CN205090056U - Electric actuator - Google Patents
Electric actuator Download PDFInfo
- Publication number
- CN205090056U CN205090056U CN201520901864.0U CN201520901864U CN205090056U CN 205090056 U CN205090056 U CN 205090056U CN 201520901864 U CN201520901864 U CN 201520901864U CN 205090056 U CN205090056 U CN 205090056U
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- China
- Prior art keywords
- output shaft
- gear
- electric actuator
- circuit board
- box
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the executor technique and specifically relates to an electric actuator. This electric actuator includes casing, upper cover, gear box, output shaft device and circuit board, the gear box is located inside the casing, the circuit board is located the upper surface of casing one end, the upper cover cover in the outside of circuit board, and with the mutual fixed connection of casing, be equipped with the motor on the circuit board, the output of motor with the gear box is connected, the output shaft device includes output shaft, limiting plate, presss from both sides tight piece and pinion rack, the bottom entry of output shaft in the gear box, and with the gear box passes through latch spacing connection radial, the lower extreme of output shaft exposes the gear box lower surface to through retaining ring spacing connection in the axial, the output shaft upper end is equipped with one and is empty cardioid fixed block, the inside of fixed block is equipped with two mutual parallel arrangement's pinion rack, it locates to press from both sides tight piece the inside of fixed block, and with pinion rack symmetry each other sets up.
Description
Technical field
The utility model relates to actuation technologies field, specifically a kind of electric actuator.
Background technique
Electric actuator is for connecting valve body, electric actuator is is driving source with motor, be control and feedback signal with direct current (d.c.), after upper instrument or computer send control signal, electric actuator is according to the ground action of signal magnitude ratio, valve or air door is made to reach corresponding aperture by output shaft, and system opening amount signal is fed back in control room, thus the regulatory function of completion system.The output power of existing electric actuator is not very high, and mainly the setting of output shaft is not quite reasonable, and the transmission of power is effective not.
Model utility content
A kind of structure is simple, the electric actuator that transmission effect is good, delivery efficiency is high of power in order to provide for the utility model.
The utility model is achieved through the following technical solutions:
A kind of electric actuator, comprise housing, upper cover, gear-box, output shaft device and circuit board, described enclosure interior is located at by described gear-box, the upper surface of described shell one end is located at by described circuit board, described upper cover is covered in the outside of described circuit board, and be mutually permanently connected with described housing, described circuit board is provided with motor, the output terminal of described motor is connected with described gear-box, described output shaft device comprises output shaft, limiting board, clamp and tooth plate, the lower end of described output shaft is inserted in described gear-box, and be connected by latch is spacing diametrically with described gear-box, described gear-box lower surface is exposed in the lower end of described output shaft, and by the spacing in the axial direction connection of back-up ring, described output shaft upper end is provided with a fixed block in hollow shape, the inside of described fixed block is provided with two panels tooth plate arranged in parallel, described clamp is located at the inside of described fixed block, and be symmetrically set with described tooth plate, described clamp is connected with described fixed block by screw, described screw is through two tooth plates, described limiting board is sleeved on described output shaft, and be positioned at the below of described fixed block, described back-up ring is the circular arc of opening, relatively with described opening be designed with a lug, described lug bends downwards, the lower end outside face of described output shaft is provided with a circle collar, described back-up ring snaps in described collar.
The upper surface of described gear-box is provided with two symmetrical stop screws, and described limiting board is provided with two symmetrical projections, and two projections are used for spacing in described output shaft diametrically certain limit.
The outer side surface of described output shaft lower end is provided with the first latch that a circle is symmetrically set in the axial direction, described gear-box is provided with a gear shaft in hollow shape, the inner side surface of described gear shaft is provided with the second latch that a circle is symmetrically set in the axial direction, and described first latch and the second latch engage mutually.
Described housing upper surface is provided with two cross columns and two T-shaped columns, the upper surface of described cross column and T-shaped column flushes mutually, described cross column top is provided with circular card column, described T-shaped column top is provided with buckle, the position corresponding with described circular card column, described circuit board one end is provided with two circular draw-in grooves, described circular card column embeds in described circular draw-in groove, described buckle blocks the described circuit board the other end, the lower surface of described circuit board and the upper surface of described cross column and T-shaped column inconsistent.
Described T-shaped column side is provided with stiffening rib.
Described housing upper surface is provided with motor cartridge, described motor cartridge is cylindrical, manhole is provided with in described motor cartridge, described motor embeds in described motor cartridge, the output terminal of described motor is provided with six square shafts, described six square shafts snap in described gear-box through described manhole, and described motor drives the gear operation in described gear-box by described six square shafts.
Described electric actuator also comprises button release and spring, described button release comprises press part and elastic pressing part, the upper end of described elastic pressing part is fixed on the lower surface of described press part, snap-on is provided with in the middle part of described elastic pressing part, described spring housing is loaded on described elastic pressing part, and be positioned at above described snap-on, cover on described and be provided with press part installation groove, described press part is installed in groove and is provided with cross jack, described elastic pressing part lower end is inserted in described cross jack from the top down, and described press part sinks into described press part and installs in groove.
To having outer catch and interior catch on the lower surface of described press part, described outer catch and interior catch arranged in parallel, be positioned at be provided with clamp between the two perpendicular to described outer catch and interior catch, corresponding, described upper cover is positioned at outside described press part installation groove and is provided with edge, to having bayonet socket on described edge, when described press part is absorbed in the mounting groove of described press part, described edge is between described outer catch and interior catch, and described clamp is stuck in described bayonet socket.
Described elastic pressing part upper end is positioned at above described spring and is provided with four lugs, and described four lugs are for propping up the upper end of described spring; Described elastic pressing part is provided with two symmetrical snap-ons, and described snap-on lower end is fixed on described elastic pressing part outer side surface, and upper end is outwards stuck up out, and the upper end of described snap-on is for propping up the lower end of described spring.
The height of described outer catch is greater than the height of interior catch.
The beneficial effect that the utility model brings is:
In the utility model, described electric actuator comprises housing, upper cover, gear-box, output shaft device and circuit board, described gear-box is driving mechanism, described upper cover is by circuit board parcel and inside, prevent the accident damaged, the torsion that motor on circuit board produces is delivered on output shaft by gear-box, and is passed to by described output shaft device and needs on the actuating equipment of torsion; Described output shaft device comprises output shaft, limiting board, clamp and tooth plate, the lower end of described output shaft is inserted in described gear-box, by the textural association of this kind of output shaft device, effectively can improve delivery efficiency, and output effect is also more satisfactory, save electric energy.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of electric actuator described in the utility model.
Fig. 2 is the structural representation of electric actuator described in the utility model removing output shaft device.
Fig. 3 is the structural representation in output shaft device front described in the utility model.
Fig. 4 is the structural representation of output shaft device reverse side described in the utility model.
Fig. 5 is the explosive view of output shaft device described in the utility model.
Fig. 6 is the structural representation of clamp described in the utility model.
Fig. 7 is the structural representation of back-up ring described in the utility model.
Fig. 8 is the structural representation of housing described in the utility model.
Fig. 9 is the partial structurtes schematic diagram of T-shaped column described in the utility model.
Figure 10 is the structural representation of circuit board described in the utility model.
Figure 11 is the plan view of housing described in the utility model.
Figure 12 is the profile of housing described in the utility model.
Figure 13 is the ssembly drawing in the button release assembly front of electric actuator described in the utility model.
Figure 14 is the ssembly drawing of the button release module backside of electric actuator described in the utility model.
Figure 15 is the structural representation of upper cover described in the utility model.
Figure 16 is the structural representation of the assembling of button release described in the utility model and spring.
Figure 17 is the structural representation of button release described in the utility model.
The label that in figure, component names is corresponding is as follows:
1, upper cover; 2, housing; 3, gear-box; 4, output shaft device; 5, circuit board; 6, motor; 41, output shaft; 411, collar; 412, the first latch; 42, limiting board; 421, projection; 43, clamp; 44, tooth plate; 45, back-up ring; 451, opening; 452, lug; 46, fixed block; 47, screw; 48, stop screw; 49, gear shaft; 491, the second latch; 51, cross column; 61, T-shaped column; 71, circular card column; 81, buckle; 91, circular draw-in groove; 111, stiffening rib; 121, motor cartridge; 131, manhole; 151, six square shafts; 161, square mounting groove; 171, transformer; 201, spring; 301, press part; 401, elastic pressing part; 501, snap-on; 601, groove is installed in press part; 701, cross jack; 801, outer catch; 901, interior catch; 1001, clamp; 1101, edge; 1201, bayonet socket; 1301, lug; 1401, rub stupefied.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As the embodiment of electric actuator described in the utility model, as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6 and Fig. 7, comprise housing 2, upper cover 1, gear-box 2, output shaft device 4 and circuit board 5, it is inner that described housing 2 is located at by described gear-box 3, the upper surface of described housing 2 one end is located at by described circuit board 5, described upper cover 1 is covered in the outside of described circuit board 5, and be mutually permanently connected with described housing 2, described circuit board 5 is provided with motor 6, the output terminal of described motor 6 is connected with described gear-box 3, described output shaft device 4 comprises output shaft 41, limiting board 42, clamp 43 and tooth plate 44, the lower end of described output shaft 41 is inserted in described gear-box 3, and be connected by latch is spacing diametrically with described gear-box 3, described gear-box 3 lower surface is exposed in the lower end of described output shaft 41, and by the spacing in the axial direction connection of back-up ring 45, described output shaft 41 upper end is provided with a fixed block 46 in hollow shape, the inside of described fixed block 46 is provided with two panels tooth plate arranged in parallel 44, described clamp 43 is located at the inside of described fixed block 46, and be symmetrically set with described tooth plate 44, described clamp 43 is connected with described fixed block 46 by screw 47, described screw 47 is through two tooth plates 44, described limiting board 42 is sleeved on described output shaft 41, and be positioned at the below of described fixed block 46, the circular arc of described back-up ring 45 in opening 451, relatively with described opening 451 be designed with a lug 452, described lug 452 bends downwards, the lower end outside face of described output shaft 41 is provided with a circle collar 411, described back-up ring 45 snaps in described collar 411.Be positioned between described clamp 43 and tooth plate 44 by needing the input block of the equipment performed, by tightening screw 47, input block is clamped, when motor 6 rotates, by the transmission to power of gear-box 3, power is delivered to output shaft 41, power is delivered to the input block on equipment by output shaft 41 again.
In the present embodiment, the upper surface of described gear-box 3 is provided with two symmetrical stop screws 48, and described limiting board 42 is provided with two symmetrical projection 421, two projections 421 for spacing in described output shaft 41 diametrically certain limit.Described stop screw 48 makes described limiting board 42 rotate within the specific limits, and described projection 421 plays the effect of stop.
In the present embodiment, the outer side surface of described output shaft 41 lower end is provided with the first latch 412 that a circle is symmetrically set in the axial direction, described gear-box 3 is provided with a gear shaft 49 in hollow shape, the inner side surface of described gear shaft 49 is provided with the second latch 491 that a circle is symmetrically set in the axial direction, and described first latch 412 and the second latch 491 engage mutually.Mutually engaged by the first latch 412 and the second latch 491 and realize the power on gear shaft 49 to pass to output shaft 41, this kind of transmission efficiency is higher.
In the present embodiment, as shown in Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12, described housing 2 upper surface is provided with two cross columns 51 and two T-shaped columns 61, the upper surface of described cross column 51 and T-shaped column 61 flushes mutually, the design of described cross column 51 and T-shaped column 61, makes described circuit board 5 can more firmly be connected on described housing 2.Described cross column 51 top is provided with circular card column 71, described T-shaped column 61 top is provided with buckle 81, the position corresponding with described circular card column 17, described circuit board 5 one end is provided with two circular draw-in grooves 91, described circular card column 71 embeds in described circular draw-in groove 91, described buckle 81 blocks described circuit board 5 the other end, the lower surface of described circuit board 5 and the upper surface of described cross column 51 and T-shaped column 61 inconsistent, the Embedded structure of described circuit board 5, the connection of described housing 2 and circuit board 5 is made to become more firm, difficult drop-off.
In the present embodiment, described cross column 51 lower section size is greater than top sectional dimension, design herein, and described cross column 51 can be more firmly connected on described housing 2.
In the present embodiment, described T-shaped column 61 side is provided with stiffening rib 111, and described stiffening rib 111 adds the stability of T-shaped column 61, too increases the soundness of T-shaped column 61.
In the present embodiment, described housing 2 upper surface is also provided with motor cartridge 121, and described motor cartridge 121 is cylindrical, is provided with manhole 131 in described motor cartridge 121.
In the present embodiment, described circuit board 5 is provided with motor 6, described motor 6 embeds in described motor cartridge 121, the output terminal of described motor 6 is provided with six square shafts 151, described six square shafts 151 snap in described gear-box 3 through described manhole 131, and described motor 6 drives described gear-box 3 to operate by described six square shafts 151, design herein, the energy that described motor 6 is produced can sooner, better pass to described gear-box 3, reduces the waste of energy.
In the present embodiment, the upper surface of described housing 2 is also provided with square mounting groove 161, and described circuit board 5 is provided with transformer 171, and described transformer 171 embeds in described square mounting groove 161, design herein, makes circuit board 5 entirety can more firmly be connected on housing 2.
In the present embodiment, as Figure 13, Figure 14, Figure 15, shown in Figure 16 and Figure 17, described electric actuator also comprises button release and spring 201, described button release comprises press part 301 and elastic pressing part 401, the upper end of described elastic pressing part 401 is fixed on the lower surface of described press part 301, snap-on 501 is provided with in the middle part of described elastic pressing part 401, described spring 201 is set on described elastic pressing part 401, and be positioned at above described snap-on 501, described upper cover 1 is provided with press part and installs groove 601, described press part is installed in groove 601 and is provided with cross jack 701, described elastic pressing part 401 lower end is inserted in described cross jack 701 from the top down, described press part 301 sinks into described press part and installs in groove 601.Described button release is as pressing and trigger component, smooth moving up and down on the direction perpendicular to gear-box 3, described spring 201, as the reset components of button release, terminates only in user operation, button release is popped up reset, be convenient to next operation, above structure is simple, and user operation is convenient, and is not easy to break down, even if dismantle when maintenance and install all more convenient, maintenance cost is low.
In the present embodiment, to having outer catch 801 and interior catch 901 on the lower surface of described press part 301, described outer catch 801 and interior catch 901 arranged in parallel, be positioned at be provided with clamp 1001 between the two perpendicular to described outer catch 801 and interior catch 901, corresponding, described upper cover 1 is positioned at outside described press part installation groove 601 and is provided with edge 1101, to having bayonet socket 1201 on described edge 1101, when described press part 301 is absorbed in described press part mounting groove 601, described edge 1101 is between described outer catch 801 and interior catch 901, and described clamp 1001 is stuck in described bayonet socket 1201.The setting of described outer catch 801 and interior catch 901 makes button release more spacing in the process of motion, and the perpendicularity making it move is better, and then smooth row is better.
In the present embodiment, described elastic pressing part 401 upper end is positioned at above described spring 201 and is provided with four lugs 1301, and described four lugs 1301 are for propping up the upper end of described spring 201.Arranging of described four lugs 1301 can make spring 201 spacing in the axial direction well.
In the present embodiment, described elastic pressing part 401 is provided with two symmetrical snap-ons 501, and described snap-on 501 lower end is fixed on described elastic pressing part 401 outer side surface, and upper end is outwards stuck up out, and the upper end of described snap-on 501 is for propping up the lower end of described spring 201.
In the present embodiment, the height of described outer catch 801 is greater than the height of interior catch 901.
In the present embodiment, the outer side surface of described outer catch 801 is provided with the friction be parallel to each other stupefied 1401.Arranging of described friction stupefied 1401 can frictional force between the finger of adding users and button release.
In the present embodiment, described elastic pressing part 401 bottom is cylindrical.
In the present embodiment, described press part 301 is made into integration with described elastic pressing part 401.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore; the technological scheme that any amendment that all technician are in the art done by logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model, equivalent replacement, improvement etc. obtain, all should by the determined protection domain of claims.
Claims (10)
1. an electric actuator, it is characterized in that comprising housing, upper cover, gear-box, output shaft device and circuit board, described enclosure interior is located at by described gear-box, the upper surface of described shell one end is located at by described circuit board, described upper cover is covered in the outside of described circuit board, and be mutually permanently connected with described housing, described circuit board is provided with motor, the output terminal of described motor is connected with described gear-box, described output shaft device comprises output shaft, limiting board, clamp and tooth plate, the lower end of described output shaft is inserted in described gear-box, and be connected by latch is spacing diametrically with described gear-box, described gear-box lower surface is exposed in the lower end of described output shaft, and by the spacing in the axial direction connection of back-up ring, described output shaft upper end is provided with a fixed block in hollow shape, the inside of described fixed block is provided with two panels tooth plate arranged in parallel, described clamp is located at the inside of described fixed block, and be symmetrically set with described tooth plate, described clamp is connected with described fixed block by screw, described screw is through two tooth plates, described limiting board is sleeved on described output shaft, and be positioned at the below of described fixed block, described back-up ring is the circular arc of opening, relatively with described opening be designed with a lug, described lug bends downwards, the lower end outside face of described output shaft is provided with a circle collar, described back-up ring snaps in described collar.
2. electric actuator as claimed in claim 1, it is characterized in that the upper surface of described gear-box is provided with two symmetrical stop screws, described limiting board is provided with two symmetrical projections, and two projections are used for spacing in described output shaft diametrically certain limit.
3. electric actuator as claimed in claim 2, it is characterized in that the first latch that the outer side surface of described output shaft lower end is provided with a circle and is symmetrically set in the axial direction, described gear-box is provided with a gear shaft in hollow shape, the inner side surface of described gear shaft is provided with the second latch that a circle is symmetrically set in the axial direction, and described first latch and the second latch engage mutually.
4. electric actuator as claimed in claim 1, it is characterized in that described housing upper surface is provided with two cross columns and two T-shaped columns, the upper surface of described cross column and T-shaped column flushes mutually, described cross column top is provided with circular card column, described T-shaped column top is provided with buckle, the position corresponding with described circular card column, described circuit board one end is provided with two circular draw-in grooves, described circular card column embeds in described circular draw-in groove, described buckle blocks the described circuit board the other end, the lower surface of described circuit board and the upper surface of described cross column and T-shaped column inconsistent.
5. electric actuator as claimed in claim 4, is characterized in that described T-shaped column side is provided with stiffening rib.
6. electric actuator as claimed in claim 5, it is characterized in that described housing upper surface is provided with motor cartridge, described motor cartridge is cylindrical, manhole is provided with in described motor cartridge, described motor embeds in described motor cartridge, the output terminal of described motor is provided with six square shafts, and described six square shafts snap in described gear-box through described manhole, and described motor drives the gear operation in described gear-box by described six square shafts.
7. electric actuator as claimed in claim 1, it is characterized in that described electric actuator also comprises button release and spring, described button release comprises press part and elastic pressing part, the upper end of described elastic pressing part is fixed on the lower surface of described press part, snap-on is provided with in the middle part of described elastic pressing part, described spring housing is loaded on described elastic pressing part, and be positioned at above described snap-on, cover on described and be provided with press part installation groove, described press part is installed in groove and is provided with cross jack, described elastic pressing part lower end is inserted in described cross jack from the top down, described press part sinks into described press part and installs in groove.
8. electric actuator as claimed in claim 7, it is characterized in that on the lower surface of described press part to having outer catch and interior catch, described outer catch and interior catch arranged in parallel, be positioned at be provided with clamp between the two perpendicular to described outer catch and interior catch, corresponding, described upper cover is positioned at outside described press part installation groove and is provided with edge, to having bayonet socket on described edge, when described press part is absorbed in the mounting groove of described press part, described edge is between described outer catch and interior catch, and described clamp is stuck in described bayonet socket.
9. electric actuator as claimed in claim 8, it is characterized in that described elastic pressing part upper end is positioned at above described spring and be provided with four lugs, described four lugs are for propping up the upper end of described spring; Described elastic pressing part is provided with two symmetrical snap-ons, and described snap-on lower end is fixed on described elastic pressing part outer side surface, and upper end is outwards stuck up out, and the upper end of described snap-on is for propping up the lower end of described spring.
10. electric actuator as claimed in claim 9, is characterized in that the height of described outer catch is greater than the height of interior catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901864.0U CN205090056U (en) | 2015-11-13 | 2015-11-13 | Electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901864.0U CN205090056U (en) | 2015-11-13 | 2015-11-13 | Electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205090056U true CN205090056U (en) | 2016-03-16 |
Family
ID=55480742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901864.0U Expired - Fee Related CN205090056U (en) | 2015-11-13 | 2015-11-13 | Electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205090056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240591A (en) * | 2015-11-13 | 2016-01-13 | 嘉兴市通泰科技有限责任公司 | Electric actuator |
| CN109751449A (en) * | 2019-01-28 | 2019-05-14 | 宁波浒江自控设备有限公司 | A kind of Electric Actuator |
-
2015
- 2015-11-13 CN CN201520901864.0U patent/CN205090056U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240591A (en) * | 2015-11-13 | 2016-01-13 | 嘉兴市通泰科技有限责任公司 | Electric actuator |
| CN105240591B (en) * | 2015-11-13 | 2018-06-01 | 嘉兴市通泰科技有限责任公司 | A kind of Electric Actuator |
| CN109751449A (en) * | 2019-01-28 | 2019-05-14 | 宁波浒江自控设备有限公司 | A kind of Electric Actuator |
| CN109751449B (en) * | 2019-01-28 | 2024-05-03 | 宁波浒江自控设备有限公司 | Electric actuator |
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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: 20160316 Termination date: 20171113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |