CN-224228814-U - Vacuum pump suitable for high temperature humid environment

Abstract

The utility model discloses a vacuum pump suitable for a high-temperature and humid environment, which comprises a vacuum pump, an air filter, a water-vapor separator and a water-vapor separator, wherein the air filter is arranged at the front end of an air inlet of the vacuum pump and is used for filtering dust and impurities in air, the water-vapor separator is arranged between the air filter and the vacuum pump and is used for separating water vapor in the air, an air outlet of the air filter is connected with an air inlet of the water-vapor separator, and an air outlet of the water-vapor separator is connected with the air inlet of the vacuum pump. According to the utility model, the front end of the air inlet of the vacuum pump is sequentially provided with the traditional air filter and the water vapor separator, dust and impurities in air are filtered by the air filter, and water vapor in the air is filtered by the water vapor separator, so that the problems of oil pumping emulsification, low vacuum pressure, serious component abrasion, short service life and the like of the existing vacuum pump in a humid or high-temperature humid environment are solved.

Inventors

• HU CHANGWEI
• ZHANG FENG
• HE JIANGBO
• JING JUNFENG

Assignees

• 陕西埃希麦克斯机械设备有限责任公司

Dates

Publication Date

20260512

Application Date

20250529

Claims (6)

1. 1. A vacuum pump suitable for use in a high temperature humid environment, characterized by comprising a vacuum pump (3); The air filter (1) is arranged at the front end of the air inlet of the vacuum pump (3) and is used for filtering dust and impurities in the air; The water-vapor separator (2) is arranged between the air filter (1) and the vacuum pump (3) and is used for separating water vapor in air; The air outlet of the air filter (1) is connected with the air inlet of the water-vapor separator (2), and the air outlet of the water-vapor separator (2) is connected with the air inlet of the vacuum pump (3).
2. 2. A vacuum pump suitable for use in a high temperature and humidity environment according to claim 1, characterized in that the air filter (1) is internally provided with a filter medium comprising one or a combination of several filter screens, filter cottons, activated carbon fibers or ceramic filter elements.
3. 3. Vacuum pump suitable for use in a high temperature and humidity environment according to claim 1, wherein the water-vapor separator (2) comprises a housing (11) provided with an air inlet (12), an air outlet (13) and a water outlet (14), and a separation device (15) provided in the housing (11), the separation device (15) comprising one or more combinations of a centrifugal separation structure, a condensation separation structure, a filtration separation structure.
4. 4. A vacuum pump suitable for use in a high temperature and humidity environment according to claim 3, wherein the centrifugal separation structure comprises helical guide vanes provided within the housing (11) for guiding air in a helical motion to create centrifugal force to separate water droplets.
5. 5. A vacuum pump suitable for use in a high temperature and humidity environment according to claim 3, wherein the condensation separation structure comprises a cooling coil provided within the housing (11) for condensing water vapour in the high temperature and humidity air into water droplets.
6. 6. A vacuum pump adapted for use in a high temperature, humid environment according to claim 3, wherein the filtering separation structure comprises a filter element, which is a hydrophobic filter membrane or screen, for blocking water vapour and condensing it into water droplets.

Description

Vacuum pump suitable for high temperature humid environment Technical Field The utility model relates to the technical field of vacuum pump application, in particular to a vacuum pump suitable for a high-temperature and humid environment. Background In industrial production, the industrial vacuum chuck lifting appliance is widely applied to the fields of shield segment humid environment assembly lifting, cement prefabricated member assembly line prefabricated member demoulding and the like. However, existing vacuum pumps have significant drawbacks when used in humid or high temperature humid environments. The water vapor in the air can enter the vacuum pump to be mixed with the pump oil, so that the pump oil is quickly emulsified. After the oil is emulsified, the performances of lubrication, sealing and the like of the oil are greatly reduced, so that the vacuum pressure extraction value of the vacuum pump is lower, and the actual working requirements cannot be met. Meanwhile, in the prior art, dust and impurities in the air can enter the vacuum pump along with the air, so that abrasion of components in the pump can be increased, an oil path can be blocked, and normal operation of the vacuum pump is further affected. The conventional method does not effectively treat moisture and dust impurities in the air, only adopts long-time cooling and ventilation measures, so that the production efficiency is obviously reduced, and the equipment is not provided with a professional water-vapor separator and a perfect filtering device, directly sucks the moist air containing impurities, so that the pump oil is emulsified, the service life of a vacuum pump is seriously influenced, the maintenance cost and the downtime of the equipment are increased, and the continuity and the stability of industrial production are adversely influenced. Therefore, an effective solution is needed to solve the above-mentioned problems. Disclosure of utility model In order to make up for the defects of the prior art, the embodiment of the application provides a vacuum pump suitable for a high-temperature and humid environment, so as to solve the problems in the prior art. In order to solve the technical problems, the utility model provides the following technical scheme: a vacuum pump suitable for a high-temperature and humid environment comprises a vacuum pump; The air filter is arranged at the front end of the air inlet of the vacuum pump and is used for filtering dust and impurities in the air; The water-vapor separator is arranged between the air filter and the vacuum pump and is used for separating water vapor in the air; the air outlet of the air filter is connected with the air inlet of the water-vapor separator, and the air outlet of the water-vapor separator is connected with the air inlet of the vacuum pump. As a further technical scheme of the utility model, the air filter is internally provided with a filter medium, and the filter medium comprises one or a combination of a plurality of filter screens, filter cottons, activated carbon fibers or ceramic filter cores. The water-vapor separator comprises a shell, a separation device and a separation device, wherein the shell is provided with an air inlet, an air outlet and a water outlet, and the separation device is arranged in the shell and comprises one or more of a centrifugal separation structure, a condensation separation structure and a filtering separation structure. According to the centrifugal separation structure, the centrifugal separation structure comprises the spiral guide vanes, wherein the spiral guide vanes are arranged in the shell, and guide air to do spiral movement so as to generate centrifugal force to separate water drops. According to a further technical scheme of the utility model, the condensation and separation structure comprises a cooling coil, wherein the cooling coil is arranged in the shell and is used for condensing water vapor in high-temperature humid air into water drops. As a further technical scheme of the utility model, the filtering and separating structure comprises a filtering element, wherein the filtering element is a hydrophobic filtering membrane or a filtering net and is used for blocking water vapor and condensing the water vapor into water drops. One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages: According to the utility model, the front end of the air inlet of the vacuum pump is sequentially provided with the traditional air filter and the water vapor separator, dust and impurities in air are filtered by the air filter, and water vapor in the air is filtered by the water vapor separator, so that the problems of oil pumping emulsification, low vacuum pressure, serious component abrasion, short service life and the like of the existing vacuum pump in a humid or high-temperature humid environment are solved. Drawings Fig. 1 is a block diagra