CN209263664U - A kind of vacuum furnace door automatic limit device - Google Patents
A kind of vacuum furnace door automatic limit device Download PDFInfo
- Publication number
- CN209263664U CN209263664U CN201822155452.3U CN201822155452U CN209263664U CN 209263664 U CN209263664 U CN 209263664U CN 201822155452 U CN201822155452 U CN 201822155452U CN 209263664 U CN209263664 U CN 209263664U
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- China
- Prior art keywords
- plate
- spring
- door
- pressure plate
- bolt
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Abstract
The utility model discloses a kind of vacuum furnace door automatic limit devices, including spring abutment, casing, pressure plate, bolt, fixed plate, check plate, door-hinge, spring and bracket, fixed plate is welded to connect on the right side of the bracket, bolt is provided in the fixed plate, connecting spring below the bolt, the spring is fixed on spring abutment, casing is provided on the outside of the spring abutment, described sleeve pipe is welded below pressure plate, the bolt is successively fastenedly connected fixed plate, pressure plate, casing and spring abutment, and it adopts and is secured with nuts below spring abutment, it is intermediate on the right side of the fixed plate and pressure plate to be provided with check plate, the check plate snaps connection door-hinge, and the check plate rightmost side is welded to connect door-hinge, the automatic limit device pushes pressure plate by spring, to clamp brake plate, have the function that fire door limits, it is easy to adjust, reliably, it eliminates The plug pin shaft time, additionally reduce frictional force, increases the device in hood to maintain period, saved economic cost.
Description
Technical field
The utility model relates to vacuum furnace doors to limit technical field, specially a kind of vacuum furnace door automatic spacing dress
It sets.
Background technique
Vacuum drying oven after hours, opens bell, takes out workpiece.When opening the door this requires vacuum drying oven, bell body has one
Limiting device stationary furnace lid, that is, facilitate feeding to guarantee safety again.Existing vacuum drying oven is fixed using peg type, and principle is will to make
Movable plate and bell body spindle bearing holder weld, and stop key seat and main shaft weld.Pin is placed in latch bore.When opening the door,
Pin is rotated with stop key seat, and when reaching open angle, pin is fallen into stop plate hole.To reach limit.
And the shortcomings that peg type fire door limit is: 1, the limit of peg type fire door, which needs operator to close the door, to carry out pin
Plug, it is inconvenient for operation, two people operation is needed when furnace body is somewhat larger (plug is pulled pin son, and a people switchs fire door)；2,
After long-time, pin shaft can be deformed, and limit function is not achieved in pin bore wear, bell.
Utility model content
The purpose of this utility model is to provide a kind of vacuum furnace door automatic limit device, which pushes by spring
Pressure plate has the function that fire door limits to clamp brake plate.It is easy to adjust, reliably, reduce handling time, with
Solve the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions:
A kind of vacuum furnace door automatic limit device, including spring abutment, casing, pressure plate, bolt, fixed plate, check plate, door
Axis, spring and bracket, the bracket right side are welded to connect fixed plate, and bolt, the bolt lower section are provided in the fixed plate
Connecting spring, the spring are fixed on spring abutment, are provided with casing on the outside of the spring abutment, described sleeve pipe is welded under pressure plate
Side, the bolt is successively fastenedly connected fixed plate, pressure plate, casing and spring abutment, and adopts and be secured with nuts below spring abutment, described
Intermediate on the right side of fixed plate and pressure plate to be provided with check plate, the check plate snaps connection door-hinge, and the check plate rightmost side is welded
Connect door-hinge.
Furthermore, the check plate rightmost side is provided with buckle, and buckles and be welded to connect door-hinge.
Furthermore, be fixedly clamped check plate on the right side of the fixed plate and pressure plate.
Furthermore, contact of incline plane is respectively adopted in the fixed plate and pressure plate and check plate, and switch bell is laborsaving, side
Just.
Furthermore, pressure plate is fixedly connected with above the spring.
It is compressed compared with prior art, the utility model has the beneficial effects that the automatic limit device is pushed by spring
Plate has the function that fire door limits to clamp brake plate, easy to adjust, reliably；
1, automatic limit device securely, reliably, reduces the cumbersome of artificial plug pin shaft, when decreasing manual operation
Between；
2, check plate and automatic limit device use contact of incline plane, and switch bell is laborsaving, convenient；
3, automatic limit device pressing force of the spring can be adjusted by bottom nut, reduce abrasion, increase repair and replacement week
Phase.
Detailed description of the invention
Fig. 1 is a kind of vacuum furnace door automatic limit device structural schematic diagram of the utility model.
Fig. 2 is a kind of vacuum furnace door automatic limit device top view of the utility model.
In figure: 1, spring abutment；2, casing；3, pressure plate；4, bolt；5, fixed plate；6, check plate；7, door-hinge；8, spring；9,
Bracket.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The utility model provides a kind of technical solution referring to FIG. 1-2:
A kind of vacuum furnace door automatic limit device, including spring abutment 1, casing 2, pressure plate 3, bolt 4, fixed plate 5, stop
Plate 6, door-hinge 7, spring 8 and bracket 9 are welded to connect fixed plate 5 on the right side of the bracket 9, are provided with bolt 4 in the fixed plate 5,
The 4 lower section connecting spring 8 of bolt, the spring 8 are fixed on spring abutment 1, and casing 2, the set are provided on the outside of the spring abutment 1
Pipe 2 is welded on 3 lower section of pressure plate, and the bolt 4 is successively fastenedly connected fixed plate 5, pressure plate 3, casing 2 and spring abutment 1, and in spring
1 lower section of seat, which is adopted, to be secured with nuts, and the fixed plate 5 and pressure plate are provided with check plate 6 among 3 right side, and the check plate 6 buckles
Door-hinge 7 is connected, and 6 rightmost side of check plate is welded to connect door-hinge 7.6 rightmost side of check plate is provided with buckle, and buckles welding
Door-hinge 7 is connected, be fixedly clamped check plate 6, the fixed plate 5 and pressure plate 3 and stop on the right side of the fixed plate 5 and pressure plate 3
Contact of incline plane is respectively adopted in plate 6, and switch bell is laborsaving, convenient, is fixedly connected with pressure plate 3 above the spring 8.
Working principle: the fixed plate 5 and bracket 9 of the automatic limit device are welded, and check plate 6 and door-hinge 7 weld.Vacuum drying oven
After hours, bell is opened, door-hinge 7 drives check plate 6 to rotate, and when bell reaches required position, check plate 6 is inserted into fire door
Limiting device is lockked by 8 pressure of spring.At closing time, check plate 6 is rotated with door-hinge 7, is deviate from from pressure plate 3, the automatic spacing
Device pushes pressure plate 3 by spring 8 to clamp check plate 6, and the fixed limit of Lai Shixian fire door is easy to operate, eliminates and pulls out
The bolt axle time can additionally reduce frictional force, increase the device in hood to maintain period, saved economic cost.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein, and should not treat any reference in the claims as limiting
Related claim.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of vacuum furnace door automatic limit device, including spring abutment (1), casing (2), pressure plate (3), bolt (4), fixed plate
(5), check plate (6), door-hinge (7), spring (8) and bracket (9), it is characterised in that: be welded to connect and fix on the right side of the bracket (9)
Plate (5) is provided with bolt (4) on the fixed plate (5), connecting spring (8) below the bolt (4), and the spring (8) is fixed
It on spring abutment (1), is provided with casing (2) on the outside of the spring abutment (1), described sleeve pipe (2) is welded below pressure plate (3), described
Bolt (4) is successively fastenedly connected fixed plate (5), pressure plate (3), casing (2) and spring abutment (1), and spiral shell is used below spring abutment (1)
Mother is fixed, and intermediate on the right side of the fixed plate (5) and pressure plate (3) to be provided with check plate (6), the check plate (6) snaps connection
Door-hinge (7), and check plate (6) rightmost side is welded to connect door-hinge (7).
2. a kind of vacuum furnace door automatic limit device according to claim 1, it is characterised in that: the check plate (6)
The rightmost side is provided with buckle, and buckles and be welded to connect door-hinge (7).
3. a kind of vacuum furnace door automatic limit device according to claim 1, it is characterised in that: the fixed plate (5)
Check plate (6) are fixedly clamped with pressure plate (3) right side.
4. a kind of vacuum furnace door automatic limit device according to claim 1, it is characterised in that: the fixed plate (5)
Contact of incline plane is respectively adopted with pressure plate (3) and check plate (6).
5. a kind of vacuum furnace door automatic limit device according to claim 1, it is characterised in that: on the spring (8)
Side is fixedly connected with pressure plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155452.3U CN209263664U (en) | 2018-12-21 | 2018-12-21 | A kind of vacuum furnace door automatic limit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155452.3U CN209263664U (en) | 2018-12-21 | 2018-12-21 | A kind of vacuum furnace door automatic limit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209263664U true CN209263664U (en) | 2019-08-16 |
Family
ID=67560797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822155452.3U Expired - Fee Related CN209263664U (en) | 2018-12-21 | 2018-12-21 | A kind of vacuum furnace door automatic limit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209263664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174573A (en) * | 2020-01-17 | 2020-05-19 | 株洲瑞德尔冶金设备制造有限公司 | Furnace door antiskid device of sintering furnace |
-
2018
- 2018-12-21 CN CN201822155452.3U patent/CN209263664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174573A (en) * | 2020-01-17 | 2020-05-19 | 株洲瑞德尔冶金设备制造有限公司 | Furnace door antiskid device of sintering furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |