CN203725226U - Mill access door structure - Google Patents
Mill access door structure Download PDFInfo
- Publication number
- CN203725226U CN203725226U CN201320859177.8U CN201320859177U CN203725226U CN 203725226 U CN203725226 U CN 203725226U CN 201320859177 U CN201320859177 U CN 201320859177U CN 203725226 U CN203725226 U CN 203725226U
- Authority
- CN
- China
- Prior art keywords
- door
- doorframe
- hinge
- depression bar
- shaft
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a mill access door structure. The mill access door structure comprises a door frame, a door cover, a door bolt, a pin shaft, a door shaft, a compression rod and a compression device, wherein the door frame is welded on the outer wall of a mill; one side of the door frame is provided with a door frame connection hole which is internally provided with the door shaft in clearance fit with the door frame connection hole; the door shaft can rotate in a door opening connecting hole; the upper end part of the door shaft is provided with an opening pin for preventing the door shaft from falling off; one end of the compression rod is hinged with the door frame by the door shaft; the middle of the compression rod is connected with the door cover by the compression device; the other side of the door frame is provided with a connecting plate; the connecting plate is provided with the pin shaft; the upper end part of the pin shaft is provided with an opening pin for preventing the pin shaft from falling off axially; the door frame and the door bolt are connected by the pin shaft; the door bolt is matched with the compression rod for fixing the compression rod. The mill access door structure provided by the utility model is simple in structure, is good in structural seal property, can open and close the door conveniently, reduces the labor intensity of operators, and improves the working efficiency.
Description
Technical field
The utility model relates to grinding machine equipment technical field, particularly a kind of grinding machine access door structure.
Background technology
Grinding machine equipment need to be offered various manholes or peep hole conventionally; and on the position in these holes, need installation and repairing door or observe door; thereby guarantee the closure of mill structure, be convenient to the observation to grinding machine running status, and to the maintenance under stopped status simultaneously.Existing grinding machine access door or an observation door structure how with bolts, although can meet sealing requirements, this connected mode complex structure, opening and closing and inconvenience.
The grinding machine equipment of prior art; in mill structure, have many manholes or peep hole, on these hole sites, conventionally door need to be set, by door, guarantee the closure of mill structure; be convenient to the observation to grinding machine running status simultaneously, and to the overhaul of the equipments under stopped status.The structure of the most of door formulas with bolts of prior art, although can meet sealing requirements, this connected mode exists complex structure, opening and closing and inconvenient problem is installed.
Summary of the invention
The purpose of this utility model, for solving the deficiencies in the prior art, provides a kind of grinding machine access door structure; The utility model is simple in structure, and structure closure is good, and door is opened, closed conveniently, has reduced operator's labour intensity, has improved operating efficiency.
For achieving the above object, the utility model specifically adopts following technical proposals:
A kind of grinding machine access door structure, comprise doorframe, door closure, keeper, bearing pin, door-hinge, depression bar and hold down gag, described door frame welding is on grinding machine outer wall, doorframe one side is provided with doorframe connecting hole, in doorframe connecting hole, be provided with the door-hinge with its matched in clearance, door-hinge can rotate in the connecting hole of doorway, door-hinge upper end is provided with the split pin that prevents that door-hinge from coming off, depression bar one end and doorframe are hinged by door-hinge, in the middle of depression bar, by hold down gag, be connected with door closure, doorframe opposite side is provided with connecting plate, connecting plate is provided with bearing pin, bearing pin upper end is provided with and prevents the split pin that axially comes off, doorframe is connected by bearing pin with keeper, described keeper coordinates with depression bar, for compression column with fixed.
Described hold down gag is located at the middle part of door closure, it comprises clamp nut, gripper shoe, clamping screw and handwheel, described clamp nut is connected with depression bar, described gripper shoe one end is connected with depression bar and is right-angled intersection with depression bar, the gripper shoe other end is connected with door closure, clamping screw coordinates formation rotating screw secondary with clamp nut, clamping screw outer end connects handwheel, and the other end coordinates, is used for compressing door closure with door closure.
Described doorframe and door closure contact-making surface place are provided with sealing gasket.
The beneficial effects of the utility model are:
1. simple in structure, the convenient disassembly of the utility model, structure closure is good, and door is opened, is closed conveniently, has reduced operator's labour intensity, has improved operating efficiency.
2. by handgrip, can open and close quickly and easily door closure, particularly to heavier door closure, alleviate operator's labour intensity.
3. door closure and doorframe edge mate face place are provided with sealing gasket, guarantee that door closure and doorframe edge seal are functional, have avoided material to reveal waste and the external contamination causing.
4. in bearing pin, be provided with split pin, simple in structure, connect location reliable, prevent the come off accidental separation that is connected part that causes and coming off of bearing pin from pin-and-hole.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A view;
Fig. 3 is B-B view.
1. bearing pins wherein, 2. depression bar, 3. door closure, 4. door-hinge, 5. doorframe, 6. sealing gasket, 7. clamp nut, 8. clamping screw, 9. handwheel, 10. gripper shoe, 11. keepers.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further elaborated, should be noted that following explanation is only in order to explain the utility model, does not limit its content.
A kind of grinding machine access door structure, comprise doorframe 5, door closure 3, keeper 11, bearing pin 1, door-hinge 4, depression bar 2 and hold down gag, described doorframe 5 is welded on grinding machine outer wall, doorframe 5 one sides are provided with doorframe connecting hole, in doorframe connecting hole, be provided with the door-hinge 4 with its matched in clearance, door-hinge 4 can rotate in the connecting hole of doorway, door-hinge 4 upper ends are provided with the split pin that prevents that door-hinge 4 from coming off, depression bar 2 one end and doorframe 5 are hinged by door-hinge 4, in the middle of depression bar 2, by hold down gag, be connected with door closure 3, doorframe 5 opposite sides are provided with connecting plate, connecting plate is provided with bearing pin 1, bearing pin 1 upper end is provided with and prevents the split pin that axially comes off, doorframe 5 is connected by bearing pin 1 with keeper 11, described keeper 11 coordinates with depression bar 2, for compression column with fixed 2.
Described hold down gag is located at the middle part of door closure, it comprises clamp nut 7, gripper shoe 10, clamping screw 8 and handwheel 9, described clamp nut 7 is connected with depression bar 2, described gripper shoe 10 one end are connected with depression bar 2 and are right-angled intersection with depression bar 2, gripper shoe 10 other ends are connected with door closure 3, clamping screw 8 coordinates formation rotating screw secondary with clamp nut 7, clamping screw 8 outer ends connect handwheels 9, and the other end coordinates, is used for compressing door closure 3 with door closure 3.
Described doorframe 5 is provided with sealing gasket 6 with door closure 3 contact-making surface places.
The specific works process of described grinding machine access door structure is as follows:
Before the utility model specific works, hold down gag, depression bar 2 and door closure 3 are linked together, after having connected, depression bar 2 links together by door-hinge 4 and doorframe 5, can be around door-hinge 4 rotations, between doorframe 5 and door closure 3, sealing gasket 6 is installed, rotate handwheel 9 and drive clamping screw 8 rotations, thereby door closure 3 is pressed on doorframe 5, after door closure 3 compresses, with keeper 11, fix depression bar 2, finally with bearing pin 1, keeper 11 is fixed on doorframe 5.Grinding machine equipment, after operation a period of time, in the time of need to overhauling, sheds bearing pin 1 and keeper 11, opposite spin handwheel 9, thus drive clamping screw 8 opposite spins, unclamp door closure 3, thereby it is opened access door around door-hinge 4 rotations.After having overhauled, according to aforementioned schemes, door closure 3 is closed.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present utility model is described; but the not restriction to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (3)
1. a grinding machine access door structure, it is characterized in that, comprise doorframe, door closure, keeper, bearing pin, door-hinge, depression bar and hold down gag, described door frame welding is on grinding machine outer wall, doorframe one side is provided with doorframe connecting hole, in doorframe connecting hole, be provided with the door-hinge with doorframe matched in clearance, door-hinge can rotate in the connecting hole of doorway, door-hinge upper end is provided with the split pin that prevents that door-hinge from coming off, depression bar one end and doorframe are hinged by door-hinge, in the middle of depression bar, by hold down gag, be connected with door closure, doorframe opposite side is provided with connecting plate, connecting plate is provided with bearing pin, bearing pin upper end is provided with and prevents the split pin that axially comes off, doorframe is connected by bearing pin with keeper, described keeper coordinates with depression bar, for compression column with fixed.
2. grinding machine access door structure as claimed in claim 1, it is characterized in that, described hold down gag is located at the middle part of door closure, it comprises clamp nut, gripper shoe, clamping screw and handwheel, and described clamp nut is connected with depression bar, and described gripper shoe one end is connected with depression bar, the gripper shoe other end is connected with door closure, clamping screw coordinates formation rotating screw secondary with clamp nut, clamping screw outer end connects handwheel, and the other end coordinates, is used for compressing door closure with door closure.
3. grinding machine access door structure as claimed in claim 1, is characterized in that, described doorframe and door closure contact-making surface place are provided with sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859177.8U CN203725226U (en) | 2013-12-25 | 2013-12-25 | Mill access door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859177.8U CN203725226U (en) | 2013-12-25 | 2013-12-25 | Mill access door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203725226U true CN203725226U (en) | 2014-07-23 |
Family
ID=51195328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320859177.8U Withdrawn - After Issue CN203725226U (en) | 2013-12-25 | 2013-12-25 | Mill access door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203725226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657827A (en) * | 2013-12-25 | 2014-03-26 | 济南重工股份有限公司 | Access door structure for mill |
-
2013
- 2013-12-25 CN CN201320859177.8U patent/CN203725226U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657827A (en) * | 2013-12-25 | 2014-03-26 | 济南重工股份有限公司 | Access door structure for mill |
| CN103657827B (en) * | 2013-12-25 | 2015-10-28 | 济南重工股份有限公司 | Grinding machine access door structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |