CN214737939U - Backfill compactness detection device - Google Patents

Backfill compactness detection device Download PDF

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Publication number
CN214737939U
CN214737939U CN202120613337.5U CN202120613337U CN214737939U CN 214737939 U CN214737939 U CN 214737939U CN 202120613337 U CN202120613337 U CN 202120613337U CN 214737939 U CN214737939 U CN 214737939U
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column
rod
sliding
groove
guide
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CN202120613337.5U
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Chinese (zh)
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戴明强
漆晓静
梅浩
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Anhui Hongjian Engineering Project Management Co ltd
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Anhui Hongjian Engineering Project Management Co ltd
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Abstract

The utility model relates to a closely knit degree detection device of backfill belongs to building engineering test equipment field, its include guiding mechanism and set up in detector body on the guiding mechanism, the detector body includes the dial plate, is fixed in the depression bar of dial plate upside and be fixed in the gauge rod of dial plate downside, guiding mechanism include support, slidable mounting in slider on the support, be fixed in installation pole on the slider, the installation pole is kept away from the one end of slider with dial plate fixed connection. This application has the perpendicular effect that gets into back filling in the soil layer of assurance probe rod, improves the measuring precision.

Description

Backfill compactness detection device
Technical Field
The application relates to the technical field of constructional engineering test equipment, in particular to a backfill compactness detection device.
Background
The backfilling refers to returning filled soil after completing foundation and other ground engineering in engineering construction. The compaction degree of the backfill directly influences the bearing capacity of the bottom surface, and is a project needing important control in construction.
In the correlation technique, chinese utility model patent that bulletin number is CN201443081U discloses a ground bearing capacity fill compactness scene detector, it includes casing, cross-beam, load sensor, transmission shaft, feeler lever, touch probe, data acquisition treater, control display panel, communication interface, power pack, its bottom connection transmission shaft of load sensor who fixes at casing inner chamber, feeler lever, touch probe, when touch probe inserts to the soil body, load sensor produces signal change, through data acquisition treater sampling, amplification, calculation display to send to host computer intelligent processing by communication interface.
Aiming at the related technologies, the inventor thinks that the compactness of the backfill soil is measured by manually operating the detector by an operator, and the operator cannot ensure that the contact probe is vertically inserted into the backfill soil layer when moving the contact probe downwards, so that the defect of low accuracy of measured data exists.
SUMMERY OF THE UTILITY MODEL
In order to guarantee that the probe rod perpendicularly gets into the backfill soil layer, improve the measuring precision, this application provides a closely knit degree detection device of backfill soil.
The application provides a closely knit degree detection device of backfill adopts following technical scheme:
the utility model provides a closely knit degree detection device of backfill, include guiding mechanism and set up in last detector body of guiding mechanism, the detector body includes the dial plate, is fixed in the depression bar of dial plate upside and being fixed in the gauge rod of dial plate downside, guiding mechanism include support, slidable mounting in slider on the support, be fixed in installation pole on the slider, the installation pole is kept away from the one end of slider with dial plate fixed connection.
Through adopting above-mentioned technical scheme, when operating personnel detected the closely knit degree of backfill, operating personnel earlier the dial plate fix on the installation pole, operating personnel places the support on the backfill surface again, make the length direction and the backfill surface of support keep perpendicular, operating personnel pushes down the depression bar, the depression bar drives dial plate and gauge rod downstream, the setting up of slider makes the gauge rod follow the perpendicular downstream of length direction of support, thereby prevent that the gauge rod from moving the in-process skew, further improve measuring precision.
Preferably, the support is vertically provided with a sliding groove, the sliding block is in sliding fit with the inner side wall of the sliding groove, the sliding block is rotatably provided with a ball, and the ball is in sliding fit with the inner side wall of the sliding groove.
Through adopting above-mentioned technical scheme, the setting up of spout and ball makes the removal of slider more smooth and easy, reduces operating personnel's manpower consumption.
Preferably, a guide rod penetrates through the installation rod, the length direction of the guide rod is consistent with the length direction of the sliding groove, and the guide rod is matched with the installation rod in a sliding mode.
Through adopting above-mentioned technical scheme, the setting up of guide bar provides the guide effect for the installation pole on the one hand, improves the stability of device, and the setting up of guide bar on the other hand prevents that the slider from breaking away from the spout.
Preferably, a fixing mechanism is arranged between the mounting rod and the dial plate, the mounting rod is provided with a mounting groove, the inner side wall of the mounting groove is provided with a guide groove, the fixing mechanism comprises an insertion column which is arranged in the mounting groove and is in sliding fit with the mounting rod, a guide block which is arranged in the guide groove and is in sliding fit with the inner side wall of the guide groove, a spring fixed on the guide block and a driving assembly for driving the insertion column to move; the dial plate is provided with a slot which is used for being in splicing fit with the mounting rod, the inner side wall of the slot is provided with a clamping groove which is used for being in splicing fit with the splicing column, the guide block is fixedly connected with the splicing column, and one end, far away from the guide block, of the spring is fixedly connected with the inner end face of the guide groove.
Through adopting above-mentioned technical scheme, operating personnel utilizes drive assembly to make the post of pegging graft remove along the mounting groove, and in the part that the post of pegging graft extends the mounting groove got into the mounting groove, the post of pegging graft removed and is beaten the guide block and remove along the guide way, and the spring was in tensile state this moment. Operating personnel aligns the slot with the installation pole again, and operating personnel will install pole and dial plate grafting cooperation, and operating personnel removes drive assembly, and the guide block removes under the spring force effect this moment, and in the guide block promoted the post of pegging graft and got into the draw-in groove, the cooperation of pegging graft post and dial plate grafting to prevent that the dial plate from breaking away from the installation pole. The guide block and the spring are arranged to facilitate resetting of the plug-in column, the fixing mechanism is arranged to facilitate mounting and dismounting of the dial plate by operating personnel, and work efficiency is improved.
Preferably, a cavity is formed in the mounting rod, a limiting groove is formed in the mounting rod, the cavity is communicated with the mounting groove and the limiting groove respectively, the driving assembly comprises a connecting column which is arranged in the cavity and fixedly connected with the splicing column, a butting column which is arranged in the limiting groove and slidably matched with the inner side surface of the limiting groove, and a movable column which is fixed on the butting column and extends out of the limiting groove, an inclined plane is arranged at the end part, close to the connecting column, of the butting column, an inclined plane is arranged at the end part, close to the connecting column, of the connecting column, and the butting column is matched with the inclined plane, close to the connecting column, of the connecting column.
Through adopting above-mentioned technical scheme, operating personnel promotes the removal post, removes the post and removes and drive the butt post removal, and when operating personnel continued to promote the removal post, the removal post makes the spliced pole remove, and the spliced pole removes and drives the spliced pole removal until the inclined plane of butt post and the inclined plane butt of spliced pole to make the spliced pole stretch out in the tip entering mounting groove of mounting groove.
Preferably, the bottom of support is provided with the mount pad, the mount pad with the support can be dismantled and be connected, the guiding hole has been seted up on the mount pad, the axis of guiding hole with the coincidence of the axis of probe rod.
Through adopting above-mentioned technical scheme, being provided with of mount pad does benefit to increase guiding mechanism and ground area of contact to improve guider's stability. The setting of guiding hole is further guided the probe rod, ensures that the probe rod inserts the surface of backfill soil perpendicularly.
Preferably, be provided with the sliding sleeve on the mount pad, the sliding sleeve with the probe rod cooperation of sliding, the axis of sliding sleeve with the axis coincidence of probe rod, just the sliding sleeve with the inside wall screw-thread fit of guiding hole.
Through adopting above-mentioned technical scheme, being provided with of sliding sleeve does benefit to the motion trail of guaranteeing the gauge rod and is the straight line on perpendicular to backfill surface, and the sliding sleeve can be dismantled with the mount pad and be connected, changes the sliding sleeve when aspect operating personnel selects different gauge rods.
Preferably, the bottom rigid coupling of mount pad has a plurality of staple, and is a plurality of the staple evenly arrange in the four corners of mount pad.
Through adopting above-mentioned technical scheme, the setting up of staple strengthens being connected of mount pad and backfill surface, is favorable to improving the stability of device.
In summary, the present application includes at least one of the following beneficial technical effects:
the arrangement of the bracket and the sliding block enables the detection rod to vertically move downwards along the length direction of the bracket, so that the detection rod is prevented from shifting in the moving process, and the measurement accuracy is further improved;
the insertion column is in insertion fit with the dial plate, so that the dial plate is prevented from being separated from the mounting rod, the guide block and the spring are arranged to facilitate the resetting of the insertion column, the arrangement of the fixing mechanism is convenient for an operator to mount and dismount the dial plate, and the working efficiency is improved;
the sliding sleeve is favorable for guaranteeing that the motion trail of the detection rod is a straight line perpendicular to the backfill surface, the sliding sleeve is detachably connected with the mounting seat, and operators can replace the sliding sleeve when selecting different detection rods.
Drawings
Fig. 1 is a schematic structural diagram of a backfill compactness detecting device according to an embodiment of the present application.
Fig. 2 is a schematic view of an internal structure of a backfill compactness detecting device according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view at a in fig. 2.
Description of reference numerals: 1. a guide mechanism; 11. a support; 111. a chute; 12. a slider; 121. a ball bearing; 13. mounting a rod; 131. mounting grooves; 132. a guide groove; 133. a cavity; 134. a limiting groove; 14. a guide bar; 2. a detector body; 21. a dial plate; 211. a slot; 212. a card slot; 22. a pressure lever; 23. a probe rod; 3. a fixing mechanism; 31. inserting the column; 32. a guide block; 33. a spring; 34. a drive assembly; 341. connecting columns; 342. a butting post; 343. moving the column; 4. a mounting seat; 41. a guide hole; 42. a sliding sleeve; 43. and (5) fixing the nail.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses closely knit degree detection device of backfill soil. Referring to fig. 1 and 2, the backfill compactness detection device comprises a guide mechanism 1 and a detector body 2. The detector body 2 comprises a dial 21, a pressing rod 22 and a detection rod 23, the detector body 2 is vertically arranged, the pressing rod 22 is installed above the dial 21, and the detection rod 23 is installed below the dial 21.
Referring to fig. 1 and 2, the guide mechanism 1 includes a support 11, a slider 12 and a mounting rod 13, the support 11 is vertically arranged, a mounting seat 4 is arranged at the bottom of the support 11, the mounting seat 4 is horizontally arranged, the cross section of the mounting seat 4 is rectangular, and the mounting seat 4 is connected with the support 11 through a bolt. The bottom surface of the mounting seat 4 is provided with four fixing nails 43, and the four fixing nails 43 are respectively fixed at four corners of the mounting seat 4. An operator places the mounting seat 4 on the surface of the backfill soil, the bottom surface of the mounting seat 4 is attached to the surface of the backfill soil, the fixing nail 43 penetrates into the backfill soil, and the fixing nail 43 is favorable for improving the stability of the device.
Referring to fig. 1 and 2, a guide hole 41 is formed in the upper surface of the mounting seat 4, and the opening of the guide hole 41 is circular. Set up sliding sleeve 42 on mount pad 4, sliding sleeve 42 is the cavity tube-shape, and sliding sleeve 42 sets up in guiding hole 41, and sliding sleeve 42 and the inside wall screw-thread fit of guide way 132, and sliding sleeve 42's the inside wall and the lateral surface of detecting rod 23 are the cooperation of sliding. The axis of the sliding sleeve 42 coincides with the axis of the guide hole 41, and the axis of the sliding sleeve 42 coincides with the axis of the detection rod 23.
Referring to fig. 1 and 2, the bracket 11 is provided with a sliding groove 111, an opening of the sliding groove 111 is rectangular, and a length direction of the sliding groove 111 is identical to a length direction of the bracket 11. The sliding block 12 is disposed in the sliding slot 111, and the sliding block 12 is in sliding fit with the inner side wall of the sliding slot 111. The slider 12 is provided with a plurality of balls 121 in a rotating manner, the balls 121 are uniformly arranged on two sides of the slider 12, and the balls 121 are in sliding fit with the inner side wall of the sliding groove 111.
Referring to fig. 1 and 2, the cross section of the installation rod 13 is rectangular, the installation rod 13 is horizontally arranged, one end of the installation rod 13 is in plug fit with the dial 21, the other end of the installation rod 13 is fixedly connected with the sliding block 12, and the end surface of the installation rod 13 close to the sliding block 12 is in sliding fit with the surface of the support 11 close to the installation rod 13. The installation rod 13 is provided with a guide rod 14 in a penetrating mode, the cross section of the guide rod 14 is circular, the guide rod 14 is matched with the installation rod 13 in a sliding mode, and two ends of the guide rod 14 are fixedly connected with the support 11 respectively.
Referring to fig. 1 and 3, a fixing mechanism 3 is arranged between the mounting rod 13 and the dial 21, the fixing mechanism 3 includes an insertion column 31, a guide block 32, a spring 33 and a driving component 34, a mounting groove 131 is formed in a side surface of the mounting rod 13, an opening of the mounting groove 131 is rectangular, and a length direction of the mounting groove 131 is perpendicular to a length direction of the mounting rod 13. The mounting groove 131 is provided with a guide groove 132 on the inner side wall far away from the bracket 11, and the length direction of the guide groove 132 is consistent with that of the mounting groove 131. The inserting column 31 is arranged in the mounting groove 131, and the inserting column 31 is matched with the inner bottom surface of the mounting groove 131 in a sliding manner. The guide block 32 is disposed in the guide groove 132, and the guide block 32 is slidably engaged with the inner sidewall of the guide groove 132. The side of the guide block 32 close to the bracket 11 is fixedly connected with the side of the plug column 31 far away. The spring 33 is disposed in the guide groove 132, and one end of the spring 33 is fixedly connected to the guide block 32, and the other end of the spring 33 is fixedly connected to the inner end surface of the guide groove 132. The side of dial 21 near installing pole 13 is provided with slot 211, the opening of slot 211 is rectangular, and the inside wall of slot 211 and installing pole 13 are matched in a sliding manner. The inner side wall of the slot 211 is provided with a rectangular slot 212, and the inner side wall of the slot 212 is in sliding fit with the plug column 31.
Referring to fig. 1 and 3, the driving assembly 34 includes a connection column 341, an abutting column 342, and a moving column 343, a limit groove 134 is formed on the side surface of the installation rod 13, an opening of the limit groove 134 is rectangular, a cavity 133 is formed in the installation rod 13, the cross section of the cavity 133 is rectangular, and the cavity 133 is respectively communicated with the limit groove 134 and the installation groove 131. The cross section of the connecting column 341 is rectangular, the connecting column 341 is arranged in the cavity 133, and the connecting column 341 is in sliding fit with the inner bottom surface of the cavity 133. The length direction of the connecting column 341 is the same as that of the mounting rod 13, and one end of the connecting column 341 far away from the bracket 11 is fixedly connected with the side face of the inserting column 31 far away from the guide block 32.
Referring to fig. 1 and 3, the cross section of the abutting column 342 is rectangular, the length direction of the abutting column 342 is consistent with that of the connecting column 341, the abutting column 342 is disposed in the limiting groove 134, and the abutting column 342 is in sliding fit with the inner bottom surface of the limiting groove 134. The end of the abutment post 342 near the attachment post 341 is beveled. The end of the connection column 341 close to the abutment column 342 is provided with an inclined surface, and the inclined surfaces of the connection column 341 and the abutment column 342 close to each other are matched with each other. The abutting column 342 is provided with a movable column 343, one end of the movable column 343 is fixedly connected with the abutting column 342, the other end of the movable column 343 extends out of the limiting groove 134, and the movable column 343 is matched with the inner bottom surface of the limiting groove 134 in a sliding manner. When an operator wants to mount the dial 21 on the mounting rod 13, the operator pushes the moving column 343 first, and the moving column 343 pushes the abutting column 342 to move toward the connecting column 341 until the inclined surface of the abutting column 342 abuts against the connected inclined surface. The operator continues to push the movable column 343, so that the connection column 341 starts to move, the connection column 341 moves to drive the insertion column 31 to move, the end part of the insertion column 31 extending out of the installation groove 131 enters the installation groove 131, the insertion column 31 moves to drive the guide block 32 to move along the guide groove 132, and at the moment, the spring 33 is in a stretching state. When an operator inserts the mounting rod 13 into the insertion slot 211, the operator releases the movable post 343, the guide block 32 pushes the insertion post 31 to be inserted into the insertion slot 212 under the elastic force of the spring 33, the insertion post 31 moves to drive the connection post 341 to move, and the connection post 341 moves to push the abutting post 342 to reset with the movable post 343.
The implementation principle of the backfill compactness detection device in the embodiment of the application is as follows: the operator places mount pad 4 on the surface of backfill soil earlier to let staple 43 get into the backfill soil, being provided with of staple 43 does benefit to the stability that improves the device. The operator pushes the moving post 343 to retract the extended end of the inserting post 31 into the mounting groove 131, and the spring 33 is in a stretched state. The operator inserts the mounting rod 13 into the insertion slot 211, and then releases the movable post 343, and the insertion post 31 is inserted into the slot 212 under the elastic force of the spring 33, thereby realizing the fixed connection between the mounting rod 13 and the detector body 2. Operating personnel pushes down and moves depression bar 22, and depression bar 22 drives dial plate 21, gauge stick 23 and moves down, and slider 12 and ball 121 be provided with and do benefit to the manpower consumption that reduces operating personnel, and setting up of guide bar 14 and sliding sleeve 42 provides the guide effect for gauge stick 23 to prevent that gauge stick 23 from moving the in-process skew, further improve measuring precision.
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 (8)

1. The utility model provides a closely knit degree detection device of backfill, include guiding mechanism (1) and set up in detector body (2) on guiding mechanism (1), detector body (2) include dial plate (21), are fixed in depression bar (22) of dial plate (21) upside and be fixed in probe rod (23) of dial plate (21) downside, its characterized in that: the guide mechanism (1) comprises a support (11), a sliding block (12) which is slidably mounted on the support (11) and a mounting rod (13) which is fixed on the sliding block (12), wherein one end, far away from the sliding block (12), of the mounting rod (13) is fixedly connected with the dial (21).
2. The backfill compactness detecting device according to claim 1, characterized in that: the vertical spout (111) of having seted up on support (11), slider (12) with the inside wall of spout (111) cooperation of sliding, it installs ball (121) to rotate on slider (12), ball (121) with the inside wall cooperation of sliding of spout (111).
3. The backfill compactness detecting device according to claim 2, characterized in that: the mounting rod (13) is provided with a guide rod (14) in a penetrating mode, the length direction of the guide rod (14) is consistent with that of the sliding groove (111), and the guide rod (14) is matched with the mounting rod (13) in a sliding mode.
4. The backfill compactness detecting device according to claim 1, characterized in that: a fixing mechanism (3) is arranged between the mounting rod (13) and the dial plate (21), a mounting groove (131) is formed in the mounting rod (13), a guide groove (132) is formed in the inner side wall of the mounting groove (131), the fixing mechanism (3) comprises an insertion column (31) which is arranged in the mounting groove (131) and is in sliding fit with the mounting rod (13), a guide block (32) which is arranged in the guide groove (132) and is in sliding fit with the inner side wall of the guide groove (132), a spring (33) fixed on the guide block (32) and a driving assembly (34) for driving the insertion column (31) to move; the dial plate (21) is provided with a slot (211) which is used for being in plug-in fit with the mounting rod (13), the inner side wall of the slot (211) is provided with a clamping groove (212) which is used for being in plug-in fit with the plug-in column (31), the guide block (32) is fixedly connected with the plug-in column (31), and one end, far away from the guide block (32), of the spring (33) is fixedly connected with the inner end face of the guide groove (132).
5. The backfill compactness detecting device according to claim 4, characterized in that: a cavity (133) is arranged in the mounting rod (13), a limit groove (134) is arranged on the mounting rod (13), the cavity (133) is respectively communicated with the mounting groove (131) and the limiting groove (134), the driving component (34) comprises a connecting column (341) which is arranged in the cavity (133) and is fixedly connected with the inserting column (31), a butting column (342) which is arranged in the limiting groove (134) and is in sliding fit with the inner side surface of the limiting groove (134), and a moving column (343) which is fixed on the butting column (342) and extends out of the limiting groove (134), the end part of the abutting column (342) close to the connecting column (341) is provided with a bevel, the end part of the connecting column (341) close to the abutting column (342) is provided with a bevel, the abutting column (342) is matched with the inclined plane of the connecting column (341) close to each other.
6. The backfill compactness detecting device according to claim 1, characterized in that: the bottom of support (11) is provided with mount pad (4), mount pad (4) with support (11) can be dismantled and be connected, guiding hole (41) have been seted up on mount pad (4), the axis of guiding hole (41) with the axis coincidence of probe rod (23).
7. The backfill compactness detecting device according to claim 6, wherein: be provided with sliding sleeve (42) on mount pad (4), sliding sleeve (42) with probe rod (23) cooperation of sliding, the axis of sliding sleeve (42) with the axis coincidence of probe rod (23), just sliding sleeve (42) with the inside wall screw-thread fit of guiding hole (41).
8. The backfill compactness detecting device according to claim 6, wherein: the bottom rigid coupling of mount pad (4) has a plurality of staple (43), and is a plurality of staple (43) evenly arrange in the four corners of mount pad (4).
CN202120613337.5U 2021-03-25 2021-03-25 Backfill compactness detection device Active CN214737939U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120613337.5U CN214737939U (en) 2021-03-25 2021-03-25 Backfill compactness detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120613337.5U CN214737939U (en) 2021-03-25 2021-03-25 Backfill compactness detection device

Publications (1)

Publication Number Publication Date
CN214737939U true CN214737939U (en) 2021-11-16

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CN202120613337.5U Active CN214737939U (en) 2021-03-25 2021-03-25 Backfill compactness detection device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117888521A (en) * 2024-03-14 2024-04-16 山东路德新材料股份有限公司 Assembled ecological net surface support geogrid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117888521A (en) * 2024-03-14 2024-04-16 山东路德新材料股份有限公司 Assembled ecological net surface support geogrid
CN117888521B (en) * 2024-03-14 2024-05-28 山东路德新材料股份有限公司 Assembled ecological net surface support geogrid

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