CN206960057U - A kind of drive mechanism for high efficiency particulate air filter detection means - Google Patents
A kind of drive mechanism for high efficiency particulate air filter detection means Download PDFInfo
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- CN206960057U CN206960057U CN201720877140.6U CN201720877140U CN206960057U CN 206960057 U CN206960057 U CN 206960057U CN 201720877140 U CN201720877140 U CN 201720877140U CN 206960057 U CN206960057 U CN 206960057U
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- high efficiency
- air filter
- particulate air
- efficiency particulate
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Abstract
The utility model discloses a kind of drive mechanism for high efficiency particulate air filter detection means, it includes stepper motor, the first screw mechanism, transmission mechanism and the second screw mechanism, the stepper motor is connected with first screw mechanism and is integrated, the relative both sides for being connected to the transmission mechanism of first screw mechanism, second screw mechanism；The stepper motor includes protecgulum and bonnet, stator and stepping motor rotating shaft are additionally provided between the protecgulum and bonnet, the stepping motor rotating shaft is provided with rotor and permanent magnet, coil windings are wound with the stator, the protecgulum, stator, rotor and bonnet are connected to one by fixed screw, and a control board is additionally provided with the bonnet.There is the advantages of adapting to a variety of different size high efficiency particulate air filters and a variety of inspection scenes using the high efficiency particulate air filter detection means of the drive mechanism.
Description
Technical field
High efficiency particulate air filter detection technique field is the utility model is related to, more particularly to a kind of high efficiency particulate air filter that is used for detects dress
The drive mechanism put.
Background technology
High efficiency particulate air filter (High efficiency particulate air Filter, abbreviation HEPA) has higher
Filter efficiency, the particle dust below 0.5 μm and various suspensions can be filtered, be widely used in optics electricity
The dust-free purification workshops such as son, biological medicine and PCB printings.
In order to ensure the filter effect of high efficiency particulate air filter, high efficiency particulate air filter is required for examining using high efficiency particulate air filter when dispatching from the factory
Survey device and strict leak detection is carried out to it.Wherein, the leak hunting method of common high efficiency particulate air filter mainly includes receiving flame method, oily thing
Method and DOP methods etc., and these leak hunting methods are required for high efficiency particulate air filter to be detected being placed in actual mechanical process
On outlet platform, so that the gas containing characteristic particle can enter high efficiency particulate air filter by outlet platform, so as to pass through gas
Detection probe detects the gas above high efficiency particulate air filter to be hunted leak to high efficiency particulate air filter.
Current high efficiency particulate air filter detection means generally comprises workbench and compression cylinder, and during work, staff is by height
Effect filter prevents from the table, opening compression cylinder and being fixed high efficiency particulate air filter, it is typically not provided with driving
Mechanism, high efficiency particulate air filter can only be fixed in same position, therefore, in general high efficiency particulate air filter detection means is to more
The adaptability of kind size and a variety of detection scenes is poor.
Utility model content
One kind that the purpose of this utility model is the deficiency for overcoming above-mentioned prior art and provided is used for high efficiency particulate air filter
The drive mechanism of detection means.
To achieve the above object, the utility model provides a kind of drive mechanism for high efficiency particulate air filter detection means, its
Including stepper motor, the first screw mechanism, transmission mechanism and the second screw mechanism, the stepper motor and first screw machine
Structure is connected and is integrated, and first screw mechanism, second screw mechanism are relative to be connected to the two of the transmission mechanism
Side；
The stepper motor includes protecgulum and bonnet, and stator is additionally provided between the protecgulum and bonnet and stepper motor turns
Axle, the stepping motor rotating shaft are provided with rotor and permanent magnet, are wound with coil windings on the stator, the protecgulum,
Stator, rotor and bonnet are connected to one by fixed screw, and a control board is additionally provided with the bonnet.
As the improvement of above-mentioned technical proposal, first screw mechanism includes the first screw rod, the first transmission nut, first
Screw-bearing, clutch shaft bearing fixed seat and first gear, the first screw-bearing that first screw rod is set by both ends,
One bearing fixed seat is fixedly mounted on the table, and first transmission nut is socketed on first screw rod, and described first
Wherein one end of screw rod is also sequentially connected installation with first gear and stepper motor.
As the improvement of above-mentioned technical proposal, second screw mechanism includes the second screw rod, the second transmission nut, second
Screw-bearing, second bearing fixed seat and second gear, the second screw-bearing that second screw rod is set by both ends,
Two bearing fixed seats are fixedly mounted on the table, and second transmission nut is socketed on second screw rod, and described second
Gear is arranged on described second screw rod one end.
As the improvement of above-mentioned technical proposal, the transmission mechanism includes power transmission shaft and travelling gear, the power transmission shaft two
Side is provided with travelling gear, wherein the travelling gear of described power transmission shaft one end is used cooperatively with the first gear.
As the improvement of above-mentioned technical proposal, the position corresponding with the control board is covered after described and is additionally provided with
One access cover, a Wiring port is provided with the access cover.
As the improvement of above-mentioned technical proposal, the position that the stepping motor rotating shaft is connected with the permanent magnet is distinguished
The key and keyway being mutually adapted are provided with, by being used cooperatively for the key and keyway, is pacified so as to which the permanent magnet is locked
In the rotating shaft.
As the improvement of above-mentioned technical proposal, the stepping motor rotating shaft is provided with shaft bearing close to protecgulum one end.
As the improvement of above-mentioned technical proposal, the protecgulum two sides relative with bonnet is embedded with a seal gasket.
As the improvement of above-mentioned technical proposal, it is additionally provided with the outside of the protecgulum for the stepper motor body to be fixed
The stepper motor fixed seat of installation on the table.
A kind of drive mechanism for high efficiency particulate air filter detection means provided by the utility model, compared with prior art
Compared with having the advantages that：
Operated by the screw mechanism of driving stepper motor first, transmission mechanism and the second screw mechanism, to high efficiency particulate air filter
Comprehensive compression is carried out, it compresses dynamics and adapted to so that the sealing between high efficiency particulate air filter and detection platform is good, reaches
Optimal Detection results.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, the accompanying drawing of embodiment will be made below simple
Ground introduction.
Fig. 1 is a kind of structure for drive mechanism for high efficiency particulate air filter detection means that the utility model embodiment provides
Schematic diagram；
Fig. 2 is the structural representation for the stepper motor that this utility model embodiment provides；
Wherein：1st, the first screw mechanism, the 11, first screw rod, the 12, first transmission nut, the 13, first screw-bearing, 14,
One bearing fixed seat, 15, first gear；2nd, the second screw mechanism, the 21, second screw rod, the 22, second transmission nut, the 23, second spiral shell
Rod bearing, 24, second bearing fixed seat, 25, second gear；3rd, transmission mechanism, 31, power transmission shaft, 32, travelling gear；4th, stepping
Motor, 41, protecgulum, 42, bonnet, 43, stator, 44, machine shaft, 441 shaft bearings, 45, rotor, 46, permanent magnet, 47,
Key, 471, keyway, 48, coil windings, 49, fixed screw, 50, seal gasket, 51, control board, 52, access cover, 53, connect
Line end mouth, 54, motor fixing seat,
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
Referring to figs. 1 to shown in Fig. 2, the utility model provides a kind of drive mechanism for high efficiency particulate air filter detection means,
It includes stepper motor 4, the first screw mechanism 1, the screw mechanism 2 of transmission mechanism 3 and second, the stepper motor 4 and described the
One screw mechanism 1 is connected and is integrated, and first screw mechanism 1, second screw mechanism 2 are relative to be connected to the biography
The both sides of motivation structure 3.A kind of drive mechanism for high efficiency particulate air filter detection means provided by the utility model, with prior art
Compare, have the advantages that：First screw mechanism 1, the screw machine of transmission mechanism 3 and second are driven by stepper motor 4
Structure 2 is operated, and comprehensive compression is carried out to high efficiency particulate air filter, and it compresses dynamics and adapted to so that high efficiency particulate air filter and detection platform
Between sealing it is good, reach optimal Detection results.
More preferably, in embodiment, first screw mechanism 1 includes the first screw rod 11, the first transmission nut 12, first
Screw-bearing 13, clutch shaft bearing fixed seat 14 and first gear 15, the first spiral shell that first screw rod 11 is set by both ends
Rod bearing 13, clutch shaft bearing fixed seat 14 are fixedly mounted on the table, and first transmission nut 12 is socketed in described first
On screw rod 11, wherein one end of first screw rod 11 is also sequentially connected installation with first gear 15 and stepper motor 4；Described
Two screw mechanisms 2 include the second screw rod 21, the second transmission nut 22, the second screw-bearing 23, second bearing fixed seat 24 and
Second gear 25, the second screw-bearing 23 that second screw rod 21 is set by both ends, second bearing fixed seat 24 fix peace
On the table, second transmission nut 22 is socketed on second screw rod 21 dress, and the second gear 25 is arranged on institute
State the one end of the second screw rod 21.The transmission mechanism 3 includes power transmission shaft 31 and travelling gear 32, and the both sides of power transmission shaft 31 are respectively provided with
There is travelling gear 32, wherein the travelling gear 32 of the one end of the power transmission shaft 31 is used cooperatively with the first gear 15.
The stepper motor 4 includes protecgulum 41 and bonnet 42, and stator 43 is additionally provided between the protecgulum 41 and bonnet 42
With machine shaft 44, the machine shaft 44 extends through protecgulum 41 and bonnet 42, and the machine shaft 44 is close to protecgulum 41 1
End is provided with shaft bearing 441, and the machine shaft 44 is provided with rotor 45 and permanent magnet 46, the machine shaft 44 and institute
State the position that permanent magnet 46 is connected and be respectively arranged with the key 47 and keyway 471 being mutually adapted, pass through the key 47 and keyway
471 are used cooperatively, so that the permanent magnet 46 is locked on the machine shaft 44.Wound on the stator 43
There are coil windings 48, the protecgulum 41, stator 43, rotor 45 and bonnet 42 are connected to one by fixed screw 49,
The protecgulum 41 two sides relative with bonnet 42 is embedded with a seal gasket 50, and control electricity is additionally provided with the bonnet 42
Road plate 51, the opening position corresponding with the control board 51 is provided with an access cover 52, the maintenance on the bonnet 42
A Wiring port 53 is provided with lid 52, the Wiring port 53 is screwed installation.The outside of protecgulum 41 is also set up
There is motor fixing seat 54, so as to which the motor 4 is fixedly mounted on the table.
In the above-described embodiments, when there is electric current by coil windings 48 on stator 43, coil windings 48 produce an arrow
Magnetic field is measured, can one angle of rotation of rotor driven 45 by the Vector Magnetic Field.When Vector Magnetic Field one angle of rotation of stator 43, turn
Son 45 turns an angle also with the magnetic field, often inputs an electric pulse, and one angle of motor rotation takes a step forward.It is exported
Angular displacement to input umber of pulse is directly proportional, rotating speed is directlyed proportional to pulse frequency.Change the order that coil windings 48 are powered, electricity
Machine 4 will invert.So stepper motor can be controlled with the power-up sequence of control number of pulses, frequency and each phase winding of motor
4 rotation.
A kind of drive mechanism for high efficiency particulate air filter detection means provided by the utility model, compared with prior art
Compared with having the advantages that：The mechanism 1 of first screw rod 11, the screw mechanism 2 of transmission mechanism 3 and second are driven by stepper motor 4
Operating, comprehensive compression is carried out to high efficiency particulate air filter, it compresses dynamics and adapted to so that between high efficiency particulate air filter and detection platform
Sealing it is good, reach optimal Detection results.
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 the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as not departing from the utility model to limitation of the present utility model, one of ordinary skill in the art
Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and
Modification.
Claims (9)
1. a kind of drive mechanism for high efficiency particulate air filter detection means, it is characterised in that including stepper motor, the first screw machine
Structure, transmission mechanism and the second screw mechanism, the stepper motor and first screw mechanism are connected and are integrated, and described the
The relative both sides for being connected to the transmission mechanism of one screw mechanism, second screw mechanism；
The stepper motor includes protecgulum and bonnet, and stator and stepping motor rotating shaft are additionally provided between the protecgulum and bonnet,
The stepping motor rotating shaft is provided with rotor and permanent magnet, is wound with coil windings on the stator, the protecgulum, stator,
Rotor and bonnet are connected to one by fixed screw, and a control board is additionally provided with the bonnet.
2. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
First screw mechanism includes the first screw rod, the first transmission nut, the first screw-bearing, clutch shaft bearing fixed seat and the first tooth
Wheel, the first screw-bearing that first screw rod is set by both ends, the fixed installation of clutch shaft bearing fixed seat on the table, institute
State the first transmission nut to be socketed on first screw rod, wherein one end of first screw rod is also electric with first gear and stepping
Machine is sequentially connected installation.
3. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 2, it is characterised in that described
Second screw mechanism includes the second screw rod, the second transmission nut, the second screw-bearing, second bearing fixed seat and the second tooth
Wheel, the second screw-bearing that second screw rod is set by both ends, the fixed installation of second bearing fixed seat on the table, institute
State the second transmission nut to be socketed on second screw rod, the second gear is arranged on described second screw rod one end.
4. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 3, it is characterised in that described
Transmission mechanism includes power transmission shaft and travelling gear, and the power transmission shaft both sides are provided with travelling gear, wherein the power transmission shaft one
The travelling gear at end is used cooperatively with the first gear.
5. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
The position corresponding with the control board is covered afterwards and is additionally provided with an access cover, and a terminals are provided with the access cover
Mouthful.
6. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
Stepping motor rotating shaft is respectively arranged with the key and keyway being mutually adapted with the position that the permanent magnet is connected, and passes through the key
With being used cooperatively for keyway, it is arranged on so as to which the permanent magnet is locked in the rotating shaft.
7. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
Stepping motor rotating shaft is provided with shaft bearing close to protecgulum one end.
8. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
The protecgulum two sides relative with bonnet is embedded with a seal gasket.
9. a kind of drive mechanism for high efficiency particulate air filter detection means according to claim 1, it is characterised in that described
It is additionally provided with the outside of protecgulum for the stepper motor fixed seat by stepper motor body fixed installation on the table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877140.6U CN206960057U (en) | 2017-07-19 | 2017-07-19 | A kind of drive mechanism for high efficiency particulate air filter detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877140.6U CN206960057U (en) | 2017-07-19 | 2017-07-19 | A kind of drive mechanism for high efficiency particulate air filter detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960057U true CN206960057U (en) | 2018-02-02 |
Family
ID=61380977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720877140.6U Active CN206960057U (en) | 2017-07-19 | 2017-07-19 | A kind of drive mechanism for high efficiency particulate air filter detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206960057U (en) |
-
2017
- 2017-07-19 CN CN201720877140.6U patent/CN206960057U/en active Active
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