CN213623261U - Vacuum generating device for MPCVD equipment - Google Patents

Abstract

The utility model discloses a vacuum generation device for MPCVD equipment, including vacuum generator and connecting pipe, vacuum generator one side is provided with the vacuum suction pipe, and the connecting pipe setting is in vacuum suction pipe one end, and connecting pipe one end butt fusion has the screw thread ring, and the inner wall one end of vacuum suction pipe is provided with the connection spiral shell groove, and the screw thread ring meshes with the connection spiral shell groove mutually, and equal butt fusion has the atmospheric pressure to detect a section of thick bamboo on vacuum generator and the connecting pipe, and screw thread ring one end bonding has the sealing ring, is provided with the ring channel on the inner wall of connection spiral shell groove, and the sealing ring card is established at annular inboard. The utility model discloses a leakproofness is good between connecting pipe and the vacuum suction pipe can be guaranteed to the relation of being connected between connecting pipe and the vacuum suction pipe to can further strengthen sealed effect through sealed bag, can detect whether vacuum generator during operation atmospheric pressure is normal through the atmospheric pressure detection section of thick bamboo moreover, can judge through observing the luminous condition of pilot lamp, therefore it is very convenient to use.

Description

Vacuum generating device for MPCVD equipment

Technical Field

The utility model relates to a vacuum generates the device, specifically is a vacuum generates device for MPCVD equipment, belongs to the relevant technical field of synthetic diamond production.

Background

Diamond is also commonly referred to as diamond, a mineral composed of pure carbon and is the hardest substance in nature. Since the 18 th century confirmed that diamond is composed of pure carbon, research on artificial diamond has been started, and only in the 50 th century, through the development of high-pressure research and high-pressure experimental techniques, the artificial diamond has been really successfully and rapidly developed, and the artificial diamond has also been widely used in various industries, and the current production process generally requires the use of MPCVD equipment, and therefore a vacuum generation device is required to be used to produce a vacuum environment, but most of the current vacuum generation devices have certain disadvantages, and when a common vacuum generation device is connected with a connecting pipeline, an air leakage phenomenon may occur, and therefore, the sealing property needs to be ensured, and the air leakage situation is not easy to find, and therefore, a vacuum generation device for MPCVD equipment is required to help solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vacuum generation device for MPCVD equipment just in order to solve above-mentioned problem, can guarantee through the relation of connection between connecting pipe and the vacuum suction pipe that the leakproofness is good between connecting pipe and the vacuum suction pipe to can further strengthen sealed effect through sealed bag, can detect vacuum generator during operation atmospheric pressure through the atmospheric pressure detection section of thick bamboo and whether normal moreover, can judge through observing the luminous condition of pilot lamp, therefore it is very convenient to use.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a vacuum generation device for MPCVD equipment, including vacuum generator and connecting pipe, vacuum generator one side is provided with the vacuum suction pipe, the connecting pipe sets up vacuum suction pipe one end, connecting pipe one end butt fusion has the screw thread ring, the inner wall one end of vacuum suction pipe is provided with the connection thread groove, the screw thread ring with connect the thread groove and mesh mutually, vacuum generator with equal butt fusion has the atmospheric pressure detection section of thick bamboo on the connecting pipe.

Preferably, in order to ensure good sealing performance between the threaded ring and the vacuum suction pipe, a sealing ring is bonded at one end of the threaded ring, and an annular groove is formed in the inner wall of the connecting screw groove.

Preferably, in order to further enhance the sealing performance, the sealing ring is clamped inside the ring, and a sealing bag is bonded on the inner wall of the ring groove.

Preferably, in order to conveniently inflate the sealing bag, an inflating head is arranged on the sealing bag, an inflating hole is formed in the inner wall of the annular groove, and the inflating head is arranged in the inflating hole.

Preferably, in order to detect whether the air pressure inside the vacuum suction pipe and the connecting pipe is normal or not, an air pressure groove and a trigger cavity are arranged in the air pressure detection cylinder, and an indicator lamp and a storage battery are arranged on the air pressure detection cylinder.

Preferably, for convenient observation, the air pressure tank inside callipers is equipped with sealed piece, it is provided with the removal piece to trigger the intracavity, sealed piece with the butt fusion has the gangbar between the removal piece, the air pressure tank with be provided with the through-hole between the chamber of triggering, the gangbar card is established in the through-hole, install electrode slice one on the removal piece, trigger and install electrode slice two on the inside in chamber, the pilot lamp pass through the electric wire respectively with electrode slice one with the battery is connected, the battery pass through the electric wire with electrode slice two is connected.

Preferably, in order to limit the sealing block conveniently, a spring is welded between the sealing block and the inner wall of the pneumatic groove.

The utility model has the advantages that: the utility model discloses a leakproofness is good between connecting pipe and the vacuum suction pipe can be guaranteed to the relation of being connected between connecting pipe and the vacuum suction pipe to can further strengthen sealed effect through sealed bag, can detect whether vacuum generator during operation atmospheric pressure is normal through the atmospheric pressure detection section of thick bamboo moreover, can judge through observing the luminous condition of pilot lamp, therefore it is very convenient to use.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a cross-sectional view of the connecting pipe of the present invention.

Fig. 3 is a sectional view of the air pressure detecting cylinder of the present invention.

In the figure: 1. the device comprises a vacuum generator, 2, a connecting pipe, 3, a vacuum suction pipe, 4, a threaded ring, 5, an air pressure detection cylinder, 6, a sealing ring, 7, a sealing bag, 8, an inflating head, 9, an inflating hole, 10, an air pressure groove, 11, a trigger cavity, 12, an indicator light, 13, a storage battery, 14, a sealing block, 15, a moving sheet, 16, a linkage rod, 17, a first electrode sheet, 18, a second electrode sheet, 19 and a spring.

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.

Referring to fig. 1-3, a vacuum generator for MPCVD device comprises a vacuum generator 1 and a connecting pipe 2, wherein a vacuum suction pipe 3 is disposed at one side of the vacuum generator 1, the connecting pipe 2 is disposed at one end of the vacuum suction pipe 3, a threaded ring 4 is welded to one end of the connecting pipe 2, a connecting screw groove is disposed at one end of the inner wall of the vacuum suction pipe 3, the threaded ring 4 is engaged with the connecting screw groove, and an air pressure detecting cylinder 5 is welded to both the vacuum generator 1 and the connecting pipe 2.

As a technical optimization scheme of the utility model, 4 one ends of screw ring are bonded there is sealing ring 6, are provided with the ring channel on the inner wall of connecting the spiral shell groove, consequently can guarantee that the leakproofness is good between screw ring 4 and the vacuum suction pipe 3.

As a technical optimization scheme of the utility model, 6 cards of sealing ring are established at the annular inboard, and the inner wall bonding of ring channel has sealed bag 7 to can further strengthen the leakproofness.

As a technical optimization scheme of the utility model, be provided with on the sealed bag 7 and inflate head 8, be provided with on the inner wall of ring channel and inflate hole 9, inflate head 8 and set up in inflating hole 9, consequently can conveniently inflate for sealed bag 7.

As a technical optimization scheme of the utility model, state and be provided with atmospheric pressure groove 10 and trigger chamber 11 in the atmospheric pressure detection section of thick bamboo 5, be provided with pilot lamp 12 and battery 13 on the atmospheric pressure detection section of thick bamboo 5 to can detect whether vacuum suction pipe 3 and the inside atmospheric pressure of connecting pipe 2 are normal.

As a technical optimization scheme, the atmospheric pressure groove 10 inside callipers is equipped with sealed piece 14, it is provided with removal piece 15 to trigger in the chamber 11, the butt fusion has gangbar 16 between sealed piece 14 and the removal piece 15, atmospheric pressure groove 10 and trigger are provided with the through-hole between the chamber 11, 16 cards of gangbar are established in the through-hole, install electrode slice 17 on the removal piece 15, install electrode slice two 18 on the inside of triggering chamber 11, pilot lamp 12 passes through the electric wire and is connected with electrode slice 17 and battery 13 respectively, battery 13 passes through the electric wire and is connected with electrode slice two 18, consequently, can conveniently observe.

As a technical optimization scheme of the utility model, it has spring 19 to weld between the inner wall of sealed piece 14 and atmospheric pressure groove 10 to can conveniently carry on spacingly to sealed piece 14.

The utility model discloses when using, the connection structure between connecting pipe 2 and the vacuum suction pipe 3 is shown as figure 2, can guarantee sealed effectual under the effect of sealing ring 6, then is connected the inflator head 8 on inflator and the sealed bag 7 and pours into gas into to sealed bag 7 into, consequently can let sealed bag 7 inflation to can wrap up sealing ring 6, consequently can further strengthen sealed effect.

The utility model discloses when using, can judge through the pressure detection section of thick bamboo whether there is the gas leakage phenomenon in the 1 during operation of vacuum generator, with connecting pipe 2 and the space connection that needs to produce the vacuum, vacuum generator 1 during operation vacuum suction pipe 3 can outwards take out gas in the space, consequently can produce negative pressure suction in connecting pipe 2 and vacuum suction pipe 3, negative pressure suction can attract sealed piece 14 and extension spring 19, simultaneously removal piece 15 and gangbar 16 can remove to the outside, then electrode piece one 17 can with electrode piece two 18, electrode piece one 17, electrode piece two 18, can form the route circuit between pilot lamp 12 and the battery 13, consequently, can trigger pilot lamp 12, thereby can be simultaneously connecting pipe 2 and vacuum suction pipe 3 in the leakproofness good.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A vacuum generating device for an MPCVD apparatus, comprising a vacuum generator (1) and a connecting tube (2), characterized in that: vacuum generator (1) one side is provided with vacuum suction pipe (3), connecting pipe (2) set up vacuum suction pipe (3) one end, connecting pipe (2) one end fusion has threaded ring (4), the inner wall one end of vacuum suction pipe (3) is provided with the connection thread groove, threaded ring (4) with connect the thread groove and mesh mutually, vacuum generator (1) with all the butt fusion has atmospheric pressure to detect a section of thick bamboo (5) on connecting pipe (2).

2. A vacuum generating device for an MPCVD apparatus according to claim 1, wherein: and one end of the threaded ring (4) is bonded with a sealing ring (6), and an annular groove is formed in the inner wall of the connecting thread groove.

3. A vacuum generating device for an MPCVD apparatus according to claim 2, wherein: the sealing ring (6) is clamped on the inner side of the ring, and a sealing bag (7) is bonded on the inner wall of the ring groove.

4. A vacuum generating device for an MPCVD apparatus according to claim 3, wherein: an inflating head (8) is arranged on the sealing bag (7), an inflating hole (9) is formed in the inner wall of the annular groove, and the inflating head (8) is arranged in the inflating hole (9).

5. A vacuum generating device for an MPCVD apparatus according to claim 1, wherein: an air pressure groove (10) and a trigger cavity (11) are arranged in the air pressure detection cylinder (5), and an indicator lamp (12) and a storage battery (13) are arranged on the air pressure detection cylinder (5).

6. A vacuum generating device for an MPCVD apparatus according to claim 5, wherein: the utility model discloses a pneumatic pressure groove (10) inside callipers is equipped with sealed piece (14), it removes piece (15) to be provided with in trigger chamber (11), sealed piece (14) with it has gangbar (16) to remove the butt fusion between piece (15), pneumatic pressure groove (10) with it is provided with the through-hole to trigger between chamber (11), gangbar (16) card is established in the through-hole, it installs electrode piece (17) on removing piece (15), install electrode piece two (18) on the inside in trigger chamber (11), pilot lamp (12) pass through the electric wire respectively with electrode piece (17) with battery (13) are connected, battery (13) pass through the electric wire with electrode piece two (18) are connected.

7. A vacuum generating device for an MPCVD apparatus according to claim 6, wherein: and a spring (19) is welded between the sealing block (14) and the inner wall of the air pressure groove (10).

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