CN2505647Y - Two-set synchronous electric push rod - Google Patents
Two-set synchronous electric push rod Download PDFInfo
- Publication number
- CN2505647Y CN2505647Y CN 01272475 CN01272475U CN2505647Y CN 2505647 Y CN2505647 Y CN 2505647Y CN 01272475 CN01272475 CN 01272475 CN 01272475 U CN01272475 U CN 01272475U CN 2505647 Y CN2505647 Y CN 2505647Y
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- gear
- shaft
- fixed
- gone
- electric pushrod
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- Expired - Fee Related
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Abstract
The utility model relates to a two-set synchronous electric push rod which belongs to the reciprocating electrically driven device, wherein, a reducer is adopted to drive a driving and a driven gears through a clutch and then drive two bevel gears; the input force of a power source is changed into a left and a right output forces; and the output force is transmitted into a left and a right independent electric push rods through two cardan shafts, thereby the fact of one power source driving two push rods to push and pull simultaneously and synchronously is realized; and an internally adjusting travel switch protection device is arranged inside a side box body. The utility model has the advantages of simple, flexible and reliable structure, internally adjusting travel, convenient assembly, adjustment and maintenance, small volume and low cost, and can be widely used for departments such as electricity, machine, metallurgy, traffic, coal, chemical industry and environmental protection, being popular with vast customers.
Description
Technical field:
The utility model relates to a kind of two synchronous electric pushrods, can be used for various complexity or simple technical flow, to realize centralized control or control automatically, belongs to a kind of reciprocating electric driver as electric actuator.
Technical background:
Before the utility model was made, in prior art, electric pushrod was that separate unit is independent, directly drives a pair of reduction gear by motor, again by gear driven screw rod, nut.Screw rod rotates, the nut moving linearly, thus make nut drive electric pushrod, its power source links to each other with electric pushrod and can not separate.This kind structure electric pushrod stroke is short, and speed is fast, and the push rod spacing is little, synchronously push pull maneuver.In addition, its external position limit switch exposes, and has brought inconvenience for user's usage space, has also brought more unsafe factor simultaneously.
Technology contents:
The purpose of this utility model is to overcome above-mentioned deficiency, thereby provides a kind of simple in structure, and flexibility and reliability can adopt a power source to drive two synchronous electric pushrods of the simultaneously synchronous push pull maneuver of two push rods.
Main solution of the present utility model is achieved in that
It mainly adopts raising middle flask connecting tube 22 to connect cycloidal planetary gear speed reducer 21; middle casing 23 is connected in the raising middle flask connecting tube 22; a pair of clutch 20 is installed on the cycloidal planetary gear speed reducer 21; clutch 20 drives umbrella gear 19; umbrella gear 19 drives umbrella gear 18 and is fixed on the axle 34; be installed in the lump in the middle casing 23; left and right sides flange plate 17 is equipped with in middle casing 23 both sides; connect cardan shaft 15 on the flange plate 17 of left side; cardan shaft 15 is fixed on the limit case mounting flange 14; limit case mounting flange 14 is fixed on the transmission shaft 36; electric pushrod A is installed on the support 24; connection cardan shaft 15 on the right side flange plate 17 '; cardan shaft 15 ' be fixed on limit case mounting flange 14 ' on; limit case mounting flange 14 ' be fixed on transmission shaft 36 ' on, support 24 ' on electric pushrod B is installed, transfer position limit switch protective gear 35 in installing on the limit casing 13 of electric pushrod B.
Embodiment:
Description of drawings:
Fig. 1 is the utility model structural front view:
Fig. 2 transfers stroke protective gear structural drawing in the utility model:
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described: the utility model adopts raising middle flask connecting tube 22 to be connected on the cycloidal planetary gear speed reducer 21, and adopt bearing fixing on axle 34, middle casing 23 connects raising middle flask connecting tubes 22, connects a pair of clutch 20 on the cycloidal planetary gear speed reducer 21.Cycloidal planetary gear speed reducer 21 drives driving bevel gear 19 by a pair of clutch 20, driving bevel gear 19 drives two umbrella gear 18 simultaneously and is installed on the axle 37, and be installed in the middle casing 23, the left and right sides flange plate 17 that is driven by umbrella gear 18 is installed in middle casing 23 left and right sides.Middle casing 23 left sides connect left side flange plate 17, connect cardan shaft 15 on the left side flange plate 17, and cardan shaft 15 is fixed on the limit case mounting flange 14, and mounting flange 14 is fixed on the transmission shaft 36, and electric pushrod A is installed on the support 24.Middle casing 23 right sides connect right side flange plate 17, right side flange plate 17 connection cardan shafts 15 ', cardan shaft telescopic shaft 16 adopt splines be connected cardan shaft 15 ' spline in, cardan shaft 15 ' be fixed on limit case mounting flange 14 ' on, limit case mounting flange 14 ' be fixed on transmission shaft 36 ' on, support 24 ' on electric pushrod B is installed.Transfer stroke protective switch device 35 in installing on the limit casing 13 of electric pushrod B.The interior stroke protective switch device 35 of transferring comprises gear 25,26, angular wheel shaft 27, pinion stand 28, gear 29,30, cam 30, position limit switch 32, protective gear assembly 33; angular wheel shaft 27 is fixed on the middle casing 23 by pinion stand 28; be equipped with on the gear shaft 27 gear 30, cam 31, position limit switch 32 and gear 26 are housed on gear 29, the protective gear assembly 33, gear 26 driven gears 25. Mounting flange 14,14 on two limit casings about two cardan shaft 15,15 ' drives about left and right sides flange plate 17 passes through ' and around side casing 13 in gear 12, umbrella gear 12 drives umbrella gear 11, umbrella gear 11 drives screw rod 5 and nut 6, connect push rod 4 on the nut 6, positioning pipe 3 is equipped with in push rod 4 outsides, so far rotatablely moving of speed reducer changed into the straight line motion of push rod, connect stainless steel extension bar 2 and joiner 1 on the push rod 4.Positioning pipe 3, limit channel nozzle 7 and limit casing 13 threes are coupled to each other.Disc spring film 8 and the spring bearer plate that has driving lever 9 are housed in the limit channel nozzle 7, sensitive switch 10 is housed simultaneously, its two ends belleville spring plays buffering and drives actions such as driving lever 9 bump sensitive switches rise, descend, stop.If the fault of meeting accident, when surpassing normal thrust, belleville spring sharply distortion drives driving lever bump sensitive switch, stops immediately, reaches position limitation protection.
Compared with the prior art the utility model has the following advantages:
1, owing at the limit casing interior accent stroke protecting device is housed, can control separate unit push rod stroke, Such as two push rod strokes of need control, only need travel switch control line serial connection, stroke can need according to the user Ask adjustment; 2, this apparatus structure is simple, volume is little, highly sensitive, easy to adjust, stable and reliable for performance, Safety is integrated with push rod, makes the push rod outward appearance simpler and clearer, attractive in appearance; 3, because extension bar and connection Device adopts stainless steel, can not be immersed in the water for a long time thereby changed the common electric pusher section Limitation; 4, because power source and two pusher bodies are separate, therefore, its distance can be according to usefulness The family demand is determined; 5, because what be connected with push rod with power source is universal drive shaft, being equipped with on the universal drive shaft can With the splined shaft of flexible 50～60mm, like this in two casings and the middle casing setting height(from bottom) of both sides push rod Variant, can use safely equally in the discrepant situation in front and back, thereby make the whole installation process side of becoming Just, flexible; 6, its speed can be from 1.5mm/s～100mm/s; Stroke can be from 200mm～4000mm Thrust can be from 1000Kg * 2～5000Kg * 2; Distance between two push rods can be from 500mm～8000 Mm, above parameter is that the common electric push rod can't be realized; 7, applied range; Can be widely used in Electric power, machinery, metallurgy, traffic, coal, environmental protection equipment are strained the power set of hydrophone, the departments such as chemical industry, Be popular in users.
Claims (3)
1; a kind of two synchronous electric pushrods; comprise electric pushrod A; it is characterized in that adopting raising middle flask connecting tube (22) to connect cycloidal planetary gear speed reducer (21); middle casing (23) is connected in the raising middle flask connecting tube (22); cycloidal planetary gear speed reducer (21) is gone up a pair of clutch (20) is installed; clutch (20) drives umbrella gear (19); umbrella gear (19) drives umbrella gear (18) and is fixed on the axle (34); be installed in the lump in the middle casing (23); left and right sides flange plate (17) is equipped with in middle casing (23) both sides; left side flange plate (17) is gone up and is connected cardan shaft (15); cardan shaft (15) is fixed on the limit case mounting flange (14); limit case mounting flange (14) is fixed on the transmission shaft (36); support (24) is gone up electric pushrod A is installed; right side flange plate (17) is gone up connection cardan shaft (15 ') and is fixed on the limit case mounting flange (14 '); limit case mounting flange (14 ') is fixed on the transmission shaft (36 '); support (24 ') is gone up electric pushrod B is installed, and the limit casing (13) of electric pushrod B is transferred position limit switch protective gear (35) in going up and installing.
2; two synchronous electric pushrods according to claim 1; it is characterized in that the described interior stroke protective switch device (35) of transferring comprises gear (25); (26); angular wheel shaft (27); pinion stand (28); gear (29); (30); cam (30); position limit switch (32); protective gear assembly (33); angular wheel shaft (27) is fixed on the middle casing (23) by pinion stand (28); gear (29) is housed on the gear shaft (27); gear (30) is housed on the protective gear assembly (33); cam (31); position limit switch (32) and gear (26), gear (26) driven gear (25).
3, two synchronous electric pushrods according to claim 1 is characterized in that described cardan shaft telescopic shaft (16) adopts spline to be connected in the spline of cardan shaft (15 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01272475 CN2505647Y (en) | 2001-11-22 | 2001-11-22 | Two-set synchronous electric push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01272475 CN2505647Y (en) | 2001-11-22 | 2001-11-22 | Two-set synchronous electric push rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2505647Y true CN2505647Y (en) | 2002-08-14 |
Family
ID=33677625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01272475 Expired - Fee Related CN2505647Y (en) | 2001-11-22 | 2001-11-22 | Two-set synchronous electric push rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2505647Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102249172A (en) * | 2011-07-18 | 2011-11-23 | 华中科技大学 | Multifunctional elevating and overturning device |
| CN109106559A (en) * | 2018-09-13 | 2019-01-01 | 深圳市蓝鲸工业设计有限公司 | A kind of gynemetrics's postpartum auxiliary resumes treatment device |
-
2001
- 2001-11-22 CN CN 01272475 patent/CN2505647Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102249172A (en) * | 2011-07-18 | 2011-11-23 | 华中科技大学 | Multifunctional elevating and overturning device |
| CN109106559A (en) * | 2018-09-13 | 2019-01-01 | 深圳市蓝鲸工业设计有限公司 | A kind of gynemetrics's postpartum auxiliary resumes treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |