CN200997545Y - Linear pash-rod motor - Google Patents
Linear pash-rod motor Download PDFInfo
- Publication number
- CN200997545Y CN200997545Y CN 200620164970 CN200620164970U CN200997545Y CN 200997545 Y CN200997545 Y CN 200997545Y CN 200620164970 CN200620164970 CN 200620164970 CN 200620164970 U CN200620164970 U CN 200620164970U CN 200997545 Y CN200997545 Y CN 200997545Y
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- CN
- China
- Prior art keywords
- pull bar
- nut
- sensitive switch
- stroke pull
- line handspike
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
A linear pushrod motor is composed of a motor (7), a speed-down unit, a cabinet (6), a fixed link (4), a telescoping rod (1), a microswitch, a lead screw (5) and a nut (3), of which the motor (7) is in drive connection with the speed-down unit, the speed-down unit is in drive connection with the lead screw (5), the lead screw (5) is engaged with the nut (3), the nut (3) is fixed with the telescoping rod (1) and is in beeline sliding matching with the fixed link (4) and the telescoping rod (1) moves against the fixed link (4), and is characterized in that: a. a 1st microswitch (SW1) and a 2nd microswitch (SW2) are arranged in the cabinet (6); b. the nut (3) is provide with a trigger piece (3-1) and a dialing piece (3-2); c. the trigger piece (3-1) can be pressed against a contact (SW1-1) of the 1st microswitch (SW1), and the dialing piece (3-2) can be pressed against a travel tie bar (10); d. an end of the travel tie bar (10) can be pressed against a contact (SW2-1) of the 2nd microswitch (SW2); e. travel tie bar (10) and the offsetting spring (11) are arranged in the fixed link (4).
Description
Technical field
The utility model relates to and a kind ofly changes rotation into straight-line device, particularly relevant line handspike.
Background technology
In existing line handspike motor structure, first sensitive switch and second sensitive switch are located in the fixed lever, lay respectively at the two ends of screw mandrel, have the following disadvantages like this: assembling is inconvenient; Need wiring groove and lead in the fixed lever, have unsafe factor in the use; Because of being subjected to the position and the influence of mounting accuracy of fixed lever, wire casing, the uplink and downlink process control is inaccurate; Adjust difficulty of stroke ratio.
Summary of the invention
The purpose of this utility model is to provide a kind of easy to assembly, safe in utilization, line handspike motor that Stroke Control is adjusted stroke accurately, easily.
In order to achieve the above object, the technical solution of the utility model is: a kind of line handspike motor, comprise motor, the deceleration assembly, casing, fixed lever, expansion link, sensitive switch, screw mandrel and nut, motor and deceleration assembly are in transmission connection, the deceleration assembly screw mandrel that is in transmission connection, screw mandrel and nut engagement, nut is fixedlyed connected with expansion link, nut cooperates with the fixed lever linear slide, the telescopic moving of expansion link relative fixed bar, first sensitive switch and second sensitive switch all are located in the casing, have the piece of triggering and shifting block on the nut, triggering piece can compress with the contact of first sensitive switch, and shifting block can offset with the stroke pull bar, one end of stroke pull bar can compress with the contact of second sensitive switch, and stroke pull bar and back-moving spring thereof are loaded in the fixed lever.
After adopting said structure, because first sensitive switch and second sensitive switch all are located in the casing, have the piece of triggering and shifting block on the nut, triggering piece can compress with the contact of first sensitive switch, and shifting block can offset with the stroke pull bar, and an end of stroke pull bar can compress with the contact of second sensitive switch, stroke pull bar and back-moving spring thereof are loaded in the fixed lever, back-moving spring can make the stroke pull bar press to second sensitive switch, and therefore, it is very convenient that sensitive switch is installed in casing; Do not need wiring groove and lead in the fixed lever, safe in utilization; Because be not subjected to the position and the influence of mounting accuracy of fixed lever, wire casing, the uplink and downlink process control is more accurate, the length that only needs to change the stroke pull bar just can be easy to adjust stroke.
Description of drawings
Fig. 1 is the structural representation of line handspike motor of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation after Fig. 1 takes down motor and part casing;
Fig. 4 is the cutaway view of Fig. 3 along the A-A line;
Fig. 5 is the structural representation of Fig. 4 when being in the another location state;
Fig. 6 is the cutaway view of Fig. 4 along the B-B line;
Fig. 7 is the schematic diagram of movements of the utility model when bottom dead center position;
Fig. 8 is the partial enlarged drawing of the I portion of Fig. 7;
Fig. 9 is the structural representation of the end cap in the utility model;
Figure 10 is the cutaway view of Fig. 9 along the C-C line;
Figure 11 is the structural representation of the stroke pull bar in the utility model;
Figure 12 is circuit theory diagrams of the present utility model.
Embodiment
The embodiment that provides below in conjunction with accompanying drawing does explanation in further detail to the utility model.
