CN219038238U

CN219038238U - Detection device for radial force of oil seal

Info

Publication number: CN219038238U
Application number: CN202320058098.0U
Authority: CN
Inventors: 韩长永; 毛焕发
Original assignee: Ningbo Quantum Sealing Co ltd
Current assignee: Ningbo Quantum Sealing Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-16
Anticipated expiration: 2033-01-09

Abstract

The application relates to the technical field of oil seal detection equipment, especially, relate to a detection device of oil seal radial force, it includes base, fixed block, movable block and detection display device, and fixed block fixed mounting is on the base, and the movable block slides and installs on the base and splice with the fixed block and form the detection cover that the oil feed cover was established, detects display device's detection end and is connected in one side of movable block. This application has the radial force of the oil blanket of being convenient for detect and the higher effect of accuracy.

Description

Detection device for radial force of oil seal

Technical Field

The application relates to the technical field of oil seal detection equipment, in particular to a detection device for oil seal radial force.

Background

The oil seal is a sealing element for sealing the rotating shaft in the mechanical equipment, and the cavity is basically static, so the oil seal is also called a rotating shaft lip seal ring. At present, in the field of oil seals, radial force of the oil seal is required to be measured, the radial force of the oil seal is a key parameter for representing the sealing performance and service life of the oil seal, and the selection of the oil seal with proper radial contact force is an important basis for structural optimization, so that the radial force measurement of the oil seal is particularly important.

The Chinese patent with the application number of CN203785821U discloses an oil seal radial force detector, and belongs to the technical field of detection devices. The oil seal radial force detector solves the problems that an existing oil seal radial force detector is complex in structure and high in cost. This oil blanket radial force detector includes the casing, has the handle outward on the casing, still has the display screen on the casing, has the chuck that links to each other with the handle in the casing, and the chuck is including being annular body and a plurality of setting on the body and can be simultaneously along the radial moving jack catch of body terminal surface, has all linked firmly the sensor on every jack catch, and the sensor links to each other in the display screen, and each sensor tip has all linked firmly the detection piece, has convex detection part on the detection piece, and each detection part forms jointly and is columniform detection head.

When the device is used for detecting the oil seal, the size of the oil seal to be detected is firstly determined, the power switch is turned on, then the size of the detection head is adjusted to be matched with the size of the oil seal through the adjusting handle, the oil seal is sleeved on the detection head, the sensor is driven to deform through the stress of the detection head, and the display screen displays that the detection head receives the pressure value from the oil seal so as to detect the radial force of the oil seal. However, in the actual operation process, the acting force of the sensor driven by the detection head to deform needs to be kept consistent in the direction of each claw, so that the requirement of the detection equipment is high, and when the stress of each claw is uneven, the detection result of the oil seal radial force detector can be influenced.

Disclosure of Invention

In order to provide an oil blanket detection device convenient to operate and detect the higher oil blanket of accuracy, this application provides a detection device of oil blanket radial force.

The application provides a detection device of oil blanket radial force adopts following technical scheme:

the utility model provides a detection device of oil blanket radial force, includes base, fixed block, movable block and detects display device, fixed block fixed mounting in on the base, the movable block slides and installs on the base and with the fixed block concatenation forms the detection cover that the oil supply cover was established, detect display device's detection end connect in one side of movable block.

By adopting the technical scheme, when the radial force of the oil seal is required to be detected, the moving block is only required to be moved first, so that the size of the detection sleeve is matched with the size of the oil seal; after the oil seal sleeve is arranged on the outer side of the detection sleeve, detection data can be displayed through the detection display device, and the radial force of the oil seal can be obtained through calculation. The radial force detection device is convenient and quick to set, and can accurately obtain the radial force detection result of the oil seal.

Optionally, the fixed block and the moving block are both provided with weight reducing grooves.

By adopting the technical scheme, the fixed block and the movable block are provided with the weight reducing grooves, and the arrangement can save materials; simultaneously, the fixed block and the moving block are spliced to form a detection sleeve for the oil supply sleeve, and the fixed block and the moving block are provided with weight reduction grooves, so that the fixed block and the moving block are easier to deform, and the oil seal is convenient to be sleeved outside the detection sleeve.

Optionally, the base is kept away from one side of detecting the cover installs the stopper, the one end that detects display device kept away from the movable block with one side of stopper offsets.

Through adopting above-mentioned technical scheme, the one end that detects display device kept away from the movable block offsets with one side of stopper, and this setting makes the detection end that detects display device more stably connect in one side of movable block to improve the accuracy of testing result.

Optionally, the fixed block is provided with a first placing table, the movable block is provided with a second placing table, and the first placing table and the second placing table are spliced to form a placing step for placing the oil seal.

Through adopting above-mentioned technical scheme, the oil blanket is placed on placing the step, compares in the oil blanket embolias the one end that detects the cover and be close to the base, and the oil blanket is placed on placing the step and is more convenient for the oil blanket with detect the installation of cover in dismantling.

Optionally, the oil seal is characterized by further comprising a tool piece, wherein the tool piece is embedded in the oil seal and abuts against the step surface of the placing step, and the oil seal is sleeved on the outer side of the detection sleeve through the guide of the tool piece.

Through adopting above-mentioned technical scheme, embedding frock spare in the oil blanket, and the oil blanket utilizes the frock spare to embolia the detection cover outside more easily, sets up the effect that the frock spare played laborsaving and install fast, has improved work efficiency.

Optionally, the inner wall of the tool piece is provided with a reinforcing rib.

Through adopting above-mentioned technical scheme, the inner wall of frock spare is provided with the strengthening rib, and the strengthening rib can be under the condition that does not increase frock spare inner wall thickness, strengthens the intensity and the toughness of frock spare, prolongs the life of frock spare.

Optionally, the bottom butt of strengthening rib in the terminal surface that the detection cover was kept away from base one end.

Through adopting above-mentioned technical scheme, the bottom butt of strengthening rib is kept away from the terminal surface of base one end in detecting the cover, and the strengthening rib can play the supporting role, makes the frock piece cover establish more firmly on detecting the terminal surface that the cover kept away from base one end.

Optionally, the bottom of the fixed block is glued to the base.

Through adopting above-mentioned technical scheme, the bottom veneer of fixed block makes connection stability reinforcing between fixed block and the base on the base.

Optionally, the bottom of the fixed sleeve is connected to the base through a bolt.

Through adopting above-mentioned technical scheme, the bottom of fixed cover passes through bolted connection on the base, and this setting makes between fixed block and the base connect more firm, can also make fixed block and base detachable connection.

Optionally, the detection display device includes displacement sensor and with the display that displacement sensor electricity is connected, displacement sensor's detection end connect in one side of movable block, displacement sensor keep away from the one end of movable block with one side of stopper offsets.

Through adopting above-mentioned technical scheme, displacement sensor's detection end is connected in one side of movable block, and displacement sensor keeps away from the one end of movable block and offsets with one side of stopper, and this setting makes displacement sensor be located between stopper and the movable block, and locates the detection cover outside after the oil jacket, can detect the travel distance of movable block through displacement sensor to show data from the display, finally can obtain the radial force size of oil blanket through calculating.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the radial force of the oil seal is required to be detected, the moving block is only required to be moved first, so that the size of the detection sleeve is matched with the size of the oil seal; after the oil seal sleeve is arranged on the outer side of the detection sleeve, detection data can be displayed through the detection display device, and the radial force of the oil seal can be obtained through calculation. The arrangement is convenient and quick, and the radial force detection result of the oil seal can be accurately obtained;

2. the tool piece is embedded in the oil seal, the oil seal is sleeved outside the detection sleeve by using the tool piece more easily, and the tool piece is arranged to achieve the effects of labor saving and quick installation, so that the working efficiency is improved;

3. the oil seal is placed on the placement step, and compared with the oil seal sleeved at one end of the detection sleeve close to the base, the oil seal is placed on the placement step, so that the oil seal and the detection sleeve are more convenient to mount and dismount.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the oil seal radial force detection device in embodiment 1 of the present application.

Fig. 2 is an explosion fracture schematic diagram of the oil seal radial force detection device in example 1 of the present application.

Fig. 3 is a schematic diagram of the overall structure of the tooling in embodiment 1 of the present application.

Fig. 4 is a schematic overall structure of the oil seal radial force detection device in embodiment 2 of the present application.

