CN108098102B - Temperature sensing bulb sleeve welding device - Google Patents
Temperature sensing bulb sleeve welding device Download PDFInfo
- Publication number
- CN108098102B CN108098102B CN201711377410.8A CN201711377410A CN108098102B CN 108098102 B CN108098102 B CN 108098102B CN 201711377410 A CN201711377410 A CN 201711377410A CN 108098102 B CN108098102 B CN 108098102B
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- welding
- mounting hole
- thermobulb
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
Abstract
The invention provides a device for welding a temperature sensing bulb sleeve, which is used for welding a temperature sensing bulb on a pipe body and comprises a frame body, a bearing part and a fixing part, wherein the frame body is provided with a support part and a support part; the temperature sensing bulb can be placed on the supporting component, and the tube body can be connected to the fixing component; the equal all swing joint of bearing part and fixed part is on the support body, and bearing part and fixed part can relative motion to it is corresponding with the body to make the temperature sensing package. The invention has the advantages that the tube body and the thermal bulb can be accurately corresponding, the production efficiency is improved, and the welding quality is ensured.
Description
Technical Field
The invention relates to the technical field of household appliance manufacturing, in particular to a device for welding a thermal bulb sleeve.
Background
At present in the manufacture process of an air conditioner, when a temperature sensing sleeve of a gas collecting pipe assembly is welded, the welding mode of a single welding spot of the temperature sensing sleeve is as follows: a general worker uses a special tool to pick up the temperature sensing bulb sleeve to the welding position of the gas collecting tube, and a welder holds a welding gun to perform brazing welding on the temperature sensing bulb sleeve, so that the two workers are matched, and the working efficiency is low; meanwhile, due to the problem of the matching degree of different individuals, insufficient solder is added, the sleeve is not welded stably, and the welding quality cannot be guaranteed during brazing.
Disclosure of Invention
The invention mainly aims to provide a thermal bulb sleeve welding device which can enable a pipe body and a thermal bulb to accurately correspond to each other, so that the production efficiency is improved, and the welding quality is guaranteed.
The invention provides a device for welding a temperature sensing bulb sleeve, which is used for welding a temperature sensing bulb on a pipe body and comprises a frame body, a bearing part and a fixing part, wherein the frame body is provided with a support part and a support part;
the temperature sensing bulb can be placed on the supporting part, and the pipe body can be connected to the fixing part;
the supporting part with the equal swing joint of fixed part is in on the support body, the supporting part with the fixed part can relative motion, so that the thermal bulb with the body is corresponding.
Preferably, the number of the supporting members is two or more, and the number of the fixing members is equal to that of the supporting members and corresponds to that of the supporting members.
Preferably, the device further comprises a first mounting frame and a second mounting frame;
the bearing part is connected on the first mounting bracket, fixed part is connected on the second mounting bracket, be provided with the connecting hole on the support body, the connecting hole is the slot hole that extends along the horizontal direction, first mounting bracket with the second mounting bracket homoenergetic is connected on the connecting hole to the both homoenergetic can be followed the extending direction motion of connecting hole, so that first mounting bracket with the second mounting bracket is close to or keeps away from on the horizontal direction.
Preferably, the connecting device comprises a first connecting bolt, the first mounting frame comprises a first mounting plate, and a first connecting through hole is formed in the first mounting plate;
the first connecting bolt can penetrate through the first connecting through hole and the connecting hole, and the first mounting plate is fixed on the frame body through matching with the nut.
Preferably, the first mounting plate is provided with a first protrusion, and the first protrusion extends into the connecting hole and can move along the extending direction of the connecting hole.
Preferably, the first mounting bracket further comprises a first positioning rod;
the bearing part is connected on the first locating rod, be provided with first mounting hole on the first mounting panel, first mounting hole is the slot hole that extends along vertical direction, first locating rod is connected on the first mounting hole, and can follow the extending direction motion of first mounting hole, in order to drive the bearing part is at vertical direction motion.
Preferably, the first mounting frame further comprises a first connecting screw;
the first connecting screw rod is fixedly connected to the first positioning rod and penetrates through the first mounting hole, the first connecting screw rod can move in the first mounting hole along the extending direction of the first mounting hole, the position of the bearing component is adjusted through the first positioning rod, and when the position of the bearing component is accurately adjusted, the first connecting screw rod is fixed to the first mounting hole through matching with a nut.
Preferably, said supporting member comprises a tray and a third connecting screw;
the tray is fixedly connected to the third connecting screw rod and can support the thermal bulb, a third mounting hole is formed in the first positioning rod, and the third mounting hole is a long hole extending along the axial direction of the first positioning rod;
the third connecting screw rod penetrates through the third mounting hole and can move along the extending direction of the third mounting hole to adjust the position of the temperature sensing bulb, and when the third connecting screw rod moves to the position where the temperature sensing bulb can accurately correspond to the pipe body, the third connecting screw rod is fixed on the third mounting hole through matching with a nut.
Preferably, the mounting device comprises a second connecting bolt, the second mounting frame comprises a second mounting plate, and a second connecting through hole is formed in the second mounting plate;
the second connecting bolt can penetrate through the second connecting through hole and the connecting hole, and the second mounting plate is fixed on the frame body through matching with the nut.
Preferably, the second mounting plate is provided with a second protrusion, and the second protrusion extends into the connecting hole and can move along the extending direction of the connecting hole.
Preferably, the second mounting bracket further comprises a second positioning rod;
the fixed part is connected on the second locating lever, be provided with the second mounting hole on the second mounting panel, the second mounting hole is the slot hole that extends along vertical direction, the second locating lever is connected on the second mounting hole, and can follow the extending direction motion of second mounting hole, in order to drive the fixed part is at vertical direction motion.
Preferably, the second mounting frame further comprises a second connecting screw;
the second connecting screw rod is fixedly connected to the second positioning rod and penetrates through the second mounting hole, the second connecting screw rod can rotate in the second mounting hole and/or move along the extending direction of the second mounting hole, so that the position of the fixing component can be adjusted through the second positioning rod, and when the position of the fixing component is accurately adjusted, the second connecting screw rod is fixed to the second mounting hole through matching with a nut.
Preferably, a circulation channel which can be communicated with an external nitrogen source is arranged inside the second positioning rod, and an air outlet is formed in the surface of the second positioning rod by the circulation channel;
the fixing part is provided with an air vent correspondingly connected with the air outlet, and when the pipe body is connected to the fixing part, the pipe orifice of the pipe body is correspondingly connected to the air vent, so that nitrogen in the circulation channel can flow into the pipe body through the air vent.
Preferably, the fixing part is provided with a holding tank, the holding tank is cylindrical, the vent hole is formed in the bottom wall of the holding tank, so that the pipe body can extend into the holding tank, and the pipe orifice of the pipe body is correspondingly connected to the vent hole.
According to the welding device for the temperature sensing bulb sleeve, the supporting part and the fixing part can be movably connected to the frame body, and the supporting part and the fixing part can move relatively, so that the temperature sensing bulb and the tube body correspond to each other.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an embodiment of a thermal bulb sleeve welding apparatus according to the present invention;
FIG. 2 is a schematic view of the first mounting plate of FIG. 1;
fig. 3 is a sectional view showing a state where the fixing member and the second positioning rod of fig. 1 are connected.
In the figure: 1. a frame body; 11. connecting holes; 2. a supporting member; 21. a tray; 22. a third connecting screw rod; 3. a fixing member; 31. a vent hole; 32. accommodating grooves; 4. a first mounting bracket; 41. a first mounting plate; 411. a first connecting through hole; 412. a first protrusion; 413. a first mounting hole; 42. a first positioning rod; 421. a third mounting hole; 43. a first connecting screw; 5. a second mounting bracket; 51. a second mounting plate; 511. a second mounting hole; 52. a second positioning rod; 521. a flow-through channel; 522. an air outlet; 53. a second connecting screw; 6. the first connecting bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
As shown in fig. 1, a thermal bulb sleeve welding apparatus for welding a thermal bulb (not shown) to a tube (not shown) includes a frame body 1, a supporting member 2, and a fixing member 3. In actual use, the bulb is placed on the support member 2, and the tube can be connected to the fixing member 3. Wherein the equal swing joint of bearing part 2 and fixed part 3 is on support body 1, and bearing part 2 and fixed part 3 can relative motion to the position that makes thermal bulb and body is corresponding, brazes to thermal bulb and body. Adopt such mode can fix a position the thermal bulb through bearing part 2, fix a position the body through fixed part 3 simultaneously, and then can accurately correspond between messenger's thermal bulb and the body, not only improved production efficiency for prior art, made welding quality obtain guaranteeing moreover. Specifically, the number of the supporting members 2 is two or more, and the number of the fixing members 3 is equal to that of the supporting members 2, and corresponds to one another.
As an embodiment, as shown in fig. 1, a first mounting frame 4 and a second mounting frame 5 are further included. Bearing part 2 is connected on first mounting bracket 4, and fixed part 3 is connected on second mounting bracket 5, is provided with connecting hole 11 on the support body 1, and connecting hole 11 is the slot hole that extends along the horizontal direction, and first mounting bracket 4 and second mounting bracket 5 homoenergetic are connected on connecting hole 11 to the both homoenergetic can be followed the extending direction motion of connecting hole 11, so that first mounting bracket 4 and second mounting bracket 5 are close to or keep away from on the horizontal direction. In this way, the first mounting frame 4 and the second mounting frame 5 can respectively drive the bearing part 2 and the fixing part 3 to move in the horizontal direction so as to adjust the relative position between the thermal bulb and the tube body in the horizontal direction.
Specifically, as shown in fig. 1, the first connecting bolt 6 is included, the first mounting bracket 4 includes a first mounting plate 41, and a first connecting through hole 411 is provided on the first mounting plate 41. The first connection bolt 6 can be inserted into the first connection through hole 411 and the connection hole 11, and fixes the first mounting plate 41 to the frame body 1 by being engaged with a nut. Preferably, as shown in fig. 1 and 2, the first mounting plate 41 is provided with a first protrusion 412, and the first protrusion 412 extends into the connection hole 11 and can move along the extending direction of the connection hole 11.
Further, the first mounting frame 4 further includes a first positioning rod 42, the support member 2 is connected to the first positioning rod 42, a first mounting hole 413 is formed in the first mounting plate 41, the first mounting hole 413 is a long hole extending in the vertical direction, the first positioning rod 42 is connected to the first mounting hole 413, and the support member 2 can move in the vertical direction along the extending direction of the first mounting hole 413. The connection between the first positioning rod 42 and the first mounting plate 41 can be as shown in fig. 1, and the first mounting frame 4 further includes a first connection screw 43. The first connecting screw 43 is fixedly connected to the first positioning rod 42 and is inserted into the first mounting hole 413, the first connecting screw 43 can move in the first mounting hole along the extending direction of the first mounting hole 413, so as to adjust the position of the supporting member 2 through the first positioning rod 42, and after the position of the supporting member 2 is accurately adjusted, the first connecting screw 43 is fixed to the first mounting hole 413 through matching with a nut. In this way, the first positioning rod 42 can move the support element 2 in the vertical direction to adjust the position of the bulb in the vertical direction.
Specifically, as shown in fig. 1, the holding member 2 includes a tray 21 and a third connecting screw 22. The tray 21 is fixedly connected to the third connecting screw 22 and can support the thermal bulb, that is, the thermal bulb is prevented from being placed on the tray 21, the first positioning rod 42 is provided with a third mounting hole 421, and the third mounting hole 421 is a long hole extending in the axial direction of the first positioning rod 42. The third connecting screw 22 is arranged in the third mounting hole 421 in a penetrating manner, and can move along the extending direction of the third mounting hole 421 to adjust the position of the thermal bulb, and when the third connecting screw 22 moves to the position where the thermal bulb and the tube body accurately correspond, the third connecting screw 22 is fixed on the third mounting hole 421 through matching with a nut. In this way, the adjustment of the position of the bulb can be made more precise, while at the same time a reliable fixing between the support element 2 and the first positioning rod 42 can be ensured.
As an embodiment, as shown in fig. 1, a second connection bolt (not shown) is included, the second mounting bracket 5 includes a second mounting plate 51, and a second connection through hole (not shown) is provided on the second mounting plate 51. The second connecting bolt can be arranged in the second connecting through hole and the connecting hole 11 in a penetrating way, and the second mounting plate 51 is fixed on the frame body 1 through matching with the nut. Preferably, the second mounting plate 51 is provided with a second protrusion (not shown) which protrudes into the connection hole 11 and can move in the extending direction of the connection hole 11.
Further, the second mounting bracket 5 further includes a second positioning rod 52, the fixing component 3 is connected to the second positioning rod 52, a second mounting hole 511 is formed in the second mounting plate 51, the second mounting hole 511 is a long hole extending in the vertical direction, and the second positioning rod 52 is connected to the second mounting hole 511 and can move in the extending direction of the second mounting hole 511 to drive the fixing component 3 to move in the vertical direction. The specific connection manner between the second positioning rod 52 and the second mounting plate 51 can be as shown in fig. 1, the second mounting rack 5 further includes a second connecting screw 53, the second connecting screw 53 is fixedly connected to the second positioning rod 52 and penetrates through the second mounting hole 511, the second connecting screw 53 can rotate in the second mounting hole and/or move along the extending direction of the second mounting hole 511, so as to adjust the position of the fixing component through the second positioning rod 52, and when the position of the fixing component is accurately adjusted, the second connecting screw 53 is fixed on the second mounting hole 511 through being matched with a nut. Therefore, the angle of the pipe body can be changed by driving the second positioning rod 52 through the second connecting screw rod 53, the fixing part 3 can be driven to move in the vertical direction through the second positioning rod 52, the position of the pipe body in the vertical direction can be adjusted, and the position of the pipe body is more accurate.
As an embodiment, as shown in fig. 3, a flow passage 521 that can communicate with an external nitrogen gas source is provided inside the second positioning rod 52, and the flow passage 521 forms an air outlet 522 on the surface of the second positioning rod 52. The fixing member 3 is provided with a vent hole 31 correspondingly connected to the air outlet 522, and when the tube body is connected to the fixing member 3, the mouth of the tube body is correspondingly connected to the vent hole 31, so that the nitrogen gas in the flow channel 521 can flow into the tube body through the vent hole 31. Adopt such mode can be in the welding process of body and thermal bulb, fill nitrogen gas into the body, reached the cold effect of protection. Further, as shown in fig. 3, the fixing member 3 is provided with a receiving groove 32, the receiving groove 32 is cylindrical, the vent hole 31 is provided on the bottom wall of the receiving groove 32, so that the tube body can extend into the receiving groove 32, and the tube mouth of the tube body is correspondingly connected to the vent hole 31. Can restrict the position of body through holding tank 32 like this, make the mouth of pipe of body can correspond with air vent 31 accuracy.
The embodiment of the invention has the advantages that the tube body and the thermal bulb can accurately correspond to each other, the production efficiency is improved, and the welding quality is ensured.
The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (13)
1. The utility model provides a bulb sleeve pipe welding set for with the bulb welding on the body, its characterized in that:
comprises a frame body (1), a bearing part (2), a second mounting rack (5) and a fixing part (3);
the bulb can be placed on the supporting part (2), and the tube body can be connected to the fixing part (3);
the supporting part (2) and the fixing part (3) can be movably connected to the frame body (1), and the supporting part (2) and the fixing part (3) can move relatively to enable the thermal bulb to correspond to the pipe body;
the second mounting bracket (5) further comprises a second positioning rod (52);
a flow channel (521) capable of being communicated with an external nitrogen source is arranged inside the second positioning rod (52), and an air outlet (522) is formed in the surface of the second positioning rod (52) by the flow channel (521);
the fixing part (3) is provided with a vent hole (31) correspondingly connected with the air outlet (522), and when the pipe body is connected to the fixing part (3), the pipe opening of the pipe body is correspondingly connected to the vent hole (31), so that nitrogen in the circulation channel (521) can flow into the pipe body through the vent hole (31).
2. The apparatus for welding a thermobulb sleeve according to claim 1, characterized in that:
the number of the bearing parts (2) is more than two, and the number of the fixed parts (3) is equal to that of the bearing parts (2) and corresponds to that of the bearing parts one by one.
3. The apparatus for welding a thermobulb sleeve according to claim 1 or 2, characterized in that:
the device also comprises a first mounting frame (4) and a second mounting frame (5);
bearing part (2) is connected on first mounting bracket (4), fixed part (3) are connected on second mounting bracket (5), be provided with connecting hole (11) on support body (1), connecting hole (11) are the slot hole that extends along the horizontal direction, first mounting bracket (4) with second mounting bracket (5) homoenergetic is connected on connecting hole (11), and the both homoenergetic is followed the extending direction motion of connecting hole (11), so that first mounting bracket (4) with second mounting bracket (5) are close to or keep away from in the horizontal direction.
4. The apparatus for welding a thermobulb sleeve according to claim 3, characterized in that:
the connecting device comprises a first connecting bolt (6), the first mounting frame (4) comprises a first mounting plate (41), and a first connecting through hole (411) is formed in the first mounting plate (41);
the first connecting bolt (6) can penetrate through the first connecting through hole (411) and the connecting hole (11), and the first mounting plate (41) is fixed on the frame body (1) through matching with a nut.
5. The apparatus for welding a thermobulb sleeve according to claim 4, characterized in that:
the first mounting plate (41) is provided with a first protrusion (412), and the first protrusion (412) extends into the connecting hole (11) and can move along the extending direction of the connecting hole (11).
6. The apparatus for welding a thermobulb sleeve according to claim 4, characterized in that:
the first mounting frame (4) further comprises a first positioning rod (42);
bearing part (2) are connected on first locating lever (42), be provided with first mounting hole (413) on first mounting panel (41), first mounting hole (413) are the slot hole that extends along vertical direction, first locating lever (42) are connected on first mounting hole (413), and can follow the extending direction motion of first mounting hole (413), in order to drive bearing part (2) are at vertical direction motion.
7. The apparatus for welding a thermobulb sleeve according to claim 6, characterized in that:
the first mounting frame (4) further comprises a first connecting screw (43);
the first connecting screw rod (43) is fixedly connected to the first positioning rod (42) and penetrates through the first mounting hole (413), the first connecting screw rod (43) can move in the first mounting hole (413) along the extending direction of the first mounting hole (413), so that the position of the bearing component (2) is adjusted through the first positioning rod (42), and when the position of the bearing component (2) is accurately adjusted, the first connecting screw rod (43) is fixed to the first mounting hole (413) through matching with a nut.
8. The apparatus for welding a thermobulb sleeve according to claim 6, characterized in that:
the supporting part (2) comprises a tray (21) and a third connecting screw rod (22);
the tray (21) is fixedly connected to the third connecting screw rod (22) and can support the thermal bulb, a third mounting hole (421) is formed in the first positioning rod (42), and the third mounting hole (421) is a long hole extending along the axial direction of the first positioning rod (42);
the third connecting screw rod (22) penetrates through the third mounting hole (421), can move along the extending direction of the third mounting hole (421), adjusts the position of the temperature sensing bulb, and when the third connecting screw rod (22) moves to a position where the temperature sensing bulb and the pipe body accurately correspond to each other, the third connecting screw rod (22) is fixed on the third mounting hole (421) through matching with a nut.
9. The apparatus for welding a thermobulb sleeve according to claim 3, characterized in that:
the mounting structure comprises a second connecting bolt, the second mounting frame (5) comprises a second mounting plate (51), and a second connecting through hole is formed in the second mounting plate (51);
the second connecting bolt can penetrate through the second connecting through hole and the connecting hole (11), and the second mounting plate (51) is fixed on the frame body (1) through matching with a nut.
10. The apparatus for welding a thermobulb sleeve according to claim 9, characterized in that:
the second mounting plate (51) is provided with a second protrusion, and the second protrusion extends into the connecting hole (11) and can move along the extending direction of the connecting hole (11).
11. The apparatus for welding a thermobulb sleeve according to claim 9, characterized in that:
fixed part (3) are connected on second locating lever (52), be provided with second mounting hole (511) on second mounting panel (51), second mounting hole (511) are the slot hole that extends along vertical direction, second locating lever (52) are connected on second mounting hole (511), and can follow the extending direction motion of second mounting hole (511), in order to drive fixed part (3) are at the motion of vertical direction.
12. The apparatus for welding a thermobulb sleeve according to claim 11, wherein:
the second mounting frame (5) further comprises a second connecting screw (53);
the second connecting screw rod (53) is fixedly connected to the second positioning rod (52) and penetrates through the second mounting hole (511), the second connecting screw rod (53) can rotate in the second mounting hole (511) and/or move along the extending direction of the second mounting hole (511) so as to adjust the position of the fixing component through the second positioning rod (52), and when the position of the fixing component is accurately adjusted, the second connecting screw rod (53) is fixed on the second mounting hole (511) through being matched with a nut.
13. The apparatus for welding a thermobulb sleeve according to claim 12, wherein:
be provided with holding tank (32) on fixed part (3), the shape of holding tank (32) is cylindrical, air vent (31) set up on the diapire of holding tank (32), make the body can stretch into in holding tank (32), and the mouth of pipe of body corresponds the connection on air vent (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377410.8A CN108098102B (en) | 2017-12-19 | 2017-12-19 | Temperature sensing bulb sleeve welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711377410.8A CN108098102B (en) | 2017-12-19 | 2017-12-19 | Temperature sensing bulb sleeve welding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108098102A CN108098102A (en) | 2018-06-01 |
| CN108098102B true CN108098102B (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711377410.8A Active CN108098102B (en) | 2017-12-19 | 2017-12-19 | Temperature sensing bulb sleeve welding device |
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| CN (1) | CN108098102B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109551149B (en) * | 2018-12-15 | 2020-08-04 | 金国达科技（湖南）有限公司 | Central air conditioning discharge welding set of accurate location |
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| CN206653084U (en) * | 2017-04-26 | 2017-11-21 | 夏镇磊 | A kind of welded still pipe detection lifting rotating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201744768U (en) * | 2010-07-12 | 2011-02-16 | 珠海格力电器股份有限公司 | Cube valve component braze welding spraying device |
| CN103389167A (en) * | 2012-05-08 | 2013-11-13 | 珠海格力电器股份有限公司 | Temperature wrap assembly, air conditioner with same and dehumidifier with same |
| CN203356940U (en) * | 2013-07-05 | 2013-12-25 | 珠海格力电器股份有限公司 | Temperature wrap sleeve positioning device |
| CN203518056U (en) * | 2013-10-23 | 2014-04-02 | 珠海格力电器股份有限公司 | Pipe fitting positioning device |
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| CN206653084U (en) * | 2017-04-26 | 2017-11-21 | 夏镇磊 | A kind of welded still pipe detection lifting rotating device |
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| Publication number | Publication date |
|---|---|
| CN108098102A (en) | 2018-06-01 |
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