CN101435988A - Electric coiling spacing detection device - Google Patents
Electric coiling spacing detection device Download PDFInfo
- Publication number
- CN101435988A CN101435988A CNA2008101836015A CN200810183601A CN101435988A CN 101435988 A CN101435988 A CN 101435988A CN A2008101836015 A CNA2008101836015 A CN A2008101836015A CN 200810183601 A CN200810183601 A CN 200810183601A CN 101435988 A CN101435988 A CN 101435988A
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- core pipe
- driving lever
- fork
- core tube
- switch
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Abstract
The invention discloses a safe and realizable electric convolute limit detection device capable of accurately positioning. The detection device comprises a core tube. The core tube is provided with an opening, the interiors of two ends of the core tube are respectively provided with a core tube plug and a core tube rotor, one end of the core tube is movably arranged in a left end cap through the core tube plug, the other end of the core tube is connected with an output shaft of a synchronous motor arranged in a vibration damping motor seat through the core tube, the vibration damping motor seat at the lower end of the core tube rotor is fixedly provided with a switch mounting seat in which an upper limit detection switch and a lower limit detection switch are respectively arranged. The limit detection device has the advantages of overcoming the defect of inaccurate positioning of the prior upper limit detection switch and the prior lower limit detection switch caused by easily moving positions, ensuring accurate of an upper limit position and a lower limit position of a convolution object, having reliable guarantee of overall safe performance at the same time, and reducing maintenance cost greatly.
Description
Technical field
The present invention relates to the limit detection device that is used to detect the coiling object location in a kind of electric rolling device.
Background technology
As everyone knows, the electric rolling device of coiling things such as screen, curtain is used for reeling, be provided with controller and limit detection device, the structure of limit detection device generally includes: the screw rod of fixedlying connected with the output shaft of motor, be provided with stroke nut by screw thread on the screw rod, be respectively arranged with upper and lower spacing detector switch in the both sides of screw rod, and the position of upper and lower spacing detector switch can regulate, and the electric contact of upper and lower spacing detector switch links to each other by the controller of lead with the control motor rotation.When producing debugging, adjust the relative position of upper and lower spacing detector switch and stroke nut, make it with stroke nut between stroke corresponding with the upper and lower stroke of coiling things such as screen or curtain respectively.During work, under the control of controller, the driven by motor screw rod is done rotation forward or backwards, making stroke nut make corresponding straight line on screw rod moves, when stroke nut touches upper limit detector switch or lower limit detector switch, upper limit detector switch or lower limit detector switch just produce detection signal and give controller, cut off motor power, motor is shut down by controller, make the coiling thing be parked in the desired position.The shortcoming of this limit detection device is: the position of upper and lower spacing detector switch is easy to move about because of the vibrations in the processes such as transportation, carrying, makes it not corresponding with the upper and lower limit position of coiling thing reality such as screen or curtain, causes the location inaccurate; The serious damage that also can cause the electric rolling device.
Summary of the invention
Technical matters to be solved by this invention is: a kind of accurate positioning, safe and reliable electric coiling spacing detection device are provided.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: electric coiling spacing detection device, comprise: the core pipe, the core pipe is provided with opening, be respectively arranged with core pipe plug and core pipe rotor in the inside, two ends of core pipe, one end of core pipe is movably arranged in the left end cap by the core pipe plug, the other end of core pipe by core pipe rotor be arranged on the vibration reduction electric machine seat in synchronous motor produce the axle be connected, one end of vibration reduction electric machine seat is fixedly installed in the right end cap, one end of coiling thing is connected with the core pipe, the other end of coiling thing is provided with the pull bar that cooperatively interacts with it, on the vibration reduction electric machine seat of described core pipe rotor lower end, also be set with the switch mount pad, in the switch mount pad, be respectively arranged with the upper limit detector switch, lower limit detector switch and the driving lever chamber that cooperatively interacts with the end of pull bar, top in the driving lever chamber is provided with spring, the switch mount pad of one end of spring and upper end, driving lever chamber offsets, one end of the other end of spring and driving lever offsets, the other end of driving lever and lower limit detector switch cooperatively interact, the middle part turning set of driving lever is located in the driving lever rotating shaft, on core pipe rotor, offer installation cavity and fork rotating shaft, fork is located in the fork rotating shaft by the torsion spring turning set, one end of fork is arranged in the installation cavity and with installation cavity and cooperatively interacts, fork in the installation cavity is provided with projection, projection cooperatively interacts and stretches out opening with being arranged on opening on the core pipe, and the other end of fork is arranged on switch mount pad top and cooperatively interacts with the upper limit detector switch.
In order to solve the problems of the technologies described above better, the further technical scheme that the present invention adopts is: the concrete structure of described fork comprises: be arranged on driving lever in the installation cavity and the follower lever that cooperatively interacts with the upper limit detector switch, be connected by fork rotating shaft and fork coupling shaft between driving lever and the follower lever, be respectively arranged with mounting hole and mounting groove on the core pipe rotor between driving lever and the follower lever, the middle part of fork rotating shaft and fork coupling shaft is separately positioned in mounting hole and the stopper slot.
Advantage of the present invention is: the electric coiling spacing detection device of this structure, upper and lower spacing detector switch among the present invention is fixedly installed on respectively in the switch mount pad, and directly trigger by the position of the upper and lower limit of coiling thing reality such as screen or curtain, overcome original upper and lower spacing detector switch and moved about easily because of the position and locate inaccurate defective, guaranteed the accurate location of coiling thing upper and lower limit position; Simultaneously, the security performance of whole limit detection device has also obtained reliable guarantee, greatly reduces maintenance cost.
Description of drawings
Fig. 1 is the blast structural representation of electric coiling spacing detection device of the present invention;
Fig. 2 is the structure for amplifying synoptic diagram of Fig. 1 core pipe rotor;
Fig. 3 is the blast structural representation of Fig. 1 core pipe rotor;
Fig. 4 is the structure for amplifying synoptic diagram of switch mount pad among Fig. 1;
Fig. 5 is the blast structural representation of switch mount pad among Fig. 1;
Among the figure: 1, the core pipe, 11, opening, 12, shell, 2, the core pipe plug, 3, core pipe rotor, 31, installation cavity, 32, the fork rotating shaft, 33, fork, 331, driving lever, 332, follower lever, 34, torsion spring, 35, projection, 36, the fork coupling shaft, 37, mounting hole, 38, mounting groove, 39, axis hole, 4, left end cap, 41, left side suspension ring, 5, synchronous motor, 51, output shaft, 52, bearing pin, 6, vibration reduction electric machine, 7, right end cap, 71, right suspension ring, 8, the coiling thing, 81, pull bar, 82, the pull bar plug, 9, the switch mount pad, 91, the upper limit detector switch, 911, last contact chip, 92, the lower limit detector switch, 921, following contact chip, 93, the driving lever chamber, 94, spring, 95, driving lever, 96, the driving lever rotating shaft.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
Shown in Fig. 1 to 5, electric coiling spacing detection device, comprise: core pipe 1, when reality is used, core pipe 1 is installed in the shell 12, core pipe 1 is provided with opening 11, be respectively arranged with core pipe plug 2 and core pipe rotor 3 in the inside, two ends of core pipe 1, one end of core pipe 1 is movably arranged in the left end cap 4 by core pipe plug 2, the other end of core pipe 1 is connected with the output shaft 51 of synchronous motor 5 in being arranged on vibration reduction electric machine seat 6 by core pipe rotor 3, concrete connected mode is: the output shaft 51 of synchronous motor 5 is fixedly installed in the axis hole 39 on core pipe rotor 3 other ends by bearing pin 52, one end of vibration reduction electric machine seat 6 is fixedly installed in the right end cap 7, one end of coiling thing 8 is connected with core pipe 1, the other end of coiling thing 8 is provided with the pull bar 81 that cooperatively interacts with it, when reality is used, can pull bar plug 82 be set respectively at the two ends of pull bar 81.On the vibration reduction electric machine seat 6 of core pipe rotor 3 lower ends, also be set with switch mount pad 9, in switch mount pad 9, be respectively arranged with upper limit detector switch 91, lower limit detector switch 92 and with the driving lever chamber 93 that the end of pull bar 81 cooperatively interacts, be respectively arranged with contact chip 911 and following contact chip 921 on upper limit detector switch 91 and the lower limit detector switch 92.In actual applications, the electric contact of last upper limit detector switch 91 and lower limit detector switch 92 links to each other by the controller of lead with 5 runnings of control synchronous motor---and lead and controller all belong to the usual technology of using in this area, though do not draw in the drawings, this does not influence understanding and the realization of those skilled in the art to this structure.Be provided with spring 94 on the top in driving lever chamber 93, the switch mount pad 9 of one end of spring 94 and 93 upper ends, driving lever chamber offsets, one end of the other end of spring 94 and driving lever 95 offsets, the other end of driving lever 95 and lower limit detector switch 92 cooperatively interact, the middle part turning set of driving lever 95 is located in the driving lever rotating shaft 96, on core pipe rotor 3, offer installation cavity 31 and fork rotating shaft 32, fork 33 is located in the fork rotating shaft 32 by torsion spring 34 turning sets, one end of fork 33 is arranged in the installation cavity 31 and with installation cavity 31 and cooperatively interacts, the concrete structure of fork 33 comprises: be arranged on driving lever 331 in the installation cavity 31 and the follower lever 332 that cooperatively interacts with upper limit detector switch 91, be connected by fork rotating shaft 32 and fork coupling shaft 36 between driving lever 331 and the follower lever 332, on the core pipe rotor 3 between driving lever 331 and the follower lever 332, be respectively arranged with mounting hole 37 and mounting groove 38, the middle part of fork rotating shaft 32 and fork coupling shaft 36 is separately positioned in mounting hole 37 and the stopper slot 38, driving lever 331 in the installation cavity 31 is provided with projection 35, projection 35 cooperatively interacts and stretches out opening 11 with being arranged on opening 11 on the core pipe 1, and follower lever 332 is arranged on switch mount pad 9 tops and cooperatively interacts with upper limit detector switch 91.
When oppositely powering for synchronous motor 5, screen constantly descends, when screen 80 launches fully, because projection 35 has broken away from the constraint of screen, whole fork 33 outwards launches under the effect of torsion spring 34, make follower lever 332 be pressed on the following contact chip 921 on the lower limit detector switch 92, make the normally closed contact of lower limit detector switch 92 disconnect, controller just makes synchronous motor 5 because of the dead electricity stall.
From the above-mentioned course of work as can be seen, upper limit detector switch 91 among the present invention is corresponding with the upper and lower limit position of screen reality with the fixed installation position of lower limit detector switch 92, overcome original upper and lower spacing detector switch and moved about easily because of the position and locate inaccurate defective, guaranteed the accurate location of coiling thing 8 upper and lower limit positions such as screen or curtain; Simultaneously, the security performance of whole limit detection device has also obtained reliable guarantee, greatly reduces maintenance cost.
Claims (2)
1, electric coiling spacing detection device, comprise: core pipe (1), core pipe (1) is provided with opening (11), be respectively arranged with core pipe plug (2) and core pipe rotor (3) in the inside, two ends of core pipe (1), one end of core pipe (1) is movably arranged in the left end cap (4) by core pipe plug (2), the other end of core pipe (1) is connected with the output shaft (51) of synchronous motor (5) in being arranged on vibration reduction electric machine seat (6) by core pipe rotor (3), one end of vibration reduction electric machine seat (6) is fixedly installed in the right end cap (7), one end of coiling thing (8) is connected with core pipe (1), the other end of coiling thing (8) is provided with the pull bar (81) that cooperatively interacts with it, it is characterized in that: on the vibration reduction electric machine seat (6) of described core pipe rotor (3) lower end, also be set with switch mount pad (9), in switch mount pad (9), be respectively arranged with upper limit detector switch (91), lower limit detector switch (92) and the driving lever chamber (93) that cooperatively interacts with the end of pull bar (81), be provided with spring (94) on the top of driving lever chamber (93), the switch mount pad (9) of one end of spring (94) and driving lever chamber (93) upper end offsets, one end of the other end of spring (94) and driving lever (95) offsets, the other end of driving lever (95) and lower limit detector switch (92) cooperatively interact, the middle part turning set of driving lever (95) is located in the driving lever rotating shaft (96), on core pipe rotor (3), offer installation cavity (31) and fork rotating shaft (32), fork (33) is located in the fork rotating shaft (32) by torsion spring (34) turning set, one end of fork (33) is arranged in the installation cavity (31) and with installation cavity (31) and cooperatively interacts, fork (33) in the installation cavity (31) is provided with projection (35), projection (35) cooperatively interacts and stretches out opening (11) with being arranged on opening (11) on the core pipe (1), and the other end of fork (33) is arranged on switch mount pad (9) top and cooperatively interacts with upper limit detector switch (91).
2, electric coiling spacing detection device as claimed in claim 1, it is characterized in that: the concrete structure of described fork (33) comprising: be arranged on driving lever (331) in the installation cavity (31) and the follower lever (332) that cooperatively interacts with upper limit detector switch (91), be connected by fork rotating shaft (32) and fork coupling shaft (36) between driving lever (331) and the follower lever (332), be respectively arranged with mounting hole (37) and mounting groove (38) on the core pipe rotor (3) between driving lever (331) and the follower lever (332), the middle part of fork rotating shaft (32) and fork coupling shaft (36) is separately positioned in mounting hole (37) and the stopper slot (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101836015A CN101435988A (en) | 2008-12-09 | 2008-12-09 | Electric coiling spacing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101836015A CN101435988A (en) | 2008-12-09 | 2008-12-09 | Electric coiling spacing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101435988A true CN101435988A (en) | 2009-05-20 |
Family
ID=40710480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101836015A Pending CN101435988A (en) | 2008-12-09 | 2008-12-09 | Electric coiling spacing detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101435988A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102839904A (en) * | 2012-09-26 | 2012-12-26 | 江苏爱楃节能科技有限公司 | Novel method for installing exterior sun-shading shutter window |
| CN103792774A (en) * | 2014-02-13 | 2014-05-14 | 江苏红叶视听器材股份有限公司 | Ceiling-mounted curtain |
| CN109095239A (en) * | 2018-09-13 | 2018-12-28 | 张家港宝视特影视器材有限公司 | Remote control electric curtain winding box |
| CN109557867A (en) * | 2019-01-28 | 2019-04-02 | 郑州能通网络技术有限公司 | A kind of electrically driven curtain with position detection |
-
2008
- 2008-12-09 CN CNA2008101836015A patent/CN101435988A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102839904A (en) * | 2012-09-26 | 2012-12-26 | 江苏爱楃节能科技有限公司 | Novel method for installing exterior sun-shading shutter window |
| CN103792774A (en) * | 2014-02-13 | 2014-05-14 | 江苏红叶视听器材股份有限公司 | Ceiling-mounted curtain |
| CN109095239A (en) * | 2018-09-13 | 2018-12-28 | 张家港宝视特影视器材有限公司 | Remote control electric curtain winding box |
| CN109557867A (en) * | 2019-01-28 | 2019-04-02 | 郑州能通网络技术有限公司 | A kind of electrically driven curtain with position detection |
| CN109557867B (en) * | 2019-01-28 | 2020-11-06 | 郑州能通网络技术有限公司 | Electric curtain with position detection function |
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Open date: 20090520 |