CN211777897U

CN211777897U - Air compressor machine air inlet filters amortization structure

Info

Publication number: CN211777897U
Application number: CN202020196816.7U
Authority: CN
Inventors: 朱家泉
Original assignee: ZHEJIANG SHENGYUAN COMPRESSOR MANUFACTURING CO LTD
Current assignee: ZHEJIANG SHENGYUAN COMPRESSOR MANUFACTURING CO LTD
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-10-27
Anticipated expiration: 2030-02-21

Abstract

The utility model provides an air compressor machine air inlet filters amortization structure belongs to mechanical technical field. It has solved the inconvenient problem of cavernosum is changed to current filter. The air inlet filtering and silencing structure of the air compressor comprises a barrel, wherein an air inlet is formed in one side of the barrel, the lower end of the barrel is open, an upper port of the barrel is an air outlet, a stud is screwed in the lower end of the barrel, the lower end of the stud extends out of the barrel, a partition plate for dividing an inner cavity of the barrel into an upper cavity and a lower cavity is arranged in the barrel, an air guide hole which runs through the upper cavity in the vertical direction is formed in the partition plate, the upper cavity and the lower cavity are communicated through the air guide hole, the air inlet is communicated with the lower cavity, a connecting rod is vertically arranged in the lower cavity, two ends of the connecting rod are. The utility model has the advantages of convenient sponge block replacement.

Description

Air compressor machine air inlet filters amortization structure

Technical Field

The utility model belongs to the technical field of machinery, a air compressor machine, especially an air compressor machine air inlet filters amortization structure is related to.

Background

In the prior art, an air compressor in spraying equipment directly sucks air, and the sucked air is compressed to form an air source and is conveyed to a spray gun through a connecting pipe. The air compressor is generally used in a construction site, and the air quality of the construction site is poor, so that a large amount of dust exists. Poor quality air enters the lance through the compressor, causing the lance to clog.

In view of the above problems, disadvantages have been recognized and improved, such as a noise reduction filter for an air inlet of an air compressor disclosed in chinese patent application No. [ application No.: 201720801907.7, including the base that is arranged in inserting the air inlet, with air inlet cover and the cavernosum of base looks lock, be provided with the inlet port on the air inlet cover, be provided with the venthole on the base, the base with the inside air inlet cavity that forms of air inlet cover, the cavernosum is located in the air inlet cavity.

The sponge body needs to be replaced or cleaned after being used for a period of time, and the filter is quite inconvenient to replace due to the fact that the base is fixedly connected with the air inlet cover in a buckled mode.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a change convenient air compressor machine air inlet of sponge piece and filtered amortization structure.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an air compressor machine air inlet filters amortization structure, includes the barrel, barrel one side is equipped with the air inlet, barrel lower extreme opening, and the barrel upper port is the gas outlet, its characterized in that, barrel lower extreme in the spiro union have the double-screw bolt, and the double-screw bolt lower extreme stretches out the barrel, be equipped with the baffle that falls into the barrel inner chamber into epicoele and cavity of resorption in the barrel, have on the baffle along the air guide hole that vertical direction runs through the setting, and epicoele and cavity of resorption pass through above-mentioned air guide hole intercommunication, foretell air inlet and cavity of resorption intercommunication, the vertical connecting rod that is equipped with in the cavity of resorption, and the connecting rod both ends link firmly with baffle and.

When the sponge block taking-out device is used, the partition plate can be driven to move downwards to take out the sponge block only by rotating the stud, the operation steps are fewer, the operation is simple, convenient and efficient, and the sponge block taking-out device has the advantage of convenience in sponge block replacement.

In foretell air compressor machine air inlet filters amortization structure, the baffle include plate body and sealing washer one, in the barrel was located to the plate body level, and the connecting rod linked firmly with the plate body, seted up the ring channel on the plate body lateral wall, above-mentioned sealing washer one is located the ring channel, and a sealing washer lateral wall offsets with the barrel inside wall. Under the action of the sealing ring, reliable sealing is formed between the plate body and the cylinder body so as to stably separate the upper cavity from the lower cavity.

In the air inlet filtering and silencing structure of the air compressor, the inner side wall of the cylinder is integrally formed with an annular convex shoulder, the annular convex shoulder and the cylinder are coaxially arranged, and the annular convex shoulder is pressed on the edge of the top wall of the sponge block. The sponge block is clamped between the annular convex shoulder and the partition plate, so that the positioning stability of the sponge block can be effectively enhanced, and the noise reduction effect is improved.

In the air inlet filtering and silencing structure of the air compressor, the sponge block is fixedly connected with the plate body through the double faced adhesive tape. By adopting the design, the connecting device has the advantage of convenient connection.

In the air inlet filtering and silencing structure of the air compressor, at least two air guide holes are uniformly distributed at intervals along the circumferential direction of the connecting rod, and each air guide hole is arc-shaped.

In the air inlet filtering and silencing structure of the air compressor, the two ends of the connecting rod are fixedly connected with the plate body and the stud respectively in a welding mode.

In the above air inlet filtering and silencing structure for the air compressor, the cylinder body is provided with the air inlet pipe by integrally extending from the position of the air inlet, and the ratio of the inner diameter of the air inlet pipe to the inner diameter of the cylinder body is less than one fourth. Gas enters the large-inner-diameter cylinder body quickly through the small-inner-diameter gas inlet pipe, effective noise reduction can be achieved, and the noise reduction effect is enhanced.

In foretell air compressor machine air inlet filters amortization structure, seted up ring groove on the lateral wall of foretell double-screw bolt, be equipped with sealing washer two in the ring groove, and the lateral wall of sealing washer two offsets with the inside wall of barrel. Under the action of the sealing ring II, the sealing effect formed between the stud and the cylinder body can be enhanced.

Compared with the prior art, this air compressor machine air inlet filters amortization structure has following advantage:

1. when the sponge block taking-out device is used, the partition plate can be driven to move downwards to take out the sponge block only by rotating the stud, the operation steps are fewer, the operation is simple, convenient and efficient, and the sponge block taking-out device has the advantage of convenience in sponge block replacement.

2. The sponge block is clamped between the annular convex shoulder and the partition plate, so that the positioning stability of the sponge block can be effectively enhanced, and the noise reduction effect is improved.

3. The sponge block and the gas quickly enter the large-inner-diameter cylinder body through the small-inner-diameter air inlet pipe, so that effective noise reduction can be realized, and the noise reduction effect is enhanced.

Drawings

Fig. 1 is a schematic view of the present filtering and sound attenuating structure.

Fig. 2 is a plan view of the separator.

In the figure, 1, a cylinder; 1a, an air inlet; 1b, an air outlet; 1c, an air inlet pipe; 1d, an upper cavity; 1e, a lower cavity; 1f, an annular shoulder; 2. a stud; 3. a second sealing ring; 4. a partition plate; 4a, a plate body; 4a1, air vents; 4b, a first sealing ring; 5. a connecting rod; 6. a sponge block.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the air inlet filtering and silencing structure of the air compressor comprises a cylinder body 1, wherein an air inlet 1a is formed in one side of the cylinder body 1, the lower end of the cylinder body 1 is open, and an air outlet 1b is formed in an upper port of the cylinder body 1. In the embodiment, the upper end of the cylinder 1 is provided with an external thread so as to be convenient for connecting an air compressor; the barrel 1 extends outwards from the air inlet 1a to form an integrally-formed air inlet pipe 1c, the air inlet pipe 1c is in a straight pipe shape, and the ratio of the inner diameter of the air inlet pipe 1c to the inner diameter of the barrel 1 is less than one fourth. The gas enters the large-inner-diameter cylinder body 1 quickly from the small-inner-diameter gas inlet pipe 1c, so that effective noise reduction can be realized, and the noise reduction effect is enhanced. Preferably, the ratio of the inner diameter of the inlet pipe 1c to the inner diameter of the cylinder 1 is one sixth.

Specifically, a stud 2 is screwed in the lower end of the cylinder 1, and the lower end of the stud 2 extends out of the cylinder 1. Further, an annular clamping groove is formed in the outer side wall of the stud 2, the annular clamping groove and the stud 2 are coaxially arranged, a second sealing ring 3 is arranged in the annular clamping groove, and the outer side wall of the second sealing ring 3 abuts against the inner side wall of the barrel 1 so as to enhance the sealing effect formed between the stud 2 and the barrel 1. The cylinder 1 is internally provided with a partition plate 4 which divides the inner cavity of the cylinder 1 into an upper cavity 1d and a lower cavity 1e, the partition plate 4 is provided with an air guide hole 4a1 which penetrates through the partition plate 4 along the vertical direction, and the upper cavity 1d and the lower cavity 1e are communicated through the air guide hole 4a 1. The air inlet 1a is communicated with the lower cavity 1e, the connecting rod 5 is vertically arranged in the lower cavity 1e, two ends of the connecting rod 5 are fixedly connected with the partition plate 4 and the stud 2 respectively, the top wall of the partition plate 4 is attached and fixed with the sponge block 6, and the air guide hole 4a1 is arranged right opposite to the sponge block 6. When the sponge block is used, the partition plate 4 can be driven to move downwards to take out the sponge block 6 only by rotating the stud 2, the operation steps in the process are fewer, the operation is simple, convenient and efficient, and the sponge block 6 replacing device has the advantage of being convenient to replace.

The specific structure of the partition board 4 is as follows: the baffle 4 includes plate body 4a and sealing washer 4b, and the level of plate body 4a is located in barrel 1, and connecting rod 5 links firmly with plate body 4 a. The side wall of the plate body 4a is provided with an annular groove, the first sealing ring 4b is positioned in the annular groove, and the outer side wall of the first sealing ring 4b is abutted against the inner side wall of the barrel body 1, so that reliable sealing is formed between the plate body 4a and the barrel body 1, and the upper cavity 1d and the lower cavity 1e are stably separated.

In this embodiment, as shown in fig. 2, both ends of the connecting rod 5 are fixedly connected to the plate body 4a and the stud 2 respectively by welding. At least two air guide holes 4a1 are uniformly distributed along the circumferential direction of the connecting rod 5 at intervals, and each air guide hole 4a1 is arc-shaped. It is preferable that the number of the air holes 4a1 is 2.

The sponge block 6 is fixedly connected to the plate body 4a by a double-sided tape (not shown). Further, an annular convex shoulder 1f is integrally formed on the inner side wall of the cylinder body 1, the annular convex shoulder 1f and the cylinder body 1 are coaxially arranged, and the annular convex shoulder 1f is pressed against the edge of the top wall of the sponge block 6. The sponge block 6 is clamped between the annular convex shoulder 1f and the partition plate 4, so that the positioning stability of the sponge block 6 can be effectively enhanced, and the noise reduction effect is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An air inlet filtering and silencing structure of an air compressor comprises a cylinder body (1), wherein one side of the cylinder body (1) is provided with an air inlet (1a), the lower end of the cylinder body (1) is provided with an opening, and the upper port of the cylinder body (1) is an air outlet (1b), and is characterized in that the lower end of the cylinder body (1) is internally screwed with a stud (2), the lower end of the stud (2) extends out of the cylinder body (1), a partition plate (4) which divides the inner cavity of the cylinder body (1) into an upper cavity (1d) and a lower cavity (1e) is arranged in the cylinder body (1), the partition plate (4) is provided with an air guide hole (4a1) which is arranged in a penetrating way along the vertical direction, the upper cavity (1d) and the lower cavity (1e) are communicated through the air guide hole (4a1), the air inlet (1a) is communicated with the lower cavity (1e), a connecting rod (5) is vertically arranged in the, sponge blocks (6) are attached to and fixed on the top walls of the partition plates (4), and the air vents (4a1) are arranged right opposite to the sponge blocks (6).

2. The air compressor air inlet filtering and silencing structure according to claim 1, wherein the partition plate (4) comprises a plate body (4a) and a first sealing ring (4b), the plate body (4a) is horizontally arranged in the cylinder body (1), the connecting rod (5) is fixedly connected with the plate body (4a), an annular groove is formed in the side wall of the plate body (4a), the first sealing ring (4b) is located in the annular groove, and the outer side wall of the first sealing ring (4b) abuts against the inner side wall of the cylinder body (1).

3. The air compressor air inlet filtering and silencing structure as claimed in claim 2, wherein an annular shoulder (1f) is integrally formed on the inner side wall of the cylinder (1), the annular shoulder (1f) and the cylinder (1) are coaxially arranged, and the annular shoulder (1f) is pressed against the edge of the top wall of the sponge block (6).

4. The air compressor inlet filtering and silencing structure according to claim 3, wherein the sponge block (6) is fixedly connected with the plate body (4a) through a double-sided adhesive tape.

5. The air compressor inlet filtering and silencing structure as claimed in claim 4, wherein at least two air holes (4a1) are uniformly distributed along the circumference of the connecting rod (5) at intervals, and each air hole (4a1) is arc-shaped.

6. The air compressor air inlet filtering and silencing structure according to claim 5, wherein both ends of the connecting rod (5) are fixedly connected with the plate body (4a) and the stud (2) respectively in a welding manner.

7. The air compressor inlet filtering and silencing structure as claimed in claim 1, wherein the cylinder (1) is integrally formed with an inlet pipe (1c) extending outwards from the position of the inlet (1a), and the ratio of the inner diameter of the inlet pipe (1c) to the inner diameter of the cylinder (1) is less than one fourth.

8. The air compressor air inlet filtering and silencing structure according to claim 1, wherein an annular clamping groove is formed in an outer side wall of the stud (2), a second sealing ring (3) is arranged in the annular clamping groove, and an outer side wall of the second sealing ring (3) abuts against an inner side wall of the cylinder (1).