CN210866722U - Novel plug-in type thermal expansion device - Google Patents
Novel plug-in type thermal expansion device Download PDFInfo
- Publication number
- CN210866722U CN210866722U CN201922473960.0U CN201922473960U CN210866722U CN 210866722 U CN210866722 U CN 210866722U CN 201922473960 U CN201922473960 U CN 201922473960U CN 210866722 U CN210866722 U CN 210866722U
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- China
- Prior art keywords
- slide
- sheet
- wire track
- slide wire
- copper sheet
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- Expired - Fee Related
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 124
- 229910052802 copper Inorganic materials 0.000 claims abstract description 124
- 239000010949 copper Substances 0.000 claims abstract description 124
- 238000005096 rolling process Methods 0.000 claims description 32
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 230000008602 contraction Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005404 monopole Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The utility model relates to a novel plug-in type thermal energy device, including first slide-wire track and second slide-wire track, be equipped with flexible subassembly between first slide-wire track and the second slide-wire track, flexible subassembly includes first copper sheet and second copper sheet, has all seted up the spout on the corresponding position of second copper sheet and first copper sheet, installs sliding connection subassembly jointly in the spout on the second copper sheet and the first copper sheet. In the utility model, when the environmental temperature is higher, the first copper sheet and the second copper sheet move in opposite directions, so that the extension amount of the two slide wire tracks in the length direction after being heated is absorbed, the internal stress of the two slide wire tracks is eliminated, and the probability that the two slide wire tracks deform due to extrusion is avoided; when the ambient temperature is lower, first copper sheet and second copper sheet move back to each other to this shrink in length direction after having compensated two slide-wire tracks and having met cold, thereby avoided the condition that the junction of two slide-wire tracks breaks off, be favorable to making the smooth operation of collector brush.
Description
Technical Field
The utility model belongs to the technical field of the wiping line technique and specifically relates to a novel plug-in type thermal energy device is related to.
Background
The trolley line is a device for supplying power to mobile equipment, and consists of two parts: a slide wire guide rail (a fixed part is connected with a power supply, generally, the guide rail is formed by connecting single guide rails with the length of 6 meters per guide rail) and a current collector (a sliding part can slide on or in the slide wire guide rail and is in contact with a copper bar to take electricity, and the current collector is used for being connected with a mobile device). The trolley line is widely applied to lifting and transporting equipment such as bridge cranes, gantry cranes, electric hoists and the like.
In the installation process of the monopole combined type safety slide wire, a single slide wire with the length of 6m is connected together through a special slide wire connector to form a whole circuit, and a gap can not be formed at the connector position so as to ensure that the current collector electric brush runs stably when passing through the connector. Due to the existence of expansion with heat and contraction with cold, the slide wire is heated and stretched under the condition of higher environmental temperature, and the change generated in the length direction cannot be released, so that the slide wire is extruded and deformed by strong internal stress; at a lower ambient temperature, the slide wire shrinks when being cooled, the internal stress generated by the shrinkage is larger than the connection strength of the joint, and then the slide wire is pulled apart at the joint to generate cracks. When the length of the electric path exceeds 100m, the influence caused by the expansion and contraction phenomena is more serious.
Whether the slide wire is extruded and deformed or a crack is generated at a joint, the stable operation of the current collector electric brush in the slide wire groove is seriously influenced, great hidden danger is brought to the power supply safety of mobile equipment, and the failure rate of the mobile equipment is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel plug-in type thermal energy device, it can effectively eliminate because the slide wire that monopole combination formula safety slide wire expend with heat and contract with cold and cause receives extrusion deformation or joint department to produce cracked problem.
The above technical purpose of the present invention can be achieved by the following technical solutions: the novel plug-in type thermal expansion device comprises a first slide wire track and a second slide wire track, wherein a telescopic assembly used for connecting the first slide wire track and the second slide wire track is arranged between the first slide wire track and the second slide wire track, the telescopic assembly comprises a first copper sheet extending into the first slide wire track and a second copper sheet extending into the second slide wire track, the first copper sheet and the second copper sheet are respectively provided with a plurality of pieces, a first fixing sheet is fixed between the first copper sheet and the inner side wall of the first slide wire track and between the first copper sheet and the adjacent first copper sheet, the second copper sheet and the first copper sheet are arranged in a staggered mode, the position of the first fixing sheet corresponds to the position of the second copper sheet, a second fixing sheet is fixed between the adjacent second copper sheets, the position of the second fixing sheet corresponds to the position of the first copper sheet, and sliding grooves are formed in the corresponding positions of the first copper sheet, the second copper sheet, the first fixing sheet and the second fixing sheet, and a sliding connection assembly for connecting the first copper sheet and the second copper sheet is arranged in the sliding groove.
By adopting the technical scheme, the first copper sheet is matched with the second copper sheet so as to connect the first slide line track with the second slide line track, the first copper sheet and the second copper sheet are jointly provided with the sliding groove, and the first copper sheet is connected with the second copper sheet through the sliding connection assembly, so that the first copper sheet and the second copper sheet can slide relatively, when the environmental temperature is higher, the first copper sheet moves to one side of the second slide line track, and meanwhile, the second copper sheet moves to one side of the first slide line track, so that the extension amount of the two slide line tracks in the length direction after being heated is absorbed, the internal stress of the two slide line tracks is eliminated, and the probability that the two slide line tracks deform due to extrusion is avoided; when the ambient temperature is lower, the first copper sheet moves to one side of being far away from the second slide wire track, and the second copper sheet moves to one side of being far away from the first slide wire track, so that the shrinkage of the two slide wire tracks in the length direction after being cooled is compensated, the situation that the joints of the two slide wire tracks are broken is avoided, and the stable running of the electric brush of the collector is facilitated.
The utility model discloses further set up to: the sliding connection assembly comprises a rolling shaft which penetrates through the sliding groove and is in rolling connection with the sliding groove and limiting pieces which are sleeved at two ends of the rolling shaft and fixed with the rolling shaft, and the surface of one side, close to the second copper sheet, of each limiting piece is attached to the side wall of the second copper sheet.
By adopting the technical scheme, the rolling shaft is in rolling connection with the sliding groove, and the two limiting pieces are respectively attached to the side walls of the second copper sheets on the two sides, so that the first copper sheet and the second copper sheet can slide in a reciprocating manner along the length direction of the first slide line track, and the plug-in type thermal expansion device is favorable for eliminating the problem that the slide line is extruded and deformed or a joint is cracked due to expansion with heat and contraction with cold of the single-pole combined type safe slide line.
The utility model discloses further set up to: the inner surface of the sliding groove and the arc-shaped surface of the outer side of the rolling shaft are both provided with chromium coatings.
By adopting the technical scheme, the chromium has higher hardness and is plated on the inner surface of the sliding chute and the outer arc surface of the rolling shaft, so that the wear resistance of the inner surface of the sliding chute and the outer arc surface of the rolling shaft is enhanced, and the wear between the inner surface of the sliding chute and the outer arc surface of the rolling shaft is reduced.
The utility model discloses further set up to: the telescopic assembly further comprises a first bearing sheet extending into the first slide wire track and a second bearing sheet extending into the second slide wire track, the width of the first bearing sheet is equal to that of the second bearing sheet, the width of the first bearing sheet is smaller than that of the first copper sheet, and the end, far away from the second slide wire track, of the first bearing sheet and the end, far away from the first slide wire track, of the second bearing sheet are provided with guide connection parts.
Through adopting above-mentioned technical scheme, through setting up first splicing and the second splicing that holds, first splicing and the second holds the splicing and all adopts the copper sheet to make, has good electric conductive property to this makes this novel plug-in type thermal expansion device's electric energy holding capacity can increase.
The utility model discloses further set up to: and the first slide wire track and the second slide wire track are both provided with a fixing component for fixing the conductive strips.
By adopting the technical scheme, the conductive belt has good conductive function, so that the electric energy accommodating capacity of the novel plug-in type thermal expansion device is further increased.
The utility model discloses further set up to: the conductive belt is woven by copper braided wires.
Through adopting above-mentioned technical scheme, weave into the conduction band through the copper braided wire and both have good electric conductivity and have good flexible performance.
The utility model discloses further set up to: the fixing assembly comprises a second threaded rod fixed on the first slide wire track or the second slide wire track, a connecting piece fixed with the end part of the conductive strip and a second nut sleeved on the second threaded rod and in threaded connection with the second threaded rod, and a through hole for the second threaded rod to pass through is formed in the connecting piece.
Through adopting above-mentioned technical scheme, when installation conductive area, the staff only need pass the perforation with the second threaded rod, screws up the second nut afterwards, can accomplish the installation work of conductive area, is favorable to promoting the installation rate that the staff installed conductive area.
The utility model discloses further set up to: first threaded rods are fixed on the first slide wire track and the second slide wire track respectively, and first nuts in threaded connection with the first threaded rods are sleeved on the first threaded rods.
Through adopting above-mentioned technical scheme, when installing first slide-wire track or second slide-wire track, the staff only needs to pass the mounting hole on the angle steelframe with first threaded rod, screws up first nut afterwards, can fix first slide-wire track and second slide-wire track.
To sum up, the utility model discloses a beneficial technological effect does:
in the scheme, when the environmental temperature is higher, the first copper sheet and the second copper sheet move in opposite directions, so that the extension amount of the two slide wire tracks in the length direction after being heated is absorbed, the internal stress of the two slide wire tracks is eliminated, and the probability that the two slide wire tracks deform due to extrusion is avoided; when the environment temperature is low, the first copper sheet and the second copper sheet move back to back, so that the shrinkage of the two slide wire tracks in the length direction after being cooled is compensated, the situation that the joints of the two slide wire tracks are broken is avoided, and the stable running of the collector electric brush is facilitated;
in the scheme, the rolling shaft is in rolling connection with the sliding groove, and the two limiting pieces are respectively attached to the side walls of the second copper sheets on the two sides, so that the first copper sheets and the second copper sheets can slide in a reciprocating manner along the length direction of the first slide line track, and the plug-in type thermal expansion device is favorable for eliminating the problems that the slide line is extruded and deformed or a joint is cracked due to expansion caused by heat and contraction caused by cold of the single-pole combined type safe slide line;
in the scheme, the chromium has higher hardness and is plated on the inner surface of the sliding chute and the outer arc surface of the rolling shaft, so that the wear resistance of the inner surface of the sliding chute and the outer arc surface of the rolling shaft is enhanced, and the wear between the inner surface of the sliding chute and the outer arc surface of the rolling shaft is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention showing the structure of the fixing assembly;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;
FIG. 4 is a schematic structural view of the overall structure of the present invention in a use state;
fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.
Reference numerals: 1. a first slide wire track; 2. a second slide wire track; 3. a first threaded rod; 31. a first nut; 4. a telescoping assembly; 41. a first copper sheet; 411. a first fixing sheet; 42. a second copper sheet; 421. a second fixing sheet; 43. a first receiving piece; 44. a second receiving piece; 5. a lead-in part; 6. a chute; 7. a sliding connection assembly; 71. a roll axis; 72. a limiting sheet; 8. a conductive tape; 9. a fixing assembly; 91. a second threaded rod; 92. connecting sheets; 93. a second nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the novel plug-in type thermal expansion device disclosed by the present invention comprises a first slide wire track 1 and a second slide wire track 2. The cross sections of the first slide wire track 1 and the second slide wire track 2 are both U-shaped, the extending direction of the second slide wire track 2 is consistent with the extending direction of the first slide wire track 1, and the U-shaped part of the second slide wire track 2 corresponds to the U-shaped part of the first slide wire track 1. Referring to fig. 2, the bottom surface of the U-shaped portion of the second slide rail 2 and the bottom surface of the U-shaped portion of the first slide rail 1 are fixed with a first threaded rod 3, the axis of the first threaded rod 3 is vertical, and the first threaded rod 3 is provided with a first nut 31. The axis of the first nut 31 coincides with the axis of the first threaded rod 3, and the first nut is sleeved on the first threaded rod 3 and in threaded connection with the first threaded rod 3, so that an end of the first threaded rod 3, which is far away from the first slide rail 1 or the second slide rail 2, penetrates through an angle steel frame (not shown in the figure) by a worker, and the purpose of fixing the first slide rail 1 and the second slide rail 2 with the angle steel frame is achieved by screwing the first nut 31.
As shown in fig. 1, a telescopic assembly 4 is disposed between the first trolley wire track 1 and the second trolley wire track 2, and as shown in fig. 3, the telescopic assembly 4 includes a first copper sheet 41, a second copper sheet 42, a first receiving sheet 43 and a second receiving sheet 44. The first copper sheets 41 are rectangular sheet structures, one end of each first copper sheet 41 extends into one end of the first slide wire track 1 close to the second slide wire track 2, in this embodiment, the number of the first copper sheets 41 is four, every two first copper sheets 41 form one group, and the two groups of first copper sheets 41 are symmetrically arranged between two vertical portions of the first slide wire track 1. First fixing pieces 411 are arranged between the first copper sheets 41 and the inner side walls of the first slide line tracks 1 and between the first copper sheets 41 adjacent to the first copper sheets 41, the first fixing pieces 411 are of rectangular sheet structures, the first fixing pieces 411 are made of copper sheets, and the side walls of the two sides of each first fixing piece 411 are respectively fixed with the inner side walls of the first slide line tracks 1 and the side walls of the first copper sheets 41.
As shown in fig. 4 and 5, the second copper sheets 42 are rectangular sheet structures, and one end of each second copper sheet 42 extends into one end of the second sliding-wire track 2 close to the first sliding-wire track 1, in this embodiment, the number of the second copper sheets 42 is four, every two second copper sheets 42 are in one group, two groups of the second copper sheets 42 are symmetrically disposed between the vertical portions at two sides of the second sliding-wire track 2, and the second copper sheets 42 and the first copper sheets 41 (see fig. 3) are disposed in a staggered manner. The second copper sheets 42 close to the inner side walls of the second slide wire tracks 2 are fixed to the inner side walls of the second slide wire tracks 2, a second fixing sheet 421 is fixed between the two second copper sheets 42, the second fixing sheet 421 is of a rectangular sheet structure, and the second fixing sheet 421 is made of copper sheets. The position of the first fixing piece 411 corresponds to the position of the second copper sheet 42, and the position of the second fixing piece 421 corresponds to the position of the first copper sheet 41.
As shown in fig. 1 and 3, the first receiving piece 43 is a rectangular sheet-shaped structure, one end of which extends into one end of the first slide wire track 1 close to the second slide wire track 2, the width of the first receiving piece 43 is smaller than that of the first copper sheets 41, the first receiving piece 43 is located between the two first copper sheets 41, and the first receiving piece 43 is fixed with the U-shaped portion of the first slide wire track 1. The second bearing sheet 44 is a rectangular sheet-shaped structure, one end of the second bearing sheet extends into one end of the second slide line rail 2 close to the first slide line rail 1, the width of the second bearing sheet 44 is equal to that of the first bearing sheet 43, the second bearing sheet 44 is positioned between two oppositely arranged second copper sheets 42, the second bearing sheet 44 is fixed on the U-shaped part of the second slide line rail 2, and the second bearing sheet 44 and the first bearing sheet 43 are arranged in a staggered mode.
As shown in fig. 3 and 5, the end of the first receiving piece 43 away from the second slide wire rail 2 and the end of the second receiving piece 44 away from the first slide wire rail 1 are both provided with a guide connection portion 5, the guide connection portion 5 is arc-shaped, and the distance between the guide connection portion 5 and the U-shaped portion of the first slide wire rail 1 or the U-shaped portion of the second slide wire rail 2 increases from two sides to the middle portion, so that the brush of the collector enters the first receiving piece 43 and the second receiving piece 44 between the two second copper sheets 42.
As shown in fig. 1 and 3, the first copper sheet 41, the second copper sheet 42, the first receiving sheet 43, and the second receiving sheet 44 are all provided with a sliding groove 6, a length direction of the sliding groove 6 is consistent with a length direction of the first copper sheet 41, a sliding connection assembly 7 is arranged in the sliding groove 6, and the sliding connection assembly 7 includes a rolling shaft 71 and a limiting sheet 72. The rolling shaft 71 is a round bar, the axial direction of the rolling shaft is vertical to the length direction of the first copper sheet 41, and the arc surface of the rolling shaft 71 is in rolling connection with the inner surface of the sliding chute 6. The limiting pieces 72 are of a circular sheet structure, the axis of the limiting pieces 72 coincides with the axis of the rolling shaft 71, the limiting pieces 72 are sleeved on the rolling shaft 71 and fixed with the rolling shaft 71, the number of the limiting pieces 72 is two, the two limiting pieces 72 are symmetrically arranged at two ends of the rolling shaft 71, and the surfaces of the limiting pieces 72 are attached to the surface of one side, away from the first copper sheet 41, of the second copper sheet 42.
As shown in fig. 1, the inner surface of the sliding chute 6 and the outer arc surface of the rolling shaft 71 are both provided with chromium coatings (not shown in the figure), and the chromium coatings have high hardness and are coated on the inner surface of the sliding chute 6 and the outer arc surface of the rolling shaft 71, so that the wear resistance of the inner surface of the sliding chute 6 and the outer arc surface of the rolling shaft 71 is enhanced, and the wear between the inner surface and the outer arc surface is reduced.
As shown in fig. 2, the first slide wire track 1 and the second slide wire track 2 are commonly provided with a conductive belt 8, and the conductive belt 8 is formed by weaving copper braided wires, so that the conductive belt 8 has good conductive performance and flexibility. The first slide wire track 1 and the second slide wire track 2 are both provided with a fixing component 9 for fixing the conductive strip 8, and the fixing component 9 comprises a second threaded rod 91, a connecting sheet 92 and a second nut 93. The axis of the second threaded rod 91 is vertical, and the upper end of the second threaded rod is fixed to the bottom surfaces of the first slide wire rail 1 and the second slide wire rail 2. The connecting pieces 92 are made of a metal material, the number of the connecting pieces 92 is two, the two connecting pieces 92 are respectively fixed to two ends of the conductive belt 8, and the connecting pieces 92 are provided with through holes (not shown) for the second threaded rods 91 to pass through. The axis of the second nut 93 coincides with the axis of the second threaded rod 91, and the second nut 93 is sleeved on the second threaded rod 91 and is in threaded connection with the second threaded rod 91, so that the second nut 93 can be screwed down by a worker, and the conductive belt 8 is fixed on the first slide wire track 1 and the second slide wire track 2. Through the arrangement of the conductive belt 8, the current passing through the first slide wire rail 1 and the second slide wire rail 2 can be transmitted to the conductive belt 8, so that the capacitance of the first slide wire rail 1 and the second slide wire rail 2 is improved.
The implementation principle of the embodiment is as follows: the first copper sheet 41 is matched with the second copper sheet 42, so that the first slide line track 1 is connected with the second slide line track 2, the sliding groove 6 is jointly arranged on the first copper sheet 41 and the second copper sheet 42, and the first copper sheet 41 is connected with the second copper sheet 42 through the sliding connection assembly 7, so that the first copper sheet 41 and the second copper sheet 42 can slide relatively, when the environmental temperature is high, the first copper sheet 41 moves to one side of the second slide line track 2, and the second copper sheet 42 moves to one side of the first slide line track 1, so that the extension amount of the two slide line tracks in the length direction after being heated is absorbed, the internal stress of the two slide line tracks is eliminated, and the probability that the two slide line tracks deform due to extrusion is avoided; when the ambient temperature is lower, the first copper sheet 41 moves towards one side far away from the second slide wire track 2, and the second copper sheet 42 moves towards one side far away from the first slide wire track 1, so that the shrinkage of the two slide wire tracks in the length direction after being cooled is compensated, the situation that the joints of the two slide wire tracks are broken is avoided, and the smooth running of the collector electric brush is facilitated.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a novel plug-in type thermal energy device, includes first slide-wire track (1) and second slide-wire track (2), its characterized in that: a telescopic component (4) used for connecting the first slide wire track (1) and the second slide wire track (2) is arranged between the first slide wire track (1) and the second slide wire track (2), the telescopic component (4) comprises a first copper sheet (41) extending into the first slide wire track (1) and a second copper sheet (42) extending into the second slide wire track (2), the first copper sheet (41) and the second copper sheet (42) are respectively provided with a plurality of pieces, a first fixing sheet (411) is fixed between the first copper sheet (41) and the inner side wall of the first slide wire track (1) and between the first copper sheets (41) adjacent to the first copper sheet, the second copper sheet (42) and the first copper sheet (41) are arranged in a staggered manner, the position of the first fixing sheet (411) corresponds to the position of the second copper sheet (42), and a second fixing sheet (421) is fixed between the second copper sheets (42) adjacent to each other, the position of the second fixing piece (421) corresponds to the position of the first copper piece (41), sliding grooves (6) are formed in the corresponding positions of the first copper piece (41), the second copper piece (42), the first fixing piece (411) and the second fixing piece (421), and sliding connection assemblies (7) used for connecting the first copper piece (41) and the second copper piece (42) are installed in the sliding grooves (6).
2. The novel plug-in thermal expansion device according to claim 1, characterized in that: the sliding connection assembly (7) comprises a rolling shaft (71) which is arranged in the sliding groove (6) in a penetrating mode and is in rolling connection with the sliding groove and a limiting sheet (72) which is sleeved at two ends of the rolling shaft (71) and fixed with the rolling shaft (71), and the surface of the limiting sheet (72) close to one side of the second copper sheet (42) is attached to the side wall of the second copper sheet (42).
3. The novel plug-in thermal expansion device according to claim 2, characterized in that: the inner surface of the sliding groove (6) and the arc-shaped surface of the outer side of the rolling shaft (71) are both provided with chromium coatings.
4. The novel plug-in thermal expansion device according to claim 1, characterized in that: the telescopic assembly (4) further comprises a first bearing sheet (43) extending into the first slide wire track (1) and a second bearing sheet (44) extending into the second slide wire track (2), the width of the first bearing sheet (43) is equal to that of the second bearing sheet (44), the width of the first bearing sheet (43) is smaller than that of the first copper sheet (41), and one end, away from the second slide wire track (2), of the first bearing sheet (43) and one end, away from the first slide wire track (1), of the second bearing sheet (44) are provided with a guide connection part (5).
5. The novel plug-in thermal expansion device according to claim 1, characterized in that: and the first slide wire track (1) and the second slide wire track (2) are jointly provided with a conductive belt (8), and the first slide wire track (1) and the second slide wire track (2) are respectively provided with a fixing component (9) for fixing the conductive belt (8).
6. The novel plug-in thermal expansion device according to claim 5, characterized in that: the conductive belt (8) is woven by copper braided wires.
7. The novel plug-in thermal expansion device according to claim 5, characterized in that: the fixing component (9) comprises a second threaded rod (91) fixed on the first slide wire track (1) or the second slide wire track (2), a connecting piece (92) fixed with the end of the conductive strip (8) and a second nut (93) sleeved on the second threaded rod (91) and in threaded connection with the second threaded rod, and a through hole for the second threaded rod (91) to pass through is formed in the connecting piece (92).
8. The novel plug-in thermal expansion device according to claim 1, characterized in that: first threaded rods (3) are fixed on the first slide wire track (1) and the second slide wire track (2), and first nuts (31) in threaded connection with the first threaded rods are sleeved on the first threaded rods (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473960.0U CN210866722U (en) | 2019-12-31 | 2019-12-31 | Novel plug-in type thermal expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473960.0U CN210866722U (en) | 2019-12-31 | 2019-12-31 | Novel plug-in type thermal expansion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210866722U true CN210866722U (en) | 2020-06-26 |
Family
ID=71291537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922473960.0U Expired - Fee Related CN210866722U (en) | 2019-12-31 | 2019-12-31 | Novel plug-in type thermal expansion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210866722U (en) |
-
2019
- 2019-12-31 CN CN201922473960.0U patent/CN210866722U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |