the cooling shaft seal and the water level in the cooling water tank.
Furthermore, the cooling shaft seal is installed on a centrifugal pump, the centrifugal pump is installed on a support, the cooling water tank is fixedly installed at the top of the support, and the water pump controller is fixedly installed on the side wall of the cooling water tank.
Furthermore, the cooling water tank can also be provided with a circulating water pump, and the circulating water pump is used for assisting cooling water circulation.
Furthermore, the centrifugal pump pressure monitoring device further comprises an electric contact type pressure gauge, wherein the electric contact type pressure gauge is installed on the centrifugal pump, and is also connected with the water pump controller and used for monitoring pressure change of the centrifugal pump.
Further, the temperature sensor is a thermistor type temperature sensor
Compared with the prior art, the utility model has the beneficial effects that:
the cooling shaft seal of the utility model generates heat by rotating friction to heat the cooling water in the cooling cavity, the cooling water in the cooling water tank is supplemented into the cooling cavity through the water inlet pipe, and the heated water enters the cooling water tank through the water return pipe to realize the effect of circulating cooling; be equipped with water pump controller and can be used to monitor the temperature of cooling shaft seal and the water level in the coolant tank, can prevent effectively that the temperature of cooling shaft seal is too high, and the water level in the coolant tank is less than the minimum.
Drawings
Fig. 1 is a schematic structural diagram of a water pump shaft seal cooling monitoring device.
Fig. 2 is a top view of a cooling shaft seal in a water pump shaft seal cooling monitoring device.
Fig. 3 is a schematic structural diagram of a cooling shaft seal in a water pump shaft seal cooling monitoring device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a cooling monitoring device for a water pump shaft seal comprises a cooling shaft seal 100, a cooling water tank 200 and a water pump controller 300,
the cooling shaft seal 100 comprises a shaft seal base 101 and a shaft seal upper seat 102, the shaft seal base 101 and the shaft seal upper seat 102 are buckled with each other and fixedly connected through screws, meanwhile, a fixing ring 103 is fixedly installed on the inner sides of the shaft seal base 101 and the shaft seal upper seat 102, a cooling cavity 104 is arranged between the outer wall of the fixing ring 103 and the shaft seal base 101 and the shaft seal upper seat 102, a water inlet 105 and a water return 106 are formed in the top of the shaft seal upper seat 102 above the cooling cavity 104, and a water inlet pipe 108 and a water return pipe 108 are respectively communicated with the water inlet 105 and the water return 106;
the shaft seal upper seat 102 is also provided with a temperature sensor 109, the temperature sensor 109 is a thermistor type temperature sensor,
the cooling water tank 200 is communicated with a water inlet pipe 108 and a water return pipe 108, the cooling water tank 200 is also provided with a capacitance type liquid level switch 201, and the cooling water tank 200 is a cylindrical metal water tank;
the measurement principle of the capacitance type liquid level switch is as follows: the change of the material level of the material causes the size of the covered area of the probe to change, thereby causing the capacitance value to change. The probe and the cooling water tank 200 (made of conductive material) form a capacitor; when the probe is in air, a small initial capacitance value is measured. When materials are injected into the tank body, the capacitance value is correspondingly increased along with the increase of the area covered by the materials.
The temperature sensor 109 and the capacitance type liquid level switch 201 are electrically connected with the water pump controller 300, and the water pump controller 300 can be used for monitoring the temperature of the cooling shaft seal 100 and the water level in the cooling water tank 200; the water pump controller 300 is also electrically connected with a display screen for displaying data of the temperature sensor 109 and the capacitance type liquid level switch 201.
Further, the cooling shaft seal 100 is mounted on a centrifugal pump 900, the centrifugal pump is mounted on a bracket 901, the cooling water tank 200 is fixedly mounted on the top of the bracket 901, the water pump controller 300 is fixedly mounted on the side wall of the cooling water tank 200,
further, the cooling water tank 200 may further be provided with a circulating water pump, and the circulating water pump is used for assisting cooling water circulation;
further, the present invention further includes an electric contact type pressure gauge installed on the centrifugal pump 900, and the electric contact type pressure gauge is also connected to the water pump controller 300 for monitoring the pressure change of the centrifugal pump 900.
The cooling shaft seal rotating friction generates heat to heat the cooling water in the cooling cavity 104, the cooling water in the cooling water tank 200 is supplemented into the cooling cavity 104 through a water inlet pipe, and the heated water enters the cooling water tank 200 through a water return pipe, so that the circulating cooling effect is realized.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Claims (5)
1. A water pump shaft seal cooling monitoring device comprises a cooling shaft seal (100), a cooling water tank (200) and a water pump controller (300), and is characterized in that the cooling shaft seal (100) comprises a shaft seal base (101) and a shaft seal upper seat (102), the shaft seal base (101) and the shaft seal upper seat (102) are mutually buckled and fixedly connected through screws, meanwhile, a fixing ring (103) is fixedly installed on the inner sides of the shaft seal base (101) and the shaft seal upper seat (102), a cooling cavity (104) is arranged between the outer wall of the fixing ring (103) and the shaft seal base (101) and the shaft seal upper seat (102), a water inlet (105) and a water return port (106) are formed in the top of the shaft seal upper seat (102) above the cooling cavity (104), and a water inlet pipe (107) and a water return pipe (108) are respectively communicated with the water inlet (105) and the water return port (106); the shaft seal upper seat (102) is further provided with a temperature sensor (109), the cooling water tank (200) is communicated with a water inlet pipe (107) and a water return pipe (108), the cooling water tank (200) is further provided with a capacitance type liquid level switch (201), and the cooling water tank (200) is a cylindrical metal water tank;
the temperature sensor (109) and the capacitance type liquid level switch (201) are electrically connected with the water pump controller (300), and the water pump controller (300) can be used for monitoring the temperature of the cooling shaft seal (100) and the water level in the cooling water tank (200).
2. The cooling monitoring device for the shaft seal of the water pump according to claim 1, characterized in that the cooling shaft seal (100) is mounted on a centrifugal pump (900) which is mounted on a bracket (901), the cooling water tank (200) is fixedly mounted on the top of the bracket (901), and the water pump controller (300) is fixedly mounted on the side wall of the cooling water tank (200).
3. The cooling monitoring device for the shaft seal of the water pump according to claim 1, characterized in that the cooling water tank (200) is further provided with a circulating water pump, and the circulating water pump is used for assisting the circulation of cooling water.
4. The cooling monitoring device for the shaft seal of the water pump according to claim 2, characterized in that an electric contact type pressure gauge is also installed on the centrifugal pump (900), and the electric contact type pressure gauge is also connected with the water pump controller (300) and used for monitoring the pressure change of the centrifugal pump (900).
5. The cooling monitoring device for the shaft seal of the water pump according to claim 1, characterized in that the temperature sensor (109) is a thermistor type temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733350.0U CN216554474U (en) | 2021-07-28 | 2021-07-28 | Cooling monitoring device for water pump shaft seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733350.0U CN216554474U (en) | 2021-07-28 | 2021-07-28 | Cooling monitoring device for water pump shaft seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554474U true CN216554474U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121733350.0U Active CN216554474U (en) | 2021-07-28 | 2021-07-28 | Cooling monitoring device for water pump shaft seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554474U (en) |
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2021
- 2021-07-28 CN CN202121733350.0U patent/CN216554474U/en active Active
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