CN216954989U

CN216954989U - Combined mechanical seal's sealed test equipment

Info

Publication number: CN216954989U
Application number: CN202220423006.XU
Authority: CN
Inventors: 张世林
Original assignee: Hangzhou Shuangyuan Chain Co ltd
Current assignee: Hangzhou Shuangyuan Chain Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-12
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a combined type mechanical seal sealing test device which comprises a base, wherein a test box is fixedly connected to the upper end of the base, a flange seat is installed inside the test box, a connecting shaft is rotatably connected inside the flange seat, a first motor is fixedly installed on one side of the upper end of the base, a threaded rod is fixedly connected to one end of the motor, a supporting plate is arranged on the outer side of the threaded rod and is in sliding connection with the base, a moving table is fixedly connected to the upper end of the supporting plate, an arc-shaped groove is installed on the moving table, a first gear is rotatably connected inside the arc-shaped groove, one end of the connecting shaft can be inserted into the first gear, a second motor is fixedly installed on one side of the first gear on the moving table, a second gear is fixedly connected to one end of the second motor, and the first gear is meshed with the second gear. The connecting shaft can be inserted into the first gear through the design, so that the first gear moves to enable the connecting shaft to be inserted into the first gear during testing, manual connection is not needed, and the mechanical seal of the device can be conveniently replaced.

Description

Combined mechanical seal's sealed test equipment

Technical Field

The utility model relates to sealing test equipment, in particular to sealing test equipment for a combined mechanical seal.

Background

The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and the end faces are kept in fit and relatively slide under the action of fluid pressure and the elastic force (or magnetic force) of a compensation mechanism and the cooperation of an auxiliary seal,

the chinese patent discloses an internal type mechanical seal testboard (grant No. CN 212931802U), and this patent technique can convenient to use, easy operation, can carry out quick and incessant test to mechanical seal, and the test effect is good, and efficiency of software testing is high, can satisfy multiple mechanical seal's test simultaneously, and the sealed change of test of being convenient for has practicality and the universality of use, but, the device in use need be connected the pivot and the motor shaft of the mechanical seal that await measuring, and the operation is more troublesome. Accordingly, one skilled in the art provides a seal testing apparatus for a combined mechanical seal to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a combined mechanical seal test device which comprises a base, wherein the upper end of the base is fixedly connected with a test box, a flange seat is arranged in the test box, and a connecting shaft is rotatably connected in the flange seat;

the automatic gear shifting device is characterized in that a first motor is fixedly mounted on one side of the upper end of the base, a threaded rod is fixedly connected to one end of the motor, a supporting plate is arranged on the outer side of the threaded rod, the supporting plate is in threaded connection with the threaded rod, the supporting plate is in sliding connection with the base, a moving platform is fixedly connected to the upper end of the supporting plate, an arc-shaped groove is mounted on the moving platform, a first gear is rotatably connected to the inside of the arc-shaped groove, one end of a connecting shaft can be inserted into the first gear, a second motor is fixedly mounted on one side of the first gear on the moving platform, one end of the second motor is fixedly connected with a second gear, and the first gear is meshed with the second gear.

Preferably: the clamping seats are installed on two sides of the test box, and the flange seats are located inside the clamping seats.

Preferably: one side of the mobile station is fixedly connected with a connecting plate, and the lower end of the connecting plate is provided with a roller.

Preferably: and a flat key is arranged on the connecting shaft and can be inserted into the first gear.

Preferably: the upper end of the test box is rotatably connected with a cover plate.

Preferably: a water pump is fixedly mounted on one side of the test box, and one end of the water pump is communicated with the interior of the test box.

Preferably: the test box upper end fixedly connected with telescopic link, telescopic link one side below fixedly connected with press water stand, be equipped with the water filling port on the test box, press water stand inserts inside the water filling port.

The utility model has the technical effects and advantages that:

the connecting shaft can be inserted into the first gear through the design, so that the first gear moves to enable the connecting shaft to be inserted into the first gear during testing, manual connection is not needed, and the mechanical seal of the device can be conveniently replaced.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a seal testing apparatus for a combinational mechanical seal according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of the interior of a test box in an embodiment of a combined mechanical seal testing apparatus provided in the present application;

FIG. 3 is a schematic structural diagram of a pressurized water seat in a second embodiment of a combined mechanical seal testing apparatus according to an embodiment of the present disclosure;

in the figure: 1. a base; 2. a test box; 3. a clamping seat; 4. a flange seat; 5. a connecting shaft; 6. a first motor; 7. a threaded rod; 8. a support plate; 9. a mobile station; 10. a connecting plate; 11. an arc-shaped slot; 12. a first gear; 13. a second motor; 14. a second gear; 15. a cover plate; 16. a water pump; 17. a water injection port; 18. a water pressing seat; 19. a telescopic rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1-2, in the present embodiment, a combined mechanical seal test device is provided, including a base 1, a test box 2 is fixedly connected to an upper end of the base 1, a cover plate 15 is rotatably connected to an upper end of the test box 2, a flange seat 4 is installed inside the test box 2, a connecting shaft 5 is rotatably connected inside the flange seat 4, clamping seats 3 are installed on two sides of the test box 2, the flange seat 4 is located inside the clamping seats 3, a water pump 16 is fixedly installed on one side of the test box 2, and one end of the water pump 16 is communicated with the inside of the test box 2;

the utility model discloses a gear shifting mechanism, including base 1, motor 6, 6 one end fixedly connected with threaded rod 7 of motor, the threaded rod 7 outside is equipped with backup pad 8, backup pad 8 and 7 threaded rod threaded connection, backup pad 8 and base 1 sliding connection, backup pad 8 upper end fixedly connected with

mobile station

9, 9 one side fixedly connected with connecting plate 10 of mobile station, the lower extreme of connecting plate 10 is equipped with the gyro wheel, installs arc wall 11 on the mobile station 9, and the inside rotation of arc wall 11 is connected with

gear

12, and 5 one end of connecting axle can insert inside gear 12, be equipped with the parallel key on the connecting axle 5, the parallel key can insert inside gear 12, lies in gear 12 one side fixed mounting on the mobile station 9 and has motor two 13, motor two 13 one end fixedly connected with gear two 14, gear one 12 and gear two 14 meshing.

This device is when using, use through external power supply and controller, insert 4 one ends of flange seat from pressing from both sides between the tight seat 3 during the use, press from both sides tightly through pressing from both sides tight seat 3, a starter motor 6, a motor 6 drives threaded rod 7 and rotates, threaded rod 7 rotates and makes backup pad 8 remove, backup pad 8 removes and makes the mobile station 9 be close to connecting axle 5, compress tightly connecting axle 5 in test box 2 one side through backup pad 8, connecting axle 5 one end inserts inside one 12 of gears simultaneously, two 13 starter motor and water pump 16, through 16 toward the inside increase pressure of test box 2 of water pump, two 13 motors drive one 12 of gears through two 14 and rotate, one 12 of gears drives connecting axle 5 and rotates, can not produce gas leakage when rotating the test through connecting axle 5.

Example 2

Referring to fig. 3, in this embodiment, an upper end of the test box 2 is fixedly connected with a telescopic rod 19, a water pressing seat 18 is fixedly connected below one side of the telescopic rod 19, a water filling port 17 is arranged on the test box 2, and the water pressing seat 18 is inserted into the water filling port 17.

Through telescopic link 19 decline make pressure water seat 18, pressure water seat 18 impresses inside test box 2 for the space of test box 2 inside diminishes, and the internal pressure of water grow, so that the leakproofness between test flange seat 4 and the connecting axle 5.

It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims

1. The sealing test equipment for the combined mechanical seal comprises a base (1) and is characterized in that the upper end of the base (1) is fixedly connected with a test box (2), a flange seat (4) is installed inside the test box (2), and a connecting shaft (5) is rotatably connected inside the flange seat (4);

base (1) upper end one side fixed mounting has motor (6), motor (6) one end fixedly connected with threaded rod (7), threaded rod (7) outside is equipped with backup pad (8), backup pad (8) and threaded rod (7) threaded connection, backup pad (8) and base (1) sliding connection, backup pad (8) upper end fixedly connected with mobile station (9), install arc wall (11) on mobile station (9), arc wall (11) internal rotation is connected with gear (12), connecting axle (5) one end can insert inside gear (12), it has motor two (13) to lie in gear (12) one side fixed mounting on mobile station (9), motor two (13) one end fixedly connected with gear two (14), gear (12) and gear two (14) meshing.

2. The combined mechanical seal sealing test device according to claim 1, wherein the clamping seats (3) are installed on both sides of the test box (2), and the flange seats (4) are located inside the clamping seats (3).

3. The combined mechanical seal testing device according to claim 1, wherein a connecting plate (10) is fixedly connected to one side of the mobile station (9), and rollers are arranged at the lower end of the connecting plate (10).

4. The combined mechanical seal testing device of claim 1, wherein the connecting shaft (5) is provided with a flat key which can be inserted into the first gear (12).

5. The combined mechanical seal testing device of claim 1, wherein a cover plate (15) is rotatably connected to the upper end of the test box (2).

6. The combined mechanical seal sealing test device according to claim 1, wherein a water pump (16) is fixedly installed on one side of the test box (2), and one end of the water pump (16) is communicated with the inside of the test box (2).

7. The combined mechanical seal testing device according to claim 1, wherein an expansion rod (19) is fixedly connected to the upper end of the testing box (2), a water pressing seat (18) is fixedly connected to the lower portion of one side of the expansion rod (19), a water filling port (17) is formed in the testing box (2), and the water pressing seat (18) is inserted into the water filling port (17).