CN213514984U - Cabinet door of freeze dryer - Google Patents
Cabinet door of freeze dryer Download PDFInfo
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- CN213514984U CN213514984U CN202022786196.5U CN202022786196U CN213514984U CN 213514984 U CN213514984 U CN 213514984U CN 202022786196 U CN202022786196 U CN 202022786196U CN 213514984 U CN213514984 U CN 213514984U
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- freeze dryer
- door
- cabinet door
- frame
- hinge
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Abstract
The utility model relates to a cabinet door of freeze dryer relates to the cabinet door field of freeze dryer, including door plant, hinge, freeze dryer shell, the hinge is at least one, and the hinge includes fixing base and the dabber that the rotation is connected each other, and fixing base and freeze dryer shell fixed connection, dabber and door plant can be dismantled and be connected, and the fixing base is equipped with waist type hole, and waist type hole major axis direction is towards the freeze dryer shell, and the dabber is worn to establish in waist type hole. This application has the effect that the condition that reduces hinge and damage because of dabber position relatively fixed takes place.
Description
Technical Field
The application relates to the field of freeze dryers, in particular to a cabinet door of a freeze dryer.
Background
The freeze dryer is in a box shape, integrates a refrigerating system, a vacuum system, a heat conduction oil heating system and a dehumidifying system, can greatly utilize the space for storing materials in the box body to carry out freeze vacuum drying, can ensure that dried powder has good dispersibility, can keep the original components and active components of the materials, can protect the materials from being damaged, and is suitable for drying the materials such as biology, food, chemical engineering, pharmaceutical intermediates and the like.
The cabinet door of a freeze dryer typically includes a freeze dryer housing, a cabinet door, a gasket, a door hinge, and a switch. The switch is provided with a shifting sheet, when the freeze dryer is used, the cabinet door is closed and locked by rotating the shifting sheet of the switch, the gas in the freeze dryer is pumped out, and a vacuum environment is manufactured under the action of the sealing ring.
However, when the freeze dryer is vacuumized, the door plate will have a force directed to the freeze dryer housing under the action of a large pressure, so that the spindle of the door hinge has a tendency to move toward the freeze dryer housing, however, the spindle of the conventional door hinge is relatively fixed and cannot move toward the freeze dryer housing, and therefore the door hinge is easily damaged, and the service life of the door hinge is shortened.
SUMMERY OF THE UTILITY MODEL
In order to reduce the damage to cabinet door hinge, prolong its life, this application provides a cabinet door of freeze dryer.
The application provides a cabinet door of freeze dryer adopts following technical scheme:
a cabinet door of freeze dryer which characterized in that: including door plant, door hinge, freeze dryer shell, the door hinge is at least one, the door hinge includes fixing base and the dabber that mutual rotation connects, the fixing base with freeze dryer shell fixed connection, the dabber with the connection can be dismantled to the door plant, the fixing base is equipped with waist type hole, waist type hole major axis direction orientation freeze dryer shell, the dabber is worn to establish in the waist type hole.
Through adopting above-mentioned technical scheme, the dabber and the door plant of hinge can be dismantled and be connected, the fixing base and the freeze dryer shell fixed connection of hinge to fixing base and dabber rotation connection each other, thereby realize relative rotation between door plant and the freeze dryer shell. When the door plate is closed and vacuum work is carried out by the freeze-drying machine, acting force pointing to the freeze-drying machine shell exists on the door plate under the action of atmospheric pressure, the arrangement of the waist-shaped hole allows the mandrel and the door plate to move towards the freeze-drying machine shell, and the probability that the door hinge is damaged due to relative fixation of the mandrel position is reduced.
Preferably, the door hinges are at least two.
Through adopting above-mentioned technical scheme, freeze-drying machine cabinet door realizes the relative rotation of door plant and freeze-drying machine shell through the door hinge, adopts a plurality of door hinges to be favorable to improving the stability when the door plant rotates, reduces the probability that the door hinge damaged, guarantees the overall quality of freeze-drying machine cabinet door.
Preferably, the fixing seat is provided with a mounting hole at one end close to the freeze dryer shell.
Through adopting above-mentioned technical scheme, the accessible mounting hole very conveniently is connected the fixing base of door hinge and freeze dryer shell, is fixed in the freeze dryer shell with the door hinge on.
Preferably, the door panel is fixedly connected with a rotary base, the rotary base comprises a rotary ring body fixedly connected with the door panel and a rotary cavity formed in the rotary ring body, and the mandrel is arranged in the rotary cavity in a penetrating manner.
Through adopting above-mentioned technical scheme, roating seat and rotatory chamber are the coaxial cylinder in the centre of a circle, and the dabber wears to locate rotatory chamber and with rotatory chamber looks adaptation, the door plant through with roating seat fixed connection, realize that the relative dabber of door plant rotates.
Preferably, a frame is arranged between the mandrel and the door panel, the frame is detachably connected with the mandrel, and the frame is fixedly connected with the door panel.
Through adopting above-mentioned technical scheme, the door plant passes through frame connection hinge, and the frame includes three cuboid, and two structures, the cuboid that the size is the same are parallel to each other at the vertical direction, welds respectively at third cuboid both ends, and the frame is through AND gate fixed connection, is favorable to the weight of dispersion door plant to make things convenient for hinge to connect, be favorable to reducing the condition emergence that hinge damaged, and the frame is connected with dismantling of dabber and makes things convenient for the technical staff to assemble and overhaul.
Preferably, the mandrel comprises a shaft rod and shaft caps fixedly connected to two ends of the shaft rod, the shaft rod penetrates through the waist-shaped holes, and the waist-shaped holes are located between the shaft caps at two ends of the shaft rod.
Through adopting above-mentioned technical scheme, axle cap and axostylus axostyle are the coaxial cylinder in centre of a circle, and axle cap horizontal direction width is greater than axostylus axostyle horizontal direction width and waist type hole minor axis direction width, makes and wears to locate the difficult roll-off waist type hole of axostylus axostyle in the waist type hole.
Preferably, a switch is arranged on one side, away from the door hinge, of the frame.
Through adopting above-mentioned technical scheme, keep away from one side of hinge at the frame and set up the switch, through closing switch restriction frame position, avoid frame and door plant to remove towards the direction of keeping away from the freeze dryer shell, reach the effect of the cabinet door of restriction freeze dryer.
Preferably, the switch is provided with a shifting piece, and the shifting piece is positioned at one end of the switch, which is far away from the shell of the freeze dryer.
Through adopting above-mentioned technical scheme, with the frame as to between plectrum and the freeze-dryer shell, utilize the plectrum can open very conveniently and close the cabinet door, restriction cabinet door position can further stir the plectrum simultaneously, forces the frame to continue to move to the freeze-dryer shell direction to shorten the distance between door plant and the freeze-dryer shell.
Preferably, the frame is provided with reinforcing ribs.
Through adopting above-mentioned technical scheme, the strengthening rib is the cuboid structure, and the both ends of strengthening rib weld with the frame both sides respectively, improve the overall stability of frame greatly, and the condition that reduces the frame and warp takes place, and then improves the overall quality of freeze dryer cabinet door.
Preferably, one surface of the door panel, which is far away from the frame, is provided with a sealing ring.
Through adopting above-mentioned technical scheme, the sealing washer is the fillet square ring, bonds in the door plant and is close to the one side of freeze dryer shell, closes the cabinet door vacuum during operation at freeze dryer, and the door plant has the effort of directional freeze dryer shell under the effect of atmospheric pressure, extrudees the sealing washer and forces it to warp to improve the leakproofness between door plant and the freeze dryer shell, and then guarantee the whole quality of freeze dryer door.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the freeze dryer works in a vacuum mode, the door plate has an acting force pointing to the freeze dryer shell under the action of air pressure, so that a mandrel of the door hinge has a tendency of moving towards the freeze dryer shell, the mandrel can move towards the freeze dryer shell under the driving of the cabinet door through the kidney-shaped hole, and the damage of the door hinge due to the relative fixation of the mandrel position is reduced;
2. through setting up the sealing washer on the door plant, can utilize waist type hole and sealing washer to mutually support at freeze dryer vacuum during operation, make the door plant attached on the freeze dryer shell, realize the high sealing performance of freeze dryer cabinet door, reduce the influence of outside air to the freeze dryer, guarantee the whole quality of freeze dryer.
Drawings
Fig. 1 is a schematic view of the structure of the door of the freeze dryer cabinet in the present application.
Fig. 2 is a schematic structural diagram of a door hinge of a cabinet in the present application.
Fig. 3 is an exploded view of the cabinet door hinge of the present application.
Reference numerals: 1. a door panel; 2. a door hinge; 3. a seal ring; 4. a frame; 5. a rotating base; 51. a rotating ring body; 52. a rotating chamber; 6. a fixed seat; 61. a first fixing member; 62. a second fixing member; 63. a third fixing member; 64. mounting holes; 7. a mandrel; 71. a shaft cap; 72. a shaft lever; 8. a kidney-shaped hole; 9. reinforcing ribs; 10. a switch; 11. the freeze dryer housing.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a cabinet door of a freeze dryer.
Example 1
Referring to fig. 1, the cabinet door of the freeze dryer includes a door panel 1, a door hinge 2, a sealing ring 3, a frame 4, a reinforcing rib 9, a switch 10, and a freeze dryer housing 11. Door plant 1 is the cuboid of entity, and the surfacing is smooth, and wherein two endpoints are established to the chamfer, and door plant 1 bonds towards freeze dryer shell 11's one side has sealing washer 3, and sealing washer 3 is fillet square ring, and the sealing washer can take place to warp under the pressure action, and at the freeze dryer normal operating, sealing washer 3 is favorable to improving the leakproofness between door plant 1 and the freeze dryer shell 11, and door plant 1 keeps away from freeze dryer shell 11's one side and 4 bolted connection of frame.
Referring to fig. 2, the door hinge 2 of the cabinet door comprises a rotating seat 5, a fixed seat 6 and a mandrel 7. The rotating seat 5 is a ring body, a middle cavity is matched with the mandrel 7, and the outer surface of the rotating seat 5 is welded and fixed with the frame 4. One side of the fixing seat 6 is in threaded connection with the freeze dryer shell 11, one end, close to the mandrel 7, of the fixing seat 6 is provided with a waist-shaped hole 8, and the long axis direction of the waist-shaped hole 8 faces the freeze dryer shell 11. The dabber 7 wears to locate the waist type hole 8 of fixing base 6 and the middle part cavity of roating seat 5, makes roating seat 5 drive frame 4 relatively rotate with 5 threaded connection's of fixing base freeze dryer shell 11.
Referring to fig. 3, the cabinet door hinge 2 includes a rotating base 5, a fixing base 6, and a spindle 7. The mandrel 7 is composed of two mandrel caps 71 and a shaft rod 72, the two mandrel caps 71 are identical in structure and size, the mandrel caps 71 and the shaft rod 72 are cylinders with coaxial circle centers, the mandrel caps 71 are welded to two ends of the shaft rod 72 respectively, the width of the mandrel caps 71 in the horizontal direction is larger than that of the shaft rod 72 in the horizontal direction, and the length of the shaft rod 72 in the vertical direction is larger than that of the mandrel caps 71 in the vertical direction.
The fixing seat 6 comprises a first fixing piece 61, a second fixing piece 62 and a third fixing piece 63, the first fixing piece 61 is a cuboid, one end of the first fixing piece 61 is a round angle, a waist-shaped hole 8 is formed in one end of the round angle, the length direction of the first fixing piece 61 is the same as the long axis direction of the waist-shaped hole 8 and faces the freeze dryer shell 11, the length of the short axis of the waist-shaped hole 8 is matched with that of the shaft rod 72, the third fixing piece 63 and the first fixing piece 61 are identical in structure and size and parallel to each other in the vertical direction, two ends of the second fixing piece 62 are respectively perpendicular to the first fixing piece 61 and the third fixing piece 63 and are welded and fixed, the second fixing piece 62 is provided with two mounting holes 64, the mounting holes 64 face the freeze dryer shell 11, and the second fixing piece 62 is in threaded connection. The rotating seat 5 comprises a rotating ring body 51 and a rotating cavity 52, the rotating ring body 51 and the rotating cavity 52 are circular ring bodies with the same circle center, the size of the rotating cavity 52 is matched with the shaft rod 72, and the outer part of the rotating ring body 51 is welded and fixed with the frame 4.
The implementation principle of the embodiment 1 is as follows: the fixing seat 6 of the door hinge 2 is in threaded connection with the freeze dryer shell 11, the other side of the door hinge 2 is connected with the door plate 1 through the frame 4 and the bolt, so that the door plate 1 can rotate relative to the freeze dryer shell 11, and the aim of closing a cabinet door of the freeze dryer is fulfilled. When the freeze dryer high vacuum work, cabinet door 1 drives frame 4 and removes to freeze dryer shell 11 under the atmospheric pressure effect, utilize waist type hole 8 can make the dabber 7 of door hinge 2 move towards freeze dryer shell 11 along the major axis direction of waist type hole 8, make door plant 1 paste on freeze dryer shell 11 surface, reduce the probability that door hinge 2 damaged, the life of extension door hinge 2, and under waist type hole 8 and sealing washer 3's combined action, promote the sealed effect of freeze dryer's cabinet door greatly.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A cabinet door of freeze dryer which characterized in that: including door plant (1), door hinge (2), freeze dryer shell (11), door hinge (2) are at least one, door hinge (2) are including fixing base (6) and dabber (7) that mutual rotation connects, fixing base (6) with freeze dryer shell (11) fixed connection, dabber (7) with door plant (1) can be dismantled and be connected, fixing base (6) are equipped with waist type hole (8), waist type hole (8) major axis direction orientation freeze dryer shell (11), dabber (7) are worn to establish in waist type hole (8).
2. The cabinet door of a freeze dryer according to claim 1, wherein: the number of the door hinges (2) is at least two.
3. The cabinet door of a freeze dryer according to claim 1, wherein: and one end of the fixed seat (6) close to the freeze dryer shell (11) is provided with a mounting hole (64).
4. The cabinet door of a freeze dryer according to claim 3, wherein: door plant (1) fixedly connected with roating seat (5), roating seat (5) include with door plant (1) fixed connection's rotatory ring body (51) with set up rotatory chamber (52) on the rotatory ring body (51), dabber (7) wear to locate in rotatory chamber (52).
5. The cabinet door of a freeze dryer according to claim 1, wherein: the door plate is characterized in that a frame (4) is arranged between the mandrel (7) and the door plate (1), the frame (4) is detachably connected with the mandrel (7), and the frame (4) is fixedly connected with the door plate (1).
6. The cabinet door of a freeze dryer according to claim 5, wherein: the mandrel (7) comprises a shaft rod (72) and shaft caps (71) fixedly connected to two ends of the shaft rod (72), the shaft rod (72) penetrates through the waist-shaped hole (8), and the waist-shaped hole (8) is located between the shaft caps (71) at two ends of the shaft rod (72).
7. The cabinet door of a lyophilizer according to claim 6, characterized in that: and a switch (10) is arranged on one side of the frame (4) far away from the door hinge (2).
8. The cabinet door of a lyophilizer according to claim 7, characterized in that: the switch (10) is provided with a shifting sheet, and the shifting sheet is positioned at one end of the switch (10) far away from the freeze dryer shell (11).
9. The cabinet door of a freeze dryer according to claim 5, wherein: the frame (4) is provided with a reinforcing rib (9).
10. The cabinet door of a lyophilizer according to claim 6, characterized in that: and a sealing ring (3) is arranged on one surface of the door panel (1) far away from the frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786196.5U CN213514984U (en) | 2020-11-26 | 2020-11-26 | Cabinet door of freeze dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786196.5U CN213514984U (en) | 2020-11-26 | 2020-11-26 | Cabinet door of freeze dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213514984U true CN213514984U (en) | 2021-06-22 |
Family
ID=76427153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022786196.5U Active CN213514984U (en) | 2020-11-26 | 2020-11-26 | Cabinet door of freeze dryer |
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| Country | Link |
|---|---|
| CN (1) | CN213514984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459211A (en) * | 2022-01-22 | 2022-05-10 | 上海田枫实业有限公司 | Freeze dryer |
-
2020
- 2020-11-26 CN CN202022786196.5U patent/CN213514984U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459211A (en) * | 2022-01-22 | 2022-05-10 | 上海田枫实业有限公司 | Freeze dryer |
| CN114459211B (en) * | 2022-01-22 | 2023-04-07 | 上海田枫实业有限公司 | Freeze dryer |
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