CN108953108A - A kind of segmented compressor piston counter weight device - Google Patents
A kind of segmented compressor piston counter weight device Download PDFInfo
- Publication number
- CN108953108A CN108953108A CN201810683753.5A CN201810683753A CN108953108A CN 108953108 A CN108953108 A CN 108953108A CN 201810683753 A CN201810683753 A CN 201810683753A CN 108953108 A CN108953108 A CN 108953108A
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- Prior art keywords
- counterweight
- piston
- tank
- counter weight
- weight device
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The present invention relates to Parts of Compressor technical fields, especially a kind of segmented compressor piston counter weight device, including piston only, piston only inner hub location, which is laterally offered, sets assembly through-hole for installing in fixed piston rod, piston only lateral wall offers that counterweight tank is set on an annular left side and counterweight tank is set on the annular right side.The counterweight tank that a kind of segmented compressor piston counter weight device of the invention is covered by opening up built-in upper and lower counterweight on piston only lateral wall, the internal counterweight lead with limiting slot is covered using counterweight to cover in each column piston mass of counterweight tank internal balance with positive stop strip, reciprocal inertia force is balanced, guarantees the even running of compressor.
Description
Technical field
The present invention relates to Parts of Compressor technical field, especially a kind of segmented compressor piston counter weight device.
Background technique
Compressor is a kind of universal machine to improve various gas pressures, is the product having a large capacity and a wide range in mechanical industry
One of.Very extensive application is obtained in many departments of national economy, is almost defended throughout industry, agricultural, communications and transportation, medical treatment
Life, national defence, scientific research or even people's lives many fields, especially in chemical industry, synthesis, coal, petroleum, construction, ocean
Engineering etc., even more essential power-equipment.And piston is a major part of piston compressor, it and cylinder
Cooperatively form minimum cylinder volume.The quality of plunger designs and the performance of compressor have very big relationship.It is commonly used to be processed into piston
Material has cast aluminium alloy, gray cast iron, steel etc..
The comparison that the weight of piston to be designed is light, to reduce reciprocal inertia force.Compressors more than two column, should be according to inertia
The principle of dynamic balance makes each column piston mass counterweight as far as possible.In compressor piston design, the low pressure that is generally relatively large in diameter
Grade piston uses cast aluminium to mitigate quality, and the quality of hiigh pressure stage piston is close, to achieve the purpose that balance reciprocal inertia force,
To keep compressor operation steadily reliable.But sometimes due to low-pressure stage cylinder diameter is larger, piston mass is heavier, and hiigh pressure stage cylinder
Diameter is smaller, and the piston of hiigh pressure stage is difficult to reach the quality of low-pressure stage piston, causes the quality of each column piston unbalanced, there is compression
Machine can not even running risk.
Summary of the invention
The technical problem to be solved by the present invention is providing one kind in order to solve the problems, such as above-mentioned background technique and changing
Into segmented compressor piston counter weight device, solve to be difficult to reach the quality of low-pressure stage piston in the piston of current hiigh pressure stage,
Cause the quality of each column piston unbalanced, there are problems that compressor can not even running risk.
The technical solution adopted by the present invention to solve the technical problems is: a kind of segmented compressor piston counter weight device,
Including piston only, the piston only inner hub location, which is laterally offered, sets assembly for installing in fixed piston rod
Through-hole, the piston only lateral wall offer that counterweight tank is set on an annular left side and counterweight tank is set on the annular right side, and counterweight is set on the left side
Slot and the right side set counterweight tank inner upper end and are cased with counterweight set on arc, and counterweight tank is set on the left side and counterweight tank interior lower end set is set on the right side
There is counterweight set under arc, offers corresponding internal screw thread fixation hole, institute on the upper counterweight set and lower counterweight set joint face
It is offered and corresponding position internal screw thread fixation hole phase on the upper counterweight set outer arcuate face and lower counterweight set outer arcuate face stated
The bolt pilot hole of connection, the upper counterweight set and lower counterweight set pass through consolidating inside internal screw thread fixation hole and bolt pilot hole
Determine bolt to be fixedly connected, the described upper counterweight set and lower counterweight set are bolted to form a counterweight ring, it is described on match
Offer the counterweight tank of built-in detachable counterweight lead on set and lower counterweight set inner sidewall again, the upper counterweight set and under match
Set is covered by fixing bolt again sets counterweight tank on a left side for corresponding position and the right side is set and is fixedly connected in counterweight tank with piston only.
Further, counterweight tank is set on the left side and the right side sets and is fixedly connected to outwardly convex on arcwall face on the inside of counterweight tank
Positive stop strip, the nearly left side of counterweight lead sets counterweight tank and right sets the limit for offering in counterweight groove sidewall and matching with positive stop strip
Position slot.
Further, the bolt pilot hole internal whorl is connected with for promoting piston only leakproofness and fixed spiral shell
The external screw thread plug of bolt safety.
Further, the left side sets counterweight tank and the right side to set counterweight tank size identical.
Further, upper counterweight set is identical with lower counterweight set size.
The invention has the advantages that a kind of segmented compressor piston counter weight device of the invention passes through in piston only
The counterweight tank that built-in upper and lower counterweight set is opened up on lateral wall, is covered using the internal counterweight lead with limiting slot of counterweight set and is being had
There is each column piston mass of the counterweight tank internal balance of positive stop strip, balances reciprocal inertia force, guarantee the even running of compressor.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is sectional view of the invention.
In figure: 1. piston onlies set assembly through-hole in 2., and counterweight tank is set on 3. left sides, and counterweight tank is set on 4. right sides, counterweight set on 5.,
6. lower counterweight set, 7. internal screw thread fixation holes, 8. bolt pilot holes, 9. fixing bolts, 10. counterweight leads, 11. counterweight tanks, 12. limits
Position item, 13. limiting slots, 14. external screw thread plugs.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Fig. 1 and a kind of segmented compressor piston counter weight device shown in Fig. 2, including piston only 1, in piston only 1
Portion center, which is laterally offered, sets assembly through-hole 2 for installing in fixed piston rod, 1 lateral wall of piston only offers ring
Counterweight tank 3 is set on a shape left side and counterweight tank 4 is set on the annular right side, and counterweight tank 3 is set on a left side and the right side sets 4 inner upper end of counterweight tank and is cased with counterweight on arc
Set 5, counterweight tank 3 is set on a left side and the right side sets 4 interior lower end of counterweight tank and is cased with counterweight set 6 under arc, and upper counterweight set 5 and lower counterweight set 6 connect
Corresponding internal screw thread fixation hole 7 is offered in junction, upper counterweight covers 5 outer arcuate faces and lower counterweight covers on 6 outer arcuate faces
The bolt pilot hole 8 being connected with corresponding position internal screw thread fixation hole 7 is offered, upper counterweight set 5 and lower counterweight set 6 are by interior
Threaded securing bores 7 are fixedly connected with the fixing bolt 9 inside bolt pilot hole 8, and upper counterweight set 5 and lower counterweight set 6 pass through bolt
Fixed to form a counterweight ring, upper counterweight set 5 and lower counterweight, which cover, offers built-in detachable counterweight lead 10 on 6 inner sidewalls
Counterweight tank 11, upper counterweight covers 5 and lower counterweight set 6 sets counterweight tank 3 by 9 sets of the fixing bolt left sides in corresponding position and counterweight is set on the right side
It is fixedly connected on slot 4 with piston only 1.
Further, the limit that outwardly convex is fixedly connected on 4 inside arcwall face of counterweight tank is set on left counterweight tank 3 and the right side of setting
Position item 12, counterweight tank 3 is set on the nearly left side of counterweight lead 10 and right set offers the limit matched with positive stop strip 12 on 4 side wall of counterweight tank
Slot 13, further, 8 internal whorl of bolt pilot hole are connected with for promoting 9 safety of 1 leakproofness of piston only and fixing bolt
Property external screw thread plug 14, further, counterweight tank 3 and the right side are set in a left side, and to set 4 size of counterweight tank identical, further, upper counterweight set 5
Identical with lower counterweight 6 sizes of set, a kind of segmented compressor piston counter weight device of the invention passes through in 1 lateral wall of piston only
On open up the counterweight tank of built-in upper and lower counterweight set, covering internal 10 sets of counterweight lead with limiting slot 13 using counterweight has
Each column piston mass of the counterweight tank internal balance of positive stop strip 12 balances reciprocal inertia force, guarantees the even running of compressor.
Piston common used material density (g/cm3): cast aluminium 2.68, gray cast iron 7.35, steel 7.85.And the density of lead
It is 11.34, is approximately 4.23 times of cast aluminium, 1.54 times of gray cast iron, 1.44 times of steel, therefore the increasing of piston can be used as
Heavy material.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. a kind of segmented compressor piston counter weight device, including piston only (1), it is characterized in that: the piston only (1)
Inner hub location, which is laterally offered, sets assembly through-hole (2) for installing in fixed piston rod, the piston only (1) is outside
Side wall offers that counterweight tank (3) is set on an annular left side and the annular right side is set counterweight tank (4), and counterweight tank (3) is set on the left side and counterweight is set on the right side
Slot (4) inner upper end is cased with counterweight set (5) on arc, and counterweight tank (3) is set on the left side and counterweight tank (4) interior lower end set is set on the right side
There are counterweight set (6) under arc, offers corresponding internal screw thread on the upper counterweight set (5) and lower counterweight set (6) joint face
Offered on fixation hole (7), upper counterweight set (5) the outer arcuate face and lower counterweight set (6) outer arcuate face with it is corresponding
The bolt pilot hole (8) that position internal screw thread fixation hole (7) is connected, the upper counterweight set (5) and lower counterweight set (6) pass through interior
The internal fixing bolt (9) of threaded securing bores (7) and bolt pilot hole (8) is fixedly connected, the upper counterweight set (5) and under match
Set (6) is bolted to form a counterweight ring again, opens up on the upper counterweight set (5) and lower counterweight set (6) inner sidewall
There is the counterweight tank (11) of built-in detachable counterweight lead (10), the upper counterweight set (5) and lower counterweight set (6) pass through fixation
Bolt (9), which covers, sets counterweight tank (3) on a left side for corresponding position and the right side is set and is fixedly connected on counterweight tank (4) with piston only (1).
2. a kind of segmented compressor piston counter weight device according to claim 1, it is characterized in that: counterweight is set on the left side
The positive stop strip (12) for being fixedly connected to outwardly convex on the inside of counterweight tank (4) on arcwall face, the counterweight lead are set in slot (3) and the right side
Counterweight tank (3) is set on the nearly left side of block (10) and the right side sets and offers the limiting slot matched with positive stop strip (12) on counterweight tank (4) side wall
(13)。
3. a kind of segmented compressor piston counter weight device according to claim 1, it is characterized in that: the bolt assembles
Hole (8) internal whorl is connected with the external screw thread plug for promoting piston only (1) leakproofness and fixing bolt (9) safety
(14)。
4. a kind of segmented compressor piston counter weight device according to claim 1, it is characterized in that: counterweight is set on the left side
It is identical that slot (3) with the right side sets counterweight tank (4) size.
5. a kind of segmented compressor piston counter weight device according to claim 1, it is characterized in that: the upper counterweight set
(5) identical with lower counterweight set (6) size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683753.5A CN108953108B (en) | 2018-06-28 | 2018-06-28 | Sectional type compressor piston counter weight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683753.5A CN108953108B (en) | 2018-06-28 | 2018-06-28 | Sectional type compressor piston counter weight device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108953108A true CN108953108A (en) | 2018-12-07 |
| CN108953108B CN108953108B (en) | 2020-02-07 |
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ID=64487618
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810683753.5A Active CN108953108B (en) | 2018-06-28 | 2018-06-28 | Sectional type compressor piston counter weight device |
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| Country | Link |
|---|---|
| CN (1) | CN108953108B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04284190A (en) * | 1991-03-12 | 1992-10-08 | Matsushita Refrig Co Ltd | Sealed type reciprocating compressor |
| CN201133336Y (en) * | 2007-09-28 | 2008-10-15 | 王宏斌 | Compressor piston possessing spring support and guiding piece |
| CN201679680U (en) * | 2010-05-20 | 2010-12-22 | 扎努西电气机械天津压缩机有限公司 | Piston of compressor for refrigerator |
| CN206397690U (en) * | 2017-01-05 | 2017-08-11 | 浙江强盛压缩机制造有限公司 | A kind of split type balancing weight of compressor |
| CN107575361A (en) * | 2017-09-28 | 2018-01-12 | 蚌埠高科能源装备有限公司 | It is a kind of to balance the compressor piston for moving back and forth inertia force |
-
2018
- 2018-06-28 CN CN201810683753.5A patent/CN108953108B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04284190A (en) * | 1991-03-12 | 1992-10-08 | Matsushita Refrig Co Ltd | Sealed type reciprocating compressor |
| CN201133336Y (en) * | 2007-09-28 | 2008-10-15 | 王宏斌 | Compressor piston possessing spring support and guiding piece |
| CN201679680U (en) * | 2010-05-20 | 2010-12-22 | 扎努西电气机械天津压缩机有限公司 | Piston of compressor for refrigerator |
| CN206397690U (en) * | 2017-01-05 | 2017-08-11 | 浙江强盛压缩机制造有限公司 | A kind of split type balancing weight of compressor |
| CN107575361A (en) * | 2017-09-28 | 2018-01-12 | 蚌埠高科能源装备有限公司 | It is a kind of to balance the compressor piston for moving back and forth inertia force |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108953108B (en) | 2020-02-07 |
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