CN204627939U - The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure - Google Patents

The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure Download PDF

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Publication number
CN204627939U
CN204627939U CN201520159389.4U CN201520159389U CN204627939U CN 204627939 U CN204627939 U CN 204627939U CN 201520159389 U CN201520159389 U CN 201520159389U CN 204627939 U CN204627939 U CN 204627939U
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China
Prior art keywords
cylinder body
diaphragm
described cylinder
cylinder cap
type compressor
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CN201520159389.4U
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Chinese (zh)
Inventor
闫百岁
杨爱萍
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JIANGSU PERMANENT MACHINERY CO., LTD.
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JIANGSU PERMANENT MACHINERY CO Ltd
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Abstract

The cylinder cap that the utility model discloses diaphragm type compressor embeds cylinder body without oil distribution casing film header structure, belong to diaphragm type compressor technical field, comprise cylinder cap, cylinder body and diaphragm, described cylinder body is processed with the flange spigot structure cooperatively interacted with described diaphragm, described diaphragm is positioned between described cylinder cap and described cylinder body by described flange spigot structure, and described cylinder cap and described cylinder body are fastenedly connected by the first connecting bolt; The utility model diaphragm is by cylinder body seam location; Beneficial effect reduces leakage point, without the need to processing mounting-positioning holes on diaphragm, can eliminate stress concentrated, improves the working life of diaphragm, and guarantee the normal operation of diaphragm type compressor.

Description

The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure
Technical field
The utility model relates to diaphragm type compressor technical field, and the cylinder cap particularly relating to a kind of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure.
Background technique
Membrane compressor is the special positive displacement compressor of a kind of structure, has that compression ratio is large, good airproof performance, pressurized gas be by features such as lubricant oil and other solid impurity pollute.Usually, diaphragm type compressor is primarily of parts compositions such as driving mechanism, cylinder film head member, lubricating oil system, air pipe parts, crankcases, and wherein cylinder film head member is made up of parts such as cylinder cap, diaphragm, oil distribution casing, cylinder body and middle bodies.Under normal circumstances, as shown in Figure 2,3, diaphragm 55 steps up in centre by the cylinder cap 22 of the gentle side of oil distribution casing 44 of oily side, shift in position in the process that oil distribution casing prevents diaphragm 55 from installing is positioned at by 2 locating stud controls, but this structure is deposited not enough both ways: 1. oil distribution casing has upper and lower two sealing surfaces, sealing surface is more, and leakage hidden danger is larger; 2. diaphragm needs processing 2 positioning holes, after piercing, around aperture, has buckling deformation, easily produces stress and concentrates, reduce the diaphragm life-span.
Model utility content
For above-mentioned Problems existing, the cylinder cap that the utility model aims to provide a kind of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure, this split type housing structure cancels oil distribution casing, oily N-Side surf processing on cylinder body, and process suitable flange spigot structure in cylinder block and cylinder cover cooperation place, with overcome prior art exist diaphragm type compressor film hair oil side sealing face more, leak hidden danger larger and on diaphragm locating and machining hole, easy generation stress is concentrated, and reduces the shortcomings such as diaphragm life-span.
To achieve these goals, the technological scheme that adopts of the utility model is as follows:
The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure, described cylinder body is processed with the flange spigot structure cooperatively interacted with described diaphragm, described diaphragm is positioned between described cylinder cap and described cylinder body by described flange spigot structure, and described cylinder cap and described cylinder body are fastenedly connected by the first connecting bolt.
Preferably, at described cylinder cap and described cylinder body joint, also seal ring is set.
Preferably, described cylinder cap lower end is protruding structure, and described cylinder body upper end is groove structure, and the protruding structure of described cylinder cap and the groove structure of described cylinder body match.
Preferably, described cylinder body is made up of cylinder head and cylinder barrel, and described cylinder head and described cylinder barrel are fastenedly connected by the second connecting bolt.
The beneficial effects of the utility model are: first, oil distribution casing in diaphragm type compressor film head is cancelled, realizes cylinder cap and embed the split type housing structure of cylinder body without oil distribution casing, reduce oily side sealing face together, effectively reduce the probability of oil leak, reduce and leak hidden danger; Cylinder block and cylinder cover is processed into the installation location that flange spigot fit form facilitates diaphragm, without the need to processing mounting-positioning holes on diaphragm, eliminating stress concentrated, improving the problems such as the working life of diaphragm, and guaranteeing the normal operation of diaphragm type compressor.
Accompanying drawing explanation
Fig. 1 is the utility model diaphragm type compressor structural representation of air cylinder.
Fig. 2 is prior art diaphragm type compressor structural representation of air cylinder.
Fig. 3 is the enlarged diagram of prior art septation compressor diaphragm.
Fig. 4 is prior art oil distribution casing location and installation hole enlarged diagram.
Wherein: 1-first connecting bolt, 2-cylinder cap, 3-cylinder body, 4-seal ring, 5-diaphragm, oil side sealing face, 6-1 road, 7-flange spigot structure, 8-second connecting bolt.
Embodiment
In order to make those of ordinary skill in the art understand the technical solution of the utility model, below in conjunction with drawings and Examples, the technical solution of the utility model is further described.
With reference to the air cylinder structure of the prior art shown in accompanying drawing 2-4, Fig. 3 left hand view is oil distribution casing curved sides partial enlarged drawing, Fig. 3 right part of flg is diaphragm 55 partial enlarged drawing, oil distribution casing 44 is set between cylinder cap 22 and cylinder body 33, diaphragm 55 steps up in centre by the cylinder cap 22 of the gentle side of oil distribution casing 44 of oily side, shift in position in the process that oil distribution casing 44 prevents diaphragm 55 from installing is positioned at by 2 locating studs, and define 2 oil side sealing faces 66, road after oil distribution casing 44 is set, prior art needs to process 2 positioning holes 77 on diaphragm 55, two positioning holes 77 are positioned on oil distribution casing 44 by locating stud.
Cylinder cap with reference to a kind of diaphragm type compressor shown in accompanying drawing 1 embeds cylinder body without oil distribution casing film header structure, the cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure, comprise cylinder cap 2, cylinder body 3 and diaphragm 5, described cylinder body 3 is made up of cylinder head 31 and cylinder barrel 32, and described cylinder head 31 is fastenedly connected by the second connecting bolt 8 with described cylinder barrel 32, removably connecting of cylinder barrel 32 and cylinder head 31 is realized by the second connecting bolt 8, conveniently carry out inside maintenance, described cylinder body 3 is processed with the flange spigot structure 7 cooperatively interacted with described diaphragm 5, described diaphragm 5 is positioned between described cylinder cap 2 and described cylinder body 3 by described flange spigot structure 7, described cylinder cap 2 is fastenedly connected by the first connecting bolt 1 with described cylinder body 3, described cylinder cap 2 lower end is protruding structure, described cylinder body 3 upper end is groove structure, the protruding structure of described cylinder cap 2 and the groove structure of described cylinder body 3 match, described flange spigot structure 7 is processed in the groove of described cylinder body 3, diaphragm 5 is placed in flange spigot structure 7, this diaphragm type compressor cylinder cap embed cylinder body without the actual using process of oil distribution casing film header structure in can not because of reasons such as inclinations to lopsidedness, good positioning effect, diaphragm 5 accurately can be positioned between the two by flanged structure 7 and fixing structure 8, described cylinder cap 2 and described cylinder body 3 are by the first connecting bolt 1 compact siro spinning technology, and by the first connecting bolt 1, cylinder cap 2 is connected as a whole with cylinder body 3, during connection, the protruding structure of cylinder cap 2 and the groove structure of cylinder body 3 are connected just, at described cylinder cap 2, seal ring 4 is also set with described cylinder body 3 joint, diaphragm 5 is without the need to locating and machining hole, by flanged structure 7 and fixing structure 8 self poisoning of cylinder body 3 and cylinder cap 2, like this in the oily side of diaphragm 5 just than one sealing surface few when having an oil distribution casing structure, only form 1 oil side sealing face 6, road, effectively reduce the probability of oil leak, reduce and leak hidden danger, the utility model is processed the oily N-Side surf of former processing on oil distribution casing on cylinder body 3, and process suitable flanged structure 7 and fixing structure 8 in cylinder body 3 and cylinder cap 2 cooperation place, make diaphragm 5 without the need to locating and machining hole, by flanged structure 7 and fixing structure 8 self poisoning of cylinder body 3 and cylinder cap 2, which eliminate because locating and machining hole produces stress and concentrates on diaphragm 5, improve diaphragm working life.

Claims (4)

1. the cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure, comprise cylinder cap (2), cylinder body (3) and diaphragm (5), it is characterized in that: described cylinder body (3) is processed with the flange spigot structure (7) cooperatively interacted with described diaphragm (5), described diaphragm (5) is positioned between described cylinder cap (2) and described cylinder body (3) by described flange spigot structure (7), and described cylinder cap (2) and described cylinder body (3) are fastenedly connected by the first connecting bolt (1).
2. the cylinder cap of diaphragm type compressor according to claim 1 embeds cylinder body without oil distribution casing film header structure, it is characterized in that: also arrange seal ring (4) in described cylinder cap (2) and described cylinder body (3) joint.
3. the cylinder cap of diaphragm type compressor according to claim 1 embeds cylinder body without oil distribution casing film header structure, it is characterized in that: described cylinder cap (2) lower end is protruding structure, described cylinder body (3) upper end is groove structure, and the protruding structure of described cylinder cap (2) and the groove structure of described cylinder body (3) match.
4. the cylinder cap of diaphragm type compressor according to claim 1 embeds cylinder body without oil distribution casing film header structure, it is characterized in that: described cylinder body (3) is made up of cylinder head (31) and cylinder barrel (32), and described cylinder head (31) and described cylinder barrel (32) are fastenedly connected by the second connecting bolt (8).
CN201520159389.4U 2015-03-20 2015-03-20 The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure Active CN204627939U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520159389.4U CN204627939U (en) 2015-03-20 2015-03-20 The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520159389.4U CN204627939U (en) 2015-03-20 2015-03-20 The cylinder cap of diaphragm type compressor embeds cylinder body without oil distribution casing film header structure

Publications (1)

Publication Number Publication Date
CN204627939U true CN204627939U (en) 2015-09-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109356822A (en) * 2018-09-11 2019-02-19 西安交通大学 A kind of processing method of autoclave diaphragm compressor and its cylinder cap and cylinder cap

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109356822A (en) * 2018-09-11 2019-02-19 西安交通大学 A kind of processing method of autoclave diaphragm compressor and its cylinder cap and cylinder cap
CN109356822B (en) * 2018-09-11 2019-11-08 西安交通大学 A kind of processing method of autoclave diaphragm compressor and its cylinder cap and cylinder cap

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Address after: 221000 No. 99 Yang Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu, Xuzhou

Patentee after: JIANGSU PERMANENT MACHINERY CO., LTD.

Address before: 221004 No. 99 Yang Shan Road, Xuzhou Economic Development Zone, Jiangsu, China

Patentee before: Jiangsu Permanent Machinery Co., Ltd.