CN210949860U - Sealing structure of vacuum cleaning furnace - Google Patents
Sealing structure of vacuum cleaning furnace Download PDFInfo
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- CN210949860U CN210949860U CN201922144864.1U CN201922144864U CN210949860U CN 210949860 U CN210949860 U CN 210949860U CN 201922144864 U CN201922144864 U CN 201922144864U CN 210949860 U CN210949860 U CN 210949860U
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- furnace
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- vacuum cleaning
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Abstract
The utility model relates to a vacuum cleaning stove field specifically discloses a seal structure of vacuum cleaning stove, including wasing the furnace shell, installing at the bell that washs stove housing face, be equipped with the big-end-up's of the outer step hole of being convenient for bell installation on wasing the furnace shell, be equipped with of bell with step hole matched with first boss, second boss, all be equipped with O type rubber seal on two boss step faces, the bell is equipped with a plurality of deep holes in the side of second boss along the revolving axle circumference, it is equipped with the ring channel at the deep hole relative position to wash the furnace shell, be equipped with locking mechanism in the deep hole. The utility model discloses locking mechanism is pushing away T shape turning block through flexible transmission and is revoluting the turning pin and rotate, and the one end of final T shape turning block is inconsistent with the washing stove casing, forms the extrusion. The utility model discloses when the vacuum cleaning stove is installed at the bell, have that sealing performance is good, the simple operation, automatic high advantage.
Description
Technical Field
The utility model relates to a vacuum cleaning stove field, concretely relates to vacuum cleaning stove seal structure.
Background
The vacuum cleaning furnace is used for removing organic pollutants from heat-resistant metal parts gently under vacuum conditions by utilizing the melting or thermal decomposition principle. The vacuum cleaning furnace comprises a vacuum cleaning furnace body, a waste collecting system, a vacuum system, a sealing system, an electric heating system, a water cooling system and a cleaning material loading and unloading system, wherein the waste collecting system, the vacuum system and the sealing system are arranged on the vacuum cleaning furnace body, and the electric heating system, the water cooling system and the cleaning material loading and unloading system are controlled by a microcomputer to work. Is prepared by using the principle that chemical fiber high molecular polymer is cracked under the vacuum state of isolating air and the high temperature of about 500 ℃. During operation, heating and vacuum pumping are required to be carried out to about-0.08 mpa.
Among the prior art vacuum cleaning stove, the bell is usually opened manually and has the not good problem of leakproofness, leads to the heat preservation effect poor, and the energy is extravagant.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be: to the problem that the leakproofness is not good among the prior art above, provide a simple operation, it is automatic high, the vacuum cleaning furnace seal structure that the leakproofness is good.
The utility model is realized by the following technical proposal, a sealing structure of a vacuum cleaning furnace, which comprises a cleaning furnace shell and a furnace cover arranged on the end surface of the cleaning furnace shell, wherein the cleaning furnace shell is provided with a mounting hole convenient for the installation of the furnace cover, the mounting hole is a step hole with a large outside and a small inside, the front end of the furnace cover is provided with a first boss and a second boss matched with the step hole, the step surfaces of the first boss and the second boss are respectively provided with a sealing groove convenient for the installation of an O-shaped rubber sealing ring, the furnace cover is provided with a plurality of deep holes on the side surface of the second boss along the circumference of a revolving shaft, the cleaning furnace shell is provided with a ring groove at the relative position of the deep holes, the deep holes are internally provided with locking mechanisms, each locking mechanism comprises a rotating pin, a T-shaped rotating block and a telescopic transmission device, one end part of the T, the other end part is rotatably connected with a telescopic transmission device, the last end part is a locking contact surface, and the other end of the telescopic transmission device is rotatably connected with the bottom of the deep hole.
Furthermore, in order to ensure that the locking mechanism has large and stable output power and high response speed, the telescopic transmission device is a hydraulic cylinder.
Furthermore, in order to facilitate maintenance, an access hole is further formed in the position, on the furnace cover, of the telescopic transmission device, and an access cover is connected through bolts.
Furthermore, in order to enhance the heat insulation effect of the road improvement, a heat insulation layer is arranged at one end of the furnace cover closest to the inside of the furnace.
Further, in order to enhance the sealing effect of the access cover, a rubber gasket is arranged between the access cover and the furnace cover and is coated with high-temperature-resistant sealant.
Furthermore, in order to facilitate the furnace cover to extend into the step hole during installation of the furnace cover, a chamfer is arranged on the step surface of the furnace cover.
The utility model has the advantages that:
1. the utility model discloses a wash stove casing and adopt the step hole, the front end of bell be equipped with step hole matched with first step and second step, all be equipped with the seal groove of the O type rubber seal installation of being convenient for on two step faces, when the bell installation, the sealing washer of two step faces has played double-deck sealed effect, and sealing performance improves greatly.
2. The utility model discloses the bell is equipped with a plurality of deep holes in the side of second boss along the revolving axle circumference, it is equipped with the ring channel at deep hole relative position to wash the furnace casing, be equipped with locking mechanism in the deep hole, locking mechanism is pushing away the revoluting round pin rotation with T shape turning block through telescopic transmission, and the one end of final T shape turning block is inconsistent with washing the stove casing, forms the extrusion, consequently the utility model discloses simple structure, it is easy and simple to handle.
3. The utility model discloses well telescopic transmission is the pneumatic cylinder, has output big, feed stable, advantage that response speed is fast.
Drawings
Fig. 1 is a schematic structural view of a sealing structure of a vacuum cleaning furnace according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. I (the locking mechanism is in an unlocked state);
fig. 3 is a partial enlarged view of the first drawing at point I (the locking mechanism is in a locked state).
In the figure: 1, cleaning a furnace shell; 2, furnace cover; 21O-shaped rubber sealing rings; 22 sealing grooves; 23 insulating layer; 24, guarantee of education; 3, mounting holes; 4 a first boss; 5 a second boss; 6, deep holes are formed; 7, an annular groove; 8, a locking mechanism; 81 rotating the pin; 82T-shaped turning blocks; 83 a telescopic transmission device; 9, a manhole; 91 access cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, a sealing structure of a vacuum cleaning furnace comprises a cleaning furnace shell 1 and a furnace cover 2 installed on the end surface of the cleaning furnace shell 1, wherein a mounting hole 3 convenient for installing the furnace cover 2 is formed in the cleaning furnace shell 1, the mounting hole 3 is a step hole with a large outer part and a small inner part, a first boss 4 and a second boss 5 matched with the step hole are arranged at the front end of the furnace cover 2, sealing grooves 22 convenient for installing O-shaped rubber sealing rings 21 are formed in the step surfaces of the first boss 4 and the second boss 5, a plurality of deep holes 6 are formed in the side surface of the second boss 5 along the circumference of a rotating shaft of the furnace cover 2, an annular groove 7 is formed in the position, opposite to the deep holes 6, of the cleaning furnace shell 1, a locking mechanism 8 is arranged in the deep holes 6, the locking mechanism 8 comprises a rotating pin 81, a T-shaped rotating block 82 and a telescopic transmission device 83, one end part of the T-shaped rotating block 82 is rotatably, the other end part is rotatably connected with a telescopic transmission device 83, the last end part is a locking contact surface, and the other end of the telescopic transmission device 83 is rotatably connected with the bottom of the deep hole 6.
In practical application, the telescopic transmission device 83 is a hydraulic cylinder in order to ensure that the locking mechanism 8 has large and stable output power and high response speed.
In practical application, in order to facilitate maintenance, the furnace cover 2 is further provided with a maintenance hole 9 at the position of the telescopic transmission device 83, and an maintenance cover 91 is connected through a bolt.
In practical application, in order to enhance the heat insulation effect of the furnace cover 2, an insulating layer 23 is arranged at one end of the furnace cover 2, which is closest to the inside of the furnace.
In practical application, in order to enhance the sealing effect of the access cover 91, a rubber gasket 92 is arranged between the access cover 91 and the furnace cover 2, and is coated with a high-temperature-resistant sealant.
In practical application, in order to facilitate the furnace cover 2 to extend into the step hole when the furnace cover 2 is installed, a chamfer 24 is arranged on the step surface of the furnace cover 2.
The utility model discloses a theory of operation:
when the vacuum cleaning furnace is closed, the furnace cover 2 is pushed to the vacuum cleaning furnace by a power mechanism, the first boss 4 and the second boss 5 are respectively abutted to the step surface of the mounting hole 3 at the end part of the shell, because the step surfaces of the first boss 4 and the second boss 5 are respectively provided with the O-shaped rubber sealing ring 21, a double-layer sealing effect is formed after certain pressure is received, and the hydraulic cylinder starts to work at the moment, the T-shaped rotating block is pushed to rotate by extension until one end of the T-shaped rotating block 82 is abutted to the annular groove 7 on the cleaning furnace shell 1, and thrust is kept, so that the step surfaces of the first boss 4 and the mounting hole 3 are always subjected to stronger extrusion force, the sealing effect of the furnace cover 2 after installation is ensured, manual operation when the sealing installation and disassembly of the furnace cover 2 is avoided, and the safety is improved.
To sum up, the utility model discloses when the vacuum cleaning stove is installed at the bell, have that sealing performance is good, the simple operation, automatic high advantage.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (6)
1. The utility model provides a seal structure of vacuum cleaning stove which characterized in that: the cleaning furnace comprises a cleaning furnace shell (1) and a furnace cover (2) arranged on the end face of the cleaning furnace shell (1), wherein a mounting hole (3) convenient for the installation of the furnace cover (2) is formed in the cleaning furnace shell (1), the mounting hole (3) is a step hole with a large outer part and a small inner part, a first boss (4) and a second boss (5) matched with the step hole are arranged at the front end of the furnace cover (2), sealing grooves (22) convenient for the installation of O-shaped rubber sealing rings (21) are formed in the step surfaces of the first boss (4) and the second boss (5), a plurality of deep holes (6) are formed in the side surface of the second boss (5) along the circumference of a rotating shaft, annular grooves (7) are formed in the relative positions of the deep holes (6) of the cleaning furnace shell (1), locking mechanisms (8) are arranged in the deep holes (6), and each locking mechanism (8) comprises a rotating pin (81), the T-shaped rotating block (82) and the telescopic transmission device (83), one end of the T-shaped rotating block (82) is rotatably connected with the deep hole (6) through a rotating pin (81), the other end of the T-shaped rotating block is rotatably connected with the telescopic transmission device (83), the last end of the T-shaped rotating block is a locking contact surface, and the other end of the telescopic transmission device (83) is rotatably connected with the bottom of the deep hole (6).
2. A sealing structure of a vacuum cleaning furnace according to claim 1, characterized in that: the telescopic transmission device (83) is a hydraulic cylinder.
3. A sealing structure of a vacuum cleaning furnace according to claim 1, characterized in that: the furnace cover (2) is also provided with an access hole (9) at the position of the telescopic transmission device (83), and an access cover (91) is connected through a bolt.
4. A sealing structure of a vacuum cleaning furnace according to claim 1, characterized in that: and a heat-insulating layer (23) is arranged at one end of the furnace cover (2) closest to the inside of the furnace.
5. A sealing structure of a vacuum cleaning furnace according to claim 3, characterized in that: and a rubber gasket (92) is arranged between the access cover (91) and the furnace cover (2) and is coated with high-temperature-resistant sealant.
6. A sealing structure of a vacuum cleaning furnace according to claim 1, characterized in that: a chamfer (24) is arranged on the step surface of the furnace cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922144864.1U CN210949860U (en) | 2019-12-04 | 2019-12-04 | Sealing structure of vacuum cleaning furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922144864.1U CN210949860U (en) | 2019-12-04 | 2019-12-04 | Sealing structure of vacuum cleaning furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210949860U true CN210949860U (en) | 2020-07-07 |
Family
ID=71378571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922144864.1U Active CN210949860U (en) | 2019-12-04 | 2019-12-04 | Sealing structure of vacuum cleaning furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210949860U (en) |
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2019
- 2019-12-04 CN CN201922144864.1U patent/CN210949860U/en active Active
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