CN204365586U - A kind of piston reciprocating type pneumatic vibrator - Google Patents
A kind of piston reciprocating type pneumatic vibrator Download PDFInfo
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- CN204365586U CN204365586U CN201420826833.9U CN201420826833U CN204365586U CN 204365586 U CN204365586 U CN 204365586U CN 201420826833 U CN201420826833 U CN 201420826833U CN 204365586 U CN204365586 U CN 204365586U
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- piston
- cylindrical shell
- air
- air drain
- reciprocating type
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Abstract
The utility model relates to a kind of piston reciprocating type pneumatic vibrator, comprise cylindrical shell and piston, up and down reciprocatingly piston is installed in described cylindrical shell, air admission hole is furnished with in the middle part of the sidewall of this cylindrical shell, the upper end of this cylindrical shell is sealed by column body, lower end is sealed by lower prop, described column body has steam vent between two parties, the upper end of this steam vent is provided with muffler, the lateral wall of described piston has from top to bottom the first air drain and the second air drain, the inner vertical of described piston has the upper surface leading to piston in one end, the other end leads to the first air flue of the second air drain, also be furnished with the lower surface that piston is led in one end, the other end leads to the second air flue of the first air drain, the lower end of described piston is connected with the upper surface of lower prop by spring.The utility model is simple and reasonable, stable and reliable operation, and antivibration is effective.
Description
Technical field
The utility model relates to vibrator field, particularly relates to a kind of piston reciprocating type pneumatic vibrator.
Background technology
Pneumatic vibrator be utilize air compressor to discharge gases at high pressure by tracheae access product air inlet, when gas push piston stroking upward, in piston upper chamber, gas is squeezed, and extruded gas is discharged by steam vent.When piston stroking upward to terminal time, gas to be automatically switched ventilation direction by groove and air flue, makes gas enter piston upper chamber.Gases at high pressure pushing piston comes downwards to terminal first time and to circulate ends, and second time circulates beginnings, and constantly reciprocation cycle makes the generation translation of excited vibration device and rocks successively, thus generation vibration force.Pneumatic vibrator is using compressed air as power source, air consumption is little, not only safe but also energy-conservation, it is the ideal device used in freezing or hot environment, and its volume is little, fault is few, install and safeguard simple and easy, being widely used in, in the powder processing industries such as food, medicine, chemical industry, agricultural chemicals, feed, pottery, glass, cement, fuel, being applicable to the fatigue test of part or structural member; The shake of hopper, compacting; Linear and bowl formula feeder, sieve and filter screen; Shake table and mixing apparatus.
Current Pneumatic vibrator structure is on the market comparatively complicated, and air inlet and exhaust velocity are comparatively slow, and vibration intensity is also inadequate, and noise is very large, can not meet the needs of production and processing, can only select electronic vibrator in a lot of occasion, improve production cost, security is low.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of piston reciprocating type pneumatic vibrator, simple and reasonable, and stable and reliable operation, antivibration is effective.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of piston reciprocating type pneumatic vibrator, comprise cylindrical shell and piston, up and down reciprocatingly piston is installed in described cylindrical shell, air admission hole is furnished with in the middle part of the sidewall of this cylindrical shell, the upper end of this cylindrical shell is sealed by column body, lower end is sealed by lower prop, described column body has steam vent between two parties, the upper end of this steam vent is provided with muffler, the lateral wall of described piston has from top to bottom the first air drain and the second air drain, the inner vertical of described piston has the upper surface leading to piston in one end, the other end leads to the first air flue of the second air drain, also be furnished with the lower surface that piston is led in one end, the other end leads to the second air flue of the first air drain, the lower end of described piston is connected with the upper surface of lower prop by spring.
Supplement as to the one of technical scheme described in the utility model, the width of the first described air drain is less than the width of the second air drain, moves down enough distances to piston.
Supplement as to the one of technical scheme described in the utility model, time described piston is positioned at cylindrical shell inner upper end, air admission hole is relative with the second air drain, when piston is positioned at cylindrical shell interior lower end time, air admission hole is relative with the first air drain, ensure that the stable of reciprocating action.
Further, the upper surface of described column body and the lower surface of lower prop have a pair rotational positioning hole all between two parties side by side, and instrument easy to use is inserted into rotational positioning hole and it is spun off from cylindrical shell realize dismounting to rotate column body and lower prop.
Further, spacing ring is laid in the upper end of described lower prop, prevents the inertia of piston from moving down always.
Further, the lower surface circle centre position of described lower prop is furnished with installing hole, facilitates the installation of vibrator.
As preferably, the local, outside of described cylindrical shell is furnished with a circle regular hexagon step, and described air admission hole is horizontally through the sidewall of regular hexagon step, and regular hexagon step is convenient carries out overall rotation to cylindrical shell.
beneficial effect
The utility model relates to a kind of piston reciprocating type pneumatic vibrator, simple and reasonable, and stable and reliable operation, antivibration is effective.
Accompanying drawing explanation
Fig. 1 is that a kind of state of the present utility model partly cuts open structure chart;
Fig. 2 be another kind of state of the present utility model partly cut open structure chart.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
As shown in Figure 1-2, embodiment of the present utility model relates to a kind of piston reciprocating type pneumatic vibrator, comprise cylindrical shell 1 and piston 2, in described cylindrical shell 1, piston 2 is up and down reciprocatingly installed, air admission hole 10 is furnished with in the middle part of the sidewall of this cylindrical shell 1, the upper end of this cylindrical shell 1 is sealed by column body 4, lower end is sealed by lower prop 5, described column body 4 has steam vent 6 between two parties, the upper end of this steam vent 6 is provided with muffler 3, the lateral wall of described piston 2 has from top to bottom the first air drain 8 and the second air drain 9, the inner vertical of described piston 2 has the upper surface leading to piston 2 in one end, the other end leads to the first air flue 7 of the second air drain 9, also be furnished with the lower surface that piston 2 is led in one end, the other end leads to the second air flue 14 of the first air drain 8, the lower end of described piston 2 is connected with the upper surface of lower prop 5 by spring 11.
