WO2017107409A1 - 集成有空气过滤和进气消声功能的微小型空气压缩机提手 - Google Patents

集成有空气过滤和进气消声功能的微小型空气压缩机提手 Download PDF

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Publication number
WO2017107409A1
WO2017107409A1 PCT/CN2016/085954 CN2016085954W WO2017107409A1 WO 2017107409 A1 WO2017107409 A1 WO 2017107409A1 CN 2016085954 W CN2016085954 W CN 2016085954W WO 2017107409 A1 WO2017107409 A1 WO 2017107409A1
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Prior art keywords
air
handle
compressor
intake
filtering
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PCT/CN2016/085954
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English (en)
French (fr)
Inventor
陈君立
阮勤江
耿爱农
陈威龙
Original Assignee
浙江鸿友压缩机制造有限公司
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Publication of WO2017107409A1 publication Critical patent/WO2017107409A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00

Definitions

  • the invention belongs to the technical field of compressors, and relates to a compressor handle, in particular to a handle for a micro air compressor, and more particularly to a micro integrated air filter and air intake silencer function. Small air compressor handle.
  • Micro air compressors usually refer to air compressors with an input power of less than 2 horsepower and an output displacement of less than 0.3 cubic meters per minute. They are characterized by small size, light weight and easy maintenance. Therefore, decoration and medical care are provided.
  • the electronics packaging and food packaging industries have a wide range of applications. As we all know, micro air compressors are mostly mobile devices that rely on manual handling, especially those small air compressors with input power below 1 horsepower. Because of their light weight, they are portable and portable. Air compressors are generally equipped with hand-held handles or hand-held handlebars. At present, the handles of traditional micro air compressors are mostly designed, and their function is only a single lift compressor and its accessories.
  • the compressor as a device also needs to be equipped with a variety of devices or accessories to be able to use normally, such as indispensable air filters, intake muffler and starting capacitors.
  • devices or accessories such as indispensable air filters, intake muffler and starting capacitors.
  • the current micro-miniature air compressors still use traditional simple external mounting for these devices and accessories, that is, the above components are exposed and explicitly fitted.
  • the above design schemes of the traditional micro air compressor have many shortcomings, mainly manifested in: 1) single function handle and external air filter, intake muffler and starting capacitor, each of which needs to be independently configured tightly
  • the solid device is connected to the body of the compressor or to the motor of the compressor or to the gas storage tank of the compressor. Obviously, these fastening connections fail to share resources, so the components of the device are inevitably increased, and thus the manufacturing and assembly are increased. Process and workload, so it is very unfavorable to reduce the production cost of the compressor; 2)
  • the single-function handle and the external air filter, the intake muffler and the starting capacitor are all exposed components. As is known, the working environment of the micro air compressor is very complicated.
  • the various noises emitted by the compressor constitute the largest contribution of the intake noise, and the intake noise is reduced.
  • the means is to use the sufficient volume of the intake cavity to achieve, it is clear that the larger the volume of the intake cavity, the greater the attenuation of the intake noise, no doubt relying solely on the intake muffler on the compressor to reduce the noise. It is inevitably unsatisfactory, or it is not friendly enough in terms of pleasantness.
  • the traditional micro air compressor adopts a single function handle and an external air filter, an intake muffler and a starting capacitor design scheme, which inevitably has problems of high production cost, poor work reliability and poor amenity.
  • the present invention proposes a micro air compressor handle integrated with air filtering and air intake muffling function, aiming at reducing the compressor by functional integration. Production costs, increased compressor reliability, and improved amenity of compressor use.
  • a micro air compressor handle integrated with air filtration and air intake muffling function, the handle comprising a grippable or grippable body, the handle Hand has a hollow inner cavity structure constituting an intake passage of the compressor and serving as a second intake muffler cavity of the compressor, the second intake muffler cavity being in communication with the first intake muffler cavity provided on the compressor
  • a filter element for filtering air is arranged in the hollow interior.
  • the hollow inner cavity of the handle also houses a capacitor for starting the compressor.
  • the handle of the handle is provided with an anti-handle hook.
  • the handle of the above handle is fastened to the motor.
  • the leads of the above capacitors are concealed by the housing of the handle.
  • An air inlet is formed in the housing of the handle or/and on the cover of the filter element.
  • the handle has an elliptical or pear-shaped profile in a cross section of the body.
  • the handle housing is provided with an air outlet communicating with the second intake silencer chamber, and the compressor is provided with an intake pipe communicating with the first intake silence chamber, wherein the intake pipe of the compressor has a tubular protruding structure The form is inserted into the vent of the handle.
  • the handle housing is provided with an air outlet pipe communicating with the second air intake muffling cavity, and the air inlet hole communicating with the first air intake muffling cavity is disposed on the compressor, wherein the air outlet pipe of the handle housing is tubular
  • the protruding structure is inserted into the air inlet of the compressor.
  • the handle of the above handle is placed directly above the motor.
  • a gap-like structure is provided between the body of the handle and the motor.
  • a plate-like structure is provided between the body of the handle and the motor.
  • the invention has the outstanding advantages that the air filter element, the intake port and the intake muffler cavity, which are indispensable for integrating the compressor on the handle, and even the starting capacitor of the compressor are disposed therein.
  • this can reduce the components of the compressor and reduce the volume of the compressor, thereby reducing the manufacturing and assembly costs of the compressor and reducing the packaging and transportation costs of the compressor;
  • the improvement of the many exposed accessories in the past into the storage type arrangement not only reduces the risk of loosening of these parts, but also creates conditions for improving the overall appearance and layout of the compressor; in particular, due to the greatly expanded
  • the volume of the air damper chamber can greatly reduce the noise of the compressor, thereby improving the pleasingness.
  • the present invention can achieve the purpose of reducing the production cost of the compressor, increasing the reliability of the compressor operation, and improving the usability of the compressor through functional integration.
  • FIG. 1 is a schematic view showing an axial view of an embodiment of a micro air compressor handle integrated with an air filter and an air intake muffling function;
  • Figure 2 is a schematic view of another viewing axis of the handle of the embodiment shown in Figure 1;
  • FIG. 3 is a front cross-sectional view of the micro air compressor of the present invention having an air filter and an air intake muffler integrated with an air outlet pipe on the handle body and an air inlet on the handle housing. ;
  • Figure 4 is a front elevational view of the embodiment of Figure 3;
  • Figure 5 is a cross-sectional view taken along the line A-A of the embodiment shown in Figure 3;
  • Figure 6 is a cross-sectional view taken along line B-B of the embodiment shown in Figure 3;
  • Figure 7 is a perspective view of the embodiment of Figure 3.
  • Figure 8 is a schematic exploded view of the assembly of the embodiment shown in Figure 3;
  • Figure 9 is a schematic view showing the assembled explosion and the handle of the embodiment shown in Figure 3;
  • Figure 10 is a schematic exploded view of another assembly of the embodiment shown in Figure 3;
  • FIG. 11 is a front cross-sectional view showing a micro air compressor of the present invention having an air filter and an air intake muffling function, wherein an air intake pipe is disposed on the compressor and an air inlet is opened in the handle housing;
  • Figure 12 is a schematic exploded view of the assembled explosion and handle of the embodiment of Figure 11;
  • Figure 13 is a schematic exploded view of another embodiment of the embodiment shown in Figure 11;
  • FIG. 14 is a front cross-sectional view showing a micro air compressor of the present invention having an air filter and an air intake muffling function, wherein an air intake pipe is disposed on the compressor and an air inlet is formed in the cover of the filter element;
  • Figure 15 is a front cross-sectional view showing a plate-like contact structure between a body and a motor of a micro air compressor handle integrated with an air filter and an air intake muffling function;
  • Figure 16 is a cross-sectional view taken along line C-C of the embodiment shown in Figure 15;
  • Figure 17 is a perspective view of the embodiment of Figure 15;
  • Figure 18 is a schematic exploded view of the assembly of Figure 15;
  • a micro air compressor handle integrated with air filtration and air intake muffling function includes a handleable or grippable body 1 characterized in that the handle has a hollow interior Cavity 2 structure (see Fig. 3, Fig. 5, Fig. 6, Fig. 9, Fig. 11, Fig. 12, Fig. 14 to Fig. 16), the hollow inner chamber 2 constitutes the intake passage of the compressor and becomes the second inlet of the compressor
  • the air damper chamber 2a, the second air intake anechoic chamber 2a is in communication with the first air intake anechoic chamber 3 disposed on the compressor, and the hollow inner chamber 2 is provided with a filter element 4 for filtering air (see FIG.
  • the outside air can pass through the filter element 4 and be filtered and flow along the intake passage in the handle and enter the first intake silencer chamber 3 of the compressor. It is sucked into the working chamber 6 of the compressor via the intake check valve 5, wherein the working chamber 6 is a relatively closed cavity-shaped space whose volume can be periodically changed as the working progress of the compressor changes, which is composed of a cylinder 7.
  • the piston 8 and the valve seat plate 9 are surrounded by components; here, the intake port is actually the second intake air.
  • the portion to which the acoustic cavity 2a belongs is only that the gas is often flowing in the region of the intake passage.
  • both the intake port and the second intake muffler chamber 2a in the handle are hollow handles of the handle. a subset of 2, it can also be said that the hollow interior 2 comprises an air inlet and a second intake silence chamber 2a, thus, the hollow interior 2 (2a) can be labeled in the pictorial representations of Figures 3, 5, 6, 9, 11, 12, 14 to 16.
  • the filter element 4 can be completely built in the hollow inner cavity 2, that is, the filter element 4 can be completely accommodated into the hollow inner cavity 2 (as shown in FIG. 3, FIG. 11, FIG. 14 and FIG.
  • the filter element 4 It may also be partially disposed in the hollow interior 2 and partially exposed outside the handle (the exposed portion may be provided with a suitable cover to shield and protect the filter element 4), that is, only the filter element 4 is partially received.
  • the inside of the hollow inner cavity 2 (not shown) is completely or partially accommodated, and as long as there is an intersection between the filter element 4 and the hollow inner cavity 2 in the space occupation, the present invention regards it as belonging to The category "the filter element 4 for filtering air is placed in the hollow interior 2".
  • the present invention accommodates the filter element 4 into the hollow inner cavity 2 of the handle, and changes the structural form of the conventional filter element 4 and its air filter body or the casing with the consistently exposed layout, on the one hand, the air filtration can be reduced.
  • the accessories of the device can reduce the manufacturing cost and assembly cost of the compressor, and the storage of the filter element 4 is not only advantageous for the design (the overall messiness of the compressor at this time) Reduced, and therefore can reduce the volume and reduce the packaging cost and shipping cost of the compressor product.
  • the air filter and its filter element 4 are no longer exposed, and the probability of damage is greatly reduced. It can improve the working reliability of the compressor.
  • the hollow inner chamber 2 is used to form the intake passage of the compressor and becomes the second intake silence chamber 2a of the compressor, thereby greatly expanding the volume of the total intake silencer chamber of the compressor, so that the volume can be greatly increased. Reduce the intake noise of the compressor, which can improve the pleasantness.
  • the handle of the present invention can be fastened to the compressor body, or to the motor 10 that drives the compressor, or to the air tank 11 in the compressor device. 3, 4, 7, 11, 14, 15, and 17 show the case where the handle is simultaneously fastened to the compressor body and the motor 10.
  • the body 1 referred to in the present invention refers to the part of the handle that is carried by the hand carrying or holding the compressor and its accessories.
  • the hand body usually the body 1 needs to be fastened to the compressor body, the motor 10 or the air tank 11 through other parts of the handle body, and of course, the body 1 can be directly connected to the compressor body and the motor.
  • the body 1 can be separately fastened to one of the compressor body, the motor 10 and the gas tank 11, or can be tightly pressed with two or even three of them.
  • Solid connection the handle and the body 1 can be made of various engineering materials, including steel and plastic, and the structure can be various engineering structures, especially when the handle is made of engineering plastic to make the shell. The structure is optimal so that the weight of the compressor unit can be effectively reduced while maintaining strength and rigidity.
  • the present invention can achieve the purpose of reducing the production cost of the compressor, increasing the operational reliability of the compressor, and improving the usability of the compressor through functional integration.
  • the present invention can also store the capacitor 12 for starting the compressor in the hollow inner cavity 2 of the handle (see Fig. 3, Fig. 6, Fig. 11, Fig. 14 to Fig. 16). Since the capacitor 12 is no longer in the form of a conventional exposed mounting, the chance that the capacitor 12 is bumped and scraped will no longer exist, so the probability of failure of the accessory is greatly reduced, so that the compressor can be improved. Machine reliability.
  • the present invention can be provided with a hand-proof hook 1a at the end portion of the handle 1 (see FIGS. 1 to 5, 7 to 15, 17 and 18).
  • the anti-off hook 1a is outwardly convex with respect to the body 1, which can effectively prevent the hand from slipping off the end portion of the handle when the grip is held, thereby causing damage to the compressor accessories, so that it can be indirectly Improve the reliability of the compressor;
  • the tail end of the handle is relative to the front end of the handle, the front end of the handle refers to the handle and the compressor body (the body includes the cylinder 7, the piston 8,
  • the valve seat plate 9 and the cylinder head 13 and the like are the closest end, and the tail end of the handle refers to the end of the handle that is far from the compressor body.
  • the anti-handle hook 1a can be fastened to the motor 1, and this is
  • the fastening screw can be used for connection, wherein the connecting screw hole 10a can be opened on the motor 10 (as shown in FIG. 8, FIG. 9, FIG. 12 and FIG. 18), and at the same time, the anti-handle hook 1a is pre-prepared.
  • a hole 1b (such as shown in Fig. 1, Fig. 2, Fig. 5, Fig. 7 to Fig. 10, Fig. 12 and Fig.
  • a plug type structure such as a motor 10 is preset to the hole 1b and the pin is placed on the anti-handle hook 1a and then the two are mated together (not shown), or the pin is preset on the motor 10 and set on the anti-handle hook 1a.
  • the preset hole 1b is then mated together (not shown); obviously, the handle 1 of the handle 1 is fastened to the motor 10 to avoid the situation of the cantilever structure of the handle.
  • the front end of the handle can be connected with the compressor body or/and the motor 10, and the tail end of the handle is connected to the motor 10 through the anti-off hook, so that the strength and rigidity of the handle are greatly enhanced, and Therefore, the operational reliability of the compressor can be improved.
  • the present invention can also hide the lead 12a of the capacitor 12, for example, it is placed inside the handle 1c of the handle, or the lead 12a is lifted.
  • the housing 1c of the hand is concealed (see FIGS. 3, 11, 14, and 15). At this time, since the lead 12a of the capacitor 12 is no longer exposed, it is possible to reduce or even avoid the chance of being damaged by collision and scraping. Therefore, the reliability of the compressor can be improved.
  • the housing 1c is one of the body components of the handle, especially when the handle is made of engineering plastics.
  • the air inlet 14 may be separately provided on the housing 1c of the handle, or may be separately
  • the air inlet 14 is formed on the cover 4a of the filter element 4 (as shown in FIG. 14), and the air inlet 14 (not shown) may be opened on both the housing 1c and the cover 4a at the same time. It can be filtered through the air inlet 14 through the filter element 4, and then finally sucked into the working chamber 6 of the compressor through the passage of the inlet passage and the muffling chamber.
  • the flow tendency of the gas can be seen in FIG. 3 and FIG.
  • the present invention can make the cross section of the body of the handle body 1 having an outline 1d having an elliptical shape (not shown) or a pear shape (as shown in FIG. 6 and FIG. 16), of course,
  • the cross section is designed as a circular shape or other structure having flat features.
  • the cross sections are all uniformly defined as: a body 1 for intercepting the handle with a plane perpendicular to the rotor axis of the motor 10, obtained
  • the cross section of the body 1 is a cross section
  • the outermost contour line on the cross section is the contour 1d of the present invention, wherein the contour 1d is a rough outline, that is, a smooth or light
  • the smooth curve de-envelops the cross-section and ensures that it is in contact with the body 1 in a multi-point contact.
  • the contour line of the present invention is not required to fit the body 1 with the cross-section, especially when the body 1 is provided with various knurls or grooves for the anti-slip hand, the contour 1d will present an overhead contour form; the present invention has an elliptical or pear-shaped contour 1d which is more convenient to hold by hand, and therefore has a comparative Good amenity, in other words, carrying and carrying The experience with the compressor will be better; in addition, it should be noted that the profile of the body of the handle body 1 in the present invention having an elliptical or pear-shaped profile 1d does not mean that it is necessary.
  • the profile 1d having the feature is required in the cross section of the handle body 1 in the global range, and it is not required to have a complete and closed outline of the feature profile 1d on the same cross section as long as the following two conditions are satisfied.
  • the invention considers it to be in the category of "the outline of the handle body 1 having an elliptical or pear-shaped profile 1d": 1) in the axial direction of the rotor of the motor 10, the body 1 has more than 50 mm.
  • the axial cross-section of the hand has an elliptical or pear-shaped profile 1d, wherein the length can be continuous or intermittently accumulating (especially when the lower edge of the body 1 is made into a finger-shaped groove)
  • the purpose of defining the length is to ensure sufficient grip or gripping position; 2) to examine the total profile length of the same cross-sectional profile 1d, which accounts for more than 40% of the total length of the profile
  • the profile 1d has an elliptical or pear-shaped profile 1d feature.
  • the elliptical and duck-like outline 1d referred to in the present invention is a general concept, and the so-called ellipse refers to those generally conforming to elliptical or elliptical laws in the overall macroscopic view.
  • Curve shape which has symmetrical and flat morphological features;
  • pear-like shape refers to the various curves that have a pear-like shape that conforms to one "big” and the other "small” in the overall macroscopic view.
  • a typical example Yes For a ring made of elastic, homogeneous, equal-section, if the line of action is symmetrically and the line of action exerts a pair of oppositely equivalent forces through the center of the circle to elastically deform it, the shape of the flat ring (including the force)
  • the symmetrical deformation of the shallower peanut-like shape has an elliptical profile 1d, and if the symmetry and the action line deviate from the center of the circle, a pair of oppositely equivalent forces are applied to cause elastic deformation to obtain a pear-like shape.
  • the gourd-like contour form has a pear-like profile 1d, and the reason why the outline 1d is made into an elliptical shape and a pear-shaped shape is based on such a consideration: firstly, it meets the requirements for comfortable grip or grip of a human hand, that is, The ergonomic design concept, secondly, facilitates the construction of the hollow inner cavity 2 to accommodate the capacitor 12, and for the elliptical profile 1d, the capacitor 12 can be mounted in the hollow inner cavity 2 of the relatively large central cross-sectional area (not shown) For the duck pear profile 1d, the capacitor 12 can be mounted in the hollow interior 2 of the relatively large cross-sectional area (as shown in Figures 6 and 16).
  • the body 1 and the contour 1d of the cross section of the body 1 can also be represented by the indication of the body 1 (1d) in the pictorial representation (as shown in the figure). 6 and Figure 16).
  • an air outlet 1e communicating with the second intake silence chamber 2a may be disposed on the handle housing 1c, and an intake pipe 3a communicating with the first intake silence chamber 3 may be disposed on the compressor.
  • the intake pipe 3a of the compressor is inserted into the air outlet 1e of the handle in a tubular protruding structure (as shown in FIGS. 11 to 14). It should be emphasized that the air outlet 1e communicating with the second intake silence chamber 2a on the handle 1c of the handle is equivalent to being disposed on the body of the handle and communicating with the second intake silence chamber 2a.
  • the intake muffler chamber 3 performs the task of communication.
  • an air outlet pipe 1f communicating with the second intake air damper chamber 2a may be disposed on the handle housing 1c, and an air inlet hole communicating with the first intake air damper chamber 3 may be disposed on the compressor. 3b, wherein the air outlet pipe 1f of the handle housing 1c is inserted into the air intake hole 3b of the compressor in a tubular protruding structure (as shown in FIG. 1, FIG. 3, FIG. 8 to FIG. 10, FIG. 15 and FIG. ).
  • the air outlet pipe 1f connected to the second air intake muffler chamber 2a on the handle housing 1c is equivalent to the air outlet pipe connected to the second air intake muffler chamber 2a on the body of the handle.
  • the air muffler chamber 3 performs the task of communication.
  • the handle can be arranged above the motor 10, and a slot-like structure 1g is provided between the handle body 1 and the motor 10 (as shown in Fig. 3, Fig. 4, Fig. 7, Fig. 11 and Fig. 14)), the purpose of providing the slot-like structure 1g is to allow the carrier's fingers to pass through the slot-like structure 1g in whole or in part when carrying the compressor, so as to better and more securely hold the handle. Hand, at this time the operator can hold the compressor and its accessories in a grip.
  • the gap-like structure 1g is provided between the handle body 1 and the motor 10
  • the first structural method is that the slot-like structure 1g is The body 1 and the motor 10 are configured together, that is, one side of the slot-like structure 1g is the motor 1 and the other side of the slot-like structure 1g is the motor 10; the second structure is that the slot-like structure 1g is completely in the body 1 is pre-formed and then fastened to the motor 10 with the handle while the slot-like configuration 1g is between the body of the body 1 and the motor 10.
  • the invention can also lay the handle on the top of the motor, and at the same time set a plate-like contact structure 1h between the handle body 1 and the motor 10 (as shown in Fig. 15 to Fig. 15) 18)), the purpose of this method is to provide a tight connection opportunity between the handle and the motor 10, which can enhance the rigidity and strength of the handle body 1 to make the work more reliable, and the operator mainly adopts the grasping The way to transport the compressor and its accessories.
  • the arrangement of the handle on the top of the motor 10 in the present invention refers to the inclusion of two elements: firstly in the plumb direction or from the height direction, at this time the handle body 1
  • the portion of the maximum height is higher than the maximum height of the motor 10; secondly, it is observed on the top view, and the projection of the handle 1 and the projection of the motor 10 intersect, or at least partially overlap their projections; in particular,
  • the invention can also arrange the handle directly above the motor 10, that is, the situation is satisfied that the handle 1 is first placed above the motor 10, and secondly, the projection of the motor 10 in the top view completely accommodates the projection of the body 1. It is obvious that placing the handle on the top of the motor 10 is a better layout structure.
  • the handle when carrying the handle, the handle is not only small in bending (meaning that the operator is not easy to fatigue), and the entire device of the compressor
  • the center of gravity layout is also in line with the mechanics principle, that is, the upward pulling force exerted by the gripping device and the gravity generated by the compressor device are small or even zero distance, at which time gravity is derived.
  • the additional bending moment acting on the gripping point is small (meaning that the wrist is subjected to a small turning moment), in other words the layout structure has better pleasingness; of course, in addition to this, the invention allows other layout structures to be used:
  • the height of the handle is higher than the maximum height of the motor 10, but their projections do not coincide, and the highest part of the handle is lower than the highest part of the motor 10.
  • the invention has the outstanding advantages that the air filter 4, the intake port and the intake muffler cavity, which are indispensable for integrating the compressor on the handle, and even the starting capacitor 10 of the compressor are disposed therein. All of this can reduce the components of the compressor and reduce the volume of the compressor, thereby reducing the manufacturing and assembly costs of the compressor, and reducing the packaging and transportation costs of the compressor; on the other hand, the exposed type Many accessories have been improved to accommodate the placement, which reduces the looseness of these parts.
  • the danger of taking off, and creating conditions for improving the appearance of the compressor in particular, because the volume of the intake muffler cavity is greatly expanded, the noise of the compressor can be greatly reduced, thereby improving the pleasantness.
  • the present invention reduces the production cost of the compressor through functional integration, increases the operational reliability of the compressor, and improves the amenity of the compressor.

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  • General Engineering & Computer Science (AREA)
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Abstract

一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,该提手包括有一个可握持或可抓持的把身(1),所述提手具有空心内腔(2),该空心内腔(2)构成压缩机的进气道并成为压缩机的第二进气消声腔(2a),此第二进气消声腔(2a)与设在压缩机上的第一进气消声腔(3)相互连通,在所述空心内腔(2)还安置有用于过滤空气的滤芯(4)和供压缩机起动用的电容(12)。采用该提手能够减少压缩机零部件,减小压缩机体积,降低零部件松脱风险,改善压缩机的外观造型及整机布局,拓展进气消声腔的体积,降低噪声。

Description

集成有空气过滤和进气消声功能的微小型空气压缩机提手 技术领域
本发明属于压缩机技术领域,涉及一种压缩机提手,具体地说涉及一种微小型空气压缩机的提手,更具体地说涉及一种集成有空气过滤和进气消声功能的微小型空气压缩机提手。
背景技术
微小型空气压缩机通常是指输入功率在2马力以下、输出排量在每分钟0.3立方米以下的空气压缩机,其特点是体积小、重量轻和使用维护方便,因此在装修装饰、医疗保健、电子封装和食品包装等行业有着非常广泛的应用。众所周知,微小型空气压缩机多为依赖人力搬运的移动式装置,特别是那些输入功率在1马力以下的微小型空气压缩机,由于其重量较轻而更是采用手提携带的方式,因此微小型空气压缩机普遍配装有手持式的提手或手持式的手把。当前,传统微小型空气压缩机的提手多为专用设计,其功能只为单一的提起压缩机及其附件。毫无疑问,压缩机作为一个装置还需配备各种器件或者附件才能够正常使用,比如说不可或缺的空气滤清器、进气消声器和起动电容等等。但是,桎梏于思维定势以及设计惯性所使然,当下微小型空气压缩机对待这些器件和附件依然采用传统的简单外挂装配,亦即上述构件均为外露的和显式的配装。
显然,传统微小型空气压缩机的上述设计方案存在诸多不足,主要表现在:1)单一功能的提手和外挂式的空气滤清器、进气消声器以及起动电容,由于各自均需独立配置紧固装置与压缩机的本体或与压缩机的电机或与压缩机的储气罐相连接,显然这些紧固连接未能做到资源共享,所以必然增多装置的零部件,并因此增加制造和装配的工序与工作量,故对降低压缩机的生产成本十分不利; 2)单一功能的提手和外挂式的空气滤清器、进气消声器以及起动电容,由于各自均为外露式配装的元器件,众所周知,微小型空气压缩机的工作环境非常复杂,移动搬运多、无固定装置、运行振动大、人流物流往来交汇等等,因此在使用过程中发生上述外挂零部件松脱和损坏不是小概率事件,亦即压缩机的工作可靠性不高;3)单一功能的提手和外挂式的空气滤清器、进气消声器及起动电容,毫无疑问会造成压缩机的整体布局较为松散、体积较为硕大以及其外观较难处置等,一方面增加了装运及包装的次生成本,另一方面造成压缩机整机外表呆滞和宜人性较差的弊端;4)单一功能的提手和进气消声器,由于其进气消声只能依赖设在压缩机缸头上的进气消声腔,众所周知,压缩机发出的各种噪声构成中以进气噪声的贡献值最大,而对进气噪声进行消减的主要手段就是利用进气腔的足够容积来实现,很显然进气腔的容积越大其对进气噪声的衰减越大,毫无疑问仅仅依赖压缩机上的进气消声腔来进行降噪其效果必然差强人意,或者说在宜人性方面友好性不足。综上,传统微小型空气压缩机采用单一功能提手和外挂式空气滤清器、进气消声器及起动电容的设计方案,必然存在生产成本高、工作可靠性差以及宜人性欠佳等问题。
发明内容
针对目前微小型空气压缩机在设计方面所存在的上述问题,本发明提出一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,目的在于:通过功能集成减少压缩机的生产成本、增加压缩机的工作可靠性和提高压缩机使用的宜人性。
本发明的目的是这样实现的:一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,该提手包括有一个可握持或可抓持的把身,所述提手具有 空心内腔结构,该空心内腔构成压缩机的进气道并成为压缩机的第二进气消声腔,此第二进气消声腔与设在压缩机上的第一进气消声腔相互连通,另外在所述空心内腔安置有用于过滤空气的滤芯。
上述提手的空心内腔内还容纳有供压缩机起动用的电容。
上述提手把身的尾端部位设置有防脱手勾把。
上述提手的防脱手勾把与电机紧固连接。
上述电容的引线被提手的壳体所隐蔽。
上述提手的壳体上或/和在滤芯的封盖上开设有进气口。
上述提手把身主体的横断面具有椭圆状或者鸭梨状的轮廓。
上述提手壳体上设置有与第二进气消声腔相连通的出气孔,在压缩机上设置有与第一进气消声腔相连通的进气管,其中压缩机的进气管以管状突出的结构形式插配进提手的出气孔内。
上述提手壳体上设置有与第二进气消声腔相连通的出气管,在压缩机上设置有与第一进气消声腔相连通的进气孔,其中提手壳体的出气管以管状突出的结构形式插配进压缩机的进气孔内。
上述提手的把身布局在电机的正上方。
上述提手的把身与电机之间设置有穿通的槽缝状构造。
上述提手的把身与电机之间设置有板块状联系构造。
本发明相比现有技术具有的突出优点是:采用在提手上集成压缩机必不可少的空气滤芯、进气道及进气消声腔等,甚至在其内安置压缩机的起动电容,所有这一切一方面可以减少压缩机的零部件、减少压缩机的体积,由此可以减少压缩机的制造及装配成本,并可以减少压缩机的包装与运输成本;另一方面 将以往外露式的诸多附件改进为收纳式的安置,既降低了这些零部件发生松脱的危险,又为改善压缩机的整机外观造型及布局创造了条件;特别地,由于大大拓展了进气消声腔的容积,因此可以较大幅度地降低压缩机的噪声,从而可以改善宜人性。综上,本发明通过功能集成可实现减少压缩机的生产成本、增加压缩机工作可靠性和提高压缩机使用宜人性的目的。
附图说明
图1是本发明一种集成有空气过滤和进气消声功能的微小型空气压缩机提手一个实施例的轴测示意图;
图2是图1所示实施例提手的另一个视向轴测示意图;
图3是本发明一种集成有空气过滤和进气消声功能的微小型空气压缩机提手在提手本体上配置有出气管及在提手壳体上开设有进气口的主视剖视图;
图4是图3所示实施例的主视外观图;
图5是图3所示实施例的A-A方向剖视图;
图6是图3所示实施例的B-B方向剖视图;
图7是图3所示实施例的轴测图;
图8是图3所示实施例的装配爆炸示意图;
图9是图3所示实施例的装配爆炸及提手剖视示意图;
图10是图3所示实施例另一视向的装配爆炸示意图;
图11是本发明一种集成有空气过滤和进气消声功能的微小型空气压缩机提手在压缩机上配置有进气管及在提手壳体上开设有进气口的主视剖视图;
图12是图11所示实施例的装配爆炸及提手剖视示意图;
图13是图11所示实施例另一视向的装配爆炸示意图;
图14是本发明一种集成有空气过滤和进气消声功能的微小型空气压缩机提手在压缩机上配置有进气管及在滤芯的封盖上开设有进气口的主视剖视图;
图15是本发明一种集成有空气过滤和进气消声功能的微小型空气压缩机提手在把身与电机之间设置有板块状联系构造的主视剖视图;
图16是图15所示实施例的C-C方向剖视图;
图17是图15所示实施例的轴测图;
图18是图15所示实施例的装配爆炸示意图。
具体实施方式
下面以具体实施例对本发明作进一步描述,参见图1-图18:
一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,该提手包括有一个可握持或可抓持的把身1,其特色在于:所述提手具有空心内腔2结构(参见图3、图5、图6、图9、图11、图12、图14至图16),该空心内腔2构成压缩机的进气道并成为压缩机的第二进气消声腔2a,此第二进气消声腔2a与设在压缩机上的第一进气消声腔3相互连通,另外在所述空心内腔2安置有用于过滤空气的滤芯4(参见图3、图5、图11、图14和图15),此时外界空气可以穿越滤芯4并被过滤后沿着提手内的进气道一路流动并进入压缩机的第一进气消声腔3,最终经由进气单向阀5而被吸入压缩机的工作腔6内,其中工作腔6是一个随着压缩机的工作进程变化而容积可周期性改变的一个相对封闭的腔状空间,它由气缸7、活塞8和阀座板9等零部件所围构而成;在这里,进气道事实上也是第二进气消声腔2a所属的一部分,只不过在进气道的区域范围里气体常常是流动的,更广泛地说提手内的进气道和第二进气消声腔2a两者均为提手空心内腔2的子集,也可以说空心内腔2包含进气道和第二进气消声腔2a, 因此在图3、图5、图6、图9、图11、图12、图14至图16的图示标识中可以标示为空心内腔2(2a)。需要说明的是,滤芯4可以全部内置在空心内腔2里面、亦即滤芯4可以完全收纳进空心内腔2里面(如图3、图11、图14和图15所示),当然滤芯4也可以部分安置在空心内腔2里而另有部分裸露在提手之外(此时外露部分可设置适当的覆盖件对滤芯4予以遮挡和保护)、亦即滤芯4仅有部分被收纳进空心内腔2里面(图中未示出),无论是完全被收纳还是部分被收纳,只要滤芯4与空心内腔2在空间占位上存在有交集的情形,本发明均将其视为属于“在空心内腔2安置有用于过滤空气的滤芯4”的范畴。很显然,本发明将滤芯4收纳配装进提手的空心内腔2,改变了传统滤芯4及其空气滤清器本体或壳体一贯外露布局的结构形式,一方面可以减少安置空气滤清器的附件,比如专门为其配置的紧固件和覆盖件等等,因此可以减少压缩机的制造成本及装配成本,同时滤芯4被收纳安置不仅有利于外观设计(此时压缩机总体凌乱度减少),并且也因此可以减少体积而能减少压缩机产品的包装成本与装运成本,另一方面空气滤清器及其滤芯4不再外露配置,其被损坏的概率将大为下降,因此亦可以提高压缩机的工作可靠性。特别地,采用空心内腔2构成压缩机的进气道并成为压缩机的第二进气消声腔2a,由此大大拓展了压缩机总的进气消声腔的容积,因此可以较大幅度地降低压缩机的进气噪声,从而可以改善宜人性。需要指出的是,本发明的提手既可以与压缩机本体紧固连接、也可以与驱动压缩机的电机10紧固连接、还可以与压缩机装置中的储气罐11进行紧固连接,图3、图4、图7、图11、图14、图15和图17给出的是提手同时与压缩机本体及电机10进行紧固连接的情形。还需要指出的是,本发明中所说的把身1,是指提手上为携带搬运压缩机及其附件而供人手握持或抓持的那一部分提 手本体,通常该把身1还需通过提手本体的其它部位与压缩机本体、电机10或储气罐11等进行紧固连接,当然也可以将把身1直接与上述压缩机本体、电机10或储气罐11进行紧固连接,当然把身1既可以与压缩机本体、电机10和储气罐11中的某一个单独紧固连接也可以与其中的两个甚至三个同时进行紧固连接。另外,提手及其把身1可以是各种工程材料制作,包括钢材和塑料等,而且其结构可以是各种工程结构形式,特别地当提手为采用工程塑料进行制作时以制成壳状结构为最佳,这样可以在保证强度和刚度的前提下能够有效减轻压缩机装置的重量。综上,本发明通过功能集成可以实现减少压缩机的生产成本、增加压缩机的工作可靠性和提高压缩机的使用宜人性的目的。
为了进一步提高压缩机的工作可靠性,本发明还可以将压缩机起动用的电容12藏置于提手的空心内腔2内(参见图3、图6、图11、图14至图16),这种布局由于电容12不再为传统的外露挂装的形式,因此电容12被碰撞和刮蹭的机会将不复存在,故该附件出现故障的概率大大下降,所以能够提高压缩机的整机可靠性。
为了防止在搬运携带过程中发生脱手的事故,本发明可以在提手把身1的尾端部位设置防脱手勾把1a(如图1至图5、图7至图15、图17和图18所示),其中防脱手勾把1a相对于把身1呈外翻凸起状,它能有效防止握持时人手从提手的尾端部位滑脱而造成压缩机各附件的损坏,故能间接提高压缩机的整机可靠性;在这里,所谓提手的尾端乃相对于提手的前端而言,提手的前端是指提手与压缩机本体(该本体包括气缸7、活塞8、阀座板9和气缸盖13等等构件)最靠近的一端,而提手的尾端则是指提手离压缩机本体较远的一端。特别地,为了加强提手的刚性和强度,可以将防脱手勾把1a与电机1进行紧固连接,此 时可以采用紧固螺钉进行连接、其中连接螺牙孔10a可以开在电机10上(如图8、图9、图12和图18所示)、并与此同时在防脱手勾把1a上预设可以让紧固螺钉的螺牙部位穿越的孔洞1b(如图1、图2、图5、图7至图10、图12和图13所示),也可以采用插销式的结构如在电机10上预设孔洞1b而在防脱手勾把1a上设置销柱然后两者插配在一起(图中未示出)、或者在电机10上预设销柱而在防脱手勾把1a上设置预设孔洞1b然后两者插配在一起(图中未示出);显然,将提手把身1的防脱手勾把1a与电机10进行紧固连接可以避免提手出现悬臂结构的态势,此时提手的前端可与压缩机本体或/和电机10连接、而提手的尾端则通过防脱手勾把1a与电机10连接,因此提手的强度和刚度均会得到大大加强,并因此可以提高压缩机的工作可靠性。
为了更加整洁压缩机的外观,同时也为了减少损坏的概率,本发明可以将电容12的引线12a也实施藏匿掩盖,比如将其布局在提手的壳体1c的里面,或者说引线12a被提手的壳体1c所隐蔽(参见图3、图11、图14和图15),此时由于电容12的引线12a不再外露挂装,因此可以减少乃至避免被碰撞刮蹭而损坏的机会,故能够提高压缩机的整机工作可靠性。需要说明的是,壳体1c是提手的本体构成之一,特别是提手采用工程塑料制作时更是如此。
在本发明中,可以单独在提手的壳体1c上开设进气口14(如图1至图5、图7至图13、图15、图17和图18所示)、也可以单独在滤芯4的封盖4a上开设进气口14(如图14所示),还可以同时在壳体1c和封盖4a上均开设进气口14(图中未示出),此时外界气体可以经由上述进气口14穿越滤芯4而被过滤后,再通过进气道等通道和消声腔最后被吸进压缩机的工作腔6内,其中气体的流动趋势可参见图3、图5、图11、图14和图15中箭头所标示的流向。需要 强调的是,在提手的壳体1c上开设进气口14等同于在提手的本体上开设进气口14,两种做法的内涵是一致的。
为了便于携带,本发明可以将提手把身1主体的横断面做成具有椭圆状(图中未示出)或者鸭梨状(如图6和图16所示)的轮廓1d,当然还可以将横断面设计成圆形状或者其它具有扁平特征的结构,在这里为了简单起见,横断面全部统一定义为:用一个与电机10转子轴线垂直的平面去截取提手的把身1,所获得的把身1的截面即为横断面,该横断面上的最外面的轮廓线即为本发明所说的轮廓1d,其中轮廓1d为一种概略性的轮廓线,即用一根比较光滑或光顺的曲线去包络横断面并能保证其与把身1有多点接触贴合,换句话说本发明中的轮廓线并不要求其与横断面上把身1处处贴合,特别地当把身1为了防滑手而设置各种凸边或凹槽时,此时轮廓1d将呈现架空的轮廓线形态;本发明具有椭圆状或者鸭梨状的轮廓1d比较方便人手握持,因此具有较好的宜人性,换句话说搬运携带压缩机的体验感觉将会更好;另外需要说明的是,本发明中所说的将提手把身1主体的横断面做成具有椭圆状或者鸭梨状的轮廓1d并不意味着必须在提手把身1全局范围内的横断面均要求具有该特征的轮廓1d,也不要求在同一横断面上必须具有完整而封闭的该特征轮廓1d的轮廓线,只要满足以下两个条件本发明均将其认为符合“提手把身1主体的横断面具有椭圆状或者鸭梨状的轮廓1d”的范畴:1)沿电机10的转子轴向方向进行考察,把身1有超过50mm提手轴向长度尺度的本体横断面呈椭圆状或者鸭梨状的轮廓1d特征,其中长度可以为连续计量也可以为间断累加计量(特别在把身1下缘部位做成手指状凹槽时),而限定该长度的目的是保证有足够的握持或抓持部位;2)按同一横断面轮廓1d总轮廓线长度进行考察,该横断面上占比超过40%以上轮廓总长 度的轮廓1d具有椭圆状或者鸭梨状的轮廓1d特征。另外还需要说明的是,本发明中所说的椭圆状和鸭梨状轮廓1d乃是一个泛指的概念,所谓椭圆状是指在总体宏观上看那些各种符合椭圆规律或类椭圆规律的曲线形态,它具有对称的和扁状的形态特征;所谓鸭梨状是指在总体宏观上看那些符合一头“大”另一头“小”的具有鸭梨状形态的各种曲线,一个典型例子是:对一个弹性、均质、等截面做成的圆环,若对称地且作用线经过圆心地施加一对相反等值的力使其发生弹性变形而获得的扁环形状(包括力度较大时获得的对称的变形度较浅的花生状)即具有椭圆状轮廓1d,若对称地且作用线偏离圆心稍许地施加一对相反等值的力使其发生弹性变形而获得的类似鸭梨状或葫芦状轮廓形态即具有鸭梨状轮廓1d,之所以将轮廓1d做成椭圆状和鸭梨状是基于这样一种考虑:首先它符合人手舒适握持或抓持的要求即符合人机工程设计理念,其次便于构造空心内腔2的结构以安置电容12,对于椭圆状轮廓1d可以将电容12安装在尺寸相对较大的中部截面区域的空心内腔2内(图中未示出)、而对于鸭梨状轮廓1d则可以将电容12安装在尺寸相对较大的截面区域的空心内腔2内(如图6和图16所示)。此外,由于把身1的横断面的轮廓1d总是伴随把身1的本体,因此在图示标识中也可以采用把身1(1d)的标示方式来表示把身1和轮廓1d(如图6和图16所示)。
在本发明中,可以在提手的壳体1c上设置与第二进气消声腔2a相连通的出气孔1e、同时在压缩机上设置与第一进气消声腔3相连通的进气管3a,其中压缩机的进气管3a以管状突出的结构形式插配进提手的出气孔1e内(如图11至图14所示)。需要强调的是,在提手的壳体1c上设置与第二进气消声腔2a相连通的出气孔1e等同于在提手的本体上设置与第二进气消声腔2a相连通的 出气孔1e;另外压缩机上的进气管3a和提手壳体1c上的出气孔1e,两者或单独或共同一起承担了将提手上的第二进气消声腔2a与压缩机上的第一进气消声腔3进行连通的任务。
在本发明中,还可以在提手的壳体1c上设置与第二进气消声腔2a相连通的出气管1f,同时在压缩机上设置与第一进气消声腔3相连通的进气孔3b,其中提手壳体1c的出气管1f以管状突出的结构形式插配进压缩机的进气孔3b内(如图1、图3、图8至图10、图15和图18所示)。需要强调的是,在提手的壳体1c上设置与第二进气消声腔2a相连通的出气管1f等同于在提手的本体上设置与第二进气消声腔2a相连通的出气管1f;另外提手壳体1c上的出气管1f和压缩机上的进气孔3b,两者或单独或共同一起承担了将提手上的第二进气消声腔2a与压缩机上的第一进气消声腔3进行连通的任务。
本发明可以将提手布局在电机10的上方,并在提手的把身1与电机10之间设置有穿通的槽缝状构造1g(如图3、图4、图7、图11和图14所示),设置槽缝状构造1g的目的是在携带压缩机时可供携带者的手指能够全部或者部分穿跨此槽缝状构造1g,以便能更好和更可靠地的持牢提手,此时操作者可以采用握持的方式提运压缩机及其附件。需要说明的是,本发明“在提手的把身1与电机10之间设置有穿通的槽缝状构造1g”可以有两种结构做法:第一种结构做法是该槽缝状构造1g由把身1与电机10共同构成,即槽缝状构造1g的一边为把身1、槽缝状构造1g的另一边为电机10;第二种结构做法是该槽缝状构造1g完全在把身1上预先构成,然后再随提手紧固到电机10上,同时该槽缝状构造1g处在把身1的本体与电机10之间。本发明还可以将提手布局在电机的上方,同时在提手的把身1与电机10之间设置板块状联系构造1h(如图15至图 18所示),如此做法的目的是可以提供提手与电机10的紧固连接机会,这样可以增强提手把身1的刚性和强度,使之工作更加可靠,此时操作者主要采用抓持的方式提运压缩机及其附件。需要指出的是,本发明中所说的将提手布局在电机10的上方是指包含有两个要素:首先在铅锤方向进行观察或者说从高度方向进行观察,此时提手把身1最大高度的部位高于电机10最大高度的部位;其次在俯视图上进行观察,提手把身1的投影与电机10的投影存在交集,或者说它们的投影至少有部分发生重叠;特别地,本发明还可以将提手布局在电机10的正上方,即满足这样一种情形:提手把身1首先处在电机10的上方,其次在俯视图上看电机10的投影完全包容把身1的投影,很显然,将提手布局在电机10的正上方是一个较佳的布局结构,此时携带提握提手时不仅弯腰幅度较小(意味着操作者不易疲劳),而且压缩机整个装置的重心布局亦比较符合力学原理,即提握处施加的向上提拉之力与压缩机装置产生的重力两者相距较小甚至可以为零距离,此时重力派生的作用于提握点的附加弯矩较小(意味着手腕受到的翻转力矩较小),换言之此布局结构具有较佳的宜人性;当然,除此之外本发明还允许采用其他布局结构:比如提手最大高度的部位高于电机10最大高度的部位但它们的投影不发生重合,又比如提手最高的部位低于电机10最高的部位等等。
本发明相比现有技术具有的突出优点是:采用在提手上集成压缩机必不可少的空气滤芯4、进气道及进气消声腔等,甚至在其内安置压缩机的起动电容10,所有这一切一方面可以减少压缩机的零部件、减少压缩机的体积,由此可以减少压缩机的制造及装配成本,并可以减少压缩机的包装与运输成本;另一方面以往外露式的诸多附件改进为收纳式的安置,既降低了这些零部件发生松 脱的危险,又为改善压缩机的整机外观造型创造了条件;特别地,由于大大拓展了进气消声腔的体积,因此可以较大幅度降低压缩机的噪声,从而改善宜人性。综上,本发明通过功能集成减少了压缩机的生产成本、增加了压缩机的工作可靠性并提高了压缩机使用的宜人性。
上述实施例仅为本发明的较佳实施例之一,并非依此限制本发明的保护范围,故:凡依本发明的结构、形状、原理所做的各种等效变化,均应涵盖于本发明的保护范围之内。

Claims (12)

  1. 一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,该提手包括有一个可握持或可抓持的把身,其特征在于:所述提手具有空心内腔结构,该空心内腔构成压缩机的进气道并成为压缩机的第二进气消声腔,此第二进气消声腔与设在压缩机上的第一进气消声腔相互连通,另外在所述空心内腔安置有用于过滤空气的滤芯。
  2. 根据权利要求1所述的一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在所述提手的空心内腔内还容纳有供压缩机起动用的电容。
  3. 根据权利要求2所述的一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:所述提手把身的尾端部位设置有防脱手勾把。
  4. 根据权利要求3所述的一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:所述提手的防脱手勾把与电机紧固连接。
  5. 根据权利要求4所述的一种集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:所述电容的引线被提手的壳体所隐蔽。
  6. 根据权利要求1至5任意一项所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在提手的壳体上或/和在滤芯的封盖上开设有进气口。
  7. 根据权利要求6所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:提手把身主体的横断面具有椭圆状或者鸭梨状的轮廓。
  8. 根据权利要求6所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在提手的壳体上设置有与第二进气消声腔相连通的出气孔,在压缩机上设置有与第一进气消声腔相连通的进气管,其中压缩机的进 气管以管状突出的结构形式插配进提手的出气孔内。
  9. 根据权利要求6所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在提手的壳体上设置有与第二进气消声腔相连通的出气管,在压缩机上设置有与第一进气消声腔相连通的进气孔,其中提手壳体的出气管以管状突出的结构形式插配进压缩机的进气孔内。
  10. 根据权利要求6所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:所述提手的把身布局在电机的正上方。
  11. 根据权利要求10所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在提手的把身与电机之间设置有穿通的槽缝状构造。
  12. 根据权利要求10所述的集成有空气过滤和进气消声功能的微小型空气压缩机提手,其特征在于:在提手的把身与电机之间设置有板块状联系构造。
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