External temperature controller for resiliometer

Abstract

A glass screen is arranged on a shell, a battery cavity is inserted into the inner side of the tail of the shell, a first sliding rod at the bottom of the shell is connected with a first sliding block in a first side sliding groove, the first side sliding groove is located in a supporting base, and a limiting sliding hole is formed in the middle of the supporting base; the tail end of the shell is connected with a tail cover through a lock structure, a second sliding rod at the bottom end of the tail cover is connected with a second sliding block in a first side sliding groove, a connecting rod at the back of the tail cover is connected with a push-pull plate, and a third sliding rod at the bottom end of the push-pull plate is connected with a third sliding block in the first side sliding groove. The inner shell is connected with a rebound apparatus placing device, a long rod connected with a first spring on the tail wall of the inner side of the inner shell penetrates through a first through hole and a limiting sliding hole and extends to the position below the supporting base, and the first through hole penetrates through the outer shell, the inner shell and the heat preservation layer. The problem that the resiliometer cannot be used in a low-temperature environment is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of measurement, concretely relates to a kind of external temperature controller for rebound hammer. BACKGROUND

[0002] The basic principle of rebound hammer is that spring drives heavy hammer, and heavy hammer impacts with the impact rod that is vertically contacted with concrete surface with constant kinetic energy, so that partial concrete is deformed and absorbs part of energy, another part of energy is converted into rebounding kinetic energy of heavy hammer, when rebounding kinetic energy is all converted into potential energy, heavy hammer rebounds to maximum distance, and instrument shows the maximum rebound distance of heavy hammer as rebound value (the ratio of maximum rebound distance and spring initial length) nominally, but when ambient temperature is lower than-4 ℃, rebound hammer cannot be normally used, and in patent number CN201520055738.8, a controllable temperature rebound hammer is introduced, which can control the temperature of rebound hammer not lower than-4 ℃, so as to overcome the difficulty that concrete strength cannot be detected when external temperature is low, but the technical scheme still has the following shortcomings:

[0003] 1, the energy supply group of the temperature control rebound hammer is two batteries in fixed battery cavity and spare external power supply, when using, battery cavity is not in the heat preservation layer and temperature control group, so as to cause battery energy storage to drop, and working efficiency is reduced.

[0004] 2, it cannot continue to use by direct replacement of spare battery, and can only use and charge by external power supply, so as to limit use environment, especially when charging is inconvenient in outdoor work.

[0005] 3, the controllable temperature rebound hammer cannot guarantee the stability of rebound hammer when using, and cannot ensure the accuracy of rebound hammer measurement. UTILITY MODEL CONTENT

[0006] The utility model aims at overcoming the shortcomings of prior art, and provides an external temperature controller for rebound hammer, which can provide qualified temperature environment for rebound hammer in low temperature, and solves the problem that rebound hammer cannot be used in low temperature environment.

[0007] The utility model discloses an external temperature controller for rebound hammer, including shell, inner shell and heat preservation layer, the shell be equipped with glass screen on, the shell tail inside wall insert the battery cavity, the shell bottom connection first slide rod, first slide rod connection be located in the first side edge sliding groove first sliding block, the first side edge sliding groove be located on the support base side edge, the support base middle part is equipped with the limit sliding hole, the support base bottom end connection first support rod one end and second support rod one end, first support rod other end and second support rod other end all are connected with sucking disc, the shell tail end is connected with tail cover through the lock structure, the tail cover bottom end connection second slide rod, second slide rod connection be located in the first side edge sliding groove second sliding block, the tail cover back connection connecting rod, the connecting rod connection push -and -pull plate front side, the push -and -pull plate back side be equipped with handle, the push -and -pull plate bottom end connection third slide rod, third slide rod connection be located in the first side edge sliding groove third sliding block, the inner shell connection rebound hammer placing device, the inner shell inside tail part wall be equipped with first spring, first spring inside connection long rod one end, long rod other end passes through first through -hole and limit sliding hole and extends to support base below, first through -hole is through shell, inner shell and heat preservation layer.

[0008] The rebound hammer placing device includes a second side edge sliding groove fixed on the inner wall of the inner shell, a long sliding strip is arranged in the second side edge sliding groove, the long sliding strip is connected with a sliding plate, a placing plate is arranged above the sliding plate, a placing groove is arranged on the placing plate, a tightening belt and a hook are arranged on the two sides of the placing groove, a threaded hole is arranged on the tail part of the placing plate, the threaded hole is threadedly connected with a threaded rod, the threaded rod is threadedly connected with an inner ring of a hanging rod, the tail part of the sliding plate and the placing plate is provided with a second through hole, a supporting small plate is fixed in the second through hole, a second spring is arranged above the supporting small plate, one end of a short rod is connected with the inner ring of the second spring, the other end of the short rod passes through the supporting small plate, and a small magnet is arranged in the other end of the short rod.

[0009] The lock structure includes a fixing rod fixed on the tail cover, the fixing rod is connected with a shaft, a shaft sleeve is sleeved on the shaft, one end of a limiting rod is connected with the shaft sleeve, the other end of the limiting rod is connected with an insertion block and an outer handle rod, the insertion block is inserted into an insertion slot, and the insertion slot is fixed on the outer wall of the shell.

[0010] The heat preservation layer is located between the shell and the inner shell, the shell is provided with a temperature display, a temperature display switch button, a heating module switch button and a heating coil resistance adjusting knob, a plurality of temperature sensing coils are arranged in the inner shell, and a plurality of heating coils are arranged outside the inner shell.

[0011] The rebound instrument body is placed in the placing groove, and the machine core lock is located in the second through hole below the rebound instrument body.

[0012] The battery cavity is electrically connected with the temperature display, the temperature display switch button and the temperature sensing coil.

[0013] The battery cavity is also electrically connected with the heating module switch button, the heating coil resistance adjusting knob and the heating coil.

[0014] The glass screen is a double-layer heat preservation glass structure, and the inner shell below the glass screen and the heat preservation layer are provided with holes with the same size as the glass screen.

[0015] The number of the suction cups is four.

[0016] The rebound instrument body is placed in the placing groove, and the machine core lock is located in the second through hole below the rebound instrument body.

[0017] In the utility model, the battery cavity is inserted on the tail inner wall of the shell, the battery can be replaced without taking out the rebound instrument body, the temperature in the temperature controller can maintain the good energy storage state of the battery in the battery cavity, the use time of the battery is prolonged, and the replacement frequency of the battery is reduced.

[0018] In the utility model, the rebound instrument placing device can be pulled out, the rebound instrument body is placed conveniently, the binding belt, the hook, the screw hole, the threaded rod and the suspender in the structure of the rebound instrument placing device can also maintain the stability of the rebound instrument body and the rebound instrument placing device, and the accuracy of the rebound instrument body in use is improved.

[0019] In the utility model, after the rebound instrument body is placed in the placing groove, the machine core lock below the rebound instrument body enters the second through hole, the short rod can be adsorbed to the long rod through the small magnet, the machine core of the rebound instrument body is locked through the long rod, and the measurement value of the rebound instrument body is read conveniently.

[0020] In the utility model, the whole device can be adsorbed on the concrete wall through the first supporting rod, the second supporting rod and the suction cup, the temperature controller can always maintain 90 degrees perpendicular to the wall, and the accuracy of the rebound instrument body in use is improved.

[0021] In the utility model, the first slide rod, the first sliding block and the first side edge sliding groove are arranged, the temperature controller body is pushed by the push-pull plate and the handle, the labor intensity of the user is reduced, and the balance and stability of the tail cover and the push-pull plate are maintained through the second slide rod, the second sliding block, the third slide rod and the third sliding block. Attached Figure Description

[0022] Figure 1 This is a side view of the overall structure of this utility model.

[0023] Figure 2 This is a front view schematic diagram of the rebound hammer placement device of this utility model.

[0024] Figure 3 This is a top view schematic diagram of the placement plate of this utility model.

[0025] Figure 4 This is a schematic diagram of the lock structure of this utility model.

[0026] Figure 5 This is a schematic diagram showing the positions of the first side sliding groove and the limiting sliding hole of this utility model.

[0027] Figure 6 This is a top view schematic diagram of the main body of the temperature controller after the spring is placed in the rebound tester according to this utility model.

[0028] Figure 7 This is a schematic cross-sectional view of the temperature controller body of this utility model.

[0029] Figure 8 This is a schematic circuit diagram of this utility model.

[0030] In the diagram: 1. Outer shell, 2. Inner shell, 3. Insulation layer, 4. First sliding rod, 5. First slider, 6. First side groove, 7. Support base, 8. First support rod, 9. Second support rod, 10. Suction cup, 11. First through hole, 12. Long rod, 13. Locking structure, 14. Tail cap, 15. Connecting rod, 16. Push-pull plate, 17. Handle, 18. Second sliding rod, 19. Second slider, 20. Third sliding rod, 21. Third slider, 22. Second side groove, 23. Long slide bar, 24. Slide plate, 25. Placement plate, 26. Placement slot, 27. Binding strap, 28. Hook, 29. Screw 30. Threaded rod, 31. Hanging rod, 32. Fixing rod, 33. Shaft, 34. Bushing, 35. Limiting rod, 36. Insert block, 37. Slot, 38. Outer handle, 39. Limiting sliding hole, 40. First spring, 41. Temperature display, 42. Temperature display switch button, 43. Heating module switch button, 44. Heating coil resistance adjustment knob, 45. Glass screen, 46. Battery cavity, 47. Temperature sensing coil, 48. Heating coil, 49. Rebound spring body, 50. Second through hole, 51. Support plate, 52. Second spring, 53. Short rod, 54. Small magnet. Detailed Implementation

[0031] The drawings are only used for illustrative purposes and cannot be understood as a limitation of the patent; in order to better illustrate the embodiments, some components of the drawings may be omitted, enlarged or reduced, and do not represent the actual size of the product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0032] With reference to the drawings, an external temperature controller for a rebound instrument includes a shell 1, an inner shell 2 and a thermal insulation layer 3, the shell 1 is provided with a glass screen 45, the tail inner side wall of the shell 1 is inserted with a battery cavity 46, the bottom of the shell 1 is connected with a first sliding rod 4, the first sliding rod 4 is connected with a first sliding block 5 located in a first side edge sliding groove 6, the first side edge sliding groove 6 is located on the side edge of a support base 7, the middle of the support base 7 is provided with a limiting sliding hole 39, the bottom end of the support base 7 is connected with one end of a first supporting rod 8 and one end of a second supporting rod 9, the other end of the first supporting rod 8 and the other end of the second supporting rod 9 are both connected with a suction disc 10, the tail end of the shell 1 is connected with a tail cover 14 through a lock structure 13, the bottom end of the tail cover 14 is connected with a second sliding rod 18, the second sliding rod 18 is connected with a second sliding block 19 located in the first side edge sliding groove 6, the back of the tail cover 14 is connected with a connecting rod 15, the connecting rod 15 is connected with the front side of a push-pull plate 16, the rear side of the push-pull plate 16 is provided with a handle 17, the bottom end of the push-pull plate 16 is connected with a third sliding rod 20, the third sliding rod 20 is connected with a third sliding block 21 located in the first side edge sliding groove 6, the inner shell 2 is connected with a rebound instrument placing device, the tail wall of the inner side of the inner shell 2 is provided with a first spring 40, the inner side of the first spring 40 is connected with one end of a long rod 12, the other end of the long rod 12 extends to below the support base 7 through a first through hole 11 and the limiting sliding hole 39, and the first through hole 11 penetrates the shell 1, the inner shell 2 and the thermal insulation layer 3.

[0033] The rebound instrument placing device includes a second side edge sliding groove 22 fixed on the inner wall of the inner shell 2, a long sliding strip 23 is arranged in the second side edge sliding groove 22, the long sliding strip 23 is connected with a sliding plate 24, a placing plate 25 is arranged above the sliding plate 24, a placing groove 26 is arranged on the placing plate 25, a tightening belt 27 and a hook 28 are arranged on the two sides of the placing groove 26 respectively, a threaded hole 29 is arranged on the tail of the placing plate 25, the threaded hole 29 is threadedly connected with a threaded rod 30, the threaded rod 30 is threadedly connected with the inner ring of a hanging rod 31, the tail sections of the sliding plate 24 and the placing plate 25 are provided with the same second through hole 50, a support small plate 51 is fixed in the second through hole 50, a second spring 52 is arranged above the support small plate 51, one end of a short rod 53 is connected with the inner ring of the second spring 52, the other end of the short rod 53 penetrates the support small plate 51, and a small magnet 54 is arranged in the other end of the short rod 53.

[0034] The lock structure 13 includes a fixed rod 32 fixed on the tail cover 14, the fixed rod 32 is connected with a shaft 33, the shaft 33 is sleeved with a shaft sleeve 34, one end of the shaft sleeve 34 is connected with a limiting rod 35, the other end of the limiting rod 35 is connected with an insertion block 36 and an outer handle rod 38, the insertion block 36 is inserted into a slot 37, and the slot 37 is fixed on the outer wall of the shell 1.

[0035] The heat preservation layer 3 is located between the shell 1 and the inner shell 2, the shell 1 is provided with a temperature display 41, a temperature display switch button 42, a heating module switch button 43 and a heating coil resistance adjusting knob 44, the inner shell 2 is internally provided with a plurality of temperature sensing coils 47, and the inner shell 2 is externally provided with a plurality of heating coils 48.

[0036] The rebound instrument body 49 is placed in the placing groove 26, and the movement core lock knob at the lower portion of the rebound instrument body 49 is located in the second through hole 50.

[0037] The battery cavity 46 is electrically connected with the temperature display 41, the temperature display switch button 42 and the temperature sensing coil 47.

[0038] The battery cavity 46 is also electrically connected with the heating module switch button 43, the heating coil resistance adjusting knob 44 and the heating coil 48.

[0039] The glass screen 45 is a double-layer heat preservation glass structure, and the inner shell 2 and the heat preservation layer 3 below the glass screen 45 are provided with holes with the same size as the glass screen 45.

[0040] The number of the suction discs 10 is four.

[0041] When the external temperature controller for the rebound instrument is used, the insertion block 36 is separated from the slot 37 by holding the outer handle rod 38 and pulling it outward, the tail cover 14 is pulled open and slides backward by holding the handle 17 and pulling it backward, the placing plate 25 is pulled out by pulling the sliding plate 24, the movement core lock knob of the rebound instrument body 49 is aligned with the second through hole 50, the rebound instrument body 49 is placed on the placing groove 26, the rebound instrument body 49 is stabilized by hanging the tightening belt 27 on the hook 28, the placing plate 25 is pushed back to the original position by pushing the sliding plate 24, the placing plate 25 is stabilized by rotating the threaded rod 30 and screwing the bottom end of the threaded rod 30 into the threaded hole 29, the tail cover 14 is pushed back and the insertion block 36 is inserted into the slot 37, the top end of the long rod 12 is adsorbed on the bottom end of the short rod 53 by holding the long rod 12 and pushing it upward, and the installation of the rebound instrument body 49 is completed.

[0042] After the rebound hammer body 49 is installed, the heating module switch button 43 is turned on to make the heating coil 48 heat, then the temperature display switch button 42 is turned on, and the temperature sensed by the temperature sensing coil 47 is displayed on the temperature display 41; in the process, the heating coil resistance adjusting knob 44 is used to adjust the temperature; when the temperature is displayed in the specified range value, the suction cup 10 is placed on the concrete wall and pressed to make the suction cup 10 adhere to the wall, then the handle 17 is held and pushed forward to start the detection of the concrete wall, after the detection is completed, the long rod 12 is pushed upward, the short rod 53 is lifted upward to press the core lock of the rebound hammer body 49, the core of the rebound hammer body 49 is locked, and then the scale value on the scale of the rebound hammer body 49 can be read through the observation of the glass screen 45.

[0043] When the battery cavity 46 is out of power, the tail cover 14 is opened, the battery cavity 46 is pulled out to replace the battery, so that the rebound hammer body 49 can be repeatedly used; the battery is a market standard rechargeable battery.

[0044] In the utility model, the heating coil 48 can heat, the temperature can be controlled through the heating coil resistance adjusting knob 44, the temperature range in the temperature controller is maintained in the normal working temperature range, and the temperature is displayed through the temperature display 41, so that the problem that the rebound hammer cannot detect the strength of the concrete in the low temperature environment is solved.

[0045] In the utility model, the battery cavity 46 is inserted into the tail inner wall of the shell 1, the battery cavity 46 can be replaced without taking out the rebound hammer body 49, the temperature in the temperature controller can maintain the good energy storage state of the battery in the battery cavity 46, the use time of the battery is increased, and the replacement frequency of the battery is reduced.

[0046] In the utility model, the rebound hammer placing device can be pulled out outward, the rebound hammer body 49 is placed, the binding belt 27, the hook 28, the threaded hole 29, the threaded rod 30 and the hanging rod 31 in the rebound hammer placing device structure can also maintain the stability of the rebound hammer body 49 and the rebound hammer placing device, and the accuracy of the rebound hammer body 49 in use is favorable.

[0047] In the utility model, after the rebound hammer body 49 is placed into the placing groove 26, the core lock of the rebound hammer body 49 below enters into the second through hole 50, the short rod 53 can be adsorbed to the long rod 12 through the small magnet 54, the core of the rebound hammer body 49 is locked through the long rod 12, and the measurement value of the rebound hammer body 49 is read.

[0048] In the utility model, the whole device can be adsorbed on the concrete wall through the first supporting rod 8, the second supporting rod 9 and the suction cup 10, the temperature controller can always be kept 90 degrees perpendicular to the wall, and the accuracy of the rebound hammer body 49 in use is favorable.

[0049] In the utility model, through the setting of the first slide rod 4, the first slide block 5 and the first side edge sliding groove 6, the user can conveniently push the temperature controller main body through the push-pull plate 16 and the handle 17, and the labor intensity of the user is reduced, and meanwhile the second slide rod 18, the second slide block 19, the third slide rod 20 and the third slide block 21 can keep the balance and stability of the tail cover 14 and the push-pull plate 16.

[0050] The above-mentioned embodiments of the novel are only examples for clearly illustrating the utility model, and are not a limitation on the embodiments of the utility model. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above-mentioned description. Here, all the embodiments cannot be exhausted. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.

Claims

1. An external temperature controller for a rebound hammer, comprising an outer shell (1), an inner shell (2) and a thermal insulation layer (3), characterized in that: The outer shell (1) is provided with a glass screen (45), and a battery cavity (46) is inserted into the inner wall of the tail of the outer shell (1). The bottom of the outer shell (1) is connected to a first sliding rod (4), and the first sliding rod (4) is connected to a first slider (5) located in the first side sliding groove (6). The first side sliding groove (6) is located on the side of the support base (7). The support base (7) is provided with a limiting sliding hole (39) in the middle. The bottom end of the support base (7) is connected to one end of the first support rod (8) and one end of the second support rod (9). The other end of the first support rod (8) and the other end of the second support rod (9) are both connected to suction cups (10). The tail end of the outer shell (1) is connected to a tail cover (14) through a locking structure (13). The bottom end of the tail cover (14) is connected to a second sliding rod (18). The second sliding rod (18) is connected to the first sliding rod (5) located in the first side sliding groove (6). The second slider (19) in the side slide groove (6), the tail cover (14) is connected to the connecting rod (15) on the back, the connecting rod (15) is connected to the front side of the push-pull plate (16), the push-pull plate (16) is provided with a handle (17) on the rear side, the bottom end of the push-pull plate (16) is connected to the third slide rod (20), the third slide rod (20) is connected to the third slider (21) located in the first side slide groove (6), the inner shell (2) is connected to the rebound device, the inner tail wall of the inner shell (2) is provided with a first spring (40), the inner side of the first spring (40) is connected to one end of the long rod (12), the other end of the long rod (12) passes through the first through hole (11) and the limiting slide hole (39) and extends to the bottom of the support base (7), the first through hole (11) penetrates the outer shell (1), the inner shell (2) and the insulation layer (3).

2. An external temperature controller for a resiliometer according to claim 1, characterized in that: The rebound spring placement device includes a second side slide groove (22) fixed on the inner wall of the inner shell (2). A long slide bar (23) is provided in the second side slide groove (22). The long slide bar (23) is connected to a slide plate (24). A placement plate (25) is provided above the slide plate (24). A placement groove (26) is provided on the placement plate (25). A binding strap (27) and a hook (28) are provided on both sides of the placement groove (26). A threaded hole (29) is provided at the tail of the placement plate (25). The threaded hole (29) is threaded. A connecting threaded rod (30) is threaded to the inner ring of the hanging rod (31). The slide plate (24) and the tail section of the placement plate (25) are provided with the same second through hole (50). A support plate (51) is fixed in the second through hole (50). A second spring (52) is provided above the support plate (51). The inner ring of the second spring (52) is connected to one end of a short rod (53). The other end of the short rod (53) passes through the support plate (51). A small magnet (54) is provided in the other end of the short rod (53).

3. An external temperature controller for a resiliometer as defined in claim 1, wherein: The lock structure (13) comprises a fixing rod (32) fixed on the tail cover (14), the fixing rod (32) is connected with a shaft (33), the shaft (33) is sleeved with a shaft sleeve (34), one end of the shaft sleeve (34) is connected with a limiting rod (35), the other end of the limiting rod (35) is connected with an insertion block (36) and an outer handle rod (38), the insertion block (36) is inserted into a slot (37), and the slot (37) is fixed on the outer wall of the shell (1).

4. An external temperature controller for a resiliometer as defined in claim 1, wherein: The heat preservation layer (3) is located between the shell (1) and the inner shell (2), the shell (1) is provided with a temperature display (41), a temperature display switch button (42), a heating module switch button (43) and a heating coil resistance adjusting knob (44), the inner shell (2) is internally provided with a plurality of temperature sensing coils (47), and the outer shell (2) is externally provided with a plurality of heating coils (48).

5. An external temperature controller for a resiliometer as defined in claim 2, wherein: The rebound instrument body (49) is placed in the placing groove (26), and the lower core lock of the rebound instrument body (49) is located in the second through hole (50).

6. An external temperature controller for a resiliometer as defined in claim 1, wherein: The battery cavity (46) is electrically connected with the temperature display (41), the temperature display switch button (42) and the temperature sensing coil (47).

7. An external temperature controller for a resiliometer as defined in claim 1, wherein: The battery cavity (46) is also electrically connected with the heating module switch button (43), the heating coil resistance adjusting knob (44) and the heating coil (48).

8. An external temperature controller for a resiliometer as defined in claim 1, wherein: The glass screen (45) is a double-layer heat preservation glass structure, and the inner shell (2) and the heat preservation layer (3) below the glass screen (45) are provided with holes with the same size as the glass screen (45).

9. An external temperature controller for a resiliometer as defined in claim 1, wherein: The number of the suction cups (10) is four.

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