CN104609301A - Screw rod type electric rail clamping device - Google Patents
Screw rod type electric rail clamping device Download PDFInfo
- Publication number
- CN104609301A CN104609301A CN201510064138.2A CN201510064138A CN104609301A CN 104609301 A CN104609301 A CN 104609301A CN 201510064138 A CN201510064138 A CN 201510064138A CN 104609301 A CN104609301 A CN 104609301A
- Authority
- CN
- China
- Prior art keywords
- trolley frame
- clamping device
- rail clamping
- frame
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/18—Travelling gear incorporated in or fitted to trolleys or cranes with means for locking trolleys or cranes to runways or tracks to prevent inadvertent movements
Abstract
The invention discloses a screw rod type electric rail clamping device. The screw rod type electric rail clamping device comprises a rack, a small trolley frame and an opening and closing limiting device, wherein the opening and closing limiting device is installed on the small trolley frame which is installed in the rack; the small trolley frame is provided with a screw rod component and a drive mechanism; the drive mechanism comprises a motor and a straight tooth speed reducer; the screw rod component comprises a screw rod, an ejection rod, a spring and a spring seat; the screw rod is connected with the ejection rod in a screwed mode; the ejection rod is externally sleeved by the spring base; the spring is arranged between the spring base and the small trolley frame; the motor drives the screw rod to rotate by the straight tooth speed reducer; the small trolley frame is hinged with a pair of support wheels; the spring base is hinged with a pair of connecting rods; the small trolley frame is hinged with a pair of tong arms; the connecting rods and the tong arms are movably connected; brake shoes are fixed on the tong arms. The rail clamping device is used for wind prevention during operation of pure electric driven rail type cranes; because a hydraulic device is not arranged, the environment pollution is reduced, the hydraulic conversion process is reduced, a control system is simplified, and the cost is reduced.
Description
Technical field
The present invention relates to a kind of rail clamping device, particularly relate to the electronic rail clamping device of a kind of screw-type.
Background technology
In recent years, domestic and international automatic dock development rapidly, the hoisting crane that full electricity drives becomes development tendency gradually, windproof garment under original bank crane and track crane mode of operation will adopt fluid pressure type rim brake or fluid pressure type rail clamping device, the shortcoming of fluid pressure type rim brake or fluid pressure type rail clamping device is: one is that hydraulic oil easily leaks, and causes environmental pollution; Two is that cost is high, and component part is many, and supportingly must have Hydraulic Station and hydraulic tubing, trouble point is many; Three is that efficiency comparison is low, needs first to be converted to hydraulic energy from electric energy, then to be converted to mechanical energy from hydraulic energy.Therefore, need to provide a kind of new technical scheme to solve the problems referred to above.
Summary of the invention
For the deficiency of existing conventional hydraulic formula rim brake or rail clamping device, the technical issues that need to address of the present invention are to provide the electronic rail clamping device of a kind of screw-type.Its structure is simple, with low cost, is provided the on-off action of rail clamping device by motor, and spring force transmits grip track by connecting rod, tong arm.
For solving technical matters of the present invention, the technical solution used in the present invention is:
The electronic rail clamping device of a kind of screw-type, it comprises frame, trolley frame and position limiter for open and close, described position limiter for open and close is installed on trolley frame, described trolley frame is arranged in frame, described trolley frame is provided with screw component and transmission device, described transmission device comprises motor and spur reduction machine, described screw component comprises screw mandrel, push rod, spring and spring perch, described screw mandrel is bolted with push rod, described push rod overcoat has spring perch, spring is provided with between described spring perch and trolley frame, described motor drives screw mandrel to rotate by spur reduction machine, described trolley frame is hinged with a pair bogie wheel, described spring perch is hinged with pair of links, hinged a pair tong arm of described trolley frame, described connecting rod is flexibly connected with between tong arm, described tong arm is fixed with brake scotch.
Further, described trolley frame is floated by horizontal concrete chute and vertical chute and is arranged in frame.
Further, the contact surface be bolted between push rod on screw mandrel and spring perch is sphere or the conical surface.
Further, described frame is provided with a manual releasing handle, this manual releasing handle being opened for rail clamping device under the clear condition of motor power-off and clamping.
Further, described position limiter for open and close comprises upper limit position switch, lower position switch and switch striking plate, and described switch striking plate is fixed on push rod, and described upper and lower limit bit switch is fixed in frame, and switch is mechanical stroke switch or induction type proximity switch.
Beneficial effect of the present invention: electronic rail clamping device structure of the present invention is simple, control simple, lifting top rod is transferred by controlling the positive and negative of motor, and then compress and release spring, by being articulated with the connecting rod on spring perch, a pair tong arm being articulated with trolley frame and the brake scotch be fixed on tong arm, drive brake scotch inside contract and open outward, realize clamping and releasing of rail clamping device, reduce the pollution of fluid pressure type rail clamping device leakage to environment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is the structural representation of hinged pair of links on spring perch of the present invention.
Fig. 4 is the connection diagram of trolley frame of the present invention and frame.
Fig. 5 is the enlarged diagram of screw component of the present invention.
1, frame, 2, tong arm, 3, connecting rod, 4, motor, 5, position limiter for open and close, 51, upper limit position switch, 52, lower position switch, 53, switch striking plate, 6, spur reduction machine, 7, horizontal concrete chute, 8, screw mandrel, 9, push rod, 10, spring, 11, spring perch, 12, trolley frame, 13, bogie wheel, 14, brake scotch, 15, vertical chute, 16, manual releasing handle.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.Following examples, only for illustration of the present invention, are not used for limiting the scope of the invention.
As Fig. 1, Fig. 2, shown in Fig. 3, the electronic rail clamping device of a kind of screw-type of the present invention, it comprises frame 1, trolley frame 12 and position limiter for open and close 5, position limiter for open and close 5 is installed on trolley frame 12, trolley frame 12 is arranged in frame 1, trolley frame 12 is provided with screw component and transmission device, transmission device comprises motor 4 and spur reduction machine 6, screw component comprises screw mandrel 8, push rod 9, spring 10 and spring perch 11, screw mandrel 8 is bolted with push rod 9, push rod 9 overcoat has spring perch 11, spring 10 is provided with between spring perch 11 and trolley frame 12, motor 4 drives screw mandrel 8 to rotate by spur reduction machine 6, trolley frame 12 is hinged with a pair bogie wheel 13, spring perch 11 is hinged with pair of links 3, hinged a pair tong arm 2 of trolley frame 12, be flexibly connected between connecting rod 3 with tong arm 2, tong arm 2 is fixed with brake scotch 14.
With reference to figure 4, trolley frame 12 is floated by horizontal concrete chute 7 and vertical chute 15 and is arranged in frame 1.The errors of centration due to hoisting crane installation and the car body caused and track can be compensated.
With reference to figure 5, the contact surface be bolted between push rod 9 on screw mandrel 8 and spring perch 11 is sphere or the conical surface.Be arranged to sphere or the conical surface can reduce frictional resistance between push rod 9 and spring perch 11.
With reference to figure 2, frame 1 is provided with a manual releasing handle 16, this manual releasing handle 16 being opened for rail clamping device under the clear condition of motor 4 power-off and clamping.
With reference to figure 3, frame 1 is provided with position limiter for open and close 5, this position limiter for open and close comprises upper limit position switch 51, lower position switch 52 and switch striking plate 53, switch striking plate 53 is fixed on push rod 9, upper and lower limit bit switch 51,52 is fixed in frame 1, switch is mechanical stroke switch or induction type proximity switch, by spacing to the lifting of push rod 9, and then realizes the control to motor 4.
In rail clamping device of the present invention, push rod 9 is by controlling motor 4, spur reduction machine 6, drive screw mandrel 8 positive and negative rotation, thus drive push rod 9 to do dipping and heaving, and then compress and release spring 10, by being articulated with connecting rod 3 on spring perch 11, trolley frame 12 hinged tong arm 2, the brake scotch 14 be fixed on tong arm 2, brake scotch 14 is driven to inside contract and open outward, realize clamping and releasing of rail clamping device, the gripping power of track is provided by connecting rod 3 and tong arm 2 by spring 10, motor 4 is only supplied to the action of rail clamping device opening and closing, does not provide gripping power.
Rail clamping device of the present invention, for adopting the work of pure electrically operated locomotive crane windproof, due to not containing hydraulic efficiency gear, decreases environmental pollution, reduces hydraulic conversion process, simplified control system, reduced cost.
Claims (5)
1. the electronic rail clamping device of screw-type, it is characterized in that: it comprises frame, trolley frame and position limiter for open and close, described position limiter for open and close is installed on trolley frame, described trolley frame is arranged in frame, described trolley frame is provided with screw component and transmission device, described transmission device comprises motor and spur reduction machine, described screw component comprises screw mandrel, push rod, spring and spring perch, described screw mandrel is bolted with push rod, described push rod overcoat has spring perch, spring is provided with between described spring perch and trolley frame, described motor drives screw mandrel to rotate by spur reduction machine, described trolley frame is hinged with a pair bogie wheel, described spring perch is hinged with pair of links, hinged a pair tong arm of described trolley frame, described connecting rod is flexibly connected with between tong arm, described tong arm is fixed with brake scotch.
2. the electronic rail clamping device of a kind of screw-type according to claim 1, is characterized in that: described trolley frame is floated by horizontal concrete chute and vertical chute and is arranged in frame.
3. the electronic rail clamping device of a kind of screw-type according to claim 1, is characterized in that: the contact surface be bolted between push rod on screw mandrel and spring perch is sphere or the conical surface.
4. the electronic rail clamping device of a kind of screw-type according to claim 1, is characterized in that: in described frame, be provided with a manual releasing handle, and this manual releasing handle being opened for rail clamping device under the clear condition of motor power-off and clamping.
5. the electronic rail clamping device of a kind of screw-type according to claim 1, it is characterized in that: described position limiter for open and close comprises upper limit position switch, lower position switch and switch striking plate, described switch striking plate is fixed on push rod, described upper and lower limit bit switch is fixed in frame, and switch is mechanical stroke switch or induction type proximity switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510064138.2A CN104609301A (en) | 2015-02-09 | 2015-02-09 | Screw rod type electric rail clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510064138.2A CN104609301A (en) | 2015-02-09 | 2015-02-09 | Screw rod type electric rail clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104609301A true CN104609301A (en) | 2015-05-13 |
Family
ID=53144002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510064138.2A Pending CN104609301A (en) | 2015-02-09 | 2015-02-09 | Screw rod type electric rail clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104609301A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019014598A (en) * | 2017-07-11 | 2019-01-31 | 三陽工業株式会社 | Brake device of traveling crane |
| JP2019077563A (en) * | 2019-01-17 | 2019-05-23 | 三陽工業株式会社 | Braking device for travel crane |
| CN111362135A (en) * | 2020-03-02 | 2020-07-03 | 太原重工股份有限公司 | Crane jacking mechanism and working process thereof |
| CN115675904A (en) * | 2022-08-29 | 2023-02-03 | 中国船舶重工集团公司第七一三研究所 | Guide rail braking device for launcher of fixed-wing unmanned aerial vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0885696A (en) * | 1994-09-17 | 1996-04-02 | Koshihara:Kk | Travelling rail clamp device of crane |
| DE29611218U1 (en) * | 1996-06-27 | 1996-08-29 | Herz Werner | Safety pliers for a rail-bound system, e.g. a crane |
| CN103552916A (en) * | 2013-11-12 | 2014-02-05 | 湖州洋西起重设备有限公司 | Spring type electric rail clamping device |
| CN103754766A (en) * | 2014-01-09 | 2014-04-30 | 太原科技大学 | Hydraulic hollow cylinder track jacking device |
| JP2014210623A (en) * | 2013-04-17 | 2014-11-13 | 三陽工業株式会社 | Rail clamp device |
| CN204529126U (en) * | 2015-02-09 | 2015-08-05 | 江西华伍制动器股份有限公司 | The electronic rail clamping device of a kind of screw-type |
-
2015
- 2015-02-09 CN CN201510064138.2A patent/CN104609301A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0885696A (en) * | 1994-09-17 | 1996-04-02 | Koshihara:Kk | Travelling rail clamp device of crane |
| DE29611218U1 (en) * | 1996-06-27 | 1996-08-29 | Herz Werner | Safety pliers for a rail-bound system, e.g. a crane |
| JP2014210623A (en) * | 2013-04-17 | 2014-11-13 | 三陽工業株式会社 | Rail clamp device |
| CN103552916A (en) * | 2013-11-12 | 2014-02-05 | 湖州洋西起重设备有限公司 | Spring type electric rail clamping device |
| CN103754766A (en) * | 2014-01-09 | 2014-04-30 | 太原科技大学 | Hydraulic hollow cylinder track jacking device |
| CN204529126U (en) * | 2015-02-09 | 2015-08-05 | 江西华伍制动器股份有限公司 | The electronic rail clamping device of a kind of screw-type |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019014598A (en) * | 2017-07-11 | 2019-01-31 | 三陽工業株式会社 | Brake device of traveling crane |
| JP2019077563A (en) * | 2019-01-17 | 2019-05-23 | 三陽工業株式会社 | Braking device for travel crane |
| CN111362135A (en) * | 2020-03-02 | 2020-07-03 | 太原重工股份有限公司 | Crane jacking mechanism and working process thereof |
| CN115675904A (en) * | 2022-08-29 | 2023-02-03 | 中国船舶重工集团公司第七一三研究所 | Guide rail braking device for launcher of fixed-wing unmanned aerial vehicle |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150513 |
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| RJ01 | Rejection of invention patent application after publication |