CN-224231777-U - Concrete slump test device

CN224231777UCN 224231777 UCN224231777 UCN 224231777UCN-224231777-U

Abstract

The utility model relates to the technical field of concrete detection, in particular to a concrete slump test device, which comprises a bottom frame, wherein a measuring mechanism is arranged on the lower side of the bottom frame, a measuring cylinder is arranged at the bottom end of the bottom frame, a discharging hopper is arranged above the measuring cylinder, and a cleaning mechanism for cleaning residual concrete on the inner wall of the measuring cylinder is further arranged. The automatic concrete slump testing device has the advantages that when slump of concrete is tested and detected, the inner wall of the measuring cylinder is sequentially cleaned by the aid of the cleaning brushes in the cleaning assembly from top to bottom, water is sprayed to the concrete while the cleaning brushes are used by the aid of the water spraying structure, cleaning force to the concrete is increased, when the measuring cylinder moves to the uppermost side, the vibrating structure is used for driving the striking posts to rotate and collide with the bumps on the inner wall of the discharging hopper, the discharging hopper drives the measuring cylinder to vibrate, the cleaned concrete falls, cleaning efficiency of the measuring cylinder is improved, and accuracy of measured data in the process of measuring the measuring cylinder again is guaranteed.

Inventors

LI HONGSHENG
WANG CUI
WANG XIAOYAN
MA XIAOHUI
LI SHENG
LI ZHIHONG
LIU ZHONGMIN
JIA ZHIZHONG
WANG LEI
WANG HUI
YE SONGCHEN
SUN HUIJUN

Assignees

河北新途科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250630

Claims (6)

1. The concrete slump test device comprises a bottom frame (100), wherein a measuring mechanism is arranged on the lower side of the bottom frame (100), a measuring cylinder (400) is arranged at the bottom end of the bottom frame (100), and a discharging hopper (500) is arranged above the measuring cylinder (400), and the device is characterized by further comprising a cleaning mechanism for cleaning residual concrete on the inner wall of the measuring cylinder (400), wherein the cleaning mechanism is positioned on the upper side of the bottom frame (100); The cleaning mechanism comprises a lifting plate (203) which is arranged above the underframe (100) in a vertically moving way, a cleaning component for cleaning the inner wall of the measuring cylinder (400) and a lifting component for driving the cleaning component to lift; The cleaning assembly comprises a tamping rod (207) arranged below a lifting plate (203), a first fixing sleeve (208) is fixed at the lower end of the tamping rod (207), a plurality of sliding blocks (209) are slidably mounted on the side wall of the first fixing sleeve (208), compression springs are connected between the sliding blocks (209) and the first fixing sleeve (208), the sliding blocks (209) are far away from one end of the tamping rod (207) and are arc-shaped, the sliding blocks (209) are far away from one end of the tamping rod (207) and are fixedly provided with a plurality of cleaning brushes (210), the cleaning brushes (210) are elastically arranged, a water spraying structure is arranged above the first fixing sleeve (208), a vibrating structure is arranged at the upper end of the tamping rod (207), and an adjusting structure for adjusting the position of the tamping rod (207) is arranged above the tamping rod.
2. The concrete slump test device according to claim 1, wherein the water spraying structure comprises a water containing tank (211) arranged above the first fixing sleeve (208), the water containing tank (211) is fixedly connected with the tamping rod (207), a plurality of water spraying heads (212) are arranged on the side wall of the water containing tank (211), a water inlet is arranged at the upper end of the water containing tank (211), and a cap is connected to the upper end of the water inlet in a threaded manner.
3. The concrete slump test device according to claim 2, wherein the vibration structure comprises a second fixing sleeve (213) fixedly arranged at the upper end of the ramming rod (207), a plurality of striking posts (214) are slidably arranged on the side wall of the second fixing sleeve (213), a return spring is connected between the striking posts (214) and the second fixing sleeve (213), one end, far away from the ramming rod (207), of each striking post (214) is arc-shaped, a plurality of protruding blocks (215) are fixedly arranged on the upper side of the inner wall of the lower hopper (500) in a surrounding mode, one end, far away from the inner wall of the lower hopper (500), of each protruding block (215) is arc-shaped, and the protruding blocks (215) are in sliding fit with the striking posts (214).
4. A concrete slump test apparatus according to claim 3, wherein the adjusting structure comprises a rotating frame (205) rotatably provided at the lower end of the lifting plate (203), the tamper (207) is slidably mounted inside the rotating frame (205), a telescopic cylinder (206) is provided between the upper end of the tamper (207) and the inner wall of the rotating frame (205), and a rotating motor (204) is mounted at the rotating end of the rotating frame (205).
5. The concrete slump test device according to claim 4, wherein the lifting assembly comprises two symmetrically arranged L-shaped connecting plates fixed at the upper end of the underframe (100), an upper lead screw (201) and an upper sliding rod (216) are respectively arranged on the inner walls of the two L-shaped connecting plates, the upper sliding rod (216) is fixedly connected with the L-shaped connecting plates, the upper lead screw (201) is rotatably connected with the L-shaped connecting plates, a lifting motor (202) is arranged at the rotating end of the upper lead screw (201), and the lifting plate (203) is slidably arranged between the two L-shaped connecting plates.
6. The concrete slump test device according to claim 5, wherein the bottom end of the discharging hopper (500) and the upper end of the measuring cylinder (400) are respectively provided with a magnetic ring (600), and the two magnetic rings (600) are mutually adsorbed.

Description

Concrete slump test device Technical Field The utility model relates to the technical field of concrete detection, in particular to a concrete slump test device. Background The concrete slump test is used for detecting the slump height of the concrete mixture under the action of dead weight, is an important index of the concrete mixture performance test, is an important test for reflecting the working performance of the concrete mixture, is a main test device of the concrete slump test, and needs other auxiliary tools such as a rammer, two steel bars, a bottom plate and the like. Through contrast patent publication number CN 220603471U's a concrete slump test device, in this scheme, the slump section of thick bamboo can adhere to residual concrete granule on slump section of thick bamboo inner wall after slump test is accomplished generally, and then this device is after slump test is accomplished, residual concrete can adhere on slump section of thick bamboo inner wall, can not be quick clean slump section of thick bamboo's inner wall, consequently concrete can solidify slowly on slump section of thick bamboo's inner wall, cause certain difficulty to later cleaning, if concrete cleaning on the slump section of thick bamboo inner wall is not good can cause certain influence to the data that slump test measured next time, the accuracy of measured data has been reduced. Disclosure of utility model The present utility model has been made to solve the above problems, and an object of the present utility model is to provide a concrete slump test apparatus. The utility model realizes the above purpose through the following technical scheme: The concrete slump test device comprises a bottom frame, wherein a measuring mechanism is arranged on the lower side of the bottom frame, a measuring cylinder is arranged at the bottom end of the bottom frame, a discharging hopper is arranged above the measuring cylinder, and a cleaning mechanism for cleaning residual concrete on the inner wall of the measuring cylinder is further arranged on the upper side of the bottom frame; The cleaning mechanism comprises a lifting plate arranged above the underframe in a vertically moving manner, a cleaning assembly for cleaning the inner wall of the measuring cylinder, and a lifting assembly for driving the cleaning assembly to lift; The cleaning assembly comprises a tamping rod arranged below the lifting plate, a first fixing sleeve is fixed at the lower end of the tamping rod, a plurality of sliding blocks are slidably mounted on the side wall of the first fixing sleeve, a compression spring is connected between the sliding blocks and the first fixing sleeve, one end of the tamping rod, far away from the sliding blocks, is arc-shaped, a plurality of cleaning brushes are fixed at one end, far away from the tamping rod, of the sliding blocks, the cleaning brushes are elastically arranged, a water spraying structure is arranged above the first fixing sleeve, a vibrating structure is arranged at the upper end of the tamping rod, and an adjusting structure used for adjusting the position of the tamping rod is arranged above the tamping rod. Preferably, the water spraying structure comprises a water containing tank arranged above the first fixing sleeve, the water containing tank is fixedly connected with the tamping rod, a plurality of water spraying heads are arranged on the side wall of the water containing tank, a water inlet is arranged at the upper end of the water containing tank, and a cap is connected at the upper end of the water inlet in a threaded manner. Preferably, the vibration structure comprises a second fixed sleeve fixedly arranged at the upper end of the tamping rod, a plurality of striking columns are slidably arranged on the side wall of the second fixed sleeve, a reset spring is connected between the striking columns and the second fixed sleeve, one end, far away from the tamping rod, of each striking column is arc-shaped, a plurality of protruding blocks are fixedly arranged on the upper side of the inner wall of the lower hopper in a surrounding manner, one end, far away from the inner wall of the lower hopper, of each protruding block is arc-shaped, and the protruding blocks are in sliding fit with the striking columns. Preferably, the adjusting structure comprises a rotating frame which is rotatably arranged at the lower end of the lifting plate, the tamping rod is slidably arranged inside the rotating frame, a telescopic cylinder is arranged between the upper end of the tamping rod and the inner wall of the rotating frame, and a rotating motor is arranged at the rotating end of the rotating frame. Preferably, the lifting assembly comprises two symmetrically arranged L-shaped connecting plates fixed at the upper end of the underframe, an upper lead screw and an upper sliding rod are respectively arranged on the inner walls of the two L-shaped connecting plates, the upper sliding rod is fixedly connected with the L