CN211206060U - Prevent fire door compressive capacity detection device - Google Patents
Prevent fire door compressive capacity detection device Download PDFInfo
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- CN211206060U CN211206060U CN201922027348.0U CN201922027348U CN211206060U CN 211206060 U CN211206060 U CN 211206060U CN 201922027348 U CN201922027348 U CN 201922027348U CN 211206060 U CN211206060 U CN 211206060U
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Abstract
The utility model relates to the technical field of auxiliary devices for detecting fire doors, in particular to a device for detecting the compression resistance of a fire door, which can facilitate the workers to place the fire door on a left cushion block and a right cushion block, thereby effectively reducing the labor intensity of the workers; the device comprises a bottom plate, four groups of supporting rods, a workbench, four groups of fixing rods, a transverse plate, a left cushion block, a right cushion block, a first air cylinder and a pressing plate, wherein a first telescopic rod is arranged at the bottom output end of the first air cylinder, and a pressure sensor is arranged at the bottom end of the first telescopic rod; the four-group vertical column top end center area is provided with four groups of communicating grooves respectively, the top output end of the second cylinder is provided with a second telescopic rod, the left side, the middle part and the right side of the top end of the workbench are respectively and longitudinally provided with three groups of square holes, and the center area of the top end of the three groups of fixed plates is provided with three groups of fixed grooves respectively.
Description
Technical Field
The utility model relates to a prevent fire door and detect auxiliary device's technical field, especially relate to a prevent fire door compressive capacity detection device.
Background
As is well known, a device for detecting the compressive strength of a fire door is an auxiliary device for detecting the compressive strength of the fire door, and is widely used in the field of fire doors; the existing device for detecting the compression resistance of the fireproof door comprises a bottom plate, four groups of supporting rods, a workbench, four groups of fixing rods, a transverse plate, a left cushion block, a right cushion block, a first air cylinder and a pressing plate, wherein the top ends of the four groups of supporting rods are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the workbench, the bottom ends of the four groups of supporting rods are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate, the top ends of the four groups of fixing rods are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the transverse plate, the bottom ends of the four groups of fixing rods are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the workbench, the top end of the first air cylinder is connected, the bottom end of the pressure sensor is connected with the central area of the top end of the pressure plate; when the existing device for detecting the compression resistance of the fireproof door is used, a worker firstly places the fireproof door on a left cushion block and a right cushion block, then controls a first telescopic rod to move downwards through a first air cylinder, the first telescopic rod drives a pressure sensor and a pressing plate to move downwards, the fireproof door is pressed downwards through the pressing plate, the compression resistance of the fireproof door is detected through the pressure sensor, the pressure sensor is electrically connected with an external information processing and displaying device, and the compression resistance of the fireproof door is displayed through the external information processing and displaying device; present prevent fire door compressive capacity detection device and use discovery, because prevent fire door heavier, the staff will prevent fire door transport comparatively hard to left cushion and right cushion on, lead to its convenience of use relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can be convenient for the staff will prevent that fire door places on left cushion and right cushion, the effectual intensity of labour who alleviates the staff improves the fire door compressive capacity detection device of convenient to use.
The utility model discloses a device for detecting the compression resistance of a fireproof door, which comprises a bottom plate, four groups of supporting rods, a workbench, four groups of fixing rods, a transverse plate, a left cushion block, a right cushion block, a first air cylinder and a pressing plate, wherein the top ends of the four groups of supporting rods are respectively connected with the left front side, the right front side, the left back side and the right back side of the bottom end of the workbench, the bottom ends of the four groups of supporting rods are respectively connected with the left front side, the right front side, the left back side and the right back side of the top end of the bottom plate, the top ends of the four groups of fixing rods are respectively connected with the left front side, the right front side, the left back side and the right back side of the bottom end of the workbench, the bottom ends of the four groups of fixing rods are respectively connected with the left front side, the right front side, the left back side and the right back side of the top end of the workbench, the top end of the first air cylinder is connected with, the bottom end of the pressure sensor is connected with the central area of the top end of the pressure plate; the bottom ends of the four groups of upright posts are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate, four groups of communicating grooves are respectively arranged in the central area of the top ends of the four groups of upright posts, the top ends of the four groups of sliding rods are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the moving plate, the bottom ends of the four groups of sliding rods respectively extend into the four groups of communicating grooves, the bottom end of the second air cylinder is connected with the central area of the top end of the bottom plate, a second telescopic rod is arranged at the output end of the top of the second air cylinder, the top end of the second telescopic rod is connected with the central area of the bottom end of the moving plate, three groups of square holes are respectively and longitudinally arranged on the left side, the middle part and the right side, Middle part and right side are connected, and three fixed plate top central authorities of group are regional to be provided with three fixed slots of group respectively, three fixed slots of group communicate with three fixed plate left ends of group and right-hand member respectively, three fixed axle front ends of group and rear end respectively with three fixed slots in preceding lateral wall and the interior back lateral wall first region be connected, three guide roll of group are rotatable cover respectively and are established at three fixed axle outside central authorities of group regional.
The utility model discloses a prevent fire door compressive capacity detection device still includes left side installation pole and right side installation pole, left side installation pole and right side installation pole top respectively with diaphragm bottom left side half regional and right half regional connection, left side installation pole and right side installation pole bottom are connected with first cylinder left end and right-hand member respectively.
The utility model discloses a prevent fire door compressive capacity detection device still includes left connecting rod and right connecting rod, left side connecting rod and right connecting rod top are connected with second cylinder left end and right-hand member respectively, and left side connecting rod and right connecting rod bottom are connected with half regional on the left side of bottom plate top and half regional on the right side respectively.
The utility model discloses a prevent fire door compressive capacity detection device still includes left handle and right handle, left side handle right-hand member and right handle left end are connected with workstation left side wall and right side wall central zone respectively, and left side handle and right handle lateral wall central zone do not are provided with left slipmat and right slipmat.
The utility model discloses a prevent fire door compressive capacity detection device still includes four group's stoppers, and four group's intercommunication inslot right side walls are provided with four group's spacing grooves respectively, four group's stoppers slidable respectively fix at four group's spacing inslots, and four group's stopper left ends are connected with four group's slide bar right side wall second region respectively.
The utility model discloses a prevent fire door compressive capacity detection device still includes left blotter and right blotter, left side blotter and right blotter bottom respectively with half regional and half regional connection on the right side in movable plate top left side.
The utility model discloses a prevent fire door compressive capacity detection device still includes four group's bases, four group's base tops are connected with bottom plate bottom left front side, right front side, left rear side and right rear side respectively.
The utility model discloses a prevent fire door compressive capacity detection device still includes four group's rubber pads, four group's rubber pad bottoms are installed respectively in four group's base bottoms.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, a second cylinder is used for controlling a second telescopic rod to move upwards, a telescopic rod pushes a movable plate to move upwards, the movable plate drives three groups of fixed plates to move upwards, the three groups of fixed plates respectively drive three groups of guide rollers to move upwards, the top ends of the three groups of guide rollers are slightly higher than a left cushion block and a right cushion block, a worker places the left end of a fireproof door on one group of guide rollers positioned on the rightmost side, then the worker pushes the fireproof door to move leftwards on the three groups of guide rollers, the three groups of guide rollers can reduce the friction resistance when the fireproof door moves leftwards, so that more labor is saved when the fireproof door moves, after the position of the fireproof door is adjusted by the three groups of guide rollers, the fireproof door is positioned at the top ends of the left cushion block and the right cushion block, then the second cylinder is used for controlling the second telescopic rod, later through the first telescopic link downstream of first cylinder control, first telescopic link drives pressure sensor and clamp plate downstream, press down through the clamp plate and move and prevent fire door, detect the compressive capacity of preventing fire door through pressure sensor, pressure sensor is connected with external information processing display device electricity, show the compressive capacity of preventing fire door through external information processing display device, the staff of can being convenient for will prevent fire door and place on left cushion and right cushion, effectual staff's that alleviates intensity of labour, improve the convenience of use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic left side view of the attachment of the fixed plate, the fixed shaft and the guide roller;
FIG. 3 is an enlarged view of a portion of FIG. 1;
FIG. 4 is an enlarged view of a portion B of FIG. 1;
In the drawings, the reference numbers: 1. a base plate; 2. a support bar; 3. a work table; 4. fixing the rod; 5. a transverse plate; 6. a left cushion block; 7. a right cushion block; 8. a first cylinder; 9. pressing a plate; 10. a first telescopic rod; 11. a pressure sensor; 12. a column; 13. a slide bar; 14. a second cylinder; 15. moving the plate; 16. a fixing plate; 17. a fixed shaft; 18. a guide roller; 19. a second telescopic rod; 20. a left mounting bar; 21. a right mounting bar; 22. a left connecting rod; 23. a right connecting rod; 24. a left handle; 25. a right handle; 26. a left non-slip mat; 27. a right anti-skid pad; 28. a limiting block; 29. a left bumper pad; 30. a right cushion pad; 31. a base; 32. and (7) a rubber pad.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in figures 1 to 4, the device for detecting the compression resistance of a fire door of the present invention comprises a bottom plate 1, four groups of support rods 2, a workbench 3, four groups of fixing rods 4, a cross plate 5, a left cushion block 6, a right cushion block 7, a first cylinder 8 and a pressing plate 9, wherein the top ends of the four groups of support rods 2 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the workbench 3, the bottom ends of the four groups of support rods 2 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate 1, the top ends of the four groups of fixing rods 4 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the workbench 3, the bottom ends of the left cushion block 6 and the right cushion block 7 are respectively connected with the left half area and the right half area of the top end of the workbench 3, the top end of the first, a first telescopic rod 10 is arranged at the output end of the bottom of the first air cylinder 8, a pressure sensor 11 is arranged at the bottom end of the first telescopic rod 10, and the bottom end of the pressure sensor 11 is connected with the central area of the top end of the pressure plate 9; the bottom ends of the four groups of upright posts 12 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate 1, four groups of communicating grooves are respectively arranged in the central area of the top ends of the four groups of upright posts 12, the top ends of the four groups of sliding rods 13 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the moving plate 15, the bottom ends of the four groups of sliding rods 13 respectively extend into the four groups of communicating grooves, the bottom end of the second air cylinder 14 is connected with the central area of the top end of the bottom plate 1, a second telescopic rod 19 is arranged at the output end of the top end of the second air cylinder 14, the top end of the second telescopic rod 19 is connected with the central area of the bottom end of the moving plate 15, three groups of square holes are respectively longitudinally arranged at the left side, the middle part and the right side of the top end of the, The middle part and the right side are connected, three groups of fixing grooves are respectively arranged in the central area of the top end of the three groups of fixing plates 16, the three groups of fixing grooves are respectively communicated with the left end and the right end of the three groups of fixing plates 16, the front ends and the rear ends of the three groups of fixing shafts 17 are respectively connected with the upper half areas of the front side walls and the rear side walls in the three groups of fixing grooves, and the three groups of guide rollers 18 are respectively rotatably sleeved in the central; firstly, a second cylinder is used for controlling a second telescopic rod to move upwards, a telescopic rod pushes a movable plate to move upwards, the movable plate drives three groups of fixed plates to move upwards, the three groups of fixed plates respectively drive three groups of guide rollers to move upwards, the top ends of the three groups of guide rollers are slightly higher than a left cushion block and a right cushion block, a worker places the left end of a fireproof door on one group of guide rollers positioned on the rightmost side, then the worker pushes the fireproof door to move leftwards on the three groups of guide rollers, the three groups of guide rollers can reduce the friction resistance when the fireproof door moves leftwards, so that more labor is saved when the fireproof door moves, after the position of the fireproof door is adjusted by the three groups of guide rollers, the fireproof door is positioned at the top ends of the left cushion block and the right cushion block, then the second cylinder is used for controlling the second telescopic rod, later through the first telescopic link downstream of first cylinder control, first telescopic link drives pressure sensor and clamp plate downstream, press down through the clamp plate and move and prevent fire door, detect the compressive capacity of preventing fire door through pressure sensor, pressure sensor is connected with external information processing display device electricity, show the compressive capacity of preventing fire door through external information processing display device, the staff of can being convenient for will prevent fire door and place on left cushion and right cushion, effectual staff's that alleviates intensity of labour, improve the convenience of use.
The utility model discloses a device for detecting the compression resistance of a fireproof door, which also comprises a left mounting rod 20 and a right mounting rod 21, wherein the top ends of the left mounting rod 20 and the right mounting rod 21 are respectively connected with the left half area and the right half area of the bottom end of a transverse plate 5, and the bottom ends of the left mounting rod 20 and the right mounting rod 21 are respectively connected with the left end and the right end of a first cylinder 8; left side installation pole and right installation pole can be fixed first cylinder, improve the reliability in utilization.
The utility model discloses a prevent fire door compressive capacity detection device, still include left connecting rod 22 and right connecting rod 23, left connecting rod 22 and right connecting rod 23 top are connected with the 14 left ends of second cylinder and right-hand member respectively, and left connecting rod 22 and right connecting rod 23 bottom are connected with the left half region and the right half region on bottom plate 1 top respectively; left connecting rod and right connecting rod can be fixed the second cylinder, improve stability in use.
The utility model discloses a prevent fire door compressive capacity detection device, still include left handle 24 and right handle 25, left hand member 24 and right handle 25 left end are connected with workstation 3 left side wall and right side wall central area respectively, left handle 24 and right handle 25 lateral wall central area are provided with left slipmat 26 and right slipmat 27 respectively; the left handle and the right handle can be convenient for the staff to move, and the left non-slip mat and the right non-slip mat can protect the palm of the staff, so that the use flexibility is improved.
The device for detecting the compression resistance of the fireproof door further comprises four groups of limiting blocks 28, wherein the right side walls in the four groups of communicating grooves are respectively provided with four groups of limiting grooves, the four groups of limiting blocks 28 are respectively fixed in the four groups of limiting grooves in a sliding manner, and the left ends of the four groups of limiting blocks 28 are respectively connected with the lower half area of the right side walls of the four groups of sliding rods 13; four groups of limiting blocks can limit four groups of sliding rods respectively, and the use safety is improved.
The device for detecting the compression resistance of the fireproof door further comprises a left cushion pad 29 and a right cushion pad 30, wherein the bottom ends of the left cushion pad 29 and the right cushion pad 30 are respectively connected with the left half area and the right half area of the top end of the movable plate 15; the left cushion pad and the right cushion pad can cushion the movable plate, and the use reliability is improved.
The utility model discloses a device for detecting the compression resistance of a fireproof door, which also comprises four groups of bases 31, wherein the top ends of the four groups of bases 31 are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of a bottom plate 1; the four groups of bases can support the device, so that the use stability is improved.
The device for detecting the compression resistance of the fireproof door also comprises four groups of rubber pads 32, wherein the bottom ends of the four groups of rubber pads 32 are respectively arranged at the bottom ends of four groups of bases 31; four groups of rubber pads can play the absorbing effect to the device, improve stability in use.
The utility model discloses a device for detecting the compression resistance of a fireproof door, when in work, firstly, a second telescopic link is controlled by a second cylinder to move upwards, a movable plate is pushed by the telescopic link to move upwards, the movable plate drives three groups of fixed plates to move upwards, the three groups of fixed plates respectively drive three groups of guide rollers to move upwards, the top ends of the three groups of guide rollers are slightly higher than a left cushion block and a right cushion block, a worker places the left end of the fireproof door on the group of guide rollers positioned at the rightmost side, then the worker pushes the fireproof door to move leftwards on the three groups of guide rollers, the three groups of guide rollers can reduce the friction resistance when the fireproof door moves leftwards, so that the fireproof door is more labor-saving when moving, after the position of the fireproof door is adjusted by the three groups of guide rollers, the fireproof door is positioned at the top ends of the left cushion block, the three groups of fixing plates drive the three groups of guide rollers to move downwards, then the first telescopic rod is controlled by the first air cylinder to move downwards, the first telescopic rod drives the pressure sensor and the pressure plate to move downwards, the fireproof door is pressed downwards by the pressure plate, the compression resistance of the fireproof door is detected by the pressure sensor, the pressure sensor is electrically connected with an external information processing and displaying device, the compression resistance of the fireproof door is displayed by the external information processing and displaying device, the fireproof door can be conveniently placed on the left cushion block and the right cushion block by workers, the labor intensity of the workers is effectively reduced, and the use convenience is improved; the left mounting rod and the right mounting rod can fix the first cylinder, so that the use reliability is improved; the left connecting rod and the right connecting rod can fix the second cylinder, so that the use stability is improved; the left handle and the right handle can be convenient for workers to move, and the left anti-skid pad and the right anti-skid pad can protect the palms of the workers, so that the use flexibility is improved; the four groups of limiting blocks can respectively limit the four groups of sliding rods, so that the use safety is improved; the left cushion pad and the right cushion pad can cushion the moving plate, so that the use reliability is improved; the four groups of bases can support the device, so that the use stability is improved; four groups of rubber pads can play the absorbing effect to the device, improve stability in use.
The utility model discloses a prevent that fire door compressive capacity detection device uses first cylinder and second cylinder all purchase from the market, only need according to the description install use can.
The utility model discloses a prevent fire door compressive capacity detection device, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical type to the concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, so do not add at much and give unnecessary details.
The device for detecting the compression resistance of the fireproof door of the utility model, under the condition of not explaining the contrary, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the orientation of the term under the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A device for detecting the compression resistance of a fireproof door comprises a bottom plate (1), four groups of supporting rods (2), a workbench (3), four groups of fixing rods (4), a transverse plate (5), a left cushion block (6), a right cushion block (7), a first air cylinder (8) and a pressing plate (9), wherein the top ends of the four groups of supporting rods (2) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the workbench (3), the bottom ends of the four groups of supporting rods (2) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate (1), the top ends of the four groups of fixing rods (4) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the workbench (3), the bottom ends of the left cushion block (6) and the right cushion block (7) are respectively connected with the left half area and the right half area of the top end of the workbench (3), the top end of the first cylinder (8) is connected with the central area of the bottom end of the transverse plate (5), the output end of the bottom of the first cylinder (8) is provided with a first telescopic rod (10), the bottom end of the first telescopic rod (10) is provided with a pressure sensor (11), and the bottom end of the pressure sensor (11) is connected with the central area of the top end of the pressing plate (9); it is characterized by also comprising four groups of upright posts (12), four groups of sliding rods (13), a second air cylinder (14), a moving plate (15), three groups of fixing plates (16), three groups of fixing shafts (17) and three groups of guide rollers (18), wherein the bottom ends of the four groups of upright posts (12) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the top end of the bottom plate (1), four groups of communication grooves are respectively arranged in the central area of the top ends of the four groups of upright posts (12), the top ends of the four groups of sliding rods (13) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the moving plate (15), the bottom ends of the four groups of sliding rods (13) respectively extend into the four groups of communication grooves, the bottom ends of the second air cylinder (14) are connected with the central area of the top end of the bottom plate (1), the output end of the top, workstation (3) top left side, middle part and right side vertically are provided with three group's quad slit respectively, three fixed plate (16) bottoms of group pass three group's quad slits respectively and are connected with movable plate (15) top left side, middle part and right side respectively, and three fixed plate (16) top central authorities of group are regional to be provided with three fixed slots of group respectively, three fixed slots of group communicate with three fixed plate (16) left end of group and right-hand member respectively, three fixed axle (17) front end of group and rear end respectively with three fixed slots in preceding lateral wall and the interior back lateral wall first regional connection of back, three guide roll (18) of group are rotatable the cover respectively and are established three fixed axle (17) outside central authorities of.
2. The device for detecting the compression resistance of the fireproof door according to claim 1, further comprising a left mounting rod (20) and a right mounting rod (21), wherein the top ends of the left mounting rod (20) and the right mounting rod (21) are respectively connected with the left half area and the right half area of the bottom end of the transverse plate (5), and the bottom ends of the left mounting rod (20) and the right mounting rod (21) are respectively connected with the left end and the right end of the first cylinder (8).
3. The apparatus for testing the compression resistance of a fire door according to claim 2, further comprising a left connecting rod (22) and a right connecting rod (23), wherein the top ends of the left connecting rod (22) and the right connecting rod (23) are connected to the left end and the right end of the second cylinder (14), respectively, and the bottom ends of the left connecting rod (22) and the right connecting rod (23) are connected to the left half area and the right half area of the top end of the bottom plate (1), respectively.
4. The device for detecting the compression resistance of the fire door as claimed in claim 3, further comprising a left handle (24) and a right handle (25), wherein the right end of the left handle (24) and the left end of the right handle (25) are respectively connected with the central regions of the left side wall and the right side wall of the workbench (3), and the central regions of the outer side walls of the left handle (24) and the right handle (25) are respectively provided with a left anti-skid pad (26) and a right anti-skid pad (27).
5. The device for detecting the compression resistance of the fire door as claimed in claim 4, further comprising four sets of limiting blocks (28), wherein four sets of limiting grooves are respectively formed on the right side walls of the four sets of communication grooves, the four sets of limiting blocks (28) are respectively slidably fixed in the four sets of limiting grooves, and the left ends of the four sets of limiting blocks (28) are respectively connected with the lower half areas of the right side walls of the four sets of sliding rods (13).
6. The apparatus for detecting the compression resistance of a fire door as claimed in claim 5, further comprising a left cushion (29) and a right cushion (30), wherein the bottom ends of the left cushion (29) and the right cushion (30) are respectively connected to the left half area and the right half area of the top end of the moving plate (15).
7. The apparatus for testing the compression resistance of a fire door as claimed in claim 6, further comprising four sets of bases (31), wherein the top ends of said four sets of bases (31) are respectively connected to the left front side, the right front side, the left rear side and the right rear side of the bottom end of the bottom plate (1).
8. The apparatus for testing the compression resistance of a fire door as claimed in claim 7, further comprising four sets of rubber pads (32), wherein the bottom ends of said four sets of rubber pads (32) are respectively mounted on the bottom ends of said four sets of bases (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922027348.0U CN211206060U (en) | 2019-11-21 | 2019-11-21 | Prevent fire door compressive capacity detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922027348.0U CN211206060U (en) | 2019-11-21 | 2019-11-21 | Prevent fire door compressive capacity detection device |
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| Publication Number | Publication Date |
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| CN211206060U true CN211206060U (en) | 2020-08-07 |
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| CN201922027348.0U Active CN211206060U (en) | 2019-11-21 | 2019-11-21 | Prevent fire door compressive capacity detection device |
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| CN (1) | CN211206060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857847A (en) * | 2021-01-13 | 2021-05-28 | 江西弘耀达通讯有限公司 | Tablet computer compressive property detection device convenient to location |
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2019
- 2019-11-21 CN CN201922027348.0U patent/CN211206060U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857847A (en) * | 2021-01-13 | 2021-05-28 | 江西弘耀达通讯有限公司 | Tablet computer compressive property detection device convenient to location |
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