CN206681937U - Foot pad and compressor - Google Patents
Foot pad and compressor Download PDFInfo
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- CN206681937U CN206681937U CN201720444707.0U CN201720444707U CN206681937U CN 206681937 U CN206681937 U CN 206681937U CN 201720444707 U CN201720444707 U CN 201720444707U CN 206681937 U CN206681937 U CN 206681937U
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Abstract
The utility model discloses a kind of foot pad and compressor.The foot pad includes body (1) and the mounting hole being arranged on body (1), mounting hole runs through body (1), mounting hole includes the first hole section (2) and the second hole section (3), the aperture of first hole section (2) is less than the aperture of the second hole section (3), and the first hole section (2) is unthreaded hole.According to foot pad of the present utility model so that foot pad has good applicability, while enough deformation spaces are ensured, it is ensured that contact stiffness, limit effect is more preferably.
Description
Technical field
The present invention relates to Compressor Technology field, in particular to a kind of foot pad and compressor.
Background technology
Compressor foot pad is enclosed on compressor bolt when installing, and is located at compressor footing bottom.Foot pad is rubber material
Material, the effective absorbing vibration of compressor energy of its deformation energy, reduce the vibrational energy that compressor transmits to chassis, reduce complete machine noise.Pin
There is certain gap between pad and compressor bolt, to ensure foot pad deformation effects, more effective vibration and noise reducing.But
When gap is too small, effectiveness in vibration suppression can not be reached with bolt even at the cost of one's life when foot pad compressive deformation；Gap is excessive, can cause pressing
In the start and stop of contracting machine, transport or falling process, significantly displacement or crooked occurs for compressor, and the pipe arrangement being connected with compressor becomes
Shape, fracture.
A kind of damping washer is proposed in the prior art, and the damping washer has the damping spacing hole through shock reducing structure, should
There are multiple projections on the perisporium of damping spacing hole, it is raised along the circumferentially disposed of damping spacing hole.The damping washer passes through projection
More cushion spaces are provided for the deformation of damping washer with sunk structure, can both ensure the stability and can of compressor enough has
Effect damping avoids noise.
But because the internal perisporium of the damping spacing hole of the damping washer is to be contacted by projection with bolt, contact surface
Product is small, and contact stiffness deficiency, limit effect is poor, and therefore, compressor is still easily subjected to displacement or tilted.
The content of the invention
In view of this, the present invention provides a kind of foot pad and compressor so that foot pad has good applicability, is ensureing foot
While enough deformation spaces, it is ensured that contact stiffness, limit effect is more preferably.
To achieve the above object, the embodiment of the present invention provides a kind of foot pad, including body and the installation that is arranged on body
Hole, mounting hole run through body, and mounting hole includes the first hole section and the second hole section, and the aperture of the first hole section is less than the hole of the second hole section
Footpath, the first hole section are unthreaded hole.
Preferably, the second hole section is located at the top of the first hole section.
Preferably, mounting hole also includes the 3rd hole section, and the 3rd hole section is located at side of second hole section away from the first hole section, the
The aperture of three hole sections is less than the aperture of the second hole section.
Preferably, mounting hole also includes the 3rd hole section, and the 3rd hole section is located at side of second hole section away from the first hole section, the
Multiple projections towards the center extension of mounting hole are provided with the internal perisporium of three hole sections, multiple bulge clearances are set, multiple projections
The aperture surrounded is less than the aperture of the second hole section.
Preferably, it is raised along the axially extending of mounting hole, form rectangular recess between adjacent projection.
Preferably, raised is the arc convex being arranged on the internal perisporium of the 3rd hole section.
Preferably, the arc convex that multiple centers towards mounting hole are protruded is arranged at intervals with the internal perisporium of the second hole section.
Preferably, the one end of the second hole section away from the first hole section is provided with caulking groove, and foot pad also includes being embedded in caulking groove
Locating part, locating part include embedded rings and the multiple projections being disposed on the internal perisporium of embedded rings.
Preferably, it is circumferentially spaced on one end internal perisporium of second hole section away from the first hole section to be provided with multiple caulking grooves, often
The projection that a center towards mounting hole is protruded is embedded with individual caulking groove.
Preferably, the height of the first hole section is a, and the maximum radius difference of the second hole section and the first hole section is b, between a and b
Relation meet 1/4≤b/a≤3/5.
According to another aspect of the present invention, there is provided a kind of compressor, including bolt and be set on bolt
Foot pad, the foot pad is above-mentioned foot pad.
Apply the technical scheme of the present invention, foot pad includes body and the mounting hole being arranged on body, and mounting hole is through this
Body, mounting hole include the first hole section and the second hole section, and the aperture of the first hole section is less than the aperture of the second hole section, and the first hole section is light
Hole.The foot pad includes the first hole section and the second hole section with different pore size, can be provided by the second larger hole section of aperture
Enough deformation effects, prevent foot pad from causing vibrational energy not absorb effectively even at the cost of one's life because of deformation and with bolt, and realization has
The vibration and noise reducing of effect, effective limitation foot pad displacement effect can be reached by less first hole section in aperture, prevent from vibrating
Because the deformation hole of foot pad is excessive significantly displacement or crooked occurs for compressor in transmittance process, avoids what is be connected with compressor
Pipe arrangement deformation, fracture.Because less first hole section in aperture is unthreaded hole, therefore the foot pad can be realized preferably with bolt
Matching relationship, when radial displacement occurs for foot pad relative positioning bolt, can have between the unthreaded hole and bolt of the first hole section
There is larger contact area, good radial direction limit effect can be formed to foot pad by bolt, ensureing enough deformation
While space, it is ensured that the contact stiffness between foot pad and bolt, limit effect more preferably, can be formed to compressor
Significantly more efficient protection, more efficiently avoid compressor that larger displacement or inclination occurs.
Brief description of the drawings
Fig. 1 is the structural representation of the foot pad of first embodiment of the invention；
Fig. 2 is the overlooking the structure diagram of the foot pad of first embodiment of the invention；
Fig. 3 is Fig. 1 A-A to cross section structure diagram；
Fig. 4 is the foot pad of first embodiment of the invention and the fit structure schematic diagram of bolt；
Fig. 5 is the overlooking the structure diagram of the foot pad of second embodiment of the invention；
Fig. 6 is Fig. 5 B-B direction cross section structure diagram；
Fig. 7 is the cross section structure diagram of the foot pad of third embodiment of the invention；
Fig. 8 is the structural representation of the locating part of the foot pad of third embodiment of the invention；
Fig. 9 is the overlooking the structure diagram of the foot pad of fourth embodiment of the invention；
Figure 10 is the structural representation of the compressor of the embodiment of the present invention.
Description of reference numerals：1st, body；2nd, the first hole section；3rd, the second hole section；4th, the 3rd hole section；5th, it is raised；6th, rectangle is recessed
Groove；7th, caulking groove；8th, embedded rings；9th, circumferential bulge loop；10th, bolt.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as the limit to the present invention
It is fixed.
With reference to shown in referring to Fig. 1 to Fig. 4, according to the first embodiment of the present invention, foot pad includes body 1 and is arranged on body
Mounting hole on 1, mounting hole run through body 1, and mounting hole includes the first hole section 2 and the second hole section 3, and the aperture of the first hole section 2 is small
In the aperture of the second hole section 3, the first hole section 2 is unthreaded hole.
The foot pad includes the first hole section 2 and the second hole section 3 with different pore size, can pass through the second larger hole of aperture
Section 3 provides enough deformation effects, prevents foot pad from causing vibrational energy not inhale effectively even at the cost of one's life with bolt 10 because of deformation
Receive, realize effective vibration and noise reducing, effective limitation foot pad displacement effect can be reached by less first hole section 2 in aperture,
Prevent that because the deformation hole of foot pad is excessive significantly displacement or crooked occurs for compressor in transmittance process is vibrated, so as to avoid
Pipe arrangement deformation, the fracture being connected with compressor.Because less first hole section 2 in aperture is unthreaded hole, therefore the foot pad can be with determining
Position bolt 10 realize preferable matching relationship, foot pad relative positioning bolt occur radial displacement when, the unthreaded hole of the first hole section 2 with
There can be larger contact area between bolt 10, good radial direction limit can be formed to foot pad by bolt 10
Position effect, while enough deformation spaces are ensured, it is ensured that the contact stiffness between foot pad and bolt 10, spacing effect
Fruit more preferably, can form significantly more efficient protection to compressor, more efficiently avoid compressor that larger displacement or inclination occurs.
Preferably, in the present embodiment, the second hole section 3 is located at the top of the first hole section 2.Foot pad bottom and bolt 10
The position of cooperation is small-bore, more preferably to reach the effect for limiting foot pad displacement by bolt 10, prevents compressor from opening
Stop, transport significantly displacement or crooked occurs in either falling process, pair pipe arrangement being connected with compressor forms protection.Foot pad
Gap of the position that top and bolt 10 coordinate between large aperture, with bolt 10 is larger, to ensure that foot pad has
Sufficiently large deformation space, can have good deformation effects, can more effective vibration and noise reducing, while prevent foot pad because of shape
Become and cause vibration of compressor energy to be transferred directly to chassis even at the cost of one's life with bolt 10, cause noise problem.
Preferably, the circumferential bulge loop 9 of circumferentially extending is additionally provided with the periphery wall of body 1, multiple circumferential bulge loops 9 are along originally
The axially spaced-apart arrangement of body 1, can play the purpose for strengthening foot cushion structure intensity, additionally it is possible to formed by multiple circumferential bulge loops 9
Effective cushioning effect.It is preferably to be integrally formed between circumferential bulge loop 9 and body 1.
Preferably, the arc convex that multiple centers towards mounting hole are protruded is arranged at intervals with the internal perisporium of the second hole section 3,
The arc convex is, for example, semi-cylindrical hill or elliptical shaped lobes.It is arranged at intervals on the internal perisporium of the second hole section 3 semicircle convex
Either elliptical shaped lobes are played, foot pad and positioning spiral shell can be reduced by arc convex such as semi-cylindrical hill or elliptical shaped lobes
Friction force between bolt 10, the deformation difficulty of foot pad is reduced, play effective buffer shock-absorbing effect.It is in addition, semicircle convex
Play a part of or elliptical shaped lobes can also play and reduce gap between the second hole section 3 and bolt 10, due to semicircle convex
Rise or elliptical shaped lobes is are arranged at intervals, the deformation space of foot pad can be formed by the spacing between these projections, right
While foot pad forms certain radially spacing, the effect of vibration and noise reduction of foot pad can be effectively ensured.
With reference to shown in referring to Fig. 5 and Fig. 6, according to the second embodiment of the present invention, it is essentially identical with first embodiment, no
It is with part, in the present embodiment, mounting hole also includes the 3rd hole section 4, and the 3rd hole section 4 is located at the second hole section 3 away from first
The side of hole section 2, multiple raised 5, multiple raised 5 towards the center extension of mounting hole are provided with the internal perisporium of the 3rd hole section 4
It is arranged at intervals, multiple raised 5 apertures surrounded are less than the aperture of the second hole section 3.Foot pad is by the 3rd hole section 4 and positioned at the 3rd
The projection 5 of the inner circumferential side of hole section 4, can form vibration damping position limiting structure, when mounted, can pass through projection 5 and the positioning of compressor
Bolt 10 contacts, and to reach position-limiting action, prevents compressor from significantly displacement or crooked occurs.By convex in vibration damping position limiting structure
5 grooves formed are played, can be when projection 5 be pressurized, the deformation for projection 5 provides receiving space so that the vibration damping knot of foot pad
Structure is more reasonable, ensures that foot pad can have good effectiveness in vibration suppression in use.
It is large aperture straight hole in the middle part of foot pad endoporus, has sufficiently large gap with bolt 10, ensures that foot pad deformation is imitated
Fruit, more effective vibration and noise reducing, while prevent foot pad from causing vibration of compressor energy straight even at the cost of one's life with bolt 10 because of deformation
Connect and be transferred to chassis.The upper and lower ends of foot pad endoporus are small-bore, can be engaged, be realized to foot pad with bolt 10
Radial positioning, prevent foot pad from producing larger radial displacement relative to bolt 10, cause compressor start and stop, transport or
Significantly displacement or crooked occurs in falling process.
In the present embodiment, projection 5 is along the axially extending of mounting hole, formation rectangular recess 6 between adjacent projection 5.
Groove between adjacent protrusion 5 is arranged to rectangular recess 6, the difficulty of processing of groove can be reduced, improves processing efficiency.It is preferred that
Ground, internal perisporium of the rectangular recess 6 along mounting hole are circumferentially uniformly distributed, it is ensured that each raised 5 deforming force is more equal
Weighing apparatus, there is provided cushioning effect power it is more balanced.
Projection 5 can also be the semi-cylindrical hill or elliptical shaped lobes being arranged on the internal perisporium of the 3rd hole section 4.Using half
Circular protrusions or elliptical shaped lobes, it is possible to reduce the spacing between the internal perisporium and bolt 10 of the 3rd hole section 4, so as to play
The spacing effect of vibration damping, it is also possible to reduce semi-cylindrical hill or elliptical shaped lobes to bolt 10 in relative motion
Caused resistance in journey, ensure that foot pad there can be good deformation effectiveness in vibration suppression with free deformation.
Preferably, the height of the first hole section 2 is a, and the maximum radius difference of the second hole section 3 and the first hole section 2 is b, a and b
Between relation meet 1/4≤b/a≤3/5.Because the spacing between the second hole section 3 and the first hole section 2 is bigger, bolt 10
Radial displacement between foot pad will be bigger, if the first hole section 2 and the length of fit of bolt 10 are too small, will lead
Cause the first hole section 2 can not form good radial direction between bolt 10 spacing, cause foot pad still can be with bolt 10
Between larger offset deviation occurs, weaken radial direction limit effect of the bolt 10 to foot pad, therefore, it is necessary to according to second
Spacing between the hole section 2 of hole section 3 and first determines the length of the first hole section 2, so that the first hole section 2 and bolt 10
Between length of fit can match with the radial direction spacing between the first hole section 2 and the second hole section 3, ensure the second hole section 3
While providing enough deformation spaces, the first hole section 2 can also provide enough match somebody with somebody for the cooperation of foot pad and bolt 10
Length is closed, ensures radial direction limit effect of the bolt 10 to foot pad, ensures spacing effect of the bolt 10 to compressor displacement
Fruit.In the present embodiment, 5mm≤a≤8mm；2mm≤b≤3mm.Certainly, for different bolts 10 and foot pad, a
Other values can also be carried out with b, however it is not limited to above-mentioned citing.
In one embodiment not shown in figure, mounting hole also includes the 3rd hole section 4, and the 3rd hole section 4 is located at the second hole
3 sides away from the first hole section 2 of section, the aperture of the 3rd hole section 4 are less than the aperture of the second hole section 3.Due to the hole of the 3rd hole section 4
Footpath is less than the aperture of the second hole section 3, and the 3rd hole section 4 and the first hole section 2 are respectively positioned at the two of the second larger hole section 3 of aperture
End, therefore the 3rd hole section 4 can be engaged with the first hole section 2, by bolt 10 foot pad is formed from upper and lower ends it is spacing,
And the deformation space for the second hole section 3 offer foot pad for passing through centre, it can make foot pad that there is better locating effect, more
Effectively prevent compressor from significantly displacement or crooked occurs in start and stop, transport either falling process.
With reference to shown in referring to Fig. 7 and Fig. 8, according to the third embodiment of the invention, it is essentially identical with second embodiment, no
It is with part, in the present embodiment, the one end of the second hole section 3 away from the first hole section 2 is provided with caulking groove 7, and foot pad also includes embedding
The locating part being located in caulking groove 7, locating part include embedded rings 8 and the multiple projections being disposed on the internal perisporium of embedded rings 8
5.In the present embodiment, it is separate machined shaping between locating part and foot pad body 1, fits together, playing afterwards
While the spacing effectiveness in vibration suppression of effect, the replacing of locating part can be convenient for, reduces and changes maintenance cost.Further, since limit
Position part is processed independently of body 1, can reduce the difficulty of processing and processing cost of body 1, improves processing efficiency.Due to locating part
It is also more convenient to realize that raised 5 monoblock type is changed using embedded rings 8 and raised 5 integrally formed monolithic constructions, reduce more
Change difficulty.
With reference to shown in Figure 9, according to the fourth embodiment of the invention, it is essentially identical with 3rd embodiment, difference
Be in, in the present embodiment, the second hole section 3 on one end internal perisporium away from the first hole section 2 it is circumferentially spaced be provided with it is multiple
Caulking groove 7, the projection 5 that a center towards mounting hole is protruded is embedded with each caulking groove 7.In the present embodiment, in the second hole
One end away from the second hole section 3 of section 3 has the 3rd hole section 4, and caulking groove 7, Duo Geqian is provided with the internal perisporium of the 3rd hole section 4
Groove 7 is inverted trapezoidal structure, and deep side is the long side of inverted trapezoidal structure, and projection 5 is trapezoidal fixed with being engaged with caulking groove 7
Position portion, projection 5 are embedded in caulking groove 7 by trapezoidal location division, realize the installation positioning on body 1.Such a structure can ensure
The overall construction intensity of foot pad, and repair and replacement can be individually carried out to projection 5, it is simple in construction, change easy to maintenance.Due to
Formed fluted between projection 5, therefore, still can provide enough receiving spaces by groove for raised 5 deformation.Together
When, projection 5 is engaged with bolt 10, can also play effective position-limiting action to the radial displacement of foot pad.
With reference to shown in Figure 10, according to an embodiment of the invention, compressor includes bolt 10 and is set in positioning
Foot pad on bolt 10, the foot pad are above-mentioned foot pad.
Certainly, above is the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of its general principles are not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (11)
1. a kind of foot pad, it is characterised in that including body (1) and the mounting hole being arranged on the body (1), the mounting hole
Through the body (1), the mounting hole includes the first hole section (2) and the second hole section (3), the aperture of first hole section (2)
Less than the aperture of second hole section (3), first hole section (2) is unthreaded hole.
2. foot pad according to claim 1, it is characterised in that second hole section (3) is located at first hole section (2)
Top.
3. foot pad according to claim 1, it is characterised in that the mounting hole also includes the 3rd hole section (4), and the described 3rd
Hole section (4) is located at side of second hole section (3) away from first hole section (2), and the aperture of the 3rd hole section (4) is less than
The aperture of second hole section (3).
4. foot pad according to claim 1, it is characterised in that the mounting hole also includes the 3rd hole section (4), and the described 3rd
Hole section (4) is located at side of second hole section (3) away from first hole section (2), on the internal perisporium of the 3rd hole section (4)
It is provided with towards multiple raised (5) of the center extension of the mounting hole, the multiple projection (5) is arranged at intervals, the multiple convex
Play the aperture that the aperture that (5) surround is less than second hole section (3).
5. foot pad according to claim 4, it is characterised in that the projection (5) along the axially extending of the mounting hole,
Rectangular recess (6) is formed between adjacent raised (5).
6. foot pad according to claim 4, it is characterised in that the projection (5) is to be arranged on the 3rd hole section (4)
Arc convex on internal perisporium.
7. foot pad according to claim 1 or 2, it is characterised in that be arranged at intervals on the internal perisporium of second hole section (3)
There is the arc convex that multiple centers towards the mounting hole are protruded.
8. foot pad according to claim 1, it is characterised in that remote first hole section (2) of second hole section (3)
One end is provided with caulking groove (7), and the foot pad also includes being embedded the locating part in the caulking groove (7), and the locating part includes embedding
Enter ring (8) and multiple raised (5) that are disposed on the internal perisporium of the embedded rings (8).
9. foot pad according to claim 1, it is characterised in that remote first hole section (2) of second hole section (3)
It is circumferentially spaced on the internal perisporium of one end to be provided with multiple caulking grooves (7), one is embedded with towards the peace in each caulking groove (7)
Fill the projection (5) of the center protrusion in hole.
10. foot pad according to any one of claim 1 to 6, it is characterised in that the height of first hole section is a, institute
The maximum radius difference for stating the second hole section and first hole section is b, and the relation between a and b meets 1/4≤b/a≤3/5.
11. a kind of compressor, it is characterised in that including bolt and the foot pad being set on the bolt, the pin
Pad the foot pad any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444707.0U CN206681937U (en) | 2017-04-25 | 2017-04-25 | Foot pad and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444707.0U CN206681937U (en) | 2017-04-25 | 2017-04-25 | Foot pad and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206681937U true CN206681937U (en) | 2017-11-28 |
Family
ID=60403360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720444707.0U Active CN206681937U (en) | 2017-04-25 | 2017-04-25 | Foot pad and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206681937U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027081A (en) * | 2018-10-25 | 2018-12-18 | 青岛万宝压缩机有限公司 | Compressor vibration damping bush |
| WO2021253921A1 (en) * | 2020-06-18 | 2021-12-23 | 安徽美芝制冷设备有限公司 | Buffer structure and refrigeration device |
-
2017
- 2017-04-25 CN CN201720444707.0U patent/CN206681937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027081A (en) * | 2018-10-25 | 2018-12-18 | 青岛万宝压缩机有限公司 | Compressor vibration damping bush |
| WO2021253921A1 (en) * | 2020-06-18 | 2021-12-23 | 安徽美芝制冷设备有限公司 | Buffer structure and refrigeration device |
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