CN209083657U - One kind being applied to small pump wear-resistant seal washer - Google Patents

Abstract

The utility model discloses one kind to be applied to small pump wear-resistant seal washer, including upper gasket and lower gasket, the upper gasket upper end is equipped with the first rubber pad, the convex block lower end is equipped with the first sawtooth, card slot is mounted at left and right sides of the convex block lower end, the lower gasket upper end is equipped with the second sawtooth, spring is mounted at left and right sides of the lower gasket upper end, central through hole is provided in the middle part of the upper gasket and lower gasket, the upper gasket lower end surface and lower gasket upper surface are equipped with catch means, by using spring, the structure of first rubber pad and the second rubber pad, the wearability and waterproofness of device can effectively be improved, spring squeezes two rubber pads, the pressure that device and pump house can be increased improves waterproof performance, the buffer function of spring adds the wearability of rubber pad itself, it is suitable for different water pump flanges and extraneous tube method The little deviation that blue axial distance generates, improves the applicability of device.

Description

One kind being applied to small pump wear-resistant seal washer

Technical field

The utility model relates to gasket techniques fields, specially a kind of to be applied to small pump wear-resistant seal washer.

Background technique

Washer is part of the thumb pad between connected piece and nut.Generally pancake becket, for protecting quilt The surface of connector is not abraded by nut, and dispersion nut leads the pressure of connected piece in some waterproof connectors at the same time Domain, washer also act as certain sealing function.Traditional washer is usually all made of the metal ring plate of an entirety, is using In the process, washer can usually be changed due to the positional relationship between nut and connected piece and is deformed.It is deformed Gasket can not play the role of good dispersion pressure and sealing, and need good waterproof used in the water pump Property, but existing water pump uses washer often to will lead to due to extruding and excessive hydraulic pressure and showing for leak occurred, and washer Service life is short, and wearability is poor, thus washer can be made to lose its function.In this regard, it is proposed that a kind of be applied to miniature water Pump wear-resistant seal washer.

Utility model content

The purpose of this utility model is to provide one kind to be applied to small pump wear-resistant seal washer, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions: one kind being applied to small pump wear-resistant seal Washer, including upper gasket and lower gasket, the upper gasket upper end are equipped with the first rubber pad, and the upper gasket lower end is equipped with convex block, The convex block outer ring is equipped with the first sealing ring, and the convex block lower end is equipped with the first sawtooth, pacifies at left and right sides of the convex block lower end Equipped with card slot, the lower gasket upper end is equipped with the second sawtooth, is mounted on limited block at left and right sides of the lower gasket upper end, institute It states and is mounted on spring at left and right sides of lower gasket upper end, the lower gasket lower end is equipped with the second rubber pad, and the upper gasket is under It is provided with central through hole in the middle part of washer, the second sealing ring is installed on the inside of the central through hole, on the upper gasket and lower gasket End face is equipped with longitudinal bolt hole, and the upper gasket lower end surface and lower gasket upper surface are equipped with catch means.

Preferably, the upper gasket and lower gasket radius size are equal, and upper gasket and lower gasket height are identical.

Preferably, the shape of the convex block and limited block is circular ring shape, and convex block outer radii is less than limited block inner ring half Diameter, and limited block outer radii is equal to lower gasket radius.

Preferably, first sawtooth and the second sawtooth are annular setting, the first sawtooth and the second zigzag fashion size Equal and tooth mouth is contrary.

Preferably, the spring radius is less than card slot radius, and is highly equal to card slot depth after spring-compressed.

Preferably, the catch means shape is circular ring shape, and the catch means radius of upper gasket setting is less than lower gasket The catch means of setting.

Preferably, the bolt hole runs through upper gasket and lower gasket upper and lower end face.

Compared with prior art, the utility model has the beneficial effects that the one kind is applied to small pump wear-resistant seal pad Circle, by using the structure of spring, the first rubber pad and the second rubber pad, can effectively improve the wearability and waterproof of device Property, spring two washers of extruding increase the pressure between two rubber pads and equipment therefor, waterproof performance, the buffering of spring can be improved Effect add rubber pad itself wearability, but device squeezed strongly in the case of its pressure can be absorbed, be suitable for The little deviation that the axial distance of different water pump flanges and extraneous pipe flange generates, improves the applicability of device；By using First sealing ring and the second sealing ring both can prevent water from entering inside device and have an impact to device, can also be in lifting device Enclose waterproofness；By using the structure of the first sawtooth, the second sawtooth and bolt hole, the intermeshing of two sawtooth can prevent upper gasket It is subjected to displacement with lower gasket, increases its stability, upper gasket and the stable mated condition of lower gasket can also promote waterproofness.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model top view；

In figure: 1 upper gasket, 2 lower gaskets, 3 convex blocks, 4 first sealing rings, 5 card slots, 6 limited blocks, 7 second rubber pads, 8 It is one rubber pad, 9 central through holes, 10 springs, 11 first sawtooth, 12 second sawtooth, 13 bolts hole, 14 catch means, 15 second close Seal.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: one kind being applied to small pump wear-resistant seal pad Circle, including upper gasket 1 and lower gasket 2, the upper gasket 1 is equal with 2 radius size of lower gasket, and upper gasket 1 and lower gasket 2 are high Spend identical, the size of two washers is identical preferably to be cooperated, and waterproofness is increased, and 1 upper end of upper gasket is equipped with the first rubber Pad 8,1 lower end of upper gasket are equipped with convex block 3, and 3 outer ring of convex block is equipped with the first sealing ring 4, and 3 lower end of convex block is equipped with the One sawtooth 11,3 lower end of the convex block left and right sides are mounted on card slot 5, and 2 upper end of lower gasket is equipped with the second sawtooth 12, First sawtooth 11 and the second sawtooth 12 are annular setting, the first sawtooth 11 and 12 shape size of the second sawtooth is equal and tooth Mouth is contrary, and the first sawtooth 11 and the second sawtooth 12 can prevent upper gasket 1 and lower gasket 2 to be subjected to displacement, and increases its stability, Upper gasket 1 and the stable mated condition of lower gasket 2 can also promote waterproofness, be respectively mounted at left and right sides of 2 upper end of lower gasket There is a limited block 6, the shape of the convex block 3 and limited block 6 is circular ring shape, and 3 outer radii of convex block is less than 6 inner ring of limited block half Diameter, and 6 outer radii of limited block is equal to 2 radius of lower gasket, and convex block 3 can be made to be plugged into 6 inner ring of limited block, increase the steady of device Qualitative and leakproofness, 2 upper end of the lower gasket left and right sides are mounted on spring 10, and 10 radius of spring is less than card slot 5 half Diameter, and highly it is equal to 5 depth of card slot after the compression of spring 10, but increase making for spring completely in card slot 5 after the compression of spring 10 With performance, 2 lower end of lower gasket is equipped with the second rubber pad 7, by using spring 10, the first rubber pad 8 and the second rubber pad 7 Structure, can effectively improve the wearability and waterproofness of device, spring 10 squeezes two rubber pads, can increase device and water pump Between pressure improve waterproof performance, the buffer function of spring 10 adds the wearability of rubber pad itself, is suitable for different water pump methods The little deviation that the blue axial distance with extraneous pipe flange generates, improves the applicability of device, the upper gasket 1 and lower gasket 2 middle parts are provided with central through hole 9, the second sealing ring 15 are equipped on the inside of the central through hole 9, the first sealing ring 4 and second is close Seal 15 both can prevent from water from entering inside device having an impact device, can also promote its inner ring waterproofness, the upper gasket 1 It is equipped with longitudinal bolt hole 13 with 2 upper surface of lower gasket, the bolt hole 13 runs through 2 upper and lower end face of upper gasket 1 and lower gasket, institute It states 1 lower end surface of upper gasket and 2 upper surface of lower gasket and is equipped with catch means 14,14 shape of catch means is circular ring shape, circle Ring structure can increase its stability, and usable bolt is plugged into bolt hole 13, and device is made to be in mated condition, and upper pad always 14 radius of catch means of 1 setting of circle is less than the catch means that lower gasket 2 is arranged, and catch means 14 can limit two washers, prevent It is subjected to displacement.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. one kind is applied to small pump wear-resistant seal washer, including upper gasket (1) and lower gasket (2), it is characterised in that: described Upper gasket (1) upper end is equipped with the first rubber pad (8), and upper gasket (1) lower end is equipped with convex block (3), and convex block (3) outer ring is set Have the first sealing ring (4), convex block (3) lower end is equipped with the first sawtooth (11), is respectively mounted at left and right sides of convex block (3) lower end Have card slot (5), lower gasket (2) upper end is equipped with the second sawtooth (12), is respectively mounted at left and right sides of lower gasket (2) upper end Have limited block (6), be mounted on spring (10) at left and right sides of lower gasket (2) upper end, lower gasket (2) lower end is equipped with the It is provided with central through hole (9) in the middle part of two rubber pads (7), the upper gasket (1) and lower gasket (2), on the inside of the central through hole (9) It is equipped with the second sealing ring (15), the upper gasket (1) and lower gasket (2) upper surface are equipped with longitudinal bolt hole (13), described Upper gasket (1) lower end surface and lower gasket (2) upper surface are equipped with catch means (14).

2. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: the upper gasket (1) and lower gasket (2) radius size is equal, and upper gasket (1) is identical with lower gasket (2) height.

3. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: the convex block (3) and the shape of limited block (6) is circular ring shape, and convex block (3) outer radii is less than limited block (6) inner radii, and limited block (6) outer radii is equal to lower gasket (2) radius.

4. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: first saw Tooth (11) and the second sawtooth (12) are annular setting, the first sawtooth (11) and the second sawtooth (12) shape size is equal and tooth mouth It is contrary.

5. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: the spring (10) radius is less than card slot (5) radius, and is highly equal to card slot (5) depth after spring (10) compression.

6. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: the lock-bit dress Setting (14) shape is circular ring shape, and catch means (14) radius of upper gasket (1) setting is less than the lock-bit dress of lower gasket (2) setting It sets.

7. according to claim 1 a kind of applied to small pump wear-resistant seal washer, it is characterised in that: the bolt hole (13) run through upper gasket (1) and lower gasket (2) upper and lower end face.