CN214373740U

CN214373740U - Electric compaction instrument with enlarged application range

Info

Publication number: CN214373740U
Application number: CN202120432835.XU
Authority: CN
Inventors: 齐伟; 孙海滨; 吴丽丽
Original assignee: Jinan Changqing Construction Engineering Quality Inspection Co ltd
Current assignee: Jinan Changqing Construction Engineering Quality Inspection Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-08
Anticipated expiration: 2031-02-26

Abstract

The utility model relates to an increase application scope's electronic real appearance that hits belongs to the technical field who hits real appearance, and it includes the fuselage, is equipped with the guide bar on the fuselage, is provided with the wedge on the guide bar, and the wedge slides with the guide bar and is connected, is provided with the locking subassembly that is used for locking the wedge distance of sliding on the wedge. The application has the effect of enlarging the application range of the compaction device.

Description

Electric compaction instrument with enlarged application range

Technical Field

The application relates to the field of compaction instruments, in particular to an electric compaction instrument with an increased application range.

Background

The electric compaction instrument is developed according to the standard of the highway test industry issued by the Ministry of transportation, the structure of the instrument meets the manufacturing requirement of compaction samples in the highway geotechnical test regulations, and the instrument has two functions of light compaction and heavy compaction and is suitable for the detection test of the physical and mechanical properties of concrete.

In the related art, the chinese utility model with publication number CN205483718U discloses a multifunctional electric compaction apparatus, which comprises a machine body, wherein a machine base is arranged at the bottom of the machine body, and a compaction cylinder is arranged on the machine base; the machine body is provided with a guide rod, the guide rod is connected with a compaction hammer in a sliding way, the compaction hammer is positioned above the compaction cylinder, and the upper part of the guide rod is also provided with a wedge-shaped block; the driving device comprises an upper gear and a lower gear, wherein the upper gear is fixed on the machine body and is distributed up and down, the lower gear is connected with an output shaft of the motor, a rack transmission belt is meshed and driven between the upper gear and the lower gear, the rack transmission belt is hinged with an attachment plate through a torsion spring, the compaction hammer is provided with a lug, when the rack transmission belt drives the attachment plate to ascend, the attachment plate has a certain supporting force under the action of the torsion spring, and after the attachment plate is abutted to the lug, the compaction hammer is ascended by depending on the supporting force provided by the torsion spring; when the compaction hammer rises and strikes the wedge, the rack transmission belt can take the butt strap to continue rising, and the compaction hammer can't follow the butt strap and rise this moment, and the wedge is through hitting the compaction hammer to the butt strap application of force, and the torsional spring is compressed gradually, the lapse is rotatory downwards by the butt strap, and the butt strap can follow the torsional spring and rotate downwards, and after the butt strap rotated to certain degree, breaks away from with the lug, and the compaction hammer loses the support of lug and can fall down this moment, and the compaction effect of the compaction hammer to the material in the compaction cylinder can be realized to circulation above-mentioned process.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the position of the wedge block on the guide rod is fixed, the position of the compaction hammer which ascends to impact the wedge block is fixed, the compaction hammer does free-fall motion, the compaction force applied to the compaction cylinder is also certain, the requirements of compaction tests with different compaction force requirements cannot be met, and the application range of the compaction device is smaller.

SUMMERY OF THE UTILITY MODEL

In order to enlarge the application range of the compaction device, the application provides an electric compaction device with enlarged application range.

The application provides an increase application scope's electronic hit real appearance adopts following technical scheme:

the utility model provides an increase application scope's electronic real appearance that hits, includes the fuselage, be equipped with the guide bar on the fuselage, be provided with the wedge on the guide bar, the wedge slides with the guide bar and is connected, be provided with the locking subassembly that is used for locking the wedge distance of sliding on the wedge.

Through adopting above-mentioned technical scheme, the wedge slides with the guide bar and is connected, according to the experimental demand of hitting of different hitting power requirements, adjusts the sliding distance of wedge, then locks the sliding distance of wedge through the locking Assembly, can make hit real hammer descend at different heights to satisfy the experimental demand of hitting power requirement difference, increased the application scope of hitting the real appearance.

Optionally, a sliding groove is formed in the guide rod along the length direction of the guide rod, and the wedge-shaped block is connected with the sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the wedge slides with the groove and is connected, has realized the sliding connection of wedge and guide bar.

Optionally, a plurality of constant head tanks have been seted up on the lateral wall in groove that slides, the orientation of seting up of constant head tank is perpendicular with the orientation of seting up in groove that slides, and each the constant head tank sets up along the length direction of guide bar, the spread groove has been seted up on the wedge, the orientation of seting up of spread groove is perpendicular with the orientation of seting up in groove that slides, the locking subassembly includes lock pin and reset spring, the lock pin passes through reset spring and is connected with the tank bottom of spread groove, just the lock pin slides with the lateral wall of spread groove and is connected, but lock pin and constant head tank joint.

Through adopting above-mentioned technical scheme, during the wedge that slides, the lateral wall extrusion locking round pin in groove that slides, make the locking round pin slide to the tank bottom direction that is close to the spread groove, reset spring is compressed, when sliding to certain height, when reacing the constant head tank that corresponds promptly, the lateral wall in groove that slides no longer produces the squeezing action to the locking round pin, under reset spring's spring action, the locking round pin slides to the tank bottom direction of keeping away from the spread groove, until stretching out the spread groove, with the constant head tank joint, can lock the distance of sliding of wedge.

Optionally, a plurality of joint grooves have been seted up on the relative lateral wall of the lateral wall that slides groove and be provided with the constant head tank, the direction of seting up in joint groove is perpendicular with the direction of seting up in the groove that slides, just the position, the quantity one-to-one of joint groove and constant head tank, it is connected with the fixture block to slide on the wedge, but fixture block and joint groove joint, be provided with the drive assembly that the drive fixture block slided on the wedge.

Through adopting above-mentioned technical scheme, after the slip distance locking of wedge, can drive the fixture block through drive assembly and slide for the joint in fixture block and the joint groove joint that corresponds can improve wedge and the joint strength of guide bar.

Optionally, the driving assembly comprises a first bevel gear, a second bevel gear and a screw rod, the first bevel gear and the second bevel gear are both rotationally connected with the wedge block, the first bevel gear is meshed with the second bevel gear, the second bevel gear is coaxially connected with one end of the screw rod, and the fixture block is in threaded connection with the other end of the screw rod.

Through adopting above-mentioned technical scheme, when the drive fixture block slided, rotated first bevel gear, because first bevel gear and second bevel gear meshing, consequently second bevel gear rotates, drives rather than coaxial coupling's lead screw rotation, because fixture block and lead screw threaded connection, consequently the lead screw can drive the fixture block when rotating and slide.

Optionally, a sliding groove is formed in one side, away from the connecting groove, of the wedge-shaped block, the screw rod can rotate in the sliding groove, and the clamping block is connected with the sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the fixture block has been realized being connected with sliding of wedge with sliding connection to the lead screw is at the spout internal rotation, and the spout also can play certain restriction to the rotation of fixture block, makes the fixture block produce the action of sliding when the lead screw rotates.

Optionally, the wedge has been seted up on the piece and has been held the chamber, first bevel gear rotates through the pivot and is connected with the lateral wall that holds the chamber, just the pivot passes the lateral wall coaxial coupling that holds the chamber and has the runner, second bevel gear rotates through the lead screw and the lateral wall that holds the chamber and be close to the spout to be connected.

Through adopting above-mentioned technical scheme, hold the chamber and can be used for holding first bevel gear and second bevel gear, the setting of pivot has realized that first bevel gear is connected with the rotation of wedge, and the setting of lead screw has realized that second bevel gear is connected with the rotation of wedge.

Optionally, a graduated scale is arranged on one side of the guide rod close to the positioning groove along the length direction of the guide rod.

Through adopting above-mentioned technical scheme, the setting up of scale is convenient for the staff to fix a position fast to the position of wedge.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the sliding of the wedge-shaped block and the locking of the sliding distance of the wedge-shaped block by the locking assembly, the compaction hammer can descend after being abutted against the wedge-shaped block at different heights, so that the requirements of compaction tests with different compaction force requirements are met, and the application range of the compaction tester is enlarged;

2. after the sliding distance of the wedge-shaped block is locked, the driving assembly can drive the clamping block to slide, so that the clamping block is clamped with the corresponding clamping groove, and the connecting strength of the wedge-shaped block and the guide rod can be improved;

3. the arrangement of the graduated scale is convenient for a worker to quickly position the wedge block.

Drawings

FIG. 1 is a schematic view of the overall structure of an electric compaction apparatus according to an embodiment of the present application;

fig. 2 is an exploded view of a wedge block and a guide rod according to an embodiment of the present application;

fig. 3 is an exploded view of a wedge and a guide rod according to an embodiment of the present application;

fig. 4 is a cross-sectional view of a wedge block of an embodiment of the present application.

Description of reference numerals: 100. a body; 200. a guide bar; 210. a sliding groove; 211. positioning a groove; 212. a clamping groove; 220. a graduated scale; 300. a wedge block; 310. connecting grooves; 320. a chute; 330. an accommodating chamber; 400. a locking assembly; 410. a locking pin; 420. a return spring; 500. a clamping block; 600. a drive assembly; 610. a first bevel gear; 611. a rotating shaft; 612. a rotating wheel; 620. a second bevel gear; 630. and a lead screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an increase application scope's electronic real appearance that hits. Referring to fig. 1, the electric compaction apparatus includes a body 100, a guide bar 200 vertically welded on the body 100, a sliding groove 210 formed along a length direction of the guide bar 200, a wedge block 300 slidably connected in the sliding groove 210, and a locking assembly 400 provided on the wedge block 300 for locking a sliding distance of the wedge block 300.

Referring to fig. 2 and 3, a plurality of positioning grooves 211 are formed in the side wall of the sliding groove 210 along the length direction of the guide bar 200, and the opening direction of the positioning grooves 211 is perpendicular to the opening direction of the sliding groove 210. On the lateral wall opposite to the lateral wall of the sliding groove 210 provided with the positioning groove 211, a plurality of clamping grooves 212 are also arranged along the length direction of the guide rod 200, the arrangement direction of the clamping grooves 212 is perpendicular to the arrangement direction of the sliding groove 210, and the positions and the number of the clamping grooves 212 and the positioning groove 211 are in one-to-one correspondence.

In order to facilitate the worker to determine the sliding distance of the wedge block 300, a graduated scale 220 is arranged on one side of the guide rod 200 close to the positioning groove 211 along the length direction of the guide rod 200, and the scales of the graduated scale 220 correspond to the positions of the positioning groove 211 one by one.

Referring to fig. 2 and 4, the wedge block 300 is provided with a connecting groove 310 along a direction perpendicular to the opening direction of the sliding groove 210, and the locking assembly 400 is disposed in the connecting groove 310. Locking assembly 400 includes reset spring 420, reset spring 420 sets up in connecting groove 310 along the orientation of seting up of connecting groove 310, and reset spring 420's one end and the tank bottom welding of connecting groove 310, the other end welding has lock pin 410, lock pin 410 slides with the lateral wall of connecting groove 310 and is connected, and under reset spring 420's spring action, lock pin 410 slides to the orientation of keeping away from the connecting groove 310 tank bottom, and with constant head tank 211 joint, with the position of locking lock pin 410, thereby the distance of sliding of locking wedge 300.

Referring to fig. 3 and 4, a sliding groove 320 is formed in one side of the wedge block 300 away from the connecting groove 310, and a clamping block 500 is slidably connected in the sliding groove 320, so that the clamping block 500 is slidably connected with the wedge block 300. The wedge-shaped block 300 is further provided with a driving assembly 600 which can drive the fixture block 500 to slide, and when the fixture block 500 slides in the direction away from the bottom of the sliding groove 320, the fixture block 500 can be clamped with the clamping groove 212 to further lock the sliding distance of the wedge-shaped block 300, so that the connection strength between the wedge-shaped block 300 and the guide rod 200 is improved.

The wedge block 300 is provided with an accommodating cavity 330, and the accommodating cavity 330 is disposed between the connecting groove 310 and the sliding groove 320. The driving assembly 600 comprises a first bevel gear 610, the first bevel gear 610 is arranged in the accommodating cavity 330 and can rotate in the accommodating cavity 330, a rotating shaft 611 is coaxially welded on the first bevel gear 610, and the rotating shaft 611 is rotatably connected with the side wall of the accommodating cavity 330, so that the first bevel gear 610 is rotatably connected with the wedge block 300. The rotating shaft 611 is coaxially welded with a rotating wheel 612 through the side wall of the accommodating cavity 330, so that a worker can conveniently rotate the first bevel gear 610.

A second bevel gear 620 is further disposed in the accommodating cavity 330, the second bevel gear 620 is engaged with the first bevel gear 610, and when the first bevel gear 610 rotates, the second bevel gear 620 is driven to rotate in the accommodating cavity 330. The second bevel gear 620 is coaxially welded with a screw 630, the screw 630 penetrates through the side wall of the accommodating cavity 330 close to the sliding chute 320 and enters the sliding chute 320, and the screw 630 is rotatably connected with the side wall of the accommodating cavity 330 close to the sliding chute 320, so that the second bevel gear 620 is rotatably connected with the wedge block 300.

When the second bevel gear 620 rotates, the lead screw 630 rotates along with the lead screw 630, the lead screw 630 rotates in the sliding slot 320, the fixture block 500 is in threaded connection with one end of the lead screw 630 located in the sliding slot 320, and when the lead screw 630 rotates, the fixture block 500 can slide in the sliding slot 320, so that the sliding driving effect of the fixture block 500 is realized.

The implementation principle of the electric compaction device with the enlarged application range is as follows: according to the needs of the compaction test required by different compaction forces, the sliding distance of the wedge block 300 is determined, the worker slides the wedge block 300 to a corresponding position, in the sliding process, the side wall of the sliding groove 210 extrudes the locking pin 410, so that the locking pin 410 slides towards the direction of the groove bottom close to the connecting groove 310, the reset spring 420 is compressed, when the sliding groove slides to the corresponding positioning groove 211, the side wall of the sliding groove 210 does not extrude the locking pin 410 any more, under the elastic action of the reset spring 420, the locking pin 410 slides towards the direction of the groove bottom far away from the connecting groove 310 until extending out of the connecting groove 310, and the sliding distance of the wedge block 300 can be locked by clamping with the positioning groove 211.

Then, the worker rotates the rotating wheel 612 to drive the first bevel gear 610 to rotate, so as to drive the second bevel gear 620 to rotate, further drive the screw 630 to rotate, drive the fixture block 500 to slide towards the direction close to the clamping groove 212 until the fixture block 500 is clamped with the clamping groove 212, improve the connection strength between the wedge-shaped block 300 and the guide rod 200, and completely lock the position of the wedge-shaped block 300. Then the electric compaction instrument can be started to carry out relevant test operation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an increase application scope's electronic real appearance that hits, includes fuselage (100), be equipped with guide bar (200) on fuselage (100), be provided with wedge (300), its characterized in that on guide bar (200): the wedge-shaped block (300) is connected with the guide rod (200) in a sliding mode, and a locking assembly (400) used for locking the sliding distance of the wedge-shaped block (300) is arranged on the wedge-shaped block (300).

2. An electric compaction apparatus with increased applicability according to claim 1, wherein: the guide rod (200) is provided with a sliding groove (210) along the length direction of the guide rod, and the wedge block (300) is connected with the sliding groove (210) in a sliding manner.

3. An electric compaction instrument with an increased application range according to claim 2, wherein: seted up a plurality of constant head tanks (211) on the lateral wall in groove (210) slides, the orientation of seting up of constant head tank (211) is perpendicular with the orientation of seting up of groove (210) that slides, and each constant head tank (211) sets up along the length direction of guide bar (200), connecting groove (310) has been seted up on wedge piece (300), the orientation of seting up of connecting groove (310) is perpendicular with the orientation of seting up of groove (210) that slides, locking Assembly (400) include lock round pin (410) and reset spring (420), lock round pin (410) are connected through reset spring (420) and the tank bottom of connecting groove (310), just lock round pin (410) slides with the lateral wall of connecting groove (310) and is connected, lock round pin (410) and constant head tank (211) joinable joint.

4. An electric compaction instrument with an increased application range according to claim 3, wherein: slide groove (210) and be provided with a plurality of joint grooves (212) on the relative lateral wall of constant head tank (211), the orientation of seting up of joint groove (212) is perpendicular with the orientation of seting up of sliding groove (210), just joint groove (212) is with position, the quantity one-to-one of constant head tank (211), it is connected with fixture block (500) to slide on wedge (300), but fixture block (500) and joint groove (212) joint, be provided with drive assembly (600) that drive fixture block (500) slided on wedge (300).

5. An electric compaction instrument with an increased application range according to claim 4, wherein: the driving assembly (600) comprises a first bevel gear (610), a second bevel gear (620) and a screw (630), the first bevel gear (610) and the second bevel gear (620) are both in rotating connection with the wedge block (300), the first bevel gear (610) is meshed with the second bevel gear (620), the second bevel gear (620) is coaxially connected with one end of the screw (630), and the fixture block (500) is in threaded connection with the other end of the screw (630).

6. An electric compaction instrument with an increased application range according to claim 5, wherein: one side of the wedge block (300) far away from the connecting groove (310) is provided with a sliding groove (320), the screw rod (630) can rotate in the sliding groove (320), and the clamping block (500) is connected with the sliding groove (320) in a sliding mode.

7. An electric compaction instrument with an increased application range according to claim 6, wherein: seted up on wedge block (300) and held chamber (330), first bevel gear (610) are connected with the lateral wall rotation that holds chamber (330) through pivot (611), just pivot (611) pass the lateral wall coaxial coupling who holds chamber (330) and have runner (612), second bevel gear (620) are connected with the lateral wall rotation that holds chamber (330) and be close to spout (320) through lead screw (630).

8. An electric compaction instrument with an increased application range according to claim 7, wherein: and a graduated scale (220) is arranged on one side of the guide rod (200) close to the positioning groove (211) along the length direction of the guide rod (200).