CN218293875U

CN218293875U - Vehicle-mounted low-pressure oil-free screw air compressor with downward exhaust

Info

Publication number: CN218293875U
Application number: CN202222225822.2U
Authority: CN
Inventors: 李媛媛
Original assignee: Wuhu Yangjing Intelligent Technology Co ltd
Current assignee: Wuhu Yangjing Intelligent Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-13
Anticipated expiration: 2032-08-23

Abstract

The utility model relates to an air compressor field, concretely relates to on-vehicle low pressure that exhausts down does not have oily screw rod air compressor, including gear box and casing, the power input shaft is installed to one side of gear box, the transmission shaft is installed to the below of power input shaft, installs one-level acceleration gear group between power input shaft and the transmission shaft, install cloudy screw rod and positive screw rod in the casing, cloudy screw rod passes through synchronous gear transmission with positive screw rod and is connected, installs second grade acceleration gear group between cloudy screw rod and the transmission shaft, and the disc is thrown to the one end of cloudy screw rod still installs, the utility model discloses a change into longitudinal arrangement with the gear arrangement by transverse arrangement for gear box, the total width of host computer narrow, can satisfy various heavy truck main car chassis configurations, especially satisfied six motorcycle types in state and required the space higher requirement, fly to change through the disc high-speed, make lubricating oil in the inside production of gear box atomize to satisfy lubricated requirements such as inside support bearing, gear.

Description

Vehicle-mounted low-pressure oil-free screw air compressor with downward exhaust

Technical Field

The utility model relates to an air compressor field especially relates to an on-vehicle low pressure that exhausts does not have oily screw air compressor down.

Background

The vehicle-mounted low-pressure oilless screw air compressor is a special air source component applied to a bulk cement tank truck, and is used for discharging fog-shaped cement particles in a tank body together with compressed air to play a role in unloading; with the release and implementation of the six regulations of the heavy truck state, the design and arrangement of the bulk cement tanker need to be more compact, but because the existing gear box needs to meet the requirement of lubrication, the gears inside the gears are transversely arranged, so that the volume of the air compressor is larger, and the configuration requirement of the existing vehicle chassis is not met.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to provide an on-vehicle low pressure of discharging down does not have oily screw air compressor to solve the inside gear arrangement of present gear box, make air compressor's volume bigger than normal, be not conform to the problem of present vehicle chassis's configuration demand.

Based on the above-mentioned purpose, the utility model provides an on-vehicle low pressure that exhausts does not have oily screw rod air compressor down, including gear box and casing, the power input shaft is installed to one side of gear box, the transmission shaft is installed to the below of power input shaft, installs one-level acceleration gear group between power input shaft and the transmission shaft, install cloudy screw rod and positive screw rod in the casing, cloudy screw rod passes through synchronous gear transmission with positive screw rod and is connected, installs second grade acceleration gear group between cloudy screw rod and the transmission shaft, and the disc of throwing oil is still installed to the one end of cloudy screw rod.

Optionally, a lubricating oil channel is arranged at the upper part in the gear box, a lubricating oil groove is formed in the upper part of the shell, and the lubricating oil channel inclines towards the joint of the gear box and the shell and is communicated with the lubricating oil groove.

Optionally, an air inlet cover plate is installed at one end of the shell, an air inlet is formed in the air inlet cover plate, and an air outlet is formed in the lower portion of the shell.

Optionally, an optional air inlet is formed in the upper portion of the housing, and a closing plate for closing the optional air inlet is detachably mounted on the upper portion of the housing.

Optionally, a lubricating oil filling port is formed in the upper portion of the gear box, a breather is installed at the lubricating oil filling port, an oil drain port is formed in the lower portion of the gear box, and an oil drain plug is installed at the oil drain port.

The utility model has the advantages that: the gear arrangement is changed from transverse arrangement into longitudinal arrangement, so that the total width of the gear box and the main engine is narrowed, the chassis configuration of various heavy truck main engines can be met, particularly the high requirement of the national six-vehicle type on space is met, and lubricating oil is atomized in the gear box through the high-speed flying rotation of the oil thrower, so that the lubricating requirements of internal support bearings, gears and the like are met.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can obtain other drawings without creative efforts.

Fig. 1 is a schematic view of a vehicle-mounted lower exhaust low-pressure oil-free screw air compressor according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the interior of the gear box according to the embodiment of the present invention;

FIG. 3 is an exploded view of the gear housing and the shell according to the embodiment of the present invention;

FIG. 4 is a bottom view of the vehicle mounted low pressure oil-free screw air compressor of the embodiment of the present invention;

FIG. 5 is a top view of the vehicle mounted low pressure oil free screw air compressor of the embodiment of the present invention;

labeled as:

1. a gear case; 2. a housing; 3. a power input shaft; 4. a primary speed increasing gear set; 5. a male screw; 6. a female screw; 7. a synchronizing gear; 8. a secondary speed increasing gear set; 9. an oil slinger; 10. a lubricating oil passage; 11. a lubricating oil groove; 12. an air intake cover plate; 13. an air inlet; 14. an exhaust port; 15. an optional air inlet; 16. a closing plate; 17. a respirator; 18. and an oil drain plug screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the following embodiments.

It should be noted that unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The utility model provides an on-vehicle low pressure oil-free screw air compressor of exhausting down, as shown in fig. 1-5, including gear box 1 and casing 2, power input shaft 3 is installed to one side of gear box 1, the transmission shaft is installed to power input shaft 3's below, installs one-level acceleration gear set 4 between power input shaft 3 and the transmission shaft, install positive screw rod 5 and cloudy screw rod 6 in the casing 2, positive screw rod 5 passes through synchronizing gear 7 transmission with cloudy screw rod 6 and is connected, installs second grade acceleration gear set 8 between cloudy screw rod 6 and the transmission shaft, and oil thrower dish 9 is still installed to the one end of cloudy screw rod 6.

The utility model discloses a change gear arrangement into longitudinal arrangement by transverse arrangement for gear box 1, the total width of host computer narrow, can satisfy various heavy truck owner chassis configuration, especially satisfied six motorcycle types in state and to the higher requirement of space requirement.

In one embodiment, a lubricating oil channel 10 is arranged at the upper part in the gear box 1, a lubricating oil groove 11 is formed at the upper part of the shell 2, and the lubricating oil channel 10 inclines towards the joint of the gear box 1 and the shell 2 and is communicated with the lubricating oil groove 11. Lubricating oil is filled at the bottom of the gear box 1, when the machine runs, the lubricating oil is accelerated by the primary accelerating gear set 4 and the secondary accelerating gear set 8, so that the gear and the oil thrower 9 fly to rotate at a high speed, the lubricating oil is atomized in the gear box 1, the lubricating requirements of internal support bearings, gears and the like are met, meanwhile, a lubricating oil channel 10 is designed in the gear box 1, part of splashed lubricating oil flows into a lubricating oil groove 11 through the lubricating oil channel 10, lubrication is provided for the screw support bearing, and the splashed and atomized lubricating oil is favorable for heat dissipation of the lubricating oil; the utility model discloses do not increase the oil pump configuration, and adopt the oil duct lubrication of splashing, structural design is simple, and has avoided the oil pump to produce the lubricated bad risk of trouble because of high rotational speed, and this structure realizes that the cost is lower, economic nature is good.

In one embodiment, an air intake cover 12 is installed at one end of the housing 2, an air intake 13 is opened on the air intake cover 12, and an air exhaust 14 is opened at the lower portion of the housing 2.

In one embodiment, an optional air inlet 1513 is opened at an upper portion of the housing 2, and a closing plate 16 for closing the optional air inlet 1513 is detachably mounted at the upper portion of the housing 2.

In one embodiment, the upper part of the gear box 1 is provided with a lubricating oil filling port, a breather 17 is installed at the lubricating oil filling port, the breather 17 is relatively high in position and can avoid oil injection failure at the lubricating oil filling port, and the lower part of the gear box 1 is provided with an oil discharge port, and an oil discharge plug screw 18 is installed at the oil discharge port.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also combinations between technical features in the above embodiments or in different embodiments can be made, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an on-vehicle low pressure of exhausting down does not have oily screw air compressor, a serial communication port, including gear box and casing, the power input shaft is installed to one side of gear box, the transmission shaft is installed to the below of power input shaft, installs one-level acceleration gear group between power input shaft and the transmission shaft, install cloudy screw rod and positive screw rod in the casing, cloudy screw rod passes through synchronous gear transmission with positive screw rod and is connected, installs second grade acceleration gear group between cloudy screw rod and the transmission shaft, and the oil thrower is still installed to the one end of cloudy screw rod.

2. The vehicle-mounted lower exhaust low-pressure oil-free screw air compressor as claimed in claim 1, wherein a lubricating oil passage is formed in the upper portion of the gear box, a lubricating oil groove is formed in the upper portion of the shell, and the lubricating oil passage is inclined towards the joint of the gear box and the shell and communicated with the lubricating oil groove.

3. The vehicle-mounted lower exhaust low-pressure oil-free screw air compressor as claimed in claim 1, wherein an air inlet cover plate is mounted at one end of the housing, an air inlet is formed in the air inlet cover plate, and an exhaust port is formed in the lower portion of the housing.

4. The vehicle-mounted lower exhaust low-pressure oil-free screw air compressor as claimed in claim 3, wherein an optional air inlet is formed in the upper portion of the housing, and a closing plate for closing the optional air inlet is detachably mounted on the upper portion of the housing.

5. The vehicle-mounted lower exhaust low-pressure oil-free screw air compressor as claimed in claim 1, wherein a lubricating oil filling port is formed in the upper portion of the gear box, a breather is mounted at the lubricating oil filling port, an oil discharge port is formed in the lower portion of the gear box, and an oil discharge plug screw is mounted at the oil discharge port.