CN203613517U - Manual and electric dual-purpose hoist - Google Patents
Manual and electric dual-purpose hoist Download PDFInfo
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- CN203613517U CN203613517U CN201320694400.8U CN201320694400U CN203613517U CN 203613517 U CN203613517 U CN 203613517U CN 201320694400 U CN201320694400 U CN 201320694400U CN 203613517 U CN203613517 U CN 203613517U
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Abstract
The utility model provides a manual and electric dual-purpose hoist and belongs to the field of hydraulic engineering. The manual and electric dual-purpose hoist solves the problem that an existing hoist cannot be operated manually or electrically in an independent manner. The manual and electric dual-purpose hoist comprises a screw rod, a gearbox, an electric driving mechanism and a manual driving mechanism, wherein the gearbox is sleeved on one end of the screw rod, the electric driving mechanism and the manual driving mechanism are connected with the gearbox, and a steering mechanism used for enabling the electric driving mechanism or the manual driving mechanism to drive the screw rod to rotate is arranged on the gearbox. As the manual and electric dual-purpose hoist is provided with the steering mechanism, the hoist can realize manual or electric operation independently, on one hand, the manual and electric operation are free of interference, on the other hand, the operation is convenient, and the use safety is realized.
Description
Technical field
The utility model relates to water conservancy machinery products, is particularly a kind ofly applied at square gate, drum gate, flap valve, rotation weir gate, decanting machine, turns on butterfly fine filter and can independently adopt the manual and electric double-purpose headstock gear of manual or electronic control opening and closing.
Background technology
Headstock gear is applied in all kinds of large-scale plumbing, Hydraulic and Hydro-Power Engineering conventionally, reaches the object of open and close, also weighlock door operation equipment for controlling the lifting of all kinds of large and medium-sized cast-iron lock gates and steel gate.
Daily common headstock gear only has singlehanded moving or single electronic function conventionally.Singlehanded moving headstock gear regular job trouble, keying efficiency are low; And single electronic headstock gear is running into while having a power failure, gate cannot be opened, shutoff operation.
For this reason, Chinese Patent Application No. is that 201320004220.2 Chinese patent discloses the wheeled worm-type open-close machine of a kind of manual and electric double-purpose skin, comprise body, in body, center is provided with lifting shaft, lifting shaft top is provided with travel switch, body top is provided with stop nut, in body side, electric appliance box is installed, on electric appliance box, there is button, it is characterized in that: lifting shaft middle part threaded engagement is also provided with worm gear, worm gear and worm engaging, motor is installed on body, machine shaft is connected with the spindle nose of screw rod by belt gear, on the spindle nose of worm screw two ends, crank is also installed.
The disclosed technical scheme of this headstock gear can realize manual and electronic operation; But the headstock gear of this structure has the following disadvantages:
(1) adopt belt, Worm Wheel System, not only huge structure, and belt easily aging, easily skid, application life is short, transmission capacity is poor;
(2) crank and belt are all connected on the spindle nose of worm screw simultaneously: when manual operation crank, need overcome the resistance of belt, operation is wasted time and energy; When motorized motions, crank synchronously rotates, and has potential safety hazard, thereby the easy maloperation of the crank simultaneously exposing affects headstock gear running;
(3) lifting shaft of this headstock gear cannot carry out angle adjustment, therefore can only open or close vertical gate.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of manual and electric double-purpose headstock gear, and this manual and electric double-purpose opens and closes function independently to carry out manually and electric operating.
The purpose of this utility model can realize by following technical proposal: a kind of manual and electric double-purpose headstock gear, comprise screw rod, gear-box, electric driver mechanism and hand-drive mechanism, it is characterized in that, described gear-box is set in one end of screw rod, described electric driver mechanism and hand-drive mechanism are connected on gear-box, and described gear-box is provided with and can makes electric driver mechanism or hand-drive mechanism drive the steering mechanism being connected with screw rod.
The utility model also disposes electric control box, and electric driver mechanism and electric control box electrical connection, can be operated the operation of driving mechanism or be stopped by electric control box; And electric driver mechanism or hand-drive mechanism can pass through the independent drive screw turns of steering mechanism, thereby drive gate to move or rotate, realize the closure or openness of gate, avoid hand-drive and the mutual interference of electric drive phase.
In above-mentioned manual and electric double-purpose headstock gear, described gear-box comprises casing, bevel gear one and bevel gear two, described bevel gear one is circumferentially fixed, sliding axially is arranged on screw rod, and described bevel gear two is connected with hand-drive mechanism, energy and bevel gear two engagements when described bevel gear one slides axially.The center line of described bevel gear one and bevel gear two is perpendicular, when bevel gear one slides along screw axial, can engage with bevel gear two, and now, hand-drive mechanism can be with dynamic bevel gear one rotation by bevel gear two, thereby makes bolt rotary.
In above-mentioned manual and electric double-purpose headstock gear, described steering mechanism comprise circumferentially fix, sliding axially is arranged on the clutch cover on screw rod, be connected to the operating mechanism that the moving clutch cover in casing upper erengy band slides along screw axial, and can make clutch cover top be pressed in the pre-tightening mechanism on electric driver mechanism; Described clutch cover is arranged between bevel gear one and electric driver mechanism, and is provided with clutch structure between described clutch cover and electric driver mechanism.Not when manipulation mechanism, clutch cover is because the effect of pre-tightening mechanism, and clutch cover is formed and is connected by clutch structure with electric driver mechanism, and electric driver mechanism can pass through clutch cover drive screw turns; Manipulation mechanism, overcomes the active force of pre-tightening mechanism, and clutch cover slides along screw rod, and band dynamic bevel gear one slides, and bevel gear one engages with bevel gear two, and now hand-drive mechanism drives bolt rotary by bevel gear two, bevel gear one.
In above-mentioned manual and electric double-purpose headstock gear, described operating mechanism bag fork, adapter sleeve and be rotatably connected on the control stick on casing; On described casing, offer two concentric through holes, described control stick two ends are arranged in through hole, and casing is stretched out in an end of control stick; Described adapter sleeve is set on control stick and with control stick and is connected, and the diameter of described adapter sleeve is greater than the diameter of through hole; One end of described fork is connected on connecting rod, and the other end has to the locating piece of clutch cover direction projection, offers the cannelure that holds locating piece for gap on described clutch cover.Not when manipulation bar, the locating piece matched in clearance of clutch cover cannelure and fork, clutch cover energy relative positioning piece rotates; When manipulation bar, locating piece top is pressed on the cannelure sidewall of clutch cover, thereby drives clutch interplanting axial slip.
In above-mentioned manual and electric double-purpose headstock gear, fork and the control stick of described operating mechanism bag strip; Circumferentially rotate at described control stick two ends, axial restraint is connected on casing, and casing is stretched out in an end of control stick; One end of described fork is connected on connecting rod, and the other end has to the locating piece of clutch cover direction projection, offers the cannelure that holds locating piece for gap on described clutch cover.
In above-mentioned manual and electric double-purpose headstock gear, described pre-tightening mechanism comprises the Compress Spring being set on screw rod, and described Compress Spring and clutch cover lay respectively at the both sides of bevel gear one, and described Compress Spring top is pressed on bevel gear one.Under normality, bevel gear one separates with bevel gear two, and clutch cover engages with the clutch fluted disc of electric driver mechanism deceleration output, now can drive by electric driver mechanism, is called " electronic mode "; Because the speed ratio of electric driver mechanism, in 100:1 left and right, so be equivalent to braking when electric driver mechanism is not worked, therefore, is also " on-position ".Separate when operating mechanism drives the slow down clutch fluted disc of output of clutch cover and electric driver mechanism, bevel gear one and bevel gear two engage, and the Compress Spring shortening length that is under pressure, now can drive by hand-drive mechanism simultaneously, is called " manual mode ".
In above-mentioned manual and electric double-purpose headstock gear, described clutch structure comprises the clutch fluted disc and the clutch tooth that is opened in clutch cover end on electric driver mechanism output shaft, and the clutch tooth on described clutch cover can engage with clutch fluted disc.When manipulation mechanism, the clutch tooth on clutch cover does not keep engaging with the clutch fluted disc on output shaft on electric driver mechanism, and electric driver mechanism can drive bolt rotary by clutch cover; When manipulation mechanism, clutch cover promotes bevel gear one and slides along screw rod, and clutch cover separates with clutch fluted disc, and bevel gear one engages with bevel gear two, and hand-drive mechanism can drive bolt rotary by bevel gear two, bevel gear one.
As another kind of situation, in above-mentioned manual and electric double-purpose headstock gear, described steering mechanism comprises and is connected to the operating mechanism that casing upper erengy band dynamic bevel gear one slides along screw axial, and the pre-tightening mechanism that can make bevel gear one contact with electric driver mechanism; Between described bevel gear one and electric driver mechanism, be provided with clutch structure.
In above-mentioned manual and electric double-purpose headstock gear, described operating mechanism bag fork, adapter sleeve and be rotatably connected on the control stick on casing; On described casing, offer two concentric through holes, described control stick two ends are arranged in through hole, and casing is stretched out in an end of control stick; Described adapter sleeve is set on control stick and with control stick and is connected, and the diameter of described adapter sleeve is greater than the diameter of through hole; One end of described fork is connected on connecting rod, and the other end has to the locating piece of bevel gear one direction projection, on described bevel gear one, offers the cannelure that holds locating piece for gap.Not when manipulation bar, the locating piece matched in clearance of cannelure and fork, bevel gear one can be rotated by relative positioning piece; When manipulation bar, locating piece top is pressed on the cannelure sidewall of bevel gear one, thereby band dynamic bevel gear one is made axial slip.
In above-mentioned manual and electric double-purpose headstock gear, fork and the control stick of described operating mechanism bag strip; Circumferentially rotate at described control stick two ends, axial restraint is connected on casing, and casing is stretched out in an end of control stick; One end of described fork is connected on connecting rod, and the other end has to the locating piece of bevel gear one direction projection, on described bevel gear one, offers the cannelure that holds locating piece for gap.
In above-mentioned manual and electric double-purpose headstock gear, described pre-tightening mechanism comprises the Compress Spring being set on screw rod, and described Compress Spring top is pressed on bevel gear one.Acting as of logical Compress Spring, bevel gear one is connected by clutch structure with electric driver mechanism under normal conditions.
In above-mentioned manual and electric double-purpose headstock gear, described clutch structure comprises clutch fluted disc on electric driver mechanism output shaft and is opened in the clutch tooth on bevel gear one, and the clutch tooth on described bevel gear one engages with clutch fluted disc.When manipulation mechanism, the clutch tooth on bevel gear one does not keep engaging with the clutch fluted disc on output shaft on electric driver mechanism, and electric driver mechanism can drive bolt rotary by bevel gear one; When manipulation mechanism, promote bevel gear one and slide along screw rod, separate with clutch fluted disc, bevel gear one engages with bevel gear two, and hand-drive mechanism can drive bolt rotary by bevel gear two, bevel gear one.
In above-mentioned manual and electric double-purpose headstock gear, on described screw rod, be connected with universal plate, described universal plate is hinged on electric control box.Universal plate relatively electric control box swings.
In above-mentioned manual and electric double-purpose headstock gear, described universal plate comprises housing and be arranged on the inside casing in housing, and described inside casing is connected on screw rod by bearing, and inside casing and housing be hinged, and described housing is hinged on electric control box.
In above-mentioned manual and electric double-purpose headstock gear, described bearing comprises the radial ball bearing and two thrusts ball bearing with flat seat that are set in respectively on screw rod, and described two thrusts ball bearing with flat seat lay respectively at the two ends of radial ball bearing.Radial ball bearing in the middle of being positioned at is as the centralized positioning of axle; Be positioned at two thrusts ball bearing with flat seat at radial ball bearing two ends, if screw rod is divided into upper and lower end, lower pulling force supporting-point while being screw rod forward near the top plain thrust bearing of gear-box, the supporting-point of upwards thrust when lower, planar thrust bearing is screw rod reversion; Three design bearing respectively Gei Zhou center, axle lower pulling force, axially go up thrust and be provided with supporting-point flexibly.
In above-mentioned manual and electric double-purpose headstock gear, described housing and inside casing are rotationally connected by two bearing pins.
In above-mentioned manual and electric double-purpose headstock gear, on described housing, offer two concentric through holes, on inside casing, offer two concentric counterbores, the center line of two counterbores is vertical with the axial line of screw rod, and described two bearing pins are separately positioned in a through hole and a counterbore.
In above-mentioned manual and electric double-purpose headstock gear, described housing is provided with the screw of using for locating two bearing pins.Two bearing pins are set to after through hole and counterbore, by the head of a nail on screw, bearing pin are pressed in two holes, adopt bearing pin to connect and make inside casing housing swing relatively, and screw prevents that bearing pin from skidding off housing to form reliable connection.
In above-mentioned manual and electric double-purpose headstock gear, on described housing, be fixed with two spindle noses, described two spindle noses coaxially arrange, and described electric control box side direction is arranged with two fixed heads in parallel, and described two spindle noses are rotatably connected on respectively on two fixed heads.The structure of the fixed head that two spindle noses are symmetrical arranged, two spindle noses are parallel with two, not only make housing swing with respect to electric control box, and limited housing along spindle nose direction of axis line move, locate more reliable.
In above-mentioned manual and electric double-purpose headstock gear, described two spindle noses axial line and heavy straight setting of the center line of described two through holes.
Two bearing pins between inside casing and housing form X-axis and rotate, two spindle noses between housing and electric control box form Y-axis and rotate, and the position deviation that X-axis is rotated and Y-axis is rotated when forming plane universal rotational among a small circle and installing on required corner or foundation of civil work when providing Z axis (screw rod) to work obtains required corner.
In above-mentioned manual and electric double-purpose headstock gear, between described spindle nose and fixed head, be provided with location structure.This location structure gives when screw rod is adjusted to obtain suitable angle, and can be fixed on this position.
In above-mentioned manual and electric double-purpose headstock gear, described location structure comprises the bolt hole circumferentially arranging along spindle nose centered by the axle center of spindle nose of offering on securing member, fixed head, and be opened on spindle nose several can with fixed head on the bolt hole that overlaps of bolt hole, securing member is arranged on above-mentioned bolt hole and forms and connect.When loosening fasteners, spindle nose can rotate centered by axial line, in the time forwarding correct position to, by securing member, spindle nose is fixed on fixed head.
In above-mentioned manual and electric double-purpose headstock gear, described location structure comprises several locating holes that circumferentially arrange along spindle nose centered by spindle nose axle center on alignment pin, fixed head, and be opened on spindle nose several can with fixed head on the overlapping locating hole of locating hole, alignment pin is arranged in locating hole and forms and connect.While extracting alignment pin, spindle nose can rotate centered by axial line, correct position to be forwarded to, and the locating hole alignment on locating hole and fixed head on spindle nose, is fixed on spindle nose on fixed head by alignment pin.
Location structure is alternative to be used: vertical or while determine the rectilinear direction unlatching of angle at needs, can position by location structure adjusting to after suitable angle; If desired X-axis, Y-axis energy flexible rotating, regioselective structure does not position.
In above-mentioned manual and electric double-purpose headstock gear, between described gear-box and universal plate, be provided with revolution speed detecting device, described revolution speed detecting device comprises the sensing dish that is connected on screw rod, is connected in the sensor on inside casing or casing, described sensor is positioned at the side direction of sensing dish, and described sensor and electric control box electrically connect.Sensor gathers the revolution signal of sensing dish, and passes the signal to electric control box, thereby shows intuitively the unlatching of manual and electric double-purpose headstock gear or the speed of closing.
In above-mentioned manual and electric double-purpose headstock gear, the other end of described screw rod be threaded nut, telescopic, described telescopic is socketed on screw rod and one end and nut are connected, and the other end of telescopic stretches out screw rod and end part seal, between described telescopic and screw rod, has space.
In above-mentioned manual and electric double-purpose headstock gear, in the space between telescopic and screw rod, be provided with lubricating grease.
In above-mentioned manual and electric double-purpose headstock gear, described telescopic is provided with protective jacket outward, and described protective jacket one end is connected on universal plate, and nut and telescopic can slide along protective jacket.
When bolt rotary, nut moves along screw axial, telescopic and nut synchronizing moving; Protective jacket is arranged on the outside of nut and telescopic and plays the effect of leading and protecting.
In above-mentioned manual and electric double-purpose headstock gear, the other end of described telescopic stretches out screw rod and end part seal, between described telescopic and screw rod, is provided with lubricating grease.Screw rod end part seal, has formed the confined space of a storage lubricating grease, prevents that foreign matter from entering, and improves the application life of this structure.
In above-mentioned manual and electric double-purpose headstock gear, described protective jacket is provided with for detection of nut maximum moving distance approaching and opens one and for detection of the approach switch two of nut return.
In above-mentioned manual and electric double-purpose headstock gear, the motor reducer that described electric driver mechanism is integral type.
In above-mentioned manual and electric double-purpose headstock gear, described electric driver mechanism comprises motor and reduction box, and described motor is connected with reduction box.
In above-mentioned manual and electric double-purpose headstock gear, described hand-drive mechanism is handwheel.
In above-mentioned manual and electric double-purpose headstock gear, described hand-drive mechanism is handle.
Compared with prior art, this vapour manual and electric double-purpose headstock gear has the following advantages:
(1) because be provided with steering mechanism, so electric driver mechanism or hand-drive mechanism can control separately bolt rotary to drive telescopic flexible along screw axial, electric drive and hand-drive can not produce interference, and therefore electric drive and hand-drive operation are all more laborsaving, use safety.
(2) be provided with universal plate, and screw rod rotates take X-axis and Y-axis as fulcrum, make screw rod can carry out multi-angle adjusting, therefore this manual and electric double-purpose headstock gear not only can be applied to vertical gate opening or cut out, but also can be applied to drum gate, flap valve, rotation weir gate, decanting machine, turn the unlatching of the turnover doors such as butterfly fine filter or close, this manual and electric double-purpose headstock gear is easy to operate, applied range.
(3) revolution detector can react the rotating speed of screw rod more clearly, thus the convenient speed opening and closing of adjusting.
(4) screw rod, nut and telescopic form relatively airtight space, and in this space repack with grease, extended application life of this stretching structure; In the time opening or close adjustment, the structure that adopts bolt rotary, nut and telescopic to move vertically, thus make simpler the gathering of whole manual and electric double-purpose headstock gear structure.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of electric driver mechanism in the utility model.
Fig. 4 is the A-A sectional drawing of Fig. 3.
Fig. 5 is that the utility model middle gear case, universal plate are arranged on the sectional view on screw rod.
Fig. 6 is the B-B sectional drawing of Fig. 5.
Fig. 7 is that in the utility model, universal plate is arranged on the sectional view on screw rod.
Fig. 8 is the top view of Fig. 7 state.
Fig. 9 is the C-C sectional drawing of Fig. 7.
Figure 10 is that the I of Fig. 8 is to partial structurtes schematic diagram.
Figure 11 is the structural representation of screw rod in the utility model.
Figure 12 is the sectional view of Figure 11.
Figure 13 is the sectional view of the D-D of Figure 11.
Figure 14 is the structural representation on the utility model side of being applied in gate.
Figure 15 is that the utility model is applied in the structural representation on rotation weir gate.
In figure, 1, screw rod; 101, nut; 102, telescopic; 103, protective jacket; 104, lubricating grease; 105, approach switch one; 106, Part I; 107, Part II; 108, Part III; 109, axle journal; 110, Part IV; 111, detect hole; 112, approach switch two; 113, fixed cover; 2, gear-box; 201, casing; 202, through hole; 203, bevel gear one; 204, bevel gear two; 205, gear shaft; 206, locating surface; 207, little axle; 208, bearing; 209, positioning sleeve; 3, universal plate; 301, inside casing; 302, housing; 303, bearing pin; 304, through hole; 305, counterbore; 306, screw; 307, spindle nose; 310, positioning bolt; 311, outer girth sheets; 312, interior girth sheets; 313, reinforcing prop; 314, sleeve; 315, back-up ring; 316, sealing ring; 317, bolt hole; 318, baffle ring; 319, thrust ball bearing with flat seat; 320, radial ball bearing; 4, steering mechanism; 41, clutch cover; 411, cannelure; 412, clutch tooth; 42, operating mechanism; 421, fork; 422, locating piece; 423, adapter sleeve; 424, control stick; 425, position-limiting drum; 43, Compress Spring; 5, revolution speed detecting device; 51, sensing dish; 52, sensor; 6, electric driver mechanism; 61, clutch fluted disc; 7, hand-drive mechanism; 8, electric control box; 81, fixed head; 82, bolt hole; 9, square gate; 10, rotation weir gate.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment mono-
As shown in Figure 1, Figure 2, shown in Figure 14, Figure 15, a kind of manual and electric double-purpose headstock gear of the present utility model, comprises screw rod 1, gear-box 2, steering mechanism 4, revolution speed detecting device 5, universal plate 3, electric driver mechanism 6, hand-drive mechanism 7 and electric control box 8.Gear-box 2, universal plate 3, revolution speed detecting device 5 are successively set on screw rod 1, and steering mechanism 4, electric driver mechanism 6, hand-drive mechanism 7 are connected on gear-box 2, and revolution speed detecting device 5 and electric driver mechanism 6 electrically connect with electric control box 8.Electric control box 8 comprises cabinet, be arranged on control module in cabinet, be arranged on control panel and the display screen of cabinet top and be hinged on renovating of cabinet top, renovates as being obliquely installed, and is hinged and is connected by stainless steel with cabinet, can realize from resealing.
As shown in Figure 11, Figure 12, screw rod 1 has four part-structures, comprises the Part I 106 coordinating with gear-box 2, the Part II 107 coordinating with revolution speed detecting device 5, and the Part III 108 coordinating with universal plate 3, and offer externally threaded Part IV 110.On Part I 106, offer keyway, be connected by key with gear-box 2.The diameter of Part II 107 is greater than the diameter of Part I 106, and offers external screw thread and keyway on Part II 107.Part III 108 is provided with axle journal 109, and the diameter at axle journal 109 places is less than the diameter at Part III 108 other positions.Part IV 110 is provided with nut 101, telescopic 102 and protective jacket 103; One end of telescopic 102 is connected by screw on nut 101, and the other end sealing, offers internal thread on nut 101, and nut 101 is threaded connection on Part IV 110; The Part IV 110 of screw rod 1 is arranged in telescopic 102, and form the space with storage lubricating grease 104 with telescopic 102, lubricating grease 104 is arranged in this space, for making nut 101 and the smooth and easy movement of telescopic 102 energy, the lubricating grease loading in the utility model accounts for 50% to 80% void space; In the time that screw rod 1 rotates, nut 101 and telescopic 102 move axially along screw rod 1, make lubricating grease 104 play lubricated effect by axial moving back and forth; This part setting can prevent that foreign matter from entering, and has improved the application life of screw rod 1 and nut 101; As shown in Figure 11, Figure 12 and Figure 13, protective jacket 103 is enclosed within outside the Part IV 110 of screw rod, one end of protective jacket 103 is connected on universal plate 3 by fixed cover 113, and on the protective jacket 103 of this end, be fixed with for detection of nut 101 approach switch 1 along screw rod 1 skidding distance, approach switch 1 has limited the maximum moving distance of nut 101 along screw rod, and is returned to the approach switch 2 112 of original position for detection of nut 101 and telescopic 102; On protective jacket 103, offer and detect hole 111, approach switch 1 and sense switch 2 112 stretch into and detect in hole 111, and approach switch 1 and approach switch 2 112 electrically connect with electric control box 8; Nut 101 and telescopic 102 are slidably connected with protective jacket 103, and protective jacket 103 is arranged on the outside of nut 101 and telescopic 102 and plays the effect of leading and protecting.
As shown in Figure 5, gear-box 2 comprises casing 201, bevel gear 1 and bevel gear 2 204; Bevel gear 1 is set on the Part I 106 of screw rod 1, is circumferentially fixed, is in axial sliding connection by key and Part I 106, has the locating surface 206 on cone this one end of tooth with indent bevel gear 1; Hand-drive mechanism 7 in the utility model is handwheel, handwheel is connected on casing 201 by a little axle 207, bearing 208, positioning sleeve 209 and screw turns, specifically on casing 201, offer installing hole, positioning sleeve 209 is connected in installing hole, the inner of little axle 207 is connected on positioning sleeve 209 by bearing 208, and handwheel is connected in the outer end of little axle 207 by screw; Bevel gear 2 204 setting vertical with screw rod 1, and there is this end of cone tooth towards the Part I 106 of screw rod 1, the other end has gear shaft 205, and gear shaft 205 is connected with little axle 207, and is connected by bearing 208 between gear shaft 205 and positioning sleeve 209; In the utility model, the center line of the center line of bevel gear 2 204 and bevel gear 1 is perpendicular, bevel gear 1 axially can engage with bevel gear 2 204 along screw rod 1 in the time that bevel gear 2 204 slides, now, hand-drive mechanism 7 can rotate by bevel gear 2 204 band dynamic bevel gears 1, thereby screw rod 1 is rotated.The another kind of hand-drive of the utility model mechanism 7 is handle, and handle is directly connected with gear shaft 205, and handle is all connected with positioning sleeve 209 by bearing 208 with gear shaft 205.
As shown in Figure 5 and Figure 6, steering mechanism 4 comprise circumferentially fix, sliding axially is arranged on the clutch cover 41 on screw rod 1, be connected to the moving clutch cover 41 in casing 201 upper erengy bands along screw rod 1 operating mechanism 42 in axial sliding, and the pre-tightening mechanism that can make clutch cover 41 contact with electric driver mechanism 6; Clutch cover 41 is arranged between bevel gear 1 and electric driver mechanism 6, and is provided with clutch structure between clutch cover 41 and electric driver mechanism 6.Not when manipulation mechanism 42, clutch cover 41 is because the effect of pre-tightening mechanism, and clutch cover 41 is formed and is connected by clutch structure with electric driver mechanism 6, and electric driver mechanism 6 can rotate by clutch cover 41 drive screws 1; Manipulation mechanism 42, overcome the active force of pre-tightening mechanism, clutch cover 41 slides along screw rod 1, and band dynamic bevel gear 1 slides, bevel gear 1 engages with bevel gear 2 204, and now hand-drive mechanism 7 drives screw rod 1 to rotate by bevel gear 2 204, bevel gear 1.
As shown in Figure 6, clutch cover 41 is tubular, and the lateral surface of clutch cover 41 offers cannelure 411, and one end of clutch cover 41 offers some clutch tooths 412, and the other end is the plane of fitting with bevel gear 1.As preferably, operating mechanism 42 comprises control stick 424, two eradicate fork 421, adapter sleeve 423 and position-limiting drum 425.On casing 201, offer two concentric through holes 202, position-limiting drum 425 is connected in a through hole 202, and one end of control stick 424 and position-limiting drum 425 are rotationally connected, and another through hole 202 of the other end and casing 201 is rotationally connected and stretches out casing 201; Adapter sleeve 423 is set on control stick 424 and by pin and control stick 424 and is connected, and the diameter of adapter sleeve 423 is greater than the diameter of through hole 202; Two eradicate both sides that fork 421 is arranged on clutch cover 41, one end of fork 421 is welded on adapter sleeve 423, and the other end has to the locating piece 422 of clutch cover 41 direction projections, and locating piece 422 gaps are arranged in the cannelure 411 of clutch cover 41.Not when manipulation bar 424, the cannelure 411 of clutch cover 41 can rotate by relative positioning pieces 422 with locating piece 422 matched in clearance of fork 421, clutch cover 41; When manipulation bar 424, locating piece 422 tops are pressed on cannelure 411 sidewalls of clutch cover 41, thereby drive clutch cover 41 to move axially.As required, operating mechanism 42 also can be designed to following structure: the fork 421 and the control stick 424 that comprise strip; Circumferentially rotate at control stick 424 two ends, axial restraint is connected on casing 201, and an end of control stick 424 stretches out casing 201, and specifically control stick two ends are welded with locating ring, and restriction control stick 424 skids off casing 201; One end of fork 421 is connected on control stick 424, and the other end has to the locating piece 422 of clutch cover 41 direction projections, and locating piece 422 gaps are arranged in the cannelure 411 of clutch cover 41.
Pre-tightening mechanism in the utility model comprises the Compress Spring 43 being set on screw rod 1, and Compress Spring 43 tops, one end are pressed on the locating surface 206 of bevel gear 1, and other end top is pressed on revolution speed detecting device 5.Under the effect of Compress Spring 43, bevel gear one 203 tops press clutch cover 41 that clutch cover 41 is connected with electric driver mechanism 6 by clutch structure, under this state, can realize electric drive.
As shown in Figure 3, Figure 4, as preferably, the motor reducer that the electric driver mechanism 6 in the utility model is integral type, is fixed with clutch fluted disc 61 on the output shaft of the motor reducer of integral type.Clutch structure of the present utility model comprises clutch fluted disc 61 and the clutch tooth 412 that is opened in clutch cover 41 ends, and clutch tooth 412 can engage with clutch fluted disc 61.When manipulation mechanism 42, the clutch tooth 412 on clutch cover 41 does not keep engaging with the clutch fluted disc 61 on output shaft on electric driver mechanism 6, and electric driver mechanism 6 can drive screw rod 1 to rotate by clutch cover 41; When manipulation mechanism 42 makes clutch cover 41 slide along bevel gear one 203 directions, clutch cover 41 promotes bevel gear 1 and slides along screw rod 1, clutch tooth 412 on clutch cover 41 separates with clutch fluted disc 61, bevel gear 1 engages with bevel gear 2 204, and hand-drive mechanism 7 can drive screw rod 1 to rotate by bevel gear 2 204, bevel gear 1.
Another kind of electric driver mechanism 6 of the present utility model, comprises motor and reduction box, and motor is connected with reduction box, and the output shaft of reduction box is provided with clutch fluted disc 61.
As shown in Fig. 5 and Fig. 7, revolution speed detecting device 5 comprises sensing dish 51, sensor 52, two locking nuts 101, sensing dish 51 is connected on screw rod 1 Part II 107 by key, and two locking nuts 101 are positioned at the both sides of sensing dish 51, is threaded connection on screw rod 1; Sensor 52 is connected on universal plate 3 or casing 201 and with electric control box 8 and electrically connects, and the inductive head of sensor 52 is positioned at the both sides of sensing dish 51, and the sensor 52 shown in the utility model figure is connected on the inside casing 301 of universal plate 3.Sensor 52 gathers the revolution signal of sensing dish 51, and passes the signal to electric control box 8, thereby shows intuitively the unlatching of manual and electric double-purpose headstock gear or the speed of closing.Compress Spring 43 tops are pressed on the locking nut 101 that is positioned at Compress Spring 43 1 sides.
As shown in Fig. 5, Fig. 7, Fig. 8, Fig. 9, Figure 10, universal plate 3 comprises housing 302 and is arranged on the inside casing 301 in housing 302, and casing 201 and the inside casing 301 of gear-box 2 are connected.For alleviating the weight of universal plate 3, as preferably, inside casing 301 comprises outer girth sheets 311 and interior girth sheets 312 cylindraceous, between interior girth sheets 312 and outer girth sheets 311, centered by the center line of interior girth sheets 312, symmetrical being provided with offers two concentric counterbores 305 on 313, two reinforcing props 313 of two reinforcing props; Between interior girth sheets 312 and screw rod 1, be dynamically connected by bearing rotary, bearing comprises that the radial ball bearing 320 that is set in respectively on screw rod and 319, two thrusts ball bearing with flat seat 319 of two thrusts ball bearing with flat seat lay respectively at the two ends of radial ball bearing 320; Radial ball bearing 320 in the middle of being positioned at is as the centralized positioning of axle; Be positioned at two thrusts ball bearing with flat seat 319 at radial ball bearing 320 two ends, if screw rod is divided into upper and lower end, lower pulling force supporting-point while being screw rod 1 forward near the top thrust ball bearing with flat seat 319 of gear-box 2, the supporting-point of upwards thrust when lower, planar thrust ball bearing 319 reverses for screw rod 1; The lower pulling force, screw rod 1 that three design bearing are given respectively center, the screw rod 1 of screw rod 1 upwards thrust is provided with supporting-point flexibly.On screw rod 1, be also arranged with sleeve 314, back-up ring 315, sealing ring 316, baffle ring 318; Wherein a sleeve 314, sealing ring 316 are arranged on the end of top thrust ball bearing with flat seat 319, and press on revolution speed detecting device 5 on one end top of this sleeve 314, and other end top is pressed on the thrust ball bearing with flat seat 319 of top, the positioning action on playing axially; Wherein a sleeve 314, back-up ring 315, sealing ring 316 are arranged on the below of lower, planar thrust ball bearing 319, and back-up ring 315 is arranged on axle journal 109, and the top, one end of this sleeve 314 is pressed on lower, planar thrust ball bearing 319, and other end top is pressed on back-up ring 315; Between top thrust ball bearing with flat seat 319 and radial ball bearing 320 and be equipped with a baffle ring 318 between lower, planar thrust ball bearing 319 and radial ball bearing 320, one top, side of baffle ring 318 is pressed on top thrust ball bearing with flat seat 319 or lower, planar thrust ball bearing 319, another side is pushed up on the outer ring that is pressed in angular contact ball bearing 320 and is had gap with the inner ring of angular contact ball bearing 320, thereby guarantees centralized positioning; Baffle ring 318 between lower, planar thrust ball bearing 319 and angular contact ball bearing 320 is the inside extended structure of fixed cover 113, and fixed cover 113 is connected by screw on inside casing 301; Sleeve 314 and back-up ring 315 are axially fixed in inside casing 301 on the Part III 108 of screw rod 1, and sealing ring 316 plays sealing to bearing; After inside casing 301 is installed on screw rod 1, the center line of two counterbores 305 is vertical with the axial line of screw rod 1.On housing 302, offer two concentric through holes 304, inside casing 301 and housing 302 are rotationally connected by two bearing pins 303, and specifically every bearing pin 303 gaps are arranged in a through hole 304 and a counterbore 305, on housing 302, be provided with screw 306, screw 306 arranges near two through holes 304, and screw 306 tops are pressed on bearing pin 303, for two bearing pins 303 are positioned to housing 302 and inside casing 301, on housing 302, be also fixed with two spindle noses 307 of coaxial setting, two spindle noses 307 axial line and heavy straight setting of the center line of two through holes 304, two spindle noses 307 be rotatably connected on electric control box 8 side direction and two fixed heads 81 that be arranged in parallel on, be housing 302 and the hinged center of inside casing 301, the hinged central vertical setting of housing 302 and electric control box 8, two bearing pins 303 between inside casing 301 and housing 302 form X-axis and rotate, two spindle noses 307 between housing 302 and electric control box 8 form Y-axis and rotate, the position deviation that X-axis and Y-axis form plane universal rotational among a small circle while installing on required corner or foundation of civil work when Z axis (screw rod 1) work to be provided obtains required corner, the ledge structure of two spindle noses 307 fixed head 81 parallel with two not only make housing 302 swing with respect to electric control box 8, and limited housing 302 along spindle nose 307 direction of axis line move, locate more reliable.Between spindle nose 307 and fixed head 81, be provided with location structure, as shown in Figure 1, Figure 2, shown in Fig. 9, location structure of the present utility model comprises two several bolts hole 82 that circumferentially arrange along spindle nose 307 centered by spindle nose 307 axle center on positioning bolt 310, nut, fixed head 81, and being opened in several bolts hole 317 on spindle nose 307, positioning bolt 310 is arranged on bolt hole 317 with in bolt hole 82 and formed and be connected by nut; In the time that screw rod 1 is adjusted to suitable angle, by positioning bolt 310 and nut, housing 302 is fixed on this position.Location structure can optionally use: when rectilinear direction vertical at needs or that determine angle is opened, can position by location structure adjusting to after suitable angle; If desired energy flexible rotating in X-axis, Y-axis, regioselective structure does not position.
As shown in figure 14, by the manual and electric double-purpose headstock gear of the present utility model side of being applied in gate 9, now screw rod 1 vertically arranges, and when the motor reducer of integral type or handwheel drive, square gate 9 moves up and down.
As shown in figure 15, when manual and electric double-purpose headstock gear of the present utility model is applied on rotation weir gate 10, screw rod 1 is obliquely installed according to the requirement of rotation; When the motor reducer of integral type or handwheel drive, rotation weir gate 10 rotates according to the flexible of telescopic 102.
This manual and electric double-purpose headstock gear install time by gear-box 2, revolution speed detecting device 5, steering mechanism 4, universal plate 3, electric driver mechanism 6, hand-drive mechanism 7 is connected in aggregates with screw rod 1, self have outside swinging structure by universal plate 3, by hinged to this entirety and electric control box 8, make screw rod 1 can carry out multi-angle adjusting, therefore this manual and electric double-purpose headstock gear not only can be applied to vertical gate opening or cut out, but also can be applied to drum gate, flap valve, rotation weir gate, decanting machine, turn the unlatching of the turnover doors such as butterfly fine filter or close, this manual and electric double-purpose headstock gear is easy to operate, applied range, in addition, by steering mechanism 4 is set, makes the motor reducer of integral type or handwheel can control separately screw rod 1 and rotate to drive telescopic 102 along screw rod 1 axial stretching, thereby make electric drive and hand-drive can not produce interference, therefore electric drive and hand-drive operation are more laborsaving, use safer, revolution detector can react the rotating speed of screw rod 1 more clearly, the speed of opening or closing of observing directly perceived, thereby the convenient speed opening and closing of adjusting, screw rod 1, nut 101 and telescopic 102 form relatively airtight space, and in this space repack with grease 104, extended application life of this stretching structure, opening or close while adjusting, adopt the structure that screw rod 1 rotates, nut 101 and telescopic 102 move vertically, thereby make simpler the gathering of whole manual and electric double-purpose headstock gear structure.
Embodiment bis-
Other structure and principle in the present embodiment and embodiment mono-are basic identical, difference is, location structure comprises several locating holes that circumferentially arrange along spindle nose 307 centered by spindle nose 307 axle center on alignment pin, fixed head 81, and be opened on spindle nose 307 several can with fixed head 81 on the overlapping locating hole of positioning head, alignment pin is arranged in locating hole; In the time that screw rod 1 is adjusted to suitable angle, can position the rotation of Y-axis by alignment pin.
Embodiment tri-
Other structure and principle in the present embodiment and embodiment mono-or enforcement two are basic identical, difference is, steering mechanism 4 comprises and is connected to casing 201 upper erengy band dynamic bevel gears 1 along screw rod 1 operating mechanism 42 in axial sliding, and the pre-tightening mechanism that can make bevel gear 1 contact with electric driver mechanism 6; Between described bevel gear 1 and electric driver mechanism 6, be provided with clutch structure.
Operating mechanism 42 in the present embodiment wraps fork 421, adapter sleeve 423 and is rotatably connected on the control stick 424 on casing 201; On casing 201, offer two concentric through holes 202, control stick 424 two ends are arranged in through hole 202, and casing 201 is stretched out in an end of control stick 424; Adapter sleeve 423 is set on control stick 424 and with control stick 424 and is connected, and the diameter of adapter sleeve 423 is greater than the diameter of through hole 202; One end of fork 421 is connected on connecting rod, and the other end has to the locating piece 422 of bevel gear one 203 direction projections, offers the cannelure 411 that holds locating piece 422 for gap on bevel gear 1.Not when manipulation bar 424, locating piece 422 matched in clearance of cannelure 411 and fork 421, bevel gear 1 can be rotated by relative positioning pieces 422; When manipulation bar 424, locating piece 422 tops are pressed on cannelure 411 sidewalls of bevel gear 1, thereby band dynamic bevel gear 1 is made axial slip.
Pre-tightening mechanism in the present embodiment comprises the Compress Spring 43 being set on screw rod 1, Compress Spring 43 tops press top, one end to be pressed on the locating surface 206 of bevel gear 1, bevel gear 1 is contacted with electric driver mechanism 6, and other end top presses on the locking nut 101 of revolution speed detecting device 5.
Clutch structure in the present embodiment comprises clutch fluted disc on electric driver mechanism 6 output shafts 61 and is opened in the clutch tooth 412 on bevel gear 1, and the clutch tooth 412 on bevel gear 1 engages with clutch fluted disc 61.When manipulation mechanism 42, the clutch tooth 412 on bevel gear 1 does not keep engage with the clutch fluted disc 61 on output shaft on electric driver mechanism 6, and electric driver mechanism 6 can rotate by bevel gear one 203 drive screw rods 1; When manipulation mechanism 42, promote bevel gear 1 and slide along screw rod 1, separate with clutch fluted disc 61, bevel gear 1 engages with bevel gear 2 204, and hand-drive mechanism 7 can drive screw rod 1 to rotate by bevel gear 2 204, bevel gear 1.
Embodiment tetra-
Other structure and principle in the present embodiment and embodiment tri-are basic identical, and difference is, operating mechanism 42 wraps fork 421 and the control stick 424 of strip; Circumferentially rotate at described control stick 424 two ends, axial restraint is connected on casing 201, and casing 201 is stretched out in an end of control stick 424; One end of fork 421 is connected on connecting rod, and the other end has to the locating piece 422 of bevel gear one 203 direction projections, offers the cannelure 411 that holds locating piece 422 for gap on bevel gear 1.
Although more use screw rod 1 herein, nut 101, telescopic 102, protective jacket 103, lubricating grease 104, approach switch 1, Part I 106, Part II 107, Part III 108, axle journal 109, Part IV 110, detect hole 111, approach switch 2 112, fixed cover 113, gear-box 2, casing 201, through hole 202, bevel gear 1, bevel gear 2 204, gear shaft 205, locating surface 206, little axle 207, bearing 208, positioning sleeve 209, universal plate 3, inside casing 301, housing 302, bearing pin 303, through hole 304, counterbore 305, screw 306, spindle nose 307, positioning bolt 310, outer girth sheets 311, interior girth sheets 312, reinforcing prop 313, sleeve 314, back-up ring 315, sealing ring 316, bolt hole 317, baffle ring 318, thrust ball bearing with flat seat 319, radial ball bearing 320, steering mechanism 4, clutch cover 41, cannelure 411, clutch tooth 412, operating mechanism 42, fork 421, locating piece 422, adapter sleeve 423, control stick 424, position-limiting drum 425, Compress Spring 43, revolution speed detecting device 5, sensing dish 51, sensor 52, electric driver mechanism 6, clutch fluted disc 61, hand-drive mechanism 7, electric control box 8, fixed head 81, bolt hole 82, side's gate 9, rotation weir gate 10 terms such as grade, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (10)
1. a manual and electric double-purpose headstock gear, comprise screw rod (1), gear-box (2), electric driver mechanism (6) and hand-drive mechanism (7), it is characterized in that, described gear-box (2) is set in one end of screw rod (1), it is upper that described electric driver mechanism (6) and hand-drive mechanism (7) are connected to gear-box (2), and described gear-box (2) is provided with the steering mechanism (4) that can make electric driver mechanism (6) or hand-drive mechanism (7) be connected with screw rod (1).
2. a kind of manual and electric double-purpose headstock gear according to claim 1, it is characterized in that, described gear-box (2) comprises casing (201), bevel gear one (203) and bevel gear two (204), described bevel gear one (203) is circumferentially fixed, sliding axially is arranged on screw rod (1), bevel gear two (204) is connected with hand-drive mechanism (7), energy and bevel gear two (204) engagements when described bevel gear one (203) slides axially.
3. a kind of manual and electric double-purpose headstock gear according to claim 2, it is characterized in that, described steering mechanism (4) comprise circumferentially fix, sliding axially is arranged on the clutch cover (41) on screw rod (1), be connected to the moving clutch cover (41) in casing (201) upper erengy band along screw rod (1) operating mechanism (42) in axial sliding, and can make clutch cover (41) top be pressed in the pre-tightening mechanism on electric driver mechanism (6); Described clutch cover (41) is arranged between bevel gear one (203) and electric driver mechanism (6), and is provided with clutch structure between described clutch cover (41) and electric driver mechanism (6).
4. a kind of manual and electric double-purpose headstock gear according to claim 3, is characterized in that, described operating mechanism (42) bag fork (421), adapter sleeve (423) and be rotatably connected on the control stick (424) on casing (201); On described casing (201), offer two concentric through holes (202), described control stick (424) two ends are arranged in through hole (202), and casing (201) is stretched out in an end of control stick (424); Described adapter sleeve (423) is set in control stick (424) above and is connected with control stick (424), and the diameter of described adapter sleeve (423) is greater than the diameter of through hole (202); One end of described fork (421) is connected on connecting rod, and the other end has to the locating piece (422) of clutch cover (41) direction projection, offers the cannelure (411) that holds locating piece (422) for gap on described clutch cover (41).
5. according to a kind of manual and electric double-purpose headstock gear described in claim 3 or 4, it is characterized in that, described pre-tightening mechanism comprises the Compress Spring (43) being set on screw rod (1), described Compress Spring (43) and clutch cover (41) lay respectively at the both sides of bevel gear one (203), and described Compress Spring (43) top is pressed on bevel gear one (203).
6. according to a kind of manual and electric double-purpose headstock gear described in claim 3 or 4, it is characterized in that, described clutch structure comprises the clutch fluted disc (61) on electric driver mechanism (6) output shaft and is opened in the clutch tooth (412) of clutch cover (41) end, and the clutch tooth (412) on described clutch cover (41) can engage with clutch fluted disc (61).
7. a kind of manual and electric double-purpose headstock gear according to claim 2, it is characterized in that, described steering mechanism (4) comprises and is connected to casing (201) upper erengy band dynamic bevel gear one (203) along screw rod (1) operating mechanism (42) in axial sliding, and the pre-tightening mechanism that can make bevel gear one (203) contact with electric driver mechanism (6); Between described bevel gear one (203) and electric driver mechanism (6), be provided with clutch structure.
8. a kind of manual and electric double-purpose headstock gear according to claim 7, is characterized in that, described operating mechanism (42) bag fork (421), adapter sleeve (423) and be rotatably connected on the control stick (424) on casing (201); On described casing (201), offer two concentric through holes (202), described control stick (424) two ends are arranged in through hole (202), and casing (201) is stretched out in an end of control stick (424); Described adapter sleeve (423) is set in control stick (424) above and is connected with control stick (424), and the diameter of described adapter sleeve (423) is greater than the diameter of through hole (202); One end of described fork (421) is connected on connecting rod, and the other end has to the locating piece of bevel gear one (203) direction projection (422), offers the cannelure (411) that holds locating piece (422) for gap on described bevel gear one (203).
9. according to a kind of manual and electric double-purpose headstock gear described in claim 7 or 8, it is characterized in that, described pre-tightening mechanism comprises the Compress Spring (43) being set on screw rod (1), and described Compress Spring (43) top is pressed on bevel gear one (203).
10. according to a kind of manual and electric double-purpose headstock gear described in claim 7 or 8, it is characterized in that, described clutch structure comprises the clutch fluted disc (61) on electric driver mechanism (6) output shaft and is opened in the clutch tooth (412) on bevel gear one (203), and the clutch tooth (412) on described bevel gear one (203) engages with clutch fluted disc (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694400.8U CN203613517U (en) | 2013-11-05 | 2013-11-05 | Manual and electric dual-purpose hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694400.8U CN203613517U (en) | 2013-11-05 | 2013-11-05 | Manual and electric dual-purpose hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203613517U true CN203613517U (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320694400.8U Expired - Fee Related CN203613517U (en) | 2013-11-05 | 2013-11-05 | Manual and electric dual-purpose hoist |
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| Country | Link |
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| CN (1) | CN203613517U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670547A (en) * | 2019-10-14 | 2020-01-10 | 田更 | Single-hand push type double-hanging screw hoist |
| CN112720311A (en) * | 2021-03-31 | 2021-04-30 | 山东科技职业学院 | Pipeline dismouting auxiliary table |
-
2013
- 2013-11-05 CN CN201320694400.8U patent/CN203613517U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670547A (en) * | 2019-10-14 | 2020-01-10 | 田更 | Single-hand push type double-hanging screw hoist |
| CN110670547B (en) * | 2019-10-14 | 2021-08-24 | 嘉兴德基机械设计有限公司 | Single-hand push type screw hoist |
| CN112720311A (en) * | 2021-03-31 | 2021-04-30 | 山东科技职业学院 | Pipeline dismouting auxiliary table |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee after: Purification of holdings Limited by Share Ltd Address before: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee before: Water Treatment Holding Group Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20181105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |