CN102678956B - Guide frame and electromagnetic reversing valve - Google Patents
Guide frame and electromagnetic reversing valve Download PDFInfo
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- CN102678956B CN102678956B CN 201210149150 CN201210149150A CN102678956B CN 102678956 B CN102678956 B CN 102678956B CN 201210149150 CN201210149150 CN 201210149150 CN 201210149150 A CN201210149150 A CN 201210149150A CN 102678956 B CN102678956 B CN 102678956B
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- slide block
- leading truck
- block mounting
- main body
- mounting plate
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Abstract
The invention provides a guide frame and an electromagnetic reversing valve.. The guide frame comprises a plate-shaped guide frame main body and a slide block mounting hole formed on the guide frame main body, and slide block mounting plates matched with the mounting parts of a sliding bock are arranged on the two end parts of the slide block mounting hole along the length direction of the guide frame main body. According to the guide frame and the electromagnetic reversing valve, as the slide block mounting plates matched with the mounting parts of the sliding bock are arranged on the two ends of the slide block mounting hole along the length direction of the guide frame main body, the side wall of each slide block mounting plate is matched with the outline of each mounting part of the sliding block, thus the matching area of the guide frame main body and the sliding block can be increased, the pressure applied to unit area of the sliding block is reduced, and the deformation or fragmentation of the sliding block can be avoided.
Description
Technical field
The present invention relates to refrigeration and air-conditioning technical, relate in particular to a kind of leading truck and solenoid directional control valve, belong to art of refrigeration units.
Background technique
In air-conditioning system, use the flow direction of refrigeration agent in the solenoid valve selector valve conversion air-conditioning system usually, to realize the conversion of refrigeration mode and heating mode.
Existing solenoid directional control valve comprises main valve, pilot valve and electromagnetic coil, electromagnetic coil is installed on the pilot valve, realize the commutation of pilot valve by the break-make point of electromagnetic coil, realize the commutation of main valve by the commutation of pilot valve, and by the switching of main valve to pipeline, realize the change of refrigerant flow direction, thereby make air-conditioning system realize that refrigeration in summer, winter heat.
Main valve comprises the slide block of molding and forming and the leading truck that slide block connects.Leading truck comprises leading truck main body and slide block mounting hole, and the leading truck main body is platy structure, and the slide block mounting hole can be rectangle or ellipse.Slide block top is hemispherical dome structure, and the slide block bottom is the assembly department that adapts with slide block mounting hole shape, and the assembly department of slide block is in the slide block mounting hole of leading truck.
When solenoid directional control valve is worked, act on when high-pressure liquid on the piston at leading truck two ends, driving leading truck drive slide block slides in the valve pocket of main valve, because slide block is that moulding and leading truck main body are platy structure, the area of contact of slide block and slide block mounting hole cooperation place is less, thereby the pressure that the unit area of slide block is born is bigger, thereby causes slide block to produce distortion or cracked, and then causes the electromagnetic switch defective valve.
Summary of the invention
The invention provides a kind of leading truck, what be used for to solve prior art leading truck and slide block cooperates area less, the technological deficiency that causes the slide block distortion easily or rupture under the impact of high-pressure liquid.
Leading truck provided by the invention, comprise tabular leading truck main body and the slide block mounting hole that is opened on the described leading truck main body, described slide block mounting hole has the slide block mounting plate that cooperates for the assembly department of slide block along the two end part on the described leading truck principal length direction.
Aforesaid leading truck, described slide block mounting hole is rectangular opening; Described slide block mounting plate is rectangular strip plate structure and perpendicular to described leading truck main body.
Aforesaid leading truck, described slide block mounting plate are the crimp at slide block mounting hole two ends and are structure as a whole with described leading truck main body.
Aforesaid leading truck, the height of described slide block mounting plate equates with the assembly department thickness of described slide block.
Aforesaid leading truck, the assembly department equal in length of the length of described slide block mounting plate and described slide block.
Aforesaid leading truck has the gap between the two ends of described slide block mounting plate and the described leading truck main body.
Aforesaid leading truck, four jiaos of described slide block mounting hole have circular arc part, and the assembly department circular arc of the radian of described circular arc part and described slide block adapts, and cooperates to realize circular arc.
Aforesaid leading truck, described slide block mounting plate upper edge is connected with stiffening plate, and described stiffening plate is vertical with described slide block mounting plate.
Aforesaid leading truck, the slotted eye of described slide block mounting hole, described slide block mounting plate are arc plate structure and perpendicular to described leading truck main body.
The present invention also provides a kind of solenoid directional control valve, comprise main valve, pilot valve and electromagnetic coil, described electromagnetic coil is installed on the described pilot valve, described main valve comprises slide block and described leading truck provided by the invention, the assembly department of described slide block is installed in the slide block mounting hole of described leading truck, and described leading truck and slide block are arranged in the valve pocket of described main valve.
Leading truck provided by the invention and solenoid directional control valve, owing to have the slide block mounting plate that cooperates for the assembly department of slide block along the two end part on the leading truck principal length direction at the slide block mounting hole, the sidewall of slide block mounting plate cooperates with the external frame of the assembly department of slide block, can increase the area that cooperates of leading truck main body and slide block, reduce the pressure that the unit area of slide block is born, can avoid slide block to produce distortion or cracked.
Description of drawings
The structural representation of the leading truck that Fig. 1 provides for first embodiment of the invention;
Fig. 2 is equipped with the schematic representation of slide block for leading truck shown in Figure 1;
Fig. 3 is the plan view of slide block shown in Figure 2;
Fig. 4 is the left view of slide block shown in Figure 3;
The schematic representation of the leading truck that Fig. 5 provides for second embodiment of the invention;
The schematic representation of the leading truck that Fig. 6 provides for third embodiment of the invention;
The schematic representation of the leading truck that Fig. 7 provides for fourth embodiment of the invention;
The schematic representation of the leading truck that Fig. 8 provides for fifth embodiment of the invention.
Reference character:
1-leading truck main body; 2-slide block mounting hole; 3-slide block mounting plate;
The 4-slide block; 41-hemisphere portion; The 42-assembly department;
The 5-breach; The 6-gap; The 7-circular arc part;
The 8-stiffening plate.
Embodiment
With reference to figure 1 and Fig. 2, the structural representation of the leading truck that Fig. 1 provides for the embodiment of the invention; Fig. 2 is equipped with the schematic representation of slide block for leading truck shown in Figure 1.
As illustrated in fig. 1 and 2, the leading truck that present embodiment provides, comprise tabular leading truck main body 1 and the slide block mounting hole 2 that is opened on the leading truck main body 1, slide block mounting hole 2 has the slide block mounting plate 3 that cooperates for the assembly department of slide block along the two end part on leading truck main body 1 length direction.
The leading truck that present embodiment provides, slide block 4 is installed in the slide block mounting hole 2 of leading truck, in actual applications, the two ends of leading truck are equipped with piston, leading truck is arranged in the valve pocket of main valve of solenoid directional control valve, slide in the valve pocket of main valve by piston actuated leading truck and slide block 4, realize the change of refrigerant flow direction, thereby make air-conditioning system realize that refrigeration in summer, winter heat.
Particularly, slide block mounting hole 2 is rectangular opening; Slide block mounting plate 3 is rectangular strip plate structure and perpendicular to leading truck main body 1.
With reference to figure 3 and Fig. 4, Fig. 3 is the plan view of slide block shown in Figure 2; Fig. 4 is the left view of slide block shown in Figure 3.
As shown in Figure 3 and Figure 4, in the present embodiment, slide block 4 comprises the hemisphere portion 41 on top and the assembly department 42 of bottom, and slide block 4 has the hemispheric slide block chamber (not shown) towards assembly department 42 openings.The external frame of assembly department 42 is at the rectangle that is projected as of horizontal plane, and the two ends of assembly department 42 have lug.
In actual applications, the external frame of the assembly department 42 of slide block 4 also can be ellipse in the projection of horizontal plane, the shape of the external frame of the assembly department 42 of the shape of slide block mounting hole 2 and slide block 4 adapts, and satisfies slide block mounting hole 2 and matches with the external frame of assembly department 42.
Preferably, slide block mounting plate 3 is structure as a whole for the crimp at slide block mounting hole 2 two ends and with leading truck main body 1, can adopt the crimp processing technology to process slide block mounting plate 3, edge on the length direction of slide block mounting hole 2 bends out slide block mounting plate 3, slide block 4 is installed in the slide block mounting hole 2, and the external frame of the assembly department 42 of slide block 4 cooperates with the inner side edge of slide block mounting plate 3.
Certainly, slide block mounting hole 2 also can be slotted eye, and slide block mounting plate 3 is arc plate structure and perpendicular to leading truck main body 1.
The leading truck that present embodiment provides, owing to have the slide block mounting plate 3 that cooperates for the assembly department 42 of slide block 4 along the two end part on leading truck main body 1 length direction at slide block mounting hole 2, the madial wall of slide block mounting plate 3 cooperates with the external frame of the assembly department 42 of slide block 4, can increase the area that cooperates of leading truck main body 1 and slide block 4, reduce the pressure that the unit area of slide block 4 is born, can avoid slide block 4 to produce distortion or cracked.
Need to prove that in the above-described embodiments, the height of slide block mounting plate 3 can equate with assembly department 42 thickness of slide block 4, satisfy improve leading truck main body 1 and slide block 4 cooperate area in, can reduce cost of material.
Equally, assembly department 42 equal in length of the length of slide block mounting plate 3 and slide block 4, satisfy to improve leading truck main body 1 and slide block 4 cooperate area in, can reduce cost of material.
With reference to figure 5, the schematic representation of the leading truck that Fig. 5 provides for second embodiment of the invention.
As shown in Figure 5, the leading truck that this enforcement provides is on the basis of above-described embodiment, leading truck has been done further improvement, particularly, have breach 5 between the two ends of slide block mounting plate 3 and the leading truck main body 1, owing between the two ends of slide block mounting plate 3 and leading truck main body 1, be provided with two breach 5, thereby when the crimp moulding, the stress deformation of leading truck main body 1 and slide block mounting plate 3 can be reduced, the machining accuracy of leading truck main body 1 and slide block mounting plate 3 can be improved.
With reference to figure 6, the schematic representation of the leading truck that Fig. 6 provides for third embodiment of the invention.
As shown in Figure 6, the leading truck that this enforcement provides is on the basis of above-described embodiment, leading truck has been done further improvement, particularly, have gap 6 between the two ends of slide block mounting plate 3 and the leading truck main body 1, owing between the two ends of slide block mounting plate 3 and leading truck main body 1, be provided with two gaps 6, thereby when the crimp moulding, the stress deformation of leading truck main body 1 and slide block mounting plate 3 can be reduced, the machining accuracy of leading truck main body 1 and slide block mounting plate 3 can be improved.
In addition, four jiaos of slide block mounting hole 2 have circular arc part 7, and assembly department 42 circular arcs of the radian of circular arc part 7 and slide block 4 adapt, and cooperate to realize circular arc.Slide block mounting hole 2 cooperates with slide block 4 circular arcs, can improve the area of contact of leading truck main body 1 and slide block 4, reduces the pressure that the unit area of slide block 4 is born, and can avoid slide block 4 to produce distortion or cracked.
With reference to figure 7, the schematic representation of the leading truck that Fig. 7 provides for fourth embodiment of the invention.
As shown in Figure 7, the leading truck that present embodiment provides has been done further improvement to leading truck on the basis of above-described embodiment, and particularly, slide block mounting plate 3 upper edges are connected with stiffening plate 8, and stiffening plate 8 is vertical with slide block mounting plate 3.Slide block mounting plate 3 can be for becoming one structure by continuous bending processes with stiffening plate 8, and certainly, slide block mounting plate 3 also can the split welded structure with stiffening plate 8.Because slide block mounting plate 3 is provided with stiffening plate 8, can improve the intensity of slide block mounting plate 3, avoid slide block mounting plate 3 to produce distortion.
With reference to figure 8, the schematic representation of the leading truck that Fig. 8 provides for fifth embodiment of the invention.
As shown in Figure 8, the leading truck that present embodiment provides, slide block mounting plate 3 is the branch body structure with leading truck main body 1, process leading truck main body 1 and slide block mounting plate 3 respectively, slide block mounting plate 3 is welded on the side edge of the length direction of slide block mounting hole 2, slide block 4 is installed in the slide block mounting hole 2, and assembly department 42 external frames of slide block 4 cooperate with the inner side surface of slide block mounting plate 3, can improve the area that cooperates of leading truck main body 1 and slide block 4, reduce the pressure that is subjected on slide block 4 unit areas.In the present embodiment, adopt the slide block mounting plate 3 that divides body structure, can reduce difficulty of processing and the processing cost of slide block mounting plate 3.
The embodiment of the invention also provides a kind of solenoid directional control valve, comprise main valve, pilot valve and electromagnetic coil, electromagnetic coil is installed on the pilot valve, main valve comprises the leading truck that slide block 4 and the above embodiment of the present invention provide, the assembly department 42 of slide block 4 is installed in the slide block mounting hole 2 of leading truck, and leading truck and slide block 4 are arranged in the valve pocket of main valve.
The solenoid directional control valve that present embodiment provides, owing to have the slide block mounting plate 3 that cooperates for the assembly department 42 of slide block 4 along the two end part on leading truck main body 1 length direction at slide block mounting hole 2, the sidewall of slide block mounting plate 3 cooperates with the external frame of the assembly department 42 of slide block 4, can increase the area that cooperates of leading truck main body 1 and slide block 4, reduce the pressure that the unit area of slide block 4 is born, can avoid slide block 4 to produce distortion or cracked.
It should be noted that at last: above each embodiment is not intended to limit only in order to technological scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technological scheme.
Claims (10)
1. leading truck, comprise tabular leading truck main body and the slide block mounting hole that is opened on the described leading truck main body, it is characterized in that described slide block mounting hole has the slide block mounting plate that cooperates for the assembly department of slide block along the two end part on the described leading truck principal length direction.
2. leading truck according to claim 1 is characterized in that, described slide block mounting hole is rectangular opening; Described slide block mounting plate is rectangular strip plate structure and perpendicular to described leading truck main body.
3. leading truck according to claim 1 and 2 is characterized in that, described slide block mounting plate is the crimp at slide block mounting hole two ends and is structure as a whole with described leading truck main body.
4. leading truck according to claim 3 is characterized in that, the height of described slide block mounting plate equates with the assembly department thickness of described slide block.
5. leading truck according to claim 3 is characterized in that, the assembly department equal in length of the length of described slide block mounting plate and described slide block.
6. leading truck according to claim 3 is characterized in that, has the gap between the two ends of described slide block mounting plate and the described leading truck main body.
7. leading truck according to claim 6 is characterized in that, four jiaos of described slide block mounting hole have circular arc part, and the assembly department circular arc of the radian of described circular arc part and described slide block adapts, and cooperates to realize circular arc.
8. leading truck according to claim 3 is characterized in that, described slide block mounting plate upper edge is connected with stiffening plate, and described stiffening plate is vertical with described slide block mounting plate.
9. leading truck according to claim 1 is characterized in that, described slide block mounting hole is slotted eye, and described slide block mounting plate is arc plate structure and perpendicular to described leading truck main body.
10. solenoid directional control valve, comprise main valve, pilot valve and electromagnetic coil, described electromagnetic coil is installed on the described pilot valve, it is characterized in that, described main valve comprises slide block and each described leading truck of claim 1-9, the assembly department of described slide block is installed in the slide block mounting hole of described leading truck, and described leading truck and slide block are arranged in the valve pocket of described main valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210149150 CN102678956B (en) | 2012-05-14 | 2012-05-14 | Guide frame and electromagnetic reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210149150 CN102678956B (en) | 2012-05-14 | 2012-05-14 | Guide frame and electromagnetic reversing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102678956A CN102678956A (en) | 2012-09-19 |
| CN102678956B true CN102678956B (en) | 2013-10-09 |
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ID=46811312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210149150 Active CN102678956B (en) | 2012-05-14 | 2012-05-14 | Guide frame and electromagnetic reversing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102678956B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201041245Y (en) * | 2007-06-15 | 2008-03-26 | 浙江盾安精工集团有限公司 | Electromagnetic change-over valve guide frame |
| CN101319734A (en) * | 2007-06-04 | 2008-12-10 | 浙江三花制冷集团有限公司 | Piston link lever of four-way reversing valve |
| CN102207206A (en) * | 2010-03-31 | 2011-10-05 | 浙江三花制冷集团有限公司 | Electromagnetic reversing valve |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000046214A (en) * | 1998-07-29 | 2000-02-18 | Pacific Ind Co Ltd | Four-way switching valve |
| JP2001304438A (en) * | 2000-04-21 | 2001-10-31 | Daikin Ind Ltd | Four way selector valve |
| JP2009041636A (en) * | 2007-08-08 | 2009-02-26 | Fuji Koki Corp | Valve element for four-way switching valve |
-
2012
- 2012-05-14 CN CN 201210149150 patent/CN102678956B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319734A (en) * | 2007-06-04 | 2008-12-10 | 浙江三花制冷集团有限公司 | Piston link lever of four-way reversing valve |
| CN201041245Y (en) * | 2007-06-15 | 2008-03-26 | 浙江盾安精工集团有限公司 | Electromagnetic change-over valve guide frame |
| CN102207206A (en) * | 2010-03-31 | 2011-10-05 | 浙江三花制冷集团有限公司 | Electromagnetic reversing valve |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2000-46214A 2000.02.18 |
| JP特开2001-304438A 2001.10.31 |
| JP特开2009-41636A 2009.02.26 |
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| Publication number | Publication date |
|---|---|
| CN102678956A (en) | 2012-09-19 |
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Effective date of registration: 20151012 Address after: 400052 Chongqing City, North Kowloon Park Huafu Road No. 306 B2 Patentee after: CHONGQING HUACHAO METAL CO., LTD. Address before: 311835 Zhuji Industrial Zone, Zhejiang, Shaoxing Patentee before: Zhejiang Dunan Artificial Environment Co., Ltd. |