The width of the first described air drain 8 is less than the width of the second air drain 9, moves down enough distances to piston 2.
Time described piston 2 is positioned at cylindrical shell 1 inner upper end, air admission hole 10 is relative with the second air drain 9, and when piston 2 is positioned at cylindrical shell 1 interior lower end time, air admission hole 10 is relative with the first air drain 8, ensure that the stable of reciprocating action.
The upper surface of described column body 4 and the lower surface of lower prop 5 have a pair rotational positioning hole 16 all between two parties side by side, and instrument easy to use is inserted into rotational positioning hole 16 and it is spun off from cylindrical shell 1 realize dismounting to rotate column body 4 and lower prop 5.
Spacing ring 15 is laid in the upper end of described lower prop 5, prevents the inertia of piston from moving down always.
The lower surface circle centre position of described lower prop 5 is furnished with installing hole 12, facilitates the installation of vibrator.
The local, outside of described cylindrical shell 1 is furnished with a circle regular hexagon step 13, and described air admission hole 10 is horizontally through the sidewall of regular hexagon step 13, and regular hexagon step 13 is convenient carries out overall rotation to cylindrical shell 1.
Embodiment
Under normal condition, due to the gravity of piston 2 self, Compress Spring 11 and be positioned at position on the upper side in the middle part of cylindrical shell 1, now the second air drain 9 is relative with air admission hole 10, compressed air enters into air admission hole 10, be passed in the space between piston 2 upper end and column body 4 along the first air flue 7, the effect of muffler 3 can't be backed down, thus promotion piston 2 moves downward, until withstand with spacing ring 15, simultaneously because air pressure is very high, muffler 3 is backed down and realizes exhaust, now air admission hole 10 is relative with the first air drain 8, Compressed Gas is passed in the space of piston 2 lower end by the second air flue 14, spring 11 with exhaust effect together with by piston 2 upwards jack-up, muffler 3 resets when air pressure reduces and to be blocked by steam vent 6, so just achieve a circulation, reciprocal with this, realize high-frequency vibration.
Claims (7)
1. a piston reciprocating type pneumatic vibrator, comprise cylindrical shell (1) and piston (2), it is characterized in that, in described cylindrical shell (1), piston (2) is up and down reciprocatingly installed, air admission hole (10) is furnished with in the middle part of the sidewall of this cylindrical shell (1), the upper end of this cylindrical shell (1) is by column body (4) sealing, lower end is by lower prop (5) sealing, described column body (4) has steam vent (6) between two parties, the upper end of this steam vent (6) is provided with muffler (3), the lateral wall of described piston (2) has from top to bottom the first air drain (8) and the second air drain (9), the inner vertical of described piston (2) has the upper surface leading to piston (2) in one end, the other end leads to first air flue (7) of the second air drain (9), also be furnished with the lower surface that piston (2) are led in one end, the other end leads to second air flue (14) of the first air drain (8), the lower end of described piston (2) is connected with the upper surface of lower prop (5) by spring (11).
2. piston reciprocating type pneumatic vibrator according to claim 1, is characterized in that: the width of described the first air drain (8) is less than the width of the second air drain (9).
3. piston reciprocating type pneumatic vibrator according to claim 1, it is characterized in that: time described piston (2) is positioned at cylindrical shell (1) inner upper end, air admission hole (10) is relative with the second air drain (9), and when piston (2) is positioned at cylindrical shell (1) interior lower end time, air admission hole (10) is relative with the first air drain (8).
4. according to the piston reciprocating type pneumatic vibrator in claim 1-3 described in any one, it is characterized in that: the upper surface of described column body (4) and the lower surface of lower prop (5) have a pair rotational positioning hole (16) all between two parties side by side.
5. according to the piston reciprocating type pneumatic vibrator in claim 1-3 described in any one, it is characterized in that: spacing ring (15) is laid in the upper end of described lower prop (5).
6. piston reciprocating type pneumatic vibrator according to claim 4, is characterized in that: the lower surface circle centre position of described lower prop (5) is furnished with installing hole (12).
7. piston reciprocating type pneumatic vibrator according to claim 1, it is characterized in that: the local, outside of described cylindrical shell (1) is furnished with a circle regular hexagon step (13), and described air admission hole (10) is horizontally through the sidewall of regular hexagon step (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826833.9U CN204365586U (en) | 2014-12-23 | 2014-12-23 | A kind of piston reciprocating type pneumatic vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826833.9U CN204365586U (en) | 2014-12-23 | 2014-12-23 | A kind of piston reciprocating type pneumatic vibrator |
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| Publication Number | Publication Date |
|---|---|
| CN204365586U true CN204365586U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420826833.9U Active CN204365586U (en) | 2014-12-23 | 2014-12-23 | A kind of piston reciprocating type pneumatic vibrator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318951A (en) * | 2021-05-27 | 2021-08-31 | 宁波市科川动力科技有限公司 | Vibrator and preparation method thereof |
| CN115400932A (en) * | 2022-09-15 | 2022-11-29 | 哈尔滨工程大学 | Pneumatic miniature vibration exciter |
-
2014
- 2014-12-23 CN CN201420826833.9U patent/CN204365586U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318951A (en) * | 2021-05-27 | 2021-08-31 | 宁波市科川动力科技有限公司 | Vibrator and preparation method thereof |
| CN115400932A (en) * | 2022-09-15 | 2022-11-29 | 哈尔滨工程大学 | Pneumatic miniature vibration exciter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |