CN208778049U - Pneumatic motor - Google Patents
Pneumatic motor Download PDFInfo
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- CN208778049U CN208778049U CN201821431149.5U CN201821431149U CN208778049U CN 208778049 U CN208778049 U CN 208778049U CN 201821431149 U CN201821431149 U CN 201821431149U CN 208778049 U CN208778049 U CN 208778049U
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- gas nozzle
- bearing
- impeller
- shell
- pneumatic motor
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Abstract
The utility model provides a kind of pneumatic motor, including gas source, shell, rotary shaft, impeller, upper gas nozzle and lower gas nozzle；Utilize compressed gas-driven impeller high speed rotation, compressed air is quickly discharged at gas nozzle after impeller moves to particular phases, it is poor to generate maximum gas pressure, pressure chamber is formed between impeller and the inner peripheral surface of shell, pressure in the same direction is generated in pressure chamber, pressure is generated step by step in direction of rotation, torque is generated to greatest extent, to which the utility model can generate high torque and then high speed rotary motion, it can achieve the purpose of driving heavy-duty machinery movement, it is convenient to which impeller direction of rotation is converted by reversal valve.
Description
Technical field
The utility model relates to field of power equipment technology, and in particular to a kind of pneumatic motor.
Background technique
It needs to be welded into driver's cabin, each sub-unit after each sub-unit is carried out general assembly in white body production process
Arrangement stacking is carried out after the completion, and general assembly line is finally sent to according to the sequence of vehicle state.In cab of heavy truck production process
There are back wall assembly, front wall assembly and high top cover assembly, volume is big, and weight is big, and transfer and handling process difficulty are big, at least needs two
People carries out transport operation.In production peak period, the general twenty four hours in workshop is uninterruptedly produced, and the carrying of back wall needs two people association
Make carrying feeding, time-consuming for whole process, large labor intensity, and has very big scuffing security risk.
The main power source in welding equipment workshop is electricity and compressed air, it is contemplated that safety factor is driven by electricity and is mainly used for admittedly
Fixed mechanized equipment mainly uses compressed-air power source in the region of people's frequent activity, and the general dynamic power machine in workshop is main
There is a staight shank abrasive machine, double-acting cylinder, pneumatic hand drill, these dynamic power machines have the shortcomings that respective, such as torque is small, there is dead point,
Load is slightly larger when starting will cause stuck phenomenon, can not use on lifting mechanism, according to a kind of lifting of the form Design of back wall
Mechanism can complete the lifting and carrying of back wall assembly.And this carrying mechanism needs a kind of power mechanism of large torque.
All mechanized equipments in workshop are all as far as possible using compressed gas as dynamic. so that safety and power are unified,
Power element is driven, and the power mechanism that can produce large torque because the invention is a kind of is necessary.
In view of the above drawbacks, the utility model creator obtains originally practical new finally by prolonged research and practice
Type.
Utility model content
To solve above-mentioned technological deficiency, the utility model provides a kind of pneumatic motor, simple and practical, can generate larger torsion
Square and high speed rotary motion can achieve the purpose of driving heavy-duty machinery movement.
The technical solution adopted in the utility model is:
A kind of pneumatic motor, comprising:
Distinguish the center of one shell with cylindrical cavity being made of body, end cap, the end cap and body
It is fixed with first bearing seat and second bearing seat, the center of the first bearing seat or the second bearing seat is equipped with through-hole, institute
It states in first bearing seat and second bearing seat and is respectively fixed with first bearing and second bearing；
One rotary shaft, the rotary shaft pass through the first bearing and second bearing and are pierced by the shell from the through-hole
Body, the rotary shaft are fixedly connected with the inner ring of the first bearing and second bearing；
One is set to that the cylindrical empty is intracavitary and impeller with the concentric rotation axis, the impeller and the rotary shaft
Be fixedly connected, thus the impeller can be circumferentially evenly arranged in the intracavitary rotation of the cylindrical empty, the impeller it is multiple
Blade, each blade axially extend；
One is tangentially set to above the shell and protrudes into the upper gas nozzle of the cylindrical cavity, and the upper gas nozzle is in circle
Blade described in opening face in cylindrical cavity and do not interfere the wheel rotation；
One is tangentially set to below the shell and protrudes into the lower gas nozzle of the cylindrical cavity, and the lower gas nozzle is in circle
Blade described in opening face in cylindrical cavity and do not interfere the wheel rotation；
One gas source, the gas source pass through upper gas nozzle or lower gas nozzle described in piping connection.
Further, the maximum gauge of the impeller is less than the maximum gauge of the cylindrical cavity of the shell, thus institute
It states and forms pressure chamber between impeller and the inner peripheral surface of the shell.
Further, the upper gas nozzle and lower gas nozzle are located at the same side of the shell.
Further, the upper gas nozzle and lower gas nozzle are symmetrical arranged relative to casing centerline.
Further, by one reversal valve of piping connection, the reversal valve is connected by pipeline for the upper gas nozzle and lower gas nozzle
The gas source is connect, the connection upper gas nozzle or lower gas nozzle of the gas source selectivity are made by the reversal valve, and makes not to be connected to
The gas nozzle of gas source is in communication with the outside.
It further, further include having pedestal, the pedestal is fixedly connected with the shell.
Further, the first bearing seat and the second bearing seat outer ring with the first bearing and second bearing respectively
Rigidly fix connection.
Further, the blade is rectangular patch.
Further, it is bolted to connection between the body and end cap.
In conclusion the utility model utilizes compressed gas-driven impeller high speed rotation, when impeller moves to particular phases
Compressed air is quickly discharged at gas nozzle afterwards, and maximum gas pressure is poor to generate, and forms pressure chamber between impeller and the inner peripheral surface of shell,
Pressure in the same direction is generated in pressure chamber, is generated pressure step by step in direction of rotation, torque is generated to greatest extent, thus the utility model
High torque and then high speed rotary motion can be generated, can achieve the purpose of driving heavy-duty machinery movement, it is convenient to pass through
Reversal valve converts impeller direction of rotation.
Detailed description of the invention
Fig. 1 is the perspective view of the pneumatic motor of the utility model；
Fig. 2 is the sectional view of the pneumatic motor of the utility model.
Specific embodiment
Below in conjunction with attached drawing, the above and other technical features and advantages of the present invention are described in more detail.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, it is merely for convenience of description the utility model, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, unless otherwise
Clear specific restriction.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
As shown in Figure 1 and Figure 2, a kind of pneumatic motor, including gas source (not shown), shell, rotary shaft 4, impeller 3, upper gas
Mouth 6, lower gas nozzle 7 and pedestal 10；The shell is made of body 1, end cap 2 and has cylindrical cavity, body 1 and end cap 2 it
Between be bolted to connection, the center of end cap 2 and body 1 is respectively fixed with first bearing seat 8 and second bearing seat 9,
The center of the first bearing seat 8 or the second bearing seat 9 is equipped with through-hole, in the first bearing seat 8 and second bearing seat 9
Be respectively fixed with first bearing and second bearing 5, it is preferred that first bearing seat 8 and second bearing seat 9 respectively with the first axle
It holds and rigidly fixes connection with the outer ring of second bearing 5.The rotary shaft 4 passes through the first bearing and second bearing 5 and from institute
It states through-hole and is pierced by the shell, the rotary shaft 4 is rigidly fixed with the inner ring of the first bearing and second bearing 5 to be connect；Leaf
Wheel 3 is set to that the cylindrical empty is intracavitary and be coaxially disposed with the rotary shaft 4, and the impeller 3 and 4 rigidity of rotary shaft are solid
Fixed connection, so that the impeller can circumferentially be evenly arranged with multiple leaves in the intracavitary rotation of the cylindrical empty, the impeller
Piece, each blade axially extend, it is preferred that blade is rectangular patch；Upper gas nozzle 6 is tangentially set to above the shell
And the cylindrical cavity is protruded into, the upper gas nozzle 6 blade described in the intracavitary opening face of cylindrical empty and do not interfere described
Wheel rotation；Lower gas nozzle 7 is tangentially set to below the shell and protrudes into the cylindrical cavity, and lower gas nozzle 7 is in cylinder
Blade described in opening face in cavity and do not interfere the wheel rotation；Gas source by upper gas nozzle 6 described in piping connection or under
Gas nozzle 7.Pedestal 10 is fixedly connected with the casing, and enables pneumatic motor is stable to be placed on bottom surface or arbitrary plane.
Preferably, the maximum gauge of impeller 3 is less than the maximum gauge of the cylindrical cavity of the shell, thus the impeller
Pressure chamber is formed between 3 and the inner peripheral surface of the shell.Upper gas nozzle 6 and lower gas nozzle 7 are located at the same side of the shell, it is described on
Gas nozzle 6 and lower gas nozzle 7 are symmetrical arranged relative to casing centerline.
In a more specific example, upper gas nozzle 6 and lower gas nozzle 7 (are not shown by one reversal valve of piping connection in figure
Out), the reversal valve makes gas nozzle 6 or lower gas nozzle 7 in the connection of gas source selectivity by reversal valve by piping connection gas source,
And the gas nozzle for not being connected to gas source is made to be in communication with the outside.When gas source is connected to upper gas nozzle 6, impeller 3 rotates counterclockwise；When gas source is connected to
When lower gas nozzle 7, impeller 3 is rotated clockwise.
It should be understood that body 1, end cap 2 and impeller 3 form a continually changing semiclosed cavity, compressed air can
To push impeller 3 to carry out high-speed motion in the cavities, compressed air is quickly arranged at gas nozzle after impeller 3 moves to particular phases
Out, maximum gas pressure is poor to generate, and forms pressure chamber between impeller and the inner peripheral surface of shell, generates pressure in the same direction in pressure chamber,
Direction of rotation generates pressure step by step, generates torque to greatest extent, and rotary shaft 4 and bearing inner race are rigidly connected, bearing outer ring with
Bearing block rigid connection, impeller and rotary shaft 4 are rigidly connected, and high speed rotary motion can be being carried out in the cavities, to reach
Generate the purpose of large torque.The utility model structure is simple, easy to operate, and revolving speed is high, can convert compressed gas to larger
The output power of torque drives some heavier movement mechanisms, safe and reliable, high-efficient.
The above is only the preferred embodiments of the utility model, are merely illustrative for the utility model, rather than limit
Property processed.The structure and connection type etc. of each component may be changed in the utility model, all practical new at this
The equivalents and improvement carried out on the basis of type technical solution, should not exclude except the protection scope of the utility model.
Claims (9)
1. a kind of pneumatic motor characterized by comprising
The center of one shell with cylindrical cavity being made of body, end cap, the end cap and body is fixed respectively
There are a first bearing seat and second bearing seat, the center of the first bearing seat or the second bearing seat is equipped with through-hole, and described the
First bearing and second bearing are respectively fixed in one bearing block and second bearing seat；
One rotary shaft, the rotary shaft pass through the first bearing and second bearing and are pierced by the shell, institute from the through-hole
Rotary shaft is stated to be fixedly connected with the inner ring of the first bearing and second bearing；
One is set to that the cylindrical empty is intracavitary and impeller with the concentric rotation axis, the impeller are fixed with the rotary shaft
Connection, so that the impeller can circumferentially be evenly arranged with multiple blades in the intracavitary rotation of the cylindrical empty, the impeller,
Each blade axially extends；
One is tangentially set to above the shell and protrudes into the upper gas nozzle of the cylindrical cavity, and the upper gas nozzle is in cylinder
Blade described in opening face in cavity and do not interfere the wheel rotation；
One is tangentially set to below the shell and protrudes into the lower gas nozzle of the cylindrical cavity, and the lower gas nozzle is in cylinder
Blade described in opening face in cavity and do not interfere the wheel rotation；
One gas source, the gas source pass through upper gas nozzle or lower gas nozzle described in piping connection.
2. a kind of pneumatic motor as described in claim 1, which is characterized in that the maximum gauge of the impeller is less than the shell
The maximum gauge of cylindrical cavity, to form pressure chamber between the impeller and the inner peripheral surface of the shell.
3. a kind of pneumatic motor as described in claim 1, which is characterized in that the upper gas nozzle and lower gas nozzle are located at the shell
The same side.
4. a kind of pneumatic motor as claimed in claim 3, which is characterized in that the upper gas nozzle and lower gas nozzle are relative to casing center
Line is symmetrical arranged.
5. a kind of pneumatic motor as described in claim 1, which is characterized in that the upper gas nozzle and lower gas nozzle pass through piping connection one
Reversal valve, the reversal valve make the connection institute of the gas source selectivity by the reversal valve by gas source described in piping connection
Gas nozzle or lower gas nozzle are stated, and the gas nozzle for not being connected to gas source is made to be in communication with the outside.
6. a kind of pneumatic motor as described in claim 1, which is characterized in that it further include having pedestal, the pedestal and the shell
It is fixedly connected.
7. a kind of pneumatic motor as described in claim 1, which is characterized in that the first bearing seat and second bearing seat respectively with
The outer ring of the first bearing and second bearing rigidly fixes connection.
8. a kind of pneumatic motor as described in claim 1, which is characterized in that the blade is rectangular patch.
9. a kind of pneumatic motor as described in claim 1, which is characterized in that the company of being bolted between the body and end cap
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431149.5U CN208778049U (en) | 2018-09-03 | 2018-09-03 | Pneumatic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431149.5U CN208778049U (en) | 2018-09-03 | 2018-09-03 | Pneumatic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778049U true CN208778049U (en) | 2019-04-23 |
Family
ID=66159645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821431149.5U Active CN208778049U (en) | 2018-09-03 | 2018-09-03 | Pneumatic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111518592A (en) * | 2020-05-11 | 2020-08-11 | 宋青 | Coke oven gas desulfurizing tower |
-
2018
- 2018-09-03 CN CN201821431149.5U patent/CN208778049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111518592A (en) * | 2020-05-11 | 2020-08-11 | 宋青 | Coke oven gas desulfurizing tower |
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