CN211825399U - Cable material thermal extension test clamping device - Google Patents
Cable material thermal extension test clamping device Download PDFInfo
- Publication number
- CN211825399U CN211825399U CN201922416208.2U CN201922416208U CN211825399U CN 211825399 U CN211825399 U CN 211825399U CN 201922416208 U CN201922416208 U CN 201922416208U CN 211825399 U CN211825399 U CN 211825399U
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- clamping device
- cable material
- combination
- bush
- extension test
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Abstract
The utility model discloses a cable material hot extension test clamping device, including hanging the board, it has the bush combination to run through and go up sliding connection on the board to hang, the extrusion telescopic link that distributes with the axle center is installed to the lower part that hangs the board and the both sides that are located the bush combination, the installation of extrusion telescopic link has V type splint, V type splint and bush combination cooperation are used, the telescopic sleeve structure of bush combination for at least three section. The utility model discloses in, hang the combination of running through and upper and lower sliding connection bush on the board, the bush combination is the telescopic sleeve structure of at least three section, and the telescopic sleeve that the bush combination constitutes is clearance sliding fit, and the sleeve pipe external diameter by interior outside to in the bush combination is different, can make things convenient for the sleeve pipe butt joint of the corresponding external diameter in the cable sleeve pipe of different internal diameters and the bush combination from this, and then the cable sleeve pipe test block that is fit for different internal diameters is connected.
Description
Technical Field
The utility model relates to a hot extension test technical field of cable material especially relates to a hot extension test clamping device of cable material.
Background
The thermal extension test is an important index for testing the mechanical physical properties of the cable insulation layer, wherein the sequence of the thermal extension test of the cable material is as follows: firstly, the preparation of the test piece is to cut a sufficient length (two test pieces) from a sample to be tested to prepare a dumbbell test piece or a tubular test piece, then put the dumbbell test piece or the tubular test piece into a heating cavity in a testing machine set for extension test, and the test step is to clamp the test piece and a steel ruler on a test frame and hang a load according to the standard on the lower end of the test piece.
At present, after a cable material sleeve test piece is manufactured, the cable material sleeve test piece is usually suspended in a heating cavity, the bottom of the cable material sleeve test piece is connected with a counterweight, the top of the cable material sleeve test piece is connected with a suspended hollow steel needle, the cable material sleeve test piece is sleeved outside the hollow steel needle and then clamped by a clamp, and the bottom of the cable material sleeve test piece is connected with the counterweight through the hollow steel needle; the above connection method also has the following disadvantages; 1. the hollow steel needle is usually constant in outer diameter and is difficult to butt joint for cable sleeve test pieces with different inner apertures; 2. the clamp usually uses a simple A-shaped clamp structure, is relatively laborious and is inconvenient to operate.
Therefore, the utility model provides a cable material hot extension test clamping device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the clamping device for testing the thermal extension of the cable material is provided in order to solve the problems that the existing hollow needle with a single structure, which is arranged on a suspension plate in a heating cavity, is difficult to match with cable material sleeve test pieces with different inner apertures for connection and the operation is inconvenient by using an A-shaped clamp structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cable material thermal extension test clamping device, includes and hangs the board, it has the bush combination to hang to run through and upper and lower sliding connection on the board, hang the lower part of board and be located the both sides of bush combination and install the extrusion telescopic link that distributes with the axle center, the installation of extrusion telescopic link has V type splint, V type splint and bush combination cooperation are used, the bush combination is the telescopic sleeve structure of at least three section.
As a further description of the above technical solution:
the telescopic sleeve formed by the bushing combination is in clearance sliding fit.
As a further description of the above technical solution:
the extrusion telescopic rod is composed of a positioning sleeve, a spring positioned in the positioning sleeve and a sliding rod, wherein one end of the sliding rod is sleeved in the positioning sleeve and is matched with the spring for use.
As a further description of the above technical solution:
the outer surface wall of the sliding rod is welded with a shifting plate.
As a further description of the above technical solution:
the novel driving device is characterized by further comprising a driving sliding plate, two ends of the driving sliding plate are oppositely bent to form driving plates, the two driving plates are distributed in a V shape, and a sliding groove in sliding fit with the driving plates is formed in one side, close to the V-shaped clamping plate, of the shifting plate.
As a further description of the above technical solution:
and the inner surface wall of the V-shaped clamping plate is provided with anti-skid threads.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, hang the combination of running through and upper and lower sliding connection bush on the board, the bush combination is the telescopic sleeve structure of at least three section, and the telescopic sleeve that the bush combination constitutes is clearance sliding fit, and the sleeve pipe external diameter by interior outside to in the bush combination is different, can make things convenient for the sleeve pipe butt joint of the corresponding external diameter in the cable sleeve pipe of different internal diameters and the bush combination from this, and then the cable sleeve pipe test block that is fit for different internal diameters is connected.
2. The utility model discloses in, hang the lower part of board and be located the both sides of bush combination and install the extrusion telescopic link that distributes with the axle center, extrusion telescopic link's the installation of V type splint still includes the drive slide, the both ends subtend of drive slide is bent there is the drive plate, two the drive plate is V type and distributes, wherein presses to set up on the telescopic link and dials the board on the slide bar of connecting the V template, and two subtend sides of dialling the board are opened and are established the spout, and two drive plate correspondences are located two spouts, and the slide drive slide from this can control two synchronous reverse motion of extrusion telescopic link and open or subtend motion presss from both sides tight closure, convenient operation, swift.
Drawings
Fig. 1 shows a schematic structural view of a cross section of a clamping device provided according to an embodiment of the present invention;
fig. 2 shows a schematic structural view of a bushing assembly provided according to an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a top view of the combination of the squeezing telescopic rod and the driving sliding plate provided by the embodiment of the present invention.
Illustration of the drawings:
1. a suspension plate; 2. combining a lining; 3. extruding the telescopic rod; 31. a positioning sleeve; 32. a spring; 33. a slide bar; 331. dialing a plate; 3311. a chute; 4. a V-shaped splint; 5. driving the slide plate; 51. a drive plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a cable material thermal extension test clamping device comprises a suspension plate 1, wherein the suspension plate 1 is horizontally distributed and fixed on the inner wall of a heating cavity of a test unit and can be welded or connected through bolts, a bushing combination 2 penetrates through the suspension plate 1 and is connected with the suspension plate in a vertical sliding mode, the bushing combination 2 is used for connecting a cable rubber tube to be tested, specifically, one end of a cable sleeve is sleeved on the bushing combination 2, extrusion telescopic rods 3 which are coaxially distributed are arranged on the lower portion of the suspension plate 1 and located on two sides of the bushing combination 2, V-shaped clamping plates 4 are arranged on the extrusion telescopic rods 3, the V-shaped clamping plates 4 are matched with the bushing combination 2 for use, therefore, one end of the top of the cable sleeve is sleeved on the bushing combination 2, the two V-shaped clamping plates 4 move oppositely to extrude the cable sleeve outside the bushing combination 2, anti-slip threads are arranged on the inner surface wall of the V-shaped clamping plates, the bushing assembly 2 is an at least three-section telescopic sleeve structure, and is further described as that a telescopic sleeve formed by the bushing assembly 2 is in clearance sliding fit, and the multistage telescopic sleeve structure of the bushing assembly 2 has the advantages that the outer diameters of all stages of sleeves from inside to outside are different, so that the butt joint of cable sleeves with different inner diameters and matched sleeves on the bushing assembly 2 can be facilitated, for example, when a small-caliber cable sleeve needs to be connected, the top of the cable sleeve is butted upwards from the bottom of the bushing assembly 2, the sleeve with a large outer diameter on the bushing assembly 2 is pushed to slide upwards, the cable sleeve is correspondingly sleeved into one matched section of sleeve, and then the sleeve is clamped by two V-shaped clamping plates 4, so that the clamping test of the cable sleeves with different calibers is suitable; the same clamping device is also used for connecting the cable sleeve at the bottom, the clamping device at the position is used for carrying matched counterweight, and gravity test is realized, wherein a connecting hook can be welded on the suspension plate 1 on the clamping device and is used for connecting the counterweight.
Specifically, as shown in fig. 3, the extruding telescopic rod 3 is composed of a positioning sleeve 31, a spring 32 located in the positioning sleeve 31, and a sliding rod 33 with one end sleeved into the positioning sleeve 31 and used in cooperation with the spring 32, a common elastic telescopic structure is adopted, a shifting plate 331 is welded on the outer surface wall of the sliding rod 33, and the pushing of the extruding telescopic rod 3 can be controlled by manually shifting the shifting plate 331, so that the opening of the V-shaped clamp plate 4 is facilitated.
Specifically, as shown in fig. 3, the cable sleeve opening and closing device further comprises a driving sliding plate 5, two opposite ends of the driving sliding plate 5 are oppositely bent to form driving plates 51, the two driving plates 51 are distributed in a V shape, one side, close to the V-shaped clamping plate 4, of the shifting plate 331 is provided with a sliding groove 3311 in sliding fit with the driving plates 51, further, the two driving plates 51 are correspondingly slid into the sliding groove 3311, the driving sliding plate 5 is manually held to slide, the two driving plates 51 push the shifting plate 331 to move in the opposite direction by utilizing the side wall, and are locked by utilizing friction force, so that the two extrusion telescopic rods 3 synchronously move in the opposite direction, and the two V-shaped clamping plates 4 are controlled to open, otherwise, the cable sleeve is synchronously closed to.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a cable material hot extension test clamping device, includes and hangs board (1), its characterized in that, it has bush combination (2) to hang to run through and upper and lower sliding connection on board (1), the extrusion telescopic link (3) that distribute with the axle center are installed to the both sides that just are located bush combination (2) in the lower part that hangs board (1), install V type splint (4) of extrusion telescopic link (3), V type splint (4) and bush combination (2) cooperation are used, bush combination (2) are the telescopic sleeve structure of at least three section.
2. The cable material thermal extension test clamping device as claimed in claim 1, wherein the telescopic sleeve formed by the bushing assembly (2) is in clearance sliding fit.
3. The cable material thermal extension test clamping device as claimed in claim 1, wherein the extruding telescopic rod (3) is composed of a positioning sleeve (31), a spring (32) positioned in the positioning sleeve (31), and a sliding rod (33) with one end sleeved in the positioning sleeve (31) and used in cooperation with the spring (32).
4. The cable material thermal extension test clamping device as claimed in claim 3, wherein a dial plate (331) is welded to the outer surface wall of the sliding rod (33).
5. The clamping device for the thermal extension test of the cable material as claimed in claim 4, further comprising a driving sliding plate (5), wherein two ends of the driving sliding plate (5) are oppositely bent to form driving plates (51), the two driving plates (51) are distributed in a V shape, and a sliding groove (3311) which is in sliding fit with the driving plates (51) is formed in one side of the shifting plate (331) close to the V-shaped clamping plate (4).
6. The cable material thermal extension test clamping device as claimed in claim 1, wherein the inner surface wall of the V-shaped clamping plate (4) is provided with anti-skid threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416208.2U CN211825399U (en) | 2019-12-29 | 2019-12-29 | Cable material thermal extension test clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416208.2U CN211825399U (en) | 2019-12-29 | 2019-12-29 | Cable material thermal extension test clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825399U true CN211825399U (en) | 2020-10-30 |
Family
ID=73037036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922416208.2U Expired - Fee Related CN211825399U (en) | 2019-12-29 | 2019-12-29 | Cable material thermal extension test clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211825399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901093A (en) * | 2021-03-25 | 2021-06-04 | 淮南矿业(集团)有限责任公司 | Auxiliary device for iron pipe discharging of drilling machine and installation method |
| CN116625814A (en) * | 2023-04-11 | 2023-08-22 | 凌云建设集团有限公司 | Road reinforcing bar construction deviation detection device |
-
2019
- 2019-12-29 CN CN201922416208.2U patent/CN211825399U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901093A (en) * | 2021-03-25 | 2021-06-04 | 淮南矿业(集团)有限责任公司 | Auxiliary device for iron pipe discharging of drilling machine and installation method |
| CN116625814A (en) * | 2023-04-11 | 2023-08-22 | 凌云建设集团有限公司 | Road reinforcing bar construction deviation detection device |
| CN116625814B (en) * | 2023-04-11 | 2023-12-05 | 凌云建设集团有限公司 | Road reinforcing bar construction deviation detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |