CN2642760Y - Improved screw-type support executing device - Google Patents
Improved screw-type support executing device Download PDFInfo
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- CN2642760Y CN2642760Y CN 03205649 CN03205649U CN2642760Y CN 2642760 Y CN2642760 Y CN 2642760Y CN 03205649 CN03205649 CN 03205649 CN 03205649 U CN03205649 U CN 03205649U CN 2642760 Y CN2642760 Y CN 2642760Y
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- lifting tube
- spiral lifting
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Abstract
The utility model relates to an improved spiral support actuating unit, including a engine casing and a center screw movably arranged through the upper plate of the engine casing, as well as a drive device of center screw, a driven device of center screw, a rotary dustproof protection device, an upper dead-point sensor and a lower dead-point sensor. The drive device of center screw is arranged in the engine casing; the driven device of center screw is spirally connected with the center screw arranged on the top plate of the engine casing, constituted by an external spiral lifting cylinder, a medium spiral lifting cylinder and an internal lifting cylinder; the rotary dustproof protection device is arranged outside the driven device of center screw, constituted by an external fixed sliding cylinder and an internal fixed sliding cylinder; the upper dead-point sensor and the lower dead-point sensor are both arranged above the top plate of the chassis. As the utility model is driven by a motor, the automation degree is high; in addition, the utility model is also characterized in small size and long support distance under retractable state.
Description
Affiliated technical field
The utility model relates to a kind of improved mechanical support device, particularly relates to a kind of improved spiral support executive device.
Background technology
At present, existing fluid pressure type support executive device such as hydraulic jack exist the defective of requirement on machining accuracy height and manufacturing maintenance cost costliness; And existing spiral support executive device such as lifting screw exist long, the support defective that stroke is short and degree of automation is low of size under the retracted mode.
Summary of the invention
The purpose of this utility model provides short, the support improved spiral support executive device that stroke is long and degree of automation is high of size under a kind of retracted mode.
The purpose of this utility model is achieved in that a kind of improved spiral support executive device, comprises the movable center bolt that is provided with of casing and the upper plate that runs through casing, is set with the center bolt annular boss on the top of center bolt; It also includes a. center bolt actuating device, b. center bolt hunting gear, c. and only revolves anti-dust protecting device, d. top dead point induction installation and e. bottom dead point induction installation;
A. the center bolt actuating device is arranged in the casing, is made up of motor, motor power output gear, center bolt power input gear; Wherein the center bolt power input gear is fixedly installed on center bolt and is positioned on the body of rod of casing, motor circumferentially scatters on the lower shoe of the casing that is fixedly installed on center bolt power input gear periphery, and the motor power output gear and the center bolt power input gear that are fixed on the motor are meshing with each other;
B. the center bolt hunting gear is threaded on the center bolt that is positioned on the casing upper plate, is made up of outermost spiral lifting tube, intermediate conveyor screw lifting tube and inside spin lifting tube;
Outermost spiral lifting tube is only revolved slide bumping outward, is had that in the spiral lifting tube of negative thread annular boss and outermost circle cylindrical shell are formed by stay bearing plate, spiral lifting tube; Wherein stay bearing plate is fixedly installed on the top of outermost circle cylindrical shell, the spiral lifting tube only revolves the bottom that slide bumping is fixedly installed on the outside face of outermost circle cylindrical shell outward, and the interior annular boss of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of outermost circle cylindrical shell;
The intermediate conveyor screw lifting tube by spiral lifting tube outer ring boss, have and have on the annular boss and outside face in the spiral lifting tube of negative thread that externally threaded middle circle cylindrical shell forms; Wherein spiral lifting tube outer ring boss is fixedly installed on the upper and lower end parts of the outside face of middle circle cylindrical shell respectively, and the interior annular boss of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of middle circle cylindrical shell;
Inside spin lifting tube by spiral lifting tube outer ring boss, have and have on the annular boss and outside face in the spiral lifting tube of negative thread that externally threaded inner cylinder body forms; Wherein spiral lifting tube outer ring boss is fixedly installed on the upper and lower end parts of the outside face of inner cylinder body respectively, has the lower end that annular boss in the spiral lifting tube of negative thread is fixedly installed on the inside face of inner cylinder body;
The size of outermost spiral lifting tube, intermediate conveyor screw lifting tube and inside spin lifting tube is successively decreased successively, and negative thread and outside thread on it cooperatively interact;
C. only revolve the outside that anti-dust protecting device is arranged on the center bolt hunting gear, form by external fixation slider tube and interior movable slider tube; The interior movable slider tube that size is successively decreased successively is actively socketed on the inside of external fixation slider tube, and an end of external fixation slider tube is captiveed joint with the upper plate of casing; The interior movable slider tube of innermost layer is actively socketed on the outside of outermost spiral lifting tube;
The external fixation slider tube is made up of axial bar shaped sliding recess and outer slip cap cylindrical shell in the slider tube; Wherein axial bar shaped sliding recess fixedly installs the middle part of the inside face of slider tube body outside in the slider tube;
In movable slider tube by in the slider tube axially the bar shaped sliding recess, slider tube only revolves slide bumping outward and interior slip cap cylindrical shell is formed; The middle part of the inside face of slip cap cylindrical shell in wherein axially the bar shaped sliding recess is fixedly installed in the slider tube, slider tube only revolves the bottom that slide bumping is fixedly installed on the outside face of interior slip cap cylindrical shell outward;
Size between the interior movable slider tube that external fixation slider tube and Qi Nei size are successively decreased successively cooperatively interacts;
D. the top dead point induction installation is run through L shaped drive link on the upper plate that is arranged on casing, is actively socketed on the tensioning spring on the L shaped drive link and is fixedly installed on that the top dead point switch of the inboard corresponding position of upper plate of casing forms by activity; Wherein captive joint with the lower end of the interior movable slider tube of diameter maximum in the upper end of L shaped drive link;
E. the bottom dead point induction installation is made up of the bottom dead point switch under the outermost spiral lifting tube on the upper plate that is fixedly installed on casing.
Because the utility model can improve support stroke of the present utility model by the number that increases the intermediate conveyor screw lifting tube under the situation that does not change dimensions length under the retracted mode, so the utlity model has short, the long characteristics of support stroke of size under the retracted mode; In addition, when needs are opened the utility model use, only need forward to connect the power supply of motor, this moment, center bolt under the driving of the motor that is just changeing was rotated in the forward, because outermost spiral lifting tube can not be around the axis rotation of self under the restriction of only revolving anti-dust protecting device that is made of external fixation slider tube and interior movable slider tube, so the center bolt that is rotated in the forward can utilize the outside thread on it to drive inside spin lifting tube, intermediate conveyor screw lifting tube and outermost spiral lifting tube are protruding, and movable slider tube stretched out successively in outwardly directed outermost spiral lifting tube drove; After the utility model is all opened, L shaped drive link in the top dead point induction installation is driven upward movement by the interior movable slider tube of coupled diameter maximum and touches the power supply that the top dead point switch cuts off motor, and this moment, the utility model can remain under the state that stretches out automatically; When needs withdrawal the utility model, only need oppositely to connect the power supply of motor, the this moment of center bolt contrarotation under the driving of the motor of counter-rotating, the center bolt of contrarotation utilizes the outside thread on it to drive inside spin lifting tube, intermediate conveyor screw lifting tube and outermost spiral lifting tube are inwardly withdrawn, movable slider tube was withdrawn successively in inwardly the outermost spiral lifting tube of withdrawal drove, the power supply that the bottom dead point switch cuts off motor is touched in the lower end of the outermost spiral lifting tube that falls at last when the utility model is all withdrawn, this moment, the utility model can remain under the state of withdrawal automatically, so the utility model also has the high characteristics of degree of automation.
Description of drawings
Inner structure scheme drawing when Fig. 1 is in open mode for the utility model
Fig. 2 is that the A-A of Fig. 1 is to the sectional structure scheme drawing
Inner structure scheme drawing when Fig. 3 is in retracted mode for the utility model
Front view when Fig. 4 is in open mode for the utility model
Front view when Fig. 5 is in retracted mode for the utility model
Fig. 6 is a birds-eye view of the present utility model
Fig. 7 is a upward view of the present utility model
Fig. 8 is the front view of outermost spiral lifting tube
Fig. 9 is the birds-eye view of Fig. 8
Figure 10 is that the B-B of Fig. 9 is to the sectional structure scheme drawing
Figure 11 is the upward view of Fig. 8
Figure 12 is the front view of intermediate conveyor screw lifting tube
Figure 13 is the birds-eye view of Figure 12
Figure 14 is that the C-C of Figure 13 is to the sectional structure scheme drawing
Figure 15 is the upward view of Figure 12
Figure 16 is the front view of inside spin lifting tube
Figure 17 is the birds-eye view of Figure 16
Figure 18 is that the D-D of Figure 17 is to the sectional structure scheme drawing
Figure 19 is the upward view of Figure 16
Figure 20 is the front view of interior movable slider tube
Figure 21 is that the E-E of Figure 20 is to the sectional structure scheme drawing
Figure 22 is the birds-eye view of Figure 20
Figure 23 is that the F-F of Figure 22 is to the sectional structure scheme drawing
Figure 24 is the front view of external fixation slider tube
Figure 25 is that the G-G of Figure 24 is to the sectional structure scheme drawing
Figure 26 is the birds-eye view of Figure 24
Figure 27 is that the H-H of Figure 26 is to the sectional structure scheme drawing
Figure 28 is the upward view of Figure 24
Among the figure: 1-motor power output gear 14-annular lock groove
2-casing 15-stay bearing plate
3-motor 16-outermost spiral lifting tube
4-center bolt 17-spiral lifting tube only revolves slide bumping outward
Annular boss in the 5-center bolt power input gear 18-spiral lifting tube
6-tensioning spring 19-intermediate conveyor screw lifting tube
7-top dead point switch 20-spiral lifting tube outer ring boss
The inside spin lifting tube of 8-L shape drive link 21-
9-external fixation slider tube 22-center bolt annular boss
The sliding 23-bottom dead point of axial bar shaped switch in the 10-slider tube
Moving groove 24-outermost circle cylindrical shell
11-Elastic buckle 25-middle circle cylindrical shell
The 12-slider tube only revolves the inner cylinder body of the protruding 26-that slides outward
Slip cap cylindrical shell in the piece 27-
The outer slip cap cylindrical shell of movable slider tube 28-in the 13-
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described, a kind of improved spiral support executive device, comprise the movable center bolt 4 that is provided with of casing 2 and the upper plate that runs through casing 2, be set with center bolt annular boss 22 on the top of center bolt 4; It also includes a. center bolt actuating device, b. center bolt hunting gear, c. and only revolves anti-dust protecting device, d. top dead point induction installation and e. bottom dead point induction installation;
A. the center bolt actuating device is arranged in the casing 2, is made up of motor 3, motor power output gear 1, center bolt power input gear 5; Wherein center bolt power input gear 5 is fixedly installed on center bolt 4 and is positioned on the body of rod of casing 2, motor 3 circumferentially scatters on the lower shoe of the casing 2 that is fixedly installed on center bolt power input gear 5 peripheries, and the motor power output gear 1 that is fixed on the motor 3 is meshing with each other with center bolt power input gear 5; The quantity of motor 3 can determine that center bolt 4 can produce rotation under the driving of motor 3 according to the size that drives the needed propulsive effort of center bolt 4 rotations; In addition, the electromagnetic resistance that permanent magnetic irons produce in the motor 3 can also make the motor 3 that is under the off-position play the effect of additional brake, promptly can locked-center screw rod 4, and to keep attitude of the present utility model constant with auxiliary, the number of motor 3 is many more, and the electromagnetic resistance of its generation is big more;
B. the center bolt hunting gear is threaded on the center bolt 4 that is positioned on casing 2 upper plates, is made up of outermost spiral lifting tube 16, intermediate conveyor screw lifting tube 19 and inside spin lifting tube 21;
Outermost spiral lifting tube 16 is only revolved slide bumping 17 outward, is had that in the spiral lifting tube of negative thread annular boss 18 and outermost circle cylindrical shell 24 are formed by stay bearing plate 15, spiral lifting tube; Wherein stay bearing plate 15 is fixedly installed on the top of outermost circle cylindrical shell 24, the spiral lifting tube only revolves the bottom that slide bumping 17 is fixedly installed on the outside face of outermost circle cylindrical shell 24 outward, and the interior annular boss 18 of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of outermost circle cylindrical shell 24; Spiral lifting tube on the outermost spiral lifting tube 16 only revolve outward that slide bumping 17 is used for and contacted with it in the slider tube on the movable slider tube 13 axially bar shaped sliding recess 10 cooperatively interact drive in movable slider tube 13 together do to move in the same way with it and be provided with; And above-mentioned cooperation can also be played and stop outermost spiral lifting tube 16 to produce the effect of rotation along self axis, thereby guarantees that the utility model can stretch out and withdraw normally; In the spiral lifting tube that has negative thread on the outermost spiral lifting tube 16 annular boss 18 be used for and intermediate conveyor screw lifting tube 19 outside faces contacted with it on outside thread cooperatively interact and change its axial location each other and use; The purpose that stay bearing plate 15 is set is that the top for outermost spiral lifting tube 16 provides a stressed platform;
Intermediate conveyor screw lifting tube 19 by spiral lifting tube outer ring boss 20, have and have on the annular boss 18 and outside face in the spiral lifting tube of negative thread that externally threaded middle circle cylindrical shell 25 forms; Wherein spiral lifting tube outer ring boss 20 is fixedly installed on the upper and lower end parts of the outside face of middle circle cylindrical shell 25 respectively, and the interior annular boss 18 of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of middle circle cylindrical shell 25; The spiral lifting tube outer ring boss 20 that is arranged on the spiral lifting tube outer ring boss 20 of middle circle cylindrical shell 25 upper ends and is arranged on middle circle cylindrical shell 25 lower ends can prevent that with annular boss 18 mating reactions in outermost spiral lifting tubes 16 that are threaded with it or the spiral lifting tube that has negative thread on the intermediate conveyor screw lifting tube 19 the outermost spiral lifting tube 16 that is threaded with it or intermediate conveyor screw lifting tube 19 from all stretching out or all breaking away from during retracted position; The number of intermediate conveyor screw lifting tube 19 can be as required the length of support stroke determine that the number that promptly supports the long more intermediate conveyor screw lifting tube 19 of stroke is just many more, otherwise then few more;
Inside spin lifting tube 21 by spiral lifting tube outer ring boss 20, have and have on the annular boss 18 and outside face in the spiral lifting tube of negative thread that externally threaded inner cylinder body 26 forms; Wherein spiral lifting tube outer ring boss 20 is fixedly installed on the upper and lower end parts of the outside face of inner cylinder body 26 respectively, has the lower end that annular boss 18 in the spiral lifting tube of negative thread is fixedly installed on the inside face of inner cylinder body 26; Be arranged on that the negative thread on the annular boss 18 and the outside thread on the center bolt 4 cooperatively interact in the spiral lifting tube of inside face lower end of inner cylinder body 26; Can prevent under the mating reaction of the center bolt annular boss 22 in the spiral lifting tube on inside spin lifting tube 21 on annular boss 18 and the center bolt 4 that inside spin lifting tube 21 breaks away from when center bolt 4 rises;
The size of outermost spiral lifting tube 16, intermediate conveyor screw lifting tube 19 and inside spin lifting tube 21 is successively decreased successively, and negative thread and outside thread on it cooperatively interact;
C. only revolve the outside that anti-dust protecting device is arranged on the center bolt hunting gear, form by external fixation slider tube 9 and interior movable slider tube 13; The interior movable slider tube 13 that size is successively decreased successively is actively socketed on the inside of external fixation slider tube 9, and an end of external fixation slider tube 9 is captiveed joint with the upper plate of casing 2; The interior movable slider tube 13 of innermost layer is actively socketed on the outside of outermost spiral lifting tube 16;
External fixation slider tube 9 is made up of axial bar shaped sliding recess 10 and outer slip cap cylindrical shell 28 in the slider tube; Wherein axial bar shaped sliding recess 10 fixedly installs the middle part of the inside face of slider tube body 9 outside in the slider tube;
In movable slider tube 13 by in the slider tube axially bar shaped sliding recess 10, slider tube only revolves slide bumping 12 outward and interior slip cap cylindrical shell 27 is formed; The middle part of the inside face of slip cap cylindrical shell 27 in wherein axially bar shaped sliding recess 10 is fixedly installed in the slider tube, slider tube only revolves the bottom that slide bumping 12 is fixedly installed on the outside face of interior slip cap cylindrical shell 13 outward;
Size between the interior movable slider tube 13 that external fixation slider tube 9 and Qi Nei size are successively decreased successively cooperatively interacts; In slider tube, only revolve between external fixation slider tube 9 under the synergy of only revolving slide bumping 17 outside slide bumping 12 and the spiral lifting tube, interior movable slider tube 13 and the outermost spiral lifting tube 16 outside axial bar shaped sliding recess 10, the slider tube and can only produce telescopic displacement, and can not rotate displacement, can guarantee so just that the center bolt 4 that rotates forward or backwards can make to produce the displacement of stretching out or withdrawing between the outermost spiral lifting tube 16 that is threaded mutually, intermediate conveyor screw lifting tube 19 and the inside spin lifting tube 21;
D. the top dead point induction installation is run through L shaped drive link 8 on the upper plate that is arranged on casing 2, is actively socketed on the tensioning spring 6 on the L shaped drive link 8 and is fixedly installed on that the top dead point switch 7 of the inboard corresponding position of upper plate of casing 2 forms by activity; Captive joint with the lower end of the interior movable slider tube 13 of diameter maximum in the upper end of wherein L shaped drive link 8; Because the elastomeric effect of the tensioning spring 6 on the L shaped drive link 8, the utility model is in outwardly directed process, the rising resistance of the interior movable slider tube 13 of diameter maximum is greater than the rising resistance of movable slider tube 13 in it other, so it is last interior movable slider tube 13 that is raised always, and when upwards rising, it means that the utility model opened fully, this moment coupled L shaped drive link 8 also upwards lifting touch the power supply that top dead point switch 7 cuts off motors 3, make motor 3 stalls; When the utility model is all withdrawn, move downward automatic disengaging top dead point switch 7 under the driving of the interior movable slider tube 13 of the diameter maximum of tensioning spring 6 and the withdrawal thereon of the L shaped drive link 8 in the top dead point induction installation;
E. the bottom dead point induction installation is made up of the bottom dead point switch 23 under the outermost spiral lifting tube 16 on the upper plate that is fixedly installed on casing 2; During the withdrawal of the utility model under being in the state of stretching out, have only when inside spin lifting tube 21 and all intermediate conveyor screw lifting tubes 19 all during withdrawal, the bottom dead point switch 23 under it could be withdrawn and touch to outermost spiral lifting tube 16, makes motor 3 stalls.
When the utility model needs to be inverted installation upside down and uses, stability when being in retracted mode in order further to strengthen the utility model, can remain on fully when making the utility model be in retracted mode in the external fixation slider tube 9, on stay bearing plate 15 on the outermost spiral lifting tube 16 and the correspondence position on the external fixation slider tube 9, can also be provided with auxiliary withdrawal blocking device; Should auxiliary withdrawal blocking device can be by being fixedly installed on the annular lock groove 14 on stay bearing plate 15 peripheries and being fixedly installed on that the Elastic buckle 11 of corresponding position, external fixation slider tube 9 upper end forms.
Physical circuit annexation in the utility model between motor 3, top dead point switch 7, bottom dead point switch 23 and the peripheral control circuit can have multiple, any understand the electricity technical personnel all can finish.
The utility model goes for the occasion of various needs, as using as lifting screw or using as the bracing frame of motor bike; Contriver of the present utility model think four wheels that four the utility model can also be installed in various vehicles respectively near, only vehicle-borne four the utility model all need be opened and whole vehicle body can be lifted when running into the situation of blowing out so in the open air, thereby can change tire easily; Above-mentioned in addition four jiaos of support type of services can also play effect antitheft and the protection tire.
Claims (3)
1. improved spiral support executive device comprises casing (2) and runs through the movable center bolt (4) that is provided with of upper plate of casing (2), it is characterized in that being set with center bolt annular boss (22) on the top of center bolt (4); It also includes a. center bolt actuating device, b. center bolt hunting gear, c. and only revolves anti-dust protecting device, d. top dead point induction installation and e. bottom dead point induction installation;
A. the center bolt actuating device is arranged in the casing (2), is made up of motor (3), motor power output gear (1), center bolt power input gear (5); Wherein center bolt power input gear (5) is fixedly installed on center bolt (4) and is positioned on the body of rod of casing (2), motor (3) circumferentially scatters on the lower shoe of the casing (2) that is fixedly installed on center bolt power input gear (5) periphery, and the motor power output gear (1) that is fixed on the motor (3) is meshing with each other with center bolt power input gear (5);
B. the center bolt hunting gear is threaded on the center bolt (4) that is positioned on casing (2) upper plate, is made up of outermost spiral lifting tube (16), intermediate conveyor screw lifting tube (19) and inside spin lifting tube (21);
Outermost spiral lifting tube (16) is only revolved slide bumping (17) outward, is had that in the spiral lifting tube of negative thread annular boss (18) and outermost circle cylindrical shell (24) are formed by stay bearing plate (15), spiral lifting tube; Wherein stay bearing plate (15) is fixedly installed on the top of outermost circle cylindrical shell (24), the spiral lifting tube only revolves the bottom that slide bumping (17) is fixedly installed on the outside face of outermost circle cylindrical shell (24) outward, and the interior annular boss (18) of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of outermost circle cylindrical shell (24);
Intermediate conveyor screw lifting tube (19) by spiral lifting tube outer ring boss (20), have and have on the annular boss (18) and outside face in the spiral lifting tube of negative thread that externally threaded middle circle cylindrical shell (25) forms; Wherein spiral lifting tube outer ring boss (20) is fixedly installed on the upper and lower end parts of the outside face of middle circle cylindrical shell (25) respectively, and the interior annular boss (18) of spiral lifting tube that has negative thread is fixedly installed on the bottom of the inside face of middle circle cylindrical shell (25);
Inside spin lifting tube (21) by spiral lifting tube outer ring boss (20), have and have on the annular boss (18) and outside face in the spiral lifting tube of negative thread that externally threaded inner cylinder body (26) forms; Wherein spiral lifting tube outer ring boss (20) is fixedly installed on the upper and lower end parts of the outside face of inner cylinder body (26) respectively, has the lower end that annular boss (18) in the spiral lifting tube of negative thread is fixedly installed on the inside face of inner cylinder body (26);
The size of outermost spiral lifting tube (16), intermediate conveyor screw lifting tube (19) and inside spin lifting tube (21) is successively decreased successively, and negative thread and outside thread on it cooperatively interact;
C. only revolve the outside that anti-dust protecting device is arranged on the center bolt hunting gear, form by external fixation slider tube (9) and interior movable slider tube (13); The interior movable slider tube (13) that size is successively decreased successively is actively socketed on the inside of external fixation slider tube (9), and an end of external fixation slider tube (9) is captiveed joint with the upper plate of casing (2); The interior movable slider tube (13) of innermost layer is actively socketed on the outside of outermost spiral lifting tube (16);
External fixation slider tube (9) is made up of axial bar shaped sliding recess (10) and outer slip cap cylindrical shell (28) in the slider tube; Wherein axial bar shaped sliding recess (10) fixedly installs the middle part of the inside face of slider tube body (28) outside in the slider tube;
In movable slider tube (13) by in the slider tube axially bar shaped sliding recess (10), slider tube only revolves slide bumping (12) outward and interior slip cap cylindrical shell (27) is formed; The middle part of the inside face of slip cap cylindrical shell (27) in wherein axially bar shaped sliding recess (10) is fixedly installed in the slider tube, slider tube only revolves the bottom that slide bumping (12) is fixedly installed on the outside face of interior slip cap cylindrical shell (27) outward;
Size between the interior movable slider tube (13) that external fixation slider tube (9) and its interior size are successively decreased successively cooperatively interacts;
D. the top dead point induction installation is run through L shaped drive link (8) on the upper plate that is arranged on casing (2), is actively socketed on the tensioning spring (6) on the L shaped drive link (8) and is fixedly installed on that the top dead point switch (7) of the inboard corresponding position of upper plate of casing (2) forms by activity; Captive joint with the lower end of the interior movable slider tube (13) of diameter maximum in the upper end of wherein L shaped drive link (8);
E. the bottom dead point induction installation is made up of the bottom dead point switch (23) under the outermost spiral lifting tube (16) on the upper plate that is fixedly installed on casing (2).
2. a kind of improved spiral support executive device according to claim 1 is characterized in that also being provided with auxiliary withdrawal blocking device on stay bearing plate (15) on the outermost spiral lifting tube (16) and the correspondence position on the external fixation slider tube (9).
3. a kind of improved spiral support executive device according to claim 2 is characterized in that auxiliary withdrawal blocking device is by being fixedly installed on the annular lock groove (14) on stay bearing plate (15) periphery and being fixedly installed on that the Elastic buckle (11) of corresponding position is formed on the external fixation slider tube (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03205649 CN2642760Y (en) | 2003-08-04 | 2003-08-04 | Improved screw-type support executing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03205649 CN2642760Y (en) | 2003-08-04 | 2003-08-04 | Improved screw-type support executing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2642760Y true CN2642760Y (en) | 2004-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03205649 Expired - Fee Related CN2642760Y (en) | 2003-08-04 | 2003-08-04 | Improved screw-type support executing device |
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| CN (1) | CN2642760Y (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001601A (en) * | 2010-09-05 | 2011-04-06 | 崔鲁彬 | Electric spiral lifting rod |
| CN102869600A (en) * | 2010-02-05 | 2013-01-09 | 维尔视力有限公司 | A device for lifting and lowering |
| CN103072921A (en) * | 2013-01-25 | 2013-05-01 | 潍坊路加精工有限公司 | Cylinder-type automatic lifting device |
| CN103101823A (en) * | 2012-11-13 | 2013-05-15 | 江苏通速交通配件有限公司 | Elevator buffer device |
| CN103101822A (en) * | 2012-11-13 | 2013-05-15 | 江苏通速交通配件有限公司 | Elevator buffer device |
| CN103964350A (en) * | 2014-05-24 | 2014-08-06 | 凌昕 | Spiral elevator |
| CN104400137A (en) * | 2014-10-21 | 2015-03-11 | 舒泳军 | Spiral gear machining mechanism with radiating window |
| CN105016237A (en) * | 2014-04-24 | 2015-11-04 | 青岛中集冷藏运输设备有限公司 | Mechanical spiral lifting device |
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| CN108233619A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The jack device that a kind of rimless combination type permanent-magnet linear synchronous motor directly drives |
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2003
- 2003-08-04 CN CN 03205649 patent/CN2642760Y/en not_active Expired - Fee Related
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102869600A (en) * | 2010-02-05 | 2013-01-09 | 维尔视力有限公司 | A device for lifting and lowering |
| CN102001601B (en) * | 2010-09-05 | 2012-10-31 | 崔鲁彬 | Electric spiral lifting rod |
| CN102001601A (en) * | 2010-09-05 | 2011-04-06 | 崔鲁彬 | Electric spiral lifting rod |
| CN103101823A (en) * | 2012-11-13 | 2013-05-15 | 江苏通速交通配件有限公司 | Elevator buffer device |
| CN103101822A (en) * | 2012-11-13 | 2013-05-15 | 江苏通速交通配件有限公司 | Elevator buffer device |
| CN103072921B (en) * | 2013-01-25 | 2016-03-02 | 潍坊路加精工有限公司 | Cartridge type apparatus for automatically lifting |
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| CN105016237B (en) * | 2014-04-24 | 2018-10-12 | 青岛中集冷藏运输设备有限公司 | Mechanical spiral lifting device |
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| CN104400137A (en) * | 2014-10-21 | 2015-03-11 | 舒泳军 | Spiral gear machining mechanism with radiating window |
| CN104400137B (en) * | 2014-10-21 | 2016-12-28 | 重庆金宏机械工具厂（普通合伙） | A kind of helical gear organisation of working with radiator window |
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| CN105947924B (en) * | 2016-05-13 | 2018-06-29 | 张正峰 | A kind of Telescopic hoisting apparatus and its control method |
| CN105947924A (en) * | 2016-05-13 | 2016-09-21 | 张正峰 | Telescopic lifting device and control method thereof |
| CN105883663A (en) * | 2016-05-23 | 2016-08-24 | 安徽科技学院 | Gear transmission jack |
| CN105883663B (en) * | 2016-05-23 | 2019-02-12 | 安徽科技学院 | A kind of gear drive jack |
| CN107128852A (en) * | 2017-06-26 | 2017-09-05 | 亿嘉和科技股份有限公司 | A kind of lifting sleeve structure |
| CN108233619A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The jack device that a kind of rimless combination type permanent-magnet linear synchronous motor directly drives |
| CN108188762A (en) * | 2018-04-04 | 2018-06-22 | 杨秀波 | It is a kind of to produce lathe convenient for adjusting the electronics of height |
| CN110255419A (en) * | 2019-04-29 | 2019-09-20 | 西安华欧精密机械有限责任公司 | A kind of electric jar for bearing ball silk bar |
| CN111039221A (en) * | 2019-11-08 | 2020-04-21 | 合肥科大智能机器人技术有限公司 | Light lead screw lifting mechanism |
| CN110844824A (en) * | 2019-11-15 | 2020-02-28 | 合肥森印科技有限公司 | N-stage electric telescopic device with large telescopic ratio and application thereof |
| CN110901530A (en) * | 2019-12-10 | 2020-03-24 | 温州科丰汽车零部件有限公司 | Vehicle reversing radar sensor |
| CN111115487A (en) * | 2019-12-12 | 2020-05-08 | 深圳市优必选科技股份有限公司 | Electric lifting rod |
| CN111115487B (en) * | 2019-12-12 | 2021-06-04 | 深圳市优必选科技股份有限公司 | Electric lifting rod |
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