Reference numerals illustrate: 1. a base; 11. a limiting block; 2. a detection sleeve; 21. a fixed block; 22. a moving block; 23. moving the slit; 24. a weight reduction groove; 25. placing steps; 251. a first placement stage; 252. a second placement stage; 3. detecting a display device; 31. a displacement sensor; 32. a display; 4. a tooling piece; 41. reinforcing ribs; 5. and (3) oil sealing.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

Example 1

The embodiment of the application discloses an oil blanket radial force's detection device. Referring to fig. 1 and 2, a device for detecting radial force of an oil seal includes a base 1, a fixed block 21, a movable block 22, a detection display device 3, and a fixture 4, where the base 1 is plate-shaped. The fixed block 21 is fixedly arranged on the upper plate surface of the base 1, the movable block 22 is slidably arranged on the upper plate surface of the base 1 and spliced with the fixed block 21 to form a detection sleeve 2 sleeved with the oil seal 5, the detection sleeve 2 is cylindrical, and a movable gap 23 is formed between two opposite sides of the fixed block 21 and the movable block 22; the detection display device 3 is used for detecting the radial force of the oil seal 5; the tool piece 4 is used for guiding the oil seal 5 to be sleeved on the outer side of the detection sleeve 2. Specifically, the bottom of the fixing block 21 is glued to the upper plate surface of the base 1.

Referring to fig. 2, a stopper 11 is mounted on the upper surface of the base 1, and the detection display device 3 includes a displacement sensor 31 and a display 32 electrically connected to the displacement sensor 31, wherein a detection end of the displacement sensor 31 is connected to one side of the moving block 22, and one end of the displacement sensor 31 away from the moving block 22 abuts against one side of the stopper 11.

Specifically, the connection mode between the bottom of the limiting block 11 and the upper plate surface of the base 1 can be set to be integrated into one piece, or can be set to be bonded through glue, or can be connected through screw threads. In the embodiment of the present application, the connection mode between the bottom of the limiting block 11 and the upper plate surface of the base 1 is set to be an integral molding.

Referring to fig. 2, the fixed block 21 and the moving block 22 are each provided with a weight reduction groove 24, and a cylindrical shape formed by splicing the fixed block 21 and the moving block 22 is hollow. The weight reducing grooves 24 are formed in the fixed block 21 and the movable block 22, so that materials can be saved; and the detection sleeve 2 with a hollow inside is more convenient for the oil seal 5 to be sleeved in.

Referring to fig. 2, the fixed block 21 is provided with a first placement table 251, the movable block 22 is provided with a second placement table 252, and the first placement table 251 and the second placement table 252 are spliced to form a placement step 25 for placing the oil seal 5. The placement step 25 is annular, and the outer diameter of the placement step 25 is equal to the outer diameter of the detection sleeve 2.

Referring to fig. 3, the tooling piece 4 is made of rubber, and meanwhile, the tooling piece 4 is circular and one side of the tooling piece is bell-mouth-shaped. When the tool 4 is embedded in the oil seal 5 and the oil seal 5 is sleeved outside the detection sleeve 2, one side of the tool 4 with a horn mouth faces the base 1. Meanwhile, one surface of the oil seal 5 is propped against the step surface of the placing step 25, and the oil seal 5 can be guided by the tool piece 4 to be quickly sleeved on the outer side of the detection sleeve 2.

Referring to fig. 3, the inner wall of the tool 4 is provided with reinforcing ribs 41. And the reinforcing ribs 41 extend from the side with the smaller inner diameter of the tool piece 4 to the side with the larger inner diameter, and the extending length is smaller than the width of the inner wall of the tool piece 4. In the present embodiment, the reinforcing ribs 41 are provided in plurality. When the tool piece 4 is sleeved outside the detection sleeve 2 along with the oil seal 5, the bottom of the reinforcing rib 41 is abutted to the end face of one end, far away from the base 1, of the detection sleeve 2.

The implementation principle of the detection device for the radial force of the oil seal is as follows: when the radial force of the oil seal 5 is detected, the bottom of the fixed block 21 is glued on the upper plate surface of the base 1 through glue, and the movable block 22 and the fixed block 21 are spliced to form a detection sleeve 2 which is matched with the size of the oil seal 5 to be detected; then the detection end of the displacement sensor 31 is connected to one side of the movable block 22, one end of the displacement sensor 31 far away from the movable block 22 is propped against one side of the limiting block 11, and the displacement sensor 31 is electrically connected with the display 32; then the tool piece 4 is embedded into the oil seal 5 to be detected, and the oil seal 5 and the tool piece 4 are sleeved on the outer side of the detection sleeve 2 together; under the action of external force, one surface of the oil seal 5 is attached to the step surface of the placing step 25, the tool piece 4 is taken down from the detection sleeve 2, and meanwhile, the display 32 can display the moving distance of the moving block 22; finally, the radial force of the oil seal 5 can be obtained through calculation.

Example 2

The embodiment of the application also discloses a detection device for the radial force of the oil seal. Referring to fig. 4, embodiment 2 is different from embodiment 1 in that the bottom of the fixing block 21 is connected to the upper plate surface of the base 1 by bolts.

The implementation principle of the detection device for the radial force of the oil seal is as follows: when the radial force of the oil seal 5 is detected, the bottom of the fixed block 21 is connected to the upper plate surface of the base 1 through bolts in a threaded manner, and the movable block 22 and the fixed block 21 are spliced to form a detection sleeve 2 which is matched with the size of the oil seal 5 to be detected; then the detection end of the displacement sensor 31 is connected to one side of the movable block 22, one end of the displacement sensor 31 far away from the movable block 22 is propped against one side of the limiting block 11, and the displacement sensor 31 is electrically connected with the display 32; then the tool piece 4 is embedded into the oil seal 5 to be detected, and the oil seal 5 and the tool piece 4 are sleeved on the outer side of the detection sleeve 2 together; under the action of external force, one surface of the oil seal 5 is attached to the step surface of the placing step 25, the tool piece 4 is taken down from the detection sleeve 2, and meanwhile, the display 32 can display the moving distance of the moving block 22; finally, the radial force of the oil seal 5 can be obtained through calculation.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a detection device of oil blanket radial force which characterized in that: including base (1), fixed block (21), movable block (22) and detection display device (3), fixed block (21) fixed mounting in on base (1), movable block (22) slide install on base (1) and with fixed block (21) concatenation forms detection cover (2) that supplies oil blanket (5) cover to establish, detect the detection end of display device (3) connect in one side of movable block (22).

2. The oil seal radial force detection device according to claim 1, wherein: the fixed block (21) and the movable block (22) are provided with weight reducing grooves (24).

3. The oil seal radial force detection device according to claim 2, wherein: a limiting block (11) is arranged on one side, far away from the detection sleeve (2), of the base (1), and one end, far away from the moving block (22), of the detection display device (3) abuts against one side of the limiting block (11).

4. A device for detecting radial force of oil seal according to claim 3, wherein: the fixed block (21) is provided with a first placing table (251), the movable block (22) is provided with a second placing table (252), and the first placing table (251) and the second placing table (252) are spliced to form a placing step (25) for placing the oil seal (5).

5. The device for detecting radial force of oil seal according to claim 4, wherein: the device further comprises a tool piece (4), wherein the tool piece (4) is embedded in the oil seal (5) and abuts against the step surface of the placing step (25), and the oil seal (5) is guided to be sleeved on the outer side of the detection sleeve (2) through the tool piece (4).

6. The device for detecting radial force of oil seal according to claim 5, wherein: the inner wall of the tool piece (4) is provided with a reinforcing rib (41).

7. The device for detecting radial force of oil seal according to claim 6, wherein: the bottom of the reinforcing rib (41) is abutted to the end face of the end, far away from the base (1), of the detection sleeve (2).

8. The oil seal radial force detection device according to claim 1, wherein: the bottom of the fixed block (21) is glued on the base (1).

9. The oil seal radial force detection device according to claim 1, wherein: the bottom of the fixed block (21) is connected to the base (1) through a bolt.

10. A device for detecting radial force of oil seal according to claim 3, wherein: the detection display device (3) comprises a displacement sensor (31) and a display (32) electrically connected with the displacement sensor (31), wherein the detection end of the displacement sensor (31) is connected to one side of the moving block (22), and one end, far away from the moving block (22), of the displacement sensor (31) is propped against one side of the limiting block (11).