As Fig. 1～5, shown in 7, line handspike motor of the present utility model, comprise motor 7, the deceleration assembly, casing 6, fixed lever 4, expansion link 1, sensitive switch, screw mandrel 5 and nut 3, motor 7 is in transmission connection with the deceleration assembly, the deceleration assembly screw mandrel 5 that is in transmission connection, screw mandrel 5 and nut 3 engagements, nut 3 is fixedlyed connected with expansion link 1, nut 3 cooperates with fixed lever 4 linear slide, 4 telescopic movings of expansion link 1 relative fixed bar, the first sensitive switch SW1 and the second sensitive switch SW2 all are located in the casing 6, have the piece 3-1 of triggering and shifting block 3-2 on the nut 3, triggering piece 3-1 can compress with the contact SW1-1 of the first sensitive switch SW1, and shifting block 3-2 can offset with stroke pull bar 10, one end of stroke pull bar 10 can compress with the contact SW2-1 of the second sensitive switch SW2, and stroke pull bar 10 and back-moving spring 11 thereof are loaded in the fixed lever 4.Back-moving spring 11 can make stroke pull bar 10 press to the second sensitive switch SW2.
Shown in Fig. 1～5, be fixed with end cap 2 on the fixed lever 4, back-moving spring 11 1 ends and stroke pull bar 10 offset, and the other end and end cap 2 offset.At this moment, expansion link 1 is slidably supported on the end cap 2.Certainly, fixed lever 4 and end cap 2 also can be made one.
Shown in Fig. 4,5,7,9,10,11, have spring column base 10-1 on the stroke pull bar 10, have spring socket 2-1 on the end cap 2, back-moving spring 11 1 ends are enclosed within on the spring column base 10-1 of stroke pull bar 10, and the other end is inserted among the spring socket 2-1 of end cap 2.
As shown in Figure 6, in order to give the stroke pull bar 10 guiding, have chute 4-1 on the fixed lever 4, stroke pull bar 10 is positioned at chute 4-1 and can slides along chute 4-1.
Shown in Fig. 4,5,6,7,11, stroke pull bar 10 has chute 10-3 and end retaining 10-2, and the shifting block 3-2 of nut 3 is inserted among the chute 10-3 of stroke pull bar 10, can slide and can offset with end retaining 10-2 inboard along chute 10-3.
Shown in Fig. 7,8, trigger piece 3-1 and have inclined-plane 3-1-1, this inclined-plane 3-1-1 can be pressed on the contact SW1-1 of the first sensitive switch SW1 and slide.
As shown in figure 12, the first sensitive switch SW1 is the normally closed type contact switch, and the second sensitive switch SW2 is a contact switch open in usual.
Shown in Fig. 3,4,5, described deceleration assembly comprises worm screw 9 and worm gear 8, and worm screw 9 is connected with 7 in motor or makes one, and the endoporus of worm gear 8 is fixedlyed connected with screw mandrel 5.Deceleration assembly 2 also can be a gear train.
Shown in Fig. 4,5,7,8,12, course of action of the present utility model is as follows: when nut 3 is in the centre position of screw mandrel 5, the first sensitive switch SW1 is in normally off, and the second sensitive switch SW2 is subjected to the compressing of stroke pull bar 10 to be in closure state, and entire circuit is a channel status.Referring to Figure 12, when applying DC power supply and A to A, B end for positive pole, when B is negative pole, motor 7 gets electric rotation, motor 7 drives worm screw 9 and worm gear 8 rotations, worm gear 8 drives the rotation of screw mandrel 5 again, the nut 3 that be contained on the screw mandrel 5 this moment moves upward along screw mandrel 5, as the shifting block 3-2 on the nut 3 at a touch during the end retaining 10-2 of stroke pull bar 10, see Fig. 4, the elastic force that will overcome spring 11 upwards draws stroke pull bar 10, discharges the contact SW2-1 of SW2, and SW2 is disconnected, motor 7 dead electricity stop operating, and the expression line handspike motor has arrived top dead centre; When applying DC power supply and B for A, B end is that anodal A is when being negative pole, motor 7 gets electric rotation, the nut 3 that be contained on the screw mandrel 5 this moment moves downward along screw mandrel 5, when the inclined-plane 3-1-1 of the triggering piece 3-1 on the nut 3 pushes the contact SW1-1 of SW1, see Fig. 7,8, make the SW1 outage, motor 7 dead electricity stop operating, and the expression line handspike motor has arrived lower dead center.
Claims (8)
1, a kind of line handspike motor, comprise motor (7), deceleration assembly, casing (6), fixed lever (4), expansion link (1), sensitive switch, screw mandrel (5) and nut (3), motor (7) is in transmission connection with the deceleration assembly, the deceleration assembly screw mandrel (5) that is in transmission connection, screw mandrel (5) and nut (3) engagement, nut (3) is fixedlyed connected with expansion link (1), and nut (3) cooperates with fixed lever (4) linear slide, expansion link (1) relative fixed bar (4) telescopic moving is characterized in that:
A, first sensitive switch (SW1) and second sensitive switch (SW2) all are located in the casing (6),
Have triggering piece (3-1) and shifting block (3-2) on b, the nut (3),
C, triggering piece (3-1) can compress with the contact (SW1-1) of first sensitive switch (SW1), and shifting block (3-2) can offset with stroke pull bar (10),
One end of d, stroke pull bar (10) can compress with the contact (SW2-1) of second sensitive switch (SW2),
E, stroke pull bar (10) and back-moving spring (11) thereof are loaded in the fixed lever (4).
2, line handspike motor according to claim 1 is characterized in that: be fixed with end cap (2) on the fixed lever (4), back-moving spring (11) one ends and stroke pull bar (10) offset, and the other end and end cap (2) offset.
3, line handspike motor according to claim 2, it is characterized in that: have spring column base (10-1) on the stroke pull bar (10), has spring socket (2-1) on the end cap (2), back-moving spring (11) one ends are enclosed within on the spring column base (10-1) of stroke pull bar (10), and the other end is inserted in the spring socket (2-1) of end cap (2).
4, line handspike motor according to claim 1 is characterized in that: have chute (4-1) on the fixed lever (4), stroke pull bar (10) is positioned at chute (4-1) and can slides along chute (4-1).
5, line handspike motor according to claim 1, it is characterized in that: stroke pull bar (10) has chute (10-3) and end retaining (10-2), the shifting block (3-2) of nut (3) is inserted in the chute (10-3) of stroke pull bar (10), can slide and can offset with end retaining (10-2) inboard along chute (10-3).
6, line handspike motor according to claim 1 is characterized in that: trigger piece (3-1) and have inclined-plane (3-1-1), this inclined-plane (3-1-1) can be pressed on the contact (SW1-1) of first sensitive switch (SW1) and slide.
7, line handspike motor according to claim 1 is characterized in that: first sensitive switch (SW1) is the normally closed type contact switch, and second sensitive switch (SW2) is a contact switch open in usual.
8, line handspike motor according to claim 1 is characterized in that: described deceleration assembly comprises worm screw (9) and worm gear (8), and worm screw (9) is connected with motor (7) axle or makes one, and the endoporus of worm gear (8) is fixedlyed connected with screw mandrel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620164970 CN200997545Y (en) | 2006-12-28 | 2006-12-28 | Linear pash-rod motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620164970 CN200997545Y (en) | 2006-12-28 | 2006-12-28 | Linear pash-rod motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200997545Y true CN200997545Y (en) | 2007-12-26 |
Family
ID=38995980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620164970 Expired - Lifetime CN200997545Y (en) | 2006-12-28 | 2006-12-28 | Linear pash-rod motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200997545Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102968127A (en) * | 2012-11-13 | 2013-03-13 | 四川钟顺太阳能开发有限公司 | Linear driving device and controlling and using method of linear driving device for solar tracker |
| CN103401351A (en) * | 2013-07-12 | 2013-11-20 | 开乐新能源科技有限公司 | Electronic push rod machine with internal limiting switch |
| CN105790497A (en) * | 2016-05-13 | 2016-07-20 | 华中农业大学 | Self-reset quick return device suitable for electric push rod driving |
| CN106533053A (en) * | 2016-11-08 | 2017-03-22 | 无锡派沃传动科技有限公司 | Stable type linear driver |
| CN110932462A (en) * | 2019-11-15 | 2020-03-27 | 惠州市睿普斯林智能科技有限公司 | Electric push rod with anti-shake and scour protection journey function |
-
2006
- 2006-12-28 CN CN 200620164970 patent/CN200997545Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102968127A (en) * | 2012-11-13 | 2013-03-13 | 四川钟顺太阳能开发有限公司 | Linear driving device and controlling and using method of linear driving device for solar tracker |
| CN102968127B (en) * | 2012-11-13 | 2016-04-13 | 四川钟顺太阳能开发有限公司 | A kind of linear drive apparatus and for the control of solar energy tracking and using method |
| US9954481B2 (en) | 2012-11-13 | 2018-04-24 | Sichuan Zhong Shun Solar Energy Development Co., Ltd. | Linear drive apparatus and method of controlling and using same for solar energy tracking |
| CN103401351A (en) * | 2013-07-12 | 2013-11-20 | 开乐新能源科技有限公司 | Electronic push rod machine with internal limiting switch |
| CN103401351B (en) * | 2013-07-12 | 2017-02-08 | 开乐新能源科技有限公司 | Electronic push rod machine with internal limiting switch |
| CN105790497A (en) * | 2016-05-13 | 2016-07-20 | 华中农业大学 | Self-reset quick return device suitable for electric push rod driving |
| CN106533053A (en) * | 2016-11-08 | 2017-03-22 | 无锡派沃传动科技有限公司 | Stable type linear driver |
| CN106533053B (en) * | 2016-11-08 | 2023-07-18 | 无锡派沃传动科技有限公司 | Stable linear driver |
| CN110932462A (en) * | 2019-11-15 | 2020-03-27 | 惠州市睿普斯林智能科技有限公司 | Electric push rod with anti-shake and scour protection journey function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20090401 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |