CN208831248U - A kind of air supply passage component and rotary compressor - Google Patents
A kind of air supply passage component and rotary compressor Download PDFInfo
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- CN208831248U CN208831248U CN201821398708.7U CN201821398708U CN208831248U CN 208831248 U CN208831248 U CN 208831248U CN 201821398708 U CN201821398708 U CN 201821398708U CN 208831248 U CN208831248 U CN 208831248U
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Abstract
The utility model embodiment provides a kind of air supply passage component and rotary compressor, is related to Compressor Technology field, to solve the technical problem of rotary compressor air compensation deficiency in the prior art；Air supply passage component is used to be connected to the cylinder chamber of making-up air device and rotary compressor, and air supply passage component includes the intracorporal first component of shell and second component that rotary compressor is arranged in；The first component has the first blind hole, the first tonifying Qi hole being connected to the first blind hole and the first connecting hole；Second component has the second blind hole, the second tonifying Qi hole being connected to the second blind hole and the second connecting hole；Wherein the first tonifying Qi hole and the second tonifying Qi hole are connected to the cylinder chamber of rotary compressor, and the first connecting hole is connected to the second connecting hole, and the opening of the first blind hole is connected to making-up air device, have the sealing element for blocking its opening in the second blind hole；The air supply passage modular construction of the utility model embodiment is simple and reliable, and the air compensation of rotary compressor can be greatly improved in production easy to process.
Description
Technical field
The utility model relates to Compressor Technology field more particularly to a kind of air supply passage components and rotary compressor.
Background technique
When common rotary compressor is run under low evaporation, it may occur that inspiratory volume increases, pressure ratio increases, delivery temperature
The problems such as quickly increasing causes compressor performance sharply to decline insufficient with heating capacity, or even is difficult to run, therefore, the prior art
In generally by making-up air device to compressor carry out tonifying Qi, with increase capacity, reduce delivery temperature, promoted heating capacity；But
It is that in rotary compressor, there are biggish limitations for position that the tonifying Qi hole of compression pump opens up and size, leads to tonifying Qi hole
What can only be opened up is smaller, however this will lead to air compensation deficiency, therefore, how to increase to the air compensation of rotary compressor at
For prior art technical problem urgently to be resolved.
Utility model content
The utility model provides a kind of air supply passage component and rotary compressor that can increase air compensation.
A kind of air supply passage component, for being connected to the cylinder chamber of making-up air device and rotary compressor, wherein the tonifying Qi
Channel components include the intracorporal first component of shell and second component that the rotary compressor is arranged in；
The first component has the first blind hole, the first tonifying Qi hole being connected to first blind hole and the first connecting hole；
The second component has the second blind hole, the second tonifying Qi hole being connected to second blind hole and the second connecting hole；
Wherein, first tonifying Qi hole and the second tonifying Qi hole are connected to the cylinder chamber of the rotary compressor, and described
One connecting hole is connected to second connecting hole；
The opening of first blind hole is connected to making-up air device, has the sealing for blocking its opening in second blind hole
Part.
As an example, first tonifying Qi hole and one end of first connecting hole all extend to the interior of first blind hole
Wall, the other end all extend to the same side of the first component.
As an example, second tonifying Qi hole and one end of second connecting hole all extend to the interior of second blind hole
Wall, the other end all extend to the same side of the second component.
As an example, the air supply passage component further includes the locating part being fixedly connected with the second component, the limit
Position part is fixed on the opening of second blind hole, for preventing the sealing element from slipping out of described opening.
As an example, have in the opening of second blind hole towards the face of keeping out of the opening, it is described to keep out face and institute
State sealing element abutting, the distance protruded into second blind hole for limiting the sealing element.
As an example, the opening of second blind hole is configured to the funnel-form that bore is gradually increased, the sealing element construction
For taper compatible with the opening shape of second blind hole.
As an example, the periphery of the sealing element has sealing ring.
A kind of rotary compressor, including shell are located at the intracorporal compression pump of the shell, driving device and crankshaft；It is described
Compression pump includes cylinder body and rolling piston, and the rolling piston is located in the intracorporal cylinder chamber of the cylinder, the cylinder body have with
The suction hole and gas vent of the cylinder chamber connection, the driving device are connect by the crankshaft with the rolling piston,
In, the rotary compressor further includes air supply passage component described in any one of the above.
As an example, it is flange that the first component, which is with second component, the first component is arranged in the cylinder body
The first side, second side of the cylinder body is arranged in the second component, wherein described second side is opposite with first side
Side.
As an example, there is the through-hole through first side and described second side on the cylinder body, first connection
Hole is connected to described through-hole one end, and second connecting hole is connected to the second end of the through-hole.
The beneficial effect of the utility model embodiment is:
The air supply passage modular construction of the utility model embodiment is simple, reliable, and rotation can be greatly improved in production easy to process
The air compensation of rotary compressor.
Detailed description of the invention
Fig. 1 is the partial profile structure of the utility model embodiment air supply passage component；
Fig. 2 is the cross-section structure signal of the first embodiment of the display second component of the air supply passage component of the utility model
Figure；
Fig. 3 is the cross-section structure signal of the second embodiment of the display second component of the air supply passage component of the utility model
Figure；
Fig. 4 is the cross-section structure signal of the 3rd embodiment of the display second component of the air supply passage component of the utility model
Figure；
Fig. 5 is the cross-section structure signal of the fourth embodiment of the display second component of the air supply passage component of the utility model
Figure；
Fig. 6 is the schematic diagram of the section structure of the rotary compressor of the utility model embodiment.
Appended drawing reference:
10- shell；11- stator；12- rotor；13- crankshaft；14- cylinder body；141- cylinder chamber；142- through-hole；15-, which is rolled, to live
Plug；The 16- first component；The first blind hole of 161-；The first tonifying Qi of 162- hole；The first connecting hole of 163-；17- second component；171-
Two blind holes；The second tonifying Qi of 172- hole；The second connecting hole of 173-；18- sealing element；181- sealing ring；19- blowdown pipe；20- tonifying Qi connects
Adapter tube；21- muffler；22- locating part.
Specific embodiment
In order to make those skilled in the art better understand the technical solution of the utility model, with reference to the accompanying drawings of the specification
The utility model embodiment is described in detail.
On the one hand, the utility model embodiment provides a kind of air supply passage component, for being connected to making-up air device and rotation
The cylinder chamber of formula compressor；As shown in Figure 1, air supply passage component includes intracorporal first, shell that rotary compressor is arranged in
Part 16 and second component 17；The first component 16 have the first blind hole 161, the first tonifying Qi hole 162 for being connected to the first blind hole 161 and
First connecting hole 163；Second component 17 has the second blind hole 171, the second tonifying Qi hole 172 for being connected to the second blind hole 171 and the
Two connecting holes 173；Wherein, the first tonifying Qi hole 162 and the second tonifying Qi hole 172 and the cylinder chamber of rotary compressor (do not show in figure
It is connected to out), the first connecting hole 163 is connected to the second connecting hole 173, and opening and the making-up air device of the first blind hole 161 (do not show in figure
It is connected to out), there is the sealing element 18 for blocking its opening in the second blind hole 171.Gas caused by making-up air device (liquid) is through
The opening of one blind hole 161 is injected in first blind hole 161, and a part of gas (liquid) enters rotary through the first tonifying Qi hole 162
Gas compensation function is realized in the cylinder chamber 141 of compressor；Another part gas (liquid) is through the first connecting hole 163, the second connecting hole
173 enter in the second blind hole 171, since the opening of the second blind hole 171 is blocked by sealing element 18, into the second blind hole 171
Interior gas (liquid) realizes gas compensation function in the cylinder chamber 141 through the second tonifying Qi hole 172 entrance rotary compressor.Due to adopting
With channel structure (can realize gas compensation function by the first tonifying Qi hole 162 and the second tonifying Qi hole 172), therefore greatly mention
Air compensation is risen；In addition, this structure setting also greatly reduces manufacture difficulty, and increase the reliability of product.
Specifically, in embodiment provided by the utility model, the one end in the first tonifying Qi hole 162 and the first connecting hole 163
The inner wall of the first blind hole 161 is all extended to, the other end all extends to the same side of the first component 16；First tonifying Qi hole, 162 He
First connecting hole 163 is arranged in parallel, and perpendicular with the first blind hole 161.Further, the second tonifying Qi hole 172 and second connects
The one end for connecing hole 173 all extends to the inner wall of the second blind hole 171, and the other end all extends to the same side of second component 17；The
Two tonifying Qi holes 172 and the second connecting hole 173 are arranged in parallel, and perpendicular with the first blind hole 161.
Further, air supply passage component further includes the locating part 22 being fixedly connected with second component 17, and locating part 22 is solid
It is scheduled on the opening of the second blind hole 171, for preventing sealing element 18 from slipping out of opening.Wherein, locating part 22 and second component
It can be attached in the form of other connectors such as screw connection, pin connection between 17, furthermore it is also possible to using welding
Etc. modes, those skilled in the art can be corresponding to the connection type work between locating part 22 and second component 17 according to actual needs
Selection, the utility model are not especially limited this.
Further, as shown in Fig. 2, second is blind in the first embodiment of second component 17 provided by the utility model
Have in the opening in hole 171 towards opening and keep out face (not indicating in figure), keeps out face and abutted with sealing element 18, for limiting
Sealing element 18 protrudes into the distance in the second blind hole 171.Wherein, sealing element 18 be cylindrical structure, and the periphery of sealing element 18 with
The inner wall of second blind hole 171 fits closely, to realize sealing effect；Sealing element 18 left side (direction shown in Fig. 2) with
Face abutting is kept out, the right side of sealing element 18 is abutted with locating part 22, under the collective effect of the face of keeping out and locating part 22, sealing element
18 are positioned in the opening of the second blind hole 171, to realize good sealing effect.Wherein, the material of sealing element 18 can be
Silicon rubber, nitrile rubber etc., those skilled in the art can reasonably select the material of sealing element 18, the utility model to this not
Make specific limit.
Further, as shown in figure 3, in the second embodiment of second component 17 provided by the utility model, in order to mention
The sealing effect of sealing element 18 is risen, in the present embodiment, the periphery of sealing element 18 has sealing ring 181, wherein sealing ring 181
Material can be for polytetrafluoroethylene (PTFE), fluorubber etc..Specifically, the periphery of sealing element 18 is equipped with annular groove, sealing ring 181 is arranged
In a ring groove.It in specific production, is set in the annular groove after sealing ring 181 being formed, can also use and be molded into
The techniques such as type are molded directly in the annular groove of sealing element 18, and the utility model does not make specifically the moulding process of sealing ring 181
It limits.
In addition, as shown in figure 5, in the fourth embodiment of second component 17 provided by the utility model, the second blind hole 171
Opening be configured to the funnel-form that bore is gradually increased, sealing element 18 is configured to be adapted with the opening shape of the second blind hole 171
Taper.The distance that sealing element 18 protrudes into the second blind hole 171 can equally be limited using this structure setting, in addition, limiting
Under the action of the abutting power of part 22, the periphery of sealing element 18 can also be closely bonded with the inner wall of the second blind hole 171, thus real
Now preferable sealing effect；In addition, the sealing ring as being previously mentioned in the second implementation also can be set in the periphery of the sealing element 18
181, further to promote its obturation effect, the present embodiment does not repeat this.
On the other hand, shown in Fig. 6, the utility model embodiment additionally provides a kind of rotary compressor, including shell 10,
Compression pump, driving device and crankshaft 13 in shell 10；Compression pump includes cylinder body 14 and rolling piston 15, rolling piston 15
In the cylinder chamber 141 in cylinder body 14, cylinder body 14 has the suction hole (not shown) and exhaust being connected to cylinder chamber 141
Hole (not shown), driving device are connect by crankshaft 13 with rolling piston 15, wherein rotary compressor further includes above-mentioned
The air supply passage component of any one.Specifically, driving device is driving motor, including rotor 12 and it is disposed around the periphery of rotor 12
Stator 11, rotor 12 is fixedly connected with crankshaft 13, is rotated with band dynamic crankshaft 13, and rolling piston 15 is set on crankshaft 13, and
It is rotated synchronously with crankshaft 13, rolling piston 15 rotates in cylinder chamber 141 around the rotation center of crankshaft 13 to realize air-breathing and row
The function of gas.
Specifically, this implementation is specifically described so that the rotary compressor is single-stage rotary compressor as an example:
As shown in Figure 1 and Figure 6, in the present embodiment, the first component 16 is and second component 17 is that flange (certainly, exists
The first component 16 and second component 17 or other structural members in other embodiments), the first component 16 is arranged in cylinder body
14 the first side (i.e. downside as shown in Figure 1), second side of cylinder body 14 is arranged in (i.e. as shown in fig. 1 in second component 17
Upside), wherein second side be the side opposite with the first side.There is the through-hole through the first side and second side on cylinder body 14
142, the first connecting hole 163 is connected to 142 one end of through-hole, and the second connecting hole 173 is connected to the second end of through-hole 142.
Specifically, first blind hole 161 radial (transverse direction) setting, the first connecting hole 163 and first is mended in the first component 16
Axial (vertical) setting of stomata 162, and the upper end in the first connecting hole 163 and the first tonifying Qi hole 162 is respectively positioned on the first component 16
On upper surface, wherein the upper surface of the first component 16 and the downside of cylinder body 14 fit closely.
In second component 17, the second blind hole 171 radial (transverse direction) is arranged, the second connecting hole 173 and the second tonifying Qi hole 172
Axial (vertical) setting, and the lower end in the second connecting hole 173 and the second tonifying Qi hole 172 is respectively positioned on the lower end surface of second component 17
On, wherein the lower end surface of second component 17 and the upper side of cylinder body 14 fit closely.
Wherein, locating part 22 can be individual structural member, as shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, be also possible to rotary
Muffler 21 in compressor, as shown in Figure 4, it can the structure for offseting sound device 21 does corresponding adjustment, allows it to reality
Now to the position-limiting action of sealing element 18.
There is the through-hole 142 being vertically arranged, the lower end of through-hole 142 and the first connecting hole 163 are right on the cylinder body 14 of compression pump
It connects, the upper end of through-hole 142 is docked with the second connecting hole 173, i.e. by being somebody's turn to do between the first connecting hole 163 and the second connecting hole 173
Through-hole 142 realizes connection.
Further, the blowdown pipe 19 of making-up air device passes through the open butt joint of tonifying Qi connecting tube 20 and the first blind hole 161,
In, in the present embodiment, tonifying Qi connecting tube 20 is inserted into the first blind hole 161, and tonifying Qi connecting tube 20 and the first blind hole 161 use
The connection type of interference fit realizes reliable connection.
Further, when carrying out tonifying Qi to rotary compressor, the gas (liquid) that making-up air device generates is through blowdown pipe
19, tonifying Qi connecting tube 20 enters in the first blind hole 161, and a part of gas (liquid) enters rotary through the first tonifying Qi hole 162
Gas compensation function is realized in the cylinder chamber 141 of compressor；Another part gas (liquid) is through the first connecting hole 163, through-hole 142,
Two connecting holes 173 enter in the second blind hole 171, since the opening of the second blind hole 171 is blocked by sealing element 18, into the
Gas (liquid) in two blind holes 171 enters through the second tonifying Qi hole 172 realizes tonifying Qi function in the cylinder chamber 141 of rotary compressor
Energy.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of air supply passage component, for being connected to the cylinder chamber of making-up air device and rotary compressor, which is characterized in that described
Air supply passage component includes the intracorporal first component of shell and second component that the rotary compressor is arranged in；
The first component has the first blind hole, the first tonifying Qi hole being connected to first blind hole and the first connecting hole；
The second component has the second blind hole, the second tonifying Qi hole being connected to second blind hole and the second connecting hole；
Wherein, first tonifying Qi hole and the second tonifying Qi hole are connected to the cylinder chamber of the rotary compressor, and described first connects
Hole is connect to be connected to second connecting hole；
The opening of first blind hole is connected to making-up air device, has the sealing element for blocking its opening in second blind hole.
2. air supply passage component according to claim 1, which is characterized in that first tonifying Qi hole and first connection
The one end in hole all extends to the inner wall of first blind hole, and the other end all extends to the same side of the first component.
3. air supply passage component according to claim 1, which is characterized in that second tonifying Qi hole and second connection
The one end in hole all extends to the inner wall of second blind hole, and the other end all extends to the same side of the second component.
4. air supply passage component according to claim 1, which is characterized in that the air supply passage component further include with it is described
The locating part that second component is fixedly connected, the locating part are fixed on the opening of second blind hole, described close for preventing
Sealing is slipped out of described opening.
5. air supply passage component according to claim 4, which is characterized in that have direction in the opening of second blind hole
The opening keeps out face, and the face of keeping out is abutted with the sealing element, and for limiting the sealing element, to protrude into described second blind
Distance in hole.
6. air supply passage component according to claim 4, which is characterized in that the opening of second blind hole is configured to bore
The funnel-form being gradually increased, the sealing element are configured to taper compatible with the opening shape of second blind hole.
7. air supply passage component according to claim 1, which is characterized in that the periphery of the sealing element has sealing ring.
8. a kind of rotary compressor, including shell are located at the intracorporal compression pump of the shell, driving device and crankshaft；The pressure
Contracting pump includes cylinder body and rolling piston, and the rolling piston is located in the intracorporal cylinder chamber of the cylinder, and the cylinder body has and institute
The suction hole and gas vent of cylinder chamber connection are stated, the driving device is connect by the crankshaft with the rolling piston, special
Sign is that the rotary compressor further includes air supply passage component as claimed in any of claims 1 to 7 in one of claims.
9. rotary compressor according to claim 8, which is characterized in that the first component and second component are method
The first side of the cylinder body is arranged in orchid, the first component, and second side of the cylinder body is arranged in the second component,
In, described second side is the side opposite with first side.
10. rotary compressor according to claim 9, which is characterized in that have on the cylinder body and run through described first
The through-hole of side and described second side, first connecting hole are connected to described through-hole one end, and second connecting hole leads to described
The second end in hole is connected to.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398708.7U CN208831248U (en) | 2018-08-28 | 2018-08-28 | A kind of air supply passage component and rotary compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821398708.7U CN208831248U (en) | 2018-08-28 | 2018-08-28 | A kind of air supply passage component and rotary compressor |
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| Publication Number | Publication Date |
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| CN208831248U true CN208831248U (en) | 2019-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026717A (en) * | 2018-08-28 | 2018-12-18 | 珠海凌达压缩机有限公司 | A kind of air supply passage component and rotary compressor |
-
2018
- 2018-08-28 CN CN201821398708.7U patent/CN208831248U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026717A (en) * | 2018-08-28 | 2018-12-18 | 珠海凌达压缩机有限公司 | A kind of air supply passage component and rotary compressor |
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