CN203684833U - Door lock of vacuum freeze drier - Google Patents
Door lock of vacuum freeze drier Download PDFInfo
- Publication number
- CN203684833U CN203684833U CN201420042672.4U CN201420042672U CN203684833U CN 203684833 U CN203684833 U CN 203684833U CN 201420042672 U CN201420042672 U CN 201420042672U CN 203684833 U CN203684833 U CN 203684833U
- Authority
- CN
- China
- Prior art keywords
- door lock
- vacuum freeze
- freeze drier
- locking bar
- hole
- 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 - Lifetime
Links
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 239000010935 stainless steel Substances 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- 230000001954 sterilising effect Effects 0.000 description 11
- 238000004659 sterilization and disinfection Methods 0.000 description 6
- 238000004108 freeze drying Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to the technical field of pharmaceutical machinery, in particular to a door lock of a vacuum freeze drier. The door lock comprises a lock head and a lock nut. The lock head is composed of a lock rod I and a lock rod II, wherein the lock rod I and the lock rod II are perpendicular to each other. The lock rod I abuts against a door frame in a locking state. The lock rod II penetrates through a hole I formed in a large flange of a case door. The end, extending out of the hole I, of the lock rod II is in threaded connection with the lock nut. The door lock of the vacuum freeze drier has the advantages of being easy to install, simple in structure, convenient to use, good in locking effect, long in service life and capable of simplifying machining procedures.
Description
Technical field
The utility model relates to pharmaceutical machinery technical field, relates to particularly a kind of vacuum freeze drier door lock.
Background technology
Along with the enforcement of new edition GMP (GMP) and the fast development of pharmaceutical industry, require also more and more higher to the automation of pharmaceutical equipment, most novel type of production vacuum freeze drier all possesses online sterilizing function, can shorten sterilization time and reduce labor intensity of operating staff by freeze dryer being realized to the online sterilizing (SIP) of entirety, and can improve sterilization effect, and then guarantee the safety of freeze-drying prods.
The vacuum freeze drier of being furnished with online sterilizing function belongs to pressure vessel, wherein door lock is the necessary important spare part of vacuum freeze drier that is equipped with online sterilizing (SIP) system, in the time of the sterilization steps of vacuum freeze drier, in freeze drying box and cold-trap, be malleation, now mainly compress freeze drying box chamber door by door lock, sealing while realizing freeze-drying box sterilization by chamber door weather strip, thus sterilization process completed, reach sterilization effect.Existing vacuum freeze drier door lock need to repeatedly be adjusted because of its complex structure in when assembling, conventionally need to first pre-install, after prepackage, survey and draw again distance, then according to installing apart from the pad of turning proper height, because installation procedure is more and easily produce error in the time surveying and drawing, can cause while installation and occur door lock incessantly or cannot guarantee the problems such as sealing in the time of sterilizing.
Summary of the invention
The purpose of this utility model is to solve the problems of the technologies described above, and provides a kind of and is easy to install, simple in structure, easy to use, stable performance, can simplify the vacuum freeze drier door lock of manufacturing procedure.
The technical solution of the utility model is: a kind of vacuum freeze drier door lock, comprise tapered end and locknut, described tapered end is made up of mutually perpendicular locking bar I and locking bar II, when lockup state described in locking bar I be resisted against on doorframe; The hole I that described locking bar II is established in the large flange of chamber door, pass, one end that described locking bar II is stretched out hole I has been threaded connection locknut.
Formed by mutually perpendicular locking bar I and locking bar II by tapered end is designed to, can carry out locking to gate, simple in structure, easy to use and locking is effective; In locking bar II, screw thread is set, is connected with locknut and can adjusts the position of locknut in locking bar II by screw thread, can save the operation such as prepackage, turning pad, be easy to install simultaneously.The hole I of when use, locking bar II being established in the large flange of chamber door, pass, can make locking bar I and chamber door doorframe clamping or depart from by rotating rod lock II, to realize the locking at gate and to open.
Preferably, the front end that described locking bar II is stretched out hole I end is provided with steering block, one side of described steering block is provided with protruding I, described protruding I is connected with locking bar II, the opposite side of described steering block is provided with protruding II, described protruding II is located on locating piece, and described locating piece is connected with installing plate by positioning bolt, and the other end of described installing plate is connected with the large flange of chamber door.
As with improvement, described steering block is provided with shift fork.
As with improvement, between described steering block and locating piece, be provided with back-up ring and space washer, described back-up ring is provided with groove, and described steering block is located in described groove.
As with improvement, described locating piece is provided with hole II, and described protruding II is located in the II of hole, and described locating piece is L-shaped.
Preferably, a side of described locknut is resisted against on the large flange of chamber door, and the opposite side of described locknut is provided with retaining ring, is provided with multiple screwed holes in described locknut.
Preferably, in the I of described hole, be provided with door lock cover.
As with improvement, described door lock cover comprises stainless steel sleeve and copper sheathing, and described stainless steel sleeve is welded in the I of described hole, and described copper sheathing is connected with stainless steel sleeve by bolt.
Preferably, be provided with O shape rubber seal in the I of described hole, described O shape rubber seal is located at the one end near doorframe.
The beneficial effects of the utility model are: formed by mutually perpendicular locking bar I and locking bar II by tapered end is designed to, can on both direction, carry out casing gate simultaneously spacing by gate locking, simple in structure, easy to use, stable performance; Locknut is set in locking bar II and is connected with locknut with steering block and by screw thread, convenient adjustment, is easy to install, and can simplify processing installation procedure simultaneously; In addition, a kind of vacuum freeze drier door lock of the present utility model also has advantages of that locking effect is good, long service life.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is top view of the present utility model.
In figure, 1, tapered end, 101, locking bar I, 102, locking bar II, 2, doorframe, 3, the large flange of chamber door, 4, locknut, 5, screwed hole, 6, retaining ring, 7, installing plate, 8, positioning bolt, 901, protruding I, 902, protruding II, 10, locating piece, 11, steering block, 12, door lock cover, 13, O shape rubber seal, 14, back-up ring, 15, space washer, 16, copper sheathing, 17, stainless steel sleeve.
The specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
Referring to Fig. 1 and Fig. 2, a kind of vacuum freeze drier door lock of the present utility model, comprises tapered end 1 and locknut 4, and tapered end 1 is made up of mutually perpendicular locking bar I 101 and locking bar II 102, and lockup state hour locking lever I 101 is resisted against on doorframe 2; The hole I that locking bar II 102 is established in the large flange 3 of chamber door, pass, one end that locking bar II 102 is stretched out hole I has been threaded connection locknut 4.
Formed by mutually perpendicular locking bar I and locking bar II by tapered end is designed to, can carry out locking to gate, simple in structure, easy to use and locking is effective; In locking bar II, screw thread is set, is connected with locknut and can adjusts the position of locknut in locking bar II by screw thread, can save the operation such as prepackage, turning pad, be easy to install simultaneously.The hole I of when use, locking bar II being established in the large flange of chamber door, pass, can make locking bar I and chamber door doorframe clamping or depart from by rotating rod lock II, to realize the locking at gate and to open.
In embodiment of the present utility model, in order to facilitate rotating rod lock II, the front end that stretches out hole I end in locking bar II 102 is provided with steering block 11, on steering block 11, be provided with shift fork (not shown) to facilitate rotation steering block, one side of steering block 11 is provided with protruding I 901, projection I 901 is connected with locking bar II 102 so that steering block is coaxial with locking bar II, the opposite side of steering block 11 is provided with protruding II 902, projection II 902 is located on locating piece 10 to support steering block, particularly, locating piece 10 arranges L-shaped and on locating piece 10, is provided with hole II, protruding II 902 is located in the II of hole, locating piece 10 is connected with installing plate 7 by positioning bolt 8, the other end of installing plate 7 is connected with the large flange 3 of chamber door.When use, by rotating shift fork, shift fork plays gearing drive steering block and rotates, and steering block drives the locking bar II coaxial with it to rotate again, and locking bar II drives locking bar I and chamber door doorframe clamping again or departs from, to realize the locking at gate and to open.
In embodiment of the present utility model, between steering block 11 and locating piece 10, be provided with back-up ring 14 and space washer 15, on back-up ring 14, be provided with groove, steering block 11 is located in groove.In the time that steering block rotates, can rub with locating piece, back-up ring and space washer are set between steering block and locating piece to increase the service life and can strengthen abrasion resistance.
In embodiment of the present utility model, a side of locknut 4 is resisted against on the large flange 3 of chamber door, is provided with retaining ring 6 at the opposite side of locknut 4, in locknut 4, be provided with multiple screwed holes 5 and by bolt, retaining ring 6 be fixed on locknut 4, to improve the locking effect of locknut.
In embodiment of the present utility model, in the I of hole, be provided with door lock cover 12, door lock cover 12 comprises stainless steel sleeve 17 and copper sheathing 16 particularly, and stainless steel sleeve 17 is welded in the I of hole, copper sheathing 16 is connected with stainless steel sleeve 17 by bolt, because copper sheathing has abrasion resistance but can not be welded on the large flange of chamber door, therefore a stainless steel sleeve is set in copper sheathing is welded on stainless steel sleeve on the large flange of chamber door, recycling bolt is connected copper sheathing with stainless steel sleeve, in the time that need to changing, serious wear only need demounting bolt to change copper sheathing, easy to use and can extend application life of door lock.
In embodiment of the present utility model; in the large flange 3 hole I of chamber door, be provided with O shape rubber seal 13; particularly O shape rubber seal 13 is located in stainless steel sleeve 17; and O shape rubber seal 13 is located to the one end near doorframe 2; to guarantee the isolation in machine room and A level district; eliminate pollution risk, met GMP relevant regulations.
Although more than described the specific embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is to be limited by appended claims.Those skilled in the art is not deviating under the prerequisite of principle of the present utility model and essence, can make various changes or modifications to these embodiments, but these changes and modification all fall into protection domain of the present utility model.
Claims (9)
1. a vacuum freeze drier door lock, is characterized in that: comprise tapered end and locknut, described tapered end is made up of mutually perpendicular locking bar I and locking bar II, when lockup state described in locking bar I be resisted against on doorframe; The hole I that described locking bar II is established in the large flange of chamber door, pass, one end that described locking bar II is stretched out hole I has been threaded connection locknut.
2. a kind of vacuum freeze drier door lock as claimed in claim 1, it is characterized in that: the front end that described locking bar II is stretched out hole I end is provided with steering block, one side of described steering block is provided with protruding I, described protruding I is connected with locking bar II, the opposite side of described steering block is provided with protruding II, described protruding II is located on locating piece, and described locating piece is connected with installing plate by positioning bolt, and the other end of described installing plate is connected with the large flange of chamber door.
3. a kind of vacuum freeze drier door lock as claimed in claim 2, is characterized in that: described steering block is provided with shift fork.
4. a kind of vacuum freeze drier door lock as claimed in claim 2 or claim 3, is characterized in that: between described steering block and locating piece, be provided with back-up ring and space washer, described back-up ring is provided with groove, and described steering block is located in described groove.
5. a kind of vacuum freeze drier door lock as claimed in claim 2 or claim 3, is characterized in that: described locating piece is provided with hole II, described protruding II is located in the II of hole, and described locating piece is L-shaped.
6. a kind of vacuum freeze drier door lock as described in as arbitrary in claims 1 to 3, is characterized in that: a side of described locknut is resisted against on the large flange of chamber door, and the opposite side of described locknut is provided with retaining ring, is provided with multiple screwed holes in described locknut.
7. a kind of vacuum freeze drier door lock as described in as arbitrary in claims 1 to 3, is characterized in that: in the I of described hole, be provided with door lock cover.
8. a kind of vacuum freeze drier door lock as claimed in claim 7, is characterized in that: described door lock cover comprises stainless steel sleeve and copper sheathing, described stainless steel sleeve is welded in the I of described hole, and described copper sheathing is connected with stainless steel sleeve by bolt.
9. a kind of vacuum freeze drier door lock as described in as arbitrary in claims 1 to 3, is characterized in that: in the I of described hole, be provided with O shape rubber seal, described O shape rubber seal is located at the one end near doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042672.4U CN203684833U (en) | 2014-01-23 | 2014-01-23 | Door lock of vacuum freeze drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042672.4U CN203684833U (en) | 2014-01-23 | 2014-01-23 | Door lock of vacuum freeze drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203684833U true CN203684833U (en) | 2014-07-02 |
Family
ID=51006754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420042672.4U Expired - Lifetime CN203684833U (en) | 2014-01-23 | 2014-01-23 | Door lock of vacuum freeze drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203684833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671880A (en) * | 2016-03-20 | 2016-06-15 | 许月进 | Machine door latching device of sanitary isolated-type laundry machine |
-
2014
- 2014-01-23 CN CN201420042672.4U patent/CN203684833U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671880A (en) * | 2016-03-20 | 2016-06-15 | 许月进 | Machine door latching device of sanitary isolated-type laundry machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |