CN209983742U

CN209983742U - Experimental table for sand and stone detection

Info

Publication number: CN209983742U
Application number: CN201920601702.3U
Authority: CN
Inventors: 董蕾; 尚崴; 任秀丽; 高培龙; 陆明
Original assignee: Fuyang Luxing Highway Engineering Supervision Co Ltd; Fuyang Luxing Highway Engineering Testing Co Ltd
Current assignee: Anhui Luxing Construction Project Management Co.,Ltd.; FUYANG LUXING HIGHWAY ENGINEERING TESTING Co.,Ltd.
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-24
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a gravel and sand detects uses laboratory bench, including base, supporting leg, connecting rod, spacing support column, workstation, hollow tube, first fixed round pin post, first bracing piece, second fixed round pin post, second bracing piece, slip thread bush, spacing dwang, rotation screw thread device, fixed disc and commentaries on classics handle, the supporting leg of the bottom fixedly connected with symmetric distribution of base. The utility model discloses a setting can the pivoted rotate threaded device, and rotate threaded device's positive and negative rotation can drive the angle increase between first bracing piece and the second bracing piece and reduce, like this alright with the rising and the reduction that realize the workstation, and the setting of spacing bracing piece and hollow tube also can prevent that the workstation from producing because of rising and descending and rocking, such setting can the survey that the measuring personnel can know the condition change of not co-altitude gravel and sand, and the utility model discloses rational in infrastructure, convenient to use.

Description

Experimental table for sand and stone detection

Technical Field

The utility model relates to a check out test set technical field specifically is a gravel and sand detects uses laboratory bench.

Background

A large amount of sand and stone, concrete and the like can be used as auxiliary materials for construction in the construction process of constructional engineering, the soil content, gravel content, hardness and the like in the sand and stone can be detected in the sand and stone construction process, the sand and stone can be placed on a test bed for detection in the detection process, instruments used in the detection process are different, the number of the detected sand and stone is also different, and therefore a common table top cannot raise or lower the table top, so that the condition change of the surface of the sand and stone cannot be accurately detected, and therefore the test bed for detecting the sand and stone is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gravel and sand detects uses laboratory bench to solve the problem that provides in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test bench for sand and stone detection comprises a base, supporting legs, connecting rods, limiting supporting columns, a workbench, a hollow tube, a first fixing pin column, a first supporting rod, a second fixing pin column, a second supporting rod, a sliding threaded sleeve, a limiting rotating rod, a rotating threaded device, a fixed disc and a rotating handle, wherein the bottom of the base is fixedly connected with the supporting legs which are symmetrically distributed, the opposite sides of the supporting legs are fixedly connected through the connecting rods, the two ends of the top of the base are fixedly connected with the limiting supporting columns, the hollow tube is fixedly arranged at the two ends of the bottom of the workbench and corresponds to the position of the limiting supporting columns, the top of the limiting supporting columns needs to be inserted into the hollow part of the bottom of the hollow tube, the top of the base is fixedly connected with the first supporting rods which are symmetrically distributed through two groups of first fixing pin columns, and the second supporting rods which are symmetrically distributed are fixedly arranged at the bottom of, the one end that first bracing piece and second bracing piece are connected is through spacing dwang fixed mounting in the surface of slip thread bush, the inside of slip thread bush is provided with rotates threaded means, the one end fixed mounting who rotates threaded means has fixed disc, the edge fixed mounting that fixed disc kept away from rotation threaded means one side has the commentaries on classics handle.

Preferably, one end of the rotating thread device, which is far away from the fixed disc, is fixedly connected with a limiting block.

Preferably, the base, the limiting support column, the workbench and the hollow pipe are welded in a high-frequency welding mode.

Preferably, the base, the limiting support column, the workbench, the hollow tube, the first support rod, the second support rod and the rotary thread device are made of rigid materials.

Preferably, the rotating thread device comprises a connecting block, a first threaded rod is arranged at one end of the connecting block in a positive direction in a fixedly connected mode, a second threaded rod is arranged at the other end of the connecting block in a reverse direction in a fixedly connected mode, and the first threaded rod and the second threaded rod are both meshed with a sliding thread sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a setting can the pivoted rotate threaded device, and rotate threaded device's positive and negative rotation can drive the angle increase between first bracing piece and the second bracing piece and reduce, like this alright with the rising and the reduction that realize the workstation, and the setting of spacing bracing piece and hollow tube also can prevent that the workstation from producing because of rising and descending and rocking, such setting can the survey that the measuring personnel can know the condition change of not co-altitude gravel and sand, and the utility model discloses rational in infrastructure, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the front view of the present invention;

fig. 2 is a schematic view of the side view structure of the rotary screw device of the present invention.

In the figure: 1 base, 2 supporting legs, 3 connecting rods, 4 spacing support columns, 5 workstations, 6 hollow tubes, 7 first fixed pin columns, 8 first support rods, 9 second fixed pin columns, 10 second support rods, 11 sliding threaded sleeves, 12 spacing rotating rods, 13 rotating thread devices, 14 fixed discs, 15 rotating handles, 16 spacing blocks, 17 connecting blocks, 18 first threaded rods and 19 second threaded rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a test bench for sand and stone detection comprises a base 1, supporting legs 2, a connecting rod 3, a limiting supporting column 4, a workbench 5, a hollow tube 6, a first fixing pin 7, a first supporting rod 8, a second fixing pin 9, a second supporting rod 10, a sliding threaded sleeve 11, a limiting rotating rod 12, a rotating threaded device 13, a fixed disc 14 and a rotating handle 15, wherein the bottom of the base 1 is fixedly connected with the supporting legs 2 which are symmetrically distributed, the opposite sides of the supporting legs 2 are fixedly connected through the connecting rod 3, the two ends of the top of the base 1 are fixedly connected with the limiting supporting column 4, the two ends of the bottom of the workbench 5 are fixedly provided with the hollow tube 6 corresponding to the position of the limiting supporting column 4, the top of the limiting supporting column 4 is required to be inserted into the hollow part at the bottom of the hollow tube 6, the top of the base 1 is fixedly connected with the first supporting rods 8 which are symmetrically distributed through two groups, the bottom of workstation 5 has the second bracing piece 10 of symmetric distribution through 9 fixed mounting of two sets of second fixed round pin posts, the one end that first bracing piece 8 and second bracing piece 10 are connected is through spacing dwang 12 fixed mounting in the surface of slip thread bush 11, the inside of slip thread bush 11 is provided with rotates threaded devices 13, the one end fixed mounting who rotates threaded devices 13 has fixed disc 14, fixed disc 14 keeps away from the edge fixed mounting who rotates threaded devices 13 one side and has changeing 15.

When in use, firstly, the sand and the instrument to be detected are placed on the surface of the workbench 5, then the rotating handle 15 is rotated, the rotating handle 15 rotates to drive the fixed disk 14 and the rotating thread device 13 fixedly connected with one side of the fixed disk 14 to rotate, the rotating thread device 13 comprises a first threaded rod 18 which is arranged in the positive direction and a second threaded rod 19 which is arranged in the reverse direction and fixedly connected with each other by a connecting block 17, the rotating thread device 13 drives two groups of sliding thread sleeves 11 to move in the opposite directions when rotating, so that the two groups of first supporting rods 8 and second supporting rods 10 can be synchronously supported, the first supporting rods 8 and the second supporting rods 10 are respectively and fixedly arranged at the top of the base 1 and the bottom of the workbench 5 by the first fixing pin columns 7 and the second fixing pin columns 9, the arrangement can ensure that the sliding thread sleeves 11 increase and decrease the angle between the first supporting rods 8 and the second supporting rods 10 in the moving process, thus, the workbench 5 can be lifted and lowered, the sliding threaded sleeve 11 can be prevented from being separated from the surface of the rotary threaded device 13 in the moving process by the aid of the limiting block 16, and the workbench 5 can be prevented from shaking due to ascending and descending by the aid of the limiting support rod 4 and the hollow pipe 6.

Furthermore, a limit block 16 is fixedly connected to one end of the rotating threaded device 13 away from the fixed disk 14, and the limit block 16 is arranged to prevent the sliding threaded sleeve 11 from being separated from the surface of the rotating threaded device 13 in the moving process.

Further, welding is carried out between the base 1, the limiting support column 4, the workbench 5 and the hollow pipe 6 in a high-frequency welding mode, implementation and more stable welding are facilitated in the high-frequency welding mode, and a large amount of smoke dust cannot appear in the welding process.

Furthermore, the base 1, the limiting support column 4, the workbench 5, the hollow tube 6, the first support rod 8, the second support rod 10 and the rotary screw device 13 are all made of rigid materials, and the base 1, the limiting support column 4, the workbench 5, the hollow tube 6, the first support rod 8, the second support rod 10 and the rotary screw device 13 made of rigid materials can prevent the workbench 5 from being deformed due to too large bearing weight to affect the detection.

Further, it includes connecting block 17 to rotate threaded device 13, the first threaded rod 18 that the one end fixedly connected with forward of connecting block 17 set up, the reverse second threaded rod 19 that sets up of other end fixedly connected with of connecting block 17, first threaded rod 18 and second threaded rod 19 all set up for meshing mutually with slip thread bush 11, and the first threaded rod 18 that divide into the forward setting and the second threaded rod 19 of reverse setting utilize connecting block 17 to carry out fixed connection, can drive two sets of slip thread bushes 11 when rotating threaded device 13 and remove to opposite direction to make the support of two sets of first bracing pieces 8 and second bracing piece 10 go on in step.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A test bench for sand and stone detection comprises a base (1), supporting legs (2), a connecting rod (3), a limiting supporting column (4), a workbench (5), a hollow tube (6), a first fixing pin column (7), a first supporting rod (8), a second fixing pin column (9), a second supporting rod (10), a sliding threaded sleeve (11), a limiting rotating rod (12), a rotating threaded device (13), a fixed disc (14) and a rotating handle (15), wherein the bottom of the base (1) is fixedly connected with the supporting legs (2) which are symmetrically distributed, the opposite sides of the supporting legs (2) are fixedly connected through the connecting rod (3), the two ends of the top of the base (1) are fixedly connected with the limiting supporting column (4), the hollow tube (6) is fixedly installed at the two ends of the bottom of the workbench (5) and in a position corresponding to the limiting supporting column (4), the top of the limiting supporting column (4) needs to be inserted into a hollow part at the bottom of the hollow tube (6), the method is characterized in that: the top of base (1) is through first bracing piece (8) of two sets of first fixed round pin post (7) fixedly connected with symmetric distribution, there is second bracing piece (10) of symmetric distribution bottom of workstation (5) through two sets of second fixed round pin post (9) fixed mounting, the one end that first bracing piece (8) and second bracing piece (10) are connected is through spacing dwang (12) fixed mounting in the surface of slip thread bush (11), the inside of slip thread bush (11) is provided with rotates threaded devices (13), the one end fixed mounting who rotates threaded devices (13) has fixed disc (14), fixed disc (14) are kept away from the edge fixed mounting who rotates threaded devices (13) one side and are changeed (15).

2. The laboratory table for testing sand and stone according to claim 1, wherein: and one end of the rotating thread device (13) far away from the fixed disc (14) is fixedly connected with a limiting block (16).

3. The laboratory table for testing sand and stone according to claim 1, wherein: the base (1), the limiting support column (4), the workbench (5) and the hollow pipe (6) are welded in a high-frequency welding mode.

4. The laboratory table for testing sand and stone according to claim 1, wherein: the base (1), the limiting support column (4), the workbench (5), the hollow pipe (6), the first support rod (8), the second support rod (10) and the rotary threaded device (13) are all made of rigid materials.

5. The laboratory table for testing sand and stone according to claim 1, wherein: rotating threaded device (13) and including connecting block (17), first threaded rod (18) that the one end fixedly connected with forward of connecting block (17) set up, second threaded rod (19) of the reverse setting of other end fixedly connected with of connecting block (17), first threaded rod (18) and second threaded rod (19) all set up for meshing mutually with slip thread bush (11).