CN208310526U - A kind of laboratory hood glass door guide rail mechanism and device - Google Patents
A kind of laboratory hood glass door guide rail mechanism and device Download PDFInfo
- Publication number
- CN208310526U CN208310526U CN201820603451.8U CN201820603451U CN208310526U CN 208310526 U CN208310526 U CN 208310526U CN 201820603451 U CN201820603451 U CN 201820603451U CN 208310526 U CN208310526 U CN 208310526U
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- Prior art keywords
- guide rail
- glass
- glass door
- guide
- clamping plate
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- 239000011521 glass Substances 0.000 title claims abstract description 91
- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 239000003517 fume Substances 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Support Devices For Sliding Doors (AREA)
Abstract
The utility model discloses a kind of laboratory hood glass door guide rail mechanism and device, which includes rail body, glass guide-rail clamping plate, flat and counterweight box；Wherein, rail body is double-layer structure, on rail body bottom bottom panel surface, along bottom panel length direction it is spaced and parallel be relatively set with two gib blocks, a gib block is provided on rail body upper layer side panel, along the length direction of side panel；The rear and front end of counterweight box is mounted on two guide wheels and is ordinatedly installed in the gib block on bottom panel；The rear and front end of glass guide-rail clamping plate is mounted on a guide wheel and is ordinatedly installed in the gib block of side panel；Flat is fixedly installed on the upper surface of glass guide-rail clamping plate.Mechanism is designed using rolling friction type structure, is effectively reduced the kinematic friction coefficient of guide rail, is reduced noise, and the comfort level of glass door lifting use process is increased.
Description
Technical Field
The utility model relates to a laboratory paraphernalia, concretely relates to laboratory fume chamber glass door guide rail mechanism and device.
Background
The guide bar and the guide groove of sliding friction formula are adopted to current laboratory ventilation cabinet door guide rail device more, and coefficient of friction of motion is big, hard, and when the operator uses under the improper condition hard, probably leads to opposition guide rail asynchronous phenomenon, and the noise of motion is big, and overall structure is last not compact, and the volume accounts for than big, and the installation is maintained also inconvenient.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned prior art not enough, provide a laboratory fume chamber glass door guide rail mechanism and device to reduce the coefficient of friction of motion of guide rail, noise reduction.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a glass door guide rail mechanism of a laboratory ventilation cabinet comprises a guide rail main body, a glass guide rail clamping plate, a glass pressing plate and a counterweight box; wherein,
the guide rail main body is of an integrated double-layer structure, two guide strips are oppositely arranged on the surface of the bottom floor of the guide rail main body at intervals in parallel along the length direction of the bottom floor, and one guide strip is arranged on the upper side panel of the guide rail main body along the length direction of the side panel;
the front end and the rear end of the counterweight box are respectively provided with two guide wheels and are arranged in the guide strips on the bottom panel in a matching way;
the front end and the rear end of the glass guide rail clamping plate are respectively provided with a guide wheel and are arranged in the guide strip of the side panel in a matched manner;
the glass pressing plate is fixedly arranged on the upper surface of the glass guide rail clamping plate, and a gap between the lower surface of the glass pressing plate and the upper surface of the glass guide rail clamping plate forms a glass nesting installation position.
And a flat wheel is arranged in the side surface of the glass guide rail clamping plate and is contacted with the upper bottom plate of the guide rail main body.
The glass pressing plate is fixed on the upper surface of the glass guide rail clamping plate in a locking mode through screws.
The glass guide rail clamping plate is provided with a plurality of bent bulges for resisting component force generated by the glass pressing plate when the screw is locked.
The glass door guide rail mechanism of the laboratory ventilation cabinet further comprises a guide rail mounting and fixing frame, and the guide rail mounting and fixing frame is mounted in one end face of the guide rail main body.
And a bearing seat is arranged in the guide rail mounting fixing frame.
The guide strip is in a convex arc shape.
The utility model provides a laboratory fume chamber glass door guide rail device, includes foretell laboratory fume chamber glass door guide rail mechanism, connecting axle, hold-in range and synchronizing wheel, relative setting about laboratory fume chamber glass door guide rail mechanism, the both ends of connecting axle are installed respectively in two laboratory fume chamber glass door guide rail mechanism's bearing frame, and the synchronizing wheel is installed in the both ends of connecting axle and is lain in guide rail installation mount, and the counter weight box is connected the transmission through hold-in range and synchronizing wheel.
Compared with the prior art, the utility model, its beneficial effect lies in:
1. the glass door guide rail mechanism of the laboratory ventilation cabinet adopts a rolling friction type structural design, so that the motion friction coefficient of the guide rail is effectively reduced, the noise is reduced, and the comfort level of the glass door in the lifting use process is increased;
2. the guide rail main body adopts an integrated double-layer structure, so that the process steps in the installation process can be effectively reduced, the installation time is saved, and the production efficiency is improved.
3. This laboratory fume chamber glass door guide rail device adopts mechanisms such as synchronizing wheel and hold-in range to be connected, under the low coefficient of friction condition, can effectively avoid the not synchronous motion jamming phenomenon that leads to of opposition guide rail.
4. Meanwhile, the guide rail system with low friction coefficient also has better energy-saving effect on the glass door with automatically regulated and controlled opening degree.
Drawings
Fig. 1 is a schematic view of an overall structure of a glass door guide rail mechanism of a laboratory fume hood provided in embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the guide rail body;
FIG. 3 is a schematic view of the weight box;
FIG. 4 is a schematic view of the structure of the glass guide rail clamping plate and the glass pressing plate;
fig. 5 is a schematic view of an overall structure of a glass door guide rail device of a laboratory fume hood provided in embodiment 2 of the present invention;
in the figure: 1. a guide rail main body; 2. a glass guide rail clamping plate; 3. glass pressing plates; 4. a weight box; 5. a guide wheel; 6. a flat wheel; 7. the guide rail is provided with a fixed frame; 8. a bearing seat; 9. a synchronizing wheel; 10. a connecting shaft; 11. a guide strip; 21. a protrusion; 100. glass door guide rail mechanism of laboratory fume chamber.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1:
referring to fig. 1-4, the glass door guide rail mechanism of the laboratory ventilation hood provided by the embodiment includes a guide rail main body 1, a glass guide rail clamping plate 2, a glass pressing plate 3, and a counterweight box 4.
As shown in fig. 2, the guide rail main body 1 has a double-layer structure, is formed by integral die casting, has a compact structure, can effectively reduce the process steps in the installation process, saves the installation time, and improves the production efficiency; two guide strips 11 are oppositely arranged on the surface of the bottom floor of the guide rail main body at intervals in parallel along the length direction of the bottom floor, and one guide strip 11 is arranged on the side panel of the upper floor of the guide rail main body along the length direction of the side panel. The front end and the rear end of the counterweight box 4 are correspondingly provided with two guide wheels 5 and are arranged in the guide strips 11 on the bottom panel in a matching way, so that the counterweight box can move linearly along the two guide strips 11 without side rotation; the front end and the rear end of the glass guide rail clamping plate 2 are respectively provided with a guide wheel 5 and are arranged in the guide strips 11 of the side panels in a matching way, so that the glass guide rail clamping plate 2 rolls and rotates in the guide strips 11 through the guide wheels 5; the glass pressing plate 3 is fixedly arranged on the upper surface of the glass guide rail clamping plate 2, and a glass nesting installation position is formed by a gap between the lower surface of the glass pressing plate 3 and the upper surface of the glass guide rail clamping plate 2.
Therefore, the glass door guide rail mechanism of the laboratory ventilation cabinet provided by the embodiment adopts a rolling friction type structural design, so that the motion friction coefficient of the guide rail is effectively reduced, the noise is reduced, and the comfort level of the glass door in the lifting use process is increased; meanwhile, the rail main body adopts a double-layer integrated structure, the structure is compact, the process steps in the installation process can be effectively reduced, the installation time is saved, and the production efficiency is improved.
As a preference of this embodiment, a flat wheel 6 is installed in the side surface of the glass rail clip 2, and the flat wheel 6 contacts with the upper bottom plate of the rail body 1, so as to effectively prevent the glass rail clip 2 from deflecting when being stressed.
As another preferable mode of the present embodiment, specifically, the glass pressing plate 3 is fixed to the upper surface of the glass rail clamping plate 2 by screw fastening, and a plurality of bent protrusions 21 are provided on the glass rail clamping plate 2 to resist a component force generated by the glass pressing plate 3 when the screw fastening is performed, thereby reliably clamping the glass door.
As a further preferable mode of this embodiment, the above-mentioned glass door guide rail mechanism of the laboratory fume hood further includes a guide rail mounting and fixing frame 7, and the guide rail mounting and fixing frame 7 is mounted in one end face of the guide rail main body 1 through screws, so as to facilitate mounting of the whole guide rail mechanism; and a bearing seat 8 is arranged in the guide rail mounting and fixing frame 7, so that the synchronous mechanism can be conveniently mounted, and the function of strengthening the rigidity of the integrated guide rail main body 1 is achieved.
Specifically, the guide bar 11 is a convex arc shape to further reduce friction.
Example 2:
referring to fig. 5, the glass door guide rail device for a laboratory fume hood provided in this embodiment includes a glass door guide rail mechanism 100 for a laboratory fume hood in embodiment 1, a connecting shaft 10, a timing belt, and a timing wheel 9. The glass door guide rail mechanisms 100 of the laboratory ventilation cabinet are oppositely arranged left and right, glass doors are nested in glass nesting installation positions of the two guide rail mechanisms, two ends of a connecting shaft 10 are respectively installed in bearing seats 8 of the glass door guide rail mechanisms of the two laboratory ventilation cabinets, synchronizing wheels 9 are installed at two ends of the connecting shaft 10 and located in guide rail installation fixing frames 7, and the balance weight box 4 is connected with the synchronizing wheels 9 through synchronous belts for transmission. So, through adopting synchronizing wheel 9, connecting axle 10 and hold-in range to carry out the mode of motion synchronization to guarantee to enable the mechanism normal operating and be unlikely to produce the motion card and hinder when receiving the operation of unbalanced force, through the weight of adjusting the counter weight iron of counter weight box 4, make it unanimous with the weight of glass door guide rail mechanism side, thereby guarantee hovering in arbitrary position of glass door switch in-process, and make the operation laborsaving.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. A glass door guide rail mechanism of a laboratory ventilation cabinet is characterized by comprising a guide rail main body, a glass guide rail clamping plate, a glass pressing plate and a counterweight box; wherein,
the guide rail main body is of an integrated double-layer structure, two guide strips are oppositely arranged on the surface of the bottom floor of the guide rail main body at intervals in parallel along the length direction of the bottom floor, and one guide strip is arranged on the upper side panel of the guide rail main body along the length direction of the side panel;
the front end and the rear end of the counterweight box are respectively provided with two guide wheels and are arranged in the guide strips on the bottom panel in a matching way;
the front end and the rear end of the glass guide rail clamping plate are respectively provided with a guide wheel and are arranged in the guide strip of the side panel in a matched manner;
the glass pressing plate is fixedly arranged on the upper surface of the glass guide rail clamping plate, and a gap between the lower surface of the glass pressing plate and the upper surface of the glass guide rail clamping plate forms a glass nesting installation position.
2. The laboratory fume hood glass door guide rail mechanism according to claim 1, wherein flat wheels are installed in the side of said glass guide rail clamping plate, said flat wheels contacting the upper floor panel of the guide rail body.
3. The laboratory fume hood glass door guide rail mechanism according to claim 1 or 2, wherein said glass press plate is fastened to the upper surface of the glass guide rail clamping plate by screws.
4. The laboratory fume hood glass door guide rail mechanism according to claim 3, wherein a plurality of bent protrusions are provided on said glass guide rail clamping plate to resist a component force generated by the glass pressing plate when the screw is fastened.
5. The laboratory fume hood glass door guide rail mechanism of claim 1, further comprising a guide rail mounting fixture mounted in an end face of the guide rail body.
6. The laboratory fume hood glass door guide rail mechanism of claim 5, wherein a bearing seat is mounted in said rail mount fixture.
7. The laboratory fume hood glass door guide track mechanism of claim 1 or 5 wherein said guide strip is convex arcuate.
8. A glass door guide rail device of a laboratory ventilation cabinet, which is characterized by comprising the glass door guide rail mechanism of the laboratory ventilation cabinet, a connecting shaft, a synchronous belt and a synchronous wheel, wherein the glass door guide rail mechanism of the laboratory ventilation cabinet is oppositely arranged left and right, two ends of the connecting shaft are respectively installed in bearing seats of the glass door guide rail mechanisms of the two laboratory ventilation cabinets, the synchronous wheel is installed at two ends of the connecting shaft and is positioned in a guide rail installation fixing frame, and a counterweight box is connected with the synchronous wheel through the synchronous belt for transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603451.8U CN208310526U (en) | 2018-04-24 | 2018-04-24 | A kind of laboratory hood glass door guide rail mechanism and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603451.8U CN208310526U (en) | 2018-04-24 | 2018-04-24 | A kind of laboratory hood glass door guide rail mechanism and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208310526U true CN208310526U (en) | 2019-01-01 |
Family
ID=64713440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820603451.8U Active CN208310526U (en) | 2018-04-24 | 2018-04-24 | A kind of laboratory hood glass door guide rail mechanism and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208310526U (en) |
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2018
- 2018-04-24 CN CN201820603451.8U patent/CN208310526U/en active Active
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