CN214247676U

CN214247676U - Shock attenuation leak protection oil formula vacuum pump

Info

Publication number: CN214247676U
Application number: CN202023204683.2U
Authority: CN
Inventors: 毛振兴
Original assignee: Chengdu Youzhen Technology Co ltd
Current assignee: Chengdu Youzhen Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-21
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a shock attenuation leak protection oil formula vacuum pump relates to the vacuum pump field, including the bottom plate, the both sides of bottom plate all are fixed with two slide bars, and sliding sleeve and damping spring have been cup jointed respectively to the surface of four slide bars, and damping spring's bottom is connected with the bottom plate. The utility model discloses a be provided with the oil through hole, the oil discharge passage, the sealing plug, the second bearing, damping pivot and limiting plate, pump oil on the vacuum pump falls into to the standing groove after in, pump oil can flow in to the oil through hole, and flow in to the oil discharge passage through the oil through hole, and long-pending staying in the oil discharge passage, and when the pump oil in the oil discharge passage is collected to needs, the user only needs to rotate the limiting plate through the damping pivot, make the limiting plate no longer with the sealing plug after contacting, the user alright take out the sealing plug from the oil discharge passage, and pump oil in the oil discharge passage then can flow out, thereby made things convenient for the user to collect pump oil, and improved the collection efficiency to pump oil, and avoided causing the waste of pump oil.

Description

Shock attenuation leak protection oil formula vacuum pump

Technical Field

The utility model relates to a vacuum pump field specifically is a shock attenuation leak protection oil formula vacuum pump.

Background

The vacuum pump is a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method, and is a device for improving, generating and maintaining vacuum in a certain closed space by using various methods.

According to chinese patent with publication number CN210318334U, a rotary-vane shock-absorbing oil-leakage-preventing vacuum pump is disclosed, which comprises a supporting base, wherein a containing groove is formed in the top end surface of the supporting base, slide bars are fixedly arranged at both ends of the inside of the containing groove, a moving block is movably arranged between the slide bars in the containing groove through mounting holes, supporting blocks are fixedly arranged at the top of the moving block, and a plurality of first shock-absorbing springs are uniformly arranged on four sides of the inside of the containing groove.

The utility model can slow down the vibration of the pump body during working, thereby avoiding the damage of the pump body due to vibration, and meanwhile, the slowing down of vibration can prevent the pump oil from leaking out of the oil seal due to vibration, thereby effectively avoiding oil pollution; the pump oil in the vacuum pump leaks from the oil seal and flows into the placing groove, and more pump oil is accumulated in the placing groove after the placing groove is placed for a long time, but the placing groove has a certain depth, so that a user is inconvenient to collect the pump oil, and the waste of the pump oil is easily caused; simultaneously, a rubber cushion is also installed on one side of a fixing plate in the vacuum pump, so that the vibration force applied to the fixing plate by the buffer vacuum pump is reduced, but the rubber cushion is greatly reduced in elasticity after being used for a long time and is possibly damaged, the effect of buffering the vibration force generated by the rubber cushion to the vacuum pump is seriously influenced, and the whole damping effect is reduced.

Disclosure of Invention

The utility model aims to provide a: in order to solve the inconvenient pump oil to in the standing groove retrieve with its elasticity meeting greatly reduced and probably cause the problem of damage after the rubber pad receives vibrations for a long time, provide a shock attenuation leak protection oily formula vacuum pump.

In order to achieve the above object, the utility model provides a following technical scheme: a shock-absorbing oil leakage-proof vacuum pump comprises a bottom plate, wherein two sliding rods are fixed on two sides of the bottom plate, sliding sleeves and shock-absorbing springs are respectively sleeved on the outer surfaces of the four sliding rods, the bottom end of each shock-absorbing spring is connected with the bottom plate, a placing plate is fixed between the four sliding sleeves, a placing groove is formed in the top of the placing plate, first bearings are respectively installed on two inner sides of the placing groove, a lead screw extending to one side of the placing plate is connected to the inner portion of each first bearing, a threaded sleeve is sleeved on the outer surface of each lead screw, a movable rod penetrating into the placing groove is fixed on one side of each threaded sleeve, a clamping plate is installed at one end of each movable rod, an air cushion is installed on one side of each clamping plate, an air pipe is connected to the top of the air cushion, an exhaust valve is installed on the outer surface of the air pipe, a pump body is arranged between the two air cushions, and the pump body and the air cushion are separately arranged, an oil discharge channel and a plurality of oil through holes are respectively formed in the placing plate, a sealing plug is arranged at the bottom end of the oil discharge channel, grooves are formed in two sides of the bottom of the placing plate, a second bearing is arranged inside each groove, a damping rotating shaft is connected to the bottom end of each second bearing, a limiting plate is fixed to the bottom end of each damping rotating shaft, and a rotary table is installed at one end of each lead screw.

Preferably, the top of bottom plate is fixed with a plurality of telescopic links and buffer spring respectively, telescopic link and buffer spring's top all with place the board and be connected, just the telescopic link is located buffer spring's inside.

Preferably, the screw rod is in threaded connection with the threaded sleeve, and the outer surface of the screw rod is coated with lubricating oil.

Preferably, the top and the bottom of the air cushion are both arc-shaped, and the height of the air cushion is smaller than that of the clamping plate.

Preferably, the oil discharge channel is matched with a sealing plug, the sealing plug is made of rubber materials, the bottom of the sealing plug is in contact with a limiting plate, and the width of the limiting plate is smaller than the diameter of the sealing plug.

Preferably, a plurality of the oil through holes are equidistantly distributed in the placing plate, and the oil through holes are respectively communicated with the placing groove and the oil discharge channel.

Preferably, a limiting block is fixed at the top end of the sliding rod, and the sliding rod is connected with the sliding sleeve in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with the oil through hole, the oil discharge passage, the sealing plug, the second bearing, damping pivot and limiting plate, pump oil on the vacuum pump falls into to the standing groove after in, pump oil can flow in to the oil through hole, and flow in to the oil discharge passage through the oil through hole, and long-pending staying in the oil discharge passage, and when the pump oil in the oil discharge passage is collected to needs, the user only needs to rotate the limiting plate through the damping pivot, make the limiting plate no longer with the sealing plug after contacting, the user alright take out the sealing plug from the oil discharge passage, and pump oil in the oil discharge passage then can flow out, thereby made things convenient for the user to collect pump oil, and improved the collection efficiency to pump oil, and avoided causing the waste of pump oil.

2. The utility model discloses a be provided with the air cushion, discharge valve and trachea, because of having gas in the air cushion, make the air cushion receive can compress behind the shaking force, in order to cushion the shaking force, and the mode that adopts the air cushion need not anxious air cushion and loses elasticity, thereby can make the air cushion can both cushion the shaking force that the vacuum pump produced all the time, the effectual holistic shock attenuation effect that has improved, and when needs take a breath, the user only needs to open discharge valve, the gas in the air cushion just can be followed the intraductal discharge, then with gas suction to the air cushion in again, make the air cushion expand can close discharge valve after suitable area.

Drawings

Fig. 1 is a schematic structural view of the front side of the placing plate of the present invention;

FIG. 2 is a schematic view of the front section structure of the placing plate of the present invention;

fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;

fig. 4 is an enlarged view of the point B in fig. 2 according to the present invention.

In the figure: 1. a base plate; 2. a slide bar; 3. a damping spring; 4. a sliding sleeve; 5. a limiting block; 6. a turntable; 7. a threaded sleeve; 8. a screw rod; 9. a movable rod; 10. a first bearing; 11. a pump body; 12. an air tube; 13. an air cushion; 14. a splint; 15. an oil through hole; 16. an oil discharge passage; 17. a sealing plug; 18. a buffer spring; 19. a telescopic rod; 20. a second bearing; 21. a damping rotating shaft; 22. a limiting plate; 23. a groove; 24. an exhaust valve; 25. a placement groove; 26. placing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a shock-absorbing oil-leakage-proof vacuum pump comprises a bottom plate 1, sliding rods 2, a shock-absorbing spring 3, sliding sleeves 4, a limiting block 5, a rotary table 6, a thread bushing 7, a screw rod 8, a movable rod 9, a first bearing 10, a pump body 11, an air pipe 12, an air cushion 13, a clamping plate 14, an oil through hole 15, an oil discharge channel 16, a sealing plug 17, a buffer spring 18, a telescopic rod 19, a second bearing 20, a damping rotating shaft 21, a limiting plate 22, a groove 23, an exhaust valve 24, a placing groove 25 and a placing plate 26, wherein two sliding rods 2 are fixed on two sides of the bottom plate 1, the sliding sleeves 4 and the shock-absorbing spring 3 are respectively sleeved on the outer surfaces of the four sliding rods 2, the bottom end of the shock-absorbing spring 3 is connected with the bottom plate 1, the placing plate 26 is fixed between the four sliding sleeves 4, the placing groove 25 is formed in the top of the placing plate 26, the first bearing 10 is installed on two inner sides of the placing groove 25, the first bearing 10 is connected with the screw rod 8 extending to one side of the placing plate 26, the outer surface of the screw rod 8 is sleeved with a threaded sleeve 7, one side of the threaded sleeve 7 is fixedly provided with a movable rod 9 penetrating into a placing groove 25, one end of the movable rod 9 is provided with a clamping plate 14, one side of the clamping plate 14 is provided with an air cushion 13, the top of the air cushion 13 is connected with an air pipe 12, the outer surface of the air pipe 12 is provided with an exhaust valve 24, a pump body 11 is arranged between the two air cushions 13, and the pump body 11 and the air cushion 13 are separately arranged, the inside of the placing plate 26 is respectively provided with an oil discharge channel 16 and a plurality of oil through holes 15, the bottom end of the oil discharge channel 16 is provided with a sealing plug 17, both sides of the bottom of the placing plate 26 are respectively provided with a groove 23, a second bearing 20 is arranged inside the groove 23, the bottom end of the second bearing 20 is connected with a damping rotating shaft 21, the bottom end of the damping rotating shaft 21 is fixed with a limiting plate 22, one end of the screw rod 8 is provided with a rotating disc 6, the sealing plug 17 can be limited to prevent the sealing plug 17 from falling out of the oil discharge passage 16.

Please refer to fig. 1-2, a plurality of telescopic rods 19 and buffer springs 18 are respectively fixed on the top of the bottom plate 1, the top ends of the telescopic rods 19 and the buffer springs 18 are connected with the placing plate 26, the telescopic rods 19 are located inside the buffer springs 18, and can buffer the vibration generated by the pump body 11, and the telescopic rods 19 can prevent the buffer springs 18 from bending left and right, so as to prolong the service life of the buffer springs 18; the screw rod 8 is in threaded connection with the threaded sleeve 7, lubricating oil is coated on the outer surface of the screw rod 8, the threaded sleeve 7 can slide on the screw rod 8, and therefore the placing plate 26 can move.

Please refer to fig. 1-4, the top and the bottom of the air cushion 13 are arc-shaped, and the height of the air cushion 13 is smaller than that of the clamping plate 14, so that the air cushion 13 can clamp the pump body 11, and the stability of the pump body 11 is improved; oil extraction passageway 16 and sealing plug 17 looks adaptation, sealing plug 17 adopts rubber materials to make and forms, and the bottom of sealing plug 17 contacts with limiting plate 22, and the width of limiting plate 22 is less than sealing plug 17's diameter, and the person of facilitating the use fills in sealing plug 17 to oil extraction passageway 16 in or take out from oil extraction passageway 16 to the convenience is discharged pump oil from oil extraction passageway 16.

Referring to fig. 1-2, the oil holes 15 are equidistantly distributed inside the mounting plate 26, and the oil holes 15 are respectively communicated with the mounting groove 25 and the oil discharge passage 16, so that the pump oil can flow into the oil holes 15 and the oil discharge passage 16; the top of slide bar 2 is fixed with stopper 5, and slide bar 2 and sliding sleeve 4 sliding connection can make sliding sleeve 4 slide on slide bar 2, and stopper 5 can prevent sliding sleeve 4 from following slide bar 2 roll-off simultaneously.

The working principle is as follows: firstly, a user places a pump body 11 in a placing groove 25, then the turntable 6 rotates to drive a screw rod 8 to rotate by rotating the turntable 6, the screw rod 8 rotates to drive a threaded sleeve 7 to move, and further drive a movable rod 9 to move, the movable rod 9 moves to drive a clamping plate 14 and an air cushion 13 to move, and the air cushion 13 moves to clamp the pump body 11; when the pump oil on the vacuum pump falls into the placing groove 25, the pump oil flows into the oil through hole 15, flows into the oil discharge channel 16 through the oil through hole 15 and is accumulated in the oil discharge channel 16, and when the pump oil in the oil discharge channel 16 needs to be collected, a user only needs to rotate the limiting plate 22 through the damping rotating shaft 21, so that the limiting plate 22 is not contacted with the sealing plug 17, the user can take the sealing plug 17 out of the oil discharge channel 16, and the pump oil in the oil discharge channel 16 flows out, thereby facilitating the collection of the pump oil by the user, when the pump body 11 works to generate vibration, the placing plate 26 moves downwards and enables the sliding sleeve 4 to move on the sliding rod 2, the sliding sleeve 4 moves to extrude the damping spring 3, the telescopic rod and the buffer spring 18, the damping spring 3 and the buffer spring 18 are compressed under stress, and the air cushion 13 is compressed after being subjected to the vibration force, so as to buffer the vibration force generated by the work of the pump body 11, when the air in the air cushion 13 needs to be replaced, a user only needs to open the exhaust valve 24, the air in the air cushion 13 is exhausted from the air pipe 12, and then the air is pumped into the air cushion 13, so that the exhaust valve 24 can be closed after the air cushion 13 expands to a proper area.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a shock attenuation leak protection oil formula vacuum pump, includes bottom plate (1), its characterized in that: the shock absorber is characterized in that two sliding rods (2) are fixed on two sides of the bottom plate (1), a sliding sleeve (4) and a damping spring (3) are respectively sleeved on the outer surfaces of the four sliding rods (2), the bottom end of the damping spring (3) is connected with the bottom plate (1), a placing plate (26) is fixed between the four sliding sleeves (4), a placing groove (25) is formed in the top of the placing plate (26), first bearings (10) are respectively installed on two sides of the inside of the placing groove (25), a lead screw (8) extending to one side of the placing plate (26) is connected inside the first bearings (10), a thread sleeve (7) is sleeved on the outer surface of the lead screw (8), a movable rod (9) penetrating through the inside of the placing groove (25) is fixed on one side of the thread sleeve (7), a clamping plate (14) is installed at one end of the movable rod (9), and an air cushion (13) is installed on one side of the clamping plate (14), the top of air cushion (13) is connected with trachea (12), the surface mounting of trachea (12) has discharge valve (24), two be provided with pump body (11) between air cushion (13), just pump body (11) and air cushion (13) components of a whole that can function independently set up, oil extraction passageway (16) and a plurality of oil through hole (15) have been seted up respectively to the inside of placing board (26), the bottom of oil extraction passageway (16) is provided with sealing plug (17), place the bottom both sides of board (26) and all set up fluted (23), the internally mounted of recess (23) has second bearing (20), the bottom of second bearing (20) is connected with damping pivot (21), the bottom mounting of damping pivot (21) has limiting plate (22), carousel (6) are installed to the one end of lead screw (8).

2. The vacuum pump of claim 1, wherein: the top of bottom plate (1) is fixed with a plurality of telescopic links (19) and buffer spring (18) respectively, telescopic link (19) and buffer spring (18) top all with place board (26) and be connected, just telescopic link (19) are located buffer spring (18) inside.

3. The vacuum pump of claim 1, wherein: the screw rod (8) is in threaded connection with the threaded sleeve (7), and lubricating oil is coated on the outer surface of the screw rod (8).

4. The vacuum pump of claim 1, wherein: the top and the bottom of the air cushion (13) are both arc-shaped, and the height of the air cushion (13) is less than that of the splint (14).

5. The vacuum pump of claim 1, wherein: the oil discharge passage (16) is matched with the sealing plug (17), the sealing plug (17) is made of rubber materials, the bottom of the sealing plug (17) is in contact with the limiting plate (22), and the width of the limiting plate (22) is smaller than the diameter of the sealing plug (17).

6. The vacuum pump of claim 1, wherein: the oil through holes (15) are distributed in the placing plate (26) at equal intervals, and the oil through holes (15) are communicated with the placing groove (25) and the oil discharging channel (16) respectively.

7. The vacuum pump of claim 1, wherein: the top end of the sliding rod (2) is fixed with a limiting block (5), and the sliding rod (2) is connected with the sliding sleeve (4) in a sliding mode.