CN211202300U

CN211202300U - Air compressor for differential pressure leak detector of evaporator

Info

Publication number: CN211202300U
Application number: CN201922239563.7U
Authority: CN
Inventors: 张良
Original assignee: Tenham Electronic Equipment Shanghai Co ltd
Current assignee: Tenham Electronic Equipment Shanghai Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-08-07
Anticipated expiration: 2029-12-14

Abstract

The utility model discloses an air compressor for evaporimeter differential pressure leak detector relates to air compressor and uses technical field, and the unstable problem of compressed air when using to air compressor now proposes following scheme, including first casing, the welding has the second casing on the right side inner wall of first casing, the inside of first casing is equipped with the biax motor, the male rotor is installed to the top output of biax motor, there is the driving gear at the top of male rotor through bolted connection, the left side of driving gear is equipped with driven gear, and meshes the transmission between driving gear and the driven gear, there is the female rotor driven gear through bolted connection on the driven gear, intermeshing between male rotor and the female rotor, first initiative bevel gear is installed to the bottom output of biax motor. The utility model discloses a combination of various structures not only makes device compressed air's speed accelerate, also adds up the leakproofness of device and makes the life extension of device to reduce cost.

Description

Air compressor for differential pressure leak detector of evaporator

Technical Field

The utility model relates to an air compressor uses technical field, especially relates to an air compressor for evaporimeter differential pressure leak detector.

Background

The air compressor is a device for compressing gas, and the air compressor is similar with the water pump structure, and most of air compressors are reciprocating piston type, rotating vane or rotatory screw rod, and the air compressor that traditional evaporimeter differential pressure leak detector used does not have dustproof facility mostly, and the leakproofness of device is relatively poor, appears damaging after this kind of equipment operation a period easily to air compression is unstable, needs the maintenance, and the price of device is expensive, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air compressor for evaporimeter differential pressure leak detector has solved the unstable problem of compressed air when air compressor uses.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an air compressor for an evaporator differential pressure leak detector comprises a first shell, wherein a second shell is welded on the inner wall of the right side of the first shell, a double-shaft motor is arranged inside the first shell, a male rotor is mounted at the output end of the top of the double-shaft motor, the top of the male rotor is connected with a driving gear through a bolt, a driven gear is arranged on the left side of the driving gear, the driving gear and the driven gear are in meshing transmission, a female rotor is connected onto the driven gear through a bolt, and the male rotor and the female rotor are meshed with each other;

first drive bevel gear is installed to double-shaft motor's bottom output, first drive bevel gear's left side is equipped with first driven bevel gear, and the meshing transmission between first drive bevel gear and the first driven bevel gear, the first pivot of first driven bevel gear's the first pivot of left side fixedly connected with, second drive bevel gear is installed to the left end of first pivot, second drive bevel gear's top is equipped with the driven bevel gear of second, and meshes the transmission between second drive bevel gear and the driven bevel gear of second, the top fixedly connected with screw rod of the driven bevel gear of second, the diaphragm has been cup jointed to the screw thread on the screw rod, the bottom fixedly connected with rubber buffer of diaphragm, the both sides of rubber buffer are equipped with the spring that is located on the diaphragm.

Preferably, the top of second casing welds on the top inner wall of first casing, the welding has the fixed block on the right side inner wall of first casing, there is the biax motor on the left side of fixed block through bolted connection, first slotted hole has been seted up on the bottom conch wall of second casing, first slotted hole is passed at the top of male rotor, first bearing is installed at the top of male rotor, the top fixed connection of first bearing is on the top inner wall of second casing.

Preferably, a second bearing is installed at the top of the female rotor, the top of the second bearing is fixedly connected to the inner wall of the top of the second shell, a third bearing is installed at the bottom of the female rotor, and the bottom of the third bearing is fixedly connected to the inner wall of the bottom of the second shell.

Preferably, the welding has branch on the bottom inner wall of first casing, the top fixedly connected with fourth bearing of branch, first pivot passes through bolted connection on the fourth bearing, install the fifth bearing on the left side inner wall of first casing, the screw rod passes through bolted connection on the fifth bearing.

Preferably, a second slot hole is formed in the wall of the top of the first shell, a sleeve is installed in the second slot hole, the top of the screw rod penetrates through the sleeve, a filter screen is arranged inside the sleeve, the bottom of the spring is fixedly connected to the first shell, a guide pipe is connected between the sleeve and the second shell, a third slot hole is formed in the wall of the bottom of the second shell, an exhaust pipe is installed in the third slot hole, and a control valve is installed on the exhaust pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mode that the combination of installation biax motor, male rotor, female rotor made device compressed air changes into the screw to make device compressed air quicker, and the combination of biax motor, first drive bevel gear, first driven bevel gear, first pivot, second drive bevel gear, second driven bevel gear, screw rod, sleeve, rubber buffer and spring makes the mode of device's absorption air simple, and the leakproofness is strengthened, and the filter screen makes the device dustproof, makes the life extension of device, synthesizes, the utility model discloses a combination of various structures not only makes device compressed air's speed accelerate, also adds up the leakproofness of device and makes the life extension of device, thereby reduce cost.

Drawings

Fig. 1 is a schematic cross-sectional structural view of an air compressor for an evaporator differential pressure leak detector according to the present invention;

fig. 2 is the utility model provides an air compressor for differential pressure leak detector's of evaporimeter looks sideways at schematic structure.

In the figure: 1 first casing, 2 biax motors, 3 second casings, 4 positive rotors, 5 driving gears, 6 driven gears, 7 negative rotors, 8 first drive bevel gear, 9 first driven bevel gear, 10 first pivot, 11 second drive bevel gear, 12 second driven bevel gear, 13 screw rods, 14 sleeves, 15 diaphragm, 16 rubber plugs, 17 springs.

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.

Referring to fig. 1-2, an air compressor for an evaporator differential pressure leak detector comprises a first shell 1, a second shell 3 is welded on the inner wall of the right side of the first shell 1, a double-shaft motor 2 is arranged inside the first shell 1, a male rotor 4 is installed at the output end of the top of the double-shaft motor 2, the top of the male rotor 4 is connected with a driving gear 5 through a bolt, a driven gear 6 is arranged on the left side of the driving gear 5, the driving gear 5 and the driven gear 6 are in meshing transmission, a female rotor 7 is connected to the driven gear 6 through a bolt, and the male rotor 4 and the female rotor 7 are meshed with each other;

first drive bevel gear 8 is installed to the bottom output of biax motor 2, first drive bevel gear 8's left side is equipped with first driven bevel gear 9, and the meshing transmission between first drive bevel gear 8 and the first driven bevel gear 9, first driven bevel gear 9's first pivot 10 of left side fixedly connected with, second drive bevel gear 11 is installed to first pivot 10's left end, second drive bevel gear 11's top is equipped with second driven bevel gear 12, and the meshing transmission between second drive bevel gear 11 and the second driven bevel gear 12, second driven bevel gear 12's top fixedly connected with screw 13, diaphragm 15 has been cup jointed to the screw 13 upper thread, the bottom fixedly connected with rubber buffer 16 of diaphragm 15, the both sides of rubber buffer 16 are equipped with spring 17 that is located diaphragm 15.

The top of the second shell 3 is welded on the inner wall of the top of the first shell 1, the inner wall of the right side of the first shell 1 is welded with a fixed block, the left side of the fixed block is connected with a double-shaft motor 2 through a bolt, the bottom shell wall of the second shell 3 is provided with a first slotted hole, the top of the male rotor 4 passes through the first slotted hole, the top of the male rotor 4 is provided with a first bearing, the top of the first bearing is fixedly connected on the inner wall of the top of the second shell 3, the top of the female rotor 7 is provided with a second bearing, the top of the second bearing is fixedly connected on the inner wall of the top of the second shell 3, the bottom of the female rotor 7 is provided with a third bearing, the bottom of the third bearing is fixedly connected on the inner wall of the bottom of the second shell 3, the inner wall of the bottom of the first shell 1 is welded with a support rod, the, install the fifth bearing on the left side inner wall of first casing 1, screw rod 13 passes through bolted connection on the fifth bearing, the second slotted hole has been seted up on the top conch wall of first casing 1, install sleeve 14 in the second slotted hole, sleeve 14 is passed at the top of screw rod 13, the inside of sleeve 14 is equipped with the filter screen, spring 17's bottom fixed connection is on first casing 1, be connected with the pipe between sleeve 14 and the second casing 3, the third slotted hole has been seted up on the bottom conch wall of second casing 3, install the blast pipe in the third slotted hole, install the control valve on the blast pipe.

In this embodiment, firstly, the dual-shaft motor 2 is started to drive the male rotor 4 and the first driving bevel gear 8 to rotate, the first driving bevel gear 8 is in meshing transmission with the first driven bevel gear 9 to drive the first rotating shaft 10 to rotate, so that the second driving bevel gear 11 is rotated, the second driving bevel gear 11 is in meshing transmission with the second driven bevel gear 12 to drive the screw 13 to rotate, the rotation of the screw 13 enables the transverse plate 15 to move, the bottom of the transverse plate 15 is fixedly connected with the spring 17, the transverse plate 15 is enabled to move downwards along with the rotation of the screw 13 by the second person, so that the rubber plug 16 seals the sleeve 14, air entering the sleeve 14 is processed by the filter screen and enters the second housing 3 through the conduit, the male rotor 4 drives the driving gear 5 to rotate, and the driving gear 5 is in meshing transmission with the driven gear 6, thereby rotating the female rotor 7 and the male rotor 4 and the female rotor 7 are engaged with each other to compress air, and the compressed air is discharged from the discharge pipe.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The air compressor for the evaporator differential pressure leak detector comprises a first shell (1) and is characterized in that a second shell (3) is welded on the inner wall of the right side of the first shell (1), a double-shaft motor (2) is arranged inside the first shell (1), a male rotor (4) is installed at the output end of the top of the double-shaft motor (2), the top of the male rotor (4) is connected with a driving gear (5) through a bolt, a driven gear (6) is arranged on the left side of the driving gear (5), the driving gear (5) and the driven gear (6) are in meshing transmission, a female rotor (7) is connected onto the driven gear (6) through a bolt, and the male rotor (4) and the female rotor (7) are in meshing engagement;

first drive bevel gear (8) is installed to the bottom output of biax motor (2), the left side of first drive bevel gear (8) is equipped with first driven bevel gear (9), and meshes the transmission between first drive bevel gear (8) and first driven bevel gear (9), the left side fixedly connected with first pivot (10) of first driven bevel gear (9), second drive bevel gear (11) is installed to the left end of first pivot (10), the top of second drive bevel gear (11) is equipped with second driven bevel gear (12), and meshes the transmission between second drive bevel gear (11) and second driven bevel gear (12), the top fixedly connected with screw rod (13) of second driven bevel gear (12), screw thread has cup jointed diaphragm (15) on screw rod (13), the bottom fixedly connected with rubber buffer (16) of diaphragm (15), and springs (17) positioned on the transverse plates (15) are arranged on two sides of the rubber stopper (16).

2. The air compressor for the evaporator differential pressure leak detector according to claim 1, wherein the top of the second casing (3) is welded on the inner wall of the top of the first casing (1), a fixed block is welded on the inner wall of the right side of the first casing (1), the left side of the fixed block is connected with the double-shaft motor (2) through a bolt, a first slot hole is formed in the wall of the bottom of the second casing (3), the top of the male rotor (4) penetrates through the first slot hole, a first bearing is mounted on the top of the male rotor (4), and the top of the first bearing is fixedly connected to the inner wall of the top of the second casing (3).

3. An air compressor for an evaporator differential pressure leak detector according to claim 1, characterized in that the top of the female rotor (7) is provided with a second bearing, the top of the second bearing is fixedly connected to the top inner wall of the second housing (3), the bottom of the female rotor (7) is provided with a third bearing, and the bottom of the third bearing is fixedly connected to the bottom inner wall of the second housing (3).

4. The air compressor for the differential pressure leak detector of the evaporator is characterized in that a support rod is welded on the inner wall of the bottom of the first shell (1), a fourth bearing is fixedly connected to the top end of the support rod, the first rotating shaft (10) is connected to the fourth bearing through a bolt, a fifth bearing is installed on the inner wall of the left side of the first shell (1), and the screw rod (13) is connected to the fifth bearing through a bolt.

5. The air compressor for the differential pressure leak detector of the evaporator is characterized in that a second slot hole is formed in the wall of the top of the first shell (1), a sleeve (14) is installed in the second slot hole, the top of the screw rod (13) penetrates through the sleeve (14), a filter screen is arranged inside the sleeve (14), the bottom of the spring (17) is fixedly connected to the first shell (1), a guide pipe is connected between the sleeve (14) and the second shell (3), a third slot hole is formed in the wall of the bottom of the second shell (3), an exhaust pipe is installed in the third slot hole, and a control valve is installed on the exhaust pipe.