Positioning structure of cylinder block silencing cover

Abstract

The utility model discloses a positioning structure of a cylinder seat silencing cover, which comprises a plurality of discontinuous annular positioning parts arranged on circular counter bores and the upper end face of the circular counter bores, the discontinuous annular positioning parts and the circular counter bores are integrally formed, the circular counter bores are arranged on a cylinder seat, the circular counter bores and the cylinder seat are integrally formed, and the discontinuous annular positioning parts and the circular counter bores are integrally formed. The discontinuous annular positioning part is used for limiting and mounting the corresponding silencing cover and the corresponding silencing cover gasket above the circular counter bore; the fixing position of the silencing cover is designed into the discontinuous annular positioning part of the multi-point positioning structure, and the positioning position of the silencing cover of the air cylinder seat is positioned by more than two discontinuous annular positioning parts, so that raw materials and the processing area of the air cylinder seat are reduced on the premise of the same strength and effect, and the cost is reduced. And therefore, the beneficial technical effects of saving raw materials, avoiding cracking and conveniently cleaning dregs are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cylinder seat, specifically, relate to the positioning structure of cylinder seat sound cover. BACKGROUND

[0002] In reciprocating piston refrigeration compressor, often use a kind of cylinder seat with sound cavity, sound cavity is cast together with cylinder seat, then milling circular counterbore using machining method, and the upper end part edge of circular counterbore is formed with a circle ring positioning part, the circle ring positioning part is used to limit and install sound cover and the sound cover gasket of sealing function, then further fixed by sound cover screw.

[0003] However, the circular counterbore of traditional circle ring positioning part uses more materials, and processing area is large, when machining allowance is small, there is still the technical problem that easy to produce collapse and slag is not easy to clean. INVENTION CONTENTS

[0004] In view of the above technical problems in the related art, the utility model provides the positioning structure of cylinder seat sound cover, which can overcome the above-mentioned deficiencies of the prior art.

[0005] To achieve the above technical purposes, the technical scheme of the utility model is as follows:

[0006] The positioning structure of the sound cover of the cylinder seat;

[0007] The positioning structure of the sound cover of the cylinder seat includes a plurality of discontinuous annular positioning parts provided on the circular counterbore and the upper end surface thereof, the discontinuous annular positioning parts and the circular counterbores are integrally formed, the circular counterbores are provided on the cylinder seat, the circular counterbores and the cylinder seat are integrally formed, and the discontinuous annular positioning parts are used to limit and install the corresponding sound cover and sound cover gasket above the circular counterbores.

[0008] Further, the number of circular counterbores on the cylinder seat is one or more, and a plurality of discontinuous annular positioning parts are provided on each circular counterbore, and the discontinuous annular positioning parts are used to limit and install the sound cover and the sound cover gasket.

[0009] Further, the plurality of circular counterbores provided with a plurality of discontinuous annular positioning parts are arranged in communication or not in communication.

[0010] Further, the circular recesses include first and second circular recesses, the discontinuous annular positioning portion is integrally formed with the first and second circular recesses, the first and second circular recesses are arranged on the cylinder seat, and the first and second circular recesses are integrally formed with the cylinder seat.

[0011] Further, the number of the discontinuous annular positioning portions is greater than or equal to two, and the discontinuous annular positioning portions are equidistantly and uniformly arranged.

[0012] Further, the arc of each discontinuous annular positioning portion is consistent with the corresponding position arc of the first or second circular recess.

[0013] Further, the width of the ring portion of the discontinuous annular positioning portion is greater than or equal to 2 mm and less than or equal to 20 mm.

[0014] Further, the thickness of the ring portion of the discontinuous annular positioning portion is greater than or equal to 0.5 mm and less than or equal to 6 mm.

[0015] Further, the height of the ring portion of the discontinuous annular positioning portion is greater than or equal to 0.5 mm and less than or equal to 6 mm.

[0016] Further, the first and second circular recesses are provided with threaded holes, the threaded holes are provided with first muffler cover screws for fixing the first muffler cover and the first muffler cover gasket, and the threaded holes are provided with second muffler cover screws for fixing the second muffler cover and the second muffler cover gasket.

[0017] The beneficial effects of the utility model are as follows: through the optimization and improvement design of the utility model product, the muffler cover fixing part is designed as a discontinuous annular positioning portion with a multi-point positioning structure, and the cylinder seat muffler cover positioning part is positioned by two or more discontinuous annular positioning portions, so that the raw materials and processing area of the cylinder seat can be reduced under the premise of the same strength and effect, and the beneficial technical effects of saving raw materials, avoiding collapse and facilitating cleaning of slag are achieved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described in the following only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0019] Figure 1 is an application of the positioning structure of the cylinder seat sound cover according to the embodiment of the utility model in the overall structure schematic diagram of the cylinder seat;

[0020] Figure 2 is an application of the positioning structure of the cylinder seat sound cover according according to the embodiment of the utility model in the structure schematic diagram of the first circular counterbore and the second circular counterbore;

[0021] Figure 3 is a detail view of the positioning structure of the cylinder seat sound cover according to the embodiment of the utility model;

[0022] Figure 4 is an overall structure schematic diagram of the traditional cylinder seat according to the embodiment of the utility model;

[0023] Figure 5 is a partial structure schematic diagram of the traditional cylinder seat according to the embodiment of the utility model;

[0024] Figure 6 is a structure schematic diagram of the circular ring positioning part of the traditional cylinder seat according to the embodiment of the utility model;

[0025] Figure 7 is a first sound cover structure schematic diagram of the traditional cylinder seat according to the embodiment of the utility model;

[0026] Figure 8 is a second sound cover structure schematic diagram of the traditional cylinder seat according to the embodiment of the utility model;

[0027] Figure 9 is a structure schematic diagram of the first sound cover gasket and the second sound cover gasket of the traditional cylinder seat according to the embodiment of the utility model;

[0028] Figure 10 is a structure schematic diagram of the first sound cover screw and the second sound cover screw of the traditional cylinder seat according to the embodiment of the utility model;

[0029] In the drawing: 1, cylinder seat;2, first sound cover;3, first sound cover gasket;4, first sound cover screw;5, first circular counterbore;6, second sound cover;7, second sound cover gasket;8, second sound cover screw;9, second circular counterbore;10, circular ring positioning part;11, discontinuous annular positioning part. DETAILED DESCRIPTION

[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art are within the protection scope of the present utility model.

[0031] It should be understood that in the description of the embodiments of this utility model, the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing the embodiments of this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the embodiments of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of the stated features. In the description of the embodiments of this utility model, "several" means two or more, unless otherwise explicitly specified.

[0032] like Figures 1-3 As shown, the positioning structure of the cylinder seat muffler cover according to the embodiment of this utility model includes a plurality of discontinuous annular positioning parts 11 placed on the circular countersunk hole and its upper end face. The discontinuous annular positioning parts 11 and the circular countersunk hole are integrally formed. The circular countersunk hole is provided on the cylinder seat 1. The circular countersunk hole and the cylinder seat 1 are integrally formed. The discontinuous annular positioning parts 11 are used to limit and install the corresponding muffler cover and muffler cover gasket above the circular countersunk hole.

[0033] According to the positioning structure of the cylinder seat muffler cover described in the embodiment of this utility model, in a specific embodiment, the number of the circular countersunk holes on the cylinder seat 1 is one or more, and each circular countersunk hole is provided with a plurality of non-continuous annular positioning parts 11. The non-continuous annular positioning parts are used to limit and install the muffler cover and the muffler cover gasket.

[0034] According to the positioning structure of the cylinder seat muffler cover described in the embodiment of this utility model, in a specific embodiment, the multiple circular countersunk holes of the multiple non-continuous annular positioning parts 11 are either connected or not connected.

[0035] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the circular counterbore includes a first circular counterbore 5 and a second circular counterbore 9, the discontinuous annular positioning part 11 is integrally formed with the first circular counterbore 5 and the second circular counterbore 9, the first circular counterbore 5 and the second circular counterbore 9 are arranged on the cylinder seat 1, the first circular counterbore 5 and the second circular counterbore 9 are integrally formed with the cylinder seat 1, and the discontinuous annular positioning part 11 is used for limiting and mounting the first sound cover 2, the first sound cover gasket 3, the second sound cover 6 and the second sound cover gasket 7.

[0036] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the number of the discontinuous annular positioning part 11 is greater than or equal to two, and the plurality of discontinuous annular positioning parts 11 are evenly distributed at equal intervals.

[0037] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the curvature of each discontinuous annular positioning part 11 is consistent with the curvature of the corresponding position of the first circular counterbore 5 or the second circular counterbore 9.

[0038] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the ring part width size of the discontinuous annular positioning part 11 is greater than or equal to 2mm and less than or equal to 20mm.

[0039] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the ring part thickness size of the discontinuous annular positioning part 11 is greater than or equal to 0.5mm and less than or equal to 6mm.

[0040] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the ring part height size of the discontinuous annular positioning part 11 is greater than or equal to 0.5mm and less than or equal to 6mm.

[0041] According to the positioning structure of the cylinder seat sound cover of the embodiment of the utility model, in a specific embodiment, the first circular counterbore 5 and the second circular counterbore 9 are provided with threaded holes, the threaded holes are provided with a first sound cover screw 4 for fixing the first sound cover 2 and the first sound cover gasket 3 and a second sound cover screw 8 for fixing the second sound cover 6 and the second sound cover gasket 7.

[0042] In order to facilitate the above technical scheme of the utility model, the above technical scheme of the utility model is described in detail below through a specific use mode.

[0043] In specific use, the positioning structure of the cylinder seat sound cover according to the utility model, including a plurality of discontinuous annular positioning parts 11 arranged on the upper end faces of the first circular hole 5 and the second circular hole 9; the technical scheme of the application fixes the sound cover through two or more, preferably three, discontinuous annular positioning part structures, thereby reducing the application of materials.

[0044] The size control has better effects in the following ranges: the width size of the ring part is 2-15 mm, the thickness size is 0.5-6 mm, and the height size is 0.5-6 mm, and better positioning effects and economic cleaning processing are achieved.

[0045] In summary, according to the above technical scheme of the utility model, the sound cover fixing part is designed as a discontinuous annular positioning part of a multi-point positioning structure, and the cylinder seat sound cover positioning part is positioned by two or more discontinuous annular positioning parts, so that the raw materials and processing area of the cylinder seat can be reduced under the premise of the same strength and effect, and the beneficial technical effects of saving raw materials, avoiding collapse and facilitating cleaning of slag are achieved.

[0046] The above only describes preferred embodiments of the utility model, and is not intended to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A locating structure for a cylinder block silencer cover, characterised in that, The application relates to a cylinder seat (1) provided with a plurality of discontinuous annular positioning portions (11) arranged in a circular hole and on the upper end face of the circular hole, wherein the discontinuous annular positioning portions (11) are integrally formed with the circular hole, the circular hole is arranged on the cylinder seat (1) and integrally formed with the cylinder seat (1), and the discontinuous annular positioning portions (11) are used for limiting and mounting corresponding muffling covers and muffling cover gaskets above the circular hole.

2. The positioning structure of the cylinder block silencing cover according to claim 1, characterized in that, The number of the circular holes arranged on the cylinder seat (1) is one or more, each of the circular holes is provided with a plurality of discontinuous annular positioning portions (11), and the discontinuous annular positioning portions are used for limiting and mounting muffling covers and muffling cover gaskets.

3. The locating structure of a cylinder block silencing cover according to claim 2, characterized in that, The plurality of circular holes provided with the plurality of discontinuous annular positioning portions (11) are arranged in communication or not in communication.

4. The positioning structure of the cylinder block silencing cover according to claim 1, characterized by The circular hole comprises a first circular hole (5) and a second circular hole (9), the discontinuous annular positioning portions (11) are integrally formed with the first circular hole (5) and the second circular hole (9), the first circular hole (5) and the second circular hole (9) are arranged on the cylinder seat (1) and integrally formed with the cylinder seat (1), and the discontinuous annular positioning portions (11) are used for limiting and mounting a first muffling cover (2), a first muffling cover gasket (3), a second muffling cover (6) and a second muffling cover gasket (7).

5. The positioning structure of the cylinder block silencing cover according to claim 1, characterized in that, The number of the discontinuous annular positioning portions (11) is greater than or equal to two, and the plurality of discontinuous annular positioning portions (11) are arranged at equal intervals.

6. The locating structure of a cylinder block silencing cover according to claim 4, characterized by The arc of each of the discontinuous annular positioning portions (11) is consistent with the arc of the corresponding position of the first circular hole (5) or the second circular hole (9).

7. The positioning structure of the cylinder block silencing cover according to claim 1 or 4, characterized by The width of the ring part of the discontinuous annular positioning portion (11) is greater than or equal to 2 mm and less than or equal to 20 mm.

8. The positioning structure of the cylinder block silencing cover according to claim 1 or 4, characterized by The thickness of the ring part of the discontinuous annular positioning portion (11) is greater than or equal to 0.5 mm and less than or equal to 6 mm.

9. The positioning structure of the cylinder block silencing cover according to claim 1 or 4, characterized by The height of the ring part of the discontinuous annular positioning portion (11) is greater than or equal to 0.5 mm and less than or equal to 6 mm.

10. The positioning structure of the cylinder block silencing cover according to claim 4 or 6, characterized by The first circular hole (5) and the second circular hole (9) are provided with threaded holes, the threaded holes are provided with a first muffling cover screw (4) used for fixing the first muffling cover (2) and the first muffling cover gasket (3) and a second muffling cover screw (8) used for fixing the second muffling cover (6) and the second muffling cover gasket (7).

Images