Testing device for O-shaped rubber sealing ring

Abstract

The utility model discloses an O-shaped rubber sealing ring test device, which comprises a base flange plate, a compression flange plate and an O-shaped rubber sealing ring, a sealing ring sleeve seat is detachably arranged on the base flange plate, the sealing ring sleeve seat comprises a base and a sleeve shaft fixedly connected to the top of the base, the O-shaped rubber sealing ring is sleeved on the outer side of the sleeve shaft, and the O-shaped rubber sealing ring is sleeved on the outer side of the sleeve shaft. A connecting sleeve is detachably installed on the pressing flange plate, a pressing sleeve is in threaded connection with the interior of the connecting sleeve, the inner diameter of the connecting sleeve is larger than the outer diameter of the O-shaped rubber sealing ring, the inner diameter of the pressing sleeve is larger than the outer diameter of the sleeve shaft, and a cavity used for containing the sleeve shaft is formed in the bottom of the pressing sleeve. According to the utility model, the connecting sleeve and the pressing sleeve are connected with the pressing flange plate to form a whole, so that compared with the prior art, the step of installing a pressing component when the O-shaped rubber sealing ring is pressed and positioned is reduced, and the test efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber seal ring test technical field, concretely is a kind of test device of O-shaped rubber seal ring. BACKGROUND

[0002] O-shaped rubber seal ring is a kind of general basic element in sealing device, plays an important role in the contradiction between leakage and sealing, is widely used in national economy major industries such as national defense, chemical industry, petroleum, coal, transportation and mechanical manufacturing.For rubber sealing material and product, the current commonly used laboratory detection means is mostly based on national standard and industry standard, according to the test condition and test method specified in standard, the performance is evaluated, this practice has greater limitation, cannot completely reflect the performance change of rubber product under actual use working condition, and more and more in the production and manufacturing process of various industries require test data close to actual use working condition, at this time, it is necessary to design test scheme according to existing detection method combined with specific use working condition to meet the scientific research production demand.

[0003] Through the search, China patent publication number: CN218823175U discloses a kind of test device of O-shaped rubber seal ring, the test device of O-shaped rubber seal ring is connected by first connecting column and second connecting sleeve, then by rotating screw rod drives compression cylinder to press down, makes compression cylinder and support seat jointly compresses O-shaped rubber seal ring, realizes the compression action of vertical press down, compression cylinder does not rotate in compression and loosening process, also just cannot wear the surface of O-shaped rubber seal ring, reduce the wear of O-shaped rubber seal ring in experiment, but the test device of O-shaped rubber seal ring is tedious in operation when compressing and fixing O-shaped rubber seal ring, needs to be installed on the mounting seat of base flange piece first after installing O-shaped rubber seal ring on mounting seat, then by compression component, O-shaped rubber seal ring is fixed, then compression flange piece and base flange piece are assembled, after test is completed, O-shaped rubber seal ring is removed, it is more troublesome to disassemble compression component, reduce test efficiency. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of prior art, the utility model aims at providing a kind of test device of O-shaped rubber seal ring, to solve the problems of the compression and fixing of O-shaped rubber seal ring in prior art, tedious operation, reduce test efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0006] The utility model provides an O -ring rubber seal ring's testing arrangement, including base flange, compression flange and O -ring rubber seal ring, the seal ring sleeve seat is detachably installed on the base flange, the seal ring sleeve seat includes base and the sleeve axle fixedly connected to the top of base, the O -ring rubber seal ring is sleeved outside the sleeve axle, the compression flange is detachably installed on the connecting sleeve, the compression sleeve is connected in the inside thread of connecting sleeve, the inside diameter of connecting sleeve is larger than the outside diameter of O -ring rubber seal ring, the inside diameter of compression sleeve is larger than the outside diameter of sleeve axle, the cavity for accommodating sleeve axle is seted up at the bottom of compression sleeve, when the compression flange is installed on the top of base flange in place, the connecting sleeve is sleeved outside the O -ring rubber seal ring, the compression sleeve is sleeved outside the sleeve axle, and the compression groove for accommodating O -ring rubber seal ring is formed between the bottom of compression sleeve and the top of base.

[0007] Preferably, an installation cavity is formed at the center of the top of the base flange, the base is installed into the installation cavity, and the upper surface of the base is flush with the upper surface of the base flange.

[0008] Preferably, a first suction member is embedded and installed at the inside bottom end of the installation cavity, a second suction member corresponding in position to the first suction member is embedded and installed at the bottom of the base, and the second suction member is adsorptively fixed with the first suction member.

[0009] Preferably, a first positioning groove is formed on the inside sidewall of the installation cavity, and a first positioning block fixedly connected to the outside sidewall of the base is inserted into the first positioning groove.

[0010] Preferably, a tool insertion hole is formed at the top end of the cavity of the compression sleeve.

[0011] Preferably, an installation hole penetrating through the center of the compression flange is formed, a groove is formed at the outside of the bottom of the compression flange outside the installation hole, the groove is coaxially arranged with the installation hole, an outer edge ring is fixedly connected to the outside of the bottom end of the connecting sleeve, the connecting sleeve passes through the installation hole, the outer edge ring is installed into the groove, and the lower surface of the outer edge ring is flush with the lower surface of the compression flange.

[0012] Preferably, a third suction member is embedded and installed at the inside top end of the groove, a fourth suction member corresponding in position to the third suction member is embedded and installed at the top of the outer edge ring, and the fourth suction member is adsorptively fixed with the third suction member.

[0013] Preferably, a second positioning groove is formed on the inside sidewall of the groove, and a second positioning block fixedly connected to the outside sidewall of the outer edge ring is inserted into the second positioning groove.

[0014] Preferably, a plurality of connecting bolts are fixed on the base flange in equal intervals in the circumferential direction, a plurality of through holes are formed on the compression flange for the connecting bolts to pass through, and a locking nut is threadedly connected to the connecting bolt.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The utility model discloses a test device for O-shaped rubber sealing ring, which comprises a base flange, a compression flange and a compression groove formed by the base flange and the compression flange.

[0017] The utility model discloses a test device for O-shaped rubber sealing ring, which comprises a base flange, a compression flange and a compression groove formed by the base flange and the compression flange. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an overall split structure schematic view of the test device for O-shaped rubber sealing ring.

[0019] Figure 2 It is an overall split structure schematic view of the test device for O-shaped rubber sealing ring.

[0020] Figure 3 It is an overall split structure schematic view of the test device for O-shaped rubber sealing ring.

[0021] Figure 4 It is an overall split structure schematic view of the test device for O-shaped rubber sealing ring.

[0022] Figure 5 It is an overall split structure schematic view of the test device for O-shaped rubber sealing ring.

[0023] In the figure: 1, base flange; 101, installation cavity; 102, first positioning groove; 2, sealing ring sleeve; 201, base; 202, sleeve shaft; 203, first positioning block; 3, connecting bolt; 4, locking nut; 5, O-shaped rubber sealing ring; 6, compression flange; 601, through hole; 602, mounting hole; 603, groove; 604, second positioning groove; 7, first suction member; 8, second suction member; 9, connecting sleeve; 901, outer ring; 902, second positioning block; 10, compression sleeve; 1001, tool insertion hole; 11, third suction member; 12, fourth suction member. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] Embodiment: Please refer to Figures 1-5The embodiment provides a test device for an O-shaped rubber sealing ring, which comprises a base flange plate 1, a compression flange plate 6 and an O-shaped rubber sealing ring 5, a sealing ring sleeve 2 is detachably installed on the base flange plate 1, the sealing ring sleeve 2 comprises a base 201 and a sleeve shaft 202 fixedly connected to the top of the base 201, the O-shaped rubber sealing ring 5 is sleeved outside the sleeve shaft 202, the compression flange plate 6 is detachably installed on a connecting sleeve 9, the compression sleeve 10 is threadedly connected to the inside of the connecting sleeve 9, the inner diameter of the connecting sleeve 9 is larger than the outer diameter of the O-shaped rubber sealing ring 5, the inner diameter of the compression sleeve 10 is larger than the outer diameter of the sleeve shaft 202, and a cavity for accommodating the sleeve shaft 202 is formed in the bottom of the compression sleeve 10; when the compression flange plate 6 is installed in place on the top of the base flange plate 1, the connecting sleeve 9 is sleeved outside the O-shaped rubber sealing ring 5, the compression sleeve 10 is sleeved outside the sleeve shaft 202, and the compression groove for accommodating the O-shaped rubber sealing ring 5 is formed between the bottom of the compression sleeve 10 and the top of the base 201. The test device for the O-shaped rubber sealing ring is formed by connecting the connecting sleeve 9 and the compression sleeve 10 with the compression flange plate 6, the O-shaped rubber sealing ring to be tested is sleeved outside the sleeve shaft 202, then the compression flange plate 6 is installed and fixed on the top of the base flange plate 1, the O-shaped rubber sealing ring is fixed in the compression groove formed by the compression sleeve 10 and the base 201, the use state is simulated, and then the aging test is carried out. By connecting the connecting sleeve 9 and the compression sleeve 10 with the compression flange plate 6, the O-shaped rubber sealing ring is formed as a whole, compared with the prior art, the step of installing the compression member for fixing the O-shaped rubber sealing ring is reduced, the test efficiency is improved, the sealing ring sleeve 2 and the base flange plate 1 are detachably installed, the connecting sleeve 9 and the compression sleeve 10 and the compression flange plate 6 are detachably installed, the sealing ring sleeve 2, the connecting sleeve 9 and the compression sleeve 10 are convenient to replace, and the O-shaped rubber sealing rings of different models and specifications can be tested, so that the cost is reduced and the practicability is improved.

[0026] In the embodiment, as shown in Figure 1 and Figure 3 a plurality of connecting bolts 3 are fixedly arranged on the base flange plate 1 along the circumferential direction at equal intervals, a through hole 601 for the connecting bolts 3 to pass through is formed in the compression flange plate 6, and lock nuts 4 are threadedly connected to the connecting bolts 3; the through hole 601 of the compression flange plate 6 is inserted into the connecting bolts 3 on the base flange plate 1 in a positionally correct manner, so as to assemble the compression flange plate 6 and the base flange plate 1 in a positionally correct manner; and then the lock nuts 4 are connected to the connecting bolts 3 and abut against the upper surface of the compression flange plate 6, so as to lock and fix the compression flange plate 6 and the base flange plate 1.

[0027] In the embodiment, as shown in Figure 1 the sleeve shaft 202 is divided into an upper part and a lower part, the lower part is cylindrical, and the upper part is a circular truncated cone, which gradually increases in diameter from top to bottom, and is helpful for the O-shaped rubber sealing ring to be sleeved on the sleeve shaft 202.

[0028] In the embodiment, as shown in Figure 2 A mounting cavity 101 is formed at the center of the top of the base flange 1, and the base 201 is mounted in the mounting cavity 101. The upper surface of the base 201 is flush with the upper surface of the base flange 1. The first suction member 7 is embedded and mounted at the bottom of the mounting cavity 101. The second suction member 8 corresponding to the position of the first suction member 7 is embedded and mounted at the bottom of the base 201. The second suction member 8 is adsorbed and fixed with the first suction member 7 to install the base 201 in the mounting cavity 101 of the base flange 1. The second suction member 8 is aligned with the first suction member 7 to be adsorbed and fixed, so that the base 201 is mounted and fixed on the base flange 1. By pulling up the sleeve shaft 202 upward, the base 201 can be separated from the base flange 1, so as to facilitate the replacement of the sealing ring sleeve 2. Different diameters of sleeve shafts 202 are replaced to adapt to the installation of O-shaped rubber sealing rings with different diameters.

[0029] In the embodiment, as shown in Figure 2 A first positioning groove 102 is formed on the inner side wall of the mounting cavity 101. The first positioning block 203 is fixedly connected to the outer side wall of the base 201 and is inserted into the first positioning groove 102. When the base 201 is mounted in the mounting cavity 101, the first positioning block 203 is inserted into the first positioning groove 102 to realize the positioning assembly of the base 201 and the base flange 1. That is, the rotation of the base 201 is prevented, and the accurate alignment of the first suction member 7 and the second suction member 8 is ensured.

[0030] In the embodiment, as shown in Figure 3 and Figure 4As shown, the center of the compression flange 6 is provided with a mounting hole 602 penetrating through it, and a groove 603 is provided on the bottom of the compression flange 6 outside the mounting hole 602, the groove 603 is coaxially arranged with the mounting hole 602, the bottom end of the connecting sleeve 9 is fixedly connected with an outer ring 901, the top of the connecting sleeve 9 penetrates through the mounting hole 602, and the outer ring 901 is installed into the groove 603, the lower surface of the outer ring 901 is flush with the lower surface of the compression flange 6, the third suction member 11 is embedded and installed at the inner top end of the groove 603, and the fourth suction member 12 corresponding to the third suction member 11 is embedded and installed at the top of the outer ring 901, the fourth suction member 12 is suctioned and fixed with the third suction member 11, the connecting sleeve 9 penetrates through the mounting hole 602 of the compression flange 6, the outer ring 901 is installed into the groove 603, and is suctioned and fixed through the alignment of the third suction member 11 and the fourth suction member 12, so as to install and fix the connecting sleeve 9 on the compression flange 6, and the connecting sleeve 9 can be separated from the compression flange 6 by pushing the part of the connecting sleeve 9 extending out of the compression flange 6, so as to facilitate the replacement of the connecting sleeve 9, and it should be noted that the replacement of the connecting sleeve 9 is accompanied by the replacement of the compression sleeve 10 inside the connecting sleeve 9, so as to replace the connecting sleeve 9 and the compression sleeve 10 of different diameters, so as to adapt to the compression and fixation of O-shaped rubber sealing rings of different diameters.

[0031] In the embodiment, as shown in the figure, Figure 4 The inner side wall of the groove 603 is provided with a second positioning groove 604, and the outer side wall of the outer ring 901 is fixedly connected with a second positioning block 902 inserted into the second positioning groove 604, and the second positioning block 902 is inserted into the second positioning groove 604 in alignment when the outer ring 901 is installed into the groove 603, so as to realize the positioning assembly of the connecting sleeve 9 and the compression flange 6, that is, the rotation of the connecting sleeve 9 can be prevented, and the accurate alignment of the third suction member 11 and the fourth suction member 12 can be ensured.

[0032] In a preferred example of the present application, one of the first suction member 7 and the second suction member 8 is a first magnet, and the other of the first suction member 7 and the second suction member 8 is a second magnet, the first magnet and the second magnet have opposite magnetic poles, and the first suction member 7 and the second suction member 8 are attracted to each other when they are close to each other, wherein the third suction member 11 and the fourth suction member 12 have the same principle, and the third suction member 11 and the fourth suction member 12 are third magnets and fourth magnets with opposite magnetic poles.

[0033] In the embodiment, as shown in the figure, Figure 3 The top end of the cavity of the compression sleeve 10 is provided with a tool insertion hole 1001, and the tool inserted into the tool insertion hole 1001 can drive the compression sleeve 10 to rotate, so as to adjust the position of the compression sleeve 10 relative to the connecting sleeve 9, and adjust the width of the compression groove formed thereby, so as to adjust the compression force on the O-shaped rubber sealing ring 5.

[0034] The test device of the O-shaped rubber sealing ring of the application has the following working principle:

[0035] The O-shaped rubber sealing ring to be tested is sleeved on the outside of the sleeve shaft 202, and then the through hole 601 of the pressing flange plate 6 is aligned and inserted with the connecting bolt 3 on the base flange plate 1, for aligning and assembling the pressing flange plate 6 and the base flange plate 1, and then the locking nut 4 is connected to the connecting bolt 3 and abuts against the upper surface of the pressing flange plate 6, so that the two are locked and fixed. At this time, the connecting sleeve 9 is sleeved on the outside of the O-shaped rubber sealing ring 5, the pressing sleeve 10 is sleeved on the outside of the sleeve shaft 202, the O-shaped rubber sealing ring is positioned in the compression groove formed by the pressing sleeve 10 and the base 201, and the use state is simulated, and then it is placed in a high-temperature thermal aging equipment for aging test. The connecting sleeve 9 and the pressing sleeve 10 are connected with the pressing flange plate 6 in a manner of installation, so as to form a whole. Compared with the prior art, the step of installing the pressing member when the O-shaped rubber sealing ring is pressed and positioned is reduced, the test efficiency is improved, the base 201 of the sealing ring sleeve seat 2 is installed in the installation cavity 101 of the base flange plate 1, the base 201 is installed and fixed on the base flange plate 1 through the alignment and adsorption fixation of the second suction member 8 and the first suction member 7, the sealing ring sleeve seat 2 is convenient to replace, the sleeve shaft 202 of different diameters is replaced, the O-shaped rubber sealing ring of different diameters is adapted and installed, the outer edge ring 901 is installed in the groove 603 through the installation hole 602 of the pressing flange plate 6 at the top end of the connecting sleeve 9, the connecting sleeve 9 is installed and fixed on the pressing flange plate 6 through the alignment and adsorption fixation of the third suction member 11 and the fourth suction member 12, the connecting sleeve 9 is convenient to replace, the connecting sleeve 9 and the pressing sleeve 10 of different diameters are replaced, the O-shaped rubber sealing ring of different diameters is adapted and fixed, and thus the O-shaped rubber sealing ring of different models and specifications is applicable, the cost is reduced, and the practicability is improved.

[0036] The above embodiment is a preferred implementation scheme of the application. In addition, the application can also be implemented in other ways without departing from the concept of the technical scheme. Any obvious replacement within the scope of the application is within the protection scope of the application.

Claims

1. A testing device for an O-ring rubber seal comprising a base flange (1), a compression flange (6) and an O-ring rubber seal (5), characterised in that: The base flange plate (1) is detachably provided with a sealing ring sleeve (2), the sealing ring sleeve (2) comprises a base (201) and a sleeve shaft (202) fixedly connected to the top of the base (201), the O-shaped rubber sealing ring (5) is sleeved outside the sleeve shaft (202), the compression flange plate (6) is detachably provided with a connecting sleeve (9), the compression sleeve (10) is threadedly connected inside the connecting sleeve (9), the inner diameter of the connecting sleeve (9) is larger than the outer diameter of the O-shaped rubber sealing ring (5), the inner diameter of the compression sleeve (10) is larger than the outer diameter of the sleeve shaft (202), the compression sleeve (10) is provided with a cavity at the bottom for accommodating the sleeve shaft (202), when the compression flange plate (6) is installed in place on the top of the base flange plate (1), the connecting sleeve (9) is sleeved outside the O-shaped rubber sealing ring (5), the compression sleeve (10) is sleeved outside the sleeve shaft (202), and the compression sleeve (10) and the top of the base (201) form a compression groove for accommodating the O-shaped rubber sealing ring (5).

2. A test device for an O-ring of rubber according to claim 1, characterized in that: The center of the top of the base flange plate (1) is provided with an installation cavity (101), the base (201) is installed in the installation cavity (101), and the upper surface of the base (201) is flush with the upper surface of the base flange plate (1).

3. A test apparatus for an O-ring of rubber according to claim 2, characterised in that: The first suction member (7) is embedded and installed at the bottom end inside the installation cavity (101), the second suction member (8) corresponding in position to the first suction member (7) is embedded and installed at the bottom of the base (201), and the second suction member (8) is adsorptively fixed with the first suction member (7).

4. A test device for an O-ring of rubber according to claim 2, characterized in that: The first positioning groove (102) is formed on the inner side wall of the installation cavity (101), and the first positioning block (203) is fixedly connected to the outer side wall of the base (201) and inserted into the first positioning groove (102).

5. The test device for an O-ring of claim 1, wherein: The tool insertion hole (1001) is formed at the top end of the cavity of the compression sleeve (10).

6. A test device for an O-ring rubber seal according to claim 1, characterized in that: The installation hole (602) penetrating through the compression flange plate (6) is formed at the center of the compression flange plate (6), the recess (603) is formed at the bottom of the compression flange plate (6) outside the installation hole (602), the recess (603) is coaxially arranged with the installation hole (602), the outer edge ring (901) is fixedly connected to the bottom end outside of the connecting sleeve (9), the connecting sleeve (9) penetrates through the installation hole (602), the outer edge ring (901) is installed into the recess (603), and the lower surface of the outer edge ring (901) is flush with the lower surface of the compression flange plate (6).

7. A test apparatus for an O-ring of rubber according to claim 6, characterised in that: The third suction member (11) is embedded and installed at the inner top end of the recess (603), the fourth suction member (12) corresponding in position to the third suction member (11) is embedded and installed at the top of the outer edge ring (901), and the fourth suction member (12) is adsorptively fixed with the third suction member (11).

8. A test device for an O-ring rubber seal according to claim 6, characterized in that: The second positioning groove (604) is formed on the inner side wall of the recess (603), and the second positioning block (902) is fixedly connected to the outer side wall of the outer edge ring (901) and inserted into the second positioning groove (604).

9. The test device for an O-ring of claim 1, wherein: A plurality of connecting bolts (3) are fixed on the base flange (1) at equal intervals in the circumferential direction, and a plurality of through holes (601) are formed in the pressing flange (6) for the connecting bolts (3) to pass through, and the connecting bolts (3) are threadedly connected with locking nuts (4).

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