CN218934719U

CN218934719U - Roots blower convenient to oiling

Info

Publication number: CN218934719U
Application number: CN202222819431.3U
Authority: CN
Inventors: 董道勇; 肖青
Original assignee: Shandong Junyou Environmental Protection Technology Co ltd
Current assignee: Shandong Junyou Environmental Protection Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-28
Anticipated expiration: 2032-10-26

Abstract

The utility model is applicable to the technical field of Roots blowers, and provides a Roots blower convenient for oiling, which comprises a blower main body and an oil tank main body which is detachably connected with the blower main body; the two oil tank main bodies are arranged at two ends of the fan main body in a detachable mode respectively. This roots blower convenient to oiling, through the connecting cylinder, after the connecting cylinder passes through the screw thread to be installed at the top of oil tank main part, the gas outlet is opened earlier when the oiling to the staff, 90 rotations of homeopathy oil pan for go up baffle and the inside through-hole of baffle down communicate each other, can be through the inside of through-hole filling oil tank main part, when the oil pan does not use, reverse 90 rotate the oil pan can, need not to install the oil filler mouth of oil tank main part when additionally installing a funnel at every time, increase the convenience of staff oiling, simple structure, labour saving and time saving.

Description

Roots blower convenient to oiling

Technical Field

The utility model belongs to the technical field of Roots fans, and particularly relates to a Roots blower convenient for oiling.

Background

The Roots blower is generally referred to as Roots blower, and is a positive displacement blower, the front end cover and the rear end cover of the blower are based on the principle that two blade-shaped rotors move relatively in a cylinder to compress and convey gas.

When the Roots blower works, because the metal part can generate high temperature and wear during operation, lubricating oil can be added into the main and auxiliary oil tanks of the Roots blower, so that a lubricating oil film is formed on the surface of the metal part, the direct contact of the metal surface can be prevented, the friction force is greatly reduced, the wear is reduced, and the lubricating oil can lead out a large amount of heat generated by the friction of the metal part at a high rotating speed, so that the metal part is prevented from being overhigh in temperature.

The existing Roots blower is deteriorated after long-term use of lubricating oil, so that the lubricating oil in the main and auxiliary oil tanks needs to be replaced frequently, and in the process of replacing or filling the lubricating oil, the lubricating oil is scattered due to the fact that an oil filling port on the oil tank is smaller, and hands shake during oil filling, so that a funnel is required to be installed on the oil port every time of oil filling, and the process is troublesome.

Disclosure of Invention

The utility model provides a Roots blower convenient for oiling, which aims to solve the problem that lubricating oil is scattered due to small oiling port on an oil tank and shaking of hands during oiling, so that a funnel is required to be arranged on the oiling port during each oiling, and the problem is troublesome.

The utility model is realized in such a way that the Roots blower convenient for oiling comprises a blower main body and an oil tank main body which is detachably connected with the blower main body; the two oil tank main bodies are detachably arranged at two ends of the fan main body respectively, a connecting cylinder is vertically arranged at the top of the oil tank main body in a threaded connection manner, a lower partition plate is transversely and fixedly arranged in an inner cavity of the connecting cylinder, and an oil feeding disc is rotatably arranged at the top of the lower partition plate in the inner cavity of the connecting cylinder; the top end of the oil adding disc extends to the outside of the connecting cylinder, an upper baffle plate which is in contact with the lower baffle plate is fixedly arranged in an inner cavity of the oil adding disc, through holes are vertically formed in the lower baffle plate and the inner part of the upper baffle plate in a penetrating manner, and the through holes are annularly arranged in four at intervals along the axle center outer rings of the upper baffle plate and the lower baffle plate; the bottom of connecting cylinder detachably is provided with the filter screen, just the gas outlet has been seted up at the top in the oil tank main part outside, the inside detachably of gas outlet is provided with the sealing plug.

Preferably, the top end inside the oil tank main body and located at two sides of the connecting cylinder are both transversely provided with sliding cavities, and an inner cavity of each sliding cavity is slidably provided with a moving plate.

Preferably, a connecting rod extending to the outside of the oil tank main body is transversely and fixedly arranged on the outer side of the moving plate, and a clamping groove is formed in the bottom of the surface of the connecting cylinder.

Preferably, the inner end of the moving plate is fixedly provided with a clamping rod extending to the inside of the clamping groove of the connecting cylinder, and the inner end of the sliding cavity is fixedly provided with a sealing ring contacted with the clamping rod.

Preferably, the lower surface of the oiling disc is vertically and fixedly provided with a supporting cylinder at two sides of the connecting cylinder, a movable cavity is formed in the supporting cylinder, and a limit rod is vertically arranged in the movable cavity in a sliding manner.

Preferably, four limit grooves matched with the limit rods are formed in the upper surface of the oil tank main body at intervals along the outer ring of the connecting cylinder in an annular mode, and the limit rods are connected with the inner wall of the movable cavity in a sliding mode through damping.

Preferably, a sliding block extending to the outside of the oil tank main body is fixedly arranged on one side of the limiting rod, and a sliding groove capable of enabling the sliding block to vertically move is formed in the surface of the supporting cylinder.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: according to the Roots blower convenient to oil injection, the connecting cylinder is arranged at the top of the oil tank main body through threads, when a worker injects oil, the air outlet is firstly opened, then the limiting rod slides upwards, so that the limiting rod releases the clamping with the limiting groove in the oil tank main body, then the oil feeding disc is rotated by 90 degrees in a clockwise direction, the through holes in the upper baffle plate and the lower baffle plate are mutually communicated, lubricating oil is poured into the oil feeding disc, the oil feeding disc can be filled into the oil tank main body through the through holes, when the oil feeding disc is not used, the oil feeding disc is rotated by 90 degrees in the reverse direction, the limiting rod is inserted into the limiting groove, the oil injection port of the oil tank main body can be opened or closed according to requirements while an additional funnel is not needed when the oil is injected each time, the convenience of the worker in oil injection is improved, the structure is simple, and time and labor are saved.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic top view of the upper partition of the present utility model;

fig. 4 is a schematic elevational view of the structure of the present utility model.

In the figure: 1. an oil tank main body; 2. a connecting cylinder; 3. a lower partition plate; 4. an oil pan; 5. a support cylinder; 6. a movable cavity; 7. an upper partition plate; 8. a filter screen; 9. a limit rod; 10. a sliding chamber; 11. a moving plate; 12. a connecting rod; 13. an air outlet; 14. a sealing plug; 15. a fan main body.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a Roots blower convenient for oiling comprises a blower main body 15 and an oil tank main body 1 which is detachably connected with the blower main body 15; the oil tank main body 1 is provided with two, and two oil tank main bodies 1 detachably set up respectively in the both ends of fan main body 15, and the top threaded connection ground of oil tank main body 1 is vertical to be provided with connecting cylinder 2, and the horizontal fixed mounting of inner chamber of connecting cylinder 2 has lower baffle 3, and the inner chamber of connecting cylinder 2 just is located the top of lower baffle 3 and rotatably is provided with oiling dish 4.

The oil adding disc 4 is rotationally connected with the inner wall of the connecting cylinder 2 through a sealing bearing, and the oil adding disc 4 is arranged in a funnel shape without additional funnel.

The top of the oil adding disc 4 extends to the outside of the connecting cylinder 2, an upper baffle 7 which is contacted with the lower baffle 3 is fixedly arranged in the inner cavity of the oil adding disc 4, through holes are vertically and completely formed in the lower baffle 3 and the upper baffle 7, and the through holes are annularly and alternately arranged in four along the axle center outer rings of the upper baffle 7 and the lower baffle 3.

The lower surface of the upper partition plate 7 and the outer ring positioned in the through hole are provided with sealing rings.

Through the setting of baffle 3 and last baffle 7 down, when the oiling dish 4 is not used, rotatable oil pan 4 for the through-hole at top and the through-hole formation of bottom stagger, and the sealing washer closely laminates the upper surface of baffle 3 down afterwards, makes the top through-hole seal, thereby makes the oiling mouth of oil tank main part 1 be the confined state.

The bottom detachably of connecting cylinder 2 is provided with filter screen 8, and the gas outlet 13 has been seted up at the top in the oil tank main part 1 outside, and the inside detachably of gas outlet 13 is provided with sealing plug 14.

The filter screen 8 can filter the added lubricating oil, and prevent sundries from entering the oil tank main body 1 to influence the normal operation of the fan main body 15.

In the present embodiment, when the tank body 1 is being filled with oil, the air outlet 13 may be opened so that the air inside the tank body 1 is discharged, increasing the efficiency of the filling of oil.

Further, sliding cavities 10 are transversely formed in the top end of the inner portion of the oil tank main body 1 and located on two sides of the connecting barrel 2, moving plates 11 are slidably arranged in inner cavities of the sliding cavities 10, connecting rods 12 extending to the outer portion of the oil tank main body 1 are transversely and fixedly arranged on the outer sides of the moving plates 11, clamping grooves are formed in the bottom of the surface of the connecting barrel 2, clamping rods extending to the inner portions of the clamping grooves of the connecting barrel 2 are fixedly arranged at the inner ends of the moving plates 11, and sealing rings in contact with the clamping rods are fixedly arranged at the inner ends of the sliding cavities 10.

In this embodiment, the external screw thread has been seted up on the surface of connecting cylinder 2, the internal thread hole has been seted up at the top of oil tank main part 1 for connecting cylinder 2 accessible screw thread is installed with oil tank main part 1, after connecting cylinder 2 and oil tank main part 1 are installed, through the draw-in groove of connecting cylinder 2 surface bottom, inwards promote connecting rod 12, then connecting rod 12 drives the inside that the draw-in groove was inserted to the draw-in groove through movable plate 11 and carries out spacingly to connecting cylinder 2, when can prevent to add food tray 4 rotation, drive connecting cylinder 2 and carry out synchronous rotation, lead to the connection cancellation between oil tank main part 1 and the connecting cylinder 2.

Further, the lower surface of the oiling disc 4 is vertically and fixedly provided with a supporting cylinder 5 at two sides of the connecting cylinder 2.

The supporting cylinder 5 is a stainless steel metal cylinder with an opening at the bottom.

The movable cavity 6 is arranged in the support cylinder 5, the limit rod 9 is vertically arranged in the movable cavity 6 in a sliding mode, one side of the limit rod 9 is fixedly provided with a sliding block which extends to the outside of the oil tank main body 1, and a sliding groove which can enable the sliding block to vertically move is formed in the surface of the support cylinder 5.

In this embodiment, through gag lever post 9, after the oil pan 4 rotates, slidable slider for gag lever post 9 moves down the inside of card income spacing groove, spacing oil pan 4, prevent that oil pan 4 from receiving the collision in use or non-use, lead to oil pan 4 rotation, increase the stability of oil pan 4.

Further, four limit grooves matched with limit rods 9 are formed in the upper surface of the oil tank main body 1 and are annularly spaced along the outer ring of the connecting cylinder 2, and the limit rods 9 are slidably connected with the inner wall of the movable cavity 6 through damping.

In this embodiment, through the damping connection design of gag lever post 9 and movable chamber 6 inner wall for gag lever post 9 when sliding, need exert certain dynamics, avoid the mistake to touch.

The working principle and the using flow of the utility model are as follows: after the utility model is installed, when the connecting cylinder 2 is installed on the top of the oil tank main body 1 through threads, a worker firstly opens the air outlet 13 and then upwards slides the limit rod 9 when filling oil, so that the limit rod 9 releases the clamping with the limit groove in the oil tank main body 1, then the oil filling disc 4 is rotated 90 degrees clockwise, so that the through holes in the upper baffle 7 and the lower baffle 3 are mutually communicated, lubricating oil is poured into the oil filling disc 4, the oil tank main body 1 can be filled through the through holes, when the oil filling disc 4 is not used, the oil filling disc 4 is rotated reversely by 90 degrees, and then the limit rod 9 is inserted into the limit groove.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. Roots blower convenient to oiling, its characterized in that: comprises a fan main body (15) and an oil tank main body (1) which is detachably connected with the fan main body (15);

the oil tank comprises two oil tank bodies (1), wherein the two oil tank bodies (1) are detachably arranged at two ends of a fan body (15), a connecting cylinder (2) is vertically arranged at the top of the oil tank body (1) in a threaded connection manner, a lower partition plate (3) is transversely and fixedly arranged in an inner cavity of the connecting cylinder (2), and an oil feeding disc (4) is rotatably arranged at the top of the lower partition plate (3) in the inner cavity of the connecting cylinder (2);

the top end of the oiling disc (4) extends to the outside of the connecting cylinder (2), an upper partition plate (7) contacted with the lower partition plate (3) is fixedly arranged in an inner cavity of the oiling disc (4), through holes are vertically formed in the lower partition plate (3) and the upper partition plate (7) in a penetrating manner, and four through holes are annularly arranged at intervals along the axle center outer rings of the upper partition plate (7) and the lower partition plate (3);

the bottom of connecting cylinder (2) detachably is provided with filter screen (8), just gas outlet (13) have been seted up at the top in oil tank main part (1) outside, the inside detachably of gas outlet (13) is provided with sealing plug (14).

2. A roots blower for facilitating oil filling as set forth in claim 1, wherein: the oil tank is characterized in that a sliding cavity (10) is transversely formed in the top end of the inside of the oil tank main body (1) and located at two sides of the connecting cylinder (2), and a moving plate (11) is slidably arranged in the inner cavity of the sliding cavity (10).

3. A roots blower for facilitating oil filling as set forth in claim 2, wherein: the outside of movable plate (11) transversely is fixed with connecting rod (12) that extends to oil tank main part (1) outside, the draw-in groove has been seted up to the bottom on connecting cylinder (2) surface.

4. A roots blower for facilitating oil filling as set forth in claim 2, wherein: the inner end of the moving plate (11) is fixedly provided with a clamping rod extending to the inside of the clamping groove of the connecting cylinder (2), and the inner end of the sliding cavity (10) is fixedly provided with a sealing ring contacted with the clamping rod.

5. A roots blower for facilitating oil filling as set forth in claim 1, wherein: the lower surface of oiling dish (4) just is located equal vertical fixed mounting in both sides of connecting cylinder (2) has a support section of thick bamboo (5), movable chamber (6) have been seted up to the inside of support section of thick bamboo (5), the inside slidable in movable chamber (6) is vertically provided with gag lever post (9).

6. A roots blower for facilitating oil filling as set forth in claim 5, wherein: the oil tank is characterized in that four limit grooves matched with the limit rods (9) are formed in the upper surface of the oil tank main body (1) and are annularly spaced along the outer ring of the connecting cylinder (2), and the limit rods (9) are slidably connected with the inner wall of the movable cavity (6) through damping.

7. A roots blower for facilitating oil filling as set forth in claim 6, wherein: one side of the limiting rod (9) is fixedly provided with a sliding block which extends to the outside of the oil tank main body (1), and the surface of the supporting cylinder (5) is provided with a sliding groove which can be used for the sliding block to vertically move.