CN206035755U - Vacuum pump for appearance is taked care of to negative pressure of piston structure - Google Patents
Vacuum pump for appearance is taked care of to negative pressure of piston structure Download PDFInfo
- Publication number
- CN206035755U CN206035755U CN201621051368.1U CN201621051368U CN206035755U CN 206035755 U CN206035755 U CN 206035755U CN 201621051368 U CN201621051368 U CN 201621051368U CN 206035755 U CN206035755 U CN 206035755U
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- CN
- China
- Prior art keywords
- piston
- pump
- connecting rod
- negative pressure
- cylinder sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010985 leather Substances 0.000 claims abstract description 9
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 5
- 238000005086 pumping Methods 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 210000003128 head Anatomy 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a vacuum pump for appearance is taked care of to negative pressure of piston structure, inhale exhaust seat including the pump installation body, driving motor and pump, cylinder liner, piston assembly, connecting rod and eccentric shaft are equipped with to the inside of the pump installation body, the cylinder liner insert is downthehole in one side of the pump installation body, is equipped with piston assembly in the cylinder liner, and piston assembly links to each other with connecting rod one end, a headgear of eccentric shaft is in driving motor's shaft extension portion, and another dress of eccentric shaft is in the deep groove ball bearing of connecting rod other end hole. The utility model discloses compact structure, reasonable in design through be equipped with the piston structure that cylinder liner, piston assembly, connecting rod and eccentric cover constitute internal of pump installation, makes the movable part of vacuum pump all adorn in the body cavity is installed to the fully enclosed pump, advances a few noise that has reduced the pump, the cylinder liner through adopting aluminum alloy and the best cooperation of leather bucket, effective control piston air gap has not only improved the vacuum of pump, has improved product life moreover greatly.
Description
Technical field
The utility model is related to negative pressure regulating instrument technical field, is in particular a kind of negative pressure conditioning of piston cylinder operator
Instrument vavuum pump.
Background technology
On existing market for body-building, treat the negative pressure regulating instrument of reason, chest enlarge, its matching used vavuum pump mostly adopts
The vavuum pump of diaphragm type structure, motor select motor with cup rotor, although this vavuum pump noise is less, but the diaphragm of pump uses the longevity
Life is shorter, and vacuum is low, while small product size is larger, manufacturing cost is high.
Utility model content
For the problems referred to above, the problem that the utility model is intended to solve is to provide a kind of compact conformation, long service life, vacuum
Degree is high, the negative pressure regulating instrument vavuum pump of the piston cylinder operator that noise is little.
For reaching above-mentioned purpose, the utility model is employed the following technical solutions：A kind of negative pressure regulating instrument of piston cylinder operator
With vavuum pump, including pump fixing body, motor and pumping exhaust seat, the top of the pump fixing body is equipped with motor, pump
The inside of fixing body is equipped with cylinder sleeve, piston component, connecting rod and eccentric shaft, and one end of the connecting rod is provided with positioning screw hole, connecting rod
The other end is provided with dead eye, and the dead eye is installed in a side opening of pump fixing body built with deep groove ball bearing, the cylinder sleeve,
, built with piston component, the piston component is by sunk screw, adjust pad and connecting rod one end positioning screw hole for the cylinder sleeve
Coordinate fastening to be positioned at one end of connecting rod, the central part of the eccentric shaft is provided with Blind locating holes, eccentric shaft it is cylindrical on be provided with one
Internal thread hole is connected with Blind locating holes, and of the eccentric shaft is enclosed within the shaft extension portion of motor by Blind locating holes,
The other end of the eccentric shaft is mounted in the endoporus of deep groove ball bearing, and the pumping exhaust seat is mounted in the cylinder sleeve on pump fixing body
Outside, makees radial positioning and axially position, the pumping exhaust on pump fixing body using cylinder sleeve and cup head cruciform slot screw
The central part of seat is provided with not connected suction muffler and discharge chamber, and the top of the suction muffler is provided with
Lead to outside air-breathing interface, the bottom of the discharge chamber is provided with and is connected with discharge chamber and leads directly to outside exhaust port.
Preferably, the piston component is made up of piston clip plate, leather bucket and piston outer plate, the leather cup is lived
Plug installation is positioned between piston clip plate and piston outer plate, and one end of the piston outer plate is provided with positioning convex, piston
The central part of outer plate is provided with 90 degree of counterbores, and one end of the piston clip plate is provided with relative with the positioning convex of piston outer plate
The detent answered, the other end of piston clip plate are provided with the locating interface being connected with detent, and the locating interface is
Macropore falls the composite structured hole of aperture, is provided with one end external diameter of positioning screw hole on the diameter macropores of the locating interface and connecting rod
It is consistent.
Preferably, the bottom of the suction muffler on the pumping exhaust seat is provided with two laterally zygomorphic suction holes and cylinder sleeve
It is connected, the suction hole is by being equipped with suction valve chip, the bottom of the discharge chamber on the pumping exhaust seat on a side end face of cylinder sleeve
Portion is provided with two laterally zygomorphic steam vents and is connected with cylinder sleeve, and the steam vent is by being equipped with exhaust on the inner side end of discharge chamber
Valve block.
Preferably, size and shape phase of the size and shape of the suction muffler on the pumping exhaust seat all with discharge chamber
Unanimously, the accent of the accent and discharge chamber of the suction muffler is designed with the plug with O-ring seals.
Preferably, the bottom of the pump fixing body is equipped with cover plate.
Preferably, the pumping exhaust seat is provided with O-ring seals with the junction of cylinder sleeve end face.
Preferably, being provided with an open slot on the outside of dead eye on the connecting rod, the top of the open slot is provided with locking
Screw, the bottom of open slot are provided with through hole.
Preferably, the material of the cylinder sleeve is aluminium alloy.
The beneficial effects of the utility model are：The utility model compact conformation, it is reasonable in design, by installing internal in pump
The piston cylinder operator that portion is constituted equipped with cylinder sleeve, piston component, connecting rod and eccentric bushing, makes the movable part of vavuum pump be mounted in full envelope
The pump for closing is installed in body cavity, enters a noise for reducing pump less；By the cylinder sleeve and leather bucket using aluminum alloy material most
Good cooperation, not only effective control piston air gap, improves the vacuum of pump, and substantially increases product service life.
Description of the drawings
Fig. 1 is overall structure sectional view of the present utility model.
Fig. 2 is the left side view of Fig. 1.
Fig. 3 is the structure sectional view of the piston component in the utility model.
Fig. 4 is the structure sectional view of the eccentric shaft in the utility model.
Fig. 5 is the structure sectional view of the connecting rod in the utility model.
In figure, 1- pump fixing bodies, 2- motors, 3- cylinder sleeves, 4- pumping exhaust seats, 5- air-breathing interfaces, 6- suction holes, 7-
Suction valve chip, 8,15-O shape sealing rings, 9- plugs, 10- suction mufflers, 11- steam vents, 12- discharge chambers, 13- exhaust valve plates, 14-
Exhaust port, 16- piston components, 17- sunk screws, 18- cover plates, 19,26- cup head cruciform slot screws, 20- connecting rods, 21- depths
Ditch ball bearing, 22,24- soket head cap screws, 23- eccentric shafts, 25- adjust pads, 27- piston clip plates, 28- leather buckets, 29-
Piston outer plate, 30-90 degree counterbores, 31- positioning convex, 32- detents, 33- locating interfaces, 34- Blind locating holes, in 35-
Screwed hole, 36- positioning screw holes, 37- dead eyes, 38- open slots, 39- locking screw holes, 40- through holes.
Specific embodiment
In order that those skilled in the art are best understood from the utility model scheme, implement below in conjunction with the utility model
Accompanying drawing in example, carries out clear, complete description to the technical scheme in the utility model embodiment.
As shown in Figures 1 to 5, the negative pressure regulating instrument vavuum pump of a kind of piston cylinder operator of the utility model, pacifies including pump
Dress body 1, motor 2 and pumping exhaust seat 4, the top of the pump fixing body 1 are equipped with motor 2, the inside of pump fixing body 1
Equipped with cylinder sleeve 3, piston component 16, connecting rod 20 and eccentric shaft 23, one end of the connecting rod 20 is provided with positioning screw hole 36, connecting rod 20
The other end is provided with dead eye 37, and the dead eye 37 is installed in pump fixing body 1 built with deep groove ball bearing 21, the cylinder sleeve 3
In one side opening, the cylinder sleeve 3 built with piston component 16, the piston component 16 by sunk screw 17, adjust pad 25 with
The cooperation fastening of 20 one end positioning screw hole 36 of connecting rod is positioned at one end of connecting rod 20, and the central part of the eccentric shaft 23 is provided with positioning
Blind hole 34, eccentric shaft 23 it is cylindrical on be provided with an internal thread hole 35 and be connected with Blind locating holes 34, one of the eccentric shaft 23
It is enclosed within the shaft extension portion of motor 2 by Blind locating holes 34, the other end of the eccentric shaft 23 is mounted in deep groove ball bearing 21
In endoporus, the pumping exhaust seat 4 is mounted in the outside of the cylinder sleeve 3 on pump fixing body 1, using cylinder sleeve 3 and cup head cross recess spiral shell
Nail 26 makees radial positioning and axially position on pump fixing body 1, and the central part of the pumping exhaust seat 4 is provided with not connected suction
Air cavity 10 and discharge chamber 12, the top of the suction muffler 10 are provided with and are connected and are led directly to outside air-breathing interface 5 with suction muffler 10,
The bottom of the discharge chamber 12 is provided with and is connected and is led directly to outside exhaust port 14 with discharge chamber 12, the piston component 16 by
Piston clip plate 27, leather bucket 28 and piston outer plate 29 are constituted, and the leather bucket 28 is installed and is positioned at piston clip plate
Between 27 and piston outer plate 29, one end of the piston outer plate 29 is provided with positioning convex 31, the center of piston outer plate 29
Portion is provided with 90 degree of counterbores 30, and one end of the piston clip plate 27 is provided with corresponding with the positioning convex 31 of piston outer plate 29
Detent 32, the other end of piston clip plate 27 are provided with the locating interface 33 being connected with detent 32, and the positioning connects
Mouthfuls 33 composite structured holes for falling aperture for macropore, are provided with positioning screw hole on the diameter macropores of the locating interface 33 and connecting rod 20
36 one end external diameter is consistent, and the bottom of the suction muffler 10 on the pumping exhaust seat 4 is provided with two laterally zygomorphic suction holes 6
It is connected with cylinder sleeve 3, the suction hole 6 is leaned on, on the pumping exhaust seat 4
The bottom of discharge chamber 12 is provided with two laterally zygomorphic steam vents 11 and is connected with cylinder sleeve 3, and the steam vent 11 leans on discharge chamber 12
Inner side end on exhaust valve plate 13 is housed, the size and shape of the suction muffler 21 on the pumping exhaust seat 4 all with discharge chamber
12 size and shape is consistent, and the accent for preventing gas leakage, the accent of the suction muffler 10 and discharge chamber 12 is designed with band O shapes
The plug 9 of sealing ring 8, for convenience of assembling and keeping in repair, the bottom of the pump fixing body 1 is equipped with cover plate 18, and passes through cup head ten
Word grooved screw 16 is fixed on cover plate 18 on pump fixing body 1, for preventing the company of gas leakage, the pumping exhaust seat 4 and 3 end face of cylinder sleeve
The place of connecing is provided with O-ring seals 15, for convenience of installing and fixing deep hook bearing 21, opens on the outside of the dead eye 37 on the connecting rod 20
The top for having an open slot 38, the open slot 38 is provided with locking screw holes 39, and the bottom of open slot 38 is provided with through hole 40, six in one
The head of angle screw 22 is screwed onto after axially penetrating through through hole 40 in locking screw holes 39, is to improve product service life, the cylinder sleeve 3
Material be aluminium alloy.
The course of work of the present utility model：
During utility model works, the eccentric shaft 23 being mounted on motor 2 makees eccentric rotary, and drive is mounted on connecting rod 20
Piston component 16 make bilateral reciprocation in cylinder sleeve 3.Upon inhalation, piston component 16 is moved right, in gas pressure difference
Under effect, suction valve chip 7 is automatically opened up, and gas enters suction muffler 10 from air-breathing interface 5, then enters cylinder sleeve 3 by suction hole 6
It is interior；When exhaust, to left movement, under gas pressure difference effect, exhaust valve plate 13 is automatically opened up piston component 16, compressed gas
Discharge chamber 12 is entered from steam vent 11, is then discharged by exhaust port 14.
Obviously, described embodiment is only a part of embodiment of the present utility model, rather than the embodiment of whole.
Based on the embodiment in the utility model, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, should all belong to the scope of the utility model protection.
Claims (8)
1. a kind of negative pressure regulating instrument vavuum pump of piston cylinder operator, arranges including pump fixing body (1), motor (2) and pumping
Gas seat (4), it is characterised in that：The top of pump fixing body (1) is equipped with motor (2), and the inside of pump fixing body (1) is equipped with
Cylinder sleeve (3), piston component (16), connecting rod (20) and eccentric shaft (23), the one end of connecting rod (20) are provided with positioning screw hole (36),
The other end of connecting rod (20) is provided with dead eye (37), and dead eye (37) are built with deep groove ball bearing (21), cylinder sleeve (3)
It is installed in a side opening of pump fixing body (1), cylinder sleeve (3) lead to built with piston component (16), described piston component (16)
The cooperation fastening that sunk screw (17), adjust pad (25) are crossed with connecting rod (20) one end positioning screw hole (36) is positioned at connecting rod (20)
One end, the central part of eccentric shaft (23) is provided with Blind locating holes (34), eccentric shaft (23) it is cylindrical on be provided with an internal thread
Hole (35) is connected with Blind locating holes (34), and of eccentric shaft (23) is enclosed within motor by Blind locating holes (34)
(2), in shaft extension portion, the other end of eccentric shaft (23) is mounted in the endoporus of deep groove ball bearing (21), the pumping exhaust seat
(4) outside of the cylinder sleeve (3) being mounted on pump fixing body (1), is installed in pump using cylinder sleeve (3) and cup head cruciform slot screw (26)
Make radial positioning and axially position on body (1), the central part of pumping exhaust seat (4) is provided with not connected suction muffler (10)
With discharge chamber (12), the top of suction muffler (10) is provided with and is connected with suction muffler (10) and leads directly to outside air-breathing interface
(5), the bottom of discharge chamber (12) is provided with and is connected with discharge chamber (12) and leads directly to outside exhaust port (14).
2. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The piston group
Part (16) is made up of piston clip plate (27), leather bucket (28) and piston outer plate (29), and described leather bucket (28) install
It is positioned between piston clip plate (27) and piston outer plate (29), the one end of piston outer plate (29) is provided with positioning convex
(31), the central part of piston outer plate (29) is provided with 90 degree of counterbores (30), and the one end of piston clip plate (27) is provided with and work
The corresponding detent (32) of the positioning convex (31) of pressing plate (29) beyond the Great Wall, the other end of piston clip plate (27) are provided with and fixed
Position groove (32) locating interface (33) that is connected, locating interface (33) fall for macropore the composite structured hole of aperture, institute
The diameter macropores for stating locating interface (33) are consistent with one end external diameter for being provided with positioning screw hole (36) on connecting rod (20).
3. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The pumping row
The bottom of the suction muffler (10) on gas seat (4) is provided with two laterally zygomorphic suction hole (6) and is connected with cylinder sleeve (3), the suction
Pore (6) is leaned on, the discharge chamber (12) on pumping exhaust seat (4)
Bottom is provided with two laterally zygomorphic steam vent (11) and is connected with cylinder sleeve (3), and described steam vent (11) are by discharge chamber (12)
Exhaust valve plate (13) is housed on inner side end.
4. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 3, it is characterised in that：The pumping row
The size and shape of the suction muffler (10) on gas seat (4) is all consistent with the size and shape of discharge chamber (12), the suction muffler
(10) accent and the accent of discharge chamber (12) is designed with the plug with O-ring seals (8) (9).
5. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The pump is installed
The bottom of body (1) is equipped with cover plate (18).
6. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The pumping row
Gas seat (4) is provided with O-ring seals (15) with the junction of cylinder sleeve (3) end face.
7. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The connecting rod
(20) open slot (38) is provided with the outside of the dead eye (37) on, and the top of open slot (38) is provided with locking screw holes (39),
The bottom of open slot (38) is provided with through hole (40).
8. the negative pressure regulating instrument vavuum pump of piston cylinder operator according to claim 1, it is characterised in that：The cylinder sleeve
(3) material is aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051368.1U CN206035755U (en) | 2016-08-29 | 2016-08-29 | Vacuum pump for appearance is taked care of to negative pressure of piston structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051368.1U CN206035755U (en) | 2016-08-29 | 2016-08-29 | Vacuum pump for appearance is taked care of to negative pressure of piston structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035755U true CN206035755U (en) | 2017-03-22 |
Family
ID=58298288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621051368.1U Expired - Fee Related CN206035755U (en) | 2016-08-29 | 2016-08-29 | Vacuum pump for appearance is taked care of to negative pressure of piston structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035755U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366743A (en) * | 2017-07-03 | 2017-11-21 | 浙江大学 | For suction and store the sealing structure of liquid |
| CN109984575A (en) * | 2017-12-29 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | The control method of cooking apparatus and cooking apparatus |
| WO2020007175A1 (en) * | 2018-07-03 | 2020-01-09 | 宁波亿林节水科技股份有限公司 | Single-plunger high-pressure spraying pump |
| CN111237164A (en) * | 2020-01-16 | 2020-06-05 | 湖北气佬板节能技术有限公司 | Air compressor piston device easy to maintain |
| CN112122060A (en) * | 2019-06-25 | 2020-12-25 | 深圳市腾盛精密装备股份有限公司 | Miniature precise dispensing valve, dispensing device and dispensing method |
-
2016
- 2016-08-29 CN CN201621051368.1U patent/CN206035755U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366743A (en) * | 2017-07-03 | 2017-11-21 | 浙江大学 | For suction and store the sealing structure of liquid |
| CN109984575A (en) * | 2017-12-29 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | The control method of cooking apparatus and cooking apparatus |
| WO2020007175A1 (en) * | 2018-07-03 | 2020-01-09 | 宁波亿林节水科技股份有限公司 | Single-plunger high-pressure spraying pump |
| CN112122060A (en) * | 2019-06-25 | 2020-12-25 | 深圳市腾盛精密装备股份有限公司 | Miniature precise dispensing valve, dispensing device and dispensing method |
| CN111237164A (en) * | 2020-01-16 | 2020-06-05 | 湖北气佬板节能技术有限公司 | Air compressor piston device easy to maintain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20190829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |