CN2356248Y - Self locking lift frame for fume exhausting cover - Google Patents
Self locking lift frame for fume exhausting cover Download PDFInfo
- Publication number
- CN2356248Y CN2356248Y CN 99222854 CN99222854U CN2356248Y CN 2356248 Y CN2356248 Y CN 2356248Y CN 99222854 CN99222854 CN 99222854 CN 99222854 U CN99222854 U CN 99222854U CN 2356248 Y CN2356248 Y CN 2356248Y
- Authority
- CN
- China
- Prior art keywords
- self
- enclosure
- pulley
- type lifting
- lifting device
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a self-locking type lifting frame for fume exhausting covers, which comprises an upper and a lower fixing plates, two pieces of sliding rods which are arranged between the upper and the lower fixing plates, sliding sleeves which are sheathed on the sliding rods, a fume exhausting cover mounting plate which is fixed on the sliding sleeves and a self-locking type lifting device which is arranged on the fixing plates. The self-locking type lifting device comprises sliding wheels, the sliding wheels are arranged on a pair of sliding wheel bearing seats which are fixed on the fixing plates, return springs and pull ropes are arranged on the sliding wheels, one ends of the pull ropes are connected to the fume exhausting cover mounting plate, one ends of the sliding wheels have grinding discs, a circle of semi-spherical sinking holes is arranged on each of the grinding discs, a ball-shaped rolling ball seat is arranged on each of the fixing plates, holes are arranged on the ball-shaped rolling ball seats, and rolling balls, springs and adjusting screws are arranged in the holes. The utility model has the advantages of simple structure and convenient assembly, disassembly and use.
Description
The utility model relates to the lowering or hoisting gear of a kind of lowering or hoisting gear, particularly a kind of enclosure.
Enclosure generally is to adopt fixed form, is fixedly installed in certain height.Ubiquity the unclean phenomenon of oil smoke row.In order to address this problem, manufacturer usually adopts the method for the power that strengthens enclosure.So not only increased energy consumption, and effect is also undesirable.Number of patent application is in 96204297.8 the utility model patent file, discloses a kind of crane of enclosure, and it can realize the lifting of enclosure, but its loading and unloading and use cumbersome, and structure more complicated.
The purpose of this utility model is to provide a kind of loading and unloading and easy to use, self-locking enclosure crane simple in structure.
The purpose of this utility model is achieved in that it comprises, bottom plate, be installed on, two slide bars between the bottom plate, be enclosed within sliding sleeve and the enclosure installing plate that is fixed on the sliding sleeve on the slide bar, the self-locking type lifting device is installed on fixed head, the composition of this self-locking type lifting device comprises pulley, pulley is installed on a pair of pulley spindle bearing that is fixed on the upper mounted plate, back-moving spring and stay cord are installed on the pulley, one end of stay cord is connected on the enclosure installing plate, one end of pulley has mill, have a circle hemispherical counterbore on the mill, on upper mounted plate, be equipped with and play the shape ball base, play on the shape ball base and have the hole, be provided with ball in the hole, spring and adjustment screw.
The utility model can also comprise following architectural feature:
1, described self-locking type lifting device has two covers, and slide bar is the hollow bar, has elongated slot on it, and stay cord links to each other with the enclosure installing plate after being through in the slide bar.
2, described self-locking type lifting device has a cover, and its stay cord links to each other with the centre of enclosure installing plate.
3, the pulley fixed bin is installed on upper mounted plate, pulley spindle bearing, resilient balls seat all are installed in the pulley fixed bin.
Advantage of the present utility model is: 1, loading and unloading are very convenient.Upper and lower fixing plate is fixed on the wall, gets final product in that enclosure is installed on the enclosure installing plate.As long as enclosure is unloaded from the enclosure installing plate, can clean.2, simple to operate.As long as give power of enclosure up or down, enclosure can rise or fall, reach suitable position after, ball enters in the counterbore on the mill, enclosure can be fixed.When moving upward, back-moving spring can be rolled stay cord automatically.3, simple in structure.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of self-locking type lifting device;
Fig. 3 is the structural representation of mill.
For example the utility model is done more detailed description below in conjunction with accompanying drawing: in conjunction with Fig. 1, it comprises upper and lower fixing plate 1,21, be installed on two slide bars 2,22 between the upper and lower fixing plate, be enclosed within the sliding sleeve 3,23 on the slide bar and be fixed in enclosure installing plate 4 on the sliding sleeve, the self-locking type lifting device is installed on fixed head.In conjunction with Fig. 2, the composition of self-locking type lifting device comprises pulley 8, pulley is installed on a pair of pulley spindle bearing 7,27 that is fixed on the upper mounted plate, back-moving spring 9 and stay cord 10 are installed on the pulley, and an end of stay cord is connected on the enclosure installing plate, and an end of pulley has mill 31, have a circle hemispherical counterbore on (in conjunction with Fig. 3) mill, on upper mounted plate, be equipped with and play shape ball base 14, play on the shape ball base and have the hole, be provided with ball 11, spring 12 in the hole and adjust screw 13.
Self-locking type lifting device of the present utility model a cover can be arranged, also can be two covers or many covers.When the self-locking type lifting device be 2 whens cover, slide bar is the hollow bar, has elongated slot on it, stay cord is through that the back links to each other with the enclosure installing plate in the slide bar.When the self-locking type lifting device had a cover, its stay cord linked to each other with the centre of enclosure installing plate.
Another embodiment of the present utility model is: pulley fixed bin 5 is installed on upper mounted plate, and pulley spindle bearing, resilient balls seat all are installed in the pulley fixed bin.
Claims (4)
1, a kind of self-locking enclosure crane, it comprises, bottom plate, be installed on, two slide bars between the bottom plate, be enclosed within sliding sleeve and the enclosure installing plate that is fixed on the sliding sleeve on the slide bar, it is characterized in that: the self-locking type lifting device is installed on fixed head, the composition of this self-locking type lifting device comprises pulley, pulley is installed on a pair of pulley spindle bearing that is fixed on the upper mounted plate, back-moving spring and stay cord are installed on the pulley, one end of stay cord is connected on the enclosure installing plate, one end of pulley has mill, have a circle hemispherical counterbore on the mill, on upper mounted plate, be equipped with and play the shape ball base, play on the shape ball base and have the hole, be provided with ball in the hole, spring and adjustment screw.
2, self-locking enclosure crane according to claim 1, it is characterized in that: described self-locking type lifting device has two covers, and slide bar is the hollow bar, has elongated slot on it, and stay cord links to each other with the enclosure installing plate after being through in the slide bar.
3, self-locking enclosure crane according to claim 1, it is characterized in that: described self-locking type lifting device has a cover, and its stay cord links to each other with the centre of enclosure installing plate.
4, according to claim 1,2,3 described self-locking enclosure cranes, it is characterized in that: the pulley fixed bin is installed on upper mounted plate, and pulley spindle bearing, resilient balls seat all are installed in the pulley fixed bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99222854 CN2356248Y (en) | 1999-02-09 | 1999-02-09 | Self locking lift frame for fume exhausting cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99222854 CN2356248Y (en) | 1999-02-09 | 1999-02-09 | Self locking lift frame for fume exhausting cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2356248Y true CN2356248Y (en) | 1999-12-29 |
Family
ID=34013166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99222854 Expired - Fee Related CN2356248Y (en) | 1999-02-09 | 1999-02-09 | Self locking lift frame for fume exhausting cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2356248Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260447A (en) * | 2017-07-10 | 2017-10-20 | 屈雷涛 | Internal medicine nursing plays seat |
-
1999
- 1999-02-09 CN CN 99222854 patent/CN2356248Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107260447A (en) * | 2017-07-10 | 2017-10-20 | 屈雷涛 | Internal medicine nursing plays seat |
| CN107260447B (en) * | 2017-07-10 | 2019-12-20 | 李爱华 | Internal medicine nursing sit-up frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |