CN212180490U - Be applicable to severe cold area concrete performance check out test set - Google Patents
Be applicable to severe cold area concrete performance check out test set Download PDFInfo
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- CN212180490U CN212180490U CN202020714960.5U CN202020714960U CN212180490U CN 212180490 U CN212180490 U CN 212180490U CN 202020714960 U CN202020714960 U CN 202020714960U CN 212180490 U CN212180490 U CN 212180490U
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- refrigeration cabinet
- test block
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- concrete performance
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- 238000012360 testing method Methods 0.000 title claims abstract description 92
- 239000004567 concrete Substances 0.000 title claims abstract description 61
- 238000001514 detection method Methods 0.000 claims abstract description 56
- 238000005057 refrigeration Methods 0.000 claims abstract description 52
- 238000003466 welding Methods 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 239000012634 fragment Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a concrete performance check out test set suitable for severe cold district, including the refrigeration cabinet, the top of refrigeration cabinet has the opening, the top of refrigeration cabinet is provided with the apron, the apron size is greater than refrigeration cabinet open-ended size, the bottom symmetric welding of apron has two door type frames, the bottom of door type frame runs through the opening and extends to in the refrigeration cabinet, the both sides inner wall bottom welding of door type frame has same backing plate. The utility model discloses simple structure, second pneumatic cylinder can drive the transparent rectangle box and carry out longitudinal movement, then can make the test block get into in the transparent rectangle box, and first pneumatic cylinder can drive the test block downstream, can carry out the anti-tensile performance detection of pulling out to the test block for the testing result is more reliable, makes things convenient for the control of severe cold area concrete performance more, and operating personnel conveniently clears up the concrete piece, has promoted detection efficiency and precision, convenient to use.
Description
Technical Field
The utility model relates to a concrete performance detects technical field, especially relates to a be applicable to severe cold area concrete performance check out test set.
Background
Concrete, referred to as "concrete" for short: refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is widely used in civil engineering, and the concrete has different performance requirements according to the application, so the concrete performance detection is needed when developing and using.
The utility model with the bulletin number of CN209432389U discloses a spring tensile force performance measuring device, which comprises a placing table and a spring, wherein the inner side wall of the placing table is fixedly connected with the spring through a spring mounting plate, the other end of the spring is connected with a tensile force transmitter through a spring connecting plate, the top of the spring connecting plate is fixedly connected with a connecting column, the connecting column is connected with a lantern ring, the lantern ring is sleeved on a measuring scale, both ends of the measuring scale are fixedly connected with two inner side walls of the placing table, the bottom of the tensile force transmitter is fixedly connected with a sliding table, the sliding table is sleeved on a lead screw, one end of the lead screw is rotationally connected with a stepping motor with a motor shaft through a coupler, the other end of the lead screw is rotationally connected with a bearing in a bearing seat, the bearing seat is fixedly arranged on the inner side wall of the placing table, the tension of the spring can be conveniently measured, and the performance of the spring can be known.
The utility model discloses a notice number is CN 208736832U's utility model discloses a comprehensive concrete detection device, including the guide cylinder, guide cylinder and the wherein one end fixed connection of center of detection, set up the test bullet hammer in the guide cylinder, test bullet hammer coupling spring's wherein one end, the detection center is connected to the spring other end, the motor is connected to the detection center, the motor is connected with the test bullet hammer through the area of crimpling with the coaxial setting of spring, set up data recording device between area of crimpling and the test bullet hammer, data recording device passes through the wire in the area of crimpling and links with the center electricity of detection, the one end installation acoustic panel of guide cylinder is kept away from to the detection center, set up ultrasonic generator and ultrasonic receiver in the acoustic panel, ultrasonic generator and ultrasonic receiver all link with the center electricity of detection, the display screen is still installed to the detection center. The device has the function of one machine for two purposes, is high in efficiency when detecting the performance of concrete, and does not need to change detection equipment.
The existing concrete performance detection method and detection equipment cannot be well applicable to some severe cold areas, so that the deviation of detection results is large, the test precision of the severe cold areas is low, in addition, during the anti-pulling performance detection, concrete fragments can fall off from a test block and splash onto the detection equipment and around the detection equipment, operators need to spend time and energy to clean the concrete fragments, and the detection efficiency is seriously influenced.
Disclosure of Invention
The utility model aims at solving the shortcoming that exists among the prior art, and the concrete performance detection equipment who is applicable to severe cold district that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a concrete performance check out test set suitable for severe cold district, includes the refrigeration cabinet, the top of refrigeration cabinet has the opening, the top of refrigeration cabinet is provided with the apron, the apron size is greater than refrigeration cabinet open-ended size, the bottom symmetric welding of apron has two door type frames, the bottom of door type frame runs through the opening and extends to in the refrigeration cabinet, the welding of both sides inner wall bottom of door type frame has same backing plate, respectively fixed mounting has ultrasonic generrator and ultrasonic receiver on two backing plates, the top central point of apron puts fixed mounting has first pneumatic cylinder, the piston rod of first pneumatic cylinder runs through the apron and extends to in the refrigeration cabinet, and fixed mounting has the rectangle frame on the piston rod of first pneumatic cylinder, the rectangle frame is located between two door type frames, be provided with the through-hole on the bottom inner wall of rectangle frame, it is connected with force transmitter to rotate on the inner wall of through-hole, the top end of the tension transmitter penetrates through the through hole and extends into the rectangular frame, an external threaded rod is welded at the top end of the tension transmitter, the same test block is arranged in the rectangular frame and the two door-shaped frames, a pull rod is embedded at the bottom of the test block, an internal threaded hole is formed in the pull rod, and the external threaded rod is in threaded connection with the internal threaded hole;
guide rods are fixedly arranged on both sides of the inner wall of the bottom of the refrigeration cabinet, supporting plates are connected on the outer walls of the two guide rods in a sliding manner, one side of the two supporting plates, which is close to each other, is fixedly provided with the same transparent rectangular box, the transparent rectangular box is positioned under the test block, the outer wall of the guide rod is sleeved with a tension spring, the top end and the bottom end of the tension spring are respectively and fixedly connected with the bottom of the support plate and the inner wall of the bottom of the refrigeration cabinet, a second hydraulic cylinder and an upright post are respectively and fixedly arranged on the inner wall of the bottom of the refrigeration cabinet, the second hydraulic cylinder is positioned at one side of the upright post, the top of the piston rod of the second hydraulic cylinder is rotationally connected with an arc-shaped plate, one side of the arc-shaped plate, which is far away from the second hydraulic cylinder, is contacted with the bottom of the transparent rectangular box, both sides of the arc-shaped plate are rotatably connected with side plates, and one side of each side plate, which is close to each other, is rotatably connected with the tops of the two sides of the stand column respectively.
Preferably, the arc is provided with a groove, the inner walls of the two sides of the groove are rotatably connected with rotating shafts, and one ends of the two rotating shafts, which are close to each other, are welded with the two sides of the piston rod of the second hydraulic cylinder respectively.
Preferably, the bottom four corners of the refrigeration cabinet are fixedly provided with feet, and the bottoms of the feet are provided with anti-skid convex lines.
Preferably, a heat insulation layer is arranged on the inner wall of the refrigeration cabinet, door openings are formed in the inner walls of the two sides of the refrigeration cabinet, and transparent vacuum glass is fixedly installed on the inner walls of the door openings.
Preferably, pull rings are connected to four corners of the top of the cover plate in a threaded manner.
Preferably, a limiting plate is welded to the top of the guide rod and is located above the supporting plate.
Compared with the prior art, the beneficial effects of the utility model are that: 1. in the utility model, the test block is condensed under different environments by temperature intervention, and various severe cold environments are simulated, so that the detection result is more reliable, and the control of the concrete performance in severe cold areas is more convenient;
2. the utility model discloses in, through apron and the refrigeration cabinet that sets up, conveniently get and put the test block, combine the transparent vacuum glass who sets up, conveniently observe the testing result, more directly perceived reliable promotes detection efficiency, through ultrasonic generator and the ultrasonic receiver that sets up, can carry out ultrasonic wave crackle simultaneously and detect, conveniently detect the internal change of test block in the process of drawing, better feedback concrete performance;
3. the utility model discloses in, after putting the test block into the refrigeration cabinet, start the second pneumatic cylinder and make the piston rod of second pneumatic cylinder retract, the second pneumatic cylinder can stimulate one end of arc to move down, the arc can use the curb plate as the fulcrum to rotate, the arc can extrude transparent rectangle box and make transparent rectangle box carry out longitudinal movement in the pivoted process, then can make the test block get into in the transparent rectangle box, and when the concrete piece bursts from the test block and leaves, can fall into in the transparent rectangle box, can not splash on the check out test set and around the check out test set;
4. the utility model discloses in, start first pneumatic cylinder and make the piston rod of first pneumatic cylinder stretch out, first pneumatic cylinder can drive the rectangle frame downstream, and the rectangle frame can drive the test block downstream, and the test block can be with the contact of the bottom inner wall of door type frame, and door type frame can carry on spacingly to the test block this moment, and then can carry out the tensile to the test block and pull out the performance detection, can examine through force transducer and examine the pulling force value when examining the test block and bursting apart.
The utility model discloses simple structure, second pneumatic cylinder can drive the transparent rectangle box and carry out longitudinal movement, then can make the test block get into in the transparent rectangle box, and first pneumatic cylinder can drive the test block downstream, can carry out the anti-tensile performance detection of pulling out to the test block for the testing result is more reliable, makes things convenient for the control of severe cold area concrete performance more, and operating personnel conveniently clears up the concrete piece, has promoted detection efficiency and precision, convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of a concrete performance detection apparatus suitable for severe cold regions according to the present invention;
fig. 2 is a schematic structural view of a transparent rectangular box suitable for the concrete performance detection equipment in severe cold regions according to the present invention;
fig. 3 is a schematic structural view of an arc plate of the concrete performance detection apparatus suitable for severe cold regions according to the present invention;
fig. 4 is a side view of a door frame of the concrete performance testing apparatus for severe cold regions according to the present invention;
fig. 5 is a side view of a rectangular frame of the concrete performance testing apparatus for severe cold regions according to the present invention;
fig. 6 is a top view of an arc plate of the concrete performance testing apparatus for severe cold regions according to the present invention;
fig. 7 is a side view of the column of the concrete performance testing apparatus for severe cold regions according to the present invention;
fig. 8 is a schematic structural diagram of a tension transmitter suitable for a concrete performance detection apparatus in a severe cold region according to the present invention;
fig. 9 is a three-dimensional view of a transparent rectangular box suitable for the concrete performance detection equipment in severe cold regions according to the present invention;
fig. 10 is a three-dimensional view of an arc plate of the concrete performance testing apparatus suitable for severe cold regions according to the present invention;
fig. 11 is the utility model provides a three-dimensional map of refrigeration cabinet suitable for severe cold district concrete performance detection equipment.
In the figure: the device comprises a refrigeration cabinet 1, a backing plate 2, a door-shaped frame 3, a first hydraulic cylinder 4, a pull ring 5, a cover plate 6, a heat preservation and insulation layer 7, a rectangular frame 8, a tension transmitter 9, an external threaded rod 10, an ultrasonic generator 11, an ultrasonic receiver 12, a guide rod 13, a support plate 14, a test block 15, a transparent rectangular box 16, a tension spring 17, a ground pin 18, an arc-shaped plate 19, a stand column 20, a second hydraulic cylinder 21, a side plate 22, a pull rod 23, a groove 24, an opening 25 and transparent vacuum glass 26.
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.
Referring to fig. 1-11, a concrete performance detection device suitable for severe cold areas comprises a refrigeration cabinet 1, an opening 25 is arranged at the top of the refrigeration cabinet 1, a cover plate 6 is arranged at the top of the refrigeration cabinet 1, the size of the cover plate 6 is larger than that of the opening 25 of the refrigeration cabinet 1, two door-shaped frames 3 are symmetrically welded at the bottom of the cover plate 6, the bottom end of each door-shaped frame 3 penetrates through the opening 25 and extends into the refrigeration cabinet 1, the same base plate 2 is welded at the bottom of the inner walls at the two sides of each door-shaped frame 3, an ultrasonic generator 11 and an ultrasonic receiver 12 are respectively and fixedly installed on the two base plates 2, a first hydraulic cylinder 4 is fixedly installed at the center position of the top of the cover plate 6, a piston rod of the first hydraulic cylinder 4 penetrates through the cover plate 6 and extends into the refrigeration cabinet 1, a rectangular frame 8 is fixedly installed on the piston rod of the first hydraulic cylinder 4, the rectangular frame 8, the inner wall of the through hole is rotatably connected with a tension transmitter 9, the top end of the tension transmitter 9 penetrates through the through hole and extends into the rectangular frame 8, an external threaded rod 10 is welded at the top end of the tension transmitter 9, the same test block 15 is arranged in the rectangular frame 8 and the two portal frames 3, a pull rod 23 is embedded at the bottom of the test block 15, an internal threaded hole is formed in the pull rod 23, and the external threaded rod 10 is in threaded connection with the internal threaded hole;
In the utility model, a groove 24 is arranged on an arc plate 19, rotating shafts are rotatably connected on the inner walls of two sides of the groove 24, one ends of the two rotating shafts which are close to each other are respectively welded with two sides of a piston rod of a second hydraulic cylinder 21, feet 18 are fixedly arranged at four corners of the bottom of a refrigeration cabinet 1, anti-skid convex patterns are arranged at the bottom of the feet 18, a heat insulation layer 7 is arranged on the inner wall of the refrigeration cabinet 1, door openings are arranged on the inner walls of two sides of the refrigeration cabinet 1, transparent vacuum glass 26 is fixedly arranged on the inner wall of the door opening, pull rings 5 are connected at four corners of the top of a cover plate 6 by screw threads, a limiting plate is welded at the top of a guide rod 13 and is positioned above a supporting plate 14, through temperature intervention, a test block 15 is condensed under different environments, various severe cold environments are simulated, the detection result is more reliable, through the cover plate 6 and the refrigeration cabinet 1, the test block 15 is convenient to take and place, the transparent vacuum glass 26 is combined, the detection result is convenient to observe, the detection result is more visual and reliable, the detection efficiency is improved, the ultrasonic wave crack detection can be simultaneously carried out through the ultrasonic wave generator 12 and the ultrasonic wave receiver 13 which are arranged, the internal change of the test block 15 in the drawing process is convenient to detect, the concrete performance is better fed back, after the test block 15 is placed in the refrigeration cabinet 1, the second hydraulic cylinder 21 is started, the piston rod of the second hydraulic cylinder 21 is retracted, one end of the arc-shaped plate 19 can be pulled to move downwards, the arc-shaped plate 19 can rotate by taking the side plate 22 as a fulcrum, the transparent rectangular box 16 can be extruded and the transparent rectangular box 16 can be longitudinally moved in the rotating process of the arc-shaped plate 19, the test block 15 can enter the transparent rectangular box 16, and when concrete fragments are broken away from the test block 15, will fall into the transparent rectangular box 16, will not splash to the detection equipment and around the detection equipment, start the first hydraulic cylinder 4 and make the piston rod of the first hydraulic cylinder 4 stretch out, the first hydraulic cylinder 4 can drive the rectangular frame 8 to move downwards, the rectangular frame 8 can drive the test block 15 to move downwards, the test block 15 will contact with the bottom inner wall of the door frame 3, at this moment, the door frame 3 will limit the test block 15, and then can carry on the tensile resistance to pull out the performance detection to the test block 15, can detect the tensile force value when the test block 15 bursts apart through the tension transmitter 9, the utility model has simple structure, the second hydraulic cylinder 21 can drive the transparent rectangular box 16 to move longitudinally, then can make the test block 15 enter the transparent rectangular box 16, the first hydraulic cylinder 4 can drive the test block 15 to move downwards, can pull out the performance detection to the test block 15, make the testing result more reliable, more convenient for the control of the concrete performance in cold areas, the convenient clearance concrete piece of operating personnel has promoted detection efficiency and precision, convenient to use.
The working principle is as follows: firstly, putting concrete, auxiliary materials and water into a concrete stirring kettle according to a proportion to be stirred and mixed to obtain a mixture, then putting the mixture into a template to be shaped to obtain preset blocks, then inserting a pull rod 23 into the preset blocks, finally putting the preset blocks embedded with the pull rod 23 into an experimental freezer to be subjected to temperature intervention so that the preset blocks embedded with the pull rod 23 are condensed and molded at a certain temperature to obtain test blocks 15, pulling a pull ring 5 to take a cover plate 6, a door-shaped frame 3 and a rectangular frame 8 off from the refrigeration cabinet 1, inserting the test blocks 15 between two door-shaped frames 3 and a rectangular frame 8, aligning the pull rod 23 to an external threaded rod 10, rotating a tension transmitter 9 to rotate the external threaded rod 10 into the pull rod 23, then putting the cover plate 6, the door-shaped frame 3 and the rectangular frame 8 back to the refrigeration cabinet 1, after the test block 15 is placed in the refrigeration cabinet 1, the second hydraulic cylinder 21 is started and the piston rod of the second hydraulic cylinder 21 is retracted, the second hydraulic cylinder 21 pulls one end of the arc plate 19 to move downwards, the arc plate 19 drives the two side plates 22 to rotate, meanwhile, the arc plate 19 rotates by taking the side plates 22 as a pivot, namely, one end of the arc plate 19 close to the second hydraulic cylinder 21 moves downwards, one end of the arc plate 19 far away from the second hydraulic cylinder 21 moves upwards and slides at the bottom of the transparent rectangular box 16, in the rotating process of the arc plate 19, the transparent rectangular box 16 is extruded and the transparent rectangular box 16 moves longitudinally, the transparent rectangular box 16 drives the two support plates 14 to respectively slide longitudinally on the two guide rods 13 and simultaneously stretches the tension spring 17, when the test block 15 enters the transparent rectangular box 16, the second hydraulic cylinder 21 is stopped, at this moment, the first hydraulic cylinder 4 is started and the piston rod of the first hydraulic cylinder 4 is extended, the first hydraulic cylinder 4 drives the rectangular frame 8 to move downwards, the rectangular frame 8 drives the tension transmitter 9 to move downwards, the tension transmitter 9 drives the external threaded rod 10 and the pull rod 23 to move downwards, the pull rod 23 drives the test block 15 to move downwards, the test block 15 can be contacted with the inner wall of the bottom of the door-shaped frame 3, the door-shaped frame 3 can limit the test block 15 at the moment, when the piston rod of the first hydraulic cylinder 4 continuously extends, the pull rod 23 can continuously pull the test block 15, further, the tensile pulling resistance detection can be carried out on the test block 15, when concrete fragments are broken off from the test block 15, the concrete fragments can fall into the transparent rectangular box 16 and cannot splash onto and around the detection equipment, the tension value of the test block 15 during breakage can be detected through the tension transmitter 9, the ultrasonic generator 12 and the ultrasonic receiver 13 can simultaneously carry out ultrasonic crack detection, and the internal change of the test block 15 in the drawing process is convenient to detect, after detecting the completion, start second pneumatic cylinder 21 and make the piston rod of second pneumatic cylinder 21 stretch out, then can make arc 19 reset, extension spring 17 can make transparent rectangle box 16 reset for the testing result is more reliable, makes things convenient for the control of severe cold area concrete performance more, and operating personnel conveniently clears up the concrete piece, has promoted detection efficiency and precision, convenient to use.
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 concrete performance check out test set suitable for severe cold district, includes refrigeration cabinet (1), the top of refrigeration cabinet (1) has opening (25), its characterized in that, the top of refrigeration cabinet (1) is provided with apron (6), the size of apron (6) is greater than the size of refrigeration cabinet (1) opening (25), the bottom symmetric welding of apron (6) has two door type frames (3), the bottom of door type frame (3) runs through opening (25) and extends to in refrigeration cabinet (1), the welding of both sides inner wall bottom of door type frame (3) has same backing plate (2), and fixed mounting has ultrasonic generator (11) and ultrasonic receiver (12) respectively on two backing plates (2), the top center position fixed mounting of apron (6) has first pneumatic cylinder (4), the piston rod of first pneumatic cylinder (4) runs through apron (6) and extends to in refrigeration cabinet (1), a rectangular frame (8) is fixedly mounted on a piston rod of the first hydraulic cylinder (4), the rectangular frame (8) is located between the two door-shaped frames (3), a through hole is formed in the inner wall of the bottom of the rectangular frame (8), a tension transmitter (9) is rotatably connected to the inner wall of the through hole, the top end of the tension transmitter (9) penetrates through the through hole and extends into the rectangular frame (8), an external threaded rod (10) is welded to the top end of the tension transmitter (9), the same test block (15) is arranged in the rectangular frame (8) and the two door-shaped frames (3), a pull rod (23) is embedded into the bottom of the test block (15), an internal threaded hole is formed in the pull rod (23), and the external threaded rod (10) is in threaded connection with the internal threaded hole;
the equal fixed mounting in bottom inner wall both sides of refrigeration cabinet (1) has guide arm (13), equal sliding connection has backup pad (14) on the outer wall of two guide arms (13), and one side fixed mounting that two backup pad (14) are close to each other has same transparent rectangle box (16), transparent rectangle box (16) are located test block (15) under, the cover is equipped with extension spring (17) on the outer wall of guide arm (13), the top and the bottom of extension spring (17) respectively with the bottom of backup pad (14) and the bottom inner wall fixed connection of refrigeration cabinet (1), on the bottom inner wall of refrigeration cabinet (1) respectively fixed mounting have second pneumatic cylinder (21) and stand (20), second pneumatic cylinder (21) are located one side of stand (20), the top of the piston rod of second pneumatic cylinder (21) is rotated and is connected with arc (19), one side that second pneumatic cylinder (21) was kept away from to arc (19) contacts with the bottom of transparent rectangle box (16) mutually The two sides of the arc-shaped plate (19) are rotatably connected with side plates (22), and one side, close to each other, of each of the two side plates (22) is rotatably connected with the tops of the two sides of the upright post (20) respectively.
2. The concrete performance detection equipment applicable to severe cold regions according to claim 1, wherein the arc-shaped plate (19) is provided with a groove (24), the inner walls of two sides of the groove (24) are rotatably connected with rotating shafts, and the ends of the two rotating shafts close to each other are respectively welded with two sides of the piston rod of the second hydraulic cylinder (21).
3. The concrete performance detection device applicable to severe cold regions according to claim 1, wherein four corners of the bottom of the refrigeration cabinet (1) are fixedly provided with feet (18), and the bottoms of the feet (18) are provided with anti-skid convex lines.
4. The concrete performance detection equipment applicable to severe cold regions as claimed in claim 1, wherein the inner wall of the refrigeration cabinet (1) is provided with a heat insulation layer (7), the inner walls of two sides of the refrigeration cabinet (1) are provided with door openings, and the inner walls of the door openings are fixedly provided with transparent vacuum glass (26).
5. The concrete performance detection device applicable to severe cold regions is characterized in that pull rings (5) are connected to four corners of the top of the cover plate (6) in a threaded mode.
6. The concrete performance detection device applicable to severe cold regions is characterized in that limiting plates are welded to the tops of the guide rods (13), and the limiting plates are located above the supporting plates (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714960.5U CN212180490U (en) | 2020-05-06 | 2020-05-06 | Be applicable to severe cold area concrete performance check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020714960.5U CN212180490U (en) | 2020-05-06 | 2020-05-06 | Be applicable to severe cold area concrete performance check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212180490U true CN212180490U (en) | 2020-12-18 |
Family
ID=73764620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020714960.5U Expired - Fee Related CN212180490U (en) | 2020-05-06 | 2020-05-06 | Be applicable to severe cold area concrete performance check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212180490U (en) |
-
2020
- 2020-05-06 CN CN202020714960.5U patent/CN212180490U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |