CN202343812U - Hydraulic cutting steel bar straightening machine - Google Patents
Hydraulic cutting steel bar straightening machine Download PDFInfo
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- CN202343812U CN202343812U CN2011204815696U CN201120481569U CN202343812U CN 202343812 U CN202343812 U CN 202343812U CN 2011204815696 U CN2011204815696 U CN 2011204815696U CN 201120481569 U CN201120481569 U CN 201120481569U CN 202343812 U CN202343812 U CN 202343812U
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Abstract
The utility model discloses a hydraulic cutting steel bar straightening machine belonging to the field of building material processing equipment, and particularly relates to a mechanical device for adjusting the curvature of building frame type materials. The hydraulic cutting steel bar straightening machine is characterized in that a feedstock pre-straightening mechanism (2) is arranged in front of a feeding box (3), a rotary straightening mechanism (4) and a hydraulic cutting mechanism (6) are mounted between the feeding box (3) and a supplying box (5), the feeding box (3) and the supplying box (5) are linked together via a chain wheel and a chain link, the supplying box (5) and the rotary straightening mechanism (4) are respectively linked with an electromotor, and one end of the hydraulic cutting mechanism (6) is linked with an electric control system. The hydraulic cutting steel bar straightening machine has the advantages of being low in labor intensity, high in automaticity, high in production efficiency, being free from manual count, and the like.
Description
Technical field
Hydraulic pressure cuts off bar straightener, belongs to construction material process equipment field, is specifically related to a kind of mechanical device of adjusting building frame class material bending degree.
Background technology
Along with the bar straightener cutting machine in building trade, use increasingly extensive, when realizing the straightening and abscinding function, the dimensional accuracy of its processing reinforcing bar and the requirement of operating efficiency aspect are also being improved constantly; The simple rotating disk that before uses is stretching; Can cause certain injury to armature wire with the artificial method of shearing or cutting of bolt clipper then, the durability degree of wire rod itself is descended with cutting machine, and owing to the used all kinds of wire rods in construction site are more; So it is noisy because of beaing the noise that causes; Cause very big noise pollution, and labor strength is excessive, needs artificial counting; Production efficiency is low excessively, and the reinforcing bar length dimension is wayward, error is big, waste time and energy and take a lot of work.
Summary of the invention
The technical problem that the utility model will solve is: overcome the deficiency of prior art, the hydraulic pressure that provide that a kind of labour intensity is low, automaticity is high, need not artificial counting, production efficiency is high cuts off bar straightener.
The utility model solves the technical scheme that its technical problem adopted: this hydraulic pressure cuts off bar straightener; Comprise rack-mounted material feeding box, box for feeding odd and motor; It is characterized in that: charging prerecting machine structure is set in material feeding box the place ahead; Rotation straightening mechanism and hydraulic cutting mechanism are installed between material feeding box and box for feeding odd; Material feeding box and box for feeding odd connect through the sprocket wheel chain, and box for feeding odd links with motor respectively with rotation straightening mechanism, and hydraulic cutting mechanism one end and electric-control system link.
Described charging prerecting machine structure comprises charging wire sleeve, adjusting screw mandrel, handwheel and preparatory through ship, and through ship is provided with 5 altogether in advance, and screw mandrel connection handwheel is passed through to regulate in two on top, and three of bottoms fixedly mount charging wire sleeve porch flue and are provided with.Two the preparatory through ships in top can through handwheel with regulate screw mandrel and regulate, eliminate the internal stress of reinforcing bar with this, the be more convenient for charging of reinforcing bar of the charging wire sleeve inlet of tubaeform setting.
Described material feeding box comprises casing, charging wheel, main shaft, travel(l)ing rest, locating shaft and handle shift fork; The charging wheel is provided with two; The charging wheel on top is installed on the travel(l)ing rest, and travel(l)ing rest top is installed in the casing internal upper part through locating shaft, and the travel(l)ing rest top connects the handle shift fork through spring and pull bar; The charging wheel of bottom is fixedly mounted on main shaft one end, and the main shaft other end is installed sprocket wheel.Through spring, pull bar and the handle shift fork that the travel(l)ing rest top connects, can regulate two charging wheels of top, be convenient to compress wire rod, make wire rod have certain pressure and frictional force, thereby impel armature wire to advance.
Described box for feeding odd comprises casing, drawing-inroller, travel(l)ing rest, locating shaft, handle shift fork, worm gear and worm-wheel shaft; The drawing-inroller on top is installed on the travel(l)ing rest; The drawing-inroller of bottom is fixedly mounted on worm-wheel shaft one end; Worm gear and worm-wheel shaft are installed in bottom in the casing, and the worm-wheel shaft other end is installed sprocket wheel.
The setting that all is square of the cross section of the feeding channel of the feeding channel that two chargings wheel of described material feeding box forms and two drawing-inrollers formation of box for feeding odd.
Described rotation straightening mechanism comprises straightening wheels, straightening drum and vee-pulley and balance weight iron; Straightening drum connects motor through vee-pulley; The straightening wheels of five same sizes are installed in the straightening drum, are divided into two groups, two one group straightening wheels one side is equipped with balance weight iron.Straightening drum and box for feeding odd connect same motor simultaneously, through computer control, can make both keep synchronous operation.
Described straightening wheels comprise straightening wheel, straightening wheel fixed head, alignment pin fixed cover and round nut, and the straightening wheels are fixed on the straightening drum through straightening wheel fixed head.Can up-down adjustment, also can realize the rotation adjusting of angle.
Described hydraulic cutting mechanism comprises movable guiding rail, hydraulic jack, cut-out bed plate, movable cylinder seat, piston knife bar, cuts off upper slitter and integrated package; Solenoid directional control valve, overflow valve and Pressure gauge are housed on the integrated package; The piston knife bar is installed in the hydraulic jack; Install on the piston knife bar and cut off upper slitter, movable cylinder seat is installed on the movable guiding rail and the cut-out bed plate is housed, and the movable cylinder seat other end connects the counterweight stone roller.The machining direction that changes cutting knife through solenoid directional control valve is accomplished cut-out work, through the oil pressure of overflow valve regulator solution compressing cylinder, shows cut-out pressure through Pressure gauge.
Described hydraulic cutting mechanism one side also is provided with the blanking frame, on the blanking frame length controller is housed, and travel switch is installed in the length controller, and travel switch and electric-control system link.The length of blanking frame can be made according to concrete production needs, and length controller passes to electric-control system through forming switch with signal, realizes that cutting knife cuts off rolling counters forward.
Compared with prior art, the beneficial effect that the utility model had is:
1, mechanization straightening; Hydraulic pressure cuts off: come a building type reinforcing bar material place under repair, straightening through rotatably compressing adjustment, and cut off through the hydraulic pressure shearing device, eliminated because of manual work and knocked the noise that brings; Reduce labour intensity, improved operating efficiency;
2, count automatically: length controller passes to electric-control system through travel switch with signal; By the direction of electric control system controls solenoid directional control valve change feed, realize that cutting knife cuts off, counter is counted automatically; Save the trouble of artificial counting, further improved operating efficiency;
3, straightening effect is remarkable, and in advance straight through charging prerecting machine structure at first effectively eliminated the internal stress of reinforcing bar, for better straightening is laid the groundwork; Moreover through spring, pull bar and handle shift fork that the travel(l)ing rest top connects, can regulate two charging wheels of top, be convenient to compress wire rod, make wire rod have certain pressure and frictional force, thereby impel armature wire to advance; Carry out straightening completely by rotation straightening mechanism at last, make reinforcing bar before cutting off, can keep good glacing flatness.
Description of drawings
Fig. 1 is the utility model structural front view sketch map.
Fig. 2 is the utility model structure side view sketch map.
Fig. 3 is the charging prerecting machine structure sketch map of the utility model.
Fig. 4 is the front view cross-sectional schematic of the utility model material feeding box.
Fig. 5 is the vertical view sketch map of the utility model rotation straightening mechanism.
Fig. 6 is the front view cross-sectional schematic of the utility model straightening wheels.
Fig. 7 is the front view sketch map figure of the utility model box for feeding odd.
Fig. 8 is the side view cross-sectional schematic of the utility model box for feeding odd.
Fig. 9 is the vertical view sketch map of the utility model hydraulic cutting mechanism.
Figure 10 is the side view sketch map of the utility model hydraulic cutting mechanism.
Figure 11 is the front view sketch map of the utility model blanking frame.
Wherein: 1; Frame 2; Charging prerecting machine structure 3; Material feeding box 4; Rotation straightening mechanism 5; Box for feeding odd 6; Hydraulic cutting mechanism 7; Charging wire sleeve 8; Regulate screw mandrel 9; Handwheel 10; Preparatory through ship 11; Charging wheel 12; Main shaft 13; Travel(l)ing rest 14; Sprocket wheel 15; Locating shaft 16; Casing 17; Spring 18; Pull bar 19; Handle shift fork 20; Balance weight iron 21; Straightening wheels 22; Straightening drum 23; Vee-pulley 24; Worm screw 25; Worm gear 26; Worm-wheel shaft 27; Straightening wheel 28; Straightening wheel fixed head 29; Alignment pin fixed cover 30; Movable guiding rail 31; Solenoid directional control valve 32; Overflow valve 33; Pressure gauge 34; Hydraulic jack 35; Cut off bed plate 36; Movable cylinder seat 37; Piston knife bar 38; Cut off upper slitter 39; Integrated package 40; Blanking frame 41; Length controller 42; Drawing-inroller 43; The counterweight stone roller.
Fig. 1～11st, the most preferred embodiment of the utility model further specifies below in conjunction with 1～11 pair of the utility model of accompanying drawing:
The specific embodiment
With reference to accompanying drawing 1～11:
This hydraulic pressure cuts off bar straightener; Comprise the material feeding box 3, box for feeding odd 5 and the motor that are installed on the frame 1; In material feeding box 3 the place aheads charging prerecting machine structure 2 is set, rotation straightening mechanism 4 and hydraulic cutting mechanism 6 are installed between material feeding box 3 and box for feeding odd 5, material feeding box 3 connects through the sprocket wheel chain with box for feeding odd 5; Box for feeding odd 5 links with motor respectively with rotation straightening mechanism 4, and hydraulic cutting mechanism 6 one ends and electric-control system link.
Charging prerecting machine structure 2 comprises charging wire sleeve 7, adjusting screw mandrel 8, handwheel 9 and preparatory through ship 10, and through ship 10 is provided with 5 altogether in advance, and screw mandrel 8 connection handwheels 9 are passed through to regulate in two on top, three fixed installations in bottom, the 7 porch flues settings of charging wire sleeve.
Box for feeding odd 5 comprises casing 16, drawing-inroller 42, travel(l)ing rest 13, locating shaft 15, handle shift fork 19, worm gear 25 and worm-wheel shaft 26; The drawing-inroller 42 on top is installed on the travel(l)ing rest 13; The drawing-inroller 42 of bottom is fixedly mounted on worm-wheel shaft 26 1 ends; Worm gear 25 is installed in bottom in the casing 16 with worm-wheel shaft 26, and worm-wheel shaft 26 other ends are installed sprocket wheel 14.
The setting that all is square of the cross section of the feeding channel of the feeding channel that two chargings wheel 11 of material feeding box 3 forms and two drawing-inrollers, 42 formation of box for feeding odd 5.
Rotation straightening mechanism 4 comprises straightening wheels 21, straightening drum 22 and vee-pulley 23 and balance weight iron 20; Straightening drum 22 connects motor through vee-pulley 23; The straightening wheels 21 of five same sizes are installed in the straightening drum 22; Be divided into two groups, two one group straightening wheels 21 1 sides are equipped with balance weight iron 20.
Straightening wheels 21 comprise straightening wheel 27, straightening wheel fixed head 28, alignment pin fixed cover 29 and round nut, and straightening wheels 21 are fixed on the straightening drum 22 through straightening wheel fixed head 28.
Hydraulic cutting mechanism 6 comprises movable guiding rail 30, hydraulic jack 34, cut-out bed plate 35, movable cylinder seat 36, piston knife bar 37, cuts off upper slitter 38 and integrated package 39; Solenoid directional control valve 31, overflow valve 32 and Pressure gauge 33 are housed on the integrated package 39; Piston knife bar 37 is installed in the hydraulic jack 34; Install on the piston knife bar 37 and cut off upper slitter 38, movable cylinder seat 36 is installed on the movable guiding rail 30 and is equipped with and cuts off bed plate 35, and movable cylinder seat 36 other ends connect counterweight stone roller 43.
In addition, hydraulic cutting mechanism 6 one sides also are provided with blanking frame 40, and length controller 41 is housed on the blanking frame 40, and travel switch is installed in the length controller 41, and travel switch and electric-control system link.
The course of work is following:
Before the start; Be input to the bar number of the reinforcing bar that needs bundling in the counter on the electric-control system electric control panel, will treat that then the reinforcing bar of straightening is got in the charging prerecting machine structure 2 passage of reinforcing bar through being formed by 5 preparatory through ships 10 by charging wire sleeve 7 flaring porch; Can drive the adjusting screw mandrel 8 that connects with it through rotating handwheel 9; Two preparatory through ships 10 to the top are regulated, and eliminate the internal stress of reinforcing bar with this, for better straightening is laid the groundwork; Then, from charging prerecting machine structure 2, come out to enter into material feeding box 3, reinforcing bar gets in the square feeding channel of two chargings wheel, 11 formation; Through turning handle shift fork 19, drive spring 17 and pull bar 18 motions, a charging wheel 11 on top is regulated; When handle shift fork 19 was lifted, two chargings were taken turns 11 centers and are increased more convenient threading work; Threading falls handle shift fork 19 after accomplishing, and just can compress armature wire; Make between reinforcing bar and the charging wheel 11 to have certain pressure, utilize frictional force to impel armature wire to advance.
After from material feeding box 3, coming out; Can enter into rotation straightening mechanism 4, carry out further straightening, again because straightening wheels 21 take turns fixed head 28 through straightening and straightening drum 22 links through 21 pairs of reinforcing bars of 5 groups of straightening wheels; Therefore; Can regulate up and down, also can realize the adjusting of the anglec of rotation, fixing after adjusting is accomplished by round nut on the straightening wheels 21 and alignment pin fixed cover 29.
After straightening work finishes, can enter into hydraulic cutting mechanism 6, seesaw through piston knife bar 37 and cut off armature wire by rotation straightening mechanism 4; When cut-out upper slitter 38 stretches out; Armature wire moves on, and movable cylinder seat 36 advanced in unison with it on movable guiding rail 30 is cut off after upper slitter 38 returns; Movable cylinder seat 36 resets under counterweight sticks together 43 effect, through cutting off upper slitter 38 and cutting off 35 pairs of reinforcing bars of bed plate and cut off; Simultaneously, come the direction of control break feed, accomplish cut-out work through solenoid directional control valve 31; Through the oil pressure in the overflow valve 32 regulator solution compressing cylinders 34, and through Pressure gauge 33 demonstration cut-out pressures, after cut-out is accomplished; Promptly fall on the blanking frame 40 at hydraulic cutting mechanism 6 rears, when armature wire touched the length controller 41 on the blanking frame 40, the travel switch in the length controller 41 passed to electric-control system to signal at once; By electric control system controls solenoid directional control valve 31, solenoid directional control valve 31 control cutting knifes cut off rolling counters forward; When the reinforcing bar number reaches bar in the counter on the electric-control system electric control panel before this and counts; Straightener automatic stopping, workman's bundling, bundling finish and continue start work by reset key.
In addition, because straightening drum 22 connects same motor simultaneously with box for feeding odd 5, therefore, straightening drum 22 can be realized synchronous operation with box for feeding odd 5.
The above; It only is the preferred embodiment of the utility model; Be not to be the restriction of the utility model being made other form, any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But every the utility model technical scheme content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of the utility model technical scheme according to the technical spirit of the utility model.
Claims (9)
1. hydraulic pressure cuts off bar straightener; Comprise the material feeding box (3), box for feeding odd (5) and the motor that are installed on the frame (1); It is characterized in that: charging prerecting machine structure (2) is set in material feeding box (3) the place ahead; Rotation straightening mechanism (4) and hydraulic cutting mechanism (6) are installed between material feeding box (3) and box for feeding odd (5); Material feeding box (3) and box for feeding odd (5) connect through the sprocket wheel chain, and box for feeding odd (5) and rotation straightening mechanism (4) link with motor respectively, and hydraulic cutting mechanism (6) one ends and electric-control system link.
2. hydraulic pressure according to claim 1 cuts off bar straightener; It is characterized in that: described charging prerecting machine structure (2) comprises charging wire sleeve (7), adjusting screw mandrel (8), handwheel (9) and preparatory through ship (10); Through ship (10) is provided with 5 altogether in advance; Two on top is passed through to regulate screw mandrel (8) and is connected handwheel (9), three fixed installations in bottom, and charging wire sleeve (7) porch flue is provided with.
3. hydraulic pressure according to claim 1 cuts off bar straightener; It is characterized in that: described material feeding box (3) comprises casing (16), charging wheel (11), main shaft (12), travel(l)ing rest (13), locating shaft (15) and handle shift fork (19); Charging wheel (11) is provided with two; The charging wheel (11) on top is installed on the travel(l)ing rest (13), and travel(l)ing rest (13) top is installed in casing (16) internal upper part through locating shaft (15), and travel(l)ing rest (13) top connects handle shift fork (19) through spring (17) and pull bar (18); The charging wheel (11) of bottom is fixedly mounted on main shaft (12) one ends, and main shaft (12) other end is installed sprocket wheel (14).
4. hydraulic pressure according to claim 1 cuts off bar straightener; It is characterized in that: described box for feeding odd (5) comprises casing (16), drawing-inroller (42), travel(l)ing rest (13), locating shaft (15), handle shift fork (19), worm gear (25) and worm-wheel shaft (26); The drawing-inroller on top (42) is installed on the travel(l)ing rest (13); The drawing-inroller of bottom (42) is fixedly mounted on worm-wheel shaft (26) one ends; Worm gear (25) and worm-wheel shaft (26) are installed in the interior bottom of casing (16), and worm-wheel shaft (26) other end is installed sprocket wheel (14).
5. hydraulic pressure according to claim 1 cuts off bar straightener, it is characterized in that: the setting that all is square of the cross section of the feeding channel of two drawing-inrollers (42) formation of feeding channel that two chargings wheels (11) of described material feeding box (3) form and box for feeding odd (5).
6. hydraulic pressure according to claim 1 cuts off bar straightener; It is characterized in that: described rotation straightening mechanism (4) comprises straightening wheels (21), straightening drum (22) and vee-pulley (23) and balance weight iron (20); Straightening drum (22) connects motor through vee-pulley (23); The straightening wheels (21) of five same sizes are installed in the straightening drum (22), are divided into two groups, two one group straightening wheels (21) one sides are equipped with balance weight iron (20).
7. hydraulic pressure according to claim 6 cuts off bar straightener; It is characterized in that: described straightening wheels (21) comprise straightening wheel (27), straightening wheel fixed head (28), alignment pin fixed cover (29) and round nut, and straightening wheels (21) are fixed on the straightening drum (22) through straightening wheel fixed head (28).
8. hydraulic pressure according to claim 1 cuts off bar straightener; It is characterized in that: described hydraulic cutting mechanism (6) comprises movable guiding rail (30), hydraulic jack (34), cut-out bed plate (35), movable cylinder seat (36), piston knife bar (37), cuts off upper slitter (38) and integrated package (39); Solenoid directional control valve (31), overflow valve (32) and Pressure gauge (33) are housed on the integrated package (39); Piston knife bar (37) is installed in the hydraulic jack (34); Piston knife bar (37) is gone up to install and is cut off upper slitter (38), and movable cylinder seat (36) is installed in movable guiding rail (30) and goes up and be equipped with cut-out bed plate (35), and movable cylinder seat (36) other end connects counterweight stone roller (43).
9. hydraulic pressure according to claim 8 cuts off bar straightener; It is characterized in that: described hydraulic cutting mechanism (6) one sides also are provided with blanking frame (40); Length controller (41) is housed on the blanking frame (40), travel switch is installed in the length controller (41), travel switch and electric-control system link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204815696U CN202343812U (en) | 2011-11-28 | 2011-11-28 | Hydraulic cutting steel bar straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204815696U CN202343812U (en) | 2011-11-28 | 2011-11-28 | Hydraulic cutting steel bar straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202343812U true CN202343812U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204815696U Expired - Fee Related CN202343812U (en) | 2011-11-28 | 2011-11-28 | Hydraulic cutting steel bar straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202343812U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978126A (en) * | 2014-05-12 | 2014-08-13 | 国家电网公司 | Automatic cable cutting machine |
| CN104118761A (en) * | 2014-07-07 | 2014-10-29 | 重庆伊曼环保设备有限公司 | Wire cutting machine |
| CN104226862A (en) * | 2014-08-22 | 2014-12-24 | 芜湖卓越线束系统有限公司 | Electric wire straightener |
| CN104493013A (en) * | 2014-12-23 | 2015-04-08 | 冯广建 | Double-line palm closing type reinforcement bar straightening mechanism and double-line palm closing type reinforcement bar straightening machine |
| CN104588540A (en) * | 2015-02-06 | 2015-05-06 | 国家电网公司 | Reinforcement straightening device |
| CN105964839A (en) * | 2016-06-24 | 2016-09-28 | 天津市曙光金属网有限公司 | Automatic metal net wire machining system |
| CN107931485A (en) * | 2017-11-01 | 2018-04-20 | 芜湖市鸿坤汽车零部件有限公司 | A kind of automobile guy cable process equipment |
| CN109794567A (en) * | 2018-12-20 | 2019-05-24 | 天长市龙亨电子有限公司 | A kind of controller for electric vehicle productive power line processing intercept unit |
| CN109865780A (en) * | 2019-04-17 | 2019-06-11 | 昆山新浦瑞金属材料有限公司 | For producing the automatic shredding device of high-hardness steel shots |
| CN110303099A (en) * | 2019-07-30 | 2019-10-08 | 朱凯旋 | Equipment is straightened in a kind of municipal works cable |
-
2011
- 2011-11-28 CN CN2011204815696U patent/CN202343812U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978126A (en) * | 2014-05-12 | 2014-08-13 | 国家电网公司 | Automatic cable cutting machine |
| CN104118761A (en) * | 2014-07-07 | 2014-10-29 | 重庆伊曼环保设备有限公司 | Wire cutting machine |
| CN104226862A (en) * | 2014-08-22 | 2014-12-24 | 芜湖卓越线束系统有限公司 | Electric wire straightener |
| CN104493013A (en) * | 2014-12-23 | 2015-04-08 | 冯广建 | Double-line palm closing type reinforcement bar straightening mechanism and double-line palm closing type reinforcement bar straightening machine |
| CN104588540A (en) * | 2015-02-06 | 2015-05-06 | 国家电网公司 | Reinforcement straightening device |
| CN105964839A (en) * | 2016-06-24 | 2016-09-28 | 天津市曙光金属网有限公司 | Automatic metal net wire machining system |
| CN107931485A (en) * | 2017-11-01 | 2018-04-20 | 芜湖市鸿坤汽车零部件有限公司 | A kind of automobile guy cable process equipment |
| CN109794567A (en) * | 2018-12-20 | 2019-05-24 | 天长市龙亨电子有限公司 | A kind of controller for electric vehicle productive power line processing intercept unit |
| CN109794567B (en) * | 2018-12-20 | 2020-04-17 | 天长市龙亨电子有限公司 | Electric wire processing cuts equipment for electric vehicle controller production |
| CN109865780A (en) * | 2019-04-17 | 2019-06-11 | 昆山新浦瑞金属材料有限公司 | For producing the automatic shredding device of high-hardness steel shots |
| CN110303099A (en) * | 2019-07-30 | 2019-10-08 | 朱凯旋 | Equipment is straightened in a kind of municipal works cable |
| CN110303099B (en) * | 2019-07-30 | 2020-12-08 | 程荧 | Municipal works cable equipment of flare-outing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20151128 |